MobileCydia.mm

   1 /* Cydia - iPhone UIKit Front-End for Debian APT
   2  * Copyright (C) 2008-2014  Jay Freeman (saurik)
   3 */
   4
   5 /* GNU General Public License, Version 3 {{{ */
   6 /*
   7  * Cydia is free software: you can redistribute it and/or modify
   8  * it under the terms of the GNU General Public License as published
   9  * by the Free Software Foundation, either version 3 of the License,
  10  * or (at your option) any later version.
  11  *
  12  * Cydia is distributed in the hope that it will be useful, but
  13  * WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  * GNU General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU General Public License
  18  * along with Cydia.  If not, see <http://www.gnu.org/licenses/>.
  19 **/
  20 /* }}} */
  21
  22 // XXX: wtf/FastMalloc.h... wtf?
  23 #define USE_SYSTEM_MALLOC 1
  24
  25 /* #include Directives {{{ */
  26 #include "CyteKit/UCPlatform.h"
  27 #include "CyteKit/Localize.h"
  28
  29 #include <unicode/ustring.h>
  30 #include <unicode/utrans.h>
  31
  32 #include <objc/objc.h>
  33 #include <objc/runtime.h>
  34
  35 #include <CoreGraphics/CoreGraphics.h>
  36 #include <Foundation/Foundation.h>
  37
  38 #if 0
  39 #define DEPLOYMENT_TARGET_MACOSX 1
  40 #define CF_BUILDING_CF 1
  41 #include <CoreFoundation/CFInternal.h>
  42 #endif
  43
  44 #include <CoreFoundation/CFUniChar.h>
  45
  46 #include <SystemConfiguration/SystemConfiguration.h>
  47
  48 #include <UIKit/UIKit.h>
  49 #include "iPhonePrivate.h"
  50
  51 #include <IOKit/IOKitLib.h>
  52
  53 #include <QuartzCore/CALayer.h>
  54
  55 #include <WebCore/WebCoreThread.h>
  56 #include <WebKit/DOMHTMLIFrameElement.h>
  57
  58 #include <algorithm>
  59 #include <iomanip>
  60 #include <set>
  61 #include <sstream>
  62 #include <string>
  63
  64 #include <ext/stdio_filebuf.h>
  65
  66 #undef ABS
  67
  68 #include <apt-pkg/acquire.h>
  69 #include <apt-pkg/acquire-item.h>
  70 #include <apt-pkg/algorithms.h>
  71 #include <apt-pkg/cachefile.h>
  72 #include <apt-pkg/clean.h>
  73 #include <apt-pkg/configuration.h>
  74 #include <apt-pkg/debindexfile.h>
  75 #include <apt-pkg/debmetaindex.h>
  76 #include <apt-pkg/error.h>
  77 #include <apt-pkg/init.h>
  78 #include <apt-pkg/mmap.h>
  79 #include <apt-pkg/pkgrecords.h>
  80 #include <apt-pkg/sha1.h>
  81 #include <apt-pkg/sourcelist.h>
  82 #include <apt-pkg/sptr.h>
  83 #include <apt-pkg/strutl.h>
  84 #include <apt-pkg/tagfile.h>
  85
  86 #include <apr-1/apr_pools.h>
  87
  88 #include <sys/types.h>
  89 #include <sys/stat.h>
  90 #include <sys/sysctl.h>
  91 #include <sys/param.h>
  92 #include <sys/mount.h>
  93 #include <sys/reboot.h>
  94
  95 #include <fcntl.h>
  96 #include <notify.h>
  97 #include <dlfcn.h>
  98
  99 extern "C" {
 100 #include <mach-o/nlist.h>
 101 }
 102
 103 #include <cstdio>
 104 #include <cstdlib>
 105 #include <cstring>
 106
 107 #include <errno.h>
 108
 109 #include <Cytore.hpp>
 110 #include "Sources.h"
 111
 112 #include <CydiaSubstrate/CydiaSubstrate.h>
 113 #include "Menes/Menes.h"
 114
 115 #include "CyteKit/IndirectDelegate.h"
 116 #include "CyteKit/PerlCompatibleRegEx.hpp"
 117 #include "CyteKit/TableViewCell.h"
 118 #include "CyteKit/TabBarController.h"
 119 #include "CyteKit/WebScriptObject-Cyte.h"
 120 #include "CyteKit/WebViewController.h"
 121 #include "CyteKit/WebViewTableViewCell.h"
 122 #include "CyteKit/stringWithUTF8Bytes.h"
 123
 124 #include "Cydia/MIMEAddress.h"
 125 #include "Cydia/LoadingViewController.h"
 126 #include "Cydia/ProgressEvent.h"
 127
 128 #include "SDURLCache/SDURLCache.h"
 129 /* }}} */
 130
 131 /* Profiler {{{ */
 132 struct timeval _ltv;
 133 bool _itv;
 134
 135 #define _timestamp ({ \
 136     struct timeval tv; \
 137     gettimeofday(&tv, NULL); \
 138     tv.tv_sec * 1000000 + tv.tv_usec; \
 139 })
 140
 141 typedef std::vector<class ProfileTime *> TimeList;
 142 TimeList times_;
 143
 144 class ProfileTime {
 145   private:
 146     const char *name_;
 147     uint64_t total_;
 148     uint64_t count_;
 149
 150   public:
 151     ProfileTime(const char *name) :
 152         name_(name),
 153         total_(0)
 154     {
 155         times_.push_back(this);
 156     }
 157
 158     void AddTime(uint64_t time) {
 159         total_ += time;
 160         ++count_;
 161     }
 162
 163     void Print() {
 164         if (total_ != 0)
 165             std::cerr << std::setw(7) << count_ << ", " << std::setw(8) << total_ << " : " << name_ << std::endl;
 166         total_ = 0;
 167         count_ = 0;
 168     }
 169 };
 170
 171 class ProfileTimer {
 172   private:
 173     ProfileTime &time_;
 174     uint64_t start_;
 175
 176   public:
 177     ProfileTimer(ProfileTime &time) :
 178         time_(time),
 179         start_(_timestamp)
 180     {
 181     }
 182
 183     ~ProfileTimer() {
 184         time_.AddTime(_timestamp - start_);
 185     }
 186 };
 187
 188 void PrintTimes() {
 189     for (TimeList::const_iterator i(times_.begin()); i != times_.end(); ++i)
 190         (*i)->Print();
 191     std::cerr << "========" << std::endl;
 192 }
 193
 194 #define _profile(name) { \
 195     static ProfileTime name(#name); \
 196     ProfileTimer _ ## name(name);
 197
 198 #define _end }
 199 /* }}} */
 200
 201 // XXX: I hate clang. Apple: please get over your petty hatred of GPL and fix your gcc fork
 202 #define synchronized(lock) \
 203     synchronized(static_cast<NSObject *>(lock))
 204
 205 extern NSString *Cydia_;
 206
 207 #define lprintf(args...) fprintf(stderr, args)
 208
 209 #define ForRelease 1
 210 #define TraceLogging (1 && !ForRelease)
 211 #define HistogramInsertionSort (0 && !ForRelease)
 212 #define ProfileTimes (0 && !ForRelease)
 213 #define ForSaurik (0 && !ForRelease)
 214 #define LogBrowser (0 && !ForRelease)
 215 #define TrackResize (0 && !ForRelease)
 216 #define ManualRefresh (1 && !ForRelease)
 217 #define ShowInternals (0 && !ForRelease)
 218 #define AlwaysReload (0 && !ForRelease)
 219
 220 #if !TraceLogging
 221 #undef _trace
 222 #define _trace(args...)
 223 #endif
 224
 225 #if !ProfileTimes
 226 #undef _profile
 227 #define _profile(name) {
 228 #undef _end
 229 #define _end }
 230 #define PrintTimes() do {} while (false)
 231 #endif
 232
 233 // Hash Functions/Structures {{{
 234 extern "C" uint32_t hashlittle(const void *key, size_t length, uint32_t initval = 0);
 235
 236 union SplitHash {
 237     uint32_t u32;
 238     uint16_t u16[2];
 239 };
 240 // }}}
 241
 242 struct Root {
 243     static bool root_;
 244
 245     Root(bool real) {
 246         _assert(!root_);
 247         root_ = true;
 248         _trace();
 249         _assert(setreuid(real ? 0 : 501, 0) != -1);
 250     }
 251
 252     ~Root() {
 253         root_ = false;
 254         _trace();
 255         _assert(setreuid(501, 501) != -1);
 256     }
 257
 258     operator bool() const {
 259         return true;
 260     }
 261 };
 262
 263 bool Root::root_;
 264
 265 #define _root(real) \
 266     if (__attribute__((__unused__)) const Root &root = Root(real))
 267
 268 static NSString *Colon_;
 269 NSString *Elision_;
 270 static NSString *Error_;
 271 static NSString *Warning_;
 272
 273 static NSString *Cache_;
 274 #define Cache(file) \
 275     [NSString stringWithFormat:@"%@/%s", Cache_, file]
 276
 277 static void (*$SBSSetInterceptsMenuButtonForever)(bool);
 278
 279 static CFStringRef (*$MGCopyAnswer)(CFStringRef);
 280
 281 static NSString *UniqueIdentifier(UIDevice *device = nil) {
 282     if (kCFCoreFoundationVersionNumber < 800) // iOS 7.x
 283         return [device ?: [UIDevice currentDevice] uniqueIdentifier];
 284     else
 285         return [(id)$MGCopyAnswer(CFSTR("UniqueDeviceID")) autorelease];
 286 }
 287
 288 static bool IsReachable(const char *name) {
 289     SCNetworkReachabilityFlags flags; {
 290         SCNetworkReachabilityRef reachability(SCNetworkReachabilityCreateWithName(kCFAllocatorDefault, name));
 291         SCNetworkReachabilityGetFlags(reachability, &flags);
 292         CFRelease(reachability);
 293     }
 294
 295     // XXX: this elaborate mess is what Apple is using to determine this? :(
 296     // XXX: do we care if the user has to intervene? maybe that's ok?
 297     return
 298         (flags & kSCNetworkReachabilityFlagsReachable) != 0 && (
 299             (flags & kSCNetworkReachabilityFlagsConnectionRequired) == 0 || (
 300                 (flags & kSCNetworkReachabilityFlagsConnectionOnDemand) != 0 ||
 301                 (flags & kSCNetworkReachabilityFlagsConnectionOnTraffic) != 0
 302             ) && (flags & kSCNetworkReachabilityFlagsInterventionRequired) == 0 ||
 303             (flags & kSCNetworkReachabilityFlagsIsWWAN) != 0
 304         )
 305     ;
 306 }
 307
 308 static const NSUInteger UIViewAutoresizingFlexibleBoth(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight);
 309
 310 static _finline NSString *CydiaURL(NSString *path) {
 311     char page[26];
 312     page[0] = 'h'; page[1] = 't'; page[2] = 't'; page[3] = 'p'; page[4] = 's';
 313     page[5] = ':'; page[6] = '/'; page[7] = '/'; page[8] = 'c'; page[9] = 'y';
 314     page[10] = 'd'; page[11] = 'i'; page[12] = 'a'; page[13] = '.'; page[14] = 's';
 315     page[15] = 'a'; page[16] = 'u'; page[17] = 'r'; page[18] = 'i'; page[19] = 'k';
 316     page[20] = '.'; page[21] = 'c'; page[22] = 'o'; page[23] = 'm'; page[24] = '/';
 317     page[25] = '\0';
 318     return [[NSString stringWithUTF8String:page] stringByAppendingString:path];
 319 }
 320
 321 static void ReapZombie(pid_t pid) {
 322     int status;
 323   wait:
 324     if (waitpid(pid, &status, 0) == -1)
 325         if (errno == EINTR)
 326             goto wait;
 327         else _assert(false);
 328 }
 329
 330 static _finline void UpdateExternalStatus(uint64_t newStatus) {
 331     int notify_token;
 332     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
 333         notify_set_state(notify_token, newStatus);
 334         notify_cancel(notify_token);
 335     }
 336     notify_post("com.saurik.Cydia.status");
 337 }
 338
 339 static CGFloat CYStatusBarHeight() {
 340     CGSize size([[UIApplication sharedApplication] statusBarFrame].size);
 341     return UIInterfaceOrientationIsPortrait([[UIApplication sharedApplication] statusBarOrientation]) ? size.height : size.width;
 342 }
 343
 344 /* NSForcedOrderingSearch doesn't work on the iPhone */
 345 static const NSStringCompareOptions MatchCompareOptions_ = NSLiteralSearch | NSCaseInsensitiveSearch;
 346 static const NSStringCompareOptions LaxCompareOptions_ = NSNumericSearch | NSDiacriticInsensitiveSearch | NSWidthInsensitiveSearch | NSCaseInsensitiveSearch;
 347 static const CFStringCompareFlags LaxCompareFlags_ = kCFCompareNumerically | kCFCompareWidthInsensitive | kCFCompareForcedOrdering;
 348
 349 /* Insertion Sort {{{ */
 350
 351 CFIndex SKBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 352     const char *ptr = (const char *)list;
 353     while (0 < count) {
 354         CFIndex half = count / 2;
 355         const char *probe = ptr + elementSize * half;
 356         CFComparisonResult cr = comparator(element, probe, context);
 357     if (0 == cr) return (probe - (const char *)list) / elementSize;
 358         ptr = (cr < 0) ? ptr : probe + elementSize;
 359         count = (cr < 0) ? half : (half + (count & 1) - 1);
 360     }
 361     return (ptr - (const char *)list) / elementSize;
 362 }
 363
 364 CFIndex CFBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 365     const char *ptr = (const char *)list;
 366     while (0 < count) {
 367         CFIndex half = count / 2;
 368         const char *probe = ptr + elementSize * half;
 369         CFComparisonResult cr = comparator(element, probe, context);
 370     if (0 == cr) return (probe - (const char *)list) / elementSize;
 371         ptr = (cr < 0) ? ptr : probe + elementSize;
 372         count = (cr < 0) ? half : (half + (count & 1) - 1);
 373     }
 374     return (ptr - (const char *)list) / elementSize;
 375 }
 376
 377 void CFArrayInsertionSortValues(CFMutableArrayRef array, CFRange range, CFComparatorFunction comparator, void *context) {
 378     if (range.length == 0)
 379         return;
 380     const void **values(new const void *[range.length]);
 381     CFArrayGetValues(array, range, values);
 382
 383 #if HistogramInsertionSort > 0
 384     uint32_t total(0), *offsets(new uint32_t[range.length]);
 385 #endif
 386
 387     for (CFIndex index(1); index != range.length; ++index) {
 388         const void *value(values[index]);
 389         //CFIndex correct(SKBSearch_(&value, sizeof(const void *), values, index, comparator, context));
 390         CFIndex correct(index);
 391         while (comparator(value, values[correct - 1], context) == kCFCompareLessThan) {
 392 #if HistogramInsertionSort > 1
 393             NSLog(@"%@ < %@", value, values[correct - 1]);
 394 #endif
 395             if (--correct == 0)
 396                 break;
 397         }
 398         if (correct != index) {
 399             size_t offset(index - correct);
 400 #if HistogramInsertionSort
 401             total += offset;
 402             ++offsets[offset];
 403             if (offset > 10)
 404                 NSLog(@"Heavy Insertion Displacement: %u = %@", offset, value);
 405 #endif
 406             memmove(values + correct + 1, values + correct, sizeof(const void *) * offset);
 407             values[correct] = value;
 408         }
 409     }
 410
 411     CFArrayReplaceValues(array, range, values, range.length);
 412     delete [] values;
 413
 414 #if HistogramInsertionSort > 0
 415     for (CFIndex index(0); index != range.length; ++index)
 416         if (offsets[index] != 0)
 417             NSLog(@"Insertion Displacement [%u]: %u", index, offsets[index]);
 418     NSLog(@"Average Insertion Displacement: %f", double(total) / range.length);
 419     delete [] offsets;
 420 #endif
 421 }
 422
 423 /* }}} */
 424
 425 /* Apple Bug Fixes {{{ */
 426 @implementation UIWebDocumentView (Cydia)
 427
 428 - (void) _setScrollerOffset:(CGPoint)offset {
 429     UIScroller *scroller([self _scroller]);
 430
 431     CGSize size([scroller contentSize]);
 432     CGSize bounds([scroller bounds].size);
 433
 434     CGPoint max;
 435     max.x = size.width - bounds.width;
 436     max.y = size.height - bounds.height;
 437
 438     // wtf Apple?!
 439     if (max.x < 0)
 440         max.x = 0;
 441     if (max.y < 0)
 442         max.y = 0;
 443
 444     offset.x = offset.x < 0 ? 0 : offset.x > max.x ? max.x : offset.x;
 445     offset.y = offset.y < 0 ? 0 : offset.y > max.y ? max.y : offset.y;
 446
 447     [scroller setOffset:offset];
 448 }
 449
 450 @end
 451 /* }}} */
 452
 453 NSUInteger DOMNodeList$countByEnumeratingWithState$objects$count$(DOMNodeList *self, SEL sel, NSFastEnumerationState *state, id *objects, NSUInteger count) {
 454     size_t length([self length] - state->state);
 455     if (length <= 0)
 456         return 0;
 457     else if (length > count)
 458         length = count;
 459     for (size_t i(0); i != length; ++i)
 460         objects[i] = [self item:state->state++];
 461     state->itemsPtr = objects;
 462     state->mutationsPtr = (unsigned long *) self;
 463     return length;
 464 }
 465
 466 /* Cydia NSString Additions {{{ */
 467 @interface NSString (Cydia)
 468 - (NSComparisonResult) compareByPath:(NSString *)other;
 469 - (NSString *) stringByAddingPercentEscapesIncludingReserved;
 470 @end
 471
 472 @implementation NSString (Cydia)
 473
 474 - (NSComparisonResult) compareByPath:(NSString *)other {
 475     NSString *prefix = [self commonPrefixWithString:other options:0];
 476     size_t length = [prefix length];
 477
 478     NSRange lrange = NSMakeRange(length, [self length] - length);
 479     NSRange rrange = NSMakeRange(length, [other length] - length);
 480
 481     lrange = [self rangeOfString:@"/" options:0 range:lrange];
 482     rrange = [other rangeOfString:@"/" options:0 range:rrange];
 483
 484     NSComparisonResult value;
 485
 486     if (lrange.location == NSNotFound && rrange.location == NSNotFound)
 487         value = NSOrderedSame;
 488     else if (lrange.location == NSNotFound)
 489         value = NSOrderedAscending;
 490     else if (rrange.location == NSNotFound)
 491         value = NSOrderedDescending;
 492     else
 493         value = NSOrderedSame;
 494
 495     NSString *lpath = lrange.location == NSNotFound ? [self substringFromIndex:length] :
 496         [self substringWithRange:NSMakeRange(length, lrange.location - length)];
 497     NSString *rpath = rrange.location == NSNotFound ? [other substringFromIndex:length] :
 498         [other substringWithRange:NSMakeRange(length, rrange.location - length)];
 499
 500     NSComparisonResult result = [lpath compare:rpath];
 501     return result == NSOrderedSame ? value : result;
 502 }
 503
 504 - (NSString *) stringByAddingPercentEscapesIncludingReserved {
 505     return [(id)CFURLCreateStringByAddingPercentEscapes(
 506         kCFAllocatorDefault,
 507         (CFStringRef) self,
 508         NULL,
 509         CFSTR(";/?:@&=+$,"),
 510         kCFStringEncodingUTF8
 511     ) autorelease];
 512 }
 513
 514 @end
 515 /* }}} */
 516
 517 /* C++ NSString Wrapper Cache {{{ */
 518 static _finline CFStringRef CYStringCreate(const char *data, size_t size) {
 519     return size == 0 ? NULL :
 520         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingUTF8, NO, kCFAllocatorNull) ?:
 521         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingISOLatin1, NO, kCFAllocatorNull);
 522 }
 523
 524 static _finline CFStringRef CYStringCreate(const char *data) {
 525     return CYStringCreate(data, strlen(data));
 526 }
 527
 528 class CYString {
 529   private:
 530     char *data_;
 531     size_t size_;
 532     CFStringRef cache_;
 533
 534     _finline void clear_() {
 535         if (cache_ != NULL) {
 536             CFRelease(cache_);
 537             cache_ = NULL;
 538         }
 539     }
 540
 541   public:
 542     _finline bool empty() const {
 543         return size_ == 0;
 544     }
 545
 546     _finline size_t size() const {
 547         return size_;
 548     }
 549
 550     _finline char *data() const {
 551         return data_;
 552     }
 553
 554     _finline void clear() {
 555         size_ = 0;
 556         clear_();
 557     }
 558
 559     _finline CYString() :
 560         data_(0),
 561         size_(0),
 562         cache_(NULL)
 563     {
 564     }
 565
 566     _finline ~CYString() {
 567         clear_();
 568     }
 569
 570     void operator =(const CYString &rhs) {
 571         data_ = rhs.data_;
 572         size_ = rhs.size_;
 573
 574         if (rhs.cache_ == nil)
 575             cache_ = NULL;
 576         else
 577             cache_ = reinterpret_cast<CFStringRef>(CFRetain(rhs.cache_));
 578     }
 579
 580     void copy(apr_pool_t *pool) {
 581         char *temp(reinterpret_cast<char *>(apr_palloc(pool, size_ + 1)));
 582         memcpy(temp, data_, size_);
 583         temp[size_] = '\0';
 584         data_ = temp;
 585     }
 586
 587     void set(apr_pool_t *pool, const char *data, size_t size) {
 588         if (size == 0)
 589             clear();
 590         else {
 591             clear_();
 592
 593             data_ = const_cast<char *>(data);
 594             size_ = size;
 595
 596             if (pool != NULL)
 597                 copy(pool);
 598         }
 599     }
 600
 601     _finline void set(apr_pool_t *pool, const char *data) {
 602         set(pool, data, data == NULL ? 0 : strlen(data));
 603     }
 604
 605     _finline void set(apr_pool_t *pool, const std::string &rhs) {
 606         set(pool, rhs.data(), rhs.size());
 607     }
 608
 609     bool operator ==(const CYString &rhs) const {
 610         return size_ == rhs.size_ && memcmp(data_, rhs.data_, size_) == 0;
 611     }
 612
 613     _finline operator CFStringRef() {
 614         if (cache_ == NULL)
 615             cache_ = CYStringCreate(data_, size_);
 616         return cache_;
 617     }
 618
 619     _finline operator id() {
 620         return (NSString *) static_cast<CFStringRef>(*this);
 621     }
 622
 623     _finline operator const char *() {
 624         return reinterpret_cast<const char *>(data_);
 625     }
 626 };
 627 /* }}} */
 628 /* C++ NSString Algorithm Adapters {{{ */
 629 extern "C" {
 630     CF_EXPORT CFHashCode CFStringHashNSString(CFStringRef str);
 631 }
 632
 633 struct NSStringMapHash :
 634     std::unary_function<NSString *, size_t>
 635 {
 636     _finline size_t operator ()(NSString *value) const {
 637         return CFStringHashNSString((CFStringRef) value);
 638     }
 639 };
 640
 641 struct NSStringMapLess :
 642     std::binary_function<NSString *, NSString *, bool>
 643 {
 644     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 645         return [lhs compare:rhs] == NSOrderedAscending;
 646     }
 647 };
 648
 649 struct NSStringMapEqual :
 650     std::binary_function<NSString *, NSString *, bool>
 651 {
 652     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 653         return CFStringCompare((CFStringRef) lhs, (CFStringRef) rhs, 0) == kCFCompareEqualTo;
 654         //CFEqual((CFTypeRef) lhs, (CFTypeRef) rhs);
 655         //[lhs isEqualToString:rhs];
 656     }
 657 };
 658 /* }}} */
 659
 660 /* CoreGraphics Primitives {{{ */
 661 class CYColor {
 662   private:
 663     CGColorRef color_;
 664
 665     static CGColorRef Create_(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 666         CGFloat color[] = {red, green, blue, alpha};
 667         return CGColorCreate(space, color);
 668     }
 669
 670   public:
 671     CYColor() :
 672         color_(NULL)
 673     {
 674     }
 675
 676     CYColor(CGColorSpaceRef space, float red, float green, float blue, float alpha) :
 677         color_(Create_(space, red, green, blue, alpha))
 678     {
 679         Set(space, red, green, blue, alpha);
 680     }
 681
 682     void Clear() {
 683         if (color_ != NULL)
 684             CGColorRelease(color_);
 685     }
 686
 687     ~CYColor() {
 688         Clear();
 689     }
 690
 691     void Set(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 692         Clear();
 693         color_ = Create_(space, red, green, blue, alpha);
 694     }
 695
 696     operator CGColorRef() {
 697         return color_;
 698     }
 699 };
 700 /* }}} */
 701
 702 /* Random Global Variables {{{ */
 703 static int PulseInterval_ = 500000;
 704
 705 static const NSString *UI_;
 706
 707 static int Finish_;
 708 static bool RestartSubstrate_;
 709 static NSArray *Finishes_;
 710
 711 #define SpringBoard_ "/System/Library/LaunchDaemons/com.apple.SpringBoard.plist"
 712 #define NotifyConfig_ "/etc/notify.conf"
 713
 714 static bool Queuing_;
 715
 716 static CYColor Blue_;
 717 static CYColor Blueish_;
 718 static CYColor Black_;
 719 static CYColor Folder_;
 720 static CYColor Off_;
 721 static CYColor White_;
 722 static CYColor Gray_;
 723 static CYColor Green_;
 724 static CYColor Purple_;
 725 static CYColor Purplish_;
 726
 727 static UIColor *InstallingColor_;
 728 static UIColor *RemovingColor_;
 729
 730 static NSString *App_;
 731
 732 static BOOL Advanced_;
 733 static BOOL Ignored_;
 734
 735 static _H<UIFont> Font12_;
 736 static _H<UIFont> Font12Bold_;
 737 static _H<UIFont> Font14_;
 738 static _H<UIFont> Font18_;
 739 static _H<UIFont> Font18Bold_;
 740 static _H<UIFont> Font22Bold_;
 741
 742 static const char *Machine_ = NULL;
 743 static _H<NSString> System_;
 744 static NSString *SerialNumber_ = nil;
 745 static NSString *ChipID_ = nil;
 746 static NSString *BBSNum_ = nil;
 747 static _H<NSString> Token_;
 748 static _H<NSString> UniqueID_;
 749 static _H<NSString> UserAgent_;
 750 static _H<NSString> Product_;
 751 static _H<NSString> Safari_;
 752
 753 static _H<NSLocale> CollationLocale_;
 754 static _H<NSArray> CollationThumbs_;
 755 static std::vector<NSInteger> CollationOffset_;
 756 static _H<NSArray> CollationTitles_;
 757 static _H<NSArray> CollationStarts_;
 758 static UTransliterator *CollationTransl_;
 759 //static Function<NSString *, NSString *> CollationModify_;
 760
 761 typedef std::basic_string<UChar> ustring;
 762 static ustring CollationString_;
 763
 764 #define CUC const ustring &str(*reinterpret_cast<const ustring *>(rep))
 765 #define UC ustring &str(*reinterpret_cast<ustring *>(rep))
 766 static struct UReplaceableCallbacks CollationUCalls_ = {
 767     .length = [](const UReplaceable *rep) -> int32_t { CUC;
 768         return str.size();
 769     },
 770
 771     .charAt = [](const UReplaceable *rep, int32_t offset) -> UChar { CUC;
 772         //fprintf(stderr, "charAt(%d) : %d\n", offset, str.size());
 773         if (offset >= str.size())
 774             return 0xffff;
 775         return str[offset];
 776     },
 777
 778     .char32At = [](const UReplaceable *rep, int32_t offset) -> UChar32 { CUC;
 779         //fprintf(stderr, "char32At(%d) : %d\n", offset, str.size());
 780         if (offset >= str.size())
 781             return 0xffff;
 782         UChar32 c;
 783         U16_GET(str.data(), 0, offset, str.size(), c);
 784         return c;
 785     },
 786
 787     .replace = [](UReplaceable *rep, int32_t start, int32_t limit, const UChar *text, int32_t length) -> void { UC;
 788         //fprintf(stderr, "replace(%d, %d, %d) : %d\n", start, limit, length, str.size());
 789         str.replace(start, limit - start, text, length);
 790     },
 791
 792     .extract = [](UReplaceable *rep, int32_t start, int32_t limit, UChar *dst) -> void { UC;
 793         //fprintf(stderr, "extract(%d, %d) : %d\n", start, limit, str.size());
 794         str.copy(dst, limit - start, start);
 795     },
 796
 797     .copy = [](UReplaceable *rep, int32_t start, int32_t limit, int32_t dest) -> void { UC;
 798         //fprintf(stderr, "copy(%d, %d, %d) : %d\n", start, limit, dest, str.size());
 799         str.replace(dest, 0, str, start, limit - start);
 800     },
 801 };
 802
 803 static CFLocaleRef Locale_;
 804 static NSArray *Languages_;
 805 static CGColorSpaceRef space_;
 806
 807 static NSDictionary *SectionMap_;
 808 static NSMutableDictionary *Metadata_;
 809 static _transient NSMutableDictionary *Settings_;
 810 static _transient NSMutableDictionary *Packages_;
 811 static _transient NSMutableDictionary *Values_;
 812 static _transient NSMutableDictionary *Sections_;
 813 _H<NSMutableDictionary> Sources_;
 814 static _transient NSNumber *Version_;
 815 bool Changed_;
 816 static time_t now_;
 817
 818 bool IsWildcat_;
 819 static CGFloat ScreenScale_;
 820 static NSString *Idiom_;
 821 static _H<NSString> Firmware_;
 822 static NSString *Major_;
 823
 824 static _H<NSMutableDictionary> SessionData_;
 825 static _H<NSObject> HostConfig_;
 826 static _H<NSMutableSet> BridgedHosts_;
 827 static _H<NSMutableSet> TokenHosts_;
 828 static _H<NSMutableSet> InsecureHosts_;
 829 static _H<NSMutableSet> PipelinedHosts_;
 830 static _H<NSMutableSet> CachedURLs_;
 831
 832 static NSString *kCydiaProgressEventTypeError = @"Error";
 833 static NSString *kCydiaProgressEventTypeInformation = @"Information";
 834 static NSString *kCydiaProgressEventTypeStatus = @"Status";
 835 static NSString *kCydiaProgressEventTypeWarning = @"Warning";
 836 /* }}} */
 837
 838 /* Display Helpers {{{ */
 839 inline float Interpolate(float begin, float end, float fraction) {
 840     return (end - begin) * fraction + begin;
 841 }
 842
 843 static inline double Retina(double value) {
 844     value *= ScreenScale_;
 845     value = round(value);
 846     value /= ScreenScale_;
 847     return value;
 848 }
 849
 850 static inline CGRect Retina(CGRect value) {
 851     value.origin.x *= ScreenScale_;
 852     value.origin.y *= ScreenScale_;
 853     value.size.width *= ScreenScale_;
 854     value.size.height *= ScreenScale_;
 855     value = CGRectIntegral(value);
 856     value.origin.x /= ScreenScale_;
 857     value.origin.y /= ScreenScale_;
 858     value.size.width /= ScreenScale_;
 859     value.size.height /= ScreenScale_;
 860     return value;
 861 }
 862
 863 static _finline const char *StripVersion_(const char *version) {
 864     const char *colon(strchr(version, ':'));
 865     return colon == NULL ? version : colon + 1;
 866 }
 867
 868 NSString *LocalizeSection(NSString *section) {
 869     static Pcre title_r("^(.*?) \\((.*)\\)$");
 870     if (title_r(section)) {
 871         NSString *parent(title_r[1]);
 872         NSString *child(title_r[2]);
 873
 874         return [NSString stringWithFormat:UCLocalize("PARENTHETICAL"),
 875             LocalizeSection(parent),
 876             LocalizeSection(child)
 877         ];
 878     }
 879
 880     return [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
 881 }
 882
 883 NSString *Simplify(NSString *title) {
 884     const char *data = [title UTF8String];
 885     size_t size = [title lengthOfBytesUsingEncoding:NSUTF8StringEncoding];
 886
 887     static Pcre square_r("^\\[(.*)\\]$");
 888     if (square_r(data, size))
 889         return Simplify(square_r[1]);
 890
 891     static Pcre paren_r("^\\((.*)\\)$");
 892     if (paren_r(data, size))
 893         return Simplify(paren_r[1]);
 894
 895     static Pcre title_r("^(.*?) \\((.*)\\)$");
 896     if (title_r(data, size))
 897         return Simplify(title_r[1]);
 898
 899     return title;
 900 }
 901 /* }}} */
 902
 903 NSString *GetLastUpdate() {
 904     NSDate *update = [Metadata_ objectForKey:@"LastUpdate"];
 905
 906     if (update == nil)
 907         return UCLocalize("NEVER_OR_UNKNOWN");
 908
 909     CFDateFormatterRef formatter = CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle);
 910     CFStringRef formatted = CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) update);
 911
 912     CFRelease(formatter);
 913
 914     return [(NSString *) formatted autorelease];
 915 }
 916
 917 bool isSectionVisible(NSString *section) {
 918     NSDictionary *metadata([Sections_ objectForKey:(section ?: @"")]);
 919     NSNumber *hidden(metadata == nil ? nil : [metadata objectForKey:@"Hidden"]);
 920     return hidden == nil || ![hidden boolValue];
 921 }
 922
 923 static NSObject *CYIOGetValue(const char *path, NSString *property) {
 924     io_registry_entry_t entry(IORegistryEntryFromPath(kIOMasterPortDefault, path));
 925     if (entry == MACH_PORT_NULL)
 926         return nil;
 927
 928     CFTypeRef value(IORegistryEntryCreateCFProperty(entry, (CFStringRef) property, kCFAllocatorDefault, 0));
 929     IOObjectRelease(entry);
 930
 931     if (value == NULL)
 932         return nil;
 933     return [(id) value autorelease];
 934 }
 935
 936 static NSString *CYHex(NSData *data, bool reverse = false) {
 937     if (data == nil)
 938         return nil;
 939
 940     size_t length([data length]);
 941     uint8_t bytes[length];
 942     [data getBytes:bytes];
 943
 944     char string[length * 2 + 1];
 945     for (size_t i(0); i != length; ++i)
 946         sprintf(string + i * 2, "%.2x", bytes[reverse ? length - i - 1 : i]);
 947
 948     return [NSString stringWithUTF8String:string];
 949 }
 950
 951 @class Cydia;
 952
 953 /* Delegate Prototypes {{{ */
 954 @class Package;
 955 @class Source;
 956 @class CydiaProgressEvent;
 957
 958 @protocol DatabaseDelegate
 959 - (void) repairWithSelector:(SEL)selector;
 960 - (void) setConfigurationData:(NSString *)data;
 961 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task;
 962 @end
 963
 964 @class CYPackageController;
 965
 966 @protocol SourceDelegate
 967 - (void) setFetch:(NSNumber *)fetch;
 968 @end
 969
 970 @protocol FetchDelegate
 971 - (bool) isSourceCancelled;
 972 - (void) startSourceFetch:(NSString *)uri;
 973 - (void) stopSourceFetch:(NSString *)uri;
 974 @end
 975
 976 @protocol CydiaDelegate
 977 - (void) returnToCydia;
 978 - (void) saveState;
 979 - (void) retainNetworkActivityIndicator;
 980 - (void) releaseNetworkActivityIndicator;
 981 - (void) clearPackage:(Package *)package;
 982 - (void) installPackage:(Package *)package;
 983 - (void) installPackages:(NSArray *)packages;
 984 - (void) removePackage:(Package *)package;
 985 - (void) beginUpdate;
 986 - (BOOL) updating;
 987 - (bool) requestUpdate;
 988 - (void) distUpgrade;
 989 - (void) loadData;
 990 - (void) updateData;
 991 - (void) _saveConfig;
 992 - (void) syncData;
 993 - (void) addSource:(NSDictionary *)source;
 994 - (void) addTrivialSource:(NSString *)href;
 995 - (UIProgressHUD *) addProgressHUD;
 996 - (void) removeProgressHUD:(UIProgressHUD *)hud;
 997 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item;
 998 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
 999 @end
1000 /* }}} */
1001
1002 /* CancelStatus {{{ */
1003 class CancelStatus :
1004     public pkgAcquireStatus
1005 {
1006   private:
1007     bool cancelled_;
1008
1009   public:
1010     CancelStatus() :
1011         cancelled_(false)
1012     {
1013     }
1014
1015     virtual bool MediaChange(std::string media, std::string drive) {
1016         return false;
1017     }
1018
1019     virtual void IMSHit(pkgAcquire::ItemDesc &desc) {
1020         Done(desc);
1021     }
1022
1023     virtual bool Pulse_(pkgAcquire *Owner) = 0;
1024
1025     virtual bool Pulse(pkgAcquire *Owner) {
1026         if (pkgAcquireStatus::Pulse(Owner) && Pulse_(Owner))
1027             return true;
1028         else {
1029             cancelled_ = true;
1030             return false;
1031         }
1032     }
1033
1034     _finline bool WasCancelled() const {
1035         return cancelled_;
1036     }
1037 };
1038 /* }}} */
1039 /* DelegateStatus {{{ */
1040 class CydiaStatus :
1041     public CancelStatus
1042 {
1043   private:
1044     _transient NSObject<ProgressDelegate> *delegate_;
1045
1046   public:
1047     CydiaStatus() :
1048         delegate_(nil)
1049     {
1050     }
1051
1052     void setDelegate(NSObject<ProgressDelegate> *delegate) {
1053         delegate_ = delegate;
1054     }
1055
1056     virtual void Fetch(pkgAcquire::ItemDesc &desc) {
1057         NSString *name([NSString stringWithUTF8String:desc.ShortDesc.c_str()]);
1058         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithFormat:UCLocalize("DOWNLOADING_"), name] ofType:kCydiaProgressEventTypeStatus forItemDesc:desc]);
1059         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
1060     }
1061
1062     virtual void Done(pkgAcquire::ItemDesc &desc) {
1063         NSString *name([NSString stringWithUTF8String:desc.ShortDesc.c_str()]);
1064         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithFormat:Colon_, UCLocalize("DONE"), name] ofType:kCydiaProgressEventTypeStatus forItemDesc:desc]);
1065         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
1066     }
1067
1068     virtual void Fail(pkgAcquire::ItemDesc &desc) {
1069         if (
1070             desc.Owner->Status == pkgAcquire::Item::StatIdle ||
1071             desc.Owner->Status == pkgAcquire::Item::StatDone
1072         )
1073             return;
1074
1075         std::string &error(desc.Owner->ErrorText);
1076         if (error.empty())
1077             return;
1078
1079         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:kCydiaProgressEventTypeError forItemDesc:desc]);
1080         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
1081     }
1082
1083     virtual bool Pulse_(pkgAcquire *Owner) {
1084         double percent(
1085             double(CurrentBytes + CurrentItems) /
1086             double(TotalBytes + TotalItems)
1087         );
1088
1089         [delegate_ performSelectorOnMainThread:@selector(setProgressStatus:) withObject:[NSDictionary dictionaryWithObjectsAndKeys:
1090             [NSNumber numberWithDouble:percent], @"Percent",
1091
1092             [NSNumber numberWithDouble:CurrentBytes], @"Current",
1093             [NSNumber numberWithDouble:TotalBytes], @"Total",
1094             [NSNumber numberWithDouble:CurrentCPS], @"Speed",
1095         nil] waitUntilDone:YES];
1096
1097         return ![delegate_ isProgressCancelled];
1098     }
1099
1100     virtual void Start() {
1101         pkgAcquireStatus::Start();
1102         [delegate_ performSelectorOnMainThread:@selector(setProgressCancellable:) withObject:[NSNumber numberWithBool:YES] waitUntilDone:YES];
1103     }
1104
1105     virtual void Stop() {
1106         pkgAcquireStatus::Stop();
1107         [delegate_ performSelectorOnMainThread:@selector(setProgressCancellable:) withObject:[NSNumber numberWithBool:NO] waitUntilDone:YES];
1108         [delegate_ performSelectorOnMainThread:@selector(setProgressStatus:) withObject:nil waitUntilDone:YES];
1109     }
1110 };
1111 /* }}} */
1112 /* Database Interface {{{ */
1113 typedef std::map< unsigned long, _H<Source> > SourceMap;
1114
1115 @interface Database : NSObject {
1116     NSZone *zone_;
1117     apr_pool_t *pool_;
1118
1119     unsigned era_;
1120
1121     pkgCacheFile cache_;
1122     pkgDepCache::Policy *policy_;
1123     pkgRecords *records_;
1124     pkgProblemResolver *resolver_;
1125     pkgAcquire *fetcher_;
1126     FileFd *lock_;
1127     SPtr<pkgPackageManager> manager_;
1128     pkgSourceList *list_;
1129
1130     SourceMap sourceMap_;
1131     _H<NSMutableArray> sourceList_;
1132
1133     CFMutableArrayRef packages_;
1134
1135     _transient NSObject<DatabaseDelegate> *delegate_;
1136     _transient NSObject<ProgressDelegate> *progress_;
1137
1138     CydiaStatus status_;
1139
1140     int cydiafd_;
1141     int statusfd_;
1142     FILE *input_;
1143
1144     std::map<const char *, _H<NSString> > sections_;
1145 }
1146
1147 + (Database *) sharedInstance;
1148 - (unsigned) era;
1149
1150 - (void) _readCydia:(NSNumber *)fd;
1151 - (void) _readStatus:(NSNumber *)fd;
1152 - (void) _readOutput:(NSNumber *)fd;
1153
1154 - (FILE *) input;
1155
1156 - (Package *) packageWithName:(NSString *)name;
1157
1158 - (pkgCacheFile &) cache;
1159 - (pkgDepCache::Policy *) policy;
1160 - (pkgRecords *) records;
1161 - (pkgProblemResolver *) resolver;
1162 - (pkgAcquire &) fetcher;
1163 - (pkgSourceList &) list;
1164 - (NSArray *) packages;
1165 - (NSArray *) sources;
1166 - (Source *) sourceWithKey:(NSString *)key;
1167 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
1168
1169 - (void) configure;
1170 - (bool) prepare;
1171 - (void) perform;
1172 - (bool) upgrade;
1173 - (void) update;
1174
1175 - (void) updateWithStatus:(CancelStatus &)status;
1176
1177 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate;
1178
1179 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate;
1180 - (NSObject<ProgressDelegate> *) progressDelegate;
1181
1182 - (Source *) getSource:(pkgCache::PkgFileIterator)file;
1183 - (void) setFetch:(bool)fetch forURI:(const char *)uri;
1184 - (void) resetFetch;
1185
1186 - (NSString *) mappedSectionForPointer:(const char *)pointer;
1187
1188 @end
1189 /* }}} */
1190 /* SourceStatus {{{ */
1191 class SourceStatus :
1192     public CancelStatus
1193 {
1194   private:
1195     _transient NSObject<FetchDelegate> *delegate_;
1196     _transient Database *database_;
1197     std::set<std::string> fetches_;
1198
1199   public:
1200     SourceStatus(NSObject<FetchDelegate> *delegate, Database *database) :
1201         delegate_(delegate),
1202         database_(database)
1203     {
1204     }
1205
1206     void Set(bool fetch, const std::string &uri) {
1207         if (fetch) {
1208             if (!fetches_.insert(uri).second)
1209                 return;
1210         } else {
1211             if (fetches_.erase(uri) == 0)
1212                 return;
1213         }
1214
1215         //printf("Set(%s, %s)\n", fetch ? "true" : "false", uri.c_str());
1216         [database_ setFetch:fetch forURI:uri.c_str()];
1217     }
1218
1219     _finline void Set(bool fetch, pkgAcquire::Item *item) {
1220         /*unsigned long ID(fetch ? 1 : 0);
1221         if (item->ID == ID)
1222             return;
1223         item->ID = ID;*/
1224         Set(fetch, item->DescURI());
1225     }
1226
1227     void Log(const char *tag, pkgAcquire::Item *item) {
1228         //printf("%s(%s) S:%u Q:%u\n", tag, item->DescURI().c_str(), item->Status, item->QueueCounter);
1229     }
1230
1231     virtual void Fetch(pkgAcquire::ItemDesc &desc) {
1232         Log("Fetch", desc.Owner);
1233         Set(true, desc.Owner);
1234     }
1235
1236     virtual void Done(pkgAcquire::ItemDesc &desc) {
1237         Log("Done", desc.Owner);
1238         Set(false, desc.Owner);
1239     }
1240
1241     virtual void Fail(pkgAcquire::ItemDesc &desc) {
1242         Log("Fail", desc.Owner);
1243         Set(false, desc.Owner);
1244     }
1245
1246     virtual bool Pulse_(pkgAcquire *Owner) {
1247         std::set<std::string> fetches;
1248         for (pkgAcquire::ItemCIterator item(Owner->ItemsBegin()); item != Owner->ItemsEnd(); ++item) {
1249             bool fetch;
1250             if ((*item)->QueueCounter == 0)
1251                 fetch = false;
1252             else switch ((*item)->Status) {
1253                 case pkgAcquire::Item::StatFetching:
1254                     fetches.insert((*item)->DescURI());
1255                     fetch = true;
1256                 break;
1257
1258                 default:
1259                     fetch = false;
1260                 break;
1261             }
1262
1263             Log(fetch ? "Pulse<true>" : "Pulse<false>", *item);
1264             Set(fetch, *item);
1265         }
1266
1267         std::vector<std::string> stops;
1268         std::set_difference(fetches_.begin(), fetches_.end(), fetches.begin(), fetches.end(), std::back_insert_iterator<std::vector<std::string>>(stops));
1269         for (std::vector<std::string>::const_iterator stop(stops.begin()); stop != stops.end(); ++stop) {
1270             //printf("Stop(%s)\n", stop->c_str());
1271             Set(false, *stop);
1272         }
1273
1274         return ![delegate_ isSourceCancelled];
1275     }
1276
1277     virtual void Stop() {
1278         pkgAcquireStatus::Stop();
1279         [database_ resetFetch];
1280     }
1281 };
1282 /* }}} */
1283 /* ProgressEvent Implementation {{{ */
1284 @implementation CydiaProgressEvent
1285
1286 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type {
1287     return [[[CydiaProgressEvent alloc] initWithMessage:message ofType:type] autorelease];
1288 }
1289
1290 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forPackage:(NSString *)package {
1291     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1292     [event setPackage:package];
1293     return event;
1294 }
1295
1296 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forItemDesc:(pkgAcquire::ItemDesc &)desc {
1297     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1298
1299     NSString *description([NSString stringWithUTF8String:desc.Description.c_str()]);
1300     NSArray *fields([description componentsSeparatedByString:@" "]);
1301     [event setItem:fields];
1302
1303     if ([fields count] > 3) {
1304         [event setPackage:[fields objectAtIndex:2]];
1305         [event setVersion:[fields objectAtIndex:3]];
1306     }
1307
1308     [event setURL:[NSString stringWithUTF8String:desc.URI.c_str()]];
1309
1310     return event;
1311 }
1312
1313 + (NSArray *) _attributeKeys {
1314     return [NSArray arrayWithObjects:
1315         @"item",
1316         @"message",
1317         @"package",
1318         @"type",
1319         @"url",
1320         @"version",
1321     nil];
1322 }
1323
1324 - (NSArray *) attributeKeys {
1325     return [[self class] _attributeKeys];
1326 }
1327
1328 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1329     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1330 }
1331
1332 - (id) initWithMessage:(NSString *)message ofType:(NSString *)type {
1333     if ((self = [super init]) != nil) {
1334         message_ = message;
1335         type_ = type;
1336     } return self;
1337 }
1338
1339 - (NSString *) message {
1340     return message_;
1341 }
1342
1343 - (NSString *) type {
1344     return type_;
1345 }
1346
1347 - (NSArray *) item {
1348     return (id) item_ ?: [NSNull null];
1349 }
1350
1351 - (void) setItem:(NSArray *)item {
1352     item_ = item;
1353 }
1354
1355 - (NSString *) package {
1356     return (id) package_ ?: [NSNull null];
1357 }
1358
1359 - (void) setPackage:(NSString *)package {
1360     package_ = package;
1361 }
1362
1363 - (NSString *) url {
1364     return (id) url_ ?: [NSNull null];
1365 }
1366
1367 - (void) setURL:(NSString *)url {
1368     url_ = url;
1369 }
1370
1371 - (void) setVersion:(NSString *)version {
1372     version_ = version;
1373 }
1374
1375 - (NSString *) version {
1376     return (id) version_ ?: [NSNull null];
1377 }
1378
1379 - (NSString *) compound:(NSString *)value {
1380     if (value != nil) {
1381         NSString *mode(nil); {
1382             NSString *type([self type]);
1383             if ([type isEqualToString:kCydiaProgressEventTypeError])
1384                 mode = UCLocalize("ERROR");
1385             else if ([type isEqualToString:kCydiaProgressEventTypeWarning])
1386                 mode = UCLocalize("WARNING");
1387         }
1388
1389         if (mode != nil)
1390             value = [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), mode, value];
1391     }
1392
1393     return value;
1394 }
1395
1396 - (NSString *) compoundMessage {
1397     return [self compound:[self message]];
1398 }
1399
1400 - (NSString *) compoundTitle {
1401     NSString *title;
1402
1403     if (package_ == nil)
1404         title = nil;
1405     else if (Package *package = [[Database sharedInstance] packageWithName:package_])
1406         title = [package name];
1407     else
1408         title = package_;
1409
1410     return [self compound:title];
1411 }
1412
1413 @end
1414 /* }}} */
1415
1416 // Cytore Definitions {{{
1417 struct PackageValue :
1418     Cytore::Block
1419 {
1420     Cytore::Offset<PackageValue> next_;
1421
1422     uint32_t index_ : 23;
1423     uint32_t subscribed_ : 1;
1424     uint32_t : 8;
1425
1426     int32_t first_;
1427     int32_t last_;
1428
1429     uint16_t vhash_;
1430     uint16_t nhash_;
1431
1432     char version_[8];
1433     char name_[];
1434 };
1435
1436 struct MetaValue :
1437     Cytore::Block
1438 {
1439     uint32_t active_;
1440     Cytore::Offset<PackageValue> packages_[1 << 16];
1441 };
1442
1443 static Cytore::File<MetaValue> MetaFile_;
1444 // }}}
1445 // Cytore Helper Functions {{{
1446 static PackageValue *PackageFind(const char *name, size_t length, bool *fail = NULL) {
1447     SplitHash nhash = { hashlittle(name, length) };
1448
1449     PackageValue *metadata;
1450
1451     Cytore::Offset<PackageValue> *offset(&MetaFile_->packages_[nhash.u16[0]]);
1452     for (;; offset = &metadata->next_) { if (offset->IsNull()) {
1453         *offset = MetaFile_.New<PackageValue>(length + 1);
1454         metadata = &MetaFile_.Get(*offset);
1455
1456         if (metadata == NULL) {
1457             if (fail != NULL)
1458                 *fail = true;
1459
1460             metadata = new PackageValue();
1461             memset(metadata, 0, sizeof(*metadata));
1462         }
1463
1464         memcpy(metadata->name_, name, length);
1465         metadata->name_[length] = '\0';
1466         metadata->nhash_ = nhash.u16[1];
1467     } else {
1468         metadata = &MetaFile_.Get(*offset);
1469         if (metadata->nhash_ != nhash.u16[1])
1470             continue;
1471         if (strncmp(metadata->name_, name, length) != 0)
1472             continue;
1473         if (metadata->name_[length] != '\0')
1474             continue;
1475     } break; }
1476
1477     return metadata;
1478 }
1479
1480 static void PackageImport(const void *key, const void *value, void *context) {
1481     bool &fail(*reinterpret_cast<bool *>(context));
1482
1483     char buffer[1024];
1484     if (!CFStringGetCString((CFStringRef) key, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1485         NSLog(@"failed to import package %@", key);
1486         return;
1487     }
1488
1489     PackageValue *metadata(PackageFind(buffer, strlen(buffer), &fail));
1490     NSDictionary *package((NSDictionary *) value);
1491
1492     if (NSNumber *subscribed = [package objectForKey:@"IsSubscribed"])
1493         if ([subscribed boolValue] && !metadata->subscribed_)
1494             metadata->subscribed_ = true;
1495
1496     if (NSDate *date = [package objectForKey:@"FirstSeen"]) {
1497         time_t time([date timeIntervalSince1970]);
1498         if (metadata->first_ > time || metadata->first_ == 0)
1499             metadata->first_ = time;
1500     }
1501
1502     NSDate *date([package objectForKey:@"LastSeen"]);
1503     NSString *version([package objectForKey:@"LastVersion"]);
1504
1505     if (date != nil && version != nil) {
1506         time_t time([date timeIntervalSince1970]);
1507         if (metadata->last_ < time || metadata->last_ == 0)
1508             if (CFStringGetCString((CFStringRef) version, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1509                 size_t length(strlen(buffer));
1510                 uint16_t vhash(hashlittle(buffer, length));
1511
1512                 size_t capped(std::min<size_t>(8, length));
1513                 char *latest(buffer + length - capped);
1514
1515                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
1516                 metadata->vhash_ = vhash;
1517
1518                 metadata->last_ = time;
1519             }
1520     }
1521 }
1522 // }}}
1523
1524 /* Source Class {{{ */
1525 @interface Source : NSObject {
1526     unsigned era_;
1527     Database *database_;
1528     metaIndex *index_;
1529
1530     CYString depiction_;
1531     CYString description_;
1532     CYString label_;
1533     CYString origin_;
1534     CYString support_;
1535
1536     CYString uri_;
1537     CYString distribution_;
1538     CYString type_;
1539     CYString base_;
1540     CYString version_;
1541
1542     _H<NSString> host_;
1543     _H<NSString> authority_;
1544
1545     CYString defaultIcon_;
1546
1547     _H<NSMutableDictionary> record_;
1548     BOOL trusted_;
1549
1550     std::set<std::string> fetches_;
1551     std::set<std::string> files_;
1552     _transient NSObject<SourceDelegate> *delegate_;
1553 }
1554
1555 - (Source *) initWithMetaIndex:(metaIndex *)index forDatabase:(Database *)database inPool:(apr_pool_t *)pool;
1556
1557 - (NSComparisonResult) compareByName:(Source *)source;
1558
1559 - (NSString *) depictionForPackage:(NSString *)package;
