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         _assert(setregid(real ? 0 : 501, 0) != -1);
 251     }
 252
 253     ~Root() {
 254         root_ = false;
 255         _trace();
 256         _assert(setregid(501, 501) != -1);
 257         _assert(setreuid(501, 501) != -1);
 258     }
 259
 260     operator bool() const {
 261         return true;
 262     }
 263 };
 264
 265 bool Root::root_;
 266
 267 #define _root(real) \
 268     if (__attribute__((__unused__)) const Root &root = Root(real))
 269
 270 static NSString *Colon_;
 271 NSString *Elision_;
 272 static NSString *Error_;
 273 static NSString *Warning_;
 274
 275 static NSString *Cache_;
 276 #define Cache(file) \
 277     [NSString stringWithFormat:@"%@/%s", Cache_, file]
 278
 279 static void (*$SBSSetInterceptsMenuButtonForever)(bool);
 280
 281 static CFStringRef (*$MGCopyAnswer)(CFStringRef);
 282
 283 static NSString *UniqueIdentifier(UIDevice *device = nil) {
 284     if (kCFCoreFoundationVersionNumber < 800) // iOS 7.x
 285         return [device ?: [UIDevice currentDevice] uniqueIdentifier];
 286     else
 287         return [(id)$MGCopyAnswer(CFSTR("UniqueDeviceID")) autorelease];
 288 }
 289
 290 static bool IsReachable(const char *name) {
 291     SCNetworkReachabilityFlags flags; {
 292         SCNetworkReachabilityRef reachability(SCNetworkReachabilityCreateWithName(kCFAllocatorDefault, name));
 293         SCNetworkReachabilityGetFlags(reachability, &flags);
 294         CFRelease(reachability);
 295     }
 296
 297     // XXX: this elaborate mess is what Apple is using to determine this? :(
 298     // XXX: do we care if the user has to intervene? maybe that's ok?
 299     return
 300         (flags & kSCNetworkReachabilityFlagsReachable) != 0 && (
 301             (flags & kSCNetworkReachabilityFlagsConnectionRequired) == 0 || (
 302                 (flags & kSCNetworkReachabilityFlagsConnectionOnDemand) != 0 ||
 303                 (flags & kSCNetworkReachabilityFlagsConnectionOnTraffic) != 0
 304             ) && (flags & kSCNetworkReachabilityFlagsInterventionRequired) == 0 ||
 305             (flags & kSCNetworkReachabilityFlagsIsWWAN) != 0
 306         )
 307     ;
 308 }
 309
 310 static const NSUInteger UIViewAutoresizingFlexibleBoth(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight);
 311
 312 static _finline NSString *CydiaURL(NSString *path) {
 313     char page[26];
 314     page[0] = 'h'; page[1] = 't'; page[2] = 't'; page[3] = 'p'; page[4] = 's';
 315     page[5] = ':'; page[6] = '/'; page[7] = '/'; page[8] = 'c'; page[9] = 'y';
 316     page[10] = 'd'; page[11] = 'i'; page[12] = 'a'; page[13] = '.'; page[14] = 's';
 317     page[15] = 'a'; page[16] = 'u'; page[17] = 'r'; page[18] = 'i'; page[19] = 'k';
 318     page[20] = '.'; page[21] = 'c'; page[22] = 'o'; page[23] = 'm'; page[24] = '/';
 319     page[25] = '\0';
 320     return [[NSString stringWithUTF8String:page] stringByAppendingString:path];
 321 }
 322
 323 static void ReapZombie(pid_t pid) {
 324     int status;
 325   wait:
 326     if (waitpid(pid, &status, 0) == -1)
 327         if (errno == EINTR)
 328             goto wait;
 329         else _assert(false);
 330 }
 331
 332 static _finline void UpdateExternalStatus(uint64_t newStatus) {
 333     int notify_token;
 334     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
 335         notify_set_state(notify_token, newStatus);
 336         notify_cancel(notify_token);
 337     }
 338     notify_post("com.saurik.Cydia.status");
 339 }
 340
 341 static CGFloat CYStatusBarHeight() {
 342     CGSize size([[UIApplication sharedApplication] statusBarFrame].size);
 343     return UIInterfaceOrientationIsPortrait([[UIApplication sharedApplication] statusBarOrientation]) ? size.height : size.width;
 344 }
 345
 346 /* NSForcedOrderingSearch doesn't work on the iPhone */
 347 static const NSStringCompareOptions MatchCompareOptions_ = NSLiteralSearch | NSCaseInsensitiveSearch;
 348 static const NSStringCompareOptions LaxCompareOptions_ = NSNumericSearch | NSDiacriticInsensitiveSearch | NSWidthInsensitiveSearch | NSCaseInsensitiveSearch;
 349 static const CFStringCompareFlags LaxCompareFlags_ = kCFCompareNumerically | kCFCompareWidthInsensitive | kCFCompareForcedOrdering;
 350
 351 /* Insertion Sort {{{ */
 352
 353 CFIndex SKBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 354     const char *ptr = (const char *)list;
 355     while (0 < count) {
 356         CFIndex half = count / 2;
 357         const char *probe = ptr + elementSize * half;
 358         CFComparisonResult cr = comparator(element, probe, context);
 359     if (0 == cr) return (probe - (const char *)list) / elementSize;
 360         ptr = (cr < 0) ? ptr : probe + elementSize;
 361         count = (cr < 0) ? half : (half + (count & 1) - 1);
 362     }
 363     return (ptr - (const char *)list) / elementSize;
 364 }
 365
 366 CFIndex CFBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 367     const char *ptr = (const char *)list;
 368     while (0 < count) {
 369         CFIndex half = count / 2;
 370         const char *probe = ptr + elementSize * half;
 371         CFComparisonResult cr = comparator(element, probe, context);
 372     if (0 == cr) return (probe - (const char *)list) / elementSize;
 373         ptr = (cr < 0) ? ptr : probe + elementSize;
 374         count = (cr < 0) ? half : (half + (count & 1) - 1);
 375     }
 376     return (ptr - (const char *)list) / elementSize;
 377 }
 378
 379 void CFArrayInsertionSortValues(CFMutableArrayRef array, CFRange range, CFComparatorFunction comparator, void *context) {
 380     if (range.length == 0)
 381         return;
 382     const void **values(new const void *[range.length]);
 383     CFArrayGetValues(array, range, values);
 384
 385 #if HistogramInsertionSort > 0
 386     uint32_t total(0), *offsets(new uint32_t[range.length]);
 387 #endif
 388
 389     for (CFIndex index(1); index != range.length; ++index) {
 390         const void *value(values[index]);
 391         //CFIndex correct(SKBSearch_(&value, sizeof(const void *), values, index, comparator, context));
 392         CFIndex correct(index);
 393         while (comparator(value, values[correct - 1], context) == kCFCompareLessThan) {
 394 #if HistogramInsertionSort > 1
 395             NSLog(@"%@ < %@", value, values[correct - 1]);
 396 #endif
 397             if (--correct == 0)
 398                 break;
 399         }
 400         if (correct != index) {
 401             size_t offset(index - correct);
 402 #if HistogramInsertionSort
 403             total += offset;
 404             ++offsets[offset];
 405             if (offset > 10)
 406                 NSLog(@"Heavy Insertion Displacement: %u = %@", offset, value);
 407 #endif
 408             memmove(values + correct + 1, values + correct, sizeof(const void *) * offset);
 409             values[correct] = value;
 410         }
 411     }
 412
 413     CFArrayReplaceValues(array, range, values, range.length);
 414     delete [] values;
 415
 416 #if HistogramInsertionSort > 0
 417     for (CFIndex index(0); index != range.length; ++index)
 418         if (offsets[index] != 0)
 419             NSLog(@"Insertion Displacement [%u]: %u", index, offsets[index]);
 420     NSLog(@"Average Insertion Displacement: %f", double(total) / range.length);
 421     delete [] offsets;
 422 #endif
 423 }
 424
 425 /* }}} */
 426
 427 /* Apple Bug Fixes {{{ */
 428 @implementation UIWebDocumentView (Cydia)
 429
 430 - (void) _setScrollerOffset:(CGPoint)offset {
 431     UIScroller *scroller([self _scroller]);
 432
 433     CGSize size([scroller contentSize]);
 434     CGSize bounds([scroller bounds].size);
 435
 436     CGPoint max;
 437     max.x = size.width - bounds.width;
 438     max.y = size.height - bounds.height;
 439
 440     // wtf Apple?!
 441     if (max.x < 0)
 442         max.x = 0;
 443     if (max.y < 0)
 444         max.y = 0;
 445
 446     offset.x = offset.x < 0 ? 0 : offset.x > max.x ? max.x : offset.x;
 447     offset.y = offset.y < 0 ? 0 : offset.y > max.y ? max.y : offset.y;
 448
 449     [scroller setOffset:offset];
 450 }
 451
 452 @end
 453 /* }}} */
 454
 455 NSUInteger DOMNodeList$countByEnumeratingWithState$objects$count$(DOMNodeList *self, SEL sel, NSFastEnumerationState *state, id *objects, NSUInteger count) {
 456     size_t length([self length] - state->state);
 457     if (length <= 0)
 458         return 0;
 459     else if (length > count)
 460         length = count;
 461     for (size_t i(0); i != length; ++i)
 462         objects[i] = [self item:state->state++];
 463     state->itemsPtr = objects;
 464     state->mutationsPtr = (unsigned long *) self;
 465     return length;
 466 }
 467
 468 /* Cydia NSString Additions {{{ */
 469 @interface NSString (Cydia)
 470 - (NSComparisonResult) compareByPath:(NSString *)other;
 471 - (NSString *) stringByAddingPercentEscapesIncludingReserved;
 472 @end
 473
 474 @implementation NSString (Cydia)
 475
 476 - (NSComparisonResult) compareByPath:(NSString *)other {
 477     NSString *prefix = [self commonPrefixWithString:other options:0];
 478     size_t length = [prefix length];
 479
 480     NSRange lrange = NSMakeRange(length, [self length] - length);
 481     NSRange rrange = NSMakeRange(length, [other length] - length);
 482
 483     lrange = [self rangeOfString:@"/" options:0 range:lrange];
 484     rrange = [other rangeOfString:@"/" options:0 range:rrange];
 485
 486     NSComparisonResult value;
 487
 488     if (lrange.location == NSNotFound && rrange.location == NSNotFound)
 489         value = NSOrderedSame;
 490     else if (lrange.location == NSNotFound)
 491         value = NSOrderedAscending;
 492     else if (rrange.location == NSNotFound)
 493         value = NSOrderedDescending;
 494     else
 495         value = NSOrderedSame;
 496
 497     NSString *lpath = lrange.location == NSNotFound ? [self substringFromIndex:length] :
 498         [self substringWithRange:NSMakeRange(length, lrange.location - length)];
 499     NSString *rpath = rrange.location == NSNotFound ? [other substringFromIndex:length] :
 500         [other substringWithRange:NSMakeRange(length, rrange.location - length)];
 501
 502     NSComparisonResult result = [lpath compare:rpath];
 503     return result == NSOrderedSame ? value : result;
 504 }
 505
 506 - (NSString *) stringByAddingPercentEscapesIncludingReserved {
 507     return [(id)CFURLCreateStringByAddingPercentEscapes(
 508         kCFAllocatorDefault,
 509         (CFStringRef) self,
 510         NULL,
 511         CFSTR(";/?:@&=+$,"),
 512         kCFStringEncodingUTF8
 513     ) autorelease];
 514 }
 515
 516 @end
 517 /* }}} */
 518
 519 /* C++ NSString Wrapper Cache {{{ */
 520 static _finline CFStringRef CYStringCreate(const char *data, size_t size) {
 521     return size == 0 ? NULL :
 522         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingUTF8, NO, kCFAllocatorNull) ?:
 523         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingISOLatin1, NO, kCFAllocatorNull);
 524 }
 525
 526 static _finline CFStringRef CYStringCreate(const char *data) {
 527     return CYStringCreate(data, strlen(data));
 528 }
 529
 530 class CYString {
 531   private:
 532     char *data_;
 533     size_t size_;
 534     CFStringRef cache_;
 535
 536     _finline void clear_() {
 537         if (cache_ != NULL) {
 538             CFRelease(cache_);
 539             cache_ = NULL;
 540         }
 541     }
 542
 543   public:
 544     _finline bool empty() const {
 545         return size_ == 0;
 546     }
 547
 548     _finline size_t size() const {
 549         return size_;
 550     }
 551
 552     _finline char *data() const {
 553         return data_;
 554     }
 555
 556     _finline void clear() {
 557         size_ = 0;
 558         clear_();
 559     }
 560
 561     _finline CYString() :
 562         data_(0),
 563         size_(0),
 564         cache_(NULL)
 565     {
 566     }
 567
 568     _finline ~CYString() {
 569         clear_();
 570     }
 571
 572     void operator =(const CYString &rhs) {
 573         data_ = rhs.data_;
 574         size_ = rhs.size_;
 575
 576         if (rhs.cache_ == nil)
 577             cache_ = NULL;
 578         else
 579             cache_ = reinterpret_cast<CFStringRef>(CFRetain(rhs.cache_));
 580     }
 581
 582     void copy(apr_pool_t *pool) {
 583         char *temp(reinterpret_cast<char *>(apr_palloc(pool, size_ + 1)));
 584         memcpy(temp, data_, size_);
 585         temp[size_] = '\0';
 586         data_ = temp;
 587     }
 588
 589     void set(apr_pool_t *pool, const char *data, size_t size) {
 590         if (size == 0)
 591             clear();
 592         else {
 593             clear_();
 594
 595             data_ = const_cast<char *>(data);
 596             size_ = size;
 597
 598             if (pool != NULL)
 599                 copy(pool);
 600         }
 601     }
 602
 603     _finline void set(apr_pool_t *pool, const char *data) {
 604         set(pool, data, data == NULL ? 0 : strlen(data));
 605     }
 606
 607     _finline void set(apr_pool_t *pool, const std::string &rhs) {
 608         set(pool, rhs.data(), rhs.size());
 609     }
 610
 611     bool operator ==(const CYString &rhs) const {
 612         return size_ == rhs.size_ && memcmp(data_, rhs.data_, size_) == 0;
 613     }
 614
 615     _finline operator CFStringRef() {
 616         if (cache_ == NULL)
 617             cache_ = CYStringCreate(data_, size_);
 618         return cache_;
 619     }
 620
 621     _finline operator id() {
 622         return (NSString *) static_cast<CFStringRef>(*this);
 623     }
 624
 625     _finline operator const char *() {
 626         return reinterpret_cast<const char *>(data_);
 627     }
 628 };
 629 /* }}} */
 630 /* C++ NSString Algorithm Adapters {{{ */
 631 extern "C" {
 632     CF_EXPORT CFHashCode CFStringHashNSString(CFStringRef str);
 633 }
 634
 635 struct NSStringMapHash :
 636     std::unary_function<NSString *, size_t>
 637 {
 638     _finline size_t operator ()(NSString *value) const {
 639         return CFStringHashNSString((CFStringRef) value);
 640     }
 641 };
 642
 643 struct NSStringMapLess :
 644     std::binary_function<NSString *, NSString *, bool>
 645 {
 646     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 647         return [lhs compare:rhs] == NSOrderedAscending;
 648     }
 649 };
 650
 651 struct NSStringMapEqual :
 652     std::binary_function<NSString *, NSString *, bool>
 653 {
 654     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 655         return CFStringCompare((CFStringRef) lhs, (CFStringRef) rhs, 0) == kCFCompareEqualTo;
 656         //CFEqual((CFTypeRef) lhs, (CFTypeRef) rhs);
 657         //[lhs isEqualToString:rhs];
 658     }
 659 };
 660 /* }}} */
 661
 662 /* CoreGraphics Primitives {{{ */
 663 class CYColor {
 664   private:
 665     CGColorRef color_;
 666
 667     static CGColorRef Create_(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 668         CGFloat color[] = {red, green, blue, alpha};
 669         return CGColorCreate(space, color);
 670     }
 671
 672   public:
 673     CYColor() :
 674         color_(NULL)
 675     {
 676     }
 677
 678     CYColor(CGColorSpaceRef space, float red, float green, float blue, float alpha) :
 679         color_(Create_(space, red, green, blue, alpha))
 680     {
 681         Set(space, red, green, blue, alpha);
 682     }
 683
 684     void Clear() {
 685         if (color_ != NULL)
 686             CGColorRelease(color_);
 687     }
 688
 689     ~CYColor() {
 690         Clear();
 691     }
 692
 693     void Set(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 694         Clear();
 695         color_ = Create_(space, red, green, blue, alpha);
 696     }
 697
 698     operator CGColorRef() {
 699         return color_;
 700     }
 701 };
 702 /* }}} */
 703
 704 /* Random Global Variables {{{ */
 705 static int PulseInterval_ = 500000;
 706
 707 static const NSString *UI_;
 708
 709 static int Finish_;
 710 static bool RestartSubstrate_;
 711 static NSArray *Finishes_;
 712
 713 #define SpringBoard_ "/System/Library/LaunchDaemons/com.apple.SpringBoard.plist"
 714 #define NotifyConfig_ "/etc/notify.conf"
 715
 716 static bool Queuing_;
 717
 718 static CYColor Blue_;
 719 static CYColor Blueish_;
 720 static CYColor Black_;
 721 static CYColor Folder_;
 722 static CYColor Off_;
 723 static CYColor White_;
 724 static CYColor Gray_;
 725 static CYColor Green_;
 726 static CYColor Purple_;
 727 static CYColor Purplish_;
 728
 729 static UIColor *InstallingColor_;
 730 static UIColor *RemovingColor_;
 731
 732 static NSString *App_;
 733
 734 static BOOL Advanced_;
 735 static BOOL Ignored_;
 736
 737 static _H<UIFont> Font12_;
 738 static _H<UIFont> Font12Bold_;
 739 static _H<UIFont> Font14_;
 740 static _H<UIFont> Font18_;
 741 static _H<UIFont> Font18Bold_;
 742 static _H<UIFont> Font22Bold_;
 743
 744 static const char *Machine_ = NULL;
 745 static _H<NSString> System_;
 746 static NSString *SerialNumber_ = nil;
 747 static NSString *ChipID_ = nil;
 748 static NSString *BBSNum_ = nil;
 749 static _H<NSString> Token_;
 750 static _H<NSString> UniqueID_;
 751 static _H<NSString> UserAgent_;
 752 static _H<NSString> Product_;
 753 static _H<NSString> Safari_;
 754
 755 static _H<NSLocale> CollationLocale_;
 756 static _H<NSArray> CollationThumbs_;
 757 static std::vector<NSInteger> CollationOffset_;
 758 static _H<NSArray> CollationTitles_;
 759 static _H<NSArray> CollationStarts_;
 760 static UTransliterator *CollationTransl_;
 761 //static Function<NSString *, NSString *> CollationModify_;
 762
 763 typedef std::basic_string<UChar> ustring;
 764 static ustring CollationString_;
 765
 766 #define CUC const ustring &str(*reinterpret_cast<const ustring *>(rep))
 767 #define UC ustring &str(*reinterpret_cast<ustring *>(rep))
 768 static struct UReplaceableCallbacks CollationUCalls_ = {
 769     .length = [](const UReplaceable *rep) -> int32_t { CUC;
 770         return str.size();
 771     },
 772
 773     .charAt = [](const UReplaceable *rep, int32_t offset) -> UChar { CUC;
 774         //fprintf(stderr, "charAt(%d) : %d\n", offset, str.size());
 775         if (offset >= str.size())
 776             return 0xffff;
 777         return str[offset];
 778     },
 779
 780     .char32At = [](const UReplaceable *rep, int32_t offset) -> UChar32 { CUC;
 781         //fprintf(stderr, "char32At(%d) : %d\n", offset, str.size());
 782         if (offset >= str.size())
 783             return 0xffff;
 784         UChar32 c;
 785         U16_GET(str.data(), 0, offset, str.size(), c);
 786         return c;
 787     },
 788
 789     .replace = [](UReplaceable *rep, int32_t start, int32_t limit, const UChar *text, int32_t length) -> void { UC;
 790         //fprintf(stderr, "replace(%d, %d, %d) : %d\n", start, limit, length, str.size());
 791         str.replace(start, limit - start, text, length);
 792     },
 793
 794     .extract = [](UReplaceable *rep, int32_t start, int32_t limit, UChar *dst) -> void { UC;
 795         //fprintf(stderr, "extract(%d, %d) : %d\n", start, limit, str.size());
 796         str.copy(dst, limit - start, start);
 797     },
 798
 799     .copy = [](UReplaceable *rep, int32_t start, int32_t limit, int32_t dest) -> void { UC;
 800         //fprintf(stderr, "copy(%d, %d, %d) : %d\n", start, limit, dest, str.size());
 801         str.replace(dest, 0, str, start, limit - start);
 802     },
 803 };
 804
 805 static CFLocaleRef Locale_;
 806 static NSArray *Languages_;
 807 static CGColorSpaceRef space_;
 808
 809 static NSDictionary *SectionMap_;
 810 static NSMutableDictionary *Metadata_;
 811 static _transient NSMutableDictionary *Settings_;
 812 static _transient NSMutableDictionary *Packages_;
 813 static _transient NSMutableDictionary *Values_;
 814 static _transient NSMutableDictionary *Sections_;
 815 _H<NSMutableDictionary> Sources_;
 816 static _transient NSNumber *Version_;
 817 bool Changed_;
 818 static time_t now_;
 819
 820 bool IsWildcat_;
 821 static CGFloat ScreenScale_;
 822 static NSString *Idiom_;
 823 static _H<NSString> Firmware_;
 824 static NSString *Major_;
 825
 826 static _H<NSMutableDictionary> SessionData_;
 827 static _H<NSObject> HostConfig_;
 828 static _H<NSMutableSet> BridgedHosts_;
 829 static _H<NSMutableSet> TokenHosts_;
 830 static _H<NSMutableSet> InsecureHosts_;
 831 static _H<NSMutableSet> PipelinedHosts_;
 832 static _H<NSMutableSet> CachedURLs_;
 833
 834 static NSString *kCydiaProgressEventTypeError = @"Error";
 835 static NSString *kCydiaProgressEventTypeInformation = @"Information";
 836 static NSString *kCydiaProgressEventTypeStatus = @"Status";
 837 static NSString *kCydiaProgressEventTypeWarning = @"Warning";
 838 /* }}} */
 839
 840 /* Display Helpers {{{ */
 841 inline float Interpolate(float begin, float end, float fraction) {
 842     return (end - begin) * fraction + begin;
 843 }
 844
 845 static inline double Retina(double value) {
 846     value *= ScreenScale_;
 847     value = round(value);
 848     value /= ScreenScale_;
 849     return value;
 850 }
 851
 852 static inline CGRect Retina(CGRect value) {
 853     value.origin.x *= ScreenScale_;
 854     value.origin.y *= ScreenScale_;
 855     value.size.width *= ScreenScale_;
 856     value.size.height *= ScreenScale_;
 857     value = CGRectIntegral(value);
 858     value.origin.x /= ScreenScale_;
 859     value.origin.y /= ScreenScale_;
 860     value.size.width /= ScreenScale_;
 861     value.size.height /= ScreenScale_;
 862     return value;
 863 }
 864
 865 static _finline const char *StripVersion_(const char *version) {
 866     const char *colon(strchr(version, ':'));
 867     return colon == NULL ? version : colon + 1;
 868 }
 869
 870 NSString *LocalizeSection(NSString *section) {
 871     static Pcre title_r("^(.*?) \\((.*)\\)$");
 872     if (title_r(section)) {
 873         NSString *parent(title_r[1]);
 874         NSString *child(title_r[2]);
 875
 876         return [NSString stringWithFormat:UCLocalize("PARENTHETICAL"),
 877             LocalizeSection(parent),
 878             LocalizeSection(child)
 879         ];
 880     }
 881
 882     return [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
 883 }
 884
 885 NSString *Simplify(NSString *title) {
 886     const char *data = [title UTF8String];
 887     size_t size = [title lengthOfBytesUsingEncoding:NSUTF8StringEncoding];
 888
 889     static Pcre square_r("^\\[(.*)\\]$");
 890     if (square_r(data, size))
 891         return Simplify(square_r[1]);
 892
 893     static Pcre paren_r("^\\((.*)\\)$");
 894     if (paren_r(data, size))
 895         return Simplify(paren_r[1]);
 896
 897     static Pcre title_r("^(.*?) \\((.*)\\)$");
 898     if (title_r(data, size))
 899         return Simplify(title_r[1]);
 900
 901     return title;
 902 }
 903 /* }}} */
 904
 905 NSString *GetLastUpdate() {
 906     NSDate *update = [Metadata_ objectForKey:@"LastUpdate"];
 907
 908     if (update == nil)
 909         return UCLocalize("NEVER_OR_UNKNOWN");
 910
 911     CFDateFormatterRef formatter = CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle);
 912     CFStringRef formatted = CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) update);
 913
 914     CFRelease(formatter);
 915
 916     return [(NSString *) formatted autorelease];
 917 }
 918
 919 bool isSectionVisible(NSString *section) {
 920     NSDictionary *metadata([Sections_ objectForKey:(section ?: @"")]);
 921     NSNumber *hidden(metadata == nil ? nil : [metadata objectForKey:@"Hidden"]);
 922     return hidden == nil || ![hidden boolValue];
 923 }
 924
 925 static NSObject *CYIOGetValue(const char *path, NSString *property) {
 926     io_registry_entry_t entry(IORegistryEntryFromPath(kIOMasterPortDefault, path));
 927     if (entry == MACH_PORT_NULL)
 928         return nil;
 929
 930     CFTypeRef value(IORegistryEntryCreateCFProperty(entry, (CFStringRef) property, kCFAllocatorDefault, 0));
 931     IOObjectRelease(entry);
 932
 933     if (value == NULL)
 934         return nil;
 935     return [(id) value autorelease];
 936 }
 937
 938 static NSString *CYHex(NSData *data, bool reverse = false) {
 939     if (data == nil)
 940         return nil;
 941
 942     size_t length([data length]);
 943     uint8_t bytes[length];
 944     [data getBytes:bytes];
 945
 946     char string[length * 2 + 1];
 947     for (size_t i(0); i != length; ++i)
 948         sprintf(string + i * 2, "%.2x", bytes[reverse ? length - i - 1 : i]);
 949
 950     return [NSString stringWithUTF8String:string];
 951 }
 952
 953 @class Cydia;
 954
 955 /* Delegate Prototypes {{{ */
 956 @class Package;
 957 @class Source;
 958 @class CydiaProgressEvent;
 959
 960 @protocol DatabaseDelegate
 961 - (void) repairWithSelector:(SEL)selector;
 962 - (void) setConfigurationData:(NSString *)data;
 963 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task;
 964 @end
 965
 966 @class CYPackageController;
 967
 968 @protocol SourceDelegate
 969 - (void) setFetch:(NSNumber *)fetch;
 970 @end
 971
 972 @protocol FetchDelegate
 973 - (bool) isSourceCancelled;
 974 - (void) startSourceFetch:(NSString *)uri;
 975 - (void) stopSourceFetch:(NSString *)uri;
 976 @end
 977
 978 @protocol CydiaDelegate
 979 - (void) returnToCydia;
 980 - (void) saveState;
 981 - (void) retainNetworkActivityIndicator;
 982 - (void) releaseNetworkActivityIndicator;
 983 - (void) clearPackage:(Package *)package;
 984 - (void) installPackage:(Package *)package;
 985 - (void) installPackages:(NSArray *)packages;
 986 - (void) removePackage:(Package *)package;
 987 - (void) beginUpdate;
 988 - (BOOL) updating;
 989 - (bool) requestUpdate;
 990 - (void) distUpgrade;
 991 - (void) loadData;
 992 - (void) updateData;
 993 - (void) _saveConfig;
 994 - (void) syncData;
 995 - (void) addSource:(NSDictionary *)source;
 996 - (void) addTrivialSource:(NSString *)href;
 997 - (UIProgressHUD *) addProgressHUD;
 998 - (void) removeProgressHUD:(UIProgressHUD *)hud;
 999 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item;
1000 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
1001 @end
1002 /* }}} */
1003
1004 /* CancelStatus {{{ */
1005 class CancelStatus :
1006     public pkgAcquireStatus
1007 {
1008   private:
1009     bool cancelled_;
1010
1011   public:
1012     CancelStatus() :
1013         cancelled_(false)
1014     {
1015     }
1016
1017     virtual bool MediaChange(std::string media, std::string drive) {
1018         return false;
1019     }
1020
1021     virtual void IMSHit(pkgAcquire::ItemDesc &desc) {
1022         Done(desc);
1023     }
1024
1025     virtual bool Pulse_(pkgAcquire *Owner) = 0;
1026
1027     virtual bool Pulse(pkgAcquire *Owner) {
1028         if (pkgAcquireStatus::Pulse(Owner) && Pulse_(Owner))
1029             return true;
1030         else {
1031             cancelled_ = true;
1032             return false;
1033         }
1034     }
1035
1036     _finline bool WasCancelled() const {
1037         return cancelled_;
1038     }
1039 };
1040 /* }}} */
1041 /* DelegateStatus {{{ */
1042 class CydiaStatus :
1043     public CancelStatus
1044 {
1045   private:
1046     _transient NSObject<ProgressDelegate> *delegate_;
1047
1048   public:
1049     CydiaStatus() :
1050         delegate_(nil)
1051     {
1052     }
1053
1054     void setDelegate(NSObject<ProgressDelegate> *delegate) {
1055         delegate_ = delegate;
1056     }
1057
1058     virtual void Fetch(pkgAcquire::ItemDesc &desc) {
1059         NSString *name([NSString stringWithUTF8String:desc.ShortDesc.c_str()]);
1060         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithFormat:UCLocalize("DOWNLOADING_"), name] ofType:kCydiaProgressEventTypeStatus forItemDesc:desc]);
1061         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
1062     }
1063
1064     virtual void Done(pkgAcquire::ItemDesc &desc) {
1065         NSString *name([NSString stringWithUTF8String:desc.ShortDesc.c_str()]);
1066         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithFormat:Colon_, UCLocalize("DONE"), name] ofType:kCydiaProgressEventTypeStatus forItemDesc:desc]);
1067         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
1068     }
1069
1070     virtual void Fail(pkgAcquire::ItemDesc &desc) {
1071         if (
1072             desc.Owner->Status == pkgAcquire::Item::StatIdle ||
1073             desc.Owner->Status == pkgAcquire::Item::StatDone
1074         )
1075             return;
1076
1077         std::string &error(desc.Owner->ErrorText);
1078         if (error.empty())
1079             return;
1080
1081         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:kCydiaProgressEventTypeError forItemDesc:desc]);
1082         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
1083     }
1084
1085     virtual bool Pulse_(pkgAcquire *Owner) {
1086         double percent(
1087             double(CurrentBytes + CurrentItems) /
1088             double(TotalBytes + TotalItems)
1089         );
1090
1091         [delegate_ performSelectorOnMainThread:@selector(setProgressStatus:) withObject:[NSDictionary dictionaryWithObjectsAndKeys:
1092             [NSNumber numberWithDouble:percent], @"Percent",
1093
1094             [NSNumber numberWithDouble:CurrentBytes], @"Current",
1095             [NSNumber numberWithDouble:TotalBytes], @"Total",
1096             [NSNumber numberWithDouble:CurrentCPS], @"Speed",
1097         nil] waitUntilDone:YES];
1098
1099         return ![delegate_ isProgressCancelled];
1100     }
1101
1102     virtual void Start() {
1103         pkgAcquireStatus::Start();
1104         [delegate_ performSelectorOnMainThread:@selector(setProgressCancellable:) withObject:[NSNumber numberWithBool:YES] waitUntilDone:YES];
1105     }
1106
1107     virtual void Stop() {
1108         pkgAcquireStatus::Stop();
1109         [delegate_ performSelectorOnMainThread:@selector(setProgressCancellable:) withObject:[NSNumber numberWithBool:NO] waitUntilDone:YES];
1110         [delegate_ performSelectorOnMainThread:@selector(setProgressStatus:) withObject:nil waitUntilDone:YES];
1111     }
1112 };
1113 /* }}} */
1114 /* Database Interface {{{ */
1115 typedef std::map< unsigned long, _H<Source> > SourceMap;
1116
1117 @interface Database : NSObject {
1118     NSZone *zone_;
1119     apr_pool_t *pool_;
1120
1121     unsigned era_;
1122
1123     pkgCacheFile cache_;
1124     pkgDepCache::Policy *policy_;
1125     pkgRecords *records_;
1126     pkgProblemResolver *resolver_;
1127     pkgAcquire *fetcher_;
1128     FileFd *lock_;
1129     SPtr<pkgPackageManager> manager_;
1130     pkgSourceList *list_;
1131
1132     SourceMap sourceMap_;
1133     _H<NSMutableArray> sourceList_;
1134
1135     CFMutableArrayRef packages_;
1136
1137     _transient NSObject<DatabaseDelegate> *delegate_;
1138     _transient NSObject<ProgressDelegate> *progress_;
1139
1140     CydiaStatus status_;
1141
1142     int cydiafd_;
1143     int statusfd_;
1144     FILE *input_;
1145
1146     std::map<const char *, _H<NSString> > sections_;
1147 }
1148
1149 + (Database *) sharedInstance;
1150 - (unsigned) era;
1151
1152 - (void) _readCydia:(NSNumber *)fd;
1153 - (void) _readStatus:(NSNumber *)fd;
1154 - (void) _readOutput:(NSNumber *)fd;
1155
1156 - (FILE *) input;
1157
1158 - (Package *) packageWithName:(NSString *)name;
1159
1160 - (pkgCacheFile &) cache;
1161 - (pkgDepCache::Policy *) policy;
1162 - (pkgRecords *) records;
1163 - (pkgProblemResolver *) resolver;
1164 - (pkgAcquire &) fetcher;
1165 - (pkgSourceList &) list;
1166 - (NSArray *) packages;
1167 - (NSArray *) sources;
1168 - (Source *) sourceWithKey:(NSString *)key;
1169 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
1170
1171 - (void) configure;
1172 - (bool) prepare;
1173 - (void) perform;
1174 - (bool) upgrade;
1175 - (void) update;
1176
1177 - (void) updateWithStatus:(CancelStatus &)status;
1178
1179 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate;
1180
1181 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate;
1182 - (NSObject<ProgressDelegate> *) progressDelegate;
1183
1184 - (Source *) getSource:(pkgCache::PkgFileIterator)file;
1185 - (void) setFetch:(bool)fetch forURI:(const char *)uri;
1186 - (void) resetFetch;
1187
1188 - (NSString *) mappedSectionForPointer:(const char *)pointer;
1189
1190 @end
1191 /* }}} */
1192 /* SourceStatus {{{ */
1193 class SourceStatus :
1194     public CancelStatus
1195 {
1196   private:
1197     _transient NSObject<FetchDelegate> *delegate_;
1198     _transient Database *database_;
1199     std::set<std::string> fetches_;
1200
1201   public:
1202     SourceStatus(NSObject<FetchDelegate> *delegate, Database *database) :
1203         delegate_(delegate),
1204         database_(database)
1205     {
1206     }
1207
1208     void Set(bool fetch, const std::string &uri) {
1209         if (fetch) {
1210             if (!fetches_.insert(uri).second)
1211                 return;
1212         } else {
1213             if (fetches_.erase(uri) == 0)
1214                 return;
1215         }
1216
1217         //printf("Set(%s, %s)\n", fetch ? "true" : "false", uri.c_str());
1218         [database_ setFetch:fetch forURI:uri.c_str()];
1219     }
1220
1221     _finline void Set(bool fetch, pkgAcquire::Item *item) {
1222         /*unsigned long ID(fetch ? 1 : 0);
1223         if (item->ID == ID)
1224             return;
1225         item->ID = ID;*/
1226         Set(fetch, item->DescURI());
1227     }
1228
1229     void Log(const char *tag, pkgAcquire::Item *item) {
1230         //printf("%s(%s) S:%u Q:%u\n", tag, item->DescURI().c_str(), item->Status, item->QueueCounter);
1231     }
1232
1233     virtual void Fetch(pkgAcquire::ItemDesc &desc) {
1234         Log("Fetch", desc.Owner);
1235         Set(true, desc.Owner);
1236     }
1237
1238     virtual void Done(pkgAcquire::ItemDesc &desc) {
1239         Log("Done", desc.Owner);
1240         Set(false, desc.Owner);
1241     }
1242
1243     virtual void Fail(pkgAcquire::ItemDesc &desc) {
1244         Log("Fail", desc.Owner);
1245         Set(false, desc.Owner);
1246     }
1247
1248     virtual bool Pulse_(pkgAcquire *Owner) {
1249         std::set<std::string> fetches;
1250         for (pkgAcquire::ItemCIterator item(Owner->ItemsBegin()); item != Owner->ItemsEnd(); ++item) {
1251             bool fetch;
1252             if ((*item)->QueueCounter == 0)
1253                 fetch = false;
1254             else switch ((*item)->Status) {
1255                 case pkgAcquire::Item::StatFetching:
1256                     fetches.insert((*item)->DescURI());
1257                     fetch = true;
1258                 break;
1259
1260                 default:
1261                     fetch = false;
1262                 break;
1263             }
1264
1265             Log(fetch ? "Pulse<true>" : "Pulse<false>", *item);
1266             Set(fetch, *item);
1267         }
1268
1269         std::vector<std::string> stops;
1270         std::set_difference(fetches_.begin(), fetches_.end(), fetches.begin(), fetches.end(), std::back_insert_iterator<std::vector<std::string>>(stops));
1271         for (std::vector<std::string>::const_iterator stop(stops.begin()); stop != stops.end(); ++stop) {
1272             //printf("Stop(%s)\n", stop->c_str());
1273             Set(false, *stop);
1274         }
1275
1276         return ![delegate_ isSourceCancelled];
1277     }
1278
1279     virtual void Stop() {
1280         pkgAcquireStatus::Stop();
1281         [database_ resetFetch];
1282     }
1283 };
1284 /* }}} */
1285 /* ProgressEvent Implementation {{{ */
1286 @implementation CydiaProgressEvent
1287
1288 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type {
1289     return [[[CydiaProgressEvent alloc] initWithMessage:message ofType:type] autorelease];
1290 }
1291
1292 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forPackage:(NSString *)package {
1293     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1294     [event setPackage:package];
1295     return event;
1296 }
1297
1298 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forItemDesc:(pkgAcquire::ItemDesc &)desc {
1299     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1300
1301     NSString *description([NSString stringWithUTF8String:desc.Description.c_str()]);
1302     NSArray *fields([description componentsSeparatedByString:@" "]);
1303     [event setItem:fields];
1304
1305     if ([fields count] > 3) {
1306         [event setPackage:[fields objectAtIndex:2]];
1307         [event setVersion:[fields objectAtIndex:3]];
1308     }
1309
1310     [event setURL:[NSString stringWithUTF8String:desc.URI.c_str()]];
1311
1312     return event;
1313 }
1314
1315 + (NSArray *) _attributeKeys {
1316     return [NSArray arrayWithObjects:
1317         @"item",
1318         @"message",
1319         @"package",
1320         @"type",
1321         @"url",
1322         @"version",
1323     nil];
1324 }
1325
1326 - (NSArray *) attributeKeys {
1327     return [[self class] _attributeKeys];
1328 }
1329
1330 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1331     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1332 }
1333
1334 - (id) initWithMessage:(NSString *)message ofType:(NSString *)type {
1335     if ((self = [super init]) != nil) {
1336         message_ = message;
1337         type_ = type;
1338     } return self;
1339 }
1340
1341 - (NSString *) message {
1342     return message_;
1343 }
1344
1345 - (NSString *) type {
1346     return type_;
1347 }
1348
1349 - (NSArray *) item {
1350     return (id) item_ ?: [NSNull null];
1351 }
1352
1353 - (void) setItem:(NSArray *)item {
1354     item_ = item;
1355 }
1356
1357 - (NSString *) package {
1358     return (id) package_ ?: [NSNull null];
1359 }
1360
1361 - (void) setPackage:(NSString *)package {
1362     package_ = package;
1363 }
1364
1365 - (NSString *) url {
1366     return (id) url_ ?: [NSNull null];
1367 }
1368
1369 - (void) setURL:(NSString *)url {
1370     url_ = url;
1371 }
1372
1373 - (void) setVersion:(NSString *)version {
1374     version_ = version;
1375 }
1376
1377 - (NSString *) version {
1378     return (id) version_ ?: [NSNull null];
1379 }
1380
1381 - (NSString *) compound:(NSString *)value {
1382     if (value != nil) {
1383         NSString *mode(nil); {
1384             NSString *type([self type]);
1385             if ([type isEqualToString:kCydiaProgressEventTypeError])
1386                 mode = UCLocalize("ERROR");
1387             else if ([type isEqualToString:kCydiaProgressEventTypeWarning])
1388                 mode = UCLocalize("WARNING");
1389         }
1390
1391         if (mode != nil)
1392             value = [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), mode, value];
1393     }
1394
1395     return value;
1396 }
1397
1398 - (NSString *) compoundMessage {
1399     return [self compound:[self message]];
1400 }
1401
1402 - (NSString *) compoundTitle {
1403     NSString *title;
1404
1405     if (package_ == nil)
1406         title = nil;
1407     else if (Package *package = [[Database sharedInstance] packageWithName:package_])
1408         title = [package name];
1409     else
1410         title = package_;
1411
1412     return [self compound:title];
1413 }
1414
1415 @end
1416 /* }}} */
1417
1418 // Cytore Definitions {{{
1419 struct PackageValue :
1420     Cytore::Block
1421 {
1422     Cytore::Offset<PackageValue> next_;
1423
1424     uint32_t index_ : 23;
1425     uint32_t subscribed_ : 1;
1426     uint32_t : 8;
1427
1428     int32_t first_;
1429     int32_t last_;
1430
1431     uint16_t vhash_;
1432     uint16_t nhash_;
1433
1434     char version_[8];
1435     char name_[];
1436 };
1437
1438 struct MetaValue :
1439     Cytore::Block
1440 {
1441     uint32_t active_;
1442     Cytore::Offset<PackageValue> packages_[1 << 16];
1443 };
1444
1445 static Cytore::File<MetaValue> MetaFile_;
1446 // }}}
1447 // Cytore Helper Functions {{{
1448 static PackageValue *PackageFind(const char *name, size_t length, bool *fail = NULL) {
1449     SplitHash nhash = { hashlittle(name, length) };
1450
1451     PackageValue *metadata;
1452
1453     Cytore::Offset<PackageValue> *offset(&MetaFile_->packages_[nhash.u16[0]]);
1454     for (;; offset = &metadata->next_) { if (offset->IsNull()) {
1455         *offset = MetaFile_.New<PackageValue>(length + 1);
1456         metadata = &MetaFile_.Get(*offset);
1457
1458         if (metadata == NULL) {
1459             if (fail != NULL)
1460                 *fail = true;
1461
1462             metadata = new PackageValue();
1463             memset(metadata, 0, sizeof(*metadata));
1464         }
1465
1466         memcpy(metadata->name_, name, length);
1467         metadata->name_[length] = '\0';
1468         metadata->nhash_ = nhash.u16[1];
1469     } else {
1470         metadata = &MetaFile_.Get(*offset);
1471         if (metadata->nhash_ != nhash.u16[1])
1472             continue;
1473         if (strncmp(metadata->name_, name, length) != 0)
1474             continue;
1475         if (metadata->name_[length] != '\0')
1476             continue;
1477     } break; }
1478
1479     return metadata;
1480 }
1481
1482 static void PackageImport(const void *key, const void *value, void *context) {
1483     bool &fail(*reinterpret_cast<bool *>(context));
1484
1485     char buffer[1024];
1486     if (!CFStringGetCString((CFStringRef) key, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1487         NSLog(@"failed to import package %@", key);
1488         return;
1489     }
1490
1491     PackageValue *metadata(PackageFind(buffer, strlen(buffer), &fail));
1492     NSDictionary *package((NSDictionary *) value);
1493
1494     if (NSNumber *subscribed = [package objectForKey:@"IsSubscribed"])
1495         if ([subscribed boolValue] && !metadata->subscribed_)
1496             metadata->subscribed_ = true;
1497
1498     if (NSDate *date = [package objectForKey:@"FirstSeen"]) {
1499         time_t time([date timeIntervalSince1970]);
1500         if (metadata->first_ > time || metadata->first_ == 0)
1501             metadata->first_ = time;
1502     }
1503
1504     NSDate *date([package objectForKey:@"LastSeen"]);
1505     NSString *version([package objectForKey:@"LastVersion"]);
1506
1507     if (date != nil && version != nil) {
1508         time_t time([date timeIntervalSince1970]);
1509         if (metadata->last_ < time || metadata->last_ == 0)
1510             if (CFStringGetCString((CFStringRef) version, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1511                 size_t length(strlen(buffer));
1512                 uint16_t vhash(hashlittle(buffer, length));
1513
1514                 size_t capped(std::min<size_t>(8, length));
1515                 char *latest(buffer + length - capped);
1516
1517                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
1518                 metadata->vhash_ = vhash;
1519
1520                 metadata->last_ = time;
1521             }
1522     }
1523 }
1524 // }}}
1525
1526 /* Source Class {{{ */
1527 @interface Source : NSObject {
1528     unsigned era_;
1529     Database *database_;
1530     metaIndex *index_;
1531
1532     CYString depiction_;
1533     CYString description_;
1534     CYString label_;
1535     CYString origin_;
1536     CYString support_;
1537
1538     CYString uri_;
1539     CYString distribution_;
1540     CYString type_;
1541     CYString base_;
1542     CYString version_;
1543
1544     _H<NSString> host_;
1545     _H<NSString> authority_;
1546
1547     CYString defaultIcon_;
1548
1549     _H<NSMutableDictionary> record_;
1550     BOOL trusted_;
1551
1552     std::set<std::string> fetches_;
1553     std::set<std::string> files_;
1554     _transient NSObject<SourceDelegate> *delegate_;
1555 }
1556
1557 - (Source *) initWithMetaIndex:(metaIndex *)index forDatabase:(Database *)database inPool:(apr_pool_t *)pool;
1558
1559 - (NSComparisonResult) compareByName:(Source *)source;
1560
1561 - (NSString *) depictionForPackage:(NSString *)package;
1562 - (NSString *) supportForPackage:(NSString *)package;
1563
1564 - (metaIndex *) metaIndex;
1565 - (NSDictionary *) record;
1566 - (BOOL) trusted;
1567
1568 - (NSString *) rooturi;
1569 - (NSString *) distribution;
1570 - (NSString *) type;
1571
1572 - (NSString *) key;
1573 - (NSString *) host;
1574
1575 - (NSString *) name;
1576 - (NSString *) shortDescription;
1577 - (NSString *) label;
1578 - (NSString *) origin;
1579 - (NSString *) version;
1580
1581 - (NSString *) defaultIcon;
1582 - (NSURL *) iconURL;
1583
1584 - (void) setFetch:(bool)fetch forURI:(const char *)uri;
1585 - (void) resetFetch;
1586
1587 @end
1588
1589 @implementation Source
1590
1591 + (NSString *) webScriptNameForSelector:(SEL)selector {
1592     if (false);
1593     else if (selector == @selector(addSection:))
1594         return @"addSection";
1595     else if (selector == @selector(getField:))
1596         return @"getField";
1597     else if (selector == @selector(removeSection:))
1598         return @"removeSection";
1599     else if (selector == @selector(remove))
1600         return @"remove";
1601     else
1602         return nil;
1603 }
1604
1605 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
1606     return [self webScriptNameForSelector:selector] == nil;
1607 }
1608
1609 + (NSArray *) _attributeKeys {
1610     return [NSArray arrayWithObjects:
1611         @"baseuri",
1612         @"distribution",
1613         @"host",
1614         @"key",
1615         @"iconuri",
1616         @"label",
1617         @"name",
1618         @"origin",
1619         @"rooturi",
1620         @"sections",
1621         @"shortDescription",
1622         @"trusted",
1623         @"type",
1624         @"version",
1625     nil];
1626 }
1627
1628 - (NSArray *) attributeKeys {
1629     return [[self class] _attributeKeys];
1630 }
1631
1632 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1633     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1634 }
1635
1636 - (metaIndex *) metaIndex {
1637     return index_;
1638 }
1639
1640 - (void) setMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool {
1641     trusted_ = index->IsTrusted();
1642
1643     uri_.set(pool, index->GetURI());
1644     distribution_.set(pool, index->GetDist());
1645     type_.set(pool, index->GetType());
1646
1647     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index));
1648     if (dindex != NULL) {
1649         std::string file(dindex->MetaIndexURI(""));
1650         base_.set(pool, file);
1651
1652         pkgAcquire acquire;
1653         _profile(Source$setMetaIndex$GetIndexes)
1654         dindex->GetIndexes(&acquire, true);
1655         _end
1656         _profile(Source$setMetaIndex$DescURI)
1657         for (pkgAcquire::ItemIterator item(acquire.ItemsBegin()); item != acquire.ItemsEnd(); item++) {
1658             std::string file((*item)->DescURI());
1659             files_.insert(file);
1660             if (file.length() < sizeof("Packages.bz2") || file.substr(file.length() - sizeof("Packages.bz2")) != "/Packages.bz2")
1661                 continue;
1662             file = file.substr(0, file.length() - 4);
1663             files_.insert(file);
1664             files_.insert(file + ".gz");
1665             files_.insert(file + "Index");
1666         }
