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     if (NSString *section = [self section])
2773         return LocalizeSection(section);
2774     else
2775         return nil;
2776 }
2777
2778 - (NSString *) shortSection {
2779     return [[NSBundle mainBundle] localizedStringForKey:[self simpleSection] value:nil table:@"Sections"];
2780 }
2781
2782 - (NSString *) uri {
2783     return nil;
2784 #if 0
2785     pkgIndexFile *index;
2786     pkgCache::PkgFileIterator file(file_.File());
2787     if (![database_ list].FindIndex(file, index))
2788         return nil;
2789     return [NSString stringWithUTF8String:iterator_->Path];
2790     //return [NSString stringWithUTF8String:file.Site()];
2791     //return [NSString stringWithUTF8String:index->ArchiveURI(file.FileName()).c_str()];
2792 #endif
2793 }
2794
2795 - (MIMEAddress *) maintainer {
2796 @synchronized (database_) {
2797     if ([database_ era] != era_ || file_.end())
2798         return nil;
2799
2800     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2801     const std::string &maintainer(parser->Maintainer());
2802     return maintainer.empty() ? nil : [MIMEAddress addressWithString:[NSString stringWithUTF8String:maintainer.c_str()]];
2803 } }
2804
2805 - (NSString *) md5sum {
2806     return parsed_ == NULL ? nil : (id) parsed_->md5sum_;
2807 }
2808
2809 - (size_t) size {
2810 @synchronized (database_) {
2811     if ([database_ era] != era_ || version_.end())
2812         return 0;
2813
2814     return version_->InstalledSize;
2815 } }
2816
2817 - (NSString *) longDescription {
2818 @synchronized (database_) {
2819     if ([database_ era] != era_ || file_.end())
2820         return nil;
2821
2822     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2823     NSString *description([NSString stringWithUTF8String:parser->LongDesc().c_str()]);
2824
2825     NSArray *lines = [description componentsSeparatedByString:@"\n"];
2826     NSMutableArray *trimmed = [NSMutableArray arrayWithCapacity:([lines count] - 1)];
2827     if ([lines count] < 2)
2828         return nil;
2829
2830     NSCharacterSet *whitespace = [NSCharacterSet whitespaceCharacterSet];
2831     for (size_t i(1), e([lines count]); i != e; ++i) {
2832         NSString *trim = [[lines objectAtIndex:i] stringByTrimmingCharactersInSet:whitespace];
2833         [trimmed addObject:trim];
2834     }
2835
2836     return [trimmed componentsJoinedByString:@"\n"];
2837 } }
2838
2839 - (NSString *) shortDescription {
2840     if (parsed_ != NULL)
2841         return static_cast<NSString *>(parsed_->tagline_);
2842
2843 @synchronized (database_) {
2844     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2845
2846     const char *start, *end;
2847     if (!parser.ShortDesc(start, end))
2848         return nil;
2849
2850     if (end - start > 200)
2851         end = start + 200;
2852
2853     /*
2854     if (const char *stop = reinterpret_cast<const char *>(memchr(start, '\n', end - start)))
2855         end = stop;
2856
2857     while (end != start && end[-1] == '\r')
2858         --end;
2859     */
2860
2861     return [(id) CYStringCreate(start, end - start) autorelease];
2862 } }
2863
2864 - (unichar) index {
2865     _profile(Package$index)
2866         CFStringRef name((CFStringRef) [self name]);
2867         if (CFStringGetLength(name) == 0)
2868             return '#';
2869         UniChar character(CFStringGetCharacterAtIndex(name, 0));
2870         if (!CFUniCharIsMemberOf(character, kCFUniCharLetterCharacterSet))
2871             return '#';
2872         return toupper(character);
2873     _end
2874 }
2875
2876 - (PackageValue *) metadata {
2877     return metadata_;
2878 }
2879
2880 - (time_t) seen {
2881     PackageValue *metadata([self metadata]);
2882     return metadata->subscribed_ ? metadata->last_ : metadata->first_;
2883 }
2884
2885 - (bool) subscribed {
2886     return [self metadata]->subscribed_;
2887 }
2888
2889 - (bool) setSubscribed:(bool)subscribed {
2890     PackageValue *metadata([self metadata]);
2891     if (metadata->subscribed_ == subscribed)
2892         return false;
2893     metadata->subscribed_ = subscribed;
2894     return true;
2895 }
2896
2897 - (BOOL) ignored {
2898     return ignored_;
2899 }
2900
2901 - (NSString *) latest {
2902     return latest_;
2903 }
2904
2905 - (NSString *) installed {
2906     return installed_;
2907 }
2908
2909 - (BOOL) uninstalled {
2910     return installed_.empty();
2911 }
2912
2913 - (BOOL) upgradableAndEssential:(BOOL)essential {
2914     _profile(Package$upgradableAndEssential)
2915         pkgCache::VerIterator current(iterator_.CurrentVer());
2916         if (current.end())
2917             return essential && essential_;
2918         else
2919             return version_ != current;
2920     _end
2921 }
2922
2923 - (BOOL) essential {
2924     return essential_;
2925 }
2926
2927 - (BOOL) broken {
2928     return [database_ cache][iterator_].InstBroken();
2929 }
2930
2931 - (BOOL) unfiltered {
2932     _profile(Package$unfiltered$obsolete)
2933         if (_unlikely(obsolete_))
2934             return false;
2935     _end
2936
2937     _profile(Package$unfiltered$role)
2938         if (_unlikely(role_ > 3))
2939             return false;
2940     _end
2941
2942     return true;
2943 }
2944
2945 - (BOOL) visible {
2946     if (![self unfiltered])
2947         return false;
2948
2949     NSString *section;
2950
2951     _profile(Package$visible$section)
2952         section = [self section];
2953     _end
2954
2955     _profile(Package$visible$isSectionVisible)
2956         if (!isSectionVisible(section))
2957             return false;
2958     _end
2959
2960     return true;
2961 }
2962
2963 - (BOOL) half {
2964     unsigned char current(iterator_->CurrentState);
2965     return current == pkgCache::State::HalfConfigured || current == pkgCache::State::HalfInstalled;
2966 }
2967
2968 - (BOOL) halfConfigured {
2969     return iterator_->CurrentState == pkgCache::State::HalfConfigured;
2970 }
2971
2972 - (BOOL) halfInstalled {
2973     return iterator_->CurrentState == pkgCache::State::HalfInstalled;
2974 }
2975
2976 - (BOOL) hasMode {
2977 @synchronized (database_) {
2978     if ([database_ era] != era_ || iterator_.end())
2979         return NO;
2980
2981     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2982     return state.Mode != pkgDepCache::ModeKeep;
2983 } }
2984
2985 - (NSString *) mode {
2986 @synchronized (database_) {
2987     if ([database_ era] != era_ || iterator_.end())
2988         return nil;
2989
2990     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2991
2992     switch (state.Mode) {
2993         case pkgDepCache::ModeDelete:
2994             if ((state.iFlags & pkgDepCache::Purge) != 0)
2995                 return @"PURGE";
2996             else
2997                 return @"REMOVE";
2998         case pkgDepCache::ModeKeep:
2999             if ((state.iFlags & pkgDepCache::ReInstall) != 0)
3000                 return @"REINSTALL";
3001             /*else if ((state.iFlags & pkgDepCache::AutoKept) != 0)
3002                 return nil;*/
3003             else
3004                 return nil;
3005         case pkgDepCache::ModeInstall:
3006             /*if ((state.iFlags & pkgDepCache::ReInstall) != 0)
3007                 return @"REINSTALL";
3008             else*/ switch (state.Status) {
3009                 case -1:
3010                     return @"DOWNGRADE";
3011                 case 0:
3012                     return @"INSTALL";
3013                 case 1:
3014                     return @"UPGRADE";
3015                 case 2:
3016                     return @"NEW_INSTALL";
3017                 _nodefault
3018             }
3019         _nodefault
3020     }
3021 } }
3022
3023 - (NSString *) id {
3024     return id_;
3025 }
3026
3027 - (NSString *) name {
3028     return name_.empty() ? id_ : name_;
3029 }
3030
3031 - (UIImage *) icon {
3032     NSString *section = [self simpleSection];
3033
3034     UIImage *icon(nil);
3035     if (parsed_ != NULL)
3036         if (NSString *href = parsed_->icon_)
3037             if ([href hasPrefix:@"file:///"])
3038                 icon = [UIImage imageAtPath:[[href substringFromIndex:7] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
3039     if (icon == nil) if (section != nil)
3040         icon = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, [section stringByReplacingOccurrencesOfString:@" " withString:@"_"]]];
3041     if (icon == nil) if (Source *source = [self source]) if (NSString *dicon = [source defaultIcon])
3042         if ([dicon hasPrefix:@"file:///"])
3043             icon = [UIImage imageAtPath:[[dicon substringFromIndex:7] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
3044     if (icon == nil)
3045         icon = [UIImage imageNamed:@"unknown.png"];
3046     return icon;
3047 }
3048
3049 - (NSString *) homepage {
3050     return parsed_ == NULL ? nil : static_cast<NSString *>(parsed_->homepage_);
3051 }
3052
3053 - (NSString *) depiction {
3054     return parsed_ != NULL && !parsed_->depiction_.empty() ? parsed_->depiction_ : [[self source] depictionForPackage:id_];
3055 }
3056
3057 - (MIMEAddress *) author {
3058     return parsed_ == NULL || parsed_->author_.empty() ? nil : [MIMEAddress addressWithString:parsed_->author_];
3059 }
3060
3061 - (NSString *) support {
3062     return parsed_ != NULL && !parsed_->support_.empty() ? parsed_->support_ : [[self source] supportForPackage:id_];
3063 }
3064
3065 - (NSArray *) files {
3066     NSString *path = [NSString stringWithFormat:@"/var/lib/dpkg/info/%@.list", static_cast<NSString *>(id_)];
3067     NSMutableArray *files = [NSMutableArray arrayWithCapacity:128];
3068
3069     std::ifstream fin;
3070     fin.open([path UTF8String]);
3071     if (!fin.is_open())
3072         return nil;
3073
3074     std::string line;
3075     while (std::getline(fin, line))
3076         [files addObject:[NSString stringWithUTF8String:line.c_str()]];
3077
3078     return files;
3079 }
3080
3081 - (NSString *) state {
3082 @synchronized (database_) {
3083     if ([database_ era] != era_ || file_.end())
3084         return nil;
3085
3086     switch (iterator_->CurrentState) {
3087         case pkgCache::State::NotInstalled:
3088             return @"NotInstalled";
3089         case pkgCache::State::UnPacked:
3090             return @"UnPacked";
3091         case pkgCache::State::HalfConfigured:
3092             return @"HalfConfigured";
3093         case pkgCache::State::HalfInstalled:
3094             return @"HalfInstalled";
3095         case pkgCache::State::ConfigFiles:
3096             return @"ConfigFiles";
3097         case pkgCache::State::Installed:
3098             return @"Installed";
3099         case pkgCache::State::TriggersAwaited:
3100             return @"TriggersAwaited";
3101         case pkgCache::State::TriggersPending:
3102             return @"TriggersPending";
3103     }
3104
3105     return (NSString *) [NSNull null];
3106 } }
3107
3108 - (NSString *) selection {
3109 @synchronized (database_) {
3110     if ([database_ era] != era_ || file_.end())
3111         return nil;
3112
3113     switch (iterator_->SelectedState) {
3114         case pkgCache::State::Unknown:
3115             return @"Unknown";
3116         case pkgCache::State::Install:
3117             return @"Install";
3118         case pkgCache::State::Hold:
3119             return @"Hold";
3120         case pkgCache::State::DeInstall:
3121             return @"DeInstall";
3122         case pkgCache::State::Purge:
3123             return @"Purge";
3124     }
3125
3126     return (NSString *) [NSNull null];
3127 } }
3128
3129 - (NSArray *) warnings {
3130 @synchronized (database_) {
3131     if ([database_ era] != era_ || file_.end())
3132         return nil;
3133
3134     NSMutableArray *warnings([NSMutableArray arrayWithCapacity:4]);
3135     const char *name(iterator_.Name());
3136
3137     size_t length(strlen(name));
3138     if (length < 2) invalid:
3139         [warnings addObject:UCLocalize("ILLEGAL_PACKAGE_IDENTIFIER")];
3140     else for (size_t i(0); i != length; ++i)
3141         if (
3142             /* XXX: technically this is not allowed */
3143             (name[i] < 'A' || name[i] > 'Z') &&
3144             (name[i] < 'a' || name[i] > 'z') &&
3145             (name[i] < '0' || name[i] > '9') &&
3146             (i == 0 || name[i] != '+' && name[i] != '-' && name[i] != '.')
3147         ) goto invalid;
3148
3149     if (strcmp(name, "cydia") != 0) {
3150         bool cydia = false;
3151         bool user = false;
3152         bool _private = false;
3153         bool stash = false;
3154         bool dbstash = false;
3155         bool dsstore = false;
3156
3157         bool repository = [[self section] isEqualToString:@"Repositories"];
3158
3159         if (NSArray *files = [self files])
3160             for (NSString *file in files)
3161                 if (!cydia && [file isEqualToString:@"/Applications/Cydia.app"])
3162                     cydia = true;
3163                 else if (!user && [file isEqualToString:@"/User"])
3164                     user = true;
3165                 else if (!_private && [file isEqualToString:@"/private"])
3166                     _private = true;
3167                 else if (!stash && [file isEqualToString:@"/var/stash"])
3168                     stash = true;
3169                 else if (!dbstash && [file isEqualToString:@"/var/db/stash"])
3170                     dbstash = true;
3171                 else if (!dsstore && [file hasSuffix:@"/.DS_Store"])
3172                     dsstore = true;
3173
3174         /* XXX: this is not sensitive enough. only some folders are valid. */
3175         if (cydia && !repository)
3176             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"Cydia.app"]];
3177         if (user)
3178             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/User"]];
3179         if (_private)
3180             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/private"]];
3181         if (stash)
3182             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/var/stash"]];
3183         if (dbstash)
3184             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/var/db/stash"]];
3185         if (dsstore)
3186             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @".DS_Store"]];
3187     }
3188
3189     return [warnings count] == 0 ? nil : warnings;
3190 } }
3191
3192 - (NSArray *) applications {
3193     NSString *me([[NSBundle mainBundle] bundleIdentifier]);
3194
3195     NSMutableArray *applications([NSMutableArray arrayWithCapacity:2]);
3196
3197     static RegEx application_r("/Applications/(.*)\\.app/Info.plist");
3198     if (NSArray *files = [self files])
3199         for (NSString *file in files)
3200             if (application_r(file)) {
3201                 NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:file]);
3202                 if (info == nil)
3203                     continue;
3204                 NSString *id([info objectForKey:@"CFBundleIdentifier"]);
3205                 if (id == nil || [id isEqualToString:me])
3206                     continue;
3207
3208                 NSString *display([info objectForKey:@"CFBundleDisplayName"]);
3209                 if (display == nil)
3210                     display = application_r[1];
3211
3212                 NSString *bundle([file stringByDeletingLastPathComponent]);
3213                 NSString *icon([info objectForKey:@"CFBundleIconFile"]);
3214                 // XXX: maybe this should check if this is really a string, not just for length
3215                 if (icon == nil || ![icon respondsToSelector:@selector(length)] || [icon length] == 0)
3216                     icon = @"icon.png";
3217                 NSURL *url([NSURL fileURLWithPath:[bundle stringByAppendingPathComponent:icon]]);
3218
3219                 NSMutableArray *application([NSMutableArray arrayWithCapacity:2]);
3220                 [applications addObject:application];
3221
3222                 [application addObject:id];
3223                 [application addObject:display];
3224                 [application addObject:url];
3225             }
3226
3227     return [applications count] == 0 ? nil : applications;
3228 }
3229
3230 - (Source *) source {
3231     if (source_ == nil) {
3232         @synchronized (database_) {
3233             if ([database_ era] != era_ || file_.end())
3234                 source_ = (Source *) [NSNull null];
3235             else
3236                 source_ = [database_ getSource:file_.File()] ?: (Source *) [NSNull null];
3237         }
3238     }
3239
3240     return source_ == (Source *) [NSNull null] ? nil : source_;
3241 }
3242
3243 - (time_t) upgraded {
3244     return upgraded_;
3245 }
3246
3247 - (uint32_t) recent {
3248     return std::numeric_limits<uint32_t>::max() - upgraded_;
3249 }
3250
3251 - (uint32_t) rank {
3252     return rank_;
3253 }
3254
3255 - (BOOL) matches:(NSArray *)query {
3256     if (query == nil || [query count] == 0)
3257         return NO;
3258
3259     rank_ = 0;
3260
3261     NSString *string;
3262     NSRange range;
3263     NSUInteger length;
3264
3265     string = [self name];
3266     length = [string length];
3267
3268     if (length != 0)
3269     for (NSString *term in query) {
3270         range = [string rangeOfString:term options:MatchCompareOptions_];
3271         if (range.location != NSNotFound)
3272             rank_ -= 6 * 1000000 / length;
3273     }
3274
3275     if (rank_ == 0) {
3276         string = [self id];
3277         length = [string length];
3278
3279         if (length != 0)
3280         for (NSString *term in query) {
3281             range = [string rangeOfString:term options:MatchCompareOptions_];
3282             if (range.location != NSNotFound)
3283                 rank_ -= 6 * 1000000 / length;
3284         }
3285     }
3286
3287     string = [self shortDescription];
3288     length = [string length];
3289     NSUInteger stop(std::min<NSUInteger>(length, 200));
3290
3291     if (length != 0)
3292     for (NSString *term in query) {
3293         range = [string rangeOfString:term options:MatchCompareOptions_ range:NSMakeRange(0, stop)];
3294         if (range.location != NSNotFound)
3295             rank_ -= 2 * 100000;
3296     }
3297
3298     return rank_ != 0;
3299 }
3300
3301 - (NSArray *) tags {
3302     return tags_;
3303 }
3304
3305 - (BOOL) hasTag:(NSString *)tag {
3306     return tags_ == nil ? NO : [tags_ containsObject:tag];
3307 }
3308
3309 - (NSString *) primaryPurpose {
3310     for (NSString *tag in (NSArray *) tags_)
3311         if ([tag hasPrefix:@"purpose::"])
3312             return [tag substringFromIndex:9];
3313     return nil;
3314 }
3315
3316 - (NSArray *) purposes {
3317     NSMutableArray *purposes([NSMutableArray arrayWithCapacity:2]);
3318     for (NSString *tag in (NSArray *) tags_)
3319         if ([tag hasPrefix:@"purpose::"])
3320             [purposes addObject:[tag substringFromIndex:9]];
3321     return [purposes count] == 0 ? nil : purposes;
3322 }
3323
3324 - (bool) isCommercial {
3325     return [self hasTag:@"cydia::commercial"];
3326 }
3327
3328 - (void) setIndex:(size_t)index {
3329     if (metadata_->index_ != index)
3330         metadata_->index_ = index;
3331 }
3332
3333 - (CYString &) cyname {
3334     return !transform_.empty() ? transform_ : !name_.empty() ? name_ : id_;
3335 }
3336
3337 - (uint32_t) compareBySection:(NSArray *)sections {
3338     NSString *section([self section]);
3339     for (size_t i(0), e([sections count]); i != e; ++i) {
3340         if ([section isEqualToString:[[sections objectAtIndex:i] name]])
3341             return i;
3342     }
3343
3344     return _not(uint32_t);
3345 }
3346
3347 - (void) clear {
3348 @synchronized (database_) {
3349     if ([database_ era] != era_ || file_.end())
3350         return;
3351
3352     pkgProblemResolver *resolver = [database_ resolver];
3353     resolver->Clear(iterator_);
3354
3355     pkgCacheFile &cache([database_ cache]);
3356     cache->SetReInstall(iterator_, false);
3357     cache->MarkKeep(iterator_, false);
3358 } }
3359
3360 - (void) install {
3361 @synchronized (database_) {
3362     if ([database_ era] != era_ || file_.end())
3363         return;
3364
3365     pkgProblemResolver *resolver = [database_ resolver];
3366     resolver->Clear(iterator_);
3367     resolver->Protect(iterator_);
3368
3369     pkgCacheFile &cache([database_ cache]);
3370     cache->SetCandidateVersion(version_);
3371     cache->SetReInstall(iterator_, false);
3372     cache->MarkInstall(iterator_, false);
3373
3374     pkgDepCache::StateCache &state((*cache)[iterator_]);
3375     if (!state.Install())
3376         cache->SetReInstall(iterator_, true);
3377 } }
3378
3379 - (void) remove {
3380 @synchronized (database_) {
3381     if ([database_ era] != era_ || file_.end())
3382         return;
3383
3384     pkgProblemResolver *resolver = [database_ resolver];
3385     resolver->Clear(iterator_);
3386     resolver->Remove(iterator_);
3387     resolver->Protect(iterator_);
3388
3389     pkgCacheFile &cache([database_ cache]);
3390     cache->SetReInstall(iterator_, false);
3391     cache->MarkDelete(iterator_, true);
3392 } }
3393
3394 @end
3395 /* }}} */
3396 /* Section Class {{{ */
3397 @interface Section : NSObject {
3398     _H<NSString> name_;
3399     size_t row_;
3400     size_t count_;
3401     _H<NSString> localized_;
3402 }
3403
3404 - (NSComparisonResult) compareByLocalized:(Section *)section;
3405 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized;
3406 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize;
3407 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize;
3408
3409 - (NSString *) name;
3410 - (void) setName:(NSString *)name;
3411
3412 - (size_t) row;
3413 - (size_t) count;
3414
3415 - (void) addToRow;
3416 - (void) addToCount;
3417
3418 - (void) setCount:(size_t)count;
3419 - (NSString *) localized;
3420
3421 @end
3422
3423 @implementation Section
3424
3425 - (NSComparisonResult) compareByLocalized:(Section *)section {
3426     NSString *lhs(localized_);
3427     NSString *rhs([section localized]);
3428
3429     /*if ([lhs length] != 0 && [rhs length] != 0) {
3430         unichar lhc = [lhs characterAtIndex:0];
3431         unichar rhc = [rhs characterAtIndex:0];
3432
3433         if (isalpha(lhc) && !isalpha(rhc))
3434             return NSOrderedAscending;
3435         else if (!isalpha(lhc) && isalpha(rhc))
3436             return NSOrderedDescending;
3437     }*/
3438
3439     return [lhs compare:rhs options:LaxCompareOptions_];
3440 }
3441
3442 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized {
3443     if ((self = [self initWithName:name localize:NO]) != nil) {
3444         if (localized != nil)
3445             localized_ = localized;
3446     } return self;
3447 }
3448
3449 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize {
3450     return [self initWithName:name row:0 localize:localize];
3451 }
3452
3453 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize {
3454     if ((self = [super init]) != nil) {
3455         name_ = name;
3456         row_ = row;
3457         if (localize)
3458             localized_ = LocalizeSection(name_);
3459     } return self;
3460 }
3461
3462 - (NSString *) name {
3463     return name_;
3464 }
3465
3466 - (void) setName:(NSString *)name {
3467     name_ = name;
3468 }
3469
3470 - (size_t) row {
3471     return row_;
3472 }
3473
3474 - (size_t) count {
3475     return count_;
3476 }
3477
3478 - (void) addToRow {
3479     ++row_;
3480 }
3481
3482 - (void) addToCount {
3483     ++count_;
3484 }
3485
3486 - (void) setCount:(size_t)count {
3487     count_ = count;
3488 }
3489
3490 - (NSString *) localized {
3491     return localized_;
3492 }
3493
3494 @end
3495 /* }}} */
3496
3497 class CydiaLogCleaner :
3498     public pkgArchiveCleaner
3499 {
3500   protected:
3501     virtual void Erase(const char *File, std::string Pkg, std::string Ver, struct stat &St) {
3502         unlink(File);
3503     }
3504 };
3505
3506 /* Database Implementation {{{ */
3507 @implementation Database
3508
3509 + (Database *) sharedInstance {
3510     static _H<Database> instance;
3511     if (instance == nil)
3512         instance = [[[Database alloc] init] autorelease];
3513     return instance;
3514 }
3515
3516 - (unsigned) era {
3517     return era_;
3518 }
3519
3520 - (void) releasePackages {
3521     CFArrayApplyFunction(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFArrayApplierFunction>(&CFRelease), NULL);
3522     CFArrayRemoveAllValues(packages_);
3523 }
3524
3525 - (void) dealloc {
3526     // XXX: actually implement this thing
3527     _assert(false);
3528     [self releasePackages];
3529     NSRecycleZone(zone_);
3530     [super dealloc];
3531 }
3532
3533 - (void) _readCydia:(NSNumber *)fd {
3534     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3535     std::istream is(&ib);
3536     std::string line;
3537
3538     static RegEx finish_r("finish:([^:]*)");
3539
3540     while (std::getline(is, line)) {
3541         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3542
3543         const char *data(line.c_str());
3544         size_t size = line.size();
3545         lprintf("C:%s\n", data);
3546
3547         if (finish_r(data, size)) {
3548             NSString *finish = finish_r[1];
3549             int index = [Finishes_ indexOfObject:finish];
3550             if (index != INT_MAX && index > Finish_)
3551                 Finish_ = index;
3552         }
3553
3554         [pool release];
3555     }
3556
3557     _assume(false);
3558 }
3559
3560 - (void) _readStatus:(NSNumber *)fd {
3561     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3562     std::istream is(&ib);
3563     std::string line;
3564
3565     static RegEx conffile_r("status: [^ ]* : conffile-prompt : (.*?) *");
3566     static RegEx pmstatus_r("([^:]*):([^:]*):([^:]*):(.*)");
3567
3568     while (std::getline(is, line)) {
3569         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3570
3571         const char *data(line.c_str());
3572         size_t size(line.size());
3573         lprintf("S:%s\n", data);
3574
3575         if (conffile_r(data, size)) {
3576             // status: /fail : conffile-prompt : '/fail' '/fail.dpkg-new' 1 1
3577             [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:conffile_r[1] waitUntilDone:YES];
3578         } else if (strncmp(data, "status: ", 8) == 0) {
3579             // status: <package>: {unpacked,half-configured,installed}
3580             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 8)] ofType:kCydiaProgressEventTypeStatus]);
3581             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3582         } else if (strncmp(data, "processing: ", 12) == 0) {
3583             // processing: configure: config-test
3584             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 12)] ofType:kCydiaProgressEventTypeStatus]);
3585             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3586         } else if (pmstatus_r(data, size)) {
3587             std::string type([pmstatus_r[1] UTF8String]);
3588
3589             NSString *package = pmstatus_r[2];
3590             if ([package isEqualToString:@"dpkg-exec"])
3591                 package = nil;
3592
3593             float percent([pmstatus_r[3] floatValue]);
3594             [progress_ performSelectorOnMainThread:@selector(setProgressPercent:) withObject:[NSNumber numberWithFloat:(percent / 100)] waitUntilDone:YES];
3595
3596             NSString *string = pmstatus_r[4];
3597
3598             if (type == "pmerror") {
3599                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeError forPackage:package]);
3600                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3601             } else if (type == "pmstatus") {
3602                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeStatus forPackage:package]);
3603                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3604             } else if (type == "pmconffile")
3605                 [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:string waitUntilDone:YES];
3606             else
3607                 lprintf("E:unknown pmstatus\n");
3608         } else
3609             lprintf("E:unknown status\n");
3610
3611         [pool release];
3612     }
3613
3614     _assume(false);
3615 }
3616
3617 - (void) _readOutput:(NSNumber *)fd {
3618     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3619     std::istream is(&ib);
3620     std::string line;
3621
3622     while (std::getline(is, line)) {
3623         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3624
3625         lprintf("O:%s\n", line.c_str());
3626
3627         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:line.c_str()] ofType:kCydiaProgressEventTypeInformation]);
3628         [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3629
3630         [pool release];
3631     }
3632
3633     _assume(false);
3634 }
3635
3636 - (FILE *) input {
3637     return input_;
3638 }
3639
3640 - (Package *) packageWithName:(NSString *)name {
3641     if (name == nil)
3642         return nil;
3643 @synchronized (self) {
3644     if (static_cast<pkgDepCache *>(cache_) == NULL)
3645         return nil;
3646     pkgCache::PkgIterator iterator(cache_->FindPkg([name UTF8String]));
3647     return iterator.end() ? nil : [Package packageWithIterator:iterator withZone:NULL inPool:NULL database:self];
3648 } }
3649
3650 - (id) init {
3651     if ((self = [super init]) != nil) {
3652         policy_ = NULL;
3653         records_ = NULL;
3654         resolver_ = NULL;
3655         fetcher_ = NULL;
3656         lock_ = NULL;
3657
3658         zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3659
3660         size_t capacity(MetaFile_->active_);
3661         if (capacity == 0)
3662             capacity = 16384;
3663         else
3664             capacity += 1024;
3665
3666         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, capacity, NULL);
3667         sourceList_ = [NSMutableArray arrayWithCapacity:16];
3668
3669         int fds[2];
3670
3671         _assert(pipe(fds) != -1);
3672         cydiafd_ = fds[1];
3673
3674         _config->Set("APT::Keep-Fds::", cydiafd_);
3675         setenv("CYDIA", [[[[NSNumber numberWithInt:cydiafd_] stringValue] stringByAppendingString:@" 1"] UTF8String], _not(int));
3676
3677         [NSThread
3678             detachNewThreadSelector:@selector(_readCydia:)
3679             toTarget:self
3680             withObject:[NSNumber numberWithInt:fds[0]]
3681         ];
3682
3683         _assert(pipe(fds) != -1);
3684         statusfd_ = fds[1];
3685
3686         [NSThread
3687             detachNewThreadSelector:@selector(_readStatus:)
3688             toTarget:self
3689             withObject:[NSNumber numberWithInt:fds[0]]
3690         ];
3691
3692         _assert(pipe(fds) != -1);
3693         _assert(dup2(fds[0], 0) != -1);
3694         _assert(close(fds[0]) != -1);
3695
3696         input_ = fdopen(fds[1], "a");
3697
3698         _assert(pipe(fds) != -1);
3699         _assert(dup2(fds[1], 1) != -1);
3700         _assert(close(fds[1]) != -1);
3701
3702         [NSThread
3703             detachNewThreadSelector:@selector(_readOutput:)
3704             toTarget:self
3705             withObject:[NSNumber numberWithInt:fds[0]]
3706         ];
3707     } return self;
3708 }
3709
3710 - (pkgCacheFile &) cache {
3711     return cache_;
3712 }
3713
3714 - (pkgDepCache::Policy *) policy {
3715     return policy_;
3716 }
3717
3718 - (pkgRecords *) records {
3719     return records_;
3720 }
3721
3722 - (pkgProblemResolver *) resolver {
3723     return resolver_;
3724 }
3725
3726 - (pkgAcquire &) fetcher {
3727     return *fetcher_;
3728 }
3729
3730 - (pkgSourceList &) list {
3731     return *list_;
3732 }
3733
3734 - (NSArray *) packages {
3735     return (NSArray *) packages_;
3736 }
3737
3738 - (NSArray *) sources {
3739     return sourceList_;
3740 }
3741
3742 - (Source *) sourceWithKey:(NSString *)key {
3743     for (Source *source in [self sources]) {
3744         if ([[source key] isEqualToString:key])
3745             return source;
3746     } return nil;
3747 }
3748
3749 - (bool) popErrorWithTitle:(NSString *)title {
3750     bool fatal(false);
3751
3752     while (!_error->empty()) {
3753         std::string error;
3754         bool warning(!_error->PopMessage(error));
3755         if (!warning)
3756             fatal = true;
3757
3758         for (;;) {
3759             size_t size(error.size());
3760             if (size == 0 || error[size - 1] != '\n')
3761                 break;
3762             error.resize(size - 1);
3763         }
3764
3765         lprintf("%c:[%s]\n", warning ? 'W' : 'E', error.c_str());
3766
3767         static RegEx no_pubkey("GPG error:.* NO_PUBKEY .*");
3768         if (warning && no_pubkey(error.c_str()))
3769             continue;
3770
3771         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3772     }
3773
3774     return fatal;
3775 }
3776
3777 - (bool) popErrorWithTitle:(NSString *)title forOperation:(bool)success {
3778     return [self popErrorWithTitle:title] || !success;
3779 }
3780
3781 - (bool) popErrorWithTitle:(NSString *)title forReadList:(pkgSourceList &)list {
3782     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3783         return true;
3784     return false;
3785
3786     list.Reset();
3787
3788     bool error(false);
3789
3790     if (access("/etc/apt/sources.list", F_OK) == 0)
3791         error |= [self popErrorWithTitle:title forOperation:list.ReadAppend("/etc/apt/sources.list")];
3792
3793     std::string base("/etc/apt/sources.list.d");
3794     if (DIR *sources = opendir(base.c_str())) {
3795         while (dirent *source = readdir(sources))
3796             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)
3797                 error |= [self popErrorWithTitle:title forOperation:list.ReadAppend((base + "/" + source->d_name).c_str())];
3798         closedir(sources);
3799     }
3800
3801     error |= [self popErrorWithTitle:title forOperation:list.ReadAppend(SOURCES_LIST)];
3802
3803     return error;
3804 }
3805
3806 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
3807 @synchronized (self) {
3808     ++era_;
3809
3810     [self releasePackages];
3811
3812     sourceMap_.clear();
3813     [sourceList_ removeAllObjects];
3814
3815     _error->Discard();
3816
3817     delete list_;
3818     list_ = NULL;
3819     manager_ = NULL;
3820     delete lock_;
3821     lock_ = NULL;
3822     delete fetcher_;
3823     fetcher_ = NULL;
3824     delete resolver_;
3825     resolver_ = NULL;
3826     delete records_;
3827     records_ = NULL;
3828     delete policy_;
3829     policy_ = NULL;
3830
3831     cache_.Close();
3832
3833     pool_.~CYPool();
3834     new (&pool_) CYPool();
3835
3836     NSRecycleZone(zone_);
3837     zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3838
3839     int chk(creat("/tmp/cydia.chk", 0644));
3840     if (chk != -1)
3841         close(chk);
3842
3843     if (invocation != nil)
3844         [invocation invoke];
3845
3846     NSString *title(UCLocalize("DATABASE"));
3847
3848     list_ = new pkgSourceList();
3849     _profile(reloadDataWithInvocation$ReadMainList)
3850     if ([self popErrorWithTitle:title forReadList:*list_])
3851         return;
3852     _end
3853
3854     _profile(reloadDataWithInvocation$Source$initWithMetaIndex)
3855     for (pkgSourceList::const_iterator source = list_->begin(); source != list_->end(); ++source) {
3856         Source *object([[[Source alloc] initWithMetaIndex:*source forDatabase:self inPool:&pool_] autorelease]);
3857         [sourceList_ addObject:object];
3858     }
3859     _end
3860
3861     _trace();
3862     OpProgress progress;
3863     bool opened;
3864   open:
3865     delock_ = GetStatusDate();
3866     _profile(reloadDataWithInvocation$pkgCacheFile)
3867         opened = cache_.Open(progress, false);
3868     _end
3869     if (!opened) {
3870         // XXX: what if there are errors, but Open() == true? this should be merged with popError:
3871         while (!_error->empty()) {
3872             std::string error;
3873             bool warning(!_error->PopMessage(error));
3874
3875             lprintf("cache_.Open():[%s]\n", error.c_str());
3876
3877             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3878
3879             SEL repair(NULL);
3880             if (false);
3881             else if (error == "dpkg was interrupted, you must manually run 'dpkg --configure -a' to correct the problem. ")
3882                 repair = @selector(configure);
3883             //else if (error == "The package lists or status file could not be parsed or opened.")
