MobileCydia.mm

   1 /* Cydia - iPhone UIKit Front-End for Debian APT
   2  * Copyright (C) 2008-2013  Jay Freeman (saurik)
   3 */
   4
   5 /* GNU General Public License, Version 3 {{{ */
   6 /*
   7  * Cydia is free software: you can redistribute it and/or modify
   8  * it under the terms of the GNU General Public License as published
   9  * by the Free Software Foundation, either version 3 of the License,
  10  * or (at your option) any later version.
  11  *
  12  * Cydia is distributed in the hope that it will be useful, but
  13  * WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  * GNU General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU General Public License
  18  * along with Cydia.  If not, see <http://www.gnu.org/licenses/>.
  19 **/
  20 /* }}} */
  21
  22 // XXX: wtf/FastMalloc.h... wtf?
  23 #define USE_SYSTEM_MALLOC 1
  24
  25 /* #include Directives {{{ */
  26 #include "CyteKit/UCPlatform.h"
  27 #include "CyteKit/Localize.h"
  28
  29 #include <objc/objc.h>
  30 #include <objc/runtime.h>
  31
  32 #include <CoreGraphics/CoreGraphics.h>
  33 #include <Foundation/Foundation.h>
  34
  35 #if 0
  36 #define DEPLOYMENT_TARGET_MACOSX 1
  37 #define CF_BUILDING_CF 1
  38 #include <CoreFoundation/CFInternal.h>
  39 #endif
  40
  41 #include <CoreFoundation/CFUniChar.h>
  42
  43 #include <SystemConfiguration/SystemConfiguration.h>
  44
  45 #include <UIKit/UIKit.h>
  46 #include "iPhonePrivate.h"
  47
  48 #include <IOKit/IOKitLib.h>
  49
  50 #include <QuartzCore/CALayer.h>
  51
  52 #include <WebCore/WebCoreThread.h>
  53 #include <WebKit/DOMHTMLIFrameElement.h>
  54
  55 #include <algorithm>
  56 #include <iomanip>
  57 #include <set>
  58 #include <sstream>
  59 #include <string>
  60
  61 #include <ext/stdio_filebuf.h>
  62
  63 #undef ABS
  64
  65 #include <apt-pkg/acquire.h>
  66 #include <apt-pkg/acquire-item.h>
  67 #include <apt-pkg/algorithms.h>
  68 #include <apt-pkg/cachefile.h>
  69 #include <apt-pkg/clean.h>
  70 #include <apt-pkg/configuration.h>
  71 #include <apt-pkg/debindexfile.h>
  72 #include <apt-pkg/debmetaindex.h>
  73 #include <apt-pkg/error.h>
  74 #include <apt-pkg/init.h>
  75 #include <apt-pkg/mmap.h>
  76 #include <apt-pkg/pkgrecords.h>
  77 #include <apt-pkg/sha1.h>
  78 #include <apt-pkg/sourcelist.h>
  79 #include <apt-pkg/sptr.h>
  80 #include <apt-pkg/strutl.h>
  81 #include <apt-pkg/tagfile.h>
  82
  83 #include <apr-1/apr_pools.h>
  84
  85 #include <sys/types.h>
  86 #include <sys/stat.h>
  87 #include <sys/sysctl.h>
  88 #include <sys/param.h>
  89 #include <sys/mount.h>
  90 #include <sys/reboot.h>
  91
  92 #include <fcntl.h>
  93 #include <notify.h>
  94 #include <dlfcn.h>
  95
  96 extern "C" {
  97 #include <mach-o/nlist.h>
  98 }
  99
 100 #include <cstdio>
 101 #include <cstdlib>
 102 #include <cstring>
 103
 104 #include <errno.h>
 105
 106 #include <Cytore.hpp>
 107 #include "Sources.h"
 108
 109 #include <CydiaSubstrate/CydiaSubstrate.h>
 110 #include "Menes/Menes.h"
 111
 112 #include "CyteKit/IndirectDelegate.h"
 113 #include "CyteKit/PerlCompatibleRegEx.hpp"
 114 #include "CyteKit/TableViewCell.h"
 115 #include "CyteKit/TabBarController.h"
 116 #include "CyteKit/WebScriptObject-Cyte.h"
 117 #include "CyteKit/WebViewController.h"
 118 #include "CyteKit/WebViewTableViewCell.h"
 119 #include "CyteKit/stringWithUTF8Bytes.h"
 120
 121 #include "Cydia/MIMEAddress.h"
 122 #include "Cydia/LoadingViewController.h"
 123 #include "Cydia/ProgressEvent.h"
 124
 125 #include "SDURLCache/SDURLCache.h"
 126 /* }}} */
 127
 128 /* Profiler {{{ */
 129 struct timeval _ltv;
 130 bool _itv;
 131
 132 #define _timestamp ({ \
 133     struct timeval tv; \
 134     gettimeofday(&tv, NULL); \
 135     tv.tv_sec * 1000000 + tv.tv_usec; \
 136 })
 137
 138 typedef std::vector<class ProfileTime *> TimeList;
 139 TimeList times_;
 140
 141 class ProfileTime {
 142   private:
 143     const char *name_;
 144     uint64_t total_;
 145     uint64_t count_;
 146
 147   public:
 148     ProfileTime(const char *name) :
 149         name_(name),
 150         total_(0)
 151     {
 152         times_.push_back(this);
 153     }
 154
 155     void AddTime(uint64_t time) {
 156         total_ += time;
 157         ++count_;
 158     }
 159
 160     void Print() {
 161         if (total_ != 0)
 162             std::cerr << std::setw(5) << count_ << ", " << std::setw(7) << total_ << " : " << name_ << std::endl;
 163         total_ = 0;
 164         count_ = 0;
 165     }
 166 };
 167
 168 class ProfileTimer {
 169   private:
 170     ProfileTime &time_;
 171     uint64_t start_;
 172
 173   public:
 174     ProfileTimer(ProfileTime &time) :
 175         time_(time),
 176         start_(_timestamp)
 177     {
 178     }
 179
 180     ~ProfileTimer() {
 181         time_.AddTime(_timestamp - start_);
 182     }
 183 };
 184
 185 void PrintTimes() {
 186     for (TimeList::const_iterator i(times_.begin()); i != times_.end(); ++i)
 187         (*i)->Print();
 188     std::cerr << "========" << std::endl;
 189 }
 190
 191 #define _profile(name) { \
 192     static ProfileTime name(#name); \
 193     ProfileTimer _ ## name(name);
 194
 195 #define _end }
 196 /* }}} */
 197
 198 // XXX: I hate clang. Apple: please get over your petty hatred of GPL and fix your gcc fork
 199 #define synchronized(lock) \
 200     synchronized(static_cast<NSObject *>(lock))
 201
 202 extern NSString *Cydia_;
 203
 204 #define lprintf(args...) fprintf(stderr, args)
 205
 206 #define ForRelease 1
 207 #define TraceLogging (1 && !ForRelease)
 208 #define HistogramInsertionSort (!ForRelease ? 0 : 0)
 209 #define ProfileTimes (0 && !ForRelease)
 210 #define ForSaurik (0 && !ForRelease)
 211 #define LogBrowser (0 && !ForRelease)
 212 #define TrackResize (0 && !ForRelease)
 213 #define ManualRefresh (1 && !ForRelease)
 214 #define ShowInternals (0 && !ForRelease)
 215 #define AlwaysReload (0 && !ForRelease)
 216 #define TryIndexedCollation (0 && !ForRelease)
 217
 218 #if !TraceLogging
 219 #undef _trace
 220 #define _trace(args...)
 221 #endif
 222
 223 #if !ProfileTimes
 224 #undef _profile
 225 #define _profile(name) {
 226 #undef _end
 227 #define _end }
 228 #define PrintTimes() do {} while (false)
 229 #endif
 230
 231 // Hash Functions/Structures {{{
 232 extern "C" uint32_t hashlittle(const void *key, size_t length, uint32_t initval = 0);
 233
 234 union SplitHash {
 235     uint32_t u32;
 236     uint16_t u16[2];
 237 };
 238 // }}}
 239
 240 static NSString *Colon_;
 241 NSString *Elision_;
 242 static NSString *Error_;
 243 static NSString *Warning_;
 244
 245 static NSString *Cache_;
 246
 247 static void (*$SBSSetInterceptsMenuButtonForever)(bool);
 248
 249 static CFStringRef (*$MGCopyAnswer)(CFStringRef);
 250
 251 static NSString *UniqueIdentifier(UIDevice *device = nil) {
 252     if (kCFCoreFoundationVersionNumber < 800) // iOS 7.x
 253         return [device ?: [UIDevice currentDevice] uniqueIdentifier];
 254     else
 255         return [(id)$MGCopyAnswer(CFSTR("UniqueDeviceID")) autorelease];
 256 }
 257
 258 static bool IsReachable(const char *name) {
 259     SCNetworkReachabilityFlags flags; {
 260         SCNetworkReachabilityRef reachability(SCNetworkReachabilityCreateWithName(kCFAllocatorDefault, name));
 261         SCNetworkReachabilityGetFlags(reachability, &flags);
 262         CFRelease(reachability);
 263     }
 264
 265     // XXX: this elaborate mess is what Apple is using to determine this? :(
 266     // XXX: do we care if the user has to intervene? maybe that's ok?
 267     return
 268         (flags & kSCNetworkReachabilityFlagsReachable) != 0 && (
 269             (flags & kSCNetworkReachabilityFlagsConnectionRequired) == 0 || (
 270                 (flags & kSCNetworkReachabilityFlagsConnectionOnDemand) != 0 ||
 271                 (flags & kSCNetworkReachabilityFlagsConnectionOnTraffic) != 0
 272             ) && (flags & kSCNetworkReachabilityFlagsInterventionRequired) == 0 ||
 273             (flags & kSCNetworkReachabilityFlagsIsWWAN) != 0
 274         )
 275     ;
 276 }
 277
 278 static const NSUInteger UIViewAutoresizingFlexibleBoth(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight);
 279
 280 static _finline NSString *CydiaURL(NSString *path) {
 281     char page[26];
 282     page[0] = 'h'; page[1] = 't'; page[2] = 't'; page[3] = 'p'; page[4] = 's';
 283     page[5] = ':'; page[6] = '/'; page[7] = '/'; page[8] = 'c'; page[9] = 'y';
 284     page[10] = 'd'; page[11] = 'i'; page[12] = 'a'; page[13] = '.'; page[14] = 's';
 285     page[15] = 'a'; page[16] = 'u'; page[17] = 'r'; page[18] = 'i'; page[19] = 'k';
 286     page[20] = '.'; page[21] = 'c'; page[22] = 'o'; page[23] = 'm'; page[24] = '/';
 287     page[25] = '\0';
 288     return [[NSString stringWithUTF8String:page] stringByAppendingString:path];
 289 }
 290
 291 static void ReapZombie(pid_t pid) {
 292     int status;
 293   wait:
 294     if (waitpid(pid, &status, 0) == -1)
 295         if (errno == EINTR)
 296             goto wait;
 297         else _assert(false);
 298 }
 299
 300 static _finline void UpdateExternalStatus(uint64_t newStatus) {
 301     int notify_token;
 302     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
 303         notify_set_state(notify_token, newStatus);
 304         notify_cancel(notify_token);
 305     }
 306     notify_post("com.saurik.Cydia.status");
 307 }
 308
 309 static CGFloat CYStatusBarHeight() {
 310     CGSize size([[UIApplication sharedApplication] statusBarFrame].size);
 311     return UIInterfaceOrientationIsPortrait([[UIApplication sharedApplication] statusBarOrientation]) ? size.height : size.width;
 312 }
 313
 314 /* NSForcedOrderingSearch doesn't work on the iPhone */
 315 static const NSStringCompareOptions MatchCompareOptions_ = NSLiteralSearch | NSCaseInsensitiveSearch;
 316 static const NSStringCompareOptions LaxCompareOptions_ = NSNumericSearch | NSDiacriticInsensitiveSearch | NSWidthInsensitiveSearch | NSCaseInsensitiveSearch;
 317 static const CFStringCompareFlags LaxCompareFlags_ = kCFCompareCaseInsensitive | kCFCompareNonliteral | kCFCompareLocalized | kCFCompareNumerically | kCFCompareWidthInsensitive | kCFCompareForcedOrdering;
 318
 319 /* Insertion Sort {{{ */
 320
 321 CFIndex SKBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 322     const char *ptr = (const char *)list;
 323     while (0 < count) {
 324         CFIndex half = count / 2;
 325         const char *probe = ptr + elementSize * half;
 326         CFComparisonResult cr = comparator(element, probe, context);
 327     if (0 == cr) return (probe - (const char *)list) / elementSize;
 328         ptr = (cr < 0) ? ptr : probe + elementSize;
 329         count = (cr < 0) ? half : (half + (count & 1) - 1);
 330     }
 331     return (ptr - (const char *)list) / elementSize;
 332 }
 333
 334 CFIndex CFBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 335     const char *ptr = (const char *)list;
 336     while (0 < count) {
 337         CFIndex half = count / 2;
 338         const char *probe = ptr + elementSize * half;
 339         CFComparisonResult cr = comparator(element, probe, context);
 340     if (0 == cr) return (probe - (const char *)list) / elementSize;
 341         ptr = (cr < 0) ? ptr : probe + elementSize;
 342         count = (cr < 0) ? half : (half + (count & 1) - 1);
 343     }
 344     return (ptr - (const char *)list) / elementSize;
 345 }
 346
 347 void CFArrayInsertionSortValues(CFMutableArrayRef array, CFRange range, CFComparatorFunction comparator, void *context) {
 348     if (range.length == 0)
 349         return;
 350     const void **values(new const void *[range.length]);
 351     CFArrayGetValues(array, range, values);
 352
 353 #if HistogramInsertionSort > 0
 354     uint32_t total(0), *offsets(new uint32_t[range.length]);
 355 #endif
 356
 357     for (CFIndex index(1); index != range.length; ++index) {
 358         const void *value(values[index]);
 359         //CFIndex correct(SKBSearch_(&value, sizeof(const void *), values, index, comparator, context));
 360         CFIndex correct(index);
 361         while (comparator(value, values[correct - 1], context) == kCFCompareLessThan) {
 362 #if HistogramInsertionSort > 1
 363             NSLog(@"%@ < %@", value, values[correct - 1]);
 364 #endif
 365             if (--correct == 0)
 366                 break;
 367         }
 368         if (correct != index) {
 369             size_t offset(index - correct);
 370 #if HistogramInsertionSort
 371             total += offset;
 372             ++offsets[offset];
 373             if (offset > 10)
 374                 NSLog(@"Heavy Insertion Displacement: %u = %@", offset, value);
 375 #endif
 376             memmove(values + correct + 1, values + correct, sizeof(const void *) * offset);
 377             values[correct] = value;
 378         }
 379     }
 380
 381     CFArrayReplaceValues(array, range, values, range.length);
 382     delete [] values;
 383
 384 #if HistogramInsertionSort > 0
 385     for (CFIndex index(0); index != range.length; ++index)
 386         if (offsets[index] != 0)
 387             NSLog(@"Insertion Displacement [%u]: %u", index, offsets[index]);
 388     NSLog(@"Average Insertion Displacement: %f", double(total) / range.length);
 389     delete [] offsets;
 390 #endif
 391 }
 392
 393 /* }}} */
 394
 395 /* Apple Bug Fixes {{{ */
 396 @implementation UIWebDocumentView (Cydia)
 397
 398 - (void) _setScrollerOffset:(CGPoint)offset {
 399     UIScroller *scroller([self _scroller]);
 400
 401     CGSize size([scroller contentSize]);
 402     CGSize bounds([scroller bounds].size);
 403
 404     CGPoint max;
 405     max.x = size.width - bounds.width;
 406     max.y = size.height - bounds.height;
 407
 408     // wtf Apple?!
 409     if (max.x < 0)
 410         max.x = 0;
 411     if (max.y < 0)
 412         max.y = 0;
 413
 414     offset.x = offset.x < 0 ? 0 : offset.x > max.x ? max.x : offset.x;
 415     offset.y = offset.y < 0 ? 0 : offset.y > max.y ? max.y : offset.y;
 416
 417     [scroller setOffset:offset];
 418 }
 419
 420 @end
 421 /* }}} */
 422
 423 NSUInteger DOMNodeList$countByEnumeratingWithState$objects$count$(DOMNodeList *self, SEL sel, NSFastEnumerationState *state, id *objects, NSUInteger count) {
 424     size_t length([self length] - state->state);
 425     if (length <= 0)
 426         return 0;
 427     else if (length > count)
 428         length = count;
 429     for (size_t i(0); i != length; ++i)
 430         objects[i] = [self item:state->state++];
 431     state->itemsPtr = objects;
 432     state->mutationsPtr = (unsigned long *) self;
 433     return length;
 434 }
 435
 436 /* Cydia NSString Additions {{{ */
 437 @interface NSString (Cydia)
 438 - (NSComparisonResult) compareByPath:(NSString *)other;
 439 - (NSString *) stringByAddingPercentEscapesIncludingReserved;
 440 @end
 441
 442 @implementation NSString (Cydia)
 443
 444 - (NSComparisonResult) compareByPath:(NSString *)other {
 445     NSString *prefix = [self commonPrefixWithString:other options:0];
 446     size_t length = [prefix length];
 447
 448     NSRange lrange = NSMakeRange(length, [self length] - length);
 449     NSRange rrange = NSMakeRange(length, [other length] - length);
 450
 451     lrange = [self rangeOfString:@"/" options:0 range:lrange];
 452     rrange = [other rangeOfString:@"/" options:0 range:rrange];
 453
 454     NSComparisonResult value;
 455
 456     if (lrange.location == NSNotFound && rrange.location == NSNotFound)
 457         value = NSOrderedSame;
 458     else if (lrange.location == NSNotFound)
 459         value = NSOrderedAscending;
 460     else if (rrange.location == NSNotFound)
 461         value = NSOrderedDescending;
 462     else
 463         value = NSOrderedSame;
 464
 465     NSString *lpath = lrange.location == NSNotFound ? [self substringFromIndex:length] :
 466         [self substringWithRange:NSMakeRange(length, lrange.location - length)];
 467     NSString *rpath = rrange.location == NSNotFound ? [other substringFromIndex:length] :
 468         [other substringWithRange:NSMakeRange(length, rrange.location - length)];
 469
 470     NSComparisonResult result = [lpath compare:rpath];
 471     return result == NSOrderedSame ? value : result;
 472 }
 473
 474 - (NSString *) stringByAddingPercentEscapesIncludingReserved {
 475     return [(id)CFURLCreateStringByAddingPercentEscapes(
 476         kCFAllocatorDefault,
 477         (CFStringRef) self,
 478         NULL,
 479         CFSTR(";/?:@&=+$,"),
 480         kCFStringEncodingUTF8
 481     ) autorelease];
 482 }
 483
 484 @end
 485 /* }}} */
 486
 487 /* C++ NSString Wrapper Cache {{{ */
 488 static _finline CFStringRef CYStringCreate(const char *data, size_t size) {
 489     return size == 0 ? NULL :
 490         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingUTF8, NO, kCFAllocatorNull) ?:
 491         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingISOLatin1, NO, kCFAllocatorNull);
 492 }
 493
 494 static _finline CFStringRef CYStringCreate(const char *data) {
 495     return CYStringCreate(data, strlen(data));
 496 }
 497
 498 class CYString {
 499   private:
 500     char *data_;
 501     size_t size_;
 502     CFStringRef cache_;
 503
 504     _finline void clear_() {
 505         if (cache_ != NULL) {
 506             CFRelease(cache_);
 507             cache_ = NULL;
 508         }
 509     }
 510
 511   public:
 512     _finline bool empty() const {
 513         return size_ == 0;
 514     }
 515
 516     _finline size_t size() const {
 517         return size_;
 518     }
 519
 520     _finline char *data() const {
 521         return data_;
 522     }
 523
 524     _finline void clear() {
 525         size_ = 0;
 526         clear_();
 527     }
 528
 529     _finline CYString() :
 530         data_(0),
 531         size_(0),
 532         cache_(NULL)
 533     {
 534     }
 535
 536     _finline ~CYString() {
 537         clear_();
 538     }
 539
 540     void operator =(const CYString &rhs) {
 541         data_ = rhs.data_;
 542         size_ = rhs.size_;
 543
 544         if (rhs.cache_ == nil)
 545             cache_ = NULL;
 546         else
 547             cache_ = reinterpret_cast<CFStringRef>(CFRetain(rhs.cache_));
 548     }
 549
 550     void copy(apr_pool_t *pool) {
 551         char *temp(reinterpret_cast<char *>(apr_palloc(pool, size_ + 1)));
 552         memcpy(temp, data_, size_);
 553         temp[size_] = '\0';
 554         data_ = temp;
 555     }
 556
 557     void set(apr_pool_t *pool, const char *data, size_t size) {
 558         if (size == 0)
 559             clear();
 560         else {
 561             clear_();
 562
 563             data_ = const_cast<char *>(data);
 564             size_ = size;
 565
 566             if (pool != NULL)
 567                 copy(pool);
 568         }
 569     }
 570
 571     _finline void set(apr_pool_t *pool, const char *data) {
 572         set(pool, data, data == NULL ? 0 : strlen(data));
 573     }
 574
 575     _finline void set(apr_pool_t *pool, const std::string &rhs) {
 576         set(pool, rhs.data(), rhs.size());
 577     }
 578
 579     bool operator ==(const CYString &rhs) const {
 580         return size_ == rhs.size_ && memcmp(data_, rhs.data_, size_) == 0;
 581     }
 582
 583     _finline operator CFStringRef() {
 584         if (cache_ == NULL)
 585             cache_ = CYStringCreate(data_, size_);
 586         return cache_;
 587     }
 588
 589     _finline operator id() {
 590         return (NSString *) static_cast<CFStringRef>(*this);
 591     }
 592
 593     _finline operator const char *() {
 594         return reinterpret_cast<const char *>(data_);
 595     }
 596 };
 597 /* }}} */
 598 /* C++ NSString Algorithm Adapters {{{ */
 599 extern "C" {
 600     CF_EXPORT CFHashCode CFStringHashNSString(CFStringRef str);
 601 }
 602
 603 struct NSStringMapHash :
 604     std::unary_function<NSString *, size_t>
 605 {
 606     _finline size_t operator ()(NSString *value) const {
 607         return CFStringHashNSString((CFStringRef) value);
 608     }
 609 };
 610
 611 struct NSStringMapLess :
 612     std::binary_function<NSString *, NSString *, bool>
 613 {
 614     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 615         return [lhs compare:rhs] == NSOrderedAscending;
 616     }
 617 };
 618
 619 struct NSStringMapEqual :
 620     std::binary_function<NSString *, NSString *, bool>
 621 {
 622     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 623         return CFStringCompare((CFStringRef) lhs, (CFStringRef) rhs, 0) == kCFCompareEqualTo;
 624         //CFEqual((CFTypeRef) lhs, (CFTypeRef) rhs);
 625         //[lhs isEqualToString:rhs];
 626     }
 627 };
 628 /* }}} */
 629
 630 /* CoreGraphics Primitives {{{ */
 631 class CYColor {
 632   private:
 633     CGColorRef color_;
 634
 635     static CGColorRef Create_(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 636         CGFloat color[] = {red, green, blue, alpha};
 637         return CGColorCreate(space, color);
 638     }
 639
 640   public:
 641     CYColor() :
 642         color_(NULL)
 643     {
 644     }
 645
 646     CYColor(CGColorSpaceRef space, float red, float green, float blue, float alpha) :
 647         color_(Create_(space, red, green, blue, alpha))
 648     {
 649         Set(space, red, green, blue, alpha);
 650     }
 651
 652     void Clear() {
 653         if (color_ != NULL)
 654             CGColorRelease(color_);
 655     }
 656
 657     ~CYColor() {
 658         Clear();
 659     }
 660
 661     void Set(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 662         Clear();
 663         color_ = Create_(space, red, green, blue, alpha);
 664     }
 665
 666     operator CGColorRef() {
 667         return color_;
 668     }
 669 };
 670 /* }}} */
 671
 672 /* Random Global Variables {{{ */
 673 static int PulseInterval_ = 500000;
 674
 675 static const NSString *UI_;
 676
 677 static int Finish_;
 678 static bool RestartSubstrate_;
 679 static NSArray *Finishes_;
 680
 681 #define SpringBoard_ "/System/Library/LaunchDaemons/com.apple.SpringBoard.plist"
 682 #define NotifyConfig_ "/etc/notify.conf"
 683
 684 static bool Queuing_;
 685
 686 static CYColor Blue_;
 687 static CYColor Blueish_;
 688 static CYColor Black_;
 689 static CYColor Folder_;
 690 static CYColor Off_;
 691 static CYColor White_;
 692 static CYColor Gray_;
 693 static CYColor Green_;
 694 static CYColor Purple_;
 695 static CYColor Purplish_;
 696
 697 static UIColor *InstallingColor_;
 698 static UIColor *RemovingColor_;
 699
 700 static NSString *App_;
 701
 702 static BOOL Advanced_;
 703 static BOOL Ignored_;
 704
 705 static _H<UIFont> Font12_;
 706 static _H<UIFont> Font12Bold_;
 707 static _H<UIFont> Font14_;
 708 static _H<UIFont> Font18_;
 709 static _H<UIFont> Font18Bold_;
 710 static _H<UIFont> Font22Bold_;
 711
 712 static const char *Machine_ = NULL;
 713 static _H<NSString> System_;
 714 static NSString *SerialNumber_ = nil;
 715 static NSString *ChipID_ = nil;
 716 static NSString *BBSNum_ = nil;
 717 static _H<NSString> Token_;
 718 static _H<NSString> UniqueID_;
 719 static _H<NSString> UserAgent_;
 720 static _H<NSString> Product_;
 721 static _H<NSString> Safari_;
 722
 723 static CFLocaleRef Locale_;
 724 static NSArray *Languages_;
 725 static CGColorSpaceRef space_;
 726
 727 static NSDictionary *SectionMap_;
 728 static NSMutableDictionary *Metadata_;
 729 static _transient NSMutableDictionary *Settings_;
 730 static _transient NSMutableDictionary *Packages_;
 731 static _transient NSMutableDictionary *Values_;
 732 static _transient NSMutableDictionary *Sections_;
 733 _H<NSMutableDictionary> Sources_;
 734 static _transient NSNumber *Version_;
 735 bool Changed_;
 736 static time_t now_;
 737
 738 bool IsWildcat_;
 739 static CGFloat ScreenScale_;
 740 static NSString *Idiom_;
 741 static _H<NSString> Firmware_;
 742 static NSString *Major_;
 743
 744 static _H<NSMutableDictionary> SessionData_;
 745 static _H<NSObject> HostConfig_;
 746 static _H<NSMutableSet> BridgedHosts_;
 747 static _H<NSMutableSet> TokenHosts_;
 748 static _H<NSMutableSet> InsecureHosts_;
 749 static _H<NSMutableSet> PipelinedHosts_;
 750 static _H<NSMutableSet> CachedURLs_;
 751
 752 static NSString *kCydiaProgressEventTypeError = @"Error";
 753 static NSString *kCydiaProgressEventTypeInformation = @"Information";
 754 static NSString *kCydiaProgressEventTypeStatus = @"Status";
 755 static NSString *kCydiaProgressEventTypeWarning = @"Warning";
 756 /* }}} */
 757
 758 /* Display Helpers {{{ */
 759 inline float Interpolate(float begin, float end, float fraction) {
 760     return (end - begin) * fraction + begin;
 761 }
 762
 763 static _finline const char *StripVersion_(const char *version) {
 764     const char *colon(strchr(version, ':'));
 765     return colon == NULL ? version : colon + 1;
 766 }
 767
 768 NSString *LocalizeSection(NSString *section) {
 769     static Pcre title_r("^(.*?) \\((.*)\\)$");
 770     if (title_r(section)) {
 771         NSString *parent(title_r[1]);
 772         NSString *child(title_r[2]);
 773
 774         return [NSString stringWithFormat:UCLocalize("PARENTHETICAL"),
 775             LocalizeSection(parent),
 776             LocalizeSection(child)
 777         ];
 778     }
 779
 780     return [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
 781 }
 782
 783 NSString *Simplify(NSString *title) {
 784     const char *data = [title UTF8String];
 785     size_t size = [title length];
 786
 787     static Pcre square_r("^\\[(.*)\\]$");
 788     if (square_r(data, size))
 789         return Simplify(square_r[1]);
 790
 791     static Pcre paren_r("^\\((.*)\\)$");
 792     if (paren_r(data, size))
 793         return Simplify(paren_r[1]);
 794
 795     static Pcre title_r("^(.*?) \\((.*)\\)$");
 796     if (title_r(data, size))
 797         return Simplify(title_r[1]);
 798
 799     return title;
 800 }
 801 /* }}} */
 802
 803 NSString *GetLastUpdate() {
 804     NSDate *update = [Metadata_ objectForKey:@"LastUpdate"];
 805
 806     if (update == nil)
 807         return UCLocalize("NEVER_OR_UNKNOWN");
 808
 809     CFDateFormatterRef formatter = CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle);
 810     CFStringRef formatted = CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) update);
 811
 812     CFRelease(formatter);
 813
 814     return [(NSString *) formatted autorelease];
 815 }
 816
 817 bool isSectionVisible(NSString *section) {
 818     NSDictionary *metadata([Sections_ objectForKey:(section ?: @"")]);
 819     NSNumber *hidden(metadata == nil ? nil : [metadata objectForKey:@"Hidden"]);
 820     return hidden == nil || ![hidden boolValue];
 821 }
 822
 823 static NSObject *CYIOGetValue(const char *path, NSString *property) {
 824     io_registry_entry_t entry(IORegistryEntryFromPath(kIOMasterPortDefault, path));
 825     if (entry == MACH_PORT_NULL)
 826         return nil;
 827
 828     CFTypeRef value(IORegistryEntryCreateCFProperty(entry, (CFStringRef) property, kCFAllocatorDefault, 0));
 829     IOObjectRelease(entry);
 830
 831     if (value == NULL)
 832         return nil;
 833     return [(id) value autorelease];
 834 }
 835
 836 static NSString *CYHex(NSData *data, bool reverse = false) {
 837     if (data == nil)
 838         return nil;
 839
 840     size_t length([data length]);
 841     uint8_t bytes[length];
 842     [data getBytes:bytes];
 843
 844     char string[length * 2 + 1];
 845     for (size_t i(0); i != length; ++i)
 846         sprintf(string + i * 2, "%.2x", bytes[reverse ? length - i - 1 : i]);
 847
 848     return [NSString stringWithUTF8String:string];
 849 }
 850
 851 @class Cydia;
 852
 853 /* Delegate Prototypes {{{ */
 854 @class Package;
 855 @class Source;
 856 @class CydiaProgressEvent;
 857
 858 @protocol DatabaseDelegate
 859 - (void) repairWithSelector:(SEL)selector;
 860 - (void) setConfigurationData:(NSString *)data;
 861 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task;
 862 @end
 863
 864 @class CYPackageController;
 865
 866 @protocol SourceDelegate
 867 - (void) setFetch:(NSNumber *)fetch;
 868 @end
 869
 870 @protocol FetchDelegate
 871 - (bool) isSourceCancelled;
 872 - (void) startSourceFetch:(NSString *)uri;
 873 - (void) stopSourceFetch:(NSString *)uri;
 874 @end
 875
 876 @protocol CydiaDelegate
 877 - (void) returnToCydia;
 878 - (void) saveState;
 879 - (void) retainNetworkActivityIndicator;
 880 - (void) releaseNetworkActivityIndicator;
 881 - (void) clearPackage:(Package *)package;
 882 - (void) installPackage:(Package *)package;
 883 - (void) installPackages:(NSArray *)packages;
 884 - (void) removePackage:(Package *)package;
 885 - (void) beginUpdate;
 886 - (BOOL) updating;
 887 - (bool) requestUpdate;
 888 - (void) distUpgrade;
 889 - (void) loadData;
 890 - (void) updateData;
 891 - (void) _saveConfig;
 892 - (void) syncData;
 893 - (void) addSource:(NSDictionary *)source;
 894 - (void) addTrivialSource:(NSString *)href;
 895 - (UIProgressHUD *) addProgressHUD;
 896 - (void) removeProgressHUD:(UIProgressHUD *)hud;
 897 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item;
 898 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
 899 @end
 900 /* }}} */
 901
 902 /* CancelStatus {{{ */
 903 class CancelStatus :
 904     public pkgAcquireStatus
 905 {
 906   private:
 907     bool cancelled_;
 908
 909   public:
 910     CancelStatus() :
 911         cancelled_(false)
 912     {
 913     }
 914
 915     virtual bool MediaChange(std::string media, std::string drive) {
 916         return false;
 917     }
 918
 919     virtual void IMSHit(pkgAcquire::ItemDesc &item) {
 920         Done(item);
 921     }
 922
 923     virtual bool Pulse_(pkgAcquire *Owner) = 0;
 924
 925     virtual bool Pulse(pkgAcquire *Owner) {
 926         if (pkgAcquireStatus::Pulse(Owner) && Pulse_(Owner))
 927             return true;
 928         else {
 929             cancelled_ = true;
 930             return false;
 931         }
 932     }
 933
 934     _finline bool WasCancelled() const {
 935         return cancelled_;
 936     }
 937 };
 938 /* }}} */
 939 /* DelegateStatus {{{ */
 940 class CydiaStatus :
 941     public CancelStatus
 942 {
 943   private:
 944     _transient NSObject<ProgressDelegate> *delegate_;
 945
 946   public:
 947     CydiaStatus() :
 948         delegate_(nil)
 949     {
 950     }
 951
 952     void setDelegate(NSObject<ProgressDelegate> *delegate) {
 953         delegate_ = delegate;
 954     }
 955
 956     virtual void Fetch(pkgAcquire::ItemDesc &item) {
 957         NSString *name([NSString stringWithUTF8String:item.ShortDesc.c_str()]);
 958         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithFormat:UCLocalize("DOWNLOADING_"), name] ofType:kCydiaProgressEventTypeStatus forItem:item]);
 959         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
 960     }
 961
 962     virtual void Done(pkgAcquire::ItemDesc &item) {
 963         NSString *name([NSString stringWithUTF8String:item.ShortDesc.c_str()]);
 964         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithFormat:Colon_, UCLocalize("DONE"), name] ofType:kCydiaProgressEventTypeStatus forItem:item]);
 965         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
 966     }
 967
 968     virtual void Fail(pkgAcquire::ItemDesc &item) {
 969         if (
 970             item.Owner->Status == pkgAcquire::Item::StatIdle ||
 971             item.Owner->Status == pkgAcquire::Item::StatDone
 972         )
 973             return;
 974
 975         std::string &error(item.Owner->ErrorText);
 976         if (error.empty())
 977             return;
 978
 979         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:kCydiaProgressEventTypeError forItem:item]);
 980         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
 981     }
 982
 983     virtual bool Pulse_(pkgAcquire *Owner) {
 984         double percent(
 985             double(CurrentBytes + CurrentItems) /
 986             double(TotalBytes + TotalItems)
 987         );
 988
 989         [delegate_ performSelectorOnMainThread:@selector(setProgressStatus:) withObject:[NSDictionary dictionaryWithObjectsAndKeys:
 990             [NSNumber numberWithDouble:percent], @"Percent",
 991
 992             [NSNumber numberWithDouble:CurrentBytes], @"Current",
 993             [NSNumber numberWithDouble:TotalBytes], @"Total",
 994             [NSNumber numberWithDouble:CurrentCPS], @"Speed",
 995         nil] waitUntilDone:YES];
 996
 997         return ![delegate_ isProgressCancelled];
 998     }
 999
1000     virtual void Start() {
1001         pkgAcquireStatus::Start();
1002         [delegate_ performSelectorOnMainThread:@selector(setProgressCancellable:) withObject:[NSNumber numberWithBool:YES] waitUntilDone:YES];
1003     }
1004
1005     virtual void Stop() {
1006         pkgAcquireStatus::Stop();
1007         [delegate_ performSelectorOnMainThread:@selector(setProgressCancellable:) withObject:[NSNumber numberWithBool:NO] waitUntilDone:YES];
1008         [delegate_ performSelectorOnMainThread:@selector(setProgressStatus:) withObject:nil waitUntilDone:YES];
1009     }
1010 };
1011 /* }}} */
1012 /* Database Interface {{{ */
1013 typedef std::map< unsigned long, _H<Source> > SourceMap;
1014
1015 @interface Database : NSObject {
1016     NSZone *zone_;
1017     apr_pool_t *pool_;
1018
1019     unsigned era_;
1020
1021     pkgCacheFile cache_;
1022     pkgDepCache::Policy *policy_;
1023     pkgRecords *records_;
1024     pkgProblemResolver *resolver_;
1025     pkgAcquire *fetcher_;
1026     FileFd *lock_;
1027     SPtr<pkgPackageManager> manager_;
1028     pkgSourceList *list_;
1029
1030     SourceMap sourceMap_;
1031     _H<NSMutableArray> sourceList_;
1032
1033     CFMutableArrayRef packages_;
1034
1035     _transient NSObject<DatabaseDelegate> *delegate_;
1036     _transient NSObject<ProgressDelegate> *progress_;
1037
1038     CydiaStatus status_;
1039
1040     int cydiafd_;
1041     int statusfd_;
1042     FILE *input_;
1043
1044     std::map<const char *, _H<NSString> > sections_;
1045 }
1046
1047 + (Database *) sharedInstance;
1048 - (unsigned) era;
1049
1050 - (void) _readCydia:(NSNumber *)fd;
1051 - (void) _readStatus:(NSNumber *)fd;
1052 - (void) _readOutput:(NSNumber *)fd;
1053
1054 - (FILE *) input;
1055
1056 - (Package *) packageWithName:(NSString *)name;
1057
1058 - (pkgCacheFile &) cache;
1059 - (pkgDepCache::Policy *) policy;
1060 - (pkgRecords *) records;
1061 - (pkgProblemResolver *) resolver;
1062 - (pkgAcquire &) fetcher;
1063 - (pkgSourceList &) list;
1064 - (NSArray *) packages;
1065 - (NSArray *) sources;
1066 - (Source *) sourceWithKey:(NSString *)key;
1067 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
1068
1069 - (void) configure;
1070 - (bool) prepare;
1071 - (void) perform;
1072 - (bool) upgrade;
1073 - (void) update;
1074
1075 - (void) updateWithStatus:(CancelStatus &)status;
1076
1077 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate;
1078
1079 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate;
1080 - (NSObject<ProgressDelegate> *) progressDelegate;
1081
1082 - (Source *) getSource:(pkgCache::PkgFileIterator)file;
1083 - (void) setFetch:(bool)fetch forURI:(const char *)uri;
1084 - (void) resetFetch;
1085
1086 - (NSString *) mappedSectionForPointer:(const char *)pointer;
1087
1088 @end
1089 /* }}} */
1090 /* SourceStatus {{{ */
1091 class SourceStatus :
1092     public CancelStatus
1093 {
1094   private:
1095     _transient NSObject<FetchDelegate> *delegate_;
1096     _transient Database *database_;
1097
1098   public:
1099     SourceStatus(NSObject<FetchDelegate> *delegate, Database *database) :
1100         delegate_(delegate),
1101         database_(database)
1102     {
1103     }
1104
1105     void Set(bool fetch, pkgAcquire::ItemDesc &desc) {
1106         desc.Owner->ID = 0;
1107         [database_ setFetch:fetch forURI:desc.Owner->DescURI().c_str()];
1108     }
1109
1110     virtual void Fetch(pkgAcquire::ItemDesc &desc) {
1111         Set(true, desc);
1112     }
1113
1114     virtual void Done(pkgAcquire::ItemDesc &desc) {
1115         Set(false, desc);
1116     }
1117
1118     virtual void Fail(pkgAcquire::ItemDesc &desc) {
1119         Set(false, desc);
1120     }
1121
1122     virtual bool Pulse_(pkgAcquire *Owner) {
1123         for (pkgAcquire::ItemCIterator item = Owner->ItemsBegin(); item != Owner->ItemsEnd(); ++item)
1124             if ((*item)->ID != 0);
1125             else if ((*item)->Status == pkgAcquire::Item::StatIdle) {
1126                 (*item)->ID = 1;
1127                 [database_ setFetch:true forURI:(*item)->DescURI().c_str()];
1128             } else (*item)->ID = 0;
1129         return ![delegate_ isSourceCancelled];
1130     }
1131
1132     virtual void Stop() {
1133         pkgAcquireStatus::Stop();
1134         [database_ resetFetch];
1135     }
1136 };
1137 /* }}} */
1138 /* ProgressEvent Implementation {{{ */
1139 @implementation CydiaProgressEvent
1140
1141 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type {
1142     return [[[CydiaProgressEvent alloc] initWithMessage:message ofType:type] autorelease];
1143 }
1144
1145 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forPackage:(NSString *)package {
1146     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1147     [event setPackage:package];
1148     return event;
1149 }
1150
1151 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forItem:(pkgAcquire::ItemDesc &)item {
1152     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1153
1154     NSString *description([NSString stringWithUTF8String:item.Description.c_str()]);
1155     NSArray *fields([description componentsSeparatedByString:@" "]);
1156     [event setItem:fields];
1157
1158     if ([fields count] > 3) {
1159         [event setPackage:[fields objectAtIndex:2]];
1160         [event setVersion:[fields objectAtIndex:3]];
1161     }
1162
1163     [event setURL:[NSString stringWithUTF8String:item.URI.c_str()]];
1164
1165     return event;
1166 }
1167
1168 + (NSArray *) _attributeKeys {
1169     return [NSArray arrayWithObjects:
1170         @"item",
1171         @"message",
1172         @"package",
1173         @"type",
1174         @"url",
1175         @"version",
1176     nil];
1177 }
1178
1179 - (NSArray *) attributeKeys {
1180     return [[self class] _attributeKeys];
1181 }
1182
1183 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1184     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1185 }
1186
1187 - (id) initWithMessage:(NSString *)message ofType:(NSString *)type {
1188     if ((self = [super init]) != nil) {
1189         message_ = message;
1190         type_ = type;
1191     } return self;
1192 }
1193
1194 - (NSString *) message {
1195     return message_;
1196 }
1197
1198 - (NSString *) type {
1199     return type_;
1200 }
1201
1202 - (NSArray *) item {
1203     return (id) item_ ?: [NSNull null];
1204 }
1205
1206 - (void) setItem:(NSArray *)item {
1207     item_ = item;
1208 }
1209
1210 - (NSString *) package {
1211     return (id) package_ ?: [NSNull null];
1212 }
1213
1214 - (void) setPackage:(NSString *)package {
1215     package_ = package;
1216 }
1217
1218 - (NSString *) url {
1219     return (id) url_ ?: [NSNull null];
1220 }
1221
1222 - (void) setURL:(NSString *)url {
1223     url_ = url;
1224 }
1225
1226 - (void) setVersion:(NSString *)version {
1227     version_ = version;
1228 }
1229
1230 - (NSString *) version {
1231     return (id) version_ ?: [NSNull null];
1232 }
1233
1234 - (NSString *) compound:(NSString *)value {
1235     if (value != nil) {
1236         NSString *mode(nil); {
1237             NSString *type([self type]);
1238             if ([type isEqualToString:kCydiaProgressEventTypeError])
1239                 mode = UCLocalize("ERROR");
1240             else if ([type isEqualToString:kCydiaProgressEventTypeWarning])
1241                 mode = UCLocalize("WARNING");
1242         }
1243
1244         if (mode != nil)
1245             value = [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), mode, value];
1246     }
1247
1248     return value;
1249 }
1250
1251 - (NSString *) compoundMessage {
1252     return [self compound:[self message]];
1253 }
1254
1255 - (NSString *) compoundTitle {
1256     NSString *title;
1257
1258     if (package_ == nil)
1259         title = nil;
1260     else if (Package *package = [[Database sharedInstance] packageWithName:package_])
1261         title = [package name];
1262     else
1263         title = package_;
1264
1265     return [self compound:title];
1266 }
1267
1268 @end
1269 /* }}} */
1270
1271 // Cytore Definitions {{{
1272 struct PackageValue :
1273     Cytore::Block
1274 {
1275     Cytore::Offset<PackageValue> next_;
1276
1277     uint32_t index_ : 23;
1278     uint32_t subscribed_ : 1;
1279     uint32_t : 8;
1280
1281     int32_t first_;
1282     int32_t last_;
1283
1284     uint16_t vhash_;
1285     uint16_t nhash_;
1286
1287     char version_[8];
1288     char name_[];
1289 };
1290
1291 struct MetaValue :
1292     Cytore::Block
1293 {
1294     uint32_t active_;
1295     Cytore::Offset<PackageValue> packages_[1 << 16];
1296 };
1297
1298 static Cytore::File<MetaValue> MetaFile_;
1299 // }}}
1300 // Cytore Helper Functions {{{
1301 static PackageValue *PackageFind(const char *name, size_t length, bool *fail = NULL) {
1302     SplitHash nhash = { hashlittle(name, length) };
1303
1304     PackageValue *metadata;
1305
1306     Cytore::Offset<PackageValue> *offset(&MetaFile_->packages_[nhash.u16[0]]);
1307     for (;; offset = &metadata->next_) { if (offset->IsNull()) {
1308         *offset = MetaFile_.New<PackageValue>(length + 1);
1309         metadata = &MetaFile_.Get(*offset);
1310
1311         if (metadata == NULL) {
1312             if (fail != NULL)
1313                 *fail = true;
1314
1315             metadata = new PackageValue();
1316             memset(metadata, 0, sizeof(*metadata));
1317         }
1318
1319         memcpy(metadata->name_, name, length);
1320         metadata->name_[length] = '\0';
1321         metadata->nhash_ = nhash.u16[1];
1322     } else {
1323         metadata = &MetaFile_.Get(*offset);
1324         if (metadata->nhash_ != nhash.u16[1])
1325             continue;
1326         if (strncmp(metadata->name_, name, length) != 0)
1327             continue;
1328         if (metadata->name_[length] != '\0')
1329             continue;
1330     } break; }
1331
1332     return metadata;
1333 }
1334
1335 static void PackageImport(const void *key, const void *value, void *context) {
1336     bool &fail(*reinterpret_cast<bool *>(context));
1337
1338     char buffer[1024];
1339     if (!CFStringGetCString((CFStringRef) key, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1340         NSLog(@"failed to import package %@", key);
1341         return;
1342     }
1343
1344     PackageValue *metadata(PackageFind(buffer, strlen(buffer), &fail));
1345     NSDictionary *package((NSDictionary *) value);
1346
1347     if (NSNumber *subscribed = [package objectForKey:@"IsSubscribed"])
1348         if ([subscribed boolValue] && !metadata->subscribed_)
1349             metadata->subscribed_ = true;
1350
1351     if (NSDate *date = [package objectForKey:@"FirstSeen"]) {
1352         time_t time([date timeIntervalSince1970]);
1353         if (metadata->first_ > time || metadata->first_ == 0)
1354             metadata->first_ = time;
1355     }
1356
1357     NSDate *date([package objectForKey:@"LastSeen"]);
1358     NSString *version([package objectForKey:@"LastVersion"]);
1359
1360     if (date != nil && version != nil) {
1361         time_t time([date timeIntervalSince1970]);
1362         if (metadata->last_ < time || metadata->last_ == 0)
1363             if (CFStringGetCString((CFStringRef) version, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1364                 size_t length(strlen(buffer));
1365                 uint16_t vhash(hashlittle(buffer, length));
1366
1367                 size_t capped(std::min<size_t>(8, length));
1368                 char *latest(buffer + length - capped);
1369
1370                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
1371                 metadata->vhash_ = vhash;
1372
1373                 metadata->last_ = time;
1374             }
1375     }
1376 }
1377 // }}}
1378
1379 /* Source Class {{{ */
1380 @interface Source : NSObject {
1381     unsigned era_;
1382     Database *database_;
1383     metaIndex *index_;
1384
1385     CYString depiction_;
1386     CYString description_;
1387     CYString label_;
1388     CYString origin_;
1389     CYString support_;
1390
1391     CYString uri_;
1392     CYString distribution_;
1393     CYString type_;
1394     CYString base_;
1395     CYString version_;
1396
1397     _H<NSString> host_;
1398     _H<NSString> authority_;
1399
1400     CYString defaultIcon_;
1401
1402     _H<NSMutableDictionary> record_;
1403     BOOL trusted_;
1404
1405     std::set<std::string> fetches_;
1406     std::set<std::string> files_;
1407     _transient NSObject<SourceDelegate> *delegate_;
1408 }
1409
1410 - (Source *) initWithMetaIndex:(metaIndex *)index forDatabase:(Database *)database inPool:(apr_pool_t *)pool;
1411
1412 - (NSComparisonResult) compareByName:(Source *)source;
1413
1414 - (NSString *) depictionForPackage:(NSString *)package;
1415 - (NSString *) supportForPackage:(NSString *)package;
1416
1417 - (metaIndex *) metaIndex;
1418 - (NSDictionary *) record;
1419 - (BOOL) trusted;
1420
1421 - (NSString *) rooturi;
1422 - (NSString *) distribution;
1423 - (NSString *) type;
1424
1425 - (NSString *) key;
1426 - (NSString *) host;
1427
1428 - (NSString *) name;
1429 - (NSString *) shortDescription;
1430 - (NSString *) label;
1431 - (NSString *) origin;
1432 - (NSString *) version;
1433
1434 - (NSString *) defaultIcon;
1435 - (NSURL *) iconURL;
1436
1437 - (void) setFetch:(bool)fetch forURI:(const char *)uri;
1438 - (void) resetFetch;
1439
1440 @end
1441
1442 @implementation Source
1443
1444 + (NSString *) webScriptNameForSelector:(SEL)selector {
1445     if (false);
1446     else if (selector == @selector(addSection:))
1447         return @"addSection";
1448     else if (selector == @selector(getField:))
1449         return @"getField";
1450     else if (selector == @selector(removeSection:))
1451         return @"removeSection";