1667         _end
1668
1669         FileFd fd;
1670         if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly))
1671             _error->Discard();
1672         else {
1673             pkgTagFile tags(&fd);
1674
1675             pkgTagSection section;
1676             tags.Step(section);
1677
1678             struct {
1679                 const char *name_;
1680                 CYString *value_;
1681             } names[] = {
1682                 {"default-icon", &defaultIcon_},
1683                 {"depiction", &depiction_},
1684                 {"description", &description_},
1685                 {"label", &label_},
1686                 {"origin", &origin_},
1687                 {"support", &support_},
1688                 {"version", &version_},
1689             };
1690
1691             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
1692                 const char *start, *end;
1693
1694                 if (section.Find(names[i].name_, start, end)) {
1695                     CYString &value(*names[i].value_);
1696                     value.set(pool, start, end - start);
1697                 }
1698             }
1699         }
1700     }
1701
1702     record_ = [Sources_ objectForKey:[self key]];
1703
1704     NSURL *url([NSURL URLWithString:uri_]);
1705
1706     host_ = [url host];
1707     if (host_ != nil)
1708         host_ = [host_ lowercaseString];
1709
1710     if (host_ != nil)
1711         authority_ = host_;
1712     else
1713         authority_ = [url path];
1714 }
1715
1716 - (Source *) initWithMetaIndex:(metaIndex *)index forDatabase:(Database *)database inPool:(apr_pool_t *)pool {
1717     if ((self = [super init]) != nil) {
1718         era_ = [database era];
1719         database_ = database;
1720         index_ = index;
1721
1722         _profile(Source$initWithMetaIndex$setMetaIndex)
1723         [self setMetaIndex:index inPool:pool];
1724         _end
1725     } return self;
1726 }
1727
1728 - (NSString *) getField:(NSString *)name {
1729 @synchronized (database_) {
1730     if ([database_ era] != era_ || index_ == NULL)
1731         return nil;
1732
1733     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index_));
1734     if (dindex == NULL)
1735         return nil;
1736
1737     FileFd fd;
1738     if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly)) {
1739          _error->Discard();
1740          return nil;
1741     }
1742
1743     pkgTagFile tags(&fd);
1744
1745     pkgTagSection section;
1746     tags.Step(section);
1747
1748     const char *start, *end;
1749     if (!section.Find([name UTF8String], start, end))
1750         return (NSString *) [NSNull null];
1751
1752     return [NSString stringWithString:[(NSString *) CYStringCreate(start, end - start) autorelease]];
1753 } }
1754
1755 - (NSComparisonResult) compareByName:(Source *)source {
1756     NSString *lhs = [self name];
1757     NSString *rhs = [source name];
1758
1759     if ([lhs length] != 0 && [rhs length] != 0) {
1760         unichar lhc = [lhs characterAtIndex:0];
1761         unichar rhc = [rhs characterAtIndex:0];
1762
1763         if (isalpha(lhc) && !isalpha(rhc))
1764             return NSOrderedAscending;
1765         else if (!isalpha(lhc) && isalpha(rhc))
1766             return NSOrderedDescending;
1767     }
1768
1769     return [lhs compare:rhs options:LaxCompareOptions_];
1770 }
1771
1772 - (NSString *) depictionForPackage:(NSString *)package {
1773     return depiction_.empty() ? nil : [static_cast<id>(depiction_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1774 }
1775
1776 - (NSString *) supportForPackage:(NSString *)package {
1777     return support_.empty() ? nil : [static_cast<id>(support_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1778 }
1779
1780 - (NSArray *) sections {
1781     return record_ == nil ? (id) [NSNull null] : [record_ objectForKey:@"Sections"] ?: [NSArray array];
1782 }
1783
1784 - (void) _addSection:(NSString *)section {
1785     if (record_ == nil)
1786         return;
1787     else if (NSMutableArray *sections = [record_ objectForKey:@"Sections"]) {
1788         if (![sections containsObject:section]) {
1789             [sections addObject:section];
1790             Changed_ = true;
1791         }
1792     } else {
1793         [record_ setObject:[NSMutableArray arrayWithObject:section] forKey:@"Sections"];
1794         Changed_ = true;
1795     }
1796 }
1797
1798 - (bool) addSection:(NSString *)section {
1799     if (record_ == nil)
1800         return false;
1801
1802     [self performSelectorOnMainThread:@selector(_addSection:) withObject:section waitUntilDone:NO];
1803     return true;
1804 }
1805
1806 - (void) _removeSection:(NSString *)section {
1807     if (record_ == nil)
1808         return;
1809
1810     if (NSMutableArray *sections = [record_ objectForKey:@"Sections"])
1811         if ([sections containsObject:section]) {
1812             [sections removeObject:section];
1813             Changed_ = true;
1814         }
1815 }
1816
1817 - (bool) removeSection:(NSString *)section {
1818     if (record_ == nil)
1819         return false;
1820
1821     [self performSelectorOnMainThread:@selector(_removeSection:) withObject:section waitUntilDone:NO];
1822     return true;
1823 }
1824
1825 - (void) _remove {
1826     [Sources_ removeObjectForKey:[self key]];
1827     Changed_ = true;
1828 }
1829
1830 - (bool) remove {
1831     bool value(record_ != nil);
1832     [self performSelectorOnMainThread:@selector(_remove) withObject:nil waitUntilDone:NO];
1833     return value;
1834 }
1835
1836 - (NSDictionary *) record {
1837     return record_;
1838 }
1839
1840 - (BOOL) trusted {
1841     return trusted_;
1842 }
1843
1844 - (NSString *) rooturi {
1845     return uri_;
1846 }
1847
1848 - (NSString *) distribution {
1849     return distribution_;
1850 }
1851
1852 - (NSString *) type {
1853     return type_;
1854 }
1855
1856 - (NSString *) baseuri {
1857     return base_.empty() ? nil : (id) base_;
1858 }
1859
1860 - (NSString *) iconuri {
1861     if (NSString *base = [self baseuri])
1862         return [base stringByAppendingString:@"CydiaIcon.png"];
1863
1864     return nil;
1865 }
1866
1867 - (NSURL *) iconURL {
1868     if (NSString *uri = [self iconuri])
1869         return [NSURL URLWithString:uri];
1870     return nil;
1871 }
1872
1873 - (NSString *) key {
1874     return [NSString stringWithFormat:@"%@:%@:%@", (NSString *) type_, (NSString *) uri_, (NSString *) distribution_];
1875 }
1876
1877 - (NSString *) host {
1878     return host_;
1879 }
1880
1881 - (NSString *) name {
1882     return origin_.empty() ? (id) authority_ : origin_;
1883 }
1884
1885 - (NSString *) shortDescription {
1886     return description_;
1887 }
1888
1889 - (NSString *) label {
1890     return label_.empty() ? (id) authority_ : label_;
1891 }
1892
1893 - (NSString *) origin {
1894     return origin_;
1895 }
1896
1897 - (NSString *) version {
1898     return version_;
1899 }
1900
1901 - (NSString *) defaultIcon {
1902     return defaultIcon_;
1903 }
1904
1905 - (void) setDelegate:(NSObject<SourceDelegate> *)delegate {
1906     delegate_ = delegate;
1907 }
1908
1909 - (bool) fetch {
1910     return !fetches_.empty();
1911 }
1912
1913 - (void) setFetch:(bool)fetch forURI:(const char *)uri {
1914     if (!fetch) {
1915         if (fetches_.erase(uri) == 0)
1916             return;
1917     } else if (files_.find(uri) == files_.end())
1918         return;
1919     else if (!fetches_.insert(uri).second)
1920         return;
1921
1922     [delegate_ performSelectorOnMainThread:@selector(setFetch:) withObject:[NSNumber numberWithBool:[self fetch]] waitUntilDone:NO];
1923 }
1924
1925 - (void) resetFetch {
1926     fetches_.clear();
1927     [delegate_ performSelectorOnMainThread:@selector(setFetch:) withObject:[NSNumber numberWithBool:NO] waitUntilDone:NO];
1928 }
1929
1930 @end
1931 /* }}} */
1932 /* CydiaOperation Class {{{ */
1933 @interface CydiaOperation : NSObject {
1934     _H<NSString> operator_;
1935     _H<NSString> value_;
1936 }
1937
1938 - (NSString *) operator;
1939 - (NSString *) value;
1940
1941 @end
1942
1943 @implementation CydiaOperation
1944
1945 - (id) initWithOperator:(const char *)_operator value:(const char *)value {
1946     if ((self = [super init]) != nil) {
1947         operator_ = [NSString stringWithUTF8String:_operator];
1948         value_ = [NSString stringWithUTF8String:value];
1949     } return self;
1950 }
1951
1952 + (NSArray *) _attributeKeys {
1953     return [NSArray arrayWithObjects:
1954         @"operator",
1955         @"value",
1956     nil];
1957 }
1958
1959 - (NSArray *) attributeKeys {
1960     return [[self class] _attributeKeys];
1961 }
1962
1963 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1964     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1965 }
1966
1967 - (NSString *) operator {
1968     return operator_;
1969 }
1970
1971 - (NSString *) value {
1972     return value_;
1973 }
1974
1975 @end
1976 /* }}} */
1977 /* CydiaClause Class {{{ */
1978 @interface CydiaClause : NSObject {
1979     _H<NSString> package_;
1980     _H<CydiaOperation> version_;
1981 }
1982
1983 - (NSString *) package;
1984 - (CydiaOperation *) version;
1985
1986 @end
1987
1988 @implementation CydiaClause
1989
1990 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1991     if ((self = [super init]) != nil) {
1992         package_ = [NSString stringWithUTF8String:dep.TargetPkg().Name()];
1993
1994         if (const char *version = dep.TargetVer())
1995             version_ = [[[CydiaOperation alloc] initWithOperator:dep.CompType() value:version] autorelease];
1996         else
1997             version_ = (id) [NSNull null];
1998     } return self;
1999 }
2000
2001 + (NSArray *) _attributeKeys {
2002     return [NSArray arrayWithObjects:
2003         @"package",
2004         @"version",
2005     nil];
2006 }
2007
2008 - (NSArray *) attributeKeys {
2009     return [[self class] _attributeKeys];
2010 }
2011
2012 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2013     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2014 }
2015
2016 - (NSString *) package {
2017     return package_;
2018 }
2019
2020 - (CydiaOperation *) version {
2021     return version_;
2022 }
2023
2024 @end
2025 /* }}} */
2026 /* CydiaRelation Class {{{ */
2027 @interface CydiaRelation : NSObject {
2028     _H<NSString> relationship_;
2029     _H<NSMutableArray> clauses_;
2030 }
2031
2032 - (NSString *) relationship;
2033 - (NSArray *) clauses;
2034
2035 @end
2036
2037 @implementation CydiaRelation
2038
2039 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
2040     if ((self = [super init]) != nil) {
2041         relationship_ = [NSString stringWithUTF8String:dep.DepType()];
2042         clauses_ = [NSMutableArray arrayWithCapacity:8];
2043
2044         pkgCache::DepIterator start;
2045         pkgCache::DepIterator end;
2046         dep.GlobOr(start, end); // ++dep
2047
2048         _forever {
2049             [clauses_ addObject:[[[CydiaClause alloc] initWithIterator:start] autorelease]];
2050
2051             // yes, seriously. (wtf?)
2052             if (start == end)
2053                 break;
2054             ++start;
2055         }
2056     } return self;
2057 }
2058
2059 + (NSArray *) _attributeKeys {
2060     return [NSArray arrayWithObjects:
2061         @"clauses",
2062         @"relationship",
2063     nil];
2064 }
2065
2066 - (NSArray *) attributeKeys {
2067     return [[self class] _attributeKeys];
2068 }
2069
2070 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2071     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2072 }
2073
2074 - (NSString *) relationship {
2075     return relationship_;
2076 }
2077
2078 - (NSArray *) clauses {
2079     return clauses_;
2080 }
2081
2082 - (void) addClause:(CydiaClause *)clause {
2083     [clauses_ addObject:clause];
2084 }
2085
2086 @end
2087 /* }}} */
2088 /* Package Class {{{ */
2089 struct ParsedPackage {
2090     CYString md5sum_;
2091     CYString tagline_;
2092
2093     CYString architecture_;
2094     CYString icon_;
2095
2096     CYString depiction_;
2097     CYString homepage_;
2098     CYString author_;
2099
2100     CYString support_;
2101 };
2102
2103 @interface Package : NSObject {
2104     uint32_t era_ : 25;
2105     @public uint32_t role_ : 3;
2106     uint32_t essential_ : 1;
2107     uint32_t obsolete_ : 1;
2108     uint32_t ignored_ : 1;
2109     uint32_t pooled_ : 1;
2110
2111     apr_pool_t *pool_;
2112
2113     uint32_t rank_;
2114
2115     _transient Database *database_;
2116
2117     pkgCache::VerIterator version_;
2118     pkgCache::PkgIterator iterator_;
2119     pkgCache::VerFileIterator file_;
2120
2121     CYString id_;
2122     CYString name_;
2123     CYString transform_;
2124
2125     CYString latest_;
2126     CYString installed_;
2127     time_t upgraded_;
2128
2129     const char *section_;
2130     _transient NSString *section$_;
2131
2132     _H<Source> source_;
2133
2134     PackageValue *metadata_;
2135     ParsedPackage *parsed_;
2136
2137     _H<NSMutableArray> tags_;
2138 }
2139
2140 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
2141 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
2142
2143 - (pkgCache::PkgIterator) iterator;
2144 - (void) parse;
2145
2146 - (NSString *) section;
2147 - (NSString *) simpleSection;
2148
2149 - (NSString *) longSection;
2150 - (NSString *) shortSection;
2151
2152 - (NSString *) uri;
2153
2154 - (MIMEAddress *) maintainer;
2155 - (size_t) size;
2156 - (NSString *) longDescription;
2157 - (NSString *) shortDescription;
2158 - (unichar) index;
2159
2160 - (PackageValue *) metadata;
2161 - (time_t) seen;
2162
2163 - (bool) subscribed;
2164 - (bool) setSubscribed:(bool)subscribed;
2165
2166 - (BOOL) ignored;
2167
2168 - (NSString *) latest;
2169 - (NSString *) installed;
2170 - (BOOL) uninstalled;
2171
2172 - (BOOL) valid;
2173 - (BOOL) upgradableAndEssential:(BOOL)essential;
2174 - (BOOL) essential;
2175 - (BOOL) broken;
2176 - (BOOL) unfiltered;
2177 - (BOOL) visible;
2178
2179 - (BOOL) half;
2180 - (BOOL) halfConfigured;
2181 - (BOOL) halfInstalled;
2182 - (BOOL) hasMode;
2183 - (NSString *) mode;
2184
2185 - (NSString *) id;
2186 - (NSString *) name;
2187 - (UIImage *) icon;
2188 - (NSString *) homepage;
2189 - (NSString *) depiction;
2190 - (MIMEAddress *) author;
2191
2192 - (NSString *) support;
2193
2194 - (NSArray *) files;
2195 - (NSArray *) warnings;
2196 - (NSArray *) applications;
2197
2198 - (Source *) source;
2199
2200 - (uint32_t) rank;
2201 - (BOOL) matches:(NSArray *)query;
2202
2203 - (BOOL) hasTag:(NSString *)tag;
2204 - (NSString *) primaryPurpose;
2205 - (NSArray *) purposes;
2206 - (bool) isCommercial;
2207
2208 - (void) setIndex:(size_t)index;
2209
2210 - (CYString &) cyname;
2211
2212 - (uint32_t) compareBySection:(NSArray *)sections;
2213
2214 - (void) install;
2215 - (void) remove;
2216
2217 @end
2218
2219 uint32_t PackageChangesRadix(Package *self, void *) {
2220     union {
2221         uint32_t key;
2222
2223         struct {
2224             uint32_t timestamp : 30;
2225             uint32_t ignored : 1;
2226             uint32_t upgradable : 1;
2227         } bits;
2228     } value;
2229
2230     bool upgradable([self upgradableAndEssential:YES]);
2231     value.bits.upgradable = upgradable ? 1 : 0;
2232
2233     if (upgradable) {
2234         value.bits.timestamp = 0;
2235         value.bits.ignored = [self ignored] ? 0 : 1;
2236         value.bits.upgradable = 1;
2237     } else {
2238         value.bits.timestamp = [self seen] >> 2;
2239         value.bits.ignored = 0;
2240         value.bits.upgradable = 0;
2241     }
2242
2243     return _not(uint32_t) - value.key;
2244 }
2245
2246 CYString &(*PackageName)(Package *self, SEL sel);
2247
2248 uint32_t PackagePrefixRadix(Package *self, void *context) {
2249     size_t offset(reinterpret_cast<size_t>(context));
2250     CYString &name(PackageName(self, @selector(cyname)));
2251
2252     size_t size(name.size());
2253     if (size == 0)
2254         return 0;
2255     char *text(name.data());
2256
2257     size_t zeros;
2258     if (!isdigit(text[0]))
2259         zeros = 0;
2260     else {
2261         size_t digits(1);
2262         while (size != digits && isdigit(text[digits]))
2263             if (++digits == 4)
2264                 break;
2265         zeros = 4 - digits;
2266     }
2267
2268     uint8_t data[4];
2269
2270     if (offset == 0 && zeros != 0) {
2271         memset(data, '0', zeros);
2272         memcpy(data + zeros, text, 4 - zeros);
2273     } else {
2274         /* XXX: there's some danger here if you request a non-zero offset < 4 and it gets zero padded */
2275         if (size <= offset - zeros)
2276             return 0;
2277
2278         text += offset - zeros;
2279         size -= offset - zeros;
2280
2281         if (size >= 4)
2282             memcpy(data, text, 4);
2283         else {
2284             memcpy(data, text, size);
2285             memset(data + size, 0, 4 - size);
2286         }
2287
2288         for (size_t i(0); i != 4; ++i)
2289             if (isalpha(data[i]))
2290                 data[i] |= 0x20;
2291     }
2292
2293     if (offset == 0)
2294         if (data[0] == '@')
2295             data[0] = 0x7f;
2296         else
2297             data[0] = (data[0] & 0x1f) | "\x80\x00\xc0\x40"[data[0] >> 6];
2298
2299     /* XXX: ntohl may be more honest */
2300     return OSSwapInt32(*reinterpret_cast<uint32_t *>(data));
2301 }
2302
2303 CFComparisonResult StringNameCompare(CFStringRef lhn, CFStringRef rhn, size_t length) {
2304     _profile(PackageNameCompare)
2305         if (lhn == NULL)
2306             return rhn == NULL ? kCFCompareEqualTo : kCFCompareLessThan;
2307         else if (rhn == NULL)
2308             return kCFCompareGreaterThan;
2309
2310         CFIndex length(CFStringGetLength(lhn));
2311
2312         _profile(PackageNameCompare$NumbersLast)
2313             if (length != 0 && CFStringGetLength(rhn) != 0) {
2314                 UniChar lhc(CFStringGetCharacterAtIndex(lhn, 0));
2315                 UniChar rhc(CFStringGetCharacterAtIndex(rhn, 0));
2316                 bool lha(CFUniCharIsMemberOf(lhc, kCFUniCharLetterCharacterSet));
2317                 if (lha != CFUniCharIsMemberOf(rhc, kCFUniCharLetterCharacterSet))
2318                     return lha ? kCFCompareLessThan : kCFCompareGreaterThan;
2319             }
2320         _end
2321
2322         _profile(PackageNameCompare$Compare)
2323             return CFStringCompareWithOptionsAndLocale(lhn, rhn, CFRangeMake(0, length), LaxCompareFlags_, (CFLocaleRef) (id) CollationLocale_);
2324         _end
2325     _end
2326 }
2327
2328 _finline CFComparisonResult StringNameCompare(NSString *lhn, NSString*rhn, size_t length) {
2329     return StringNameCompare((CFStringRef) lhn, (CFStringRef) rhn, length);
2330 }
2331
2332 CFComparisonResult PackageNameCompare(Package *lhs, Package *rhs, void *arg) {
2333     CYString &lhn(PackageName(lhs, @selector(cyname)));
2334     NSString *rhn(PackageName(rhs, @selector(cyname)));
2335     return StringNameCompare(lhn, rhn, lhn.size());
2336 }
2337
2338 CFComparisonResult PackageNameCompare_(Package **lhs, Package **rhs, void *arg) {
2339     return PackageNameCompare(*lhs, *rhs, arg);
2340 }
2341
2342 struct PackageNameOrdering :
2343     std::binary_function<Package *, Package *, bool>
2344 {
2345     _finline bool operator ()(Package *lhs, Package *rhs) const {
2346         return PackageNameCompare(lhs, rhs, NULL) == kCFCompareLessThan;
2347     }
2348 };
2349
2350 @implementation Package
2351
2352 - (NSString *) description {
2353     return [NSString stringWithFormat:@"<Package:%@>", static_cast<NSString *>(name_)];
2354 }
2355
2356 - (void) dealloc {
2357     if (!pooled_)
2358         apr_pool_destroy(pool_);
2359     if (parsed_ != NULL)
2360         delete parsed_;
2361     [super dealloc];
2362 }
2363
2364 + (NSString *) webScriptNameForSelector:(SEL)selector {
2365     if (false);
2366     else if (selector == @selector(clear))
2367         return @"clear";
2368     else if (selector == @selector(getField:))
2369         return @"getField";
2370     else if (selector == @selector(getRecord))
2371         return @"getRecord";
2372     else if (selector == @selector(hasTag:))
2373         return @"hasTag";
2374     else if (selector == @selector(install))
2375         return @"install";
2376     else if (selector == @selector(remove))
2377         return @"remove";
2378     else
2379         return nil;
2380 }
2381
2382 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
2383     return [self webScriptNameForSelector:selector] == nil;
2384 }
2385
2386 + (NSArray *) _attributeKeys {
2387     return [NSArray arrayWithObjects:
2388         @"applications",
2389         @"architecture",
2390         @"author",
2391         @"depiction",
2392         @"essential",
2393         @"homepage",
2394         @"icon",
2395         @"id",
2396         @"installed",
2397         @"latest",
2398         @"longDescription",
2399         @"longSection",
2400         @"maintainer",
2401         @"md5sum",
2402         @"mode",
2403         @"name",
2404         @"purposes",
2405         @"relations",
2406         @"section",
2407         @"selection",
2408         @"shortDescription",
2409         @"shortSection",
2410         @"simpleSection",
2411         @"size",
2412         @"source",
2413         @"state",
2414         @"support",
2415         @"tags",
2416         @"upgraded",
2417         @"warnings",
2418     nil];
2419 }
2420
2421 - (NSArray *) attributeKeys {
2422     return [[self class] _attributeKeys];
2423 }
2424
2425 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2426     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2427 }
2428
2429 - (NSArray *) relations {
2430 @synchronized (database_) {
2431     NSMutableArray *relations([NSMutableArray arrayWithCapacity:16]);
2432     for (pkgCache::DepIterator dep(version_.DependsList()); !dep.end(); ++dep)
2433         [relations addObject:[[[CydiaRelation alloc] initWithIterator:dep] autorelease]];
2434     return relations;
2435 } }
2436
2437 - (NSString *) architecture {
2438     [self parse];
2439 @synchronized (database_) {
2440     return parsed_->architecture_.empty() ? [NSNull null] : (id) parsed_->architecture_;
2441 } }
2442
2443 - (NSString *) getField:(NSString *)name {
2444 @synchronized (database_) {
2445     if ([database_ era] != era_ || file_.end())
2446         return nil;
2447
2448     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2449
2450     const char *start, *end;
2451     if (!parser.Find([name UTF8String], start, end))
2452         return (NSString *) [NSNull null];
2453
2454     return [NSString stringWithString:[(NSString *) CYStringCreate(start, end - start) autorelease]];
2455 } }
2456
2457 - (NSString *) getRecord {
2458 @synchronized (database_) {
2459     if ([database_ era] != era_ || file_.end())
2460         return nil;
2461
2462     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2463
2464     const char *start, *end;
2465     parser.GetRec(start, end);
2466
2467     return [NSString stringWithString:[(NSString *) CYStringCreate(start, end - start) autorelease]];
2468 } }
2469
2470 - (void) parse {
2471     if (parsed_ != NULL)
2472         return;
2473 @synchronized (database_) {
2474     if ([database_ era] != era_ || file_.end())
2475         return;
2476
2477     ParsedPackage *parsed(new ParsedPackage);
2478     parsed_ = parsed;
2479
2480     _profile(Package$parse)
2481         pkgRecords::Parser *parser;
2482
2483         _profile(Package$parse$Lookup)
2484             parser = &[database_ records]->Lookup(file_);
2485         _end
2486
2487         CYString bugs;
2488         CYString website;
2489
2490         _profile(Package$parse$Find)
2491             struct {
2492                 const char *name_;
2493                 CYString *value_;
2494             } names[] = {
2495                 {"architecture", &parsed->architecture_},
2496                 {"icon", &parsed->icon_},
2497                 {"depiction", &parsed->depiction_},
2498                 {"homepage", &parsed->homepage_},
2499                 {"website", &website},
2500                 {"bugs", &bugs},
2501                 {"support", &parsed->support_},
2502                 {"author", &parsed->author_},
2503                 {"md5sum", &parsed->md5sum_},
2504             };
2505
2506             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
2507                 const char *start, *end;
2508
2509                 if (parser->Find(names[i].name_, start, end)) {
2510                     CYString &value(*names[i].value_);
2511                     _profile(Package$parse$Value)
2512                         value.set(pool_, start, end - start);
2513                     _end
2514                 }
2515             }
2516         _end
2517
2518         _profile(Package$parse$Tagline)
2519             const char *start, *end;
2520             if (parser->ShortDesc(start, end)) {
2521                 const char *stop(reinterpret_cast<const char *>(memchr(start, '\n', end - start)));
2522                 if (stop == NULL)
2523                     stop = end;
2524                 while (stop != start && stop[-1] == '\r')
2525                     --stop;
2526                 parsed->tagline_.set(pool_, start, stop - start);
2527             }
2528         _end
2529
2530         _profile(Package$parse$Retain)
2531             if (parsed->homepage_.empty())
2532                 parsed->homepage_ = website;
2533             if (parsed->homepage_ == parsed->depiction_)
2534                 parsed->homepage_.clear();
2535             if (parsed->support_.empty())
2536                 parsed->support_ = bugs;
2537         _end
2538     _end
2539 } }
2540
2541 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2542     if ((self = [super init]) != nil) {
2543     _profile(Package$initWithVersion)
2544         if (pool == NULL)
2545             apr_pool_create(&pool_, NULL);
2546         else {
2547             pool_ = pool;
2548             pooled_ = true;
2549         }
2550
2551         database_ = database;
2552         era_ = [database era];
2553
2554         version_ = version;
2555
2556         pkgCache::PkgIterator iterator(version.ParentPkg());
2557         iterator_ = iterator;
2558
2559         _profile(Package$initWithVersion$Version)
2560             if (!version_.end())
2561                 file_ = version_.FileList();
2562             else {
2563                 pkgCache &cache([database_ cache]);
2564                 file_ = pkgCache::VerFileIterator(cache, cache.VerFileP);
2565             }
2566         _end
2567
2568         _profile(Package$initWithVersion$Cache)
2569             name_.set(NULL, iterator.Display());
2570
2571             latest_.set(NULL, StripVersion_(version_.VerStr()));
2572
2573             pkgCache::VerIterator current(iterator.CurrentVer());
2574             if (!current.end())
2575                 installed_.set(NULL, StripVersion_(current.VerStr()));
2576         _end
2577
2578         _profile(Package$initWithVersion$Transliterate) do {
2579             if (CollationTransl_ == NULL)
2580                 break;
2581             if (name_.empty())
2582                 break;
2583
2584             _profile(Package$initWithVersion$Transliterate$utf8)
2585             const uint8_t *data(reinterpret_cast<const uint8_t *>(name_.data()));
2586             for (size_t i(0), e(name_.size()); i != e; ++i)
2587                 if (data[i] >= 0x80)
2588                     goto extended;
2589             break; extended:;
2590             _end
2591
2592             UErrorCode code(U_ZERO_ERROR);
2593             int32_t length;
2594
2595             _profile(Package$initWithVersion$Transliterate$u_strFromUTF8WithSub)
2596             CollationString_.resize(name_.size());
2597             u_strFromUTF8WithSub(&CollationString_[0], CollationString_.size(), &length, name_.data(), name_.size(), 0xfffd, NULL, &code);
2598             if (!U_SUCCESS(code))
2599                 break;
2600             CollationString_.resize(length);
2601             _end
2602
2603             _profile(Package$initWithVersion$Transliterate$utrans_trans)
2604             length = CollationString_.size();
2605             utrans_trans(CollationTransl_, reinterpret_cast<UReplaceable *>(&CollationString_), &CollationUCalls_, 0, &length, &code);
2606             if (!U_SUCCESS(code))
2607                 break;
2608             _assert(CollationString_.size() == length);
2609             _end
2610
2611             _profile(Package$initWithVersion$Transliterate$u_strToUTF8WithSub$preflight)
2612             u_strToUTF8WithSub(NULL, 0, &length, CollationString_.data(), CollationString_.size(), 0xfffd, NULL, &code);
2613             if (code == U_BUFFER_OVERFLOW_ERROR)
2614                 code = U_ZERO_ERROR;
2615             else if (!U_SUCCESS(code))
2616                 break;
2617             _end
2618
2619             char *transform;
2620             _profile(Package$initWithVersion$Transliterate$apr_palloc)
2621             transform = static_cast<char *>(apr_palloc(pool_, length));
2622             _end
2623             _profile(Package$initWithVersion$Transliterate$u_strToUTF8WithSub$transform)
2624             u_strToUTF8WithSub(transform, length, NULL, CollationString_.data(), CollationString_.size(), 0xfffd, NULL, &code);
2625             if (!U_SUCCESS(code))
2626                 break;
2627             _end
2628
2629             transform_.set(NULL, transform, length);
2630         } while (false); _end
2631
2632         _profile(Package$initWithVersion$Tags)
2633             pkgCache::TagIterator tag(iterator.TagList());
2634             if (!tag.end()) {
2635                 tags_ = [NSMutableArray arrayWithCapacity:8];
2636
2637                 goto tag; for (; !tag.end(); ++tag) tag: {
2638                     const char *name(tag.Name());
2639                     NSString *string((NSString *) CYStringCreate(name));
2640                     if (string == nil)
2641                         continue;
2642
2643                     [tags_ addObject:[string autorelease]];
2644
2645                     if (role_ == 0 && strncmp(name, "role::", 6) == 0 /*&& strcmp(name, "role::leaper") != 0*/) {
2646                         if (strcmp(name + 6, "enduser") == 0)
2647                             role_ = 1;
2648                         else if (strcmp(name + 6, "hacker") == 0)
2649                             role_ = 2;
2650                         else if (strcmp(name + 6, "developer") == 0)
2651                             role_ = 3;
2652                         else if (strcmp(name + 6, "cydia") == 0)
2653                             role_ = 7;
2654                         else
2655                             role_ = 4;
2656                     }
2657
2658                     if (strncmp(name, "cydia::", 7) == 0) {
2659                         if (strcmp(name + 7, "essential") == 0)
2660                             essential_ = true;
2661                         else if (strcmp(name + 7, "obsolete") == 0)
2662                             obsolete_ = true;
2663                     }
2664                 }
2665             }
2666         _end
2667
2668         _profile(Package$initWithVersion$Metadata)
2669             const char *mixed(iterator.Name());
2670             size_t size(strlen(mixed));
2671             static const size_t prefix(sizeof("/var/lib/dpkg/info/") - 1);
2672             char lower[prefix + size + 5 + 1];
2673
2674             for (size_t i(0); i != size; ++i)
2675                 lower[prefix + i] = mixed[i] | 0x20;
2676
2677             if (!installed_.empty()) {
2678                 memcpy(lower, "/var/lib/dpkg/info/", prefix);
2679                 memcpy(lower + prefix + size, ".list", 6);
2680                 struct stat info;
2681                 if (stat(lower, &info) != -1)
2682                     upgraded_ = info.st_birthtime;
2683             }
2684
2685             PackageValue *metadata(PackageFind(lower + prefix, size));
2686             metadata_ = metadata;
2687
2688             id_.set(NULL, metadata->name_, size);
2689
2690             const char *latest(version_.VerStr());
2691             size_t length(strlen(latest));
2692
2693             uint16_t vhash(hashlittle(latest, length));
2694
2695             size_t capped(std::min<size_t>(8, length));
2696             latest = latest + length - capped;
2697
2698             if (metadata->first_ == 0)
2699                 metadata->first_ = now_;
2700
2701             if (metadata->vhash_ != vhash || strncmp(metadata->version_, latest, sizeof(metadata->version_)) != 0) {
2702                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
2703                 metadata->vhash_ = vhash;
2704                 metadata->last_ = now_;
2705             } else if (metadata->last_ == 0)
2706                 metadata->last_ = metadata->first_;
2707         _end
2708
2709         _profile(Package$initWithVersion$Section)
2710             section_ = version_.Section();
2711         _end
2712
2713         _profile(Package$initWithVersion$Flags)
2714             essential_ |= ((iterator->Flags & pkgCache::Flag::Essential) == 0 ? NO : YES);
2715             ignored_ = iterator->SelectedState == pkgCache::State::Hold;
2716         _end
2717     _end } return self;
2718 }
2719
2720 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2721     pkgCache::VerIterator version;
2722
2723     _profile(Package$packageWithIterator$GetCandidateVer)
2724         version = [database policy]->GetCandidateVer(iterator);
2725     _end
2726
2727     if (version.end())
2728         return nil;
2729
2730     Package *package;
2731
2732     _profile(Package$packageWithIterator$Allocate)
2733         package = [Package allocWithZone:zone];
2734     _end
2735
2736     _profile(Package$packageWithIterator$Initialize)
2737         package = [package
2738             initWithVersion:version
2739             withZone:zone
2740             inPool:pool
2741             database:database
2742         ];
2743     _end
2744
2745     _profile(Package$packageWithIterator$Autorelease)
2746         package = [package autorelease];
2747     _end
2748
2749     return package;
2750 }
2751
2752 - (pkgCache::PkgIterator) iterator {
2753     return iterator_;
2754 }
2755
2756 - (NSString *) section {
2757     if (section$_ == nil) {
2758         if (section_ == NULL)
2759             return nil;
2760
2761         _profile(Package$section$mappedSectionForPointer)
2762             section$_ = [database_ mappedSectionForPointer:section_];
2763         _end
2764     } return section$_;
2765 }
2766
2767 - (NSString *) simpleSection {
2768     if (NSString *section = [self section])
2769         return Simplify(section);
2770     else
2771         return nil;
2772 }
2773
2774 - (NSString *) longSection {
2775     return LocalizeSection([self section]);
2776 }
2777
2778 - (NSString *) shortSection {
2779     return [[NSBundle mainBundle] localizedStringForKey:[self simpleSection] value:nil table:@"Sections"];
2780 }
2781
2782 - (NSString *) uri {
2783     return nil;
2784 #if 0
2785     pkgIndexFile *index;
2786     pkgCache::PkgFileIterator file(file_.File());
2787     if (![database_ list].FindIndex(file, index))
2788         return nil;
2789     return [NSString stringWithUTF8String:iterator_->Path];
2790     //return [NSString stringWithUTF8String:file.Site()];
2791     //return [NSString stringWithUTF8String:index->ArchiveURI(file.FileName()).c_str()];
2792 #endif
2793 }
2794
2795 - (MIMEAddress *) maintainer {
2796 @synchronized (database_) {
2797     if ([database_ era] != era_ || file_.end())
2798         return nil;
2799
2800     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2801     const std::string &maintainer(parser->Maintainer());
2802     return maintainer.empty() ? nil : [MIMEAddress addressWithString:[NSString stringWithUTF8String:maintainer.c_str()]];
2803 } }
2804
2805 - (NSString *) md5sum {
2806     return parsed_ == NULL ? nil : (id) parsed_->md5sum_;
2807 }
2808
2809 - (size_t) size {
2810 @synchronized (database_) {
2811     if ([database_ era] != era_ || version_.end())
2812         return 0;
2813
2814     return version_->InstalledSize;
2815 } }
2816
2817 - (NSString *) longDescription {
2818 @synchronized (database_) {
2819     if ([database_ era] != era_ || file_.end())
2820         return nil;
2821
2822     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2823     NSString *description([NSString stringWithUTF8String:parser->LongDesc().c_str()]);
2824
2825     NSArray *lines = [description componentsSeparatedByString:@"\n"];
2826     NSMutableArray *trimmed = [NSMutableArray arrayWithCapacity:([lines count] - 1)];
2827     if ([lines count] < 2)
2828         return nil;
2829
2830     NSCharacterSet *whitespace = [NSCharacterSet whitespaceCharacterSet];
2831     for (size_t i(1), e([lines count]); i != e; ++i) {
2832         NSString *trim = [[lines objectAtIndex:i] stringByTrimmingCharactersInSet:whitespace];
2833         [trimmed addObject:trim];
2834     }
2835
2836     return [trimmed componentsJoinedByString:@"\n"];
2837 } }
2838
2839 - (NSString *) shortDescription {
2840     if (parsed_ != NULL)
2841         return static_cast<NSString *>(parsed_->tagline_);
2842
2843 @synchronized (database_) {
2844     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2845
2846     const char *start, *end;
2847     if (!parser.ShortDesc(start, end))
2848         return nil;
2849
2850     if (end - start > 200)
2851         end = start + 200;
2852
2853     /*
2854     if (const char *stop = reinterpret_cast<const char *>(memchr(start, '\n', end - start)))
2855         end = stop;
2856
2857     while (end != start && end[-1] == '\r')
2858         --end;
2859     */
2860
2861     return [(id) CYStringCreate(start, end - start) autorelease];
2862 } }
2863
2864 - (unichar) index {
2865     _profile(Package$index)
2866         CFStringRef name((CFStringRef) [self name]);
2867         if (CFStringGetLength(name) == 0)
2868             return '#';
2869         UniChar character(CFStringGetCharacterAtIndex(name, 0));
2870         if (!CFUniCharIsMemberOf(character, kCFUniCharLetterCharacterSet))
2871             return '#';
2872         return toupper(character);
2873     _end
2874 }
2875
2876 - (PackageValue *) metadata {
2877     return metadata_;
2878 }
2879
2880 - (time_t) seen {
2881     PackageValue *metadata([self metadata]);
2882     return metadata->subscribed_ ? metadata->last_ : metadata->first_;
2883 }
2884
2885 - (bool) subscribed {
2886     return [self metadata]->subscribed_;
2887 }
2888
2889 - (bool) setSubscribed:(bool)subscribed {
2890     PackageValue *metadata([self metadata]);
2891     if (metadata->subscribed_ == subscribed)
2892         return false;
2893     metadata->subscribed_ = subscribed;
2894     return true;
2895 }
2896
2897 - (BOOL) ignored {
2898     return ignored_;
2899 }
2900
2901 - (NSString *) latest {
2902     return latest_;
2903 }
2904
2905 - (NSString *) installed {
2906     return installed_;
2907 }
2908
2909 - (BOOL) uninstalled {
2910     return installed_.empty();
2911 }
2912
2913 - (BOOL) valid {
2914     return !version_.end();
2915 }
2916
2917 - (BOOL) upgradableAndEssential:(BOOL)essential {
2918     _profile(Package$upgradableAndEssential)
2919         pkgCache::VerIterator current(iterator_.CurrentVer());
2920         if (current.end())
2921             return essential && essential_;
2922         else
2923             return !version_.end() && version_ != current;
2924     _end
2925 }
2926
2927 - (BOOL) essential {
2928     return essential_;
2929 }
2930
2931 - (BOOL) broken {
2932     return [database_ cache][iterator_].InstBroken();
2933 }
2934
2935 - (BOOL) unfiltered {
2936     _profile(Package$unfiltered$obsolete)
2937         if (_unlikely(obsolete_))
2938             return false;
2939     _end
2940
2941     _profile(Package$unfiltered$role)
2942         if (_unlikely(role_ > 3))
2943             return false;
2944     _end
2945
2946     return true;
2947 }
2948
2949 - (BOOL) visible {
2950     if (![self unfiltered])
2951         return false;
2952
2953     NSString *section;
2954
2955     _profile(Package$visible$section)
2956         section = [self section];
2957     _end
2958
2959     _profile(Package$visible$isSectionVisible)
2960         if (!isSectionVisible(section))
2961             return false;
2962     _end
2963
2964     return true;
2965 }
2966
2967 - (BOOL) half {
2968     unsigned char current(iterator_->CurrentState);
2969     return current == pkgCache::State::HalfConfigured || current == pkgCache::State::HalfInstalled;
2970 }
2971
2972 - (BOOL) halfConfigured {
2973     return iterator_->CurrentState == pkgCache::State::HalfConfigured;
2974 }
2975
2976 - (BOOL) halfInstalled {
2977     return iterator_->CurrentState == pkgCache::State::HalfInstalled;
2978 }
2979
2980 - (BOOL) hasMode {
2981 @synchronized (database_) {
2982     if ([database_ era] != era_ || iterator_.end())
2983         return NO;
2984
2985     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2986     return state.Mode != pkgDepCache::ModeKeep;
2987 } }
2988
2989 - (NSString *) mode {
2990 @synchronized (database_) {
2991     if ([database_ era] != era_ || iterator_.end())
2992         return nil;
2993
2994     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2995
2996     switch (state.Mode) {
2997         case pkgDepCache::ModeDelete:
2998             if ((state.iFlags & pkgDepCache::Purge) != 0)
2999                 return @"PURGE";
3000             else
3001                 return @"REMOVE";
3002         case pkgDepCache::ModeKeep:
3003             if ((state.iFlags & pkgDepCache::ReInstall) != 0)
3004                 return @"REINSTALL";
3005             /*else if ((state.iFlags & pkgDepCache::AutoKept) != 0)
3006                 return nil;*/
3007             else
3008                 return nil;
3009         case pkgDepCache::ModeInstall:
3010             /*if ((state.iFlags & pkgDepCache::ReInstall) != 0)
3011                 return @"REINSTALL";
3012             else*/ switch (state.Status) {
3013                 case -1:
3014                     return @"DOWNGRADE";
3015                 case 0:
3016                     return @"INSTALL";
3017                 case 1:
3018                     return @"UPGRADE";
3019                 case 2:
3020                     return @"NEW_INSTALL";
3021                 _nodefault
3022             }
3023         _nodefault
3024     }
3025 } }
3026
3027 - (NSString *) id {
3028     return id_;
3029 }
3030
3031 - (NSString *) name {
3032     return name_.empty() ? id_ : name_;
3033 }
3034
3035 - (UIImage *) icon {
3036     NSString *section = [self simpleSection];
3037
3038     UIImage *icon(nil);
3039     if (parsed_ != NULL)
3040         if (NSString *href = parsed_->icon_)
3041             if ([href hasPrefix:@"file:///"])
3042                 icon = [UIImage imageAtPath:[[href substringFromIndex:7] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
3043     if (icon == nil) if (section != nil)
3044         icon = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, [section stringByReplacingOccurrencesOfString:@" " withString:@"_"]]];
3045     if (icon == nil) if (Source *source = [self source]) if (NSString *dicon = [source defaultIcon])
3046         if ([dicon hasPrefix:@"file:///"])
3047             icon = [UIImage imageAtPath:[[dicon substringFromIndex:7] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
3048     if (icon == nil)
3049         icon = [UIImage imageNamed:@"unknown.png"];
3050     return icon;
3051 }
3052
3053 - (NSString *) homepage {
3054     return parsed_ == NULL ? nil : static_cast<NSString *>(parsed_->homepage_);
3055 }
3056
3057 - (NSString *) depiction {
3058     return parsed_ != NULL && !parsed_->depiction_.empty() ? parsed_->depiction_ : [[self source] depictionForPackage:id_];
3059 }
3060
3061 - (MIMEAddress *) author {
3062     return parsed_ == NULL || parsed_->author_.empty() ? nil : [MIMEAddress addressWithString:parsed_->author_];
3063 }
3064
3065 - (NSString *) support {
3066     return parsed_ != NULL && !parsed_->support_.empty() ? parsed_->support_ : [[self source] supportForPackage:id_];
3067 }
3068
3069 - (NSArray *) files {
3070     NSString *path = [NSString stringWithFormat:@"/var/lib/dpkg/info/%@.list", static_cast<NSString *>(id_)];
3071     NSMutableArray *files = [NSMutableArray arrayWithCapacity:128];
3072
3073     std::ifstream fin;
3074     fin.open([path UTF8String]);
3075     if (!fin.is_open())
3076         return nil;
3077
3078     std::string line;
3079     while (std::getline(fin, line))
3080         [files addObject:[NSString stringWithUTF8String:line.c_str()]];
3081
3082     return files;
3083 }
3084
3085 - (NSString *) state {
3086 @synchronized (database_) {
3087     if ([database_ era] != era_ || file_.end())
3088         return nil;
3089
3090     switch (iterator_->CurrentState) {
3091         case pkgCache::State::NotInstalled:
3092             return @"NotInstalled";
3093         case pkgCache::State::UnPacked:
3094             return @"UnPacked";
3095         case pkgCache::State::HalfConfigured:
3096             return @"HalfConfigured";
3097         case pkgCache::State::HalfInstalled:
3098             return @"HalfInstalled";
3099         case pkgCache::State::ConfigFiles:
3100             return @"ConfigFiles";
3101         case pkgCache::State::Installed:
3102             return @"Installed";
3103         case pkgCache::State::TriggersAwaited:
3104             return @"TriggersAwaited";
3105         case pkgCache::State::TriggersPending:
3106             return @"TriggersPending";
3107     }
3108
3109     return (NSString *) [NSNull null];
3110 } }
3111
3112 - (NSString *) selection {
3113 @synchronized (database_) {
3114     if ([database_ era] != era_ || file_.end())
3115         return nil;
3116
3117     switch (iterator_->SelectedState) {
3118         case pkgCache::State::Unknown:
3119             return @"Unknown";
3120         case pkgCache::State::Install:
3121             return @"Install";
3122         case pkgCache::State::Hold:
3123             return @"Hold";
3124         case pkgCache::State::DeInstall:
3125             return @"DeInstall";
3126         case pkgCache::State::Purge:
3127             return @"Purge";
3128     }
3129
3130     return (NSString *) [NSNull null];
3131 } }
3132
3133 - (NSArray *) warnings {
3134     NSMutableArray *warnings([NSMutableArray arrayWithCapacity:4]);
3135     const char *name(iterator_.Name());
3136
3137     size_t length(strlen(name));
3138     if (length < 2) invalid:
3139         [warnings addObject:UCLocalize("ILLEGAL_PACKAGE_IDENTIFIER")];
3140     else for (size_t i(0); i != length; ++i)
3141         if (
3142             /* XXX: technically this is not allowed */
3143             (name[i] < 'A' || name[i] > 'Z') &&
3144             (name[i] < 'a' || name[i] > 'z') &&
3145             (name[i] < '0' || name[i] > '9') &&
3146             (i == 0 || name[i] != '+' && name[i] != '-' && name[i] != '.')
