MobileCydia.mm

   1 /* Cydia - iPhone UIKit Front-End for Debian APT
   2  * Copyright (C) 2008-2013  Jay Freeman (saurik)
   3 */
   4
   5 /* GNU General Public License, Version 3 {{{ */
   6 /*
   7  * Cydia is free software: you can redistribute it and/or modify
   8  * it under the terms of the GNU General Public License as published
   9  * by the Free Software Foundation, either version 3 of the License,
  10  * or (at your option) any later version.
  11  *
  12  * Cydia is distributed in the hope that it will be useful, but
  13  * WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  * GNU General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU General Public License
  18  * along with Cydia.  If not, see <http://www.gnu.org/licenses/>.
  19 **/
  20 /* }}} */
  21
  22 // XXX: wtf/FastMalloc.h... wtf?
  23 #define USE_SYSTEM_MALLOC 1
  24
  25 /* #include Directives {{{ */
  26 #include "CyteKit/UCPlatform.h"
  27 #include "CyteKit/Localize.h"
  28
  29 #include <objc/objc.h>
  30 #include <objc/runtime.h>
  31
  32 #include <CoreGraphics/CoreGraphics.h>
  33 #include <Foundation/Foundation.h>
  34
  35 #if 0
  36 #define DEPLOYMENT_TARGET_MACOSX 1
  37 #define CF_BUILDING_CF 1
  38 #include <CoreFoundation/CFInternal.h>
  39 #endif
  40
  41 #include <CoreFoundation/CFPriv.h>
  42 #include <CoreFoundation/CFUniChar.h>
  43
  44 #include <SystemConfiguration/SystemConfiguration.h>
  45
  46 #include <UIKit/UIKit.h>
  47 #include "iPhonePrivate.h"
  48
  49 #include <IOKit/IOKitLib.h>
  50
  51 #include <QuartzCore/CALayer.h>
  52
  53 #include <WebCore/WebCoreThread.h>
  54 #include <WebKit/DOMHTMLIFrameElement.h>
  55
  56 #include <algorithm>
  57 #include <iomanip>
  58 #include <sstream>
  59 #include <string>
  60
  61 #include <ext/stdio_filebuf.h>
  62
  63 #undef ABS
  64
  65 #include <apt-pkg/acquire.h>
  66 #include <apt-pkg/acquire-item.h>
  67 #include <apt-pkg/algorithms.h>
  68 #include <apt-pkg/cachefile.h>
  69 #include <apt-pkg/clean.h>
  70 #include <apt-pkg/configuration.h>
  71 #include <apt-pkg/debindexfile.h>
  72 #include <apt-pkg/debmetaindex.h>
  73 #include <apt-pkg/error.h>
  74 #include <apt-pkg/init.h>
  75 #include <apt-pkg/mmap.h>
  76 #include <apt-pkg/pkgrecords.h>
  77 #include <apt-pkg/sha1.h>
  78 #include <apt-pkg/sourcelist.h>
  79 #include <apt-pkg/sptr.h>
  80 #include <apt-pkg/strutl.h>
  81 #include <apt-pkg/tagfile.h>
  82
  83 #include <apr-1/apr_pools.h>
  84
  85 #include <sys/types.h>
  86 #include <sys/stat.h>
  87 #include <sys/sysctl.h>
  88 #include <sys/param.h>
  89 #include <sys/mount.h>
  90 #include <sys/reboot.h>
  91
  92 #include <fcntl.h>
  93 #include <notify.h>
  94 #include <dlfcn.h>
  95
  96 extern "C" {
  97 #include <mach-o/nlist.h>
  98 }
  99
 100 #include <cstdio>
 101 #include <cstdlib>
 102 #include <cstring>
 103
 104 #include <errno.h>
 105
 106 #include <Cytore.hpp>
 107 #include "Sources.h"
 108
 109 #include <CydiaSubstrate/CydiaSubstrate.h>
 110 #include "Menes/Menes.h"
 111
 112 #include "CyteKit/IndirectDelegate.h"
 113 #include "CyteKit/PerlCompatibleRegEx.hpp"
 114 #include "CyteKit/TableViewCell.h"
 115 #include "CyteKit/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 NSString *Role_;
 731 static _transient NSMutableDictionary *Packages_;
 732 static _transient NSMutableDictionary *Values_;
 733 static _transient NSMutableDictionary *Sections_;
 734 _H<NSMutableDictionary> Sources_;
 735 static _transient NSNumber *Version_;
 736 bool Changed_;
 737 static time_t now_;
 738
 739 bool IsWildcat_;
 740 static CGFloat ScreenScale_;
 741 static NSString *Idiom_;
 742 static _H<NSString> Firmware_;
 743 static NSString *Major_;
 744
 745 static _H<NSMutableDictionary> SessionData_;
 746 static _H<NSObject> HostConfig_;
 747 static _H<NSMutableSet> BridgedHosts_;
 748 static _H<NSMutableSet> TokenHosts_;
 749 static _H<NSMutableSet> InsecureHosts_;
 750 static _H<NSMutableSet> PipelinedHosts_;
 751 static _H<NSMutableSet> CachedURLs_;
 752
 753 static NSString *kCydiaProgressEventTypeError = @"Error";
 754 static NSString *kCydiaProgressEventTypeInformation = @"Information";
 755 static NSString *kCydiaProgressEventTypeStatus = @"Status";
 756 static NSString *kCydiaProgressEventTypeWarning = @"Warning";
 757 /* }}} */
 758
 759 /* Display Helpers {{{ */
 760 inline float Interpolate(float begin, float end, float fraction) {
 761     return (end - begin) * fraction + begin;
 762 }
 763
 764 static _finline const char *StripVersion_(const char *version) {
 765     const char *colon(strchr(version, ':'));
 766     return colon == NULL ? version : colon + 1;
 767 }
 768
 769 NSString *LocalizeSection(NSString *section) {
 770     static Pcre title_r("^(.*?) \\((.*)\\)$");
 771     if (title_r(section)) {
 772         NSString *parent(title_r[1]);
 773         NSString *child(title_r[2]);
 774
 775         return [NSString stringWithFormat:UCLocalize("PARENTHETICAL"),
 776             LocalizeSection(parent),
 777             LocalizeSection(child)
 778         ];
 779     }
 780
 781     return [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
 782 }
 783
 784 NSString *Simplify(NSString *title) {
 785     const char *data = [title UTF8String];
 786     size_t size = [title length];
 787
 788     static Pcre square_r("^\\[(.*)\\]$");
 789     if (square_r(data, size))
 790         return Simplify(square_r[1]);
 791
 792     static Pcre paren_r("^\\((.*)\\)$");
 793     if (paren_r(data, size))
 794         return Simplify(paren_r[1]);
 795
 796     static Pcre title_r("^(.*?) \\((.*)\\)$");
 797     if (title_r(data, size))
 798         return Simplify(title_r[1]);
 799
 800     return title;
 801 }
 802 /* }}} */
 803
 804 NSString *GetLastUpdate() {
 805     NSDate *update = [Metadata_ objectForKey:@"LastUpdate"];
 806
 807     if (update == nil)
 808         return UCLocalize("NEVER_OR_UNKNOWN");
 809
 810     CFDateFormatterRef formatter = CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle);
 811     CFStringRef formatted = CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) update);
 812
 813     CFRelease(formatter);
 814
 815     return [(NSString *) formatted autorelease];
 816 }
 817
 818 bool isSectionVisible(NSString *section) {
 819     NSDictionary *metadata([Sections_ objectForKey:(section ?: @"")]);
 820     NSNumber *hidden(metadata == nil ? nil : [metadata objectForKey:@"Hidden"]);
 821     return hidden == nil || ![hidden boolValue];
 822 }
 823
 824 static NSObject *CYIOGetValue(const char *path, NSString *property) {
 825     io_registry_entry_t entry(IORegistryEntryFromPath(kIOMasterPortDefault, path));
 826     if (entry == MACH_PORT_NULL)
 827         return nil;
 828
 829     CFTypeRef value(IORegistryEntryCreateCFProperty(entry, (CFStringRef) property, kCFAllocatorDefault, 0));
 830     IOObjectRelease(entry);
 831
 832     if (value == NULL)
 833         return nil;
 834     return [(id) value autorelease];
 835 }
 836
 837 static NSString *CYHex(NSData *data, bool reverse = false) {
 838     if (data == nil)
 839         return nil;
 840
 841     size_t length([data length]);
 842     uint8_t bytes[length];
 843     [data getBytes:bytes];
 844
 845     char string[length * 2 + 1];
 846     for (size_t i(0); i != length; ++i)
 847         sprintf(string + i * 2, "%.2x", bytes[reverse ? length - i - 1 : i]);
 848
 849     return [NSString stringWithUTF8String:string];
 850 }
 851
 852 @class Cydia;
 853
 854 /* Delegate Prototypes {{{ */
 855 @class Package;
 856 @class Source;
 857 @class CydiaProgressEvent;
 858
 859 @protocol DatabaseDelegate
 860 - (void) repairWithSelector:(SEL)selector;
 861 - (void) setConfigurationData:(NSString *)data;
 862 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task;
 863 @end
 864
 865 @class CYPackageController;
 866
 867 @protocol CydiaDelegate
 868 - (void) returnToCydia;
 869 - (void) saveState;
 870 - (void) retainNetworkActivityIndicator;
 871 - (void) releaseNetworkActivityIndicator;
 872 - (void) clearPackage:(Package *)package;
 873 - (void) installPackage:(Package *)package;
 874 - (void) installPackages:(NSArray *)packages;
 875 - (void) removePackage:(Package *)package;
 876 - (void) beginUpdate;
 877 - (BOOL) updating;
 878 - (void) distUpgrade;
 879 - (void) loadData;
 880 - (void) updateData;
 881 - (void) _saveConfig;
 882 - (void) syncData;
 883 - (void) addSource:(NSDictionary *)source;
 884 - (void) addTrivialSource:(NSString *)href;
 885 - (void) showSettings;
 886 - (UIProgressHUD *) addProgressHUD;
 887 - (void) removeProgressHUD:(UIProgressHUD *)hud;
 888 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item;
 889 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
 890 @end
 891 /* }}} */
 892
 893 /* Status Delegation {{{ */
 894 class Status :
 895     public pkgAcquireStatus
 896 {
 897   private:
 898     _transient NSObject<ProgressDelegate> *delegate_;
 899     bool cancelled_;
 900
 901   public:
 902     Status() :
 903         delegate_(nil),
 904         cancelled_(false)
 905     {
 906     }
 907
 908     void setDelegate(NSObject<ProgressDelegate> *delegate) {
 909         delegate_ = delegate;
 910     }
 911
 912     NSObject<ProgressDelegate> *getDelegate() const {
 913         return delegate_;
 914     }
 915
 916     virtual bool MediaChange(std::string media, std::string drive) {
 917         return false;
 918     }
 919
 920     virtual void IMSHit(pkgAcquire::ItemDesc &item) {
 921         Done(item);
 922     }
 923
 924     virtual void Fetch(pkgAcquire::ItemDesc &item) {
 925         NSString *name([NSString stringWithUTF8String:item.ShortDesc.c_str()]);
 926         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithFormat:UCLocalize("DOWNLOADING_"), name] ofType:kCydiaProgressEventTypeStatus forItem:item]);
 927         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
 928     }
 929
 930     virtual void Done(pkgAcquire::ItemDesc &item) {
 931         NSString *name([NSString stringWithUTF8String:item.ShortDesc.c_str()]);
 932         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithFormat:Colon_, UCLocalize("DONE"), name] ofType:kCydiaProgressEventTypeStatus forItem:item]);
 933         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
 934     }
 935
 936     virtual void Fail(pkgAcquire::ItemDesc &item) {
 937         if (
 938             item.Owner->Status == pkgAcquire::Item::StatIdle ||
 939             item.Owner->Status == pkgAcquire::Item::StatDone
 940         )
 941             return;
 942
 943         std::string &error(item.Owner->ErrorText);
 944         if (error.empty())
 945             return;
 946
 947         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:kCydiaProgressEventTypeError forItem:item]);
 948         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
 949     }
 950
 951     virtual bool Pulse(pkgAcquire *Owner) {
 952         bool value = pkgAcquireStatus::Pulse(Owner);
 953
 954         double percent(
 955             double(CurrentBytes + CurrentItems) /
 956             double(TotalBytes + TotalItems)
 957         );
 958
 959         [delegate_ performSelectorOnMainThread:@selector(setProgressStatus:) withObject:[NSDictionary dictionaryWithObjectsAndKeys:
 960             [NSNumber numberWithDouble:percent], @"Percent",
 961
 962             [NSNumber numberWithDouble:CurrentBytes], @"Current",
 963             [NSNumber numberWithDouble:TotalBytes], @"Total",
 964             [NSNumber numberWithDouble:CurrentCPS], @"Speed",
 965         nil] waitUntilDone:YES];
 966
 967         if (value && ![delegate_ isProgressCancelled])
 968             return true;
 969         else {
 970             cancelled_ = true;
 971             return false;
 972         }
 973     }
 974
 975     _finline bool WasCancelled() const {
 976         return cancelled_;
 977     }
 978
 979     virtual void Start() {
 980         pkgAcquireStatus::Start();
 981         [delegate_ performSelectorOnMainThread:@selector(setProgressCancellable:) withObject:[NSNumber numberWithBool:YES] waitUntilDone:YES];
 982     }
 983
 984     virtual void Stop() {
 985         pkgAcquireStatus::Stop();
 986         [delegate_ performSelectorOnMainThread:@selector(setProgressCancellable:) withObject:[NSNumber numberWithBool:NO] waitUntilDone:YES];
 987         [delegate_ performSelectorOnMainThread:@selector(setProgressStatus:) withObject:nil waitUntilDone:YES];
 988     }
 989 };
 990 /* }}} */
 991 /* Database Interface {{{ */
 992 typedef std::map< unsigned long, _H<Source> > SourceMap;
 993
 994 @interface Database : NSObject {
 995     NSZone *zone_;
 996     apr_pool_t *pool_;
 997
 998     unsigned era_;
 999
1000     pkgCacheFile cache_;
1001     pkgDepCache::Policy *policy_;
1002     pkgRecords *records_;
1003     pkgProblemResolver *resolver_;
1004     pkgAcquire *fetcher_;
1005     FileFd *lock_;
1006     SPtr<pkgPackageManager> manager_;
1007     pkgSourceList *list_;
1008
1009     SourceMap sourceMap_;
1010     _H<NSMutableArray> sourceList_;
1011
1012     CFMutableArrayRef packages_;
1013
1014     _transient NSObject<DatabaseDelegate> *delegate_;
1015     _transient NSObject<ProgressDelegate> *progress_;
1016
1017     Status status_;
1018
1019     int cydiafd_;
1020     int statusfd_;
1021     FILE *input_;
1022
1023     std::map<const char *, _H<NSString> > sections_;
1024 }
1025
1026 + (Database *) sharedInstance;
1027 - (unsigned) era;
1028
1029 - (void) _readCydia:(NSNumber *)fd;
1030 - (void) _readStatus:(NSNumber *)fd;
1031 - (void) _readOutput:(NSNumber *)fd;
1032
1033 - (FILE *) input;
1034
1035 - (Package *) packageWithName:(NSString *)name;
1036
1037 - (pkgCacheFile &) cache;
1038 - (pkgDepCache::Policy *) policy;
1039 - (pkgRecords *) records;
1040 - (pkgProblemResolver *) resolver;
1041 - (pkgAcquire &) fetcher;
1042 - (pkgSourceList &) list;
1043 - (NSArray *) packages;
1044 - (NSArray *) sources;
1045 - (Source *) sourceWithKey:(NSString *)key;
1046 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
1047
1048 - (void) configure;
1049 - (bool) prepare;
1050 - (void) perform;
1051 - (bool) upgrade;
1052 - (void) update;
1053
1054 - (void) updateWithStatus:(Status &)status;
1055
1056 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate;
1057
1058 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate;
1059 - (NSObject<ProgressDelegate> *) progressDelegate;
1060
1061 - (Source *) getSource:(pkgCache::PkgFileIterator)file;
1062
1063 - (NSString *) mappedSectionForPointer:(const char *)pointer;
1064
1065 @end
1066 /* }}} */
1067 /* ProgressEvent Implementation {{{ */
1068 @implementation CydiaProgressEvent
1069
1070 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type {
1071     return [[[CydiaProgressEvent alloc] initWithMessage:message ofType:type] autorelease];
1072 }
1073
1074 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forPackage:(NSString *)package {
1075     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1076     [event setPackage:package];
1077     return event;
1078 }
1079
1080 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forItem:(pkgAcquire::ItemDesc &)item {
1081     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1082
1083     NSString *description([NSString stringWithUTF8String:item.Description.c_str()]);
1084     NSArray *fields([description componentsSeparatedByString:@" "]);
1085     [event setItem:fields];
1086
1087     if ([fields count] > 3) {
1088         [event setPackage:[fields objectAtIndex:2]];
1089         [event setVersion:[fields objectAtIndex:3]];
1090     }
1091
1092     [event setURL:[NSString stringWithUTF8String:item.URI.c_str()]];
1093
1094     return event;
1095 }
1096
1097 + (NSArray *) _attributeKeys {
1098     return [NSArray arrayWithObjects:
1099         @"item",
1100         @"message",
1101         @"package",
1102         @"type",
1103         @"url",
1104         @"version",
1105     nil];
1106 }
1107
1108 - (NSArray *) attributeKeys {
1109     return [[self class] _attributeKeys];
1110 }
1111
1112 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1113     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1114 }
1115
1116 - (id) initWithMessage:(NSString *)message ofType:(NSString *)type {
1117     if ((self = [super init]) != nil) {
1118         message_ = message;
1119         type_ = type;
1120     } return self;
1121 }
1122
1123 - (NSString *) message {
1124     return message_;
1125 }
1126
1127 - (NSString *) type {
1128     return type_;
1129 }
1130
1131 - (NSArray *) item {
1132     return (id) item_ ?: [NSNull null];
1133 }
1134
1135 - (void) setItem:(NSArray *)item {
1136     item_ = item;
1137 }
1138
1139 - (NSString *) package {
1140     return (id) package_ ?: [NSNull null];
1141 }
1142
1143 - (void) setPackage:(NSString *)package {
1144     package_ = package;
1145 }
1146
1147 - (NSString *) url {
1148     return (id) url_ ?: [NSNull null];
1149 }
1150
1151 - (void) setURL:(NSString *)url {
1152     url_ = url;
1153 }
1154
1155 - (void) setVersion:(NSString *)version {
1156     version_ = version;
1157 }
1158
1159 - (NSString *) version {
1160     return (id) version_ ?: [NSNull null];
1161 }
1162
1163 - (NSString *) compound:(NSString *)value {
1164     if (value != nil) {
1165         NSString *mode(nil); {
1166             NSString *type([self type]);
1167             if ([type isEqualToString:kCydiaProgressEventTypeError])
1168                 mode = UCLocalize("ERROR");
1169             else if ([type isEqualToString:kCydiaProgressEventTypeWarning])
1170                 mode = UCLocalize("WARNING");
1171         }
1172
1173         if (mode != nil)
1174             value = [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), mode, value];
1175     }
1176
1177     return value;
1178 }
1179
1180 - (NSString *) compoundMessage {
1181     return [self compound:[self message]];
1182 }
1183
1184 - (NSString *) compoundTitle {
1185     NSString *title;
1186
1187     if (package_ == nil)
1188         title = nil;
1189     else if (Package *package = [[Database sharedInstance] packageWithName:package_])
1190         title = [package name];
1191     else
1192         title = package_;
1193
1194     return [self compound:title];
1195 }
1196
1197 @end
1198 /* }}} */
1199
1200 // Cytore Definitions {{{
1201 struct PackageValue :
1202     Cytore::Block
1203 {
1204     Cytore::Offset<PackageValue> next_;
1205
1206     uint32_t index_ : 23;
1207     uint32_t subscribed_ : 1;
1208     uint32_t : 8;
1209
1210     int32_t first_;
1211     int32_t last_;
1212
1213     uint16_t vhash_;
1214     uint16_t nhash_;
1215
1216     char version_[8];
1217     char name_[];
1218 };
1219
1220 struct MetaValue :
1221     Cytore::Block
1222 {
1223     uint32_t active_;
1224     Cytore::Offset<PackageValue> packages_[1 << 16];
1225 };
1226
1227 static Cytore::File<MetaValue> MetaFile_;
1228 // }}}
1229 // Cytore Helper Functions {{{
1230 static PackageValue *PackageFind(const char *name, size_t length, bool *fail = NULL) {
1231     SplitHash nhash = { hashlittle(name, length) };
1232
1233     PackageValue *metadata;
1234
1235     Cytore::Offset<PackageValue> *offset(&MetaFile_->packages_[nhash.u16[0]]);
1236     offset: if (offset->IsNull()) {
1237         *offset = MetaFile_.New<PackageValue>(length + 1);
1238         metadata = &MetaFile_.Get(*offset);
1239
1240         if (metadata == NULL) {
1241             if (fail != NULL)
1242                 *fail = true;
1243
1244             metadata = new PackageValue();
1245             memset(metadata, 0, sizeof(*metadata));
1246         }
1247
1248         memcpy(metadata->name_, name, length + 1);
1249         metadata->nhash_ = nhash.u16[1];
1250     } else {
1251         metadata = &MetaFile_.Get(*offset);
1252
1253         if (metadata->nhash_ != nhash.u16[1] || strncmp(metadata->name_, name, length + 1) != 0) {
1254             offset = &metadata->next_;
1255             goto offset;
1256         }
1257     }
1258
1259     return metadata;
1260 }
1261
1262 static void PackageImport(const void *key, const void *value, void *context) {
1263     bool &fail(*reinterpret_cast<bool *>(context));
1264
1265     char buffer[1024];
1266     if (!CFStringGetCString((CFStringRef) key, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1267         NSLog(@"failed to import package %@", key);
1268         return;
1269     }
1270
1271     PackageValue *metadata(PackageFind(buffer, strlen(buffer), &fail));
1272     NSDictionary *package((NSDictionary *) value);
1273
1274     if (NSNumber *subscribed = [package objectForKey:@"IsSubscribed"])
1275         if ([subscribed boolValue] && !metadata->subscribed_)
1276             metadata->subscribed_ = true;
1277
1278     if (NSDate *date = [package objectForKey:@"FirstSeen"]) {
1279         time_t time([date timeIntervalSince1970]);
1280         if (metadata->first_ > time || metadata->first_ == 0)
1281             metadata->first_ = time;
1282     }
1283
1284     NSDate *date([package objectForKey:@"LastSeen"]);
1285     NSString *version([package objectForKey:@"LastVersion"]);
1286
1287     if (date != nil && version != nil) {
1288         time_t time([date timeIntervalSince1970]);
1289         if (metadata->last_ < time || metadata->last_ == 0)
1290             if (CFStringGetCString((CFStringRef) version, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1291                 size_t length(strlen(buffer));
1292                 uint16_t vhash(hashlittle(buffer, length));
1293
1294                 size_t capped(std::min<size_t>(8, length));
1295                 char *latest(buffer + length - capped);
1296
1297                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
1298                 metadata->vhash_ = vhash;
1299
1300                 metadata->last_ = time;
1301             }
1302     }
1303 }
1304 // }}}
1305
1306 /* Source Class {{{ */
1307 @interface Source : NSObject {
1308     unsigned era_;
1309     Database *database_;
1310     metaIndex *index_;
1311
1312     CYString depiction_;
1313     CYString description_;
1314     CYString label_;
1315     CYString origin_;
1316     CYString support_;
1317
1318     CYString uri_;
1319     CYString distribution_;
1320     CYString type_;
1321     CYString base_;
1322     CYString version_;
1323
1324     _H<NSString> host_;
1325     _H<NSString> authority_;
1326
1327     CYString defaultIcon_;
1328
1329     _H<NSMutableDictionary> record_;
1330     BOOL trusted_;
1331 }
1332
1333 - (Source *) initWithMetaIndex:(metaIndex *)index forDatabase:(Database *)database inPool:(apr_pool_t *)pool;
1334
1335 - (NSComparisonResult) compareByName:(Source *)source;
1336
1337 - (NSString *) depictionForPackage:(NSString *)package;
1338 - (NSString *) supportForPackage:(NSString *)package;
1339
1340 - (metaIndex *) metaIndex;
1341 - (NSDictionary *) record;
1342 - (BOOL) trusted;
1343
1344 - (NSString *) rooturi;
1345 - (NSString *) distribution;
1346 - (NSString *) type;
1347
1348 - (NSString *) key;
1349 - (NSString *) host;
1350
1351 - (NSString *) name;
1352 - (NSString *) shortDescription;
1353 - (NSString *) label;
1354 - (NSString *) origin;
1355 - (NSString *) version;
1356
1357 - (NSString *) defaultIcon;
1358 - (NSURL *) iconURL;
1359
1360 @end
1361
1362 @implementation Source
1363
1364 + (NSString *) webScriptNameForSelector:(SEL)selector {
1365     if (false);
1366     else if (selector == @selector(addSection:))
1367         return @"addSection";
1368     else if (selector == @selector(getField:))
1369         return @"getField";
1370     else if (selector == @selector(removeSection:))
1371         return @"removeSection";
1372     else if (selector == @selector(remove))
1373         return @"remove";
1374     else
1375         return nil;
1376 }
1377
1378 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
1379     return [self webScriptNameForSelector:selector] == nil;
1380 }
1381
1382 + (NSArray *) _attributeKeys {
1383     return [NSArray arrayWithObjects:
1384         @"baseuri",
1385         @"distribution",
1386         @"host",
1387         @"key",
1388         @"iconuri",
1389         @"label",
1390         @"name",
1391         @"origin",
1392         @"rooturi",
1393         @"sections",
1394         @"shortDescription",
1395         @"trusted",
1396         @"type",
1397         @"version",
1398     nil];
1399 }
1400
1401 - (NSArray *) attributeKeys {
1402     return [[self class] _attributeKeys];
1403 }
1404
1405 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1406     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1407 }
1408
1409 - (metaIndex *) metaIndex {
1410     return index_;
1411 }
1412
1413 - (void) setMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool {
1414     trusted_ = index->IsTrusted();
1415
1416     uri_.set(pool, index->GetURI());
1417     distribution_.set(pool, index->GetDist());
1418     type_.set(pool, index->GetType());
1419
1420     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index));
1421     if (dindex != NULL) {
1422         base_.set(pool, dindex->MetaIndexURI(""));
1423
1424         FileFd fd;
1425         if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly))
1426             _error->Discard();
1427         else {
1428             pkgTagFile tags(&fd);
1429
1430             pkgTagSection section;
1431             tags.Step(section);
1432
1433             struct {
1434                 const char *name_;
1435                 CYString *value_;
1436             } names[] = {
1437                 {"default-icon", &defaultIcon_},
1438                 {"depiction", &depiction_},
1439                 {"description", &description_},
1440                 {"label", &label_},
1441                 {"origin", &origin_},
1442                 {"support", &support_},
1443                 {"version", &version_},
1444             };
1445
1446             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
1447                 const char *start, *end;
1448
1449                 if (section.Find(names[i].name_, start, end)) {
1450                     CYString &value(*names[i].value_);
1451                     value.set(pool, start, end - start);
1452                 }
1453             }
1454         }
1455     }
1456
1457     record_ = [Sources_ objectForKey:[self key]];
1458
1459     NSURL *url([NSURL URLWithString:uri_]);
1460
1461     host_ = [url host];
1462     if (host_ != nil)
1463         host_ = [host_ lowercaseString];
1464
1465     if (host_ != nil)
1466         authority_ = host_;
1467     else
1468         authority_ = [url path];
1469 }
1470
1471 - (Source *) initWithMetaIndex:(metaIndex *)index forDatabase:(Database *)database inPool:(apr_pool_t *)pool {
1472     if ((self = [super init]) != nil) {
1473         era_ = [database era];
1474         database_ = database;
1475         index_ = index;
1476
1477         [self setMetaIndex:index inPool:pool];
1478     } return self;
1479 }
1480
1481 - (NSString *) getField:(NSString *)name {
1482 @synchronized (database_) {
1483     if ([database_ era] != era_ || index_ == NULL)
1484         return nil;
1485
1486     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index_));
1487     if (dindex == NULL)
1488         return nil;
1489
1490     FileFd fd;
1491     if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly)) {
1492          _error->Discard();
1493          return nil;
1494     }
1495
1496     pkgTagFile tags(&fd);
1497
1498     pkgTagSection section;
1499     tags.Step(section);
1500
1501     const char *start, *end;
1502     if (!section.Find([name UTF8String], start, end))
1503         return (NSString *) [NSNull null];
1504
1505     return [NSString stringWithString:[(NSString *) CYStringCreate(start, end - start) autorelease]];
1506 } }
1507
1508 - (NSComparisonResult) compareByName:(Source *)source {
1509     NSString *lhs = [self name];
1510     NSString *rhs = [source name];
1511
1512     if ([lhs length] != 0 && [rhs length] != 0) {
1513         unichar lhc = [lhs characterAtIndex:0];
1514         unichar rhc = [rhs characterAtIndex:0];
1515
1516         if (isalpha(lhc) && !isalpha(rhc))
1517             return NSOrderedAscending;
1518         else if (!isalpha(lhc) && isalpha(rhc))
1519             return NSOrderedDescending;
1520     }
1521
1522     return [lhs compare:rhs options:LaxCompareOptions_];
1523 }
1524
1525 - (NSString *) depictionForPackage:(NSString *)package {
1526     return depiction_.empty() ? nil : [static_cast<id>(depiction_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1527 }
1528
1529 - (NSString *) supportForPackage:(NSString *)package {
1530     return support_.empty() ? nil : [static_cast<id>(support_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1531 }
1532
1533 - (NSArray *) sections {
1534     return record_ == nil ? (id) [NSNull null] : [record_ objectForKey:@"Sections"] ?: [NSArray array];
1535 }
1536
1537 - (void) _addSection:(NSString *)section {
1538     if (record_ == nil)
1539         return;
1540     else if (NSMutableArray *sections = [record_ objectForKey:@"Sections"]) {
1541         if (![sections containsObject:section]) {
1542             [sections addObject:section];
1543             Changed_ = true;
1544         }
1545     } else {
1546         [record_ setObject:[NSMutableArray arrayWithObject:section] forKey:@"Sections"];
1547         Changed_ = true;
1548     }
1549 }
1550
1551 - (bool) addSection:(NSString *)section {
1552     if (record_ == nil)
1553         return false;
1554
1555     [self performSelectorOnMainThread:@selector(_addSection:) withObject:section waitUntilDone:NO];
1556     return true;
1557 }
1558
1559 - (void) _removeSection:(NSString *)section {
1560     if (record_ == nil)
1561         return;
1562
1563     if (NSMutableArray *sections = [record_ objectForKey:@"Sections"])
1564         if ([sections containsObject:section]) {
1565             [sections removeObject:section];
1566             Changed_ = true;
1567         }
1568 }
1569
1570 - (bool) removeSection:(NSString *)section {
1571     if (record_ == nil)
1572         return false;
1573
1574     [self performSelectorOnMainThread:@selector(_removeSection:) withObject:section waitUntilDone:NO];
1575     return true;
1576 }
1577
1578 - (void) _remove {
1579     [Sources_ removeObjectForKey:[self key]];
1580     Changed_ = true;
1581 }
1582
1583 - (bool) remove {
1584     bool value(record_ != nil);
1585     [self performSelectorOnMainThread:@selector(_remove) withObject:nil waitUntilDone:NO];
1586     return value;
1587 }
1588
1589 - (NSDictionary *) record {
1590     return record_;
1591 }
1592
1593 - (BOOL) trusted {
1594     return trusted_;
1595 }
1596
1597 - (NSString *) rooturi {
1598     return uri_;
1599 }
1600
1601 - (NSString *) distribution {
1602     return distribution_;
1603 }
1604
1605 - (NSString *) type {
1606     return type_;
1607 }
1608
1609 - (NSString *) baseuri {
1610     return base_.empty() ? nil : (id) base_;
1611 }
1612
1613 - (NSString *) iconuri {
1614     if (NSString *base = [self baseuri])
1615         return [base stringByAppendingString:@"CydiaIcon.png"];
1616
1617     return nil;
1618 }
1619
1620 - (NSURL *) iconURL {
1621     if (NSString *uri = [self iconuri])
1622         return [NSURL URLWithString:uri];
1623     return nil;
1624 }
1625
1626 - (NSString *) key {
1627     return [NSString stringWithFormat:@"%@:%@:%@", (NSString *) type_, (NSString *) uri_, (NSString *) distribution_];
1628 }
1629
1630 - (NSString *) host {
1631     return host_;
1632 }
1633
1634 - (NSString *) name {
1635     return origin_.empty() ? (id) authority_ : origin_;
1636 }
1637
1638 - (NSString *) shortDescription {
1639     return description_;
1640 }
1641
1642 - (NSString *) label {
1643     return label_.empty() ? (id) authority_ : label_;
1644 }
1645
1646 - (NSString *) origin {
1647     return origin_;
1648 }
1649
1650 - (NSString *) version {
1651     return version_;
1652 }
1653
1654 - (NSString *) defaultIcon {
1655     return defaultIcon_;
1656 }
1657
1658 @end
1659 /* }}} */
1660 /* CydiaOperation Class {{{ */
1661 @interface CydiaOperation : NSObject {
1662     _H<NSString> operator_;
1663     _H<NSString> value_;
1664 }
1665
1666 - (NSString *) operator;
1667 - (NSString *) value;
1668
1669 @end
1670
1671 @implementation CydiaOperation
1672
1673 - (id) initWithOperator:(const char *)_operator value:(const char *)value {
1674     if ((self = [super init]) != nil) {
1675         operator_ = [NSString stringWithUTF8String:_operator];
1676         value_ = [NSString stringWithUTF8String:value];
1677     } return self;
1678 }
1679
1680 + (NSArray *) _attributeKeys {
1681     return [NSArray arrayWithObjects:
1682         @"operator",
1683         @"value",
1684     nil];
1685 }
1686
1687 - (NSArray *) attributeKeys {
1688     return [[self class] _attributeKeys];
1689 }
1690
1691 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1692     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1693 }
1694
1695 - (NSString *) operator {
1696     return operator_;
1697 }
1698
1699 - (NSString *) value {
1700     return value_;
1701 }
1702
1703 @end
1704 /* }}} */
1705 /* CydiaClause Class {{{ */
1706 @interface CydiaClause : NSObject {
1707     _H<NSString> package_;
1708     _H<CydiaOperation> version_;
1709 }
1710
1711 - (NSString *) package;
1712 - (CydiaOperation *) version;
1713
1714 @end
1715
1716 @implementation CydiaClause
1717
1718 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1719     if ((self = [super init]) != nil) {
1720         package_ = [NSString stringWithUTF8String:dep.TargetPkg().Name()];
1721
1722         if (const char *version = dep.TargetVer())
1723             version_ = [[[CydiaOperation alloc] initWithOperator:dep.CompType() value:version] autorelease];
1724         else
1725             version_ = (id) [NSNull null];
1726     } return self;
1727 }
1728
1729 + (NSArray *) _attributeKeys {
1730     return [NSArray arrayWithObjects:
1731         @"package",
1732         @"version",
1733     nil];
1734 }
1735
1736 - (NSArray *) attributeKeys {
1737     return [[self class] _attributeKeys];
1738 }
1739
1740 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1741     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1742 }
1743
1744 - (NSString *) package {
1745     return package_;
1746 }
1747
1748 - (CydiaOperation *) version {
1749     return version_;
1750 }
1751
1752 @end
1753 /* }}} */
1754 /* CydiaRelation Class {{{ */
1755 @interface CydiaRelation : NSObject {
1756     _H<NSString> relationship_;
1757     _H<NSMutableArray> clauses_;
1758 }
1759
1760 - (NSString *) relationship;
1761 - (NSArray *) clauses;
1762
1763 @end
1764
1765 @implementation CydiaRelation
1766
1767 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1768     if ((self = [super init]) != nil) {
1769         relationship_ = [NSString stringWithUTF8String:dep.DepType()];
1770         clauses_ = [NSMutableArray arrayWithCapacity:8];
1771
1772         pkgCache::DepIterator start;
1773         pkgCache::DepIterator end;
1774         dep.GlobOr(start, end); // ++dep
1775
1776         _forever {
1777             [clauses_ addObject:[[[CydiaClause alloc] initWithIterator:start] autorelease]];
1778
1779             // yes, seriously. (wtf?)
