MobileCydia.mm

   1 /* Cydia - iPhone UIKit Front-End for Debian APT
   2  * Copyright (C) 2008-2014  Jay Freeman (saurik)
   3 */
   4
   5 /* GNU General Public License, Version 3 {{{ */
   6 /*
   7  * Cydia is free software: you can redistribute it and/or modify
   8  * it under the terms of the GNU General Public License as published
   9  * by the Free Software Foundation, either version 3 of the License,
  10  * or (at your option) any later version.
  11  *
  12  * Cydia is distributed in the hope that it will be useful, but
  13  * WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  * GNU General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU General Public License
  18  * along with Cydia.  If not, see <http://www.gnu.org/licenses/>.
  19 **/
  20 /* }}} */
  21
  22 // XXX: wtf/FastMalloc.h... wtf?
  23 #define USE_SYSTEM_MALLOC 1
  24
  25 /* #include Directives {{{ */
  26 #include "CyteKit/UCPlatform.h"
  27 #include "CyteKit/Localize.h"
  28
  29 #include <unicode/ustring.h>
  30 #include <unicode/utrans.h>
  31
  32 #include <objc/objc.h>
  33 #include <objc/runtime.h>
  34
  35 #include <CoreGraphics/CoreGraphics.h>
  36 #include <Foundation/Foundation.h>
  37
  38 #if 0
  39 #define DEPLOYMENT_TARGET_MACOSX 1
  40 #define CF_BUILDING_CF 1
  41 #include <CoreFoundation/CFInternal.h>
  42 #endif
  43
  44 #include <CoreFoundation/CFUniChar.h>
  45
  46 #include <SystemConfiguration/SystemConfiguration.h>
  47
  48 #include <UIKit/UIKit.h>
  49 #include "iPhonePrivate.h"
  50
  51 #include <IOKit/IOKitLib.h>
  52
  53 #include <QuartzCore/CALayer.h>
  54
  55 #include <WebCore/WebCoreThread.h>
  56 #include <WebKit/DOMHTMLIFrameElement.h>
  57
  58 #include <algorithm>
  59 #include <iomanip>
  60 #include <set>
  61 #include <sstream>
  62 #include <string>
  63
  64 #include <ext/stdio_filebuf.h>
  65
  66 #undef ABS
  67
  68 #include <apt-pkg/acquire.h>
  69 #include <apt-pkg/acquire-item.h>
  70 #include <apt-pkg/algorithms.h>
  71 #include <apt-pkg/cachefile.h>
  72 #include <apt-pkg/clean.h>
  73 #include <apt-pkg/configuration.h>
  74 #include <apt-pkg/debindexfile.h>
  75 #include <apt-pkg/debmetaindex.h>
  76 #include <apt-pkg/error.h>
  77 #include <apt-pkg/init.h>
  78 #include <apt-pkg/mmap.h>
  79 #include <apt-pkg/pkgrecords.h>
  80 #include <apt-pkg/sha1.h>
  81 #include <apt-pkg/sourcelist.h>
  82 #include <apt-pkg/sptr.h>
  83 #include <apt-pkg/strutl.h>
  84 #include <apt-pkg/tagfile.h>
  85
  86 #include <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 <fcntl.h>
  94 #include <notify.h>
  95 #include <dlfcn.h>
  96
  97 extern "C" {
  98 #include <mach-o/nlist.h>
  99 }
 100
 101 #include <cstdio>
 102 #include <cstdlib>
 103 #include <cstring>
 104
 105 #include <errno.h>
 106
 107 #include <Cytore.hpp>
 108 #include "Sources.h"
 109
 110 #include "Substrate.hpp"
 111 #include "Menes/Menes.h"
 112
 113 #include "CyteKit/IndirectDelegate.h"
 114 #include "CyteKit/RegEx.hpp"
 115 #include "CyteKit/TableViewCell.h"
 116 #include "CyteKit/TabBarController.h"
 117 #include "CyteKit/WebScriptObject-Cyte.h"
 118 #include "CyteKit/WebViewController.h"
 119 #include "CyteKit/WebViewTableViewCell.h"
 120 #include "CyteKit/stringWithUTF8Bytes.h"
 121
 122 #include "Cydia/MIMEAddress.h"
 123 #include "Cydia/LoadingViewController.h"
 124 #include "Cydia/ProgressEvent.h"
 125
 126 #include "SDURLCache/SDURLCache.h"
 127 /* }}} */
 128
 129 /* Profiler {{{ */
 130 struct timeval _ltv;
 131 bool _itv;
 132
 133 #define _timestamp ({ \
 134     struct timeval tv; \
 135     gettimeofday(&tv, NULL); \
 136     tv.tv_sec * 1000000 + tv.tv_usec; \
 137 })
 138
 139 typedef std::vector<class ProfileTime *> TimeList;
 140 TimeList times_;
 141
 142 class ProfileTime {
 143   private:
 144     const char *name_;
 145     uint64_t total_;
 146     uint64_t count_;
 147
 148   public:
 149     ProfileTime(const char *name) :
 150         name_(name),
 151         total_(0)
 152     {
 153         times_.push_back(this);
 154     }
 155
 156     void AddTime(uint64_t time) {
 157         total_ += time;
 158         ++count_;
 159     }
 160
 161     void Print() {
 162         if (total_ != 0)
 163             std::cerr << std::setw(7) << count_ << ", " << std::setw(8) << total_ << " : " << name_ << std::endl;
 164         total_ = 0;
 165         count_ = 0;
 166     }
 167 };
 168
 169 class ProfileTimer {
 170   private:
 171     ProfileTime &time_;
 172     uint64_t start_;
 173
 174   public:
 175     ProfileTimer(ProfileTime &time) :
 176         time_(time),
 177         start_(_timestamp)
 178     {
 179     }
 180
 181     ~ProfileTimer() {
 182         time_.AddTime(_timestamp - start_);
 183     }
 184 };
 185
 186 void PrintTimes() {
 187     for (TimeList::const_iterator i(times_.begin()); i != times_.end(); ++i)
 188         (*i)->Print();
 189     std::cerr << "========" << std::endl;
 190 }
 191
 192 #define _profile(name) { \
 193     static ProfileTime name(#name); \
 194     ProfileTimer _ ## name(name);
 195
 196 #define _end }
 197 /* }}} */
 198
 199 // XXX: I hate clang. Apple: please get over your petty hatred of GPL and fix your gcc fork
 200 #define synchronized(lock) \
 201     synchronized(static_cast<NSObject *>(lock))
 202
 203 extern NSString *Cydia_;
 204
 205 #define lprintf(args...) fprintf(stderr, args)
 206
 207 #define ForRelease 1
 208 #define TraceLogging (1 && !ForRelease)
 209 #define HistogramInsertionSort (0 && !ForRelease)
 210 #define ProfileTimes (0 && !ForRelease)
 211 #define ForSaurik (0 && !ForRelease)
 212 #define LogBrowser (0 && !ForRelease)
 213 #define TrackResize (0 && !ForRelease)
 214 #define ManualRefresh (1 && !ForRelease)
 215 #define ShowInternals (0 && !ForRelease)
 216 #define AlwaysReload (0 && !ForRelease)
 217
 218 #if !TraceLogging
 219 #undef _trace
 220 #define _trace(args...)
 221 #endif
 222
 223 #if !ProfileTimes
 224 #undef _profile
 225 #define _profile(name) {
 226 #undef _end
 227 #define _end }
 228 #define PrintTimes() do {} while (false)
 229 #endif
 230
 231 // Hash Functions/Structures {{{
 232 extern "C" uint32_t hashlittle(const void *key, size_t length, uint32_t initval = 0);
 233
 234 union SplitHash {
 235     uint32_t u32;
 236     uint16_t u16[2];
 237 };
 238 // }}}
 239
 240 static void setreugid(uid_t uid, gid_t gid) {
 241     _assert(setreuid(uid, uid) != -1);
 242     _assert(setregid(gid, gid) != -1);
 243 }
 244
 245 static void setreguid(gid_t gid, uid_t uid) {
 246     _assert(setregid(gid, gid) != -1);
 247     _assert(setreuid(uid, uid) != -1);
 248 }
 249
 250 struct Root {
 251     Root() {
 252         _trace();
 253         setreugid(0, 0);
 254         _assert(pthread_setugid_np(0, 0) != -1);
 255         setreguid(501, 501);
 256     }
 257
 258     ~Root() {
 259         _trace();
 260         setreugid(0, 0);
 261         _assert(pthread_setugid_np(KAUTH_UID_NONE, KAUTH_GID_NONE) != -1);
 262         setreguid(501, 501);
 263     }
 264 };
 265
 266 #define _root(code) \
 267     ({ Root _root; code; })
 268
 269 static NSString *Colon_;
 270 NSString *Elision_;
 271 static NSString *Error_;
 272 static NSString *Warning_;
 273
 274 static NSString *Cache_;
 275 #define Cache(file) \
 276     [NSString stringWithFormat:@"%@/%s", Cache_, file]
 277
 278 static void (*$SBSSetInterceptsMenuButtonForever)(bool);
 279
 280 static CFStringRef (*$MGCopyAnswer)(CFStringRef);
 281
 282 static NSString *UniqueIdentifier(UIDevice *device = nil) {
 283     if (kCFCoreFoundationVersionNumber < 800) // iOS 7.x
 284         return [device ?: [UIDevice currentDevice] uniqueIdentifier];
 285     else
 286         return [(id)$MGCopyAnswer(CFSTR("UniqueDeviceID")) autorelease];
 287 }
 288
 289 static bool IsReachable(const char *name) {
 290     SCNetworkReachabilityFlags flags; {
 291         SCNetworkReachabilityRef reachability(SCNetworkReachabilityCreateWithName(kCFAllocatorDefault, name));
 292         SCNetworkReachabilityGetFlags(reachability, &flags);
 293         CFRelease(reachability);
 294     }
 295
 296     // XXX: this elaborate mess is what Apple is using to determine this? :(
 297     // XXX: do we care if the user has to intervene? maybe that's ok?
 298     return
 299         (flags & kSCNetworkReachabilityFlagsReachable) != 0 && (
 300             (flags & kSCNetworkReachabilityFlagsConnectionRequired) == 0 || (
 301                 (flags & kSCNetworkReachabilityFlagsConnectionOnDemand) != 0 ||
 302                 (flags & kSCNetworkReachabilityFlagsConnectionOnTraffic) != 0
 303             ) && (flags & kSCNetworkReachabilityFlagsInterventionRequired) == 0 ||
 304             (flags & kSCNetworkReachabilityFlagsIsWWAN) != 0
 305         )
 306     ;
 307 }
 308
 309 static const NSUInteger UIViewAutoresizingFlexibleBoth(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight);
 310
 311 static _finline NSString *CydiaURL(NSString *path) {
 312     char page[26];
 313     page[0] = 'h'; page[1] = 't'; page[2] = 't'; page[3] = 'p'; page[4] = 's';
 314     page[5] = ':'; page[6] = '/'; page[7] = '/'; page[8] = 'c'; page[9] = 'y';
 315     page[10] = 'd'; page[11] = 'i'; page[12] = 'a'; page[13] = '.'; page[14] = 's';
 316     page[15] = 'a'; page[16] = 'u'; page[17] = 'r'; page[18] = 'i'; page[19] = 'k';
 317     page[20] = '.'; page[21] = 'c'; page[22] = 'o'; page[23] = 'm'; page[24] = '/';
 318     page[25] = '\0';
 319     return [[NSString stringWithUTF8String:page] stringByAppendingString:path];
 320 }
 321
 322 static void ReapZombie(pid_t pid) {
 323     int status;
 324   wait:
 325     if (waitpid(pid, &status, 0) == -1)
 326         if (errno == EINTR)
 327             goto wait;
 328         else _assert(false);
 329 }
 330
 331 static _finline void UpdateExternalStatus(uint64_t newStatus) {
 332     int notify_token;
 333     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
 334         notify_set_state(notify_token, newStatus);
 335         notify_cancel(notify_token);
 336     }
 337     notify_post("com.saurik.Cydia.status");
 338 }
 339
 340 static CGFloat CYStatusBarHeight() {
 341     CGSize size([[UIApplication sharedApplication] statusBarFrame].size);
 342     return UIInterfaceOrientationIsPortrait([[UIApplication sharedApplication] statusBarOrientation]) ? size.height : size.width;
 343 }
 344
 345 /* NSForcedOrderingSearch doesn't work on the iPhone */
 346 static const NSStringCompareOptions MatchCompareOptions_ = NSLiteralSearch | NSCaseInsensitiveSearch;
 347 static const NSStringCompareOptions LaxCompareOptions_ = NSNumericSearch | NSDiacriticInsensitiveSearch | NSWidthInsensitiveSearch | NSCaseInsensitiveSearch;
 348 static const CFStringCompareFlags LaxCompareFlags_ = kCFCompareNumerically | kCFCompareWidthInsensitive | kCFCompareForcedOrdering;
 349
 350 /* Insertion Sort {{{ */
 351
 352 CFIndex SKBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 353     const char *ptr = (const char *)list;
 354     while (0 < count) {
 355         CFIndex half = count / 2;
 356         const char *probe = ptr + elementSize * half;
 357         CFComparisonResult cr = comparator(element, probe, context);
 358     if (0 == cr) return (probe - (const char *)list) / elementSize;
 359         ptr = (cr < 0) ? ptr : probe + elementSize;
 360         count = (cr < 0) ? half : (half + (count & 1) - 1);
 361     }
 362     return (ptr - (const char *)list) / elementSize;
 363 }
 364
 365 CFIndex CFBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 366     const char *ptr = (const char *)list;
 367     while (0 < count) {
 368         CFIndex half = count / 2;
 369         const char *probe = ptr + elementSize * half;
 370         CFComparisonResult cr = comparator(element, probe, context);
 371     if (0 == cr) return (probe - (const char *)list) / elementSize;
 372         ptr = (cr < 0) ? ptr : probe + elementSize;
 373         count = (cr < 0) ? half : (half + (count & 1) - 1);
 374     }
 375     return (ptr - (const char *)list) / elementSize;
 376 }
 377
 378 void CFArrayInsertionSortValues(CFMutableArrayRef array, CFRange range, CFComparatorFunction comparator, void *context) {
 379     if (range.length == 0)
 380         return;
 381     const void **values(new const void *[range.length]);
 382     CFArrayGetValues(array, range, values);
 383
 384 #if HistogramInsertionSort > 0
 385     uint32_t total(0), *offsets(new uint32_t[range.length]);
 386 #endif
 387
 388     for (CFIndex index(1); index != range.length; ++index) {
 389         const void *value(values[index]);
 390         //CFIndex correct(SKBSearch_(&value, sizeof(const void *), values, index, comparator, context));
 391         CFIndex correct(index);
 392         while (comparator(value, values[correct - 1], context) == kCFCompareLessThan) {
 393 #if HistogramInsertionSort > 1
 394             NSLog(@"%@ < %@", value, values[correct - 1]);
 395 #endif
 396             if (--correct == 0)
 397                 break;
 398         }
 399         if (correct != index) {
 400             size_t offset(index - correct);
 401 #if HistogramInsertionSort
 402             total += offset;
 403             ++offsets[offset];
 404             if (offset > 10)
 405                 NSLog(@"Heavy Insertion Displacement: %u = %@", offset, value);
 406 #endif
 407             memmove(values + correct + 1, values + correct, sizeof(const void *) * offset);
 408             values[correct] = value;
 409         }
 410     }
 411
 412     CFArrayReplaceValues(array, range, values, range.length);
 413     delete [] values;
 414
 415 #if HistogramInsertionSort > 0
 416     for (CFIndex index(0); index != range.length; ++index)
 417         if (offsets[index] != 0)
 418             NSLog(@"Insertion Displacement [%u]: %u", index, offsets[index]);
 419     NSLog(@"Average Insertion Displacement: %f", double(total) / range.length);
 420     delete [] offsets;
 421 #endif
 422 }
 423
 424 /* }}} */
 425
 426 /* Apple Bug Fixes {{{ */
 427 @implementation UIWebDocumentView (Cydia)
 428
 429 - (void) _setScrollerOffset:(CGPoint)offset {
 430     UIScroller *scroller([self _scroller]);
 431
 432     CGSize size([scroller contentSize]);
 433     CGSize bounds([scroller bounds].size);
 434
 435     CGPoint max;
 436     max.x = size.width - bounds.width;
 437     max.y = size.height - bounds.height;
 438
 439     // wtf Apple?!
 440     if (max.x < 0)
 441         max.x = 0;
 442     if (max.y < 0)
 443         max.y = 0;
 444
 445     offset.x = offset.x < 0 ? 0 : offset.x > max.x ? max.x : offset.x;
 446     offset.y = offset.y < 0 ? 0 : offset.y > max.y ? max.y : offset.y;
 447
 448     [scroller setOffset:offset];
 449 }
 450
 451 @end
 452 /* }}} */
 453
 454 NSUInteger DOMNodeList$countByEnumeratingWithState$objects$count$(DOMNodeList *self, SEL sel, NSFastEnumerationState *state, id *objects, NSUInteger count) {
 455     size_t length([self length] - state->state);
 456     if (length <= 0)
 457         return 0;
 458     else if (length > count)
 459         length = count;
 460     for (size_t i(0); i != length; ++i)
 461         objects[i] = [self item:state->state++];
 462     state->itemsPtr = objects;
 463     state->mutationsPtr = (unsigned long *) self;
 464     return length;
 465 }
 466
 467 /* Cydia NSString Additions {{{ */
 468 @interface NSString (Cydia)
 469 - (NSComparisonResult) compareByPath:(NSString *)other;
 470 - (NSString *) stringByAddingPercentEscapesIncludingReserved;
 471 @end
 472
 473 @implementation NSString (Cydia)
 474
 475 - (NSComparisonResult) compareByPath:(NSString *)other {
 476     NSString *prefix = [self commonPrefixWithString:other options:0];
 477     size_t length = [prefix length];
 478
 479     NSRange lrange = NSMakeRange(length, [self length] - length);
 480     NSRange rrange = NSMakeRange(length, [other length] - length);
 481
 482     lrange = [self rangeOfString:@"/" options:0 range:lrange];
 483     rrange = [other rangeOfString:@"/" options:0 range:rrange];
 484
 485     NSComparisonResult value;
 486
 487     if (lrange.location == NSNotFound && rrange.location == NSNotFound)
 488         value = NSOrderedSame;
 489     else if (lrange.location == NSNotFound)
 490         value = NSOrderedAscending;
 491     else if (rrange.location == NSNotFound)
 492         value = NSOrderedDescending;
 493     else
 494         value = NSOrderedSame;
 495
 496     NSString *lpath = lrange.location == NSNotFound ? [self substringFromIndex:length] :
 497         [self substringWithRange:NSMakeRange(length, lrange.location - length)];
 498     NSString *rpath = rrange.location == NSNotFound ? [other substringFromIndex:length] :
 499         [other substringWithRange:NSMakeRange(length, rrange.location - length)];
 500
 501     NSComparisonResult result = [lpath compare:rpath];
 502     return result == NSOrderedSame ? value : result;
 503 }
 504
 505 - (NSString *) stringByAddingPercentEscapesIncludingReserved {
 506     return [(id)CFURLCreateStringByAddingPercentEscapes(
 507         kCFAllocatorDefault,
 508         (CFStringRef) self,
 509         NULL,
 510         CFSTR(";/?:@&=+$,"),
 511         kCFStringEncodingUTF8
 512     ) autorelease];
 513 }
 514
 515 @end
 516 /* }}} */
 517
 518 /* C++ NSString Wrapper Cache {{{ */
 519 static _finline CFStringRef CYStringCreate(const char *data, size_t size) {
 520     return size == 0 ? NULL :
 521         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingUTF8, NO, kCFAllocatorNull) ?:
 522         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingISOLatin1, NO, kCFAllocatorNull);
 523 }
 524
 525 static _finline CFStringRef CYStringCreate(const char *data) {
 526     return CYStringCreate(data, strlen(data));
 527 }
 528
 529 class CYString {
 530   private:
 531     char *data_;
 532     size_t size_;
 533     CFStringRef cache_;
 534
 535     _finline void clear_() {
 536         if (cache_ != NULL) {
 537             CFRelease(cache_);
 538             cache_ = NULL;
 539         }
 540     }
 541
 542   public:
 543     _finline bool empty() const {
 544         return size_ == 0;
 545     }
 546
 547     _finline size_t size() const {
 548         return size_;
 549     }
 550
 551     _finline char *data() const {
 552         return data_;
 553     }
 554
 555     _finline void clear() {
 556         size_ = 0;
 557         clear_();
 558     }
 559
 560     _finline CYString() :
 561         data_(0),
 562         size_(0),
 563         cache_(NULL)
 564     {
 565     }
 566
 567     _finline ~CYString() {
 568         clear_();
 569     }
 570
 571     void operator =(const CYString &rhs) {
 572         data_ = rhs.data_;
 573         size_ = rhs.size_;
 574
 575         if (rhs.cache_ == nil)
 576             cache_ = NULL;
 577         else
 578             cache_ = reinterpret_cast<CFStringRef>(CFRetain(rhs.cache_));
 579     }
 580
 581     void copy(CYPool *pool) {
 582         char *temp(pool->malloc<char>(size_ + 1));
 583         memcpy(temp, data_, size_);
 584         temp[size_] = '\0';
 585         data_ = temp;
 586     }
 587
 588     void set(CYPool *pool, const char *data, size_t size) {
 589         if (size == 0)
 590             clear();
 591         else {
 592             clear_();
 593
 594             data_ = const_cast<char *>(data);
 595             size_ = size;
 596
 597             if (pool != NULL)
 598                 copy(pool);
 599         }
 600     }
 601
 602     _finline void set(CYPool *pool, const char *data) {
 603         set(pool, data, data == NULL ? 0 : strlen(data));
 604     }
 605
 606     _finline void set(CYPool *pool, const std::string &rhs) {
 607         set(pool, rhs.data(), rhs.size());
 608     }
 609
 610     bool operator ==(const CYString &rhs) const {
 611         return size_ == rhs.size_ && memcmp(data_, rhs.data_, size_) == 0;
 612     }
 613
 614     _finline operator CFStringRef() {
 615         if (cache_ == NULL)
 616             cache_ = CYStringCreate(data_, size_);
 617         return cache_;
 618     }
 619
 620     _finline operator id() {
 621         return (NSString *) static_cast<CFStringRef>(*this);
 622     }
 623
 624     _finline operator const char *() {
 625         return reinterpret_cast<const char *>(data_);
 626     }
 627 };
 628 /* }}} */
 629 /* C++ NSString Algorithm Adapters {{{ */
 630 extern "C" {
 631     CF_EXPORT CFHashCode CFStringHashNSString(CFStringRef str);
 632 }
 633
 634 struct NSStringMapHash :
 635     std::unary_function<NSString *, size_t>
 636 {
 637     _finline size_t operator ()(NSString *value) const {
 638         return CFStringHashNSString((CFStringRef) value);
 639     }
 640 };
 641
 642 struct NSStringMapLess :
 643     std::binary_function<NSString *, NSString *, bool>
 644 {
 645     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 646         return [lhs compare:rhs] == NSOrderedAscending;
 647     }
 648 };
 649
 650 struct NSStringMapEqual :
 651     std::binary_function<NSString *, NSString *, bool>
 652 {
 653     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 654         return CFStringCompare((CFStringRef) lhs, (CFStringRef) rhs, 0) == kCFCompareEqualTo;
 655         //CFEqual((CFTypeRef) lhs, (CFTypeRef) rhs);
 656         //[lhs isEqualToString:rhs];
 657     }
 658 };
 659 /* }}} */
 660
 661 /* CoreGraphics Primitives {{{ */
 662 class CYColor {
 663   private:
 664     CGColorRef color_;
 665
 666     static CGColorRef Create_(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 667         CGFloat color[] = {red, green, blue, alpha};
 668         return CGColorCreate(space, color);
 669     }
 670
 671   public:
 672     CYColor() :
 673         color_(NULL)
 674     {
 675     }
 676
 677     CYColor(CGColorSpaceRef space, float red, float green, float blue, float alpha) :
 678         color_(Create_(space, red, green, blue, alpha))
 679     {
 680         Set(space, red, green, blue, alpha);
 681     }
 682
 683     void Clear() {
 684         if (color_ != NULL)
 685             CGColorRelease(color_);
 686     }
 687
 688     ~CYColor() {
 689         Clear();
 690     }
 691
 692     void Set(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 693         Clear();
 694         color_ = Create_(space, red, green, blue, alpha);
 695     }
 696
 697     operator CGColorRef() {
 698         return color_;
 699     }
 700 };
 701 /* }}} */
 702
 703 /* Random Global Variables {{{ */
 704 static int PulseInterval_ = 500000;
 705
 706 static const NSString *UI_;
 707
 708 static int Finish_;
 709 static bool RestartSubstrate_;
 710 static bool UpgradeCydia_;
 711 static NSArray *Finishes_;
 712
 713 #define SpringBoard_ "/System/Library/LaunchDaemons/com.apple.SpringBoard.plist"
 714 #define NotifyConfig_ "/etc/notify.conf"
 715
 716 static bool Queuing_;
 717
 718 static CYColor Blue_;
 719 static CYColor Blueish_;
 720 static CYColor Black_;
 721 static CYColor Folder_;
 722 static CYColor Off_;
 723 static CYColor White_;
 724 static CYColor Gray_;
 725 static CYColor Green_;
 726 static CYColor Purple_;
 727 static CYColor Purplish_;
 728
 729 static UIColor *InstallingColor_;
 730 static UIColor *RemovingColor_;
 731
 732 static NSString *App_;
 733
 734 static BOOL Advanced_;
 735 static BOOL Ignored_;
 736
 737 static _H<UIFont> Font12_;
 738 static _H<UIFont> Font12Bold_;
 739 static _H<UIFont> Font14_;
 740 static _H<UIFont> Font18_;
 741 static _H<UIFont> Font18Bold_;
 742 static _H<UIFont> Font22Bold_;
 743
 744 static const char *Machine_ = NULL;
 745 static _H<NSString> System_;
 746 static NSString *SerialNumber_ = nil;
 747 static NSString *ChipID_ = nil;
 748 static NSString *BBSNum_ = nil;
 749 static _H<NSString> Token_;
 750 static _H<NSString> UniqueID_;
 751 static _H<NSString> UserAgent_;
 752 static _H<NSString> Product_;
 753 static _H<NSString> Safari_;
 754
 755 static _H<NSLocale> CollationLocale_;
 756 static _H<NSArray> CollationThumbs_;
 757 static std::vector<NSInteger> CollationOffset_;
 758 static _H<NSArray> CollationTitles_;
 759 static _H<NSArray> CollationStarts_;
 760 static UTransliterator *CollationTransl_;
 761 //static Function<NSString *, NSString *> CollationModify_;
 762
 763 typedef std::basic_string<UChar> ustring;
 764 static ustring CollationString_;
 765
 766 #define CUC const ustring &str(*reinterpret_cast<const ustring *>(rep))
 767 #define UC ustring &str(*reinterpret_cast<ustring *>(rep))
 768 static struct UReplaceableCallbacks CollationUCalls_ = {
 769     .length = [](const UReplaceable *rep) -> int32_t { CUC;
 770         return str.size();
 771     },
 772
 773     .charAt = [](const UReplaceable *rep, int32_t offset) -> UChar { CUC;
 774         //fprintf(stderr, "charAt(%d) : %d\n", offset, str.size());
 775         if (offset >= str.size())
 776             return 0xffff;
 777         return str[offset];
 778     },
 779
 780     .char32At = [](const UReplaceable *rep, int32_t offset) -> UChar32 { CUC;
 781         //fprintf(stderr, "char32At(%d) : %d\n", offset, str.size());
 782         if (offset >= str.size())
 783             return 0xffff;
 784         UChar32 c;
 785         U16_GET(str.data(), 0, offset, str.size(), c);
 786         return c;
 787     },
 788
 789     .replace = [](UReplaceable *rep, int32_t start, int32_t limit, const UChar *text, int32_t length) -> void { UC;
 790         //fprintf(stderr, "replace(%d, %d, %d) : %d\n", start, limit, length, str.size());
 791         str.replace(start, limit - start, text, length);
 792     },
 793
 794     .extract = [](UReplaceable *rep, int32_t start, int32_t limit, UChar *dst) -> void { UC;
 795         //fprintf(stderr, "extract(%d, %d) : %d\n", start, limit, str.size());
 796         str.copy(dst, limit - start, start);
 797     },
 798
 799     .copy = [](UReplaceable *rep, int32_t start, int32_t limit, int32_t dest) -> void { UC;
 800         //fprintf(stderr, "copy(%d, %d, %d) : %d\n", start, limit, dest, str.size());
 801         str.replace(dest, 0, str, start, limit - start);
 802     },
 803 };
 804
 805 static CFLocaleRef Locale_;
 806 static NSArray *Languages_;
 807 static CGColorSpaceRef space_;
 808
 809 static NSDictionary *SectionMap_;
 810 static NSMutableDictionary *Metadata_;
 811 static _transient NSMutableDictionary *Settings_;
 812 static _transient NSMutableDictionary *Packages_;
 813 static _transient NSMutableDictionary *Values_;
 814 static _transient NSMutableDictionary *Sections_;
 815 _H<NSMutableDictionary> Sources_;
 816 static _transient NSNumber *Version_;
 817 bool Changed_;
 818 static time_t now_;
 819
 820 bool IsWildcat_;
 821 CGFloat ScreenScale_;
 822 static NSString *Idiom_;
 823 static _H<NSString> Firmware_;
 824 static NSString *Major_;
 825
 826 static _H<NSMutableDictionary> SessionData_;
 827 static _H<NSObject> HostConfig_;
 828 static _H<NSMutableSet> BridgedHosts_;
 829 static _H<NSMutableSet> TokenHosts_;
 830 static _H<NSMutableSet> InsecureHosts_;
 831 static _H<NSMutableSet> PipelinedHosts_;
 832 static _H<NSMutableSet> CachedURLs_;
 833
 834 static NSString *kCydiaProgressEventTypeError = @"Error";
 835 static NSString *kCydiaProgressEventTypeInformation = @"Information";
 836 static NSString *kCydiaProgressEventTypeStatus = @"Status";
 837 static NSString *kCydiaProgressEventTypeWarning = @"Warning";
 838 /* }}} */
 839
 840 /* Display Helpers {{{ */
 841 inline float Interpolate(float begin, float end, float fraction) {
 842     return (end - begin) * fraction + begin;
 843 }
 844
 845 static inline double Retina(double value) {
 846     value *= ScreenScale_;
 847     value = round(value);
 848     value /= ScreenScale_;
 849     return value;
 850 }
 851
 852 static inline CGRect Retina(CGRect value) {
 853     value.origin.x *= ScreenScale_;
 854     value.origin.y *= ScreenScale_;
 855     value.size.width *= ScreenScale_;
 856     value.size.height *= ScreenScale_;
 857     value = CGRectIntegral(value);
 858     value.origin.x /= ScreenScale_;
 859     value.origin.y /= ScreenScale_;
 860     value.size.width /= ScreenScale_;
 861     value.size.height /= ScreenScale_;
 862     return value;
 863 }
 864
 865 static _finline const char *StripVersion_(const char *version) {
 866     const char *colon(strchr(version, ':'));
 867     return colon == NULL ? version : colon + 1;
 868 }
 869
 870 NSString *LocalizeSection(NSString *section) {
 871     static RegEx title_r("(.*?) \\((.*)\\)");
 872     if (title_r(section)) {
 873         NSString *parent(title_r[1]);
 874         NSString *child(title_r[2]);
 875
 876         return [NSString stringWithFormat:UCLocalize("PARENTHETICAL"),
 877             LocalizeSection(parent),
 878             LocalizeSection(child)
 879         ];
 880     }
 881
 882     return [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
 883 }
 884
 885 NSString *Simplify(NSString *title) {
 886     const char *data = [title UTF8String];
 887     size_t size = [title lengthOfBytesUsingEncoding:NSUTF8StringEncoding];
 888
 889     static RegEx square_r("\\[(.*)\\]");
 890     if (square_r(data, size))
 891         return Simplify(square_r[1]);
 892
 893     static RegEx paren_r("\\((.*)\\)");
 894     if (paren_r(data, size))
 895         return Simplify(paren_r[1]);
 896
 897     static RegEx title_r("(.*?) \\((.*)\\)");
 898     if (title_r(data, size))
 899         return Simplify(title_r[1]);
 900
 901     return title;
 902 }
 903 /* }}} */
 904
 905 NSString *GetLastUpdate() {
 906     NSDate *update = [Metadata_ objectForKey:@"LastUpdate"];
 907
 908     if (update == nil)
 909         return UCLocalize("NEVER_OR_UNKNOWN");
 910
 911     CFDateFormatterRef formatter = CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle);
 912     CFStringRef formatted = CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) update);
 913
 914     CFRelease(formatter);
 915
 916     return [(NSString *) formatted autorelease];
 917 }
 918
 919 bool isSectionVisible(NSString *section) {
 920     NSDictionary *metadata([Sections_ objectForKey:(section ?: @"")]);
 921     NSNumber *hidden(metadata == nil ? nil : [metadata objectForKey:@"Hidden"]);
 922     return hidden == nil || ![hidden boolValue];
 923 }
 924
 925 static NSObject *CYIOGetValue(const char *path, NSString *property) {
 926     io_registry_entry_t entry(IORegistryEntryFromPath(kIOMasterPortDefault, path));
 927     if (entry == MACH_PORT_NULL)
 928         return nil;
 929
 930     CFTypeRef value(IORegistryEntryCreateCFProperty(entry, (CFStringRef) property, kCFAllocatorDefault, 0));
 931     IOObjectRelease(entry);
 932
 933     if (value == NULL)
 934         return nil;
 935     return [(id) value autorelease];
 936 }
 937
 938 static NSString *CYHex(NSData *data, bool reverse = false) {
 939     if (data == nil)
 940         return nil;
 941
 942     size_t length([data length]);
 943     uint8_t bytes[length];
 944     [data getBytes:bytes];
 945
 946     char string[length * 2 + 1];
 947     for (size_t i(0); i != length; ++i)
 948         sprintf(string + i * 2, "%.2x", bytes[reverse ? length - i - 1 : i]);
 949
 950     return [NSString stringWithUTF8String:string];
 951 }
 952
 953 @class Cydia;
 954
 955 /* Delegate Prototypes {{{ */
 956 @class Package;
 957 @class Source;
 958 @class CydiaProgressEvent;
 959
 960 @protocol DatabaseDelegate
 961 - (void) repairWithSelector:(SEL)selector;
 962 - (void) setConfigurationData:(NSString *)data;
 963 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task;
 964 @end
 965
 966 @class CYPackageController;
 967
 968 @protocol SourceDelegate
 969 - (void) setFetch:(NSNumber *)fetch;
 970 @end
 971
 972 @protocol FetchDelegate
 973 - (bool) isSourceCancelled;
 974 - (void) startSourceFetch:(NSString *)uri;
 975 - (void) stopSourceFetch:(NSString *)uri;
 976 @end
 977
 978 @protocol CydiaDelegate
 979 - (void) returnToCydia;
 980 - (void) saveState;
 981 - (void) retainNetworkActivityIndicator;
 982 - (void) releaseNetworkActivityIndicator;
 983 - (void) clearPackage:(Package *)package;
 984 - (void) installPackage:(Package *)package;
 985 - (void) installPackages:(NSArray *)packages;
 986 - (void) removePackage:(Package *)package;
 987 - (void) beginUpdate;
 988 - (BOOL) updating;
 989 - (bool) requestUpdate;
 990 - (void) distUpgrade;
 991 - (void) loadData;
 992 - (void) updateData;
 993 - (void) _saveConfig;
 994 - (void) syncData;
 995 - (void) addSource:(NSDictionary *)source;
 996 - (void) addTrivialSource:(NSString *)href;
 997 - (UIProgressHUD *) addProgressHUD;
 998 - (void) removeProgressHUD:(UIProgressHUD *)hud;
 999 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item;
1000 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
1001 @end
1002 /* }}} */
1003
1004 /* CancelStatus {{{ */
1005 class CancelStatus :
1006     public pkgAcquireStatus
1007 {
1008   private:
1009     bool cancelled_;
1010
1011   public:
1012     CancelStatus() :
1013         cancelled_(false)
1014     {
1015     }
1016
1017     virtual bool MediaChange(std::string media, std::string drive) {
1018         return false;
1019     }
1020
1021     virtual void IMSHit(pkgAcquire::ItemDesc &desc) {
1022         Done(desc);
1023     }
1024
1025     virtual bool Pulse_(pkgAcquire *Owner) = 0;
1026
1027     virtual bool Pulse(pkgAcquire *Owner) {
1028         if (pkgAcquireStatus::Pulse(Owner) && Pulse_(Owner))
1029             return true;
1030         else {
1031             cancelled_ = true;
1032             return false;
1033         }
1034     }
1035
1036     _finline bool WasCancelled() const {
1037         return cancelled_;
1038     }
1039 };
1040 /* }}} */
1041 /* DelegateStatus {{{ */
1042 class CydiaStatus :
1043     public CancelStatus
1044 {
1045   private:
1046     _transient NSObject<ProgressDelegate> *delegate_;
1047
1048   public:
1049     CydiaStatus() :
1050         delegate_(nil)
1051     {
1052     }
1053
1054     void setDelegate(NSObject<ProgressDelegate> *delegate) {
1055         delegate_ = delegate;
1056     }
1057
1058     virtual void Fetch(pkgAcquire::ItemDesc &desc) {
1059         NSString *name([NSString stringWithUTF8String:desc.ShortDesc.c_str()]);
1060         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithFormat:UCLocalize("DOWNLOADING_"), name] ofType:kCydiaProgressEventTypeStatus forItemDesc:desc]);
1061         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
1062     }
1063
1064     virtual void Done(pkgAcquire::ItemDesc &desc) {
1065         NSString *name([NSString stringWithUTF8String:desc.ShortDesc.c_str()]);
1066         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithFormat:Colon_, UCLocalize("DONE"), name] ofType:kCydiaProgressEventTypeStatus forItemDesc:desc]);
1067         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
1068     }
1069
1070     virtual void Fail(pkgAcquire::ItemDesc &desc) {
1071         if (
1072             desc.Owner->Status == pkgAcquire::Item::StatIdle ||
1073             desc.Owner->Status == pkgAcquire::Item::StatDone
1074         )
1075             return;
1076
1077         std::string &error(desc.Owner->ErrorText);
1078         if (error.empty())
1079             return;
1080
1081         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:kCydiaProgressEventTypeError forItemDesc:desc]);
1082         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
1083     }
1084
1085     virtual bool Pulse_(pkgAcquire *Owner) {
1086         double percent(
1087             double(CurrentBytes + CurrentItems) /
1088             double(TotalBytes + TotalItems)
1089         );
1090
1091         [delegate_ performSelectorOnMainThread:@selector(setProgressStatus:) withObject:[NSDictionary dictionaryWithObjectsAndKeys:
1092             [NSNumber numberWithDouble:percent], @"Percent",
1093
1094             [NSNumber numberWithDouble:CurrentBytes], @"Current",
1095             [NSNumber numberWithDouble:TotalBytes], @"Total",
1096             [NSNumber numberWithDouble:CurrentCPS], @"Speed",
1097         nil] waitUntilDone:YES];
1098
1099         return ![delegate_ isProgressCancelled];
1100     }
1101
1102     virtual void Start() {
1103         pkgAcquireStatus::Start();
1104         [delegate_ performSelectorOnMainThread:@selector(setProgressCancellable:) withObject:[NSNumber numberWithBool:YES] waitUntilDone:YES];
1105     }
1106
1107     virtual void Stop() {
1108         pkgAcquireStatus::Stop();
1109         [delegate_ performSelectorOnMainThread:@selector(setProgressCancellable:) withObject:[NSNumber numberWithBool:NO] waitUntilDone:YES];
1110         [delegate_ performSelectorOnMainThread:@selector(setProgressStatus:) withObject:nil waitUntilDone:YES];
1111     }
1112 };
1113 /* }}} */
1114 /* Database Interface {{{ */
1115 typedef std::map< unsigned long, _H<Source> > SourceMap;
1116
1117 @interface Database : NSObject {
1118     NSZone *zone_;
1119     CYPool pool_;
1120
1121     unsigned era_;
1122
1123     pkgCacheFile cache_;
1124     pkgDepCache::Policy *policy_;
1125     pkgRecords *records_;
1126     pkgProblemResolver *resolver_;
1127     pkgAcquire *fetcher_;
1128     FileFd *lock_;
1129     SPtr<pkgPackageManager> manager_;
1130     pkgSourceList *list_;
1131
1132     SourceMap sourceMap_;
1133     _H<NSMutableArray> sourceList_;
1134
1135     CFMutableArrayRef packages_;
1136
1137     _transient NSObject<DatabaseDelegate> *delegate_;
1138     _transient NSObject<ProgressDelegate> *progress_;
1139
1140     CydiaStatus status_;
1141
1142     int cydiafd_;
1143     int statusfd_;
1144     FILE *input_;
1145
1146     std::map<const char *, _H<NSString> > sections_;
1147 }
1148
1149 + (Database *) sharedInstance;
1150 - (unsigned) era;
1151
1152 - (void) _readCydia:(NSNumber *)fd;
1153 - (void) _readStatus:(NSNumber *)fd;
1154 - (void) _readOutput:(NSNumber *)fd;
1155
1156 - (FILE *) input;
1157
1158 - (Package *) packageWithName:(NSString *)name;
1159
1160 - (pkgCacheFile &) cache;
1161 - (pkgDepCache::Policy *) policy;
1162 - (pkgRecords *) records;
1163 - (pkgProblemResolver *) resolver;
1164 - (pkgAcquire &) fetcher;
1165 - (pkgSourceList &) list;
1166 - (NSArray *) packages;
1167 - (NSArray *) sources;
1168 - (Source *) sourceWithKey:(NSString *)key;
1169 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
1170
1171 - (void) configure;
1172 - (bool) prepare;
1173 - (void) perform;
1174 - (bool) upgrade;
1175 - (void) update;
1176
1177 - (void) updateWithStatus:(CancelStatus &)status;
1178
1179 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate;
1180
1181 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate;
1182 - (NSObject<ProgressDelegate> *) progressDelegate;
1183
1184 - (Source *) getSource:(pkgCache::PkgFileIterator)file;
1185 - (void) setFetch:(bool)fetch forURI:(const char *)uri;
1186 - (void) resetFetch;
1187
1188 - (NSString *) mappedSectionForPointer:(const char *)pointer;
1189
1190 @end
1191 /* }}} */
1192 /* SourceStatus {{{ */
1193 class SourceStatus :
1194     public CancelStatus
1195 {
1196   private:
1197     _transient NSObject<FetchDelegate> *delegate_;
1198     _transient Database *database_;
1199     std::set<std::string> fetches_;
1200
1201   public:
1202     SourceStatus(NSObject<FetchDelegate> *delegate, Database *database) :
1203         delegate_(delegate),
1204         database_(database)
1205     {
1206     }
1207
1208     void Set(bool fetch, const std::string &uri) {
1209         if (fetch) {
1210             if (!fetches_.insert(uri).second)
1211                 return;
1212         } else {
1213             if (fetches_.erase(uri) == 0)
1214                 return;
1215         }
1216
1217         //printf("Set(%s, %s)\n", fetch ? "true" : "false", uri.c_str());
1218         [database_ setFetch:fetch forURI:uri.c_str()];
1219     }
1220
1221     _finline void Set(bool fetch, pkgAcquire::Item *item) {
1222         /*unsigned long ID(fetch ? 1 : 0);
1223         if (item->ID == ID)
1224             return;
1225         item->ID = ID;*/
1226         Set(fetch, item->DescURI());
1227     }
1228
1229     void Log(const char *tag, pkgAcquire::Item *item) {
1230         //printf("%s(%s) S:%u Q:%u\n", tag, item->DescURI().c_str(), item->Status, item->QueueCounter);
1231     }
1232
1233     virtual void Fetch(pkgAcquire::ItemDesc &desc) {
1234         Log("Fetch", desc.Owner);
1235         Set(true, desc.Owner);
1236     }
1237
1238     virtual void Done(pkgAcquire::ItemDesc &desc) {
1239         Log("Done", desc.Owner);
1240         Set(false, desc.Owner);
1241     }
1242
1243     virtual void Fail(pkgAcquire::ItemDesc &desc) {
1244         Log("Fail", desc.Owner);
1245         Set(false, desc.Owner);
1246     }
1247
1248     virtual bool Pulse_(pkgAcquire *Owner) {
1249         std::set<std::string> fetches;
1250         for (pkgAcquire::ItemCIterator item(Owner->ItemsBegin()); item != Owner->ItemsEnd(); ++item) {
1251             bool fetch;
1252             if ((*item)->QueueCounter == 0)
1253                 fetch = false;
1254             else switch ((*item)->Status) {
1255                 case pkgAcquire::Item::StatFetching:
1256                     fetches.insert((*item)->DescURI());
1257                     fetch = true;
1258                 break;
1259
1260                 default:
1261                     fetch = false;
1262                 break;
1263             }
1264
1265             Log(fetch ? "Pulse<true>" : "Pulse<false>", *item);
1266             Set(fetch, *item);
1267         }
1268
1269         std::vector<std::string> stops;
1270         std::set_difference(fetches_.begin(), fetches_.end(), fetches.begin(), fetches.end(), std::back_insert_iterator<std::vector<std::string>>(stops));
1271         for (std::vector<std::string>::const_iterator stop(stops.begin()); stop != stops.end(); ++stop) {
1272             //printf("Stop(%s)\n", stop->c_str());
1273             Set(false, *stop);
1274         }
1275
1276         return ![delegate_ isSourceCancelled];
1277     }
1278
1279     virtual void Stop() {
1280         pkgAcquireStatus::Stop();
1281         [database_ resetFetch];
1282     }
1283 };
1284 /* }}} */
1285 /* ProgressEvent Implementation {{{ */
1286 @implementation CydiaProgressEvent
1287
1288 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type {
1289     return [[[CydiaProgressEvent alloc] initWithMessage:message ofType:type] autorelease];
1290 }
1291
1292 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forPackage:(NSString *)package {
1293     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1294     [event setPackage:package];
1295     return event;
1296 }
1297
1298 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forItemDesc:(pkgAcquire::ItemDesc &)desc {
1299     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1300
1301     NSString *description([NSString stringWithUTF8String:desc.Description.c_str()]);
1302     NSArray *fields([description componentsSeparatedByString:@" "]);
1303     [event setItem:fields];
1304
1305     if ([fields count] > 3) {
1306         [event setPackage:[fields objectAtIndex:2]];
1307         [event setVersion:[fields objectAtIndex:3]];
1308     }
1309
1310     [event setURL:[NSString stringWithUTF8String:desc.URI.c_str()]];
1311
1312     return event;
1313 }
1314
1315 + (NSArray *) _attributeKeys {
1316     return [NSArray arrayWithObjects:
1317         @"item",
1318         @"message",
1319         @"package",
1320         @"type",
1321         @"url",
1322         @"version",
1323     nil];
1324 }
1325
1326 - (NSArray *) attributeKeys {
1327     return [[self class] _attributeKeys];
1328 }
1329
1330 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1331     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1332 }
1333
1334 - (id) initWithMessage:(NSString *)message ofType:(NSString *)type {
1335     if ((self = [super init]) != nil) {
1336         message_ = message;
1337         type_ = type;
1338     } return self;
1339 }
1340
1341 - (NSString *) message {
1342     return message_;
1343 }
1344
1345 - (NSString *) type {
1346     return type_;
1347 }
1348
1349 - (NSArray *) item {
1350     return (id) item_ ?: [NSNull null];
1351 }
1352
1353 - (void) setItem:(NSArray *)item {
1354     item_ = item;
1355 }
1356
1357 - (NSString *) package {
1358     return (id) package_ ?: [NSNull null];
1359 }
1360
1361 - (void) setPackage:(NSString *)package {
1362     package_ = package;
1363 }
1364
1365 - (NSString *) url {
1366     return (id) url_ ?: [NSNull null];
1367 }
1368
1369 - (void) setURL:(NSString *)url {
1370     url_ = url;
1371 }
1372
1373 - (void) setVersion:(NSString *)version {
1374     version_ = version;
1375 }
1376
1377 - (NSString *) version {
1378     return (id) version_ ?: [NSNull null];
1379 }
1380
1381 - (NSString *) compound:(NSString *)value {
1382     if (value != nil) {
1383         NSString *mode(nil); {
1384             NSString *type([self type]);
1385             if ([type isEqualToString:kCydiaProgressEventTypeError])
1386                 mode = UCLocalize("ERROR");
1387             else if ([type isEqualToString:kCydiaProgressEventTypeWarning])
1388                 mode = UCLocalize("WARNING");
1389         }
1390
1391         if (mode != nil)
1392             value = [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), mode, value];
1393     }
1394
1395     return value;
1396 }
1397
1398 - (NSString *) compoundMessage {
1399     return [self compound:[self message]];
1400 }
1401
1402 - (NSString *) compoundTitle {
1403     NSString *title;
1404
1405     if (package_ == nil)
1406         title = nil;
1407     else if (Package *package = [[Database sharedInstance] packageWithName:package_])
1408         title = [package name];
1409     else
1410         title = package_;
1411
1412     return [self compound:title];
1413 }
1414
1415 @end
1416 /* }}} */
1417
1418 // Cytore Definitions {{{
1419 struct PackageValue :
1420     Cytore::Block
1421 {
1422     Cytore::Offset<PackageValue> next_;
1423
1424     uint32_t index_ : 23;
1425     uint32_t subscribed_ : 1;
1426     uint32_t : 8;
1427
1428     int32_t first_;
1429     int32_t last_;
1430
1431     uint16_t vhash_;
1432     uint16_t nhash_;
1433
1434     char version_[8];
1435     char name_[];
1436 };
1437
1438 struct MetaValue :
1439     Cytore::Block
1440 {
1441     uint32_t active_;
1442     Cytore::Offset<PackageValue> packages_[1 << 16];
1443 };
1444
1445 static Cytore::File<MetaValue> MetaFile_;
1446 // }}}
1447 // Cytore Helper Functions {{{
1448 static PackageValue *PackageFind(const char *name, size_t length, bool *fail = NULL) {
1449     SplitHash nhash = { hashlittle(name, length) };
1450
1451     PackageValue *metadata;
1452
1453     Cytore::Offset<PackageValue> *offset(&MetaFile_->packages_[nhash.u16[0]]);
1454     for (;; offset = &metadata->next_) { if (offset->IsNull()) {
1455         *offset = MetaFile_.New<PackageValue>(length + 1);
1456         metadata = &MetaFile_.Get(*offset);
1457
1458         if (metadata == NULL) {
1459             if (fail != NULL)
1460                 *fail = true;
1461
1462             metadata = new PackageValue();
1463             memset(metadata, 0, sizeof(*metadata));
1464         }
1465
1466         memcpy(metadata->name_, name, length);
1467         metadata->name_[length] = '\0';
1468         metadata->nhash_ = nhash.u16[1];
1469     } else {
1470         metadata = &MetaFile_.Get(*offset);
1471         if (metadata->nhash_ != nhash.u16[1])
1472             continue;
1473         if (strncmp(metadata->name_, name, length) != 0)
1474             continue;
1475         if (metadata->name_[length] != '\0')
1476             continue;
1477     } break; }
1478
1479     return metadata;
1480 }
1481
1482 static void PackageImport(const void *key, const void *value, void *context) {
1483     bool &fail(*reinterpret_cast<bool *>(context));
1484
1485     char buffer[1024];
1486     if (!CFStringGetCString((CFStringRef) key, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1487         NSLog(@"failed to import package %@", key);
1488         return;
1489     }
1490
1491     PackageValue *metadata(PackageFind(buffer, strlen(buffer), &fail));
1492     NSDictionary *package((NSDictionary *) value);
1493
1494     if (NSNumber *subscribed = [package objectForKey:@"IsSubscribed"])
1495         if ([subscribed boolValue] && !metadata->subscribed_)
1496             metadata->subscribed_ = true;
1497
1498     if (NSDate *date = [package objectForKey:@"FirstSeen"]) {
1499         time_t time([date timeIntervalSince1970]);
1500         if (metadata->first_ > time || metadata->first_ == 0)
1501             metadata->first_ = time;
1502     }
1503
1504     NSDate *date([package objectForKey:@"LastSeen"]);
1505     NSString *version([package objectForKey:@"LastVersion"]);
1506
1507     if (date != nil && version != nil) {
1508         time_t time([date timeIntervalSince1970]);
1509         if (metadata->last_ < time || metadata->last_ == 0)
1510             if (CFStringGetCString((CFStringRef) version, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1511                 size_t length(strlen(buffer));
1512                 uint16_t vhash(hashlittle(buffer, length));
1513
1514                 size_t capped(std::min<size_t>(8, length));
1515                 char *latest(buffer + length - capped);
1516
1517                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
1518                 metadata->vhash_ = vhash;
1519
1520                 metadata->last_ = time;
1521             }
1522     }
1523 }
1524 // }}}
1525
1526 /* Source Class {{{ */
1527 @interface Source : NSObject {
1528     unsigned era_;
1529     Database *database_;
1530     metaIndex *index_;
1531
1532     CYString depiction_;
1533     CYString description_;
1534     CYString label_;
1535     CYString origin_;
1536     CYString support_;
1537
1538     CYString uri_;
1539     CYString distribution_;
1540     CYString type_;
1541     CYString base_;
1542     CYString version_;
1543
1544     _H<NSString> host_;
1545     _H<NSString> authority_;
1546
1547     CYString defaultIcon_;
1548
1549     _H<NSMutableDictionary> record_;
1550     BOOL trusted_;
1551
1552     std::set<std::string> fetches_;
1553     std::set<std::string> files_;
1554     _transient NSObject<SourceDelegate> *delegate_;
1555 }
1556
1557 - (Source *) initWithMetaIndex:(metaIndex *)index forDatabase:(Database *)database inPool:(CYPool *)pool;
1558
1559 - (NSComparisonResult) compareByName:(Source *)source;
1560
1561 - (NSString *) depictionForPackage:(NSString *)package;
1562 - (NSString *) supportForPackage:(NSString *)package;
1563
1564 - (metaIndex *) metaIndex;
1565 - (NSDictionary *) record;