3147         ) goto invalid;
3148
3149     if (strcmp(name, "cydia") != 0) {
3150         bool cydia = false;
3151         bool user = false;
3152         bool _private = false;
3153         bool stash = false;
3154         bool dsstore = false;
3155
3156         bool repository = [[self section] isEqualToString:@"Repositories"];
3157
3158         if (NSArray *files = [self files])
3159             for (NSString *file in files)
3160                 if (!cydia && [file isEqualToString:@"/Applications/Cydia.app"])
3161                     cydia = true;
3162                 else if (!user && [file isEqualToString:@"/User"])
3163                     user = true;
3164                 else if (!_private && [file isEqualToString:@"/private"])
3165                     _private = true;
3166                 else if (!stash && [file isEqualToString:@"/var/stash"])
3167                     stash = true;
3168                 else if (!dsstore && [file hasSuffix:@"/.DS_Store"])
3169                     dsstore = true;
3170
3171         /* XXX: this is not sensitive enough. only some folders are valid. */
3172         if (cydia && !repository)
3173             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"Cydia.app"]];
3174         if (user)
3175             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/User"]];
3176         if (_private)
3177             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/private"]];
3178         if (stash)
3179             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/var/stash"]];
3180         if (dsstore)
3181             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @".DS_Store"]];
3182     }
3183
3184     return [warnings count] == 0 ? nil : warnings;
3185 }
3186
3187 - (NSArray *) applications {
3188     NSString *me([[NSBundle mainBundle] bundleIdentifier]);
3189
3190     NSMutableArray *applications([NSMutableArray arrayWithCapacity:2]);
3191
3192     static Pcre application_r("^/Applications/(.*)\\.app/Info.plist$");
3193     if (NSArray *files = [self files])
3194         for (NSString *file in files)
3195             if (application_r(file)) {
3196                 NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:file]);
3197                 NSString *id([info objectForKey:@"CFBundleIdentifier"]);
3198                 if ([id isEqualToString:me])
3199                     continue;
3200
3201                 NSString *display([info objectForKey:@"CFBundleDisplayName"]);
3202                 if (display == nil)
3203                     display = application_r[1];
3204
3205                 NSString *bundle([file stringByDeletingLastPathComponent]);
3206                 NSString *icon([info objectForKey:@"CFBundleIconFile"]);
3207                 // XXX: maybe this should check if this is really a string, not just for length
3208                 if (icon == nil || ![icon respondsToSelector:@selector(length)] || [icon length] == 0)
3209                     icon = @"icon.png";
3210                 NSURL *url([NSURL fileURLWithPath:[bundle stringByAppendingPathComponent:icon]]);
3211
3212                 NSMutableArray *application([NSMutableArray arrayWithCapacity:2]);
3213                 [applications addObject:application];
3214
3215                 [application addObject:id];
3216                 [application addObject:display];
3217                 [application addObject:url];
3218             }
3219
3220     return [applications count] == 0 ? nil : applications;
3221 }
3222
3223 - (Source *) source {
3224     if (source_ == nil) {
3225         @synchronized (database_) {
3226             if ([database_ era] != era_ || file_.end())
3227                 source_ = (Source *) [NSNull null];
3228             else
3229                 source_ = [database_ getSource:file_.File()] ?: (Source *) [NSNull null];
3230         }
3231     }
3232
3233     return source_ == (Source *) [NSNull null] ? nil : source_;
3234 }
3235
3236 - (time_t) upgraded {
3237     return upgraded_;
3238 }
3239
3240 - (uint32_t) recent {
3241     return std::numeric_limits<uint32_t>::max() - upgraded_;
3242 }
3243
3244 - (uint32_t) rank {
3245     return rank_;
3246 }
3247
3248 - (BOOL) matches:(NSArray *)query {
3249     if (query == nil || [query count] == 0)
3250         return NO;
3251
3252     rank_ = 0;
3253
3254     NSString *string;
3255     NSRange range;
3256     NSUInteger length;
3257
3258     string = [self name];
3259     length = [string length];
3260
3261     if (length != 0)
3262     for (NSString *term in query) {
3263         range = [string rangeOfString:term options:MatchCompareOptions_];
3264         if (range.location != NSNotFound)
3265             rank_ -= 6 * 1000000 / length;
3266     }
3267
3268     if (rank_ == 0) {
3269         string = [self id];
3270         length = [string length];
3271
3272         if (length != 0)
3273         for (NSString *term in query) {
3274             range = [string rangeOfString:term options:MatchCompareOptions_];
3275             if (range.location != NSNotFound)
3276                 rank_ -= 6 * 1000000 / length;
3277         }
3278     }
3279
3280     string = [self shortDescription];
3281     length = [string length];
3282     NSUInteger stop(std::min<NSUInteger>(length, 200));
3283
3284     if (length != 0)
3285     for (NSString *term in query) {
3286         range = [string rangeOfString:term options:MatchCompareOptions_ range:NSMakeRange(0, stop)];
3287         if (range.location != NSNotFound)
3288             rank_ -= 2 * 100000;
3289     }
3290
3291     return rank_ != 0;
3292 }
3293
3294 - (NSArray *) tags {
3295     return tags_;
3296 }
3297
3298 - (BOOL) hasTag:(NSString *)tag {
3299     return tags_ == nil ? NO : [tags_ containsObject:tag];
3300 }
3301
3302 - (NSString *) primaryPurpose {
3303     for (NSString *tag in (NSArray *) tags_)
3304         if ([tag hasPrefix:@"purpose::"])
3305             return [tag substringFromIndex:9];
3306     return nil;
3307 }
3308
3309 - (NSArray *) purposes {
3310     NSMutableArray *purposes([NSMutableArray arrayWithCapacity:2]);
3311     for (NSString *tag in (NSArray *) tags_)
3312         if ([tag hasPrefix:@"purpose::"])
3313             [purposes addObject:[tag substringFromIndex:9]];
3314     return [purposes count] == 0 ? nil : purposes;
3315 }
3316
3317 - (bool) isCommercial {
3318     return [self hasTag:@"cydia::commercial"];
3319 }
3320
3321 - (void) setIndex:(size_t)index {
3322     if (metadata_->index_ != index)
3323         metadata_->index_ = index;
3324 }
3325
3326 - (CYString &) cyname {
3327     return !transform_.empty() ? transform_ : !name_.empty() ? name_ : id_;
3328 }
3329
3330 - (uint32_t) compareBySection:(NSArray *)sections {
3331     NSString *section([self section]);
3332     for (size_t i(0), e([sections count]); i != e; ++i) {
3333         if ([section isEqualToString:[[sections objectAtIndex:i] name]])
3334             return i;
3335     }
3336
3337     return _not(uint32_t);
3338 }
3339
3340 - (void) clear {
3341 @synchronized (database_) {
3342     pkgProblemResolver *resolver = [database_ resolver];
3343     resolver->Clear(iterator_);
3344
3345     pkgCacheFile &cache([database_ cache]);
3346     cache->SetReInstall(iterator_, false);
3347     cache->MarkKeep(iterator_, false);
3348 } }
3349
3350 - (void) install {
3351 @synchronized (database_) {
3352     pkgProblemResolver *resolver = [database_ resolver];
3353     resolver->Clear(iterator_);
3354     resolver->Protect(iterator_);
3355
3356     pkgCacheFile &cache([database_ cache]);
3357     cache->SetReInstall(iterator_, false);
3358     cache->MarkInstall(iterator_, false);
3359
3360     pkgDepCache::StateCache &state((*cache)[iterator_]);
3361     if (!state.Install())
3362         cache->SetReInstall(iterator_, true);
3363 } }
3364
3365 - (void) remove {
3366 @synchronized (database_) {
3367     pkgProblemResolver *resolver = [database_ resolver];
3368     resolver->Clear(iterator_);
3369     resolver->Remove(iterator_);
3370     resolver->Protect(iterator_);
3371
3372     pkgCacheFile &cache([database_ cache]);
3373     cache->SetReInstall(iterator_, false);
3374     cache->MarkDelete(iterator_, true);
3375 } }
3376
3377 @end
3378 /* }}} */
3379 /* Section Class {{{ */
3380 @interface Section : NSObject {
3381     _H<NSString> name_;
3382     size_t row_;
3383     size_t count_;
3384     _H<NSString> localized_;
3385 }
3386
3387 - (NSComparisonResult) compareByLocalized:(Section *)section;
3388 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized;
3389 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize;
3390 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize;
3391
3392 - (NSString *) name;
3393 - (void) setName:(NSString *)name;
3394
3395 - (size_t) row;
3396 - (size_t) count;
3397
3398 - (void) addToRow;
3399 - (void) addToCount;
3400
3401 - (void) setCount:(size_t)count;
3402 - (NSString *) localized;
3403
3404 @end
3405
3406 @implementation Section
3407
3408 - (NSComparisonResult) compareByLocalized:(Section *)section {
3409     NSString *lhs(localized_);
3410     NSString *rhs([section localized]);
3411
3412     /*if ([lhs length] != 0 && [rhs length] != 0) {
3413         unichar lhc = [lhs characterAtIndex:0];
3414         unichar rhc = [rhs characterAtIndex:0];
3415
3416         if (isalpha(lhc) && !isalpha(rhc))
3417             return NSOrderedAscending;
3418         else if (!isalpha(lhc) && isalpha(rhc))
3419             return NSOrderedDescending;
3420     }*/
3421
3422     return [lhs compare:rhs options:LaxCompareOptions_];
3423 }
3424
3425 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized {
3426     if ((self = [self initWithName:name localize:NO]) != nil) {
3427         if (localized != nil)
3428             localized_ = localized;
3429     } return self;
3430 }
3431
3432 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize {
3433     return [self initWithName:name row:0 localize:localize];
3434 }
3435
3436 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize {
3437     if ((self = [super init]) != nil) {
3438         name_ = name;
3439         row_ = row;
3440         if (localize)
3441             localized_ = LocalizeSection(name_);
3442     } return self;
3443 }
3444
3445 - (NSString *) name {
3446     return name_;
3447 }
3448
3449 - (void) setName:(NSString *)name {
3450     name_ = name;
3451 }
3452
3453 - (size_t) row {
3454     return row_;
3455 }
3456
3457 - (size_t) count {
3458     return count_;
3459 }
3460
3461 - (void) addToRow {
3462     ++row_;
3463 }
3464
3465 - (void) addToCount {
3466     ++count_;
3467 }
3468
3469 - (void) setCount:(size_t)count {
3470     count_ = count;
3471 }
3472
3473 - (NSString *) localized {
3474     return localized_;
3475 }
3476
3477 @end
3478 /* }}} */
3479
3480 class CydiaLogCleaner :
3481     public pkgArchiveCleaner
3482 {
3483   protected:
3484     virtual void Erase(const char *File, std::string Pkg, std::string Ver, struct stat &St) {
3485         unlink(File);
3486     }
3487 };
3488
3489 /* Database Implementation {{{ */
3490 @implementation Database
3491
3492 + (Database *) sharedInstance {
3493     static _H<Database> instance;
3494     if (instance == nil)
3495         instance = [[[Database alloc] init] autorelease];
3496     return instance;
3497 }
3498
3499 - (unsigned) era {
3500     return era_;
3501 }
3502
3503 - (void) releasePackages {
3504     CFArrayApplyFunction(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFArrayApplierFunction>(&CFRelease), NULL);
3505     CFArrayRemoveAllValues(packages_);
3506 }
3507
3508 - (void) dealloc {
3509     // XXX: actually implement this thing
3510     _assert(false);
3511     [self releasePackages];
3512     apr_pool_destroy(pool_);
3513     NSRecycleZone(zone_);
3514     [super dealloc];
3515 }
3516
3517 - (void) _readCydia:(NSNumber *)fd {
3518     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3519     std::istream is(&ib);
3520     std::string line;
3521
3522     static Pcre finish_r("^finish:([^:]*)$");
3523
3524     while (std::getline(is, line)) {
3525         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3526
3527         const char *data(line.c_str());
3528         size_t size = line.size();
3529         lprintf("C:%s\n", data);
3530
3531         if (finish_r(data, size)) {
3532             NSString *finish = finish_r[1];
3533             int index = [Finishes_ indexOfObject:finish];
3534             if (index != INT_MAX && index > Finish_)
3535                 Finish_ = index;
3536         }
3537
3538         [pool release];
3539     }
3540
3541     _assume(false);
3542 }
3543
3544 - (void) _readStatus:(NSNumber *)fd {
3545     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3546     std::istream is(&ib);
3547     std::string line;
3548
3549     static Pcre conffile_r("^status: [^ ]* : conffile-prompt : (.*?) *$");
3550     static Pcre pmstatus_r("^([^:]*):([^:]*):([^:]*):(.*)$");
3551
3552     while (std::getline(is, line)) {
3553         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3554
3555         const char *data(line.c_str());
3556         size_t size(line.size());
3557         lprintf("S:%s\n", data);
3558
3559         if (conffile_r(data, size)) {
3560             // status: /fail : conffile-prompt : '/fail' '/fail.dpkg-new' 1 1
3561             [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:conffile_r[1] waitUntilDone:YES];
3562         } else if (strncmp(data, "status: ", 8) == 0) {
3563             // status: <package>: {unpacked,half-configured,installed}
3564             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 8)] ofType:kCydiaProgressEventTypeStatus]);
3565             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3566         } else if (strncmp(data, "processing: ", 12) == 0) {
3567             // processing: configure: config-test
3568             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 12)] ofType:kCydiaProgressEventTypeStatus]);
3569             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3570         } else if (pmstatus_r(data, size)) {
3571             std::string type([pmstatus_r[1] UTF8String]);
3572
3573             NSString *package = pmstatus_r[2];
3574             if ([package isEqualToString:@"dpkg-exec"])
3575                 package = nil;
3576
3577             float percent([pmstatus_r[3] floatValue]);
3578             [progress_ performSelectorOnMainThread:@selector(setProgressPercent:) withObject:[NSNumber numberWithFloat:(percent / 100)] waitUntilDone:YES];
3579
3580             NSString *string = pmstatus_r[4];
3581
3582             if (type == "pmerror") {
3583                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeError forPackage:package]);
3584                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3585             } else if (type == "pmstatus") {
3586                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeStatus forPackage:package]);
3587                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3588             } else if (type == "pmconffile")
3589                 [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:string waitUntilDone:YES];
3590             else
3591                 lprintf("E:unknown pmstatus\n");
3592         } else
3593             lprintf("E:unknown status\n");
3594
3595         [pool release];
3596     }
3597
3598     _assume(false);
3599 }
3600
3601 - (void) _readOutput:(NSNumber *)fd {
3602     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3603     std::istream is(&ib);
3604     std::string line;
3605
3606     while (std::getline(is, line)) {
3607         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3608
3609         lprintf("O:%s\n", line.c_str());
3610
3611         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:line.c_str()] ofType:kCydiaProgressEventTypeInformation]);
3612         [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3613
3614         [pool release];
3615     }
3616
3617     _assume(false);
3618 }
3619
3620 - (FILE *) input {
3621     return input_;
3622 }
3623
3624 - (Package *) packageWithName:(NSString *)name {
3625     if (name == nil)
3626         return nil;
3627 @synchronized (self) {
3628     if (static_cast<pkgDepCache *>(cache_) == NULL)
3629         return nil;
3630     pkgCache::PkgIterator iterator(cache_->FindPkg([name UTF8String]));
3631     return iterator.end() ? nil : [Package packageWithIterator:iterator withZone:NULL inPool:NULL database:self];
3632 } }
3633
3634 - (id) init {
3635     if ((self = [super init]) != nil) {
3636         policy_ = NULL;
3637         records_ = NULL;
3638         resolver_ = NULL;
3639         fetcher_ = NULL;
3640         lock_ = NULL;
3641
3642         zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3643         apr_pool_create(&pool_, NULL);
3644
3645         size_t capacity(MetaFile_->active_);
3646         if (capacity == 0)
3647             capacity = 16384;
3648         else
3649             capacity += 1024;
3650
3651         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, capacity, NULL);
3652         sourceList_ = [NSMutableArray arrayWithCapacity:16];
3653
3654         int fds[2];
3655
3656         _assert(pipe(fds) != -1);
3657         cydiafd_ = fds[1];
3658
3659         _config->Set("APT::Keep-Fds::", cydiafd_);
3660         setenv("CYDIA", [[[[NSNumber numberWithInt:cydiafd_] stringValue] stringByAppendingString:@" 1"] UTF8String], _not(int));
3661
3662         [NSThread
3663             detachNewThreadSelector:@selector(_readCydia:)
3664             toTarget:self
3665             withObject:[NSNumber numberWithInt:fds[0]]
3666         ];
3667
3668         _assert(pipe(fds) != -1);
3669         statusfd_ = fds[1];
3670
3671         [NSThread
3672             detachNewThreadSelector:@selector(_readStatus:)
3673             toTarget:self
3674             withObject:[NSNumber numberWithInt:fds[0]]
3675         ];
3676
3677         _assert(pipe(fds) != -1);
3678         _assert(dup2(fds[0], 0) != -1);
3679         _assert(close(fds[0]) != -1);
3680
3681         input_ = fdopen(fds[1], "a");
3682
3683         _assert(pipe(fds) != -1);
3684         _assert(dup2(fds[1], 1) != -1);
3685         _assert(close(fds[1]) != -1);
3686
3687         [NSThread
3688             detachNewThreadSelector:@selector(_readOutput:)
3689             toTarget:self
3690             withObject:[NSNumber numberWithInt:fds[0]]
3691         ];
3692     } return self;
3693 }
3694
3695 - (pkgCacheFile &) cache {
3696     return cache_;
3697 }
3698
3699 - (pkgDepCache::Policy *) policy {
3700     return policy_;
3701 }
3702
3703 - (pkgRecords *) records {
3704     return records_;
3705 }
3706
3707 - (pkgProblemResolver *) resolver {
3708     return resolver_;
3709 }
3710
3711 - (pkgAcquire &) fetcher {
3712     return *fetcher_;
3713 }
3714
3715 - (pkgSourceList &) list {
3716     return *list_;
3717 }
3718
3719 - (NSArray *) packages {
3720     return (NSArray *) packages_;
3721 }
3722
3723 - (NSArray *) sources {
3724     return sourceList_;
3725 }
3726
3727 - (Source *) sourceWithKey:(NSString *)key {
3728     for (Source *source in [self sources]) {
3729         if ([[source key] isEqualToString:key])
3730             return source;
3731     } return nil;
3732 }
3733
3734 - (bool) popErrorWithTitle:(NSString *)title {
3735     bool fatal(false);
3736
3737     while (!_error->empty()) {
3738         std::string error;
3739         bool warning(!_error->PopMessage(error));
3740         if (!warning)
3741             fatal = true;
3742
3743         for (;;) {
3744             size_t size(error.size());
3745             if (size == 0 || error[size - 1] != '\n')
3746                 break;
3747             error.resize(size - 1);
3748         }
3749
3750         lprintf("%c:[%s]\n", warning ? 'W' : 'E', error.c_str());
3751
3752         static Pcre no_pubkey("^GPG error:.* NO_PUBKEY .*$");
3753         if (warning && no_pubkey(error.c_str()))
3754             continue;
3755
3756         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3757     }
3758
3759     return fatal;
3760 }
3761
3762 - (bool) popErrorWithTitle:(NSString *)title forOperation:(bool)success {
3763     return [self popErrorWithTitle:title] || !success;
3764 }
3765
3766 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
3767 @synchronized (self) {
3768     ++era_;
3769
3770     [self releasePackages];
3771
3772     sourceMap_.clear();
3773     [sourceList_ removeAllObjects];
3774
3775     _error->Discard();
3776
3777     delete list_;
3778     list_ = NULL;
3779     manager_ = NULL;
3780     delete lock_;
3781     lock_ = NULL;
3782     delete fetcher_;
3783     fetcher_ = NULL;
3784     delete resolver_;
3785     resolver_ = NULL;
3786     delete records_;
3787     records_ = NULL;
3788     delete policy_;
3789     policy_ = NULL;
3790
3791     cache_.Close();
3792
3793     apr_pool_clear(pool_);
3794
3795     NSRecycleZone(zone_);
3796     zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3797
3798     int chk(creat("/tmp/cydia.chk", 0644));
3799     if (chk != -1)
3800         close(chk);
3801
3802     if (invocation != nil)
3803         [invocation invoke];
3804
3805     NSString *title(UCLocalize("DATABASE"));
3806
3807     list_ = new pkgSourceList();
3808     _profile(reloadDataWithInvocation$ReadMainList)
3809     if ([self popErrorWithTitle:title forOperation:list_->ReadMainList()])
3810         return;
3811     _end
3812
3813     _profile(reloadDataWithInvocation$Source$initWithMetaIndex)
3814     for (pkgSourceList::const_iterator source = list_->begin(); source != list_->end(); ++source) {
3815         Source *object([[[Source alloc] initWithMetaIndex:*source forDatabase:self inPool:pool_] autorelease]);
3816         [sourceList_ addObject:object];
3817     }
3818     _end
3819
3820     _root(true) _system->Lock();
3821
3822     _trace();
3823     OpProgress progress;
3824     bool opened;
3825   open:
3826     _profile(reloadDataWithInvocation$pkgCacheFile)
3827         opened = cache_.Open(progress, false);
3828     _end
3829     if (!opened) {
3830         // XXX: what if there are errors, but Open() == true? this should be merged with popError:
3831         while (!_error->empty()) {
3832             std::string error;
3833             bool warning(!_error->PopMessage(error));
3834
3835             lprintf("cache_.Open():[%s]\n", error.c_str());
3836
3837             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3838
3839             SEL repair(NULL);
3840             if (false);
3841             else if (error == "dpkg was interrupted, you must manually run 'dpkg --configure -a' to correct the problem. ")
3842                 repair = @selector(configure);
3843             //else if (error == "The package lists or status file could not be parsed or opened.")
3844             //    repair = @selector(update);
3845             // else if (error == "Could not get lock /var/lib/dpkg/lock - open (35 Resource temporarily unavailable)")
3846             // else if (error == "Could not open lock file /var/lib/dpkg/lock - open (13 Permission denied)")
3847             // else if (error == "Malformed Status line")
3848             // else if (error == "The list of sources could not be read.")
3849
3850             if (repair != NULL) {
3851                 _error->Discard();
3852                 [delegate_ repairWithSelector:repair];
3853                 goto open;
3854             }
3855         }
3856
3857         _system->UnLock();
3858         return;
3859     }
3860     _trace();
3861
3862     unlink("/tmp/cydia.chk");
3863
3864     now_ = [[NSDate date] timeIntervalSince1970];
3865
3866     policy_ = new pkgDepCache::Policy();
3867     records_ = new pkgRecords(cache_);
3868     resolver_ = new pkgProblemResolver(cache_);
3869     fetcher_ = new pkgAcquire(&status_);
3870     lock_ = NULL;
3871
3872     if (cache_->DelCount() != 0 || cache_->InstCount() != 0) {
3873         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("COUNTS_NONZERO_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3874         return;
3875     }
3876
3877     _profile(reloadDataWithInvocation$pkgApplyStatus)
3878     if ([self popErrorWithTitle:title forOperation:pkgApplyStatus(cache_)])
3879         return;
3880     _end
3881
3882     if (cache_->BrokenCount() != 0) {
3883         _profile(pkgApplyStatus$pkgFixBroken)
3884         if ([self popErrorWithTitle:title forOperation:pkgFixBroken(cache_)])
3885             return;
3886         _end
3887
3888         if (cache_->BrokenCount() != 0) {
3889             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("STILL_BROKEN_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3890             return;
3891         }
3892
3893         _profile(pkgApplyStatus$pkgMinimizeUpgrade)
3894         if ([self popErrorWithTitle:title forOperation:pkgMinimizeUpgrade(cache_)])
3895             return;
3896         _end
3897     }
3898
3899     for (Source *object in (id) sourceList_) {
3900         metaIndex *source([object metaIndex]);
3901         std::vector<pkgIndexFile *> *indices = source->GetIndexFiles();
3902         for (std::vector<pkgIndexFile *>::const_iterator index = indices->begin(); index != indices->end(); ++index)
3903             // XXX: this could be more intelligent
3904             if (dynamic_cast<debPackagesIndex *>(*index) != NULL) {
3905                 pkgCache::PkgFileIterator cached((*index)->FindInCache(cache_));
3906                 if (!cached.end())
3907                     sourceMap_[cached->ID] = object;
3908             }
3909     }
3910
3911     {
3912         /*std::vector<Package *> packages;
3913         packages.reserve(std::max(10000U, [packages_ count] + 1000));
3914         packages_ = nil;*/
3915
3916         _profile(reloadDataWithInvocation$packageWithIterator)
3917         for (pkgCache::PkgIterator iterator = cache_->PkgBegin(); !iterator.end(); ++iterator)
3918             if (Package *package = [Package packageWithIterator:iterator withZone:zone_ inPool:pool_ database:self])
3919                 //packages.push_back(package);
3920                 CFArrayAppendValue(packages_, CFRetain(package));
3921         _end
3922
3923
3924         /*if (packages.empty())
3925             packages_ = [[NSArray alloc] init];
3926         else
3927             packages_ = [[NSArray alloc] initWithObjects:&packages.front() count:packages.size()];
3928         _trace();*/
3929
3930         _profile(reloadDataWithInvocation$radix$8)
3931         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(8)];
3932         _end
3933
3934         _profile(reloadDataWithInvocation$radix$4)
3935         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(4)];
3936         _end
3937
3938         _profile(reloadDataWithInvocation$radix$0)
3939         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(0)];
3940         _end
3941
3942         _profile(reloadDataWithInvocation$insertion)
3943         CFArrayInsertionSortValues(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3944         _end
3945
3946         /*_profile(reloadDataWithInvocation$CFQSortArray)
3947         CFQSortArray(&packages.front(), packages.size(), sizeof(packages.front()), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare_), NULL);
3948         _end*/
3949
3950         /*_profile(reloadDataWithInvocation$stdsort)
3951         std::sort(packages.begin(), packages.end(), PackageNameOrdering());
3952         _end*/
3953
3954         /*_profile(reloadDataWithInvocation$CFArraySortValues)
3955         CFArraySortValues((CFMutableArrayRef) packages_, CFRangeMake(0, [packages_ count]), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3956         _end*/
3957
3958         /*_profile(reloadDataWithInvocation$sortUsingFunction)
3959         [packages_ sortUsingFunction:reinterpret_cast<NSComparisonResult (*)(id, id, void *)>(&PackageNameCompare) context:NULL];
3960         _end*/
3961
3962
3963         size_t count(CFArrayGetCount(packages_));
3964         MetaFile_->active_ = count;
3965         for (size_t index(0); index != count; ++index)
3966             [(Package *) CFArrayGetValueAtIndex(packages_, index) setIndex:index];
3967     }
3968 } }
3969
3970 - (void) clear {
3971 @synchronized (self) {
3972     delete resolver_;
3973     resolver_ = new pkgProblemResolver(cache_);
3974
3975     for (pkgCache::PkgIterator iterator(cache_->PkgBegin()); !iterator.end(); ++iterator)
3976         if (!cache_[iterator].Keep())
3977             cache_->MarkKeep(iterator, false);
3978         else if ((cache_[iterator].iFlags & pkgDepCache::ReInstall) != 0)
3979             cache_->SetReInstall(iterator, false);
3980 } }
3981
3982 - (void) configure {
3983     NSString *dpkg = [NSString stringWithFormat:@"dpkg --configure -a --status-fd %u", statusfd_];
3984     _trace();
3985     _root(true) system([dpkg UTF8String]);
3986     _trace();
3987 }
3988
3989 - (bool) clean {
3990 @synchronized (self) {
3991     // XXX: I don't remember this condition
3992     if (lock_ != NULL)
3993         return false;
3994
3995     FileFd Lock;
3996     Lock.Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3997
3998     NSString *title(UCLocalize("CLEAN_ARCHIVES"));
3999
4000     if ([self popErrorWithTitle:title])
4001         return false;
4002
4003     pkgAcquire fetcher;
4004     fetcher.Clean(_config->FindDir("Dir::Cache::Archives"));
4005
4006     CydiaLogCleaner cleaner;
4007     if ([self popErrorWithTitle:title forOperation:cleaner.Go(_config->FindDir("Dir::Cache::Archives") + "partial/", cache_)])
4008         return false;
4009
4010     return true;
4011 } }
4012
4013 - (bool) prepare {
4014     fetcher_->Shutdown();
4015
4016     pkgRecords records(cache_);
4017
4018     lock_ = new FileFd();
4019     lock_->Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
4020
4021     NSString *title(UCLocalize("PREPARE_ARCHIVES"));
4022
4023     if ([self popErrorWithTitle:title])
4024         return false;
4025
4026     pkgSourceList list;
4027     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
4028         return false;
4029
4030     manager_ = (_system->CreatePM(cache_));
4031     if ([self popErrorWithTitle:title forOperation:manager_->GetArchives(fetcher_, &list, &records)])
4032         return false;
4033
4034     return true;
4035 }
4036
4037 - (void) perform {
4038     bool substrate(RestartSubstrate_);
4039     RestartSubstrate_ = false;
4040
4041     NSString *title(UCLocalize("PERFORM_SELECTIONS"));
4042
4043     NSMutableArray *before = [NSMutableArray arrayWithCapacity:16]; {
4044         pkgSourceList list;
4045         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
4046             return;
4047         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
4048             [before addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
4049     }
4050
4051     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
4052
4053     if (fetcher_->Run(PulseInterval_) != pkgAcquire::Continue) {
4054         _trace();
4055         [self popErrorWithTitle:title];
4056         return;
4057     }
4058
4059     bool failed = false;
4060     for (pkgAcquire::ItemIterator item = fetcher_->ItemsBegin(); item != fetcher_->ItemsEnd(); item++) {
4061         if ((*item)->Status == pkgAcquire::Item::StatDone && (*item)->Complete)
4062             continue;
4063         if ((*item)->Status == pkgAcquire::Item::StatIdle)
4064             continue;
4065
4066         std::string uri = (*item)->DescURI();
4067         std::string error = (*item)->ErrorText;
4068
4069         lprintf("pAf:%s:%s\n", uri.c_str(), error.c_str());
4070         failed = true;
4071
4072         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:kCydiaProgressEventTypeError]);
4073         [delegate_ addProgressEventOnMainThread:event forTask:title];
4074     }
4075
4076     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
4077
4078     if (failed) {
4079         _trace();
4080         return;
4081     }
4082
4083     if (substrate)
4084         RestartSubstrate_ = true;
4085
4086     _system->UnLock();
4087     pkgPackageManager::OrderResult result;
4088     _root(true) result = manager_->DoInstall(statusfd_);
4089     if ([self popErrorWithTitle:title])
4090         return;
4091
4092     if (result == pkgPackageManager::Failed) {
4093         _trace();
4094         return;
4095     }
4096
4097     if (result != pkgPackageManager::Completed) {
4098         _trace();
4099         return;
4100     }
4101
4102     NSMutableArray *after = [NSMutableArray arrayWithCapacity:16]; {
4103         pkgSourceList list;
4104         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
4105             return;
4106         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
4107             [after addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
4108     }
4109
4110     if (![before isEqualToArray:after])
4111         [self update];
4112 }
4113
4114 - (bool) upgrade {
4115     NSString *title(UCLocalize("UPGRADE"));
4116     if ([self popErrorWithTitle:title forOperation:pkgDistUpgrade(cache_)])
4117         return false;
4118     return true;
4119 }
4120
4121 - (void) update {
4122     [self updateWithStatus:status_];
4123 }
4124
4125 - (void) updateWithStatus:(CancelStatus &)status {
4126     NSString *title(UCLocalize("REFRESHING_DATA"));
4127
4128     pkgSourceList list;
4129     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
4130         return;
4131
4132     FileFd lock;
4133     lock.Fd(GetLock(_config->FindDir("Dir::State::Lists") + "lock"));
4134     if ([self popErrorWithTitle:title])
4135         return;
4136
4137     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
4138
4139     bool success(ListUpdate(status, list, PulseInterval_));
4140     if (status.WasCancelled())
4141         _error->Discard();
4142     else {
4143         [self popErrorWithTitle:title forOperation:success];
4144         [Metadata_ setObject:[NSDate date] forKey:@"LastUpdate"];
4145         Changed_ = true;
4146     }
4147
4148     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
4149 }
4150
4151 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate {
4152     delegate_ = delegate;
4153 }
4154
4155 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate {
4156     progress_ = delegate;
4157     status_.setDelegate(delegate);
4158 }
4159
4160 - (NSObject<ProgressDelegate> *) progressDelegate {
4161     return progress_;
4162 }
4163
4164 - (Source *) getSource:(pkgCache::PkgFileIterator)file {
4165     SourceMap::const_iterator i(sourceMap_.find(file->ID));
4166     return i == sourceMap_.end() ? nil : i->second;
4167 }
4168
4169 - (void) setFetch:(bool)fetch forURI:(const char *)uri {
4170     for (Source *source in (id) sourceList_)
4171         [source setFetch:fetch forURI:uri];
4172 }
4173
4174 - (void) resetFetch {
4175     for (Source *source in (id) sourceList_)
4176         [source resetFetch];
4177 }
4178
4179 - (NSString *) mappedSectionForPointer:(const char *)section {
4180     _H<NSString> *mapped;
4181
4182     _profile(Database$mappedSectionForPointer$Cache)
4183         mapped = &sections_[section];
4184     _end
4185
4186     if (*mapped == NULL) {
4187         size_t length(strlen(section));
4188         char spaced[length + 1];
4189
4190         _profile(Database$mappedSectionForPointer$Replace)
4191             for (size_t index(0); index != length; ++index)
4192                 spaced[index] = section[index] == '_' ? ' ' : section[index];
4193             spaced[length] = '\0';
4194         _end
4195
4196         NSString *string;
4197
4198         _profile(Database$mappedSectionForPointer$stringWithUTF8String)
4199             string = [NSString stringWithUTF8String:spaced];
4200         _end
4201
4202         _profile(Database$mappedSectionForPointer$Map)
4203             string = [SectionMap_ objectForKey:string] ?: string;
4204         _end
4205
4206         *mapped = string;
4207     } return *mapped;
4208 }
4209
4210 @end
4211 /* }}} */
4212
4213 static _H<NSMutableSet> Diversions_;
4214
4215 @interface Diversion : NSObject {
4216     Pcre pattern_;
4217     _H<NSString> key_;
4218     _H<NSString> format_;
4219 }
4220
4221 @end
4222
4223 @implementation Diversion
4224
4225 - (id) initWithFrom:(NSString *)from to:(NSString *)to {
4226     if ((self = [super init]) != nil) {
4227         pattern_ = [from UTF8String];
4228         key_ = from;
4229         format_ = to;
4230     } return self;
4231 }
4232
4233 - (NSString *) divert:(NSString *)url {
4234     return !pattern_(url) ? nil : pattern_->*format_;
4235 }
4236
4237 + (NSURL *) divertURL:(NSURL *)url {
4238   divert:
4239     NSString *href([url absoluteString]);
4240
4241     for (Diversion *diversion in (id) Diversions_)
4242         if (NSString *diverted = [diversion divert:href]) {
4243 #if !ForRelease
4244             NSLog(@"div: %@", diverted);
4245 #endif
