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 - (bool) popErrorWithTitle:(NSString *)title forReadList:(pkgSourceList &)list {
3774     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3775         return true;
3776     if ([self popErrorWithTitle:title forOperation:list.Read(SOURCES_LIST)])
3777         return true;
3778     return false;
3779 }
3780
3781 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
3782 @synchronized (self) {
3783     ++era_;
3784
3785     [self releasePackages];
3786
3787     sourceMap_.clear();
3788     [sourceList_ removeAllObjects];
3789
3790     _error->Discard();
3791
3792     delete list_;
3793     list_ = NULL;
3794     manager_ = NULL;
3795     delete lock_;
3796     lock_ = NULL;
3797     delete fetcher_;
3798     fetcher_ = NULL;
3799     delete resolver_;
3800     resolver_ = NULL;
3801     delete records_;
3802     records_ = NULL;
3803     delete policy_;
3804     policy_ = NULL;
3805
3806     cache_.Close();
3807
3808     pool_.~CYPool();
3809     new (&pool_) CYPool();
3810
3811     NSRecycleZone(zone_);
3812     zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3813
3814     int chk(creat("/tmp/cydia.chk", 0644));
3815     if (chk != -1)
3816         close(chk);
3817
3818     if (invocation != nil)
3819         [invocation invoke];
3820
3821     NSString *title(UCLocalize("DATABASE"));
3822
3823     list_ = new pkgSourceList();
3824     _profile(reloadDataWithInvocation$ReadMainList)
3825     if ([self popErrorWithTitle:title forReadList:*list_])
3826         return;
3827     _end
3828
3829     _profile(reloadDataWithInvocation$Source$initWithMetaIndex)
3830     for (pkgSourceList::const_iterator source = list_->begin(); source != list_->end(); ++source) {
3831         Source *object([[[Source alloc] initWithMetaIndex:*source forDatabase:self inPool:&pool_] autorelease]);
3832         [sourceList_ addObject:object];
3833     }
3834     _end
3835
3836     _root(_system->Lock());
3837
3838     _trace();
3839     OpProgress progress;
3840     bool opened;
3841   open:
3842     _profile(reloadDataWithInvocation$pkgCacheFile)
3843         opened = cache_.Open(progress, false);
3844     _end
3845     if (!opened) {
3846         // XXX: what if there are errors, but Open() == true? this should be merged with popError:
3847         while (!_error->empty()) {
3848             std::string error;
3849             bool warning(!_error->PopMessage(error));
3850
3851             lprintf("cache_.Open():[%s]\n", error.c_str());
3852
3853             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3854
3855             SEL repair(NULL);
3856             if (false);
3857             else if (error == "dpkg was interrupted, you must manually run 'dpkg --configure -a' to correct the problem. ")
3858                 repair = @selector(configure);
3859             //else if (error == "The package lists or status file could not be parsed or opened.")
3860             //    repair = @selector(update);
3861             // else if (error == "Could not get lock /var/lib/dpkg/lock - open (35 Resource temporarily unavailable)")
3862             // else if (error == "Could not open lock file /var/lib/dpkg/lock - open (13 Permission denied)")
3863             // else if (error == "Malformed Status line")
3864             // else if (error == "The list of sources could not be read.")
3865
3866             if (repair != NULL) {
3867                 _error->Discard();
3868                 [delegate_ repairWithSelector:repair];
3869                 goto open;
3870             }
3871         }
3872
3873         _system->UnLock();
3874         return;
3875     }
3876     _trace();
3877
3878     unlink("/tmp/cydia.chk");
3879
3880     now_ = [[NSDate date] timeIntervalSince1970];
3881
3882     policy_ = new pkgDepCache::Policy();
3883     records_ = new pkgRecords(cache_);
3884     resolver_ = new pkgProblemResolver(cache_);
3885     fetcher_ = new pkgAcquire(&status_);
3886     lock_ = NULL;
3887
3888     if (cache_->DelCount() != 0 || cache_->InstCount() != 0) {
3889         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("COUNTS_NONZERO_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3890         return;
3891     }
3892
3893     _profile(reloadDataWithInvocation$pkgApplyStatus)
3894     if ([self popErrorWithTitle:title forOperation:pkgApplyStatus(cache_)])
3895         return;
3896     _end
3897
3898     if (cache_->BrokenCount() != 0) {
3899         _profile(pkgApplyStatus$pkgFixBroken)
3900         if ([self popErrorWithTitle:title forOperation:pkgFixBroken(cache_)])
3901             return;
3902         _end
3903
3904         if (cache_->BrokenCount() != 0) {
3905             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("STILL_BROKEN_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3906             return;
3907         }
3908
3909         _profile(pkgApplyStatus$pkgMinimizeUpgrade)
3910         if ([self popErrorWithTitle:title forOperation:pkgMinimizeUpgrade(cache_)])
3911             return;
3912         _end
3913     }
3914
3915     for (Source *object in (id) sourceList_) {
3916         metaIndex *source([object metaIndex]);
3917         std::vector<pkgIndexFile *> *indices = source->GetIndexFiles();
3918         for (std::vector<pkgIndexFile *>::const_iterator index = indices->begin(); index != indices->end(); ++index)
3919             // XXX: this could be more intelligent
3920             if (dynamic_cast<debPackagesIndex *>(*index) != NULL) {
3921                 pkgCache::PkgFileIterator cached((*index)->FindInCache(cache_));
3922                 if (!cached.end())
3923                     sourceMap_[cached->ID] = object;
3924             }
3925     }
3926
3927     {
3928         /*std::vector<Package *> packages;
3929         packages.reserve(std::max(10000U, [packages_ count] + 1000));
3930         packages_ = nil;*/
3931
3932         _profile(reloadDataWithInvocation$packageWithIterator)
3933         for (pkgCache::PkgIterator iterator = cache_->PkgBegin(); !iterator.end(); ++iterator)
3934             if (Package *package = [Package packageWithIterator:iterator withZone:zone_ inPool:&pool_ database:self])
3935                 //packages.push_back(package);
3936                 CFArrayAppendValue(packages_, CFRetain(package));
3937         _end
3938
3939
3940         /*if (packages.empty())
3941             packages_ = [[NSArray alloc] init];
3942         else
3943             packages_ = [[NSArray alloc] initWithObjects:&packages.front() count:packages.size()];
3944         _trace();*/
3945
3946         _profile(reloadDataWithInvocation$radix$8)
3947         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(8)];
3948         _end
3949
3950         _profile(reloadDataWithInvocation$radix$4)
3951         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(4)];
3952         _end
3953
3954         _profile(reloadDataWithInvocation$radix$0)
3955         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(0)];
3956         _end
3957
3958         _profile(reloadDataWithInvocation$insertion)
3959         CFArrayInsertionSortValues(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3960         _end
3961
3962         /*_profile(reloadDataWithInvocation$CFQSortArray)
3963         CFQSortArray(&packages.front(), packages.size(), sizeof(packages.front()), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare_), NULL);
3964         _end*/
3965
3966         /*_profile(reloadDataWithInvocation$stdsort)
3967         std::sort(packages.begin(), packages.end(), PackageNameOrdering());
3968         _end*/
3969
3970         /*_profile(reloadDataWithInvocation$CFArraySortValues)
3971         CFArraySortValues((CFMutableArrayRef) packages_, CFRangeMake(0, [packages_ count]), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3972         _end*/
3973
3974         /*_profile(reloadDataWithInvocation$sortUsingFunction)
3975         [packages_ sortUsingFunction:reinterpret_cast<NSComparisonResult (*)(id, id, void *)>(&PackageNameCompare) context:NULL];
3976         _end*/
3977
3978