1566 - (BOOL) trusted;
1567
1568 - (NSString *) rooturi;
1569 - (NSString *) distribution;
1570 - (NSString *) type;
1571
1572 - (NSString *) key;
1573 - (NSString *) host;
1574
1575 - (NSString *) name;
1576 - (NSString *) shortDescription;
1577 - (NSString *) label;
1578 - (NSString *) origin;
1579 - (NSString *) version;
1580
1581 - (NSString *) defaultIcon;
1582 - (NSURL *) iconURL;
1583
1584 - (void) setFetch:(bool)fetch forURI:(const char *)uri;
1585 - (void) resetFetch;
1586
1587 @end
1588
1589 @implementation Source
1590
1591 + (NSString *) webScriptNameForSelector:(SEL)selector {
1592     if (false);
1593     else if (selector == @selector(addSection:))
1594         return @"addSection";
1595     else if (selector == @selector(getField:))
1596         return @"getField";
1597     else if (selector == @selector(removeSection:))
1598         return @"removeSection";
1599     else if (selector == @selector(remove))
1600         return @"remove";
1601     else
1602         return nil;
1603 }
1604
1605 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
1606     return [self webScriptNameForSelector:selector] == nil;
1607 }
1608
1609 + (NSArray *) _attributeKeys {
1610     return [NSArray arrayWithObjects:
1611         @"baseuri",
1612         @"distribution",
1613         @"host",
1614         @"key",
1615         @"iconuri",
1616         @"label",
1617         @"name",
1618         @"origin",
1619         @"rooturi",
1620         @"sections",
1621         @"shortDescription",
1622         @"trusted",
1623         @"type",
1624         @"version",
1625     nil];
1626 }
1627
1628 - (NSArray *) attributeKeys {
1629     return [[self class] _attributeKeys];
1630 }
1631
1632 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1633     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1634 }
1635
1636 - (metaIndex *) metaIndex {
1637     return index_;
1638 }
1639
1640 - (void) setMetaIndex:(metaIndex *)index inPool:(CYPool *)pool {
1641     trusted_ = index->IsTrusted();
1642
1643     uri_.set(pool, index->GetURI());
1644     distribution_.set(pool, index->GetDist());
1645     type_.set(pool, index->GetType());
1646
1647     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index));
1648     if (dindex != NULL) {
1649         std::string file(dindex->MetaIndexURI(""));
1650         base_.set(pool, file);
1651
1652         pkgAcquire acquire;
1653         _profile(Source$setMetaIndex$GetIndexes)
1654         dindex->GetIndexes(&acquire, true);
1655         _end
1656         _profile(Source$setMetaIndex$DescURI)
1657         for (pkgAcquire::ItemIterator item(acquire.ItemsBegin()); item != acquire.ItemsEnd(); item++) {
1658             std::string file((*item)->DescURI());
1659             files_.insert(file);
1660             if (file.length() < sizeof("Packages.bz2") || file.substr(file.length() - sizeof("Packages.bz2")) != "/Packages.bz2")
1661                 continue;
1662             file = file.substr(0, file.length() - 4);
1663             files_.insert(file);
1664             files_.insert(file + ".gz");
1665             files_.insert(file + "Index");
1666         }
1667         _end
1668
1669         FileFd fd;
1670         if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly))
1671             _error->Discard();
1672         else {
1673             pkgTagFile tags(&fd);
1674
1675             pkgTagSection section;
1676             tags.Step(section);
1677
1678             struct {
1679                 const char *name_;
1680                 CYString *value_;
1681             } names[] = {
1682                 {"default-icon", &defaultIcon_},
1683                 {"depiction", &depiction_},
1684                 {"description", &description_},
1685                 {"label", &label_},
1686                 {"origin", &origin_},
1687                 {"support", &support_},
1688                 {"version", &version_},
1689             };
1690
1691             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
1692                 const char *start, *end;
1693
1694                 if (section.Find(names[i].name_, start, end)) {
1695                     CYString &value(*names[i].value_);
1696                     value.set(pool, start, end - start);
1697                 }
1698             }
1699         }
1700     }
1701
1702     record_ = [Sources_ objectForKey:[self key]];
1703
1704     NSURL *url([NSURL URLWithString:uri_]);
1705
1706     host_ = [url host];
1707     if (host_ != nil)
1708         host_ = [host_ lowercaseString];
1709
1710     if (host_ != nil)
1711         authority_ = host_;
1712     else
1713         authority_ = [url path];
1714 }
1715
1716 - (Source *) initWithMetaIndex:(metaIndex *)index forDatabase:(Database *)database inPool:(CYPool *)pool {
1717     if ((self = [super init]) != nil) {
1718         era_ = [database era];
1719         database_ = database;
1720         index_ = index;
1721
1722         _profile(Source$initWithMetaIndex$setMetaIndex)
1723         [self setMetaIndex:index inPool:pool];
1724         _end
1725     } return self;
1726 }
1727
1728 - (NSString *) getField:(NSString *)name {
1729 @synchronized (database_) {
1730     if ([database_ era] != era_ || index_ == NULL)
1731         return nil;
1732
1733     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index_));
1734     if (dindex == NULL)
1735         return nil;
1736
1737     FileFd fd;
1738     if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly)) {
1739          _error->Discard();
1740          return nil;
1741     }
1742
1743     pkgTagFile tags(&fd);
1744
1745     pkgTagSection section;
1746     tags.Step(section);
1747
1748     const char *start, *end;
1749     if (!section.Find([name UTF8String], start, end))
1750         return (NSString *) [NSNull null];
1751
1752     return [NSString stringWithString:[(NSString *) CYStringCreate(start, end - start) autorelease]];
1753 } }
1754
1755 - (NSComparisonResult) compareByName:(Source *)source {
1756     NSString *lhs = [self name];
1757     NSString *rhs = [source name];
1758
1759     if ([lhs length] != 0 && [rhs length] != 0) {
1760         unichar lhc = [lhs characterAtIndex:0];
1761         unichar rhc = [rhs characterAtIndex:0];
1762
1763         if (isalpha(lhc) && !isalpha(rhc))
1764             return NSOrderedAscending;
1765         else if (!isalpha(lhc) && isalpha(rhc))
1766             return NSOrderedDescending;
1767     }
1768
1769     return [lhs compare:rhs options:LaxCompareOptions_];
1770 }
1771
1772 - (NSString *) depictionForPackage:(NSString *)package {
1773     return depiction_.empty() ? nil : [static_cast<id>(depiction_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1774 }
1775
1776 - (NSString *) supportForPackage:(NSString *)package {
1777     return support_.empty() ? nil : [static_cast<id>(support_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1778 }
1779
1780 - (NSArray *) sections {
1781     return record_ == nil ? (id) [NSNull null] : [record_ objectForKey:@"Sections"] ?: [NSArray array];
1782 }
1783
1784 - (void) _addSection:(NSString *)section {
1785     if (record_ == nil)
1786         return;
1787     else if (NSMutableArray *sections = [record_ objectForKey:@"Sections"]) {
1788         if (![sections containsObject:section]) {
1789             [sections addObject:section];
1790             Changed_ = true;
1791         }
1792     } else {
1793         [record_ setObject:[NSMutableArray arrayWithObject:section] forKey:@"Sections"];
1794         Changed_ = true;
1795     }
1796 }
1797
1798 - (bool) addSection:(NSString *)section {
1799     if (record_ == nil)
1800         return false;
1801
1802     [self performSelectorOnMainThread:@selector(_addSection:) withObject:section waitUntilDone:NO];
1803     return true;
1804 }
1805
1806 - (void) _removeSection:(NSString *)section {
1807     if (record_ == nil)
1808         return;
1809
1810     if (NSMutableArray *sections = [record_ objectForKey:@"Sections"])
1811         if ([sections containsObject:section]) {
1812             [sections removeObject:section];
1813             Changed_ = true;
1814         }
1815 }
1816
1817 - (bool) removeSection:(NSString *)section {
1818     if (record_ == nil)
1819         return false;
1820
1821     [self performSelectorOnMainThread:@selector(_removeSection:) withObject:section waitUntilDone:NO];
1822     return true;
1823 }
1824
1825 - (void) _remove {
1826     [Sources_ removeObjectForKey:[self key]];
1827     Changed_ = true;
1828 }
1829
1830 - (bool) remove {
1831     bool value(record_ != nil);
1832     [self performSelectorOnMainThread:@selector(_remove) withObject:nil waitUntilDone:NO];
1833     return value;
1834 }
1835
1836 - (NSDictionary *) record {
1837     return record_;
1838 }
1839
1840 - (BOOL) trusted {
1841     return trusted_;
1842 }
1843
1844 - (NSString *) rooturi {
1845     return uri_;
1846 }
1847
1848 - (NSString *) distribution {
1849     return distribution_;
1850 }
1851
1852 - (NSString *) type {
1853     return type_;
1854 }
1855
1856 - (NSString *) baseuri {
1857     return base_.empty() ? nil : (id) base_;
1858 }
1859
1860 - (NSString *) iconuri {
1861     if (NSString *base = [self baseuri])
1862         return [base stringByAppendingString:@"CydiaIcon.png"];
1863
1864     return nil;
1865 }
1866
1867 - (NSURL *) iconURL {
1868     if (NSString *uri = [self iconuri])
1869         return [NSURL URLWithString:uri];
1870     return nil;
1871 }
1872
1873 - (NSString *) key {
1874     return [NSString stringWithFormat:@"%@:%@:%@", (NSString *) type_, (NSString *) uri_, (NSString *) distribution_];
1875 }
1876
1877 - (NSString *) host {
1878     return host_;
1879 }
1880
1881 - (NSString *) name {
1882     return origin_.empty() ? (id) authority_ : origin_;
1883 }
1884
1885 - (NSString *) shortDescription {
1886     return description_;
1887 }
1888
1889 - (NSString *) label {
1890     return label_.empty() ? (id) authority_ : label_;
1891 }
1892
1893 - (NSString *) origin {
1894     return origin_;
1895 }
1896
1897 - (NSString *) version {
1898     return version_;
1899 }
1900
1901 - (NSString *) defaultIcon {
1902     return defaultIcon_;
1903 }
1904
1905 - (void) setDelegate:(NSObject<SourceDelegate> *)delegate {
1906     delegate_ = delegate;
1907 }
1908
1909 - (bool) fetch {
1910     return !fetches_.empty();
1911 }
1912
1913 - (void) setFetch:(bool)fetch forURI:(const char *)uri {
1914     if (!fetch) {
1915         if (fetches_.erase(uri) == 0)
1916             return;
1917     } else if (files_.find(uri) == files_.end())
1918         return;
1919     else if (!fetches_.insert(uri).second)
1920         return;
1921
1922     [delegate_ performSelectorOnMainThread:@selector(setFetch:) withObject:[NSNumber numberWithBool:[self fetch]] waitUntilDone:NO];
1923 }
1924
1925 - (void) resetFetch {
1926     fetches_.clear();
1927     [delegate_ performSelectorOnMainThread:@selector(setFetch:) withObject:[NSNumber numberWithBool:NO] waitUntilDone:NO];
1928 }
1929
1930 @end
1931 /* }}} */
1932 /* CydiaOperation Class {{{ */
1933 @interface CydiaOperation : NSObject {
1934     _H<NSString> operator_;
1935     _H<NSString> value_;
1936 }
1937
1938 - (NSString *) operator;
1939 - (NSString *) value;
1940
1941 @end
1942
1943 @implementation CydiaOperation
1944
1945 - (id) initWithOperator:(const char *)_operator value:(const char *)value {
1946     if ((self = [super init]) != nil) {
1947         operator_ = [NSString stringWithUTF8String:_operator];
1948         value_ = [NSString stringWithUTF8String:value];
1949     } return self;
1950 }
1951
1952 + (NSArray *) _attributeKeys {
1953     return [NSArray arrayWithObjects:
1954         @"operator",
1955         @"value",
1956     nil];
1957 }
1958
1959 - (NSArray *) attributeKeys {
1960     return [[self class] _attributeKeys];
1961 }
1962
1963 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1964     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1965 }
1966
1967 - (NSString *) operator {
1968     return operator_;
1969 }
1970
1971 - (NSString *) value {
1972     return value_;
1973 }
1974
1975 @end
1976 /* }}} */
1977 /* CydiaClause Class {{{ */
1978 @interface CydiaClause : NSObject {
1979     _H<NSString> package_;
1980     _H<CydiaOperation> version_;
1981 }
1982
1983 - (NSString *) package;
1984 - (CydiaOperation *) version;
1985
1986 @end
1987
1988 @implementation CydiaClause
1989
1990 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1991     if ((self = [super init]) != nil) {
1992         package_ = [NSString stringWithUTF8String:dep.TargetPkg().Name()];
1993
1994         if (const char *version = dep.TargetVer())
1995             version_ = [[[CydiaOperation alloc] initWithOperator:dep.CompType() value:version] autorelease];
1996         else
1997             version_ = (id) [NSNull null];
1998     } return self;
1999 }
2000
2001 + (NSArray *) _attributeKeys {
2002     return [NSArray arrayWithObjects:
2003         @"package",
2004         @"version",
2005     nil];
2006 }
2007
2008 - (NSArray *) attributeKeys {
2009     return [[self class] _attributeKeys];
2010 }
2011
2012 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2013     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2014 }
2015
2016 - (NSString *) package {
2017     return package_;
2018 }
2019
2020 - (CydiaOperation *) version {
2021     return version_;
2022 }
2023
2024 @end
2025 /* }}} */
2026 /* CydiaRelation Class {{{ */
2027 @interface CydiaRelation : NSObject {
2028     _H<NSString> relationship_;
2029     _H<NSMutableArray> clauses_;
2030 }
2031
2032 - (NSString *) relationship;
2033 - (NSArray *) clauses;
2034
2035 @end
2036
2037 @implementation CydiaRelation
2038
2039 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
2040     if ((self = [super init]) != nil) {
2041         relationship_ = [NSString stringWithUTF8String:dep.DepType()];
2042         clauses_ = [NSMutableArray arrayWithCapacity:8];
2043
2044         pkgCache::DepIterator start;
2045         pkgCache::DepIterator end;
2046         dep.GlobOr(start, end); // ++dep
2047
2048         _forever {
2049             [clauses_ addObject:[[[CydiaClause alloc] initWithIterator:start] autorelease]];
2050
2051             // yes, seriously. (wtf?)
2052             if (start == end)
2053                 break;
2054             ++start;
2055         }
2056     } return self;
2057 }
2058
2059 + (NSArray *) _attributeKeys {
2060     return [NSArray arrayWithObjects:
2061         @"clauses",
2062         @"relationship",
2063     nil];
2064 }
2065
2066 - (NSArray *) attributeKeys {
2067     return [[self class] _attributeKeys];
2068 }
2069
2070 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2071     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2072 }
2073
2074 - (NSString *) relationship {
2075     return relationship_;
2076 }
2077
2078 - (NSArray *) clauses {
2079     return clauses_;
2080 }
2081
2082 - (void) addClause:(CydiaClause *)clause {
2083     [clauses_ addObject:clause];
2084 }
2085
2086 @end
2087 /* }}} */
2088 /* Package Class {{{ */
2089 struct ParsedPackage {
2090     CYString md5sum_;
2091     CYString tagline_;
2092
2093     CYString architecture_;
2094     CYString icon_;
2095
2096     CYString depiction_;
2097     CYString homepage_;
2098     CYString author_;
2099
2100     CYString support_;
2101 };
2102
2103 @interface Package : NSObject {
2104     uint32_t era_ : 25;
2105     @public uint32_t role_ : 3;
2106     uint32_t essential_ : 1;
2107     uint32_t obsolete_ : 1;
2108     uint32_t ignored_ : 1;
2109     uint32_t pooled_ : 1;
2110
2111     CYPool *pool_;
2112
2113     uint32_t rank_;
2114
2115     _transient Database *database_;
2116
2117     pkgCache::VerIterator version_;
2118     pkgCache::PkgIterator iterator_;
2119     pkgCache::VerFileIterator file_;
2120
2121     CYString id_;
2122     CYString name_;
2123     CYString transform_;
2124
2125     CYString latest_;
2126     CYString installed_;
2127     time_t upgraded_;
2128
2129     const char *section_;
2130     _transient NSString *section$_;
2131
2132     _H<Source> source_;
2133
2134     PackageValue *metadata_;
2135     ParsedPackage *parsed_;
2136
2137     _H<NSMutableArray> tags_;
2138 }
2139
2140 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(CYPool *)pool database:(Database *)database;
2141 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(CYPool *)pool database:(Database *)database;
2142
2143 - (pkgCache::PkgIterator) iterator;
2144 - (void) parse;
2145
2146 - (NSString *) section;
2147 - (NSString *) simpleSection;
2148
2149 - (NSString *) longSection;
2150 - (NSString *) shortSection;
2151
2152 - (NSString *) uri;
2153
2154 - (MIMEAddress *) maintainer;
2155 - (size_t) size;
2156 - (NSString *) longDescription;
2157 - (NSString *) shortDescription;
2158 - (unichar) index;
2159
2160 - (PackageValue *) metadata;
2161 - (time_t) seen;
2162
2163 - (bool) subscribed;
2164 - (bool) setSubscribed:(bool)subscribed;
2165
2166 - (BOOL) ignored;
2167
2168 - (NSString *) latest;
2169 - (NSString *) installed;
2170 - (BOOL) uninstalled;
2171
2172 - (BOOL) valid;
2173 - (BOOL) upgradableAndEssential:(BOOL)essential;
2174 - (BOOL) essential;
2175 - (BOOL) broken;
2176 - (BOOL) unfiltered;
2177 - (BOOL) visible;
2178
2179 - (BOOL) half;
2180 - (BOOL) halfConfigured;
2181 - (BOOL) halfInstalled;
2182 - (BOOL) hasMode;
2183 - (NSString *) mode;
2184
2185 - (NSString *) id;
2186 - (NSString *) name;
2187 - (UIImage *) icon;
2188 - (NSString *) homepage;
2189 - (NSString *) depiction;
2190 - (MIMEAddress *) author;
2191
2192 - (NSString *) support;
2193
2194 - (NSArray *) files;
2195 - (NSArray *) warnings;
2196 - (NSArray *) applications;
2197
2198 - (Source *) source;
2199
2200 - (uint32_t) rank;
2201 - (BOOL) matches:(NSArray *)query;
2202
2203 - (BOOL) hasTag:(NSString *)tag;
2204 - (NSString *) primaryPurpose;
2205 - (NSArray *) purposes;
2206 - (bool) isCommercial;
2207
2208 - (void) setIndex:(size_t)index;
2209
2210 - (CYString &) cyname;
2211
2212 - (uint32_t) compareBySection:(NSArray *)sections;
2213
2214 - (void) install;
2215 - (void) remove;
2216
2217 @end
2218
2219 uint32_t PackageChangesRadix(Package *self, void *) {
2220     union {
2221         uint32_t key;
2222
2223         struct {
2224             uint32_t timestamp : 30;
2225             uint32_t ignored : 1;
2226             uint32_t upgradable : 1;
2227         } bits;
2228     } value;
2229
2230     bool upgradable([self upgradableAndEssential:YES]);
2231     value.bits.upgradable = upgradable ? 1 : 0;
2232
2233     if (upgradable) {
2234         value.bits.timestamp = 0;
2235         value.bits.ignored = [self ignored] ? 0 : 1;
2236         value.bits.upgradable = 1;
2237     } else {
2238         value.bits.timestamp = [self seen] >> 2;
2239         value.bits.ignored = 0;
2240         value.bits.upgradable = 0;
2241     }
2242
2243     return _not(uint32_t) - value.key;
2244 }
2245
2246 CYString &(*PackageName)(Package *self, SEL sel);
2247
2248 uint32_t PackagePrefixRadix(Package *self, void *context) {
2249     size_t offset(reinterpret_cast<size_t>(context));
2250     CYString &name(PackageName(self, @selector(cyname)));
2251
2252     size_t size(name.size());
2253     if (size == 0)
2254         return 0;
2255     char *text(name.data());
2256
2257     size_t zeros;
2258     if (!isdigit(text[0]))
2259         zeros = 0;
2260     else {
2261         size_t digits(1);
2262         while (size != digits && isdigit(text[digits]))
2263             if (++digits == 4)
2264                 break;
2265         zeros = 4 - digits;
2266     }
2267
2268     uint8_t data[4];
2269
2270     if (offset == 0 && zeros != 0) {
2271         memset(data, '0', zeros);
2272         memcpy(data + zeros, text, 4 - zeros);
2273     } else {
2274         /* XXX: there's some danger here if you request a non-zero offset < 4 and it gets zero padded */
2275         if (size <= offset - zeros)
2276             return 0;
2277
2278         text += offset - zeros;
2279         size -= offset - zeros;
2280
2281         if (size >= 4)
2282             memcpy(data, text, 4);
2283         else {
2284             memcpy(data, text, size);
2285             memset(data + size, 0, 4 - size);
2286         }
2287
2288         for (size_t i(0); i != 4; ++i)
2289             if (isalpha(data[i]))
2290                 data[i] |= 0x20;
2291     }
2292
2293     if (offset == 0)
2294         if (data[0] == '@')
2295             data[0] = 0x7f;
2296         else
2297             data[0] = (data[0] & 0x1f) | "\x80\x00\xc0\x40"[data[0] >> 6];
2298
2299     /* XXX: ntohl may be more honest */
2300     return OSSwapInt32(*reinterpret_cast<uint32_t *>(data));
2301 }
2302
2303 CFComparisonResult StringNameCompare(CFStringRef lhn, CFStringRef rhn, size_t length) {
2304     _profile(PackageNameCompare)
2305         if (lhn == NULL)
2306             return rhn == NULL ? kCFCompareEqualTo : kCFCompareLessThan;
2307         else if (rhn == NULL)
2308             return kCFCompareGreaterThan;
2309
2310         CFIndex length(CFStringGetLength(lhn));
2311
2312         _profile(PackageNameCompare$NumbersLast)
2313             if (length != 0 && CFStringGetLength(rhn) != 0) {
2314                 UniChar lhc(CFStringGetCharacterAtIndex(lhn, 0));
2315                 UniChar rhc(CFStringGetCharacterAtIndex(rhn, 0));
2316                 bool lha(CFUniCharIsMemberOf(lhc, kCFUniCharLetterCharacterSet));
2317                 if (lha != CFUniCharIsMemberOf(rhc, kCFUniCharLetterCharacterSet))
2318                     return lha ? kCFCompareLessThan : kCFCompareGreaterThan;
2319             }
2320         _end
2321
2322         _profile(PackageNameCompare$Compare)
2323             return CFStringCompareWithOptionsAndLocale(lhn, rhn, CFRangeMake(0, length), LaxCompareFlags_, (CFLocaleRef) (id) CollationLocale_);
2324         _end
2325     _end
2326 }
2327
2328 _finline CFComparisonResult StringNameCompare(NSString *lhn, NSString*rhn, size_t length) {
2329     return StringNameCompare((CFStringRef) lhn, (CFStringRef) rhn, length);
2330 }
2331
2332 CFComparisonResult PackageNameCompare(Package *lhs, Package *rhs, void *arg) {
2333     CYString &lhn(PackageName(lhs, @selector(cyname)));
2334     NSString *rhn(PackageName(rhs, @selector(cyname)));
2335     return StringNameCompare(lhn, rhn, lhn.size());
2336 }
2337
2338 CFComparisonResult PackageNameCompare_(Package **lhs, Package **rhs, void *arg) {
2339     return PackageNameCompare(*lhs, *rhs, arg);
2340 }
2341
2342 struct PackageNameOrdering :
2343     std::binary_function<Package *, Package *, bool>
2344 {
2345     _finline bool operator ()(Package *lhs, Package *rhs) const {
2346         return PackageNameCompare(lhs, rhs, NULL) == kCFCompareLessThan;
2347     }
2348 };
2349
2350 @implementation Package
2351
2352 - (NSString *) description {
2353     return [NSString stringWithFormat:@"<Package:%@>", static_cast<NSString *>(name_)];
2354 }
2355
2356 - (void) dealloc {
2357     if (!pooled_)
2358         delete pool_;
2359     if (parsed_ != NULL)
2360         delete parsed_;
2361     [super dealloc];
2362 }
2363
2364 + (NSString *) webScriptNameForSelector:(SEL)selector {
2365     if (false);
2366     else if (selector == @selector(clear))
2367         return @"clear";
2368     else if (selector == @selector(getField:))
2369         return @"getField";
2370     else if (selector == @selector(getRecord))
2371         return @"getRecord";
2372     else if (selector == @selector(hasTag:))
2373         return @"hasTag";
2374     else if (selector == @selector(install))
2375         return @"install";
2376     else if (selector == @selector(remove))
2377         return @"remove";
2378     else
2379         return nil;
2380 }
2381
2382 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
2383     return [self webScriptNameForSelector:selector] == nil;
2384 }
2385
2386 + (NSArray *) _attributeKeys {
2387     return [NSArray arrayWithObjects:
2388         @"applications",
2389         @"architecture",
2390         @"author",
2391         @"depiction",
2392         @"essential",
2393         @"homepage",
2394         @"icon",
2395         @"id",
2396         @"installed",
2397         @"latest",
2398         @"longDescription",
2399         @"longSection",
2400         @"maintainer",
2401         @"md5sum",
2402         @"mode",
2403         @"name",
2404         @"purposes",
2405         @"relations",
2406         @"section",
2407         @"selection",
2408         @"shortDescription",
2409         @"shortSection",
2410         @"simpleSection",
2411         @"size",
2412         @"source",
2413         @"state",
2414         @"support",
2415         @"tags",
2416         @"upgraded",
2417         @"warnings",
2418     nil];
2419 }
2420
2421 - (NSArray *) attributeKeys {
2422     return [[self class] _attributeKeys];
2423 }
2424
2425 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2426     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2427 }
2428
2429 - (NSArray *) relations {
2430 @synchronized (database_) {
2431     NSMutableArray *relations([NSMutableArray arrayWithCapacity:16]);
2432     for (pkgCache::DepIterator dep(version_.DependsList()); !dep.end(); ++dep)
2433         [relations addObject:[[[CydiaRelation alloc] initWithIterator:dep] autorelease]];
2434     return relations;
2435 } }
2436
2437 - (NSString *) architecture {
2438     [self parse];
2439 @synchronized (database_) {
2440     return parsed_->architecture_.empty() ? [NSNull null] : (id) parsed_->architecture_;
2441 } }
2442
2443 - (NSString *) getField:(NSString *)name {
2444 @synchronized (database_) {
2445     if ([database_ era] != era_ || file_.end())
2446         return nil;
2447
2448     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2449
2450     const char *start, *end;
2451     if (!parser.Find([name UTF8String], start, end))
2452         return (NSString *) [NSNull null];
2453
2454     return [NSString stringWithString:[(NSString *) CYStringCreate(start, end - start) autorelease]];
2455 } }
2456
2457 - (NSString *) getRecord {
2458 @synchronized (database_) {
2459     if ([database_ era] != era_ || file_.end())
2460         return nil;
2461
2462     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2463
2464     const char *start, *end;
2465     parser.GetRec(start, end);
2466
2467     return [NSString stringWithString:[(NSString *) CYStringCreate(start, end - start) autorelease]];
2468 } }
2469
2470 - (void) parse {
2471     if (parsed_ != NULL)
2472         return;
2473 @synchronized (database_) {
2474     if ([database_ era] != era_ || file_.end())
2475         return;
2476
2477     ParsedPackage *parsed(new ParsedPackage);
2478     parsed_ = parsed;
2479
2480     _profile(Package$parse)
2481         pkgRecords::Parser *parser;
2482
2483         _profile(Package$parse$Lookup)
2484             parser = &[database_ records]->Lookup(file_);
2485         _end
2486
2487         CYString bugs;
2488         CYString website;
2489
2490         _profile(Package$parse$Find)
2491             struct {
2492                 const char *name_;
2493                 CYString *value_;
2494             } names[] = {
2495                 {"architecture", &parsed->architecture_},
2496                 {"icon", &parsed->icon_},
2497                 {"depiction", &parsed->depiction_},
2498                 {"homepage", &parsed->homepage_},
2499                 {"website", &website},
2500                 {"bugs", &bugs},
2501                 {"support", &parsed->support_},
2502                 {"author", &parsed->author_},
2503                 {"md5sum", &parsed->md5sum_},
2504             };
2505
2506             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
2507                 const char *start, *end;
2508
2509                 if (parser->Find(names[i].name_, start, end)) {
2510                     CYString &value(*names[i].value_);
2511                     _profile(Package$parse$Value)
2512                         value.set(pool_, start, end - start);
2513                     _end
2514                 }
2515             }
2516         _end
2517
2518         _profile(Package$parse$Tagline)
2519             const char *start, *end;
2520             if (parser->ShortDesc(start, end)) {
2521                 const char *stop(reinterpret_cast<const char *>(memchr(start, '\n', end - start)));
2522                 if (stop == NULL)
2523                     stop = end;
2524                 while (stop != start && stop[-1] == '\r')
2525                     --stop;
2526                 parsed->tagline_.set(pool_, start, stop - start);
2527             }
2528         _end
2529
2530         _profile(Package$parse$Retain)
2531             if (parsed->homepage_.empty())
2532                 parsed->homepage_ = website;
2533             if (parsed->homepage_ == parsed->depiction_)
2534                 parsed->homepage_.clear();
2535             if (parsed->support_.empty())
2536                 parsed->support_ = bugs;
2537         _end
2538     _end
2539 } }
2540
2541 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(CYPool *)pool database:(Database *)database {
2542     if ((self = [super init]) != nil) {
2543     _profile(Package$initWithVersion)
2544         if (pool == NULL)
2545             pool_ = new CYPool();
2546         else {
2547             pool_ = pool;
2548             pooled_ = true;
2549         }
2550
2551         database_ = database;
2552         era_ = [database era];
2553
2554         version_ = version;
2555
2556         pkgCache::PkgIterator iterator(version.ParentPkg());
2557         iterator_ = iterator;
2558
2559         _profile(Package$initWithVersion$Version)
2560             if (!version_.end())
2561                 file_ = version_.FileList();
2562             else {
2563                 pkgCache &cache([database_ cache]);
2564                 file_ = pkgCache::VerFileIterator(cache, cache.VerFileP);
2565             }
2566         _end
2567
2568         _profile(Package$initWithVersion$Cache)
2569             name_.set(NULL, iterator.Display());
2570
2571             latest_.set(NULL, StripVersion_(version_.VerStr()));
2572
2573             pkgCache::VerIterator current(iterator.CurrentVer());
2574             if (!current.end())
2575                 installed_.set(NULL, StripVersion_(current.VerStr()));
2576         _end
2577
2578         _profile(Package$initWithVersion$Transliterate) do {
2579             if (CollationTransl_ == NULL)
2580                 break;
2581             if (name_.empty())
2582                 break;
2583
2584             _profile(Package$initWithVersion$Transliterate$utf8)
2585             const uint8_t *data(reinterpret_cast<const uint8_t *>(name_.data()));
2586             for (size_t i(0), e(name_.size()); i != e; ++i)
2587                 if (data[i] >= 0x80)
2588                     goto extended;
2589             break; extended:;
2590             _end
2591
2592             UErrorCode code(U_ZERO_ERROR);
2593             int32_t length;
2594
2595             _profile(Package$initWithVersion$Transliterate$u_strFromUTF8WithSub)
2596             CollationString_.resize(name_.size());
2597             u_strFromUTF8WithSub(&CollationString_[0], CollationString_.size(), &length, name_.data(), name_.size(), 0xfffd, NULL, &code);
2598             if (!U_SUCCESS(code))
2599                 break;
2600             CollationString_.resize(length);
2601             _end
2602
2603             _profile(Package$initWithVersion$Transliterate$utrans_trans)
2604             length = CollationString_.size();
2605             utrans_trans(CollationTransl_, reinterpret_cast<UReplaceable *>(&CollationString_), &CollationUCalls_, 0, &length, &code);
2606             if (!U_SUCCESS(code))
2607                 break;
2608             _assert(CollationString_.size() == length);
2609             _end
2610
2611             _profile(Package$initWithVersion$Transliterate$u_strToUTF8WithSub$preflight)
2612             u_strToUTF8WithSub(NULL, 0, &length, CollationString_.data(), CollationString_.size(), 0xfffd, NULL, &code);
2613             if (code == U_BUFFER_OVERFLOW_ERROR)
2614                 code = U_ZERO_ERROR;
2615             else if (!U_SUCCESS(code))
2616                 break;
2617             _end
2618
2619             char *transform;
2620             _profile(Package$initWithVersion$Transliterate$apr_palloc)
2621             transform = pool_->malloc<char>(length);
2622             _end
2623             _profile(Package$initWithVersion$Transliterate$u_strToUTF8WithSub$transform)
2624             u_strToUTF8WithSub(transform, length, NULL, CollationString_.data(), CollationString_.size(), 0xfffd, NULL, &code);
2625             if (!U_SUCCESS(code))
2626                 break;
2627             _end
2628
2629             transform_.set(NULL, transform, length);
2630         } while (false); _end
2631
2632         _profile(Package$initWithVersion$Tags)
2633             pkgCache::TagIterator tag(iterator.TagList());
2634             if (!tag.end()) {
2635                 tags_ = [NSMutableArray arrayWithCapacity:8];
2636
2637                 goto tag; for (; !tag.end(); ++tag) tag: {
2638                     const char *name(tag.Name());
2639                     NSString *string((NSString *) CYStringCreate(name));
2640                     if (string == nil)
2641                         continue;
2642
2643                     [tags_ addObject:[string autorelease]];
2644
2645                     if (role_ == 0 && strncmp(name, "role::", 6) == 0 /*&& strcmp(name, "role::leaper") != 0*/) {
2646                         if (strcmp(name + 6, "enduser") == 0)
2647                             role_ = 1;
2648                         else if (strcmp(name + 6, "hacker") == 0)
2649                             role_ = 2;
2650                         else if (strcmp(name + 6, "developer") == 0)
2651                             role_ = 3;
2652                         else if (strcmp(name + 6, "cydia") == 0)
2653                             role_ = 7;
2654                         else
2655                             role_ = 4;
2656                     }
2657
2658                     if (strncmp(name, "cydia::", 7) == 0) {
2659                         if (strcmp(name + 7, "essential") == 0)
2660                             essential_ = true;
2661                         else if (strcmp(name + 7, "obsolete") == 0)
2662                             obsolete_ = true;
2663                     }
2664                 }
2665             }
2666         _end
2667
2668         _profile(Package$initWithVersion$Metadata)
2669             const char *mixed(iterator.Name());
2670             size_t size(strlen(mixed));
2671             static const size_t prefix(sizeof("/var/lib/dpkg/info/") - 1);
2672             char lower[prefix + size + 5 + 1];
2673
2674             for (size_t i(0); i != size; ++i)
2675                 lower[prefix + i] = mixed[i] | 0x20;
2676
2677             if (!installed_.empty()) {
2678                 memcpy(lower, "/var/lib/dpkg/info/", prefix);
2679                 memcpy(lower + prefix + size, ".list", 6);
2680                 struct stat info;
2681                 if (stat(lower, &info) != -1)
2682                     upgraded_ = info.st_birthtime;
2683             }
2684
2685             PackageValue *metadata(PackageFind(lower + prefix, size));
2686             metadata_ = metadata;
2687
2688             id_.set(NULL, metadata->name_, size);
2689
2690             const char *latest(version_.VerStr());
2691             size_t length(strlen(latest));
2692
2693             uint16_t vhash(hashlittle(latest, length));
2694
2695             size_t capped(std::min<size_t>(8, length));
2696             latest = latest + length - capped;
2697
2698             if (metadata->first_ == 0)
2699                 metadata->first_ = now_;
2700
2701             if (metadata->vhash_ != vhash || strncmp(metadata->version_, latest, sizeof(metadata->version_)) != 0) {
2702                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
2703                 metadata->vhash_ = vhash;
2704                 metadata->last_ = now_;
2705             } else if (metadata->last_ == 0)
2706                 metadata->last_ = metadata->first_;
2707         _end
2708
2709         _profile(Package$initWithVersion$Section)
2710             section_ = version_.Section();
2711         _end
2712
2713         _profile(Package$initWithVersion$Flags)
2714             essential_ |= ((iterator->Flags & pkgCache::Flag::Essential) == 0 ? NO : YES);
2715             ignored_ = iterator->SelectedState == pkgCache::State::Hold;
2716         _end
2717     _end } return self;
2718 }
2719
2720 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(CYPool *)pool database:(Database *)database {
2721     pkgCache::VerIterator version;
2722
2723     _profile(Package$packageWithIterator$GetCandidateVer)
2724         version = [database policy]->GetCandidateVer(iterator);
2725     _end
2726
2727     if (version.end())
2728         return nil;
2729
2730     Package *package;
2731
2732     _profile(Package$packageWithIterator$Allocate)
2733         package = [Package allocWithZone:zone];
2734     _end
2735
2736     _profile(Package$packageWithIterator$Initialize)
2737         package = [package
2738             initWithVersion:version
2739             withZone:zone
2740             inPool:pool
2741             database:database
2742         ];
2743     _end
2744
2745     _profile(Package$packageWithIterator$Autorelease)
2746         package = [package autorelease];
2747     _end
2748
2749     return package;
2750 }
2751
2752 - (pkgCache::PkgIterator) iterator {
2753     return iterator_;
2754 }
2755
2756 - (NSString *) section {
2757     if (section$_ == nil) {
2758         if (section_ == NULL)
2759             return nil;
2760
2761         _profile(Package$section$mappedSectionForPointer)
2762             section$_ = [database_ mappedSectionForPointer:section_];
2763         _end
2764     } return section$_;
2765 }
2766
2767 - (NSString *) simpleSection {
2768     if (NSString *section = [self section])
2769         return Simplify(section);
2770     else
2771         return nil;
2772 }
2773
2774 - (NSString *) longSection {
2775     return LocalizeSection([self section]);
2776 }
2777
2778 - (NSString *) shortSection {
2779     return [[NSBundle mainBundle] localizedStringForKey:[self simpleSection] value:nil table:@"Sections"];
2780 }
2781
2782 - (NSString *) uri {
2783     return nil;
2784 #if 0
2785     pkgIndexFile *index;
2786     pkgCache::PkgFileIterator file(file_.File());
2787     if (![database_ list].FindIndex(file, index))
2788         return nil;
2789     return [NSString stringWithUTF8String:iterator_->Path];
2790     //return [NSString stringWithUTF8String:file.Site()];
2791     //return [NSString stringWithUTF8String:index->ArchiveURI(file.FileName()).c_str()];
2792 #endif
2793 }
2794
2795 - (MIMEAddress *) maintainer {
2796 @synchronized (database_) {
2797     if ([database_ era] != era_ || file_.end())
2798         return nil;
2799
2800     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2801     const std::string &maintainer(parser->Maintainer());
2802     return maintainer.empty() ? nil : [MIMEAddress addressWithString:[NSString stringWithUTF8String:maintainer.c_str()]];
2803 } }
2804
2805 - (NSString *) md5sum {
2806     return parsed_ == NULL ? nil : (id) parsed_->md5sum_;
2807 }
2808
2809 - (size_t) size {
2810 @synchronized (database_) {
2811     if ([database_ era] != era_ || version_.end())
2812         return 0;
2813
2814     return version_->InstalledSize;
2815 } }
2816
2817 - (NSString *) longDescription {
2818 @synchronized (database_) {
2819     if ([database_ era] != era_ || file_.end())
2820         return nil;
2821
2822     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2823     NSString *description([NSString stringWithUTF8String:parser->LongDesc().c_str()]);
2824
2825     NSArray *lines = [description componentsSeparatedByString:@"\n"];
2826     NSMutableArray *trimmed = [NSMutableArray arrayWithCapacity:([lines count] - 1)];
2827     if ([lines count] < 2)
2828         return nil;
2829
2830     NSCharacterSet *whitespace = [NSCharacterSet whitespaceCharacterSet];
2831     for (size_t i(1), e([lines count]); i != e; ++i) {
2832         NSString *trim = [[lines objectAtIndex:i] stringByTrimmingCharactersInSet:whitespace];
2833         [trimmed addObject:trim];
2834     }
2835
2836     return [trimmed componentsJoinedByString:@"\n"];
2837 } }
2838
2839 - (NSString *) shortDescription {
2840     if (parsed_ != NULL)
2841         return static_cast<NSString *>(parsed_->tagline_);
2842
2843 @synchronized (database_) {
2844     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2845
2846     const char *start, *end;
2847     if (!parser.ShortDesc(start, end))
2848         return nil;
2849
2850     if (end - start > 200)
2851         end = start + 200;
2852
2853     /*
2854     if (const char *stop = reinterpret_cast<const char *>(memchr(start, '\n', end - start)))
2855         end = stop;
2856
2857     while (end != start && end[-1] == '\r')
2858         --end;
2859     */
2860
2861     return [(id) CYStringCreate(start, end - start) autorelease];
2862 } }
2863
2864 - (unichar) index {
2865     _profile(Package$index)
2866         CFStringRef name((CFStringRef) [self name]);
2867         if (CFStringGetLength(name) == 0)
2868             return '#';
2869         UniChar character(CFStringGetCharacterAtIndex(name, 0));
2870         if (!CFUniCharIsMemberOf(character, kCFUniCharLetterCharacterSet))
2871             return '#';
2872         return toupper(character);
2873     _end
2874 }
2875
2876 - (PackageValue *) metadata {
2877     return metadata_;
2878 }
2879
2880 - (time_t) seen {
2881     PackageValue *metadata([self metadata]);
2882     return metadata->subscribed_ ? metadata->last_ : metadata->first_;
2883 }
2884
2885 - (bool) subscribed {
2886     return [self metadata]->subscribed_;
2887 }
2888
2889 - (bool) setSubscribed:(bool)subscribed {
2890     PackageValue *metadata([self metadata]);
2891     if (metadata->subscribed_ == subscribed)
2892         return false;
2893     metadata->subscribed_ = subscribed;
2894     return true;
2895 }
2896
2897 - (BOOL) ignored {
2898     return ignored_;
2899 }
2900
2901 - (NSString *) latest {
2902     return latest_;
2903 }
2904
2905 - (NSString *) installed {
2906     return installed_;
2907 }
2908
2909 - (BOOL) uninstalled {
2910     return installed_.empty();
2911 }
2912
2913 - (BOOL) valid {
2914     return !version_.end();
2915 }
2916
2917 - (BOOL) upgradableAndEssential:(BOOL)essential {
2918     _profile(Package$upgradableAndEssential)
2919         pkgCache::VerIterator current(iterator_.CurrentVer());
2920         if (current.end())
2921             return essential && essential_;
2922         else
2923             return !version_.end() && version_ != current;
2924     _end
2925 }
2926
2927 - (BOOL) essential {
2928     return essential_;
2929 }
2930
2931 - (BOOL) broken {
2932     return [database_ cache][iterator_].InstBroken();
2933 }
2934
2935 - (BOOL) unfiltered {
2936     _profile(Package$unfiltered$obsolete)
2937         if (_unlikely(obsolete_))
2938             return false;
2939     _end
2940
2941     _profile(Package$unfiltered$role)
2942         if (_unlikely(role_ > 3))
2943             return false;
2944     _end
2945
2946     return true;
2947 }
2948
2949 - (BOOL) visible {
2950     if (![self unfiltered])
2951         return false;
2952
2953     NSString *section;
2954
2955     _profile(Package$visible$section)
2956         section = [self section];
2957     _end
2958
2959     _profile(Package$visible$isSectionVisible)
2960         if (!isSectionVisible(section))
2961             return false;
2962     _end
2963
2964     return true;
2965 }
2966
2967 - (BOOL) half {
2968     unsigned char current(iterator_->CurrentState);
2969     return current == pkgCache::State::HalfConfigured || current == pkgCache::State::HalfInstalled;
2970 }
2971
2972 - (BOOL) halfConfigured {
2973     return iterator_->CurrentState == pkgCache::State::HalfConfigured;
2974 }
2975
2976 - (BOOL) halfInstalled {
2977     return iterator_->CurrentState == pkgCache::State::HalfInstalled;
2978 }
2979
2980 - (BOOL) hasMode {
2981 @synchronized (database_) {
2982     if ([database_ era] != era_ || iterator_.end())
2983         return NO;
2984
2985     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2986     return state.Mode != pkgDepCache::ModeKeep;
2987 } }
2988
2989 - (NSString *) mode {
2990 @synchronized (database_) {
2991     if ([database_ era] != era_ || iterator_.end())
2992         return nil;
2993
2994     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2995
2996     switch (state.Mode) {
2997         case pkgDepCache::ModeDelete:
2998             if ((state.iFlags & pkgDepCache::Purge) != 0)
2999                 return @"PURGE";
3000             else
3001                 return @"REMOVE";
3002         case pkgDepCache::ModeKeep:
3003             if ((state.iFlags & pkgDepCache::ReInstall) != 0)
3004                 return @"REINSTALL";
3005             /*else if ((state.iFlags & pkgDepCache::AutoKept) != 0)
3006                 return nil;*/
3007             else
3008                 return nil;
3009         case pkgDepCache::ModeInstall:
3010             /*if ((state.iFlags & pkgDepCache::ReInstall) != 0)
3011                 return @"REINSTALL";
3012             else*/ switch (state.Status) {
3013                 case -1:
3014                     return @"DOWNGRADE";
3015                 case 0:
3016                     return @"INSTALL";
3017                 case 1:
3018                     return @"UPGRADE";
3019                 case 2:
3020                     return @"NEW_INSTALL";
3021                 _nodefault
3022             }
3023         _nodefault
3024     }
3025 } }
3026
3027 - (NSString *) id {
3028     return id_;
3029 }
3030
3031 - (NSString *) name {
3032     return name_.empty() ? id_ : name_;
3033 }
3034
3035 - (UIImage *) icon {
3036     NSString *section = [self simpleSection];
3037
3038     UIImage *icon(nil);
3039     if (parsed_ != NULL)
3040         if (NSString *href = parsed_->icon_)
3041             if ([href hasPrefix:@"file:///"])
3042                 icon = [UIImage imageAtPath:[[href substringFromIndex:7] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
3043     if (icon == nil) if (section != nil)
3044         icon = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, [section stringByReplacingOccurrencesOfString:@" " withString:@"_"]]];
3045     if (icon == nil) if (Source *source = [self source]) if (NSString *dicon = [source defaultIcon])
3046         if ([dicon hasPrefix:@"file:///"])
3047             icon = [UIImage imageAtPath:[[dicon substringFromIndex:7] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
3048     if (icon == nil)
3049         icon = [UIImage imageNamed:@"unknown.png"];
3050     return icon;
3051 }
3052
3053 - (NSString *) homepage {
3054     return parsed_ == NULL ? nil : static_cast<NSString *>(parsed_->homepage_);
3055 }
3056
3057 - (NSString *) depiction {
3058     return parsed_ != NULL && !parsed_->depiction_.empty() ? parsed_->depiction_ : [[self source] depictionForPackage:id_];
3059 }
3060
3061 - (MIMEAddress *) author {
3062     return parsed_ == NULL || parsed_->author_.empty() ? nil : [MIMEAddress addressWithString:parsed_->author_];
3063 }
3064
3065 - (NSString *) support {
3066     return parsed_ != NULL && !parsed_->support_.empty() ? parsed_->support_ : [[self source] supportForPackage:id_];
3067 }
3068
3069 - (NSArray *) files {
3070     NSString *path = [NSString stringWithFormat:@"/var/lib/dpkg/info/%@.list", static_cast<NSString *>(id_)];
3071     NSMutableArray *files = [NSMutableArray arrayWithCapacity:128];
3072
3073     std::ifstream fin;
3074     fin.open([path UTF8String]);
3075     if (!fin.is_open())
3076         return nil;
3077
3078     std::string line;
3079     while (std::getline(fin, line))
3080         [files addObject:[NSString stringWithUTF8String:line.c_str()]];
3081
3082     return files;
3083 }
3084
3085 - (NSString *) state {
3086 @synchronized (database_) {
3087     if ([database_ era] != era_ || file_.end())
3088         return nil;
3089
3090     switch (iterator_->CurrentState) {
3091         case pkgCache::State::NotInstalled:
3092             return @"NotInstalled";
3093         case pkgCache::State::UnPacked:
3094             return @"UnPacked";
3095         case pkgCache::State::HalfConfigured:
3096             return @"HalfConfigured";
3097         case pkgCache::State::HalfInstalled:
3098             return @"HalfInstalled";
3099         case pkgCache::State::ConfigFiles:
3100             return @"ConfigFiles";
3101         case pkgCache::State::Installed:
3102             return @"Installed";
3103         case pkgCache::State::TriggersAwaited:
3104             return @"TriggersAwaited";
3105         case pkgCache::State::TriggersPending:
3106             return @"TriggersPending";
3107     }
3108
3109     return (NSString *) [NSNull null];
3110 } }
3111
3112 - (NSString *) selection {
3113 @synchronized (database_) {
3114     if ([database_ era] != era_ || file_.end())
3115         return nil;
3116
3117     switch (iterator_->SelectedState) {
3118         case pkgCache::State::Unknown:
3119             return @"Unknown";
3120         case pkgCache::State::Install:
3121             return @"Install";
3122         case pkgCache::State::Hold:
3123             return @"Hold";
3124         case pkgCache::State::DeInstall:
3125             return @"DeInstall";
3126         case pkgCache::State::Purge:
3127             return @"Purge";
3128     }
3129
3130     return (NSString *) [NSNull null];
3131 } }
3132
3133 - (NSArray *) warnings {
3134 @synchronized (database_) {
3135     if ([database_ era] != era_ || file_.end())
3136         return nil;
3137
3138     NSMutableArray *warnings([NSMutableArray arrayWithCapacity:4]);
3139     const char *name(iterator_.Name());
3140
3141     size_t length(strlen(name));
3142     if (length < 2) invalid:
3143         [warnings addObject:UCLocalize("ILLEGAL_PACKAGE_IDENTIFIER")];
3144     else for (size_t i(0); i != length; ++i)
3145         if (
3146             /* XXX: technically this is not allowed */
3147             (name[i] < 'A' || name[i] > 'Z') &&
3148             (name[i] < 'a' || name[i] > 'z') &&
3149             (name[i] < '0' || name[i] > '9') &&
3150             (i == 0 || name[i] != '+' && name[i] != '-' && name[i] != '.')