4246             url = [NSURL URLWithString:diverted];
4247             goto divert;
4248         }
4249
4250     return url;
4251 }
4252
4253 - (NSString *) key {
4254     return key_;
4255 }
4256
4257 - (NSUInteger) hash {
4258     return [key_ hash];
4259 }
4260
4261 - (BOOL) isEqual:(Diversion *)object {
4262     return self == object || [self class] == [object class] && [key_ isEqual:[object key]];
4263 }
4264
4265 @end
4266
4267 @interface CydiaObject : NSObject {
4268     _H<CyteWebViewController> indirect_;
4269     _transient id delegate_;
4270 }
4271
4272 - (id) initWithDelegate:(IndirectDelegate *)indirect;
4273
4274 @end
4275
4276 @class CydiaObject;
4277
4278 @interface CydiaWebViewController : CyteWebViewController {
4279     _H<CydiaObject> cydia_;
4280 }
4281
4282 + (void) addDiversion:(Diversion *)diversion;
4283 + (NSURLRequest *) requestWithHeaders:(NSURLRequest *)request;
4284 + (void) didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame withCydia:(CydiaObject *)cydia;
4285 - (void) setDelegate:(id)delegate;
4286
4287 @end
4288
4289 /* Web Scripting {{{ */
4290 @implementation CydiaObject
4291
4292 - (id) initWithDelegate:(IndirectDelegate *)indirect {
4293     if ((self = [super init]) != nil) {
4294         indirect_ = (CyteWebViewController *) indirect;
4295     } return self;
4296 }
4297
4298 - (void) setDelegate:(id)delegate {
4299     delegate_ = delegate;
4300 }
4301
4302 + (NSArray *) _attributeKeys {
4303     return [NSArray arrayWithObjects:
4304         @"bbsnum",
4305         @"build",
4306         @"coreFoundationVersionNumber",
4307         @"device",
4308         @"ecid",
4309         @"firmware",
4310         @"hostname",
4311         @"idiom",
4312         @"mcc",
4313         @"mnc",
4314         @"model",
4315         @"operator",
4316         @"role",
4317         @"serial",
4318         @"token",
4319         @"version",
4320     nil];
4321 }
4322
4323 - (NSArray *) attributeKeys {
4324     return [[self class] _attributeKeys];
4325 }
4326
4327 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
4328     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
4329 }
4330
4331 - (NSString *) version {
4332     return Cydia_;
4333 }
4334
4335 - (NSString *) build {
4336     return System_;
4337 }
4338
4339 - (NSString *) coreFoundationVersionNumber {
4340     return [NSString stringWithFormat:@"%.2f", kCFCoreFoundationVersionNumber];
4341 }
4342
4343 - (NSString *) device {
4344     return UniqueIdentifier();
4345 }
4346
4347 - (NSString *) firmware {
4348     return [[UIDevice currentDevice] systemVersion];
4349 }
4350
4351 - (NSString *) hostname {
4352     return [[UIDevice currentDevice] name];
4353 }
4354
4355 - (NSString *) idiom {
4356     return (id) Idiom_ ?: [NSNull null];
4357 }
4358
4359 - (NSString *) mcc {
4360     if (CFStringRef (*$CTSIMSupportCopyMobileSubscriberCountryCode)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode")))
4361         return [(NSString *) (*$CTSIMSupportCopyMobileSubscriberCountryCode)(kCFAllocatorDefault) autorelease];
4362     return nil;
4363 }
4364
4365 - (NSString *) mnc {
4366     if (CFStringRef (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberNetworkCode")))
4367         return [(NSString *) (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(kCFAllocatorDefault) autorelease];
4368     return nil;
4369 }
4370
4371 - (NSString *) operator {
4372     if (CFStringRef (*$CTRegistrationCopyOperatorName)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTRegistrationCopyOperatorName")))
4373         return [(NSString *) (*$CTRegistrationCopyOperatorName)(kCFAllocatorDefault) autorelease];
4374     return nil;
4375 }
4376
4377 - (NSString *) bbsnum {
4378     return (id) BBSNum_ ?: [NSNull null];
4379 }
4380
4381 - (NSString *) ecid {
4382     return (id) ChipID_ ?: [NSNull null];
4383 }
4384
4385 - (NSString *) serial {
4386     return SerialNumber_;
4387 }
4388
4389 - (NSString *) role {
4390     return (id) [NSNull null];
4391 }
4392
4393 - (NSString *) model {
4394     return [NSString stringWithUTF8String:Machine_];
4395 }
4396
4397 - (NSString *) token {
4398     return (id) Token_ ?: [NSNull null];
4399 }
4400
4401 + (NSString *) webScriptNameForSelector:(SEL)selector {
4402     if (false);
4403     else if (selector == @selector(addBridgedHost:))
4404         return @"addBridgedHost";
4405     else if (selector == @selector(addInsecureHost:))
4406         return @"addInsecureHost";
4407     else if (selector == @selector(addInternalRedirect::))
4408         return @"addInternalRedirect";
4409     else if (selector == @selector(addPipelinedHost:scheme:))
4410         return @"addPipelinedHost";
4411     else if (selector == @selector(addSource:::))
4412         return @"addSource";
4413     else if (selector == @selector(addTokenHost:))
4414         return @"addTokenHost";
4415     else if (selector == @selector(addTrivialSource:))
4416         return @"addTrivialSource";
4417     else if (selector == @selector(close))
4418         return @"close";
4419     else if (selector == @selector(du:))
4420         return @"du";
4421     else if (selector == @selector(stringWithFormat:arguments:))
4422         return @"format";
4423     else if (selector == @selector(getAllSources))
4424         return @"getAllSources";
4425     else if (selector == @selector(getApplicationInfo:value:))
4426         return @"getApplicationInfoValue";
4427     else if (selector == @selector(getKernelNumber:))
4428         return @"getKernelNumber";
4429     else if (selector == @selector(getKernelString:))
4430         return @"getKernelString";
4431     else if (selector == @selector(getInstalledPackages))
4432         return @"getInstalledPackages";
4433     else if (selector == @selector(getIORegistryEntry::))
4434         return @"getIORegistryEntry";
4435     else if (selector == @selector(getLocaleIdentifier))
4436         return @"getLocaleIdentifier";
4437     else if (selector == @selector(getPreferredLanguages))
4438         return @"getPreferredLanguages";
4439     else if (selector == @selector(getPackageById:))
4440         return @"getPackageById";
4441     else if (selector == @selector(getMetadataKeys))
4442         return @"getMetadataKeys";
4443     else if (selector == @selector(getMetadataValue:))
4444         return @"getMetadataValue";
4445     else if (selector == @selector(getSessionValue:))
4446         return @"getSessionValue";
4447     else if (selector == @selector(installPackages:))
4448         return @"installPackages";
4449     else if (selector == @selector(isReachable:))
4450         return @"isReachable";
4451     else if (selector == @selector(localizedStringForKey:value:table:))
4452         return @"localize";
4453     else if (selector == @selector(popViewController:))
4454         return @"popViewController";
4455     else if (selector == @selector(refreshSources))
4456         return @"refreshSources";
4457     else if (selector == @selector(registerFrame:))
4458         return @"registerFrame";
4459     else if (selector == @selector(removeButton))
4460         return @"removeButton";
4461     else if (selector == @selector(saveConfig))
4462         return @"saveConfig";
4463     else if (selector == @selector(setMetadataValue::))
4464         return @"setMetadataValue";
4465     else if (selector == @selector(setSessionValue::))
4466         return @"setSessionValue";
4467     else if (selector == @selector(substitutePackageNames:))
4468         return @"substitutePackageNames";
4469     else if (selector == @selector(scrollToBottom:))
4470         return @"scrollToBottom";
4471     else if (selector == @selector(setAllowsNavigationAction:))
4472         return @"setAllowsNavigationAction";
4473     else if (selector == @selector(setBadgeValue:))
4474         return @"setBadgeValue";
4475     else if (selector == @selector(setButtonImage:withStyle:toFunction:))
4476         return @"setButtonImage";
4477     else if (selector == @selector(setButtonTitle:withStyle:toFunction:))
4478         return @"setButtonTitle";
4479     else if (selector == @selector(setHidesBackButton:))
4480         return @"setHidesBackButton";
4481     else if (selector == @selector(setHidesNavigationBar:))
4482         return @"setHidesNavigationBar";
4483     else if (selector == @selector(setNavigationBarStyle:))
4484         return @"setNavigationBarStyle";
4485     else if (selector == @selector(setNavigationBarTintRed:green:blue:alpha:))
4486         return @"setNavigationBarTintColor";
4487     else if (selector == @selector(setPasteboardString:))
4488         return @"setPasteboardString";
4489     else if (selector == @selector(setPasteboardURL:))
4490         return @"setPasteboardURL";
4491     else if (selector == @selector(setScrollAlwaysBounceVertical:))
4492         return @"setScrollAlwaysBounceVertical";
4493     else if (selector == @selector(setScrollIndicatorStyle:))
4494         return @"setScrollIndicatorStyle";
4495     else if (selector == @selector(setToken:))
4496         return @"setToken";
4497     else if (selector == @selector(setViewportWidth:))
4498         return @"setViewportWidth";
4499     else if (selector == @selector(statfs:))
4500         return @"statfs";
4501     else if (selector == @selector(supports:))
4502         return @"supports";
4503     else if (selector == @selector(unload))
4504         return @"unload";
4505     else
4506         return nil;
4507 }
4508
4509 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
4510     return [self webScriptNameForSelector:selector] == nil;
4511 }
4512
4513 - (BOOL) supports:(NSString *)feature {
4514     return [feature isEqualToString:@"window.open"];
4515 }
4516
4517 - (void) unload {
4518     [delegate_ performSelectorOnMainThread:@selector(unloadData) withObject:nil waitUntilDone:NO];
4519 }
4520
4521 - (void) setScrollAlwaysBounceVertical:(NSNumber *)value {
4522     [indirect_ performSelectorOnMainThread:@selector(setScrollAlwaysBounceVerticalNumber:) withObject:value waitUntilDone:NO];
4523 }
4524
4525 - (void) setScrollIndicatorStyle:(NSString *)style {
4526     [indirect_ performSelectorOnMainThread:@selector(setScrollIndicatorStyleWithName:) withObject:style waitUntilDone:NO];
4527 }
4528
4529 - (void) addInternalRedirect:(NSString *)from :(NSString *)to {
4530     [CydiaWebViewController performSelectorOnMainThread:@selector(addDiversion:) withObject:[[[Diversion alloc] initWithFrom:from to:to] autorelease] waitUntilDone:NO];
4531 }
4532
4533 - (NSDictionary *) getApplicationInfo:(NSString *)display value:(NSString *)key {
4534     char path[1024];
4535     if (SBBundlePathForDisplayIdentifier(SBSSpringBoardServerPort(), [display UTF8String], path) != 0)
4536         return (id) [NSNull null];
4537     NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:[[NSString stringWithUTF8String:path] stringByAppendingString:@"/Info.plist"]]);
4538     if (info == nil)
4539         return (id) [NSNull null];
4540     return [info objectForKey:key];
4541 }
4542
4543 - (NSNumber *) getKernelNumber:(NSString *)name {
4544     const char *string([name UTF8String]);
4545
4546     size_t size;
4547     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4548         return (id) [NSNull null];
4549
4550     if (size != sizeof(int))
4551         return (id) [NSNull null];
4552
4553     int value;
4554     if (sysctlbyname(string, &value, &size, NULL, 0) == -1)
4555         return (id) [NSNull null];
4556
4557     return [NSNumber numberWithInt:value];
4558 }
4559
4560 - (NSString *) getKernelString:(NSString *)name {
4561     const char *string([name UTF8String]);
4562
4563     size_t size;
4564     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4565         return (id) [NSNull null];
4566
4567     char value[size + 1];
4568     if (sysctlbyname(string, value, &size, NULL, 0) == -1)
4569         return (id) [NSNull null];
4570
4571     // XXX: just in case you request something ludicrous
4572     value[size] = '\0';
4573
4574     return [NSString stringWithCString:value];
4575 }
4576
4577 - (NSObject *) getIORegistryEntry:(NSString *)path :(NSString *)entry {
4578     NSObject *value(CYIOGetValue([path UTF8String], entry));
4579
4580     if (value != nil)
4581         if ([value isKindOfClass:[NSData class]])
4582             value = CYHex((NSData *) value);
4583
4584     return value;
4585 }
4586
4587 - (NSArray *) getMetadataKeys {
4588 @synchronized (Values_) {
4589     return [Values_ allKeys];
4590 } }
4591
4592 - (void) registerFrame:(DOMHTMLIFrameElement *)iframe {
4593     WebFrame *frame([iframe contentFrame]);
4594     [indirect_ registerFrame:frame];
4595 }
4596
4597 - (id) getMetadataValue:(NSString *)key {
4598 @synchronized (Values_) {
4599     return [Values_ objectForKey:key];
4600 } }
4601
4602 - (void) setMetadataValue:(NSString *)key :(NSString *)value {
4603 @synchronized (Values_) {
4604     if (value == nil || value == (id) [WebUndefined undefined] || value == (id) [NSNull null])
4605         [Values_ removeObjectForKey:key];
4606     else
4607         [Values_ setObject:value forKey:key];
4608
4609     [delegate_ performSelectorOnMainThread:@selector(updateValues) withObject:nil waitUntilDone:YES];
4610 } }
4611
4612 - (id) getSessionValue:(NSString *)key {
4613 @synchronized (SessionData_) {
4614     return [SessionData_ objectForKey:key];
4615 } }
4616
4617 - (void) setSessionValue:(NSString *)key :(NSString *)value {
4618 @synchronized (SessionData_) {
4619     if (value == (id) [WebUndefined undefined])
4620         [SessionData_ removeObjectForKey:key];
4621     else
4622         [SessionData_ setObject:value forKey:key];
4623 } }
4624
4625 - (void) addBridgedHost:(NSString *)host {
4626 @synchronized (HostConfig_) {
4627     [BridgedHosts_ addObject:host];
4628 } }
4629
4630 - (void) addInsecureHost:(NSString *)host {
4631 @synchronized (HostConfig_) {
4632     [InsecureHosts_ addObject:host];
4633 } }
4634
4635 - (void) addTokenHost:(NSString *)host {
4636 @synchronized (HostConfig_) {
4637     [TokenHosts_ addObject:host];
4638 } }
4639
4640 - (void) addPipelinedHost:(NSString *)host scheme:(NSString *)scheme {
4641 @synchronized (HostConfig_) {
4642     if (scheme != (id) [WebUndefined undefined])
4643         host = [NSString stringWithFormat:@"%@:%@", [scheme lowercaseString], host];
4644
4645     [PipelinedHosts_ addObject:host];
4646 } }
4647
4648 - (void) popViewController:(NSNumber *)value {
4649     if (value == (id) [WebUndefined undefined])
4650         value = [NSNumber numberWithBool:YES];
4651     [indirect_ performSelectorOnMainThread:@selector(popViewControllerWithNumber:) withObject:value waitUntilDone:NO];
4652 }
4653
4654 - (void) addSource:(NSString *)href :(NSString *)distribution :(WebScriptObject *)sections {
4655     NSMutableArray *array([NSMutableArray arrayWithCapacity:[sections count]]);
4656
4657     for (NSString *section in sections)
4658         [array addObject:section];
4659
4660     [delegate_ performSelectorOnMainThread:@selector(addSource:) withObject:[NSMutableDictionary dictionaryWithObjectsAndKeys:
4661         @"deb", @"Type",
4662         href, @"URI",
4663         distribution, @"Distribution",
4664         array, @"Sections",
4665     nil] waitUntilDone:NO];
4666 }
4667
4668 - (void) addTrivialSource:(NSString *)href {
4669     [delegate_ performSelectorOnMainThread:@selector(addTrivialSource:) withObject:href waitUntilDone:NO];
4670 }
4671
4672 - (void) refreshSources {
4673     [delegate_ performSelectorOnMainThread:@selector(syncData) withObject:nil waitUntilDone:NO];
4674 }
4675
4676 - (void) saveConfig {
4677     [delegate_ performSelectorOnMainThread:@selector(_saveConfig) withObject:nil waitUntilDone:NO];
4678 }
4679
4680 - (NSArray *) getAllSources {
4681     return [[Database sharedInstance] sources];
4682 }
4683
4684 - (NSArray *) getInstalledPackages {
4685     Database *database([Database sharedInstance]);
4686 @synchronized (database) {
4687     NSArray *packages([database packages]);
4688     NSMutableArray *installed([NSMutableArray arrayWithCapacity:1024]);
4689     for (Package *package in packages)
4690         if (![package uninstalled])
4691             [installed addObject:package];
4692     return installed;
4693 } }
4694
4695 - (Package *) getPackageById:(NSString *)id {
4696     if (Package *package = [[Database sharedInstance] packageWithName:id]) {
4697         [package parse];
4698         return package;
4699     } else
4700         return (Package *) [NSNull null];
4701 }
4702
4703 - (NSString *) getLocaleIdentifier {
4704     return Locale_ == NULL ? (NSString *) [NSNull null] : (NSString *) CFLocaleGetIdentifier(Locale_);
4705 }
4706
4707 - (NSArray *) getPreferredLanguages {
4708     return Languages_;
4709 }
4710
4711 - (NSArray *) statfs:(NSString *)path {
4712     struct statfs stat;
4713
4714     if (path == nil || statfs([path UTF8String], &stat) == -1)
4715         return nil;
4716
4717     return [NSArray arrayWithObjects:
4718         [NSNumber numberWithUnsignedLong:stat.f_bsize],
4719         [NSNumber numberWithUnsignedLong:stat.f_blocks],
4720         [NSNumber numberWithUnsignedLong:stat.f_bfree],
4721     nil];
4722 }
4723
4724 - (NSNumber *) du:(NSString *)path {
4725     NSNumber *value(nil);
4726
4727     int fds[2];
4728     _assert(pipe(fds) != -1);
4729
4730     pid_t pid(ExecFork());
4731     if (pid == 0) {
4732         _assert(dup2(fds[1], 1) != -1);
4733         _assert(close(fds[0]) != -1);
4734         _assert(close(fds[1]) != -1);
4735         /* XXX: this should probably not use du */
4736         _root(true) execl("/usr/libexec/cydia/du", "du", "-s", [path UTF8String], NULL);
4737         exit(1);
4738     } else {
4739         _assert(close(fds[1]) != -1);
4740
4741         if (FILE *du = fdopen(fds[0], "r")) {
4742             char line[1024];
4743             while (fgets(line, sizeof(line), du) != NULL) {
4744                 size_t length(strlen(line));
4745                 while (length != 0 && line[length - 1] == '\n')
4746                     line[--length] = '\0';
4747                 if (char *tab = strchr(line, '\t')) {
4748                     *tab = '\0';
4749                     value = [NSNumber numberWithUnsignedLong:strtoul(line, NULL, 0)];
4750                 }
4751             }
4752
4753             fclose(du);
4754         } else
4755             _assert(close(fds[0]) != -1);
4756     } ReapZombie(pid);
4757
4758     return value;
4759 }
4760
4761 - (void) close {
4762     [indirect_ performSelectorOnMainThread:@selector(close) withObject:nil waitUntilDone:NO];
4763 }
4764
4765 - (NSNumber *) isReachable:(NSString *)name {
4766     return [NSNumber numberWithBool:IsReachable([name UTF8String])];
4767 }
4768
4769 - (void) installPackages:(NSArray *)packages {
4770     [delegate_ performSelectorOnMainThread:@selector(installPackages:) withObject:packages waitUntilDone:NO];
4771 }
4772
4773 - (NSString *) substitutePackageNames:(NSString *)message {
4774     NSMutableArray *words([[[message componentsSeparatedByString:@" "] mutableCopy] autorelease]);
4775     for (size_t i(0), e([words count]); i != e; ++i) {
4776         NSString *word([words objectAtIndex:i]);
4777         if (Package *package = [[Database sharedInstance] packageWithName:word])
4778             [words replaceObjectAtIndex:i withObject:[package name]];
4779     }
4780
4781     return [words componentsJoinedByString:@" "];
4782 }
4783
4784 - (void) removeButton {
4785     [indirect_ removeButton];
4786 }
4787
4788 - (void) setButtonImage:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4789     [indirect_ setButtonImage:button withStyle:style toFunction:function];
4790 }
4791
4792 - (void) setButtonTitle:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4793     [indirect_ setButtonTitle:button withStyle:style toFunction:function];
4794 }
4795
4796 - (void) setBadgeValue:(id)value {
4797     [indirect_ performSelectorOnMainThread:@selector(setBadgeValue:) withObject:value waitUntilDone:NO];
4798 }
4799
4800 - (void) setAllowsNavigationAction:(NSString *)value {
4801     [indirect_ performSelectorOnMainThread:@selector(setAllowsNavigationActionByNumber:) withObject:value waitUntilDone:NO];
4802 }
4803
4804 - (void) setHidesBackButton:(NSString *)value {
4805     [indirect_ performSelectorOnMainThread:@selector(setHidesBackButtonByNumber:) withObject:value waitUntilDone:NO];
4806 }
4807
4808 - (void) setHidesNavigationBar:(NSString *)value {
4809     [indirect_ performSelectorOnMainThread:@selector(setHidesNavigationBarByNumber:) withObject:value waitUntilDone:NO];
4810 }
4811
4812 - (void) setNavigationBarStyle:(NSString *)value {
4813     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarStyle:) withObject:value waitUntilDone:NO];
4814 }
4815
4816 - (void) setNavigationBarTintRed:(NSNumber *)red green:(NSNumber *)green blue:(NSNumber *)blue alpha:(NSNumber *)alpha {
4817     float opacity(alpha == (id) [WebUndefined undefined] ? 1 : [alpha floatValue]);
4818     UIColor *color([UIColor colorWithRed:[red floatValue] green:[green floatValue] blue:[blue floatValue] alpha:opacity]);
4819     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarTintColor:) withObject:color waitUntilDone:NO];
4820 }
4821
4822 - (void) setPasteboardString:(NSString *)value {
4823     [[objc_getClass("UIPasteboard") generalPasteboard] setString:value];
4824 }
4825
4826 - (void) setPasteboardURL:(NSString *)value {
4827     [[objc_getClass("UIPasteboard") generalPasteboard] setURL:[NSURL URLWithString:value]];
4828 }
4829
4830 - (void) _setToken:(NSString *)token {
4831     Token_ = token;
4832
4833     if (token == nil)
4834         [Metadata_ removeObjectForKey:@"Token"];
4835     else
4836         [Metadata_ setObject:Token_ forKey:@"Token"];
4837
4838     Changed_ = true;
4839 }
4840
4841 - (void) setToken:(NSString *)token {
4842     [self performSelectorOnMainThread:@selector(_setToken:) withObject:token waitUntilDone:NO];
4843 }
4844
4845 - (void) scrollToBottom:(NSNumber *)animated {
4846     [indirect_ performSelectorOnMainThread:@selector(scrollToBottomAnimated:) withObject:animated waitUntilDone:NO];
4847 }
4848
4849 - (void) setViewportWidth:(float)width {
4850     [indirect_ setViewportWidthOnMainThread:width];
4851 }
4852
4853 - (NSString *) stringWithFormat:(NSString *)format arguments:(WebScriptObject *)arguments {
4854     //NSLog(@"SWF:\"%@\" A:%@", format, [arguments description]);
4855     unsigned count([arguments count]);
4856     id values[count];
4857     for (unsigned i(0); i != count; ++i)
4858         values[i] = [arguments objectAtIndex:i];
4859     return [[[NSString alloc] initWithFormat:format arguments:reinterpret_cast<va_list>(values)] autorelease];
4860 }
4861
4862 - (NSString *) localizedStringForKey:(NSString *)key value:(NSString *)value table:(NSString *)table {
4863     if (reinterpret_cast<id>(value) == [WebUndefined undefined])
4864         value = nil;
4865     if (reinterpret_cast<id>(table) == [WebUndefined undefined])
4866         table = nil;
4867     return [[NSBundle mainBundle] localizedStringForKey:key value:value table:table];
4868 }
4869
4870 @end
4871 /* }}} */
4872
4873 @interface NSURL (CydiaSecure)
4874 @end
4875
4876 @implementation NSURL (CydiaSecure)
4877
4878 - (bool) isCydiaSecure {
4879     if ([[[self scheme] lowercaseString] isEqualToString:@"https"])
4880         return true;
4881
4882     @synchronized (HostConfig_) {
4883         if ([InsecureHosts_ containsObject:[self host]])
4884             return true;
4885     }
4886
4887     return false;
4888 }
4889
4890 @end
4891
4892 /* Cydia Browser Controller {{{ */
4893 @implementation CydiaWebViewController
4894
4895 - (NSURL *) navigationURL {
4896     return request_ == nil ? nil : [NSURL URLWithString:[NSString stringWithFormat:@"cydia://url/%@", [[request_ URL] absoluteString]]];
4897 }
4898
4899 + (void) _initialize {
4900     [super _initialize];
4901
4902     Diversions_ = [NSMutableSet setWithCapacity:0];
4903 }
4904
4905 + (void) addDiversion:(Diversion *)diversion {
4906     [Diversions_ addObject:diversion];
4907 }
4908
4909 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4910     [super webView:view didClearWindowObject:window forFrame:frame];
4911     [CydiaWebViewController didClearWindowObject:window forFrame:frame withCydia:cydia_];
4912 }
4913
4914 + (void) didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame withCydia:(CydiaObject *)cydia {
4915     WebDataSource *source([frame dataSource]);
4916     NSURLResponse *response([source response]);
4917     NSURL *url([response URL]);
4918     NSString *scheme([[url scheme] lowercaseString]);
4919
4920     bool bridged(false);
4921
4922     @synchronized (HostConfig_) {
4923         if ([scheme isEqualToString:@"file"])
4924             bridged = true;
4925         else if ([scheme isEqualToString:@"https"])
4926             if ([BridgedHosts_ containsObject:[url host]])
4927                 bridged = true;
4928     }
4929
4930     if (bridged)
4931         [window setValue:cydia forKey:@"cydia"];
4932 }
4933
4934 - (void) _setupMail:(MFMailComposeViewController *)controller {
4935     [controller addAttachmentData:[NSData dataWithContentsOfFile:@"/tmp/cydia.log"] mimeType:@"text/plain" fileName:@"cydia.log"];
4936
4937     system("/usr/bin/dpkg -l >/tmp/dpkgl.log");
4938     [controller addAttachmentData:[NSData dataWithContentsOfFile:@"/tmp/dpkgl.log"] mimeType:@"text/plain" fileName:@"dpkgl.log"];
4939 }
4940
4941 - (NSURL *) URLWithURL:(NSURL *)url {
4942     return [Diversion divertURL:url];
4943 }
4944
4945 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
4946     return [CydiaWebViewController requestWithHeaders:[super webView:view resource:resource willSendRequest:request redirectResponse:response fromDataSource:source]];
4947 }
4948
4949 + (NSURLRequest *) requestWithHeaders:(NSURLRequest *)request {
4950     NSMutableURLRequest *copy([[request mutableCopy] autorelease]);
4951
4952     NSURL *url([copy URL]);
4953     NSString *href([url absoluteString]);
4954     NSString *host([url host]);
4955
4956     if ([href hasPrefix:@"https://cydia.saurik.com/TSS/"]) {
4957         if (NSString *agent = [copy valueForHTTPHeaderField:@"X-User-Agent"]) {
4958             [copy setValue:agent forHTTPHeaderField:@"User-Agent"];
4959             [copy setValue:nil forHTTPHeaderField:@"X-User-Agent"];
4960         }
4961
4962         [copy setValue:nil forHTTPHeaderField:@"Referer"];
4963         [copy setValue:nil forHTTPHeaderField:@"Origin"];
4964
4965         [copy setURL:[NSURL URLWithString:[@"http://gs.apple.com/TSS/" stringByAppendingString:[href substringFromIndex:29]]]];
4966         return copy;
4967     }
4968
4969     if ([copy valueForHTTPHeaderField:@"X-Cydia-Cf"] == nil)
4970         [copy setValue:[NSString stringWithFormat:@"%.2f", kCFCoreFoundationVersionNumber] forHTTPHeaderField:@"X-Cydia-Cf"];
4971     if (Machine_ != NULL && [copy valueForHTTPHeaderField:@"X-Machine"] == nil)
4972         [copy setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
4973
4974     bool bridged;
4975     bool token;
4976
4977     @synchronized (HostConfig_) {
4978         bridged = [BridgedHosts_ containsObject:host];
4979         token = [TokenHosts_ containsObject:host];
4980     }
4981
4982     if ([url isCydiaSecure]) {
4983         if (bridged) {
4984             if (UniqueID_ != nil && [copy valueForHTTPHeaderField:@"X-Cydia-Id"] == nil)
4985                 [copy setValue:UniqueID_ forHTTPHeaderField:@"X-Cydia-Id"];
4986         } else if (token) {
4987             if (Token_ != nil && [copy valueForHTTPHeaderField:@"X-Cydia-Token"] == nil)
4988                 [copy setValue:Token_ forHTTPHeaderField:@"X-Cydia-Token"];
4989         }
4990     }
4991
4992     return copy;
4993 }
4994
4995 - (void) setDelegate:(id)delegate {
4996     [super setDelegate:delegate];
4997     [cydia_ setDelegate:delegate];
4998 }
4999
5000 - (NSString *) applicationNameForUserAgent {
5001     return UserAgent_;
5002 }
5003
5004 - (id) init {
5005     if ((self = [super initWithWidth:0 ofClass:[CydiaWebViewController class]]) != nil) {
5006         cydia_ = [[[CydiaObject alloc] initWithDelegate:indirect_] autorelease];
5007     } return self;
5008 }
5009
5010 @end
5011
5012 @interface AppCacheController : CydiaWebViewController {
5013 }
5014
5015 @end
5016
5017 @implementation AppCacheController
5018
5019 - (void) didReceiveMemoryWarning {
5020     // XXX: this doesn't work
5021 }
5022
5023 - (bool) retainsNetworkActivityIndicator {
5024     return false;
5025 }
5026
5027 @end
5028 /* }}} */
5029
5030 // CydiaScript {{{
5031 @interface NSObject (CydiaScript)
5032 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context;
5033 @end
5034
5035 @implementation NSObject (CydiaScript)
5036
5037 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
5038     return self;
5039 }
5040
5041 @end
5042
5043 @implementation NSArray (CydiaScript)
5044
5045 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
5046     WebScriptObject *object([context evaluateWebScript:@"[]"]);
5047     for (size_t i(0), e([self count]); i != e; ++i)
5048         [object setWebScriptValueAtIndex:i value:[[self objectAtIndex:i] Cydia$webScriptObjectInContext:context]];
5049     return object;
5050 }
5051
5052 @end
5053
5054 @implementation NSDictionary (CydiaScript)
5055
5056 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
5057     WebScriptObject *object([context evaluateWebScript:@"({})"]);
5058     for (id i in self)
5059         [object setValue:[[self objectForKey:i] Cydia$webScriptObjectInContext:context] forKey:i];
5060     return object;
5061 }
5062
5063 @end
5064 // }}}
5065
5066 /* Confirmation Controller {{{ */
5067 bool DepSubstrate(const pkgCache::VerIterator &iterator) {
5068     if (!iterator.end())
5069         for (pkgCache::DepIterator dep(iterator.DependsList()); !dep.end(); ++dep) {
5070             if (dep->Type != pkgCache::Dep::Depends && dep->Type != pkgCache::Dep::PreDepends)
5071                 continue;
5072             pkgCache::PkgIterator package(dep.TargetPkg());
5073             if (package.end())
5074                 continue;
5075             if (strcmp(package.Name(), "mobilesubstrate") == 0)
5076                 return true;
5077         }
5078
5079     return false;
5080 }
5081
5082 @protocol ConfirmationControllerDelegate
5083 - (void) cancelAndClear:(bool)clear;
5084 - (void) confirmWithNavigationController:(UINavigationController *)navigation;
5085 - (void) queue;
5086 @end
5087
5088 @interface ConfirmationController : CydiaWebViewController {
5089     _transient Database *database_;
5090
5091     _H<UIAlertView> essential_;
5092
5093     _H<NSDictionary> changes_;
5094     _H<NSMutableArray> issues_;
5095     _H<NSDictionary> sizes_;
5096
5097     BOOL substrate_;
5098 }
5099
5100 - (id) initWithDatabase:(Database *)database;
5101
5102 @end
5103
5104 @implementation ConfirmationController
5105
5106 - (void) complete {
5107     if (substrate_)
5108         RestartSubstrate_ = true;
5109     [delegate_ confirmWithNavigationController:[self navigationController]];
5110 }
5111
5112 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
5113     NSString *context([alert context]);
5114
5115     if ([context isEqualToString:@"remove"]) {
5116         if (button == [alert cancelButtonIndex])
5117             [self _doContinue];
5118         else if (button == [alert firstOtherButtonIndex]) {
5119             [self performSelector:@selector(complete) withObject:nil afterDelay:0];
5120         }
5121
5122         [alert dismissWithClickedButtonIndex:-1 animated:YES];
5123     } else if ([context isEqualToString:@"unable"]) {
5124         [self dismissModalViewControllerAnimated:YES];
5125         [alert dismissWithClickedButtonIndex:-1 animated:YES];
5126     } else {
5127         [super alertView:alert clickedButtonAtIndex:button];
5128     }
5129 }
5130
5131 - (void) _doContinue {
5132     [delegate_ cancelAndClear:NO];
5133     [self dismissModalViewControllerAnimated:YES];
5134 }
5135
5136 - (id) invokeDefaultMethodWithArguments:(NSArray *)args {
5137     [self performSelectorOnMainThread:@selector(_doContinue) withObject:nil waitUntilDone:NO];
5138     return nil;
5139 }
5140
5141 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
5142     [super webView:view didClearWindowObject:window forFrame:frame];
5143
5144     [window setValue:[[NSDictionary dictionaryWithObjectsAndKeys:
5145         (id) changes_, @"changes",
5146         (id) issues_, @"issues",
5147         (id) sizes_, @"sizes",
5148         self, @"queue",
5149     nil] Cydia$webScriptObjectInContext:window] forKey:@"cydiaConfirm"];
5150 }
5151
5152 - (id) initWithDatabase:(Database *)database {
5153     if ((self = [super init]) != nil) {
5154         database_ = database;
5155
5156         NSMutableArray *installs([NSMutableArray arrayWithCapacity:16]);
5157         NSMutableArray *reinstalls([NSMutableArray arrayWithCapacity:16]);
5158         NSMutableArray *upgrades([NSMutableArray arrayWithCapacity:16]);
5159         NSMutableArray *downgrades([NSMutableArray arrayWithCapacity:16]);
5160         NSMutableArray *removes([NSMutableArray arrayWithCapacity:16]);
5161
5162         bool remove(false);
5163
5164         pkgCacheFile &cache([database_ cache]);
5165         NSArray *packages([database_ packages]);
5166         pkgDepCache::Policy *policy([database_ policy]);
5167
5168         issues_ = [NSMutableArray arrayWithCapacity:4];
5169
5170         for (Package *package in packages) {
5171             pkgCache::PkgIterator iterator([package iterator]);
5172             NSString *name([package id]);
5173
5174             if ([package broken]) {
5175                 NSMutableArray *reasons([NSMutableArray arrayWithCapacity:4]);
5176
5177                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
5178                     name, @"package",
5179                     reasons, @"reasons",
5180                 nil]];
5181
5182                 pkgCache::VerIterator ver(cache[iterator].InstVerIter(cache));
5183                 if (ver.end())
5184                     continue;
5185
5186                 for (pkgCache::DepIterator dep(ver.DependsList()); !dep.end(); ) {
5187                     pkgCache::DepIterator start;
5188                     pkgCache::DepIterator end;
5189                     dep.GlobOr(start, end); // ++dep
5190
5191                     if (!cache->IsImportantDep(end))
5192                         continue;
5193                     if ((cache[end] & pkgDepCache::DepGInstall) != 0)
5194                         continue;
5195
5196                     NSMutableArray *clauses([NSMutableArray arrayWithCapacity:4]);
5197
5198                     [reasons addObject:[NSDictionary dictionaryWithObjectsAndKeys:
5199                         [NSString stringWithUTF8String:start.DepType()], @"relationship",
5200                         clauses, @"clauses",
5201                     nil]];
5202
5203                     _forever {
5204                         NSString *reason, *installed((NSString *) [WebUndefined undefined]);
5205
5206                         pkgCache::PkgIterator target(start.TargetPkg());
5207                         if (target->ProvidesList != 0)
5208                             reason = @"missing";
5209                         else {
5210                             pkgCache::VerIterator ver(cache[target].InstVerIter(cache));
5211                             if (!ver.end()) {
5212                                 reason = @"installed";
5213                                 installed = [NSString stringWithUTF8String:ver.VerStr()];
5214                             } else if (!cache[target].CandidateVerIter(cache).end())
5215                                 reason = @"uninstalled";
5216                             else if (target->ProvidesList == 0)
5217                                 reason = @"uninstallable";
5218                             else
5219                                 reason = @"virtual";
5220                         }
5221
5222                         NSDictionary *version(start.TargetVer() == 0 ? (NSDictionary *) [NSNull null] : [NSDictionary dictionaryWithObjectsAndKeys:
5223                             [NSString stringWithUTF8String:start.CompType()], @"operator",
5224                             [NSString stringWithUTF8String:start.TargetVer()], @"value",
5225                         nil]);
5226
5227                         [clauses addObject:[NSDictionary dictionaryWithObjectsAndKeys:
5228                             [NSString stringWithUTF8String:start.TargetPkg().Name()], @"package",
5229                             version, @"version",
5230                             reason, @"reason",
5231                             installed, @"installed",
5232                         nil]];
5233
5234                         // yes, seriously. (wtf?)