3884             //    repair = @selector(update);
3885             // else if (error == "Could not get lock /var/lib/dpkg/lock - open (35 Resource temporarily unavailable)")
3886             // else if (error == "Could not open lock file /var/lib/dpkg/lock - open (13 Permission denied)")
3887             // else if (error == "Malformed Status line")
3888             // else if (error == "The list of sources could not be read.")
3889
3890             if (repair != NULL) {
3891                 _error->Discard();
3892                 [delegate_ repairWithSelector:repair];
3893                 goto open;
3894             }
3895         }
3896
3897         return;
3898     }
3899     _trace();
3900
3901     unlink("/tmp/cydia.chk");
3902
3903     now_ = [[NSDate date] timeIntervalSince1970];
3904
3905     policy_ = new pkgDepCache::Policy();
3906     records_ = new pkgRecords(cache_);
3907     resolver_ = new pkgProblemResolver(cache_);
3908     fetcher_ = new pkgAcquire(&status_);
3909     lock_ = NULL;
3910
3911     if (cache_->DelCount() != 0 || cache_->InstCount() != 0) {
3912         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("COUNTS_NONZERO_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3913         return;
3914     }
3915
3916     _profile(reloadDataWithInvocation$pkgApplyStatus)
3917     if ([self popErrorWithTitle:title forOperation:pkgApplyStatus(cache_)])
3918         return;
3919     _end
3920
3921     if (cache_->BrokenCount() != 0) {
3922         _profile(pkgApplyStatus$pkgFixBroken)
3923         if ([self popErrorWithTitle:title forOperation:pkgFixBroken(cache_)])
3924             return;
3925         _end
3926
3927         if (cache_->BrokenCount() != 0) {
3928             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("STILL_BROKEN_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3929             return;
3930         }
3931
3932         _profile(pkgApplyStatus$pkgMinimizeUpgrade)
3933         if ([self popErrorWithTitle:title forOperation:pkgMinimizeUpgrade(cache_)])
3934             return;
3935         _end
3936     }
3937
3938     for (Source *object in (id) sourceList_) {
3939         metaIndex *source([object metaIndex]);
3940         std::vector<pkgIndexFile *> *indices = source->GetIndexFiles();
3941         for (std::vector<pkgIndexFile *>::const_iterator index = indices->begin(); index != indices->end(); ++index)
3942             // XXX: this could be more intelligent
3943             if (dynamic_cast<debPackagesIndex *>(*index) != NULL) {
3944                 pkgCache::PkgFileIterator cached((*index)->FindInCache(cache_));
3945                 if (!cached.end())
3946                     sourceMap_[cached->ID] = object;
3947             }
3948     }
3949
3950     {
3951         /*std::vector<Package *> packages;
3952         packages.reserve(std::max(10000U, [packages_ count] + 1000));
3953         packages_ = nil;*/
3954
3955         _profile(reloadDataWithInvocation$packageWithIterator)
3956         for (pkgCache::PkgIterator iterator = cache_->PkgBegin(); !iterator.end(); ++iterator)
3957             if (Package *package = [Package packageWithIterator:iterator withZone:zone_ inPool:&pool_ database:self])
3958                 //packages.push_back(package);
3959                 CFArrayAppendValue(packages_, CFRetain(package));
3960         _end
3961
3962
3963         /*if (packages.empty())
3964             packages_ = [[NSArray alloc] init];
3965         else
3966             packages_ = [[NSArray alloc] initWithObjects:&packages.front() count:packages.size()];
3967         _trace();*/
3968
3969         _profile(reloadDataWithInvocation$radix$8)
3970         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(8)];
3971         _end
3972
3973         _profile(reloadDataWithInvocation$radix$4)
3974         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(4)];
3975         _end
3976
3977         _profile(reloadDataWithInvocation$radix$0)
3978         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(0)];
3979         _end
3980
3981         _profile(reloadDataWithInvocation$insertion)
3982         CFArrayInsertionSortValues(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3983         _end
3984
3985         /*_profile(reloadDataWithInvocation$CFQSortArray)
3986         CFQSortArray(&packages.front(), packages.size(), sizeof(packages.front()), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare_), NULL);
3987         _end*/
3988
3989         /*_profile(reloadDataWithInvocation$stdsort)
3990         std::sort(packages.begin(), packages.end(), PackageNameOrdering());
3991         _end*/
3992
3993         /*_profile(reloadDataWithInvocation$CFArraySortValues)
3994         CFArraySortValues((CFMutableArrayRef) packages_, CFRangeMake(0, [packages_ count]), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3995         _end*/
3996
3997         /*_profile(reloadDataWithInvocation$sortUsingFunction)
3998         [packages_ sortUsingFunction:reinterpret_cast<NSComparisonResult (*)(id, id, void *)>(&PackageNameCompare) context:NULL];
3999         _end*/
4000
4001
4002         size_t count(CFArrayGetCount(packages_));
4003         MetaFile_->active_ = count;
4004         for (size_t index(0); index != count; ++index)
4005             [(Package *) CFArrayGetValueAtIndex(packages_, index) setIndex:index];
4006     }
4007 } }
4008
4009 - (void) clear {
4010 @synchronized (self) {
4011     delete resolver_;
4012     resolver_ = new pkgProblemResolver(cache_);
4013
4014     for (pkgCache::PkgIterator iterator(cache_->PkgBegin()); !iterator.end(); ++iterator)
4015         if (!cache_[iterator].Keep())
4016             cache_->MarkKeep(iterator, false);
4017         else if ((cache_[iterator].iFlags & pkgDepCache::ReInstall) != 0)
4018             cache_->SetReInstall(iterator, false);
4019 } }
4020
4021 - (void) configure {
4022     NSString *dpkg = [NSString stringWithFormat:@"/usr/libexec/cydo --configure -a --status-fd %u", statusfd_];
4023     _trace();
4024     system([dpkg UTF8String]);
4025     _trace();
4026 }
4027
4028 - (bool) clean {
4029 @synchronized (self) {
4030     // XXX: I don't remember this condition
4031     if (lock_ != NULL)
4032         return false;
4033
4034     FileFd Lock;
4035     Lock.Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
4036
4037     NSString *title(UCLocalize("CLEAN_ARCHIVES"));
4038
4039     if ([self popErrorWithTitle:title])
4040         return false;
4041
4042     pkgAcquire fetcher;
4043     fetcher.Clean(_config->FindDir("Dir::Cache::Archives"));
4044
4045     CydiaLogCleaner cleaner;
4046     if ([self popErrorWithTitle:title forOperation:cleaner.Go(_config->FindDir("Dir::Cache::Archives") + "partial/", cache_)])
4047         return false;
4048
4049     return true;
4050 } }
4051
4052 - (bool) prepare {
4053     fetcher_->Shutdown();
4054
4055     pkgRecords records(cache_);
4056
4057     lock_ = new FileFd();
4058     lock_->Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
4059
4060     NSString *title(UCLocalize("PREPARE_ARCHIVES"));
4061
4062     if ([self popErrorWithTitle:title])
4063         return false;
4064
4065     pkgSourceList list;
4066     if ([self popErrorWithTitle:title forReadList:list])
4067         return false;
4068
4069     manager_ = (_system->CreatePM(cache_));
4070     if ([self popErrorWithTitle:title forOperation:manager_->GetArchives(fetcher_, &list, &records)])
4071         return false;
4072
4073     return true;
4074 }
4075
4076 - (void) perform {
4077     bool substrate(RestartSubstrate_);
4078     RestartSubstrate_ = false;
4079
4080     NSString *title(UCLocalize("PERFORM_SELECTIONS"));
4081
4082     NSMutableArray *before = [NSMutableArray arrayWithCapacity:16]; {
4083         pkgSourceList list;
4084         if ([self popErrorWithTitle:title forReadList:list])
4085             return;
4086         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
4087             [before addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
4088     }
4089
4090     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
4091
4092     if (fetcher_->Run(PulseInterval_) != pkgAcquire::Continue) {
4093         _trace();
4094         [self popErrorWithTitle:title];
4095         return;
4096     }
4097
4098     bool failed = false;
4099     for (pkgAcquire::ItemIterator item = fetcher_->ItemsBegin(); item != fetcher_->ItemsEnd(); item++) {
4100         if ((*item)->Status == pkgAcquire::Item::StatDone && (*item)->Complete)
4101             continue;
4102         if ((*item)->Status == pkgAcquire::Item::StatIdle)
4103             continue;
4104
4105         std::string uri = (*item)->DescURI();
4106         std::string error = (*item)->ErrorText;
4107
4108         lprintf("pAf:%s:%s\n", uri.c_str(), error.c_str());
4109         failed = true;
4110
4111         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:kCydiaProgressEventTypeError]);
4112         [delegate_ addProgressEventOnMainThread:event forTask:title];
4113     }
4114
4115     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
4116
4117     if (failed) {
4118         _trace();
4119         return;
4120     }
4121
4122     if (substrate)
4123         RestartSubstrate_ = true;
4124
4125     if (![delock_ isEqual:GetStatusDate()]) {
4126         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("DPKG_LOCKED") ofType:kCydiaProgressEventTypeError] forTask:title];
4127         return;
4128     }
4129
4130     delock_ = nil;
4131
4132     pkgPackageManager::OrderResult result(manager_->DoInstall(statusfd_));
4133
4134     NSString *oextended(@"/var/lib/apt/extended_states");
4135     NSString *nextended(Cache("extended_states"));
4136
4137     struct stat info;
4138     if (stat([nextended UTF8String], &info) != -1 && (info.st_mode & S_IFMT) == S_IFREG)
4139         system([[NSString stringWithFormat:@"/usr/libexec/cydia/cydo /bin/cp --remove-destination %@ %@", ShellEscape(nextended), ShellEscape(oextended)] UTF8String]);
4140
4141     unlink([nextended UTF8String]);
4142     symlink([oextended UTF8String], [nextended UTF8String]);
4143
4144     if ([self popErrorWithTitle:title])
4145         return;
4146
4147     if (result == pkgPackageManager::Failed) {
4148         _trace();
4149         return;
4150     }
4151
4152     if (result != pkgPackageManager::Completed) {
4153         _trace();
4154         return;
4155     }
4156
4157     NSMutableArray *after = [NSMutableArray arrayWithCapacity:16]; {
4158         pkgSourceList list;
4159         if ([self popErrorWithTitle:title forReadList:list])
4160             return;
4161         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
4162             [after addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
4163     }
4164
4165     if (![before isEqualToArray:after])
4166         [self update];
4167 }
4168
4169 - (bool) delocked {
4170     return ![delock_ isEqual:GetStatusDate()];
4171 }
4172
4173 - (bool) upgrade {
4174     NSString *title(UCLocalize("UPGRADE"));
4175     if ([self popErrorWithTitle:title forOperation:pkgDistUpgrade(cache_)])
4176         return false;
4177     return true;
4178 }
4179
4180 - (void) update {
4181     [self updateWithStatus:status_];
4182 }
4183
4184 - (void) updateWithStatus:(CancelStatus &)status {
4185     NSString *title(UCLocalize("REFRESHING_DATA"));
4186
4187     pkgSourceList list;
4188     if ([self popErrorWithTitle:title forReadList:list])
4189         return;
4190
4191     FileFd lock;
4192     lock.Fd(GetLock(_config->FindDir("Dir::State::Lists") + "lock"));
4193     if ([self popErrorWithTitle:title])
4194         return;
4195
4196     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
4197
4198     bool success(ListUpdate(status, list, PulseInterval_));
4199     if (status.WasCancelled())
4200         _error->Discard();
4201     else {
4202         [self popErrorWithTitle:title forOperation:success];
4203
4204         [[NSDictionary dictionaryWithObjectsAndKeys:
4205             [NSDate date], @"LastUpdate",
4206         nil] writeToFile:@ CacheState_ atomically:YES];
4207     }
4208
4209     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
4210 }
4211
4212 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate {
4213     delegate_ = delegate;
4214 }
4215
4216 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate {
4217     progress_ = delegate;
4218     status_.setDelegate(delegate);
4219 }
4220
4221 - (NSObject<ProgressDelegate> *) progressDelegate {
4222     return progress_;
4223 }
4224
4225 - (Source *) getSource:(pkgCache::PkgFileIterator)file {
4226     SourceMap::const_iterator i(sourceMap_.find(file->ID));
4227     return i == sourceMap_.end() ? nil : i->second;
4228 }
4229
4230 - (void) setFetch:(bool)fetch forURI:(const char *)uri {
4231     for (Source *source in (id) sourceList_)
4232         [source setFetch:fetch forURI:uri];
4233 }
4234
4235 - (void) resetFetch {
4236     for (Source *source in (id) sourceList_)
4237         [source resetFetch];
4238 }
4239
4240 - (NSString *) mappedSectionForPointer:(const char *)section {
4241     _H<NSString> *mapped;
4242
4243     _profile(Database$mappedSectionForPointer$Cache)
4244         mapped = &sections_[section];
4245     _end
4246
4247     if (*mapped == NULL) {
4248         size_t length(strlen(section));
4249         char spaced[length + 1];
4250
4251         _profile(Database$mappedSectionForPointer$Replace)
4252             for (size_t index(0); index != length; ++index)
4253                 spaced[index] = section[index] == '_' ? ' ' : section[index];
4254             spaced[length] = '\0';
4255         _end
4256
4257         NSString *string;
4258
4259         _profile(Database$mappedSectionForPointer$stringWithUTF8String)
4260             string = [NSString stringWithUTF8String:spaced];
4261         _end
4262
4263         _profile(Database$mappedSectionForPointer$Map)
4264             string = [SectionMap_ objectForKey:string] ?: string;
4265         _end
4266
4267         *mapped = string;
4268     } return *mapped;
4269 }
4270
4271 @end
4272 /* }}} */
4273
4274 static _H<NSMutableSet> Diversions_;
4275
4276 @interface Diversion : NSObject {
4277     RegEx pattern_;
4278     _H<NSString> key_;
4279     _H<NSString> format_;
4280 }
4281
4282 @end
4283
4284 @implementation Diversion
4285
4286 - (id) initWithFrom:(NSString *)from to:(NSString *)to {
4287     if ((self = [super init]) != nil) {
4288         pattern_ = [from UTF8String];
4289         key_ = from;
4290         format_ = to;
4291     } return self;
4292 }
4293
4294 - (NSString *) divert:(NSString *)url {
4295     return !pattern_(url) ? nil : pattern_->*format_;
4296 }
4297
4298 + (NSURL *) divertURL:(NSURL *)url {
4299   divert:
4300     NSString *href([url absoluteString]);
4301
4302     for (Diversion *diversion in (id) Diversions_)
4303         if (NSString *diverted = [diversion divert:href]) {
4304 #if !ForRelease
4305             NSLog(@"div: %@", diverted);
4306 #endif
4307             url = [NSURL URLWithString:diverted];
4308             goto divert;
4309         }
4310
4311     return url;
4312 }
4313
4314 - (NSString *) key {
4315     return key_;
4316 }
4317
4318 - (NSUInteger) hash {
4319     return [key_ hash];
4320 }
4321
4322 - (BOOL) isEqual:(Diversion *)object {
4323     return self == object || [self class] == [object class] && [key_ isEqual:[object key]];
4324 }
4325
4326 @end
4327
4328 @interface CydiaObject : NSObject {
4329     _H<CyteWebViewController> indirect_;
4330     _transient id delegate_;
4331 }
4332
4333 - (id) initWithDelegate:(IndirectDelegate *)indirect;
4334
4335 @end
4336
4337 @class CydiaObject;
4338
4339 @interface CydiaWebViewController : CyteWebViewController {
4340     _H<CydiaObject> cydia_;
4341 }
4342
4343 + (void) addDiversion:(Diversion *)diversion;
4344 + (NSURLRequest *) requestWithHeaders:(NSURLRequest *)request;
4345 + (void) didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame withCydia:(CydiaObject *)cydia;
4346 - (void) setDelegate:(id)delegate;
4347
4348 @end
4349
4350 /* Web Scripting {{{ */
4351 @implementation CydiaObject
4352
4353 - (id) initWithDelegate:(IndirectDelegate *)indirect {
4354     if ((self = [super init]) != nil) {
4355         indirect_ = (CyteWebViewController *) indirect;
4356     } return self;
4357 }
4358
4359 - (void) setDelegate:(id)delegate {
4360     delegate_ = delegate;
4361 }
4362
4363 + (NSArray *) _attributeKeys {
4364     return [NSArray arrayWithObjects:
4365         @"bbsnum",
4366         @"build",
4367         @"coreFoundationVersionNumber",
4368         @"device",
4369         @"ecid",
4370         @"firmware",
4371         @"hostname",
4372         @"idiom",
4373         @"mcc",
4374         @"mnc",
4375         @"model",
4376         @"operator",
4377         @"role",
4378         @"serial",
4379         @"version",
4380     nil];
4381 }
4382
4383 - (NSArray *) attributeKeys {
4384     return [[self class] _attributeKeys];
4385 }
4386
4387 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
4388     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
4389 }
4390
4391 - (NSString *) version {
4392     return Cydia_;
4393 }
4394
4395 - (NSString *) build {
4396     return System_;
4397 }
4398
4399 - (NSString *) coreFoundationVersionNumber {
4400     return [NSString stringWithFormat:@"%.2f", kCFCoreFoundationVersionNumber];
4401 }
4402
4403 - (NSString *) device {
4404     return UniqueIdentifier();
4405 }
4406
4407 - (NSString *) firmware {
4408     return [[UIDevice currentDevice] systemVersion];
4409 }
4410
4411 - (NSString *) hostname {
4412     return [[UIDevice currentDevice] name];
4413 }
4414
4415 - (NSString *) idiom {
4416     return (id) Idiom_ ?: [NSNull null];
4417 }
4418
4419 - (NSString *) mcc {
4420     if (CFStringRef (*$CTSIMSupportCopyMobileSubscriberCountryCode)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode")))
4421         return [(NSString *) (*$CTSIMSupportCopyMobileSubscriberCountryCode)(kCFAllocatorDefault) autorelease];
4422     return nil;
4423 }
4424
4425 - (NSString *) mnc {
4426     if (CFStringRef (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberNetworkCode")))
4427         return [(NSString *) (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(kCFAllocatorDefault) autorelease];
4428     return nil;
4429 }
4430
4431 - (NSString *) operator {
4432     if (CFStringRef (*$CTRegistrationCopyOperatorName)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTRegistrationCopyOperatorName")))
4433         return [(NSString *) (*$CTRegistrationCopyOperatorName)(kCFAllocatorDefault) autorelease];
4434     return nil;
4435 }
4436
4437 - (NSString *) bbsnum {
4438     return (id) BBSNum_ ?: [NSNull null];
4439 }
4440
4441 - (NSString *) ecid {
4442     return (id) ChipID_ ?: [NSNull null];
4443 }
4444
4445 - (NSString *) serial {
4446     return SerialNumber_;
4447 }
4448
4449 - (NSString *) role {
4450     return (id) [NSNull null];
4451 }
4452
4453 - (NSString *) model {
4454     return [NSString stringWithUTF8String:Machine_];
4455 }
4456
4457 + (NSString *) webScriptNameForSelector:(SEL)selector {
4458     if (false);
4459     else if (selector == @selector(addBridgedHost:))
4460         return @"addBridgedHost";
4461     else if (selector == @selector(addInsecureHost:))
4462         return @"addInsecureHost";
4463     else if (selector == @selector(addInternalRedirect::))
4464         return @"addInternalRedirect";
4465     else if (selector == @selector(addPipelinedHost:scheme:))
4466         return @"addPipelinedHost";
4467     else if (selector == @selector(addSource:::))
4468         return @"addSource";
4469     else if (selector == @selector(addTrivialSource:))
4470         return @"addTrivialSource";
4471     else if (selector == @selector(close))
4472         return @"close";
4473     else if (selector == @selector(du:))
4474         return @"du";
4475     else if (selector == @selector(stringWithFormat:arguments:))
4476         return @"format";
4477     else if (selector == @selector(getAllSources))
4478         return @"getAllSources";
4479     else if (selector == @selector(getApplicationInfo:value:))
4480         return @"getApplicationInfoValue";
4481     else if (selector == @selector(getDisplayIdentifiers))
4482         return @"getDisplayIdentifiers";
4483     else if (selector == @selector(getLocalizedNameForDisplayIdentifier:))
4484         return @"getLocalizedNameForDisplayIdentifier";
4485     else if (selector == @selector(getKernelNumber:))
4486         return @"getKernelNumber";
4487     else if (selector == @selector(getKernelString:))
4488         return @"getKernelString";
4489     else if (selector == @selector(getInstalledPackages))
4490         return @"getInstalledPackages";
4491     else if (selector == @selector(getIORegistryEntry::))
4492         return @"getIORegistryEntry";
4493     else if (selector == @selector(getLocaleIdentifier))
4494         return @"getLocaleIdentifier";
4495     else if (selector == @selector(getPreferredLanguages))
4496         return @"getPreferredLanguages";
4497     else if (selector == @selector(getPackageById:))
4498         return @"getPackageById";
4499     else if (selector == @selector(getMetadataKeys))
4500         return @"getMetadataKeys";
4501     else if (selector == @selector(getMetadataValue:))
4502         return @"getMetadataValue";
4503     else if (selector == @selector(getSessionValue:))
4504         return @"getSessionValue";
4505     else if (selector == @selector(installPackages:))
4506         return @"installPackages";
4507     else if (selector == @selector(isReachable:))
4508         return @"isReachable";
4509     else if (selector == @selector(localizedStringForKey:value:table:))
4510         return @"localize";
4511     else if (selector == @selector(popViewController:))
4512         return @"popViewController";
4513     else if (selector == @selector(refreshSources))
4514         return @"refreshSources";
4515     else if (selector == @selector(registerFrame:))
4516         return @"registerFrame";
4517     else if (selector == @selector(removeButton))
4518         return @"removeButton";
4519     else if (selector == @selector(saveConfig))
4520         return @"saveConfig";
4521     else if (selector == @selector(setMetadataValue::))
4522         return @"setMetadataValue";
4523     else if (selector == @selector(setSessionValue::))
4524         return @"setSessionValue";
4525     else if (selector == @selector(substitutePackageNames:))
4526         return @"substitutePackageNames";
4527     else if (selector == @selector(scrollToBottom:))
4528         return @"scrollToBottom";
4529     else if (selector == @selector(setAllowsNavigationAction:))
4530         return @"setAllowsNavigationAction";
4531     else if (selector == @selector(setBadgeValue:))
4532         return @"setBadgeValue";
4533     else if (selector == @selector(setButtonImage:withStyle:toFunction:))
4534         return @"setButtonImage";
4535     else if (selector == @selector(setButtonTitle:withStyle:toFunction:))
4536         return @"setButtonTitle";
4537     else if (selector == @selector(setHidesBackButton:))
4538         return @"setHidesBackButton";
4539     else if (selector == @selector(setHidesNavigationBar:))
4540         return @"setHidesNavigationBar";
4541     else if (selector == @selector(setNavigationBarStyle:))
4542         return @"setNavigationBarStyle";
4543     else if (selector == @selector(setNavigationBarTintRed:green:blue:alpha:))
4544         return @"setNavigationBarTintColor";
4545     else if (selector == @selector(setPasteboardString:))
4546         return @"setPasteboardString";
4547     else if (selector == @selector(setPasteboardURL:))
4548         return @"setPasteboardURL";
4549     else if (selector == @selector(setScrollAlwaysBounceVertical:))
4550         return @"setScrollAlwaysBounceVertical";
4551     else if (selector == @selector(setScrollIndicatorStyle:))
4552         return @"setScrollIndicatorStyle";
4553     else if (selector == @selector(setToken:))
4554         return @"setToken";
4555     else if (selector == @selector(setViewportWidth:))
4556         return @"setViewportWidth";
4557     else if (selector == @selector(statfs:))
4558         return @"statfs";
4559     else if (selector == @selector(supports:))
4560         return @"supports";
4561     else if (selector == @selector(unload))
4562         return @"unload";
4563     else
4564         return nil;
4565 }
4566
4567 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
4568     return [self webScriptNameForSelector:selector] == nil;
4569 }
4570
4571 - (BOOL) supports:(NSString *)feature {
4572     return [feature isEqualToString:@"window.open"];
4573 }
4574
4575 - (void) unload {
4576     [delegate_ performSelectorOnMainThread:@selector(unloadData) withObject:nil waitUntilDone:NO];
4577 }
4578
4579 - (void) setScrollAlwaysBounceVertical:(NSNumber *)value {
4580     [indirect_ performSelectorOnMainThread:@selector(setScrollAlwaysBounceVerticalNumber:) withObject:value waitUntilDone:NO];
4581 }
4582
4583 - (void) setScrollIndicatorStyle:(NSString *)style {
4584     [indirect_ performSelectorOnMainThread:@selector(setScrollIndicatorStyleWithName:) withObject:style waitUntilDone:NO];
4585 }
4586
4587 - (void) addInternalRedirect:(NSString *)from :(NSString *)to {
4588     [CydiaWebViewController performSelectorOnMainThread:@selector(addDiversion:) withObject:[[[Diversion alloc] initWithFrom:from to:to] autorelease] waitUntilDone:NO];
4589 }
4590
4591 - (NSDictionary *) getApplicationInfo:(NSString *)display value:(NSString *)key {
4592     char path[1024];
4593     if (SBBundlePathForDisplayIdentifier(SBSSpringBoardServerPort(), [display UTF8String], path) != 0)
4594         return (id) [NSNull null];
4595     NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:[[NSString stringWithUTF8String:path] stringByAppendingString:@"/Info.plist"]]);
4596     if (info == nil)
4597         return (id) [NSNull null];
4598     return [info objectForKey:key];
4599 }
4600
4601 - (NSArray *) getDisplayIdentifiers {
4602     NSSet *set([SBSCopyApplicationDisplayIdentifiers() autorelease]);
4603     if (set == nil || ![set isKindOfClass:[NSSet class]])
4604         return [NSArray array];
4605     return [set allObjects];
4606 }
4607
4608 - (NSString *) getLocalizedNameForDisplayIdentifier:(NSString *)identifier {
4609     return [SBSCopyLocalizedApplicationNameForDisplayIdentifier(identifier) autorelease] ?: (id) [NSNull null];
4610 }
4611
4612 - (NSNumber *) getKernelNumber:(NSString *)name {
4613     const char *string([name UTF8String]);
4614
4615     size_t size;
4616     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4617         return (id) [NSNull null];
4618
4619     if (size != sizeof(int))
4620         return (id) [NSNull null];
4621
4622     int value;
4623     if (sysctlbyname(string, &value, &size, NULL, 0) == -1)
4624         return (id) [NSNull null];
4625
4626     return [NSNumber numberWithInt:value];
4627 }
4628
4629 - (NSString *) getKernelString:(NSString *)name {
4630     const char *string([name UTF8String]);
4631
4632     size_t size;
4633     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4634         return (id) [NSNull null];
4635
4636     char value[size + 1];
4637     if (sysctlbyname(string, value, &size, NULL, 0) == -1)
4638         return (id) [NSNull null];
4639
4640     // XXX: just in case you request something ludicrous
4641     value[size] = '\0';
4642
4643     return [NSString stringWithCString:value];
4644 }
4645
4646 - (NSObject *) getIORegistryEntry:(NSString *)path :(NSString *)entry {
4647     NSObject *value(CYIOGetValue([path UTF8String], entry));
4648
4649     if (value != nil)
4650         if ([value isKindOfClass:[NSData class]])
4651             value = CYHex((NSData *) value);
4652
4653     return value;
4654 }
4655
4656 - (NSArray *) getMetadataKeys {
4657 @synchronized (Values_) {
4658     return [Values_ allKeys];
4659 } }
4660
4661 - (void) registerFrame:(DOMHTMLIFrameElement *)iframe {
4662     WebFrame *frame([iframe contentFrame]);
4663     [indirect_ registerFrame:frame];
4664 }
4665
4666 - (id) getMetadataValue:(NSString *)key {
4667 @synchronized (Values_) {
4668     return [Values_ objectForKey:key];
4669 } }
4670
4671 - (void) setMetadataValue:(NSString *)key :(NSString *)value {
4672 @synchronized (Values_) {
4673     if (value == nil || value == (id) [WebUndefined undefined] || value == (id) [NSNull null])
4674         [Values_ removeObjectForKey:key];
4675     else
4676         [Values_ setObject:value forKey:key];
4677 } }
4678
4679 - (id) getSessionValue:(NSString *)key {
4680 @synchronized (SessionData_) {
4681     return [SessionData_ objectForKey:key];
4682 } }
4683
4684 - (void) setSessionValue:(NSString *)key :(NSString *)value {
4685 @synchronized (SessionData_) {
4686     if (value == (id) [WebUndefined undefined])
4687         [SessionData_ removeObjectForKey:key];
4688     else
4689         [SessionData_ setObject:value forKey:key];
4690 } }
4691
4692 - (void) addBridgedHost:(NSString *)host {
4693 @synchronized (HostConfig_) {
4694     [BridgedHosts_ addObject:host];
4695 } }
4696
4697 - (void) addInsecureHost:(NSString *)host {
4698 @synchronized (HostConfig_) {
4699     [InsecureHosts_ addObject:host];
4700 } }
4701
4702 - (void) addPipelinedHost:(NSString *)host scheme:(NSString *)scheme {
4703 @synchronized (HostConfig_) {
4704     if (scheme != (id) [WebUndefined undefined])
4705         host = [NSString stringWithFormat:@"%@:%@", [scheme lowercaseString], host];
4706
4707     [PipelinedHosts_ addObject:host];
4708 } }
4709
4710 - (void) popViewController:(NSNumber *)value {
4711     if (value == (id) [WebUndefined undefined])
4712         value = [NSNumber numberWithBool:YES];
4713     [indirect_ performSelectorOnMainThread:@selector(popViewControllerWithNumber:) withObject:value waitUntilDone:NO];
4714 }
4715
4716 - (void) addSource:(NSString *)href :(NSString *)distribution :(WebScriptObject *)sections {
4717     NSMutableArray *array([NSMutableArray arrayWithCapacity:[sections count]]);
4718
4719     for (NSString *section in sections)
4720         [array addObject:section];
4721
4722     [delegate_ performSelectorOnMainThread:@selector(addSource:) withObject:[NSMutableDictionary dictionaryWithObjectsAndKeys:
4723         @"deb", @"Type",
4724         href, @"URI",
4725         distribution, @"Distribution",
4726         array, @"Sections",
4727     nil] waitUntilDone:NO];
4728 }
4729
4730 - (BOOL) addTrivialSource:(NSString *)href {
4731     href = VerifySource(href);
4732     if (href == nil)
4733         return NO;
4734     [delegate_ performSelectorOnMainThread:@selector(addTrivialSource:) withObject:href waitUntilDone:NO];
4735     return YES;
4736 }
4737
4738 - (void) refreshSources {
4739     [delegate_ performSelectorOnMainThread:@selector(syncData) withObject:nil waitUntilDone:NO];
4740 }
4741
4742 - (void) saveConfig {
4743     [delegate_ performSelectorOnMainThread:@selector(_saveConfig) withObject:nil waitUntilDone:NO];
4744 }
4745
4746 - (NSArray *) getAllSources {
4747     return [[Database sharedInstance] sources];
4748 }
4749
4750 - (NSArray *) getInstalledPackages {
4751     Database *database([Database sharedInstance]);
4752 @synchronized (database) {
4753     NSArray *packages([database packages]);
4754     NSMutableArray *installed([NSMutableArray arrayWithCapacity:1024]);
4755     for (Package *package in packages)
4756         if (![package uninstalled])
4757             [installed addObject:package];
4758     return installed;
4759 } }
4760
4761 - (Package *) getPackageById:(NSString *)id {
4762     if (Package *package = [[Database sharedInstance] packageWithName:id]) {
4763         [package parse];
4764         return package;
4765     } else
4766         return (Package *) [NSNull null];
4767 }
4768
4769 - (NSString *) getLocaleIdentifier {
4770     return Locale_ == NULL ? (NSString *) [NSNull null] : (NSString *) CFLocaleGetIdentifier(Locale_);
4771 }
4772
4773 - (NSArray *) getPreferredLanguages {
4774     return Languages_;
4775 }
4776
4777 - (NSArray *) statfs:(NSString *)path {
4778     struct statfs stat;
4779
4780     if (path == nil || statfs([path UTF8String], &stat) == -1)
4781         return nil;
4782
4783     return [NSArray arrayWithObjects:
4784         [NSNumber numberWithUnsignedLong:stat.f_bsize],
4785         [NSNumber numberWithUnsignedLong:stat.f_blocks],
4786         [NSNumber numberWithUnsignedLong:stat.f_bfree],
4787     nil];
4788 }
4789
4790 - (NSNumber *) du:(NSString *)path {
4791     NSNumber *value(nil);
4792
4793     FILE *du(popen([[NSString stringWithFormat:@"/usr/libexec/cydia/cydo /usr/libexec/cydia/du -ks %@", ShellEscape(path)] UTF8String], "r"));
