MobileCydia.mm

   1 /* Cydia - iPhone UIKit Front-End for Debian APT
   2  * Copyright (C) 2008-2015  Jay Freeman (saurik)
   3 */
   4
   5 /* GNU General Public License, Version 3 {{{ */
   6 /*
   7  * Cydia is free software: you can redistribute it and/or modify
   8  * it under the terms of the GNU General Public License as published
   9  * by the Free Software Foundation, either version 3 of the License,
  10  * or (at your option) any later version.
  11  *
  12  * Cydia is distributed in the hope that it will be useful, but
  13  * WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  * GNU General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU General Public License
  18  * along with Cydia.  If not, see <http://www.gnu.org/licenses/>.
  19 **/
  20 /* }}} */
  21
  22 // XXX: wtf/FastMalloc.h... wtf?
  23 #define USE_SYSTEM_MALLOC 1
  24
  25 /* #include Directives {{{ */
  26 #include "CyteKit/UCPlatform.h"
  27 #include "CyteKit/Localize.h"
  28
  29 #include <unicode/ustring.h>
  30 #include <unicode/utrans.h>
  31
  32 #include <objc/objc.h>
  33 #include <objc/runtime.h>
  34
  35 #include <CoreGraphics/CoreGraphics.h>
  36 #include <Foundation/Foundation.h>
  37
  38 #if 0
  39 #define DEPLOYMENT_TARGET_MACOSX 1
  40 #define CF_BUILDING_CF 1
  41 #include <CoreFoundation/CFInternal.h>
  42 #endif
  43
  44 #include <CoreFoundation/CFUniChar.h>
  45
  46 #include <SystemConfiguration/SystemConfiguration.h>
  47
  48 #include <UIKit/UIKit.h>
  49 #include "iPhonePrivate.h"
  50
  51 #include <IOKit/IOKitLib.h>
  52
  53 #include <QuartzCore/CALayer.h>
  54
  55 #include <WebCore/WebCoreThread.h>
  56 #include <WebKit/DOMHTMLIFrameElement.h>
  57
  58 #include <algorithm>
  59 #include <iomanip>
  60 #include <set>
  61 #include <sstream>
  62 #include <string>
  63
  64 #include <ext/stdio_filebuf.h>
  65
  66 #undef ABS
  67
  68 #include <apt-pkg/acquire.h>
  69 #include <apt-pkg/acquire-item.h>
  70 #include <apt-pkg/algorithms.h>
  71 #include <apt-pkg/cachefile.h>
  72 #include <apt-pkg/clean.h>
  73 #include <apt-pkg/configuration.h>
  74 #include <apt-pkg/debindexfile.h>
  75 #include <apt-pkg/debmetaindex.h>
  76 #include <apt-pkg/error.h>
  77 #include <apt-pkg/init.h>
  78 #include <apt-pkg/mmap.h>
  79 #include <apt-pkg/pkgrecords.h>
  80 #include <apt-pkg/sha1.h>
  81 #include <apt-pkg/sourcelist.h>
  82 #include <apt-pkg/sptr.h>
  83 #include <apt-pkg/strutl.h>
  84 #include <apt-pkg/tagfile.h>
  85
  86 #include <sys/types.h>
  87 #include <sys/stat.h>
  88 #include <sys/sysctl.h>
  89 #include <sys/param.h>
  90 #include <sys/mount.h>
  91 #include <sys/reboot.h>
  92
  93 #include <dirent.h>
  94 #include <fcntl.h>
  95 #include <notify.h>
  96 #include <dlfcn.h>
  97
  98 extern "C" {
  99 #include <mach-o/nlist.h>
 100 }
 101
 102 #include <cstdio>
 103 #include <cstdlib>
 104 #include <cstring>
 105
 106 #include <errno.h>
 107
 108 #include <Cytore.hpp>
 109 #include "Sources.h"
 110
 111 #include "Substrate.hpp"
 112 #include "Menes/Menes.h"
 113
 114 #include "CyteKit/IndirectDelegate.h"
 115 #include "CyteKit/RegEx.hpp"
 116 #include "CyteKit/TableViewCell.h"
 117 #include "CyteKit/TabBarController.h"
 118 #include "CyteKit/WebScriptObject-Cyte.h"
 119 #include "CyteKit/WebViewController.h"
 120 #include "CyteKit/WebViewTableViewCell.h"
 121 #include "CyteKit/stringWithUTF8Bytes.h"
 122
 123 #include "Cydia/MIMEAddress.h"
 124 #include "Cydia/LoadingViewController.h"
 125 #include "Cydia/ProgressEvent.h"
 126
 127 #include "SDURLCache/SDURLCache.h"
 128 /* }}} */
 129
 130 /* Profiler {{{ */
 131 struct timeval _ltv;
 132 bool _itv;
 133
 134 #define _timestamp ({ \
 135     struct timeval tv; \
 136     gettimeofday(&tv, NULL); \
 137     tv.tv_sec * 1000000 + tv.tv_usec; \
 138 })
 139
 140 typedef std::vector<class ProfileTime *> TimeList;
 141 TimeList times_;
 142
 143 class ProfileTime {
 144   private:
 145     const char *name_;
 146     uint64_t total_;
 147     uint64_t count_;
 148
 149   public:
 150     ProfileTime(const char *name) :
 151         name_(name),
 152         total_(0)
 153     {
 154         times_.push_back(this);
 155     }
 156
 157     void AddTime(uint64_t time) {
 158         total_ += time;
 159         ++count_;
 160     }
 161
 162     void Print() {
 163         if (total_ != 0)
 164             std::cerr << std::setw(7) << count_ << ", " << std::setw(8) << total_ << " : " << name_ << std::endl;
 165         total_ = 0;
 166         count_ = 0;
 167     }
 168 };
 169
 170 class ProfileTimer {
 171   private:
 172     ProfileTime &time_;
 173     uint64_t start_;
 174
 175   public:
 176     ProfileTimer(ProfileTime &time) :
 177         time_(time),
 178         start_(_timestamp)
 179     {
 180     }
 181
 182     ~ProfileTimer() {
 183         time_.AddTime(_timestamp - start_);
 184     }
 185 };
 186
 187 void PrintTimes() {
 188     for (TimeList::const_iterator i(times_.begin()); i != times_.end(); ++i)
 189         (*i)->Print();
 190     std::cerr << "========" << std::endl;
 191 }
 192
 193 #define _profile(name) { \
 194     static ProfileTime name(#name); \
 195     ProfileTimer _ ## name(name);
 196
 197 #define _end }
 198 /* }}} */
 199
 200 // XXX: I hate clang. Apple: please get over your petty hatred of GPL and fix your gcc fork
 201 #define synchronized(lock) \
 202     synchronized(static_cast<NSObject *>(lock))
 203
 204 extern NSString *Cydia_;
 205
 206 #define lprintf(args...) fprintf(stderr, args)
 207
 208 #define ForRelease 1
 209 #define TraceLogging (1 && !ForRelease)
 210 #define HistogramInsertionSort (0 && !ForRelease)
 211 #define ProfileTimes (0 && !ForRelease)
 212 #define ForSaurik (0 && !ForRelease)
 213 #define LogBrowser (0 && !ForRelease)
 214 #define TrackResize (0 && !ForRelease)
 215 #define ManualRefresh (1 && !ForRelease)
 216 #define ShowInternals (0 && !ForRelease)
 217 #define AlwaysReload (0 && !ForRelease)
 218
 219 #if !TraceLogging
 220 #undef _trace
 221 #define _trace(args...)
 222 #endif
 223
 224 #if !ProfileTimes
 225 #undef _profile
 226 #define _profile(name) {
 227 #undef _end
 228 #define _end }
 229 #define PrintTimes() do {} while (false)
 230 #endif
 231
 232 // Hash Functions/Structures {{{
 233 extern "C" uint32_t hashlittle(const void *key, size_t length, uint32_t initval = 0);
 234
 235 union SplitHash {
 236     uint32_t u32;
 237     uint16_t u16[2];
 238 };
 239 // }}}
 240
 241 static NSString *Colon_;
 242 NSString *Elision_;
 243 static NSString *Error_;
 244 static NSString *Warning_;
 245
 246 static NSString *Cache_;
 247 #define Cache(file) \
 248     [NSString stringWithFormat:@"%@/%s", Cache_, file]
 249
 250 static void (*$SBSSetInterceptsMenuButtonForever)(bool);
 251 static NSData *(*$SBSCopyIconImagePNGDataForDisplayIdentifier)(NSString *);
 252
 253 static CFStringRef (*$MGCopyAnswer)(CFStringRef);
 254
 255 static NSString *UniqueIdentifier(UIDevice *device = nil) {
 256     if (kCFCoreFoundationVersionNumber < 800) // iOS 7.x
 257         return [device ?: [UIDevice currentDevice] uniqueIdentifier];
 258     else
 259         return [(id)$MGCopyAnswer(CFSTR("UniqueDeviceID")) autorelease];
 260 }
 261
 262 static bool IsReachable(const char *name) {
 263     SCNetworkReachabilityFlags flags; {
 264         SCNetworkReachabilityRef reachability(SCNetworkReachabilityCreateWithName(kCFAllocatorDefault, name));
 265         SCNetworkReachabilityGetFlags(reachability, &flags);
 266         CFRelease(reachability);
 267     }
 268
 269     // XXX: this elaborate mess is what Apple is using to determine this? :(
 270     // XXX: do we care if the user has to intervene? maybe that's ok?
 271     return
 272         (flags & kSCNetworkReachabilityFlagsReachable) != 0 && (
 273             (flags & kSCNetworkReachabilityFlagsConnectionRequired) == 0 || (
 274                 (flags & kSCNetworkReachabilityFlagsConnectionOnDemand) != 0 ||
 275                 (flags & kSCNetworkReachabilityFlagsConnectionOnTraffic) != 0
 276             ) && (flags & kSCNetworkReachabilityFlagsInterventionRequired) == 0 ||
 277             (flags & kSCNetworkReachabilityFlagsIsWWAN) != 0
 278         )
 279     ;
 280 }
 281
 282 static const NSUInteger UIViewAutoresizingFlexibleBoth(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight);
 283
 284 static _finline NSString *CydiaURL(NSString *path) {
 285     char page[26];
 286     page[0] = 'h'; page[1] = 't'; page[2] = 't'; page[3] = 'p'; page[4] = 's';
 287     page[5] = ':'; page[6] = '/'; page[7] = '/'; page[8] = 'c'; page[9] = 'y';
 288     page[10] = 'd'; page[11] = 'i'; page[12] = 'a'; page[13] = '.'; page[14] = 's';
 289     page[15] = 'a'; page[16] = 'u'; page[17] = 'r'; page[18] = 'i'; page[19] = 'k';
 290     page[20] = '.'; page[21] = 'c'; page[22] = 'o'; page[23] = 'm'; page[24] = '/';
 291     page[25] = '\0';
 292     return [[NSString stringWithUTF8String:page] stringByAppendingString:path];
 293 }
 294
 295 static NSString *ShellEscape(NSString *value) {
 296     return [NSString stringWithFormat:@"'%@'", [value stringByReplacingOccurrencesOfString:@"'" withString:@"'\\''"]];
 297 }
 298
 299 static _finline void UpdateExternalStatus(uint64_t newStatus) {
 300     int notify_token;
 301     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
 302         notify_set_state(notify_token, newStatus);
 303         notify_cancel(notify_token);
 304     }
 305     notify_post("com.saurik.Cydia.status");
 306 }
 307
 308 static CGFloat CYStatusBarHeight() {
 309     CGSize size([[UIApplication sharedApplication] statusBarFrame].size);
 310     return UIInterfaceOrientationIsPortrait([[UIApplication sharedApplication] statusBarOrientation]) ? size.height : size.width;
 311 }
 312
 313 /* NSForcedOrderingSearch doesn't work on the iPhone */
 314 static const NSStringCompareOptions MatchCompareOptions_ = NSLiteralSearch | NSCaseInsensitiveSearch;
 315 static const NSStringCompareOptions LaxCompareOptions_ = NSNumericSearch | NSDiacriticInsensitiveSearch | NSWidthInsensitiveSearch | NSCaseInsensitiveSearch;
 316 static const CFStringCompareFlags LaxCompareFlags_ = kCFCompareNumerically | kCFCompareWidthInsensitive | kCFCompareForcedOrdering;
 317
 318 /* Insertion Sort {{{ */
 319
 320 CFIndex SKBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 321     const char *ptr = (const char *)list;
 322     while (0 < count) {
 323         CFIndex half = count / 2;
 324         const char *probe = ptr + elementSize * half;
 325         CFComparisonResult cr = comparator(element, probe, context);
 326     if (0 == cr) return (probe - (const char *)list) / elementSize;
 327         ptr = (cr < 0) ? ptr : probe + elementSize;
 328         count = (cr < 0) ? half : (half + (count & 1) - 1);
 329     }
 330     return (ptr - (const char *)list) / elementSize;
 331 }
 332
 333 CFIndex CFBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 334     const char *ptr = (const char *)list;
 335     while (0 < count) {
 336         CFIndex half = count / 2;
 337         const char *probe = ptr + elementSize * half;
 338         CFComparisonResult cr = comparator(element, probe, context);
 339     if (0 == cr) return (probe - (const char *)list) / elementSize;
 340         ptr = (cr < 0) ? ptr : probe + elementSize;
 341         count = (cr < 0) ? half : (half + (count & 1) - 1);
 342     }
 343     return (ptr - (const char *)list) / elementSize;
 344 }
 345
 346 void CFArrayInsertionSortValues(CFMutableArrayRef array, CFRange range, CFComparatorFunction comparator, void *context) {
 347     if (range.length == 0)
 348         return;
 349     const void **values(new const void *[range.length]);
 350     CFArrayGetValues(array, range, values);
 351
 352 #if HistogramInsertionSort > 0
 353     uint32_t total(0), *offsets(new uint32_t[range.length]);
 354 #endif
 355
 356     for (CFIndex index(1); index != range.length; ++index) {
 357         const void *value(values[index]);
 358         //CFIndex correct(SKBSearch_(&value, sizeof(const void *), values, index, comparator, context));
 359         CFIndex correct(index);
 360         while (comparator(value, values[correct - 1], context) == kCFCompareLessThan) {
 361 #if HistogramInsertionSort > 1
 362             NSLog(@"%@ < %@", value, values[correct - 1]);
 363 #endif
 364             if (--correct == 0)
 365                 break;
 366         }
 367         if (correct != index) {
 368             size_t offset(index - correct);
 369 #if HistogramInsertionSort
 370             total += offset;
 371             ++offsets[offset];
 372             if (offset > 10)
 373                 NSLog(@"Heavy Insertion Displacement: %u = %@", offset, value);
 374 #endif
 375             memmove(values + correct + 1, values + correct, sizeof(const void *) * offset);
 376             values[correct] = value;
 377         }
 378     }
 379
 380     CFArrayReplaceValues(array, range, values, range.length);
 381     delete [] values;
 382
 383 #if HistogramInsertionSort > 0
 384     for (CFIndex index(0); index != range.length; ++index)
 385         if (offsets[index] != 0)
 386             NSLog(@"Insertion Displacement [%u]: %u", index, offsets[index]);
 387     NSLog(@"Average Insertion Displacement: %f", double(total) / range.length);
 388     delete [] offsets;
 389 #endif
 390 }
 391
 392 /* }}} */
 393
 394 /* Apple Bug Fixes {{{ */
 395 @implementation UIWebDocumentView (Cydia)
 396
 397 - (void) _setScrollerOffset:(CGPoint)offset {
 398     UIScroller *scroller([self _scroller]);
 399
 400     CGSize size([scroller contentSize]);
 401     CGSize bounds([scroller bounds].size);
 402
 403     CGPoint max;
 404     max.x = size.width - bounds.width;
 405     max.y = size.height - bounds.height;
 406
 407     // wtf Apple?!
 408     if (max.x < 0)
 409         max.x = 0;
 410     if (max.y < 0)
 411         max.y = 0;
 412
 413     offset.x = offset.x < 0 ? 0 : offset.x > max.x ? max.x : offset.x;
 414     offset.y = offset.y < 0 ? 0 : offset.y > max.y ? max.y : offset.y;
 415
 416     [scroller setOffset:offset];
 417 }
 418
 419 @end
 420 /* }}} */
 421
 422 NSUInteger DOMNodeList$countByEnumeratingWithState$objects$count$(DOMNodeList *self, SEL sel, NSFastEnumerationState *state, id *objects, NSUInteger count) {
 423     size_t length([self length] - state->state);
 424     if (length <= 0)
 425         return 0;
 426     else if (length > count)
 427         length = count;
 428     for (size_t i(0); i != length; ++i)
 429         objects[i] = [self item:state->state++];
 430     state->itemsPtr = objects;
 431     state->mutationsPtr = (unsigned long *) self;
 432     return length;
 433 }
 434
 435 /* Cydia NSString Additions {{{ */
 436 @interface NSString (Cydia)
 437 - (NSComparisonResult) compareByPath:(NSString *)other;
 438 - (NSString *) stringByAddingPercentEscapesIncludingReserved;
 439 @end
 440
 441 @implementation NSString (Cydia)
 442
 443 - (NSComparisonResult) compareByPath:(NSString *)other {
 444     NSString *prefix = [self commonPrefixWithString:other options:0];
 445     size_t length = [prefix length];
 446
 447     NSRange lrange = NSMakeRange(length, [self length] - length);
 448     NSRange rrange = NSMakeRange(length, [other length] - length);
 449
 450     lrange = [self rangeOfString:@"/" options:0 range:lrange];
 451     rrange = [other rangeOfString:@"/" options:0 range:rrange];
 452
 453     NSComparisonResult value;
 454
 455     if (lrange.location == NSNotFound && rrange.location == NSNotFound)
 456         value = NSOrderedSame;
 457     else if (lrange.location == NSNotFound)
 458         value = NSOrderedAscending;
 459     else if (rrange.location == NSNotFound)
 460         value = NSOrderedDescending;
 461     else
 462         value = NSOrderedSame;
 463
 464     NSString *lpath = lrange.location == NSNotFound ? [self substringFromIndex:length] :
 465         [self substringWithRange:NSMakeRange(length, lrange.location - length)];
 466     NSString *rpath = rrange.location == NSNotFound ? [other substringFromIndex:length] :
 467         [other substringWithRange:NSMakeRange(length, rrange.location - length)];
 468
 469     NSComparisonResult result = [lpath compare:rpath];
 470     return result == NSOrderedSame ? value : result;
 471 }
 472
 473 - (NSString *) stringByAddingPercentEscapesIncludingReserved {
 474     return [(id)CFURLCreateStringByAddingPercentEscapes(
 475         kCFAllocatorDefault,
 476         (CFStringRef) self,
 477         NULL,
 478         CFSTR(";/?:@&=+$,"),
 479         kCFStringEncodingUTF8
 480     ) autorelease];
 481 }
 482
 483 @end
 484 /* }}} */
 485
 486 /* C++ NSString Wrapper Cache {{{ */
 487 static _finline CFStringRef CYStringCreate(const char *data, size_t size) {
 488     return size == 0 ? NULL :
 489         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingUTF8, NO, kCFAllocatorNull) ?:
 490         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingISOLatin1, NO, kCFAllocatorNull);
 491 }
 492
 493 static _finline CFStringRef CYStringCreate(const char *data) {
 494     return CYStringCreate(data, strlen(data));
 495 }
 496
 497 class CYString {
 498   private:
 499     char *data_;
 500     size_t size_;
 501     CFStringRef cache_;
 502
 503     _finline void clear_() {
 504         if (cache_ != NULL) {
 505             CFRelease(cache_);
 506             cache_ = NULL;
 507         }
 508     }
 509
 510   public:
 511     _finline bool empty() const {
 512         return size_ == 0;
 513     }
 514
 515     _finline size_t size() const {
 516         return size_;
 517     }
 518
 519     _finline char *data() const {
 520         return data_;
 521     }
 522
 523     _finline void clear() {
 524         size_ = 0;
 525         clear_();
 526     }
 527
 528     _finline CYString() :
 529         data_(0),
 530         size_(0),
 531         cache_(NULL)
 532     {
 533     }
 534
 535     _finline ~CYString() {
 536         clear_();
 537     }
 538
 539     void operator =(const CYString &rhs) {
 540         data_ = rhs.data_;
 541         size_ = rhs.size_;
 542
 543         if (rhs.cache_ == nil)
 544             cache_ = NULL;
 545         else
 546             cache_ = reinterpret_cast<CFStringRef>(CFRetain(rhs.cache_));
 547     }
 548
 549     void copy(CYPool *pool) {
 550         char *temp(pool->malloc<char>(size_ + 1));
 551         memcpy(temp, data_, size_);
 552         temp[size_] = '\0';
 553         data_ = temp;
 554     }
 555
 556     void set(CYPool *pool, const char *data, size_t size) {
 557         if (size == 0)
 558             clear();
 559         else {
 560             clear_();
 561
 562             data_ = const_cast<char *>(data);
 563             size_ = size;
 564
 565             if (pool != NULL)
 566                 copy(pool);
 567         }
 568     }
 569
 570     _finline void set(CYPool *pool, const char *data) {
 571         set(pool, data, data == NULL ? 0 : strlen(data));
 572     }
 573
 574     _finline void set(CYPool *pool, const std::string &rhs) {
 575         set(pool, rhs.data(), rhs.size());
 576     }
 577
 578     bool operator ==(const CYString &rhs) const {
 579         return size_ == rhs.size_ && memcmp(data_, rhs.data_, size_) == 0;
 580     }
 581
 582     _finline operator CFStringRef() {
 583         if (cache_ == NULL)
 584             cache_ = CYStringCreate(data_, size_);
 585         return cache_;
 586     }
 587
 588     _finline operator id() {
 589         return (NSString *) static_cast<CFStringRef>(*this);
 590     }
 591
 592     _finline operator const char *() {
 593         return reinterpret_cast<const char *>(data_);
 594     }
 595 };
 596 /* }}} */
 597 /* C++ NSString Algorithm Adapters {{{ */
 598 extern "C" {
 599     CF_EXPORT CFHashCode CFStringHashNSString(CFStringRef str);
 600 }
 601
 602 struct NSStringMapHash :
 603     std::unary_function<NSString *, size_t>
 604 {
 605     _finline size_t operator ()(NSString *value) const {
 606         return CFStringHashNSString((CFStringRef) value);
 607     }
 608 };
 609
 610 struct NSStringMapLess :
 611     std::binary_function<NSString *, NSString *, bool>
 612 {
 613     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 614         return [lhs compare:rhs] == NSOrderedAscending;
 615     }
 616 };
 617
 618 struct NSStringMapEqual :
 619     std::binary_function<NSString *, NSString *, bool>
 620 {
 621     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 622         return CFStringCompare((CFStringRef) lhs, (CFStringRef) rhs, 0) == kCFCompareEqualTo;
 623         //CFEqual((CFTypeRef) lhs, (CFTypeRef) rhs);
 624         //[lhs isEqualToString:rhs];
 625     }
 626 };
 627 /* }}} */
 628
 629 /* CoreGraphics Primitives {{{ */
 630 class CYColor {
 631   private:
 632     CGColorRef color_;
 633
 634     static CGColorRef Create_(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 635         CGFloat color[] = {red, green, blue, alpha};
 636         return CGColorCreate(space, color);
 637     }
 638
 639   public:
 640     CYColor() :
 641         color_(NULL)
 642     {
 643     }
 644
 645     CYColor(CGColorSpaceRef space, float red, float green, float blue, float alpha) :
 646         color_(Create_(space, red, green, blue, alpha))
 647     {
 648         Set(space, red, green, blue, alpha);
 649     }
 650
 651     void Clear() {
 652         if (color_ != NULL)
 653             CGColorRelease(color_);
 654     }
 655
 656     ~CYColor() {
 657         Clear();
 658     }
 659
 660     void Set(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 661         Clear();
 662         color_ = Create_(space, red, green, blue, alpha);
 663     }
 664
 665     operator CGColorRef() {
 666         return color_;
 667     }
 668 };
 669 /* }}} */
 670
 671 /* Random Global Variables {{{ */
 672 static int PulseInterval_ = 500000;
 673
 674 static const NSString *UI_;
 675
 676 static int Finish_;
 677 static bool RestartSubstrate_;
 678 static NSArray *Finishes_;
 679
 680 #define SpringBoard_ "/System/Library/LaunchDaemons/com.apple.SpringBoard.plist"
 681 #define NotifyConfig_ "/etc/notify.conf"
 682
 683 static bool Queuing_;
 684
 685 static CYColor Blue_;
 686 static CYColor Blueish_;
 687 static CYColor Black_;
 688 static CYColor Folder_;
 689 static CYColor Off_;
 690 static CYColor White_;
 691 static CYColor Gray_;
 692 static CYColor Green_;
 693 static CYColor Purple_;
 694 static CYColor Purplish_;
 695
 696 static UIColor *InstallingColor_;
 697 static UIColor *RemovingColor_;
 698
 699 static NSString *App_;
 700
 701 static BOOL Advanced_;
 702 static BOOL Ignored_;
 703
 704 static _H<UIFont> Font12_;
 705 static _H<UIFont> Font12Bold_;
 706 static _H<UIFont> Font14_;
 707 static _H<UIFont> Font18_;
 708 static _H<UIFont> Font18Bold_;
 709 static _H<UIFont> Font22Bold_;
 710
 711 static const char *Machine_ = NULL;
 712 static _H<NSString> System_;
 713 static NSString *SerialNumber_ = nil;
 714 static NSString *ChipID_ = nil;
 715 static NSString *BBSNum_ = nil;
 716 static _H<NSString> UniqueID_;
 717 static _H<NSString> UserAgent_;
 718 static _H<NSString> Product_;
 719 static _H<NSString> Safari_;
 720
 721 static _H<NSLocale> CollationLocale_;
 722 static _H<NSArray> CollationThumbs_;
 723 static std::vector<NSInteger> CollationOffset_;
 724 static _H<NSArray> CollationTitles_;
 725 static _H<NSArray> CollationStarts_;
 726 static UTransliterator *CollationTransl_;
 727 //static Function<NSString *, NSString *> CollationModify_;
 728
 729 typedef std::basic_string<UChar> ustring;
 730 static ustring CollationString_;
 731
 732 #define CUC const ustring &str(*reinterpret_cast<const ustring *>(rep))
 733 #define UC ustring &str(*reinterpret_cast<ustring *>(rep))
 734 static struct UReplaceableCallbacks CollationUCalls_ = {
 735     .length = [](const UReplaceable *rep) -> int32_t { CUC;
 736         return str.size();
 737     },
 738
 739     .charAt = [](const UReplaceable *rep, int32_t offset) -> UChar { CUC;
 740         //fprintf(stderr, "charAt(%d) : %d\n", offset, str.size());
 741         if (offset >= str.size())
 742             return 0xffff;
 743         return str[offset];
 744     },
 745
 746     .char32At = [](const UReplaceable *rep, int32_t offset) -> UChar32 { CUC;
 747         //fprintf(stderr, "char32At(%d) : %d\n", offset, str.size());
 748         if (offset >= str.size())
 749             return 0xffff;
 750         UChar32 c;
 751         U16_GET(str.data(), 0, offset, str.size(), c);
 752         return c;
 753     },
 754
 755     .replace = [](UReplaceable *rep, int32_t start, int32_t limit, const UChar *text, int32_t length) -> void { UC;
 756         //fprintf(stderr, "replace(%d, %d, %d) : %d\n", start, limit, length, str.size());
 757         str.replace(start, limit - start, text, length);
 758     },
 759
 760     .extract = [](UReplaceable *rep, int32_t start, int32_t limit, UChar *dst) -> void { UC;
 761         //fprintf(stderr, "extract(%d, %d) : %d\n", start, limit, str.size());
 762         str.copy(dst, limit - start, start);
 763     },
 764
 765     .copy = [](UReplaceable *rep, int32_t start, int32_t limit, int32_t dest) -> void { UC;
 766         //fprintf(stderr, "copy(%d, %d, %d) : %d\n", start, limit, dest, str.size());
 767         str.replace(dest, 0, str, start, limit - start);
 768     },
 769 };
 770
 771 static CFLocaleRef Locale_;
 772 static NSArray *Languages_;
 773 static CGColorSpaceRef space_;
 774
 775 #define CacheState_ "/var/mobile/Library/Caches/com.saurik.Cydia/CacheState.plist"
 776 #define SavedState_ "/var/mobile/Library/Caches/com.saurik.Cydia/SavedState.plist"
 777
 778 static NSDictionary *SectionMap_;
 779 static _H<NSDate> Backgrounded_;
 780 static _transient NSMutableDictionary *Values_;
 781 static _transient NSMutableDictionary *Sections_;
 782 _H<NSMutableDictionary> Sources_;
 783 static _transient NSNumber *Version_;
 784 static time_t now_;
 785
 786 bool IsWildcat_;
 787 CGFloat ScreenScale_;
 788 static NSString *Idiom_;
 789 static _H<NSString> Firmware_;
 790 static NSString *Major_;
 791
 792 static _H<NSMutableDictionary> SessionData_;
 793 static _H<NSObject> HostConfig_;
 794 static _H<NSMutableSet> BridgedHosts_;
 795 static _H<NSMutableSet> InsecureHosts_;
 796 static _H<NSMutableSet> PipelinedHosts_;
 797 static _H<NSMutableSet> CachedURLs_;
 798
 799 static NSString *kCydiaProgressEventTypeError = @"Error";
 800 static NSString *kCydiaProgressEventTypeInformation = @"Information";
 801 static NSString *kCydiaProgressEventTypeStatus = @"Status";
 802 static NSString *kCydiaProgressEventTypeWarning = @"Warning";
 803 /* }}} */
 804
 805 /* Display Helpers {{{ */
 806 inline float Interpolate(float begin, float end, float fraction) {
 807     return (end - begin) * fraction + begin;
 808 }
 809
 810 static inline double Retina(double value) {
 811     value *= ScreenScale_;
 812     value = round(value);
 813     value /= ScreenScale_;
 814     return value;
 815 }
 816
 817 static inline CGRect Retina(CGRect value) {
 818     value.origin.x *= ScreenScale_;
 819     value.origin.y *= ScreenScale_;
 820     value.size.width *= ScreenScale_;
 821     value.size.height *= ScreenScale_;
 822     value = CGRectIntegral(value);
 823     value.origin.x /= ScreenScale_;
 824     value.origin.y /= ScreenScale_;
 825     value.size.width /= ScreenScale_;
 826     value.size.height /= ScreenScale_;
 827     return value;
 828 }
 829
 830 static _finline const char *StripVersion_(const char *version) {
 831     const char *colon(strchr(version, ':'));
 832     return colon == NULL ? version : colon + 1;
 833 }
 834
 835 NSString *LocalizeSection(NSString *section) {
 836     static RegEx title_r("(.*?) \\((.*)\\)");
 837     if (title_r(section)) {
 838         NSString *parent(title_r[1]);
 839         NSString *child(title_r[2]);
 840
 841         return [NSString stringWithFormat:UCLocalize("PARENTHETICAL"),
 842             LocalizeSection(parent),
 843             LocalizeSection(child)
 844         ];
 845     }
 846
 847     return [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
 848 }
 849
 850 NSString *Simplify(NSString *title) {
 851     const char *data = [title UTF8String];
 852     size_t size = [title lengthOfBytesUsingEncoding:NSUTF8StringEncoding];
 853
 854     static RegEx square_r("\\[(.*)\\]");
 855     if (square_r(data, size))
 856         return Simplify(square_r[1]);
 857
 858     static RegEx paren_r("\\((.*)\\)");
 859     if (paren_r(data, size))
 860         return Simplify(paren_r[1]);
 861
 862     static RegEx title_r("(.*?) \\((.*)\\)");
 863     if (title_r(data, size))
 864         return Simplify(title_r[1]);
 865
 866     return title;
 867 }
 868 /* }}} */
 869
 870 bool isSectionVisible(NSString *section) {
 871     NSDictionary *metadata([Sections_ objectForKey:(section ?: @"")]);
 872     NSNumber *hidden(metadata == nil ? nil : [metadata objectForKey:@"Hidden"]);
 873     return hidden == nil || ![hidden boolValue];
 874 }
 875
 876 static NSObject *CYIOGetValue(const char *path, NSString *property) {
 877     io_registry_entry_t entry(IORegistryEntryFromPath(kIOMasterPortDefault, path));
 878     if (entry == MACH_PORT_NULL)
 879         return nil;
 880
 881     CFTypeRef value(IORegistryEntryCreateCFProperty(entry, (CFStringRef) property, kCFAllocatorDefault, 0));
 882     IOObjectRelease(entry);
 883
 884     if (value == NULL)
 885         return nil;
 886     return [(id) value autorelease];
 887 }
 888
 889 static NSString *CYHex(NSData *data, bool reverse = false) {
 890     if (data == nil)
 891         return nil;
 892
 893     size_t length([data length]);
 894     uint8_t bytes[length];
 895     [data getBytes:bytes];
 896
 897     char string[length * 2 + 1];
 898     for (size_t i(0); i != length; ++i)
 899         sprintf(string + i * 2, "%.2x", bytes[reverse ? length - i - 1 : i]);
 900
 901     return [NSString stringWithUTF8String:string];
 902 }
 903
 904 static NSString *VerifySource(NSString *href) {
 905     static RegEx href_r("(http(s?)://|file:///)[^# ]*");
 906     if (!href_r(href)) {
 907         [[[[UIAlertView alloc]
 908             initWithTitle:[NSString stringWithFormat:Colon_, Error_, UCLocalize("INVALID_URL")]
 909             message:UCLocalize("INVALID_URL_EX")
 910             delegate:nil
 911             cancelButtonTitle:UCLocalize("OK")
 912             otherButtonTitles:nil
 913         ] autorelease] show];
 914
 915         return nil;
 916     }
 917
 918     if (![href hasSuffix:@"/"])
 919         href = [href stringByAppendingString:@"/"];
 920     return href;
 921 }
 922
 923 @class Cydia;
 924
 925 /* Delegate Prototypes {{{ */
 926 @class Package;
 927 @class Source;
 928 @class CydiaProgressEvent;
 929
 930 @protocol DatabaseDelegate
 931 - (void) repairWithSelector:(SEL)selector;
 932 - (void) setConfigurationData:(NSString *)data;
 933 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task;
 934 @end
 935
 936 @class CYPackageController;
 937
 938 @protocol SourceDelegate
 939 - (void) setFetch:(NSNumber *)fetch;
 940 @end
 941
 942 @protocol FetchDelegate
 943 - (bool) isSourceCancelled;
 944 - (void) startSourceFetch:(NSString *)uri;
 945 - (void) stopSourceFetch:(NSString *)uri;
 946 @end
 947
 948 @protocol CydiaDelegate
 949 - (void) returnToCydia;
 950 - (void) saveState;
 951 - (void) retainNetworkActivityIndicator;
 952 - (void) releaseNetworkActivityIndicator;
 953 - (void) clearPackage:(Package *)package;
 954 - (void) installPackage:(Package *)package;
 955 - (void) installPackages:(NSArray *)packages;
 956 - (void) removePackage:(Package *)package;
 957 - (void) beginUpdate;
 958 - (BOOL) updating;
 959 - (bool) requestUpdate;
 960 - (void) distUpgrade;
 961 - (void) loadData;
 962 - (void) updateData;
 963 - (void) _saveConfig;
 964 - (void) syncData;
 965 - (void) addSource:(NSDictionary *)source;
 966 - (BOOL) addTrivialSource:(NSString *)href;
 967 - (UIProgressHUD *) addProgressHUD;
 968 - (void) removeProgressHUD:(UIProgressHUD *)hud;
 969 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item;
 970 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
 971 @end
 972 /* }}} */
 973
 974 /* CancelStatus {{{ */
 975 class CancelStatus :
 976     public pkgAcquireStatus
 977 {
 978   private:
 979     bool cancelled_;
 980
 981   public:
 982     CancelStatus() :
 983         cancelled_(false)
 984     {
 985     }
 986
 987     virtual bool MediaChange(std::string media, std::string drive) {
 988         return false;
 989     }
 990
 991     virtual void IMSHit(pkgAcquire::ItemDesc &desc) {
 992         Done(desc);
 993     }
 994
 995     virtual bool Pulse_(pkgAcquire *Owner) = 0;
 996
 997     virtual bool Pulse(pkgAcquire *Owner) {
 998         if (pkgAcquireStatus::Pulse(Owner) && Pulse_(Owner))
 999             return true;
1000         else {
1001             cancelled_ = true;
1002             return false;
1003         }
1004     }
1005
1006     _finline bool WasCancelled() const {
1007         return cancelled_;
1008     }
1009 };
1010 /* }}} */
1011 /* DelegateStatus {{{ */
1012 class CydiaStatus :
1013     public CancelStatus
1014 {
1015   private:
1016     _transient NSObject<ProgressDelegate> *delegate_;
1017
1018   public:
1019     CydiaStatus() :
1020         delegate_(nil)
1021     {
1022     }
1023
1024     void setDelegate(NSObject<ProgressDelegate> *delegate) {
1025         delegate_ = delegate;
1026     }
1027
1028     virtual void Fetch(pkgAcquire::ItemDesc &desc) {
1029         NSString *name([NSString stringWithUTF8String:desc.ShortDesc.c_str()]);
1030         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithFormat:UCLocalize("DOWNLOADING_"), name] ofType:kCydiaProgressEventTypeStatus forItemDesc:desc]);
1031         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
1032     }
1033
1034     virtual void Done(pkgAcquire::ItemDesc &desc) {
1035         NSString *name([NSString stringWithUTF8String:desc.ShortDesc.c_str()]);
1036         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithFormat:Colon_, UCLocalize("DONE"), name] ofType:kCydiaProgressEventTypeStatus forItemDesc:desc]);
1037         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
1038     }
1039
1040     virtual void Fail(pkgAcquire::ItemDesc &desc) {
1041         if (
1042             desc.Owner->Status == pkgAcquire::Item::StatIdle ||
1043             desc.Owner->Status == pkgAcquire::Item::StatDone
1044         )
1045             return;
1046
1047         std::string &error(desc.Owner->ErrorText);
1048         if (error.empty())
1049             return;
1050
1051         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:kCydiaProgressEventTypeError forItemDesc:desc]);
1052         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
1053     }
1054
1055     virtual bool Pulse_(pkgAcquire *Owner) {
1056         double percent(
1057             double(CurrentBytes + CurrentItems) /
1058             double(TotalBytes + TotalItems)
1059         );
1060
1061         [delegate_ performSelectorOnMainThread:@selector(setProgressStatus:) withObject:[NSDictionary dictionaryWithObjectsAndKeys:
1062             [NSNumber numberWithDouble:percent], @"Percent",
1063
1064             [NSNumber numberWithDouble:CurrentBytes], @"Current",
1065             [NSNumber numberWithDouble:TotalBytes], @"Total",
1066             [NSNumber numberWithDouble:CurrentCPS], @"Speed",
1067         nil] waitUntilDone:YES];
1068
1069         return ![delegate_ isProgressCancelled];
1070     }
1071
1072     virtual void Start() {
1073         pkgAcquireStatus::Start();
1074         [delegate_ performSelectorOnMainThread:@selector(setProgressCancellable:) withObject:[NSNumber numberWithBool:YES] waitUntilDone:YES];
1075     }
1076
1077     virtual void Stop() {
1078         pkgAcquireStatus::Stop();
1079         [delegate_ performSelectorOnMainThread:@selector(setProgressCancellable:) withObject:[NSNumber numberWithBool:NO] waitUntilDone:YES];
1080         [delegate_ performSelectorOnMainThread:@selector(setProgressStatus:) withObject:nil waitUntilDone:YES];
1081     }
1082 };
1083 /* }}} */
1084 /* Database Interface {{{ */
1085 typedef std::map< unsigned long, _H<Source> > SourceMap;
1086
1087 @interface Database : NSObject {
1088     NSZone *zone_;
1089     CYPool pool_;
1090
1091     unsigned era_;
1092     _H<NSDate> delock_;
1093
1094     pkgCacheFile cache_;
1095     pkgDepCache::Policy *policy_;
1096     pkgRecords *records_;
1097     pkgProblemResolver *resolver_;
1098     pkgAcquire *fetcher_;
1099     FileFd *lock_;
1100     SPtr<pkgPackageManager> manager_;
1101     pkgSourceList *list_;
1102
1103     SourceMap sourceMap_;
1104     _H<NSMutableArray> sourceList_;
1105
1106     CFMutableArrayRef packages_;
1107
1108     _transient NSObject<DatabaseDelegate> *delegate_;
1109     _transient NSObject<ProgressDelegate> *progress_;
1110
1111     CydiaStatus status_;
1112
1113     int cydiafd_;
1114     int statusfd_;
1115     FILE *input_;
1116
1117     std::map<const char *, _H<NSString> > sections_;
1118 }
1119
1120 + (Database *) sharedInstance;
1121 - (unsigned) era;
1122
1123 - (void) _readCydia:(NSNumber *)fd;
1124 - (void) _readStatus:(NSNumber *)fd;
1125 - (void) _readOutput:(NSNumber *)fd;
1126
1127 - (FILE *) input;
1128
1129 - (Package *) packageWithName:(NSString *)name;
1130
1131 - (pkgCacheFile &) cache;
1132 - (pkgDepCache::Policy *) policy;
1133 - (pkgRecords *) records;
1134 - (pkgProblemResolver *) resolver;
1135 - (pkgAcquire &) fetcher;
1136 - (pkgSourceList &) list;
1137 - (NSArray *) packages;
1138 - (NSArray *) sources;
1139 - (Source *) sourceWithKey:(NSString *)key;
1140 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
1141
1142 - (void) configure;
1143 - (bool) prepare;
1144 - (void) perform;
1145 - (bool) upgrade;
1146 - (void) update;
1147
1148 - (void) updateWithStatus:(CancelStatus &)status;
1149
1150 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate;
1151
1152 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate;
1153 - (NSObject<ProgressDelegate> *) progressDelegate;
1154
1155 - (Source *) getSource:(pkgCache::PkgFileIterator)file;
1156 - (void) setFetch:(bool)fetch forURI:(const char *)uri;
1157 - (void) resetFetch;
1158
1159 - (NSString *) mappedSectionForPointer:(const char *)pointer;
1160
1161 @end
1162 /* }}} */
1163 /* SourceStatus {{{ */
1164 class SourceStatus :
1165     public CancelStatus
1166 {
1167   private:
1168     _transient NSObject<FetchDelegate> *delegate_;
1169     _transient Database *database_;
1170     std::set<std::string> fetches_;
1171
1172   public:
1173     SourceStatus(NSObject<FetchDelegate> *delegate, Database *database) :
1174         delegate_(delegate),
1175         database_(database)
1176     {
1177     }
1178
1179     void Set(bool fetch, const std::string &uri) {
1180         if (fetch) {
1181             if (!fetches_.insert(uri).second)
1182                 return;
1183         } else {
1184             if (fetches_.erase(uri) == 0)
1185                 return;
1186         }
1187
1188         //printf("Set(%s, %s)\n", fetch ? "true" : "false", uri.c_str());
1189         [database_ setFetch:fetch forURI:uri.c_str()];
1190     }
1191
1192     _finline void Set(bool fetch, pkgAcquire::Item *item) {
1193         /*unsigned long ID(fetch ? 1 : 0);
1194         if (item->ID == ID)
1195             return;
1196         item->ID = ID;*/
1197         Set(fetch, item->DescURI());
1198     }
1199
1200     void Log(const char *tag, pkgAcquire::Item *item) {
1201         //printf("%s(%s) S:%u Q:%u\n", tag, item->DescURI().c_str(), item->Status, item->QueueCounter);
1202     }
1203
1204     virtual void Fetch(pkgAcquire::ItemDesc &desc) {
1205         Log("Fetch", desc.Owner);
1206         Set(true, desc.Owner);
1207     }
1208
1209     virtual void Done(pkgAcquire::ItemDesc &desc) {
1210         Log("Done", desc.Owner);
1211         Set(false, desc.Owner);
1212     }
1213
1214     virtual void Fail(pkgAcquire::ItemDesc &desc) {
1215         Log("Fail", desc.Owner);
1216         Set(false, desc.Owner);
1217     }
1218
1219     virtual bool Pulse_(pkgAcquire *Owner) {
1220         std::set<std::string> fetches;
1221         for (pkgAcquire::ItemCIterator item(Owner->ItemsBegin()); item != Owner->ItemsEnd(); ++item) {
1222             bool fetch;
1223             if ((*item)->QueueCounter == 0)
1224                 fetch = false;
1225             else switch ((*item)->Status) {
1226                 case pkgAcquire::Item::StatFetching:
1227                     fetches.insert((*item)->DescURI());
1228                     fetch = true;
1229                 break;
1230
1231                 default:
1232                     fetch = false;
1233                 break;
1234             }
1235
1236             Log(fetch ? "Pulse<true>" : "Pulse<false>", *item);
1237             Set(fetch, *item);
1238         }
1239
1240         std::vector<std::string> stops;
1241         std::set_difference(fetches_.begin(), fetches_.end(), fetches.begin(), fetches.end(), std::back_insert_iterator<std::vector<std::string>>(stops));
1242         for (std::vector<std::string>::const_iterator stop(stops.begin()); stop != stops.end(); ++stop) {
1243             //printf("Stop(%s)\n", stop->c_str());
1244             Set(false, *stop);
1245         }
1246
1247         return ![delegate_ isSourceCancelled];
1248     }
1249
1250     virtual void Stop() {
1251         pkgAcquireStatus::Stop();
1252         [database_ resetFetch];
1253     }
1254 };
1255 /* }}} */
1256 /* ProgressEvent Implementation {{{ */
1257 @implementation CydiaProgressEvent
1258
1259 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type {
1260     return [[[CydiaProgressEvent alloc] initWithMessage:message ofType:type] autorelease];
1261 }
1262
1263 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forPackage:(NSString *)package {
1264     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1265     [event setPackage:package];
1266     return event;
1267 }
1268
1269 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forItemDesc:(pkgAcquire::ItemDesc &)desc {
1270     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1271
1272     NSString *description([NSString stringWithUTF8String:desc.Description.c_str()]);
1273     NSArray *fields([description componentsSeparatedByString:@" "]);
1274     [event setItem:fields];
1275
1276     if ([fields count] > 3) {
1277         [event setPackage:[fields objectAtIndex:2]];
1278         [event setVersion:[fields objectAtIndex:3]];
1279     }
1280
1281     [event setURL:[NSString stringWithUTF8String:desc.URI.c_str()]];
1282
1283     return event;
1284 }
1285
1286 + (NSArray *) _attributeKeys {
1287     return [NSArray arrayWithObjects:
1288         @"item",
1289         @"message",
1290         @"package",
1291         @"type",
1292         @"url",
1293         @"version",
1294     nil];
1295 }
1296
1297 - (NSArray *) attributeKeys {
1298     return [[self class] _attributeKeys];
1299 }
1300
1301 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1302     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1303 }
1304
1305 - (id) initWithMessage:(NSString *)message ofType:(NSString *)type {
1306     if ((self = [super init]) != nil) {
1307         message_ = message;
1308         type_ = type;
1309     } return self;
1310 }
1311
1312 - (NSString *) message {
1313     return message_;
1314 }
1315
1316 - (NSString *) type {
1317     return type_;
1318 }
1319
1320 - (NSArray *) item {
1321     return (id) item_ ?: [NSNull null];
1322 }
1323
1324 - (void) setItem:(NSArray *)item {
1325     item_ = item;
1326 }
1327
1328 - (NSString *) package {
1329     return (id) package_ ?: [NSNull null];
1330 }
1331
1332 - (void) setPackage:(NSString *)package {
1333     package_ = package;
1334 }
1335
1336 - (NSString *) url {
1337     return (id) url_ ?: [NSNull null];
1338 }
1339
1340 - (void) setURL:(NSString *)url {
1341     url_ = url;
1342 }
1343
1344 - (void) setVersion:(NSString *)version {
1345     version_ = version;
1346 }
1347
1348 - (NSString *) version {
1349     return (id) version_ ?: [NSNull null];
1350 }
1351
1352 - (NSString *) compound:(NSString *)value {
1353     if (value != nil) {
1354         NSString *mode(nil); {
1355             NSString *type([self type]);
1356             if ([type isEqualToString:kCydiaProgressEventTypeError])
1357                 mode = UCLocalize("ERROR");
1358             else if ([type isEqualToString:kCydiaProgressEventTypeWarning])
1359                 mode = UCLocalize("WARNING");
1360         }
1361
1362         if (mode != nil)
1363             value = [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), mode, value];
1364     }
1365
1366     return value;
1367 }
1368
1369 - (NSString *) compoundMessage {
1370     return [self compound:[self message]];
1371 }
1372
1373 - (NSString *) compoundTitle {
1374     NSString *title;
1375
1376     if (package_ == nil)
1377         title = nil;
1378     else if (Package *package = [[Database sharedInstance] packageWithName:package_])
1379         title = [package name];
1380     else
1381         title = package_;
1382
1383     return [self compound:title];
1384 }
1385
1386 @end
1387 /* }}} */
1388
1389 // Cytore Definitions {{{
1390 struct PackageValue :
1391     Cytore::Block
1392 {
1393     Cytore::Offset<PackageValue> next_;
1394
1395     uint32_t index_ : 23;
1396     uint32_t subscribed_ : 1;
1397     uint32_t : 8;
1398
1399     int32_t first_;
1400     int32_t last_;
1401
1402     uint16_t vhash_;
1403     uint16_t nhash_;
1404
1405     char version_[8];
1406     char name_[];
1407 };
1408
1409 struct MetaValue :
1410     Cytore::Block
1411 {
1412     uint32_t active_;
1413     Cytore::Offset<PackageValue> packages_[1 << 16];
1414 };
1415
1416 static Cytore::File<MetaValue> MetaFile_;
1417 // }}}
1418 // Cytore Helper Functions {{{
1419 static PackageValue *PackageFind(const char *name, size_t length, bool *fail = NULL) {
1420     SplitHash nhash = { hashlittle(name, length) };
1421
1422     PackageValue *metadata;
1423
1424     Cytore::Offset<PackageValue> *offset(&MetaFile_->packages_[nhash.u16[0]]);
1425     for (;; offset = &metadata->next_) { if (offset->IsNull()) {
1426         *offset = MetaFile_.New<PackageValue>(length + 1);
1427         metadata = &MetaFile_.Get(*offset);
1428
1429         if (metadata == NULL) {
1430             if (fail != NULL)
1431                 *fail = true;
1432
1433             metadata = new PackageValue();
1434             memset(metadata, 0, sizeof(*metadata));
1435         }
1436
1437         memcpy(metadata->name_, name, length);
1438         metadata->name_[length] = '\0';
1439         metadata->nhash_ = nhash.u16[1];
1440     } else {
1441         metadata = &MetaFile_.Get(*offset);
1442         if (metadata->nhash_ != nhash.u16[1])
1443             continue;
1444         if (strncmp(metadata->name_, name, length) != 0)
1445             continue;
1446         if (metadata->name_[length] != '\0')
1447             continue;
1448     } break; }
1449
1450     return metadata;
1451 }
1452
1453 static void PackageImport(const void *key, const void *value, void *context) {
1454     bool &fail(*reinterpret_cast<bool *>(context));
1455
1456     char buffer[1024];
1457     if (!CFStringGetCString((CFStringRef) key, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1458         NSLog(@"failed to import package %@", key);
1459         return;
1460     }
1461
1462     PackageValue *metadata(PackageFind(buffer, strlen(buffer), &fail));
1463     NSDictionary *package((NSDictionary *) value);
1464
1465     if (NSNumber *subscribed = [package objectForKey:@"IsSubscribed"])
1466         if ([subscribed boolValue] && !metadata->subscribed_)
1467             metadata->subscribed_ = true;
1468
1469     if (NSDate *date = [package objectForKey:@"FirstSeen"]) {
1470         time_t time([date timeIntervalSince1970]);
1471         if (metadata->first_ > time || metadata->first_ == 0)
1472             metadata->first_ = time;
1473     }
1474
1475     NSDate *date([package objectForKey:@"LastSeen"]);
1476     NSString *version([package objectForKey:@"LastVersion"]);
1477
1478     if (date != nil && version != nil) {
1479         time_t time([date timeIntervalSince1970]);
1480         if (metadata->last_ < time || metadata->last_ == 0)
1481             if (CFStringGetCString((CFStringRef) version, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1482                 size_t length(strlen(buffer));
1483                 uint16_t vhash(hashlittle(buffer, length));
1484
1485                 size_t capped(std::min<size_t>(8, length));
1486                 char *latest(buffer + length - capped);
1487
1488                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
1489                 metadata->vhash_ = vhash;
1490
1491                 metadata->last_ = time;
1492             }
1493     }
1494 }
1495 // }}}
1496
1497 static NSDate *GetStatusDate() {
1498     return [[[NSFileManager defaultManager] attributesOfItemAtPath:@"/var/lib/dpkg/status" error:NULL] fileModificationDate];
1499 }
1500
1501 static void SaveConfig(NSObject *lock) {
1502     @synchronized (lock) {
1503         _trace();
1504         MetaFile_.Sync();
1505         _trace();
1506     }
1507
1508     CFPreferencesSetMultiple((CFDictionaryRef) [NSDictionary dictionaryWithObjectsAndKeys:
1509         Values_, @"CydiaValues",
1510         Sections_, @"CydiaSections",
1511         (id) Sources_, @"CydiaSources",
1512         Version_, @"CydiaVersion",
1513     nil], NULL, CFSTR("com.saurik.Cydia"), kCFPreferencesCurrentUser, kCFPreferencesCurrentHost);
1514
1515     if (!CFPreferencesAppSynchronize(CFSTR("com.saurik.Cydia")))
1516         NSLog(@"CFPreferencesAppSynchronize(com.saurik.Cydia) == false");
1517
1518     CydiaWriteSources();
1519 }
1520
1521 /* Source Class {{{ */
1522 @interface Source : NSObject {
1523     unsigned era_;
1524     Database *database_;
1525     metaIndex *index_;
1526
1527     CYString depiction_;
1528     CYString description_;
1529     CYString label_;
1530     CYString origin_;
1531     CYString support_;
1532
1533     CYString uri_;
1534     CYString distribution_;
1535     CYString type_;
1536     CYString base_;
1537     CYString version_;
1538
1539     _H<NSString> host_;
1540     _H<NSString> authority_;
1541
1542     CYString defaultIcon_;
1543
1544     _H<NSMutableDictionary> record_;
1545     BOOL trusted_;
1546
1547     std::set<std::string> fetches_;
1548     std::set<std::string> files_;
1549     _transient NSObject<SourceDelegate> *delegate_;
1550 }
1551
1552 - (Source *) initWithMetaIndex:(metaIndex *)index forDatabase:(Database *)database inPool:(CYPool *)pool;
1553
1554 - (NSComparisonResult) compareByName:(Source *)source;