5235                         if (start == end)
5236                             break;
5237                         ++start;
5238                     }
5239                 }
5240             }
5241
5242             pkgDepCache::StateCache &state(cache[iterator]);
5243
5244             static Pcre special_r("^(firmware$|gsc\\.|cy\\+)");
5245
5246             if (state.NewInstall())
5247                 [installs addObject:name];
5248             // XXX: else if (state.Install())
5249             else if (!state.Delete() && (state.iFlags & pkgDepCache::ReInstall) == pkgDepCache::ReInstall)
5250                 [reinstalls addObject:name];
5251             // XXX: move before previous if
5252             else if (state.Upgrade())
5253                 [upgrades addObject:name];
5254             else if (state.Downgrade())
5255                 [downgrades addObject:name];
5256             else if (!state.Delete())
5257                 // XXX: _assert(state.Keep());
5258                 continue;
5259             else if (special_r(name))
5260                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
5261                     [NSNull null], @"package",
5262                     [NSArray arrayWithObjects:
5263                         [NSDictionary dictionaryWithObjectsAndKeys:
5264                             @"Conflicts", @"relationship",
5265                             [NSArray arrayWithObjects:
5266                                 [NSDictionary dictionaryWithObjectsAndKeys:
5267                                     name, @"package",
5268                                     [NSNull null], @"version",
5269                                     @"installed", @"reason",
5270                                 nil],
5271                             nil], @"clauses",
5272                         nil],
5273                     nil], @"reasons",
5274                 nil]];
5275             else {
5276                 if ([package essential])
5277                     remove = true;
5278                 [removes addObject:name];
5279             }
5280
5281             substrate_ |= DepSubstrate(policy->GetCandidateVer(iterator));
5282             substrate_ |= DepSubstrate(iterator.CurrentVer());
5283         }
5284
5285         if (!remove)
5286             essential_ = nil;
5287         else if (Advanced_) {
5288             NSString *parenthetical(UCLocalize("PARENTHETICAL"));
5289
5290             essential_ = [[[UIAlertView alloc]
5291                 initWithTitle:UCLocalize("REMOVING_ESSENTIALS")
5292                 message:UCLocalize("REMOVING_ESSENTIALS_EX")
5293                 delegate:self
5294                 cancelButtonTitle:[NSString stringWithFormat:parenthetical, UCLocalize("CANCEL_OPERATION"), UCLocalize("SAFE")]
5295                 otherButtonTitles:
5296                     [NSString stringWithFormat:parenthetical, UCLocalize("FORCE_REMOVAL"), UCLocalize("UNSAFE")],
5297                 nil
5298             ] autorelease];
5299
5300             [essential_ setContext:@"remove"];
5301             [essential_ setNumberOfRows:2];
5302         } else {
5303             essential_ = [[[UIAlertView alloc]
5304                 initWithTitle:UCLocalize("UNABLE_TO_COMPLY")
5305                 message:UCLocalize("UNABLE_TO_COMPLY_EX")
5306                 delegate:self
5307                 cancelButtonTitle:UCLocalize("OKAY")
5308                 otherButtonTitles:nil
5309             ] autorelease];
5310
5311             [essential_ setContext:@"unable"];
5312         }
5313
5314         changes_ = [NSDictionary dictionaryWithObjectsAndKeys:
5315             installs, @"installs",
5316             reinstalls, @"reinstalls",
5317             upgrades, @"upgrades",
5318             downgrades, @"downgrades",
5319             removes, @"removes",
5320         nil];
5321
5322         sizes_ = [NSDictionary dictionaryWithObjectsAndKeys:
5323             [NSNumber numberWithInteger:[database_ fetcher].FetchNeeded()], @"downloading",
5324             [NSNumber numberWithInteger:[database_ fetcher].PartialPresent()], @"resuming",
5325         nil];
5326
5327         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/confirm/", UI_]]];
5328     } return self;
5329 }
5330
5331 - (UIBarButtonItem *) leftButton {
5332     return [[[UIBarButtonItem alloc]
5333         initWithTitle:UCLocalize("CANCEL")
5334         style:UIBarButtonItemStylePlain
5335         target:self
5336         action:@selector(cancelButtonClicked)
5337     ] autorelease];
5338 }
5339
5340 #if !AlwaysReload
5341 - (void) applyRightButton {
5342     if ([issues_ count] == 0 && ![self isLoading])
5343         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
5344             initWithTitle:UCLocalize("CONFIRM")
5345             style:UIBarButtonItemStyleDone
5346             target:self
5347             action:@selector(confirmButtonClicked)
5348         ] autorelease]];
5349     else
5350         [[self navigationItem] setRightBarButtonItem:nil];
5351 }
5352 #endif
5353
5354 - (void) cancelButtonClicked {
5355     [delegate_ cancelAndClear:YES];
5356     [self dismissModalViewControllerAnimated:YES];
5357 }
5358
5359 #if !AlwaysReload
5360 - (void) confirmButtonClicked {
5361     if (essential_ != nil)
5362         [essential_ show];
5363     else
5364         [self complete];
5365 }
5366 #endif
5367
5368 @end
5369 /* }}} */
5370
5371 /* Progress Data {{{ */
5372 @interface CydiaProgressData : NSObject {
5373     _transient id delegate_;
5374
5375     bool running_;
5376     float percent_;
5377
5378     float current_;
5379     float total_;
5380     float speed_;
5381
5382     _H<NSMutableArray> events_;
5383     _H<NSString> title_;
5384
5385     _H<NSString> status_;
5386     _H<NSString> finish_;
5387 }
5388
5389 @end
5390
5391 @implementation CydiaProgressData
5392
5393 + (NSArray *) _attributeKeys {
5394     return [NSArray arrayWithObjects:
5395         @"current",
5396         @"events",
5397         @"finish",
5398         @"percent",
5399         @"running",
5400         @"speed",
5401         @"title",
5402         @"total",
5403     nil];
5404 }
5405
5406 - (NSArray *) attributeKeys {
5407     return [[self class] _attributeKeys];
5408 }
5409
5410 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
5411     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
5412 }
5413
5414 - (id) init {
5415     if ((self = [super init]) != nil) {
5416         events_ = [NSMutableArray arrayWithCapacity:32];
5417     } return self;
5418 }
5419
5420 - (id) delegate {
5421     return delegate_;
5422 }
5423
5424 - (void) setDelegate:(id)delegate {
5425     delegate_ = delegate;
5426 }
5427
5428 - (void) setPercent:(float)value {
5429     percent_ = value;
5430 }
5431
5432 - (NSNumber *) percent {
5433     return [NSNumber numberWithFloat:percent_];
5434 }
5435
5436 - (void) setCurrent:(float)value {
5437     current_ = value;
5438 }
5439
5440 - (NSNumber *) current {
5441     return [NSNumber numberWithFloat:current_];
5442 }
5443
5444 - (void) setTotal:(float)value {
5445     total_ = value;
5446 }
5447
5448 - (NSNumber *) total {
5449     return [NSNumber numberWithFloat:total_];
5450 }
5451
5452 - (void) setSpeed:(float)value {
5453     speed_ = value;
5454 }
5455
5456 - (NSNumber *) speed {
5457     return [NSNumber numberWithFloat:speed_];
5458 }
5459
5460 - (NSArray *) events {
5461     return events_;
5462 }
5463
5464 - (void) removeAllEvents {
5465     [events_ removeAllObjects];
5466 }
5467
5468 - (void) addEvent:(CydiaProgressEvent *)event {
5469     [events_ addObject:event];
5470 }
5471
5472 - (void) setTitle:(NSString *)text {
5473     title_ = text;
5474 }
5475
5476 - (NSString *) title {
5477     return title_;
5478 }
5479
5480 - (void) setFinish:(NSString *)text {
5481     finish_ = text;
5482 }
5483
5484 - (NSString *) finish {
5485     return (id) finish_ ?: [NSNull null];
5486 }
5487
5488 - (void) setRunning:(bool)running {
5489     running_ = running;
5490 }
5491
5492 - (NSNumber *) running {
5493     return running_ ? (NSNumber *) kCFBooleanTrue : (NSNumber *) kCFBooleanFalse;
5494 }
5495
5496 @end
5497 /* }}} */
5498 /* Progress Controller {{{ */
5499 @interface ProgressController : CydiaWebViewController <
5500     ProgressDelegate
5501 > {
5502     _transient Database *database_;
5503     _H<CydiaProgressData, 1> progress_;
5504     unsigned cancel_;
5505 }
5506
5507 - (id) initWithDatabase:(Database *)database delegate:(id)delegate;
5508
5509 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title;
5510
5511 - (void) setTitle:(NSString *)title;
5512 - (void) setCancellable:(bool)cancellable;
5513
5514 @end
5515
5516 @implementation ProgressController
5517
5518 - (void) dealloc {
5519     [database_ setProgressDelegate:nil];
5520     [super dealloc];
5521 }
5522
5523 - (UIBarButtonItem *) leftButton {
5524     return cancel_ == 1 ? [[[UIBarButtonItem alloc]
5525         initWithTitle:UCLocalize("CANCEL")
5526         style:UIBarButtonItemStylePlain
5527         target:self
5528         action:@selector(cancel)
5529     ] autorelease] : nil;
5530 }
5531
5532 - (void) updateCancel {
5533     [super applyLeftButton];
5534 }
5535
5536 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
5537     if ((self = [super init]) != nil) {
5538         database_ = database;
5539         delegate_ = delegate;
5540
5541         [database_ setProgressDelegate:self];
5542
5543         progress_ = [[[CydiaProgressData alloc] init] autorelease];
5544         [progress_ setDelegate:self];
5545
5546         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/progress/", UI_]]];
5547
5548         [scroller_ setBackgroundColor:[UIColor blackColor]];
5549
5550         [[self navigationItem] setHidesBackButton:YES];
5551
5552         [self updateCancel];
5553     } return self;
5554 }
5555
5556 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
5557     [super webView:view didClearWindowObject:window forFrame:frame];
5558     [window setValue:progress_ forKey:@"cydiaProgress"];
5559 }
5560
5561 - (void) updateProgress {
5562     [self dispatchEvent:@"CydiaProgressUpdate"];
5563 }
5564
5565 - (void) viewWillAppear:(BOOL)animated {
5566     [[[self navigationController] navigationBar] setBarStyle:UIBarStyleBlack];
5567     [super viewWillAppear:animated];
5568 }
5569
5570 - (void) reloadSpringBoard {
5571     if (kCFCoreFoundationVersionNumber > 700) { // XXX: iOS 6.x
5572         system("/bin/launchctl stop com.apple.backboardd");
5573         sleep(15);
5574         system("/usr/bin/killall backboardd SpringBoard sbreload");
5575         return;
5576     }
5577
5578     pid_t pid(ExecFork());
5579     if (pid == 0) {
5580         if (setsid() == -1)
5581             perror("setsid");
5582
5583         pid_t pid(ExecFork());
5584         if (pid == 0) {
5585             _root(true) execl("/usr/bin/sbreload", "sbreload", NULL);
5586             perror("sbreload");
5587
5588             exit(0);
5589         } ReapZombie(pid);
5590
5591         exit(0);
5592     } ReapZombie(pid);
5593
5594     sleep(15);
5595     system("/usr/bin/killall backboardd SpringBoard sbreload");
5596 }
5597
5598 - (void) close {
5599     UpdateExternalStatus(0);
5600
5601     if (Finish_ > 1)
5602         [delegate_ saveState];
5603
5604     switch (Finish_) {
5605         case 0:
5606             [delegate_ returnToCydia];
5607         break;
5608
5609         case 1:
5610             [delegate_ terminateWithSuccess];
5611             /*if ([delegate_ respondsToSelector:@selector(suspendWithAnimation:)])
5612                 [delegate_ suspendWithAnimation:YES];
5613             else
5614                 [delegate_ suspend];*/
5615         break;
5616
5617         case 2:
5618             _trace();
5619             goto reload;
5620
5621         case 3:
5622             _trace();
5623             goto reload;
5624
5625         reload: {
5626             UIProgressHUD *hud([delegate_ addProgressHUD]);
5627             [hud setText:UCLocalize("LOADING")];
5628             [self performSelector:@selector(reloadSpringBoard) withObject:nil afterDelay:0.5];
5629             return;
5630         }
5631
5632         case 4:
5633             _trace();
5634             if (void (*SBReboot)(mach_port_t) = reinterpret_cast<void (*)(mach_port_t)>(dlsym(RTLD_DEFAULT, "SBReboot")))
5635                 SBReboot(SBSSpringBoardServerPort());
5636             else
5637                 reboot2(RB_AUTOBOOT);
5638         break;
5639     }
5640
5641     [super close];
5642 }
5643
5644 - (void) setTitle:(NSString *)title {
5645     [progress_ setTitle:title];
5646     [self updateProgress];
5647 }
5648
5649 - (UIBarButtonItem *) rightButton {
5650     return [[progress_ running] boolValue] ? [super rightButton] : [[[UIBarButtonItem alloc]
5651         initWithTitle:UCLocalize("CLOSE")
5652         style:UIBarButtonItemStylePlain
5653         target:self
5654         action:@selector(close)
5655     ] autorelease];
5656 }
5657
5658 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title {
5659     UpdateExternalStatus(1);
5660
5661     [progress_ setRunning:true];
5662     [self setTitle:title];
5663     // implicit updateProgress
5664
5665     SHA1SumValue notifyconf; {
5666         FileFd file;
5667         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5668             _error->Discard();
5669         else {
5670             MMap mmap(file, MMap::ReadOnly);
5671             SHA1Summation sha1;
5672             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5673             notifyconf = sha1.Result();
5674         }
5675     }
5676
5677     SHA1SumValue springlist; {
5678         FileFd file;
5679         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5680             _error->Discard();
5681         else {
5682             MMap mmap(file, MMap::ReadOnly);
5683             SHA1Summation sha1;
5684             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5685             springlist = sha1.Result();
5686         }
5687     }
5688
5689     if (invocation != nil) {
5690         [invocation yieldToSelector:@selector(invoke)];
5691         [self setTitle:@"COMPLETE"];
5692     }
5693
5694     if (Finish_ < 4) {
5695         FileFd file;
5696         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5697             _error->Discard();
5698         else {
5699             MMap mmap(file, MMap::ReadOnly);
5700             SHA1Summation sha1;
5701             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5702             if (!(notifyconf == sha1.Result()))
5703                 Finish_ = 4;
5704         }
5705     }
5706
5707     if (Finish_ < 3) {
5708         FileFd file;
5709         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5710             _error->Discard();
5711         else {
5712             MMap mmap(file, MMap::ReadOnly);
5713             SHA1Summation sha1;
5714             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5715             if (!(springlist == sha1.Result()))
5716                 Finish_ = 3;
5717         }
5718     }
5719
5720     if (Finish_ < 2) {
5721         if (RestartSubstrate_)
5722             Finish_ = 2;
5723     }
5724
5725     RestartSubstrate_ = false;
5726
5727     switch (Finish_) {
5728         case 0: [progress_ setFinish:UCLocalize("RETURN_TO_CYDIA")]; break; /* XXX: Maybe UCLocalize("DONE")? */
5729         case 1: [progress_ setFinish:UCLocalize("CLOSE_CYDIA")]; break;
5730         case 2: [progress_ setFinish:UCLocalize("RESTART_SPRINGBOARD")]; break;
5731         case 3: [progress_ setFinish:UCLocalize("RELOAD_SPRINGBOARD")]; break;
5732         case 4: [progress_ setFinish:UCLocalize("REBOOT_DEVICE")]; break;
5733     }
5734
5735     UpdateExternalStatus(Finish_ == 0 ? 0 : 2);
5736
5737     [progress_ setRunning:false];
5738     [self updateProgress];
5739
5740     [self applyRightButton];
5741 }
5742
5743 - (void) addProgressEvent:(CydiaProgressEvent *)event {
5744     [progress_ addEvent:event];
5745     [self updateProgress];
5746 }
5747
5748 - (bool) isProgressCancelled {
5749     return cancel_ == 2;
5750 }
5751
5752 - (void) cancel {
5753     cancel_ = 2;
5754     [self updateCancel];
5755 }
5756
5757 - (void) setCancellable:(bool)cancellable {
5758     unsigned cancel(cancel_);
5759
5760     if (!cancellable)
5761         cancel_ = 0;
5762     else if (cancel_ == 0)
5763         cancel_ = 1;
5764
5765     if (cancel != cancel_)
5766         [self updateCancel];
5767 }
5768
5769 - (void) setProgressCancellable:(NSNumber *)cancellable {
5770     [self setCancellable:[cancellable boolValue]];
5771 }
5772
5773 - (void) setProgressPercent:(NSNumber *)percent {
5774     [progress_ setPercent:[percent floatValue]];
5775     [self updateProgress];
5776 }
5777
5778 - (void) setProgressStatus:(NSDictionary *)status {
5779     if (status == nil) {
5780         [progress_ setCurrent:0];
5781         [progress_ setTotal:0];
5782         [progress_ setSpeed:0];
5783     } else {
5784         [progress_ setPercent:[[status objectForKey:@"Percent"] floatValue]];
5785
5786         [progress_ setCurrent:[[status objectForKey:@"Current"] floatValue]];
5787         [progress_ setTotal:[[status objectForKey:@"Total"] floatValue]];
5788         [progress_ setSpeed:[[status objectForKey:@"Speed"] floatValue]];
5789     }
5790
5791     [self updateProgress];
5792 }
5793
5794 @end
5795 /* }}} */
5796
5797 /* Package Cell {{{ */
5798 @interface PackageCell : CyteTableViewCell <
5799     CyteTableViewCellDelegate
5800 > {
5801     _H<UIImage> icon_;
5802     _H<NSString> name_;
5803     _H<NSString> description_;
5804     bool commercial_;
5805     _H<NSString> source_;
5806     _H<UIImage> badge_;
5807     _H<UIImage> placard_;
5808     bool summarized_;
5809 }
5810
5811 - (PackageCell *) init;
5812 - (void) setPackage:(Package *)package asSummary:(bool)summary;
5813
5814 - (void) drawContentRect:(CGRect)rect;
5815
5816 @end
5817
5818 @implementation PackageCell
5819
5820 - (PackageCell *) init {
5821     CGRect frame(CGRectMake(0, 0, 320, 74));
5822     if ((self = [super initWithFrame:frame reuseIdentifier:@"Package"]) != nil) {
5823         UIView *content([self contentView]);
5824         CGRect bounds([content bounds]);
5825
5826         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
5827         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5828         [content addSubview:content_];
5829
5830         [content_ setDelegate:self];
5831         [content_ setOpaque:YES];
5832     } return self;
5833 }
5834
5835 - (NSString *) accessibilityLabel {
5836     return name_;
5837 }
5838
5839 - (void) setPackage:(Package *)package asSummary:(bool)summary {
5840     summarized_ = summary;
5841
5842     icon_ = nil;
5843     name_ = nil;
5844     description_ = nil;
5845     source_ = nil;
5846     badge_ = nil;
5847     placard_ = nil;
5848
5849     if (package == nil)
5850         [content_ setBackgroundColor:[UIColor whiteColor]];
5851     else {
5852         [package parse];
5853
5854         Source *source = [package source];
5855
5856         icon_ = [package icon];
5857
5858         if (NSString *name = [package name])
5859             name_ = [NSString stringWithString:name];
5860
5861         if (NSString *description = [package shortDescription])
5862             description_ = [NSString stringWithString:description];
5863
5864         commercial_ = [package isCommercial];
5865
5866         NSString *label = nil;
5867         bool trusted = false;
5868
5869         if (source != nil) {
5870             label = [source label];
5871             trusted = [source trusted];
5872         } else if ([[package id] isEqualToString:@"firmware"])
5873             label = UCLocalize("APPLE");
5874         else
5875             label = [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("UNKNOWN"), UCLocalize("LOCAL")];
5876
5877         NSString *from(label);
5878
5879         NSString *section = [package simpleSection];
5880         if (section != nil && ![section isEqualToString:label]) {
5881             section = [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
5882             from = [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), from, section];
5883         }
5884
5885         source_ = [NSString stringWithFormat:UCLocalize("FROM"), from];
5886
5887         if (NSString *purpose = [package primaryPurpose])
5888             badge_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Purposes/%@.png", App_, purpose]];
5889
5890         UIColor *color;
5891         NSString *placard;
5892
5893         if (NSString *mode = [package mode]) {
5894             if ([mode isEqualToString:@"REMOVE"] || [mode isEqualToString:@"PURGE"]) {
5895                 color = RemovingColor_;
5896                 placard = @"removing";
5897             } else {
5898                 color = InstallingColor_;
5899                 placard = @"installing";
5900             }
5901         } else {
5902             color = [UIColor whiteColor];
5903
5904             if ([package installed] != nil)
5905                 placard = @"installed";
5906             else
5907                 placard = nil;
5908         }
5909
5910         [content_ setBackgroundColor:color];
5911
5912         if (placard != nil)
5913             placard_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/%@.png", App_, placard]];
5914     }
5915
5916     [self setNeedsDisplay];
5917     [content_ setNeedsDisplay];
5918 }
5919
5920 - (void) drawSummaryContentRect:(CGRect)rect {
5921     bool highlighted(highlighted_);
5922     float width([self bounds].size.width);
5923
5924     if (icon_ != nil) {
5925         CGRect rect;
5926         rect.size = [(UIImage *) icon_ size];
5927
5928         while (rect.size.width > 16 || rect.size.height > 16) {
5929             rect.size.width /= 2;
5930             rect.size.height /= 2;
5931         }
5932
5933         rect.origin.x = 19 - rect.size.width / 2;
5934         rect.origin.y = 19 - rect.size.height / 2;
5935
5936         [icon_ drawInRect:Retina(rect)];
5937     }
5938
5939     if (badge_ != nil) {
5940         CGRect rect;
5941         rect.size = [(UIImage *) badge_ size];
5942
5943         rect.size.width /= 4;
5944         rect.size.height /= 4;
5945
5946         rect.origin.x = 25 - rect.size.width / 2;
5947         rect.origin.y = 25 - rect.size.height / 2;
5948
5949         [badge_ drawInRect:Retina(rect)];
5950     }
5951
5952     if (highlighted && kCFCoreFoundationVersionNumber < 800)
5953         UISetColor(White_);
5954
5955     if (!highlighted)
5956         UISetColor(commercial_ ? Purple_ : Black_);
5957     [name_ drawAtPoint:CGPointMake(36, 8) forWidth:(width - (placard_ == nil ? 68 : 94)) withFont:Font18Bold_ lineBreakMode:NSLineBreakByTruncatingTail];
5958
5959     if (placard_ != nil)
5960         [placard_ drawAtPoint:CGPointMake(width - 52, 11)];
5961 }
5962
5963 - (void) drawNormalContentRect:(CGRect)rect {
5964     bool highlighted(highlighted_);
5965     float width([self bounds].size.width);
5966
5967     if (icon_ != nil) {
5968         CGRect rect;
5969         rect.size = [(UIImage *) icon_ size];
5970
5971         while (rect.size.width > 32 || rect.size.height > 32) {
5972             rect.size.width /= 2;
5973             rect.size.height /= 2;
5974         }
5975
5976         rect.origin.x = 25 - rect.size.width / 2;
5977         rect.origin.y = 25 - rect.size.height / 2;
5978
5979         [icon_ drawInRect:Retina(rect)];
5980     }
5981
5982     if (badge_ != nil) {
5983         CGRect rect;
5984         rect.size = [(UIImage *) badge_ size];
5985
5986         rect.size.width /= 2;
5987         rect.size.height /= 2;
5988
5989         rect.origin.x = 36 - rect.size.width / 2;
5990         rect.origin.y = 36 - rect.size.height / 2;
5991
5992         [badge_ drawInRect:Retina(rect)];
5993     }
5994
5995     if (highlighted && kCFCoreFoundationVersionNumber < 800)
5996         UISetColor(White_);
5997
5998     if (!highlighted)
5999         UISetColor(commercial_ ? Purple_ : Black_);
6000     [name_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - (placard_ == nil ? 80 : 106)) withFont:Font18Bold_ lineBreakMode:NSLineBreakByTruncatingTail];
6001     [source_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:NSLineBreakByTruncatingTail];
6002
6003     if (!highlighted)
6004         UISetColor(commercial_ ? Purplish_ : Gray_);
6005     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:(width - 46) withFont:Font14_ lineBreakMode:NSLineBreakByTruncatingTail];
6006
6007     if (placard_ != nil)
6008         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
6009 }
6010
6011 - (void) drawContentRect:(CGRect)rect {
6012     if (summarized_)
6013         [self drawSummaryContentRect:rect];
6014     else
6015         [self drawNormalContentRect:rect];
6016 }
6017
6018 @end
6019 /* }}} */
6020 /* Section Cell {{{ */
6021 @interface SectionCell : CyteTableViewCell <
6022     CyteTableViewCellDelegate
6023 > {
6024     _H<NSString> basic_;
6025     _H<NSString> section_;
6026     _H<NSString> name_;
6027     _H<NSString> count_;
6028     _H<UIImage> icon_;
6029     _H<UISwitch> switch_;
6030     BOOL editing_;
6031 }
6032
6033 - (void) setSection:(Section *)section editing:(BOOL)editing;
6034
6035 @end
6036
6037 @implementation SectionCell
6038
6039 - (id) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
6040     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
6041         icon_ = [UIImage imageNamed:@"folder.png"];
6042         // XXX: this initial frame is wrong, but is fixed later
6043         switch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(218, 9, 60, 25)] autorelease];
6044         [switch_ addTarget:self action:@selector(onSwitch:) forEvents:UIControlEventValueChanged];
6045
6046         UIView *content([self contentView]);
6047         CGRect bounds([content bounds]);
6048
6049         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
6050         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6051         [content addSubview:content_];
6052         [content_ setBackgroundColor:[UIColor whiteColor]];
6053
6054         [content_ setDelegate:self];
6055     } return self;
6056 }
6057
6058 - (void) onSwitch:(id)sender {
6059     NSMutableDictionary *metadata([Sections_ objectForKey:basic_]);
6060     if (metadata == nil) {
6061         metadata = [NSMutableDictionary dictionaryWithCapacity:2];
6062         [Sections_ setObject:metadata forKey:basic_];
6063     }
6064
6065     [metadata setObject:[NSNumber numberWithBool:([switch_ isOn] == NO)] forKey:@"Hidden"];
6066     Changed_ = true;
6067 }
6068
6069 - (void) setSection:(Section *)section editing:(BOOL)editing {
6070     if (editing != editing_) {
6071         if (editing_)
6072             [switch_ removeFromSuperview];
6073         else
6074             [self addSubview:switch_];
6075         editing_ = editing;
6076     }
6077
6078     basic_ = nil;
6079     section_ = nil;
6080     name_ = nil;
6081     count_ = nil;
6082
6083     if (section == nil) {
6084         name_ = UCLocalize("ALL_PACKAGES");
6085         count_ = nil;
6086     } else {
6087         basic_ = [section name];
6088         section_ = [section localized];
6089
6090         name_  = section_ == nil || [section_ length] == 0 ? UCLocalize("NO_SECTION") : (NSString *) section_;
6091         count_ = [NSString stringWithFormat:@"%zd", [section count]];
6092
6093         if (editing_)
6094             [switch_ setOn:(isSectionVisible(basic_) ? 1 : 0) animated:NO];
6095     }
6096
6097     [self setAccessoryType:editing ? UITableViewCellAccessoryNone : UITableViewCellAccessoryDisclosureIndicator];
6098     [self setSelectionStyle:editing ? UITableViewCellSelectionStyleNone : UITableViewCellSelectionStyleBlue];
6099
6100     [content_ setNeedsDisplay];
6101 }
6102
6103 - (void) setFrame:(CGRect)frame {
6104     [super setFrame:frame];
6105
6106     CGRect rect([switch_ frame]);
6107     [switch_ setFrame:CGRectMake(frame.size.width - rect.size.width - 9, 9, rect.size.width, rect.size.height)];
6108 }
6109
6110 - (NSString *) accessibilityLabel {
6111     return name_;
6112 }
6113
6114 - (void) drawContentRect:(CGRect)rect {
6115     bool highlighted(highlighted_ && !editing_);
6116
6117     [icon_ drawInRect:CGRectMake(7, 7, 32, 32)];
6118
6119     if (highlighted && kCFCoreFoundationVersionNumber < 800)
6120         UISetColor(White_);
6121
6122     float width(rect.size.width);
6123     if (editing_)
6124         width -= 9 + [switch_ frame].size.width;
6125
6126     if (!highlighted)
6127         UISetColor(Black_);
6128     [name_ drawAtPoint:CGPointMake(48, 12) forWidth:(width - 58) withFont:Font18_ lineBreakMode:NSLineBreakByTruncatingTail];
6129
6130     CGSize size = [count_ sizeWithFont:Font14_];
6131
6132     UISetColor(Folder_);
6133     if (count_ != nil)
6134         [count_ drawAtPoint:CGPointMake(Retina(10 + (30 - size.width) / 2), 18) withFont:Font12Bold_];
6135 }
6136
6137 @end
6138 /* }}} */
6139
6140 /* File Table {{{ */
6141 @interface FileTable : CyteViewController <
6142     UITableViewDataSource,
6143     UITableViewDelegate
6144 > {
6145     _transient Database *database_;
6146     _H<Package> package_;
6147     _H<NSString> name_;
6148     _H<NSMutableArray> files_;
6149     _H<UITableView, 2> list_;
6150 }
6151
6152 - (id) initWithDatabase:(Database *)database;
6153 - (void) setPackage:(Package *)package;
6154
6155 @end
6156
6157 @implementation FileTable
6158
6159 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
6160     return files_ == nil ? 0 : [files_ count];
6161 }
6162
6163 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
6164     return 24.0f;
6165 }*/
6166
6167 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
6168     static NSString *reuseIdentifier = @"Cell";
6169
6170     UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
6171     if (cell == nil) {
6172         cell = [[[UITableViewCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
6173         [cell setFont:[UIFont systemFontOfSize:16]];
6174     }
6175     [cell setText:[files_ objectAtIndex:indexPath.row]];
6176     [cell setSelectionStyle:UITableViewCellSelectionStyleNone];
6177
6178     return cell;
6179 }
6180
6181 - (NSURL *) navigationURL {
6182     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/files", [package_ id]]];
6183 }
6184
6185 - (void) loadView {
6186     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease];
6187     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6188     [list_ setRowHeight:24.0f];
6189     [(UITableView *) list_ setDataSource:self];
6190     [list_ setDelegate:self];
6191     [self setView:list_];
6192 }
6193
6194 - (void) viewDidLoad {
6195     [super viewDidLoad];
6196
6197     [[self navigationItem] setTitle:UCLocalize("INSTALLED_FILES")];
6198 }
6199
6200 - (void) releaseSubviews {
6201     list_ = nil;
6202
6203     package_ = nil;
6204     files_ = nil;
6205
6206     [super releaseSubviews];
6207 }
6208
6209 - (id) initWithDatabase:(Database *)database {
6210     if ((self = [super init]) != nil) {
6211         database_ = database;
6212     } return self;
6213 }
6214
6215 - (void) setPackage:(Package *)package {
6216     package_ = nil;
6217     name_ = nil;
6218
6219     files_ = [NSMutableArray arrayWithCapacity:32];
6220
6221     if (package != nil) {
6222         package_ = package;
6223         name_ = [package id];
6224
6225         if (NSArray *files = [package files])
6226             [files_ addObjectsFromArray:files];
6227
6228         if ([files_ count] != 0) {
6229             if ([[files_ objectAtIndex:0] isEqualToString:@"/."])
6230                 [files_ removeObjectAtIndex:0];
6231             [files_ sortUsingSelector:@selector(compareByPath:)];
6232
6233             NSMutableArray *stack = [NSMutableArray arrayWithCapacity:8];
6234             [stack addObject:@"/"];
6235
6236             for (int i(0), e([files_ count]); i != e; ++i) {
6237                 NSString *file = [files_ objectAtIndex:i];
6238                 while (![file hasPrefix:[stack lastObject]])
6239                     [stack removeLastObject];
6240                 NSString *directory = [stack lastObject];
6241                 [stack addObject:[file stringByAppendingString:@"/"]];
6242                 [files_ replaceObjectAtIndex:i withObject:[NSString stringWithFormat:@"%*s%@",
6243                     ([stack count] - 2) * 3, "",
6244                     [file substringFromIndex:[directory length]]
6245                 ]];
6246             }
6247         }
6248     }
6249
6250     [list_ reloadData];
6251 }
6252
6253 - (void) reloadData {
6254     [super reloadData];
6255
6256     [self setPackage:[database_ packageWithName:name_]];
6257 }
6258
6259 @end
6260 /* }}} */
6261 /* Package Controller {{{ */
6262 @interface CYPackageController : CydiaWebViewController <
6263     UIActionSheetDelegate
6264 > {
6265     _transient Database *database_;
6266     _H<Package> package_;
6267     _H<NSString> name_;
6268     bool commercial_;
6269     std::vector<std::pair<_H<NSString>, _H<NSString>>> buttons_;
6270     _H<UIBarButtonItem> button_;
6271 }
6272
6273 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name withReferrer:(NSString *)referrer;
6274
6275 @end
6276
6277 @implementation CYPackageController
6278
6279 - (NSURL *) navigationURL {
6280     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@", (id) name_]];
6281 }
6282
6283 - (void) _clickButtonWithName:(NSString *)name {
6284     if ([name isEqualToString:@"CLEAR"])
6285         [delegate_ clearPackage:package_];
6286     else if ([name isEqualToString:@"INSTALL"])
6287         [delegate_ installPackage:package_];
6288     else if ([name isEqualToString:@"REINSTALL"])
6289         [delegate_ installPackage:package_];
6290     else if ([name isEqualToString:@"REMOVE"])
6291         [delegate_ removePackage:package_];
6292     else if ([name isEqualToString:@"UPGRADE"])
6293         [delegate_ installPackage:package_];
6294     else _assert(false);
6295 }
6296
6297 - (void) actionSheet:(UIActionSheet *)sheet clickedButtonAtIndex:(NSInteger)button {
6298     NSString *context([sheet context]);
6299
6300     if ([context isEqualToString:@"modify"]) {
6301         if (button != [sheet cancelButtonIndex]) {
6302             [self performSelector:@selector(_clickButtonWithName:) withObject:buttons_[button].first afterDelay:0];
6303         }
6304
6305         [sheet dismissWithClickedButtonIndex:-1 animated:YES];
6306     }
6307 }
6308
6309 - (bool) _allowJavaScriptPanel {
6310     return commercial_;
6311 }
6312
6313 #if !AlwaysReload
6314 - (void) _customButtonClicked {
6315     size_t count(buttons_.size());
6316     if (count == 0)
6317         return;
6318
6319     if (count == 1)
6320         [self _clickButtonWithName:buttons_[0].first];
6321     else {
6322         NSMutableArray *buttons = [NSMutableArray arrayWithCapacity:count];
6323         for (const auto &button : buttons_)
6324             [buttons addObject:button.second];
6325
6326         UIActionSheet *sheet = [[[UIActionSheet alloc]
6327             initWithTitle:nil
6328             delegate:self
6329             cancelButtonTitle:nil
6330             destructiveButtonTitle:nil
6331             otherButtonTitles:nil
6332         ] autorelease];
6333
6334         for (NSString *button in buttons) [sheet addButtonWithTitle:button];
6335         if (!IsWildcat_) {
6336            [sheet addButtonWithTitle:UCLocalize("CANCEL")];
6337            [sheet setCancelButtonIndex:[sheet numberOfButtons] - 1];
6338         }
6339         [sheet setContext:@"modify"];
6340
6341         [delegate_ showActionSheet:sheet fromItem:[[self navigationItem] rightBarButtonItem]];
6342     }
6343 }
6344
6345 - (void) reloadButtonClicked {
6346     if (commercial_ && function_ == nil && [package_ uninstalled])
6347         return;
6348     [self customButtonClicked];
6349 }
6350
6351 - (void) applyLoadingTitle {
6352     // Don't show "Loading" as the title. Ever.
6353 }
6354
6355 - (UIBarButtonItem *) rightButton {
6356     return button_;
6357 }
6358 #endif
6359
6360 - (void) setPageColor:(UIColor *)color {
6361     return [super setPageColor:nil];
6362 }
6363
6364 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name withReferrer:(NSString *)referrer {
6365     if ((self = [super init]) != nil) {
6366         database_ = database;
6367         name_ = name == nil ? @"" : [NSString stringWithString:name];
6368         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/package/%@", UI_, (id) name_]] withReferrer:referrer];
6369     } return self;
6370 }
6371
6372 - (void) reloadData {
6373     [super reloadData];
6374
6375     package_ = [database_ packageWithName:name_];
6376
6377     buttons_.clear();
6378
6379     if (package_ != nil) {
6380         [(Package *) package_ parse];
6381
6382         commercial_ = [package_ isCommercial];
6383
6384         if ([package_ mode] != nil)
6385             buttons_.push_back(std::make_pair(@"CLEAR", UCLocalize("CLEAR")));
6386         if ([package_ source] == nil);
6387         else if ([package_ upgradableAndEssential:NO])
6388             buttons_.push_back(std::make_pair(@"UPGRADE", UCLocalize("UPGRADE")));
6389         else if ([package_ uninstalled])
6390             buttons_.push_back(std::make_pair(@"INSTALL", UCLocalize("INSTALL")));
6391         else
6392             buttons_.push_back(std::make_pair(@"REINSTALL", UCLocalize("REINSTALL")));
6393         if (![package_ uninstalled])
6394             buttons_.push_back(std::make_pair(@"REMOVE", UCLocalize("REMOVE")));
6395     }
6396
6397     NSString *title;
6398     switch (buttons_.size()) {
6399         case 0: title = nil; break;
6400         case 1: title = buttons_[0].second; break;
6401         default: title = UCLocalize("MODIFY"); break;
6402     }
6403
6404     button_ = [[[UIBarButtonItem alloc]
6405         initWithTitle:title
6406         style:UIBarButtonItemStylePlain
6407         target:self
6408         action:@selector(customButtonClicked)
6409     ] autorelease];
6410 }
6411
6412 - (bool) isLoading {
6413     return commercial_ ? [super isLoading] : false;
6414 }
6415
6416 @end
6417 /* }}} */
6418
6419 /* Package List Controller {{{ */
6420 @interface PackageListController : CyteViewController <
6421     UITableViewDataSource,
6422     UITableViewDelegate
6423 > {
6424     _transient Database *database_;
6425     unsigned era_;
6426     _H<NSArray> packages_;
6427     _H<NSArray> sections_;
6428     _H<UITableView, 2> list_;
6429
6430     _H<NSArray> thumbs_;
6431     std::vector<NSInteger> offset_;
6432
6433     _H<NSString> title_;
6434     unsigned reloading_;
6435 }
6436
6437 - (id) initWithDatabase:(Database *)database title:(NSString *)title;
6438 - (void) setDelegate:(id)delegate;
6439 - (void) resetCursor;
6440 - (void) clearData;
6441
6442 - (NSArray *) sectionsForPackages:(NSMutableArray *)packages;
6443
6444 @end
6445
6446 @implementation PackageListController
6447
6448 - (NSURL *) referrerURL {
6449     return [self navigationURL];
6450 }
6451
6452 - (bool) isSummarized {
6453     return false;
6454 }
6455
6456 - (bool) showsSections {
6457     return true;
6458 }
6459
6460 - (void) deselectWithAnimation:(BOOL)animated {
6461     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
6462 }
6463
6464 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration curve:(UIViewAnimationCurve)curve {
6465     CGRect base = [[self view] bounds];
6466     base.size.height -= bounds.size.height;
6467     base.origin = [list_ frame].origin;
6468
6469     [UIView beginAnimations:nil context:NULL];
6470     [UIView setAnimationBeginsFromCurrentState:YES];
6471     [UIView setAnimationCurve:curve];
6472     [UIView setAnimationDuration:duration];
6473     [list_ setFrame:base];
6474     [UIView commitAnimations];
6475 }
6476
6477 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration {
6478     [self resizeForKeyboardBounds:bounds duration:duration curve:UIViewAnimationCurveLinear];
6479 }
6480
6481 - (void) resizeForKeyboardBounds:(CGRect)bounds {
6482     [self resizeForKeyboardBounds:bounds duration:0];
6483 }
6484
6485 - (void) getKeyboardCurve:(UIViewAnimationCurve *)curve duration:(NSTimeInterval *)duration forNotification:(NSNotification *)notification {
6486     if (&UIKeyboardAnimationCurveUserInfoKey == NULL)
6487         *curve = UIViewAnimationCurveEaseInOut;
6488     else
6489         [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:curve];
6490
6491     if (&UIKeyboardAnimationDurationUserInfoKey == NULL)
6492         *duration = 0.3;
6493     else
6494         [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:duration];
6495 }
6496
6497 - (void) keyboardWillShow:(NSNotification *)notification {
6498     CGRect bounds;
6499     CGPoint center;
6500     [[[notification userInfo] objectForKey:UIKeyboardBoundsUserInfoKey] getValue:&bounds];
6501     [[[notification userInfo] objectForKey:UIKeyboardCenterEndUserInfoKey] getValue:&center];
6502
6503     NSTimeInterval duration;
6504     UIViewAnimationCurve curve;
6505     [self getKeyboardCurve:&curve duration:&duration forNotification:notification];
6506
6507     CGRect kbframe = CGRectMake(Retina(center.x - bounds.size.width / 2), Retina(center.y - bounds.size.height / 2), bounds.size.width, bounds.size.height);
6508     UIViewController *base = self;
6509     while ([base parentOrPresentingViewController] != nil)
6510         base = [base parentOrPresentingViewController];
6511     CGRect viewframe = [[base view] convertRect:[list_ frame] fromView:[list_ superview]];
6512     CGRect intersection = CGRectIntersection(viewframe, kbframe);
6513
6514     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
6515         intersection.size.height += CYStatusBarHeight();
6516
6517     [self resizeForKeyboardBounds:intersection duration:duration curve:curve];
6518 }
6519
6520 - (void) keyboardWillHide:(NSNotification *)notification {
6521     NSTimeInterval duration;
6522     UIViewAnimationCurve curve;
6523     [self getKeyboardCurve:&curve duration:&duration forNotification:notification];
6524
6525     [self resizeForKeyboardBounds:CGRectZero duration:duration curve:curve];
6526 }
6527
6528 - (void) viewWillAppear:(BOOL)animated {
6529     [super viewWillAppear:animated];
6530
6531     [self resizeForKeyboardBounds:CGRectZero];
6532     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillShow:) name:UIKeyboardWillShowNotification object:nil];
6533     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillHide:) name:UIKeyboardWillHideNotification object:nil];
6534 }
6535
6536 - (void) viewWillDisappear:(BOOL)animated {
6537     [super viewWillDisappear:animated];
6538
6539     [self resizeForKeyboardBounds:CGRectZero];
6540     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillShowNotification object:nil];
6541     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillHideNotification object:nil];
6542 }
6543
6544 - (void) viewDidAppear:(BOOL)animated {
6545     [super viewDidAppear:animated];
6546     [self deselectWithAnimation:animated];
6547 }
6548
6549 - (void) didSelectPackage:(Package *)package {
6550     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id] withReferrer:[[self referrerURL] absoluteString]] autorelease]);
6551     [view setDelegate:delegate_];
6552     [[self navigationController] pushViewController:view animated:YES];
6553 }
6554
6555 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
6556     NSInteger count([sections_ count]);
6557     return count == 0 ? 1 : count;
6558 }
6559
6560 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
6561     if ([sections_ count] == 0 || [[sections_ objectAtIndex:section] count] == 0)
6562         return nil;
6563     return [[sections_ objectAtIndex:section] name];
6564 }
6565
6566 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
6567     if ([sections_ count] == 0)
6568         return 0;
6569     return [[sections_ objectAtIndex:section] count];
6570 }
6571
6572 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
6573 @synchronized (database_) {
6574     if ([database_ era] != era_)
6575         return nil;
6576
6577     Section *section([sections_ objectAtIndex:[path section]]);
6578     NSInteger row([path row]);
6579     Package *package([packages_ objectAtIndex:([section row] + row)]);
6580     return [[package retain] autorelease];
6581 } }
6582
6583 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
6584     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
6585     if (cell == nil)
6586         cell = [[[PackageCell alloc] init] autorelease];
6587
6588     Package *package([database_ packageWithName:[[self packageAtIndexPath:path] id]]);
6589     [cell setPackage:package asSummary:[self isSummarized]];
6590     return cell;
6591 }
6592
6593 - (void) tableView:(UITableView *)table didSelectRowAtIndexPath:(NSIndexPath *)path {
6594     Package *package([self packageAtIndexPath:path]);
6595     package = [database_ packageWithName:[package id]];
6596     [self didSelectPackage:package];
6597 }
6598
6599 - (NSArray *) sectionIndexTitlesForTableView:(UITableView *)tableView {
6600     return thumbs_;
6601 }
6602
6603 - (NSInteger) tableView:(UITableView *)tableView sectionForSectionIndexTitle:(NSString *)title atIndex:(NSInteger)index {
6604     return offset_[index];
6605 }
6606
6607 - (void) updateHeight {
6608     [list_ setRowHeight:([self isSummarized] ? 38 : 73)];
6609 }
6610
6611 - (id) initWithDatabase:(Database *)database title:(NSString *)title {
6612     if ((self = [super init]) != nil) {
6613         database_ = database;
6614         title_ = [title copy];
6615         [[self navigationItem] setTitle:title_];
6616     } return self;
6617 }
6618
6619 - (void) loadView {
6620     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
6621     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
6622     [self setView:view];
6623
6624     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain] autorelease];
6625     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6626     [view addSubview:list_];
6627
6628     // XXX: is 20 the most optimal number here?
6629     [list_ setSectionIndexMinimumDisplayRowCount:20];
6630
6631     [(UITableView *) list_ setDataSource:self];
6632     [list_ setDelegate:self];
6633
6634     [self updateHeight];
6635 }
6636
6637 - (void) releaseSubviews {
6638     list_ = nil;
6639
6640     packages_ = nil;
6641     sections_ = nil;
6642
6643     thumbs_ = nil;
6644     offset_.clear();
6645
6646     [super releaseSubviews];
6647 }
6648
6649 - (void) setDelegate:(id)delegate {
6650     delegate_ = delegate;
6651 }
6652
6653 - (bool) shouldYield {
6654     return false;
6655 }
6656
6657 - (bool) shouldBlock {
6658     return false;
6659 }
6660
6661 - (NSMutableArray *) _reloadPackages {
6662 @synchronized (database_) {
6663     era_ = [database_ era];
6664     NSArray *packages([database_ packages]);
6665
6666     return [NSMutableArray arrayWithArray:packages];
6667 } }
6668
6669 - (void) _reloadData {
6670     if (reloading_ != 0) {
6671         reloading_ = 2;
6672         return;
6673     }
6674
6675     NSMutableArray *packages;
6676
6677   reload:
6678     if ([self shouldYield]) {
6679         do {
6680             UIProgressHUD *hud;
6681
6682             if (![self shouldBlock])
6683                 hud = nil;
6684             else {
6685                 hud = [delegate_ addProgressHUD];
6686                 [hud setText:UCLocalize("LOADING")];
6687             }
6688
6689             reloading_ = 1;
6690             packages = [self yieldToSelector:@selector(_reloadPackages)];
6691
6692             if (hud != nil)
6693                 [delegate_ removeProgressHUD:hud];
6694         } while (reloading_ == 2);
6695     } else {
6696         packages = [self _reloadPackages];
6697     }
6698
6699 @synchronized (database_) {
6700     if (era_ != [database_ era])
6701         goto reload;
6702     reloading_ = 0;
6703
6704     thumbs_ = nil;
6705     offset_.clear();
6706
6707     packages_ = packages;
6708
6709     if ([self showsSections])
6710         sections_ = [self sectionsForPackages:packages];
6711     else {
6712         Section *section([[[Section alloc] initWithName:nil row:0 localize:NO] autorelease]);
6713         [section setCount:[packages_ count]];
6714         sections_ = [NSArray arrayWithObject:section];
6715     }
6716
6717     [self updateHeight];
6718
6719     _profile(PackageTable$reloadData$List)
6720         [(UITableView *) list_ setDataSource:self];
6721         [list_ reloadData];
6722     _end
6723 }
6724
6725     PrintTimes();
6726 }
6727
6728 - (NSArray *) sectionsForPackages:(NSMutableArray *)packages {
6729     Section *prefix([[[Section alloc] initWithName:nil row:0 localize:NO] autorelease]);
6730     size_t end([packages count]);
6731
6732     NSMutableArray *sections([NSMutableArray arrayWithCapacity:16]);
6733     Section *section(prefix);
6734
6735     thumbs_ = CollationThumbs_;
6736     offset_ = CollationOffset_;
6737
6738     size_t offset(0);
6739     size_t offsets([CollationStarts_ count]);
6740
6741     NSString *start([CollationStarts_ objectAtIndex:offset]);
6742     size_t length([start length]);
6743
6744     for (size_t index(0); index != end; ++index) {
6745         if (start != nil) {
6746             Package *package([packages objectAtIndex:index]);
6747             NSString *name(PackageName(package, @selector(cyname)));
6748
6749             //while ([start compare:name options:NSNumericSearch range:NSMakeRange(0, length) locale:CollationLocale_] != NSOrderedDescending) {
6750             while (StringNameCompare(start, name, length) != kCFCompareGreaterThan) {
6751                 NSString *title([CollationTitles_ objectAtIndex:offset]);
6752                 section = [[[Section alloc] initWithName:title row:index localize:NO] autorelease];
6753                 [sections addObject:section];
6754
6755                 start = ++offset == offsets ? nil : [CollationStarts_ objectAtIndex:offset];
6756                 if (start == nil)
6757                     break;
6758                 length = [start length];
6759             }
6760         }
6761
6762         [section addToCount];
6763     }
6764
6765     for (; offset != offsets; ++offset) {
6766         NSString *title([CollationTitles_ objectAtIndex:offset]);
6767         Section *section([[[Section alloc] initWithName:title row:end localize:NO] autorelease]);
6768         [sections addObject:section];
6769     }
6770
6771     if ([prefix count] != 0) {
6772         Section *suffix([sections lastObject]);
6773         [prefix setName:[suffix name]];
6774         [suffix setName:nil];
6775         [sections insertObject:prefix atIndex:(offsets - 1)];
6776     }
6777
6778     return sections;
6779 }
6780
6781 - (void) reloadData {
6782     [super reloadData];
6783
6784     if ([self shouldYield])
6785         [self performSelector:@selector(_reloadData) withObject:nil afterDelay:0];
6786     else
6787         [self _reloadData];
6788 }
6789
6790 - (void) resetCursor {
6791     [list_ scrollRectToVisible:CGRectMake(0, 0, 1, 1) animated:NO];
6792 }
6793
6794 - (void) clearData {
6795     [self updateHeight];
6796
6797     [list_ setDataSource:nil];
6798     [list_ reloadData];
6799
6800     [self resetCursor];
6801 }
6802
6803 @end
6804 /* }}} */
6805 /* Filtered Package List Controller {{{ */
6806 typedef Function<bool, Package *> PackageFilter;
6807 typedef Function<void, NSMutableArray *> PackageSorter;
6808 @interface FilteredPackageListController : PackageListController {
6809     PackageFilter filter_;
6810     PackageSorter sorter_;
6811 }
6812
6813 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(PackageFilter)filter;
6814
6815 - (void) setFilter:(PackageFilter)filter;
6816 - (void) setSorter:(PackageSorter)sorter;
6817
6818 @end
6819
6820 @implementation FilteredPackageListController
6821
6822 - (void) setFilter:(PackageFilter)filter {
6823 @synchronized (self) {
6824     filter_ = filter;
6825 } }
6826
6827 - (void) setSorter:(PackageSorter)sorter {
6828 @synchronized (self) {
6829     sorter_ = sorter;
6830 } }
6831
6832 - (NSMutableArray *) _reloadPackages {
6833 @synchronized (database_) {
6834     era_ = [database_ era];
6835
6836     NSArray *packages([database_ packages]);
6837     NSMutableArray *filtered([NSMutableArray arrayWithCapacity:[packages count]]);
6838
6839     PackageFilter filter;
6840     PackageSorter sorter;
6841
6842     @synchronized (self) {
6843         filter = filter_;
6844         sorter = sorter_;
6845     }
6846
6847     _profile(PackageTable$reloadData$Filter)
6848         for (Package *package in packages)
6849             if ([package valid] && filter(package))
6850                 [filtered addObject:package];
6851     _end
6852
6853     if (sorter)
6854         sorter(filtered);
6855     return filtered;
6856 } }
6857
6858 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(PackageFilter)filter {
6859     if ((self = [super initWithDatabase:database title:title]) != nil) {
6860         [self setFilter:filter];
6861     } return self;
6862 }
6863
6864 @end
6865 /* }}} */
6866
6867 /* Home Controller {{{ */
6868 @interface HomeController : CydiaWebViewController {
6869     CFRunLoopRef runloop_;
6870     SCNetworkReachabilityRef reachability_;
6871 }
6872
6873 @end
6874
6875 @implementation HomeController
6876
6877 static void HomeControllerReachabilityCallback(SCNetworkReachabilityRef reachability, SCNetworkReachabilityFlags flags, void *info) {
6878     [(HomeController *) info dispatchEvent:@"CydiaReachabilityCallback"];
6879 }
6880
6881 - (id) init {
6882     if ((self = [super init]) != nil) {
6883         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/home/", UI_]]];
6884         [self reloadData];
6885
6886         reachability_ = SCNetworkReachabilityCreateWithName(kCFAllocatorDefault, "cydia.saurik.com");
6887         if (reachability_ != NULL) {
6888             SCNetworkReachabilityContext context = {0, self, NULL, NULL, NULL};
6889             SCNetworkReachabilitySetCallback(reachability_, HomeControllerReachabilityCallback, &context);
6890
6891             CFRunLoopRef runloop(CFRunLoopGetCurrent());
6892             if (SCNetworkReachabilityScheduleWithRunLoop(reachability_, runloop, kCFRunLoopDefaultMode))
6893                 runloop_ = runloop;
6894         }
6895     } return self;
6896 }
6897
6898 - (void) dealloc {
6899     if (reachability_ != NULL && runloop_ != NULL)
6900         SCNetworkReachabilityUnscheduleFromRunLoop(reachability_, runloop_, kCFRunLoopDefaultMode);
6901     [super dealloc];
6902 }
6903
6904 - (NSURL *) navigationURL {
6905     return [NSURL URLWithString:@"cydia://home"];
6906 }
6907
6908 - (void) aboutButtonClicked {
6909     UIAlertView *alert([[[UIAlertView alloc] init] autorelease]);
6910
6911     [alert setTitle:UCLocalize("ABOUT_CYDIA")];
6912     [alert addButtonWithTitle:UCLocalize("CLOSE")];
6913     [alert setCancelButtonIndex:0];
6914
6915     [alert setMessage:
6916         @"Copyright \u00a9 2008-2014\n"
6917         "SaurikIT, LLC\n"
6918         "\n"
6919         "Jay Freeman (saurik)\n"
6920         "saurik@saurik.com\n"
6921         "http://www.saurik.com/"
6922     ];
6923
6924     [alert show];
6925 }
6926
6927 - (UIBarButtonItem *) leftButton {
6928     return [[[UIBarButtonItem alloc]
6929         initWithTitle:UCLocalize("ABOUT")
6930         style:UIBarButtonItemStylePlain
6931         target:self
6932         action:@selector(aboutButtonClicked)
6933     ] autorelease];
6934 }
6935
6936 @end
6937 /* }}} */
6938
6939 /* Cydia Navigation Controller Interface {{{ */
6940 @interface UINavigationController (Cydia)
6941
6942 - (NSArray *) navigationURLCollection;
6943 - (void) unloadData;
6944
6945 @end
6946 /* }}} */
6947
6948 /* Cydia Tab Bar Controller {{{ */
6949 @interface CydiaTabBarController : CyteTabBarController <
6950     UITabBarControllerDelegate,
6951     FetchDelegate
6952 > {
6953     _transient Database *database_;
6954
6955     _H<UIActivityIndicatorView> indicator_;
6956
6957     bool updating_;
6958     // XXX: ok, "updatedelegate_"?...