1452     else if (selector == @selector(remove))
1453         return @"remove";
1454     else
1455         return nil;
1456 }
1457
1458 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
1459     return [self webScriptNameForSelector:selector] == nil;
1460 }
1461
1462 + (NSArray *) _attributeKeys {
1463     return [NSArray arrayWithObjects:
1464         @"baseuri",
1465         @"distribution",
1466         @"host",
1467         @"key",
1468         @"iconuri",
1469         @"label",
1470         @"name",
1471         @"origin",
1472         @"rooturi",
1473         @"sections",
1474         @"shortDescription",
1475         @"trusted",
1476         @"type",
1477         @"version",
1478     nil];
1479 }
1480
1481 - (NSArray *) attributeKeys {
1482     return [[self class] _attributeKeys];
1483 }
1484
1485 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1486     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1487 }
1488
1489 - (metaIndex *) metaIndex {
1490     return index_;
1491 }
1492
1493 - (void) setMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool {
1494     trusted_ = index->IsTrusted();
1495
1496     uri_.set(pool, index->GetURI());
1497     distribution_.set(pool, index->GetDist());
1498     type_.set(pool, index->GetType());
1499
1500     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index));
1501     if (dindex != NULL) {
1502         std::string file(dindex->MetaIndexURI(""));
1503         base_.set(pool, file);
1504
1505         pkgAcquire acquire;
1506         dindex->GetIndexes(&acquire, true);
1507         for (pkgAcquire::ItemIterator item(acquire.ItemsBegin()); item != acquire.ItemsEnd(); item++) {
1508             std::string file((*item)->DescURI());
1509             files_.insert(file);
1510             if (file.length() < sizeof("Packages.bz2") || file.substr(file.length() - sizeof("Packages.bz2")) != "/Packages.bz2")
1511                 continue;
1512             file = file.substr(0, file.length() - 4);
1513             files_.insert(file);
1514             files_.insert(file + ".gz");
1515             files_.insert(file + "Index");
1516         }
1517
1518         FileFd fd;
1519         if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly))
1520             _error->Discard();
1521         else {
1522             pkgTagFile tags(&fd);
1523
1524             pkgTagSection section;
1525             tags.Step(section);
1526
1527             struct {
1528                 const char *name_;
1529                 CYString *value_;
1530             } names[] = {
1531                 {"default-icon", &defaultIcon_},
1532                 {"depiction", &depiction_},
1533                 {"description", &description_},
1534                 {"label", &label_},
1535                 {"origin", &origin_},
1536                 {"support", &support_},
1537                 {"version", &version_},
1538             };
1539
1540             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
1541                 const char *start, *end;
1542
1543                 if (section.Find(names[i].name_, start, end)) {
1544                     CYString &value(*names[i].value_);
1545                     value.set(pool, start, end - start);
1546                 }
1547             }
1548         }
1549     }
1550
1551     record_ = [Sources_ objectForKey:[self key]];
1552
1553     NSURL *url([NSURL URLWithString:uri_]);
1554
1555     host_ = [url host];
1556     if (host_ != nil)
1557         host_ = [host_ lowercaseString];
1558
1559     if (host_ != nil)
1560         authority_ = host_;
1561     else
1562         authority_ = [url path];
1563 }
1564
1565 - (Source *) initWithMetaIndex:(metaIndex *)index forDatabase:(Database *)database inPool:(apr_pool_t *)pool {
1566     if ((self = [super init]) != nil) {
1567         era_ = [database era];
1568         database_ = database;
1569         index_ = index;
1570
1571         [self setMetaIndex:index inPool:pool];
1572     } return self;
1573 }
1574
1575 - (NSString *) getField:(NSString *)name {
1576 @synchronized (database_) {
1577     if ([database_ era] != era_ || index_ == NULL)
1578         return nil;
1579
1580     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index_));
1581     if (dindex == NULL)
1582         return nil;
1583
1584     FileFd fd;
1585     if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly)) {
1586          _error->Discard();
1587          return nil;
1588     }
1589
1590     pkgTagFile tags(&fd);
1591
1592     pkgTagSection section;
1593     tags.Step(section);
1594
1595     const char *start, *end;
1596     if (!section.Find([name UTF8String], start, end))
1597         return (NSString *) [NSNull null];
1598
1599     return [NSString stringWithString:[(NSString *) CYStringCreate(start, end - start) autorelease]];
1600 } }
1601
1602 - (NSComparisonResult) compareByName:(Source *)source {
1603     NSString *lhs = [self name];
1604     NSString *rhs = [source name];
1605
1606     if ([lhs length] != 0 && [rhs length] != 0) {
1607         unichar lhc = [lhs characterAtIndex:0];
1608         unichar rhc = [rhs characterAtIndex:0];
1609
1610         if (isalpha(lhc) && !isalpha(rhc))
1611             return NSOrderedAscending;
1612         else if (!isalpha(lhc) && isalpha(rhc))
1613             return NSOrderedDescending;
1614     }
1615
1616     return [lhs compare:rhs options:LaxCompareOptions_];
1617 }
1618
1619 - (NSString *) depictionForPackage:(NSString *)package {
1620     return depiction_.empty() ? nil : [static_cast<id>(depiction_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1621 }
1622
1623 - (NSString *) supportForPackage:(NSString *)package {
1624     return support_.empty() ? nil : [static_cast<id>(support_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1625 }
1626
1627 - (NSArray *) sections {
1628     return record_ == nil ? (id) [NSNull null] : [record_ objectForKey:@"Sections"] ?: [NSArray array];
1629 }
1630
1631 - (void) _addSection:(NSString *)section {
1632     if (record_ == nil)
1633         return;
1634     else if (NSMutableArray *sections = [record_ objectForKey:@"Sections"]) {
1635         if (![sections containsObject:section]) {
1636             [sections addObject:section];
1637             Changed_ = true;
1638         }
1639     } else {
1640         [record_ setObject:[NSMutableArray arrayWithObject:section] forKey:@"Sections"];
1641         Changed_ = true;
1642     }
1643 }
1644
1645 - (bool) addSection:(NSString *)section {
1646     if (record_ == nil)
1647         return false;
1648
1649     [self performSelectorOnMainThread:@selector(_addSection:) withObject:section waitUntilDone:NO];
1650     return true;
1651 }
1652
1653 - (void) _removeSection:(NSString *)section {
1654     if (record_ == nil)
1655         return;
1656
1657     if (NSMutableArray *sections = [record_ objectForKey:@"Sections"])
1658         if ([sections containsObject:section]) {
1659             [sections removeObject:section];
1660             Changed_ = true;
1661         }
1662 }
1663
1664 - (bool) removeSection:(NSString *)section {
1665     if (record_ == nil)
1666         return false;
1667
1668     [self performSelectorOnMainThread:@selector(_removeSection:) withObject:section waitUntilDone:NO];
1669     return true;
1670 }
1671
1672 - (void) _remove {
1673     [Sources_ removeObjectForKey:[self key]];
1674     Changed_ = true;
1675 }
1676
1677 - (bool) remove {
1678     bool value(record_ != nil);
1679     [self performSelectorOnMainThread:@selector(_remove) withObject:nil waitUntilDone:NO];
1680     return value;
1681 }
1682
1683 - (NSDictionary *) record {
1684     return record_;
1685 }
1686
1687 - (BOOL) trusted {
1688     return trusted_;
1689 }
1690
1691 - (NSString *) rooturi {
1692     return uri_;
1693 }
1694
1695 - (NSString *) distribution {
1696     return distribution_;
1697 }
1698
1699 - (NSString *) type {
1700     return type_;
1701 }
1702
1703 - (NSString *) baseuri {
1704     return base_.empty() ? nil : (id) base_;
1705 }
1706
1707 - (NSString *) iconuri {
1708     if (NSString *base = [self baseuri])
1709         return [base stringByAppendingString:@"CydiaIcon.png"];
1710
1711     return nil;
1712 }
1713
1714 - (NSURL *) iconURL {
1715     if (NSString *uri = [self iconuri])
1716         return [NSURL URLWithString:uri];
1717     return nil;
1718 }
1719
1720 - (NSString *) key {
1721     return [NSString stringWithFormat:@"%@:%@:%@", (NSString *) type_, (NSString *) uri_, (NSString *) distribution_];
1722 }
1723
1724 - (NSString *) host {
1725     return host_;
1726 }
1727
1728 - (NSString *) name {
1729     return origin_.empty() ? (id) authority_ : origin_;
1730 }
1731
1732 - (NSString *) shortDescription {
1733     return description_;
1734 }
1735
1736 - (NSString *) label {
1737     return label_.empty() ? (id) authority_ : label_;
1738 }
1739
1740 - (NSString *) origin {
1741     return origin_;
1742 }
1743
1744 - (NSString *) version {
1745     return version_;
1746 }
1747
1748 - (NSString *) defaultIcon {
1749     return defaultIcon_;
1750 }
1751
1752 - (void) setDelegate:(NSObject<SourceDelegate> *)delegate {
1753     delegate_ = delegate;
1754 }
1755
1756 - (bool) fetch {
1757     return !fetches_.empty();
1758 }
1759
1760 - (void) setFetch:(bool)fetch forURI:(const char *)uri {
1761     if (!fetch) {
1762         if (fetches_.erase(uri) == 0)
1763             return;
1764     } else if (files_.find(uri) == files_.end())
1765         return;
1766     else if (!fetches_.insert(uri).second)
1767         return;
1768
1769     [delegate_ performSelectorOnMainThread:@selector(setFetch:) withObject:[NSNumber numberWithBool:[self fetch]] waitUntilDone:NO];
1770 }
1771
1772 - (void) resetFetch {
1773     fetches_.clear();
1774     [delegate_ performSelectorOnMainThread:@selector(setFetch:) withObject:[NSNumber numberWithBool:NO] waitUntilDone:NO];
1775 }
1776
1777 @end
1778 /* }}} */
1779 /* CydiaOperation Class {{{ */
1780 @interface CydiaOperation : NSObject {
1781     _H<NSString> operator_;
1782     _H<NSString> value_;
1783 }
1784
1785 - (NSString *) operator;
1786 - (NSString *) value;
1787
1788 @end
1789
1790 @implementation CydiaOperation
1791
1792 - (id) initWithOperator:(const char *)_operator value:(const char *)value {
1793     if ((self = [super init]) != nil) {
1794         operator_ = [NSString stringWithUTF8String:_operator];
1795         value_ = [NSString stringWithUTF8String:value];
1796     } return self;
1797 }
1798
1799 + (NSArray *) _attributeKeys {
1800     return [NSArray arrayWithObjects:
1801         @"operator",
1802         @"value",
1803     nil];
1804 }
1805
1806 - (NSArray *) attributeKeys {
1807     return [[self class] _attributeKeys];
1808 }
1809
1810 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1811     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1812 }
1813
1814 - (NSString *) operator {
1815     return operator_;
1816 }
1817
1818 - (NSString *) value {
1819     return value_;
1820 }
1821
1822 @end
1823 /* }}} */
1824 /* CydiaClause Class {{{ */
1825 @interface CydiaClause : NSObject {
1826     _H<NSString> package_;
1827     _H<CydiaOperation> version_;
1828 }
1829
1830 - (NSString *) package;
1831 - (CydiaOperation *) version;
1832
1833 @end
1834
1835 @implementation CydiaClause
1836
1837 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1838     if ((self = [super init]) != nil) {
1839         package_ = [NSString stringWithUTF8String:dep.TargetPkg().Name()];
1840
1841         if (const char *version = dep.TargetVer())
1842             version_ = [[[CydiaOperation alloc] initWithOperator:dep.CompType() value:version] autorelease];
1843         else
1844             version_ = (id) [NSNull null];
1845     } return self;
1846 }
1847
1848 + (NSArray *) _attributeKeys {
1849     return [NSArray arrayWithObjects:
1850         @"package",
1851         @"version",
1852     nil];
1853 }
1854
1855 - (NSArray *) attributeKeys {
1856     return [[self class] _attributeKeys];
1857 }
1858
1859 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1860     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1861 }
1862
1863 - (NSString *) package {
1864     return package_;
1865 }
1866
1867 - (CydiaOperation *) version {
1868     return version_;
1869 }
1870
1871 @end
1872 /* }}} */
1873 /* CydiaRelation Class {{{ */
1874 @interface CydiaRelation : NSObject {
1875     _H<NSString> relationship_;
1876     _H<NSMutableArray> clauses_;
1877 }
1878
1879 - (NSString *) relationship;
1880 - (NSArray *) clauses;
1881
1882 @end
1883
1884 @implementation CydiaRelation
1885
1886 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1887     if ((self = [super init]) != nil) {
1888         relationship_ = [NSString stringWithUTF8String:dep.DepType()];
1889         clauses_ = [NSMutableArray arrayWithCapacity:8];
1890
1891         pkgCache::DepIterator start;
1892         pkgCache::DepIterator end;
1893         dep.GlobOr(start, end); // ++dep
1894
1895         _forever {
1896             [clauses_ addObject:[[[CydiaClause alloc] initWithIterator:start] autorelease]];
1897
1898             // yes, seriously. (wtf?)
1899             if (start == end)
1900                 break;
1901             ++start;
1902         }
1903     } return self;
1904 }
1905
1906 + (NSArray *) _attributeKeys {
1907     return [NSArray arrayWithObjects:
1908         @"clauses",
1909         @"relationship",
1910     nil];
1911 }
1912
1913 - (NSArray *) attributeKeys {
1914     return [[self class] _attributeKeys];
1915 }
1916
1917 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1918     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1919 }
1920
1921 - (NSString *) relationship {
1922     return relationship_;
1923 }
1924
1925 - (NSArray *) clauses {
1926     return clauses_;
1927 }
1928
1929 - (void) addClause:(CydiaClause *)clause {
1930     [clauses_ addObject:clause];
1931 }
1932
1933 @end
1934 /* }}} */
1935 /* Package Class {{{ */
1936 struct ParsedPackage {
1937     CYString md5sum_;
1938     CYString tagline_;
1939
1940     CYString architecture_;
1941     CYString icon_;
1942
1943     CYString depiction_;
1944     CYString homepage_;
1945     CYString author_;
1946
1947     CYString support_;
1948 };
1949
1950 @interface Package : NSObject {
1951     uint32_t era_ : 25;
1952     @public uint32_t role_ : 3;
1953     uint32_t essential_ : 1;
1954     uint32_t obsolete_ : 1;
1955     uint32_t ignored_ : 1;
1956     uint32_t pooled_ : 1;
1957
1958     apr_pool_t *pool_;
1959
1960     uint32_t rank_;
1961
1962     _transient Database *database_;
1963
1964     pkgCache::VerIterator version_;
1965     pkgCache::PkgIterator iterator_;
1966     pkgCache::VerFileIterator file_;
1967
1968     CYString id_;
1969     CYString name_;
1970
1971     CYString latest_;
1972     CYString installed_;
1973     time_t updated_;
1974
1975     const char *section_;
1976     _transient NSString *section$_;
1977
1978     _H<Source> source_;
1979
1980     PackageValue *metadata_;
1981     ParsedPackage *parsed_;
1982
1983     _H<NSMutableArray> tags_;
1984 }
1985
1986 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
1987 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
1988
1989 - (pkgCache::PkgIterator) iterator;
1990 - (void) parse;
1991
1992 - (NSString *) section;
1993 - (NSString *) simpleSection;
1994
1995 - (NSString *) longSection;
1996 - (NSString *) shortSection;
1997
1998 - (NSString *) uri;
1999
2000 - (MIMEAddress *) maintainer;
2001 - (size_t) size;
2002 - (NSString *) longDescription;
2003 - (NSString *) shortDescription;
2004 - (unichar) index;
2005
2006 - (PackageValue *) metadata;
2007 - (time_t) seen;
2008
2009 - (bool) subscribed;
2010 - (bool) setSubscribed:(bool)subscribed;
2011
2012 - (BOOL) ignored;
2013
2014 - (NSString *) latest;
2015 - (NSString *) installed;
2016 - (BOOL) uninstalled;
2017
2018 - (BOOL) valid;
2019 - (BOOL) upgradableAndEssential:(BOOL)essential;
2020 - (BOOL) essential;
2021 - (BOOL) broken;
2022 - (BOOL) unfiltered;
2023 - (BOOL) visible;
2024
2025 - (BOOL) half;
2026 - (BOOL) halfConfigured;
2027 - (BOOL) halfInstalled;
2028 - (BOOL) hasMode;
2029 - (NSString *) mode;
2030
2031 - (NSString *) id;
2032 - (NSString *) name;
2033 - (UIImage *) icon;
2034 - (NSString *) homepage;
2035 - (NSString *) depiction;
2036 - (MIMEAddress *) author;
2037
2038 - (NSString *) support;
2039
2040 - (NSArray *) files;
2041 - (NSArray *) warnings;
2042 - (NSArray *) applications;
2043
2044 - (Source *) source;
2045
2046 - (uint32_t) rank;
2047 - (BOOL) matches:(NSArray *)query;
2048
2049 - (BOOL) hasTag:(NSString *)tag;
2050 - (NSString *) primaryPurpose;
2051 - (NSArray *) purposes;
2052 - (bool) isCommercial;
2053
2054 - (void) setIndex:(size_t)index;
2055
2056 - (CYString &) cyname;
2057
2058 - (uint32_t) compareBySection:(NSArray *)sections;
2059
2060 - (void) install;
2061 - (void) remove;
2062
2063 @end
2064
2065 uint32_t PackageChangesRadix(Package *self, void *) {
2066     union {
2067         uint32_t key;
2068
2069         struct {
2070             uint32_t timestamp : 30;
2071             uint32_t ignored : 1;
2072             uint32_t upgradable : 1;
2073         } bits;
2074     } value;
2075
2076     bool upgradable([self upgradableAndEssential:YES]);
2077     value.bits.upgradable = upgradable ? 1 : 0;
2078
2079     if (upgradable) {
2080         value.bits.timestamp = 0;
2081         value.bits.ignored = [self ignored] ? 0 : 1;
2082         value.bits.upgradable = 1;
2083     } else {
2084         value.bits.timestamp = [self seen] >> 2;
2085         value.bits.ignored = 0;
2086         value.bits.upgradable = 0;
2087     }
2088
2089     return _not(uint32_t) - value.key;
2090 }
2091
2092 uint32_t PackagePrefixRadix(Package *self, void *context) {
2093     size_t offset(reinterpret_cast<size_t>(context));
2094     CYString &name([self cyname]);
2095
2096     size_t size(name.size());
2097     if (size == 0)
2098         return 0;
2099     char *text(name.data());
2100
2101     size_t zeros;
2102     if (!isdigit(text[0]))
2103         zeros = 0;
2104     else {
2105         size_t digits(1);
2106         while (size != digits && isdigit(text[digits]))
2107             if (++digits == 4)
2108                 break;
2109         zeros = 4 - digits;
2110     }
2111
2112     uint8_t data[4];
2113
2114     if (offset == 0 && zeros != 0) {
2115         memset(data, '0', zeros);
2116         memcpy(data + zeros, text, 4 - zeros);
2117     } else {
2118         /* XXX: there's some danger here if you request a non-zero offset < 4 and it gets zero padded */
2119         if (size <= offset - zeros)
2120             return 0;
2121
2122         text += offset - zeros;
2123         size -= offset - zeros;
2124
2125         if (size >= 4)
2126             memcpy(data, text, 4);
2127         else {
2128             memcpy(data, text, size);
2129             memset(data + size, 0, 4 - size);
2130         }
2131
2132         for (size_t i(0); i != 4; ++i)
2133             if (isalpha(data[i]))
2134                 data[i] |= 0x20;
2135     }
2136
2137     if (offset == 0)
2138         if (data[0] == '@')
2139             data[0] = 0x7f;
2140         else
2141             data[0] = (data[0] & 0x1f) | "\x80\x00\xc0\x40"[data[0] >> 6];
2142
2143     /* XXX: ntohl may be more honest */
2144     return OSSwapInt32(*reinterpret_cast<uint32_t *>(data));
2145 }
2146
2147 CYString &(*PackageName)(Package *self, SEL sel);
2148
2149 CFComparisonResult PackageNameCompare(Package *lhs, Package *rhs, void *arg) {
2150     _profile(PackageNameCompare)
2151         CYString &lhi(PackageName(lhs, @selector(cyname)));
2152         CYString &rhi(PackageName(rhs, @selector(cyname)));
2153         CFStringRef lhn(lhi), rhn(rhi);
2154
2155         if (lhn == NULL)
2156             return rhn == NULL ? kCFCompareEqualTo : kCFCompareLessThan;
2157         else if (rhn == NULL)
2158             return kCFCompareGreaterThan;
2159
2160         _profile(PackageNameCompare$NumbersLast)
2161             if (!lhi.empty() && !rhi.empty()) {
2162                 UniChar lhc(CFStringGetCharacterAtIndex(lhn, 0));
2163                 UniChar rhc(CFStringGetCharacterAtIndex(rhn, 0));
2164                 bool lha(CFUniCharIsMemberOf(lhc, kCFUniCharLetterCharacterSet));
2165                 if (lha != CFUniCharIsMemberOf(rhc, kCFUniCharLetterCharacterSet))
2166                     return lha ? kCFCompareLessThan : kCFCompareGreaterThan;
2167             }
2168         _end
2169
2170         CFIndex length = CFStringGetLength(lhn);
2171
2172         _profile(PackageNameCompare$Compare)
2173             return CFStringCompareWithOptionsAndLocale(lhn, rhn, CFRangeMake(0, length), LaxCompareFlags_, Locale_);
2174         _end
2175     _end
2176 }
2177
2178 CFComparisonResult PackageNameCompare_(Package **lhs, Package **rhs, void *context) {
2179     return PackageNameCompare(*lhs, *rhs, context);
2180 }
2181
2182 struct PackageNameOrdering :
2183     std::binary_function<Package *, Package *, bool>
2184 {
2185     _finline bool operator ()(Package *lhs, Package *rhs) const {
2186         return PackageNameCompare(lhs, rhs, NULL) == kCFCompareLessThan;
2187     }
2188 };
2189
2190 @implementation Package
2191
2192 - (NSString *) description {
2193     return [NSString stringWithFormat:@"<Package:%@>", static_cast<NSString *>(name_)];
2194 }
2195
2196 - (void) dealloc {
2197     if (!pooled_)
2198         apr_pool_destroy(pool_);
2199     if (parsed_ != NULL)
2200         delete parsed_;
2201     [super dealloc];
2202 }
2203
2204 + (NSString *) webScriptNameForSelector:(SEL)selector {
2205     if (false);
2206     else if (selector == @selector(clear))
2207         return @"clear";
2208     else if (selector == @selector(getField:))
2209         return @"getField";
2210     else if (selector == @selector(getRecord))
2211         return @"getRecord";
2212     else if (selector == @selector(hasTag:))
2213         return @"hasTag";
2214     else if (selector == @selector(install))
2215         return @"install";
2216     else if (selector == @selector(remove))
2217         return @"remove";
2218     else
2219         return nil;
2220 }
2221
2222 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
2223     return [self webScriptNameForSelector:selector] == nil;
2224 }
2225
2226 + (NSArray *) _attributeKeys {
2227     return [NSArray arrayWithObjects:
2228         @"applications",
2229         @"architecture",
2230         @"author",
2231         @"depiction",
2232         @"essential",
2233         @"homepage",
2234         @"icon",
2235         @"id",
2236         @"installed",
2237         @"latest",
2238         @"longDescription",
2239         @"longSection",
2240         @"maintainer",
2241         @"md5sum",
2242         @"mode",
2243         @"name",
2244         @"purposes",
2245         @"relations",
2246         @"section",
2247         @"selection",
2248         @"shortDescription",
2249         @"shortSection",
2250         @"simpleSection",
2251         @"size",
2252         @"source",
2253         @"state",
2254         @"support",
2255         @"tags",
2256         @"warnings",
2257     nil];
2258 }
2259
2260 - (NSArray *) attributeKeys {
2261     return [[self class] _attributeKeys];
2262 }
2263
2264 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2265     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2266 }
2267
2268 - (NSArray *) relations {
2269 @synchronized (database_) {
2270     NSMutableArray *relations([NSMutableArray arrayWithCapacity:16]);
2271     for (pkgCache::DepIterator dep(version_.DependsList()); !dep.end(); ++dep)
2272         [relations addObject:[[[CydiaRelation alloc] initWithIterator:dep] autorelease]];
2273     return relations;
2274 } }
2275
2276 - (NSString *) architecture {
2277     [self parse];
2278 @synchronized (database_) {
2279     return parsed_->architecture_.empty() ? [NSNull null] : (id) parsed_->architecture_;
2280 } }
2281
2282 - (NSString *) getField:(NSString *)name {
2283 @synchronized (database_) {
2284     if ([database_ era] != era_ || file_.end())
2285         return nil;
2286
2287     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2288
2289     const char *start, *end;
2290     if (!parser.Find([name UTF8String], start, end))
2291         return (NSString *) [NSNull null];
2292
2293     return [NSString stringWithString:[(NSString *) CYStringCreate(start, end - start) autorelease]];
2294 } }
2295
2296 - (NSString *) getRecord {
2297 @synchronized (database_) {
2298     if ([database_ era] != era_ || file_.end())
2299         return nil;
2300
2301     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2302
2303     const char *start, *end;
2304     parser.GetRec(start, end);
2305
2306     return [NSString stringWithString:[(NSString *) CYStringCreate(start, end - start) autorelease]];
2307 } }
2308
2309 - (void) parse {
2310     if (parsed_ != NULL)
2311         return;
2312 @synchronized (database_) {
2313     if ([database_ era] != era_ || file_.end())
2314         return;
2315
2316     ParsedPackage *parsed(new ParsedPackage);
2317     parsed_ = parsed;
2318
2319     _profile(Package$parse)
2320         pkgRecords::Parser *parser;
2321
2322         _profile(Package$parse$Lookup)
2323             parser = &[database_ records]->Lookup(file_);
2324         _end
2325
2326         CYString bugs;
2327         CYString website;
2328
2329         _profile(Package$parse$Find)
2330             struct {
2331                 const char *name_;
2332                 CYString *value_;
2333             } names[] = {
2334                 {"architecture", &parsed->architecture_},
2335                 {"icon", &parsed->icon_},
2336                 {"depiction", &parsed->depiction_},
2337                 {"homepage", &parsed->homepage_},
2338                 {"website", &website},
2339                 {"bugs", &bugs},
2340                 {"support", &parsed->support_},
2341                 {"author", &parsed->author_},
2342                 {"md5sum", &parsed->md5sum_},
2343             };
2344
2345             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
2346                 const char *start, *end;
2347
2348                 if (parser->Find(names[i].name_, start, end)) {
2349                     CYString &value(*names[i].value_);
2350                     _profile(Package$parse$Value)
2351                         value.set(pool_, start, end - start);
2352                     _end
2353                 }
2354             }
2355         _end
2356
2357         _profile(Package$parse$Tagline)
2358             const char *start, *end;
2359             if (parser->ShortDesc(start, end)) {
2360                 const char *stop(reinterpret_cast<const char *>(memchr(start, '\n', end - start)));
2361                 if (stop == NULL)
2362                     stop = end;
2363                 while (stop != start && stop[-1] == '\r')
2364                     --stop;
2365                 parsed->tagline_.set(pool_, start, stop - start);
2366             }
2367         _end
2368
2369         _profile(Package$parse$Retain)
2370             if (parsed->homepage_.empty())
2371                 parsed->homepage_ = website;
2372             if (parsed->homepage_ == parsed->depiction_)
2373                 parsed->homepage_.clear();
2374             if (parsed->support_.empty())
2375                 parsed->support_ = bugs;
2376         _end
2377     _end
2378 } }
2379
2380 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2381     if ((self = [super init]) != nil) {
2382     _profile(Package$initWithVersion)
2383         if (pool == NULL)
2384             apr_pool_create(&pool_, NULL);
2385         else {
2386             pool_ = pool;
2387             pooled_ = true;
2388         }
2389
2390         database_ = database;
2391         era_ = [database era];
2392
2393         version_ = version;
2394
2395         pkgCache::PkgIterator iterator(version.ParentPkg());
2396         iterator_ = iterator;
2397
2398         _profile(Package$initWithVersion$Version)
2399             if (!version_.end())
2400                 file_ = version_.FileList();
2401             else {
2402                 pkgCache &cache([database_ cache]);
2403                 file_ = pkgCache::VerFileIterator(cache, cache.VerFileP);
2404             }
2405         _end
2406
2407         _profile(Package$initWithVersion$Cache)
2408             name_.set(NULL, iterator.Display());
2409
2410             latest_.set(NULL, StripVersion_(version_.VerStr()));
2411
2412             pkgCache::VerIterator current(iterator.CurrentVer());
2413             if (!current.end())
2414                 installed_.set(NULL, StripVersion_(current.VerStr()));
2415         _end
2416
2417         _profile(Package$initWithVersion$Tags)
2418             pkgCache::TagIterator tag(iterator.TagList());
2419             if (!tag.end()) {
2420                 tags_ = [NSMutableArray arrayWithCapacity:8];
2421
2422                 goto tag; for (; !tag.end(); ++tag) tag: {
2423                     const char *name(tag.Name());
2424                     NSString *string((NSString *) CYStringCreate(name));
2425                     if (string == nil)
2426                         continue;
2427
2428                     [tags_ addObject:[string autorelease]];
2429
2430                     if (role_ == 0 && strncmp(name, "role::", 6) == 0 /*&& strcmp(name, "role::leaper") != 0*/) {
2431                         if (strcmp(name + 6, "enduser") == 0)
2432                             role_ = 1;
2433                         else if (strcmp(name + 6, "hacker") == 0)
2434                             role_ = 2;
2435                         else if (strcmp(name + 6, "developer") == 0)
2436                             role_ = 3;
2437                         else if (strcmp(name + 6, "cydia") == 0)
2438                             role_ = 7;
2439                         else
2440                             role_ = 4;
2441                     }
2442
2443                     if (strncmp(name, "cydia::", 7) == 0) {
2444                         if (strcmp(name + 7, "essential") == 0)
2445                             essential_ = true;
2446                         else if (strcmp(name + 7, "obsolete") == 0)
2447                             obsolete_ = true;
2448                     }
2449                 }
2450             }
2451         _end
2452
2453         _profile(Package$initWithVersion$Metadata)
2454             const char *mixed(iterator.Name());
2455             size_t size(strlen(mixed));
2456             static const size_t prefix(sizeof("/var/lib/dpkg/info/") - 1);
2457             char lower[prefix + size + 5 + 1];
2458
2459             for (size_t i(0); i != size; ++i)
2460                 lower[prefix + i] = mixed[i] | 0x20;
2461
2462             if (!installed_.empty()) {
2463                 memcpy(lower, "/var/lib/dpkg/info/", prefix);
2464                 memcpy(lower + prefix + size, ".list", 6);
2465                 struct stat info;
2466                 if (stat(lower, &info) != -1)
2467                     updated_ = info.st_birthtime;
2468             }
2469
2470             PackageValue *metadata(PackageFind(lower + prefix, size));
2471             metadata_ = metadata;
2472
2473             id_.set(NULL, metadata->name_, size);
2474
2475             const char *latest(version_.VerStr());
2476             size_t length(strlen(latest));
2477
2478             uint16_t vhash(hashlittle(latest, length));
2479
2480             size_t capped(std::min<size_t>(8, length));
2481             latest = latest + length - capped;
2482
2483             if (metadata->first_ == 0)
2484                 metadata->first_ = now_;
2485
2486             if (metadata->vhash_ != vhash || strncmp(metadata->version_, latest, sizeof(metadata->version_)) != 0) {
2487                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
2488                 metadata->vhash_ = vhash;
2489                 metadata->last_ = now_;
2490             } else if (metadata->last_ == 0)
2491                 metadata->last_ = metadata->first_;
2492         _end
2493
2494         _profile(Package$initWithVersion$Section)
2495             section_ = version_.Section();
2496         _end
2497
2498         _profile(Package$initWithVersion$Flags)
2499             essential_ |= ((iterator->Flags & pkgCache::Flag::Essential) == 0 ? NO : YES);
2500             ignored_ = iterator->SelectedState == pkgCache::State::Hold;
2501         _end
2502     _end } return self;
2503 }
2504
2505 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2506     pkgCache::VerIterator version;
2507
2508     _profile(Package$packageWithIterator$GetCandidateVer)
2509         version = [database policy]->GetCandidateVer(iterator);
2510     _end
2511
2512     if (version.end())
2513         return nil;
2514
2515     Package *package;
2516
2517     _profile(Package$packageWithIterator$Allocate)
2518         package = [Package allocWithZone:zone];
2519     _end
2520
2521     _profile(Package$packageWithIterator$Initialize)
2522         package = [package
2523             initWithVersion:version
2524             withZone:zone
2525             inPool:pool
2526             database:database
2527         ];
2528     _end
2529
2530     _profile(Package$packageWithIterator$Autorelease)
2531         package = [package autorelease];
2532     _end
2533
2534     return package;
2535 }
2536
2537 - (pkgCache::PkgIterator) iterator {
2538     return iterator_;
2539 }
2540
2541 - (NSString *) section {
2542     if (section$_ == nil) {
2543         if (section_ == NULL)
2544             return nil;
2545
2546         _profile(Package$section$mappedSectionForPointer)
2547             section$_ = [database_ mappedSectionForPointer:section_];
2548         _end
2549     } return section$_;
2550 }
2551
2552 - (NSString *) simpleSection {
2553     if (NSString *section = [self section])
2554         return Simplify(section);
2555     else
2556         return nil;
2557 }
2558
2559 - (NSString *) longSection {
2560     return LocalizeSection([self section]);
2561 }
2562
2563 - (NSString *) shortSection {
2564     return [[NSBundle mainBundle] localizedStringForKey:[self simpleSection] value:nil table:@"Sections"];
2565 }
2566
2567 - (NSString *) uri {
2568     return nil;
2569 #if 0
2570     pkgIndexFile *index;
2571     pkgCache::PkgFileIterator file(file_.File());
2572     if (![database_ list].FindIndex(file, index))
2573         return nil;
2574     return [NSString stringWithUTF8String:iterator_->Path];
2575     //return [NSString stringWithUTF8String:file.Site()];
2576     //return [NSString stringWithUTF8String:index->ArchiveURI(file.FileName()).c_str()];
2577 #endif
2578 }
2579
2580 - (MIMEAddress *) maintainer {
2581 @synchronized (database_) {
2582     if ([database_ era] != era_ || file_.end())
2583         return nil;
2584
2585     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2586     const std::string &maintainer(parser->Maintainer());
2587     return maintainer.empty() ? nil : [MIMEAddress addressWithString:[NSString stringWithUTF8String:maintainer.c_str()]];
2588 } }
2589
2590 - (NSString *) md5sum {
2591     return parsed_ == NULL ? nil : (id) parsed_->md5sum_;
2592 }
2593
2594 - (size_t) size {
2595 @synchronized (database_) {
2596     if ([database_ era] != era_ || version_.end())
2597         return 0;
2598
2599     return version_->InstalledSize;
2600 } }
2601
2602 - (NSString *) longDescription {
2603 @synchronized (database_) {
2604     if ([database_ era] != era_ || file_.end())
2605         return nil;
2606
2607     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2608     NSString *description([NSString stringWithUTF8String:parser->LongDesc().c_str()]);
2609
2610     NSArray *lines = [description componentsSeparatedByString:@"\n"];
2611     NSMutableArray *trimmed = [NSMutableArray arrayWithCapacity:([lines count] - 1)];
2612     if ([lines count] < 2)
2613         return nil;
2614
2615     NSCharacterSet *whitespace = [NSCharacterSet whitespaceCharacterSet];
2616     for (size_t i(1), e([lines count]); i != e; ++i) {
2617         NSString *trim = [[lines objectAtIndex:i] stringByTrimmingCharactersInSet:whitespace];
2618         [trimmed addObject:trim];
2619     }
2620
2621     return [trimmed componentsJoinedByString:@"\n"];
2622 } }
2623
2624 - (NSString *) shortDescription {
2625     if (parsed_ != NULL)
2626         return static_cast<NSString *>(parsed_->tagline_);
2627
2628 @synchronized (database_) {
2629     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2630
2631     const char *start, *end;
2632     if (!parser.ShortDesc(start, end))
2633         return nil;
2634
2635     if (end - start > 200)
2636         end = start + 200;
2637
2638     /*
2639     if (const char *stop = reinterpret_cast<const char *>(memchr(start, '\n', end - start)))
2640         end = stop;
2641
2642     while (end != start && end[-1] == '\r')
2643         --end;
2644     */
2645
2646     return [(id) CYStringCreate(start, end - start) autorelease];
2647 } }
2648
2649 - (unichar) index {
2650     _profile(Package$index)
2651         CFStringRef name((CFStringRef) [self name]);
2652         if (CFStringGetLength(name) == 0)
2653             return '#';
2654         UniChar character(CFStringGetCharacterAtIndex(name, 0));
2655         if (!CFUniCharIsMemberOf(character, kCFUniCharLetterCharacterSet))
2656             return '#';
2657         return toupper(character);
2658     _end
2659 }
2660
2661 - (PackageValue *) metadata {
2662     return metadata_;
2663 }
2664
2665 - (time_t) seen {
2666     PackageValue *metadata([self metadata]);
2667     return metadata->subscribed_ ? metadata->last_ : metadata->first_;
2668 }
2669
2670 - (bool) subscribed {
2671     return [self metadata]->subscribed_;
2672 }
2673
2674 - (bool) setSubscribed:(bool)subscribed {
2675     PackageValue *metadata([self metadata]);
2676     if (metadata->subscribed_ == subscribed)
2677         return false;
2678     metadata->subscribed_ = subscribed;
2679     return true;
2680 }
2681
2682 - (BOOL) ignored {
2683     return ignored_;
2684 }
2685
2686 - (NSString *) latest {
2687     return latest_;
2688 }
2689
2690 - (NSString *) installed {
2691     return installed_;
2692 }
2693
2694 - (BOOL) uninstalled {
2695     return installed_.empty();
2696 }
2697
2698 - (BOOL) valid {
2699     return !version_.end();
2700 }
2701
2702 - (BOOL) upgradableAndEssential:(BOOL)essential {
2703     _profile(Package$upgradableAndEssential)
2704         pkgCache::VerIterator current(iterator_.CurrentVer());
2705         if (current.end())
2706             return essential && essential_;
2707         else
2708             return !version_.end() && version_ != current;
2709     _end
2710 }
2711
2712 - (BOOL) essential {
2713     return essential_;
2714 }
2715
2716 - (BOOL) broken {
2717     return [database_ cache][iterator_].InstBroken();
2718 }
2719
2720 - (BOOL) unfiltered {
2721     _profile(Package$unfiltered$obsolete)
2722         if (_unlikely(obsolete_))
2723             return false;
2724     _end
2725
2726     _profile(Package$unfiltered$role)
2727         if (_unlikely(role_ > 3))
2728             return false;
2729     _end
2730
2731     return true;
2732 }
2733
2734 - (BOOL) visible {
2735     if (![self unfiltered])
2736         return false;
2737
2738     NSString *section;
2739
2740     _profile(Package$visible$section)
2741         section = [self section];
2742     _end
2743
2744     _profile(Package$visible$isSectionVisible)
2745         if (!isSectionVisible(section))
2746             return false;
2747     _end
2748
2749     return true;
2750 }
2751
2752 - (BOOL) half {
2753     unsigned char current(iterator_->CurrentState);
2754     return current == pkgCache::State::HalfConfigured || current == pkgCache::State::HalfInstalled;
2755 }
2756
2757 - (BOOL) halfConfigured {
2758     return iterator_->CurrentState == pkgCache::State::HalfConfigured;
2759 }
2760
2761 - (BOOL) halfInstalled {
2762     return iterator_->CurrentState == pkgCache::State::HalfInstalled;
2763 }
2764
2765 - (BOOL) hasMode {
2766 @synchronized (database_) {
2767     if ([database_ era] != era_ || iterator_.end())
2768         return NO;
2769
2770     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2771     return state.Mode != pkgDepCache::ModeKeep;
2772 } }
2773
2774 - (NSString *) mode {
2775 @synchronized (database_) {
2776     if ([database_ era] != era_ || iterator_.end())
2777         return nil;
2778
2779     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2780
2781     switch (state.Mode) {
2782         case pkgDepCache::ModeDelete:
2783             if ((state.iFlags & pkgDepCache::Purge) != 0)
2784                 return @"PURGE";
2785             else
2786                 return @"REMOVE";
2787         case pkgDepCache::ModeKeep:
2788             if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2789                 return @"REINSTALL";
2790             /*else if ((state.iFlags & pkgDepCache::AutoKept) != 0)
2791                 return nil;*/
2792             else
2793                 return nil;
2794         case pkgDepCache::ModeInstall:
2795             /*if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2796                 return @"REINSTALL";
2797             else*/ switch (state.Status) {
2798                 case -1:
2799                     return @"DOWNGRADE";
2800                 case 0:
2801                     return @"INSTALL";
2802                 case 1:
2803                     return @"UPGRADE";
2804                 case 2:
2805                     return @"NEW_INSTALL";
2806                 _nodefault
2807             }
2808         _nodefault
2809     }
2810 } }
2811
2812 - (NSString *) id {
2813     return id_;
2814 }
2815
2816 - (NSString *) name {
2817     return name_.empty() ? id_ : name_;
2818 }
2819
2820 - (UIImage *) icon {
2821     NSString *section = [self simpleSection];
2822
2823     UIImage *icon(nil);
2824     if (parsed_ != NULL)
2825         if (NSString *href = parsed_->icon_)
2826             if ([href hasPrefix:@"file:///"])
2827                 icon = [UIImage imageAtPath:[[href substringFromIndex:7] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
2828     if (icon == nil) if (section != nil)
2829         icon = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, [section stringByReplacingOccurrencesOfString:@" " withString:@"_"]]];
2830     if (icon == nil) if (Source *source = [self source]) if (NSString *dicon = [source defaultIcon])
2831         if ([dicon hasPrefix:@"file:///"])
2832             icon = [UIImage imageAtPath:[[dicon substringFromIndex:7] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
2833     if (icon == nil)
2834         icon = [UIImage applicationImageNamed:@"unknown.png"];
2835     return icon;
2836 }
2837
2838 - (NSString *) homepage {
2839     return parsed_ == NULL ? nil : static_cast<NSString *>(parsed_->homepage_);
2840 }
2841
2842 - (NSString *) depiction {
2843     return parsed_ != NULL && !parsed_->depiction_.empty() ? parsed_->depiction_ : [[self source] depictionForPackage:id_];
2844 }
2845
2846 - (MIMEAddress *) author {
2847     return parsed_ == NULL || parsed_->author_.empty() ? nil : [MIMEAddress addressWithString:parsed_->author_];
2848 }
2849
2850 - (NSString *) support {
2851     return parsed_ != NULL && !parsed_->support_.empty() ? parsed_->support_ : [[self source] supportForPackage:id_];
2852 }
2853
2854 - (NSArray *) files {
2855     NSString *path = [NSString stringWithFormat:@"/var/lib/dpkg/info/%@.list", static_cast<NSString *>(id_)];
2856     NSMutableArray *files = [NSMutableArray arrayWithCapacity:128];
2857
2858     std::ifstream fin;
2859     fin.open([path UTF8String]);
2860     if (!fin.is_open())
2861         return nil;
2862
2863     std::string line;
2864     while (std::getline(fin, line))
2865         [files addObject:[NSString stringWithUTF8String:line.c_str()]];
2866
2867     return files;
2868 }
2869
2870 - (NSString *) state {
2871 @synchronized (database_) {
2872     if ([database_ era] != era_ || file_.end())
2873         return nil;
2874
2875     switch (iterator_->CurrentState) {
2876         case pkgCache::State::NotInstalled:
2877             return @"NotInstalled";
2878         case pkgCache::State::UnPacked:
2879             return @"UnPacked";
2880         case pkgCache::State::HalfConfigured:
2881             return @"HalfConfigured";
2882         case pkgCache::State::HalfInstalled:
2883             return @"HalfInstalled";
2884         case pkgCache::State::ConfigFiles:
2885             return @"ConfigFiles";
2886         case pkgCache::State::Installed:
2887             return @"Installed";
2888         case pkgCache::State::TriggersAwaited:
2889             return @"TriggersAwaited";
2890         case pkgCache::State::TriggersPending:
2891             return @"TriggersPending";
2892     }
2893
2894     return (NSString *) [NSNull null];
2895 } }
2896
2897 - (NSString *) selection {
2898 @synchronized (database_) {
2899     if ([database_ era] != era_ || file_.end())
2900         return nil;
2901
2902     switch (iterator_->SelectedState) {
2903         case pkgCache::State::Unknown:
2904             return @"Unknown";
2905         case pkgCache::State::Install:
2906             return @"Install";
2907         case pkgCache::State::Hold:
2908             return @"Hold";
2909         case pkgCache::State::DeInstall:
2910             return @"DeInstall";
2911         case pkgCache::State::Purge:
2912             return @"Purge";
2913     }
2914
2915     return (NSString *) [NSNull null];
2916 } }
2917
2918 - (NSArray *) warnings {
2919     NSMutableArray *warnings([NSMutableArray arrayWithCapacity:4]);
2920     const char *name(iterator_.Name());
2921
2922     size_t length(strlen(name));
2923     if (length < 2) invalid:
2924         [warnings addObject:UCLocalize("ILLEGAL_PACKAGE_IDENTIFIER")];
2925     else for (size_t i(0); i != length; ++i)
2926         if (
2927             /* XXX: technically this is not allowed */
2928             (name[i] < 'A' || name[i] > 'Z') &&
2929             (name[i] < 'a' || name[i] > 'z') &&
2930             (name[i] < '0' || name[i] > '9') &&
2931             (i == 0 || name[i] != '+' && name[i] != '-' && name[i] != '.')