4794     if (du != NULL) {
4795         char line[1024];
4796         while (fgets(line, sizeof(line), du) != NULL) {
4797             size_t length(strlen(line));
4798             while (length != 0 && line[length - 1] == '\n')
4799                 line[--length] = '\0';
4800             if (char *tab = strchr(line, '\t')) {
4801                 *tab = '\0';
4802                 value = [NSNumber numberWithUnsignedLong:strtoul(line, NULL, 0)];
4803             }
4804         }
4805         pclose(du);
4806     }
4807
4808     return value;
4809 }
4810
4811 - (void) close {
4812     [indirect_ performSelectorOnMainThread:@selector(close) withObject:nil waitUntilDone:NO];
4813 }
4814
4815 - (NSNumber *) isReachable:(NSString *)name {
4816     return [NSNumber numberWithBool:IsReachable([name UTF8String])];
4817 }
4818
4819 - (void) installPackages:(NSArray *)packages {
4820     [delegate_ performSelectorOnMainThread:@selector(installPackages:) withObject:packages waitUntilDone:NO];
4821 }
4822
4823 - (NSString *) substitutePackageNames:(NSString *)message {
4824     NSMutableArray *words([[[message componentsSeparatedByString:@" "] mutableCopy] autorelease]);
4825     for (size_t i(0), e([words count]); i != e; ++i) {
4826         NSString *word([words objectAtIndex:i]);
4827         if (Package *package = [[Database sharedInstance] packageWithName:word])
4828             [words replaceObjectAtIndex:i withObject:[package name]];
4829     }
4830
4831     return [words componentsJoinedByString:@" "];
4832 }
4833
4834 - (void) removeButton {
4835     [indirect_ removeButton];
4836 }
4837
4838 - (void) setButtonImage:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4839     [indirect_ setButtonImage:button withStyle:style toFunction:function];
4840 }
4841
4842 - (void) setButtonTitle:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4843     [indirect_ setButtonTitle:button withStyle:style toFunction:function];
4844 }
4845
4846 - (void) setBadgeValue:(id)value {
4847     [indirect_ performSelectorOnMainThread:@selector(setBadgeValue:) withObject:value waitUntilDone:NO];
4848 }
4849
4850 - (void) setAllowsNavigationAction:(NSString *)value {
4851     [indirect_ performSelectorOnMainThread:@selector(setAllowsNavigationActionByNumber:) withObject:value waitUntilDone:NO];
4852 }
4853
4854 - (void) setHidesBackButton:(NSString *)value {
4855     [indirect_ performSelectorOnMainThread:@selector(setHidesBackButtonByNumber:) withObject:value waitUntilDone:NO];
4856 }
4857
4858 - (void) setHidesNavigationBar:(NSString *)value {
4859     [indirect_ performSelectorOnMainThread:@selector(setHidesNavigationBarByNumber:) withObject:value waitUntilDone:NO];
4860 }
4861
4862 - (void) setNavigationBarStyle:(NSString *)value {
4863     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarStyle:) withObject:value waitUntilDone:NO];
4864 }
4865
4866 - (void) setNavigationBarTintRed:(NSNumber *)red green:(NSNumber *)green blue:(NSNumber *)blue alpha:(NSNumber *)alpha {
4867     float opacity(alpha == (id) [WebUndefined undefined] ? 1 : [alpha floatValue]);
4868     UIColor *color([UIColor colorWithRed:[red floatValue] green:[green floatValue] blue:[blue floatValue] alpha:opacity]);
4869     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarTintColor:) withObject:color waitUntilDone:NO];
4870 }
4871
4872 - (void) setPasteboardString:(NSString *)value {
4873     [[objc_getClass("UIPasteboard") generalPasteboard] setString:value];
4874 }
4875
4876 - (void) setPasteboardURL:(NSString *)value {
4877     [[objc_getClass("UIPasteboard") generalPasteboard] setURL:[NSURL URLWithString:value]];
4878 }
4879
4880 - (void) setToken:(NSString *)token {
4881     // XXX: the website expects this :/
4882 }
4883
4884 - (void) scrollToBottom:(NSNumber *)animated {
4885     [indirect_ performSelectorOnMainThread:@selector(scrollToBottomAnimated:) withObject:animated waitUntilDone:NO];
4886 }
4887
4888 - (void) setViewportWidth:(float)width {
4889     [indirect_ setViewportWidthOnMainThread:width];
4890 }
4891
4892 - (NSString *) stringWithFormat:(NSString *)format arguments:(WebScriptObject *)arguments {
4893     //NSLog(@"SWF:\"%@\" A:%@", format, [arguments description]);
4894     unsigned count([arguments count]);
4895     id values[count];
4896     for (unsigned i(0); i != count; ++i)
4897         values[i] = [arguments objectAtIndex:i];
4898     return [[[NSString alloc] initWithFormat:format arguments:reinterpret_cast<va_list>(values)] autorelease];
4899 }
4900
4901 - (NSString *) localizedStringForKey:(NSString *)key value:(NSString *)value table:(NSString *)table {
4902     if (reinterpret_cast<id>(value) == [WebUndefined undefined])
4903         value = nil;
4904     if (reinterpret_cast<id>(table) == [WebUndefined undefined])
4905         table = nil;
4906     return [[NSBundle mainBundle] localizedStringForKey:key value:value table:table];
4907 }
4908
4909 @end
4910 /* }}} */
4911
4912 @interface NSURL (CydiaSecure)
4913 @end
4914
4915 @implementation NSURL (CydiaSecure)
4916
4917 - (bool) isCydiaSecure {
4918     if ([[[self scheme] lowercaseString] isEqualToString:@"https"])
4919         return true;
4920
4921     @synchronized (HostConfig_) {
4922         if ([InsecureHosts_ containsObject:[self host]])
4923             return true;
4924     }
4925
4926     return false;
4927 }
4928
4929 @end
4930
4931 /* Cydia Browser Controller {{{ */
4932 @implementation CydiaWebViewController
4933
4934 - (NSURL *) navigationURL {
4935     return request_ == nil ? nil : [NSURL URLWithString:[NSString stringWithFormat:@"cydia://url/%@", [[request_ URL] absoluteString]]];
4936 }
4937
4938 + (void) _initialize {
4939     [super _initialize];
4940
4941     Diversions_ = [NSMutableSet setWithCapacity:0];
4942 }
4943
4944 + (void) addDiversion:(Diversion *)diversion {
4945     [Diversions_ addObject:diversion];
4946 }
4947
4948 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4949     [super webView:view didClearWindowObject:window forFrame:frame];
4950     [CydiaWebViewController didClearWindowObject:window forFrame:frame withCydia:cydia_];
4951 }
4952
4953 + (void) didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame withCydia:(CydiaObject *)cydia {
4954     WebDataSource *source([frame dataSource]);
4955     NSURLResponse *response([source response]);
4956     NSURL *url([response URL]);
4957     NSString *scheme([[url scheme] lowercaseString]);
4958
4959     bool bridged(false);
4960
4961     @synchronized (HostConfig_) {
4962         if ([scheme isEqualToString:@"file"])
4963             bridged = true;
4964         else if ([scheme isEqualToString:@"https"])
4965             if ([BridgedHosts_ containsObject:[url host]])
4966                 bridged = true;
4967     }
4968
4969     if (bridged)
4970         [window setValue:cydia forKey:@"cydia"];
4971 }
4972
4973 - (void) _setupMail:(MFMailComposeViewController *)controller {
4974     [controller addAttachmentData:[NSData dataWithContentsOfFile:@"/tmp/cydia.log"] mimeType:@"text/plain" fileName:@"cydia.log"];
4975
4976     system("/usr/bin/dpkg -l >/tmp/dpkgl.log");
4977     [controller addAttachmentData:[NSData dataWithContentsOfFile:@"/tmp/dpkgl.log"] mimeType:@"text/plain" fileName:@"dpkgl.log"];
4978 }
4979
4980 - (NSURL *) URLWithURL:(NSURL *)url {
4981     return [Diversion divertURL:url];
4982 }
4983
4984 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
4985     return [CydiaWebViewController requestWithHeaders:[super webView:view resource:resource willSendRequest:request redirectResponse:response fromDataSource:source]];
4986 }
4987
4988 - (NSURLRequest *) webThreadWebView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
4989     return [CydiaWebViewController requestWithHeaders:[super webThreadWebView:view resource:resource willSendRequest:request redirectResponse:response fromDataSource:source]];
4990 }
4991
4992 + (NSURLRequest *) requestWithHeaders:(NSURLRequest *)request {
4993     NSMutableURLRequest *copy([[request mutableCopy] autorelease]);
4994
4995     NSURL *url([copy URL]);
4996     NSString *href([url absoluteString]);
4997     NSString *host([url host]);
4998
4999     if ([href hasPrefix:@"https://cydia.saurik.com/TSS/"]) {
5000         if (NSString *agent = [copy valueForHTTPHeaderField:@"X-User-Agent"]) {
5001             [copy setValue:agent forHTTPHeaderField:@"User-Agent"];
5002             [copy setValue:nil forHTTPHeaderField:@"X-User-Agent"];
5003         }
5004
5005         [copy setValue:nil forHTTPHeaderField:@"Referer"];
5006         [copy setValue:nil forHTTPHeaderField:@"Origin"];
5007
5008         [copy setURL:[NSURL URLWithString:[@"http://gs.apple.com/TSS/" stringByAppendingString:[href substringFromIndex:29]]]];
5009         return copy;
5010     }
5011
5012     if ([copy valueForHTTPHeaderField:@"X-Cydia-Cf"] == nil)
5013         [copy setValue:[NSString stringWithFormat:@"%.2f", kCFCoreFoundationVersionNumber] forHTTPHeaderField:@"X-Cydia-Cf"];
5014     if (Machine_ != NULL && [copy valueForHTTPHeaderField:@"X-Machine"] == nil)
5015         [copy setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
5016
5017     bool bridged; @synchronized (HostConfig_) {
5018         bridged = [BridgedHosts_ containsObject:host];
5019     }
5020
5021     if ([url isCydiaSecure] && bridged && UniqueID_ != nil && [copy valueForHTTPHeaderField:@"X-Cydia-Id"] == nil)
5022         [copy setValue:UniqueID_ forHTTPHeaderField:@"X-Cydia-Id"];
5023
5024     return copy;
5025 }
5026
5027 - (void) setDelegate:(id)delegate {
5028     [super setDelegate:delegate];
5029     [cydia_ setDelegate:delegate];
5030 }
5031
5032 - (NSString *) applicationNameForUserAgent {
5033     return UserAgent_;
5034 }
5035
5036 - (id) init {
5037     if ((self = [super initWithWidth:0 ofClass:[CydiaWebViewController class]]) != nil) {
5038         cydia_ = [[[CydiaObject alloc] initWithDelegate:indirect_] autorelease];
5039     } return self;
5040 }
5041
5042 @end
5043
5044 @interface AppCacheController : CydiaWebViewController {
5045 }
5046
5047 @end
5048
5049 @implementation AppCacheController
5050
5051 - (void) didReceiveMemoryWarning {
5052     // XXX: this doesn't work
5053 }
5054
5055 - (bool) retainsNetworkActivityIndicator {
5056     return false;
5057 }
5058
5059 @end
5060 /* }}} */
5061
5062 // CydiaScript {{{
5063 @interface NSObject (CydiaScript)
5064 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context;
5065 @end
5066
5067 @implementation NSObject (CydiaScript)
5068
5069 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
5070     return self;
5071 }
5072
5073 @end
5074
5075 @implementation NSArray (CydiaScript)
5076
5077 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
5078     WebScriptObject *object([context evaluateWebScript:@"[]"]);
5079     for (size_t i(0), e([self count]); i != e; ++i)
5080         [object setWebScriptValueAtIndex:i value:[[self objectAtIndex:i] Cydia$webScriptObjectInContext:context]];
5081     return object;
5082 }
5083
5084 @end
5085
5086 @implementation NSDictionary (CydiaScript)
5087
5088 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
5089     WebScriptObject *object([context evaluateWebScript:@"({})"]);
5090     for (id i in self)
5091         [object setValue:[[self objectForKey:i] Cydia$webScriptObjectInContext:context] forKey:i];
5092     return object;
5093 }
5094
5095 @end
5096 // }}}
5097
5098 /* Confirmation Controller {{{ */
5099 bool DepSubstrate(const pkgCache::VerIterator &iterator) {
5100     if (!iterator.end())
5101         for (pkgCache::DepIterator dep(iterator.DependsList()); !dep.end(); ++dep) {
5102             if (dep->Type != pkgCache::Dep::Depends && dep->Type != pkgCache::Dep::PreDepends)
5103                 continue;
5104             pkgCache::PkgIterator package(dep.TargetPkg());
5105             if (package.end())
5106                 continue;
5107             if (strcmp(package.Name(), "mobilesubstrate") == 0)
5108                 return true;
5109         }
5110
5111     return false;
5112 }
5113
5114 @protocol ConfirmationControllerDelegate
5115 - (void) cancelAndClear:(bool)clear;
5116 - (void) confirmWithNavigationController:(UINavigationController *)navigation;
5117 - (void) queue;
5118 @end
5119
5120 @interface ConfirmationController : CydiaWebViewController {
5121     _transient Database *database_;
5122
5123     _H<UIAlertView> essential_;
5124
5125     _H<NSDictionary> changes_;
5126     _H<NSMutableArray> issues_;
5127     _H<NSDictionary> sizes_;
5128
5129     BOOL substrate_;
5130 }
5131
5132 - (id) initWithDatabase:(Database *)database;
5133
5134 @end
5135
5136 @implementation ConfirmationController
5137
5138 - (void) complete {
5139     if (substrate_)
5140         RestartSubstrate_ = true;
5141     [delegate_ confirmWithNavigationController:[self navigationController]];
5142 }
5143
5144 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
5145     NSString *context([alert context]);
5146
5147     if ([context isEqualToString:@"remove"]) {
5148         if (button == [alert cancelButtonIndex])
5149             [self _doContinue];
5150         else if (button == [alert firstOtherButtonIndex]) {
5151             [self performSelector:@selector(complete) withObject:nil afterDelay:0];
5152         }
5153
5154         [alert dismissWithClickedButtonIndex:-1 animated:YES];
5155     } else if ([context isEqualToString:@"unable"]) {
5156         [self dismissModalViewControllerAnimated:YES];
5157         [alert dismissWithClickedButtonIndex:-1 animated:YES];
5158     } else {
5159         [super alertView:alert clickedButtonAtIndex:button];
5160     }
5161 }
5162
5163 - (void) _doContinue {
5164     [delegate_ cancelAndClear:NO];
5165     [self dismissModalViewControllerAnimated:YES];
5166 }
5167
5168 - (id) invokeDefaultMethodWithArguments:(NSArray *)args {
5169     [self performSelectorOnMainThread:@selector(_doContinue) withObject:nil waitUntilDone:NO];
5170     return nil;
5171 }
5172
5173 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
5174     [super webView:view didClearWindowObject:window forFrame:frame];
5175
5176     [window setValue:[[NSDictionary dictionaryWithObjectsAndKeys:
5177         (id) changes_, @"changes",
5178         (id) issues_, @"issues",
5179         (id) sizes_, @"sizes",
5180         self, @"queue",
5181     nil] Cydia$webScriptObjectInContext:window] forKey:@"cydiaConfirm"];
5182 }
5183
5184 - (id) initWithDatabase:(Database *)database {
5185     if ((self = [super init]) != nil) {
5186         database_ = database;
5187
5188         NSMutableArray *installs([NSMutableArray arrayWithCapacity:16]);
5189         NSMutableArray *reinstalls([NSMutableArray arrayWithCapacity:16]);
5190         NSMutableArray *upgrades([NSMutableArray arrayWithCapacity:16]);
5191         NSMutableArray *downgrades([NSMutableArray arrayWithCapacity:16]);
5192         NSMutableArray *removes([NSMutableArray arrayWithCapacity:16]);
5193
5194         bool remove(false);
5195
5196         pkgCacheFile &cache([database_ cache]);
5197         NSArray *packages([database_ packages]);
5198         pkgDepCache::Policy *policy([database_ policy]);
5199
5200         issues_ = [NSMutableArray arrayWithCapacity:4];
5201
5202         for (Package *package in packages) {
5203             pkgCache::PkgIterator iterator([package iterator]);
5204             NSString *name([package id]);
5205
5206             if ([package broken]) {
5207                 NSMutableArray *reasons([NSMutableArray arrayWithCapacity:4]);
5208
5209                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
5210                     name, @"package",
5211                     reasons, @"reasons",
5212                 nil]];
5213
5214                 pkgCache::VerIterator ver(cache[iterator].InstVerIter(cache));
5215                 if (ver.end())
5216                     continue;
5217
5218                 for (pkgCache::DepIterator dep(ver.DependsList()); !dep.end(); ) {
5219                     pkgCache::DepIterator start;
5220                     pkgCache::DepIterator end;
5221                     dep.GlobOr(start, end); // ++dep
5222
5223                     if (!cache->IsImportantDep(end))
5224                         continue;
5225                     if ((cache[end] & pkgDepCache::DepGInstall) != 0)
5226                         continue;
5227
5228                     NSMutableArray *clauses([NSMutableArray arrayWithCapacity:4]);
5229
5230                     [reasons addObject:[NSDictionary dictionaryWithObjectsAndKeys:
5231                         [NSString stringWithUTF8String:start.DepType()], @"relationship",
5232                         clauses, @"clauses",
5233                     nil]];
5234
5235                     _forever {
5236                         NSString *reason, *installed((NSString *) [WebUndefined undefined]);
5237
5238                         pkgCache::PkgIterator target(start.TargetPkg());
5239                         if (target->ProvidesList != 0)
5240                             reason = @"missing";
5241                         else {
5242                             pkgCache::VerIterator ver(cache[target].InstVerIter(cache));
5243                             if (!ver.end()) {
5244                                 reason = @"installed";
5245                                 installed = [NSString stringWithUTF8String:ver.VerStr()];
5246                             } else if (!cache[target].CandidateVerIter(cache).end())
5247                                 reason = @"uninstalled";
5248                             else if (target->ProvidesList == 0)
5249                                 reason = @"uninstallable";
5250                             else
5251                                 reason = @"virtual";
5252                         }
5253
5254                         NSDictionary *version(start.TargetVer() == 0 ? (NSDictionary *) [NSNull null] : [NSDictionary dictionaryWithObjectsAndKeys:
5255                             [NSString stringWithUTF8String:start.CompType()], @"operator",
5256                             [NSString stringWithUTF8String:start.TargetVer()], @"value",
5257                         nil]);
5258
5259                         [clauses addObject:[NSDictionary dictionaryWithObjectsAndKeys:
5260                             [NSString stringWithUTF8String:start.TargetPkg().Name()], @"package",
5261                             version, @"version",
5262                             reason, @"reason",
5263                             installed, @"installed",
5264                         nil]];
5265
5266                         // yes, seriously. (wtf?)
5267                         if (start == end)
5268                             break;
5269                         ++start;
5270                     }
5271                 }
5272             }
5273
5274             pkgDepCache::StateCache &state(cache[iterator]);
5275
5276             static RegEx special_r("(firmware|gsc\\..*|cy\\+.*)");
5277
5278             if (state.NewInstall())
5279                 [installs addObject:name];
5280             // XXX: else if (state.Install())
5281             else if (!state.Delete() && (state.iFlags & pkgDepCache::ReInstall) == pkgDepCache::ReInstall)
5282                 [reinstalls addObject:name];
5283             // XXX: move before previous if
5284             else if (state.Upgrade())
5285                 [upgrades addObject:name];
5286             else if (state.Downgrade())
5287                 [downgrades addObject:name];
5288             else if (!state.Delete())
5289                 // XXX: _assert(state.Keep());
5290                 continue;
5291             else if (special_r(name))
5292                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
5293                     [NSNull null], @"package",
5294                     [NSArray arrayWithObjects:
5295                         [NSDictionary dictionaryWithObjectsAndKeys:
5296                             @"Conflicts", @"relationship",
5297                             [NSArray arrayWithObjects:
5298                                 [NSDictionary dictionaryWithObjectsAndKeys:
5299                                     name, @"package",
5300                                     [NSNull null], @"version",
5301                                     @"installed", @"reason",
5302                                 nil],
5303                             nil], @"clauses",
5304                         nil],
5305                     nil], @"reasons",
5306                 nil]];
5307             else {
5308                 if ([package essential])
5309                     remove = true;
5310                 [removes addObject:name];
5311             }
5312
5313             substrate_ |= DepSubstrate(policy->GetCandidateVer(iterator));
5314             substrate_ |= DepSubstrate(iterator.CurrentVer());
5315         }
5316
5317         if (!remove)
5318             essential_ = nil;
5319         else if (Advanced_) {
5320             NSString *parenthetical(UCLocalize("PARENTHETICAL"));
5321
5322             essential_ = [[[UIAlertView alloc]
5323                 initWithTitle:UCLocalize("REMOVING_ESSENTIALS")
5324                 message:UCLocalize("REMOVING_ESSENTIALS_EX")
5325                 delegate:self
5326                 cancelButtonTitle:[NSString stringWithFormat:parenthetical, UCLocalize("CANCEL_OPERATION"), UCLocalize("SAFE")]
5327                 otherButtonTitles:
5328                     [NSString stringWithFormat:parenthetical, UCLocalize("FORCE_REMOVAL"), UCLocalize("UNSAFE")],
5329                 nil
5330             ] autorelease];
5331
5332             [essential_ setContext:@"remove"];
5333             [essential_ setNumberOfRows:2];
5334         } else {
5335             essential_ = [[[UIAlertView alloc]
5336                 initWithTitle:UCLocalize("UNABLE_TO_COMPLY")
5337                 message:UCLocalize("UNABLE_TO_COMPLY_EX")
5338                 delegate:self
5339                 cancelButtonTitle:UCLocalize("OKAY")
5340                 otherButtonTitles:nil
5341             ] autorelease];
5342
5343             [essential_ setContext:@"unable"];
5344         }
5345
5346         changes_ = [NSDictionary dictionaryWithObjectsAndKeys:
5347             installs, @"installs",
5348             reinstalls, @"reinstalls",
5349             upgrades, @"upgrades",
5350             downgrades, @"downgrades",
5351             removes, @"removes",
5352         nil];
5353
5354         sizes_ = [NSDictionary dictionaryWithObjectsAndKeys:
5355             [NSNumber numberWithInteger:[database_ fetcher].FetchNeeded()], @"downloading",
5356             [NSNumber numberWithInteger:[database_ fetcher].PartialPresent()], @"resuming",
5357         nil];
5358
5359         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/confirm/", UI_]]];
5360     } return self;
5361 }
5362
5363 - (UIBarButtonItem *) leftButton {
5364     return [[[UIBarButtonItem alloc]
5365         initWithTitle:UCLocalize("CANCEL")
5366         style:UIBarButtonItemStylePlain
5367         target:self
5368         action:@selector(cancelButtonClicked)
5369     ] autorelease];
5370 }
5371
5372 #if !AlwaysReload
5373 - (void) applyRightButton {
5374     if ([issues_ count] == 0 && ![self isLoading])
5375         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
5376             initWithTitle:UCLocalize("CONFIRM")
5377             style:UIBarButtonItemStyleDone
5378             target:self
5379             action:@selector(confirmButtonClicked)
5380         ] autorelease]];
5381     else
5382         [[self navigationItem] setRightBarButtonItem:nil];
5383 }
5384 #endif
5385
5386 - (void) cancelButtonClicked {
5387     [delegate_ cancelAndClear:YES];
5388     [self dismissModalViewControllerAnimated:YES];
5389 }
5390
5391 #if !AlwaysReload
5392 - (void) confirmButtonClicked {
5393     if (essential_ != nil)
5394         [essential_ show];
5395     else
5396         [self complete];
5397 }
5398 #endif
5399
5400 @end
5401 /* }}} */
5402
5403 /* Progress Data {{{ */
5404 @interface CydiaProgressData : NSObject {
5405     _transient id delegate_;
5406
5407     bool running_;
5408     float percent_;
5409
5410     float current_;
5411     float total_;
5412     float speed_;
5413
5414     _H<NSMutableArray> events_;
5415     _H<NSString> title_;
5416
5417     _H<NSString> status_;
5418     _H<NSString> finish_;
5419 }
5420
5421 @end
5422
5423 @implementation CydiaProgressData
5424
5425 + (NSArray *) _attributeKeys {
5426     return [NSArray arrayWithObjects:
5427         @"current",
5428         @"events",
5429         @"finish",
5430         @"percent",
5431         @"running",
5432         @"speed",
5433         @"title",
5434         @"total",
5435     nil];
5436 }
5437
5438 - (NSArray *) attributeKeys {
5439     return [[self class] _attributeKeys];
5440 }
5441
5442 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
5443     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
5444 }
5445
5446 - (id) init {
5447     if ((self = [super init]) != nil) {
5448         events_ = [NSMutableArray arrayWithCapacity:32];
5449     } return self;
5450 }
5451
5452 - (id) delegate {
5453     return delegate_;
5454 }
5455
5456 - (void) setDelegate:(id)delegate {
5457     delegate_ = delegate;
5458 }
5459
5460 - (void) setPercent:(float)value {
5461     percent_ = value;
5462 }
5463
5464 - (NSNumber *) percent {
5465     return [NSNumber numberWithFloat:percent_];
5466 }
5467
5468 - (void) setCurrent:(float)value {
5469     current_ = value;
5470 }
5471
5472 - (NSNumber *) current {
5473     return [NSNumber numberWithFloat:current_];
5474 }
5475
5476 - (void) setTotal:(float)value {
5477     total_ = value;
5478 }
5479
5480 - (NSNumber *) total {
5481     return [NSNumber numberWithFloat:total_];
5482 }
5483
5484 - (void) setSpeed:(float)value {
5485     speed_ = value;
5486 }
5487
5488 - (NSNumber *) speed {
5489     return [NSNumber numberWithFloat:speed_];
5490 }
5491
5492 - (NSArray *) events {
5493     return events_;
5494 }
5495
5496 - (void) removeAllEvents {
5497     [events_ removeAllObjects];
5498 }
5499
5500 - (void) addEvent:(CydiaProgressEvent *)event {
5501     [events_ addObject:event];
5502 }
5503
5504 - (void) setTitle:(NSString *)text {
5505     title_ = text;
5506 }
5507
5508 - (NSString *) title {
5509     return title_;
5510 }
5511
5512 - (void) setFinish:(NSString *)text {
5513     finish_ = text;
5514 }
5515
5516 - (NSString *) finish {
5517     return (id) finish_ ?: [NSNull null];
5518 }
5519
5520 - (void) setRunning:(bool)running {
5521     running_ = running;
5522 }
5523
5524 - (NSNumber *) running {
5525     return running_ ? (NSNumber *) kCFBooleanTrue : (NSNumber *) kCFBooleanFalse;
5526 }
5527
5528 @end
5529 /* }}} */
5530 /* Progress Controller {{{ */
5531 @interface ProgressController : CydiaWebViewController <
5532     ProgressDelegate
5533 > {
5534     _transient Database *database_;
5535     _H<CydiaProgressData, 1> progress_;
5536     unsigned cancel_;
5537 }
5538
5539 - (id) initWithDatabase:(Database *)database delegate:(id)delegate;
5540
5541 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title;
5542
5543 - (void) setTitle:(NSString *)title;
5544 - (void) setCancellable:(bool)cancellable;
5545
5546 @end
5547
5548 @implementation ProgressController
5549
5550 - (void) dealloc {
5551     [database_ setProgressDelegate:nil];
5552     [super dealloc];
5553 }
5554
5555 - (UIBarButtonItem *) leftButton {
5556     return cancel_ == 1 ? [[[UIBarButtonItem alloc]
5557         initWithTitle:UCLocalize("CANCEL")
5558         style:UIBarButtonItemStylePlain
5559         target:self
5560         action:@selector(cancel)
5561     ] autorelease] : nil;
5562 }
5563
5564 - (void) updateCancel {
5565     [super applyLeftButton];
5566 }
5567
5568 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
5569     if ((self = [super init]) != nil) {
5570         database_ = database;
5571         delegate_ = delegate;
5572
5573         [database_ setProgressDelegate:self];
5574
5575         progress_ = [[[CydiaProgressData alloc] init] autorelease];
5576         [progress_ setDelegate:self];
5577
5578         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/progress/", UI_]]];
5579
5580         [scroller_ setBackgroundColor:[UIColor blackColor]];
5581
5582         [[self navigationItem] setHidesBackButton:YES];
5583
5584         [self updateCancel];
5585     } return self;
5586 }
5587
5588 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
5589     [super webView:view didClearWindowObject:window forFrame:frame];
5590     [window setValue:progress_ forKey:@"cydiaProgress"];
5591 }
5592
5593 - (void) updateProgress {
5594     [self dispatchEvent:@"CydiaProgressUpdate"];
5595 }
5596
5597 - (void) viewWillAppear:(BOOL)animated {
5598     [[[self navigationController] navigationBar] setBarStyle:UIBarStyleBlack];
5599     [super viewWillAppear:animated];
5600 }
5601
5602 - (void) close {
5603     UpdateExternalStatus(0);
5604
5605     if (Finish_ > 1)
5606         [delegate_ saveState];
5607
5608     switch (Finish_) {
5609         case 0:
5610             [delegate_ returnToCydia];
5611         break;
5612
5613         case 1:
5614             [delegate_ terminateWithSuccess];
5615             /*if ([delegate_ respondsToSelector:@selector(suspendWithAnimation:)])
5616                 [delegate_ suspendWithAnimation:YES];
5617             else
5618                 [delegate_ suspend];*/
5619         break;
5620
5621         case 2:
5622             _trace();
5623             goto reload;
5624
5625         case 3:
5626             _trace();
5627             goto reload;
5628
5629         reload: {
5630             UIProgressHUD *hud([delegate_ addProgressHUD]);
5631             [hud setText:UCLocalize("LOADING")];
5632             [delegate_ performSelector:@selector(reloadSpringBoard) withObject:nil afterDelay:0.5];
5633             return;
5634         }
5635
5636         case 4:
5637             _trace();
5638             if (void (*SBReboot)(mach_port_t) = reinterpret_cast<void (*)(mach_port_t)>(dlsym(RTLD_DEFAULT, "SBReboot")))
5639                 SBReboot(SBSSpringBoardServerPort());
5640             else
5641                 reboot2(RB_AUTOBOOT);
5642         break;
5643     }
5644
5645     [super close];
5646 }
5647
5648 - (void) setTitle:(NSString *)title {
5649     [progress_ setTitle:title];
5650     [self updateProgress];
5651 }
5652
5653 - (UIBarButtonItem *) rightButton {
5654     return [[progress_ running] boolValue] ? [super rightButton] : [[[UIBarButtonItem alloc]
5655         initWithTitle:UCLocalize("CLOSE")
5656         style:UIBarButtonItemStylePlain
5657         target:self
5658         action:@selector(close)
5659     ] autorelease];
5660 }
5661
5662 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title {
5663     UpdateExternalStatus(1);
5664
5665     [progress_ setRunning:true];
5666     [self setTitle:title];
5667     // implicit updateProgress
5668
5669     SHA1SumValue notifyconf; {
5670         FileFd file;
5671         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5672             _error->Discard();
5673         else {
5674             MMap mmap(file, MMap::ReadOnly);
5675             SHA1Summation sha1;
5676             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5677             notifyconf = sha1.Result();
5678         }
5679     }
5680
5681     SHA1SumValue springlist; {
5682         FileFd file;
5683         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5684             _error->Discard();
5685         else {
5686             MMap mmap(file, MMap::ReadOnly);
5687             SHA1Summation sha1;
5688             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5689             springlist = sha1.Result();
5690         }
5691     }
5692
5693     if (invocation != nil) {
5694         [invocation yieldToSelector:@selector(invoke)];
5695         [self setTitle:@"COMPLETE"];
5696     }
5697
5698     if (Finish_ < 4) {
5699         FileFd file;
5700         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5701             _error->Discard();
5702         else {
5703             MMap mmap(file, MMap::ReadOnly);
5704             SHA1Summation sha1;
5705             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5706             if (!(notifyconf == sha1.Result()))
5707                 Finish_ = 4;
5708         }
5709     }
5710
5711     if (Finish_ < 3) {
5712         FileFd file;
5713         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5714             _error->Discard();
5715         else {
5716             MMap mmap(file, MMap::ReadOnly);
5717             SHA1Summation sha1;
5718             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5719             if (!(springlist == sha1.Result()))