6959     _transient NSObject<CydiaDelegate> *updatedelegate_;
6960 }
6961
6962 - (NSArray *) navigationURLCollection;
6963 - (void) beginUpdate;
6964 - (BOOL) updating;
6965
6966 @end
6967
6968 @implementation CydiaTabBarController
6969
6970 - (NSArray *) navigationURLCollection {
6971     NSMutableArray *items([NSMutableArray array]);
6972
6973     // XXX: Should this deal with transient view controllers?
6974     for (id navigation in [self viewControllers]) {
6975         NSArray *stack = [navigation performSelector:@selector(navigationURLCollection)];
6976         if (stack != nil)
6977             [items addObject:stack];
6978     }
6979
6980     return items;
6981 }
6982
6983 - (id) initWithDatabase:(Database *)database {
6984     if ((self = [super init]) != nil) {
6985         database_ = database;
6986         [self setDelegate:self];
6987
6988         indicator_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteTiny] autorelease];
6989         [indicator_ setOrigin:CGPointMake(kCFCoreFoundationVersionNumber >= 800 ? 2 : 4, 2)];
6990
6991         [[self view] setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6992     } return self;
6993 }
6994
6995 - (void) setUpdate:(NSDate *)date {
6996     [self beginUpdate];
6997 }
6998
6999 - (void) beginUpdate {
7000     if (updating_)
7001         return;
7002
7003     UIViewController *controller([[self viewControllers] objectAtIndex:1]);
7004     UITabBarItem *item([controller tabBarItem]);
7005
7006     [item setBadgeValue:@""];
7007     UIView *badge(MSHookIvar<UIView *>([item view], "_badge"));
7008
7009     [indicator_ startAnimating];
7010     [badge addSubview:indicator_];
7011
7012     [updatedelegate_ retainNetworkActivityIndicator];
7013     updating_ = true;
7014
7015     [NSThread
7016         detachNewThreadSelector:@selector(performUpdate)
7017         toTarget:self
7018         withObject:nil
7019     ];
7020 }
7021
7022 - (void) performUpdate {
7023     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
7024
7025     SourceStatus status(self, database_);
7026     [database_ updateWithStatus:status];
7027
7028     [self
7029         performSelectorOnMainThread:@selector(completeUpdate)
7030         withObject:nil
7031         waitUntilDone:NO
7032     ];
7033
7034     [pool release];
7035 }
7036
7037 - (void) stopUpdateWithSelector:(SEL)selector {
7038     updating_ = false;
7039     [updatedelegate_ releaseNetworkActivityIndicator];
7040
7041     UIViewController *controller([[self viewControllers] objectAtIndex:1]);
7042     [[controller tabBarItem] setBadgeValue:nil];
7043
7044     [indicator_ removeFromSuperview];
7045     [indicator_ stopAnimating];
7046
7047     [updatedelegate_ performSelector:selector withObject:nil afterDelay:0];
7048 }
7049
7050 - (void) completeUpdate {
7051     if (!updating_)
7052         return;
7053     [self stopUpdateWithSelector:@selector(reloadData)];
7054 }
7055
7056 - (void) cancelUpdate {
7057     [self stopUpdateWithSelector:@selector(updateDataAndLoad)];
7058 }
7059
7060 - (void) cancelPressed {
7061     [self cancelUpdate];
7062 }
7063
7064 - (BOOL) updating {
7065     return updating_;
7066 }
7067
7068 - (bool) isSourceCancelled {
7069     return !updating_;
7070 }
7071
7072 - (void) startSourceFetch:(NSString *)uri {
7073 }
7074
7075 - (void) stopSourceFetch:(NSString *)uri {
7076 }
7077
7078 - (void) setUpdateDelegate:(id)delegate {
7079     updatedelegate_ = delegate;
7080 }
7081
7082 @end
7083 /* }}} */
7084
7085 /* Cydia Navigation Controller Implementation {{{ */
7086 @implementation UINavigationController (Cydia)
7087
7088 - (NSArray *) navigationURLCollection {
7089     NSMutableArray *stack([NSMutableArray array]);
7090
7091     for (CyteViewController *controller in [self viewControllers]) {
7092         NSString *url = [[controller navigationURL] absoluteString];
7093         if (url != nil)
7094             [stack addObject:url];
7095     }
7096
7097     return stack;
7098 }
7099
7100 - (void) reloadData {
7101     [super reloadData];
7102
7103     UIViewController *visible([self visibleViewController]);
7104     if (visible != nil)
7105         [visible reloadData];
7106
7107     // on the iPad, this view controller is ALSO visible. :(
7108     if (IsWildcat_)
7109         if (UIViewController *top = [self topViewController])
7110             if (top != visible)
7111                 [top reloadData];
7112 }
7113
7114 - (void) unloadData {
7115     for (CyteViewController *page in [self viewControllers])
7116         [page unloadData];
7117
7118     [super unloadData];
7119 }
7120
7121 @end
7122 /* }}} */
7123
7124 /* Cydia:// Protocol {{{ */
7125 @interface CydiaURLProtocol : NSURLProtocol {
7126 }
7127
7128 @end
7129
7130 @implementation CydiaURLProtocol
7131
7132 + (BOOL) canInitWithRequest:(NSURLRequest *)request {
7133     NSURL *url([request URL]);
7134     if (url == nil)
7135         return NO;
7136
7137     NSString *scheme([[url scheme] lowercaseString]);
7138     if (scheme != nil && [scheme isEqualToString:@"cydia"])
7139         return YES;
7140     if ([[url absoluteString] hasPrefix:@"about:cydia-"])
7141         return YES;
7142
7143     return NO;
7144 }
7145
7146 + (NSURLRequest *) canonicalRequestForRequest:(NSURLRequest *)request {
7147     return request;
7148 }
7149
7150 - (void) _returnPNGWithImage:(UIImage *)icon forRequest:(NSURLRequest *)request {
7151     id<NSURLProtocolClient> client([self client]);
7152     if (icon == nil)
7153         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorFileDoesNotExist userInfo:nil]];
7154     else {
7155         NSData *data(UIImagePNGRepresentation(icon));
7156
7157         NSURLResponse *response([[[NSURLResponse alloc] initWithURL:[request URL] MIMEType:@"image/png" expectedContentLength:-1 textEncodingName:nil] autorelease]);
7158         [client URLProtocol:self didReceiveResponse:response cacheStoragePolicy:NSURLCacheStorageNotAllowed];
7159         [client URLProtocol:self didLoadData:data];
7160         [client URLProtocolDidFinishLoading:self];
7161     }
7162 }
7163
7164 - (void) startLoading {
7165     id<NSURLProtocolClient> client([self client]);
7166     NSURLRequest *request([self request]);
7167
7168     NSURL *url([request URL]);
7169     NSString *href([url absoluteString]);
7170     NSString *scheme([[url scheme] lowercaseString]);
7171
7172     NSString *path;
7173
7174     if ([scheme isEqualToString:@"cydia"])
7175         path = [href substringFromIndex:8];
7176     else if ([scheme isEqualToString:@"about"])
7177         path = [href substringFromIndex:12];
7178     else _assert(false);
7179
7180     NSRange slash([path rangeOfString:@"/"]);
7181
7182     NSString *command;
7183     if (slash.location == NSNotFound) {
7184         command = path;
7185         path = nil;
7186     } else {
7187         command = [path substringToIndex:slash.location];
7188         path = [path substringFromIndex:(slash.location + 1)];
7189     }
7190
7191     Database *database([Database sharedInstance]);
7192
7193     if ([command isEqualToString:@"package-icon"]) {
7194         if (path == nil)
7195             goto fail;
7196         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7197         Package *package([database packageWithName:path]);
7198         if (package == nil)
7199             goto fail;
7200         [package parse];
7201         UIImage *icon([package icon]);
7202         [self _returnPNGWithImage:icon forRequest:request];
7203     } else if ([command isEqualToString:@"uikit-image"]) {
7204         if (path == nil)
7205             goto fail;
7206         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7207         UIImage *icon(_UIImageWithName(path));
7208         [self _returnPNGWithImage:icon forRequest:request];
7209     } else if ([command isEqualToString:@"section-icon"]) {
7210         if (path == nil)
7211             goto fail;
7212         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7213         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, [path stringByReplacingOccurrencesOfString:@" " withString:@"_"]]]);
7214         if (icon == nil)
7215             icon = [UIImage imageNamed:@"unknown.png"];
7216         [self _returnPNGWithImage:icon forRequest:request];
7217     } else fail: {
7218         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorResourceUnavailable userInfo:nil]];
7219     }
7220 }
7221
7222 - (void) stopLoading {
7223 }
7224
7225 @end
7226 /* }}} */
7227
7228 /* Section Controller {{{ */
7229 @interface SectionController : FilteredPackageListController {
7230     _H<NSString> key_;
7231     _H<NSString> section_;
7232 }
7233
7234 - (id) initWithDatabase:(Database *)database source:(Source *)source section:(NSString *)section;
7235
7236 @end
7237
7238 @implementation SectionController
7239
7240 - (NSURL *) referrerURL {
7241     NSString *name(section_);
7242     name = name ?: @"*";
7243     NSString *key(key_);
7244     key = key ?: @"*";
7245     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/sections/%@/%@", UI_, [key stringByAddingPercentEscapesIncludingReserved], [name stringByAddingPercentEscapesIncludingReserved]]];
7246 }
7247
7248 - (NSURL *) navigationURL {
7249     NSString *name(section_);
7250     name = name ?: @"*";
7251     NSString *key(key_);
7252     key = key ?: @"*";
7253     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sections/%@/%@", [key stringByAddingPercentEscapesIncludingReserved], [name stringByAddingPercentEscapesIncludingReserved]]];
7254 }
7255
7256 - (id) initWithDatabase:(Database *)database source:(Source *)source section:(NSString *)section {
7257     NSString *title;
7258     if (section == nil)
7259         title = UCLocalize("ALL_PACKAGES");
7260     else if (![section isEqual:@""])
7261         title = [[NSBundle mainBundle] localizedStringForKey:Simplify(section) value:nil table:@"Sections"];
7262     else
7263         title = UCLocalize("NO_SECTION");
7264
7265     if ((self = [super initWithDatabase:database title:title]) != nil) {
7266         key_ = [source key];
7267         section_ = section;
7268     } return self;
7269 }
7270
7271 - (void) reloadData {
7272     Source *source([database_ sourceWithKey:key_]);
7273     _H<NSString> name(section_);
7274
7275     [self setFilter:[=](Package *package) {
7276         NSString *section([package section]);
7277
7278         return (
7279             name == nil ||
7280             section == nil && [name length] == 0 ||
7281             [name isEqualToString:section]
7282         ) && (
7283             source == nil ||
7284             [package source] == source
7285         ) && [package visible];
7286     }];
7287
7288     [super reloadData];
7289 }
7290
7291 @end
7292 /* }}} */
7293 /* Sections Controller {{{ */
7294 @interface SectionsController : CyteViewController <
7295     UITableViewDataSource,
7296     UITableViewDelegate
7297 > {
7298     _transient Database *database_;
7299     _H<NSString> key_;
7300     _H<NSMutableArray> sections_;
7301     _H<NSMutableArray> filtered_;
7302     _H<UITableView, 2> list_;
7303 }
7304
7305 - (id) initWithDatabase:(Database *)database source:(Source *)source;
7306 - (void) editButtonClicked;
7307
7308 @end
7309
7310 @implementation SectionsController
7311
7312 - (NSURL *) navigationURL {
7313     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sources/%@", [key_ stringByAddingPercentEscapesIncludingReserved]]];
7314 }
7315
7316 - (Source *) source {
7317     if (key_ == nil)
7318         return nil;
7319     return [database_ sourceWithKey:key_];
7320 }
7321
7322 - (void) updateNavigationItem {
7323     [[self navigationItem] setTitle:[self isEditing] ? UCLocalize("SECTION_VISIBILITY") : UCLocalize("SECTIONS")];
7324     if ([sections_ count] == 0) {
7325         [[self navigationItem] setRightBarButtonItem:nil];
7326     } else {
7327         [[self navigationItem] setRightBarButtonItem:[[UIBarButtonItem alloc]
7328             initWithBarButtonSystemItem:([self isEditing] ? UIBarButtonSystemItemDone : UIBarButtonSystemItemEdit)
7329             target:self
7330             action:@selector(editButtonClicked)
7331         ] animated:([[self navigationItem] rightBarButtonItem] != nil)];
7332     }
7333 }
7334
7335 - (void) setEditing:(BOOL)editing animated:(BOOL)animated {
7336     [super setEditing:editing animated:animated];
7337
7338     if (editing)
7339         [list_ reloadData];
7340     else
7341         [delegate_ updateData];
7342
7343     [self updateNavigationItem];
7344 }
7345
7346 - (void) viewDidAppear:(BOOL)animated {
7347     [super viewDidAppear:animated];
7348     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7349 }
7350
7351 - (void) viewWillDisappear:(BOOL)animated {
7352     [super viewWillDisappear:animated];
7353     [self setEditing:NO];
7354 }
7355
7356 - (Section *) sectionAtIndexPath:(NSIndexPath *)indexPath {
7357     Section *section = nil;
7358     int index = [indexPath row];
7359     if (![self isEditing]) {
7360         index -= 1;
7361         if (index >= 0)
7362             section = [filtered_ objectAtIndex:index];
7363     } else {
7364         section = [sections_ objectAtIndex:index];
7365     }
7366     return section;
7367 }
7368
7369 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7370     if ([self isEditing])
7371         return [sections_ count];
7372     else
7373         return [filtered_ count] + 1;
7374 }
7375
7376 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
7377     return 45.0f;
7378 }*/
7379
7380 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7381     static NSString *reuseIdentifier = @"SectionCell";
7382
7383     SectionCell *cell = (SectionCell *)[tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
7384     if (cell == nil)
7385         cell = [[[SectionCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
7386
7387     [cell setSection:[self sectionAtIndexPath:indexPath] editing:[self isEditing]];
7388
7389     return cell;
7390 }
7391
7392 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
7393     if ([self isEditing])
7394         return;
7395
7396     Section *section = [self sectionAtIndexPath:indexPath];
7397
7398     SectionController *controller = [[[SectionController alloc]
7399         initWithDatabase:database_
7400         source:[self source]
7401         section:[section name]
7402     ] autorelease];
7403     [controller setDelegate:delegate_];
7404
7405     [[self navigationController] pushViewController:controller animated:YES];
7406 }
7407
7408 - (void) loadView {
7409     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease];
7410     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7411     [list_ setRowHeight:46];
7412     [(UITableView *) list_ setDataSource:self];
7413     [list_ setDelegate:self];
7414     [self setView:list_];
7415 }
7416
7417 - (void) viewDidLoad {
7418     [super viewDidLoad];
7419
7420     [[self navigationItem] setTitle:UCLocalize("SECTIONS")];
7421 }
7422
7423 - (void) releaseSubviews {
7424     list_ = nil;
7425
7426     sections_ = nil;
7427     filtered_ = nil;
7428
7429     [super releaseSubviews];
7430 }
7431
7432 - (id) initWithDatabase:(Database *)database source:(Source *)source {
7433     if ((self = [super init]) != nil) {
7434         database_ = database;
7435         key_ = [source key];
7436     } return self;
7437 }
7438
7439 - (void) reloadData {
7440     [super reloadData];
7441
7442     NSArray *packages = [database_ packages];
7443
7444     sections_ = [NSMutableArray arrayWithCapacity:16];
7445     filtered_ = [NSMutableArray arrayWithCapacity:16];
7446
7447     NSMutableDictionary *sections([NSMutableDictionary dictionaryWithCapacity:32]);
7448
7449     Source *source([self source]);
7450
7451     _trace();
7452     for (Package *package in packages) {
7453         if (source != nil && [package source] != source)
7454             continue;
7455
7456         NSString *name([package section]);
7457         NSString *key(name == nil ? @"" : name);
7458
7459         Section *section;
7460
7461         _profile(SectionsView$reloadData$Section)
7462             section = [sections objectForKey:key];
7463             if (section == nil) {
7464                 _profile(SectionsView$reloadData$Section$Allocate)
7465                     section = [[[Section alloc] initWithName:key localize:YES] autorelease];
7466                     [sections setObject:section forKey:key];
7467                 _end
7468             }
7469         _end
7470
7471         [section addToCount];
7472
7473         _profile(SectionsView$reloadData$Filter)
7474             if (![package valid] || ![package visible])
7475                 continue;
7476         _end
7477
7478         [section addToRow];
7479     }
7480     _trace();
7481
7482     [sections_ addObjectsFromArray:[sections allValues]];
7483
7484     [sections_ sortUsingSelector:@selector(compareByLocalized:)];
7485
7486     for (Section *section in (id) sections_) {
7487         size_t count([section row]);
7488         if (count == 0)
7489             continue;
7490
7491         section = [[[Section alloc] initWithName:[section name] localized:[section localized]] autorelease];
7492         [section setCount:count];
7493         [filtered_ addObject:section];
7494     }
7495
7496     [self updateNavigationItem];
7497     [list_ reloadData];
7498     _trace();
7499 }
7500
7501 - (void) editButtonClicked {
7502     [self setEditing:![self isEditing] animated:YES];
7503 }
7504
7505 @end
7506 /* }}} */
7507
7508 /* Changes Controller {{{ */
7509 @interface ChangesController : FilteredPackageListController {
7510     unsigned upgrades_;
7511 }
7512
7513 - (id) initWithDatabase:(Database *)database;
7514
7515 @end
7516
7517 @implementation ChangesController
7518
7519 - (NSURL *) referrerURL {
7520     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/changes/", UI_]];
7521 }
7522
7523 - (NSURL *) navigationURL {
7524     return [NSURL URLWithString:@"cydia://changes"];
7525 }
7526
7527 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
7528 @synchronized (database_) {
7529     if ([database_ era] != era_)
7530         return nil;
7531
7532     NSUInteger sectionIndex([path section]);
7533     if (sectionIndex >= [sections_ count])
7534         return nil;
7535     Section *section([sections_ objectAtIndex:sectionIndex]);
7536     NSInteger row([path row]);
7537     return [[[packages_ objectAtIndex:([section row] + row)] retain] autorelease];
7538 } }
7539
7540 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
7541     NSString *context([alert context]);
7542
7543     if ([context isEqualToString:@"norefresh"])
7544         [alert dismissWithClickedButtonIndex:-1 animated:YES];
7545 }
7546
7547 - (void) setLeftBarButtonItem {
7548     if ([delegate_ updating])
7549         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7550             initWithTitle:UCLocalize("CANCEL")
7551             style:UIBarButtonItemStyleDone
7552             target:self
7553             action:@selector(cancelButtonClicked)
7554         ] autorelease] animated:YES];
7555     else
7556         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7557             initWithTitle:UCLocalize("REFRESH")
7558             style:UIBarButtonItemStylePlain
7559             target:self
7560             action:@selector(refreshButtonClicked)
7561         ] autorelease] animated:YES];
7562 }
7563
7564 - (void) refreshButtonClicked {
7565     if ([delegate_ requestUpdate])
7566         [self setLeftBarButtonItem];
7567 }
7568
7569 - (void) cancelButtonClicked {
7570     [delegate_ cancelUpdate];
7571 }
7572
7573 - (void) upgradeButtonClicked {
7574     [delegate_ distUpgrade];
7575     [[self navigationItem] setRightBarButtonItem:nil animated:YES];
7576 }
7577
7578 - (bool) shouldYield {
7579     return true;
7580 }
7581
7582 - (bool) shouldBlock {
7583     return true;
7584 }
7585
7586 - (void) useFilter {
7587 @synchronized (self) {
7588     [self setFilter:[](Package *package) {
7589         return [package upgradableAndEssential:YES] || [package visible];
7590     }];
7591
7592     [self setSorter:[](NSMutableArray *packages) {
7593         [packages radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackageChangesRadix) withContext:NULL];
7594     }];
7595 } }
7596
7597 - (id) initWithDatabase:(Database *)database {
7598     if ((self = [super initWithDatabase:database title:UCLocalize("CHANGES")]) != nil) {
7599         [self useFilter];
7600     } return self;
7601 }
7602
7603 - (void) viewDidLoad {
7604     [super viewDidLoad];
7605     [self setLeftBarButtonItem];
7606 }
7607
7608 - (void) viewWillAppear:(BOOL)animated {
7609     [super viewWillAppear:animated];
7610     [self setLeftBarButtonItem];
7611 }
7612
7613 - (void) reloadData {
7614     [self setLeftBarButtonItem];
7615     [super reloadData];
7616 }
7617
7618 - (NSArray *) sectionsForPackages:(NSMutableArray *)packages {
7619     NSMutableArray *sections([NSMutableArray arrayWithCapacity:16]);
7620
7621     Section *upgradable = [[[Section alloc] initWithName:UCLocalize("AVAILABLE_UPGRADES") localize:NO] autorelease];
7622     Section *ignored = nil;
7623     Section *section = nil;
7624     time_t last = 0;
7625
7626     upgrades_ = 0;
7627     bool unseens = false;
7628
7629     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle));
7630
7631     for (size_t offset = 0, count = [packages count]; offset != count; ++offset) {
7632         Package *package = [packages objectAtIndex:offset];
7633
7634         BOOL uae = [package upgradableAndEssential:YES];
7635
7636         if (!uae) {
7637             unseens = true;
7638             time_t seen([package seen]);
7639
7640             if (section == nil || last != seen) {
7641                 last = seen;
7642
7643                 NSString *name;
7644                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:seen]);
7645                 [name autorelease];
7646
7647                 _profile(ChangesController$reloadData$Allocate)
7648                     name = [NSString stringWithFormat:UCLocalize("NEW_AT"), name];
7649                     section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
7650                     [sections addObject:section];
7651                 _end
7652             }
7653
7654             [section addToCount];
7655         } else if ([package ignored]) {
7656             if (ignored == nil) {
7657                 ignored = [[[Section alloc] initWithName:UCLocalize("IGNORED_UPGRADES") row:offset localize:NO] autorelease];
7658             }
7659             [ignored addToCount];
7660         } else {
7661             ++upgrades_;
7662             [upgradable addToCount];
7663         }
7664     }
7665     _trace();
7666
7667     CFRelease(formatter);
7668
7669     if (unseens) {
7670         Section *last = [sections lastObject];
7671         size_t count = [last count];
7672         [packages removeObjectsInRange:NSMakeRange([packages count] - count, count)];
7673         [sections removeLastObject];
7674     }
7675
7676     if ([ignored count] != 0)
7677         [sections insertObject:ignored atIndex:0];
7678     if (upgrades_ != 0)
7679         [sections insertObject:upgradable atIndex:0];
7680
7681     [list_ reloadData];
7682
7683     [[self navigationItem] setRightBarButtonItem:(upgrades_ == 0 ? nil : [[[UIBarButtonItem alloc]
7684         initWithTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("UPGRADE"), [NSString stringWithFormat:@"%u", upgrades_]]
7685         style:UIBarButtonItemStylePlain
7686         target:self
7687         action:@selector(upgradeButtonClicked)
7688     ] autorelease]) animated:YES];
7689
7690     return sections;
7691 }
7692
7693 @end
7694 /* }}} */
7695 /* Search Controller {{{ */
7696 @interface SearchController : FilteredPackageListController <
7697     UISearchBarDelegate
7698 > {
7699     _H<UISearchBar, 1> search_;
7700     BOOL searchloaded_;
7701     bool summary_;
7702 }
7703
7704 - (id) initWithDatabase:(Database *)database query:(NSString *)query;
7705 - (void) reloadData;
7706
7707 @end
7708
7709 @implementation SearchController
7710
7711 - (NSURL *) referrerURL {
7712     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/search?q=%@", UI_, [([search_ text] ?: @"") stringByAddingPercentEscapesIncludingReserved]]];
7713 }
7714
7715 - (NSURL *) navigationURL {
7716     if ([search_ text] == nil || [[search_ text] isEqualToString:@""])
7717         return [NSURL URLWithString:@"cydia://search"];
7718     else
7719         return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://search/%@", [[search_ text] stringByAddingPercentEscapesIncludingReserved]]];
7720 }
7721
7722 - (NSArray *) termsForQuery:(NSString *)query {
7723     NSMutableArray *terms([NSMutableArray arrayWithCapacity:2]);
7724     for (NSString *component in [query componentsSeparatedByString:@" "])
7725         if ([component length] != 0)
7726             [terms addObject:component];
7727
7728     return terms;
7729 }
7730
7731 - (void) useSearch {
7732     _H<NSArray> query([self termsForQuery:[search_ text]]);
7733     summary_ = false;
7734
7735 @synchronized (self) {
7736     [self setFilter:[=](Package *package) {
7737         if (![package unfiltered])
7738             return false;
7739         if (![package matches:query])
7740             return false;
7741         return true;
7742     }];
7743
7744     [self setSorter:[](NSMutableArray *packages) {
7745         [packages radixSortUsingSelector:@selector(rank)];
7746     }];
7747 }
7748
7749     [self clearData];
7750     [self reloadData];
7751 }
7752
7753 - (void) usePrefix:(NSString *)prefix {
7754     _H<NSString> query(prefix);
7755     summary_ = true;
7756
7757 @synchronized (self) {
7758     [self setFilter:[=](Package *package) {
7759         if ([query length] == 0)
7760             return false;
7761         if (![package unfiltered])
7762             return false;
7763         if ([[package name] compare:query options:MatchCompareOptions_ range:NSMakeRange(0, [query length])] != NSOrderedSame)
7764             return false;
7765         return true;
7766     }];
7767
7768     [self setSorter:nullptr];
7769 }
7770
7771     [self reloadData];
7772 }
7773
7774 - (void) searchBarTextDidBeginEditing:(UISearchBar *)searchBar {
7775     [self clearData];
7776     [self usePrefix:[search_ text]];
7777 }
7778
7779 - (void) searchBarButtonClicked:(UISearchBar *)searchBar {
7780     [search_ resignFirstResponder];
7781     [self useSearch];
7782 }
7783
7784 - (void) searchBarCancelButtonClicked:(UISearchBar *)searchBar {
7785     [search_ setText:@""];
7786     [self searchBarButtonClicked:searchBar];
7787 }
7788
7789 - (void) searchBarSearchButtonClicked:(UISearchBar *)searchBar {
7790     [self searchBarButtonClicked:searchBar];
7791 }
7792
7793 - (void) searchBar:(UISearchBar *)searchBar textDidChange:(NSString *)text {
7794     [self usePrefix:text];
7795 }
7796
7797 - (bool) shouldYield {
7798     return YES;
7799 }
7800
7801 - (bool) shouldBlock {
7802     return !summary_;
7803 }
7804
7805 - (bool) isSummarized {
7806     return summary_;
7807 }
7808
7809 - (bool) showsSections {
7810     return false;
7811 }
7812
7813 - (id) initWithDatabase:(Database *)database query:(NSString *)query {
7814     if ((self = [super initWithDatabase:database title:UCLocalize("SEARCH")])) {
7815         search_ = [[[UISearchBar alloc] init] autorelease];
7816         [search_ setPlaceholder:UCLocalize("SEARCH_EX")];
7817         [search_ setDelegate:self];
7818
7819         UITextField *textField;
7820         if ([search_ respondsToSelector:@selector(searchField)])
7821             textField = [search_ searchField];
7822         else
7823             textField = MSHookIvar<UITextField *>(search_, "_searchField");
7824
7825         [textField setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
7826         [textField setEnablesReturnKeyAutomatically:NO];
7827         [[self navigationItem] setTitleView:textField];
7828
7829         if (query != nil)
7830             [search_ setText:query];
7831         [self useSearch];
7832     } return self;
7833 }
7834
7835 - (void) viewDidAppear:(BOOL)animated {
7836     [super viewDidAppear:animated];
7837
7838     if (!searchloaded_) {
7839         searchloaded_ = YES;
7840         [search_ setFrame:CGRectMake(0, 0, [[self view] bounds].size.width, 44.0f)];
7841         [search_ layoutSubviews];
7842     }
7843
7844     if ([self isSummarized])
7845         [search_ becomeFirstResponder];
7846 }
7847
7848 - (void) reloadData {
7849     [self resetCursor];
7850     [super reloadData];
7851 }
7852
7853 - (void) didSelectPackage:(Package *)package {
7854     [search_ resignFirstResponder];
7855     [super didSelectPackage:package];
7856 }
7857
7858 @end
7859 /* }}} */
7860 /* Package Settings Controller {{{ */
7861 @interface PackageSettingsController : CyteViewController <
7862     UITableViewDataSource,
7863     UITableViewDelegate
7864 > {
7865     _transient Database *database_;
7866     _H<NSString> name_;
7867     _H<Package> package_;
7868     _H<UITableView, 2> table_;
7869     _H<UISwitch> subscribedSwitch_;
7870     _H<UISwitch> ignoredSwitch_;
7871     _H<UITableViewCell> subscribedCell_;
7872     _H<UITableViewCell> ignoredCell_;
7873 }
7874
7875 - (id) initWithDatabase:(Database *)database package:(NSString *)package;
7876
7877 @end
7878
7879 @implementation PackageSettingsController
7880
7881 - (NSURL *) navigationURL {
7882     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/settings", (id) name_]];
7883 }
7884
7885 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
7886     if (package_ == nil)
7887         return 0;
7888
7889     if ([package_ installed] == nil)
7890         return 1;
7891     else
7892         return 2;
7893 }
7894
7895 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7896     if (package_ == nil)
7897         return 0;
7898
7899     // both sections contain just one item right now.
7900     return 1;
7901 }
7902
7903 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
7904     return nil;
7905 }
7906
7907 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
7908     if (section == 0)
7909         return UCLocalize("SHOW_ALL_CHANGES_EX");
7910     else
7911         return UCLocalize("IGNORE_UPGRADES_EX");
7912 }
7913
7914 - (void) onSubscribed:(id)control {
7915     bool value([control isOn]);
7916     if (package_ == nil)
7917         return;
7918     if ([package_ setSubscribed:value])
7919         [delegate_ updateData];
7920 }
7921
7922 - (void) _updateIgnored {
7923     const char *package([name_ UTF8String]);
7924     bool on([ignoredSwitch_ isOn]);
7925
7926     pid_t pid(ExecFork());
7927     if (pid == 0) {
7928         FILE *dpkg(nullptr); // XXX: this is due to _root's if
7929         _root(true) dpkg = popen("dpkg --set-selections", "w");
7930         fwrite(package, strlen(package), 1, dpkg);
7931
7932         if (on)
7933             fwrite(" hold\n", 6, 1, dpkg);
7934         else
7935             fwrite(" install\n", 9, 1, dpkg);
7936
7937         pclose(dpkg);
7938
7939         exit(0);
7940     } ReapZombie(pid);
7941 }
7942
7943 - (void) onIgnored:(id)control {
7944     NSInvocation *invocation([NSInvocation invocationWithMethodSignature:[self methodSignatureForSelector:@selector(_updateIgnored)]]);
7945     [invocation setTarget:self];
7946     [invocation setSelector:@selector(_updateIgnored)];
7947
7948     [delegate_ reloadDataWithInvocation:invocation];
7949 }
7950
7951 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7952     if (package_ == nil)
7953         return nil;
7954
7955     switch ([indexPath section]) {
7956         case 0: return subscribedCell_;
7957         case 1: return ignoredCell_;
7958
7959         _nodefault
7960     }
7961
7962     return nil;
7963 }
7964
7965 - (void) loadView {
7966     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
7967     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
7968     [self setView:view];
7969
7970     table_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped] autorelease];
7971     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7972     [(UITableView *) table_ setDataSource:self];
7973     [table_ setDelegate:self];
7974     [view addSubview:table_];
7975
7976     subscribedSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
7977     [subscribedSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7978     [subscribedSwitch_ addTarget:self action:@selector(onSubscribed:) forEvents:UIControlEventValueChanged];
7979
7980     ignoredSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
7981     [ignoredSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7982     [ignoredSwitch_ addTarget:self action:@selector(onIgnored:) forEvents:UIControlEventValueChanged];
7983
7984     subscribedCell_ = [[[UITableViewCell alloc] init] autorelease];
7985     [subscribedCell_ setText:UCLocalize("SHOW_ALL_CHANGES")];
7986     [subscribedCell_ setAccessoryView:subscribedSwitch_];
7987     [subscribedCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7988
7989     ignoredCell_ = [[[UITableViewCell alloc] init] autorelease];
7990     [ignoredCell_ setText:UCLocalize("IGNORE_UPGRADES")];
7991     [ignoredCell_ setAccessoryView:ignoredSwitch_];
7992     [ignoredCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7993 }
7994
7995 - (void) viewDidLoad {
7996     [super viewDidLoad];
7997
7998     [[self navigationItem] setTitle:UCLocalize("SETTINGS")];
7999 }
8000
8001 - (void) releaseSubviews {
8002     ignoredCell_ = nil;
8003     subscribedCell_ = nil;
8004     table_ = nil;
8005     ignoredSwitch_ = nil;
8006     subscribedSwitch_ = nil;
8007
8008     [super releaseSubviews];
8009 }
8010
8011 - (id) initWithDatabase:(Database *)database package:(NSString *)package {
8012     if ((self = [super init]) != nil) {
8013         database_ = database;
8014         name_ = package;
8015     } return self;
8016 }
8017
8018 - (void) reloadData {
8019     [super reloadData];
8020
8021     package_ = [database_ packageWithName:name_];
8022
8023     if (package_ != nil) {
8024         [subscribedSwitch_ setOn:([package_ subscribed] ? 1 : 0) animated:NO];
8025         [ignoredSwitch_ setOn:([package_ ignored] ? 1 : 0) animated:NO];
8026     } // XXX: what now, G?
8027
8028     [table_ reloadData];
8029 }
8030
8031 @end
8032 /* }}} */
8033
8034 /* Installed Controller {{{ */
8035 @interface InstalledController : FilteredPackageListController {
8036     bool sectioned_;
8037 }
8038
8039 - (id) initWithDatabase:(Database *)database;
8040 - (void) queueStatusDidChange;
8041
8042 @end
8043
8044 @implementation InstalledController
8045
8046 - (NSURL *) referrerURL {
8047     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/installed/", UI_]];
8048 }
8049
8050 - (NSURL *) navigationURL {
8051     return [NSURL URLWithString:@"cydia://installed"];
8052 }
8053
8054 - (void) useRecent {
8055     sectioned_ = false;
8056
8057 @synchronized (self) {
8058     [self setFilter:[](Package *package) {
8059         return ![package uninstalled] && package->role_ < 7;
8060     }];
8061
8062     [self setSorter:[](NSMutableArray *packages) {
8063         [packages radixSortUsingSelector:@selector(recent)];
8064     }];
8065 } }
8066
8067 - (void) useFilter:(UISegmentedControl *)segmented {
8068     NSInteger selected([segmented selectedSegmentIndex]);
8069     if (selected == 2)
8070         return [self useRecent];
8071     bool simple(selected == 0);
8072     sectioned_ = true;
8073
8074 @synchronized (self) {
8075     [self setFilter:[=](Package *package) {
8076         return ![package uninstalled] && package->role_ <= (simple ? 1 : 3);
8077     }];
8078
8079     [self setSorter:nullptr];
8080 } }
8081
8082 - (NSArray *) sectionsForPackages:(NSMutableArray *)packages {
8083     if (sectioned_)
8084         return [super sectionsForPackages:packages];
8085
8086     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterLongStyle, kCFDateFormatterNoStyle));
8087
8088     NSMutableArray *sections([NSMutableArray arrayWithCapacity:16]);
8089     Section *section(nil);
8090     time_t last(0);
8091
8092     for (size_t offset(0), count([packages count]); offset != count; ++offset) {
8093         Package *package([packages objectAtIndex:offset]);
8094
8095         time_t upgraded([package upgraded]);
8096         if (upgraded < 1168364520)
8097             upgraded = 0;
8098         else
8099             upgraded -= upgraded % (60 * 60 * 24);
8100
8101         if (section == nil || upgraded != last) {
8102             last = upgraded;
8103
8104             NSString *name;
8105             if (upgraded == 0)
8106                 continue; // XXX: name = UCLocalize("...");
8107             else {
8108                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:upgraded]);
8109                 [name autorelease];
8110             }
8111
8112             section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
8113             [sections addObject:section];
8114         }
8115
8116         [section addToCount];
8117     }
8118
8119     CFRelease(formatter);
8120     return sections;
8121 }
8122
8123 - (id) initWithDatabase:(Database *)database {
8124     if ((self = [super initWithDatabase:database title:UCLocalize("INSTALLED")]) != nil) {
8125         UISegmentedControl *segmented([[[UISegmentedControl alloc] initWithItems:[NSArray arrayWithObjects:UCLocalize("USER"), UCLocalize("EXPERT"), UCLocalize("RECENT"), nil]] autorelease]);
8126         [segmented setSelectedSegmentIndex:0];
8127         [segmented setSegmentedControlStyle:UISegmentedControlStyleBar];
8128         [[self navigationItem] setTitleView:segmented];
8129
8130         [segmented addTarget:self action:@selector(modeChanged:) forEvents:UIControlEventValueChanged];
8131         [self useFilter:segmented];
8132
8133         [self queueStatusDidChange];
8134     } return self;
8135 }
8136
8137 #if !AlwaysReload
8138 - (void) queueButtonClicked {
8139     [delegate_ queue];
8140 }
8141 #endif
8142
8143 - (void) queueStatusDidChange {
8144 #if !AlwaysReload
8145     if (Queuing_) {
8146         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8147             initWithTitle:UCLocalize("QUEUE")
8148             style:UIBarButtonItemStyleDone
8149             target:self
8150             action:@selector(queueButtonClicked)
8151         ] autorelease]];
8152     } else {
8153         [[self navigationItem] setRightBarButtonItem:nil];
8154     }
8155 #endif
8156 }
8157
8158 - (void) modeChanged:(UISegmentedControl *)segmented {
8159     [self useFilter:segmented];
8160     [self reloadData];
8161 }
8162
8163 @end
8164 /* }}} */
8165
8166 /* Source Cell {{{ */
8167 @interface SourceCell : CyteTableViewCell <
8168     CyteTableViewCellDelegate,
8169     SourceDelegate
8170 > {
8171     _H<Source, 1> source_;
8172     _H<NSURL> url_;
8173     _H<UIImage> icon_;
8174     _H<NSString> origin_;
8175     _H<NSString> label_;
8176     _H<UIActivityIndicatorView> indicator_;
8177 }
8178
8179 - (void) setSource:(Source *)source;
8180 - (void) setFetch:(NSNumber *)fetch;
8181
8182 @end
8183
8184 @implementation SourceCell
8185
8186 - (void) _setImage:(NSArray *)data {
8187     if ([url_ isEqual:[data objectAtIndex:0]]) {
8188         icon_ = [data objectAtIndex:1];
8189         [content_ setNeedsDisplay];
8190     }
8191 }
8192
8193 - (void) _setSource:(NSURL *) url {
8194     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
8195
8196     if (NSData *data = [NSURLConnection
8197         sendSynchronousRequest:[NSURLRequest
8198             requestWithURL:url
8199             cachePolicy:NSURLRequestUseProtocolCachePolicy
8200             timeoutInterval:10
8201         ]
8202
8203         returningResponse:NULL
8204         error:NULL
8205     ])
8206         if (UIImage *image = [UIImage imageWithData:data])
8207             [self performSelectorOnMainThread:@selector(_setImage:) withObject:[NSArray arrayWithObjects:url, image, nil] waitUntilDone:NO];
8208
8209     [pool release];
8210 }
8211
8212 - (void) setSource:(Source *)source {
8213     source_ = source;
8214     [source_ setDelegate:self];
8215
8216     [self setFetch:[NSNumber numberWithBool:[source_ fetch]]];
8217
8218     icon_ = [UIImage imageNamed:@"unknown.png"];
8219
8220     origin_ = [source name];
8221     label_ = [source rooturi];
8222
8223     [content_ setNeedsDisplay];
8224
8225     url_ = [source iconURL];
8226     [NSThread detachNewThreadSelector:@selector(_setSource:) toTarget:self withObject:url_];
8227 }
8228
8229 - (void) setAllSource {
8230     source_ = nil;
8231     [indicator_ stopAnimating];
8232
8233     icon_ = [UIImage imageNamed:@"folder.png"];
8234     origin_ = UCLocalize("ALL_SOURCES");
8235     label_ = UCLocalize("ALL_SOURCES_EX");
8236     [content_ setNeedsDisplay];
8237 }
8238
8239 - (SourceCell *) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
8240     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
8241         UIView *content([self contentView]);
8242         CGRect bounds([content bounds]);
8243
8244         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
8245         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8246         [content_ setBackgroundColor:[UIColor whiteColor]];
8247         [content addSubview:content_];
8248
8249         [content_ setDelegate:self];
8250         [content_ setOpaque:YES];
8251
8252         indicator_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleGraySmall] autorelease];
8253         [indicator_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleTopMargin];// | UIViewAutoresizingFlexibleBottomMargin];
8254         [content addSubview:indicator_];
8255
8256         [[content_ layer] setContentsGravity:kCAGravityTopLeft];
8257     } return self;
8258 }
8259
8260 - (void) layoutSubviews {
8261     [super layoutSubviews];
8262
8263     UIView *content([self contentView]);
8264     CGRect bounds([content bounds]);
8265
8266     CGRect frame([indicator_ frame]);
8267     frame.origin.x = bounds.size.width - frame.size.width;
8268     frame.origin.y = Retina((bounds.size.height - frame.size.height) / 2);
8269
8270     if (kCFCoreFoundationVersionNumber < 800)
8271         frame.origin.x -= 8;
8272     [indicator_ setFrame:frame];
8273 }
8274
8275 - (NSString *) accessibilityLabel {
8276     return origin_;
8277 }
8278
8279 - (void) drawContentRect:(CGRect)rect {
8280     bool highlighted(highlighted_);
8281     float width(rect.size.width);
8282
8283     if (icon_ != nil) {
8284         CGRect rect;
8285         rect.size = [(UIImage *) icon_ size];
8286
8287         while (rect.size.width > 32 || rect.size.height > 32) {
8288             rect.size.width /= 2;
8289             rect.size.height /= 2;
8290         }
8291
8292         rect.origin.x = 26 - rect.size.width / 2;
8293         rect.origin.y = 26 - rect.size.height / 2;
8294
8295         [icon_ drawInRect:Retina(rect)];
8296     }
8297
8298     if (highlighted && kCFCoreFoundationVersionNumber < 800)
8299         UISetColor(White_);
8300
8301     if (!highlighted)
8302         UISetColor(Black_);
8303     [origin_ drawAtPoint:CGPointMake(52, 8) forWidth:(width - 49) withFont:Font18Bold_ lineBreakMode:NSLineBreakByTruncatingTail];
8304
8305     if (!highlighted)
8306         UISetColor(Gray_);
8307     [label_ drawAtPoint:CGPointMake(52, 29) forWidth:(width - 49) withFont:Font12_ lineBreakMode:NSLineBreakByTruncatingTail];
8308 }
8309
8310 - (void) setFetch:(NSNumber *)fetch {
8311     if ([fetch boolValue])
8312         [indicator_ startAnimating];
8313     else
8314         [indicator_ stopAnimating];
8315 }
8316
8317 @end
8318 /* }}} */
8319 /* Sources Controller {{{ */
8320 @interface SourcesController : CyteViewController <
8321     UITableViewDataSource,
8322     UITableViewDelegate
8323 > {
8324     _transient Database *database_;
8325     unsigned era_;
8326
8327     _H<UITableView, 2> list_;
8328     _H<NSMutableArray> sources_;
8329     int offset_;
8330
8331     _H<NSString> href_;
8332     _H<UIProgressHUD> hud_;
8333     _H<NSError> error_;
8334
8335     NSURLConnection *trivial_bz2_;
8336     NSURLConnection *trivial_gz_;
8337
8338     BOOL cydia_;
8339 }
8340
8341 - (id) initWithDatabase:(Database *)database;
8342 - (void) updateButtonsForEditingStatusAnimated:(BOOL)animated;
8343
8344 @end
8345
8346 @implementation SourcesController
8347
8348 - (void) _releaseConnection:(NSURLConnection *)connection {
8349     if (connection != nil) {
8350         [connection cancel];
8351         //[connection setDelegate:nil];
8352         [connection release];
8353     }
8354 }
8355
8356 - (void) dealloc {
8357     [self _releaseConnection:trivial_gz_];
8358     [self _releaseConnection:trivial_bz2_];
8359
8360     [super dealloc];
8361 }
8362
8363 - (NSURL *) navigationURL {
8364     return [NSURL URLWithString:@"cydia://sources"];
8365 }
8366
8367 - (void) viewDidAppear:(BOOL)animated {
8368     [super viewDidAppear:animated];
8369     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
8370 }
8371
8372 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8373     return 2;
8374 }
8375
8376 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
8377     if (section == 1)
8378         return UCLocalize("INDIVIDUAL_SOURCES");
8379     return nil;
8380 }
8381
8382 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8383     switch (section) {
8384         case 0: return 1;
8385         case 1: return [sources_ count];
8386         default: return 0;
8387     }
8388 }
8389
8390 - (Source *) sourceAtIndexPath:(NSIndexPath *)indexPath {
8391 @synchronized (database_) {
8392     if ([database_ era] != era_)
8393         return nil;
8394     if ([indexPath section] != 1)
8395         return nil;
8396     NSUInteger index([indexPath row]);
8397     if (index >= [sources_ count])
8398         return nil;
8399     return [sources_ objectAtIndex:index];
8400 } }
8401
8402 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8403     static NSString *cellIdentifier = @"SourceCell";
8404
8405     SourceCell *cell = (SourceCell *) [tableView dequeueReusableCellWithIdentifier:cellIdentifier];
8406     if (cell == nil) cell = [[[SourceCell alloc] initWithFrame:CGRectZero reuseIdentifier:cellIdentifier] autorelease];
8407     [cell setAccessoryType:UITableViewCellAccessoryDisclosureIndicator];
8408
8409     Source *source([self sourceAtIndexPath:indexPath]);
8410     if (source == nil)
8411         [cell setAllSource];
8412     else
8413         [cell setSource:source];
8414
8415     return cell;
8416 }
8417
8418 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
8419     SectionsController *controller([[[SectionsController alloc]
8420         initWithDatabase:database_
8421         source:[self sourceAtIndexPath:indexPath]
8422     ] autorelease]);
8423
8424     [controller setDelegate:delegate_];
8425     [[self navigationController] pushViewController:controller animated:YES];
8426 }
8427
8428 - (BOOL) tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath {
8429     if ([indexPath section] != 1)
8430         return false;
8431     Source *source = [self sourceAtIndexPath:indexPath];
8432     return [source record] != nil;
8433 }
8434
8435 - (void) tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath {
8436     _assert([indexPath section] == 1);
8437     if (editingStyle ==  UITableViewCellEditingStyleDelete) {
8438         Source *source = [self sourceAtIndexPath:indexPath];
8439         if (source == nil) return;
8440
8441         [Sources_ removeObjectForKey:[source key]];
8442         Changed_ = true;
8443
8444         [delegate_ _saveConfig];
8445         [delegate_ reloadDataWithInvocation:nil];
8446     }
8447 }
8448
8449 - (void) tableView:(UITableView *)tableView didEndEditingRowAtIndexPath:(NSIndexPath *)indexPath {
8450     [self updateButtonsForEditingStatusAnimated:YES];
8451 }
8452
8453 - (void) complete {
8454     [delegate_ addTrivialSource:href_];
8455     href_ = nil;
8456
8457     [delegate_ syncData];
8458 }
8459
8460 - (NSString *) getWarning {
8461     NSString *href(href_);
8462     NSRange colon([href rangeOfString:@"://"]);
8463     if (colon.location != NSNotFound)
8464         href = [href substringFromIndex:(colon.location + 3)];
8465     href = [href stringByAddingPercentEscapes];
8466     href = [CydiaURL(@"api/repotag/") stringByAppendingString:href];
8467
8468     NSURL *url([NSURL URLWithString:href]);
8469
8470     NSStringEncoding encoding;
8471     NSError *error(nil);
8472
8473     if (NSString *warning = [NSString stringWithContentsOfURL:url usedEncoding:&encoding error:&error])
8474         return [warning length] == 0 ? nil : warning;
8475     return nil;
8476 }
8477
8478 - (void) _endConnection:(NSURLConnection *)connection {
8479     // XXX: the memory management in this method is horribly awkward
8480
8481     NSURLConnection **field = NULL;
8482     if (connection == trivial_bz2_)
8483         field = &trivial_bz2_;
8484     else if (connection == trivial_gz_)
8485         field = &trivial_gz_;
8486     _assert(field != NULL);
8487     [connection release];
8488     *field = nil;
8489
8490     if (
8491         trivial_bz2_ == nil &&
8492         trivial_gz_ == nil
8493     ) {
8494         NSString *warning(cydia_ ? [self yieldToSelector:@selector(getWarning)] : nil);
8495
8496         [delegate_ releaseNetworkActivityIndicator];
8497
8498         [delegate_ removeProgressHUD:hud_];
8499         hud_ = nil;
8500
8501         if (cydia_) {
8502             if (warning != nil) {
8503                 UIAlertView *alert = [[[UIAlertView alloc]
8504                     initWithTitle:UCLocalize("SOURCE_WARNING")
8505                     message:warning
8506                     delegate:self
8507                     cancelButtonTitle:UCLocalize("CANCEL")
8508                     otherButtonTitles:
8509                         UCLocalize("ADD_ANYWAY"),
8510                     nil
8511                 ] autorelease];
8512
8513                 [alert setContext:@"warning"];
8514                 [alert setNumberOfRows:1];
8515                 [alert show];
8516
8517                 // XXX: there used to be this great mechanism called yieldToPopup... who deleted it?