1780             if (start == end)
1781                 break;
1782             ++start;
1783         }
1784     } return self;
1785 }
1786
1787 + (NSArray *) _attributeKeys {
1788     return [NSArray arrayWithObjects:
1789         @"clauses",
1790         @"relationship",
1791     nil];
1792 }
1793
1794 - (NSArray *) attributeKeys {
1795     return [[self class] _attributeKeys];
1796 }
1797
1798 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1799     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1800 }
1801
1802 - (NSString *) relationship {
1803     return relationship_;
1804 }
1805
1806 - (NSArray *) clauses {
1807     return clauses_;
1808 }
1809
1810 - (void) addClause:(CydiaClause *)clause {
1811     [clauses_ addObject:clause];
1812 }
1813
1814 @end
1815 /* }}} */
1816 /* Package Class {{{ */
1817 struct ParsedPackage {
1818     CYString md5sum_;
1819     CYString tagline_;
1820
1821     CYString architecture_;
1822     CYString icon_;
1823
1824     CYString depiction_;
1825     CYString homepage_;
1826     CYString author_;
1827
1828     CYString support_;
1829 };
1830
1831 @interface Package : NSObject {
1832     uint32_t era_ : 25;
1833     uint32_t role_ : 3;
1834     uint32_t essential_ : 1;
1835     uint32_t obsolete_ : 1;
1836     uint32_t ignored_ : 1;
1837     uint32_t pooled_ : 1;
1838
1839     apr_pool_t *pool_;
1840
1841     uint32_t rank_;
1842
1843     _transient Database *database_;
1844
1845     pkgCache::VerIterator version_;
1846     pkgCache::PkgIterator iterator_;
1847     pkgCache::VerFileIterator file_;
1848
1849     CYString id_;
1850     CYString name_;
1851
1852     CYString latest_;
1853     CYString installed_;
1854
1855     const char *section_;
1856     _transient NSString *section$_;
1857
1858     _H<Source> source_;
1859
1860     PackageValue *metadata_;
1861     ParsedPackage *parsed_;
1862
1863     _H<NSMutableArray> tags_;
1864 }
1865
1866 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
1867 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
1868
1869 - (pkgCache::PkgIterator) iterator;
1870 - (void) parse;
1871
1872 - (NSString *) section;
1873 - (NSString *) simpleSection;
1874
1875 - (NSString *) longSection;
1876 - (NSString *) shortSection;
1877
1878 - (NSString *) uri;
1879
1880 - (MIMEAddress *) maintainer;
1881 - (size_t) size;
1882 - (NSString *) longDescription;
1883 - (NSString *) shortDescription;
1884 - (unichar) index;
1885
1886 - (PackageValue *) metadata;
1887 - (time_t) seen;
1888
1889 - (bool) subscribed;
1890 - (bool) setSubscribed:(bool)subscribed;
1891
1892 - (BOOL) ignored;
1893
1894 - (NSString *) latest;
1895 - (NSString *) installed;
1896 - (BOOL) uninstalled;
1897
1898 - (BOOL) valid;
1899 - (BOOL) upgradableAndEssential:(BOOL)essential;
1900 - (BOOL) essential;
1901 - (BOOL) broken;
1902 - (BOOL) unfiltered;
1903 - (BOOL) visible;
1904
1905 - (BOOL) half;
1906 - (BOOL) halfConfigured;
1907 - (BOOL) halfInstalled;
1908 - (BOOL) hasMode;
1909 - (NSString *) mode;
1910
1911 - (NSString *) id;
1912 - (NSString *) name;
1913 - (UIImage *) icon;
1914 - (NSString *) homepage;
1915 - (NSString *) depiction;
1916 - (MIMEAddress *) author;
1917
1918 - (NSString *) support;
1919
1920 - (NSArray *) files;
1921 - (NSArray *) warnings;
1922 - (NSArray *) applications;
1923
1924 - (Source *) source;
1925
1926 - (uint32_t) rank;
1927 - (BOOL) matches:(NSArray *)query;
1928
1929 - (bool) hasSupportingRole;
1930 - (BOOL) hasTag:(NSString *)tag;
1931 - (NSString *) primaryPurpose;
1932 - (NSArray *) purposes;
1933 - (bool) isCommercial;
1934
1935 - (void) setIndex:(size_t)index;
1936
1937 - (CYString &) cyname;
1938
1939 - (uint32_t) compareBySection:(NSArray *)sections;
1940
1941 - (void) install;
1942 - (void) remove;
1943
1944 - (bool) isUnfilteredAndSearchedForBy:(NSArray *)query;
1945 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search;
1946 - (bool) isInstalledAndUnfiltered:(NSNumber *)number;
1947 - (bool) isVisibleInSection:(NSString *)section source:(Source *)source;
1948 - (bool) isVisibleInSource:(Source *)source;
1949
1950 @end
1951
1952 uint32_t PackageChangesRadix(Package *self, void *) {
1953     union {
1954         uint32_t key;
1955
1956         struct {
1957             uint32_t timestamp : 30;
1958             uint32_t ignored : 1;
1959             uint32_t upgradable : 1;
1960         } bits;
1961     } value;
1962
1963     bool upgradable([self upgradableAndEssential:YES]);
1964     value.bits.upgradable = upgradable ? 1 : 0;
1965
1966     if (upgradable) {
1967         value.bits.timestamp = 0;
1968         value.bits.ignored = [self ignored] ? 0 : 1;
1969         value.bits.upgradable = 1;
1970     } else {
1971         value.bits.timestamp = [self seen] >> 2;
1972         value.bits.ignored = 0;
1973         value.bits.upgradable = 0;
1974     }
1975
1976     return _not(uint32_t) - value.key;
1977 }
1978
1979 uint32_t PackagePrefixRadix(Package *self, void *context) {
1980     size_t offset(reinterpret_cast<size_t>(context));
1981     CYString &name([self cyname]);
1982
1983     size_t size(name.size());
1984     if (size == 0)
1985         return 0;
1986     char *text(name.data());
1987
1988     size_t zeros;
1989     if (!isdigit(text[0]))
1990         zeros = 0;
1991     else {
1992         size_t digits(1);
1993         while (size != digits && isdigit(text[digits]))
1994             if (++digits == 4)
1995                 break;
1996         zeros = 4 - digits;
1997     }
1998
1999     uint8_t data[4];
2000
2001     if (offset == 0 && zeros != 0) {
2002         memset(data, '0', zeros);
2003         memcpy(data + zeros, text, 4 - zeros);
2004     } else {
2005         /* XXX: there's some danger here if you request a non-zero offset < 4 and it gets zero padded */
2006         if (size <= offset - zeros)
2007             return 0;
2008
2009         text += offset - zeros;
2010         size -= offset - zeros;
2011
2012         if (size >= 4)
2013             memcpy(data, text, 4);
2014         else {
2015             memcpy(data, text, size);
2016             memset(data + size, 0, 4 - size);
2017         }
2018
2019         for (size_t i(0); i != 4; ++i)
2020             if (isalpha(data[i]))
2021                 data[i] |= 0x20;
2022     }
2023
2024     if (offset == 0)
2025         if (data[0] == '@')
2026             data[0] = 0x7f;
2027         else
2028             data[0] = (data[0] & 0x1f) | "\x80\x00\xc0\x40"[data[0] >> 6];
2029
2030     /* XXX: ntohl may be more honest */
2031     return OSSwapInt32(*reinterpret_cast<uint32_t *>(data));
2032 }
2033
2034 CYString &(*PackageName)(Package *self, SEL sel);
2035
2036 CFComparisonResult PackageNameCompare(Package *lhs, Package *rhs, void *arg) {
2037     _profile(PackageNameCompare)
2038         CYString &lhi(PackageName(lhs, @selector(cyname)));
2039         CYString &rhi(PackageName(rhs, @selector(cyname)));
2040         CFStringRef lhn(lhi), rhn(rhi);
2041
2042         if (lhn == NULL)
2043             return rhn == NULL ? NSOrderedSame : NSOrderedAscending;
2044         else if (rhn == NULL)
2045             return NSOrderedDescending;
2046
2047         _profile(PackageNameCompare$NumbersLast)
2048             if (!lhi.empty() && !rhi.empty()) {
2049                 UniChar lhc(CFStringGetCharacterAtIndex(lhn, 0));
2050                 UniChar rhc(CFStringGetCharacterAtIndex(rhn, 0));
2051                 bool lha(CFUniCharIsMemberOf(lhc, kCFUniCharLetterCharacterSet));
2052                 if (lha != CFUniCharIsMemberOf(rhc, kCFUniCharLetterCharacterSet))
2053                     return lha ? NSOrderedAscending : NSOrderedDescending;
2054             }
2055         _end
2056
2057         CFIndex length = CFStringGetLength(lhn);
2058
2059         _profile(PackageNameCompare$Compare)
2060             return CFStringCompareWithOptionsAndLocale(lhn, rhn, CFRangeMake(0, length), LaxCompareFlags_, Locale_);
2061         _end
2062     _end
2063 }
2064
2065 CFComparisonResult PackageNameCompare_(Package **lhs, Package **rhs, void *context) {
2066     return PackageNameCompare(*lhs, *rhs, context);
2067 }
2068
2069 struct PackageNameOrdering :
2070     std::binary_function<Package *, Package *, bool>
2071 {
2072     _finline bool operator ()(Package *lhs, Package *rhs) const {
2073         return PackageNameCompare(lhs, rhs, NULL) == NSOrderedAscending;
2074     }
2075 };
2076
2077 @implementation Package
2078
2079 - (NSString *) description {
2080     return [NSString stringWithFormat:@"<Package:%@>", static_cast<NSString *>(name_)];
2081 }
2082
2083 - (void) dealloc {
2084     if (!pooled_)
2085         apr_pool_destroy(pool_);
2086     if (parsed_ != NULL)
2087         delete parsed_;
2088     [super dealloc];
2089 }
2090
2091 + (NSString *) webScriptNameForSelector:(SEL)selector {
2092     if (false);
2093     else if (selector == @selector(clear))
2094         return @"clear";
2095     else if (selector == @selector(getField:))
2096         return @"getField";
2097     else if (selector == @selector(getRecord))
2098         return @"getRecord";
2099     else if (selector == @selector(hasTag:))
2100         return @"hasTag";
2101     else if (selector == @selector(install))
2102         return @"install";
2103     else if (selector == @selector(remove))
2104         return @"remove";
2105     else
2106         return nil;
2107 }
2108
2109 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
2110     return [self webScriptNameForSelector:selector] == nil;
2111 }
2112
2113 + (NSArray *) _attributeKeys {
2114     return [NSArray arrayWithObjects:
2115         @"applications",
2116         @"architecture",
2117         @"author",
2118         @"depiction",
2119         @"essential",
2120         @"homepage",
2121         @"icon",
2122         @"id",
2123         @"installed",
2124         @"latest",
2125         @"longDescription",
2126         @"longSection",
2127         @"maintainer",
2128         @"md5sum",
2129         @"mode",
2130         @"name",
2131         @"purposes",
2132         @"relations",
2133         @"section",
2134         @"selection",
2135         @"shortDescription",
2136         @"shortSection",
2137         @"simpleSection",
2138         @"size",
2139         @"source",
2140         @"state",
2141         @"support",
2142         @"tags",
2143         @"warnings",
2144     nil];
2145 }
2146
2147 - (NSArray *) attributeKeys {
2148     return [[self class] _attributeKeys];
2149 }
2150
2151 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2152     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2153 }
2154
2155 - (NSArray *) relations {
2156 @synchronized (database_) {
2157     NSMutableArray *relations([NSMutableArray arrayWithCapacity:16]);
2158     for (pkgCache::DepIterator dep(version_.DependsList()); !dep.end(); ++dep)
2159         [relations addObject:[[[CydiaRelation alloc] initWithIterator:dep] autorelease]];
2160     return relations;
2161 } }
2162
2163 - (NSString *) architecture {
2164     [self parse];
2165 @synchronized (database_) {
2166     return parsed_->architecture_.empty() ? [NSNull null] : (id) parsed_->architecture_;
2167 } }
2168
2169 - (NSString *) getField:(NSString *)name {
2170 @synchronized (database_) {
2171     if ([database_ era] != era_ || file_.end())
2172         return nil;
2173
2174     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2175
2176     const char *start, *end;
2177     if (!parser.Find([name UTF8String], start, end))
2178         return (NSString *) [NSNull null];
2179
2180     return [NSString stringWithString:[(NSString *) CYStringCreate(start, end - start) autorelease]];
2181 } }
2182
2183 - (NSString *) getRecord {
2184 @synchronized (database_) {
2185     if ([database_ era] != era_ || file_.end())
2186         return nil;
2187
2188     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2189
2190     const char *start, *end;
2191     parser.GetRec(start, end);
2192
2193     return [NSString stringWithString:[(NSString *) CYStringCreate(start, end - start) autorelease]];
2194 } }
2195
2196 - (void) parse {
2197     if (parsed_ != NULL)
2198         return;
2199 @synchronized (database_) {
2200     if ([database_ era] != era_ || file_.end())
2201         return;
2202
2203     ParsedPackage *parsed(new ParsedPackage);
2204     parsed_ = parsed;
2205
2206     _profile(Package$parse)
2207         pkgRecords::Parser *parser;
2208
2209         _profile(Package$parse$Lookup)
2210             parser = &[database_ records]->Lookup(file_);
2211         _end
2212
2213         CYString bugs;
2214         CYString website;
2215
2216         _profile(Package$parse$Find)
2217             struct {
2218                 const char *name_;
2219                 CYString *value_;
2220             } names[] = {
2221                 {"architecture", &parsed->architecture_},
2222                 {"icon", &parsed->icon_},
2223                 {"depiction", &parsed->depiction_},
2224                 {"homepage", &parsed->homepage_},
2225                 {"website", &website},
2226                 {"bugs", &bugs},
2227                 {"support", &parsed->support_},
2228                 {"author", &parsed->author_},
2229                 {"md5sum", &parsed->md5sum_},
2230             };
2231
2232             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
2233                 const char *start, *end;
2234
2235                 if (parser->Find(names[i].name_, start, end)) {
2236                     CYString &value(*names[i].value_);
2237                     _profile(Package$parse$Value)
2238                         value.set(pool_, start, end - start);
2239                     _end
2240                 }
2241             }
2242         _end
2243
2244         _profile(Package$parse$Tagline)
2245             const char *start, *end;
2246             if (parser->ShortDesc(start, end)) {
2247                 const char *stop(reinterpret_cast<const char *>(memchr(start, '\n', end - start)));
2248                 if (stop == NULL)
2249                     stop = end;
2250                 while (stop != start && stop[-1] == '\r')
2251                     --stop;
2252                 parsed->tagline_.set(pool_, start, stop - start);
2253             }
2254         _end
2255
2256         _profile(Package$parse$Retain)
2257             if (parsed->homepage_.empty())
2258                 parsed->homepage_ = website;
2259             if (parsed->homepage_ == parsed->depiction_)
2260                 parsed->homepage_.clear();
2261             if (parsed->support_.empty())
2262                 parsed->support_ = bugs;
2263         _end
2264     _end
2265 } }
2266
2267 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2268     if ((self = [super init]) != nil) {
2269     _profile(Package$initWithVersion)
2270         if (pool == NULL)
2271             apr_pool_create(&pool_, NULL);
2272         else {
2273             pool_ = pool;
2274             pooled_ = true;
2275         }
2276
2277         database_ = database;
2278         era_ = [database era];
2279
2280         version_ = version;
2281
2282         pkgCache::PkgIterator iterator(version.ParentPkg());
2283         iterator_ = iterator;
2284
2285         _profile(Package$initWithVersion$Version)
2286             if (!version_.end())
2287                 file_ = version_.FileList();
2288             else {
2289                 pkgCache &cache([database_ cache]);
2290                 file_ = pkgCache::VerFileIterator(cache, cache.VerFileP);
2291             }
2292         _end
2293
2294         _profile(Package$initWithVersion$Cache)
2295             name_.set(NULL, iterator.Display());
2296
2297             latest_.set(NULL, StripVersion_(version_.VerStr()));
2298
2299             pkgCache::VerIterator current(iterator.CurrentVer());
2300             if (!current.end())
2301                 installed_.set(NULL, StripVersion_(current.VerStr()));
2302         _end
2303
2304         _profile(Package$initWithVersion$Tags)
2305             pkgCache::TagIterator tag(iterator.TagList());
2306             if (!tag.end()) {
2307                 tags_ = [NSMutableArray arrayWithCapacity:8];
2308
2309                 goto tag; for (; !tag.end(); ++tag) tag: {
2310                     const char *name(tag.Name());
2311                     NSString *string((NSString *) CYStringCreate(name));
2312                     if (string == nil)
2313                         continue;
2314
2315                     [tags_ addObject:[string autorelease]];
2316
2317                     if (role_ == 0 && strncmp(name, "role::", 6) == 0 /*&& strcmp(name, "role::leaper") != 0*/) {
2318                         if (strcmp(name + 6, "enduser") == 0)
2319                             role_ = 1;
2320                         else if (strcmp(name + 6, "hacker") == 0)
2321                             role_ = 2;
2322                         else if (strcmp(name + 6, "developer") == 0)
2323                             role_ = 3;
2324                         else if (strcmp(name + 6, "cydia") == 0)
2325                             role_ = 7;
2326                         else
2327                             role_ = 4;
2328                     }
2329
2330                     if (strncmp(name, "cydia::", 7) == 0) {
2331                         if (strcmp(name + 7, "essential") == 0)
2332                             essential_ = true;
2333                         else if (strcmp(name + 7, "obsolete") == 0)
2334                             obsolete_ = true;
2335                     }
2336                 }
2337             }
2338         _end
2339
2340         _profile(Package$initWithVersion$Metadata)
2341             const char *mixed(iterator.Name());
2342             size_t size(strlen(mixed));
2343             char lower[size + 1];
2344
2345             for (size_t i(0); i != size; ++i)
2346                 lower[i] = mixed[i] | 0x20;
2347             lower[size] = '\0';
2348
2349             PackageValue *metadata(PackageFind(lower, size));
2350             metadata_ = metadata;
2351
2352             id_.set(NULL, metadata->name_, size);
2353
2354             const char *latest(version_.VerStr());
2355             size_t length(strlen(latest));
2356
2357             uint16_t vhash(hashlittle(latest, length));
2358
2359             size_t capped(std::min<size_t>(8, length));
2360             latest = latest + length - capped;
2361
2362             if (metadata->first_ == 0)
2363                 metadata->first_ = now_;
2364
2365             if (metadata->vhash_ != vhash || strncmp(metadata->version_, latest, sizeof(metadata->version_)) != 0) {
2366                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
2367                 metadata->vhash_ = vhash;
2368                 metadata->last_ = now_;
2369             } else if (metadata->last_ == 0)
2370                 metadata->last_ = metadata->first_;
2371         _end
2372
2373         _profile(Package$initWithVersion$Section)
2374             section_ = version_.Section();
2375         _end
2376
2377         _profile(Package$initWithVersion$Flags)
2378             essential_ |= ((iterator->Flags & pkgCache::Flag::Essential) == 0 ? NO : YES);
2379             ignored_ = iterator->SelectedState == pkgCache::State::Hold;
2380         _end
2381     _end } return self;
2382 }
2383
2384 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2385     pkgCache::VerIterator version;
2386
2387     _profile(Package$packageWithIterator$GetCandidateVer)
2388         version = [database policy]->GetCandidateVer(iterator);
2389     _end
2390
2391     if (version.end())
2392         return nil;
2393
2394     Package *package;
2395
2396     _profile(Package$packageWithIterator$Allocate)
2397         package = [Package allocWithZone:zone];
2398     _end
2399
2400     _profile(Package$packageWithIterator$Initialize)
2401         package = [package
2402             initWithVersion:version
2403             withZone:zone
2404             inPool:pool
2405             database:database
2406         ];
2407     _end
2408
2409     _profile(Package$packageWithIterator$Autorelease)
2410         package = [package autorelease];
2411     _end
2412
2413     return package;
2414 }
2415
2416 - (pkgCache::PkgIterator) iterator {
2417     return iterator_;
2418 }
2419
2420 - (NSString *) section {
2421     if (section$_ == nil) {
2422         if (section_ == NULL)
2423             return nil;
2424
2425         _profile(Package$section$mappedSectionForPointer)
2426             section$_ = [database_ mappedSectionForPointer:section_];
2427         _end
2428     } return section$_;
2429 }
2430
2431 - (NSString *) simpleSection {
2432     if (NSString *section = [self section])
2433         return Simplify(section);
2434     else
2435         return nil;
2436 }
2437
2438 - (NSString *) longSection {
2439     return LocalizeSection([self section]);
2440 }
2441
2442 - (NSString *) shortSection {
2443     return [[NSBundle mainBundle] localizedStringForKey:[self simpleSection] value:nil table:@"Sections"];
2444 }
2445
2446 - (NSString *) uri {
2447     return nil;
2448 #if 0
2449     pkgIndexFile *index;
2450     pkgCache::PkgFileIterator file(file_.File());
2451     if (![database_ list].FindIndex(file, index))
2452         return nil;
2453     return [NSString stringWithUTF8String:iterator_->Path];
2454     //return [NSString stringWithUTF8String:file.Site()];
2455     //return [NSString stringWithUTF8String:index->ArchiveURI(file.FileName()).c_str()];
2456 #endif
2457 }
2458
2459 - (MIMEAddress *) maintainer {
2460 @synchronized (database_) {
2461     if ([database_ era] != era_ || file_.end())
2462         return nil;
2463
2464     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2465     const std::string &maintainer(parser->Maintainer());
2466     return maintainer.empty() ? nil : [MIMEAddress addressWithString:[NSString stringWithUTF8String:maintainer.c_str()]];
2467 } }
2468
2469 - (NSString *) md5sum {
2470     return parsed_ == NULL ? nil : (id) parsed_->md5sum_;
2471 }
2472
2473 - (size_t) size {
2474 @synchronized (database_) {
2475     if ([database_ era] != era_ || version_.end())
2476         return 0;
2477
2478     return version_->InstalledSize;
2479 } }
2480
2481 - (NSString *) longDescription {
2482 @synchronized (database_) {
2483     if ([database_ era] != era_ || file_.end())
2484         return nil;
2485
2486     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2487     NSString *description([NSString stringWithUTF8String:parser->LongDesc().c_str()]);
2488
2489     NSArray *lines = [description componentsSeparatedByString:@"\n"];
2490     NSMutableArray *trimmed = [NSMutableArray arrayWithCapacity:([lines count] - 1)];
2491     if ([lines count] < 2)
2492         return nil;
2493
2494     NSCharacterSet *whitespace = [NSCharacterSet whitespaceCharacterSet];
2495     for (size_t i(1), e([lines count]); i != e; ++i) {
2496         NSString *trim = [[lines objectAtIndex:i] stringByTrimmingCharactersInSet:whitespace];
2497         [trimmed addObject:trim];
2498     }
2499
2500     return [trimmed componentsJoinedByString:@"\n"];
2501 } }
2502
2503 - (NSString *) shortDescription {
2504     if (parsed_ != NULL)
2505         return static_cast<NSString *>(parsed_->tagline_);
2506
2507 @synchronized (database_) {
2508     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2509
2510     const char *start, *end;
2511     if (!parser.ShortDesc(start, end))
2512         return nil;
2513
2514     if (end - start > 200)
2515         end = start + 200;
2516
2517     /*
2518     if (const char *stop = reinterpret_cast<const char *>(memchr(start, '\n', end - start)))
2519         end = stop;
2520
2521     while (end != start && end[-1] == '\r')
2522         --end;
2523     */
2524
2525     return [(id) CYStringCreate(start, end - start) autorelease];
2526 } }
2527
2528 - (unichar) index {
2529     _profile(Package$index)
2530         CFStringRef name((CFStringRef) [self name]);
2531         if (CFStringGetLength(name) == 0)
2532             return '#';
2533         UniChar character(CFStringGetCharacterAtIndex(name, 0));
2534         if (!CFUniCharIsMemberOf(character, kCFUniCharLetterCharacterSet))
2535             return '#';
2536         return toupper(character);
2537     _end
2538 }
2539
2540 - (PackageValue *) metadata {
2541     return metadata_;
2542 }
2543
2544 - (time_t) seen {
2545     PackageValue *metadata([self metadata]);
2546     return metadata->subscribed_ ? metadata->last_ : metadata->first_;
2547 }
2548
2549 - (bool) subscribed {
2550     return [self metadata]->subscribed_;
2551 }
2552
2553 - (bool) setSubscribed:(bool)subscribed {
2554     PackageValue *metadata([self metadata]);
2555     if (metadata->subscribed_ == subscribed)
2556         return false;
2557     metadata->subscribed_ = subscribed;
2558     return true;
2559 }
2560
2561 - (BOOL) ignored {
2562     return ignored_;
2563 }
2564
2565 - (NSString *) latest {
2566     return latest_;
2567 }
2568
2569 - (NSString *) installed {
2570     return installed_;
2571 }
2572
2573 - (BOOL) uninstalled {
2574     return installed_.empty();
2575 }
2576
2577 - (BOOL) valid {
2578     return !version_.end();
2579 }
2580
2581 - (BOOL) upgradableAndEssential:(BOOL)essential {
2582     _profile(Package$upgradableAndEssential)
2583         pkgCache::VerIterator current(iterator_.CurrentVer());
2584         if (current.end())
2585             return essential && essential_;
2586         else
2587             return !version_.end() && version_ != current;
2588     _end
2589 }
2590
2591 - (BOOL) essential {
2592     return essential_;
2593 }
2594
2595 - (BOOL) broken {
2596     return [database_ cache][iterator_].InstBroken();
2597 }
2598
2599 - (BOOL) unfiltered {
2600     _profile(Package$unfiltered$obsolete)
2601         if (_unlikely(obsolete_))
2602             return false;
2603     _end
2604
2605     _profile(Package$unfiltered$hasSupportingRole)
2606         if (_unlikely(![self hasSupportingRole]))
2607             return false;
2608     _end
2609
2610     return true;
2611 }
2612
2613 - (BOOL) visible {
2614     if (![self unfiltered])
2615         return false;
2616
2617     NSString *section;
2618
2619     _profile(Package$visible$section)
2620         section = [self section];
2621     _end
2622
2623     _profile(Package$visible$isSectionVisible)
2624         if (!isSectionVisible(section))
2625             return false;
2626     _end
2627
2628     return true;
2629 }
2630
2631 - (BOOL) half {
2632     unsigned char current(iterator_->CurrentState);
2633     return current == pkgCache::State::HalfConfigured || current == pkgCache::State::HalfInstalled;
2634 }
2635
2636 - (BOOL) halfConfigured {
2637     return iterator_->CurrentState == pkgCache::State::HalfConfigured;
2638 }
2639
2640 - (BOOL) halfInstalled {
2641     return iterator_->CurrentState == pkgCache::State::HalfInstalled;
2642 }
2643
2644 - (BOOL) hasMode {
2645 @synchronized (database_) {
2646     if ([database_ era] != era_ || iterator_.end())
2647         return nil;
2648
2649     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2650     return state.Mode != pkgDepCache::ModeKeep;
2651 } }
2652
2653 - (NSString *) mode {
2654 @synchronized (database_) {
2655     if ([database_ era] != era_ || iterator_.end())
2656         return nil;
2657
2658     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2659
2660     switch (state.Mode) {
2661         case pkgDepCache::ModeDelete:
2662             if ((state.iFlags & pkgDepCache::Purge) != 0)
2663                 return @"PURGE";
2664             else
2665                 return @"REMOVE";
2666         case pkgDepCache::ModeKeep:
2667             if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2668                 return @"REINSTALL";
2669             /*else if ((state.iFlags & pkgDepCache::AutoKept) != 0)
2670                 return nil;*/
2671             else
2672                 return nil;
2673         case pkgDepCache::ModeInstall:
2674             /*if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2675                 return @"REINSTALL";
2676             else*/ switch (state.Status) {
2677                 case -1:
2678                     return @"DOWNGRADE";
2679                 case 0:
2680                     return @"INSTALL";
2681                 case 1:
2682                     return @"UPGRADE";
2683                 case 2:
2684                     return @"NEW_INSTALL";
2685                 _nodefault
2686             }
2687         _nodefault
2688     }
2689 } }
2690
2691 - (NSString *) id {
2692     return id_;
2693 }
2694
2695 - (NSString *) name {
2696     return name_.empty() ? id_ : name_;
2697 }
2698
2699 - (UIImage *) icon {
2700     NSString *section = [self simpleSection];
2701
2702     UIImage *icon(nil);
2703     if (parsed_ != NULL)
2704         if (NSString *href = parsed_->icon_)
2705             if ([href hasPrefix:@"file:///"])
2706                 icon = [UIImage imageAtPath:[[href substringFromIndex:7] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
2707     if (icon == nil) if (section != nil)
2708         icon = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, [section stringByReplacingOccurrencesOfString:@" " withString:@"_"]]];
2709     if (icon == nil) if (Source *source = [self source]) if (NSString *dicon = [source defaultIcon])
2710         if ([dicon hasPrefix:@"file:///"])
2711             icon = [UIImage imageAtPath:[[dicon substringFromIndex:7] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
2712     if (icon == nil)
2713         icon = [UIImage applicationImageNamed:@"unknown.png"];
2714     return icon;
2715 }
2716
2717 - (NSString *) homepage {
2718     return parsed_ == NULL ? nil : static_cast<NSString *>(parsed_->homepage_);
2719 }
2720
2721 - (NSString *) depiction {
2722     return parsed_ != NULL && !parsed_->depiction_.empty() ? parsed_->depiction_ : [[self source] depictionForPackage:id_];
2723 }
2724
2725 - (MIMEAddress *) author {
2726     return parsed_ == NULL || parsed_->author_.empty() ? nil : [MIMEAddress addressWithString:parsed_->author_];
2727 }
2728
2729 - (NSString *) support {
2730     return parsed_ != NULL && !parsed_->support_.empty() ? parsed_->support_ : [[self source] supportForPackage:id_];
2731 }
2732
2733 - (NSArray *) files {
2734     NSString *path = [NSString stringWithFormat:@"/var/lib/dpkg/info/%@.list", static_cast<NSString *>(id_)];
2735     NSMutableArray *files = [NSMutableArray arrayWithCapacity:128];
2736
2737     std::ifstream fin;
2738     fin.open([path UTF8String]);
2739     if (!fin.is_open())
2740         return nil;
2741
2742     std::string line;
2743     while (std::getline(fin, line))
2744         [files addObject:[NSString stringWithUTF8String:line.c_str()]];
2745
2746     return files;
2747 }
2748
2749 - (NSString *) state {
2750 @synchronized (database_) {
2751     if ([database_ era] != era_ || file_.end())
2752         return nil;
2753
2754     switch (iterator_->CurrentState) {
2755         case pkgCache::State::NotInstalled:
2756             return @"NotInstalled";
2757         case pkgCache::State::UnPacked:
2758             return @"UnPacked";
2759         case pkgCache::State::HalfConfigured:
2760             return @"HalfConfigured";
2761         case pkgCache::State::HalfInstalled:
2762             return @"HalfInstalled";
2763         case pkgCache::State::ConfigFiles:
2764             return @"ConfigFiles";
2765         case pkgCache::State::Installed:
2766             return @"Installed";
2767         case pkgCache::State::TriggersAwaited:
2768             return @"TriggersAwaited";
2769         case pkgCache::State::TriggersPending:
2770             return @"TriggersPending";
2771     }
2772
2773     return (NSString *) [NSNull null];
2774 } }
2775
2776 - (NSString *) selection {
2777 @synchronized (database_) {
2778     if ([database_ era] != era_ || file_.end())
2779         return nil;
2780
2781     switch (iterator_->SelectedState) {
2782         case pkgCache::State::Unknown:
2783             return @"Unknown";
2784         case pkgCache::State::Install:
2785             return @"Install";
2786         case pkgCache::State::Hold:
2787             return @"Hold";
2788         case pkgCache::State::DeInstall:
2789             return @"DeInstall";
2790         case pkgCache::State::Purge:
2791             return @"Purge";
2792     }
2793
2794     return (NSString *) [NSNull null];
2795 } }
2796
2797 - (NSArray *) warnings {
2798     NSMutableArray *warnings([NSMutableArray arrayWithCapacity:4]);
2799     const char *name(iterator_.Name());
2800
2801     size_t length(strlen(name));
2802     if (length < 2) invalid:
2803         [warnings addObject:UCLocalize("ILLEGAL_PACKAGE_IDENTIFIER")];
2804     else for (size_t i(0); i != length; ++i)
2805         if (
2806             /* XXX: technically this is not allowed */
2807             (name[i] < 'A' || name[i] > 'Z') &&
2808             (name[i] < 'a' || name[i] > 'z') &&
2809             (name[i] < '0' || name[i] > '9') &&
2810             (i == 0 || name[i] != '+' && name[i] != '-' && name[i] != '.')
2811         ) goto invalid;
2812
2813     if (strcmp(name, "cydia") != 0) {
2814         bool cydia = false;
2815         bool user = false;
2816         bool _private = false;
2817         bool stash = false;
2818
2819         bool repository = [[self section] isEqualToString:@"Repositories"];
2820
2821         if (NSArray *files = [self files])
2822             for (NSString *file in files)
2823                 if (!cydia && [file isEqualToString:@"/Applications/Cydia.app"])
2824                     cydia = true;
2825                 else if (!user && [file isEqualToString:@"/User"])
2826                     user = true;
2827                 else if (!_private && [file isEqualToString:@"/private"])
2828                     _private = true;
2829                 else if (!stash && [file isEqualToString:@"/var/stash"])
2830                     stash = true;
2831
2832         /* XXX: this is not sensitive enough. only some folders are valid. */
2833         if (cydia && !repository)
2834             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"Cydia.app"]];
2835         if (user)
2836             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/User"]];
2837         if (_private)
2838             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/private"]];
2839         if (stash)
2840             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/var/stash"]];
2841     }
2842
2843     return [warnings count] == 0 ? nil : warnings;
2844 }
2845
2846 - (NSArray *) applications {
2847     NSString *me([[NSBundle mainBundle] bundleIdentifier]);
2848
2849     NSMutableArray *applications([NSMutableArray arrayWithCapacity:2]);
2850
2851     static Pcre application_r("^/Applications/(.*)\\.app/Info.plist$");
2852     if (NSArray *files = [self files])
2853         for (NSString *file in files)
2854             if (application_r(file)) {
2855                 NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:file]);
2856                 NSString *id([info objectForKey:@"CFBundleIdentifier"]);
2857                 if ([id isEqualToString:me])
2858                     continue;
2859
2860                 NSString *display([info objectForKey:@"CFBundleDisplayName"]);
2861                 if (display == nil)
2862                     display = application_r[1];
2863
2864                 NSString *bundle([file stringByDeletingLastPathComponent]);
2865                 NSString *icon([info objectForKey:@"CFBundleIconFile"]);
2866                 // XXX: maybe this should check if this is really a string, not just for length
2867                 if (icon == nil || ![icon respondsToSelector:@selector(length)] || [icon length] == 0)
2868                     icon = @"icon.png";
2869                 NSURL *url([NSURL fileURLWithPath:[bundle stringByAppendingPathComponent:icon]]);
2870
2871                 NSMutableArray *application([NSMutableArray arrayWithCapacity:2]);
2872                 [applications addObject:application];
2873
2874                 [application addObject:id];
2875                 [application addObject:display];
2876                 [application addObject:url];
2877             }
2878
2879     return [applications count] == 0 ? nil : applications;
2880 }
2881
2882 - (Source *) source {
2883     if (source_ == nil) {
2884         @synchronized (database_) {
2885             if ([database_ era] != era_ || file_.end())
2886                 source_ = (Source *) [NSNull null];
2887             else
2888                 source_ = [database_ getSource:file_.File()] ?: (Source *) [NSNull null];
2889         }
2890     }
2891
2892     return source_ == (Source *) [NSNull null] ? nil : source_;
2893 }
2894
2895 - (uint32_t) rank {
2896     return rank_;
2897 }
2898
2899 - (BOOL) matches:(NSArray *)query {
2900     if (query == nil || [query count] == 0)
2901         return NO;
2902
2903     rank_ = 0;
2904
2905     NSString *string;
2906     NSRange range;
2907     NSUInteger length;
2908
2909     string = [self name];
2910     length = [string length];
2911
2912     for (NSString *term in query) {
2913         range = [string rangeOfString:term options:MatchCompareOptions_];
2914         if (range.location != NSNotFound)
2915             rank_ -= 6 * 1000000 / length;
2916     }
2917
2918     if (rank_ == 0) {
2919         string = [self id];
2920         length = [string length];
2921
2922         for (NSString *term in query) {
2923             range = [string rangeOfString:term options:MatchCompareOptions_];
2924             if (range.location != NSNotFound)
2925                 rank_ -= 6 * 1000000 / length;
2926         }
2927     }
2928
2929     string = [self shortDescription];
2930     length = [string length];
2931     NSUInteger stop(std::min<NSUInteger>(length, 200));
2932
2933     for (NSString *term in query) {
2934         range = [string rangeOfString:term options:MatchCompareOptions_ range:NSMakeRange(0, stop)];
2935         if (range.location != NSNotFound)
2936             rank_ -= 2 * 100000;
2937     }
2938
2939     return rank_ != 0;
2940 }
2941
2942 - (bool) hasSupportingRole {
2943     if (role_ == 0)
2944         return true;
2945     if (role_ == 1)
2946         return true;
2947     if ([Role_ isEqualToString:@"User"])
2948         return false;
2949     if (role_ == 2)
2950         return true;
2951     if ([Role_ isEqualToString:@"Hacker"])
2952         return false;
2953     if (role_ == 3)
2954         return true;
2955     if ([Role_ isEqualToString:@"Developer"])
2956         return false;
2957     _assert(false);
2958 }
2959
2960 - (NSArray *) tags {
2961     return tags_;
2962 }
2963
2964 - (BOOL) hasTag:(NSString *)tag {
2965     return tags_ == nil ? NO : [tags_ containsObject:tag];
2966 }
2967
2968 - (NSString *) primaryPurpose {
2969     for (NSString *tag in (NSArray *) tags_)
2970         if ([tag hasPrefix:@"purpose::"])
2971             return [tag substringFromIndex:9];
2972     return nil;
2973 }
2974
2975 - (NSArray *) purposes {
2976     NSMutableArray *purposes([NSMutableArray arrayWithCapacity:2]);
2977     for (NSString *tag in (NSArray *) tags_)
2978         if ([tag hasPrefix:@"purpose::"])
2979             [purposes addObject:[tag substringFromIndex:9]];
2980     return [purposes count] == 0 ? nil : purposes;
2981 }
2982
2983 - (bool) isCommercial {
2984     return [self hasTag:@"cydia::commercial"];
2985 }
2986
2987 - (void) setIndex:(size_t)index {
2988     if (metadata_->index_ != index)
2989         metadata_->index_ = index;
2990 }
2991
2992 - (CYString &) cyname {
2993     return name_.empty() ? id_ : name_;
2994 }
2995
2996 - (uint32_t) compareBySection:(NSArray *)sections {
2997     NSString *section([self section]);
2998     for (size_t i(0), e([sections count]); i != e; ++i) {
2999         if ([section isEqualToString:[[sections objectAtIndex:i] name]])
3000             return i;
3001     }
3002
3003     return _not(uint32_t);
3004 }
3005
3006 - (void) clear {
3007 @synchronized (database_) {
3008     pkgProblemResolver *resolver = [database_ resolver];
3009     resolver->Clear(iterator_);
3010
3011     pkgCacheFile &cache([database_ cache]);
3012     cache->SetReInstall(iterator_, false);
3013     cache->MarkKeep(iterator_, false);
3014 } }
3015
3016 - (void) install {
3017 @synchronized (database_) {
3018     pkgProblemResolver *resolver = [database_ resolver];
3019     resolver->Clear(iterator_);
3020     resolver->Protect(iterator_);
3021
3022     pkgCacheFile &cache([database_ cache]);
3023     cache->SetReInstall(iterator_, false);
3024     cache->MarkInstall(iterator_, false);
3025
3026     pkgDepCache::StateCache &state((*cache)[iterator_]);
3027     if (!state.Install())
3028         cache->SetReInstall(iterator_, true);
3029 } }
3030
3031 - (void) remove {
3032 @synchronized (database_) {
3033     pkgProblemResolver *resolver = [database_ resolver];
3034     resolver->Clear(iterator_);
3035     resolver->Remove(iterator_);
3036     resolver->Protect(iterator_);
3037
3038     pkgCacheFile &cache([database_ cache]);
3039     cache->SetReInstall(iterator_, false);
3040     cache->MarkDelete(iterator_, true);
3041 } }
3042
3043 - (bool) isUnfilteredAndSearchedForBy:(NSArray *)query {
3044     _profile(Package$isUnfilteredAndSearchedForBy)
3045         bool value(true);
3046
3047         _profile(Package$isUnfilteredAndSearchedForBy$Unfiltered)
3048             value &= [self unfiltered];
3049         _end
3050
3051         _profile(Package$isUnfilteredAndSearchedForBy$Match)
3052             value &= [self matches:query];
3053         _end
3054
3055         return value;
3056     _end
3057 }
3058
3059 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search {
3060     if ([search length] == 0)
3061         return false;
3062
3063     _profile(Package$isUnfilteredAndSelectedForBy)
3064         bool value(true);
3065
3066         _profile(Package$isUnfilteredAndSelectedForBy$Unfiltered)
3067             value &= [self unfiltered];
3068         _end
3069
3070         _profile(Package$isUnfilteredAndSelectedForBy$Match)
3071             value &= [[self name] compare:search options:MatchCompareOptions_ range:NSMakeRange(0, [search length])] == NSOrderedSame;
3072         _end
3073
3074         return value;
3075     _end
3076 }
3077
3078 - (bool) isInstalledAndUnfiltered:(NSNumber *)number {
3079     return ![self uninstalled] && (![number boolValue] && role_ != 7 || [self unfiltered]);
3080 }
3081
3082 - (bool) isVisibleInSection:(NSString *)name source:(Source *)source {
3083     NSString *section([self section]);
3084
3085     return (
3086         name == nil ||
3087         section == nil && [name length] == 0 ||
3088         [name isEqualToString:section]
3089     ) && (
3090         source == nil ||
3091         [self source] == source
3092     ) && [self visible];
3093 }
3094
3095 - (bool) isVisibleInSource:(Source *)source {
3096     return [self source] == source && [self visible];
3097 }
3098
3099 @end
3100 /* }}} */
3101 /* Section Class {{{ */
3102 @interface Section : NSObject {
3103     _H<NSString> name_;
3104     unichar index_;
3105     size_t row_;
3106     size_t count_;
3107     _H<NSString> localized_;
3108 }
3109
3110 - (NSComparisonResult) compareByLocalized:(Section *)section;
3111 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized;
3112 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize;
3113 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize;
3114 - (Section *) initWithIndex:(unichar)index row:(size_t)row;
3115 - (NSString *) name;
3116 - (unichar) index;
3117
3118 - (size_t) row;
3119 - (size_t) count;
3120
3121 - (void) addToRow;
3122 - (void) addToCount;
3123
3124 - (void) setCount:(size_t)count;
3125 - (NSString *) localized;
3126
3127 @end
3128
3129 @implementation Section
3130
3131 - (NSComparisonResult) compareByLocalized:(Section *)section {
3132     NSString *lhs(localized_);
3133     NSString *rhs([section localized]);
3134
3135     /*if ([lhs length] != 0 && [rhs length] != 0) {
3136         unichar lhc = [lhs characterAtIndex:0];
3137         unichar rhc = [rhs characterAtIndex:0];
3138
3139         if (isalpha(lhc) && !isalpha(rhc))
3140             return NSOrderedAscending;
3141         else if (!isalpha(lhc) && isalpha(rhc))
3142             return NSOrderedDescending;
3143     }*/
3144
3145     return [lhs compare:rhs options:LaxCompareOptions_];
3146 }
3147
3148 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized {
3149     if ((self = [self initWithName:name localize:NO]) != nil) {
3150         if (localized != nil)
3151             localized_ = localized;
3152     } return self;
3153 }
3154
3155 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize {
3156     return [self initWithName:name row:0 localize:localize];
3157 }
3158
3159 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize {
3160     if ((self = [super init]) != nil) {
3161         name_ = name;
3162         index_ = '\0';
3163         row_ = row;
3164         if (localize)
3165             localized_ = LocalizeSection(name_);
3166     } return self;
3167 }
3168
3169 /* XXX: localize the index thingees */
3170 - (Section *) initWithIndex:(unichar)index row:(size_t)row {
3171     if ((self = [super init]) != nil) {
3172         name_ = [NSString stringWithCharacters:&index length:1];
3173         index_ = index;
3174         row_ = row;
3175     } return self;
3176 }
3177
3178 - (NSString *) name {
3179     return name_;
3180 }
3181
3182 - (unichar) index {
3183     return index_;
3184 }
3185
3186 - (size_t) row {
3187     return row_;
3188 }
3189
3190 - (size_t) count {
3191     return count_;
3192 }
3193
3194 - (void) addToRow {
3195     ++row_;
3196 }
3197
3198 - (void) addToCount {
3199     ++count_;
3200 }
3201
3202 - (void) setCount:(size_t)count {
3203     count_ = count;
3204 }
3205
3206 - (NSString *) localized {
3207     return localized_;
3208 }
3209
3210 @end
3211 /* }}} */
3212
3213 class CydiaLogCleaner :
3214     public pkgArchiveCleaner
3215 {
3216   protected:
3217     virtual void Erase(const char *File, std::string Pkg, std::string Ver, struct stat &St) {
3218         unlink(File);
3219     }
3220 };
3221
3222 /* Database Implementation {{{ */
3223 @implementation Database
3224
3225 + (Database *) sharedInstance {
3226     static _H<Database> instance;
3227     if (instance == nil)
3228         instance = [[[Database alloc] init] autorelease];
3229     return instance;
3230 }
3231
3232 - (unsigned) era {
3233     return era_;
3234 }
3235
3236 - (void) releasePackages {
3237     CFArrayApplyFunction(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFArrayApplierFunction>(&CFRelease), NULL);
3238     CFArrayRemoveAllValues(packages_);
3239 }
3240
3241 - (void) dealloc {
3242     // XXX: actually implement this thing
3243     _assert(false);
3244     [self releasePackages];
3245     apr_pool_destroy(pool_);
3246     NSRecycleZone(zone_);
3247     [super dealloc];
3248 }
3249
3250 - (void) _readCydia:(NSNumber *)fd {
3251     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3252     std::istream is(&ib);
3253     std::string line;
3254
3255     static Pcre finish_r("^finish:([^:]*)$");
3256
3257     while (std::getline(is, line)) {
3258         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3259
3260         const char *data(line.c_str());
3261         size_t size = line.size();
3262         lprintf("C:%s\n", data);
3263
3264         if (finish_r(data, size)) {
3265             NSString *finish = finish_r[1];
3266             int index = [Finishes_ indexOfObject:finish];
3267             if (index != INT_MAX && index > Finish_)
3268                 Finish_ = index;
3269         }
3270
3271         [pool release];
3272     }
3273
3274     _assume(false);
3275 }
3276
3277 - (void) _readStatus:(NSNumber *)fd {
3278     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3279     std::istream is(&ib);
3280     std::string line;
3281
3282     static Pcre conffile_r("^status: [^ ]* : conffile-prompt : (.*?) *$");
3283     static Pcre pmstatus_r("^([^:]*):([^:]*):([^:]*):(.*)$");
3284
3285     while (std::getline(is, line)) {
3286         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3287
3288         const char *data(line.c_str());
3289         size_t size(line.size());
3290         lprintf("S:%s\n", data);
3291
3292         if (conffile_r(data, size)) {
3293             // status: /fail : conffile-prompt : '/fail' '/fail.dpkg-new' 1 1
3294             [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:conffile_r[1] waitUntilDone:YES];
3295         } else if (strncmp(data, "status: ", 8) == 0) {
3296             // status: <package>: {unpacked,half-configured,installed}
3297             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 8)] ofType:kCydiaProgressEventTypeStatus]);
3298             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3299         } else if (strncmp(data, "processing: ", 12) == 0) {
3300             // processing: configure: config-test
3301             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 12)] ofType:kCydiaProgressEventTypeStatus]);
3302             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3303         } else if (pmstatus_r(data, size)) {
3304             std::string type([pmstatus_r[1] UTF8String]);
3305
3306             NSString *package = pmstatus_r[2];
3307             if ([package isEqualToString:@"dpkg-exec"])
3308                 package = nil;
3309
3310             float percent([pmstatus_r[3] floatValue]);
3311             [progress_ performSelectorOnMainThread:@selector(setProgressPercent:) withObject:[NSNumber numberWithFloat:(percent / 100)] waitUntilDone:YES];
3312
3313             NSString *string = pmstatus_r[4];
3314
3315             if (type == "pmerror") {
3316                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeError forPackage:package]);
3317                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3318             } else if (type == "pmstatus") {
3319                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeStatus forPackage:package]);
3320                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3321             } else if (type == "pmconffile")
3322                 [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:string waitUntilDone:YES];
3323             else
3324                 lprintf("E:unknown pmstatus\n");
3325         } else
3326             lprintf("E:unknown status\n");
3327
3328         [pool release];
3329     }
3330
3331     _assume(false);
3332 }
3333
3334 - (void) _readOutput:(NSNumber *)fd {
3335     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3336     std::istream is(&ib);
3337     std::string line;
3338
3339     while (std::getline(is, line)) {
3340         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3341
3342         lprintf("O:%s\n", line.c_str());
3343
3344         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:line.c_str()] ofType:kCydiaProgressEventTypeInformation]);
3345         [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3346
3347         [pool release];
3348     }
3349
3350     _assume(false);
3351 }
3352
3353 - (FILE *) input {
3354     return input_;
3355 }
3356
3357 - (Package *) packageWithName:(NSString *)name {
3358     if (name == nil)
3359         return nil;
3360 @synchronized (self) {
3361     if (static_cast<pkgDepCache *>(cache_) == NULL)
3362         return nil;
3363     pkgCache::PkgIterator iterator(cache_->FindPkg([name UTF8String]));
3364     return iterator.end() ? nil : [Package packageWithIterator:iterator withZone:NULL inPool:NULL database:self];
3365 } }
3366
3367 - (id) init {
3368     if ((self = [super init]) != nil) {
3369         policy_ = NULL;
3370         records_ = NULL;
3371         resolver_ = NULL;
3372         fetcher_ = NULL;
3373         lock_ = NULL;
3374
3375         zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3376         apr_pool_create(&pool_, NULL);
3377
3378         size_t capacity(MetaFile_->active_);
3379         if (capacity == 0)
3380             capacity = 16384;
3381         else
3382             capacity += 1024;
3383
3384         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, capacity, NULL);
3385         sourceList_ = [NSMutableArray arrayWithCapacity:16];
3386
3387         int fds[2];
3388
3389         _assert(pipe(fds) != -1);
3390         cydiafd_ = fds[1];
3391
3392         _config->Set("APT::Keep-Fds::", cydiafd_);
3393         setenv("CYDIA", [[[[NSNumber numberWithInt:cydiafd_] stringValue] stringByAppendingString:@" 1"] UTF8String], _not(int));
3394
3395         [NSThread
3396             detachNewThreadSelector:@selector(_readCydia:)
3397             toTarget:self
3398             withObject:[NSNumber numberWithInt:fds[0]]
3399         ];
3400
3401         _assert(pipe(fds) != -1);
3402         statusfd_ = fds[1];
3403
3404         [NSThread
3405             detachNewThreadSelector:@selector(_readStatus:)
3406             toTarget:self
3407             withObject:[NSNumber numberWithInt:fds[0]]
3408         ];
3409
3410         _assert(pipe(fds) != -1);
3411         _assert(dup2(fds[0], 0) != -1);
3412         _assert(close(fds[0]) != -1);
3413
3414         input_ = fdopen(fds[1], "a");
3415
3416         _assert(pipe(fds) != -1);
3417         _assert(dup2(fds[1], 1) != -1);
3418         _assert(close(fds[1]) != -1);
3419
3420         [NSThread
3421             detachNewThreadSelector:@selector(_readOutput:)
3422             toTarget:self
3423             withObject:[NSNumber numberWithInt:fds[0]]
3424         ];
3425     } return self;
3426 }
3427
3428 - (pkgCacheFile &) cache {
3429     return cache_;
3430 }
3431
3432 - (pkgDepCache::Policy *) policy {
3433     return policy_;
3434 }
3435
3436 - (pkgRecords *) records {
3437     return records_;
3438 }
3439
3440 - (pkgProblemResolver *) resolver {
3441     return resolver_;
3442 }
3443
3444 - (pkgAcquire &) fetcher {
3445     return *fetcher_;
3446 }
3447
3448 - (pkgSourceList &) list {
3449     return *list_;
3450 }
3451
3452 - (NSArray *) packages {
3453     return (NSArray *) packages_;
3454 }
3455
3456 - (NSArray *) sources {
3457     return sourceList_;
3458 }
3459
3460 - (Source *) sourceWithKey:(NSString *)key {
3461     for (Source *source in [self sources]) {
3462         if ([[source key] isEqualToString:key])
3463             return source;
3464     } return nil;
3465 }
3466
3467 - (bool) popErrorWithTitle:(NSString *)title {
3468     bool fatal(false);
3469
3470     while (!_error->empty()) {
3471         std::string error;
3472         bool warning(!_error->PopMessage(error));
3473         if (!warning)
3474             fatal = true;
3475
3476         for (;;) {
3477             size_t size(error.size());
3478             if (size == 0 || error[size - 1] != '\n')
3479                 break;
3480             error.resize(size - 1);
3481         }
3482
3483         lprintf("%c:[%s]\n", warning ? 'W' : 'E', error.c_str());
3484
3485         static Pcre no_pubkey("^GPG error:.* NO_PUBKEY .*$");
3486         if (warning && no_pubkey(error.c_str()))
3487             continue;
3488
3489         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3490     }
3491
3492     return fatal;
3493 }
3494
3495 - (bool) popErrorWithTitle:(NSString *)title forOperation:(bool)success {
3496     return [self popErrorWithTitle:title] || !success;
3497 }
3498
3499 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
3500 @synchronized (self) {
3501     ++era_;
3502
3503     [self releasePackages];
3504
3505     sourceMap_.clear();
3506     [sourceList_ removeAllObjects];
3507
3508     _error->Discard();
3509
3510     delete list_;
3511     list_ = NULL;
3512     manager_ = NULL;
3513     delete lock_;
3514     lock_ = NULL;
3515     delete fetcher_;
3516     fetcher_ = NULL;
3517     delete resolver_;
3518     resolver_ = NULL;
3519     delete records_;
3520     records_ = NULL;
3521     delete policy_;
3522     policy_ = NULL;
3523
3524     cache_.Close();
3525
3526     apr_pool_clear(pool_);
3527
3528     NSRecycleZone(zone_);
3529     zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3530
3531     int chk(creat("/tmp/cydia.chk", 0644));
3532     if (chk != -1)
3533         close(chk);
3534
3535     if (invocation != nil)
3536         [invocation invoke];
3537
3538     NSString *title(UCLocalize("DATABASE"));
3539
3540     list_ = new pkgSourceList();
3541     if ([self popErrorWithTitle:title forOperation:list_->ReadMainList()])
3542         return;
3543
3544     for (pkgSourceList::const_iterator source = list_->begin(); source != list_->end(); ++source) {
3545         Source *object([[[Source alloc] initWithMetaIndex:*source forDatabase:self inPool:pool_] autorelease]);
3546         [sourceList_ addObject:object];
3547     }
3548
3549     _trace();
3550     OpProgress progress;
3551   open:
3552     if (!cache_.Open(progress, true)) {
3553         // XXX: what if there are errors, but Open() == true? this should be merged with popError:
3554         while (!_error->empty()) {
3555             std::string error;
3556             bool warning(!_error->PopMessage(error));
3557
3558             lprintf("cache_.Open():[%s]\n", error.c_str());
3559
3560             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3561
3562             SEL repair(NULL);
3563             if (false);
3564             else if (error == "dpkg was interrupted, you must manually run 'dpkg --configure -a' to correct the problem. ")
3565                 repair = @selector(configure);
3566             //else if (error == "The package lists or status file could not be parsed or opened.")