1555
1556 - (NSString *) depictionForPackage:(NSString *)package;
1557 - (NSString *) supportForPackage:(NSString *)package;
1558
1559 - (metaIndex *) metaIndex;
1560 - (NSDictionary *) record;
1561 - (BOOL) trusted;
1562
1563 - (NSString *) rooturi;
1564 - (NSString *) distribution;
1565 - (NSString *) type;
1566
1567 - (NSString *) key;
1568 - (NSString *) host;
1569
1570 - (NSString *) name;
1571 - (NSString *) shortDescription;
1572 - (NSString *) label;
1573 - (NSString *) origin;
1574 - (NSString *) version;
1575
1576 - (NSString *) defaultIcon;
1577 - (NSURL *) iconURL;
1578
1579 - (void) setFetch:(bool)fetch forURI:(const char *)uri;
1580 - (void) resetFetch;
1581
1582 @end
1583
1584 @implementation Source
1585
1586 + (NSString *) webScriptNameForSelector:(SEL)selector {
1587     if (false);
1588     else if (selector == @selector(addSection:))
1589         return @"addSection";
1590     else if (selector == @selector(getField:))
1591         return @"getField";
1592     else if (selector == @selector(removeSection:))
1593         return @"removeSection";
1594     else if (selector == @selector(remove))
1595         return @"remove";
1596     else
1597         return nil;
1598 }
1599
1600 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
1601     return [self webScriptNameForSelector:selector] == nil;
1602 }
1603
1604 + (NSArray *) _attributeKeys {
1605     return [NSArray arrayWithObjects:
1606         @"baseuri",
1607         @"distribution",
1608         @"host",
1609         @"key",
1610         @"iconuri",
1611         @"label",
1612         @"name",
1613         @"origin",
1614         @"rooturi",
1615         @"sections",
1616         @"shortDescription",
1617         @"trusted",
1618         @"type",
1619         @"version",
1620     nil];
1621 }
1622
1623 - (NSArray *) attributeKeys {
1624     return [[self class] _attributeKeys];
1625 }
1626
1627 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1628     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1629 }
1630
1631 - (metaIndex *) metaIndex {
1632     return index_;
1633 }
1634
1635 - (void) setMetaIndex:(metaIndex *)index inPool:(CYPool *)pool {
1636     trusted_ = index->IsTrusted();
1637
1638     uri_.set(pool, index->GetURI());
1639     distribution_.set(pool, index->GetDist());
1640     type_.set(pool, index->GetType());
1641
1642     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index));
1643     if (dindex != NULL) {
1644         std::string file(dindex->MetaIndexURI(""));
1645         base_.set(pool, file);
1646
1647         pkgAcquire acquire;
1648         _profile(Source$setMetaIndex$GetIndexes)
1649         dindex->GetIndexes(&acquire, true);
1650         _end
1651         _profile(Source$setMetaIndex$DescURI)
1652         for (pkgAcquire::ItemIterator item(acquire.ItemsBegin()); item != acquire.ItemsEnd(); item++) {
1653             std::string file((*item)->DescURI());
1654             files_.insert(file);
1655             if (file.length() < sizeof("Packages.bz2") || file.substr(file.length() - sizeof("Packages.bz2")) != "/Packages.bz2")
1656                 continue;
1657             file = file.substr(0, file.length() - 4);
1658             files_.insert(file);
1659             files_.insert(file + ".gz");
1660             files_.insert(file + "Index");
1661         }
1662         _end
1663
1664         FileFd fd;
1665         if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly))
1666             _error->Discard();
1667         else {
1668             pkgTagFile tags(&fd);
1669
1670             pkgTagSection section;
1671             tags.Step(section);
1672
1673             struct {
1674                 const char *name_;
1675                 CYString *value_;
1676             } names[] = {
1677                 {"default-icon", &defaultIcon_},
1678                 {"depiction", &depiction_},
1679                 {"description", &description_},
1680                 {"label", &label_},
1681                 {"origin", &origin_},
1682                 {"support", &support_},
1683                 {"version", &version_},
1684             };
1685
1686             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
1687                 const char *start, *end;
1688
1689                 if (section.Find(names[i].name_, start, end)) {
1690                     CYString &value(*names[i].value_);
1691                     value.set(pool, start, end - start);
1692                 }
1693             }
1694         }
1695     }
1696
1697     record_ = [Sources_ objectForKey:[self key]];
1698
1699     NSURL *url([NSURL URLWithString:uri_]);
1700
1701     host_ = [url host];
1702     if (host_ != nil)
1703         host_ = [host_ lowercaseString];
1704
1705     if (host_ != nil)
1706         authority_ = host_;
1707     else
1708         authority_ = [url path];
1709 }
1710
1711 - (Source *) initWithMetaIndex:(metaIndex *)index forDatabase:(Database *)database inPool:(CYPool *)pool {
1712     if ((self = [super init]) != nil) {
1713         era_ = [database era];
1714         database_ = database;
1715         index_ = index;
1716
1717         _profile(Source$initWithMetaIndex$setMetaIndex)
1718         [self setMetaIndex:index inPool:pool];
1719         _end
1720     } return self;
1721 }
1722
1723 - (NSString *) getField:(NSString *)name {
1724 @synchronized (database_) {
1725     if ([database_ era] != era_ || index_ == NULL)
1726         return nil;
1727
1728     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index_));
1729     if (dindex == NULL)
1730         return nil;
1731
1732     FileFd fd;
1733     if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly)) {
1734          _error->Discard();
1735          return nil;
1736     }
1737
1738     pkgTagFile tags(&fd);
1739
1740     pkgTagSection section;
1741     tags.Step(section);
1742
1743     const char *start, *end;
1744     if (!section.Find([name UTF8String], start, end))
1745         return (NSString *) [NSNull null];
1746
1747     return [NSString stringWithString:[(NSString *) CYStringCreate(start, end - start) autorelease]];
1748 } }
1749
1750 - (NSComparisonResult) compareByName:(Source *)source {
1751     NSString *lhs = [self name];
1752     NSString *rhs = [source name];
1753
1754     if ([lhs length] != 0 && [rhs length] != 0) {
1755         unichar lhc = [lhs characterAtIndex:0];
1756         unichar rhc = [rhs characterAtIndex:0];
1757
1758         if (isalpha(lhc) && !isalpha(rhc))
1759             return NSOrderedAscending;
1760         else if (!isalpha(lhc) && isalpha(rhc))
1761             return NSOrderedDescending;
1762     }
1763
1764     return [lhs compare:rhs options:LaxCompareOptions_];
1765 }
1766
1767 - (NSString *) depictionForPackage:(NSString *)package {
1768     return depiction_.empty() ? nil : [static_cast<id>(depiction_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1769 }
1770
1771 - (NSString *) supportForPackage:(NSString *)package {
1772     return support_.empty() ? nil : [static_cast<id>(support_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1773 }
1774
1775 - (NSArray *) sections {
1776     return record_ == nil ? (id) [NSNull null] : [record_ objectForKey:@"Sections"] ?: [NSArray array];
1777 }
1778
1779 - (void) _addSection:(NSString *)section {
1780     if (record_ == nil)
1781         return;
1782     else if (NSMutableArray *sections = [record_ objectForKey:@"Sections"]) {
1783         if (![sections containsObject:section])
1784             [sections addObject:section];
1785     } else
1786         [record_ setObject:[NSMutableArray arrayWithObject:section] forKey:@"Sections"];
1787 }
1788
1789 - (bool) addSection:(NSString *)section {
1790     if (record_ == nil)
1791         return false;
1792
1793     [self performSelectorOnMainThread:@selector(_addSection:) withObject:section waitUntilDone:NO];
1794     return true;
1795 }
1796
1797 - (void) _removeSection:(NSString *)section {
1798     if (record_ == nil)
1799         return;
1800
1801     if (NSMutableArray *sections = [record_ objectForKey:@"Sections"])
1802         if ([sections containsObject:section])
1803             [sections removeObject:section];
1804 }
1805
1806 - (bool) removeSection:(NSString *)section {
1807     if (record_ == nil)
1808         return false;
1809
1810     [self performSelectorOnMainThread:@selector(_removeSection:) withObject:section waitUntilDone:NO];
1811     return true;
1812 }
1813
1814 - (void) _remove {
1815     [Sources_ removeObjectForKey:[self key]];
1816 }
1817
1818 - (bool) remove {
1819     bool value(record_ != nil);
1820     [self performSelectorOnMainThread:@selector(_remove) withObject:nil waitUntilDone:NO];
1821     return value;
1822 }
1823
1824 - (NSDictionary *) record {
1825     return record_;
1826 }
1827
1828 - (BOOL) trusted {
1829     return trusted_;
1830 }
1831
1832 - (NSString *) rooturi {
1833     return uri_;
1834 }
1835
1836 - (NSString *) distribution {
1837     return distribution_;
1838 }
1839
1840 - (NSString *) type {
1841     return type_;
1842 }
1843
1844 - (NSString *) baseuri {
1845     return base_.empty() ? nil : (id) base_;
1846 }
1847
1848 - (NSString *) iconuri {
1849     if (NSString *base = [self baseuri])
1850         return [base stringByAppendingString:@"CydiaIcon.png"];
1851
1852     return nil;
1853 }
1854
1855 - (NSURL *) iconURL {
1856     if (NSString *uri = [self iconuri])
1857         return [NSURL URLWithString:uri];
1858     return nil;
1859 }
1860
1861 - (NSString *) key {
1862     return [NSString stringWithFormat:@"%@:%@:%@", (NSString *) type_, (NSString *) uri_, (NSString *) distribution_];
1863 }
1864
1865 - (NSString *) host {
1866     return host_;
1867 }
1868
1869 - (NSString *) name {
1870     return origin_.empty() ? (id) authority_ : origin_;
1871 }
1872
1873 - (NSString *) shortDescription {
1874     return description_;
1875 }
1876
1877 - (NSString *) label {
1878     return label_.empty() ? (id) authority_ : label_;
1879 }
1880
1881 - (NSString *) origin {
1882     return origin_;
1883 }
1884
1885 - (NSString *) version {
1886     return version_;
1887 }
1888
1889 - (NSString *) defaultIcon {
1890     return defaultIcon_;
1891 }
1892
1893 - (void) setDelegate:(NSObject<SourceDelegate> *)delegate {
1894     delegate_ = delegate;
1895 }
1896
1897 - (bool) fetch {
1898     return !fetches_.empty();
1899 }
1900
1901 - (void) setFetch:(bool)fetch forURI:(const char *)uri {
1902     if (!fetch) {
1903         if (fetches_.erase(uri) == 0)
1904             return;
1905     } else if (files_.find(uri) == files_.end())
1906         return;
1907     else if (!fetches_.insert(uri).second)
1908         return;
1909
1910     [delegate_ performSelectorOnMainThread:@selector(setFetch:) withObject:[NSNumber numberWithBool:[self fetch]] waitUntilDone:NO];
1911 }
1912
1913 - (void) resetFetch {
1914     fetches_.clear();
1915     [delegate_ performSelectorOnMainThread:@selector(setFetch:) withObject:[NSNumber numberWithBool:NO] waitUntilDone:NO];
1916 }
1917
1918 @end
1919 /* }}} */
1920 /* CydiaOperation Class {{{ */
1921 @interface CydiaOperation : NSObject {
1922     _H<NSString> operator_;
1923     _H<NSString> value_;
1924 }
1925
1926 - (NSString *) operator;
1927 - (NSString *) value;
1928
1929 @end
1930
1931 @implementation CydiaOperation
1932
1933 - (id) initWithOperator:(const char *)_operator value:(const char *)value {
1934     if ((self = [super init]) != nil) {
1935         operator_ = [NSString stringWithUTF8String:_operator];
1936         value_ = [NSString stringWithUTF8String:value];
1937     } return self;
1938 }
1939
1940 + (NSArray *) _attributeKeys {
1941     return [NSArray arrayWithObjects:
1942         @"operator",
1943         @"value",
1944     nil];
1945 }
1946
1947 - (NSArray *) attributeKeys {
1948     return [[self class] _attributeKeys];
1949 }
1950
1951 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1952     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1953 }
1954
1955 - (NSString *) operator {
1956     return operator_;
1957 }
1958
1959 - (NSString *) value {
1960     return value_;
1961 }
1962
1963 @end
1964 /* }}} */
1965 /* CydiaClause Class {{{ */
1966 @interface CydiaClause : NSObject {
1967     _H<NSString> package_;
1968     _H<CydiaOperation> version_;
1969 }
1970
1971 - (NSString *) package;
1972 - (CydiaOperation *) version;
1973
1974 @end
1975
1976 @implementation CydiaClause
1977
1978 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1979     if ((self = [super init]) != nil) {
1980         package_ = [NSString stringWithUTF8String:dep.TargetPkg().Name()];
1981
1982         if (const char *version = dep.TargetVer())
1983             version_ = [[[CydiaOperation alloc] initWithOperator:dep.CompType() value:version] autorelease];
1984         else
1985             version_ = (id) [NSNull null];
1986     } return self;
1987 }
1988
1989 + (NSArray *) _attributeKeys {
1990     return [NSArray arrayWithObjects:
1991         @"package",
1992         @"version",
1993     nil];
1994 }
1995
1996 - (NSArray *) attributeKeys {
1997     return [[self class] _attributeKeys];
1998 }
1999
2000 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2001     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2002 }
2003
2004 - (NSString *) package {
2005     return package_;
2006 }
2007
2008 - (CydiaOperation *) version {
2009     return version_;
2010 }
2011
2012 @end
2013 /* }}} */
2014 /* CydiaRelation Class {{{ */
2015 @interface CydiaRelation : NSObject {
2016     _H<NSString> relationship_;
2017     _H<NSMutableArray> clauses_;
2018 }
2019
2020 - (NSString *) relationship;
2021 - (NSArray *) clauses;
2022
2023 @end
2024
2025 @implementation CydiaRelation
2026
2027 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
2028     if ((self = [super init]) != nil) {
2029         relationship_ = [NSString stringWithUTF8String:dep.DepType()];
2030         clauses_ = [NSMutableArray arrayWithCapacity:8];
2031
2032         pkgCache::DepIterator start;
2033         pkgCache::DepIterator end;
2034         dep.GlobOr(start, end); // ++dep
2035
2036         _forever {
2037             [clauses_ addObject:[[[CydiaClause alloc] initWithIterator:start] autorelease]];
2038
2039             // yes, seriously. (wtf?)
2040             if (start == end)
2041                 break;
2042             ++start;
2043         }
2044     } return self;
2045 }
2046
2047 + (NSArray *) _attributeKeys {
2048     return [NSArray arrayWithObjects:
2049         @"clauses",
2050         @"relationship",
2051     nil];
2052 }
2053
2054 - (NSArray *) attributeKeys {
2055     return [[self class] _attributeKeys];
2056 }
2057
2058 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2059     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2060 }
2061
2062 - (NSString *) relationship {
2063     return relationship_;
2064 }
2065
2066 - (NSArray *) clauses {
2067     return clauses_;
2068 }
2069
2070 - (void) addClause:(CydiaClause *)clause {
2071     [clauses_ addObject:clause];
2072 }
2073
2074 @end
2075 /* }}} */
2076 /* Package Class {{{ */
2077 struct ParsedPackage {
2078     CYString md5sum_;
2079     CYString tagline_;
2080
2081     CYString architecture_;
2082     CYString icon_;
2083
2084     CYString depiction_;
2085     CYString homepage_;
2086     CYString author_;
2087
2088     CYString support_;
2089 };
2090
2091 @interface Package : NSObject {
2092     uint32_t era_ : 25;
2093     @public uint32_t role_ : 3;
2094     uint32_t essential_ : 1;
2095     uint32_t obsolete_ : 1;
2096     uint32_t ignored_ : 1;
2097     uint32_t pooled_ : 1;
2098
2099     CYPool *pool_;
2100
2101     uint32_t rank_;
2102
2103     _transient Database *database_;
2104
2105     pkgCache::VerIterator version_;
2106     pkgCache::PkgIterator iterator_;
2107     pkgCache::VerFileIterator file_;
2108
2109     CYString id_;
2110     CYString name_;
2111     CYString transform_;
2112
2113     CYString latest_;
2114     CYString installed_;
2115     time_t upgraded_;
2116
2117     const char *section_;
2118     _transient NSString *section$_;
2119
2120     _H<Source> source_;
2121
2122     PackageValue *metadata_;
2123     ParsedPackage *parsed_;
2124
2125     _H<NSMutableArray> tags_;
2126 }
2127
2128 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(CYPool *)pool database:(Database *)database;
2129 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(CYPool *)pool database:(Database *)database;
2130
2131 - (pkgCache::PkgIterator) iterator;
2132 - (void) parse;
2133
2134 - (NSString *) section;
2135 - (NSString *) simpleSection;
2136
2137 - (NSString *) longSection;
2138 - (NSString *) shortSection;
2139
2140 - (NSString *) uri;
2141
2142 - (MIMEAddress *) maintainer;
2143 - (size_t) size;
2144 - (NSString *) longDescription;
2145 - (NSString *) shortDescription;
2146 - (unichar) index;
2147
2148 - (PackageValue *) metadata;
2149 - (time_t) seen;
2150
2151 - (bool) subscribed;
2152 - (bool) setSubscribed:(bool)subscribed;
2153
2154 - (BOOL) ignored;
2155
2156 - (NSString *) latest;
2157 - (NSString *) installed;
2158 - (BOOL) uninstalled;
2159
2160 - (BOOL) upgradableAndEssential:(BOOL)essential;
2161 - (BOOL) essential;
2162 - (BOOL) broken;
2163 - (BOOL) unfiltered;
2164 - (BOOL) visible;
2165
2166 - (BOOL) half;
2167 - (BOOL) halfConfigured;
2168 - (BOOL) halfInstalled;
2169 - (BOOL) hasMode;
2170 - (NSString *) mode;
2171
2172 - (NSString *) id;
2173 - (NSString *) name;
2174 - (UIImage *) icon;
2175 - (NSString *) homepage;
2176 - (NSString *) depiction;
2177 - (MIMEAddress *) author;
2178
2179 - (NSString *) support;
2180
2181 - (NSArray *) files;
2182 - (NSArray *) warnings;
2183 - (NSArray *) applications;
2184
2185 - (Source *) source;
2186
2187 - (uint32_t) rank;
2188 - (BOOL) matches:(NSArray *)query;
2189
2190 - (BOOL) hasTag:(NSString *)tag;
2191 - (NSString *) primaryPurpose;
2192 - (NSArray *) purposes;
2193 - (bool) isCommercial;
2194
2195 - (void) setIndex:(size_t)index;
2196
2197 - (CYString &) cyname;
2198
2199 - (uint32_t) compareBySection:(NSArray *)sections;
2200
2201 - (void) install;
2202 - (void) remove;
2203
2204 @end
2205
2206 uint32_t PackageChangesRadix(Package *self, void *) {
2207     union {
2208         uint32_t key;
2209
2210         struct {
2211             uint32_t timestamp : 30;
2212             uint32_t ignored : 1;
2213             uint32_t upgradable : 1;
2214         } bits;
2215     } value;
2216
2217     bool upgradable([self upgradableAndEssential:YES]);
2218     value.bits.upgradable = upgradable ? 1 : 0;
2219
2220     if (upgradable) {
2221         value.bits.timestamp = 0;
2222         value.bits.ignored = [self ignored] ? 0 : 1;
2223         value.bits.upgradable = 1;
2224     } else {
2225         value.bits.timestamp = [self seen] >> 2;
2226         value.bits.ignored = 0;
2227         value.bits.upgradable = 0;
2228     }
2229
2230     return _not(uint32_t) - value.key;
2231 }
2232
2233 CYString &(*PackageName)(Package *self, SEL sel);
2234
2235 uint32_t PackagePrefixRadix(Package *self, void *context) {
2236     size_t offset(reinterpret_cast<size_t>(context));
2237     CYString &name(PackageName(self, @selector(cyname)));
2238
2239     size_t size(name.size());
2240     if (size == 0)
2241         return 0;
2242     char *text(name.data());
2243
2244     size_t zeros;
2245     if (!isdigit(text[0]))
2246         zeros = 0;
2247     else {
2248         size_t digits(1);
2249         while (size != digits && isdigit(text[digits]))
2250             if (++digits == 4)
2251                 break;
2252         zeros = 4 - digits;
2253     }
2254
2255     uint8_t data[4];
2256
2257     if (offset == 0 && zeros != 0) {
2258         memset(data, '0', zeros);
2259         memcpy(data + zeros, text, 4 - zeros);
2260     } else {
2261         /* XXX: there's some danger here if you request a non-zero offset < 4 and it gets zero padded */
2262         if (size <= offset - zeros)
2263             return 0;
2264
2265         text += offset - zeros;
2266         size -= offset - zeros;
2267
2268         if (size >= 4)
2269             memcpy(data, text, 4);
2270         else {
2271             memcpy(data, text, size);
2272             memset(data + size, 0, 4 - size);
2273         }
2274
2275         for (size_t i(0); i != 4; ++i)
2276             if (isalpha(data[i]))
2277                 data[i] |= 0x20;
2278     }
2279
2280     if (offset == 0)
2281         if (data[0] == '@')
2282             data[0] = 0x7f;
2283         else
2284             data[0] = (data[0] & 0x1f) | "\x80\x00\xc0\x40"[data[0] >> 6];
2285
2286     /* XXX: ntohl may be more honest */
2287     return OSSwapInt32(*reinterpret_cast<uint32_t *>(data));
2288 }
2289
2290 CFComparisonResult StringNameCompare(CFStringRef lhn, CFStringRef rhn, size_t length) {
2291     _profile(PackageNameCompare)
2292         if (lhn == NULL)
2293             return rhn == NULL ? kCFCompareEqualTo : kCFCompareLessThan;
2294         else if (rhn == NULL)
2295             return kCFCompareGreaterThan;
2296
2297         CFIndex length(CFStringGetLength(lhn));
2298
2299         _profile(PackageNameCompare$NumbersLast)
2300             if (length != 0 && CFStringGetLength(rhn) != 0) {
2301                 UniChar lhc(CFStringGetCharacterAtIndex(lhn, 0));
2302                 UniChar rhc(CFStringGetCharacterAtIndex(rhn, 0));
2303                 bool lha(CFUniCharIsMemberOf(lhc, kCFUniCharLetterCharacterSet));
2304                 if (lha != CFUniCharIsMemberOf(rhc, kCFUniCharLetterCharacterSet))
2305                     return lha ? kCFCompareLessThan : kCFCompareGreaterThan;
2306             }
2307         _end
2308
2309         _profile(PackageNameCompare$Compare)
2310             return CFStringCompareWithOptionsAndLocale(lhn, rhn, CFRangeMake(0, length), LaxCompareFlags_, (CFLocaleRef) (id) CollationLocale_);
2311         _end
2312     _end
2313 }
2314
2315 _finline CFComparisonResult StringNameCompare(NSString *lhn, NSString*rhn, size_t length) {
2316     return StringNameCompare((CFStringRef) lhn, (CFStringRef) rhn, length);
2317 }
2318
2319 CFComparisonResult PackageNameCompare(Package *lhs, Package *rhs, void *arg) {
2320     CYString &lhn(PackageName(lhs, @selector(cyname)));
2321     NSString *rhn(PackageName(rhs, @selector(cyname)));
2322     return StringNameCompare(lhn, rhn, lhn.size());
2323 }
2324
2325 CFComparisonResult PackageNameCompare_(Package **lhs, Package **rhs, void *arg) {
2326     return PackageNameCompare(*lhs, *rhs, arg);
2327 }
2328
2329 struct PackageNameOrdering :
2330     std::binary_function<Package *, Package *, bool>
2331 {
2332     _finline bool operator ()(Package *lhs, Package *rhs) const {
2333         return PackageNameCompare(lhs, rhs, NULL) == kCFCompareLessThan;
2334     }
2335 };
2336
2337 @implementation Package
2338
2339 - (NSString *) description {
2340     return [NSString stringWithFormat:@"<Package:%@>", static_cast<NSString *>(name_)];
2341 }
2342
2343 - (void) dealloc {
2344     if (!pooled_)
2345         delete pool_;
2346     if (parsed_ != NULL)
2347         delete parsed_;
2348     [super dealloc];
2349 }
2350
2351 + (NSString *) webScriptNameForSelector:(SEL)selector {
2352     if (false);
2353     else if (selector == @selector(clear))
2354         return @"clear";
2355     else if (selector == @selector(getField:))
2356         return @"getField";
2357     else if (selector == @selector(getRecord))
2358         return @"getRecord";
2359     else if (selector == @selector(hasTag:))
2360         return @"hasTag";
2361     else if (selector == @selector(install))
2362         return @"install";
2363     else if (selector == @selector(remove))
2364         return @"remove";
2365     else
2366         return nil;
2367 }
2368
2369 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
2370     return [self webScriptNameForSelector:selector] == nil;
2371 }
2372
2373 + (NSArray *) _attributeKeys {
2374     return [NSArray arrayWithObjects:
2375         @"applications",
2376         @"architecture",
2377         @"author",
2378         @"depiction",
2379         @"essential",
2380         @"homepage",
2381         @"icon",
2382         @"id",
2383         @"installed",
2384         @"latest",
2385         @"longDescription",
2386         @"longSection",
2387         @"maintainer",
2388         @"md5sum",
2389         @"mode",
2390         @"name",
2391         @"purposes",
2392         @"relations",
2393         @"section",
2394         @"selection",
2395         @"shortDescription",
2396         @"shortSection",
2397         @"simpleSection",
2398         @"size",
2399         @"source",
2400         @"state",
2401         @"support",
2402         @"tags",
2403         @"upgraded",
2404         @"warnings",
2405     nil];
2406 }
2407
2408 - (NSArray *) attributeKeys {
2409     return [[self class] _attributeKeys];
2410 }
2411
2412 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2413     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2414 }
2415
2416 - (NSArray *) relations {
2417 @synchronized (database_) {
2418     NSMutableArray *relations([NSMutableArray arrayWithCapacity:16]);
2419     for (pkgCache::DepIterator dep(version_.DependsList()); !dep.end(); ++dep)
2420         [relations addObject:[[[CydiaRelation alloc] initWithIterator:dep] autorelease]];
2421     return relations;
2422 } }
2423
2424 - (NSString *) architecture {
2425     [self parse];
2426 @synchronized (database_) {
2427     return parsed_->architecture_.empty() ? [NSNull null] : (id) parsed_->architecture_;
2428 } }
2429
2430 - (NSString *) getField:(NSString *)name {
2431 @synchronized (database_) {
2432     if ([database_ era] != era_ || file_.end())
2433         return nil;
2434
2435     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2436
2437     const char *start, *end;
2438     if (!parser.Find([name UTF8String], start, end))
2439         return (NSString *) [NSNull null];
2440
2441     return [NSString stringWithString:[(NSString *) CYStringCreate(start, end - start) autorelease]];
2442 } }
2443
2444 - (NSString *) getRecord {
2445 @synchronized (database_) {
2446     if ([database_ era] != era_ || file_.end())
2447         return nil;
2448
2449     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2450
2451     const char *start, *end;
2452     parser.GetRec(start, end);
2453
2454     return [NSString stringWithString:[(NSString *) CYStringCreate(start, end - start) autorelease]];
2455 } }
2456
2457 - (void) parse {
2458     if (parsed_ != NULL)
2459         return;
2460 @synchronized (database_) {
2461     if ([database_ era] != era_ || file_.end())
2462         return;
2463
2464     ParsedPackage *parsed(new ParsedPackage);
2465     parsed_ = parsed;
2466
2467     _profile(Package$parse)
2468         pkgRecords::Parser *parser;
2469
2470         _profile(Package$parse$Lookup)
2471             parser = &[database_ records]->Lookup(file_);
2472         _end
2473
2474         CYString bugs;
2475         CYString website;
2476
2477         _profile(Package$parse$Find)
2478             struct {
2479                 const char *name_;
2480                 CYString *value_;
2481             } names[] = {
2482                 {"architecture", &parsed->architecture_},
2483                 {"icon", &parsed->icon_},
2484                 {"depiction", &parsed->depiction_},
2485                 {"homepage", &parsed->homepage_},
2486                 {"website", &website},
2487                 {"bugs", &bugs},
2488                 {"support", &parsed->support_},
2489                 {"author", &parsed->author_},
2490                 {"md5sum", &parsed->md5sum_},
2491             };
2492
2493             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
2494                 const char *start, *end;
2495
2496                 if (parser->Find(names[i].name_, start, end)) {
2497                     CYString &value(*names[i].value_);
2498                     _profile(Package$parse$Value)
2499                         value.set(pool_, start, end - start);
2500                     _end
2501                 }
2502             }
2503         _end
2504
2505         _profile(Package$parse$Tagline)
2506             const char *start, *end;
2507             if (parser->ShortDesc(start, end)) {
2508                 const char *stop(reinterpret_cast<const char *>(memchr(start, '\n', end - start)));
2509                 if (stop == NULL)
2510                     stop = end;
2511                 while (stop != start && stop[-1] == '\r')
2512                     --stop;
2513                 parsed->tagline_.set(pool_, start, stop - start);
2514             }
2515         _end
2516
2517         _profile(Package$parse$Retain)
2518             if (parsed->homepage_.empty())
2519                 parsed->homepage_ = website;
2520             if (parsed->homepage_ == parsed->depiction_)
2521                 parsed->homepage_.clear();
2522             if (parsed->support_.empty())
2523                 parsed->support_ = bugs;
2524         _end
2525     _end
2526 } }
2527
2528 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(CYPool *)pool database:(Database *)database {
2529     if ((self = [super init]) != nil) {
2530     _profile(Package$initWithVersion)
2531         if (pool == NULL)
2532             pool_ = new CYPool();
2533         else {
2534             pool_ = pool;
2535             pooled_ = true;
2536         }
2537
2538         database_ = database;
2539         era_ = [database era];
2540
2541         version_ = version;
2542
2543         pkgCache::PkgIterator iterator(version.ParentPkg());
2544         iterator_ = iterator;
2545
2546         _profile(Package$initWithVersion$Version)
2547             file_ = version_.FileList();
2548         _end
2549
2550         _profile(Package$initWithVersion$Cache)
2551             name_.set(NULL, iterator.Display());
2552
2553             latest_.set(NULL, StripVersion_(version_.VerStr()));
2554
2555             pkgCache::VerIterator current(iterator.CurrentVer());
2556             if (!current.end())
2557                 installed_.set(NULL, StripVersion_(current.VerStr()));
2558         _end
2559
2560         _profile(Package$initWithVersion$Transliterate) do {
2561             if (CollationTransl_ == NULL)
2562                 break;
2563             if (name_.empty())
2564                 break;
2565
2566             _profile(Package$initWithVersion$Transliterate$utf8)
2567             const uint8_t *data(reinterpret_cast<const uint8_t *>(name_.data()));
2568             for (size_t i(0), e(name_.size()); i != e; ++i)
2569                 if (data[i] >= 0x80)
2570                     goto extended;
2571             break; extended:;
2572             _end
2573
2574             UErrorCode code(U_ZERO_ERROR);
2575             int32_t length;
2576
2577             _profile(Package$initWithVersion$Transliterate$u_strFromUTF8WithSub)
2578             CollationString_.resize(name_.size());
2579             u_strFromUTF8WithSub(&CollationString_[0], CollationString_.size(), &length, name_.data(), name_.size(), 0xfffd, NULL, &code);
2580             if (!U_SUCCESS(code))
2581                 break;
2582             CollationString_.resize(length);
2583             _end
2584
2585             _profile(Package$initWithVersion$Transliterate$utrans_trans)
2586             length = CollationString_.size();
2587             utrans_trans(CollationTransl_, reinterpret_cast<UReplaceable *>(&CollationString_), &CollationUCalls_, 0, &length, &code);
2588             if (!U_SUCCESS(code))
2589                 break;
2590             _assert(CollationString_.size() == length);
2591             _end
2592
2593             _profile(Package$initWithVersion$Transliterate$u_strToUTF8WithSub$preflight)
2594             u_strToUTF8WithSub(NULL, 0, &length, CollationString_.data(), CollationString_.size(), 0xfffd, NULL, &code);
2595             if (code == U_BUFFER_OVERFLOW_ERROR)
2596                 code = U_ZERO_ERROR;
2597             else if (!U_SUCCESS(code))
2598                 break;
2599             _end
2600
2601             char *transform;
2602             _profile(Package$initWithVersion$Transliterate$apr_palloc)
2603             transform = pool_->malloc<char>(length);
2604             _end
2605             _profile(Package$initWithVersion$Transliterate$u_strToUTF8WithSub$transform)
2606             u_strToUTF8WithSub(transform, length, NULL, CollationString_.data(), CollationString_.size(), 0xfffd, NULL, &code);
2607             if (!U_SUCCESS(code))
2608                 break;
2609             _end
2610
2611             transform_.set(NULL, transform, length);
2612         } while (false); _end
2613
2614         _profile(Package$initWithVersion$Tags)
2615             pkgCache::TagIterator tag(iterator.TagList());
2616             if (!tag.end()) {
2617                 tags_ = [NSMutableArray arrayWithCapacity:8];
2618
2619                 goto tag; for (; !tag.end(); ++tag) tag: {
2620                     const char *name(tag.Name());
2621                     NSString *string((NSString *) CYStringCreate(name));
2622                     if (string == nil)
2623                         continue;
2624
2625                     [tags_ addObject:[string autorelease]];
2626
2627                     if (role_ == 0 && strncmp(name, "role::", 6) == 0 /*&& strcmp(name, "role::leaper") != 0*/) {
2628                         if (strcmp(name + 6, "enduser") == 0)
2629                             role_ = 1;
2630                         else if (strcmp(name + 6, "hacker") == 0)
2631                             role_ = 2;
2632                         else if (strcmp(name + 6, "developer") == 0)
2633                             role_ = 3;
2634                         else if (strcmp(name + 6, "cydia") == 0)
2635                             role_ = 7;
2636                         else
2637                             role_ = 4;
2638                     }
2639
2640                     if (strncmp(name, "cydia::", 7) == 0) {
2641                         if (strcmp(name + 7, "essential") == 0)
2642                             essential_ = true;
2643                         else if (strcmp(name + 7, "obsolete") == 0)
2644                             obsolete_ = true;
2645                     }
2646                 }
2647             }
2648         _end
2649
2650         _profile(Package$initWithVersion$Metadata)
2651             const char *mixed(iterator.Name());
2652             size_t size(strlen(mixed));
2653             static const size_t prefix(sizeof("/var/lib/dpkg/info/") - 1);
2654             char lower[prefix + size + 5 + 1];
2655
2656             for (size_t i(0); i != size; ++i)
2657                 lower[prefix + i] = mixed[i] | 0x20;
2658
2659             if (!installed_.empty()) {
2660                 memcpy(lower, "/var/lib/dpkg/info/", prefix);
2661                 memcpy(lower + prefix + size, ".list", 6);
2662                 struct stat info;
2663                 if (stat(lower, &info) != -1)
2664                     upgraded_ = info.st_birthtime;
2665             }
2666
2667             PackageValue *metadata(PackageFind(lower + prefix, size));
2668             metadata_ = metadata;
2669
2670             id_.set(NULL, metadata->name_, size);
2671
2672             const char *latest(version_.VerStr());
2673             size_t length(strlen(latest));
2674
2675             uint16_t vhash(hashlittle(latest, length));
2676
2677             size_t capped(std::min<size_t>(8, length));
2678             latest = latest + length - capped;
2679
2680             if (metadata->first_ == 0)
2681                 metadata->first_ = now_;
2682
2683             if (metadata->vhash_ != vhash || strncmp(metadata->version_, latest, sizeof(metadata->version_)) != 0) {
2684                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
2685                 metadata->vhash_ = vhash;
2686                 metadata->last_ = now_;
2687             } else if (metadata->last_ == 0)
2688                 metadata->last_ = metadata->first_;
2689         _end
2690
2691         _profile(Package$initWithVersion$Section)
2692             section_ = version_.Section();
2693         _end
2694
2695         _profile(Package$initWithVersion$Flags)
2696             essential_ |= ((iterator->Flags & pkgCache::Flag::Essential) == 0 ? NO : YES);
2697             ignored_ = iterator->SelectedState == pkgCache::State::Hold;
2698         _end
2699     _end } return self;
2700 }
2701
2702 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(CYPool *)pool database:(Database *)database {
2703     pkgCache::VerIterator version;
2704
2705     _profile(Package$packageWithIterator$GetCandidateVer)
2706         version = [database policy]->GetCandidateVer(iterator);
2707     _end
2708
2709     if (version.end())
2710         return nil;
2711
2712     Package *package;
2713
2714     _profile(Package$packageWithIterator$Allocate)
2715         package = [Package allocWithZone:zone];
2716     _end
2717
2718     _profile(Package$packageWithIterator$Initialize)
2719         package = [package
2720             initWithVersion:version
2721             withZone:zone
2722             inPool:pool
2723             database:database
2724         ];
2725     _end
2726
2727     _profile(Package$packageWithIterator$Autorelease)
2728         package = [package autorelease];
2729     _end
2730
2731     return package;
2732 }
2733
2734 - (pkgCache::PkgIterator) iterator {
2735     return iterator_;
2736 }
2737
2738 - (NSArray *) downgrades {
2739     NSMutableArray *versions([NSMutableArray arrayWithCapacity:4]);
2740
2741     for (auto version(iterator_.VersionList()); !version.end(); ++version) {
2742         if (version == version_)
2743             continue;
2744         Package *package([[[Package allocWithZone:NULL] initWithVersion:version withZone:NULL inPool:NULL database:database_] autorelease]);
2745         if ([package source] == nil)
2746             continue;
2747         [versions addObject:package];
2748     }
2749
2750     return versions;
2751 }
2752
2753 - (NSString *) section {
2754     if (section$_ == nil) {
2755         if (section_ == NULL)
2756             return nil;
2757
2758         _profile(Package$section$mappedSectionForPointer)
2759             section$_ = [database_ mappedSectionForPointer:section_];
2760         _end
2761     } return section$_;
2762 }
2763
2764 - (NSString *) simpleSection {
2765     if (NSString *section = [self section])
2766         return Simplify(section);
2767     else
2768         return nil;
2769 }
2770
2771 - (NSString *) longSection {
2772     return LocalizeSection([self section]);
2773 }
2774
2775 - (NSString *) shortSection {
2776     return [[NSBundle mainBundle] localizedStringForKey:[self simpleSection] value:nil table:@"Sections"];
2777 }
2778
2779 - (NSString *) uri {
2780     return nil;
2781 #if 0
2782     pkgIndexFile *index;
2783     pkgCache::PkgFileIterator file(file_.File());
2784     if (![database_ list].FindIndex(file, index))
2785         return nil;
2786     return [NSString stringWithUTF8String:iterator_->Path];
2787     //return [NSString stringWithUTF8String:file.Site()];
2788     //return [NSString stringWithUTF8String:index->ArchiveURI(file.FileName()).c_str()];
2789 #endif
2790 }
2791
2792 - (MIMEAddress *) maintainer {
2793 @synchronized (database_) {
2794     if ([database_ era] != era_ || file_.end())
2795         return nil;
2796
2797     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2798     const std::string &maintainer(parser->Maintainer());
2799     return maintainer.empty() ? nil : [MIMEAddress addressWithString:[NSString stringWithUTF8String:maintainer.c_str()]];
2800 } }
2801
2802 - (NSString *) md5sum {
2803     return parsed_ == NULL ? nil : (id) parsed_->md5sum_;
2804 }
2805
2806 - (size_t) size {
2807 @synchronized (database_) {
2808     if ([database_ era] != era_ || version_.end())
2809         return 0;
2810
2811     return version_->InstalledSize;
2812 } }
2813
2814 - (NSString *) longDescription {
2815 @synchronized (database_) {
2816     if ([database_ era] != era_ || file_.end())
2817         return nil;
2818
2819     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2820     NSString *description([NSString stringWithUTF8String:parser->LongDesc().c_str()]);
2821
2822     NSArray *lines = [description componentsSeparatedByString:@"\n"];
2823     NSMutableArray *trimmed = [NSMutableArray arrayWithCapacity:([lines count] - 1)];
2824     if ([lines count] < 2)
2825         return nil;
2826
2827     NSCharacterSet *whitespace = [NSCharacterSet whitespaceCharacterSet];
2828     for (size_t i(1), e([lines count]); i != e; ++i) {
2829         NSString *trim = [[lines objectAtIndex:i] stringByTrimmingCharactersInSet:whitespace];
2830         [trimmed addObject:trim];
2831     }
2832
2833     return [trimmed componentsJoinedByString:@"\n"];
2834 } }
2835
2836 - (NSString *) shortDescription {
2837     if (parsed_ != NULL)
2838         return static_cast<NSString *>(parsed_->tagline_);
2839
2840 @synchronized (database_) {
2841     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2842
2843     const char *start, *end;
2844     if (!parser.ShortDesc(start, end))
2845         return nil;
2846
2847     if (end - start > 200)
2848         end = start + 200;
2849
2850     /*
2851     if (const char *stop = reinterpret_cast<const char *>(memchr(start, '\n', end - start)))
2852         end = stop;
2853
2854     while (end != start && end[-1] == '\r')
2855         --end;
2856     */
2857
2858     return [(id) CYStringCreate(start, end - start) autorelease];
2859 } }
2860
2861 - (unichar) index {
2862     _profile(Package$index)
2863         CFStringRef name((CFStringRef) [self name]);
2864         if (CFStringGetLength(name) == 0)
2865             return '#';
2866         UniChar character(CFStringGetCharacterAtIndex(name, 0));
2867         if (!CFUniCharIsMemberOf(character, kCFUniCharLetterCharacterSet))
2868             return '#';
2869         return toupper(character);
2870     _end
2871 }
2872
2873 - (PackageValue *) metadata {
2874     return metadata_;
2875 }
2876
2877 - (time_t) seen {
2878     PackageValue *metadata([self metadata]);
2879     return metadata->subscribed_ ? metadata->last_ : metadata->first_;
2880 }
2881
2882 - (bool) subscribed {
2883     return [self metadata]->subscribed_;
2884 }
2885
2886 - (bool) setSubscribed:(bool)subscribed {
2887     PackageValue *metadata([self metadata]);
2888     if (metadata->subscribed_ == subscribed)
2889         return false;
2890     metadata->subscribed_ = subscribed;
2891     return true;
2892 }
2893
2894 - (BOOL) ignored {
2895     return ignored_;
2896 }
2897
2898 - (NSString *) latest {
2899     return latest_;
2900 }
2901
2902 - (NSString *) installed {
2903     return installed_;
2904 }
2905
2906 - (BOOL) uninstalled {
2907     return installed_.empty();
2908 }
2909
2910 - (BOOL) upgradableAndEssential:(BOOL)essential {
2911     _profile(Package$upgradableAndEssential)
2912         pkgCache::VerIterator current(iterator_.CurrentVer());
2913         if (current.end())
2914             return essential && essential_;
2915         else
2916             return version_ != current;
2917     _end
2918 }
2919
2920 - (BOOL) essential {
2921     return essential_;
2922 }
2923
2924 - (BOOL) broken {
2925     return [database_ cache][iterator_].InstBroken();
2926 }
2927
2928 - (BOOL) unfiltered {
2929     _profile(Package$unfiltered$obsolete)
2930         if (_unlikely(obsolete_))
2931             return false;
2932     _end
2933
2934     _profile(Package$unfiltered$role)
2935         if (_unlikely(role_ > 3))
2936             return false;
2937     _end
2938
2939     return true;
2940 }
2941
2942 - (BOOL) visible {
2943     if (![self unfiltered])
2944         return false;
2945
2946     NSString *section;
2947
2948     _profile(Package$visible$section)
2949         section = [self section];
2950     _end
2951
2952     _profile(Package$visible$isSectionVisible)
2953         if (!isSectionVisible(section))
2954             return false;
2955     _end
2956
2957     return true;
2958 }
2959
2960 - (BOOL) half {
2961     unsigned char current(iterator_->CurrentState);
2962     return current == pkgCache::State::HalfConfigured || current == pkgCache::State::HalfInstalled;
2963 }
2964
2965 - (BOOL) halfConfigured {
2966     return iterator_->CurrentState == pkgCache::State::HalfConfigured;
2967 }
2968
2969 - (BOOL) halfInstalled {
2970     return iterator_->CurrentState == pkgCache::State::HalfInstalled;
2971 }
2972
2973 - (BOOL) hasMode {
2974 @synchronized (database_) {
2975     if ([database_ era] != era_ || iterator_.end())
2976         return NO;
2977
2978     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2979     return state.Mode != pkgDepCache::ModeKeep;
2980 } }
2981
2982 - (NSString *) mode {
2983 @synchronized (database_) {
2984     if ([database_ era] != era_ || iterator_.end())
2985         return nil;
2986
2987     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2988
2989     switch (state.Mode) {
2990         case pkgDepCache::ModeDelete:
2991             if ((state.iFlags & pkgDepCache::Purge) != 0)
2992                 return @"PURGE";
2993             else
2994                 return @"REMOVE";
2995         case pkgDepCache::ModeKeep:
2996             if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2997                 return @"REINSTALL";
2998             /*else if ((state.iFlags & pkgDepCache::AutoKept) != 0)
2999                 return nil;*/
3000             else
3001                 return nil;
3002         case pkgDepCache::ModeInstall:
3003             /*if ((state.iFlags & pkgDepCache::ReInstall) != 0)
3004                 return @"REINSTALL";
3005             else*/ switch (state.Status) {
3006                 case -1:
3007                     return @"DOWNGRADE";
3008                 case 0:
3009                     return @"INSTALL";
3010                 case 1:
3011                     return @"UPGRADE";
3012                 case 2:
3013                     return @"NEW_INSTALL";
3014                 _nodefault
3015             }
3016         _nodefault
3017     }
3018 } }
3019
3020 - (NSString *) id {
3021     return id_;
3022 }
3023
3024 - (NSString *) name {
3025     return name_.empty() ? id_ : name_;
3026 }
3027
3028 - (UIImage *) icon {
3029     NSString *section = [self simpleSection];
3030
3031     UIImage *icon(nil);
3032     if (parsed_ != NULL)
3033         if (NSString *href = parsed_->icon_)
3034             if ([href hasPrefix:@"file:///"])
3035                 icon = [UIImage imageAtPath:[[href substringFromIndex:7] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
3036     if (icon == nil) if (section != nil)
3037         icon = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, [section stringByReplacingOccurrencesOfString:@" " withString:@"_"]]];
3038     if (icon == nil) if (Source *source = [self source]) if (NSString *dicon = [source defaultIcon])
3039         if ([dicon hasPrefix:@"file:///"])
3040             icon = [UIImage imageAtPath:[[dicon substringFromIndex:7] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
3041     if (icon == nil)
3042         icon = [UIImage imageNamed:@"unknown.png"];
3043     return icon;
3044 }
3045
3046 - (NSString *) homepage {
3047     return parsed_ == NULL ? nil : static_cast<NSString *>(parsed_->homepage_);
3048 }
3049
3050 - (NSString *) depiction {
3051     return parsed_ != NULL && !parsed_->depiction_.empty() ? parsed_->depiction_ : [[self source] depictionForPackage:id_];
3052 }
3053
3054 - (MIMEAddress *) author {
3055     return parsed_ == NULL || parsed_->author_.empty() ? nil : [MIMEAddress addressWithString:parsed_->author_];
3056 }
3057
3058 - (NSString *) support {
3059     return parsed_ != NULL && !parsed_->support_.empty() ? parsed_->support_ : [[self source] supportForPackage:id_];
3060 }
3061
3062 - (NSArray *) files {
3063     NSString *path = [NSString stringWithFormat:@"/var/lib/dpkg/info/%@.list", static_cast<NSString *>(id_)];
3064     NSMutableArray *files = [NSMutableArray arrayWithCapacity:128];
3065
3066     std::ifstream fin;
3067     fin.open([path UTF8String]);
3068     if (!fin.is_open())
3069         return nil;
3070
3071     std::string line;
3072     while (std::getline(fin, line))
3073         [files addObject:[NSString stringWithUTF8String:line.c_str()]];
3074
3075     return files;
3076 }
3077
3078 - (NSString *) state {
3079 @synchronized (database_) {
3080     if ([database_ era] != era_ || file_.end())
3081         return nil;
3082
3083     switch (iterator_->CurrentState) {
3084         case pkgCache::State::NotInstalled:
3085             return @"NotInstalled";
3086         case pkgCache::State::UnPacked:
3087             return @"UnPacked";
3088         case pkgCache::State::HalfConfigured:
3089             return @"HalfConfigured";
3090         case pkgCache::State::HalfInstalled:
3091             return @"HalfInstalled";
3092         case pkgCache::State::ConfigFiles:
3093             return @"ConfigFiles";
3094         case pkgCache::State::Installed:
3095             return @"Installed";
3096         case pkgCache::State::TriggersAwaited:
3097             return @"TriggersAwaited";
3098         case pkgCache::State::TriggersPending:
3099             return @"TriggersPending";
3100     }
3101
3102     return (NSString *) [NSNull null];
3103 } }
3104
3105 - (NSString *) selection {
3106 @synchronized (database_) {
3107     if ([database_ era] != era_ || file_.end())
3108         return nil;
3109
3110     switch (iterator_->SelectedState) {
3111         case pkgCache::State::Unknown:
3112             return @"Unknown";
3113         case pkgCache::State::Install:
3114             return @"Install";
3115         case pkgCache::State::Hold:
3116             return @"Hold";
3117         case pkgCache::State::DeInstall:
3118             return @"DeInstall";
3119         case pkgCache::State::Purge:
3120             return @"Purge";
3121     }
3122
3123     return (NSString *) [NSNull null];
3124 } }
3125
3126 - (NSArray *) warnings {
3127 @synchronized (database_) {
3128     if ([database_ era] != era_ || file_.end())
3129         return nil;
3130
3131     NSMutableArray *warnings([NSMutableArray arrayWithCapacity:4]);
3132     const char *name(iterator_.Name());
3133
3134     size_t length(strlen(name));
3135     if (length < 2) invalid:
3136         [warnings addObject:UCLocalize("ILLEGAL_PACKAGE_IDENTIFIER")];
3137     else for (size_t i(0); i != length; ++i)
3138         if (
3139             /* XXX: technically this is not allowed */
3140             (name[i] < 'A' || name[i] > 'Z') &&
3141             (name[i] < 'a' || name[i] > 'z') &&
3142             (name[i] < '0' || name[i] > '9') &&
3143             (i == 0 || name[i] != '+' && name[i] != '-' && name[i] != '.')