1560 - (NSString *) supportForPackage:(NSString *)package;
1561
1562 - (metaIndex *) metaIndex;
1563 - (NSDictionary *) record;
1564 - (BOOL) trusted;
1565
1566 - (NSString *) rooturi;
1567 - (NSString *) distribution;
1568 - (NSString *) type;
1569
1570 - (NSString *) key;
1571 - (NSString *) host;
1572
1573 - (NSString *) name;
1574 - (NSString *) shortDescription;
1575 - (NSString *) label;
1576 - (NSString *) origin;
1577 - (NSString *) version;
1578
1579 - (NSString *) defaultIcon;
1580 - (NSURL *) iconURL;
1581
1582 - (void) setFetch:(bool)fetch forURI:(const char *)uri;
1583 - (void) resetFetch;
1584
1585 @end
1586
1587 @implementation Source
1588
1589 + (NSString *) webScriptNameForSelector:(SEL)selector {
1590     if (false);
1591     else if (selector == @selector(addSection:))
1592         return @"addSection";
1593     else if (selector == @selector(getField:))
1594         return @"getField";
1595     else if (selector == @selector(removeSection:))
1596         return @"removeSection";
1597     else if (selector == @selector(remove))
1598         return @"remove";
1599     else
1600         return nil;
1601 }
1602
1603 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
1604     return [self webScriptNameForSelector:selector] == nil;
1605 }
1606
1607 + (NSArray *) _attributeKeys {
1608     return [NSArray arrayWithObjects:
1609         @"baseuri",
1610         @"distribution",
1611         @"host",
1612         @"key",
1613         @"iconuri",
1614         @"label",
1615         @"name",
1616         @"origin",
1617         @"rooturi",
1618         @"sections",
1619         @"shortDescription",
1620         @"trusted",
1621         @"type",
1622         @"version",
1623     nil];
1624 }
1625
1626 - (NSArray *) attributeKeys {
1627     return [[self class] _attributeKeys];
1628 }
1629
1630 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1631     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1632 }
1633
1634 - (metaIndex *) metaIndex {
1635     return index_;
1636 }
1637
1638 - (void) setMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool {
1639     trusted_ = index->IsTrusted();
1640
1641     uri_.set(pool, index->GetURI());
1642     distribution_.set(pool, index->GetDist());
1643     type_.set(pool, index->GetType());
1644
1645     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index));
1646     if (dindex != NULL) {
1647         std::string file(dindex->MetaIndexURI(""));
1648         base_.set(pool, file);
1649
1650         pkgAcquire acquire;
1651         _profile(Source$setMetaIndex$GetIndexes)
1652         dindex->GetIndexes(&acquire, true);
1653         _end
1654         _profile(Source$setMetaIndex$DescURI)
1655         for (pkgAcquire::ItemIterator item(acquire.ItemsBegin()); item != acquire.ItemsEnd(); item++) {
1656             std::string file((*item)->DescURI());
1657             files_.insert(file);
1658             if (file.length() < sizeof("Packages.bz2") || file.substr(file.length() - sizeof("Packages.bz2")) != "/Packages.bz2")
1659                 continue;
1660             file = file.substr(0, file.length() - 4);
1661             files_.insert(file);
1662             files_.insert(file + ".gz");
1663             files_.insert(file + "Index");
1664         }
1665         _end
1666
1667         FileFd fd;
1668         if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly))
1669             _error->Discard();
1670         else {
1671             pkgTagFile tags(&fd);
1672
1673             pkgTagSection section;
1674             tags.Step(section);
1675
1676             struct {
1677                 const char *name_;
1678                 CYString *value_;
1679             } names[] = {
1680                 {"default-icon", &defaultIcon_},
1681                 {"depiction", &depiction_},
1682                 {"description", &description_},
1683                 {"label", &label_},
1684                 {"origin", &origin_},
1685                 {"support", &support_},
1686                 {"version", &version_},
1687             };
1688
1689             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
1690                 const char *start, *end;
1691
1692                 if (section.Find(names[i].name_, start, end)) {
1693                     CYString &value(*names[i].value_);
1694                     value.set(pool, start, end - start);
1695                 }
1696             }
1697         }
1698     }
1699
1700     record_ = [Sources_ objectForKey:[self key]];
1701
1702     NSURL *url([NSURL URLWithString:uri_]);
1703
1704     host_ = [url host];
1705     if (host_ != nil)
1706         host_ = [host_ lowercaseString];
1707
1708     if (host_ != nil)
1709         authority_ = host_;
1710     else
1711         authority_ = [url path];
1712 }
1713
1714 - (Source *) initWithMetaIndex:(metaIndex *)index forDatabase:(Database *)database inPool:(apr_pool_t *)pool {
1715     if ((self = [super init]) != nil) {
1716         era_ = [database era];
1717         database_ = database;
1718         index_ = index;
1719
1720         _profile(Source$initWithMetaIndex$setMetaIndex)
1721         [self setMetaIndex:index inPool:pool];
1722         _end
1723     } return self;
1724 }
1725
1726 - (NSString *) getField:(NSString *)name {
1727 @synchronized (database_) {
1728     if ([database_ era] != era_ || index_ == NULL)
1729         return nil;
1730
1731     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index_));
1732     if (dindex == NULL)
1733         return nil;
1734
1735     FileFd fd;
1736     if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly)) {
1737          _error->Discard();
1738          return nil;
1739     }
1740
1741     pkgTagFile tags(&fd);
1742
1743     pkgTagSection section;
1744     tags.Step(section);
1745
1746     const char *start, *end;
1747     if (!section.Find([name UTF8String], start, end))
1748         return (NSString *) [NSNull null];
1749
1750     return [NSString stringWithString:[(NSString *) CYStringCreate(start, end - start) autorelease]];
1751 } }
1752
1753 - (NSComparisonResult) compareByName:(Source *)source {
1754     NSString *lhs = [self name];
1755     NSString *rhs = [source name];
1756
1757     if ([lhs length] != 0 && [rhs length] != 0) {
1758         unichar lhc = [lhs characterAtIndex:0];
1759         unichar rhc = [rhs characterAtIndex:0];
1760
1761         if (isalpha(lhc) && !isalpha(rhc))
1762             return NSOrderedAscending;
1763         else if (!isalpha(lhc) && isalpha(rhc))
1764             return NSOrderedDescending;
1765     }
1766
1767     return [lhs compare:rhs options:LaxCompareOptions_];
1768 }
1769
1770 - (NSString *) depictionForPackage:(NSString *)package {
1771     return depiction_.empty() ? nil : [static_cast<id>(depiction_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1772 }
1773
1774 - (NSString *) supportForPackage:(NSString *)package {
1775     return support_.empty() ? nil : [static_cast<id>(support_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1776 }
1777
1778 - (NSArray *) sections {
1779     return record_ == nil ? (id) [NSNull null] : [record_ objectForKey:@"Sections"] ?: [NSArray array];
1780 }
1781
1782 - (void) _addSection:(NSString *)section {
1783     if (record_ == nil)
1784         return;
1785     else if (NSMutableArray *sections = [record_ objectForKey:@"Sections"]) {
1786         if (![sections containsObject:section]) {
1787             [sections addObject:section];
1788             Changed_ = true;
1789         }
1790     } else {
1791         [record_ setObject:[NSMutableArray arrayWithObject:section] forKey:@"Sections"];
1792         Changed_ = true;
1793     }
1794 }
1795
1796 - (bool) addSection:(NSString *)section {
1797     if (record_ == nil)
1798         return false;
1799
1800     [self performSelectorOnMainThread:@selector(_addSection:) withObject:section waitUntilDone:NO];
1801     return true;
1802 }
1803
1804 - (void) _removeSection:(NSString *)section {
1805     if (record_ == nil)
1806         return;
1807
1808     if (NSMutableArray *sections = [record_ objectForKey:@"Sections"])
1809         if ([sections containsObject:section]) {
1810             [sections removeObject:section];
1811             Changed_ = true;
1812         }
1813 }
1814
1815 - (bool) removeSection:(NSString *)section {
1816     if (record_ == nil)
1817         return false;
1818
1819     [self performSelectorOnMainThread:@selector(_removeSection:) withObject:section waitUntilDone:NO];
1820     return true;
1821 }
1822
1823 - (void) _remove {
1824     [Sources_ removeObjectForKey:[self key]];
1825     Changed_ = true;
1826 }
1827
1828 - (bool) remove {
1829     bool value(record_ != nil);
1830     [self performSelectorOnMainThread:@selector(_remove) withObject:nil waitUntilDone:NO];
1831     return value;
1832 }
1833
1834 - (NSDictionary *) record {
1835     return record_;
1836 }
1837
1838 - (BOOL) trusted {
1839     return trusted_;
1840 }
1841
1842 - (NSString *) rooturi {
1843     return uri_;
1844 }
1845
1846 - (NSString *) distribution {
1847     return distribution_;
1848 }
1849
1850 - (NSString *) type {
1851     return type_;
1852 }
1853
1854 - (NSString *) baseuri {
1855     return base_.empty() ? nil : (id) base_;
1856 }
1857
1858 - (NSString *) iconuri {
1859     if (NSString *base = [self baseuri])
1860         return [base stringByAppendingString:@"CydiaIcon.png"];
1861
1862     return nil;
1863 }
1864
1865 - (NSURL *) iconURL {
1866     if (NSString *uri = [self iconuri])
1867         return [NSURL URLWithString:uri];
1868     return nil;
1869 }
1870
1871 - (NSString *) key {
1872     return [NSString stringWithFormat:@"%@:%@:%@", (NSString *) type_, (NSString *) uri_, (NSString *) distribution_];
1873 }
1874
1875 - (NSString *) host {
1876     return host_;
1877 }
1878
1879 - (NSString *) name {
1880     return origin_.empty() ? (id) authority_ : origin_;
1881 }
1882
1883 - (NSString *) shortDescription {
1884     return description_;
1885 }
1886
1887 - (NSString *) label {
1888     return label_.empty() ? (id) authority_ : label_;
1889 }
1890
1891 - (NSString *) origin {
1892     return origin_;
1893 }
1894
1895 - (NSString *) version {
1896     return version_;
1897 }
1898
1899 - (NSString *) defaultIcon {
1900     return defaultIcon_;
1901 }
1902
1903 - (void) setDelegate:(NSObject<SourceDelegate> *)delegate {
1904     delegate_ = delegate;
1905 }
1906
1907 - (bool) fetch {
1908     return !fetches_.empty();
1909 }
1910
1911 - (void) setFetch:(bool)fetch forURI:(const char *)uri {
1912     if (!fetch) {
1913         if (fetches_.erase(uri) == 0)
1914             return;
1915     } else if (files_.find(uri) == files_.end())
1916         return;
1917     else if (!fetches_.insert(uri).second)
1918         return;
1919
1920     [delegate_ performSelectorOnMainThread:@selector(setFetch:) withObject:[NSNumber numberWithBool:[self fetch]] waitUntilDone:NO];
1921 }
1922
1923 - (void) resetFetch {
1924     fetches_.clear();
1925     [delegate_ performSelectorOnMainThread:@selector(setFetch:) withObject:[NSNumber numberWithBool:NO] waitUntilDone:NO];
1926 }
1927
1928 @end
1929 /* }}} */
1930 /* CydiaOperation Class {{{ */
1931 @interface CydiaOperation : NSObject {
1932     _H<NSString> operator_;
1933     _H<NSString> value_;
1934 }
1935
1936 - (NSString *) operator;
1937 - (NSString *) value;
1938
1939 @end
1940
1941 @implementation CydiaOperation
1942
1943 - (id) initWithOperator:(const char *)_operator value:(const char *)value {
1944     if ((self = [super init]) != nil) {
1945         operator_ = [NSString stringWithUTF8String:_operator];
1946         value_ = [NSString stringWithUTF8String:value];
1947     } return self;
1948 }
1949
1950 + (NSArray *) _attributeKeys {
1951     return [NSArray arrayWithObjects:
1952         @"operator",
1953         @"value",
1954     nil];
1955 }
1956
1957 - (NSArray *) attributeKeys {
1958     return [[self class] _attributeKeys];
1959 }
1960
1961 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1962     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1963 }
1964
1965 - (NSString *) operator {
1966     return operator_;
1967 }
1968
1969 - (NSString *) value {
1970     return value_;
1971 }
1972
1973 @end
1974 /* }}} */
1975 /* CydiaClause Class {{{ */
1976 @interface CydiaClause : NSObject {
1977     _H<NSString> package_;
1978     _H<CydiaOperation> version_;
1979 }
1980
1981 - (NSString *) package;
1982 - (CydiaOperation *) version;
1983
1984 @end
1985
1986 @implementation CydiaClause
1987
1988 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1989     if ((self = [super init]) != nil) {
1990         package_ = [NSString stringWithUTF8String:dep.TargetPkg().Name()];
1991
1992         if (const char *version = dep.TargetVer())
1993             version_ = [[[CydiaOperation alloc] initWithOperator:dep.CompType() value:version] autorelease];
1994         else
1995             version_ = (id) [NSNull null];
1996     } return self;
1997 }
1998
1999 + (NSArray *) _attributeKeys {
2000     return [NSArray arrayWithObjects:
2001         @"package",
2002         @"version",
2003     nil];
2004 }
2005
2006 - (NSArray *) attributeKeys {
2007     return [[self class] _attributeKeys];
2008 }
2009
2010 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2011     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2012 }
2013
2014 - (NSString *) package {
2015     return package_;
2016 }
2017
2018 - (CydiaOperation *) version {
2019     return version_;
2020 }
2021
2022 @end
2023 /* }}} */
2024 /* CydiaRelation Class {{{ */
2025 @interface CydiaRelation : NSObject {
2026     _H<NSString> relationship_;
2027     _H<NSMutableArray> clauses_;
2028 }
2029
2030 - (NSString *) relationship;
2031 - (NSArray *) clauses;
2032
2033 @end
2034
2035 @implementation CydiaRelation
2036
2037 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
2038     if ((self = [super init]) != nil) {
2039         relationship_ = [NSString stringWithUTF8String:dep.DepType()];
2040         clauses_ = [NSMutableArray arrayWithCapacity:8];
2041
2042         pkgCache::DepIterator start;
2043         pkgCache::DepIterator end;
2044         dep.GlobOr(start, end); // ++dep
2045
2046         _forever {
2047             [clauses_ addObject:[[[CydiaClause alloc] initWithIterator:start] autorelease]];
2048
2049             // yes, seriously. (wtf?)
2050             if (start == end)
2051                 break;
2052             ++start;
2053         }
2054     } return self;
2055 }
2056
2057 + (NSArray *) _attributeKeys {
2058     return [NSArray arrayWithObjects:
2059         @"clauses",
2060         @"relationship",
2061     nil];
2062 }
2063
2064 - (NSArray *) attributeKeys {
2065     return [[self class] _attributeKeys];
2066 }
2067
2068 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2069     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2070 }
2071
2072 - (NSString *) relationship {
2073     return relationship_;
2074 }
2075
2076 - (NSArray *) clauses {
2077     return clauses_;
2078 }
2079
2080 - (void) addClause:(CydiaClause *)clause {
2081     [clauses_ addObject:clause];
2082 }
2083
2084 @end
2085 /* }}} */
2086 /* Package Class {{{ */
2087 struct ParsedPackage {
2088     CYString md5sum_;
2089     CYString tagline_;
2090
2091     CYString architecture_;
2092     CYString icon_;
2093
2094     CYString depiction_;
2095     CYString homepage_;
2096     CYString author_;
2097
2098     CYString support_;
2099 };
2100
2101 @interface Package : NSObject {
2102     uint32_t era_ : 25;
2103     @public uint32_t role_ : 3;
2104     uint32_t essential_ : 1;
2105     uint32_t obsolete_ : 1;
2106     uint32_t ignored_ : 1;
2107     uint32_t pooled_ : 1;
2108
2109     apr_pool_t *pool_;
2110
2111     uint32_t rank_;
2112
2113     _transient Database *database_;
2114
2115     pkgCache::VerIterator version_;
2116     pkgCache::PkgIterator iterator_;
2117     pkgCache::VerFileIterator file_;
2118
2119     CYString id_;
2120     CYString name_;
2121     CYString transform_;
2122
2123     CYString latest_;
2124     CYString installed_;
2125     time_t upgraded_;
2126
2127     const char *section_;
2128     _transient NSString *section$_;
2129
2130     _H<Source> source_;
2131
2132     PackageValue *metadata_;
2133     ParsedPackage *parsed_;
2134
2135     _H<NSMutableArray> tags_;
2136 }
2137
2138 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
2139 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
2140
2141 - (pkgCache::PkgIterator) iterator;
2142 - (void) parse;
2143
2144 - (NSString *) section;
2145 - (NSString *) simpleSection;
2146
2147 - (NSString *) longSection;
2148 - (NSString *) shortSection;
2149
2150 - (NSString *) uri;
2151
2152 - (MIMEAddress *) maintainer;
2153 - (size_t) size;
2154 - (NSString *) longDescription;
2155 - (NSString *) shortDescription;
2156 - (unichar) index;
2157
2158 - (PackageValue *) metadata;
2159 - (time_t) seen;
2160
2161 - (bool) subscribed;
2162 - (bool) setSubscribed:(bool)subscribed;
2163
2164 - (BOOL) ignored;
2165
2166 - (NSString *) latest;
2167 - (NSString *) installed;
2168 - (BOOL) uninstalled;
2169
2170 - (BOOL) valid;
2171 - (BOOL) upgradableAndEssential:(BOOL)essential;
2172 - (BOOL) essential;
2173 - (BOOL) broken;
2174 - (BOOL) unfiltered;
2175 - (BOOL) visible;
2176
2177 - (BOOL) half;
2178 - (BOOL) halfConfigured;
2179 - (BOOL) halfInstalled;
2180 - (BOOL) hasMode;
2181 - (NSString *) mode;
2182
2183 - (NSString *) id;
2184 - (NSString *) name;
2185 - (UIImage *) icon;
2186 - (NSString *) homepage;
2187 - (NSString *) depiction;
2188 - (MIMEAddress *) author;
2189
2190 - (NSString *) support;
2191
2192 - (NSArray *) files;
2193 - (NSArray *) warnings;
2194 - (NSArray *) applications;
2195
2196 - (Source *) source;
2197
2198 - (uint32_t) rank;
2199 - (BOOL) matches:(NSArray *)query;
2200
2201 - (BOOL) hasTag:(NSString *)tag;
2202 - (NSString *) primaryPurpose;
2203 - (NSArray *) purposes;
2204 - (bool) isCommercial;
2205
2206 - (void) setIndex:(size_t)index;
2207
2208 - (CYString &) cyname;
2209
2210 - (uint32_t) compareBySection:(NSArray *)sections;
2211
2212 - (void) install;
2213 - (void) remove;
2214
2215 @end
2216
2217 uint32_t PackageChangesRadix(Package *self, void *) {
2218     union {
2219         uint32_t key;
2220
2221         struct {
2222             uint32_t timestamp : 30;
2223             uint32_t ignored : 1;
2224             uint32_t upgradable : 1;
2225         } bits;
2226     } value;
2227
2228     bool upgradable([self upgradableAndEssential:YES]);
2229     value.bits.upgradable = upgradable ? 1 : 0;
2230
2231     if (upgradable) {
2232         value.bits.timestamp = 0;
2233         value.bits.ignored = [self ignored] ? 0 : 1;
2234         value.bits.upgradable = 1;
2235     } else {
2236         value.bits.timestamp = [self seen] >> 2;
2237         value.bits.ignored = 0;
2238         value.bits.upgradable = 0;
2239     }
2240
2241     return _not(uint32_t) - value.key;
2242 }
2243
2244 CYString &(*PackageName)(Package *self, SEL sel);
2245
2246 uint32_t PackagePrefixRadix(Package *self, void *context) {
2247     size_t offset(reinterpret_cast<size_t>(context));
2248     CYString &name(PackageName(self, @selector(cyname)));
2249
2250     size_t size(name.size());
2251     if (size == 0)
2252         return 0;
2253     char *text(name.data());
2254
2255     size_t zeros;
2256     if (!isdigit(text[0]))
2257         zeros = 0;
2258     else {
2259         size_t digits(1);
2260         while (size != digits && isdigit(text[digits]))
2261             if (++digits == 4)
2262                 break;
2263         zeros = 4 - digits;
2264     }
2265
2266     uint8_t data[4];
2267
2268     if (offset == 0 && zeros != 0) {
2269         memset(data, '0', zeros);
2270         memcpy(data + zeros, text, 4 - zeros);
2271     } else {
2272         /* XXX: there's some danger here if you request a non-zero offset < 4 and it gets zero padded */
2273         if (size <= offset - zeros)
2274             return 0;
2275
2276         text += offset - zeros;
2277         size -= offset - zeros;
2278
2279         if (size >= 4)
2280             memcpy(data, text, 4);
2281         else {
2282             memcpy(data, text, size);
2283             memset(data + size, 0, 4 - size);
2284         }
2285
2286         for (size_t i(0); i != 4; ++i)
2287             if (isalpha(data[i]))
2288                 data[i] |= 0x20;
2289     }
2290
2291     if (offset == 0)
2292         if (data[0] == '@')
2293             data[0] = 0x7f;
2294         else
2295             data[0] = (data[0] & 0x1f) | "\x80\x00\xc0\x40"[data[0] >> 6];
2296
2297     /* XXX: ntohl may be more honest */
2298     return OSSwapInt32(*reinterpret_cast<uint32_t *>(data));
2299 }
2300
2301 CFComparisonResult StringNameCompare(CFStringRef lhn, CFStringRef rhn, size_t length) {
2302     _profile(PackageNameCompare)
2303         if (lhn == NULL)
2304             return rhn == NULL ? kCFCompareEqualTo : kCFCompareLessThan;
2305         else if (rhn == NULL)
2306             return kCFCompareGreaterThan;
2307
2308         CFIndex length(CFStringGetLength(lhn));
2309
2310         _profile(PackageNameCompare$NumbersLast)
2311             if (length != 0 && CFStringGetLength(rhn) != 0) {
2312                 UniChar lhc(CFStringGetCharacterAtIndex(lhn, 0));
2313                 UniChar rhc(CFStringGetCharacterAtIndex(rhn, 0));
2314                 bool lha(CFUniCharIsMemberOf(lhc, kCFUniCharLetterCharacterSet));
2315                 if (lha != CFUniCharIsMemberOf(rhc, kCFUniCharLetterCharacterSet))
2316                     return lha ? kCFCompareLessThan : kCFCompareGreaterThan;
2317             }
2318         _end
2319
2320         _profile(PackageNameCompare$Compare)
2321             return CFStringCompareWithOptionsAndLocale(lhn, rhn, CFRangeMake(0, length), LaxCompareFlags_, (CFLocaleRef) (id) CollationLocale_);
2322         _end
2323     _end
2324 }
2325
2326 _finline CFComparisonResult StringNameCompare(NSString *lhn, NSString*rhn, size_t length) {
2327     return StringNameCompare((CFStringRef) lhn, (CFStringRef) rhn, length);
2328 }
2329
2330 CFComparisonResult PackageNameCompare(Package *lhs, Package *rhs, void *arg) {
2331     CYString &lhn(PackageName(lhs, @selector(cyname)));
2332     NSString *rhn(PackageName(rhs, @selector(cyname)));
2333     return StringNameCompare(lhn, rhn, lhn.size());
2334 }
2335
2336 CFComparisonResult PackageNameCompare_(Package **lhs, Package **rhs, void *arg) {
2337     return PackageNameCompare(*lhs, *rhs, arg);
2338 }
2339
2340 struct PackageNameOrdering :
2341     std::binary_function<Package *, Package *, bool>
2342 {
2343     _finline bool operator ()(Package *lhs, Package *rhs) const {
2344         return PackageNameCompare(lhs, rhs, NULL) == kCFCompareLessThan;
2345     }
2346 };
2347
2348 @implementation Package
2349
2350 - (NSString *) description {
2351     return [NSString stringWithFormat:@"<Package:%@>", static_cast<NSString *>(name_)];
2352 }
2353
2354 - (void) dealloc {
2355     if (!pooled_)
2356         apr_pool_destroy(pool_);
2357     if (parsed_ != NULL)
2358         delete parsed_;
2359     [super dealloc];
2360 }
2361
2362 + (NSString *) webScriptNameForSelector:(SEL)selector {
2363     if (false);
2364     else if (selector == @selector(clear))
2365         return @"clear";
2366     else if (selector == @selector(getField:))
2367         return @"getField";
2368     else if (selector == @selector(getRecord))
2369         return @"getRecord";
2370     else if (selector == @selector(hasTag:))
2371         return @"hasTag";
2372     else if (selector == @selector(install))
2373         return @"install";
2374     else if (selector == @selector(remove))
2375         return @"remove";
2376     else
2377         return nil;
2378 }
2379
2380 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
2381     return [self webScriptNameForSelector:selector] == nil;
2382 }
2383
2384 + (NSArray *) _attributeKeys {
2385     return [NSArray arrayWithObjects:
2386         @"applications",
2387         @"architecture",
2388         @"author",
2389         @"depiction",
2390         @"essential",
2391         @"homepage",
2392         @"icon",
2393         @"id",
2394         @"installed",
2395         @"latest",
2396         @"longDescription",
2397         @"longSection",
2398         @"maintainer",
2399         @"md5sum",
2400         @"mode",
2401         @"name",
2402         @"purposes",
2403         @"relations",
2404         @"section",
2405         @"selection",
2406         @"shortDescription",
2407         @"shortSection",
2408         @"simpleSection",
2409         @"size",
2410         @"source",
2411         @"state",
2412         @"support",
2413         @"tags",
2414         @"upgraded",
2415         @"warnings",
2416     nil];
2417 }
2418
2419 - (NSArray *) attributeKeys {
2420     return [[self class] _attributeKeys];
2421 }
2422
2423 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2424     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2425 }
2426
2427 - (NSArray *) relations {
2428 @synchronized (database_) {
2429     NSMutableArray *relations([NSMutableArray arrayWithCapacity:16]);
2430     for (pkgCache::DepIterator dep(version_.DependsList()); !dep.end(); ++dep)
2431         [relations addObject:[[[CydiaRelation alloc] initWithIterator:dep] autorelease]];
2432     return relations;
2433 } }
2434
2435 - (NSString *) architecture {
2436     [self parse];
2437 @synchronized (database_) {
2438     return parsed_->architecture_.empty() ? [NSNull null] : (id) parsed_->architecture_;
2439 } }
2440
2441 - (NSString *) getField:(NSString *)name {
2442 @synchronized (database_) {
2443     if ([database_ era] != era_ || file_.end())
2444         return nil;
2445
2446     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2447
2448     const char *start, *end;
2449     if (!parser.Find([name UTF8String], start, end))
2450         return (NSString *) [NSNull null];
2451
2452     return [NSString stringWithString:[(NSString *) CYStringCreate(start, end - start) autorelease]];
2453 } }
2454
2455 - (NSString *) getRecord {
2456 @synchronized (database_) {
2457     if ([database_ era] != era_ || file_.end())
2458         return nil;
2459
2460     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2461
2462     const char *start, *end;
2463     parser.GetRec(start, end);
2464
2465     return [NSString stringWithString:[(NSString *) CYStringCreate(start, end - start) autorelease]];
2466 } }
2467
2468 - (void) parse {
2469     if (parsed_ != NULL)
2470         return;
2471 @synchronized (database_) {
2472     if ([database_ era] != era_ || file_.end())
2473         return;
2474
2475     ParsedPackage *parsed(new ParsedPackage);
2476     parsed_ = parsed;
2477
2478     _profile(Package$parse)
2479         pkgRecords::Parser *parser;
2480
2481         _profile(Package$parse$Lookup)
2482             parser = &[database_ records]->Lookup(file_);
2483         _end
2484
2485         CYString bugs;
2486         CYString website;
2487
2488         _profile(Package$parse$Find)
2489             struct {
2490                 const char *name_;
2491                 CYString *value_;
2492             } names[] = {
2493                 {"architecture", &parsed->architecture_},
2494                 {"icon", &parsed->icon_},
2495                 {"depiction", &parsed->depiction_},
2496                 {"homepage", &parsed->homepage_},
2497                 {"website", &website},
2498                 {"bugs", &bugs},
2499                 {"support", &parsed->support_},
2500                 {"author", &parsed->author_},
2501                 {"md5sum", &parsed->md5sum_},
2502             };
2503
2504             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
2505                 const char *start, *end;
2506
2507                 if (parser->Find(names[i].name_, start, end)) {
2508                     CYString &value(*names[i].value_);
2509                     _profile(Package$parse$Value)
2510                         value.set(pool_, start, end - start);
2511                     _end
2512                 }
2513             }
2514         _end
2515
2516         _profile(Package$parse$Tagline)
2517             const char *start, *end;
2518             if (parser->ShortDesc(start, end)) {
2519                 const char *stop(reinterpret_cast<const char *>(memchr(start, '\n', end - start)));
2520                 if (stop == NULL)
2521                     stop = end;
2522                 while (stop != start && stop[-1] == '\r')
2523                     --stop;
2524                 parsed->tagline_.set(pool_, start, stop - start);
2525             }
2526         _end
2527
2528         _profile(Package$parse$Retain)
2529             if (parsed->homepage_.empty())
2530                 parsed->homepage_ = website;
2531             if (parsed->homepage_ == parsed->depiction_)
2532                 parsed->homepage_.clear();
2533             if (parsed->support_.empty())
2534                 parsed->support_ = bugs;
2535         _end
2536     _end
2537 } }
2538
2539 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2540     if ((self = [super init]) != nil) {
2541     _profile(Package$initWithVersion)
2542         if (pool == NULL)
2543             apr_pool_create(&pool_, NULL);
2544         else {
2545             pool_ = pool;
2546             pooled_ = true;
2547         }
2548
2549         database_ = database;
2550         era_ = [database era];
2551
2552         version_ = version;
2553
2554         pkgCache::PkgIterator iterator(version.ParentPkg());
2555         iterator_ = iterator;
2556
2557         _profile(Package$initWithVersion$Version)
2558             if (!version_.end())
2559                 file_ = version_.FileList();
2560             else {
2561                 pkgCache &cache([database_ cache]);
2562                 file_ = pkgCache::VerFileIterator(cache, cache.VerFileP);
2563             }
2564         _end
2565
2566         _profile(Package$initWithVersion$Cache)
2567             name_.set(NULL, iterator.Display());
2568
2569             latest_.set(NULL, StripVersion_(version_.VerStr()));
2570
2571             pkgCache::VerIterator current(iterator.CurrentVer());
2572             if (!current.end())
2573                 installed_.set(NULL, StripVersion_(current.VerStr()));
2574         _end
2575
2576         _profile(Package$initWithVersion$Transliterate) do {
2577             if (CollationTransl_ == NULL)
2578                 break;
2579             if (name_.empty())
2580                 break;
2581
2582             _profile(Package$initWithVersion$Transliterate$utf8)
2583             const uint8_t *data(reinterpret_cast<const uint8_t *>(name_.data()));
2584             for (size_t i(0), e(name_.size()); i != e; ++i)
2585                 if (data[i] >= 0x80)
2586                     goto extended;
2587             break; extended:;
2588             _end
2589
2590             UErrorCode code(U_ZERO_ERROR);
2591             int32_t length;
2592
2593             _profile(Package$initWithVersion$Transliterate$u_strFromUTF8WithSub)
2594             CollationString_.resize(name_.size());
2595             u_strFromUTF8WithSub(&CollationString_[0], CollationString_.size(), &length, name_.data(), name_.size(), 0xfffd, NULL, &code);
2596             if (!U_SUCCESS(code))
2597                 break;
2598             CollationString_.resize(length);
2599             _end
2600
2601             _profile(Package$initWithVersion$Transliterate$utrans_trans)
2602             length = CollationString_.size();
2603             utrans_trans(CollationTransl_, reinterpret_cast<UReplaceable *>(&CollationString_), &CollationUCalls_, 0, &length, &code);
2604             if (!U_SUCCESS(code))
2605                 break;
2606             _assert(CollationString_.size() == length);
2607             _end
2608
2609             _profile(Package$initWithVersion$Transliterate$u_strToUTF8WithSub$preflight)
2610             u_strToUTF8WithSub(NULL, 0, &length, CollationString_.data(), CollationString_.size(), 0xfffd, NULL, &code);
2611             if (code == U_BUFFER_OVERFLOW_ERROR)
2612                 code = U_ZERO_ERROR;
2613             else if (!U_SUCCESS(code))
2614                 break;
2615             _end
2616
2617             char *transform;
2618             _profile(Package$initWithVersion$Transliterate$apr_palloc)
2619             transform = static_cast<char *>(apr_palloc(pool_, length));
2620             _end
2621             _profile(Package$initWithVersion$Transliterate$u_strToUTF8WithSub$transform)
2622             u_strToUTF8WithSub(transform, length, NULL, CollationString_.data(), CollationString_.size(), 0xfffd, NULL, &code);
2623             if (!U_SUCCESS(code))
2624                 break;
2625             _end
2626
2627             transform_.set(NULL, transform, length);
2628         } while (false); _end
2629
2630         _profile(Package$initWithVersion$Tags)
2631             pkgCache::TagIterator tag(iterator.TagList());
2632             if (!tag.end()) {
2633                 tags_ = [NSMutableArray arrayWithCapacity:8];
2634
2635                 goto tag; for (; !tag.end(); ++tag) tag: {
2636                     const char *name(tag.Name());
2637                     NSString *string((NSString *) CYStringCreate(name));
2638                     if (string == nil)
2639                         continue;
2640
2641                     [tags_ addObject:[string autorelease]];
2642
2643                     if (role_ == 0 && strncmp(name, "role::", 6) == 0 /*&& strcmp(name, "role::leaper") != 0*/) {
2644                         if (strcmp(name + 6, "enduser") == 0)
2645                             role_ = 1;
2646                         else if (strcmp(name + 6, "hacker") == 0)
2647                             role_ = 2;
2648                         else if (strcmp(name + 6, "developer") == 0)
2649                             role_ = 3;
2650                         else if (strcmp(name + 6, "cydia") == 0)
2651                             role_ = 7;
2652                         else
2653                             role_ = 4;
2654                     }
2655
2656                     if (strncmp(name, "cydia::", 7) == 0) {
2657                         if (strcmp(name + 7, "essential") == 0)
2658                             essential_ = true;
2659                         else if (strcmp(name + 7, "obsolete") == 0)
2660                             obsolete_ = true;
2661                     }
2662                 }
2663             }
2664         _end
2665
2666         _profile(Package$initWithVersion$Metadata)
2667             const char *mixed(iterator.Name());
2668             size_t size(strlen(mixed));
2669             static const size_t prefix(sizeof("/var/lib/dpkg/info/") - 1);
2670             char lower[prefix + size + 5 + 1];
2671
2672             for (size_t i(0); i != size; ++i)
2673                 lower[prefix + i] = mixed[i] | 0x20;
2674
2675             if (!installed_.empty()) {
2676                 memcpy(lower, "/var/lib/dpkg/info/", prefix);
2677                 memcpy(lower + prefix + size, ".list", 6);
2678                 struct stat info;
2679                 if (stat(lower, &info) != -1)
2680                     upgraded_ = info.st_birthtime;
2681             }
2682
2683             PackageValue *metadata(PackageFind(lower + prefix, size));
2684             metadata_ = metadata;
2685
2686             id_.set(NULL, metadata->name_, size);
2687
2688             const char *latest(version_.VerStr());
2689             size_t length(strlen(latest));
2690
2691             uint16_t vhash(hashlittle(latest, length));
2692
2693             size_t capped(std::min<size_t>(8, length));
2694             latest = latest + length - capped;
2695
2696             if (metadata->first_ == 0)
2697                 metadata->first_ = now_;
2698
2699             if (metadata->vhash_ != vhash || strncmp(metadata->version_, latest, sizeof(metadata->version_)) != 0) {
2700                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
2701                 metadata->vhash_ = vhash;
2702                 metadata->last_ = now_;
2703             } else if (metadata->last_ == 0)
2704                 metadata->last_ = metadata->first_;
2705         _end
2706
2707         _profile(Package$initWithVersion$Section)
2708             section_ = version_.Section();
2709         _end
2710
2711         _profile(Package$initWithVersion$Flags)
2712             essential_ |= ((iterator->Flags & pkgCache::Flag::Essential) == 0 ? NO : YES);
2713             ignored_ = iterator->SelectedState == pkgCache::State::Hold;
2714         _end
2715     _end } return self;
2716 }
2717
2718 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2719     pkgCache::VerIterator version;
2720
2721     _profile(Package$packageWithIterator$GetCandidateVer)
2722         version = [database policy]->GetCandidateVer(iterator);
2723     _end
2724
2725     if (version.end())
2726         return nil;
2727
2728     Package *package;
2729
2730     _profile(Package$packageWithIterator$Allocate)
2731         package = [Package allocWithZone:zone];
2732     _end
2733
2734     _profile(Package$packageWithIterator$Initialize)
2735         package = [package
2736             initWithVersion:version
2737             withZone:zone
2738             inPool:pool
2739             database:database
2740         ];
2741     _end
2742
2743     _profile(Package$packageWithIterator$Autorelease)
2744         package = [package autorelease];
2745     _end
2746
2747     return package;
2748 }
2749
2750 - (pkgCache::PkgIterator) iterator {
2751     return iterator_;
2752 }
2753
2754 - (NSString *) section {
2755     if (section$_ == nil) {
2756         if (section_ == NULL)
2757             return nil;
2758
2759         _profile(Package$section$mappedSectionForPointer)
2760             section$_ = [database_ mappedSectionForPointer:section_];
2761         _end
2762     } return section$_;
2763 }
2764
2765 - (NSString *) simpleSection {
2766     if (NSString *section = [self section])
2767         return Simplify(section);
2768     else
2769         return nil;
2770 }
2771
2772 - (NSString *) longSection {
2773     return LocalizeSection([self section]);
2774 }
2775
2776 - (NSString *) shortSection {
2777     return [[NSBundle mainBundle] localizedStringForKey:[self simpleSection] value:nil table:@"Sections"];
2778 }
2779
2780 - (NSString *) uri {
2781     return nil;
2782 #if 0
2783     pkgIndexFile *index;
2784     pkgCache::PkgFileIterator file(file_.File());
2785     if (![database_ list].FindIndex(file, index))
2786         return nil;
2787     return [NSString stringWithUTF8String:iterator_->Path];
2788     //return [NSString stringWithUTF8String:file.Site()];
2789     //return [NSString stringWithUTF8String:index->ArchiveURI(file.FileName()).c_str()];
2790 #endif
2791 }
2792
2793 - (MIMEAddress *) maintainer {
2794 @synchronized (database_) {
2795     if ([database_ era] != era_ || file_.end())
2796         return nil;
2797
2798     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2799     const std::string &maintainer(parser->Maintainer());
2800     return maintainer.empty() ? nil : [MIMEAddress addressWithString:[NSString stringWithUTF8String:maintainer.c_str()]];
2801 } }
2802
2803 - (NSString *) md5sum {
2804     return parsed_ == NULL ? nil : (id) parsed_->md5sum_;
2805 }
2806
2807 - (size_t) size {
2808 @synchronized (database_) {
2809     if ([database_ era] != era_ || version_.end())
2810         return 0;
2811
2812     return version_->InstalledSize;
2813 } }
2814
2815 - (NSString *) longDescription {
2816 @synchronized (database_) {
2817     if ([database_ era] != era_ || file_.end())
2818         return nil;
2819
2820     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2821     NSString *description([NSString stringWithUTF8String:parser->LongDesc().c_str()]);
2822
2823     NSArray *lines = [description componentsSeparatedByString:@"\n"];
2824     NSMutableArray *trimmed = [NSMutableArray arrayWithCapacity:([lines count] - 1)];
2825     if ([lines count] < 2)
2826         return nil;
2827
2828     NSCharacterSet *whitespace = [NSCharacterSet whitespaceCharacterSet];
2829     for (size_t i(1), e([lines count]); i != e; ++i) {
2830         NSString *trim = [[lines objectAtIndex:i] stringByTrimmingCharactersInSet:whitespace];
2831         [trimmed addObject:trim];
2832     }
2833
2834     return [trimmed componentsJoinedByString:@"\n"];
2835 } }
2836
2837 - (NSString *) shortDescription {
2838     if (parsed_ != NULL)
2839         return static_cast<NSString *>(parsed_->tagline_);
2840
2841 @synchronized (database_) {
2842     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2843
2844     const char *start, *end;
2845     if (!parser.ShortDesc(start, end))
2846         return nil;
2847
2848     if (end - start > 200)
2849         end = start + 200;
2850
2851     /*
2852     if (const char *stop = reinterpret_cast<const char *>(memchr(start, '\n', end - start)))
2853         end = stop;
2854
2855     while (end != start && end[-1] == '\r')
2856         --end;
2857     */
2858
2859     return [(id) CYStringCreate(start, end - start) autorelease];
2860 } }
2861
2862 - (unichar) index {
2863     _profile(Package$index)
2864         CFStringRef name((CFStringRef) [self name]);
2865         if (CFStringGetLength(name) == 0)
2866             return '#';
2867         UniChar character(CFStringGetCharacterAtIndex(name, 0));
2868         if (!CFUniCharIsMemberOf(character, kCFUniCharLetterCharacterSet))
2869             return '#';
2870         return toupper(character);
2871     _end
2872 }
2873
2874 - (PackageValue *) metadata {
2875     return metadata_;
2876 }
2877
2878 - (time_t) seen {
2879     PackageValue *metadata([self metadata]);
2880     return metadata->subscribed_ ? metadata->last_ : metadata->first_;
2881 }
2882
2883 - (bool) subscribed {
2884     return [self metadata]->subscribed_;
2885 }
2886
2887 - (bool) setSubscribed:(bool)subscribed {
2888     PackageValue *metadata([self metadata]);
2889     if (metadata->subscribed_ == subscribed)
2890         return false;
2891     metadata->subscribed_ = subscribed;
2892     return true;
2893 }
2894
2895 - (BOOL) ignored {
2896     return ignored_;
2897 }
2898
2899 - (NSString *) latest {
2900     return latest_;
2901 }
2902
2903 - (NSString *) installed {
2904     return installed_;
2905 }
2906
2907 - (BOOL) uninstalled {
2908     return installed_.empty();
2909 }
2910
2911 - (BOOL) valid {
2912     return !version_.end();
2913 }
2914
2915 - (BOOL) upgradableAndEssential:(BOOL)essential {
2916     _profile(Package$upgradableAndEssential)
2917         pkgCache::VerIterator current(iterator_.CurrentVer());
2918         if (current.end())
2919             return essential && essential_;
2920         else
2921             return !version_.end() && version_ != current;
2922     _end
2923 }
2924
2925 - (BOOL) essential {
2926     return essential_;
2927 }
2928
2929 - (BOOL) broken {
2930     return [database_ cache][iterator_].InstBroken();
2931 }
2932
2933 - (BOOL) unfiltered {
2934     _profile(Package$unfiltered$obsolete)
2935         if (_unlikely(obsolete_))
2936             return false;
2937     _end
2938
2939     _profile(Package$unfiltered$role)
2940         if (_unlikely(role_ > 3))
2941             return false;
2942     _end
2943
2944     return true;
2945 }
2946
2947 - (BOOL) visible {
2948     if (![self unfiltered])
2949         return false;
2950
2951     NSString *section;
2952
2953     _profile(Package$visible$section)
2954         section = [self section];
2955     _end
2956
2957     _profile(Package$visible$isSectionVisible)
2958         if (!isSectionVisible(section))
2959             return false;
2960     _end
2961
2962     return true;
2963 }
2964
2965 - (BOOL) half {
2966     unsigned char current(iterator_->CurrentState);
2967     return current == pkgCache::State::HalfConfigured || current == pkgCache::State::HalfInstalled;
2968 }
2969
2970 - (BOOL) halfConfigured {
2971     return iterator_->CurrentState == pkgCache::State::HalfConfigured;
2972 }
2973
2974 - (BOOL) halfInstalled {
2975     return iterator_->CurrentState == pkgCache::State::HalfInstalled;
2976 }
2977
2978 - (BOOL) hasMode {
2979 @synchronized (database_) {
2980     if ([database_ era] != era_ || iterator_.end())
2981         return NO;
2982
2983     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2984     return state.Mode != pkgDepCache::ModeKeep;
2985 } }
2986
2987 - (NSString *) mode {
2988 @synchronized (database_) {
2989     if ([database_ era] != era_ || iterator_.end())
2990         return nil;
2991
2992     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2993
2994     switch (state.Mode) {
2995         case pkgDepCache::ModeDelete:
2996             if ((state.iFlags & pkgDepCache::Purge) != 0)
2997                 return @"PURGE";
2998             else
2999                 return @"REMOVE";
3000         case pkgDepCache::ModeKeep:
3001             if ((state.iFlags & pkgDepCache::ReInstall) != 0)
3002                 return @"REINSTALL";
3003             /*else if ((state.iFlags & pkgDepCache::AutoKept) != 0)
3004                 return nil;*/
3005             else
3006                 return nil;
3007         case pkgDepCache::ModeInstall:
3008             /*if ((state.iFlags & pkgDepCache::ReInstall) != 0)
3009                 return @"REINSTALL";
3010             else*/ switch (state.Status) {
3011                 case -1:
3012                     return @"DOWNGRADE";
3013                 case 0:
3014                     return @"INSTALL";
3015                 case 1:
3016                     return @"UPGRADE";
3017                 case 2:
3018                     return @"NEW_INSTALL";
3019                 _nodefault
3020             }
3021         _nodefault
3022     }
3023 } }
3024
3025 - (NSString *) id {
3026     return id_;
3027 }
3028
3029 - (NSString *) name {
3030     return name_.empty() ? id_ : name_;
3031 }
3032
3033 - (UIImage *) icon {
3034     NSString *section = [self simpleSection];
3035
3036     UIImage *icon(nil);
3037     if (parsed_ != NULL)
3038         if (NSString *href = parsed_->icon_)
3039             if ([href hasPrefix:@"file:///"])
3040                 icon = [UIImage imageAtPath:[[href substringFromIndex:7] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
3041     if (icon == nil) if (section != nil)
3042         icon = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, [section stringByReplacingOccurrencesOfString:@" " withString:@"_"]]];
3043     if (icon == nil) if (Source *source = [self source]) if (NSString *dicon = [source defaultIcon])
3044         if ([dicon hasPrefix:@"file:///"])
3045             icon = [UIImage imageAtPath:[[dicon substringFromIndex:7] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
3046     if (icon == nil)
3047         icon = [UIImage imageNamed:@"unknown.png"];
3048     return icon;
3049 }
3050
3051 - (NSString *) homepage {
3052     return parsed_ == NULL ? nil : static_cast<NSString *>(parsed_->homepage_);
3053 }
3054
3055 - (NSString *) depiction {
3056     return parsed_ != NULL && !parsed_->depiction_.empty() ? parsed_->depiction_ : [[self source] depictionForPackage:id_];
3057 }
3058
3059 - (MIMEAddress *) author {
3060     return parsed_ == NULL || parsed_->author_.empty() ? nil : [MIMEAddress addressWithString:parsed_->author_];
3061 }
3062
3063 - (NSString *) support {
3064     return parsed_ != NULL && !parsed_->support_.empty() ? parsed_->support_ : [[self source] supportForPackage:id_];
3065 }
3066
3067 - (NSArray *) files {
3068     NSString *path = [NSString stringWithFormat:@"/var/lib/dpkg/info/%@.list", static_cast<NSString *>(id_)];
3069     NSMutableArray *files = [NSMutableArray arrayWithCapacity:128];
3070
3071     std::ifstream fin;
3072     fin.open([path UTF8String]);
3073     if (!fin.is_open())
3074         return nil;
3075
3076     std::string line;
3077     while (std::getline(fin, line))
3078         [files addObject:[NSString stringWithUTF8String:line.c_str()]];
3079
3080     return files;
3081 }
3082
3083 - (NSString *) state {
3084 @synchronized (database_) {
3085     if ([database_ era] != era_ || file_.end())
3086         return nil;
3087
3088     switch (iterator_->CurrentState) {
3089         case pkgCache::State::NotInstalled:
3090             return @"NotInstalled";
3091         case pkgCache::State::UnPacked:
3092             return @"UnPacked";
3093         case pkgCache::State::HalfConfigured:
3094             return @"HalfConfigured";
3095         case pkgCache::State::HalfInstalled:
3096             return @"HalfInstalled";
3097         case pkgCache::State::ConfigFiles:
3098             return @"ConfigFiles";
3099         case pkgCache::State::Installed:
3100             return @"Installed";
3101         case pkgCache::State::TriggersAwaited:
3102             return @"TriggersAwaited";
3103         case pkgCache::State::TriggersPending:
3104             return @"TriggersPending";
3105     }
3106
3107     return (NSString *) [NSNull null];
3108 } }
3109
3110 - (NSString *) selection {
3111 @synchronized (database_) {
3112     if ([database_ era] != era_ || file_.end())
3113         return nil;
3114
3115     switch (iterator_->SelectedState) {
3116         case pkgCache::State::Unknown:
3117             return @"Unknown";
3118         case pkgCache::State::Install:
3119             return @"Install";
3120         case pkgCache::State::Hold:
3121             return @"Hold";
3122         case pkgCache::State::DeInstall:
3123             return @"DeInstall";
3124         case pkgCache::State::Purge:
3125             return @"Purge";
3126     }
3127
3128     return (NSString *) [NSNull null];
3129 } }
3130
3131 - (NSArray *) warnings {
3132     NSMutableArray *warnings([NSMutableArray arrayWithCapacity:4]);
3133     const char *name(iterator_.Name());
3134
3135     size_t length(strlen(name));
3136     if (length < 2) invalid:
3137         [warnings addObject:UCLocalize("ILLEGAL_PACKAGE_IDENTIFIER")];
3138     else for (size_t i(0); i != length; ++i)
3139         if (
3140             /* XXX: technically this is not allowed */
3141             (name[i] < 'A' || name[i] > 'Z') &&
3142             (name[i] < 'a' || name[i] > 'z') &&
3143             (name[i] < '0' || name[i] > '9') &&
3144             (i == 0 || name[i] != '+' && name[i] != '-' && name[i] != '.')