3567             //    repair = @selector(update);
3568             // else if (error == "Could not get lock /var/lib/dpkg/lock - open (35 Resource temporarily unavailable)")
3569             // else if (error == "Could not open lock file /var/lib/dpkg/lock - open (13 Permission denied)")
3570             // else if (error == "Malformed Status line")
3571             // else if (error == "The list of sources could not be read.")
3572
3573             if (repair != NULL) {
3574                 _error->Discard();
3575                 [delegate_ repairWithSelector:repair];
3576                 goto open;
3577             }
3578         }
3579
3580         return;
3581     }
3582     _trace();
3583
3584     unlink("/tmp/cydia.chk");
3585
3586     now_ = [[NSDate date] timeIntervalSince1970];
3587
3588     policy_ = new pkgDepCache::Policy();
3589     records_ = new pkgRecords(cache_);
3590     resolver_ = new pkgProblemResolver(cache_);
3591     fetcher_ = new pkgAcquire(&status_);
3592     lock_ = NULL;
3593
3594     if (cache_->DelCount() != 0 || cache_->InstCount() != 0) {
3595         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("COUNTS_NONZERO_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3596         return;
3597     }
3598
3599     if ([self popErrorWithTitle:title forOperation:pkgApplyStatus(cache_)])
3600         return;
3601
3602     if (cache_->BrokenCount() != 0) {
3603         if ([self popErrorWithTitle:title forOperation:pkgFixBroken(cache_)])
3604             return;
3605
3606         if (cache_->BrokenCount() != 0) {
3607             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("STILL_BROKEN_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3608             return;
3609         }
3610
3611         if ([self popErrorWithTitle:title forOperation:pkgMinimizeUpgrade(cache_)])
3612             return;
3613     }
3614
3615     for (Source *object in (id) sourceList_) {
3616         metaIndex *source([object metaIndex]);
3617         std::vector<pkgIndexFile *> *indices = source->GetIndexFiles();
3618         for (std::vector<pkgIndexFile *>::const_iterator index = indices->begin(); index != indices->end(); ++index)
3619             // XXX: this could be more intelligent
3620             if (dynamic_cast<debPackagesIndex *>(*index) != NULL) {
3621                 pkgCache::PkgFileIterator cached((*index)->FindInCache(cache_));
3622                 if (!cached.end())
3623                     sourceMap_[cached->ID] = object;
3624             }
3625     }
3626
3627     {
3628         /*std::vector<Package *> packages;
3629         packages.reserve(std::max(10000U, [packages_ count] + 1000));
3630         packages_ = nil;*/
3631
3632         _trace();
3633
3634         for (pkgCache::PkgIterator iterator = cache_->PkgBegin(); !iterator.end(); ++iterator)
3635             if (Package *package = [Package packageWithIterator:iterator withZone:zone_ inPool:pool_ database:self])
3636                 //packages.push_back(package);
3637                 CFArrayAppendValue(packages_, CFRetain(package));
3638
3639         _trace();
3640
3641         /*if (packages.empty())
3642             packages_ = [[NSArray alloc] init];
3643         else
3644             packages_ = [[NSArray alloc] initWithObjects:&packages.front() count:packages.size()];
3645         _trace();*/
3646
3647         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(16)];
3648         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(4)];
3649         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(0)];
3650
3651         /*_trace();
3652         PrintTimes();
3653         _trace();*/
3654
3655         _trace();
3656
3657         /*if (!packages.empty())
3658             CFQSortArray(&packages.front(), packages.size(), sizeof(packages.front()), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare_), NULL);*/
3659         //std::sort(packages.begin(), packages.end(), PackageNameOrdering());
3660
3661         //CFArraySortValues((CFMutableArrayRef) packages_, CFRangeMake(0, [packages_ count]), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3662
3663         CFArrayInsertionSortValues(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3664
3665         //[packages_ sortUsingFunction:reinterpret_cast<NSComparisonResult (*)(id, id, void *)>(&PackageNameCompare) context:NULL];
3666
3667         _trace();
3668
3669         size_t count(CFArrayGetCount(packages_));
3670         MetaFile_->active_ = count;
3671
3672         for (size_t index(0); index != count; ++index)
3673             [(Package *) CFArrayGetValueAtIndex(packages_, index) setIndex:index];
3674
3675         _trace();
3676     }
3677 } }
3678
3679 - (void) clear {
3680 @synchronized (self) {
3681     delete resolver_;
3682     resolver_ = new pkgProblemResolver(cache_);
3683
3684     for (pkgCache::PkgIterator iterator(cache_->PkgBegin()); !iterator.end(); ++iterator)
3685         if (!cache_[iterator].Keep())
3686             cache_->MarkKeep(iterator, false);
3687         else if ((cache_[iterator].iFlags & pkgDepCache::ReInstall) != 0)
3688             cache_->SetReInstall(iterator, false);
3689 } }
3690
3691 - (void) configure {
3692     NSString *dpkg = [NSString stringWithFormat:@"dpkg --configure -a --status-fd %u", statusfd_];
3693     _trace();
3694     system([dpkg UTF8String]);
3695     _trace();
3696 }
3697
3698 - (bool) clean {
3699 @synchronized (self) {
3700     // XXX: I don't remember this condition
3701     if (lock_ != NULL)
3702         return false;
3703
3704     FileFd Lock;
3705     Lock.Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3706
3707     NSString *title(UCLocalize("CLEAN_ARCHIVES"));
3708
3709     if ([self popErrorWithTitle:title])
3710         return false;
3711
3712     pkgAcquire fetcher;
3713     fetcher.Clean(_config->FindDir("Dir::Cache::Archives"));
3714
3715     CydiaLogCleaner cleaner;
3716     if ([self popErrorWithTitle:title forOperation:cleaner.Go(_config->FindDir("Dir::Cache::Archives") + "partial/", cache_)])
3717         return false;
3718
3719     return true;
3720 } }
3721
3722 - (bool) prepare {
3723     fetcher_->Shutdown();
3724
3725     pkgRecords records(cache_);
3726
3727     lock_ = new FileFd();
3728     lock_->Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3729
3730     NSString *title(UCLocalize("PREPARE_ARCHIVES"));
3731
3732     if ([self popErrorWithTitle:title])
3733         return false;
3734
3735     pkgSourceList list;
3736     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3737         return false;
3738
3739     manager_ = (_system->CreatePM(cache_));
3740     if ([self popErrorWithTitle:title forOperation:manager_->GetArchives(fetcher_, &list, &records)])
3741         return false;
3742
3743     return true;
3744 }
3745
3746 - (void) perform {
3747     bool substrate(RestartSubstrate_);
3748     RestartSubstrate_ = false;
3749
3750     NSString *title(UCLocalize("PERFORM_SELECTIONS"));
3751
3752     NSMutableArray *before = [NSMutableArray arrayWithCapacity:16]; {
3753         pkgSourceList list;
3754         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3755             return;
3756         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3757             [before addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3758     }
3759
3760     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3761
3762     if (fetcher_->Run(PulseInterval_) != pkgAcquire::Continue) {
3763         _trace();
3764         [self popErrorWithTitle:title];
3765         return;
3766     }
3767
3768     bool failed = false;
3769     for (pkgAcquire::ItemIterator item = fetcher_->ItemsBegin(); item != fetcher_->ItemsEnd(); item++) {
3770         if ((*item)->Status == pkgAcquire::Item::StatDone && (*item)->Complete)
3771             continue;
3772         if ((*item)->Status == pkgAcquire::Item::StatIdle)
3773             continue;
3774
3775         std::string uri = (*item)->DescURI();
3776         std::string error = (*item)->ErrorText;
3777
3778         lprintf("pAf:%s:%s\n", uri.c_str(), error.c_str());
3779         failed = true;
3780
3781         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:kCydiaProgressEventTypeError]);
3782         [delegate_ addProgressEventOnMainThread:event forTask:title];
3783     }
3784
3785     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3786
3787     if (failed) {
3788         _trace();
3789         return;
3790     }
3791
3792     if (substrate)
3793         RestartSubstrate_ = true;
3794
3795     _system->UnLock();
3796     pkgPackageManager::OrderResult result = manager_->DoInstall(statusfd_);
3797     if ([self popErrorWithTitle:title])
3798         return;
3799
3800     if (result == pkgPackageManager::Failed) {
3801         _trace();
3802         return;
3803     }
3804
3805     if (result != pkgPackageManager::Completed) {
3806         _trace();
3807         return;
3808     }
3809
3810     NSMutableArray *after = [NSMutableArray arrayWithCapacity:16]; {
3811         pkgSourceList list;
3812         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3813             return;
3814         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3815             [after addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3816     }
3817
3818     if (![before isEqualToArray:after])
3819         [self update];
3820 }
3821
3822 - (bool) upgrade {
3823     NSString *title(UCLocalize("UPGRADE"));
3824     if ([self popErrorWithTitle:title forOperation:pkgDistUpgrade(cache_)])
3825         return false;
3826     return true;
3827 }
3828
3829 - (void) update {
3830     [self updateWithStatus:status_];
3831 }
3832
3833 - (void) updateWithStatus:(Status &)status {
3834     NSString *title(UCLocalize("REFRESHING_DATA"));
3835
3836     pkgSourceList list;
3837     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3838         return;
3839
3840     FileFd lock;
3841     lock.Fd(GetLock(_config->FindDir("Dir::State::Lists") + "lock"));
3842     if ([self popErrorWithTitle:title])
3843         return;
3844
3845     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3846
3847     bool success(ListUpdate(status, list, PulseInterval_));
3848     if (status.WasCancelled())
3849         _error->Discard();
3850     else {
3851         [self popErrorWithTitle:title forOperation:success];
3852         [Metadata_ setObject:[NSDate date] forKey:@"LastUpdate"];
3853         Changed_ = true;
3854     }
3855
3856     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3857 }
3858
3859 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate {
3860     delegate_ = delegate;
3861 }
3862
3863 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate {
3864     progress_ = delegate;
3865     status_.setDelegate(delegate);
3866 }
3867
3868 - (NSObject<ProgressDelegate> *) progressDelegate {
3869     return progress_;
3870 }
3871
3872 - (Source *) getSource:(pkgCache::PkgFileIterator)file {
3873     SourceMap::const_iterator i(sourceMap_.find(file->ID));
3874     return i == sourceMap_.end() ? nil : i->second;
3875 }
3876
3877 - (NSString *) mappedSectionForPointer:(const char *)section {
3878     _H<NSString> *mapped;
3879
3880     _profile(Database$mappedSectionForPointer$Cache)
3881         mapped = &sections_[section];
3882     _end
3883
3884     if (*mapped == NULL) {
3885         size_t length(strlen(section));
3886         char spaced[length + 1];
3887
3888         _profile(Database$mappedSectionForPointer$Replace)
3889             for (size_t index(0); index != length; ++index)
3890                 spaced[index] = section[index] == '_' ? ' ' : section[index];
3891             spaced[length] = '\0';
3892         _end
3893
3894         NSString *string;
3895
3896         _profile(Database$mappedSectionForPointer$stringWithUTF8String)
3897             string = [NSString stringWithUTF8String:spaced];
3898         _end
3899
3900         _profile(Database$mappedSectionForPointer$Map)
3901             string = [SectionMap_ objectForKey:string] ?: string;
3902         _end
3903
3904         *mapped = string;
3905     } return *mapped;
3906 }
3907
3908 @end
3909 /* }}} */
3910
3911 static _H<NSMutableSet> Diversions_;
3912
3913 @interface Diversion : NSObject {
3914     Pcre pattern_;
3915     _H<NSString> key_;
3916     _H<NSString> format_;
3917 }
3918
3919 @end
3920
3921 @implementation Diversion
3922
3923 - (id) initWithFrom:(NSString *)from to:(NSString *)to {
3924     if ((self = [super init]) != nil) {
3925         pattern_ = [from UTF8String];
3926         key_ = from;
3927         format_ = to;
3928     } return self;
3929 }
3930
3931 - (NSString *) divert:(NSString *)url {
3932     return !pattern_(url) ? nil : pattern_->*format_;
3933 }
3934
3935 + (NSURL *) divertURL:(NSURL *)url {
3936   divert:
3937     NSString *href([url absoluteString]);
3938
3939     for (Diversion *diversion in (id) Diversions_)
3940         if (NSString *diverted = [diversion divert:href]) {
3941 #if !ForRelease
3942             NSLog(@"div: %@", diverted);
3943 #endif
3944             url = [NSURL URLWithString:diverted];
3945             goto divert;
3946         }
3947
3948     return url;
3949 }
3950
3951 - (NSString *) key {
3952     return key_;
3953 }
3954
3955 - (NSUInteger) hash {
3956     return [key_ hash];
3957 }
3958
3959 - (BOOL) isEqual:(Diversion *)object {
3960     return self == object || [self class] == [object class] && [key_ isEqual:[object key]];
3961 }
3962
3963 @end
3964
3965 @interface CydiaObject : NSObject {
3966     _H<CyteWebViewController> indirect_;
3967     _transient id delegate_;
3968 }
3969
3970 - (id) initWithDelegate:(IndirectDelegate *)indirect;
3971
3972 @end
3973
3974 @class CydiaObject;
3975
3976 @interface CydiaWebViewController : CyteWebViewController {
3977     _H<CydiaObject> cydia_;
3978 }
3979
3980 + (void) addDiversion:(Diversion *)diversion;
3981 + (NSURLRequest *) requestWithHeaders:(NSURLRequest *)request;
3982 + (void) didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame withCydia:(CydiaObject *)cydia;
3983 - (void) setDelegate:(id)delegate;
3984
3985 @end
3986
3987 /* Web Scripting {{{ */
3988 @implementation CydiaObject
3989
3990 - (id) initWithDelegate:(IndirectDelegate *)indirect {
3991     if ((self = [super init]) != nil) {
3992         indirect_ = (CyteWebViewController *) indirect;
3993     } return self;
3994 }
3995
3996 - (void) setDelegate:(id)delegate {
3997     delegate_ = delegate;
3998 }
3999
4000 + (NSArray *) _attributeKeys {
4001     return [NSArray arrayWithObjects:
4002         @"bbsnum",
4003         @"build",
4004         @"coreFoundationVersionNumber",
4005         @"device",
4006         @"ecid",
4007         @"firmware",
4008         @"hostname",
4009         @"idiom",
4010         @"mcc",
4011         @"mnc",
4012         @"model",
4013         @"operator",
4014         @"role",
4015         @"serial",
4016         @"token",
4017         @"version",
4018     nil];
4019 }
4020
4021 - (NSArray *) attributeKeys {
4022     return [[self class] _attributeKeys];
4023 }
4024
4025 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
4026     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
4027 }
4028
4029 - (NSString *) version {
4030     return Cydia_;
4031 }
4032
4033 - (NSString *) build {
4034     return System_;
4035 }
4036
4037 - (NSString *) coreFoundationVersionNumber {
4038     return [NSString stringWithFormat:@"%.2f", kCFCoreFoundationVersionNumber];
4039 }
4040
4041 - (NSString *) device {
4042     return UniqueIdentifier();
4043 }
4044
4045 - (NSString *) firmware {
4046     return [[UIDevice currentDevice] systemVersion];
4047 }
4048
4049 - (NSString *) hostname {
4050     return [[UIDevice currentDevice] name];
4051 }
4052
4053 - (NSString *) idiom {
4054     return (id) Idiom_ ?: [NSNull null];
4055 }
4056
4057 - (NSString *) mcc {
4058     if (CFStringRef (*$CTSIMSupportCopyMobileSubscriberCountryCode)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode")))
4059         return [(NSString *) (*$CTSIMSupportCopyMobileSubscriberCountryCode)(kCFAllocatorDefault) autorelease];
4060     return nil;
4061 }
4062
4063 - (NSString *) mnc {
4064     if (CFStringRef (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberNetworkCode")))
4065         return [(NSString *) (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(kCFAllocatorDefault) autorelease];
4066     return nil;
4067 }
4068
4069 - (NSString *) operator {
4070     if (CFStringRef (*$CTRegistrationCopyOperatorName)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTRegistrationCopyOperatorName")))
4071         return [(NSString *) (*$CTRegistrationCopyOperatorName)(kCFAllocatorDefault) autorelease];
4072     return nil;
4073 }
4074
4075 - (NSString *) bbsnum {
4076     return (id) BBSNum_ ?: [NSNull null];
4077 }
4078
4079 - (NSString *) ecid {
4080     return (id) ChipID_ ?: [NSNull null];
4081 }
4082
4083 - (NSString *) serial {
4084     return SerialNumber_;
4085 }
4086
4087 - (NSString *) role {
4088     return (id) Role_ ?: [NSNull null];
4089 }
4090
4091 - (NSString *) model {
4092     return [NSString stringWithUTF8String:Machine_];
4093 }
4094
4095 - (NSString *) token {
4096     return (id) Token_ ?: [NSNull null];
4097 }
4098
4099 + (NSString *) webScriptNameForSelector:(SEL)selector {
4100     if (false);
4101     else if (selector == @selector(addBridgedHost:))
4102         return @"addBridgedHost";
4103     else if (selector == @selector(addInsecureHost:))
4104         return @"addInsecureHost";
4105     else if (selector == @selector(addInternalRedirect::))
4106         return @"addInternalRedirect";
4107     else if (selector == @selector(addPipelinedHost:scheme:))
4108         return @"addPipelinedHost";
4109     else if (selector == @selector(addSource:::))
4110         return @"addSource";
4111     else if (selector == @selector(addTokenHost:))
4112         return @"addTokenHost";
4113     else if (selector == @selector(addTrivialSource:))
4114         return @"addTrivialSource";
4115     else if (selector == @selector(close))
4116         return @"close";
4117     else if (selector == @selector(du:))
4118         return @"du";
4119     else if (selector == @selector(stringWithFormat:arguments:))
4120         return @"format";
4121     else if (selector == @selector(getAllSources))
4122         return @"getAllSources";
4123     else if (selector == @selector(getApplicationInfo:value:))
4124         return @"getApplicationInfoValue";
4125     else if (selector == @selector(getKernelNumber:))
4126         return @"getKernelNumber";
4127     else if (selector == @selector(getKernelString:))
4128         return @"getKernelString";
4129     else if (selector == @selector(getInstalledPackages))
4130         return @"getInstalledPackages";
4131     else if (selector == @selector(getIORegistryEntry::))
4132         return @"getIORegistryEntry";
4133     else if (selector == @selector(getLocaleIdentifier))
4134         return @"getLocaleIdentifier";
4135     else if (selector == @selector(getPreferredLanguages))
4136         return @"getPreferredLanguages";
4137     else if (selector == @selector(getPackageById:))
4138         return @"getPackageById";
4139     else if (selector == @selector(getMetadataKeys))
4140         return @"getMetadataKeys";
4141     else if (selector == @selector(getMetadataValue:))
4142         return @"getMetadataValue";
4143     else if (selector == @selector(getSessionValue:))
4144         return @"getSessionValue";
4145     else if (selector == @selector(installPackages:))
4146         return @"installPackages";
4147     else if (selector == @selector(isReachable:))
4148         return @"isReachable";
4149     else if (selector == @selector(localizedStringForKey:value:table:))
4150         return @"localize";
4151     else if (selector == @selector(popViewController:))
4152         return @"popViewController";
4153     else if (selector == @selector(refreshSources))
4154         return @"refreshSources";
4155     else if (selector == @selector(registerFrame:))
4156         return @"registerFrame";
4157     else if (selector == @selector(removeButton))
4158         return @"removeButton";
4159     else if (selector == @selector(saveConfig))
4160         return @"saveConfig";
4161     else if (selector == @selector(setMetadataValue::))
4162         return @"setMetadataValue";
4163     else if (selector == @selector(setSessionValue::))
4164         return @"setSessionValue";
4165     else if (selector == @selector(substitutePackageNames:))
4166         return @"substitutePackageNames";
4167     else if (selector == @selector(scrollToBottom:))
4168         return @"scrollToBottom";
4169     else if (selector == @selector(setAllowsNavigationAction:))
4170         return @"setAllowsNavigationAction";
4171     else if (selector == @selector(setBadgeValue:))
4172         return @"setBadgeValue";
4173     else if (selector == @selector(setButtonImage:withStyle:toFunction:))
4174         return @"setButtonImage";
4175     else if (selector == @selector(setButtonTitle:withStyle:toFunction:))
4176         return @"setButtonTitle";
4177     else if (selector == @selector(setHidesBackButton:))
4178         return @"setHidesBackButton";
4179     else if (selector == @selector(setHidesNavigationBar:))
4180         return @"setHidesNavigationBar";
4181     else if (selector == @selector(setNavigationBarStyle:))
4182         return @"setNavigationBarStyle";
4183     else if (selector == @selector(setNavigationBarTintRed:green:blue:alpha:))
4184         return @"setNavigationBarTintColor";
4185     else if (selector == @selector(setPasteboardString:))
4186         return @"setPasteboardString";
4187     else if (selector == @selector(setPasteboardURL:))
4188         return @"setPasteboardURL";
4189     else if (selector == @selector(setScrollAlwaysBounceVertical:))
4190         return @"setScrollAlwaysBounceVertical";
4191     else if (selector == @selector(setScrollIndicatorStyle:))
4192         return @"setScrollIndicatorStyle";
4193     else if (selector == @selector(setToken:))
4194         return @"setToken";
4195     else if (selector == @selector(setViewportWidth:))
4196         return @"setViewportWidth";
4197     else if (selector == @selector(statfs:))
4198         return @"statfs";
4199     else if (selector == @selector(supports:))
4200         return @"supports";
4201     else if (selector == @selector(unload))
4202         return @"unload";
4203     else
4204         return nil;
4205 }
4206
4207 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
4208     return [self webScriptNameForSelector:selector] == nil;
4209 }
4210
4211 - (BOOL) supports:(NSString *)feature {
4212     return [feature isEqualToString:@"window.open"];
4213 }
4214
4215 - (void) unload {
4216     [delegate_ performSelectorOnMainThread:@selector(unloadData) withObject:nil waitUntilDone:NO];
4217 }
4218
4219 - (void) setScrollAlwaysBounceVertical:(NSNumber *)value {
4220     [indirect_ performSelectorOnMainThread:@selector(setScrollAlwaysBounceVerticalNumber:) withObject:value waitUntilDone:NO];
4221 }
4222
4223 - (void) setScrollIndicatorStyle:(NSString *)style {
4224     [indirect_ performSelectorOnMainThread:@selector(setScrollIndicatorStyleWithName:) withObject:style waitUntilDone:NO];
4225 }
4226
4227 - (void) addInternalRedirect:(NSString *)from :(NSString *)to {
4228     [CydiaWebViewController performSelectorOnMainThread:@selector(addDiversion:) withObject:[[[Diversion alloc] initWithFrom:from to:to] autorelease] waitUntilDone:NO];
4229 }
4230
4231 - (NSDictionary *) getApplicationInfo:(NSString *)display value:(NSString *)key {
4232     char path[1024];
4233     if (SBBundlePathForDisplayIdentifier(SBSSpringBoardServerPort(), [display UTF8String], path) != 0)
4234         return (id) [NSNull null];
4235     NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:[[NSString stringWithUTF8String:path] stringByAppendingString:@"/Info.plist"]]);
4236     if (info == nil)
4237         return (id) [NSNull null];
4238     return [info objectForKey:key];
4239 }
4240
4241 - (NSNumber *) getKernelNumber:(NSString *)name {
4242     const char *string([name UTF8String]);
4243
4244     size_t size;
4245     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4246         return (id) [NSNull null];
4247
4248     if (size != sizeof(int))
4249         return (id) [NSNull null];
4250
4251     int value;
4252     if (sysctlbyname(string, &value, &size, NULL, 0) == -1)
4253         return (id) [NSNull null];
4254
4255     return [NSNumber numberWithInt:value];
4256 }
4257
4258 - (NSString *) getKernelString:(NSString *)name {
4259     const char *string([name UTF8String]);
4260
4261     size_t size;
4262     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4263         return (id) [NSNull null];
4264
4265     char value[size + 1];
4266     if (sysctlbyname(string, value, &size, NULL, 0) == -1)
4267         return (id) [NSNull null];
4268
4269     // XXX: just in case you request something ludicrous
4270     value[size] = '\0';
4271
4272     return [NSString stringWithCString:value];
4273 }
4274
4275 - (NSObject *) getIORegistryEntry:(NSString *)path :(NSString *)entry {
4276     NSObject *value(CYIOGetValue([path UTF8String], entry));
4277
4278     if (value != nil)
4279         if ([value isKindOfClass:[NSData class]])
4280             value = CYHex((NSData *) value);
4281
4282     return value;
4283 }
4284
4285 - (NSArray *) getMetadataKeys {
4286 @synchronized (Values_) {
4287     return [Values_ allKeys];
4288 } }
4289
4290 - (void) registerFrame:(DOMHTMLIFrameElement *)iframe {
4291     WebFrame *frame([iframe contentFrame]);
4292     [indirect_ registerFrame:frame];
4293 }
4294
4295 - (id) getMetadataValue:(NSString *)key {
4296 @synchronized (Values_) {
4297     return [Values_ objectForKey:key];
4298 } }
4299
4300 - (void) setMetadataValue:(NSString *)key :(NSString *)value {
4301 @synchronized (Values_) {
4302     if (value == nil || value == (id) [WebUndefined undefined] || value == (id) [NSNull null])
4303         [Values_ removeObjectForKey:key];
4304     else
4305         [Values_ setObject:value forKey:key];
4306
4307     [delegate_ performSelectorOnMainThread:@selector(updateValues) withObject:nil waitUntilDone:YES];
4308 } }
4309
4310 - (id) getSessionValue:(NSString *)key {
4311 @synchronized (SessionData_) {
4312     return [SessionData_ objectForKey:key];
4313 } }
4314
4315 - (void) setSessionValue:(NSString *)key :(NSString *)value {
4316 @synchronized (SessionData_) {
4317     if (value == (id) [WebUndefined undefined])
4318         [SessionData_ removeObjectForKey:key];
4319     else
4320         [SessionData_ setObject:value forKey:key];
4321 } }
4322
4323 - (void) addBridgedHost:(NSString *)host {
4324 @synchronized (HostConfig_) {
4325     [BridgedHosts_ addObject:host];
4326 } }
4327
4328 - (void) addInsecureHost:(NSString *)host {
4329 @synchronized (HostConfig_) {
4330     [InsecureHosts_ addObject:host];
4331 } }
4332
4333 - (void) addTokenHost:(NSString *)host {
4334 @synchronized (HostConfig_) {
4335     [TokenHosts_ addObject:host];
4336 } }
4337
4338 - (void) addPipelinedHost:(NSString *)host scheme:(NSString *)scheme {
4339 @synchronized (HostConfig_) {
4340     if (scheme != (id) [WebUndefined undefined])
4341         host = [NSString stringWithFormat:@"%@:%@", [scheme lowercaseString], host];
4342
4343     [PipelinedHosts_ addObject:host];
4344 } }
4345
4346 - (void) popViewController:(NSNumber *)value {
4347     if (value == (id) [WebUndefined undefined])
4348         value = [NSNumber numberWithBool:YES];
4349     [indirect_ performSelectorOnMainThread:@selector(popViewControllerWithNumber:) withObject:value waitUntilDone:NO];
4350 }
4351
4352 - (void) addSource:(NSString *)href :(NSString *)distribution :(WebScriptObject *)sections {
4353     NSMutableArray *array([NSMutableArray arrayWithCapacity:[sections count]]);
4354
4355     for (NSString *section in sections)
4356         [array addObject:section];
4357
4358     [delegate_ performSelectorOnMainThread:@selector(addSource:) withObject:[NSMutableDictionary dictionaryWithObjectsAndKeys:
4359         @"deb", @"Type",
4360         href, @"URI",
4361         distribution, @"Distribution",
4362         array, @"Sections",
4363     nil] waitUntilDone:NO];
4364 }
4365
4366 - (void) addTrivialSource:(NSString *)href {
4367     [delegate_ performSelectorOnMainThread:@selector(addTrivialSource:) withObject:href waitUntilDone:NO];
4368 }
4369
4370 - (void) refreshSources {
4371     [delegate_ performSelectorOnMainThread:@selector(syncData) withObject:nil waitUntilDone:NO];
4372 }
4373
4374 - (void) saveConfig {
4375     [delegate_ performSelectorOnMainThread:@selector(_saveConfig) withObject:nil waitUntilDone:NO];
4376 }
4377
4378 - (NSArray *) getAllSources {
4379     return [[Database sharedInstance] sources];
4380 }
4381
4382 - (NSArray *) getInstalledPackages {
4383     Database *database([Database sharedInstance]);
4384 @synchronized (database) {
4385     NSArray *packages([database packages]);
4386     NSMutableArray *installed([NSMutableArray arrayWithCapacity:1024]);
4387     for (Package *package in packages)
4388         if (![package uninstalled])
4389             [installed addObject:package];
4390     return installed;
4391 } }
4392
4393 - (Package *) getPackageById:(NSString *)id {
4394     if (Package *package = [[Database sharedInstance] packageWithName:id]) {
4395         [package parse];
4396         return package;
4397     } else
4398         return (Package *) [NSNull null];
4399 }
4400
4401 - (NSString *) getLocaleIdentifier {
4402     return Locale_ == NULL ? (NSString *) [NSNull null] : (NSString *) CFLocaleGetIdentifier(Locale_);
4403 }
4404
4405 - (NSArray *) getPreferredLanguages {
4406     return Languages_;
4407 }
4408
4409 - (NSArray *) statfs:(NSString *)path {
4410     struct statfs stat;
4411
4412     if (path == nil || statfs([path UTF8String], &stat) == -1)
4413         return nil;
4414
4415     return [NSArray arrayWithObjects:
4416         [NSNumber numberWithUnsignedLong:stat.f_bsize],
4417         [NSNumber numberWithUnsignedLong:stat.f_blocks],
4418         [NSNumber numberWithUnsignedLong:stat.f_bfree],
4419     nil];
4420 }
4421
4422 - (NSNumber *) du:(NSString *)path {
4423     NSNumber *value(nil);
4424
4425     int fds[2];
4426     _assert(pipe(fds) != -1);
4427
4428     pid_t pid(ExecFork());
4429     if (pid == 0) {
4430         _assert(dup2(fds[1], 1) != -1);
4431         _assert(close(fds[0]) != -1);
4432         _assert(close(fds[1]) != -1);
4433         /* XXX: this should probably not use du */
4434         execl("/usr/libexec/cydia/du", "du", "-s", [path UTF8String], NULL);
4435         exit(1);
4436     } else {
4437         _assert(close(fds[1]) != -1);
4438
4439         if (FILE *du = fdopen(fds[0], "r")) {
4440             char line[1024];
4441             while (fgets(line, sizeof(line), du) != NULL) {
4442                 size_t length(strlen(line));
4443                 while (length != 0 && line[length - 1] == '\n')
4444                     line[--length] = '\0';
4445                 if (char *tab = strchr(line, '\t')) {
4446                     *tab = '\0';
4447                     value = [NSNumber numberWithUnsignedLong:strtoul(line, NULL, 0)];
4448                 }
4449             }
4450
4451             fclose(du);
4452         } else
4453             _assert(close(fds[0]) != -1);
4454     } ReapZombie(pid);
4455
4456     return value;
4457 }
4458
4459 - (void) close {
4460     [indirect_ performSelectorOnMainThread:@selector(close) withObject:nil waitUntilDone:NO];
4461 }
4462
4463 - (NSNumber *) isReachable:(NSString *)name {
4464     return [NSNumber numberWithBool:IsReachable([name UTF8String])];
4465 }
4466
4467 - (void) installPackages:(NSArray *)packages {
4468     [delegate_ performSelectorOnMainThread:@selector(installPackages:) withObject:packages waitUntilDone:NO];
4469 }
4470
4471 - (NSString *) substitutePackageNames:(NSString *)message {
4472     NSMutableArray *words([[[message componentsSeparatedByString:@" "] mutableCopy] autorelease]);
4473     for (size_t i(0), e([words count]); i != e; ++i) {
4474         NSString *word([words objectAtIndex:i]);
4475         if (Package *package = [[Database sharedInstance] packageWithName:word])
4476             [words replaceObjectAtIndex:i withObject:[package name]];
4477     }
4478
4479     return [words componentsJoinedByString:@" "];
4480 }
4481
4482 - (void) removeButton {
4483     [indirect_ removeButton];
4484 }
4485
4486 - (void) setButtonImage:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4487     [indirect_ setButtonImage:button withStyle:style toFunction:function];
4488 }
4489
4490 - (void) setButtonTitle:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4491     [indirect_ setButtonTitle:button withStyle:style toFunction:function];
4492 }
4493
4494 - (void) setBadgeValue:(id)value {
4495     [indirect_ performSelectorOnMainThread:@selector(setBadgeValue:) withObject:value waitUntilDone:NO];
4496 }
4497
4498 - (void) setAllowsNavigationAction:(NSString *)value {
4499     [indirect_ performSelectorOnMainThread:@selector(setAllowsNavigationActionByNumber:) withObject:value waitUntilDone:NO];
4500 }
4501
4502 - (void) setHidesBackButton:(NSString *)value {
4503     [indirect_ performSelectorOnMainThread:@selector(setHidesBackButtonByNumber:) withObject:value waitUntilDone:NO];
4504 }
4505
4506 - (void) setHidesNavigationBar:(NSString *)value {
4507     [indirect_ performSelectorOnMainThread:@selector(setHidesNavigationBarByNumber:) withObject:value waitUntilDone:NO];
4508 }
4509
4510 - (void) setNavigationBarStyle:(NSString *)value {
4511     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarStyle:) withObject:value waitUntilDone:NO];
4512 }
4513
4514 - (void) setNavigationBarTintRed:(NSNumber *)red green:(NSNumber *)green blue:(NSNumber *)blue alpha:(NSNumber *)alpha {
4515     float opacity(alpha == (id) [WebUndefined undefined] ? 1 : [alpha floatValue]);
4516     UIColor *color([UIColor colorWithRed:[red floatValue] green:[green floatValue] blue:[blue floatValue] alpha:opacity]);
4517     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarTintColor:) withObject:color waitUntilDone:NO];
4518 }
4519
4520 - (void) setPasteboardString:(NSString *)value {
4521     [[objc_getClass("UIPasteboard") generalPasteboard] setString:value];
4522 }
4523
4524 - (void) setPasteboardURL:(NSString *)value {
4525     [[objc_getClass("UIPasteboard") generalPasteboard] setURL:[NSURL URLWithString:value]];
4526 }
4527
4528 - (void) _setToken:(NSString *)token {
4529     Token_ = token;
4530
4531     if (token == nil)
4532         [Metadata_ removeObjectForKey:@"Token"];
4533     else
4534         [Metadata_ setObject:Token_ forKey:@"Token"];
4535
4536     Changed_ = true;
4537 }
4538
4539 - (void) setToken:(NSString *)token {
4540     [self performSelectorOnMainThread:@selector(_setToken:) withObject:token waitUntilDone:NO];
4541 }
4542
4543 - (void) scrollToBottom:(NSNumber *)animated {
4544     [indirect_ performSelectorOnMainThread:@selector(scrollToBottomAnimated:) withObject:animated waitUntilDone:NO];
4545 }
4546
4547 - (void) setViewportWidth:(float)width {
4548     [indirect_ setViewportWidthOnMainThread:width];
4549 }
4550
4551 - (NSString *) stringWithFormat:(NSString *)format arguments:(WebScriptObject *)arguments {
4552     //NSLog(@"SWF:\"%@\" A:%@", format, [arguments description]);
4553     unsigned count([arguments count]);
4554     id values[count];
4555     for (unsigned i(0); i != count; ++i)
4556         values[i] = [arguments objectAtIndex:i];
4557     return [[[NSString alloc] initWithFormat:format arguments:reinterpret_cast<va_list>(values)] autorelease];
4558 }
4559
4560 - (NSString *) localizedStringForKey:(NSString *)key value:(NSString *)value table:(NSString *)table {
4561     if (reinterpret_cast<id>(value) == [WebUndefined undefined])
4562         value = nil;
4563     if (reinterpret_cast<id>(table) == [WebUndefined undefined])
4564         table = nil;
4565     return [[NSBundle mainBundle] localizedStringForKey:key value:value table:table];
4566 }
4567
4568 @end
4569 /* }}} */
4570
4571 @interface NSURL (CydiaSecure)
4572 @end
4573
4574 @implementation NSURL (CydiaSecure)
4575
4576 - (bool) isCydiaSecure {
4577     if ([[[self scheme] lowercaseString] isEqualToString:@"https"])
4578         return true;
4579
4580     @synchronized (HostConfig_) {
4581         if ([InsecureHosts_ containsObject:[self host]])
4582             return true;
4583     }
4584
4585     return false;
4586 }
4587
4588 @end
4589
4590 /* Cydia Browser Controller {{{ */
4591 @implementation CydiaWebViewController
4592
4593 - (NSURL *) navigationURL {
4594     return request_ == nil ? nil : [NSURL URLWithString:[NSString stringWithFormat:@"cydia://url/%@", [[request_ URL] absoluteString]]];
4595 }
4596
4597 + (void) _initialize {
4598     [super _initialize];
4599
4600     Diversions_ = [NSMutableSet setWithCapacity:0];
4601 }
4602
4603 + (void) addDiversion:(Diversion *)diversion {
4604     [Diversions_ addObject:diversion];
4605 }
4606
4607 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4608     [super webView:view didClearWindowObject:window forFrame:frame];
4609     [CydiaWebViewController didClearWindowObject:window forFrame:frame withCydia:cydia_];
4610 }
4611
4612 + (void) didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame withCydia:(CydiaObject *)cydia {
4613     WebDataSource *source([frame dataSource]);
4614     NSURLResponse *response([source response]);
4615     NSURL *url([response URL]);
4616     NSString *scheme([[url scheme] lowercaseString]);
4617
4618     bool bridged(false);
4619
4620     @synchronized (HostConfig_) {
4621         if ([scheme isEqualToString:@"file"])
4622             bridged = true;
4623         else if ([scheme isEqualToString:@"https"])
4624             if ([BridgedHosts_ containsObject:[url host]])
4625                 bridged = true;
4626     }
4627
4628     if (bridged)
4629         [window setValue:cydia forKey:@"cydia"];
4630 }
4631
4632 - (void) _setupMail:(MFMailComposeViewController *)controller {
4633     [controller addAttachmentData:[NSData dataWithContentsOfFile:@"/tmp/cydia.log"] mimeType:@"text/plain" fileName:@"cydia.log"];
4634
4635     system("/usr/bin/dpkg -l >/tmp/dpkgl.log");
4636     [controller addAttachmentData:[NSData dataWithContentsOfFile:@"/tmp/dpkgl.log"] mimeType:@"text/plain" fileName:@"dpkgl.log"];
4637 }
4638
4639 - (NSURL *) URLWithURL:(NSURL *)url {
4640     return [Diversion divertURL:url];
4641 }
4642
4643 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
4644     return [CydiaWebViewController requestWithHeaders:[super webView:view resource:resource willSendRequest:request redirectResponse:response fromDataSource:source]];
4645 }
4646
4647 + (NSURLRequest *) requestWithHeaders:(NSURLRequest *)request {
4648     NSMutableURLRequest *copy([[request mutableCopy] autorelease]);
4649
4650     NSURL *url([copy URL]);
4651     NSString *href([url absoluteString]);
4652     NSString *host([url host]);
4653
4654     if ([href hasPrefix:@"https://cydia.saurik.com/TSS/"]) {
4655         if (NSString *agent = [copy valueForHTTPHeaderField:@"X-User-Agent"]) {
4656             [copy setValue:agent forHTTPHeaderField:@"User-Agent"];
4657             [copy setValue:nil forHTTPHeaderField:@"X-User-Agent"];
4658         }
4659
4660         [copy setValue:nil forHTTPHeaderField:@"Referer"];
4661         [copy setValue:nil forHTTPHeaderField:@"Origin"];
4662
4663         [copy setURL:[NSURL URLWithString:[@"http://gs.apple.com/TSS/" stringByAppendingString:[href substringFromIndex:29]]]];
4664         return copy;
4665     }
4666
4667     if ([copy valueForHTTPHeaderField:@"X-Cydia-Cf"] == nil)
4668         [copy setValue:[NSString stringWithFormat:@"%.2f", kCFCoreFoundationVersionNumber] forHTTPHeaderField:@"X-Cydia-Cf"];
4669     if (Machine_ != NULL && [copy valueForHTTPHeaderField:@"X-Machine"] == nil)
4670         [copy setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
4671
4672     bool bridged;
4673     bool token;
4674
4675     @synchronized (HostConfig_) {
4676         bridged = [BridgedHosts_ containsObject:host];
4677         token = [TokenHosts_ containsObject:host];
4678     }
4679
4680     if ([url isCydiaSecure]) {
4681         if (bridged) {
4682             if (UniqueID_ != nil && [copy valueForHTTPHeaderField:@"X-Cydia-Id"] == nil)
4683                 [copy setValue:UniqueID_ forHTTPHeaderField:@"X-Cydia-Id"];
4684         } else if (token) {
4685             if (Token_ != nil && [copy valueForHTTPHeaderField:@"X-Cydia-Token"] == nil)
4686                 [copy setValue:Token_ forHTTPHeaderField:@"X-Cydia-Token"];
