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