3979         size_t count(CFArrayGetCount(packages_));
3980         MetaFile_->active_ = count;
3981         for (size_t index(0); index != count; ++index)
3982             [(Package *) CFArrayGetValueAtIndex(packages_, index) setIndex:index];
3983     }
3984 } }
3985
3986 - (void) clear {
3987 @synchronized (self) {
3988     delete resolver_;
3989     resolver_ = new pkgProblemResolver(cache_);
3990
3991     for (pkgCache::PkgIterator iterator(cache_->PkgBegin()); !iterator.end(); ++iterator)
3992         if (!cache_[iterator].Keep())
3993             cache_->MarkKeep(iterator, false);
3994         else if ((cache_[iterator].iFlags & pkgDepCache::ReInstall) != 0)
3995             cache_->SetReInstall(iterator, false);
3996 } }
3997
3998 - (void) configure {
3999     NSString *dpkg = [NSString stringWithFormat:@"/usr/libexec/cydo --configure -a --status-fd %u", statusfd_];
4000     _trace();
4001     system([dpkg UTF8String]);
4002     _trace();
4003 }
4004
4005 - (bool) clean {
4006 @synchronized (self) {
4007     // XXX: I don't remember this condition
4008     if (lock_ != NULL)
4009         return false;
4010
4011     FileFd Lock;
4012     Lock.Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
4013
4014     NSString *title(UCLocalize("CLEAN_ARCHIVES"));
4015
4016     if ([self popErrorWithTitle:title])
4017         return false;
4018
4019     pkgAcquire fetcher;
4020     fetcher.Clean(_config->FindDir("Dir::Cache::Archives"));
4021
4022     CydiaLogCleaner cleaner;
4023     if ([self popErrorWithTitle:title forOperation:cleaner.Go(_config->FindDir("Dir::Cache::Archives") + "partial/", cache_)])
4024         return false;
4025
4026     return true;
4027 } }
4028
4029 - (bool) prepare {
4030     fetcher_->Shutdown();
4031
4032     pkgRecords records(cache_);
4033
4034     lock_ = new FileFd();
4035     lock_->Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
4036
4037     NSString *title(UCLocalize("PREPARE_ARCHIVES"));
4038
4039     if ([self popErrorWithTitle:title])
4040         return false;
4041
4042     pkgSourceList list;
4043     if ([self popErrorWithTitle:title forReadList:list])
4044         return false;
4045
4046     manager_ = (_system->CreatePM(cache_));
4047     if ([self popErrorWithTitle:title forOperation:manager_->GetArchives(fetcher_, &list, &records)])
4048         return false;
4049
4050     return true;
4051 }
4052
4053 - (void) perform {
4054     bool substrate(RestartSubstrate_);
4055     RestartSubstrate_ = false;
4056
4057     NSString *title(UCLocalize("PERFORM_SELECTIONS"));
4058
4059     NSMutableArray *before = [NSMutableArray arrayWithCapacity:16]; {
4060         pkgSourceList list;
4061         if ([self popErrorWithTitle:title forReadList:list])
4062             return;
4063         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
4064             [before addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
4065     }
4066
4067     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
4068
4069     if (fetcher_->Run(PulseInterval_) != pkgAcquire::Continue) {
4070         _trace();
4071         [self popErrorWithTitle:title];
4072         return;
4073     }
4074
4075     bool failed = false;
4076     for (pkgAcquire::ItemIterator item = fetcher_->ItemsBegin(); item != fetcher_->ItemsEnd(); item++) {
4077         if ((*item)->Status == pkgAcquire::Item::StatDone && (*item)->Complete)
4078             continue;
4079         if ((*item)->Status == pkgAcquire::Item::StatIdle)
4080             continue;
4081
4082         std::string uri = (*item)->DescURI();
4083         std::string error = (*item)->ErrorText;
4084
4085         lprintf("pAf:%s:%s\n", uri.c_str(), error.c_str());
4086         failed = true;
4087
4088         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:kCydiaProgressEventTypeError]);
4089         [delegate_ addProgressEventOnMainThread:event forTask:title];
4090     }
4091
4092     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
4093
4094     if (failed) {
4095         _trace();
4096         return;
4097     }
4098
4099     if (substrate)
4100         RestartSubstrate_ = true;
4101
4102     _system->UnLock();
4103     pkgPackageManager::OrderResult result(manager_->DoInstall(statusfd_));
4104     if ([self popErrorWithTitle:title])
4105         return;
4106
4107     if (result == pkgPackageManager::Failed) {
4108         _trace();
4109         return;
4110     }
4111
4112     if (result != pkgPackageManager::Completed) {
4113         _trace();
4114         return;
4115     }
4116
4117     NSMutableArray *after = [NSMutableArray arrayWithCapacity:16]; {
4118         pkgSourceList list;
4119         if ([self popErrorWithTitle:title forReadList:list])
4120             return;
4121         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
4122             [after addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
4123     }
4124
4125     if (![before isEqualToArray:after])
4126         [self update];
4127 }
4128
4129 - (bool) upgrade {
4130     NSString *title(UCLocalize("UPGRADE"));
4131     if ([self popErrorWithTitle:title forOperation:pkgDistUpgrade(cache_)])
4132         return false;
4133     return true;
4134 }
4135
4136 - (void) update {
4137     [self updateWithStatus:status_];
4138 }
4139
4140 - (void) updateWithStatus:(CancelStatus &)status {
4141     NSString *title(UCLocalize("REFRESHING_DATA"));
4142
4143     pkgSourceList list;
4144     if ([self popErrorWithTitle:title forReadList:list])
4145         return;
4146
4147     FileFd lock;
4148     lock.Fd(GetLock(_config->FindDir("Dir::State::Lists") + "lock"));
4149     if ([self popErrorWithTitle:title])
4150         return;
4151
4152     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
4153
4154     bool success(ListUpdate(status, list, PulseInterval_));
4155     if (status.WasCancelled())
4156         _error->Discard();
4157     else {
4158         [self popErrorWithTitle:title forOperation:success];
4159         [Metadata_ setObject:[NSDate date] forKey:@"LastUpdate"];
4160         Changed_ = true;
4161     }
4162
4163     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
4164 }
4165
4166 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate {
4167     delegate_ = delegate;
4168 }
4169
4170 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate {
4171     progress_ = delegate;
4172     status_.setDelegate(delegate);
4173 }
4174
4175 - (NSObject<ProgressDelegate> *) progressDelegate {
4176     return progress_;
4177 }
4178
4179 - (Source *) getSource:(pkgCache::PkgFileIterator)file {
4180     SourceMap::const_iterator i(sourceMap_.find(file->ID));
4181     return i == sourceMap_.end() ? nil : i->second;
4182 }
4183
4184 - (void) setFetch:(bool)fetch forURI:(const char *)uri {
4185     for (Source *source in (id) sourceList_)
4186         [source setFetch:fetch forURI:uri];
4187 }
4188
4189 - (void) resetFetch {
4190     for (Source *source in (id) sourceList_)
4191         [source resetFetch];
4192 }
4193
4194 - (NSString *) mappedSectionForPointer:(const char *)section {
4195     _H<NSString> *mapped;
4196
4197     _profile(Database$mappedSectionForPointer$Cache)
4198         mapped = &sections_[section];
4199     _end
4200
4201     if (*mapped == NULL) {
4202         size_t length(strlen(section));
4203         char spaced[length + 1];
4204
4205         _profile(Database$mappedSectionForPointer$Replace)
4206             for (size_t index(0); index != length; ++index)
4207                 spaced[index] = section[index] == '_' ? ' ' : section[index];
4208             spaced[length] = '\0';
4209         _end
4210
4211         NSString *string;
4212
4213         _profile(Database$mappedSectionForPointer$stringWithUTF8String)
4214             string = [NSString stringWithUTF8String:spaced];
4215         _end
4216
4217         _profile(Database$mappedSectionForPointer$Map)
4218             string = [SectionMap_ objectForKey:string] ?: string;
4219         _end
4220
4221         *mapped = string;
4222     } return *mapped;
4223 }
4224
4225 @end
4226 /* }}} */
4227
4228 static _H<NSMutableSet> Diversions_;
4229