4687         }
4688     }
4689
4690     return copy;
4691 }
4692
4693 - (void) setDelegate:(id)delegate {
4694     [super setDelegate:delegate];
4695     [cydia_ setDelegate:delegate];
4696 }
4697
4698 - (NSString *) applicationNameForUserAgent {
4699     return UserAgent_;
4700 }
4701
4702 - (id) init {
4703     if ((self = [super initWithWidth:0 ofClass:[CydiaWebViewController class]]) != nil) {
4704         cydia_ = [[[CydiaObject alloc] initWithDelegate:indirect_] autorelease];
4705     } return self;
4706 }
4707
4708 @end
4709
4710 @interface AppCacheController : CydiaWebViewController {
4711 }
4712
4713 @end
4714
4715 @implementation AppCacheController
4716
4717 - (void) didReceiveMemoryWarning {
4718     // XXX: this doesn't work
4719 }
4720
4721 - (bool) retainsNetworkActivityIndicator {
4722     return false;
4723 }
4724
4725 @end
4726 /* }}} */
4727
4728 // CydiaScript {{{
4729 @interface NSObject (CydiaScript)
4730 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context;
4731 @end
4732
4733 @implementation NSObject (CydiaScript)
4734
4735 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4736     return self;
4737 }
4738
4739 @end
4740
4741 @implementation NSArray (CydiaScript)
4742
4743 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4744     WebScriptObject *object([context evaluateWebScript:@"[]"]);
4745     for (size_t i(0), e([self count]); i != e; ++i)
4746         [object setWebScriptValueAtIndex:i value:[[self objectAtIndex:i] Cydia$webScriptObjectInContext:context]];
4747     return object;
4748 }
4749
4750 @end
4751
4752 @implementation NSDictionary (CydiaScript)
4753
4754 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4755     WebScriptObject *object([context evaluateWebScript:@"({})"]);
4756     for (id i in self)
4757         [object setValue:[[self objectForKey:i] Cydia$webScriptObjectInContext:context] forKey:i];
4758     return object;
4759 }
4760
4761 @end
4762 // }}}
4763
4764 /* Confirmation Controller {{{ */
4765 bool DepSubstrate(const pkgCache::VerIterator &iterator) {
4766     if (!iterator.end())
4767         for (pkgCache::DepIterator dep(iterator.DependsList()); !dep.end(); ++dep) {
4768             if (dep->Type != pkgCache::Dep::Depends && dep->Type != pkgCache::Dep::PreDepends)
4769                 continue;
4770             pkgCache::PkgIterator package(dep.TargetPkg());
4771             if (package.end())
4772                 continue;
4773             if (strcmp(package.Name(), "mobilesubstrate") == 0)
4774                 return true;
4775         }
4776
4777     return false;
4778 }
4779
4780 @protocol ConfirmationControllerDelegate
4781 - (void) cancelAndClear:(bool)clear;
4782 - (void) confirmWithNavigationController:(UINavigationController *)navigation;
4783 - (void) queue;
4784 @end
4785
4786 @interface ConfirmationController : CydiaWebViewController {
4787     _transient Database *database_;
4788
4789     _H<UIAlertView> essential_;
4790
4791     _H<NSDictionary> changes_;
4792     _H<NSMutableArray> issues_;
4793     _H<NSDictionary> sizes_;
4794
4795     BOOL substrate_;
4796 }
4797
4798 - (id) initWithDatabase:(Database *)database;
4799
4800 @end
4801
4802 @implementation ConfirmationController
4803
4804 - (void) complete {
4805     if (substrate_)
4806         RestartSubstrate_ = true;
4807     [delegate_ confirmWithNavigationController:[self navigationController]];
4808 }
4809
4810 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
4811     NSString *context([alert context]);
4812
4813     if ([context isEqualToString:@"remove"]) {
4814         if (button == [alert cancelButtonIndex])
4815             [self dismissModalViewControllerAnimated:YES];
4816         else if (button == [alert firstOtherButtonIndex]) {
4817             [self performSelector:@selector(complete) withObject:nil afterDelay:0];
4818         }
4819
4820         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4821     } else if ([context isEqualToString:@"unable"]) {
4822         [self dismissModalViewControllerAnimated:YES];
4823         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4824     } else {
4825         [super alertView:alert clickedButtonAtIndex:button];
4826     }
4827 }
4828
4829 - (void) _doContinue {
4830     [delegate_ cancelAndClear:NO];
4831     [self dismissModalViewControllerAnimated:YES];
4832 }
4833
4834 - (id) invokeDefaultMethodWithArguments:(NSArray *)args {
4835     [self performSelectorOnMainThread:@selector(_doContinue) withObject:nil waitUntilDone:NO];
4836     return nil;
4837 }
4838
4839 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4840     [super webView:view didClearWindowObject:window forFrame:frame];
4841
4842     [window setValue:[[NSDictionary dictionaryWithObjectsAndKeys:
4843         (id) changes_, @"changes",
4844         (id) issues_, @"issues",
4845         (id) sizes_, @"sizes",
4846         self, @"queue",
4847     nil] Cydia$webScriptObjectInContext:window] forKey:@"cydiaConfirm"];
4848 }
4849
4850 - (id) initWithDatabase:(Database *)database {
4851     if ((self = [super init]) != nil) {
4852         database_ = database;
4853
4854         NSMutableArray *installs([NSMutableArray arrayWithCapacity:16]);
4855         NSMutableArray *reinstalls([NSMutableArray arrayWithCapacity:16]);
4856         NSMutableArray *upgrades([NSMutableArray arrayWithCapacity:16]);
4857         NSMutableArray *downgrades([NSMutableArray arrayWithCapacity:16]);
4858         NSMutableArray *removes([NSMutableArray arrayWithCapacity:16]);
4859
4860         bool remove(false);
4861
4862         pkgCacheFile &cache([database_ cache]);
4863         NSArray *packages([database_ packages]);
4864         pkgDepCache::Policy *policy([database_ policy]);
4865
4866         issues_ = [NSMutableArray arrayWithCapacity:4];
4867
4868         for (Package *package in packages) {
4869             pkgCache::PkgIterator iterator([package iterator]);
4870             NSString *name([package id]);
4871
4872             if ([package broken]) {
4873                 NSMutableArray *reasons([NSMutableArray arrayWithCapacity:4]);
4874
4875                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4876                     name, @"package",
4877                     reasons, @"reasons",
4878                 nil]];
4879
4880                 pkgCache::VerIterator ver(cache[iterator].InstVerIter(cache));
4881                 if (ver.end())
4882                     continue;
4883
4884                 for (pkgCache::DepIterator dep(ver.DependsList()); !dep.end(); ) {
4885                     pkgCache::DepIterator start;
4886                     pkgCache::DepIterator end;
4887                     dep.GlobOr(start, end); // ++dep
4888
4889                     if (!cache->IsImportantDep(end))
4890                         continue;
4891                     if ((cache[end] & pkgDepCache::DepGInstall) != 0)
4892                         continue;
4893
4894                     NSMutableArray *clauses([NSMutableArray arrayWithCapacity:4]);
4895
4896                     [reasons addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4897                         [NSString stringWithUTF8String:start.DepType()], @"relationship",
4898                         clauses, @"clauses",
4899                     nil]];
4900
4901                     _forever {
4902                         NSString *reason, *installed((NSString *) [WebUndefined undefined]);
4903
4904                         pkgCache::PkgIterator target(start.TargetPkg());
4905                         if (target->ProvidesList != 0)
4906                             reason = @"missing";
4907                         else {
4908                             pkgCache::VerIterator ver(cache[target].InstVerIter(cache));
4909                             if (!ver.end()) {
4910                                 reason = @"installed";
4911                                 installed = [NSString stringWithUTF8String:ver.VerStr()];
4912                             } else if (!cache[target].CandidateVerIter(cache).end())
4913                                 reason = @"uninstalled";
4914                             else if (target->ProvidesList == 0)
4915                                 reason = @"uninstallable";
4916                             else
4917                                 reason = @"virtual";
4918                         }
4919
4920                         NSDictionary *version(start.TargetVer() == 0 ? [NSNull null] : [NSDictionary dictionaryWithObjectsAndKeys:
4921                             [NSString stringWithUTF8String:start.CompType()], @"operator",
4922                             [NSString stringWithUTF8String:start.TargetVer()], @"value",
4923                         nil]);
4924
4925                         [clauses addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4926                             [NSString stringWithUTF8String:start.TargetPkg().Name()], @"package",
4927                             version, @"version",
4928                             reason, @"reason",
4929                             installed, @"installed",
4930                         nil]];
4931
4932                         // yes, seriously. (wtf?)
4933                         if (start == end)
4934                             break;
4935                         ++start;
4936                     }
4937                 }
4938             }
4939
4940             pkgDepCache::StateCache &state(cache[iterator]);
4941
4942             static Pcre special_r("^(firmware$|gsc\\.|cy\\+)");
4943
4944             if (state.NewInstall())
4945                 [installs addObject:name];
4946             // XXX: else if (state.Install())
4947             else if (!state.Delete() && (state.iFlags & pkgDepCache::ReInstall) == pkgDepCache::ReInstall)
4948                 [reinstalls addObject:name];
4949             // XXX: move before previous if
4950             else if (state.Upgrade())
4951                 [upgrades addObject:name];
4952             else if (state.Downgrade())
4953                 [downgrades addObject:name];
4954             else if (!state.Delete())
4955                 // XXX: _assert(state.Keep());
4956                 continue;
4957             else if (special_r(name))
4958                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4959                     [NSNull null], @"package",
4960                     [NSArray arrayWithObjects:
4961                         [NSDictionary dictionaryWithObjectsAndKeys:
4962                             @"Conflicts", @"relationship",
4963                             [NSArray arrayWithObjects:
4964                                 [NSDictionary dictionaryWithObjectsAndKeys:
4965                                     name, @"package",
4966                                     [NSNull null], @"version",
4967                                     @"installed", @"reason",
4968                                 nil],
4969                             nil], @"clauses",
4970                         nil],
4971                     nil], @"reasons",
4972                 nil]];
4973             else {
4974                 if ([package essential])
4975                     remove = true;
4976                 [removes addObject:name];
4977             }
4978
4979             substrate_ |= DepSubstrate(policy->GetCandidateVer(iterator));
4980             substrate_ |= DepSubstrate(iterator.CurrentVer());
4981         }
4982
4983         if (!remove)
4984             essential_ = nil;
4985         else if (Advanced_) {
4986             NSString *parenthetical(UCLocalize("PARENTHETICAL"));
4987
4988             essential_ = [[[UIAlertView alloc]
4989                 initWithTitle:UCLocalize("REMOVING_ESSENTIALS")
4990                 message:UCLocalize("REMOVING_ESSENTIALS_EX")
4991                 delegate:self
4992                 cancelButtonTitle:[NSString stringWithFormat:parenthetical, UCLocalize("CANCEL_OPERATION"), UCLocalize("SAFE")]
4993                 otherButtonTitles:
4994                     [NSString stringWithFormat:parenthetical, UCLocalize("FORCE_REMOVAL"), UCLocalize("UNSAFE")],
4995                 nil
4996             ] autorelease];
4997
4998             [essential_ setContext:@"remove"];
4999             [essential_ setNumberOfRows:2];
5000         } else {
5001             essential_ = [[[UIAlertView alloc]
5002                 initWithTitle:UCLocalize("UNABLE_TO_COMPLY")
5003                 message:UCLocalize("UNABLE_TO_COMPLY_EX")
5004                 delegate:self
5005                 cancelButtonTitle:UCLocalize("OKAY")
5006                 otherButtonTitles:nil
5007             ] autorelease];
5008
5009             [essential_ setContext:@"unable"];
5010         }
5011
5012         changes_ = [NSDictionary dictionaryWithObjectsAndKeys:
5013             installs, @"installs",
5014             reinstalls, @"reinstalls",
5015             upgrades, @"upgrades",
5016             downgrades, @"downgrades",
5017             removes, @"removes",
5018         nil];
5019
5020         sizes_ = [NSDictionary dictionaryWithObjectsAndKeys:
5021             [NSNumber numberWithInteger:[database_ fetcher].FetchNeeded()], @"downloading",
5022             [NSNumber numberWithInteger:[database_ fetcher].PartialPresent()], @"resuming",
5023         nil];
5024
5025         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/confirm/", UI_]]];
5026     } return self;
5027 }
5028
5029 - (UIBarButtonItem *) leftButton {
5030     return [[[UIBarButtonItem alloc]
5031         initWithTitle:UCLocalize("CANCEL")
5032         style:UIBarButtonItemStylePlain
5033         target:self
5034         action:@selector(cancelButtonClicked)
5035     ] autorelease];
5036 }
5037
5038 #if !AlwaysReload
5039 - (void) applyRightButton {
5040     if ([issues_ count] == 0 && ![self isLoading])
5041         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
5042             initWithTitle:UCLocalize("CONFIRM")
5043             style:UIBarButtonItemStyleDone
5044             target:self
5045             action:@selector(confirmButtonClicked)
5046         ] autorelease]];
5047     else
5048         [[self navigationItem] setRightBarButtonItem:nil];
5049 }
5050 #endif
5051
5052 - (void) cancelButtonClicked {
5053     [delegate_ cancelAndClear:YES];
5054     [self dismissModalViewControllerAnimated:YES];
5055 }
5056
5057 #if !AlwaysReload
5058 - (void) confirmButtonClicked {
5059     if (essential_ != nil)
5060         [essential_ show];
5061     else
5062         [self complete];
5063 }
5064 #endif
5065
5066 @end
5067 /* }}} */
5068
5069 /* Progress Data {{{ */
5070 @interface CydiaProgressData : NSObject {
5071     _transient id delegate_;
5072
5073     bool running_;
5074     float percent_;
5075
5076     float current_;
5077     float total_;
5078     float speed_;
5079
5080     _H<NSMutableArray> events_;
5081     _H<NSString> title_;
5082
5083     _H<NSString> status_;
5084     _H<NSString> finish_;
5085 }
5086
5087 @end
5088
5089 @implementation CydiaProgressData
5090
5091 + (NSArray *) _attributeKeys {
5092     return [NSArray arrayWithObjects:
5093         @"current",
5094         @"events",
5095         @"finish",
5096         @"percent",
5097         @"running",
5098         @"speed",
5099         @"title",
5100         @"total",
5101     nil];
5102 }
5103
5104 - (NSArray *) attributeKeys {
5105     return [[self class] _attributeKeys];
5106 }
5107
5108 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
5109     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
5110 }
5111
5112 - (id) init {
5113     if ((self = [super init]) != nil) {
5114         events_ = [NSMutableArray arrayWithCapacity:32];
5115     } return self;
5116 }
5117
5118 - (id) delegate {
5119     return delegate_;
5120 }
5121
5122 - (void) setDelegate:(id)delegate {
5123     delegate_ = delegate;
5124 }
5125
5126 - (void) setPercent:(float)value {
5127     percent_ = value;
5128 }
5129
5130 - (NSNumber *) percent {
5131     return [NSNumber numberWithFloat:percent_];
5132 }
5133
5134 - (void) setCurrent:(float)value {
5135     current_ = value;
5136 }
5137
5138 - (NSNumber *) current {
5139     return [NSNumber numberWithFloat:current_];
5140 }
5141
5142 - (void) setTotal:(float)value {
5143     total_ = value;
5144 }
5145
5146 - (NSNumber *) total {
5147     return [NSNumber numberWithFloat:total_];
5148 }
5149
5150 - (void) setSpeed:(float)value {
5151     speed_ = value;
5152 }
5153
5154 - (NSNumber *) speed {
5155     return [NSNumber numberWithFloat:speed_];
5156 }
5157
5158 - (NSArray *) events {
5159     return events_;
5160 }
5161
5162 - (void) removeAllEvents {
5163     [events_ removeAllObjects];
5164 }
5165
5166 - (void) addEvent:(CydiaProgressEvent *)event {
5167     [events_ addObject:event];
5168 }
5169
5170 - (void) setTitle:(NSString *)text {
5171     title_ = text;
5172 }
5173
5174 - (NSString *) title {
5175     return title_;
5176 }
5177
5178 - (void) setFinish:(NSString *)text {
5179     finish_ = text;
5180 }
5181
5182 - (NSString *) finish {
5183     return (id) finish_ ?: [NSNull null];
5184 }
5185
5186 - (void) setRunning:(bool)running {
5187     running_ = running;
5188 }
5189
5190 - (NSNumber *) running {
5191     return running_ ? (NSNumber *) kCFBooleanTrue : (NSNumber *) kCFBooleanFalse;
5192 }
5193
5194 @end
5195 /* }}} */
5196 /* Progress Controller {{{ */
5197 @interface ProgressController : CydiaWebViewController <
5198     ProgressDelegate
5199 > {
5200     _transient Database *database_;
5201     _H<CydiaProgressData, 1> progress_;
5202     unsigned cancel_;
5203 }
5204
5205 - (id) initWithDatabase:(Database *)database delegate:(id)delegate;
5206
5207 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title;
5208
5209 - (void) setTitle:(NSString *)title;
5210 - (void) setCancellable:(bool)cancellable;
5211
5212 @end
5213
5214 @implementation ProgressController
5215
5216 - (void) dealloc {
5217     [database_ setProgressDelegate:nil];
5218     [super dealloc];
5219 }
5220
5221 - (UIBarButtonItem *) leftButton {
5222     return cancel_ == 1 ? [[[UIBarButtonItem alloc]
5223         initWithTitle:UCLocalize("CANCEL")
5224         style:UIBarButtonItemStylePlain
5225         target:self
5226         action:@selector(cancel)
5227     ] autorelease] : nil;
5228 }
5229
5230 - (void) updateCancel {
5231     [super applyLeftButton];
5232 }
5233
5234 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
5235     if ((self = [super init]) != nil) {
5236         database_ = database;
5237         delegate_ = delegate;
5238
5239         [database_ setProgressDelegate:self];
5240
5241         progress_ = [[[CydiaProgressData alloc] init] autorelease];
5242         [progress_ setDelegate:self];
5243
5244         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/progress/", UI_]]];
5245
5246         [scroller_ setBackgroundColor:[UIColor blackColor]];
5247
5248         [[self navigationItem] setHidesBackButton:YES];
5249
5250         [self updateCancel];
5251     } return self;
5252 }
5253
5254 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
5255     [super webView:view didClearWindowObject:window forFrame:frame];
5256     [window setValue:progress_ forKey:@"cydiaProgress"];
5257 }
5258
5259 - (void) updateProgress {
5260     [self dispatchEvent:@"CydiaProgressUpdate"];
5261 }
5262
5263 - (void) viewWillAppear:(BOOL)animated {
5264     [[[self navigationController] navigationBar] setBarStyle:UIBarStyleBlack];
5265     [super viewWillAppear:animated];
5266 }
5267
5268 - (void) reloadSpringBoard {
5269     if (kCFCoreFoundationVersionNumber > 700) { // XXX: iOS 6.x
5270         system("/bin/launchctl stop com.apple.backboardd");
5271         sleep(15);
5272         system("/usr/bin/killall backboardd SpringBoard sbreload");
5273         return;
5274     }
5275
5276     pid_t pid(ExecFork());
5277     if (pid == 0) {
5278         if (setsid() == -1)
5279             perror("setsid");
5280
5281         pid_t pid(ExecFork());
5282         if (pid == 0) {
5283             execl("/usr/bin/sbreload", "sbreload", NULL);
5284             perror("sbreload");
5285
5286             exit(0);
5287         } ReapZombie(pid);
5288
5289         exit(0);
5290     } ReapZombie(pid);
5291
5292     sleep(15);
5293     system("/usr/bin/killall backboardd SpringBoard sbreload");
5294 }
5295
5296 - (void) close {
5297     UpdateExternalStatus(0);
5298
5299     if (Finish_ > 1)
5300         [delegate_ saveState];
5301
5302     switch (Finish_) {
5303         case 0:
5304             [delegate_ returnToCydia];
5305         break;
5306
5307         case 1:
5308             [delegate_ terminateWithSuccess];
5309             /*if ([delegate_ respondsToSelector:@selector(suspendWithAnimation:)])
5310                 [delegate_ suspendWithAnimation:YES];
5311             else
5312                 [delegate_ suspend];*/
5313         break;
5314
5315         case 2:
5316             _trace();
5317             goto reload;
5318
5319         case 3:
5320             _trace();
5321             goto reload;
5322
5323         reload: {
5324             UIProgressHUD *hud([delegate_ addProgressHUD]);
5325             [hud setText:UCLocalize("LOADING")];
5326             [self performSelector:@selector(reloadSpringBoard) withObject:nil afterDelay:0.5];
5327             return;
5328         }
5329
5330         case 4:
5331             _trace();
5332             if (void (*SBReboot)(mach_port_t) = reinterpret_cast<void (*)(mach_port_t)>(dlsym(RTLD_DEFAULT, "SBReboot")))
5333                 SBReboot(SBSSpringBoardServerPort());
5334             else
5335                 reboot2(RB_AUTOBOOT);
5336         break;
5337     }
5338
5339     [super close];
5340 }
5341
5342 - (void) setTitle:(NSString *)title {
5343     [progress_ setTitle:title];
5344     [self updateProgress];
5345 }
5346
5347 - (UIBarButtonItem *) rightButton {
5348     return [[progress_ running] boolValue] ? [super rightButton] : [[[UIBarButtonItem alloc]
5349         initWithTitle:UCLocalize("CLOSE")
5350         style:UIBarButtonItemStylePlain
5351         target:self
5352         action:@selector(close)
5353     ] autorelease];
5354 }
5355
5356 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title {
5357     UpdateExternalStatus(1);
5358
5359     [progress_ setRunning:true];
5360     [self setTitle:title];
5361     // implicit updateProgress
5362
5363     SHA1SumValue notifyconf; {
5364         FileFd file;
5365         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5366             _error->Discard();
5367         else {
5368             MMap mmap(file, MMap::ReadOnly);
5369             SHA1Summation sha1;
5370             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5371             notifyconf = sha1.Result();
5372         }
5373     }
5374
5375     SHA1SumValue springlist; {
5376         FileFd file;
5377         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5378             _error->Discard();
5379         else {
5380             MMap mmap(file, MMap::ReadOnly);
5381             SHA1Summation sha1;
5382             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5383             springlist = sha1.Result();
5384         }
5385     }
5386
5387     if (invocation != nil) {
5388         [invocation yieldToSelector:@selector(invoke)];
5389         [self setTitle:@"COMPLETE"];
5390     }
5391
5392     if (Finish_ < 4) {
5393         FileFd file;
5394         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5395             _error->Discard();
5396         else {
5397             MMap mmap(file, MMap::ReadOnly);
5398             SHA1Summation sha1;
5399             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5400             if (!(notifyconf == sha1.Result()))
5401                 Finish_ = 4;
5402         }
5403     }
5404
5405     if (Finish_ < 3) {
5406         FileFd file;
5407         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5408             _error->Discard();
5409         else {
5410             MMap mmap(file, MMap::ReadOnly);
5411             SHA1Summation sha1;
5412             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5413             if (!(springlist == sha1.Result()))
5414                 Finish_ = 3;
5415         }
5416     }
5417
5418     if (Finish_ < 2) {
5419         if (RestartSubstrate_)
5420             Finish_ = 2;
5421     }
5422
5423     RestartSubstrate_ = false;
5424
5425     switch (Finish_) {
5426         case 0: [progress_ setFinish:UCLocalize("RETURN_TO_CYDIA")]; break; /* XXX: Maybe UCLocalize("DONE")? */
5427         case 1: [progress_ setFinish:UCLocalize("CLOSE_CYDIA")]; break;
5428         case 2: [progress_ setFinish:UCLocalize("RESTART_SPRINGBOARD")]; break;
5429         case 3: [progress_ setFinish:UCLocalize("RELOAD_SPRINGBOARD")]; break;
5430         case 4: [progress_ setFinish:UCLocalize("REBOOT_DEVICE")]; break;
5431     }
5432
5433     UpdateExternalStatus(Finish_ == 0 ? 0 : 2);
5434
5435     [progress_ setRunning:false];
5436     [self updateProgress];
5437
5438     [self applyRightButton];
5439 }
5440
5441 - (void) addProgressEvent:(CydiaProgressEvent *)event {
5442     [progress_ addEvent:event];
5443     [self updateProgress];
5444 }
5445
5446 - (bool) isProgressCancelled {
5447     return cancel_ == 2;
5448 }
5449
5450 - (void) cancel {
5451     cancel_ = 2;
5452     [self updateCancel];
5453 }
5454
5455 - (void) setCancellable:(bool)cancellable {
5456     unsigned cancel(cancel_);
5457
5458     if (!cancellable)
5459         cancel_ = 0;
5460     else if (cancel_ == 0)
5461         cancel_ = 1;
5462
5463     if (cancel != cancel_)
5464         [self updateCancel];
5465 }
5466
5467 - (void) setProgressCancellable:(NSNumber *)cancellable {
5468     [self setCancellable:[cancellable boolValue]];
5469 }
5470
5471 - (void) setProgressPercent:(NSNumber *)percent {
5472     [progress_ setPercent:[percent floatValue]];
5473     [self updateProgress];
5474 }
5475
5476 - (void) setProgressStatus:(NSDictionary *)status {
5477     if (status == nil) {
5478         [progress_ setCurrent:0];
5479         [progress_ setTotal:0];
5480         [progress_ setSpeed:0];
5481     } else {
5482         [progress_ setPercent:[[status objectForKey:@"Percent"] floatValue]];
5483
5484         [progress_ setCurrent:[[status objectForKey:@"Current"] floatValue]];
5485         [progress_ setTotal:[[status objectForKey:@"Total"] floatValue]];
5486         [progress_ setSpeed:[[status objectForKey:@"Speed"] floatValue]];
5487     }
5488
5489     [self updateProgress];
5490 }
5491
5492 @end
5493 /* }}} */
5494
5495 /* Package Cell {{{ */
5496 @interface PackageCell : CyteTableViewCell <
5497     CyteTableViewCellDelegate
5498 > {
5499     _H<UIImage> icon_;
5500     _H<NSString> name_;
5501     _H<NSString> description_;
5502     bool commercial_;
5503     _H<NSString> source_;
5504     _H<UIImage> badge_;
5505     _H<UIImage> placard_;
5506     bool summarized_;
5507 }
5508
5509 - (PackageCell *) init;
5510 - (void) setPackage:(Package *)package asSummary:(bool)summary;
5511
5512 - (void) drawContentRect:(CGRect)rect;
5513
5514 @end
5515
5516 @implementation PackageCell
5517
5518 - (PackageCell *) init {
5519     CGRect frame(CGRectMake(0, 0, 320, 74));
5520     if ((self = [super initWithFrame:frame reuseIdentifier:@"Package"]) != nil) {
5521         UIView *content([self contentView]);
5522         CGRect bounds([content bounds]);
5523
5524         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
5525         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5526         [content addSubview:content_];
5527
5528         [content_ setDelegate:self];
5529         [content_ setOpaque:YES];
5530     } return self;
5531 }
5532
5533 - (NSString *) accessibilityLabel {
5534     return name_;
5535 }
5536
5537 - (void) setPackage:(Package *)package asSummary:(bool)summary {
5538     summarized_ = summary;
5539
5540     icon_ = nil;
5541     name_ = nil;
5542     description_ = nil;
5543     source_ = nil;
5544     badge_ = nil;
5545     placard_ = nil;
5546
5547     if (package == nil)
5548         [content_ setBackgroundColor:[UIColor whiteColor]];
5549     else {
5550         [package parse];
5551
5552         Source *source = [package source];
5553
5554         icon_ = [package icon];
5555
5556         if (NSString *name = [package name])
5557             name_ = [NSString stringWithString:name];
5558
5559         if (NSString *description = [package shortDescription])
5560             description_ = [NSString stringWithString:description];
5561
5562         commercial_ = [package isCommercial];
5563
5564         NSString *label = nil;
5565         bool trusted = false;
5566
5567         if (source != nil) {
5568             label = [source label];
5569             trusted = [source trusted];
5570         } else if ([[package id] isEqualToString:@"firmware"])
5571             label = UCLocalize("APPLE");
5572         else
5573             label = [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("UNKNOWN"), UCLocalize("LOCAL")];
5574
5575         NSString *from(label);
5576
5577         NSString *section = [package simpleSection];
5578         if (section != nil && ![section isEqualToString:label]) {
5579             section = [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
5580             from = [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), from, section];
5581         }
5582
5583         source_ = [NSString stringWithFormat:UCLocalize("FROM"), from];
5584
5585         if (NSString *purpose = [package primaryPurpose])
5586             badge_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Purposes/%@.png", App_, purpose]];
5587
5588         UIColor *color;
5589         NSString *placard;
5590
5591         if (NSString *mode = [package mode]) {
5592             if ([mode isEqualToString:@"REMOVE"] || [mode isEqualToString:@"PURGE"]) {
5593                 color = RemovingColor_;
5594                 placard = @"removing";
5595             } else {
5596                 color = InstallingColor_;
5597                 placard = @"installing";
5598             }
5599         } else {
5600             color = [UIColor whiteColor];
5601
5602             if ([package installed] != nil)
5603                 placard = @"installed";
5604             else
5605                 placard = nil;
5606         }
5607
5608         [content_ setBackgroundColor:color];
5609
5610         if (placard != nil)
5611             placard_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/%@.png", App_, placard]];
5612     }
5613
5614     [self setNeedsDisplay];
5615     [content_ setNeedsDisplay];
5616 }
5617
5618 - (void) drawSummaryContentRect:(CGRect)rect {
5619     bool highlighted(highlighted_);
5620     float width([self bounds].size.width);
5621
5622     if (icon_ != nil) {
5623         CGRect rect;
5624         rect.size = [(UIImage *) icon_ size];
5625
5626         while (rect.size.width > 16 || rect.size.height > 16) {
5627             rect.size.width /= 2;
5628             rect.size.height /= 2;
5629         }
5630
5631         rect.origin.x = 19 - rect.size.width / 2;
5632         rect.origin.y = 19 - rect.size.height / 2;
5633
5634         [icon_ drawInRect:rect];
5635     }
5636
5637     if (badge_ != nil) {
5638         CGRect rect;
5639         rect.size = [(UIImage *) badge_ size];
5640
5641         rect.size.width /= 4;
5642         rect.size.height /= 4;
5643
5644         rect.origin.x = 25 - rect.size.width / 2;
5645         rect.origin.y = 25 - rect.size.height / 2;
5646
5647         [badge_ drawInRect:rect];
5648     }
5649
5650     if (highlighted && kCFCoreFoundationVersionNumber < 800)
5651         UISetColor(White_);
5652
5653     if (!highlighted)
5654         UISetColor(commercial_ ? Purple_ : Black_);
5655     [name_ drawAtPoint:CGPointMake(36, 8) forWidth:(width - (placard_ == nil ? 68 : 94)) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5656
5657     if (placard_ != nil)
5658         [placard_ drawAtPoint:CGPointMake(width - 52, 11)];
5659 }
5660
5661 - (void) drawNormalContentRect:(CGRect)rect {
5662     bool highlighted(highlighted_);
5663     float width([self bounds].size.width);
5664
5665     if (icon_ != nil) {
5666         CGRect rect;
5667         rect.size = [(UIImage *) icon_ size];
5668
5669         while (rect.size.width > 32 || rect.size.height > 32) {
5670             rect.size.width /= 2;
5671             rect.size.height /= 2;
5672         }
5673
5674         rect.origin.x = 25 - rect.size.width / 2;
5675         rect.origin.y = 25 - rect.size.height / 2;
5676
5677         [icon_ drawInRect:rect];
5678     }
5679
5680     if (badge_ != nil) {
5681         CGRect rect;
5682         rect.size = [(UIImage *) badge_ size];
5683
5684         rect.size.width /= 2;
5685         rect.size.height /= 2;
5686
5687         rect.origin.x = 36 - rect.size.width / 2;
5688         rect.origin.y = 36 - rect.size.height / 2;
5689
5690         [badge_ drawInRect:rect];
5691     }
5692
5693     if (highlighted && kCFCoreFoundationVersionNumber < 800)
5694         UISetColor(White_);
5695
5696     if (!highlighted)
5697         UISetColor(commercial_ ? Purple_ : Black_);
5698     [name_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - (placard_ == nil ? 80 : 106)) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5699     [source_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
5700
5701     if (!highlighted)
5702         UISetColor(commercial_ ? Purplish_ : Gray_);
5703     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:(width - 46) withFont:Font14_ lineBreakMode:UILineBreakModeTailTruncation];
5704
5705     if (placard_ != nil)
5706         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
5707 }
5708
5709 - (void) drawContentRect:(CGRect)rect {
5710     if (summarized_)
5711         [self drawSummaryContentRect:rect];
5712     else
5713         [self drawNormalContentRect:rect];
5714 }
5715
5716 @end
5717 /* }}} */
5718 /* Section Cell {{{ */
5719 @interface SectionCell : CyteTableViewCell <
5720     CyteTableViewCellDelegate
5721 > {
5722     _H<NSString> basic_;
5723     _H<NSString> section_;
5724     _H<NSString> name_;
5725     _H<NSString> count_;
5726     _H<UIImage> icon_;
5727     _H<UISwitch> switch_;
5728     BOOL editing_;
5729 }
5730
5731 - (void) setSection:(Section *)section editing:(BOOL)editing;
5732
5733 @end
5734
5735 @implementation SectionCell
5736
5737 - (id) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
5738     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
5739         icon_ = [UIImage applicationImageNamed:@"folder.png"];
5740         // XXX: this initial frame is wrong, but is fixed later
5741         switch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(218, 9, 60, 25)] autorelease];
5742         [switch_ addTarget:self action:@selector(onSwitch:) forEvents:UIControlEventValueChanged];
5743
5744         UIView *content([self contentView]);
5745         CGRect bounds([content bounds]);
5746
5747         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
5748         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5749         [content addSubview:content_];
5750         [content_ setBackgroundColor:[UIColor whiteColor]];
5751
5752         [content_ setDelegate:self];
5753     } return self;
5754 }
5755
5756 - (void) onSwitch:(id)sender {
5757     NSMutableDictionary *metadata([Sections_ objectForKey:basic_]);
5758     if (metadata == nil) {
5759         metadata = [NSMutableDictionary dictionaryWithCapacity:2];
5760         [Sections_ setObject:metadata forKey:basic_];
5761     }
5762
5763     [metadata setObject:[NSNumber numberWithBool:([switch_ isOn] == NO)] forKey:@"Hidden"];
5764     Changed_ = true;
5765 }
5766
5767 - (void) setSection:(Section *)section editing:(BOOL)editing {
5768     if (editing != editing_) {
5769         if (editing_)
5770             [switch_ removeFromSuperview];
5771         else
5772             [self addSubview:switch_];
5773         editing_ = editing;
5774     }
5775
5776     basic_ = nil;
5777     section_ = nil;
5778     name_ = nil;
5779     count_ = nil;
5780
5781     if (section == nil) {
5782         name_ = UCLocalize("ALL_PACKAGES");
5783         count_ = nil;
5784     } else {
5785         basic_ = [section name];
5786         section_ = [section localized];
5787
5788         name_  = section_ == nil || [section_ length] == 0 ? UCLocalize("NO_SECTION") : (NSString *) section_;
5789         count_ = [NSString stringWithFormat:@"%d", [section count]];
5790
5791         if (editing_)
5792             [switch_ setOn:(isSectionVisible(basic_) ? 1 : 0) animated:NO];
5793     }
5794
5795     [self setAccessoryType:editing ? UITableViewCellAccessoryNone : UITableViewCellAccessoryDisclosureIndicator];
5796     [self setSelectionStyle:editing ? UITableViewCellSelectionStyleNone : UITableViewCellSelectionStyleBlue];
5797
5798     [content_ setNeedsDisplay];
5799 }
5800
5801 - (void) setFrame:(CGRect)frame {
5802     [super setFrame:frame];
5803
5804     CGRect rect([switch_ frame]);
5805     [switch_ setFrame:CGRectMake(frame.size.width - rect.size.width - 9, 9, rect.size.width, rect.size.height)];
5806 }
5807
5808 - (NSString *) accessibilityLabel {
5809     return name_;
5810 }
5811
5812 - (void) drawContentRect:(CGRect)rect {
5813     bool highlighted(highlighted_ && !editing_);
5814
5815     [icon_ drawInRect:CGRectMake(7, 7, 32, 32)];
5816
5817     if (highlighted && kCFCoreFoundationVersionNumber < 800)
5818         UISetColor(White_);
5819
5820     float width(rect.size.width);
5821     if (editing_)
5822         width -= 9 + [switch_ frame].size.width;
5823
5824     if (!highlighted)
5825         UISetColor(Black_);
5826     [name_ drawAtPoint:CGPointMake(48, 12) forWidth:(width - 58) withFont:Font18_ lineBreakMode:UILineBreakModeTailTruncation];
5827
5828     CGSize size = [count_ sizeWithFont:Font14_];
5829
5830     UISetColor(Folder_);
5831     if (count_ != nil)
5832         [count_ drawAtPoint:CGPointMake(10 + (30 - size.width) / 2, 18) withFont:Font12Bold_];
5833 }
5834
5835 @end
5836 /* }}} */
5837
5838 /* File Table {{{ */
5839 @interface FileTable : CyteViewController <
5840     UITableViewDataSource,
5841     UITableViewDelegate
5842 > {
5843     _transient Database *database_;
5844     _H<Package> package_;
5845     _H<NSString> name_;
5846     _H<NSMutableArray> files_;
5847     _H<UITableView, 2> list_;
5848 }
5849
5850 - (id) initWithDatabase:(Database *)database;
5851 - (void) setPackage:(Package *)package;
5852
5853 @end
5854
5855 @implementation FileTable
5856
5857 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
5858     return files_ == nil ? 0 : [files_ count];
5859 }
5860
5861 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
5862     return 24.0f;
5863 }*/
5864
5865 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
5866     static NSString *reuseIdentifier = @"Cell";
5867
5868     UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
5869     if (cell == nil) {
5870         cell = [[[UITableViewCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
5871         [cell setFont:[UIFont systemFontOfSize:16]];
5872     }
5873     [cell setText:[files_ objectAtIndex:indexPath.row]];
5874     [cell setSelectionStyle:UITableViewCellSelectionStyleNone];
5875
5876     return cell;
5877 }
5878
5879 - (NSURL *) navigationURL {
5880     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/files", [package_ id]]];
5881 }
5882
5883 - (void) loadView {
5884     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease];
5885     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5886     [list_ setRowHeight:24.0f];
5887     [(UITableView *) list_ setDataSource:self];
5888     [list_ setDelegate:self];
5889     [self setView:list_];
5890 }
5891
5892 - (void) viewDidLoad {
5893     [super viewDidLoad];
5894
5895     [[self navigationItem] setTitle:UCLocalize("INSTALLED_FILES")];
5896 }
5897
5898 - (void) releaseSubviews {
5899     list_ = nil;
5900
5901     package_ = nil;
5902     files_ = nil;
5903
5904     [super releaseSubviews];
5905 }
5906
5907 - (id) initWithDatabase:(Database *)database {
5908     if ((self = [super init]) != nil) {
5909         database_ = database;
5910     } return self;
5911 }
5912
5913 - (void) setPackage:(Package *)package {
5914     package_ = nil;
5915     name_ = nil;
5916
5917     files_ = [NSMutableArray arrayWithCapacity:32];
5918
5919     if (package != nil) {
5920         package_ = package;
5921         name_ = [package id];
5922
5923         if (NSArray *files = [package files])
5924             [files_ addObjectsFromArray:files];
5925
5926         if ([files_ count] != 0) {
5927             if ([[files_ objectAtIndex:0] isEqualToString:@"/."])