3151         ) goto invalid;
3152
3153     if (strcmp(name, "cydia") != 0) {
3154         bool cydia = false;
3155         bool user = false;
3156         bool _private = false;
3157         bool stash = false;
3158         bool dbstash = false;
3159         bool dsstore = false;
3160
3161         bool repository = [[self section] isEqualToString:@"Repositories"];
3162
3163         if (NSArray *files = [self files])
3164             for (NSString *file in files)
3165                 if (!cydia && [file isEqualToString:@"/Applications/Cydia.app"])
3166                     cydia = true;
3167                 else if (!user && [file isEqualToString:@"/User"])
3168                     user = true;
3169                 else if (!_private && [file isEqualToString:@"/private"])
3170                     _private = true;
3171                 else if (!stash && [file isEqualToString:@"/var/stash"])
3172                     stash = true;
3173                 else if (!dbstash && [file isEqualToString:@"/var/db/stash"])
3174                     dbstash = true;
3175                 else if (!dsstore && [file hasSuffix:@"/.DS_Store"])
3176                     dsstore = true;
3177
3178         /* XXX: this is not sensitive enough. only some folders are valid. */
3179         if (cydia && !repository)
3180             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"Cydia.app"]];
3181         if (user)
3182             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/User"]];
3183         if (_private)
3184             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/private"]];
3185         if (stash)
3186             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/var/stash"]];
3187         if (dbstash)
3188             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/var/db/stash"]];
3189         if (dsstore)
3190             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @".DS_Store"]];
3191     }
3192
3193     return [warnings count] == 0 ? nil : warnings;
3194 } }
3195
3196 - (NSArray *) applications {
3197     NSString *me([[NSBundle mainBundle] bundleIdentifier]);
3198
3199     NSMutableArray *applications([NSMutableArray arrayWithCapacity:2]);
3200
3201     static RegEx application_r("/Applications/(.*)\\.app/Info.plist");
3202     if (NSArray *files = [self files])
3203         for (NSString *file in files)
3204             if (application_r(file)) {
3205                 NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:file]);
3206                 NSString *id([info objectForKey:@"CFBundleIdentifier"]);
3207                 if ([id isEqualToString:me])
3208                     continue;
3209
3210                 NSString *display([info objectForKey:@"CFBundleDisplayName"]);
3211                 if (display == nil)
3212                     display = application_r[1];
3213
3214                 NSString *bundle([file stringByDeletingLastPathComponent]);
3215                 NSString *icon([info objectForKey:@"CFBundleIconFile"]);
3216                 // XXX: maybe this should check if this is really a string, not just for length
3217                 if (icon == nil || ![icon respondsToSelector:@selector(length)] || [icon length] == 0)
3218                     icon = @"icon.png";
3219                 NSURL *url([NSURL fileURLWithPath:[bundle stringByAppendingPathComponent:icon]]);
3220
3221                 NSMutableArray *application([NSMutableArray arrayWithCapacity:2]);
3222                 [applications addObject:application];
3223
3224                 [application addObject:id];
3225                 [application addObject:display];
3226                 [application addObject:url];
3227             }
3228
3229     return [applications count] == 0 ? nil : applications;
3230 }
3231
3232 - (Source *) source {
3233     if (source_ == nil) {
3234         @synchronized (database_) {
3235             if ([database_ era] != era_ || file_.end())
3236                 source_ = (Source *) [NSNull null];
3237             else
3238                 source_ = [database_ getSource:file_.File()] ?: (Source *) [NSNull null];
3239         }
3240     }
3241
3242     return source_ == (Source *) [NSNull null] ? nil : source_;
3243 }
3244
3245 - (time_t) upgraded {
3246     return upgraded_;
3247 }
3248
3249 - (uint32_t) recent {
3250     return std::numeric_limits<uint32_t>::max() - upgraded_;
3251 }
3252
3253 - (uint32_t) rank {
3254     return rank_;
3255 }
3256
3257 - (BOOL) matches:(NSArray *)query {
3258     if (query == nil || [query count] == 0)
3259         return NO;
3260
3261     rank_ = 0;
3262
3263     NSString *string;
3264     NSRange range;
3265     NSUInteger length;
3266
3267     string = [self name];
3268     length = [string length];
3269
3270     if (length != 0)
3271     for (NSString *term in query) {
3272         range = [string rangeOfString:term options:MatchCompareOptions_];
3273         if (range.location != NSNotFound)
3274             rank_ -= 6 * 1000000 / length;
3275     }
3276
3277     if (rank_ == 0) {
3278         string = [self id];
3279         length = [string length];
3280
3281         if (length != 0)
3282         for (NSString *term in query) {
3283             range = [string rangeOfString:term options:MatchCompareOptions_];
3284             if (range.location != NSNotFound)
3285                 rank_ -= 6 * 1000000 / length;
3286         }
3287     }
3288
3289     string = [self shortDescription];
3290     length = [string length];
3291     NSUInteger stop(std::min<NSUInteger>(length, 200));
3292
3293     if (length != 0)
3294     for (NSString *term in query) {
3295         range = [string rangeOfString:term options:MatchCompareOptions_ range:NSMakeRange(0, stop)];
3296         if (range.location != NSNotFound)
3297             rank_ -= 2 * 100000;
3298     }
3299
3300     return rank_ != 0;
3301 }
3302
3303 - (NSArray *) tags {
3304     return tags_;
3305 }
3306
3307 - (BOOL) hasTag:(NSString *)tag {
3308     return tags_ == nil ? NO : [tags_ containsObject:tag];
3309 }
3310
3311 - (NSString *) primaryPurpose {
3312     for (NSString *tag in (NSArray *) tags_)
3313         if ([tag hasPrefix:@"purpose::"])
3314             return [tag substringFromIndex:9];
3315     return nil;
3316 }
3317
3318 - (NSArray *) purposes {
3319     NSMutableArray *purposes([NSMutableArray arrayWithCapacity:2]);
3320     for (NSString *tag in (NSArray *) tags_)
3321         if ([tag hasPrefix:@"purpose::"])
3322             [purposes addObject:[tag substringFromIndex:9]];
3323     return [purposes count] == 0 ? nil : purposes;
3324 }
3325
3326 - (bool) isCommercial {
3327     return [self hasTag:@"cydia::commercial"];
3328 }
3329
3330 - (void) setIndex:(size_t)index {
3331     if (metadata_->index_ != index)
3332         metadata_->index_ = index;
3333 }
3334
3335 - (CYString &) cyname {
3336     return !transform_.empty() ? transform_ : !name_.empty() ? name_ : id_;
3337 }
3338
3339 - (uint32_t) compareBySection:(NSArray *)sections {
3340     NSString *section([self section]);
3341     for (size_t i(0), e([sections count]); i != e; ++i) {
3342         if ([section isEqualToString:[[sections objectAtIndex:i] name]])
3343             return i;
3344     }
3345
3346     return _not(uint32_t);
3347 }
3348
3349 - (void) clear {
3350 @synchronized (database_) {
3351     pkgProblemResolver *resolver = [database_ resolver];
3352     resolver->Clear(iterator_);
3353
3354     pkgCacheFile &cache([database_ cache]);
3355     cache->SetReInstall(iterator_, false);
3356     cache->MarkKeep(iterator_, false);
3357 } }
3358
3359 - (void) install {
3360 @synchronized (database_) {
3361     pkgProblemResolver *resolver = [database_ resolver];
3362     resolver->Clear(iterator_);
3363     resolver->Protect(iterator_);
3364
3365     pkgCacheFile &cache([database_ cache]);
3366     cache->SetReInstall(iterator_, false);
3367     cache->MarkInstall(iterator_, false);
3368
3369     pkgDepCache::StateCache &state((*cache)[iterator_]);
3370     if (!state.Install())
3371         cache->SetReInstall(iterator_, true);
3372 } }
3373
3374 - (void) remove {
3375 @synchronized (database_) {
3376     pkgProblemResolver *resolver = [database_ resolver];
3377     resolver->Clear(iterator_);
3378     resolver->Remove(iterator_);
3379     resolver->Protect(iterator_);
3380
3381     pkgCacheFile &cache([database_ cache]);
3382     cache->SetReInstall(iterator_, false);
3383     cache->MarkDelete(iterator_, true);
3384 } }
3385
3386 @end
3387 /* }}} */
3388 /* Section Class {{{ */
3389 @interface Section : NSObject {
3390     _H<NSString> name_;
3391     size_t row_;
3392     size_t count_;
3393     _H<NSString> localized_;
3394 }
3395
3396 - (NSComparisonResult) compareByLocalized:(Section *)section;
3397 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized;
3398 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize;
3399 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize;
3400
3401 - (NSString *) name;
3402 - (void) setName:(NSString *)name;
3403
3404 - (size_t) row;
3405 - (size_t) count;
3406
3407 - (void) addToRow;
3408 - (void) addToCount;
3409
3410 - (void) setCount:(size_t)count;
3411 - (NSString *) localized;
3412
3413 @end
3414
3415 @implementation Section
3416
3417 - (NSComparisonResult) compareByLocalized:(Section *)section {
3418     NSString *lhs(localized_);
3419     NSString *rhs([section localized]);
3420
3421     /*if ([lhs length] != 0 && [rhs length] != 0) {
3422         unichar lhc = [lhs characterAtIndex:0];
3423         unichar rhc = [rhs characterAtIndex:0];
3424
3425         if (isalpha(lhc) && !isalpha(rhc))
3426             return NSOrderedAscending;
3427         else if (!isalpha(lhc) && isalpha(rhc))
3428             return NSOrderedDescending;
3429     }*/
3430
3431     return [lhs compare:rhs options:LaxCompareOptions_];
3432 }
3433
3434 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized {
3435     if ((self = [self initWithName:name localize:NO]) != nil) {
3436         if (localized != nil)
3437             localized_ = localized;
3438     } return self;
3439 }
3440
3441 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize {
3442     return [self initWithName:name row:0 localize:localize];
3443 }
3444
3445 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize {
3446     if ((self = [super init]) != nil) {
3447         name_ = name;
3448         row_ = row;
3449         if (localize)
3450             localized_ = LocalizeSection(name_);
3451     } return self;
3452 }
3453
3454 - (NSString *) name {
3455     return name_;
3456 }
3457
3458 - (void) setName:(NSString *)name {
3459     name_ = name;
3460 }
3461
3462 - (size_t) row {
3463     return row_;
3464 }
3465
3466 - (size_t) count {
3467     return count_;
3468 }
3469
3470 - (void) addToRow {
3471     ++row_;
3472 }
3473
3474 - (void) addToCount {
3475     ++count_;
3476 }
3477
3478 - (void) setCount:(size_t)count {
3479     count_ = count;
3480 }
3481
3482 - (NSString *) localized {
3483     return localized_;
3484 }
3485
3486 @end
3487 /* }}} */
3488
3489 class CydiaLogCleaner :
3490     public pkgArchiveCleaner
3491 {
3492   protected:
3493     virtual void Erase(const char *File, std::string Pkg, std::string Ver, struct stat &St) {
3494         unlink(File);
3495     }
3496 };
3497
3498 /* Database Implementation {{{ */
3499 @implementation Database
3500
3501 + (Database *) sharedInstance {
3502     static _H<Database> instance;
3503     if (instance == nil)
3504         instance = [[[Database alloc] init] autorelease];
3505     return instance;
3506 }
3507
3508 - (unsigned) era {
3509     return era_;
3510 }
3511
3512 - (void) releasePackages {
3513     CFArrayApplyFunction(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFArrayApplierFunction>(&CFRelease), NULL);
3514     CFArrayRemoveAllValues(packages_);
3515 }
3516
3517 - (void) dealloc {
3518     // XXX: actually implement this thing
3519     _assert(false);
3520     [self releasePackages];
3521     NSRecycleZone(zone_);
3522     [super dealloc];
3523 }
3524
3525 - (void) _readCydia:(NSNumber *)fd {
3526     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3527     std::istream is(&ib);
3528     std::string line;
3529
3530     static RegEx finish_r("finish:([^:]*)");
3531
3532     while (std::getline(is, line)) {
3533         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3534
3535         const char *data(line.c_str());
3536         size_t size = line.size();
3537         lprintf("C:%s\n", data);
3538
3539         if (finish_r(data, size)) {
3540             NSString *finish = finish_r[1];
3541             int index = [Finishes_ indexOfObject:finish];
3542             if (index != INT_MAX && index > Finish_)
3543                 Finish_ = index;
3544         }
3545
3546         [pool release];
3547     }
3548
3549     _assume(false);
3550 }
3551
3552 - (void) _readStatus:(NSNumber *)fd {
3553     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3554     std::istream is(&ib);
3555     std::string line;
3556
3557     static RegEx conffile_r("status: [^ ]* : conffile-prompt : (.*?) *");
3558     static RegEx pmstatus_r("([^:]*):([^:]*):([^:]*):(.*)");
3559
3560     while (std::getline(is, line)) {
3561         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3562
3563         const char *data(line.c_str());
3564         size_t size(line.size());
3565         lprintf("S:%s\n", data);
3566
3567         if (conffile_r(data, size)) {
3568             // status: /fail : conffile-prompt : '/fail' '/fail.dpkg-new' 1 1
3569             [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:conffile_r[1] waitUntilDone:YES];
3570         } else if (strncmp(data, "status: ", 8) == 0) {
3571             // status: <package>: {unpacked,half-configured,installed}
3572             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 8)] ofType:kCydiaProgressEventTypeStatus]);
3573             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3574         } else if (strncmp(data, "processing: ", 12) == 0) {
3575             // processing: configure: config-test
3576             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 12)] ofType:kCydiaProgressEventTypeStatus]);
3577             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3578         } else if (pmstatus_r(data, size)) {
3579             std::string type([pmstatus_r[1] UTF8String]);
3580
3581             NSString *package = pmstatus_r[2];
3582             if ([package isEqualToString:@"dpkg-exec"])
3583                 package = nil;
3584
3585             float percent([pmstatus_r[3] floatValue]);
3586             [progress_ performSelectorOnMainThread:@selector(setProgressPercent:) withObject:[NSNumber numberWithFloat:(percent / 100)] waitUntilDone:YES];
3587
3588             NSString *string = pmstatus_r[4];
3589
3590             if (type == "pmerror") {
3591                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeError forPackage:package]);
3592                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3593             } else if (type == "pmstatus") {
3594                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeStatus forPackage:package]);
3595                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3596             } else if (type == "pmconffile")
3597                 [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:string waitUntilDone:YES];
3598             else
3599                 lprintf("E:unknown pmstatus\n");
3600         } else
3601             lprintf("E:unknown status\n");
3602
3603         [pool release];
3604     }
3605
3606     _assume(false);
3607 }
3608
3609 - (void) _readOutput:(NSNumber *)fd {
3610     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3611     std::istream is(&ib);
3612     std::string line;
3613
3614     while (std::getline(is, line)) {
3615         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3616
3617         lprintf("O:%s\n", line.c_str());
3618
3619         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:line.c_str()] ofType:kCydiaProgressEventTypeInformation]);
3620         [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3621
3622         [pool release];
3623     }
3624
3625     _assume(false);
3626 }
3627
3628 - (FILE *) input {
3629     return input_;
3630 }
3631
3632 - (Package *) packageWithName:(NSString *)name {
3633     if (name == nil)
3634         return nil;
3635 @synchronized (self) {
3636     if (static_cast<pkgDepCache *>(cache_) == NULL)
3637         return nil;
3638     pkgCache::PkgIterator iterator(cache_->FindPkg([name UTF8String]));
3639     return iterator.end() ? nil : [Package packageWithIterator:iterator withZone:NULL inPool:NULL database:self];
3640 } }
3641
3642 - (id) init {
3643     if ((self = [super init]) != nil) {
3644         policy_ = NULL;
3645         records_ = NULL;
3646         resolver_ = NULL;
3647         fetcher_ = NULL;
3648         lock_ = NULL;
3649
3650         zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3651
3652         size_t capacity(MetaFile_->active_);
3653         if (capacity == 0)
3654             capacity = 16384;
3655         else
3656             capacity += 1024;
3657
3658         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, capacity, NULL);
3659         sourceList_ = [NSMutableArray arrayWithCapacity:16];
3660
3661         int fds[2];
3662
3663         _assert(pipe(fds) != -1);
3664         cydiafd_ = fds[1];
3665
3666         _config->Set("APT::Keep-Fds::", cydiafd_);
3667         setenv("CYDIA", [[[[NSNumber numberWithInt:cydiafd_] stringValue] stringByAppendingString:@" 1"] UTF8String], _not(int));
3668
3669         [NSThread
3670             detachNewThreadSelector:@selector(_readCydia:)
3671             toTarget:self
3672             withObject:[NSNumber numberWithInt:fds[0]]
3673         ];
3674
3675         _assert(pipe(fds) != -1);
3676         statusfd_ = fds[1];
3677
3678         [NSThread
3679             detachNewThreadSelector:@selector(_readStatus:)
3680             toTarget:self
3681             withObject:[NSNumber numberWithInt:fds[0]]
3682         ];
3683
3684         _assert(pipe(fds) != -1);
3685         _assert(dup2(fds[0], 0) != -1);
3686         _assert(close(fds[0]) != -1);
3687
3688         input_ = fdopen(fds[1], "a");
3689
3690         _assert(pipe(fds) != -1);
3691         _assert(dup2(fds[1], 1) != -1);
3692         _assert(close(fds[1]) != -1);
3693
3694         [NSThread
3695             detachNewThreadSelector:@selector(_readOutput:)
3696             toTarget:self
3697             withObject:[NSNumber numberWithInt:fds[0]]
3698         ];
3699     } return self;
3700 }
3701
3702 - (pkgCacheFile &) cache {
3703     return cache_;
3704 }
3705
3706 - (pkgDepCache::Policy *) policy {
3707     return policy_;
3708 }
3709
3710 - (pkgRecords *) records {
3711     return records_;
3712 }
3713
3714 - (pkgProblemResolver *) resolver {
3715     return resolver_;
3716 }
3717
3718 - (pkgAcquire &) fetcher {
3719     return *fetcher_;
3720 }
3721
3722 - (pkgSourceList &) list {
3723     return *list_;
3724 }
3725
3726 - (NSArray *) packages {
3727     return (NSArray *) packages_;
3728 }
3729
3730 - (NSArray *) sources {
3731     return sourceList_;
3732 }
3733
3734 - (Source *) sourceWithKey:(NSString *)key {
3735     for (Source *source in [self sources]) {
3736         if ([[source key] isEqualToString:key])
3737             return source;
3738     } return nil;
3739 }
3740
3741 - (bool) popErrorWithTitle:(NSString *)title {
3742     bool fatal(false);
3743
3744     while (!_error->empty()) {
3745         std::string error;
3746         bool warning(!_error->PopMessage(error));
3747         if (!warning)
3748             fatal = true;
3749
3750         for (;;) {
3751             size_t size(error.size());
3752             if (size == 0 || error[size - 1] != '\n')
3753                 break;
3754             error.resize(size - 1);
3755         }
3756
3757         lprintf("%c:[%s]\n", warning ? 'W' : 'E', error.c_str());
3758
3759         static RegEx no_pubkey("GPG error:.* NO_PUBKEY .*");
3760         if (warning && no_pubkey(error.c_str()))
3761             continue;
3762
3763         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3764     }
3765
3766     return fatal;
3767 }
3768
3769 - (bool) popErrorWithTitle:(NSString *)title forOperation:(bool)success {
3770     return [self popErrorWithTitle:title] || !success;
3771 }
3772
3773 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
3774 @synchronized (self) {
3775     ++era_;
3776
3777     [self releasePackages];
3778
3779     sourceMap_.clear();
3780     [sourceList_ removeAllObjects];
3781
3782     _error->Discard();
3783
3784     delete list_;
3785     list_ = NULL;
3786     manager_ = NULL;
3787     delete lock_;
3788     lock_ = NULL;
3789     delete fetcher_;
3790     fetcher_ = NULL;
3791     delete resolver_;
3792     resolver_ = NULL;
3793     delete records_;
3794     records_ = NULL;
3795     delete policy_;
3796     policy_ = NULL;
3797
3798     cache_.Close();
3799
3800     pool_.~CYPool();
3801     new (&pool_) CYPool();
3802
3803     NSRecycleZone(zone_);
3804     zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3805
3806     int chk(creat("/tmp/cydia.chk", 0644));
3807     if (chk != -1)
3808         close(chk);
3809
3810     if (invocation != nil)
3811         [invocation invoke];
3812
3813     NSString *title(UCLocalize("DATABASE"));
3814
3815     list_ = new pkgSourceList();
3816     _profile(reloadDataWithInvocation$ReadMainList)
3817     if ([self popErrorWithTitle:title forOperation:list_->ReadMainList()])
3818         return;
3819     _end
3820
3821     _profile(reloadDataWithInvocation$Source$initWithMetaIndex)
3822     for (pkgSourceList::const_iterator source = list_->begin(); source != list_->end(); ++source) {
3823         Source *object([[[Source alloc] initWithMetaIndex:*source forDatabase:self inPool:&pool_] autorelease]);
3824         [sourceList_ addObject:object];
3825     }
3826     _end
3827
3828     _root(_system->Lock());
3829
3830     _trace();
3831     OpProgress progress;
3832     bool opened;
3833   open:
3834     _profile(reloadDataWithInvocation$pkgCacheFile)
3835         opened = cache_.Open(progress, false);
3836     _end
3837     if (!opened) {
3838         // XXX: what if there are errors, but Open() == true? this should be merged with popError:
3839         while (!_error->empty()) {
3840             std::string error;
3841             bool warning(!_error->PopMessage(error));
3842
3843             lprintf("cache_.Open():[%s]\n", error.c_str());
3844
3845             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3846
3847             SEL repair(NULL);
3848             if (false);
3849             else if (error == "dpkg was interrupted, you must manually run 'dpkg --configure -a' to correct the problem. ")
3850                 repair = @selector(configure);
3851             //else if (error == "The package lists or status file could not be parsed or opened.")
3852             //    repair = @selector(update);
3853             // else if (error == "Could not get lock /var/lib/dpkg/lock - open (35 Resource temporarily unavailable)")
3854             // else if (error == "Could not open lock file /var/lib/dpkg/lock - open (13 Permission denied)")
3855             // else if (error == "Malformed Status line")
3856             // else if (error == "The list of sources could not be read.")