4230 @interface Diversion : NSObject {
4231     RegEx pattern_;
4232     _H<NSString> key_;
4233     _H<NSString> format_;
4234 }
4235
4236 @end
4237
4238 @implementation Diversion
4239
4240 - (id) initWithFrom:(NSString *)from to:(NSString *)to {
4241     if ((self = [super init]) != nil) {
4242         pattern_ = [from UTF8String];
4243         key_ = from;
4244         format_ = to;
4245     } return self;
4246 }
4247
4248 - (NSString *) divert:(NSString *)url {
4249     return !pattern_(url) ? nil : pattern_->*format_;
4250 }
4251
4252 + (NSURL *) divertURL:(NSURL *)url {
4253   divert:
4254     NSString *href([url absoluteString]);
4255
4256     for (Diversion *diversion in (id) Diversions_)
4257         if (NSString *diverted = [diversion divert:href]) {
4258 #if !ForRelease
4259             NSLog(@"div: %@", diverted);
4260 #endif
4261             url = [NSURL URLWithString:diverted];
4262             goto divert;
4263         }
4264
4265     return url;
4266 }
4267
4268 - (NSString *) key {
4269     return key_;
4270 }
4271
4272 - (NSUInteger) hash {
4273     return [key_ hash];
4274 }
4275
4276 - (BOOL) isEqual:(Diversion *)object {
4277     return self == object || [self class] == [object class] && [key_ isEqual:[object key]];
4278 }
4279
4280 @end
4281
4282 @interface CydiaObject : NSObject {
4283     _H<CyteWebViewController> indirect_;
4284     _transient id delegate_;
4285 }
4286
4287 - (id) initWithDelegate:(IndirectDelegate *)indirect;
4288
4289 @end
4290
4291 @class CydiaObject;
4292
4293 @interface CydiaWebViewController : CyteWebViewController {
4294     _H<CydiaObject> cydia_;
4295 }
4296
4297 + (void) addDiversion:(Diversion *)diversion;
4298 + (NSURLRequest *) requestWithHeaders:(NSURLRequest *)request;
4299 + (void) didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame withCydia:(CydiaObject *)cydia;
4300 - (void) setDelegate:(id)delegate;
4301
4302 @end
4303
4304 /* Web Scripting {{{ */
4305 @implementation CydiaObject
4306
4307 - (id) initWithDelegate:(IndirectDelegate *)indirect {
4308     if ((self = [super init]) != nil) {
4309         indirect_ = (CyteWebViewController *) indirect;
4310     } return self;
4311 }
4312
4313 - (void) setDelegate:(id)delegate {
4314     delegate_ = delegate;
4315 }
4316
4317 + (NSArray *) _attributeKeys {
4318     return [NSArray arrayWithObjects:
4319         @"bbsnum",
4320         @"build",
4321         @"coreFoundationVersionNumber",
4322         @"device",
4323         @"ecid",
4324         @"firmware",
4325         @"hostname",
4326         @"idiom",
4327         @"mcc",
4328         @"mnc",
4329         @"model",
4330         @"operator",
4331         @"role",
4332         @"serial",
4333         @"token",
4334         @"version",
4335     nil];
4336 }
4337
4338 - (NSArray *) attributeKeys {
4339     return [[self class] _attributeKeys];
4340 }
4341
4342 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
4343     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
4344 }
4345
4346 - (NSString *) version {
4347     return Cydia_;
4348 }
4349
4350 - (NSString *) build {
4351     return System_;
4352 }
4353
4354 - (NSString *) coreFoundationVersionNumber {
4355     return [NSString stringWithFormat:@"%.2f", kCFCoreFoundationVersionNumber];
4356 }
4357
4358 - (NSString *) device {
4359     return UniqueIdentifier();
4360 }
4361
4362 - (NSString *) firmware {
4363     return [[UIDevice currentDevice] systemVersion];
4364 }
4365
4366 - (NSString *) hostname {
4367     return [[UIDevice currentDevice] name];
4368 }
4369
4370 - (NSString *) idiom {
4371     return (id) Idiom_ ?: [NSNull null];
4372 }
4373
4374 - (NSString *) mcc {
4375     if (CFStringRef (*$CTSIMSupportCopyMobileSubscriberCountryCode)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode")))
4376         return [(NSString *) (*$CTSIMSupportCopyMobileSubscriberCountryCode)(kCFAllocatorDefault) autorelease];
4377     return nil;
4378 }
4379
4380 - (NSString *) mnc {
4381     if (CFStringRef (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberNetworkCode")))
4382         return [(NSString *) (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(kCFAllocatorDefault) autorelease];
4383     return nil;
4384 }
4385
4386 - (NSString *) operator {
4387     if (CFStringRef (*$CTRegistrationCopyOperatorName)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTRegistrationCopyOperatorName")))
4388         return [(NSString *) (*$CTRegistrationCopyOperatorName)(kCFAllocatorDefault) autorelease];
4389     return nil;
4390 }
4391
4392 - (NSString *) bbsnum {
4393     return (id) BBSNum_ ?: [NSNull null];
4394 }
4395
4396 - (NSString *) ecid {
4397     return (id) ChipID_ ?: [NSNull null];
4398 }
4399
4400 - (NSString *) serial {
4401     return SerialNumber_;
4402 }
4403
4404 - (NSString *) role {
4405     return (id) [NSNull null];
4406 }
4407
4408 - (NSString *) model {
4409     return [NSString stringWithUTF8String:Machine_];
4410 }
4411
4412 - (NSString *) token {
4413     return (id) Token_ ?: [NSNull null];
4414 }
4415
4416 + (NSString *) webScriptNameForSelector:(SEL)selector {
4417     if (false);
4418     else if (selector == @selector(addBridgedHost:))
4419         return @"addBridgedHost";
4420     else if (selector == @selector(addInsecureHost:))
4421         return @"addInsecureHost";
4422     else if (selector == @selector(addInternalRedirect::))
4423         return @"addInternalRedirect";
4424     else if (selector == @selector(addPipelinedHost:scheme:))
4425         return @"addPipelinedHost";
4426     else if (selector == @selector(addSource:::))
4427         return @"addSource";
4428     else if (selector == @selector(addTokenHost:))
4429         return @"addTokenHost";
4430     else if (selector == @selector(addTrivialSource:))
4431         return @"addTrivialSource";
4432     else if (selector == @selector(close))
4433         return @"close";
4434     else if (selector == @selector(du:))
4435         return @"du";
4436     else if (selector == @selector(stringWithFormat:arguments:))
4437         return @"format";
4438     else if (selector == @selector(getAllSources))
4439         return @"getAllSources";
4440     else if (selector == @selector(getApplicationInfo:value:))
4441         return @"getApplicationInfoValue";
4442     else if (selector == @selector(getKernelNumber:))
4443         return @"getKernelNumber";
4444     else if (selector == @selector(getKernelString:))
4445         return @"getKernelString";
4446     else if (selector == @selector(getInstalledPackages))
4447         return @"getInstalledPackages";
4448     else if (selector == @selector(getIORegistryEntry::))
4449         return @"getIORegistryEntry";
4450     else if (selector == @selector(getLocaleIdentifier))
4451         return @"getLocaleIdentifier";
4452     else if (selector == @selector(getPreferredLanguages))
4453         return @"getPreferredLanguages";
4454     else if (selector == @selector(getPackageById:))
4455         return @"getPackageById";
4456     else if (selector == @selector(getMetadataKeys))
4457         return @"getMetadataKeys";
4458     else if (selector == @selector(getMetadataValue:))
4459         return @"getMetadataValue";
4460     else if (selector == @selector(getSessionValue:))
4461         return @"getSessionValue";
4462     else if (selector == @selector(installPackages:))
4463         return @"installPackages";
4464     else if (selector == @selector(isReachable:))
4465         return @"isReachable";
4466     else if (selector == @selector(localizedStringForKey:value:table:))
4467         return @"localize";
4468     else if (selector == @selector(popViewController:))
4469         return @"popViewController";
4470     else if (selector == @selector(refreshSources))
4471         return @"refreshSources";
4472     else if (selector == @selector(registerFrame:))
4473         return @"registerFrame";
4474     else if (selector == @selector(removeButton))
4475         return @"removeButton";
4476     else if (selector == @selector(saveConfig))
4477         return @"saveConfig";
4478     else if (selector == @selector(setMetadataValue::))