5928                 [files_ removeObjectAtIndex:0];
5929             [files_ sortUsingSelector:@selector(compareByPath:)];
5930
5931             NSMutableArray *stack = [NSMutableArray arrayWithCapacity:8];
5932             [stack addObject:@"/"];
5933
5934             for (int i(0), e([files_ count]); i != e; ++i) {
5935                 NSString *file = [files_ objectAtIndex:i];
5936                 while (![file hasPrefix:[stack lastObject]])
5937                     [stack removeLastObject];
5938                 NSString *directory = [stack lastObject];
5939                 [stack addObject:[file stringByAppendingString:@"/"]];
5940                 [files_ replaceObjectAtIndex:i withObject:[NSString stringWithFormat:@"%*s%@",
5941                     ([stack count] - 2) * 3, "",
5942                     [file substringFromIndex:[directory length]]
5943                 ]];
5944             }
5945         }
5946     }
5947
5948     [list_ reloadData];
5949 }
5950
5951 - (void) reloadData {
5952     [super reloadData];
5953
5954     [self setPackage:[database_ packageWithName:name_]];
5955 }
5956
5957 @end
5958 /* }}} */
5959 /* Package Controller {{{ */
5960 @interface CYPackageController : CydiaWebViewController <
5961     UIActionSheetDelegate
5962 > {
5963     _transient Database *database_;
5964     _H<Package> package_;
5965     _H<NSString> name_;
5966     bool commercial_;
5967     _H<NSMutableArray> buttons_;
5968     _H<UIBarButtonItem> button_;
5969 }
5970
5971 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name withReferrer:(NSString *)referrer;
5972
5973 @end
5974
5975 @implementation CYPackageController
5976
5977 - (NSURL *) navigationURL {
5978     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@", (id) name_]];
5979 }
5980
5981 /* XXX: this is not safe at all... localization of /fail/ */
5982 - (void) _clickButtonWithName:(NSString *)name {
5983     if ([name isEqualToString:UCLocalize("CLEAR")])
5984         [delegate_ clearPackage:package_];
5985     else if ([name isEqualToString:UCLocalize("INSTALL")])
5986         [delegate_ installPackage:package_];
5987     else if ([name isEqualToString:UCLocalize("REINSTALL")])
5988         [delegate_ installPackage:package_];
5989     else if ([name isEqualToString:UCLocalize("REMOVE")])
5990         [delegate_ removePackage:package_];
5991     else if ([name isEqualToString:UCLocalize("UPGRADE")])
5992         [delegate_ installPackage:package_];
5993     else _assert(false);
5994 }
5995
5996 - (void) actionSheet:(UIActionSheet *)sheet clickedButtonAtIndex:(NSInteger)button {
5997     NSString *context([sheet context]);
5998
5999     if ([context isEqualToString:@"modify"]) {
6000         if (button != [sheet cancelButtonIndex]) {
6001             NSString *buttonName = [buttons_ objectAtIndex:button];
6002             [self _clickButtonWithName:buttonName];
6003         }
6004
6005         [sheet dismissWithClickedButtonIndex:-1 animated:YES];
6006     }
6007 }
6008
6009 - (bool) _allowJavaScriptPanel {
6010     return commercial_;
6011 }
6012
6013 #if !AlwaysReload
6014 - (void) _customButtonClicked {
6015     int count([buttons_ count]);
6016     if (count == 0)
6017         return;
6018
6019     if (count == 1)
6020         [self _clickButtonWithName:[buttons_ objectAtIndex:0]];
6021     else {
6022         NSMutableArray *buttons = [NSMutableArray arrayWithCapacity:count];
6023         [buttons addObjectsFromArray:buttons_];
6024
6025         UIActionSheet *sheet = [[[UIActionSheet alloc]
6026             initWithTitle:nil
6027             delegate:self
6028             cancelButtonTitle:nil
6029             destructiveButtonTitle:nil
6030             otherButtonTitles:nil
6031         ] autorelease];
6032
6033         for (NSString *button in buttons) [sheet addButtonWithTitle:button];
6034         if (!IsWildcat_) {
6035            [sheet addButtonWithTitle:UCLocalize("CANCEL")];
6036            [sheet setCancelButtonIndex:[sheet numberOfButtons] - 1];
6037         }
6038         [sheet setContext:@"modify"];
6039
6040         [delegate_ showActionSheet:sheet fromItem:[[self navigationItem] rightBarButtonItem]];
6041     }
6042 }
6043
6044 - (void) reloadButtonClicked {
6045     if (commercial_ && function_ == nil && [package_ uninstalled])
6046         return;
6047     [self customButtonClicked];
6048 }
6049
6050 - (void) applyLoadingTitle {
6051     // Don't show "Loading" as the title. Ever.
6052 }
6053
6054 - (UIBarButtonItem *) rightButton {
6055     return button_;
6056 }
6057 #endif
6058
6059 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name withReferrer:(NSString *)referrer {
6060     if ((self = [super init]) != nil) {
6061         database_ = database;
6062         buttons_ = [NSMutableArray arrayWithCapacity:4];
6063         name_ = name == nil ? @"" : [NSString stringWithString:name];
6064         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/package/%@", UI_, (id) name_]] withReferrer:referrer];
6065     } return self;
6066 }
6067
6068 - (void) reloadData {
6069     [super reloadData];
6070
6071     package_ = [database_ packageWithName:name_];
6072
6073     [buttons_ removeAllObjects];
6074
6075     if (package_ != nil) {
6076         [(Package *) package_ parse];
6077
6078         commercial_ = [package_ isCommercial];
6079
6080         if ([package_ mode] != nil)
6081             [buttons_ addObject:UCLocalize("CLEAR")];
6082         if ([package_ source] == nil);
6083         else if ([package_ upgradableAndEssential:NO])
6084             [buttons_ addObject:UCLocalize("UPGRADE")];
6085         else if ([package_ uninstalled])
6086             [buttons_ addObject:UCLocalize("INSTALL")];
6087         else
6088             [buttons_ addObject:UCLocalize("REINSTALL")];
6089         if (![package_ uninstalled])
6090             [buttons_ addObject:UCLocalize("REMOVE")];
6091     }
6092
6093     NSString *title;
6094     switch ([buttons_ count]) {
6095         case 0: title = nil; break;
6096         case 1: title = [buttons_ objectAtIndex:0]; break;
6097         default: title = UCLocalize("MODIFY"); break;
6098     }
6099
6100     button_ = [[[UIBarButtonItem alloc]
6101         initWithTitle:title
6102         style:UIBarButtonItemStylePlain
6103         target:self
6104         action:@selector(customButtonClicked)
6105     ] autorelease];
6106 }
6107
6108 - (bool) isLoading {
6109     return commercial_ ? [super isLoading] : false;
6110 }
6111
6112 @end
6113 /* }}} */
6114
6115 /* Package List Controller {{{ */
6116 @interface PackageListController : CyteViewController <
6117     UITableViewDataSource,
6118     UITableViewDelegate
6119 > {
6120     _transient Database *database_;
6121     unsigned era_;
6122     _H<NSArray> packages_;
6123     _H<NSMutableArray> sections_;
6124     _H<UITableView, 2> list_;
6125     _H<NSMutableArray> index_;
6126     _H<NSMutableDictionary> indices_;
6127     _H<NSString> title_;
6128     unsigned reloading_;
6129 }
6130
6131 - (id) initWithDatabase:(Database *)database title:(NSString *)title;
6132 - (void) setDelegate:(id)delegate;
6133 - (void) resetCursor;
6134 - (void) clearData;
6135
6136 @end
6137
6138 @implementation PackageListController
6139
6140 - (NSURL *) referrerURL {
6141     return [self navigationURL];
6142 }
6143
6144 - (bool) isSummarized {
6145     return false;
6146 }
6147
6148 - (bool) showsSections {
6149     return true;
6150 }
6151
6152 - (void) deselectWithAnimation:(BOOL)animated {
6153     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
6154 }
6155
6156 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration curve:(UIViewAnimationCurve)curve {
6157     CGRect base = [[self view] bounds];
6158     base.size.height -= bounds.size.height;
6159     base.origin = [list_ frame].origin;
6160
6161     [UIView beginAnimations:nil context:NULL];
6162     [UIView setAnimationBeginsFromCurrentState:YES];
6163     [UIView setAnimationCurve:curve];
6164     [UIView setAnimationDuration:duration];
6165     [list_ setFrame:base];
6166     [UIView commitAnimations];
6167 }
6168
6169 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration {
6170     [self resizeForKeyboardBounds:bounds duration:duration curve:UIViewAnimationCurveLinear];
6171 }
6172
6173 - (void) resizeForKeyboardBounds:(CGRect)bounds {
6174     [self resizeForKeyboardBounds:bounds duration:0];
6175 }
6176
6177 - (void) getKeyboardCurve:(UIViewAnimationCurve *)curve duration:(NSTimeInterval *)duration forNotification:(NSNotification *)notification {
6178     if (&UIKeyboardAnimationCurveUserInfoKey == NULL)
6179         *curve = UIViewAnimationCurveEaseInOut;
6180     else
6181         [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:curve];
6182
6183     if (&UIKeyboardAnimationDurationUserInfoKey == NULL)
6184         *duration = 0.3;
6185     else
6186         [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:duration];
6187 }
6188
6189 - (void) keyboardWillShow:(NSNotification *)notification {
6190     CGRect bounds;
6191     CGPoint center;
6192     [[[notification userInfo] objectForKey:UIKeyboardBoundsUserInfoKey] getValue:&bounds];
6193     [[[notification userInfo] objectForKey:UIKeyboardCenterEndUserInfoKey] getValue:&center];
6194
6195     NSTimeInterval duration;
6196     UIViewAnimationCurve curve;
6197     [self getKeyboardCurve:&curve duration:&duration forNotification:notification];
6198
6199     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);
6200     UIViewController *base = self;
6201     while ([base parentOrPresentingViewController] != nil)
6202         base = [base parentOrPresentingViewController];
6203     CGRect viewframe = [[base view] convertRect:[list_ frame] fromView:[list_ superview]];
6204     CGRect intersection = CGRectIntersection(viewframe, kbframe);
6205
6206     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
6207         intersection.size.height += CYStatusBarHeight();
6208
6209     [self resizeForKeyboardBounds:intersection duration:duration curve:curve];
6210 }
6211
6212 - (void) keyboardWillHide:(NSNotification *)notification {
6213     NSTimeInterval duration;
6214     UIViewAnimationCurve curve;
6215     [self getKeyboardCurve:&curve duration:&duration forNotification:notification];
6216
6217     [self resizeForKeyboardBounds:CGRectZero duration:duration curve:curve];
6218 }
6219
6220 - (void) viewWillAppear:(BOOL)animated {
6221     [super viewWillAppear:animated];
6222
6223     [self resizeForKeyboardBounds:CGRectZero];
6224     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillShow:) name:UIKeyboardWillShowNotification object:nil];
6225     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillHide:) name:UIKeyboardWillHideNotification object:nil];
6226 }
6227
6228 - (void) viewWillDisappear:(BOOL)animated {
6229     [super viewWillDisappear:animated];
6230
6231     [self resizeForKeyboardBounds:CGRectZero];
6232     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillShowNotification object:nil];
6233     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillHideNotification object:nil];
6234 }
6235
6236 - (void) viewDidAppear:(BOOL)animated {
6237     [super viewDidAppear:animated];
6238     [self deselectWithAnimation:animated];
6239 }
6240
6241 - (void) didSelectPackage:(Package *)package {
6242     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id] withReferrer:[[self referrerURL] absoluteString]] autorelease]);
6243     [view setDelegate:delegate_];
6244     [[self navigationController] pushViewController:view animated:YES];
6245 }
6246
6247 #if TryIndexedCollation
6248 + (BOOL) hasIndexedCollation {
6249     return NO; // XXX: objc_getClass("UILocalizedIndexedCollation") != nil;
6250 }
6251 #endif
6252
6253 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
6254     NSInteger count([sections_ count]);
6255     return count == 0 ? 1 : count;
6256 }
6257
6258 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
6259     if ([sections_ count] == 0 || [[sections_ objectAtIndex:section] count] == 0)
6260         return nil;
6261     return [[sections_ objectAtIndex:section] name];
6262 }
6263
6264 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
6265     if ([sections_ count] == 0)
6266         return 0;
6267     return [[sections_ objectAtIndex:section] count];
6268 }
6269
6270 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
6271 @synchronized (database_) {
6272     if ([database_ era] != era_)
6273         return nil;
6274
6275     Section *section([sections_ objectAtIndex:[path section]]);
6276     NSInteger row([path row]);
6277     Package *package([packages_ objectAtIndex:([section row] + row)]);
6278     return [[package retain] autorelease];
6279 } }
6280
6281 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
6282     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
6283     if (cell == nil)
6284         cell = [[[PackageCell alloc] init] autorelease];
6285
6286     Package *package([database_ packageWithName:[[self packageAtIndexPath:path] id]]);
6287     [cell setPackage:package asSummary:[self isSummarized]];
6288     return cell;
6289 }
6290
6291 - (void) tableView:(UITableView *)table didSelectRowAtIndexPath:(NSIndexPath *)path {
6292     Package *package([self packageAtIndexPath:path]);
6293     package = [database_ packageWithName:[package id]];
6294     [self didSelectPackage:package];
6295 }
6296
6297 - (NSArray *) sectionIndexTitlesForTableView:(UITableView *)tableView {
6298     if (![self showsSections])
6299         return nil;
6300
6301     return index_;
6302 }
6303
6304 - (NSInteger) tableView:(UITableView *)tableView sectionForSectionIndexTitle:(NSString *)title atIndex:(NSInteger)index {
6305 #if TryIndexedCollation
6306     if ([[self class] hasIndexedCollation]) {
6307         return [[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionForSectionIndexTitleAtIndex:index];
6308     }
6309 #endif
6310
6311     return index;
6312 }
6313
6314 - (void) updateHeight {
6315     [list_ setRowHeight:([self isSummarized] ? 38 : 73)];
6316 }
6317
6318 - (id) initWithDatabase:(Database *)database title:(NSString *)title {
6319     if ((self = [super init]) != nil) {
6320         database_ = database;
6321         title_ = [title copy];
6322         [[self navigationItem] setTitle:title_];
6323     } return self;
6324 }
6325
6326 - (void) loadView {
6327     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
6328     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
6329     [self setView:view];
6330
6331     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain] autorelease];
6332     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6333     [view addSubview:list_];
6334
6335     // XXX: is 20 the most optimal number here?
6336     [list_ setSectionIndexMinimumDisplayRowCount:20];
6337
6338     [(UITableView *) list_ setDataSource:self];
6339     [list_ setDelegate:self];
6340
6341     [self updateHeight];
6342 }
6343
6344 - (void) releaseSubviews {
6345     list_ = nil;
6346
6347     packages_ = nil;
6348     sections_ = nil;
6349     index_ = nil;
6350     indices_ = nil;
6351
6352     [super releaseSubviews];
6353 }
6354
6355 - (void) setDelegate:(id)delegate {
6356     delegate_ = delegate;
6357 }
6358
6359 - (bool) shouldYield {
6360     return false;
6361 }
6362
6363 - (bool) shouldBlock {
6364     return false;
6365 }
6366
6367 - (NSMutableArray *) _reloadPackages {
6368 @synchronized (database_) {
6369     era_ = [database_ era];
6370     NSArray *packages([database_ packages]);
6371
6372     return [NSMutableArray arrayWithArray:packages];
6373 } }
6374
6375 - (void) _reloadData {
6376     if (reloading_ != 0) {
6377         reloading_ = 2;
6378         return;
6379     }
6380
6381     NSArray *packages;
6382
6383   reload:
6384     if ([self shouldYield]) {
6385         do {
6386             UIProgressHUD *hud;
6387
6388             if (![self shouldBlock])
6389                 hud = nil;
6390             else {
6391                 hud = [delegate_ addProgressHUD];
6392                 [hud setText:UCLocalize("LOADING")];
6393             }
6394
6395             reloading_ = 1;
6396             packages = [self yieldToSelector:@selector(_reloadPackages)];
6397
6398             if (hud != nil)
6399                 [delegate_ removeProgressHUD:hud];
6400         } while (reloading_ == 2);
6401     } else {
6402         packages = [self _reloadPackages];
6403     }
6404
6405 @synchronized (database_) {
6406     if (era_ != [database_ era])
6407         goto reload;
6408     reloading_ = 0;
6409
6410     packages_ = packages;
6411
6412     indices_ = [NSMutableDictionary dictionaryWithCapacity:32];
6413     sections_ = [NSMutableArray arrayWithCapacity:16];
6414
6415     Section *section = nil;
6416
6417 #if TryIndexedCollation
6418     if ([[self class] hasIndexedCollation]) {
6419         index_ = [[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionIndexTitles];
6420
6421         id collation = [objc_getClass("UILocalizedIndexedCollation") currentCollation];
6422         NSArray *titles = [collation sectionIndexTitles];
6423         int secidx = -1;
6424
6425         _profile(PackageTable$reloadData$Section)
6426             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6427                 Package *package;
6428                 int index;
6429
6430                 _profile(PackageTable$reloadData$Section$Package)
6431                     package = [packages_ objectAtIndex:offset];
6432                     index = [collation sectionForObject:package collationStringSelector:@selector(name)];
6433                 _end
6434
6435                 while (secidx < index) {
6436                     secidx += 1;
6437
6438                     _profile(PackageTable$reloadData$Section$Allocate)
6439                         section = [[[Section alloc] initWithName:[titles objectAtIndex:secidx] row:offset localize:NO] autorelease];
6440                     _end
6441
6442                     _profile(PackageTable$reloadData$Section$Add)
6443                         [sections_ addObject:section];
6444                     _end
6445                 }
6446
6447                 [section addToCount];
6448             }
6449         _end
6450     } else
6451 #endif
6452     {
6453         index_ = [NSMutableArray arrayWithCapacity:32];
6454
6455         bool sectioned([self showsSections]);
6456         if (!sectioned) {
6457             section = [[[Section alloc] initWithName:nil localize:false] autorelease];
6458             [sections_ addObject:section];
6459         }
6460
6461         _profile(PackageTable$reloadData$Section)
6462             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6463                 Package *package;
6464                 unichar index;
6465
6466                 _profile(PackageTable$reloadData$Section$Package)
6467                     package = [packages_ objectAtIndex:offset];
6468                     index = [package index];
6469                 _end
6470
6471                 if (sectioned && (section == nil || [section index] != index)) {
6472                     _profile(PackageTable$reloadData$Section$Allocate)
6473                         section = [[[Section alloc] initWithIndex:index row:offset] autorelease];
6474                     _end
6475
6476                     [index_ addObject:[section name]];
6477                     //[indices_ setObject:[NSNumber numberForInt:[sections_ count]] forKey:index];
6478
6479                     _profile(PackageTable$reloadData$Section$Add)
6480                         [sections_ addObject:section];
6481                     _end
6482                 }
6483
6484                 [section addToCount];
6485             }
6486         _end
6487     }
6488
6489     [self updateHeight];
6490
6491     _profile(PackageTable$reloadData$List)
6492         [(UITableView *) list_ setDataSource:self];
6493         [list_ reloadData];
6494     _end
6495 } }
6496
6497 - (void) reloadData {
6498     [super reloadData];
6499
6500     if ([self shouldYield])
6501         [self performSelector:@selector(_reloadData) withObject:nil afterDelay:0];
6502     else
6503         [self _reloadData];
6504 }
6505
6506 - (void) resetCursor {
6507     [list_ scrollRectToVisible:CGRectMake(0, 0, 1, 1) animated:NO];
6508 }
6509
6510 - (void) clearData {
6511     [self updateHeight];
6512
6513     [list_ setDataSource:nil];
6514     [list_ reloadData];
6515
6516     [self resetCursor];
6517 }
6518
6519 @end
6520 /* }}} */
6521 /* Filtered Package List Controller {{{ */
6522 @interface FilteredPackageListController : PackageListController {
6523     SEL filter_;
6524     IMP imp_;
6525     _H<NSObject> object_;
6526     _H<NSObject> stuff_;
6527 }
6528
6529 - (void) setObject:(id)object;
6530 - (void) setStuff:(id)object;
6531 - (void) setObject:(id)object andStuff:(id)stuff;
6532
6533 - (void) setObject:(id)object forFilter:(SEL)filter;
6534 - (void) setObject:(id)object andStuff:(id)stuff forFilter:(SEL)filter;
6535
6536 - (SEL) filter;
6537 - (void) setFilter:(SEL)filter;
6538
6539 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object;
6540
6541 @end
6542
6543 @implementation FilteredPackageListController
6544
6545 - (SEL) filter {
6546     return filter_;
6547 }
6548
6549 - (void) setFilter:(SEL)filter {
6550 @synchronized (self) {
6551     filter_ = filter;
6552
6553     /* XXX: this is an unsafe optimization of doomy hell */
6554     Method method(class_getInstanceMethod([Package class], filter));
6555     _assert(method != NULL);
6556     imp_ = method_getImplementation(method);
6557     _assert(imp_ != NULL);
6558 } }
6559
6560 - (void) setObject:(id)object {
6561 @synchronized (self) {
6562     object_ = object;
6563 } }
6564
6565 - (void) setStuff:(id)stuff {
6566 @synchronized (self) {
6567     stuff_ = stuff;
6568 } }
6569
6570 - (void) setObject:(id)object andStuff:(id)stuff {
6571 @synchronized (self) {
6572     object_ = object;
6573     stuff_ = stuff;
6574 } }
6575
6576 - (void) setObject:(id)object forFilter:(SEL)filter {
6577 @synchronized (self) {
6578     [self setFilter:filter];
6579     object_ = object;
6580 } }
6581
6582 - (void) setObject:(id)object andStuff:(id)stuff forFilter:(SEL)filter {
6583 @synchronized (self) {
6584     [self setFilter:filter];
6585     object_ = object;
6586     stuff_ = stuff;
6587 } }
6588
6589 - (NSMutableArray *) _reloadPackages {
6590 @synchronized (database_) {
6591     era_ = [database_ era];
6592     NSArray *packages([database_ packages]);
6593
6594     NSMutableArray *filtered([NSMutableArray arrayWithCapacity:[packages count]]);
6595
6596     IMP imp;
6597     SEL filter;
6598     _H<NSObject> object;
6599     _H<NSObject> stuff;
6600
6601     @synchronized (self) {
6602         imp = imp_;
6603         filter = filter_;
6604         object = object_;
6605         stuff = stuff_;
6606     }
6607
6608     _profile(PackageTable$reloadData$Filter)
6609         for (Package *package in packages)
6610             if ([package valid] && (*reinterpret_cast<bool (*)(id, SEL, id, id)>(imp))(package, filter, object, stuff))
6611                 [filtered addObject:package];
6612     _end
6613
6614     return filtered;
6615 } }
6616
6617 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object {
6618     if ((self = [super initWithDatabase:database title:title]) != nil) {
6619         [self setFilter:filter];
6620         object_ = object;
6621     } return self;
6622 }
6623
6624 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object with:(id)stuff {
6625     if ((self = [super initWithDatabase:database title:title]) != nil) {
6626         [self setFilter:filter];
6627         object_ = object;
6628         stuff_ = stuff;
6629     } return self;
6630 }
6631
6632 @end
6633 /* }}} */
6634
6635 /* Home Controller {{{ */
6636 @interface HomeController : CydiaWebViewController {
6637     CFRunLoopRef runloop_;
6638     SCNetworkReachabilityRef reachability_;
6639 }
6640
6641 @end
6642
6643 @implementation HomeController
6644
6645 static void HomeControllerReachabilityCallback(SCNetworkReachabilityRef reachability, SCNetworkReachabilityFlags flags, void *info) {
6646     [(HomeController *) info dispatchEvent:@"CydiaReachabilityCallback"];
6647 }
6648
6649 - (id) init {
6650     if ((self = [super init]) != nil) {
6651         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/home/", UI_]]];
6652         [self reloadData];
6653
6654         reachability_ = SCNetworkReachabilityCreateWithName(kCFAllocatorDefault, "cydia.saurik.com");
6655         if (reachability_ != NULL) {
6656             SCNetworkReachabilityContext context = {0, self, NULL, NULL, NULL};
6657             SCNetworkReachabilitySetCallback(reachability_, HomeControllerReachabilityCallback, &context);
6658
6659             CFRunLoopRef runloop(CFRunLoopGetCurrent());
6660             if (SCNetworkReachabilityScheduleWithRunLoop(reachability_, runloop, kCFRunLoopDefaultMode))
6661                 runloop_ = runloop;
6662         }
6663     } return self;
6664 }
6665
6666 - (void) dealloc {
6667     if (reachability_ != NULL && runloop_ != NULL)
6668         SCNetworkReachabilityUnscheduleFromRunLoop(reachability_, runloop_, kCFRunLoopDefaultMode);
6669     [super dealloc];
6670 }
6671
6672 - (NSURL *) navigationURL {
6673     return [NSURL URLWithString:@"cydia://home"];
6674 }
6675
6676 - (void) aboutButtonClicked {
6677     UIAlertView *alert([[[UIAlertView alloc] init] autorelease]);
6678
6679     [alert setTitle:UCLocalize("ABOUT_CYDIA")];
6680     [alert addButtonWithTitle:UCLocalize("CLOSE")];
6681     [alert setCancelButtonIndex:0];
6682
6683     [alert setMessage:
6684         @"Copyright \u00a9 2008-2013\n"
6685         "SaurikIT, LLC\n"
6686         "\n"
6687         "Jay Freeman (saurik)\n"
6688         "saurik@saurik.com\n"
6689         "http://www.saurik.com/"
6690     ];
6691
6692     [alert show];
6693 }
6694
6695 - (UIBarButtonItem *) leftButton {
6696     return [[[UIBarButtonItem alloc]
6697         initWithTitle:UCLocalize("ABOUT")
6698         style:UIBarButtonItemStylePlain
6699         target:self
6700         action:@selector(aboutButtonClicked)
6701     ] autorelease];
6702 }
6703
6704 @end
6705 /* }}} */
6706
6707 /* Refresh Bar {{{ */
6708 @interface RefreshBar : UINavigationBar {
6709     _H<UIProgressIndicator> indicator_;
6710     _H<UITextLabel> prompt_;
6711     _H<UINavigationButton> cancel_;
6712 }
6713
6714 @end
6715
6716 @implementation RefreshBar
6717
6718 - (void) positionViews {
6719     CGRect frame = [cancel_ frame];
6720     frame.size = [cancel_ sizeThatFits:frame.size];
6721     frame.origin.x = [self frame].size.width - frame.size.width - 5;
6722     frame.origin.y = ([self frame].size.height - frame.size.height) / 2;
6723     [cancel_ setFrame:frame];
6724
6725     CGSize indsize([UIProgressIndicator defaultSizeForStyle:[indicator_ activityIndicatorViewStyle]]);
6726     unsigned indoffset = ([self frame].size.height - indsize.height) / 2;
6727     CGRect indrect = {{indoffset, indoffset}, indsize};
6728     [indicator_ setFrame:indrect];
6729
6730     CGSize prmsize = {215, indsize.height + 4};
6731     CGRect prmrect = {{
6732         indoffset * 2 + indsize.width,
6733         unsigned([self frame].size.height - prmsize.height) / 2 - 1
6734     }, prmsize};
6735     [prompt_ setFrame:prmrect];
6736 }
6737
6738 - (void) setFrame:(CGRect)frame {
6739     [super setFrame:frame];
6740     [self positionViews];
6741 }
6742
6743 - (id) initWithFrame:(CGRect)frame delegate:(id)delegate {
6744     if ((self = [super initWithFrame:frame]) != nil) {
6745         [self setAutoresizingMask:UIViewAutoresizingFlexibleWidth];
6746
6747         [self setBarStyle:UIBarStyleBlack];
6748
6749         UIBarStyle barstyle([self _barStyle:NO]);
6750         bool ugly(barstyle == UIBarStyleDefault);
6751
6752         UIProgressIndicatorStyle style = ugly ?
6753             UIProgressIndicatorStyleMediumBrown :
6754             UIProgressIndicatorStyleMediumWhite;
6755
6756         indicator_ = [[[UIProgressIndicator alloc] initWithFrame:CGRectZero] autorelease];
6757         [(UIProgressIndicator *) indicator_ setStyle:style];
6758         [indicator_ startAnimation];
6759         [self addSubview:indicator_];
6760
6761         prompt_ = [[[UITextLabel alloc] initWithFrame:CGRectZero] autorelease];
6762         [prompt_ setColor:[UIColor colorWithCGColor:(ugly ? Blueish_ : Off_)]];
6763         [prompt_ setBackgroundColor:[UIColor clearColor]];
6764         [prompt_ setFont:[UIFont systemFontOfSize:15]];
6765         [self addSubview:prompt_];
6766
6767         cancel_ = [[[UINavigationButton alloc] initWithTitle:UCLocalize("CANCEL") style:UINavigationButtonStyleHighlighted] autorelease];
6768         [cancel_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
6769         [cancel_ addTarget:delegate action:@selector(cancelPressed) forControlEvents:UIControlEventTouchUpInside];
6770         [cancel_ setBarStyle:barstyle];
6771
6772         [self positionViews];
6773     } return self;
6774 }
6775
6776 - (void) setCancellable:(bool)cancellable {
6777     if (cancellable)
6778         [self addSubview:cancel_];
6779     else
6780         [cancel_ removeFromSuperview];
6781 }
6782
6783 - (void) start {
6784     [prompt_ setText:UCLocalize("UPDATING_DATABASE")];
6785 }
6786
6787 - (void) stop {
6788     [self setCancellable:NO];
6789 }
6790
6791 - (void) setPrompt:(NSString *)prompt {
6792     [prompt_ setText:prompt];
6793 }
6794
6795 - (void) setProgress:(float)progress {
6796 }
6797
6798 @end
6799 /* }}} */
6800
6801 /* Cydia Navigation Controller Interface {{{ */
6802 @interface UINavigationController (Cydia)
6803
6804 - (NSArray *) navigationURLCollection;
6805 - (void) unloadData;
6806
6807 @end
6808 /* }}} */
6809
6810 /* Cydia Tab Bar Controller {{{ */
6811 @interface CydiaTabBarController : CyteTabBarController <
6812     UITabBarControllerDelegate,
6813     ProgressDelegate
6814 > {
6815     _transient Database *database_;
6816     _H<RefreshBar, 1> refreshbar_;
6817
6818     bool dropped_;
6819     bool updating_;
6820     // XXX: ok, "updatedelegate_"?...
6821     _transient NSObject<CydiaDelegate> *updatedelegate_;
6822 }
6823
6824 - (NSArray *) navigationURLCollection;
6825 - (void) dropBar:(BOOL)animated;
6826 - (void) beginUpdate;
6827 - (void) raiseBar:(BOOL)animated;
6828 - (BOOL) updating;
6829
6830 @end
6831
6832 @implementation CydiaTabBarController
6833
6834 - (NSArray *) navigationURLCollection {
6835     NSMutableArray *items([NSMutableArray array]);
6836
6837     // XXX: Should this deal with transient view controllers?