5720                 Finish_ = 3;
5721         }
5722     }
5723
5724     if (Finish_ < 2) {
5725         if (RestartSubstrate_)
5726             Finish_ = 2;
5727     }
5728
5729     RestartSubstrate_ = false;
5730
5731     switch (Finish_) {
5732         case 0: [progress_ setFinish:UCLocalize("RETURN_TO_CYDIA")]; break; /* XXX: Maybe UCLocalize("DONE")? */
5733         case 1: [progress_ setFinish:UCLocalize("CLOSE_CYDIA")]; break;
5734         case 2: [progress_ setFinish:UCLocalize("RESTART_SPRINGBOARD")]; break;
5735         case 3: [progress_ setFinish:UCLocalize("RELOAD_SPRINGBOARD")]; break;
5736         case 4: [progress_ setFinish:UCLocalize("REBOOT_DEVICE")]; break;
5737     }
5738
5739     UpdateExternalStatus(Finish_ == 0 ? 0 : 2);
5740
5741     [progress_ setRunning:false];
5742     [self updateProgress];
5743
5744     [self applyRightButton];
5745 }
5746
5747 - (void) addProgressEvent:(CydiaProgressEvent *)event {
5748     [progress_ addEvent:event];
5749     [self updateProgress];
5750 }
5751
5752 - (bool) isProgressCancelled {
5753     return cancel_ == 2;
5754 }
5755
5756 - (void) cancel {
5757     cancel_ = 2;
5758     [self updateCancel];
5759 }
5760
5761 - (void) setCancellable:(bool)cancellable {
5762     unsigned cancel(cancel_);
5763
5764     if (!cancellable)
5765         cancel_ = 0;
5766     else if (cancel_ == 0)
5767         cancel_ = 1;
5768
5769     if (cancel != cancel_)
5770         [self updateCancel];
5771 }
5772
5773 - (void) setProgressCancellable:(NSNumber *)cancellable {
5774     [self setCancellable:[cancellable boolValue]];
5775 }
5776
5777 - (void) setProgressPercent:(NSNumber *)percent {
5778     [progress_ setPercent:[percent floatValue]];
5779     [self updateProgress];
5780 }
5781
5782 - (void) setProgressStatus:(NSDictionary *)status {
5783     if (status == nil) {
5784         [progress_ setCurrent:0];
5785         [progress_ setTotal:0];
5786         [progress_ setSpeed:0];
5787     } else {
5788         [progress_ setPercent:[[status objectForKey:@"Percent"] floatValue]];
5789
5790         [progress_ setCurrent:[[status objectForKey:@"Current"] floatValue]];
5791         [progress_ setTotal:[[status objectForKey:@"Total"] floatValue]];
5792         [progress_ setSpeed:[[status objectForKey:@"Speed"] floatValue]];
5793     }
5794
5795     [self updateProgress];
5796 }
5797
5798 @end
5799 /* }}} */
5800
5801 /* Package Cell {{{ */
5802 @interface PackageCell : CyteTableViewCell <
5803     CyteTableViewCellDelegate
5804 > {
5805     _H<UIImage> icon_;
5806     _H<NSString> name_;
5807     _H<NSString> description_;
5808     bool commercial_;
5809     _H<NSString> source_;
5810     _H<UIImage> badge_;
5811     _H<UIImage> placard_;
5812     bool summarized_;
5813 }
5814
5815 - (PackageCell *) init;
5816 - (void) setPackage:(Package *)package asSummary:(bool)summary;
5817
5818 - (void) drawContentRect:(CGRect)rect;
5819
5820 @end
5821
5822 @implementation PackageCell
5823
5824 - (PackageCell *) init {
5825     CGRect frame(CGRectMake(0, 0, 320, 74));
5826     if ((self = [super initWithFrame:frame reuseIdentifier:@"Package"]) != nil) {
5827         UIView *content([self contentView]);
5828         CGRect bounds([content bounds]);
5829
5830         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
5831         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5832         [content addSubview:content_];
5833
5834         [content_ setDelegate:self];
5835         [content_ setOpaque:YES];
5836     } return self;
5837 }
5838
5839 - (NSString *) accessibilityLabel {
5840     return name_;
5841 }
5842
5843 - (void) setPackage:(Package *)package asSummary:(bool)summary {
5844     summarized_ = summary;
5845
5846     icon_ = nil;
5847     name_ = nil;
5848     description_ = nil;
5849     source_ = nil;
5850     badge_ = nil;
5851     placard_ = nil;
5852
5853     if (package == nil)
5854         [content_ setBackgroundColor:[UIColor whiteColor]];
5855     else {
5856         [package parse];
5857
5858         Source *source = [package source];
5859
5860         icon_ = [package icon];
5861
5862         if (NSString *name = [package name])
5863             name_ = [NSString stringWithString:name];
5864
5865         if (NSString *description = [package shortDescription])
5866             description_ = [NSString stringWithString:description];
5867
5868         commercial_ = [package isCommercial];
5869
5870         NSString *label = nil;
5871         bool trusted = false;
5872
5873         if (source != nil) {
5874             label = [source label];
5875             trusted = [source trusted];
5876         } else if ([[package id] isEqualToString:@"firmware"])
5877             label = UCLocalize("APPLE");
5878         else
5879             label = [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("UNKNOWN"), UCLocalize("LOCAL")];
5880
5881         NSString *from(label);
5882
5883         NSString *section = [package simpleSection];
5884         if (section != nil && ![section isEqualToString:label]) {
5885             section = [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
5886             from = [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), from, section];
5887         }
5888
5889         source_ = [NSString stringWithFormat:UCLocalize("FROM"), from];
5890
5891         if (NSString *purpose = [package primaryPurpose])
5892             badge_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Purposes/%@.png", App_, purpose]];
5893
5894         UIColor *color;
5895         NSString *placard;
5896
5897         if (NSString *mode = [package mode]) {
5898             if ([mode isEqualToString:@"REMOVE"] || [mode isEqualToString:@"PURGE"]) {
5899                 color = RemovingColor_;
5900                 placard = @"removing";
5901             } else {
5902                 color = InstallingColor_;
5903                 placard = @"installing";
5904             }
5905         } else {
5906             color = [UIColor whiteColor];
5907
5908             if ([package installed] != nil)
5909                 placard = @"installed";
5910             else
5911                 placard = nil;
5912         }
5913
5914         [content_ setBackgroundColor:color];
5915
5916         if (placard != nil)
5917             placard_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/%@.png", App_, placard]];
5918     }
5919
5920     [self setNeedsDisplay];
5921     [content_ setNeedsDisplay];
5922 }
5923
5924 - (void) drawSummaryContentRect:(CGRect)rect {
5925     bool highlighted(highlighted_);
5926     float width([self bounds].size.width);
5927
5928     if (icon_ != nil) {
5929         CGRect rect;
5930         rect.size = [(UIImage *) icon_ size];
5931
5932         while (rect.size.width > 16 || rect.size.height > 16) {
5933             rect.size.width /= 2;
5934             rect.size.height /= 2;
5935         }
5936
5937         rect.origin.x = 19 - rect.size.width / 2;
5938         rect.origin.y = 19 - rect.size.height / 2;
5939
5940         [icon_ drawInRect:Retina(rect)];
5941     }
5942
5943     if (badge_ != nil) {
5944         CGRect rect;
5945         rect.size = [(UIImage *) badge_ size];
5946
5947         rect.size.width /= 4;
5948         rect.size.height /= 4;
5949
5950         rect.origin.x = 25 - rect.size.width / 2;
5951         rect.origin.y = 25 - rect.size.height / 2;
5952
5953         [badge_ drawInRect:Retina(rect)];
5954     }
5955
5956     if (highlighted && kCFCoreFoundationVersionNumber < 800)
5957         UISetColor(White_);
5958
5959     if (!highlighted)
5960         UISetColor(commercial_ ? Purple_ : Black_);
5961     [name_ drawAtPoint:CGPointMake(36, 8) forWidth:(width - (placard_ == nil ? 68 : 94)) withFont:Font18Bold_ lineBreakMode:NSLineBreakByTruncatingTail];
5962
5963     if (placard_ != nil)
5964         [placard_ drawAtPoint:CGPointMake(width - 52, 11)];
5965 }
5966
5967 - (void) drawNormalContentRect:(CGRect)rect {
5968     bool highlighted(highlighted_);
5969     float width([self bounds].size.width);
5970
5971     if (icon_ != nil) {
5972         CGRect rect;
5973         rect.size = [(UIImage *) icon_ size];
5974
5975         while (rect.size.width > 32 || rect.size.height > 32) {
5976             rect.size.width /= 2;
5977             rect.size.height /= 2;
5978         }
5979
5980         rect.origin.x = 25 - rect.size.width / 2;
5981         rect.origin.y = 25 - rect.size.height / 2;
5982
5983         [icon_ drawInRect:Retina(rect)];
5984     }
5985
5986     if (badge_ != nil) {
5987         CGRect rect;
5988         rect.size = [(UIImage *) badge_ size];
5989
5990         rect.size.width /= 2;
5991         rect.size.height /= 2;
5992
5993         rect.origin.x = 36 - rect.size.width / 2;
5994         rect.origin.y = 36 - rect.size.height / 2;
5995
5996         [badge_ drawInRect:Retina(rect)];
5997     }
5998
5999     if (highlighted && kCFCoreFoundationVersionNumber < 800)
6000         UISetColor(White_);
6001
6002     if (!highlighted)
6003         UISetColor(commercial_ ? Purple_ : Black_);
6004     [name_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - (placard_ == nil ? 80 : 106)) withFont:Font18Bold_ lineBreakMode:NSLineBreakByTruncatingTail];
6005     [source_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:NSLineBreakByTruncatingTail];
6006
6007     if (!highlighted)
6008         UISetColor(commercial_ ? Purplish_ : Gray_);
6009     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:(width - 46) withFont:Font14_ lineBreakMode:NSLineBreakByTruncatingTail];
6010
6011     if (placard_ != nil)
6012         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
6013 }
6014
6015 - (void) drawContentRect:(CGRect)rect {
6016     if (summarized_)
6017         [self drawSummaryContentRect:rect];
6018     else
6019         [self drawNormalContentRect:rect];
6020 }
6021
6022 @end
6023 /* }}} */
6024 /* Section Cell {{{ */
6025 @interface SectionCell : CyteTableViewCell <
6026     CyteTableViewCellDelegate
6027 > {
6028     _H<NSString> basic_;
6029     _H<NSString> section_;
6030     _H<NSString> name_;
6031     _H<NSString> count_;
6032     _H<UIImage> icon_;
6033     _H<UISwitch> switch_;
6034     BOOL editing_;
6035 }
6036
6037 - (void) setSection:(Section *)section editing:(BOOL)editing;
6038
6039 @end
6040
6041 @implementation SectionCell
6042
6043 - (id) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
6044     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
6045         icon_ = [UIImage imageNamed:@"folder.png"];
6046         // XXX: this initial frame is wrong, but is fixed later
6047         switch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(218, 9, 60, 25)] autorelease];
6048         [switch_ addTarget:self action:@selector(onSwitch:) forEvents:UIControlEventValueChanged];
6049
6050         UIView *content([self contentView]);
6051         CGRect bounds([content bounds]);
6052
6053         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
6054         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6055         [content addSubview:content_];
6056         [content_ setBackgroundColor:[UIColor whiteColor]];
6057
6058         [content_ setDelegate:self];
6059     } return self;
6060 }
6061
6062 - (void) onSwitch:(id)sender {
6063     NSMutableDictionary *metadata([Sections_ objectForKey:basic_]);
6064     if (metadata == nil) {
6065         metadata = [NSMutableDictionary dictionaryWithCapacity:2];
6066         [Sections_ setObject:metadata forKey:basic_];
6067     }
6068
6069     [metadata setObject:[NSNumber numberWithBool:([switch_ isOn] == NO)] forKey:@"Hidden"];
6070 }
6071
6072 - (void) setSection:(Section *)section editing:(BOOL)editing {
6073     if (editing != editing_) {
6074         if (editing_)
6075             [switch_ removeFromSuperview];
6076         else
6077             [self addSubview:switch_];
6078         editing_ = editing;
6079     }
6080
6081     basic_ = nil;
6082     section_ = nil;
6083     name_ = nil;
6084     count_ = nil;
6085
6086     if (section == nil) {
6087         name_ = UCLocalize("ALL_PACKAGES");
6088         count_ = nil;
6089     } else {
6090         basic_ = [section name];
6091         section_ = [section localized];
6092
6093         name_  = section_ == nil || [section_ length] == 0 ? UCLocalize("NO_SECTION") : (NSString *) section_;
6094         count_ = [NSString stringWithFormat:@"%zd", [section count]];
6095
6096         if (editing_)
6097             [switch_ setOn:(isSectionVisible(basic_) ? 1 : 0) animated:NO];
6098     }
6099
6100     [self setAccessoryType:editing ? UITableViewCellAccessoryNone : UITableViewCellAccessoryDisclosureIndicator];
6101     [self setSelectionStyle:editing ? UITableViewCellSelectionStyleNone : UITableViewCellSelectionStyleBlue];
6102
6103     [content_ setNeedsDisplay];
6104 }
6105
6106 - (void) setFrame:(CGRect)frame {
6107     [super setFrame:frame];
6108
6109     CGRect rect([switch_ frame]);
6110     [switch_ setFrame:CGRectMake(frame.size.width - rect.size.width - 9, 9, rect.size.width, rect.size.height)];
6111 }
6112
6113 - (NSString *) accessibilityLabel {
6114     return name_;
6115 }
6116
6117 - (void) drawContentRect:(CGRect)rect {
6118     bool highlighted(highlighted_ && !editing_);
6119
6120     [icon_ drawInRect:CGRectMake(7, 7, 32, 32)];
6121
6122     if (highlighted && kCFCoreFoundationVersionNumber < 800)
6123         UISetColor(White_);
6124
6125     float width(rect.size.width);
6126     if (editing_)
6127         width -= 9 + [switch_ frame].size.width;
6128
6129     if (!highlighted)
6130         UISetColor(Black_);
6131     [name_ drawAtPoint:CGPointMake(48, 12) forWidth:(width - 58) withFont:Font18_ lineBreakMode:NSLineBreakByTruncatingTail];
6132
6133     CGSize size = [count_ sizeWithFont:Font14_];
6134
6135     UISetColor(Folder_);
6136     if (count_ != nil)
6137         [count_ drawAtPoint:CGPointMake(Retina(10 + (30 - size.width) / 2), 18) withFont:Font12Bold_];
6138 }
6139
6140 @end
6141 /* }}} */
6142
6143 /* File Table {{{ */
6144 @interface FileTable : CyteViewController <
6145     UITableViewDataSource,
6146     UITableViewDelegate
6147 > {
6148     _transient Database *database_;
6149     _H<Package> package_;
6150     _H<NSString> name_;
6151     _H<NSMutableArray> files_;
6152     _H<UITableView, 2> list_;
6153 }
6154
6155 - (id) initWithDatabase:(Database *)database;
6156 - (void) setPackage:(Package *)package;
6157
6158 @end
6159
6160 @implementation FileTable
6161
6162 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
6163     return files_ == nil ? 0 : [files_ count];
6164 }
6165
6166 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
6167     return 24.0f;
6168 }*/
6169
6170 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
6171     static NSString *reuseIdentifier = @"Cell";
6172
6173     UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
6174     if (cell == nil) {
6175         cell = [[[UITableViewCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
6176         [cell setFont:[UIFont systemFontOfSize:16]];
6177     }
6178     [cell setText:[files_ objectAtIndex:indexPath.row]];
6179     [cell setSelectionStyle:UITableViewCellSelectionStyleNone];
6180
6181     return cell;
6182 }
6183
6184 - (NSURL *) navigationURL {
6185     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/files", [package_ id]]];
6186 }
6187
6188 - (void) loadView {
6189     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease];
6190     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6191     [list_ setRowHeight:24.0f];
6192     [(UITableView *) list_ setDataSource:self];
6193     [list_ setDelegate:self];
6194     [self setView:list_];
6195 }
6196
6197 - (void) viewDidLoad {
6198     [super viewDidLoad];
6199
6200     [[self navigationItem] setTitle:UCLocalize("INSTALLED_FILES")];
6201 }
6202
6203 - (void) releaseSubviews {
6204     list_ = nil;
6205
6206     package_ = nil;
6207     files_ = nil;
6208
6209     [super releaseSubviews];
6210 }
6211
6212 - (id) initWithDatabase:(Database *)database {
6213     if ((self = [super init]) != nil) {
6214         database_ = database;
6215     } return self;
6216 }
6217
6218 - (void) setPackage:(Package *)package {
6219     package_ = nil;
6220     name_ = nil;
6221
6222     files_ = [NSMutableArray arrayWithCapacity:32];
6223
6224     if (package != nil) {
6225         package_ = package;
6226         name_ = [package id];
6227
6228         if (NSArray *files = [package files])
6229             [files_ addObjectsFromArray:files];
6230
6231         if ([files_ count] != 0) {
6232             if ([[files_ objectAtIndex:0] isEqualToString:@"/."])
6233                 [files_ removeObjectAtIndex:0];
6234             [files_ sortUsingSelector:@selector(compareByPath:)];
6235
6236             NSMutableArray *stack = [NSMutableArray arrayWithCapacity:8];
6237             [stack addObject:@"/"];
6238
6239             for (int i(0), e([files_ count]); i != e; ++i) {
6240                 NSString *file = [files_ objectAtIndex:i];
6241                 while (![file hasPrefix:[stack lastObject]])
6242                     [stack removeLastObject];
6243                 NSString *directory = [stack lastObject];
6244                 [stack addObject:[file stringByAppendingString:@"/"]];
6245                 [files_ replaceObjectAtIndex:i withObject:[NSString stringWithFormat:@"%*s%@",
6246                     ([stack count] - 2) * 3, "",
6247                     [file substringFromIndex:[directory length]]
6248                 ]];
6249             }
6250         }
6251     }
6252
6253     [list_ reloadData];
6254 }
6255
6256 - (void) reloadData {
6257     [super reloadData];
6258
6259     [self setPackage:[database_ packageWithName:name_]];
6260 }
6261
6262 @end
6263 /* }}} */
6264 /* Package Controller {{{ */
6265 @interface CYPackageController : CydiaWebViewController <
6266     UIActionSheetDelegate
6267 > {
6268     _transient Database *database_;
6269     _H<Package> package_;
6270     _H<NSString> name_;
6271     bool commercial_;
6272     std::vector<std::pair<_H<NSString>, _H<NSString>>> buttons_;
6273     _H<UIActionSheet> sheet_;
6274     _H<UIBarButtonItem> button_;
6275     _H<NSArray> versions_;
6276 }
6277
6278 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name withReferrer:(NSString *)referrer;
6279
6280 @end
6281
6282 @implementation CYPackageController
6283
6284 - (NSURL *) navigationURL {
6285     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@", (id) name_]];
6286 }
6287
6288 - (void) _clickButtonWithPackage:(Package *)package {
6289     [delegate_ installPackage:package];
6290 }
6291
6292 - (void) _clickButtonWithName:(NSString *)name {
6293     if ([name isEqualToString:@"CLEAR"])
6294         return [delegate_ clearPackage:package_];
6295     else if ([name isEqualToString:@"REMOVE"])
6296         return [delegate_ removePackage:package_];
6297     else if ([name isEqualToString:@"DOWNGRADE"]) {
6298         sheet_ = [[[UIActionSheet alloc]
6299             initWithTitle:nil
6300             delegate:self
6301             cancelButtonTitle:nil
6302             destructiveButtonTitle:nil
6303             otherButtonTitles:nil
6304         ] autorelease];
6305
6306         for (Package *version in (id) versions_)
6307             [sheet_ addButtonWithTitle:[version latest]];
6308         [sheet_ setContext:@"version"];
6309
6310         [delegate_ showActionSheet:sheet_ fromItem:[[self navigationItem] rightBarButtonItem]];
6311         return;
6312     }
6313
6314     else if ([name isEqualToString:@"INSTALL"]);
6315     else if ([name isEqualToString:@"REINSTALL"]);
6316     else if ([name isEqualToString:@"UPGRADE"]);
6317     else _assert(false);
6318
6319     [delegate_ installPackage:package_];
6320 }
6321
6322 - (void) actionSheet:(UIActionSheet *)sheet clickedButtonAtIndex:(NSInteger)button {
6323     NSString *context([sheet context]);
6324     if (sheet_ == sheet)
6325         sheet_ = nil;
6326
6327     if ([context isEqualToString:@"modify"]) {
6328         if (button != [sheet cancelButtonIndex]) {
6329             if (IsWildcat_)
6330                 [self performSelector:@selector(_clickButtonWithName:) withObject:buttons_[button].first afterDelay:0];
6331             else
6332                 [self _clickButtonWithName:buttons_[button].first];
6333         }
6334
6335         [sheet dismissWithClickedButtonIndex:button animated:YES];
6336     } else if ([context isEqualToString:@"version"]) {
6337         if (button != [sheet cancelButtonIndex]) {
6338             Package *version([versions_ objectAtIndex:button]);
6339             if (IsWildcat_)
6340                 [self performSelector:@selector(_clickButtonWithPackage:) withObject:version afterDelay:0];
6341             else
6342                 [self _clickButtonWithPackage:version];
6343         }
6344
6345         [sheet dismissWithClickedButtonIndex:button animated:YES];
6346     }
6347 }
6348
6349 - (bool) _allowJavaScriptPanel {
6350     return commercial_;
6351 }
6352
6353 #if !AlwaysReload
6354 - (void) _customButtonClicked {
6355     size_t count(buttons_.size());
6356     if (count == 0)
6357         return;
6358
6359     if (count == 1)
6360         [self _clickButtonWithName:buttons_[0].first];
6361     else {
6362         NSMutableArray *buttons = [NSMutableArray arrayWithCapacity:count];
6363         for (const auto &button : buttons_)
6364             [buttons addObject:button.second];
6365
6366         sheet_ = [[[UIActionSheet alloc]
6367             initWithTitle:nil
6368             delegate:self
6369             cancelButtonTitle:nil
6370             destructiveButtonTitle:nil
6371             otherButtonTitles:nil
6372         ] autorelease];
6373
6374         for (NSString *button in buttons)
6375             [sheet_ addButtonWithTitle:button];
6376         [sheet_ setContext:@"modify"];
6377
6378         [delegate_ showActionSheet:sheet_ fromItem:[[self navigationItem] rightBarButtonItem]];
6379     }
6380 }
6381
6382 - (void) reloadButtonClicked {
6383     if (commercial_ && function_ == nil && [package_ uninstalled])
6384         return;
6385     [self customButtonClicked];
6386 }
6387
6388 - (void) applyLoadingTitle {
6389     // Don't show "Loading" as the title. Ever.
6390 }
6391
6392 - (UIBarButtonItem *) rightButton {
6393     return button_;
6394 }
6395 #endif
6396
6397 - (void) setPageColor:(UIColor *)color {
6398     return [super setPageColor:nil];
6399 }
6400
6401 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name withReferrer:(NSString *)referrer {
6402     if ((self = [super init]) != nil) {
6403         database_ = database;
6404         name_ = name == nil ? @"" : [NSString stringWithString:name];
6405         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/package/%@", UI_, (id) name_]] withReferrer:referrer];
6406     } return self;
6407 }
6408
6409 - (void) reloadData {
6410     [super reloadData];
6411
6412     [sheet_ dismissWithClickedButtonIndex:[sheet_ cancelButtonIndex] animated:YES];
6413     sheet_ = nil;
6414
6415     package_ = [database_ packageWithName:name_];
6416     versions_ = [package_ downgrades];
6417
6418     buttons_.clear();
6419
6420     if (package_ != nil) {
6421         [(Package *) package_ parse];
6422
6423         commercial_ = [package_ isCommercial];
6424
6425         if ([package_ mode] != nil)
6426             buttons_.push_back(std::make_pair(@"CLEAR", UCLocalize("CLEAR")));
6427         if ([package_ source] == nil);
6428         else if ([package_ upgradableAndEssential:NO])
6429             buttons_.push_back(std::make_pair(@"UPGRADE", UCLocalize("UPGRADE")));
6430         else if ([package_ uninstalled])
6431             buttons_.push_back(std::make_pair(@"INSTALL", UCLocalize("INSTALL")));
6432         else
6433             buttons_.push_back(std::make_pair(@"REINSTALL", UCLocalize("REINSTALL")));
6434         if (![package_ uninstalled])
6435             buttons_.push_back(std::make_pair(@"REMOVE", UCLocalize("REMOVE")));
6436         if ([versions_ count] != 0)
6437             buttons_.push_back(std::make_pair(@"DOWNGRADE", UCLocalize("DOWNGRADE")));
6438     }
6439
6440     NSString *title;
6441     switch (buttons_.size()) {
6442         case 0: title = nil; break;
6443         case 1: title = buttons_[0].second; break;
6444         default: title = UCLocalize("MODIFY"); break;
6445     }
6446
6447     button_ = [[[UIBarButtonItem alloc]
6448         initWithTitle:title
6449         style:UIBarButtonItemStylePlain
6450         target:self
6451         action:@selector(customButtonClicked)
6452     ] autorelease];
6453 }
6454
6455 - (bool) isLoading {
6456     return commercial_ ? [super isLoading] : false;
6457 }
6458
6459 @end
6460 /* }}} */
6461
6462 /* Package List Controller {{{ */
6463 @interface PackageListController : CyteViewController <
6464     UITableViewDataSource,
6465     UITableViewDelegate
6466 > {
6467     _transient Database *database_;
6468     unsigned era_;
6469     _H<NSArray> packages_;
6470     _H<NSArray> sections_;
6471     _H<UITableView, 2> list_;
6472
6473     _H<NSArray> thumbs_;
6474     std::vector<NSInteger> offset_;
6475
6476     _H<NSString> title_;
6477     unsigned reloading_;
6478 }
6479
6480 - (id) initWithDatabase:(Database *)database title:(NSString *)title;
6481 - (void) setDelegate:(id)delegate;
6482 - (void) resetCursor;
6483 - (void) clearData;
6484
6485 - (NSArray *) sectionsForPackages:(NSMutableArray *)packages;
6486
6487 @end
6488
6489 @implementation PackageListController
6490
6491 - (NSURL *) referrerURL {
6492     return [self navigationURL];
6493 }
6494
6495 - (bool) isSummarized {
6496     return false;
6497 }
6498
6499 - (bool) showsSections {
6500     return true;
6501 }
6502
6503 - (void) deselectWithAnimation:(BOOL)animated {
6504     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
6505 }
6506
6507 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration curve:(UIViewAnimationCurve)curve {
6508     CGRect base = [[self view] bounds];
6509     base.size.height -= bounds.size.height;
6510     base.origin = [list_ frame].origin;
6511
6512     [UIView beginAnimations:nil context:NULL];
6513     [UIView setAnimationBeginsFromCurrentState:YES];
6514     [UIView setAnimationCurve:curve];
6515     [UIView setAnimationDuration:duration];
6516     [list_ setFrame:base];
6517     [UIView commitAnimations];
6518 }
6519
6520 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration {
6521     [self resizeForKeyboardBounds:bounds duration:duration curve:UIViewAnimationCurveLinear];
6522 }
6523
6524 - (void) resizeForKeyboardBounds:(CGRect)bounds {
6525     [self resizeForKeyboardBounds:bounds duration:0];
6526 }
6527
6528 - (void) getKeyboardCurve:(UIViewAnimationCurve *)curve duration:(NSTimeInterval *)duration forNotification:(NSNotification *)notification {
6529     if (&UIKeyboardAnimationCurveUserInfoKey == NULL)
6530         *curve = UIViewAnimationCurveEaseInOut;
6531     else
6532         [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:curve];
6533
6534     if (&UIKeyboardAnimationDurationUserInfoKey == NULL)
6535         *duration = 0.3;
6536     else
6537         [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:duration];
6538 }
6539
6540 - (void) keyboardWillShow:(NSNotification *)notification {
6541     CGRect bounds;
6542     CGPoint center;
6543     [[[notification userInfo] objectForKey:UIKeyboardBoundsUserInfoKey] getValue:&bounds];
6544     [[[notification userInfo] objectForKey:UIKeyboardCenterEndUserInfoKey] getValue:&center];
6545
6546     NSTimeInterval duration;
6547     UIViewAnimationCurve curve;
6548     [self getKeyboardCurve:&curve duration:&duration forNotification:notification];
6549
6550     CGRect kbframe = CGRectMake(Retina(center.x - bounds.size.width / 2), Retina(center.y - bounds.size.height / 2), bounds.size.width, bounds.size.height);
6551     UIViewController *base = self;
6552     while ([base parentOrPresentingViewController] != nil)
6553         base = [base parentOrPresentingViewController];
6554     CGRect viewframe = [[base view] convertRect:[list_ frame] fromView:[list_ superview]];
6555     CGRect intersection = CGRectIntersection(viewframe, kbframe);
6556
6557     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
6558         intersection.size.height += CYStatusBarHeight();
6559
6560     [self resizeForKeyboardBounds:intersection duration:duration curve:curve];
6561 }
6562
6563 - (void) keyboardWillHide:(NSNotification *)notification {
6564     NSTimeInterval duration;
6565     UIViewAnimationCurve curve;
6566     [self getKeyboardCurve:&curve duration:&duration forNotification:notification];
6567
6568     [self resizeForKeyboardBounds:CGRectZero duration:duration curve:curve];
6569 }
6570
6571 - (void) viewWillAppear:(BOOL)animated {
6572     [super viewWillAppear:animated];
6573
6574     [self resizeForKeyboardBounds:CGRectZero];
6575     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillShow:) name:UIKeyboardWillShowNotification object:nil];
6576     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillHide:) name:UIKeyboardWillHideNotification object:nil];
6577 }
6578
6579 - (void) viewWillDisappear:(BOOL)animated {
6580     [super viewWillDisappear:animated];
6581
6582     [self resizeForKeyboardBounds:CGRectZero];
6583     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillShowNotification object:nil];
6584     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillHideNotification object:nil];
6585 }
6586
6587 - (void) viewDidAppear:(BOOL)animated {
6588     [super viewDidAppear:animated];
6589     [self deselectWithAnimation:animated];
6590 }
6591
6592 - (void) didSelectPackage:(Package *)package {
6593     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id] withReferrer:[[self referrerURL] absoluteString]] autorelease]);
6594     [view setDelegate:delegate_];
6595     [[self navigationController] pushViewController:view animated:YES];
6596 }
6597
6598 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
6599     NSInteger count([sections_ count]);
6600     return count == 0 ? 1 : count;
6601 }
6602
6603 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
6604     if ([sections_ count] == 0 || [[sections_ objectAtIndex:section] count] == 0)
6605         return nil;
6606     return [[sections_ objectAtIndex:section] name];
6607 }
6608
6609 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
6610     if ([sections_ count] == 0)
6611         return 0;
6612     return [[sections_ objectAtIndex:section] count];
6613 }
6614
6615 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
6616 @synchronized (database_) {
6617     if ([database_ era] != era_)
6618         return nil;
6619
6620     Section *section([sections_ objectAtIndex:[path section]]);
6621     NSInteger row([path row]);
6622     Package *package([packages_ objectAtIndex:([section row] + row)]);
6623     return [[package retain] autorelease];
6624 } }
6625
6626 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
6627     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
6628     if (cell == nil)
6629         cell = [[[PackageCell alloc] init] autorelease];
6630
6631     Package *package([database_ packageWithName:[[self packageAtIndexPath:path] id]]);
6632     [cell setPackage:package asSummary:[self isSummarized]];
6633     return cell;
6634 }
6635
6636 - (void) tableView:(UITableView *)table didSelectRowAtIndexPath:(NSIndexPath *)path {
6637     Package *package([self packageAtIndexPath:path]);
6638     package = [database_ packageWithName:[package id]];
6639     [self didSelectPackage:package];
6640 }
6641
6642 - (NSArray *) sectionIndexTitlesForTableView:(UITableView *)tableView {
6643     return thumbs_;
6644 }
6645
6646 - (NSInteger) tableView:(UITableView *)tableView sectionForSectionIndexTitle:(NSString *)title atIndex:(NSInteger)index {
6647     return offset_[index];
6648 }
6649
6650 - (void) updateHeight {
6651     [list_ setRowHeight:([self isSummarized] ? 38 : 73)];
6652 }
6653
6654 - (id) initWithDatabase:(Database *)database title:(NSString *)title {
6655     if ((self = [super init]) != nil) {
6656         database_ = database;
6657         title_ = [title copy];
6658         [[self navigationItem] setTitle:title_];
6659     } return self;
6660 }
6661
6662 - (void) loadView {
6663     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
6664     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
6665     [self setView:view];
6666
6667     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain] autorelease];
6668     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6669     [view addSubview:list_];
6670
6671     // XXX: is 20 the most optimal number here?