4479         return @"setMetadataValue";
4480     else if (selector == @selector(setSessionValue::))
4481         return @"setSessionValue";
4482     else if (selector == @selector(substitutePackageNames:))
4483         return @"substitutePackageNames";
4484     else if (selector == @selector(scrollToBottom:))
4485         return @"scrollToBottom";
4486     else if (selector == @selector(setAllowsNavigationAction:))
4487         return @"setAllowsNavigationAction";
4488     else if (selector == @selector(setBadgeValue:))
4489         return @"setBadgeValue";
4490     else if (selector == @selector(setButtonImage:withStyle:toFunction:))
4491         return @"setButtonImage";
4492     else if (selector == @selector(setButtonTitle:withStyle:toFunction:))
4493         return @"setButtonTitle";
4494     else if (selector == @selector(setHidesBackButton:))
4495         return @"setHidesBackButton";
4496     else if (selector == @selector(setHidesNavigationBar:))
4497         return @"setHidesNavigationBar";
4498     else if (selector == @selector(setNavigationBarStyle:))
4499         return @"setNavigationBarStyle";
4500     else if (selector == @selector(setNavigationBarTintRed:green:blue:alpha:))
4501         return @"setNavigationBarTintColor";
4502     else if (selector == @selector(setPasteboardString:))
4503         return @"setPasteboardString";
4504     else if (selector == @selector(setPasteboardURL:))
4505         return @"setPasteboardURL";
4506     else if (selector == @selector(setScrollAlwaysBounceVertical:))
4507         return @"setScrollAlwaysBounceVertical";
4508     else if (selector == @selector(setScrollIndicatorStyle:))
4509         return @"setScrollIndicatorStyle";
4510     else if (selector == @selector(setToken:))
4511         return @"setToken";
4512     else if (selector == @selector(setViewportWidth:))
4513         return @"setViewportWidth";
4514     else if (selector == @selector(statfs:))
4515         return @"statfs";
4516     else if (selector == @selector(supports:))
4517         return @"supports";
4518     else if (selector == @selector(unload))
4519         return @"unload";
4520     else
4521         return nil;
4522 }
4523
4524 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
4525     return [self webScriptNameForSelector:selector] == nil;
4526 }
4527
4528 - (BOOL) supports:(NSString *)feature {
4529     return [feature isEqualToString:@"window.open"];
4530 }
4531
4532 - (void) unload {
4533     [delegate_ performSelectorOnMainThread:@selector(unloadData) withObject:nil waitUntilDone:NO];
4534 }
4535
4536 - (void) setScrollAlwaysBounceVertical:(NSNumber *)value {
4537     [indirect_ performSelectorOnMainThread:@selector(setScrollAlwaysBounceVerticalNumber:) withObject:value waitUntilDone:NO];
4538 }
4539
4540 - (void) setScrollIndicatorStyle:(NSString *)style {
4541     [indirect_ performSelectorOnMainThread:@selector(setScrollIndicatorStyleWithName:) withObject:style waitUntilDone:NO];
4542 }
4543
4544 - (void) addInternalRedirect:(NSString *)from :(NSString *)to {
4545     [CydiaWebViewController performSelectorOnMainThread:@selector(addDiversion:) withObject:[[[Diversion alloc] initWithFrom:from to:to] autorelease] waitUntilDone:NO];
4546 }
4547
4548 - (NSDictionary *) getApplicationInfo:(NSString *)display value:(NSString *)key {
4549     char path[1024];
4550     if (SBBundlePathForDisplayIdentifier(SBSSpringBoardServerPort(), [display UTF8String], path) != 0)
4551         return (id) [NSNull null];
4552     NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:[[NSString stringWithUTF8String:path] stringByAppendingString:@"/Info.plist"]]);
4553     if (info == nil)
4554         return (id) [NSNull null];
4555     return [info objectForKey:key];
4556 }
4557
4558 - (NSNumber *) getKernelNumber:(NSString *)name {
4559     const char *string([name UTF8String]);
4560
4561     size_t size;
4562     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4563         return (id) [NSNull null];
4564
4565     if (size != sizeof(int))
4566         return (id) [NSNull null];
4567
4568     int value;
4569     if (sysctlbyname(string, &value, &size, NULL, 0) == -1)
4570         return (id) [NSNull null];
4571
4572     return [NSNumber numberWithInt:value];
4573 }
4574
4575 - (NSString *) getKernelString:(NSString *)name {
4576     const char *string([name UTF8String]);
4577
4578     size_t size;
4579     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4580         return (id) [NSNull null];
4581
4582     char value[size + 1];
4583     if (sysctlbyname(string, value, &size, NULL, 0) == -1)
4584         return (id) [NSNull null];
4585
4586     // XXX: just in case you request something ludicrous
4587     value[size] = '\0';
4588
4589     return [NSString stringWithCString:value];
4590 }
4591
4592 - (NSObject *) getIORegistryEntry:(NSString *)path :(NSString *)entry {
4593     NSObject *value(CYIOGetValue([path UTF8String], entry));
4594
4595     if (value != nil)
4596         if ([value isKindOfClass:[NSData class]])
4597             value = CYHex((NSData *) value);
4598
4599     return value;
4600 }
4601
4602 - (NSArray *) getMetadataKeys {
4603 @synchronized (Values_) {
4604     return [Values_ allKeys];
4605 } }
4606
4607 - (void) registerFrame:(DOMHTMLIFrameElement *)iframe {
4608     WebFrame *frame([iframe contentFrame]);
4609     [indirect_ registerFrame:frame];
4610 }
4611
4612 - (id) getMetadataValue:(NSString *)key {
4613 @synchronized (Values_) {
4614     return [Values_ objectForKey:key];
4615 } }
4616
4617 - (void) setMetadataValue:(NSString *)key :(NSString *)value {
4618 @synchronized (Values_) {
4619     if (value == nil || value == (id) [WebUndefined undefined] || value == (id) [NSNull null])
4620         [Values_ removeObjectForKey:key];
4621     else
4622         [Values_ setObject:value forKey:key];
4623
4624     [delegate_ performSelectorOnMainThread:@selector(updateValues) withObject:nil waitUntilDone:YES];
4625 } }
4626
4627 - (id) getSessionValue:(NSString *)key {
4628 @synchronized (SessionData_) {
4629     return [SessionData_ objectForKey:key];
4630 } }
4631
4632 - (void) setSessionValue:(NSString *)key :(NSString *)value {
4633 @synchronized (SessionData_) {
4634     if (value == (id) [WebUndefined undefined])
4635         [SessionData_ removeObjectForKey:key];
4636     else
4637         [SessionData_ setObject:value forKey:key];
4638 } }
4639
4640 - (void) addBridgedHost:(NSString *)host {
4641 @synchronized (HostConfig_) {
4642     [BridgedHosts_ addObject:host];
4643 } }
4644
4645 - (void) addInsecureHost:(NSString *)host {
4646 @synchronized (HostConfig_) {
4647     [InsecureHosts_ addObject:host];
4648 } }
4649
4650 - (void) addTokenHost:(NSString *)host {
4651 @synchronized (HostConfig_) {
4652     [TokenHosts_ addObject:host];
4653 } }
4654
4655 - (void) addPipelinedHost:(NSString *)host scheme:(NSString *)scheme {
4656 @synchronized (HostConfig_) {
4657     if (scheme != (id) [WebUndefined undefined])
4658         host = [NSString stringWithFormat:@"%@:%@", [scheme lowercaseString], host];
4659
4660     [PipelinedHosts_ addObject:host];
4661 } }
4662
4663 - (void) popViewController:(NSNumber *)value {
4664     if (value == (id) [WebUndefined undefined])
4665         value = [NSNumber numberWithBool:YES];
4666     [indirect_ performSelectorOnMainThread:@selector(popViewControllerWithNumber:) withObject:value waitUntilDone:NO];
4667 }
4668
4669 - (void) addSource:(NSString *)href :(NSString *)distribution :(WebScriptObject *)sections {
4670     NSMutableArray *array([NSMutableArray arrayWithCapacity:[sections count]]);
4671
4672     for (NSString *section in sections)
4673         [array addObject:section];
4674
4675     [delegate_ performSelectorOnMainThread:@selector(addSource:) withObject:[NSMutableDictionary dictionaryWithObjectsAndKeys:
4676         @"deb", @"Type",
4677         href, @"URI",
4678         distribution, @"Distribution",
4679         array, @"Sections",
4680     nil] waitUntilDone:NO];
4681 }
4682
4683 - (void) addTrivialSource:(NSString *)href {