6838     for (id navigation in [self viewControllers]) {
6839         NSArray *stack = [navigation performSelector:@selector(navigationURLCollection)];
6840         if (stack != nil)
6841             [items addObject:stack];
6842     }
6843
6844     return items;
6845 }
6846
6847 - (void) dealloc {
6848     [[NSNotificationCenter defaultCenter] removeObserver:self];
6849
6850     [super dealloc];
6851 }
6852
6853 - (id) initWithDatabase:(Database *)database {
6854     if ((self = [super init]) != nil) {
6855         database_ = database;
6856         [self setDelegate:self];
6857
6858         [[self view] setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6859         [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(statusBarFrameChanged:) name:UIApplicationDidChangeStatusBarFrameNotification object:nil];
6860
6861         refreshbar_ = [[[RefreshBar alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, [UINavigationBar defaultSize].height) delegate:self] autorelease];
6862     } return self;
6863 }
6864
6865 - (void) setUpdate:(NSDate *)date {
6866     [self beginUpdate];
6867 }
6868
6869 - (void) beginUpdate {
6870     [(RefreshBar *) refreshbar_ start];
6871     [self dropBar:YES];
6872
6873     [updatedelegate_ retainNetworkActivityIndicator];
6874     updating_ = true;
6875
6876     [NSThread
6877         detachNewThreadSelector:@selector(performUpdate)
6878         toTarget:self
6879         withObject:nil
6880     ];
6881 }
6882
6883 - (void) performUpdate {
6884     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
6885
6886     Status status;
6887     status.setDelegate(self);
6888     [database_ updateWithStatus:status];
6889
6890     [self
6891         performSelectorOnMainThread:@selector(completeUpdate)
6892         withObject:nil
6893         waitUntilDone:NO
6894     ];
6895
6896     [pool release];
6897 }
6898
6899 - (void) stopUpdateWithSelector:(SEL)selector {
6900     updating_ = false;
6901     [updatedelegate_ releaseNetworkActivityIndicator];
6902
6903     [self raiseBar:YES];
6904     [refreshbar_ stop];
6905
6906     [updatedelegate_ performSelector:selector withObject:nil afterDelay:0];
6907 }
6908
6909 - (void) completeUpdate {
6910     if (!updating_)
6911         return;
6912     [self stopUpdateWithSelector:@selector(reloadData)];
6913 }
6914
6915 - (void) cancelUpdate {
6916     [self stopUpdateWithSelector:@selector(updateDataAndLoad)];
6917 }
6918
6919 - (void) cancelPressed {
6920     [self cancelUpdate];
6921 }
6922
6923 - (BOOL) updating {
6924     return updating_;
6925 }
6926
6927 - (void) addProgressEvent:(CydiaProgressEvent *)event {
6928     [refreshbar_ setPrompt:[event compoundMessage]];
6929 }
6930
6931 - (bool) isProgressCancelled {
6932     return !updating_;
6933 }
6934
6935 - (void) setProgressCancellable:(NSNumber *)cancellable {
6936     [refreshbar_ setCancellable:(updating_ && [cancellable boolValue])];
6937 }
6938
6939 - (void) setProgressPercent:(NSNumber *)percent {
6940     [refreshbar_ setProgress:[percent floatValue]];
6941 }
6942
6943 - (void) setProgressStatus:(NSDictionary *)status {
6944     if (status != nil)
6945         [self setProgressPercent:[status objectForKey:@"Percent"]];
6946 }
6947
6948 - (void) setUpdateDelegate:(id)delegate {
6949     updatedelegate_ = delegate;
6950 }
6951
6952 - (UIView *) transitionView {
6953     if (![self respondsToSelector:@selector(_transitionView)])
6954         return MSHookIvar<id>(self, "_viewControllerTransitionView");
6955     else if (kCFCoreFoundationVersionNumber < 800)
6956         return [self _transitionView];
6957     else
6958         return [[[self _transitionView] superview] superview];
6959 }
6960
6961 - (void) dropBar:(BOOL)animated {
6962     if (dropped_)
6963         return;
6964     dropped_ = true;
6965
6966     UIView *transition([self transitionView]);
6967     [[self view] addSubview:refreshbar_];
6968
6969     CGRect barframe([refreshbar_ frame]);
6970
6971     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
6972         barframe.origin.y = 0;
6973     else if (kCFCoreFoundationVersionNumber < 800)
6974         barframe.origin.y = CYStatusBarHeight();
6975     else
6976         barframe.origin.y = 0; //-barframe.size.height + CYStatusBarHeight();
6977
6978     [refreshbar_ setFrame:barframe];
6979
6980     CGRect viewframe = [transition frame];
6981
6982 if (kCFCoreFoundationVersionNumber < 800) {
6983     if (animated)
6984         [UIView beginAnimations:nil context:NULL];
6985
6986     float adjust(barframe.size.height);
6987     if (kCFCoreFoundationVersionNumber >= 800)
6988         adjust -= CYStatusBarHeight();
6989     viewframe.origin.y += adjust;
6990     viewframe.size.height -= adjust;
6991     [transition setFrame:viewframe];
6992
6993     if (animated)
6994         [UIView commitAnimations];
6995 }
6996
6997     // Ensure bar has the proper width for our view, it might have changed
6998     barframe.size.width = viewframe.size.width;
6999     [refreshbar_ setFrame:barframe];
7000 }
7001
7002 - (void) raiseBar:(BOOL)animated {
7003     if (!dropped_)
7004         return;
7005     dropped_ = false;
7006
7007     UIView *transition([self transitionView]);
7008     [refreshbar_ removeFromSuperview];
7009
7010     CGRect barframe([refreshbar_ frame]);
7011
7012 if (kCFCoreFoundationVersionNumber < 800) {
7013     if (animated)
7014         [UIView beginAnimations:nil context:NULL];
7015
7016     CGRect viewframe = [transition frame];
7017     float adjust(barframe.size.height);
7018     if (kCFCoreFoundationVersionNumber >= 800)
7019         adjust -= CYStatusBarHeight();
7020     viewframe.origin.y -= adjust;
7021     viewframe.size.height += adjust;
7022     [transition setFrame:viewframe];
7023
7024     if (animated)
7025         [UIView commitAnimations];
7026 }
7027 }
7028
7029 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
7030     bool dropped(dropped_);
7031
7032     if (dropped)
7033         [self raiseBar:NO];
7034
7035     [super didRotateFromInterfaceOrientation:fromInterfaceOrientation];
7036
7037     if (dropped)
7038         [self dropBar:NO];
7039 }
7040
7041 - (void) statusBarFrameChanged:(NSNotification *)notification {
7042     if (dropped_) {
7043         [self raiseBar:NO];
7044         [self dropBar:NO];
7045     }
7046 }
7047
7048 @end
7049 /* }}} */
7050
7051 /* Cydia Navigation Controller Implementation {{{ */
7052 @implementation UINavigationController (Cydia)
7053
7054 - (NSArray *) navigationURLCollection {
7055     NSMutableArray *stack([NSMutableArray array]);
7056
7057     for (CyteViewController *controller in [self viewControllers]) {
7058         NSString *url = [[controller navigationURL] absoluteString];
7059         if (url != nil)
7060             [stack addObject:url];
7061     }
7062
7063     return stack;
7064 }
7065
7066 - (void) reloadData {
7067     [super reloadData];
7068
7069     UIViewController *visible([self visibleViewController]);
7070     if (visible != nil)
7071         [visible reloadData];
7072
7073     // on the iPad, this view controller is ALSO visible. :(
7074     if (IsWildcat_)
7075         if (UIViewController *top = [self topViewController])
7076             if (top != visible)
7077                 [top reloadData];
7078 }
7079
7080 - (void) unloadData {
7081     for (CyteViewController *page in [self viewControllers])
7082         [page unloadData];
7083
7084     [super unloadData];
7085 }
7086
7087 @end
7088 /* }}} */
7089
7090 /* Cydia:// Protocol {{{ */
7091 @interface CydiaURLProtocol : NSURLProtocol {
7092 }
7093
7094 @end
7095
7096 @implementation CydiaURLProtocol
7097
7098 + (BOOL) canInitWithRequest:(NSURLRequest *)request {
7099     NSURL *url([request URL]);
7100     if (url == nil)
7101         return NO;
7102
7103     NSString *scheme([[url scheme] lowercaseString]);
7104     if (scheme != nil && [scheme isEqualToString:@"cydia"])
7105         return YES;
7106     if ([[url absoluteString] hasPrefix:@"about:cydia-"])
7107         return YES;
7108
7109     return NO;
7110 }
7111
7112 + (NSURLRequest *) canonicalRequestForRequest:(NSURLRequest *)request {
7113     return request;
7114 }
7115
7116 - (void) _returnPNGWithImage:(UIImage *)icon forRequest:(NSURLRequest *)request {
7117     id<NSURLProtocolClient> client([self client]);
7118     if (icon == nil)
7119         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorFileDoesNotExist userInfo:nil]];
7120     else {
7121         NSData *data(UIImagePNGRepresentation(icon));
7122
7123         NSURLResponse *response([[[NSURLResponse alloc] initWithURL:[request URL] MIMEType:@"image/png" expectedContentLength:-1 textEncodingName:nil] autorelease]);
7124         [client URLProtocol:self didReceiveResponse:response cacheStoragePolicy:NSURLCacheStorageNotAllowed];
7125         [client URLProtocol:self didLoadData:data];
7126         [client URLProtocolDidFinishLoading:self];
7127     }
7128 }
7129
7130 - (void) startLoading {
7131     id<NSURLProtocolClient> client([self client]);
7132     NSURLRequest *request([self request]);
7133
7134     NSURL *url([request URL]);
7135     NSString *href([url absoluteString]);
7136     NSString *scheme([[url scheme] lowercaseString]);
7137
7138     NSString *path;
7139
7140     if ([scheme isEqualToString:@"cydia"])
7141         path = [href substringFromIndex:8];
7142     else if ([scheme isEqualToString:@"about"])
7143         path = [href substringFromIndex:12];
7144     else _assert(false);
7145
7146     NSRange slash([path rangeOfString:@"/"]);
7147
7148     NSString *command;
7149     if (slash.location == NSNotFound) {
7150         command = path;
7151         path = nil;
7152     } else {
7153         command = [path substringToIndex:slash.location];
7154         path = [path substringFromIndex:(slash.location + 1)];
7155     }
7156
7157     Database *database([Database sharedInstance]);
7158
7159     if ([command isEqualToString:@"package-icon"]) {
7160         if (path == nil)
7161             goto fail;
7162         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7163         Package *package([database packageWithName:path]);
7164         if (package == nil)
7165             goto fail;
7166         [package parse];
7167         UIImage *icon([package icon]);
7168         [self _returnPNGWithImage:icon forRequest:request];
7169     } else if ([command isEqualToString:@"uikit-image"]) {
7170         if (path == nil)
7171             goto fail;
7172         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7173         UIImage *icon(_UIImageWithName(path));
7174         [self _returnPNGWithImage:icon forRequest:request];
7175     } else if ([command isEqualToString:@"section-icon"]) {
7176         if (path == nil)
7177             goto fail;
7178         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7179         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, [path stringByReplacingOccurrencesOfString:@" " withString:@"_"]]]);
7180         if (icon == nil)
7181             icon = [UIImage applicationImageNamed:@"unknown.png"];
7182         [self _returnPNGWithImage:icon forRequest:request];
7183     } else fail: {
7184         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorResourceUnavailable userInfo:nil]];
7185     }
7186 }
7187
7188 - (void) stopLoading {
7189 }
7190
7191 @end
7192 /* }}} */
7193
7194 /* Section Controller {{{ */
7195 @interface SectionController : FilteredPackageListController {
7196     _H<NSString> key_;
7197     _H<NSString> section_;
7198 }
7199
7200 - (id) initWithDatabase:(Database *)database source:(Source *)source section:(NSString *)section;
7201
7202 @end
7203
7204 @implementation SectionController
7205
7206 - (NSURL *) referrerURL {
7207     NSString *name(section_);
7208     name = name ?: @"*";
7209     NSString *key(key_);
7210     key = key ?: @"*";
7211     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/sections/%@/%@", UI_, [key stringByAddingPercentEscapesIncludingReserved], [name stringByAddingPercentEscapesIncludingReserved]]];
7212 }
7213
7214 - (NSURL *) navigationURL {
7215     NSString *name(section_);
7216     name = name ?: @"*";
7217     NSString *key(key_);
7218     key = key ?: @"*";
7219     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sections/%@/%@", [key stringByAddingPercentEscapesIncludingReserved], [name stringByAddingPercentEscapesIncludingReserved]]];
7220 }
7221
7222 - (id) initWithDatabase:(Database *)database source:(Source *)source section:(NSString *)section {
7223     NSString *title;
7224     if (section == nil)
7225         title = UCLocalize("ALL_PACKAGES");
7226     else if (![section isEqual:@""])
7227         title = [[NSBundle mainBundle] localizedStringForKey:Simplify(section) value:nil table:@"Sections"];
7228     else
7229         title = UCLocalize("NO_SECTION");
7230
7231     if ((self = [super initWithDatabase:database title:title filter:@selector(isVisibleInSection:source:) with:section with:source]) != nil) {
7232         key_ = [source key];
7233         section_ = section;
7234     } return self;
7235 }
7236
7237 - (void) reloadData {
7238     [super setStuff:[database_ sourceWithKey:key_]];
7239     [super reloadData];
7240 }
7241
7242 @end
7243 /* }}} */
7244 /* Sections Controller {{{ */
7245 @interface SectionsController : CyteViewController <
7246     UITableViewDataSource,
7247     UITableViewDelegate
7248 > {
7249     _transient Database *database_;
7250     _H<NSString> key_;
7251     _H<NSMutableArray> sections_;
7252     _H<NSMutableArray> filtered_;
7253     _H<UITableView, 2> list_;
7254 }
7255
7256 - (id) initWithDatabase:(Database *)database source:(Source *)source;
7257 - (void) editButtonClicked;
7258
7259 @end
7260
7261 @implementation SectionsController
7262
7263 - (NSURL *) navigationURL {
7264     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sources/%@", [key_ stringByAddingPercentEscapesIncludingReserved]]];
7265 }
7266
7267 - (Source *) source {
7268     if (key_ == nil)
7269         return nil;
7270     return [database_ sourceWithKey:key_];
7271 }
7272
7273 - (void) updateNavigationItem {
7274     [[self navigationItem] setTitle:[self isEditing] ? UCLocalize("SECTION_VISIBILITY") : UCLocalize("SECTIONS")];
7275     if ([sections_ count] == 0) {
7276         [[self navigationItem] setRightBarButtonItem:nil];
7277     } else {
7278         [[self navigationItem] setRightBarButtonItem:[[UIBarButtonItem alloc]
7279             initWithBarButtonSystemItem:([self isEditing] ? UIBarButtonSystemItemDone : UIBarButtonSystemItemEdit)
7280             target:self
7281             action:@selector(editButtonClicked)
7282         ] animated:([[self navigationItem] rightBarButtonItem] != nil)];
7283     }
7284 }
7285
7286 - (void) setEditing:(BOOL)editing animated:(BOOL)animated {
7287     [super setEditing:editing animated:animated];
7288
7289     if (editing)
7290         [list_ reloadData];
7291     else
7292         [delegate_ updateData];
7293
7294     [self updateNavigationItem];
7295 }
7296
7297 - (void) viewDidAppear:(BOOL)animated {
7298     [super viewDidAppear:animated];
7299     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7300 }
7301
7302 - (void) viewWillDisappear:(BOOL)animated {
7303     [super viewWillDisappear:animated];
7304     [self setEditing:NO];
7305 }
7306
7307 - (Section *) sectionAtIndexPath:(NSIndexPath *)indexPath {
7308     Section *section = nil;
7309     int index = [indexPath row];
7310     if (![self isEditing]) {
7311         index -= 1;
7312         if (index >= 0)
7313             section = [filtered_ objectAtIndex:index];
7314     } else {
7315         section = [sections_ objectAtIndex:index];
7316     }
7317     return section;
7318 }
7319
7320 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7321     if ([self isEditing])
7322         return [sections_ count];
7323     else
7324         return [filtered_ count] + 1;
7325 }
7326
7327 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
7328     return 45.0f;
7329 }*/
7330
7331 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7332     static NSString *reuseIdentifier = @"SectionCell";
7333
7334     SectionCell *cell = (SectionCell *)[tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
7335     if (cell == nil)
7336         cell = [[[SectionCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
7337
7338     [cell setSection:[self sectionAtIndexPath:indexPath] editing:[self isEditing]];
7339
7340     return cell;
7341 }
7342
7343 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
7344     if ([self isEditing])
7345         return;
7346
7347     Section *section = [self sectionAtIndexPath:indexPath];
7348
7349     SectionController *controller = [[[SectionController alloc]
7350         initWithDatabase:database_
7351         source:[self source]
7352         section:[section name]
7353     ] autorelease];
7354     [controller setDelegate:delegate_];
7355
7356     [[self navigationController] pushViewController:controller animated:YES];
7357 }
7358
7359 - (void) loadView {
7360     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease];
7361     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7362     [list_ setRowHeight:46];
7363     [(UITableView *) list_ setDataSource:self];
7364     [list_ setDelegate:self];
7365     [self setView:list_];
7366 }
7367
7368 - (void) viewDidLoad {
7369     [super viewDidLoad];
7370
7371     [[self navigationItem] setTitle:UCLocalize("SECTIONS")];
7372 }
7373
7374 - (void) releaseSubviews {
7375     list_ = nil;
7376
7377     sections_ = nil;
7378     filtered_ = nil;
7379
7380     [super releaseSubviews];
7381 }
7382
7383 - (id) initWithDatabase:(Database *)database source:(Source *)source {
7384     if ((self = [super init]) != nil) {
7385         database_ = database;
7386         key_ = [source key];
7387     } return self;
7388 }
7389
7390 - (void) reloadData {
7391     [super reloadData];
7392
7393     NSArray *packages = [database_ packages];
7394
7395     sections_ = [NSMutableArray arrayWithCapacity:16];
7396     filtered_ = [NSMutableArray arrayWithCapacity:16];
7397
7398     NSMutableDictionary *sections([NSMutableDictionary dictionaryWithCapacity:32]);
7399
7400     Source *source([self source]);
7401
7402     _trace();
7403     for (Package *package in packages) {
7404         if (source != nil && [package source] != source)
7405             continue;
7406
7407         NSString *name([package section]);
7408         NSString *key(name == nil ? @"" : name);
7409
7410         Section *section;
7411
7412         _profile(SectionsView$reloadData$Section)
7413             section = [sections objectForKey:key];
7414             if (section == nil) {
7415                 _profile(SectionsView$reloadData$Section$Allocate)
7416                     section = [[[Section alloc] initWithName:key localize:YES] autorelease];
7417                     [sections setObject:section forKey:key];
7418                 _end
7419             }
7420         _end
7421
7422         [section addToCount];
7423
7424         _profile(SectionsView$reloadData$Filter)
7425             if (![package valid] || ![package visible])
7426                 continue;
7427         _end
7428
7429         [section addToRow];
7430     }
7431     _trace();
7432
7433     [sections_ addObjectsFromArray:[sections allValues]];
7434
7435     [sections_ sortUsingSelector:@selector(compareByLocalized:)];
7436
7437     for (Section *section in (id) sections_) {
7438         size_t count([section row]);
7439         if (count == 0)
7440             continue;
7441
7442         section = [[[Section alloc] initWithName:[section name] localized:[section localized]] autorelease];
7443         [section setCount:count];
7444         [filtered_ addObject:section];
7445     }
7446
7447     [self updateNavigationItem];
7448     [list_ reloadData];
7449     _trace();
7450 }
7451
7452 - (void) editButtonClicked {
7453     [self setEditing:![self isEditing] animated:YES];
7454 }
7455
7456 @end
7457 /* }}} */
7458
7459 /* Changes Controller {{{ */
7460 @interface ChangesController : CyteViewController <
7461     UITableViewDataSource,
7462     UITableViewDelegate
7463 > {
7464     _transient Database *database_;
7465     unsigned era_;
7466     _H<NSMutableArray> packages_;
7467     _H<NSMutableArray> sections_;
7468     _H<UITableView, 2> list_;
7469     unsigned upgrades_;
7470 }
7471
7472 - (id) initWithDatabase:(Database *)database;
7473
7474 @end
7475
7476 @implementation ChangesController
7477
7478 - (NSURL *) navigationURL {
7479     return [NSURL URLWithString:@"cydia://changes"];
7480 }
7481
7482 - (void) viewDidAppear:(BOOL)animated {
7483     [super viewDidAppear:animated];
7484     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7485 }
7486
7487 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
7488     NSInteger count([sections_ count]);
7489     return count == 0 ? 1 : count;
7490 }
7491
7492 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
7493     if ([sections_ count] == 0)
7494         return nil;
7495     return [[sections_ objectAtIndex:section] name];
7496 }
7497
7498 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
7499     if ([sections_ count] == 0)
7500         return 0;
7501     return [[sections_ objectAtIndex:section] count];
7502 }
7503
7504 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
7505 @synchronized (database_) {
7506     if ([database_ era] != era_)
7507         return nil;
7508
7509     NSUInteger sectionIndex([path section]);
7510     if (sectionIndex >= [sections_ count])
7511         return nil;
7512     Section *section([sections_ objectAtIndex:sectionIndex]);
7513     NSInteger row([path row]);
7514     return [[[packages_ objectAtIndex:([section row] + row)] retain] autorelease];
7515 } }
7516
7517 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
7518     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
7519     if (cell == nil)
7520         cell = [[[PackageCell alloc] init] autorelease];
7521
7522     Package *package([database_ packageWithName:[[self packageAtIndexPath:path] id]]);
7523     [cell setPackage:package asSummary:false];
7524     return cell;
7525 }
7526
7527 - (NSIndexPath *) tableView:(UITableView *)table willSelectRowAtIndexPath:(NSIndexPath *)path {
7528     Package *package([self packageAtIndexPath:path]);
7529     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id] withReferrer:[NSString stringWithFormat:@"%@/#!/changes/", UI_]] autorelease]);
7530     [view setDelegate:delegate_];
7531     [[self navigationController] pushViewController:view animated:YES];
7532     return path;
7533 }
7534
7535 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
7536     NSString *context([alert context]);
7537
7538     if ([context isEqualToString:@"norefresh"])
7539         [alert dismissWithClickedButtonIndex:-1 animated:YES];
7540 }
7541
7542 - (void) refreshButtonClicked {
7543     if (IsReachable("cydia.saurik.com")) {
7544         [delegate_ beginUpdate];
7545         [[self navigationItem] setLeftBarButtonItem:nil animated:YES];
7546     } else {
7547         UIAlertView *alert = [[[UIAlertView alloc]
7548             initWithTitle:[NSString stringWithFormat:Colon_, Error_, UCLocalize("REFRESH")]
7549             message:@"Host Unreachable" // XXX: Localize
7550             delegate:self
7551             cancelButtonTitle:UCLocalize("OK")
7552             otherButtonTitles:nil
7553         ] autorelease];
7554
7555         [alert setContext:@"norefresh"];
7556         [alert show];
7557     }
7558 }
7559
7560 - (void) upgradeButtonClicked {
7561     [delegate_ distUpgrade];
7562     [[self navigationItem] setRightBarButtonItem:nil animated:YES];
7563 }
7564
7565 - (void) loadView {
7566     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
7567     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
7568     [self setView:view];
7569
7570     list_ = [[[UITableView alloc] initWithFrame:[view bounds] style:UITableViewStylePlain] autorelease];
7571     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7572     [list_ setRowHeight:73];
7573     [(UITableView *) list_ setDataSource:self];
7574     [list_ setDelegate:self];
7575     [view addSubview:list_];
7576 }
7577
7578 - (void) viewDidLoad {
7579     [super viewDidLoad];
7580
7581     [[self navigationItem] setTitle:UCLocalize("CHANGES")];
7582 }
7583
7584 - (void) releaseSubviews {
7585     list_ = nil;
7586
7587     packages_ = nil;
7588     sections_ = nil;
7589
7590     [super releaseSubviews];
7591 }
7592
7593 - (id) initWithDatabase:(Database *)database {
7594     if ((self = [super init]) != nil) {
7595         database_ = database;
7596     } return self;
7597 }
7598
7599 - (NSMutableArray *) _reloadPackages {
7600 @synchronized (database_) {
7601     era_ = [database_ era];
7602     NSArray *packages([database_ packages]);
7603
7604     NSMutableArray *filtered([NSMutableArray arrayWithCapacity:[packages count]]);
7605
7606     _trace();
7607     _profile(ChangesController$_reloadPackages$Filter)
7608         for (Package *package in packages)
7609             if ([package upgradableAndEssential:YES] || [package visible])
7610                 CFArrayAppendValue((CFMutableArrayRef) filtered, package);
7611     _end
7612     _trace();
7613     _profile(ChangesController$_reloadPackages$radixSort)
7614         [filtered radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackageChangesRadix) withContext:NULL];
7615     _end
7616     _trace();
7617
7618     return filtered;
7619 } }
7620
7621 - (void) _reloadData {
7622     NSMutableArray *packages;
7623
7624   reload:
7625     if (true) {
7626         UIProgressHUD *hud([delegate_ addProgressHUD]);
7627         [hud setText:UCLocalize("LOADING")];
7628         //NSLog(@"HUD:%@::%@", delegate_, hud);
7629         packages = [self yieldToSelector:@selector(_reloadPackages)];
7630         [delegate_ removeProgressHUD:hud];
7631     } else {
7632         packages = [self _reloadPackages];
7633     }
7634
7635 @synchronized (database_) {
7636     if (era_ != [database_ era])
7637         goto reload;
7638
7639     packages_ = packages;
7640     sections_ = [NSMutableArray arrayWithCapacity:16];
7641
7642     Section *upgradable = [[[Section alloc] initWithName:UCLocalize("AVAILABLE_UPGRADES") localize:NO] autorelease];
7643     Section *ignored = nil;
7644     Section *section = nil;
7645     time_t last = 0;
7646
7647     upgrades_ = 0;
7648     bool unseens = false;
7649
7650     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle));
7651
7652     for (size_t offset = 0, count = [packages_ count]; offset != count; ++offset) {
7653         Package *package = [packages_ objectAtIndex:offset];
7654
7655         BOOL uae = [package upgradableAndEssential:YES];
7656
7657         if (!uae) {
7658             unseens = true;
7659             time_t seen([package seen]);
7660
7661             if (section == nil || last != seen) {
7662                 last = seen;
7663
7664                 NSString *name;
7665                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:seen]);
7666                 [name autorelease];
7667
7668                 _profile(ChangesController$reloadData$Allocate)
7669                     name = [NSString stringWithFormat:UCLocalize("NEW_AT"), name];
7670                     section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
7671                     [sections_ addObject:section];
7672                 _end
7673             }
7674
7675             [section addToCount];
7676         } else if ([package ignored]) {
7677             if (ignored == nil) {
7678                 ignored = [[[Section alloc] initWithName:UCLocalize("IGNORED_UPGRADES") row:offset localize:NO] autorelease];
7679             }
7680             [ignored addToCount];
7681         } else {
7682             ++upgrades_;
7683             [upgradable addToCount];
7684         }
7685     }
7686     _trace();
7687
7688     CFRelease(formatter);
7689
7690     if (unseens) {
7691         Section *last = [sections_ lastObject];
7692         size_t count = [last count];
7693         [packages_ removeObjectsInRange:NSMakeRange([packages_ count] - count, count)];
7694         [sections_ removeLastObject];
7695     }
7696
7697     if ([ignored count] != 0)
7698         [sections_ insertObject:ignored atIndex:0];
7699     if (upgrades_ != 0)
7700         [sections_ insertObject:upgradable atIndex:0];
7701
7702     [list_ reloadData];
7703
7704     [[self navigationItem] setRightBarButtonItem:(upgrades_ == 0 ? nil : [[[UIBarButtonItem alloc]
7705         initWithTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("UPGRADE"), [NSString stringWithFormat:@"%u", upgrades_]]
7706         style:UIBarButtonItemStylePlain
7707         target:self
7708         action:@selector(upgradeButtonClicked)
7709     ] autorelease]) animated:YES];
7710
7711     [[self navigationItem] setLeftBarButtonItem:([delegate_ updating] ? nil : [[[UIBarButtonItem alloc]
7712         initWithTitle:UCLocalize("REFRESH")
7713         style:UIBarButtonItemStylePlain
7714         target:self
7715         action:@selector(refreshButtonClicked)
7716     ] autorelease]) animated:YES];
7717
7718     PrintTimes();
7719 } }
7720
7721 - (void) reloadData {
7722     [super reloadData];
7723     [self performSelector:@selector(_reloadData) withObject:nil afterDelay:0];
7724 }
7725
7726 @end
7727 /* }}} */
7728 /* Search Controller {{{ */
7729 @interface SearchController : FilteredPackageListController <
7730     UISearchBarDelegate
7731 > {
7732     _H<UISearchBar, 1> search_;
7733     BOOL searchloaded_;
7734 }
7735
7736 - (id) initWithDatabase:(Database *)database query:(NSString *)query;
7737 - (void) reloadData;
7738
7739 @end
7740
7741 @implementation SearchController
7742
7743 - (NSURL *) referrerURL {
7744     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/search?q=%@", UI_, [([search_ text] ?: @"") stringByAddingPercentEscapesIncludingReserved]]];
7745 }
7746
7747 - (NSURL *) navigationURL {
7748     if ([search_ text] == nil || [[search_ text] isEqualToString:@""])
7749         return [NSURL URLWithString:@"cydia://search"];
7750     else
7751         return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://search/%@", [[search_ text] stringByAddingPercentEscapesIncludingReserved]]];
7752 }
7753
7754 - (NSArray *) termsForQuery:(NSString *)query {
7755     NSMutableArray *terms([NSMutableArray arrayWithCapacity:2]);
7756     for (NSString *component in [query componentsSeparatedByString:@" "])
7757         if ([component length] != 0)
7758             [terms addObject:component];
7759
7760     return terms;
7761 }
7762
7763 - (void) useSearch {
7764     [self setObject:[self termsForQuery:[search_ text]] forFilter:@selector(isUnfilteredAndSearchedForBy:)];
7765     [self clearData];
7766     [self reloadData];
7767 }
7768
7769 - (void) searchBarTextDidBeginEditing:(UISearchBar *)searchBar {
7770     [self setObject:[search_ text] forFilter:@selector(isUnfilteredAndSelectedForBy:)];
7771     [self clearData];
7772     [self reloadData];
7773 }
7774
7775 - (void) searchBarButtonClicked:(UISearchBar *)searchBar {
7776     [search_ resignFirstResponder];
7777     [self useSearch];
7778 }
7779
7780 - (void) searchBarCancelButtonClicked:(UISearchBar *)searchBar {
7781     [search_ setText:@""];
7782     [self searchBarButtonClicked:searchBar];
7783 }
7784
7785 - (void) searchBarSearchButtonClicked:(UISearchBar *)searchBar {
7786     [self searchBarButtonClicked:searchBar];
7787 }
7788
7789 - (void) searchBar:(UISearchBar *)searchBar textDidChange:(NSString *)text {
7790     [self setObject:text forFilter:@selector(isUnfilteredAndSelectedForBy:)];
7791     [self reloadData];
7792 }
7793
7794 - (bool) shouldYield {
7795     return YES;
7796 }
7797
7798 - (bool) shouldBlock {
7799     return [self filter] == @selector(isUnfilteredAndSearchedForBy:);
7800 }
7801
7802 - (bool) isSummarized {
7803     return [self filter] == @selector(isUnfilteredAndSelectedForBy:);
7804 }
7805
7806 - (bool) showsSections {
7807     return false;
7808 }
7809
7810 - (NSMutableArray *) _reloadPackages {
7811     NSMutableArray *packages([super _reloadPackages]);
7812     if ([self filter] == @selector(isUnfilteredAndSearchedForBy:))
7813         [packages radixSortUsingSelector:@selector(rank)];
7814     return packages;
7815 }
7816
7817 - (id) initWithDatabase:(Database *)database query:(NSString *)query {
7818     if ((self = [super initWithDatabase:database title:UCLocalize("SEARCH") filter:@selector(isUnfilteredAndSearchedForBy:) with:[self termsForQuery:query]])) {
7819         search_ = [[[UISearchBar alloc] init] autorelease];
7820         [search_ setDelegate:self];
7821
7822         if (query != nil)
7823             [search_ setText:query];
7824     } return self;
7825 }
7826
7827 - (void) viewDidAppear:(BOOL)animated {
7828     [super viewDidAppear:animated];
7829
7830     if (!searchloaded_) {
7831         searchloaded_ = YES;
7832         [search_ setFrame:CGRectMake(0, 0, [[self view] bounds].size.width, 44.0f)];
7833         [search_ layoutSubviews];
7834         [search_ setPlaceholder:UCLocalize("SEARCH_EX")];
7835
7836         UITextField *textField;
7837         if ([search_ respondsToSelector:@selector(searchField)])
7838             textField = [search_ searchField];
7839         else
7840             textField = MSHookIvar<UITextField *>(search_, "_searchField");
7841
7842         [textField setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
7843         [textField setEnablesReturnKeyAutomatically:NO];
7844         [[self navigationItem] setTitleView:textField];
7845     }
7846
7847     if ([self isSummarized])
7848         [search_ becomeFirstResponder];
7849 }
7850
7851 - (void) reloadData {
7852     id object([search_ text]);
7853     if ([self filter] == @selector(isUnfilteredAndSearchedForBy:))
7854         object = [self termsForQuery:object];
7855
7856     [self setObject:object];
7857     [self resetCursor];
7858
7859     [super reloadData];
7860 }
7861
7862 - (void) didSelectPackage:(Package *)package {
7863     [search_ resignFirstResponder];
7864     [super didSelectPackage:package];
7865 }
7866
7867 @end
7868 /* }}} */
7869 /* Package Settings Controller {{{ */
7870 @interface PackageSettingsController : CyteViewController <
7871     UITableViewDataSource,
7872     UITableViewDelegate
7873 > {
7874     _transient Database *database_;
7875     _H<NSString> name_;
7876     _H<Package> package_;
7877     _H<UITableView, 2> table_;
7878     _H<UISwitch> subscribedSwitch_;
7879     _H<UISwitch> ignoredSwitch_;
7880     _H<UITableViewCell> subscribedCell_;
7881     _H<UITableViewCell> ignoredCell_;
7882 }
7883
7884 - (id) initWithDatabase:(Database *)database package:(NSString *)package;
7885
7886 @end
7887
7888 @implementation PackageSettingsController
7889
7890 - (NSURL *) navigationURL {
7891     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/settings", (id) name_]];
7892 }
7893
7894 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
7895     if (package_ == nil)
7896         return 0;
7897
7898     if ([package_ installed] == nil)
7899         return 1;
7900     else
7901         return 2;
7902 }
7903
7904 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7905     if (package_ == nil)
7906         return 0;
7907
7908     // both sections contain just one item right now.
7909     return 1;
7910 }
7911
7912 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
7913     return nil;
7914 }
7915
7916 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
7917     if (section == 0)
7918         return UCLocalize("SHOW_ALL_CHANGES_EX");
7919     else
7920         return UCLocalize("IGNORE_UPGRADES_EX");
7921 }
7922
7923 - (void) onSubscribed:(id)control {
7924     bool value([control isOn]);
7925     if (package_ == nil)
7926         return;
7927     if ([package_ setSubscribed:value])
7928         [delegate_ updateData];
7929 }
7930
7931 - (void) _updateIgnored {
7932     const char *package([name_ UTF8String]);
7933     bool on([ignoredSwitch_ isOn]);
7934
7935     pid_t pid(ExecFork());
7936     if (pid == 0) {
7937         FILE *dpkg(popen("dpkg --set-selections", "w"));
7938         fwrite(package, strlen(package), 1, dpkg);
7939
7940         if (on)
7941             fwrite(" hold\n", 6, 1, dpkg);
7942         else
7943             fwrite(" install\n", 9, 1, dpkg);
7944
7945         pclose(dpkg);
7946
7947         exit(0);
7948     } ReapZombie(pid);
7949 }
7950
7951 - (void) onIgnored:(id)control {
7952     NSInvocation *invocation([NSInvocation invocationWithMethodSignature:[self methodSignatureForSelector:@selector(_updateIgnored)]]);
7953     [invocation setTarget:self];
7954     [invocation setSelector:@selector(_updateIgnored)];
7955
7956     [delegate_ reloadDataWithInvocation:invocation];
7957 }
7958
7959 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7960     if (package_ == nil)
7961         return nil;
7962
7963     switch ([indexPath section]) {
7964         case 0: return subscribedCell_;
7965         case 1: return ignoredCell_;
7966
7967         _nodefault
7968     }
7969
7970     return nil;
7971 }
7972
7973 - (void) loadView {
7974     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
7975     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
7976     [self setView:view];
7977
7978     table_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped] autorelease];
7979     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7980     [(UITableView *) table_ setDataSource:self];
7981     [table_ setDelegate:self];
7982     [view addSubview:table_];
7983
7984     subscribedSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
7985     [subscribedSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7986     [subscribedSwitch_ addTarget:self action:@selector(onSubscribed:) forEvents:UIControlEventValueChanged];
7987
7988     ignoredSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
7989     [ignoredSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7990     [ignoredSwitch_ addTarget:self action:@selector(onIgnored:) forEvents:UIControlEventValueChanged];
7991
7992     subscribedCell_ = [[[UITableViewCell alloc] init] autorelease];
7993     [subscribedCell_ setText:UCLocalize("SHOW_ALL_CHANGES")];
7994     [subscribedCell_ setAccessoryView:subscribedSwitch_];
7995     [subscribedCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7996
7997     ignoredCell_ = [[[UITableViewCell alloc] init] autorelease];
7998     [ignoredCell_ setText:UCLocalize("IGNORE_UPGRADES")];
7999     [ignoredCell_ setAccessoryView:ignoredSwitch_];
8000     [ignoredCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
8001 }
8002
8003 - (void) viewDidLoad {
8004     [super viewDidLoad];
8005
8006     [[self navigationItem] setTitle:UCLocalize("SETTINGS")];
8007 }
8008
8009 - (void) releaseSubviews {
8010     ignoredCell_ = nil;
8011     subscribedCell_ = nil;
8012     table_ = nil;
8013     ignoredSwitch_ = nil;
8014     subscribedSwitch_ = nil;
8015
8016     [super releaseSubviews];
8017 }
8018
8019 - (id) initWithDatabase:(Database *)database package:(NSString *)package {
8020     if ((self = [super init]) != nil) {
8021         database_ = database;
8022         name_ = package;
8023     } return self;
8024 }
8025
8026 - (void) reloadData {
8027     [super reloadData];
8028
8029     package_ = [database_ packageWithName:name_];
8030
8031     if (package_ != nil) {
8032         [subscribedSwitch_ setOn:([package_ subscribed] ? 1 : 0) animated:NO];
8033         [ignoredSwitch_ setOn:([package_ ignored] ? 1 : 0) animated:NO];
8034     } // XXX: what now, G?
8035
8036     [table_ reloadData];
8037 }
8038
8039 @end
8040 /* }}} */
8041
8042 /* Installed Controller {{{ */
8043 @interface InstalledController : FilteredPackageListController {
8044     BOOL expert_;
8045 }
8046
8047 - (id) initWithDatabase:(Database *)database;
8048
8049 - (void) updateRoleButton;
8050 - (void) queueStatusDidChange;
8051
8052 @end
8053
8054 @implementation InstalledController
8055
8056 - (NSURL *) referrerURL {
8057     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/installed/", UI_]];
8058 }
8059
8060 - (NSURL *) navigationURL {
8061     return [NSURL URLWithString:@"cydia://installed"];
8062 }
8063
8064 - (id) initWithDatabase:(Database *)database {
8065     if ((self = [super initWithDatabase:database title:UCLocalize("INSTALLED") filter:@selector(isInstalledAndUnfiltered:) with:[NSNumber numberWithBool:YES]]) != nil) {
8066         [self updateRoleButton];
8067         [self queueStatusDidChange];
8068     } return self;
8069 }
8070
8071 #if !AlwaysReload
8072 - (void) queueButtonClicked {
8073     [delegate_ queue];
8074 }
8075 #endif
8076
8077 - (void) queueStatusDidChange {
8078 #if !AlwaysReload
8079     if (Queuing_) {
8080         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8081             initWithTitle:UCLocalize("QUEUE")
8082             style:UIBarButtonItemStyleDone
8083             target:self
8084             action:@selector(queueButtonClicked)
8085         ] autorelease]];
8086     } else {
8087         [[self navigationItem] setLeftBarButtonItem:nil];
8088     }
8089 #endif
8090 }
8091
8092 - (void) updateRoleButton {
8093     if (Role_ != nil && ![Role_ isEqualToString:@"Developer"])
8094         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8095             initWithTitle:(expert_ ? UCLocalize("EXPERT") : UCLocalize("SIMPLE"))
8096             style:(expert_ ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8097             target:self
8098             action:@selector(roleButtonClicked)
8099         ] autorelease]];
8100 }
8101
8102 - (void) roleButtonClicked {
8103     [self setObject:[NSNumber numberWithBool:expert_]];
8104     [self reloadData];
8105     expert_ = !expert_;
8106
8107     [self updateRoleButton];
8108 }
8109
8110 @end
8111 /* }}} */
8112
8113 /* Source Cell {{{ */
8114 @interface SourceCell : CyteTableViewCell <
8115     CyteTableViewCellDelegate
8116 > {
8117     _H<NSURL> url_;
8118     _H<UIImage> icon_;
8119     _H<NSString> origin_;
8120     _H<NSString> label_;
8121 }
8122
8123 - (void) setSource:(Source *)source;
8124
8125 @end
8126
8127 @implementation SourceCell
8128
8129 - (void) _setImage:(NSArray *)data {
8130     if ([url_ isEqual:[data objectAtIndex:0]]) {
8131         icon_ = [data objectAtIndex:1];
8132         [content_ setNeedsDisplay];
8133     }
8134 }
8135
8136 - (void) _setSource:(NSURL *) url {
8137     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
8138
8139     if (NSData *data = [NSURLConnection
8140         sendSynchronousRequest:[NSURLRequest
8141             requestWithURL:url
8142             cachePolicy:NSURLRequestUseProtocolCachePolicy
8143             timeoutInterval:10
8144         ]
8145
8146         returningResponse:NULL
8147         error:NULL
8148     ])
8149         if (UIImage *image = [UIImage imageWithData:data])
8150             [self performSelectorOnMainThread:@selector(_setImage:) withObject:[NSArray arrayWithObjects:url, image, nil] waitUntilDone:NO];
8151
8152     [pool release];
8153 }
8154
8155 - (void) setSource:(Source *)source {
8156     icon_ = [UIImage applicationImageNamed:@"unknown.png"];
8157
8158     origin_ = [source name];
8159     label_ = [source rooturi];
8160
8161     [content_ setNeedsDisplay];
8162
8163     url_ = [source iconURL];
8164     [NSThread detachNewThreadSelector:@selector(_setSource:) toTarget:self withObject:url_];
8165 }
8166
8167 - (void) setAllSource {
8168     icon_ = [UIImage applicationImageNamed:@"folder.png"];
8169     origin_ = UCLocalize("ALL_SOURCES");
8170     label_ = UCLocalize("ALL_SOURCES_EX");
8171     [content_ setNeedsDisplay];
8172 }
8173
8174 - (SourceCell *) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
8175     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
8176         UIView *content([self contentView]);
8177         CGRect bounds([content bounds]);
8178
8179         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
8180         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8181         [content_ setBackgroundColor:[UIColor whiteColor]];
8182         [content addSubview:content_];
8183
8184         [content_ setDelegate:self];
8185         [content_ setOpaque:YES];
8186
8187         [[content_ layer] setContentsGravity:kCAGravityTopLeft];
8188     } return self;
8189 }
8190
8191 - (NSString *) accessibilityLabel {
8192     return origin_;
8193 }
8194
8195 - (void) drawContentRect:(CGRect)rect {
8196     bool highlighted(highlighted_);
8197     float width(rect.size.width);
8198
8199     if (icon_ != nil) {
8200         CGRect rect;
8201         rect.size = [(UIImage *) icon_ size];
8202
8203         while (rect.size.width > 32 || rect.size.height > 32) {
8204             rect.size.width /= 2;
8205             rect.size.height /= 2;
8206         }
8207
8208         rect.origin.x = 26 - rect.size.width / 2;
8209         rect.origin.y = 26 - rect.size.height / 2;
8210
8211         [icon_ drawInRect:rect];
8212     }
8213
8214     if (highlighted && kCFCoreFoundationVersionNumber < 800)
8215         UISetColor(White_);
8216
8217     if (!highlighted)
8218         UISetColor(Black_);
8219     [origin_ drawAtPoint:CGPointMake(52, 8) forWidth:(width - 61) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
8220
8221     if (!highlighted)
8222         UISetColor(Gray_);
8223     [label_ drawAtPoint:CGPointMake(52, 29) forWidth:(width - 61) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
8224 }
8225
8226 @end
8227 /* }}} */
8228 /* Sources Controller {{{ */
8229 @interface SourcesController : CyteViewController <
8230     UITableViewDataSource,
8231     UITableViewDelegate
8232 > {
8233     _transient Database *database_;
8234     unsigned era_;
8235
8236     _H<UITableView, 2> list_;
8237     _H<NSMutableArray> sources_;
8238     int offset_;
8239
8240     _H<NSString> href_;
8241     _H<UIProgressHUD> hud_;
8242     _H<NSError> error_;
8243
8244     //NSURLConnection *installer_;
8245     NSURLConnection *trivial_bz2_;
8246     NSURLConnection *trivial_gz_;
8247     //NSURLConnection *automatic_;
8248
8249     BOOL cydia_;
8250 }
8251
8252 - (id) initWithDatabase:(Database *)database;
8253 - (void) updateButtonsForEditingStatusAnimated:(BOOL)animated;
8254
8255 @end
8256
8257 @implementation SourcesController
8258
8259 - (void) _releaseConnection:(NSURLConnection *)connection {
8260     if (connection != nil) {
8261         [connection cancel];
8262         //[connection setDelegate:nil];
8263         [connection release];
8264     }
8265 }
8266
8267 - (void) dealloc {
8268     //[self _releaseConnection:installer_];
8269     [self _releaseConnection:trivial_gz_];
8270     [self _releaseConnection:trivial_bz2_];
8271     //[self _releaseConnection:automatic_];
8272
8273     [super dealloc];
8274 }
8275
8276 - (NSURL *) navigationURL {
8277     return [NSURL URLWithString:@"cydia://sources"];
8278 }
8279
8280 - (void) viewDidAppear:(BOOL)animated {
8281     [super viewDidAppear:animated];
8282     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
8283 }
8284
8285 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8286     return 2;
8287 }
8288
8289 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
8290     if (section == 1)
8291         return UCLocalize("INDIVIDUAL_SOURCES");
8292     return nil;
8293 }
8294
8295 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8296     switch (section) {
8297         case 0: return 1;
8298         case 1: return [sources_ count];
8299         default: return 0;
8300     }
8301 }
8302
8303 - (Source *) sourceAtIndexPath:(NSIndexPath *)indexPath {
8304 @synchronized (database_) {
8305     if ([database_ era] != era_)
8306         return nil;
8307     if ([indexPath section] != 1)
8308         return nil;
8309     NSUInteger index([indexPath row]);
8310     if (index >= [sources_ count])
8311         return nil;
8312     return [sources_ objectAtIndex:index];
8313 } }
8314
8315 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8316     static NSString *cellIdentifier = @"SourceCell";
8317
8318     SourceCell *cell = (SourceCell *) [tableView dequeueReusableCellWithIdentifier:cellIdentifier];
8319     if (cell == nil) cell = [[[SourceCell alloc] initWithFrame:CGRectZero reuseIdentifier:cellIdentifier] autorelease];
8320     [cell setAccessoryType:UITableViewCellAccessoryDisclosureIndicator];
8321
8322     Source *source([self sourceAtIndexPath:indexPath]);
8323     if (source == nil)
8324         [cell setAllSource];
8325     else
8326         [cell setSource:source];
8327
8328     return cell;
8329 }
8330
8331 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
8332     SectionsController *controller([[[SectionsController alloc]
8333         initWithDatabase:database_
8334         source:[self sourceAtIndexPath:indexPath]
8335     ] autorelease]);
8336
8337     [controller setDelegate:delegate_];
8338     [[self navigationController] pushViewController:controller animated:YES];
8339 }
8340
8341 - (BOOL) tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath {
8342     if ([indexPath section] != 1)
8343         return false;
8344     Source *source = [self sourceAtIndexPath:indexPath];
8345     return [source record] != nil;
8346 }
8347
8348 - (void) tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath {
8349     _assert([indexPath section] == 1);
8350     if (editingStyle ==  UITableViewCellEditingStyleDelete) {
8351         Source *source = [self sourceAtIndexPath:indexPath];
8352         if (source == nil) return;
8353
8354         [Sources_ removeObjectForKey:[source key]];
8355         Changed_ = true;
8356
8357         [delegate_ _saveConfig];
8358         [delegate_ reloadDataWithInvocation:nil];
8359     }
8360 }
8361
8362 - (void) complete {
8363     [delegate_ addTrivialSource:href_];
8364     href_ = nil;
8365
8366     [delegate_ syncData];
8367 }
8368
8369 - (NSString *) getWarning {
8370     NSString *href(href_);
8371     NSRange colon([href rangeOfString:@"://"]);
8372     if (colon.location != NSNotFound)
8373         href = [href substringFromIndex:(colon.location + 3)];
8374     href = [href stringByAddingPercentEscapes];
8375     href = [CydiaURL(@"api/repotag/") stringByAppendingString:href];
8376
8377     NSURL *url([NSURL URLWithString:href]);
8378
8379     NSStringEncoding encoding;
8380     NSError *error(nil);
8381
8382     if (NSString *warning = [NSString stringWithContentsOfURL:url usedEncoding:&encoding error:&error])
8383         return [warning length] == 0 ? nil : warning;
8384     return nil;
8385 }
8386
8387 - (void) _endConnection:(NSURLConnection *)connection {
8388     // XXX: the memory management in this method is horribly awkward
8389
8390     NSURLConnection **field = NULL;
8391     if (connection == trivial_bz2_)
8392         field = &trivial_bz2_;
8393     else if (connection == trivial_gz_)
8394         field = &trivial_gz_;
8395     _assert(field != NULL);
8396     [connection release];
8397     *field = nil;
8398
8399     if (
8400         trivial_bz2_ == nil &&
8401         trivial_gz_ == nil
8402     ) {
8403         NSString *warning(cydia_ ? [self yieldToSelector:@selector(getWarning)] : nil);
8404
8405         [delegate_ releaseNetworkActivityIndicator];
8406
8407         [delegate_ removeProgressHUD:hud_];
8408         hud_ = nil;
8409
8410         if (cydia_) {
8411             if (warning != nil) {
8412                 UIAlertView *alert = [[[UIAlertView alloc]
8413                     initWithTitle:UCLocalize("SOURCE_WARNING")
8414                     message:warning
8415                     delegate:self
8416                     cancelButtonTitle:UCLocalize("CANCEL")
8417                     otherButtonTitles:
8418                         UCLocalize("ADD_ANYWAY"),
8419                     nil
8420                 ] autorelease];
8421
8422                 [alert setContext:@"warning"];
8423                 [alert setNumberOfRows:1];
8424                 [alert show];
8425
8426                 // XXX: there used to be this great mechanism called yieldToPopup... who deleted it?