3144         ) goto invalid;
3145
3146     if (strcmp(name, "cydia") != 0) {
3147         bool cydia = false;
3148         bool user = false;
3149         bool _private = false;
3150         bool stash = false;
3151         bool dbstash = false;
3152         bool dsstore = false;
3153
3154         bool repository = [[self section] isEqualToString:@"Repositories"];
3155
3156         if (NSArray *files = [self files])
3157             for (NSString *file in files)
3158                 if (!cydia && [file isEqualToString:@"/Applications/Cydia.app"])
3159                     cydia = true;
3160                 else if (!user && [file isEqualToString:@"/User"])
3161                     user = true;
3162                 else if (!_private && [file isEqualToString:@"/private"])
3163                     _private = true;
3164                 else if (!stash && [file isEqualToString:@"/var/stash"])
3165                     stash = true;
3166                 else if (!dbstash && [file isEqualToString:@"/var/db/stash"])
3167                     dbstash = true;
3168                 else if (!dsstore && [file hasSuffix:@"/.DS_Store"])
3169                     dsstore = true;
3170
3171         /* XXX: this is not sensitive enough. only some folders are valid. */
3172         if (cydia && !repository)
3173             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"Cydia.app"]];
3174         if (user)
3175             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/User"]];
3176         if (_private)
3177             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/private"]];
3178         if (stash)
3179             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/var/stash"]];
3180         if (dbstash)
3181             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/var/db/stash"]];
3182         if (dsstore)
3183             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @".DS_Store"]];
3184     }
3185
3186     return [warnings count] == 0 ? nil : warnings;
3187 } }
3188
3189 - (NSArray *) applications {
3190     NSString *me([[NSBundle mainBundle] bundleIdentifier]);
3191
3192     NSMutableArray *applications([NSMutableArray arrayWithCapacity:2]);
3193
3194     static RegEx application_r("/Applications/(.*)\\.app/Info.plist");
3195     if (NSArray *files = [self files])
3196         for (NSString *file in files)
3197             if (application_r(file)) {
3198                 NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:file]);
3199                 if (info == nil)
3200                     continue;
3201                 NSString *id([info objectForKey:@"CFBundleIdentifier"]);
3202                 if (id == nil || [id isEqualToString:me])
3203                     continue;
3204
3205                 NSString *display([info objectForKey:@"CFBundleDisplayName"]);
3206                 if (display == nil)
3207                     display = application_r[1];
3208
3209                 NSString *bundle([file stringByDeletingLastPathComponent]);
3210                 NSString *icon([info objectForKey:@"CFBundleIconFile"]);
3211                 // XXX: maybe this should check if this is really a string, not just for length
3212                 if (icon == nil || ![icon respondsToSelector:@selector(length)] || [icon length] == 0)
3213                     icon = @"icon.png";
3214                 NSURL *url([NSURL fileURLWithPath:[bundle stringByAppendingPathComponent:icon]]);
3215
3216                 NSMutableArray *application([NSMutableArray arrayWithCapacity:2]);
3217                 [applications addObject:application];
3218
3219                 [application addObject:id];
3220                 [application addObject:display];
3221                 [application addObject:url];
3222             }
3223
3224     return [applications count] == 0 ? nil : applications;
3225 }
3226
3227 - (Source *) source {
3228     if (source_ == nil) {
3229         @synchronized (database_) {
3230             if ([database_ era] != era_ || file_.end())
3231                 source_ = (Source *) [NSNull null];
3232             else
3233                 source_ = [database_ getSource:file_.File()] ?: (Source *) [NSNull null];
3234         }
3235     }
3236
3237     return source_ == (Source *) [NSNull null] ? nil : source_;
3238 }
3239
3240 - (time_t) upgraded {
3241     return upgraded_;
3242 }
3243
3244 - (uint32_t) recent {
3245     return std::numeric_limits<uint32_t>::max() - upgraded_;
3246 }
3247
3248 - (uint32_t) rank {
3249     return rank_;
3250 }
3251
3252 - (BOOL) matches:(NSArray *)query {
3253     if (query == nil || [query count] == 0)
3254         return NO;
3255
3256     rank_ = 0;
3257
3258     NSString *string;
3259     NSRange range;
3260     NSUInteger length;
3261
3262     string = [self name];
3263     length = [string length];
3264
3265     if (length != 0)
3266     for (NSString *term in query) {
3267         range = [string rangeOfString:term options:MatchCompareOptions_];
3268         if (range.location != NSNotFound)
3269             rank_ -= 6 * 1000000 / length;
3270     }
3271
3272     if (rank_ == 0) {
3273         string = [self id];
3274         length = [string length];
3275
3276         if (length != 0)
3277         for (NSString *term in query) {
3278             range = [string rangeOfString:term options:MatchCompareOptions_];
3279             if (range.location != NSNotFound)
3280                 rank_ -= 6 * 1000000 / length;
3281         }
3282     }
3283
3284     string = [self shortDescription];
3285     length = [string length];
3286     NSUInteger stop(std::min<NSUInteger>(length, 200));
3287
3288     if (length != 0)
3289     for (NSString *term in query) {
3290         range = [string rangeOfString:term options:MatchCompareOptions_ range:NSMakeRange(0, stop)];
3291         if (range.location != NSNotFound)
3292             rank_ -= 2 * 100000;
3293     }
3294
3295     return rank_ != 0;
3296 }
3297
3298 - (NSArray *) tags {
3299     return tags_;
3300 }
3301
3302 - (BOOL) hasTag:(NSString *)tag {
3303     return tags_ == nil ? NO : [tags_ containsObject:tag];
3304 }
3305
3306 - (NSString *) primaryPurpose {
3307     for (NSString *tag in (NSArray *) tags_)
3308         if ([tag hasPrefix:@"purpose::"])
3309             return [tag substringFromIndex:9];
3310     return nil;
3311 }
3312
3313 - (NSArray *) purposes {
3314     NSMutableArray *purposes([NSMutableArray arrayWithCapacity:2]);
3315     for (NSString *tag in (NSArray *) tags_)
3316         if ([tag hasPrefix:@"purpose::"])
3317             [purposes addObject:[tag substringFromIndex:9]];
3318     return [purposes count] == 0 ? nil : purposes;
3319 }
3320
3321 - (bool) isCommercial {
3322     return [self hasTag:@"cydia::commercial"];
3323 }
3324
3325 - (void) setIndex:(size_t)index {
3326     if (metadata_->index_ != index)
3327         metadata_->index_ = index;
3328 }
3329
3330 - (CYString &) cyname {
3331     return !transform_.empty() ? transform_ : !name_.empty() ? name_ : id_;
3332 }
3333
3334 - (uint32_t) compareBySection:(NSArray *)sections {
3335     NSString *section([self section]);
3336     for (size_t i(0), e([sections count]); i != e; ++i) {
3337         if ([section isEqualToString:[[sections objectAtIndex:i] name]])
3338             return i;
3339     }
3340
3341     return _not(uint32_t);
3342 }
3343
3344 - (void) clear {
3345 @synchronized (database_) {
3346     if ([database_ era] != era_ || file_.end())
3347         return;
3348
3349     pkgProblemResolver *resolver = [database_ resolver];
3350     resolver->Clear(iterator_);
3351
3352     pkgCacheFile &cache([database_ cache]);
3353     cache->SetReInstall(iterator_, false);
3354     cache->MarkKeep(iterator_, false);
3355 } }
3356
3357 - (void) install {
3358 @synchronized (database_) {
3359     if ([database_ era] != era_ || file_.end())
3360         return;
3361
3362     pkgProblemResolver *resolver = [database_ resolver];
3363     resolver->Clear(iterator_);
3364     resolver->Protect(iterator_);
3365
3366     pkgCacheFile &cache([database_ cache]);
3367     cache->SetCandidateVersion(version_);
3368     cache->SetReInstall(iterator_, false);
3369     cache->MarkInstall(iterator_, false);
3370
3371     pkgDepCache::StateCache &state((*cache)[iterator_]);
3372     if (!state.Install())
3373         cache->SetReInstall(iterator_, true);
3374 } }
3375
3376 - (void) remove {
3377 @synchronized (database_) {
3378     if ([database_ era] != era_ || file_.end())
3379         return;
3380
3381     pkgProblemResolver *resolver = [database_ resolver];
3382     resolver->Clear(iterator_);
3383     resolver->Remove(iterator_);
3384     resolver->Protect(iterator_);
3385
3386     pkgCacheFile &cache([database_ cache]);
3387     cache->SetReInstall(iterator_, false);
3388     cache->MarkDelete(iterator_, true);
3389 } }
3390
3391 @end
3392 /* }}} */
3393 /* Section Class {{{ */
3394 @interface Section : NSObject {
3395     _H<NSString> name_;
3396     size_t row_;
3397     size_t count_;
3398     _H<NSString> localized_;
3399 }
3400
3401 - (NSComparisonResult) compareByLocalized:(Section *)section;
3402 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized;
3403 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize;
3404 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize;
3405
3406 - (NSString *) name;
3407 - (void) setName:(NSString *)name;
3408
3409 - (size_t) row;
3410 - (size_t) count;
3411
3412 - (void) addToRow;
3413 - (void) addToCount;
3414
3415 - (void) setCount:(size_t)count;
3416 - (NSString *) localized;
3417
3418 @end
3419
3420 @implementation Section
3421
3422 - (NSComparisonResult) compareByLocalized:(Section *)section {
3423     NSString *lhs(localized_);
3424     NSString *rhs([section localized]);
3425
3426     /*if ([lhs length] != 0 && [rhs length] != 0) {
3427         unichar lhc = [lhs characterAtIndex:0];
3428         unichar rhc = [rhs characterAtIndex:0];
3429
3430         if (isalpha(lhc) && !isalpha(rhc))
3431             return NSOrderedAscending;
3432         else if (!isalpha(lhc) && isalpha(rhc))
3433             return NSOrderedDescending;
3434     }*/
3435
3436     return [lhs compare:rhs options:LaxCompareOptions_];
3437 }
3438
3439 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized {
3440     if ((self = [self initWithName:name localize:NO]) != nil) {
3441         if (localized != nil)
3442             localized_ = localized;
3443     } return self;
3444 }
3445
3446 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize {
3447     return [self initWithName:name row:0 localize:localize];
3448 }
3449
3450 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize {
3451     if ((self = [super init]) != nil) {
3452         name_ = name;
3453         row_ = row;
3454         if (localize)
3455             localized_ = LocalizeSection(name_);
3456     } return self;
3457 }
3458
3459 - (NSString *) name {
3460     return name_;
3461 }
3462
3463 - (void) setName:(NSString *)name {
3464     name_ = name;
3465 }
3466
3467 - (size_t) row {
3468     return row_;
3469 }
3470
3471 - (size_t) count {
3472     return count_;
3473 }
3474
3475 - (void) addToRow {
3476     ++row_;
3477 }
3478
3479 - (void) addToCount {
3480     ++count_;
3481 }
3482
3483 - (void) setCount:(size_t)count {
3484     count_ = count;
3485 }
3486
3487 - (NSString *) localized {
3488     return localized_;
3489 }
3490
3491 @end
3492 /* }}} */
3493
3494 class CydiaLogCleaner :
3495     public pkgArchiveCleaner
3496 {
3497   protected:
3498     virtual void Erase(const char *File, std::string Pkg, std::string Ver, struct stat &St) {
3499         unlink(File);
3500     }
3501 };
3502
3503 /* Database Implementation {{{ */
3504 @implementation Database
3505
3506 + (Database *) sharedInstance {
3507     static _H<Database> instance;
3508     if (instance == nil)
3509         instance = [[[Database alloc] init] autorelease];
3510     return instance;
3511 }
3512
3513 - (unsigned) era {
3514     return era_;
3515 }
3516
3517 - (void) releasePackages {
3518     CFArrayApplyFunction(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFArrayApplierFunction>(&CFRelease), NULL);
3519     CFArrayRemoveAllValues(packages_);
3520 }
3521
3522 - (void) dealloc {
3523     // XXX: actually implement this thing
3524     _assert(false);
3525     [self releasePackages];
3526     NSRecycleZone(zone_);
3527     [super dealloc];
3528 }
3529
3530 - (void) _readCydia:(NSNumber *)fd {
3531     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3532     std::istream is(&ib);
3533     std::string line;
3534
3535     static RegEx finish_r("finish:([^:]*)");
3536
3537     while (std::getline(is, line)) {
3538         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3539
3540         const char *data(line.c_str());
3541         size_t size = line.size();
3542         lprintf("C:%s\n", data);
3543
3544         if (finish_r(data, size)) {
3545             NSString *finish = finish_r[1];
3546             int index = [Finishes_ indexOfObject:finish];
3547             if (index != INT_MAX && index > Finish_)
3548                 Finish_ = index;
3549         }
3550
3551         [pool release];
3552     }
3553
3554     _assume(false);
3555 }
3556
3557 - (void) _readStatus:(NSNumber *)fd {
3558     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3559     std::istream is(&ib);
3560     std::string line;
3561
3562     static RegEx conffile_r("status: [^ ]* : conffile-prompt : (.*?) *");
3563     static RegEx pmstatus_r("([^:]*):([^:]*):([^:]*):(.*)");
3564
3565     while (std::getline(is, line)) {
3566         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3567
3568         const char *data(line.c_str());
3569         size_t size(line.size());
3570         lprintf("S:%s\n", data);
3571
3572         if (conffile_r(data, size)) {
3573             // status: /fail : conffile-prompt : '/fail' '/fail.dpkg-new' 1 1
3574             [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:conffile_r[1] waitUntilDone:YES];
3575         } else if (strncmp(data, "status: ", 8) == 0) {
3576             // status: <package>: {unpacked,half-configured,installed}
3577             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 8)] ofType:kCydiaProgressEventTypeStatus]);
3578             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3579         } else if (strncmp(data, "processing: ", 12) == 0) {
3580             // processing: configure: config-test
3581             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 12)] ofType:kCydiaProgressEventTypeStatus]);
3582             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3583         } else if (pmstatus_r(data, size)) {
3584             std::string type([pmstatus_r[1] UTF8String]);
3585
3586             NSString *package = pmstatus_r[2];
3587             if ([package isEqualToString:@"dpkg-exec"])
3588                 package = nil;
3589
3590             float percent([pmstatus_r[3] floatValue]);
3591             [progress_ performSelectorOnMainThread:@selector(setProgressPercent:) withObject:[NSNumber numberWithFloat:(percent / 100)] waitUntilDone:YES];
3592
3593             NSString *string = pmstatus_r[4];
3594
3595             if (type == "pmerror") {
3596                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeError forPackage:package]);
3597                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3598             } else if (type == "pmstatus") {
3599                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeStatus forPackage:package]);
3600                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3601             } else if (type == "pmconffile")
3602                 [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:string waitUntilDone:YES];
3603             else
3604                 lprintf("E:unknown pmstatus\n");
3605         } else
3606             lprintf("E:unknown status\n");
3607
3608         [pool release];
3609     }
3610
3611     _assume(false);
3612 }
3613
3614 - (void) _readOutput:(NSNumber *)fd {
3615     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3616     std::istream is(&ib);
3617     std::string line;
3618
3619     while (std::getline(is, line)) {
3620         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3621
3622         lprintf("O:%s\n", line.c_str());
3623
3624         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:line.c_str()] ofType:kCydiaProgressEventTypeInformation]);
3625         [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3626
3627         [pool release];
3628     }
3629
3630     _assume(false);
3631 }
3632
3633 - (FILE *) input {
3634     return input_;
3635 }
3636
3637 - (Package *) packageWithName:(NSString *)name {
3638     if (name == nil)
3639         return nil;
3640 @synchronized (self) {
3641     if (static_cast<pkgDepCache *>(cache_) == NULL)
3642         return nil;
3643     pkgCache::PkgIterator iterator(cache_->FindPkg([name UTF8String]));
3644     return iterator.end() ? nil : [Package packageWithIterator:iterator withZone:NULL inPool:NULL database:self];
3645 } }
3646
3647 - (id) init {
3648     if ((self = [super init]) != nil) {
3649         policy_ = NULL;
3650         records_ = NULL;
3651         resolver_ = NULL;
3652         fetcher_ = NULL;
3653         lock_ = NULL;
3654
3655         zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3656
3657         size_t capacity(MetaFile_->active_);
3658         if (capacity == 0)
3659             capacity = 16384;
3660         else
3661             capacity += 1024;
3662
3663         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, capacity, NULL);
3664         sourceList_ = [NSMutableArray arrayWithCapacity:16];
3665
3666         int fds[2];
3667
3668         _assert(pipe(fds) != -1);
3669         cydiafd_ = fds[1];
3670
3671         _config->Set("APT::Keep-Fds::", cydiafd_);
3672         setenv("CYDIA", [[[[NSNumber numberWithInt:cydiafd_] stringValue] stringByAppendingString:@" 1"] UTF8String], _not(int));
3673
3674         [NSThread
3675             detachNewThreadSelector:@selector(_readCydia:)
3676             toTarget:self
3677             withObject:[NSNumber numberWithInt:fds[0]]
3678         ];
3679
3680         _assert(pipe(fds) != -1);
3681         statusfd_ = fds[1];
3682
3683         [NSThread
3684             detachNewThreadSelector:@selector(_readStatus:)
3685             toTarget:self
3686             withObject:[NSNumber numberWithInt:fds[0]]
3687         ];
3688
3689         _assert(pipe(fds) != -1);
3690         _assert(dup2(fds[0], 0) != -1);
3691         _assert(close(fds[0]) != -1);
3692
3693         input_ = fdopen(fds[1], "a");
3694
3695         _assert(pipe(fds) != -1);
3696         _assert(dup2(fds[1], 1) != -1);
3697         _assert(close(fds[1]) != -1);
3698
3699         [NSThread
3700             detachNewThreadSelector:@selector(_readOutput:)
3701             toTarget:self
3702             withObject:[NSNumber numberWithInt:fds[0]]
3703         ];
3704     } return self;
3705 }
3706
3707 - (pkgCacheFile &) cache {
3708     return cache_;
3709 }
3710
3711 - (pkgDepCache::Policy *) policy {
3712     return policy_;
3713 }
3714
3715 - (pkgRecords *) records {
3716     return records_;
3717 }
3718
3719 - (pkgProblemResolver *) resolver {
3720     return resolver_;
3721 }
3722
3723 - (pkgAcquire &) fetcher {
3724     return *fetcher_;
3725 }
3726
3727 - (pkgSourceList &) list {
3728     return *list_;
3729 }
3730
3731 - (NSArray *) packages {
3732     return (NSArray *) packages_;
3733 }
3734
3735 - (NSArray *) sources {
3736     return sourceList_;
3737 }
3738
3739 - (Source *) sourceWithKey:(NSString *)key {
3740     for (Source *source in [self sources]) {
3741         if ([[source key] isEqualToString:key])
3742             return source;
3743     } return nil;
3744 }
3745
3746 - (bool) popErrorWithTitle:(NSString *)title {
3747     bool fatal(false);
3748
3749     while (!_error->empty()) {
3750         std::string error;
3751         bool warning(!_error->PopMessage(error));
3752         if (!warning)
3753             fatal = true;
3754
3755         for (;;) {
3756             size_t size(error.size());
3757             if (size == 0 || error[size - 1] != '\n')
3758                 break;
3759             error.resize(size - 1);
3760         }
3761
3762         lprintf("%c:[%s]\n", warning ? 'W' : 'E', error.c_str());
3763
3764         static RegEx no_pubkey("GPG error:.* NO_PUBKEY .*");
3765         if (warning && no_pubkey(error.c_str()))
3766             continue;
3767
3768         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3769     }
3770
3771     return fatal;
3772 }
3773
3774 - (bool) popErrorWithTitle:(NSString *)title forOperation:(bool)success {
3775     return [self popErrorWithTitle:title] || !success;
3776 }
3777
3778 - (bool) popErrorWithTitle:(NSString *)title forReadList:(pkgSourceList &)list {
3779     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3780         return true;
3781     return false;
3782
3783     list.Reset();
3784
3785     bool error(false);
3786
3787     if (access("/etc/apt/sources.list", F_OK) == 0)
3788         error |= [self popErrorWithTitle:title forOperation:list.ReadAppend("/etc/apt/sources.list")];
3789
3790     std::string base("/etc/apt/sources.list.d");
3791     if (DIR *sources = opendir(base.c_str())) {
3792         while (dirent *source = readdir(sources))
3793             if (source->d_name[0] != '.' && source->d_namlen > 5 && strcmp(source->d_name + source->d_namlen - 5, ".list") == 0 && strcmp(source->d_name, "cydia.list") != 0)
3794                 error |= [self popErrorWithTitle:title forOperation:list.ReadAppend((base + "/" + source->d_name).c_str())];
3795         closedir(sources);
3796     }
3797
3798     error |= [self popErrorWithTitle:title forOperation:list.ReadAppend(SOURCES_LIST)];
3799
3800     return error;
3801 }
3802
3803 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
3804 @synchronized (self) {
3805     ++era_;
3806
3807     [self releasePackages];
3808
3809     sourceMap_.clear();
3810     [sourceList_ removeAllObjects];
3811
3812     _error->Discard();
3813
3814     delete list_;
3815     list_ = NULL;
3816     manager_ = NULL;
3817     delete lock_;
3818     lock_ = NULL;
3819     delete fetcher_;
3820     fetcher_ = NULL;
3821     delete resolver_;
3822     resolver_ = NULL;
3823     delete records_;
3824     records_ = NULL;
3825     delete policy_;
3826     policy_ = NULL;
3827
3828     cache_.Close();
3829
3830     pool_.~CYPool();
3831     new (&pool_) CYPool();
3832
3833     NSRecycleZone(zone_);
3834     zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3835
3836     int chk(creat("/tmp/cydia.chk", 0644));
3837     if (chk != -1)
3838         close(chk);
3839
3840     if (invocation != nil)
3841         [invocation invoke];
3842
3843     NSString *title(UCLocalize("DATABASE"));
3844
3845     list_ = new pkgSourceList();
3846     _profile(reloadDataWithInvocation$ReadMainList)
3847     if ([self popErrorWithTitle:title forReadList:*list_])
3848         return;
3849     _end
3850
3851     _profile(reloadDataWithInvocation$Source$initWithMetaIndex)
3852     for (pkgSourceList::const_iterator source = list_->begin(); source != list_->end(); ++source) {
3853         Source *object([[[Source alloc] initWithMetaIndex:*source forDatabase:self inPool:&pool_] autorelease]);
3854         [sourceList_ addObject:object];
3855     }
3856     _end
3857
3858     _trace();
3859     OpProgress progress;
3860     bool opened;
3861   open:
3862     delock_ = GetStatusDate();
3863     _profile(reloadDataWithInvocation$pkgCacheFile)
3864         opened = cache_.Open(progress, false);
3865     _end
3866     if (!opened) {
3867         // XXX: what if there are errors, but Open() == true? this should be merged with popError:
3868         while (!_error->empty()) {
3869             std::string error;
3870             bool warning(!_error->PopMessage(error));
3871
3872             lprintf("cache_.Open():[%s]\n", error.c_str());
3873
3874             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3875
3876             SEL repair(NULL);
3877             if (false);
3878             else if (error == "dpkg was interrupted, you must manually run 'dpkg --configure -a' to correct the problem. ")
3879                 repair = @selector(configure);
3880             //else if (error == "The package lists or status file could not be parsed or opened.")
3881             //    repair = @selector(update);
3882             // else if (error == "Could not get lock /var/lib/dpkg/lock - open (35 Resource temporarily unavailable)")
3883             // else if (error == "Could not open lock file /var/lib/dpkg/lock - open (13 Permission denied)")
3884             // else if (error == "Malformed Status line")
3885             // else if (error == "The list of sources could not be read.")