2932         ) goto invalid;
2933
2934     if (strcmp(name, "cydia") != 0) {
2935         bool cydia = false;
2936         bool user = false;
2937         bool _private = false;
2938         bool stash = false;
2939
2940         bool repository = [[self section] isEqualToString:@"Repositories"];
2941
2942         if (NSArray *files = [self files])
2943             for (NSString *file in files)
2944                 if (!cydia && [file isEqualToString:@"/Applications/Cydia.app"])
2945                     cydia = true;
2946                 else if (!user && [file isEqualToString:@"/User"])
2947                     user = true;
2948                 else if (!_private && [file isEqualToString:@"/private"])
2949                     _private = true;
2950                 else if (!stash && [file isEqualToString:@"/var/stash"])
2951                     stash = true;
2952
2953         /* XXX: this is not sensitive enough. only some folders are valid. */
2954         if (cydia && !repository)
2955             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"Cydia.app"]];
2956         if (user)
2957             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/User"]];
2958         if (_private)
2959             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/private"]];
2960         if (stash)
2961             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/var/stash"]];
2962     }
2963
2964     return [warnings count] == 0 ? nil : warnings;
2965 }
2966
2967 - (NSArray *) applications {
2968     NSString *me([[NSBundle mainBundle] bundleIdentifier]);
2969
2970     NSMutableArray *applications([NSMutableArray arrayWithCapacity:2]);
2971
2972     static Pcre application_r("^/Applications/(.*)\\.app/Info.plist$");
2973     if (NSArray *files = [self files])
2974         for (NSString *file in files)
2975             if (application_r(file)) {
2976                 NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:file]);
2977                 NSString *id([info objectForKey:@"CFBundleIdentifier"]);
2978                 if ([id isEqualToString:me])
2979                     continue;
2980
2981                 NSString *display([info objectForKey:@"CFBundleDisplayName"]);
2982                 if (display == nil)
2983                     display = application_r[1];
2984
2985                 NSString *bundle([file stringByDeletingLastPathComponent]);
2986                 NSString *icon([info objectForKey:@"CFBundleIconFile"]);
2987                 // XXX: maybe this should check if this is really a string, not just for length
2988                 if (icon == nil || ![icon respondsToSelector:@selector(length)] || [icon length] == 0)
2989                     icon = @"icon.png";
2990                 NSURL *url([NSURL fileURLWithPath:[bundle stringByAppendingPathComponent:icon]]);
2991
2992                 NSMutableArray *application([NSMutableArray arrayWithCapacity:2]);
2993                 [applications addObject:application];
2994
2995                 [application addObject:id];
2996                 [application addObject:display];
2997                 [application addObject:url];
2998             }
2999
3000     return [applications count] == 0 ? nil : applications;
3001 }
3002
3003 - (Source *) source {
3004     if (source_ == nil) {
3005         @synchronized (database_) {
3006             if ([database_ era] != era_ || file_.end())
3007                 source_ = (Source *) [NSNull null];
3008             else
3009                 source_ = [database_ getSource:file_.File()] ?: (Source *) [NSNull null];
3010         }
3011     }
3012
3013     return source_ == (Source *) [NSNull null] ? nil : source_;
3014 }
3015
3016 - (uint32_t) updated {
3017     return std::numeric_limits<uint32_t>::max() - updated_;
3018 }
3019
3020 - (uint32_t) rank {
3021     return rank_;
3022 }
3023
3024 - (BOOL) matches:(NSArray *)query {
3025     if (query == nil || [query count] == 0)
3026         return NO;
3027
3028     rank_ = 0;
3029
3030     NSString *string;
3031     NSRange range;
3032     NSUInteger length;
3033
3034     string = [self name];
3035     length = [string length];
3036
3037     for (NSString *term in query) {
3038         range = [string rangeOfString:term options:MatchCompareOptions_];
3039         if (range.location != NSNotFound)
3040             rank_ -= 6 * 1000000 / length;
3041     }
3042
3043     if (rank_ == 0) {
3044         string = [self id];
3045         length = [string length];
3046
3047         for (NSString *term in query) {
3048             range = [string rangeOfString:term options:MatchCompareOptions_];
3049             if (range.location != NSNotFound)
3050                 rank_ -= 6 * 1000000 / length;
3051         }
3052     }
3053
3054     string = [self shortDescription];
3055     length = [string length];
3056     NSUInteger stop(std::min<NSUInteger>(length, 200));
3057
3058     for (NSString *term in query) {
3059         range = [string rangeOfString:term options:MatchCompareOptions_ range:NSMakeRange(0, stop)];
3060         if (range.location != NSNotFound)
3061             rank_ -= 2 * 100000;
3062     }
3063
3064     return rank_ != 0;
3065 }
3066
3067 - (NSArray *) tags {
3068     return tags_;
3069 }
3070
3071 - (BOOL) hasTag:(NSString *)tag {
3072     return tags_ == nil ? NO : [tags_ containsObject:tag];
3073 }
3074
3075 - (NSString *) primaryPurpose {
3076     for (NSString *tag in (NSArray *) tags_)
3077         if ([tag hasPrefix:@"purpose::"])
3078             return [tag substringFromIndex:9];
3079     return nil;
3080 }
3081
3082 - (NSArray *) purposes {
3083     NSMutableArray *purposes([NSMutableArray arrayWithCapacity:2]);
3084     for (NSString *tag in (NSArray *) tags_)
3085         if ([tag hasPrefix:@"purpose::"])
3086             [purposes addObject:[tag substringFromIndex:9]];
3087     return [purposes count] == 0 ? nil : purposes;
3088 }
3089
3090 - (bool) isCommercial {
3091     return [self hasTag:@"cydia::commercial"];
3092 }
3093
3094 - (void) setIndex:(size_t)index {
3095     if (metadata_->index_ != index)
3096         metadata_->index_ = index;
3097 }
3098
3099 - (CYString &) cyname {
3100     return name_.empty() ? id_ : name_;
3101 }
3102
3103 - (uint32_t) compareBySection:(NSArray *)sections {
3104     NSString *section([self section]);
3105     for (size_t i(0), e([sections count]); i != e; ++i) {
3106         if ([section isEqualToString:[[sections objectAtIndex:i] name]])
3107             return i;
3108     }
3109
3110     return _not(uint32_t);
3111 }
3112
3113 - (void) clear {
3114 @synchronized (database_) {
3115     pkgProblemResolver *resolver = [database_ resolver];
3116     resolver->Clear(iterator_);
3117
3118     pkgCacheFile &cache([database_ cache]);
3119     cache->SetReInstall(iterator_, false);
3120     cache->MarkKeep(iterator_, false);
3121 } }
3122
3123 - (void) install {
3124 @synchronized (database_) {
3125     pkgProblemResolver *resolver = [database_ resolver];
3126     resolver->Clear(iterator_);
3127     resolver->Protect(iterator_);
3128
3129     pkgCacheFile &cache([database_ cache]);
3130     cache->SetReInstall(iterator_, false);
3131     cache->MarkInstall(iterator_, false);
3132
3133     pkgDepCache::StateCache &state((*cache)[iterator_]);
3134     if (!state.Install())
3135         cache->SetReInstall(iterator_, true);
3136 } }
3137
3138 - (void) remove {
3139 @synchronized (database_) {
3140     pkgProblemResolver *resolver = [database_ resolver];
3141     resolver->Clear(iterator_);
3142     resolver->Remove(iterator_);
3143     resolver->Protect(iterator_);
3144
3145     pkgCacheFile &cache([database_ cache]);
3146     cache->SetReInstall(iterator_, false);
3147     cache->MarkDelete(iterator_, true);
3148 } }
3149
3150 @end
3151 /* }}} */
3152 /* Section Class {{{ */
3153 @interface Section : NSObject {
3154     _H<NSString> name_;
3155     unichar index_;
3156     size_t row_;
3157     size_t count_;
3158     _H<NSString> localized_;
3159 }
3160
3161 - (NSComparisonResult) compareByLocalized:(Section *)section;
3162 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized;
3163 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize;
3164 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize;
3165 - (Section *) initWithIndex:(unichar)index row:(size_t)row;
3166 - (NSString *) name;
3167 - (unichar) index;
3168
3169 - (size_t) row;
3170 - (size_t) count;
3171
3172 - (void) addToRow;
3173 - (void) addToCount;
3174
3175 - (void) setCount:(size_t)count;
3176 - (NSString *) localized;
3177
3178 @end
3179
3180 @implementation Section
3181
3182 - (NSComparisonResult) compareByLocalized:(Section *)section {
3183     NSString *lhs(localized_);
3184     NSString *rhs([section localized]);
3185
3186     /*if ([lhs length] != 0 && [rhs length] != 0) {
3187         unichar lhc = [lhs characterAtIndex:0];
3188         unichar rhc = [rhs characterAtIndex:0];
3189
3190         if (isalpha(lhc) && !isalpha(rhc))
3191             return NSOrderedAscending;
3192         else if (!isalpha(lhc) && isalpha(rhc))
3193             return NSOrderedDescending;
3194     }*/
3195
3196     return [lhs compare:rhs options:LaxCompareOptions_];
3197 }
3198
3199 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized {
3200     if ((self = [self initWithName:name localize:NO]) != nil) {
3201         if (localized != nil)
3202             localized_ = localized;
3203     } return self;
3204 }
3205
3206 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize {
3207     return [self initWithName:name row:0 localize:localize];
3208 }
3209
3210 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize {
3211     if ((self = [super init]) != nil) {
3212         name_ = name;
3213         index_ = '\0';
3214         row_ = row;
3215         if (localize)
3216             localized_ = LocalizeSection(name_);
3217     } return self;
3218 }
3219
3220 /* XXX: localize the index thingees */
3221 - (Section *) initWithIndex:(unichar)index row:(size_t)row {
3222     if ((self = [super init]) != nil) {
3223         name_ = [NSString stringWithCharacters:&index length:1];
3224         index_ = index;
3225         row_ = row;
3226     } return self;
3227 }
3228
3229 - (NSString *) name {
3230     return name_;
3231 }
3232
3233 - (unichar) index {
3234     return index_;
3235 }
3236
3237 - (size_t) row {
3238     return row_;
3239 }
3240
3241 - (size_t) count {
3242     return count_;
3243 }
3244
3245 - (void) addToRow {
3246     ++row_;
3247 }
3248
3249 - (void) addToCount {
3250     ++count_;
3251 }
3252
3253 - (void) setCount:(size_t)count {
3254     count_ = count;
3255 }
3256
3257 - (NSString *) localized {
3258     return localized_;
3259 }
3260
3261 @end
3262 /* }}} */
3263
3264 class CydiaLogCleaner :
3265     public pkgArchiveCleaner
3266 {
3267   protected:
3268     virtual void Erase(const char *File, std::string Pkg, std::string Ver, struct stat &St) {
3269         unlink(File);
3270     }
3271 };
3272
3273 /* Database Implementation {{{ */
3274 @implementation Database
3275
3276 + (Database *) sharedInstance {
3277     static _H<Database> instance;
3278     if (instance == nil)
3279         instance = [[[Database alloc] init] autorelease];
3280     return instance;
3281 }
3282
3283 - (unsigned) era {
3284     return era_;
3285 }
3286
3287 - (void) releasePackages {
3288     CFArrayApplyFunction(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFArrayApplierFunction>(&CFRelease), NULL);
3289     CFArrayRemoveAllValues(packages_);
3290 }
3291
3292 - (void) dealloc {
3293     // XXX: actually implement this thing
3294     _assert(false);
3295     [self releasePackages];
3296     apr_pool_destroy(pool_);
3297     NSRecycleZone(zone_);
3298     [super dealloc];
3299 }
3300
3301 - (void) _readCydia:(NSNumber *)fd {
3302     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3303     std::istream is(&ib);
3304     std::string line;
3305
3306     static Pcre finish_r("^finish:([^:]*)$");
3307
3308     while (std::getline(is, line)) {
3309         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3310
3311         const char *data(line.c_str());
3312         size_t size = line.size();
3313         lprintf("C:%s\n", data);
3314
3315         if (finish_r(data, size)) {
3316             NSString *finish = finish_r[1];
3317             int index = [Finishes_ indexOfObject:finish];
3318             if (index != INT_MAX && index > Finish_)
3319                 Finish_ = index;
3320         }
3321
3322         [pool release];
3323     }
3324
3325     _assume(false);
3326 }
3327
3328 - (void) _readStatus:(NSNumber *)fd {
3329     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3330     std::istream is(&ib);
3331     std::string line;
3332
3333     static Pcre conffile_r("^status: [^ ]* : conffile-prompt : (.*?) *$");
3334     static Pcre pmstatus_r("^([^:]*):([^:]*):([^:]*):(.*)$");
3335
3336     while (std::getline(is, line)) {
3337         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3338
3339         const char *data(line.c_str());
3340         size_t size(line.size());
3341         lprintf("S:%s\n", data);
3342
3343         if (conffile_r(data, size)) {
3344             // status: /fail : conffile-prompt : '/fail' '/fail.dpkg-new' 1 1
3345             [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:conffile_r[1] waitUntilDone:YES];
3346         } else if (strncmp(data, "status: ", 8) == 0) {
3347             // status: <package>: {unpacked,half-configured,installed}
3348             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 8)] ofType:kCydiaProgressEventTypeStatus]);
3349             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3350         } else if (strncmp(data, "processing: ", 12) == 0) {
3351             // processing: configure: config-test
3352             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 12)] ofType:kCydiaProgressEventTypeStatus]);
3353             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3354         } else if (pmstatus_r(data, size)) {
3355             std::string type([pmstatus_r[1] UTF8String]);
3356
3357             NSString *package = pmstatus_r[2];
3358             if ([package isEqualToString:@"dpkg-exec"])
3359                 package = nil;
3360
3361             float percent([pmstatus_r[3] floatValue]);
3362             [progress_ performSelectorOnMainThread:@selector(setProgressPercent:) withObject:[NSNumber numberWithFloat:(percent / 100)] waitUntilDone:YES];
3363
3364             NSString *string = pmstatus_r[4];
3365
3366             if (type == "pmerror") {
3367                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeError forPackage:package]);
3368                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3369             } else if (type == "pmstatus") {
3370                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeStatus forPackage:package]);
3371                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3372             } else if (type == "pmconffile")
3373                 [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:string waitUntilDone:YES];
3374             else
3375                 lprintf("E:unknown pmstatus\n");
3376         } else
3377             lprintf("E:unknown status\n");
3378
3379         [pool release];
3380     }
3381
3382     _assume(false);
3383 }
3384
3385 - (void) _readOutput:(NSNumber *)fd {
3386     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3387     std::istream is(&ib);
3388     std::string line;
3389
3390     while (std::getline(is, line)) {
3391         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3392
3393         lprintf("O:%s\n", line.c_str());
3394
3395         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:line.c_str()] ofType:kCydiaProgressEventTypeInformation]);
3396         [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3397
3398         [pool release];
3399     }
3400
3401     _assume(false);
3402 }
3403
3404 - (FILE *) input {
3405     return input_;
3406 }
3407
3408 - (Package *) packageWithName:(NSString *)name {
3409     if (name == nil)
3410         return nil;
3411 @synchronized (self) {
3412     if (static_cast<pkgDepCache *>(cache_) == NULL)
3413         return nil;
3414     pkgCache::PkgIterator iterator(cache_->FindPkg([name UTF8String]));
3415     return iterator.end() ? nil : [Package packageWithIterator:iterator withZone:NULL inPool:NULL database:self];
3416 } }
3417
3418 - (id) init {
3419     if ((self = [super init]) != nil) {
3420         policy_ = NULL;
3421         records_ = NULL;
3422         resolver_ = NULL;
3423         fetcher_ = NULL;
3424         lock_ = NULL;
3425
3426         zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3427         apr_pool_create(&pool_, NULL);
3428
3429         size_t capacity(MetaFile_->active_);
3430         if (capacity == 0)
3431             capacity = 16384;
3432         else
3433             capacity += 1024;
3434
3435         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, capacity, NULL);
3436         sourceList_ = [NSMutableArray arrayWithCapacity:16];
3437
3438         int fds[2];
3439
3440         _assert(pipe(fds) != -1);
3441         cydiafd_ = fds[1];
3442
3443         _config->Set("APT::Keep-Fds::", cydiafd_);
3444         setenv("CYDIA", [[[[NSNumber numberWithInt:cydiafd_] stringValue] stringByAppendingString:@" 1"] UTF8String], _not(int));
3445
3446         [NSThread
3447             detachNewThreadSelector:@selector(_readCydia:)
3448             toTarget:self
3449             withObject:[NSNumber numberWithInt:fds[0]]
3450         ];
3451
3452         _assert(pipe(fds) != -1);
3453         statusfd_ = fds[1];
3454
3455         [NSThread
3456             detachNewThreadSelector:@selector(_readStatus:)
3457             toTarget:self
3458             withObject:[NSNumber numberWithInt:fds[0]]
3459         ];
3460
3461         _assert(pipe(fds) != -1);
3462         _assert(dup2(fds[0], 0) != -1);
3463         _assert(close(fds[0]) != -1);
3464
3465         input_ = fdopen(fds[1], "a");
3466
3467         _assert(pipe(fds) != -1);
3468         _assert(dup2(fds[1], 1) != -1);
3469         _assert(close(fds[1]) != -1);
3470
3471         [NSThread
3472             detachNewThreadSelector:@selector(_readOutput:)
3473             toTarget:self
3474             withObject:[NSNumber numberWithInt:fds[0]]
3475         ];
3476     } return self;
3477 }
3478
3479 - (pkgCacheFile &) cache {
3480     return cache_;
3481 }
3482
3483 - (pkgDepCache::Policy *) policy {
3484     return policy_;
3485 }
3486
3487 - (pkgRecords *) records {
3488     return records_;
3489 }
3490
3491 - (pkgProblemResolver *) resolver {
3492     return resolver_;
3493 }
3494
3495 - (pkgAcquire &) fetcher {
3496     return *fetcher_;
3497 }
3498
3499 - (pkgSourceList &) list {
3500     return *list_;
3501 }
3502
3503 - (NSArray *) packages {
3504     return (NSArray *) packages_;
3505 }
3506
3507 - (NSArray *) sources {
3508     return sourceList_;
3509 }
3510
3511 - (Source *) sourceWithKey:(NSString *)key {
3512     for (Source *source in [self sources]) {
3513         if ([[source key] isEqualToString:key])
3514             return source;
3515     } return nil;
3516 }
3517
3518 - (bool) popErrorWithTitle:(NSString *)title {
3519     bool fatal(false);
3520
3521     while (!_error->empty()) {
3522         std::string error;
3523         bool warning(!_error->PopMessage(error));
3524         if (!warning)
3525             fatal = true;
3526
3527         for (;;) {
3528             size_t size(error.size());
3529             if (size == 0 || error[size - 1] != '\n')
3530                 break;
3531             error.resize(size - 1);
3532         }
3533
3534         lprintf("%c:[%s]\n", warning ? 'W' : 'E', error.c_str());
3535
3536         static Pcre no_pubkey("^GPG error:.* NO_PUBKEY .*$");
3537         if (warning && no_pubkey(error.c_str()))
3538             continue;
3539
3540         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3541     }
3542
3543     return fatal;
3544 }
3545
3546 - (bool) popErrorWithTitle:(NSString *)title forOperation:(bool)success {
3547     return [self popErrorWithTitle:title] || !success;
3548 }
3549
3550 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
3551 @synchronized (self) {
3552     ++era_;
3553
3554     [self releasePackages];
3555
3556     sourceMap_.clear();
3557     [sourceList_ removeAllObjects];
3558
3559     _error->Discard();
3560
3561     delete list_;
3562     list_ = NULL;
3563     manager_ = NULL;
3564     delete lock_;
3565     lock_ = NULL;
3566     delete fetcher_;
3567     fetcher_ = NULL;
3568     delete resolver_;
3569     resolver_ = NULL;
3570     delete records_;
3571     records_ = NULL;
3572     delete policy_;
3573     policy_ = NULL;
3574
3575     cache_.Close();
3576
3577     apr_pool_clear(pool_);
3578
3579     NSRecycleZone(zone_);
3580     zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3581
3582     int chk(creat("/tmp/cydia.chk", 0644));
3583     if (chk != -1)
3584         close(chk);
3585
3586     if (invocation != nil)
3587         [invocation invoke];
3588
3589     NSString *title(UCLocalize("DATABASE"));
3590
3591     list_ = new pkgSourceList();
3592     if ([self popErrorWithTitle:title forOperation:list_->ReadMainList()])
3593         return;
3594
3595     for (pkgSourceList::const_iterator source = list_->begin(); source != list_->end(); ++source) {
3596         Source *object([[[Source alloc] initWithMetaIndex:*source forDatabase:self inPool:pool_] autorelease]);
3597         [sourceList_ addObject:object];
3598     }
3599
3600     _trace();
3601     OpProgress progress;
3602   open:
3603     if (!cache_.Open(progress, true)) {
3604         // XXX: what if there are errors, but Open() == true? this should be merged with popError:
3605         while (!_error->empty()) {
3606             std::string error;
3607             bool warning(!_error->PopMessage(error));
3608
3609             lprintf("cache_.Open():[%s]\n", error.c_str());
3610
3611             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3612
3613             SEL repair(NULL);
3614             if (false);
3615             else if (error == "dpkg was interrupted, you must manually run 'dpkg --configure -a' to correct the problem. ")
3616                 repair = @selector(configure);
3617             //else if (error == "The package lists or status file could not be parsed or opened.")
3618             //    repair = @selector(update);
3619             // else if (error == "Could not get lock /var/lib/dpkg/lock - open (35 Resource temporarily unavailable)")
3620             // else if (error == "Could not open lock file /var/lib/dpkg/lock - open (13 Permission denied)")
3621             // else if (error == "Malformed Status line")
3622             // else if (error == "The list of sources could not be read.")
3623
3624             if (repair != NULL) {
3625                 _error->Discard();
3626                 [delegate_ repairWithSelector:repair];
3627                 goto open;
3628             }
3629         }
3630
3631         return;
3632     }
3633     _trace();
3634
3635     unlink("/tmp/cydia.chk");
3636
3637     now_ = [[NSDate date] timeIntervalSince1970];
3638
3639     policy_ = new pkgDepCache::Policy();
3640     records_ = new pkgRecords(cache_);
3641     resolver_ = new pkgProblemResolver(cache_);
3642     fetcher_ = new pkgAcquire(&status_);
3643     lock_ = NULL;
3644
3645     if (cache_->DelCount() != 0 || cache_->InstCount() != 0) {
3646         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("COUNTS_NONZERO_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3647         return;
3648     }
3649
3650     if ([self popErrorWithTitle:title forOperation:pkgApplyStatus(cache_)])
3651         return;
3652
3653     if (cache_->BrokenCount() != 0) {
3654         if ([self popErrorWithTitle:title forOperation:pkgFixBroken(cache_)])
3655             return;
3656
3657         if (cache_->BrokenCount() != 0) {
3658             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("STILL_BROKEN_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3659             return;
3660         }
3661
3662         if ([self popErrorWithTitle:title forOperation:pkgMinimizeUpgrade(cache_)])
3663             return;
3664     }
3665
3666     for (Source *object in (id) sourceList_) {
3667         metaIndex *source([object metaIndex]);
3668         std::vector<pkgIndexFile *> *indices = source->GetIndexFiles();
3669         for (std::vector<pkgIndexFile *>::const_iterator index = indices->begin(); index != indices->end(); ++index)
3670             // XXX: this could be more intelligent
3671             if (dynamic_cast<debPackagesIndex *>(*index) != NULL) {
3672                 pkgCache::PkgFileIterator cached((*index)->FindInCache(cache_));
3673                 if (!cached.end())
3674                     sourceMap_[cached->ID] = object;
3675             }
3676     }
3677
3678     {
3679         /*std::vector<Package *> packages;
3680         packages.reserve(std::max(10000U, [packages_ count] + 1000));
3681         packages_ = nil;*/
3682
3683         _trace();
3684
3685         for (pkgCache::PkgIterator iterator = cache_->PkgBegin(); !iterator.end(); ++iterator)
3686             if (Package *package = [Package packageWithIterator:iterator withZone:zone_ inPool:pool_ database:self])
3687                 //packages.push_back(package);
3688                 CFArrayAppendValue(packages_, CFRetain(package));
3689
3690         _trace();
3691
3692         /*if (packages.empty())
3693             packages_ = [[NSArray alloc] init];
3694         else
3695             packages_ = [[NSArray alloc] initWithObjects:&packages.front() count:packages.size()];
3696         _trace();*/
3697
3698         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(16)];
3699         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(4)];
3700         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(0)];
3701
3702         /*_trace();
3703         PrintTimes();
3704         _trace();*/
3705
3706         _trace();
3707
3708         /*if (!packages.empty())
3709             CFQSortArray(&packages.front(), packages.size(), sizeof(packages.front()), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare_), NULL);*/
3710         //std::sort(packages.begin(), packages.end(), PackageNameOrdering());
3711
3712         //CFArraySortValues((CFMutableArrayRef) packages_, CFRangeMake(0, [packages_ count]), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3713
3714         CFArrayInsertionSortValues(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3715
3716         //[packages_ sortUsingFunction:reinterpret_cast<NSComparisonResult (*)(id, id, void *)>(&PackageNameCompare) context:NULL];
3717
3718         _trace();
3719
3720         size_t count(CFArrayGetCount(packages_));
3721         MetaFile_->active_ = count;
3722
3723         for (size_t index(0); index != count; ++index)
3724             [(Package *) CFArrayGetValueAtIndex(packages_, index) setIndex:index];
3725
3726         _trace();
3727     }
3728 } }
3729
3730 - (void) clear {
3731 @synchronized (self) {
3732     delete resolver_;
3733     resolver_ = new pkgProblemResolver(cache_);
3734
3735     for (pkgCache::PkgIterator iterator(cache_->PkgBegin()); !iterator.end(); ++iterator)
3736         if (!cache_[iterator].Keep())
3737             cache_->MarkKeep(iterator, false);
3738         else if ((cache_[iterator].iFlags & pkgDepCache::ReInstall) != 0)
3739             cache_->SetReInstall(iterator, false);
3740 } }
3741
3742 - (void) configure {
3743     NSString *dpkg = [NSString stringWithFormat:@"dpkg --configure -a --status-fd %u", statusfd_];
3744     _trace();
3745     system([dpkg UTF8String]);
3746     _trace();
3747 }
3748
3749 - (bool) clean {
3750 @synchronized (self) {
3751     // XXX: I don't remember this condition
3752     if (lock_ != NULL)
3753         return false;
3754
3755     FileFd Lock;
3756     Lock.Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3757
3758     NSString *title(UCLocalize("CLEAN_ARCHIVES"));
3759
3760     if ([self popErrorWithTitle:title])
3761         return false;
3762
3763     pkgAcquire fetcher;
3764     fetcher.Clean(_config->FindDir("Dir::Cache::Archives"));
3765
3766     CydiaLogCleaner cleaner;
3767     if ([self popErrorWithTitle:title forOperation:cleaner.Go(_config->FindDir("Dir::Cache::Archives") + "partial/", cache_)])
3768         return false;
3769
3770     return true;
3771 } }
3772
3773 - (bool) prepare {
3774     fetcher_->Shutdown();
3775
3776     pkgRecords records(cache_);
3777
3778     lock_ = new FileFd();
3779     lock_->Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3780
3781     NSString *title(UCLocalize("PREPARE_ARCHIVES"));
3782
3783     if ([self popErrorWithTitle:title])
3784         return false;
3785
3786     pkgSourceList list;
3787     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3788         return false;
3789
3790     manager_ = (_system->CreatePM(cache_));
3791     if ([self popErrorWithTitle:title forOperation:manager_->GetArchives(fetcher_, &list, &records)])
3792         return false;
3793
3794     return true;
3795 }
3796
3797 - (void) perform {
3798     bool substrate(RestartSubstrate_);
3799     RestartSubstrate_ = false;
3800
3801     NSString *title(UCLocalize("PERFORM_SELECTIONS"));
3802
3803     NSMutableArray *before = [NSMutableArray arrayWithCapacity:16]; {
3804         pkgSourceList list;
3805         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3806             return;
3807         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3808             [before addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3809     }
3810
3811     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3812
3813     if (fetcher_->Run(PulseInterval_) != pkgAcquire::Continue) {
3814         _trace();
3815         [self popErrorWithTitle:title];
3816         return;
3817     }
3818
3819     bool failed = false;
3820     for (pkgAcquire::ItemIterator item = fetcher_->ItemsBegin(); item != fetcher_->ItemsEnd(); item++) {
3821         if ((*item)->Status == pkgAcquire::Item::StatDone && (*item)->Complete)
3822             continue;
3823         if ((*item)->Status == pkgAcquire::Item::StatIdle)
3824             continue;
3825
3826         std::string uri = (*item)->DescURI();
3827         std::string error = (*item)->ErrorText;
3828
3829         lprintf("pAf:%s:%s\n", uri.c_str(), error.c_str());
3830         failed = true;
3831
3832         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:kCydiaProgressEventTypeError]);
3833         [delegate_ addProgressEventOnMainThread:event forTask:title];
3834     }
3835
3836     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3837
3838     if (failed) {
3839         _trace();
3840         return;
3841     }
3842
3843     if (substrate)
3844         RestartSubstrate_ = true;
3845
3846     _system->UnLock();
3847     pkgPackageManager::OrderResult result = manager_->DoInstall(statusfd_);
3848     if ([self popErrorWithTitle:title])
3849         return;
3850
3851     if (result == pkgPackageManager::Failed) {
3852         _trace();
3853         return;
3854     }
3855
3856     if (result != pkgPackageManager::Completed) {
3857         _trace();
3858         return;
3859     }
3860
3861     NSMutableArray *after = [NSMutableArray arrayWithCapacity:16]; {
3862         pkgSourceList list;
3863         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3864             return;
3865         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3866             [after addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3867     }
3868
3869     if (![before isEqualToArray:after])
3870         [self update];
3871 }
3872
3873 - (bool) upgrade {
3874     NSString *title(UCLocalize("UPGRADE"));
3875     if ([self popErrorWithTitle:title forOperation:pkgDistUpgrade(cache_)])
3876         return false;
3877     return true;
3878 }
3879
3880 - (void) update {
3881     [self updateWithStatus:status_];
3882 }
3883
3884 - (void) updateWithStatus:(CancelStatus &)status {
3885     NSString *title(UCLocalize("REFRESHING_DATA"));
3886
3887     pkgSourceList list;
3888     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3889         return;
3890
3891     FileFd lock;
3892     lock.Fd(GetLock(_config->FindDir("Dir::State::Lists") + "lock"));
3893     if ([self popErrorWithTitle:title])
3894         return;
3895
3896     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3897
3898     bool success(ListUpdate(status, list, PulseInterval_));
3899     if (status.WasCancelled())
3900         _error->Discard();
3901     else {
3902         [self popErrorWithTitle:title forOperation:success];
3903         [Metadata_ setObject:[NSDate date] forKey:@"LastUpdate"];
3904         Changed_ = true;
3905     }
3906
3907     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3908 }
3909
3910 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate {
3911     delegate_ = delegate;
3912 }
3913
3914 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate {
3915     progress_ = delegate;
3916     status_.setDelegate(delegate);
3917 }
3918
3919 - (NSObject<ProgressDelegate> *) progressDelegate {
3920     return progress_;
3921 }
3922
3923 - (Source *) getSource:(pkgCache::PkgFileIterator)file {
3924     SourceMap::const_iterator i(sourceMap_.find(file->ID));
3925     return i == sourceMap_.end() ? nil : i->second;
3926 }
3927
3928 - (void) setFetch:(bool)fetch forURI:(const char *)uri {
3929     for (Source *source in (id) sourceList_)
3930         [source setFetch:fetch forURI:uri];
3931 }
3932
3933 - (void) resetFetch {
3934     for (Source *source in (id) sourceList_)
3935         [source resetFetch];
3936 }
3937
3938 - (NSString *) mappedSectionForPointer:(const char *)section {
3939     _H<NSString> *mapped;
3940
3941     _profile(Database$mappedSectionForPointer$Cache)
3942         mapped = &sections_[section];
3943     _end
3944
3945     if (*mapped == NULL) {
3946         size_t length(strlen(section));
3947         char spaced[length + 1];
3948
3949         _profile(Database$mappedSectionForPointer$Replace)
3950             for (size_t index(0); index != length; ++index)
3951                 spaced[index] = section[index] == '_' ? ' ' : section[index];
3952             spaced[length] = '\0';
3953         _end
3954
3955         NSString *string;
3956
3957         _profile(Database$mappedSectionForPointer$stringWithUTF8String)
3958             string = [NSString stringWithUTF8String:spaced];
3959         _end
3960
3961         _profile(Database$mappedSectionForPointer$Map)
3962             string = [SectionMap_ objectForKey:string] ?: string;
3963         _end
3964
3965         *mapped = string;
3966     } return *mapped;
3967 }
3968
3969 @end
3970 /* }}} */
3971
3972 static _H<NSMutableSet> Diversions_;
3973
3974 @interface Diversion : NSObject {
3975     Pcre pattern_;
3976     _H<NSString> key_;
3977     _H<NSString> format_;
3978 }
3979
3980 @end
3981
3982 @implementation Diversion
3983
3984 - (id) initWithFrom:(NSString *)from to:(NSString *)to {
3985     if ((self = [super init]) != nil) {
3986         pattern_ = [from UTF8String];
3987         key_ = from;
3988         format_ = to;
3989     } return self;
3990 }
3991
3992 - (NSString *) divert:(NSString *)url {
3993     return !pattern_(url) ? nil : pattern_->*format_;
3994 }
3995
3996 + (NSURL *) divertURL:(NSURL *)url {
3997   divert:
3998     NSString *href([url absoluteString]);
3999
4000     for (Diversion *diversion in (id) Diversions_)
4001         if (NSString *diverted = [diversion divert:href]) {
4002 #if !ForRelease
4003             NSLog(@"div: %@", diverted);
4004 #endif
4005             url = [NSURL URLWithString:diverted];
4006             goto divert;
4007         }
4008
4009     return url;
4010 }
4011
4012 - (NSString *) key {
4013     return key_;
4014 }
4015
4016 - (NSUInteger) hash {
4017     return [key_ hash];
4018 }
4019
4020 - (BOOL) isEqual:(Diversion *)object {
4021     return self == object || [self class] == [object class] && [key_ isEqual:[object key]];
4022 }
4023
4024 @end
4025
4026 @interface CydiaObject : NSObject {
4027     _H<CyteWebViewController> indirect_;
4028     _transient id delegate_;
4029 }
4030