3145         ) goto invalid;
3146
3147     if (strcmp(name, "cydia") != 0) {
3148         bool cydia = false;
3149         bool user = false;
3150         bool _private = false;
3151         bool stash = false;
3152         bool dsstore = false;
3153
3154         bool repository = [[self section] isEqualToString:@"Repositories"];
3155
3156         if (NSArray *files = [self files])
3157             for (NSString *file in files)
3158                 if (!cydia && [file isEqualToString:@"/Applications/Cydia.app"])
3159                     cydia = true;
3160                 else if (!user && [file isEqualToString:@"/User"])
3161                     user = true;
3162                 else if (!_private && [file isEqualToString:@"/private"])
3163                     _private = true;
3164                 else if (!stash && [file isEqualToString:@"/var/stash"])
3165                     stash = true;
3166                 else if (!dsstore && [file hasSuffix:@"/.DS_Store"])
3167                     dsstore = true;
3168
3169         /* XXX: this is not sensitive enough. only some folders are valid. */
3170         if (cydia && !repository)
3171             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"Cydia.app"]];
3172         if (user)
3173             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/User"]];
3174         if (_private)
3175             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/private"]];
3176         if (stash)
3177             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/var/stash"]];
3178         if (dsstore)
3179             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @".DS_Store"]];
3180     }
3181
3182     return [warnings count] == 0 ? nil : warnings;
3183 }
3184
3185 - (NSArray *) applications {
3186     NSString *me([[NSBundle mainBundle] bundleIdentifier]);
3187
3188     NSMutableArray *applications([NSMutableArray arrayWithCapacity:2]);
3189
3190     static Pcre application_r("^/Applications/(.*)\\.app/Info.plist$");
3191     if (NSArray *files = [self files])
3192         for (NSString *file in files)
3193             if (application_r(file)) {
3194                 NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:file]);
3195                 NSString *id([info objectForKey:@"CFBundleIdentifier"]);
3196                 if ([id isEqualToString:me])
3197                     continue;
3198
3199                 NSString *display([info objectForKey:@"CFBundleDisplayName"]);
3200                 if (display == nil)
3201                     display = application_r[1];
3202
3203                 NSString *bundle([file stringByDeletingLastPathComponent]);
3204                 NSString *icon([info objectForKey:@"CFBundleIconFile"]);
3205                 // XXX: maybe this should check if this is really a string, not just for length
3206                 if (icon == nil || ![icon respondsToSelector:@selector(length)] || [icon length] == 0)
3207                     icon = @"icon.png";
3208                 NSURL *url([NSURL fileURLWithPath:[bundle stringByAppendingPathComponent:icon]]);
3209
3210                 NSMutableArray *application([NSMutableArray arrayWithCapacity:2]);
3211                 [applications addObject:application];
3212
3213                 [application addObject:id];
3214                 [application addObject:display];
3215                 [application addObject:url];
3216             }
3217
3218     return [applications count] == 0 ? nil : applications;
3219 }
3220
3221 - (Source *) source {
3222     if (source_ == nil) {
3223         @synchronized (database_) {
3224             if ([database_ era] != era_ || file_.end())
3225                 source_ = (Source *) [NSNull null];
3226             else
3227                 source_ = [database_ getSource:file_.File()] ?: (Source *) [NSNull null];
3228         }
3229     }
3230
3231     return source_ == (Source *) [NSNull null] ? nil : source_;
3232 }
3233
3234 - (time_t) upgraded {
3235     return upgraded_;
3236 }
3237
3238 - (uint32_t) recent {
3239     return std::numeric_limits<uint32_t>::max() - upgraded_;
3240 }
3241
3242 - (uint32_t) rank {
3243     return rank_;
3244 }
3245
3246 - (BOOL) matches:(NSArray *)query {
3247     if (query == nil || [query count] == 0)
3248         return NO;
3249
3250     rank_ = 0;
3251
3252     NSString *string;
3253     NSRange range;
3254     NSUInteger length;
3255
3256     string = [self name];
3257     length = [string length];
3258
3259     if (length != 0)
3260     for (NSString *term in query) {
3261         range = [string rangeOfString:term options:MatchCompareOptions_];
3262         if (range.location != NSNotFound)
3263             rank_ -= 6 * 1000000 / length;
3264     }
3265
3266     if (rank_ == 0) {
3267         string = [self id];
3268         length = [string length];
3269
3270         if (length != 0)
3271         for (NSString *term in query) {
3272             range = [string rangeOfString:term options:MatchCompareOptions_];
3273             if (range.location != NSNotFound)
3274                 rank_ -= 6 * 1000000 / length;
3275         }
3276     }
3277
3278     string = [self shortDescription];
3279     length = [string length];
3280     NSUInteger stop(std::min<NSUInteger>(length, 200));
3281
3282     if (length != 0)
3283     for (NSString *term in query) {
3284         range = [string rangeOfString:term options:MatchCompareOptions_ range:NSMakeRange(0, stop)];
3285         if (range.location != NSNotFound)
3286             rank_ -= 2 * 100000;
3287     }
3288
3289     return rank_ != 0;
3290 }
3291
3292 - (NSArray *) tags {
3293     return tags_;
3294 }
3295
3296 - (BOOL) hasTag:(NSString *)tag {
3297     return tags_ == nil ? NO : [tags_ containsObject:tag];
3298 }
3299
3300 - (NSString *) primaryPurpose {
3301     for (NSString *tag in (NSArray *) tags_)
3302         if ([tag hasPrefix:@"purpose::"])
3303             return [tag substringFromIndex:9];
3304     return nil;
3305 }
3306
3307 - (NSArray *) purposes {
3308     NSMutableArray *purposes([NSMutableArray arrayWithCapacity:2]);
3309     for (NSString *tag in (NSArray *) tags_)
3310         if ([tag hasPrefix:@"purpose::"])
3311             [purposes addObject:[tag substringFromIndex:9]];
3312     return [purposes count] == 0 ? nil : purposes;
3313 }
3314
3315 - (bool) isCommercial {
3316     return [self hasTag:@"cydia::commercial"];
3317 }
3318
3319 - (void) setIndex:(size_t)index {
3320     if (metadata_->index_ != index)
3321         metadata_->index_ = index;
3322 }
3323
3324 - (CYString &) cyname {
3325     return !transform_.empty() ? transform_ : !name_.empty() ? name_ : id_;
3326 }
3327
3328 - (uint32_t) compareBySection:(NSArray *)sections {
3329     NSString *section([self section]);
3330     for (size_t i(0), e([sections count]); i != e; ++i) {
3331         if ([section isEqualToString:[[sections objectAtIndex:i] name]])
3332             return i;
3333     }
3334
3335     return _not(uint32_t);
3336 }
3337
3338 - (void) clear {
3339 @synchronized (database_) {
3340     pkgProblemResolver *resolver = [database_ resolver];
3341     resolver->Clear(iterator_);
3342
3343     pkgCacheFile &cache([database_ cache]);
3344     cache->SetReInstall(iterator_, false);
3345     cache->MarkKeep(iterator_, false);
3346 } }
3347
3348 - (void) install {
3349 @synchronized (database_) {
3350     pkgProblemResolver *resolver = [database_ resolver];
3351     resolver->Clear(iterator_);
3352     resolver->Protect(iterator_);
3353
3354     pkgCacheFile &cache([database_ cache]);
3355     cache->SetReInstall(iterator_, false);
3356     cache->MarkInstall(iterator_, false);
3357
3358     pkgDepCache::StateCache &state((*cache)[iterator_]);
3359     if (!state.Install())
3360         cache->SetReInstall(iterator_, true);
3361 } }
3362
3363 - (void) remove {
3364 @synchronized (database_) {
3365     pkgProblemResolver *resolver = [database_ resolver];
3366     resolver->Clear(iterator_);
3367     resolver->Remove(iterator_);
3368     resolver->Protect(iterator_);
3369
3370     pkgCacheFile &cache([database_ cache]);
3371     cache->SetReInstall(iterator_, false);
3372     cache->MarkDelete(iterator_, true);
3373 } }
3374
3375 @end
3376 /* }}} */
3377 /* Section Class {{{ */
3378 @interface Section : NSObject {
3379     _H<NSString> name_;
3380     size_t row_;
3381     size_t count_;
3382     _H<NSString> localized_;
3383 }
3384
3385 - (NSComparisonResult) compareByLocalized:(Section *)section;
3386 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized;
3387 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize;
3388 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize;
3389
3390 - (NSString *) name;
3391 - (void) setName:(NSString *)name;
3392
3393 - (size_t) row;
3394 - (size_t) count;
3395
3396 - (void) addToRow;
3397 - (void) addToCount;
3398
3399 - (void) setCount:(size_t)count;
3400 - (NSString *) localized;
3401
3402 @end
3403
3404 @implementation Section
3405
3406 - (NSComparisonResult) compareByLocalized:(Section *)section {
3407     NSString *lhs(localized_);
3408     NSString *rhs([section localized]);
3409
3410     /*if ([lhs length] != 0 && [rhs length] != 0) {
3411         unichar lhc = [lhs characterAtIndex:0];
3412         unichar rhc = [rhs characterAtIndex:0];
3413
3414         if (isalpha(lhc) && !isalpha(rhc))
3415             return NSOrderedAscending;
3416         else if (!isalpha(lhc) && isalpha(rhc))
3417             return NSOrderedDescending;
3418     }*/
3419
3420     return [lhs compare:rhs options:LaxCompareOptions_];
3421 }
3422
3423 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized {
3424     if ((self = [self initWithName:name localize:NO]) != nil) {
3425         if (localized != nil)
3426             localized_ = localized;
3427     } return self;
3428 }
3429
3430 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize {
3431     return [self initWithName:name row:0 localize:localize];
3432 }
3433
3434 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize {
3435     if ((self = [super init]) != nil) {
3436         name_ = name;
3437         row_ = row;
3438         if (localize)
3439             localized_ = LocalizeSection(name_);
3440     } return self;
3441 }
3442
3443 - (NSString *) name {
3444     return name_;
3445 }
3446
3447 - (void) setName:(NSString *)name {
3448     name_ = name;
3449 }
3450
3451 - (size_t) row {
3452     return row_;
3453 }
3454
3455 - (size_t) count {
3456     return count_;
3457 }
3458
3459 - (void) addToRow {
3460     ++row_;
3461 }
3462
3463 - (void) addToCount {
3464     ++count_;
3465 }
3466
3467 - (void) setCount:(size_t)count {
3468     count_ = count;
3469 }
3470
3471 - (NSString *) localized {
3472     return localized_;
3473 }
3474
3475 @end
3476 /* }}} */
3477
3478 class CydiaLogCleaner :
3479     public pkgArchiveCleaner
3480 {
3481   protected:
3482     virtual void Erase(const char *File, std::string Pkg, std::string Ver, struct stat &St) {
3483         unlink(File);
3484     }
3485 };
3486
3487 /* Database Implementation {{{ */
3488 @implementation Database
3489
3490 + (Database *) sharedInstance {
3491     static _H<Database> instance;
3492     if (instance == nil)
3493         instance = [[[Database alloc] init] autorelease];
3494     return instance;
3495 }
3496
3497 - (unsigned) era {
3498     return era_;
3499 }
3500
3501 - (void) releasePackages {
3502     CFArrayApplyFunction(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFArrayApplierFunction>(&CFRelease), NULL);
3503     CFArrayRemoveAllValues(packages_);
3504 }
3505
3506 - (void) dealloc {
3507     // XXX: actually implement this thing
3508     _assert(false);
3509     [self releasePackages];
3510     apr_pool_destroy(pool_);
3511     NSRecycleZone(zone_);
3512     [super dealloc];
3513 }
3514
3515 - (void) _readCydia:(NSNumber *)fd {
3516     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3517     std::istream is(&ib);
3518     std::string line;
3519
3520     static Pcre finish_r("^finish:([^:]*)$");
3521
3522     while (std::getline(is, line)) {
3523         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3524
3525         const char *data(line.c_str());
3526         size_t size = line.size();
3527         lprintf("C:%s\n", data);
3528
3529         if (finish_r(data, size)) {
3530             NSString *finish = finish_r[1];
3531             int index = [Finishes_ indexOfObject:finish];
3532             if (index != INT_MAX && index > Finish_)
3533                 Finish_ = index;
3534         }
3535
3536         [pool release];
3537     }
3538
3539     _assume(false);
3540 }
3541
3542 - (void) _readStatus:(NSNumber *)fd {
3543     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3544     std::istream is(&ib);
3545     std::string line;
3546
3547     static Pcre conffile_r("^status: [^ ]* : conffile-prompt : (.*?) *$");
3548     static Pcre pmstatus_r("^([^:]*):([^:]*):([^:]*):(.*)$");
3549
3550     while (std::getline(is, line)) {
3551         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3552
3553         const char *data(line.c_str());
3554         size_t size(line.size());
3555         lprintf("S:%s\n", data);
3556
3557         if (conffile_r(data, size)) {
3558             // status: /fail : conffile-prompt : '/fail' '/fail.dpkg-new' 1 1
3559             [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:conffile_r[1] waitUntilDone:YES];
3560         } else if (strncmp(data, "status: ", 8) == 0) {
3561             // status: <package>: {unpacked,half-configured,installed}
3562             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 8)] ofType:kCydiaProgressEventTypeStatus]);
3563             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3564         } else if (strncmp(data, "processing: ", 12) == 0) {
3565             // processing: configure: config-test
3566             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 12)] ofType:kCydiaProgressEventTypeStatus]);
3567             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3568         } else if (pmstatus_r(data, size)) {
3569             std::string type([pmstatus_r[1] UTF8String]);
3570
3571             NSString *package = pmstatus_r[2];
3572             if ([package isEqualToString:@"dpkg-exec"])
3573                 package = nil;
3574
3575             float percent([pmstatus_r[3] floatValue]);
3576             [progress_ performSelectorOnMainThread:@selector(setProgressPercent:) withObject:[NSNumber numberWithFloat:(percent / 100)] waitUntilDone:YES];
3577
3578             NSString *string = pmstatus_r[4];
3579
3580             if (type == "pmerror") {
3581                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeError forPackage:package]);
3582                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3583             } else if (type == "pmstatus") {
3584                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeStatus forPackage:package]);
3585                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3586             } else if (type == "pmconffile")
3587                 [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:string waitUntilDone:YES];
3588             else
3589                 lprintf("E:unknown pmstatus\n");
3590         } else
3591             lprintf("E:unknown status\n");
3592
3593         [pool release];
3594     }
3595
3596     _assume(false);
3597 }
3598
3599 - (void) _readOutput:(NSNumber *)fd {
3600     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3601     std::istream is(&ib);
3602     std::string line;
3603
3604     while (std::getline(is, line)) {
3605         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3606
3607         lprintf("O:%s\n", line.c_str());
3608
3609         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:line.c_str()] ofType:kCydiaProgressEventTypeInformation]);
3610         [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3611
3612         [pool release];
3613     }
3614
3615     _assume(false);
3616 }
3617
3618 - (FILE *) input {
3619     return input_;
3620 }
3621
3622 - (Package *) packageWithName:(NSString *)name {
3623     if (name == nil)
3624         return nil;
3625 @synchronized (self) {
3626     if (static_cast<pkgDepCache *>(cache_) == NULL)
3627         return nil;
3628     pkgCache::PkgIterator iterator(cache_->FindPkg([name UTF8String]));
3629     return iterator.end() ? nil : [Package packageWithIterator:iterator withZone:NULL inPool:NULL database:self];
3630 } }
3631
3632 - (id) init {
3633     if ((self = [super init]) != nil) {
3634         policy_ = NULL;
3635         records_ = NULL;
3636         resolver_ = NULL;
3637         fetcher_ = NULL;
3638         lock_ = NULL;
3639
3640         zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3641         apr_pool_create(&pool_, NULL);
3642
3643         size_t capacity(MetaFile_->active_);
3644         if (capacity == 0)
3645             capacity = 16384;
3646         else
3647             capacity += 1024;
3648
3649         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, capacity, NULL);
3650         sourceList_ = [NSMutableArray arrayWithCapacity:16];
3651
3652         int fds[2];
3653
3654         _assert(pipe(fds) != -1);
3655         cydiafd_ = fds[1];
3656
3657         _config->Set("APT::Keep-Fds::", cydiafd_);
3658         setenv("CYDIA", [[[[NSNumber numberWithInt:cydiafd_] stringValue] stringByAppendingString:@" 1"] UTF8String], _not(int));
3659
3660         [NSThread
3661             detachNewThreadSelector:@selector(_readCydia:)
3662             toTarget:self
3663             withObject:[NSNumber numberWithInt:fds[0]]
3664         ];
3665
3666         _assert(pipe(fds) != -1);
3667         statusfd_ = fds[1];
3668
3669         [NSThread
3670             detachNewThreadSelector:@selector(_readStatus:)
3671             toTarget:self
3672             withObject:[NSNumber numberWithInt:fds[0]]
3673         ];
3674
3675         _assert(pipe(fds) != -1);
3676         _assert(dup2(fds[0], 0) != -1);
3677         _assert(close(fds[0]) != -1);
3678
3679         input_ = fdopen(fds[1], "a");
3680
3681         _assert(pipe(fds) != -1);
3682         _assert(dup2(fds[1], 1) != -1);
3683         _assert(close(fds[1]) != -1);
3684
3685         [NSThread
3686             detachNewThreadSelector:@selector(_readOutput:)
3687             toTarget:self
3688             withObject:[NSNumber numberWithInt:fds[0]]
3689         ];
3690     } return self;
3691 }
3692
3693 - (pkgCacheFile &) cache {
3694     return cache_;
3695 }
3696
3697 - (pkgDepCache::Policy *) policy {
3698     return policy_;
3699 }
3700
3701 - (pkgRecords *) records {
3702     return records_;
3703 }
3704
3705 - (pkgProblemResolver *) resolver {
3706     return resolver_;
3707 }
3708
3709 - (pkgAcquire &) fetcher {
3710     return *fetcher_;
3711 }
3712
3713 - (pkgSourceList &) list {
3714     return *list_;
3715 }
3716
3717 - (NSArray *) packages {
3718     return (NSArray *) packages_;
3719 }
3720
3721 - (NSArray *) sources {
3722     return sourceList_;
3723 }
3724
3725 - (Source *) sourceWithKey:(NSString *)key {
3726     for (Source *source in [self sources]) {
3727         if ([[source key] isEqualToString:key])
3728             return source;
3729     } return nil;
3730 }
3731
3732 - (bool) popErrorWithTitle:(NSString *)title {
3733     bool fatal(false);
3734
3735     while (!_error->empty()) {
3736         std::string error;
3737         bool warning(!_error->PopMessage(error));
3738         if (!warning)
3739             fatal = true;
3740
3741         for (;;) {
3742             size_t size(error.size());
3743             if (size == 0 || error[size - 1] != '\n')
3744                 break;
3745             error.resize(size - 1);
3746         }
3747
3748         lprintf("%c:[%s]\n", warning ? 'W' : 'E', error.c_str());
3749
3750         static Pcre no_pubkey("^GPG error:.* NO_PUBKEY .*$");
3751         if (warning && no_pubkey(error.c_str()))
3752             continue;
3753
3754         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3755     }
3756
3757     return fatal;
3758 }
3759
3760 - (bool) popErrorWithTitle:(NSString *)title forOperation:(bool)success {
3761     return [self popErrorWithTitle:title] || !success;
3762 }
3763
3764 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
3765 @synchronized (self) {
3766     ++era_;
3767
3768     [self releasePackages];
3769
3770     sourceMap_.clear();
3771     [sourceList_ removeAllObjects];
3772
3773     _error->Discard();
3774
3775     delete list_;
3776     list_ = NULL;
3777     manager_ = NULL;
3778     delete lock_;
3779     lock_ = NULL;
3780     delete fetcher_;
3781     fetcher_ = NULL;
3782     delete resolver_;
3783     resolver_ = NULL;
3784     delete records_;
3785     records_ = NULL;
3786     delete policy_;
3787     policy_ = NULL;
3788
3789     cache_.Close();
3790
3791     apr_pool_clear(pool_);
3792
3793     NSRecycleZone(zone_);
3794     zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3795
3796     int chk(creat("/tmp/cydia.chk", 0644));
3797     if (chk != -1)
3798         close(chk);
3799
3800     if (invocation != nil)
3801         [invocation invoke];
3802
3803     NSString *title(UCLocalize("DATABASE"));
3804
3805     list_ = new pkgSourceList();
3806     _profile(reloadDataWithInvocation$ReadMainList)
3807     if ([self popErrorWithTitle:title forOperation:list_->ReadMainList()])
3808         return;
3809     _end
3810
3811     _profile(reloadDataWithInvocation$Source$initWithMetaIndex)
3812     for (pkgSourceList::const_iterator source = list_->begin(); source != list_->end(); ++source) {
3813         Source *object([[[Source alloc] initWithMetaIndex:*source forDatabase:self inPool:pool_] autorelease]);
3814         [sourceList_ addObject:object];
3815     }
3816     _end
3817
3818     _root(true) _system->Lock();
3819
3820     _trace();
3821     OpProgress progress;
3822     bool opened;
3823   open:
3824     _profile(reloadDataWithInvocation$pkgCacheFile)
3825         opened = cache_.Open(progress, false);
3826     _end
3827     if (!opened) {
3828         // XXX: what if there are errors, but Open() == true? this should be merged with popError:
3829         while (!_error->empty()) {
3830             std::string error;
3831             bool warning(!_error->PopMessage(error));
3832
3833             lprintf("cache_.Open():[%s]\n", error.c_str());
3834
3835             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3836
3837             SEL repair(NULL);
3838             if (false);
3839             else if (error == "dpkg was interrupted, you must manually run 'dpkg --configure -a' to correct the problem. ")
3840                 repair = @selector(configure);
3841             //else if (error == "The package lists or status file could not be parsed or opened.")
3842             //    repair = @selector(update);
3843             // else if (error == "Could not get lock /var/lib/dpkg/lock - open (35 Resource temporarily unavailable)")
3844             // else if (error == "Could not open lock file /var/lib/dpkg/lock - open (13 Permission denied)")
3845             // else if (error == "Malformed Status line")
3846             // else if (error == "The list of sources could not be read.")