3886
3887             if (repair != NULL) {
3888                 _error->Discard();
3889                 [delegate_ repairWithSelector:repair];
3890                 goto open;
3891             }
3892         }
3893
3894         return;
3895     }
3896     _trace();
3897
3898     unlink("/tmp/cydia.chk");
3899
3900     now_ = [[NSDate date] timeIntervalSince1970];
3901
3902     policy_ = new pkgDepCache::Policy();
3903     records_ = new pkgRecords(cache_);
3904     resolver_ = new pkgProblemResolver(cache_);
3905     fetcher_ = new pkgAcquire(&status_);
3906     lock_ = NULL;
3907
3908     if (cache_->DelCount() != 0 || cache_->InstCount() != 0) {
3909         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("COUNTS_NONZERO_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3910         return;
3911     }
3912
3913     _profile(reloadDataWithInvocation$pkgApplyStatus)
3914     if ([self popErrorWithTitle:title forOperation:pkgApplyStatus(cache_)])
3915         return;
3916     _end
3917
3918     if (cache_->BrokenCount() != 0) {
3919         _profile(pkgApplyStatus$pkgFixBroken)
3920         if ([self popErrorWithTitle:title forOperation:pkgFixBroken(cache_)])
3921             return;
3922         _end
3923
3924         if (cache_->BrokenCount() != 0) {
3925             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("STILL_BROKEN_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3926             return;
3927         }
3928
3929         _profile(pkgApplyStatus$pkgMinimizeUpgrade)
3930         if ([self popErrorWithTitle:title forOperation:pkgMinimizeUpgrade(cache_)])
3931             return;
3932         _end
3933     }
3934
3935     for (Source *object in (id) sourceList_) {
3936         metaIndex *source([object metaIndex]);
3937         std::vector<pkgIndexFile *> *indices = source->GetIndexFiles();
3938         for (std::vector<pkgIndexFile *>::const_iterator index = indices->begin(); index != indices->end(); ++index)
3939             // XXX: this could be more intelligent
3940             if (dynamic_cast<debPackagesIndex *>(*index) != NULL) {
3941                 pkgCache::PkgFileIterator cached((*index)->FindInCache(cache_));
3942                 if (!cached.end())
3943                     sourceMap_[cached->ID] = object;
3944             }
3945     }
3946
3947     {
3948         /*std::vector<Package *> packages;
3949         packages.reserve(std::max(10000U, [packages_ count] + 1000));
3950         packages_ = nil;*/
3951
3952         _profile(reloadDataWithInvocation$packageWithIterator)
3953         for (pkgCache::PkgIterator iterator = cache_->PkgBegin(); !iterator.end(); ++iterator)
3954             if (Package *package = [Package packageWithIterator:iterator withZone:zone_ inPool:&pool_ database:self])
3955                 //packages.push_back(package);
3956                 CFArrayAppendValue(packages_, CFRetain(package));
3957         _end
3958
3959
3960         /*if (packages.empty())
3961             packages_ = [[NSArray alloc] init];
3962         else
3963             packages_ = [[NSArray alloc] initWithObjects:&packages.front() count:packages.size()];
3964         _trace();*/
3965
3966         _profile(reloadDataWithInvocation$radix$8)
3967         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(8)];
3968         _end
3969
3970         _profile(reloadDataWithInvocation$radix$4)
3971         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(4)];
3972         _end
3973
3974         _profile(reloadDataWithInvocation$radix$0)
3975         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(0)];
3976         _end
3977
3978         _profile(reloadDataWithInvocation$insertion)
3979         CFArrayInsertionSortValues(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3980         _end
3981
3982         /*_profile(reloadDataWithInvocation$CFQSortArray)
3983         CFQSortArray(&packages.front(), packages.size(), sizeof(packages.front()), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare_), NULL);
3984         _end*/
3985
3986         /*_profile(reloadDataWithInvocation$stdsort)
3987         std::sort(packages.begin(), packages.end(), PackageNameOrdering());
3988         _end*/
3989
3990         /*_profile(reloadDataWithInvocation$CFArraySortValues)
3991         CFArraySortValues((CFMutableArrayRef) packages_, CFRangeMake(0, [packages_ count]), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3992         _end*/
3993
3994         /*_profile(reloadDataWithInvocation$sortUsingFunction)
3995         [packages_ sortUsingFunction:reinterpret_cast<NSComparisonResult (*)(id, id, void *)>(&PackageNameCompare) context:NULL];
3996         _end*/
3997
3998
3999         size_t count(CFArrayGetCount(packages_));
4000         MetaFile_->active_ = count;
4001         for (size_t index(0); index != count; ++index)
4002             [(Package *) CFArrayGetValueAtIndex(packages_, index) setIndex:index];
4003     }
4004 } }
4005
4006 - (void) clear {
4007 @synchronized (self) {
4008     delete resolver_;
4009     resolver_ = new pkgProblemResolver(cache_);
4010
4011     for (pkgCache::PkgIterator iterator(cache_->PkgBegin()); !iterator.end(); ++iterator)
4012         if (!cache_[iterator].Keep())
4013             cache_->MarkKeep(iterator, false);
4014         else if ((cache_[iterator].iFlags & pkgDepCache::ReInstall) != 0)
4015             cache_->SetReInstall(iterator, false);
4016 } }
4017
4018 - (void) configure {
4019     NSString *dpkg = [NSString stringWithFormat:@"/usr/libexec/cydo --configure -a --status-fd %u", statusfd_];
4020     _trace();
4021     system([dpkg UTF8String]);
4022     _trace();
4023 }
4024
4025 - (bool) clean {
4026 @synchronized (self) {
4027     // XXX: I don't remember this condition
4028     if (lock_ != NULL)
4029         return false;
4030
4031     FileFd Lock;
4032     Lock.Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
4033
4034     NSString *title(UCLocalize("CLEAN_ARCHIVES"));
4035
4036     if ([self popErrorWithTitle:title])
4037         return false;
4038
4039     pkgAcquire fetcher;
4040     fetcher.Clean(_config->FindDir("Dir::Cache::Archives"));
4041
4042     CydiaLogCleaner cleaner;
4043     if ([self popErrorWithTitle:title forOperation:cleaner.Go(_config->FindDir("Dir::Cache::Archives") + "partial/", cache_)])
4044         return false;
4045
4046     return true;
4047 } }
4048
4049 - (bool) prepare {
4050     fetcher_->Shutdown();
4051
4052     pkgRecords records(cache_);
4053
4054     lock_ = new FileFd();
4055     lock_->Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
4056
4057     NSString *title(UCLocalize("PREPARE_ARCHIVES"));
4058
4059     if ([self popErrorWithTitle:title])
4060         return false;
4061
4062     pkgSourceList list;
4063     if ([self popErrorWithTitle:title forReadList:list])
4064         return false;
4065
4066     manager_ = (_system->CreatePM(cache_));
4067     if ([self popErrorWithTitle:title forOperation:manager_->GetArchives(fetcher_, &list, &records)])
4068         return false;
4069
4070     return true;
4071 }
4072
4073 - (void) perform {
4074     bool substrate(RestartSubstrate_);
4075     RestartSubstrate_ = false;
4076
4077     NSString *title(UCLocalize("PERFORM_SELECTIONS"));
4078
4079     NSMutableArray *before = [NSMutableArray arrayWithCapacity:16]; {
4080         pkgSourceList list;
4081         if ([self popErrorWithTitle:title forReadList:list])
4082             return;
4083         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
4084             [before addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
4085     }
4086
4087     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
4088
4089     if (fetcher_->Run(PulseInterval_) != pkgAcquire::Continue) {
4090         _trace();
4091         [self popErrorWithTitle:title];
4092         return;
4093     }
4094
4095     bool failed = false;
4096     for (pkgAcquire::ItemIterator item = fetcher_->ItemsBegin(); item != fetcher_->ItemsEnd(); item++) {
4097         if ((*item)->Status == pkgAcquire::Item::StatDone && (*item)->Complete)
4098             continue;
4099         if ((*item)->Status == pkgAcquire::Item::StatIdle)
4100             continue;
4101
4102         std::string uri = (*item)->DescURI();
4103         std::string error = (*item)->ErrorText;
4104
4105         lprintf("pAf:%s:%s\n", uri.c_str(), error.c_str());
4106         failed = true;
4107
4108         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:kCydiaProgressEventTypeError]);
4109         [delegate_ addProgressEventOnMainThread:event forTask:title];
4110     }
4111
4112     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
4113
4114     if (failed) {
4115         _trace();
4116         return;
4117     }
4118
4119     if (substrate)
4120         RestartSubstrate_ = true;
4121
4122     if (![delock_ isEqual:GetStatusDate()]) {
4123         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("DPKG_LOCKED") ofType:kCydiaProgressEventTypeError] forTask:title];
4124         return;
4125     }
4126
4127     delock_ = nil;
4128
4129     pkgPackageManager::OrderResult result(manager_->DoInstall(statusfd_));
4130
4131     NSString *oextended(@"/var/lib/apt/extended_states");
4132     NSString *nextended(Cache("extended_states"));
4133
4134     struct stat info;
4135     if (stat([nextended UTF8String], &info) != -1 && (info.st_mode & S_IFMT) == S_IFREG) {
4136         system([[NSString stringWithFormat:@"/usr/libexec/cydia/cydo /bin/mv -f %@ %@", ShellEscape(nextended), ShellEscape(oextended)] UTF8String]);
4137         system([[NSString stringWithFormat:@"/usr/libexec/cydia/cydo /bin/chown 0:0 %@", ShellEscape(oextended)] UTF8String]);
4138     }
4139
4140     unlink([nextended UTF8String]);
4141     symlink([oextended UTF8String], [nextended UTF8String]);
4142
4143     if ([self popErrorWithTitle:title])
4144         return;
4145
4146     if (result == pkgPackageManager::Failed) {
4147         _trace();
4148         return;
4149     }
4150
4151     if (result != pkgPackageManager::Completed) {
4152         _trace();
4153         return;
4154     }
4155
4156     NSMutableArray *after = [NSMutableArray arrayWithCapacity:16]; {
4157         pkgSourceList list;
4158         if ([self popErrorWithTitle:title forReadList:list])
4159             return;
4160         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
4161             [after addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
4162     }
4163
4164     if (![before isEqualToArray:after])
4165         [self update];
4166 }
4167
4168 - (bool) delocked {
4169     return ![delock_ isEqual:GetStatusDate()];
4170 }
4171
4172 - (bool) upgrade {
4173     NSString *title(UCLocalize("UPGRADE"));
4174     if ([self popErrorWithTitle:title forOperation:pkgDistUpgrade(cache_)])
4175         return false;
4176     return true;
4177 }
4178
4179 - (void) update {
4180     [self updateWithStatus:status_];
4181 }
4182
4183 - (void) updateWithStatus:(CancelStatus &)status {
4184     NSString *title(UCLocalize("REFRESHING_DATA"));
4185
4186     pkgSourceList list;
4187     if ([self popErrorWithTitle:title forReadList:list])
4188         return;
4189
4190     FileFd lock;
4191     lock.Fd(GetLock(_config->FindDir("Dir::State::Lists") + "lock"));
4192     if ([self popErrorWithTitle:title])
4193         return;
4194
4195     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
4196
4197     bool success(ListUpdate(status, list, PulseInterval_));
4198     if (status.WasCancelled())
4199         _error->Discard();
4200     else {
4201         [self popErrorWithTitle:title forOperation:success];
4202
4203         [[NSDictionary dictionaryWithObjectsAndKeys:
4204             [NSDate date], @"LastUpdate",
4205         nil] writeToFile:@ CacheState_ atomically:YES];
4206     }
4207
4208     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
4209 }
4210
4211 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate {
4212     delegate_ = delegate;
4213 }
4214
4215 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate {
4216     progress_ = delegate;
4217     status_.setDelegate(delegate);
4218 }
4219
4220 - (NSObject<ProgressDelegate> *) progressDelegate {
4221     return progress_;
4222 }
4223
4224 - (Source *) getSource:(pkgCache::PkgFileIterator)file {
4225     SourceMap::const_iterator i(sourceMap_.find(file->ID));
4226     return i == sourceMap_.end() ? nil : i->second;
4227 }
4228
4229 - (void) setFetch:(bool)fetch forURI:(const char *)uri {
4230     for (Source *source in (id) sourceList_)
4231         [source setFetch:fetch forURI:uri];
4232 }
4233
4234 - (void) resetFetch {
4235     for (Source *source in (id) sourceList_)
4236         [source resetFetch];
4237 }
4238
4239 - (NSString *) mappedSectionForPointer:(const char *)section {
4240     _H<NSString> *mapped;
4241
4242     _profile(Database$mappedSectionForPointer$Cache)
4243         mapped = &sections_[section];
4244     _end
4245
4246     if (*mapped == NULL) {
4247         size_t length(strlen(section));
4248         char spaced[length + 1];
4249
4250         _profile(Database$mappedSectionForPointer$Replace)
4251             for (size_t index(0); index != length; ++index)
4252                 spaced[index] = section[index] == '_' ? ' ' : section[index];
4253             spaced[length] = '\0';
4254         _end
4255
4256         NSString *string;
4257
4258         _profile(Database$mappedSectionForPointer$stringWithUTF8String)
4259             string = [NSString stringWithUTF8String:spaced];
4260         _end
4261
4262         _profile(Database$mappedSectionForPointer$Map)
4263             string = [SectionMap_ objectForKey:string] ?: string;
4264         _end
4265
4266         *mapped = string;
4267     } return *mapped;
4268 }
4269
4270 @end
4271 /* }}} */
4272
4273 static _H<NSMutableSet> Diversions_;
4274
4275 @interface Diversion : NSObject {
4276     RegEx pattern_;
4277     _H<NSString> key_;
4278     _H<NSString> format_;
4279 }
4280
4281 @end
4282
4283 @implementation Diversion
4284
4285 - (id) initWithFrom:(NSString *)from to:(NSString *)to {
4286     if ((self = [super init]) != nil) {
4287         pattern_ = [from UTF8String];
4288         key_ = from;
4289         format_ = to;
4290     } return self;
4291 }
4292
4293 - (NSString *) divert:(NSString *)url {
4294     return !pattern_(url) ? nil : pattern_->*format_;
4295 }
4296
4297 + (NSURL *) divertURL:(NSURL *)url {
4298   divert:
4299     NSString *href([url absoluteString]);
4300
4301     for (Diversion *diversion in (id) Diversions_)
4302         if (NSString *diverted = [diversion divert:href]) {
4303 #if !ForRelease
4304             NSLog(@"div: %@", diverted);
4305 #endif
4306             url = [NSURL URLWithString:diverted];
4307             goto divert;
4308         }
4309
4310     return url;
4311 }
4312
4313 - (NSString *) key {
4314     return key_;
4315 }
4316
4317 - (NSUInteger) hash {
4318     return [key_ hash];
4319 }
4320
4321 - (BOOL) isEqual:(Diversion *)object {
4322     return self == object || [self class] == [object class] && [key_ isEqual:[object key]];
4323 }
4324
4325 @end
4326
4327 @interface CydiaObject : NSObject {
4328     _H<CyteWebViewController> indirect_;
4329     _transient id delegate_;
4330 }
4331
4332 - (id) initWithDelegate:(IndirectDelegate *)indirect;
4333
4334 @end
4335
4336 @class CydiaObject;
4337
4338 @interface CydiaWebViewController : CyteWebViewController {
4339     _H<CydiaObject> cydia_;
4340 }
4341
4342 + (void) addDiversion:(Diversion *)diversion;
4343 + (NSURLRequest *) requestWithHeaders:(NSURLRequest *)request;
4344 + (void) didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame withCydia:(CydiaObject *)cydia;
4345 - (void) setDelegate:(id)delegate;
4346
4347 @end
4348
4349 /* Web Scripting {{{ */
4350 @implementation CydiaObject
4351
4352 - (id) initWithDelegate:(IndirectDelegate *)indirect {
4353     if ((self = [super init]) != nil) {
4354         indirect_ = (CyteWebViewController *) indirect;
4355     } return self;
4356 }
4357
4358 - (void) setDelegate:(id)delegate {
4359     delegate_ = delegate;
4360 }
4361
4362 + (NSArray *) _attributeKeys {
4363     return [NSArray arrayWithObjects:
4364         @"bbsnum",
4365         @"build",
4366         @"coreFoundationVersionNumber",
4367         @"device",
4368         @"ecid",
4369         @"firmware",
4370         @"hostname",
4371         @"idiom",
4372         @"mcc",
4373         @"mnc",
4374         @"model",
4375         @"operator",
4376         @"role",
4377         @"serial",
4378         @"version",
4379     nil];
4380 }
4381
4382 - (NSArray *) attributeKeys {
4383     return [[self class] _attributeKeys];
4384 }
4385
4386 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
4387     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
4388 }
4389
4390 - (NSString *) version {
4391     return Cydia_;
4392 }
4393
4394 - (NSString *) build {
4395     return System_;
4396 }
4397
4398 - (NSString *) coreFoundationVersionNumber {
4399     return [NSString stringWithFormat:@"%.2f", kCFCoreFoundationVersionNumber];
4400 }
4401
4402 - (NSString *) device {
4403     return UniqueIdentifier();
4404 }
4405
4406 - (NSString *) firmware {
4407     return [[UIDevice currentDevice] systemVersion];
4408 }
4409
4410 - (NSString *) hostname {
4411     return [[UIDevice currentDevice] name];
4412 }
4413
4414 - (NSString *) idiom {
4415     return (id) Idiom_ ?: [NSNull null];
4416 }
4417
4418 - (NSString *) mcc {
4419     if (CFStringRef (*$CTSIMSupportCopyMobileSubscriberCountryCode)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode")))
4420         return [(NSString *) (*$CTSIMSupportCopyMobileSubscriberCountryCode)(kCFAllocatorDefault) autorelease];
4421     return nil;
4422 }
4423
4424 - (NSString *) mnc {
4425     if (CFStringRef (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberNetworkCode")))
4426         return [(NSString *) (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(kCFAllocatorDefault) autorelease];
4427     return nil;
4428 }
4429
4430 - (NSString *) operator {
4431     if (CFStringRef (*$CTRegistrationCopyOperatorName)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTRegistrationCopyOperatorName")))
4432         return [(NSString *) (*$CTRegistrationCopyOperatorName)(kCFAllocatorDefault) autorelease];
4433     return nil;
4434 }
4435
4436 - (NSString *) bbsnum {
4437     return (id) BBSNum_ ?: [NSNull null];
4438 }
4439
4440 - (NSString *) ecid {
4441     return (id) ChipID_ ?: [NSNull null];
4442 }
4443
4444 - (NSString *) serial {
4445     return SerialNumber_;
4446 }
4447
4448 - (NSString *) role {
4449     return (id) [NSNull null];
4450 }
4451
4452 - (NSString *) model {
4453     return [NSString stringWithUTF8String:Machine_];
4454 }
4455
4456 + (NSString *) webScriptNameForSelector:(SEL)selector {
4457     if (false);
4458     else if (selector == @selector(addBridgedHost:))
4459         return @"addBridgedHost";
4460     else if (selector == @selector(addInsecureHost:))
4461         return @"addInsecureHost";
4462     else if (selector == @selector(addInternalRedirect::))
4463         return @"addInternalRedirect";
4464     else if (selector == @selector(addPipelinedHost:scheme:))
4465         return @"addPipelinedHost";
4466     else if (selector == @selector(addSource:::))
4467         return @"addSource";
4468     else if (selector == @selector(addTrivialSource:))
4469         return @"addTrivialSource";
4470     else if (selector == @selector(close))
4471         return @"close";
4472     else if (selector == @selector(du:))
4473         return @"du";
4474     else if (selector == @selector(stringWithFormat:arguments:))
4475         return @"format";
4476     else if (selector == @selector(getAllSources))
4477         return @"getAllSources";
4478     else if (selector == @selector(getApplicationInfo:value:))
4479         return @"getApplicationInfoValue";
4480     else if (selector == @selector(getDisplayIdentifiers))
4481         return @"getDisplayIdentifiers";
4482     else if (selector == @selector(getLocalizedNameForDisplayIdentifier:))
4483         return @"getLocalizedNameForDisplayIdentifier";
4484     else if (selector == @selector(getKernelNumber:))
4485         return @"getKernelNumber";
4486     else if (selector == @selector(getKernelString:))
4487         return @"getKernelString";
4488     else if (selector == @selector(getInstalledPackages))
4489         return @"getInstalledPackages";
4490     else if (selector == @selector(getIORegistryEntry::))
4491         return @"getIORegistryEntry";
4492     else if (selector == @selector(getLocaleIdentifier))
4493         return @"getLocaleIdentifier";
4494     else if (selector == @selector(getPreferredLanguages))
4495         return @"getPreferredLanguages";
4496     else if (selector == @selector(getPackageById:))
4497         return @"getPackageById";
4498     else if (selector == @selector(getMetadataKeys))
4499         return @"getMetadataKeys";
4500     else if (selector == @selector(getMetadataValue:))
4501         return @"getMetadataValue";
4502     else if (selector == @selector(getSessionValue:))
4503         return @"getSessionValue";
4504     else if (selector == @selector(installPackages:))
4505         return @"installPackages";
4506     else if (selector == @selector(isReachable:))
4507         return @"isReachable";
4508     else if (selector == @selector(localizedStringForKey:value:table:))
4509         return @"localize";
4510     else if (selector == @selector(popViewController:))
4511         return @"popViewController";
4512     else if (selector == @selector(refreshSources))
4513         return @"refreshSources";
4514     else if (selector == @selector(registerFrame:))
4515         return @"registerFrame";
4516     else if (selector == @selector(removeButton))
4517         return @"removeButton";
4518     else if (selector == @selector(saveConfig))
4519         return @"saveConfig";
4520     else if (selector == @selector(setMetadataValue::))
4521         return @"setMetadataValue";
4522     else if (selector == @selector(setSessionValue::))
4523         return @"setSessionValue";
4524     else if (selector == @selector(substitutePackageNames:))
4525         return @"substitutePackageNames";
4526     else if (selector == @selector(scrollToBottom:))
4527         return @"scrollToBottom";
4528     else if (selector == @selector(setAllowsNavigationAction:))
4529         return @"setAllowsNavigationAction";
4530     else if (selector == @selector(setBadgeValue:))
4531         return @"setBadgeValue";
4532     else if (selector == @selector(setButtonImage:withStyle:toFunction:))
4533         return @"setButtonImage";
4534     else if (selector == @selector(setButtonTitle:withStyle:toFunction:))
4535         return @"setButtonTitle";
4536     else if (selector == @selector(setHidesBackButton:))
4537         return @"setHidesBackButton";
4538     else if (selector == @selector(setHidesNavigationBar:))
4539         return @"setHidesNavigationBar";
4540     else if (selector == @selector(setNavigationBarStyle:))
4541         return @"setNavigationBarStyle";
4542     else if (selector == @selector(setNavigationBarTintRed:green:blue:alpha:))
4543         return @"setNavigationBarTintColor";
4544     else if (selector == @selector(setPasteboardString:))
4545         return @"setPasteboardString";
4546     else if (selector == @selector(setPasteboardURL:))
4547         return @"setPasteboardURL";
4548     else if (selector == @selector(setScrollAlwaysBounceVertical:))
4549         return @"setScrollAlwaysBounceVertical";
4550     else if (selector == @selector(setScrollIndicatorStyle:))
4551         return @"setScrollIndicatorStyle";
4552     else if (selector == @selector(setToken:))
4553         return @"setToken";
4554     else if (selector == @selector(setViewportWidth:))
4555         return @"setViewportWidth";
4556     else if (selector == @selector(statfs:))
4557         return @"statfs";
4558     else if (selector == @selector(supports:))
4559         return @"supports";
4560     else if (selector == @selector(unload))
4561         return @"unload";
4562     else
4563         return nil;
4564 }
4565
4566 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
4567     return [self webScriptNameForSelector:selector] == nil;
4568 }
4569
4570 - (BOOL) supports:(NSString *)feature {
4571     return [feature isEqualToString:@"window.open"];
4572 }
4573
4574 - (void) unload {
4575     [delegate_ performSelectorOnMainThread:@selector(unloadData) withObject:nil waitUntilDone:NO];
4576 }
4577
4578 - (void) setScrollAlwaysBounceVertical:(NSNumber *)value {
4579     [indirect_ performSelectorOnMainThread:@selector(setScrollAlwaysBounceVerticalNumber:) withObject:value waitUntilDone:NO];
4580 }
4581
4582 - (void) setScrollIndicatorStyle:(NSString *)style {
4583     [indirect_ performSelectorOnMainThread:@selector(setScrollIndicatorStyleWithName:) withObject:style waitUntilDone:NO];
4584 }
4585
4586 - (void) addInternalRedirect:(NSString *)from :(NSString *)to {
4587     [CydiaWebViewController performSelectorOnMainThread:@selector(addDiversion:) withObject:[[[Diversion alloc] initWithFrom:from to:to] autorelease] waitUntilDone:NO];
4588 }
4589
4590 - (NSDictionary *) getApplicationInfo:(NSString *)display value:(NSString *)key {
4591     char path[1024];
4592     if (SBBundlePathForDisplayIdentifier(SBSSpringBoardServerPort(), [display UTF8String], path) != 0)
4593         return (id) [NSNull null];
4594     NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:[[NSString stringWithUTF8String:path] stringByAppendingString:@"/Info.plist"]]);
4595     if (info == nil)
4596         return (id) [NSNull null];
4597     return [info objectForKey:key];
4598 }
4599
4600 - (NSArray *) getDisplayIdentifiers {
4601     NSSet *set([SBSCopyDisplayIdentifiers() autorelease]);
4602     if (set == nil || ![set isKindOfClass:[NSSet class]])
4603         return [NSArray array];
4604     return [set allObjects];
4605 }
4606
4607 - (NSString *) getLocalizedNameForDisplayIdentifier:(NSString *)identifier {
4608     return [SBSCopyLocalizedApplicationNameForDisplayIdentifier(identifier) autorelease] ?: (id) [NSNull null];
4609 }
4610
4611 - (NSNumber *) getKernelNumber:(NSString *)name {
4612     const char *string([name UTF8String]);
4613
4614     size_t size;
4615     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4616         return (id) [NSNull null];
4617
4618     if (size != sizeof(int))
4619         return (id) [NSNull null];
4620
4621     int value;
4622     if (sysctlbyname(string, &value, &size, NULL, 0) == -1)
4623         return (id) [NSNull null];
4624
4625     return [NSNumber numberWithInt:value];
4626 }
4627
4628 - (NSString *) getKernelString:(NSString *)name {
4629     const char *string([name UTF8String]);
4630
4631     size_t size;
4632     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4633         return (id) [NSNull null];
4634
4635     char value[size + 1];
4636     if (sysctlbyname(string, value, &size, NULL, 0) == -1)
4637         return (id) [NSNull null];
4638
4639     // XXX: just in case you request something ludicrous
4640     value[size] = '\0';
4641
4642     return [NSString stringWithCString:value];
4643 }
4644
4645 - (NSObject *) getIORegistryEntry:(NSString *)path :(NSString *)entry {
4646     NSObject *value(CYIOGetValue([path UTF8String], entry));
4647
4648     if (value != nil)
4649         if ([value isKindOfClass:[NSData class]])
4650             value = CYHex((NSData *) value);
4651
4652     return value;
4653 }
4654
4655 - (NSArray *) getMetadataKeys {
4656 @synchronized (Values_) {
4657     return [Values_ allKeys];
4658 } }
4659
4660 - (void) registerFrame:(DOMHTMLIFrameElement *)iframe {
4661     WebFrame *frame([iframe contentFrame]);
4662     [indirect_ registerFrame:frame];
4663 }
4664
4665 - (id) getMetadataValue:(NSString *)key {
4666 @synchronized (Values_) {
4667     return [Values_ objectForKey:key];
4668 } }
4669
4670 - (void) setMetadataValue:(NSString *)key :(NSString *)value {
4671 @synchronized (Values_) {
4672     if (value == nil || value == (id) [WebUndefined undefined] || value == (id) [NSNull null])
4673         [Values_ removeObjectForKey:key];
4674     else
4675         [Values_ setObject:value forKey:key];
4676 } }
4677
4678 - (id) getSessionValue:(NSString *)key {
4679 @synchronized (SessionData_) {
4680     return [SessionData_ objectForKey:key];
4681 } }
4682
4683 - (void) setSessionValue:(NSString *)key :(NSString *)value {
4684 @synchronized (SessionData_) {
4685     if (value == (id) [WebUndefined undefined])
4686         [SessionData_ removeObjectForKey:key];
4687     else
4688         [SessionData_ setObject:value forKey:key];
4689 } }
4690
4691 - (void) addBridgedHost:(NSString *)host {
4692 @synchronized (HostConfig_) {
4693     [BridgedHosts_ addObject:host];
4694 } }
4695
4696 - (void) addInsecureHost:(NSString *)host {
4697 @synchronized (HostConfig_) {
4698     [InsecureHosts_ addObject:host];
4699 } }
4700
4701 - (void) addPipelinedHost:(NSString *)host scheme:(NSString *)scheme {
4702 @synchronized (HostConfig_) {
4703     if (scheme != (id) [WebUndefined undefined])
4704         host = [NSString stringWithFormat:@"%@:%@", [scheme lowercaseString], host];
4705
4706     [PipelinedHosts_ addObject:host];
4707 } }
4708
4709 - (void) popViewController:(NSNumber *)value {
4710     if (value == (id) [WebUndefined undefined])
4711         value = [NSNumber numberWithBool:YES];
4712     [indirect_ performSelectorOnMainThread:@selector(popViewControllerWithNumber:) withObject:value waitUntilDone:NO];
4713 }
4714
4715 - (void) addSource:(NSString *)href :(NSString *)distribution :(WebScriptObject *)sections {
4716     NSMutableArray *array([NSMutableArray arrayWithCapacity:[sections count]]);
4717
4718     for (NSString *section in sections)
4719         [array addObject:section];
4720
4721     [delegate_ performSelectorOnMainThread:@selector(addSource:) withObject:[NSMutableDictionary dictionaryWithObjectsAndKeys:
4722         @"deb", @"Type",
4723         href, @"URI",
4724         distribution, @"Distribution",
4725         array, @"Sections",
4726     nil] waitUntilDone:NO];
4727 }
4728
4729 - (BOOL) addTrivialSource:(NSString *)href {
4730     href = VerifySource(href);
4731     if (href == nil)
4732         return NO;
4733     [delegate_ performSelectorOnMainThread:@selector(addTrivialSource:) withObject:href waitUntilDone:NO];
4734     return YES;
4735 }
4736
4737 - (void) refreshSources {
4738     [delegate_ performSelectorOnMainThread:@selector(syncData) withObject:nil waitUntilDone:NO];
4739 }
4740
4741 - (void) saveConfig {
4742     [delegate_ performSelectorOnMainThread:@selector(_saveConfig) withObject:nil waitUntilDone:NO];
4743 }
4744
4745 - (NSArray *) getAllSources {
4746     return [[Database sharedInstance] sources];
4747 }
4748
4749 - (NSArray *) getInstalledPackages {
4750     Database *database([Database sharedInstance]);
4751 @synchronized (database) {
4752     NSArray *packages([database packages]);
4753     NSMutableArray *installed([NSMutableArray arrayWithCapacity:1024]);
4754     for (Package *package in packages)
4755         if (![package uninstalled])
4756             [installed addObject:package];
4757     return installed;
4758 } }
4759
4760 - (Package *) getPackageById:(NSString *)id {
4761     if (Package *package = [[Database sharedInstance] packageWithName:id]) {
4762         [package parse];
4763         return package;
4764     } else
4765         return (Package *) [NSNull null];
4766 }
4767
4768 - (NSString *) getLocaleIdentifier {
4769     return Locale_ == NULL ? (NSString *) [NSNull null] : (NSString *) CFLocaleGetIdentifier(Locale_);
4770 }
4771
4772 - (NSArray *) getPreferredLanguages {
4773     return Languages_;
4774 }
4775
4776 - (NSArray *) statfs:(NSString *)path {
4777     struct statfs stat;
4778
4779     if (path == nil || statfs([path UTF8String], &stat) == -1)
4780         return nil;
4781
4782     return [NSArray arrayWithObjects:
4783         [NSNumber numberWithUnsignedLong:stat.f_bsize],
4784         [NSNumber numberWithUnsignedLong:stat.f_blocks],
4785         [NSNumber numberWithUnsignedLong:stat.f_bfree],
4786     nil];
4787 }
4788
4789 - (NSNumber *) du:(NSString *)path {
4790     NSNumber *value(nil);
4791
4792     FILE *du(popen([[NSString stringWithFormat:@"/usr/libexec/cydia/cydo /usr/libexec/cydia/du -ks %@", ShellEscape(path)] UTF8String], "r"));
4793     if (du != NULL) {
4794         char line[1024];
4795         while (fgets(line, sizeof(line), du) != NULL) {
4796             size_t length(strlen(line));
4797             while (length != 0 && line[length - 1] == '\n')
4798                 line[--length] = '\0';
4799             if (char *tab = strchr(line, '\t')) {
4800                 *tab = '\0';
4801                 value = [NSNumber numberWithUnsignedLong:strtoul(line, NULL, 0)];
4802             }
4803         }
4804         pclose(du);
4805     }
4806
4807     return value;
4808 }
4809
4810 - (void) close {
4811     [indirect_ performSelectorOnMainThread:@selector(close) withObject:nil waitUntilDone:NO];
4812 }
4813
4814 - (NSNumber *) isReachable:(NSString *)name {
4815     return [NSNumber numberWithBool:IsReachable([name UTF8String])];
4816 }
4817
4818 - (void) installPackages:(NSArray *)packages {
4819     [delegate_ performSelectorOnMainThread:@selector(installPackages:) withObject:packages waitUntilDone:NO];
4820 }
4821
4822 - (NSString *) substitutePackageNames:(NSString *)message {
4823     NSMutableArray *words([[[message componentsSeparatedByString:@" "] mutableCopy] autorelease]);
4824     for (size_t i(0), e([words count]); i != e; ++i) {
4825         NSString *word([words objectAtIndex:i]);
4826         if (Package *package = [[Database sharedInstance] packageWithName:word])
4827             [words replaceObjectAtIndex:i withObject:[package name]];
4828     }
4829
4830     return [words componentsJoinedByString:@" "];
4831 }
4832
4833 - (void) removeButton {
4834     [indirect_ removeButton];
4835 }
4836
4837 - (void) setButtonImage:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4838     [indirect_ setButtonImage:button withStyle:style toFunction:function];
4839 }
4840
4841 - (void) setButtonTitle:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4842     [indirect_ setButtonTitle:button withStyle:style toFunction:function];
4843 }
4844
4845 - (void) setBadgeValue:(id)value {
4846     [indirect_ performSelectorOnMainThread:@selector(setBadgeValue:) withObject:value waitUntilDone:NO];
4847 }
4848
4849 - (void) setAllowsNavigationAction:(NSString *)value {
4850     [indirect_ performSelectorOnMainThread:@selector(setAllowsNavigationActionByNumber:) withObject:value waitUntilDone:NO];
4851 }
4852
4853 - (void) setHidesBackButton:(NSString *)value {
4854     [indirect_ performSelectorOnMainThread:@selector(setHidesBackButtonByNumber:) withObject:value waitUntilDone:NO];
4855 }
4856
4857 - (void) setHidesNavigationBar:(NSString *)value {
4858     [indirect_ performSelectorOnMainThread:@selector(setHidesNavigationBarByNumber:) withObject:value waitUntilDone:NO];
4859 }
4860
4861 - (void) setNavigationBarStyle:(NSString *)value {
4862     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarStyle:) withObject:value waitUntilDone:NO];
4863 }
4864
4865 - (void) setNavigationBarTintRed:(NSNumber *)red green:(NSNumber *)green blue:(NSNumber *)blue alpha:(NSNumber *)alpha {
4866     float opacity(alpha == (id) [WebUndefined undefined] ? 1 : [alpha floatValue]);
4867     UIColor *color([UIColor colorWithRed:[red floatValue] green:[green floatValue] blue:[blue floatValue] alpha:opacity]);
4868     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarTintColor:) withObject:color waitUntilDone:NO];
4869 }
4870
4871 - (void) setPasteboardString:(NSString *)value {
4872     [[objc_getClass("UIPasteboard") generalPasteboard] setString:value];
4873 }
4874
4875 - (void) setPasteboardURL:(NSString *)value {
4876     [[objc_getClass("UIPasteboard") generalPasteboard] setURL:[NSURL URLWithString:value]];
4877 }
4878
4879 - (void) setToken:(NSString *)token {
4880     // XXX: the website expects this :/
4881 }
4882
4883 - (void) scrollToBottom:(NSNumber *)animated {
4884     [indirect_ performSelectorOnMainThread:@selector(scrollToBottomAnimated:) withObject:animated waitUntilDone:NO];
4885 }
4886
4887 - (void) setViewportWidth:(float)width {
4888     [indirect_ setViewportWidthOnMainThread:width];
4889 }
4890
4891 - (NSString *) stringWithFormat:(NSString *)format arguments:(WebScriptObject *)arguments {
4892     //NSLog(@"SWF:\"%@\" A:%@", format, [arguments description]);
4893     unsigned count([arguments count]);
4894     id values[count];
4895     for (unsigned i(0); i != count; ++i)
4896         values[i] = [arguments objectAtIndex:i];
4897     return [[[NSString alloc] initWithFormat:format arguments:reinterpret_cast<va_list>(values)] autorelease];
4898 }
4899
4900 - (NSString *) localizedStringForKey:(NSString *)key value:(NSString *)value table:(NSString *)table {
4901     if (reinterpret_cast<id>(value) == [WebUndefined undefined])
4902         value = nil;
4903     if (reinterpret_cast<id>(table) == [WebUndefined undefined])
4904         table = nil;
4905     return [[NSBundle mainBundle] localizedStringForKey:key value:value table:table];
4906 }
4907
4908 @end
4909 /* }}} */
4910
4911 @interface NSURL (CydiaSecure)
4912 @end
4913
4914 @implementation NSURL (CydiaSecure)
4915
4916 - (bool) isCydiaSecure {
4917     if ([[[self scheme] lowercaseString] isEqualToString:@"https"])
4918         return true;
4919
4920     @synchronized (HostConfig_) {
4921         if ([InsecureHosts_ containsObject:[self host]])
4922             return true;
4923     }
4924
4925     return false;
4926 }
4927
4928 @end
4929
4930 /* Cydia Browser Controller {{{ */
4931 @implementation CydiaWebViewController
4932
4933 - (NSURL *) navigationURL {
4934     return request_ == nil ? nil : [NSURL URLWithString:[NSString stringWithFormat:@"cydia://url/%@", [[request_ URL] absoluteString]]];
4935 }
4936
4937 + (void) _initialize {
4938     [super _initialize];
4939
4940     Diversions_ = [NSMutableSet setWithCapacity:0];
4941 }
4942
4943 + (void) addDiversion:(Diversion *)diversion {
4944     [Diversions_ addObject:diversion];
4945 }
4946
4947 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4948     [super webView:view didClearWindowObject:window forFrame:frame];
4949     [CydiaWebViewController didClearWindowObject:window forFrame:frame withCydia:cydia_];
4950 }
4951
4952 + (void) didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame withCydia:(CydiaObject *)cydia {
4953     WebDataSource *source([frame dataSource]);
4954     NSURLResponse *response([source response]);
4955     NSURL *url([response URL]);
4956     NSString *scheme([[url scheme] lowercaseString]);
4957
4958     bool bridged(false);
4959
4960     @synchronized (HostConfig_) {
4961         if ([scheme isEqualToString:@"file"])
4962             bridged = true;
4963         else if ([scheme isEqualToString:@"https"])
4964             if ([BridgedHosts_ containsObject:[url host]])
4965                 bridged = true;
4966     }
4967
4968     if (bridged)
4969         [window setValue:cydia forKey:@"cydia"];
4970 }
4971
4972 - (void) _setupMail:(MFMailComposeViewController *)controller {
4973     [controller addAttachmentData:[NSData dataWithContentsOfFile:@"/tmp/cydia.log"] mimeType:@"text/plain" fileName:@"cydia.log"];
4974
4975     system("/usr/bin/dpkg -l >/tmp/dpkgl.log");
4976     [controller addAttachmentData:[NSData dataWithContentsOfFile:@"/tmp/dpkgl.log"] mimeType:@"text/plain" fileName:@"dpkgl.log"];
4977 }
4978
4979 - (NSURL *) URLWithURL:(NSURL *)url {
4980     return [Diversion divertURL:url];
4981 }
4982
4983 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
4984     return [CydiaWebViewController requestWithHeaders:[super webView:view resource:resource willSendRequest:request redirectResponse:response fromDataSource:source]];
4985 }
4986
4987 - (NSURLRequest *) webThreadWebView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
4988     return [CydiaWebViewController requestWithHeaders:[super webThreadWebView:view resource:resource willSendRequest:request redirectResponse:response fromDataSource:source]];
4989 }
4990
4991 + (NSURLRequest *) requestWithHeaders:(NSURLRequest *)request {
4992     NSMutableURLRequest *copy([[request mutableCopy] autorelease]);
4993
4994     NSURL *url([copy URL]);
4995     NSString *href([url absoluteString]);
4996     NSString *host([url host]);
4997
4998     if ([href hasPrefix:@"https://cydia.saurik.com/TSS/"]) {
4999         if (NSString *agent = [copy valueForHTTPHeaderField:@"X-User-Agent"]) {
5000             [copy setValue:agent forHTTPHeaderField:@"User-Agent"];
5001             [copy setValue:nil forHTTPHeaderField:@"X-User-Agent"];
5002         }
5003
5004         [copy setValue:nil forHTTPHeaderField:@"Referer"];
5005         [copy setValue:nil forHTTPHeaderField:@"Origin"];
5006
5007         [copy setURL:[NSURL URLWithString:[@"http://gs.apple.com/TSS/" stringByAppendingString:[href substringFromIndex:29]]]];
5008         return copy;
5009     }
5010
5011     if ([copy valueForHTTPHeaderField:@"X-Cydia-Cf"] == nil)
5012         [copy setValue:[NSString stringWithFormat:@"%.2f", kCFCoreFoundationVersionNumber] forHTTPHeaderField:@"X-Cydia-Cf"];
5013     if (Machine_ != NULL && [copy valueForHTTPHeaderField:@"X-Machine"] == nil)
5014         [copy setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
5015
5016     bool bridged; @synchronized (HostConfig_) {
5017         bridged = [BridgedHosts_ containsObject:host];
5018     }
5019
5020     if ([url isCydiaSecure] && bridged && UniqueID_ != nil && [copy valueForHTTPHeaderField:@"X-Cydia-Id"] == nil)
5021         [copy setValue:UniqueID_ forHTTPHeaderField:@"X-Cydia-Id"];
5022
5023     return copy;
5024 }
5025
5026 - (void) setDelegate:(id)delegate {
5027     [super setDelegate:delegate];
5028     [cydia_ setDelegate:delegate];
5029 }
5030
5031 - (NSString *) applicationNameForUserAgent {
5032     return UserAgent_;
5033 }
5034
5035 - (id) init {
5036     if ((self = [super initWithWidth:0 ofClass:[CydiaWebViewController class]]) != nil) {
5037         cydia_ = [[[CydiaObject alloc] initWithDelegate:indirect_] autorelease];
5038     } return self;
5039 }
5040
5041 @end
5042
5043 @interface AppCacheController : CydiaWebViewController {
5044 }
5045
5046 @end
5047
5048 @implementation AppCacheController
5049
5050 - (void) didReceiveMemoryWarning {
5051     // XXX: this doesn't work
5052 }
5053
5054 - (bool) retainsNetworkActivityIndicator {
5055     return false;
5056 }
5057
5058 @end
5059 /* }}} */
5060
5061 // CydiaScript {{{
5062 @interface NSObject (CydiaScript)
5063 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context;
5064 @end
5065
5066 @implementation NSObject (CydiaScript)
5067
5068 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
5069     return self;
5070 }
5071
5072 @end
5073
5074 @implementation NSArray (CydiaScript)
5075
5076 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
5077     WebScriptObject *object([context evaluateWebScript:@"[]"]);
5078     for (size_t i(0), e([self count]); i != e; ++i)
5079         [object setWebScriptValueAtIndex:i value:[[self objectAtIndex:i] Cydia$webScriptObjectInContext:context]];
5080     return object;
5081 }
5082
5083 @end
5084
5085 @implementation NSDictionary (CydiaScript)
5086
5087 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
5088     WebScriptObject *object([context evaluateWebScript:@"({})"]);
5089     for (id i in self)
5090         [object setValue:[[self objectForKey:i] Cydia$webScriptObjectInContext:context] forKey:i];
5091     return object;
5092 }
5093
5094 @end
5095 // }}}
5096
5097 /* Confirmation Controller {{{ */
5098 bool DepSubstrate(const pkgCache::VerIterator &iterator) {
5099     if (!iterator.end())
5100         for (pkgCache::DepIterator dep(iterator.DependsList()); !dep.end(); ++dep) {
5101             if (dep->Type != pkgCache::Dep::Depends && dep->Type != pkgCache::Dep::PreDepends)
5102                 continue;
5103             pkgCache::PkgIterator package(dep.TargetPkg());
5104             if (package.end())
5105                 continue;
5106             if (strcmp(package.Name(), "mobilesubstrate") == 0)
5107                 return true;
5108         }
5109
5110     return false;
5111 }
5112
5113 @protocol ConfirmationControllerDelegate
5114 - (void) cancelAndClear:(bool)clear;
5115 - (void) confirmWithNavigationController:(UINavigationController *)navigation;
5116 - (void) queue;
5117 @end
5118
5119 @interface ConfirmationController : CydiaWebViewController {
5120     _transient Database *database_;
5121
5122     _H<UIAlertView> essential_;
5123
5124     _H<NSDictionary> changes_;
5125     _H<NSMutableArray> issues_;
5126     _H<NSDictionary> sizes_;
5127
5128     BOOL substrate_;
5129 }
5130
5131 - (id) initWithDatabase:(Database *)database;
5132
5133 @end
5134
5135 @implementation ConfirmationController
5136
5137 - (void) complete {
5138     if (substrate_)
5139         RestartSubstrate_ = true;
5140     [delegate_ confirmWithNavigationController:[self navigationController]];
5141 }
5142
5143 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
5144     NSString *context([alert context]);
5145
5146     if ([context isEqualToString:@"remove"]) {
5147         if (button == [alert cancelButtonIndex])
5148             [self _doContinue];
5149         else if (button == [alert firstOtherButtonIndex]) {
5150             [self performSelector:@selector(complete) withObject:nil afterDelay:0];
5151         }
5152
5153         [alert dismissWithClickedButtonIndex:-1 animated:YES];
5154     } else if ([context isEqualToString:@"unable"]) {
5155         [self dismissModalViewControllerAnimated:YES];
5156         [alert dismissWithClickedButtonIndex:-1 animated:YES];
5157     } else {
5158         [super alertView:alert clickedButtonAtIndex:button];
5159     }
5160 }
5161
5162 - (void) _doContinue {
5163     [delegate_ cancelAndClear:NO];
5164     [self dismissModalViewControllerAnimated:YES];
5165 }
5166
5167 - (id) invokeDefaultMethodWithArguments:(NSArray *)args {
5168     [self performSelectorOnMainThread:@selector(_doContinue) withObject:nil waitUntilDone:NO];
5169     return nil;
5170 }
5171
5172 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
5173     [super webView:view didClearWindowObject:window forFrame:frame];
5174
5175     [window setValue:[[NSDictionary dictionaryWithObjectsAndKeys:
5176         (id) changes_, @"changes",
5177         (id) issues_, @"issues",
5178         (id) sizes_, @"sizes",
5179         self, @"queue",
5180     nil] Cydia$webScriptObjectInContext:window] forKey:@"cydiaConfirm"];
5181 }
5182
5183 - (id) initWithDatabase:(Database *)database {
5184     if ((self = [super init]) != nil) {
5185         database_ = database;
5186
5187         NSMutableArray *installs([NSMutableArray arrayWithCapacity:16]);
5188         NSMutableArray *reinstalls([NSMutableArray arrayWithCapacity:16]);
5189         NSMutableArray *upgrades([NSMutableArray arrayWithCapacity:16]);
5190         NSMutableArray *downgrades([NSMutableArray arrayWithCapacity:16]);
5191         NSMutableArray *removes([NSMutableArray arrayWithCapacity:16]);
5192
5193         bool remove(false);
5194
5195         pkgCacheFile &cache([database_ cache]);
5196         NSArray *packages([database_ packages]);
5197         pkgDepCache::Policy *policy([database_ policy]);
5198
5199         issues_ = [NSMutableArray arrayWithCapacity:4];
5200
5201         for (Package *package in packages) {
5202             pkgCache::PkgIterator iterator([package iterator]);
5203             NSString *name([package id]);
5204
5205             if ([package broken]) {
5206                 NSMutableArray *reasons([NSMutableArray arrayWithCapacity:4]);
5207
5208                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
5209                     name, @"package",
5210                     reasons, @"reasons",
5211                 nil]];
5212
5213                 pkgCache::VerIterator ver(cache[iterator].InstVerIter(cache));
5214                 if (ver.end())
5215                     continue;
5216
5217                 for (pkgCache::DepIterator dep(ver.DependsList()); !dep.end(); ) {
5218                     pkgCache::DepIterator start;
5219                     pkgCache::DepIterator end;
5220                     dep.GlobOr(start, end); // ++dep
5221
5222                     if (!cache->IsImportantDep(end))
5223                         continue;
5224                     if ((cache[end] & pkgDepCache::DepGInstall) != 0)
5225                         continue;
5226
5227                     NSMutableArray *clauses([NSMutableArray arrayWithCapacity:4]);
5228
5229                     [reasons addObject:[NSDictionary dictionaryWithObjectsAndKeys:
5230                         [NSString stringWithUTF8String:start.DepType()], @"relationship",
5231                         clauses, @"clauses",
5232                     nil]];
5233
5234                     _forever {
5235                         NSString *reason, *installed((NSString *) [WebUndefined undefined]);
5236
5237                         pkgCache::PkgIterator target(start.TargetPkg());
5238                         if (target->ProvidesList != 0)
5239                             reason = @"missing";
5240                         else {
5241                             pkgCache::VerIterator ver(cache[target].InstVerIter(cache));
5242                             if (!ver.end()) {
5243                                 reason = @"installed";
5244                                 installed = [NSString stringWithUTF8String:ver.VerStr()];
5245                             } else if (!cache[target].CandidateVerIter(cache).end())
5246                                 reason = @"uninstalled";
5247                             else if (target->ProvidesList == 0)
5248                                 reason = @"uninstallable";
5249                             else
5250                                 reason = @"virtual";
5251                         }
5252
5253                         NSDictionary *version(start.TargetVer() == 0 ? (NSDictionary *) [NSNull null] : [NSDictionary dictionaryWithObjectsAndKeys:
5254                             [NSString stringWithUTF8String:start.CompType()], @"operator",
5255                             [NSString stringWithUTF8String:start.TargetVer()], @"value",
5256                         nil]);
5257
5258                         [clauses addObject:[NSDictionary dictionaryWithObjectsAndKeys:
5259                             [NSString stringWithUTF8String:start.TargetPkg().Name()], @"package",
5260                             version, @"version",
5261                             reason, @"reason",
5262                             installed, @"installed",
5263                         nil]];
5264
5265                         // yes, seriously. (wtf?)