4031 - (id) initWithDelegate:(IndirectDelegate *)indirect;
4032
4033 @end
4034
4035 @class CydiaObject;
4036
4037 @interface CydiaWebViewController : CyteWebViewController {
4038     _H<CydiaObject> cydia_;
4039 }
4040
4041 + (void) addDiversion:(Diversion *)diversion;
4042 + (NSURLRequest *) requestWithHeaders:(NSURLRequest *)request;
4043 + (void) didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame withCydia:(CydiaObject *)cydia;
4044 - (void) setDelegate:(id)delegate;
4045
4046 @end
4047
4048 /* Web Scripting {{{ */
4049 @implementation CydiaObject
4050
4051 - (id) initWithDelegate:(IndirectDelegate *)indirect {
4052     if ((self = [super init]) != nil) {
4053         indirect_ = (CyteWebViewController *) indirect;
4054     } return self;
4055 }
4056
4057 - (void) setDelegate:(id)delegate {
4058     delegate_ = delegate;
4059 }
4060
4061 + (NSArray *) _attributeKeys {
4062     return [NSArray arrayWithObjects:
4063         @"bbsnum",
4064         @"build",
4065         @"coreFoundationVersionNumber",
4066         @"device",
4067         @"ecid",
4068         @"firmware",
4069         @"hostname",
4070         @"idiom",
4071         @"mcc",
4072         @"mnc",
4073         @"model",
4074         @"operator",
4075         @"role",
4076         @"serial",
4077         @"token",
4078         @"version",
4079     nil];
4080 }
4081
4082 - (NSArray *) attributeKeys {
4083     return [[self class] _attributeKeys];
4084 }
4085
4086 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
4087     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
4088 }
4089
4090 - (NSString *) version {
4091     return Cydia_;
4092 }
4093
4094 - (NSString *) build {
4095     return System_;
4096 }
4097
4098 - (NSString *) coreFoundationVersionNumber {
4099     return [NSString stringWithFormat:@"%.2f", kCFCoreFoundationVersionNumber];
4100 }
4101
4102 - (NSString *) device {
4103     return UniqueIdentifier();
4104 }
4105
4106 - (NSString *) firmware {
4107     return [[UIDevice currentDevice] systemVersion];
4108 }
4109
4110 - (NSString *) hostname {
4111     return [[UIDevice currentDevice] name];
4112 }
4113
4114 - (NSString *) idiom {
4115     return (id) Idiom_ ?: [NSNull null];
4116 }
4117
4118 - (NSString *) mcc {
4119     if (CFStringRef (*$CTSIMSupportCopyMobileSubscriberCountryCode)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode")))
4120         return [(NSString *) (*$CTSIMSupportCopyMobileSubscriberCountryCode)(kCFAllocatorDefault) autorelease];
4121     return nil;
4122 }
4123
4124 - (NSString *) mnc {
4125     if (CFStringRef (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberNetworkCode")))
4126         return [(NSString *) (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(kCFAllocatorDefault) autorelease];
4127     return nil;
4128 }
4129
4130 - (NSString *) operator {
4131     if (CFStringRef (*$CTRegistrationCopyOperatorName)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTRegistrationCopyOperatorName")))
4132         return [(NSString *) (*$CTRegistrationCopyOperatorName)(kCFAllocatorDefault) autorelease];
4133     return nil;
4134 }
4135
4136 - (NSString *) bbsnum {
4137     return (id) BBSNum_ ?: [NSNull null];
4138 }
4139
4140 - (NSString *) ecid {
4141     return (id) ChipID_ ?: [NSNull null];
4142 }
4143
4144 - (NSString *) serial {
4145     return SerialNumber_;
4146 }
4147
4148 - (NSString *) role {
4149     return (id) [NSNull null];
4150 }
4151
4152 - (NSString *) model {
4153     return [NSString stringWithUTF8String:Machine_];
4154 }
4155
4156 - (NSString *) token {
4157     return (id) Token_ ?: [NSNull null];
4158 }
4159
4160 + (NSString *) webScriptNameForSelector:(SEL)selector {
4161     if (false);
4162     else if (selector == @selector(addBridgedHost:))
4163         return @"addBridgedHost";
4164     else if (selector == @selector(addInsecureHost:))
4165         return @"addInsecureHost";
4166     else if (selector == @selector(addInternalRedirect::))
4167         return @"addInternalRedirect";
4168     else if (selector == @selector(addPipelinedHost:scheme:))
4169         return @"addPipelinedHost";
4170     else if (selector == @selector(addSource:::))
4171         return @"addSource";
4172     else if (selector == @selector(addTokenHost:))
4173         return @"addTokenHost";
4174     else if (selector == @selector(addTrivialSource:))
4175         return @"addTrivialSource";
4176     else if (selector == @selector(close))
4177         return @"close";
4178     else if (selector == @selector(du:))
4179         return @"du";
4180     else if (selector == @selector(stringWithFormat:arguments:))
4181         return @"format";
4182     else if (selector == @selector(getAllSources))
4183         return @"getAllSources";
4184     else if (selector == @selector(getApplicationInfo:value:))
4185         return @"getApplicationInfoValue";
4186     else if (selector == @selector(getKernelNumber:))
4187         return @"getKernelNumber";
4188     else if (selector == @selector(getKernelString:))
4189         return @"getKernelString";
4190     else if (selector == @selector(getInstalledPackages))
4191         return @"getInstalledPackages";
4192     else if (selector == @selector(getIORegistryEntry::))
4193         return @"getIORegistryEntry";
4194     else if (selector == @selector(getLocaleIdentifier))
4195         return @"getLocaleIdentifier";
4196     else if (selector == @selector(getPreferredLanguages))
4197         return @"getPreferredLanguages";
4198     else if (selector == @selector(getPackageById:))
4199         return @"getPackageById";
4200     else if (selector == @selector(getMetadataKeys))
4201         return @"getMetadataKeys";
4202     else if (selector == @selector(getMetadataValue:))
4203         return @"getMetadataValue";
4204     else if (selector == @selector(getSessionValue:))
4205         return @"getSessionValue";
4206     else if (selector == @selector(installPackages:))
4207         return @"installPackages";
4208     else if (selector == @selector(isReachable:))
4209         return @"isReachable";
4210     else if (selector == @selector(localizedStringForKey:value:table:))
4211         return @"localize";
4212     else if (selector == @selector(popViewController:))
4213         return @"popViewController";
4214     else if (selector == @selector(refreshSources))
4215         return @"refreshSources";
4216     else if (selector == @selector(registerFrame:))
4217         return @"registerFrame";
4218     else if (selector == @selector(removeButton))
4219         return @"removeButton";
4220     else if (selector == @selector(saveConfig))
4221         return @"saveConfig";
4222     else if (selector == @selector(setMetadataValue::))
4223         return @"setMetadataValue";
4224     else if (selector == @selector(setSessionValue::))
4225         return @"setSessionValue";
4226     else if (selector == @selector(substitutePackageNames:))
4227         return @"substitutePackageNames";
4228     else if (selector == @selector(scrollToBottom:))
4229         return @"scrollToBottom";
4230     else if (selector == @selector(setAllowsNavigationAction:))
4231         return @"setAllowsNavigationAction";
4232     else if (selector == @selector(setBadgeValue:))
4233         return @"setBadgeValue";
4234     else if (selector == @selector(setButtonImage:withStyle:toFunction:))
4235         return @"setButtonImage";
4236     else if (selector == @selector(setButtonTitle:withStyle:toFunction:))
4237         return @"setButtonTitle";
4238     else if (selector == @selector(setHidesBackButton:))
4239         return @"setHidesBackButton";
4240     else if (selector == @selector(setHidesNavigationBar:))
4241         return @"setHidesNavigationBar";
4242     else if (selector == @selector(setNavigationBarStyle:))
4243         return @"setNavigationBarStyle";
4244     else if (selector == @selector(setNavigationBarTintRed:green:blue:alpha:))
4245         return @"setNavigationBarTintColor";
4246     else if (selector == @selector(setPasteboardString:))
4247         return @"setPasteboardString";
4248     else if (selector == @selector(setPasteboardURL:))
4249         return @"setPasteboardURL";
4250     else if (selector == @selector(setScrollAlwaysBounceVertical:))
4251         return @"setScrollAlwaysBounceVertical";
4252     else if (selector == @selector(setScrollIndicatorStyle:))
4253         return @"setScrollIndicatorStyle";
4254     else if (selector == @selector(setToken:))
4255         return @"setToken";
4256     else if (selector == @selector(setViewportWidth:))
4257         return @"setViewportWidth";
4258     else if (selector == @selector(statfs:))
4259         return @"statfs";
4260     else if (selector == @selector(supports:))
4261         return @"supports";
4262     else if (selector == @selector(unload))
4263         return @"unload";
4264     else
4265         return nil;
4266 }
4267
4268 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
4269     return [self webScriptNameForSelector:selector] == nil;
4270 }
4271
4272 - (BOOL) supports:(NSString *)feature {
4273     return [feature isEqualToString:@"window.open"];
4274 }
4275
4276 - (void) unload {
4277     [delegate_ performSelectorOnMainThread:@selector(unloadData) withObject:nil waitUntilDone:NO];
4278 }
4279
4280 - (void) setScrollAlwaysBounceVertical:(NSNumber *)value {
4281     [indirect_ performSelectorOnMainThread:@selector(setScrollAlwaysBounceVerticalNumber:) withObject:value waitUntilDone:NO];
4282 }
4283
4284 - (void) setScrollIndicatorStyle:(NSString *)style {
4285     [indirect_ performSelectorOnMainThread:@selector(setScrollIndicatorStyleWithName:) withObject:style waitUntilDone:NO];
4286 }
4287
4288 - (void) addInternalRedirect:(NSString *)from :(NSString *)to {
4289     [CydiaWebViewController performSelectorOnMainThread:@selector(addDiversion:) withObject:[[[Diversion alloc] initWithFrom:from to:to] autorelease] waitUntilDone:NO];
4290 }
4291
4292 - (NSDictionary *) getApplicationInfo:(NSString *)display value:(NSString *)key {
4293     char path[1024];
4294     if (SBBundlePathForDisplayIdentifier(SBSSpringBoardServerPort(), [display UTF8String], path) != 0)
4295         return (id) [NSNull null];
4296     NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:[[NSString stringWithUTF8String:path] stringByAppendingString:@"/Info.plist"]]);
4297     if (info == nil)
4298         return (id) [NSNull null];
4299     return [info objectForKey:key];
4300 }
4301
4302 - (NSNumber *) getKernelNumber:(NSString *)name {
4303     const char *string([name UTF8String]);
4304
4305     size_t size;
4306     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4307         return (id) [NSNull null];
4308
4309     if (size != sizeof(int))
4310         return (id) [NSNull null];
4311
4312     int value;
4313     if (sysctlbyname(string, &value, &size, NULL, 0) == -1)
4314         return (id) [NSNull null];
4315
4316     return [NSNumber numberWithInt:value];
4317 }
4318
4319 - (NSString *) getKernelString:(NSString *)name {
4320     const char *string([name UTF8String]);
4321
4322     size_t size;
4323     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4324         return (id) [NSNull null];
4325
4326     char value[size + 1];
4327     if (sysctlbyname(string, value, &size, NULL, 0) == -1)
4328         return (id) [NSNull null];
4329
4330     // XXX: just in case you request something ludicrous
4331     value[size] = '\0';
4332
4333     return [NSString stringWithCString:value];
4334 }
4335
4336 - (NSObject *) getIORegistryEntry:(NSString *)path :(NSString *)entry {
4337     NSObject *value(CYIOGetValue([path UTF8String], entry));
4338
4339     if (value != nil)
4340         if ([value isKindOfClass:[NSData class]])
4341             value = CYHex((NSData *) value);
4342
4343     return value;
4344 }
4345
4346 - (NSArray *) getMetadataKeys {
4347 @synchronized (Values_) {
4348     return [Values_ allKeys];
4349 } }
4350
4351 - (void) registerFrame:(DOMHTMLIFrameElement *)iframe {
4352     WebFrame *frame([iframe contentFrame]);
4353     [indirect_ registerFrame:frame];
4354 }
4355
4356 - (id) getMetadataValue:(NSString *)key {
4357 @synchronized (Values_) {
4358     return [Values_ objectForKey:key];
4359 } }
4360
4361 - (void) setMetadataValue:(NSString *)key :(NSString *)value {
4362 @synchronized (Values_) {
4363     if (value == nil || value == (id) [WebUndefined undefined] || value == (id) [NSNull null])
4364         [Values_ removeObjectForKey:key];
4365     else
4366         [Values_ setObject:value forKey:key];
4367
4368     [delegate_ performSelectorOnMainThread:@selector(updateValues) withObject:nil waitUntilDone:YES];
4369 } }
4370
4371 - (id) getSessionValue:(NSString *)key {
4372 @synchronized (SessionData_) {
4373     return [SessionData_ objectForKey:key];
4374 } }
4375
4376 - (void) setSessionValue:(NSString *)key :(NSString *)value {
4377 @synchronized (SessionData_) {
4378     if (value == (id) [WebUndefined undefined])
4379         [SessionData_ removeObjectForKey:key];
4380     else
4381         [SessionData_ setObject:value forKey:key];
4382 } }
4383
4384 - (void) addBridgedHost:(NSString *)host {
4385 @synchronized (HostConfig_) {
4386     [BridgedHosts_ addObject:host];
4387 } }
4388
4389 - (void) addInsecureHost:(NSString *)host {
4390 @synchronized (HostConfig_) {
4391     [InsecureHosts_ addObject:host];
4392 } }
4393
4394 - (void) addTokenHost:(NSString *)host {
4395 @synchronized (HostConfig_) {
4396     [TokenHosts_ addObject:host];
4397 } }
4398
4399 - (void) addPipelinedHost:(NSString *)host scheme:(NSString *)scheme {
4400 @synchronized (HostConfig_) {
4401     if (scheme != (id) [WebUndefined undefined])
4402         host = [NSString stringWithFormat:@"%@:%@", [scheme lowercaseString], host];
4403
4404     [PipelinedHosts_ addObject:host];
4405 } }
4406
4407 - (void) popViewController:(NSNumber *)value {
4408     if (value == (id) [WebUndefined undefined])
4409         value = [NSNumber numberWithBool:YES];
4410     [indirect_ performSelectorOnMainThread:@selector(popViewControllerWithNumber:) withObject:value waitUntilDone:NO];
4411 }
4412
4413 - (void) addSource:(NSString *)href :(NSString *)distribution :(WebScriptObject *)sections {
4414     NSMutableArray *array([NSMutableArray arrayWithCapacity:[sections count]]);
4415
4416     for (NSString *section in sections)
4417         [array addObject:section];
4418
4419     [delegate_ performSelectorOnMainThread:@selector(addSource:) withObject:[NSMutableDictionary dictionaryWithObjectsAndKeys:
4420         @"deb", @"Type",
4421         href, @"URI",
4422         distribution, @"Distribution",
4423         array, @"Sections",
4424     nil] waitUntilDone:NO];
4425 }
4426
4427 - (void) addTrivialSource:(NSString *)href {
4428     [delegate_ performSelectorOnMainThread:@selector(addTrivialSource:) withObject:href waitUntilDone:NO];
4429 }
4430
4431 - (void) refreshSources {
4432     [delegate_ performSelectorOnMainThread:@selector(syncData) withObject:nil waitUntilDone:NO];
4433 }
4434
4435 - (void) saveConfig {
4436     [delegate_ performSelectorOnMainThread:@selector(_saveConfig) withObject:nil waitUntilDone:NO];
4437 }
4438
4439 - (NSArray *) getAllSources {
4440     return [[Database sharedInstance] sources];
4441 }
4442
4443 - (NSArray *) getInstalledPackages {
4444     Database *database([Database sharedInstance]);
4445 @synchronized (database) {
4446     NSArray *packages([database packages]);
4447     NSMutableArray *installed([NSMutableArray arrayWithCapacity:1024]);
4448     for (Package *package in packages)
4449         if (![package uninstalled])
4450             [installed addObject:package];
4451     return installed;
4452 } }
4453
4454 - (Package *) getPackageById:(NSString *)id {
4455     if (Package *package = [[Database sharedInstance] packageWithName:id]) {
4456         [package parse];
4457         return package;
4458     } else
4459         return (Package *) [NSNull null];
4460 }
4461
4462 - (NSString *) getLocaleIdentifier {
4463     return Locale_ == NULL ? (NSString *) [NSNull null] : (NSString *) CFLocaleGetIdentifier(Locale_);
4464 }
4465
4466 - (NSArray *) getPreferredLanguages {
4467     return Languages_;
4468 }
4469
4470 - (NSArray *) statfs:(NSString *)path {
4471     struct statfs stat;
4472
4473     if (path == nil || statfs([path UTF8String], &stat) == -1)
4474         return nil;
4475
4476     return [NSArray arrayWithObjects:
4477         [NSNumber numberWithUnsignedLong:stat.f_bsize],
4478         [NSNumber numberWithUnsignedLong:stat.f_blocks],
4479         [NSNumber numberWithUnsignedLong:stat.f_bfree],
4480     nil];
4481 }
4482
4483 - (NSNumber *) du:(NSString *)path {
4484     NSNumber *value(nil);
4485
4486     int fds[2];
4487     _assert(pipe(fds) != -1);
4488
4489     pid_t pid(ExecFork());
4490     if (pid == 0) {
4491         _assert(dup2(fds[1], 1) != -1);
4492         _assert(close(fds[0]) != -1);
4493         _assert(close(fds[1]) != -1);
4494         /* XXX: this should probably not use du */
4495         execl("/usr/libexec/cydia/du", "du", "-s", [path UTF8String], NULL);
4496         exit(1);
4497     } else {
4498         _assert(close(fds[1]) != -1);
4499
4500         if (FILE *du = fdopen(fds[0], "r")) {
4501             char line[1024];
4502             while (fgets(line, sizeof(line), du) != NULL) {
4503                 size_t length(strlen(line));
4504                 while (length != 0 && line[length - 1] == '\n')
4505                     line[--length] = '\0';
4506                 if (char *tab = strchr(line, '\t')) {
4507                     *tab = '\0';
4508                     value = [NSNumber numberWithUnsignedLong:strtoul(line, NULL, 0)];
4509                 }
4510             }
4511
4512             fclose(du);
4513         } else
4514             _assert(close(fds[0]) != -1);
4515     } ReapZombie(pid);
4516
4517     return value;
4518 }
4519
4520 - (void) close {
4521     [indirect_ performSelectorOnMainThread:@selector(close) withObject:nil waitUntilDone:NO];
4522 }
4523
4524 - (NSNumber *) isReachable:(NSString *)name {
4525     return [NSNumber numberWithBool:IsReachable([name UTF8String])];
4526 }
4527
4528 - (void) installPackages:(NSArray *)packages {
4529     [delegate_ performSelectorOnMainThread:@selector(installPackages:) withObject:packages waitUntilDone:NO];
4530 }
4531
4532 - (NSString *) substitutePackageNames:(NSString *)message {
4533     NSMutableArray *words([[[message componentsSeparatedByString:@" "] mutableCopy] autorelease]);
4534     for (size_t i(0), e([words count]); i != e; ++i) {
4535         NSString *word([words objectAtIndex:i]);
4536         if (Package *package = [[Database sharedInstance] packageWithName:word])
4537             [words replaceObjectAtIndex:i withObject:[package name]];
4538     }
4539
4540     return [words componentsJoinedByString:@" "];
4541 }
4542
4543 - (void) removeButton {
4544     [indirect_ removeButton];
4545 }
4546
4547 - (void) setButtonImage:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4548     [indirect_ setButtonImage:button withStyle:style toFunction:function];
4549 }
4550
4551 - (void) setButtonTitle:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4552     [indirect_ setButtonTitle:button withStyle:style toFunction:function];
4553 }
4554
4555 - (void) setBadgeValue:(id)value {
4556     [indirect_ performSelectorOnMainThread:@selector(setBadgeValue:) withObject:value waitUntilDone:NO];
4557 }
4558
4559 - (void) setAllowsNavigationAction:(NSString *)value {
4560     [indirect_ performSelectorOnMainThread:@selector(setAllowsNavigationActionByNumber:) withObject:value waitUntilDone:NO];
4561 }
4562
4563 - (void) setHidesBackButton:(NSString *)value {
4564     [indirect_ performSelectorOnMainThread:@selector(setHidesBackButtonByNumber:) withObject:value waitUntilDone:NO];
4565 }
4566
4567 - (void) setHidesNavigationBar:(NSString *)value {
4568     [indirect_ performSelectorOnMainThread:@selector(setHidesNavigationBarByNumber:) withObject:value waitUntilDone:NO];
4569 }
4570
4571 - (void) setNavigationBarStyle:(NSString *)value {
4572     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarStyle:) withObject:value waitUntilDone:NO];
4573 }
4574
4575 - (void) setNavigationBarTintRed:(NSNumber *)red green:(NSNumber *)green blue:(NSNumber *)blue alpha:(NSNumber *)alpha {
4576     float opacity(alpha == (id) [WebUndefined undefined] ? 1 : [alpha floatValue]);
4577     UIColor *color([UIColor colorWithRed:[red floatValue] green:[green floatValue] blue:[blue floatValue] alpha:opacity]);
4578     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarTintColor:) withObject:color waitUntilDone:NO];
4579 }
4580
4581 - (void) setPasteboardString:(NSString *)value {
4582     [[objc_getClass("UIPasteboard") generalPasteboard] setString:value];
4583 }
4584
4585 - (void) setPasteboardURL:(NSString *)value {
4586     [[objc_getClass("UIPasteboard") generalPasteboard] setURL:[NSURL URLWithString:value]];
4587 }
4588
4589 - (void) _setToken:(NSString *)token {
4590     Token_ = token;
4591
4592     if (token == nil)
4593         [Metadata_ removeObjectForKey:@"Token"];
4594     else
4595         [Metadata_ setObject:Token_ forKey:@"Token"];
4596
4597     Changed_ = true;
4598 }
4599
4600 - (void) setToken:(NSString *)token {
4601     [self performSelectorOnMainThread:@selector(_setToken:) withObject:token waitUntilDone:NO];
4602 }
4603
4604 - (void) scrollToBottom:(NSNumber *)animated {
4605     [indirect_ performSelectorOnMainThread:@selector(scrollToBottomAnimated:) withObject:animated waitUntilDone:NO];
4606 }
4607
4608 - (void) setViewportWidth:(float)width {
4609     [indirect_ setViewportWidthOnMainThread:width];
4610 }
4611
4612 - (NSString *) stringWithFormat:(NSString *)format arguments:(WebScriptObject *)arguments {
4613     //NSLog(@"SWF:\"%@\" A:%@", format, [arguments description]);
4614     unsigned count([arguments count]);
4615     id values[count];
4616     for (unsigned i(0); i != count; ++i)
4617         values[i] = [arguments objectAtIndex:i];
4618     return [[[NSString alloc] initWithFormat:format arguments:reinterpret_cast<va_list>(values)] autorelease];
4619 }
4620
4621 - (NSString *) localizedStringForKey:(NSString *)key value:(NSString *)value table:(NSString *)table {
4622     if (reinterpret_cast<id>(value) == [WebUndefined undefined])
4623         value = nil;
4624     if (reinterpret_cast<id>(table) == [WebUndefined undefined])
4625         table = nil;
4626     return [[NSBundle mainBundle] localizedStringForKey:key value:value table:table];
4627 }
4628
4629 @end
4630 /* }}} */
4631
4632 @interface NSURL (CydiaSecure)
4633 @end
4634
4635 @implementation NSURL (CydiaSecure)
4636
4637 - (bool) isCydiaSecure {
4638     if ([[[self scheme] lowercaseString] isEqualToString:@"https"])
4639         return true;
4640
4641     @synchronized (HostConfig_) {
4642         if ([InsecureHosts_ containsObject:[self host]])
4643             return true;
4644     }
4645
4646     return false;
4647 }
4648
4649 @end
4650
4651 /* Cydia Browser Controller {{{ */
4652 @implementation CydiaWebViewController
4653
4654 - (NSURL *) navigationURL {
4655     return request_ == nil ? nil : [NSURL URLWithString:[NSString stringWithFormat:@"cydia://url/%@", [[request_ URL] absoluteString]]];
4656 }
4657
4658 + (void) _initialize {
4659     [super _initialize];
4660
4661     Diversions_ = [NSMutableSet setWithCapacity:0];
4662 }
4663
4664 + (void) addDiversion:(Diversion *)diversion {
4665     [Diversions_ addObject:diversion];
4666 }
4667
4668 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4669     [super webView:view didClearWindowObject:window forFrame:frame];
4670     [CydiaWebViewController didClearWindowObject:window forFrame:frame withCydia:cydia_];
4671 }
4672
4673 + (void) didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame withCydia:(CydiaObject *)cydia {
4674     WebDataSource *source([frame dataSource]);
4675     NSURLResponse *response([source response]);
4676     NSURL *url([response URL]);
4677     NSString *scheme([[url scheme] lowercaseString]);
4678
4679     bool bridged(false);
4680
4681     @synchronized (HostConfig_) {
4682         if ([scheme isEqualToString:@"file"])
4683             bridged = true;
4684         else if ([scheme isEqualToString:@"https"])
4685             if ([BridgedHosts_ containsObject:[url host]])
4686                 bridged = true;
4687     }
4688
4689     if (bridged)
4690         [window setValue:cydia forKey:@"cydia"];
4691 }
4692
4693 - (void) _setupMail:(MFMailComposeViewController *)controller {
4694     [controller addAttachmentData:[NSData dataWithContentsOfFile:@"/tmp/cydia.log"] mimeType:@"text/plain" fileName:@"cydia.log"];
4695
4696     system("/usr/bin/dpkg -l >/tmp/dpkgl.log");
4697     [controller addAttachmentData:[NSData dataWithContentsOfFile:@"/tmp/dpkgl.log"] mimeType:@"text/plain" fileName:@"dpkgl.log"];
4698 }
4699
4700 - (NSURL *) URLWithURL:(NSURL *)url {
4701     return [Diversion divertURL:url];
4702 }
4703
4704 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
4705     return [CydiaWebViewController requestWithHeaders:[super webView:view resource:resource willSendRequest:request redirectResponse:response fromDataSource:source]];
4706 }
4707
4708 + (NSURLRequest *) requestWithHeaders:(NSURLRequest *)request {
4709     NSMutableURLRequest *copy([[request mutableCopy] autorelease]);
4710
4711     NSURL *url([copy URL]);
4712     NSString *href([url absoluteString]);
4713     NSString *host([url host]);
4714
4715     if ([href hasPrefix:@"https://cydia.saurik.com/TSS/"]) {
4716         if (NSString *agent = [copy valueForHTTPHeaderField:@"X-User-Agent"]) {
4717             [copy setValue:agent forHTTPHeaderField:@"User-Agent"];
4718             [copy setValue:nil forHTTPHeaderField:@"X-User-Agent"];
4719         }
4720
4721         [copy setValue:nil forHTTPHeaderField:@"Referer"];
4722         [copy setValue:nil forHTTPHeaderField:@"Origin"];
4723
4724         [copy setURL:[NSURL URLWithString:[@"http://gs.apple.com/TSS/" stringByAppendingString:[href substringFromIndex:29]]]];
4725         return copy;
4726     }
4727
4728     if ([copy valueForHTTPHeaderField:@"X-Cydia-Cf"] == nil)
4729         [copy setValue:[NSString stringWithFormat:@"%.2f", kCFCoreFoundationVersionNumber] forHTTPHeaderField:@"X-Cydia-Cf"];
4730     if (Machine_ != NULL && [copy valueForHTTPHeaderField:@"X-Machine"] == nil)
4731         [copy setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
4732
4733     bool bridged;
4734     bool token;
4735
4736     @synchronized (HostConfig_) {
4737         bridged = [BridgedHosts_ containsObject:host];
4738         token = [TokenHosts_ containsObject:host];
4739     }
4740
4741     if ([url isCydiaSecure]) {
4742         if (bridged) {
4743             if (UniqueID_ != nil && [copy valueForHTTPHeaderField:@"X-Cydia-Id"] == nil)
4744                 [copy setValue:UniqueID_ forHTTPHeaderField:@"X-Cydia-Id"];
4745         } else if (token) {
4746             if (Token_ != nil && [copy valueForHTTPHeaderField:@"X-Cydia-Token"] == nil)
4747                 [copy setValue:Token_ forHTTPHeaderField:@"X-Cydia-Token"];
4748         }
4749     }
4750
4751     return copy;
4752 }
4753
4754 - (void) setDelegate:(id)delegate {
4755     [super setDelegate:delegate];
4756     [cydia_ setDelegate:delegate];
4757 }
4758
4759 - (NSString *) applicationNameForUserAgent {
4760     return UserAgent_;
4761 }
4762
4763 - (id) init {
4764     if ((self = [super initWithWidth:0 ofClass:[CydiaWebViewController class]]) != nil) {
4765         cydia_ = [[[CydiaObject alloc] initWithDelegate:indirect_] autorelease];
4766     } return self;
4767 }
4768
4769 @end
4770
4771 @interface AppCacheController : CydiaWebViewController {
4772 }
4773
4774 @end
4775
4776 @implementation AppCacheController
4777
4778 - (void) didReceiveMemoryWarning {
4779     // XXX: this doesn't work
4780 }
4781
4782 - (bool) retainsNetworkActivityIndicator {
4783     return false;
4784 }
4785
4786 @end
4787 /* }}} */
4788
4789 // CydiaScript {{{
4790 @interface NSObject (CydiaScript)
4791 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context;
4792 @end
4793
4794 @implementation NSObject (CydiaScript)
4795
4796 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4797     return self;
4798 }
4799
4800 @end
4801
4802 @implementation NSArray (CydiaScript)
4803
4804 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4805     WebScriptObject *object([context evaluateWebScript:@"[]"]);
4806     for (size_t i(0), e([self count]); i != e; ++i)
4807         [object setWebScriptValueAtIndex:i value:[[self objectAtIndex:i] Cydia$webScriptObjectInContext:context]];
4808     return object;
4809 }
4810
4811 @end
4812
4813 @implementation NSDictionary (CydiaScript)
4814
4815 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4816     WebScriptObject *object([context evaluateWebScript:@"({})"]);
4817     for (id i in self)
4818         [object setValue:[[self objectForKey:i] Cydia$webScriptObjectInContext:context] forKey:i];
4819     return object;
4820 }
4821
4822 @end
4823 // }}}
4824
4825 /* Confirmation Controller {{{ */
4826 bool DepSubstrate(const pkgCache::VerIterator &iterator) {
4827     if (!iterator.end())
4828         for (pkgCache::DepIterator dep(iterator.DependsList()); !dep.end(); ++dep) {
4829             if (dep->Type != pkgCache::Dep::Depends && dep->Type != pkgCache::Dep::PreDepends)
4830                 continue;
4831             pkgCache::PkgIterator package(dep.TargetPkg());
4832             if (package.end())
4833                 continue;
4834             if (strcmp(package.Name(), "mobilesubstrate") == 0)
4835                 return true;
4836         }
4837
4838     return false;
4839 }
4840
4841 @protocol ConfirmationControllerDelegate
4842 - (void) cancelAndClear:(bool)clear;
4843 - (void) confirmWithNavigationController:(UINavigationController *)navigation;
4844 - (void) queue;
4845 @end
4846
4847 @interface ConfirmationController : CydiaWebViewController {
4848     _transient Database *database_;
4849
4850     _H<UIAlertView> essential_;
4851
4852     _H<NSDictionary> changes_;
4853     _H<NSMutableArray> issues_;
4854     _H<NSDictionary> sizes_;
4855
4856     BOOL substrate_;
4857 }
4858
4859 - (id) initWithDatabase:(Database *)database;
4860
4861 @end
4862
4863 @implementation ConfirmationController
4864
4865 - (void) complete {
4866     if (substrate_)
4867         RestartSubstrate_ = true;
4868     [delegate_ confirmWithNavigationController:[self navigationController]];
4869 }
4870
4871 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
4872     NSString *context([alert context]);
4873
4874     if ([context isEqualToString:@"remove"]) {
4875         if (button == [alert cancelButtonIndex])
4876             [self dismissModalViewControllerAnimated:YES];
4877         else if (button == [alert firstOtherButtonIndex]) {
4878             [self performSelector:@selector(complete) withObject:nil afterDelay:0];
4879         }
4880
4881         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4882     } else if ([context isEqualToString:@"unable"]) {
4883         [self dismissModalViewControllerAnimated:YES];
4884         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4885     } else {
4886         [super alertView:alert clickedButtonAtIndex:button];
4887     }
4888 }
4889
4890 - (void) _doContinue {
4891     [delegate_ cancelAndClear:NO];
4892     [self dismissModalViewControllerAnimated:YES];
4893 }
4894
4895 - (id) invokeDefaultMethodWithArguments:(NSArray *)args {
4896     [self performSelectorOnMainThread:@selector(_doContinue) withObject:nil waitUntilDone:NO];
4897     return nil;
4898 }
4899
4900 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4901     [super webView:view didClearWindowObject:window forFrame:frame];
4902
4903     [window setValue:[[NSDictionary dictionaryWithObjectsAndKeys:
4904         (id) changes_, @"changes",
4905         (id) issues_, @"issues",
4906         (id) sizes_, @"sizes",
4907         self, @"queue",
4908     nil] Cydia$webScriptObjectInContext:window] forKey:@"cydiaConfirm"];
4909 }
4910
4911 - (id) initWithDatabase:(Database *)database {
4912     if ((self = [super init]) != nil) {
4913         database_ = database;
4914
4915         NSMutableArray *installs([NSMutableArray arrayWithCapacity:16]);
4916         NSMutableArray *reinstalls([NSMutableArray arrayWithCapacity:16]);
4917         NSMutableArray *upgrades([NSMutableArray arrayWithCapacity:16]);
4918         NSMutableArray *downgrades([NSMutableArray arrayWithCapacity:16]);
4919         NSMutableArray *removes([NSMutableArray arrayWithCapacity:16]);
4920
4921         bool remove(false);
4922
4923         pkgCacheFile &cache([database_ cache]);
4924         NSArray *packages([database_ packages]);
4925         pkgDepCache::Policy *policy([database_ policy]);
4926
4927         issues_ = [NSMutableArray arrayWithCapacity:4];
4928
4929         for (Package *package in packages) {
4930             pkgCache::PkgIterator iterator([package iterator]);
4931             NSString *name([package id]);
4932
4933             if ([package broken]) {
4934                 NSMutableArray *reasons([NSMutableArray arrayWithCapacity:4]);
4935
4936                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4937                     name, @"package",
4938                     reasons, @"reasons",
4939                 nil]];
4940
4941                 pkgCache::VerIterator ver(cache[iterator].InstVerIter(cache));
4942                 if (ver.end())
4943                     continue;
4944
4945                 for (pkgCache::DepIterator dep(ver.DependsList()); !dep.end(); ) {
4946                     pkgCache::DepIterator start;
4947                     pkgCache::DepIterator end;
4948                     dep.GlobOr(start, end); // ++dep
4949
4950                     if (!cache->IsImportantDep(end))
4951                         continue;
4952                     if ((cache[end] & pkgDepCache::DepGInstall) != 0)
4953                         continue;
4954
4955                     NSMutableArray *clauses([NSMutableArray arrayWithCapacity:4]);
4956
4957                     [reasons addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4958                         [NSString stringWithUTF8String:start.DepType()], @"relationship",
4959                         clauses, @"clauses",
4960                     nil]];
4961
4962                     _forever {
4963                         NSString *reason, *installed((NSString *) [WebUndefined undefined]);
4964
4965                         pkgCache::PkgIterator target(start.TargetPkg());
4966                         if (target->ProvidesList != 0)
4967                             reason = @"missing";
4968                         else {
4969                             pkgCache::VerIterator ver(cache[target].InstVerIter(cache));
4970                             if (!ver.end()) {
4971                                 reason = @"installed";
4972                                 installed = [NSString stringWithUTF8String:ver.VerStr()];
4973                             } else if (!cache[target].CandidateVerIter(cache).end())
4974                                 reason = @"uninstalled";
4975                             else if (target->ProvidesList == 0)
4976                                 reason = @"uninstallable";
4977                             else
4978                                 reason = @"virtual";
4979                         }
4980
4981                         NSDictionary *version(start.TargetVer() == 0 ? (NSDictionary *) [NSNull null] : [NSDictionary dictionaryWithObjectsAndKeys:
4982                             [NSString stringWithUTF8String:start.CompType()], @"operator",
4983                             [NSString stringWithUTF8String:start.TargetVer()], @"value",
4984                         nil]);
4985
4986                         [clauses addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4987                             [NSString stringWithUTF8String:start.TargetPkg().Name()], @"package",
4988                             version, @"version",
4989                             reason, @"reason",
4990                             installed, @"installed",
4991                         nil]];
4992
4993                         // yes, seriously. (wtf?)