4684     [delegate_ performSelectorOnMainThread:@selector(addTrivialSource:) withObject:href waitUntilDone:NO];
4685 }
4686
4687 - (void) refreshSources {
4688     [delegate_ performSelectorOnMainThread:@selector(syncData) withObject:nil waitUntilDone:NO];
4689 }
4690
4691 - (void) saveConfig {
4692     [delegate_ performSelectorOnMainThread:@selector(_saveConfig) withObject:nil waitUntilDone:NO];
4693 }
4694
4695 - (NSArray *) getAllSources {
4696     return [[Database sharedInstance] sources];
4697 }
4698
4699 - (NSArray *) getInstalledPackages {
4700     Database *database([Database sharedInstance]);
4701 @synchronized (database) {
4702     NSArray *packages([database packages]);
4703     NSMutableArray *installed([NSMutableArray arrayWithCapacity:1024]);
4704     for (Package *package in packages)
4705         if (![package uninstalled])
4706             [installed addObject:package];
4707     return installed;
4708 } }
4709
4710 - (Package *) getPackageById:(NSString *)id {
4711     if (Package *package = [[Database sharedInstance] packageWithName:id]) {
4712         [package parse];
4713         return package;
4714     } else
4715         return (Package *) [NSNull null];
4716 }
4717
4718 - (NSString *) getLocaleIdentifier {
4719     return Locale_ == NULL ? (NSString *) [NSNull null] : (NSString *) CFLocaleGetIdentifier(Locale_);
4720 }
4721
4722 - (NSArray *) getPreferredLanguages {
4723     return Languages_;
4724 }
4725
4726 - (NSArray *) statfs:(NSString *)path {
4727     struct statfs stat;
4728
4729     if (path == nil || statfs([path UTF8String], &stat) == -1)
4730         return nil;
4731
4732     return [NSArray arrayWithObjects:
4733         [NSNumber numberWithUnsignedLong:stat.f_bsize],
4734         [NSNumber numberWithUnsignedLong:stat.f_blocks],
4735         [NSNumber numberWithUnsignedLong:stat.f_bfree],
4736     nil];
4737 }
4738
4739 ssize_t DiskUsage(const char *path);
4740
4741 - (NSNumber *) du:(NSString *)path {
4742     ssize_t usage(DiskUsage([path UTF8String]));
4743     if (usage != -1)
4744         usage /= 1024;
4745     return [NSNumber numberWithUnsignedLong:usage];
4746 }
4747
4748 - (void) close {
4749     [indirect_ performSelectorOnMainThread:@selector(close) withObject:nil waitUntilDone:NO];
4750 }
4751
4752 - (NSNumber *) isReachable:(NSString *)name {
4753     return [NSNumber numberWithBool:IsReachable([name UTF8String])];
4754 }
4755
4756 - (void) installPackages:(NSArray *)packages {
4757     [delegate_ performSelectorOnMainThread:@selector(installPackages:) withObject:packages waitUntilDone:NO];
4758 }
4759
4760 - (NSString *) substitutePackageNames:(NSString *)message {
4761     NSMutableArray *words([[[message componentsSeparatedByString:@" "] mutableCopy] autorelease]);
4762     for (size_t i(0), e([words count]); i != e; ++i) {
4763         NSString *word([words objectAtIndex:i]);
4764         if (Package *package = [[Database sharedInstance] packageWithName:word])
4765             [words replaceObjectAtIndex:i withObject:[package name]];
4766     }
4767
4768     return [words componentsJoinedByString:@" "];
4769 }
4770
4771 - (void) removeButton {
4772     [indirect_ removeButton];
4773 }
4774
4775 - (void) setButtonImage:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4776     [indirect_ setButtonImage:button withStyle:style toFunction:function];
4777 }
4778
4779 - (void) setButtonTitle:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4780     [indirect_ setButtonTitle:button withStyle:style toFunction:function];
4781 }
4782
4783 - (void) setBadgeValue:(id)value {
4784     [indirect_ performSelectorOnMainThread:@selector(setBadgeValue:) withObject:value waitUntilDone:NO];
4785 }
4786
4787 - (void) setAllowsNavigationAction:(NSString *)value {
4788     [indirect_ performSelectorOnMainThread:@selector(setAllowsNavigationActionByNumber:) withObject:value waitUntilDone:NO];
4789 }
4790
4791 - (void) setHidesBackButton:(NSString *)value {
4792     [indirect_ performSelectorOnMainThread:@selector(setHidesBackButtonByNumber:) withObject:value waitUntilDone:NO];
4793 }
4794
4795 - (void) setHidesNavigationBar:(NSString *)value {
4796     [indirect_ performSelectorOnMainThread:@selector(setHidesNavigationBarByNumber:) withObject:value waitUntilDone:NO];
4797 }
4798
4799 - (void) setNavigationBarStyle:(NSString *)value {
4800     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarStyle:) withObject:value waitUntilDone:NO];
4801 }
4802
4803 - (void) setNavigationBarTintRed:(NSNumber *)red green:(NSNumber *)green blue:(NSNumber *)blue alpha:(NSNumber *)alpha {
4804     float opacity(alpha == (id) [WebUndefined undefined] ? 1 : [alpha floatValue]);
4805     UIColor *color([UIColor colorWithRed:[red floatValue] green:[green floatValue] blue:[blue floatValue] alpha:opacity]);
4806     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarTintColor:) withObject:color waitUntilDone:NO];
4807 }
4808
4809 - (void) setPasteboardString:(NSString *)value {
4810     [[objc_getClass("UIPasteboard") generalPasteboard] setString:value];
4811 }
4812
4813 - (void) setPasteboardURL:(NSString *)value {
4814     [[objc_getClass("UIPasteboard") generalPasteboard] setURL:[NSURL URLWithString:value]];
4815 }
4816
4817 - (void) _setToken:(NSString *)token {
4818     Token_ = token;
4819
4820     if (token == nil)
4821         [Metadata_ removeObjectForKey:@"Token"];
4822     else
4823         [Metadata_ setObject:Token_ forKey:@"Token"];
4824
4825     Changed_ = true;
4826 }
4827
4828 - (void) setToken:(NSString *)token {
4829     [self performSelectorOnMainThread:@selector(_setToken:) withObject:token waitUntilDone:NO];
4830 }
4831
4832 - (void) scrollToBottom:(NSNumber *)animated {
4833     [indirect_ performSelectorOnMainThread:@selector(scrollToBottomAnimated:) withObject:animated waitUntilDone:NO];
4834 }
4835
4836 - (void) setViewportWidth:(float)width {
4837     [indirect_ setViewportWidthOnMainThread:width];
4838 }
4839
4840 - (NSString *) stringWithFormat:(NSString *)format arguments:(WebScriptObject *)arguments {
4841     //NSLog(@"SWF:\"%@\" A:%@", format, [arguments description]);
4842     unsigned count([arguments count]);
4843     id values[count];
4844     for (unsigned i(0); i != count; ++i)
4845         values[i] = [arguments objectAtIndex:i];
4846     return [[[NSString alloc] initWithFormat:format arguments:reinterpret_cast<va_list>(values)] autorelease];
4847 }
4848
4849 - (NSString *) localizedStringForKey:(NSString *)key value:(NSString *)value table:(NSString *)table {
4850     if (reinterpret_cast<id>(value) == [WebUndefined undefined])
4851         value = nil;
4852     if (reinterpret_cast<id>(table) == [WebUndefined undefined])
4853         table = nil;
4854     return [[NSBundle mainBundle] localizedStringForKey:key value:value table:table];
4855 }
4856
4857 @end
4858 /* }}} */
4859
4860 @interface NSURL (CydiaSecure)
4861 @end
4862
4863 @implementation NSURL (CydiaSecure)
4864
4865 - (bool) isCydiaSecure {
4866     if ([[[self scheme] lowercaseString] isEqualToString:@"https"])
4867         return true;
4868
4869     @synchronized (HostConfig_) {
4870         if ([InsecureHosts_ containsObject:[self host]])
4871             return true;
4872     }
4873
4874     return false;
4875 }
4876
4877 @end
4878
4879 /* Cydia Browser Controller {{{ */
4880 @implementation CydiaWebViewController
4881
4882 - (NSURL *) navigationURL {
4883     return request_ == nil ? nil : [NSURL URLWithString:[NSString stringWithFormat:@"cydia://url/%@", [[request_ URL] absoluteString]]];
4884 }
4885
4886 + (void) _initialize {
4887     [super _initialize];
4888
4889     Diversions_ = [NSMutableSet setWithCapacity:0];
4890 }
4891
4892 + (void) addDiversion:(Diversion *)diversion {
4893     [Diversions_ addObject:diversion];
4894 }
4895
4896 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4897     [super webView:view didClearWindowObject:window forFrame:frame];
4898     [CydiaWebViewController didClearWindowObject:window forFrame:frame withCydia:cydia_];
4899 }
4900
4901 + (void) didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame withCydia:(CydiaObject *)cydia {