5266                         if (start == end)
5267                             break;
5268                         ++start;
5269                     }
5270                 }
5271             }
5272
5273             pkgDepCache::StateCache &state(cache[iterator]);
5274
5275             static RegEx special_r("(firmware|gsc\\..*|cy\\+.*)");
5276
5277             if (state.NewInstall())
5278                 [installs addObject:name];
5279             // XXX: else if (state.Install())
5280             else if (!state.Delete() && (state.iFlags & pkgDepCache::ReInstall) == pkgDepCache::ReInstall)
5281                 [reinstalls addObject:name];
5282             // XXX: move before previous if
5283             else if (state.Upgrade())
5284                 [upgrades addObject:name];
5285             else if (state.Downgrade())
5286                 [downgrades addObject:name];
5287             else if (!state.Delete())
5288                 // XXX: _assert(state.Keep());
5289                 continue;
5290             else if (special_r(name))
5291                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
5292                     [NSNull null], @"package",
5293                     [NSArray arrayWithObjects:
5294                         [NSDictionary dictionaryWithObjectsAndKeys:
5295                             @"Conflicts", @"relationship",
5296                             [NSArray arrayWithObjects:
5297                                 [NSDictionary dictionaryWithObjectsAndKeys:
5298                                     name, @"package",
5299                                     [NSNull null], @"version",
5300                                     @"installed", @"reason",
5301                                 nil],
5302                             nil], @"clauses",
5303                         nil],
5304                     nil], @"reasons",
5305                 nil]];
5306             else {
5307                 if ([package essential])
5308                     remove = true;
5309                 [removes addObject:name];
5310             }
5311
5312             substrate_ |= DepSubstrate(policy->GetCandidateVer(iterator));
5313             substrate_ |= DepSubstrate(iterator.CurrentVer());
5314         }
5315
5316         if (!remove)
5317             essential_ = nil;
5318         else if (Advanced_) {
5319             NSString *parenthetical(UCLocalize("PARENTHETICAL"));
5320
5321             essential_ = [[[UIAlertView alloc]
5322                 initWithTitle:UCLocalize("REMOVING_ESSENTIALS")
5323                 message:UCLocalize("REMOVING_ESSENTIALS_EX")
5324                 delegate:self
5325                 cancelButtonTitle:[NSString stringWithFormat:parenthetical, UCLocalize("CANCEL_OPERATION"), UCLocalize("SAFE")]
5326                 otherButtonTitles:
5327                     [NSString stringWithFormat:parenthetical, UCLocalize("FORCE_REMOVAL"), UCLocalize("UNSAFE")],
5328                 nil
5329             ] autorelease];
5330
5331             [essential_ setContext:@"remove"];
5332             [essential_ setNumberOfRows:2];
5333         } else {
5334             essential_ = [[[UIAlertView alloc]
5335                 initWithTitle:UCLocalize("UNABLE_TO_COMPLY")
5336                 message:UCLocalize("UNABLE_TO_COMPLY_EX")
5337                 delegate:self
5338                 cancelButtonTitle:UCLocalize("OKAY")
5339                 otherButtonTitles:nil
5340             ] autorelease];
5341
5342             [essential_ setContext:@"unable"];
5343         }
5344
5345         changes_ = [NSDictionary dictionaryWithObjectsAndKeys:
5346             installs, @"installs",
5347             reinstalls, @"reinstalls",
5348             upgrades, @"upgrades",
5349             downgrades, @"downgrades",
5350             removes, @"removes",
5351         nil];
5352
5353         sizes_ = [NSDictionary dictionaryWithObjectsAndKeys:
5354             [NSNumber numberWithInteger:[database_ fetcher].FetchNeeded()], @"downloading",
5355             [NSNumber numberWithInteger:[database_ fetcher].PartialPresent()], @"resuming",
5356         nil];
5357
5358         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/confirm/", UI_]]];
5359     } return self;
5360 }
5361
5362 - (UIBarButtonItem *) leftButton {
5363     return [[[UIBarButtonItem alloc]
5364         initWithTitle:UCLocalize("CANCEL")
5365         style:UIBarButtonItemStylePlain
5366         target:self
5367         action:@selector(cancelButtonClicked)
5368     ] autorelease];
5369 }
5370
5371 #if !AlwaysReload
5372 - (void) applyRightButton {
5373     if ([issues_ count] == 0 && ![self isLoading])
5374         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
5375             initWithTitle:UCLocalize("CONFIRM")
5376             style:UIBarButtonItemStyleDone
5377             target:self
5378             action:@selector(confirmButtonClicked)
5379         ] autorelease]];
5380     else
5381         [[self navigationItem] setRightBarButtonItem:nil];
5382 }
5383 #endif
5384
5385 - (void) cancelButtonClicked {
5386     [delegate_ cancelAndClear:YES];
5387     [self dismissModalViewControllerAnimated:YES];
5388 }
5389
5390 #if !AlwaysReload
5391 - (void) confirmButtonClicked {
5392     if (essential_ != nil)
5393         [essential_ show];
5394     else
5395         [self complete];
5396 }
5397 #endif
5398
5399 @end
5400 /* }}} */
5401
5402 /* Progress Data {{{ */
5403 @interface CydiaProgressData : NSObject {
5404     _transient id delegate_;
5405
5406     bool running_;
5407     float percent_;
5408
5409     float current_;
5410     float total_;
5411     float speed_;
5412
5413     _H<NSMutableArray> events_;
5414     _H<NSString> title_;
5415
5416     _H<NSString> status_;
5417     _H<NSString> finish_;
5418 }
5419
5420 @end
5421
5422 @implementation CydiaProgressData
5423
5424 + (NSArray *) _attributeKeys {
5425     return [NSArray arrayWithObjects:
5426         @"current",
5427         @"events",
5428         @"finish",
5429         @"percent",
5430         @"running",
5431         @"speed",
5432         @"title",
5433         @"total",
5434     nil];
5435 }
5436
5437 - (NSArray *) attributeKeys {
5438     return [[self class] _attributeKeys];
5439 }
5440
5441 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
5442     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
5443 }
5444
5445 - (id) init {
5446     if ((self = [super init]) != nil) {
5447         events_ = [NSMutableArray arrayWithCapacity:32];
5448     } return self;
5449 }
5450
5451 - (id) delegate {
5452     return delegate_;
5453 }
5454
5455 - (void) setDelegate:(id)delegate {
5456     delegate_ = delegate;
5457 }
5458
5459 - (void) setPercent:(float)value {
5460     percent_ = value;
5461 }
5462
5463 - (NSNumber *) percent {
5464     return [NSNumber numberWithFloat:percent_];
5465 }
5466
5467 - (void) setCurrent:(float)value {
5468     current_ = value;
5469 }
5470
5471 - (NSNumber *) current {
5472     return [NSNumber numberWithFloat:current_];
5473 }
5474
5475 - (void) setTotal:(float)value {
5476     total_ = value;
5477 }
5478
5479 - (NSNumber *) total {
5480     return [NSNumber numberWithFloat:total_];
5481 }
5482
5483 - (void) setSpeed:(float)value {
5484     speed_ = value;
5485 }
5486
5487 - (NSNumber *) speed {
5488     return [NSNumber numberWithFloat:speed_];
5489 }
5490
5491 - (NSArray *) events {
5492     return events_;
5493 }
5494
5495 - (void) removeAllEvents {
5496     [events_ removeAllObjects];
5497 }
5498
5499 - (void) addEvent:(CydiaProgressEvent *)event {
5500     [events_ addObject:event];
5501 }
5502
5503 - (void) setTitle:(NSString *)text {
5504     title_ = text;
5505 }
5506
5507 - (NSString *) title {
5508     return title_;
5509 }
5510
5511 - (void) setFinish:(NSString *)text {
5512     finish_ = text;
5513 }
5514
5515 - (NSString *) finish {
5516     return (id) finish_ ?: [NSNull null];
5517 }
5518
5519 - (void) setRunning:(bool)running {
5520     running_ = running;
5521 }
5522
5523 - (NSNumber *) running {
5524     return running_ ? (NSNumber *) kCFBooleanTrue : (NSNumber *) kCFBooleanFalse;
5525 }
5526
5527 @end
5528 /* }}} */
5529 /* Progress Controller {{{ */
5530 @interface ProgressController : CydiaWebViewController <
5531     ProgressDelegate
5532 > {
5533     _transient Database *database_;
5534     _H<CydiaProgressData, 1> progress_;
5535     unsigned cancel_;
5536 }
5537
5538 - (id) initWithDatabase:(Database *)database delegate:(id)delegate;
5539
5540 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title;
5541
5542 - (void) setTitle:(NSString *)title;
5543 - (void) setCancellable:(bool)cancellable;
5544
5545 @end
5546
5547 @implementation ProgressController
5548
5549 - (void) dealloc {
5550     [database_ setProgressDelegate:nil];
5551     [super dealloc];
5552 }
5553
5554 - (UIBarButtonItem *) leftButton {
5555     return cancel_ == 1 ? [[[UIBarButtonItem alloc]
5556         initWithTitle:UCLocalize("CANCEL")
5557         style:UIBarButtonItemStylePlain
5558         target:self
5559         action:@selector(cancel)
5560     ] autorelease] : nil;
5561 }
5562
5563 - (void) updateCancel {
5564     [super applyLeftButton];
5565 }
5566
5567 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
5568     if ((self = [super init]) != nil) {
5569         database_ = database;
5570         delegate_ = delegate;
5571
5572         [database_ setProgressDelegate:self];
5573
5574         progress_ = [[[CydiaProgressData alloc] init] autorelease];
5575         [progress_ setDelegate:self];
5576
5577         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/progress/", UI_]]];
5578
5579         [scroller_ setBackgroundColor:[UIColor blackColor]];
5580
5581         [[self navigationItem] setHidesBackButton:YES];
5582
5583         [self updateCancel];
5584     } return self;
5585 }
5586
5587 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
5588     [super webView:view didClearWindowObject:window forFrame:frame];
5589     [window setValue:progress_ forKey:@"cydiaProgress"];
5590 }
5591
5592 - (void) updateProgress {
5593     [self dispatchEvent:@"CydiaProgressUpdate"];
5594 }
5595
5596 - (void) viewWillAppear:(BOOL)animated {
5597     [[[self navigationController] navigationBar] setBarStyle:UIBarStyleBlack];
5598     [super viewWillAppear:animated];
5599 }
5600
5601 - (void) close {
5602     UpdateExternalStatus(0);
5603
5604     if (Finish_ > 1)
5605         [delegate_ saveState];
5606
5607     switch (Finish_) {
5608         case 0:
5609             [delegate_ returnToCydia];
5610         break;
5611
5612         case 1:
5613             [delegate_ terminateWithSuccess];
5614             /*if ([delegate_ respondsToSelector:@selector(suspendWithAnimation:)])
5615                 [delegate_ suspendWithAnimation:YES];
5616             else
5617                 [delegate_ suspend];*/
5618         break;
5619
5620         case 2:
5621             _trace();
5622             goto reload;
5623
5624         case 3:
5625             _trace();
5626             goto reload;
5627
5628         reload: {
5629             UIProgressHUD *hud([delegate_ addProgressHUD]);
5630             [hud setText:UCLocalize("LOADING")];
5631             [delegate_ performSelector:@selector(reloadSpringBoard) withObject:nil afterDelay:0.5];
5632             return;
5633         }
5634
5635         case 4:
5636             _trace();
5637             if (void (*SBReboot)(mach_port_t) = reinterpret_cast<void (*)(mach_port_t)>(dlsym(RTLD_DEFAULT, "SBReboot")))
5638                 SBReboot(SBSSpringBoardServerPort());
5639             else
5640                 reboot2(RB_AUTOBOOT);
5641         break;
5642     }
5643
5644     [super close];
5645 }
5646
5647 - (void) setTitle:(NSString *)title {
5648     [progress_ setTitle:title];
5649     [self updateProgress];
5650 }
5651
5652 - (UIBarButtonItem *) rightButton {
5653     return [[progress_ running] boolValue] ? [super rightButton] : [[[UIBarButtonItem alloc]
5654         initWithTitle:UCLocalize("CLOSE")
5655         style:UIBarButtonItemStylePlain
5656         target:self
5657         action:@selector(close)
5658     ] autorelease];
5659 }
5660
5661 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title {
5662     UpdateExternalStatus(1);
5663
5664     [progress_ setRunning:true];
5665     [self setTitle:title];
5666     // implicit updateProgress
5667
5668     SHA1SumValue notifyconf; {
5669         FileFd file;
5670         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5671             _error->Discard();
5672         else {
5673             MMap mmap(file, MMap::ReadOnly);
5674             SHA1Summation sha1;
5675             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5676             notifyconf = sha1.Result();
5677         }
5678     }
5679
5680     SHA1SumValue springlist; {
5681         FileFd file;
5682         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5683             _error->Discard();
5684         else {
5685             MMap mmap(file, MMap::ReadOnly);
5686             SHA1Summation sha1;
5687             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5688             springlist = sha1.Result();
5689         }
5690     }
5691
5692     if (invocation != nil) {
5693         [invocation yieldToSelector:@selector(invoke)];
5694         [self setTitle:@"COMPLETE"];
5695     }
5696
5697     if (Finish_ < 4) {
5698         FileFd file;
5699         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5700             _error->Discard();
5701         else {
5702             MMap mmap(file, MMap::ReadOnly);
5703             SHA1Summation sha1;
5704             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5705             if (!(notifyconf == sha1.Result()))
5706                 Finish_ = 4;
5707         }
5708     }
5709
5710     if (Finish_ < 3) {
5711         FileFd file;
5712         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5713             _error->Discard();
5714         else {
5715             MMap mmap(file, MMap::ReadOnly);
5716             SHA1Summation sha1;
5717             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5718             if (!(springlist == sha1.Result()))
5719                 Finish_ = 3;
5720         }
5721     }
5722
5723     if (Finish_ < 2) {
5724         if (RestartSubstrate_)
5725             Finish_ = 2;
5726     }
5727
5728     RestartSubstrate_ = false;
5729
5730     switch (Finish_) {
5731         case 0: [progress_ setFinish:UCLocalize("RETURN_TO_CYDIA")]; break; /* XXX: Maybe UCLocalize("DONE")? */
5732         case 1: [progress_ setFinish:UCLocalize("CLOSE_CYDIA")]; break;
5733         case 2: [progress_ setFinish:UCLocalize("RESTART_SPRINGBOARD")]; break;
5734         case 3: [progress_ setFinish:UCLocalize("RELOAD_SPRINGBOARD")]; break;
5735         case 4: [progress_ setFinish:UCLocalize("REBOOT_DEVICE")]; break;
5736     }
5737
5738     UpdateExternalStatus(Finish_ == 0 ? 0 : 2);
5739
5740     [progress_ setRunning:false];
5741     [self updateProgress];
5742
5743     [self applyRightButton];
5744 }
5745
5746 - (void) addProgressEvent:(CydiaProgressEvent *)event {
5747     [progress_ addEvent:event];
5748     [self updateProgress];
5749 }
5750
5751 - (bool) isProgressCancelled {
5752     return cancel_ == 2;
5753 }
5754
5755 - (void) cancel {
5756     cancel_ = 2;
5757     [self updateCancel];
5758 }
5759
5760 - (void) setCancellable:(bool)cancellable {
5761     unsigned cancel(cancel_);
5762
5763     if (!cancellable)
5764         cancel_ = 0;
5765     else if (cancel_ == 0)
5766         cancel_ = 1;
5767
5768     if (cancel != cancel_)
5769         [self updateCancel];
5770 }
5771
5772 - (void) setProgressCancellable:(NSNumber *)cancellable {
5773     [self setCancellable:[cancellable boolValue]];
5774 }
5775
5776 - (void) setProgressPercent:(NSNumber *)percent {
5777     [progress_ setPercent:[percent floatValue]];
5778     [self updateProgress];
5779 }
5780
5781 - (void) setProgressStatus:(NSDictionary *)status {
5782     if (status == nil) {
5783         [progress_ setCurrent:0];
5784         [progress_ setTotal:0];
5785         [progress_ setSpeed:0];
5786     } else {
5787         [progress_ setPercent:[[status objectForKey:@"Percent"] floatValue]];
5788
5789         [progress_ setCurrent:[[status objectForKey:@"Current"] floatValue]];
5790         [progress_ setTotal:[[status objectForKey:@"Total"] floatValue]];
5791         [progress_ setSpeed:[[status objectForKey:@"Speed"] floatValue]];
5792     }
5793
5794     [self updateProgress];
5795 }
5796
5797 @end
5798 /* }}} */
5799
5800 /* Package Cell {{{ */
5801 @interface PackageCell : CyteTableViewCell <
5802     CyteTableViewCellDelegate
5803 > {
5804     _H<UIImage> icon_;
5805     _H<NSString> name_;
5806     _H<NSString> description_;
5807     bool commercial_;
5808     _H<NSString> source_;
5809     _H<UIImage> badge_;
5810     _H<UIImage> placard_;
5811     bool summarized_;
5812 }
5813
5814 - (PackageCell *) init;
5815 - (void) setPackage:(Package *)package asSummary:(bool)summary;
5816
5817 - (void) drawContentRect:(CGRect)rect;
5818
5819 @end
5820
5821 @implementation PackageCell
5822
5823 - (PackageCell *) init {
5824     CGRect frame(CGRectMake(0, 0, 320, 74));
5825     if ((self = [super initWithFrame:frame reuseIdentifier:@"Package"]) != nil) {
5826         UIView *content([self contentView]);
5827         CGRect bounds([content bounds]);
5828
5829         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
5830         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5831         [content addSubview:content_];
5832
5833         [content_ setDelegate:self];
5834         [content_ setOpaque:YES];
5835     } return self;
5836 }
5837
5838 - (NSString *) accessibilityLabel {
5839     return name_;
5840 }
5841
5842 - (void) setPackage:(Package *)package asSummary:(bool)summary {
5843     summarized_ = summary;
5844
5845     icon_ = nil;
5846     name_ = nil;
5847     description_ = nil;
5848     source_ = nil;
5849     badge_ = nil;
5850     placard_ = nil;
5851
5852     if (package == nil)
5853         [content_ setBackgroundColor:[UIColor whiteColor]];
5854     else {
5855         [package parse];
5856
5857         Source *source = [package source];
5858
5859         icon_ = [package icon];
5860
5861         if (NSString *name = [package name])
5862             name_ = [NSString stringWithString:name];
5863
5864         if (NSString *description = [package shortDescription])
5865             description_ = [NSString stringWithString:description];
5866
5867         commercial_ = [package isCommercial];
5868
5869         NSString *label = nil;
5870         bool trusted = false;
5871
5872         if (source != nil) {
5873             label = [source label];
5874             trusted = [source trusted];
5875         } else if ([[package id] isEqualToString:@"firmware"])
5876             label = UCLocalize("APPLE");
5877         else
5878             label = [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("UNKNOWN"), UCLocalize("LOCAL")];
5879
5880         NSString *from(label);
5881
5882         NSString *section = [package simpleSection];
5883         if (section != nil && ![section isEqualToString:label]) {
5884             section = [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
5885             from = [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), from, section];
5886         }
5887
5888         source_ = [NSString stringWithFormat:UCLocalize("FROM"), from];
5889
5890         if (NSString *purpose = [package primaryPurpose])
5891             badge_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Purposes/%@.png", App_, purpose]];
5892
5893         UIColor *color;
5894         NSString *placard;
5895
5896         if (NSString *mode = [package mode]) {
5897             if ([mode isEqualToString:@"REMOVE"] || [mode isEqualToString:@"PURGE"]) {
5898                 color = RemovingColor_;
5899                 placard = @"removing";
5900             } else {
5901                 color = InstallingColor_;
5902                 placard = @"installing";
5903             }
5904         } else {
5905             color = [UIColor whiteColor];
5906
5907             if ([package installed] != nil)
5908                 placard = @"installed";
5909             else
5910                 placard = nil;
5911         }
5912
5913         [content_ setBackgroundColor:color];
5914
5915         if (placard != nil)
5916             placard_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/%@.png", App_, placard]];
5917     }
5918
5919     [self setNeedsDisplay];
5920     [content_ setNeedsDisplay];
5921 }
5922
5923 - (void) drawSummaryContentRect:(CGRect)rect {
5924     bool highlighted(highlighted_);
5925     float width([self bounds].size.width);
5926
5927     if (icon_ != nil) {
5928         CGRect rect;
5929         rect.size = [(UIImage *) icon_ size];
5930
5931         while (rect.size.width > 16 || rect.size.height > 16) {
5932             rect.size.width /= 2;
5933             rect.size.height /= 2;
5934         }
5935
5936         rect.origin.x = 19 - rect.size.width / 2;
5937         rect.origin.y = 19 - rect.size.height / 2;
5938
5939         [icon_ drawInRect:Retina(rect)];
5940     }
5941
5942     if (badge_ != nil) {
5943         CGRect rect;
5944         rect.size = [(UIImage *) badge_ size];
5945
5946         rect.size.width /= 4;
5947         rect.size.height /= 4;
5948
5949         rect.origin.x = 25 - rect.size.width / 2;
5950         rect.origin.y = 25 - rect.size.height / 2;
5951
5952         [badge_ drawInRect:Retina(rect)];
5953     }
5954
5955     if (highlighted && kCFCoreFoundationVersionNumber < 800)
5956         UISetColor(White_);
5957
5958     if (!highlighted)
5959         UISetColor(commercial_ ? Purple_ : Black_);
5960     [name_ drawAtPoint:CGPointMake(36, 8) forWidth:(width - (placard_ == nil ? 68 : 94)) withFont:Font18Bold_ lineBreakMode:NSLineBreakByTruncatingTail];
5961
5962     if (placard_ != nil)
5963         [placard_ drawAtPoint:CGPointMake(width - 52, 11)];
5964 }
5965
5966 - (void) drawNormalContentRect:(CGRect)rect {
5967     bool highlighted(highlighted_);
5968     float width([self bounds].size.width);
5969
5970     if (icon_ != nil) {
5971         CGRect rect;
5972         rect.size = [(UIImage *) icon_ size];
5973
5974         while (rect.size.width > 32 || rect.size.height > 32) {
5975             rect.size.width /= 2;
5976             rect.size.height /= 2;
5977         }
5978
5979         rect.origin.x = 25 - rect.size.width / 2;
5980         rect.origin.y = 25 - rect.size.height / 2;
5981
5982         [icon_ drawInRect:Retina(rect)];
5983     }
5984
5985     if (badge_ != nil) {
5986         CGRect rect;
5987         rect.size = [(UIImage *) badge_ size];
5988
5989         rect.size.width /= 2;
5990         rect.size.height /= 2;
5991
5992         rect.origin.x = 36 - rect.size.width / 2;
5993         rect.origin.y = 36 - rect.size.height / 2;
5994
5995         [badge_ drawInRect:Retina(rect)];
5996     }
5997
5998     if (highlighted && kCFCoreFoundationVersionNumber < 800)
5999         UISetColor(White_);
6000
6001     if (!highlighted)
6002         UISetColor(commercial_ ? Purple_ : Black_);
6003     [name_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - (placard_ == nil ? 80 : 106)) withFont:Font18Bold_ lineBreakMode:NSLineBreakByTruncatingTail];
6004     [source_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:NSLineBreakByTruncatingTail];
6005
6006     if (!highlighted)
6007         UISetColor(commercial_ ? Purplish_ : Gray_);
6008     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:(width - 46) withFont:Font14_ lineBreakMode:NSLineBreakByTruncatingTail];
6009
6010     if (placard_ != nil)
6011         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
6012 }
6013
6014 - (void) drawContentRect:(CGRect)rect {
6015     if (summarized_)
6016         [self drawSummaryContentRect:rect];
6017     else
6018         [self drawNormalContentRect:rect];
6019 }
6020
6021 @end
6022 /* }}} */
6023 /* Section Cell {{{ */
6024 @interface SectionCell : CyteTableViewCell <
6025     CyteTableViewCellDelegate
6026 > {
6027     _H<NSString> basic_;
6028     _H<NSString> section_;
6029     _H<NSString> name_;
6030     _H<NSString> count_;
6031     _H<UIImage> icon_;
6032     _H<UISwitch> switch_;
6033     BOOL editing_;
6034 }
6035
6036 - (void) setSection:(Section *)section editing:(BOOL)editing;
6037
6038 @end
6039
6040 @implementation SectionCell
6041
6042 - (id) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
6043     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
6044         icon_ = [UIImage imageNamed:@"folder.png"];
6045         // XXX: this initial frame is wrong, but is fixed later
6046         switch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(218, 9, 60, 25)] autorelease];
6047         [switch_ addTarget:self action:@selector(onSwitch:) forEvents:UIControlEventValueChanged];
6048
6049         UIView *content([self contentView]);
6050         CGRect bounds([content bounds]);
6051
6052         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
6053         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6054         [content addSubview:content_];
6055         [content_ setBackgroundColor:[UIColor whiteColor]];
6056
6057         [content_ setDelegate:self];
6058     } return self;
6059 }
6060
6061 - (void) onSwitch:(id)sender {
6062     NSMutableDictionary *metadata([Sections_ objectForKey:basic_]);
6063     if (metadata == nil) {
6064         metadata = [NSMutableDictionary dictionaryWithCapacity:2];
6065         [Sections_ setObject:metadata forKey:basic_];
6066     }
6067
6068     [metadata setObject:[NSNumber numberWithBool:([switch_ isOn] == NO)] forKey:@"Hidden"];
6069 }
6070
6071 - (void) setSection:(Section *)section editing:(BOOL)editing {
6072     if (editing != editing_) {
6073         if (editing_)
6074             [switch_ removeFromSuperview];
6075         else
6076             [self addSubview:switch_];
6077         editing_ = editing;
6078     }
6079
6080     basic_ = nil;
6081     section_ = nil;
6082     name_ = nil;
6083     count_ = nil;
6084
6085     if (section == nil) {
6086         name_ = UCLocalize("ALL_PACKAGES");
6087         count_ = nil;
6088     } else {
6089         basic_ = [section name];
6090         section_ = [section localized];
6091
6092         name_  = section_ == nil || [section_ length] == 0 ? UCLocalize("NO_SECTION") : (NSString *) section_;
6093         count_ = [NSString stringWithFormat:@"%zd", [section count]];
6094
6095         if (editing_)
6096             [switch_ setOn:(isSectionVisible(basic_) ? 1 : 0) animated:NO];
6097     }
6098
6099     [self setAccessoryType:editing ? UITableViewCellAccessoryNone : UITableViewCellAccessoryDisclosureIndicator];
6100     [self setSelectionStyle:editing ? UITableViewCellSelectionStyleNone : UITableViewCellSelectionStyleBlue];
6101
6102     [content_ setNeedsDisplay];
6103 }
6104
6105 - (void) setFrame:(CGRect)frame {
6106     [super setFrame:frame];
6107
6108     CGRect rect([switch_ frame]);
6109     [switch_ setFrame:CGRectMake(frame.size.width - rect.size.width - 9, 9, rect.size.width, rect.size.height)];
6110 }
6111
6112 - (NSString *) accessibilityLabel {
6113     return name_;
6114 }
6115
6116 - (void) drawContentRect:(CGRect)rect {
6117     bool highlighted(highlighted_ && !editing_);
6118
6119     [icon_ drawInRect:CGRectMake(7, 7, 32, 32)];
6120
6121     if (highlighted && kCFCoreFoundationVersionNumber < 800)
6122         UISetColor(White_);
6123
6124     float width(rect.size.width);
6125     if (editing_)
6126         width -= 9 + [switch_ frame].size.width;
6127
6128     if (!highlighted)
6129         UISetColor(Black_);
6130     [name_ drawAtPoint:CGPointMake(48, 12) forWidth:(width - 58) withFont:Font18_ lineBreakMode:NSLineBreakByTruncatingTail];
6131
6132     CGSize size = [count_ sizeWithFont:Font14_];
6133
6134     UISetColor(Folder_);
6135     if (count_ != nil)
6136         [count_ drawAtPoint:CGPointMake(Retina(10 + (30 - size.width) / 2), 18) withFont:Font12Bold_];
6137 }
6138
6139 @end
6140 /* }}} */
6141
6142 /* File Table {{{ */
6143 @interface FileTable : CyteViewController <
6144     UITableViewDataSource,
6145     UITableViewDelegate
6146 > {
6147     _transient Database *database_;
6148     _H<Package> package_;
6149     _H<NSString> name_;
6150     _H<NSMutableArray> files_;
6151     _H<UITableView, 2> list_;
6152 }
6153
6154 - (id) initWithDatabase:(Database *)database;
6155 - (void) setPackage:(Package *)package;
6156
6157 @end
6158
6159 @implementation FileTable
6160
6161 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
6162     return files_ == nil ? 0 : [files_ count];
6163 }
6164
6165 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
6166     return 24.0f;
6167 }*/
6168
6169 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
6170     static NSString *reuseIdentifier = @"Cell";
6171
6172     UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
6173     if (cell == nil) {
6174         cell = [[[UITableViewCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
6175         [cell setFont:[UIFont systemFontOfSize:16]];
6176     }
6177     [cell setText:[files_ objectAtIndex:indexPath.row]];
6178     [cell setSelectionStyle:UITableViewCellSelectionStyleNone];
6179
6180     return cell;
6181 }
6182
6183 - (NSURL *) navigationURL {
6184     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/files", [package_ id]]];
6185 }
6186
6187 - (void) loadView {
6188     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease];
6189     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6190     [list_ setRowHeight:24.0f];
6191     [(UITableView *) list_ setDataSource:self];
6192     [list_ setDelegate:self];
6193     [self setView:list_];
6194 }
6195
6196 - (void) viewDidLoad {
6197     [super viewDidLoad];
6198
6199     [[self navigationItem] setTitle:UCLocalize("INSTALLED_FILES")];
6200 }
6201
6202 - (void) releaseSubviews {
6203     list_ = nil;
6204
6205     package_ = nil;
6206     files_ = nil;
6207
6208     [super releaseSubviews];
6209 }
6210
6211 - (id) initWithDatabase:(Database *)database {
6212     if ((self = [super init]) != nil) {
6213         database_ = database;
6214     } return self;
6215 }
6216
6217 - (void) setPackage:(Package *)package {
6218     package_ = nil;
6219     name_ = nil;
6220
6221     files_ = [NSMutableArray arrayWithCapacity:32];
6222
6223     if (package != nil) {
6224         package_ = package;
6225         name_ = [package id];
6226
6227         if (NSArray *files = [package files])
6228             [files_ addObjectsFromArray:files];
6229
6230         if ([files_ count] != 0) {
6231             if ([[files_ objectAtIndex:0] isEqualToString:@"/."])
6232                 [files_ removeObjectAtIndex:0];
6233             [files_ sortUsingSelector:@selector(compareByPath:)];
6234
6235             NSMutableArray *stack = [NSMutableArray arrayWithCapacity:8];
6236             [stack addObject:@"/"];
6237
6238             for (int i(0), e([files_ count]); i != e; ++i) {
6239                 NSString *file = [files_ objectAtIndex:i];
6240                 while (![file hasPrefix:[stack lastObject]])
6241                     [stack removeLastObject];
6242                 NSString *directory = [stack lastObject];
6243                 [stack addObject:[file stringByAppendingString:@"/"]];
6244                 [files_ replaceObjectAtIndex:i withObject:[NSString stringWithFormat:@"%*s%@",
6245                     ([stack count] - 2) * 3, "",
6246                     [file substringFromIndex:[directory length]]
6247                 ]];
6248             }
6249         }
6250     }
6251
6252     [list_ reloadData];
6253 }
6254
6255 - (void) reloadData {
6256     [super reloadData];
6257
6258     [self setPackage:[database_ packageWithName:name_]];
6259 }
6260
6261 @end
6262 /* }}} */
6263 /* Package Controller {{{ */
6264 @interface CYPackageController : CydiaWebViewController <
6265     UIActionSheetDelegate
6266 > {
6267     _transient Database *database_;
6268     _H<Package> package_;
6269     _H<NSString> name_;
6270     bool commercial_;
6271     std::vector<std::pair<_H<NSString>, _H<NSString>>> buttons_;
6272     _H<UIActionSheet> sheet_;
6273     _H<UIBarButtonItem> button_;
6274     _H<NSArray> versions_;
6275 }
6276
6277 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name withReferrer:(NSString *)referrer;
6278
6279 @end
6280
6281 @implementation CYPackageController
6282
6283 - (NSURL *) navigationURL {
6284     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@", (id) name_]];
6285 }
6286
6287 - (void) _clickButtonWithPackage:(Package *)package {
6288     [delegate_ installPackage:package];
6289 }
6290
6291 - (void) _clickButtonWithName:(NSString *)name {
6292     if ([name isEqualToString:@"CLEAR"])
6293         return [delegate_ clearPackage:package_];
6294     else if ([name isEqualToString:@"REMOVE"])
6295         return [delegate_ removePackage:package_];
6296     else if ([name isEqualToString:@"DOWNGRADE"]) {
6297         sheet_ = [[[UIActionSheet alloc]
6298             initWithTitle:nil
6299             delegate:self
6300             cancelButtonTitle:nil
6301             destructiveButtonTitle:nil
6302             otherButtonTitles:nil
6303         ] autorelease];
6304
6305         for (Package *version in (id) versions_)
6306             [sheet_ addButtonWithTitle:[version latest]];
6307         [sheet_ setContext:@"version"];
6308
6309         [delegate_ showActionSheet:sheet_ fromItem:[[self navigationItem] rightBarButtonItem]];
6310         return;
6311     }
6312
6313     else if ([name isEqualToString:@"INSTALL"]);
6314     else if ([name isEqualToString:@"REINSTALL"]);
6315     else if ([name isEqualToString:@"UPGRADE"]);
6316     else _assert(false);
6317
6318     [delegate_ installPackage:package_];
6319 }
6320
6321 - (void) actionSheet:(UIActionSheet *)sheet clickedButtonAtIndex:(NSInteger)button {
6322     NSString *context([sheet context]);
6323     if (sheet_ == sheet)
6324         sheet_ = nil;
6325
6326     if ([context isEqualToString:@"modify"]) {
6327         if (button != [sheet cancelButtonIndex]) {
6328             if (IsWildcat_)
6329                 [self performSelector:@selector(_clickButtonWithName:) withObject:buttons_[button].first afterDelay:0];
6330             else
6331                 [self _clickButtonWithName:buttons_[button].first];
6332         }
6333
6334         [sheet dismissWithClickedButtonIndex:button animated:YES];
6335     } else if ([context isEqualToString:@"version"]) {
6336         if (button != [sheet cancelButtonIndex]) {
6337             Package *version([versions_ objectAtIndex:button]);
6338             if (IsWildcat_)
6339                 [self performSelector:@selector(_clickButtonWithPackage:) withObject:version afterDelay:0];
6340             else
6341                 [self _clickButtonWithPackage:version];
6342         }
6343
6344         [sheet dismissWithClickedButtonIndex:button animated:YES];
6345     }
6346 }
6347
6348 - (bool) _allowJavaScriptPanel {
6349     return commercial_;
6350 }
6351
6352 #if !AlwaysReload
6353 - (void) _customButtonClicked {
6354     size_t count(buttons_.size());
6355     if (count == 0)
6356         return;
6357
6358     if (count == 1)
6359         [self _clickButtonWithName:buttons_[0].first];
6360     else {
6361         NSMutableArray *buttons = [NSMutableArray arrayWithCapacity:count];
6362         for (const auto &button : buttons_)
6363             [buttons addObject:button.second];
6364
6365         sheet_ = [[[UIActionSheet alloc]
6366             initWithTitle:nil
6367             delegate:self
6368             cancelButtonTitle:nil
6369             destructiveButtonTitle:nil
6370             otherButtonTitles:nil
6371         ] autorelease];
6372
6373         for (NSString *button in buttons)
6374             [sheet_ addButtonWithTitle:button];
6375         [sheet_ setContext:@"modify"];
6376
6377         [delegate_ showActionSheet:sheet_ fromItem:[[self navigationItem] rightBarButtonItem]];
6378     }
6379 }
6380
6381 - (void) reloadButtonClicked {
6382     if (commercial_ && function_ == nil && [package_ uninstalled])
6383         return;
6384     [self customButtonClicked];
6385 }
6386
6387 - (void) applyLoadingTitle {
6388     // Don't show "Loading" as the title. Ever.
6389 }
6390
6391 - (UIBarButtonItem *) rightButton {
6392     return button_;
6393 }
6394 #endif
6395
6396 - (void) setPageColor:(UIColor *)color {
6397     return [super setPageColor:nil];
6398 }
6399
6400 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name withReferrer:(NSString *)referrer {
6401     if ((self = [super init]) != nil) {
6402         database_ = database;
6403         name_ = name == nil ? @"" : [NSString stringWithString:name];
6404         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/package/%@", UI_, (id) name_]] withReferrer:referrer];
6405     } return self;
6406 }
6407
6408 - (void) reloadData {
6409     [super reloadData];
6410
6411     [sheet_ dismissWithClickedButtonIndex:[sheet_ cancelButtonIndex] animated:YES];
6412     sheet_ = nil;
6413
6414     package_ = [database_ packageWithName:name_];
6415     versions_ = [package_ downgrades];
6416
6417     buttons_.clear();
6418
6419     if (package_ != nil) {
6420         [(Package *) package_ parse];
6421
6422         commercial_ = [package_ isCommercial];
6423
6424         if ([package_ mode] != nil)
6425             buttons_.push_back(std::make_pair(@"CLEAR", UCLocalize("CLEAR")));
6426         if ([package_ source] == nil);
6427         else if ([package_ upgradableAndEssential:NO])
6428             buttons_.push_back(std::make_pair(@"UPGRADE", UCLocalize("UPGRADE")));
6429         else if ([package_ uninstalled])
6430             buttons_.push_back(std::make_pair(@"INSTALL", UCLocalize("INSTALL")));
6431         else
6432             buttons_.push_back(std::make_pair(@"REINSTALL", UCLocalize("REINSTALL")));
6433         if (![package_ uninstalled])
6434             buttons_.push_back(std::make_pair(@"REMOVE", UCLocalize("REMOVE")));
6435         if ([versions_ count] != 0)
6436             buttons_.push_back(std::make_pair(@"DOWNGRADE", UCLocalize("DOWNGRADE")));
6437     }
6438
6439     NSString *title;
6440     switch (buttons_.size()) {
6441         case 0: title = nil; break;
6442         case 1: title = buttons_[0].second; break;
6443         default: title = UCLocalize("MODIFY"); break;
6444     }
6445
6446     button_ = [[[UIBarButtonItem alloc]
6447         initWithTitle:title
6448         style:UIBarButtonItemStylePlain
6449         target:self
6450         action:@selector(customButtonClicked)
6451     ] autorelease];
6452 }
6453
6454 - (bool) isLoading {
6455     return commercial_ ? [super isLoading] : false;
6456 }
6457
6458 @end
6459 /* }}} */
6460
6461 /* Package List Controller {{{ */
6462 @interface PackageListController : CyteViewController <
6463     UITableViewDataSource,
6464     UITableViewDelegate
6465 > {
6466     _transient Database *database_;
6467     unsigned era_;
6468     _H<NSArray> packages_;
6469     _H<NSArray> sections_;
6470     _H<UITableView, 2> list_;
6471
6472     _H<NSArray> thumbs_;
6473     std::vector<NSInteger> offset_;
6474
6475     _H<NSString> title_;
6476     unsigned reloading_;
6477 }
6478
6479 - (id) initWithDatabase:(Database *)database title:(NSString *)title;
6480 - (void) setDelegate:(id)delegate;
6481 - (void) resetCursor;
6482 - (void) clearData;
6483
6484 - (NSArray *) sectionsForPackages:(NSMutableArray *)packages;
6485
6486 @end
6487
6488 @implementation PackageListController
6489
6490 - (NSURL *) referrerURL {
6491     return [self navigationURL];
6492 }
6493
6494 - (bool) isSummarized {
6495     return false;
6496 }
6497
6498 - (bool) showsSections {
6499     return true;
6500 }
6501
6502 - (void) deselectWithAnimation:(BOOL)animated {
6503     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
6504 }
6505
6506 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration curve:(UIViewAnimationCurve)curve {
6507     CGRect base = [[self view] bounds];
6508     base.size.height -= bounds.size.height;
6509     base.origin = [list_ frame].origin;
6510
6511     [UIView beginAnimations:nil context:NULL];
6512     [UIView setAnimationBeginsFromCurrentState:YES];
6513     [UIView setAnimationCurve:curve];
6514     [UIView setAnimationDuration:duration];
6515     [list_ setFrame:base];
6516     [UIView commitAnimations];
6517 }
6518
6519 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration {
6520     [self resizeForKeyboardBounds:bounds duration:duration curve:UIViewAnimationCurveLinear];
6521 }
6522
6523 - (void) resizeForKeyboardBounds:(CGRect)bounds {
6524     [self resizeForKeyboardBounds:bounds duration:0];
6525 }
6526
6527 - (void) getKeyboardCurve:(UIViewAnimationCurve *)curve duration:(NSTimeInterval *)duration forNotification:(NSNotification *)notification {
6528     if (&UIKeyboardAnimationCurveUserInfoKey == NULL)
6529         *curve = UIViewAnimationCurveEaseInOut;
6530     else
6531         [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:curve];
6532
6533     if (&UIKeyboardAnimationDurationUserInfoKey == NULL)
6534         *duration = 0.3;
6535     else
6536         [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:duration];
6537 }
6538
6539 - (void) keyboardWillShow:(NSNotification *)notification {
6540     CGRect bounds;
6541     CGPoint center;
6542     [[[notification userInfo] objectForKey:UIKeyboardBoundsUserInfoKey] getValue:&bounds];
6543     [[[notification userInfo] objectForKey:UIKeyboardCenterEndUserInfoKey] getValue:&center];
6544
6545     NSTimeInterval duration;
6546     UIViewAnimationCurve curve;
6547     [self getKeyboardCurve:&curve duration:&duration forNotification:notification];
6548
6549     CGRect kbframe = CGRectMake(Retina(center.x - bounds.size.width / 2), Retina(center.y - bounds.size.height / 2), bounds.size.width, bounds.size.height);
6550     UIViewController *base = self;
6551     while ([base parentOrPresentingViewController] != nil)
6552         base = [base parentOrPresentingViewController];
6553     CGRect viewframe = [[base view] convertRect:[list_ frame] fromView:[list_ superview]];
6554     CGRect intersection = CGRectIntersection(viewframe, kbframe);
6555
6556     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
6557         intersection.size.height += CYStatusBarHeight();
6558
6559     [self resizeForKeyboardBounds:intersection duration:duration curve:curve];
6560 }
6561
6562 - (void) keyboardWillHide:(NSNotification *)notification {
6563     NSTimeInterval duration;
6564     UIViewAnimationCurve curve;
6565     [self getKeyboardCurve:&curve duration:&duration forNotification:notification];
6566
6567     [self resizeForKeyboardBounds:CGRectZero duration:duration curve:curve];
6568 }
6569
6570 - (void) viewWillAppear:(BOOL)animated {
6571     [super viewWillAppear:animated];
6572
6573     [self resizeForKeyboardBounds:CGRectZero];
6574     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillShow:) name:UIKeyboardWillShowNotification object:nil];
6575     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillHide:) name:UIKeyboardWillHideNotification object:nil];
6576 }
6577
6578 - (void) viewWillDisappear:(BOOL)animated {
6579     [super viewWillDisappear:animated];
6580
6581     [self resizeForKeyboardBounds:CGRectZero];
6582     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillShowNotification object:nil];
6583     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillHideNotification object:nil];
6584 }
6585
6586 - (void) viewDidAppear:(BOOL)animated {
6587     [super viewDidAppear:animated];
6588     [self deselectWithAnimation:animated];
6589 }
6590
6591 - (void) didSelectPackage:(Package *)package {
6592     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id] withReferrer:[[self referrerURL] absoluteString]] autorelease]);
6593     [view setDelegate:delegate_];
6594     [[self navigationController] pushViewController:view animated:YES];
6595 }
6596
6597 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
6598     NSInteger count([sections_ count]);
6599     return count == 0 ? 1 : count;
6600 }
6601
6602 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
6603     if ([sections_ count] == 0 || [[sections_ objectAtIndex:section] count] == 0)
6604         return nil;
6605     return [[sections_ objectAtIndex:section] name];
6606 }
6607
6608 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
6609     if ([sections_ count] == 0)
6610         return 0;
6611     return [[sections_ objectAtIndex:section] count];
6612 }
6613
6614 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
6615 @synchronized (database_) {
6616     if ([database_ era] != era_)
6617         return nil;
6618
6619     Section *section([sections_ objectAtIndex:[path section]]);
6620     NSInteger row([path row]);
6621     Package *package([packages_ objectAtIndex:([section row] + row)]);
6622     return [[package retain] autorelease];
6623 } }
6624
6625 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
6626     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
6627     if (cell == nil)
6628         cell = [[[PackageCell alloc] init] autorelease];
6629
6630     Package *package([database_ packageWithName:[[self packageAtIndexPath:path] id]]);
6631     [cell setPackage:package asSummary:[self isSummarized]];
6632     return cell;
6633 }
6634
6635 - (void) tableView:(UITableView *)table didSelectRowAtIndexPath:(NSIndexPath *)path {
6636     Package *package([self packageAtIndexPath:path]);
6637     package = [database_ packageWithName:[package id]];
6638     [self didSelectPackage:package];
6639 }
6640
6641 - (NSArray *) sectionIndexTitlesForTableView:(UITableView *)tableView {
6642     return thumbs_;
6643 }
6644
6645 - (NSInteger) tableView:(UITableView *)tableView sectionForSectionIndexTitle:(NSString *)title atIndex:(NSInteger)index {
6646     return offset_[index];
6647 }
6648
6649 - (void) updateHeight {
6650     [list_ setRowHeight:([self isSummarized] ? 38 : 73)];
6651 }
6652
6653 - (id) initWithDatabase:(Database *)database title:(NSString *)title {
6654     if ((self = [super init]) != nil) {
6655         database_ = database;
6656         title_ = [title copy];
6657         [[self navigationItem] setTitle:title_];
6658     } return self;
6659 }
6660
6661 - (void) loadView {
6662     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
6663     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
6664     [self setView:view];
6665
6666     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain] autorelease];
6667     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6668     [view addSubview:list_];
6669
6670     // XXX: is 20 the most optimal number here?