3857
3858             if (repair != NULL) {
3859                 _error->Discard();
3860                 [delegate_ repairWithSelector:repair];
3861                 goto open;
3862             }
3863         }
3864
3865         _system->UnLock();
3866         return;
3867     }
3868     _trace();
3869
3870     unlink("/tmp/cydia.chk");
3871
3872     now_ = [[NSDate date] timeIntervalSince1970];
3873
3874     policy_ = new pkgDepCache::Policy();
3875     records_ = new pkgRecords(cache_);
3876     resolver_ = new pkgProblemResolver(cache_);
3877     fetcher_ = new pkgAcquire(&status_);
3878     lock_ = NULL;
3879
3880     if (cache_->DelCount() != 0 || cache_->InstCount() != 0) {
3881         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("COUNTS_NONZERO_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3882         return;
3883     }
3884
3885     _profile(reloadDataWithInvocation$pkgApplyStatus)
3886     if ([self popErrorWithTitle:title forOperation:pkgApplyStatus(cache_)])
3887         return;
3888     _end
3889
3890     if (cache_->BrokenCount() != 0) {
3891         _profile(pkgApplyStatus$pkgFixBroken)
3892         if ([self popErrorWithTitle:title forOperation:pkgFixBroken(cache_)])
3893             return;
3894         _end
3895
3896         if (cache_->BrokenCount() != 0) {
3897             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("STILL_BROKEN_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3898             return;
3899         }
3900
3901         _profile(pkgApplyStatus$pkgMinimizeUpgrade)
3902         if ([self popErrorWithTitle:title forOperation:pkgMinimizeUpgrade(cache_)])
3903             return;
3904         _end
3905     }
3906
3907     for (Source *object in (id) sourceList_) {
3908         metaIndex *source([object metaIndex]);
3909         std::vector<pkgIndexFile *> *indices = source->GetIndexFiles();
3910         for (std::vector<pkgIndexFile *>::const_iterator index = indices->begin(); index != indices->end(); ++index)
3911             // XXX: this could be more intelligent
3912             if (dynamic_cast<debPackagesIndex *>(*index) != NULL) {
3913                 pkgCache::PkgFileIterator cached((*index)->FindInCache(cache_));
3914                 if (!cached.end())
3915                     sourceMap_[cached->ID] = object;
3916             }
3917     }
3918
3919     {
3920         /*std::vector<Package *> packages;
3921         packages.reserve(std::max(10000U, [packages_ count] + 1000));
3922         packages_ = nil;*/
3923
3924         _profile(reloadDataWithInvocation$packageWithIterator)
3925         for (pkgCache::PkgIterator iterator = cache_->PkgBegin(); !iterator.end(); ++iterator)
3926             if (Package *package = [Package packageWithIterator:iterator withZone:zone_ inPool:&pool_ database:self])
3927                 //packages.push_back(package);
3928                 CFArrayAppendValue(packages_, CFRetain(package));
3929         _end
3930
3931
3932         /*if (packages.empty())
3933             packages_ = [[NSArray alloc] init];
3934         else
3935             packages_ = [[NSArray alloc] initWithObjects:&packages.front() count:packages.size()];
3936         _trace();*/
3937
3938         _profile(reloadDataWithInvocation$radix$8)
3939         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(8)];
3940         _end
3941
3942         _profile(reloadDataWithInvocation$radix$4)
3943         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(4)];
3944         _end
3945
3946         _profile(reloadDataWithInvocation$radix$0)
3947         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(0)];
3948         _end
3949
3950         _profile(reloadDataWithInvocation$insertion)
3951         CFArrayInsertionSortValues(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3952         _end
3953
3954         /*_profile(reloadDataWithInvocation$CFQSortArray)
3955         CFQSortArray(&packages.front(), packages.size(), sizeof(packages.front()), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare_), NULL);
3956         _end*/
3957
3958         /*_profile(reloadDataWithInvocation$stdsort)
3959         std::sort(packages.begin(), packages.end(), PackageNameOrdering());
3960         _end*/
3961
3962         /*_profile(reloadDataWithInvocation$CFArraySortValues)
3963         CFArraySortValues((CFMutableArrayRef) packages_, CFRangeMake(0, [packages_ count]), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3964         _end*/
3965
3966         /*_profile(reloadDataWithInvocation$sortUsingFunction)
3967         [packages_ sortUsingFunction:reinterpret_cast<NSComparisonResult (*)(id, id, void *)>(&PackageNameCompare) context:NULL];
3968         _end*/
3969
3970
3971         size_t count(CFArrayGetCount(packages_));
3972         MetaFile_->active_ = count;
3973         for (size_t index(0); index != count; ++index)
3974             [(Package *) CFArrayGetValueAtIndex(packages_, index) setIndex:index];
3975     }
3976 } }
3977
3978 - (void) clear {
3979 @synchronized (self) {
3980     delete resolver_;
3981     resolver_ = new pkgProblemResolver(cache_);
3982
3983     for (pkgCache::PkgIterator iterator(cache_->PkgBegin()); !iterator.end(); ++iterator)
3984         if (!cache_[iterator].Keep())
3985             cache_->MarkKeep(iterator, false);
3986         else if ((cache_[iterator].iFlags & pkgDepCache::ReInstall) != 0)
3987             cache_->SetReInstall(iterator, false);
3988 } }
3989
3990 - (void) configure {
3991     NSString *dpkg = [NSString stringWithFormat:@"/usr/libexec/cydo --configure -a --status-fd %u", statusfd_];
3992     _trace();
3993     system([dpkg UTF8String]);
3994     _trace();
3995 }
3996
3997 - (bool) clean {
3998 @synchronized (self) {
3999     // XXX: I don't remember this condition
4000     if (lock_ != NULL)
4001         return false;
4002
4003     FileFd Lock;
4004     Lock.Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
4005
4006     NSString *title(UCLocalize("CLEAN_ARCHIVES"));
4007
4008     if ([self popErrorWithTitle:title])
4009         return false;
4010
4011     pkgAcquire fetcher;
4012     fetcher.Clean(_config->FindDir("Dir::Cache::Archives"));
4013
4014     CydiaLogCleaner cleaner;
4015     if ([self popErrorWithTitle:title forOperation:cleaner.Go(_config->FindDir("Dir::Cache::Archives") + "partial/", cache_)])
4016         return false;
4017
4018     return true;
4019 } }
4020
4021 - (bool) prepare {
4022     fetcher_->Shutdown();
4023
4024     pkgRecords records(cache_);
4025
4026     lock_ = new FileFd();
4027     lock_->Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
4028
4029     NSString *title(UCLocalize("PREPARE_ARCHIVES"));
4030
4031     if ([self popErrorWithTitle:title])
4032         return false;
4033
4034     pkgSourceList list;
4035     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
4036         return false;
4037
4038     manager_ = (_system->CreatePM(cache_));
4039     if ([self popErrorWithTitle:title forOperation:manager_->GetArchives(fetcher_, &list, &records)])
4040         return false;
4041
4042     return true;
4043 }
4044
4045 - (void) perform {
4046     bool substrate(RestartSubstrate_);
4047     RestartSubstrate_ = false;
4048
4049     NSString *title(UCLocalize("PERFORM_SELECTIONS"));
4050
4051     NSMutableArray *before = [NSMutableArray arrayWithCapacity:16]; {
4052         pkgSourceList list;
4053         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
4054             return;
4055         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
4056             [before addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
4057     }
4058
4059     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
4060
4061     if (fetcher_->Run(PulseInterval_) != pkgAcquire::Continue) {
4062         _trace();
4063         [self popErrorWithTitle:title];
4064         return;
4065     }
4066
4067     bool failed = false;
4068     for (pkgAcquire::ItemIterator item = fetcher_->ItemsBegin(); item != fetcher_->ItemsEnd(); item++) {
4069         if ((*item)->Status == pkgAcquire::Item::StatDone && (*item)->Complete)
4070             continue;
4071         if ((*item)->Status == pkgAcquire::Item::StatIdle)
4072             continue;
4073
4074         std::string uri = (*item)->DescURI();
4075         std::string error = (*item)->ErrorText;
4076
4077         lprintf("pAf:%s:%s\n", uri.c_str(), error.c_str());
4078         failed = true;
4079
4080         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:kCydiaProgressEventTypeError]);
4081         [delegate_ addProgressEventOnMainThread:event forTask:title];
4082     }
4083
4084     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
4085
4086     if (failed) {
4087         _trace();
4088         return;
4089     }
4090
4091     if (substrate)
4092         RestartSubstrate_ = true;
4093
4094     _system->UnLock();
4095     pkgPackageManager::OrderResult result(manager_->DoInstall(statusfd_));
4096     if ([self popErrorWithTitle:title])
4097         return;
4098
4099     if (result == pkgPackageManager::Failed) {
4100         _trace();
4101         return;
4102     }
4103
4104     if (result != pkgPackageManager::Completed) {
4105         _trace();
4106         return;
4107     }
4108
4109     NSMutableArray *after = [NSMutableArray arrayWithCapacity:16]; {
4110         pkgSourceList list;
4111         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
4112             return;
4113         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
4114             [after addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
4115     }
4116
4117     if (![before isEqualToArray:after])
4118         [self update];
4119 }
4120
4121 - (bool) upgrade {
4122     NSString *title(UCLocalize("UPGRADE"));
4123     if ([self popErrorWithTitle:title forOperation:pkgDistUpgrade(cache_)])
4124         return false;
4125     return true;
4126 }
4127
4128 - (void) update {
4129     [self updateWithStatus:status_];
4130 }
4131
4132 - (void) updateWithStatus:(CancelStatus &)status {
4133     NSString *title(UCLocalize("REFRESHING_DATA"));
4134
4135     pkgSourceList list;
4136     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
4137         return;
4138
4139     FileFd lock;
4140     lock.Fd(GetLock(_config->FindDir("Dir::State::Lists") + "lock"));
4141     if ([self popErrorWithTitle:title])
4142         return;
4143
4144     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
4145
4146     bool success(ListUpdate(status, list, PulseInterval_));
4147     if (status.WasCancelled())
4148         _error->Discard();
4149     else {
4150         [self popErrorWithTitle:title forOperation:success];
4151         [Metadata_ setObject:[NSDate date] forKey:@"LastUpdate"];
4152         Changed_ = true;
4153     }
4154
4155     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
4156 }
4157
4158 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate {
4159     delegate_ = delegate;
4160 }
4161
4162 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate {
4163     progress_ = delegate;
4164     status_.setDelegate(delegate);
4165 }
4166
4167 - (NSObject<ProgressDelegate> *) progressDelegate {
4168     return progress_;
4169 }
4170
4171 - (Source *) getSource:(pkgCache::PkgFileIterator)file {
4172     SourceMap::const_iterator i(sourceMap_.find(file->ID));
4173     return i == sourceMap_.end() ? nil : i->second;
4174 }
4175
4176 - (void) setFetch:(bool)fetch forURI:(const char *)uri {
4177     for (Source *source in (id) sourceList_)
4178         [source setFetch:fetch forURI:uri];
4179 }
4180
4181 - (void) resetFetch {
4182     for (Source *source in (id) sourceList_)
4183         [source resetFetch];
4184 }
4185
4186 - (NSString *) mappedSectionForPointer:(const char *)section {
4187     _H<NSString> *mapped;
4188
4189     _profile(Database$mappedSectionForPointer$Cache)
4190         mapped = &sections_[section];
4191     _end
4192
4193     if (*mapped == NULL) {
4194         size_t length(strlen(section));
4195         char spaced[length + 1];
4196
4197         _profile(Database$mappedSectionForPointer$Replace)
4198             for (size_t index(0); index != length; ++index)
4199                 spaced[index] = section[index] == '_' ? ' ' : section[index];
4200             spaced[length] = '\0';
4201         _end
4202
4203         NSString *string;
4204
4205         _profile(Database$mappedSectionForPointer$stringWithUTF8String)
4206             string = [NSString stringWithUTF8String:spaced];
4207         _end
4208
4209         _profile(Database$mappedSectionForPointer$Map)
4210             string = [SectionMap_ objectForKey:string] ?: string;
4211         _end
4212
4213         *mapped = string;
4214     } return *mapped;
4215 }
4216
4217 @end
4218 /* }}} */
4219
4220 static _H<NSMutableSet> Diversions_;
4221
4222 @interface Diversion : NSObject {
4223     RegEx pattern_;
4224     _H<NSString> key_;
4225     _H<NSString> format_;
4226 }
4227
4228 @end
4229
4230 @implementation Diversion
4231
4232 - (id) initWithFrom:(NSString *)from to:(NSString *)to {
4233     if ((self = [super init]) != nil) {
4234         pattern_ = [from UTF8String];
4235         key_ = from;
4236         format_ = to;
4237     } return self;
4238 }
4239
4240 - (NSString *) divert:(NSString *)url {
4241     return !pattern_(url) ? nil : pattern_->*format_;
4242 }
4243
4244 + (NSURL *) divertURL:(NSURL *)url {
4245   divert:
4246     NSString *href([url absoluteString]);
4247
4248     for (Diversion *diversion in (id) Diversions_)
4249         if (NSString *diverted = [diversion divert:href]) {
4250 #if !ForRelease
4251             NSLog(@"div: %@", diverted);
4252 #endif
4253             url = [NSURL URLWithString:diverted];
4254             goto divert;
4255         }
4256
4257     return url;
4258 }
4259
4260 - (NSString *) key {
4261     return key_;
4262 }
4263
4264 - (NSUInteger) hash {
4265     return [key_ hash];
4266 }
4267
4268 - (BOOL) isEqual:(Diversion *)object {
4269     return self == object || [self class] == [object class] && [key_ isEqual:[object key]];
4270 }
4271
4272 @end
4273
4274 @interface CydiaObject : NSObject {
4275     _H<CyteWebViewController> indirect_;
4276     _transient id delegate_;
4277 }
4278
4279 - (id) initWithDelegate:(IndirectDelegate *)indirect;
4280
4281 @end
4282
4283 @class CydiaObject;
4284
4285 @interface CydiaWebViewController : CyteWebViewController {
4286     _H<CydiaObject> cydia_;
4287 }
4288
4289 + (void) addDiversion:(Diversion *)diversion;
4290 + (NSURLRequest *) requestWithHeaders:(NSURLRequest *)request;
4291 + (void) didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame withCydia:(CydiaObject *)cydia;
4292 - (void) setDelegate:(id)delegate;
4293
4294 @end
4295
4296 /* Web Scripting {{{ */
4297 @implementation CydiaObject
4298
4299 - (id) initWithDelegate:(IndirectDelegate *)indirect {
4300     if ((self = [super init]) != nil) {
4301         indirect_ = (CyteWebViewController *) indirect;
4302     } return self;
4303 }
4304
4305 - (void) setDelegate:(id)delegate {
4306     delegate_ = delegate;
4307 }
4308
4309 + (NSArray *) _attributeKeys {
4310     return [NSArray arrayWithObjects:
4311         @"bbsnum",
4312         @"build",
4313         @"coreFoundationVersionNumber",
4314         @"device",
4315         @"ecid",
4316         @"firmware",
4317         @"hostname",
4318         @"idiom",
4319         @"mcc",
4320         @"mnc",
4321         @"model",
4322         @"operator",
4323         @"role",
4324         @"serial",
4325         @"token",
4326         @"version",
4327     nil];
4328 }
4329
4330 - (NSArray *) attributeKeys {
4331     return [[self class] _attributeKeys];
4332 }
4333
4334 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
4335     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
4336 }
4337
4338 - (NSString *) version {
4339     return Cydia_;
4340 }
4341
4342 - (NSString *) build {
4343     return System_;
4344 }
4345
4346 - (NSString *) coreFoundationVersionNumber {
4347     return [NSString stringWithFormat:@"%.2f", kCFCoreFoundationVersionNumber];
4348 }
4349
4350 - (NSString *) device {
4351     return UniqueIdentifier();
4352 }
4353
4354 - (NSString *) firmware {
4355     return [[UIDevice currentDevice] systemVersion];
4356 }
4357
4358 - (NSString *) hostname {
4359     return [[UIDevice currentDevice] name];
4360 }
4361
4362 - (NSString *) idiom {
4363     return (id) Idiom_ ?: [NSNull null];
4364 }
4365
4366 - (NSString *) mcc {
4367     if (CFStringRef (*$CTSIMSupportCopyMobileSubscriberCountryCode)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode")))
4368         return [(NSString *) (*$CTSIMSupportCopyMobileSubscriberCountryCode)(kCFAllocatorDefault) autorelease];
4369     return nil;
4370 }
4371
4372 - (NSString *) mnc {
4373     if (CFStringRef (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberNetworkCode")))
4374         return [(NSString *) (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(kCFAllocatorDefault) autorelease];
4375     return nil;
4376 }
4377
4378 - (NSString *) operator {
4379     if (CFStringRef (*$CTRegistrationCopyOperatorName)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTRegistrationCopyOperatorName")))
4380         return [(NSString *) (*$CTRegistrationCopyOperatorName)(kCFAllocatorDefault) autorelease];
4381     return nil;
4382 }
4383
4384 - (NSString *) bbsnum {
4385     return (id) BBSNum_ ?: [NSNull null];
4386 }
4387
4388 - (NSString *) ecid {
4389     return (id) ChipID_ ?: [NSNull null];
4390 }
4391
4392 - (NSString *) serial {
4393     return SerialNumber_;
4394 }
4395
4396 - (NSString *) role {
4397     return (id) [NSNull null];
4398 }
4399
4400 - (NSString *) model {
4401     return [NSString stringWithUTF8String:Machine_];
4402 }
4403
4404 - (NSString *) token {
4405     return (id) Token_ ?: [NSNull null];
4406 }
4407
4408 + (NSString *) webScriptNameForSelector:(SEL)selector {
4409     if (false);
4410     else if (selector == @selector(addBridgedHost:))
4411         return @"addBridgedHost";
4412     else if (selector == @selector(addInsecureHost:))
4413         return @"addInsecureHost";
4414     else if (selector == @selector(addInternalRedirect::))
4415         return @"addInternalRedirect";
4416     else if (selector == @selector(addPipelinedHost:scheme:))
4417         return @"addPipelinedHost";
4418     else if (selector == @selector(addSource:::))
4419         return @"addSource";
4420     else if (selector == @selector(addTokenHost:))
4421         return @"addTokenHost";
4422     else if (selector == @selector(addTrivialSource:))
4423         return @"addTrivialSource";
4424     else if (selector == @selector(close))
4425         return @"close";
4426     else if (selector == @selector(du:))
4427         return @"du";
4428     else if (selector == @selector(stringWithFormat:arguments:))
4429         return @"format";
4430     else if (selector == @selector(getAllSources))
4431         return @"getAllSources";
4432     else if (selector == @selector(getApplicationInfo:value:))
4433         return @"getApplicationInfoValue";
4434     else if (selector == @selector(getKernelNumber:))
4435         return @"getKernelNumber";
4436     else if (selector == @selector(getKernelString:))
4437         return @"getKernelString";
4438     else if (selector == @selector(getInstalledPackages))
4439         return @"getInstalledPackages";
4440     else if (selector == @selector(getIORegistryEntry::))
4441         return @"getIORegistryEntry";
4442     else if (selector == @selector(getLocaleIdentifier))
4443         return @"getLocaleIdentifier";
4444     else if (selector == @selector(getPreferredLanguages))
4445         return @"getPreferredLanguages";
4446     else if (selector == @selector(getPackageById:))
4447         return @"getPackageById";
4448     else if (selector == @selector(getMetadataKeys))
4449         return @"getMetadataKeys";
4450     else if (selector == @selector(getMetadataValue:))
4451         return @"getMetadataValue";
4452     else if (selector == @selector(getSessionValue:))
4453         return @"getSessionValue";
4454     else if (selector == @selector(installPackages:))
4455         return @"installPackages";
4456     else if (selector == @selector(isReachable:))
4457         return @"isReachable";
4458     else if (selector == @selector(localizedStringForKey:value:table:))
4459         return @"localize";
4460     else if (selector == @selector(popViewController:))
4461         return @"popViewController";
4462     else if (selector == @selector(refreshSources))
4463         return @"refreshSources";
4464     else if (selector == @selector(registerFrame:))
4465         return @"registerFrame";
4466     else if (selector == @selector(removeButton))
4467         return @"removeButton";
4468     else if (selector == @selector(saveConfig))
4469         return @"saveConfig";
4470     else if (selector == @selector(setMetadataValue::))
4471         return @"setMetadataValue";
4472     else if (selector == @selector(setSessionValue::))
4473         return @"setSessionValue";
4474     else if (selector == @selector(substitutePackageNames:))
4475         return @"substitutePackageNames";
4476     else if (selector == @selector(scrollToBottom:))
4477         return @"scrollToBottom";
4478     else if (selector == @selector(setAllowsNavigationAction:))
4479         return @"setAllowsNavigationAction";
4480     else if (selector == @selector(setBadgeValue:))
4481         return @"setBadgeValue";
4482     else if (selector == @selector(setButtonImage:withStyle:toFunction:))
4483         return @"setButtonImage";
4484     else if (selector == @selector(setButtonTitle:withStyle:toFunction:))
4485         return @"setButtonTitle";
4486     else if (selector == @selector(setHidesBackButton:))
4487         return @"setHidesBackButton";
4488     else if (selector == @selector(setHidesNavigationBar:))
4489         return @"setHidesNavigationBar";
4490     else if (selector == @selector(setNavigationBarStyle:))
4491         return @"setNavigationBarStyle";
4492     else if (selector == @selector(setNavigationBarTintRed:green:blue:alpha:))
4493         return @"setNavigationBarTintColor";
4494     else if (selector == @selector(setPasteboardString:))
4495         return @"setPasteboardString";
4496     else if (selector == @selector(setPasteboardURL:))
4497         return @"setPasteboardURL";
4498     else if (selector == @selector(setScrollAlwaysBounceVertical:))
4499         return @"setScrollAlwaysBounceVertical";
4500     else if (selector == @selector(setScrollIndicatorStyle:))
4501         return @"setScrollIndicatorStyle";
4502     else if (selector == @selector(setToken:))
4503         return @"setToken";
4504     else if (selector == @selector(setViewportWidth:))
4505         return @"setViewportWidth";
4506     else if (selector == @selector(statfs:))
4507         return @"statfs";
4508     else if (selector == @selector(supports:))
4509         return @"supports";
4510     else if (selector == @selector(unload))
4511         return @"unload";
4512     else
4513         return nil;
4514 }
4515
4516 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
4517     return [self webScriptNameForSelector:selector] == nil;
4518 }
4519
4520 - (BOOL) supports:(NSString *)feature {
4521     return [feature isEqualToString:@"window.open"];
4522 }
4523
4524 - (void) unload {
4525     [delegate_ performSelectorOnMainThread:@selector(unloadData) withObject:nil waitUntilDone:NO];
4526 }
4527
4528 - (void) setScrollAlwaysBounceVertical:(NSNumber *)value {
4529     [indirect_ performSelectorOnMainThread:@selector(setScrollAlwaysBounceVerticalNumber:) withObject:value waitUntilDone:NO];
4530 }
4531
4532 - (void) setScrollIndicatorStyle:(NSString *)style {
4533     [indirect_ performSelectorOnMainThread:@selector(setScrollIndicatorStyleWithName:) withObject:style waitUntilDone:NO];
4534 }
4535
4536 - (void) addInternalRedirect:(NSString *)from :(NSString *)to {
4537     [CydiaWebViewController performSelectorOnMainThread:@selector(addDiversion:) withObject:[[[Diversion alloc] initWithFrom:from to:to] autorelease] waitUntilDone:NO];
4538 }
4539
4540 - (NSDictionary *) getApplicationInfo:(NSString *)display value:(NSString *)key {
4541     char path[1024];
4542     if (SBBundlePathForDisplayIdentifier(SBSSpringBoardServerPort(), [display UTF8String], path) != 0)
4543         return (id) [NSNull null];
4544     NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:[[NSString stringWithUTF8String:path] stringByAppendingString:@"/Info.plist"]]);
4545     if (info == nil)
4546         return (id) [NSNull null];
4547     return [info objectForKey:key];
4548 }
4549
4550 - (NSNumber *) getKernelNumber:(NSString *)name {
4551     const char *string([name UTF8String]);
4552
4553     size_t size;
4554     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4555         return (id) [NSNull null];
4556
4557     if (size != sizeof(int))
4558         return (id) [NSNull null];
4559
4560     int value;
4561     if (sysctlbyname(string, &value, &size, NULL, 0) == -1)
4562         return (id) [NSNull null];
4563
4564     return [NSNumber numberWithInt:value];
4565 }
4566
4567 - (NSString *) getKernelString:(NSString *)name {
4568     const char *string([name UTF8String]);
4569
4570     size_t size;
4571     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4572         return (id) [NSNull null];
4573
4574     char value[size + 1];
4575     if (sysctlbyname(string, value, &size, NULL, 0) == -1)
4576         return (id) [NSNull null];
4577
4578     // XXX: just in case you request something ludicrous
4579     value[size] = '\0';
4580
4581     return [NSString stringWithCString:value];
4582 }
4583
4584 - (NSObject *) getIORegistryEntry:(NSString *)path :(NSString *)entry {
4585     NSObject *value(CYIOGetValue([path UTF8String], entry));
4586
4587     if (value != nil)
4588         if ([value isKindOfClass:[NSData class]])
4589             value = CYHex((NSData *) value);
4590
4591     return value;
4592 }
4593
4594 - (NSArray *) getMetadataKeys {
4595 @synchronized (Values_) {
4596     return [Values_ allKeys];
4597 } }
4598
4599 - (void) registerFrame:(DOMHTMLIFrameElement *)iframe {
4600     WebFrame *frame([iframe contentFrame]);
4601     [indirect_ registerFrame:frame];
4602 }
4603
4604 - (id) getMetadataValue:(NSString *)key {
4605 @synchronized (Values_) {
4606     return [Values_ objectForKey:key];
4607 } }
4608
4609 - (void) setMetadataValue:(NSString *)key :(NSString *)value {
4610 @synchronized (Values_) {
4611     if (value == nil || value == (id) [WebUndefined undefined] || value == (id) [NSNull null])
4612         [Values_ removeObjectForKey:key];
4613     else
4614         [Values_ setObject:value forKey:key];
4615
4616     [delegate_ performSelectorOnMainThread:@selector(updateValues) withObject:nil waitUntilDone:YES];
4617 } }
4618
4619 - (id) getSessionValue:(NSString *)key {
4620 @synchronized (SessionData_) {
4621     return [SessionData_ objectForKey:key];
4622 } }
4623
4624 - (void) setSessionValue:(NSString *)key :(NSString *)value {
4625 @synchronized (SessionData_) {
4626     if (value == (id) [WebUndefined undefined])
4627         [SessionData_ removeObjectForKey:key];
4628     else
4629         [SessionData_ setObject:value forKey:key];
4630 } }
4631
4632 - (void) addBridgedHost:(NSString *)host {
4633 @synchronized (HostConfig_) {
4634     [BridgedHosts_ addObject:host];
4635 } }
4636
4637 - (void) addInsecureHost:(NSString *)host {
4638 @synchronized (HostConfig_) {
4639     [InsecureHosts_ addObject:host];
4640 } }
4641
4642 - (void) addTokenHost:(NSString *)host {
4643 @synchronized (HostConfig_) {
4644     [TokenHosts_ addObject:host];
4645 } }
4646
4647 - (void) addPipelinedHost:(NSString *)host scheme:(NSString *)scheme {
4648 @synchronized (HostConfig_) {
4649     if (scheme != (id) [WebUndefined undefined])
4650         host = [NSString stringWithFormat:@"%@:%@", [scheme lowercaseString], host];
4651
4652     [PipelinedHosts_ addObject:host];
4653 } }
4654
4655 - (void) popViewController:(NSNumber *)value {
4656     if (value == (id) [WebUndefined undefined])
4657         value = [NSNumber numberWithBool:YES];
4658     [indirect_ performSelectorOnMainThread:@selector(popViewControllerWithNumber:) withObject:value waitUntilDone:NO];
4659 }
4660
4661 - (void) addSource:(NSString *)href :(NSString *)distribution :(WebScriptObject *)sections {
4662     NSMutableArray *array([NSMutableArray arrayWithCapacity:[sections count]]);
4663
4664     for (NSString *section in sections)
4665         [array addObject:section];
4666
4667     [delegate_ performSelectorOnMainThread:@selector(addSource:) withObject:[NSMutableDictionary dictionaryWithObjectsAndKeys:
4668         @"deb", @"Type",
4669         href, @"URI",
4670         distribution, @"Distribution",
4671         array, @"Sections",
4672     nil] waitUntilDone:NO];
4673 }
4674
4675 - (void) addTrivialSource:(NSString *)href {
4676     [delegate_ performSelectorOnMainThread:@selector(addTrivialSource:) withObject:href waitUntilDone:NO];
4677 }
4678
4679 - (void) refreshSources {
4680     [delegate_ performSelectorOnMainThread:@selector(syncData) withObject:nil waitUntilDone:NO];
4681 }
4682
4683 - (void) saveConfig {
4684     [delegate_ performSelectorOnMainThread:@selector(_saveConfig) withObject:nil waitUntilDone:NO];
4685 }
4686
4687 - (NSArray *) getAllSources {
4688     return [[Database sharedInstance] sources];
4689 }
4690
4691 - (NSArray *) getInstalledPackages {
4692     Database *database([Database sharedInstance]);
4693 @synchronized (database) {
4694     NSArray *packages([database packages]);
4695     NSMutableArray *installed([NSMutableArray arrayWithCapacity:1024]);
4696     for (Package *package in packages)
4697         if (![package uninstalled])
4698             [installed addObject:package];
4699     return installed;
4700 } }
4701
4702 - (Package *) getPackageById:(NSString *)id {
4703     if (Package *package = [[Database sharedInstance] packageWithName:id]) {
4704         [package parse];
4705         return package;
4706     } else
4707         return (Package *) [NSNull null];
4708 }
4709
4710 - (NSString *) getLocaleIdentifier {
4711     return Locale_ == NULL ? (NSString *) [NSNull null] : (NSString *) CFLocaleGetIdentifier(Locale_);
4712 }
4713
4714 - (NSArray *) getPreferredLanguages {
4715     return Languages_;
4716 }
4717
4718 - (NSArray *) statfs:(NSString *)path {
4719     struct statfs stat;
4720
4721     if (path == nil || statfs([path UTF8String], &stat) == -1)
4722         return nil;
4723
4724     return [NSArray arrayWithObjects:
4725         [NSNumber numberWithUnsignedLong:stat.f_bsize],
4726         [NSNumber numberWithUnsignedLong:stat.f_blocks],
4727         [NSNumber numberWithUnsignedLong:stat.f_bfree],
4728     nil];
4729 }
4730
4731 ssize_t DiskUsage(const char *path);
4732
4733 - (NSNumber *) du:(NSString *)path {
4734     ssize_t usage(DiskUsage([path UTF8String]));
4735     if (usage != -1)
4736         usage /= 1024;
4737     return [NSNumber numberWithUnsignedLong:usage];
4738 }
4739
4740 - (void) close {
4741     [indirect_ performSelectorOnMainThread:@selector(close) withObject:nil waitUntilDone:NO];
4742 }
4743
4744 - (NSNumber *) isReachable:(NSString *)name {
4745     return [NSNumber numberWithBool:IsReachable([name UTF8String])];
4746 }
4747
4748 - (void) installPackages:(NSArray *)packages {
4749     [delegate_ performSelectorOnMainThread:@selector(installPackages:) withObject:packages waitUntilDone:NO];
4750 }
4751
4752 - (NSString *) substitutePackageNames:(NSString *)message {
4753     NSMutableArray *words([[[message componentsSeparatedByString:@" "] mutableCopy] autorelease]);
4754     for (size_t i(0), e([words count]); i != e; ++i) {
4755         NSString *word([words objectAtIndex:i]);
4756         if (Package *package = [[Database sharedInstance] packageWithName:word])
4757             [words replaceObjectAtIndex:i withObject:[package name]];
4758     }
4759
4760     return [words componentsJoinedByString:@" "];
4761 }
4762
4763 - (void) removeButton {
4764     [indirect_ removeButton];
4765 }
4766
4767 - (void) setButtonImage:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4768     [indirect_ setButtonImage:button withStyle:style toFunction:function];
4769 }
4770
4771 - (void) setButtonTitle:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4772     [indirect_ setButtonTitle:button withStyle:style toFunction:function];
4773 }
4774
4775 - (void) setBadgeValue:(id)value {
4776     [indirect_ performSelectorOnMainThread:@selector(setBadgeValue:) withObject:value waitUntilDone:NO];
4777 }
4778
4779 - (void) setAllowsNavigationAction:(NSString *)value {
4780     [indirect_ performSelectorOnMainThread:@selector(setAllowsNavigationActionByNumber:) withObject:value waitUntilDone:NO];
4781 }
4782
4783 - (void) setHidesBackButton:(NSString *)value {
4784     [indirect_ performSelectorOnMainThread:@selector(setHidesBackButtonByNumber:) withObject:value waitUntilDone:NO];
4785 }
4786
4787 - (void) setHidesNavigationBar:(NSString *)value {
4788     [indirect_ performSelectorOnMainThread:@selector(setHidesNavigationBarByNumber:) withObject:value waitUntilDone:NO];
4789 }
4790
4791 - (void) setNavigationBarStyle:(NSString *)value {
4792     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarStyle:) withObject:value waitUntilDone:NO];
4793 }
4794
4795 - (void) setNavigationBarTintRed:(NSNumber *)red green:(NSNumber *)green blue:(NSNumber *)blue alpha:(NSNumber *)alpha {
4796     float opacity(alpha == (id) [WebUndefined undefined] ? 1 : [alpha floatValue]);
4797     UIColor *color([UIColor colorWithRed:[red floatValue] green:[green floatValue] blue:[blue floatValue] alpha:opacity]);
4798     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarTintColor:) withObject:color waitUntilDone:NO];
4799 }
4800
4801 - (void) setPasteboardString:(NSString *)value {
4802     [[objc_getClass("UIPasteboard") generalPasteboard] setString:value];
4803 }
4804
4805 - (void) setPasteboardURL:(NSString *)value {
4806     [[objc_getClass("UIPasteboard") generalPasteboard] setURL:[NSURL URLWithString:value]];
4807 }
4808
4809 - (void) _setToken:(NSString *)token {
4810     Token_ = token;
4811
4812     if (token == nil)
4813         [Metadata_ removeObjectForKey:@"Token"];
4814     else
4815         [Metadata_ setObject:Token_ forKey:@"Token"];
4816
4817     Changed_ = true;
4818 }
4819
4820 - (void) setToken:(NSString *)token {
4821     [self performSelectorOnMainThread:@selector(_setToken:) withObject:token waitUntilDone:NO];
4822 }
4823
4824 - (void) scrollToBottom:(NSNumber *)animated {
4825     [indirect_ performSelectorOnMainThread:@selector(scrollToBottomAnimated:) withObject:animated waitUntilDone:NO];
4826 }
4827
4828 - (void) setViewportWidth:(float)width {
4829     [indirect_ setViewportWidthOnMainThread:width];
4830 }
4831
4832 - (NSString *) stringWithFormat:(NSString *)format arguments:(WebScriptObject *)arguments {
4833     //NSLog(@"SWF:\"%@\" A:%@", format, [arguments description]);
4834     unsigned count([arguments count]);
4835     id values[count];
4836     for (unsigned i(0); i != count; ++i)
4837         values[i] = [arguments objectAtIndex:i];
4838     return [[[NSString alloc] initWithFormat:format arguments:reinterpret_cast<va_list>(values)] autorelease];
4839 }
4840
4841 - (NSString *) localizedStringForKey:(NSString *)key value:(NSString *)value table:(NSString *)table {
4842     if (reinterpret_cast<id>(value) == [WebUndefined undefined])
4843         value = nil;
4844     if (reinterpret_cast<id>(table) == [WebUndefined undefined])
4845         table = nil;
4846     return [[NSBundle mainBundle] localizedStringForKey:key value:value table:table];
4847 }
4848
4849 @end
4850 /* }}} */
4851
4852 @interface NSURL (CydiaSecure)
4853 @end
4854
4855 @implementation NSURL (CydiaSecure)
4856
4857 - (bool) isCydiaSecure {
4858     if ([[[self scheme] lowercaseString] isEqualToString:@"https"])
4859         return true;
4860
4861     @synchronized (HostConfig_) {
4862         if ([InsecureHosts_ containsObject:[self host]])
4863             return true;
4864     }
4865
4866     return false;
4867 }
4868
4869 @end
4870
4871 /* Cydia Browser Controller {{{ */
4872 @implementation CydiaWebViewController
4873
4874 - (NSURL *) navigationURL {
4875     return request_ == nil ? nil : [NSURL URLWithString:[NSString stringWithFormat:@"cydia://url/%@", [[request_ URL] absoluteString]]];
4876 }
4877
4878 + (void) _initialize {
4879     [super _initialize];
4880
4881     Diversions_ = [NSMutableSet setWithCapacity:0];
4882 }
4883
4884 + (void) addDiversion:(Diversion *)diversion {
4885     [Diversions_ addObject:diversion];
4886 }
4887
4888 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4889     [super webView:view didClearWindowObject:window forFrame:frame];
4890     [CydiaWebViewController didClearWindowObject:window forFrame:frame withCydia:cydia_];
4891 }
4892
4893 + (void) didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame withCydia:(CydiaObject *)cydia {
4894     WebDataSource *source([frame dataSource]);
4895     NSURLResponse *response([source response]);
4896     NSURL *url([response URL]);
4897     NSString *scheme([[url scheme] lowercaseString]);
4898
4899     bool bridged(false);
4900
4901     @synchronized (HostConfig_) {
4902         if ([scheme isEqualToString:@"file"])
4903             bridged = true;
4904         else if ([scheme isEqualToString:@"https"])
4905             if ([BridgedHosts_ containsObject:[url host]])
4906                 bridged = true;
4907     }
4908
4909     if (bridged)
4910         [window setValue:cydia forKey:@"cydia"];
4911 }
4912
4913 - (void) _setupMail:(MFMailComposeViewController *)controller {
4914     [controller addAttachmentData:[NSData dataWithContentsOfFile:@"/tmp/cydia.log"] mimeType:@"text/plain" fileName:@"cydia.log"];
4915
4916     system("/usr/bin/dpkg -l >/tmp/dpkgl.log");
4917     [controller addAttachmentData:[NSData dataWithContentsOfFile:@"/tmp/dpkgl.log"] mimeType:@"text/plain" fileName:@"dpkgl.log"];
4918 }
4919
4920 - (NSURL *) URLWithURL:(NSURL *)url {
4921     return [Diversion divertURL:url];
4922 }
4923
4924 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
4925     return [CydiaWebViewController requestWithHeaders:[super webView:view resource:resource willSendRequest:request redirectResponse:response fromDataSource:source]];
4926 }
4927
4928 - (NSURLRequest *) webThreadWebView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
4929     return [CydiaWebViewController requestWithHeaders:[super webThreadWebView:view resource:resource willSendRequest:request redirectResponse:response fromDataSource:source]];
4930 }
4931
4932 + (NSURLRequest *) requestWithHeaders:(NSURLRequest *)request {
4933     NSMutableURLRequest *copy([[request mutableCopy] autorelease]);
4934
4935     NSURL *url([copy URL]);
4936     NSString *href([url absoluteString]);
4937     NSString *host([url host]);
4938
4939     if ([href hasPrefix:@"https://cydia.saurik.com/TSS/"]) {
4940         if (NSString *agent = [copy valueForHTTPHeaderField:@"X-User-Agent"]) {
4941             [copy setValue:agent forHTTPHeaderField:@"User-Agent"];
4942             [copy setValue:nil forHTTPHeaderField:@"X-User-Agent"];
4943         }
4944
4945         [copy setValue:nil forHTTPHeaderField:@"Referer"];
4946         [copy setValue:nil forHTTPHeaderField:@"Origin"];
4947
4948         [copy setURL:[NSURL URLWithString:[@"http://gs.apple.com/TSS/" stringByAppendingString:[href substringFromIndex:29]]]];
4949         return copy;
4950     }
4951
4952     if ([copy valueForHTTPHeaderField:@"X-Cydia-Cf"] == nil)
4953         [copy setValue:[NSString stringWithFormat:@"%.2f", kCFCoreFoundationVersionNumber] forHTTPHeaderField:@"X-Cydia-Cf"];
4954     if (Machine_ != NULL && [copy valueForHTTPHeaderField:@"X-Machine"] == nil)
4955         [copy setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
4956
4957     bool bridged;
4958     bool token;
4959
4960     @synchronized (HostConfig_) {
4961         bridged = [BridgedHosts_ containsObject:host];
4962         token = [TokenHosts_ containsObject:host];
4963     }
4964
4965     if ([url isCydiaSecure]) {
4966         if (bridged) {
4967             if (UniqueID_ != nil && [copy valueForHTTPHeaderField:@"X-Cydia-Id"] == nil)
4968                 [copy setValue:UniqueID_ forHTTPHeaderField:@"X-Cydia-Id"];
4969         } else if (token) {
4970             if (Token_ != nil && [copy valueForHTTPHeaderField:@"X-Cydia-Token"] == nil)
4971                 [copy setValue:Token_ forHTTPHeaderField:@"X-Cydia-Token"];
4972         }
4973     }
4974
4975     return copy;
4976 }
4977
4978 - (void) setDelegate:(id)delegate {
4979     [super setDelegate:delegate];
4980     [cydia_ setDelegate:delegate];
4981 }
4982
4983 - (NSString *) applicationNameForUserAgent {
4984     return UserAgent_;
4985 }
4986
4987 - (id) init {
4988     if ((self = [super initWithWidth:0 ofClass:[CydiaWebViewController class]]) != nil) {
4989         cydia_ = [[[CydiaObject alloc] initWithDelegate:indirect_] autorelease];
4990     } return self;
4991 }
4992
4993 @end
4994
4995 @interface AppCacheController : CydiaWebViewController {
4996 }
4997
4998 @end
4999
5000 @implementation AppCacheController
5001
5002 - (void) didReceiveMemoryWarning {
5003     // XXX: this doesn't work
5004 }
5005
5006 - (bool) retainsNetworkActivityIndicator {
5007     return false;
5008 }
5009
5010 @end
5011 /* }}} */
5012
5013 // CydiaScript {{{
5014 @interface NSObject (CydiaScript)
5015 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context;
5016 @end
5017
5018 @implementation NSObject (CydiaScript)
5019
5020 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
5021     return self;
5022 }
5023
5024 @end
5025
5026 @implementation NSArray (CydiaScript)
5027
5028 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
5029     WebScriptObject *object([context evaluateWebScript:@"[]"]);
5030     for (size_t i(0), e([self count]); i != e; ++i)
5031         [object setWebScriptValueAtIndex:i value:[[self objectAtIndex:i] Cydia$webScriptObjectInContext:context]];
5032     return object;
5033 }
5034
5035 @end
5036
5037 @implementation NSDictionary (CydiaScript)
5038
5039 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
5040     WebScriptObject *object([context evaluateWebScript:@"({})"]);
5041     for (id i in self)
5042         [object setValue:[[self objectForKey:i] Cydia$webScriptObjectInContext:context] forKey:i];
5043     return object;
5044 }
5045
5046 @end
5047 // }}}
5048
5049 /* Confirmation Controller {{{ */
5050 bool DepSubstrate(const pkgCache::VerIterator &iterator) {
5051     if (!iterator.end())
5052         for (pkgCache::DepIterator dep(iterator.DependsList()); !dep.end(); ++dep) {
5053             if (dep->Type != pkgCache::Dep::Depends && dep->Type != pkgCache::Dep::PreDepends)
5054                 continue;
5055             pkgCache::PkgIterator package(dep.TargetPkg());
5056             if (package.end())
5057                 continue;
5058             if (strcmp(package.Name(), "mobilesubstrate") == 0)
5059                 return true;
5060         }
5061
5062     return false;
5063 }
5064
5065 @protocol ConfirmationControllerDelegate
5066 - (void) cancelAndClear:(bool)clear;
5067 - (void) confirmWithNavigationController:(UINavigationController *)navigation;
5068 - (void) queue;
5069 @end
5070
5071 @interface ConfirmationController : CydiaWebViewController {
5072     _transient Database *database_;
5073
5074     _H<UIAlertView> essential_;
5075
5076     _H<NSDictionary> changes_;
5077     _H<NSMutableArray> issues_;
5078     _H<NSDictionary> sizes_;
5079
5080     BOOL substrate_;
5081 }
5082
5083 - (id) initWithDatabase:(Database *)database;
5084
5085 @end
5086
5087 @implementation ConfirmationController
5088
5089 - (void) complete {
5090     if (substrate_)
5091         RestartSubstrate_ = true;
5092     [delegate_ confirmWithNavigationController:[self navigationController]];
5093 }
5094
5095 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
5096     NSString *context([alert context]);
5097
5098     if ([context isEqualToString:@"remove"]) {
5099         if (button == [alert cancelButtonIndex])
5100             [self _doContinue];
5101         else if (button == [alert firstOtherButtonIndex]) {
5102             [self performSelector:@selector(complete) withObject:nil afterDelay:0];
5103         }
5104
5105         [alert dismissWithClickedButtonIndex:-1 animated:YES];
5106     } else if ([context isEqualToString:@"unable"]) {
5107         [self dismissModalViewControllerAnimated:YES];
5108         [alert dismissWithClickedButtonIndex:-1 animated:YES];
5109     } else {
5110         [super alertView:alert clickedButtonAtIndex:button];
5111     }
5112 }
5113
5114 - (void) _doContinue {
5115     [delegate_ cancelAndClear:NO];
5116     [self dismissModalViewControllerAnimated:YES];
5117 }
5118
5119 - (id) invokeDefaultMethodWithArguments:(NSArray *)args {
5120     [self performSelectorOnMainThread:@selector(_doContinue) withObject:nil waitUntilDone:NO];
5121     return nil;
5122 }
5123
5124 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
5125     [super webView:view didClearWindowObject:window forFrame:frame];
5126
5127     [window setValue:[[NSDictionary dictionaryWithObjectsAndKeys:
5128         (id) changes_, @"changes",
5129         (id) issues_, @"issues",
5130         (id) sizes_, @"sizes",
5131         self, @"queue",
5132     nil] Cydia$webScriptObjectInContext:window] forKey:@"cydiaConfirm"];
5133 }
5134
5135 - (id) initWithDatabase:(Database *)database {
5136     if ((self = [super init]) != nil) {
5137         database_ = database;
5138
5139         NSMutableArray *installs([NSMutableArray arrayWithCapacity:16]);
5140         NSMutableArray *reinstalls([NSMutableArray arrayWithCapacity:16]);
5141         NSMutableArray *upgrades([NSMutableArray arrayWithCapacity:16]);
5142         NSMutableArray *downgrades([NSMutableArray arrayWithCapacity:16]);
5143         NSMutableArray *removes([NSMutableArray arrayWithCapacity:16]);
5144
5145         bool remove(false);
5146
5147         pkgCacheFile &cache([database_ cache]);
5148         NSArray *packages([database_ packages]);
5149         pkgDepCache::Policy *policy([database_ policy]);
5150
5151         issues_ = [NSMutableArray arrayWithCapacity:4];
5152
5153         UpgradeCydia_ = false;
5154
5155         for (Package *package in packages) {
5156             pkgCache::PkgIterator iterator([package iterator]);
5157             NSString *name([package id]);
5158
5159             if ([package broken]) {
5160                 NSMutableArray *reasons([NSMutableArray arrayWithCapacity:4]);
5161
5162                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
5163                     name, @"package",
5164                     reasons, @"reasons",
5165                 nil]];
5166
5167                 pkgCache::VerIterator ver(cache[iterator].InstVerIter(cache));
5168                 if (ver.end())
5169                     continue;
5170
5171                 for (pkgCache::DepIterator dep(ver.DependsList()); !dep.end(); ) {
5172                     pkgCache::DepIterator start;
5173                     pkgCache::DepIterator end;
5174                     dep.GlobOr(start, end); // ++dep
5175
5176                     if (!cache->IsImportantDep(end))
5177                         continue;
5178                     if ((cache[end] & pkgDepCache::DepGInstall) != 0)
5179                         continue;
5180
5181                     NSMutableArray *clauses([NSMutableArray arrayWithCapacity:4]);
5182
5183                     [reasons addObject:[NSDictionary dictionaryWithObjectsAndKeys:
5184                         [NSString stringWithUTF8String:start.DepType()], @"relationship",
5185                         clauses, @"clauses",
5186                     nil]];
5187
5188                     _forever {
5189                         NSString *reason, *installed((NSString *) [WebUndefined undefined]);
5190
5191                         pkgCache::PkgIterator target(start.TargetPkg());
5192                         if (target->ProvidesList != 0)
5193                             reason = @"missing";
5194                         else {
5195                             pkgCache::VerIterator ver(cache[target].InstVerIter(cache));
5196                             if (!ver.end()) {
5197                                 reason = @"installed";
5198                                 installed = [NSString stringWithUTF8String:ver.VerStr()];
5199                             } else if (!cache[target].CandidateVerIter(cache).end())
5200                                 reason = @"uninstalled";
5201                             else if (target->ProvidesList == 0)
5202                                 reason = @"uninstallable";
5203                             else
5204                                 reason = @"virtual";
5205                         }
5206
5207                         NSDictionary *version(start.TargetVer() == 0 ? (NSDictionary *) [NSNull null] : [NSDictionary dictionaryWithObjectsAndKeys:
5208                             [NSString stringWithUTF8String:start.CompType()], @"operator",
5209                             [NSString stringWithUTF8String:start.TargetVer()], @"value",
5210                         nil]);
5211
5212                         [clauses addObject:[NSDictionary dictionaryWithObjectsAndKeys:
5213                             [NSString stringWithUTF8String:start.TargetPkg().Name()], @"package",
5214                             version, @"version",
5215                             reason, @"reason",
5216                             installed, @"installed",
5217                         nil]];
5218
5219                         // yes, seriously. (wtf?)