3847
3848             if (repair != NULL) {
3849                 _error->Discard();
3850                 [delegate_ repairWithSelector:repair];
3851                 goto open;
3852             }
3853         }
3854
3855         _system->UnLock();
3856         return;
3857     }
3858     _trace();
3859
3860     unlink("/tmp/cydia.chk");
3861
3862     now_ = [[NSDate date] timeIntervalSince1970];
3863
3864     policy_ = new pkgDepCache::Policy();
3865     records_ = new pkgRecords(cache_);
3866     resolver_ = new pkgProblemResolver(cache_);
3867     fetcher_ = new pkgAcquire(&status_);
3868     lock_ = NULL;
3869
3870     if (cache_->DelCount() != 0 || cache_->InstCount() != 0) {
3871         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("COUNTS_NONZERO_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3872         return;
3873     }
3874
3875     _profile(reloadDataWithInvocation$pkgApplyStatus)
3876     if ([self popErrorWithTitle:title forOperation:pkgApplyStatus(cache_)])
3877         return;
3878     _end
3879
3880     if (cache_->BrokenCount() != 0) {
3881         _profile(pkgApplyStatus$pkgFixBroken)
3882         if ([self popErrorWithTitle:title forOperation:pkgFixBroken(cache_)])
3883             return;
3884         _end
3885
3886         if (cache_->BrokenCount() != 0) {
3887             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("STILL_BROKEN_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3888             return;
3889         }
3890
3891         _profile(pkgApplyStatus$pkgMinimizeUpgrade)
3892         if ([self popErrorWithTitle:title forOperation:pkgMinimizeUpgrade(cache_)])
3893             return;
3894         _end
3895     }
3896
3897     for (Source *object in (id) sourceList_) {
3898         metaIndex *source([object metaIndex]);
3899         std::vector<pkgIndexFile *> *indices = source->GetIndexFiles();
3900         for (std::vector<pkgIndexFile *>::const_iterator index = indices->begin(); index != indices->end(); ++index)
3901             // XXX: this could be more intelligent
3902             if (dynamic_cast<debPackagesIndex *>(*index) != NULL) {
3903                 pkgCache::PkgFileIterator cached((*index)->FindInCache(cache_));
3904                 if (!cached.end())
3905                     sourceMap_[cached->ID] = object;
3906             }
3907     }
3908
3909     {
3910         /*std::vector<Package *> packages;
3911         packages.reserve(std::max(10000U, [packages_ count] + 1000));
3912         packages_ = nil;*/
3913
3914         _profile(reloadDataWithInvocation$packageWithIterator)
3915         for (pkgCache::PkgIterator iterator = cache_->PkgBegin(); !iterator.end(); ++iterator)
3916             if (Package *package = [Package packageWithIterator:iterator withZone:zone_ inPool:pool_ database:self])
3917                 //packages.push_back(package);
3918                 CFArrayAppendValue(packages_, CFRetain(package));
3919         _end
3920
3921
3922         /*if (packages.empty())
3923             packages_ = [[NSArray alloc] init];
3924         else
3925             packages_ = [[NSArray alloc] initWithObjects:&packages.front() count:packages.size()];
3926         _trace();*/
3927
3928         _profile(reloadDataWithInvocation$radix$8)
3929         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(8)];
3930         _end
3931
3932         _profile(reloadDataWithInvocation$radix$4)
3933         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(4)];
3934         _end
3935
3936         _profile(reloadDataWithInvocation$radix$0)
3937         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(0)];
3938         _end
3939
3940         _profile(reloadDataWithInvocation$insertion)
3941         CFArrayInsertionSortValues(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3942         _end
3943
3944         /*_profile(reloadDataWithInvocation$CFQSortArray)
3945         CFQSortArray(&packages.front(), packages.size(), sizeof(packages.front()), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare_), NULL);
3946         _end*/
3947
3948         /*_profile(reloadDataWithInvocation$stdsort)
3949         std::sort(packages.begin(), packages.end(), PackageNameOrdering());
3950         _end*/
3951
3952         /*_profile(reloadDataWithInvocation$CFArraySortValues)
3953         CFArraySortValues((CFMutableArrayRef) packages_, CFRangeMake(0, [packages_ count]), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3954         _end*/
3955
3956         /*_profile(reloadDataWithInvocation$sortUsingFunction)
3957         [packages_ sortUsingFunction:reinterpret_cast<NSComparisonResult (*)(id, id, void *)>(&PackageNameCompare) context:NULL];
3958         _end*/
3959
3960
3961         size_t count(CFArrayGetCount(packages_));
3962         MetaFile_->active_ = count;
3963         for (size_t index(0); index != count; ++index)
3964             [(Package *) CFArrayGetValueAtIndex(packages_, index) setIndex:index];
3965     }
3966 } }
3967
3968 - (void) clear {
3969 @synchronized (self) {
3970     delete resolver_;
3971     resolver_ = new pkgProblemResolver(cache_);
3972
3973     for (pkgCache::PkgIterator iterator(cache_->PkgBegin()); !iterator.end(); ++iterator)
3974         if (!cache_[iterator].Keep())
3975             cache_->MarkKeep(iterator, false);
3976         else if ((cache_[iterator].iFlags & pkgDepCache::ReInstall) != 0)
3977             cache_->SetReInstall(iterator, false);
3978 } }
3979
3980 - (void) configure {
3981     NSString *dpkg = [NSString stringWithFormat:@"dpkg --configure -a --status-fd %u", statusfd_];
3982     _trace();
3983     system([dpkg UTF8String]);
3984     _trace();
3985 }
3986
3987 - (bool) clean {
3988 @synchronized (self) {
3989     // XXX: I don't remember this condition
3990     if (lock_ != NULL)
3991         return false;
3992
3993     FileFd Lock;
3994     Lock.Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3995
3996     NSString *title(UCLocalize("CLEAN_ARCHIVES"));
3997
3998     if ([self popErrorWithTitle:title])
3999         return false;
4000
4001     pkgAcquire fetcher;
4002     fetcher.Clean(_config->FindDir("Dir::Cache::Archives"));
4003
4004     CydiaLogCleaner cleaner;
4005     if ([self popErrorWithTitle:title forOperation:cleaner.Go(_config->FindDir("Dir::Cache::Archives") + "partial/", cache_)])
4006         return false;
4007
4008     return true;
4009 } }
4010
4011 - (bool) prepare {
4012     fetcher_->Shutdown();
4013
4014     pkgRecords records(cache_);
4015
4016     lock_ = new FileFd();
4017     lock_->Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
4018
4019     NSString *title(UCLocalize("PREPARE_ARCHIVES"));
4020
4021     if ([self popErrorWithTitle:title])
4022         return false;
4023
4024     pkgSourceList list;
4025     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
4026         return false;
4027
4028     manager_ = (_system->CreatePM(cache_));
4029     if ([self popErrorWithTitle:title forOperation:manager_->GetArchives(fetcher_, &list, &records)])
4030         return false;
4031
4032     return true;
4033 }
4034
4035 - (void) perform {
4036     bool substrate(RestartSubstrate_);
4037     RestartSubstrate_ = false;
4038
4039     NSString *title(UCLocalize("PERFORM_SELECTIONS"));
4040
4041     NSMutableArray *before = [NSMutableArray arrayWithCapacity:16]; {
4042         pkgSourceList list;
4043         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
4044             return;
4045         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
4046             [before addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
4047     }
4048
4049     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
4050
4051     if (fetcher_->Run(PulseInterval_) != pkgAcquire::Continue) {
4052         _trace();
4053         [self popErrorWithTitle:title];
4054         return;
4055     }
4056
4057     bool failed = false;
4058     for (pkgAcquire::ItemIterator item = fetcher_->ItemsBegin(); item != fetcher_->ItemsEnd(); item++) {
4059         if ((*item)->Status == pkgAcquire::Item::StatDone && (*item)->Complete)
4060             continue;
4061         if ((*item)->Status == pkgAcquire::Item::StatIdle)
4062             continue;
4063
4064         std::string uri = (*item)->DescURI();
4065         std::string error = (*item)->ErrorText;
4066
4067         lprintf("pAf:%s:%s\n", uri.c_str(), error.c_str());
4068         failed = true;
4069
4070         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:kCydiaProgressEventTypeError]);
4071         [delegate_ addProgressEventOnMainThread:event forTask:title];
4072     }
4073
4074     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
4075
4076     if (failed) {
4077         _trace();
4078         return;
4079     }
4080
4081     if (substrate)
4082         RestartSubstrate_ = true;
4083
4084     _system->UnLock();
4085     pkgPackageManager::OrderResult result;
4086     _root(true) result = manager_->DoInstall(statusfd_);
4087     if ([self popErrorWithTitle:title])
4088         return;
4089
4090     if (result == pkgPackageManager::Failed) {
4091         _trace();
4092         return;
4093     }
4094
4095     if (result != pkgPackageManager::Completed) {
4096         _trace();
4097         return;
4098     }
4099
4100     NSMutableArray *after = [NSMutableArray arrayWithCapacity:16]; {
4101         pkgSourceList list;
4102         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
4103             return;
4104         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
4105             [after addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
4106     }
4107
4108     if (![before isEqualToArray:after])
4109         [self update];
4110 }
4111
4112 - (bool) upgrade {
4113     NSString *title(UCLocalize("UPGRADE"));
4114     if ([self popErrorWithTitle:title forOperation:pkgDistUpgrade(cache_)])
4115         return false;
4116     return true;
4117 }
4118
4119 - (void) update {
4120     [self updateWithStatus:status_];
4121 }
4122
4123 - (void) updateWithStatus:(CancelStatus &)status {
4124     NSString *title(UCLocalize("REFRESHING_DATA"));
4125
4126     pkgSourceList list;
4127     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
4128         return;
4129
4130     FileFd lock;
4131     lock.Fd(GetLock(_config->FindDir("Dir::State::Lists") + "lock"));
4132     if ([self popErrorWithTitle:title])
4133         return;
4134
4135     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
4136
4137     bool success(ListUpdate(status, list, PulseInterval_));
4138     if (status.WasCancelled())
4139         _error->Discard();
4140     else {
4141         [self popErrorWithTitle:title forOperation:success];
4142         [Metadata_ setObject:[NSDate date] forKey:@"LastUpdate"];
4143         Changed_ = true;
4144     }
4145
4146     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
4147 }
4148
4149 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate {
4150     delegate_ = delegate;
4151 }
4152
4153 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate {
4154     progress_ = delegate;
4155     status_.setDelegate(delegate);
4156 }
4157
4158 - (NSObject<ProgressDelegate> *) progressDelegate {
4159     return progress_;
4160 }
4161
4162 - (Source *) getSource:(pkgCache::PkgFileIterator)file {
4163     SourceMap::const_iterator i(sourceMap_.find(file->ID));
4164     return i == sourceMap_.end() ? nil : i->second;
4165 }
4166
4167 - (void) setFetch:(bool)fetch forURI:(const char *)uri {
4168     for (Source *source in (id) sourceList_)
4169         [source setFetch:fetch forURI:uri];
4170 }
4171
4172 - (void) resetFetch {
4173     for (Source *source in (id) sourceList_)
4174         [source resetFetch];
4175 }
4176
4177 - (NSString *) mappedSectionForPointer:(const char *)section {
4178     _H<NSString> *mapped;
4179
4180     _profile(Database$mappedSectionForPointer$Cache)
4181         mapped = &sections_[section];
4182     _end
4183
4184     if (*mapped == NULL) {
4185         size_t length(strlen(section));
4186         char spaced[length + 1];
4187
4188         _profile(Database$mappedSectionForPointer$Replace)
4189             for (size_t index(0); index != length; ++index)
4190                 spaced[index] = section[index] == '_' ? ' ' : section[index];
4191             spaced[length] = '\0';
4192         _end
4193
4194         NSString *string;
4195
4196         _profile(Database$mappedSectionForPointer$stringWithUTF8String)
4197             string = [NSString stringWithUTF8String:spaced];
4198         _end
4199
4200         _profile(Database$mappedSectionForPointer$Map)
4201             string = [SectionMap_ objectForKey:string] ?: string;
4202         _end
4203
4204         *mapped = string;
4205     } return *mapped;
4206 }
4207
4208 @end
4209 /* }}} */
4210
4211 static _H<NSMutableSet> Diversions_;
4212
4213 @interface Diversion : NSObject {
4214     Pcre pattern_;
4215     _H<NSString> key_;
4216     _H<NSString> format_;
4217 }
4218
4219 @end
4220
4221 @implementation Diversion
4222
4223 - (id) initWithFrom:(NSString *)from to:(NSString *)to {
4224     if ((self = [super init]) != nil) {
4225         pattern_ = [from UTF8String];
4226         key_ = from;
4227         format_ = to;
4228     } return self;
4229 }
4230
4231 - (NSString *) divert:(NSString *)url {
4232     return !pattern_(url) ? nil : pattern_->*format_;
4233 }
4234
4235 + (NSURL *) divertURL:(NSURL *)url {
4236   divert:
4237     NSString *href([url absoluteString]);
4238
4239     for (Diversion *diversion in (id) Diversions_)
4240         if (NSString *diverted = [diversion divert:href]) {
4241 #if !ForRelease
4242             NSLog(@"div: %@", diverted);
4243 #endif
4244             url = [NSURL URLWithString:diverted];
4245             goto divert;
4246         }
4247
4248     return url;
4249 }
4250
4251 - (NSString *) key {
4252     return key_;
4253 }
4254
4255 - (NSUInteger) hash {
4256     return [key_ hash];
4257 }
4258
4259 - (BOOL) isEqual:(Diversion *)object {
4260     return self == object || [self class] == [object class] && [key_ isEqual:[object key]];
4261 }
4262
4263 @end
4264
4265 @interface CydiaObject : NSObject {
4266     _H<CyteWebViewController> indirect_;
4267     _transient id delegate_;
4268 }
4269
4270 - (id) initWithDelegate:(IndirectDelegate *)indirect;
4271
4272 @end
4273
4274 @class CydiaObject;
4275
4276 @interface CydiaWebViewController : CyteWebViewController {
4277     _H<CydiaObject> cydia_;
4278 }
4279
4280 + (void) addDiversion:(Diversion *)diversion;
4281 + (NSURLRequest *) requestWithHeaders:(NSURLRequest *)request;
4282 + (void) didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame withCydia:(CydiaObject *)cydia;
4283 - (void) setDelegate:(id)delegate;
4284
4285 @end
4286
4287 /* Web Scripting {{{ */
4288 @implementation CydiaObject
4289
4290 - (id) initWithDelegate:(IndirectDelegate *)indirect {
4291     if ((self = [super init]) != nil) {
4292         indirect_ = (CyteWebViewController *) indirect;
4293     } return self;
4294 }
4295
4296 - (void) setDelegate:(id)delegate {
4297     delegate_ = delegate;
4298 }
4299
4300 + (NSArray *) _attributeKeys {
4301     return [NSArray arrayWithObjects:
4302         @"bbsnum",
4303         @"build",
4304         @"coreFoundationVersionNumber",
4305         @"device",
4306         @"ecid",
4307         @"firmware",
4308         @"hostname",
4309         @"idiom",
4310         @"mcc",
4311         @"mnc",
4312         @"model",
4313         @"operator",
4314         @"role",
4315         @"serial",
4316         @"token",
4317         @"version",
4318     nil];
4319 }
4320
4321 - (NSArray *) attributeKeys {
4322     return [[self class] _attributeKeys];
4323 }
4324
4325 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
4326     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
4327 }
4328
4329 - (NSString *) version {
4330     return Cydia_;
4331 }
4332
4333 - (NSString *) build {
4334     return System_;
4335 }
4336
4337 - (NSString *) coreFoundationVersionNumber {
4338     return [NSString stringWithFormat:@"%.2f", kCFCoreFoundationVersionNumber];
4339 }
4340
4341 - (NSString *) device {
4342     return UniqueIdentifier();
4343 }
4344
4345 - (NSString *) firmware {
4346     return [[UIDevice currentDevice] systemVersion];
4347 }
4348
4349 - (NSString *) hostname {
4350     return [[UIDevice currentDevice] name];
4351 }
4352
4353 - (NSString *) idiom {
4354     return (id) Idiom_ ?: [NSNull null];
4355 }
4356
4357 - (NSString *) mcc {
4358     if (CFStringRef (*$CTSIMSupportCopyMobileSubscriberCountryCode)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode")))
4359         return [(NSString *) (*$CTSIMSupportCopyMobileSubscriberCountryCode)(kCFAllocatorDefault) autorelease];
4360     return nil;
4361 }
4362
4363 - (NSString *) mnc {
4364     if (CFStringRef (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberNetworkCode")))
4365         return [(NSString *) (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(kCFAllocatorDefault) autorelease];
4366     return nil;
4367 }
4368
4369 - (NSString *) operator {
4370     if (CFStringRef (*$CTRegistrationCopyOperatorName)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTRegistrationCopyOperatorName")))
4371         return [(NSString *) (*$CTRegistrationCopyOperatorName)(kCFAllocatorDefault) autorelease];
4372     return nil;
4373 }
4374
4375 - (NSString *) bbsnum {
4376     return (id) BBSNum_ ?: [NSNull null];
4377 }
4378
4379 - (NSString *) ecid {
4380     return (id) ChipID_ ?: [NSNull null];
4381 }
4382
4383 - (NSString *) serial {
4384     return SerialNumber_;
4385 }
4386
4387 - (NSString *) role {
4388     return (id) [NSNull null];
4389 }
4390
4391 - (NSString *) model {
4392     return [NSString stringWithUTF8String:Machine_];
4393 }
4394
4395 - (NSString *) token {
4396     return (id) Token_ ?: [NSNull null];
4397 }
4398
4399 + (NSString *) webScriptNameForSelector:(SEL)selector {
4400     if (false);
4401     else if (selector == @selector(addBridgedHost:))
4402         return @"addBridgedHost";
4403     else if (selector == @selector(addInsecureHost:))
4404         return @"addInsecureHost";
4405     else if (selector == @selector(addInternalRedirect::))
4406         return @"addInternalRedirect";
4407     else if (selector == @selector(addPipelinedHost:scheme:))
4408         return @"addPipelinedHost";
4409     else if (selector == @selector(addSource:::))
4410         return @"addSource";
4411     else if (selector == @selector(addTokenHost:))
4412         return @"addTokenHost";
4413     else if (selector == @selector(addTrivialSource:))
4414         return @"addTrivialSource";
4415     else if (selector == @selector(close))
4416         return @"close";
4417     else if (selector == @selector(du:))
4418         return @"du";
4419     else if (selector == @selector(stringWithFormat:arguments:))
4420         return @"format";
4421     else if (selector == @selector(getAllSources))
4422         return @"getAllSources";
4423     else if (selector == @selector(getApplicationInfo:value:))
4424         return @"getApplicationInfoValue";
4425     else if (selector == @selector(getKernelNumber:))
4426         return @"getKernelNumber";
4427     else if (selector == @selector(getKernelString:))
4428         return @"getKernelString";
4429     else if (selector == @selector(getInstalledPackages))
4430         return @"getInstalledPackages";
4431     else if (selector == @selector(getIORegistryEntry::))
4432         return @"getIORegistryEntry";
4433     else if (selector == @selector(getLocaleIdentifier))
4434         return @"getLocaleIdentifier";
4435     else if (selector == @selector(getPreferredLanguages))
4436         return @"getPreferredLanguages";
4437     else if (selector == @selector(getPackageById:))
4438         return @"getPackageById";
4439     else if (selector == @selector(getMetadataKeys))
4440         return @"getMetadataKeys";
4441     else if (selector == @selector(getMetadataValue:))
4442         return @"getMetadataValue";
4443     else if (selector == @selector(getSessionValue:))
4444         return @"getSessionValue";
4445     else if (selector == @selector(installPackages:))
4446         return @"installPackages";
4447     else if (selector == @selector(isReachable:))
4448         return @"isReachable";
4449     else if (selector == @selector(localizedStringForKey:value:table:))
4450         return @"localize";
4451     else if (selector == @selector(popViewController:))
4452         return @"popViewController";
4453     else if (selector == @selector(refreshSources))
4454         return @"refreshSources";
4455     else if (selector == @selector(registerFrame:))
4456         return @"registerFrame";
4457     else if (selector == @selector(removeButton))
4458         return @"removeButton";
4459     else if (selector == @selector(saveConfig))
4460         return @"saveConfig";
4461     else if (selector == @selector(setMetadataValue::))
4462         return @"setMetadataValue";
4463     else if (selector == @selector(setSessionValue::))
4464         return @"setSessionValue";
4465     else if (selector == @selector(substitutePackageNames:))
4466         return @"substitutePackageNames";
4467     else if (selector == @selector(scrollToBottom:))
4468         return @"scrollToBottom";
4469     else if (selector == @selector(setAllowsNavigationAction:))
4470         return @"setAllowsNavigationAction";
4471     else if (selector == @selector(setBadgeValue:))
4472         return @"setBadgeValue";
4473     else if (selector == @selector(setButtonImage:withStyle:toFunction:))
4474         return @"setButtonImage";
4475     else if (selector == @selector(setButtonTitle:withStyle:toFunction:))
4476         return @"setButtonTitle";
4477     else if (selector == @selector(setHidesBackButton:))
4478         return @"setHidesBackButton";
4479     else if (selector == @selector(setHidesNavigationBar:))
4480         return @"setHidesNavigationBar";
4481     else if (selector == @selector(setNavigationBarStyle:))
4482         return @"setNavigationBarStyle";
4483     else if (selector == @selector(setNavigationBarTintRed:green:blue:alpha:))
4484         return @"setNavigationBarTintColor";
4485     else if (selector == @selector(setPasteboardString:))
4486         return @"setPasteboardString";
4487     else if (selector == @selector(setPasteboardURL:))
4488         return @"setPasteboardURL";
4489     else if (selector == @selector(setScrollAlwaysBounceVertical:))
4490         return @"setScrollAlwaysBounceVertical";
4491     else if (selector == @selector(setScrollIndicatorStyle:))
4492         return @"setScrollIndicatorStyle";
4493     else if (selector == @selector(setToken:))
4494         return @"setToken";
4495     else if (selector == @selector(setViewportWidth:))
4496         return @"setViewportWidth";
4497     else if (selector == @selector(statfs:))
4498         return @"statfs";
4499     else if (selector == @selector(supports:))
4500         return @"supports";
4501     else if (selector == @selector(unload))
4502         return @"unload";
4503     else
4504         return nil;
4505 }
4506
4507 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
4508     return [self webScriptNameForSelector:selector] == nil;
4509 }
4510
4511 - (BOOL) supports:(NSString *)feature {
4512     return [feature isEqualToString:@"window.open"];
4513 }
4514
4515 - (void) unload {
4516     [delegate_ performSelectorOnMainThread:@selector(unloadData) withObject:nil waitUntilDone:NO];
4517 }
4518
4519 - (void) setScrollAlwaysBounceVertical:(NSNumber *)value {
4520     [indirect_ performSelectorOnMainThread:@selector(setScrollAlwaysBounceVerticalNumber:) withObject:value waitUntilDone:NO];
4521 }
4522
4523 - (void) setScrollIndicatorStyle:(NSString *)style {
4524     [indirect_ performSelectorOnMainThread:@selector(setScrollIndicatorStyleWithName:) withObject:style waitUntilDone:NO];
4525 }
4526
4527 - (void) addInternalRedirect:(NSString *)from :(NSString *)to {
4528     [CydiaWebViewController performSelectorOnMainThread:@selector(addDiversion:) withObject:[[[Diversion alloc] initWithFrom:from to:to] autorelease] waitUntilDone:NO];
4529 }
4530
4531 - (NSDictionary *) getApplicationInfo:(NSString *)display value:(NSString *)key {
4532     char path[1024];
4533     if (SBBundlePathForDisplayIdentifier(SBSSpringBoardServerPort(), [display UTF8String], path) != 0)
4534         return (id) [NSNull null];
4535     NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:[[NSString stringWithUTF8String:path] stringByAppendingString:@"/Info.plist"]]);
4536     if (info == nil)
4537         return (id) [NSNull null];
4538     return [info objectForKey:key];
4539 }
4540
4541 - (NSNumber *) getKernelNumber:(NSString *)name {
4542     const char *string([name UTF8String]);
4543
4544     size_t size;
4545     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4546         return (id) [NSNull null];
4547
4548     if (size != sizeof(int))
4549         return (id) [NSNull null];
4550
4551     int value;
4552     if (sysctlbyname(string, &value, &size, NULL, 0) == -1)
4553         return (id) [NSNull null];
4554
4555     return [NSNumber numberWithInt:value];
4556 }
4557
4558 - (NSString *) getKernelString:(NSString *)name {
4559     const char *string([name UTF8String]);
4560
4561     size_t size;
4562     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4563         return (id) [NSNull null];
4564
4565     char value[size + 1];
4566     if (sysctlbyname(string, value, &size, NULL, 0) == -1)
4567         return (id) [NSNull null];
4568
4569     // XXX: just in case you request something ludicrous
4570     value[size] = '\0';
4571
4572     return [NSString stringWithCString:value];
4573 }
4574
4575 - (NSObject *) getIORegistryEntry:(NSString *)path :(NSString *)entry {
4576     NSObject *value(CYIOGetValue([path UTF8String], entry));
4577
4578     if (value != nil)
4579         if ([value isKindOfClass:[NSData class]])
4580             value = CYHex((NSData *) value);
4581
4582     return value;
4583 }
4584
4585 - (NSArray *) getMetadataKeys {
4586 @synchronized (Values_) {
4587     return [Values_ allKeys];
4588 } }
4589
4590 - (void) registerFrame:(DOMHTMLIFrameElement *)iframe {
4591     WebFrame *frame([iframe contentFrame]);
4592     [indirect_ registerFrame:frame];
4593 }
4594
4595 - (id) getMetadataValue:(NSString *)key {
4596 @synchronized (Values_) {
4597     return [Values_ objectForKey:key];
4598 } }
4599
4600 - (void) setMetadataValue:(NSString *)key :(NSString *)value {
4601 @synchronized (Values_) {
4602     if (value == nil || value == (id) [WebUndefined undefined] || value == (id) [NSNull null])
4603         [Values_ removeObjectForKey:key];
4604     else
4605         [Values_ setObject:value forKey:key];
4606
4607     [delegate_ performSelectorOnMainThread:@selector(updateValues) withObject:nil waitUntilDone:YES];
4608 } }
4609
4610 - (id) getSessionValue:(NSString *)key {
4611 @synchronized (SessionData_) {
4612     return [SessionData_ objectForKey:key];
4613 } }
4614
4615 - (void) setSessionValue:(NSString *)key :(NSString *)value {
4616 @synchronized (SessionData_) {
4617     if (value == (id) [WebUndefined undefined])
4618         [SessionData_ removeObjectForKey:key];
4619     else
4620         [SessionData_ setObject:value forKey:key];
4621 } }
4622
4623 - (void) addBridgedHost:(NSString *)host {
4624 @synchronized (HostConfig_) {
4625     [BridgedHosts_ addObject:host];
4626 } }
4627
4628 - (void) addInsecureHost:(NSString *)host {
4629 @synchronized (HostConfig_) {
4630     [InsecureHosts_ addObject:host];
4631 } }
4632
4633 - (void) addTokenHost:(NSString *)host {
4634 @synchronized (HostConfig_) {
4635     [TokenHosts_ addObject:host];
4636 } }
4637
4638 - (void) addPipelinedHost:(NSString *)host scheme:(NSString *)scheme {
4639 @synchronized (HostConfig_) {
4640     if (scheme != (id) [WebUndefined undefined])
4641         host = [NSString stringWithFormat:@"%@:%@", [scheme lowercaseString], host];
4642
4643     [PipelinedHosts_ addObject:host];
4644 } }
4645
4646 - (void) popViewController:(NSNumber *)value {
4647     if (value == (id) [WebUndefined undefined])
4648         value = [NSNumber numberWithBool:YES];
4649     [indirect_ performSelectorOnMainThread:@selector(popViewControllerWithNumber:) withObject:value waitUntilDone:NO];
4650 }
4651
4652 - (void) addSource:(NSString *)href :(NSString *)distribution :(WebScriptObject *)sections {
4653     NSMutableArray *array([NSMutableArray arrayWithCapacity:[sections count]]);
4654
4655     for (NSString *section in sections)
4656         [array addObject:section];
4657
4658     [delegate_ performSelectorOnMainThread:@selector(addSource:) withObject:[NSMutableDictionary dictionaryWithObjectsAndKeys:
4659         @"deb", @"Type",
4660         href, @"URI",
4661         distribution, @"Distribution",
4662         array, @"Sections",
4663     nil] waitUntilDone:NO];
4664 }
4665
4666 - (void) addTrivialSource:(NSString *)href {
4667     [delegate_ performSelectorOnMainThread:@selector(addTrivialSource:) withObject:href waitUntilDone:NO];
4668 }
4669
4670 - (void) refreshSources {
4671     [delegate_ performSelectorOnMainThread:@selector(syncData) withObject:nil waitUntilDone:NO];
4672 }
4673
4674 - (void) saveConfig {
4675     [delegate_ performSelectorOnMainThread:@selector(_saveConfig) withObject:nil waitUntilDone:NO];
4676 }
4677
4678 - (NSArray *) getAllSources {
4679     return [[Database sharedInstance] sources];
4680 }
4681
4682 - (NSArray *) getInstalledPackages {
4683     Database *database([Database sharedInstance]);
4684 @synchronized (database) {
4685     NSArray *packages([database packages]);
4686     NSMutableArray *installed([NSMutableArray arrayWithCapacity:1024]);
4687     for (Package *package in packages)
4688         if (![package uninstalled])
4689             [installed addObject:package];
4690     return installed;
4691 } }
4692
4693 - (Package *) getPackageById:(NSString *)id {
4694     if (Package *package = [[Database sharedInstance] packageWithName:id]) {
4695         [package parse];
4696         return package;
4697     } else
4698         return (Package *) [NSNull null];
4699 }
4700
4701 - (NSString *) getLocaleIdentifier {
4702     return Locale_ == NULL ? (NSString *) [NSNull null] : (NSString *) CFLocaleGetIdentifier(Locale_);
4703 }
4704
4705 - (NSArray *) getPreferredLanguages {
4706     return Languages_;
4707 }
4708
4709 - (NSArray *) statfs:(NSString *)path {
4710     struct statfs stat;
4711
4712     if (path == nil || statfs([path UTF8String], &stat) == -1)
4713         return nil;
4714
4715     return [NSArray arrayWithObjects:
4716         [NSNumber numberWithUnsignedLong:stat.f_bsize],
4717         [NSNumber numberWithUnsignedLong:stat.f_blocks],
4718         [NSNumber numberWithUnsignedLong:stat.f_bfree],
4719     nil];
4720 }
4721
4722 - (NSNumber *) du:(NSString *)path {
4723     NSNumber *value(nil);
4724
4725     int fds[2];
4726     _assert(pipe(fds) != -1);
4727
4728     pid_t pid(ExecFork());
4729     if (pid == 0) {
4730         _assert(dup2(fds[1], 1) != -1);
4731         _assert(close(fds[0]) != -1);
4732         _assert(close(fds[1]) != -1);
4733         /* XXX: this should probably not use du */
4734         execl("/usr/libexec/cydia/du", "du", "-s", [path UTF8String], NULL);
4735         exit(1);
4736     } else {
4737         _assert(close(fds[1]) != -1);
4738
4739         if (FILE *du = fdopen(fds[0], "r")) {
4740             char line[1024];
4741             while (fgets(line, sizeof(line), du) != NULL) {
4742                 size_t length(strlen(line));
4743                 while (length != 0 && line[length - 1] == '\n')
4744                     line[--length] = '\0';
4745                 if (char *tab = strchr(line, '\t')) {
4746                     *tab = '\0';
4747                     value = [NSNumber numberWithUnsignedLong:strtoul(line, NULL, 0)];
4748                 }
4749             }
4750
4751             fclose(du);
4752         } else
4753             _assert(close(fds[0]) != -1);
4754     } ReapZombie(pid);
4755
4756     return value;
4757 }
4758
4759 - (void) close {
4760     [indirect_ performSelectorOnMainThread:@selector(close) withObject:nil waitUntilDone:NO];
4761 }
4762
4763 - (NSNumber *) isReachable:(NSString *)name {
4764     return [NSNumber numberWithBool:IsReachable([name UTF8String])];
4765 }
4766
4767 - (void) installPackages:(NSArray *)packages {
4768     [delegate_ performSelectorOnMainThread:@selector(installPackages:) withObject:packages waitUntilDone:NO];
4769 }
4770
4771 - (NSString *) substitutePackageNames:(NSString *)message {
4772     NSMutableArray *words([[[message componentsSeparatedByString:@" "] mutableCopy] autorelease]);
4773     for (size_t i(0), e([words count]); i != e; ++i) {
4774         NSString *word([words objectAtIndex:i]);
4775         if (Package *package = [[Database sharedInstance] packageWithName:word])
4776             [words replaceObjectAtIndex:i withObject:[package name]];
4777     }
4778
4779     return [words componentsJoinedByString:@" "];
4780 }
4781
4782 - (void) removeButton {
4783     [indirect_ removeButton];
4784 }
4785
4786 - (void) setButtonImage:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4787     [indirect_ setButtonImage:button withStyle:style toFunction:function];
4788 }
4789
4790 - (void) setButtonTitle:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4791     [indirect_ setButtonTitle:button withStyle:style toFunction:function];
4792 }
4793
4794 - (void) setBadgeValue:(id)value {
4795     [indirect_ performSelectorOnMainThread:@selector(setBadgeValue:) withObject:value waitUntilDone:NO];
4796 }
4797
4798 - (void) setAllowsNavigationAction:(NSString *)value {
4799     [indirect_ performSelectorOnMainThread:@selector(setAllowsNavigationActionByNumber:) withObject:value waitUntilDone:NO];
4800 }
4801
4802 - (void) setHidesBackButton:(NSString *)value {
4803     [indirect_ performSelectorOnMainThread:@selector(setHidesBackButtonByNumber:) withObject:value waitUntilDone:NO];
4804 }
4805
4806 - (void) setHidesNavigationBar:(NSString *)value {
4807     [indirect_ performSelectorOnMainThread:@selector(setHidesNavigationBarByNumber:) withObject:value waitUntilDone:NO];
4808 }
4809
4810 - (void) setNavigationBarStyle:(NSString *)value {
4811     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarStyle:) withObject:value waitUntilDone:NO];
4812 }
4813
4814 - (void) setNavigationBarTintRed:(NSNumber *)red green:(NSNumber *)green blue:(NSNumber *)blue alpha:(NSNumber *)alpha {
4815     float opacity(alpha == (id) [WebUndefined undefined] ? 1 : [alpha floatValue]);
4816     UIColor *color([UIColor colorWithRed:[red floatValue] green:[green floatValue] blue:[blue floatValue] alpha:opacity]);
4817     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarTintColor:) withObject:color waitUntilDone:NO];
4818 }
4819
4820 - (void) setPasteboardString:(NSString *)value {
4821     [[objc_getClass("UIPasteboard") generalPasteboard] setString:value];
4822 }
4823
4824 - (void) setPasteboardURL:(NSString *)value {
4825     [[objc_getClass("UIPasteboard") generalPasteboard] setURL:[NSURL URLWithString:value]];
4826 }
4827
4828 - (void) _setToken:(NSString *)token {
4829     Token_ = token;
4830
4831     if (token == nil)
4832         [Metadata_ removeObjectForKey:@"Token"];
4833     else
4834         [Metadata_ setObject:Token_ forKey:@"Token"];
4835
4836     Changed_ = true;
4837 }
4838
4839 - (void) setToken:(NSString *)token {
4840     [self performSelectorOnMainThread:@selector(_setToken:) withObject:token waitUntilDone:NO];
4841 }
4842
4843 - (void) scrollToBottom:(NSNumber *)animated {
4844     [indirect_ performSelectorOnMainThread:@selector(scrollToBottomAnimated:) withObject:animated waitUntilDone:NO];
4845 }
4846
4847 - (void) setViewportWidth:(float)width {
4848     [indirect_ setViewportWidthOnMainThread:width];
4849 }
4850
4851 - (NSString *) stringWithFormat:(NSString *)format arguments:(WebScriptObject *)arguments {
4852     //NSLog(@"SWF:\"%@\" A:%@", format, [arguments description]);
4853     unsigned count([arguments count]);
4854     id values[count];
4855     for (unsigned i(0); i != count; ++i)
4856         values[i] = [arguments objectAtIndex:i];
4857     return [[[NSString alloc] initWithFormat:format arguments:reinterpret_cast<va_list>(values)] autorelease];
4858 }
4859
4860 - (NSString *) localizedStringForKey:(NSString *)key value:(NSString *)value table:(NSString *)table {
4861     if (reinterpret_cast<id>(value) == [WebUndefined undefined])
4862         value = nil;
4863     if (reinterpret_cast<id>(table) == [WebUndefined undefined])
4864         table = nil;
4865     return [[NSBundle mainBundle] localizedStringForKey:key value:value table:table];
4866 }
4867
4868 @end
4869 /* }}} */
4870
4871 @interface NSURL (CydiaSecure)
4872 @end
4873
4874 @implementation NSURL (CydiaSecure)
4875
4876 - (bool) isCydiaSecure {
4877     if ([[[self scheme] lowercaseString] isEqualToString:@"https"])
4878         return true;
4879
4880     @synchronized (HostConfig_) {
4881         if ([InsecureHosts_ containsObject:[self host]])
4882             return true;
4883     }
4884
4885     return false;
4886 }
4887
4888 @end
4889
4890 /* Cydia Browser Controller {{{ */
4891 @implementation CydiaWebViewController
4892
4893 - (NSURL *) navigationURL {
4894     return request_ == nil ? nil : [NSURL URLWithString:[NSString stringWithFormat:@"cydia://url/%@", [[request_ URL] absoluteString]]];
4895 }
4896
4897 + (void) _initialize {
4898     [super _initialize];
4899
4900     Diversions_ = [NSMutableSet setWithCapacity:0];
4901 }
4902
4903 + (void) addDiversion:(Diversion *)diversion {
4904     [Diversions_ addObject:diversion];
4905 }
4906
4907 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4908     [super webView:view didClearWindowObject:window forFrame:frame];
4909     [CydiaWebViewController didClearWindowObject:window forFrame:frame withCydia:cydia_];
4910 }
4911
4912 + (void) didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame withCydia:(CydiaObject *)cydia {
4913     WebDataSource *source([frame dataSource]);
4914     NSURLResponse *response([source response]);
4915     NSURL *url([response URL]);
4916     NSString *scheme([[url scheme] lowercaseString]);
4917
4918     bool bridged(false);
4919
4920     @synchronized (HostConfig_) {
4921         if ([scheme isEqualToString:@"file"])
4922             bridged = true;
4923         else if ([scheme isEqualToString:@"https"])
4924             if ([BridgedHosts_ containsObject:[url host]])
4925                 bridged = true;
4926     }
4927
4928     if (bridged)
4929         [window setValue:cydia forKey:@"cydia"];
4930 }
4931
4932 - (void) _setupMail:(MFMailComposeViewController *)controller {
4933     [controller addAttachmentData:[NSData dataWithContentsOfFile:@"/tmp/cydia.log"] mimeType:@"text/plain" fileName:@"cydia.log"];
4934
4935     system("/usr/bin/dpkg -l >/tmp/dpkgl.log");
4936     [controller addAttachmentData:[NSData dataWithContentsOfFile:@"/tmp/dpkgl.log"] mimeType:@"text/plain" fileName:@"dpkgl.log"];
4937 }
4938
4939 - (NSURL *) URLWithURL:(NSURL *)url {
4940     return [Diversion divertURL:url];
4941 }
4942
4943 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
4944     return [CydiaWebViewController requestWithHeaders:[super webView:view resource:resource willSendRequest:request redirectResponse:response fromDataSource:source]];
4945 }
4946
4947 + (NSURLRequest *) requestWithHeaders:(NSURLRequest *)request {
4948     NSMutableURLRequest *copy([[request mutableCopy] autorelease]);
4949
4950     NSURL *url([copy URL]);
4951     NSString *href([url absoluteString]);
4952     NSString *host([url host]);
4953
4954     if ([href hasPrefix:@"https://cydia.saurik.com/TSS/"]) {
4955         if (NSString *agent = [copy valueForHTTPHeaderField:@"X-User-Agent"]) {
4956             [copy setValue:agent forHTTPHeaderField:@"User-Agent"];
4957             [copy setValue:nil forHTTPHeaderField:@"X-User-Agent"];
4958         }
4959
4960         [copy setValue:nil forHTTPHeaderField:@"Referer"];
4961         [copy setValue:nil forHTTPHeaderField:@"Origin"];
4962
4963         [copy setURL:[NSURL URLWithString:[@"http://gs.apple.com/TSS/" stringByAppendingString:[href substringFromIndex:29]]]];
4964         return copy;
4965     }
4966
4967     if ([copy valueForHTTPHeaderField:@"X-Cydia-Cf"] == nil)
4968         [copy setValue:[NSString stringWithFormat:@"%.2f", kCFCoreFoundationVersionNumber] forHTTPHeaderField:@"X-Cydia-Cf"];
4969     if (Machine_ != NULL && [copy valueForHTTPHeaderField:@"X-Machine"] == nil)
4970         [copy setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
4971
4972     bool bridged;
4973     bool token;
4974
4975     @synchronized (HostConfig_) {
4976         bridged = [BridgedHosts_ containsObject:host];
4977         token = [TokenHosts_ containsObject:host];
4978     }
4979
4980     if ([url isCydiaSecure]) {
4981         if (bridged) {
4982             if (UniqueID_ != nil && [copy valueForHTTPHeaderField:@"X-Cydia-Id"] == nil)
4983                 [copy setValue:UniqueID_ forHTTPHeaderField:@"X-Cydia-Id"];
4984         } else if (token) {
4985             if (Token_ != nil && [copy valueForHTTPHeaderField:@"X-Cydia-Token"] == nil)
4986                 [copy setValue:Token_ forHTTPHeaderField:@"X-Cydia-Token"];
4987         }
4988     }
4989
4990     return copy;
4991 }
4992
4993 - (void) setDelegate:(id)delegate {
4994     [super setDelegate:delegate];
4995     [cydia_ setDelegate:delegate];
4996 }
4997
4998 - (NSString *) applicationNameForUserAgent {
4999     return UserAgent_;
5000 }
5001
5002 - (id) init {
5003     if ((self = [super initWithWidth:0 ofClass:[CydiaWebViewController class]]) != nil) {
5004         cydia_ = [[[CydiaObject alloc] initWithDelegate:indirect_] autorelease];
5005     } return self;
5006 }
5007
5008 @end
5009
5010 @interface AppCacheController : CydiaWebViewController {
5011 }
5012
5013 @end
5014
5015 @implementation AppCacheController
5016
5017 - (void) didReceiveMemoryWarning {
5018     // XXX: this doesn't work
5019 }
5020
5021 - (bool) retainsNetworkActivityIndicator {
5022     return false;
5023 }
5024
5025 @end
5026 /* }}} */
5027
5028 // CydiaScript {{{
5029 @interface NSObject (CydiaScript)
5030 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context;
5031 @end
5032
5033 @implementation NSObject (CydiaScript)
5034
5035 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
5036     return self;
5037 }
5038
5039 @end
5040
5041 @implementation NSArray (CydiaScript)
5042
5043 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
5044     WebScriptObject *object([context evaluateWebScript:@"[]"]);
5045     for (size_t i(0), e([self count]); i != e; ++i)
5046         [object setWebScriptValueAtIndex:i value:[[self objectAtIndex:i] Cydia$webScriptObjectInContext:context]];
5047     return object;
5048 }
5049
5050 @end
5051
5052 @implementation NSDictionary (CydiaScript)
5053
5054 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
5055     WebScriptObject *object([context evaluateWebScript:@"({})"]);
5056     for (id i in self)
5057         [object setValue:[[self objectForKey:i] Cydia$webScriptObjectInContext:context] forKey:i];
5058     return object;
5059 }
5060
5061 @end
5062 // }}}
5063
5064 /* Confirmation Controller {{{ */
5065 bool DepSubstrate(const pkgCache::VerIterator &iterator) {
5066     if (!iterator.end())
5067         for (pkgCache::DepIterator dep(iterator.DependsList()); !dep.end(); ++dep) {
5068             if (dep->Type != pkgCache::Dep::Depends && dep->Type != pkgCache::Dep::PreDepends)
5069                 continue;
5070             pkgCache::PkgIterator package(dep.TargetPkg());
5071             if (package.end())
5072                 continue;
5073             if (strcmp(package.Name(), "mobilesubstrate") == 0)
5074                 return true;
5075         }
5076
5077     return false;
5078 }
5079
5080 @protocol ConfirmationControllerDelegate
5081 - (void) cancelAndClear:(bool)clear;
5082 - (void) confirmWithNavigationController:(UINavigationController *)navigation;
5083 - (void) queue;
5084 @end
5085
5086 @interface ConfirmationController : CydiaWebViewController {
5087     _transient Database *database_;
5088
5089     _H<UIAlertView> essential_;
5090
5091     _H<NSDictionary> changes_;
5092     _H<NSMutableArray> issues_;
5093     _H<NSDictionary> sizes_;
5094
5095     BOOL substrate_;
5096 }
5097
5098 - (id) initWithDatabase:(Database *)database;
5099
5100 @end
5101
5102 @implementation ConfirmationController
5103
5104 - (void) complete {
5105     if (substrate_)
5106         RestartSubstrate_ = true;
5107     [delegate_ confirmWithNavigationController:[self navigationController]];
5108 }
5109
5110 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
5111     NSString *context([alert context]);
5112
5113     if ([context isEqualToString:@"remove"]) {
5114         if (button == [alert cancelButtonIndex])
5115             [self dismissModalViewControllerAnimated:YES];
5116         else if (button == [alert firstOtherButtonIndex]) {
5117             [self performSelector:@selector(complete) withObject:nil afterDelay:0];
5118         }
5119
5120         [alert dismissWithClickedButtonIndex:-1 animated:YES];
5121     } else if ([context isEqualToString:@"unable"]) {
5122         [self dismissModalViewControllerAnimated:YES];
5123         [alert dismissWithClickedButtonIndex:-1 animated:YES];
5124     } else {
5125         [super alertView:alert clickedButtonAtIndex:button];
5126     }
5127 }
5128
5129 - (void) _doContinue {
5130     [delegate_ cancelAndClear:NO];
5131     [self dismissModalViewControllerAnimated:YES];
5132 }
5133
5134 - (id) invokeDefaultMethodWithArguments:(NSArray *)args {
5135     [self performSelectorOnMainThread:@selector(_doContinue) withObject:nil waitUntilDone:NO];
5136     return nil;
5137 }
5138
5139 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
5140     [super webView:view didClearWindowObject:window forFrame:frame];
5141
5142     [window setValue:[[NSDictionary dictionaryWithObjectsAndKeys:
5143         (id) changes_, @"changes",
5144         (id) issues_, @"issues",
5145         (id) sizes_, @"sizes",
5146         self, @"queue",
5147     nil] Cydia$webScriptObjectInContext:window] forKey:@"cydiaConfirm"];
5148 }
5149
5150 - (id) initWithDatabase:(Database *)database {
5151     if ((self = [super init]) != nil) {
5152         database_ = database;
5153
5154         NSMutableArray *installs([NSMutableArray arrayWithCapacity:16]);
5155         NSMutableArray *reinstalls([NSMutableArray arrayWithCapacity:16]);
5156         NSMutableArray *upgrades([NSMutableArray arrayWithCapacity:16]);
5157         NSMutableArray *downgrades([NSMutableArray arrayWithCapacity:16]);
5158         NSMutableArray *removes([NSMutableArray arrayWithCapacity:16]);
5159
5160         bool remove(false);
5161
5162         pkgCacheFile &cache([database_ cache]);
5163         NSArray *packages([database_ packages]);
5164         pkgDepCache::Policy *policy([database_ policy]);
5165
5166         issues_ = [NSMutableArray arrayWithCapacity:4];
5167
5168         for (Package *package in packages) {
5169             pkgCache::PkgIterator iterator([package iterator]);
5170             NSString *name([package id]);
5171
5172             if ([package broken]) {
5173                 NSMutableArray *reasons([NSMutableArray arrayWithCapacity:4]);
5174
5175                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
5176                     name, @"package",
5177                     reasons, @"reasons",
5178                 nil]];
5179
5180                 pkgCache::VerIterator ver(cache[iterator].InstVerIter(cache));
5181                 if (ver.end())
5182                     continue;
5183
5184                 for (pkgCache::DepIterator dep(ver.DependsList()); !dep.end(); ) {
5185                     pkgCache::DepIterator start;
5186                     pkgCache::DepIterator end;
5187                     dep.GlobOr(start, end); // ++dep
5188
5189                     if (!cache->IsImportantDep(end))
5190                         continue;
5191                     if ((cache[end] & pkgDepCache::DepGInstall) != 0)
5192                         continue;
5193
5194                     NSMutableArray *clauses([NSMutableArray arrayWithCapacity:4]);
5195
5196                     [reasons addObject:[NSDictionary dictionaryWithObjectsAndKeys:
5197                         [NSString stringWithUTF8String:start.DepType()], @"relationship",
5198                         clauses, @"clauses",
5199                     nil]];
5200
5201                     _forever {
5202                         NSString *reason, *installed((NSString *) [WebUndefined undefined]);
5203
5204                         pkgCache::PkgIterator target(start.TargetPkg());
5205                         if (target->ProvidesList != 0)
5206                             reason = @"missing";
5207                         else {
5208                             pkgCache::VerIterator ver(cache[target].InstVerIter(cache));
5209                             if (!ver.end()) {
5210                                 reason = @"installed";
5211                                 installed = [NSString stringWithUTF8String:ver.VerStr()];
5212                             } else if (!cache[target].CandidateVerIter(cache).end())
5213                                 reason = @"uninstalled";
5214                             else if (target->ProvidesList == 0)
5215                                 reason = @"uninstallable";
5216                             else
5217                                 reason = @"virtual";
5218                         }
5219
5220                         NSDictionary *version(start.TargetVer() == 0 ? (NSDictionary *) [NSNull null] : [NSDictionary dictionaryWithObjectsAndKeys:
5221                             [NSString stringWithUTF8String:start.CompType()], @"operator",
5222                             [NSString stringWithUTF8String:start.TargetVer()], @"value",
5223                         nil]);
5224
5225                         [clauses addObject:[NSDictionary dictionaryWithObjectsAndKeys:
5226                             [NSString stringWithUTF8String:start.TargetPkg().Name()], @"package",
5227                             version, @"version",
5228                             reason, @"reason",
5229                             installed, @"installed",
5230                         nil]];
5231
5232                         // yes, seriously. (wtf?)