6671     [list_ setSectionIndexMinimumDisplayRowCount:20];
6672
6673     [(UITableView *) list_ setDataSource:self];
6674     [list_ setDelegate:self];
6675
6676     [self updateHeight];
6677 }
6678
6679 - (void) releaseSubviews {
6680     list_ = nil;
6681
6682     packages_ = nil;
6683     sections_ = nil;
6684
6685     thumbs_ = nil;
6686     offset_.clear();
6687
6688     [super releaseSubviews];
6689 }
6690
6691 - (void) setDelegate:(id)delegate {
6692     delegate_ = delegate;
6693 }
6694
6695 - (bool) shouldYield {
6696     return false;
6697 }
6698
6699 - (bool) shouldBlock {
6700     return false;
6701 }
6702
6703 - (NSMutableArray *) _reloadPackages {
6704 @synchronized (database_) {
6705     era_ = [database_ era];
6706     NSArray *packages([database_ packages]);
6707
6708     return [NSMutableArray arrayWithArray:packages];
6709 } }
6710
6711 - (void) _reloadData {
6712     if (reloading_ != 0) {
6713         reloading_ = 2;
6714         return;
6715     }
6716
6717     NSMutableArray *packages;
6718
6719   reload:
6720     if ([self shouldYield]) {
6721         do {
6722             UIProgressHUD *hud;
6723
6724             if (![self shouldBlock])
6725                 hud = nil;
6726             else {
6727                 hud = [delegate_ addProgressHUD];
6728                 [hud setText:UCLocalize("LOADING")];
6729             }
6730
6731             reloading_ = 1;
6732             packages = [self yieldToSelector:@selector(_reloadPackages)];
6733
6734             if (hud != nil)
6735                 [delegate_ removeProgressHUD:hud];
6736         } while (reloading_ == 2);
6737     } else {
6738         packages = [self _reloadPackages];
6739     }
6740
6741 @synchronized (database_) {
6742     if (era_ != [database_ era])
6743         goto reload;
6744     reloading_ = 0;
6745
6746     thumbs_ = nil;
6747     offset_.clear();
6748
6749     packages_ = packages;
6750
6751     if ([self showsSections])
6752         sections_ = [self sectionsForPackages:packages];
6753     else {
6754         Section *section([[[Section alloc] initWithName:nil row:0 localize:NO] autorelease]);
6755         [section setCount:[packages_ count]];
6756         sections_ = [NSArray arrayWithObject:section];
6757     }
6758
6759     [self updateHeight];
6760
6761     _profile(PackageTable$reloadData$List)
6762         [(UITableView *) list_ setDataSource:self];
6763         [list_ reloadData];
6764     _end
6765 }
6766
6767     PrintTimes();
6768 }
6769
6770 - (NSArray *) sectionsForPackages:(NSMutableArray *)packages {
6771     Section *prefix([[[Section alloc] initWithName:nil row:0 localize:NO] autorelease]);
6772     size_t end([packages count]);
6773
6774     NSMutableArray *sections([NSMutableArray arrayWithCapacity:16]);
6775     Section *section(prefix);
6776
6777     thumbs_ = CollationThumbs_;
6778     offset_ = CollationOffset_;
6779
6780     size_t offset(0);
6781     size_t offsets([CollationStarts_ count]);
6782
6783     NSString *start([CollationStarts_ objectAtIndex:offset]);
6784     size_t length([start length]);
6785
6786     for (size_t index(0); index != end; ++index) {
6787         if (start != nil) {
6788             Package *package([packages objectAtIndex:index]);
6789             NSString *name(PackageName(package, @selector(cyname)));
6790
6791             //while ([start compare:name options:NSNumericSearch range:NSMakeRange(0, length) locale:CollationLocale_] != NSOrderedDescending) {
6792             while (StringNameCompare(start, name, length) != kCFCompareGreaterThan) {
6793                 NSString *title([CollationTitles_ objectAtIndex:offset]);
6794                 section = [[[Section alloc] initWithName:title row:index localize:NO] autorelease];
6795                 [sections addObject:section];
6796
6797                 start = ++offset == offsets ? nil : [CollationStarts_ objectAtIndex:offset];
6798                 if (start == nil)
6799                     break;
6800                 length = [start length];
6801             }
6802         }
6803
6804         [section addToCount];
6805     }
6806
6807     for (; offset != offsets; ++offset) {
6808         NSString *title([CollationTitles_ objectAtIndex:offset]);
6809         Section *section([[[Section alloc] initWithName:title row:end localize:NO] autorelease]);
6810         [sections addObject:section];
6811     }
6812
6813     if ([prefix count] != 0) {
6814         Section *suffix([sections lastObject]);
6815         [prefix setName:[suffix name]];
6816         [suffix setName:nil];
6817         [sections insertObject:prefix atIndex:(offsets - 1)];
6818     }
6819
6820     return sections;
6821 }
6822
6823 - (void) reloadData {
6824     [super reloadData];
6825
6826     if ([self shouldYield])
6827         [self performSelector:@selector(_reloadData) withObject:nil afterDelay:0];
6828     else
6829         [self _reloadData];
6830 }
6831
6832 - (void) resetCursor {
6833     [list_ scrollRectToVisible:CGRectMake(0, 0, 1, 1) animated:NO];
6834 }
6835
6836 - (void) clearData {
6837     [self updateHeight];
6838
6839     [list_ setDataSource:nil];
6840     [list_ reloadData];
6841
6842     [self resetCursor];
6843 }
6844
6845 @end
6846 /* }}} */
6847 /* Filtered Package List Controller {{{ */
6848 typedef Function<bool, Package *> PackageFilter;
6849 typedef Function<void, NSMutableArray *> PackageSorter;
6850 @interface FilteredPackageListController : PackageListController {
6851     PackageFilter filter_;
6852     PackageSorter sorter_;
6853 }
6854
6855 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(PackageFilter)filter;
6856
6857 - (void) setFilter:(PackageFilter)filter;
6858 - (void) setSorter:(PackageSorter)sorter;
6859
6860 @end
6861
6862 @implementation FilteredPackageListController
6863
6864 - (void) setFilter:(PackageFilter)filter {
6865 @synchronized (self) {
6866     filter_ = filter;
6867 } }
6868
6869 - (void) setSorter:(PackageSorter)sorter {
6870 @synchronized (self) {
6871     sorter_ = sorter;
6872 } }
6873
6874 - (NSMutableArray *) _reloadPackages {
6875 @synchronized (database_) {
6876     era_ = [database_ era];
6877
6878     NSArray *packages([database_ packages]);
6879     NSMutableArray *filtered([NSMutableArray arrayWithCapacity:[packages count]]);
6880
6881     PackageFilter filter;
6882     PackageSorter sorter;
6883
6884     @synchronized (self) {
6885         filter = filter_;
6886         sorter = sorter_;
6887     }
6888
6889     _profile(PackageTable$reloadData$Filter)
6890         for (Package *package in packages)
6891             if (filter(package))
6892                 [filtered addObject:package];
6893     _end
6894
6895     if (sorter)
6896         sorter(filtered);
6897     return filtered;
6898 } }
6899
6900 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(PackageFilter)filter {
6901     if ((self = [super initWithDatabase:database title:title]) != nil) {
6902         [self setFilter:filter];
6903     } return self;
6904 }
6905
6906 @end
6907 /* }}} */
6908
6909 /* Home Controller {{{ */
6910 @interface HomeController : CydiaWebViewController {
6911     CFRunLoopRef runloop_;
6912     SCNetworkReachabilityRef reachability_;
6913 }
6914
6915 @end
6916
6917 @implementation HomeController
6918
6919 static void HomeControllerReachabilityCallback(SCNetworkReachabilityRef reachability, SCNetworkReachabilityFlags flags, void *info) {
6920     [(HomeController *) info dispatchEvent:@"CydiaReachabilityCallback"];
6921 }
6922
6923 - (id) init {
6924     if ((self = [super init]) != nil) {
6925         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/home/", UI_]]];
6926         [self reloadData];
6927
6928         reachability_ = SCNetworkReachabilityCreateWithName(kCFAllocatorDefault, "cydia.saurik.com");
6929         if (reachability_ != NULL) {
6930             SCNetworkReachabilityContext context = {0, self, NULL, NULL, NULL};
6931             SCNetworkReachabilitySetCallback(reachability_, HomeControllerReachabilityCallback, &context);
6932
6933             CFRunLoopRef runloop(CFRunLoopGetCurrent());
6934             if (SCNetworkReachabilityScheduleWithRunLoop(reachability_, runloop, kCFRunLoopDefaultMode))
6935                 runloop_ = runloop;
6936         }
6937     } return self;
6938 }
6939
6940 - (void) dealloc {
6941     if (reachability_ != NULL && runloop_ != NULL)
6942         SCNetworkReachabilityUnscheduleFromRunLoop(reachability_, runloop_, kCFRunLoopDefaultMode);
6943     [super dealloc];
6944 }
6945
6946 - (NSURL *) navigationURL {
6947     return [NSURL URLWithString:@"cydia://home"];
6948 }
6949
6950 - (void) aboutButtonClicked {
6951     UIAlertView *alert([[[UIAlertView alloc] init] autorelease]);
6952
6953     [alert setTitle:UCLocalize("ABOUT_CYDIA")];
6954     [alert addButtonWithTitle:UCLocalize("CLOSE")];
6955     [alert setCancelButtonIndex:0];
6956
6957     [alert setMessage:
6958         @"Copyright \u00a9 2008-2015\n"
6959         "SaurikIT, LLC\n"
6960         "\n"
6961         "Jay Freeman (saurik)\n"
6962         "saurik@saurik.com\n"
6963         "http://www.saurik.com/"
6964     ];
6965
6966     [alert show];
6967 }
6968
6969 - (UIBarButtonItem *) leftButton {
6970     return [[[UIBarButtonItem alloc]
6971         initWithTitle:UCLocalize("ABOUT")
6972         style:UIBarButtonItemStylePlain
6973         target:self
6974         action:@selector(aboutButtonClicked)
6975     ] autorelease];
6976 }
6977
6978 @end
6979 /* }}} */
6980
6981 /* Cydia Navigation Controller Interface {{{ */
6982 @interface UINavigationController (Cydia)
6983
6984 - (NSArray *) navigationURLCollection;
6985 - (void) unloadData;
6986
6987 @end
6988 /* }}} */
6989
6990 /* Cydia Tab Bar Controller {{{ */
6991 @interface CydiaTabBarController : CyteTabBarController <
6992     UITabBarControllerDelegate,
6993     FetchDelegate
6994 > {
6995     _transient Database *database_;
6996
6997     _H<UIActivityIndicatorView> indicator_;
6998
6999     bool updating_;
7000     // XXX: ok, "updatedelegate_"?...
7001     _transient NSObject<CydiaDelegate> *updatedelegate_;
7002 }
7003
7004 - (NSArray *) navigationURLCollection;
7005 - (void) beginUpdate;
7006 - (BOOL) updating;
7007
7008 @end
7009
7010 @implementation CydiaTabBarController
7011
7012 - (NSArray *) navigationURLCollection {
7013     NSMutableArray *items([NSMutableArray array]);
7014
7015     // XXX: Should this deal with transient view controllers?
7016     for (id navigation in [self viewControllers]) {
7017         NSArray *stack = [navigation performSelector:@selector(navigationURLCollection)];
7018         if (stack != nil)
7019             [items addObject:stack];
7020     }
7021
7022     return items;
7023 }
7024
7025 - (id) initWithDatabase:(Database *)database {
7026     if ((self = [super init]) != nil) {
7027         database_ = database;
7028         [self setDelegate:self];
7029
7030         indicator_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteTiny] autorelease];
7031         [indicator_ setOrigin:CGPointMake(kCFCoreFoundationVersionNumber >= 800 ? 2 : 4, 2)];
7032
7033         [[self view] setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7034     } return self;
7035 }
7036
7037 - (void) beginUpdate {
7038     if (updating_)
7039         return;
7040
7041     UIViewController *controller([[self viewControllers] objectAtIndex:1]);
7042     UITabBarItem *item([controller tabBarItem]);
7043
7044     [item setBadgeValue:@""];
7045     UIView *badge(MSHookIvar<UIView *>([item view], "_badge"));
7046
7047     [indicator_ startAnimating];
7048     [badge addSubview:indicator_];
7049
7050     [updatedelegate_ retainNetworkActivityIndicator];
7051     updating_ = true;
7052
7053     [NSThread
7054         detachNewThreadSelector:@selector(performUpdate)
7055         toTarget:self
7056         withObject:nil
7057     ];
7058 }
7059
7060 - (void) performUpdate {
7061     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
7062
7063     SourceStatus status(self, database_);
7064     [database_ updateWithStatus:status];
7065
7066     [self
7067         performSelectorOnMainThread:@selector(completeUpdate)
7068         withObject:nil
7069         waitUntilDone:NO
7070     ];
7071
7072     [pool release];
7073 }
7074
7075 - (void) stopUpdateWithSelector:(SEL)selector {
7076     updating_ = false;
7077     [updatedelegate_ releaseNetworkActivityIndicator];
7078
7079     UIViewController *controller([[self viewControllers] objectAtIndex:1]);
7080     [[controller tabBarItem] setBadgeValue:nil];
7081
7082     [indicator_ removeFromSuperview];
7083     [indicator_ stopAnimating];
7084
7085     [updatedelegate_ performSelector:selector withObject:nil afterDelay:0];
7086 }
7087
7088 - (void) completeUpdate {
7089     if (!updating_)
7090         return;
7091     [self stopUpdateWithSelector:@selector(reloadData)];
7092 }
7093
7094 - (void) cancelUpdate {
7095     [self stopUpdateWithSelector:@selector(updateDataAndLoad)];
7096 }
7097
7098 - (void) cancelPressed {
7099     [self cancelUpdate];
7100 }
7101
7102 - (BOOL) updating {
7103     return updating_;
7104 }
7105
7106 - (bool) isSourceCancelled {
7107     return !updating_;
7108 }
7109
7110 - (void) startSourceFetch:(NSString *)uri {
7111 }
7112
7113 - (void) stopSourceFetch:(NSString *)uri {
7114 }
7115
7116 - (void) setUpdateDelegate:(id)delegate {
7117     updatedelegate_ = delegate;
7118 }
7119
7120 @end
7121 /* }}} */
7122
7123 /* Cydia Navigation Controller Implementation {{{ */
7124 @implementation UINavigationController (Cydia)
7125
7126 - (NSArray *) navigationURLCollection {
7127     NSMutableArray *stack([NSMutableArray array]);
7128
7129     for (CyteViewController *controller in [self viewControllers]) {
7130         NSString *url = [[controller navigationURL] absoluteString];
7131         if (url != nil)
7132             [stack addObject:url];
7133     }
7134
7135     return stack;
7136 }
7137
7138 - (void) reloadData {
7139     [super reloadData];
7140
7141     UIViewController *visible([self visibleViewController]);
7142     if (visible != nil)
7143         [visible reloadData];
7144
7145     // on the iPad, this view controller is ALSO visible. :(
7146     if (IsWildcat_)
7147         if (UIViewController *modal = [self modalViewController])
7148             if ([modal modalPresentationStyle] == UIModalPresentationFormSheet)
7149                 if (UIViewController *top = [self topViewController])
7150                     if (top != visible)
7151                         [top reloadData];
7152 }
7153
7154 - (void) unloadData {
7155     for (CyteViewController *page in [self viewControllers])
7156         [page unloadData];
7157
7158     [super unloadData];
7159 }
7160
7161 @end
7162 /* }}} */
7163
7164 /* Cydia:// Protocol {{{ */
7165 @interface CydiaURLProtocol : NSURLProtocol {
7166 }
7167
7168 @end
7169
7170 @implementation CydiaURLProtocol
7171
7172 + (BOOL) canInitWithRequest:(NSURLRequest *)request {
7173     NSURL *url([request URL]);
7174     if (url == nil)
7175         return NO;
7176
7177     NSString *scheme([[url scheme] lowercaseString]);
7178     if (scheme != nil && [scheme isEqualToString:@"cydia"])
7179         return YES;
7180     if ([[url absoluteString] hasPrefix:@"about:cydia-"])
7181         return YES;
7182
7183     return NO;
7184 }
7185
7186 + (NSURLRequest *) canonicalRequestForRequest:(NSURLRequest *)request {
7187     return request;
7188 }
7189
7190 - (void) _returnPNGWithImage:(UIImage *)icon forRequest:(NSURLRequest *)request {
7191     id<NSURLProtocolClient> client([self client]);
7192     if (icon == nil)
7193         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorFileDoesNotExist userInfo:nil]];
7194     else {
7195         NSData *data(UIImagePNGRepresentation(icon));
7196
7197         NSURLResponse *response([[[NSURLResponse alloc] initWithURL:[request URL] MIMEType:@"image/png" expectedContentLength:-1 textEncodingName:nil] autorelease]);
7198         [client URLProtocol:self didReceiveResponse:response cacheStoragePolicy:NSURLCacheStorageNotAllowed];
7199         [client URLProtocol:self didLoadData:data];
7200         [client URLProtocolDidFinishLoading:self];
7201     }
7202 }
7203
7204 - (void) startLoading {
7205     id<NSURLProtocolClient> client([self client]);
7206     NSURLRequest *request([self request]);
7207
7208     NSURL *url([request URL]);
7209     NSString *href([url absoluteString]);
7210     NSString *scheme([[url scheme] lowercaseString]);
7211
7212     NSString *path;
7213
7214     if ([scheme isEqualToString:@"cydia"])
7215         path = [href substringFromIndex:8];
7216     else if ([scheme isEqualToString:@"about"])
7217         path = [href substringFromIndex:12];
7218     else _assert(false);
7219
7220     NSRange slash([path rangeOfString:@"/"]);
7221
7222     NSString *command;
7223     if (slash.location == NSNotFound) {
7224         command = path;
7225         path = nil;
7226     } else {
7227         command = [path substringToIndex:slash.location];
7228         path = [path substringFromIndex:(slash.location + 1)];
7229     }
7230
7231     Database *database([Database sharedInstance]);
7232
7233     if (false);
7234     else if ([command isEqualToString:@"application-icon"]) {
7235         if (path == nil)
7236             goto fail;
7237         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7238
7239         UIImage *icon(nil);
7240
7241         if (icon == nil && $SBSCopyIconImagePNGDataForDisplayIdentifier != NULL) {
7242             NSData *data([$SBSCopyIconImagePNGDataForDisplayIdentifier(path) autorelease]);
7243             icon = [UIImage imageWithData:data];
7244         }
7245
7246         if (icon == nil)
7247             if (NSString *file = SBSCopyIconImagePathForDisplayIdentifier(path))
7248                 icon = [UIImage imageAtPath:file];
7249
7250         if (icon == nil)
7251             icon = [UIImage imageNamed:@"unknown.png"];
7252
7253         [self _returnPNGWithImage:icon forRequest:request];
7254     } else if ([command isEqualToString:@"package-icon"]) {
7255         if (path == nil)
7256             goto fail;
7257         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7258         Package *package([database packageWithName:path]);
7259         if (package == nil)
7260             goto fail;
7261         [package parse];
7262         UIImage *icon([package icon]);
7263         [self _returnPNGWithImage:icon forRequest:request];
7264     } else if ([command isEqualToString:@"uikit-image"]) {
7265         if (path == nil)
7266             goto fail;
7267         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7268         UIImage *icon(_UIImageWithName(path));
7269         [self _returnPNGWithImage:icon forRequest:request];
7270     } else if ([command isEqualToString:@"section-icon"]) {
7271         if (path == nil)
7272             goto fail;
7273         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7274         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, [path stringByReplacingOccurrencesOfString:@" " withString:@"_"]]]);
7275         if (icon == nil)
7276             icon = [UIImage imageNamed:@"unknown.png"];
7277         [self _returnPNGWithImage:icon forRequest:request];
7278     } else fail: {
7279         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorResourceUnavailable userInfo:nil]];
7280     }
7281 }
7282
7283 - (void) stopLoading {
7284 }
7285
7286 @end
7287 /* }}} */
7288
7289 /* Section Controller {{{ */
7290 @interface SectionController : FilteredPackageListController {
7291     _H<NSString> key_;
7292     _H<NSString> section_;
7293 }
7294
7295 - (id) initWithDatabase:(Database *)database source:(Source *)source section:(NSString *)section;
7296
7297 @end
7298
7299 @implementation SectionController
7300
7301 - (NSURL *) referrerURL {
7302     NSString *name(section_);
7303     name = name ?: @"*";
7304     NSString *key(key_);
7305     key = key ?: @"*";
7306     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/sections/%@/%@", UI_, [key stringByAddingPercentEscapesIncludingReserved], [name stringByAddingPercentEscapesIncludingReserved]]];
7307 }
7308
7309 - (NSURL *) navigationURL {
7310     NSString *name(section_);
7311     name = name ?: @"*";
7312     NSString *key(key_);
7313     key = key ?: @"*";
7314     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sections/%@/%@", [key stringByAddingPercentEscapesIncludingReserved], [name stringByAddingPercentEscapesIncludingReserved]]];
7315 }
7316
7317 - (id) initWithDatabase:(Database *)database source:(Source *)source section:(NSString *)section {
7318     NSString *title;
7319     if (section == nil)
7320         title = UCLocalize("ALL_PACKAGES");
7321     else if (![section isEqual:@""])
7322         title = [[NSBundle mainBundle] localizedStringForKey:Simplify(section) value:nil table:@"Sections"];
7323     else
7324         title = UCLocalize("NO_SECTION");
7325
7326     if ((self = [super initWithDatabase:database title:title]) != nil) {
7327         key_ = [source key];
7328         section_ = section;
7329     } return self;
7330 }
7331
7332 - (void) reloadData {
7333     Source *source([database_ sourceWithKey:key_]);
7334     _H<NSString> name(section_);
7335
7336     [self setFilter:[=](Package *package) {
7337         NSString *section([package section]);
7338
7339         return (
7340             name == nil ||
7341             section == nil && [name length] == 0 ||
7342             [name isEqualToString:section]
7343         ) && (
7344             source == nil ||
7345             [package source] == source
7346         ) && [package visible];
7347     }];
7348
7349     [super reloadData];
7350 }
7351
7352 @end
7353 /* }}} */
7354 /* Sections Controller {{{ */
7355 @interface SectionsController : CyteViewController <
7356     UITableViewDataSource,
7357     UITableViewDelegate
7358 > {
7359     _transient Database *database_;
7360     _H<NSString> key_;
7361     _H<NSMutableArray> sections_;
7362     _H<NSMutableArray> filtered_;
7363     _H<UITableView, 2> list_;
7364 }
7365
7366 - (id) initWithDatabase:(Database *)database source:(Source *)source;
7367 - (void) editButtonClicked;
7368
7369 @end
7370
7371 @implementation SectionsController
7372
7373 - (NSURL *) navigationURL {
7374     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sources/%@", [key_ stringByAddingPercentEscapesIncludingReserved]]];
7375 }
7376
7377 - (Source *) source {
7378     if (key_ == nil)
7379         return nil;
7380     return [database_ sourceWithKey:key_];
7381 }
7382
7383 - (void) updateNavigationItem {
7384     [[self navigationItem] setTitle:[self isEditing] ? UCLocalize("SECTION_VISIBILITY") : UCLocalize("SECTIONS")];
7385     if ([sections_ count] == 0) {
7386         [[self navigationItem] setRightBarButtonItem:nil];
7387     } else {
7388         [[self navigationItem] setRightBarButtonItem:[[UIBarButtonItem alloc]
7389             initWithBarButtonSystemItem:([self isEditing] ? UIBarButtonSystemItemDone : UIBarButtonSystemItemEdit)
7390             target:self
7391             action:@selector(editButtonClicked)
7392         ] animated:([[self navigationItem] rightBarButtonItem] != nil)];
7393     }
7394 }
7395
7396 - (void) setEditing:(BOOL)editing animated:(BOOL)animated {
7397     [super setEditing:editing animated:animated];
7398
7399     if (editing)
7400         [list_ reloadData];
7401     else
7402         [delegate_ updateData];
7403
7404     [self updateNavigationItem];
7405 }
7406
7407 - (void) viewDidAppear:(BOOL)animated {
7408     [super viewDidAppear:animated];
7409     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7410 }
7411
7412 - (void) viewWillDisappear:(BOOL)animated {
7413     [super viewWillDisappear:animated];
7414     [self setEditing:NO];
7415 }
7416
7417 - (Section *) sectionAtIndexPath:(NSIndexPath *)indexPath {
7418     Section *section = nil;
7419     int index = [indexPath row];
7420     if (![self isEditing]) {
7421         index -= 1;
7422         if (index >= 0)
7423             section = [filtered_ objectAtIndex:index];
7424     } else {
7425         section = [sections_ objectAtIndex:index];
7426     }
7427     return section;
7428 }
7429
7430 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7431     if ([self isEditing])
7432         return [sections_ count];
7433     else
7434         return [filtered_ count] + 1;
7435 }
7436
7437 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
7438     return 45.0f;
7439 }*/
7440
7441 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7442     static NSString *reuseIdentifier = @"SectionCell";
7443
7444     SectionCell *cell = (SectionCell *)[tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
7445     if (cell == nil)
7446         cell = [[[SectionCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
7447
7448     [cell setSection:[self sectionAtIndexPath:indexPath] editing:[self isEditing]];
7449
7450     return cell;
7451 }
7452
7453 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
7454     if ([self isEditing])
7455         return;
7456
7457     Section *section = [self sectionAtIndexPath:indexPath];
7458
7459     SectionController *controller = [[[SectionController alloc]
7460         initWithDatabase:database_
7461         source:[self source]
7462         section:[section name]
7463     ] autorelease];
7464     [controller setDelegate:delegate_];
7465
7466     [[self navigationController] pushViewController:controller animated:YES];
7467 }
7468
7469 - (void) loadView {
7470     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease];
7471     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7472     [list_ setRowHeight:46];
7473     [(UITableView *) list_ setDataSource:self];
7474     [list_ setDelegate:self];
7475     [self setView:list_];
7476 }
7477
7478 - (void) viewDidLoad {
7479     [super viewDidLoad];
7480
7481     [[self navigationItem] setTitle:UCLocalize("SECTIONS")];
7482 }
7483
7484 - (void) releaseSubviews {
7485     list_ = nil;
7486
7487     sections_ = nil;
7488     filtered_ = nil;
7489
7490     [super releaseSubviews];
7491 }
7492
7493 - (id) initWithDatabase:(Database *)database source:(Source *)source {
7494     if ((self = [super init]) != nil) {
7495         database_ = database;
7496         key_ = [source key];
7497     } return self;
7498 }
7499
7500 - (void) reloadData {
7501     [super reloadData];
7502
7503     NSArray *packages = [database_ packages];
7504
7505     sections_ = [NSMutableArray arrayWithCapacity:16];
7506     filtered_ = [NSMutableArray arrayWithCapacity:16];
7507
7508     NSMutableDictionary *sections([NSMutableDictionary dictionaryWithCapacity:32]);
7509
7510     Source *source([self source]);
7511
7512     _trace();
7513     for (Package *package in packages) {
7514         if (source != nil && [package source] != source)
7515             continue;
7516
7517         NSString *name([package section]);
7518         NSString *key(name == nil ? @"" : name);
7519
7520         Section *section;
7521
7522         _profile(SectionsView$reloadData$Section)
7523             section = [sections objectForKey:key];
7524             if (section == nil) {
7525                 _profile(SectionsView$reloadData$Section$Allocate)
7526                     section = [[[Section alloc] initWithName:key localize:YES] autorelease];
7527                     [sections setObject:section forKey:key];
7528                 _end
7529             }
7530         _end
7531
7532         [section addToCount];
7533
7534         _profile(SectionsView$reloadData$Filter)
7535             if (![package visible])
7536                 continue;
7537         _end
7538
7539         [section addToRow];
7540     }
7541     _trace();
7542
7543     [sections_ addObjectsFromArray:[sections allValues]];
7544
7545     [sections_ sortUsingSelector:@selector(compareByLocalized:)];
7546
7547     for (Section *section in (id) sections_) {
7548         size_t count([section row]);
7549         if (count == 0)
7550             continue;
7551
7552         section = [[[Section alloc] initWithName:[section name] localized:[section localized]] autorelease];
7553         [section setCount:count];
7554         [filtered_ addObject:section];
7555     }
7556
7557     [self updateNavigationItem];
7558     [list_ reloadData];
7559     _trace();
7560 }
7561
7562 - (void) editButtonClicked {
7563     [self setEditing:![self isEditing] animated:YES];
7564 }
7565
7566 @end
7567 /* }}} */
7568
7569 /* Changes Controller {{{ */
7570 @interface ChangesController : FilteredPackageListController {
7571     unsigned upgrades_;
7572 }
7573
7574 - (id) initWithDatabase:(Database *)database;
7575
7576 @end
7577
7578 @implementation ChangesController
7579
7580 - (NSURL *) referrerURL {
7581     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/changes/", UI_]];
7582 }
7583
7584 - (NSURL *) navigationURL {
7585     return [NSURL URLWithString:@"cydia://changes"];
7586 }
7587
7588 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
7589 @synchronized (database_) {
7590     if ([database_ era] != era_)
7591         return nil;
7592
7593     NSUInteger sectionIndex([path section]);
7594     if (sectionIndex >= [sections_ count])
7595         return nil;
7596     Section *section([sections_ objectAtIndex:sectionIndex]);
7597     NSInteger row([path row]);
7598     return [[[packages_ objectAtIndex:([section row] + row)] retain] autorelease];
7599 } }
7600
7601 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
7602     NSString *context([alert context]);
7603
7604     if ([context isEqualToString:@"norefresh"])
7605         [alert dismissWithClickedButtonIndex:-1 animated:YES];
7606 }
7607
7608 - (void) setLeftBarButtonItem {
7609     if ([delegate_ updating])
7610         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7611             initWithTitle:UCLocalize("CANCEL")
7612             style:UIBarButtonItemStyleDone
7613             target:self
7614             action:@selector(cancelButtonClicked)
7615         ] autorelease] animated:YES];
7616     else
7617         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7618             initWithTitle:UCLocalize("REFRESH")
7619             style:UIBarButtonItemStylePlain
7620             target:self
7621             action:@selector(refreshButtonClicked)
7622         ] autorelease] animated:YES];
7623 }
7624
7625 - (void) refreshButtonClicked {
7626     if ([delegate_ requestUpdate])
7627         [self setLeftBarButtonItem];
7628 }
7629
7630 - (void) cancelButtonClicked {
7631     [delegate_ cancelUpdate];
7632 }
7633
7634 - (void) upgradeButtonClicked {
7635     [delegate_ distUpgrade];
7636     [[self navigationItem] setRightBarButtonItem:nil animated:YES];
7637 }
7638
7639 - (bool) shouldYield {
7640     return true;
7641 }
7642
7643 - (bool) shouldBlock {
7644     return true;
7645 }
7646
7647 - (void) useFilter {
7648 @synchronized (self) {
7649     [self setFilter:[](Package *package) {
7650         return [package upgradableAndEssential:YES] || [package visible];
7651     }];
7652
7653     [self setSorter:[](NSMutableArray *packages) {
7654         [packages radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackageChangesRadix) withContext:NULL];
7655     }];
7656 } }
7657
7658 - (id) initWithDatabase:(Database *)database {
7659     if ((self = [super initWithDatabase:database title:UCLocalize("CHANGES")]) != nil) {
7660         [self useFilter];
7661     } return self;
7662 }
7663
7664 - (void) viewDidLoad {
7665     [super viewDidLoad];
7666     [self setLeftBarButtonItem];
7667 }
7668
7669 - (void) viewWillAppear:(BOOL)animated {
7670     [super viewWillAppear:animated];
7671     [self setLeftBarButtonItem];
7672 }
7673
7674 - (void) reloadData {
7675     [self setLeftBarButtonItem];
7676     [super reloadData];
7677 }
7678
7679 - (NSArray *) sectionsForPackages:(NSMutableArray *)packages {
7680     NSMutableArray *sections([NSMutableArray arrayWithCapacity:16]);
7681
7682     Section *upgradable = [[[Section alloc] initWithName:UCLocalize("AVAILABLE_UPGRADES") localize:NO] autorelease];
7683     Section *ignored = nil;
7684     Section *section = nil;
7685     time_t last = 0;
7686
7687     upgrades_ = 0;
7688     bool unseens = false;
7689
7690     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle));
7691
7692     for (size_t offset = 0, count = [packages count]; offset != count; ++offset) {
7693         Package *package = [packages objectAtIndex:offset];
7694
7695         BOOL uae = [package upgradableAndEssential:YES];
7696
7697         if (!uae) {
7698             unseens = true;
7699             time_t seen([package seen]);
7700
7701             if (section == nil || last != seen) {
7702                 last = seen;
7703
7704                 NSString *name;
7705                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:seen]);
7706                 [name autorelease];
7707
7708                 _profile(ChangesController$reloadData$Allocate)
7709                     name = [NSString stringWithFormat:UCLocalize("NEW_AT"), name];
7710                     section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
7711                     [sections addObject:section];
7712                 _end
7713             }
7714
7715             [section addToCount];
7716         } else if ([package ignored]) {
7717             if (ignored == nil) {
7718                 ignored = [[[Section alloc] initWithName:UCLocalize("IGNORED_UPGRADES") row:offset localize:NO] autorelease];
7719             }
7720             [ignored addToCount];
7721         } else {
7722             ++upgrades_;
7723             [upgradable addToCount];
7724         }
7725     }
7726     _trace();
7727
7728     CFRelease(formatter);
7729
7730     if (unseens) {
7731         Section *last = [sections lastObject];
7732         size_t count = [last count];
7733         [packages removeObjectsInRange:NSMakeRange([packages count] - count, count)];
7734         [sections removeLastObject];
7735     }
7736
7737     if ([ignored count] != 0)
7738         [sections insertObject:ignored atIndex:0];
7739     if (upgrades_ != 0)
7740         [sections insertObject:upgradable atIndex:0];
7741
7742     [list_ reloadData];
7743
7744     [[self navigationItem] setRightBarButtonItem:(upgrades_ == 0 ? nil : [[[UIBarButtonItem alloc]
7745         initWithTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("UPGRADE"), [NSString stringWithFormat:@"%u", upgrades_]]
7746         style:UIBarButtonItemStylePlain
7747         target:self
7748         action:@selector(upgradeButtonClicked)
7749     ] autorelease]) animated:YES];
7750
7751     return sections;
7752 }
7753
7754 @end
7755 /* }}} */
7756 /* Search Controller {{{ */
7757 @interface SearchController : FilteredPackageListController <
7758     UISearchBarDelegate
7759 > {
7760     _H<UISearchBar, 1> search_;
7761     BOOL searchloaded_;
7762     bool summary_;
7763 }
7764
7765 - (id) initWithDatabase:(Database *)database query:(NSString *)query;
7766 - (void) reloadData;
7767
7768 @end
7769
7770 @implementation SearchController
7771
7772 - (NSURL *) referrerURL {
7773     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/search?q=%@", UI_, [([search_ text] ?: @"") stringByAddingPercentEscapesIncludingReserved]]];
7774 }
7775
7776 - (NSURL *) navigationURL {
7777     if ([search_ text] == nil || [[search_ text] isEqualToString:@""])
7778         return [NSURL URLWithString:@"cydia://search"];
7779     else
7780         return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://search/%@", [[search_ text] stringByAddingPercentEscapesIncludingReserved]]];
7781 }
7782
7783 - (NSArray *) termsForQuery:(NSString *)query {
7784     NSMutableArray *terms([NSMutableArray arrayWithCapacity:2]);
7785     for (NSString *component in [query componentsSeparatedByString:@" "])
7786         if ([component length] != 0)
7787             [terms addObject:component];
7788
7789     return terms;
7790 }
7791
7792 - (void) useSearch {
7793     _H<NSArray> query([self termsForQuery:[search_ text]]);
7794     summary_ = false;
7795
7796 @synchronized (self) {
7797     [self setFilter:[=](Package *package) {
7798         if (![package unfiltered])
7799             return false;
7800         if (![package matches:query])
7801             return false;
7802         return true;
7803     }];
7804
7805     [self setSorter:[](NSMutableArray *packages) {
7806         [packages radixSortUsingSelector:@selector(rank)];
7807     }];
7808 }
7809
7810     [self clearData];
7811     [self reloadData];
7812 }
7813
7814 - (void) usePrefix:(NSString *)prefix {
7815     _H<NSString> query(prefix);
7816     summary_ = true;
7817
7818 @synchronized (self) {
7819     [self setFilter:[=](Package *package) {
7820         if ([query length] == 0)
7821             return false;
7822         if (![package unfiltered])
7823             return false;
7824         if ([[package name] compare:query options:MatchCompareOptions_ range:NSMakeRange(0, [query length])] != NSOrderedSame)
7825             return false;
7826         return true;
7827     }];
7828
7829     [self setSorter:nullptr];
7830 }
7831
7832     [self reloadData];
7833 }
7834
7835 - (void) searchBarTextDidBeginEditing:(UISearchBar *)searchBar {
7836     [self clearData];
7837     [self usePrefix:[search_ text]];
7838 }
7839
7840 - (void) searchBarButtonClicked:(UISearchBar *)searchBar {
7841     [search_ resignFirstResponder];
7842     [self useSearch];
7843 }
7844
7845 - (void) searchBarCancelButtonClicked:(UISearchBar *)searchBar {
7846     [search_ setText:@""];
7847     [self searchBarButtonClicked:searchBar];
7848 }
7849
7850 - (void) searchBarSearchButtonClicked:(UISearchBar *)searchBar {
7851     [self searchBarButtonClicked:searchBar];
7852 }
7853
7854 - (void) searchBar:(UISearchBar *)searchBar textDidChange:(NSString *)text {
7855     [self usePrefix:text];
7856 }
7857
7858 - (bool) shouldYield {
7859     return YES;
7860 }
7861
7862 - (bool) shouldBlock {
7863     return !summary_;
7864 }
7865
7866 - (bool) isSummarized {
7867     return summary_;
7868 }
7869
7870 - (bool) showsSections {
7871     return false;
7872 }
7873
7874 - (id) initWithDatabase:(Database *)database query:(NSString *)query {
7875     if ((self = [super initWithDatabase:database title:UCLocalize("SEARCH")])) {
7876         search_ = [[[UISearchBar alloc] init] autorelease];
7877         [search_ setPlaceholder:UCLocalize("SEARCH_EX")];
7878         [search_ setDelegate:self];
7879
7880         UITextField *textField;
7881         if ([search_ respondsToSelector:@selector(searchField)])
7882             textField = [search_ searchField];
7883         else
7884             textField = MSHookIvar<UITextField *>(search_, "_searchField");
7885
7886         [textField setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
7887         [textField setEnablesReturnKeyAutomatically:NO];
7888         [[self navigationItem] setTitleView:textField];
7889
7890         if (query != nil)
7891             [search_ setText:query];
7892         [self useSearch];
7893     } return self;
7894 }
7895
7896 - (void) viewDidAppear:(BOOL)animated {
7897     [super viewDidAppear:animated];
7898
7899     if (!searchloaded_) {
7900         searchloaded_ = YES;
7901         [search_ setFrame:CGRectMake(0, 0, [[self view] bounds].size.width, 44.0f)];
7902         [search_ layoutSubviews];
7903     }
7904
7905     if ([self isSummarized])
7906         [search_ becomeFirstResponder];
7907 }
7908
7909 - (void) reloadData {
7910     [self resetCursor];
7911     [super reloadData];
7912 }
7913
7914 - (void) didSelectPackage:(Package *)package {
7915     [search_ resignFirstResponder];
7916     [super didSelectPackage:package];
7917 }
7918
7919 @end
7920 /* }}} */
7921 /* Package Settings Controller {{{ */
7922 @interface PackageSettingsController : CyteViewController <
7923     UITableViewDataSource,
7924     UITableViewDelegate
7925 > {
7926     _transient Database *database_;
7927     _H<NSString> name_;
7928     _H<Package> package_;
7929     _H<UITableView, 2> table_;
7930     _H<UISwitch> subscribedSwitch_;
7931     _H<UISwitch> ignoredSwitch_;
7932     _H<UITableViewCell> subscribedCell_;
7933     _H<UITableViewCell> ignoredCell_;
7934 }
7935
7936 - (id) initWithDatabase:(Database *)database package:(NSString *)package;
7937
7938 @end
7939
7940 @implementation PackageSettingsController
7941
7942 - (NSURL *) navigationURL {
7943     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/settings", (id) name_]];
7944 }
7945
7946 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
7947     if (package_ == nil)
7948         return 0;
7949
7950     if ([package_ installed] == nil)
7951         return 1;
7952     else
7953         return 2;
7954 }
7955
7956 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7957     if (package_ == nil)
7958         return 0;
7959
7960     // both sections contain just one item right now.
7961     return 1;
7962 }
7963
7964 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
7965     return nil;
7966 }
7967
7968 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
7969     if (section == 0)
7970         return UCLocalize("SHOW_ALL_CHANGES_EX");
7971     else
7972         return UCLocalize("IGNORE_UPGRADES_EX");
7973 }
7974
7975 - (void) onSubscribed:(id)control {
7976     bool value([control isOn]);
7977     if (package_ == nil)
7978         return;
7979     if ([package_ setSubscribed:value])
7980         [delegate_ updateData];
7981 }
7982
7983 - (void) _updateIgnored {
7984     const char *package([name_ UTF8String]);
7985     bool on([ignoredSwitch_ isOn]);
7986
7987     FILE *dpkg(popen("/usr/libexec/cydia/cydo --set-selections", "w"));
7988     fwrite(package, strlen(package), 1, dpkg);
7989
7990     if (on)
7991         fwrite(" hold\n", 6, 1, dpkg);
7992     else
7993         fwrite(" install\n", 9, 1, dpkg);
7994
7995     pclose(dpkg);
7996 }
7997
7998 - (void) onIgnored:(id)control {
7999     NSInvocation *invocation([NSInvocation invocationWithMethodSignature:[self methodSignatureForSelector:@selector(_updateIgnored)]]);
8000     [invocation setTarget:self];
8001     [invocation setSelector:@selector(_updateIgnored)];
8002
8003     [delegate_ reloadDataWithInvocation:invocation];
8004 }
8005
8006 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8007     if (package_ == nil)
8008         return nil;
8009
8010     switch ([indexPath section]) {
8011         case 0: return subscribedCell_;
8012         case 1: return ignoredCell_;
8013
8014         _nodefault
8015     }
8016
8017     return nil;
8018 }
8019
8020 - (void) loadView {
8021     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
8022     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
8023     [self setView:view];
8024
8025     table_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped] autorelease];
8026     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8027     [(UITableView *) table_ setDataSource:self];
8028     [table_ setDelegate:self];
8029     [view addSubview:table_];
8030
8031     subscribedSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
8032     [subscribedSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
8033     [subscribedSwitch_ addTarget:self action:@selector(onSubscribed:) forEvents:UIControlEventValueChanged];
8034
8035     ignoredSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
8036     [ignoredSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
8037     [ignoredSwitch_ addTarget:self action:@selector(onIgnored:) forEvents:UIControlEventValueChanged];
8038
8039     subscribedCell_ = [[[UITableViewCell alloc] init] autorelease];
8040     [subscribedCell_ setText:UCLocalize("SHOW_ALL_CHANGES")];
8041     [subscribedCell_ setAccessoryView:subscribedSwitch_];
8042     [subscribedCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
8043
8044     ignoredCell_ = [[[UITableViewCell alloc] init] autorelease];
8045     [ignoredCell_ setText:UCLocalize("IGNORE_UPGRADES")];
8046     [ignoredCell_ setAccessoryView:ignoredSwitch_];
8047     [ignoredCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
8048 }
8049
8050 - (void) viewDidLoad {
8051     [super viewDidLoad];
8052
8053     [[self navigationItem] setTitle:UCLocalize("SETTINGS")];
8054 }
8055
8056 - (void) releaseSubviews {
8057     ignoredCell_ = nil;
8058     subscribedCell_ = nil;
8059     table_ = nil;
8060     ignoredSwitch_ = nil;
8061     subscribedSwitch_ = nil;
8062
8063     [super releaseSubviews];
8064 }
8065
8066 - (id) initWithDatabase:(Database *)database package:(NSString *)package {
8067     if ((self = [super init]) != nil) {
8068         database_ = database;
8069         name_ = package;
8070     } return self;
8071 }
8072
8073 - (void) reloadData {
8074     [super reloadData];
8075
8076     package_ = [database_ packageWithName:name_];
8077
8078     if (package_ != nil) {
8079         [subscribedSwitch_ setOn:([package_ subscribed] ? 1 : 0) animated:NO];
8080         [ignoredSwitch_ setOn:([package_ ignored] ? 1 : 0) animated:NO];
8081     } // XXX: what now, G?