6672     [list_ setSectionIndexMinimumDisplayRowCount:20];
6673
6674     [(UITableView *) list_ setDataSource:self];
6675     [list_ setDelegate:self];
6676
6677     [self updateHeight];
6678 }
6679
6680 - (void) releaseSubviews {
6681     list_ = nil;
6682
6683     packages_ = nil;
6684     sections_ = nil;
6685
6686     thumbs_ = nil;
6687     offset_.clear();
6688
6689     [super releaseSubviews];
6690 }
6691
6692 - (void) setDelegate:(id)delegate {
6693     delegate_ = delegate;
6694 }
6695
6696 - (bool) shouldYield {
6697     return false;
6698 }
6699
6700 - (bool) shouldBlock {
6701     return false;
6702 }
6703
6704 - (NSMutableArray *) _reloadPackages {
6705 @synchronized (database_) {
6706     era_ = [database_ era];
6707     NSArray *packages([database_ packages]);
6708
6709     return [NSMutableArray arrayWithArray:packages];
6710 } }
6711
6712 - (void) _reloadData {
6713     if (reloading_ != 0) {
6714         reloading_ = 2;
6715         return;
6716     }
6717
6718     NSMutableArray *packages;
6719
6720   reload:
6721     if ([self shouldYield]) {
6722         do {
6723             UIProgressHUD *hud;
6724
6725             if (![self shouldBlock])
6726                 hud = nil;
6727             else {
6728                 hud = [delegate_ addProgressHUD];
6729                 [hud setText:UCLocalize("LOADING")];
6730             }
6731
6732             reloading_ = 1;
6733             packages = [self yieldToSelector:@selector(_reloadPackages)];
6734
6735             if (hud != nil)
6736                 [delegate_ removeProgressHUD:hud];
6737         } while (reloading_ == 2);
6738     } else {
6739         packages = [self _reloadPackages];
6740     }
6741
6742 @synchronized (database_) {
6743     if (era_ != [database_ era])
6744         goto reload;
6745     reloading_ = 0;
6746
6747     thumbs_ = nil;
6748     offset_.clear();
6749
6750     packages_ = packages;
6751
6752     if ([self showsSections])
6753         sections_ = [self sectionsForPackages:packages];
6754     else {
6755         Section *section([[[Section alloc] initWithName:nil row:0 localize:NO] autorelease]);
6756         [section setCount:[packages_ count]];
6757         sections_ = [NSArray arrayWithObject:section];
6758     }
6759
6760     [self updateHeight];
6761
6762     _profile(PackageTable$reloadData$List)
6763         [(UITableView *) list_ setDataSource:self];
6764         [list_ reloadData];
6765     _end
6766 }
6767
6768     PrintTimes();
6769 }
6770
6771 - (NSArray *) sectionsForPackages:(NSMutableArray *)packages {
6772     Section *prefix([[[Section alloc] initWithName:nil row:0 localize:NO] autorelease]);
6773     size_t end([packages count]);
6774
6775     NSMutableArray *sections([NSMutableArray arrayWithCapacity:16]);
6776     Section *section(prefix);
6777
6778     thumbs_ = CollationThumbs_;
6779     offset_ = CollationOffset_;
6780
6781     size_t offset(0);
6782     size_t offsets([CollationStarts_ count]);
6783
6784     NSString *start([CollationStarts_ objectAtIndex:offset]);
6785     size_t length([start length]);
6786
6787     for (size_t index(0); index != end; ++index) {
6788         if (start != nil) {
6789             Package *package([packages objectAtIndex:index]);
6790             NSString *name(PackageName(package, @selector(cyname)));
6791
6792             //while ([start compare:name options:NSNumericSearch range:NSMakeRange(0, length) locale:CollationLocale_] != NSOrderedDescending) {
6793             while (StringNameCompare(start, name, length) != kCFCompareGreaterThan) {
6794                 NSString *title([CollationTitles_ objectAtIndex:offset]);
6795                 section = [[[Section alloc] initWithName:title row:index localize:NO] autorelease];
6796                 [sections addObject:section];
6797
6798                 start = ++offset == offsets ? nil : [CollationStarts_ objectAtIndex:offset];
6799                 if (start == nil)
6800                     break;
6801                 length = [start length];
6802             }
6803         }
6804
6805         [section addToCount];
6806     }
6807
6808     for (; offset != offsets; ++offset) {
6809         NSString *title([CollationTitles_ objectAtIndex:offset]);
6810         Section *section([[[Section alloc] initWithName:title row:end localize:NO] autorelease]);
6811         [sections addObject:section];
6812     }
6813
6814     if ([prefix count] != 0) {
6815         Section *suffix([sections lastObject]);
6816         [prefix setName:[suffix name]];
6817         [suffix setName:nil];
6818         [sections insertObject:prefix atIndex:(offsets - 1)];
6819     }
6820
6821     return sections;
6822 }
6823
6824 - (void) reloadData {
6825     [super reloadData];
6826
6827     if ([self shouldYield])
6828         [self performSelector:@selector(_reloadData) withObject:nil afterDelay:0];
6829     else
6830         [self _reloadData];
6831 }
6832
6833 - (void) resetCursor {
6834     [list_ scrollRectToVisible:CGRectMake(0, 0, 1, 1) animated:NO];
6835 }
6836
6837 - (void) clearData {
6838     [self updateHeight];
6839
6840     [list_ setDataSource:nil];
6841     [list_ reloadData];
6842
6843     [self resetCursor];
6844 }
6845
6846 @end
6847 /* }}} */
6848 /* Filtered Package List Controller {{{ */
6849 typedef Function<bool, Package *> PackageFilter;
6850 typedef Function<void, NSMutableArray *> PackageSorter;
6851 @interface FilteredPackageListController : PackageListController {
6852     PackageFilter filter_;
6853     PackageSorter sorter_;
6854 }
6855
6856 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(PackageFilter)filter;
6857
6858 - (void) setFilter:(PackageFilter)filter;
6859 - (void) setSorter:(PackageSorter)sorter;
6860
6861 @end
6862
6863 @implementation FilteredPackageListController
6864
6865 - (void) setFilter:(PackageFilter)filter {
6866 @synchronized (self) {
6867     filter_ = filter;
6868 } }
6869
6870 - (void) setSorter:(PackageSorter)sorter {
6871 @synchronized (self) {
6872     sorter_ = sorter;
6873 } }
6874
6875 - (NSMutableArray *) _reloadPackages {
6876 @synchronized (database_) {
6877     era_ = [database_ era];
6878
6879     NSArray *packages([database_ packages]);
6880     NSMutableArray *filtered([NSMutableArray arrayWithCapacity:[packages count]]);
6881
6882     PackageFilter filter;
6883     PackageSorter sorter;
6884
6885     @synchronized (self) {
6886         filter = filter_;
6887         sorter = sorter_;
6888     }
6889
6890     _profile(PackageTable$reloadData$Filter)
6891         for (Package *package in packages)
6892             if (filter(package))
6893                 [filtered addObject:package];
6894     _end
6895
6896     if (sorter)
6897         sorter(filtered);
6898     return filtered;
6899 } }
6900
6901 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(PackageFilter)filter {
6902     if ((self = [super initWithDatabase:database title:title]) != nil) {
6903         [self setFilter:filter];
6904     } return self;
6905 }
6906
6907 @end
6908 /* }}} */
6909
6910 /* Home Controller {{{ */
6911 @interface HomeController : CydiaWebViewController {
6912     CFRunLoopRef runloop_;
6913     SCNetworkReachabilityRef reachability_;
6914 }
6915
6916 @end
6917
6918 @implementation HomeController
6919
6920 static void HomeControllerReachabilityCallback(SCNetworkReachabilityRef reachability, SCNetworkReachabilityFlags flags, void *info) {
6921     [(HomeController *) info dispatchEvent:@"CydiaReachabilityCallback"];
6922 }
6923
6924 - (id) init {
6925     if ((self = [super init]) != nil) {
6926         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/home/", UI_]]];
6927         [self reloadData];
6928
6929         reachability_ = SCNetworkReachabilityCreateWithName(kCFAllocatorDefault, "cydia.saurik.com");
6930         if (reachability_ != NULL) {
6931             SCNetworkReachabilityContext context = {0, self, NULL, NULL, NULL};
6932             SCNetworkReachabilitySetCallback(reachability_, HomeControllerReachabilityCallback, &context);
6933
6934             CFRunLoopRef runloop(CFRunLoopGetCurrent());
6935             if (SCNetworkReachabilityScheduleWithRunLoop(reachability_, runloop, kCFRunLoopDefaultMode))
6936                 runloop_ = runloop;
6937         }
6938     } return self;
6939 }
6940
6941 - (void) dealloc {
6942     if (reachability_ != NULL && runloop_ != NULL)
6943         SCNetworkReachabilityUnscheduleFromRunLoop(reachability_, runloop_, kCFRunLoopDefaultMode);
6944     [super dealloc];
6945 }
6946
6947 - (NSURL *) navigationURL {
6948     return [NSURL URLWithString:@"cydia://home"];
6949 }
6950
6951 - (void) aboutButtonClicked {
6952     UIAlertView *alert([[[UIAlertView alloc] init] autorelease]);
6953
6954     [alert setTitle:UCLocalize("ABOUT_CYDIA")];
6955     [alert addButtonWithTitle:UCLocalize("CLOSE")];
6956     [alert setCancelButtonIndex:0];
6957
6958     [alert setMessage:
6959         @"Copyright \u00a9 2008-2015\n"
6960         "SaurikIT, LLC\n"
6961         "\n"
6962         "Jay Freeman (saurik)\n"
6963         "saurik@saurik.com\n"
6964         "http://www.saurik.com/"
6965     ];
6966
6967     [alert show];
6968 }
6969
6970 - (UIBarButtonItem *) leftButton {
6971     return [[[UIBarButtonItem alloc]
6972         initWithTitle:UCLocalize("ABOUT")
6973         style:UIBarButtonItemStylePlain
6974         target:self
6975         action:@selector(aboutButtonClicked)
6976     ] autorelease];
6977 }
6978
6979 @end
6980 /* }}} */
6981
6982 /* Cydia Navigation Controller Interface {{{ */
6983 @interface UINavigationController (Cydia)
6984
6985 - (NSArray *) navigationURLCollection;
6986 - (void) unloadData;
6987
6988 @end
6989 /* }}} */
6990
6991 /* Cydia Tab Bar Controller {{{ */
6992 @interface CydiaTabBarController : CyteTabBarController <
6993     UITabBarControllerDelegate,
6994     FetchDelegate
6995 > {
6996     _transient Database *database_;
6997
6998     _H<UIActivityIndicatorView> indicator_;
6999
7000     bool updating_;
7001     // XXX: ok, "updatedelegate_"?...
7002     _transient NSObject<CydiaDelegate> *updatedelegate_;
7003 }
7004
7005 - (NSArray *) navigationURLCollection;
7006 - (void) beginUpdate;
7007 - (BOOL) updating;
7008
7009 @end
7010
7011 @implementation CydiaTabBarController
7012
7013 - (NSArray *) navigationURLCollection {
7014     NSMutableArray *items([NSMutableArray array]);
7015
7016     // XXX: Should this deal with transient view controllers?
7017     for (id navigation in [self viewControllers]) {
7018         NSArray *stack = [navigation performSelector:@selector(navigationURLCollection)];
7019         if (stack != nil)
7020             [items addObject:stack];
7021     }
7022
7023     return items;
7024 }
7025
7026 - (id) initWithDatabase:(Database *)database {
7027     if ((self = [super init]) != nil) {
7028         database_ = database;
7029         [self setDelegate:self];
7030
7031         indicator_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteTiny] autorelease];
7032         [indicator_ setOrigin:CGPointMake(kCFCoreFoundationVersionNumber >= 800 ? 2 : 4, 2)];
7033
7034         [[self view] setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7035     } return self;
7036 }
7037
7038 - (void) beginUpdate {
7039     if (updating_)
7040         return;
7041
7042     UIViewController *controller([[self viewControllers] objectAtIndex:1]);
7043     UITabBarItem *item([controller tabBarItem]);
7044
7045     [item setBadgeValue:@""];
7046     UIView *badge(MSHookIvar<UIView *>([item view], "_badge"));
7047
7048     [indicator_ startAnimating];
7049     [badge addSubview:indicator_];
7050
7051     [updatedelegate_ retainNetworkActivityIndicator];
7052     updating_ = true;
7053
7054     [NSThread
7055         detachNewThreadSelector:@selector(performUpdate)
7056         toTarget:self
7057         withObject:nil
7058     ];
7059 }
7060
7061 - (void) performUpdate {
7062     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
7063
7064     SourceStatus status(self, database_);
7065     [database_ updateWithStatus:status];
7066
7067     [self
7068         performSelectorOnMainThread:@selector(completeUpdate)
7069         withObject:nil
7070         waitUntilDone:NO
7071     ];
7072
7073     [pool release];
7074 }
7075
7076 - (void) stopUpdateWithSelector:(SEL)selector {
7077     updating_ = false;
7078     [updatedelegate_ releaseNetworkActivityIndicator];
7079
7080     UIViewController *controller([[self viewControllers] objectAtIndex:1]);
7081     [[controller tabBarItem] setBadgeValue:nil];
7082
7083     [indicator_ removeFromSuperview];
7084     [indicator_ stopAnimating];
7085
7086     [updatedelegate_ performSelector:selector withObject:nil afterDelay:0];
7087 }
7088
7089 - (void) completeUpdate {
7090     if (!updating_)
7091         return;
7092     [self stopUpdateWithSelector:@selector(reloadData)];
7093 }
7094
7095 - (void) cancelUpdate {
7096     [self stopUpdateWithSelector:@selector(updateDataAndLoad)];
7097 }
7098
7099 - (void) cancelPressed {
7100     [self cancelUpdate];
7101 }
7102
7103 - (BOOL) updating {
7104     return updating_;
7105 }
7106
7107 - (bool) isSourceCancelled {
7108     return !updating_;
7109 }
7110
7111 - (void) startSourceFetch:(NSString *)uri {
7112 }
7113
7114 - (void) stopSourceFetch:(NSString *)uri {
7115 }
7116
7117 - (void) setUpdateDelegate:(id)delegate {
7118     updatedelegate_ = delegate;
7119 }
7120
7121 @end
7122 /* }}} */
7123
7124 /* Cydia Navigation Controller Implementation {{{ */
7125 @implementation UINavigationController (Cydia)
7126
7127 - (NSArray *) navigationURLCollection {
7128     NSMutableArray *stack([NSMutableArray array]);
7129
7130     for (CyteViewController *controller in [self viewControllers]) {
7131         NSString *url = [[controller navigationURL] absoluteString];
7132         if (url != nil)
7133             [stack addObject:url];
7134     }
7135
7136     return stack;
7137 }
7138
7139 - (void) reloadData {
7140     [super reloadData];
7141
7142     UIViewController *visible([self visibleViewController]);
7143     if (visible != nil)
7144         [visible reloadData];
7145
7146     // on the iPad, this view controller is ALSO visible. :(
7147     if (IsWildcat_)
7148         if (UIViewController *modal = [self modalViewController])
7149             if ([modal modalPresentationStyle] == UIModalPresentationFormSheet)
7150                 if (UIViewController *top = [self topViewController])
7151                     if (top != visible)
7152                         [top reloadData];
7153 }
7154
7155 - (void) unloadData {
7156     for (CyteViewController *page in [self viewControllers])
7157         [page unloadData];
7158
7159     [super unloadData];
7160 }
7161
7162 @end
7163 /* }}} */
7164
7165 /* Cydia:// Protocol {{{ */
7166 @interface CydiaURLProtocol : NSURLProtocol {
7167 }
7168
7169 @end
7170
7171 @implementation CydiaURLProtocol
7172
7173 + (BOOL) canInitWithRequest:(NSURLRequest *)request {
7174     NSURL *url([request URL]);
7175     if (url == nil)
7176         return NO;
7177
7178     NSString *scheme([[url scheme] lowercaseString]);
7179     if (scheme != nil && [scheme isEqualToString:@"cydia"])
7180         return YES;
7181     if ([[url absoluteString] hasPrefix:@"about:cydia-"])
7182         return YES;
7183
7184     return NO;
7185 }
7186
7187 + (NSURLRequest *) canonicalRequestForRequest:(NSURLRequest *)request {
7188     return request;
7189 }
7190
7191 - (void) _returnPNGWithImage:(UIImage *)icon forRequest:(NSURLRequest *)request {
7192     id<NSURLProtocolClient> client([self client]);
7193     if (icon == nil)
7194         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorFileDoesNotExist userInfo:nil]];
7195     else {
7196         NSData *data(UIImagePNGRepresentation(icon));
7197
7198         NSURLResponse *response([[[NSURLResponse alloc] initWithURL:[request URL] MIMEType:@"image/png" expectedContentLength:-1 textEncodingName:nil] autorelease]);
7199         [client URLProtocol:self didReceiveResponse:response cacheStoragePolicy:NSURLCacheStorageNotAllowed];
7200         [client URLProtocol:self didLoadData:data];
7201         [client URLProtocolDidFinishLoading:self];
7202     }
7203 }
7204
7205 - (void) startLoading {
7206     id<NSURLProtocolClient> client([self client]);
7207     NSURLRequest *request([self request]);
7208
7209     NSURL *url([request URL]);
7210     NSString *href([url absoluteString]);
7211     NSString *scheme([[url scheme] lowercaseString]);
7212
7213     NSString *path;
7214
7215     if ([scheme isEqualToString:@"cydia"])
7216         path = [href substringFromIndex:8];
7217     else if ([scheme isEqualToString:@"about"])
7218         path = [href substringFromIndex:12];
7219     else _assert(false);
7220
7221     NSRange slash([path rangeOfString:@"/"]);
7222
7223     NSString *command;
7224     if (slash.location == NSNotFound) {
7225         command = path;
7226         path = nil;
7227     } else {
7228         command = [path substringToIndex:slash.location];
7229         path = [path substringFromIndex:(slash.location + 1)];
7230     }
7231
7232     Database *database([Database sharedInstance]);
7233
7234     if (false);
7235     else if ([command isEqualToString:@"application-icon"]) {
7236         if (path == nil)
7237             goto fail;
7238         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7239
7240         UIImage *icon(nil);
7241
7242         if (icon == nil && $SBSCopyIconImagePNGDataForDisplayIdentifier != NULL) {
7243             NSData *data([$SBSCopyIconImagePNGDataForDisplayIdentifier(path) autorelease]);
7244             icon = [UIImage imageWithData:data];
7245         }
7246
7247         if (icon == nil)
7248             if (NSString *file = SBSCopyIconImagePathForDisplayIdentifier(path))
7249                 icon = [UIImage imageAtPath:file];
7250
7251         if (icon == nil)
7252             icon = [UIImage imageNamed:@"unknown.png"];
7253
7254         [self _returnPNGWithImage:icon forRequest:request];
7255     } else if ([command isEqualToString:@"package-icon"]) {
7256         if (path == nil)
7257             goto fail;
7258         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7259         Package *package([database packageWithName:path]);
7260         if (package == nil)
7261             goto fail;
7262         [package parse];
7263         UIImage *icon([package icon]);
7264         [self _returnPNGWithImage:icon forRequest:request];
7265     } else if ([command isEqualToString:@"uikit-image"]) {
7266         if (path == nil)
7267             goto fail;
7268         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7269         UIImage *icon(_UIImageWithName(path));
7270         [self _returnPNGWithImage:icon forRequest:request];
7271     } else if ([command isEqualToString:@"section-icon"]) {
7272         if (path == nil)
7273             goto fail;
7274         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7275         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, [path stringByReplacingOccurrencesOfString:@" " withString:@"_"]]]);
7276         if (icon == nil)
7277             icon = [UIImage imageNamed:@"unknown.png"];
7278         [self _returnPNGWithImage:icon forRequest:request];
7279     } else fail: {
7280         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorResourceUnavailable userInfo:nil]];
7281     }
7282 }
7283
7284 - (void) stopLoading {
7285 }
7286
7287 @end
7288 /* }}} */
7289
7290 /* Section Controller {{{ */
7291 @interface SectionController : FilteredPackageListController {
7292     _H<NSString> key_;
7293     _H<NSString> section_;
7294 }
7295
7296 - (id) initWithDatabase:(Database *)database source:(Source *)source section:(NSString *)section;
7297
7298 @end
7299
7300 @implementation SectionController
7301
7302 - (NSURL *) referrerURL {
7303     NSString *name(section_);
7304     name = name ?: @"*";
7305     NSString *key(key_);
7306     key = key ?: @"*";
7307     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/sections/%@/%@", UI_, [key stringByAddingPercentEscapesIncludingReserved], [name stringByAddingPercentEscapesIncludingReserved]]];
7308 }
7309
7310 - (NSURL *) navigationURL {
7311     NSString *name(section_);
7312     name = name ?: @"*";
7313     NSString *key(key_);
7314     key = key ?: @"*";
7315     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sections/%@/%@", [key stringByAddingPercentEscapesIncludingReserved], [name stringByAddingPercentEscapesIncludingReserved]]];
7316 }
7317
7318 - (id) initWithDatabase:(Database *)database source:(Source *)source section:(NSString *)section {
7319     NSString *title;
7320     if (section == nil)
7321         title = UCLocalize("ALL_PACKAGES");
7322     else if (![section isEqual:@""])
7323         title = [[NSBundle mainBundle] localizedStringForKey:Simplify(section) value:nil table:@"Sections"];
7324     else
7325         title = UCLocalize("NO_SECTION");
7326
7327     if ((self = [super initWithDatabase:database title:title]) != nil) {
7328         key_ = [source key];
7329         section_ = section;
7330     } return self;
7331 }
7332
7333 - (void) reloadData {
7334     Source *source([database_ sourceWithKey:key_]);
7335     _H<NSString> name(section_);
7336
7337     [self setFilter:[=](Package *package) {
7338         NSString *section([package section]);
7339
7340         return (
7341             name == nil ||
7342             section == nil && [name length] == 0 ||
7343             [name isEqualToString:section]
7344         ) && (
7345             source == nil ||
7346             [package source] == source
7347         ) && [package visible];
7348     }];
7349
7350     [super reloadData];
7351 }
7352
7353 @end
7354 /* }}} */
7355 /* Sections Controller {{{ */
7356 @interface SectionsController : CyteViewController <
7357     UITableViewDataSource,
7358     UITableViewDelegate
7359 > {
7360     _transient Database *database_;
7361     _H<NSString> key_;
7362     _H<NSMutableArray> sections_;
7363     _H<NSMutableArray> filtered_;
7364     _H<UITableView, 2> list_;
7365 }
7366
7367 - (id) initWithDatabase:(Database *)database source:(Source *)source;
7368 - (void) editButtonClicked;
7369
7370 @end
7371
7372 @implementation SectionsController
7373
7374 - (NSURL *) navigationURL {
7375     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sources/%@", [key_ stringByAddingPercentEscapesIncludingReserved]]];
7376 }
7377
7378 - (Source *) source {
7379     if (key_ == nil)
7380         return nil;
7381     return [database_ sourceWithKey:key_];
7382 }
7383
7384 - (void) updateNavigationItem {
7385     [[self navigationItem] setTitle:[self isEditing] ? UCLocalize("SECTION_VISIBILITY") : UCLocalize("SECTIONS")];
7386     if ([sections_ count] == 0) {
7387         [[self navigationItem] setRightBarButtonItem:nil];
7388     } else {
7389         [[self navigationItem] setRightBarButtonItem:[[UIBarButtonItem alloc]
7390             initWithBarButtonSystemItem:([self isEditing] ? UIBarButtonSystemItemDone : UIBarButtonSystemItemEdit)
7391             target:self
7392             action:@selector(editButtonClicked)
7393         ] animated:([[self navigationItem] rightBarButtonItem] != nil)];
7394     }
7395 }
7396
7397 - (void) setEditing:(BOOL)editing animated:(BOOL)animated {
7398     [super setEditing:editing animated:animated];
7399
7400     if (editing)
7401         [list_ reloadData];
7402     else
7403         [delegate_ updateData];
7404
7405     [self updateNavigationItem];
7406 }
7407
7408 - (void) viewDidAppear:(BOOL)animated {
7409     [super viewDidAppear:animated];
7410     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7411 }
7412
7413 - (void) viewWillDisappear:(BOOL)animated {
7414     [super viewWillDisappear:animated];
7415     [self setEditing:NO];
7416 }
7417
7418 - (Section *) sectionAtIndexPath:(NSIndexPath *)indexPath {
7419     Section *section = nil;
7420     int index = [indexPath row];
7421     if (![self isEditing]) {
7422         index -= 1;
7423         if (index >= 0)
7424             section = [filtered_ objectAtIndex:index];
7425     } else {
7426         section = [sections_ objectAtIndex:index];
7427     }
7428     return section;
7429 }
7430
7431 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7432     if ([self isEditing])
7433         return [sections_ count];
7434     else
7435         return [filtered_ count] + 1;
7436 }
7437
7438 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
7439     return 45.0f;
7440 }*/
7441
7442 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7443     static NSString *reuseIdentifier = @"SectionCell";
7444
7445     SectionCell *cell = (SectionCell *)[tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
7446     if (cell == nil)
7447         cell = [[[SectionCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
7448
7449     [cell setSection:[self sectionAtIndexPath:indexPath] editing:[self isEditing]];
7450
7451     return cell;
7452 }
7453
7454 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
7455     if ([self isEditing])
7456         return;
7457
7458     Section *section = [self sectionAtIndexPath:indexPath];
7459
7460     SectionController *controller = [[[SectionController alloc]
7461         initWithDatabase:database_
7462         source:[self source]
7463         section:[section name]
7464     ] autorelease];
7465     [controller setDelegate:delegate_];
7466
7467     [[self navigationController] pushViewController:controller animated:YES];
7468 }
7469
7470 - (void) loadView {
7471     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease];
7472     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7473     [list_ setRowHeight:46];
7474     [(UITableView *) list_ setDataSource:self];
7475     [list_ setDelegate:self];
7476     [self setView:list_];
7477 }
7478
7479 - (void) viewDidLoad {
7480     [super viewDidLoad];
7481
7482     [[self navigationItem] setTitle:UCLocalize("SECTIONS")];
7483 }
7484
7485 - (void) releaseSubviews {
7486     list_ = nil;
7487
7488     sections_ = nil;
7489     filtered_ = nil;
7490
7491     [super releaseSubviews];
7492 }
7493
7494 - (id) initWithDatabase:(Database *)database source:(Source *)source {
7495     if ((self = [super init]) != nil) {
7496         database_ = database;
7497         key_ = [source key];
7498     } return self;
7499 }
7500
7501 - (void) reloadData {
7502     [super reloadData];
7503
7504     NSArray *packages = [database_ packages];
7505
7506     sections_ = [NSMutableArray arrayWithCapacity:16];
7507     filtered_ = [NSMutableArray arrayWithCapacity:16];
7508
7509     NSMutableDictionary *sections([NSMutableDictionary dictionaryWithCapacity:32]);
7510
7511     Source *source([self source]);
7512
7513     _trace();
7514     for (Package *package in packages) {
7515         if (source != nil && [package source] != source)
7516             continue;
7517
7518         NSString *name([package section]);
7519         NSString *key(name == nil ? @"" : name);
7520
7521         Section *section;
7522
7523         _profile(SectionsView$reloadData$Section)
7524             section = [sections objectForKey:key];
7525             if (section == nil) {
7526                 _profile(SectionsView$reloadData$Section$Allocate)
7527                     section = [[[Section alloc] initWithName:key localize:YES] autorelease];
7528                     [sections setObject:section forKey:key];
7529                 _end
7530             }
7531         _end
7532
7533         [section addToCount];
7534
7535         _profile(SectionsView$reloadData$Filter)
7536             if (![package visible])
7537                 continue;
7538         _end
7539
7540         [section addToRow];
7541     }
7542     _trace();
7543
7544     [sections_ addObjectsFromArray:[sections allValues]];
7545
7546     [sections_ sortUsingSelector:@selector(compareByLocalized:)];
7547
7548     for (Section *section in (id) sections_) {
7549         size_t count([section row]);
7550         if (count == 0)
7551             continue;
7552
7553         section = [[[Section alloc] initWithName:[section name] localized:[section localized]] autorelease];
7554         [section setCount:count];
7555         [filtered_ addObject:section];
7556     }
7557
7558     [self updateNavigationItem];
7559     [list_ reloadData];
7560     _trace();
7561 }
7562
7563 - (void) editButtonClicked {
7564     [self setEditing:![self isEditing] animated:YES];
7565 }
7566
7567 @end
7568 /* }}} */
7569
7570 /* Changes Controller {{{ */
7571 @interface ChangesController : FilteredPackageListController {
7572     unsigned upgrades_;
7573 }
7574
7575 - (id) initWithDatabase:(Database *)database;
7576
7577 @end
7578
7579 @implementation ChangesController
7580
7581 - (NSURL *) referrerURL {
7582     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/changes/", UI_]];
7583 }
7584
7585 - (NSURL *) navigationURL {
7586     return [NSURL URLWithString:@"cydia://changes"];
7587 }
7588
7589 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
7590 @synchronized (database_) {
7591     if ([database_ era] != era_)
7592         return nil;
7593
7594     NSUInteger sectionIndex([path section]);
7595     if (sectionIndex >= [sections_ count])
7596         return nil;
7597     Section *section([sections_ objectAtIndex:sectionIndex]);
7598     NSInteger row([path row]);
7599     return [[[packages_ objectAtIndex:([section row] + row)] retain] autorelease];
7600 } }
7601
7602 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
7603     NSString *context([alert context]);
7604
7605     if ([context isEqualToString:@"norefresh"])
7606         [alert dismissWithClickedButtonIndex:-1 animated:YES];
7607 }
7608
7609 - (void) setLeftBarButtonItem {
7610     if ([delegate_ updating])
7611         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7612             initWithTitle:UCLocalize("CANCEL")
7613             style:UIBarButtonItemStyleDone
7614             target:self
7615             action:@selector(cancelButtonClicked)
7616         ] autorelease] animated:YES];
7617     else
7618         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7619             initWithTitle:UCLocalize("REFRESH")
7620             style:UIBarButtonItemStylePlain
7621             target:self
7622             action:@selector(refreshButtonClicked)
7623         ] autorelease] animated:YES];
7624 }
7625
7626 - (void) refreshButtonClicked {
7627     if ([delegate_ requestUpdate])
7628         [self setLeftBarButtonItem];
7629 }
7630
7631 - (void) cancelButtonClicked {
7632     [delegate_ cancelUpdate];
7633 }
7634
7635 - (void) upgradeButtonClicked {
7636     [delegate_ distUpgrade];
7637     [[self navigationItem] setRightBarButtonItem:nil animated:YES];
7638 }
7639
7640 - (bool) shouldYield {
7641     return true;
7642 }
7643
7644 - (bool) shouldBlock {
7645     return true;
7646 }
7647
7648 - (void) useFilter {
7649 @synchronized (self) {
7650     [self setFilter:[](Package *package) {
7651         return [package upgradableAndEssential:YES] || [package visible];
7652     }];
7653
7654     [self setSorter:[](NSMutableArray *packages) {
7655         [packages radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackageChangesRadix) withContext:NULL];
7656     }];
7657 } }
7658
7659 - (id) initWithDatabase:(Database *)database {
7660     if ((self = [super initWithDatabase:database title:UCLocalize("CHANGES")]) != nil) {
7661         [self useFilter];
7662     } return self;
7663 }
7664
7665 - (void) viewDidLoad {
7666     [super viewDidLoad];
7667     [self setLeftBarButtonItem];
7668 }
7669
7670 - (void) viewWillAppear:(BOOL)animated {
7671     [super viewWillAppear:animated];
7672     [self setLeftBarButtonItem];
7673 }
7674
7675 - (void) reloadData {
7676     [self setLeftBarButtonItem];
7677     [super reloadData];
7678 }
7679
7680 - (NSArray *) sectionsForPackages:(NSMutableArray *)packages {
7681     NSMutableArray *sections([NSMutableArray arrayWithCapacity:16]);
7682
7683     Section *upgradable = [[[Section alloc] initWithName:UCLocalize("AVAILABLE_UPGRADES") localize:NO] autorelease];
7684     Section *ignored = nil;
7685     Section *section = nil;
7686     time_t last = 0;
7687
7688     upgrades_ = 0;
7689     bool unseens = false;
7690
7691     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle));
7692
7693     for (size_t offset = 0, count = [packages count]; offset != count; ++offset) {
7694         Package *package = [packages objectAtIndex:offset];
7695
7696         BOOL uae = [package upgradableAndEssential:YES];
7697
7698         if (!uae) {
7699             unseens = true;
7700             time_t seen([package seen]);
7701
7702             if (section == nil || last != seen) {
7703                 last = seen;
7704
7705                 NSString *name;
7706                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:seen]);
7707                 [name autorelease];
7708
7709                 _profile(ChangesController$reloadData$Allocate)
7710                     name = [NSString stringWithFormat:UCLocalize("NEW_AT"), name];
7711                     section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
7712                     [sections addObject:section];
7713                 _end
7714             }
7715
7716             [section addToCount];
7717         } else if ([package ignored]) {
7718             if (ignored == nil) {
7719                 ignored = [[[Section alloc] initWithName:UCLocalize("IGNORED_UPGRADES") row:offset localize:NO] autorelease];
7720             }
7721             [ignored addToCount];
7722         } else {
7723             ++upgrades_;
7724             [upgradable addToCount];
7725         }
7726     }
7727     _trace();
7728
7729     CFRelease(formatter);
7730
7731     if (unseens) {
7732         Section *last = [sections lastObject];
7733         size_t count = [last count];
7734         [packages removeObjectsInRange:NSMakeRange([packages count] - count, count)];
7735         [sections removeLastObject];
7736     }
7737
7738     if ([ignored count] != 0)
7739         [sections insertObject:ignored atIndex:0];
7740     if (upgrades_ != 0)
7741         [sections insertObject:upgradable atIndex:0];
7742
7743     [list_ reloadData];
7744
7745     [[self navigationItem] setRightBarButtonItem:(upgrades_ == 0 ? nil : [[[UIBarButtonItem alloc]
7746         initWithTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("UPGRADE"), [NSString stringWithFormat:@"%u", upgrades_]]
7747         style:UIBarButtonItemStylePlain
7748         target:self
7749         action:@selector(upgradeButtonClicked)
7750     ] autorelease]) animated:YES];
7751
7752     return sections;
7753 }
7754
7755 @end
7756 /* }}} */
7757 /* Search Controller {{{ */
7758 @interface SearchController : FilteredPackageListController <
7759     UISearchBarDelegate
7760 > {
7761     _H<UISearchBar, 1> search_;
7762     BOOL searchloaded_;
7763     bool summary_;
7764 }
7765
7766 - (id) initWithDatabase:(Database *)database query:(NSString *)query;
7767 - (void) reloadData;
7768
7769 @end
7770
7771 @implementation SearchController
7772
7773 - (NSURL *) referrerURL {
7774     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/search?q=%@", UI_, [([search_ text] ?: @"") stringByAddingPercentEscapesIncludingReserved]]];
7775 }
7776
7777 - (NSURL *) navigationURL {
7778     if ([search_ text] == nil || [[search_ text] isEqualToString:@""])
7779         return [NSURL URLWithString:@"cydia://search"];
7780     else
7781         return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://search/%@", [[search_ text] stringByAddingPercentEscapesIncludingReserved]]];
7782 }
7783
7784 - (NSArray *) termsForQuery:(NSString *)query {
7785     NSMutableArray *terms([NSMutableArray arrayWithCapacity:2]);
7786     for (NSString *component in [query componentsSeparatedByString:@" "])
7787         if ([component length] != 0)
7788             [terms addObject:component];
7789
7790     return terms;
7791 }
7792
7793 - (void) useSearch {
7794     _H<NSArray> query([self termsForQuery:[search_ text]]);
7795     summary_ = false;
7796
7797 @synchronized (self) {
7798     [self setFilter:[=](Package *package) {
7799         if (![package unfiltered])
7800             return false;
7801         if (![package matches:query])
7802             return false;
7803         return true;
7804     }];
7805
7806     [self setSorter:[](NSMutableArray *packages) {
7807         [packages radixSortUsingSelector:@selector(rank)];
7808     }];
7809 }
7810
7811     [self clearData];
7812     [self reloadData];
7813 }
7814
7815 - (void) usePrefix:(NSString *)prefix {
7816     _H<NSString> query(prefix);
7817     summary_ = true;
7818
7819 @synchronized (self) {
7820     [self setFilter:[=](Package *package) {
7821         if ([query length] == 0)
7822             return false;
7823         if (![package unfiltered])
7824             return false;
7825         if ([[package name] compare:query options:MatchCompareOptions_ range:NSMakeRange(0, [query length])] != NSOrderedSame)
7826             return false;
7827         return true;
7828     }];
7829
7830     [self setSorter:nullptr];
7831 }
7832
7833     [self reloadData];
7834 }
7835
7836 - (void) searchBarTextDidBeginEditing:(UISearchBar *)searchBar {
7837     [self clearData];
7838     [self usePrefix:[search_ text]];
7839 }
7840
7841 - (void) searchBarButtonClicked:(UISearchBar *)searchBar {
7842     [search_ resignFirstResponder];
7843     [self useSearch];
7844 }
7845
7846 - (void) searchBarCancelButtonClicked:(UISearchBar *)searchBar {
7847     [search_ setText:@""];
7848     [self searchBarButtonClicked:searchBar];
7849 }
7850
7851 - (void) searchBarSearchButtonClicked:(UISearchBar *)searchBar {
7852     [self searchBarButtonClicked:searchBar];
7853 }
7854
7855 - (void) searchBar:(UISearchBar *)searchBar textDidChange:(NSString *)text {
7856     [self usePrefix:text];
7857 }
7858
7859 - (bool) shouldYield {
7860     return YES;
7861 }
7862
7863 - (bool) shouldBlock {
7864     return !summary_;
7865 }
7866
7867 - (bool) isSummarized {
7868     return summary_;
7869 }
7870
7871 - (bool) showsSections {
7872     return false;
7873 }
7874
7875 - (id) initWithDatabase:(Database *)database query:(NSString *)query {
7876     if ((self = [super initWithDatabase:database title:UCLocalize("SEARCH")])) {
7877         search_ = [[[UISearchBar alloc] init] autorelease];
7878         [search_ setPlaceholder:UCLocalize("SEARCH_EX")];
7879         [search_ setDelegate:self];
7880
7881         UITextField *textField;
7882         if ([search_ respondsToSelector:@selector(searchField)])
7883             textField = [search_ searchField];
7884         else
7885             textField = MSHookIvar<UITextField *>(search_, "_searchField");
7886
7887         [textField setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
7888         [textField setEnablesReturnKeyAutomatically:NO];
7889         [[self navigationItem] setTitleView:textField];
7890
7891         if (query != nil)
7892             [search_ setText:query];
7893         [self useSearch];
7894     } return self;
7895 }
7896
7897 - (void) viewDidAppear:(BOOL)animated {
7898     [super viewDidAppear:animated];
7899
7900     if (!searchloaded_) {
7901         searchloaded_ = YES;
7902         [search_ setFrame:CGRectMake(0, 0, [[self view] bounds].size.width, 44.0f)];
7903         [search_ layoutSubviews];
7904     }
7905
7906     if ([self isSummarized])
7907         [search_ becomeFirstResponder];
7908 }
7909
7910 - (void) reloadData {
7911     [self resetCursor];
7912     [super reloadData];
7913 }
7914
7915 - (void) didSelectPackage:(Package *)package {
7916     [search_ resignFirstResponder];
7917     [super didSelectPackage:package];
7918 }
7919
7920 @end
7921 /* }}} */
7922 /* Package Settings Controller {{{ */
7923 @interface PackageSettingsController : CyteViewController <
7924     UITableViewDataSource,
7925     UITableViewDelegate
7926 > {
7927     _transient Database *database_;
7928     _H<NSString> name_;
7929     _H<Package> package_;
7930     _H<UITableView, 2> table_;
7931     _H<UISwitch> subscribedSwitch_;
7932     _H<UISwitch> ignoredSwitch_;
7933     _H<UITableViewCell> subscribedCell_;
7934     _H<UITableViewCell> ignoredCell_;
7935 }
7936
7937 - (id) initWithDatabase:(Database *)database package:(NSString *)package;
7938
7939 @end
7940
7941 @implementation PackageSettingsController
7942
7943 - (NSURL *) navigationURL {
7944     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/settings", (id) name_]];
7945 }
7946
7947 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
7948     if (package_ == nil)
7949         return 0;
7950
7951     if ([package_ installed] == nil)
7952         return 1;
7953     else
7954         return 2;
7955 }
7956
7957 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7958     if (package_ == nil)
7959         return 0;
7960
7961     // both sections contain just one item right now.