5233                         if (start == end)
5234                             break;
5235                         ++start;
5236                     }
5237                 }
5238             }
5239
5240             pkgDepCache::StateCache &state(cache[iterator]);
5241
5242             static Pcre special_r("^(firmware$|gsc\\.|cy\\+)");
5243
5244             if (state.NewInstall())
5245                 [installs addObject:name];
5246             // XXX: else if (state.Install())
5247             else if (!state.Delete() && (state.iFlags & pkgDepCache::ReInstall) == pkgDepCache::ReInstall)
5248                 [reinstalls addObject:name];
5249             // XXX: move before previous if
5250             else if (state.Upgrade())
5251                 [upgrades addObject:name];
5252             else if (state.Downgrade())
5253                 [downgrades addObject:name];
5254             else if (!state.Delete())
5255                 // XXX: _assert(state.Keep());
5256                 continue;
5257             else if (special_r(name))
5258                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
5259                     [NSNull null], @"package",
5260                     [NSArray arrayWithObjects:
5261                         [NSDictionary dictionaryWithObjectsAndKeys:
5262                             @"Conflicts", @"relationship",
5263                             [NSArray arrayWithObjects:
5264                                 [NSDictionary dictionaryWithObjectsAndKeys:
5265                                     name, @"package",
5266                                     [NSNull null], @"version",
5267                                     @"installed", @"reason",
5268                                 nil],
5269                             nil], @"clauses",
5270                         nil],
5271                     nil], @"reasons",
5272                 nil]];
5273             else {
5274                 if ([package essential])
5275                     remove = true;
5276                 [removes addObject:name];
5277             }
5278
5279             substrate_ |= DepSubstrate(policy->GetCandidateVer(iterator));
5280             substrate_ |= DepSubstrate(iterator.CurrentVer());
5281         }
5282
5283         if (!remove)
5284             essential_ = nil;
5285         else if (Advanced_) {
5286             NSString *parenthetical(UCLocalize("PARENTHETICAL"));
5287
5288             essential_ = [[[UIAlertView alloc]
5289                 initWithTitle:UCLocalize("REMOVING_ESSENTIALS")
5290                 message:UCLocalize("REMOVING_ESSENTIALS_EX")
5291                 delegate:self
5292                 cancelButtonTitle:[NSString stringWithFormat:parenthetical, UCLocalize("CANCEL_OPERATION"), UCLocalize("SAFE")]
5293                 otherButtonTitles:
5294                     [NSString stringWithFormat:parenthetical, UCLocalize("FORCE_REMOVAL"), UCLocalize("UNSAFE")],
5295                 nil
5296             ] autorelease];
5297
5298             [essential_ setContext:@"remove"];
5299             [essential_ setNumberOfRows:2];
5300         } else {
5301             essential_ = [[[UIAlertView alloc]
5302                 initWithTitle:UCLocalize("UNABLE_TO_COMPLY")
5303                 message:UCLocalize("UNABLE_TO_COMPLY_EX")
5304                 delegate:self
5305                 cancelButtonTitle:UCLocalize("OKAY")
5306                 otherButtonTitles:nil
5307             ] autorelease];
5308
5309             [essential_ setContext:@"unable"];
5310         }
5311
5312         changes_ = [NSDictionary dictionaryWithObjectsAndKeys:
5313             installs, @"installs",
5314             reinstalls, @"reinstalls",
5315             upgrades, @"upgrades",
5316             downgrades, @"downgrades",
5317             removes, @"removes",
5318         nil];
5319
5320         sizes_ = [NSDictionary dictionaryWithObjectsAndKeys:
5321             [NSNumber numberWithInteger:[database_ fetcher].FetchNeeded()], @"downloading",
5322             [NSNumber numberWithInteger:[database_ fetcher].PartialPresent()], @"resuming",
5323         nil];
5324
5325         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/confirm/", UI_]]];
5326     } return self;
5327 }
5328
5329 - (UIBarButtonItem *) leftButton {
5330     return [[[UIBarButtonItem alloc]
5331         initWithTitle:UCLocalize("CANCEL")
5332         style:UIBarButtonItemStylePlain
5333         target:self
5334         action:@selector(cancelButtonClicked)
5335     ] autorelease];
5336 }
5337
5338 #if !AlwaysReload
5339 - (void) applyRightButton {
5340     if ([issues_ count] == 0 && ![self isLoading])
5341         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
5342             initWithTitle:UCLocalize("CONFIRM")
5343             style:UIBarButtonItemStyleDone
5344             target:self
5345             action:@selector(confirmButtonClicked)
5346         ] autorelease]];
5347     else
5348         [[self navigationItem] setRightBarButtonItem:nil];
5349 }
5350 #endif
5351
5352 - (void) cancelButtonClicked {
5353     [delegate_ cancelAndClear:YES];
5354     [self dismissModalViewControllerAnimated:YES];
5355 }
5356
5357 #if !AlwaysReload
5358 - (void) confirmButtonClicked {
5359     if (essential_ != nil)
5360         [essential_ show];
5361     else
5362         [self complete];
5363 }
5364 #endif
5365
5366 @end
5367 /* }}} */
5368
5369 /* Progress Data {{{ */
5370 @interface CydiaProgressData : NSObject {
5371     _transient id delegate_;
5372
5373     bool running_;
5374     float percent_;
5375
5376     float current_;
5377     float total_;
5378     float speed_;
5379
5380     _H<NSMutableArray> events_;
5381     _H<NSString> title_;
5382
5383     _H<NSString> status_;
5384     _H<NSString> finish_;
5385 }
5386
5387 @end
5388
5389 @implementation CydiaProgressData
5390
5391 + (NSArray *) _attributeKeys {
5392     return [NSArray arrayWithObjects:
5393         @"current",
5394         @"events",
5395         @"finish",
5396         @"percent",
5397         @"running",
5398         @"speed",
5399         @"title",
5400         @"total",
5401     nil];
5402 }
5403
5404 - (NSArray *) attributeKeys {
5405     return [[self class] _attributeKeys];
5406 }
5407
5408 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
5409     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
5410 }
5411
5412 - (id) init {
5413     if ((self = [super init]) != nil) {
5414         events_ = [NSMutableArray arrayWithCapacity:32];
5415     } return self;
5416 }
5417
5418 - (id) delegate {
5419     return delegate_;
5420 }
5421
5422 - (void) setDelegate:(id)delegate {
5423     delegate_ = delegate;
5424 }
5425
5426 - (void) setPercent:(float)value {
5427     percent_ = value;
5428 }
5429
5430 - (NSNumber *) percent {
5431     return [NSNumber numberWithFloat:percent_];
5432 }
5433
5434 - (void) setCurrent:(float)value {
5435     current_ = value;
5436 }
5437
5438 - (NSNumber *) current {
5439     return [NSNumber numberWithFloat:current_];
5440 }
5441
5442 - (void) setTotal:(float)value {
5443     total_ = value;
5444 }
5445
5446 - (NSNumber *) total {
5447     return [NSNumber numberWithFloat:total_];
5448 }
5449
5450 - (void) setSpeed:(float)value {
5451     speed_ = value;
5452 }
5453
5454 - (NSNumber *) speed {
5455     return [NSNumber numberWithFloat:speed_];
5456 }
5457
5458 - (NSArray *) events {
5459     return events_;
5460 }
5461
5462 - (void) removeAllEvents {
5463     [events_ removeAllObjects];
5464 }
5465
5466 - (void) addEvent:(CydiaProgressEvent *)event {
5467     [events_ addObject:event];
5468 }
5469
5470 - (void) setTitle:(NSString *)text {
5471     title_ = text;
5472 }
5473
5474 - (NSString *) title {
5475     return title_;
5476 }
5477
5478 - (void) setFinish:(NSString *)text {
5479     finish_ = text;
5480 }
5481
5482 - (NSString *) finish {
5483     return (id) finish_ ?: [NSNull null];
5484 }
5485
5486 - (void) setRunning:(bool)running {
5487     running_ = running;
5488 }
5489
5490 - (NSNumber *) running {
5491     return running_ ? (NSNumber *) kCFBooleanTrue : (NSNumber *) kCFBooleanFalse;
5492 }
5493
5494 @end
5495 /* }}} */
5496 /* Progress Controller {{{ */
5497 @interface ProgressController : CydiaWebViewController <
5498     ProgressDelegate
5499 > {
5500     _transient Database *database_;
5501     _H<CydiaProgressData, 1> progress_;
5502     unsigned cancel_;
5503 }
5504
5505 - (id) initWithDatabase:(Database *)database delegate:(id)delegate;
5506
5507 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title;
5508
5509 - (void) setTitle:(NSString *)title;
5510 - (void) setCancellable:(bool)cancellable;
5511
5512 @end
5513
5514 @implementation ProgressController
5515
5516 - (void) dealloc {
5517     [database_ setProgressDelegate:nil];
5518     [super dealloc];
5519 }
5520
5521 - (UIBarButtonItem *) leftButton {
5522     return cancel_ == 1 ? [[[UIBarButtonItem alloc]
5523         initWithTitle:UCLocalize("CANCEL")
5524         style:UIBarButtonItemStylePlain
5525         target:self
5526         action:@selector(cancel)
5527     ] autorelease] : nil;
5528 }
5529
5530 - (void) updateCancel {
5531     [super applyLeftButton];
5532 }
5533
5534 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
5535     if ((self = [super init]) != nil) {
5536         database_ = database;
5537         delegate_ = delegate;
5538
5539         [database_ setProgressDelegate:self];
5540
5541         progress_ = [[[CydiaProgressData alloc] init] autorelease];
5542         [progress_ setDelegate:self];
5543
5544         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/progress/", UI_]]];
5545
5546         [scroller_ setBackgroundColor:[UIColor blackColor]];
5547
5548         [[self navigationItem] setHidesBackButton:YES];
5549
5550         [self updateCancel];
5551     } return self;
5552 }
5553
5554 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
5555     [super webView:view didClearWindowObject:window forFrame:frame];
5556     [window setValue:progress_ forKey:@"cydiaProgress"];
5557 }
5558
5559 - (void) updateProgress {
5560     [self dispatchEvent:@"CydiaProgressUpdate"];
5561 }
5562
5563 - (void) viewWillAppear:(BOOL)animated {
5564     [[[self navigationController] navigationBar] setBarStyle:UIBarStyleBlack];
5565     [super viewWillAppear:animated];
5566 }
5567
5568 - (void) reloadSpringBoard {
5569     if (kCFCoreFoundationVersionNumber > 700) { // XXX: iOS 6.x
5570         system("/bin/launchctl stop com.apple.backboardd");
5571         sleep(15);
5572         system("/usr/bin/killall backboardd SpringBoard sbreload");
5573         return;
5574     }
5575
5576     pid_t pid(ExecFork());
5577     if (pid == 0) {
5578         if (setsid() == -1)
5579             perror("setsid");
5580
5581         pid_t pid(ExecFork());
5582         if (pid == 0) {
5583             execl("/usr/bin/sbreload", "sbreload", NULL);
5584             perror("sbreload");
5585
5586             exit(0);
5587         } ReapZombie(pid);
5588
5589         exit(0);
5590     } ReapZombie(pid);
5591
5592     sleep(15);
5593     system("/usr/bin/killall backboardd SpringBoard sbreload");
5594 }
5595
5596 - (void) close {
5597     UpdateExternalStatus(0);
5598
5599     if (Finish_ > 1)
5600         [delegate_ saveState];
5601
5602     switch (Finish_) {
5603         case 0:
5604             [delegate_ returnToCydia];
5605         break;
5606
5607         case 1:
5608             [delegate_ terminateWithSuccess];
5609             /*if ([delegate_ respondsToSelector:@selector(suspendWithAnimation:)])
5610                 [delegate_ suspendWithAnimation:YES];
5611             else
5612                 [delegate_ suspend];*/
5613         break;
5614
5615         case 2:
5616             _trace();
5617             goto reload;
5618
5619         case 3:
5620             _trace();
5621             goto reload;
5622
5623         reload: {
5624             UIProgressHUD *hud([delegate_ addProgressHUD]);
5625             [hud setText:UCLocalize("LOADING")];
5626             [self performSelector:@selector(reloadSpringBoard) withObject:nil afterDelay:0.5];
5627             return;
5628         }
5629
5630         case 4:
5631             _trace();
5632             if (void (*SBReboot)(mach_port_t) = reinterpret_cast<void (*)(mach_port_t)>(dlsym(RTLD_DEFAULT, "SBReboot")))
5633                 SBReboot(SBSSpringBoardServerPort());
5634             else
5635                 reboot2(RB_AUTOBOOT);
5636         break;
5637     }
5638
5639     [super close];
5640 }
5641
5642 - (void) setTitle:(NSString *)title {
5643     [progress_ setTitle:title];
5644     [self updateProgress];
5645 }
5646
5647 - (UIBarButtonItem *) rightButton {
5648     return [[progress_ running] boolValue] ? [super rightButton] : [[[UIBarButtonItem alloc]
5649         initWithTitle:UCLocalize("CLOSE")
5650         style:UIBarButtonItemStylePlain
5651         target:self
5652         action:@selector(close)
5653     ] autorelease];
5654 }
5655
5656 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title {
5657     UpdateExternalStatus(1);
5658
5659     [progress_ setRunning:true];
5660     [self setTitle:title];
5661     // implicit updateProgress
5662
5663     SHA1SumValue notifyconf; {
5664         FileFd file;
5665         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5666             _error->Discard();
5667         else {
5668             MMap mmap(file, MMap::ReadOnly);
5669             SHA1Summation sha1;
5670             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5671             notifyconf = sha1.Result();
5672         }
5673     }
5674
5675     SHA1SumValue springlist; {
5676         FileFd file;
5677         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5678             _error->Discard();
5679         else {
5680             MMap mmap(file, MMap::ReadOnly);
5681             SHA1Summation sha1;
5682             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5683             springlist = sha1.Result();
5684         }
5685     }
5686
5687     if (invocation != nil) {
5688         [invocation yieldToSelector:@selector(invoke)];
5689         [self setTitle:@"COMPLETE"];
5690     }
5691
5692     if (Finish_ < 4) {
5693         FileFd file;
5694         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5695             _error->Discard();
5696         else {
5697             MMap mmap(file, MMap::ReadOnly);
5698             SHA1Summation sha1;
5699             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5700             if (!(notifyconf == sha1.Result()))
5701                 Finish_ = 4;
5702         }
5703     }
5704
5705     if (Finish_ < 3) {
5706         FileFd file;
5707         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5708             _error->Discard();
5709         else {
5710             MMap mmap(file, MMap::ReadOnly);
5711             SHA1Summation sha1;
5712             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5713             if (!(springlist == sha1.Result()))
5714                 Finish_ = 3;
5715         }
5716     }
5717
5718     if (Finish_ < 2) {
5719         if (RestartSubstrate_)
5720             Finish_ = 2;
5721     }
5722
5723     RestartSubstrate_ = false;
5724
5725     switch (Finish_) {
5726         case 0: [progress_ setFinish:UCLocalize("RETURN_TO_CYDIA")]; break; /* XXX: Maybe UCLocalize("DONE")? */
5727         case 1: [progress_ setFinish:UCLocalize("CLOSE_CYDIA")]; break;
5728         case 2: [progress_ setFinish:UCLocalize("RESTART_SPRINGBOARD")]; break;
5729         case 3: [progress_ setFinish:UCLocalize("RELOAD_SPRINGBOARD")]; break;
5730         case 4: [progress_ setFinish:UCLocalize("REBOOT_DEVICE")]; break;
5731     }
5732
5733     UpdateExternalStatus(Finish_ == 0 ? 0 : 2);
5734
5735     [progress_ setRunning:false];
5736     [self updateProgress];
5737
5738     [self applyRightButton];
5739 }
5740
5741 - (void) addProgressEvent:(CydiaProgressEvent *)event {
5742     [progress_ addEvent:event];
5743     [self updateProgress];
5744 }
5745
5746 - (bool) isProgressCancelled {
5747     return cancel_ == 2;
5748 }
5749
5750 - (void) cancel {
5751     cancel_ = 2;
5752     [self updateCancel];
5753 }
5754
5755 - (void) setCancellable:(bool)cancellable {
5756     unsigned cancel(cancel_);
5757
5758     if (!cancellable)
5759         cancel_ = 0;
5760     else if (cancel_ == 0)
5761         cancel_ = 1;
5762
5763     if (cancel != cancel_)
5764         [self updateCancel];
5765 }
5766
5767 - (void) setProgressCancellable:(NSNumber *)cancellable {
5768     [self setCancellable:[cancellable boolValue]];
5769 }
5770
5771 - (void) setProgressPercent:(NSNumber *)percent {
5772     [progress_ setPercent:[percent floatValue]];
5773     [self updateProgress];
5774 }
5775
5776 - (void) setProgressStatus:(NSDictionary *)status {
5777     if (status == nil) {
5778         [progress_ setCurrent:0];
5779         [progress_ setTotal:0];
5780         [progress_ setSpeed:0];
5781     } else {
5782         [progress_ setPercent:[[status objectForKey:@"Percent"] floatValue]];
5783
5784         [progress_ setCurrent:[[status objectForKey:@"Current"] floatValue]];
5785         [progress_ setTotal:[[status objectForKey:@"Total"] floatValue]];
5786         [progress_ setSpeed:[[status objectForKey:@"Speed"] floatValue]];
5787     }
5788
5789     [self updateProgress];
5790 }
5791
5792 @end
5793 /* }}} */
5794
5795 /* Package Cell {{{ */
5796 @interface PackageCell : CyteTableViewCell <
5797     CyteTableViewCellDelegate
5798 > {
5799     _H<UIImage> icon_;
5800     _H<NSString> name_;
5801     _H<NSString> description_;
5802     bool commercial_;
5803     _H<NSString> source_;
5804     _H<UIImage> badge_;
5805     _H<UIImage> placard_;
5806     bool summarized_;
5807 }
5808
5809 - (PackageCell *) init;
5810 - (void) setPackage:(Package *)package asSummary:(bool)summary;
5811
5812 - (void) drawContentRect:(CGRect)rect;
5813
5814 @end
5815
5816 @implementation PackageCell
5817
5818 - (PackageCell *) init {
5819     CGRect frame(CGRectMake(0, 0, 320, 74));
5820     if ((self = [super initWithFrame:frame reuseIdentifier:@"Package"]) != nil) {
5821         UIView *content([self contentView]);
5822         CGRect bounds([content bounds]);
5823
5824         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
5825         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5826         [content addSubview:content_];
5827
5828         [content_ setDelegate:self];
5829         [content_ setOpaque:YES];
5830     } return self;
5831 }
5832
5833 - (NSString *) accessibilityLabel {
5834     return name_;
5835 }
5836
5837 - (void) setPackage:(Package *)package asSummary:(bool)summary {
5838     summarized_ = summary;
5839
5840     icon_ = nil;
5841     name_ = nil;
5842     description_ = nil;
5843     source_ = nil;
5844     badge_ = nil;
5845     placard_ = nil;
5846
5847     if (package == nil)
5848         [content_ setBackgroundColor:[UIColor whiteColor]];
5849     else {
5850         [package parse];
5851
5852         Source *source = [package source];
5853
5854         icon_ = [package icon];
5855
5856         if (NSString *name = [package name])
5857             name_ = [NSString stringWithString:name];
5858
5859         if (NSString *description = [package shortDescription])
5860             description_ = [NSString stringWithString:description];
5861
5862         commercial_ = [package isCommercial];
5863
5864         NSString *label = nil;
5865         bool trusted = false;
5866
5867         if (source != nil) {
5868             label = [source label];
5869             trusted = [source trusted];
5870         } else if ([[package id] isEqualToString:@"firmware"])
5871             label = UCLocalize("APPLE");
5872         else
5873             label = [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("UNKNOWN"), UCLocalize("LOCAL")];
5874
5875         NSString *from(label);
5876
5877         NSString *section = [package simpleSection];
5878         if (section != nil && ![section isEqualToString:label]) {
5879             section = [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
5880             from = [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), from, section];
5881         }
5882
5883         source_ = [NSString stringWithFormat:UCLocalize("FROM"), from];
5884
5885         if (NSString *purpose = [package primaryPurpose])
5886             badge_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Purposes/%@.png", App_, purpose]];
5887
5888         UIColor *color;
5889         NSString *placard;
5890
5891         if (NSString *mode = [package mode]) {
5892             if ([mode isEqualToString:@"REMOVE"] || [mode isEqualToString:@"PURGE"]) {
5893                 color = RemovingColor_;
5894                 placard = @"removing";
5895             } else {
5896                 color = InstallingColor_;
5897                 placard = @"installing";
5898             }
5899         } else {
5900             color = [UIColor whiteColor];
5901
5902             if ([package installed] != nil)
5903                 placard = @"installed";
5904             else
5905                 placard = nil;
5906         }
5907
5908         [content_ setBackgroundColor:color];
5909
5910         if (placard != nil)
5911             placard_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/%@.png", App_, placard]];
5912     }
5913
5914     [self setNeedsDisplay];
5915     [content_ setNeedsDisplay];
5916 }
5917
5918 - (void) drawSummaryContentRect:(CGRect)rect {
5919     bool highlighted(highlighted_);
5920     float width([self bounds].size.width);
5921
5922     if (icon_ != nil) {
5923         CGRect rect;
5924         rect.size = [(UIImage *) icon_ size];
5925
5926         while (rect.size.width > 16 || rect.size.height > 16) {
5927             rect.size.width /= 2;
5928             rect.size.height /= 2;
5929         }
5930
5931         rect.origin.x = 19 - rect.size.width / 2;
5932         rect.origin.y = 19 - rect.size.height / 2;
5933
5934         [icon_ drawInRect:Retina(rect)];
5935     }
5936
5937     if (badge_ != nil) {
5938         CGRect rect;
5939         rect.size = [(UIImage *) badge_ size];
5940
5941         rect.size.width /= 4;
5942         rect.size.height /= 4;
5943
5944         rect.origin.x = 25 - rect.size.width / 2;
5945         rect.origin.y = 25 - rect.size.height / 2;
5946
5947         [badge_ drawInRect:Retina(rect)];
5948     }
5949
5950     if (highlighted && kCFCoreFoundationVersionNumber < 800)
5951         UISetColor(White_);
5952
5953     if (!highlighted)
5954         UISetColor(commercial_ ? Purple_ : Black_);
5955     [name_ drawAtPoint:CGPointMake(36, 8) forWidth:(width - (placard_ == nil ? 68 : 94)) withFont:Font18Bold_ lineBreakMode:NSLineBreakByTruncatingTail];
5956
5957     if (placard_ != nil)
5958         [placard_ drawAtPoint:CGPointMake(width - 52, 11)];
5959 }
5960
5961 - (void) drawNormalContentRect:(CGRect)rect {
5962     bool highlighted(highlighted_);
5963     float width([self bounds].size.width);
5964
5965     if (icon_ != nil) {
5966         CGRect rect;
5967         rect.size = [(UIImage *) icon_ size];
5968
5969         while (rect.size.width > 32 || rect.size.height > 32) {
5970             rect.size.width /= 2;
5971             rect.size.height /= 2;
5972         }
5973
5974         rect.origin.x = 25 - rect.size.width / 2;
5975         rect.origin.y = 25 - rect.size.height / 2;
5976
5977         [icon_ drawInRect:Retina(rect)];
5978     }
5979
5980     if (badge_ != nil) {
5981         CGRect rect;
5982         rect.size = [(UIImage *) badge_ size];
5983
5984         rect.size.width /= 2;
5985         rect.size.height /= 2;
5986
5987         rect.origin.x = 36 - rect.size.width / 2;
5988         rect.origin.y = 36 - rect.size.height / 2;
5989
5990         [badge_ drawInRect:Retina(rect)];
5991     }
5992
5993     if (highlighted && kCFCoreFoundationVersionNumber < 800)
5994         UISetColor(White_);
5995
5996     if (!highlighted)
5997         UISetColor(commercial_ ? Purple_ : Black_);
5998     [name_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - (placard_ == nil ? 80 : 106)) withFont:Font18Bold_ lineBreakMode:NSLineBreakByTruncatingTail];
5999     [source_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:NSLineBreakByTruncatingTail];
6000
6001     if (!highlighted)
6002         UISetColor(commercial_ ? Purplish_ : Gray_);
6003     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:(width - 46) withFont:Font14_ lineBreakMode:NSLineBreakByTruncatingTail];
6004
6005     if (placard_ != nil)
6006         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
6007 }
6008
6009 - (void) drawContentRect:(CGRect)rect {
6010     if (summarized_)
6011         [self drawSummaryContentRect:rect];
6012     else
6013         [self drawNormalContentRect:rect];
6014 }
6015
6016 @end
6017 /* }}} */
6018 /* Section Cell {{{ */
6019 @interface SectionCell : CyteTableViewCell <
6020     CyteTableViewCellDelegate
6021 > {
6022     _H<NSString> basic_;
6023     _H<NSString> section_;
6024     _H<NSString> name_;
6025     _H<NSString> count_;
6026     _H<UIImage> icon_;
6027     _H<UISwitch> switch_;
6028     BOOL editing_;
6029 }
6030
6031 - (void) setSection:(Section *)section editing:(BOOL)editing;
6032
6033 @end
6034
6035 @implementation SectionCell
6036
6037 - (id) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
6038     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
6039         icon_ = [UIImage imageNamed:@"folder.png"];
6040         // XXX: this initial frame is wrong, but is fixed later
6041         switch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(218, 9, 60, 25)] autorelease];
6042         [switch_ addTarget:self action:@selector(onSwitch:) forEvents:UIControlEventValueChanged];
6043
6044         UIView *content([self contentView]);
6045         CGRect bounds([content bounds]);
6046
6047         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
6048         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6049         [content addSubview:content_];
6050         [content_ setBackgroundColor:[UIColor whiteColor]];
6051
6052         [content_ setDelegate:self];
6053     } return self;
6054 }
6055
6056 - (void) onSwitch:(id)sender {
6057     NSMutableDictionary *metadata([Sections_ objectForKey:basic_]);
6058     if (metadata == nil) {
6059         metadata = [NSMutableDictionary dictionaryWithCapacity:2];
6060         [Sections_ setObject:metadata forKey:basic_];
6061     }
6062
6063     [metadata setObject:[NSNumber numberWithBool:([switch_ isOn] == NO)] forKey:@"Hidden"];
6064     Changed_ = true;
6065 }
6066
6067 - (void) setSection:(Section *)section editing:(BOOL)editing {
6068     if (editing != editing_) {
6069         if (editing_)
6070             [switch_ removeFromSuperview];
6071         else
6072             [self addSubview:switch_];
6073         editing_ = editing;
6074     }
6075
6076     basic_ = nil;
6077     section_ = nil;
6078     name_ = nil;
6079     count_ = nil;
6080
6081     if (section == nil) {
6082         name_ = UCLocalize("ALL_PACKAGES");
6083         count_ = nil;
6084     } else {
6085         basic_ = [section name];
6086         section_ = [section localized];
6087
6088         name_  = section_ == nil || [section_ length] == 0 ? UCLocalize("NO_SECTION") : (NSString *) section_;
6089         count_ = [NSString stringWithFormat:@"%zd", [section count]];
6090
6091         if (editing_)
6092             [switch_ setOn:(isSectionVisible(basic_) ? 1 : 0) animated:NO];
6093     }
6094
6095     [self setAccessoryType:editing ? UITableViewCellAccessoryNone : UITableViewCellAccessoryDisclosureIndicator];
6096     [self setSelectionStyle:editing ? UITableViewCellSelectionStyleNone : UITableViewCellSelectionStyleBlue];
6097
6098     [content_ setNeedsDisplay];
6099 }
6100
6101 - (void) setFrame:(CGRect)frame {
6102     [super setFrame:frame];
6103
6104     CGRect rect([switch_ frame]);
6105     [switch_ setFrame:CGRectMake(frame.size.width - rect.size.width - 9, 9, rect.size.width, rect.size.height)];
6106 }
6107
6108 - (NSString *) accessibilityLabel {
6109     return name_;
6110 }
6111
6112 - (void) drawContentRect:(CGRect)rect {
6113     bool highlighted(highlighted_ && !editing_);
6114
6115     [icon_ drawInRect:CGRectMake(7, 7, 32, 32)];
6116
6117     if (highlighted && kCFCoreFoundationVersionNumber < 800)
6118         UISetColor(White_);
6119
6120     float width(rect.size.width);
6121     if (editing_)
6122         width -= 9 + [switch_ frame].size.width;
6123
6124     if (!highlighted)
6125         UISetColor(Black_);
6126     [name_ drawAtPoint:CGPointMake(48, 12) forWidth:(width - 58) withFont:Font18_ lineBreakMode:NSLineBreakByTruncatingTail];
6127
6128     CGSize size = [count_ sizeWithFont:Font14_];
6129
6130     UISetColor(Folder_);
6131     if (count_ != nil)
6132         [count_ drawAtPoint:CGPointMake(Retina(10 + (30 - size.width) / 2), 18) withFont:Font12Bold_];
6133 }
6134
6135 @end
6136 /* }}} */
6137
6138 /* File Table {{{ */
6139 @interface FileTable : CyteViewController <
6140     UITableViewDataSource,
6141     UITableViewDelegate
6142 > {
6143     _transient Database *database_;
6144     _H<Package> package_;
6145     _H<NSString> name_;
6146     _H<NSMutableArray> files_;
6147     _H<UITableView, 2> list_;
6148 }
6149
6150 - (id) initWithDatabase:(Database *)database;
6151 - (void) setPackage:(Package *)package;
6152
6153 @end
6154
6155 @implementation FileTable
6156
6157 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
6158     return files_ == nil ? 0 : [files_ count];
6159 }
6160
6161 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
6162     return 24.0f;
6163 }*/
6164
6165 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
6166     static NSString *reuseIdentifier = @"Cell";
6167
6168     UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
6169     if (cell == nil) {
6170         cell = [[[UITableViewCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
6171         [cell setFont:[UIFont systemFontOfSize:16]];
6172     }
6173     [cell setText:[files_ objectAtIndex:indexPath.row]];
6174     [cell setSelectionStyle:UITableViewCellSelectionStyleNone];
6175
6176     return cell;
6177 }
6178
6179 - (NSURL *) navigationURL {
6180     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/files", [package_ id]]];
6181 }
6182
6183 - (void) loadView {
6184     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease];
6185     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6186     [list_ setRowHeight:24.0f];
6187     [(UITableView *) list_ setDataSource:self];
6188     [list_ setDelegate:self];
6189     [self setView:list_];
6190 }
6191
6192 - (void) viewDidLoad {
6193     [super viewDidLoad];
6194
6195     [[self navigationItem] setTitle:UCLocalize("INSTALLED_FILES")];
6196 }
6197
6198 - (void) releaseSubviews {
6199     list_ = nil;
6200
6201     package_ = nil;
6202     files_ = nil;
6203
6204     [super releaseSubviews];
6205 }
6206
6207 - (id) initWithDatabase:(Database *)database {
6208     if ((self = [super init]) != nil) {
6209         database_ = database;
6210     } return self;
6211 }
6212
6213 - (void) setPackage:(Package *)package {
6214     package_ = nil;
6215     name_ = nil;
6216
6217     files_ = [NSMutableArray arrayWithCapacity:32];
6218
6219     if (package != nil) {
6220         package_ = package;
6221         name_ = [package id];
6222
6223         if (NSArray *files = [package files])
6224             [files_ addObjectsFromArray:files];
6225
6226         if ([files_ count] != 0) {
6227             if ([[files_ objectAtIndex:0] isEqualToString:@"/."])
6228                 [files_ removeObjectAtIndex:0];
6229             [files_ sortUsingSelector:@selector(compareByPath:)];
6230
6231             NSMutableArray *stack = [NSMutableArray arrayWithCapacity:8];
6232             [stack addObject:@"/"];
6233
6234             for (int i(0), e([files_ count]); i != e; ++i) {
6235                 NSString *file = [files_ objectAtIndex:i];
6236                 while (![file hasPrefix:[stack lastObject]])
6237                     [stack removeLastObject];
6238                 NSString *directory = [stack lastObject];
6239                 [stack addObject:[file stringByAppendingString:@"/"]];
6240                 [files_ replaceObjectAtIndex:i withObject:[NSString stringWithFormat:@"%*s%@",
6241                     ([stack count] - 2) * 3, "",
6242                     [file substringFromIndex:[directory length]]
6243                 ]];
6244             }
6245         }
6246     }
6247
6248     [list_ reloadData];
6249 }
6250
6251 - (void) reloadData {
6252     [super reloadData];
6253
6254     [self setPackage:[database_ packageWithName:name_]];
6255 }
6256
6257 @end
6258 /* }}} */
6259 /* Package Controller {{{ */
6260 @interface CYPackageController : CydiaWebViewController <
6261     UIActionSheetDelegate
6262 > {
6263     _transient Database *database_;
6264     _H<Package> package_;
6265     _H<NSString> name_;
6266     bool commercial_;
6267     std::vector<std::pair<_H<NSString>, _H<NSString>>> buttons_;
6268     _H<UIBarButtonItem> button_;
6269 }
6270
6271 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name withReferrer:(NSString *)referrer;
6272
6273 @end
6274
6275 @implementation CYPackageController
6276
6277 - (NSURL *) navigationURL {
6278     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@", (id) name_]];
6279 }
6280
6281 - (void) _clickButtonWithName:(NSString *)name {
6282     if ([name isEqualToString:@"CLEAR"])
6283         [delegate_ clearPackage:package_];
6284     else if ([name isEqualToString:@"INSTALL"])
6285         [delegate_ installPackage:package_];
6286     else if ([name isEqualToString:@"REINSTALL"])
6287         [delegate_ installPackage:package_];
6288     else if ([name isEqualToString:@"REMOVE"])
6289         [delegate_ removePackage:package_];
6290     else if ([name isEqualToString:@"UPGRADE"])
6291         [delegate_ installPackage:package_];
6292     else _assert(false);
6293 }
6294
6295 - (void) actionSheet:(UIActionSheet *)sheet clickedButtonAtIndex:(NSInteger)button {
6296     NSString *context([sheet context]);
6297
6298     if ([context isEqualToString:@"modify"]) {
6299         if (button != [sheet cancelButtonIndex]) {
6300             [self _clickButtonWithName:buttons_[button].first];
6301         }
6302
6303         [sheet dismissWithClickedButtonIndex:-1 animated:YES];
6304     }
6305 }
6306
6307 - (bool) _allowJavaScriptPanel {
6308     return commercial_;
6309 }
6310
6311 #if !AlwaysReload
6312 - (void) _customButtonClicked {
6313     size_t count(buttons_.size());
6314     if (count == 0)
6315         return;
6316
6317     if (count == 1)
6318         [self _clickButtonWithName:buttons_[0].first];
6319     else {
6320         NSMutableArray *buttons = [NSMutableArray arrayWithCapacity:count];
6321         for (const auto &button : buttons_)
6322             [buttons addObject:button.second];
6323
6324         UIActionSheet *sheet = [[[UIActionSheet alloc]
6325             initWithTitle:nil
6326             delegate:self
6327             cancelButtonTitle:nil
6328             destructiveButtonTitle:nil
6329             otherButtonTitles:nil
6330         ] autorelease];
6331
6332         for (NSString *button in buttons) [sheet addButtonWithTitle:button];
6333         if (!IsWildcat_) {
6334            [sheet addButtonWithTitle:UCLocalize("CANCEL")];
6335            [sheet setCancelButtonIndex:[sheet numberOfButtons] - 1];
6336         }
6337         [sheet setContext:@"modify"];
6338
6339         [delegate_ showActionSheet:sheet fromItem:[[self navigationItem] rightBarButtonItem]];
6340     }
6341 }
6342
6343 - (void) reloadButtonClicked {
6344     if (commercial_ && function_ == nil && [package_ uninstalled])
6345         return;
6346     [self customButtonClicked];
6347 }
6348
6349 - (void) applyLoadingTitle {
6350     // Don't show "Loading" as the title. Ever.
6351 }
6352
6353 - (UIBarButtonItem *) rightButton {
6354     return button_;
6355 }
6356 #endif
6357
6358 - (void) setPageColor:(UIColor *)color {
6359     return [super setPageColor:nil];
6360 }
6361
6362 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name withReferrer:(NSString *)referrer {
6363     if ((self = [super init]) != nil) {
6364         database_ = database;
6365         name_ = name == nil ? @"" : [NSString stringWithString:name];
6366         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/package/%@", UI_, (id) name_]] withReferrer:referrer];
6367     } return self;
6368 }
6369
6370 - (void) reloadData {
6371     [super reloadData];
6372
6373     package_ = [database_ packageWithName:name_];
6374
6375     buttons_.clear();
6376
6377     if (package_ != nil) {
6378         [(Package *) package_ parse];
6379
6380         commercial_ = [package_ isCommercial];
6381
6382         if ([package_ mode] != nil)
6383             buttons_.push_back(std::make_pair(@"CLEAR", UCLocalize("CLEAR")));
6384         if ([package_ source] == nil);
6385         else if ([package_ upgradableAndEssential:NO])
6386             buttons_.push_back(std::make_pair(@"UPGRADE", UCLocalize("UPGRADE")));
6387         else if ([package_ uninstalled])
6388             buttons_.push_back(std::make_pair(@"INSTALL", UCLocalize("INSTALL")));
6389         else
6390             buttons_.push_back(std::make_pair(@"REINSTALL", UCLocalize("REINSTALL")));
6391         if (![package_ uninstalled])
6392             buttons_.push_back(std::make_pair(@"REMOVE", UCLocalize("REMOVE")));
6393     }
6394
6395     NSString *title;
6396     switch (buttons_.size()) {
6397         case 0: title = nil; break;
6398         case 1: title = buttons_[0].second; break;
6399         default: title = UCLocalize("MODIFY"); break;
6400     }
6401
6402     button_ = [[[UIBarButtonItem alloc]
6403         initWithTitle:title
6404         style:UIBarButtonItemStylePlain
6405         target:self
6406         action:@selector(customButtonClicked)
6407     ] autorelease];
6408 }
6409
6410 - (bool) isLoading {
6411     return commercial_ ? [super isLoading] : false;
6412 }
6413
6414 @end
6415 /* }}} */
6416
6417 /* Package List Controller {{{ */
6418 @interface PackageListController : CyteViewController <
6419     UITableViewDataSource,
6420     UITableViewDelegate
6421 > {
6422     _transient Database *database_;
6423     unsigned era_;
6424     _H<NSArray> packages_;
6425     _H<NSArray> sections_;
6426     _H<UITableView, 2> list_;
6427
6428     _H<NSArray> thumbs_;
6429     std::vector<NSInteger> offset_;
6430
6431     _H<NSString> title_;
6432     unsigned reloading_;
6433 }
6434
6435 - (id) initWithDatabase:(Database *)database title:(NSString *)title;
6436 - (void) setDelegate:(id)delegate;
6437 - (void) resetCursor;
6438 - (void) clearData;
6439
6440 - (NSArray *) sectionsForPackages:(NSMutableArray *)packages;
6441
6442 @end
6443
6444 @implementation PackageListController
6445
6446 - (NSURL *) referrerURL {
6447     return [self navigationURL];
6448 }
6449
6450 - (bool) isSummarized {
6451     return false;
6452 }
6453
6454 - (bool) showsSections {
6455     return true;
6456 }
6457
6458 - (void) deselectWithAnimation:(BOOL)animated {
6459     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
6460 }
6461
6462 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration curve:(UIViewAnimationCurve)curve {
6463     CGRect base = [[self view] bounds];
6464     base.size.height -= bounds.size.height;
6465     base.origin = [list_ frame].origin;
6466
6467     [UIView beginAnimations:nil context:NULL];
6468     [UIView setAnimationBeginsFromCurrentState:YES];
6469     [UIView setAnimationCurve:curve];
6470     [UIView setAnimationDuration:duration];
6471     [list_ setFrame:base];
6472     [UIView commitAnimations];
6473 }
6474
6475 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration {
6476     [self resizeForKeyboardBounds:bounds duration:duration curve:UIViewAnimationCurveLinear];
6477 }
6478
6479 - (void) resizeForKeyboardBounds:(CGRect)bounds {
6480     [self resizeForKeyboardBounds:bounds duration:0];
6481 }
6482
6483 - (void) getKeyboardCurve:(UIViewAnimationCurve *)curve duration:(NSTimeInterval *)duration forNotification:(NSNotification *)notification {
6484     if (&UIKeyboardAnimationCurveUserInfoKey == NULL)
6485         *curve = UIViewAnimationCurveEaseInOut;
6486     else
6487         [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:curve];
6488
6489     if (&UIKeyboardAnimationDurationUserInfoKey == NULL)
6490         *duration = 0.3;
6491     else
6492         [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:duration];
6493 }
6494
6495 - (void) keyboardWillShow:(NSNotification *)notification {
6496     CGRect bounds;
6497     CGPoint center;
6498     [[[notification userInfo] objectForKey:UIKeyboardBoundsUserInfoKey] getValue:&bounds];
6499     [[[notification userInfo] objectForKey:UIKeyboardCenterEndUserInfoKey] getValue:&center];
6500
6501     NSTimeInterval duration;
6502     UIViewAnimationCurve curve;
6503     [self getKeyboardCurve:&curve duration:&duration forNotification:notification];
6504
6505     CGRect kbframe = CGRectMake(Retina(center.x - bounds.size.width / 2), Retina(center.y - bounds.size.height / 2), bounds.size.width, bounds.size.height);
6506     UIViewController *base = self;
6507     while ([base parentOrPresentingViewController] != nil)
6508         base = [base parentOrPresentingViewController];
6509     CGRect viewframe = [[base view] convertRect:[list_ frame] fromView:[list_ superview]];
6510     CGRect intersection = CGRectIntersection(viewframe, kbframe);
6511
6512     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
6513         intersection.size.height += CYStatusBarHeight();
6514
6515     [self resizeForKeyboardBounds:intersection duration:duration curve:curve];
6516 }
6517
6518 - (void) keyboardWillHide:(NSNotification *)notification {
6519     NSTimeInterval duration;
6520     UIViewAnimationCurve curve;
6521     [self getKeyboardCurve:&curve duration:&duration forNotification:notification];
6522
6523     [self resizeForKeyboardBounds:CGRectZero duration:duration curve:curve];
6524 }
6525
6526 - (void) viewWillAppear:(BOOL)animated {
6527     [super viewWillAppear:animated];
6528
6529     [self resizeForKeyboardBounds:CGRectZero];
6530     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillShow:) name:UIKeyboardWillShowNotification object:nil];
6531     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillHide:) name:UIKeyboardWillHideNotification object:nil];
6532 }
6533
6534 - (void) viewWillDisappear:(BOOL)animated {
6535     [super viewWillDisappear:animated];
6536
6537     [self resizeForKeyboardBounds:CGRectZero];
6538     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillShowNotification object:nil];
6539     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillHideNotification object:nil];
6540 }
6541
6542 - (void) viewDidAppear:(BOOL)animated {
6543     [super viewDidAppear:animated];
6544     [self deselectWithAnimation:animated];
6545 }
6546
6547 - (void) didSelectPackage:(Package *)package {
6548     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id] withReferrer:[[self referrerURL] absoluteString]] autorelease]);
6549     [view setDelegate:delegate_];
6550     [[self navigationController] pushViewController:view animated:YES];
6551 }
6552
6553 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
6554     NSInteger count([sections_ count]);
6555     return count == 0 ? 1 : count;
6556 }
6557
6558 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
6559     if ([sections_ count] == 0 || [[sections_ objectAtIndex:section] count] == 0)
6560         return nil;
6561     return [[sections_ objectAtIndex:section] name];
6562 }
6563
6564 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
6565     if ([sections_ count] == 0)
6566         return 0;
6567     return [[sections_ objectAtIndex:section] count];
6568 }
6569
6570 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
6571 @synchronized (database_) {
6572     if ([database_ era] != era_)
6573         return nil;
6574
6575     Section *section([sections_ objectAtIndex:[path section]]);
6576     NSInteger row([path row]);
6577     Package *package([packages_ objectAtIndex:([section row] + row)]);
6578     return [[package retain] autorelease];
6579 } }
6580
6581 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
6582     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
6583     if (cell == nil)
6584         cell = [[[PackageCell alloc] init] autorelease];
6585
6586     Package *package([database_ packageWithName:[[self packageAtIndexPath:path] id]]);
6587     [cell setPackage:package asSummary:[self isSummarized]];
6588     return cell;
6589 }
6590
6591 - (void) tableView:(UITableView *)table didSelectRowAtIndexPath:(NSIndexPath *)path {
6592     Package *package([self packageAtIndexPath:path]);
6593     package = [database_ packageWithName:[package id]];
6594     [self didSelectPackage:package];
6595 }
6596
6597 - (NSArray *) sectionIndexTitlesForTableView:(UITableView *)tableView {
6598     return thumbs_;
6599 }
6600
6601 - (NSInteger) tableView:(UITableView *)tableView sectionForSectionIndexTitle:(NSString *)title atIndex:(NSInteger)index {
6602     return offset_[index];
6603 }
6604
6605 - (void) updateHeight {
6606     [list_ setRowHeight:([self isSummarized] ? 38 : 73)];
6607 }
6608
6609 - (id) initWithDatabase:(Database *)database title:(NSString *)title {
6610     if ((self = [super init]) != nil) {
6611         database_ = database;
6612         title_ = [title copy];
6613         [[self navigationItem] setTitle:title_];
6614     } return self;
6615 }
6616
6617 - (void) loadView {
6618     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
6619     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
6620     [self setView:view];
6621
6622     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain] autorelease];
6623     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6624     [view addSubview:list_];
6625
6626     // XXX: is 20 the most optimal number here?
6627     [list_ setSectionIndexMinimumDisplayRowCount:20];
6628
6629     [(UITableView *) list_ setDataSource:self];
6630     [list_ setDelegate:self];
6631
6632     [self updateHeight];
6633 }
6634
6635 - (void) releaseSubviews {
6636     list_ = nil;
6637
6638     packages_ = nil;
6639     sections_ = nil;
6640
6641     thumbs_ = nil;
6642     offset_.clear();
6643
6644     [super releaseSubviews];
6645 }
6646
6647 - (void) setDelegate:(id)delegate {
6648     delegate_ = delegate;
6649 }
6650
6651 - (bool) shouldYield {
6652     return false;
6653 }
6654
6655 - (bool) shouldBlock {
6656     return false;
6657 }
6658
6659 - (NSMutableArray *) _reloadPackages {
6660 @synchronized (database_) {
6661     era_ = [database_ era];
6662     NSArray *packages([database_ packages]);
6663
6664     return [NSMutableArray arrayWithArray:packages];
6665 } }
6666
6667 - (void) _reloadData {
6668     if (reloading_ != 0) {
6669         reloading_ = 2;
6670         return;
6671     }
6672
6673     NSMutableArray *packages;
6674
6675   reload:
6676     if ([self shouldYield]) {
6677         do {
6678             UIProgressHUD *hud;
6679
6680             if (![self shouldBlock])
6681                 hud = nil;
6682             else {
6683                 hud = [delegate_ addProgressHUD];
6684                 [hud setText:UCLocalize("LOADING")];
6685             }
6686
6687             reloading_ = 1;
6688             packages = [self yieldToSelector:@selector(_reloadPackages)];
6689
6690             if (hud != nil)
6691                 [delegate_ removeProgressHUD:hud];
6692         } while (reloading_ == 2);
6693     } else {
6694         packages = [self _reloadPackages];
6695     }
6696
6697 @synchronized (database_) {
6698     if (era_ != [database_ era])
6699         goto reload;
6700     reloading_ = 0;
6701
6702     thumbs_ = nil;
6703     offset_.clear();
6704
6705     packages_ = packages;
6706
6707     if ([self showsSections])
6708         sections_ = [self sectionsForPackages:packages];
6709     else {
6710         Section *section([[[Section alloc] initWithName:nil row:0 localize:NO] autorelease]);
6711         [section setCount:[packages_ count]];
6712         sections_ = [NSArray arrayWithObject:section];
6713     }
6714
6715     [self updateHeight];
6716
6717     _profile(PackageTable$reloadData$List)
6718         [(UITableView *) list_ setDataSource:self];
6719         [list_ reloadData];
6720     _end
6721 }
6722
6723     PrintTimes();
6724 }
6725
6726 - (NSArray *) sectionsForPackages:(NSMutableArray *)packages {
6727     Section *prefix([[[Section alloc] initWithName:nil row:0 localize:NO] autorelease]);
6728     size_t end([packages count]);
6729
6730     NSMutableArray *sections([NSMutableArray arrayWithCapacity:16]);
6731     Section *section(prefix);
6732
6733     thumbs_ = CollationThumbs_;
6734     offset_ = CollationOffset_;
6735
6736     size_t offset(0);
6737     size_t offsets([CollationStarts_ count]);
6738
6739     NSString *start([CollationStarts_ objectAtIndex:offset]);
6740     size_t length([start length]);
6741
6742     for (size_t index(0); index != end; ++index) {
6743         if (start != nil) {
6744             Package *package([packages objectAtIndex:index]);
6745             NSString *name(PackageName(package, @selector(cyname)));
6746
6747             //while ([start compare:name options:NSNumericSearch range:NSMakeRange(0, length) locale:CollationLocale_] != NSOrderedDescending) {
6748             while (StringNameCompare(start, name, length) != kCFCompareGreaterThan) {
6749                 NSString *title([CollationTitles_ objectAtIndex:offset]);
6750                 section = [[[Section alloc] initWithName:title row:index localize:NO] autorelease];
6751                 [sections addObject:section];
6752
6753                 start = ++offset == offsets ? nil : [CollationStarts_ objectAtIndex:offset];
6754                 if (start == nil)
6755                     break;
6756                 length = [start length];
6757             }
6758         }
6759
6760         [section addToCount];
6761     }
6762
6763     for (; offset != offsets; ++offset) {
6764         NSString *title([CollationTitles_ objectAtIndex:offset]);
6765         Section *section([[[Section alloc] initWithName:title row:end localize:NO] autorelease]);
6766         [sections addObject:section];
6767     }
6768
6769     if ([prefix count] != 0) {
6770         Section *suffix([sections lastObject]);
6771         [prefix setName:[suffix name]];
6772         [suffix setName:nil];
6773         [sections insertObject:prefix atIndex:(offsets - 1)];
6774     }
6775
6776     return sections;
6777 }
6778
6779 - (void) reloadData {
6780     [super reloadData];
6781
6782     if ([self shouldYield])
6783         [self performSelector:@selector(_reloadData) withObject:nil afterDelay:0];
6784     else
6785         [self _reloadData];
6786 }
6787
6788 - (void) resetCursor {
6789     [list_ scrollRectToVisible:CGRectMake(0, 0, 1, 1) animated:NO];
6790 }
6791
6792 - (void) clearData {
6793     [self updateHeight];
6794
6795     [list_ setDataSource:nil];
6796     [list_ reloadData];
6797
6798     [self resetCursor];
6799 }
6800
6801 @end
6802 /* }}} */
6803 /* Filtered Package List Controller {{{ */
6804 typedef Function<bool, Package *> PackageFilter;
6805 typedef Function<void, NSMutableArray *> PackageSorter;
6806 @interface FilteredPackageListController : PackageListController {
6807     PackageFilter filter_;
6808     PackageSorter sorter_;
6809 }
6810
6811 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(PackageFilter)filter;
6812
6813 - (void) setFilter:(PackageFilter)filter;
6814 - (void) setSorter:(PackageSorter)sorter;
6815
6816 @end
6817
6818 @implementation FilteredPackageListController
6819
6820 - (void) setFilter:(PackageFilter)filter {
6821 @synchronized (self) {
6822     filter_ = filter;
6823 } }
6824
6825 - (void) setSorter:(PackageSorter)sorter {
6826 @synchronized (self) {
6827     sorter_ = sorter;
6828 } }
6829
6830 - (NSMutableArray *) _reloadPackages {
6831 @synchronized (database_) {
6832     era_ = [database_ era];
6833
6834     NSArray *packages([database_ packages]);
6835     NSMutableArray *filtered([NSMutableArray arrayWithCapacity:[packages count]]);
6836
6837     PackageFilter filter;
6838     PackageSorter sorter;
6839
6840     @synchronized (self) {
6841         filter = filter_;
6842         sorter = sorter_;
6843     }
6844
6845     _profile(PackageTable$reloadData$Filter)
6846         for (Package *package in packages)
6847             if ([package valid] && filter(package))
6848                 [filtered addObject:package];
6849     _end
6850
6851     if (sorter)
6852         sorter(filtered);
6853     return filtered;
6854 } }
6855
6856 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(PackageFilter)filter {
6857     if ((self = [super initWithDatabase:database title:title]) != nil) {
6858         [self setFilter:filter];
6859     } return self;
6860 }
6861
6862 @end
6863 /* }}} */
6864
6865 /* Home Controller {{{ */
6866 @interface HomeController : CydiaWebViewController {
6867     CFRunLoopRef runloop_;
6868     SCNetworkReachabilityRef reachability_;
6869 }
6870
6871 @end
6872
6873 @implementation HomeController
6874
6875 static void HomeControllerReachabilityCallback(SCNetworkReachabilityRef reachability, SCNetworkReachabilityFlags flags, void *info) {
6876     [(HomeController *) info dispatchEvent:@"CydiaReachabilityCallback"];
6877 }
6878
6879 - (id) init {
6880     if ((self = [super init]) != nil) {
6881         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/home/", UI_]]];
6882         [self reloadData];
6883
6884         reachability_ = SCNetworkReachabilityCreateWithName(kCFAllocatorDefault, "cydia.saurik.com");
6885         if (reachability_ != NULL) {
6886             SCNetworkReachabilityContext context = {0, self, NULL, NULL, NULL};
6887             SCNetworkReachabilitySetCallback(reachability_, HomeControllerReachabilityCallback, &context);
6888
6889             CFRunLoopRef runloop(CFRunLoopGetCurrent());
6890             if (SCNetworkReachabilityScheduleWithRunLoop(reachability_, runloop, kCFRunLoopDefaultMode))
6891                 runloop_ = runloop;
6892         }
6893     } return self;
6894 }
6895
6896 - (void) dealloc {
6897     if (reachability_ != NULL && runloop_ != NULL)
6898         SCNetworkReachabilityUnscheduleFromRunLoop(reachability_, runloop_, kCFRunLoopDefaultMode);
6899     [super dealloc];
6900 }
6901
6902 - (NSURL *) navigationURL {
6903     return [NSURL URLWithString:@"cydia://home"];
6904 }
6905
6906 - (void) aboutButtonClicked {
6907     UIAlertView *alert([[[UIAlertView alloc] init] autorelease]);
6908
6909     [alert setTitle:UCLocalize("ABOUT_CYDIA")];
6910     [alert addButtonWithTitle:UCLocalize("CLOSE")];
6911     [alert setCancelButtonIndex:0];
6912
6913     [alert setMessage:
6914         @"Copyright \u00a9 2008-2014\n"
6915         "SaurikIT, LLC\n"
6916         "\n"
6917         "Jay Freeman (saurik)\n"
6918         "saurik@saurik.com\n"
6919         "http://www.saurik.com/"
6920     ];
6921
6922     [alert show];
6923 }
6924
6925 - (UIBarButtonItem *) leftButton {
6926     return [[[UIBarButtonItem alloc]
6927         initWithTitle:UCLocalize("ABOUT")
6928         style:UIBarButtonItemStylePlain
6929         target:self
6930         action:@selector(aboutButtonClicked)
6931     ] autorelease];
6932 }
6933
6934 @end
6935 /* }}} */
6936
6937 /* Cydia Navigation Controller Interface {{{ */
6938 @interface UINavigationController (Cydia)
6939
6940 - (NSArray *) navigationURLCollection;
6941 - (void) unloadData;
6942
6943 @end
6944 /* }}} */
6945
6946 /* Cydia Tab Bar Controller {{{ */
6947 @interface CydiaTabBarController : CyteTabBarController <
6948     UITabBarControllerDelegate,
6949     FetchDelegate
6950 > {
6951     _transient Database *database_;
6952
6953     _H<UIActivityIndicatorView> indicator_;
6954
6955     bool updating_;
6956     // XXX: ok, "updatedelegate_"?...