8082
8083     [table_ reloadData];
8084 }
8085
8086 @end
8087 /* }}} */
8088
8089 /* Installed Controller {{{ */
8090 @interface InstalledController : FilteredPackageListController {
8091     bool sectioned_;
8092 }
8093
8094 - (id) initWithDatabase:(Database *)database;
8095 - (void) queueStatusDidChange;
8096
8097 @end
8098
8099 @implementation InstalledController
8100
8101 - (NSURL *) referrerURL {
8102     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/installed/", UI_]];
8103 }
8104
8105 - (NSURL *) navigationURL {
8106     return [NSURL URLWithString:@"cydia://installed"];
8107 }
8108
8109 - (void) useRecent {
8110     sectioned_ = false;
8111
8112 @synchronized (self) {
8113     [self setFilter:[](Package *package) {
8114         return ![package uninstalled] && package->role_ < 7;
8115     }];
8116
8117     [self setSorter:[](NSMutableArray *packages) {
8118         [packages radixSortUsingSelector:@selector(recent)];
8119     }];
8120 } }
8121
8122 - (void) useFilter:(UISegmentedControl *)segmented {
8123     NSInteger selected([segmented selectedSegmentIndex]);
8124     if (selected == 2)
8125         return [self useRecent];
8126     bool simple(selected == 0);
8127     sectioned_ = true;
8128
8129 @synchronized (self) {
8130     [self setFilter:[=](Package *package) {
8131         return ![package uninstalled] && package->role_ <= (simple ? 1 : 3);
8132     }];
8133
8134     [self setSorter:nullptr];
8135 } }
8136
8137 - (NSArray *) sectionsForPackages:(NSMutableArray *)packages {
8138     if (sectioned_)
8139         return [super sectionsForPackages:packages];
8140
8141     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterLongStyle, kCFDateFormatterNoStyle));
8142
8143     NSMutableArray *sections([NSMutableArray arrayWithCapacity:16]);
8144     Section *section(nil);
8145     time_t last(0);
8146
8147     for (size_t offset(0), count([packages count]); offset != count; ++offset) {
8148         Package *package([packages objectAtIndex:offset]);
8149
8150         time_t upgraded([package upgraded]);
8151         if (upgraded < 1168364520)
8152             upgraded = 0;
8153         else
8154             upgraded -= upgraded % (60 * 60 * 24);
8155
8156         if (section == nil || upgraded != last) {
8157             last = upgraded;
8158
8159             NSString *name;
8160             if (upgraded == 0)
8161                 continue; // XXX: name = UCLocalize("...");
8162             else {
8163                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:upgraded]);
8164                 [name autorelease];
8165             }
8166
8167             section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
8168             [sections addObject:section];
8169         }
8170
8171         [section addToCount];
8172     }
8173
8174     CFRelease(formatter);
8175     return sections;
8176 }
8177
8178 - (id) initWithDatabase:(Database *)database {
8179     if ((self = [super initWithDatabase:database title:UCLocalize("INSTALLED")]) != nil) {
8180         UISegmentedControl *segmented([[[UISegmentedControl alloc] initWithItems:[NSArray arrayWithObjects:UCLocalize("USER"), UCLocalize("EXPERT"), UCLocalize("RECENT"), nil]] autorelease]);
8181         [segmented setSelectedSegmentIndex:0];
8182         [segmented setSegmentedControlStyle:UISegmentedControlStyleBar];
8183         [[self navigationItem] setTitleView:segmented];
8184
8185         [segmented addTarget:self action:@selector(modeChanged:) forEvents:UIControlEventValueChanged];
8186         [self useFilter:segmented];
8187
8188         [self queueStatusDidChange];
8189     } return self;
8190 }
8191
8192 #if !AlwaysReload
8193 - (void) queueButtonClicked {
8194     [delegate_ queue];
8195 }
8196 #endif
8197
8198 - (void) queueStatusDidChange {
8199 #if !AlwaysReload
8200     if (Queuing_) {
8201         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8202             initWithTitle:UCLocalize("QUEUE")
8203             style:UIBarButtonItemStyleDone
8204             target:self
8205             action:@selector(queueButtonClicked)
8206         ] autorelease]];
8207     } else {
8208         [[self navigationItem] setRightBarButtonItem:nil];
8209     }
8210 #endif
8211 }
8212
8213 - (void) modeChanged:(UISegmentedControl *)segmented {
8214     [self useFilter:segmented];
8215     [self reloadData];
8216 }
8217
8218 @end
8219 /* }}} */
8220
8221 /* Source Cell {{{ */
8222 @interface SourceCell : CyteTableViewCell <
8223     CyteTableViewCellDelegate,
8224     SourceDelegate
8225 > {
8226     _H<Source, 1> source_;
8227     _H<NSURL> url_;
8228     _H<UIImage> icon_;
8229     _H<NSString> origin_;
8230     _H<NSString> label_;
8231     _H<UIActivityIndicatorView> indicator_;
8232 }
8233
8234 - (void) setSource:(Source *)source;
8235 - (void) setFetch:(NSNumber *)fetch;
8236
8237 @end
8238
8239 @implementation SourceCell
8240
8241 - (void) _setImage:(NSArray *)data {
8242     if ([url_ isEqual:[data objectAtIndex:0]]) {
8243         icon_ = [data objectAtIndex:1];
8244         [content_ setNeedsDisplay];
8245     }
8246 }
8247
8248 - (void) _setSource:(NSURL *) url {
8249     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
8250
8251     if (NSData *data = [NSURLConnection
8252         sendSynchronousRequest:[NSURLRequest
8253             requestWithURL:url
8254             cachePolicy:NSURLRequestUseProtocolCachePolicy
8255             timeoutInterval:10
8256         ]
8257
8258         returningResponse:NULL
8259         error:NULL
8260     ])
8261         if (UIImage *image = [UIImage imageWithData:data])
8262             [self performSelectorOnMainThread:@selector(_setImage:) withObject:[NSArray arrayWithObjects:url, image, nil] waitUntilDone:NO];
8263
8264     [pool release];
8265 }
8266
8267 - (void) setSource:(Source *)source {
8268     source_ = source;
8269     [source_ setDelegate:self];
8270
8271     [self setFetch:[NSNumber numberWithBool:[source_ fetch]]];
8272
8273     icon_ = [UIImage imageNamed:@"unknown.png"];
8274
8275     origin_ = [source name];
8276     label_ = [source rooturi];
8277
8278     [content_ setNeedsDisplay];
8279
8280     url_ = [source iconURL];
8281     [NSThread detachNewThreadSelector:@selector(_setSource:) toTarget:self withObject:url_];
8282 }
8283
8284 - (void) setAllSource {
8285     source_ = nil;
8286     [indicator_ stopAnimating];
8287
8288     icon_ = [UIImage imageNamed:@"folder.png"];
8289     origin_ = UCLocalize("ALL_SOURCES");
8290     label_ = UCLocalize("ALL_SOURCES_EX");
8291     [content_ setNeedsDisplay];
8292 }
8293
8294 - (SourceCell *) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
8295     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
8296         UIView *content([self contentView]);
8297         CGRect bounds([content bounds]);
8298
8299         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
8300         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8301         [content_ setBackgroundColor:[UIColor whiteColor]];
8302         [content addSubview:content_];
8303
8304         [content_ setDelegate:self];
8305         [content_ setOpaque:YES];
8306
8307         indicator_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleGraySmall] autorelease];
8308         [indicator_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleTopMargin];// | UIViewAutoresizingFlexibleBottomMargin];
8309         [content addSubview:indicator_];
8310
8311         [[content_ layer] setContentsGravity:kCAGravityTopLeft];
8312     } return self;
8313 }
8314
8315 - (void) layoutSubviews {
8316     [super layoutSubviews];
8317
8318     UIView *content([self contentView]);
8319     CGRect bounds([content bounds]);
8320
8321     CGRect frame([indicator_ frame]);
8322     frame.origin.x = bounds.size.width - frame.size.width;
8323     frame.origin.y = Retina((bounds.size.height - frame.size.height) / 2);
8324
8325     if (kCFCoreFoundationVersionNumber < 800)
8326         frame.origin.x -= 8;
8327     [indicator_ setFrame:frame];
8328 }
8329
8330 - (NSString *) accessibilityLabel {
8331     return origin_;
8332 }
8333
8334 - (void) drawContentRect:(CGRect)rect {
8335     bool highlighted(highlighted_);
8336     float width(rect.size.width);
8337
8338     if (icon_ != nil) {
8339         CGRect rect;
8340         rect.size = [(UIImage *) icon_ size];
8341
8342         while (rect.size.width > 32 || rect.size.height > 32) {
8343             rect.size.width /= 2;
8344             rect.size.height /= 2;
8345         }
8346
8347         rect.origin.x = 26 - rect.size.width / 2;
8348         rect.origin.y = 26 - rect.size.height / 2;
8349
8350         [icon_ drawInRect:Retina(rect)];
8351     }
8352
8353     if (highlighted && kCFCoreFoundationVersionNumber < 800)
8354         UISetColor(White_);
8355
8356     if (!highlighted)
8357         UISetColor(Black_);
8358     [origin_ drawAtPoint:CGPointMake(52, 8) forWidth:(width - 49) withFont:Font18Bold_ lineBreakMode:NSLineBreakByTruncatingTail];
8359
8360     if (!highlighted)
8361         UISetColor(Gray_);
8362     [label_ drawAtPoint:CGPointMake(52, 29) forWidth:(width - 49) withFont:Font12_ lineBreakMode:NSLineBreakByTruncatingTail];
8363 }
8364
8365 - (void) setFetch:(NSNumber *)fetch {
8366     if ([fetch boolValue])
8367         [indicator_ startAnimating];
8368     else
8369         [indicator_ stopAnimating];
8370 }
8371
8372 @end
8373 /* }}} */
8374 /* Sources Controller {{{ */
8375 @interface SourcesController : CyteViewController <
8376     UITableViewDataSource,
8377     UITableViewDelegate
8378 > {
8379     _transient Database *database_;
8380     unsigned era_;
8381
8382     _H<UITableView, 2> list_;
8383     _H<NSMutableArray> sources_;
8384     int offset_;
8385
8386     _H<NSString> href_;
8387     _H<UIProgressHUD> hud_;
8388     _H<NSError> error_;
8389
8390     NSURLConnection *trivial_bz2_;
8391     NSURLConnection *trivial_gz_;
8392
8393     BOOL cydia_;
8394 }
8395
8396 - (id) initWithDatabase:(Database *)database;
8397 - (void) updateButtonsForEditingStatusAnimated:(BOOL)animated;
8398
8399 @end
8400
8401 @implementation SourcesController
8402
8403 - (void) _releaseConnection:(NSURLConnection *)connection {
8404     if (connection != nil) {
8405         [connection cancel];
8406         //[connection setDelegate:nil];
8407         [connection release];
8408     }
8409 }
8410
8411 - (void) dealloc {
8412     [self _releaseConnection:trivial_gz_];
8413     [self _releaseConnection:trivial_bz2_];
8414
8415     [super dealloc];
8416 }
8417
8418 - (NSURL *) navigationURL {
8419     return [NSURL URLWithString:@"cydia://sources"];
8420 }
8421
8422 - (void) viewDidAppear:(BOOL)animated {
8423     [super viewDidAppear:animated];
8424     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
8425 }
8426
8427 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8428     return 2;
8429 }
8430
8431 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
8432     if (section == 1)
8433         return UCLocalize("INDIVIDUAL_SOURCES");
8434     return nil;
8435 }
8436
8437 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8438     switch (section) {
8439         case 0: return 1;
8440         case 1: return [sources_ count];
8441         default: return 0;
8442     }
8443 }
8444
8445 - (Source *) sourceAtIndexPath:(NSIndexPath *)indexPath {
8446 @synchronized (database_) {
8447     if ([database_ era] != era_)
8448         return nil;
8449     if ([indexPath section] != 1)
8450         return nil;
8451     NSUInteger index([indexPath row]);
8452     if (index >= [sources_ count])
8453         return nil;
8454     return [sources_ objectAtIndex:index];
8455 } }
8456
8457 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8458     static NSString *cellIdentifier = @"SourceCell";
8459
8460     SourceCell *cell = (SourceCell *) [tableView dequeueReusableCellWithIdentifier:cellIdentifier];
8461     if (cell == nil) cell = [[[SourceCell alloc] initWithFrame:CGRectZero reuseIdentifier:cellIdentifier] autorelease];
8462     [cell setAccessoryType:UITableViewCellAccessoryDisclosureIndicator];
8463
8464     Source *source([self sourceAtIndexPath:indexPath]);
8465     if (source == nil)
8466         [cell setAllSource];
8467     else
8468         [cell setSource:source];
8469
8470     return cell;
8471 }
8472
8473 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
8474     SectionsController *controller([[[SectionsController alloc]
8475         initWithDatabase:database_
8476         source:[self sourceAtIndexPath:indexPath]
8477     ] autorelease]);
8478
8479     [controller setDelegate:delegate_];
8480     [[self navigationController] pushViewController:controller animated:YES];
8481 }
8482
8483 - (BOOL) tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath {
8484     if ([indexPath section] != 1)
8485         return false;
8486     Source *source = [self sourceAtIndexPath:indexPath];
8487     return [source record] != nil;
8488 }
8489
8490 - (void) tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath {
8491     _assert([indexPath section] == 1);
8492     if (editingStyle ==  UITableViewCellEditingStyleDelete) {
8493         Source *source = [self sourceAtIndexPath:indexPath];
8494         if (source == nil) return;
8495
8496         [Sources_ removeObjectForKey:[source key]];
8497
8498         [delegate_ _saveConfig];
8499         [delegate_ reloadDataWithInvocation:nil];
8500     }
8501 }
8502
8503 - (void) tableView:(UITableView *)tableView didEndEditingRowAtIndexPath:(NSIndexPath *)indexPath {
8504     [self updateButtonsForEditingStatusAnimated:YES];
8505 }
8506
8507 - (void) complete {
8508     [delegate_ addTrivialSource:href_];
8509     href_ = nil;
8510
8511     [delegate_ syncData];
8512 }
8513
8514 - (NSString *) getWarning {
8515     NSString *href(href_);
8516     NSRange colon([href rangeOfString:@"://"]);
8517     if (colon.location != NSNotFound)
8518         href = [href substringFromIndex:(colon.location + 3)];
8519     href = [href stringByAddingPercentEscapes];
8520     href = [CydiaURL(@"api/repotag/") stringByAppendingString:href];
8521
8522     NSURL *url([NSURL URLWithString:href]);
8523
8524     NSStringEncoding encoding;
8525     NSError *error(nil);
8526
8527     if (NSString *warning = [NSString stringWithContentsOfURL:url usedEncoding:&encoding error:&error])
8528         return [warning length] == 0 ? nil : warning;
8529     return nil;
8530 }
8531
8532 - (void) _endConnection:(NSURLConnection *)connection {
8533     // XXX: the memory management in this method is horribly awkward
8534
8535     NSURLConnection **field = NULL;
8536     if (connection == trivial_bz2_)
8537         field = &trivial_bz2_;
8538     else if (connection == trivial_gz_)
8539         field = &trivial_gz_;
8540     _assert(field != NULL);
8541     [connection release];
8542     *field = nil;
8543
8544     if (
8545         trivial_bz2_ == nil &&
8546         trivial_gz_ == nil
8547     ) {
8548         NSString *warning(cydia_ ? [self yieldToSelector:@selector(getWarning)] : nil);
8549
8550         [delegate_ releaseNetworkActivityIndicator];
8551
8552         [delegate_ removeProgressHUD:hud_];
8553         hud_ = nil;
8554
8555         if (cydia_) {
8556             if (warning != nil) {
8557                 UIAlertView *alert = [[[UIAlertView alloc]
8558                     initWithTitle:UCLocalize("SOURCE_WARNING")
8559                     message:warning
8560                     delegate:self
8561                     cancelButtonTitle:UCLocalize("CANCEL")
8562                     otherButtonTitles:
8563                         UCLocalize("ADD_ANYWAY"),
8564                     nil
8565                 ] autorelease];
8566
8567                 [alert setContext:@"warning"];
8568                 [alert setNumberOfRows:1];
8569                 [alert show];
8570
8571                 // XXX: there used to be this great mechanism called yieldToPopup... who deleted it?
8572                 error_ = nil;
8573                 return;
8574             }
8575
8576             [self complete];
8577         } else if (error_ != nil) {
8578             UIAlertView *alert = [[[UIAlertView alloc]
8579                 initWithTitle:UCLocalize("VERIFICATION_ERROR")
8580                 message:[error_ localizedDescription]
8581                 delegate:self
8582                 cancelButtonTitle:UCLocalize("OK")
8583                 otherButtonTitles:nil
8584             ] autorelease];
8585
8586             [alert setContext:@"urlerror"];
8587             [alert show];
8588
8589             href_ = nil;
8590         } else {
8591             UIAlertView *alert = [[[UIAlertView alloc]
8592                 initWithTitle:UCLocalize("NOT_REPOSITORY")
8593                 message:UCLocalize("NOT_REPOSITORY_EX")
8594                 delegate:self
8595                 cancelButtonTitle:UCLocalize("OK")
8596                 otherButtonTitles:nil
8597             ] autorelease];
8598
8599             [alert setContext:@"trivial"];
8600             [alert show];
8601
8602             href_ = nil;
8603         }
8604
8605         error_ = nil;
8606     }
8607 }
8608
8609 - (void) connection:(NSURLConnection *)connection didReceiveResponse:(NSHTTPURLResponse *)response {
8610     switch ([response statusCode]) {
8611         case 200:
8612             cydia_ = YES;
8613     }
8614 }
8615
8616 - (void) connection:(NSURLConnection *)connection didFailWithError:(NSError *)error {
8617     lprintf("connection:\"%s\" didFailWithError:\"%s\"\n", [href_ UTF8String], [[error localizedDescription] UTF8String]);
8618     error_ = error;
8619     [self _endConnection:connection];
8620 }
8621
8622 - (void) connectionDidFinishLoading:(NSURLConnection *)connection {
8623     [self _endConnection:connection];
8624 }
8625
8626 - (NSURLConnection *) _requestHRef:(NSString *)href method:(NSString *)method {
8627     NSURL *url([NSURL URLWithString:href]);
8628
8629     NSMutableURLRequest *request = [NSMutableURLRequest
8630         requestWithURL:url
8631         cachePolicy:NSURLRequestUseProtocolCachePolicy
8632         timeoutInterval:10
8633     ];
8634
8635     [request setHTTPMethod:method];
8636
8637     if (Machine_ != NULL)
8638         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
8639
8640     if (UniqueID_ != nil)
8641         [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
8642
8643     if ([url isCydiaSecure]) {
8644         if (UniqueID_ != nil)
8645             [request setValue:UniqueID_ forHTTPHeaderField:@"X-Cydia-Id"];
8646     }
8647
8648     return [[[NSURLConnection alloc] initWithRequest:request delegate:self] autorelease];
8649 }
8650
8651 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
8652     NSString *context([alert context]);
8653
8654     if ([context isEqualToString:@"source"]) {
8655         switch (button) {
8656             case 1: {
8657                 NSString *href = [[alert textField] text];
8658                 href = VerifySource(href);
8659                 if (href == nil)
8660                     break;
8661                 href_ = href;
8662
8663                 trivial_bz2_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.bz2"] method:@"HEAD"] retain];
8664                 trivial_gz_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.gz"] method:@"HEAD"] retain];
8665
8666                 cydia_ = false;
8667
8668                 // XXX: this is stupid
8669                 hud_ = [delegate_ addProgressHUD];
8670                 [hud_ setText:UCLocalize("VERIFYING_URL")];
8671                 [delegate_ retainNetworkActivityIndicator];
8672             } break;
8673
8674             case 0:
8675             break;
8676
8677             _nodefault
8678         }
8679
8680         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8681     } else if ([context isEqualToString:@"trivial"])
8682         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8683     else if ([context isEqualToString:@"urlerror"])
8684         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8685     else if ([context isEqualToString:@"warning"]) {
8686         switch (button) {
8687             case 1:
8688                 [self performSelector:@selector(complete) withObject:nil afterDelay:0];
8689             break;
8690
8691             case 0:
8692             break;
8693
8694             _nodefault
8695         }
8696
8697         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8698     }
8699 }
8700
8701 - (void) updateButtonsForEditingStatusAnimated:(BOOL)animated {
8702     BOOL editing([list_ isEditing]);
8703
8704     if (editing)
8705         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8706             initWithTitle:UCLocalize("ADD")
8707             style:UIBarButtonItemStylePlain
8708             target:self
8709             action:@selector(addButtonClicked)
8710         ] autorelease] animated:animated];
8711     else if ([delegate_ updating])
8712         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8713             initWithTitle:UCLocalize("CANCEL")
8714             style:UIBarButtonItemStyleDone
8715             target:self
8716             action:@selector(cancelButtonClicked)
8717         ] autorelease] animated:animated];
8718     else
8719         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8720             initWithTitle:UCLocalize("REFRESH")
8721             style:UIBarButtonItemStylePlain
8722             target:self
8723             action:@selector(refreshButtonClicked)
8724         ] autorelease] animated:animated];
8725
8726     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8727         initWithTitle:(editing ? UCLocalize("DONE") : UCLocalize("EDIT"))
8728         style:(editing ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8729         target:self
8730         action:@selector(editButtonClicked)
8731     ] autorelease] animated:animated];
8732 }
8733
8734 - (void) loadView {
8735     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame] style:UITableViewStylePlain] autorelease];
8736     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8737     [list_ setRowHeight:53];
8738     [(UITableView *) list_ setDataSource:self];
8739     [list_ setDelegate:self];
8740     [self setView:list_];
8741 }
8742
8743 - (void) viewDidLoad {
8744     [super viewDidLoad];
8745
8746     [[self navigationItem] setTitle:UCLocalize("SOURCES")];
8747     [self updateButtonsForEditingStatusAnimated:NO];
8748 }
8749
8750 - (void) viewWillAppear:(BOOL)animated {
8751     [super viewWillAppear:animated];
8752
8753     [list_ setEditing:NO];
8754     [self updateButtonsForEditingStatusAnimated:NO];
8755 }
8756
8757 - (void) releaseSubviews {
8758     list_ = nil;
8759
8760     sources_ = nil;
8761
8762     [super releaseSubviews];
8763 }
8764
8765 - (id) initWithDatabase:(Database *)database {
8766     if ((self = [super init]) != nil) {
8767         database_ = database;
8768     } return self;
8769 }
8770
8771 - (void) reloadData {
8772     [super reloadData];
8773     [self updateButtonsForEditingStatusAnimated:YES];
8774
8775 @synchronized (database_) {
8776     era_ = [database_ era];
8777
8778     sources_ = [NSMutableArray arrayWithCapacity:16];
8779     [sources_ addObjectsFromArray:[database_ sources]];
8780     _trace();
8781     [sources_ sortUsingSelector:@selector(compareByName:)];
8782     _trace();
8783
8784     int count([sources_ count]);
8785     offset_ = 0;
8786     for (int i = 0; i != count; i++) {
8787         if ([[sources_ objectAtIndex:i] record] == nil)
8788             break;
8789         offset_++;
8790     }
8791
8792     [list_ reloadData];
8793 } }
8794
8795 - (void) showAddSourcePrompt {
8796     UIAlertView *alert = [[[UIAlertView alloc]
8797         initWithTitle:UCLocalize("ENTER_APT_URL")
8798         message:nil
8799         delegate:self
8800         cancelButtonTitle:UCLocalize("CANCEL")
8801         otherButtonTitles:
8802             UCLocalize("ADD_SOURCE"),
8803         nil
8804     ] autorelease];
8805
8806     [alert setContext:@"source"];
8807
8808     [alert setNumberOfRows:1];
8809     [alert addTextFieldWithValue:@"http://" label:@""];
8810
8811     UITextInputTraits *traits = [[alert textField] textInputTraits];
8812     [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
8813     [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
8814     [traits setKeyboardType:UIKeyboardTypeURL];
8815     // XXX: UIReturnKeyDone
8816     [traits setReturnKeyType:UIReturnKeyNext];
8817
8818     [alert show];
8819 }
8820
8821 - (void) addButtonClicked {
8822     [self showAddSourcePrompt];
8823 }
8824
8825 - (void) refreshButtonClicked {
8826     if ([delegate_ requestUpdate])
8827         [self updateButtonsForEditingStatusAnimated:YES];
8828 }
8829
8830 - (void) cancelButtonClicked {
8831     [delegate_ cancelUpdate];
8832 }
8833
8834 - (void) editButtonClicked {
8835     [list_ setEditing:![list_ isEditing] animated:YES];
8836     [self updateButtonsForEditingStatusAnimated:YES];
8837 }
8838
8839 @end
8840 /* }}} */
8841
8842 /* Stash Controller {{{ */
8843 @interface StashController : CyteViewController {
8844     _H<UIActivityIndicatorView> spinner_;
8845     _H<UILabel> status_;
8846     _H<UILabel> caption_;
8847 }
8848
8849 @end
8850
8851 @implementation StashController
8852
8853 - (void) loadView {
8854     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
8855     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
8856     [self setView:view];
8857
8858     [view setBackgroundColor:[UIColor viewFlipsideBackgroundColor]];
8859
8860     spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteLarge] autorelease];
8861     CGRect spinrect = [spinner_ frame];
8862     spinrect.origin.x = Retina([[self view] frame].size.width / 2 - spinrect.size.width / 2);
8863     spinrect.origin.y = [[self view] frame].size.height - 80.0f;
8864     [spinner_ setFrame:spinrect];
8865     [spinner_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin];
8866     [view addSubview:spinner_];
8867     [spinner_ startAnimating];
8868
8869     CGRect captrect;
8870     captrect.size.width = [[self view] frame].size.width;
8871     captrect.size.height = 40.0f;
8872     captrect.origin.x = 0;
8873     captrect.origin.y = Retina([[self view] frame].size.height / 2 - captrect.size.height * 2);
8874     caption_ = [[[UILabel alloc] initWithFrame:captrect] autorelease];
8875     [caption_ setText:UCLocalize("PREPARING_FILESYSTEM")];
8876     [caption_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8877     [caption_ setFont:[UIFont boldSystemFontOfSize:28.0f]];
8878     [caption_ setTextColor:[UIColor whiteColor]];
8879     [caption_ setBackgroundColor:[UIColor clearColor]];
8880     [caption_ setShadowColor:[UIColor blackColor]];
8881     [caption_ setTextAlignment:NSTextAlignmentCenter];
8882     [view addSubview:caption_];
8883
8884     CGRect statusrect;
8885     statusrect.size.width = [[self view] frame].size.width;
8886     statusrect.size.height = 30.0f;
8887     statusrect.origin.x = 0;
8888     statusrect.origin.y = Retina([[self view] frame].size.height / 2 - statusrect.size.height);
8889     status_ = [[[UILabel alloc] initWithFrame:statusrect] autorelease];
8890     [status_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8891     [status_ setText:UCLocalize("EXIT_WHEN_COMPLETE")];
8892     [status_ setFont:[UIFont systemFontOfSize:16.0f]];
8893     [status_ setTextColor:[UIColor whiteColor]];
8894     [status_ setBackgroundColor:[UIColor clearColor]];
8895     [status_ setShadowColor:[UIColor blackColor]];
8896     [status_ setTextAlignment:NSTextAlignmentCenter];
8897     [view addSubview:status_];
8898 }
8899
8900 - (void) releaseSubviews {
8901     spinner_ = nil;
8902     status_ = nil;
8903     caption_ = nil;
8904
8905     [super releaseSubviews];
8906 }
8907
8908 @end
8909 /* }}} */
8910
8911 @interface CYURLCache : SDURLCache {
8912 }
8913
8914 @end
8915
8916 @implementation CYURLCache
8917
8918 - (void) logEvent:(NSString *)event forRequest:(NSURLRequest *)request {
8919 #if !ForRelease
8920     if (false);
8921     else if ([event isEqualToString:@"no-cache"])
8922         event = @"!!!";
8923     else if ([event isEqualToString:@"store"])
8924         event = @">>>";
8925     else if ([event isEqualToString:@"invalid"])
8926         event = @"???";
8927     else if ([event isEqualToString:@"memory"])
8928         event = @"mem";
8929     else if ([event isEqualToString:@"disk"])
8930         event = @"ssd";
8931     else if ([event isEqualToString:@"miss"])
8932         event = @"---";
8933
8934     NSLog(@"%@: %@", event, [[request URL] absoluteString]);
8935 #endif
8936 }
8937
8938 - (void) storeCachedResponse:(NSCachedURLResponse *)cached forRequest:(NSURLRequest *)request {
8939     if (NSURLResponse *response = [cached response])
8940         if (NSString *mime = [response MIMEType])
8941             if ([mime isEqualToString:@"text/cache-manifest"]) {
8942                 NSURL *url([response URL]);
8943
8944 #if !ForRelease
8945                 NSLog(@"###: %@", [url absoluteString]);
8946 #endif
8947
8948                 @synchronized (HostConfig_) {
8949                     [CachedURLs_ addObject:url];
8950                 }
8951             }
8952
8953     [super storeCachedResponse:cached forRequest:request];
8954 }
8955
8956 - (void) createDiskCachePath {
8957     [super createDiskCachePath];
8958 }
8959
8960 @end
8961
8962 @interface Cydia : UIApplication <
8963     ConfirmationControllerDelegate,
8964     DatabaseDelegate,
8965     CydiaDelegate
8966 > {
8967     _H<UIWindow> window_;
8968     _H<CydiaTabBarController> tabbar_;
8969     _H<CyteTabBarController> emulated_;
8970     _H<AppCacheController> appcache_;
8971
8972     _H<NSMutableArray> essential_;
8973     _H<NSMutableArray> broken_;
8974
8975     Database *database_;
8976
8977     _H<NSURL> starturl_;
8978
8979     unsigned locked_;
8980     unsigned activity_;
8981
8982     _H<StashController> stash_;
8983
8984     bool loaded_;
8985 }
8986
8987 - (void) loadData;
8988
8989 @end
8990
8991 @implementation Cydia
8992
8993 - (void) lockSuspend {
8994     if (locked_++ == 0) {
8995         if ($SBSSetInterceptsMenuButtonForever != NULL)
8996             (*$SBSSetInterceptsMenuButtonForever)(true);
8997
8998         [self setIdleTimerDisabled:YES];
8999     }
9000 }
9001
9002 - (void) unlockSuspend {
9003     if (--locked_ == 0) {
9004         [self setIdleTimerDisabled:NO];
9005
9006         if ($SBSSetInterceptsMenuButtonForever != NULL)
9007             (*$SBSSetInterceptsMenuButtonForever)(false);
9008     }
9009 }
9010
9011 - (void) beginUpdate {
9012     [tabbar_ beginUpdate];
9013 }
9014
9015 - (void) cancelUpdate {
9016     [tabbar_ cancelUpdate];
9017 }
9018
9019 - (bool) requestUpdate {
9020     if (IsReachable("cydia.saurik.com")) {
9021         [self beginUpdate];
9022         return true;
9023     } else {
9024         UIAlertView *alert = [[[UIAlertView alloc]
9025             initWithTitle:[NSString stringWithFormat:Colon_, Error_, UCLocalize("REFRESH")]
9026             message:@"Host Unreachable" // XXX: Localize
9027             delegate:self
9028             cancelButtonTitle:UCLocalize("OK")
9029             otherButtonTitles:nil
9030         ] autorelease];
9031
9032         [alert setContext:@"norefresh"];
9033         [alert show];
9034
9035         return false;
9036     }
9037 }
9038
9039 - (BOOL) updating {
9040     return [tabbar_ updating];
9041 }
9042
9043 - (void) _loaded {
9044     if ([broken_ count] != 0) {
9045         int count = [broken_ count];
9046
9047         UIAlertView *alert = [[[UIAlertView alloc]
9048             initWithTitle:(count == 1 ? UCLocalize("HALFINSTALLED_PACKAGE") : [NSString stringWithFormat:UCLocalize("HALFINSTALLED_PACKAGES"), count])
9049             message:UCLocalize("HALFINSTALLED_PACKAGE_EX")
9050             delegate:self
9051             cancelButtonTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("FORCIBLY_CLEAR"), UCLocalize("UNSAFE")]
9052             otherButtonTitles:
9053                 UCLocalize("TEMPORARY_IGNORE"),
9054             nil
9055         ] autorelease];
9056
9057         [alert setContext:@"fixhalf"];
9058         [alert setNumberOfRows:2];
9059         [alert show];
9060     } else if (!Ignored_ && [essential_ count] != 0) {
9061         int count = [essential_ count];
9062
9063         UIAlertView *alert = [[[UIAlertView alloc]
9064             initWithTitle:(count == 1 ? UCLocalize("ESSENTIAL_UPGRADE") : [NSString stringWithFormat:UCLocalize("ESSENTIAL_UPGRADES"), count])
9065             message:UCLocalize("ESSENTIAL_UPGRADE_EX")
9066             delegate:self
9067             cancelButtonTitle:UCLocalize("TEMPORARY_IGNORE")
9068             otherButtonTitles:
9069                 UCLocalize("UPGRADE_ESSENTIAL"),
9070                 UCLocalize("COMPLETE_UPGRADE"),
9071             nil
9072         ] autorelease];
9073
9074         [alert setContext:@"upgrade"];
9075         [alert show];
9076     }
9077 }
9078
9079 - (void) returnToCydia {
9080     [self _loaded];
9081 }
9082
9083 - (void) reloadSpringBoard {
9084     if (kCFCoreFoundationVersionNumber >= 700) // XXX: iOS 6.x
9085         system("/bin/launchctl stop com.apple.backboardd");
9086     else
9087         system("/bin/launchctl stop com.apple.SpringBoard");
9088     sleep(15);
9089     system("/usr/bin/killall backboardd SpringBoard");
9090 }
9091
9092 - (void) _saveConfig {
9093     SaveConfig(database_);
9094 }
9095
9096 // Navigation controller for the queuing badge.
9097 - (UINavigationController *) queueNavigationController {
9098     NSArray *controllers = [tabbar_ viewControllers];
9099     return [controllers objectAtIndex:3];
9100 }
9101
9102 - (void) unloadData {
9103     [tabbar_ unloadData];
9104 }
9105
9106 - (void) _updateData {
9107     [self _saveConfig];
9108     [self unloadData];
9109
9110     UINavigationController *navigation = [self queueNavigationController];
9111
9112     id queuedelegate = nil;
9113     if ([[navigation viewControllers] count] > 0)
9114         queuedelegate = [[navigation viewControllers] objectAtIndex:0];
9115
9116     [queuedelegate queueStatusDidChange];
9117     [[navigation tabBarItem] setBadgeValue:(Queuing_ ? UCLocalize("Q_D") : nil)];
9118 }
9119
9120 - (void) _refreshIfPossible {
9121     NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
9122
9123     NSDate *update([[NSDictionary dictionaryWithContentsOfFile:@ CacheState_] objectForKey:@"LastUpdate"]);
9124
9125     bool recently = false;
9126     if (update != nil) {
9127         NSTimeInterval interval([update timeIntervalSinceNow]);
9128         if (interval > -(15*60))
9129             recently = true;
9130     }
9131
9132     // Don't automatic refresh if:
9133     //  - We already refreshed recently.
9134     //  - We already auto-refreshed this launch.
9135     //  - Auto-refresh is disabled.
9136     //  - Cydia's server is not reachable
9137     if (recently || loaded_ || ManualRefresh || !IsReachable("cydia.saurik.com")) {
9138         // If we are cancelling, we need to make sure it knows it's already loaded.
9139         loaded_ = true;
9140
9141         [self performSelectorOnMainThread:@selector(_loaded) withObject:nil waitUntilDone:NO];
9142     } else {
9143         // We are going to load, so remember that.
9144         loaded_ = true;
9145
9146         [tabbar_ performSelectorOnMainThread:@selector(beginUpdate) withObject:nil waitUntilDone:NO];
9147     }
9148
9149     [pool release];
9150 }
9151
9152 - (void) refreshIfPossible {
9153     [NSThread detachNewThreadSelector:@selector(_refreshIfPossible) toTarget:self withObject:nil];
9154 }
9155
9156 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
9157 _profile(reloadDataWithInvocation)
9158 @synchronized (self) {
9159     UIProgressHUD *hud(loaded_ ? [self addProgressHUD] : nil);
9160     if (hud != nil)
9161         [hud setText:UCLocalize("RELOADING_DATA")];
9162
9163     [database_ yieldToSelector:@selector(reloadDataWithInvocation:) withObject:invocation];
9164
9165     size_t changes(0);
9166
9167     [essential_ removeAllObjects];
9168     [broken_ removeAllObjects];
9169
9170     _profile(reloadDataWithInvocation$Essential)
9171     NSArray *packages([database_ packages]);
9172     for (Package *package in packages) {
9173         if ([package half])
9174             [broken_ addObject:package];
9175         if ([package upgradableAndEssential:YES] && ![package ignored]) {
9176             if ([package essential] && [package installed] != nil)
9177                 [essential_ addObject:package];
9178             ++changes;
9179         }
9180     }
9181     _end
9182
9183     UITabBarItem *changesItem = [[[tabbar_ viewControllers] objectAtIndex:2] tabBarItem];
9184     if (changes != 0) {
9185         _trace();
9186         NSString *badge([[NSNumber numberWithInt:changes] stringValue]);
9187         [changesItem setBadgeValue:badge];
9188         [changesItem setAnimatedBadge:([essential_ count] > 0)];
9189         [self setApplicationIconBadgeNumber:changes];
9190     } else {
9191         _trace();
9192         [changesItem setBadgeValue:nil];
9193         [changesItem setAnimatedBadge:NO];
9194         [self setApplicationIconBadgeNumber:0];
9195     }
9196
9197     Queuing_ = false;
9198     [self _updateData];
9199
9200     if (hud != nil)
9201         [self removeProgressHUD:hud];
9202 }
9203 _end
9204
9205     PrintTimes();
9206 }
9207
9208 - (void) updateData {
9209     [self _updateData];
9210 }
9211
9212 - (void) updateDataAndLoad {
9213     [self _updateData];
9214     if ([database_ progressDelegate] == nil)
9215         [self _loaded];
9216 }
9217
9218 - (void) update_ {
9219     [database_ update];
9220     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
9221 }
9222
9223 - (void) disemulate {
9224     if (emulated_ == nil)
9225         return;
9226
9227     if ([window_ respondsToSelector:@selector(setRootViewController:)])
9228         [window_ setRootViewController:tabbar_];
9229     else {
9230         [window_ addSubview:[tabbar_ view]];
9231         [[emulated_ view] removeFromSuperview];
9232     }
9233
9234     emulated_ = nil;
9235     [window_ setUserInteractionEnabled:YES];
9236 }
9237
9238 - (void) presentModalViewController:(UIViewController *)controller force:(BOOL)force {
9239     UINavigationController *navigation([[[UINavigationController alloc] initWithRootViewController:controller] autorelease]);
9240
9241     UIViewController *parent;
9242     if (emulated_ == nil)
9243         parent = tabbar_;
9244     else if (!force)
9245         parent = emulated_;
9246     else {
9247         [self disemulate];
9248         parent = tabbar_;
9249     }
9250
9251     if (IsWildcat_)
9252         [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
9253     [parent presentModalViewController:navigation animated:YES];
9254 }
9255
9256 - (ProgressController *) invokeNewProgress:(NSInvocation *)invocation forController:(UINavigationController *)navigation withTitle:(NSString *)title {
9257     ProgressController *progress([[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease]);
9258
9259     if (navigation != nil)
9260         [navigation pushViewController:progress animated:YES];
9261     else
9262         [self presentModalViewController:progress force:YES];
9263
9264     [progress invoke:invocation withTitle:title];
9265     return progress;
9266 }
9267
9268 - (void) detachNewProgressSelector:(SEL)selector toTarget:(id)target forController:(UINavigationController *)navigation title:(NSString *)title {
9269     [self invokeNewProgress:[NSInvocation invocationWithSelector:selector forTarget:target] forController:navigation withTitle:title];
9270 }
9271
9272 - (void) repairWithInvocation:(NSInvocation *)invocation {
9273     _trace();
9274     [self invokeNewProgress:invocation forController:nil withTitle:@"REPAIRING"];
9275     _trace();
9276 }
9277
9278 - (void) repairWithSelector:(SEL)selector {
9279     [self performSelectorOnMainThread:@selector(repairWithInvocation:) withObject:[NSInvocation invocationWithSelector:selector forTarget:database_] waitUntilDone:YES];
9280 }
9281
9282 - (void) reloadData {
9283     [self reloadDataWithInvocation:nil];
9284     if ([database_ progressDelegate] == nil)
9285         [self _loaded];
9286 }
9287
9288 - (void) syncData {
9289     [self _saveConfig];
9290     [self detachNewProgressSelector:@selector(update_) toTarget:self forController:nil title:@"UPDATING_SOURCES"];
9291 }
9292
9293 - (void) addSource:(NSDictionary *) source {
9294     CydiaAddSource(source);
9295 }
9296
9297 - (void) addSource:(NSString *)href withDistribution:(NSString *)distribution andSections:(NSArray *)sections {
9298     CydiaAddSource(href, distribution, sections);
9299 }
9300
9301 // XXX: this method should not return anything
9302 - (BOOL) addTrivialSource:(NSString *)href {
9303     CydiaAddSource(href, @"./");
9304     return YES;
9305 }
9306
9307 - (void) resolve {
9308     pkgProblemResolver *resolver = [database_ resolver];
9309
9310     resolver->InstallProtect();
9311     if (!resolver->Resolve(true))
9312         _error->Discard();
9313 }
9314
9315 - (bool) perform {
9316     // XXX: this is a really crappy way of doing this.
9317     // like, seriously: this state machine is still broken, and cancelling this here doesn't really /fix/ that.
9318     // for one, the user can still /start/ a reloading data event while they have a queue, which is stupid
9319     // for two, this just means there is a race condition between the refresh completing and the confirmation controller appearing.
9320     if ([tabbar_ updating])
9321         [tabbar_ cancelUpdate];
9322
9323     if (![database_ prepare])
9324         return false;
9325
9326     ConfirmationController *page([[[ConfirmationController alloc] initWithDatabase:database_] autorelease]);
9327     [page setDelegate:self];
9328     UINavigationController *confirm_([[[UINavigationController alloc] initWithRootViewController:page] autorelease]);
9329
9330     if (IsWildcat_)
9331         [confirm_ setModalPresentationStyle:UIModalPresentationFormSheet];
9332     [tabbar_ presentModalViewController:confirm_ animated:YES];
9333
9334     return true;
9335 }
9336
9337 - (void) queue {
9338     @synchronized (self) {
9339         [self perform];
9340     }
9341 }
9342
9343 - (void) clearPackage:(Package *)package {
9344     @synchronized (self) {
9345         [package clear];
9346         [self resolve];
9347         [self perform];
9348     }
9349 }
9350
9351 - (void) installPackages:(NSArray *)packages {
9352     @synchronized (self) {
9353         for (Package *package in packages)
9354             [package install];
9355         [self resolve];
9356         [self perform];
9357     }
9358 }
9359
9360 - (void) installPackage:(Package *)package {
9361     @synchronized (self) {
9362         [package install];
9363         [self resolve];
9364         [self perform];
9365     }
9366 }
9367
9368 - (void) removePackage:(Package *)package {
9369     @synchronized (self) {
9370         [package remove];
9371         [self resolve];
9372         [self perform];
9373     }
9374 }
9375
9376 - (void) distUpgrade {
9377     @synchronized (self) {
9378         if (![database_ upgrade])
9379             return;
9380         [self perform];
9381     }
9382 }
9383
9384 - (void) _uicache {
9385     _trace();
9386     system("/usr/bin/uicache");
9387     _trace();
9388 }
9389
9390 - (void) uicache {
9391     UIProgressHUD *hud([self addProgressHUD]);
9392     [hud setText:UCLocalize("LOADING")];
9393     [self yieldToSelector:@selector(_uicache)];
9394     [self removeProgressHUD:hud];
9395 }
9396
9397 - (void) perform_ {
9398     [database_ perform];
9399     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
9400     [self performSelectorOnMainThread:@selector(uicache) withObject:nil waitUntilDone:YES];
9401 }
9402
9403 - (void) confirmWithNavigationController:(UINavigationController *)navigation {
9404     Queuing_ = false;
9405     [self lockSuspend];
9406     [self detachNewProgressSelector:@selector(perform_) toTarget:self forController:navigation title:@"RUNNING"];
9407     [self unlockSuspend];
9408 }
9409
9410 - (void) retainNetworkActivityIndicator {
9411     if (activity_++ == 0)
9412         [self setNetworkActivityIndicatorVisible:YES];
9413
9414 #if TraceLogging
9415     NSLog(@"retainNetworkActivityIndicator->%d", activity_);
9416 #endif
9417 }
9418
9419 - (void) releaseNetworkActivityIndicator {
9420     if (--activity_ == 0)
9421         [self setNetworkActivityIndicatorVisible:NO];
9422
9423 #if TraceLogging
9424     NSLog(@"releaseNetworkActivityIndicator->%d", activity_);
9425 #endif
9426
9427 }
9428
9429 - (void) cancelAndClear:(bool)clear {
9430     @synchronized (self) {
9431         if (clear) {
9432             [database_ clear];
9433             Queuing_ = false;
9434         } else {
9435             Queuing_ = true;
9436         }
9437
9438         [self _updateData];
9439     }
9440 }
9441
9442 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
9443     NSString *context([alert context]);
9444
9445     if ([context isEqualToString:@"conffile"]) {
9446         FILE *input = [database_ input];
9447         if (button == [alert cancelButtonIndex])
9448             fprintf(input, "N\n");
9449         else if (button == [alert firstOtherButtonIndex])
9450             fprintf(input, "Y\n");
9451         fflush(input);
9452
9453         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9454     } else if ([context isEqualToString:@"fixhalf"]) {
9455         if (button == [alert cancelButtonIndex]) {
9456             @synchronized (self) {
9457                 for (Package *broken in (id) broken_) {
9458                     [broken remove];
9459                     NSString *id(ShellEscape([broken id]));
9460                     system([[NSString stringWithFormat:@"/usr/libexec/cydia/cydo /bin/rm -f"
9461                         " /var/lib/dpkg/info/%@.prerm"
9462                         " /var/lib/dpkg/info/%@.postrm"
9463                         " /var/lib/dpkg/info/%@.preinst"
9464                         " /var/lib/dpkg/info/%@.postinst"
9465                         " /var/lib/dpkg/info/%@.extrainst_"
9466                     "", id, id, id, id, id] UTF8String]);
9467                 }
9468
9469                 [self resolve];
9470                 [self perform];
9471             }
9472         } else if (button == [alert firstOtherButtonIndex]) {
9473             [broken_ removeAllObjects];
9474             [self _loaded];
9475         }
9476
9477         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9478     } else if ([context isEqualToString:@"upgrade"]) {
9479         if (button == [alert firstOtherButtonIndex]) {
9480             @synchronized (self) {
9481                 for (Package *essential in (id) essential_)
9482                     [essential install];
9483
9484                 [self resolve];
9485                 [self perform];
9486             }
9487         } else if (button == [alert firstOtherButtonIndex] + 1) {
9488             [self distUpgrade];
9489         } else if (button == [alert cancelButtonIndex]) {
9490             Ignored_ = YES;
9491         }
9492
9493         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9494     }
9495 }
9496
9497 - (void) system:(NSString *)command {
9498     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9499
9500     _trace();
9501     system([command UTF8String]);
9502     _trace();
9503
9504     [pool release];
9505 }
9506
9507 - (void) applicationWillSuspend {
9508     [database_ clean];
9509     [super applicationWillSuspend];
9510 }
9511
9512 - (BOOL) isSafeToSuspend {
9513     if (locked_ != 0) {
9514 #if !ForRelease
9515         NSLog(@"isSafeToSuspend: locked_ != 0");
9516 #endif
9517         return false;
9518     }
9519
9520     if ([tabbar_ modalViewController] != nil)
9521         return false;
9522
9523     // Use external process status API internally.
9524     // This is probably a really bad idea.
9525     // XXX: what is the point of this? does this solve anything at all?
9526     uint64_t status = 0;
9527     int notify_token;
9528     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
9529         notify_get_state(notify_token, &status);
9530         notify_cancel(notify_token);
9531     }
9532
9533     if (status != 0) {
9534 #if !ForRelease
9535         NSLog(@"isSafeToSuspend: status != 0");
9536 #endif
9537         return false;
9538     }
9539
9540 #if !ForRelease
9541     NSLog(@"isSafeToSuspend: -> true");
9542 #endif
9543     return true;
9544 }
9545
9546 - (void) suspendReturningToLastApp:(BOOL)returning {
9547     if ([self isSafeToSuspend])
9548         [super suspendReturningToLastApp:returning];
9549 }
9550
9551 - (void) suspend {
9552     if ([self isSafeToSuspend])
9553         [super suspend];
9554 }
9555
9556 - (void) applicationSuspend {
9557     if ([self isSafeToSuspend])
9558         [super applicationSuspend];
9559 }
9560
9561 - (void) applicationSuspend:(__GSEvent *)event {
9562     if ([self isSafeToSuspend])
9563         [super applicationSuspend:event];
9564 }
9565
9566 - (void) _animateSuspension:(BOOL)arg0 duration:(double)arg1 startTime:(double)arg2 scale:(float)arg3 {
9567     if ([self isSafeToSuspend])
9568         [super _animateSuspension:arg0 duration:arg1 startTime:arg2 scale:arg3];
9569 }
9570
9571 - (void) _setSuspended:(BOOL)value {
9572     if ([self isSafeToSuspend])
9573         [super _setSuspended:value];
9574 }
9575
9576 - (UIProgressHUD *) addProgressHUD {
9577     UIProgressHUD *hud([[[UIProgressHUD alloc] init] autorelease]);
9578     [hud setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
9579
9580     [window_ setUserInteractionEnabled:NO];
9581
9582     UIViewController *target(tabbar_);
9583     if (UIViewController *modal = [target modalViewController])
9584         target = modal;
9585
9586     [hud showInView:[target view]];
9587
9588     [self lockSuspend];
9589     return hud;
9590 }
9591
9592 - (void) removeProgressHUD:(UIProgressHUD *)hud {
9593     [self unlockSuspend];
9594     [hud hide];
9595     [hud removeFromSuperview];
9596     [window_ setUserInteractionEnabled:YES];
9597 }
9598
9599 - (CyteViewController *) pageForPackage:(NSString *)name withReferrer:(NSString *)referrer {
9600     return [[[CYPackageController alloc] initWithDatabase:database_ forPackage:name withReferrer:referrer] autorelease];
9601 }
9602
9603 - (CyteViewController *) pageForURL:(NSURL *)url forExternal:(BOOL)external withReferrer:(NSString *)referrer {
9604     NSString *scheme([[url scheme] lowercaseString]);
9605     if ([[url absoluteString] length] <= [scheme length] + 3)
9606         return nil;
9607     NSString *path([[url absoluteString] substringFromIndex:[scheme length] + 3]);
9608     NSArray *components([path componentsSeparatedByString:@"/"]);
9609
9610     if ([scheme isEqualToString:@"apptapp"] && [components count] > 0 && [[components objectAtIndex:0] isEqualToString:@"package"]) {
9611         CyteViewController *controller([self pageForPackage:[components objectAtIndex:1] withReferrer:referrer]);
9612         if (controller != nil)
9613             [controller setDelegate:self];
9614         return controller;
9615     }
9616
9617     if ([components count] < 1 || ![scheme isEqualToString:@"cydia"])
9618         return nil;
9619
9620     NSString *base([components objectAtIndex:0]);
9621
9622     CyteViewController *controller = nil;
9623
9624     if ([base isEqualToString:@"url"]) {
9625         // This kind of URL can contain slashes in the argument, so we can't parse them below.