7962     return 1;
7963 }
7964
7965 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
7966     return nil;
7967 }
7968
7969 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
7970     if (section == 0)
7971         return UCLocalize("SHOW_ALL_CHANGES_EX");
7972     else
7973         return UCLocalize("IGNORE_UPGRADES_EX");
7974 }
7975
7976 - (void) onSubscribed:(id)control {
7977     bool value([control isOn]);
7978     if (package_ == nil)
7979         return;
7980     if ([package_ setSubscribed:value])
7981         [delegate_ updateData];
7982 }
7983
7984 - (void) _updateIgnored {
7985     const char *package([name_ UTF8String]);
7986     bool on([ignoredSwitch_ isOn]);
7987
7988     FILE *dpkg(popen("/usr/libexec/cydia/cydo --set-selections", "w"));
7989     fwrite(package, strlen(package), 1, dpkg);
7990
7991     if (on)
7992         fwrite(" hold\n", 6, 1, dpkg);
7993     else
7994         fwrite(" install\n", 9, 1, dpkg);
7995
7996     pclose(dpkg);
7997 }
7998
7999 - (void) onIgnored:(id)control {
8000     NSInvocation *invocation([NSInvocation invocationWithMethodSignature:[self methodSignatureForSelector:@selector(_updateIgnored)]]);
8001     [invocation setTarget:self];
8002     [invocation setSelector:@selector(_updateIgnored)];
8003
8004     [delegate_ reloadDataWithInvocation:invocation];
8005 }
8006
8007 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8008     if (package_ == nil)
8009         return nil;
8010
8011     switch ([indexPath section]) {
8012         case 0: return subscribedCell_;
8013         case 1: return ignoredCell_;
8014
8015         _nodefault
8016     }
8017
8018     return nil;
8019 }
8020
8021 - (void) loadView {
8022     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
8023     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
8024     [self setView:view];
8025
8026     table_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped] autorelease];
8027     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8028     [(UITableView *) table_ setDataSource:self];
8029     [table_ setDelegate:self];
8030     [view addSubview:table_];
8031
8032     subscribedSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
8033     [subscribedSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
8034     [subscribedSwitch_ addTarget:self action:@selector(onSubscribed:) forEvents:UIControlEventValueChanged];
8035
8036     ignoredSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
8037     [ignoredSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
8038     [ignoredSwitch_ addTarget:self action:@selector(onIgnored:) forEvents:UIControlEventValueChanged];
8039
8040     subscribedCell_ = [[[UITableViewCell alloc] init] autorelease];
8041     [subscribedCell_ setText:UCLocalize("SHOW_ALL_CHANGES")];
8042     [subscribedCell_ setAccessoryView:subscribedSwitch_];
8043     [subscribedCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
8044
8045     ignoredCell_ = [[[UITableViewCell alloc] init] autorelease];
8046     [ignoredCell_ setText:UCLocalize("IGNORE_UPGRADES")];
8047     [ignoredCell_ setAccessoryView:ignoredSwitch_];
8048     [ignoredCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
8049 }
8050
8051 - (void) viewDidLoad {
8052     [super viewDidLoad];
8053
8054     [[self navigationItem] setTitle:UCLocalize("SETTINGS")];
8055 }
8056
8057 - (void) releaseSubviews {
8058     ignoredCell_ = nil;
8059     subscribedCell_ = nil;
8060     table_ = nil;
8061     ignoredSwitch_ = nil;
8062     subscribedSwitch_ = nil;
8063
8064     [super releaseSubviews];
8065 }
8066
8067 - (id) initWithDatabase:(Database *)database package:(NSString *)package {
8068     if ((self = [super init]) != nil) {
8069         database_ = database;
8070         name_ = package;
8071     } return self;
8072 }
8073
8074 - (void) reloadData {
8075     [super reloadData];
8076
8077     package_ = [database_ packageWithName:name_];
8078
8079     if (package_ != nil) {
8080         [subscribedSwitch_ setOn:([package_ subscribed] ? 1 : 0) animated:NO];
8081         [ignoredSwitch_ setOn:([package_ ignored] ? 1 : 0) animated:NO];
8082     } // XXX: what now, G?
8083
8084     [table_ reloadData];
8085 }
8086
8087 @end
8088 /* }}} */
8089
8090 /* Installed Controller {{{ */
8091 @interface InstalledController : FilteredPackageListController {
8092     bool sectioned_;
8093 }
8094
8095 - (id) initWithDatabase:(Database *)database;
8096 - (void) queueStatusDidChange;
8097
8098 @end
8099
8100 @implementation InstalledController
8101
8102 - (NSURL *) referrerURL {
8103     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/installed/", UI_]];
8104 }
8105
8106 - (NSURL *) navigationURL {
8107     return [NSURL URLWithString:@"cydia://installed"];
8108 }
8109
8110 - (void) useRecent {
8111     sectioned_ = false;
8112
8113 @synchronized (self) {
8114     [self setFilter:[](Package *package) {
8115         return ![package uninstalled] && package->role_ < 7;
8116     }];
8117
8118     [self setSorter:[](NSMutableArray *packages) {
8119         [packages radixSortUsingSelector:@selector(recent)];
8120     }];
8121 } }
8122
8123 - (void) useFilter:(UISegmentedControl *)segmented {
8124     NSInteger selected([segmented selectedSegmentIndex]);
8125     if (selected == 2)
8126         return [self useRecent];
8127     bool simple(selected == 0);
8128     sectioned_ = true;
8129
8130 @synchronized (self) {
8131     [self setFilter:[=](Package *package) {
8132         return ![package uninstalled] && package->role_ <= (simple ? 1 : 3);
8133     }];
8134
8135     [self setSorter:nullptr];
8136 } }
8137
8138 - (NSArray *) sectionsForPackages:(NSMutableArray *)packages {
8139     if (sectioned_)
8140         return [super sectionsForPackages:packages];
8141
8142     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterLongStyle, kCFDateFormatterNoStyle));
8143
8144     NSMutableArray *sections([NSMutableArray arrayWithCapacity:16]);
8145     Section *section(nil);
8146     time_t last(0);
8147
8148     for (size_t offset(0), count([packages count]); offset != count; ++offset) {
8149         Package *package([packages objectAtIndex:offset]);
8150
8151         time_t upgraded([package upgraded]);
8152         if (upgraded < 1168364520)
8153             upgraded = 0;
8154         else
8155             upgraded -= upgraded % (60 * 60 * 24);
8156
8157         if (section == nil || upgraded != last) {
8158             last = upgraded;
8159
8160             NSString *name;
8161             if (upgraded == 0)
8162                 continue; // XXX: name = UCLocalize("...");
8163             else {
8164                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:upgraded]);
8165                 [name autorelease];
8166             }
8167
8168             section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
8169             [sections addObject:section];
8170         }
8171
8172         [section addToCount];
8173     }
8174
8175     CFRelease(formatter);
8176     return sections;
8177 }
8178
8179 - (id) initWithDatabase:(Database *)database {
8180     if ((self = [super initWithDatabase:database title:UCLocalize("INSTALLED")]) != nil) {
8181         UISegmentedControl *segmented([[[UISegmentedControl alloc] initWithItems:[NSArray arrayWithObjects:UCLocalize("USER"), UCLocalize("EXPERT"), UCLocalize("RECENT"), nil]] autorelease]);
8182         [segmented setSelectedSegmentIndex:0];
8183         [segmented setSegmentedControlStyle:UISegmentedControlStyleBar];
8184         [[self navigationItem] setTitleView:segmented];
8185
8186         [segmented addTarget:self action:@selector(modeChanged:) forEvents:UIControlEventValueChanged];
8187         [self useFilter:segmented];
8188
8189         [self queueStatusDidChange];
8190     } return self;
8191 }
8192
8193 #if !AlwaysReload
8194 - (void) queueButtonClicked {
8195     [delegate_ queue];
8196 }
8197 #endif
8198
8199 - (void) queueStatusDidChange {
8200 #if !AlwaysReload
8201     if (Queuing_) {
8202         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8203             initWithTitle:UCLocalize("QUEUE")
8204             style:UIBarButtonItemStyleDone
8205             target:self
8206             action:@selector(queueButtonClicked)
8207         ] autorelease]];
8208     } else {
8209         [[self navigationItem] setRightBarButtonItem:nil];
8210     }
8211 #endif
8212 }
8213
8214 - (void) modeChanged:(UISegmentedControl *)segmented {
8215     [self useFilter:segmented];
8216     [self reloadData];
8217 }
8218
8219 @end
8220 /* }}} */
8221
8222 /* Source Cell {{{ */
8223 @interface SourceCell : CyteTableViewCell <
8224     CyteTableViewCellDelegate,
8225     SourceDelegate
8226 > {
8227     _H<Source, 1> source_;
8228     _H<NSURL> url_;
8229     _H<UIImage> icon_;
8230     _H<NSString> origin_;
8231     _H<NSString> label_;
8232     _H<UIActivityIndicatorView> indicator_;
8233 }
8234
8235 - (void) setSource:(Source *)source;
8236 - (void) setFetch:(NSNumber *)fetch;
8237
8238 @end
8239
8240 @implementation SourceCell
8241
8242 - (void) _setImage:(NSArray *)data {
8243     if ([url_ isEqual:[data objectAtIndex:0]]) {
8244         icon_ = [data objectAtIndex:1];
8245         [content_ setNeedsDisplay];
8246     }
8247 }
8248
8249 - (void) _setSource:(NSURL *) url {
8250     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
8251
8252     if (NSData *data = [NSURLConnection
8253         sendSynchronousRequest:[NSURLRequest
8254             requestWithURL:url
8255             cachePolicy:NSURLRequestUseProtocolCachePolicy
8256             timeoutInterval:10
8257         ]
8258
8259         returningResponse:NULL
8260         error:NULL
8261     ])
8262         if (UIImage *image = [UIImage imageWithData:data])
8263             [self performSelectorOnMainThread:@selector(_setImage:) withObject:[NSArray arrayWithObjects:url, image, nil] waitUntilDone:NO];
8264
8265     [pool release];
8266 }
8267
8268 - (void) setSource:(Source *)source {
8269     source_ = source;
8270     [source_ setDelegate:self];
8271
8272     [self setFetch:[NSNumber numberWithBool:[source_ fetch]]];
8273
8274     icon_ = [UIImage imageNamed:@"unknown.png"];
8275
8276     origin_ = [source name];
8277     label_ = [source rooturi];
8278
8279     [content_ setNeedsDisplay];
8280
8281     url_ = [source iconURL];
8282     [NSThread detachNewThreadSelector:@selector(_setSource:) toTarget:self withObject:url_];
8283 }
8284
8285 - (void) setAllSource {
8286     source_ = nil;
8287     [indicator_ stopAnimating];
8288
8289     icon_ = [UIImage imageNamed:@"folder.png"];
8290     origin_ = UCLocalize("ALL_SOURCES");
8291     label_ = UCLocalize("ALL_SOURCES_EX");
8292     [content_ setNeedsDisplay];
8293 }
8294
8295 - (SourceCell *) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
8296     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
8297         UIView *content([self contentView]);
8298         CGRect bounds([content bounds]);
8299
8300         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
8301         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8302         [content_ setBackgroundColor:[UIColor whiteColor]];
8303         [content addSubview:content_];
8304
8305         [content_ setDelegate:self];
8306         [content_ setOpaque:YES];
8307
8308         indicator_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleGraySmall] autorelease];
8309         [indicator_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleTopMargin];// | UIViewAutoresizingFlexibleBottomMargin];
8310         [content addSubview:indicator_];
8311
8312         [[content_ layer] setContentsGravity:kCAGravityTopLeft];
8313     } return self;
8314 }
8315
8316 - (void) layoutSubviews {
8317     [super layoutSubviews];
8318
8319     UIView *content([self contentView]);
8320     CGRect bounds([content bounds]);
8321
8322     CGRect frame([indicator_ frame]);
8323     frame.origin.x = bounds.size.width - frame.size.width;
8324     frame.origin.y = Retina((bounds.size.height - frame.size.height) / 2);
8325
8326     if (kCFCoreFoundationVersionNumber < 800)
8327         frame.origin.x -= 8;
8328     [indicator_ setFrame:frame];
8329 }
8330
8331 - (NSString *) accessibilityLabel {
8332     return origin_;
8333 }
8334
8335 - (void) drawContentRect:(CGRect)rect {
8336     bool highlighted(highlighted_);
8337     float width(rect.size.width);
8338
8339     if (icon_ != nil) {
8340         CGRect rect;
8341         rect.size = [(UIImage *) icon_ size];
8342
8343         while (rect.size.width > 32 || rect.size.height > 32) {
8344             rect.size.width /= 2;
8345             rect.size.height /= 2;
8346         }
8347
8348         rect.origin.x = 26 - rect.size.width / 2;
8349         rect.origin.y = 26 - rect.size.height / 2;
8350
8351         [icon_ drawInRect:Retina(rect)];
8352     }
8353
8354     if (highlighted && kCFCoreFoundationVersionNumber < 800)
8355         UISetColor(White_);
8356
8357     if (!highlighted)
8358         UISetColor(Black_);
8359     [origin_ drawAtPoint:CGPointMake(52, 8) forWidth:(width - 49) withFont:Font18Bold_ lineBreakMode:NSLineBreakByTruncatingTail];
8360
8361     if (!highlighted)
8362         UISetColor(Gray_);
8363     [label_ drawAtPoint:CGPointMake(52, 29) forWidth:(width - 49) withFont:Font12_ lineBreakMode:NSLineBreakByTruncatingTail];
8364 }
8365
8366 - (void) setFetch:(NSNumber *)fetch {
8367     if ([fetch boolValue])
8368         [indicator_ startAnimating];
8369     else
8370         [indicator_ stopAnimating];
8371 }
8372
8373 @end
8374 /* }}} */
8375 /* Sources Controller {{{ */
8376 @interface SourcesController : CyteViewController <
8377     UITableViewDataSource,
8378     UITableViewDelegate
8379 > {
8380     _transient Database *database_;
8381     unsigned era_;
8382
8383     _H<UITableView, 2> list_;
8384     _H<NSMutableArray> sources_;
8385     int offset_;
8386
8387     _H<NSString> href_;
8388     _H<UIProgressHUD> hud_;
8389     _H<NSError> error_;
8390
8391     NSURLConnection *trivial_bz2_;
8392     NSURLConnection *trivial_gz_;
8393
8394     BOOL cydia_;
8395 }
8396
8397 - (id) initWithDatabase:(Database *)database;
8398 - (void) updateButtonsForEditingStatusAnimated:(BOOL)animated;
8399
8400 @end
8401
8402 @implementation SourcesController
8403
8404 - (void) _releaseConnection:(NSURLConnection *)connection {
8405     if (connection != nil) {
8406         [connection cancel];
8407         //[connection setDelegate:nil];
8408         [connection release];
8409     }
8410 }
8411
8412 - (void) dealloc {
8413     [self _releaseConnection:trivial_gz_];
8414     [self _releaseConnection:trivial_bz2_];
8415
8416     [super dealloc];
8417 }
8418
8419 - (NSURL *) navigationURL {
8420     return [NSURL URLWithString:@"cydia://sources"];
8421 }
8422
8423 - (void) viewDidAppear:(BOOL)animated {
8424     [super viewDidAppear:animated];
8425     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
8426 }
8427
8428 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8429     return 2;
8430 }
8431
8432 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
8433     if (section == 1)
8434         return UCLocalize("INDIVIDUAL_SOURCES");
8435     return nil;
8436 }
8437
8438 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8439     switch (section) {
8440         case 0: return 1;
8441         case 1: return [sources_ count];
8442         default: return 0;
8443     }
8444 }
8445
8446 - (Source *) sourceAtIndexPath:(NSIndexPath *)indexPath {
8447 @synchronized (database_) {
8448     if ([database_ era] != era_)
8449         return nil;
8450     if ([indexPath section] != 1)
8451         return nil;
8452     NSUInteger index([indexPath row]);
8453     if (index >= [sources_ count])
8454         return nil;
8455     return [sources_ objectAtIndex:index];
8456 } }
8457
8458 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8459     static NSString *cellIdentifier = @"SourceCell";
8460
8461     SourceCell *cell = (SourceCell *) [tableView dequeueReusableCellWithIdentifier:cellIdentifier];
8462     if (cell == nil) cell = [[[SourceCell alloc] initWithFrame:CGRectZero reuseIdentifier:cellIdentifier] autorelease];
8463     [cell setAccessoryType:UITableViewCellAccessoryDisclosureIndicator];
8464
8465     Source *source([self sourceAtIndexPath:indexPath]);
8466     if (source == nil)
8467         [cell setAllSource];
8468     else
8469         [cell setSource:source];
8470
8471     return cell;
8472 }
8473
8474 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
8475     SectionsController *controller([[[SectionsController alloc]
8476         initWithDatabase:database_
8477         source:[self sourceAtIndexPath:indexPath]
8478     ] autorelease]);
8479
8480     [controller setDelegate:delegate_];
8481     [[self navigationController] pushViewController:controller animated:YES];
8482 }
8483
8484 - (BOOL) tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath {
8485     if ([indexPath section] != 1)
8486         return false;
8487     Source *source = [self sourceAtIndexPath:indexPath];
8488     return [source record] != nil;
8489 }
8490
8491 - (void) tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath {
8492     _assert([indexPath section] == 1);
8493     if (editingStyle ==  UITableViewCellEditingStyleDelete) {
8494         Source *source = [self sourceAtIndexPath:indexPath];
8495         if (source == nil) return;
8496
8497         [Sources_ removeObjectForKey:[source key]];
8498
8499         [delegate_ _saveConfig];
8500         [delegate_ reloadDataWithInvocation:nil];
8501     }
8502 }
8503
8504 - (void) tableView:(UITableView *)tableView didEndEditingRowAtIndexPath:(NSIndexPath *)indexPath {
8505     [self updateButtonsForEditingStatusAnimated:YES];
8506 }
8507
8508 - (void) complete {
8509     [delegate_ addTrivialSource:href_];
8510     href_ = nil;
8511
8512     [delegate_ syncData];
8513 }
8514
8515 - (NSString *) getWarning {
8516     NSString *href(href_);
8517     NSRange colon([href rangeOfString:@"://"]);
8518     if (colon.location != NSNotFound)
8519         href = [href substringFromIndex:(colon.location + 3)];
8520     href = [href stringByAddingPercentEscapes];
8521     href = [CydiaURL(@"api/repotag/") stringByAppendingString:href];
8522
8523     NSURL *url([NSURL URLWithString:href]);
8524
8525     NSStringEncoding encoding;
8526     NSError *error(nil);
8527
8528     if (NSString *warning = [NSString stringWithContentsOfURL:url usedEncoding:&encoding error:&error])
8529         return [warning length] == 0 ? nil : warning;
8530     return nil;
8531 }
8532
8533 - (void) _endConnection:(NSURLConnection *)connection {
8534     // XXX: the memory management in this method is horribly awkward
8535
8536     NSURLConnection **field = NULL;
8537     if (connection == trivial_bz2_)
8538         field = &trivial_bz2_;
8539     else if (connection == trivial_gz_)
8540         field = &trivial_gz_;
8541     _assert(field != NULL);
8542     [connection release];
8543     *field = nil;
8544
8545     if (
8546         trivial_bz2_ == nil &&
8547         trivial_gz_ == nil
8548     ) {
8549         NSString *warning(cydia_ ? [self yieldToSelector:@selector(getWarning)] : nil);
8550
8551         [delegate_ releaseNetworkActivityIndicator];
8552
8553         [delegate_ removeProgressHUD:hud_];
8554         hud_ = nil;
8555
8556         if (cydia_) {
8557             if (warning != nil) {
8558                 UIAlertView *alert = [[[UIAlertView alloc]
8559                     initWithTitle:UCLocalize("SOURCE_WARNING")
8560                     message:warning
8561                     delegate:self
8562                     cancelButtonTitle:UCLocalize("CANCEL")
8563                     otherButtonTitles:
8564                         UCLocalize("ADD_ANYWAY"),
8565                     nil
8566                 ] autorelease];
8567
8568                 [alert setContext:@"warning"];
8569                 [alert setNumberOfRows:1];
8570                 [alert show];
8571
8572                 // XXX: there used to be this great mechanism called yieldToPopup... who deleted it?
8573                 error_ = nil;
8574                 return;
8575             }
8576
8577             [self complete];
8578         } else if (error_ != nil) {
8579             UIAlertView *alert = [[[UIAlertView alloc]
8580                 initWithTitle:UCLocalize("VERIFICATION_ERROR")
8581                 message:[error_ localizedDescription]
8582                 delegate:self
8583                 cancelButtonTitle:UCLocalize("OK")
8584                 otherButtonTitles:nil
8585             ] autorelease];
8586
8587             [alert setContext:@"urlerror"];
8588             [alert show];
8589
8590             href_ = nil;
8591         } else {
8592             UIAlertView *alert = [[[UIAlertView alloc]
8593                 initWithTitle:UCLocalize("NOT_REPOSITORY")
8594                 message:UCLocalize("NOT_REPOSITORY_EX")
8595                 delegate:self
8596                 cancelButtonTitle:UCLocalize("OK")
8597                 otherButtonTitles:nil
8598             ] autorelease];
8599
8600             [alert setContext:@"trivial"];
8601             [alert show];
8602
8603             href_ = nil;
8604         }
8605
8606         error_ = nil;
8607     }
8608 }
8609
8610 - (void) connection:(NSURLConnection *)connection didReceiveResponse:(NSHTTPURLResponse *)response {
8611     switch ([response statusCode]) {
8612         case 200:
8613             cydia_ = YES;
8614     }
8615 }
8616
8617 - (void) connection:(NSURLConnection *)connection didFailWithError:(NSError *)error {
8618     lprintf("connection:\"%s\" didFailWithError:\"%s\"\n", [href_ UTF8String], [[error localizedDescription] UTF8String]);
8619     error_ = error;
8620     [self _endConnection:connection];
8621 }
8622
8623 - (void) connectionDidFinishLoading:(NSURLConnection *)connection {
8624     [self _endConnection:connection];
8625 }
8626
8627 - (NSURLConnection *) _requestHRef:(NSString *)href method:(NSString *)method {
8628     NSURL *url([NSURL URLWithString:href]);
8629
8630     NSMutableURLRequest *request = [NSMutableURLRequest
8631         requestWithURL:url
8632         cachePolicy:NSURLRequestUseProtocolCachePolicy
8633         timeoutInterval:10
8634     ];
8635
8636     [request setHTTPMethod:method];
8637
8638     if (Machine_ != NULL)
8639         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
8640
8641     if (UniqueID_ != nil)
8642         [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
8643
8644     if ([url isCydiaSecure]) {
8645         if (UniqueID_ != nil)
8646             [request setValue:UniqueID_ forHTTPHeaderField:@"X-Cydia-Id"];
8647     }
8648
8649     return [[[NSURLConnection alloc] initWithRequest:request delegate:self] autorelease];
8650 }
8651
8652 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
8653     NSString *context([alert context]);
8654
8655     if ([context isEqualToString:@"source"]) {
8656         switch (button) {
8657             case 1: {
8658                 NSString *href = [[alert textField] text];
8659                 href = VerifySource(href);
8660                 if (href == nil)
8661                     break;
8662                 href_ = href;
8663
8664                 trivial_bz2_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.bz2"] method:@"HEAD"] retain];
8665                 trivial_gz_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.gz"] method:@"HEAD"] retain];
8666
8667                 cydia_ = false;
8668
8669                 // XXX: this is stupid
8670                 hud_ = [delegate_ addProgressHUD];
8671                 [hud_ setText:UCLocalize("VERIFYING_URL")];
8672                 [delegate_ retainNetworkActivityIndicator];
8673             } break;
8674
8675             case 0:
8676             break;
8677
8678             _nodefault
8679         }
8680
8681         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8682     } else if ([context isEqualToString:@"trivial"])
8683         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8684     else if ([context isEqualToString:@"urlerror"])
8685         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8686     else if ([context isEqualToString:@"warning"]) {
8687         switch (button) {
8688             case 1:
8689                 [self performSelector:@selector(complete) withObject:nil afterDelay:0];
8690             break;
8691
8692             case 0:
8693             break;
8694
8695             _nodefault
8696         }
8697
8698         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8699     }
8700 }
8701
8702 - (void) updateButtonsForEditingStatusAnimated:(BOOL)animated {
8703     BOOL editing([list_ isEditing]);
8704
8705     if (editing)
8706         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8707             initWithTitle:UCLocalize("ADD")
8708             style:UIBarButtonItemStylePlain
8709             target:self
8710             action:@selector(addButtonClicked)
8711         ] autorelease] animated:animated];
8712     else if ([delegate_ updating])
8713         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8714             initWithTitle:UCLocalize("CANCEL")
8715             style:UIBarButtonItemStyleDone
8716             target:self
8717             action:@selector(cancelButtonClicked)
8718         ] autorelease] animated:animated];
8719     else
8720         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8721             initWithTitle:UCLocalize("REFRESH")
8722             style:UIBarButtonItemStylePlain
8723             target:self
8724             action:@selector(refreshButtonClicked)
8725         ] autorelease] animated:animated];
8726
8727     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8728         initWithTitle:(editing ? UCLocalize("DONE") : UCLocalize("EDIT"))
8729         style:(editing ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8730         target:self
8731         action:@selector(editButtonClicked)
8732     ] autorelease] animated:animated];
8733 }
8734
8735 - (void) loadView {
8736     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame] style:UITableViewStylePlain] autorelease];
8737     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8738     [list_ setRowHeight:53];
8739     [(UITableView *) list_ setDataSource:self];
8740     [list_ setDelegate:self];
8741     [self setView:list_];
8742 }
8743
8744 - (void) viewDidLoad {
8745     [super viewDidLoad];
8746
8747     [[self navigationItem] setTitle:UCLocalize("SOURCES")];
8748     [self updateButtonsForEditingStatusAnimated:NO];
8749 }
8750
8751 - (void) viewWillAppear:(BOOL)animated {
8752     [super viewWillAppear:animated];
8753
8754     [list_ setEditing:NO];
8755     [self updateButtonsForEditingStatusAnimated:NO];
8756 }
8757
8758 - (void) releaseSubviews {
8759     list_ = nil;
8760
8761     sources_ = nil;
8762
8763     [super releaseSubviews];
8764 }
8765
8766 - (id) initWithDatabase:(Database *)database {
8767     if ((self = [super init]) != nil) {
8768         database_ = database;
8769     } return self;
8770 }
8771
8772 - (void) reloadData {
8773     [super reloadData];
8774     [self updateButtonsForEditingStatusAnimated:YES];
8775
8776 @synchronized (database_) {
8777     era_ = [database_ era];
8778
8779     sources_ = [NSMutableArray arrayWithCapacity:16];
8780     [sources_ addObjectsFromArray:[database_ sources]];
8781     _trace();
8782     [sources_ sortUsingSelector:@selector(compareByName:)];
8783     _trace();
8784
8785     int count([sources_ count]);
8786     offset_ = 0;
8787     for (int i = 0; i != count; i++) {
8788         if ([[sources_ objectAtIndex:i] record] == nil)
8789             break;
8790         offset_++;
8791     }
8792
8793     [list_ reloadData];
8794 } }
8795
8796 - (void) showAddSourcePrompt {
8797     UIAlertView *alert = [[[UIAlertView alloc]
8798         initWithTitle:UCLocalize("ENTER_APT_URL")
8799         message:nil
8800         delegate:self
8801         cancelButtonTitle:UCLocalize("CANCEL")
8802         otherButtonTitles:
8803             UCLocalize("ADD_SOURCE"),
8804         nil
8805     ] autorelease];
8806
8807     [alert setContext:@"source"];
8808
8809     [alert setNumberOfRows:1];
8810     [alert addTextFieldWithValue:@"http://" label:@""];
8811
8812     UITextInputTraits *traits = [[alert textField] textInputTraits];
8813     [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
8814     [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
8815     [traits setKeyboardType:UIKeyboardTypeURL];
8816     // XXX: UIReturnKeyDone
8817     [traits setReturnKeyType:UIReturnKeyNext];
8818
8819     [alert show];
8820 }
8821
8822 - (void) addButtonClicked {
8823     [self showAddSourcePrompt];
8824 }
8825
8826 - (void) refreshButtonClicked {
8827     if ([delegate_ requestUpdate])
8828         [self updateButtonsForEditingStatusAnimated:YES];
8829 }
8830
8831 - (void) cancelButtonClicked {
8832     [delegate_ cancelUpdate];
8833 }
8834
8835 - (void) editButtonClicked {
8836     [list_ setEditing:![list_ isEditing] animated:YES];
8837     [self updateButtonsForEditingStatusAnimated:YES];
8838 }
8839
8840 @end
8841 /* }}} */
8842
8843 /* Stash Controller {{{ */
8844 @interface StashController : CyteViewController {
8845     _H<UIActivityIndicatorView> spinner_;
8846     _H<UILabel> status_;
8847     _H<UILabel> caption_;
8848 }
8849
8850 @end
8851
8852 @implementation StashController
8853
8854 - (void) loadView {
8855     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
8856     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
8857     [self setView:view];
8858
8859     [view setBackgroundColor:[UIColor viewFlipsideBackgroundColor]];
8860
8861     spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteLarge] autorelease];
8862     CGRect spinrect = [spinner_ frame];
8863     spinrect.origin.x = Retina([[self view] frame].size.width / 2 - spinrect.size.width / 2);
8864     spinrect.origin.y = [[self view] frame].size.height - 80.0f;
8865     [spinner_ setFrame:spinrect];
8866     [spinner_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin];
8867     [view addSubview:spinner_];
8868     [spinner_ startAnimating];
8869
8870     CGRect captrect;
8871     captrect.size.width = [[self view] frame].size.width;
8872     captrect.size.height = 40.0f;
8873     captrect.origin.x = 0;
8874     captrect.origin.y = Retina([[self view] frame].size.height / 2 - captrect.size.height * 2);
8875     caption_ = [[[UILabel alloc] initWithFrame:captrect] autorelease];
8876     [caption_ setText:UCLocalize("PREPARING_FILESYSTEM")];
8877     [caption_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8878     [caption_ setFont:[UIFont boldSystemFontOfSize:28.0f]];
8879     [caption_ setTextColor:[UIColor whiteColor]];
8880     [caption_ setBackgroundColor:[UIColor clearColor]];
8881     [caption_ setShadowColor:[UIColor blackColor]];
8882     [caption_ setTextAlignment:NSTextAlignmentCenter];
8883     [view addSubview:caption_];
8884
8885     CGRect statusrect;
8886     statusrect.size.width = [[self view] frame].size.width;
8887     statusrect.size.height = 30.0f;
8888     statusrect.origin.x = 0;
8889     statusrect.origin.y = Retina([[self view] frame].size.height / 2 - statusrect.size.height);
8890     status_ = [[[UILabel alloc] initWithFrame:statusrect] autorelease];
8891     [status_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8892     [status_ setText:UCLocalize("EXIT_WHEN_COMPLETE")];
8893     [status_ setFont:[UIFont systemFontOfSize:16.0f]];
8894     [status_ setTextColor:[UIColor whiteColor]];
8895     [status_ setBackgroundColor:[UIColor clearColor]];
8896     [status_ setShadowColor:[UIColor blackColor]];
8897     [status_ setTextAlignment:NSTextAlignmentCenter];
8898     [view addSubview:status_];
8899 }
8900
8901 - (void) releaseSubviews {
8902     spinner_ = nil;
8903     status_ = nil;
8904     caption_ = nil;
8905
8906     [super releaseSubviews];
8907 }
8908
8909 @end
8910 /* }}} */
8911
8912 @interface CYURLCache : SDURLCache {
8913 }
8914
8915 @end
8916
8917 @implementation CYURLCache
8918
8919 - (void) logEvent:(NSString *)event forRequest:(NSURLRequest *)request {
8920 #if !ForRelease
8921     if (false);
8922     else if ([event isEqualToString:@"no-cache"])
8923         event = @"!!!";
8924     else if ([event isEqualToString:@"store"])
8925         event = @">>>";
8926     else if ([event isEqualToString:@"invalid"])
8927         event = @"???";
8928     else if ([event isEqualToString:@"memory"])
8929         event = @"mem";
8930     else if ([event isEqualToString:@"disk"])
8931         event = @"ssd";
8932     else if ([event isEqualToString:@"miss"])
8933         event = @"---";
8934
8935     NSLog(@"%@: %@", event, [[request URL] absoluteString]);
8936 #endif
8937 }
8938
8939 - (void) storeCachedResponse:(NSCachedURLResponse *)cached forRequest:(NSURLRequest *)request {
8940     if (NSURLResponse *response = [cached response])
8941         if (NSString *mime = [response MIMEType])
8942             if ([mime isEqualToString:@"text/cache-manifest"]) {
8943                 NSURL *url([response URL]);
8944
8945 #if !ForRelease
8946                 NSLog(@"###: %@", [url absoluteString]);
8947 #endif
8948
8949                 @synchronized (HostConfig_) {
8950                     [CachedURLs_ addObject:url];
8951                 }
8952             }
8953
8954     [super storeCachedResponse:cached forRequest:request];
8955 }
8956
8957 - (void) createDiskCachePath {
8958     [super createDiskCachePath];
8959 }
8960
8961 @end
8962
8963 @interface Cydia : UIApplication <
8964     ConfirmationControllerDelegate,
8965     DatabaseDelegate,
8966     CydiaDelegate
8967 > {
8968     _H<UIWindow> window_;
8969     _H<CydiaTabBarController> tabbar_;
8970     _H<CyteTabBarController> emulated_;
8971     _H<AppCacheController> appcache_;
8972
8973     _H<NSMutableArray> essential_;
8974     _H<NSMutableArray> broken_;
8975
8976     Database *database_;
8977
8978     _H<NSURL> starturl_;
8979
8980     unsigned locked_;
8981     unsigned activity_;
8982
8983     _H<StashController> stash_;
8984
8985     bool loaded_;
8986 }
8987
8988 - (void) loadData;
8989
8990 @end
8991
8992 @implementation Cydia
8993
8994 - (void) lockSuspend {
8995     if (locked_++ == 0) {
8996         if ($SBSSetInterceptsMenuButtonForever != NULL)
8997             (*$SBSSetInterceptsMenuButtonForever)(true);
8998
8999         [self setIdleTimerDisabled:YES];
9000     }
9001 }
9002
9003 - (void) unlockSuspend {
9004     if (--locked_ == 0) {
9005         [self setIdleTimerDisabled:NO];
9006
9007         if ($SBSSetInterceptsMenuButtonForever != NULL)
9008             (*$SBSSetInterceptsMenuButtonForever)(false);
9009     }
9010 }
9011
9012 - (void) beginUpdate {
9013     [tabbar_ beginUpdate];
9014 }
9015
9016 - (void) cancelUpdate {
9017     [tabbar_ cancelUpdate];
9018 }
9019
9020 - (bool) requestUpdate {
9021     if (IsReachable("cydia.saurik.com")) {
9022         [self beginUpdate];
9023         return true;
9024     } else {
9025         UIAlertView *alert = [[[UIAlertView alloc]
9026             initWithTitle:[NSString stringWithFormat:Colon_, Error_, UCLocalize("REFRESH")]
9027             message:@"Host Unreachable" // XXX: Localize
9028             delegate:self
9029             cancelButtonTitle:UCLocalize("OK")
9030             otherButtonTitles:nil
9031         ] autorelease];
9032
9033         [alert setContext:@"norefresh"];
9034         [alert show];
9035
9036         return false;
9037     }
9038 }
9039
9040 - (BOOL) updating {
9041     return [tabbar_ updating];
9042 }
9043
9044 - (void) _loaded {
9045     if ([broken_ count] != 0) {
9046         int count = [broken_ count];
9047
9048         UIAlertView *alert = [[[UIAlertView alloc]
9049             initWithTitle:(count == 1 ? UCLocalize("HALFINSTALLED_PACKAGE") : [NSString stringWithFormat:UCLocalize("HALFINSTALLED_PACKAGES"), count])
9050             message:UCLocalize("HALFINSTALLED_PACKAGE_EX")
9051             delegate:self
9052             cancelButtonTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("FORCIBLY_CLEAR"), UCLocalize("UNSAFE")]
9053             otherButtonTitles:
9054                 UCLocalize("TEMPORARY_IGNORE"),
9055             nil
9056         ] autorelease];
9057
9058         [alert setContext:@"fixhalf"];
9059         [alert setNumberOfRows:2];
9060         [alert show];
9061     } else if (!Ignored_ && [essential_ count] != 0) {
9062         int count = [essential_ count];
9063
9064         UIAlertView *alert = [[[UIAlertView alloc]
9065             initWithTitle:(count == 1 ? UCLocalize("ESSENTIAL_UPGRADE") : [NSString stringWithFormat:UCLocalize("ESSENTIAL_UPGRADES"), count])
9066             message:UCLocalize("ESSENTIAL_UPGRADE_EX")
9067             delegate:self
9068             cancelButtonTitle:UCLocalize("TEMPORARY_IGNORE")
9069             otherButtonTitles:
9070                 UCLocalize("UPGRADE_ESSENTIAL"),
9071                 UCLocalize("COMPLETE_UPGRADE"),
9072             nil
9073         ] autorelease];
9074
9075         [alert setContext:@"upgrade"];
9076         [alert show];
9077     }
9078 }
9079
9080 - (void) returnToCydia {
9081     [self _loaded];
9082 }
9083
9084 - (void) reloadSpringBoard {
9085     if (kCFCoreFoundationVersionNumber >= 700) // XXX: iOS 6.x
9086         system("/bin/launchctl stop com.apple.backboardd");
9087     else
9088         system("/bin/launchctl stop com.apple.SpringBoard");
9089     sleep(15);
9090     system("/usr/bin/killall backboardd SpringBoard");
9091 }
9092
9093 - (void) _saveConfig {
9094     SaveConfig(database_);
9095 }
9096
9097 // Navigation controller for the queuing badge.