4902     WebDataSource *source([frame dataSource]);
4903     NSURLResponse *response([source response]);
4904     NSURL *url([response URL]);
4905     NSString *scheme([[url scheme] lowercaseString]);
4906
4907     bool bridged(false);
4908
4909     @synchronized (HostConfig_) {
4910         if ([scheme isEqualToString:@"file"])
4911             bridged = true;
4912         else if ([scheme isEqualToString:@"https"])
4913             if ([BridgedHosts_ containsObject:[url host]])
4914                 bridged = true;
4915     }
4916
4917     if (bridged)
4918         [window setValue:cydia forKey:@"cydia"];
4919 }
4920
4921 - (void) _setupMail:(MFMailComposeViewController *)controller {
4922     [controller addAttachmentData:[NSData dataWithContentsOfFile:@"/tmp/cydia.log"] mimeType:@"text/plain" fileName:@"cydia.log"];
4923
4924     system("/usr/bin/dpkg -l >/tmp/dpkgl.log");
4925     [controller addAttachmentData:[NSData dataWithContentsOfFile:@"/tmp/dpkgl.log"] mimeType:@"text/plain" fileName:@"dpkgl.log"];
4926 }
4927
4928 - (NSURL *) URLWithURL:(NSURL *)url {
4929     return [Diversion divertURL:url];
4930 }
4931
4932 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
4933     return [CydiaWebViewController requestWithHeaders:[super webView:view resource:resource willSendRequest:request redirectResponse:response fromDataSource:source]];
4934 }
4935
4936 - (NSURLRequest *) webThreadWebView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
4937     return [CydiaWebViewController requestWithHeaders:[super webThreadWebView:view resource:resource willSendRequest:request redirectResponse:response fromDataSource:source]];
4938 }
4939
4940 + (NSURLRequest *) requestWithHeaders:(NSURLRequest *)request {
4941     NSMutableURLRequest *copy([[request mutableCopy] autorelease]);
4942
4943     NSURL *url([copy URL]);
4944     NSString *href([url absoluteString]);
4945     NSString *host([url host]);
4946
4947     if ([href hasPrefix:@"https://cydia.saurik.com/TSS/"]) {
4948         if (NSString *agent = [copy valueForHTTPHeaderField:@"X-User-Agent"]) {
4949             [copy setValue:agent forHTTPHeaderField:@"User-Agent"];
4950             [copy setValue:nil forHTTPHeaderField:@"X-User-Agent"];
4951         }
4952
4953         [copy setValue:nil forHTTPHeaderField:@"Referer"];
4954         [copy setValue:nil forHTTPHeaderField:@"Origin"];
4955
4956         [copy setURL:[NSURL URLWithString:[@"http://gs.apple.com/TSS/" stringByAppendingString:[href substringFromIndex:29]]]];
4957         return copy;
4958     }
4959
4960     if ([copy valueForHTTPHeaderField:@"X-Cydia-Cf"] == nil)
4961         [copy setValue:[NSString stringWithFormat:@"%.2f", kCFCoreFoundationVersionNumber] forHTTPHeaderField:@"X-Cydia-Cf"];
4962     if (Machine_ != NULL && [copy valueForHTTPHeaderField:@"X-Machine"] == nil)
4963         [copy setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
4964
4965     bool bridged;
4966     bool token;
4967
4968     @synchronized (HostConfig_) {
4969         bridged = [BridgedHosts_ containsObject:host];
4970         token = [TokenHosts_ containsObject:host];
4971     }
4972
4973     if ([url isCydiaSecure]) {
4974         if (bridged) {
4975             if (UniqueID_ != nil && [copy valueForHTTPHeaderField:@"X-Cydia-Id"] == nil)
4976                 [copy setValue:UniqueID_ forHTTPHeaderField:@"X-Cydia-Id"];
4977         } else if (token) {
4978             if (Token_ != nil && [copy valueForHTTPHeaderField:@"X-Cydia-Token"] == nil)
4979                 [copy setValue:Token_ forHTTPHeaderField:@"X-Cydia-Token"];
4980         }
4981     }
4982
4983     return copy;
4984 }
4985
4986 - (void) setDelegate:(id)delegate {
4987     [super setDelegate:delegate];
4988     [cydia_ setDelegate:delegate];
4989 }
4990
4991 - (NSString *) applicationNameForUserAgent {
4992     return UserAgent_;
4993 }
4994
4995 - (id) init {
4996     if ((self = [super initWithWidth:0 ofClass:[CydiaWebViewController class]]) != nil) {
4997         cydia_ = [[[CydiaObject alloc] initWithDelegate:indirect_] autorelease];
4998     } return self;
4999 }
5000
5001 @end
5002
5003 @interface AppCacheController : CydiaWebViewController {
5004 }
5005
5006 @end
5007
5008 @implementation AppCacheController
5009
5010 - (void) didReceiveMemoryWarning {
5011     // XXX: this doesn't work
5012 }
5013
5014 - (bool) retainsNetworkActivityIndicator {
5015     return false;
5016 }
5017
5018 @end
5019 /* }}} */
5020
5021 // CydiaScript {{{
5022 @interface NSObject (CydiaScript)
5023 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context;
5024 @end
5025
5026 @implementation NSObject (CydiaScript)
5027
5028 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
5029     return self;
5030 }
5031
5032 @end
5033
5034 @implementation NSArray (CydiaScript)
5035
5036 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
5037     WebScriptObject *object([context evaluateWebScript:@"[]"]);
5038     for (size_t i(0), e([self count]); i != e; ++i)
5039         [object setWebScriptValueAtIndex:i value:[[self objectAtIndex:i] Cydia$webScriptObjectInContext:context]];
5040     return object;
5041 }
5042
5043 @end
5044
5045 @implementation NSDictionary (CydiaScript)
5046
5047 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
5048     WebScriptObject *object([context evaluateWebScript:@"({})"]);
5049     for (id i in self)
5050         [object setValue:[[self objectForKey:i] Cydia$webScriptObjectInContext:context] forKey:i];
5051     return object;
5052 }
5053
5054 @end
5055 // }}}
5056
5057 /* Confirmation Controller {{{ */
5058 bool DepSubstrate(const pkgCache::VerIterator &iterator) {
5059     if (!iterator.end())
5060         for (pkgCache::DepIterator dep(iterator.DependsList()); !dep.end(); ++dep) {
5061             if (dep->Type != pkgCache::Dep::Depends && dep->Type != pkgCache::Dep::PreDepends)
5062                 continue;
5063             pkgCache::PkgIterator package(dep.TargetPkg());
5064             if (package.end())
5065                 continue;
5066             if (strcmp(package.Name(), "mobilesubstrate") == 0)
5067                 return true;
5068         }
5069
5070     return false;
5071 }
5072
5073 @protocol ConfirmationControllerDelegate
5074 - (void) cancelAndClear:(bool)clear;
5075 - (void) confirmWithNavigationController:(UINavigationController *)navigation;
5076 - (void) queue;
5077 @end
5078
5079 @interface ConfirmationController : CydiaWebViewController {
5080     _transient Database *database_;
5081
5082     _H<UIAlertView> essential_;
5083
5084     _H<NSDictionary> changes_;
5085     _H<NSMutableArray> issues_;
5086     _H<NSDictionary> sizes_;
5087
5088     BOOL substrate_;
5089 }
5090
5091 - (id) initWithDatabase:(Database *)database;
5092
5093 @end
5094
5095 @implementation ConfirmationController
5096
5097 - (void) complete {
5098     if (substrate_)
5099         RestartSubstrate_ = true;
5100     [delegate_ confirmWithNavigationController:[self navigationController]];
5101 }
5102
5103 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
5104     NSString *context([alert context]);
5105
5106     if ([context isEqualToString:@"remove"]) {
5107         if (button == [alert cancelButtonIndex])
5108             [self _doContinue];
5109         else if (button == [alert firstOtherButtonIndex]) {
5110             [self performSelector:@selector(complete) withObject:nil afterDelay:0];
5111         }
5112
5113         [alert dismissWithClickedButtonIndex:-1 animated:YES];
5114     } else if ([context isEqualToString:@"unable"]) {
5115         [self dismissModalViewControllerAnimated:YES];
5116         [alert dismissWithClickedButtonIndex:-1 animated:YES];
5117     } else {
5118         [super alertView:alert clickedButtonAtIndex:button];
5119     }
5120 }
5121
5122 - (void) _doContinue {
5123     [delegate_ cancelAndClear:NO];
5124     [self dismissModalViewControllerAnimated:YES];
5125 }
5126
5127 - (id) invokeDefaultMethodWithArguments:(NSArray *)args {
5128     [self performSelectorOnMainThread:@selector(_doContinue) withObject:nil waitUntilDone:NO];