5220                         if (start == end)
5221                             break;
5222                         ++start;
5223                     }
5224                 }
5225             }
5226
5227             pkgDepCache::StateCache &state(cache[iterator]);
5228
5229             static RegEx special_r("(firmware|gsc\\..*|cy\\+.*)");
5230
5231             if (state.NewInstall())
5232                 [installs addObject:name];
5233             // XXX: else if (state.Install())
5234             else if (!state.Delete() && (state.iFlags & pkgDepCache::ReInstall) == pkgDepCache::ReInstall)
5235                 [reinstalls addObject:name];
5236             // XXX: move before previous if
5237             else if (state.Upgrade())
5238                 [upgrades addObject:name];
5239             else if (state.Downgrade())
5240                 [downgrades addObject:name];
5241             else if (!state.Delete())
5242                 // XXX: _assert(state.Keep());
5243                 continue;
5244             else if (special_r(name))
5245                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
5246                     [NSNull null], @"package",
5247                     [NSArray arrayWithObjects:
5248                         [NSDictionary dictionaryWithObjectsAndKeys:
5249                             @"Conflicts", @"relationship",
5250                             [NSArray arrayWithObjects:
5251                                 [NSDictionary dictionaryWithObjectsAndKeys:
5252                                     name, @"package",
5253                                     [NSNull null], @"version",
5254                                     @"installed", @"reason",
5255                                 nil],
5256                             nil], @"clauses",
5257                         nil],
5258                     nil], @"reasons",
5259                 nil]];
5260             else {
5261                 if ([package essential])
5262                     remove = true;
5263                 [removes addObject:name];
5264             }
5265
5266             if ([name isEqualToString:@"cydia"])
5267                 UpgradeCydia_ = true;
5268
5269             substrate_ |= DepSubstrate(policy->GetCandidateVer(iterator));
5270             substrate_ |= DepSubstrate(iterator.CurrentVer());
5271         }
5272
5273         if (!remove)
5274             essential_ = nil;
5275         else if (Advanced_) {
5276             NSString *parenthetical(UCLocalize("PARENTHETICAL"));
5277
5278             essential_ = [[[UIAlertView alloc]
5279                 initWithTitle:UCLocalize("REMOVING_ESSENTIALS")
5280                 message:UCLocalize("REMOVING_ESSENTIALS_EX")
5281                 delegate:self
5282                 cancelButtonTitle:[NSString stringWithFormat:parenthetical, UCLocalize("CANCEL_OPERATION"), UCLocalize("SAFE")]
5283                 otherButtonTitles:
5284                     [NSString stringWithFormat:parenthetical, UCLocalize("FORCE_REMOVAL"), UCLocalize("UNSAFE")],
5285                 nil
5286             ] autorelease];
5287
5288             [essential_ setContext:@"remove"];
5289             [essential_ setNumberOfRows:2];
5290         } else {
5291             essential_ = [[[UIAlertView alloc]
5292                 initWithTitle:UCLocalize("UNABLE_TO_COMPLY")
5293                 message:UCLocalize("UNABLE_TO_COMPLY_EX")
5294                 delegate:self
5295                 cancelButtonTitle:UCLocalize("OKAY")
5296                 otherButtonTitles:nil
5297             ] autorelease];
5298
5299             [essential_ setContext:@"unable"];
5300         }
5301
5302         changes_ = [NSDictionary dictionaryWithObjectsAndKeys:
5303             installs, @"installs",
5304             reinstalls, @"reinstalls",
5305             upgrades, @"upgrades",
5306             downgrades, @"downgrades",
5307             removes, @"removes",
5308         nil];
5309
5310         sizes_ = [NSDictionary dictionaryWithObjectsAndKeys:
5311             [NSNumber numberWithInteger:[database_ fetcher].FetchNeeded()], @"downloading",
5312             [NSNumber numberWithInteger:[database_ fetcher].PartialPresent()], @"resuming",
5313         nil];
5314
5315         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/confirm/", UI_]]];
5316     } return self;
5317 }
5318
5319 - (UIBarButtonItem *) leftButton {
5320     return [[[UIBarButtonItem alloc]
5321         initWithTitle:UCLocalize("CANCEL")
5322         style:UIBarButtonItemStylePlain
5323         target:self
5324         action:@selector(cancelButtonClicked)
5325     ] autorelease];
5326 }
5327
5328 #if !AlwaysReload
5329 - (void) applyRightButton {
5330     if ([issues_ count] == 0 && ![self isLoading])
5331         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
5332             initWithTitle:UCLocalize("CONFIRM")
5333             style:UIBarButtonItemStyleDone
5334             target:self
5335             action:@selector(confirmButtonClicked)
5336         ] autorelease]];
5337     else
5338         [[self navigationItem] setRightBarButtonItem:nil];
5339 }
5340 #endif
5341
5342 - (void) cancelButtonClicked {
5343     [delegate_ cancelAndClear:YES];
5344     [self dismissModalViewControllerAnimated:YES];
5345 }
5346
5347 #if !AlwaysReload
5348 - (void) confirmButtonClicked {
5349     if (essential_ != nil)
5350         [essential_ show];
5351     else
5352         [self complete];
5353 }
5354 #endif
5355
5356 @end
5357 /* }}} */
5358
5359 /* Progress Data {{{ */
5360 @interface CydiaProgressData : NSObject {
5361     _transient id delegate_;
5362
5363     bool running_;
5364     float percent_;
5365
5366     float current_;
5367     float total_;
5368     float speed_;
5369
5370     _H<NSMutableArray> events_;
5371     _H<NSString> title_;
5372
5373     _H<NSString> status_;
5374     _H<NSString> finish_;
5375 }
5376
5377 @end
5378
5379 @implementation CydiaProgressData
5380
5381 + (NSArray *) _attributeKeys {
5382     return [NSArray arrayWithObjects:
5383         @"current",
5384         @"events",
5385         @"finish",
5386         @"percent",
5387         @"running",
5388         @"speed",
5389         @"title",
5390         @"total",
5391     nil];
5392 }
5393
5394 - (NSArray *) attributeKeys {
5395     return [[self class] _attributeKeys];
5396 }
5397
5398 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
5399     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
5400 }
5401
5402 - (id) init {
5403     if ((self = [super init]) != nil) {
5404         events_ = [NSMutableArray arrayWithCapacity:32];
5405     } return self;
5406 }
5407
5408 - (id) delegate {
5409     return delegate_;
5410 }
5411
5412 - (void) setDelegate:(id)delegate {
5413     delegate_ = delegate;
5414 }
5415
5416 - (void) setPercent:(float)value {
5417     percent_ = value;
5418 }
5419
5420 - (NSNumber *) percent {
5421     return [NSNumber numberWithFloat:percent_];
5422 }
5423
5424 - (void) setCurrent:(float)value {
5425     current_ = value;
5426 }
5427
5428 - (NSNumber *) current {
5429     return [NSNumber numberWithFloat:current_];
5430 }
5431
5432 - (void) setTotal:(float)value {
5433     total_ = value;
5434 }
5435
5436 - (NSNumber *) total {
5437     return [NSNumber numberWithFloat:total_];
5438 }
5439
5440 - (void) setSpeed:(float)value {
5441     speed_ = value;
5442 }
5443
5444 - (NSNumber *) speed {
5445     return [NSNumber numberWithFloat:speed_];
5446 }
5447
5448 - (NSArray *) events {
5449     return events_;
5450 }
5451
5452 - (void) removeAllEvents {
5453     [events_ removeAllObjects];
5454 }
5455
5456 - (void) addEvent:(CydiaProgressEvent *)event {
5457     [events_ addObject:event];
5458 }
5459
5460 - (void) setTitle:(NSString *)text {
5461     title_ = text;
5462 }
5463
5464 - (NSString *) title {
5465     return title_;
5466 }
5467
5468 - (void) setFinish:(NSString *)text {
5469     finish_ = text;
5470 }
5471
5472 - (NSString *) finish {
5473     return (id) finish_ ?: [NSNull null];
5474 }
5475
5476 - (void) setRunning:(bool)running {
5477     running_ = running;
5478 }
5479
5480 - (NSNumber *) running {
5481     return running_ ? (NSNumber *) kCFBooleanTrue : (NSNumber *) kCFBooleanFalse;
5482 }
5483
5484 @end
5485 /* }}} */
5486 /* Progress Controller {{{ */
5487 @interface ProgressController : CydiaWebViewController <
5488     ProgressDelegate
5489 > {
5490     _transient Database *database_;
5491     _H<CydiaProgressData, 1> progress_;
5492     unsigned cancel_;
5493 }
5494
5495 - (id) initWithDatabase:(Database *)database delegate:(id)delegate;
5496
5497 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title;
5498
5499 - (void) setTitle:(NSString *)title;
5500 - (void) setCancellable:(bool)cancellable;
5501
5502 @end
5503
5504 @implementation ProgressController
5505
5506 - (void) dealloc {
5507     [database_ setProgressDelegate:nil];
5508     [super dealloc];
5509 }
5510
5511 - (UIBarButtonItem *) leftButton {
5512     return cancel_ == 1 ? [[[UIBarButtonItem alloc]
5513         initWithTitle:UCLocalize("CANCEL")
5514         style:UIBarButtonItemStylePlain
5515         target:self
5516         action:@selector(cancel)
5517     ] autorelease] : nil;
5518 }
5519
5520 - (void) updateCancel {
5521     [super applyLeftButton];
5522 }
5523
5524 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
5525     if ((self = [super init]) != nil) {
5526         database_ = database;
5527         delegate_ = delegate;
5528
5529         [database_ setProgressDelegate:self];
5530
5531         progress_ = [[[CydiaProgressData alloc] init] autorelease];
5532         [progress_ setDelegate:self];
5533
5534         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/progress/", UI_]]];
5535
5536         [scroller_ setBackgroundColor:[UIColor blackColor]];
5537
5538         [[self navigationItem] setHidesBackButton:YES];
5539
5540         [self updateCancel];
5541     } return self;
5542 }
5543
5544 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
5545     [super webView:view didClearWindowObject:window forFrame:frame];
5546     [window setValue:progress_ forKey:@"cydiaProgress"];
5547 }
5548
5549 - (void) updateProgress {
5550     [self dispatchEvent:@"CydiaProgressUpdate"];
5551 }
5552
5553 - (void) viewWillAppear:(BOOL)animated {
5554     [[[self navigationController] navigationBar] setBarStyle:UIBarStyleBlack];
5555     [super viewWillAppear:animated];
5556 }
5557
5558 - (void) reloadSpringBoard {
5559     if (kCFCoreFoundationVersionNumber > 700) { // XXX: iOS 6.x
5560         system("/bin/launchctl stop com.apple.backboardd");
5561         sleep(15);
5562         system("/usr/bin/killall backboardd SpringBoard sbreload");
5563         return;
5564     }
5565
5566     pid_t pid(ExecFork());
5567     if (pid == 0) {
5568         if (setsid() == -1)
5569             perror("setsid");
5570
5571         pid_t pid(ExecFork());
5572         if (pid == 0) {
5573             execl("/usr/libexec/cydia/cydo", "cydo", "/usr/bin/sbreload", NULL);
5574             perror("sbreload");
5575
5576             exit(0);
5577         } ReapZombie(pid);
5578
5579         exit(0);
5580     } ReapZombie(pid);
5581
5582     sleep(15);
5583     system("/usr/bin/killall backboardd SpringBoard sbreload");
5584 }
5585
5586 - (void) close {
5587     UpdateExternalStatus(0);
5588
5589     if (Finish_ > 1)
5590         [delegate_ saveState];
5591
5592     switch (Finish_) {
5593         case 0:
5594             [delegate_ returnToCydia];
5595         break;
5596
5597         case 1:
5598             [delegate_ terminateWithSuccess];
5599             /*if ([delegate_ respondsToSelector:@selector(suspendWithAnimation:)])
5600                 [delegate_ suspendWithAnimation:YES];
5601             else
5602                 [delegate_ suspend];*/
5603         break;
5604
5605         case 2:
5606             _trace();
5607             goto reload;
5608
5609         case 3:
5610             _trace();
5611             goto reload;
5612
5613         reload: {
5614             UIProgressHUD *hud([delegate_ addProgressHUD]);
5615             [hud setText:UCLocalize("LOADING")];
5616             [self performSelector:@selector(reloadSpringBoard) withObject:nil afterDelay:0.5];
5617             return;
5618         }
5619
5620         case 4:
5621             _trace();
5622             if (void (*SBReboot)(mach_port_t) = reinterpret_cast<void (*)(mach_port_t)>(dlsym(RTLD_DEFAULT, "SBReboot")))
5623                 SBReboot(SBSSpringBoardServerPort());
5624             else
5625                 reboot2(RB_AUTOBOOT);
5626         break;
5627     }
5628
5629     [super close];
5630 }
5631
5632 - (void) setTitle:(NSString *)title {
5633     [progress_ setTitle:title];
5634     [self updateProgress];
5635 }
5636
5637 - (UIBarButtonItem *) rightButton {
5638     return [[progress_ running] boolValue] ? [super rightButton] : [[[UIBarButtonItem alloc]
5639         initWithTitle:UCLocalize("CLOSE")
5640         style:UIBarButtonItemStylePlain
5641         target:self
5642         action:@selector(close)
5643     ] autorelease];
5644 }
5645
5646 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title {
5647     UpdateExternalStatus(1);
5648
5649     [progress_ setRunning:true];
5650     [self setTitle:title];
5651     // implicit updateProgress
5652
5653     SHA1SumValue notifyconf; {
5654         FileFd file;
5655         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5656             _error->Discard();
5657         else {
5658             MMap mmap(file, MMap::ReadOnly);
5659             SHA1Summation sha1;
5660             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5661             notifyconf = sha1.Result();
5662         }
5663     }
5664
5665     SHA1SumValue springlist; {
5666         FileFd file;
5667         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5668             _error->Discard();
5669         else {
5670             MMap mmap(file, MMap::ReadOnly);
5671             SHA1Summation sha1;
5672             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5673             springlist = sha1.Result();
5674         }
5675     }
5676
5677     if (invocation != nil) {
5678         [invocation yieldToSelector:@selector(invoke)];
5679         [self setTitle:@"COMPLETE"];
5680     }
5681
5682     if (Finish_ < 4) {
5683         FileFd file;
5684         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5685             _error->Discard();
5686         else {
5687             MMap mmap(file, MMap::ReadOnly);
5688             SHA1Summation sha1;
5689             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5690             if (!(notifyconf == sha1.Result()))
5691                 Finish_ = 4;
5692         }
5693     }
5694
5695     if (Finish_ < 3) {
5696         FileFd file;
5697         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5698             _error->Discard();
5699         else {
5700             MMap mmap(file, MMap::ReadOnly);
5701             SHA1Summation sha1;
5702             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5703             if (!(springlist == sha1.Result()))
5704                 Finish_ = 3;
5705         }
5706     }
5707
5708     if (Finish_ < 2) {
5709         if (RestartSubstrate_)
5710             Finish_ = 2;
5711     }
5712
5713     RestartSubstrate_ = false;
5714
5715     switch (Finish_) {
5716         case 0: [progress_ setFinish:UCLocalize("RETURN_TO_CYDIA")]; break; /* XXX: Maybe UCLocalize("DONE")? */
5717         case 1: [progress_ setFinish:UCLocalize("CLOSE_CYDIA")]; break;
5718         case 2: [progress_ setFinish:UCLocalize("RESTART_SPRINGBOARD")]; break;
5719         case 3: [progress_ setFinish:UCLocalize("RELOAD_SPRINGBOARD")]; break;
5720         case 4: [progress_ setFinish:UCLocalize("REBOOT_DEVICE")]; break;
5721     }
5722
5723     UpdateExternalStatus(Finish_ == 0 ? 0 : 2);
5724
5725     [progress_ setRunning:false];
5726     [self updateProgress];
5727
5728     [self applyRightButton];
5729 }
5730
5731 - (void) addProgressEvent:(CydiaProgressEvent *)event {
5732     [progress_ addEvent:event];
5733     [self updateProgress];
5734 }
5735
5736 - (bool) isProgressCancelled {
5737     return cancel_ == 2;
5738 }
5739
5740 - (void) cancel {
5741     cancel_ = 2;
5742     [self updateCancel];
5743 }
5744
5745 - (void) setCancellable:(bool)cancellable {
5746     unsigned cancel(cancel_);
5747
5748     if (!cancellable)
5749         cancel_ = 0;
5750     else if (cancel_ == 0)
5751         cancel_ = 1;
5752
5753     if (cancel != cancel_)
5754         [self updateCancel];
5755 }
5756
5757 - (void) setProgressCancellable:(NSNumber *)cancellable {
5758     [self setCancellable:[cancellable boolValue]];
5759 }
5760
5761 - (void) setProgressPercent:(NSNumber *)percent {
5762     [progress_ setPercent:[percent floatValue]];
5763     [self updateProgress];
5764 }
5765
5766 - (void) setProgressStatus:(NSDictionary *)status {
5767     if (status == nil) {
5768         [progress_ setCurrent:0];
5769         [progress_ setTotal:0];
5770         [progress_ setSpeed:0];
5771     } else {
5772         [progress_ setPercent:[[status objectForKey:@"Percent"] floatValue]];
5773
5774         [progress_ setCurrent:[[status objectForKey:@"Current"] floatValue]];
5775         [progress_ setTotal:[[status objectForKey:@"Total"] floatValue]];
5776         [progress_ setSpeed:[[status objectForKey:@"Speed"] floatValue]];
5777     }
5778
5779     [self updateProgress];
5780 }
5781
5782 @end
5783 /* }}} */
5784
5785 /* Package Cell {{{ */
5786 @interface PackageCell : CyteTableViewCell <
5787     CyteTableViewCellDelegate
5788 > {
5789     _H<UIImage> icon_;
5790     _H<NSString> name_;
5791     _H<NSString> description_;
5792     bool commercial_;
5793     _H<NSString> source_;
5794     _H<UIImage> badge_;
5795     _H<UIImage> placard_;
5796     bool summarized_;
5797 }
5798
5799 - (PackageCell *) init;
5800 - (void) setPackage:(Package *)package asSummary:(bool)summary;
5801
5802 - (void) drawContentRect:(CGRect)rect;
5803
5804 @end
5805
5806 @implementation PackageCell
5807
5808 - (PackageCell *) init {
5809     CGRect frame(CGRectMake(0, 0, 320, 74));
5810     if ((self = [super initWithFrame:frame reuseIdentifier:@"Package"]) != nil) {
5811         UIView *content([self contentView]);
5812         CGRect bounds([content bounds]);
5813
5814         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
5815         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5816         [content addSubview:content_];
5817
5818         [content_ setDelegate:self];
5819         [content_ setOpaque:YES];
5820     } return self;
5821 }
5822
5823 - (NSString *) accessibilityLabel {
5824     return name_;
5825 }
5826
5827 - (void) setPackage:(Package *)package asSummary:(bool)summary {
5828     summarized_ = summary;
5829
5830     icon_ = nil;
5831     name_ = nil;
5832     description_ = nil;
5833     source_ = nil;
5834     badge_ = nil;
5835     placard_ = nil;
5836
5837     if (package == nil)
5838         [content_ setBackgroundColor:[UIColor whiteColor]];
5839     else {
5840         [package parse];
5841
5842         Source *source = [package source];
5843
5844         icon_ = [package icon];
5845
5846         if (NSString *name = [package name])
5847             name_ = [NSString stringWithString:name];
5848
5849         if (NSString *description = [package shortDescription])
5850             description_ = [NSString stringWithString:description];
5851
5852         commercial_ = [package isCommercial];
5853
5854         NSString *label = nil;
5855         bool trusted = false;
5856
5857         if (source != nil) {
5858             label = [source label];
5859             trusted = [source trusted];
5860         } else if ([[package id] isEqualToString:@"firmware"])
5861             label = UCLocalize("APPLE");
5862         else
5863             label = [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("UNKNOWN"), UCLocalize("LOCAL")];
5864
5865         NSString *from(label);
5866
5867         NSString *section = [package simpleSection];
5868         if (section != nil && ![section isEqualToString:label]) {
5869             section = [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
5870             from = [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), from, section];
5871         }
5872
5873         source_ = [NSString stringWithFormat:UCLocalize("FROM"), from];
5874
5875         if (NSString *purpose = [package primaryPurpose])
5876             badge_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Purposes/%@.png", App_, purpose]];
5877
5878         UIColor *color;
5879         NSString *placard;
5880
5881         if (NSString *mode = [package mode]) {
5882             if ([mode isEqualToString:@"REMOVE"] || [mode isEqualToString:@"PURGE"]) {
5883                 color = RemovingColor_;
5884                 placard = @"removing";
5885             } else {
5886                 color = InstallingColor_;
5887                 placard = @"installing";
5888             }
5889         } else {
5890             color = [UIColor whiteColor];
5891
5892             if ([package installed] != nil)
5893                 placard = @"installed";
5894             else
5895                 placard = nil;
5896         }
5897
5898         [content_ setBackgroundColor:color];
5899
5900         if (placard != nil)
5901             placard_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/%@.png", App_, placard]];
5902     }
5903
5904     [self setNeedsDisplay];
5905     [content_ setNeedsDisplay];
5906 }
5907
5908 - (void) drawSummaryContentRect:(CGRect)rect {
5909     bool highlighted(highlighted_);
5910     float width([self bounds].size.width);
5911
5912     if (icon_ != nil) {
5913         CGRect rect;
5914         rect.size = [(UIImage *) icon_ size];
5915
5916         while (rect.size.width > 16 || rect.size.height > 16) {
5917             rect.size.width /= 2;
5918             rect.size.height /= 2;
5919         }
5920
5921         rect.origin.x = 19 - rect.size.width / 2;
5922         rect.origin.y = 19 - rect.size.height / 2;
5923
5924         [icon_ drawInRect:Retina(rect)];
5925     }
5926
5927     if (badge_ != nil) {
5928         CGRect rect;
5929         rect.size = [(UIImage *) badge_ size];
5930
5931         rect.size.width /= 4;
5932         rect.size.height /= 4;
5933
5934         rect.origin.x = 25 - rect.size.width / 2;
5935         rect.origin.y = 25 - rect.size.height / 2;
5936
5937         [badge_ drawInRect:Retina(rect)];
5938     }
5939
5940     if (highlighted && kCFCoreFoundationVersionNumber < 800)
5941         UISetColor(White_);
5942
5943     if (!highlighted)
5944         UISetColor(commercial_ ? Purple_ : Black_);
5945     [name_ drawAtPoint:CGPointMake(36, 8) forWidth:(width - (placard_ == nil ? 68 : 94)) withFont:Font18Bold_ lineBreakMode:NSLineBreakByTruncatingTail];
5946
5947     if (placard_ != nil)
5948         [placard_ drawAtPoint:CGPointMake(width - 52, 11)];
5949 }
5950
5951 - (void) drawNormalContentRect:(CGRect)rect {
5952     bool highlighted(highlighted_);
5953     float width([self bounds].size.width);
5954
5955     if (icon_ != nil) {
5956         CGRect rect;
5957         rect.size = [(UIImage *) icon_ size];
5958
5959         while (rect.size.width > 32 || rect.size.height > 32) {
5960             rect.size.width /= 2;
5961             rect.size.height /= 2;
5962         }
5963
5964         rect.origin.x = 25 - rect.size.width / 2;
5965         rect.origin.y = 25 - rect.size.height / 2;
5966
5967         [icon_ drawInRect:Retina(rect)];
5968     }
5969
5970     if (badge_ != nil) {
5971         CGRect rect;
5972         rect.size = [(UIImage *) badge_ size];
5973
5974         rect.size.width /= 2;
5975         rect.size.height /= 2;
5976
5977         rect.origin.x = 36 - rect.size.width / 2;
5978         rect.origin.y = 36 - rect.size.height / 2;
5979
5980         [badge_ drawInRect:Retina(rect)];
5981     }
5982
5983     if (highlighted && kCFCoreFoundationVersionNumber < 800)
5984         UISetColor(White_);
5985
5986     if (!highlighted)
5987         UISetColor(commercial_ ? Purple_ : Black_);
5988     [name_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - (placard_ == nil ? 80 : 106)) withFont:Font18Bold_ lineBreakMode:NSLineBreakByTruncatingTail];
5989     [source_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:NSLineBreakByTruncatingTail];
5990
5991     if (!highlighted)
5992         UISetColor(commercial_ ? Purplish_ : Gray_);
5993     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:(width - 46) withFont:Font14_ lineBreakMode:NSLineBreakByTruncatingTail];
5994
5995     if (placard_ != nil)
5996         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
5997 }
5998
5999 - (void) drawContentRect:(CGRect)rect {
6000     if (summarized_)
6001         [self drawSummaryContentRect:rect];
6002     else
6003         [self drawNormalContentRect:rect];
6004 }
6005
6006 @end
6007 /* }}} */
6008 /* Section Cell {{{ */
6009 @interface SectionCell : CyteTableViewCell <
6010     CyteTableViewCellDelegate
6011 > {
6012     _H<NSString> basic_;
6013     _H<NSString> section_;
6014     _H<NSString> name_;
6015     _H<NSString> count_;
6016     _H<UIImage> icon_;
6017     _H<UISwitch> switch_;
6018     BOOL editing_;
6019 }
6020
6021 - (void) setSection:(Section *)section editing:(BOOL)editing;
6022
6023 @end
6024
6025 @implementation SectionCell
6026
6027 - (id) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
6028     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
6029         icon_ = [UIImage imageNamed:@"folder.png"];
6030         // XXX: this initial frame is wrong, but is fixed later
6031         switch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(218, 9, 60, 25)] autorelease];
6032         [switch_ addTarget:self action:@selector(onSwitch:) forEvents:UIControlEventValueChanged];
6033
6034         UIView *content([self contentView]);
6035         CGRect bounds([content bounds]);
6036
6037         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
6038         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6039         [content addSubview:content_];
6040         [content_ setBackgroundColor:[UIColor whiteColor]];
6041
6042         [content_ setDelegate:self];
6043     } return self;
6044 }
6045
6046 - (void) onSwitch:(id)sender {
6047     NSMutableDictionary *metadata([Sections_ objectForKey:basic_]);
6048     if (metadata == nil) {
6049         metadata = [NSMutableDictionary dictionaryWithCapacity:2];
6050         [Sections_ setObject:metadata forKey:basic_];
6051     }
6052
6053     [metadata setObject:[NSNumber numberWithBool:([switch_ isOn] == NO)] forKey:@"Hidden"];
6054     Changed_ = true;
6055 }
6056
6057 - (void) setSection:(Section *)section editing:(BOOL)editing {
6058     if (editing != editing_) {
6059         if (editing_)
6060             [switch_ removeFromSuperview];
6061         else
6062             [self addSubview:switch_];
6063         editing_ = editing;
6064     }
6065
6066     basic_ = nil;
6067     section_ = nil;
6068     name_ = nil;
6069     count_ = nil;
6070
6071     if (section == nil) {
6072         name_ = UCLocalize("ALL_PACKAGES");
6073         count_ = nil;
6074     } else {
6075         basic_ = [section name];
6076         section_ = [section localized];
6077
6078         name_  = section_ == nil || [section_ length] == 0 ? UCLocalize("NO_SECTION") : (NSString *) section_;
6079         count_ = [NSString stringWithFormat:@"%zd", [section count]];
6080
6081         if (editing_)
6082             [switch_ setOn:(isSectionVisible(basic_) ? 1 : 0) animated:NO];
6083     }
6084
6085     [self setAccessoryType:editing ? UITableViewCellAccessoryNone : UITableViewCellAccessoryDisclosureIndicator];
6086     [self setSelectionStyle:editing ? UITableViewCellSelectionStyleNone : UITableViewCellSelectionStyleBlue];
6087
6088     [content_ setNeedsDisplay];
6089 }
6090
6091 - (void) setFrame:(CGRect)frame {
6092     [super setFrame:frame];
6093
6094     CGRect rect([switch_ frame]);
6095     [switch_ setFrame:CGRectMake(frame.size.width - rect.size.width - 9, 9, rect.size.width, rect.size.height)];
6096 }
6097
6098 - (NSString *) accessibilityLabel {
6099     return name_;
6100 }
6101
6102 - (void) drawContentRect:(CGRect)rect {
6103     bool highlighted(highlighted_ && !editing_);
6104
6105     [icon_ drawInRect:CGRectMake(7, 7, 32, 32)];
6106
6107     if (highlighted && kCFCoreFoundationVersionNumber < 800)
6108         UISetColor(White_);
6109
6110     float width(rect.size.width);
6111     if (editing_)
6112         width -= 9 + [switch_ frame].size.width;
6113
6114     if (!highlighted)
6115         UISetColor(Black_);
6116     [name_ drawAtPoint:CGPointMake(48, 12) forWidth:(width - 58) withFont:Font18_ lineBreakMode:NSLineBreakByTruncatingTail];
6117
6118     CGSize size = [count_ sizeWithFont:Font14_];
6119
6120     UISetColor(Folder_);
6121     if (count_ != nil)
6122         [count_ drawAtPoint:CGPointMake(Retina(10 + (30 - size.width) / 2), 18) withFont:Font12Bold_];
6123 }
6124
6125 @end
6126 /* }}} */
6127
6128 /* File Table {{{ */
6129 @interface FileTable : CyteViewController <
6130     UITableViewDataSource,
6131     UITableViewDelegate
6132 > {
6133     _transient Database *database_;
6134     _H<Package> package_;
6135     _H<NSString> name_;
6136     _H<NSMutableArray> files_;
6137     _H<UITableView, 2> list_;
6138 }
6139
6140 - (id) initWithDatabase:(Database *)database;
6141 - (void) setPackage:(Package *)package;
6142
6143 @end
6144
6145 @implementation FileTable
6146
6147 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
6148     return files_ == nil ? 0 : [files_ count];
6149 }
6150
6151 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
6152     return 24.0f;
6153 }*/
6154
6155 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
6156     static NSString *reuseIdentifier = @"Cell";
6157
6158     UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
6159     if (cell == nil) {
6160         cell = [[[UITableViewCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
6161         [cell setFont:[UIFont systemFontOfSize:16]];
6162     }
6163     [cell setText:[files_ objectAtIndex:indexPath.row]];
6164     [cell setSelectionStyle:UITableViewCellSelectionStyleNone];
6165
6166     return cell;
6167 }
6168
6169 - (NSURL *) navigationURL {
6170     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/files", [package_ id]]];
6171 }
6172
6173 - (void) loadView {
6174     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease];
6175     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6176     [list_ setRowHeight:24.0f];
6177     [(UITableView *) list_ setDataSource:self];
6178     [list_ setDelegate:self];
6179     [self setView:list_];
6180 }
6181
6182 - (void) viewDidLoad {
6183     [super viewDidLoad];
6184
6185     [[self navigationItem] setTitle:UCLocalize("INSTALLED_FILES")];
6186 }
6187
6188 - (void) releaseSubviews {
6189     list_ = nil;
6190
6191     package_ = nil;
6192     files_ = nil;
6193
6194     [super releaseSubviews];
6195 }
6196
6197 - (id) initWithDatabase:(Database *)database {
6198     if ((self = [super init]) != nil) {
6199         database_ = database;
6200     } return self;
6201 }
6202
6203 - (void) setPackage:(Package *)package {
6204     package_ = nil;
6205     name_ = nil;
6206
6207     files_ = [NSMutableArray arrayWithCapacity:32];
6208
6209     if (package != nil) {
6210         package_ = package;
6211         name_ = [package id];
6212
6213         if (NSArray *files = [package files])
6214             [files_ addObjectsFromArray:files];
6215
6216         if ([files_ count] != 0) {
6217             if ([[files_ objectAtIndex:0] isEqualToString:@"/."])
6218                 [files_ removeObjectAtIndex:0];
6219             [files_ sortUsingSelector:@selector(compareByPath:)];
6220
6221             NSMutableArray *stack = [NSMutableArray arrayWithCapacity:8];
6222             [stack addObject:@"/"];
6223
6224             for (int i(0), e([files_ count]); i != e; ++i) {
6225                 NSString *file = [files_ objectAtIndex:i];
6226                 while (![file hasPrefix:[stack lastObject]])
6227                     [stack removeLastObject];
6228                 NSString *directory = [stack lastObject];
6229                 [stack addObject:[file stringByAppendingString:@"/"]];
6230                 [files_ replaceObjectAtIndex:i withObject:[NSString stringWithFormat:@"%*s%@",
6231                     ([stack count] - 2) * 3, "",
6232                     [file substringFromIndex:[directory length]]
6233                 ]];
6234             }
6235         }
6236     }
6237
6238     [list_ reloadData];
6239 }
6240
6241 - (void) reloadData {
6242     [super reloadData];
6243
6244     [self setPackage:[database_ packageWithName:name_]];
6245 }
6246
6247 @end
6248 /* }}} */
6249 /* Package Controller {{{ */
6250 @interface CYPackageController : CydiaWebViewController <
6251     UIActionSheetDelegate
6252 > {
6253     _transient Database *database_;
6254     _H<Package> package_;
6255     _H<NSString> name_;
6256     bool commercial_;
6257     std::vector<std::pair<_H<NSString>, _H<NSString>>> buttons_;
6258     _H<UIBarButtonItem> button_;
6259 }
6260
6261 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name withReferrer:(NSString *)referrer;
6262
6263 @end
6264
6265 @implementation CYPackageController
6266
6267 - (NSURL *) navigationURL {
6268     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@", (id) name_]];
6269 }
6270
6271 - (void) _clickButtonWithName:(NSString *)name {
6272     if ([name isEqualToString:@"CLEAR"])
6273         [delegate_ clearPackage:package_];
6274     else if ([name isEqualToString:@"INSTALL"])
6275         [delegate_ installPackage:package_];
6276     else if ([name isEqualToString:@"REINSTALL"])
6277         [delegate_ installPackage:package_];
6278     else if ([name isEqualToString:@"REMOVE"])
6279         [delegate_ removePackage:package_];
6280     else if ([name isEqualToString:@"UPGRADE"])
6281         [delegate_ installPackage:package_];
6282     else _assert(false);
6283 }
6284
6285 - (void) actionSheet:(UIActionSheet *)sheet clickedButtonAtIndex:(NSInteger)button {
6286     NSString *context([sheet context]);
6287
6288     if ([context isEqualToString:@"modify"]) {
6289         if (button != [sheet cancelButtonIndex]) {
6290             if (IsWildcat_)
6291                 [self performSelector:@selector(_clickButtonWithName:) withObject:buttons_[button].first afterDelay:0];
6292             else
6293                 [self _clickButtonWithName:buttons_[button].first];
6294         }
6295
6296         [sheet dismissWithClickedButtonIndex:button animated:YES];
6297     }
6298 }
6299
6300 - (bool) _allowJavaScriptPanel {
6301     return commercial_;
6302 }
6303
6304 #if !AlwaysReload
6305 - (void) _customButtonClicked {
6306     size_t count(buttons_.size());
6307     if (count == 0)
6308         return;
6309
6310     if (count == 1)
6311         [self _clickButtonWithName:buttons_[0].first];
6312     else {
6313         NSMutableArray *buttons = [NSMutableArray arrayWithCapacity:count];
6314         for (const auto &button : buttons_)
6315             [buttons addObject:button.second];
6316
6317         UIActionSheet *sheet = [[[UIActionSheet alloc]
6318             initWithTitle:nil
6319             delegate:self
6320             cancelButtonTitle:nil
6321             destructiveButtonTitle:nil
6322             otherButtonTitles:nil
6323         ] autorelease];
6324
6325         for (NSString *button in buttons) [sheet addButtonWithTitle:button];
6326         if (!IsWildcat_) {
6327            [sheet addButtonWithTitle:UCLocalize("CANCEL")];
6328            [sheet setCancelButtonIndex:[sheet numberOfButtons] - 1];
6329         }
6330         [sheet setContext:@"modify"];
6331
6332         [delegate_ showActionSheet:sheet fromItem:[[self navigationItem] rightBarButtonItem]];
6333     }
6334 }
6335
6336 - (void) reloadButtonClicked {
6337     if (commercial_ && function_ == nil && [package_ uninstalled])
6338         return;
6339     [self customButtonClicked];
6340 }
6341
6342 - (void) applyLoadingTitle {
6343     // Don't show "Loading" as the title. Ever.
6344 }
6345
6346 - (UIBarButtonItem *) rightButton {
6347     return button_;
6348 }
6349 #endif
6350
6351 - (void) setPageColor:(UIColor *)color {
6352     return [super setPageColor:nil];
6353 }
6354
6355 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name withReferrer:(NSString *)referrer {
6356     if ((self = [super init]) != nil) {
6357         database_ = database;
6358         name_ = name == nil ? @"" : [NSString stringWithString:name];
6359         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/package/%@", UI_, (id) name_]] withReferrer:referrer];
6360     } return self;
6361 }
6362
6363 - (void) reloadData {
6364     [super reloadData];
6365
6366     package_ = [database_ packageWithName:name_];
6367
6368     buttons_.clear();
6369
6370     if (package_ != nil) {
6371         [(Package *) package_ parse];
6372
6373         commercial_ = [package_ isCommercial];
6374
6375         if ([package_ mode] != nil)
6376             buttons_.push_back(std::make_pair(@"CLEAR", UCLocalize("CLEAR")));
6377         if ([package_ source] == nil);
6378         else if ([package_ upgradableAndEssential:NO])
6379             buttons_.push_back(std::make_pair(@"UPGRADE", UCLocalize("UPGRADE")));
6380         else if ([package_ uninstalled])
6381             buttons_.push_back(std::make_pair(@"INSTALL", UCLocalize("INSTALL")));
6382         else
6383             buttons_.push_back(std::make_pair(@"REINSTALL", UCLocalize("REINSTALL")));
6384         if (![package_ uninstalled])
6385             buttons_.push_back(std::make_pair(@"REMOVE", UCLocalize("REMOVE")));
6386     }
6387
6388     NSString *title;
6389     switch (buttons_.size()) {
6390         case 0: title = nil; break;
6391         case 1: title = buttons_[0].second; break;
6392         default: title = UCLocalize("MODIFY"); break;
6393     }
6394
6395     button_ = [[[UIBarButtonItem alloc]
6396         initWithTitle:title
6397         style:UIBarButtonItemStylePlain
6398         target:self
6399         action:@selector(customButtonClicked)
6400     ] autorelease];
6401 }
6402
6403 - (bool) isLoading {
6404     return commercial_ ? [super isLoading] : false;
6405 }
6406
6407 @end
6408 /* }}} */
6409
6410 /* Package List Controller {{{ */
6411 @interface PackageListController : CyteViewController <
6412     UITableViewDataSource,
6413     UITableViewDelegate
6414 > {
6415     _transient Database *database_;
6416     unsigned era_;
6417     _H<NSArray> packages_;
6418     _H<NSArray> sections_;
6419     _H<UITableView, 2> list_;
6420
6421     _H<NSArray> thumbs_;
6422     std::vector<NSInteger> offset_;
6423
6424     _H<NSString> title_;
6425     unsigned reloading_;
6426 }
6427
6428 - (id) initWithDatabase:(Database *)database title:(NSString *)title;
6429 - (void) setDelegate:(id)delegate;
6430 - (void) resetCursor;
6431 - (void) clearData;
6432
6433 - (NSArray *) sectionsForPackages:(NSMutableArray *)packages;
6434
6435 @end
6436
6437 @implementation PackageListController
6438
6439 - (NSURL *) referrerURL {
6440     return [self navigationURL];
6441 }
6442
6443 - (bool) isSummarized {
6444     return false;
6445 }
6446
6447 - (bool) showsSections {
6448     return true;
6449 }
6450
6451 - (void) deselectWithAnimation:(BOOL)animated {
6452     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
6453 }
6454
6455 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration curve:(UIViewAnimationCurve)curve {
6456     CGRect base = [[self view] bounds];
6457     base.size.height -= bounds.size.height;
6458     base.origin = [list_ frame].origin;
6459
6460     [UIView beginAnimations:nil context:NULL];
6461     [UIView setAnimationBeginsFromCurrentState:YES];
6462     [UIView setAnimationCurve:curve];
6463     [UIView setAnimationDuration:duration];
6464     [list_ setFrame:base];
6465     [UIView commitAnimations];
6466 }
6467
6468 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration {
6469     [self resizeForKeyboardBounds:bounds duration:duration curve:UIViewAnimationCurveLinear];
6470 }
6471
6472 - (void) resizeForKeyboardBounds:(CGRect)bounds {
6473     [self resizeForKeyboardBounds:bounds duration:0];
6474 }
6475
6476 - (void) getKeyboardCurve:(UIViewAnimationCurve *)curve duration:(NSTimeInterval *)duration forNotification:(NSNotification *)notification {
6477     if (&UIKeyboardAnimationCurveUserInfoKey == NULL)
6478         *curve = UIViewAnimationCurveEaseInOut;
6479     else
6480         [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:curve];
6481
6482     if (&UIKeyboardAnimationDurationUserInfoKey == NULL)
6483         *duration = 0.3;
6484     else
6485         [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:duration];
6486 }
6487
6488 - (void) keyboardWillShow:(NSNotification *)notification {
6489     CGRect bounds;
6490     CGPoint center;
6491     [[[notification userInfo] objectForKey:UIKeyboardBoundsUserInfoKey] getValue:&bounds];
6492     [[[notification userInfo] objectForKey:UIKeyboardCenterEndUserInfoKey] getValue:&center];
6493
6494     NSTimeInterval duration;
6495     UIViewAnimationCurve curve;
6496     [self getKeyboardCurve:&curve duration:&duration forNotification:notification];
6497
6498     CGRect kbframe = CGRectMake(Retina(center.x - bounds.size.width / 2), Retina(center.y - bounds.size.height / 2), bounds.size.width, bounds.size.height);
6499     UIViewController *base = self;
6500     while ([base parentOrPresentingViewController] != nil)
6501         base = [base parentOrPresentingViewController];
6502     CGRect viewframe = [[base view] convertRect:[list_ frame] fromView:[list_ superview]];
6503     CGRect intersection = CGRectIntersection(viewframe, kbframe);
6504
6505     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
6506         intersection.size.height += CYStatusBarHeight();
6507
6508     [self resizeForKeyboardBounds:intersection duration:duration curve:curve];
6509 }
6510
6511 - (void) keyboardWillHide:(NSNotification *)notification {
6512     NSTimeInterval duration;
6513     UIViewAnimationCurve curve;
6514     [self getKeyboardCurve:&curve duration:&duration forNotification:notification];
6515
6516     [self resizeForKeyboardBounds:CGRectZero duration:duration curve:curve];
6517 }
6518
6519 - (void) viewWillAppear:(BOOL)animated {
6520     [super viewWillAppear:animated];
6521
6522     [self resizeForKeyboardBounds:CGRectZero];
6523     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillShow:) name:UIKeyboardWillShowNotification object:nil];
6524     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillHide:) name:UIKeyboardWillHideNotification object:nil];
6525 }
6526
6527 - (void) viewWillDisappear:(BOOL)animated {
6528     [super viewWillDisappear:animated];
6529
6530     [self resizeForKeyboardBounds:CGRectZero];
6531     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillShowNotification object:nil];
6532     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillHideNotification object:nil];
6533 }
6534
6535 - (void) viewDidAppear:(BOOL)animated {
6536     [super viewDidAppear:animated];
6537     [self deselectWithAnimation:animated];
6538 }
6539
6540 - (void) didSelectPackage:(Package *)package {
6541     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id] withReferrer:[[self referrerURL] absoluteString]] autorelease]);
6542     [view setDelegate:delegate_];
6543     [[self navigationController] pushViewController:view animated:YES];
6544 }
6545
6546 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
6547     NSInteger count([sections_ count]);
6548     return count == 0 ? 1 : count;
6549 }
6550
6551 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
6552     if ([sections_ count] == 0 || [[sections_ objectAtIndex:section] count] == 0)
6553         return nil;
6554     return [[sections_ objectAtIndex:section] name];
6555 }
6556
6557 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
6558     if ([sections_ count] == 0)
6559         return 0;
6560     return [[sections_ objectAtIndex:section] count];
6561 }
6562
6563 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
6564 @synchronized (database_) {
6565     if ([database_ era] != era_)
6566         return nil;
6567
6568     Section *section([sections_ objectAtIndex:[path section]]);
6569     NSInteger row([path row]);
6570     Package *package([packages_ objectAtIndex:([section row] + row)]);
6571     return [[package retain] autorelease];
6572 } }
6573
6574 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
6575     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
6576     if (cell == nil)
6577         cell = [[[PackageCell alloc] init] autorelease];
6578
6579     Package *package([database_ packageWithName:[[self packageAtIndexPath:path] id]]);
6580     [cell setPackage:package asSummary:[self isSummarized]];
6581     return cell;
6582 }
6583
6584 - (void) tableView:(UITableView *)table didSelectRowAtIndexPath:(NSIndexPath *)path {
6585     Package *package([self packageAtIndexPath:path]);
6586     package = [database_ packageWithName:[package id]];
6587     [self didSelectPackage:package];
6588 }
6589
6590 - (NSArray *) sectionIndexTitlesForTableView:(UITableView *)tableView {
6591     return thumbs_;
6592 }
6593
6594 - (NSInteger) tableView:(UITableView *)tableView sectionForSectionIndexTitle:(NSString *)title atIndex:(NSInteger)index {
6595     return offset_[index];
6596 }
6597
6598 - (void) updateHeight {
6599     [list_ setRowHeight:([self isSummarized] ? 38 : 73)];
6600 }
6601
6602 - (id) initWithDatabase:(Database *)database title:(NSString *)title {
6603     if ((self = [super init]) != nil) {
6604         database_ = database;
6605         title_ = [title copy];
6606         [[self navigationItem] setTitle:title_];
6607     } return self;
6608 }
6609
6610 - (void) loadView {
6611     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
6612     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
6613     [self setView:view];
6614
6615     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain] autorelease];
6616     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6617     [view addSubview:list_];
6618
6619     // XXX: is 20 the most optimal number here?
6620     [list_ setSectionIndexMinimumDisplayRowCount:20];
6621
6622     [(UITableView *) list_ setDataSource:self];
6623     [list_ setDelegate:self];
6624
6625     [self updateHeight];
6626 }
6627
6628 - (void) releaseSubviews {
6629     list_ = nil;
6630
6631     packages_ = nil;
6632     sections_ = nil;
6633
6634     thumbs_ = nil;
6635     offset_.clear();
6636
6637     [super releaseSubviews];
6638 }
6639
6640 - (void) setDelegate:(id)delegate {
6641     delegate_ = delegate;
6642 }
6643
6644 - (bool) shouldYield {
6645     return false;
6646 }
6647
6648 - (bool) shouldBlock {
6649     return false;
6650 }
6651
6652 - (NSMutableArray *) _reloadPackages {
6653 @synchronized (database_) {
6654     era_ = [database_ era];
6655     NSArray *packages([database_ packages]);
6656
6657     return [NSMutableArray arrayWithArray:packages];
6658 } }
6659
6660 - (void) _reloadData {
6661     if (reloading_ != 0) {
6662         reloading_ = 2;
6663         return;
6664     }
6665
6666     NSMutableArray *packages;
6667
6668   reload:
6669     if ([self shouldYield]) {
6670         do {
6671             UIProgressHUD *hud;
6672
6673             if (![self shouldBlock])
6674                 hud = nil;
6675             else {
6676                 hud = [delegate_ addProgressHUD];
6677                 [hud setText:UCLocalize("LOADING")];
6678             }
6679
6680             reloading_ = 1;
6681             packages = [self yieldToSelector:@selector(_reloadPackages)];
6682
6683             if (hud != nil)
6684                 [delegate_ removeProgressHUD:hud];
6685         } while (reloading_ == 2);
6686     } else {
6687         packages = [self _reloadPackages];
6688     }
6689
6690 @synchronized (database_) {
6691     if (era_ != [database_ era])
6692         goto reload;
6693     reloading_ = 0;
6694
6695     thumbs_ = nil;
6696     offset_.clear();
6697
6698     packages_ = packages;
6699
6700     if ([self showsSections])
6701         sections_ = [self sectionsForPackages:packages];
6702     else {
6703         Section *section([[[Section alloc] initWithName:nil row:0 localize:NO] autorelease]);
6704         [section setCount:[packages_ count]];
6705         sections_ = [NSArray arrayWithObject:section];
6706     }
6707
6708     [self updateHeight];
6709
6710     _profile(PackageTable$reloadData$List)
6711         [(UITableView *) list_ setDataSource:self];
6712         [list_ reloadData];
6713     _end
6714 }
6715
6716     PrintTimes();
6717 }
6718
6719 - (NSArray *) sectionsForPackages:(NSMutableArray *)packages {
6720     Section *prefix([[[Section alloc] initWithName:nil row:0 localize:NO] autorelease]);
6721     size_t end([packages count]);
6722
6723     NSMutableArray *sections([NSMutableArray arrayWithCapacity:16]);
6724     Section *section(prefix);
6725
6726     thumbs_ = CollationThumbs_;
6727     offset_ = CollationOffset_;
6728
6729     size_t offset(0);
6730     size_t offsets([CollationStarts_ count]);
6731
6732     NSString *start([CollationStarts_ objectAtIndex:offset]);
6733     size_t length([start length]);
6734
6735     for (size_t index(0); index != end; ++index) {
6736         if (start != nil) {
6737             Package *package([packages objectAtIndex:index]);
6738             NSString *name(PackageName(package, @selector(cyname)));
6739
6740             //while ([start compare:name options:NSNumericSearch range:NSMakeRange(0, length) locale:CollationLocale_] != NSOrderedDescending) {
6741             while (StringNameCompare(start, name, length) != kCFCompareGreaterThan) {
6742                 NSString *title([CollationTitles_ objectAtIndex:offset]);
6743                 section = [[[Section alloc] initWithName:title row:index localize:NO] autorelease];
6744                 [sections addObject:section];
6745
6746                 start = ++offset == offsets ? nil : [CollationStarts_ objectAtIndex:offset];
6747                 if (start == nil)
6748                     break;
6749                 length = [start length];
6750             }
6751         }
6752
6753         [section addToCount];
6754     }
6755
6756     for (; offset != offsets; ++offset) {
6757         NSString *title([CollationTitles_ objectAtIndex:offset]);
6758         Section *section([[[Section alloc] initWithName:title row:end localize:NO] autorelease]);
6759         [sections addObject:section];
6760     }
6761
6762     if ([prefix count] != 0) {
6763         Section *suffix([sections lastObject]);
6764         [prefix setName:[suffix name]];
6765         [suffix setName:nil];
6766         [sections insertObject:prefix atIndex:(offsets - 1)];
6767     }
6768
6769     return sections;
6770 }
6771
6772 - (void) reloadData {
6773     [super reloadData];
6774
6775     if ([self shouldYield])
6776         [self performSelector:@selector(_reloadData) withObject:nil afterDelay:0];
6777     else
6778         [self _reloadData];
6779 }
6780
6781 - (void) resetCursor {
6782     [list_ scrollRectToVisible:CGRectMake(0, 0, 1, 1) animated:NO];
6783 }
6784
6785 - (void) clearData {
6786     [self updateHeight];
6787
6788     [list_ setDataSource:nil];
6789     [list_ reloadData];
6790
6791     [self resetCursor];
6792 }
6793
6794 @end
6795 /* }}} */
6796 /* Filtered Package List Controller {{{ */
6797 typedef Function<bool, Package *> PackageFilter;
6798 typedef Function<void, NSMutableArray *> PackageSorter;
6799 @interface FilteredPackageListController : PackageListController {
6800     PackageFilter filter_;
6801     PackageSorter sorter_;
6802 }
6803
6804 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(PackageFilter)filter;
6805
6806 - (void) setFilter:(PackageFilter)filter;
6807 - (void) setSorter:(PackageSorter)sorter;
6808
6809 @end
6810
6811 @implementation FilteredPackageListController
6812
6813 - (void) setFilter:(PackageFilter)filter {
6814 @synchronized (self) {
6815     filter_ = filter;
6816 } }
6817
6818 - (void) setSorter:(PackageSorter)sorter {
6819 @synchronized (self) {
6820     sorter_ = sorter;
6821 } }
6822
6823 - (NSMutableArray *) _reloadPackages {
6824 @synchronized (database_) {
6825     era_ = [database_ era];
6826
6827     NSArray *packages([database_ packages]);
6828     NSMutableArray *filtered([NSMutableArray arrayWithCapacity:[packages count]]);
6829
6830     PackageFilter filter;
6831     PackageSorter sorter;
6832
6833     @synchronized (self) {
6834         filter = filter_;
6835         sorter = sorter_;
6836     }
6837
6838     _profile(PackageTable$reloadData$Filter)
6839         for (Package *package in packages)
6840             if ([package valid] && filter(package))
6841                 [filtered addObject:package];
6842     _end
6843
6844     if (sorter)
6845         sorter(filtered);
6846     return filtered;
6847 } }
6848
6849 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(PackageFilter)filter {
6850     if ((self = [super initWithDatabase:database title:title]) != nil) {
6851         [self setFilter:filter];
6852     } return self;
6853 }
6854
6855 @end
6856 /* }}} */
6857
6858 /* Home Controller {{{ */
6859 @interface HomeController : CydiaWebViewController {
6860     CFRunLoopRef runloop_;
6861     SCNetworkReachabilityRef reachability_;
6862 }
6863
6864 @end
6865
6866 @implementation HomeController
6867
6868 static void HomeControllerReachabilityCallback(SCNetworkReachabilityRef reachability, SCNetworkReachabilityFlags flags, void *info) {
6869     [(HomeController *) info dispatchEvent:@"CydiaReachabilityCallback"];
6870 }
6871
6872 - (id) init {
6873     if ((self = [super init]) != nil) {
6874         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/home/", UI_]]];
6875         [self reloadData];
6876
6877         reachability_ = SCNetworkReachabilityCreateWithName(kCFAllocatorDefault, "cydia.saurik.com");
6878         if (reachability_ != NULL) {
6879             SCNetworkReachabilityContext context = {0, self, NULL, NULL, NULL};
6880             SCNetworkReachabilitySetCallback(reachability_, HomeControllerReachabilityCallback, &context);
6881
6882             CFRunLoopRef runloop(CFRunLoopGetCurrent());
6883             if (SCNetworkReachabilityScheduleWithRunLoop(reachability_, runloop, kCFRunLoopDefaultMode))
6884                 runloop_ = runloop;
6885         }
6886     } return self;
6887 }
6888
6889 - (void) dealloc {
6890     if (reachability_ != NULL && runloop_ != NULL)
6891         SCNetworkReachabilityUnscheduleFromRunLoop(reachability_, runloop_, kCFRunLoopDefaultMode);
6892     [super dealloc];
6893 }
6894
6895 - (NSURL *) navigationURL {
6896     return [NSURL URLWithString:@"cydia://home"];
6897 }
6898
6899 - (void) aboutButtonClicked {
6900     UIAlertView *alert([[[UIAlertView alloc] init] autorelease]);
6901
6902     [alert setTitle:UCLocalize("ABOUT_CYDIA")];
6903     [alert addButtonWithTitle:UCLocalize("CLOSE")];
6904     [alert setCancelButtonIndex:0];
6905
6906     [alert setMessage:
6907         @"Copyright \u00a9 2008-2014\n"
6908         "SaurikIT, LLC\n"
6909         "\n"
6910         "Jay Freeman (saurik)\n"
6911         "saurik@saurik.com\n"
6912         "http://www.saurik.com/"
6913     ];
6914
6915     [alert show];
6916 }
6917
6918 - (UIBarButtonItem *) leftButton {
6919     return [[[UIBarButtonItem alloc]
6920         initWithTitle:UCLocalize("ABOUT")
6921         style:UIBarButtonItemStylePlain
6922         target:self
6923         action:@selector(aboutButtonClicked)
6924     ] autorelease];
6925 }
6926
6927 @end
6928 /* }}} */
6929
6930 /* Cydia Navigation Controller Interface {{{ */
6931 @interface UINavigationController (Cydia)
6932
6933 - (NSArray *) navigationURLCollection;
6934 - (void) unloadData;
6935
6936 @end
6937 /* }}} */
6938
6939 /* Cydia Tab Bar Controller {{{ */
6940 @interface CydiaTabBarController : CyteTabBarController <
6941     UITabBarControllerDelegate,
6942     FetchDelegate
6943 > {
6944     _transient Database *database_;
6945
6946     _H<UIActivityIndicatorView> indicator_;
6947
6948     bool updating_;
6949     // XXX: ok, "updatedelegate_"?...