8427                 error_ = nil;
8428                 return;
8429             }
8430
8431             [self complete];
8432         } else if (error_ != nil) {
8433             UIAlertView *alert = [[[UIAlertView alloc]
8434                 initWithTitle:UCLocalize("VERIFICATION_ERROR")
8435                 message:[error_ localizedDescription]
8436                 delegate:self
8437                 cancelButtonTitle:UCLocalize("OK")
8438                 otherButtonTitles:nil
8439             ] autorelease];
8440
8441             [alert setContext:@"urlerror"];
8442             [alert show];
8443
8444             href_ = nil;
8445         } else {
8446             UIAlertView *alert = [[[UIAlertView alloc]
8447                 initWithTitle:UCLocalize("NOT_REPOSITORY")
8448                 message:UCLocalize("NOT_REPOSITORY_EX")
8449                 delegate:self
8450                 cancelButtonTitle:UCLocalize("OK")
8451                 otherButtonTitles:nil
8452             ] autorelease];
8453
8454             [alert setContext:@"trivial"];
8455             [alert show];
8456
8457             href_ = nil;
8458         }
8459
8460         error_ = nil;
8461     }
8462 }
8463
8464 - (void) connection:(NSURLConnection *)connection didReceiveResponse:(NSHTTPURLResponse *)response {
8465     switch ([response statusCode]) {
8466         case 200:
8467             cydia_ = YES;
8468     }
8469 }
8470
8471 - (void) connection:(NSURLConnection *)connection didFailWithError:(NSError *)error {
8472     lprintf("connection:\"%s\" didFailWithError:\"%s\"\n", [href_ UTF8String], [[error localizedDescription] UTF8String]);
8473     error_ = error;
8474     [self _endConnection:connection];
8475 }
8476
8477 - (void) connectionDidFinishLoading:(NSURLConnection *)connection {
8478     [self _endConnection:connection];
8479 }
8480
8481 - (NSURLConnection *) _requestHRef:(NSString *)href method:(NSString *)method {
8482     NSURL *url([NSURL URLWithString:href]);
8483
8484     NSMutableURLRequest *request = [NSMutableURLRequest
8485         requestWithURL:url
8486         cachePolicy:NSURLRequestUseProtocolCachePolicy
8487         timeoutInterval:10
8488     ];
8489
8490     [request setHTTPMethod:method];
8491
8492     if (Machine_ != NULL)
8493         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
8494
8495     if (UniqueID_ != nil)
8496         [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
8497
8498     if ([url isCydiaSecure]) {
8499         if (UniqueID_ != nil)
8500             [request setValue:UniqueID_ forHTTPHeaderField:@"X-Cydia-Id"];
8501     }
8502
8503     return [[[NSURLConnection alloc] initWithRequest:request delegate:self] autorelease];
8504 }
8505
8506 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
8507     NSString *context([alert context]);
8508
8509     if ([context isEqualToString:@"source"]) {
8510         switch (button) {
8511             case 1: {
8512                 NSString *href = [[alert textField] text];
8513
8514                 //installer_ = [[self _requestHRef:href method:@"GET"] retain];
8515
8516                 if (![href hasSuffix:@"/"])
8517                     href_ = [href stringByAppendingString:@"/"];
8518                 else
8519                     href_ = href;
8520
8521                 trivial_bz2_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.bz2"] method:@"HEAD"] retain];
8522                 trivial_gz_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.gz"] method:@"HEAD"] retain];
8523                 //trivial_bz2_ = [[self _requestHRef:[href stringByAppendingString:@"dists/Release"] method:@"HEAD"] retain];
8524
8525                 cydia_ = false;
8526
8527                 // XXX: this is stupid
8528                 hud_ = [delegate_ addProgressHUD];
8529                 [hud_ setText:UCLocalize("VERIFYING_URL")];
8530                 [delegate_ retainNetworkActivityIndicator];
8531             } break;
8532
8533             case 0:
8534             break;
8535
8536             _nodefault
8537         }
8538
8539         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8540     } else if ([context isEqualToString:@"trivial"])
8541         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8542     else if ([context isEqualToString:@"urlerror"])
8543         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8544     else if ([context isEqualToString:@"warning"]) {
8545         switch (button) {
8546             case 1:
8547                 [self performSelector:@selector(complete) withObject:nil afterDelay:0];
8548             break;
8549
8550             case 0:
8551             break;
8552
8553             _nodefault
8554         }
8555
8556         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8557     }
8558 }
8559
8560 - (void) loadView {
8561     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame] style:UITableViewStylePlain] autorelease];
8562     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8563     [list_ setRowHeight:53];
8564     [(UITableView *) list_ setDataSource:self];
8565     [list_ setDelegate:self];
8566     [self setView:list_];
8567 }
8568
8569 - (void) viewDidLoad {
8570     [super viewDidLoad];
8571
8572     [[self navigationItem] setTitle:UCLocalize("SOURCES")];
8573     [self updateButtonsForEditingStatusAnimated:NO];
8574 }
8575
8576 - (void) viewWillAppear:(BOOL)animated {
8577     [super viewWillAppear:animated];
8578
8579     [list_ setEditing:NO];
8580     [self updateButtonsForEditingStatusAnimated:NO];
8581 }
8582
8583 - (void) releaseSubviews {
8584     list_ = nil;
8585
8586     sources_ = nil;
8587
8588     [super releaseSubviews];
8589 }
8590
8591 - (id) initWithDatabase:(Database *)database {
8592     if ((self = [super init]) != nil) {
8593         database_ = database;
8594     } return self;
8595 }
8596
8597 - (void) reloadData {
8598     [super reloadData];
8599
8600 @synchronized (database_) {
8601     era_ = [database_ era];
8602
8603     sources_ = [NSMutableArray arrayWithCapacity:16];
8604     [sources_ addObjectsFromArray:[database_ sources]];
8605     _trace();
8606     [sources_ sortUsingSelector:@selector(compareByName:)];
8607     _trace();
8608
8609     int count([sources_ count]);
8610     offset_ = 0;
8611     for (int i = 0; i != count; i++) {
8612         if ([[sources_ objectAtIndex:i] record] == nil)
8613             break;
8614         offset_++;
8615     }
8616
8617     [list_ reloadData];
8618 } }
8619
8620 - (void) showAddSourcePrompt {
8621     UIAlertView *alert = [[[UIAlertView alloc]
8622         initWithTitle:UCLocalize("ENTER_APT_URL")
8623         message:nil
8624         delegate:self
8625         cancelButtonTitle:UCLocalize("CANCEL")
8626         otherButtonTitles:
8627             UCLocalize("ADD_SOURCE"),
8628         nil
8629     ] autorelease];
8630
8631     [alert setContext:@"source"];
8632
8633     [alert setNumberOfRows:1];
8634     [alert addTextFieldWithValue:@"http://" label:@""];
8635
8636     UITextInputTraits *traits = [[alert textField] textInputTraits];
8637     [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
8638     [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
8639     [traits setKeyboardType:UIKeyboardTypeURL];
8640     // XXX: UIReturnKeyDone
8641     [traits setReturnKeyType:UIReturnKeyNext];
8642
8643     [alert show];
8644 }
8645
8646 - (void) addButtonClicked {
8647     [self showAddSourcePrompt];
8648 }
8649
8650 - (void) updateButtonsForEditingStatusAnimated:(BOOL)animated {
8651     BOOL editing([list_ isEditing]);
8652
8653     [[self navigationItem] setLeftBarButtonItem:(editing ? [[[UIBarButtonItem alloc]
8654         initWithTitle:UCLocalize("ADD")
8655         style:UIBarButtonItemStylePlain
8656         target:self
8657         action:@selector(addButtonClicked)
8658     ] autorelease] : [[self navigationItem] backBarButtonItem]) animated:animated];
8659
8660     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8661         initWithTitle:(editing ? UCLocalize("DONE") : UCLocalize("EDIT"))
8662         style:(editing ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8663         target:self
8664         action:@selector(editButtonClicked)
8665     ] autorelease] animated:animated];
8666
8667     if (!editing)
8668         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8669             initWithTitle:UCLocalize("SETTINGS")
8670             style:UIBarButtonItemStylePlain
8671             target:self
8672             action:@selector(settingsButtonClicked)
8673         ] autorelease]];
8674 }
8675
8676 - (void) settingsButtonClicked {
8677     [delegate_ showSettings];
8678 }
8679
8680 - (void) editButtonClicked {
8681     [list_ setEditing:![list_ isEditing] animated:YES];
8682     [self updateButtonsForEditingStatusAnimated:YES];
8683 }
8684
8685 @end
8686 /* }}} */
8687
8688 /* Settings Controller {{{ */
8689 @interface SettingsController : CyteViewController <
8690     UITableViewDataSource,
8691     UITableViewDelegate
8692 > {
8693     _transient Database *database_;
8694     // XXX: ok, "roledelegate_"?...
8695     _transient id roledelegate_;
8696     _H<UITableView, 2> table_;
8697     _H<UISegmentedControl> segment_;
8698     _H<UIView> container_;
8699 }
8700
8701 - (void) showDoneButton;
8702 - (void) resizeSegmentedControl;
8703
8704 @end
8705
8706 @implementation SettingsController
8707
8708 - (void) loadView {
8709     table_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame] style:UITableViewStyleGrouped] autorelease];
8710     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8711     [table_ setDelegate:self];
8712     [(UITableView *) table_ setDataSource:self];
8713     [self setView:table_];
8714
8715     NSArray *items = [NSArray arrayWithObjects:
8716         UCLocalize("USER"),
8717         UCLocalize("HACKER"),
8718         UCLocalize("DEVELOPER"),
8719     nil];
8720     segment_ = [[[UISegmentedControl alloc] initWithItems:items] autorelease];
8721     container_ = [[[UIView alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, 44.0f)] autorelease];
8722     [container_ addSubview:segment_];
8723 }
8724
8725 - (void) viewDidLoad {
8726     [super viewDidLoad];
8727
8728     [[self navigationItem] setTitle:UCLocalize("WHO_ARE_YOU")];
8729
8730     int index = -1;
8731     if ([Role_ isEqualToString:@"User"]) index = 0;
8732     if ([Role_ isEqualToString:@"Hacker"]) index = 1;
8733     if ([Role_ isEqualToString:@"Developer"]) index = 2;
8734     if (index != -1) {
8735         [segment_ setSelectedSegmentIndex:index];
8736         [self showDoneButton];
8737     }
8738
8739     [segment_ addTarget:self action:@selector(segmentChanged:) forControlEvents:UIControlEventValueChanged];
8740     [self resizeSegmentedControl];
8741 }
8742
8743 - (void) releaseSubviews {
8744     table_ = nil;
8745     segment_ = nil;
8746     container_ = nil;
8747
8748     [super releaseSubviews];
8749 }
8750
8751 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
8752     if ((self = [super init]) != nil) {
8753         database_ = database;
8754         roledelegate_ = delegate;
8755     } return self;
8756 }
8757
8758 - (void) resizeSegmentedControl {
8759     CGFloat width = [[self view] frame].size.width;
8760     [segment_ setFrame:CGRectMake(width / 32.0f, 0, width - (width / 32.0f * 2.0f), 44.0f)];
8761 }
8762
8763 - (void) viewWillAppear:(BOOL)animated {
8764     [super viewWillAppear:animated];
8765     [self resizeSegmentedControl];
8766 }
8767
8768 - (void) viewDidAppear:(BOOL)animated {
8769     [super viewDidAppear:animated];
8770     [segment_ setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleLeftMargin)];
8771     [self resizeSegmentedControl];
8772 }
8773
8774 - (void) willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation duration:(NSTimeInterval)duration {
8775     [self resizeSegmentedControl];
8776 }
8777
8778 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
8779     [self resizeSegmentedControl];
8780 }
8781
8782 - (void) save {
8783     NSString *role(nil);
8784
8785     switch ([segment_ selectedSegmentIndex]) {
8786         case 0: role = @"User"; break;
8787         case 1: role = @"Hacker"; break;
8788         case 2: role = @"Developer"; break;
8789
8790         _nodefault
8791     }
8792
8793     if (![role isEqualToString:Role_]) {
8794         bool rolling(Role_ == nil);
8795         Role_ = role;
8796
8797         Settings_ = [NSMutableDictionary dictionaryWithObjectsAndKeys:
8798             Role_, @"Role",
8799         nil];
8800
8801         [Metadata_ setObject:Settings_ forKey:@"Settings"];
8802         Changed_ = true;
8803
8804         if (rolling)
8805             [roledelegate_ loadData];
8806         else
8807             [roledelegate_ updateData];
8808     }
8809 }
8810
8811 - (void) segmentChanged:(UISegmentedControl *)control {
8812     [self showDoneButton];
8813 }
8814
8815 - (void) saveAndClose {
8816     [self save];
8817
8818     [[self navigationItem] setRightBarButtonItem:nil];
8819     [[self navigationController] dismissModalViewControllerAnimated:YES];
8820 }
8821
8822 - (void) doneButtonClicked {
8823     UIActivityIndicatorView *spinner = [[[UIActivityIndicatorView alloc] initWithFrame:CGRectMake(0, 0, 20.0f, 20.0f)] autorelease];
8824     [spinner startAnimating];
8825     UIBarButtonItem *spinItem = [[[UIBarButtonItem alloc] initWithCustomView:spinner] autorelease];
8826     [[self navigationItem] setRightBarButtonItem:spinItem];
8827
8828     [self performSelector:@selector(saveAndClose) withObject:nil afterDelay:0];
8829 }
8830
8831 - (void) showDoneButton {
8832     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8833         initWithTitle:UCLocalize("DONE")
8834         style:UIBarButtonItemStyleDone
8835         target:self
8836         action:@selector(doneButtonClicked)
8837     ] autorelease] animated:([[self navigationItem] rightBarButtonItem] == nil)];
8838 }
8839
8840 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8841     // XXX: For not having a single cell in the table, this sure is a lot of sections.
8842     return 6;
8843 }
8844
8845 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8846     return 0; // :(
8847 }
8848
8849 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8850     return nil; // This method is required by the protocol.
8851 }
8852
8853 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
8854     if (section == 1)
8855         return UCLocalize("ROLE_EX");
8856     if (section == 4)
8857         return [NSString stringWithFormat:
8858             @"%@: %@\n%@: %@\n%@: %@",
8859             UCLocalize("USER"), UCLocalize("USER_EX"),
8860             UCLocalize("HACKER"), UCLocalize("HACKER_EX"),
8861             UCLocalize("DEVELOPER"), UCLocalize("DEVELOPER_EX")
8862         ];
8863     else return nil;
8864 }
8865
8866 - (CGFloat) tableView:(UITableView *)tableView heightForHeaderInSection:(NSInteger)section {
8867     return section == 3 ? 44.0f : 0;
8868 }
8869
8870 - (UIView *) tableView:(UITableView *)tableView viewForHeaderInSection:(NSInteger)section {
8871     return section == 3 ? container_ : nil;
8872 }
8873
8874 - (void) reloadData {
8875     [super reloadData];
8876
8877     [table_ reloadData];
8878 }
8879
8880 @end
8881 /* }}} */
8882 /* Stash Controller {{{ */
8883 @interface StashController : CyteViewController {
8884     _H<UIActivityIndicatorView> spinner_;
8885     _H<UILabel> status_;
8886     _H<UILabel> caption_;
8887 }
8888
8889 @end
8890
8891 @implementation StashController
8892
8893 - (void) loadView {
8894     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
8895     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
8896     [self setView:view];
8897
8898     [view setBackgroundColor:[UIColor viewFlipsideBackgroundColor]];
8899
8900     spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteLarge] autorelease];
8901     CGRect spinrect = [spinner_ frame];
8902     spinrect.origin.x = ([[self view] frame].size.width / 2) - (spinrect.size.width / 2);
8903     spinrect.origin.y = [[self view] frame].size.height - 80.0f;
8904     [spinner_ setFrame:spinrect];
8905     [spinner_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin];
8906     [view addSubview:spinner_];
8907     [spinner_ startAnimating];
8908
8909     CGRect captrect;
8910     captrect.size.width = [[self view] frame].size.width;
8911     captrect.size.height = 40.0f;
8912     captrect.origin.x = 0;
8913     captrect.origin.y = ([[self view] frame].size.height / 2) - (captrect.size.height * 2);
8914     caption_ = [[[UILabel alloc] initWithFrame:captrect] autorelease];
8915     [caption_ setText:UCLocalize("PREPARING_FILESYSTEM")];
8916     [caption_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8917     [caption_ setFont:[UIFont boldSystemFontOfSize:28.0f]];
8918     [caption_ setTextColor:[UIColor whiteColor]];
8919     [caption_ setBackgroundColor:[UIColor clearColor]];
8920     [caption_ setShadowColor:[UIColor blackColor]];
8921     [caption_ setTextAlignment:UITextAlignmentCenter];
8922     [view addSubview:caption_];
8923
8924     CGRect statusrect;
8925     statusrect.size.width = [[self view] frame].size.width;
8926     statusrect.size.height = 30.0f;
8927     statusrect.origin.x = 0;
8928     statusrect.origin.y = ([[self view] frame].size.height / 2) - statusrect.size.height;
8929     status_ = [[[UILabel alloc] initWithFrame:statusrect] autorelease];
8930     [status_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8931     [status_ setText:UCLocalize("EXIT_WHEN_COMPLETE")];
8932     [status_ setFont:[UIFont systemFontOfSize:16.0f]];
8933     [status_ setTextColor:[UIColor whiteColor]];
8934     [status_ setBackgroundColor:[UIColor clearColor]];
8935     [status_ setShadowColor:[UIColor blackColor]];
8936     [status_ setTextAlignment:UITextAlignmentCenter];
8937     [view addSubview:status_];
8938 }
8939
8940 - (void) releaseSubviews {
8941     spinner_ = nil;
8942     status_ = nil;
8943     caption_ = nil;
8944
8945     [super releaseSubviews];
8946 }
8947
8948 @end
8949 /* }}} */
8950
8951 @interface CYURLCache : SDURLCache {
8952 }
8953
8954 @end
8955
8956 @implementation CYURLCache
8957
8958 - (void) logEvent:(NSString *)event forRequest:(NSURLRequest *)request {
8959 #if !ForRelease
8960     if (false);
8961     else if ([event isEqualToString:@"no-cache"])
8962         event = @"!!!";
8963     else if ([event isEqualToString:@"store"])
8964         event = @">>>";
8965     else if ([event isEqualToString:@"invalid"])
8966         event = @"???";
8967     else if ([event isEqualToString:@"memory"])
8968         event = @"mem";
8969     else if ([event isEqualToString:@"disk"])
8970         event = @"ssd";
8971     else if ([event isEqualToString:@"miss"])
8972         event = @"---";
8973
8974     NSLog(@"%@: %@", event, [[request URL] absoluteString]);
8975 #endif
8976 }
8977
8978 - (void) storeCachedResponse:(NSCachedURLResponse *)cached forRequest:(NSURLRequest *)request {
8979     if (NSURLResponse *response = [cached response])
8980         if (NSString *mime = [response MIMEType])
8981             if ([mime isEqualToString:@"text/cache-manifest"]) {
8982                 NSURL *url([response URL]);
8983
8984 #if !ForRelease
8985                 NSLog(@"###: %@", [url absoluteString]);
8986 #endif
8987
8988                 @synchronized (HostConfig_) {
8989                     [CachedURLs_ addObject:url];
8990                 }
8991             }
8992
8993     [super storeCachedResponse:cached forRequest:request];
8994 }
8995
8996 @end
8997
8998 @interface Cydia : UIApplication <
8999     ConfirmationControllerDelegate,
9000     DatabaseDelegate,
9001     CydiaDelegate,
9002     UINavigationControllerDelegate,
9003     UITabBarControllerDelegate
9004 > {
9005     _H<UIWindow> window_;
9006     _H<CydiaTabBarController> tabbar_;
9007     _H<CydiaLoadingViewController> emulated_;
9008
9009     _H<NSMutableArray> essential_;
9010     _H<NSMutableArray> broken_;
9011
9012     Database *database_;
9013
9014     _H<NSURL> starturl_;
9015
9016     unsigned locked_;
9017     unsigned activity_;
9018
9019     _H<StashController> stash_;
9020
9021     bool loaded_;
9022 }
9023
9024 - (void) loadData;
9025
9026 @end
9027
9028 @implementation Cydia
9029
9030 - (void) lockSuspend {
9031     if (locked_++ == 0) {
9032         if ($SBSSetInterceptsMenuButtonForever != NULL)
9033             (*$SBSSetInterceptsMenuButtonForever)(true);
9034
9035         [self setIdleTimerDisabled:YES];
9036     }
9037 }
9038
9039 - (void) unlockSuspend {
9040     if (--locked_ == 0) {
9041         [self setIdleTimerDisabled:NO];
9042
9043         if ($SBSSetInterceptsMenuButtonForever != NULL)
9044             (*$SBSSetInterceptsMenuButtonForever)(false);
9045     }
9046 }
9047
9048 - (void) beginUpdate {
9049     [tabbar_ beginUpdate];
9050 }
9051
9052 - (BOOL) updating {
9053     return [tabbar_ updating];
9054 }
9055
9056 - (void) _loaded {
9057     if ([broken_ count] != 0) {
9058         int count = [broken_ count];
9059
9060         UIAlertView *alert = [[[UIAlertView alloc]
9061             initWithTitle:(count == 1 ? UCLocalize("HALFINSTALLED_PACKAGE") : [NSString stringWithFormat:UCLocalize("HALFINSTALLED_PACKAGES"), count])
9062             message:UCLocalize("HALFINSTALLED_PACKAGE_EX")
9063             delegate:self
9064             cancelButtonTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("FORCIBLY_CLEAR"), UCLocalize("UNSAFE")]
9065             otherButtonTitles:
9066                 UCLocalize("TEMPORARY_IGNORE"),
9067             nil
9068         ] autorelease];
9069
9070         [alert setContext:@"fixhalf"];
9071         [alert setNumberOfRows:2];
9072         [alert show];
9073     } else if (!Ignored_ && [essential_ count] != 0) {
9074         int count = [essential_ count];
9075
9076         UIAlertView *alert = [[[UIAlertView alloc]
9077             initWithTitle:(count == 1 ? UCLocalize("ESSENTIAL_UPGRADE") : [NSString stringWithFormat:UCLocalize("ESSENTIAL_UPGRADES"), count])
9078             message:UCLocalize("ESSENTIAL_UPGRADE_EX")
9079             delegate:self
9080             cancelButtonTitle:UCLocalize("TEMPORARY_IGNORE")
9081             otherButtonTitles:
9082                 UCLocalize("UPGRADE_ESSENTIAL"),
9083                 UCLocalize("COMPLETE_UPGRADE"),
9084             nil
9085         ] autorelease];
9086
9087         [alert setContext:@"upgrade"];
9088         [alert show];
9089     }
9090 }
9091
9092 - (void) returnToCydia {
9093     [self _loaded];
9094 }
9095
9096 - (void) _saveConfig {
9097     @synchronized (database_) {
9098         _trace();
9099         MetaFile_.Sync();
9100         _trace();
9101     }
9102
9103     if (Changed_) {
9104         NSString *error(nil);
9105
9106         if (NSData *data = [NSPropertyListSerialization dataFromPropertyList:Metadata_ format:NSPropertyListBinaryFormat_v1_0 errorDescription:&error]) {
9107             _trace();
9108             NSError *error(nil);
9109             if (![data writeToFile:@"/var/lib/cydia/metadata.plist" options:NSAtomicWrite error:&error])
9110                 NSLog(@"failure to save metadata data: %@", error);
9111             _trace();
9112
9113             Changed_ = false;
9114         } else {
9115             NSLog(@"failure to serialize metadata: %@", error);
9116         }
9117     }
9118
9119     CydiaWriteSources();
9120 }
9121
9122 // Navigation controller for the queuing badge.
9123 - (UINavigationController *) queueNavigationController {
9124     NSArray *controllers = [tabbar_ viewControllers];
9125     return [controllers objectAtIndex:3];
9126 }
9127
9128 - (void) unloadData {
9129     [tabbar_ unloadData];
9130 }
9131
9132 - (void) _updateData {
9133     [self _saveConfig];
9134     [self unloadData];
9135
9136     UINavigationController *navigation = [self queueNavigationController];
9137
9138     id queuedelegate = nil;
9139     if ([[navigation viewControllers] count] > 0)
9140         queuedelegate = [[navigation viewControllers] objectAtIndex:0];
9141
9142     [queuedelegate queueStatusDidChange];
9143     [[navigation tabBarItem] setBadgeValue:(Queuing_ ? UCLocalize("Q_D") : nil)];
9144 }
9145
9146 - (void) _refreshIfPossible:(NSDate *)update {
9147     NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
9148
9149     bool recently = false;
9150     if (update != nil) {
9151         NSTimeInterval interval([update timeIntervalSinceNow]);
9152         if (interval <= 0 && interval > -(15*60))
9153             recently = true;
9154     }
9155
9156     // Don't automatic refresh if:
9157     //  - We already refreshed recently.
9158     //  - We already auto-refreshed this launch.
9159     //  - Auto-refresh is disabled.
9160     //  - Cydia's server is not reachable
9161     if (recently || loaded_ || ManualRefresh || !IsReachable("cydia.saurik.com")) {
9162         // If we are cancelling, we need to make sure it knows it's already loaded.
9163         loaded_ = true;
9164
9165         [self performSelectorOnMainThread:@selector(_loaded) withObject:nil waitUntilDone:NO];
9166     } else {
9167         // We are going to load, so remember that.
9168         loaded_ = true;
9169
9170         [tabbar_ performSelectorOnMainThread:@selector(setUpdate:) withObject:update waitUntilDone:NO];
9171     }
9172
9173     [pool release];
9174 }
9175
9176 - (void) refreshIfPossible {
9177     [NSThread detachNewThreadSelector:@selector(_refreshIfPossible:) toTarget:self withObject:[Metadata_ objectForKey:@"LastUpdate"]];
9178 }
9179
9180 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
9181 @synchronized (self) {
9182     UIProgressHUD *hud(loaded_ ? [self addProgressHUD] : nil);
9183     if (hud != nil)
9184         [hud setText:UCLocalize("RELOADING_DATA")];
9185
9186     [database_ yieldToSelector:@selector(reloadDataWithInvocation:) withObject:invocation];
9187
9188     size_t changes(0);
9189
9190     [essential_ removeAllObjects];
9191     [broken_ removeAllObjects];
9192
9193     NSArray *packages([database_ packages]);
9194     for (Package *package in packages) {
9195         if ([package half])
9196             [broken_ addObject:package];
9197         if ([package upgradableAndEssential:YES] && ![package ignored]) {
9198             if ([package essential] && [package installed] != nil)
9199                 [essential_ addObject:package];
9200             ++changes;
9201         }
9202     }
9203
9204     UITabBarItem *changesItem = [[[tabbar_ viewControllers] objectAtIndex:2] tabBarItem];
9205     if (changes != 0) {
9206         _trace();
9207         NSString *badge([[NSNumber numberWithInt:changes] stringValue]);
9208         [changesItem setBadgeValue:badge];
9209         [changesItem setAnimatedBadge:([essential_ count] > 0)];
9210         [self setApplicationIconBadgeNumber:changes];
9211     } else {
9212         _trace();
9213         [changesItem setBadgeValue:nil];
9214         [changesItem setAnimatedBadge:NO];
9215         [self setApplicationIconBadgeNumber:0];
9216     }
9217
9218     [self _updateData];
9219
9220     if (hud != nil)
9221         [self removeProgressHUD:hud];
9222 } }
9223
9224 - (void) updateData {
9225     [self _updateData];
9226 }
9227
9228 - (void) updateDataAndLoad {
9229     [self _updateData];
9230     if ([database_ progressDelegate] == nil)
9231         [self _loaded];
9232 }
9233
9234 - (void) update_ {
9235     [database_ update];
9236     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
9237 }
9238
9239 - (void) disemulate {
9240     if (emulated_ == nil)
9241         return;
9242
9243     [window_ addSubview:[tabbar_ view]];
9244     if ([window_ respondsToSelector:@selector(setRootViewController:)])
9245         [window_ setRootViewController:tabbar_];
9246     [[emulated_ view] removeFromSuperview];
9247     emulated_ = nil;
9248     [window_ setUserInteractionEnabled:YES];
9249 }
9250
9251 - (void) presentModalViewController:(UIViewController *)controller force:(BOOL)force {
9252     UINavigationController *navigation([[[UINavigationController alloc] initWithRootViewController:controller] autorelease]);
9253     if (IsWildcat_)
9254         [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
9255
9256     UIViewController *parent;
9257     if (emulated_ == nil)
9258         parent = tabbar_;
9259     else if (!force)
9260         parent = emulated_;
9261     else {
9262         [self disemulate];
9263         parent = tabbar_;
9264     }
9265
9266     [parent presentModalViewController:navigation animated:YES];
9267 }
9268
9269 - (ProgressController *) invokeNewProgress:(NSInvocation *)invocation forController:(UINavigationController *)navigation withTitle:(NSString *)title {
9270     ProgressController *progress([[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease]);
9271
9272     if (navigation != nil)
9273         [navigation pushViewController:progress animated:YES];
9274     else
9275         [self presentModalViewController:progress force:YES];
9276
9277     [progress invoke:invocation withTitle:title];
9278     return progress;
9279 }
9280
9281 - (void) detachNewProgressSelector:(SEL)selector toTarget:(id)target forController:(UINavigationController *)navigation title:(NSString *)title {
9282     [self invokeNewProgress:[NSInvocation invocationWithSelector:selector forTarget:target] forController:navigation withTitle:title];
9283 }
9284
9285 - (void) repairWithInvocation:(NSInvocation *)invocation {
9286     _trace();
9287     [self invokeNewProgress:invocation forController:nil withTitle:@"REPAIRING"];
9288     _trace();
9289 }
9290
9291 - (void) repairWithSelector:(SEL)selector {
9292     [self performSelectorOnMainThread:@selector(repairWithInvocation:) withObject:[NSInvocation invocationWithSelector:selector forTarget:database_] waitUntilDone:YES];
9293 }
9294
9295 - (void) reloadData {
9296     [self reloadDataWithInvocation:nil];
9297     if ([database_ progressDelegate] == nil)
9298         [self _loaded];
9299 }
9300
9301 - (void) syncData {
9302     [self _saveConfig];
9303     [self detachNewProgressSelector:@selector(update_) toTarget:self forController:nil title:@"UPDATING_SOURCES"];
9304 }
9305
9306 - (void) addSource:(NSDictionary *) source {
9307     CydiaAddSource(source);
9308 }
9309
9310 - (void) addSource:(NSString *)href withDistribution:(NSString *)distribution andSections:(NSArray *)sections {
9311     CydiaAddSource(href, distribution, sections);
9312 }
9313
9314 - (void) addTrivialSource:(NSString *)href {
9315     CydiaAddSource(href, @"./");
9316 }
9317
9318 - (void) updateValues {
9319     Changed_ = true;
9320 }
9321
9322 - (void) resolve {
9323     pkgProblemResolver *resolver = [database_ resolver];
9324
9325     resolver->InstallProtect();
9326     if (!resolver->Resolve(true))
9327         _error->Discard();
9328 }
9329
9330 - (bool) perform {
9331     // XXX: this is a really crappy way of doing this.
9332     // like, seriously: this state machine is still broken, and cancelling this here doesn't really /fix/ that.
9333     // for one, the user can still /start/ a reloading data event while they have a queue, which is stupid
9334     // for two, this just means there is a race condition between the refresh completing and the confirmation controller appearing.
9335     if ([tabbar_ updating])
9336         [tabbar_ cancelUpdate];
9337
9338     if (![database_ prepare])
9339         return false;
9340
9341     ConfirmationController *page([[[ConfirmationController alloc] initWithDatabase:database_] autorelease]);
9342     [page setDelegate:self];
9343     UINavigationController *confirm_([[[UINavigationController alloc] initWithRootViewController:page] autorelease]);
9344
9345     if (IsWildcat_)
9346         [confirm_ setModalPresentationStyle:UIModalPresentationFormSheet];
9347     [tabbar_ presentModalViewController:confirm_ animated:YES];
9348
9349     return true;
9350 }
9351
9352 - (void) queue {
9353     @synchronized (self) {
9354         [self perform];
9355     }
9356 }
9357
9358 - (void) clearPackage:(Package *)package {
9359     @synchronized (self) {
9360         [package clear];
9361         [self resolve];
9362         [self perform];
9363     }
9364 }
9365
9366 - (void) installPackages:(NSArray *)packages {
9367     @synchronized (self) {
9368         for (Package *package in packages)
9369             [package install];
9370         [self resolve];
9371         [self perform];
9372     }
9373 }
9374
9375 - (void) installPackage:(Package *)package {
9376     @synchronized (self) {
9377         [package install];
9378         [self resolve];
9379         [self perform];
9380     }
9381 }
9382
9383 - (void) removePackage:(Package *)package {
9384     @synchronized (self) {
9385         [package remove];
9386         [self resolve];
9387         [self perform];
9388     }
9389 }
9390
9391 - (void) distUpgrade {
9392     @synchronized (self) {
9393         if (![database_ upgrade])
9394             return;
9395         [self perform];
9396     }
9397 }
9398
9399 - (void) _uicache {
9400     _trace();
9401     system("su -c /usr/bin/uicache mobile");
9402     _trace();
9403 }
9404
9405 - (void) uicache {
9406     UIProgressHUD *hud([self addProgressHUD]);
9407     [hud setText:UCLocalize("LOADING")];
9408     [self yieldToSelector:@selector(_uicache)];
9409     [self removeProgressHUD:hud];
9410 }
9411
9412 - (void) perform_ {
9413     [database_ perform];
9414     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
9415     [self performSelectorOnMainThread:@selector(uicache) withObject:nil waitUntilDone:YES];
9416 }
9417
9418 - (void) confirmWithNavigationController:(UINavigationController *)navigation {
9419     Queuing_ = false;
9420     [self lockSuspend];
9421     [self detachNewProgressSelector:@selector(perform_) toTarget:self forController:navigation title:@"RUNNING"];
9422     [self unlockSuspend];
9423 }
9424
9425 - (void) showSettings {
9426     [self presentModalViewController:[[[SettingsController alloc] initWithDatabase:database_ delegate:self] autorelease] force:NO];
9427 }
9428
9429 - (void) retainNetworkActivityIndicator {
9430     if (activity_++ == 0)
9431         [self setNetworkActivityIndicatorVisible:YES];
9432
9433 #if TraceLogging
9434     NSLog(@"retainNetworkActivityIndicator->%d", activity_);
9435 #endif
9436 }
9437
9438 - (void) releaseNetworkActivityIndicator {
9439     if (--activity_ == 0)
9440         [self setNetworkActivityIndicatorVisible:NO];
9441
9442 #if TraceLogging
9443     NSLog(@"releaseNetworkActivityIndicator->%d", activity_);
9444 #endif
9445
9446 }
9447
9448 - (void) cancelAndClear:(bool)clear {
9449     @synchronized (self) {
9450         if (clear) {
9451             [database_ clear];
9452             Queuing_ = false;
9453         } else {
9454             Queuing_ = true;
9455         }
9456
9457         [self _updateData];
9458     }
9459 }
9460
9461 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
9462     NSString *context([alert context]);
9463
9464     if ([context isEqualToString:@"conffile"]) {
9465         FILE *input = [database_ input];
9466         if (button == [alert cancelButtonIndex])
9467             fprintf(input, "N\n");
9468         else if (button == [alert firstOtherButtonIndex])
9469             fprintf(input, "Y\n");
9470         fflush(input);
9471
9472         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9473     } else if ([context isEqualToString:@"fixhalf"]) {
9474         if (button == [alert cancelButtonIndex]) {
9475             @synchronized (self) {
9476                 for (Package *broken in (id) broken_) {
9477                     [broken remove];
9478
9479                     NSString *id = [broken id];
9480                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.prerm", id] UTF8String]);
9481                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postrm", id] UTF8String]);
9482                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.preinst", id] UTF8String]);
9483                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postinst", id] UTF8String]);
9484                 }
9485
9486                 [self resolve];
9487                 [self perform];
9488             }
9489         } else if (button == [alert firstOtherButtonIndex]) {
9490             [broken_ removeAllObjects];
9491             [self _loaded];
9492         }
9493
9494         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9495     } else if ([context isEqualToString:@"upgrade"]) {
9496         if (button == [alert firstOtherButtonIndex]) {
9497             @synchronized (self) {
9498                 for (Package *essential in (id) essential_)
9499                     [essential install];
9500
9501                 [self resolve];
9502                 [self perform];
9503             }
9504         } else if (button == [alert firstOtherButtonIndex] + 1) {
9505             [self distUpgrade];
9506         } else if (button == [alert cancelButtonIndex]) {
9507             Ignored_ = YES;
9508         }
9509
9510         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9511     }
9512 }
9513
9514 - (void) system:(NSString *)command {
9515     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9516
9517     _trace();
9518     system([command UTF8String]);
9519     _trace();
9520
9521     [pool release];
9522 }
9523
9524 - (void) applicationWillSuspend {
9525     [database_ clean];
9526     [super applicationWillSuspend];
9527 }
9528
9529 - (BOOL) isSafeToSuspend {
9530     if (locked_ != 0) {
9531 #if !ForRelease
9532         NSLog(@"isSafeToSuspend: locked_ != 0");
9533 #endif
9534         return false;
9535     }
9536
9537     // Use external process status API internally.
9538     // This is probably a really bad idea.
9539     // XXX: what is the point of this? does this solve anything at all?
9540     uint64_t status = 0;
9541     int notify_token;
9542     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
9543         notify_get_state(notify_token, &status);
9544         notify_cancel(notify_token);
9545     }
9546
9547     if (status != 0) {
9548 #if !ForRelease
9549         NSLog(@"isSafeToSuspend: status != 0");
9550 #endif
9551         return false;
9552     }
9553
9554 #if !ForRelease
9555     NSLog(@"isSafeToSuspend: -> true");
9556 #endif
9557     return true;
9558 }
9559
9560 - (void) applicationSuspend:(__GSEvent *)event {
9561     if ([self isSafeToSuspend])
9562         [super applicationSuspend:event];
9563 }
9564
9565 - (void) _animateSuspension:(BOOL)arg0 duration:(double)arg1 startTime:(double)arg2 scale:(float)arg3 {
9566     if ([self isSafeToSuspend])
9567         [super _animateSuspension:arg0 duration:arg1 startTime:arg2 scale:arg3];
9568 }
9569
9570 - (void) _setSuspended:(BOOL)value {
9571     if ([self isSafeToSuspend])
9572         [super _setSuspended:value];
9573 }
9574
9575 - (UIProgressHUD *) addProgressHUD {
9576     UIProgressHUD *hud([[[UIProgressHUD alloc] init] autorelease]);
9577     [hud setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
9578
9579     [window_ setUserInteractionEnabled:NO];
9580
9581     UIViewController *target(tabbar_);
9582     if (UIViewController *modal = [target modalViewController])
9583         target = modal;
9584
9585     [hud showInView:[target view]];
9586
9587     [self lockSuspend];
9588     return hud;
9589 }
9590
9591 - (void) removeProgressHUD:(UIProgressHUD *)hud {
9592     [self unlockSuspend];
9593     [hud hide];
9594     [hud removeFromSuperview];
9595     [window_ setUserInteractionEnabled:YES];
9596 }
9597
9598 - (CyteViewController *) pageForPackage:(NSString *)name withReferrer:(NSString *)referrer {
9599     return [[[CYPackageController alloc] initWithDatabase:database_ forPackage:name withReferrer:referrer] autorelease];
9600 }
9601
9602 - (CyteViewController *) pageForURL:(NSURL *)url forExternal:(BOOL)external withReferrer:(NSString *)referrer {
9603     NSString *scheme([[url scheme] lowercaseString]);
9604     if ([[url absoluteString] length] <= [scheme length] + 3)
9605         return nil;
9606     NSString *path([[url absoluteString] substringFromIndex:[scheme length] + 3]);
9607     NSArray *components([path componentsSeparatedByString:@"/"]);
9608
9609     if ([scheme isEqualToString:@"apptapp"] && [components count] > 0 && [[components objectAtIndex:0] isEqualToString:@"package"]) {
9610         CyteViewController *controller([self pageForPackage:[components objectAtIndex:1] withReferrer:referrer]);
9611         if (controller != nil)
9612             [controller setDelegate:self];
9613         return controller;
9614     }
9615
9616     if ([components count] < 1 || ![scheme isEqualToString:@"cydia"])
9617         return nil;
9618
9619     NSString *base([components objectAtIndex:0]);
9620
9621     CyteViewController *controller = nil;
9622
9623     if ([base isEqualToString:@"url"]) {
9624         // This kind of URL can contain slashes in the argument, so we can't parse them below.