8518                 error_ = nil;
8519                 return;
8520             }
8521
8522             [self complete];
8523         } else if (error_ != nil) {
8524             UIAlertView *alert = [[[UIAlertView alloc]
8525                 initWithTitle:UCLocalize("VERIFICATION_ERROR")
8526                 message:[error_ localizedDescription]
8527                 delegate:self
8528                 cancelButtonTitle:UCLocalize("OK")
8529                 otherButtonTitles:nil
8530             ] autorelease];
8531
8532             [alert setContext:@"urlerror"];
8533             [alert show];
8534
8535             href_ = nil;
8536         } else {
8537             UIAlertView *alert = [[[UIAlertView alloc]
8538                 initWithTitle:UCLocalize("NOT_REPOSITORY")
8539                 message:UCLocalize("NOT_REPOSITORY_EX")
8540                 delegate:self
8541                 cancelButtonTitle:UCLocalize("OK")
8542                 otherButtonTitles:nil
8543             ] autorelease];
8544
8545             [alert setContext:@"trivial"];
8546             [alert show];
8547
8548             href_ = nil;
8549         }
8550
8551         error_ = nil;
8552     }
8553 }
8554
8555 - (void) connection:(NSURLConnection *)connection didReceiveResponse:(NSHTTPURLResponse *)response {
8556     switch ([response statusCode]) {
8557         case 200:
8558             cydia_ = YES;
8559     }
8560 }
8561
8562 - (void) connection:(NSURLConnection *)connection didFailWithError:(NSError *)error {
8563     lprintf("connection:\"%s\" didFailWithError:\"%s\"\n", [href_ UTF8String], [[error localizedDescription] UTF8String]);
8564     error_ = error;
8565     [self _endConnection:connection];
8566 }
8567
8568 - (void) connectionDidFinishLoading:(NSURLConnection *)connection {
8569     [self _endConnection:connection];
8570 }
8571
8572 - (NSURLConnection *) _requestHRef:(NSString *)href method:(NSString *)method {
8573     NSURL *url([NSURL URLWithString:href]);
8574
8575     NSMutableURLRequest *request = [NSMutableURLRequest
8576         requestWithURL:url
8577         cachePolicy:NSURLRequestUseProtocolCachePolicy
8578         timeoutInterval:10
8579     ];
8580
8581     [request setHTTPMethod:method];
8582
8583     if (Machine_ != NULL)
8584         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
8585
8586     if (UniqueID_ != nil)
8587         [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
8588
8589     if ([url isCydiaSecure]) {
8590         if (UniqueID_ != nil)
8591             [request setValue:UniqueID_ forHTTPHeaderField:@"X-Cydia-Id"];
8592     }
8593
8594     return [[[NSURLConnection alloc] initWithRequest:request delegate:self] autorelease];
8595 }
8596
8597 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
8598     NSString *context([alert context]);
8599
8600     if ([context isEqualToString:@"source"]) {
8601         switch (button) {
8602             case 1: {
8603                 NSString *href = [[alert textField] text];
8604
8605                 static Pcre href_r("^http(s?)://[^# ]*$");
8606                 if (!href_r(href)) {
8607                     UIAlertView *alert = [[[UIAlertView alloc]
8608                         initWithTitle:[NSString stringWithFormat:Colon_, Error_, UCLocalize("INVALID_URL")]
8609                         message:UCLocalize("INVALID_URL_EX")
8610                         delegate:self
8611                         cancelButtonTitle:UCLocalize("OK")
8612                         otherButtonTitles:nil
8613                     ] autorelease];
8614
8615                     [alert setContext:@"badurl"];
8616                     [alert show];
8617
8618                     break;
8619                 }
8620
8621                 if (![href hasSuffix:@"/"])
8622                     href_ = [href stringByAppendingString:@"/"];
8623                 else
8624                     href_ = href;
8625
8626                 trivial_bz2_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.bz2"] method:@"HEAD"] retain];
8627                 trivial_gz_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.gz"] method:@"HEAD"] retain];
8628
8629                 cydia_ = false;
8630
8631                 // XXX: this is stupid
8632                 hud_ = [delegate_ addProgressHUD];
8633                 [hud_ setText:UCLocalize("VERIFYING_URL")];
8634                 [delegate_ retainNetworkActivityIndicator];
8635             } break;
8636
8637             case 0:
8638             break;
8639
8640             _nodefault
8641         }
8642
8643         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8644     } else if ([context isEqualToString:@"trivial"])
8645         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8646     else if ([context isEqualToString:@"urlerror"])
8647         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8648     else if ([context isEqualToString:@"warning"]) {
8649         switch (button) {
8650             case 1:
8651                 [self performSelector:@selector(complete) withObject:nil afterDelay:0];
8652             break;
8653
8654             case 0:
8655             break;
8656
8657             _nodefault
8658         }
8659
8660         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8661     }
8662 }
8663
8664 - (void) updateButtonsForEditingStatusAnimated:(BOOL)animated {
8665     BOOL editing([list_ isEditing]);
8666
8667     if (editing)
8668         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8669             initWithTitle:UCLocalize("ADD")
8670             style:UIBarButtonItemStylePlain
8671             target:self
8672             action:@selector(addButtonClicked)
8673         ] autorelease] animated:animated];
8674     else if ([delegate_ updating])
8675         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8676             initWithTitle:UCLocalize("CANCEL")
8677             style:UIBarButtonItemStyleDone
8678             target:self
8679             action:@selector(cancelButtonClicked)
8680         ] autorelease] animated:animated];
8681     else
8682         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8683             initWithTitle:UCLocalize("REFRESH")
8684             style:UIBarButtonItemStylePlain
8685             target:self
8686             action:@selector(refreshButtonClicked)
8687         ] autorelease] animated:animated];
8688
8689     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8690         initWithTitle:(editing ? UCLocalize("DONE") : UCLocalize("EDIT"))
8691         style:(editing ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8692         target:self
8693         action:@selector(editButtonClicked)
8694     ] autorelease] animated:animated];
8695 }
8696
8697 - (void) loadView {
8698     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame] style:UITableViewStylePlain] autorelease];
8699     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8700     [list_ setRowHeight:53];
8701     [(UITableView *) list_ setDataSource:self];
8702     [list_ setDelegate:self];
8703     [self setView:list_];
8704 }
8705
8706 - (void) viewDidLoad {
8707     [super viewDidLoad];
8708
8709     [[self navigationItem] setTitle:UCLocalize("SOURCES")];
8710     [self updateButtonsForEditingStatusAnimated:NO];
8711 }
8712
8713 - (void) viewWillAppear:(BOOL)animated {
8714     [super viewWillAppear:animated];
8715
8716     [list_ setEditing:NO];
8717     [self updateButtonsForEditingStatusAnimated:NO];
8718 }
8719
8720 - (void) releaseSubviews {
8721     list_ = nil;
8722
8723     sources_ = nil;
8724
8725     [super releaseSubviews];
8726 }
8727
8728 - (id) initWithDatabase:(Database *)database {
8729     if ((self = [super init]) != nil) {
8730         database_ = database;
8731     } return self;
8732 }
8733
8734 - (void) reloadData {
8735     [super reloadData];
8736     [self updateButtonsForEditingStatusAnimated:YES];
8737
8738 @synchronized (database_) {
8739     era_ = [database_ era];
8740
8741     sources_ = [NSMutableArray arrayWithCapacity:16];
8742     [sources_ addObjectsFromArray:[database_ sources]];
8743     _trace();
8744     [sources_ sortUsingSelector:@selector(compareByName:)];
8745     _trace();
8746
8747     int count([sources_ count]);
8748     offset_ = 0;
8749     for (int i = 0; i != count; i++) {
8750         if ([[sources_ objectAtIndex:i] record] == nil)
8751             break;
8752         offset_++;
8753     }
8754
8755     [list_ reloadData];
8756 } }
8757
8758 - (void) showAddSourcePrompt {
8759     UIAlertView *alert = [[[UIAlertView alloc]
8760         initWithTitle:UCLocalize("ENTER_APT_URL")
8761         message:nil
8762         delegate:self
8763         cancelButtonTitle:UCLocalize("CANCEL")
8764         otherButtonTitles:
8765             UCLocalize("ADD_SOURCE"),
8766         nil
8767     ] autorelease];
8768
8769     [alert setContext:@"source"];
8770
8771     [alert setNumberOfRows:1];
8772     [alert addTextFieldWithValue:@"http://" label:@""];
8773
8774     UITextInputTraits *traits = [[alert textField] textInputTraits];
8775     [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
8776     [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
8777     [traits setKeyboardType:UIKeyboardTypeURL];
8778     // XXX: UIReturnKeyDone
8779     [traits setReturnKeyType:UIReturnKeyNext];
8780
8781     [alert show];
8782 }
8783
8784 - (void) addButtonClicked {
8785     [self showAddSourcePrompt];
8786 }
8787
8788 - (void) refreshButtonClicked {
8789     if ([delegate_ requestUpdate])
8790         [self updateButtonsForEditingStatusAnimated:YES];
8791 }
8792
8793 - (void) cancelButtonClicked {
8794     [delegate_ cancelUpdate];
8795 }
8796
8797 - (void) editButtonClicked {
8798     [list_ setEditing:![list_ isEditing] animated:YES];
8799     [self updateButtonsForEditingStatusAnimated:YES];
8800 }
8801
8802 @end
8803 /* }}} */
8804
8805 /* Stash Controller {{{ */
8806 @interface StashController : CyteViewController {
8807     _H<UIActivityIndicatorView> spinner_;
8808     _H<UILabel> status_;
8809     _H<UILabel> caption_;
8810 }
8811
8812 @end
8813
8814 @implementation StashController
8815
8816 - (void) loadView {
8817     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
8818     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
8819     [self setView:view];
8820
8821     [view setBackgroundColor:[UIColor viewFlipsideBackgroundColor]];
8822
8823     spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteLarge] autorelease];
8824     CGRect spinrect = [spinner_ frame];
8825     spinrect.origin.x = Retina([[self view] frame].size.width / 2 - spinrect.size.width / 2);
8826     spinrect.origin.y = [[self view] frame].size.height - 80.0f;
8827     [spinner_ setFrame:spinrect];
8828     [spinner_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin];
8829     [view addSubview:spinner_];
8830     [spinner_ startAnimating];
8831
8832     CGRect captrect;
8833     captrect.size.width = [[self view] frame].size.width;
8834     captrect.size.height = 40.0f;
8835     captrect.origin.x = 0;
8836     captrect.origin.y = Retina([[self view] frame].size.height / 2 - captrect.size.height * 2);
8837     caption_ = [[[UILabel alloc] initWithFrame:captrect] autorelease];
8838     [caption_ setText:UCLocalize("PREPARING_FILESYSTEM")];
8839     [caption_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8840     [caption_ setFont:[UIFont boldSystemFontOfSize:28.0f]];
8841     [caption_ setTextColor:[UIColor whiteColor]];
8842     [caption_ setBackgroundColor:[UIColor clearColor]];
8843     [caption_ setShadowColor:[UIColor blackColor]];
8844     [caption_ setTextAlignment:NSTextAlignmentCenter];
8845     [view addSubview:caption_];
8846
8847     CGRect statusrect;
8848     statusrect.size.width = [[self view] frame].size.width;
8849     statusrect.size.height = 30.0f;
8850     statusrect.origin.x = 0;
8851     statusrect.origin.y = Retina([[self view] frame].size.height / 2 - statusrect.size.height);
8852     status_ = [[[UILabel alloc] initWithFrame:statusrect] autorelease];
8853     [status_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8854     [status_ setText:UCLocalize("EXIT_WHEN_COMPLETE")];
8855     [status_ setFont:[UIFont systemFontOfSize:16.0f]];
8856     [status_ setTextColor:[UIColor whiteColor]];
8857     [status_ setBackgroundColor:[UIColor clearColor]];
8858     [status_ setShadowColor:[UIColor blackColor]];
8859     [status_ setTextAlignment:NSTextAlignmentCenter];
8860     [view addSubview:status_];
8861 }
8862
8863 - (void) releaseSubviews {
8864     spinner_ = nil;
8865     status_ = nil;
8866     caption_ = nil;
8867
8868     [super releaseSubviews];
8869 }
8870
8871 @end
8872 /* }}} */
8873
8874 @interface CYURLCache : SDURLCache {
8875 }
8876
8877 @end
8878
8879 @implementation CYURLCache
8880
8881 - (void) logEvent:(NSString *)event forRequest:(NSURLRequest *)request {
8882 #if !ForRelease
8883     if (false);
8884     else if ([event isEqualToString:@"no-cache"])
8885         event = @"!!!";
8886     else if ([event isEqualToString:@"store"])
8887         event = @">>>";
8888     else if ([event isEqualToString:@"invalid"])
8889         event = @"???";
8890     else if ([event isEqualToString:@"memory"])
8891         event = @"mem";
8892     else if ([event isEqualToString:@"disk"])
8893         event = @"ssd";
8894     else if ([event isEqualToString:@"miss"])
8895         event = @"---";
8896
8897     NSLog(@"%@: %@", event, [[request URL] absoluteString]);
8898 #endif
8899 }
8900
8901 - (void) storeCachedResponse:(NSCachedURLResponse *)cached forRequest:(NSURLRequest *)request {
8902     if (NSURLResponse *response = [cached response])
8903         if (NSString *mime = [response MIMEType])
8904             if ([mime isEqualToString:@"text/cache-manifest"]) {
8905                 NSURL *url([response URL]);
8906
8907 #if !ForRelease
8908                 NSLog(@"###: %@", [url absoluteString]);
8909 #endif
8910
8911                 @synchronized (HostConfig_) {
8912                     [CachedURLs_ addObject:url];
8913                 }
8914             }
8915
8916     [super storeCachedResponse:cached forRequest:request];
8917 }
8918
8919 @end
8920
8921 @interface Cydia : UIApplication <
8922     ConfirmationControllerDelegate,
8923     DatabaseDelegate,
8924     CydiaDelegate
8925 > {
8926     _H<UIWindow> window_;
8927     _H<CydiaTabBarController> tabbar_;
8928     _H<CyteTabBarController> emulated_;
8929
8930     _H<NSMutableArray> essential_;
8931     _H<NSMutableArray> broken_;
8932
8933     Database *database_;
8934
8935     _H<NSURL> starturl_;
8936
8937     unsigned locked_;
8938     unsigned activity_;
8939
8940     _H<StashController> stash_;
8941
8942     bool loaded_;
8943 }
8944
8945 - (void) loadData;
8946
8947 @end
8948
8949 @implementation Cydia
8950
8951 - (void) lockSuspend {
8952     if (locked_++ == 0) {
8953         if ($SBSSetInterceptsMenuButtonForever != NULL)
8954             (*$SBSSetInterceptsMenuButtonForever)(true);
8955
8956         [self setIdleTimerDisabled:YES];
8957     }
8958 }
8959
8960 - (void) unlockSuspend {
8961     if (--locked_ == 0) {
8962         [self setIdleTimerDisabled:NO];
8963
8964         if ($SBSSetInterceptsMenuButtonForever != NULL)
8965             (*$SBSSetInterceptsMenuButtonForever)(false);
8966     }
8967 }
8968
8969 - (void) beginUpdate {
8970     [tabbar_ beginUpdate];
8971 }
8972
8973 - (void) cancelUpdate {
8974     [tabbar_ cancelUpdate];
8975 }
8976
8977 - (bool) requestUpdate {
8978     if (IsReachable("cydia.saurik.com")) {
8979         [self beginUpdate];
8980         return true;
8981     } else {
8982         UIAlertView *alert = [[[UIAlertView alloc]
8983             initWithTitle:[NSString stringWithFormat:Colon_, Error_, UCLocalize("REFRESH")]
8984             message:@"Host Unreachable" // XXX: Localize
8985             delegate:self
8986             cancelButtonTitle:UCLocalize("OK")
8987             otherButtonTitles:nil
8988         ] autorelease];
8989
8990         [alert setContext:@"norefresh"];
8991         [alert show];
8992
8993         return false;
8994     }
8995 }
8996
8997 - (BOOL) updating {
8998     return [tabbar_ updating];
8999 }
9000
9001 - (void) _loaded {
9002     if ([broken_ count] != 0) {
9003         int count = [broken_ count];
9004
9005         UIAlertView *alert = [[[UIAlertView alloc]
9006             initWithTitle:(count == 1 ? UCLocalize("HALFINSTALLED_PACKAGE") : [NSString stringWithFormat:UCLocalize("HALFINSTALLED_PACKAGES"), count])
9007             message:UCLocalize("HALFINSTALLED_PACKAGE_EX")
9008             delegate:self
9009             cancelButtonTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("FORCIBLY_CLEAR"), UCLocalize("UNSAFE")]
9010             otherButtonTitles:
9011                 UCLocalize("TEMPORARY_IGNORE"),
9012             nil
9013         ] autorelease];
9014
9015         [alert setContext:@"fixhalf"];
9016         [alert setNumberOfRows:2];
9017         [alert show];
9018     } else if (!Ignored_ && [essential_ count] != 0) {
9019         int count = [essential_ count];
9020
9021         UIAlertView *alert = [[[UIAlertView alloc]
9022             initWithTitle:(count == 1 ? UCLocalize("ESSENTIAL_UPGRADE") : [NSString stringWithFormat:UCLocalize("ESSENTIAL_UPGRADES"), count])
9023             message:UCLocalize("ESSENTIAL_UPGRADE_EX")
9024             delegate:self
9025             cancelButtonTitle:UCLocalize("TEMPORARY_IGNORE")
9026             otherButtonTitles:
9027                 UCLocalize("UPGRADE_ESSENTIAL"),
9028                 UCLocalize("COMPLETE_UPGRADE"),
9029             nil
9030         ] autorelease];
9031
9032         [alert setContext:@"upgrade"];
9033         [alert show];
9034     }
9035 }
9036
9037 - (void) returnToCydia {
9038     [self _loaded];
9039 }
9040
9041 - (void) _saveConfig {
9042     @synchronized (database_) {
9043         _trace();
9044         MetaFile_.Sync();
9045         _trace();
9046     }
9047
9048     if (Changed_) {
9049         NSString *error(nil);
9050
9051         if (NSData *data = [NSPropertyListSerialization dataFromPropertyList:Metadata_ format:NSPropertyListBinaryFormat_v1_0 errorDescription:&error]) {
9052             _trace();
9053             NSError *error(nil);
9054             _root(true) if (![data writeToFile:@"/var/lib/cydia/metadata.plist" options:NSAtomicWrite error:&error])
9055                 NSLog(@"failure to save metadata data: %@", error);
9056             _trace();
9057
9058             Changed_ = false;
9059         } else {
9060             NSLog(@"failure to serialize metadata: %@", error);
9061         }
9062     }
9063
9064     _root(true) CydiaWriteSources();
9065 }
9066
9067 // Navigation controller for the queuing badge.
9068 - (UINavigationController *) queueNavigationController {
9069     NSArray *controllers = [tabbar_ viewControllers];
9070     return [controllers objectAtIndex:3];
9071 }
9072
9073 - (void) unloadData {
9074     [tabbar_ unloadData];
9075 }
9076
9077 - (void) _updateData {
9078     [self _saveConfig];
9079     [self unloadData];
9080
9081     UINavigationController *navigation = [self queueNavigationController];
9082
9083     id queuedelegate = nil;
9084     if ([[navigation viewControllers] count] > 0)
9085         queuedelegate = [[navigation viewControllers] objectAtIndex:0];
9086
9087     [queuedelegate queueStatusDidChange];
9088     [[navigation tabBarItem] setBadgeValue:(Queuing_ ? UCLocalize("Q_D") : nil)];
9089 }
9090
9091 - (void) _refreshIfPossible:(NSDate *)update {
9092     NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
9093
9094     bool recently = false;
9095     if (update != nil) {
9096         NSTimeInterval interval([update timeIntervalSinceNow]);
9097         if (interval <= 0 && interval > -(15*60))
9098             recently = true;
9099     }
9100
9101     // Don't automatic refresh if:
9102     //  - We already refreshed recently.
9103     //  - We already auto-refreshed this launch.
9104     //  - Auto-refresh is disabled.
9105     //  - Cydia's server is not reachable
9106     if (recently || loaded_ || ManualRefresh || !IsReachable("cydia.saurik.com")) {
9107         // If we are cancelling, we need to make sure it knows it's already loaded.
9108         loaded_ = true;
9109
9110         [self performSelectorOnMainThread:@selector(_loaded) withObject:nil waitUntilDone:NO];
9111     } else {
9112         // We are going to load, so remember that.
9113         loaded_ = true;
9114
9115         [tabbar_ performSelectorOnMainThread:@selector(setUpdate:) withObject:update waitUntilDone:NO];
9116     }
9117
9118     [pool release];
9119 }
9120
9121 - (void) refreshIfPossible {
9122     [NSThread detachNewThreadSelector:@selector(_refreshIfPossible:) toTarget:self withObject:[Metadata_ objectForKey:@"LastUpdate"]];
9123 }
9124
9125 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
9126 _profile(reloadDataWithInvocation)
9127 @synchronized (self) {
9128     UIProgressHUD *hud(loaded_ ? [self addProgressHUD] : nil);
9129     if (hud != nil)
9130         [hud setText:UCLocalize("RELOADING_DATA")];
9131
9132     [database_ yieldToSelector:@selector(reloadDataWithInvocation:) withObject:invocation];
9133
9134     size_t changes(0);
9135
9136     [essential_ removeAllObjects];
9137     [broken_ removeAllObjects];
9138
9139     _profile(reloadDataWithInvocation$Essential)
9140     NSArray *packages([database_ packages]);
9141     for (Package *package in packages) {
9142         if ([package half])
9143             [broken_ addObject:package];
9144         if ([package upgradableAndEssential:YES] && ![package ignored]) {
9145             if ([package essential] && [package installed] != nil)
9146                 [essential_ addObject:package];
9147             ++changes;
9148         }
9149     }
9150     _end
9151
9152     UITabBarItem *changesItem = [[[tabbar_ viewControllers] objectAtIndex:2] tabBarItem];
9153     if (changes != 0) {
9154         _trace();
9155         NSString *badge([[NSNumber numberWithInt:changes] stringValue]);
9156         [changesItem setBadgeValue:badge];
9157         [changesItem setAnimatedBadge:([essential_ count] > 0)];
9158         [self setApplicationIconBadgeNumber:changes];
9159     } else {
9160         _trace();
9161         [changesItem setBadgeValue:nil];
9162         [changesItem setAnimatedBadge:NO];
9163         [self setApplicationIconBadgeNumber:0];
9164     }
9165
9166     [self _updateData];
9167
9168     if (hud != nil)
9169         [self removeProgressHUD:hud];
9170 }
9171 _end
9172
9173     PrintTimes();
9174 }
9175
9176 - (void) updateData {
9177     [self _updateData];
9178 }
9179
9180 - (void) updateDataAndLoad {
9181     [self _updateData];
9182     if ([database_ progressDelegate] == nil)
9183         [self _loaded];
9184 }
9185
9186 - (void) update_ {
9187     [database_ update];
9188     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
9189 }
9190
9191 - (void) disemulate {
9192     if (emulated_ == nil)
9193         return;
9194
9195     if ([window_ respondsToSelector:@selector(setRootViewController:)])
9196         [window_ setRootViewController:tabbar_];
9197     else {
9198         [window_ addSubview:[tabbar_ view]];
9199         [[emulated_ view] removeFromSuperview];
9200     }
9201
9202     emulated_ = nil;
9203     [window_ setUserInteractionEnabled:YES];
9204 }
9205
9206 - (void) presentModalViewController:(UIViewController *)controller force:(BOOL)force {
9207     UINavigationController *navigation([[[UINavigationController alloc] initWithRootViewController:controller] autorelease]);
9208     if (IsWildcat_)
9209         [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
9210
9211     UIViewController *parent;
9212     if (emulated_ == nil)
9213         parent = tabbar_;
9214     else if (!force)
9215         parent = emulated_;
9216     else {
9217         [self disemulate];
9218         parent = tabbar_;
9219     }
9220
9221     [parent presentModalViewController:navigation animated:YES];
9222 }
9223
9224 - (ProgressController *) invokeNewProgress:(NSInvocation *)invocation forController:(UINavigationController *)navigation withTitle:(NSString *)title {
9225     ProgressController *progress([[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease]);
9226
9227     if (navigation != nil)
9228         [navigation pushViewController:progress animated:YES];
9229     else
9230         [self presentModalViewController:progress force:YES];
9231
9232     [progress invoke:invocation withTitle:title];
9233     return progress;
9234 }
9235
9236 - (void) detachNewProgressSelector:(SEL)selector toTarget:(id)target forController:(UINavigationController *)navigation title:(NSString *)title {
9237     [self invokeNewProgress:[NSInvocation invocationWithSelector:selector forTarget:target] forController:navigation withTitle:title];
9238 }
9239
9240 - (void) repairWithInvocation:(NSInvocation *)invocation {
9241     _trace();
9242     [self invokeNewProgress:invocation forController:nil withTitle:@"REPAIRING"];
9243     _trace();
9244 }
9245
9246 - (void) repairWithSelector:(SEL)selector {
9247     [self performSelectorOnMainThread:@selector(repairWithInvocation:) withObject:[NSInvocation invocationWithSelector:selector forTarget:database_] waitUntilDone:YES];
9248 }
9249
9250 - (void) reloadData {
9251     [self reloadDataWithInvocation:nil];
9252     if ([database_ progressDelegate] == nil)
9253         [self _loaded];
9254 }
9255
9256 - (void) syncData {
9257     [self _saveConfig];
9258     [self detachNewProgressSelector:@selector(update_) toTarget:self forController:nil title:@"UPDATING_SOURCES"];
9259 }
9260
9261 - (void) addSource:(NSDictionary *) source {
9262     CydiaAddSource(source);
9263 }
9264
9265 - (void) addSource:(NSString *)href withDistribution:(NSString *)distribution andSections:(NSArray *)sections {
9266     CydiaAddSource(href, distribution, sections);
9267 }
9268
9269 - (void) addTrivialSource:(NSString *)href {
9270     CydiaAddSource(href, @"./");
9271 }
9272
9273 - (void) updateValues {
9274     Changed_ = true;
9275 }
9276
9277 - (void) resolve {
9278     pkgProblemResolver *resolver = [database_ resolver];
9279
9280     resolver->InstallProtect();
9281     if (!resolver->Resolve(true))
9282         _error->Discard();
9283 }
9284
9285 - (bool) perform {
9286     // XXX: this is a really crappy way of doing this.
9287     // like, seriously: this state machine is still broken, and cancelling this here doesn't really /fix/ that.
9288     // for one, the user can still /start/ a reloading data event while they have a queue, which is stupid
9289     // for two, this just means there is a race condition between the refresh completing and the confirmation controller appearing.
9290     if ([tabbar_ updating])
9291         [tabbar_ cancelUpdate];
9292
9293     if (![database_ prepare])
9294         return false;
9295
9296     ConfirmationController *page([[[ConfirmationController alloc] initWithDatabase:database_] autorelease]);
9297     [page setDelegate:self];
9298     UINavigationController *confirm_([[[UINavigationController alloc] initWithRootViewController:page] autorelease]);
9299
9300     if (IsWildcat_)
9301         [confirm_ setModalPresentationStyle:UIModalPresentationFormSheet];
9302     [tabbar_ presentModalViewController:confirm_ animated:YES];
9303
9304     return true;
9305 }
9306
9307 - (void) queue {
9308     @synchronized (self) {
9309         [self perform];
9310     }
9311 }
9312
9313 - (void) clearPackage:(Package *)package {
9314     @synchronized (self) {
9315         [package clear];
9316         [self resolve];
9317         [self perform];
9318     }
9319 }
9320
9321 - (void) installPackages:(NSArray *)packages {
9322     @synchronized (self) {
9323         for (Package *package in packages)
9324             [package install];
9325         [self resolve];
9326         [self perform];
9327     }
9328 }
9329
9330 - (void) installPackage:(Package *)package {
9331     @synchronized (self) {
9332         [package install];
9333         [self resolve];
9334         [self perform];
9335     }
9336 }
9337
9338 - (void) removePackage:(Package *)package {
9339     @synchronized (self) {
9340         [package remove];
9341         [self resolve];
9342         [self perform];
9343     }
9344 }
9345
9346 - (void) distUpgrade {
9347     @synchronized (self) {
9348         if (![database_ upgrade])
9349             return;
9350         [self perform];
9351     }
9352 }
9353
9354 - (void) _uicache {
9355     _trace();
9356     system("/usr/bin/uicache");
9357     _trace();
9358 }
9359
9360 - (void) uicache {
9361     UIProgressHUD *hud([self addProgressHUD]);
9362     [hud setText:UCLocalize("LOADING")];
9363     [self yieldToSelector:@selector(_uicache)];
9364     [self removeProgressHUD:hud];
9365 }
9366
9367 - (void) perform_ {
9368     [database_ perform];
9369     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
9370     [self performSelectorOnMainThread:@selector(uicache) withObject:nil waitUntilDone:YES];
9371 }
9372
9373 - (void) confirmWithNavigationController:(UINavigationController *)navigation {
9374     Queuing_ = false;
9375     [self lockSuspend];
9376     [self detachNewProgressSelector:@selector(perform_) toTarget:self forController:navigation title:@"RUNNING"];
9377     [self unlockSuspend];
9378 }
9379
9380 - (void) retainNetworkActivityIndicator {
9381     if (activity_++ == 0)
9382         [self setNetworkActivityIndicatorVisible:YES];
9383
9384 #if TraceLogging
9385     NSLog(@"retainNetworkActivityIndicator->%d", activity_);
9386 #endif
9387 }
9388
9389 - (void) releaseNetworkActivityIndicator {
9390     if (--activity_ == 0)
9391         [self setNetworkActivityIndicatorVisible:NO];
9392
9393 #if TraceLogging
9394     NSLog(@"releaseNetworkActivityIndicator->%d", activity_);
9395 #endif
9396
9397 }
9398
9399 - (void) cancelAndClear:(bool)clear {
9400     @synchronized (self) {
9401         if (clear) {
9402             [database_ clear];
9403             Queuing_ = false;
9404         } else {
9405             Queuing_ = true;
9406         }
9407
9408         [self _updateData];
9409     }
9410 }
9411
9412 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
9413     NSString *context([alert context]);
9414
9415     if ([context isEqualToString:@"conffile"]) {
9416         FILE *input = [database_ input];
9417         if (button == [alert cancelButtonIndex])
9418             fprintf(input, "N\n");
9419         else if (button == [alert firstOtherButtonIndex])
9420             fprintf(input, "Y\n");
9421         fflush(input);
9422
9423         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9424     } else if ([context isEqualToString:@"fixhalf"]) {
9425         if (button == [alert cancelButtonIndex]) {
9426             @synchronized (self) {
9427                 _root(false) for (Package *broken in (id) broken_) {
9428                     [broken remove];
9429
9430                     NSString *id = [broken id];
9431                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.prerm", id] UTF8String]);
9432                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postrm", id] UTF8String]);
9433                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.preinst", id] UTF8String]);
9434                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postinst", id] UTF8String]);
9435                 }
9436
9437                 [self resolve];
9438                 [self perform];
9439             }
9440         } else if (button == [alert firstOtherButtonIndex]) {
9441             [broken_ removeAllObjects];
9442             [self _loaded];
9443         }
9444
9445         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9446     } else if ([context isEqualToString:@"upgrade"]) {
9447         if (button == [alert firstOtherButtonIndex]) {
9448             @synchronized (self) {
9449                 for (Package *essential in (id) essential_)
9450                     [essential install];
9451
9452                 [self resolve];
9453                 [self perform];
9454             }
9455         } else if (button == [alert firstOtherButtonIndex] + 1) {
9456             [self distUpgrade];
9457         } else if (button == [alert cancelButtonIndex]) {
9458             Ignored_ = YES;
9459         }
9460
9461         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9462     }
9463 }
9464
9465 - (void) system:(NSString *)command {
9466     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9467
9468     _trace();
9469     system([command UTF8String]);
9470     _trace();
9471
9472     [pool release];
9473 }
9474
9475 - (void) applicationWillSuspend {
9476     [database_ clean];
9477     [super applicationWillSuspend];
9478 }
9479
9480 - (BOOL) isSafeToSuspend {
9481     if (locked_ != 0) {
9482 #if !ForRelease
9483         NSLog(@"isSafeToSuspend: locked_ != 0");
9484 #endif
9485         return false;
9486     }
9487
9488     if ([tabbar_ modalViewController] != nil)
9489         return false;
9490
9491     // Use external process status API internally.
9492     // This is probably a really bad idea.
9493     // XXX: what is the point of this? does this solve anything at all?
9494     uint64_t status = 0;
9495     int notify_token;
9496     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
9497         notify_get_state(notify_token, &status);
9498         notify_cancel(notify_token);
9499     }
9500
9501     if (status != 0) {
9502 #if !ForRelease
9503         NSLog(@"isSafeToSuspend: status != 0");
9504 #endif
9505         return false;
9506     }
9507
9508 #if !ForRelease
9509     NSLog(@"isSafeToSuspend: -> true");
9510 #endif
9511     return true;
9512 }
9513
9514 - (void) suspendReturningToLastApp:(BOOL)returning {
9515     if ([self isSafeToSuspend])
9516         [super suspendReturningToLastApp:returning];
9517 }
9518
9519 - (void) suspend {
9520     if ([self isSafeToSuspend])
9521         [super suspend];
9522 }
9523
9524 - (void) applicationSuspend {
9525     if ([self isSafeToSuspend])
9526         [super applicationSuspend];
9527 }
9528
9529 - (void) applicationSuspend:(__GSEvent *)event {
9530     if ([self isSafeToSuspend])
9531         [super applicationSuspend:event];
9532 }
9533
9534 - (void) _animateSuspension:(BOOL)arg0 duration:(double)arg1 startTime:(double)arg2 scale:(float)arg3 {
9535     if ([self isSafeToSuspend])
9536         [super _animateSuspension:arg0 duration:arg1 startTime:arg2 scale:arg3];
9537 }
9538
9539 - (void) _setSuspended:(BOOL)value {
9540     if ([self isSafeToSuspend])
9541         [super _setSuspended:value];
9542 }
9543
9544 - (UIProgressHUD *) addProgressHUD {
9545     UIProgressHUD *hud([[[UIProgressHUD alloc] init] autorelease]);
9546     [hud setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
9547
9548     [window_ setUserInteractionEnabled:NO];
9549
9550     UIViewController *target(tabbar_);
9551     if (UIViewController *modal = [target modalViewController])
9552         target = modal;
9553
9554     [hud showInView:[target view]];
9555
9556     [self lockSuspend];
9557     return hud;
9558 }
9559
9560 - (void) removeProgressHUD:(UIProgressHUD *)hud {
9561     [self unlockSuspend];
9562     [hud hide];
9563     [hud removeFromSuperview];
9564     [window_ setUserInteractionEnabled:YES];
9565 }
9566
9567 - (CyteViewController *) pageForPackage:(NSString *)name withReferrer:(NSString *)referrer {
9568     return [[[CYPackageController alloc] initWithDatabase:database_ forPackage:name withReferrer:referrer] autorelease];
9569 }
9570
9571 - (CyteViewController *) pageForURL:(NSURL *)url forExternal:(BOOL)external withReferrer:(NSString *)referrer {
9572     NSString *scheme([[url scheme] lowercaseString]);
9573     if ([[url absoluteString] length] <= [scheme length] + 3)
9574         return nil;
9575     NSString *path([[url absoluteString] substringFromIndex:[scheme length] + 3]);
9576     NSArray *components([path componentsSeparatedByString:@"/"]);
9577
9578     if ([scheme isEqualToString:@"apptapp"] && [components count] > 0 && [[components objectAtIndex:0] isEqualToString:@"package"]) {
9579         CyteViewController *controller([self pageForPackage:[components objectAtIndex:1] withReferrer:referrer]);
9580         if (controller != nil)
9581             [controller setDelegate:self];
9582         return controller;
9583     }
9584
9585     if ([components count] < 1 || ![scheme isEqualToString:@"cydia"])
9586         return nil;
9587
9588     NSString *base([components objectAtIndex:0]);
9589
9590     CyteViewController *controller = nil;
9591
9592     if ([base isEqualToString:@"url"]) {
9593         // This kind of URL can contain slashes in the argument, so we can't parse them below.