6950     _transient NSObject<CydiaDelegate> *updatedelegate_;
6951 }
6952
6953 - (NSArray *) navigationURLCollection;
6954 - (void) beginUpdate;
6955 - (BOOL) updating;
6956
6957 @end
6958
6959 @implementation CydiaTabBarController
6960
6961 - (NSArray *) navigationURLCollection {
6962     NSMutableArray *items([NSMutableArray array]);
6963
6964     // XXX: Should this deal with transient view controllers?
6965     for (id navigation in [self viewControllers]) {
6966         NSArray *stack = [navigation performSelector:@selector(navigationURLCollection)];
6967         if (stack != nil)
6968             [items addObject:stack];
6969     }
6970
6971     return items;
6972 }
6973
6974 - (id) initWithDatabase:(Database *)database {
6975     if ((self = [super init]) != nil) {
6976         database_ = database;
6977         [self setDelegate:self];
6978
6979         indicator_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteTiny] autorelease];
6980         [indicator_ setOrigin:CGPointMake(kCFCoreFoundationVersionNumber >= 800 ? 2 : 4, 2)];
6981
6982         [[self view] setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6983     } return self;
6984 }
6985
6986 - (void) setUpdate:(NSDate *)date {
6987     [self beginUpdate];
6988 }
6989
6990 - (void) beginUpdate {
6991     if (updating_)
6992         return;
6993
6994     UIViewController *controller([[self viewControllers] objectAtIndex:1]);
6995     UITabBarItem *item([controller tabBarItem]);
6996
6997     [item setBadgeValue:@""];
6998     UIView *badge(MSHookIvar<UIView *>([item view], "_badge"));
6999
7000     [indicator_ startAnimating];
7001     [badge addSubview:indicator_];
7002
7003     [updatedelegate_ retainNetworkActivityIndicator];
7004     updating_ = true;
7005
7006     [NSThread
7007         detachNewThreadSelector:@selector(performUpdate)
7008         toTarget:self
7009         withObject:nil
7010     ];
7011 }
7012
7013 - (void) performUpdate {
7014     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
7015
7016     SourceStatus status(self, database_);
7017     [database_ updateWithStatus:status];
7018
7019     [self
7020         performSelectorOnMainThread:@selector(completeUpdate)
7021         withObject:nil
7022         waitUntilDone:NO
7023     ];
7024
7025     [pool release];
7026 }
7027
7028 - (void) stopUpdateWithSelector:(SEL)selector {
7029     updating_ = false;
7030     [updatedelegate_ releaseNetworkActivityIndicator];
7031
7032     UIViewController *controller([[self viewControllers] objectAtIndex:1]);
7033     [[controller tabBarItem] setBadgeValue:nil];
7034
7035     [indicator_ removeFromSuperview];
7036     [indicator_ stopAnimating];
7037
7038     [updatedelegate_ performSelector:selector withObject:nil afterDelay:0];
7039 }
7040
7041 - (void) completeUpdate {
7042     if (!updating_)
7043         return;
7044     [self stopUpdateWithSelector:@selector(reloadData)];
7045 }
7046
7047 - (void) cancelUpdate {
7048     [self stopUpdateWithSelector:@selector(updateDataAndLoad)];
7049 }
7050
7051 - (void) cancelPressed {
7052     [self cancelUpdate];
7053 }
7054
7055 - (BOOL) updating {
7056     return updating_;
7057 }
7058
7059 - (bool) isSourceCancelled {
7060     return !updating_;
7061 }
7062
7063 - (void) startSourceFetch:(NSString *)uri {
7064 }
7065
7066 - (void) stopSourceFetch:(NSString *)uri {
7067 }
7068
7069 - (void) setUpdateDelegate:(id)delegate {
7070     updatedelegate_ = delegate;
7071 }
7072
7073 @end
7074 /* }}} */
7075
7076 /* Cydia Navigation Controller Implementation {{{ */
7077 @implementation UINavigationController (Cydia)
7078
7079 - (NSArray *) navigationURLCollection {
7080     NSMutableArray *stack([NSMutableArray array]);
7081
7082     for (CyteViewController *controller in [self viewControllers]) {
7083         NSString *url = [[controller navigationURL] absoluteString];
7084         if (url != nil)
7085             [stack addObject:url];
7086     }
7087
7088     return stack;
7089 }
7090
7091 - (void) reloadData {
7092     [super reloadData];
7093
7094     UIViewController *visible([self visibleViewController]);
7095     if (visible != nil)
7096         [visible reloadData];
7097
7098     // on the iPad, this view controller is ALSO visible. :(
7099     if (IsWildcat_)
7100         if (UIViewController *modal = [self modalViewController])
7101             if ([modal modalPresentationStyle] == UIModalPresentationFormSheet)
7102                 if (UIViewController *top = [self topViewController])
7103                     if (top != visible)
7104                         [top reloadData];
7105 }
7106
7107 - (void) unloadData {
7108     for (CyteViewController *page in [self viewControllers])
7109         [page unloadData];
7110
7111     [super unloadData];
7112 }
7113
7114 @end
7115 /* }}} */
7116
7117 /* Cydia:// Protocol {{{ */
7118 @interface CydiaURLProtocol : NSURLProtocol {
7119 }
7120
7121 @end
7122
7123 @implementation CydiaURLProtocol
7124
7125 + (BOOL) canInitWithRequest:(NSURLRequest *)request {
7126     NSURL *url([request URL]);
7127     if (url == nil)
7128         return NO;
7129
7130     NSString *scheme([[url scheme] lowercaseString]);
7131     if (scheme != nil && [scheme isEqualToString:@"cydia"])
7132         return YES;
7133     if ([[url absoluteString] hasPrefix:@"about:cydia-"])
7134         return YES;
7135
7136     return NO;
7137 }
7138
7139 + (NSURLRequest *) canonicalRequestForRequest:(NSURLRequest *)request {
7140     return request;
7141 }
7142
7143 - (void) _returnPNGWithImage:(UIImage *)icon forRequest:(NSURLRequest *)request {
7144     id<NSURLProtocolClient> client([self client]);
7145     if (icon == nil)
7146         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorFileDoesNotExist userInfo:nil]];
7147     else {
7148         NSData *data(UIImagePNGRepresentation(icon));
7149
7150         NSURLResponse *response([[[NSURLResponse alloc] initWithURL:[request URL] MIMEType:@"image/png" expectedContentLength:-1 textEncodingName:nil] autorelease]);
7151         [client URLProtocol:self didReceiveResponse:response cacheStoragePolicy:NSURLCacheStorageNotAllowed];
7152         [client URLProtocol:self didLoadData:data];
7153         [client URLProtocolDidFinishLoading:self];
7154     }
7155 }
7156
7157 - (void) startLoading {
7158     id<NSURLProtocolClient> client([self client]);
7159     NSURLRequest *request([self request]);
7160
7161     NSURL *url([request URL]);
7162     NSString *href([url absoluteString]);
7163     NSString *scheme([[url scheme] lowercaseString]);
7164
7165     NSString *path;
7166
7167     if ([scheme isEqualToString:@"cydia"])
7168         path = [href substringFromIndex:8];
7169     else if ([scheme isEqualToString:@"about"])
7170         path = [href substringFromIndex:12];
7171     else _assert(false);
7172
7173     NSRange slash([path rangeOfString:@"/"]);
7174
7175     NSString *command;
7176     if (slash.location == NSNotFound) {
7177         command = path;
7178         path = nil;
7179     } else {
7180         command = [path substringToIndex:slash.location];
7181         path = [path substringFromIndex:(slash.location + 1)];
7182     }
7183
7184     Database *database([Database sharedInstance]);
7185
7186     if ([command isEqualToString:@"package-icon"]) {
7187         if (path == nil)
7188             goto fail;
7189         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7190         Package *package([database packageWithName:path]);
7191         if (package == nil)
7192             goto fail;
7193         [package parse];
7194         UIImage *icon([package icon]);
7195         [self _returnPNGWithImage:icon forRequest:request];
7196     } else if ([command isEqualToString:@"uikit-image"]) {
7197         if (path == nil)
7198             goto fail;
7199         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7200         UIImage *icon(_UIImageWithName(path));
7201         [self _returnPNGWithImage:icon forRequest:request];
7202     } else if ([command isEqualToString:@"section-icon"]) {
7203         if (path == nil)
7204             goto fail;
7205         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7206         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, [path stringByReplacingOccurrencesOfString:@" " withString:@"_"]]]);
7207         if (icon == nil)
7208             icon = [UIImage imageNamed:@"unknown.png"];
7209         [self _returnPNGWithImage:icon forRequest:request];
7210     } else fail: {
7211         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorResourceUnavailable userInfo:nil]];
7212     }
7213 }
7214
7215 - (void) stopLoading {
7216 }
7217
7218 @end
7219 /* }}} */
7220
7221 /* Section Controller {{{ */
7222 @interface SectionController : FilteredPackageListController {
7223     _H<NSString> key_;
7224     _H<NSString> section_;
7225 }
7226
7227 - (id) initWithDatabase:(Database *)database source:(Source *)source section:(NSString *)section;
7228
7229 @end
7230
7231 @implementation SectionController
7232
7233 - (NSURL *) referrerURL {
7234     NSString *name(section_);
7235     name = name ?: @"*";
7236     NSString *key(key_);
7237     key = key ?: @"*";
7238     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/sections/%@/%@", UI_, [key stringByAddingPercentEscapesIncludingReserved], [name stringByAddingPercentEscapesIncludingReserved]]];
7239 }
7240
7241 - (NSURL *) navigationURL {
7242     NSString *name(section_);
7243     name = name ?: @"*";
7244     NSString *key(key_);
7245     key = key ?: @"*";
7246     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sections/%@/%@", [key stringByAddingPercentEscapesIncludingReserved], [name stringByAddingPercentEscapesIncludingReserved]]];
7247 }
7248
7249 - (id) initWithDatabase:(Database *)database source:(Source *)source section:(NSString *)section {
7250     NSString *title;
7251     if (section == nil)
7252         title = UCLocalize("ALL_PACKAGES");
7253     else if (![section isEqual:@""])
7254         title = [[NSBundle mainBundle] localizedStringForKey:Simplify(section) value:nil table:@"Sections"];
7255     else
7256         title = UCLocalize("NO_SECTION");
7257
7258     if ((self = [super initWithDatabase:database title:title]) != nil) {
7259         key_ = [source key];
7260         section_ = section;
7261     } return self;
7262 }
7263
7264 - (void) reloadData {
7265     Source *source([database_ sourceWithKey:key_]);
7266     _H<NSString> name(section_);
7267
7268     [self setFilter:[=](Package *package) {
7269         NSString *section([package section]);
7270
7271         return (
7272             name == nil ||
7273             section == nil && [name length] == 0 ||
7274             [name isEqualToString:section]
7275         ) && (
7276             source == nil ||
7277             [package source] == source
7278         ) && [package visible];
7279     }];
7280
7281     [super reloadData];
7282 }
7283
7284 @end
7285 /* }}} */
7286 /* Sections Controller {{{ */
7287 @interface SectionsController : CyteViewController <
7288     UITableViewDataSource,
7289     UITableViewDelegate
7290 > {
7291     _transient Database *database_;
7292     _H<NSString> key_;
7293     _H<NSMutableArray> sections_;
7294     _H<NSMutableArray> filtered_;
7295     _H<UITableView, 2> list_;
7296 }
7297
7298 - (id) initWithDatabase:(Database *)database source:(Source *)source;
7299 - (void) editButtonClicked;
7300
7301 @end
7302
7303 @implementation SectionsController
7304
7305 - (NSURL *) navigationURL {
7306     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sources/%@", [key_ stringByAddingPercentEscapesIncludingReserved]]];
7307 }
7308
7309 - (Source *) source {
7310     if (key_ == nil)
7311         return nil;
7312     return [database_ sourceWithKey:key_];
7313 }
7314
7315 - (void) updateNavigationItem {
7316     [[self navigationItem] setTitle:[self isEditing] ? UCLocalize("SECTION_VISIBILITY") : UCLocalize("SECTIONS")];
7317     if ([sections_ count] == 0) {
7318         [[self navigationItem] setRightBarButtonItem:nil];
7319     } else {
7320         [[self navigationItem] setRightBarButtonItem:[[UIBarButtonItem alloc]
7321             initWithBarButtonSystemItem:([self isEditing] ? UIBarButtonSystemItemDone : UIBarButtonSystemItemEdit)
7322             target:self
7323             action:@selector(editButtonClicked)
7324         ] animated:([[self navigationItem] rightBarButtonItem] != nil)];
7325     }
7326 }
7327
7328 - (void) setEditing:(BOOL)editing animated:(BOOL)animated {
7329     [super setEditing:editing animated:animated];
7330
7331     if (editing)
7332         [list_ reloadData];
7333     else
7334         [delegate_ updateData];
7335
7336     [self updateNavigationItem];
7337 }
7338
7339 - (void) viewDidAppear:(BOOL)animated {
7340     [super viewDidAppear:animated];
7341     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7342 }
7343
7344 - (void) viewWillDisappear:(BOOL)animated {
7345     [super viewWillDisappear:animated];
7346     [self setEditing:NO];
7347 }
7348
7349 - (Section *) sectionAtIndexPath:(NSIndexPath *)indexPath {
7350     Section *section = nil;
7351     int index = [indexPath row];
7352     if (![self isEditing]) {
7353         index -= 1;
7354         if (index >= 0)
7355             section = [filtered_ objectAtIndex:index];
7356     } else {
7357         section = [sections_ objectAtIndex:index];
7358     }
7359     return section;
7360 }
7361
7362 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7363     if ([self isEditing])
7364         return [sections_ count];
7365     else
7366         return [filtered_ count] + 1;
7367 }
7368
7369 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
7370     return 45.0f;
7371 }*/
7372
7373 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7374     static NSString *reuseIdentifier = @"SectionCell";
7375
7376     SectionCell *cell = (SectionCell *)[tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
7377     if (cell == nil)
7378         cell = [[[SectionCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
7379
7380     [cell setSection:[self sectionAtIndexPath:indexPath] editing:[self isEditing]];
7381
7382     return cell;
7383 }
7384
7385 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
7386     if ([self isEditing])
7387         return;
7388
7389     Section *section = [self sectionAtIndexPath:indexPath];
7390
7391     SectionController *controller = [[[SectionController alloc]
7392         initWithDatabase:database_
7393         source:[self source]
7394         section:[section name]
7395     ] autorelease];
7396     [controller setDelegate:delegate_];
7397
7398     [[self navigationController] pushViewController:controller animated:YES];
7399 }
7400
7401 - (void) loadView {
7402     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease];
7403     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7404     [list_ setRowHeight:46];
7405     [(UITableView *) list_ setDataSource:self];
7406     [list_ setDelegate:self];
7407     [self setView:list_];
7408 }
7409
7410 - (void) viewDidLoad {
7411     [super viewDidLoad];
7412
7413     [[self navigationItem] setTitle:UCLocalize("SECTIONS")];
7414 }
7415
7416 - (void) releaseSubviews {
7417     list_ = nil;
7418
7419     sections_ = nil;
7420     filtered_ = nil;
7421
7422     [super releaseSubviews];
7423 }
7424
7425 - (id) initWithDatabase:(Database *)database source:(Source *)source {
7426     if ((self = [super init]) != nil) {
7427         database_ = database;
7428         key_ = [source key];
7429     } return self;
7430 }
7431
7432 - (void) reloadData {
7433     [super reloadData];
7434
7435     NSArray *packages = [database_ packages];
7436
7437     sections_ = [NSMutableArray arrayWithCapacity:16];
7438     filtered_ = [NSMutableArray arrayWithCapacity:16];
7439
7440     NSMutableDictionary *sections([NSMutableDictionary dictionaryWithCapacity:32]);
7441
7442     Source *source([self source]);
7443
7444     _trace();
7445     for (Package *package in packages) {
7446         if (source != nil && [package source] != source)
7447             continue;
7448
7449         NSString *name([package section]);
7450         NSString *key(name == nil ? @"" : name);
7451
7452         Section *section;
7453
7454         _profile(SectionsView$reloadData$Section)
7455             section = [sections objectForKey:key];
7456             if (section == nil) {
7457                 _profile(SectionsView$reloadData$Section$Allocate)
7458                     section = [[[Section alloc] initWithName:key localize:YES] autorelease];
7459                     [sections setObject:section forKey:key];
7460                 _end
7461             }
7462         _end
7463
7464         [section addToCount];
7465
7466         _profile(SectionsView$reloadData$Filter)
7467             if (![package valid] || ![package visible])
7468                 continue;
7469         _end
7470
7471         [section addToRow];
7472     }
7473     _trace();
7474
7475     [sections_ addObjectsFromArray:[sections allValues]];
7476
7477     [sections_ sortUsingSelector:@selector(compareByLocalized:)];
7478
7479     for (Section *section in (id) sections_) {
7480         size_t count([section row]);
7481         if (count == 0)
7482             continue;
7483
7484         section = [[[Section alloc] initWithName:[section name] localized:[section localized]] autorelease];
7485         [section setCount:count];
7486         [filtered_ addObject:section];
7487     }
7488
7489     [self updateNavigationItem];
7490     [list_ reloadData];
7491     _trace();
7492 }
7493
7494 - (void) editButtonClicked {
7495     [self setEditing:![self isEditing] animated:YES];
7496 }
7497
7498 @end
7499 /* }}} */
7500
7501 /* Changes Controller {{{ */
7502 @interface ChangesController : FilteredPackageListController {
7503     unsigned upgrades_;
7504 }
7505
7506 - (id) initWithDatabase:(Database *)database;
7507
7508 @end
7509
7510 @implementation ChangesController
7511
7512 - (NSURL *) referrerURL {
7513     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/changes/", UI_]];
7514 }
7515
7516 - (NSURL *) navigationURL {
7517     return [NSURL URLWithString:@"cydia://changes"];
7518 }
7519
7520 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
7521 @synchronized (database_) {
7522     if ([database_ era] != era_)
7523         return nil;
7524
7525     NSUInteger sectionIndex([path section]);
7526     if (sectionIndex >= [sections_ count])
7527         return nil;
7528     Section *section([sections_ objectAtIndex:sectionIndex]);
7529     NSInteger row([path row]);
7530     return [[[packages_ objectAtIndex:([section row] + row)] retain] autorelease];
7531 } }
7532
7533 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
7534     NSString *context([alert context]);
7535
7536     if ([context isEqualToString:@"norefresh"])
7537         [alert dismissWithClickedButtonIndex:-1 animated:YES];
7538 }
7539
7540 - (void) setLeftBarButtonItem {
7541     if ([delegate_ updating])
7542         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7543             initWithTitle:UCLocalize("CANCEL")
7544             style:UIBarButtonItemStyleDone
7545             target:self
7546             action:@selector(cancelButtonClicked)
7547         ] autorelease] animated:YES];
7548     else
7549         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7550             initWithTitle:UCLocalize("REFRESH")
7551             style:UIBarButtonItemStylePlain
7552             target:self
7553             action:@selector(refreshButtonClicked)
7554         ] autorelease] animated:YES];
7555 }
7556
7557 - (void) refreshButtonClicked {
7558     if ([delegate_ requestUpdate])
7559         [self setLeftBarButtonItem];
7560 }
7561
7562 - (void) cancelButtonClicked {
7563     [delegate_ cancelUpdate];
7564 }
7565
7566 - (void) upgradeButtonClicked {
7567     [delegate_ distUpgrade];
7568     [[self navigationItem] setRightBarButtonItem:nil animated:YES];
7569 }
7570
7571 - (bool) shouldYield {
7572     return true;
7573 }
7574
7575 - (bool) shouldBlock {
7576     return true;
7577 }
7578
7579 - (void) useFilter {
7580 @synchronized (self) {
7581     [self setFilter:[](Package *package) {
7582         return [package upgradableAndEssential:YES] || [package visible];
7583     }];
7584
7585     [self setSorter:[](NSMutableArray *packages) {
7586         [packages radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackageChangesRadix) withContext:NULL];
7587     }];
7588 } }
7589
7590 - (id) initWithDatabase:(Database *)database {
7591     if ((self = [super initWithDatabase:database title:UCLocalize("CHANGES")]) != nil) {
7592         [self useFilter];
7593     } return self;
7594 }
7595
7596 - (void) viewDidLoad {
7597     [super viewDidLoad];
7598     [self setLeftBarButtonItem];
7599 }
7600
7601 - (void) viewWillAppear:(BOOL)animated {
7602     [super viewWillAppear:animated];
7603     [self setLeftBarButtonItem];
7604 }
7605
7606 - (void) reloadData {
7607     [self setLeftBarButtonItem];
7608     [super reloadData];
7609 }
7610
7611 - (NSArray *) sectionsForPackages:(NSMutableArray *)packages {
7612     NSMutableArray *sections([NSMutableArray arrayWithCapacity:16]);
7613
7614     Section *upgradable = [[[Section alloc] initWithName:UCLocalize("AVAILABLE_UPGRADES") localize:NO] autorelease];
7615     Section *ignored = nil;
7616     Section *section = nil;
7617     time_t last = 0;
7618
7619     upgrades_ = 0;
7620     bool unseens = false;
7621
7622     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle));
7623
7624     for (size_t offset = 0, count = [packages count]; offset != count; ++offset) {
7625         Package *package = [packages objectAtIndex:offset];
7626
7627         BOOL uae = [package upgradableAndEssential:YES];
7628
7629         if (!uae) {
7630             unseens = true;
7631             time_t seen([package seen]);
7632
7633             if (section == nil || last != seen) {
7634                 last = seen;
7635
7636                 NSString *name;
7637                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:seen]);
7638                 [name autorelease];
7639
7640                 _profile(ChangesController$reloadData$Allocate)
7641                     name = [NSString stringWithFormat:UCLocalize("NEW_AT"), name];
7642                     section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
7643                     [sections addObject:section];
7644                 _end
7645             }
7646
7647             [section addToCount];
7648         } else if ([package ignored]) {
7649             if (ignored == nil) {
7650                 ignored = [[[Section alloc] initWithName:UCLocalize("IGNORED_UPGRADES") row:offset localize:NO] autorelease];
7651             }
7652             [ignored addToCount];
7653         } else {
7654             ++upgrades_;
7655             [upgradable addToCount];
7656         }
7657     }
7658     _trace();
7659
7660     CFRelease(formatter);
7661
7662     if (unseens) {
7663         Section *last = [sections lastObject];
7664         size_t count = [last count];
7665         [packages removeObjectsInRange:NSMakeRange([packages count] - count, count)];
7666         [sections removeLastObject];
7667     }
7668
7669     if ([ignored count] != 0)
7670         [sections insertObject:ignored atIndex:0];
7671     if (upgrades_ != 0)
7672         [sections insertObject:upgradable atIndex:0];
7673
7674     [list_ reloadData];
7675
7676     [[self navigationItem] setRightBarButtonItem:(upgrades_ == 0 ? nil : [[[UIBarButtonItem alloc]
7677         initWithTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("UPGRADE"), [NSString stringWithFormat:@"%u", upgrades_]]
7678         style:UIBarButtonItemStylePlain
7679         target:self
7680         action:@selector(upgradeButtonClicked)
7681     ] autorelease]) animated:YES];
7682
7683     return sections;
7684 }
7685
7686 @end
7687 /* }}} */
7688 /* Search Controller {{{ */
7689 @interface SearchController : FilteredPackageListController <
7690     UISearchBarDelegate
7691 > {
7692     _H<UISearchBar, 1> search_;
7693     BOOL searchloaded_;
7694     bool summary_;
7695 }
7696
7697 - (id) initWithDatabase:(Database *)database query:(NSString *)query;
7698 - (void) reloadData;
7699
7700 @end
7701
7702 @implementation SearchController
7703
7704 - (NSURL *) referrerURL {
7705     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/search?q=%@", UI_, [([search_ text] ?: @"") stringByAddingPercentEscapesIncludingReserved]]];
7706 }
7707
7708 - (NSURL *) navigationURL {
7709     if ([search_ text] == nil || [[search_ text] isEqualToString:@""])
7710         return [NSURL URLWithString:@"cydia://search"];
7711     else
7712         return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://search/%@", [[search_ text] stringByAddingPercentEscapesIncludingReserved]]];
7713 }
7714
7715 - (NSArray *) termsForQuery:(NSString *)query {
7716     NSMutableArray *terms([NSMutableArray arrayWithCapacity:2]);
7717     for (NSString *component in [query componentsSeparatedByString:@" "])
7718         if ([component length] != 0)
7719             [terms addObject:component];
7720
7721     return terms;
7722 }
7723
7724 - (void) useSearch {
7725     _H<NSArray> query([self termsForQuery:[search_ text]]);
7726     summary_ = false;
7727
7728 @synchronized (self) {
7729     [self setFilter:[=](Package *package) {
7730         if (![package unfiltered])
7731             return false;
7732         if (![package matches:query])
7733             return false;
7734         return true;
7735     }];
7736
7737     [self setSorter:[](NSMutableArray *packages) {
7738         [packages radixSortUsingSelector:@selector(rank)];
7739     }];
7740 }
7741
7742     [self clearData];
7743     [self reloadData];
7744 }
7745
7746 - (void) usePrefix:(NSString *)prefix {
7747     _H<NSString> query(prefix);
7748     summary_ = true;
7749
7750 @synchronized (self) {
7751     [self setFilter:[=](Package *package) {
7752         if ([query length] == 0)
7753             return false;
7754         if (![package unfiltered])
7755             return false;
7756         if ([[package name] compare:query options:MatchCompareOptions_ range:NSMakeRange(0, [query length])] != NSOrderedSame)
7757             return false;
7758         return true;
7759     }];
7760
7761     [self setSorter:nullptr];
7762 }
7763
7764     [self reloadData];
7765 }
7766
7767 - (void) searchBarTextDidBeginEditing:(UISearchBar *)searchBar {
7768     [self clearData];
7769     [self usePrefix:[search_ text]];
7770 }
7771
7772 - (void) searchBarButtonClicked:(UISearchBar *)searchBar {
7773     [search_ resignFirstResponder];
7774     [self useSearch];
7775 }
7776
7777 - (void) searchBarCancelButtonClicked:(UISearchBar *)searchBar {
7778     [search_ setText:@""];
7779     [self searchBarButtonClicked:searchBar];
7780 }
7781
7782 - (void) searchBarSearchButtonClicked:(UISearchBar *)searchBar {
7783     [self searchBarButtonClicked:searchBar];
7784 }
7785
7786 - (void) searchBar:(UISearchBar *)searchBar textDidChange:(NSString *)text {
7787     [self usePrefix:text];
7788 }
7789
7790 - (bool) shouldYield {
7791     return YES;
7792 }
7793
7794 - (bool) shouldBlock {
7795     return !summary_;
7796 }
7797
7798 - (bool) isSummarized {
7799     return summary_;
7800 }
7801
7802 - (bool) showsSections {
7803     return false;
7804 }
7805
7806 - (id) initWithDatabase:(Database *)database query:(NSString *)query {
7807     if ((self = [super initWithDatabase:database title:UCLocalize("SEARCH")])) {
7808         search_ = [[[UISearchBar alloc] init] autorelease];
7809         [search_ setPlaceholder:UCLocalize("SEARCH_EX")];
7810         [search_ setDelegate:self];
7811
7812         UITextField *textField;
7813         if ([search_ respondsToSelector:@selector(searchField)])
7814             textField = [search_ searchField];
7815         else
7816             textField = MSHookIvar<UITextField *>(search_, "_searchField");
7817
7818         [textField setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
7819         [textField setEnablesReturnKeyAutomatically:NO];
7820         [[self navigationItem] setTitleView:textField];
7821
7822         if (query != nil)
7823             [search_ setText:query];
7824         [self useSearch];
7825     } return self;
7826 }
7827
7828 - (void) viewDidAppear:(BOOL)animated {
7829     [super viewDidAppear:animated];
7830
7831     if (!searchloaded_) {
7832         searchloaded_ = YES;
7833         [search_ setFrame:CGRectMake(0, 0, [[self view] bounds].size.width, 44.0f)];
7834         [search_ layoutSubviews];
7835     }
7836
7837     if ([self isSummarized])
7838         [search_ becomeFirstResponder];
7839 }
7840
7841 - (void) reloadData {
7842     [self resetCursor];
7843     [super reloadData];
7844 }
7845
7846 - (void) didSelectPackage:(Package *)package {
7847     [search_ resignFirstResponder];
7848     [super didSelectPackage:package];
7849 }
7850
7851 @end
7852 /* }}} */
7853 /* Package Settings Controller {{{ */
7854 @interface PackageSettingsController : CyteViewController <
7855     UITableViewDataSource,
7856     UITableViewDelegate
7857 > {
7858     _transient Database *database_;
7859     _H<NSString> name_;
7860     _H<Package> package_;
7861     _H<UITableView, 2> table_;
7862     _H<UISwitch> subscribedSwitch_;
7863     _H<UISwitch> ignoredSwitch_;
7864     _H<UITableViewCell> subscribedCell_;
7865     _H<UITableViewCell> ignoredCell_;
7866 }
7867
7868 - (id) initWithDatabase:(Database *)database package:(NSString *)package;
7869
7870 @end
7871
7872 @implementation PackageSettingsController
7873
7874 - (NSURL *) navigationURL {
7875     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/settings", (id) name_]];
7876 }
7877
7878 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
7879     if (package_ == nil)
7880         return 0;
7881
7882     if ([package_ installed] == nil)
7883         return 1;
7884     else
7885         return 2;
7886 }
7887
7888 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7889     if (package_ == nil)
7890         return 0;
7891
7892     // both sections contain just one item right now.
7893     return 1;
7894 }
7895
7896 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
7897     return nil;
7898 }
7899
7900 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
7901     if (section == 0)
7902         return UCLocalize("SHOW_ALL_CHANGES_EX");
7903     else
7904         return UCLocalize("IGNORE_UPGRADES_EX");
7905 }
7906
7907 - (void) onSubscribed:(id)control {
7908     bool value([control isOn]);
7909     if (package_ == nil)
7910         return;
7911     if ([package_ setSubscribed:value])
7912         [delegate_ updateData];
7913 }
7914
7915 - (void) _updateIgnored {
7916     const char *package([name_ UTF8String]);
7917     bool on([ignoredSwitch_ isOn]);
7918
7919     pid_t pid(ExecFork());
7920     if (pid == 0) {
7921         FILE *dpkg(popen("/usr/libexec/cydo --set-selections", "w"));
7922         fwrite(package, strlen(package), 1, dpkg);
7923
7924         if (on)
7925             fwrite(" hold\n", 6, 1, dpkg);
7926         else
7927             fwrite(" install\n", 9, 1, dpkg);
7928
7929         pclose(dpkg);
7930
7931         exit(0);
7932     } ReapZombie(pid);
7933 }
7934
7935 - (void) onIgnored:(id)control {
7936     NSInvocation *invocation([NSInvocation invocationWithMethodSignature:[self methodSignatureForSelector:@selector(_updateIgnored)]]);
7937     [invocation setTarget:self];
7938     [invocation setSelector:@selector(_updateIgnored)];
7939
7940     [delegate_ reloadDataWithInvocation:invocation];
7941 }
7942
7943 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7944     if (package_ == nil)
7945         return nil;
7946
7947     switch ([indexPath section]) {
7948         case 0: return subscribedCell_;
7949         case 1: return ignoredCell_;
7950
7951         _nodefault
7952     }
7953
7954     return nil;
7955 }
7956
7957 - (void) loadView {
7958     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
7959     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
7960     [self setView:view];
7961
7962     table_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped] autorelease];
7963     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7964     [(UITableView *) table_ setDataSource:self];
7965     [table_ setDelegate:self];
7966     [view addSubview:table_];
7967
7968     subscribedSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
7969     [subscribedSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7970     [subscribedSwitch_ addTarget:self action:@selector(onSubscribed:) forEvents:UIControlEventValueChanged];
7971
7972     ignoredSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
7973     [ignoredSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7974     [ignoredSwitch_ addTarget:self action:@selector(onIgnored:) forEvents:UIControlEventValueChanged];
7975
7976     subscribedCell_ = [[[UITableViewCell alloc] init] autorelease];
7977     [subscribedCell_ setText:UCLocalize("SHOW_ALL_CHANGES")];
7978     [subscribedCell_ setAccessoryView:subscribedSwitch_];
7979     [subscribedCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7980
7981     ignoredCell_ = [[[UITableViewCell alloc] init] autorelease];
7982     [ignoredCell_ setText:UCLocalize("IGNORE_UPGRADES")];
7983     [ignoredCell_ setAccessoryView:ignoredSwitch_];
7984     [ignoredCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7985 }
7986
7987 - (void) viewDidLoad {
7988     [super viewDidLoad];
7989
7990     [[self navigationItem] setTitle:UCLocalize("SETTINGS")];
7991 }
7992
7993 - (void) releaseSubviews {
7994     ignoredCell_ = nil;
7995     subscribedCell_ = nil;
7996     table_ = nil;
7997     ignoredSwitch_ = nil;
7998     subscribedSwitch_ = nil;
7999
8000     [super releaseSubviews];
8001 }
8002
8003 - (id) initWithDatabase:(Database *)database package:(NSString *)package {
8004     if ((self = [super init]) != nil) {
8005         database_ = database;
8006         name_ = package;
8007     } return self;
8008 }
8009
8010 - (void) reloadData {
8011     [super reloadData];
8012
8013     package_ = [database_ packageWithName:name_];
8014
8015     if (package_ != nil) {
8016         [subscribedSwitch_ setOn:([package_ subscribed] ? 1 : 0) animated:NO];
8017         [ignoredSwitch_ setOn:([package_ ignored] ? 1 : 0) animated:NO];
8018     } // XXX: what now, G?