6957     _transient NSObject<CydiaDelegate> *updatedelegate_;
6958 }
6959
6960 - (NSArray *) navigationURLCollection;
6961 - (void) beginUpdate;
6962 - (BOOL) updating;
6963
6964 @end
6965
6966 @implementation CydiaTabBarController
6967
6968 - (NSArray *) navigationURLCollection {
6969     NSMutableArray *items([NSMutableArray array]);
6970
6971     // XXX: Should this deal with transient view controllers?
6972     for (id navigation in [self viewControllers]) {
6973         NSArray *stack = [navigation performSelector:@selector(navigationURLCollection)];
6974         if (stack != nil)
6975             [items addObject:stack];
6976     }
6977
6978     return items;
6979 }
6980
6981 - (id) initWithDatabase:(Database *)database {
6982     if ((self = [super init]) != nil) {
6983         database_ = database;
6984         [self setDelegate:self];
6985
6986         indicator_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteTiny] autorelease];
6987         [indicator_ setOrigin:CGPointMake(kCFCoreFoundationVersionNumber >= 800 ? 2 : 4, 2)];
6988
6989         [[self view] setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6990     } return self;
6991 }
6992
6993 - (void) setUpdate:(NSDate *)date {
6994     [self beginUpdate];
6995 }
6996
6997 - (void) beginUpdate {
6998     if (updating_)
6999         return;
7000
7001     UIViewController *controller([[self viewControllers] objectAtIndex:1]);
7002     UITabBarItem *item([controller tabBarItem]);
7003
7004     [item setBadgeValue:@""];
7005     UIView *badge(MSHookIvar<UIView *>([item view], "_badge"));
7006
7007     [indicator_ startAnimating];
7008     [badge addSubview:indicator_];
7009
7010     [updatedelegate_ retainNetworkActivityIndicator];
7011     updating_ = true;
7012
7013     [NSThread
7014         detachNewThreadSelector:@selector(performUpdate)
7015         toTarget:self
7016         withObject:nil
7017     ];
7018 }
7019
7020 - (void) performUpdate {
7021     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
7022
7023     SourceStatus status(self, database_);
7024     [database_ updateWithStatus:status];
7025
7026     [self
7027         performSelectorOnMainThread:@selector(completeUpdate)
7028         withObject:nil
7029         waitUntilDone:NO
7030     ];
7031
7032     [pool release];
7033 }
7034
7035 - (void) stopUpdateWithSelector:(SEL)selector {
7036     updating_ = false;
7037     [updatedelegate_ releaseNetworkActivityIndicator];
7038
7039     UIViewController *controller([[self viewControllers] objectAtIndex:1]);
7040     [[controller tabBarItem] setBadgeValue:nil];
7041
7042     [indicator_ removeFromSuperview];
7043     [indicator_ stopAnimating];
7044
7045     [updatedelegate_ performSelector:selector withObject:nil afterDelay:0];
7046 }
7047
7048 - (void) completeUpdate {
7049     if (!updating_)
7050         return;
7051     [self stopUpdateWithSelector:@selector(reloadData)];
7052 }
7053
7054 - (void) cancelUpdate {
7055     [self stopUpdateWithSelector:@selector(updateDataAndLoad)];
7056 }
7057
7058 - (void) cancelPressed {
7059     [self cancelUpdate];
7060 }
7061
7062 - (BOOL) updating {
7063     return updating_;
7064 }
7065
7066 - (bool) isSourceCancelled {
7067     return !updating_;
7068 }
7069
7070 - (void) startSourceFetch:(NSString *)uri {
7071 }
7072
7073 - (void) stopSourceFetch:(NSString *)uri {
7074 }
7075
7076 - (void) setUpdateDelegate:(id)delegate {
7077     updatedelegate_ = delegate;
7078 }
7079
7080 @end
7081 /* }}} */
7082
7083 /* Cydia Navigation Controller Implementation {{{ */
7084 @implementation UINavigationController (Cydia)
7085
7086 - (NSArray *) navigationURLCollection {
7087     NSMutableArray *stack([NSMutableArray array]);
7088
7089     for (CyteViewController *controller in [self viewControllers]) {
7090         NSString *url = [[controller navigationURL] absoluteString];
7091         if (url != nil)
7092             [stack addObject:url];
7093     }
7094
7095     return stack;
7096 }
7097
7098 - (void) reloadData {
7099     [super reloadData];
7100
7101     UIViewController *visible([self visibleViewController]);
7102     if (visible != nil)
7103         [visible reloadData];
7104
7105     // on the iPad, this view controller is ALSO visible. :(
7106     if (IsWildcat_)
7107         if (UIViewController *top = [self topViewController])
7108             if (top != visible)
7109                 [top reloadData];
7110 }
7111
7112 - (void) unloadData {
7113     for (CyteViewController *page in [self viewControllers])
7114         [page unloadData];
7115
7116     [super unloadData];
7117 }
7118
7119 @end
7120 /* }}} */
7121
7122 /* Cydia:// Protocol {{{ */
7123 @interface CydiaURLProtocol : NSURLProtocol {
7124 }
7125
7126 @end
7127
7128 @implementation CydiaURLProtocol
7129
7130 + (BOOL) canInitWithRequest:(NSURLRequest *)request {
7131     NSURL *url([request URL]);
7132     if (url == nil)
7133         return NO;
7134
7135     NSString *scheme([[url scheme] lowercaseString]);
7136     if (scheme != nil && [scheme isEqualToString:@"cydia"])
7137         return YES;
7138     if ([[url absoluteString] hasPrefix:@"about:cydia-"])
7139         return YES;
7140
7141     return NO;
7142 }
7143
7144 + (NSURLRequest *) canonicalRequestForRequest:(NSURLRequest *)request {
7145     return request;
7146 }
7147
7148 - (void) _returnPNGWithImage:(UIImage *)icon forRequest:(NSURLRequest *)request {
7149     id<NSURLProtocolClient> client([self client]);
7150     if (icon == nil)
7151         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorFileDoesNotExist userInfo:nil]];
7152     else {
7153         NSData *data(UIImagePNGRepresentation(icon));
7154
7155         NSURLResponse *response([[[NSURLResponse alloc] initWithURL:[request URL] MIMEType:@"image/png" expectedContentLength:-1 textEncodingName:nil] autorelease]);
7156         [client URLProtocol:self didReceiveResponse:response cacheStoragePolicy:NSURLCacheStorageNotAllowed];
7157         [client URLProtocol:self didLoadData:data];
7158         [client URLProtocolDidFinishLoading:self];
7159     }
7160 }
7161
7162 - (void) startLoading {
7163     id<NSURLProtocolClient> client([self client]);
7164     NSURLRequest *request([self request]);
7165
7166     NSURL *url([request URL]);
7167     NSString *href([url absoluteString]);
7168     NSString *scheme([[url scheme] lowercaseString]);
7169
7170     NSString *path;
7171
7172     if ([scheme isEqualToString:@"cydia"])
7173         path = [href substringFromIndex:8];
7174     else if ([scheme isEqualToString:@"about"])
7175         path = [href substringFromIndex:12];
7176     else _assert(false);
7177
7178     NSRange slash([path rangeOfString:@"/"]);
7179
7180     NSString *command;
7181     if (slash.location == NSNotFound) {
7182         command = path;
7183         path = nil;
7184     } else {
7185         command = [path substringToIndex:slash.location];
7186         path = [path substringFromIndex:(slash.location + 1)];
7187     }
7188
7189     Database *database([Database sharedInstance]);
7190
7191     if ([command isEqualToString:@"package-icon"]) {
7192         if (path == nil)
7193             goto fail;
7194         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7195         Package *package([database packageWithName:path]);
7196         if (package == nil)
7197             goto fail;
7198         [package parse];
7199         UIImage *icon([package icon]);
7200         [self _returnPNGWithImage:icon forRequest:request];
7201     } else if ([command isEqualToString:@"uikit-image"]) {
7202         if (path == nil)
7203             goto fail;
7204         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7205         UIImage *icon(_UIImageWithName(path));
7206         [self _returnPNGWithImage:icon forRequest:request];
7207     } else if ([command isEqualToString:@"section-icon"]) {
7208         if (path == nil)
7209             goto fail;
7210         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7211         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, [path stringByReplacingOccurrencesOfString:@" " withString:@"_"]]]);
7212         if (icon == nil)
7213             icon = [UIImage imageNamed:@"unknown.png"];
7214         [self _returnPNGWithImage:icon forRequest:request];
7215     } else fail: {
7216         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorResourceUnavailable userInfo:nil]];
7217     }
7218 }
7219
7220 - (void) stopLoading {
7221 }
7222
7223 @end
7224 /* }}} */
7225
7226 /* Section Controller {{{ */
7227 @interface SectionController : FilteredPackageListController {
7228     _H<NSString> key_;
7229     _H<NSString> section_;
7230 }
7231
7232 - (id) initWithDatabase:(Database *)database source:(Source *)source section:(NSString *)section;
7233
7234 @end
7235
7236 @implementation SectionController
7237
7238 - (NSURL *) referrerURL {
7239     NSString *name(section_);
7240     name = name ?: @"*";
7241     NSString *key(key_);
7242     key = key ?: @"*";
7243     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/sections/%@/%@", UI_, [key stringByAddingPercentEscapesIncludingReserved], [name stringByAddingPercentEscapesIncludingReserved]]];
7244 }
7245
7246 - (NSURL *) navigationURL {
7247     NSString *name(section_);
7248     name = name ?: @"*";
7249     NSString *key(key_);
7250     key = key ?: @"*";
7251     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sections/%@/%@", [key stringByAddingPercentEscapesIncludingReserved], [name stringByAddingPercentEscapesIncludingReserved]]];
7252 }
7253
7254 - (id) initWithDatabase:(Database *)database source:(Source *)source section:(NSString *)section {
7255     NSString *title;
7256     if (section == nil)
7257         title = UCLocalize("ALL_PACKAGES");
7258     else if (![section isEqual:@""])
7259         title = [[NSBundle mainBundle] localizedStringForKey:Simplify(section) value:nil table:@"Sections"];
7260     else
7261         title = UCLocalize("NO_SECTION");
7262
7263     if ((self = [super initWithDatabase:database title:title]) != nil) {
7264         key_ = [source key];
7265         section_ = section;
7266     } return self;
7267 }
7268
7269 - (void) reloadData {
7270     Source *source([database_ sourceWithKey:key_]);
7271     _H<NSString> name(section_);
7272
7273     [self setFilter:[=](Package *package) {
7274         NSString *section([package section]);
7275
7276         return (
7277             name == nil ||
7278             section == nil && [name length] == 0 ||
7279             [name isEqualToString:section]
7280         ) && (
7281             source == nil ||
7282             [package source] == source
7283         ) && [package visible];
7284     }];
7285
7286     [super reloadData];
7287 }
7288
7289 @end
7290 /* }}} */
7291 /* Sections Controller {{{ */
7292 @interface SectionsController : CyteViewController <
7293     UITableViewDataSource,
7294     UITableViewDelegate
7295 > {
7296     _transient Database *database_;
7297     _H<NSString> key_;
7298     _H<NSMutableArray> sections_;
7299     _H<NSMutableArray> filtered_;
7300     _H<UITableView, 2> list_;
7301 }
7302
7303 - (id) initWithDatabase:(Database *)database source:(Source *)source;
7304 - (void) editButtonClicked;
7305
7306 @end
7307
7308 @implementation SectionsController
7309
7310 - (NSURL *) navigationURL {
7311     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sources/%@", [key_ stringByAddingPercentEscapesIncludingReserved]]];
7312 }
7313
7314 - (Source *) source {
7315     if (key_ == nil)
7316         return nil;
7317     return [database_ sourceWithKey:key_];
7318 }
7319
7320 - (void) updateNavigationItem {
7321     [[self navigationItem] setTitle:[self isEditing] ? UCLocalize("SECTION_VISIBILITY") : UCLocalize("SECTIONS")];
7322     if ([sections_ count] == 0) {
7323         [[self navigationItem] setRightBarButtonItem:nil];
7324     } else {
7325         [[self navigationItem] setRightBarButtonItem:[[UIBarButtonItem alloc]
7326             initWithBarButtonSystemItem:([self isEditing] ? UIBarButtonSystemItemDone : UIBarButtonSystemItemEdit)
7327             target:self
7328             action:@selector(editButtonClicked)
7329         ] animated:([[self navigationItem] rightBarButtonItem] != nil)];
7330     }
7331 }
7332
7333 - (void) setEditing:(BOOL)editing animated:(BOOL)animated {
7334     [super setEditing:editing animated:animated];
7335
7336     if (editing)
7337         [list_ reloadData];
7338     else
7339         [delegate_ updateData];
7340
7341     [self updateNavigationItem];
7342 }
7343
7344 - (void) viewDidAppear:(BOOL)animated {
7345     [super viewDidAppear:animated];
7346     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7347 }
7348
7349 - (void) viewWillDisappear:(BOOL)animated {
7350     [super viewWillDisappear:animated];
7351     [self setEditing:NO];
7352 }
7353
7354 - (Section *) sectionAtIndexPath:(NSIndexPath *)indexPath {
7355     Section *section = nil;
7356     int index = [indexPath row];
7357     if (![self isEditing]) {
7358         index -= 1;
7359         if (index >= 0)
7360             section = [filtered_ objectAtIndex:index];
7361     } else {
7362         section = [sections_ objectAtIndex:index];
7363     }
7364     return section;
7365 }
7366
7367 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7368     if ([self isEditing])
7369         return [sections_ count];
7370     else
7371         return [filtered_ count] + 1;
7372 }
7373
7374 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
7375     return 45.0f;
7376 }*/
7377
7378 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7379     static NSString *reuseIdentifier = @"SectionCell";
7380
7381     SectionCell *cell = (SectionCell *)[tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
7382     if (cell == nil)
7383         cell = [[[SectionCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
7384
7385     [cell setSection:[self sectionAtIndexPath:indexPath] editing:[self isEditing]];
7386
7387     return cell;
7388 }
7389
7390 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
7391     if ([self isEditing])
7392         return;
7393
7394     Section *section = [self sectionAtIndexPath:indexPath];
7395
7396     SectionController *controller = [[[SectionController alloc]
7397         initWithDatabase:database_
7398         source:[self source]
7399         section:[section name]
7400     ] autorelease];
7401     [controller setDelegate:delegate_];
7402
7403     [[self navigationController] pushViewController:controller animated:YES];
7404 }
7405
7406 - (void) loadView {
7407     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease];
7408     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7409     [list_ setRowHeight:46];
7410     [(UITableView *) list_ setDataSource:self];
7411     [list_ setDelegate:self];
7412     [self setView:list_];
7413 }
7414
7415 - (void) viewDidLoad {
7416     [super viewDidLoad];
7417
7418     [[self navigationItem] setTitle:UCLocalize("SECTIONS")];
7419 }
7420
7421 - (void) releaseSubviews {
7422     list_ = nil;
7423
7424     sections_ = nil;
7425     filtered_ = nil;
7426
7427     [super releaseSubviews];
7428 }
7429
7430 - (id) initWithDatabase:(Database *)database source:(Source *)source {
7431     if ((self = [super init]) != nil) {
7432         database_ = database;
7433         key_ = [source key];
7434     } return self;
7435 }
7436
7437 - (void) reloadData {
7438     [super reloadData];
7439
7440     NSArray *packages = [database_ packages];
7441
7442     sections_ = [NSMutableArray arrayWithCapacity:16];
7443     filtered_ = [NSMutableArray arrayWithCapacity:16];
7444
7445     NSMutableDictionary *sections([NSMutableDictionary dictionaryWithCapacity:32]);
7446
7447     Source *source([self source]);
7448
7449     _trace();
7450     for (Package *package in packages) {
7451         if (source != nil && [package source] != source)
7452             continue;
7453
7454         NSString *name([package section]);
7455         NSString *key(name == nil ? @"" : name);
7456
7457         Section *section;
7458
7459         _profile(SectionsView$reloadData$Section)
7460             section = [sections objectForKey:key];
7461             if (section == nil) {
7462                 _profile(SectionsView$reloadData$Section$Allocate)
7463                     section = [[[Section alloc] initWithName:key localize:YES] autorelease];
7464                     [sections setObject:section forKey:key];
7465                 _end
7466             }
7467         _end
7468
7469         [section addToCount];
7470
7471         _profile(SectionsView$reloadData$Filter)
7472             if (![package valid] || ![package visible])
7473                 continue;
7474         _end
7475
7476         [section addToRow];
7477     }
7478     _trace();
7479
7480     [sections_ addObjectsFromArray:[sections allValues]];
7481
7482     [sections_ sortUsingSelector:@selector(compareByLocalized:)];
7483
7484     for (Section *section in (id) sections_) {
7485         size_t count([section row]);
7486         if (count == 0)
7487             continue;
7488
7489         section = [[[Section alloc] initWithName:[section name] localized:[section localized]] autorelease];
7490         [section setCount:count];
7491         [filtered_ addObject:section];
7492     }
7493
7494     [self updateNavigationItem];
7495     [list_ reloadData];
7496     _trace();
7497 }
7498
7499 - (void) editButtonClicked {
7500     [self setEditing:![self isEditing] animated:YES];
7501 }
7502
7503 @end
7504 /* }}} */
7505
7506 /* Changes Controller {{{ */
7507 @interface ChangesController : FilteredPackageListController {
7508     unsigned upgrades_;
7509 }
7510
7511 - (id) initWithDatabase:(Database *)database;
7512
7513 @end
7514
7515 @implementation ChangesController
7516
7517 - (NSURL *) referrerURL {
7518     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/changes/", UI_]];
7519 }
7520
7521 - (NSURL *) navigationURL {
7522     return [NSURL URLWithString:@"cydia://changes"];
7523 }
7524
7525 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
7526 @synchronized (database_) {
7527     if ([database_ era] != era_)
7528         return nil;
7529
7530     NSUInteger sectionIndex([path section]);
7531     if (sectionIndex >= [sections_ count])
7532         return nil;
7533     Section *section([sections_ objectAtIndex:sectionIndex]);
7534     NSInteger row([path row]);
7535     return [[[packages_ objectAtIndex:([section row] + row)] retain] autorelease];
7536 } }
7537
7538 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
7539     NSString *context([alert context]);
7540
7541     if ([context isEqualToString:@"norefresh"])
7542         [alert dismissWithClickedButtonIndex:-1 animated:YES];
7543 }
7544
7545 - (void) setLeftBarButtonItem {
7546     if ([delegate_ updating])
7547         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7548             initWithTitle:UCLocalize("CANCEL")
7549             style:UIBarButtonItemStyleDone
7550             target:self
7551             action:@selector(cancelButtonClicked)
7552         ] autorelease] animated:YES];
7553     else
7554         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7555             initWithTitle:UCLocalize("REFRESH")
7556             style:UIBarButtonItemStylePlain
7557             target:self
7558             action:@selector(refreshButtonClicked)
7559         ] autorelease] animated:YES];
7560 }
7561
7562 - (void) refreshButtonClicked {
7563     if ([delegate_ requestUpdate])
7564         [self setLeftBarButtonItem];
7565 }
7566
7567 - (void) cancelButtonClicked {
7568     [delegate_ cancelUpdate];
7569 }
7570
7571 - (void) upgradeButtonClicked {
7572     [delegate_ distUpgrade];
7573     [[self navigationItem] setRightBarButtonItem:nil animated:YES];
7574 }
7575
7576 - (bool) shouldYield {
7577     return true;
7578 }
7579
7580 - (bool) shouldBlock {
7581     return true;
7582 }
7583
7584 - (void) useFilter {
7585 @synchronized (self) {
7586     [self setFilter:[](Package *package) {
7587         return [package upgradableAndEssential:YES] || [package visible];
7588     }];
7589
7590     [self setSorter:[](NSMutableArray *packages) {
7591         [packages radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackageChangesRadix) withContext:NULL];
7592     }];
7593 } }
7594
7595 - (id) initWithDatabase:(Database *)database {
7596     if ((self = [super initWithDatabase:database title:UCLocalize("CHANGES")]) != nil) {
7597         [self useFilter];
7598     } return self;
7599 }
7600
7601 - (void) viewDidLoad {
7602     [super viewDidLoad];
7603     [self setLeftBarButtonItem];
7604 }
7605
7606 - (void) viewWillAppear:(BOOL)animated {
7607     [super viewWillAppear:animated];
7608     [self setLeftBarButtonItem];
7609 }
7610
7611 - (void) reloadData {
7612     [self setLeftBarButtonItem];
7613     [super reloadData];
7614 }
7615
7616 - (NSArray *) sectionsForPackages:(NSMutableArray *)packages {
7617     NSMutableArray *sections([NSMutableArray arrayWithCapacity:16]);
7618
7619     Section *upgradable = [[[Section alloc] initWithName:UCLocalize("AVAILABLE_UPGRADES") localize:NO] autorelease];
7620     Section *ignored = nil;
7621     Section *section = nil;
7622     time_t last = 0;
7623
7624     upgrades_ = 0;
7625     bool unseens = false;
7626
7627     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle));
7628
7629     for (size_t offset = 0, count = [packages count]; offset != count; ++offset) {
7630         Package *package = [packages objectAtIndex:offset];
7631
7632         BOOL uae = [package upgradableAndEssential:YES];
7633
7634         if (!uae) {
7635             unseens = true;
7636             time_t seen([package seen]);
7637
7638             if (section == nil || last != seen) {
7639                 last = seen;
7640
7641                 NSString *name;
7642                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:seen]);
7643                 [name autorelease];
7644
7645                 _profile(ChangesController$reloadData$Allocate)
7646                     name = [NSString stringWithFormat:UCLocalize("NEW_AT"), name];
7647                     section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
7648                     [sections addObject:section];
7649                 _end
7650             }
7651
7652             [section addToCount];
7653         } else if ([package ignored]) {
7654             if (ignored == nil) {
7655                 ignored = [[[Section alloc] initWithName:UCLocalize("IGNORED_UPGRADES") row:offset localize:NO] autorelease];
7656             }
7657             [ignored addToCount];
7658         } else {
7659             ++upgrades_;
7660             [upgradable addToCount];
7661         }
7662     }
7663     _trace();
7664
7665     CFRelease(formatter);
7666
7667     if (unseens) {
7668         Section *last = [sections lastObject];
7669         size_t count = [last count];
7670         [packages removeObjectsInRange:NSMakeRange([packages count] - count, count)];
7671         [sections removeLastObject];
7672     }
7673
7674     if ([ignored count] != 0)
7675         [sections insertObject:ignored atIndex:0];
7676     if (upgrades_ != 0)
7677         [sections insertObject:upgradable atIndex:0];
7678
7679     [list_ reloadData];
7680
7681     [[self navigationItem] setRightBarButtonItem:(upgrades_ == 0 ? nil : [[[UIBarButtonItem alloc]
7682         initWithTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("UPGRADE"), [NSString stringWithFormat:@"%u", upgrades_]]
7683         style:UIBarButtonItemStylePlain
7684         target:self
7685         action:@selector(upgradeButtonClicked)
7686     ] autorelease]) animated:YES];
7687
7688     return sections;
7689 }
7690
7691 @end
7692 /* }}} */
7693 /* Search Controller {{{ */
7694 @interface SearchController : FilteredPackageListController <
7695     UISearchBarDelegate
7696 > {
7697     _H<UISearchBar, 1> search_;
7698     BOOL searchloaded_;
7699     bool summary_;
7700 }
7701
7702 - (id) initWithDatabase:(Database *)database query:(NSString *)query;
7703 - (void) reloadData;
7704
7705 @end
7706
7707 @implementation SearchController
7708
7709 - (NSURL *) referrerURL {
7710     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/search?q=%@", UI_, [([search_ text] ?: @"") stringByAddingPercentEscapesIncludingReserved]]];
7711 }
7712
7713 - (NSURL *) navigationURL {
7714     if ([search_ text] == nil || [[search_ text] isEqualToString:@""])
7715         return [NSURL URLWithString:@"cydia://search"];
7716     else
7717         return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://search/%@", [[search_ text] stringByAddingPercentEscapesIncludingReserved]]];
7718 }
7719
7720 - (NSArray *) termsForQuery:(NSString *)query {
7721     NSMutableArray *terms([NSMutableArray arrayWithCapacity:2]);
7722     for (NSString *component in [query componentsSeparatedByString:@" "])
7723         if ([component length] != 0)
7724             [terms addObject:component];
7725
7726     return terms;
7727 }
7728
7729 - (void) useSearch {
7730     _H<NSArray> query([self termsForQuery:[search_ text]]);
7731     summary_ = false;
7732
7733 @synchronized (self) {
7734     [self setFilter:[=](Package *package) {
7735         if (![package unfiltered])
7736             return false;
7737         if (![package matches:query])
7738             return false;
7739         return true;
7740     }];
7741
7742     [self setSorter:[](NSMutableArray *packages) {
7743         [packages radixSortUsingSelector:@selector(rank)];
7744     }];
7745 }
7746
7747     [self clearData];
7748     [self reloadData];
7749 }
7750
7751 - (void) usePrefix:(NSString *)prefix {
7752     _H<NSString> query(prefix);
7753     summary_ = true;
7754
7755 @synchronized (self) {
7756     [self setFilter:[=](Package *package) {
7757         if ([query length] == 0)
7758             return false;
7759         if (![package unfiltered])
7760             return false;
7761         if ([[package name] compare:query options:MatchCompareOptions_ range:NSMakeRange(0, [query length])] != NSOrderedSame)
7762             return false;
7763         return true;
7764     }];
7765
7766     [self setSorter:nullptr];
7767 }
7768
7769     [self reloadData];
7770 }
7771
7772 - (void) searchBarTextDidBeginEditing:(UISearchBar *)searchBar {
7773     [self clearData];
7774     [self usePrefix:[search_ text]];
7775 }
7776
7777 - (void) searchBarButtonClicked:(UISearchBar *)searchBar {
7778     [search_ resignFirstResponder];
7779     [self useSearch];
7780 }
7781
7782 - (void) searchBarCancelButtonClicked:(UISearchBar *)searchBar {
7783     [search_ setText:@""];
7784     [self searchBarButtonClicked:searchBar];
7785 }
7786
7787 - (void) searchBarSearchButtonClicked:(UISearchBar *)searchBar {
7788     [self searchBarButtonClicked:searchBar];
7789 }
7790
7791 - (void) searchBar:(UISearchBar *)searchBar textDidChange:(NSString *)text {
7792     [self usePrefix:text];
7793 }
7794
7795 - (bool) shouldYield {
7796     return YES;
7797 }
7798
7799 - (bool) shouldBlock {
7800     return !summary_;
7801 }
7802
7803 - (bool) isSummarized {
7804     return summary_;
7805 }
7806
7807 - (bool) showsSections {
7808     return false;
7809 }
7810
7811 - (id) initWithDatabase:(Database *)database query:(NSString *)query {
7812     if ((self = [super initWithDatabase:database title:UCLocalize("SEARCH")])) {
7813         search_ = [[[UISearchBar alloc] init] autorelease];
7814         [search_ setPlaceholder:UCLocalize("SEARCH_EX")];
7815         [search_ setDelegate:self];
7816
7817         UITextField *textField;
7818         if ([search_ respondsToSelector:@selector(searchField)])
7819             textField = [search_ searchField];
7820         else
7821             textField = MSHookIvar<UITextField *>(search_, "_searchField");
7822
7823         [textField setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
7824         [textField setEnablesReturnKeyAutomatically:NO];
7825         [[self navigationItem] setTitleView:textField];
7826
7827         if (query != nil)
7828             [search_ setText:query];
7829         [self useSearch];
7830     } return self;
7831 }
7832
7833 - (void) viewDidAppear:(BOOL)animated {
7834     [super viewDidAppear:animated];
7835
7836     if (!searchloaded_) {
7837         searchloaded_ = YES;
7838         [search_ setFrame:CGRectMake(0, 0, [[self view] bounds].size.width, 44.0f)];
7839         [search_ layoutSubviews];
7840     }
7841
7842     if ([self isSummarized])
7843         [search_ becomeFirstResponder];
7844 }
7845
7846 - (void) reloadData {
7847     [self resetCursor];
7848     [super reloadData];
7849 }
7850
7851 - (void) didSelectPackage:(Package *)package {
7852     [search_ resignFirstResponder];
7853     [super didSelectPackage:package];
7854 }
7855
7856 @end
7857 /* }}} */
7858 /* Package Settings Controller {{{ */
7859 @interface PackageSettingsController : CyteViewController <
7860     UITableViewDataSource,
7861     UITableViewDelegate
7862 > {
7863     _transient Database *database_;
7864     _H<NSString> name_;
7865     _H<Package> package_;
7866     _H<UITableView, 2> table_;
7867     _H<UISwitch> subscribedSwitch_;
7868     _H<UISwitch> ignoredSwitch_;
7869     _H<UITableViewCell> subscribedCell_;
7870     _H<UITableViewCell> ignoredCell_;
7871 }
7872
7873 - (id) initWithDatabase:(Database *)database package:(NSString *)package;
7874
7875 @end
7876
7877 @implementation PackageSettingsController
7878
7879 - (NSURL *) navigationURL {
7880     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/settings", (id) name_]];
7881 }
7882
7883 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
7884     if (package_ == nil)
7885         return 0;
7886
7887     if ([package_ installed] == nil)
7888         return 1;
7889     else
7890         return 2;
7891 }
7892
7893 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7894     if (package_ == nil)
7895         return 0;
7896
7897     // both sections contain just one item right now.
7898     return 1;
7899 }
7900
7901 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
7902     return nil;
7903 }
7904
7905 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
7906     if (section == 0)
7907         return UCLocalize("SHOW_ALL_CHANGES_EX");
7908     else
7909         return UCLocalize("IGNORE_UPGRADES_EX");
7910 }
7911
7912 - (void) onSubscribed:(id)control {
7913     bool value([control isOn]);
7914     if (package_ == nil)
7915         return;
7916     if ([package_ setSubscribed:value])
7917         [delegate_ updateData];
7918 }
7919
7920 - (void) _updateIgnored {
7921     const char *package([name_ UTF8String]);
7922     bool on([ignoredSwitch_ isOn]);
7923
7924     pid_t pid(ExecFork());
7925     if (pid == 0) {
7926         FILE *dpkg(popen("dpkg --set-selections", "w"));
7927         fwrite(package, strlen(package), 1, dpkg);
7928
7929         if (on)
7930             fwrite(" hold\n", 6, 1, dpkg);
7931         else
7932             fwrite(" install\n", 9, 1, dpkg);
7933
7934         pclose(dpkg);
7935
7936         exit(0);
7937     } ReapZombie(pid);
7938 }
7939
7940 - (void) onIgnored:(id)control {
7941     NSInvocation *invocation([NSInvocation invocationWithMethodSignature:[self methodSignatureForSelector:@selector(_updateIgnored)]]);
7942     [invocation setTarget:self];
7943     [invocation setSelector:@selector(_updateIgnored)];
7944
7945     [delegate_ reloadDataWithInvocation:invocation];
7946 }
7947
7948 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7949     if (package_ == nil)
7950         return nil;
7951
7952     switch ([indexPath section]) {
7953         case 0: return subscribedCell_;
7954         case 1: return ignoredCell_;
7955
7956         _nodefault
7957     }
7958
7959     return nil;
7960 }
7961
7962 - (void) loadView {
7963     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
7964     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
7965     [self setView:view];
7966
7967     table_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped] autorelease];
7968     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7969     [(UITableView *) table_ setDataSource:self];
7970     [table_ setDelegate:self];
7971     [view addSubview:table_];
7972
7973     subscribedSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
7974     [subscribedSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7975     [subscribedSwitch_ addTarget:self action:@selector(onSubscribed:) forEvents:UIControlEventValueChanged];
7976
7977     ignoredSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
7978     [ignoredSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7979     [ignoredSwitch_ addTarget:self action:@selector(onIgnored:) forEvents:UIControlEventValueChanged];
7980
7981     subscribedCell_ = [[[UITableViewCell alloc] init] autorelease];
7982     [subscribedCell_ setText:UCLocalize("SHOW_ALL_CHANGES")];
7983     [subscribedCell_ setAccessoryView:subscribedSwitch_];
7984     [subscribedCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7985
7986     ignoredCell_ = [[[UITableViewCell alloc] init] autorelease];
7987     [ignoredCell_ setText:UCLocalize("IGNORE_UPGRADES")];
7988     [ignoredCell_ setAccessoryView:ignoredSwitch_];
7989     [ignoredCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7990 }
7991
7992 - (void) viewDidLoad {
7993     [super viewDidLoad];
7994
7995     [[self navigationItem] setTitle:UCLocalize("SETTINGS")];
7996 }
7997
7998 - (void) releaseSubviews {
7999     ignoredCell_ = nil;
8000     subscribedCell_ = nil;
8001     table_ = nil;
8002     ignoredSwitch_ = nil;
8003     subscribedSwitch_ = nil;
8004
8005     [super releaseSubviews];
8006 }
8007
8008 - (id) initWithDatabase:(Database *)database package:(NSString *)package {
8009     if ((self = [super init]) != nil) {
8010         database_ = database;
8011         name_ = package;
8012     } return self;
8013 }
8014
8015 - (void) reloadData {
8016     [super reloadData];
8017
8018     package_ = [database_ packageWithName:name_];
8019
8020     if (package_ != nil) {
8021         [subscribedSwitch_ setOn:([package_ subscribed] ? 1 : 0) animated:NO];
8022         [ignoredSwitch_ setOn:([package_ ignored] ? 1 : 0) animated:NO];
8023     } // XXX: what now, G?