9626         NSString *destination = [[url absoluteString] substringFromIndex:([scheme length] + [@"://" length] + [base length] + [@"/" length])];
9627         controller = [[[CydiaWebViewController alloc] initWithURL:[NSURL URLWithString:destination]] autorelease];
9628     } else if (!external && [components count] == 1) {
9629         if ([base isEqualToString:@"sources"]) {
9630             controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9631         }
9632
9633         if ([base isEqualToString:@"home"]) {
9634             controller = [[[HomeController alloc] init] autorelease];
9635         }
9636
9637         if ([base isEqualToString:@"sections"]) {
9638             controller = [[[SectionsController alloc] initWithDatabase:database_ source:nil] autorelease];
9639         }
9640
9641         if ([base isEqualToString:@"search"]) {
9642             controller = [[[SearchController alloc] initWithDatabase:database_ query:nil] autorelease];
9643         }
9644
9645         if ([base isEqualToString:@"changes"]) {
9646             controller = [[[ChangesController alloc] initWithDatabase:database_] autorelease];
9647         }
9648
9649         if ([base isEqualToString:@"installed"]) {
9650             controller = [[[InstalledController alloc] initWithDatabase:database_] autorelease];
9651         }
9652     } else if ([components count] == 2) {
9653         NSString *argument = [[components objectAtIndex:1] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
9654
9655         if ([base isEqualToString:@"package"]) {
9656             controller = [self pageForPackage:argument withReferrer:referrer];
9657         }
9658
9659         if (!external && [base isEqualToString:@"search"]) {
9660             controller = [[[SearchController alloc] initWithDatabase:database_ query:argument] autorelease];
9661         }
9662
9663         if (!external && [base isEqualToString:@"sections"]) {
9664             if ([argument isEqualToString:@"all"] || [argument isEqualToString:@"*"])
9665                 argument = nil;
9666             controller = [[[SectionController alloc] initWithDatabase:database_ source:nil section:argument] autorelease];
9667         }
9668
9669         if ([base isEqualToString:@"sources"]) {
9670             if ([argument isEqualToString:@"add"]) {
9671                 controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9672                 [(SourcesController *)controller showAddSourcePrompt];
9673             } else {
9674                 Source *source([database_ sourceWithKey:argument]);
9675                 controller = [[[SectionsController alloc] initWithDatabase:database_ source:source] autorelease];
9676             }
9677         }
9678
9679         if (!external && [base isEqualToString:@"launch"]) {
9680             [self launchApplicationWithIdentifier:argument suspended:NO];
9681             return nil;
9682         }
9683     } else if (!external && [components count] == 3) {
9684         NSString *arg1 = [[components objectAtIndex:1] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
9685         NSString *arg2 = [[components objectAtIndex:2] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
9686
9687         if ([base isEqualToString:@"package"]) {
9688             if ([arg2 isEqualToString:@"settings"]) {
9689                 controller = [[[PackageSettingsController alloc] initWithDatabase:database_ package:arg1] autorelease];
9690             } else if ([arg2 isEqualToString:@"files"]) {
9691                 if (Package *package = [database_ packageWithName:arg1]) {
9692                     controller = [[[FileTable alloc] initWithDatabase:database_] autorelease];
9693                     [(FileTable *)controller setPackage:package];
9694                 }
9695             }
9696         }
9697
9698         if ([base isEqualToString:@"sections"]) {
9699             Source *source([arg1 isEqualToString:@"*"] ? nil : [database_ sourceWithKey:arg1]);
9700             NSString *section([arg2 isEqualToString:@"*"] ? nil : arg2);
9701             controller = [[[SectionController alloc] initWithDatabase:database_ source:source section:section] autorelease];
9702         }
9703     }
9704
9705     [controller setDelegate:self];
9706     return controller;
9707 }
9708
9709 - (BOOL) openCydiaURL:(NSURL *)url forExternal:(BOOL)external {
9710     CyteViewController *page([self pageForURL:url forExternal:external withReferrer:nil]);
9711
9712     if (page != nil)
9713         [tabbar_ setUnselectedViewController:page];
9714
9715     return page != nil;
9716 }
9717
9718 - (void) applicationOpenURL:(NSURL *)url {
9719     [super applicationOpenURL:url];
9720
9721     if (!loaded_)
9722         starturl_ = url;
9723     else
9724         [self openCydiaURL:url forExternal:YES];
9725 }
9726
9727 - (void) applicationWillResignActive:(UIApplication *)application {
9728     // Stop refreshing if you get a phone call or lock the device.
9729     if ([tabbar_ updating])
9730         [tabbar_ cancelUpdate];
9731
9732     if ([[self superclass] instancesRespondToSelector:@selector(applicationWillResignActive:)])
9733         [super applicationWillResignActive:application];
9734 }
9735
9736 - (void) saveState {
9737     [[NSDictionary dictionaryWithObjectsAndKeys:
9738         @"InterfaceState", [tabbar_ navigationURLCollection],
9739         @"LastClosed", [NSDate date],
9740         @"InterfaceIndex", [NSNumber numberWithInt:[tabbar_ selectedIndex]],
9741     nil] writeToFile:@ SavedState_ atomically:YES];
9742
9743     [self _saveConfig];
9744 }
9745
9746 - (void) applicationWillTerminate:(UIApplication *)application {
9747     [self saveState];
9748 }
9749
9750 - (void) applicationDidEnterBackground:(UIApplication *)application {
9751     if (kCFCoreFoundationVersionNumber < 1000 && [self isSafeToSuspend])
9752         return [self terminateWithSuccess];
9753     Backgrounded_ = [NSDate date];
9754     [self saveState];
9755 }
9756
9757 - (void) applicationWillEnterForeground:(UIApplication *)application {
9758     if (Backgrounded_ == nil)
9759         return;
9760
9761     NSTimeInterval interval([Backgrounded_ timeIntervalSinceNow]);
9762
9763     if (interval <= -(30*60)) {
9764         [tabbar_ setSelectedIndex:0];
9765         [[[tabbar_ viewControllers] objectAtIndex:0] popToRootViewControllerAnimated:NO];
9766     }
9767
9768     if (interval <= -(15*60)) {
9769         if (IsReachable("cydia.saurik.com")) {
9770             [tabbar_ beginUpdate];
9771             [appcache_ reloadURLWithCache:YES];
9772         }
9773     }
9774
9775     if ([database_ delocked])
9776         [self reloadData];
9777 }
9778
9779 - (void) setConfigurationData:(NSString *)data {
9780     static RegEx conffile_r("'(.*)' '(.*)' ([01]) ([01])");
9781
9782     if (!conffile_r(data)) {
9783         lprintf("E:invalid conffile\n");
9784         return;
9785     }
9786
9787     NSString *ofile = conffile_r[1];
9788     //NSString *nfile = conffile_r[2];
9789
9790     UIAlertView *alert = [[[UIAlertView alloc]
9791         initWithTitle:UCLocalize("CONFIGURATION_UPGRADE")
9792         message:[NSString stringWithFormat:@"%@\n\n%@", UCLocalize("CONFIGURATION_UPGRADE_EX"), ofile]
9793         delegate:self
9794         cancelButtonTitle:UCLocalize("KEEP_OLD_COPY")
9795         otherButtonTitles:
9796             UCLocalize("ACCEPT_NEW_COPY"),
9797             // XXX: UCLocalize("SEE_WHAT_CHANGED"),
9798         nil
9799     ] autorelease];
9800
9801     [alert setContext:@"conffile"];
9802     [alert setNumberOfRows:2];
9803     [alert show];
9804 }
9805
9806 - (void) addStashController {
9807     [self lockSuspend];
9808     stash_ = [[[StashController alloc] init] autorelease];
9809     [window_ addSubview:[stash_ view]];
9810 }
9811
9812 - (void) removeStashController {
9813     [[stash_ view] removeFromSuperview];
9814     stash_ = nil;
9815     [self unlockSuspend];
9816 }
9817
9818 - (void) stash {
9819     [[UIApplication sharedApplication] setStatusBarStyle:UIStatusBarStyleBlackOpaque];
9820     UpdateExternalStatus(1);
9821     [self yieldToSelector:@selector(system:) withObject:@"/usr/libexec/cydia/cydo /usr/libexec/cydia/free.sh"];
9822     UpdateExternalStatus(0);
9823
9824     [self removeStashController];
9825     [self reloadSpringBoard];
9826 }
9827
9828 - (void) setupViewControllers {
9829     tabbar_ = [[[CydiaTabBarController alloc] initWithDatabase:database_] autorelease];
9830
9831     NSMutableArray *items;
9832     if (kCFCoreFoundationVersionNumber < 800) {
9833         items = [NSMutableArray arrayWithObjects:
9834             [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage imageNamed:@"home.png"] tag:0] autorelease],
9835             [[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage imageNamed:@"install.png"] tag:0] autorelease],
9836             [[[UITabBarItem alloc] initWithTitle:UCLocalize("CHANGES") image:[UIImage imageNamed:@"changes.png"] tag:0] autorelease],
9837             [[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage imageNamed:@"manage.png"] tag:0] autorelease],
9838             [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage imageNamed:@"search.png"] tag:0] autorelease],
9839         nil];
9840     } else {
9841         items = [NSMutableArray arrayWithObjects:
9842             [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage imageNamed:@"home7.png"] selectedImage:[UIImage imageNamed:@"home7s.png"]] autorelease],
9843             [[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage imageNamed:@"install7.png"] selectedImage:[UIImage imageNamed:@"install7s.png"]] autorelease],
9844             [[[UITabBarItem alloc] initWithTitle:UCLocalize("CHANGES") image:[UIImage imageNamed:@"changes7.png"] selectedImage:[UIImage imageNamed:@"changes7s.png"]] autorelease],
9845             [[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage imageNamed:@"manage7.png"] selectedImage:[UIImage imageNamed:@"manage7s.png"]] autorelease],
9846             [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage imageNamed:@"search7.png"] selectedImage:[UIImage imageNamed:@"search7s.png"]] autorelease],
9847         nil];
9848     }
9849
9850     NSMutableArray *controllers([NSMutableArray array]);
9851     for (UITabBarItem *item in items) {
9852         UINavigationController *controller([[[UINavigationController alloc] init] autorelease]);
9853         [controller setTabBarItem:item];
9854         [controllers addObject:controller];
9855     }
9856     [tabbar_ setViewControllers:controllers];
9857
9858     [tabbar_ setUpdateDelegate:self];
9859 }
9860
9861 - (void) _sendMemoryWarningNotification {
9862     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: maybe 4_0?
9863         [[NSNotificationCenter defaultCenter] postNotificationName:@"UIApplicationMemoryWarningNotification" object:[UIApplication sharedApplication]];
9864     else
9865         [[NSNotificationCenter defaultCenter] postNotificationName:@"UIApplicationDidReceiveMemoryWarningNotification" object:[UIApplication sharedApplication]];
9866 }
9867
9868 - (void) _sendMemoryWarningNotifications {
9869     while (true) {
9870         [self performSelectorOnMainThread:@selector(_sendMemoryWarningNotification) withObject:nil waitUntilDone:NO];
9871         sleep(2);
9872         //usleep(2000000);
9873     }
9874 }
9875
9876 - (void) applicationDidReceiveMemoryWarning:(UIApplication *)application {
9877     NSLog(@"--");
9878     [[NSURLCache sharedURLCache] removeAllCachedResponses];
9879 }
9880
9881 - (void) applicationDidFinishLaunching:(id)unused {
9882     //[NSThread detachNewThreadSelector:@selector(_sendMemoryWarningNotifications) toTarget:self withObject:nil];
9883
9884 _trace();
9885     if ([self respondsToSelector:@selector(setApplicationSupportsShakeToEdit:)])
9886         [self setApplicationSupportsShakeToEdit:NO];
9887
9888     @synchronized (HostConfig_) {
9889         [BridgedHosts_ addObject:[[NSURL URLWithString:CydiaURL(@"")] host]];
9890     }
9891
9892     [NSURLCache setSharedURLCache:[[[CYURLCache alloc]
9893         initWithMemoryCapacity:524288
9894         diskCapacity:10485760
9895         diskPath:Cache("SDURLCache")
9896     ] autorelease]];
9897
9898     [CydiaWebViewController _initialize];
9899
9900     [NSURLProtocol registerClass:[CydiaURLProtocol class]];
9901
9902     // this would disallow http{,s} URLs from accessing this data
9903     //[WebView registerURLSchemeAsLocal:@"cydia"];
9904
9905     Font12_ = [UIFont systemFontOfSize:12];
9906     Font12Bold_ = [UIFont boldSystemFontOfSize:12];
9907     Font14_ = [UIFont systemFontOfSize:14];
9908     Font18_ = [UIFont systemFontOfSize:18];
9909     Font18Bold_ = [UIFont boldSystemFontOfSize:18];
9910     Font22Bold_ = [UIFont boldSystemFontOfSize:22];
9911
9912     essential_ = [NSMutableArray arrayWithCapacity:4];
9913     broken_ = [NSMutableArray arrayWithCapacity:4];
9914
9915     // XXX: I really need this thing... like, seriously... I'm sorry
9916     appcache_ = [[[AppCacheController alloc] initWithURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/appcache/", UI_]]] autorelease];
9917     [appcache_ reloadData];
9918
9919     window_ = [[[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]] autorelease];
9920     [window_ orderFront:self];
9921     [window_ makeKey:self];
9922     [window_ setHidden:NO];
9923
9924     if (access("/.cydia_no_stash", F_OK) == 0);
9925     else {
9926
9927     if (false) stash: {
9928         [self addStashController];
9929         // XXX: this would be much cleaner as a yieldToSelector:
9930         // that way the removeStashController could happen right here inline
9931         // we also could no longer require the useless stash_ field anymore
9932         [self performSelector:@selector(stash) withObject:nil afterDelay:0];
9933         return;
9934     }
9935
9936     struct stat root;
9937     int error(stat("/", &root));
9938     _assert(error != -1);
9939
9940     #define Stash_(path) do { \
9941         struct stat folder; \
9942         int error(lstat((path), &folder)); \
9943         if (error != -1 && ( \
9944             folder.st_dev == root.st_dev && \
9945             S_ISDIR(folder.st_mode) \
9946         ) || error == -1 && ( \
9947             errno == ENOENT || \
9948             errno == ENOTDIR \
9949         )) goto stash; \
9950     } while (false)
9951
9952     Stash_("/Applications");
9953     Stash_("/Library/Ringtones");
9954     Stash_("/Library/Wallpaper");
9955     //Stash_("/usr/bin");
9956     Stash_("/usr/include");
9957     Stash_("/usr/share");
9958     //Stash_("/var/lib");
9959
9960     }
9961
9962     database_ = [Database sharedInstance];
9963     [database_ setDelegate:self];
9964
9965     [window_ setUserInteractionEnabled:NO];
9966     [self setupViewControllers];
9967
9968     CydiaLoadingViewController *loading([[[CydiaLoadingViewController alloc] init] autorelease]);
9969     UINavigationController *navigation([[[UINavigationController alloc] init] autorelease]);
9970     [navigation setViewControllers:[NSArray arrayWithObject:loading]];
9971
9972     emulated_ = [[[CyteTabBarController alloc] init] autorelease];
9973     [emulated_ setViewControllers:[NSArray arrayWithObject:navigation]];
9974     [emulated_ setSelectedIndex:0];
9975
9976     if ([emulated_ respondsToSelector:@selector(concealTabBarSelection)])
9977         [emulated_ concealTabBarSelection];
9978
9979     if ([window_ respondsToSelector:@selector(setRootViewController:)])
9980         [window_ setRootViewController:emulated_];
9981     else
9982         [window_ addSubview:[emulated_ view]];
9983
9984     [self performSelector:@selector(loadData) withObject:nil afterDelay:0];
9985 _trace();
9986 }
9987
9988 - (NSArray *) defaultStartPages {
9989     NSMutableArray *standard = [NSMutableArray array];
9990     [standard addObject:[NSArray arrayWithObject:@"cydia://home"]];
9991     [standard addObject:[NSArray arrayWithObject:@"cydia://sources"]];
9992     [standard addObject:[NSArray arrayWithObject:@"cydia://changes"]];
9993     [standard addObject:[NSArray arrayWithObject:@"cydia://installed"]];
9994     [standard addObject:[NSArray arrayWithObject:@"cydia://search"]];
9995     return standard;
9996 }
9997
9998 - (void) loadData {
9999 _trace();
10000     if ([emulated_ modalViewController] != nil)
10001         [emulated_ dismissModalViewControllerAnimated:YES];
10002     [window_ setUserInteractionEnabled:NO];
10003
10004     [self reloadDataWithInvocation:nil];
10005     [self refreshIfPossible];
10006     [self disemulate];
10007
10008     NSDictionary *state([NSDictionary dictionaryWithContentsOfFile:@ SavedState_]);
10009
10010     int savedIndex = [[state objectForKey:@"InterfaceIndex"] intValue];
10011     NSArray *saved = [[[state objectForKey:@"InterfaceState"] mutableCopy] autorelease];
10012     int standardIndex = 0;
10013     NSArray *standard = [self defaultStartPages];
10014
10015     BOOL valid = YES;
10016
10017     if (saved == nil)
10018         valid = NO;
10019
10020     NSDate *closed = [state objectForKey:@"LastClosed"];
10021     if (valid && closed != nil) {
10022         NSTimeInterval interval([closed timeIntervalSinceNow]);
10023         if (interval <= -(30*60))
10024             valid = NO;
10025     }
10026
10027     if (valid && [saved count] != [standard count])
10028         valid = NO;
10029
10030     if (valid) {
10031         for (unsigned int i = 0; i < [standard count]; i++) {
10032             NSArray *std = [standard objectAtIndex:i], *sav = [saved objectAtIndex:i];
10033             // XXX: The "hasPrefix" sanity check here could be, in theory, fooled,
10034             //      but it's good enough for now.
10035             if ([sav count] == 0 || ![[sav objectAtIndex:0] hasPrefix:[std objectAtIndex:0]]) {
10036                 valid = NO;
10037                 break;
10038             }
10039         }
10040     }
10041
10042     NSArray *items = nil;
10043     if (valid) {
10044         [tabbar_ setSelectedIndex:savedIndex];
10045         items = saved;
10046     } else {
10047         [tabbar_ setSelectedIndex:standardIndex];
10048         items = standard;
10049     }
10050
10051     for (unsigned int tab = 0; tab < [[tabbar_ viewControllers] count]; tab++) {
10052         NSArray *stack = [items objectAtIndex:tab];
10053         UINavigationController *navigation = [[tabbar_ viewControllers] objectAtIndex:tab];
10054         NSMutableArray *current = [NSMutableArray array];
10055
10056         for (unsigned int nav = 0; nav < [stack count]; nav++) {
10057             NSString *addr = [stack objectAtIndex:nav];
10058             NSURL *url = [NSURL URLWithString:addr];
10059             CyteViewController *page = [self pageForURL:url forExternal:NO withReferrer:nil];
10060             if (page != nil)
10061                 [current addObject:page];
10062         }
10063
10064         [navigation setViewControllers:current];
10065     }
10066
10067     // (Try to) show the startup URL.
10068     if (starturl_ != nil) {
10069         [self openCydiaURL:starturl_ forExternal:YES];
10070         starturl_ = nil;
10071     }
10072 }
10073
10074 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item {
10075     if (!IsWildcat_) {
10076        [sheet addButtonWithTitle:UCLocalize("CANCEL")];
10077        [sheet setCancelButtonIndex:[sheet numberOfButtons] - 1];
10078     }
10079
10080     if (item != nil && IsWildcat_) {
10081         [sheet showFromBarButtonItem:item animated:YES];
10082     } else {
10083         [sheet showInView:window_];
10084     }
10085 }
10086
10087 - (void) addProgressEvent:(CydiaProgressEvent *)event forTask:(NSString *)task {
10088     id<ProgressDelegate> progress([database_ progressDelegate] ?: [self invokeNewProgress:nil forController:nil withTitle:task]);
10089     [progress setTitle:task];
10090     [progress addProgressEvent:event];
10091 }
10092
10093 - (void) addProgressEventForTask:(NSArray *)data {
10094     CydiaProgressEvent *event([data objectAtIndex:0]);
10095     NSString *task([data count] < 2 ? nil : [data objectAtIndex:1]);
10096     [self addProgressEvent:event forTask:task];
10097 }
10098
10099 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task {
10100     [self performSelectorOnMainThread:@selector(addProgressEventForTask:) withObject:[NSArray arrayWithObjects:event, task, nil] waitUntilDone:YES];
10101 }
10102
10103 @end
10104
10105 /*IMP alloc_;
10106 id Alloc_(id self, SEL selector) {
10107     id object = alloc_(self, selector);
10108     lprintf("[%s]A-%p\n", self->isa->name, object);
10109     return object;
10110 }*/
10111
10112 /*IMP dealloc_;
10113 id Dealloc_(id self, SEL selector) {
10114     id object = dealloc_(self, selector);
10115     lprintf("[%s]D-%p\n", self->isa->name, object);
10116     return object;
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$, NSUserDefaults *self, SEL _cmd, NSString *key) {
10168     if ([key respondsToSelector:@selector(isEqualToString:)] && [key isEqualToString:@"WebKitLocalStorageDatabasePathPreferenceKey"])
10169         return Cache("LocalStorage");
10170     return _NSUserDefaults$objectForKey$(self, _cmd, key);
10171 }
10172
10173 static NSMutableDictionary *AutoreleaseDeepMutableCopyOfDictionary(CFTypeRef type) {
10174     if (type == NULL)
10175         return nil;
10176     if (CFGetTypeID(type) != CFDictionaryGetTypeID())
10177         return nil;
10178     CFTypeRef copy(CFPropertyListCreateDeepCopy(kCFAllocatorDefault, type, kCFPropertyListMutableContainers));
10179     CFRelease(type);
10180     return [(NSMutableDictionary *) copy autorelease];
10181 }
10182
10183 int main(int argc, char *argv[]) {
10184     int fd(open("/tmp/cydia.log", O_WRONLY | O_APPEND | O_CREAT, 0644));
10185     dup2(fd, 2);
10186     close(fd);
10187
10188     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
10189
10190     _trace();
10191
10192     UpdateExternalStatus(0);
10193
10194     UIScreen *screen([UIScreen mainScreen]);
10195     if ([screen respondsToSelector:@selector(scale)])
10196         ScreenScale_ = [screen scale];
10197     else
10198         ScreenScale_ = 1;
10199
10200     UIDevice *device([UIDevice currentDevice]);
10201     if ([device respondsToSelector:@selector(userInterfaceIdiom)]) {
10202         UIUserInterfaceIdiom idiom([device userInterfaceIdiom]);
10203         if (idiom == UIUserInterfaceIdiomPad)
10204             IsWildcat_ = true;
10205     }
10206
10207     Idiom_ = IsWildcat_ ? @"ipad" : @"iphone";
10208
10209     RegEx pattern("([0-9]+\\.[0-9]+).*");
10210
10211     if (pattern([device systemVersion]))
10212         Firmware_ = pattern[1];
10213     if (pattern(Cydia_))
10214         Major_ = pattern[1];
10215
10216     SessionData_ = [NSMutableDictionary dictionaryWithCapacity:4];
10217
10218     HostConfig_ = [[[NSObject alloc] init] autorelease];
10219     @synchronized (HostConfig_) {
10220         BridgedHosts_ = [NSMutableSet setWithCapacity:4];
10221         InsecureHosts_ = [NSMutableSet setWithCapacity:4];
10222         PipelinedHosts_ = [NSMutableSet setWithCapacity:4];
10223         CachedURLs_ = [NSMutableSet setWithCapacity:32];
10224     }
10225
10226     NSString *ui(@"ui/ios");
10227     if (Idiom_ != nil)
10228         ui = [ui stringByAppendingString:[NSString stringWithFormat:@"~%@", Idiom_]];
10229     ui = [ui stringByAppendingString:[NSString stringWithFormat:@"/%@", Major_]];
10230     UI_ = CydiaURL(ui);
10231
10232     PackageName = reinterpret_cast<CYString &(*)(Package *, SEL)>(method_getImplementation(class_getInstanceMethod([Package class], @selector(cyname))));
10233
10234     /* Library Hacks {{{ */
10235     class_addMethod(objc_getClass("DOMNodeList"), @selector(countByEnumeratingWithState:objects:count:), (IMP) &DOMNodeList$countByEnumeratingWithState$objects$count$, "I20@0:4^{NSFastEnumerationState}8^@12I16");
10236
10237     $WAKWindow = objc_getClass("WAKWindow");
10238     if ($WAKWindow != NULL)
10239         if (Method method = class_getInstanceMethod($WAKWindow, @selector(screenSize)))
10240             method_setImplementation(method, (IMP) &$WAKWindow$screenSize);
10241
10242     $NSURLConnection = objc_getClass("NSURLConnection");
10243     Method NSURLConnection$init$(class_getInstanceMethod($NSURLConnection, @selector(_initWithRequest:delegate:usesCache:maxContentLength:startImmediately:connectionProperties:)));
10244     if (NSURLConnection$init$ != NULL) {
10245         _NSURLConnection$init$ = reinterpret_cast<id (*)(NSURLConnection *, SEL, NSURLRequest *, id, BOOL, int64_t, BOOL, NSDictionary *)>(method_getImplementation(NSURLConnection$init$));
10246         method_setImplementation(NSURLConnection$init$, reinterpret_cast<IMP>(&$NSURLConnection$init$));
10247     }
10248
10249     $NSUserDefaults = objc_getClass("NSUserDefaults");
10250     Method NSUserDefaults$objectForKey$(class_getInstanceMethod($NSUserDefaults, @selector(objectForKey:)));
10251     if (NSUserDefaults$objectForKey$ != NULL) {
10252         _NSUserDefaults$objectForKey$ = reinterpret_cast<id (*)(NSUserDefaults *, SEL, NSString *)>(method_getImplementation(NSUserDefaults$objectForKey$));
10253         method_setImplementation(NSUserDefaults$objectForKey$, reinterpret_cast<IMP>(&$NSUserDefaults$objectForKey$));
10254     }
10255     /* }}} */
10256     /* Set Locale {{{ */
10257     Locale_ = CFLocaleCopyCurrent();
10258     Languages_ = [NSLocale preferredLanguages];
10259
10260     //CFStringRef locale(CFLocaleGetIdentifier(Locale_));
10261     //NSLog(@"%@", [Languages_ description]);
10262
10263     const char *lang;
10264     if (Locale_ != NULL)
10265         lang = [(NSString *) CFLocaleGetIdentifier(Locale_) UTF8String];
10266     else if (Languages_ != nil && [Languages_ count] != 0)
10267         lang = [[Languages_ objectAtIndex:0] UTF8String];
10268     else
10269         // XXX: consider just setting to C and then falling through?
10270         lang = NULL;
10271
10272     if (lang != NULL) {
10273         RegEx pattern("([a-z][a-z])(?:-[A-Za-z]*)?(_[A-Z][A-Z])?");
10274         lang = !pattern(lang) ? NULL : [pattern->*@"%1$@%2$@" UTF8String];
10275     }
10276
10277     NSLog(@"Setting Language: %s", lang);
10278
10279     if (lang != NULL) {
10280         setenv("LANG", lang, true);
10281         std::setlocale(LC_ALL, lang);
10282     }
10283     /* }}} */
10284     /* Index Collation {{{ */
10285     if (Class $UILocalizedIndexedCollation = objc_getClass("UILocalizedIndexedCollation")) { @try {
10286         NSBundle *bundle([NSBundle bundleForClass:$UILocalizedIndexedCollation]);
10287         NSString *path([bundle pathForResource:@"UITableViewLocalizedSectionIndex" ofType:@"plist"]);
10288         //path = @"/System/Library/Frameworks/UIKit.framework/.lproj/UITableViewLocalizedSectionIndex.plist";
10289         NSDictionary *dictionary([NSDictionary dictionaryWithContentsOfFile:path]);
10290         _H<UILocalizedIndexedCollation> collation([[[$UILocalizedIndexedCollation alloc] initWithDictionary:dictionary] autorelease]);
10291
10292         CollationLocale_ = MSHookIvar<NSLocale *>(collation, "_locale");
10293
10294         if (kCFCoreFoundationVersionNumber >= 800 && [[CollationLocale_ localeIdentifier] isEqualToString:@"zh@collation=stroke"]) {
10295             CollationThumbs_ = [NSArray arrayWithObjects:@"1",@"•",@"4",@"•",@"7",@"•",@"10",@"•",@"13",@"•",@"16",@"•",@"19",@"A",@"•",@"E",@"•",@"I",@"•",@"M",@"•",@"R",@"•",@"V",@"•",@"Z",@"#",nil];
10296             for (NSInteger offset : (NSInteger[]) {0,1,3,4,6,7,9,10,12,13,15,16,18,25,26,29,30,33,34,37,38,42,43,46,47,50,51})
10297                 CollationOffset_.push_back(offset);
10298             CollationTitles_ = [NSArray arrayWithObjects:@"1 畫",@"2 畫",@"3 畫",@"4 畫",@"5 畫",@"6 畫",@"7 畫",@"8 畫",@"9 畫",@"10 畫",@"11 畫",@"12 畫",@"13 畫",@"14 畫",@"15 畫",@"16 畫",@"17 畫",@"18 畫",@"19 畫",@"20 畫",@"21 畫",@"22 畫",@"23 畫",@"24 畫",@"25 畫以上",@"A",@"B",@"C",@"D",@"E",@"F",@"G",@"H",@"I",@"J",@"K",@"L",@"M",@"N",@"O",@"P",@"Q",@"R",@"S",@"T",@"U",@"V",@"W",@"X",@"Y",@"Z",@"#",nil];
10299             CollationStarts_ = [NSArray arrayWithObjects:@"一",@"丁",@"丈",@"不",@"且",@"丞",@"串",@"並",@"亭",@"乘",@"乾",@"傀",@"亂",@"僎",@"僵",@"儐",@"償",@"叢",@"儳",@"嚴",@"儷",@"儻",@"囌",@"囑",@"廳",@"a",@"b",@"c",@"d",@"e",@"f",@"g",@"h",@"i",@"j",@"k",@"l",@"m",@"n",@"o",@"p",@"q",@"r",@"s",@"t",@"u",@"v",@"w",@"x",@"y",@"z",@"ʒ",nil];
10300         } else {
10301
10302         CollationThumbs_ = [collation sectionIndexTitles];
10303         for (size_t index(0), end([CollationThumbs_ count]); index != end; ++index)
10304             CollationOffset_.push_back([collation sectionForSectionIndexTitleAtIndex:index]);
10305
10306         CollationTitles_ = [collation sectionTitles];
10307         CollationStarts_ = MSHookIvar<NSArray *>(collation, "_sectionStartStrings");
10308
10309         NSString *&transform(MSHookIvar<NSString *>(collation, "_transform"));
10310         if (&transform != NULL && transform != nil) {
10311             /*if ([collation respondsToSelector:@selector(transformedCollationStringForString:)])
10312                 CollationModify_ = [=](NSString *value) { return [collation transformedCollationStringForString:value]; };*/
10313             const UChar *uid(reinterpret_cast<const UChar *>([transform cStringUsingEncoding:NSUnicodeStringEncoding]));
10314             UErrorCode code(U_ZERO_ERROR);
10315             CollationTransl_ = utrans_openU(uid, -1, UTRANS_FORWARD, NULL, 0, NULL, &code);
10316             if (!U_SUCCESS(code))
10317                 NSLog(@"%s", u_errorName(code));
10318         }
10319
10320         }
10321     } @catch (NSException *e) {
10322         NSLog(@"%@", e);
10323         goto hard;
10324     } } else hard: {
10325         CollationLocale_ = [[[NSLocale alloc] initWithLocaleIdentifier:@"en@collation=dictionary"] autorelease];
10326
10327         CollationThumbs_ = [NSArray arrayWithObjects:@"A",@"B",@"C",@"D",@"E",@"F",@"G",@"H",@"I",@"J",@"K",@"L",@"M",@"N",@"O",@"P",@"Q",@"R",@"S",@"T",@"U",@"V",@"W",@"X",@"Y",@"Z",@"#",nil];
10328         for (NSInteger offset(0); offset != 28; ++offset)
10329             CollationOffset_.push_back(offset);
10330
10331         CollationTitles_ = [NSArray arrayWithObjects:@"A",@"B",@"C",@"D",@"E",@"F",@"G",@"H",@"I",@"J",@"K",@"L",@"M",@"N",@"O",@"P",@"Q",@"R",@"S",@"T",@"U",@"V",@"W",@"X",@"Y",@"Z",@"#",nil];
10332         CollationStarts_ = [NSArray arrayWithObjects:@"a",@"b",@"c",@"d",@"e",@"f",@"g",@"h",@"i",@"j",@"k",@"l",@"m",@"n",@"o",@"p",@"q",@"r",@"s",@"t",@"u",@"v",@"w",@"x",@"y",@"z",@"ʒ",nil];
10333     }
10334     /* }}} */
10335     /* Parse Arguments {{{ */
10336     bool substrate(false);
10337
10338     if (argc != 0) {
10339         char **args(argv);
10340         int arge(1);
10341
10342         for (int argi(1); argi != argc; ++argi)
10343             if (strcmp(argv[argi], "--") == 0) {
10344                 arge = argi;
10345                 argv[argi] = argv[0];
10346                 argv += argi;
10347                 argc -= argi;
10348                 break;
10349             }
10350
10351         for (int argi(1); argi != arge; ++argi)
10352             if (strcmp(args[argi], "--substrate") == 0)
10353                 substrate = true;
10354             else
10355                 fprintf(stderr, "unknown argument: %s\n", args[argi]);
10356     }
10357     /* }}} */
10358
10359     App_ = [[NSBundle mainBundle] bundlePath];
10360     Advanced_ = YES;
10361
10362     Cache_ = [[NSString stringWithFormat:@"%@/Library/Caches/com.saurik.Cydia", @"/var/mobile"] retain];
10363     mkdir([Cache_ UTF8String], 0755);
10364
10365     /*Method alloc = class_getClassMethod([NSObject class], @selector(alloc));
10366     alloc_ = alloc->method_imp;
10367     alloc->method_imp = (IMP) &Alloc_;*/
10368
10369     /*Method dealloc = class_getClassMethod([NSObject class], @selector(dealloc));
10370     dealloc_ = dealloc->method_imp;
10371     dealloc->method_imp = (IMP) &Dealloc_;*/
10372
10373     void *gestalt(dlopen("/usr/lib/libMobileGestalt.dylib", RTLD_GLOBAL | RTLD_LAZY));
10374     $MGCopyAnswer = reinterpret_cast<CFStringRef (*)(CFStringRef)>(dlsym(gestalt, "MGCopyAnswer"));
10375
10376     /* System Information {{{ */
10377     size_t size;
10378
10379     int maxproc;
10380     size = sizeof(maxproc);
10381     if (sysctlbyname("kern.maxproc", &maxproc, &size, NULL, 0) == -1)
10382         perror("sysctlbyname(\"kern.maxproc\", ?)");
10383     else if (maxproc < 64) {
10384         maxproc = 64;
10385         if (sysctlbyname("kern.maxproc", NULL, NULL, &maxproc, sizeof(maxproc)) == -1)
10386             perror("sysctlbyname(\"kern.maxproc\", #)");
10387     }
10388
10389     sysctlbyname("kern.osversion", NULL, &size, NULL, 0);
10390     char *osversion = new char[size];
10391     if (sysctlbyname("kern.osversion", osversion, &size, NULL, 0) == -1)
10392         perror("sysctlbyname(\"kern.osversion\", ?)");
10393     else
10394         System_ = [NSString stringWithUTF8String:osversion];
10395
10396     sysctlbyname("hw.machine", NULL, &size, NULL, 0);
10397     char *machine = new char[size];
10398     if (sysctlbyname("hw.machine", machine, &size, NULL, 0) == -1)
10399         perror("sysctlbyname(\"hw.machine\", ?)");
10400     else
10401         Machine_ = machine;
10402
10403     int64_t usermem(0);
10404     size = sizeof(usermem);
10405     if (sysctlbyname("hw.usermem", &usermem, &size, NULL, 0) == -1)
10406         usermem = 0;
10407
10408     SerialNumber_ = (NSString *) CYIOGetValue("IOService:/", @"IOPlatformSerialNumber");
10409     ChipID_ = [CYHex((NSData *) CYIOGetValue("IODeviceTree:/chosen", @"unique-chip-id"), true) uppercaseString];
10410     BBSNum_ = CYHex((NSData *) CYIOGetValue("IOService:/AppleARMPE/baseband", @"snum"), false);
10411
10412     UniqueID_ = UniqueIdentifier(device);
10413
10414     if (NSDictionary *info = [NSDictionary dictionaryWithContentsOfFile:@"/Applications/MobileSafari.app/Info.plist"]) {
10415         Product_ = [info objectForKey:@"SafariProductVersion"];
10416         Safari_ = [info objectForKey:@"CFBundleVersion"];
10417     }
10418
10419     NSString *agent([NSString stringWithFormat:@"Cydia/%@ CyF/%.2f", Cydia_, kCFCoreFoundationVersionNumber]);
10420
10421     if (RegEx match = RegEx("([0-9]+(\\.[0-9]+)+).*", Safari_))
10422         agent = [NSString stringWithFormat:@"Safari/%@ %@", match[1], agent];
10423     if (RegEx match = RegEx("([0-9]+[A-Z][0-9]+[a-z]?).*", System_))
10424         agent = [NSString stringWithFormat:@"Mobile/%@ %@", match[1], agent];
10425     if (RegEx match = RegEx("([0-9]+(\\.[0-9]+)+).*", Product_))
10426         agent = [NSString stringWithFormat:@"Version/%@ %@", match[1], agent];
10427
10428     UserAgent_ = agent;
10429     /* }}} */
10430     /* Load Database {{{ */
10431     SectionMap_ = [[[NSDictionary alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"Sections" ofType:@"plist"]] autorelease];
10432
10433     _trace();
10434     mkdir("/var/mobile/Library/Cydia", 0755);
10435     MetaFile_.Open("/var/mobile/Library/Cydia/metadata.cb0");
10436     _trace();
10437
10438     Values_ = AutoreleaseDeepMutableCopyOfDictionary(CFPreferencesCopyAppValue(CFSTR("CydiaValues"), CFSTR("com.saurik.Cydia")));
10439     Sections_ = AutoreleaseDeepMutableCopyOfDictionary(CFPreferencesCopyAppValue(CFSTR("CydiaSections"), CFSTR("com.saurik.Cydia")));
10440     Sources_ = AutoreleaseDeepMutableCopyOfDictionary(CFPreferencesCopyAppValue(CFSTR("CydiaSources"), CFSTR("com.saurik.Cydia")));
10441     Version_ = [(NSNumber *) CFPreferencesCopyAppValue(CFSTR("CydiaVersion"), CFSTR("com.saurik.Cydia")) autorelease];
10442
10443     _trace();
10444     NSDictionary *metadata([[[NSMutableDictionary alloc] initWithContentsOfFile:@"/var/lib/cydia/metadata.plist"] autorelease]);
10445
10446     if (Values_ == nil)
10447         Values_ = [metadata objectForKey:@"Values"];
10448     if (Values_ == nil)
10449         Values_ = [[[NSMutableDictionary alloc] initWithCapacity:4] autorelease];
10450
10451     if (Sections_ == nil)
10452         Sections_ = [metadata objectForKey:@"Sections"];
10453     if (Sections_ == nil)
10454         Sections_ = [[[NSMutableDictionary alloc] initWithCapacity:32] autorelease];
10455
10456     if (Sources_ == nil)
10457         Sources_ = [metadata objectForKey:@"Sources"];
10458     if (Sources_ == nil)
10459         Sources_ = [[[NSMutableDictionary alloc] initWithCapacity:0] autorelease];
10460
10461     // XXX: this wrong, but in a way that doesn't matter :/
10462     if (Version_ == nil)
10463         Version_ = [metadata objectForKey:@"Version"];
10464     if (Version_ == nil)
10465         Version_ = [NSNumber numberWithUnsignedInt:0];
10466
10467     if (NSDictionary *packages = [metadata objectForKey:@"Packages"]) {
10468         bool fail(false);
10469         CFDictionaryApplyFunction((CFDictionaryRef) packages, &PackageImport, &fail);
10470         _trace();
10471         if (fail)
10472             NSLog(@"unable to import package preferences... from 2010? oh well :/");
10473     }
10474
10475     if ([Version_ unsignedIntValue] == 0) {
10476         CydiaAddSource(@"http://apt.thebigboss.org/repofiles/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10477         CydiaAddSource(@"http://apt.modmyi.com/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10478         CydiaAddSource(@"http://cydia.zodttd.com/repo/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10479         CydiaAddSource(@"http://repo666.ultrasn0w.com/", @"./");
10480
10481         Version_ = [NSNumber numberWithUnsignedInt:1];
10482
10483         if (NSMutableDictionary *cache = [NSMutableDictionary dictionaryWithContentsOfFile:@ CacheState_]) {
10484             [cache removeObjectForKey:@"LastUpdate"];
10485             [cache writeToFile:@ CacheState_ atomically:YES];
10486         }
10487     }
10488
10489     _H<NSMutableArray> broken([NSMutableArray array]);
10490     for (NSString *key in (id) Sources_)
10491         if ([key rangeOfCharacterFromSet:[NSCharacterSet characterSetWithCharactersInString:@"# "]].location != NSNotFound || ![([[Sources_ objectForKey:key] objectForKey:@"URI"] ?: @"/") hasSuffix:@"/"])
10492             [broken addObject:key];
10493     if ([broken count] != 0)
10494         for (NSString *key in (id) broken)
10495             [Sources_ removeObjectForKey:key];
10496     broken = nil;
10497
10498     SaveConfig(nil);
10499     system("/usr/libexec/cydia/cydo /bin/rm -f /var/lib/cydia/metadata.plist");
10500     /* }}} */
10501
10502     Finishes_ = [NSArray arrayWithObjects:@"return", @"reopen", @"restart", @"reload", @"reboot", nil];
10503
10504     if (kCFCoreFoundationVersionNumber > 1000)
10505         system("/usr/libexec/cydia/cydo /usr/libexec/cydia/setnsfpn /var/lib");
10506
10507     int version([[NSString stringWithContentsOfFile:@"/var/lib/cydia/firmware.ver"] intValue]);
10508
10509     if (access("/User", F_OK) != 0 || version != 6) {
10510         _trace();
10511         system("/usr/libexec/cydia/cydo /usr/libexec/cydia/firmware.sh");
10512         _trace();
10513     }
10514
10515     if (access("/tmp/cydia.chk", F_OK) == 0) {
10516         if (unlink([Cache("pkgcache.bin") UTF8String]) == -1)
10517             _assert(errno == ENOENT);
10518         if (unlink([Cache("srcpkgcache.bin") UTF8String]) == -1)
10519             _assert(errno == ENOENT);
10520     }
10521
10522     system("/usr/libexec/cydia/cydo /bin/ln -sf /var/mobile/Library/Caches/com.saurik.Cydia/sources.list /etc/apt/sources.list.d/cydia.list");
10523
10524     /* APT Initialization {{{ */
10525     _assert(pkgInitConfig(*_config));
10526     _assert(pkgInitSystem(*_config, _system));
10527
10528     if (lang != NULL)
10529         _config->Set("APT::Acquire::Translation", lang);
10530
10531     // XXX: this timeout might be important :(
10532     //_config->Set("Acquire::http::Timeout", 15);
10533
10534     _config->Set("Acquire::http::MaxParallel", usermem >= 384 * 1024 * 1024 ? 16 : 3);
10535
10536     mkdir([Cache("archives") UTF8String], 0755);
10537     mkdir([Cache("archives/partial") UTF8String], 0755);
10538     _config->Set("Dir::Cache", [Cache_ UTF8String]);
10539
10540     symlink("/var/lib/apt/extended_states", [Cache("extended_states") UTF8String]);
10541     _config->Set("Dir::State", [Cache_ UTF8String]);
10542
10543     mkdir([Cache("lists") UTF8String], 0755);
10544     mkdir([Cache("lists/partial") UTF8String], 0755);
10545     mkdir([Cache("periodic") UTF8String], 0755);
10546     _config->Set("Dir::State::Lists", [Cache("lists") UTF8String]);
10547
10548     std::string logs("/var/mobile/Library/Logs/Cydia");
10549     mkdir(logs.c_str(), 0755);
10550     _config->Set("Dir::Log::Terminal", logs + "/apt.log");
10551
10552     _config->Set("Dir::Bin::dpkg", "/usr/libexec/cydia/cydo");
10553     /* }}} */
10554     /* Color Choices {{{ */
10555     space_ = CGColorSpaceCreateDeviceRGB();
10556
10557     Blue_.Set(space_, 0.2, 0.2, 1.0, 1.0);
10558     Blueish_.Set(space_, 0x19/255.f, 0x32/255.f, 0x50/255.f, 1.0);
10559     Black_.Set(space_, 0.0, 0.0, 0.0, 1.0);
10560     Folder_.Set(space_, 0x8e/255.f, 0x8e/255.f, 0x93/255.f, 1.0);
10561     Off_.Set(space_, 0.9, 0.9, 0.9, 1.0);
10562     White_.Set(space_, 1.0, 1.0, 1.0, 1.0);
10563     Gray_.Set(space_, 0.4, 0.4, 0.4, 1.0);
10564     Green_.Set(space_, 0.0, 0.5, 0.0, 1.0);
10565     Purple_.Set(space_, 0.0, 0.0, 0.7, 1.0);
10566     Purplish_.Set(space_, 0.4, 0.4, 0.8, 1.0);
10567
10568     InstallingColor_ = [UIColor colorWithRed:0.88f green:1.00f blue:0.88f alpha:1.00f];
10569     RemovingColor_ = [UIColor colorWithRed:1.00f green:0.88f blue:0.88f alpha:1.00f];
10570     /* }}}*/
10571     /* UIKit Configuration {{{ */
10572     // XXX: I have a feeling this was important
10573     //UIKeyboardDisableAutomaticAppearance();
10574     /* }}} */
10575
10576     $SBSSetInterceptsMenuButtonForever = reinterpret_cast<void (*)(bool)>(dlsym(RTLD_DEFAULT, "SBSSetInterceptsMenuButtonForever"));
10577     $SBSCopyIconImagePNGDataForDisplayIdentifier = reinterpret_cast<NSData *(*)(NSString *)>(dlsym(RTLD_DEFAULT, "SBSCopyIconImagePNGDataForDisplayIdentifier"));
10578
10579     const char *symbol(kCFCoreFoundationVersionNumber >= 800 ? "MGGetBoolAnswer" : "GSSystemHasCapability");
10580     BOOL (*GSSystemHasCapability)(CFStringRef) = reinterpret_cast<BOOL (*)(CFStringRef)>(dlsym(RTLD_DEFAULT, symbol));
10581     bool fast = GSSystemHasCapability != NULL && GSSystemHasCapability(CFSTR("armv7"));
10582
10583     PulseInterval_ = fast ? 50000 : 500000;
10584
10585     Colon_ = UCLocalize("COLON_DELIMITED");
10586     Elision_ = UCLocalize("ELISION");
10587     Error_ = UCLocalize("ERROR");
10588     Warning_ = UCLocalize("WARNING");
10589
10590     _trace();
10591     int value(UIApplicationMain(argc, argv, @"Cydia", @"Cydia"));
10592
10593     CGColorSpaceRelease(space_);
10594     CFRelease(Locale_);
10595
10596     [pool release];
10597     return value;
10598 }