8019
8020     [table_ reloadData];
8021 }
8022
8023 @end
8024 /* }}} */
8025
8026 /* Installed Controller {{{ */
8027 @interface InstalledController : FilteredPackageListController {
8028     bool sectioned_;
8029 }
8030
8031 - (id) initWithDatabase:(Database *)database;
8032 - (void) queueStatusDidChange;
8033
8034 @end
8035
8036 @implementation InstalledController
8037
8038 - (NSURL *) referrerURL {
8039     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/installed/", UI_]];
8040 }
8041
8042 - (NSURL *) navigationURL {
8043     return [NSURL URLWithString:@"cydia://installed"];
8044 }
8045
8046 - (void) useRecent {
8047     sectioned_ = false;
8048
8049 @synchronized (self) {
8050     [self setFilter:[](Package *package) {
8051         return ![package uninstalled] && package->role_ < 7;
8052     }];
8053
8054     [self setSorter:[](NSMutableArray *packages) {
8055         [packages radixSortUsingSelector:@selector(recent)];
8056     }];
8057 } }
8058
8059 - (void) useFilter:(UISegmentedControl *)segmented {
8060     NSInteger selected([segmented selectedSegmentIndex]);
8061     if (selected == 2)
8062         return [self useRecent];
8063     bool simple(selected == 0);
8064     sectioned_ = true;
8065
8066 @synchronized (self) {
8067     [self setFilter:[=](Package *package) {
8068         return ![package uninstalled] && package->role_ <= (simple ? 1 : 3);
8069     }];
8070
8071     [self setSorter:nullptr];
8072 } }
8073
8074 - (NSArray *) sectionsForPackages:(NSMutableArray *)packages {
8075     if (sectioned_)
8076         return [super sectionsForPackages:packages];
8077
8078     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterLongStyle, kCFDateFormatterNoStyle));
8079
8080     NSMutableArray *sections([NSMutableArray arrayWithCapacity:16]);
8081     Section *section(nil);
8082     time_t last(0);
8083
8084     for (size_t offset(0), count([packages count]); offset != count; ++offset) {
8085         Package *package([packages objectAtIndex:offset]);
8086
8087         time_t upgraded([package upgraded]);
8088         if (upgraded < 1168364520)
8089             upgraded = 0;
8090         else
8091             upgraded -= upgraded % (60 * 60 * 24);
8092
8093         if (section == nil || upgraded != last) {
8094             last = upgraded;
8095
8096             NSString *name;
8097             if (upgraded == 0)
8098                 continue; // XXX: name = UCLocalize("...");
8099             else {
8100                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:upgraded]);
8101                 [name autorelease];
8102             }
8103
8104             section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
8105             [sections addObject:section];
8106         }
8107
8108         [section addToCount];
8109     }
8110
8111     CFRelease(formatter);
8112     return sections;
8113 }
8114
8115 - (id) initWithDatabase:(Database *)database {
8116     if ((self = [super initWithDatabase:database title:UCLocalize("INSTALLED")]) != nil) {
8117         UISegmentedControl *segmented([[[UISegmentedControl alloc] initWithItems:[NSArray arrayWithObjects:UCLocalize("USER"), UCLocalize("EXPERT"), UCLocalize("RECENT"), nil]] autorelease]);
8118         [segmented setSelectedSegmentIndex:0];
8119         [segmented setSegmentedControlStyle:UISegmentedControlStyleBar];
8120         [[self navigationItem] setTitleView:segmented];
8121
8122         [segmented addTarget:self action:@selector(modeChanged:) forEvents:UIControlEventValueChanged];
8123         [self useFilter:segmented];
8124
8125         [self queueStatusDidChange];
8126     } return self;
8127 }
8128
8129 #if !AlwaysReload
8130 - (void) queueButtonClicked {
8131     [delegate_ queue];
8132 }
8133 #endif
8134
8135 - (void) queueStatusDidChange {
8136 #if !AlwaysReload
8137     if (Queuing_) {
8138         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8139             initWithTitle:UCLocalize("QUEUE")
8140             style:UIBarButtonItemStyleDone
8141             target:self
8142             action:@selector(queueButtonClicked)
8143         ] autorelease]];
8144     } else {
8145         [[self navigationItem] setRightBarButtonItem:nil];
8146     }
8147 #endif
8148 }
8149
8150 - (void) modeChanged:(UISegmentedControl *)segmented {
8151     [self useFilter:segmented];
8152     [self reloadData];
8153 }
8154
8155 @end
8156 /* }}} */
8157
8158 /* Source Cell {{{ */
8159 @interface SourceCell : CyteTableViewCell <
8160     CyteTableViewCellDelegate,
8161     SourceDelegate
8162 > {
8163     _H<Source, 1> source_;
8164     _H<NSURL> url_;
8165     _H<UIImage> icon_;
8166     _H<NSString> origin_;
8167     _H<NSString> label_;
8168     _H<UIActivityIndicatorView> indicator_;
8169 }
8170
8171 - (void) setSource:(Source *)source;
8172 - (void) setFetch:(NSNumber *)fetch;
8173
8174 @end
8175
8176 @implementation SourceCell
8177
8178 - (void) _setImage:(NSArray *)data {
8179     if ([url_ isEqual:[data objectAtIndex:0]]) {
8180         icon_ = [data objectAtIndex:1];
8181         [content_ setNeedsDisplay];
8182     }
8183 }
8184
8185 - (void) _setSource:(NSURL *) url {
8186     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
8187
8188     if (NSData *data = [NSURLConnection
8189         sendSynchronousRequest:[NSURLRequest
8190             requestWithURL:url
8191             cachePolicy:NSURLRequestUseProtocolCachePolicy
8192             timeoutInterval:10
8193         ]
8194
8195         returningResponse:NULL
8196         error:NULL
8197     ])
8198         if (UIImage *image = [UIImage imageWithData:data])
8199             [self performSelectorOnMainThread:@selector(_setImage:) withObject:[NSArray arrayWithObjects:url, image, nil] waitUntilDone:NO];
8200
8201     [pool release];
8202 }
8203
8204 - (void) setSource:(Source *)source {
8205     source_ = source;
8206     [source_ setDelegate:self];
8207
8208     [self setFetch:[NSNumber numberWithBool:[source_ fetch]]];
8209
8210     icon_ = [UIImage imageNamed:@"unknown.png"];
8211
8212     origin_ = [source name];
8213     label_ = [source rooturi];
8214
8215     [content_ setNeedsDisplay];
8216
8217     url_ = [source iconURL];
8218     [NSThread detachNewThreadSelector:@selector(_setSource:) toTarget:self withObject:url_];
8219 }
8220
8221 - (void) setAllSource {
8222     source_ = nil;
8223     [indicator_ stopAnimating];
8224
8225     icon_ = [UIImage imageNamed:@"folder.png"];
8226     origin_ = UCLocalize("ALL_SOURCES");
8227     label_ = UCLocalize("ALL_SOURCES_EX");
8228     [content_ setNeedsDisplay];
8229 }
8230
8231 - (SourceCell *) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
8232     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
8233         UIView *content([self contentView]);
8234         CGRect bounds([content bounds]);
8235
8236         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
8237         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8238         [content_ setBackgroundColor:[UIColor whiteColor]];
8239         [content addSubview:content_];
8240
8241         [content_ setDelegate:self];
8242         [content_ setOpaque:YES];
8243
8244         indicator_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleGraySmall] autorelease];
8245         [indicator_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleTopMargin];// | UIViewAutoresizingFlexibleBottomMargin];
8246         [content addSubview:indicator_];
8247
8248         [[content_ layer] setContentsGravity:kCAGravityTopLeft];
8249     } return self;
8250 }
8251
8252 - (void) layoutSubviews {
8253     [super layoutSubviews];
8254
8255     UIView *content([self contentView]);
8256     CGRect bounds([content bounds]);
8257
8258     CGRect frame([indicator_ frame]);
8259     frame.origin.x = bounds.size.width - frame.size.width;
8260     frame.origin.y = Retina((bounds.size.height - frame.size.height) / 2);
8261
8262     if (kCFCoreFoundationVersionNumber < 800)
8263         frame.origin.x -= 8;
8264     [indicator_ setFrame:frame];
8265 }
8266
8267 - (NSString *) accessibilityLabel {
8268     return origin_;
8269 }
8270
8271 - (void) drawContentRect:(CGRect)rect {
8272     bool highlighted(highlighted_);
8273     float width(rect.size.width);
8274
8275     if (icon_ != nil) {
8276         CGRect rect;
8277         rect.size = [(UIImage *) icon_ size];
8278
8279         while (rect.size.width > 32 || rect.size.height > 32) {
8280             rect.size.width /= 2;
8281             rect.size.height /= 2;
8282         }
8283
8284         rect.origin.x = 26 - rect.size.width / 2;
8285         rect.origin.y = 26 - rect.size.height / 2;
8286
8287         [icon_ drawInRect:Retina(rect)];
8288     }
8289
8290     if (highlighted && kCFCoreFoundationVersionNumber < 800)
8291         UISetColor(White_);
8292
8293     if (!highlighted)
8294         UISetColor(Black_);
8295     [origin_ drawAtPoint:CGPointMake(52, 8) forWidth:(width - 49) withFont:Font18Bold_ lineBreakMode:NSLineBreakByTruncatingTail];
8296
8297     if (!highlighted)
8298         UISetColor(Gray_);
8299     [label_ drawAtPoint:CGPointMake(52, 29) forWidth:(width - 49) withFont:Font12_ lineBreakMode:NSLineBreakByTruncatingTail];
8300 }
8301
8302 - (void) setFetch:(NSNumber *)fetch {
8303     if ([fetch boolValue])
8304         [indicator_ startAnimating];
8305     else
8306         [indicator_ stopAnimating];
8307 }
8308
8309 @end
8310 /* }}} */
8311 /* Sources Controller {{{ */
8312 @interface SourcesController : CyteViewController <
8313     UITableViewDataSource,
8314     UITableViewDelegate
8315 > {
8316     _transient Database *database_;
8317     unsigned era_;
8318
8319     _H<UITableView, 2> list_;
8320     _H<NSMutableArray> sources_;
8321     int offset_;
8322
8323     _H<NSString> href_;
8324     _H<UIProgressHUD> hud_;
8325     _H<NSError> error_;
8326
8327     NSURLConnection *trivial_bz2_;
8328     NSURLConnection *trivial_gz_;
8329
8330     BOOL cydia_;
8331 }
8332
8333 - (id) initWithDatabase:(Database *)database;
8334 - (void) updateButtonsForEditingStatusAnimated:(BOOL)animated;
8335
8336 @end
8337
8338 @implementation SourcesController
8339
8340 - (void) _releaseConnection:(NSURLConnection *)connection {
8341     if (connection != nil) {
8342         [connection cancel];
8343         //[connection setDelegate:nil];
8344         [connection release];
8345     }
8346 }
8347
8348 - (void) dealloc {
8349     [self _releaseConnection:trivial_gz_];
8350     [self _releaseConnection:trivial_bz2_];
8351
8352     [super dealloc];
8353 }
8354
8355 - (NSURL *) navigationURL {
8356     return [NSURL URLWithString:@"cydia://sources"];
8357 }
8358
8359 - (void) viewDidAppear:(BOOL)animated {
8360     [super viewDidAppear:animated];
8361     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
8362 }
8363
8364 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8365     return 2;
8366 }
8367
8368 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
8369     if (section == 1)
8370         return UCLocalize("INDIVIDUAL_SOURCES");
8371     return nil;
8372 }
8373
8374 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8375     switch (section) {
8376         case 0: return 1;
8377         case 1: return [sources_ count];
8378         default: return 0;
8379     }
8380 }
8381
8382 - (Source *) sourceAtIndexPath:(NSIndexPath *)indexPath {
8383 @synchronized (database_) {
8384     if ([database_ era] != era_)
8385         return nil;
8386     if ([indexPath section] != 1)
8387         return nil;
8388     NSUInteger index([indexPath row]);
8389     if (index >= [sources_ count])
8390         return nil;
8391     return [sources_ objectAtIndex:index];
8392 } }
8393
8394 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8395     static NSString *cellIdentifier = @"SourceCell";
8396
8397     SourceCell *cell = (SourceCell *) [tableView dequeueReusableCellWithIdentifier:cellIdentifier];
8398     if (cell == nil) cell = [[[SourceCell alloc] initWithFrame:CGRectZero reuseIdentifier:cellIdentifier] autorelease];
8399     [cell setAccessoryType:UITableViewCellAccessoryDisclosureIndicator];
8400
8401     Source *source([self sourceAtIndexPath:indexPath]);
8402     if (source == nil)
8403         [cell setAllSource];
8404     else
8405         [cell setSource:source];
8406
8407     return cell;
8408 }
8409
8410 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
8411     SectionsController *controller([[[SectionsController alloc]
8412         initWithDatabase:database_
8413         source:[self sourceAtIndexPath:indexPath]
8414     ] autorelease]);
8415
8416     [controller setDelegate:delegate_];
8417     [[self navigationController] pushViewController:controller animated:YES];
8418 }
8419
8420 - (BOOL) tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath {
8421     if ([indexPath section] != 1)
8422         return false;
8423     Source *source = [self sourceAtIndexPath:indexPath];
8424     return [source record] != nil;
8425 }
8426
8427 - (void) tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath {
8428     _assert([indexPath section] == 1);
8429     if (editingStyle ==  UITableViewCellEditingStyleDelete) {
8430         Source *source = [self sourceAtIndexPath:indexPath];
8431         if (source == nil) return;
8432
8433         [Sources_ removeObjectForKey:[source key]];
8434         Changed_ = true;
8435
8436         [delegate_ _saveConfig];
8437         [delegate_ reloadDataWithInvocation:nil];
8438     }
8439 }
8440
8441 - (void) tableView:(UITableView *)tableView didEndEditingRowAtIndexPath:(NSIndexPath *)indexPath {
8442     [self updateButtonsForEditingStatusAnimated:YES];
8443 }
8444
8445 - (void) complete {
8446     [delegate_ addTrivialSource:href_];
8447     href_ = nil;
8448
8449     [delegate_ syncData];
8450 }
8451
8452 - (NSString *) getWarning {
8453     NSString *href(href_);
8454     NSRange colon([href rangeOfString:@"://"]);
8455     if (colon.location != NSNotFound)
8456         href = [href substringFromIndex:(colon.location + 3)];
8457     href = [href stringByAddingPercentEscapes];
8458     href = [CydiaURL(@"api/repotag/") stringByAppendingString:href];
8459
8460     NSURL *url([NSURL URLWithString:href]);
8461
8462     NSStringEncoding encoding;
8463     NSError *error(nil);
8464
8465     if (NSString *warning = [NSString stringWithContentsOfURL:url usedEncoding:&encoding error:&error])
8466         return [warning length] == 0 ? nil : warning;
8467     return nil;
8468 }
8469
8470 - (void) _endConnection:(NSURLConnection *)connection {
8471     // XXX: the memory management in this method is horribly awkward
8472
8473     NSURLConnection **field = NULL;
8474     if (connection == trivial_bz2_)
8475         field = &trivial_bz2_;
8476     else if (connection == trivial_gz_)
8477         field = &trivial_gz_;
8478     _assert(field != NULL);
8479     [connection release];
8480     *field = nil;
8481
8482     if (
8483         trivial_bz2_ == nil &&
8484         trivial_gz_ == nil
8485     ) {
8486         NSString *warning(cydia_ ? [self yieldToSelector:@selector(getWarning)] : nil);
8487
8488         [delegate_ releaseNetworkActivityIndicator];
8489
8490         [delegate_ removeProgressHUD:hud_];
8491         hud_ = nil;
8492
8493         if (cydia_) {
8494             if (warning != nil) {
8495                 UIAlertView *alert = [[[UIAlertView alloc]
8496                     initWithTitle:UCLocalize("SOURCE_WARNING")
8497                     message:warning
8498                     delegate:self
8499                     cancelButtonTitle:UCLocalize("CANCEL")
8500                     otherButtonTitles:
8501                         UCLocalize("ADD_ANYWAY"),
8502                     nil
8503                 ] autorelease];
8504
8505                 [alert setContext:@"warning"];
8506                 [alert setNumberOfRows:1];
8507                 [alert show];
8508
8509                 // XXX: there used to be this great mechanism called yieldToPopup... who deleted it?
8510                 error_ = nil;
8511                 return;
8512             }
8513
8514             [self complete];
8515         } else if (error_ != nil) {
8516             UIAlertView *alert = [[[UIAlertView alloc]
8517                 initWithTitle:UCLocalize("VERIFICATION_ERROR")
8518                 message:[error_ localizedDescription]
8519                 delegate:self
8520                 cancelButtonTitle:UCLocalize("OK")
8521                 otherButtonTitles:nil
8522             ] autorelease];
8523
8524             [alert setContext:@"urlerror"];
8525             [alert show];
8526
8527             href_ = nil;
8528         } else {
8529             UIAlertView *alert = [[[UIAlertView alloc]
8530                 initWithTitle:UCLocalize("NOT_REPOSITORY")
8531                 message:UCLocalize("NOT_REPOSITORY_EX")
8532                 delegate:self
8533                 cancelButtonTitle:UCLocalize("OK")
8534                 otherButtonTitles:nil
8535             ] autorelease];
8536
8537             [alert setContext:@"trivial"];
8538             [alert show];
8539
8540             href_ = nil;
8541         }
8542
8543         error_ = nil;
8544     }
8545 }
8546
8547 - (void) connection:(NSURLConnection *)connection didReceiveResponse:(NSHTTPURLResponse *)response {
8548     switch ([response statusCode]) {
8549         case 200:
8550             cydia_ = YES;
8551     }
8552 }
8553
8554 - (void) connection:(NSURLConnection *)connection didFailWithError:(NSError *)error {
8555     lprintf("connection:\"%s\" didFailWithError:\"%s\"\n", [href_ UTF8String], [[error localizedDescription] UTF8String]);
8556     error_ = error;
8557     [self _endConnection:connection];
8558 }
8559
8560 - (void) connectionDidFinishLoading:(NSURLConnection *)connection {
8561     [self _endConnection:connection];
8562 }
8563
8564 - (NSURLConnection *) _requestHRef:(NSString *)href method:(NSString *)method {
8565     NSURL *url([NSURL URLWithString:href]);
8566
8567     NSMutableURLRequest *request = [NSMutableURLRequest
8568         requestWithURL:url
8569         cachePolicy:NSURLRequestUseProtocolCachePolicy
8570         timeoutInterval:10
8571     ];
8572
8573     [request setHTTPMethod:method];
8574
8575     if (Machine_ != NULL)
8576         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
8577
8578     if (UniqueID_ != nil)
8579         [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
8580
8581     if ([url isCydiaSecure]) {
8582         if (UniqueID_ != nil)
8583             [request setValue:UniqueID_ forHTTPHeaderField:@"X-Cydia-Id"];
8584     }
8585
8586     return [[[NSURLConnection alloc] initWithRequest:request delegate:self] autorelease];
8587 }
8588
8589 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
8590     NSString *context([alert context]);
8591
8592     if ([context isEqualToString:@"source"]) {
8593         switch (button) {
8594             case 1: {
8595                 NSString *href = [[alert textField] text];
8596
8597                 static RegEx href_r("(http(s?)://|file:///)[^# ]*");
8598                 if (!href_r(href)) {
8599                     UIAlertView *alert = [[[UIAlertView alloc]
8600                         initWithTitle:[NSString stringWithFormat:Colon_, Error_, UCLocalize("INVALID_URL")]
8601                         message:UCLocalize("INVALID_URL_EX")
8602                         delegate:self
8603                         cancelButtonTitle:UCLocalize("OK")
8604                         otherButtonTitles:nil
8605                     ] autorelease];
8606
8607                     [alert setContext:@"badurl"];
8608                     [alert show];
8609
8610                     break;
8611                 }
8612
8613                 if (![href hasSuffix:@"/"])
8614                     href_ = [href stringByAppendingString:@"/"];
8615                 else
8616                     href_ = href;
8617
8618                 trivial_bz2_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.bz2"] method:@"HEAD"] retain];
8619                 trivial_gz_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.gz"] method:@"HEAD"] retain];
8620
8621                 cydia_ = false;
8622
8623                 // XXX: this is stupid
8624                 hud_ = [delegate_ addProgressHUD];
8625                 [hud_ setText:UCLocalize("VERIFYING_URL")];
8626                 [delegate_ retainNetworkActivityIndicator];
8627             } break;
8628
8629             case 0:
8630             break;
8631
8632             _nodefault
8633         }
8634
8635         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8636     } else if ([context isEqualToString:@"trivial"])
8637         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8638     else if ([context isEqualToString:@"urlerror"])
8639         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8640     else if ([context isEqualToString:@"warning"]) {
8641         switch (button) {
8642             case 1:
8643                 [self performSelector:@selector(complete) withObject:nil afterDelay:0];
8644             break;
8645
8646             case 0:
8647             break;
8648
8649             _nodefault
8650         }
8651
8652         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8653     }
8654 }
8655
8656 - (void) updateButtonsForEditingStatusAnimated:(BOOL)animated {
8657     BOOL editing([list_ isEditing]);
8658
8659     if (editing)
8660         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8661             initWithTitle:UCLocalize("ADD")
8662             style:UIBarButtonItemStylePlain
8663             target:self
8664             action:@selector(addButtonClicked)
8665         ] autorelease] animated:animated];
8666     else if ([delegate_ updating])
8667         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8668             initWithTitle:UCLocalize("CANCEL")
8669             style:UIBarButtonItemStyleDone
8670             target:self
8671             action:@selector(cancelButtonClicked)
8672         ] autorelease] animated:animated];
8673     else
8674         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8675             initWithTitle:UCLocalize("REFRESH")
8676             style:UIBarButtonItemStylePlain
8677             target:self
8678             action:@selector(refreshButtonClicked)
8679         ] autorelease] animated:animated];
8680
8681     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8682         initWithTitle:(editing ? UCLocalize("DONE") : UCLocalize("EDIT"))
8683         style:(editing ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8684         target:self
8685         action:@selector(editButtonClicked)
8686     ] autorelease] animated:animated];
8687 }
8688
8689 - (void) loadView {
8690     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame] style:UITableViewStylePlain] autorelease];
8691     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8692     [list_ setRowHeight:53];
8693     [(UITableView *) list_ setDataSource:self];
8694     [list_ setDelegate:self];
8695     [self setView:list_];
8696 }
8697
8698 - (void) viewDidLoad {
8699     [super viewDidLoad];
8700
8701     [[self navigationItem] setTitle:UCLocalize("SOURCES")];
8702     [self updateButtonsForEditingStatusAnimated:NO];
8703 }
8704
8705 - (void) viewWillAppear:(BOOL)animated {
8706     [super viewWillAppear:animated];
8707
8708     [list_ setEditing:NO];
8709     [self updateButtonsForEditingStatusAnimated:NO];
8710 }
8711
8712 - (void) releaseSubviews {
8713     list_ = nil;
8714
8715     sources_ = nil;
8716
8717     [super releaseSubviews];
8718 }
8719
8720 - (id) initWithDatabase:(Database *)database {
8721     if ((self = [super init]) != nil) {
8722         database_ = database;
8723     } return self;
8724 }
8725
8726 - (void) reloadData {
8727     [super reloadData];
8728     [self updateButtonsForEditingStatusAnimated:YES];
8729
8730 @synchronized (database_) {
8731     era_ = [database_ era];
8732
8733     sources_ = [NSMutableArray arrayWithCapacity:16];
8734     [sources_ addObjectsFromArray:[database_ sources]];
8735     _trace();
8736     [sources_ sortUsingSelector:@selector(compareByName:)];
8737     _trace();
8738
8739     int count([sources_ count]);
8740     offset_ = 0;
8741     for (int i = 0; i != count; i++) {
8742         if ([[sources_ objectAtIndex:i] record] == nil)
8743             break;
8744         offset_++;
8745     }
8746
8747     [list_ reloadData];
8748 } }
8749
8750 - (void) showAddSourcePrompt {
8751     UIAlertView *alert = [[[UIAlertView alloc]
8752         initWithTitle:UCLocalize("ENTER_APT_URL")
8753         message:nil
8754         delegate:self
8755         cancelButtonTitle:UCLocalize("CANCEL")
8756         otherButtonTitles:
8757             UCLocalize("ADD_SOURCE"),
8758         nil
8759     ] autorelease];
8760
8761     [alert setContext:@"source"];
8762
8763     [alert setNumberOfRows:1];
8764     [alert addTextFieldWithValue:@"http://" label:@""];
8765
8766     UITextInputTraits *traits = [[alert textField] textInputTraits];
8767     [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
8768     [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
8769     [traits setKeyboardType:UIKeyboardTypeURL];
8770     // XXX: UIReturnKeyDone
8771     [traits setReturnKeyType:UIReturnKeyNext];
8772
8773     [alert show];
8774 }
8775
8776 - (void) addButtonClicked {
8777     [self showAddSourcePrompt];
8778 }
8779
8780 - (void) refreshButtonClicked {
8781     if ([delegate_ requestUpdate])
8782         [self updateButtonsForEditingStatusAnimated:YES];
8783 }
8784
8785 - (void) cancelButtonClicked {
8786     [delegate_ cancelUpdate];
8787 }
8788
8789 - (void) editButtonClicked {
8790     [list_ setEditing:![list_ isEditing] animated:YES];
8791     [self updateButtonsForEditingStatusAnimated:YES];
8792 }
8793
8794 @end
8795 /* }}} */
8796
8797 /* Stash Controller {{{ */
8798 @interface StashController : CyteViewController {
8799     _H<UIActivityIndicatorView> spinner_;
8800     _H<UILabel> status_;
8801     _H<UILabel> caption_;
8802 }
8803
8804 @end
8805
8806 @implementation StashController
8807
8808 - (void) loadView {
8809     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
8810     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
8811     [self setView:view];
8812
8813     [view setBackgroundColor:[UIColor viewFlipsideBackgroundColor]];
8814
8815     spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteLarge] autorelease];
8816     CGRect spinrect = [spinner_ frame];
8817     spinrect.origin.x = Retina([[self view] frame].size.width / 2 - spinrect.size.width / 2);
8818     spinrect.origin.y = [[self view] frame].size.height - 80.0f;
8819     [spinner_ setFrame:spinrect];
8820     [spinner_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin];
8821     [view addSubview:spinner_];
8822     [spinner_ startAnimating];
8823
8824     CGRect captrect;
8825     captrect.size.width = [[self view] frame].size.width;
8826     captrect.size.height = 40.0f;
8827     captrect.origin.x = 0;
8828     captrect.origin.y = Retina([[self view] frame].size.height / 2 - captrect.size.height * 2);
8829     caption_ = [[[UILabel alloc] initWithFrame:captrect] autorelease];
8830     [caption_ setText:UCLocalize("PREPARING_FILESYSTEM")];
8831     [caption_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8832     [caption_ setFont:[UIFont boldSystemFontOfSize:28.0f]];
8833     [caption_ setTextColor:[UIColor whiteColor]];
8834     [caption_ setBackgroundColor:[UIColor clearColor]];
8835     [caption_ setShadowColor:[UIColor blackColor]];
8836     [caption_ setTextAlignment:NSTextAlignmentCenter];
8837     [view addSubview:caption_];
8838
8839     CGRect statusrect;
8840     statusrect.size.width = [[self view] frame].size.width;
8841     statusrect.size.height = 30.0f;
8842     statusrect.origin.x = 0;
8843     statusrect.origin.y = Retina([[self view] frame].size.height / 2 - statusrect.size.height);
8844     status_ = [[[UILabel alloc] initWithFrame:statusrect] autorelease];
8845     [status_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8846     [status_ setText:UCLocalize("EXIT_WHEN_COMPLETE")];
8847     [status_ setFont:[UIFont systemFontOfSize:16.0f]];
8848     [status_ setTextColor:[UIColor whiteColor]];
8849     [status_ setBackgroundColor:[UIColor clearColor]];
8850     [status_ setShadowColor:[UIColor blackColor]];
8851     [status_ setTextAlignment:NSTextAlignmentCenter];
8852     [view addSubview:status_];
8853 }
8854
8855 - (void) releaseSubviews {
8856     spinner_ = nil;
8857     status_ = nil;
8858     caption_ = nil;
8859
8860     [super releaseSubviews];
8861 }
8862
8863 @end
8864 /* }}} */
8865
8866 @interface CYURLCache : SDURLCache {
8867 }
8868
8869 @end
8870
8871 @implementation CYURLCache
8872
8873 - (void) logEvent:(NSString *)event forRequest:(NSURLRequest *)request {
8874 #if !ForRelease
8875     if (false);
8876     else if ([event isEqualToString:@"no-cache"])
8877         event = @"!!!";
8878     else if ([event isEqualToString:@"store"])
8879         event = @">>>";
8880     else if ([event isEqualToString:@"invalid"])
8881         event = @"???";
8882     else if ([event isEqualToString:@"memory"])
8883         event = @"mem";
8884     else if ([event isEqualToString:@"disk"])
8885         event = @"ssd";
8886     else if ([event isEqualToString:@"miss"])
8887         event = @"---";
8888
8889     NSLog(@"%@: %@", event, [[request URL] absoluteString]);
8890 #endif
8891 }
8892
8893 - (void) storeCachedResponse:(NSCachedURLResponse *)cached forRequest:(NSURLRequest *)request {
8894     if (NSURLResponse *response = [cached response])
8895         if (NSString *mime = [response MIMEType])
8896             if ([mime isEqualToString:@"text/cache-manifest"]) {
8897                 NSURL *url([response URL]);
8898
8899 #if !ForRelease
8900                 NSLog(@"###: %@", [url absoluteString]);
8901 #endif
8902
8903                 @synchronized (HostConfig_) {
8904                     [CachedURLs_ addObject:url];
8905                 }
8906             }
8907
8908     [super storeCachedResponse:cached forRequest:request];
8909 }
8910
8911 - (void) createDiskCachePath {
8912     [super createDiskCachePath];
8913 }
8914
8915 @end
8916
8917 @interface Cydia : UIApplication <
8918     ConfirmationControllerDelegate,
8919     DatabaseDelegate,
8920     CydiaDelegate
8921 > {
8922     _H<UIWindow> window_;
8923     _H<CydiaTabBarController> tabbar_;
8924     _H<CyteTabBarController> emulated_;
8925     _H<AppCacheController> appcache_;
8926
8927     _H<NSMutableArray> essential_;
8928     _H<NSMutableArray> broken_;
8929
8930     Database *database_;
8931
8932     _H<NSURL> starturl_;
8933
8934     unsigned locked_;
8935     unsigned activity_;
8936
8937     _H<StashController> stash_;
8938
8939     bool loaded_;
8940 }
8941
8942 - (void) loadData;
8943
8944 @end
8945
8946 @implementation Cydia
8947
8948 - (void) lockSuspend {
8949     if (locked_++ == 0) {
8950         if ($SBSSetInterceptsMenuButtonForever != NULL)
8951             (*$SBSSetInterceptsMenuButtonForever)(true);
8952
8953         [self setIdleTimerDisabled:YES];
8954     }
8955 }
8956
8957 - (void) unlockSuspend {
8958     if (--locked_ == 0) {
8959         [self setIdleTimerDisabled:NO];
8960
8961         if ($SBSSetInterceptsMenuButtonForever != NULL)
8962             (*$SBSSetInterceptsMenuButtonForever)(false);
8963     }
8964 }
8965
8966 - (void) beginUpdate {
8967     [tabbar_ beginUpdate];
8968 }
8969
8970 - (void) cancelUpdate {
8971     [tabbar_ cancelUpdate];
8972 }
8973
8974 - (bool) requestUpdate {
8975     if (IsReachable("cydia.saurik.com")) {
8976         [self beginUpdate];
8977         return true;
8978     } else {
8979         UIAlertView *alert = [[[UIAlertView alloc]
8980             initWithTitle:[NSString stringWithFormat:Colon_, Error_, UCLocalize("REFRESH")]
8981             message:@"Host Unreachable" // XXX: Localize
8982             delegate:self
8983             cancelButtonTitle:UCLocalize("OK")
8984             otherButtonTitles:nil
8985         ] autorelease];
8986
8987         [alert setContext:@"norefresh"];
8988         [alert show];
8989
8990         return false;
8991     }
8992 }
8993
8994 - (BOOL) updating {
8995     return [tabbar_ updating];
8996 }
8997
8998 - (void) _loaded {
8999     if ([broken_ count] != 0) {
9000         int count = [broken_ count];
9001
9002         UIAlertView *alert = [[[UIAlertView alloc]
9003             initWithTitle:(count == 1 ? UCLocalize("HALFINSTALLED_PACKAGE") : [NSString stringWithFormat:UCLocalize("HALFINSTALLED_PACKAGES"), count])
9004             message:UCLocalize("HALFINSTALLED_PACKAGE_EX")
9005             delegate:self
9006             cancelButtonTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("FORCIBLY_CLEAR"), UCLocalize("UNSAFE")]
9007             otherButtonTitles:
9008                 UCLocalize("TEMPORARY_IGNORE"),
9009             nil
9010         ] autorelease];
9011
9012         [alert setContext:@"fixhalf"];
9013         [alert setNumberOfRows:2];
9014         [alert show];
9015     } else if (!Ignored_ && [essential_ count] != 0) {
9016         int count = [essential_ count];
9017
9018         UIAlertView *alert = [[[UIAlertView alloc]
9019             initWithTitle:(count == 1 ? UCLocalize("ESSENTIAL_UPGRADE") : [NSString stringWithFormat:UCLocalize("ESSENTIAL_UPGRADES"), count])
9020             message:UCLocalize("ESSENTIAL_UPGRADE_EX")
9021             delegate:self
9022             cancelButtonTitle:UCLocalize("TEMPORARY_IGNORE")
9023             otherButtonTitles:
9024                 UCLocalize("UPGRADE_ESSENTIAL"),
9025                 UCLocalize("COMPLETE_UPGRADE"),
9026             nil
9027         ] autorelease];
9028
9029         [alert setContext:@"upgrade"];
9030         [alert show];
9031     }
9032 }
9033
9034 - (void) returnToCydia {
9035     [self _loaded];
9036 }
9037
9038 - (void) _saveConfig {
9039     @synchronized (database_) {
9040         _trace();
9041         MetaFile_.Sync();
9042         _trace();
9043     }
9044
9045     if (Changed_) {
9046         NSString *error(nil);
9047
9048         if (NSData *data = [NSPropertyListSerialization dataFromPropertyList:Metadata_ format:NSPropertyListBinaryFormat_v1_0 errorDescription:&error]) {
9049             _trace();
9050             NSError *error(nil);
9051             if (!_root([data writeToFile:@"/var/lib/cydia/metadata.plist" options:NSAtomicWrite error:&error]))
9052                 NSLog(@"failure to save metadata data: %@", error);
9053             _trace();
9054
9055             Changed_ = false;
9056         } else {
9057             NSLog(@"failure to serialize metadata: %@", error);
9058         }
9059     }
9060
9061     _root(CydiaWriteSources());
9062 }
9063
9064 // Navigation controller for the queuing badge.
9065 - (UINavigationController *) queueNavigationController {
9066     NSArray *controllers = [tabbar_ viewControllers];
9067     return [controllers objectAtIndex:3];
9068 }
9069
9070 - (void) unloadData {
9071     [tabbar_ unloadData];
9072 }
9073
9074 - (void) _updateData {
9075     [self _saveConfig];
9076     [self unloadData];
9077
9078     UINavigationController *navigation = [self queueNavigationController];
9079
9080     id queuedelegate = nil;
9081     if ([[navigation viewControllers] count] > 0)
9082         queuedelegate = [[navigation viewControllers] objectAtIndex:0];
9083
9084     [queuedelegate queueStatusDidChange];
9085     [[navigation tabBarItem] setBadgeValue:(Queuing_ ? UCLocalize("Q_D") : nil)];
9086 }
9087
9088 - (void) _refreshIfPossible:(NSDate *)update {
9089     NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
9090
9091     bool recently = false;
9092     if (update != nil) {
9093         NSTimeInterval interval([update timeIntervalSinceNow]);
9094         if (interval > -(15*60))
9095             recently = true;
9096     }
9097
9098     // Don't automatic refresh if:
9099     //  - We already refreshed recently.
9100     //  - We already auto-refreshed this launch.
9101     //  - Auto-refresh is disabled.
9102     //  - Cydia's server is not reachable
9103     if (recently || loaded_ || ManualRefresh || !IsReachable("cydia.saurik.com")) {
9104         // If we are cancelling, we need to make sure it knows it's already loaded.
9105         loaded_ = true;
9106
9107         [self performSelectorOnMainThread:@selector(_loaded) withObject:nil waitUntilDone:NO];
9108     } else {
9109         // We are going to load, so remember that.
9110         loaded_ = true;
9111
9112         [tabbar_ performSelectorOnMainThread:@selector(setUpdate:) withObject:update waitUntilDone:NO];
9113     }
9114
9115     [pool release];
9116 }
9117
9118 - (void) refreshIfPossible {
9119     [NSThread detachNewThreadSelector:@selector(_refreshIfPossible:) toTarget:self withObject:[Metadata_ objectForKey:@"LastUpdate"]];
9120 }
9121
9122 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
9123 _profile(reloadDataWithInvocation)
9124 @synchronized (self) {
9125     UIProgressHUD *hud(loaded_ ? [self addProgressHUD] : nil);
9126     if (hud != nil)
9127         [hud setText:UCLocalize("RELOADING_DATA")];
9128
9129     [database_ yieldToSelector:@selector(reloadDataWithInvocation:) withObject:invocation];
9130
9131     size_t changes(0);
9132
9133     [essential_ removeAllObjects];
9134     [broken_ removeAllObjects];
9135
9136     _profile(reloadDataWithInvocation$Essential)
9137     NSArray *packages([database_ packages]);
9138     for (Package *package in packages) {
9139         if ([package half])
9140             [broken_ addObject:package];
9141         if ([package upgradableAndEssential:YES] && ![package ignored]) {
9142             if ([package essential] && [package installed] != nil)
9143                 [essential_ addObject:package];
9144             ++changes;
9145         }
9146     }
9147     _end
9148
9149     UITabBarItem *changesItem = [[[tabbar_ viewControllers] objectAtIndex:2] tabBarItem];
9150     if (changes != 0) {
9151         _trace();
9152         NSString *badge([[NSNumber numberWithInt:changes] stringValue]);
9153         [changesItem setBadgeValue:badge];
9154         [changesItem setAnimatedBadge:([essential_ count] > 0)];
9155         [self setApplicationIconBadgeNumber:changes];
9156     } else {
9157         _trace();
9158         [changesItem setBadgeValue:nil];
9159         [changesItem setAnimatedBadge:NO];
9160         [self setApplicationIconBadgeNumber:0];
9161     }
9162
9163     Queuing_ = false;
9164     [self _updateData];
9165
9166     if (hud != nil)
9167         [self removeProgressHUD:hud];
9168 }
9169 _end
9170
9171     PrintTimes();
9172 }
9173
9174 - (void) updateData {
9175     [self _updateData];
9176 }
9177
9178 - (void) updateDataAndLoad {
9179     [self _updateData];
9180     if ([database_ progressDelegate] == nil)
9181         [self _loaded];
9182 }
9183
9184 - (void) update_ {
9185     [database_ update];
9186     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
9187 }
9188
9189 - (void) disemulate {
9190     if (emulated_ == nil)
9191         return;
9192
9193     if ([window_ respondsToSelector:@selector(setRootViewController:)])
9194         [window_ setRootViewController:tabbar_];
9195     else {
9196         [window_ addSubview:[tabbar_ view]];
9197         [[emulated_ view] removeFromSuperview];
9198     }
9199
9200     emulated_ = nil;
9201     [window_ setUserInteractionEnabled:YES];
9202 }
9203
9204 - (void) presentModalViewController:(UIViewController *)controller force:(BOOL)force {
9205     UINavigationController *navigation([[[UINavigationController alloc] initWithRootViewController:controller] autorelease]);
9206
9207     UIViewController *parent;
9208     if (emulated_ == nil)
9209         parent = tabbar_;
9210     else if (!force)
9211         parent = emulated_;
9212     else {
9213         [self disemulate];
9214         parent = tabbar_;
9215     }
9216
9217     if (IsWildcat_)
9218         [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
9219     [parent presentModalViewController:navigation animated:YES];
9220 }
9221
9222 - (ProgressController *) invokeNewProgress:(NSInvocation *)invocation forController:(UINavigationController *)navigation withTitle:(NSString *)title {
9223     ProgressController *progress([[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease]);
9224
9225     if (navigation != nil)
9226         [navigation pushViewController:progress animated:YES];
9227     else
9228         [self presentModalViewController:progress force:YES];
9229
9230     [progress invoke:invocation withTitle:title];
9231     return progress;
9232 }
9233
9234 - (void) detachNewProgressSelector:(SEL)selector toTarget:(id)target forController:(UINavigationController *)navigation title:(NSString *)title {
9235     [self invokeNewProgress:[NSInvocation invocationWithSelector:selector forTarget:target] forController:navigation withTitle:title];
9236 }
9237
9238 - (void) repairWithInvocation:(NSInvocation *)invocation {
9239     _trace();
9240     [self invokeNewProgress:invocation forController:nil withTitle:@"REPAIRING"];
9241     _trace();
9242 }
9243
9244 - (void) repairWithSelector:(SEL)selector {
9245     [self performSelectorOnMainThread:@selector(repairWithInvocation:) withObject:[NSInvocation invocationWithSelector:selector forTarget:database_] waitUntilDone:YES];
9246 }
9247
9248 - (void) reloadData {
9249     [self reloadDataWithInvocation:nil];
9250     if ([database_ progressDelegate] == nil)
9251         [self _loaded];
9252 }
9253
9254 - (void) syncData {
9255     [self _saveConfig];
9256     [self detachNewProgressSelector:@selector(update_) toTarget:self forController:nil title:@"UPDATING_SOURCES"];
9257 }
9258
9259 - (void) addSource:(NSDictionary *) source {
9260     CydiaAddSource(source);
9261 }
9262
9263 - (void) addSource:(NSString *)href withDistribution:(NSString *)distribution andSections:(NSArray *)sections {
9264     CydiaAddSource(href, distribution, sections);
9265 }
9266
9267 - (void) addTrivialSource:(NSString *)href {
9268     CydiaAddSource(href, @"./");
9269 }
9270
9271 - (void) updateValues {
9272     Changed_ = true;
9273 }
9274
9275 - (void) resolve {
9276     pkgProblemResolver *resolver = [database_ resolver];
9277
9278     resolver->InstallProtect();
9279     if (!resolver->Resolve(true))
9280         _error->Discard();
9281 }
9282
9283 - (bool) perform {
9284     // XXX: this is a really crappy way of doing this.
9285     // like, seriously: this state machine is still broken, and cancelling this here doesn't really /fix/ that.
9286     // for one, the user can still /start/ a reloading data event while they have a queue, which is stupid
9287     // for two, this just means there is a race condition between the refresh completing and the confirmation controller appearing.
9288     if ([tabbar_ updating])
9289         [tabbar_ cancelUpdate];
9290
9291     if (![database_ prepare])
9292         return false;
9293
9294     ConfirmationController *page([[[ConfirmationController alloc] initWithDatabase:database_] autorelease]);
9295     [page setDelegate:self];
9296     UINavigationController *confirm_([[[UINavigationController alloc] initWithRootViewController:page] autorelease]);
9297
9298     if (IsWildcat_)
9299         [confirm_ setModalPresentationStyle:UIModalPresentationFormSheet];
9300     [tabbar_ presentModalViewController:confirm_ animated:YES];
9301
9302     return true;
9303 }
9304
9305 - (void) queue {
9306     @synchronized (self) {
9307         [self perform];
9308     }
9309 }
9310
9311 - (void) clearPackage:(Package *)package {
9312     @synchronized (self) {
9313         [package clear];
9314         [self resolve];
9315         [self perform];
9316     }
9317 }
9318
9319 - (void) installPackages:(NSArray *)packages {
9320     @synchronized (self) {
9321         for (Package *package in packages)
9322             [package install];
9323         [self resolve];
9324         [self perform];
9325     }
9326 }
9327
9328 - (void) installPackage:(Package *)package {
9329     @synchronized (self) {
9330         [package install];
9331         [self resolve];
9332         [self perform];
9333     }
9334 }
9335
9336 - (void) removePackage:(Package *)package {
9337     @synchronized (self) {
9338         [package remove];
9339         [self resolve];
9340         [self perform];
9341     }
9342 }
9343
9344 - (void) distUpgrade {
9345     @synchronized (self) {
9346         if (![database_ upgrade])
9347             return;
9348         [self perform];
9349     }
9350 }
9351
9352 - (void) _uicache {
9353     _trace();
9354
9355     if (UpgradeCydia_ && Finish_ > 0) {
9356         setreugid(0, 0);
9357         system("su -c /usr/bin/uicache mobile");
9358     } else {
9359         system("/usr/bin/uicache");
9360     }
9361
9362     _trace();
9363 }
9364
9365 - (void) uicache {
9366     UIProgressHUD *hud([self addProgressHUD]);
9367     [hud setText:UCLocalize("LOADING")];
9368     [self yieldToSelector:@selector(_uicache)];
9369     [self removeProgressHUD:hud];
9370 }
9371
9372 - (void) perform_ {
9373     [database_ perform];
9374     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
9375     [self performSelectorOnMainThread:@selector(uicache) withObject:nil waitUntilDone:YES];
9376 }
9377
9378 - (void) confirmWithNavigationController:(UINavigationController *)navigation {
9379     Queuing_ = false;
9380     [self lockSuspend];
9381     [self detachNewProgressSelector:@selector(perform_) toTarget:self forController:navigation title:@"RUNNING"];
9382     [self unlockSuspend];
9383 }
9384
9385 - (void) retainNetworkActivityIndicator {
9386     if (activity_++ == 0)
9387         [self setNetworkActivityIndicatorVisible:YES];
9388
9389 #if TraceLogging
9390     NSLog(@"retainNetworkActivityIndicator->%d", activity_);
9391 #endif
9392 }
9393
9394 - (void) releaseNetworkActivityIndicator {
9395     if (--activity_ == 0)
9396         [self setNetworkActivityIndicatorVisible:NO];
9397
9398 #if TraceLogging
9399     NSLog(@"releaseNetworkActivityIndicator->%d", activity_);
9400 #endif
9401
9402 }
9403
9404 - (void) cancelAndClear:(bool)clear {
9405     @synchronized (self) {
9406         if (clear) {
9407             [database_ clear];
9408             Queuing_ = false;
9409         } else {
9410             Queuing_ = true;
9411         }
9412
9413         [self _updateData];
9414     }
9415 }
9416
9417 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
9418     NSString *context([alert context]);
9419
9420     if ([context isEqualToString:@"conffile"]) {
9421         FILE *input = [database_ input];
9422         if (button == [alert cancelButtonIndex])
9423             fprintf(input, "N\n");
9424         else if (button == [alert firstOtherButtonIndex])
9425             fprintf(input, "Y\n");
9426         fflush(input);
9427
9428         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9429     } else if ([context isEqualToString:@"fixhalf"]) {
9430         if (button == [alert cancelButtonIndex]) {
9431             @synchronized (self) {
9432                 for (Package *broken in (id) broken_) {
9433                     [broken remove];
9434                     NSString *id = [broken id];
9435
9436                     _root({
9437                         unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.prerm", id] UTF8String]);
9438                         unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postrm", id] UTF8String]);
9439                         unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.preinst", id] UTF8String]);
9440                         unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postinst", id] UTF8String]);
9441                     });
9442                 }
9443
9444                 [self resolve];
9445                 [self perform];
9446             }
9447         } else if (button == [alert firstOtherButtonIndex]) {
9448             [broken_ removeAllObjects];
9449             [self _loaded];
9450         }
9451
9452         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9453     } else if ([context isEqualToString:@"upgrade"]) {
9454         if (button == [alert firstOtherButtonIndex]) {
9455             @synchronized (self) {
9456                 for (Package *essential in (id) essential_)
9457                     [essential install];
9458
9459                 [self resolve];
9460                 [self perform];
9461             }
9462         } else if (button == [alert firstOtherButtonIndex] + 1) {
9463             [self distUpgrade];
9464         } else if (button == [alert cancelButtonIndex]) {
9465             Ignored_ = YES;
9466         }
9467
9468         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9469     }
9470 }
9471
9472 - (void) system:(NSString *)command {
9473     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9474
9475     _trace();
9476     system([command UTF8String]);
9477     _trace();
9478
9479     [pool release];
9480 }
9481
9482 - (void) applicationWillSuspend {
9483     [database_ clean];
9484     [super applicationWillSuspend];
9485 }
9486
9487 - (BOOL) isSafeToSuspend {
9488     if (locked_ != 0) {
9489 #if !ForRelease
9490         NSLog(@"isSafeToSuspend: locked_ != 0");
9491 #endif
9492         return false;
9493     }
9494
9495     if ([tabbar_ modalViewController] != nil)
9496         return false;
9497
9498     // Use external process status API internally.
9499     // This is probably a really bad idea.
9500     // XXX: what is the point of this? does this solve anything at all?
9501     uint64_t status = 0;
9502     int notify_token;
9503     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
9504         notify_get_state(notify_token, &status);
9505         notify_cancel(notify_token);
9506     }
9507
9508     if (status != 0) {
9509 #if !ForRelease
9510         NSLog(@"isSafeToSuspend: status != 0");
9511 #endif
9512         return false;
9513     }
9514
9515 #if !ForRelease
9516     NSLog(@"isSafeToSuspend: -> true");
9517 #endif
9518     return true;
9519 }
9520
9521 - (void) suspendReturningToLastApp:(BOOL)returning {
9522     if ([self isSafeToSuspend])
9523         [super suspendReturningToLastApp:returning];
9524 }
9525
9526 - (void) suspend {
9527     if ([self isSafeToSuspend])
9528         [super suspend];
9529 }
9530
9531 - (void) applicationSuspend {
9532     if ([self isSafeToSuspend])
9533         [super applicationSuspend];
9534 }
9535
9536 - (void) applicationSuspend:(__GSEvent *)event {
9537     if ([self isSafeToSuspend])
9538         [super applicationSuspend:event];
9539 }
9540
9541 - (void) _animateSuspension:(BOOL)arg0 duration:(double)arg1 startTime:(double)arg2 scale:(float)arg3 {
9542     if ([self isSafeToSuspend])
9543         [super _animateSuspension:arg0 duration:arg1 startTime:arg2 scale:arg3];
9544 }
9545
9546 - (void) _setSuspended:(BOOL)value {
9547     if ([self isSafeToSuspend])
9548         [super _setSuspended:value];
9549 }
9550
9551 - (UIProgressHUD *) addProgressHUD {
9552     UIProgressHUD *hud([[[UIProgressHUD alloc] init] autorelease]);
9553     [hud setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
9554
9555     [window_ setUserInteractionEnabled:NO];
9556
9557     UIViewController *target(tabbar_);
9558     if (UIViewController *modal = [target modalViewController])
9559         target = modal;
9560
9561     [hud showInView:[target view]];
9562
9563     [self lockSuspend];
9564     return hud;
9565 }
9566
9567 - (void) removeProgressHUD:(UIProgressHUD *)hud {
9568     [self unlockSuspend];
9569     [hud hide];
9570     [hud removeFromSuperview];
9571     [window_ setUserInteractionEnabled:YES];
9572 }
9573
9574 - (CyteViewController *) pageForPackage:(NSString *)name withReferrer:(NSString *)referrer {
9575     return [[[CYPackageController alloc] initWithDatabase:database_ forPackage:name withReferrer:referrer] autorelease];
9576 }
9577
9578 - (CyteViewController *) pageForURL:(NSURL *)url forExternal:(BOOL)external withReferrer:(NSString *)referrer {
9579     NSString *scheme([[url scheme] lowercaseString]);
9580     if ([[url absoluteString] length] <= [scheme length] + 3)
9581         return nil;
9582     NSString *path([[url absoluteString] substringFromIndex:[scheme length] + 3]);
9583     NSArray *components([path componentsSeparatedByString:@"/"]);
9584
9585     if ([scheme isEqualToString:@"apptapp"] && [components count] > 0 && [[components objectAtIndex:0] isEqualToString:@"package"]) {
9586         CyteViewController *controller([self pageForPackage:[components objectAtIndex:1] withReferrer:referrer]);
9587         if (controller != nil)
9588             [controller setDelegate:self];
9589         return controller;
9590     }
9591
9592     if ([components count] < 1 || ![scheme isEqualToString:@"cydia"])
9593         return nil;
9594
9595     NSString *base([components objectAtIndex:0]);
9596
9597     CyteViewController *controller = nil;
9598
9599     if ([base isEqualToString:@"url"]) {
9600         // This kind of URL can contain slashes in the argument, so we can't parse them below.