4994                         if (start == end)
4995                             break;
4996                         ++start;
4997                     }
4998                 }
4999             }
5000
5001             pkgDepCache::StateCache &state(cache[iterator]);
5002
5003             static Pcre special_r("^(firmware$|gsc\\.|cy\\+)");
5004
5005             if (state.NewInstall())
5006                 [installs addObject:name];
5007             // XXX: else if (state.Install())
5008             else if (!state.Delete() && (state.iFlags & pkgDepCache::ReInstall) == pkgDepCache::ReInstall)
5009                 [reinstalls addObject:name];
5010             // XXX: move before previous if
5011             else if (state.Upgrade())
5012                 [upgrades addObject:name];
5013             else if (state.Downgrade())
5014                 [downgrades addObject:name];
5015             else if (!state.Delete())
5016                 // XXX: _assert(state.Keep());
5017                 continue;
5018             else if (special_r(name))
5019                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
5020                     [NSNull null], @"package",
5021                     [NSArray arrayWithObjects:
5022                         [NSDictionary dictionaryWithObjectsAndKeys:
5023                             @"Conflicts", @"relationship",
5024                             [NSArray arrayWithObjects:
5025                                 [NSDictionary dictionaryWithObjectsAndKeys:
5026                                     name, @"package",
5027                                     [NSNull null], @"version",
5028                                     @"installed", @"reason",
5029                                 nil],
5030                             nil], @"clauses",
5031                         nil],
5032                     nil], @"reasons",
5033                 nil]];
5034             else {
5035                 if ([package essential])
5036                     remove = true;
5037                 [removes addObject:name];
5038             }
5039
5040             substrate_ |= DepSubstrate(policy->GetCandidateVer(iterator));
5041             substrate_ |= DepSubstrate(iterator.CurrentVer());
5042         }
5043
5044         if (!remove)
5045             essential_ = nil;
5046         else if (Advanced_) {
5047             NSString *parenthetical(UCLocalize("PARENTHETICAL"));
5048
5049             essential_ = [[[UIAlertView alloc]
5050                 initWithTitle:UCLocalize("REMOVING_ESSENTIALS")
5051                 message:UCLocalize("REMOVING_ESSENTIALS_EX")
5052                 delegate:self
5053                 cancelButtonTitle:[NSString stringWithFormat:parenthetical, UCLocalize("CANCEL_OPERATION"), UCLocalize("SAFE")]
5054                 otherButtonTitles:
5055                     [NSString stringWithFormat:parenthetical, UCLocalize("FORCE_REMOVAL"), UCLocalize("UNSAFE")],
5056                 nil
5057             ] autorelease];
5058
5059             [essential_ setContext:@"remove"];
5060             [essential_ setNumberOfRows:2];
5061         } else {
5062             essential_ = [[[UIAlertView alloc]
5063                 initWithTitle:UCLocalize("UNABLE_TO_COMPLY")
5064                 message:UCLocalize("UNABLE_TO_COMPLY_EX")
5065                 delegate:self
5066                 cancelButtonTitle:UCLocalize("OKAY")
5067                 otherButtonTitles:nil
5068             ] autorelease];
5069
5070             [essential_ setContext:@"unable"];
5071         }
5072
5073         changes_ = [NSDictionary dictionaryWithObjectsAndKeys:
5074             installs, @"installs",
5075             reinstalls, @"reinstalls",
5076             upgrades, @"upgrades",
5077             downgrades, @"downgrades",
5078             removes, @"removes",
5079         nil];
5080
5081         sizes_ = [NSDictionary dictionaryWithObjectsAndKeys:
5082             [NSNumber numberWithInteger:[database_ fetcher].FetchNeeded()], @"downloading",
5083             [NSNumber numberWithInteger:[database_ fetcher].PartialPresent()], @"resuming",
5084         nil];
5085
5086         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/confirm/", UI_]]];
5087     } return self;
5088 }
5089
5090 - (UIBarButtonItem *) leftButton {
5091     return [[[UIBarButtonItem alloc]
5092         initWithTitle:UCLocalize("CANCEL")
5093         style:UIBarButtonItemStylePlain
5094         target:self
5095         action:@selector(cancelButtonClicked)
5096     ] autorelease];
5097 }
5098
5099 #if !AlwaysReload
5100 - (void) applyRightButton {
5101     if ([issues_ count] == 0 && ![self isLoading])
5102         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
5103             initWithTitle:UCLocalize("CONFIRM")
5104             style:UIBarButtonItemStyleDone
5105             target:self
5106             action:@selector(confirmButtonClicked)
5107         ] autorelease]];
5108     else
5109         [[self navigationItem] setRightBarButtonItem:nil];
5110 }
5111 #endif
5112
5113 - (void) cancelButtonClicked {
5114     [delegate_ cancelAndClear:YES];
5115     [self dismissModalViewControllerAnimated:YES];
5116 }
5117
5118 #if !AlwaysReload
5119 - (void) confirmButtonClicked {
5120     if (essential_ != nil)
5121         [essential_ show];
5122     else
5123         [self complete];
5124 }
5125 #endif
5126
5127 @end
5128 /* }}} */
5129
5130 /* Progress Data {{{ */
5131 @interface CydiaProgressData : NSObject {
5132     _transient id delegate_;
5133
5134     bool running_;
5135     float percent_;
5136
5137     float current_;
5138     float total_;
5139     float speed_;
5140
5141     _H<NSMutableArray> events_;
5142     _H<NSString> title_;
5143
5144     _H<NSString> status_;
5145     _H<NSString> finish_;
5146 }
5147
5148 @end
5149
5150 @implementation CydiaProgressData
5151
5152 + (NSArray *) _attributeKeys {
5153     return [NSArray arrayWithObjects:
5154         @"current",
5155         @"events",
5156         @"finish",
5157         @"percent",
5158         @"running",
5159         @"speed",
5160         @"title",
5161         @"total",
5162     nil];
5163 }
5164
5165 - (NSArray *) attributeKeys {
5166     return [[self class] _attributeKeys];
5167 }
5168
5169 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
5170     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
5171 }
5172
5173 - (id) init {
5174     if ((self = [super init]) != nil) {
5175         events_ = [NSMutableArray arrayWithCapacity:32];
5176     } return self;
5177 }
5178
5179 - (id) delegate {
5180     return delegate_;
5181 }
5182
5183 - (void) setDelegate:(id)delegate {
5184     delegate_ = delegate;
5185 }
5186
5187 - (void) setPercent:(float)value {
5188     percent_ = value;
5189 }
5190
5191 - (NSNumber *) percent {
5192     return [NSNumber numberWithFloat:percent_];
5193 }
5194
5195 - (void) setCurrent:(float)value {
5196     current_ = value;
5197 }
5198
5199 - (NSNumber *) current {
5200     return [NSNumber numberWithFloat:current_];
5201 }
5202
5203 - (void) setTotal:(float)value {
5204     total_ = value;
5205 }
5206
5207 - (NSNumber *) total {
5208     return [NSNumber numberWithFloat:total_];
5209 }
5210
5211 - (void) setSpeed:(float)value {
5212     speed_ = value;
5213 }
5214
5215 - (NSNumber *) speed {
5216     return [NSNumber numberWithFloat:speed_];
5217 }
5218
5219 - (NSArray *) events {
5220     return events_;
5221 }
5222
5223 - (void) removeAllEvents {
5224     [events_ removeAllObjects];
5225 }
5226
5227 - (void) addEvent:(CydiaProgressEvent *)event {
5228     [events_ addObject:event];
5229 }
5230
5231 - (void) setTitle:(NSString *)text {
5232     title_ = text;
5233 }
5234
5235 - (NSString *) title {
5236     return title_;
5237 }
5238
5239 - (void) setFinish:(NSString *)text {
5240     finish_ = text;
5241 }
5242
5243 - (NSString *) finish {
5244     return (id) finish_ ?: [NSNull null];
5245 }
5246
5247 - (void) setRunning:(bool)running {
5248     running_ = running;
5249 }
5250
5251 - (NSNumber *) running {
5252     return running_ ? (NSNumber *) kCFBooleanTrue : (NSNumber *) kCFBooleanFalse;
5253 }
5254
5255 @end
5256 /* }}} */
5257 /* Progress Controller {{{ */
5258 @interface ProgressController : CydiaWebViewController <
5259     ProgressDelegate
5260 > {
5261     _transient Database *database_;
5262     _H<CydiaProgressData, 1> progress_;
5263     unsigned cancel_;
5264 }
5265
5266 - (id) initWithDatabase:(Database *)database delegate:(id)delegate;
5267
5268 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title;
5269
5270 - (void) setTitle:(NSString *)title;
5271 - (void) setCancellable:(bool)cancellable;
5272
5273 @end
5274
5275 @implementation ProgressController
5276
5277 - (void) dealloc {
5278     [database_ setProgressDelegate:nil];
5279     [super dealloc];
5280 }
5281
5282 - (UIBarButtonItem *) leftButton {
5283     return cancel_ == 1 ? [[[UIBarButtonItem alloc]
5284         initWithTitle:UCLocalize("CANCEL")
5285         style:UIBarButtonItemStylePlain
5286         target:self
5287         action:@selector(cancel)
5288     ] autorelease] : nil;
5289 }
5290
5291 - (void) updateCancel {
5292     [super applyLeftButton];
5293 }
5294
5295 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
5296     if ((self = [super init]) != nil) {
5297         database_ = database;
5298         delegate_ = delegate;
5299
5300         [database_ setProgressDelegate:self];
5301
5302         progress_ = [[[CydiaProgressData alloc] init] autorelease];
5303         [progress_ setDelegate:self];
5304
5305         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/progress/", UI_]]];
5306
5307         [scroller_ setBackgroundColor:[UIColor blackColor]];
5308
5309         [[self navigationItem] setHidesBackButton:YES];
5310
5311         [self updateCancel];
5312     } return self;
5313 }
5314
5315 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
5316     [super webView:view didClearWindowObject:window forFrame:frame];
5317     [window setValue:progress_ forKey:@"cydiaProgress"];
5318 }
5319
5320 - (void) updateProgress {
5321     [self dispatchEvent:@"CydiaProgressUpdate"];
5322 }
5323
5324 - (void) viewWillAppear:(BOOL)animated {
5325     [[[self navigationController] navigationBar] setBarStyle:UIBarStyleBlack];
5326     [super viewWillAppear:animated];
5327 }
5328
5329 - (void) reloadSpringBoard {
5330     if (kCFCoreFoundationVersionNumber > 700) { // XXX: iOS 6.x
5331         system("/bin/launchctl stop com.apple.backboardd");
5332         sleep(15);
5333         system("/usr/bin/killall backboardd SpringBoard sbreload");
5334         return;
5335     }
5336
5337     pid_t pid(ExecFork());
5338     if (pid == 0) {
5339         if (setsid() == -1)
5340             perror("setsid");
5341
5342         pid_t pid(ExecFork());
5343         if (pid == 0) {
5344             execl("/usr/bin/sbreload", "sbreload", NULL);
5345             perror("sbreload");
5346
5347             exit(0);
5348         } ReapZombie(pid);
5349
5350         exit(0);
5351     } ReapZombie(pid);
5352
5353     sleep(15);
5354     system("/usr/bin/killall backboardd SpringBoard sbreload");
5355 }
5356
5357 - (void) close {
5358     UpdateExternalStatus(0);
5359
5360     if (Finish_ > 1)
5361         [delegate_ saveState];
5362
5363     switch (Finish_) {
5364         case 0:
5365             [delegate_ returnToCydia];
5366         break;
5367
5368         case 1:
5369             [delegate_ terminateWithSuccess];
5370             /*if ([delegate_ respondsToSelector:@selector(suspendWithAnimation:)])
5371                 [delegate_ suspendWithAnimation:YES];
5372             else
5373                 [delegate_ suspend];*/
5374         break;
5375
5376         case 2:
5377             _trace();
5378             goto reload;
5379
5380         case 3:
5381             _trace();
5382             goto reload;
5383
5384         reload: {
5385             UIProgressHUD *hud([delegate_ addProgressHUD]);
5386             [hud setText:UCLocalize("LOADING")];
5387             [self performSelector:@selector(reloadSpringBoard) withObject:nil afterDelay:0.5];
5388             return;
5389         }
5390
5391         case 4:
5392             _trace();
5393             if (void (*SBReboot)(mach_port_t) = reinterpret_cast<void (*)(mach_port_t)>(dlsym(RTLD_DEFAULT, "SBReboot")))
5394                 SBReboot(SBSSpringBoardServerPort());
5395             else
5396                 reboot2(RB_AUTOBOOT);
5397         break;
5398     }
5399
5400     [super close];
5401 }
5402
5403 - (void) setTitle:(NSString *)title {
5404     [progress_ setTitle:title];
5405     [self updateProgress];
5406 }
5407
5408 - (UIBarButtonItem *) rightButton {
5409     return [[progress_ running] boolValue] ? [super rightButton] : [[[UIBarButtonItem alloc]
5410         initWithTitle:UCLocalize("CLOSE")
5411         style:UIBarButtonItemStylePlain
5412         target:self
5413         action:@selector(close)
5414     ] autorelease];
5415 }
5416
5417 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title {
5418     UpdateExternalStatus(1);
5419
5420     [progress_ setRunning:true];
5421     [self setTitle:title];
5422     // implicit updateProgress
5423
5424     SHA1SumValue notifyconf; {
5425         FileFd file;
5426         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5427             _error->Discard();
5428         else {
5429             MMap mmap(file, MMap::ReadOnly);
5430             SHA1Summation sha1;
5431             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5432             notifyconf = sha1.Result();
5433         }
5434     }
5435
5436     SHA1SumValue springlist; {
5437         FileFd file;
5438         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5439             _error->Discard();
5440         else {
5441             MMap mmap(file, MMap::ReadOnly);
5442             SHA1Summation sha1;
5443             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5444             springlist = sha1.Result();
5445         }
5446     }
5447
5448     if (invocation != nil) {
5449         [invocation yieldToSelector:@selector(invoke)];
5450         [self setTitle:@"COMPLETE"];
5451     }
5452
5453     if (Finish_ < 4) {
5454         FileFd file;
5455         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5456             _error->Discard();
5457         else {
5458             MMap mmap(file, MMap::ReadOnly);
5459             SHA1Summation sha1;
5460             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5461             if (!(notifyconf == sha1.Result()))
5462                 Finish_ = 4;
5463         }
5464     }
5465
5466     if (Finish_ < 3) {
5467         FileFd file;
5468         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5469             _error->Discard();
5470         else {
5471             MMap mmap(file, MMap::ReadOnly);
5472             SHA1Summation sha1;
5473             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5474             if (!(springlist == sha1.Result()))
5475                 Finish_ = 3;
5476         }
5477     }
5478
5479     if (Finish_ < 2) {
5480         if (RestartSubstrate_)
5481             Finish_ = 2;
5482     }
5483
5484     RestartSubstrate_ = false;
5485
5486     switch (Finish_) {
5487         case 0: [progress_ setFinish:UCLocalize("RETURN_TO_CYDIA")]; break; /* XXX: Maybe UCLocalize("DONE")? */
5488         case 1: [progress_ setFinish:UCLocalize("CLOSE_CYDIA")]; break;
5489         case 2: [progress_ setFinish:UCLocalize("RESTART_SPRINGBOARD")]; break;
5490         case 3: [progress_ setFinish:UCLocalize("RELOAD_SPRINGBOARD")]; break;
5491         case 4: [progress_ setFinish:UCLocalize("REBOOT_DEVICE")]; break;
5492     }
5493
5494     UpdateExternalStatus(Finish_ == 0 ? 0 : 2);
5495
5496     [progress_ setRunning:false];
5497     [self updateProgress];
5498
5499     [self applyRightButton];
5500 }
5501
5502 - (void) addProgressEvent:(CydiaProgressEvent *)event {
5503     [progress_ addEvent:event];
5504     [self updateProgress];
5505 }
5506
5507 - (bool) isProgressCancelled {
5508     return cancel_ == 2;
5509 }
5510
5511 - (void) cancel {
5512     cancel_ = 2;
5513     [self updateCancel];
5514 }
5515
5516 - (void) setCancellable:(bool)cancellable {
5517     unsigned cancel(cancel_);
5518
5519     if (!cancellable)
5520         cancel_ = 0;
5521     else if (cancel_ == 0)
5522         cancel_ = 1;
5523
5524     if (cancel != cancel_)
5525         [self updateCancel];
5526 }
5527
5528 - (void) setProgressCancellable:(NSNumber *)cancellable {
5529     [self setCancellable:[cancellable boolValue]];
5530 }
5531
5532 - (void) setProgressPercent:(NSNumber *)percent {
5533     [progress_ setPercent:[percent floatValue]];
5534     [self updateProgress];
5535 }
5536
5537 - (void) setProgressStatus:(NSDictionary *)status {
5538     if (status == nil) {
5539         [progress_ setCurrent:0];
5540         [progress_ setTotal:0];
5541         [progress_ setSpeed:0];
5542     } else {
5543         [progress_ setPercent:[[status objectForKey:@"Percent"] floatValue]];
5544
5545         [progress_ setCurrent:[[status objectForKey:@"Current"] floatValue]];
5546         [progress_ setTotal:[[status objectForKey:@"Total"] floatValue]];
5547         [progress_ setSpeed:[[status objectForKey:@"Speed"] floatValue]];
5548     }
5549
5550     [self updateProgress];
5551 }
5552
5553 @end
5554 /* }}} */
5555
5556 /* Package Cell {{{ */
5557 @interface PackageCell : CyteTableViewCell <
5558     CyteTableViewCellDelegate
5559 > {
5560     _H<UIImage> icon_;
5561     _H<NSString> name_;
5562     _H<NSString> description_;
5563     bool commercial_;
5564     _H<NSString> source_;
5565     _H<UIImage> badge_;
5566     _H<UIImage> placard_;
5567     bool summarized_;
5568 }
5569
5570 - (PackageCell *) init;
5571 - (void) setPackage:(Package *)package asSummary:(bool)summary;
5572
5573 - (void) drawContentRect:(CGRect)rect;
5574
5575 @end
5576
5577 @implementation PackageCell
5578
5579 - (PackageCell *) init {
5580     CGRect frame(CGRectMake(0, 0, 320, 74));
5581     if ((self = [super initWithFrame:frame reuseIdentifier:@"Package"]) != nil) {
5582         UIView *content([self contentView]);
5583         CGRect bounds([content bounds]);
5584
5585         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
5586         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5587         [content addSubview:content_];
5588
5589         [content_ setDelegate:self];
5590         [content_ setOpaque:YES];
5591     } return self;
5592 }
5593
5594 - (NSString *) accessibilityLabel {
5595     return name_;
5596 }
5597
5598 - (void) setPackage:(Package *)package asSummary:(bool)summary {
5599     summarized_ = summary;
5600
5601     icon_ = nil;
5602     name_ = nil;
5603     description_ = nil;
5604     source_ = nil;
5605     badge_ = nil;
5606     placard_ = nil;
5607
5608     if (package == nil)
5609         [content_ setBackgroundColor:[UIColor whiteColor]];
5610     else {
5611         [package parse];
5612
5613         Source *source = [package source];
5614
5615         icon_ = [package icon];
5616
5617         if (NSString *name = [package name])
5618             name_ = [NSString stringWithString:name];
5619
5620         if (NSString *description = [package shortDescription])
5621             description_ = [NSString stringWithString:description];
5622
5623         commercial_ = [package isCommercial];
5624
5625         NSString *label = nil;
5626         bool trusted = false;
5627
5628         if (source != nil) {
5629             label = [source label];
5630             trusted = [source trusted];
5631         } else if ([[package id] isEqualToString:@"firmware"])
5632             label = UCLocalize("APPLE");
5633         else
5634             label = [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("UNKNOWN"), UCLocalize("LOCAL")];
5635
5636         NSString *from(label);
5637
5638         NSString *section = [package simpleSection];
5639         if (section != nil && ![section isEqualToString:label]) {
5640             section = [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
5641             from = [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), from, section];
5642         }
5643
5644         source_ = [NSString stringWithFormat:UCLocalize("FROM"), from];
5645
5646         if (NSString *purpose = [package primaryPurpose])
5647             badge_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Purposes/%@.png", App_, purpose]];
5648
5649         UIColor *color;
5650         NSString *placard;
5651
5652         if (NSString *mode = [package mode]) {
5653             if ([mode isEqualToString:@"REMOVE"] || [mode isEqualToString:@"PURGE"]) {
5654                 color = RemovingColor_;
5655                 placard = @"removing";
5656             } else {
5657                 color = InstallingColor_;
5658                 placard = @"installing";
5659             }
5660         } else {
5661             color = [UIColor whiteColor];
5662
5663             if ([package installed] != nil)
5664                 placard = @"installed";
5665             else
5666                 placard = nil;
5667         }
5668
5669         [content_ setBackgroundColor:color];
5670
5671         if (placard != nil)
5672             placard_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/%@.png", App_, placard]];
5673     }
5674
5675     [self setNeedsDisplay];
5676     [content_ setNeedsDisplay];
5677 }
5678
5679 - (void) drawSummaryContentRect:(CGRect)rect {
5680     bool highlighted(highlighted_);
5681     float width([self bounds].size.width);
5682
5683     if (icon_ != nil) {
5684         CGRect rect;
5685         rect.size = [(UIImage *) icon_ size];
5686
5687         while (rect.size.width > 16 || rect.size.height > 16) {
5688             rect.size.width /= 2;
5689             rect.size.height /= 2;
5690         }
5691
5692         rect.origin.x = 19 - rect.size.width / 2;
5693         rect.origin.y = 19 - rect.size.height / 2;
5694
5695         [icon_ drawInRect:rect];
5696     }
5697
5698     if (badge_ != nil) {
5699         CGRect rect;
5700         rect.size = [(UIImage *) badge_ size];
5701
5702         rect.size.width /= 4;
5703         rect.size.height /= 4;
5704
5705         rect.origin.x = 25 - rect.size.width / 2;
5706         rect.origin.y = 25 - rect.size.height / 2;
5707
5708         [badge_ drawInRect:rect];
5709     }
5710
5711     if (highlighted && kCFCoreFoundationVersionNumber < 800)
5712         UISetColor(White_);
5713
5714     if (!highlighted)
5715         UISetColor(commercial_ ? Purple_ : Black_);
5716     [name_ drawAtPoint:CGPointMake(36, 8) forWidth:(width - (placard_ == nil ? 68 : 94)) withFont:Font18Bold_ lineBreakMode:NSLineBreakByTruncatingTail];
5717
5718     if (placard_ != nil)
5719         [placard_ drawAtPoint:CGPointMake(width - 52, 11)];
5720 }
5721
5722 - (void) drawNormalContentRect:(CGRect)rect {
5723     bool highlighted(highlighted_);
5724     float width([self bounds].size.width);
5725
5726     if (icon_ != nil) {
5727         CGRect rect;
5728         rect.size = [(UIImage *) icon_ size];
5729
5730         while (rect.size.width > 32 || rect.size.height > 32) {
5731             rect.size.width /= 2;
5732             rect.size.height /= 2;
5733         }
5734
5735         rect.origin.x = 25 - rect.size.width / 2;
5736         rect.origin.y = 25 - rect.size.height / 2;
5737
5738         [icon_ drawInRect:rect];
5739     }
5740
5741     if (badge_ != nil) {
5742         CGRect rect;
5743         rect.size = [(UIImage *) badge_ size];
5744
5745         rect.size.width /= 2;
5746         rect.size.height /= 2;
5747
5748         rect.origin.x = 36 - rect.size.width / 2;
5749         rect.origin.y = 36 - rect.size.height / 2;
5750
5751         [badge_ drawInRect:rect];
5752     }
5753
5754     if (highlighted && kCFCoreFoundationVersionNumber < 800)
5755         UISetColor(White_);
5756
5757     if (!highlighted)
5758         UISetColor(commercial_ ? Purple_ : Black_);
5759     [name_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - (placard_ == nil ? 80 : 106)) withFont:Font18Bold_ lineBreakMode:NSLineBreakByTruncatingTail];
5760     [source_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:NSLineBreakByTruncatingTail];
5761
5762     if (!highlighted)
5763         UISetColor(commercial_ ? Purplish_ : Gray_);
5764     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:(width - 46) withFont:Font14_ lineBreakMode:NSLineBreakByTruncatingTail];
5765
5766     if (placard_ != nil)
5767         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
5768 }
5769
5770 - (void) drawContentRect:(CGRect)rect {
5771     if (summarized_)
5772         [self drawSummaryContentRect:rect];
5773     else
5774         [self drawNormalContentRect:rect];
5775 }
5776
5777 @end
5778 /* }}} */
5779 /* Section Cell {{{ */
5780 @interface SectionCell : CyteTableViewCell <
5781     CyteTableViewCellDelegate
5782 > {
5783     _H<NSString> basic_;
5784     _H<NSString> section_;
5785     _H<NSString> name_;
5786     _H<NSString> count_;
5787     _H<UIImage> icon_;
5788     _H<UISwitch> switch_;
5789     BOOL editing_;
5790 }
5791
5792 - (void) setSection:(Section *)section editing:(BOOL)editing;
5793
5794 @end
5795
5796 @implementation SectionCell
5797
5798 - (id) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
5799     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
5800         icon_ = [UIImage applicationImageNamed:@"folder.png"];
5801         // XXX: this initial frame is wrong, but is fixed later
5802         switch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(218, 9, 60, 25)] autorelease];
5803         [switch_ addTarget:self action:@selector(onSwitch:) forEvents:UIControlEventValueChanged];
5804
5805         UIView *content([self contentView]);
5806         CGRect bounds([content bounds]);
5807
5808         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
5809         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5810         [content addSubview:content_];
5811         [content_ setBackgroundColor:[UIColor whiteColor]];
5812
5813         [content_ setDelegate:self];
5814     } return self;
5815 }
5816
5817 - (void) onSwitch:(id)sender {
5818     NSMutableDictionary *metadata([Sections_ objectForKey:basic_]);
5819     if (metadata == nil) {
5820         metadata = [NSMutableDictionary dictionaryWithCapacity:2];
5821         [Sections_ setObject:metadata forKey:basic_];
5822     }
5823
5824     [metadata setObject:[NSNumber numberWithBool:([switch_ isOn] == NO)] forKey:@"Hidden"];
5825     Changed_ = true;
5826 }
5827
5828 - (void) setSection:(Section *)section editing:(BOOL)editing {
5829     if (editing != editing_) {
5830         if (editing_)
5831             [switch_ removeFromSuperview];
5832         else
5833             [self addSubview:switch_];
5834         editing_ = editing;
5835     }
5836
5837     basic_ = nil;
5838     section_ = nil;
5839     name_ = nil;
5840     count_ = nil;
5841
5842     if (section == nil) {
5843         name_ = UCLocalize("ALL_PACKAGES");
5844         count_ = nil;
5845     } else {
5846         basic_ = [section name];
5847         section_ = [section localized];
5848
5849         name_  = section_ == nil || [section_ length] == 0 ? UCLocalize("NO_SECTION") : (NSString *) section_;
5850         count_ = [NSString stringWithFormat:@"%zd", [section count]];
5851
5852         if (editing_)
5853             [switch_ setOn:(isSectionVisible(basic_) ? 1 : 0) animated:NO];
5854     }
5855
5856     [self setAccessoryType:editing ? UITableViewCellAccessoryNone : UITableViewCellAccessoryDisclosureIndicator];
5857     [self setSelectionStyle:editing ? UITableViewCellSelectionStyleNone : UITableViewCellSelectionStyleBlue];
5858
5859     [content_ setNeedsDisplay];
5860 }
5861
5862 - (void) setFrame:(CGRect)frame {
5863     [super setFrame:frame];
5864
5865     CGRect rect([switch_ frame]);
5866     [switch_ setFrame:CGRectMake(frame.size.width - rect.size.width - 9, 9, rect.size.width, rect.size.height)];
5867 }
5868
5869 - (NSString *) accessibilityLabel {
5870     return name_;
5871 }
5872
5873 - (void) drawContentRect:(CGRect)rect {
5874     bool highlighted(highlighted_ && !editing_);
5875
5876     [icon_ drawInRect:CGRectMake(7, 7, 32, 32)];
5877
5878     if (highlighted && kCFCoreFoundationVersionNumber < 800)
5879         UISetColor(White_);
5880
5881     float width(rect.size.width);
5882     if (editing_)
5883         width -= 9 + [switch_ frame].size.width;
5884
5885     if (!highlighted)
5886         UISetColor(Black_);
5887     [name_ drawAtPoint:CGPointMake(48, 12) forWidth:(width - 58) withFont:Font18_ lineBreakMode:NSLineBreakByTruncatingTail];
5888
5889     CGSize size = [count_ sizeWithFont:Font14_];
5890
5891     UISetColor(Folder_);
5892     if (count_ != nil)
5893         [count_ drawAtPoint:CGPointMake(10 + (30 - size.width) / 2, 18) withFont:Font12Bold_];
5894 }
5895
5896 @end
5897 /* }}} */
5898
5899 /* File Table {{{ */
5900 @interface FileTable : CyteViewController <
5901     UITableViewDataSource,
5902     UITableViewDelegate
5903 > {
5904     _transient Database *database_;
5905     _H<Package> package_;
5906     _H<NSString> name_;
5907     _H<NSMutableArray> files_;
5908     _H<UITableView, 2> list_;
5909 }
5910
5911 - (id) initWithDatabase:(Database *)database;
5912 - (void) setPackage:(Package *)package;
5913
5914 @end
5915
5916 @implementation FileTable
5917
5918 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
5919     return files_ == nil ? 0 : [files_ count];
5920 }
5921
5922 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
5923     return 24.0f;
5924 }*/
5925
5926 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
5927     static NSString *reuseIdentifier = @"Cell";
5928
5929     UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
5930     if (cell == nil) {
5931         cell = [[[UITableViewCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
5932         [cell setFont:[UIFont systemFontOfSize:16]];
5933     }
5934     [cell setText:[files_ objectAtIndex:indexPath.row]];
5935     [cell setSelectionStyle:UITableViewCellSelectionStyleNone];
5936
5937     return cell;
5938 }
5939
5940 - (NSURL *) navigationURL {
5941     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/files", [package_ id]]];
5942 }
5943
5944 - (void) loadView {
5945     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease];
5946     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5947     [list_ setRowHeight:24.0f];
5948     [(UITableView *) list_ setDataSource:self];
5949     [list_ setDelegate:self];
5950     [self setView:list_];
5951 }
5952
5953 - (void) viewDidLoad {
5954     [super viewDidLoad];
5955
5956     [[self navigationItem] setTitle:UCLocalize("INSTALLED_FILES")];
5957 }
5958
5959 - (void) releaseSubviews {
5960     list_ = nil;
5961
5962     package_ = nil;
5963     files_ = nil;
5964
5965     [super releaseSubviews];
5966 }
5967
5968 - (id) initWithDatabase:(Database *)database {
5969     if ((self = [super init]) != nil) {
5970         database_ = database;
5971     } return self;
5972 }
5973
5974 - (void) setPackage:(Package *)package {
5975     package_ = nil;
5976     name_ = nil;
5977
5978     files_ = [NSMutableArray arrayWithCapacity:32];
5979
5980     if (package != nil) {
5981         package_ = package;
5982         name_ = [package id];
5983
5984         if (NSArray *files = [package files])
5985             [files_ addObjectsFromArray:files];
5986
5987         if ([files_ count] != 0) {
5988             if ([[files_ objectAtIndex:0] isEqualToString:@"/."])
5989                 [files_ removeObjectAtIndex:0];
5990             [files_ sortUsingSelector:@selector(compareByPath:)];
5991
5992             NSMutableArray *stack = [NSMutableArray arrayWithCapacity:8];
5993             [stack addObject:@"/"];
5994
5995             for (int i(0), e([files_ count]); i != e; ++i) {
5996                 NSString *file = [files_ objectAtIndex:i];
5997                 while (![file hasPrefix:[stack lastObject]])
5998                     [stack removeLastObject];
5999                 NSString *directory = [stack lastObject];
6000                 [stack addObject:[file stringByAppendingString:@"/"]];
6001                 [files_ replaceObjectAtIndex:i withObject:[NSString stringWithFormat:@"%*s%@",
6002                     ([stack count] - 2) * 3, "",
6003                     [file substringFromIndex:[directory length]]
6004                 ]];
6005             }
6006         }
6007     }
6008
6009     [list_ reloadData];
6010 }
6011
6012 - (void) reloadData {
6013     [super reloadData];
6014
6015     [self setPackage:[database_ packageWithName:name_]];
6016 }
6017
6018 @end
6019 /* }}} */
6020 /* Package Controller {{{ */
6021 @interface CYPackageController : CydiaWebViewController <
6022     UIActionSheetDelegate
6023 > {
6024     _transient Database *database_;
6025     _H<Package> package_;
6026     _H<NSString> name_;
6027     bool commercial_;
6028     _H<NSMutableArray> buttons_;
6029     _H<UIBarButtonItem> button_;
6030 }
6031
6032 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name withReferrer:(NSString *)referrer;
6033
6034 @end
6035
6036 @implementation CYPackageController
6037
6038 - (NSURL *) navigationURL {
6039     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@", (id) name_]];
6040 }
6041
6042 /* XXX: this is not safe at all... localization of /fail/ */
6043 - (void) _clickButtonWithName:(NSString *)name {
6044     if ([name isEqualToString:UCLocalize("CLEAR")])
6045         [delegate_ clearPackage:package_];
6046     else if ([name isEqualToString:UCLocalize("INSTALL")])
6047         [delegate_ installPackage:package_];
6048     else if ([name isEqualToString:UCLocalize("REINSTALL")])
6049         [delegate_ installPackage:package_];
6050     else if ([name isEqualToString:UCLocalize("REMOVE")])
6051         [delegate_ removePackage:package_];
6052     else if ([name isEqualToString:UCLocalize("UPGRADE")])
6053         [delegate_ installPackage:package_];
6054     else _assert(false);
6055 }
6056
6057 - (void) actionSheet:(UIActionSheet *)sheet clickedButtonAtIndex:(NSInteger)button {
6058     NSString *context([sheet context]);
6059
6060     if ([context isEqualToString:@"modify"]) {
6061         if (button != [sheet cancelButtonIndex]) {
6062             NSString *buttonName = [buttons_ objectAtIndex:button];
6063             [self _clickButtonWithName:buttonName];
6064         }
6065
6066         [sheet dismissWithClickedButtonIndex:-1 animated:YES];
6067     }
6068 }
6069
6070 - (bool) _allowJavaScriptPanel {
6071     return commercial_;
6072 }
6073
6074 #if !AlwaysReload
6075 - (void) _customButtonClicked {
6076     int count([buttons_ count]);
6077     if (count == 0)
6078         return;
6079
6080     if (count == 1)
6081         [self _clickButtonWithName:[buttons_ objectAtIndex:0]];
6082     else {
6083         NSMutableArray *buttons = [NSMutableArray arrayWithCapacity:count];
6084         [buttons addObjectsFromArray:buttons_];
6085
6086         UIActionSheet *sheet = [[[UIActionSheet alloc]
6087             initWithTitle:nil
6088             delegate:self
6089             cancelButtonTitle:nil
6090             destructiveButtonTitle:nil
6091             otherButtonTitles:nil
6092         ] autorelease];
6093
6094         for (NSString *button in buttons) [sheet addButtonWithTitle:button];
6095         if (!IsWildcat_) {
6096            [sheet addButtonWithTitle:UCLocalize("CANCEL")];
6097            [sheet setCancelButtonIndex:[sheet numberOfButtons] - 1];
6098         }
6099         [sheet setContext:@"modify"];
6100
6101         [delegate_ showActionSheet:sheet fromItem:[[self navigationItem] rightBarButtonItem]];
6102     }
6103 }
6104
6105 - (void) reloadButtonClicked {
6106     if (commercial_ && function_ == nil && [package_ uninstalled])
6107         return;
6108     [self customButtonClicked];
6109 }
6110
6111 - (void) applyLoadingTitle {
6112     // Don't show "Loading" as the title. Ever.
6113 }
6114
6115 - (UIBarButtonItem *) rightButton {
6116     return button_;
6117 }
6118 #endif
6119
6120 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name withReferrer:(NSString *)referrer {
6121     if ((self = [super init]) != nil) {
6122         database_ = database;
6123         buttons_ = [NSMutableArray arrayWithCapacity:4];
6124         name_ = name == nil ? @"" : [NSString stringWithString:name];
6125         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/package/%@", UI_, (id) name_]] withReferrer:referrer];
6126     } return self;
6127 }
6128
6129 - (void) reloadData {
6130     [super reloadData];
6131
6132     package_ = [database_ packageWithName:name_];
6133
6134     [buttons_ removeAllObjects];
6135
6136     if (package_ != nil) {
6137         [(Package *) package_ parse];
6138
6139         commercial_ = [package_ isCommercial];
6140
6141         if ([package_ mode] != nil)
6142             [buttons_ addObject:UCLocalize("CLEAR")];
6143         if ([package_ source] == nil);
6144         else if ([package_ upgradableAndEssential:NO])
6145             [buttons_ addObject:UCLocalize("UPGRADE")];
6146         else if ([package_ uninstalled])
6147             [buttons_ addObject:UCLocalize("INSTALL")];
6148         else
6149             [buttons_ addObject:UCLocalize("REINSTALL")];
6150         if (![package_ uninstalled])
6151             [buttons_ addObject:UCLocalize("REMOVE")];
6152     }
6153
6154     NSString *title;
6155     switch ([buttons_ count]) {
6156         case 0: title = nil; break;
6157         case 1: title = [buttons_ objectAtIndex:0]; break;
6158         default: title = UCLocalize("MODIFY"); break;
6159     }
6160
6161     button_ = [[[UIBarButtonItem alloc]
6162         initWithTitle:title
6163         style:UIBarButtonItemStylePlain
6164         target:self
6165         action:@selector(customButtonClicked)
6166     ] autorelease];
6167 }
6168
6169 - (bool) isLoading {
6170     return commercial_ ? [super isLoading] : false;
6171 }
6172
6173 @end
6174 /* }}} */
6175
6176 /* Package List Controller {{{ */
6177 @interface PackageListController : CyteViewController <
6178     UITableViewDataSource,
6179     UITableViewDelegate
6180 > {
6181     _transient Database *database_;
6182     unsigned era_;
6183     _H<NSArray> packages_;
6184     _H<NSArray> sections_;
6185     _H<UITableView, 2> list_;
6186     _H<NSMutableArray> index_;
6187     _H<NSString> title_;
6188     unsigned reloading_;
6189 }
6190
6191 - (id) initWithDatabase:(Database *)database title:(NSString *)title;
6192 - (void) setDelegate:(id)delegate;
6193 - (void) resetCursor;
6194 - (void) clearData;
6195
6196 - (NSArray *) sectionsForPackages:(NSMutableArray *)packages;
6197
6198 @end
6199
6200 @implementation PackageListController
6201
6202 - (NSURL *) referrerURL {
6203     return [self navigationURL];
6204 }
6205
6206 - (bool) isSummarized {
6207     return false;
6208 }
6209
6210 - (bool) showsSections {
6211     return true;
6212 }
6213
6214 - (void) deselectWithAnimation:(BOOL)animated {
6215     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
6216 }
6217
6218 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration curve:(UIViewAnimationCurve)curve {
6219     CGRect base = [[self view] bounds];
6220     base.size.height -= bounds.size.height;
6221     base.origin = [list_ frame].origin;
6222
6223     [UIView beginAnimations:nil context:NULL];
6224     [UIView setAnimationBeginsFromCurrentState:YES];
6225     [UIView setAnimationCurve:curve];
6226     [UIView setAnimationDuration:duration];
6227     [list_ setFrame:base];
6228     [UIView commitAnimations];
6229 }
6230
6231 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration {
6232     [self resizeForKeyboardBounds:bounds duration:duration curve:UIViewAnimationCurveLinear];
6233 }
6234
6235 - (void) resizeForKeyboardBounds:(CGRect)bounds {
6236     [self resizeForKeyboardBounds:bounds duration:0];
6237 }
6238
6239 - (void) getKeyboardCurve:(UIViewAnimationCurve *)curve duration:(NSTimeInterval *)duration forNotification:(NSNotification *)notification {
6240     if (&UIKeyboardAnimationCurveUserInfoKey == NULL)
6241         *curve = UIViewAnimationCurveEaseInOut;
6242     else
6243         [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:curve];
6244
6245     if (&UIKeyboardAnimationDurationUserInfoKey == NULL)
6246         *duration = 0.3;
6247     else
6248         [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:duration];
6249 }
6250
6251 - (void) keyboardWillShow:(NSNotification *)notification {
6252     CGRect bounds;
6253     CGPoint center;
6254     [[[notification userInfo] objectForKey:UIKeyboardBoundsUserInfoKey] getValue:&bounds];
6255     [[[notification userInfo] objectForKey:UIKeyboardCenterEndUserInfoKey] getValue:&center];
6256
6257     NSTimeInterval duration;
6258     UIViewAnimationCurve curve;
6259     [self getKeyboardCurve:&curve duration:&duration forNotification:notification];
6260
6261     CGRect kbframe = CGRectMake(round(center.x - bounds.size.width / 2.0), round(center.y - bounds.size.height / 2.0), bounds.size.width, bounds.size.height);
6262     UIViewController *base = self;
6263     while ([base parentOrPresentingViewController] != nil)
6264         base = [base parentOrPresentingViewController];
6265     CGRect viewframe = [[base view] convertRect:[list_ frame] fromView:[list_ superview]];
6266     CGRect intersection = CGRectIntersection(viewframe, kbframe);
6267
6268     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
6269         intersection.size.height += CYStatusBarHeight();
6270
6271     [self resizeForKeyboardBounds:intersection duration:duration curve:curve];
6272 }
6273
6274 - (void) keyboardWillHide:(NSNotification *)notification {
6275     NSTimeInterval duration;
6276     UIViewAnimationCurve curve;
6277     [self getKeyboardCurve:&curve duration:&duration forNotification:notification];
6278
6279     [self resizeForKeyboardBounds:CGRectZero duration:duration curve:curve];
6280 }
6281
6282 - (void) viewWillAppear:(BOOL)animated {
6283     [super viewWillAppear:animated];
6284
6285     [self resizeForKeyboardBounds:CGRectZero];
6286     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillShow:) name:UIKeyboardWillShowNotification object:nil];
6287     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillHide:) name:UIKeyboardWillHideNotification object:nil];
6288 }
6289
6290 - (void) viewWillDisappear:(BOOL)animated {
6291     [super viewWillDisappear:animated];
6292
6293     [self resizeForKeyboardBounds:CGRectZero];
6294     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillShowNotification object:nil];
6295     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillHideNotification object:nil];
6296 }
6297
6298 - (void) viewDidAppear:(BOOL)animated {
6299     [super viewDidAppear:animated];
6300     [self deselectWithAnimation:animated];
6301 }
6302
6303 - (void) didSelectPackage:(Package *)package {
6304     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id] withReferrer:[[self referrerURL] absoluteString]] autorelease]);
6305     [view setDelegate:delegate_];
6306     [[self navigationController] pushViewController:view animated:YES];
6307 }
6308
6309 #if TryIndexedCollation
6310 + (BOOL) hasIndexedCollation {
6311     return NO; // XXX: objc_getClass("UILocalizedIndexedCollation") != nil;
6312 }
6313 #endif
6314
6315 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
6316     NSInteger count([sections_ count]);
6317     return count == 0 ? 1 : count;
6318 }
6319
6320 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
6321     if ([sections_ count] == 0 || [[sections_ objectAtIndex:section] count] == 0)
6322         return nil;
6323     return [[sections_ objectAtIndex:section] name];
6324 }
6325
6326 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
6327     if ([sections_ count] == 0)
6328         return 0;
6329     return [[sections_ objectAtIndex:section] count];
6330 }
6331
6332 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
6333 @synchronized (database_) {
6334     if ([database_ era] != era_)
6335         return nil;
6336
6337     Section *section([sections_ objectAtIndex:[path section]]);
6338     NSInteger row([path row]);
6339     Package *package([packages_ objectAtIndex:([section row] + row)]);
6340     return [[package retain] autorelease];
6341 } }
6342
6343 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
6344     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
6345     if (cell == nil)
6346         cell = [[[PackageCell alloc] init] autorelease];
6347
6348     Package *package([database_ packageWithName:[[self packageAtIndexPath:path] id]]);
6349     [cell setPackage:package asSummary:[self isSummarized]];
6350     return cell;
6351 }
6352
6353 - (void) tableView:(UITableView *)table didSelectRowAtIndexPath:(NSIndexPath *)path {
6354     Package *package([self packageAtIndexPath:path]);
6355     package = [database_ packageWithName:[package id]];
6356     [self didSelectPackage:package];
6357 }
6358
6359 - (NSArray *) sectionIndexTitlesForTableView:(UITableView *)tableView {
6360     if (![self showsSections])
6361         return nil;
6362
6363     return index_;
6364 }
6365
6366 - (NSInteger) tableView:(UITableView *)tableView sectionForSectionIndexTitle:(NSString *)title atIndex:(NSInteger)index {
6367 #if TryIndexedCollation
6368     if ([[self class] hasIndexedCollation]) {
6369         return [[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionForSectionIndexTitleAtIndex:index];
6370     }
6371 #endif
6372
6373     return index;
6374 }
6375
6376 - (void) updateHeight {
6377     [list_ setRowHeight:([self isSummarized] ? 38 : 73)];
6378 }
6379
6380 - (id) initWithDatabase:(Database *)database title:(NSString *)title {
6381     if ((self = [super init]) != nil) {
6382         database_ = database;
6383         title_ = [title copy];
6384         [[self navigationItem] setTitle:title_];
6385     } return self;
6386 }
6387
6388 - (void) loadView {
6389     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
6390     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
6391     [self setView:view];
6392
6393     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain] autorelease];
6394     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6395     [view addSubview:list_];
6396
6397     // XXX: is 20 the most optimal number here?
6398     [list_ setSectionIndexMinimumDisplayRowCount:20];
6399
6400     [(UITableView *) list_ setDataSource:self];
6401     [list_ setDelegate:self];
6402
6403     [self updateHeight];
6404 }
6405
6406 - (void) releaseSubviews {
6407     list_ = nil;
6408
6409     packages_ = nil;
6410     sections_ = nil;
6411     index_ = nil;
6412
6413     [super releaseSubviews];
6414 }
6415
6416 - (void) setDelegate:(id)delegate {
6417     delegate_ = delegate;
6418 }
6419
6420 - (bool) shouldYield {
6421     return false;
6422 }
6423
6424 - (bool) shouldBlock {
6425     return false;
6426 }
6427
6428 - (NSMutableArray *) _reloadPackages {
6429 @synchronized (database_) {
6430     era_ = [database_ era];
6431     NSArray *packages([database_ packages]);
6432
6433     return [NSMutableArray arrayWithArray:packages];
6434 } }
6435
6436 - (void) _reloadData {
6437     if (reloading_ != 0) {
6438         reloading_ = 2;
6439         return;
6440     }
6441
6442     NSMutableArray *packages;
6443
6444   reload:
6445     if ([self shouldYield]) {
6446         do {
6447             UIProgressHUD *hud;
6448
6449             if (![self shouldBlock])
6450                 hud = nil;
6451             else {
6452                 hud = [delegate_ addProgressHUD];
6453                 [hud setText:UCLocalize("LOADING")];
6454             }
6455
6456             reloading_ = 1;
6457             packages = [self yieldToSelector:@selector(_reloadPackages)];
6458
6459             if (hud != nil)
6460                 [delegate_ removeProgressHUD:hud];
6461         } while (reloading_ == 2);
6462     } else {
6463         packages = [self _reloadPackages];
6464     }
6465
6466 @synchronized (database_) {
6467     if (era_ != [database_ era])
6468         goto reload;
6469     reloading_ = 0;
6470
6471     packages_ = packages;
6472     sections_ = [self sectionsForPackages:packages];
6473
6474     [self updateHeight];
6475
6476     _profile(PackageTable$reloadData$List)
6477         [(UITableView *) list_ setDataSource:self];
6478         [list_ reloadData];
6479     _end
6480 } }
6481
6482 - (NSArray *) sectionsForPackages:(NSMutableArray *)packages {
6483     NSMutableArray *sections([NSMutableArray arrayWithCapacity:16]);
6484
6485     Section *section = nil;
6486
6487 #if TryIndexedCollation
6488     if ([[self class] hasIndexedCollation]) {
6489         index_ = [[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionIndexTitles];
6490
6491         id collation = [objc_getClass("UILocalizedIndexedCollation") currentCollation];
6492         NSArray *titles = [collation sectionIndexTitles];
6493         int secidx = -1;
6494
6495         _profile(PackageTable$reloadData$Section)
6496             for (size_t offset(0), end([packages count]); offset != end; ++offset) {
6497                 Package *package;
6498                 int index;
6499
6500                 _profile(PackageTable$reloadData$Section$Package)
6501                     package = [packages objectAtIndex:offset];
6502                     index = [collation sectionForObject:package collationStringSelector:@selector(name)];
6503                 _end
6504
6505                 while (secidx < index) {
6506                     secidx += 1;
6507
6508                     _profile(PackageTable$reloadData$Section$Allocate)
6509                         section = [[[Section alloc] initWithName:[titles objectAtIndex:secidx] row:offset localize:NO] autorelease];
6510                     _end
6511
6512                     _profile(PackageTable$reloadData$Section$Add)
6513                         [sections addObject:section];
6514                     _end
6515                 }
6516
6517                 [section addToCount];
6518             }
6519         _end
6520     } else
6521 #endif
6522     {
6523         index_ = [NSMutableArray arrayWithCapacity:32];
6524
6525         bool sectioned([self showsSections]);
6526         if (!sectioned) {
6527             section = [[[Section alloc] initWithName:nil localize:false] autorelease];
6528             [sections addObject:section];
6529         }
6530
6531         _profile(PackageTable$reloadData$Section)
6532             for (size_t offset(0), end([packages count]); offset != end; ++offset) {
6533                 Package *package;
6534                 unichar index;
6535
6536                 _profile(PackageTable$reloadData$Section$Package)
6537                     package = [packages objectAtIndex:offset];
6538                     index = [package index];
6539                 _end
6540
6541                 if (sectioned && (section == nil || [section index] != index)) {
6542                     _profile(PackageTable$reloadData$Section$Allocate)
6543                         section = [[[Section alloc] initWithIndex:index row:offset] autorelease];
6544                     _end
6545
6546                     [index_ addObject:[section name]];
6547
6548                     _profile(PackageTable$reloadData$Section$Add)
6549                         [sections addObject:section];
6550                     _end
6551                 }
6552
6553                 [section addToCount];
6554             }
6555         _end
6556     }
6557
6558     return sections;
6559 }
6560
6561 - (void) reloadData {
6562     [super reloadData];
6563
6564     if ([self shouldYield])
6565         [self performSelector:@selector(_reloadData) withObject:nil afterDelay:0];
6566     else
6567         [self _reloadData];
6568 }
6569
6570 - (void) resetCursor {
6571     [list_ scrollRectToVisible:CGRectMake(0, 0, 1, 1) animated:NO];
6572 }
6573
6574 - (void) clearData {
6575     [self updateHeight];
6576
6577     [list_ setDataSource:nil];
6578     [list_ reloadData];
6579
6580     [self resetCursor];
6581 }
6582
6583 @end
6584 /* }}} */
6585 /* Filtered Package List Controller {{{ */
6586 typedef Function<bool, Package *> PackageFilter;
6587 typedef Function<void, NSMutableArray *> PackageSorter;
6588 @interface FilteredPackageListController : PackageListController {
6589     PackageFilter filter_;
6590     PackageSorter sorter_;
6591 }
6592
6593 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(PackageFilter)filter;
6594
6595 - (void) setFilter:(PackageFilter)filter;
6596 - (void) setSorter:(PackageSorter)sorter;
6597
6598 @end
6599
6600 @implementation FilteredPackageListController
6601
6602 - (void) setFilter:(PackageFilter)filter {
6603 @synchronized (self) {
6604     filter_ = filter;
6605 } }
6606
6607 - (void) setSorter:(PackageSorter)sorter {
6608 @synchronized (self) {
6609     sorter_ = sorter;
6610 } }
6611
6612 - (NSMutableArray *) _reloadPackages {
6613 @synchronized (database_) {
6614     era_ = [database_ era];
6615
6616     NSArray *packages([database_ packages]);
6617     NSMutableArray *filtered([NSMutableArray arrayWithCapacity:[packages count]]);
6618
6619     PackageFilter filter;
6620     PackageSorter sorter;
6621
6622     @synchronized (self) {
6623         filter = filter_;
6624         sorter = sorter_;
6625     }
6626
6627     _profile(PackageTable$reloadData$Filter)
6628         for (Package *package in packages)
6629             if ([package valid] && filter(package))
6630                 [filtered addObject:package];
6631     _end
6632
6633     if (sorter)
6634         sorter(filtered);
6635     return filtered;
6636 } }
6637
6638 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(PackageFilter)filter {
6639     if ((self = [super initWithDatabase:database title:title]) != nil) {
6640         [self setFilter:filter];
6641     } return self;
6642 }
6643
6644 @end
6645 /* }}} */
6646
6647 /* Home Controller {{{ */
6648 @interface HomeController : CydiaWebViewController {
6649     CFRunLoopRef runloop_;
6650     SCNetworkReachabilityRef reachability_;
6651 }
6652
6653 @end
6654
6655 @implementation HomeController
6656
6657 static void HomeControllerReachabilityCallback(SCNetworkReachabilityRef reachability, SCNetworkReachabilityFlags flags, void *info) {
6658     [(HomeController *) info dispatchEvent:@"CydiaReachabilityCallback"];
6659 }
6660
6661 - (id) init {
6662     if ((self = [super init]) != nil) {
6663         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/home/", UI_]]];
6664         [self reloadData];
6665
6666         reachability_ = SCNetworkReachabilityCreateWithName(kCFAllocatorDefault, "cydia.saurik.com");
6667         if (reachability_ != NULL) {
6668             SCNetworkReachabilityContext context = {0, self, NULL, NULL, NULL};
6669             SCNetworkReachabilitySetCallback(reachability_, HomeControllerReachabilityCallback, &context);
6670
6671             CFRunLoopRef runloop(CFRunLoopGetCurrent());
6672             if (SCNetworkReachabilityScheduleWithRunLoop(reachability_, runloop, kCFRunLoopDefaultMode))
6673                 runloop_ = runloop;
6674         }
6675     } return self;
6676 }
6677
6678 - (void) dealloc {
6679     if (reachability_ != NULL && runloop_ != NULL)
6680         SCNetworkReachabilityUnscheduleFromRunLoop(reachability_, runloop_, kCFRunLoopDefaultMode);
6681     [super dealloc];
6682 }
6683
6684 - (NSURL *) navigationURL {
6685     return [NSURL URLWithString:@"cydia://home"];
6686 }
6687
6688 - (void) aboutButtonClicked {
6689     UIAlertView *alert([[[UIAlertView alloc] init] autorelease]);
6690
6691     [alert setTitle:UCLocalize("ABOUT_CYDIA")];
6692     [alert addButtonWithTitle:UCLocalize("CLOSE")];
6693     [alert setCancelButtonIndex:0];
6694
6695     [alert setMessage:
6696         @"Copyright \u00a9 2008-2013\n"
6697         "SaurikIT, LLC\n"
6698         "\n"
6699         "Jay Freeman (saurik)\n"
6700         "saurik@saurik.com\n"
6701         "http://www.saurik.com/"
6702     ];
6703
6704     [alert show];
6705 }
6706
6707 - (UIBarButtonItem *) leftButton {
6708     return [[[UIBarButtonItem alloc]
6709         initWithTitle:UCLocalize("ABOUT")
6710         style:UIBarButtonItemStylePlain
6711         target:self
6712         action:@selector(aboutButtonClicked)
6713     ] autorelease];
6714 }
6715
6716 @end
6717 /* }}} */
6718
6719 /* Cydia Navigation Controller Interface {{{ */
6720 @interface UINavigationController (Cydia)
6721
6722 - (NSArray *) navigationURLCollection;
6723 - (void) unloadData;
6724
6725 @end
6726 /* }}} */
6727
6728 /* Cydia Tab Bar Controller {{{ */
6729 @interface CydiaTabBarController : CyteTabBarController <
6730     UITabBarControllerDelegate,
6731     FetchDelegate
6732 > {
6733     _transient Database *database_;
6734
6735     _H<UIActivityIndicatorView> indicator_;
6736
6737     bool updating_;
6738     // XXX: ok, "updatedelegate_"?...