8024
8025     [table_ reloadData];
8026 }
8027
8028 @end
8029 /* }}} */
8030
8031 /* Installed Controller {{{ */
8032 @interface InstalledController : FilteredPackageListController {
8033     bool sectioned_;
8034 }
8035
8036 - (id) initWithDatabase:(Database *)database;
8037 - (void) queueStatusDidChange;
8038
8039 @end
8040
8041 @implementation InstalledController
8042
8043 - (NSURL *) referrerURL {
8044     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/installed/", UI_]];
8045 }
8046
8047 - (NSURL *) navigationURL {
8048     return [NSURL URLWithString:@"cydia://installed"];
8049 }
8050
8051 - (void) useRecent {
8052     sectioned_ = false;
8053
8054 @synchronized (self) {
8055     [self setFilter:[](Package *package) {
8056         return ![package uninstalled] && package->role_ < 7;
8057     }];
8058
8059     [self setSorter:[](NSMutableArray *packages) {
8060         [packages radixSortUsingSelector:@selector(recent)];
8061     }];
8062 } }
8063
8064 - (void) useFilter:(UISegmentedControl *)segmented {
8065     NSInteger selected([segmented selectedSegmentIndex]);
8066     if (selected == 2)
8067         return [self useRecent];
8068     bool simple(selected == 0);
8069     sectioned_ = true;
8070
8071 @synchronized (self) {
8072     [self setFilter:[=](Package *package) {
8073         return ![package uninstalled] && package->role_ <= (simple ? 1 : 3);
8074     }];
8075
8076     [self setSorter:nullptr];
8077 } }
8078
8079 - (NSArray *) sectionsForPackages:(NSMutableArray *)packages {
8080     if (sectioned_)
8081         return [super sectionsForPackages:packages];
8082
8083     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterLongStyle, kCFDateFormatterNoStyle));
8084
8085     NSMutableArray *sections([NSMutableArray arrayWithCapacity:16]);
8086     Section *section(nil);
8087     time_t last(0);
8088
8089     for (size_t offset(0), count([packages count]); offset != count; ++offset) {
8090         Package *package([packages objectAtIndex:offset]);
8091
8092         time_t upgraded([package upgraded]);
8093         if (upgraded < 1168364520)
8094             upgraded = 0;
8095         else
8096             upgraded -= upgraded % (60 * 60 * 24);
8097
8098         if (section == nil || upgraded != last) {
8099             last = upgraded;
8100
8101             NSString *name;
8102             if (upgraded == 0)
8103                 continue; // XXX: name = UCLocalize("...");
8104             else {
8105                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:upgraded]);
8106                 [name autorelease];
8107             }
8108
8109             section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
8110             [sections addObject:section];
8111         }
8112
8113         [section addToCount];
8114     }
8115
8116     CFRelease(formatter);
8117     return sections;
8118 }
8119
8120 - (id) initWithDatabase:(Database *)database {
8121     if ((self = [super initWithDatabase:database title:UCLocalize("INSTALLED")]) != nil) {
8122         UISegmentedControl *segmented([[[UISegmentedControl alloc] initWithItems:[NSArray arrayWithObjects:UCLocalize("USER"), UCLocalize("EXPERT"), UCLocalize("RECENT"), nil]] autorelease]);
8123         [segmented setSelectedSegmentIndex:0];
8124         [segmented setSegmentedControlStyle:UISegmentedControlStyleBar];
8125         [[self navigationItem] setTitleView:segmented];
8126
8127         [segmented addTarget:self action:@selector(modeChanged:) forEvents:UIControlEventValueChanged];
8128         [self useFilter:segmented];
8129
8130         [self queueStatusDidChange];
8131     } return self;
8132 }
8133
8134 #if !AlwaysReload
8135 - (void) queueButtonClicked {
8136     [delegate_ queue];
8137 }
8138 #endif
8139
8140 - (void) queueStatusDidChange {
8141 #if !AlwaysReload
8142     if (Queuing_) {
8143         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8144             initWithTitle:UCLocalize("QUEUE")
8145             style:UIBarButtonItemStyleDone
8146             target:self
8147             action:@selector(queueButtonClicked)
8148         ] autorelease]];
8149     } else {
8150         [[self navigationItem] setRightBarButtonItem:nil];
8151     }
8152 #endif
8153 }
8154
8155 - (void) modeChanged:(UISegmentedControl *)segmented {
8156     [self useFilter:segmented];
8157     [self reloadData];
8158 }
8159
8160 @end
8161 /* }}} */
8162
8163 /* Source Cell {{{ */
8164 @interface SourceCell : CyteTableViewCell <
8165     CyteTableViewCellDelegate,
8166     SourceDelegate
8167 > {
8168     _H<Source, 1> source_;
8169     _H<NSURL> url_;
8170     _H<UIImage> icon_;
8171     _H<NSString> origin_;
8172     _H<NSString> label_;
8173     _H<UIActivityIndicatorView> indicator_;
8174 }
8175
8176 - (void) setSource:(Source *)source;
8177 - (void) setFetch:(NSNumber *)fetch;
8178
8179 @end
8180
8181 @implementation SourceCell
8182
8183 - (void) _setImage:(NSArray *)data {
8184     if ([url_ isEqual:[data objectAtIndex:0]]) {
8185         icon_ = [data objectAtIndex:1];
8186         [content_ setNeedsDisplay];
8187     }
8188 }
8189
8190 - (void) _setSource:(NSURL *) url {
8191     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
8192
8193     if (NSData *data = [NSURLConnection
8194         sendSynchronousRequest:[NSURLRequest
8195             requestWithURL:url
8196             cachePolicy:NSURLRequestUseProtocolCachePolicy
8197             timeoutInterval:10
8198         ]
8199
8200         returningResponse:NULL
8201         error:NULL
8202     ])
8203         if (UIImage *image = [UIImage imageWithData:data])
8204             [self performSelectorOnMainThread:@selector(_setImage:) withObject:[NSArray arrayWithObjects:url, image, nil] waitUntilDone:NO];
8205
8206     [pool release];
8207 }
8208
8209 - (void) setSource:(Source *)source {
8210     source_ = source;
8211     [source_ setDelegate:self];
8212
8213     [self setFetch:[NSNumber numberWithBool:[source_ fetch]]];
8214
8215     icon_ = [UIImage imageNamed:@"unknown.png"];
8216
8217     origin_ = [source name];
8218     label_ = [source rooturi];
8219
8220     [content_ setNeedsDisplay];
8221
8222     url_ = [source iconURL];
8223     [NSThread detachNewThreadSelector:@selector(_setSource:) toTarget:self withObject:url_];
8224 }
8225
8226 - (void) setAllSource {
8227     source_ = nil;
8228     [indicator_ stopAnimating];
8229
8230     icon_ = [UIImage imageNamed:@"folder.png"];
8231     origin_ = UCLocalize("ALL_SOURCES");
8232     label_ = UCLocalize("ALL_SOURCES_EX");
8233     [content_ setNeedsDisplay];
8234 }
8235
8236 - (SourceCell *) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
8237     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
8238         UIView *content([self contentView]);
8239         CGRect bounds([content bounds]);
8240
8241         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
8242         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8243         [content_ setBackgroundColor:[UIColor whiteColor]];
8244         [content addSubview:content_];
8245
8246         [content_ setDelegate:self];
8247         [content_ setOpaque:YES];
8248
8249         indicator_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleGraySmall] autorelease];
8250         [indicator_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleTopMargin];// | UIViewAutoresizingFlexibleBottomMargin];
8251         [content addSubview:indicator_];
8252
8253         [[content_ layer] setContentsGravity:kCAGravityTopLeft];
8254     } return self;
8255 }
8256
8257 - (void) layoutSubviews {
8258     [super layoutSubviews];
8259
8260     UIView *content([self contentView]);
8261     CGRect bounds([content bounds]);
8262
8263     CGRect frame([indicator_ frame]);
8264     frame.origin.x = bounds.size.width - frame.size.width;
8265     frame.origin.y = Retina((bounds.size.height - frame.size.height) / 2);
8266
8267     if (kCFCoreFoundationVersionNumber < 800)
8268         frame.origin.x -= 8;
8269     [indicator_ setFrame:frame];
8270 }
8271
8272 - (NSString *) accessibilityLabel {
8273     return origin_;
8274 }
8275
8276 - (void) drawContentRect:(CGRect)rect {
8277     bool highlighted(highlighted_);
8278     float width(rect.size.width);
8279
8280     if (icon_ != nil) {
8281         CGRect rect;
8282         rect.size = [(UIImage *) icon_ size];
8283
8284         while (rect.size.width > 32 || rect.size.height > 32) {
8285             rect.size.width /= 2;
8286             rect.size.height /= 2;
8287         }
8288
8289         rect.origin.x = 26 - rect.size.width / 2;
8290         rect.origin.y = 26 - rect.size.height / 2;
8291
8292         [icon_ drawInRect:Retina(rect)];
8293     }
8294
8295     if (highlighted && kCFCoreFoundationVersionNumber < 800)
8296         UISetColor(White_);
8297
8298     if (!highlighted)
8299         UISetColor(Black_);
8300     [origin_ drawAtPoint:CGPointMake(52, 8) forWidth:(width - 49) withFont:Font18Bold_ lineBreakMode:NSLineBreakByTruncatingTail];
8301
8302     if (!highlighted)
8303         UISetColor(Gray_);
8304     [label_ drawAtPoint:CGPointMake(52, 29) forWidth:(width - 49) withFont:Font12_ lineBreakMode:NSLineBreakByTruncatingTail];
8305 }
8306
8307 - (void) setFetch:(NSNumber *)fetch {
8308     if ([fetch boolValue])
8309         [indicator_ startAnimating];
8310     else
8311         [indicator_ stopAnimating];
8312 }
8313
8314 @end
8315 /* }}} */
8316 /* Sources Controller {{{ */
8317 @interface SourcesController : CyteViewController <
8318     UITableViewDataSource,
8319     UITableViewDelegate
8320 > {
8321     _transient Database *database_;
8322     unsigned era_;
8323
8324     _H<UITableView, 2> list_;
8325     _H<NSMutableArray> sources_;
8326     int offset_;
8327
8328     _H<NSString> href_;
8329     _H<UIProgressHUD> hud_;
8330     _H<NSError> error_;
8331
8332     NSURLConnection *trivial_bz2_;
8333     NSURLConnection *trivial_gz_;
8334
8335     BOOL cydia_;
8336 }
8337
8338 - (id) initWithDatabase:(Database *)database;
8339 - (void) updateButtonsForEditingStatusAnimated:(BOOL)animated;
8340
8341 @end
8342
8343 @implementation SourcesController
8344
8345 - (void) _releaseConnection:(NSURLConnection *)connection {
8346     if (connection != nil) {
8347         [connection cancel];
8348         //[connection setDelegate:nil];
8349         [connection release];
8350     }
8351 }
8352
8353 - (void) dealloc {
8354     [self _releaseConnection:trivial_gz_];
8355     [self _releaseConnection:trivial_bz2_];
8356
8357     [super dealloc];
8358 }
8359
8360 - (NSURL *) navigationURL {
8361     return [NSURL URLWithString:@"cydia://sources"];
8362 }
8363
8364 - (void) viewDidAppear:(BOOL)animated {
8365     [super viewDidAppear:animated];
8366     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
8367 }
8368
8369 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8370     return 2;
8371 }
8372
8373 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
8374     if (section == 1)
8375         return UCLocalize("INDIVIDUAL_SOURCES");
8376     return nil;
8377 }
8378
8379 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8380     switch (section) {
8381         case 0: return 1;
8382         case 1: return [sources_ count];
8383         default: return 0;
8384     }
8385 }
8386
8387 - (Source *) sourceAtIndexPath:(NSIndexPath *)indexPath {
8388 @synchronized (database_) {
8389     if ([database_ era] != era_)
8390         return nil;
8391     if ([indexPath section] != 1)
8392         return nil;
8393     NSUInteger index([indexPath row]);
8394     if (index >= [sources_ count])
8395         return nil;
8396     return [sources_ objectAtIndex:index];
8397 } }
8398
8399 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8400     static NSString *cellIdentifier = @"SourceCell";
8401
8402     SourceCell *cell = (SourceCell *) [tableView dequeueReusableCellWithIdentifier:cellIdentifier];
8403     if (cell == nil) cell = [[[SourceCell alloc] initWithFrame:CGRectZero reuseIdentifier:cellIdentifier] autorelease];
8404     [cell setAccessoryType:UITableViewCellAccessoryDisclosureIndicator];
8405
8406     Source *source([self sourceAtIndexPath:indexPath]);
8407     if (source == nil)
8408         [cell setAllSource];
8409     else
8410         [cell setSource:source];
8411
8412     return cell;
8413 }
8414
8415 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
8416     SectionsController *controller([[[SectionsController alloc]
8417         initWithDatabase:database_
8418         source:[self sourceAtIndexPath:indexPath]
8419     ] autorelease]);
8420
8421     [controller setDelegate:delegate_];
8422     [[self navigationController] pushViewController:controller animated:YES];
8423 }
8424
8425 - (BOOL) tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath {
8426     if ([indexPath section] != 1)
8427         return false;
8428     Source *source = [self sourceAtIndexPath:indexPath];
8429     return [source record] != nil;
8430 }
8431
8432 - (void) tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath {
8433     _assert([indexPath section] == 1);
8434     if (editingStyle ==  UITableViewCellEditingStyleDelete) {
8435         Source *source = [self sourceAtIndexPath:indexPath];
8436         if (source == nil) return;
8437
8438         [Sources_ removeObjectForKey:[source key]];
8439         Changed_ = true;
8440
8441         [delegate_ _saveConfig];
8442         [delegate_ reloadDataWithInvocation:nil];
8443     }
8444 }
8445
8446 - (void) tableView:(UITableView *)tableView didEndEditingRowAtIndexPath:(NSIndexPath *)indexPath {
8447     [self updateButtonsForEditingStatusAnimated:YES];
8448 }
8449
8450 - (void) complete {
8451     [delegate_ addTrivialSource:href_];
8452     href_ = nil;
8453
8454     [delegate_ syncData];
8455 }
8456
8457 - (NSString *) getWarning {
8458     NSString *href(href_);
8459     NSRange colon([href rangeOfString:@"://"]);
8460     if (colon.location != NSNotFound)
8461         href = [href substringFromIndex:(colon.location + 3)];
8462     href = [href stringByAddingPercentEscapes];
8463     href = [CydiaURL(@"api/repotag/") stringByAppendingString:href];
8464
8465     NSURL *url([NSURL URLWithString:href]);
8466
8467     NSStringEncoding encoding;
8468     NSError *error(nil);
8469
8470     if (NSString *warning = [NSString stringWithContentsOfURL:url usedEncoding:&encoding error:&error])
8471         return [warning length] == 0 ? nil : warning;
8472     return nil;
8473 }
8474
8475 - (void) _endConnection:(NSURLConnection *)connection {
8476     // XXX: the memory management in this method is horribly awkward
8477
8478     NSURLConnection **field = NULL;
8479     if (connection == trivial_bz2_)
8480         field = &trivial_bz2_;
8481     else if (connection == trivial_gz_)
8482         field = &trivial_gz_;
8483     _assert(field != NULL);
8484     [connection release];
8485     *field = nil;
8486
8487     if (
8488         trivial_bz2_ == nil &&
8489         trivial_gz_ == nil
8490     ) {
8491         NSString *warning(cydia_ ? [self yieldToSelector:@selector(getWarning)] : nil);
8492
8493         [delegate_ releaseNetworkActivityIndicator];
8494
8495         [delegate_ removeProgressHUD:hud_];
8496         hud_ = nil;
8497
8498         if (cydia_) {
8499             if (warning != nil) {
8500                 UIAlertView *alert = [[[UIAlertView alloc]
8501                     initWithTitle:UCLocalize("SOURCE_WARNING")
8502                     message:warning
8503                     delegate:self
8504                     cancelButtonTitle:UCLocalize("CANCEL")
8505                     otherButtonTitles:
8506                         UCLocalize("ADD_ANYWAY"),
8507                     nil
8508                 ] autorelease];
8509
8510                 [alert setContext:@"warning"];
8511                 [alert setNumberOfRows:1];
8512                 [alert show];
8513
8514                 // XXX: there used to be this great mechanism called yieldToPopup... who deleted it?
8515                 error_ = nil;
8516                 return;
8517             }
8518
8519             [self complete];
8520         } else if (error_ != nil) {
8521             UIAlertView *alert = [[[UIAlertView alloc]
8522                 initWithTitle:UCLocalize("VERIFICATION_ERROR")
8523                 message:[error_ localizedDescription]
8524                 delegate:self
8525                 cancelButtonTitle:UCLocalize("OK")
8526                 otherButtonTitles:nil
8527             ] autorelease];
8528
8529             [alert setContext:@"urlerror"];
8530             [alert show];
8531
8532             href_ = nil;
8533         } else {
8534             UIAlertView *alert = [[[UIAlertView alloc]
8535                 initWithTitle:UCLocalize("NOT_REPOSITORY")
8536                 message:UCLocalize("NOT_REPOSITORY_EX")
8537                 delegate:self
8538                 cancelButtonTitle:UCLocalize("OK")
8539                 otherButtonTitles:nil
8540             ] autorelease];
8541
8542             [alert setContext:@"trivial"];
8543             [alert show];
8544
8545             href_ = nil;
8546         }
8547
8548         error_ = nil;
8549     }
8550 }
8551
8552 - (void) connection:(NSURLConnection *)connection didReceiveResponse:(NSHTTPURLResponse *)response {
8553     switch ([response statusCode]) {
8554         case 200:
8555             cydia_ = YES;
8556     }
8557 }
8558
8559 - (void) connection:(NSURLConnection *)connection didFailWithError:(NSError *)error {
8560     lprintf("connection:\"%s\" didFailWithError:\"%s\"\n", [href_ UTF8String], [[error localizedDescription] UTF8String]);
8561     error_ = error;
8562     [self _endConnection:connection];
8563 }
8564
8565 - (void) connectionDidFinishLoading:(NSURLConnection *)connection {
8566     [self _endConnection:connection];
8567 }
8568
8569 - (NSURLConnection *) _requestHRef:(NSString *)href method:(NSString *)method {
8570     NSURL *url([NSURL URLWithString:href]);
8571
8572     NSMutableURLRequest *request = [NSMutableURLRequest
8573         requestWithURL:url
8574         cachePolicy:NSURLRequestUseProtocolCachePolicy
8575         timeoutInterval:10
8576     ];
8577
8578     [request setHTTPMethod:method];
8579
8580     if (Machine_ != NULL)
8581         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
8582
8583     if (UniqueID_ != nil)
8584         [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
8585
8586     if ([url isCydiaSecure]) {
8587         if (UniqueID_ != nil)
8588             [request setValue:UniqueID_ forHTTPHeaderField:@"X-Cydia-Id"];
8589     }
8590
8591     return [[[NSURLConnection alloc] initWithRequest:request delegate:self] autorelease];
8592 }
8593
8594 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
8595     NSString *context([alert context]);
8596
8597     if ([context isEqualToString:@"source"]) {
8598         switch (button) {
8599             case 1: {
8600                 NSString *href = [[alert textField] text];
8601
8602                 static Pcre href_r("^http(s?)://[^# ]*$");
8603                 if (!href_r(href)) {
8604                     UIAlertView *alert = [[[UIAlertView alloc]
8605                         initWithTitle:[NSString stringWithFormat:Colon_, Error_, UCLocalize("INVALID_URL")]
8606                         message:UCLocalize("INVALID_URL_EX")
8607                         delegate:self
8608                         cancelButtonTitle:UCLocalize("OK")
8609                         otherButtonTitles:nil
8610                     ] autorelease];
8611
8612                     [alert setContext:@"badurl"];
8613                     [alert show];
8614
8615                     break;
8616                 }
8617
8618                 if (![href hasSuffix:@"/"])
8619                     href_ = [href stringByAppendingString:@"/"];
8620                 else
8621                     href_ = href;
8622
8623                 trivial_bz2_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.bz2"] method:@"HEAD"] retain];
8624                 trivial_gz_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.gz"] method:@"HEAD"] retain];
8625
8626                 cydia_ = false;
8627
8628                 // XXX: this is stupid
8629                 hud_ = [delegate_ addProgressHUD];
8630                 [hud_ setText:UCLocalize("VERIFYING_URL")];
8631                 [delegate_ retainNetworkActivityIndicator];
8632             } break;
8633
8634             case 0:
8635             break;
8636
8637             _nodefault
8638         }
8639
8640         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8641     } else if ([context isEqualToString:@"trivial"])
8642         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8643     else if ([context isEqualToString:@"urlerror"])
8644         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8645     else if ([context isEqualToString:@"warning"]) {
8646         switch (button) {
8647             case 1:
8648                 [self performSelector:@selector(complete) withObject:nil afterDelay:0];
8649             break;
8650
8651             case 0:
8652             break;
8653
8654             _nodefault
8655         }
8656
8657         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8658     }
8659 }
8660
8661 - (void) updateButtonsForEditingStatusAnimated:(BOOL)animated {
8662     BOOL editing([list_ isEditing]);
8663
8664     if (editing)
8665         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8666             initWithTitle:UCLocalize("ADD")
8667             style:UIBarButtonItemStylePlain
8668             target:self
8669             action:@selector(addButtonClicked)
8670         ] autorelease] animated:animated];
8671     else if ([delegate_ updating])
8672         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8673             initWithTitle:UCLocalize("CANCEL")
8674             style:UIBarButtonItemStyleDone
8675             target:self
8676             action:@selector(cancelButtonClicked)
8677         ] autorelease] animated:animated];
8678     else
8679         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8680             initWithTitle:UCLocalize("REFRESH")
8681             style:UIBarButtonItemStylePlain
8682             target:self
8683             action:@selector(refreshButtonClicked)
8684         ] autorelease] animated:animated];
8685
8686     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8687         initWithTitle:(editing ? UCLocalize("DONE") : UCLocalize("EDIT"))
8688         style:(editing ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8689         target:self
8690         action:@selector(editButtonClicked)
8691     ] autorelease] animated:animated];
8692 }
8693
8694 - (void) loadView {
8695     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame] style:UITableViewStylePlain] autorelease];
8696     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8697     [list_ setRowHeight:53];
8698     [(UITableView *) list_ setDataSource:self];
8699     [list_ setDelegate:self];
8700     [self setView:list_];
8701 }
8702
8703 - (void) viewDidLoad {
8704     [super viewDidLoad];
8705
8706     [[self navigationItem] setTitle:UCLocalize("SOURCES")];
8707     [self updateButtonsForEditingStatusAnimated:NO];
8708 }
8709
8710 - (void) viewWillAppear:(BOOL)animated {
8711     [super viewWillAppear:animated];
8712
8713     [list_ setEditing:NO];
8714     [self updateButtonsForEditingStatusAnimated:NO];
8715 }
8716
8717 - (void) releaseSubviews {
8718     list_ = nil;
8719
8720     sources_ = nil;
8721
8722     [super releaseSubviews];
8723 }
8724
8725 - (id) initWithDatabase:(Database *)database {
8726     if ((self = [super init]) != nil) {
8727         database_ = database;
8728     } return self;
8729 }
8730
8731 - (void) reloadData {
8732     [super reloadData];
8733     [self updateButtonsForEditingStatusAnimated:YES];
8734
8735 @synchronized (database_) {
8736     era_ = [database_ era];
8737
8738     sources_ = [NSMutableArray arrayWithCapacity:16];
8739     [sources_ addObjectsFromArray:[database_ sources]];
8740     _trace();
8741     [sources_ sortUsingSelector:@selector(compareByName:)];
8742     _trace();
8743
8744     int count([sources_ count]);
8745     offset_ = 0;
8746     for (int i = 0; i != count; i++) {
8747         if ([[sources_ objectAtIndex:i] record] == nil)
8748             break;
8749         offset_++;
8750     }
8751
8752     [list_ reloadData];
8753 } }
8754
8755 - (void) showAddSourcePrompt {
8756     UIAlertView *alert = [[[UIAlertView alloc]
8757         initWithTitle:UCLocalize("ENTER_APT_URL")
8758         message:nil
8759         delegate:self
8760         cancelButtonTitle:UCLocalize("CANCEL")
8761         otherButtonTitles:
8762             UCLocalize("ADD_SOURCE"),
8763         nil
8764     ] autorelease];
8765
8766     [alert setContext:@"source"];
8767
8768     [alert setNumberOfRows:1];
8769     [alert addTextFieldWithValue:@"http://" label:@""];
8770
8771     UITextInputTraits *traits = [[alert textField] textInputTraits];
8772     [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
8773     [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
8774     [traits setKeyboardType:UIKeyboardTypeURL];
8775     // XXX: UIReturnKeyDone
8776     [traits setReturnKeyType:UIReturnKeyNext];
8777
8778     [alert show];
8779 }
8780
8781 - (void) addButtonClicked {
8782     [self showAddSourcePrompt];
8783 }
8784
8785 - (void) refreshButtonClicked {
8786     if ([delegate_ requestUpdate])
8787         [self updateButtonsForEditingStatusAnimated:YES];
8788 }
8789
8790 - (void) cancelButtonClicked {
8791     [delegate_ cancelUpdate];
8792 }
8793
8794 - (void) editButtonClicked {
8795     [list_ setEditing:![list_ isEditing] animated:YES];
8796     [self updateButtonsForEditingStatusAnimated:YES];
8797 }
8798
8799 @end
8800 /* }}} */
8801
8802 /* Stash Controller {{{ */
8803 @interface StashController : CyteViewController {
8804     _H<UIActivityIndicatorView> spinner_;
8805     _H<UILabel> status_;
8806     _H<UILabel> caption_;
8807 }
8808
8809 @end
8810
8811 @implementation StashController
8812
8813 - (void) loadView {
8814     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
8815     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
8816     [self setView:view];
8817
8818     [view setBackgroundColor:[UIColor viewFlipsideBackgroundColor]];
8819
8820     spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteLarge] autorelease];
8821     CGRect spinrect = [spinner_ frame];
8822     spinrect.origin.x = Retina([[self view] frame].size.width / 2 - spinrect.size.width / 2);
8823     spinrect.origin.y = [[self view] frame].size.height - 80.0f;
8824     [spinner_ setFrame:spinrect];
8825     [spinner_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin];
8826     [view addSubview:spinner_];
8827     [spinner_ startAnimating];
8828
8829     CGRect captrect;
8830     captrect.size.width = [[self view] frame].size.width;
8831     captrect.size.height = 40.0f;
8832     captrect.origin.x = 0;
8833     captrect.origin.y = Retina([[self view] frame].size.height / 2 - captrect.size.height * 2);
8834     caption_ = [[[UILabel alloc] initWithFrame:captrect] autorelease];
8835     [caption_ setText:UCLocalize("PREPARING_FILESYSTEM")];
8836     [caption_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8837     [caption_ setFont:[UIFont boldSystemFontOfSize:28.0f]];
8838     [caption_ setTextColor:[UIColor whiteColor]];
8839     [caption_ setBackgroundColor:[UIColor clearColor]];
8840     [caption_ setShadowColor:[UIColor blackColor]];
8841     [caption_ setTextAlignment:NSTextAlignmentCenter];
8842     [view addSubview:caption_];
8843
8844     CGRect statusrect;
8845     statusrect.size.width = [[self view] frame].size.width;
8846     statusrect.size.height = 30.0f;
8847     statusrect.origin.x = 0;
8848     statusrect.origin.y = Retina([[self view] frame].size.height / 2 - statusrect.size.height);
8849     status_ = [[[UILabel alloc] initWithFrame:statusrect] autorelease];
8850     [status_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8851     [status_ setText:UCLocalize("EXIT_WHEN_COMPLETE")];
8852     [status_ setFont:[UIFont systemFontOfSize:16.0f]];
8853     [status_ setTextColor:[UIColor whiteColor]];
8854     [status_ setBackgroundColor:[UIColor clearColor]];
8855     [status_ setShadowColor:[UIColor blackColor]];
8856     [status_ setTextAlignment:NSTextAlignmentCenter];
8857     [view addSubview:status_];
8858 }
8859
8860 - (void) releaseSubviews {
8861     spinner_ = nil;
8862     status_ = nil;
8863     caption_ = nil;
8864
8865     [super releaseSubviews];
8866 }
8867
8868 @end
8869 /* }}} */
8870
8871 @interface CYURLCache : SDURLCache {
8872 }
8873
8874 @end
8875
8876 @implementation CYURLCache
8877
8878 - (void) logEvent:(NSString *)event forRequest:(NSURLRequest *)request {
8879 #if !ForRelease
8880     if (false);
8881     else if ([event isEqualToString:@"no-cache"])
8882         event = @"!!!";
8883     else if ([event isEqualToString:@"store"])
8884         event = @">>>";
8885     else if ([event isEqualToString:@"invalid"])
8886         event = @"???";
8887     else if ([event isEqualToString:@"memory"])
8888         event = @"mem";
8889     else if ([event isEqualToString:@"disk"])
8890         event = @"ssd";
8891     else if ([event isEqualToString:@"miss"])
8892         event = @"---";
8893
8894     NSLog(@"%@: %@", event, [[request URL] absoluteString]);
8895 #endif
8896 }
8897
8898 - (void) storeCachedResponse:(NSCachedURLResponse *)cached forRequest:(NSURLRequest *)request {
8899     if (NSURLResponse *response = [cached response])
8900         if (NSString *mime = [response MIMEType])
8901             if ([mime isEqualToString:@"text/cache-manifest"]) {
8902                 NSURL *url([response URL]);
8903
8904 #if !ForRelease
8905                 NSLog(@"###: %@", [url absoluteString]);
8906 #endif
8907
8908                 @synchronized (HostConfig_) {
8909                     [CachedURLs_ addObject:url];
8910                 }
8911             }
8912
8913     [super storeCachedResponse:cached forRequest:request];
8914 }
8915
8916 @end
8917
8918 @interface Cydia : UIApplication <
8919     ConfirmationControllerDelegate,
8920     DatabaseDelegate,
8921     CydiaDelegate
8922 > {
8923     _H<UIWindow> window_;
8924     _H<CydiaTabBarController> tabbar_;
8925     _H<CyteTabBarController> emulated_;
8926
8927     _H<NSMutableArray> essential_;
8928     _H<NSMutableArray> broken_;
8929
8930     Database *database_;
8931
8932     _H<NSURL> starturl_;
8933
8934     unsigned locked_;
8935     unsigned activity_;
8936
8937     _H<StashController> stash_;
8938
8939     bool loaded_;
8940 }
8941
8942 - (void) loadData;
8943
8944 @end
8945
8946 @implementation Cydia
8947
8948 - (void) lockSuspend {
8949     if (locked_++ == 0) {
8950         if ($SBSSetInterceptsMenuButtonForever != NULL)
8951             (*$SBSSetInterceptsMenuButtonForever)(true);
8952
8953         [self setIdleTimerDisabled:YES];
8954     }
8955 }
8956
8957 - (void) unlockSuspend {
8958     if (--locked_ == 0) {
8959         [self setIdleTimerDisabled:NO];
8960
8961         if ($SBSSetInterceptsMenuButtonForever != NULL)
8962             (*$SBSSetInterceptsMenuButtonForever)(false);
8963     }
8964 }
8965
8966 - (void) beginUpdate {
8967     [tabbar_ beginUpdate];
8968 }
8969
8970 - (void) cancelUpdate {
8971     [tabbar_ cancelUpdate];
8972 }
8973
8974 - (bool) requestUpdate {
8975     if (IsReachable("cydia.saurik.com")) {
8976         [self beginUpdate];
8977         return true;
8978     } else {
8979         UIAlertView *alert = [[[UIAlertView alloc]
8980             initWithTitle:[NSString stringWithFormat:Colon_, Error_, UCLocalize("REFRESH")]
8981             message:@"Host Unreachable" // XXX: Localize
8982             delegate:self
8983             cancelButtonTitle:UCLocalize("OK")
8984             otherButtonTitles:nil
8985         ] autorelease];
8986
8987         [alert setContext:@"norefresh"];
8988         [alert show];
8989
8990         return false;
8991     }
8992 }
8993
8994 - (BOOL) updating {
8995     return [tabbar_ updating];
8996 }
8997
8998 - (void) _loaded {
8999     if ([broken_ count] != 0) {
9000         int count = [broken_ count];
9001
9002         UIAlertView *alert = [[[UIAlertView alloc]
9003             initWithTitle:(count == 1 ? UCLocalize("HALFINSTALLED_PACKAGE") : [NSString stringWithFormat:UCLocalize("HALFINSTALLED_PACKAGES"), count])
9004             message:UCLocalize("HALFINSTALLED_PACKAGE_EX")
9005             delegate:self
9006             cancelButtonTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("FORCIBLY_CLEAR"), UCLocalize("UNSAFE")]
9007             otherButtonTitles:
9008                 UCLocalize("TEMPORARY_IGNORE"),
9009             nil
9010         ] autorelease];
9011
9012         [alert setContext:@"fixhalf"];
9013         [alert setNumberOfRows:2];
9014         [alert show];
9015     } else if (!Ignored_ && [essential_ count] != 0) {
9016         int count = [essential_ count];
9017
9018         UIAlertView *alert = [[[UIAlertView alloc]
9019             initWithTitle:(count == 1 ? UCLocalize("ESSENTIAL_UPGRADE") : [NSString stringWithFormat:UCLocalize("ESSENTIAL_UPGRADES"), count])
9020             message:UCLocalize("ESSENTIAL_UPGRADE_EX")
9021             delegate:self
9022             cancelButtonTitle:UCLocalize("TEMPORARY_IGNORE")
9023             otherButtonTitles:
9024                 UCLocalize("UPGRADE_ESSENTIAL"),
9025                 UCLocalize("COMPLETE_UPGRADE"),
9026             nil
9027         ] autorelease];
9028
9029         [alert setContext:@"upgrade"];
9030         [alert show];
9031     }
9032 }
9033
9034 - (void) returnToCydia {
9035     [self _loaded];
9036 }
9037
9038 - (void) _saveConfig {
9039     @synchronized (database_) {
9040         _trace();
9041         MetaFile_.Sync();
9042         _trace();
9043     }
9044
9045     if (Changed_) {
9046         NSString *error(nil);
9047
9048         if (NSData *data = [NSPropertyListSerialization dataFromPropertyList:Metadata_ format:NSPropertyListBinaryFormat_v1_0 errorDescription:&error]) {
9049             _trace();
9050             NSError *error(nil);
9051             _root(true) if (![data writeToFile:@"/var/lib/cydia/metadata.plist" options:NSAtomicWrite error:&error])
9052                 NSLog(@"failure to save metadata data: %@", error);
9053             _trace();
9054
9055             Changed_ = false;
9056         } else {
9057             NSLog(@"failure to serialize metadata: %@", error);
9058         }
9059     }
9060
9061     CydiaWriteSources();
9062 }
9063
9064 // Navigation controller for the queuing badge.
9065 - (UINavigationController *) queueNavigationController {
9066     NSArray *controllers = [tabbar_ viewControllers];
9067     return [controllers objectAtIndex:3];
9068 }
9069
9070 - (void) unloadData {
9071     [tabbar_ unloadData];
9072 }
9073
9074 - (void) _updateData {
9075     [self _saveConfig];
9076     [self unloadData];
9077
9078     UINavigationController *navigation = [self queueNavigationController];
9079
9080     id queuedelegate = nil;
9081     if ([[navigation viewControllers] count] > 0)
9082         queuedelegate = [[navigation viewControllers] objectAtIndex:0];
9083
9084     [queuedelegate queueStatusDidChange];
9085     [[navigation tabBarItem] setBadgeValue:(Queuing_ ? UCLocalize("Q_D") : nil)];
9086 }
9087
9088 - (void) _refreshIfPossible:(NSDate *)update {
9089     NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
9090
9091     bool recently = false;
9092     if (update != nil) {
9093         NSTimeInterval interval([update timeIntervalSinceNow]);
9094         if (interval <= 0 && interval > -(15*60))
9095             recently = true;
9096     }
9097
9098     // Don't automatic refresh if:
9099     //  - We already refreshed recently.
9100     //  - We already auto-refreshed this launch.
9101     //  - Auto-refresh is disabled.
9102     //  - Cydia's server is not reachable
9103     if (recently || loaded_ || ManualRefresh || !IsReachable("cydia.saurik.com")) {
9104         // If we are cancelling, we need to make sure it knows it's already loaded.
9105         loaded_ = true;
9106
9107         [self performSelectorOnMainThread:@selector(_loaded) withObject:nil waitUntilDone:NO];
9108     } else {
9109         // We are going to load, so remember that.
9110         loaded_ = true;
9111
9112         [tabbar_ performSelectorOnMainThread:@selector(setUpdate:) withObject:update waitUntilDone:NO];
9113     }
9114
9115     [pool release];
9116 }
9117
9118 - (void) refreshIfPossible {
9119     [NSThread detachNewThreadSelector:@selector(_refreshIfPossible:) toTarget:self withObject:[Metadata_ objectForKey:@"LastUpdate"]];
9120 }
9121
9122 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
9123 _profile(reloadDataWithInvocation)
9124 @synchronized (self) {
9125     UIProgressHUD *hud(loaded_ ? [self addProgressHUD] : nil);
9126     if (hud != nil)
9127         [hud setText:UCLocalize("RELOADING_DATA")];
9128
9129     [database_ yieldToSelector:@selector(reloadDataWithInvocation:) withObject:invocation];
9130
9131     size_t changes(0);
9132
9133     [essential_ removeAllObjects];
9134     [broken_ removeAllObjects];
9135
9136     _profile(reloadDataWithInvocation$Essential)
9137     NSArray *packages([database_ packages]);
9138     for (Package *package in packages) {
9139         if ([package half])
9140             [broken_ addObject:package];
9141         if ([package upgradableAndEssential:YES] && ![package ignored]) {
9142             if ([package essential] && [package installed] != nil)
9143                 [essential_ addObject:package];
9144             ++changes;
9145         }
9146     }
9147     _end
9148
9149     UITabBarItem *changesItem = [[[tabbar_ viewControllers] objectAtIndex:2] tabBarItem];
9150     if (changes != 0) {
9151         _trace();
9152         NSString *badge([[NSNumber numberWithInt:changes] stringValue]);
9153         [changesItem setBadgeValue:badge];
9154         [changesItem setAnimatedBadge:([essential_ count] > 0)];
9155         [self setApplicationIconBadgeNumber:changes];
9156     } else {
9157         _trace();
9158         [changesItem setBadgeValue:nil];
9159         [changesItem setAnimatedBadge:NO];
9160         [self setApplicationIconBadgeNumber:0];
9161     }
9162
9163     [self _updateData];
9164
9165     if (hud != nil)
9166         [self removeProgressHUD:hud];
9167 }
9168 _end
9169
9170     PrintTimes();
9171 }
9172
9173 - (void) updateData {
9174     [self _updateData];
9175 }
9176
9177 - (void) updateDataAndLoad {
9178     [self _updateData];
9179     if ([database_ progressDelegate] == nil)
9180         [self _loaded];
9181 }
9182
9183 - (void) update_ {
9184     [database_ update];
9185     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
9186 }
9187
9188 - (void) disemulate {
9189     if (emulated_ == nil)
9190         return;
9191
9192     if ([window_ respondsToSelector:@selector(setRootViewController:)])
9193         [window_ setRootViewController:tabbar_];
9194     else {
9195         [window_ addSubview:[tabbar_ view]];
9196         [[emulated_ view] removeFromSuperview];
9197     }
9198
9199     emulated_ = nil;
9200     [window_ setUserInteractionEnabled:YES];
9201 }
9202
9203 - (void) presentModalViewController:(UIViewController *)controller force:(BOOL)force {
9204     UINavigationController *navigation([[[UINavigationController alloc] initWithRootViewController:controller] autorelease]);
9205     if (IsWildcat_)
9206         [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
9207
9208     UIViewController *parent;
9209     if (emulated_ == nil)
9210         parent = tabbar_;
9211     else if (!force)
9212         parent = emulated_;
9213     else {
9214         [self disemulate];
9215         parent = tabbar_;
9216     }
9217
9218     [parent presentModalViewController:navigation animated:YES];
9219 }
9220
9221 - (ProgressController *) invokeNewProgress:(NSInvocation *)invocation forController:(UINavigationController *)navigation withTitle:(NSString *)title {
9222     ProgressController *progress([[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease]);
9223
9224     if (navigation != nil)
9225         [navigation pushViewController:progress animated:YES];
9226     else
9227         [self presentModalViewController:progress force:YES];
9228
9229     [progress invoke:invocation withTitle:title];
9230     return progress;
9231 }
9232
9233 - (void) detachNewProgressSelector:(SEL)selector toTarget:(id)target forController:(UINavigationController *)navigation title:(NSString *)title {
9234     [self invokeNewProgress:[NSInvocation invocationWithSelector:selector forTarget:target] forController:navigation withTitle:title];
9235 }
9236
9237 - (void) repairWithInvocation:(NSInvocation *)invocation {
9238     _trace();
9239     [self invokeNewProgress:invocation forController:nil withTitle:@"REPAIRING"];
9240     _trace();
9241 }
9242
9243 - (void) repairWithSelector:(SEL)selector {
9244     [self performSelectorOnMainThread:@selector(repairWithInvocation:) withObject:[NSInvocation invocationWithSelector:selector forTarget:database_] waitUntilDone:YES];
9245 }
9246
9247 - (void) reloadData {
9248     [self reloadDataWithInvocation:nil];
9249     if ([database_ progressDelegate] == nil)
9250         [self _loaded];
9251 }
9252
9253 - (void) syncData {
9254     [self _saveConfig];
9255     [self detachNewProgressSelector:@selector(update_) toTarget:self forController:nil title:@"UPDATING_SOURCES"];
9256 }
9257
9258 - (void) addSource:(NSDictionary *) source {
9259     CydiaAddSource(source);
9260 }
9261
9262 - (void) addSource:(NSString *)href withDistribution:(NSString *)distribution andSections:(NSArray *)sections {
9263     CydiaAddSource(href, distribution, sections);
9264 }
9265
9266 - (void) addTrivialSource:(NSString *)href {
9267     CydiaAddSource(href, @"./");
9268 }
9269
9270 - (void) updateValues {
9271     Changed_ = true;
9272 }
9273
9274 - (void) resolve {
9275     pkgProblemResolver *resolver = [database_ resolver];
9276
9277     resolver->InstallProtect();
9278     if (!resolver->Resolve(true))
9279         _error->Discard();
9280 }
9281
9282 - (bool) perform {
9283     // XXX: this is a really crappy way of doing this.
9284     // like, seriously: this state machine is still broken, and cancelling this here doesn't really /fix/ that.
9285     // for one, the user can still /start/ a reloading data event while they have a queue, which is stupid
9286     // for two, this just means there is a race condition between the refresh completing and the confirmation controller appearing.
9287     if ([tabbar_ updating])
9288         [tabbar_ cancelUpdate];
9289
9290     if (![database_ prepare])
9291         return false;
9292
9293     ConfirmationController *page([[[ConfirmationController alloc] initWithDatabase:database_] autorelease]);
9294     [page setDelegate:self];
9295     UINavigationController *confirm_([[[UINavigationController alloc] initWithRootViewController:page] autorelease]);
9296
9297     if (IsWildcat_)
9298         [confirm_ setModalPresentationStyle:UIModalPresentationFormSheet];
9299     [tabbar_ presentModalViewController:confirm_ animated:YES];
9300
9301     return true;
9302 }
9303
9304 - (void) queue {
9305     @synchronized (self) {
9306         [self perform];
9307     }
9308 }
9309
9310 - (void) clearPackage:(Package *)package {
9311     @synchronized (self) {
9312         [package clear];
9313         [self resolve];
9314         [self perform];
9315     }
9316 }
9317
9318 - (void) installPackages:(NSArray *)packages {
9319     @synchronized (self) {
9320         for (Package *package in packages)
9321             [package install];
9322         [self resolve];
9323         [self perform];
9324     }
9325 }
9326
9327 - (void) installPackage:(Package *)package {
9328     @synchronized (self) {
9329         [package install];
9330         [self resolve];
9331         [self perform];
9332     }
9333 }
9334
9335 - (void) removePackage:(Package *)package {
9336     @synchronized (self) {
9337         [package remove];
9338         [self resolve];
9339         [self perform];
9340     }
9341 }
9342
9343 - (void) distUpgrade {
9344     @synchronized (self) {
9345         if (![database_ upgrade])
9346             return;
9347         [self perform];
9348     }
9349 }
9350
9351 - (void) _uicache {
9352     _trace();
9353     system("/usr/bin/uicache");
9354     _trace();
9355 }
9356
9357 - (void) uicache {
9358     UIProgressHUD *hud([self addProgressHUD]);
9359     [hud setText:UCLocalize("LOADING")];
9360     [self yieldToSelector:@selector(_uicache)];
9361     [self removeProgressHUD:hud];
9362 }
9363
9364 - (void) perform_ {
9365     [database_ perform];
9366     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
9367     [self performSelectorOnMainThread:@selector(uicache) withObject:nil waitUntilDone:YES];
9368 }
9369
9370 - (void) confirmWithNavigationController:(UINavigationController *)navigation {
9371     Queuing_ = false;
9372     [self lockSuspend];
9373     [self detachNewProgressSelector:@selector(perform_) toTarget:self forController:navigation title:@"RUNNING"];
9374     [self unlockSuspend];
9375 }
9376
9377 - (void) retainNetworkActivityIndicator {
9378     if (activity_++ == 0)
9379         [self setNetworkActivityIndicatorVisible:YES];
9380
9381 #if TraceLogging
9382     NSLog(@"retainNetworkActivityIndicator->%d", activity_);
9383 #endif
9384 }
9385
9386 - (void) releaseNetworkActivityIndicator {
9387     if (--activity_ == 0)
9388         [self setNetworkActivityIndicatorVisible:NO];
9389
9390 #if TraceLogging
9391     NSLog(@"releaseNetworkActivityIndicator->%d", activity_);
9392 #endif
9393
9394 }
9395
9396 - (void) cancelAndClear:(bool)clear {
9397     @synchronized (self) {
9398         if (clear) {
9399             [database_ clear];
9400             Queuing_ = false;
9401         } else {
9402             Queuing_ = true;
9403         }
9404
9405         [self _updateData];
9406     }
9407 }
9408
9409 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
9410     NSString *context([alert context]);
9411
9412     if ([context isEqualToString:@"conffile"]) {
9413         FILE *input = [database_ input];
9414         if (button == [alert cancelButtonIndex])
9415             fprintf(input, "N\n");
9416         else if (button == [alert firstOtherButtonIndex])
9417             fprintf(input, "Y\n");
9418         fflush(input);
9419
9420         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9421     } else if ([context isEqualToString:@"fixhalf"]) {
9422         if (button == [alert cancelButtonIndex]) {
9423             @synchronized (self) {
9424                 _root(false) for (Package *broken in (id) broken_) {
9425                     [broken remove];
9426
9427                     NSString *id = [broken id];
9428                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.prerm", id] UTF8String]);
9429                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postrm", id] UTF8String]);
9430                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.preinst", id] UTF8String]);
9431                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postinst", id] UTF8String]);
9432                 }
9433
9434                 [self resolve];
9435                 [self perform];
9436             }
9437         } else if (button == [alert firstOtherButtonIndex]) {
9438             [broken_ removeAllObjects];
9439             [self _loaded];
9440         }
9441
9442         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9443     } else if ([context isEqualToString:@"upgrade"]) {
9444         if (button == [alert firstOtherButtonIndex]) {
9445             @synchronized (self) {
9446                 for (Package *essential in (id) essential_)
9447                     [essential install];
9448
9449                 [self resolve];
9450                 [self perform];
9451             }
9452         } else if (button == [alert firstOtherButtonIndex] + 1) {
9453             [self distUpgrade];
9454         } else if (button == [alert cancelButtonIndex]) {
9455             Ignored_ = YES;
9456         }
9457
9458         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9459     }
9460 }
9461
9462 - (void) system:(NSString *)command {
9463     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9464
9465     _trace();
9466     system([command UTF8String]);
9467     _trace();
9468
9469     [pool release];
9470 }
9471
9472 - (void) applicationWillSuspend {
9473     [database_ clean];
9474     [super applicationWillSuspend];
9475 }
9476
9477 - (BOOL) isSafeToSuspend {
9478     if (locked_ != 0) {
9479 #if !ForRelease
9480         NSLog(@"isSafeToSuspend: locked_ != 0");
9481 #endif
9482         return false;
9483     }
9484
9485     if ([tabbar_ modalViewController] != nil)
9486         return false;
9487
9488     // Use external process status API internally.
9489     // This is probably a really bad idea.
9490     // XXX: what is the point of this? does this solve anything at all?
9491     uint64_t status = 0;
9492     int notify_token;
9493     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
9494         notify_get_state(notify_token, &status);
9495         notify_cancel(notify_token);
9496     }
9497
9498     if (status != 0) {
9499 #if !ForRelease
9500         NSLog(@"isSafeToSuspend: status != 0");
9501 #endif
9502         return false;
9503     }
9504
9505 #if !ForRelease
9506     NSLog(@"isSafeToSuspend: -> true");
9507 #endif
9508     return true;
9509 }
9510
9511 - (void) applicationSuspend:(__GSEvent *)event {
9512     if ([self isSafeToSuspend])
9513         [super applicationSuspend:event];
9514 }
9515
9516 - (void) _animateSuspension:(BOOL)arg0 duration:(double)arg1 startTime:(double)arg2 scale:(float)arg3 {
9517     if ([self isSafeToSuspend])
9518         [super _animateSuspension:arg0 duration:arg1 startTime:arg2 scale:arg3];
9519 }
9520
9521 - (void) _setSuspended:(BOOL)value {
9522     if ([self isSafeToSuspend])
9523         [super _setSuspended:value];
9524 }
9525
9526 - (UIProgressHUD *) addProgressHUD {
9527     UIProgressHUD *hud([[[UIProgressHUD alloc] init] autorelease]);
9528     [hud setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
9529
9530     [window_ setUserInteractionEnabled:NO];
9531
9532     UIViewController *target(tabbar_);
9533     if (UIViewController *modal = [target modalViewController])
9534         target = modal;
9535
9536     [hud showInView:[target view]];
9537
9538     [self lockSuspend];
9539     return hud;
9540 }
9541
9542 - (void) removeProgressHUD:(UIProgressHUD *)hud {
9543     [self unlockSuspend];
9544     [hud hide];
9545     [hud removeFromSuperview];
9546     [window_ setUserInteractionEnabled:YES];
9547 }
9548
9549 - (CyteViewController *) pageForPackage:(NSString *)name withReferrer:(NSString *)referrer {
9550     return [[[CYPackageController alloc] initWithDatabase:database_ forPackage:name withReferrer:referrer] autorelease];
9551 }
9552
9553 - (CyteViewController *) pageForURL:(NSURL *)url forExternal:(BOOL)external withReferrer:(NSString *)referrer {
9554     NSString *scheme([[url scheme] lowercaseString]);
9555     if ([[url absoluteString] length] <= [scheme length] + 3)
9556         return nil;
9557     NSString *path([[url absoluteString] substringFromIndex:[scheme length] + 3]);
9558     NSArray *components([path componentsSeparatedByString:@"/"]);
9559
9560     if ([scheme isEqualToString:@"apptapp"] && [components count] > 0 && [[components objectAtIndex:0] isEqualToString:@"package"]) {
9561         CyteViewController *controller([self pageForPackage:[components objectAtIndex:1] withReferrer:referrer]);
9562         if (controller != nil)
9563             [controller setDelegate:self];
9564         return controller;
9565     }
9566
9567     if ([components count] < 1 || ![scheme isEqualToString:@"cydia"])
9568         return nil;
9569
9570     NSString *base([components objectAtIndex:0]);
9571
9572     CyteViewController *controller = nil;
9573
9574     if ([base isEqualToString:@"url"]) {
9575         // This kind of URL can contain slashes in the argument, so we can't parse them below.