9601         NSString *destination = [[url absoluteString] substringFromIndex:([scheme length] + [@"://" length] + [base length] + [@"/" length])];
9602         controller = [[[CydiaWebViewController alloc] initWithURL:[NSURL URLWithString:destination]] autorelease];
9603     } else if (!external && [components count] == 1) {
9604         if ([base isEqualToString:@"sources"]) {
9605             controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9606         }
9607
9608         if ([base isEqualToString:@"home"]) {
9609             controller = [[[HomeController alloc] init] autorelease];
9610         }
9611
9612         if ([base isEqualToString:@"sections"]) {
9613             controller = [[[SectionsController alloc] initWithDatabase:database_ source:nil] autorelease];
9614         }
9615
9616         if ([base isEqualToString:@"search"]) {
9617             controller = [[[SearchController alloc] initWithDatabase:database_ query:nil] autorelease];
9618         }
9619
9620         if ([base isEqualToString:@"changes"]) {
9621             controller = [[[ChangesController alloc] initWithDatabase:database_] autorelease];
9622         }
9623
9624         if ([base isEqualToString:@"installed"]) {
9625             controller = [[[InstalledController alloc] initWithDatabase:database_] autorelease];
9626         }
9627     } else if ([components count] == 2) {
9628         NSString *argument = [[components objectAtIndex:1] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
9629
9630         if ([base isEqualToString:@"package"]) {
9631             controller = [self pageForPackage:argument withReferrer:referrer];
9632         }
9633
9634         if (!external && [base isEqualToString:@"search"]) {
9635             controller = [[[SearchController alloc] initWithDatabase:database_ query:argument] autorelease];
9636         }
9637
9638         if (!external && [base isEqualToString:@"sections"]) {
9639             if ([argument isEqualToString:@"all"] || [argument isEqualToString:@"*"])
9640                 argument = nil;
9641             controller = [[[SectionController alloc] initWithDatabase:database_ source:nil section:argument] autorelease];
9642         }
9643
9644         if (!external && [base isEqualToString:@"sources"]) {
9645             if ([argument isEqualToString:@"add"]) {
9646                 controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9647                 [(SourcesController *)controller showAddSourcePrompt];
9648             } else {
9649                 Source *source([database_ sourceWithKey:argument]);
9650                 controller = [[[SectionsController alloc] initWithDatabase:database_ source:source] autorelease];
9651             }
9652         }
9653
9654         if (!external && [base isEqualToString:@"launch"]) {
9655             [self launchApplicationWithIdentifier:argument suspended:NO];
9656             return nil;
9657         }
9658     } else if (!external && [components count] == 3) {
9659         NSString *arg1 = [[components objectAtIndex:1] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
9660         NSString *arg2 = [[components objectAtIndex:2] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
9661
9662         if ([base isEqualToString:@"package"]) {
9663             if ([arg2 isEqualToString:@"settings"]) {
9664                 controller = [[[PackageSettingsController alloc] initWithDatabase:database_ package:arg1] autorelease];
9665             } else if ([arg2 isEqualToString:@"files"]) {
9666                 if (Package *package = [database_ packageWithName:arg1]) {
9667                     controller = [[[FileTable alloc] initWithDatabase:database_] autorelease];
9668                     [(FileTable *)controller setPackage:package];
9669                 }
9670             }
9671         }
9672
9673         if ([base isEqualToString:@"sections"]) {
9674             Source *source([arg1 isEqualToString:@"*"] ? nil : [database_ sourceWithKey:arg1]);
9675             NSString *section([arg2 isEqualToString:@"*"] ? nil : arg2);
9676             controller = [[[SectionController alloc] initWithDatabase:database_ source:source section:section] autorelease];
9677         }
9678     }
9679
9680     [controller setDelegate:self];
9681     return controller;
9682 }
9683
9684 - (BOOL) openCydiaURL:(NSURL *)url forExternal:(BOOL)external {
9685     CyteViewController *page([self pageForURL:url forExternal:external withReferrer:nil]);
9686
9687     if (page != nil)
9688         [tabbar_ setUnselectedViewController:page];
9689
9690     return page != nil;
9691 }
9692
9693 - (void) applicationOpenURL:(NSURL *)url {
9694     [super applicationOpenURL:url];
9695
9696     if (!loaded_)
9697         starturl_ = url;
9698     else
9699         [self openCydiaURL:url forExternal:YES];
9700 }
9701
9702 - (void) applicationWillResignActive:(UIApplication *)application {
9703     // Stop refreshing if you get a phone call or lock the device.
9704     if ([tabbar_ updating])
9705         [tabbar_ cancelUpdate];
9706
9707     if ([[self superclass] instancesRespondToSelector:@selector(applicationWillResignActive:)])
9708         [super applicationWillResignActive:application];
9709 }
9710
9711 - (void) saveState {
9712     [Metadata_ setObject:[tabbar_ navigationURLCollection] forKey:@"InterfaceState"];
9713     [Metadata_ setObject:[NSDate date] forKey:@"LastClosed"];
9714     [Metadata_ setObject:[NSNumber numberWithInt:[tabbar_ selectedIndex]] forKey:@"InterfaceIndex"];
9715     Changed_ = true;
9716
9717     [self _saveConfig];
9718 }
9719
9720 - (void) applicationWillTerminate:(UIApplication *)application {
9721     [self saveState];
9722 }
9723
9724 - (void) applicationDidEnterBackground:(UIApplication *)application {
9725     if (kCFCoreFoundationVersionNumber < 1000 && [self isSafeToSuspend])
9726         return [self terminateWithSuccess];
9727     [self saveState];
9728 }
9729
9730 - (void) applicationWillEnterForeground:(UIApplication *)application {
9731     NSDate *closed = [Metadata_ objectForKey:@"LastClosed"];
9732     if (closed == nil)
9733         return;
9734
9735     NSTimeInterval interval([closed timeIntervalSinceNow]);
9736
9737     if (interval <= -(30*60)) {
9738         [tabbar_ setSelectedIndex:0];
9739         [[[tabbar_ viewControllers] objectAtIndex:0] popToRootViewControllerAnimated:NO];
9740     }
9741
9742     if (interval <= -(15*60)) {
9743         if (IsReachable("cydia.saurik.com")) {
9744             [tabbar_ beginUpdate];
9745             [appcache_ reloadURLWithCache:YES];
9746         }
9747     }
9748 }
9749
9750 - (void) setConfigurationData:(NSString *)data {
9751     static RegEx conffile_r("'(.*)' '(.*)' ([01]) ([01])");
9752
9753     if (!conffile_r(data)) {
9754         lprintf("E:invalid conffile\n");
9755         return;
9756     }
9757
9758     NSString *ofile = conffile_r[1];
9759     //NSString *nfile = conffile_r[2];
9760
9761     UIAlertView *alert = [[[UIAlertView alloc]
9762         initWithTitle:UCLocalize("CONFIGURATION_UPGRADE")
9763         message:[NSString stringWithFormat:@"%@\n\n%@", UCLocalize("CONFIGURATION_UPGRADE_EX"), ofile]
9764         delegate:self
9765         cancelButtonTitle:UCLocalize("KEEP_OLD_COPY")
9766         otherButtonTitles:
9767             UCLocalize("ACCEPT_NEW_COPY"),
9768             // XXX: UCLocalize("SEE_WHAT_CHANGED"),
9769         nil
9770     ] autorelease];
9771
9772     [alert setContext:@"conffile"];
9773     [alert setNumberOfRows:2];
9774     [alert show];
9775 }
9776
9777 - (void) addStashController {
9778     [self lockSuspend];
9779     stash_ = [[[StashController alloc] init] autorelease];
9780     [window_ addSubview:[stash_ view]];
9781 }
9782
9783 - (void) removeStashController {
9784     [[stash_ view] removeFromSuperview];
9785     stash_ = nil;
9786     [self unlockSuspend];
9787 }
9788
9789 - (void) stash {
9790     [[UIApplication sharedApplication] setStatusBarStyle:UIStatusBarStyleBlackOpaque];
9791     UpdateExternalStatus(1);
9792     [self yieldToSelector:@selector(system:) withObject:@"/usr/libexec/cydia/cydo /usr/libexec/cydia/free.sh"];
9793     UpdateExternalStatus(0);
9794
9795     [self removeStashController];
9796
9797     pid_t pid(ExecFork());
9798     if (pid == 0) {
9799         execlp("launchctl", "launchctl", "stop", "com.apple.SpringBoard", NULL);
9800         perror("launchctl stop");
9801
9802         exit(0);
9803     } ReapZombie(pid);
9804 }
9805
9806 - (void) setupViewControllers {
9807     tabbar_ = [[[CydiaTabBarController alloc] initWithDatabase:database_] autorelease];
9808
9809     NSMutableArray *items;
9810     if (kCFCoreFoundationVersionNumber < 800) {
9811         items = [NSMutableArray arrayWithObjects:
9812             [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage imageNamed:@"home.png"] tag:0] autorelease],
9813             [[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage imageNamed:@"install.png"] tag:0] autorelease],
9814             [[[UITabBarItem alloc] initWithTitle:UCLocalize("CHANGES") image:[UIImage imageNamed:@"changes.png"] tag:0] autorelease],
9815             [[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage imageNamed:@"manage.png"] tag:0] autorelease],
9816             [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage imageNamed:@"search.png"] tag:0] autorelease],
9817         nil];
9818     } else {
9819         items = [NSMutableArray arrayWithObjects:
9820             [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage imageNamed:@"home7.png"] selectedImage:[UIImage imageNamed:@"home7s.png"]] autorelease],
9821             [[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage imageNamed:@"install7.png"] selectedImage:[UIImage imageNamed:@"install7s.png"]] autorelease],
9822             [[[UITabBarItem alloc] initWithTitle:UCLocalize("CHANGES") image:[UIImage imageNamed:@"changes7.png"] selectedImage:[UIImage imageNamed:@"changes7s.png"]] autorelease],
9823             [[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage imageNamed:@"manage7.png"] selectedImage:[UIImage imageNamed:@"manage7s.png"]] autorelease],
9824             [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage imageNamed:@"search7.png"] selectedImage:[UIImage imageNamed:@"search7s.png"]] autorelease],
9825         nil];
9826     }
9827
9828     NSMutableArray *controllers([NSMutableArray array]);
9829     for (UITabBarItem *item in items) {
9830         UINavigationController *controller([[[UINavigationController alloc] init] autorelease]);
9831         [controller setTabBarItem:item];
9832         [controllers addObject:controller];
9833     }
9834     [tabbar_ setViewControllers:controllers];
9835
9836     [tabbar_ setUpdateDelegate:self];
9837 }
9838
9839 - (void) _sendMemoryWarningNotification {
9840     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: maybe 4_0?
9841         [[NSNotificationCenter defaultCenter] postNotificationName:@"UIApplicationMemoryWarningNotification" object:[UIApplication sharedApplication]];
9842     else
9843         [[NSNotificationCenter defaultCenter] postNotificationName:@"UIApplicationDidReceiveMemoryWarningNotification" object:[UIApplication sharedApplication]];
9844 }
9845
9846 - (void) _sendMemoryWarningNotifications {
9847     while (true) {
9848         [self performSelectorOnMainThread:@selector(_sendMemoryWarningNotification) withObject:nil waitUntilDone:NO];
9849         sleep(2);
9850         //usleep(2000000);
9851     }
9852 }
9853
9854 - (void) applicationDidReceiveMemoryWarning:(UIApplication *)application {
9855     NSLog(@"--");
9856     [[NSURLCache sharedURLCache] removeAllCachedResponses];
9857 }
9858
9859 - (void) applicationDidFinishLaunching:(id)unused {
9860     //[NSThread detachNewThreadSelector:@selector(_sendMemoryWarningNotifications) toTarget:self withObject:nil];
9861
9862 _trace();
9863     if ([self respondsToSelector:@selector(setApplicationSupportsShakeToEdit:)])
9864         [self setApplicationSupportsShakeToEdit:NO];
9865
9866     @synchronized (HostConfig_) {
9867         [BridgedHosts_ addObject:[[NSURL URLWithString:CydiaURL(@"")] host]];
9868     }
9869
9870     [NSURLCache setSharedURLCache:[[[CYURLCache alloc]
9871         initWithMemoryCapacity:524288
9872         diskCapacity:10485760
9873         diskPath:Cache("SDURLCache")
9874     ] autorelease]];
9875
9876     [CydiaWebViewController _initialize];
9877
9878     [NSURLProtocol registerClass:[CydiaURLProtocol class]];
9879
9880     // this would disallow http{,s} URLs from accessing this data
9881     //[WebView registerURLSchemeAsLocal:@"cydia"];
9882
9883     Font12_ = [UIFont systemFontOfSize:12];
9884     Font12Bold_ = [UIFont boldSystemFontOfSize:12];
9885     Font14_ = [UIFont systemFontOfSize:14];
9886     Font18_ = [UIFont systemFontOfSize:18];
9887     Font18Bold_ = [UIFont boldSystemFontOfSize:18];
9888     Font22Bold_ = [UIFont boldSystemFontOfSize:22];
9889
9890     essential_ = [NSMutableArray arrayWithCapacity:4];
9891     broken_ = [NSMutableArray arrayWithCapacity:4];
9892
9893     // XXX: I really need this thing... like, seriously... I'm sorry
9894     appcache_ = [[[AppCacheController alloc] initWithURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/appcache/", UI_]]] autorelease];
9895     [appcache_ reloadData];
9896
9897     window_ = [[[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]] autorelease];
9898     [window_ orderFront:self];
9899     [window_ makeKey:self];
9900     [window_ setHidden:NO];
9901
9902     if (false) stash: {
9903         [self addStashController];
9904         // XXX: this would be much cleaner as a yieldToSelector:
9905         // that way the removeStashController could happen right here inline
9906         // we also could no longer require the useless stash_ field anymore
9907         [self performSelector:@selector(stash) withObject:nil afterDelay:0];
9908         return;
9909     }
9910
9911     struct stat root;
9912     int error(stat("/", &root));
9913     _assert(error != -1);
9914
9915     #define Stash_(path) do { \
9916         struct stat folder; \
9917         int error(lstat((path), &folder)); \
9918         if (error != -1 && ( \
9919             folder.st_dev == root.st_dev && \
9920             S_ISDIR(folder.st_mode) \
9921         ) || error == -1 && ( \
9922             errno == ENOENT || \
9923             errno == ENOTDIR \
9924         )) goto stash; \
9925     } while (false)
9926
9927     Stash_("/Applications");
9928     Stash_("/Library/Ringtones");
9929     Stash_("/Library/Wallpaper");
9930     //Stash_("/usr/bin");
9931     Stash_("/usr/include");
9932     Stash_("/usr/share");
9933     //Stash_("/var/lib");
9934
9935     database_ = [Database sharedInstance];
9936     [database_ setDelegate:self];
9937
9938     [window_ setUserInteractionEnabled:NO];
9939     [self setupViewControllers];
9940
9941     CydiaLoadingViewController *loading([[[CydiaLoadingViewController alloc] init] autorelease]);
9942     UINavigationController *navigation([[[UINavigationController alloc] init] autorelease]);
9943     [navigation setViewControllers:[NSArray arrayWithObject:loading]];
9944
9945     emulated_ = [[[CyteTabBarController alloc] init] autorelease];
9946     [emulated_ setViewControllers:[NSArray arrayWithObject:navigation]];
9947     [emulated_ setSelectedIndex:0];
9948
9949     if ([emulated_ respondsToSelector:@selector(concealTabBarSelection)])
9950         [emulated_ concealTabBarSelection];
9951
9952     if ([window_ respondsToSelector:@selector(setRootViewController:)])
9953         [window_ setRootViewController:emulated_];
9954     else
9955         [window_ addSubview:[emulated_ view]];
9956
9957     [self performSelector:@selector(loadData) withObject:nil afterDelay:0];
9958 _trace();
9959 }
9960
9961 - (NSArray *) defaultStartPages {
9962     NSMutableArray *standard = [NSMutableArray array];
9963     [standard addObject:[NSArray arrayWithObject:@"cydia://home"]];
9964     [standard addObject:[NSArray arrayWithObject:@"cydia://sources"]];
9965     [standard addObject:[NSArray arrayWithObject:@"cydia://changes"]];
9966     [standard addObject:[NSArray arrayWithObject:@"cydia://installed"]];
9967     [standard addObject:[NSArray arrayWithObject:@"cydia://search"]];
9968     return standard;
9969 }
9970
9971 - (void) loadData {
9972 _trace();
9973     if ([emulated_ modalViewController] != nil)
9974         [emulated_ dismissModalViewControllerAnimated:YES];
9975     [window_ setUserInteractionEnabled:NO];
9976
9977     [self reloadDataWithInvocation:nil];
9978     [self refreshIfPossible];
9979     [self disemulate];
9980
9981     int savedIndex = [[Metadata_ objectForKey:@"InterfaceIndex"] intValue];
9982     NSArray *saved = [[[Metadata_ objectForKey:@"InterfaceState"] mutableCopy] autorelease];
9983     int standardIndex = 0;
9984     NSArray *standard = [self defaultStartPages];
9985
9986     BOOL valid = YES;
9987
9988     if (saved == nil)
9989         valid = NO;
9990
9991     NSDate *closed = [Metadata_ objectForKey:@"LastClosed"];
9992     if (valid && closed != nil) {
9993         NSTimeInterval interval([closed timeIntervalSinceNow]);
9994         if (interval <= -(30*60))
9995             valid = NO;
9996     }
9997
9998     if (valid && [saved count] != [standard count])
9999         valid = NO;
10000
10001     if (valid) {
10002         for (unsigned int i = 0; i < [standard count]; i++) {
10003             NSArray *std = [standard objectAtIndex:i], *sav = [saved objectAtIndex:i];
10004             // XXX: The "hasPrefix" sanity check here could be, in theory, fooled,
10005             //      but it's good enough for now.
10006             if ([sav count] == 0 || ![[sav objectAtIndex:0] hasPrefix:[std objectAtIndex:0]]) {
10007                 valid = NO;
10008                 break;
10009             }
10010         }
10011     }
10012
10013     NSArray *items = nil;
10014     if (valid) {
10015         [tabbar_ setSelectedIndex:savedIndex];
10016         items = saved;
10017     } else {
10018         [tabbar_ setSelectedIndex:standardIndex];
10019         items = standard;
10020     }
10021
10022     for (unsigned int tab = 0; tab < [[tabbar_ viewControllers] count]; tab++) {
10023         NSArray *stack = [items objectAtIndex:tab];
10024         UINavigationController *navigation = [[tabbar_ viewControllers] objectAtIndex:tab];
10025         NSMutableArray *current = [NSMutableArray array];
10026
10027         for (unsigned int nav = 0; nav < [stack count]; nav++) {
10028             NSString *addr = [stack objectAtIndex:nav];
10029             NSURL *url = [NSURL URLWithString:addr];
10030             CyteViewController *page = [self pageForURL:url forExternal:NO withReferrer:nil];
10031             if (page != nil)
10032                 [current addObject:page];
10033         }
10034
10035         [navigation setViewControllers:current];
10036     }
10037
10038     // (Try to) show the startup URL.
10039     if (starturl_ != nil) {
10040         [self openCydiaURL:starturl_ forExternal:YES];
10041         starturl_ = nil;
10042     }
10043 }
10044
10045 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item {
10046     if (item != nil && IsWildcat_) {
10047         [sheet showFromBarButtonItem:item animated:YES];
10048     } else {
10049         [sheet showInView:window_];
10050     }
10051 }
10052
10053 - (void) addProgressEvent:(CydiaProgressEvent *)event forTask:(NSString *)task {
10054     id<ProgressDelegate> progress([database_ progressDelegate] ?: [self invokeNewProgress:nil forController:nil withTitle:task]);
10055     [progress setTitle:task];
10056     [progress addProgressEvent:event];
10057 }
10058
10059 - (void) addProgressEventForTask:(NSArray *)data {
10060     CydiaProgressEvent *event([data objectAtIndex:0]);
10061     NSString *task([data count] < 2 ? nil : [data objectAtIndex:1]);
10062     [self addProgressEvent:event forTask:task];
10063 }
10064
10065 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task {
10066     [self performSelectorOnMainThread:@selector(addProgressEventForTask:) withObject:[NSArray arrayWithObjects:event, task, nil] waitUntilDone:YES];
10067 }
10068
10069 @end
10070
10071 /*IMP alloc_;
10072 id Alloc_(id self, SEL selector) {
10073     id object = alloc_(self, selector);
10074     lprintf("[%s]A-%p\n", self->isa->name, object);
10075     return object;
10076 }*/
10077
10078 /*IMP dealloc_;
10079 id Dealloc_(id self, SEL selector) {
10080     id object = dealloc_(self, selector);
10081     lprintf("[%s]D-%p\n", self->isa->name, object);
10082     return object;
10083 }*/
10084
10085 Class $NSURLConnection;
10086
10087 MSHook(id, NSURLConnection$init$, NSURLConnection *self, SEL _cmd, NSURLRequest *request, id delegate, BOOL usesCache, int64_t maxContentLength, BOOL startImmediately, NSDictionary *connectionProperties) {
10088     NSMutableURLRequest *copy([[request mutableCopy] autorelease]);
10089
10090     NSURL *url([copy URL]);
10091
10092     NSString *host([url host]);
10093     NSString *scheme([[url scheme] lowercaseString]);
10094
10095     NSString *compound([NSString stringWithFormat:@"%@:%@", scheme, host]);
10096
10097     @synchronized (HostConfig_) {
10098         if ([copy respondsToSelector:@selector(setHTTPShouldUsePipelining:)])
10099             if ([PipelinedHosts_ containsObject:host] || [PipelinedHosts_ containsObject:compound])
10100                 [copy setHTTPShouldUsePipelining:YES];
10101
10102         if (NSString *control = [copy valueForHTTPHeaderField:@"Cache-Control"])
10103             if ([control isEqualToString:@"max-age=0"])
10104                 if ([CachedURLs_ containsObject:url]) {
10105 #if !ForRelease
10106                     NSLog(@"~~~: %@", url);
10107 #endif
10108
10109                     [copy setCachePolicy:NSURLRequestReturnCacheDataDontLoad];
10110
10111                     [copy setValue:nil forHTTPHeaderField:@"Cache-Control"];
10112                     [copy setValue:nil forHTTPHeaderField:@"If-Modified-Since"];
10113                     [copy setValue:nil forHTTPHeaderField:@"If-None-Match"];
10114                 }
10115     }
10116
10117     if ((self = _NSURLConnection$init$(self, _cmd, copy, delegate, usesCache, maxContentLength, startImmediately, connectionProperties)) != nil) {
10118     } return self;
10119 }
10120
10121 Class $WAKWindow;
10122
10123 static CGSize $WAKWindow$screenSize(WAKWindow *self, SEL _cmd) {
10124     CGSize size([[UIScreen mainScreen] bounds].size);
10125     /*if ([$WAKWindow respondsToSelector:@selector(hasLandscapeOrientation)])
10126         if ([$WAKWindow hasLandscapeOrientation])
10127             std::swap(size.width, size.height);*/
10128     return size;
10129 }
10130
10131 Class $NSUserDefaults;
10132
10133 MSHook(id, NSUserDefaults$objectForKey$, NSUserDefaults *self, SEL _cmd, NSString *key) {
10134     if ([key respondsToSelector:@selector(isEqualToString:)] && [key isEqualToString:@"WebKitLocalStorageDatabasePathPreferenceKey"])
10135         return Cache("LocalStorage");
10136     return _NSUserDefaults$objectForKey$(self, _cmd, key);
10137 }
10138
10139 int main(int argc, char *argv[]) {
10140     setreugid(501, 501);
10141
10142     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
10143
10144     _trace();
10145
10146     UpdateExternalStatus(0);
10147
10148     UIScreen *screen([UIScreen mainScreen]);
10149     if ([screen respondsToSelector:@selector(scale)])
10150         ScreenScale_ = [screen scale];
10151     else
10152         ScreenScale_ = 1;
10153
10154     UIDevice *device([UIDevice currentDevice]);
10155     if ([device respondsToSelector:@selector(userInterfaceIdiom)]) {
10156         UIUserInterfaceIdiom idiom([device userInterfaceIdiom]);
10157         if (idiom == UIUserInterfaceIdiomPad)
10158             IsWildcat_ = true;
10159     }
10160
10161     Idiom_ = IsWildcat_ ? @"ipad" : @"iphone";
10162
10163     RegEx pattern("([0-9]+\\.[0-9]+).*");
10164
10165     if (pattern([device systemVersion]))
10166         Firmware_ = pattern[1];
10167     if (pattern(Cydia_))
10168         Major_ = pattern[1];
10169
10170     SessionData_ = [NSMutableDictionary dictionaryWithCapacity:4];
10171
10172     HostConfig_ = [[[NSObject alloc] init] autorelease];
10173     @synchronized (HostConfig_) {
10174         BridgedHosts_ = [NSMutableSet setWithCapacity:4];
10175         TokenHosts_ = [NSMutableSet setWithCapacity:4];
10176         InsecureHosts_ = [NSMutableSet setWithCapacity:4];
10177         PipelinedHosts_ = [NSMutableSet setWithCapacity:4];
10178         CachedURLs_ = [NSMutableSet setWithCapacity:32];
10179     }
10180
10181     NSString *ui(@"ui/ios");
10182     if (Idiom_ != nil)
10183         ui = [ui stringByAppendingString:[NSString stringWithFormat:@"~%@", Idiom_]];
10184     ui = [ui stringByAppendingString:[NSString stringWithFormat:@"/%@", Major_]];
10185     UI_ = CydiaURL(ui);
10186
10187     PackageName = reinterpret_cast<CYString &(*)(Package *, SEL)>(method_getImplementation(class_getInstanceMethod([Package class], @selector(cyname))));
10188
10189     /* Library Hacks {{{ */
10190     class_addMethod(objc_getClass("DOMNodeList"), @selector(countByEnumeratingWithState:objects:count:), (IMP) &DOMNodeList$countByEnumeratingWithState$objects$count$, "I20@0:4^{NSFastEnumerationState}8^@12I16");
10191
10192     $WAKWindow = objc_getClass("WAKWindow");
10193     if ($WAKWindow != NULL)
10194         if (Method method = class_getInstanceMethod($WAKWindow, @selector(screenSize)))
10195             method_setImplementation(method, (IMP) &$WAKWindow$screenSize);
10196
10197     $NSURLConnection = objc_getClass("NSURLConnection");
10198     Method NSURLConnection$init$(class_getInstanceMethod($NSURLConnection, @selector(_initWithRequest:delegate:usesCache:maxContentLength:startImmediately:connectionProperties:)));
10199     if (NSURLConnection$init$ != NULL) {
10200         _NSURLConnection$init$ = reinterpret_cast<id (*)(NSURLConnection *, SEL, NSURLRequest *, id, BOOL, int64_t, BOOL, NSDictionary *)>(method_getImplementation(NSURLConnection$init$));
10201         method_setImplementation(NSURLConnection$init$, reinterpret_cast<IMP>(&$NSURLConnection$init$));
10202     }
10203
10204     $NSUserDefaults = objc_getClass("NSUserDefaults");
10205     Method NSUserDefaults$objectForKey$(class_getInstanceMethod($NSUserDefaults, @selector(objectForKey:)));
10206     if (NSUserDefaults$objectForKey$ != NULL) {
10207         _NSUserDefaults$objectForKey$ = reinterpret_cast<id (*)(NSUserDefaults *, SEL, NSString *)>(method_getImplementation(NSUserDefaults$objectForKey$));
10208         method_setImplementation(NSUserDefaults$objectForKey$, reinterpret_cast<IMP>(&$NSUserDefaults$objectForKey$));
10209     }
10210     /* }}} */
10211     /* Set Locale {{{ */
10212     Locale_ = CFLocaleCopyCurrent();
10213     Languages_ = [NSLocale preferredLanguages];
10214
10215     //CFStringRef locale(CFLocaleGetIdentifier(Locale_));
10216     //NSLog(@"%@", [Languages_ description]);
10217
10218     const char *lang;
10219     if (Locale_ != NULL)
10220         lang = [(NSString *) CFLocaleGetIdentifier(Locale_) UTF8String];
10221     else if (Languages_ != nil && [Languages_ count] != 0)
10222         lang = [[Languages_ objectAtIndex:0] UTF8String];
10223     else
10224         // XXX: consider just setting to C and then falling through?
10225         lang = NULL;
10226
10227     if (lang != NULL) {
10228         RegEx pattern("([a-z][a-z])(?:-[A-Za-z]*)?(_[A-Z][A-Z])?");
10229         lang = !pattern(lang) ? NULL : [pattern->*@"%1$@%2$@" UTF8String];
10230     }
10231
10232     NSLog(@"Setting Language: %s", lang);
10233
10234     if (lang != NULL) {
10235         setenv("LANG", lang, true);
10236         std::setlocale(LC_ALL, lang);
10237     }
10238     /* }}} */
10239     /* Index Collation {{{ */
10240     if (Class $UILocalizedIndexedCollation = objc_getClass("UILocalizedIndexedCollation")) { @try {
10241         NSBundle *bundle([NSBundle bundleForClass:$UILocalizedIndexedCollation]);
10242         NSString *path([bundle pathForResource:@"UITableViewLocalizedSectionIndex" ofType:@"plist"]);
10243         //path = @"/System/Library/Frameworks/UIKit.framework/.lproj/UITableViewLocalizedSectionIndex.plist";
10244         NSDictionary *dictionary([NSDictionary dictionaryWithContentsOfFile:path]);
10245         _H<UILocalizedIndexedCollation> collation([[[$UILocalizedIndexedCollation alloc] initWithDictionary:dictionary] autorelease]);
10246
10247         CollationLocale_ = MSHookIvar<NSLocale *>(collation, "_locale");
10248
10249         if (kCFCoreFoundationVersionNumber >= 800 && [[CollationLocale_ localeIdentifier] isEqualToString:@"zh@collation=stroke"]) {
10250             CollationThumbs_ = [NSArray arrayWithObjects:@"1",@"•",@"4",@"•",@"7",@"•",@"10",@"•",@"13",@"•",@"16",@"•",@"19",@"A",@"•",@"E",@"•",@"I",@"•",@"M",@"•",@"R",@"•",@"V",@"•",@"Z",@"#",nil];
10251             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})
10252                 CollationOffset_.push_back(offset);
10253             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];
10254             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];
10255         } else {
10256
10257         CollationThumbs_ = [collation sectionIndexTitles];
10258         for (size_t index(0), end([CollationThumbs_ count]); index != end; ++index)
10259             CollationOffset_.push_back([collation sectionForSectionIndexTitleAtIndex:index]);
10260
10261         CollationTitles_ = [collation sectionTitles];
10262         CollationStarts_ = MSHookIvar<NSArray *>(collation, "_sectionStartStrings");
10263
10264         NSString *&transform(MSHookIvar<NSString *>(collation, "_transform"));
10265         if (&transform != NULL && transform != nil) {
10266             /*if ([collation respondsToSelector:@selector(transformedCollationStringForString:)])
10267                 CollationModify_ = [=](NSString *value) { return [collation transformedCollationStringForString:value]; };*/
10268             const UChar *uid(reinterpret_cast<const UChar *>([transform cStringUsingEncoding:NSUnicodeStringEncoding]));
10269             UErrorCode code(U_ZERO_ERROR);
10270             CollationTransl_ = utrans_openU(uid, -1, UTRANS_FORWARD, NULL, 0, NULL, &code);
10271             if (!U_SUCCESS(code))
10272                 NSLog(@"%s", u_errorName(code));
10273         }
10274
10275         }
10276     } @catch (NSException *e) {
10277         NSLog(@"%@", e);
10278         goto hard;
10279     } } else hard: {
10280         CollationLocale_ = [[[NSLocale alloc] initWithLocaleIdentifier:@"en@collation=dictionary"] autorelease];
10281
10282         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];
10283         for (NSInteger offset(0); offset != 28; ++offset)
10284             CollationOffset_.push_back(offset);
10285
10286         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];
10287         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];
10288     }
10289     /* }}} */
10290     /* Parse Arguments {{{ */
10291     bool substrate(false);
10292
10293     if (argc != 0) {
10294         char **args(argv);
10295         int arge(1);
10296
10297         for (int argi(1); argi != argc; ++argi)
10298             if (strcmp(argv[argi], "--") == 0) {
10299                 arge = argi;
10300                 argv[argi] = argv[0];
10301                 argv += argi;
10302                 argc -= argi;
10303                 break;
10304             }
10305
10306         for (int argi(1); argi != arge; ++argi)
10307             if (strcmp(args[argi], "--substrate") == 0)
10308                 substrate = true;
10309             else
10310                 fprintf(stderr, "unknown argument: %s\n", args[argi]);
10311     }
10312     /* }}} */
10313
10314     App_ = [[NSBundle mainBundle] bundlePath];
10315     Advanced_ = YES;
10316
10317     Cache_ = [[NSString stringWithFormat:@"%@/Library/Caches/com.saurik.Cydia", @"/var/mobile"] retain];
10318
10319     /*Method alloc = class_getClassMethod([NSObject class], @selector(alloc));
10320     alloc_ = alloc->method_imp;
10321     alloc->method_imp = (IMP) &Alloc_;*/
10322
10323     /*Method dealloc = class_getClassMethod([NSObject class], @selector(dealloc));
10324     dealloc_ = dealloc->method_imp;
10325     dealloc->method_imp = (IMP) &Dealloc_;*/
10326
10327     void *gestalt(dlopen("/usr/lib/libMobileGestalt.dylib", RTLD_GLOBAL | RTLD_LAZY));
10328     $MGCopyAnswer = reinterpret_cast<CFStringRef (*)(CFStringRef)>(dlsym(gestalt, "MGCopyAnswer"));
10329
10330     /* System Information {{{ */
10331     size_t size;
10332
10333     int maxproc;
10334     size = sizeof(maxproc);
10335     if (sysctlbyname("kern.maxproc", &maxproc, &size, NULL, 0) == -1)
10336         perror("sysctlbyname(\"kern.maxproc\", ?)");
10337     else if (maxproc < 64) {
10338         maxproc = 64;
10339         if (sysctlbyname("kern.maxproc", NULL, NULL, &maxproc, sizeof(maxproc)) == -1)
10340             perror("sysctlbyname(\"kern.maxproc\", #)");
10341     }
10342
10343     sysctlbyname("kern.osversion", NULL, &size, NULL, 0);
10344     char *osversion = new char[size];
10345     if (sysctlbyname("kern.osversion", osversion, &size, NULL, 0) == -1)
10346         perror("sysctlbyname(\"kern.osversion\", ?)");
10347     else
10348         System_ = [NSString stringWithUTF8String:osversion];
10349
10350     sysctlbyname("hw.machine", NULL, &size, NULL, 0);
10351     char *machine = new char[size];
10352     if (sysctlbyname("hw.machine", machine, &size, NULL, 0) == -1)
10353         perror("sysctlbyname(\"hw.machine\", ?)");
10354     else
10355         Machine_ = machine;
10356
10357     int64_t usermem(0);
10358     size = sizeof(usermem);
10359     if (sysctlbyname("hw.usermem", &usermem, &size, NULL, 0) == -1)
10360         usermem = 0;
10361
10362     SerialNumber_ = (NSString *) CYIOGetValue("IOService:/", @"IOPlatformSerialNumber");
10363     ChipID_ = [CYHex((NSData *) CYIOGetValue("IODeviceTree:/chosen", @"unique-chip-id"), true) uppercaseString];
10364     BBSNum_ = CYHex((NSData *) CYIOGetValue("IOService:/AppleARMPE/baseband", @"snum"), false);
10365
10366     UniqueID_ = UniqueIdentifier(device);
10367
10368     if (NSDictionary *info = [NSDictionary dictionaryWithContentsOfFile:@"/Applications/MobileSafari.app/Info.plist"]) {
10369         Product_ = [info objectForKey:@"SafariProductVersion"];
10370         Safari_ = [info objectForKey:@"CFBundleVersion"];
10371     }
10372
10373     NSString *agent([NSString stringWithFormat:@"Cydia/%@ CyF/%.2f", Cydia_, kCFCoreFoundationVersionNumber]);
10374
10375     if (RegEx match = RegEx("([0-9]+(\\.[0-9]+)+).*", Safari_))
10376         agent = [NSString stringWithFormat:@"Safari/%@ %@", match[1], agent];
10377     if (RegEx match = RegEx("([0-9]+[A-Z][0-9]+[a-z]?).*", System_))
10378         agent = [NSString stringWithFormat:@"Mobile/%@ %@", match[1], agent];
10379     if (RegEx match = RegEx("([0-9]+(\\.[0-9]+)+).*", Product_))
10380         agent = [NSString stringWithFormat:@"Version/%@ %@", match[1], agent];
10381
10382     UserAgent_ = agent;
10383     /* }}} */
10384     /* Load Database {{{ */
10385     _trace();
10386     Metadata_ = [[[NSMutableDictionary alloc] initWithContentsOfFile:@"/var/lib/cydia/metadata.plist"] autorelease];
10387     _trace();
10388     SectionMap_ = [[[NSDictionary alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"Sections" ofType:@"plist"]] autorelease];
10389
10390     if (Metadata_ == NULL)
10391         Metadata_ = [NSMutableDictionary dictionaryWithCapacity:2];
10392     else {
10393         Settings_ = [Metadata_ objectForKey:@"Settings"];
10394
10395         Packages_ = [Metadata_ objectForKey:@"Packages"];
10396
10397         Values_ = [Metadata_ objectForKey:@"Values"];
10398         Sections_ = [Metadata_ objectForKey:@"Sections"];
10399         Sources_ = [Metadata_ objectForKey:@"Sources"];
10400
10401         Token_ = [Metadata_ objectForKey:@"Token"];
10402
10403         Version_ = [Metadata_ objectForKey:@"Version"];
10404     }
10405
10406     if (Values_ == nil) {
10407         Values_ = [[[NSMutableDictionary alloc] initWithCapacity:4] autorelease];
10408         [Metadata_ setObject:Values_ forKey:@"Values"];
10409     }
10410
10411     if (Sections_ == nil) {
10412         Sections_ = [[[NSMutableDictionary alloc] initWithCapacity:32] autorelease];
10413         [Metadata_ setObject:Sections_ forKey:@"Sections"];
10414     }
10415
10416     if (Sources_ == nil) {
10417         Sources_ = [[[NSMutableDictionary alloc] initWithCapacity:0] autorelease];
10418         [Metadata_ setObject:Sources_ forKey:@"Sources"];
10419     }
10420
10421     if (Version_ == nil) {
10422         Version_ = [NSNumber numberWithUnsignedInt:0];
10423         [Metadata_ setObject:Version_ forKey:@"Version"];
10424     }
10425
10426     if ([Version_ unsignedIntValue] == 0) {
10427         CydiaAddSource(@"http://apt.thebigboss.org/repofiles/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10428         CydiaAddSource(@"http://apt.modmyi.com/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10429         CydiaAddSource(@"http://cydia.zodttd.com/repo/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10430         CydiaAddSource(@"http://repo666.ultrasn0w.com/", @"./");
10431
10432         Version_ = [NSNumber numberWithUnsignedInt:1];
10433         [Metadata_ setObject:Version_ forKey:@"Version"];
10434
10435         [Metadata_ removeObjectForKey:@"LastUpdate"];
10436
10437         Changed_ = true;
10438     }
10439
10440     _H<NSMutableArray> broken([NSMutableArray array]);
10441     for (NSString *key in (id) Sources_)
10442         if ([key rangeOfCharacterFromSet:[NSCharacterSet characterSetWithCharactersInString:@"# "]].location != NSNotFound)
10443             [broken addObject:key];
10444     if ([broken count] != 0) {
10445         for (NSString *key in (id) broken)
10446             [Sources_ removeObjectForKey:key];
10447         Changed_ = true;
10448     } broken = nil;
10449     /* }}} */
10450
10451     _root(CydiaWriteSources());
10452
10453     _trace();
10454     mkdir("/var/mobile/Library/Cydia", 0755);
10455     MetaFile_.Open("/var/mobile/Library/Cydia/metadata.cb0");
10456     _trace();
10457
10458     if (Packages_ != nil) {
10459         bool fail(false);
10460         CFDictionaryApplyFunction((CFDictionaryRef) Packages_, &PackageImport, &fail);
10461         _trace();
10462
10463         if (!fail) {
10464             [Metadata_ removeObjectForKey:@"Packages"];
10465             Packages_ = nil;
10466             Changed_ = true;
10467         }
10468     }
10469
10470     Finishes_ = [NSArray arrayWithObjects:@"return", @"reopen", @"restart", @"reload", @"reboot", nil];
10471
10472 #define MobileSubstrate_(name) \
10473     if (substrate && access("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", F_OK) == 0) { \
10474         void *handle(dlopen("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", RTLD_LAZY | RTLD_GLOBAL)); \
10475         if (handle == NULL) \
10476             NSLog(@"%s", dlerror()); \
10477     }
10478
10479     MobileSubstrate_(Activator)
10480     MobileSubstrate_(libstatusbar)
10481     MobileSubstrate_(SimulatedKeyEvents)
10482     MobileSubstrate_(WinterBoard)
10483
10484     /*if (substrate && access("/Library/MobileSubstrate/MobileSubstrate.dylib", F_OK) == 0)
10485         dlopen("/Library/MobileSubstrate/MobileSubstrate.dylib", RTLD_LAZY | RTLD_GLOBAL);*/
10486
10487     if (kCFCoreFoundationVersionNumber > 1000)
10488         system("/usr/libexec/cydia/cydo /usr/libexec/cydia/setnsfpn /var/lib");
10489
10490     int version([[NSString stringWithContentsOfFile:@"/var/lib/cydia/firmware.ver"] intValue]);
10491
10492     if (access("/User", F_OK) != 0 || version != 6) {
10493         _trace();
10494         system("/usr/libexec/cydia/cydo /usr/libexec/cydia/firmware.sh");
10495         _trace();
10496     }
10497
10498     if (access("/tmp/cydia.chk", F_OK) == 0) {
10499         if (unlink([Cache("pkgcache.bin") UTF8String]) == -1)
10500             _assert(errno == ENOENT);
10501         if (unlink([Cache("srcpkgcache.bin") UTF8String]) == -1)
10502             _assert(errno == ENOENT);
10503     }
10504
10505     /* APT Initialization {{{ */
10506     _assert(pkgInitConfig(*_config));
10507     _assert(pkgInitSystem(*_config, _system));
10508
10509     if (lang != NULL)
10510         _config->Set("APT::Acquire::Translation", lang);
10511
10512     // XXX: this timeout might be important :(
10513     //_config->Set("Acquire::http::Timeout", 15);
10514
10515     _config->Set("Acquire::http::MaxParallel", usermem >= 384 * 1024 * 1024 ? 16 : 3);
10516
10517     mkdir([Cache_ UTF8String], 0755);
10518     mkdir([Cache("archives") UTF8String], 0755);
10519     mkdir([Cache("archives/partial") UTF8String], 0755);
10520     _config->Set("Dir::Cache", [Cache_ UTF8String]);
10521
10522     mkdir([Cache("lists") UTF8String], 0755);
10523     mkdir([Cache("lists/partial") UTF8String], 0755);
10524     mkdir([Cache("periodic") UTF8String], 0755);
10525     _config->Set("Dir::State::Lists", [Cache("lists") UTF8String]);
10526
10527     std::string logs("/var/mobile/Library/Logs/Cydia");
10528     mkdir(logs.c_str(), 0755);
10529     _config->Set("Dir::Log::Terminal", logs + "/apt.log");
10530
10531     _config->Set("Dir::Bin::dpkg", "/usr/libexec/cydia/cydo");
10532     /* }}} */
10533     /* Color Choices {{{ */
10534     space_ = CGColorSpaceCreateDeviceRGB();
10535
10536     Blue_.Set(space_, 0.2, 0.2, 1.0, 1.0);
10537     Blueish_.Set(space_, 0x19/255.f, 0x32/255.f, 0x50/255.f, 1.0);
10538     Black_.Set(space_, 0.0, 0.0, 0.0, 1.0);
10539     Folder_.Set(space_, 0x8e/255.f, 0x8e/255.f, 0x93/255.f, 1.0);
10540     Off_.Set(space_, 0.9, 0.9, 0.9, 1.0);
10541     White_.Set(space_, 1.0, 1.0, 1.0, 1.0);
10542     Gray_.Set(space_, 0.4, 0.4, 0.4, 1.0);
10543     Green_.Set(space_, 0.0, 0.5, 0.0, 1.0);
10544     Purple_.Set(space_, 0.0, 0.0, 0.7, 1.0);
10545     Purplish_.Set(space_, 0.4, 0.4, 0.8, 1.0);
10546
10547     InstallingColor_ = [UIColor colorWithRed:0.88f green:1.00f blue:0.88f alpha:1.00f];
10548     RemovingColor_ = [UIColor colorWithRed:1.00f green:0.88f blue:0.88f alpha:1.00f];
10549     /* }}}*/
10550     /* UIKit Configuration {{{ */
10551     // XXX: I have a feeling this was important
10552     //UIKeyboardDisableAutomaticAppearance();
10553     /* }}} */
10554
10555     $SBSSetInterceptsMenuButtonForever = reinterpret_cast<void (*)(bool)>(dlsym(RTLD_DEFAULT, "SBSSetInterceptsMenuButtonForever"));
10556
10557     const char *symbol(kCFCoreFoundationVersionNumber >= 800 ? "MGGetBoolAnswer" : "GSSystemHasCapability");
10558     BOOL (*GSSystemHasCapability)(CFStringRef) = reinterpret_cast<BOOL (*)(CFStringRef)>(dlsym(RTLD_DEFAULT, symbol));
10559     bool fast = GSSystemHasCapability != NULL && GSSystemHasCapability(CFSTR("armv7"));
10560
10561     PulseInterval_ = fast ? 50000 : 500000;
10562
10563     Colon_ = UCLocalize("COLON_DELIMITED");
10564     Elision_ = UCLocalize("ELISION");
10565     Error_ = UCLocalize("ERROR");
10566     Warning_ = UCLocalize("WARNING");
10567
10568     _trace();
10569     int value(UIApplicationMain(argc, argv, @"Cydia", @"Cydia"));
10570
10571     CGColorSpaceRelease(space_);
10572     CFRelease(Locale_);
10573
10574     [pool release];
10575     return value;
10576 }