5129     return nil;
5130 }
5131
5132 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
5133     [super webView:view didClearWindowObject:window forFrame:frame];
5134
5135     [window setValue:[[NSDictionary dictionaryWithObjectsAndKeys:
5136         (id) changes_, @"changes",
5137         (id) issues_, @"issues",
5138         (id) sizes_, @"sizes",
5139         self, @"queue",
5140     nil] Cydia$webScriptObjectInContext:window] forKey:@"cydiaConfirm"];
5141 }
5142
5143 - (id) initWithDatabase:(Database *)database {
5144     if ((self = [super init]) != nil) {
5145         database_ = database;
5146
5147         NSMutableArray *installs([NSMutableArray arrayWithCapacity:16]);
5148         NSMutableArray *reinstalls([NSMutableArray arrayWithCapacity:16]);
5149         NSMutableArray *upgrades([NSMutableArray arrayWithCapacity:16]);
5150         NSMutableArray *downgrades([NSMutableArray arrayWithCapacity:16]);
5151         NSMutableArray *removes([NSMutableArray arrayWithCapacity:16]);
5152
5153         bool remove(false);
5154
5155         pkgCacheFile &cache([database_ cache]);
5156         NSArray *packages([database_ packages]);
5157         pkgDepCache::Policy *policy([database_ policy]);
5158
5159         issues_ = [NSMutableArray arrayWithCapacity:4];
5160
5161         UpgradeCydia_ = false;
5162
5163         for (Package *package in packages) {
5164             pkgCache::PkgIterator iterator([package iterator]);
5165             NSString *name([package id]);
5166
5167             if ([package broken]) {
5168                 NSMutableArray *reasons([NSMutableArray arrayWithCapacity:4]);
5169
5170                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
5171                     name, @"package",
5172                     reasons, @"reasons",
5173                 nil]];
5174
5175                 pkgCache::VerIterator ver(cache[iterator].InstVerIter(cache));
5176                 if (ver.end())
5177                     continue;
5178
5179                 for (pkgCache::DepIterator dep(ver.DependsList()); !dep.end(); ) {
5180                     pkgCache::DepIterator start;
5181                     pkgCache::DepIterator end;
5182                     dep.GlobOr(start, end); // ++dep
5183
5184                     if (!cache->IsImportantDep(end))
5185                         continue;
5186                     if ((cache[end] & pkgDepCache::DepGInstall) != 0)
5187                         continue;
5188
5189                     NSMutableArray *clauses([NSMutableArray arrayWithCapacity:4]);
5190
5191                     [reasons addObject:[NSDictionary dictionaryWithObjectsAndKeys:
5192                         [NSString stringWithUTF8String:start.DepType()], @"relationship",
5193                         clauses, @"clauses",
5194                     nil]];
5195
5196                     _forever {
5197                         NSString *reason, *installed((NSString *) [WebUndefined undefined]);
5198
5199                         pkgCache::PkgIterator target(start.TargetPkg());
5200                         if (target->ProvidesList != 0)
5201                             reason = @"missing";
5202                         else {
5203                             pkgCache::VerIterator ver(cache[target].InstVerIter(cache));
5204                             if (!ver.end()) {
5205                                 reason = @"installed";
5206                                 installed = [NSString stringWithUTF8String:ver.VerStr()];
5207                             } else if (!cache[target].CandidateVerIter(cache).end())
5208                                 reason = @"uninstalled";
5209                             else if (target->ProvidesList == 0)
5210                                 reason = @"uninstallable";
5211                             else
5212                                 reason = @"virtual";
5213                         }
5214
5215                         NSDictionary *version(start.TargetVer() == 0 ? (NSDictionary *) [NSNull null] : [NSDictionary dictionaryWithObjectsAndKeys:
5216                             [NSString stringWithUTF8String:start.CompType()], @"operator",
5217                             [NSString stringWithUTF8String:start.TargetVer()], @"value",
5218                         nil]);
5219
5220                         [clauses addObject:[NSDictionary dictionaryWithObjectsAndKeys:
5221                             [NSString stringWithUTF8String:start.TargetPkg().Name()], @"package",
5222                             version, @"version",
5223                             reason, @"reason",
5224                             installed, @"installed",
5225                         nil]];
5226
5227                         // yes, seriously. (wtf?)
5228                         if (start == end)
5229                             break;
5230                         ++start;
5231                     }
5232                 }
5233             }
5234
5235             pkgDepCache::StateCache &state(cache[iterator]);
5236
5237             static RegEx special_r("(firmware|gsc\\..*|cy\\+.*)");
5238
5239             if (state.NewInstall())
5240                 [installs addObject:name];
5241             // XXX: else if (state.Install())
5242             else if (!state.Delete() && (state.iFlags & pkgDepCache::ReInstall) == pkgDepCache::ReInstall)
5243                 [reinstalls addObject:name];
5244             // XXX: move before previous if
5245             else if (state.Upgrade())
5246                 [upgrades addObject:name];
5247             else if (state.Downgrade())
5248                 [downgrades addObject:name];
5249             else if (!state.Delete())
5250                 // XXX: _assert(state.Keep());
5251                 continue;
5252             else if (special_r(name))
5253                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
5254                     [NSNull null], @"package",
5255                     [NSArray arrayWithObjects:
5256                         [NSDictionary dictionaryWithObjectsAndKeys:
5257                             @"Conflicts", @"relationship",
5258                             [NSArray arrayWithObjects:
5259                                 [NSDictionary dictionaryWithObjectsAndKeys:
5260                                     name, @"package",
5261                                     [NSNull null], @"version",
5262                                     @"installed", @"reason",
5263                                 nil],
5264                             nil], @"clauses",
5265                         nil],
5266                     nil], @"reasons",
5267                 nil]];
5268             else {
5269                 if ([package essential])
5270                     remove = true;
5271                 [removes addObject:name];
5272             }
5273
5274             if ([name isEqualToString:@"cydia"])
5275                 UpgradeCydia_ = true;
5276
5277             substrate_ |= DepSubstrate(policy->GetCandidateVer(iterator));
5278             substrate_ |= DepSubstrate(iterator.CurrentVer());
5279         }
5280
5281         if (!remove)
5282             essential_ = nil;
5283         else if (Advanced_) {
5284             NSString *parenthetical(UCLocalize("PARENTHETICAL"));
5285
5286             essential_ = [[[UIAlertView alloc]
5287                 initWithTitle:UCLocalize("REMOVING_ESSENTIALS")
5288                 message:UCLocalize("REMOVING_ESSENTIALS_EX")
5289                 delegate:self
5290                 cancelButtonTitle:[NSString stringWithFormat:parenthetical, UCLocalize("CANCEL_OPERATION"), UCLocalize("SAFE")]
5291                 otherButtonTitles:
5292                     [NSString stringWithFormat:parenthetical, UCLocalize("FORCE_REMOVAL"), UCLocalize("UNSAFE")],
5293                 nil
5294             ] autorelease];
5295
5296             [essential_ setContext:@"remove"];
5297             [essential_ setNumberOfRows:2];
5298         } else {
5299             essential_ = [[[UIAlertView alloc]
5300                 initWithTitle:UCLocalize("UNABLE_TO_COMPLY")