9576         NSString *destination = [[url absoluteString] substringFromIndex:([scheme length] + [@"://" length] + [base length] + [@"/" length])];
9577         controller = [[[CydiaWebViewController alloc] initWithURL:[NSURL URLWithString:destination]] autorelease];
9578     } else if (!external && [components count] == 1) {
9579         if ([base isEqualToString:@"sources"]) {
9580             controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9581         }
9582
9583         if ([base isEqualToString:@"home"]) {
9584             controller = [[[HomeController alloc] init] autorelease];
9585         }
9586
9587         if ([base isEqualToString:@"sections"]) {
9588             controller = [[[SectionsController alloc] initWithDatabase:database_ source:nil] autorelease];
9589         }
9590
9591         if ([base isEqualToString:@"search"]) {
9592             controller = [[[SearchController alloc] initWithDatabase:database_ query:nil] autorelease];
9593         }
9594
9595         if ([base isEqualToString:@"changes"]) {
9596             controller = [[[ChangesController alloc] initWithDatabase:database_] autorelease];
9597         }
9598
9599         if ([base isEqualToString:@"installed"]) {
9600             controller = [[[InstalledController alloc] initWithDatabase:database_] autorelease];
9601         }
9602     } else if ([components count] == 2) {
9603         NSString *argument = [[components objectAtIndex:1] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
9604
9605         if ([base isEqualToString:@"package"]) {
9606             controller = [self pageForPackage:argument withReferrer:referrer];
9607         }
9608
9609         if (!external && [base isEqualToString:@"search"]) {
9610             controller = [[[SearchController alloc] initWithDatabase:database_ query:argument] autorelease];
9611         }
9612
9613         if (!external && [base isEqualToString:@"sections"]) {
9614             if ([argument isEqualToString:@"all"] || [argument isEqualToString:@"*"])
9615                 argument = nil;
9616             controller = [[[SectionController alloc] initWithDatabase:database_ source:nil section:argument] autorelease];
9617         }
9618
9619         if (!external && [base isEqualToString:@"sources"]) {
9620             if ([argument isEqualToString:@"add"]) {
9621                 controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9622                 [(SourcesController *)controller showAddSourcePrompt];
9623             } else {
9624                 Source *source([database_ sourceWithKey:argument]);
9625                 controller = [[[SectionsController alloc] initWithDatabase:database_ source:source] autorelease];
9626             }
9627         }
9628
9629         if (!external && [base isEqualToString:@"launch"]) {
9630             [self launchApplicationWithIdentifier:argument suspended:NO];
9631             return nil;
9632         }
9633     } else if (!external && [components count] == 3) {
9634         NSString *arg1 = [[components objectAtIndex:1] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
9635         NSString *arg2 = [[components objectAtIndex:2] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
9636
9637         if ([base isEqualToString:@"package"]) {
9638             if ([arg2 isEqualToString:@"settings"]) {
9639                 controller = [[[PackageSettingsController alloc] initWithDatabase:database_ package:arg1] autorelease];
9640             } else if ([arg2 isEqualToString:@"files"]) {
9641                 if (Package *package = [database_ packageWithName:arg1]) {
9642                     controller = [[[FileTable alloc] initWithDatabase:database_] autorelease];
9643                     [(FileTable *)controller setPackage:package];
9644                 }
9645             }
9646         }
9647
9648         if ([base isEqualToString:@"sections"]) {
9649             Source *source([arg1 isEqualToString:@"*"] ? nil : [database_ sourceWithKey:arg1]);
9650             NSString *section([arg2 isEqualToString:@"*"] ? nil : arg2);
9651             controller = [[[SectionController alloc] initWithDatabase:database_ source:source section:section] autorelease];
9652         }
9653     }
9654
9655     [controller setDelegate:self];
9656     return controller;
9657 }
9658
9659 - (BOOL) openCydiaURL:(NSURL *)url forExternal:(BOOL)external {
9660     CyteViewController *page([self pageForURL:url forExternal:external withReferrer:nil]);
9661
9662     if (page != nil)
9663         [tabbar_ setUnselectedViewController:page];
9664
9665     return page != nil;
9666 }
9667
9668 - (void) applicationOpenURL:(NSURL *)url {
9669     [super applicationOpenURL:url];
9670
9671     if (!loaded_)
9672         starturl_ = url;
9673     else
9674         [self openCydiaURL:url forExternal:YES];
9675 }
9676
9677 - (void) applicationWillResignActive:(UIApplication *)application {
9678     // Stop refreshing if you get a phone call or lock the device.
9679     if ([tabbar_ updating])
9680         [tabbar_ cancelUpdate];
9681
9682     if ([[self superclass] instancesRespondToSelector:@selector(applicationWillResignActive:)])
9683         [super applicationWillResignActive:application];
9684 }
9685
9686 - (void) saveState {
9687     [Metadata_ setObject:[tabbar_ navigationURLCollection] forKey:@"InterfaceState"];
9688     [Metadata_ setObject:[NSDate date] forKey:@"LastClosed"];
9689     [Metadata_ setObject:[NSNumber numberWithInt:[tabbar_ selectedIndex]] forKey:@"InterfaceIndex"];
9690     Changed_ = true;
9691
9692     [self _saveConfig];
9693 }
9694
9695 - (void) applicationWillTerminate:(UIApplication *)application {
9696     [self saveState];
9697 }
9698
9699 - (void) setConfigurationData:(NSString *)data {
9700     static Pcre conffile_r("^'(.*)' '(.*)' ([01]) ([01])$");
9701
9702     if (!conffile_r(data)) {
9703         lprintf("E:invalid conffile\n");
9704         return;
9705     }
9706
9707     NSString *ofile = conffile_r[1];
9708     //NSString *nfile = conffile_r[2];
9709
9710     UIAlertView *alert = [[[UIAlertView alloc]
9711         initWithTitle:UCLocalize("CONFIGURATION_UPGRADE")
9712         message:[NSString stringWithFormat:@"%@\n\n%@", UCLocalize("CONFIGURATION_UPGRADE_EX"), ofile]
9713         delegate:self
9714         cancelButtonTitle:UCLocalize("KEEP_OLD_COPY")
9715         otherButtonTitles:
9716             UCLocalize("ACCEPT_NEW_COPY"),
9717             // XXX: UCLocalize("SEE_WHAT_CHANGED"),
9718         nil
9719     ] autorelease];
9720
9721     [alert setContext:@"conffile"];
9722     [alert setNumberOfRows:2];
9723     [alert show];
9724 }
9725
9726 - (void) addStashController {
9727     [self lockSuspend];
9728     stash_ = [[[StashController alloc] init] autorelease];
9729     [window_ addSubview:[stash_ view]];
9730 }
9731
9732 - (void) removeStashController {
9733     [[stash_ view] removeFromSuperview];
9734     stash_ = nil;
9735     [self unlockSuspend];
9736 }
9737
9738 - (void) stash {
9739     [[UIApplication sharedApplication] setStatusBarStyle:UIStatusBarStyleBlackOpaque];
9740     UpdateExternalStatus(1);
9741     _root(true) [self yieldToSelector:@selector(system:) withObject:@"/usr/libexec/cydia/free.sh"];
9742     UpdateExternalStatus(0);
9743
9744     [self removeStashController];
9745
9746     pid_t pid(ExecFork());
9747     if (pid == 0) {
9748         execlp("launchctl", "launchctl", "stop", "com.apple.SpringBoard", NULL);
9749         perror("launchctl stop");
9750
9751         exit(0);
9752     } ReapZombie(pid);
9753 }
9754
9755 - (void) setupViewControllers {
9756     tabbar_ = [[[CydiaTabBarController alloc] initWithDatabase:database_] autorelease];
9757
9758     NSMutableArray *items;
9759     if (kCFCoreFoundationVersionNumber < 800) {
9760         items = [NSMutableArray arrayWithObjects:
9761             [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage imageNamed:@"home.png"] tag:0] autorelease],
9762             [[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage imageNamed:@"install.png"] tag:0] autorelease],
9763             [[[UITabBarItem alloc] initWithTitle:UCLocalize("CHANGES") image:[UIImage imageNamed:@"changes.png"] tag:0] autorelease],
9764             [[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage imageNamed:@"manage.png"] tag:0] autorelease],
9765             [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage imageNamed:@"search.png"] tag:0] autorelease],
9766         nil];
9767     } else {
9768         items = [NSMutableArray arrayWithObjects:
9769             [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage imageNamed:@"home7.png"] selectedImage:[UIImage imageNamed:@"home7s.png"]] autorelease],
9770             [[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage imageNamed:@"install7.png"] selectedImage:[UIImage imageNamed:@"install7s.png"]] autorelease],
9771             [[[UITabBarItem alloc] initWithTitle:UCLocalize("CHANGES") image:[UIImage imageNamed:@"changes7.png"] selectedImage:[UIImage imageNamed:@"changes7s.png"]] autorelease],
9772             [[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage imageNamed:@"manage7.png"] selectedImage:[UIImage imageNamed:@"manage7s.png"]] autorelease],
9773             [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage imageNamed:@"search7.png"] selectedImage:[UIImage imageNamed:@"search7s.png"]] autorelease],
9774         nil];
9775     }
9776
9777     NSMutableArray *controllers([NSMutableArray array]);
9778     for (UITabBarItem *item in items) {
9779         UINavigationController *controller([[[UINavigationController alloc] init] autorelease]);
9780         [controller setTabBarItem:item];
9781         [controllers addObject:controller];
9782     }
9783     [tabbar_ setViewControllers:controllers];
9784
9785     [tabbar_ setUpdateDelegate:self];
9786 }
9787
9788 - (void) _sendMemoryWarningNotification {
9789     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: maybe 4_0?
9790         [[NSNotificationCenter defaultCenter] postNotificationName:@"UIApplicationMemoryWarningNotification" object:[UIApplication sharedApplication]];
9791     else
9792         [[NSNotificationCenter defaultCenter] postNotificationName:@"UIApplicationDidReceiveMemoryWarningNotification" object:[UIApplication sharedApplication]];
9793 }
9794
9795 - (void) _sendMemoryWarningNotifications {
9796     while (true) {
9797         [self performSelectorOnMainThread:@selector(_sendMemoryWarningNotification) withObject:nil waitUntilDone:NO];
9798         sleep(2);
9799         //usleep(2000000);
9800     }
9801 }
9802
9803 - (void) applicationDidReceiveMemoryWarning:(UIApplication *)application {
9804     NSLog(@"--");
9805     [[NSURLCache sharedURLCache] removeAllCachedResponses];
9806 }
9807
9808 - (void) applicationDidFinishLaunching:(id)unused {
9809     //[NSThread detachNewThreadSelector:@selector(_sendMemoryWarningNotifications) toTarget:self withObject:nil];
9810
9811 _trace();
9812     if ([self respondsToSelector:@selector(setApplicationSupportsShakeToEdit:)])
9813         [self setApplicationSupportsShakeToEdit:NO];
9814
9815     @synchronized (HostConfig_) {
9816         [BridgedHosts_ addObject:[[NSURL URLWithString:CydiaURL(@"")] host]];
9817     }
9818
9819     [NSURLCache setSharedURLCache:[[[CYURLCache alloc]
9820         initWithMemoryCapacity:524288
9821         diskCapacity:10485760
9822         diskPath:Cache("SDURLCache")
9823     ] autorelease]];
9824
9825     [CydiaWebViewController _initialize];
9826
9827     [NSURLProtocol registerClass:[CydiaURLProtocol class]];
9828
9829     // this would disallow http{,s} URLs from accessing this data
9830     //[WebView registerURLSchemeAsLocal:@"cydia"];
9831
9832     Font12_ = [UIFont systemFontOfSize:12];
9833     Font12Bold_ = [UIFont boldSystemFontOfSize:12];
9834     Font14_ = [UIFont systemFontOfSize:14];
9835     Font18_ = [UIFont systemFontOfSize:18];
9836     Font18Bold_ = [UIFont boldSystemFontOfSize:18];
9837     Font22Bold_ = [UIFont boldSystemFontOfSize:22];
9838
9839     essential_ = [NSMutableArray arrayWithCapacity:4];
9840     broken_ = [NSMutableArray arrayWithCapacity:4];
9841
9842     // XXX: I really need this thing... like, seriously... I'm sorry
9843     [[[AppCacheController alloc] initWithURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/appcache/", UI_]]] reloadData];
9844
9845     window_ = [[[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]] autorelease];
9846     [window_ orderFront:self];
9847     [window_ makeKey:self];
9848     [window_ setHidden:NO];
9849
9850     if (false) stash: {
9851         [self addStashController];
9852         // XXX: this would be much cleaner as a yieldToSelector:
9853         // that way the removeStashController could happen right here inline
9854         // we also could no longer require the useless stash_ field anymore
9855         [self performSelector:@selector(stash) withObject:nil afterDelay:0];
9856         return;
9857     }
9858
9859     struct stat root;
9860     int error(stat("/", &root));
9861     _assert(error != -1);
9862
9863     #define Stash_(path) do { \
9864         struct stat folder; \
9865         int error(lstat((path), &folder)); \
9866         if (error != -1 && ( \
9867             folder.st_dev == root.st_dev && \
9868             S_ISDIR(folder.st_mode) \
9869         ) || error == -1 && ( \
9870             errno == ENOENT || \
9871             errno == ENOTDIR \
9872         )) goto stash; \
9873     } while (false)
9874
9875     Stash_("/Applications");
9876     Stash_("/Library/Ringtones");
9877     Stash_("/Library/Wallpaper");
9878     //Stash_("/usr/bin");
9879     Stash_("/usr/include");
9880     Stash_("/usr/lib/pam");
9881     Stash_("/usr/share");
9882     //Stash_("/var/lib");
9883
9884     database_ = [Database sharedInstance];
9885     [database_ setDelegate:self];
9886
9887     [window_ setUserInteractionEnabled:NO];
9888     [self setupViewControllers];
9889
9890     CydiaLoadingViewController *loading([[[CydiaLoadingViewController alloc] init] autorelease]);
9891     UINavigationController *navigation([[[UINavigationController alloc] init] autorelease]);
9892     [navigation setViewControllers:[NSArray arrayWithObject:loading]];
9893
9894     emulated_ = [[[CyteTabBarController alloc] init] autorelease];
9895     [emulated_ setViewControllers:[NSArray arrayWithObject:navigation]];
9896     [emulated_ setSelectedIndex:0];
9897
9898     if ([emulated_ respondsToSelector:@selector(concealTabBarSelection)])
9899         [emulated_ concealTabBarSelection];
9900
9901     if ([window_ respondsToSelector:@selector(setRootViewController:)])
9902         [window_ setRootViewController:emulated_];
9903     else
9904         [window_ addSubview:[emulated_ view]];
9905
9906     [self performSelector:@selector(loadData) withObject:nil afterDelay:0];
9907 _trace();
9908 }
9909
9910 - (NSArray *) defaultStartPages {
9911     NSMutableArray *standard = [NSMutableArray array];
9912     [standard addObject:[NSArray arrayWithObject:@"cydia://home"]];
9913     [standard addObject:[NSArray arrayWithObject:@"cydia://sources"]];
9914     [standard addObject:[NSArray arrayWithObject:@"cydia://changes"]];
9915     [standard addObject:[NSArray arrayWithObject:@"cydia://installed"]];
9916     [standard addObject:[NSArray arrayWithObject:@"cydia://search"]];
9917     return standard;
9918 }
9919
9920 - (void) loadData {
9921 _trace();
9922     if ([emulated_ modalViewController] != nil)
9923         [emulated_ dismissModalViewControllerAnimated:YES];
9924     [window_ setUserInteractionEnabled:NO];
9925
9926     [self reloadDataWithInvocation:nil];
9927     [self refreshIfPossible];
9928     [self disemulate];
9929
9930     int savedIndex = [[Metadata_ objectForKey:@"InterfaceIndex"] intValue];
9931     NSArray *saved = [[[Metadata_ objectForKey:@"InterfaceState"] mutableCopy] autorelease];
9932     int standardIndex = 0;
9933     NSArray *standard = [self defaultStartPages];
9934
9935     BOOL valid = YES;
9936
9937     if (saved == nil)
9938         valid = NO;
9939
9940     NSDate *closed = [Metadata_ objectForKey:@"LastClosed"];
9941     if (valid && closed != nil) {
9942         NSTimeInterval interval([closed timeIntervalSinceNow]);
9943         // XXX: Is 30 minutes the optimal time here?
9944         if (interval <= -(30*60))
9945             valid = NO;
9946     }
9947
9948     if (valid && [saved count] != [standard count])
9949         valid = NO;
9950
9951     if (valid) {
9952         for (unsigned int i = 0; i < [standard count]; i++) {
9953             NSArray *std = [standard objectAtIndex:i], *sav = [saved objectAtIndex:i];
9954             // XXX: The "hasPrefix" sanity check here could be, in theory, fooled,
9955             //      but it's good enough for now.
9956             if ([sav count] == 0 || ![[sav objectAtIndex:0] hasPrefix:[std objectAtIndex:0]]) {
9957                 valid = NO;
9958                 break;
9959             }
9960         }
9961     }
9962
9963     NSArray *items = nil;
9964     if (valid) {
9965         [tabbar_ setSelectedIndex:savedIndex];
9966         items = saved;
9967     } else {
9968         [tabbar_ setSelectedIndex:standardIndex];
9969         items = standard;
9970     }
9971
9972     for (unsigned int tab = 0; tab < [[tabbar_ viewControllers] count]; tab++) {
9973         NSArray *stack = [items objectAtIndex:tab];
9974         UINavigationController *navigation = [[tabbar_ viewControllers] objectAtIndex:tab];
9975         NSMutableArray *current = [NSMutableArray array];
9976
9977         for (unsigned int nav = 0; nav < [stack count]; nav++) {
9978             NSString *addr = [stack objectAtIndex:nav];
9979             NSURL *url = [NSURL URLWithString:addr];
9980             CyteViewController *page = [self pageForURL:url forExternal:NO withReferrer:nil];
9981             if (page != nil)
9982                 [current addObject:page];
9983         }
9984
9985         [navigation setViewControllers:current];
9986     }
9987
9988     // (Try to) show the startup URL.
9989     if (starturl_ != nil) {
9990         [self openCydiaURL:starturl_ forExternal:YES];
9991         starturl_ = nil;
9992     }
9993 }
9994
9995 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item {
9996     if (item != nil && IsWildcat_) {
9997         [sheet showFromBarButtonItem:item animated:YES];
9998     } else {
9999         [sheet showInView:window_];
10000     }
10001 }
10002
10003 - (void) addProgressEvent:(CydiaProgressEvent *)event forTask:(NSString *)task {
10004     id<ProgressDelegate> progress([database_ progressDelegate] ?: [self invokeNewProgress:nil forController:nil withTitle:task]);
10005     [progress setTitle:task];
10006     [progress addProgressEvent:event];
10007 }
10008
10009 - (void) addProgressEventForTask:(NSArray *)data {
10010     CydiaProgressEvent *event([data objectAtIndex:0]);
10011     NSString *task([data count] < 2 ? nil : [data objectAtIndex:1]);
10012     [self addProgressEvent:event forTask:task];
10013 }
10014
10015 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task {
10016     [self performSelectorOnMainThread:@selector(addProgressEventForTask:) withObject:[NSArray arrayWithObjects:event, task, nil] waitUntilDone:YES];
10017 }
10018
10019 @end
10020
10021 /*IMP alloc_;
10022 id Alloc_(id self, SEL selector) {
10023     id object = alloc_(self, selector);
10024     lprintf("[%s]A-%p\n", self->isa->name, object);
10025     return object;
10026 }*/
10027
10028 /*IMP dealloc_;
10029 id Dealloc_(id self, SEL selector) {
10030     id object = dealloc_(self, selector);
10031     lprintf("[%s]D-%p\n", self->isa->name, object);
10032     return object;
10033 }*/
10034
10035 Class $NSURLConnection;
10036
10037 MSHook(id, NSURLConnection$init$, NSURLConnection *self, SEL _cmd, NSURLRequest *request, id delegate, BOOL usesCache, int64_t maxContentLength, BOOL startImmediately, NSDictionary *connectionProperties) {
10038     NSMutableURLRequest *copy([[request mutableCopy] autorelease]);
10039
10040     NSURL *url([copy URL]);
10041
10042     NSString *host([url host]);
10043     NSString *scheme([[url scheme] lowercaseString]);
10044
10045     NSString *compound([NSString stringWithFormat:@"%@:%@", scheme, host]);
10046
10047     @synchronized (HostConfig_) {
10048         if ([copy respondsToSelector:@selector(setHTTPShouldUsePipelining:)])
10049             if ([PipelinedHosts_ containsObject:host] || [PipelinedHosts_ containsObject:compound])
10050                 [copy setHTTPShouldUsePipelining:YES];
10051
10052         if (NSString *control = [copy valueForHTTPHeaderField:@"Cache-Control"])
10053             if ([control isEqualToString:@"max-age=0"])
10054                 if ([CachedURLs_ containsObject:url]) {
10055 #if !ForRelease
10056                     NSLog(@"~~~: %@", url);
10057 #endif
10058
10059                     [copy setCachePolicy:NSURLRequestReturnCacheDataDontLoad];
10060
10061                     [copy setValue:nil forHTTPHeaderField:@"Cache-Control"];
10062                     [copy setValue:nil forHTTPHeaderField:@"If-Modified-Since"];
10063                     [copy setValue:nil forHTTPHeaderField:@"If-None-Match"];
10064                 }
10065     }
10066
10067     if ((self = _NSURLConnection$init$(self, _cmd, copy, delegate, usesCache, maxContentLength, startImmediately, connectionProperties)) != nil) {
10068     } return self;
10069 }
10070
10071 Class $WAKWindow;
10072
10073 static CGSize $WAKWindow$screenSize(WAKWindow *self, SEL _cmd) {
10074     CGSize size([[UIScreen mainScreen] bounds].size);
10075     /*if ([$WAKWindow respondsToSelector:@selector(hasLandscapeOrientation)])
10076         if ([$WAKWindow hasLandscapeOrientation])
10077             std::swap(size.width, size.height);*/
10078     return size;
10079 }
10080
10081 Class $NSUserDefaults;
10082
10083 MSHook(id, NSUserDefaults$objectForKey$, NSUserDefaults *self, SEL _cmd, NSString *key) {
10084     if ([key respondsToSelector:@selector(isEqualToString:)] && [key isEqualToString:@"WebKitLocalStorageDatabasePathPreferenceKey"])
10085         return Cache("LocalStorage");
10086     return _NSUserDefaults$objectForKey$(self, _cmd, key);
10087 }
10088
10089 int main(int argc, char *argv[]) {
10090     seteuid(501);
10091
10092     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
10093
10094     _trace();
10095
10096     UpdateExternalStatus(0);
10097
10098     UIScreen *screen([UIScreen mainScreen]);
10099     if ([screen respondsToSelector:@selector(scale)])
10100         ScreenScale_ = [screen scale];
10101     else
10102         ScreenScale_ = 1;
10103
10104     UIDevice *device([UIDevice currentDevice]);
10105     if ([device respondsToSelector:@selector(userInterfaceIdiom)]) {
10106         UIUserInterfaceIdiom idiom([device userInterfaceIdiom]);
10107         if (idiom == UIUserInterfaceIdiomPad)
10108             IsWildcat_ = true;
10109     }
10110
10111     Idiom_ = IsWildcat_ ? @"ipad" : @"iphone";
10112
10113     Pcre pattern("^([0-9]+\\.[0-9]+)");
10114
10115     if (pattern([device systemVersion]))
10116         Firmware_ = pattern[1];
10117     if (pattern(Cydia_))
10118         Major_ = pattern[1];
10119
10120     SessionData_ = [NSMutableDictionary dictionaryWithCapacity:4];
10121
10122     HostConfig_ = [[[NSObject alloc] init] autorelease];
10123     @synchronized (HostConfig_) {
10124         BridgedHosts_ = [NSMutableSet setWithCapacity:4];
10125         TokenHosts_ = [NSMutableSet setWithCapacity:4];
10126         InsecureHosts_ = [NSMutableSet setWithCapacity:4];
10127         PipelinedHosts_ = [NSMutableSet setWithCapacity:4];
10128         CachedURLs_ = [NSMutableSet setWithCapacity:32];
10129     }
10130
10131     NSString *ui(@"ui/ios");
10132     if (Idiom_ != nil)
10133         ui = [ui stringByAppendingString:[NSString stringWithFormat:@"~%@", Idiom_]];
10134     ui = [ui stringByAppendingString:[NSString stringWithFormat:@"/%@", Major_]];
10135     UI_ = CydiaURL(ui);
10136
10137     PackageName = reinterpret_cast<CYString &(*)(Package *, SEL)>(method_getImplementation(class_getInstanceMethod([Package class], @selector(cyname))));
10138
10139     /* Library Hacks {{{ */
10140     class_addMethod(objc_getClass("DOMNodeList"), @selector(countByEnumeratingWithState:objects:count:), (IMP) &DOMNodeList$countByEnumeratingWithState$objects$count$, "I20@0:4^{NSFastEnumerationState}8^@12I16");
10141
10142     $WAKWindow = objc_getClass("WAKWindow");
10143     if ($WAKWindow != NULL)
10144         if (Method method = class_getInstanceMethod($WAKWindow, @selector(screenSize)))
10145             method_setImplementation(method, (IMP) &$WAKWindow$screenSize);
10146
10147     $NSURLConnection = objc_getClass("NSURLConnection");
10148     Method NSURLConnection$init$(class_getInstanceMethod($NSURLConnection, @selector(_initWithRequest:delegate:usesCache:maxContentLength:startImmediately:connectionProperties:)));
10149     if (NSURLConnection$init$ != NULL) {
10150         _NSURLConnection$init$ = reinterpret_cast<id (*)(NSURLConnection *, SEL, NSURLRequest *, id, BOOL, int64_t, BOOL, NSDictionary *)>(method_getImplementation(NSURLConnection$init$));
10151         method_setImplementation(NSURLConnection$init$, reinterpret_cast<IMP>(&$NSURLConnection$init$));
10152     }
10153
10154     $NSUserDefaults = objc_getClass("NSUserDefaults");
10155     Method NSUserDefaults$objectForKey$(class_getInstanceMethod($NSUserDefaults, @selector(objectForKey:)));
10156     if (NSUserDefaults$objectForKey$ != NULL) {
10157         _NSUserDefaults$objectForKey$ = reinterpret_cast<id (*)(NSUserDefaults *, SEL, NSString *)>(method_getImplementation(NSUserDefaults$objectForKey$));
10158         method_setImplementation(NSUserDefaults$objectForKey$, reinterpret_cast<IMP>(&$NSUserDefaults$objectForKey$));
10159     }
10160     /* }}} */
10161     /* Set Locale {{{ */
10162     Locale_ = CFLocaleCopyCurrent();
10163     Languages_ = [NSLocale preferredLanguages];
10164
10165     //CFStringRef locale(CFLocaleGetIdentifier(Locale_));
10166     //NSLog(@"%@", [Languages_ description]);
10167
10168     const char *lang;
10169     if (Locale_ != NULL)
10170         lang = [(NSString *) CFLocaleGetIdentifier(Locale_) UTF8String];
10171     else if (Languages_ != nil && [Languages_ count] != 0)
10172         lang = [[Languages_ objectAtIndex:0] UTF8String];
10173     else
10174         // XXX: consider just setting to C and then falling through?
10175         lang = NULL;
10176
10177     if (lang != NULL) {
10178         Pcre pattern("^([a-z][a-z])(?:-[A-Za-z]*)?(_[A-Z][A-Z])?$");
10179         lang = !pattern(lang) ? NULL : [pattern->*@"%1$@%2$@" UTF8String];
10180     }
10181
10182     NSLog(@"Setting Language: %s", lang);
10183
10184     if (lang != NULL) {
10185         setenv("LANG", lang, true);
10186         std::setlocale(LC_ALL, lang);
10187     }
10188     /* }}} */
10189     /* Index Collation {{{ */
10190     if (Class $UILocalizedIndexedCollation = objc_getClass("UILocalizedIndexedCollation")) { @try {
10191         NSBundle *bundle([NSBundle bundleForClass:$UILocalizedIndexedCollation]);
10192         NSString *path([bundle pathForResource:@"UITableViewLocalizedSectionIndex" ofType:@"plist"]);
10193         //path = @"/System/Library/Frameworks/UIKit.framework/.lproj/UITableViewLocalizedSectionIndex.plist";
10194         NSDictionary *dictionary([NSDictionary dictionaryWithContentsOfFile:path]);
10195         _H<UILocalizedIndexedCollation> collation([[[$UILocalizedIndexedCollation alloc] initWithDictionary:dictionary] autorelease]);
10196
10197         CollationLocale_ = MSHookIvar<NSLocale *>(collation, "_locale");
10198
10199         if (kCFCoreFoundationVersionNumber >= 800 && [[CollationLocale_ localeIdentifier] isEqualToString:@"zh@collation=stroke"]) {
10200             CollationThumbs_ = [NSArray arrayWithObjects:@"1",@"•",@"4",@"•",@"7",@"•",@"10",@"•",@"13",@"•",@"16",@"•",@"19",@"A",@"•",@"E",@"•",@"I",@"•",@"M",@"•",@"R",@"•",@"V",@"•",@"Z",@"#",nil];
10201             for (NSInteger offset : (NSInteger[]) {0,1,3,4,6,7,9,10,12,13,15,16,18,25,26,29,30,33,34,37,38,42,43,46,47,50,51})
10202                 CollationOffset_.push_back(offset);
10203             CollationTitles_ = [NSArray arrayWithObjects:@"1 畫",@"2 畫",@"3 畫",@"4 畫",@"5 畫",@"6 畫",@"7 畫",@"8 畫",@"9 畫",@"10 畫",@"11 畫",@"12 畫",@"13 畫",@"14 畫",@"15 畫",@"16 畫",@"17 畫",@"18 畫",@"19 畫",@"20 畫",@"21 畫",@"22 畫",@"23 畫",@"24 畫",@"25 畫以上",@"A",@"B",@"C",@"D",@"E",@"F",@"G",@"H",@"I",@"J",@"K",@"L",@"M",@"N",@"O",@"P",@"Q",@"R",@"S",@"T",@"U",@"V",@"W",@"X",@"Y",@"Z",@"#",nil];
10204             CollationStarts_ = [NSArray arrayWithObjects:@"一",@"丁",@"丈",@"不",@"且",@"丞",@"串",@"並",@"亭",@"乘",@"乾",@"傀",@"亂",@"僎",@"僵",@"儐",@"償",@"叢",@"儳",@"嚴",@"儷",@"儻",@"囌",@"囑",@"廳",@"a",@"b",@"c",@"d",@"e",@"f",@"g",@"h",@"i",@"j",@"k",@"l",@"m",@"n",@"o",@"p",@"q",@"r",@"s",@"t",@"u",@"v",@"w",@"x",@"y",@"z",@"ʒ",nil];
10205         } else {
10206
10207         CollationThumbs_ = [collation sectionIndexTitles];
10208         for (size_t index(0), end([CollationThumbs_ count]); index != end; ++index)
10209             CollationOffset_.push_back([collation sectionForSectionIndexTitleAtIndex:index]);
10210
10211         CollationTitles_ = [collation sectionTitles];
10212         CollationStarts_ = MSHookIvar<NSArray *>(collation, "_sectionStartStrings");
10213
10214         NSString *&transform(MSHookIvar<NSString *>(collation, "_transform"));
10215         if (&transform != NULL && transform != nil) {
10216             /*if ([collation respondsToSelector:@selector(transformedCollationStringForString:)])
10217                 CollationModify_ = [=](NSString *value) { return [collation transformedCollationStringForString:value]; };*/
10218             const UChar *uid(reinterpret_cast<const UChar *>([transform cStringUsingEncoding:NSUnicodeStringEncoding]));
10219             UErrorCode code(U_ZERO_ERROR);
10220             CollationTransl_ = utrans_openU(uid, -1, UTRANS_FORWARD, NULL, 0, NULL, &code);
10221             if (!U_SUCCESS(code))
10222                 NSLog(@"%s", u_errorName(code));
10223         }
10224
10225         }
10226     } @catch (NSException *e) {
10227         NSLog(@"%@", e);
10228         goto hard;
10229     } } else hard: {
10230         CollationLocale_ = [[[NSLocale alloc] initWithLocaleIdentifier:@"en@collation=dictionary"] autorelease];
10231
10232         CollationThumbs_ = [NSArray arrayWithObjects:@"A",@"B",@"C",@"D",@"E",@"F",@"G",@"H",@"I",@"J",@"K",@"L",@"M",@"N",@"O",@"P",@"Q",@"R",@"S",@"T",@"U",@"V",@"W",@"X",@"Y",@"Z",@"#",nil];
10233         for (NSInteger offset(0); offset != 28; ++offset)
10234             CollationOffset_.push_back(offset);
10235
10236         CollationTitles_ = [NSArray arrayWithObjects:@"A",@"B",@"C",@"D",@"E",@"F",@"G",@"H",@"I",@"J",@"K",@"L",@"M",@"N",@"O",@"P",@"Q",@"R",@"S",@"T",@"U",@"V",@"W",@"X",@"Y",@"Z",@"#",nil];
10237         CollationStarts_ = [NSArray arrayWithObjects:@"a",@"b",@"c",@"d",@"e",@"f",@"g",@"h",@"i",@"j",@"k",@"l",@"m",@"n",@"o",@"p",@"q",@"r",@"s",@"t",@"u",@"v",@"w",@"x",@"y",@"z",@"ʒ",nil];
10238     }
10239     /* }}} */
10240
10241     apr_app_initialize(&argc, const_cast<const char * const **>(&argv), NULL);
10242
10243     /* Parse Arguments {{{ */
10244     bool substrate(false);
10245
10246     if (argc != 0) {
10247         char **args(argv);
10248         int arge(1);
10249
10250         for (int argi(1); argi != argc; ++argi)
10251             if (strcmp(argv[argi], "--") == 0) {
10252                 arge = argi;
10253                 argv[argi] = argv[0];
10254                 argv += argi;
10255                 argc -= argi;
10256                 break;
10257             }
10258
10259         for (int argi(1); argi != arge; ++argi)
10260             if (strcmp(args[argi], "--substrate") == 0)
10261                 substrate = true;
10262             else
10263                 fprintf(stderr, "unknown argument: %s\n", args[argi]);
10264     }
10265     /* }}} */
10266
10267     App_ = [[NSBundle mainBundle] bundlePath];
10268     Advanced_ = YES;
10269
10270     Cache_ = [[NSString stringWithFormat:@"%@/Library/Caches/com.saurik.Cydia", @"/var/mobile"] retain];
10271
10272     /*Method alloc = class_getClassMethod([NSObject class], @selector(alloc));
10273     alloc_ = alloc->method_imp;
10274     alloc->method_imp = (IMP) &Alloc_;*/
10275
10276     /*Method dealloc = class_getClassMethod([NSObject class], @selector(dealloc));
10277     dealloc_ = dealloc->method_imp;
10278     dealloc->method_imp = (IMP) &Dealloc_;*/
10279
10280     void *gestalt(dlopen("/usr/lib/libMobileGestalt.dylib", RTLD_GLOBAL | RTLD_LAZY));
10281     $MGCopyAnswer = reinterpret_cast<CFStringRef (*)(CFStringRef)>(dlsym(gestalt, "MGCopyAnswer"));
10282
10283     /* System Information {{{ */
10284     size_t size;
10285
10286     int maxproc;
10287     size = sizeof(maxproc);
10288     if (sysctlbyname("kern.maxproc", &maxproc, &size, NULL, 0) == -1)
10289         perror("sysctlbyname(\"kern.maxproc\", ?)");
10290     else if (maxproc < 64) {
10291         maxproc = 64;
10292         if (sysctlbyname("kern.maxproc", NULL, NULL, &maxproc, sizeof(maxproc)) == -1)
10293             perror("sysctlbyname(\"kern.maxproc\", #)");
10294     }
10295
10296     sysctlbyname("kern.osversion", NULL, &size, NULL, 0);
10297     char *osversion = new char[size];
10298     if (sysctlbyname("kern.osversion", osversion, &size, NULL, 0) == -1)
10299         perror("sysctlbyname(\"kern.osversion\", ?)");
10300     else
10301         System_ = [NSString stringWithUTF8String:osversion];
10302
10303     sysctlbyname("hw.machine", NULL, &size, NULL, 0);
10304     char *machine = new char[size];
10305     if (sysctlbyname("hw.machine", machine, &size, NULL, 0) == -1)
10306         perror("sysctlbyname(\"hw.machine\", ?)");
10307     else
10308         Machine_ = machine;
10309
10310     int64_t usermem(0);
10311     size = sizeof(usermem);
10312     if (sysctlbyname("hw.usermem", &usermem, &size, NULL, 0) == -1)
10313         usermem = 0;
10314
10315     SerialNumber_ = (NSString *) CYIOGetValue("IOService:/", @"IOPlatformSerialNumber");
10316     ChipID_ = [CYHex((NSData *) CYIOGetValue("IODeviceTree:/chosen", @"unique-chip-id"), true) uppercaseString];
10317     BBSNum_ = CYHex((NSData *) CYIOGetValue("IOService:/AppleARMPE/baseband", @"snum"), false);
10318
10319     UniqueID_ = UniqueIdentifier(device);
10320
10321     if (NSDictionary *info = [NSDictionary dictionaryWithContentsOfFile:@"/Applications/MobileSafari.app/Info.plist"]) {
10322         Product_ = [info objectForKey:@"SafariProductVersion"];
10323         Safari_ = [info objectForKey:@"CFBundleVersion"];
10324     }
10325
10326     NSString *agent([NSString stringWithFormat:@"Cydia/%@ CyF/%.2f", Cydia_, kCFCoreFoundationVersionNumber]);
10327
10328     if (Pcre match = Pcre("^[0-9]+(\\.[0-9]+)+", Safari_))
10329         agent = [NSString stringWithFormat:@"Safari/%@ %@", match[0], agent];
10330     if (Pcre match = Pcre("^[0-9]+[A-Z][0-9]+[a-z]?", System_))
10331         agent = [NSString stringWithFormat:@"Mobile/%@ %@", match[0], agent];
10332     if (Pcre match = Pcre("^[0-9]+(\\.[0-9]+)+", Product_))
10333         agent = [NSString stringWithFormat:@"Version/%@ %@", match[0], agent];
10334
10335     UserAgent_ = agent;
10336     /* }}} */
10337     /* Load Database {{{ */
10338     _trace();
10339     Metadata_ = [[[NSMutableDictionary alloc] initWithContentsOfFile:@"/var/lib/cydia/metadata.plist"] autorelease];
10340     _trace();
10341     SectionMap_ = [[[NSDictionary alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"Sections" ofType:@"plist"]] autorelease];
10342
10343     if (Metadata_ == NULL)
10344         Metadata_ = [NSMutableDictionary dictionaryWithCapacity:2];
10345     else {
10346         Settings_ = [Metadata_ objectForKey:@"Settings"];
10347
10348         Packages_ = [Metadata_ objectForKey:@"Packages"];
10349
10350         Values_ = [Metadata_ objectForKey:@"Values"];
10351         Sections_ = [Metadata_ objectForKey:@"Sections"];
10352         Sources_ = [Metadata_ objectForKey:@"Sources"];
10353
10354         Token_ = [Metadata_ objectForKey:@"Token"];
10355
10356         Version_ = [Metadata_ objectForKey:@"Version"];
10357     }
10358
10359     if (Values_ == nil) {
10360         Values_ = [[[NSMutableDictionary alloc] initWithCapacity:4] autorelease];
10361         [Metadata_ setObject:Values_ forKey:@"Values"];
10362     }
10363
10364     if (Sections_ == nil) {
10365         Sections_ = [[[NSMutableDictionary alloc] initWithCapacity:32] autorelease];
10366         [Metadata_ setObject:Sections_ forKey:@"Sections"];
10367     }
10368
10369     if (Sources_ == nil) {
10370         Sources_ = [[[NSMutableDictionary alloc] initWithCapacity:0] autorelease];
10371         [Metadata_ setObject:Sources_ forKey:@"Sources"];
10372     }
10373
10374     if (Version_ == nil) {
10375         Version_ = [NSNumber numberWithUnsignedInt:0];
10376         [Metadata_ setObject:Version_ forKey:@"Version"];
10377     }
10378
10379     if ([Version_ unsignedIntValue] == 0) {
10380         CydiaAddSource(@"http://apt.thebigboss.org/repofiles/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10381         CydiaAddSource(@"http://apt.modmyi.com/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10382         CydiaAddSource(@"http://cydia.zodttd.com/repo/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10383         CydiaAddSource(@"http://repo666.ultrasn0w.com/", @"./");
10384
10385         Version_ = [NSNumber numberWithUnsignedInt:1];
10386         [Metadata_ setObject:Version_ forKey:@"Version"];
10387
10388         [Metadata_ removeObjectForKey:@"LastUpdate"];
10389
10390         Changed_ = true;
10391     }
10392
10393     _H<NSMutableArray> broken([NSMutableArray array]);
10394     for (NSString *key in (id) Sources_)
10395         if ([key rangeOfCharacterFromSet:[NSCharacterSet characterSetWithCharactersInString:@"# "]].location != NSNotFound)
10396             [broken addObject:key];
10397     if ([broken count] != 0) {
10398         for (NSString *key in (id) broken)
10399             [Sources_ removeObjectForKey:key];
10400         Changed_ = true;
10401     } broken = nil;
10402     /* }}} */
10403
10404     CydiaWriteSources();
10405
10406     _trace();
10407     _root(true) MetaFile_.Open("/var/lib/cydia/metadata.cb0");
10408     _trace();
10409
10410     if (Packages_ != nil) {
10411         bool fail(false);
10412         CFDictionaryApplyFunction((CFDictionaryRef) Packages_, &PackageImport, &fail);
10413         _trace();
10414
10415         if (!fail) {
10416             [Metadata_ removeObjectForKey:@"Packages"];
10417             Packages_ = nil;
10418             Changed_ = true;
10419         }
10420     }
10421
10422     Finishes_ = [NSArray arrayWithObjects:@"return", @"reopen", @"restart", @"reload", @"reboot", nil];
10423
10424 #define MobileSubstrate_(name) \
10425     if (substrate && access("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", F_OK) == 0) { \
10426         void *handle(dlopen("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", RTLD_LAZY | RTLD_GLOBAL)); \
10427         if (handle == NULL) \
10428             NSLog(@"%s", dlerror()); \
10429     }
10430
10431     MobileSubstrate_(Activator)
10432     MobileSubstrate_(libstatusbar)
10433     MobileSubstrate_(SimulatedKeyEvents)
10434     MobileSubstrate_(WinterBoard)
10435
10436     /*if (substrate && access("/Library/MobileSubstrate/MobileSubstrate.dylib", F_OK) == 0)
10437         dlopen("/Library/MobileSubstrate/MobileSubstrate.dylib", RTLD_LAZY | RTLD_GLOBAL);*/
10438
10439     int version([[NSString stringWithContentsOfFile:@"/var/lib/cydia/firmware.ver"] intValue]);
10440
10441     _root(true) if (access("/User", F_OK) != 0 || version != 6) {
10442         _trace();
10443         system("/usr/libexec/cydia/firmware.sh");
10444         _trace();
10445     }
10446
10447     if (access("/tmp/cydia.chk", F_OK) == 0) {
10448         if (unlink([Cache("pkgcache.bin") UTF8String]) == -1)
10449             _assert(errno == ENOENT);
10450         if (unlink([Cache("srcpkgcache.bin") UTF8String]) == -1)
10451             _assert(errno == ENOENT);
10452     }
10453
10454     /* APT Initialization {{{ */
10455     _assert(pkgInitConfig(*_config));
10456     _assert(pkgInitSystem(*_config, _system));
10457
10458     if (lang != NULL)
10459         _config->Set("APT::Acquire::Translation", lang);
10460
10461     // XXX: this timeout might be important :(
10462     //_config->Set("Acquire::http::Timeout", 15);
10463
10464     _config->Set("Acquire::http::MaxParallel", usermem >= 384 * 1024 * 1024 ? 16 : 3);
10465
10466     mkdir([Cache_ UTF8String], 0755);
10467     mkdir([Cache("archives") UTF8String], 0755);
10468     mkdir([Cache("archives/partial") UTF8String], 0755);
10469     _config->Set("Dir::Cache", [Cache_ UTF8String]);
10470
10471     mkdir([Cache("lists") UTF8String], 0755);
10472     mkdir([Cache("lists/partial") UTF8String], 0755);
10473     mkdir([Cache("periodic") UTF8String], 0755);
10474     _config->Set("Dir::State::Lists", [Cache("lists") UTF8String]);
10475     /* }}} */
10476     /* Color Choices {{{ */
10477     space_ = CGColorSpaceCreateDeviceRGB();
10478
10479     Blue_.Set(space_, 0.2, 0.2, 1.0, 1.0);
10480     Blueish_.Set(space_, 0x19/255.f, 0x32/255.f, 0x50/255.f, 1.0);
10481     Black_.Set(space_, 0.0, 0.0, 0.0, 1.0);
10482     Folder_.Set(space_, 0x8e/255.f, 0x8e/255.f, 0x93/255.f, 1.0);
10483     Off_.Set(space_, 0.9, 0.9, 0.9, 1.0);
10484     White_.Set(space_, 1.0, 1.0, 1.0, 1.0);
10485     Gray_.Set(space_, 0.4, 0.4, 0.4, 1.0);
10486     Green_.Set(space_, 0.0, 0.5, 0.0, 1.0);
10487     Purple_.Set(space_, 0.0, 0.0, 0.7, 1.0);
10488     Purplish_.Set(space_, 0.4, 0.4, 0.8, 1.0);
10489
10490     InstallingColor_ = [UIColor colorWithRed:0.88f green:1.00f blue:0.88f alpha:1.00f];
10491     RemovingColor_ = [UIColor colorWithRed:1.00f green:0.88f blue:0.88f alpha:1.00f];
10492     /* }}}*/
10493     /* UIKit Configuration {{{ */
10494     // XXX: I have a feeling this was important
10495     //UIKeyboardDisableAutomaticAppearance();
10496     /* }}} */
10497
10498     $SBSSetInterceptsMenuButtonForever = reinterpret_cast<void (*)(bool)>(dlsym(RTLD_DEFAULT, "SBSSetInterceptsMenuButtonForever"));
10499
10500     const char *symbol(kCFCoreFoundationVersionNumber >= 800 ? "MGGetBoolAnswer" : "GSSystemHasCapability");
10501     BOOL (*GSSystemHasCapability)(CFStringRef) = reinterpret_cast<BOOL (*)(CFStringRef)>(dlsym(RTLD_DEFAULT, symbol));
10502     bool fast = GSSystemHasCapability != NULL && GSSystemHasCapability(CFSTR("armv7"));
10503
10504     PulseInterval_ = fast ? 50000 : 500000;
10505
10506     Colon_ = UCLocalize("COLON_DELIMITED");
10507     Elision_ = UCLocalize("ELISION");
10508     Error_ = UCLocalize("ERROR");
10509     Warning_ = UCLocalize("WARNING");
10510
10511     _trace();
10512     int value(UIApplicationMain(argc, argv, @"Cydia", @"Cydia"));
10513
10514     CGColorSpaceRelease(space_);
10515     CFRelease(Locale_);
10516
10517     [pool release];
10518     return value;
10519 }