6739     _transient NSObject<CydiaDelegate> *updatedelegate_;
6740 }
6741
6742 - (NSArray *) navigationURLCollection;
6743 - (void) beginUpdate;
6744 - (BOOL) updating;
6745
6746 @end
6747
6748 @implementation CydiaTabBarController
6749
6750 - (NSArray *) navigationURLCollection {
6751     NSMutableArray *items([NSMutableArray array]);
6752
6753     // XXX: Should this deal with transient view controllers?
6754     for (id navigation in [self viewControllers]) {
6755         NSArray *stack = [navigation performSelector:@selector(navigationURLCollection)];
6756         if (stack != nil)
6757             [items addObject:stack];
6758     }
6759
6760     return items;
6761 }
6762
6763 - (id) initWithDatabase:(Database *)database {
6764     if ((self = [super init]) != nil) {
6765         database_ = database;
6766         [self setDelegate:self];
6767
6768         indicator_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteTiny] autorelease];
6769         [indicator_ setOrigin:CGPointMake(kCFCoreFoundationVersionNumber >= 800 ? 2 : 4, 2)];
6770
6771         [[self view] setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6772     } return self;
6773 }
6774
6775 - (void) setUpdate:(NSDate *)date {
6776     [self beginUpdate];
6777 }
6778
6779 - (void) beginUpdate {
6780     if (updating_)
6781         return;
6782
6783     UIViewController *controller([[self viewControllers] objectAtIndex:1]);
6784     UITabBarItem *item([controller tabBarItem]);
6785
6786     [item setBadgeValue:@""];
6787     UIView *badge(MSHookIvar<UIView *>([item view], "_badge"));
6788
6789     [indicator_ startAnimating];
6790     [badge addSubview:indicator_];
6791
6792     [updatedelegate_ retainNetworkActivityIndicator];
6793     updating_ = true;
6794
6795     [NSThread
6796         detachNewThreadSelector:@selector(performUpdate)
6797         toTarget:self
6798         withObject:nil
6799     ];
6800 }
6801
6802 - (void) performUpdate {
6803     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
6804
6805     SourceStatus status(self, database_);
6806     [database_ updateWithStatus:status];
6807
6808     [self
6809         performSelectorOnMainThread:@selector(completeUpdate)
6810         withObject:nil
6811         waitUntilDone:NO
6812     ];
6813
6814     [pool release];
6815 }
6816
6817 - (void) stopUpdateWithSelector:(SEL)selector {
6818     updating_ = false;
6819     [updatedelegate_ releaseNetworkActivityIndicator];
6820
6821     UIViewController *controller([[self viewControllers] objectAtIndex:1]);
6822     [[controller tabBarItem] setBadgeValue:nil];
6823
6824     [indicator_ removeFromSuperview];
6825     [indicator_ stopAnimating];
6826
6827     [updatedelegate_ performSelector:selector withObject:nil afterDelay:0];
6828 }
6829
6830 - (void) completeUpdate {
6831     if (!updating_)
6832         return;
6833     [self stopUpdateWithSelector:@selector(reloadData)];
6834 }
6835
6836 - (void) cancelUpdate {
6837     [self stopUpdateWithSelector:@selector(updateDataAndLoad)];
6838 }
6839
6840 - (void) cancelPressed {
6841     [self cancelUpdate];
6842 }
6843
6844 - (BOOL) updating {
6845     return updating_;
6846 }
6847
6848 - (bool) isSourceCancelled {
6849     return !updating_;
6850 }
6851
6852 - (void) startSourceFetch:(NSString *)uri {
6853 }
6854
6855 - (void) stopSourceFetch:(NSString *)uri {
6856 }
6857
6858 - (void) setUpdateDelegate:(id)delegate {
6859     updatedelegate_ = delegate;
6860 }
6861
6862 - (UIView *) transitionView {
6863     if (![self respondsToSelector:@selector(_transitionView)])
6864         return MSHookIvar<id>(self, "_viewControllerTransitionView");
6865     else if (kCFCoreFoundationVersionNumber < 800)
6866         return [self _transitionView];
6867     else
6868         return [[[self _transitionView] superview] superview];
6869 }
6870
6871 @end
6872 /* }}} */
6873
6874 /* Cydia Navigation Controller Implementation {{{ */
6875 @implementation UINavigationController (Cydia)
6876
6877 - (NSArray *) navigationURLCollection {
6878     NSMutableArray *stack([NSMutableArray array]);
6879
6880     for (CyteViewController *controller in [self viewControllers]) {
6881         NSString *url = [[controller navigationURL] absoluteString];
6882         if (url != nil)
6883             [stack addObject:url];
6884     }
6885
6886     return stack;
6887 }
6888
6889 - (void) reloadData {
6890     [super reloadData];
6891
6892     UIViewController *visible([self visibleViewController]);
6893     if (visible != nil)
6894         [visible reloadData];
6895
6896     // on the iPad, this view controller is ALSO visible. :(
6897     if (IsWildcat_)
6898         if (UIViewController *top = [self topViewController])
6899             if (top != visible)
6900                 [top reloadData];
6901 }
6902
6903 - (void) unloadData {
6904     for (CyteViewController *page in [self viewControllers])
6905         [page unloadData];
6906
6907     [super unloadData];
6908 }
6909
6910 @end
6911 /* }}} */
6912
6913 /* Cydia:// Protocol {{{ */
6914 @interface CydiaURLProtocol : NSURLProtocol {
6915 }
6916
6917 @end
6918
6919 @implementation CydiaURLProtocol
6920
6921 + (BOOL) canInitWithRequest:(NSURLRequest *)request {
6922     NSURL *url([request URL]);
6923     if (url == nil)
6924         return NO;
6925
6926     NSString *scheme([[url scheme] lowercaseString]);
6927     if (scheme != nil && [scheme isEqualToString:@"cydia"])
6928         return YES;
6929     if ([[url absoluteString] hasPrefix:@"about:cydia-"])
6930         return YES;
6931
6932     return NO;
6933 }
6934
6935 + (NSURLRequest *) canonicalRequestForRequest:(NSURLRequest *)request {
6936     return request;
6937 }
6938
6939 - (void) _returnPNGWithImage:(UIImage *)icon forRequest:(NSURLRequest *)request {
6940     id<NSURLProtocolClient> client([self client]);
6941     if (icon == nil)
6942         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorFileDoesNotExist userInfo:nil]];
6943     else {
6944         NSData *data(UIImagePNGRepresentation(icon));
6945
6946         NSURLResponse *response([[[NSURLResponse alloc] initWithURL:[request URL] MIMEType:@"image/png" expectedContentLength:-1 textEncodingName:nil] autorelease]);
6947         [client URLProtocol:self didReceiveResponse:response cacheStoragePolicy:NSURLCacheStorageNotAllowed];
6948         [client URLProtocol:self didLoadData:data];
6949         [client URLProtocolDidFinishLoading:self];
6950     }
6951 }
6952
6953 - (void) startLoading {
6954     id<NSURLProtocolClient> client([self client]);
6955     NSURLRequest *request([self request]);
6956
6957     NSURL *url([request URL]);
6958     NSString *href([url absoluteString]);
6959     NSString *scheme([[url scheme] lowercaseString]);
6960
6961     NSString *path;
6962
6963     if ([scheme isEqualToString:@"cydia"])
6964         path = [href substringFromIndex:8];
6965     else if ([scheme isEqualToString:@"about"])
6966         path = [href substringFromIndex:12];
6967     else _assert(false);
6968
6969     NSRange slash([path rangeOfString:@"/"]);
6970
6971     NSString *command;
6972     if (slash.location == NSNotFound) {
6973         command = path;
6974         path = nil;
6975     } else {
6976         command = [path substringToIndex:slash.location];
6977         path = [path substringFromIndex:(slash.location + 1)];
6978     }
6979
6980     Database *database([Database sharedInstance]);
6981
6982     if ([command isEqualToString:@"package-icon"]) {
6983         if (path == nil)
6984             goto fail;
6985         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
6986         Package *package([database packageWithName:path]);
6987         if (package == nil)
6988             goto fail;
6989         [package parse];
6990         UIImage *icon([package icon]);
6991         [self _returnPNGWithImage:icon forRequest:request];
6992     } else if ([command isEqualToString:@"uikit-image"]) {
6993         if (path == nil)
6994             goto fail;
6995         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
6996         UIImage *icon(_UIImageWithName(path));
6997         [self _returnPNGWithImage:icon forRequest:request];
6998     } else if ([command isEqualToString:@"section-icon"]) {
6999         if (path == nil)
7000             goto fail;
7001         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7002         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, [path stringByReplacingOccurrencesOfString:@" " withString:@"_"]]]);
7003         if (icon == nil)
7004             icon = [UIImage applicationImageNamed:@"unknown.png"];
7005         [self _returnPNGWithImage:icon forRequest:request];
7006     } else fail: {
7007         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorResourceUnavailable userInfo:nil]];
7008     }
7009 }
7010
7011 - (void) stopLoading {
7012 }
7013
7014 @end
7015 /* }}} */
7016
7017 /* Section Controller {{{ */
7018 @interface SectionController : FilteredPackageListController {
7019     _H<NSString> key_;
7020     _H<NSString> section_;
7021 }
7022
7023 - (id) initWithDatabase:(Database *)database source:(Source *)source section:(NSString *)section;
7024
7025 @end
7026
7027 @implementation SectionController
7028
7029 - (NSURL *) referrerURL {
7030     NSString *name(section_);
7031     name = name ?: @"*";
7032     NSString *key(key_);
7033     key = key ?: @"*";
7034     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/sections/%@/%@", UI_, [key stringByAddingPercentEscapesIncludingReserved], [name stringByAddingPercentEscapesIncludingReserved]]];
7035 }
7036
7037 - (NSURL *) navigationURL {
7038     NSString *name(section_);
7039     name = name ?: @"*";
7040     NSString *key(key_);
7041     key = key ?: @"*";
7042     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sections/%@/%@", [key stringByAddingPercentEscapesIncludingReserved], [name stringByAddingPercentEscapesIncludingReserved]]];
7043 }
7044
7045 - (id) initWithDatabase:(Database *)database source:(Source *)source section:(NSString *)section {
7046     NSString *title;
7047     if (section == nil)
7048         title = UCLocalize("ALL_PACKAGES");
7049     else if (![section isEqual:@""])
7050         title = [[NSBundle mainBundle] localizedStringForKey:Simplify(section) value:nil table:@"Sections"];
7051     else
7052         title = UCLocalize("NO_SECTION");
7053
7054     if ((self = [super initWithDatabase:database title:title]) != nil) {
7055         key_ = [source key];
7056         section_ = section;
7057     } return self;
7058 }
7059
7060 - (void) reloadData {
7061     Source *source([database_ sourceWithKey:key_]);
7062     _H<NSString> name(section_);
7063
7064     [self setFilter:[=](Package *package) {
7065         NSString *section([package section]);
7066
7067         return (
7068             name == nil ||
7069             section == nil && [name length] == 0 ||
7070             [name isEqualToString:section]
7071         ) && (
7072             source == nil ||
7073             [package source] == source
7074         ) && [package visible];
7075     }];
7076
7077     [super reloadData];
7078 }
7079
7080 @end
7081 /* }}} */
7082 /* Sections Controller {{{ */
7083 @interface SectionsController : CyteViewController <
7084     UITableViewDataSource,
7085     UITableViewDelegate
7086 > {
7087     _transient Database *database_;
7088     _H<NSString> key_;
7089     _H<NSMutableArray> sections_;
7090     _H<NSMutableArray> filtered_;
7091     _H<UITableView, 2> list_;
7092 }
7093
7094 - (id) initWithDatabase:(Database *)database source:(Source *)source;
7095 - (void) editButtonClicked;
7096
7097 @end
7098
7099 @implementation SectionsController
7100
7101 - (NSURL *) navigationURL {
7102     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sources/%@", [key_ stringByAddingPercentEscapesIncludingReserved]]];
7103 }
7104
7105 - (Source *) source {
7106     if (key_ == nil)
7107         return nil;
7108     return [database_ sourceWithKey:key_];
7109 }
7110
7111 - (void) updateNavigationItem {
7112     [[self navigationItem] setTitle:[self isEditing] ? UCLocalize("SECTION_VISIBILITY") : UCLocalize("SECTIONS")];
7113     if ([sections_ count] == 0) {
7114         [[self navigationItem] setRightBarButtonItem:nil];
7115     } else {
7116         [[self navigationItem] setRightBarButtonItem:[[UIBarButtonItem alloc]
7117             initWithBarButtonSystemItem:([self isEditing] ? UIBarButtonSystemItemDone : UIBarButtonSystemItemEdit)
7118             target:self
7119             action:@selector(editButtonClicked)
7120         ] animated:([[self navigationItem] rightBarButtonItem] != nil)];
7121     }
7122 }
7123
7124 - (void) setEditing:(BOOL)editing animated:(BOOL)animated {
7125     [super setEditing:editing animated:animated];
7126
7127     if (editing)
7128         [list_ reloadData];
7129     else
7130         [delegate_ updateData];
7131
7132     [self updateNavigationItem];
7133 }
7134
7135 - (void) viewDidAppear:(BOOL)animated {
7136     [super viewDidAppear:animated];
7137     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7138 }
7139
7140 - (void) viewWillDisappear:(BOOL)animated {
7141     [super viewWillDisappear:animated];
7142     [self setEditing:NO];
7143 }
7144
7145 - (Section *) sectionAtIndexPath:(NSIndexPath *)indexPath {
7146     Section *section = nil;
7147     int index = [indexPath row];
7148     if (![self isEditing]) {
7149         index -= 1;
7150         if (index >= 0)
7151             section = [filtered_ objectAtIndex:index];
7152     } else {
7153         section = [sections_ objectAtIndex:index];
7154     }
7155     return section;
7156 }
7157
7158 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7159     if ([self isEditing])
7160         return [sections_ count];
7161     else
7162         return [filtered_ count] + 1;
7163 }
7164
7165 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
7166     return 45.0f;
7167 }*/
7168
7169 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7170     static NSString *reuseIdentifier = @"SectionCell";
7171
7172     SectionCell *cell = (SectionCell *)[tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
7173     if (cell == nil)
7174         cell = [[[SectionCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
7175
7176     [cell setSection:[self sectionAtIndexPath:indexPath] editing:[self isEditing]];
7177
7178     return cell;
7179 }
7180
7181 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
7182     if ([self isEditing])
7183         return;
7184
7185     Section *section = [self sectionAtIndexPath:indexPath];
7186
7187     SectionController *controller = [[[SectionController alloc]
7188         initWithDatabase:database_
7189         source:[self source]
7190         section:[section name]
7191     ] autorelease];
7192     [controller setDelegate:delegate_];
7193
7194     [[self navigationController] pushViewController:controller animated:YES];
7195 }
7196
7197 - (void) loadView {
7198     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease];
7199     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7200     [list_ setRowHeight:46];
7201     [(UITableView *) list_ setDataSource:self];
7202     [list_ setDelegate:self];
7203     [self setView:list_];
7204 }
7205
7206 - (void) viewDidLoad {
7207     [super viewDidLoad];
7208
7209     [[self navigationItem] setTitle:UCLocalize("SECTIONS")];
7210 }
7211
7212 - (void) releaseSubviews {
7213     list_ = nil;
7214
7215     sections_ = nil;
7216     filtered_ = nil;
7217
7218     [super releaseSubviews];
7219 }
7220
7221 - (id) initWithDatabase:(Database *)database source:(Source *)source {
7222     if ((self = [super init]) != nil) {
7223         database_ = database;
7224         key_ = [source key];
7225     } return self;
7226 }
7227
7228 - (void) reloadData {
7229     [super reloadData];
7230
7231     NSArray *packages = [database_ packages];
7232
7233     sections_ = [NSMutableArray arrayWithCapacity:16];
7234     filtered_ = [NSMutableArray arrayWithCapacity:16];
7235
7236     NSMutableDictionary *sections([NSMutableDictionary dictionaryWithCapacity:32]);
7237
7238     Source *source([self source]);
7239
7240     _trace();
7241     for (Package *package in packages) {
7242         if (source != nil && [package source] != source)
7243             continue;
7244
7245         NSString *name([package section]);
7246         NSString *key(name == nil ? @"" : name);
7247
7248         Section *section;
7249
7250         _profile(SectionsView$reloadData$Section)
7251             section = [sections objectForKey:key];
7252             if (section == nil) {
7253                 _profile(SectionsView$reloadData$Section$Allocate)
7254                     section = [[[Section alloc] initWithName:key localize:YES] autorelease];
7255                     [sections setObject:section forKey:key];
7256                 _end
7257             }
7258         _end
7259
7260         [section addToCount];
7261
7262         _profile(SectionsView$reloadData$Filter)
7263             if (![package valid] || ![package visible])
7264                 continue;
7265         _end
7266
7267         [section addToRow];
7268     }
7269     _trace();
7270
7271     [sections_ addObjectsFromArray:[sections allValues]];
7272
7273     [sections_ sortUsingSelector:@selector(compareByLocalized:)];
7274
7275     for (Section *section in (id) sections_) {
7276         size_t count([section row]);
7277         if (count == 0)
7278             continue;
7279
7280         section = [[[Section alloc] initWithName:[section name] localized:[section localized]] autorelease];
7281         [section setCount:count];
7282         [filtered_ addObject:section];
7283     }
7284
7285     [self updateNavigationItem];
7286     [list_ reloadData];
7287     _trace();
7288 }
7289
7290 - (void) editButtonClicked {
7291     [self setEditing:![self isEditing] animated:YES];
7292 }
7293
7294 @end
7295 /* }}} */
7296
7297 /* Changes Controller {{{ */
7298 @interface ChangesController : FilteredPackageListController {
7299     unsigned upgrades_;
7300 }
7301
7302 - (id) initWithDatabase:(Database *)database;
7303
7304 @end
7305
7306 @implementation ChangesController
7307
7308 - (NSURL *) referrerURL {
7309     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/changes/", UI_]];
7310 }
7311
7312 - (NSURL *) navigationURL {
7313     return [NSURL URLWithString:@"cydia://changes"];
7314 }
7315
7316 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
7317 @synchronized (database_) {
7318     if ([database_ era] != era_)
7319         return nil;
7320
7321     NSUInteger sectionIndex([path section]);
7322     if (sectionIndex >= [sections_ count])
7323         return nil;
7324     Section *section([sections_ objectAtIndex:sectionIndex]);
7325     NSInteger row([path row]);
7326     return [[[packages_ objectAtIndex:([section row] + row)] retain] autorelease];
7327 } }
7328
7329 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
7330     NSString *context([alert context]);
7331
7332     if ([context isEqualToString:@"norefresh"])
7333         [alert dismissWithClickedButtonIndex:-1 animated:YES];
7334 }
7335
7336 - (void) setLeftBarButtonItem {
7337     if ([delegate_ updating])
7338         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7339             initWithTitle:UCLocalize("CANCEL")
7340             style:UIBarButtonItemStyleDone
7341             target:self
7342             action:@selector(cancelButtonClicked)
7343         ] autorelease] animated:YES];
7344     else
7345         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7346             initWithTitle:UCLocalize("REFRESH")
7347             style:UIBarButtonItemStylePlain
7348             target:self
7349             action:@selector(refreshButtonClicked)
7350         ] autorelease] animated:YES];
7351 }
7352
7353 - (void) refreshButtonClicked {
7354     if ([delegate_ requestUpdate])
7355         [self setLeftBarButtonItem];
7356 }
7357
7358 - (void) cancelButtonClicked {
7359     [delegate_ cancelUpdate];
7360 }
7361
7362 - (void) upgradeButtonClicked {
7363     [delegate_ distUpgrade];
7364     [[self navigationItem] setRightBarButtonItem:nil animated:YES];
7365 }
7366
7367 - (bool) shouldYield {
7368     return true;
7369 }
7370
7371 - (bool) shouldBlock {
7372     return true;
7373 }
7374
7375 - (void) useFilter {
7376 @synchronized (self) {
7377     [self setFilter:[](Package *package) {
7378         return [package upgradableAndEssential:YES] || [package visible];
7379     }];
7380
7381     [self setSorter:[](NSMutableArray *packages) {
7382         [packages radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackageChangesRadix) withContext:NULL];
7383     }];
7384 } }
7385
7386 - (id) initWithDatabase:(Database *)database {
7387     if ((self = [super initWithDatabase:database title:UCLocalize("CHANGES")]) != nil) {
7388         [self useFilter];
7389     } return self;
7390 }
7391
7392 - (void) reloadData {
7393     [self setLeftBarButtonItem];
7394     [super reloadData];
7395 }
7396
7397 - (NSArray *) sectionsForPackages:(NSMutableArray *)packages {
7398     NSMutableArray *sections([NSMutableArray arrayWithCapacity:16]);
7399
7400     Section *upgradable = [[[Section alloc] initWithName:UCLocalize("AVAILABLE_UPGRADES") localize:NO] autorelease];
7401     Section *ignored = nil;
7402     Section *section = nil;
7403     time_t last = 0;
7404
7405     upgrades_ = 0;
7406     bool unseens = false;
7407
7408     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle));
7409
7410     for (size_t offset = 0, count = [packages count]; offset != count; ++offset) {
7411         Package *package = [packages objectAtIndex:offset];
7412
7413         BOOL uae = [package upgradableAndEssential:YES];
7414
7415         if (!uae) {
7416             unseens = true;
7417             time_t seen([package seen]);
7418
7419             if (section == nil || last != seen) {
7420                 last = seen;
7421
7422                 NSString *name;
7423                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:seen]);
7424                 [name autorelease];
7425
7426                 _profile(ChangesController$reloadData$Allocate)
7427                     name = [NSString stringWithFormat:UCLocalize("NEW_AT"), name];
7428                     section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
7429                     [sections addObject:section];
7430                 _end
7431             }
7432
7433             [section addToCount];
7434         } else if ([package ignored]) {
7435             if (ignored == nil) {
7436                 ignored = [[[Section alloc] initWithName:UCLocalize("IGNORED_UPGRADES") row:offset localize:NO] autorelease];
7437             }
7438             [ignored addToCount];
7439         } else {
7440             ++upgrades_;
7441             [upgradable addToCount];
7442         }
7443     }
7444     _trace();
7445
7446     CFRelease(formatter);
7447
7448     if (unseens) {
7449         Section *last = [sections lastObject];
7450         size_t count = [last count];
7451         [packages removeObjectsInRange:NSMakeRange([packages count] - count, count)];
7452         [sections removeLastObject];
7453     }
7454
7455     if ([ignored count] != 0)
7456         [sections insertObject:ignored atIndex:0];
7457     if (upgrades_ != 0)
7458         [sections insertObject:upgradable atIndex:0];
7459
7460     [list_ reloadData];
7461
7462     [[self navigationItem] setRightBarButtonItem:(upgrades_ == 0 ? nil : [[[UIBarButtonItem alloc]
7463         initWithTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("UPGRADE"), [NSString stringWithFormat:@"%u", upgrades_]]
7464         style:UIBarButtonItemStylePlain
7465         target:self
7466         action:@selector(upgradeButtonClicked)
7467     ] autorelease]) animated:YES];
7468
7469     PrintTimes();
7470     return sections;
7471 }
7472
7473 @end
7474 /* }}} */
7475 /* Search Controller {{{ */
7476 @interface SearchController : FilteredPackageListController <
7477     UISearchBarDelegate
7478 > {
7479     _H<UISearchBar, 1> search_;
7480     BOOL searchloaded_;
7481     bool summary_;
7482 }
7483
7484 - (id) initWithDatabase:(Database *)database query:(NSString *)query;
7485 - (void) reloadData;
7486
7487 @end
7488
7489 @implementation SearchController
7490
7491 - (NSURL *) referrerURL {
7492     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/search?q=%@", UI_, [([search_ text] ?: @"") stringByAddingPercentEscapesIncludingReserved]]];
7493 }
7494
7495 - (NSURL *) navigationURL {
7496     if ([search_ text] == nil || [[search_ text] isEqualToString:@""])
7497         return [NSURL URLWithString:@"cydia://search"];
7498     else
7499         return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://search/%@", [[search_ text] stringByAddingPercentEscapesIncludingReserved]]];
7500 }
7501
7502 - (NSArray *) termsForQuery:(NSString *)query {
7503     NSMutableArray *terms([NSMutableArray arrayWithCapacity:2]);
7504     for (NSString *component in [query componentsSeparatedByString:@" "])
7505         if ([component length] != 0)
7506             [terms addObject:component];
7507
7508     return terms;
7509 }
7510
7511 - (void) useSearch {
7512     _H<NSArray> query([self termsForQuery:[search_ text]]);
7513     summary_ = false;
7514
7515 @synchronized (self) {
7516     [self setFilter:[=](Package *package) {
7517         if (![package unfiltered])
7518             return false;
7519         if (![package matches:query])
7520             return false;
7521         return true;
7522     }];
7523
7524     [self setSorter:[](NSMutableArray *packages) {
7525         [packages radixSortUsingSelector:@selector(rank)];
7526     }];
7527 }
7528
7529     [self clearData];
7530     [self reloadData];
7531 }
7532
7533 - (void) usePrefix:(NSString *)prefix {
7534     _H<NSString> query(prefix);
7535     summary_ = true;
7536
7537 @synchronized (self) {
7538     [self setFilter:[=](Package *package) {
7539         if ([query length] == 0)
7540             return false;
7541         if (![package unfiltered])
7542             return false;
7543         if ([[package name] compare:query options:MatchCompareOptions_ range:NSMakeRange(0, [query length])] != NSOrderedSame)
7544             return false;
7545         return true;
7546     }];
7547
7548     [self setSorter:nullptr];
7549 }
7550
7551     [self reloadData];
7552 }
7553
7554 - (void) searchBarTextDidBeginEditing:(UISearchBar *)searchBar {
7555     [self clearData];
7556     [self usePrefix:[search_ text]];
7557 }
7558
7559 - (void) searchBarButtonClicked:(UISearchBar *)searchBar {
7560     [search_ resignFirstResponder];
7561     [self useSearch];
7562 }
7563
7564 - (void) searchBarCancelButtonClicked:(UISearchBar *)searchBar {
7565     [search_ setText:@""];
7566     [self searchBarButtonClicked:searchBar];
7567 }
7568
7569 - (void) searchBarSearchButtonClicked:(UISearchBar *)searchBar {
7570     [self searchBarButtonClicked:searchBar];
7571 }
7572
7573 - (void) searchBar:(UISearchBar *)searchBar textDidChange:(NSString *)text {
7574     [self usePrefix:text];
7575 }
7576
7577 - (bool) shouldYield {
7578     return YES;
7579 }
7580
7581 - (bool) shouldBlock {
7582     return !summary_;
7583 }
7584
7585 - (bool) isSummarized {
7586     return summary_;
7587 }
7588
7589 - (bool) showsSections {
7590     return false;
7591 }
7592
7593 - (id) initWithDatabase:(Database *)database query:(NSString *)query {
7594     if ((self = [super initWithDatabase:database title:UCLocalize("SEARCH")])) {
7595         search_ = [[[UISearchBar alloc] init] autorelease];
7596         [search_ setPlaceholder:UCLocalize("SEARCH_EX")];
7597         [search_ setDelegate:self];
7598
7599         UITextField *textField;
7600         if ([search_ respondsToSelector:@selector(searchField)])
7601             textField = [search_ searchField];
7602         else
7603             textField = MSHookIvar<UITextField *>(search_, "_searchField");
7604
7605         [textField setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
7606         [textField setEnablesReturnKeyAutomatically:NO];
7607         [[self navigationItem] setTitleView:textField];
7608
7609         if (query != nil)
7610             [search_ setText:query];
7611         [self useSearch];
7612     } return self;
7613 }
7614
7615 - (void) viewDidAppear:(BOOL)animated {
7616     [super viewDidAppear:animated];
7617
7618     if (!searchloaded_) {
7619         searchloaded_ = YES;
7620         [search_ setFrame:CGRectMake(0, 0, [[self view] bounds].size.width, 44.0f)];
7621         [search_ layoutSubviews];
7622     }
7623
7624     if ([self isSummarized])
7625         [search_ becomeFirstResponder];
7626 }
7627
7628 - (void) reloadData {
7629     [self resetCursor];
7630     [super reloadData];
7631 }
7632
7633 - (void) didSelectPackage:(Package *)package {
7634     [search_ resignFirstResponder];
7635     [super didSelectPackage:package];
7636 }
7637
7638 @end
7639 /* }}} */
7640 /* Package Settings Controller {{{ */
7641 @interface PackageSettingsController : CyteViewController <
7642     UITableViewDataSource,
7643     UITableViewDelegate
7644 > {
7645     _transient Database *database_;
7646     _H<NSString> name_;
7647     _H<Package> package_;
7648     _H<UITableView, 2> table_;
7649     _H<UISwitch> subscribedSwitch_;
7650     _H<UISwitch> ignoredSwitch_;
7651     _H<UITableViewCell> subscribedCell_;
7652     _H<UITableViewCell> ignoredCell_;
7653 }
7654
7655 - (id) initWithDatabase:(Database *)database package:(NSString *)package;
7656
7657 @end
7658
7659 @implementation PackageSettingsController
7660
7661 - (NSURL *) navigationURL {
7662     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/settings", (id) name_]];
7663 }
7664
7665 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
7666     if (package_ == nil)
7667         return 0;
7668
7669     if ([package_ installed] == nil)
7670         return 1;
7671     else
7672         return 2;
7673 }
7674
7675 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7676     if (package_ == nil)
7677         return 0;
7678
7679     // both sections contain just one item right now.
7680     return 1;
7681 }
7682
7683 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
7684     return nil;
7685 }
7686
7687 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
7688     if (section == 0)
7689         return UCLocalize("SHOW_ALL_CHANGES_EX");
7690     else
7691         return UCLocalize("IGNORE_UPGRADES_EX");
7692 }
7693
7694 - (void) onSubscribed:(id)control {
7695     bool value([control isOn]);
7696     if (package_ == nil)
7697         return;
7698     if ([package_ setSubscribed:value])
7699         [delegate_ updateData];
7700 }
7701
7702 - (void) _updateIgnored {
7703     const char *package([name_ UTF8String]);
7704     bool on([ignoredSwitch_ isOn]);
7705
7706     pid_t pid(ExecFork());
7707     if (pid == 0) {
7708         FILE *dpkg(popen("dpkg --set-selections", "w"));
7709         fwrite(package, strlen(package), 1, dpkg);
7710
7711         if (on)
7712             fwrite(" hold\n", 6, 1, dpkg);
7713         else
7714             fwrite(" install\n", 9, 1, dpkg);
7715
7716         pclose(dpkg);
7717
7718         exit(0);
7719     } ReapZombie(pid);
7720 }
7721
7722 - (void) onIgnored:(id)control {
7723     NSInvocation *invocation([NSInvocation invocationWithMethodSignature:[self methodSignatureForSelector:@selector(_updateIgnored)]]);
7724     [invocation setTarget:self];
7725     [invocation setSelector:@selector(_updateIgnored)];
7726
7727     [delegate_ reloadDataWithInvocation:invocation];
7728 }
7729
7730 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7731     if (package_ == nil)
7732         return nil;
7733
7734     switch ([indexPath section]) {
7735         case 0: return subscribedCell_;
7736         case 1: return ignoredCell_;
7737
7738         _nodefault
7739     }
7740
7741     return nil;
7742 }
7743
7744 - (void) loadView {
7745     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
7746     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
7747     [self setView:view];
7748
7749     table_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped] autorelease];
7750     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7751     [(UITableView *) table_ setDataSource:self];
7752     [table_ setDelegate:self];
7753     [view addSubview:table_];
7754
7755     subscribedSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
7756     [subscribedSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7757     [subscribedSwitch_ addTarget:self action:@selector(onSubscribed:) forEvents:UIControlEventValueChanged];
7758
7759     ignoredSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
7760     [ignoredSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7761     [ignoredSwitch_ addTarget:self action:@selector(onIgnored:) forEvents:UIControlEventValueChanged];
7762
7763     subscribedCell_ = [[[UITableViewCell alloc] init] autorelease];
7764     [subscribedCell_ setText:UCLocalize("SHOW_ALL_CHANGES")];
7765     [subscribedCell_ setAccessoryView:subscribedSwitch_];
7766     [subscribedCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7767
7768     ignoredCell_ = [[[UITableViewCell alloc] init] autorelease];
7769     [ignoredCell_ setText:UCLocalize("IGNORE_UPGRADES")];
7770     [ignoredCell_ setAccessoryView:ignoredSwitch_];
7771     [ignoredCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7772 }
7773
7774 - (void) viewDidLoad {
7775     [super viewDidLoad];
7776
7777     [[self navigationItem] setTitle:UCLocalize("SETTINGS")];
7778 }
7779
7780 - (void) releaseSubviews {
7781     ignoredCell_ = nil;
7782     subscribedCell_ = nil;
7783     table_ = nil;
7784     ignoredSwitch_ = nil;
7785     subscribedSwitch_ = nil;
7786
7787     [super releaseSubviews];
7788 }
7789
7790 - (id) initWithDatabase:(Database *)database package:(NSString *)package {
7791     if ((self = [super init]) != nil) {
7792         database_ = database;
7793         name_ = package;
7794     } return self;
7795 }
7796
7797 - (void) reloadData {
7798     [super reloadData];
7799
7800     package_ = [database_ packageWithName:name_];
7801
7802     if (package_ != nil) {
7803         [subscribedSwitch_ setOn:([package_ subscribed] ? 1 : 0) animated:NO];
7804         [ignoredSwitch_ setOn:([package_ ignored] ? 1 : 0) animated:NO];
7805     } // XXX: what now, G?