9098 - (UINavigationController *) queueNavigationController {
9099     NSArray *controllers = [tabbar_ viewControllers];
9100     return [controllers objectAtIndex:3];
9101 }
9102
9103 - (void) unloadData {
9104     [tabbar_ unloadData];
9105 }
9106
9107 - (void) _updateData {
9108     [self _saveConfig];
9109     [self unloadData];
9110
9111     UINavigationController *navigation = [self queueNavigationController];
9112
9113     id queuedelegate = nil;
9114     if ([[navigation viewControllers] count] > 0)
9115         queuedelegate = [[navigation viewControllers] objectAtIndex:0];
9116
9117     [queuedelegate queueStatusDidChange];
9118     [[navigation tabBarItem] setBadgeValue:(Queuing_ ? UCLocalize("Q_D") : nil)];
9119 }
9120
9121 - (void) _refreshIfPossible {
9122     NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
9123
9124     NSDate *update([[NSDictionary dictionaryWithContentsOfFile:@ CacheState_] objectForKey:@"LastUpdate"]);
9125
9126     bool recently = false;
9127     if (update != nil) {
9128         NSTimeInterval interval([update timeIntervalSinceNow]);
9129         if (interval > -(15*60))
9130             recently = true;
9131     }
9132
9133     // Don't automatic refresh if:
9134     //  - We already refreshed recently.
9135     //  - We already auto-refreshed this launch.
9136     //  - Auto-refresh is disabled.
9137     //  - Cydia's server is not reachable
9138     if (recently || loaded_ || ManualRefresh || !IsReachable("cydia.saurik.com")) {
9139         // If we are cancelling, we need to make sure it knows it's already loaded.
9140         loaded_ = true;
9141
9142         [self performSelectorOnMainThread:@selector(_loaded) withObject:nil waitUntilDone:NO];
9143     } else {
9144         // We are going to load, so remember that.
9145         loaded_ = true;
9146
9147         [tabbar_ performSelectorOnMainThread:@selector(beginUpdate) withObject:nil waitUntilDone:NO];
9148     }
9149
9150     [pool release];
9151 }
9152
9153 - (void) refreshIfPossible {
9154     [NSThread detachNewThreadSelector:@selector(_refreshIfPossible) toTarget:self withObject:nil];
9155 }
9156
9157 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
9158 _profile(reloadDataWithInvocation)
9159 @synchronized (self) {
9160     UIProgressHUD *hud(loaded_ ? [self addProgressHUD] : nil);
9161     if (hud != nil)
9162         [hud setText:UCLocalize("RELOADING_DATA")];
9163
9164     [database_ yieldToSelector:@selector(reloadDataWithInvocation:) withObject:invocation];
9165
9166     size_t changes(0);
9167
9168     [essential_ removeAllObjects];
9169     [broken_ removeAllObjects];
9170
9171     _profile(reloadDataWithInvocation$Essential)
9172     NSArray *packages([database_ packages]);
9173     for (Package *package in packages) {
9174         if ([package half])
9175             [broken_ addObject:package];
9176         if ([package upgradableAndEssential:YES] && ![package ignored]) {
9177             if ([package essential] && [package installed] != nil)
9178                 [essential_ addObject:package];
9179             ++changes;
9180         }
9181     }
9182     _end
9183
9184     UITabBarItem *changesItem = [[[tabbar_ viewControllers] objectAtIndex:2] tabBarItem];
9185     if (changes != 0) {
9186         _trace();
9187         NSString *badge([[NSNumber numberWithInt:changes] stringValue]);
9188         [changesItem setBadgeValue:badge];
9189         [changesItem setAnimatedBadge:([essential_ count] > 0)];
9190         [self setApplicationIconBadgeNumber:changes];
9191     } else {
9192         _trace();
9193         [changesItem setBadgeValue:nil];
9194         [changesItem setAnimatedBadge:NO];
9195         [self setApplicationIconBadgeNumber:0];
9196     }
9197
9198     Queuing_ = false;
9199     [self _updateData];
9200
9201     if (hud != nil)
9202         [self removeProgressHUD:hud];
9203 }
9204 _end
9205
9206     PrintTimes();
9207 }
9208
9209 - (void) updateData {
9210     [self _updateData];
9211 }
9212
9213 - (void) updateDataAndLoad {
9214     [self _updateData];
9215     if ([database_ progressDelegate] == nil)
9216         [self _loaded];
9217 }
9218
9219 - (void) update_ {
9220     [database_ update];
9221     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
9222 }
9223
9224 - (void) disemulate {
9225     if (emulated_ == nil)
9226         return;
9227
9228     if ([window_ respondsToSelector:@selector(setRootViewController:)])
9229         [window_ setRootViewController:tabbar_];
9230     else {
9231         [window_ addSubview:[tabbar_ view]];
9232         [[emulated_ view] removeFromSuperview];
9233     }
9234
9235     emulated_ = nil;
9236     [window_ setUserInteractionEnabled:YES];
9237 }
9238
9239 - (void) presentModalViewController:(UIViewController *)controller force:(BOOL)force {
9240     UINavigationController *navigation([[[UINavigationController alloc] initWithRootViewController:controller] autorelease]);
9241
9242     UIViewController *parent;
9243     if (emulated_ == nil)
9244         parent = tabbar_;
9245     else if (!force)
9246         parent = emulated_;
9247     else {
9248         [self disemulate];
9249         parent = tabbar_;
9250     }
9251
9252     if (IsWildcat_)
9253         [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
9254     [parent presentModalViewController:navigation animated:YES];
9255 }
9256
9257 - (ProgressController *) invokeNewProgress:(NSInvocation *)invocation forController:(UINavigationController *)navigation withTitle:(NSString *)title {
9258     ProgressController *progress([[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease]);
9259
9260     if (navigation != nil)
9261         [navigation pushViewController:progress animated:YES];
9262     else
9263         [self presentModalViewController:progress force:YES];
9264
9265     [progress invoke:invocation withTitle:title];
9266     return progress;
9267 }
9268
9269 - (void) detachNewProgressSelector:(SEL)selector toTarget:(id)target forController:(UINavigationController *)navigation title:(NSString *)title {
9270     [self invokeNewProgress:[NSInvocation invocationWithSelector:selector forTarget:target] forController:navigation withTitle:title];
9271 }
9272
9273 - (void) repairWithInvocation:(NSInvocation *)invocation {
9274     _trace();
9275     [self invokeNewProgress:invocation forController:nil withTitle:@"REPAIRING"];
9276     _trace();
9277 }
9278
9279 - (void) repairWithSelector:(SEL)selector {
9280     [self performSelectorOnMainThread:@selector(repairWithInvocation:) withObject:[NSInvocation invocationWithSelector:selector forTarget:database_] waitUntilDone:YES];
9281 }
9282
9283 - (void) reloadData {
9284     [self reloadDataWithInvocation:nil];
9285     if ([database_ progressDelegate] == nil)
9286         [self _loaded];
9287 }
9288
9289 - (void) syncData {
9290     [self _saveConfig];
9291     [self detachNewProgressSelector:@selector(update_) toTarget:self forController:nil title:@"UPDATING_SOURCES"];
9292 }
9293
9294 - (void) addSource:(NSDictionary *) source {
9295     CydiaAddSource(source);
9296 }
9297
9298 - (void) addSource:(NSString *)href withDistribution:(NSString *)distribution andSections:(NSArray *)sections {
9299     CydiaAddSource(href, distribution, sections);
9300 }
9301
9302 // XXX: this method should not return anything
9303 - (BOOL) addTrivialSource:(NSString *)href {
9304     CydiaAddSource(href, @"./");
9305     return YES;
9306 }
9307
9308 - (void) resolve {
9309     pkgProblemResolver *resolver = [database_ resolver];
9310
9311     resolver->InstallProtect();
9312     if (!resolver->Resolve(true))
9313         _error->Discard();
9314 }
9315
9316 - (bool) perform {
9317     // XXX: this is a really crappy way of doing this.
9318     // like, seriously: this state machine is still broken, and cancelling this here doesn't really /fix/ that.
9319     // for one, the user can still /start/ a reloading data event while they have a queue, which is stupid
9320     // for two, this just means there is a race condition between the refresh completing and the confirmation controller appearing.
9321     if ([tabbar_ updating])
9322         [tabbar_ cancelUpdate];
9323
9324     if (![database_ prepare])
9325         return false;
9326
9327     ConfirmationController *page([[[ConfirmationController alloc] initWithDatabase:database_] autorelease]);
9328     [page setDelegate:self];
9329     UINavigationController *confirm_([[[UINavigationController alloc] initWithRootViewController:page] autorelease]);
9330
9331     if (IsWildcat_)
9332         [confirm_ setModalPresentationStyle:UIModalPresentationFormSheet];
9333     [tabbar_ presentModalViewController:confirm_ animated:YES];
9334
9335     return true;
9336 }
9337
9338 - (void) queue {
9339     @synchronized (self) {
9340         [self perform];
9341     }
9342 }
9343
9344 - (void) clearPackage:(Package *)package {
9345     @synchronized (self) {
9346         [package clear];
9347         [self resolve];
9348         [self perform];
9349     }
9350 }
9351
9352 - (void) installPackages:(NSArray *)packages {
9353     @synchronized (self) {
9354         for (Package *package in packages)
9355             [package install];
9356         [self resolve];
9357         [self perform];
9358     }
9359 }
9360
9361 - (void) installPackage:(Package *)package {
9362     @synchronized (self) {
9363         [package install];
9364         [self resolve];
9365         [self perform];
9366     }
9367 }
9368
9369 - (void) removePackage:(Package *)package {
9370     @synchronized (self) {
9371         [package remove];
9372         [self resolve];
9373         [self perform];
9374     }
9375 }
9376
9377 - (void) distUpgrade {
9378     @synchronized (self) {
9379         if (![database_ upgrade])
9380             return;
9381         [self perform];
9382     }
9383 }
9384
9385 - (void) _uicache {
9386     _trace();
9387     system("/usr/bin/uicache");
9388     _trace();
9389 }
9390
9391 - (void) uicache {
9392     UIProgressHUD *hud([self addProgressHUD]);
9393     [hud setText:UCLocalize("LOADING")];
9394     [self yieldToSelector:@selector(_uicache)];
9395     [self removeProgressHUD:hud];
9396 }
9397
9398 - (void) perform_ {
9399     [database_ perform];
9400     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
9401     [self performSelectorOnMainThread:@selector(uicache) withObject:nil waitUntilDone:YES];
9402 }
9403
9404 - (void) confirmWithNavigationController:(UINavigationController *)navigation {
9405     Queuing_ = false;
9406     [self lockSuspend];
9407     [self detachNewProgressSelector:@selector(perform_) toTarget:self forController:navigation title:@"RUNNING"];
9408     [self unlockSuspend];
9409 }
9410
9411 - (void) retainNetworkActivityIndicator {
9412     if (activity_++ == 0)
9413         [self setNetworkActivityIndicatorVisible:YES];
9414
9415 #if TraceLogging
9416     NSLog(@"retainNetworkActivityIndicator->%d", activity_);
9417 #endif
9418 }
9419
9420 - (void) releaseNetworkActivityIndicator {
9421     if (--activity_ == 0)
9422         [self setNetworkActivityIndicatorVisible:NO];
9423
9424 #if TraceLogging
9425     NSLog(@"releaseNetworkActivityIndicator->%d", activity_);
9426 #endif
9427
9428 }
9429
9430 - (void) cancelAndClear:(bool)clear {
9431     @synchronized (self) {
9432         if (clear) {
9433             [database_ clear];
9434             Queuing_ = false;
9435         } else {
9436             Queuing_ = true;
9437         }
9438
9439         [self _updateData];
9440     }
9441 }
9442
9443 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
9444     NSString *context([alert context]);
9445
9446     if ([context isEqualToString:@"conffile"]) {
9447         FILE *input = [database_ input];
9448         if (button == [alert cancelButtonIndex])
9449             fprintf(input, "N\n");
9450         else if (button == [alert firstOtherButtonIndex])
9451             fprintf(input, "Y\n");
9452         fflush(input);
9453
9454         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9455     } else if ([context isEqualToString:@"fixhalf"]) {
9456         if (button == [alert cancelButtonIndex]) {
9457             @synchronized (self) {
9458                 for (Package *broken in (id) broken_) {
9459                     [broken remove];
9460                     NSString *id(ShellEscape([broken id]));
9461                     system([[NSString stringWithFormat:@"/usr/libexec/cydia/cydo /bin/rm -f"
9462                         " /var/lib/dpkg/info/%@.prerm"
9463                         " /var/lib/dpkg/info/%@.postrm"
9464                         " /var/lib/dpkg/info/%@.preinst"
9465                         " /var/lib/dpkg/info/%@.postinst"
9466                         " /var/lib/dpkg/info/%@.extrainst_"
9467                     "", id, id, id, id, id] UTF8String]);
9468                 }
9469
9470                 [self resolve];
9471                 [self perform];
9472             }
9473         } else if (button == [alert firstOtherButtonIndex]) {
9474             [broken_ removeAllObjects];
9475             [self _loaded];
9476         }
9477
9478         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9479     } else if ([context isEqualToString:@"upgrade"]) {
9480         if (button == [alert firstOtherButtonIndex]) {
9481             @synchronized (self) {
9482                 for (Package *essential in (id) essential_)
9483                     [essential install];
9484
9485                 [self resolve];
9486                 [self perform];
9487             }
9488         } else if (button == [alert firstOtherButtonIndex] + 1) {
9489             [self distUpgrade];
9490         } else if (button == [alert cancelButtonIndex]) {
9491             Ignored_ = YES;
9492         }
9493
9494         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9495     }
9496 }
9497
9498 - (void) system:(NSString *)command {
9499     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9500
9501     _trace();
9502     system([command UTF8String]);
9503     _trace();
9504
9505     [pool release];
9506 }
9507
9508 - (void) applicationWillSuspend {
9509     [database_ clean];
9510     [super applicationWillSuspend];
9511 }
9512
9513 - (BOOL) isSafeToSuspend {
9514     if (locked_ != 0) {
9515 #if !ForRelease
9516         NSLog(@"isSafeToSuspend: locked_ != 0");
9517 #endif
9518         return false;
9519     }
9520
9521     if ([tabbar_ modalViewController] != nil)
9522         return false;
9523
9524     // Use external process status API internally.
9525     // This is probably a really bad idea.
9526     // XXX: what is the point of this? does this solve anything at all?
9527     uint64_t status = 0;
9528     int notify_token;
9529     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
9530         notify_get_state(notify_token, &status);
9531         notify_cancel(notify_token);
9532     }
9533
9534     if (status != 0) {
9535 #if !ForRelease
9536         NSLog(@"isSafeToSuspend: status != 0");
9537 #endif
9538         return false;
9539     }
9540
9541 #if !ForRelease
9542     NSLog(@"isSafeToSuspend: -> true");
9543 #endif
9544     return true;
9545 }
9546
9547 - (void) suspendReturningToLastApp:(BOOL)returning {
9548     if ([self isSafeToSuspend])
9549         [super suspendReturningToLastApp:returning];
9550 }
9551
9552 - (void) suspend {
9553     if ([self isSafeToSuspend])
9554         [super suspend];
9555 }
9556
9557 - (void) applicationSuspend {
9558     if ([self isSafeToSuspend])
9559         [super applicationSuspend];
9560 }
9561
9562 - (void) applicationSuspend:(__GSEvent *)event {
9563     if ([self isSafeToSuspend])
9564         [super applicationSuspend:event];
9565 }
9566
9567 - (void) _animateSuspension:(BOOL)arg0 duration:(double)arg1 startTime:(double)arg2 scale:(float)arg3 {
9568     if ([self isSafeToSuspend])
9569         [super _animateSuspension:arg0 duration:arg1 startTime:arg2 scale:arg3];
9570 }
9571
9572 - (void) _setSuspended:(BOOL)value {
9573     if ([self isSafeToSuspend])
9574         [super _setSuspended:value];
9575 }
9576
9577 - (UIProgressHUD *) addProgressHUD {
9578     UIProgressHUD *hud([[[UIProgressHUD alloc] init] autorelease]);
9579     [hud setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
9580
9581     [window_ setUserInteractionEnabled:NO];
9582
9583     UIViewController *target(tabbar_);
9584     if (UIViewController *modal = [target modalViewController])
9585         target = modal;
9586
9587     [hud showInView:[target view]];
9588
9589     [self lockSuspend];
9590     return hud;
9591 }
9592
9593 - (void) removeProgressHUD:(UIProgressHUD *)hud {
9594     [self unlockSuspend];
9595     [hud hide];
9596     [hud removeFromSuperview];
9597     [window_ setUserInteractionEnabled:YES];
9598 }
9599
9600 - (CyteViewController *) pageForPackage:(NSString *)name withReferrer:(NSString *)referrer {
9601     return [[[CYPackageController alloc] initWithDatabase:database_ forPackage:name withReferrer:referrer] autorelease];
9602 }
9603
9604 - (CyteViewController *) pageForURL:(NSURL *)url forExternal:(BOOL)external withReferrer:(NSString *)referrer {
9605     NSString *scheme([[url scheme] lowercaseString]);
9606     if ([[url absoluteString] length] <= [scheme length] + 3)
9607         return nil;
9608     NSString *path([[url absoluteString] substringFromIndex:[scheme length] + 3]);
9609     NSArray *components([path componentsSeparatedByString:@"/"]);
9610
9611     if ([scheme isEqualToString:@"apptapp"] && [components count] > 0 && [[components objectAtIndex:0] isEqualToString:@"package"]) {
9612         CyteViewController *controller([self pageForPackage:[components objectAtIndex:1] withReferrer:referrer]);
9613         if (controller != nil)
9614             [controller setDelegate:self];
9615         return controller;
9616     }
9617
9618     if ([components count] < 1 || ![scheme isEqualToString:@"cydia"])
9619         return nil;
9620
9621     NSString *base([components objectAtIndex:0]);
9622
9623     CyteViewController *controller = nil;
9624
9625     if ([base isEqualToString:@"url"]) {
9626         // This kind of URL can contain slashes in the argument, so we can't parse them below.
9627         NSString *destination = [[url absoluteString] substringFromIndex:([scheme length] + [@"://" length] + [base length] + [@"/" length])];
9628         controller = [[[CydiaWebViewController alloc] initWithURL:[NSURL URLWithString:destination]] autorelease];
9629     } else if (!external && [components count] == 1) {
9630         if ([base isEqualToString:@"sources"]) {
9631             controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9632         }
9633
9634         if ([base isEqualToString:@"home"]) {
9635             controller = [[[HomeController alloc] init] autorelease];
9636         }
9637
9638         if ([base isEqualToString:@"sections"]) {
9639             controller = [[[SectionsController alloc] initWithDatabase:database_ source:nil] autorelease];
9640         }
9641
9642         if ([base isEqualToString:@"search"]) {
9643             controller = [[[SearchController alloc] initWithDatabase:database_ query:nil] autorelease];
9644         }
9645
9646         if ([base isEqualToString:@"changes"]) {
9647             controller = [[[ChangesController alloc] initWithDatabase:database_] autorelease];
9648         }
9649
9650         if ([base isEqualToString:@"installed"]) {
9651             controller = [[[InstalledController alloc] initWithDatabase:database_] autorelease];
9652         }
9653     } else if ([components count] == 2) {
9654         NSString *argument = [[components objectAtIndex:1] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
9655
9656         if ([base isEqualToString:@"package"]) {
9657             controller = [self pageForPackage:argument withReferrer:referrer];
9658         }
9659
9660         if (!external && [base isEqualToString:@"search"]) {
9661             controller = [[[SearchController alloc] initWithDatabase:database_ query:argument] autorelease];
9662         }
9663
9664         if (!external && [base isEqualToString:@"sections"]) {
9665             if ([argument isEqualToString:@"all"] || [argument isEqualToString:@"*"])
9666                 argument = nil;
9667             controller = [[[SectionController alloc] initWithDatabase:database_ source:nil section:argument] autorelease];
9668         }
9669
9670         if ([base isEqualToString:@"sources"]) {
9671             if ([argument isEqualToString:@"add"]) {
9672                 controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9673                 [(SourcesController *)controller showAddSourcePrompt];
9674             } else {
9675                 Source *source([database_ sourceWithKey:argument]);
9676                 controller = [[[SectionsController alloc] initWithDatabase:database_ source:source] autorelease];
9677             }
9678         }
9679
9680         if (!external && [base isEqualToString:@"launch"]) {
9681             [self launchApplicationWithIdentifier:argument suspended:NO];
9682             return nil;
9683         }
9684     } else if (!external && [components count] == 3) {
9685         NSString *arg1 = [[components objectAtIndex:1] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
9686         NSString *arg2 = [[components objectAtIndex:2] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
9687
9688         if ([base isEqualToString:@"package"]) {
9689             if ([arg2 isEqualToString:@"settings"]) {
9690                 controller = [[[PackageSettingsController alloc] initWithDatabase:database_ package:arg1] autorelease];
9691             } else if ([arg2 isEqualToString:@"files"]) {
9692                 if (Package *package = [database_ packageWithName:arg1]) {
9693                     controller = [[[FileTable alloc] initWithDatabase:database_] autorelease];
9694                     [(FileTable *)controller setPackage:package];
9695                 }
9696             }
9697         }
9698
9699         if ([base isEqualToString:@"sections"]) {
9700             Source *source([arg1 isEqualToString:@"*"] ? nil : [database_ sourceWithKey:arg1]);
9701             NSString *section([arg2 isEqualToString:@"*"] ? nil : arg2);
9702             controller = [[[SectionController alloc] initWithDatabase:database_ source:source section:section] autorelease];
9703         }
9704     }
9705
9706     [controller setDelegate:self];
9707     return controller;
9708 }
9709
9710 - (BOOL) openCydiaURL:(NSURL *)url forExternal:(BOOL)external {
9711     CyteViewController *page([self pageForURL:url forExternal:external withReferrer:nil]);
9712
9713     if (page != nil)
9714         [tabbar_ setUnselectedViewController:page];
9715
9716     return page != nil;
9717 }
9718
9719 - (void) applicationOpenURL:(NSURL *)url {
9720     [super applicationOpenURL:url];
9721
9722     if (!loaded_)
9723         starturl_ = url;
9724     else
9725         [self openCydiaURL:url forExternal:YES];
9726 }
9727
9728 - (void) applicationWillResignActive:(UIApplication *)application {
9729     // Stop refreshing if you get a phone call or lock the device.
9730     if ([tabbar_ updating])
9731         [tabbar_ cancelUpdate];
9732
9733     if ([[self superclass] instancesRespondToSelector:@selector(applicationWillResignActive:)])
9734         [super applicationWillResignActive:application];
9735 }
9736
9737 - (void) saveState {
9738     [[NSDictionary dictionaryWithObjectsAndKeys:
9739         @"InterfaceState", [tabbar_ navigationURLCollection],
9740         @"LastClosed", [NSDate date],
9741         @"InterfaceIndex", [NSNumber numberWithInt:[tabbar_ selectedIndex]],
9742     nil] writeToFile:@ SavedState_ atomically:YES];
9743
9744     [self _saveConfig];
9745 }
9746
9747 - (void) applicationWillTerminate:(UIApplication *)application {
9748     [self saveState];
9749 }
9750
9751 - (void) applicationDidEnterBackground:(UIApplication *)application {
9752     if (kCFCoreFoundationVersionNumber < 1000 && [self isSafeToSuspend])
9753         return [self terminateWithSuccess];
9754     Backgrounded_ = [NSDate date];
9755     [self saveState];
9756 }
9757
9758 - (void) applicationWillEnterForeground:(UIApplication *)application {
9759     if (Backgrounded_ == nil)
9760         return;
9761
9762     NSTimeInterval interval([Backgrounded_ timeIntervalSinceNow]);
9763
9764     if (interval <= -(30*60)) {
9765         [tabbar_ setSelectedIndex:0];
9766         [[[tabbar_ viewControllers] objectAtIndex:0] popToRootViewControllerAnimated:NO];
9767     }
9768
9769     if (interval <= -(15*60)) {
9770         if (IsReachable("cydia.saurik.com")) {
9771             [tabbar_ beginUpdate];
9772             [appcache_ reloadURLWithCache:YES];
9773         }
9774     }
9775
9776     if ([database_ delocked])
9777         [self reloadData];
9778 }
9779
9780 - (void) setConfigurationData:(NSString *)data {
9781     static RegEx conffile_r("'(.*)' '(.*)' ([01]) ([01])");
9782
9783     if (!conffile_r(data)) {
9784         lprintf("E:invalid conffile\n");
9785         return;
9786     }
9787
9788     NSString *ofile = conffile_r[1];
9789     //NSString *nfile = conffile_r[2];
9790
9791     UIAlertView *alert = [[[UIAlertView alloc]
9792         initWithTitle:UCLocalize("CONFIGURATION_UPGRADE")
9793         message:[NSString stringWithFormat:@"%@\n\n%@", UCLocalize("CONFIGURATION_UPGRADE_EX"), ofile]
9794         delegate:self
9795         cancelButtonTitle:UCLocalize("KEEP_OLD_COPY")
9796         otherButtonTitles:
9797             UCLocalize("ACCEPT_NEW_COPY"),
9798             // XXX: UCLocalize("SEE_WHAT_CHANGED"),
9799         nil
9800     ] autorelease];
9801
9802     [alert setContext:@"conffile"];
9803     [alert setNumberOfRows:2];
9804     [alert show];
9805 }
9806
9807 - (void) addStashController {
9808     [self lockSuspend];
9809     stash_ = [[[StashController alloc] init] autorelease];
9810     [window_ addSubview:[stash_ view]];
9811 }
9812
9813 - (void) removeStashController {
9814     [[stash_ view] removeFromSuperview];
9815     stash_ = nil;
9816     [self unlockSuspend];
9817 }
9818
9819 - (void) stash {
9820     [[UIApplication sharedApplication] setStatusBarStyle:UIStatusBarStyleBlackOpaque];
9821     UpdateExternalStatus(1);
9822     [self yieldToSelector:@selector(system:) withObject:@"/usr/libexec/cydia/cydo /usr/libexec/cydia/free.sh"];
9823     UpdateExternalStatus(0);
9824
9825     [self removeStashController];
9826     [self reloadSpringBoard];
9827 }
9828
9829 - (void) setupViewControllers {
9830     tabbar_ = [[[CydiaTabBarController alloc] initWithDatabase:database_] autorelease];
9831
9832     NSMutableArray *items;
9833     if (kCFCoreFoundationVersionNumber < 800) {
9834         items = [NSMutableArray arrayWithObjects:
9835             [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage imageNamed:@"home.png"] tag:0] autorelease],
9836             [[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage imageNamed:@"install.png"] tag:0] autorelease],
9837             [[[UITabBarItem alloc] initWithTitle:UCLocalize("CHANGES") image:[UIImage imageNamed:@"changes.png"] tag:0] autorelease],
9838             [[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage imageNamed:@"manage.png"] tag:0] autorelease],
9839             [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage imageNamed:@"search.png"] tag:0] autorelease],
9840         nil];
9841     } else {
9842         items = [NSMutableArray arrayWithObjects:
9843             [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage imageNamed:@"home7.png"] selectedImage:[UIImage imageNamed:@"home7s.png"]] autorelease],
9844             [[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage imageNamed:@"install7.png"] selectedImage:[UIImage imageNamed:@"install7s.png"]] autorelease],
9845             [[[UITabBarItem alloc] initWithTitle:UCLocalize("CHANGES") image:[UIImage imageNamed:@"changes7.png"] selectedImage:[UIImage imageNamed:@"changes7s.png"]] autorelease],
9846             [[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage imageNamed:@"manage7.png"] selectedImage:[UIImage imageNamed:@"manage7s.png"]] autorelease],
9847             [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage imageNamed:@"search7.png"] selectedImage:[UIImage imageNamed:@"search7s.png"]] autorelease],
9848         nil];
9849     }
9850
9851     NSMutableArray *controllers([NSMutableArray array]);
9852     for (UITabBarItem *item in items) {
9853         UINavigationController *controller([[[UINavigationController alloc] init] autorelease]);
9854         [controller setTabBarItem:item];
9855         [controllers addObject:controller];
9856     }
9857     [tabbar_ setViewControllers:controllers];
9858
9859     [tabbar_ setUpdateDelegate:self];
9860 }
9861
9862 - (void) _sendMemoryWarningNotification {
9863     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: maybe 4_0?