9594         NSString *destination = [[url absoluteString] substringFromIndex:([scheme length] + [@"://" length] + [base length] + [@"/" length])];
9595         controller = [[[CydiaWebViewController alloc] initWithURL:[NSURL URLWithString:destination]] autorelease];
9596     } else if (!external && [components count] == 1) {
9597         if ([base isEqualToString:@"sources"]) {
9598             controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9599         }
9600
9601         if ([base isEqualToString:@"home"]) {
9602             controller = [[[HomeController alloc] init] autorelease];
9603         }
9604
9605         if ([base isEqualToString:@"sections"]) {
9606             controller = [[[SectionsController alloc] initWithDatabase:database_ source:nil] autorelease];
9607         }
9608
9609         if ([base isEqualToString:@"search"]) {
9610             controller = [[[SearchController alloc] initWithDatabase:database_ query:nil] autorelease];
9611         }
9612
9613         if ([base isEqualToString:@"changes"]) {
9614             controller = [[[ChangesController alloc] initWithDatabase:database_] autorelease];
9615         }
9616
9617         if ([base isEqualToString:@"installed"]) {
9618             controller = [[[InstalledController alloc] initWithDatabase:database_] autorelease];
9619         }
9620     } else if ([components count] == 2) {
9621         NSString *argument = [[components objectAtIndex:1] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
9622
9623         if ([base isEqualToString:@"package"]) {
9624             controller = [self pageForPackage:argument withReferrer:referrer];
9625         }
9626
9627         if (!external && [base isEqualToString:@"search"]) {
9628             controller = [[[SearchController alloc] initWithDatabase:database_ query:argument] autorelease];
9629         }
9630
9631         if (!external && [base isEqualToString:@"sections"]) {
9632             if ([argument isEqualToString:@"all"] || [argument isEqualToString:@"*"])
9633                 argument = nil;
9634             controller = [[[SectionController alloc] initWithDatabase:database_ source:nil section:argument] autorelease];
9635         }
9636
9637         if (!external && [base isEqualToString:@"sources"]) {
9638             if ([argument isEqualToString:@"add"]) {
9639                 controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9640                 [(SourcesController *)controller showAddSourcePrompt];
9641             } else {
9642                 Source *source([database_ sourceWithKey:argument]);
9643                 controller = [[[SectionsController alloc] initWithDatabase:database_ source:source] autorelease];
9644             }
9645         }
9646
9647         if (!external && [base isEqualToString:@"launch"]) {
9648             [self launchApplicationWithIdentifier:argument suspended:NO];
9649             return nil;
9650         }
9651     } else if (!external && [components count] == 3) {
9652         NSString *arg1 = [[components objectAtIndex:1] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
9653         NSString *arg2 = [[components objectAtIndex:2] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
9654
9655         if ([base isEqualToString:@"package"]) {
9656             if ([arg2 isEqualToString:@"settings"]) {
9657                 controller = [[[PackageSettingsController alloc] initWithDatabase:database_ package:arg1] autorelease];
9658             } else if ([arg2 isEqualToString:@"files"]) {
9659                 if (Package *package = [database_ packageWithName:arg1]) {
9660                     controller = [[[FileTable alloc] initWithDatabase:database_] autorelease];
9661                     [(FileTable *)controller setPackage:package];
9662                 }
9663             }
9664         }
9665
9666         if ([base isEqualToString:@"sections"]) {
9667             Source *source([arg1 isEqualToString:@"*"] ? nil : [database_ sourceWithKey:arg1]);
9668             NSString *section([arg2 isEqualToString:@"*"] ? nil : arg2);
9669             controller = [[[SectionController alloc] initWithDatabase:database_ source:source section:section] autorelease];
9670         }
9671     }
9672
9673     [controller setDelegate:self];
9674     return controller;
9675 }
9676
9677 - (BOOL) openCydiaURL:(NSURL *)url forExternal:(BOOL)external {
9678     CyteViewController *page([self pageForURL:url forExternal:external withReferrer:nil]);
9679
9680     if (page != nil)
9681         [tabbar_ setUnselectedViewController:page];
9682
9683     return page != nil;
9684 }
9685
9686 - (void) applicationOpenURL:(NSURL *)url {
9687     [super applicationOpenURL:url];
9688
9689     if (!loaded_)
9690         starturl_ = url;
9691     else
9692         [self openCydiaURL:url forExternal:YES];
9693 }
9694
9695 - (void) applicationWillResignActive:(UIApplication *)application {
9696     // Stop refreshing if you get a phone call or lock the device.
9697     if ([tabbar_ updating])
9698         [tabbar_ cancelUpdate];
9699
9700     if ([[self superclass] instancesRespondToSelector:@selector(applicationWillResignActive:)])
9701         [super applicationWillResignActive:application];
9702 }
9703
9704 - (void) saveState {
9705     [Metadata_ setObject:[tabbar_ navigationURLCollection] forKey:@"InterfaceState"];
9706     [Metadata_ setObject:[NSDate date] forKey:@"LastClosed"];
9707     [Metadata_ setObject:[NSNumber numberWithInt:[tabbar_ selectedIndex]] forKey:@"InterfaceIndex"];
9708     Changed_ = true;
9709
9710     [self _saveConfig];
9711 }
9712
9713 - (void) applicationWillTerminate:(UIApplication *)application {
9714     [self saveState];
9715 }
9716
9717 - (void) setConfigurationData:(NSString *)data {
9718     static Pcre conffile_r("^'(.*)' '(.*)' ([01]) ([01])$");
9719
9720     if (!conffile_r(data)) {
9721         lprintf("E:invalid conffile\n");
9722         return;
9723     }
9724
9725     NSString *ofile = conffile_r[1];
9726     //NSString *nfile = conffile_r[2];
9727
9728     UIAlertView *alert = [[[UIAlertView alloc]
9729         initWithTitle:UCLocalize("CONFIGURATION_UPGRADE")
9730         message:[NSString stringWithFormat:@"%@\n\n%@", UCLocalize("CONFIGURATION_UPGRADE_EX"), ofile]
9731         delegate:self
9732         cancelButtonTitle:UCLocalize("KEEP_OLD_COPY")
9733         otherButtonTitles:
9734             UCLocalize("ACCEPT_NEW_COPY"),
9735             // XXX: UCLocalize("SEE_WHAT_CHANGED"),
9736         nil
9737     ] autorelease];
9738
9739     [alert setContext:@"conffile"];
9740     [alert setNumberOfRows:2];
9741     [alert show];
9742 }
9743
9744 - (void) addStashController {
9745     [self lockSuspend];
9746     stash_ = [[[StashController alloc] init] autorelease];
9747     [window_ addSubview:[stash_ view]];
9748 }
9749
9750 - (void) removeStashController {
9751     [[stash_ view] removeFromSuperview];
9752     stash_ = nil;
9753     [self unlockSuspend];
9754 }
9755
9756 - (void) stash {
9757     [[UIApplication sharedApplication] setStatusBarStyle:UIStatusBarStyleBlackOpaque];
9758     UpdateExternalStatus(1);
9759     _root(true) [self yieldToSelector:@selector(system:) withObject:@"/usr/libexec/cydia/free.sh"];
9760     UpdateExternalStatus(0);
9761
9762     [self removeStashController];
9763
9764     pid_t pid(ExecFork());
9765     if (pid == 0) {
9766         execlp("launchctl", "launchctl", "stop", "com.apple.SpringBoard", NULL);
9767         perror("launchctl stop");
9768
9769         exit(0);
9770     } ReapZombie(pid);
9771 }
9772
9773 - (void) setupViewControllers {
9774     tabbar_ = [[[CydiaTabBarController alloc] initWithDatabase:database_] autorelease];
9775
9776     NSMutableArray *items;
9777     if (kCFCoreFoundationVersionNumber < 800) {
9778         items = [NSMutableArray arrayWithObjects:
9779             [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage imageNamed:@"home.png"] tag:0] autorelease],
9780             [[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage imageNamed:@"install.png"] tag:0] autorelease],
9781             [[[UITabBarItem alloc] initWithTitle:UCLocalize("CHANGES") image:[UIImage imageNamed:@"changes.png"] tag:0] autorelease],
9782             [[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage imageNamed:@"manage.png"] tag:0] autorelease],
9783             [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage imageNamed:@"search.png"] tag:0] autorelease],
9784         nil];
9785     } else {
9786         items = [NSMutableArray arrayWithObjects:
9787             [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage imageNamed:@"home7.png"] selectedImage:[UIImage imageNamed:@"home7s.png"]] autorelease],
9788             [[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage imageNamed:@"install7.png"] selectedImage:[UIImage imageNamed:@"install7s.png"]] autorelease],
9789             [[[UITabBarItem alloc] initWithTitle:UCLocalize("CHANGES") image:[UIImage imageNamed:@"changes7.png"] selectedImage:[UIImage imageNamed:@"changes7s.png"]] autorelease],
9790             [[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage imageNamed:@"manage7.png"] selectedImage:[UIImage imageNamed:@"manage7s.png"]] autorelease],
9791             [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage imageNamed:@"search7.png"] selectedImage:[UIImage imageNamed:@"search7s.png"]] autorelease],
9792         nil];
9793     }
9794
9795     NSMutableArray *controllers([NSMutableArray array]);
9796     for (UITabBarItem *item in items) {
9797         UINavigationController *controller([[[UINavigationController alloc] init] autorelease]);
9798         [controller setTabBarItem:item];
9799         [controllers addObject:controller];
9800     }
9801     [tabbar_ setViewControllers:controllers];
9802
9803     [tabbar_ setUpdateDelegate:self];
9804 }
9805
9806 - (void) _sendMemoryWarningNotification {
9807     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: maybe 4_0?
9808         [[NSNotificationCenter defaultCenter] postNotificationName:@"UIApplicationMemoryWarningNotification" object:[UIApplication sharedApplication]];
9809     else
9810         [[NSNotificationCenter defaultCenter] postNotificationName:@"UIApplicationDidReceiveMemoryWarningNotification" object:[UIApplication sharedApplication]];
9811 }
9812
9813 - (void) _sendMemoryWarningNotifications {
9814     while (true) {
9815         [self performSelectorOnMainThread:@selector(_sendMemoryWarningNotification) withObject:nil waitUntilDone:NO];
9816         sleep(2);
9817         //usleep(2000000);
9818     }
9819 }
9820
9821 - (void) applicationDidReceiveMemoryWarning:(UIApplication *)application {
9822     NSLog(@"--");
9823     [[NSURLCache sharedURLCache] removeAllCachedResponses];
9824 }
9825
9826 - (void) applicationDidFinishLaunching:(id)unused {
9827     //[NSThread detachNewThreadSelector:@selector(_sendMemoryWarningNotifications) toTarget:self withObject:nil];
9828
9829 _trace();
9830     if ([self respondsToSelector:@selector(setApplicationSupportsShakeToEdit:)])
9831         [self setApplicationSupportsShakeToEdit:NO];
9832
9833     @synchronized (HostConfig_) {
9834         [BridgedHosts_ addObject:[[NSURL URLWithString:CydiaURL(@"")] host]];
9835     }
9836
9837     [NSURLCache setSharedURLCache:[[[CYURLCache alloc]
9838         initWithMemoryCapacity:524288
9839         diskCapacity:10485760
9840         diskPath:Cache("SDURLCache")
9841     ] autorelease]];
9842
9843     [CydiaWebViewController _initialize];
9844
9845     [NSURLProtocol registerClass:[CydiaURLProtocol class]];
9846
9847     // this would disallow http{,s} URLs from accessing this data
9848     //[WebView registerURLSchemeAsLocal:@"cydia"];
9849
9850     Font12_ = [UIFont systemFontOfSize:12];
9851     Font12Bold_ = [UIFont boldSystemFontOfSize:12];
9852     Font14_ = [UIFont systemFontOfSize:14];
9853     Font18_ = [UIFont systemFontOfSize:18];
9854     Font18Bold_ = [UIFont boldSystemFontOfSize:18];
9855     Font22Bold_ = [UIFont boldSystemFontOfSize:22];
9856
9857     essential_ = [NSMutableArray arrayWithCapacity:4];
9858     broken_ = [NSMutableArray arrayWithCapacity:4];
9859
9860     // XXX: I really need this thing... like, seriously... I'm sorry
9861     [[[AppCacheController alloc] initWithURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/appcache/", UI_]]] reloadData];
9862
9863     window_ = [[[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]] autorelease];
9864     [window_ orderFront:self];
9865     [window_ makeKey:self];
9866     [window_ setHidden:NO];
9867
9868     if (false) stash: {
9869         [self addStashController];
9870         // XXX: this would be much cleaner as a yieldToSelector:
9871         // that way the removeStashController could happen right here inline
9872         // we also could no longer require the useless stash_ field anymore
9873         [self performSelector:@selector(stash) withObject:nil afterDelay:0];
9874         return;
9875     }
9876
9877     struct stat root;
9878     int error(stat("/", &root));
9879     _assert(error != -1);
9880
9881     #define Stash_(path) do { \
9882         struct stat folder; \
9883         int error(lstat((path), &folder)); \
9884         if (error != -1 && ( \
9885             folder.st_dev == root.st_dev && \
9886             S_ISDIR(folder.st_mode) \
9887         ) || error == -1 && ( \
9888             errno == ENOENT || \
9889             errno == ENOTDIR \
9890         )) goto stash; \
9891     } while (false)
9892
9893     Stash_("/Applications");
9894     Stash_("/Library/Ringtones");
9895     Stash_("/Library/Wallpaper");
9896     //Stash_("/usr/bin");
9897     Stash_("/usr/include");
9898     Stash_("/usr/lib/pam");
9899     Stash_("/usr/share");
9900     //Stash_("/var/lib");
9901
9902     database_ = [Database sharedInstance];
9903     [database_ setDelegate:self];
9904
9905     [window_ setUserInteractionEnabled:NO];
9906     [self setupViewControllers];
9907
9908     CydiaLoadingViewController *loading([[[CydiaLoadingViewController alloc] init] autorelease]);
9909     UINavigationController *navigation([[[UINavigationController alloc] init] autorelease]);
9910     [navigation setViewControllers:[NSArray arrayWithObject:loading]];
9911
9912     emulated_ = [[[CyteTabBarController alloc] init] autorelease];
9913     [emulated_ setViewControllers:[NSArray arrayWithObject:navigation]];
9914     [emulated_ setSelectedIndex:0];
9915
9916     if ([emulated_ respondsToSelector:@selector(concealTabBarSelection)])
9917         [emulated_ concealTabBarSelection];
9918
9919     if ([window_ respondsToSelector:@selector(setRootViewController:)])
9920         [window_ setRootViewController:emulated_];
9921     else
9922         [window_ addSubview:[emulated_ view]];
9923
9924     [self performSelector:@selector(loadData) withObject:nil afterDelay:0];
9925 _trace();
9926 }
9927
9928 - (NSArray *) defaultStartPages {
9929     NSMutableArray *standard = [NSMutableArray array];
9930     [standard addObject:[NSArray arrayWithObject:@"cydia://home"]];
9931     [standard addObject:[NSArray arrayWithObject:@"cydia://sources"]];
9932     [standard addObject:[NSArray arrayWithObject:@"cydia://changes"]];
9933     [standard addObject:[NSArray arrayWithObject:@"cydia://installed"]];
9934     [standard addObject:[NSArray arrayWithObject:@"cydia://search"]];
9935     return standard;
9936 }
9937
9938 - (void) loadData {
9939 _trace();
9940     if ([emulated_ modalViewController] != nil)
9941         [emulated_ dismissModalViewControllerAnimated:YES];
9942     [window_ setUserInteractionEnabled:NO];
9943
9944     [self reloadDataWithInvocation:nil];
9945     [self refreshIfPossible];
9946     [self disemulate];
9947
9948     int savedIndex = [[Metadata_ objectForKey:@"InterfaceIndex"] intValue];
9949     NSArray *saved = [[[Metadata_ objectForKey:@"InterfaceState"] mutableCopy] autorelease];
9950     int standardIndex = 0;
9951     NSArray *standard = [self defaultStartPages];
9952
9953     BOOL valid = YES;
9954
9955     if (saved == nil)
9956         valid = NO;
9957
9958     NSDate *closed = [Metadata_ objectForKey:@"LastClosed"];
9959     if (valid && closed != nil) {
9960         NSTimeInterval interval([closed timeIntervalSinceNow]);
9961         // XXX: Is 30 minutes the optimal time here?
9962         if (interval <= -(30*60))
9963             valid = NO;
9964     }
9965
9966     if (valid && [saved count] != [standard count])
9967         valid = NO;
9968
9969     if (valid) {
9970         for (unsigned int i = 0; i < [standard count]; i++) {
9971             NSArray *std = [standard objectAtIndex:i], *sav = [saved objectAtIndex:i];
9972             // XXX: The "hasPrefix" sanity check here could be, in theory, fooled,
9973             //      but it's good enough for now.
9974             if ([sav count] == 0 || ![[sav objectAtIndex:0] hasPrefix:[std objectAtIndex:0]]) {
9975                 valid = NO;
9976                 break;
9977             }
9978         }
9979     }
9980
9981     NSArray *items = nil;
9982     if (valid) {
9983         [tabbar_ setSelectedIndex:savedIndex];
9984         items = saved;
9985     } else {
9986         [tabbar_ setSelectedIndex:standardIndex];
9987         items = standard;
9988     }
9989
9990     for (unsigned int tab = 0; tab < [[tabbar_ viewControllers] count]; tab++) {
9991         NSArray *stack = [items objectAtIndex:tab];
9992         UINavigationController *navigation = [[tabbar_ viewControllers] objectAtIndex:tab];
9993         NSMutableArray *current = [NSMutableArray array];
9994
9995         for (unsigned int nav = 0; nav < [stack count]; nav++) {
9996             NSString *addr = [stack objectAtIndex:nav];
9997             NSURL *url = [NSURL URLWithString:addr];
9998             CyteViewController *page = [self pageForURL:url forExternal:NO withReferrer:nil];
9999             if (page != nil)
10000                 [current addObject:page];
10001         }
10002
10003         [navigation setViewControllers:current];
10004     }
10005
10006     // (Try to) show the startup URL.
10007     if (starturl_ != nil) {
10008         [self openCydiaURL:starturl_ forExternal:YES];
10009         starturl_ = nil;
10010     }
10011 }
10012
10013 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item {
10014     if (item != nil && IsWildcat_) {
10015         [sheet showFromBarButtonItem:item animated:YES];
10016     } else {
10017         [sheet showInView:window_];
10018     }
10019 }
10020
10021 - (void) addProgressEvent:(CydiaProgressEvent *)event forTask:(NSString *)task {
10022     id<ProgressDelegate> progress([database_ progressDelegate] ?: [self invokeNewProgress:nil forController:nil withTitle:task]);
10023     [progress setTitle:task];
10024     [progress addProgressEvent:event];
10025 }
10026
10027 - (void) addProgressEventForTask:(NSArray *)data {
10028     CydiaProgressEvent *event([data objectAtIndex:0]);
10029     NSString *task([data count] < 2 ? nil : [data objectAtIndex:1]);
10030     [self addProgressEvent:event forTask:task];
10031 }
10032
10033 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task {
10034     [self performSelectorOnMainThread:@selector(addProgressEventForTask:) withObject:[NSArray arrayWithObjects:event, task, nil] waitUntilDone:YES];
10035 }
10036
10037 @end
10038
10039 /*IMP alloc_;
10040 id Alloc_(id self, SEL selector) {
10041     id object = alloc_(self, selector);
10042     lprintf("[%s]A-%p\n", self->isa->name, object);
10043     return object;
10044 }*/
10045
10046 /*IMP dealloc_;
10047 id Dealloc_(id self, SEL selector) {
10048     id object = dealloc_(self, selector);
10049     lprintf("[%s]D-%p\n", self->isa->name, object);
10050     return object;
10051 }*/
10052
10053 Class $NSURLConnection;
10054
10055 MSHook(id, NSURLConnection$init$, NSURLConnection *self, SEL _cmd, NSURLRequest *request, id delegate, BOOL usesCache, int64_t maxContentLength, BOOL startImmediately, NSDictionary *connectionProperties) {
10056     NSMutableURLRequest *copy([[request mutableCopy] autorelease]);
10057
10058     NSURL *url([copy URL]);
10059
10060     NSString *host([url host]);
10061     NSString *scheme([[url scheme] lowercaseString]);
10062
10063     NSString *compound([NSString stringWithFormat:@"%@:%@", scheme, host]);
10064
10065     @synchronized (HostConfig_) {
10066         if ([copy respondsToSelector:@selector(setHTTPShouldUsePipelining:)])
10067             if ([PipelinedHosts_ containsObject:host] || [PipelinedHosts_ containsObject:compound])
10068                 [copy setHTTPShouldUsePipelining:YES];
10069
10070         if (NSString *control = [copy valueForHTTPHeaderField:@"Cache-Control"])
10071             if ([control isEqualToString:@"max-age=0"])
10072                 if ([CachedURLs_ containsObject:url]) {
10073 #if !ForRelease
10074                     NSLog(@"~~~: %@", url);
10075 #endif
10076
10077                     [copy setCachePolicy:NSURLRequestReturnCacheDataDontLoad];
10078
10079                     [copy setValue:nil forHTTPHeaderField:@"Cache-Control"];
10080                     [copy setValue:nil forHTTPHeaderField:@"If-Modified-Since"];
10081                     [copy setValue:nil forHTTPHeaderField:@"If-None-Match"];
10082                 }
10083     }
10084
10085     if ((self = _NSURLConnection$init$(self, _cmd, copy, delegate, usesCache, maxContentLength, startImmediately, connectionProperties)) != nil) {
10086     } return self;
10087 }
10088
10089 Class $WAKWindow;
10090
10091 static CGSize $WAKWindow$screenSize(WAKWindow *self, SEL _cmd) {
10092     CGSize size([[UIScreen mainScreen] bounds].size);
10093     /*if ([$WAKWindow respondsToSelector:@selector(hasLandscapeOrientation)])
10094         if ([$WAKWindow hasLandscapeOrientation])
10095             std::swap(size.width, size.height);*/
10096     return size;
10097 }
10098
10099 Class $NSUserDefaults;
10100
10101 MSHook(id, NSUserDefaults$objectForKey$, NSUserDefaults *self, SEL _cmd, NSString *key) {
10102     if ([key respondsToSelector:@selector(isEqualToString:)] && [key isEqualToString:@"WebKitLocalStorageDatabasePathPreferenceKey"])
10103         return Cache("LocalStorage");
10104     return _NSUserDefaults$objectForKey$(self, _cmd, key);
10105 }
10106
10107 int main(int argc, char *argv[]) {
10108     seteuid(501);
10109
10110     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
10111
10112     _trace();
10113
10114     UpdateExternalStatus(0);
10115
10116     UIScreen *screen([UIScreen mainScreen]);
10117     if ([screen respondsToSelector:@selector(scale)])
10118         ScreenScale_ = [screen scale];
10119     else
10120         ScreenScale_ = 1;
10121
10122     UIDevice *device([UIDevice currentDevice]);
10123     if ([device respondsToSelector:@selector(userInterfaceIdiom)]) {
10124         UIUserInterfaceIdiom idiom([device userInterfaceIdiom]);
10125         if (idiom == UIUserInterfaceIdiomPad)
10126             IsWildcat_ = true;
10127     }
10128
10129     Idiom_ = IsWildcat_ ? @"ipad" : @"iphone";
10130
10131     Pcre pattern("^([0-9]+\\.[0-9]+)");
10132
10133     if (pattern([device systemVersion]))
10134         Firmware_ = pattern[1];
10135     if (pattern(Cydia_))
10136         Major_ = pattern[1];
10137
10138     SessionData_ = [NSMutableDictionary dictionaryWithCapacity:4];
10139
10140     HostConfig_ = [[[NSObject alloc] init] autorelease];
10141     @synchronized (HostConfig_) {
10142         BridgedHosts_ = [NSMutableSet setWithCapacity:4];
10143         TokenHosts_ = [NSMutableSet setWithCapacity:4];
10144         InsecureHosts_ = [NSMutableSet setWithCapacity:4];
10145         PipelinedHosts_ = [NSMutableSet setWithCapacity:4];
10146         CachedURLs_ = [NSMutableSet setWithCapacity:32];
10147     }
10148
10149     NSString *ui(@"ui/ios");
10150     if (Idiom_ != nil)
10151         ui = [ui stringByAppendingString:[NSString stringWithFormat:@"~%@", Idiom_]];
10152     ui = [ui stringByAppendingString:[NSString stringWithFormat:@"/%@", Major_]];
10153     UI_ = CydiaURL(ui);
10154
10155     PackageName = reinterpret_cast<CYString &(*)(Package *, SEL)>(method_getImplementation(class_getInstanceMethod([Package class], @selector(cyname))));
10156
10157     /* Library Hacks {{{ */
10158     class_addMethod(objc_getClass("DOMNodeList"), @selector(countByEnumeratingWithState:objects:count:), (IMP) &DOMNodeList$countByEnumeratingWithState$objects$count$, "I20@0:4^{NSFastEnumerationState}8^@12I16");
10159
10160     $WAKWindow = objc_getClass("WAKWindow");
10161     if ($WAKWindow != NULL)
10162         if (Method method = class_getInstanceMethod($WAKWindow, @selector(screenSize)))
10163             method_setImplementation(method, (IMP) &$WAKWindow$screenSize);
10164
10165     $NSURLConnection = objc_getClass("NSURLConnection");
10166     Method NSURLConnection$init$(class_getInstanceMethod($NSURLConnection, @selector(_initWithRequest:delegate:usesCache:maxContentLength:startImmediately:connectionProperties:)));
10167     if (NSURLConnection$init$ != NULL) {
10168         _NSURLConnection$init$ = reinterpret_cast<id (*)(NSURLConnection *, SEL, NSURLRequest *, id, BOOL, int64_t, BOOL, NSDictionary *)>(method_getImplementation(NSURLConnection$init$));
10169         method_setImplementation(NSURLConnection$init$, reinterpret_cast<IMP>(&$NSURLConnection$init$));
10170     }
10171
10172     $NSUserDefaults = objc_getClass("NSUserDefaults");
10173     Method NSUserDefaults$objectForKey$(class_getInstanceMethod($NSUserDefaults, @selector(objectForKey:)));
10174     if (NSUserDefaults$objectForKey$ != NULL) {
10175         _NSUserDefaults$objectForKey$ = reinterpret_cast<id (*)(NSUserDefaults *, SEL, NSString *)>(method_getImplementation(NSUserDefaults$objectForKey$));
10176         method_setImplementation(NSUserDefaults$objectForKey$, reinterpret_cast<IMP>(&$NSUserDefaults$objectForKey$));
10177     }
10178     /* }}} */
10179     /* Set Locale {{{ */
10180     Locale_ = CFLocaleCopyCurrent();
10181     Languages_ = [NSLocale preferredLanguages];
10182
10183     //CFStringRef locale(CFLocaleGetIdentifier(Locale_));
10184     //NSLog(@"%@", [Languages_ description]);
10185
10186     const char *lang;
10187     if (Locale_ != NULL)
10188         lang = [(NSString *) CFLocaleGetIdentifier(Locale_) UTF8String];
10189     else if (Languages_ != nil && [Languages_ count] != 0)
10190         lang = [[Languages_ objectAtIndex:0] UTF8String];
10191     else
10192         // XXX: consider just setting to C and then falling through?
10193         lang = NULL;
10194
10195     if (lang != NULL) {
10196         Pcre pattern("^([a-z][a-z])(?:-[A-Za-z]*)?(_[A-Z][A-Z])?$");
10197         lang = !pattern(lang) ? NULL : [pattern->*@"%1$@%2$@" UTF8String];
10198     }
10199
10200     NSLog(@"Setting Language: %s", lang);
10201
10202     if (lang != NULL) {
10203         setenv("LANG", lang, true);
10204         std::setlocale(LC_ALL, lang);
10205     }
10206     /* }}} */
10207     /* Index Collation {{{ */
10208     if (Class $UILocalizedIndexedCollation = objc_getClass("UILocalizedIndexedCollation")) { @try {
10209         NSBundle *bundle([NSBundle bundleForClass:$UILocalizedIndexedCollation]);
10210         NSString *path([bundle pathForResource:@"UITableViewLocalizedSectionIndex" ofType:@"plist"]);
10211         //path = @"/System/Library/Frameworks/UIKit.framework/.lproj/UITableViewLocalizedSectionIndex.plist";
10212         NSDictionary *dictionary([NSDictionary dictionaryWithContentsOfFile:path]);
10213         _H<UILocalizedIndexedCollation> collation([[[$UILocalizedIndexedCollation alloc] initWithDictionary:dictionary] autorelease]);
10214
10215         CollationLocale_ = MSHookIvar<NSLocale *>(collation, "_locale");
10216
10217         if (kCFCoreFoundationVersionNumber >= 800 && [[CollationLocale_ localeIdentifier] isEqualToString:@"zh@collation=stroke"]) {
10218             CollationThumbs_ = [NSArray arrayWithObjects:@"1",@"•",@"4",@"•",@"7",@"•",@"10",@"•",@"13",@"•",@"16",@"•",@"19",@"A",@"•",@"E",@"•",@"I",@"•",@"M",@"•",@"R",@"•",@"V",@"•",@"Z",@"#",nil];
10219             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})
10220                 CollationOffset_.push_back(offset);
10221             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];
10222             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];
10223         } else {
10224
10225         CollationThumbs_ = [collation sectionIndexTitles];
10226         for (size_t index(0), end([CollationThumbs_ count]); index != end; ++index)
10227             CollationOffset_.push_back([collation sectionForSectionIndexTitleAtIndex:index]);
10228
10229         CollationTitles_ = [collation sectionTitles];
10230         CollationStarts_ = MSHookIvar<NSArray *>(collation, "_sectionStartStrings");
10231
10232         NSString *&transform(MSHookIvar<NSString *>(collation, "_transform"));
10233         if (&transform != NULL && transform != nil) {
10234             /*if ([collation respondsToSelector:@selector(transformedCollationStringForString:)])
10235                 CollationModify_ = [=](NSString *value) { return [collation transformedCollationStringForString:value]; };*/
10236             const UChar *uid(reinterpret_cast<const UChar *>([transform cStringUsingEncoding:NSUnicodeStringEncoding]));
10237             UErrorCode code(U_ZERO_ERROR);
10238             CollationTransl_ = utrans_openU(uid, -1, UTRANS_FORWARD, NULL, 0, NULL, &code);
10239             if (!U_SUCCESS(code))
10240                 NSLog(@"%s", u_errorName(code));
10241         }
10242
10243         }
10244     } @catch (NSException *e) {
10245         NSLog(@"%@", e);
10246         goto hard;
10247     } } else hard: {
10248         CollationLocale_ = [[[NSLocale alloc] initWithLocaleIdentifier:@"en@collation=dictionary"] autorelease];
10249
10250         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];
10251         for (NSInteger offset(0); offset != 28; ++offset)
10252             CollationOffset_.push_back(offset);
10253
10254         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];
10255         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];
10256     }
10257     /* }}} */
10258
10259     apr_app_initialize(&argc, const_cast<const char * const **>(&argv), NULL);
10260
10261     /* Parse Arguments {{{ */
10262     bool substrate(false);
10263
10264     if (argc != 0) {
10265         char **args(argv);
10266         int arge(1);
10267
10268         for (int argi(1); argi != argc; ++argi)
10269             if (strcmp(argv[argi], "--") == 0) {
10270                 arge = argi;
10271                 argv[argi] = argv[0];
10272                 argv += argi;
10273                 argc -= argi;
10274                 break;
10275             }
10276
10277         for (int argi(1); argi != arge; ++argi)
10278             if (strcmp(args[argi], "--substrate") == 0)
10279                 substrate = true;
10280             else
10281                 fprintf(stderr, "unknown argument: %s\n", args[argi]);
10282     }
10283     /* }}} */
10284
10285     App_ = [[NSBundle mainBundle] bundlePath];
10286     Advanced_ = YES;
10287
10288     Cache_ = [[NSString stringWithFormat:@"%@/Library/Caches/com.saurik.Cydia", @"/var/mobile"] retain];
10289
10290     /*Method alloc = class_getClassMethod([NSObject class], @selector(alloc));
10291     alloc_ = alloc->method_imp;
10292     alloc->method_imp = (IMP) &Alloc_;*/
10293
10294     /*Method dealloc = class_getClassMethod([NSObject class], @selector(dealloc));
10295     dealloc_ = dealloc->method_imp;
10296     dealloc->method_imp = (IMP) &Dealloc_;*/
10297
10298     void *gestalt(dlopen("/usr/lib/libMobileGestalt.dylib", RTLD_GLOBAL | RTLD_LAZY));
10299     $MGCopyAnswer = reinterpret_cast<CFStringRef (*)(CFStringRef)>(dlsym(gestalt, "MGCopyAnswer"));
10300
10301     /* System Information {{{ */
10302     size_t size;
10303
10304     int maxproc;
10305     size = sizeof(maxproc);
10306     if (sysctlbyname("kern.maxproc", &maxproc, &size, NULL, 0) == -1)
10307         perror("sysctlbyname(\"kern.maxproc\", ?)");
10308     else if (maxproc < 64) {
10309         maxproc = 64;
10310         if (sysctlbyname("kern.maxproc", NULL, NULL, &maxproc, sizeof(maxproc)) == -1)
10311             perror("sysctlbyname(\"kern.maxproc\", #)");
10312     }
10313
10314     sysctlbyname("kern.osversion", NULL, &size, NULL, 0);
10315     char *osversion = new char[size];
10316     if (sysctlbyname("kern.osversion", osversion, &size, NULL, 0) == -1)
10317         perror("sysctlbyname(\"kern.osversion\", ?)");
10318     else
10319         System_ = [NSString stringWithUTF8String:osversion];
10320
10321     sysctlbyname("hw.machine", NULL, &size, NULL, 0);
10322     char *machine = new char[size];
10323     if (sysctlbyname("hw.machine", machine, &size, NULL, 0) == -1)
10324         perror("sysctlbyname(\"hw.machine\", ?)");
10325     else
10326         Machine_ = machine;
10327
10328     int64_t usermem(0);
10329     size = sizeof(usermem);
10330     if (sysctlbyname("hw.usermem", &usermem, &size, NULL, 0) == -1)
10331         usermem = 0;
10332
10333     SerialNumber_ = (NSString *) CYIOGetValue("IOService:/", @"IOPlatformSerialNumber");
10334     ChipID_ = [CYHex((NSData *) CYIOGetValue("IODeviceTree:/chosen", @"unique-chip-id"), true) uppercaseString];
10335     BBSNum_ = CYHex((NSData *) CYIOGetValue("IOService:/AppleARMPE/baseband", @"snum"), false);
10336
10337     UniqueID_ = UniqueIdentifier(device);
10338
10339     if (NSDictionary *info = [NSDictionary dictionaryWithContentsOfFile:@"/Applications/MobileSafari.app/Info.plist"]) {
10340         Product_ = [info objectForKey:@"SafariProductVersion"];
10341         Safari_ = [info objectForKey:@"CFBundleVersion"];
10342     }
10343
10344     NSString *agent([NSString stringWithFormat:@"Cydia/%@ CyF/%.2f", Cydia_, kCFCoreFoundationVersionNumber]);
10345
10346     if (Pcre match = Pcre("^[0-9]+(\\.[0-9]+)+", Safari_))
10347         agent = [NSString stringWithFormat:@"Safari/%@ %@", match[0], agent];
10348     if (Pcre match = Pcre("^[0-9]+[A-Z][0-9]+[a-z]?", System_))
10349         agent = [NSString stringWithFormat:@"Mobile/%@ %@", match[0], agent];
10350     if (Pcre match = Pcre("^[0-9]+(\\.[0-9]+)+", Product_))
10351         agent = [NSString stringWithFormat:@"Version/%@ %@", match[0], agent];
10352
10353     UserAgent_ = agent;
10354     /* }}} */
10355     /* Load Database {{{ */
10356     _trace();
10357     Metadata_ = [[[NSMutableDictionary alloc] initWithContentsOfFile:@"/var/lib/cydia/metadata.plist"] autorelease];
10358     _trace();
10359     SectionMap_ = [[[NSDictionary alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"Sections" ofType:@"plist"]] autorelease];
10360
10361     if (Metadata_ == NULL)
10362         Metadata_ = [NSMutableDictionary dictionaryWithCapacity:2];
10363     else {
10364         Settings_ = [Metadata_ objectForKey:@"Settings"];
10365
10366         Packages_ = [Metadata_ objectForKey:@"Packages"];
10367
10368         Values_ = [Metadata_ objectForKey:@"Values"];
10369         Sections_ = [Metadata_ objectForKey:@"Sections"];
10370         Sources_ = [Metadata_ objectForKey:@"Sources"];
10371
10372         Token_ = [Metadata_ objectForKey:@"Token"];
10373
10374         Version_ = [Metadata_ objectForKey:@"Version"];
10375     }
10376
10377     if (Values_ == nil) {
10378         Values_ = [[[NSMutableDictionary alloc] initWithCapacity:4] autorelease];
10379         [Metadata_ setObject:Values_ forKey:@"Values"];
10380     }
10381
10382     if (Sections_ == nil) {
10383         Sections_ = [[[NSMutableDictionary alloc] initWithCapacity:32] autorelease];
10384         [Metadata_ setObject:Sections_ forKey:@"Sections"];
10385     }
10386
10387     if (Sources_ == nil) {
10388         Sources_ = [[[NSMutableDictionary alloc] initWithCapacity:0] autorelease];
10389         [Metadata_ setObject:Sources_ forKey:@"Sources"];
10390     }
10391
10392     if (Version_ == nil) {
10393         Version_ = [NSNumber numberWithUnsignedInt:0];
10394         [Metadata_ setObject:Version_ forKey:@"Version"];
10395     }
10396
10397     if ([Version_ unsignedIntValue] == 0) {
10398         CydiaAddSource(@"http://apt.thebigboss.org/repofiles/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10399         CydiaAddSource(@"http://apt.modmyi.com/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10400         CydiaAddSource(@"http://cydia.zodttd.com/repo/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10401         CydiaAddSource(@"http://repo666.ultrasn0w.com/", @"./");
10402
10403         Version_ = [NSNumber numberWithUnsignedInt:1];
10404         [Metadata_ setObject:Version_ forKey:@"Version"];
10405
10406         [Metadata_ removeObjectForKey:@"LastUpdate"];
10407
10408         Changed_ = true;
10409     }
10410
10411     _H<NSMutableArray> broken([NSMutableArray array]);
10412     for (NSString *key in (id) Sources_)
10413         if ([key rangeOfCharacterFromSet:[NSCharacterSet characterSetWithCharactersInString:@"# "]].location != NSNotFound)
10414             [broken addObject:key];
10415     if ([broken count] != 0) {
10416         for (NSString *key in (id) broken)
10417             [Sources_ removeObjectForKey:key];
10418         Changed_ = true;
10419     } broken = nil;
10420     /* }}} */
10421
10422     _root(true) CydiaWriteSources();
10423
10424     _trace();
10425     _root(true) MetaFile_.Open("/var/lib/cydia/metadata.cb0");
10426     _trace();
10427
10428     if (Packages_ != nil) {
10429         bool fail(false);
10430         CFDictionaryApplyFunction((CFDictionaryRef) Packages_, &PackageImport, &fail);
10431         _trace();
10432
10433         if (!fail) {
10434             [Metadata_ removeObjectForKey:@"Packages"];
10435             Packages_ = nil;
10436             Changed_ = true;
10437         }
10438     }
10439
10440     Finishes_ = [NSArray arrayWithObjects:@"return", @"reopen", @"restart", @"reload", @"reboot", nil];
10441
10442 #define MobileSubstrate_(name) \
10443     if (substrate && access("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", F_OK) == 0) { \
10444         void *handle(dlopen("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", RTLD_LAZY | RTLD_GLOBAL)); \
10445         if (handle == NULL) \
10446             NSLog(@"%s", dlerror()); \
10447     }
10448
10449     MobileSubstrate_(Activator)
10450     MobileSubstrate_(libstatusbar)
10451     MobileSubstrate_(SimulatedKeyEvents)
10452     MobileSubstrate_(WinterBoard)
10453
10454     /*if (substrate && access("/Library/MobileSubstrate/MobileSubstrate.dylib", F_OK) == 0)
10455         dlopen("/Library/MobileSubstrate/MobileSubstrate.dylib", RTLD_LAZY | RTLD_GLOBAL);*/
10456
10457     int version([[NSString stringWithContentsOfFile:@"/var/lib/cydia/firmware.ver"] intValue]);
10458
10459     if (access("/User", F_OK) != 0 || version != 6) {
10460         _trace();
10461         _root(true) system("/usr/libexec/cydia/firmware.sh");
10462         _trace();
10463     }
10464
10465     if (access("/tmp/cydia.chk", F_OK) == 0) {
10466         if (unlink([Cache("pkgcache.bin") UTF8String]) == -1)
10467             _assert(errno == ENOENT);
10468         if (unlink([Cache("srcpkgcache.bin") UTF8String]) == -1)
10469             _assert(errno == ENOENT);
10470     }
10471
10472     /* APT Initialization {{{ */
10473     _assert(pkgInitConfig(*_config));
10474     _assert(pkgInitSystem(*_config, _system));
10475
10476     if (lang != NULL)
10477         _config->Set("APT::Acquire::Translation", lang);
10478
10479     // XXX: this timeout might be important :(
10480     //_config->Set("Acquire::http::Timeout", 15);
10481
10482     _config->Set("Acquire::http::MaxParallel", usermem >= 384 * 1024 * 1024 ? 16 : 3);
10483
10484     mkdir([Cache_ UTF8String], 0755);
10485     mkdir([Cache("archives") UTF8String], 0755);
10486     mkdir([Cache("archives/partial") UTF8String], 0755);
10487     _config->Set("Dir::Cache", [Cache_ UTF8String]);
10488
10489     mkdir([Cache("lists") UTF8String], 0755);
10490     mkdir([Cache("lists/partial") UTF8String], 0755);
10491     mkdir([Cache("periodic") UTF8String], 0755);
10492     _config->Set("Dir::State::Lists", [Cache("lists") UTF8String]);
10493     /* }}} */
10494     /* Color Choices {{{ */
10495     space_ = CGColorSpaceCreateDeviceRGB();
10496
10497     Blue_.Set(space_, 0.2, 0.2, 1.0, 1.0);
10498     Blueish_.Set(space_, 0x19/255.f, 0x32/255.f, 0x50/255.f, 1.0);
10499     Black_.Set(space_, 0.0, 0.0, 0.0, 1.0);
10500     Folder_.Set(space_, 0x8e/255.f, 0x8e/255.f, 0x93/255.f, 1.0);
10501     Off_.Set(space_, 0.9, 0.9, 0.9, 1.0);
10502     White_.Set(space_, 1.0, 1.0, 1.0, 1.0);
10503     Gray_.Set(space_, 0.4, 0.4, 0.4, 1.0);
10504     Green_.Set(space_, 0.0, 0.5, 0.0, 1.0);
10505     Purple_.Set(space_, 0.0, 0.0, 0.7, 1.0);
10506     Purplish_.Set(space_, 0.4, 0.4, 0.8, 1.0);
10507
10508     InstallingColor_ = [UIColor colorWithRed:0.88f green:1.00f blue:0.88f alpha:1.00f];
10509     RemovingColor_ = [UIColor colorWithRed:1.00f green:0.88f blue:0.88f alpha:1.00f];
10510     /* }}}*/
10511     /* UIKit Configuration {{{ */
10512     // XXX: I have a feeling this was important
10513     //UIKeyboardDisableAutomaticAppearance();
10514     /* }}} */
10515
10516     $SBSSetInterceptsMenuButtonForever = reinterpret_cast<void (*)(bool)>(dlsym(RTLD_DEFAULT, "SBSSetInterceptsMenuButtonForever"));
10517
10518     const char *symbol(kCFCoreFoundationVersionNumber >= 800 ? "MGGetBoolAnswer" : "GSSystemHasCapability");
10519     BOOL (*GSSystemHasCapability)(CFStringRef) = reinterpret_cast<BOOL (*)(CFStringRef)>(dlsym(RTLD_DEFAULT, symbol));
10520     bool fast = GSSystemHasCapability != NULL && GSSystemHasCapability(CFSTR("armv7"));
10521
10522     PulseInterval_ = fast ? 50000 : 500000;
10523
10524     Colon_ = UCLocalize("COLON_DELIMITED");
10525     Elision_ = UCLocalize("ELISION");
10526     Error_ = UCLocalize("ERROR");
10527     Warning_ = UCLocalize("WARNING");
10528
10529     _trace();
10530     int value(UIApplicationMain(argc, argv, @"Cydia", @"Cydia"));
10531
10532     CGColorSpaceRelease(space_);
10533     CFRelease(Locale_);
10534
10535     [pool release];
10536     return value;
10537 }