7806
7807     [table_ reloadData];
7808 }
7809
7810 @end
7811 /* }}} */
7812
7813 /* Installed Controller {{{ */
7814 @interface InstalledController : FilteredPackageListController {
7815     bool sectioned_;
7816 }
7817
7818 - (id) initWithDatabase:(Database *)database;
7819 - (void) queueStatusDidChange;
7820
7821 @end
7822
7823 @implementation InstalledController
7824
7825 - (NSURL *) referrerURL {
7826     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/installed/", UI_]];
7827 }
7828
7829 - (NSURL *) navigationURL {
7830     return [NSURL URLWithString:@"cydia://installed"];
7831 }
7832
7833 - (bool) showsSections {
7834     return sectioned_;
7835 }
7836
7837 - (void) useUpdated {
7838     sectioned_ = false;
7839
7840 @synchronized (self) {
7841     [self setFilter:[](Package *package) {
7842         return ![package uninstalled] && package->role_ < 7;
7843     }];
7844
7845     [self setSorter:[](NSMutableArray *packages) {
7846         [packages radixSortUsingSelector:@selector(updated)];
7847     }];
7848 } }
7849
7850 - (void) useFilter:(UISegmentedControl *)segmented {
7851     NSInteger selected([segmented selectedSegmentIndex]);
7852     if (selected == 2)
7853         return [self useUpdated];
7854     bool simple(selected == 0);
7855     sectioned_ = true;
7856
7857 @synchronized (self) {
7858     [self setFilter:[=](Package *package) {
7859         return ![package uninstalled] && package->role_ <= (simple ? 1 : 3);
7860     }];
7861
7862     [self setSorter:nullptr];
7863 } }
7864
7865 - (id) initWithDatabase:(Database *)database {
7866     if ((self = [super initWithDatabase:database title:UCLocalize("INSTALLED")]) != nil) {
7867         UISegmentedControl *segmented([[[UISegmentedControl alloc] initWithItems:[NSArray arrayWithObjects:UCLocalize("USER"), UCLocalize("EXPERT"), UCLocalize("RECENT"), nil]] autorelease]);
7868         [segmented setSelectedSegmentIndex:0];
7869         [segmented setSegmentedControlStyle:UISegmentedControlStyleBar];
7870         [[self navigationItem] setTitleView:segmented];
7871
7872         [segmented addTarget:self action:@selector(modeChanged:) forEvents:UIControlEventValueChanged];
7873         [self useFilter:segmented];
7874
7875         [self queueStatusDidChange];
7876     } return self;
7877 }
7878
7879 #if !AlwaysReload
7880 - (void) queueButtonClicked {
7881     [delegate_ queue];
7882 }
7883 #endif
7884
7885 - (void) queueStatusDidChange {
7886 #if !AlwaysReload
7887     if (Queuing_) {
7888         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7889             initWithTitle:UCLocalize("QUEUE")
7890             style:UIBarButtonItemStyleDone
7891             target:self
7892             action:@selector(queueButtonClicked)
7893         ] autorelease]];
7894     } else {
7895         [[self navigationItem] setLeftBarButtonItem:nil];
7896     }
7897 #endif
7898 }
7899
7900 - (void) modeChanged:(UISegmentedControl *)segmented {
7901     [self useFilter:segmented];
7902     [self reloadData];
7903 }
7904
7905 @end
7906 /* }}} */
7907
7908 /* Source Cell {{{ */
7909 @interface SourceCell : CyteTableViewCell <
7910     CyteTableViewCellDelegate,
7911     SourceDelegate
7912 > {
7913     _H<Source, 1> source_;
7914     _H<NSURL> url_;
7915     _H<UIImage> icon_;
7916     _H<NSString> origin_;
7917     _H<NSString> label_;
7918     _H<UIActivityIndicatorView> indicator_;
7919 }
7920
7921 - (void) setSource:(Source *)source;
7922 - (void) setFetch:(NSNumber *)fetch;
7923
7924 @end
7925
7926 @implementation SourceCell
7927
7928 - (void) _setImage:(NSArray *)data {
7929     if ([url_ isEqual:[data objectAtIndex:0]]) {
7930         icon_ = [data objectAtIndex:1];
7931         [content_ setNeedsDisplay];
7932     }
7933 }
7934
7935 - (void) _setSource:(NSURL *) url {
7936     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
7937
7938     if (NSData *data = [NSURLConnection
7939         sendSynchronousRequest:[NSURLRequest
7940             requestWithURL:url
7941             cachePolicy:NSURLRequestUseProtocolCachePolicy
7942             timeoutInterval:10
7943         ]
7944
7945         returningResponse:NULL
7946         error:NULL
7947     ])
7948         if (UIImage *image = [UIImage imageWithData:data])
7949             [self performSelectorOnMainThread:@selector(_setImage:) withObject:[NSArray arrayWithObjects:url, image, nil] waitUntilDone:NO];
7950
7951     [pool release];
7952 }
7953
7954 - (void) setSource:(Source *)source {
7955     source_ = source;
7956     [source_ setDelegate:self];
7957
7958     [self setFetch:[NSNumber numberWithBool:[source_ fetch]]];
7959
7960     icon_ = [UIImage applicationImageNamed:@"unknown.png"];
7961
7962     origin_ = [source name];
7963     label_ = [source rooturi];
7964
7965     [content_ setNeedsDisplay];
7966
7967     url_ = [source iconURL];
7968     [NSThread detachNewThreadSelector:@selector(_setSource:) toTarget:self withObject:url_];
7969 }
7970
7971 - (void) setAllSource {
7972     source_ = nil;
7973     [indicator_ stopAnimating];
7974
7975     icon_ = [UIImage applicationImageNamed:@"folder.png"];
7976     origin_ = UCLocalize("ALL_SOURCES");
7977     label_ = UCLocalize("ALL_SOURCES_EX");
7978     [content_ setNeedsDisplay];
7979 }
7980
7981 - (SourceCell *) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
7982     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
7983         UIView *content([self contentView]);
7984         CGRect bounds([content bounds]);
7985
7986         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
7987         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7988         [content_ setBackgroundColor:[UIColor whiteColor]];
7989         [content addSubview:content_];
7990
7991         [content_ setDelegate:self];
7992         [content_ setOpaque:YES];
7993
7994         indicator_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleGraySmall] autorelease];
7995         [indicator_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleTopMargin];// | UIViewAutoresizingFlexibleBottomMargin];
7996         [content addSubview:indicator_];
7997
7998         [[content_ layer] setContentsGravity:kCAGravityTopLeft];
7999     } return self;
8000 }
8001
8002 - (void) layoutSubviews {
8003     [super layoutSubviews];
8004
8005     UIView *content([self contentView]);
8006     CGRect bounds([content bounds]);
8007
8008     CGRect frame([indicator_ frame]);
8009     frame.origin.x = bounds.size.width - frame.size.width;
8010     frame.origin.y = (bounds.size.height - frame.size.height) / 2;
8011
8012     if (kCFCoreFoundationVersionNumber < 800)
8013         frame.origin.x -= 8;
8014     [indicator_ setFrame:frame];
8015 }
8016
8017 - (NSString *) accessibilityLabel {
8018     return origin_;
8019 }
8020
8021 - (void) drawContentRect:(CGRect)rect {
8022     bool highlighted(highlighted_);
8023     float width(rect.size.width);
8024
8025     if (icon_ != nil) {
8026         CGRect rect;
8027         rect.size = [(UIImage *) icon_ size];
8028
8029         while (rect.size.width > 32 || rect.size.height > 32) {
8030             rect.size.width /= 2;
8031             rect.size.height /= 2;
8032         }
8033
8034         rect.origin.x = 26 - rect.size.width / 2;
8035         rect.origin.y = 26 - rect.size.height / 2;
8036
8037         [icon_ drawInRect:rect];
8038     }
8039
8040     if (highlighted && kCFCoreFoundationVersionNumber < 800)
8041         UISetColor(White_);
8042
8043     if (!highlighted)
8044         UISetColor(Black_);
8045     [origin_ drawAtPoint:CGPointMake(52, 8) forWidth:(width - 61) withFont:Font18Bold_ lineBreakMode:NSLineBreakByTruncatingTail];
8046
8047     if (!highlighted)
8048         UISetColor(Gray_);
8049     [label_ drawAtPoint:CGPointMake(52, 29) forWidth:(width - 61) withFont:Font12_ lineBreakMode:NSLineBreakByTruncatingTail];
8050 }
8051
8052 - (void) setFetch:(NSNumber *)fetch {
8053     if ([fetch boolValue])
8054         [indicator_ startAnimating];
8055     else
8056         [indicator_ stopAnimating];
8057 }
8058
8059 @end
8060 /* }}} */
8061 /* Sources Controller {{{ */
8062 @interface SourcesController : CyteViewController <
8063     UITableViewDataSource,
8064     UITableViewDelegate
8065 > {
8066     _transient Database *database_;
8067     unsigned era_;
8068
8069     _H<UITableView, 2> list_;
8070     _H<NSMutableArray> sources_;
8071     int offset_;
8072
8073     _H<NSString> href_;
8074     _H<UIProgressHUD> hud_;
8075     _H<NSError> error_;
8076
8077     NSURLConnection *trivial_bz2_;
8078     NSURLConnection *trivial_gz_;
8079
8080     BOOL cydia_;
8081 }
8082
8083 - (id) initWithDatabase:(Database *)database;
8084 - (void) updateButtonsForEditingStatusAnimated:(BOOL)animated;
8085
8086 @end
8087
8088 @implementation SourcesController
8089
8090 - (void) _releaseConnection:(NSURLConnection *)connection {
8091     if (connection != nil) {
8092         [connection cancel];
8093         //[connection setDelegate:nil];
8094         [connection release];
8095     }
8096 }
8097
8098 - (void) dealloc {
8099     [self _releaseConnection:trivial_gz_];
8100     [self _releaseConnection:trivial_bz2_];
8101
8102     [super dealloc];
8103 }
8104
8105 - (NSURL *) navigationURL {
8106     return [NSURL URLWithString:@"cydia://sources"];
8107 }
8108
8109 - (void) viewDidAppear:(BOOL)animated {
8110     [super viewDidAppear:animated];
8111     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
8112 }
8113
8114 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8115     return 2;
8116 }
8117
8118 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
8119     if (section == 1)
8120         return UCLocalize("INDIVIDUAL_SOURCES");
8121     return nil;
8122 }
8123
8124 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8125     switch (section) {
8126         case 0: return 1;
8127         case 1: return [sources_ count];
8128         default: return 0;
8129     }
8130 }
8131
8132 - (Source *) sourceAtIndexPath:(NSIndexPath *)indexPath {
8133 @synchronized (database_) {
8134     if ([database_ era] != era_)
8135         return nil;
8136     if ([indexPath section] != 1)
8137         return nil;
8138     NSUInteger index([indexPath row]);
8139     if (index >= [sources_ count])
8140         return nil;
8141     return [sources_ objectAtIndex:index];
8142 } }
8143
8144 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8145     static NSString *cellIdentifier = @"SourceCell";
8146
8147     SourceCell *cell = (SourceCell *) [tableView dequeueReusableCellWithIdentifier:cellIdentifier];
8148     if (cell == nil) cell = [[[SourceCell alloc] initWithFrame:CGRectZero reuseIdentifier:cellIdentifier] autorelease];
8149     [cell setAccessoryType:UITableViewCellAccessoryDisclosureIndicator];
8150
8151     Source *source([self sourceAtIndexPath:indexPath]);
8152     if (source == nil)
8153         [cell setAllSource];
8154     else
8155         [cell setSource:source];
8156
8157     return cell;
8158 }
8159
8160 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
8161     SectionsController *controller([[[SectionsController alloc]
8162         initWithDatabase:database_
8163         source:[self sourceAtIndexPath:indexPath]
8164     ] autorelease]);
8165
8166     [controller setDelegate:delegate_];
8167     [[self navigationController] pushViewController:controller animated:YES];
8168 }
8169
8170 - (BOOL) tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath {
8171     if ([indexPath section] != 1)
8172         return false;
8173     Source *source = [self sourceAtIndexPath:indexPath];
8174     return [source record] != nil;
8175 }
8176
8177 - (void) tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath {
8178     _assert([indexPath section] == 1);
8179     if (editingStyle ==  UITableViewCellEditingStyleDelete) {
8180         Source *source = [self sourceAtIndexPath:indexPath];
8181         if (source == nil) return;
8182
8183         [Sources_ removeObjectForKey:[source key]];
8184         Changed_ = true;
8185
8186         [delegate_ _saveConfig];
8187         [delegate_ reloadDataWithInvocation:nil];
8188     }
8189 }
8190
8191 - (void) tableView:(UITableView *)tableView didEndEditingRowAtIndexPath:(NSIndexPath *)indexPath {
8192     [self updateButtonsForEditingStatusAnimated:YES];
8193 }
8194
8195 - (void) complete {
8196     [delegate_ addTrivialSource:href_];
8197     href_ = nil;
8198
8199     [delegate_ syncData];
8200 }
8201
8202 - (NSString *) getWarning {
8203     NSString *href(href_);
8204     NSRange colon([href rangeOfString:@"://"]);
8205     if (colon.location != NSNotFound)
8206         href = [href substringFromIndex:(colon.location + 3)];
8207     href = [href stringByAddingPercentEscapes];
8208     href = [CydiaURL(@"api/repotag/") stringByAppendingString:href];
8209
8210     NSURL *url([NSURL URLWithString:href]);
8211
8212     NSStringEncoding encoding;
8213     NSError *error(nil);
8214
8215     if (NSString *warning = [NSString stringWithContentsOfURL:url usedEncoding:&encoding error:&error])
8216         return [warning length] == 0 ? nil : warning;
8217     return nil;
8218 }
8219
8220 - (void) _endConnection:(NSURLConnection *)connection {
8221     // XXX: the memory management in this method is horribly awkward
8222
8223     NSURLConnection **field = NULL;
8224     if (connection == trivial_bz2_)
8225         field = &trivial_bz2_;
8226     else if (connection == trivial_gz_)
8227         field = &trivial_gz_;
8228     _assert(field != NULL);
8229     [connection release];
8230     *field = nil;
8231
8232     if (
8233         trivial_bz2_ == nil &&
8234         trivial_gz_ == nil
8235     ) {
8236         NSString *warning(cydia_ ? [self yieldToSelector:@selector(getWarning)] : nil);
8237
8238         [delegate_ releaseNetworkActivityIndicator];
8239
8240         [delegate_ removeProgressHUD:hud_];
8241         hud_ = nil;
8242
8243         if (cydia_) {
8244             if (warning != nil) {
8245                 UIAlertView *alert = [[[UIAlertView alloc]
8246                     initWithTitle:UCLocalize("SOURCE_WARNING")
8247                     message:warning
8248                     delegate:self
8249                     cancelButtonTitle:UCLocalize("CANCEL")
8250                     otherButtonTitles:
8251                         UCLocalize("ADD_ANYWAY"),
8252                     nil
8253                 ] autorelease];
8254
8255                 [alert setContext:@"warning"];
8256                 [alert setNumberOfRows:1];
8257                 [alert show];
8258
8259                 // XXX: there used to be this great mechanism called yieldToPopup... who deleted it?
8260                 error_ = nil;
8261                 return;
8262             }
8263
8264             [self complete];
8265         } else if (error_ != nil) {
8266             UIAlertView *alert = [[[UIAlertView alloc]
8267                 initWithTitle:UCLocalize("VERIFICATION_ERROR")
8268                 message:[error_ localizedDescription]
8269                 delegate:self
8270                 cancelButtonTitle:UCLocalize("OK")
8271                 otherButtonTitles:nil
8272             ] autorelease];
8273
8274             [alert setContext:@"urlerror"];
8275             [alert show];
8276
8277             href_ = nil;
8278         } else {
8279             UIAlertView *alert = [[[UIAlertView alloc]
8280                 initWithTitle:UCLocalize("NOT_REPOSITORY")
8281                 message:UCLocalize("NOT_REPOSITORY_EX")
8282                 delegate:self
8283                 cancelButtonTitle:UCLocalize("OK")
8284                 otherButtonTitles:nil
8285             ] autorelease];
8286
8287             [alert setContext:@"trivial"];
8288             [alert show];
8289
8290             href_ = nil;
8291         }
8292
8293         error_ = nil;
8294     }
8295 }
8296
8297 - (void) connection:(NSURLConnection *)connection didReceiveResponse:(NSHTTPURLResponse *)response {
8298     switch ([response statusCode]) {
8299         case 200:
8300             cydia_ = YES;
8301     }
8302 }
8303
8304 - (void) connection:(NSURLConnection *)connection didFailWithError:(NSError *)error {
8305     lprintf("connection:\"%s\" didFailWithError:\"%s\"\n", [href_ UTF8String], [[error localizedDescription] UTF8String]);
8306     error_ = error;
8307     [self _endConnection:connection];
8308 }
8309
8310 - (void) connectionDidFinishLoading:(NSURLConnection *)connection {
8311     [self _endConnection:connection];
8312 }
8313
8314 - (NSURLConnection *) _requestHRef:(NSString *)href method:(NSString *)method {
8315     NSURL *url([NSURL URLWithString:href]);
8316
8317     NSMutableURLRequest *request = [NSMutableURLRequest
8318         requestWithURL:url
8319         cachePolicy:NSURLRequestUseProtocolCachePolicy
8320         timeoutInterval:10
8321     ];
8322
8323     [request setHTTPMethod:method];
8324
8325     if (Machine_ != NULL)
8326         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
8327
8328     if (UniqueID_ != nil)
8329         [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
8330
8331     if ([url isCydiaSecure]) {
8332         if (UniqueID_ != nil)
8333             [request setValue:UniqueID_ forHTTPHeaderField:@"X-Cydia-Id"];
8334     }
8335
8336     return [[[NSURLConnection alloc] initWithRequest:request delegate:self] autorelease];
8337 }
8338
8339 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
8340     NSString *context([alert context]);
8341
8342     if ([context isEqualToString:@"source"]) {
8343         switch (button) {
8344             case 1: {
8345                 NSString *href = [[alert textField] text];
8346
8347                 static Pcre href_r("^http(s?)://[^# ]*$");
8348                 if (!href_r(href)) {
8349                     UIAlertView *alert = [[[UIAlertView alloc]
8350                         initWithTitle:Error_
8351                         message:UCLocalize("INVALID_URL")
8352                         delegate:self
8353                         cancelButtonTitle:UCLocalize("OK")
8354                         otherButtonTitles:nil
8355                     ] autorelease];
8356
8357                     [alert setContext:@"badurl"];
8358                     [alert show];
8359
8360                     break;
8361                 }
8362
8363                 if (![href hasSuffix:@"/"])
8364                     href_ = [href stringByAppendingString:@"/"];
8365                 else
8366                     href_ = href;
8367
8368                 trivial_bz2_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.bz2"] method:@"HEAD"] retain];
8369                 trivial_gz_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.gz"] method:@"HEAD"] retain];
8370
8371                 cydia_ = false;
8372
8373                 // XXX: this is stupid
8374                 hud_ = [delegate_ addProgressHUD];
8375                 [hud_ setText:UCLocalize("VERIFYING_URL")];
8376                 [delegate_ retainNetworkActivityIndicator];
8377             } break;
8378
8379             case 0:
8380             break;
8381
8382             _nodefault
8383         }
8384
8385         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8386     } else if ([context isEqualToString:@"trivial"])
8387         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8388     else if ([context isEqualToString:@"urlerror"])
8389         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8390     else if ([context isEqualToString:@"warning"]) {
8391         switch (button) {
8392             case 1:
8393                 [self performSelector:@selector(complete) withObject:nil afterDelay:0];
8394             break;
8395
8396             case 0:
8397             break;
8398
8399             _nodefault
8400         }
8401
8402         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8403     }
8404 }
8405
8406 - (void) updateButtonsForEditingStatusAnimated:(BOOL)animated {
8407     BOOL editing([list_ isEditing]);
8408
8409     if (editing)
8410         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8411             initWithTitle:UCLocalize("ADD")
8412             style:UIBarButtonItemStylePlain
8413             target:self
8414             action:@selector(addButtonClicked)
8415         ] autorelease] animated:animated];
8416     else if ([delegate_ updating])
8417         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8418             initWithTitle:UCLocalize("CANCEL")
8419             style:UIBarButtonItemStyleDone
8420             target:self
8421             action:@selector(cancelButtonClicked)
8422         ] autorelease] animated:animated];
8423     else
8424         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8425             initWithTitle:UCLocalize("REFRESH")
8426             style:UIBarButtonItemStylePlain
8427             target:self
8428             action:@selector(refreshButtonClicked)
8429         ] autorelease] animated:animated];
8430
8431     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8432         initWithTitle:(editing ? UCLocalize("DONE") : UCLocalize("EDIT"))
8433         style:(editing ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8434         target:self
8435         action:@selector(editButtonClicked)
8436     ] autorelease] animated:animated];
8437 }
8438
8439 - (void) loadView {
8440     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame] style:UITableViewStylePlain] autorelease];
8441     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8442     [list_ setRowHeight:53];
8443     [(UITableView *) list_ setDataSource:self];
8444     [list_ setDelegate:self];
8445     [self setView:list_];
8446 }
8447
8448 - (void) viewDidLoad {
8449     [super viewDidLoad];
8450
8451     [[self navigationItem] setTitle:UCLocalize("SOURCES")];
8452     [self updateButtonsForEditingStatusAnimated:NO];
8453 }
8454
8455 - (void) viewWillAppear:(BOOL)animated {
8456     [super viewWillAppear:animated];
8457
8458     [list_ setEditing:NO];
8459     [self updateButtonsForEditingStatusAnimated:NO];
8460 }
8461
8462 - (void) releaseSubviews {
8463     list_ = nil;
8464
8465     sources_ = nil;
8466
8467     [super releaseSubviews];
8468 }
8469
8470 - (id) initWithDatabase:(Database *)database {
8471     if ((self = [super init]) != nil) {
8472         database_ = database;
8473     } return self;
8474 }
8475
8476 - (void) reloadData {
8477     [super reloadData];
8478     [self updateButtonsForEditingStatusAnimated:YES];
8479
8480 @synchronized (database_) {
8481     era_ = [database_ era];
8482
8483     sources_ = [NSMutableArray arrayWithCapacity:16];
8484     [sources_ addObjectsFromArray:[database_ sources]];
8485     _trace();
8486     [sources_ sortUsingSelector:@selector(compareByName:)];
8487     _trace();
8488
8489     int count([sources_ count]);
8490     offset_ = 0;
8491     for (int i = 0; i != count; i++) {
8492         if ([[sources_ objectAtIndex:i] record] == nil)
8493             break;
8494         offset_++;
8495     }
8496
8497     [list_ reloadData];
8498 } }
8499
8500 - (void) showAddSourcePrompt {
8501     UIAlertView *alert = [[[UIAlertView alloc]
8502         initWithTitle:UCLocalize("ENTER_APT_URL")
8503         message:nil
8504         delegate:self
8505         cancelButtonTitle:UCLocalize("CANCEL")
8506         otherButtonTitles:
8507             UCLocalize("ADD_SOURCE"),
8508         nil
8509     ] autorelease];
8510
8511     [alert setContext:@"source"];
8512
8513     [alert setNumberOfRows:1];
8514     [alert addTextFieldWithValue:@"http://" label:@""];
8515
8516     UITextInputTraits *traits = [[alert textField] textInputTraits];
8517     [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
8518     [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
8519     [traits setKeyboardType:UIKeyboardTypeURL];
8520     // XXX: UIReturnKeyDone
8521     [traits setReturnKeyType:UIReturnKeyNext];
8522
8523     [alert show];
8524 }
8525
8526 - (void) addButtonClicked {
8527     [self showAddSourcePrompt];
8528 }
8529
8530 - (void) refreshButtonClicked {
8531     if ([delegate_ requestUpdate])
8532         [self updateButtonsForEditingStatusAnimated:YES];
8533 }
8534
8535 - (void) cancelButtonClicked {
8536     [delegate_ cancelUpdate];
8537 }
8538
8539 - (void) editButtonClicked {
8540     [list_ setEditing:![list_ isEditing] animated:YES];
8541     [self updateButtonsForEditingStatusAnimated:YES];
8542 }
8543
8544 @end
8545 /* }}} */
8546
8547 /* Stash Controller {{{ */
8548 @interface StashController : CyteViewController {
8549     _H<UIActivityIndicatorView> spinner_;
8550     _H<UILabel> status_;
8551     _H<UILabel> caption_;
8552 }
8553
8554 @end
8555
8556 @implementation StashController
8557
8558 - (void) loadView {
8559     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
8560     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
8561     [self setView:view];
8562
8563     [view setBackgroundColor:[UIColor viewFlipsideBackgroundColor]];
8564
8565     spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteLarge] autorelease];
8566     CGRect spinrect = [spinner_ frame];
8567     spinrect.origin.x = ([[self view] frame].size.width / 2) - (spinrect.size.width / 2);
8568     spinrect.origin.y = [[self view] frame].size.height - 80.0f;
8569     [spinner_ setFrame:spinrect];
8570     [spinner_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin];
8571     [view addSubview:spinner_];
8572     [spinner_ startAnimating];
8573
8574     CGRect captrect;
8575     captrect.size.width = [[self view] frame].size.width;
8576     captrect.size.height = 40.0f;
8577     captrect.origin.x = 0;
8578     captrect.origin.y = ([[self view] frame].size.height / 2) - (captrect.size.height * 2);
8579     caption_ = [[[UILabel alloc] initWithFrame:captrect] autorelease];
8580     [caption_ setText:UCLocalize("PREPARING_FILESYSTEM")];
8581     [caption_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8582     [caption_ setFont:[UIFont boldSystemFontOfSize:28.0f]];
8583     [caption_ setTextColor:[UIColor whiteColor]];
8584     [caption_ setBackgroundColor:[UIColor clearColor]];
8585     [caption_ setShadowColor:[UIColor blackColor]];
8586     [caption_ setTextAlignment:NSTextAlignmentCenter];
8587     [view addSubview:caption_];
8588
8589     CGRect statusrect;
8590     statusrect.size.width = [[self view] frame].size.width;
8591     statusrect.size.height = 30.0f;
8592     statusrect.origin.x = 0;
8593     statusrect.origin.y = ([[self view] frame].size.height / 2) - statusrect.size.height;
8594     status_ = [[[UILabel alloc] initWithFrame:statusrect] autorelease];
8595     [status_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8596     [status_ setText:UCLocalize("EXIT_WHEN_COMPLETE")];
8597     [status_ setFont:[UIFont systemFontOfSize:16.0f]];
8598     [status_ setTextColor:[UIColor whiteColor]];
8599     [status_ setBackgroundColor:[UIColor clearColor]];
8600     [status_ setShadowColor:[UIColor blackColor]];
8601     [status_ setTextAlignment:NSTextAlignmentCenter];
8602     [view addSubview:status_];
8603 }
8604
8605 - (void) releaseSubviews {
8606     spinner_ = nil;
8607     status_ = nil;
8608     caption_ = nil;
8609
8610     [super releaseSubviews];
8611 }
8612
8613 @end
8614 /* }}} */
8615
8616 @interface CYURLCache : SDURLCache {
8617 }
8618
8619 @end
8620
8621 @implementation CYURLCache
8622
8623 - (void) logEvent:(NSString *)event forRequest:(NSURLRequest *)request {
8624 #if !ForRelease
8625     if (false);
8626     else if ([event isEqualToString:@"no-cache"])
8627         event = @"!!!";
8628     else if ([event isEqualToString:@"store"])
8629         event = @">>>";
8630     else if ([event isEqualToString:@"invalid"])
8631         event = @"???";
8632     else if ([event isEqualToString:@"memory"])
8633         event = @"mem";
8634     else if ([event isEqualToString:@"disk"])
8635         event = @"ssd";
8636     else if ([event isEqualToString:@"miss"])
8637         event = @"---";
8638
8639     NSLog(@"%@: %@", event, [[request URL] absoluteString]);
8640 #endif
8641 }
8642
8643 - (void) storeCachedResponse:(NSCachedURLResponse *)cached forRequest:(NSURLRequest *)request {
8644     if (NSURLResponse *response = [cached response])
8645         if (NSString *mime = [response MIMEType])
8646             if ([mime isEqualToString:@"text/cache-manifest"]) {
8647                 NSURL *url([response URL]);
8648
8649 #if !ForRelease
8650                 NSLog(@"###: %@", [url absoluteString]);
8651 #endif
8652
8653                 @synchronized (HostConfig_) {
8654                     [CachedURLs_ addObject:url];
8655                 }
8656             }
8657
8658     [super storeCachedResponse:cached forRequest:request];
8659 }
8660
8661 @end
8662
8663 @interface Cydia : UIApplication <
8664     ConfirmationControllerDelegate,
8665     DatabaseDelegate,
8666     CydiaDelegate,
8667     UINavigationControllerDelegate,
8668     UITabBarControllerDelegate
8669 > {
8670     _H<UIWindow> window_;
8671     _H<CydiaTabBarController> tabbar_;
8672     _H<CydiaLoadingViewController> emulated_;
8673
8674     _H<NSMutableArray> essential_;
8675     _H<NSMutableArray> broken_;
8676
8677     Database *database_;
8678
8679     _H<NSURL> starturl_;
8680
8681     unsigned locked_;
8682     unsigned activity_;
8683
8684     _H<StashController> stash_;
8685
8686     bool loaded_;
8687 }
8688
8689 - (void) loadData;
8690
8691 @end
8692
8693 @implementation Cydia
8694
8695 - (void) lockSuspend {
8696     if (locked_++ == 0) {
8697         if ($SBSSetInterceptsMenuButtonForever != NULL)
8698             (*$SBSSetInterceptsMenuButtonForever)(true);
8699
8700         [self setIdleTimerDisabled:YES];
8701     }
8702 }
8703
8704 - (void) unlockSuspend {
8705     if (--locked_ == 0) {
8706         [self setIdleTimerDisabled:NO];
8707
8708         if ($SBSSetInterceptsMenuButtonForever != NULL)
8709             (*$SBSSetInterceptsMenuButtonForever)(false);
8710     }
8711 }
8712
8713 - (void) beginUpdate {
8714     [tabbar_ beginUpdate];
8715 }
8716
8717 - (void) cancelUpdate {
8718     [tabbar_ cancelUpdate];
8719 }
8720
8721 - (bool) requestUpdate {
8722     if (IsReachable("cydia.saurik.com")) {
8723         [self beginUpdate];
8724         return true;
8725     } else {
8726         UIAlertView *alert = [[[UIAlertView alloc]
8727             initWithTitle:[NSString stringWithFormat:Colon_, Error_, UCLocalize("REFRESH")]
8728             message:@"Host Unreachable" // XXX: Localize
8729             delegate:self
8730             cancelButtonTitle:UCLocalize("OK")
8731             otherButtonTitles:nil
8732         ] autorelease];
8733
8734         [alert setContext:@"norefresh"];
8735         [alert show];
8736
8737         return false;
8738     }
8739 }
8740
8741 - (BOOL) updating {
8742     return [tabbar_ updating];
8743 }
8744
8745 - (void) _loaded {
8746     if ([broken_ count] != 0) {
8747         int count = [broken_ count];
8748
8749         UIAlertView *alert = [[[UIAlertView alloc]
8750             initWithTitle:(count == 1 ? UCLocalize("HALFINSTALLED_PACKAGE") : [NSString stringWithFormat:UCLocalize("HALFINSTALLED_PACKAGES"), count])
8751             message:UCLocalize("HALFINSTALLED_PACKAGE_EX")
8752             delegate:self
8753             cancelButtonTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("FORCIBLY_CLEAR"), UCLocalize("UNSAFE")]
8754             otherButtonTitles:
8755                 UCLocalize("TEMPORARY_IGNORE"),
8756             nil
8757         ] autorelease];
8758
8759         [alert setContext:@"fixhalf"];
8760         [alert setNumberOfRows:2];
8761         [alert show];
8762     } else if (!Ignored_ && [essential_ count] != 0) {
8763         int count = [essential_ count];
8764
8765         UIAlertView *alert = [[[UIAlertView alloc]
8766             initWithTitle:(count == 1 ? UCLocalize("ESSENTIAL_UPGRADE") : [NSString stringWithFormat:UCLocalize("ESSENTIAL_UPGRADES"), count])
8767             message:UCLocalize("ESSENTIAL_UPGRADE_EX")
8768             delegate:self
8769             cancelButtonTitle:UCLocalize("TEMPORARY_IGNORE")
8770             otherButtonTitles:
8771                 UCLocalize("UPGRADE_ESSENTIAL"),
8772                 UCLocalize("COMPLETE_UPGRADE"),
8773             nil
8774         ] autorelease];
8775
8776         [alert setContext:@"upgrade"];
8777         [alert show];
8778     }
8779 }
8780
8781 - (void) returnToCydia {
8782     [self _loaded];
8783 }
8784
8785 - (void) _saveConfig {
8786     @synchronized (database_) {
8787         _trace();
8788         MetaFile_.Sync();
8789         _trace();
8790     }
8791
8792     if (Changed_) {
8793         NSString *error(nil);
8794
8795         if (NSData *data = [NSPropertyListSerialization dataFromPropertyList:Metadata_ format:NSPropertyListBinaryFormat_v1_0 errorDescription:&error]) {
8796             _trace();
8797             NSError *error(nil);
8798             if (![data writeToFile:@"/var/lib/cydia/metadata.plist" options:NSAtomicWrite error:&error])
8799                 NSLog(@"failure to save metadata data: %@", error);
8800             _trace();
8801
8802             Changed_ = false;
8803         } else {
8804             NSLog(@"failure to serialize metadata: %@", error);
8805         }
8806     }
8807
8808     CydiaWriteSources();
8809 }
8810
8811 // Navigation controller for the queuing badge.
8812 - (UINavigationController *) queueNavigationController {
8813     NSArray *controllers = [tabbar_ viewControllers];
8814     return [controllers objectAtIndex:3];
8815 }
8816
8817 - (void) unloadData {
8818     [tabbar_ unloadData];
8819 }
8820
8821 - (void) _updateData {
8822     [self _saveConfig];
8823     [self unloadData];
8824
8825     UINavigationController *navigation = [self queueNavigationController];
8826
8827     id queuedelegate = nil;
8828     if ([[navigation viewControllers] count] > 0)
8829         queuedelegate = [[navigation viewControllers] objectAtIndex:0];
8830
8831     [queuedelegate queueStatusDidChange];
8832     [[navigation tabBarItem] setBadgeValue:(Queuing_ ? UCLocalize("Q_D") : nil)];
8833 }
8834
8835 - (void) _refreshIfPossible:(NSDate *)update {
8836     NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
8837
8838     bool recently = false;
8839     if (update != nil) {
8840         NSTimeInterval interval([update timeIntervalSinceNow]);
8841         if (interval <= 0 && interval > -(15*60))
8842             recently = true;
8843     }
8844
8845     // Don't automatic refresh if:
8846     //  - We already refreshed recently.
8847     //  - We already auto-refreshed this launch.
8848     //  - Auto-refresh is disabled.
8849     //  - Cydia's server is not reachable
8850     if (recently || loaded_ || ManualRefresh || !IsReachable("cydia.saurik.com")) {
8851         // If we are cancelling, we need to make sure it knows it's already loaded.
8852         loaded_ = true;
8853
8854         [self performSelectorOnMainThread:@selector(_loaded) withObject:nil waitUntilDone:NO];
8855     } else {
8856         // We are going to load, so remember that.
8857         loaded_ = true;
8858
8859         [tabbar_ performSelectorOnMainThread:@selector(setUpdate:) withObject:update waitUntilDone:NO];
8860     }
8861
8862     [pool release];
8863 }
8864
8865 - (void) refreshIfPossible {
8866     [NSThread detachNewThreadSelector:@selector(_refreshIfPossible:) toTarget:self withObject:[Metadata_ objectForKey:@"LastUpdate"]];
8867 }
8868
8869 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
8870 @synchronized (self) {
8871     UIProgressHUD *hud(loaded_ ? [self addProgressHUD] : nil);
8872     if (hud != nil)
8873         [hud setText:UCLocalize("RELOADING_DATA")];
8874
8875     [database_ yieldToSelector:@selector(reloadDataWithInvocation:) withObject:invocation];
8876
8877     size_t changes(0);
8878
8879     [essential_ removeAllObjects];
8880     [broken_ removeAllObjects];
8881
8882     NSArray *packages([database_ packages]);
8883     for (Package *package in packages) {
8884         if ([package half])
8885             [broken_ addObject:package];
8886         if ([package upgradableAndEssential:YES] && ![package ignored]) {
8887             if ([package essential] && [package installed] != nil)
8888                 [essential_ addObject:package];
8889             ++changes;
8890         }
8891     }
8892
8893     UITabBarItem *changesItem = [[[tabbar_ viewControllers] objectAtIndex:2] tabBarItem];
8894     if (changes != 0) {
8895         _trace();
8896         NSString *badge([[NSNumber numberWithInt:changes] stringValue]);
8897         [changesItem setBadgeValue:badge];
8898         [changesItem setAnimatedBadge:([essential_ count] > 0)];
8899         [self setApplicationIconBadgeNumber:changes];
8900     } else {
8901         _trace();
8902         [changesItem setBadgeValue:nil];
8903         [changesItem setAnimatedBadge:NO];
8904         [self setApplicationIconBadgeNumber:0];
8905     }
8906
8907     [self _updateData];
8908
8909     if (hud != nil)
8910         [self removeProgressHUD:hud];
8911 } }
8912
8913 - (void) updateData {
8914     [self _updateData];
8915 }
8916
8917 - (void) updateDataAndLoad {
8918     [self _updateData];
8919     if ([database_ progressDelegate] == nil)
8920         [self _loaded];
8921 }
8922
8923 - (void) update_ {
8924     [database_ update];
8925     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
8926 }
8927
8928 - (void) disemulate {
8929     if (emulated_ == nil)
8930         return;
8931
8932     if ([window_ respondsToSelector:@selector(setRootViewController:)])
8933         [window_ setRootViewController:tabbar_];
8934     else {
8935         [window_ addSubview:[tabbar_ view]];
8936         [[emulated_ view] removeFromSuperview];
8937     }
8938
8939     emulated_ = nil;
8940     [window_ setUserInteractionEnabled:YES];
8941 }
8942
8943 - (void) presentModalViewController:(UIViewController *)controller force:(BOOL)force {
8944     UINavigationController *navigation([[[UINavigationController alloc] initWithRootViewController:controller] autorelease]);
8945     if (IsWildcat_)
8946         [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
8947
8948     UIViewController *parent;
8949     if (emulated_ == nil)
8950         parent = tabbar_;
8951     else if (!force)
8952         parent = emulated_;
8953     else {
8954         [self disemulate];
8955         parent = tabbar_;
8956     }
8957
8958     [parent presentModalViewController:navigation animated:YES];
8959 }
8960
8961 - (ProgressController *) invokeNewProgress:(NSInvocation *)invocation forController:(UINavigationController *)navigation withTitle:(NSString *)title {
8962     ProgressController *progress([[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease]);
8963
8964     if (navigation != nil)
8965         [navigation pushViewController:progress animated:YES];
8966     else
8967         [self presentModalViewController:progress force:YES];
8968
8969     [progress invoke:invocation withTitle:title];
8970     return progress;
8971 }
8972
8973 - (void) detachNewProgressSelector:(SEL)selector toTarget:(id)target forController:(UINavigationController *)navigation title:(NSString *)title {
8974     [self invokeNewProgress:[NSInvocation invocationWithSelector:selector forTarget:target] forController:navigation withTitle:title];
8975 }
8976
8977 - (void) repairWithInvocation:(NSInvocation *)invocation {
8978     _trace();
8979     [self invokeNewProgress:invocation forController:nil withTitle:@"REPAIRING"];
8980     _trace();
8981 }
8982
8983 - (void) repairWithSelector:(SEL)selector {
8984     [self performSelectorOnMainThread:@selector(repairWithInvocation:) withObject:[NSInvocation invocationWithSelector:selector forTarget:database_] waitUntilDone:YES];
8985 }
8986
8987 - (void) reloadData {
8988     [self reloadDataWithInvocation:nil];
8989     if ([database_ progressDelegate] == nil)
8990         [self _loaded];
8991 }
8992
8993 - (void) syncData {
8994     [self _saveConfig];
8995     [self detachNewProgressSelector:@selector(update_) toTarget:self forController:nil title:@"UPDATING_SOURCES"];
8996 }
8997
8998 - (void) addSource:(NSDictionary *) source {
8999     CydiaAddSource(source);
9000 }
9001
9002 - (void) addSource:(NSString *)href withDistribution:(NSString *)distribution andSections:(NSArray *)sections {
9003     CydiaAddSource(href, distribution, sections);
9004 }
9005
9006 - (void) addTrivialSource:(NSString *)href {
9007     CydiaAddSource(href, @"./");
9008 }
9009
9010 - (void) updateValues {
9011     Changed_ = true;
9012 }
9013
9014 - (void) resolve {
9015     pkgProblemResolver *resolver = [database_ resolver];
9016
9017     resolver->InstallProtect();
9018     if (!resolver->Resolve(true))
9019         _error->Discard();
9020 }
9021
9022 - (bool) perform {
9023     // XXX: this is a really crappy way of doing this.
9024     // like, seriously: this state machine is still broken, and cancelling this here doesn't really /fix/ that.
9025     // for one, the user can still /start/ a reloading data event while they have a queue, which is stupid
9026     // for two, this just means there is a race condition between the refresh completing and the confirmation controller appearing.
9027     if ([tabbar_ updating])
9028         [tabbar_ cancelUpdate];
9029
9030     if (![database_ prepare])
9031         return false;
9032
9033     ConfirmationController *page([[[ConfirmationController alloc] initWithDatabase:database_] autorelease]);
9034     [page setDelegate:self];
9035     UINavigationController *confirm_([[[UINavigationController alloc] initWithRootViewController:page] autorelease]);
9036
9037     if (IsWildcat_)
9038         [confirm_ setModalPresentationStyle:UIModalPresentationFormSheet];
9039     [tabbar_ presentModalViewController:confirm_ animated:YES];
9040
9041     return true;
9042 }
9043
9044 - (void) queue {
9045     @synchronized (self) {
9046         [self perform];
9047     }
9048 }
9049
9050 - (void) clearPackage:(Package *)package {
9051     @synchronized (self) {
9052         [package clear];
9053         [self resolve];
9054         [self perform];
9055     }
9056 }
9057
9058 - (void) installPackages:(NSArray *)packages {
9059     @synchronized (self) {
9060         for (Package *package in packages)
9061             [package install];
9062         [self resolve];
9063         [self perform];
9064     }
9065 }
9066
9067 - (void) installPackage:(Package *)package {
9068     @synchronized (self) {
9069         [package install];
9070         [self resolve];
9071         [self perform];
9072     }
9073 }
9074
9075 - (void) removePackage:(Package *)package {
9076     @synchronized (self) {
9077         [package remove];
9078         [self resolve];
9079         [self perform];
9080     }
9081 }
9082
9083 - (void) distUpgrade {
9084     @synchronized (self) {
9085         if (![database_ upgrade])
9086             return;
9087         [self perform];
9088     }
9089 }
9090
9091 - (void) _uicache {
9092     _trace();
9093     system("su -c /usr/bin/uicache mobile");
9094     _trace();
9095 }
9096
9097 - (void) uicache {
9098     UIProgressHUD *hud([self addProgressHUD]);
9099     [hud setText:UCLocalize("LOADING")];
9100     [self yieldToSelector:@selector(_uicache)];
9101     [self removeProgressHUD:hud];
9102 }
9103
9104 - (void) perform_ {
9105     [database_ perform];
9106     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
9107     [self performSelectorOnMainThread:@selector(uicache) withObject:nil waitUntilDone:YES];
9108 }
9109
9110 - (void) confirmWithNavigationController:(UINavigationController *)navigation {
9111     Queuing_ = false;
9112     [self lockSuspend];
9113     [self detachNewProgressSelector:@selector(perform_) toTarget:self forController:navigation title:@"RUNNING"];
9114     [self unlockSuspend];
9115 }
9116
9117 - (void) retainNetworkActivityIndicator {
9118     if (activity_++ == 0)
9119         [self setNetworkActivityIndicatorVisible:YES];
9120
9121 #if TraceLogging
9122     NSLog(@"retainNetworkActivityIndicator->%d", activity_);
9123 #endif
9124 }
9125
9126 - (void) releaseNetworkActivityIndicator {
9127     if (--activity_ == 0)
9128         [self setNetworkActivityIndicatorVisible:NO];
9129
9130 #if TraceLogging
9131     NSLog(@"releaseNetworkActivityIndicator->%d", activity_);
9132 #endif
9133
9134 }
9135
9136 - (void) cancelAndClear:(bool)clear {
9137     @synchronized (self) {
9138         if (clear) {
9139             [database_ clear];
9140             Queuing_ = false;
9141         } else {
9142             Queuing_ = true;
9143         }
9144
9145         [self _updateData];
9146     }
9147 }
9148
9149 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
9150     NSString *context([alert context]);
9151
9152     if ([context isEqualToString:@"conffile"]) {
9153         FILE *input = [database_ input];
9154         if (button == [alert cancelButtonIndex])
9155             fprintf(input, "N\n");
9156         else if (button == [alert firstOtherButtonIndex])
9157             fprintf(input, "Y\n");
9158         fflush(input);
9159
9160         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9161     } else if ([context isEqualToString:@"fixhalf"]) {
9162         if (button == [alert cancelButtonIndex]) {
9163             @synchronized (self) {
9164                 for (Package *broken in (id) broken_) {
9165                     [broken remove];
9166
9167                     NSString *id = [broken id];
9168                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.prerm", id] UTF8String]);
9169                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postrm", id] UTF8String]);
9170                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.preinst", id] UTF8String]);
9171                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postinst", id] UTF8String]);
9172                 }
9173
9174                 [self resolve];
9175                 [self perform];
9176             }
9177         } else if (button == [alert firstOtherButtonIndex]) {
9178             [broken_ removeAllObjects];
9179             [self _loaded];
9180         }
9181
9182         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9183     } else if ([context isEqualToString:@"upgrade"]) {
9184         if (button == [alert firstOtherButtonIndex]) {
9185             @synchronized (self) {
9186                 for (Package *essential in (id) essential_)
9187                     [essential install];
9188
9189                 [self resolve];
9190                 [self perform];
9191             }
9192         } else if (button == [alert firstOtherButtonIndex] + 1) {
9193             [self distUpgrade];
9194         } else if (button == [alert cancelButtonIndex]) {
9195             Ignored_ = YES;
9196         }
9197
9198         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9199     }
9200 }
9201
9202 - (void) system:(NSString *)command {
9203     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9204
9205     _trace();
9206     system([command UTF8String]);
9207     _trace();
9208
9209     [pool release];
9210 }
9211
9212 - (void) applicationWillSuspend {
9213     [database_ clean];
9214     [super applicationWillSuspend];
9215 }
9216
9217 - (BOOL) isSafeToSuspend {
9218     if (locked_ != 0) {
9219 #if !ForRelease
9220         NSLog(@"isSafeToSuspend: locked_ != 0");
9221 #endif
9222         return false;
9223     }
9224
9225     // Use external process status API internally.
9226     // This is probably a really bad idea.
9227     // XXX: what is the point of this? does this solve anything at all?
9228     uint64_t status = 0;
9229     int notify_token;
9230     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
9231         notify_get_state(notify_token, &status);
9232         notify_cancel(notify_token);
9233     }
9234
9235     if (status != 0) {
9236 #if !ForRelease
9237         NSLog(@"isSafeToSuspend: status != 0");
9238 #endif
9239         return false;
9240     }
9241
9242 #if !ForRelease
9243     NSLog(@"isSafeToSuspend: -> true");
9244 #endif
9245     return true;
9246 }
9247
9248 - (void) applicationSuspend:(__GSEvent *)event {
9249     if ([self isSafeToSuspend])
9250         [super applicationSuspend:event];
9251 }
9252
9253 - (void) _animateSuspension:(BOOL)arg0 duration:(double)arg1 startTime:(double)arg2 scale:(float)arg3 {
9254     if ([self isSafeToSuspend])
9255         [super _animateSuspension:arg0 duration:arg1 startTime:arg2 scale:arg3];
9256 }
9257
9258 - (void) _setSuspended:(BOOL)value {
9259     if ([self isSafeToSuspend])
9260         [super _setSuspended:value];
9261 }
9262
9263 - (UIProgressHUD *) addProgressHUD {
9264     UIProgressHUD *hud([[[UIProgressHUD alloc] init] autorelease]);
9265     [hud setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
9266
9267     [window_ setUserInteractionEnabled:NO];
9268
9269     UIViewController *target(tabbar_);
9270     if (UIViewController *modal = [target modalViewController])
9271         target = modal;
9272
9273     [hud showInView:[target view]];
9274
9275     [self lockSuspend];
9276     return hud;
9277 }
9278
9279 - (void) removeProgressHUD:(UIProgressHUD *)hud {
9280     [self unlockSuspend];
9281     [hud hide];
9282     [hud removeFromSuperview];
9283     [window_ setUserInteractionEnabled:YES];
9284 }
9285
9286 - (CyteViewController *) pageForPackage:(NSString *)name withReferrer:(NSString *)referrer {
9287     return [[[CYPackageController alloc] initWithDatabase:database_ forPackage:name withReferrer:referrer] autorelease];
9288 }
9289
9290 - (CyteViewController *) pageForURL:(NSURL *)url forExternal:(BOOL)external withReferrer:(NSString *)referrer {
9291     NSString *scheme([[url scheme] lowercaseString]);
9292     if ([[url absoluteString] length] <= [scheme length] + 3)
9293         return nil;
9294     NSString *path([[url absoluteString] substringFromIndex:[scheme length] + 3]);
9295     NSArray *components([path componentsSeparatedByString:@"/"]);
9296
9297     if ([scheme isEqualToString:@"apptapp"] && [components count] > 0 && [[components objectAtIndex:0] isEqualToString:@"package"]) {
9298         CyteViewController *controller([self pageForPackage:[components objectAtIndex:1] withReferrer:referrer]);
9299         if (controller != nil)
9300             [controller setDelegate:self];
9301         return controller;
9302     }
9303
9304     if ([components count] < 1 || ![scheme isEqualToString:@"cydia"])
9305         return nil;
9306
9307     NSString *base([components objectAtIndex:0]);
9308
9309     CyteViewController *controller = nil;
9310
9311     if ([base isEqualToString:@"url"]) {
9312         // This kind of URL can contain slashes in the argument, so we can't parse them below.