9625         NSString *destination = [[url absoluteString] substringFromIndex:([scheme length] + [@"://" length] + [base length] + [@"/" length])];
9626         controller = [[[CydiaWebViewController alloc] initWithURL:[NSURL URLWithString:destination]] autorelease];
9627     } else if (!external && [components count] == 1) {
9628         if ([base isEqualToString:@"sources"]) {
9629             controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9630         }
9631
9632         if ([base isEqualToString:@"home"]) {
9633             controller = [[[HomeController alloc] init] autorelease];
9634         }
9635
9636         if ([base isEqualToString:@"sections"]) {
9637             controller = [[[SectionsController alloc] initWithDatabase:database_ source:nil] autorelease];
9638         }
9639
9640         if ([base isEqualToString:@"search"]) {
9641             controller = [[[SearchController alloc] initWithDatabase:database_ query:nil] autorelease];
9642         }
9643
9644         if ([base isEqualToString:@"changes"]) {
9645             controller = [[[ChangesController alloc] initWithDatabase:database_] autorelease];
9646         }
9647
9648         if ([base isEqualToString:@"installed"]) {
9649             controller = [[[InstalledController alloc] initWithDatabase:database_] autorelease];
9650         }
9651     } else if ([components count] == 2) {
9652         NSString *argument = [[components objectAtIndex:1] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
9653
9654         if ([base isEqualToString:@"package"]) {
9655             controller = [self pageForPackage:argument withReferrer:referrer];
9656         }
9657
9658         if (!external && [base isEqualToString:@"search"]) {
9659             controller = [[[SearchController alloc] initWithDatabase:database_ query:argument] autorelease];
9660         }
9661
9662         if (!external && [base isEqualToString:@"sections"]) {
9663             if ([argument isEqualToString:@"all"] || [argument isEqualToString:@"*"])
9664                 argument = nil;
9665             controller = [[[SectionController alloc] initWithDatabase:database_ source:nil section:argument] autorelease];
9666         }
9667
9668         if (!external && [base isEqualToString:@"sources"]) {
9669             if ([argument isEqualToString:@"add"]) {
9670                 controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9671                 [(SourcesController *)controller showAddSourcePrompt];
9672             } else {
9673                 Source *source([database_ sourceWithKey:argument]);
9674                 controller = [[[SectionsController alloc] initWithDatabase:database_ source:source] autorelease];
9675             }
9676         }
9677
9678         if (!external && [base isEqualToString:@"launch"]) {
9679             [self launchApplicationWithIdentifier:argument suspended:NO];
9680             return nil;
9681         }
9682     } else if (!external && [components count] == 3) {
9683         NSString *arg1 = [[components objectAtIndex:1] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
9684         NSString *arg2 = [[components objectAtIndex:2] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
9685
9686         if ([base isEqualToString:@"package"]) {
9687             if ([arg2 isEqualToString:@"settings"]) {
9688                 controller = [[[PackageSettingsController alloc] initWithDatabase:database_ package:arg1] autorelease];
9689             } else if ([arg2 isEqualToString:@"files"]) {
9690                 if (Package *package = [database_ packageWithName:arg1]) {
9691                     controller = [[[FileTable alloc] initWithDatabase:database_] autorelease];
9692                     [(FileTable *)controller setPackage:package];
9693                 }
9694             }
9695         }
9696
9697         if ([base isEqualToString:@"sections"]) {
9698             Source *source([arg1 isEqualToString:@"*"] ? nil : [database_ sourceWithKey:arg1]);
9699             NSString *section([arg2 isEqualToString:@"*"] ? nil : arg2);
9700             controller = [[[SectionController alloc] initWithDatabase:database_ source:source section:section] autorelease];
9701         }
9702     }
9703
9704     [controller setDelegate:self];
9705     return controller;
9706 }
9707
9708 - (BOOL) openCydiaURL:(NSURL *)url forExternal:(BOOL)external {
9709     CyteViewController *page([self pageForURL:url forExternal:external withReferrer:nil]);
9710
9711     if (page != nil)
9712         [tabbar_ setUnselectedViewController:page];
9713
9714     return page != nil;
9715 }
9716
9717 - (void) applicationOpenURL:(NSURL *)url {
9718     [super applicationOpenURL:url];
9719
9720     if (!loaded_)
9721         starturl_ = url;
9722     else
9723         [self openCydiaURL:url forExternal:YES];
9724 }
9725
9726 - (void) applicationWillResignActive:(UIApplication *)application {
9727     // Stop refreshing if you get a phone call or lock the device.
9728     if ([tabbar_ updating])
9729         [tabbar_ cancelUpdate];
9730
9731     if ([[self superclass] instancesRespondToSelector:@selector(applicationWillResignActive:)])
9732         [super applicationWillResignActive:application];
9733 }
9734
9735 - (void) saveState {
9736     [Metadata_ setObject:[tabbar_ navigationURLCollection] forKey:@"InterfaceState"];
9737     [Metadata_ setObject:[NSDate date] forKey:@"LastClosed"];
9738     [Metadata_ setObject:[NSNumber numberWithInt:[tabbar_ selectedIndex]] forKey:@"InterfaceIndex"];
9739     Changed_ = true;
9740
9741     [self _saveConfig];
9742 }
9743
9744 - (void) applicationWillTerminate:(UIApplication *)application {
9745     [self saveState];
9746 }
9747
9748 - (void) setConfigurationData:(NSString *)data {
9749     static Pcre conffile_r("^'(.*)' '(.*)' ([01]) ([01])$");
9750
9751     if (!conffile_r(data)) {
9752         lprintf("E:invalid conffile\n");
9753         return;
9754     }
9755
9756     NSString *ofile = conffile_r[1];
9757     //NSString *nfile = conffile_r[2];
9758
9759     UIAlertView *alert = [[[UIAlertView alloc]
9760         initWithTitle:UCLocalize("CONFIGURATION_UPGRADE")
9761         message:[NSString stringWithFormat:@"%@\n\n%@", UCLocalize("CONFIGURATION_UPGRADE_EX"), ofile]
9762         delegate:self
9763         cancelButtonTitle:UCLocalize("KEEP_OLD_COPY")
9764         otherButtonTitles:
9765             UCLocalize("ACCEPT_NEW_COPY"),
9766             // XXX: UCLocalize("SEE_WHAT_CHANGED"),
9767         nil
9768     ] autorelease];
9769
9770     [alert setContext:@"conffile"];
9771     [alert setNumberOfRows:2];
9772     [alert show];
9773 }
9774
9775 - (void) addStashController {
9776     [self lockSuspend];
9777     stash_ = [[[StashController alloc] init] autorelease];
9778     [window_ addSubview:[stash_ view]];
9779 }
9780
9781 - (void) removeStashController {
9782     [[stash_ view] removeFromSuperview];
9783     stash_ = nil;
9784     [self unlockSuspend];
9785 }
9786
9787 - (void) stash {
9788     [[UIApplication sharedApplication] setStatusBarStyle:UIStatusBarStyleBlackOpaque];
9789     UpdateExternalStatus(1);
9790     [self yieldToSelector:@selector(system:) withObject:@"/usr/libexec/cydia/free.sh"];
9791     UpdateExternalStatus(0);
9792
9793     [self removeStashController];
9794
9795     pid_t pid(ExecFork());
9796     if (pid == 0) {
9797         execlp("launchctl", "launchctl", "stop", "com.apple.SpringBoard", NULL);
9798         perror("launchctl stop");
9799
9800         exit(0);
9801     } ReapZombie(pid);
9802 }
9803
9804 - (void) setupViewControllers {
9805     tabbar_ = [[[CydiaTabBarController alloc] initWithDatabase:database_] autorelease];
9806
9807     NSMutableArray *items;
9808     if (kCFCoreFoundationVersionNumber < 800) {
9809         items = [NSMutableArray arrayWithObjects:
9810             [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage applicationImageNamed:@"home.png"] tag:0] autorelease],
9811             [[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage applicationImageNamed:@"install.png"] tag:0] autorelease],
9812             [[[UITabBarItem alloc] initWithTitle:UCLocalize("CHANGES") image:[UIImage applicationImageNamed:@"changes.png"] tag:0] autorelease],
9813             [[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease],
9814             [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage applicationImageNamed:@"search.png"] tag:0] autorelease],
9815         nil];
9816     } else {
9817         items = [NSMutableArray arrayWithObjects:
9818             [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage applicationImageNamed:@"home7.png"] selectedImage:[UIImage applicationImageNamed:@"home7s.png"]] autorelease],
9819             [[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage applicationImageNamed:@"install7.png"] selectedImage:[UIImage applicationImageNamed:@"install7s.png"]] autorelease],
9820             [[[UITabBarItem alloc] initWithTitle:UCLocalize("CHANGES") image:[UIImage applicationImageNamed:@"changes7.png"] selectedImage:[UIImage applicationImageNamed:@"changes7s.png"]] autorelease],
9821             [[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage applicationImageNamed:@"manage7.png"] selectedImage:[UIImage applicationImageNamed:@"manage7s.png"]] autorelease],
9822             [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage applicationImageNamed:@"search7.png"] selectedImage:[UIImage applicationImageNamed:@"search7s.png"]] autorelease],
9823         nil];
9824     }
9825
9826     NSMutableArray *controllers([NSMutableArray array]);
9827     for (UITabBarItem *item in items) {
9828         UINavigationController *controller([[[UINavigationController alloc] init] autorelease]);
9829         [controller setTabBarItem:item];
9830         [controllers addObject:controller];
9831     }
9832     [tabbar_ setViewControllers:controllers];
9833
9834     [tabbar_ setUpdateDelegate:self];
9835 }
9836
9837 - (void) _sendMemoryWarningNotification {
9838     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: maybe 4_0?
9839         [[NSNotificationCenter defaultCenter] postNotificationName:@"UIApplicationMemoryWarningNotification" object:[UIApplication sharedApplication]];
9840     else
9841         [[NSNotificationCenter defaultCenter] postNotificationName:@"UIApplicationDidReceiveMemoryWarningNotification" object:[UIApplication sharedApplication]];
9842 }
9843
9844 - (void) _sendMemoryWarningNotifications {
9845     while (true) {
9846         [self performSelectorOnMainThread:@selector(_sendMemoryWarningNotification) withObject:nil waitUntilDone:NO];
9847         sleep(2);
9848         //usleep(2000000);
9849     }
9850 }
9851
9852 - (void) applicationDidReceiveMemoryWarning:(UIApplication *)application {
9853     NSLog(@"--");
9854     [[NSURLCache sharedURLCache] removeAllCachedResponses];
9855 }
9856
9857 - (void) applicationDidFinishLaunching:(id)unused {
9858     //[NSThread detachNewThreadSelector:@selector(_sendMemoryWarningNotifications) toTarget:self withObject:nil];
9859
9860 _trace();
9861     if ([self respondsToSelector:@selector(setApplicationSupportsShakeToEdit:)])
9862         [self setApplicationSupportsShakeToEdit:NO];
9863
9864     @synchronized (HostConfig_) {
9865         [BridgedHosts_ addObject:[[NSURL URLWithString:CydiaURL(@"")] host]];
9866     }
9867
9868     [NSURLCache setSharedURLCache:[[[CYURLCache alloc]
9869         initWithMemoryCapacity:524288
9870         diskCapacity:10485760
9871         diskPath:[NSString stringWithFormat:@"%@/SDURLCache", Cache_]
9872     ] autorelease]];
9873
9874     [CydiaWebViewController _initialize];
9875
9876     [NSURLProtocol registerClass:[CydiaURLProtocol class]];
9877
9878     // this would disallow http{,s} URLs from accessing this data
9879     //[WebView registerURLSchemeAsLocal:@"cydia"];
9880
9881     Font12_ = [UIFont systemFontOfSize:12];
9882     Font12Bold_ = [UIFont boldSystemFontOfSize:12];
9883     Font14_ = [UIFont systemFontOfSize:14];
9884     Font18_ = [UIFont systemFontOfSize:18];
9885     Font18Bold_ = [UIFont boldSystemFontOfSize:18];
9886     Font22Bold_ = [UIFont boldSystemFontOfSize:22];
9887
9888     essential_ = [NSMutableArray arrayWithCapacity:4];
9889     broken_ = [NSMutableArray arrayWithCapacity:4];
9890
9891     // XXX: I really need this thing... like, seriously... I'm sorry
9892     [[[AppCacheController alloc] initWithURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/appcache/", UI_]]] reloadData];
9893
9894     window_ = [[[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]] autorelease];
9895     [window_ orderFront:self];
9896     [window_ makeKey:self];
9897     [window_ setHidden:NO];
9898
9899     if (false) stash: {
9900         [self addStashController];
9901         // XXX: this would be much cleaner as a yieldToSelector:
9902         // that way the removeStashController could happen right here inline
9903         // we also could no longer require the useless stash_ field anymore
9904         [self performSelector:@selector(stash) withObject:nil afterDelay:0];
9905         return;
9906     }
9907
9908     struct stat root;
9909     int error(stat("/", &root));
9910     _assert(error != -1);
9911
9912     #define Stash_(path) do { \
9913         struct stat folder; \
9914         int error(lstat((path), &folder)); \
9915         if (error != -1 && ( \
9916             folder.st_dev == root.st_dev && \
9917             S_ISDIR(folder.st_mode) \
9918         ) || error == -1 && ( \
9919             errno == ENOENT || \
9920             errno == ENOTDIR \
9921         )) goto stash; \
9922     } while (false)
9923
9924     Stash_("/Applications");
9925     Stash_("/Library/Ringtones");
9926     Stash_("/Library/Wallpaper");
9927     //Stash_("/usr/bin");
9928     Stash_("/usr/include");
9929     Stash_("/usr/lib/pam");
9930     Stash_("/usr/share");
9931     //Stash_("/var/lib");
9932
9933     database_ = [Database sharedInstance];
9934     [database_ setDelegate:self];
9935
9936     [window_ setUserInteractionEnabled:NO];
9937     [self setupViewControllers];
9938
9939     emulated_ = [[[CydiaLoadingViewController alloc] init] autorelease];
9940     [window_ addSubview:[emulated_ view]];
9941     if ([window_ respondsToSelector:@selector(setRootViewController:)])
9942         [window_ setRootViewController:emulated_];
9943
9944     [self performSelector:@selector(loadData) withObject:nil afterDelay:0];
9945 _trace();
9946 }
9947
9948 - (NSArray *) defaultStartPages {
9949     NSMutableArray *standard = [NSMutableArray array];
9950     [standard addObject:[NSArray arrayWithObject:@"cydia://home"]];
9951     [standard addObject:[NSArray arrayWithObject:@"cydia://sources"]];
9952     [standard addObject:[NSArray arrayWithObject:@"cydia://changes"]];
9953     [standard addObject:[NSArray arrayWithObject:@"cydia://installed"]];
9954     [standard addObject:[NSArray arrayWithObject:@"cydia://search"]];
9955     return standard;
9956 }
9957
9958 - (void) loadData {
9959 _trace();
9960     if (Role_ == nil) {
9961         [window_ setUserInteractionEnabled:YES];
9962         [self showSettings];
9963         return;
9964     } else {
9965         if ([emulated_ modalViewController] != nil)
9966             [emulated_ dismissModalViewControllerAnimated:YES];
9967         [window_ setUserInteractionEnabled:NO];
9968     }
9969
9970     [self reloadDataWithInvocation:nil];
9971     [self refreshIfPossible];
9972     PrintTimes();
9973
9974     [self disemulate];
9975
9976     int savedIndex = [[Metadata_ objectForKey:@"InterfaceIndex"] intValue];
9977     NSArray *saved = [[[Metadata_ objectForKey:@"InterfaceState"] mutableCopy] autorelease];
9978     int standardIndex = 0;
9979     NSArray *standard = [self defaultStartPages];
9980
9981     BOOL valid = YES;
9982
9983     if (saved == nil)
9984         valid = NO;
9985
9986     NSDate *closed = [Metadata_ objectForKey:@"LastClosed"];
9987     if (valid && closed != nil) {
9988         NSTimeInterval interval([closed timeIntervalSinceNow]);
9989         // XXX: Is 30 minutes the optimal time here?
9990         if (interval <= -(30*60))
9991             valid = NO;
9992     }
9993
9994     if (valid && [saved count] != [standard count])
9995         valid = NO;
9996
9997     if (valid) {
9998         for (unsigned int i = 0; i < [standard count]; i++) {
9999             NSArray *std = [standard objectAtIndex:i], *sav = [saved objectAtIndex:i];
10000             // XXX: The "hasPrefix" sanity check here could be, in theory, fooled,
10001             //      but it's good enough for now.
10002             if ([sav count] == 0 || ![[sav objectAtIndex:0] hasPrefix:[std objectAtIndex:0]]) {
10003                 valid = NO;
10004                 break;
10005             }
10006         }
10007     }
10008
10009     NSArray *items = nil;
10010     if (valid) {
10011         [tabbar_ setSelectedIndex:savedIndex];
10012         items = saved;
10013     } else {
10014         [tabbar_ setSelectedIndex:standardIndex];
10015         items = standard;
10016     }
10017
10018     for (unsigned int tab = 0; tab < [[tabbar_ viewControllers] count]; tab++) {
10019         NSArray *stack = [items objectAtIndex:tab];
10020         UINavigationController *navigation = [[tabbar_ viewControllers] objectAtIndex:tab];
10021         NSMutableArray *current = [NSMutableArray array];
10022
10023         for (unsigned int nav = 0; nav < [stack count]; nav++) {
10024             NSString *addr = [stack objectAtIndex:nav];
10025             NSURL *url = [NSURL URLWithString:addr];
10026             CyteViewController *page = [self pageForURL:url forExternal:NO withReferrer:nil];
10027             if (page != nil)
10028                 [current addObject:page];
10029         }
10030
10031         [navigation setViewControllers:current];
10032     }
10033
10034     // (Try to) show the startup URL.
10035     if (starturl_ != nil) {
10036         [self openCydiaURL:starturl_ forExternal:NO];
10037         starturl_ = nil;
10038     }
10039 }
10040
10041 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item {
10042     if (item != nil && IsWildcat_) {
10043         [sheet showFromBarButtonItem:item animated:YES];
10044     } else {
10045         [sheet showInView:window_];
10046     }
10047 }
10048
10049 - (void) addProgressEvent:(CydiaProgressEvent *)event forTask:(NSString *)task {
10050     id<ProgressDelegate> progress([database_ progressDelegate] ?: [self invokeNewProgress:nil forController:nil withTitle:task]);
10051     [progress setTitle:task];
10052     [progress addProgressEvent:event];
10053 }
10054
10055 - (void) addProgressEventForTask:(NSArray *)data {
10056     CydiaProgressEvent *event([data objectAtIndex:0]);
10057     NSString *task([data count] < 2 ? nil : [data objectAtIndex:1]);
10058     [self addProgressEvent:event forTask:task];
10059 }
10060
10061 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task {
10062     [self performSelectorOnMainThread:@selector(addProgressEventForTask:) withObject:[NSArray arrayWithObjects:event, task, nil] waitUntilDone:YES];
10063 }
10064
10065 @end
10066
10067 /*IMP alloc_;
10068 id Alloc_(id self, SEL selector) {
10069     id object = alloc_(self, selector);
10070     lprintf("[%s]A-%p\n", self->isa->name, object);
10071     return object;
10072 }*/
10073
10074 /*IMP dealloc_;
10075 id Dealloc_(id self, SEL selector) {
10076     id object = dealloc_(self, selector);
10077     lprintf("[%s]D-%p\n", self->isa->name, object);
10078     return object;
10079 }*/
10080
10081 static NSSet *MobilizedFiles_;
10082
10083 static NSURL *MobilizeURL(NSURL *url) {
10084     NSString *path([url path]);
10085     if ([path hasPrefix:@"/var/root/"]) {
10086         NSString *file([path substringFromIndex:10]);
10087         if ([MobilizedFiles_ containsObject:file])
10088             url = [NSURL fileURLWithPath:[@"/var/mobile/" stringByAppendingString:file] isDirectory:NO];
10089     }
10090
10091     return url;
10092 }
10093
10094 Class $CFXPreferencesPropertyListSource;
10095 @class CFXPreferencesPropertyListSource;
10096
10097 MSHook(BOOL, CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync, CFXPreferencesPropertyListSource *self, SEL _cmd) {
10098     NSURL *&url(MSHookIvar<NSURL *>(self, "_url")), *old(url);
10099     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
10100     url = MobilizeURL(url);
10101     BOOL value(_CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync(self, _cmd));
10102     //NSLog(@"%@ %s", [url absoluteString], value ? "YES" : "NO");
10103     url = old;
10104     [pool release];
10105     return value;
10106 }
10107
10108 MSHook(void *, CFXPreferencesPropertyListSource$createPlistFromDisk, CFXPreferencesPropertyListSource *self, SEL _cmd) {
10109     NSURL *&url(MSHookIvar<NSURL *>(self, "_url")), *old(url);
10110     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
10111     url = MobilizeURL(url);
10112     void *value(_CFXPreferencesPropertyListSource$createPlistFromDisk(self, _cmd));
10113     //NSLog(@"%@ %@", [url absoluteString], value);
10114     url = old;
10115     [pool release];
10116     return value;
10117 }
10118
10119 Class $NSURLConnection;
10120
10121 MSHook(id, NSURLConnection$init$, NSURLConnection *self, SEL _cmd, NSURLRequest *request, id delegate, BOOL usesCache, int64_t maxContentLength, BOOL startImmediately, NSDictionary *connectionProperties) {
10122     NSMutableURLRequest *copy([[request mutableCopy] autorelease]);
10123
10124     NSURL *url([copy URL]);
10125
10126     NSString *host([url host]);
10127     NSString *scheme([[url scheme] lowercaseString]);
10128
10129     NSString *compound([NSString stringWithFormat:@"%@:%@", scheme, host]);
10130
10131     @synchronized (HostConfig_) {
10132         if ([copy respondsToSelector:@selector(setHTTPShouldUsePipelining:)])
10133             if ([PipelinedHosts_ containsObject:host] || [PipelinedHosts_ containsObject:compound])
10134                 [copy setHTTPShouldUsePipelining:YES];
10135
10136         if (NSString *control = [copy valueForHTTPHeaderField:@"Cache-Control"])
10137             if ([control isEqualToString:@"max-age=0"])
10138                 if ([CachedURLs_ containsObject:url]) {
10139 #if !ForRelease
10140                     NSLog(@"~~~: %@", url);
10141 #endif
10142
10143                     [copy setCachePolicy:NSURLRequestReturnCacheDataDontLoad];
10144
10145                     [copy setValue:nil forHTTPHeaderField:@"Cache-Control"];
10146                     [copy setValue:nil forHTTPHeaderField:@"If-Modified-Since"];
10147                     [copy setValue:nil forHTTPHeaderField:@"If-None-Match"];
10148                 }
10149     }
10150
10151     if ((self = _NSURLConnection$init$(self, _cmd, copy, delegate, usesCache, maxContentLength, startImmediately, connectionProperties)) != nil) {
10152     } return self;
10153 }
10154
10155 Class $WAKWindow;
10156
10157 static CGSize $WAKWindow$screenSize(WAKWindow *self, SEL _cmd) {
10158     CGSize size([[UIScreen mainScreen] bounds].size);
10159     /*if ([$WAKWindow respondsToSelector:@selector(hasLandscapeOrientation)])
10160         if ([$WAKWindow hasLandscapeOrientation])
10161             std::swap(size.width, size.height);*/
10162     return size;
10163 }
10164
10165 Class $NSUserDefaults;
10166
10167 MSHook(id, NSUserDefaults$objectForKey$, NSUserDefaults *self, SEL _cmd, NSString *key) {
10168     if ([key respondsToSelector:@selector(isEqualToString:)] && [key isEqualToString:@"WebKitLocalStorageDatabasePathPreferenceKey"])
10169         return [NSString stringWithFormat:@"%@/LocalStorage", Cache_];
10170     return _NSUserDefaults$objectForKey$(self, _cmd, key);
10171 }
10172
10173 int main(int argc, char *argv[]) {
10174     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
10175
10176     _trace();
10177
10178     UpdateExternalStatus(0);
10179
10180     UIScreen *screen([UIScreen mainScreen]);
10181     if ([screen respondsToSelector:@selector(scale)])
10182         ScreenScale_ = [screen scale];
10183     else
10184         ScreenScale_ = 1;
10185
10186     UIDevice *device([UIDevice currentDevice]);
10187     if ([device respondsToSelector:@selector(userInterfaceIdiom)]) {
10188         UIUserInterfaceIdiom idiom([device userInterfaceIdiom]);
10189         if (idiom == UIUserInterfaceIdiomPad)
10190             IsWildcat_ = true;
10191     }
10192
10193     Idiom_ = IsWildcat_ ? @"ipad" : @"iphone";
10194
10195     Pcre pattern("^([0-9]+\\.[0-9]+)");
10196
10197     if (pattern([device systemVersion]))
10198         Firmware_ = pattern[1];
10199     if (pattern(Cydia_))
10200         Major_ = pattern[1];
10201
10202     SessionData_ = [NSMutableDictionary dictionaryWithCapacity:4];
10203
10204     HostConfig_ = [[[NSObject alloc] init] autorelease];
10205     @synchronized (HostConfig_) {
10206         BridgedHosts_ = [NSMutableSet setWithCapacity:4];
10207         TokenHosts_ = [NSMutableSet setWithCapacity:4];
10208         InsecureHosts_ = [NSMutableSet setWithCapacity:4];
10209         PipelinedHosts_ = [NSMutableSet setWithCapacity:4];
10210         CachedURLs_ = [NSMutableSet setWithCapacity:32];
10211     }
10212
10213     NSString *ui(@"ui/ios");
10214     if (Idiom_ != nil)
10215         ui = [ui stringByAppendingString:[NSString stringWithFormat:@"~%@", Idiom_]];
10216     ui = [ui stringByAppendingString:[NSString stringWithFormat:@"/%@", Major_]];
10217     UI_ = CydiaURL(ui);
10218
10219     PackageName = reinterpret_cast<CYString &(*)(Package *, SEL)>(method_getImplementation(class_getInstanceMethod([Package class], @selector(cyname))));
10220
10221     MobilizedFiles_ = [NSMutableSet setWithObjects:
10222         @"Library/Preferences/com.apple.Accessibility.plist",
10223         @"Library/Preferences/com.apple.preferences.sounds.plist",
10224     nil];
10225
10226     /* Library Hacks {{{ */
10227     class_addMethod(objc_getClass("DOMNodeList"), @selector(countByEnumeratingWithState:objects:count:), (IMP) &DOMNodeList$countByEnumeratingWithState$objects$count$, "I20@0:4^{NSFastEnumerationState}8^@12I16");
10228
10229     $WAKWindow = objc_getClass("WAKWindow");
10230     if ($WAKWindow != NULL)
10231         if (Method method = class_getInstanceMethod($WAKWindow, @selector(screenSize)))
10232             method_setImplementation(method, (IMP) &$WAKWindow$screenSize);
10233
10234     $CFXPreferencesPropertyListSource = objc_getClass("CFXPreferencesPropertyListSource");
10235
10236     Method CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync(class_getInstanceMethod($CFXPreferencesPropertyListSource, @selector(_backingPlistChangedSinceLastSync)));
10237     if (CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync != NULL) {
10238         _CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync = reinterpret_cast<BOOL (*)(CFXPreferencesPropertyListSource *, SEL)>(method_getImplementation(CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync));
10239         method_setImplementation(CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync, reinterpret_cast<IMP>(&$CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync));
10240     }
10241
10242     Method CFXPreferencesPropertyListSource$createPlistFromDisk(class_getInstanceMethod($CFXPreferencesPropertyListSource, @selector(createPlistFromDisk)));
10243     if (CFXPreferencesPropertyListSource$createPlistFromDisk != NULL) {
10244         _CFXPreferencesPropertyListSource$createPlistFromDisk = reinterpret_cast<void *(*)(CFXPreferencesPropertyListSource *, SEL)>(method_getImplementation(CFXPreferencesPropertyListSource$createPlistFromDisk));
10245         method_setImplementation(CFXPreferencesPropertyListSource$createPlistFromDisk, reinterpret_cast<IMP>(&$CFXPreferencesPropertyListSource$createPlistFromDisk));
10246     }
10247
10248     $NSURLConnection = objc_getClass("NSURLConnection");
10249     Method NSURLConnection$init$(class_getInstanceMethod($NSURLConnection, @selector(_initWithRequest:delegate:usesCache:maxContentLength:startImmediately:connectionProperties:)));
10250     if (NSURLConnection$init$ != NULL) {
10251         _NSURLConnection$init$ = reinterpret_cast<id (*)(NSURLConnection *, SEL, NSURLRequest *, id, BOOL, int64_t, BOOL, NSDictionary *)>(method_getImplementation(NSURLConnection$init$));
10252         method_setImplementation(NSURLConnection$init$, reinterpret_cast<IMP>(&$NSURLConnection$init$));
10253     }
10254
10255     $NSUserDefaults = objc_getClass("NSUserDefaults");
10256     Method NSUserDefaults$objectForKey$(class_getInstanceMethod($NSUserDefaults, @selector(objectForKey:)));
10257     if (NSUserDefaults$objectForKey$ != NULL) {
10258         _NSUserDefaults$objectForKey$ = reinterpret_cast<id (*)(NSUserDefaults *, SEL, NSString *)>(method_getImplementation(NSUserDefaults$objectForKey$));
10259         method_setImplementation(NSUserDefaults$objectForKey$, reinterpret_cast<IMP>(&$NSUserDefaults$objectForKey$));
10260     }
10261     /* }}} */
10262     /* Set Locale {{{ */
10263     Locale_ = CFLocaleCopyCurrent();
10264     Languages_ = [NSLocale preferredLanguages];
10265
10266     //CFStringRef locale(CFLocaleGetIdentifier(Locale_));
10267     //NSLog(@"%@", [Languages_ description]);
10268
10269     const char *lang;
10270     if (Locale_ != NULL)
10271         lang = [(NSString *) CFLocaleGetIdentifier(Locale_) UTF8String];
10272     else if (Languages_ != nil && [Languages_ count] != 0)
10273         lang = [[Languages_ objectAtIndex:0] UTF8String];
10274     else
10275         // XXX: consider just setting to C and then falling through?
10276         lang = NULL;
10277
10278     if (lang != NULL) {
10279         Pcre pattern("^([a-z][a-z])(?:-[A-Za-z]*)?(_[A-Z][A-Z])?$");
10280         lang = !pattern(lang) ? NULL : [pattern->*@"%1$@%2$@" UTF8String];
10281     }
10282
10283     NSLog(@"Setting Language: %s", lang);
10284
10285     if (lang != NULL) {
10286         setenv("LANG", lang, true);
10287         std::setlocale(LC_ALL, lang);
10288     }
10289     /* }}} */
10290
10291     apr_app_initialize(&argc, const_cast<const char * const **>(&argv), NULL);
10292
10293     /* Parse Arguments {{{ */
10294     bool substrate(false);
10295
10296     if (argc != 0) {
10297         char **args(argv);
10298         int arge(1);
10299
10300         for (int argi(1); argi != argc; ++argi)
10301             if (strcmp(argv[argi], "--") == 0) {
10302                 arge = argi;
10303                 argv[argi] = argv[0];
10304                 argv += argi;
10305                 argc -= argi;
10306                 break;
10307             }
10308
10309         for (int argi(1); argi != arge; ++argi)
10310             if (strcmp(args[argi], "--substrate") == 0)
10311                 substrate = true;
10312             else
10313                 fprintf(stderr, "unknown argument: %s\n", args[argi]);
10314     }
10315     /* }}} */
10316
10317     App_ = [[NSBundle mainBundle] bundlePath];
10318     Advanced_ = YES;
10319
10320     setuid(0);
10321     setgid(0);
10322
10323     if (access("/var/mobile/Library/Keyboard/UserDictionary.sqlite", F_OK) == 0)
10324         system("mkdir -p /var/root/Library/Keyboard; cp -af /var/mobile/Library/Keyboard/UserDictionary.sqlite /var/root/Library/Keyboard/");
10325
10326     Cache_ = [[NSString stringWithFormat:@"%@/Library/Caches/com.saurik.Cydia", @"/var/root"] retain];
10327
10328     /*Method alloc = class_getClassMethod([NSObject class], @selector(alloc));
10329     alloc_ = alloc->method_imp;
10330     alloc->method_imp = (IMP) &Alloc_;*/
10331
10332     /*Method dealloc = class_getClassMethod([NSObject class], @selector(dealloc));
10333     dealloc_ = dealloc->method_imp;
10334     dealloc->method_imp = (IMP) &Dealloc_;*/
10335
10336     void *gestalt(dlopen("/usr/lib/libMobileGestalt.dylib", RTLD_GLOBAL | RTLD_LAZY));
10337     $MGCopyAnswer = reinterpret_cast<CFStringRef (*)(CFStringRef)>(dlsym(gestalt, "MGCopyAnswer"));
10338
10339     /* System Information {{{ */
10340     size_t size;
10341
10342     int maxproc;
10343     size = sizeof(maxproc);
10344     if (sysctlbyname("kern.maxproc", &maxproc, &size, NULL, 0) == -1)
10345         perror("sysctlbyname(\"kern.maxproc\", ?)");
10346     else if (maxproc < 64) {
10347         maxproc = 64;
10348         if (sysctlbyname("kern.maxproc", NULL, NULL, &maxproc, sizeof(maxproc)) == -1)
10349             perror("sysctlbyname(\"kern.maxproc\", #)");
10350     }
10351
10352     sysctlbyname("kern.osversion", NULL, &size, NULL, 0);
10353     char *osversion = new char[size];
10354     if (sysctlbyname("kern.osversion", osversion, &size, NULL, 0) == -1)
10355         perror("sysctlbyname(\"kern.osversion\", ?)");
10356     else
10357         System_ = [NSString stringWithUTF8String:osversion];
10358
10359     sysctlbyname("hw.machine", NULL, &size, NULL, 0);
10360     char *machine = new char[size];
10361     if (sysctlbyname("hw.machine", machine, &size, NULL, 0) == -1)
10362         perror("sysctlbyname(\"hw.machine\", ?)");
10363     else
10364         Machine_ = machine;
10365
10366     SerialNumber_ = (NSString *) CYIOGetValue("IOService:/", @"IOPlatformSerialNumber");
10367     ChipID_ = [CYHex((NSData *) CYIOGetValue("IODeviceTree:/chosen", @"unique-chip-id"), true) uppercaseString];
10368     BBSNum_ = CYHex((NSData *) CYIOGetValue("IOService:/AppleARMPE/baseband", @"snum"), false);
10369
10370     UniqueID_ = UniqueIdentifier(device);
10371
10372     if (NSDictionary *info = [NSDictionary dictionaryWithContentsOfFile:@"/Applications/MobileSafari.app/Info.plist"]) {
10373         Product_ = [info objectForKey:@"SafariProductVersion"];
10374         Safari_ = [info objectForKey:@"CFBundleVersion"];
10375     }
10376
10377     NSString *agent([NSString stringWithFormat:@"Cydia/%@ CyF/%.2f", Cydia_, kCFCoreFoundationVersionNumber]);
10378
10379     if (Pcre match = Pcre("^[0-9]+(\\.[0-9]+)+", Safari_))
10380         agent = [NSString stringWithFormat:@"Safari/%@ %@", match[0], agent];
10381     if (Pcre match = Pcre("^[0-9]+[A-Z][0-9]+[a-z]?", System_))
10382         agent = [NSString stringWithFormat:@"Mobile/%@ %@", match[0], agent];
10383     if (Pcre match = Pcre("^[0-9]+(\\.[0-9]+)+", Product_))
10384         agent = [NSString stringWithFormat:@"Version/%@ %@", match[0], agent];
10385
10386     UserAgent_ = agent;
10387     /* }}} */
10388     /* Load Database {{{ */
10389     _trace();
10390     Metadata_ = [[[NSMutableDictionary alloc] initWithContentsOfFile:@"/var/lib/cydia/metadata.plist"] autorelease];
10391     _trace();
10392     SectionMap_ = [[[NSDictionary alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"Sections" ofType:@"plist"]] autorelease];
10393
10394     if (Metadata_ == NULL)
10395         Metadata_ = [NSMutableDictionary dictionaryWithCapacity:2];
10396     else {
10397         Settings_ = [Metadata_ objectForKey:@"Settings"];
10398
10399         Packages_ = [Metadata_ objectForKey:@"Packages"];
10400
10401         Values_ = [Metadata_ objectForKey:@"Values"];
10402         Sections_ = [Metadata_ objectForKey:@"Sections"];
10403         Sources_ = [Metadata_ objectForKey:@"Sources"];
10404
10405         Token_ = [Metadata_ objectForKey:@"Token"];
10406
10407         Version_ = [Metadata_ objectForKey:@"Version"];
10408     }
10409
10410     if (Settings_ != nil)
10411         Role_ = [Settings_ objectForKey:@"Role"];
10412
10413     if (Values_ == nil) {
10414         Values_ = [[[NSMutableDictionary alloc] initWithCapacity:4] autorelease];
10415         [Metadata_ setObject:Values_ forKey:@"Values"];
10416     }
10417
10418     if (Sections_ == nil) {
10419         Sections_ = [[[NSMutableDictionary alloc] initWithCapacity:32] autorelease];
10420         [Metadata_ setObject:Sections_ forKey:@"Sections"];
10421     }
10422
10423     if (Sources_ == nil) {
10424         Sources_ = [[[NSMutableDictionary alloc] initWithCapacity:0] autorelease];
10425         [Metadata_ setObject:Sources_ forKey:@"Sources"];
10426     }
10427
10428     if (Version_ == nil) {
10429         Version_ = [NSNumber numberWithUnsignedInt:0];
10430         [Metadata_ setObject:Version_ forKey:@"Version"];
10431     }
10432
10433     if ([Version_ unsignedIntValue] == 0) {
10434         CydiaAddSource(@"http://apt.thebigboss.org/repofiles/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10435         CydiaAddSource(@"http://apt.modmyi.com/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10436         CydiaAddSource(@"http://cydia.zodttd.com/repo/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10437         CydiaAddSource(@"http://repo666.ultrasn0w.com/", @"./");
10438
10439         Version_ = [NSNumber numberWithUnsignedInt:1];
10440         [Metadata_ setObject:Version_ forKey:@"Version"];
10441
10442         [Metadata_ removeObjectForKey:@"LastUpdate"];
10443
10444         Changed_ = true;
10445     }
10446     /* }}} */
10447
10448     CydiaWriteSources();
10449
10450     _trace();
10451     MetaFile_.Open("/var/lib/cydia/metadata.cb0");
10452     _trace();
10453
10454     if (Packages_ != nil) {
10455         bool fail(false);
10456         CFDictionaryApplyFunction((CFDictionaryRef) Packages_, &PackageImport, &fail);
10457         _trace();
10458
10459         if (!fail) {
10460             [Metadata_ removeObjectForKey:@"Packages"];
10461             Packages_ = nil;
10462             Changed_ = true;
10463         }
10464     }
10465
10466     Finishes_ = [NSArray arrayWithObjects:@"return", @"reopen", @"restart", @"reload", @"reboot", nil];
10467
10468 #define MobileSubstrate_(name) \
10469     if (substrate && access("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", F_OK) == 0) { \
10470         void *handle(dlopen("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", RTLD_LAZY | RTLD_GLOBAL)); \
10471         if (handle == NULL) \
10472             NSLog(@"%s", dlerror()); \
10473     }
10474
10475     MobileSubstrate_(Activator)
10476     MobileSubstrate_(libstatusbar)
10477     MobileSubstrate_(SimulatedKeyEvents)
10478     MobileSubstrate_(WinterBoard)
10479
10480     /*if (substrate && access("/Library/MobileSubstrate/MobileSubstrate.dylib", F_OK) == 0)
10481         dlopen("/Library/MobileSubstrate/MobileSubstrate.dylib", RTLD_LAZY | RTLD_GLOBAL);*/
10482
10483     int version([[NSString stringWithContentsOfFile:@"/var/lib/cydia/firmware.ver"] intValue]);
10484
10485     if (access("/User", F_OK) != 0 || version != 6) {
10486         _trace();
10487         system("/usr/libexec/cydia/firmware.sh");
10488         _trace();
10489     }
10490
10491     _assert([[NSFileManager defaultManager]
10492         createDirectoryAtPath:@"/var/cache/apt/archives/partial"
10493         withIntermediateDirectories:YES
10494         attributes:nil
10495         error:NULL
10496     ]);
10497
10498     if (access("/tmp/cydia.chk", F_OK) == 0) {
10499         if (unlink("/var/cache/apt/pkgcache.bin") == -1)
10500             _assert(errno == ENOENT);
10501         if (unlink("/var/cache/apt/srcpkgcache.bin") == -1)
10502             _assert(errno == ENOENT);
10503     }
10504
10505     /* APT Initialization {{{ */
10506     _assert(pkgInitConfig(*_config));
10507     _assert(pkgInitSystem(*_config, _system));
10508
10509     if (lang != NULL)
10510         _config->Set("APT::Acquire::Translation", lang);
10511
10512     // XXX: this timeout might be important :(
10513     //_config->Set("Acquire::http::Timeout", 15);
10514
10515     _config->Set("Acquire::http::MaxParallel", 3);
10516     /* }}} */
10517     /* Color Choices {{{ */
10518     space_ = CGColorSpaceCreateDeviceRGB();
10519
10520     Blue_.Set(space_, 0.2, 0.2, 1.0, 1.0);
10521     Blueish_.Set(space_, 0x19/255.f, 0x32/255.f, 0x50/255.f, 1.0);
10522     Black_.Set(space_, 0.0, 0.0, 0.0, 1.0);
10523     Folder_.Set(space_, 0x8e/255.f, 0x8e/255.f, 0x93/255.f, 1.0);
10524     Off_.Set(space_, 0.9, 0.9, 0.9, 1.0);
10525     White_.Set(space_, 1.0, 1.0, 1.0, 1.0);
10526     Gray_.Set(space_, 0.4, 0.4, 0.4, 1.0);
10527     Green_.Set(space_, 0.0, 0.5, 0.0, 1.0);
10528     Purple_.Set(space_, 0.0, 0.0, 0.7, 1.0);
10529     Purplish_.Set(space_, 0.4, 0.4, 0.8, 1.0);
10530
10531     InstallingColor_ = [UIColor colorWithRed:0.88f green:1.00f blue:0.88f alpha:1.00f];
10532     RemovingColor_ = [UIColor colorWithRed:1.00f green:0.88f blue:0.88f alpha:1.00f];
10533     /* }}}*/
10534     /* UIKit Configuration {{{ */
10535     // XXX: I have a feeling this was important
10536     //UIKeyboardDisableAutomaticAppearance();
10537     /* }}} */
10538
10539     $SBSSetInterceptsMenuButtonForever = reinterpret_cast<void (*)(bool)>(dlsym(RTLD_DEFAULT, "SBSSetInterceptsMenuButtonForever"));
10540
10541     const char *symbol(kCFCoreFoundationVersionNumber >= 800 ? "MGGetBoolAnswer" : "GSSystemHasCapability");
10542     BOOL (*GSSystemHasCapability)(CFStringRef) = reinterpret_cast<BOOL (*)(CFStringRef)>(dlsym(RTLD_DEFAULT, symbol));
10543     bool fast = GSSystemHasCapability != NULL && GSSystemHasCapability(CFSTR("armv7"));
10544
10545     PulseInterval_ = fast ? 50000 : 500000;
10546
10547     Colon_ = UCLocalize("COLON_DELIMITED");
10548     Elision_ = UCLocalize("ELISION");
10549     Error_ = UCLocalize("ERROR");
10550     Warning_ = UCLocalize("WARNING");
10551
10552     _trace();
10553     int value(UIApplicationMain(argc, argv, @"Cydia", @"Cydia"));
10554
10555     CGColorSpaceRelease(space_);
10556     CFRelease(Locale_);
10557
10558     [pool release];
10559     return value;
10560 }