9864         [[NSNotificationCenter defaultCenter] postNotificationName:@"UIApplicationMemoryWarningNotification" object:[UIApplication sharedApplication]];
9865     else
9866         [[NSNotificationCenter defaultCenter] postNotificationName:@"UIApplicationDidReceiveMemoryWarningNotification" object:[UIApplication sharedApplication]];
9867 }
9868
9869 - (void) _sendMemoryWarningNotifications {
9870     while (true) {
9871         [self performSelectorOnMainThread:@selector(_sendMemoryWarningNotification) withObject:nil waitUntilDone:NO];
9872         sleep(2);
9873         //usleep(2000000);
9874     }
9875 }
9876
9877 - (void) applicationDidReceiveMemoryWarning:(UIApplication *)application {
9878     NSLog(@"--");
9879     [[NSURLCache sharedURLCache] removeAllCachedResponses];
9880 }
9881
9882 - (void) applicationDidFinishLaunching:(id)unused {
9883     //[NSThread detachNewThreadSelector:@selector(_sendMemoryWarningNotifications) toTarget:self withObject:nil];
9884
9885 _trace();
9886     if ([self respondsToSelector:@selector(setApplicationSupportsShakeToEdit:)])
9887         [self setApplicationSupportsShakeToEdit:NO];
9888
9889     @synchronized (HostConfig_) {
9890         [BridgedHosts_ addObject:[[NSURL URLWithString:CydiaURL(@"")] host]];
9891     }
9892
9893     [NSURLCache setSharedURLCache:[[[CYURLCache alloc]
9894         initWithMemoryCapacity:524288
9895         diskCapacity:10485760
9896         diskPath:Cache("SDURLCache")
9897     ] autorelease]];
9898
9899     [CydiaWebViewController _initialize];
9900
9901     [NSURLProtocol registerClass:[CydiaURLProtocol class]];
9902
9903     // this would disallow http{,s} URLs from accessing this data
9904     //[WebView registerURLSchemeAsLocal:@"cydia"];
9905
9906     Font12_ = [UIFont systemFontOfSize:12];
9907     Font12Bold_ = [UIFont boldSystemFontOfSize:12];
9908     Font14_ = [UIFont systemFontOfSize:14];
9909     Font18_ = [UIFont systemFontOfSize:18];
9910     Font18Bold_ = [UIFont boldSystemFontOfSize:18];
9911     Font22Bold_ = [UIFont boldSystemFontOfSize:22];
9912
9913     essential_ = [NSMutableArray arrayWithCapacity:4];
9914     broken_ = [NSMutableArray arrayWithCapacity:4];
9915
9916     // XXX: I really need this thing... like, seriously... I'm sorry
9917     appcache_ = [[[AppCacheController alloc] initWithURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/appcache/", UI_]]] autorelease];
9918     [appcache_ reloadData];
9919
9920     window_ = [[[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]] autorelease];
9921     [window_ orderFront:self];
9922     [window_ makeKey:self];
9923     [window_ setHidden:NO];
9924
9925     if (access("/.cydia_no_stash", F_OK) == 0);
9926     else {
9927
9928     if (false) stash: {
9929         [self addStashController];
9930         // XXX: this would be much cleaner as a yieldToSelector:
9931         // that way the removeStashController could happen right here inline
9932         // we also could no longer require the useless stash_ field anymore
9933         [self performSelector:@selector(stash) withObject:nil afterDelay:0];
9934         return;
9935     }
9936
9937     struct stat root;
9938     int error(stat("/", &root));
9939     _assert(error != -1);
9940
9941     #define Stash_(path) do { \
9942         struct stat folder; \
9943         int error(lstat((path), &folder)); \
9944         if (error != -1 && ( \
9945             folder.st_dev == root.st_dev && \
9946             S_ISDIR(folder.st_mode) \
9947         ) || error == -1 && ( \
9948             errno == ENOENT || \
9949             errno == ENOTDIR \
9950         )) goto stash; \
9951     } while (false)
9952
9953     Stash_("/Applications");
9954     Stash_("/Library/Ringtones");
9955     Stash_("/Library/Wallpaper");
9956     //Stash_("/usr/bin");
9957     Stash_("/usr/include");
9958     Stash_("/usr/share");
9959     //Stash_("/var/lib");
9960
9961     }
9962
9963     database_ = [Database sharedInstance];
9964     [database_ setDelegate:self];
9965
9966     [window_ setUserInteractionEnabled:NO];
9967     [self setupViewControllers];
9968
9969     CydiaLoadingViewController *loading([[[CydiaLoadingViewController alloc] init] autorelease]);
9970     UINavigationController *navigation([[[UINavigationController alloc] init] autorelease]);
9971     [navigation setViewControllers:[NSArray arrayWithObject:loading]];
9972
9973     emulated_ = [[[CyteTabBarController alloc] init] autorelease];
9974     [emulated_ setViewControllers:[NSArray arrayWithObject:navigation]];
9975     [emulated_ setSelectedIndex:0];
9976
9977     if ([emulated_ respondsToSelector:@selector(concealTabBarSelection)])
9978         [emulated_ concealTabBarSelection];
9979
9980     if ([window_ respondsToSelector:@selector(setRootViewController:)])
9981         [window_ setRootViewController:emulated_];
9982     else
9983         [window_ addSubview:[emulated_ view]];
9984
9985     [self performSelector:@selector(loadData) withObject:nil afterDelay:0];
9986 _trace();
9987 }
9988
9989 - (NSArray *) defaultStartPages {
9990     NSMutableArray *standard = [NSMutableArray array];
9991     [standard addObject:[NSArray arrayWithObject:@"cydia://home"]];
9992     [standard addObject:[NSArray arrayWithObject:@"cydia://sources"]];
9993     [standard addObject:[NSArray arrayWithObject:@"cydia://changes"]];
9994     [standard addObject:[NSArray arrayWithObject:@"cydia://installed"]];
9995     [standard addObject:[NSArray arrayWithObject:@"cydia://search"]];
9996     return standard;
9997 }
9998
9999 - (void) loadData {
10000 _trace();
10001     if ([emulated_ modalViewController] != nil)
10002         [emulated_ dismissModalViewControllerAnimated:YES];
10003     [window_ setUserInteractionEnabled:NO];
10004
10005     [self reloadDataWithInvocation:nil];
10006     [self refreshIfPossible];
10007     [self disemulate];
10008
10009     NSDictionary *state([NSDictionary dictionaryWithContentsOfFile:@ SavedState_]);
10010
10011     int savedIndex = [[state objectForKey:@"InterfaceIndex"] intValue];
10012     NSArray *saved = [[[state objectForKey:@"InterfaceState"] mutableCopy] autorelease];
10013     int standardIndex = 0;
10014     NSArray *standard = [self defaultStartPages];
10015
10016     BOOL valid = YES;
10017
10018     if (saved == nil)
10019         valid = NO;
10020
10021     NSDate *closed = [state objectForKey:@"LastClosed"];
10022     if (valid && closed != nil) {
10023         NSTimeInterval interval([closed timeIntervalSinceNow]);
10024         if (interval <= -(30*60))
10025             valid = NO;
10026     }
10027
10028     if (valid && [saved count] != [standard count])
10029         valid = NO;
10030
10031     if (valid) {
10032         for (unsigned int i = 0; i < [standard count]; i++) {
10033             NSArray *std = [standard objectAtIndex:i], *sav = [saved objectAtIndex:i];
10034             // XXX: The "hasPrefix" sanity check here could be, in theory, fooled,
10035             //      but it's good enough for now.
10036             if ([sav count] == 0 || ![[sav objectAtIndex:0] hasPrefix:[std objectAtIndex:0]]) {
10037                 valid = NO;
10038                 break;
10039             }
10040         }
10041     }
10042
10043     NSArray *items = nil;
10044     if (valid) {
10045         [tabbar_ setSelectedIndex:savedIndex];
10046         items = saved;
10047     } else {
10048         [tabbar_ setSelectedIndex:standardIndex];
10049         items = standard;
10050     }
10051
10052     for (unsigned int tab = 0; tab < [[tabbar_ viewControllers] count]; tab++) {
10053         NSArray *stack = [items objectAtIndex:tab];
10054         UINavigationController *navigation = [[tabbar_ viewControllers] objectAtIndex:tab];
10055         NSMutableArray *current = [NSMutableArray array];
10056
10057         for (unsigned int nav = 0; nav < [stack count]; nav++) {
10058             NSString *addr = [stack objectAtIndex:nav];
10059             NSURL *url = [NSURL URLWithString:addr];
10060             CyteViewController *page = [self pageForURL:url forExternal:NO withReferrer:nil];
10061             if (page != nil)
10062                 [current addObject:page];
10063         }
10064
10065         [navigation setViewControllers:current];
10066     }
10067
10068     // (Try to) show the startup URL.
10069     if (starturl_ != nil) {
10070         [self openCydiaURL:starturl_ forExternal:YES];
10071         starturl_ = nil;
10072     }
10073 }
10074
10075 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item {
10076     if (!IsWildcat_) {
10077        [sheet addButtonWithTitle:UCLocalize("CANCEL")];
10078        [sheet setCancelButtonIndex:[sheet numberOfButtons] - 1];
10079     }
10080
10081     if (item != nil && IsWildcat_) {
10082         [sheet showFromBarButtonItem:item animated:YES];
10083     } else {
10084         [sheet showInView:window_];
10085     }
10086 }
10087
10088 - (void) addProgressEvent:(CydiaProgressEvent *)event forTask:(NSString *)task {
10089     id<ProgressDelegate> progress([database_ progressDelegate] ?: [self invokeNewProgress:nil forController:nil withTitle:task]);
10090     [progress setTitle:task];
10091     [progress addProgressEvent:event];
10092 }
10093
10094 - (void) addProgressEventForTask:(NSArray *)data {
10095     CydiaProgressEvent *event([data objectAtIndex:0]);
10096     NSString *task([data count] < 2 ? nil : [data objectAtIndex:1]);
10097     [self addProgressEvent:event forTask:task];
10098 }
10099
10100 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task {
10101     [self performSelectorOnMainThread:@selector(addProgressEventForTask:) withObject:[NSArray arrayWithObjects:event, task, nil] waitUntilDone:YES];
10102 }
10103
10104 @end
10105
10106 /*IMP alloc_;
10107 id Alloc_(id self, SEL selector) {
10108     id object = alloc_(self, selector);
10109     lprintf("[%s]A-%p\n", self->isa->name, object);
10110     return object;
10111 }*/
10112
10113 /*IMP dealloc_;
10114 id Dealloc_(id self, SEL selector) {
10115     id object = dealloc_(self, selector);
10116     lprintf("[%s]D-%p\n", self->isa->name, object);
10117     return object;
10118 }*/
10119
10120 Class $NSURLConnection;
10121
10122 MSHook(id, NSURLConnection$init$, NSURLConnection *self, SEL _cmd, NSURLRequest *request, id delegate, BOOL usesCache, int64_t maxContentLength, BOOL startImmediately, NSDictionary *connectionProperties) {
10123     NSMutableURLRequest *copy([[request mutableCopy] autorelease]);
10124
10125     NSURL *url([copy URL]);
10126
10127     NSString *host([url host]);
10128     NSString *scheme([[url scheme] lowercaseString]);
10129
10130     NSString *compound([NSString stringWithFormat:@"%@:%@", scheme, host]);
10131
10132     @synchronized (HostConfig_) {
10133         if ([copy respondsToSelector:@selector(setHTTPShouldUsePipelining:)])
10134             if ([PipelinedHosts_ containsObject:host] || [PipelinedHosts_ containsObject:compound])
10135                 [copy setHTTPShouldUsePipelining:YES];
10136
10137         if (NSString *control = [copy valueForHTTPHeaderField:@"Cache-Control"])
10138             if ([control isEqualToString:@"max-age=0"])
10139                 if ([CachedURLs_ containsObject:url]) {
10140 #if !ForRelease
10141                     NSLog(@"~~~: %@", url);
10142 #endif
10143
10144                     [copy setCachePolicy:NSURLRequestReturnCacheDataDontLoad];
10145
10146                     [copy setValue:nil forHTTPHeaderField:@"Cache-Control"];
10147                     [copy setValue:nil forHTTPHeaderField:@"If-Modified-Since"];
10148                     [copy setValue:nil forHTTPHeaderField:@"If-None-Match"];
10149                 }
10150     }
10151
10152     if ((self = _NSURLConnection$init$(self, _cmd, copy, delegate, usesCache, maxContentLength, startImmediately, connectionProperties)) != nil) {
10153     } return self;
10154 }
10155
10156 Class $WAKWindow;
10157
10158 static CGSize $WAKWindow$screenSize(WAKWindow *self, SEL _cmd) {
10159     CGSize size([[UIScreen mainScreen] bounds].size);
10160     /*if ([$WAKWindow respondsToSelector:@selector(hasLandscapeOrientation)])
10161         if ([$WAKWindow hasLandscapeOrientation])
10162             std::swap(size.width, size.height);*/
10163     return size;
10164 }
10165
10166 Class $NSUserDefaults;
10167
10168 MSHook(id, NSUserDefaults$objectForKey$, NSUserDefaults *self, SEL _cmd, NSString *key) {
10169     if ([key respondsToSelector:@selector(isEqualToString:)] && [key isEqualToString:@"WebKitLocalStorageDatabasePathPreferenceKey"])
10170         return Cache("LocalStorage");
10171     return _NSUserDefaults$objectForKey$(self, _cmd, key);
10172 }
10173
10174 static NSMutableDictionary *AutoreleaseDeepMutableCopyOfDictionary(CFTypeRef type) {
10175     if (type == NULL)
10176         return nil;
10177     if (CFGetTypeID(type) != CFDictionaryGetTypeID())
10178         return nil;
10179     CFTypeRef copy(CFPropertyListCreateDeepCopy(kCFAllocatorDefault, type, kCFPropertyListMutableContainers));
10180     CFRelease(type);
10181     return [(NSMutableDictionary *) copy autorelease];
10182 }
10183
10184 int main(int argc, char *argv[]) {
10185     int fd(open("/tmp/cydia.log", O_WRONLY | O_APPEND | O_CREAT, 0644));
10186     dup2(fd, 2);
10187     close(fd);
10188
10189     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
10190
10191     _trace();
10192
10193     UpdateExternalStatus(0);
10194
10195     UIScreen *screen([UIScreen mainScreen]);
10196     if ([screen respondsToSelector:@selector(scale)])
10197         ScreenScale_ = [screen scale];
10198     else
10199         ScreenScale_ = 1;
10200
10201     UIDevice *device([UIDevice currentDevice]);
10202     if ([device respondsToSelector:@selector(userInterfaceIdiom)]) {
10203         UIUserInterfaceIdiom idiom([device userInterfaceIdiom]);
10204         if (idiom == UIUserInterfaceIdiomPad)
10205             IsWildcat_ = true;
10206     }
10207
10208     Idiom_ = IsWildcat_ ? @"ipad" : @"iphone";
10209
10210     RegEx pattern("([0-9]+\\.[0-9]+).*");
10211
10212     if (pattern([device systemVersion]))
10213         Firmware_ = pattern[1];
10214     if (pattern(Cydia_))
10215         Major_ = pattern[1];
10216
10217     SessionData_ = [NSMutableDictionary dictionaryWithCapacity:4];
10218
10219     HostConfig_ = [[[NSObject alloc] init] autorelease];
10220     @synchronized (HostConfig_) {
10221         BridgedHosts_ = [NSMutableSet setWithCapacity:4];
10222         InsecureHosts_ = [NSMutableSet setWithCapacity:4];
10223         PipelinedHosts_ = [NSMutableSet setWithCapacity:4];
10224         CachedURLs_ = [NSMutableSet setWithCapacity:32];
10225     }
10226
10227     NSString *ui(@"ui/ios");
10228     if (Idiom_ != nil)
10229         ui = [ui stringByAppendingString:[NSString stringWithFormat:@"~%@", Idiom_]];
10230     ui = [ui stringByAppendingString:[NSString stringWithFormat:@"/%@", Major_]];
10231     UI_ = CydiaURL(ui);
10232
10233     PackageName = reinterpret_cast<CYString &(*)(Package *, SEL)>(method_getImplementation(class_getInstanceMethod([Package class], @selector(cyname))));
10234
10235     /* Library Hacks {{{ */
10236     class_addMethod(objc_getClass("DOMNodeList"), @selector(countByEnumeratingWithState:objects:count:), (IMP) &DOMNodeList$countByEnumeratingWithState$objects$count$, "I20@0:4^{NSFastEnumerationState}8^@12I16");
10237
10238     $WAKWindow = objc_getClass("WAKWindow");
10239     if ($WAKWindow != NULL)
10240         if (Method method = class_getInstanceMethod($WAKWindow, @selector(screenSize)))
10241             method_setImplementation(method, (IMP) &$WAKWindow$screenSize);
10242
10243     $NSURLConnection = objc_getClass("NSURLConnection");
10244     Method NSURLConnection$init$(class_getInstanceMethod($NSURLConnection, @selector(_initWithRequest:delegate:usesCache:maxContentLength:startImmediately:connectionProperties:)));
10245     if (NSURLConnection$init$ != NULL) {
10246         _NSURLConnection$init$ = reinterpret_cast<id (*)(NSURLConnection *, SEL, NSURLRequest *, id, BOOL, int64_t, BOOL, NSDictionary *)>(method_getImplementation(NSURLConnection$init$));
10247         method_setImplementation(NSURLConnection$init$, reinterpret_cast<IMP>(&$NSURLConnection$init$));
10248     }
10249
10250     $NSUserDefaults = objc_getClass("NSUserDefaults");
10251     Method NSUserDefaults$objectForKey$(class_getInstanceMethod($NSUserDefaults, @selector(objectForKey:)));
10252     if (NSUserDefaults$objectForKey$ != NULL) {
10253         _NSUserDefaults$objectForKey$ = reinterpret_cast<id (*)(NSUserDefaults *, SEL, NSString *)>(method_getImplementation(NSUserDefaults$objectForKey$));
10254         method_setImplementation(NSUserDefaults$objectForKey$, reinterpret_cast<IMP>(&$NSUserDefaults$objectForKey$));
10255     }
10256     /* }}} */
10257     /* Set Locale {{{ */
10258     Locale_ = CFLocaleCopyCurrent();
10259     Languages_ = [NSLocale preferredLanguages];
10260
10261     //CFStringRef locale(CFLocaleGetIdentifier(Locale_));
10262     //NSLog(@"%@", [Languages_ description]);
10263
10264     const char *lang;
10265     if (Locale_ != NULL)
10266         lang = [(NSString *) CFLocaleGetIdentifier(Locale_) UTF8String];
10267     else if (Languages_ != nil && [Languages_ count] != 0)
10268         lang = [[Languages_ objectAtIndex:0] UTF8String];
10269     else
10270         // XXX: consider just setting to C and then falling through?
10271         lang = NULL;
10272
10273     if (lang != NULL) {
10274         RegEx pattern("([a-z][a-z])(?:-[A-Za-z]*)?(_[A-Z][A-Z])?");
10275         lang = !pattern(lang) ? NULL : [pattern->*@"%1$@%2$@" UTF8String];
10276     }
10277
10278     NSLog(@"Setting Language: %s", lang);
10279
10280     if (lang != NULL) {
10281         setenv("LANG", lang, true);
10282         std::setlocale(LC_ALL, lang);
10283     }
10284     /* }}} */
10285     /* Index Collation {{{ */
10286     if (Class $UILocalizedIndexedCollation = objc_getClass("UILocalizedIndexedCollation")) { @try {
10287         NSBundle *bundle([NSBundle bundleForClass:$UILocalizedIndexedCollation]);
10288         NSString *path([bundle pathForResource:@"UITableViewLocalizedSectionIndex" ofType:@"plist"]);
10289         //path = @"/System/Library/Frameworks/UIKit.framework/.lproj/UITableViewLocalizedSectionIndex.plist";
10290         NSDictionary *dictionary([NSDictionary dictionaryWithContentsOfFile:path]);
10291         _H<UILocalizedIndexedCollation> collation([[[$UILocalizedIndexedCollation alloc] initWithDictionary:dictionary] autorelease]);
10292
10293         CollationLocale_ = MSHookIvar<NSLocale *>(collation, "_locale");
10294
10295         if (kCFCoreFoundationVersionNumber >= 800 && [[CollationLocale_ localeIdentifier] isEqualToString:@"zh@collation=stroke"]) {
10296             CollationThumbs_ = [NSArray arrayWithObjects:@"1",@"•",@"4",@"•",@"7",@"•",@"10",@"•",@"13",@"•",@"16",@"•",@"19",@"A",@"•",@"E",@"•",@"I",@"•",@"M",@"•",@"R",@"•",@"V",@"•",@"Z",@"#",nil];
10297             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})
10298                 CollationOffset_.push_back(offset);
10299             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];
10300             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];
10301         } else {
10302
10303         CollationThumbs_ = [collation sectionIndexTitles];
10304         for (size_t index(0), end([CollationThumbs_ count]); index != end; ++index)
10305             CollationOffset_.push_back([collation sectionForSectionIndexTitleAtIndex:index]);
10306
10307         CollationTitles_ = [collation sectionTitles];
10308         CollationStarts_ = MSHookIvar<NSArray *>(collation, "_sectionStartStrings");
10309
10310         NSString *&transform(MSHookIvar<NSString *>(collation, "_transform"));
10311         if (&transform != NULL && transform != nil) {
10312             /*if ([collation respondsToSelector:@selector(transformedCollationStringForString:)])
10313                 CollationModify_ = [=](NSString *value) { return [collation transformedCollationStringForString:value]; };*/
10314             const UChar *uid(reinterpret_cast<const UChar *>([transform cStringUsingEncoding:NSUnicodeStringEncoding]));
10315             UErrorCode code(U_ZERO_ERROR);
10316             CollationTransl_ = utrans_openU(uid, -1, UTRANS_FORWARD, NULL, 0, NULL, &code);
10317             if (!U_SUCCESS(code))
10318                 NSLog(@"%s", u_errorName(code));
10319         }
10320
10321         }
10322     } @catch (NSException *e) {
10323         NSLog(@"%@", e);
10324         goto hard;
10325     } } else hard: {
10326         CollationLocale_ = [[[NSLocale alloc] initWithLocaleIdentifier:@"en@collation=dictionary"] autorelease];
10327
10328         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];
10329         for (NSInteger offset(0); offset != 28; ++offset)
10330             CollationOffset_.push_back(offset);
10331
10332         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];
10333         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];
10334     }
10335     /* }}} */
10336     /* Parse Arguments {{{ */
10337     bool substrate(false);
10338
10339     if (argc != 0) {
10340         char **args(argv);
10341         int arge(1);
10342
10343         for (int argi(1); argi != argc; ++argi)
10344             if (strcmp(argv[argi], "--") == 0) {
10345                 arge = argi;
10346                 argv[argi] = argv[0];
10347                 argv += argi;
10348                 argc -= argi;
10349                 break;
10350             }
10351
10352         for (int argi(1); argi != arge; ++argi)
10353             if (strcmp(args[argi], "--substrate") == 0)
10354                 substrate = true;
10355             else
10356                 fprintf(stderr, "unknown argument: %s\n", args[argi]);
10357     }
10358     /* }}} */
10359
10360     App_ = [[NSBundle mainBundle] bundlePath];
10361     Advanced_ = YES;
10362
10363     Cache_ = [[NSString stringWithFormat:@"%@/Library/Caches/com.saurik.Cydia", @"/var/mobile"] retain];
10364     mkdir([Cache_ UTF8String], 0755);
10365
10366     /*Method alloc = class_getClassMethod([NSObject class], @selector(alloc));
10367     alloc_ = alloc->method_imp;
10368     alloc->method_imp = (IMP) &Alloc_;*/
10369
10370     /*Method dealloc = class_getClassMethod([NSObject class], @selector(dealloc));
10371     dealloc_ = dealloc->method_imp;
10372     dealloc->method_imp = (IMP) &Dealloc_;*/
10373
10374     void *gestalt(dlopen("/usr/lib/libMobileGestalt.dylib", RTLD_GLOBAL | RTLD_LAZY));
10375     $MGCopyAnswer = reinterpret_cast<CFStringRef (*)(CFStringRef)>(dlsym(gestalt, "MGCopyAnswer"));
10376
10377     /* System Information {{{ */
10378     size_t size;
10379
10380     int maxproc;
10381     size = sizeof(maxproc);
10382     if (sysctlbyname("kern.maxproc", &maxproc, &size, NULL, 0) == -1)
10383         perror("sysctlbyname(\"kern.maxproc\", ?)");
10384     else if (maxproc < 64) {
10385         maxproc = 64;
10386         if (sysctlbyname("kern.maxproc", NULL, NULL, &maxproc, sizeof(maxproc)) == -1)
10387             perror("sysctlbyname(\"kern.maxproc\", #)");
10388     }
10389
10390     sysctlbyname("kern.osversion", NULL, &size, NULL, 0);
10391     char *osversion = new char[size];
10392     if (sysctlbyname("kern.osversion", osversion, &size, NULL, 0) == -1)
10393         perror("sysctlbyname(\"kern.osversion\", ?)");
10394     else
10395         System_ = [NSString stringWithUTF8String:osversion];
10396
10397     sysctlbyname("hw.machine", NULL, &size, NULL, 0);
10398     char *machine = new char[size];
10399     if (sysctlbyname("hw.machine", machine, &size, NULL, 0) == -1)
10400         perror("sysctlbyname(\"hw.machine\", ?)");
10401     else
10402         Machine_ = machine;
10403
10404     int64_t usermem(0);
10405     size = sizeof(usermem);
10406     if (sysctlbyname("hw.usermem", &usermem, &size, NULL, 0) == -1)
10407         usermem = 0;
10408
10409     SerialNumber_ = (NSString *) CYIOGetValue("IOService:/", @"IOPlatformSerialNumber");
10410     ChipID_ = [CYHex((NSData *) CYIOGetValue("IODeviceTree:/chosen", @"unique-chip-id"), true) uppercaseString];
10411     BBSNum_ = CYHex((NSData *) CYIOGetValue("IOService:/AppleARMPE/baseband", @"snum"), false);
10412
10413     UniqueID_ = UniqueIdentifier(device);
10414
10415     if (NSDictionary *info = [NSDictionary dictionaryWithContentsOfFile:@"/Applications/MobileSafari.app/Info.plist"]) {
10416         Product_ = [info objectForKey:@"SafariProductVersion"];
10417         Safari_ = [info objectForKey:@"CFBundleVersion"];
10418     }
10419
10420     NSString *agent([NSString stringWithFormat:@"Cydia/%@ CyF/%.2f", Cydia_, kCFCoreFoundationVersionNumber]);
10421
10422     if (RegEx match = RegEx("([0-9]+(\\.[0-9]+)+).*", Safari_))
10423         agent = [NSString stringWithFormat:@"Safari/%@ %@", match[1], agent];
10424     if (RegEx match = RegEx("([0-9]+[A-Z][0-9]+[a-z]?).*", System_))
10425         agent = [NSString stringWithFormat:@"Mobile/%@ %@", match[1], agent];
10426     if (RegEx match = RegEx("([0-9]+(\\.[0-9]+)+).*", Product_))
10427         agent = [NSString stringWithFormat:@"Version/%@ %@", match[1], agent];
10428
10429     UserAgent_ = agent;
10430     /* }}} */
10431     /* Load Database {{{ */
10432     SectionMap_ = [[[NSDictionary alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"Sections" ofType:@"plist"]] autorelease];
10433
10434     _trace();
10435     mkdir("/var/mobile/Library/Cydia", 0755);
10436     MetaFile_.Open("/var/mobile/Library/Cydia/metadata.cb0");
10437     _trace();
10438
10439     Values_ = AutoreleaseDeepMutableCopyOfDictionary(CFPreferencesCopyAppValue(CFSTR("CydiaValues"), CFSTR("com.saurik.Cydia")));
10440     Sections_ = AutoreleaseDeepMutableCopyOfDictionary(CFPreferencesCopyAppValue(CFSTR("CydiaSections"), CFSTR("com.saurik.Cydia")));
10441     Sources_ = AutoreleaseDeepMutableCopyOfDictionary(CFPreferencesCopyAppValue(CFSTR("CydiaSources"), CFSTR("com.saurik.Cydia")));
10442     Version_ = [(NSNumber *) CFPreferencesCopyAppValue(CFSTR("CydiaVersion"), CFSTR("com.saurik.Cydia")) autorelease];
10443
10444     _trace();
10445     NSDictionary *metadata([[[NSMutableDictionary alloc] initWithContentsOfFile:@"/var/lib/cydia/metadata.plist"] autorelease]);
10446
10447     if (Values_ == nil)
10448         Values_ = [metadata objectForKey:@"Values"];
10449     if (Values_ == nil)
10450         Values_ = [[[NSMutableDictionary alloc] initWithCapacity:4] autorelease];
10451
10452     if (Sections_ == nil)
10453         Sections_ = [metadata objectForKey:@"Sections"];
10454     if (Sections_ == nil)
10455         Sections_ = [[[NSMutableDictionary alloc] initWithCapacity:32] autorelease];
10456
10457     if (Sources_ == nil)
10458         Sources_ = [metadata objectForKey:@"Sources"];
10459     if (Sources_ == nil)
10460         Sources_ = [[[NSMutableDictionary alloc] initWithCapacity:0] autorelease];
10461
10462     // XXX: this wrong, but in a way that doesn't matter :/
10463     if (Version_ == nil)
10464         Version_ = [metadata objectForKey:@"Version"];
10465     if (Version_ == nil)
10466         Version_ = [NSNumber numberWithUnsignedInt:0];
10467
10468     if (NSDictionary *packages = [metadata objectForKey:@"Packages"]) {
10469         bool fail(false);
10470         CFDictionaryApplyFunction((CFDictionaryRef) packages, &PackageImport, &fail);
10471         _trace();
10472         if (fail)
10473             NSLog(@"unable to import package preferences... from 2010? oh well :/");
10474     }
10475
10476     if ([Version_ unsignedIntValue] == 0) {
10477         CydiaAddSource(@"http://apt.thebigboss.org/repofiles/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10478         CydiaAddSource(@"http://apt.modmyi.com/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10479         CydiaAddSource(@"http://cydia.zodttd.com/repo/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10480         CydiaAddSource(@"http://repo666.ultrasn0w.com/", @"./");
10481
10482         Version_ = [NSNumber numberWithUnsignedInt:1];
10483
10484         if (NSMutableDictionary *cache = [NSMutableDictionary dictionaryWithContentsOfFile:@ CacheState_]) {
10485             [cache removeObjectForKey:@"LastUpdate"];
10486             [cache writeToFile:@ CacheState_ atomically:YES];
10487         }
10488     }
10489
10490     _H<NSMutableArray> broken([NSMutableArray array]);
10491     for (NSString *key in (id) Sources_)
10492         if ([key rangeOfCharacterFromSet:[NSCharacterSet characterSetWithCharactersInString:@"# "]].location != NSNotFound || ![([[Sources_ objectForKey:key] objectForKey:@"URI"] ?: @"/") hasSuffix:@"/"])
10493             [broken addObject:key];
10494     if ([broken count] != 0)
10495         for (NSString *key in (id) broken)
10496             [Sources_ removeObjectForKey:key];
10497     broken = nil;
10498
10499     SaveConfig(nil);
10500     system("/usr/libexec/cydia/cydo /bin/rm -f /var/lib/cydia/metadata.plist");
10501     /* }}} */
10502
10503     Finishes_ = [NSArray arrayWithObjects:@"return", @"reopen", @"restart", @"reload", @"reboot", nil];
10504
10505     if (kCFCoreFoundationVersionNumber > 1000)
10506         system("/usr/libexec/cydia/cydo /usr/libexec/cydia/setnsfpn /var/lib");
10507
10508     int version([[NSString stringWithContentsOfFile:@"/var/lib/cydia/firmware.ver"] intValue]);
10509
10510     if (access("/User", F_OK) != 0 || version != 6) {
10511         _trace();
10512         system("/usr/libexec/cydia/cydo /usr/libexec/cydia/firmware.sh");
10513         _trace();
10514     }
10515
10516     if (access("/tmp/cydia.chk", F_OK) == 0) {
10517         if (unlink([Cache("pkgcache.bin") UTF8String]) == -1)
10518             _assert(errno == ENOENT);
10519         if (unlink([Cache("srcpkgcache.bin") UTF8String]) == -1)
10520             _assert(errno == ENOENT);
10521     }
10522
10523     system("/usr/libexec/cydia/cydo /bin/ln -sf /var/mobile/Library/Caches/com.saurik.Cydia/sources.list /etc/apt/sources.list.d/cydia.list");
10524
10525     /* APT Initialization {{{ */
10526     _assert(pkgInitConfig(*_config));
10527     _assert(pkgInitSystem(*_config, _system));
10528
10529     if (lang != NULL)
10530         _config->Set("APT::Acquire::Translation", lang);
10531
10532     // XXX: this timeout might be important :(
10533     //_config->Set("Acquire::http::Timeout", 15);
10534
10535     _config->Set("Acquire::http::MaxParallel", usermem >= 384 * 1024 * 1024 ? 16 : 3);
10536
10537     mkdir([Cache("archives") UTF8String], 0755);
10538     mkdir([Cache("archives/partial") UTF8String], 0755);
10539     _config->Set("Dir::Cache", [Cache_ UTF8String]);
10540
10541     symlink("/var/lib/apt/extended_states", [Cache("extended_states") UTF8String]);
10542     _config->Set("Dir::State", [Cache_ UTF8String]);
10543
10544     mkdir([Cache("lists") UTF8String], 0755);
10545     mkdir([Cache("lists/partial") UTF8String], 0755);
10546     mkdir([Cache("periodic") UTF8String], 0755);
10547     _config->Set("Dir::State::Lists", [Cache("lists") UTF8String]);
10548
10549     std::string logs("/var/mobile/Library/Logs/Cydia");
10550     mkdir(logs.c_str(), 0755);
10551     _config->Set("Dir::Log::Terminal", logs + "/apt.log");
10552
10553     _config->Set("Dir::Bin::dpkg", "/usr/libexec/cydia/cydo");
10554     /* }}} */
10555     /* Color Choices {{{ */
10556     space_ = CGColorSpaceCreateDeviceRGB();
10557
10558     Blue_.Set(space_, 0.2, 0.2, 1.0, 1.0);
10559     Blueish_.Set(space_, 0x19/255.f, 0x32/255.f, 0x50/255.f, 1.0);
10560     Black_.Set(space_, 0.0, 0.0, 0.0, 1.0);
10561     Folder_.Set(space_, 0x8e/255.f, 0x8e/255.f, 0x93/255.f, 1.0);
10562     Off_.Set(space_, 0.9, 0.9, 0.9, 1.0);
10563     White_.Set(space_, 1.0, 1.0, 1.0, 1.0);
10564     Gray_.Set(space_, 0.4, 0.4, 0.4, 1.0);
10565     Green_.Set(space_, 0.0, 0.5, 0.0, 1.0);
10566     Purple_.Set(space_, 0.0, 0.0, 0.7, 1.0);
10567     Purplish_.Set(space_, 0.4, 0.4, 0.8, 1.0);
10568
10569     InstallingColor_ = [UIColor colorWithRed:0.88f green:1.00f blue:0.88f alpha:1.00f];
10570     RemovingColor_ = [UIColor colorWithRed:1.00f green:0.88f blue:0.88f alpha:1.00f];
10571     /* }}}*/
10572     /* UIKit Configuration {{{ */
10573     // XXX: I have a feeling this was important
10574     //UIKeyboardDisableAutomaticAppearance();
10575     /* }}} */
10576
10577     $SBSSetInterceptsMenuButtonForever = reinterpret_cast<void (*)(bool)>(dlsym(RTLD_DEFAULT, "SBSSetInterceptsMenuButtonForever"));
10578     $SBSCopyIconImagePNGDataForDisplayIdentifier = reinterpret_cast<NSData *(*)(NSString *)>(dlsym(RTLD_DEFAULT, "SBSCopyIconImagePNGDataForDisplayIdentifier"));
10579
10580     const char *symbol(kCFCoreFoundationVersionNumber >= 800 ? "MGGetBoolAnswer" : "GSSystemHasCapability");
10581     BOOL (*GSSystemHasCapability)(CFStringRef) = reinterpret_cast<BOOL (*)(CFStringRef)>(dlsym(RTLD_DEFAULT, symbol));
10582     bool fast = GSSystemHasCapability != NULL && GSSystemHasCapability(CFSTR("armv7"));
10583
10584     PulseInterval_ = fast ? 50000 : 500000;
10585
10586     Colon_ = UCLocalize("COLON_DELIMITED");
10587     Elision_ = UCLocalize("ELISION");
10588     Error_ = UCLocalize("ERROR");
10589     Warning_ = UCLocalize("WARNING");
10590
10591     _trace();
10592     int value(UIApplicationMain(argc, argv, @"Cydia", @"Cydia"));
10593
10594     CGColorSpaceRelease(space_);
10595     CFRelease(Locale_);
10596
10597     [pool release];
10598     return value;
10599 }