9313         NSString *destination = [[url absoluteString] substringFromIndex:([scheme length] + [@"://" length] + [base length] + [@"/" length])];
9314         controller = [[[CydiaWebViewController alloc] initWithURL:[NSURL URLWithString:destination]] autorelease];
9315     } else if (!external && [components count] == 1) {
9316         if ([base isEqualToString:@"sources"]) {
9317             controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9318         }
9319
9320         if ([base isEqualToString:@"home"]) {
9321             controller = [[[HomeController alloc] init] autorelease];
9322         }
9323
9324         if ([base isEqualToString:@"sections"]) {
9325             controller = [[[SectionsController alloc] initWithDatabase:database_ source:nil] autorelease];
9326         }
9327
9328         if ([base isEqualToString:@"search"]) {
9329             controller = [[[SearchController alloc] initWithDatabase:database_ query:nil] autorelease];
9330         }
9331
9332         if ([base isEqualToString:@"changes"]) {
9333             controller = [[[ChangesController alloc] initWithDatabase:database_] autorelease];
9334         }
9335
9336         if ([base isEqualToString:@"installed"]) {
9337             controller = [[[InstalledController alloc] initWithDatabase:database_] autorelease];
9338         }
9339     } else if ([components count] == 2) {
9340         NSString *argument = [[components objectAtIndex:1] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
9341
9342         if ([base isEqualToString:@"package"]) {
9343             controller = [self pageForPackage:argument withReferrer:referrer];
9344         }
9345
9346         if (!external && [base isEqualToString:@"search"]) {
9347             controller = [[[SearchController alloc] initWithDatabase:database_ query:argument] autorelease];
9348         }
9349
9350         if (!external && [base isEqualToString:@"sections"]) {
9351             if ([argument isEqualToString:@"all"] || [argument isEqualToString:@"*"])
9352                 argument = nil;
9353             controller = [[[SectionController alloc] initWithDatabase:database_ source:nil section:argument] autorelease];
9354         }
9355
9356         if (!external && [base isEqualToString:@"sources"]) {
9357             if ([argument isEqualToString:@"add"]) {
9358                 controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9359                 [(SourcesController *)controller showAddSourcePrompt];
9360             } else {
9361                 Source *source([database_ sourceWithKey:argument]);
9362                 controller = [[[SectionsController alloc] initWithDatabase:database_ source:source] autorelease];
9363             }
9364         }
9365
9366         if (!external && [base isEqualToString:@"launch"]) {
9367             [self launchApplicationWithIdentifier:argument suspended:NO];
9368             return nil;
9369         }
9370     } else if (!external && [components count] == 3) {
9371         NSString *arg1 = [[components objectAtIndex:1] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
9372         NSString *arg2 = [[components objectAtIndex:2] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
9373
9374         if ([base isEqualToString:@"package"]) {
9375             if ([arg2 isEqualToString:@"settings"]) {
9376                 controller = [[[PackageSettingsController alloc] initWithDatabase:database_ package:arg1] autorelease];
9377             } else if ([arg2 isEqualToString:@"files"]) {
9378                 if (Package *package = [database_ packageWithName:arg1]) {
9379                     controller = [[[FileTable alloc] initWithDatabase:database_] autorelease];
9380                     [(FileTable *)controller setPackage:package];
9381                 }
9382             }
9383         }
9384
9385         if ([base isEqualToString:@"sections"]) {
9386             Source *source([arg1 isEqualToString:@"*"] ? nil : [database_ sourceWithKey:arg1]);
9387             NSString *section([arg2 isEqualToString:@"*"] ? nil : arg2);
9388             controller = [[[SectionController alloc] initWithDatabase:database_ source:source section:section] autorelease];
9389         }
9390     }
9391
9392     [controller setDelegate:self];
9393     return controller;
9394 }
9395
9396 - (BOOL) openCydiaURL:(NSURL *)url forExternal:(BOOL)external {
9397     CyteViewController *page([self pageForURL:url forExternal:external withReferrer:nil]);
9398
9399     if (page != nil)
9400         [tabbar_ setUnselectedViewController:page];
9401
9402     return page != nil;
9403 }
9404
9405 - (void) applicationOpenURL:(NSURL *)url {
9406     [super applicationOpenURL:url];
9407
9408     if (!loaded_)
9409         starturl_ = url;
9410     else
9411         [self openCydiaURL:url forExternal:YES];
9412 }
9413
9414 - (void) applicationWillResignActive:(UIApplication *)application {
9415     // Stop refreshing if you get a phone call or lock the device.
9416     if ([tabbar_ updating])
9417         [tabbar_ cancelUpdate];
9418
9419     if ([[self superclass] instancesRespondToSelector:@selector(applicationWillResignActive:)])
9420         [super applicationWillResignActive:application];
9421 }
9422
9423 - (void) saveState {
9424     [Metadata_ setObject:[tabbar_ navigationURLCollection] forKey:@"InterfaceState"];
9425     [Metadata_ setObject:[NSDate date] forKey:@"LastClosed"];
9426     [Metadata_ setObject:[NSNumber numberWithInt:[tabbar_ selectedIndex]] forKey:@"InterfaceIndex"];
9427     Changed_ = true;
9428
9429     [self _saveConfig];
9430 }
9431
9432 - (void) applicationWillTerminate:(UIApplication *)application {
9433     [self saveState];
9434 }
9435
9436 - (void) setConfigurationData:(NSString *)data {
9437     static Pcre conffile_r("^'(.*)' '(.*)' ([01]) ([01])$");
9438
9439     if (!conffile_r(data)) {
9440         lprintf("E:invalid conffile\n");
9441         return;
9442     }
9443
9444     NSString *ofile = conffile_r[1];
9445     //NSString *nfile = conffile_r[2];
9446
9447     UIAlertView *alert = [[[UIAlertView alloc]
9448         initWithTitle:UCLocalize("CONFIGURATION_UPGRADE")
9449         message:[NSString stringWithFormat:@"%@\n\n%@", UCLocalize("CONFIGURATION_UPGRADE_EX"), ofile]
9450         delegate:self
9451         cancelButtonTitle:UCLocalize("KEEP_OLD_COPY")
9452         otherButtonTitles:
9453             UCLocalize("ACCEPT_NEW_COPY"),
9454             // XXX: UCLocalize("SEE_WHAT_CHANGED"),
9455         nil
9456     ] autorelease];
9457
9458     [alert setContext:@"conffile"];
9459     [alert setNumberOfRows:2];
9460     [alert show];
9461 }
9462
9463 - (void) addStashController {
9464     [self lockSuspend];
9465     stash_ = [[[StashController alloc] init] autorelease];
9466     [window_ addSubview:[stash_ view]];
9467 }
9468
9469 - (void) removeStashController {
9470     [[stash_ view] removeFromSuperview];
9471     stash_ = nil;
9472     [self unlockSuspend];
9473 }
9474
9475 - (void) stash {
9476     [[UIApplication sharedApplication] setStatusBarStyle:UIStatusBarStyleBlackOpaque];
9477     UpdateExternalStatus(1);
9478     [self yieldToSelector:@selector(system:) withObject:@"/usr/libexec/cydia/free.sh"];
9479     UpdateExternalStatus(0);
9480
9481     [self removeStashController];
9482
9483     pid_t pid(ExecFork());
9484     if (pid == 0) {
9485         execlp("launchctl", "launchctl", "stop", "com.apple.SpringBoard", NULL);
9486         perror("launchctl stop");
9487
9488         exit(0);
9489     } ReapZombie(pid);
9490 }
9491
9492 - (void) setupViewControllers {
9493     tabbar_ = [[[CydiaTabBarController alloc] initWithDatabase:database_] autorelease];
9494
9495     NSMutableArray *items;
9496     if (kCFCoreFoundationVersionNumber < 800) {
9497         items = [NSMutableArray arrayWithObjects:
9498             [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage applicationImageNamed:@"home.png"] tag:0] autorelease],
9499             [[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage applicationImageNamed:@"install.png"] tag:0] autorelease],
9500             [[[UITabBarItem alloc] initWithTitle:UCLocalize("CHANGES") image:[UIImage applicationImageNamed:@"changes.png"] tag:0] autorelease],
9501             [[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease],
9502             [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage applicationImageNamed:@"search.png"] tag:0] autorelease],
9503         nil];
9504     } else {
9505         items = [NSMutableArray arrayWithObjects:
9506             [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage applicationImageNamed:@"home7.png"] selectedImage:[UIImage applicationImageNamed:@"home7s.png"]] autorelease],
9507             [[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage applicationImageNamed:@"install7.png"] selectedImage:[UIImage applicationImageNamed:@"install7s.png"]] autorelease],
9508             [[[UITabBarItem alloc] initWithTitle:UCLocalize("CHANGES") image:[UIImage applicationImageNamed:@"changes7.png"] selectedImage:[UIImage applicationImageNamed:@"changes7s.png"]] autorelease],
9509             [[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage applicationImageNamed:@"manage7.png"] selectedImage:[UIImage applicationImageNamed:@"manage7s.png"]] autorelease],
9510             [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage applicationImageNamed:@"search7.png"] selectedImage:[UIImage applicationImageNamed:@"search7s.png"]] autorelease],
9511         nil];
9512     }
9513
9514     NSMutableArray *controllers([NSMutableArray array]);
9515     for (UITabBarItem *item in items) {
9516         UINavigationController *controller([[[UINavigationController alloc] init] autorelease]);
9517         [controller setTabBarItem:item];
9518         [controllers addObject:controller];
9519     }
9520     [tabbar_ setViewControllers:controllers];
9521
9522     [tabbar_ setUpdateDelegate:self];
9523 }
9524
9525 - (void) _sendMemoryWarningNotification {
9526     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: maybe 4_0?
9527         [[NSNotificationCenter defaultCenter] postNotificationName:@"UIApplicationMemoryWarningNotification" object:[UIApplication sharedApplication]];
9528     else
9529         [[NSNotificationCenter defaultCenter] postNotificationName:@"UIApplicationDidReceiveMemoryWarningNotification" object:[UIApplication sharedApplication]];
9530 }
9531
9532 - (void) _sendMemoryWarningNotifications {
9533     while (true) {
9534         [self performSelectorOnMainThread:@selector(_sendMemoryWarningNotification) withObject:nil waitUntilDone:NO];
9535         sleep(2);
9536         //usleep(2000000);
9537     }
9538 }
9539
9540 - (void) applicationDidReceiveMemoryWarning:(UIApplication *)application {
9541     NSLog(@"--");
9542     [[NSURLCache sharedURLCache] removeAllCachedResponses];
9543 }
9544
9545 - (void) applicationDidFinishLaunching:(id)unused {
9546     //[NSThread detachNewThreadSelector:@selector(_sendMemoryWarningNotifications) toTarget:self withObject:nil];
9547
9548 _trace();
9549     if ([self respondsToSelector:@selector(setApplicationSupportsShakeToEdit:)])
9550         [self setApplicationSupportsShakeToEdit:NO];
9551
9552     @synchronized (HostConfig_) {
9553         [BridgedHosts_ addObject:[[NSURL URLWithString:CydiaURL(@"")] host]];
9554     }
9555
9556     [NSURLCache setSharedURLCache:[[[CYURLCache alloc]
9557         initWithMemoryCapacity:524288
9558         diskCapacity:10485760
9559         diskPath:[NSString stringWithFormat:@"%@/SDURLCache", Cache_]
9560     ] autorelease]];
9561
9562     [CydiaWebViewController _initialize];
9563
9564     [NSURLProtocol registerClass:[CydiaURLProtocol class]];
9565
9566     // this would disallow http{,s} URLs from accessing this data
9567     //[WebView registerURLSchemeAsLocal:@"cydia"];
9568
9569     Font12_ = [UIFont systemFontOfSize:12];
9570     Font12Bold_ = [UIFont boldSystemFontOfSize:12];
9571     Font14_ = [UIFont systemFontOfSize:14];
9572     Font18_ = [UIFont systemFontOfSize:18];
9573     Font18Bold_ = [UIFont boldSystemFontOfSize:18];
9574     Font22Bold_ = [UIFont boldSystemFontOfSize:22];
9575
9576     essential_ = [NSMutableArray arrayWithCapacity:4];
9577     broken_ = [NSMutableArray arrayWithCapacity:4];
9578
9579     // XXX: I really need this thing... like, seriously... I'm sorry
9580     [[[AppCacheController alloc] initWithURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/appcache/", UI_]]] reloadData];
9581
9582     window_ = [[[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]] autorelease];
9583     [window_ orderFront:self];
9584     [window_ makeKey:self];
9585     [window_ setHidden:NO];
9586
9587     if (false) stash: {
9588         [self addStashController];
9589         // XXX: this would be much cleaner as a yieldToSelector:
9590         // that way the removeStashController could happen right here inline
9591         // we also could no longer require the useless stash_ field anymore
9592         [self performSelector:@selector(stash) withObject:nil afterDelay:0];
9593         return;
9594     }
9595
9596     struct stat root;
9597     int error(stat("/", &root));
9598     _assert(error != -1);
9599
9600     #define Stash_(path) do { \
9601         struct stat folder; \
9602         int error(lstat((path), &folder)); \
9603         if (error != -1 && ( \
9604             folder.st_dev == root.st_dev && \
9605             S_ISDIR(folder.st_mode) \
9606         ) || error == -1 && ( \
9607             errno == ENOENT || \
9608             errno == ENOTDIR \
9609         )) goto stash; \
9610     } while (false)
9611
9612     Stash_("/Applications");
9613     Stash_("/Library/Ringtones");
9614     Stash_("/Library/Wallpaper");
9615     //Stash_("/usr/bin");
9616     Stash_("/usr/include");
9617     Stash_("/usr/lib/pam");
9618     Stash_("/usr/share");
9619     //Stash_("/var/lib");
9620
9621     database_ = [Database sharedInstance];
9622     [database_ setDelegate:self];
9623
9624     [window_ setUserInteractionEnabled:NO];
9625     [self setupViewControllers];
9626
9627     emulated_ = [[[CydiaLoadingViewController alloc] init] autorelease];
9628     if ([window_ respondsToSelector:@selector(setRootViewController:)])
9629         [window_ setRootViewController:emulated_];
9630     else
9631         [window_ addSubview:[emulated_ view]];
9632
9633     [self performSelector:@selector(loadData) withObject:nil afterDelay:0];
9634 _trace();
9635 }
9636
9637 - (NSArray *) defaultStartPages {
9638     NSMutableArray *standard = [NSMutableArray array];
9639     [standard addObject:[NSArray arrayWithObject:@"cydia://home"]];
9640     [standard addObject:[NSArray arrayWithObject:@"cydia://sources"]];
9641     [standard addObject:[NSArray arrayWithObject:@"cydia://changes"]];
9642     [standard addObject:[NSArray arrayWithObject:@"cydia://installed"]];
9643     [standard addObject:[NSArray arrayWithObject:@"cydia://search"]];
9644     return standard;
9645 }
9646
9647 - (void) loadData {
9648 _trace();
9649     if ([emulated_ modalViewController] != nil)
9650         [emulated_ dismissModalViewControllerAnimated:YES];
9651     [window_ setUserInteractionEnabled:NO];
9652
9653     [self reloadDataWithInvocation:nil];
9654     [self refreshIfPossible];
9655     PrintTimes();
9656
9657     [self disemulate];
9658
9659     int savedIndex = [[Metadata_ objectForKey:@"InterfaceIndex"] intValue];
9660     NSArray *saved = [[[Metadata_ objectForKey:@"InterfaceState"] mutableCopy] autorelease];
9661     int standardIndex = 0;
9662     NSArray *standard = [self defaultStartPages];
9663
9664     BOOL valid = YES;
9665
9666     if (saved == nil)
9667         valid = NO;
9668
9669     NSDate *closed = [Metadata_ objectForKey:@"LastClosed"];
9670     if (valid && closed != nil) {
9671         NSTimeInterval interval([closed timeIntervalSinceNow]);
9672         // XXX: Is 30 minutes the optimal time here?
9673         if (interval <= -(30*60))
9674             valid = NO;
9675     }
9676
9677     if (valid && [saved count] != [standard count])
9678         valid = NO;
9679
9680     if (valid) {
9681         for (unsigned int i = 0; i < [standard count]; i++) {
9682             NSArray *std = [standard objectAtIndex:i], *sav = [saved objectAtIndex:i];
9683             // XXX: The "hasPrefix" sanity check here could be, in theory, fooled,
9684             //      but it's good enough for now.
9685             if ([sav count] == 0 || ![[sav objectAtIndex:0] hasPrefix:[std objectAtIndex:0]]) {
9686                 valid = NO;
9687                 break;
9688             }
9689         }
9690     }
9691
9692     NSArray *items = nil;
9693     if (valid) {
9694         [tabbar_ setSelectedIndex:savedIndex];
9695         items = saved;
9696     } else {
9697         [tabbar_ setSelectedIndex:standardIndex];
9698         items = standard;
9699     }
9700
9701     for (unsigned int tab = 0; tab < [[tabbar_ viewControllers] count]; tab++) {
9702         NSArray *stack = [items objectAtIndex:tab];
9703         UINavigationController *navigation = [[tabbar_ viewControllers] objectAtIndex:tab];
9704         NSMutableArray *current = [NSMutableArray array];
9705
9706         for (unsigned int nav = 0; nav < [stack count]; nav++) {
9707             NSString *addr = [stack objectAtIndex:nav];
9708             NSURL *url = [NSURL URLWithString:addr];
9709             CyteViewController *page = [self pageForURL:url forExternal:NO withReferrer:nil];
9710             if (page != nil)
9711                 [current addObject:page];
9712         }
9713
9714         [navigation setViewControllers:current];
9715     }
9716
9717     // (Try to) show the startup URL.
9718     if (starturl_ != nil) {
9719         [self openCydiaURL:starturl_ forExternal:NO];
9720         starturl_ = nil;
9721     }
9722 }
9723
9724 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item {
9725     if (item != nil && IsWildcat_) {
9726         [sheet showFromBarButtonItem:item animated:YES];
9727     } else {
9728         [sheet showInView:window_];
9729     }
9730 }
9731
9732 - (void) addProgressEvent:(CydiaProgressEvent *)event forTask:(NSString *)task {
9733     id<ProgressDelegate> progress([database_ progressDelegate] ?: [self invokeNewProgress:nil forController:nil withTitle:task]);
9734     [progress setTitle:task];
9735     [progress addProgressEvent:event];
9736 }
9737
9738 - (void) addProgressEventForTask:(NSArray *)data {
9739     CydiaProgressEvent *event([data objectAtIndex:0]);
9740     NSString *task([data count] < 2 ? nil : [data objectAtIndex:1]);
9741     [self addProgressEvent:event forTask:task];
9742 }
9743
9744 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task {
9745     [self performSelectorOnMainThread:@selector(addProgressEventForTask:) withObject:[NSArray arrayWithObjects:event, task, nil] waitUntilDone:YES];
9746 }
9747
9748 @end
9749
9750 /*IMP alloc_;
9751 id Alloc_(id self, SEL selector) {
9752     id object = alloc_(self, selector);
9753     lprintf("[%s]A-%p\n", self->isa->name, object);
9754     return object;
9755 }*/
9756
9757 /*IMP dealloc_;
9758 id Dealloc_(id self, SEL selector) {
9759     id object = dealloc_(self, selector);
9760     lprintf("[%s]D-%p\n", self->isa->name, object);
9761     return object;
9762 }*/
9763
9764 static NSSet *MobilizedFiles_;
9765
9766 static NSURL *MobilizeURL(NSURL *url) {
9767     NSString *path([url path]);
9768     if ([path hasPrefix:@"/var/root/"]) {
9769         NSString *file([path substringFromIndex:10]);
9770         if ([MobilizedFiles_ containsObject:file])
9771             url = [NSURL fileURLWithPath:[@"/var/mobile/" stringByAppendingString:file] isDirectory:NO];
9772     }
9773
9774     return url;
9775 }
9776
9777 Class $CFXPreferencesPropertyListSource;
9778 @class CFXPreferencesPropertyListSource;
9779
9780 MSHook(BOOL, CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync, CFXPreferencesPropertyListSource *self, SEL _cmd) {
9781     NSURL *&url(MSHookIvar<NSURL *>(self, "_url")), *old(url);
9782     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9783     url = MobilizeURL(url);
9784     BOOL value(_CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync(self, _cmd));
9785     //NSLog(@"%@ %s", [url absoluteString], value ? "YES" : "NO");
9786     url = old;
9787     [pool release];
9788     return value;
9789 }
9790
9791 MSHook(void *, CFXPreferencesPropertyListSource$createPlistFromDisk, CFXPreferencesPropertyListSource *self, SEL _cmd) {
9792     NSURL *&url(MSHookIvar<NSURL *>(self, "_url")), *old(url);
9793     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9794     url = MobilizeURL(url);
9795     void *value(_CFXPreferencesPropertyListSource$createPlistFromDisk(self, _cmd));
9796     //NSLog(@"%@ %@", [url absoluteString], value);
9797     url = old;
9798     [pool release];
9799     return value;
9800 }
9801
9802 Class $NSURLConnection;
9803
9804 MSHook(id, NSURLConnection$init$, NSURLConnection *self, SEL _cmd, NSURLRequest *request, id delegate, BOOL usesCache, int64_t maxContentLength, BOOL startImmediately, NSDictionary *connectionProperties) {
9805     NSMutableURLRequest *copy([[request mutableCopy] autorelease]);
9806
9807     NSURL *url([copy URL]);
9808
9809     NSString *host([url host]);
9810     NSString *scheme([[url scheme] lowercaseString]);
9811
9812     NSString *compound([NSString stringWithFormat:@"%@:%@", scheme, host]);
9813
9814     @synchronized (HostConfig_) {
9815         if ([copy respondsToSelector:@selector(setHTTPShouldUsePipelining:)])
9816             if ([PipelinedHosts_ containsObject:host] || [PipelinedHosts_ containsObject:compound])
9817                 [copy setHTTPShouldUsePipelining:YES];
9818
9819         if (NSString *control = [copy valueForHTTPHeaderField:@"Cache-Control"])
9820             if ([control isEqualToString:@"max-age=0"])
9821                 if ([CachedURLs_ containsObject:url]) {
9822 #if !ForRelease
9823                     NSLog(@"~~~: %@", url);
9824 #endif
9825
9826                     [copy setCachePolicy:NSURLRequestReturnCacheDataDontLoad];
9827
9828                     [copy setValue:nil forHTTPHeaderField:@"Cache-Control"];
9829                     [copy setValue:nil forHTTPHeaderField:@"If-Modified-Since"];
9830                     [copy setValue:nil forHTTPHeaderField:@"If-None-Match"];
9831                 }
9832     }
9833
9834     if ((self = _NSURLConnection$init$(self, _cmd, copy, delegate, usesCache, maxContentLength, startImmediately, connectionProperties)) != nil) {
9835     } return self;
9836 }
9837
9838 Class $WAKWindow;
9839
9840 static CGSize $WAKWindow$screenSize(WAKWindow *self, SEL _cmd) {
9841     CGSize size([[UIScreen mainScreen] bounds].size);
9842     /*if ([$WAKWindow respondsToSelector:@selector(hasLandscapeOrientation)])
9843         if ([$WAKWindow hasLandscapeOrientation])
9844             std::swap(size.width, size.height);*/
9845     return size;
9846 }
9847
9848 Class $NSUserDefaults;
9849
9850 MSHook(id, NSUserDefaults$objectForKey$, NSUserDefaults *self, SEL _cmd, NSString *key) {
9851     if ([key respondsToSelector:@selector(isEqualToString:)] && [key isEqualToString:@"WebKitLocalStorageDatabasePathPreferenceKey"])
9852         return [NSString stringWithFormat:@"%@/LocalStorage", Cache_];
9853     return _NSUserDefaults$objectForKey$(self, _cmd, key);
9854 }
9855
9856 int main(int argc, char *argv[]) {
9857     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9858
9859     _trace();
9860
9861     UpdateExternalStatus(0);
9862
9863     UIScreen *screen([UIScreen mainScreen]);
9864     if ([screen respondsToSelector:@selector(scale)])
9865         ScreenScale_ = [screen scale];
9866     else
9867         ScreenScale_ = 1;
9868
9869     UIDevice *device([UIDevice currentDevice]);
9870     if ([device respondsToSelector:@selector(userInterfaceIdiom)]) {
9871         UIUserInterfaceIdiom idiom([device userInterfaceIdiom]);
9872         if (idiom == UIUserInterfaceIdiomPad)
9873             IsWildcat_ = true;
9874     }
9875
9876     Idiom_ = IsWildcat_ ? @"ipad" : @"iphone";
9877
9878     Pcre pattern("^([0-9]+\\.[0-9]+)");
9879
9880     if (pattern([device systemVersion]))
9881         Firmware_ = pattern[1];
9882     if (pattern(Cydia_))
9883         Major_ = pattern[1];
9884
9885     SessionData_ = [NSMutableDictionary dictionaryWithCapacity:4];
9886
9887     HostConfig_ = [[[NSObject alloc] init] autorelease];
9888     @synchronized (HostConfig_) {
9889         BridgedHosts_ = [NSMutableSet setWithCapacity:4];
9890         TokenHosts_ = [NSMutableSet setWithCapacity:4];
9891         InsecureHosts_ = [NSMutableSet setWithCapacity:4];
9892         PipelinedHosts_ = [NSMutableSet setWithCapacity:4];
9893         CachedURLs_ = [NSMutableSet setWithCapacity:32];
9894     }
9895
9896     NSString *ui(@"ui/ios");
9897     if (Idiom_ != nil)
9898         ui = [ui stringByAppendingString:[NSString stringWithFormat:@"~%@", Idiom_]];
9899     ui = [ui stringByAppendingString:[NSString stringWithFormat:@"/%@", Major_]];
9900     UI_ = CydiaURL(ui);
9901
9902     PackageName = reinterpret_cast<CYString &(*)(Package *, SEL)>(method_getImplementation(class_getInstanceMethod([Package class], @selector(cyname))));
9903
9904     MobilizedFiles_ = [NSMutableSet setWithObjects:
9905         @"Library/Preferences/com.apple.Accessibility.plist",
9906         @"Library/Preferences/com.apple.preferences.sounds.plist",
9907     nil];
9908
9909     /* Library Hacks {{{ */
9910     class_addMethod(objc_getClass("DOMNodeList"), @selector(countByEnumeratingWithState:objects:count:), (IMP) &DOMNodeList$countByEnumeratingWithState$objects$count$, "I20@0:4^{NSFastEnumerationState}8^@12I16");
9911
9912     $WAKWindow = objc_getClass("WAKWindow");
9913     if ($WAKWindow != NULL)
9914         if (Method method = class_getInstanceMethod($WAKWindow, @selector(screenSize)))
9915             method_setImplementation(method, (IMP) &$WAKWindow$screenSize);
9916
9917     $CFXPreferencesPropertyListSource = objc_getClass("CFXPreferencesPropertyListSource");
9918
9919     Method CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync(class_getInstanceMethod($CFXPreferencesPropertyListSource, @selector(_backingPlistChangedSinceLastSync)));
9920     if (CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync != NULL) {
9921         _CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync = reinterpret_cast<BOOL (*)(CFXPreferencesPropertyListSource *, SEL)>(method_getImplementation(CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync));
9922         method_setImplementation(CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync, reinterpret_cast<IMP>(&$CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync));
9923     }
9924
9925     Method CFXPreferencesPropertyListSource$createPlistFromDisk(class_getInstanceMethod($CFXPreferencesPropertyListSource, @selector(createPlistFromDisk)));
9926     if (CFXPreferencesPropertyListSource$createPlistFromDisk != NULL) {
9927         _CFXPreferencesPropertyListSource$createPlistFromDisk = reinterpret_cast<void *(*)(CFXPreferencesPropertyListSource *, SEL)>(method_getImplementation(CFXPreferencesPropertyListSource$createPlistFromDisk));
9928         method_setImplementation(CFXPreferencesPropertyListSource$createPlistFromDisk, reinterpret_cast<IMP>(&$CFXPreferencesPropertyListSource$createPlistFromDisk));
9929     }
9930
9931     $NSURLConnection = objc_getClass("NSURLConnection");
9932     Method NSURLConnection$init$(class_getInstanceMethod($NSURLConnection, @selector(_initWithRequest:delegate:usesCache:maxContentLength:startImmediately:connectionProperties:)));
9933     if (NSURLConnection$init$ != NULL) {
9934         _NSURLConnection$init$ = reinterpret_cast<id (*)(NSURLConnection *, SEL, NSURLRequest *, id, BOOL, int64_t, BOOL, NSDictionary *)>(method_getImplementation(NSURLConnection$init$));
9935         method_setImplementation(NSURLConnection$init$, reinterpret_cast<IMP>(&$NSURLConnection$init$));
9936     }
9937
9938     $NSUserDefaults = objc_getClass("NSUserDefaults");
9939     Method NSUserDefaults$objectForKey$(class_getInstanceMethod($NSUserDefaults, @selector(objectForKey:)));
9940     if (NSUserDefaults$objectForKey$ != NULL) {
9941         _NSUserDefaults$objectForKey$ = reinterpret_cast<id (*)(NSUserDefaults *, SEL, NSString *)>(method_getImplementation(NSUserDefaults$objectForKey$));
9942         method_setImplementation(NSUserDefaults$objectForKey$, reinterpret_cast<IMP>(&$NSUserDefaults$objectForKey$));
9943     }
9944     /* }}} */
9945     /* Set Locale {{{ */
9946     Locale_ = CFLocaleCopyCurrent();
9947     Languages_ = [NSLocale preferredLanguages];
9948
9949     //CFStringRef locale(CFLocaleGetIdentifier(Locale_));
9950     //NSLog(@"%@", [Languages_ description]);
9951
9952     const char *lang;
9953     if (Locale_ != NULL)
9954         lang = [(NSString *) CFLocaleGetIdentifier(Locale_) UTF8String];
9955     else if (Languages_ != nil && [Languages_ count] != 0)
9956         lang = [[Languages_ objectAtIndex:0] UTF8String];
9957     else
9958         // XXX: consider just setting to C and then falling through?
9959         lang = NULL;
9960
9961     if (lang != NULL) {
9962         Pcre pattern("^([a-z][a-z])(?:-[A-Za-z]*)?(_[A-Z][A-Z])?$");
9963         lang = !pattern(lang) ? NULL : [pattern->*@"%1$@%2$@" UTF8String];
9964     }
9965
9966     NSLog(@"Setting Language: %s", lang);
9967
9968     if (lang != NULL) {
9969         setenv("LANG", lang, true);
9970         std::setlocale(LC_ALL, lang);
9971     }
9972     /* }}} */
9973
9974     apr_app_initialize(&argc, const_cast<const char * const **>(&argv), NULL);
9975
9976     /* Parse Arguments {{{ */
9977     bool substrate(false);
9978
9979     if (argc != 0) {
9980         char **args(argv);
9981         int arge(1);
9982
9983         for (int argi(1); argi != argc; ++argi)
9984             if (strcmp(argv[argi], "--") == 0) {
9985                 arge = argi;
9986                 argv[argi] = argv[0];
9987                 argv += argi;
9988                 argc -= argi;
9989                 break;
9990             }
9991
9992         for (int argi(1); argi != arge; ++argi)
9993             if (strcmp(args[argi], "--substrate") == 0)
9994                 substrate = true;
9995             else
9996                 fprintf(stderr, "unknown argument: %s\n", args[argi]);
9997     }
9998     /* }}} */
9999
10000     App_ = [[NSBundle mainBundle] bundlePath];
10001     Advanced_ = YES;
10002
10003     setuid(0);
10004     setgid(0);
10005
10006     if (access("/var/mobile/Library/Keyboard/UserDictionary.sqlite", F_OK) == 0)
10007         system("mkdir -p /var/root/Library/Keyboard; cp -af /var/mobile/Library/Keyboard/UserDictionary.sqlite /var/root/Library/Keyboard/");
10008
10009     Cache_ = [[NSString stringWithFormat:@"%@/Library/Caches/com.saurik.Cydia", @"/var/root"] retain];
10010
10011     /*Method alloc = class_getClassMethod([NSObject class], @selector(alloc));
10012     alloc_ = alloc->method_imp;
10013     alloc->method_imp = (IMP) &Alloc_;*/
10014
10015     /*Method dealloc = class_getClassMethod([NSObject class], @selector(dealloc));
10016     dealloc_ = dealloc->method_imp;
10017     dealloc->method_imp = (IMP) &Dealloc_;*/
10018
10019     void *gestalt(dlopen("/usr/lib/libMobileGestalt.dylib", RTLD_GLOBAL | RTLD_LAZY));
10020     $MGCopyAnswer = reinterpret_cast<CFStringRef (*)(CFStringRef)>(dlsym(gestalt, "MGCopyAnswer"));
10021
10022     /* System Information {{{ */
10023     size_t size;
10024
10025     int maxproc;
10026     size = sizeof(maxproc);
10027     if (sysctlbyname("kern.maxproc", &maxproc, &size, NULL, 0) == -1)
10028         perror("sysctlbyname(\"kern.maxproc\", ?)");
10029     else if (maxproc < 64) {
10030         maxproc = 64;
10031         if (sysctlbyname("kern.maxproc", NULL, NULL, &maxproc, sizeof(maxproc)) == -1)
10032             perror("sysctlbyname(\"kern.maxproc\", #)");
10033     }
10034
10035     sysctlbyname("kern.osversion", NULL, &size, NULL, 0);
10036     char *osversion = new char[size];
10037     if (sysctlbyname("kern.osversion", osversion, &size, NULL, 0) == -1)
10038         perror("sysctlbyname(\"kern.osversion\", ?)");
10039     else
10040         System_ = [NSString stringWithUTF8String:osversion];
10041
10042     sysctlbyname("hw.machine", NULL, &size, NULL, 0);
10043     char *machine = new char[size];
10044     if (sysctlbyname("hw.machine", machine, &size, NULL, 0) == -1)
10045         perror("sysctlbyname(\"hw.machine\", ?)");
10046     else
10047         Machine_ = machine;
10048
10049     SerialNumber_ = (NSString *) CYIOGetValue("IOService:/", @"IOPlatformSerialNumber");
10050     ChipID_ = [CYHex((NSData *) CYIOGetValue("IODeviceTree:/chosen", @"unique-chip-id"), true) uppercaseString];
10051     BBSNum_ = CYHex((NSData *) CYIOGetValue("IOService:/AppleARMPE/baseband", @"snum"), false);
10052
10053     UniqueID_ = UniqueIdentifier(device);
10054
10055     if (NSDictionary *info = [NSDictionary dictionaryWithContentsOfFile:@"/Applications/MobileSafari.app/Info.plist"]) {
10056         Product_ = [info objectForKey:@"SafariProductVersion"];
10057         Safari_ = [info objectForKey:@"CFBundleVersion"];
10058     }
10059
10060     NSString *agent([NSString stringWithFormat:@"Cydia/%@ CyF/%.2f", Cydia_, kCFCoreFoundationVersionNumber]);
10061
10062     if (Pcre match = Pcre("^[0-9]+(\\.[0-9]+)+", Safari_))
10063         agent = [NSString stringWithFormat:@"Safari/%@ %@", match[0], agent];
10064     if (Pcre match = Pcre("^[0-9]+[A-Z][0-9]+[a-z]?", System_))
10065         agent = [NSString stringWithFormat:@"Mobile/%@ %@", match[0], agent];
10066     if (Pcre match = Pcre("^[0-9]+(\\.[0-9]+)+", Product_))
10067         agent = [NSString stringWithFormat:@"Version/%@ %@", match[0], agent];
10068
10069     UserAgent_ = agent;
10070     /* }}} */
10071     /* Load Database {{{ */
10072     _trace();
10073     Metadata_ = [[[NSMutableDictionary alloc] initWithContentsOfFile:@"/var/lib/cydia/metadata.plist"] autorelease];
10074     _trace();
10075     SectionMap_ = [[[NSDictionary alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"Sections" ofType:@"plist"]] autorelease];
10076
10077     if (Metadata_ == NULL)
10078         Metadata_ = [NSMutableDictionary dictionaryWithCapacity:2];
10079     else {
10080         Settings_ = [Metadata_ objectForKey:@"Settings"];
10081
10082         Packages_ = [Metadata_ objectForKey:@"Packages"];
10083
10084         Values_ = [Metadata_ objectForKey:@"Values"];
10085         Sections_ = [Metadata_ objectForKey:@"Sections"];
10086         Sources_ = [Metadata_ objectForKey:@"Sources"];
10087
10088         Token_ = [Metadata_ objectForKey:@"Token"];
10089
10090         Version_ = [Metadata_ objectForKey:@"Version"];
10091     }
10092
10093     if (Values_ == nil) {
10094         Values_ = [[[NSMutableDictionary alloc] initWithCapacity:4] autorelease];
10095         [Metadata_ setObject:Values_ forKey:@"Values"];
10096     }
10097
10098     if (Sections_ == nil) {
10099         Sections_ = [[[NSMutableDictionary alloc] initWithCapacity:32] autorelease];
10100         [Metadata_ setObject:Sections_ forKey:@"Sections"];
10101     }
10102
10103     if (Sources_ == nil) {
10104         Sources_ = [[[NSMutableDictionary alloc] initWithCapacity:0] autorelease];
10105         [Metadata_ setObject:Sources_ forKey:@"Sources"];
10106     }
10107
10108     if (Version_ == nil) {
10109         Version_ = [NSNumber numberWithUnsignedInt:0];
10110         [Metadata_ setObject:Version_ forKey:@"Version"];
10111     }
10112
10113     if ([Version_ unsignedIntValue] == 0) {
10114         CydiaAddSource(@"http://apt.thebigboss.org/repofiles/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10115         CydiaAddSource(@"http://apt.modmyi.com/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10116         CydiaAddSource(@"http://cydia.zodttd.com/repo/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10117         CydiaAddSource(@"http://repo666.ultrasn0w.com/", @"./");
10118
10119         Version_ = [NSNumber numberWithUnsignedInt:1];
10120         [Metadata_ setObject:Version_ forKey:@"Version"];
10121
10122         [Metadata_ removeObjectForKey:@"LastUpdate"];
10123
10124         Changed_ = true;
10125     }
10126
10127     _H<NSMutableArray> broken([NSMutableArray array]);
10128     for (NSString *key in (id) Sources_)
10129         if ([key rangeOfCharacterFromSet:[NSCharacterSet characterSetWithCharactersInString:@"# "]].location != NSNotFound)
10130             [broken addObject:key];
10131     if ([broken count] != 0) {
10132         for (NSString *key in (id) broken)
10133             [Sources_ removeObjectForKey:key];
10134         Changed_ = true;
10135     } broken = nil;
10136     /* }}} */
10137
10138     CydiaWriteSources();
10139
10140     _trace();
10141     MetaFile_.Open("/var/lib/cydia/metadata.cb0");
10142     _trace();
10143
10144     if (Packages_ != nil) {
10145         bool fail(false);
10146         CFDictionaryApplyFunction((CFDictionaryRef) Packages_, &PackageImport, &fail);
10147         _trace();
10148
10149         if (!fail) {
10150             [Metadata_ removeObjectForKey:@"Packages"];
10151             Packages_ = nil;
10152             Changed_ = true;
10153         }
10154     }
10155
10156     Finishes_ = [NSArray arrayWithObjects:@"return", @"reopen", @"restart", @"reload", @"reboot", nil];
10157
10158 #define MobileSubstrate_(name) \
10159     if (substrate && access("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", F_OK) == 0) { \
10160         void *handle(dlopen("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", RTLD_LAZY | RTLD_GLOBAL)); \
10161         if (handle == NULL) \
10162             NSLog(@"%s", dlerror()); \
10163     }
10164
10165     MobileSubstrate_(Activator)
10166     MobileSubstrate_(libstatusbar)
10167     MobileSubstrate_(SimulatedKeyEvents)
10168     MobileSubstrate_(WinterBoard)
10169
10170     /*if (substrate && access("/Library/MobileSubstrate/MobileSubstrate.dylib", F_OK) == 0)
10171         dlopen("/Library/MobileSubstrate/MobileSubstrate.dylib", RTLD_LAZY | RTLD_GLOBAL);*/
10172
10173     int version([[NSString stringWithContentsOfFile:@"/var/lib/cydia/firmware.ver"] intValue]);
10174
10175     if (access("/User", F_OK) != 0 || version != 6) {
10176         _trace();
10177         system("/usr/libexec/cydia/firmware.sh");
10178         _trace();
10179     }
10180
10181     _assert([[NSFileManager defaultManager]
10182         createDirectoryAtPath:@"/var/cache/apt/archives/partial"
10183         withIntermediateDirectories:YES
10184         attributes:nil
10185         error:NULL
10186     ]);
10187
10188     if (access("/tmp/cydia.chk", F_OK) == 0) {
10189         if (unlink("/var/cache/apt/pkgcache.bin") == -1)
10190             _assert(errno == ENOENT);
10191         if (unlink("/var/cache/apt/srcpkgcache.bin") == -1)
10192             _assert(errno == ENOENT);
10193     }
10194
10195     /* APT Initialization {{{ */
10196     _assert(pkgInitConfig(*_config));
10197     _assert(pkgInitSystem(*_config, _system));
10198
10199     if (lang != NULL)
10200         _config->Set("APT::Acquire::Translation", lang);
10201
10202     // XXX: this timeout might be important :(
10203     //_config->Set("Acquire::http::Timeout", 15);
10204
10205     _config->Set("Acquire::http::MaxParallel", 3);
10206     /* }}} */
10207     /* Color Choices {{{ */
10208     space_ = CGColorSpaceCreateDeviceRGB();
10209
10210     Blue_.Set(space_, 0.2, 0.2, 1.0, 1.0);
10211     Blueish_.Set(space_, 0x19/255.f, 0x32/255.f, 0x50/255.f, 1.0);
10212     Black_.Set(space_, 0.0, 0.0, 0.0, 1.0);
10213     Folder_.Set(space_, 0x8e/255.f, 0x8e/255.f, 0x93/255.f, 1.0);
10214     Off_.Set(space_, 0.9, 0.9, 0.9, 1.0);
10215     White_.Set(space_, 1.0, 1.0, 1.0, 1.0);
10216     Gray_.Set(space_, 0.4, 0.4, 0.4, 1.0);
10217     Green_.Set(space_, 0.0, 0.5, 0.0, 1.0);
10218     Purple_.Set(space_, 0.0, 0.0, 0.7, 1.0);
10219     Purplish_.Set(space_, 0.4, 0.4, 0.8, 1.0);
10220
10221     InstallingColor_ = [UIColor colorWithRed:0.88f green:1.00f blue:0.88f alpha:1.00f];
10222     RemovingColor_ = [UIColor colorWithRed:1.00f green:0.88f blue:0.88f alpha:1.00f];
10223     /* }}}*/
10224     /* UIKit Configuration {{{ */
10225     // XXX: I have a feeling this was important
10226     //UIKeyboardDisableAutomaticAppearance();
10227     /* }}} */
10228
10229     $SBSSetInterceptsMenuButtonForever = reinterpret_cast<void (*)(bool)>(dlsym(RTLD_DEFAULT, "SBSSetInterceptsMenuButtonForever"));
10230
10231     const char *symbol(kCFCoreFoundationVersionNumber >= 800 ? "MGGetBoolAnswer" : "GSSystemHasCapability");
10232     BOOL (*GSSystemHasCapability)(CFStringRef) = reinterpret_cast<BOOL (*)(CFStringRef)>(dlsym(RTLD_DEFAULT, symbol));
10233     bool fast = GSSystemHasCapability != NULL && GSSystemHasCapability(CFSTR("armv7"));
10234
10235     PulseInterval_ = fast ? 50000 : 500000;
10236
10237     Colon_ = UCLocalize("COLON_DELIMITED");
10238     Elision_ = UCLocalize("ELISION");
10239     Error_ = UCLocalize("ERROR");
10240     Warning_ = UCLocalize("WARNING");
10241
10242     _trace();
10243     int value(UIApplicationMain(argc, argv, @"Cydia", @"Cydia"));
10244
10245     CGColorSpaceRelease(space_);
10246     CFRelease(Locale_);
10247
10248     [pool release];
10249     return value;
10250 }