5301                 message:UCLocalize("UNABLE_TO_COMPLY_EX")
5302                 delegate:self
5303                 cancelButtonTitle:UCLocalize("OKAY")
5304                 otherButtonTitles:nil
5305             ] autorelease];
5306
5307             [essential_ setContext:@"unable"];
5308         }
5309
5310         changes_ = [NSDictionary dictionaryWithObjectsAndKeys:
5311             installs, @"installs",
5312             reinstalls, @"reinstalls",
5313             upgrades, @"upgrades",
5314             downgrades, @"downgrades",
5315             removes, @"removes",
5316         nil];
5317
5318         sizes_ = [NSDictionary dictionaryWithObjectsAndKeys:
5319             [NSNumber numberWithInteger:[database_ fetcher].FetchNeeded()], @"downloading",
5320             [NSNumber numberWithInteger:[database_ fetcher].PartialPresent()], @"resuming",
5321         nil];
5322
5323         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/confirm/", UI_]]];
5324     } return self;
5325 }
5326
5327 - (UIBarButtonItem *) leftButton {
5328     return [[[UIBarButtonItem alloc]
5329         initWithTitle:UCLocalize("CANCEL")
5330         style:UIBarButtonItemStylePlain
5331         target:self
5332         action:@selector(cancelButtonClicked)
5333     ] autorelease];
5334 }
5335
5336 #if !AlwaysReload
5337 - (void) applyRightButton {
5338     if ([issues_ count] == 0 && ![self isLoading])
5339         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
5340             initWithTitle:UCLocalize("CONFIRM")
5341             style:UIBarButtonItemStyleDone
5342             target:self
5343             action:@selector(confirmButtonClicked)
5344         ] autorelease]];
5345     else
5346         [[self navigationItem] setRightBarButtonItem:nil];
5347 }
5348 #endif
5349
5350 - (void) cancelButtonClicked {
5351     [delegate_ cancelAndClear:YES];
5352     [self dismissModalViewControllerAnimated:YES];
5353 }
5354
5355 #if !AlwaysReload
5356 - (void) confirmButtonClicked {
5357     if (essential_ != nil)
5358         [essential_ show];
5359     else
5360         [self complete];
5361 }
5362 #endif
5363
5364 @end
5365 /* }}} */
5366
5367 /* Progress Data {{{ */
5368 @interface CydiaProgressData : NSObject {
5369     _transient id delegate_;
5370
5371     bool running_;
5372     float percent_;
5373
5374     float current_;
5375     float total_;
5376     float speed_;
5377
5378     _H<NSMutableArray> events_;
5379     _H<NSString> title_;
5380
5381     _H<NSString> status_;
5382     _H<NSString> finish_;
5383 }
5384
5385 @end
5386
5387 @implementation CydiaProgressData
5388
5389 + (NSArray *) _attributeKeys {
5390     return [NSArray arrayWithObjects:
5391         @"current",
5392         @"events",
5393         @"finish",
5394         @"percent",
5395         @"running",
5396         @"speed",
5397         @"title",
5398         @"total",
5399     nil];
5400 }
5401
5402 - (NSArray *) attributeKeys {
5403     return [[self class] _attributeKeys];
5404 }
5405
5406 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
5407     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
5408 }
5409
5410 - (id) init {
5411     if ((self = [super init]) != nil) {
5412         events_ = [NSMutableArray arrayWithCapacity:32];
5413     } return self;
5414 }
5415
5416 - (id) delegate {
5417     return delegate_;
5418 }
5419
5420 - (void) setDelegate:(id)delegate {
5421     delegate_ = delegate;
5422 }
5423
5424 - (void) setPercent:(float)value {
5425     percent_ = value;
5426 }
5427
5428 - (NSNumber *) percent {
5429     return [NSNumber numberWithFloat:percent_];
5430 }
5431
5432 - (void) setCurrent:(float)value {
5433     current_ = value;
5434 }
5435
5436 - (NSNumber *) current {
5437     return [NSNumber numberWithFloat:current_];
5438 }
5439
5440 - (void) setTotal:(float)value {
5441     total_ = value;
5442 }
5443
5444 - (NSNumber *) total {
5445     return [NSNumber numberWithFloat:total_];
5446 }
5447
5448 - (void) setSpeed:(float)value {
5449     speed_ = value;
5450 }
5451
5452 - (NSNumber *) speed {
5453     return [NSNumber numberWithFloat:speed_];
5454 }
5455
5456 - (NSArray *) events {
5457     return events_;
5458 }
5459
5460 - (void) removeAllEvents {
5461     [events_ removeAllObjects];
5462 }
5463
5464 - (void) addEvent:(CydiaProgressEvent *)event {
5465     [events_ addObject:event];
5466 }
5467
5468 - (void) setTitle:(NSString *)text {
5469     title_ = text;
5470 }
5471
5472 - (NSString *) title {
5473     return title_;
5474 }
5475
5476 - (void) setFinish:(NSString *)text {
5477     finish_ = text;
5478 }
5479
5480 - (NSString *) finish {
5481     return (id) finish_ ?: [NSNull null];
5482 }
5483
5484 - (void) setRunning:(bool)running {
5485     running_ = running;
5486 }
5487
5488 - (NSNumber *) running {
5489     return running_ ? (NSNumber *) kCFBooleanTrue : (NSNumber *) kCFBooleanFalse;
5490 }
5491
5492 @end
5493 /* }}} */
5494 /* Progress Controller {{{ */
5495 @interface ProgressController : CydiaWebViewController <
5496     ProgressDelegate
5497 > {
5498     _transient Database *database_;
5499     _H<CydiaProgressData, 1> progress_;
5500     unsigned cancel_;
5501 }
5502
5503 - (id) initWithDatabase:(Database *)database delegate:(id)delegate;
5504
5505 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title;
5506
5507 - (void) setTitle:(NSString *)title;
5508 - (void) setCancellable:(bool)cancellable;
5509
5510 @end
5511
5512 @implementation ProgressController
5513
5514 - (void) dealloc {
5515     [database_ setProgressDelegate:nil];
5516     [super dealloc];
5517 }
5518
5519 - (UIBarButtonItem *) leftButton {
5520     return cancel_ == 1 ? [[[UIBarButtonItem alloc]
5521         initWithTitle:UCLocalize("CANCEL")
5522         style:UIBarButtonItemStylePlain
5523         target:self
5524         action:@selector(cancel)
5525     ] autorelease] : nil;
5526 }
5527
5528 - (void) updateCancel {
5529     [super applyLeftButton];
5530 }
5531
5532 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
5533     if ((self = [super init]) != nil) {
5534         database_ = database;
5535         delegate_ = delegate;
5536
5537         [database_ setProgressDelegate:self];
5538
5539         progress_ = [[[CydiaProgressData alloc] init] autorelease];
5540         [progress_ setDelegate:self];
5541
5542         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/progress/", UI_]]];
5543
5544         [scroller_ setBackgroundColor:[UIColor blackColor]];
5545
5546         [[self navigationItem] setHidesBackButton:YES];
5547
5548         [self updateCancel];
5549     } return self;
5550 }
5551
5552 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
5553     [super webView:view didClearWindowObject:window forFrame:frame];
5554     [window setValue:progress_ forKey:@"cydiaProgress"];
5555 }
5556
5557 - (void) updateProgress {
5558     [self dispatchEvent:@"CydiaProgressUpdate"];
5559 }
5560
5561 - (void) viewWillAppear:(BOOL)animated {
5562     [[[self navigationController] navigationBar] setBarStyle:UIBarStyleBlack];
5563     [super viewWillAppear:animated];
5564 }
5565
5566 - (void) reloadSpringBoard {
5567     if (kCFCoreFoundationVersionNumber > 700) { // XXX: iOS 6.x
5568         system("/bin/launchctl stop com.apple.backboardd");
5569         sleep(15);
5570         system("/usr/bin/killall backboardd SpringBoard sbreload");
5571         return;
5572     }
5573
5574     pid_t pid(ExecFork());
5575     if (pid == 0) {
5576         if (setsid() == -1)
5577             perror("setsid");
5578
5579         pid_t pid(ExecFork());
5580         if (pid == 0) {
5581             execl("/usr/libexec/cydia/cydo", "cydo", "/usr/bin/sbreload", NULL);
5582             perror("sbreload");
5583
5584             exit(0);
5585         } ReapZombie(pid);
5586
5587         exit(0);
5588     } ReapZombie(pid);
5589
5590     sleep(15);
5591     system("/usr/bin/killall backboardd SpringBoard sbreload");
5592 }
5593
5594 - (void) close {
5595     UpdateExternalStatus(0);
5596
5597     if (Finish_ > 1)
5598         [delegate_ saveState];
5599
5600     switch (Finish_) {
5601         case 0:
5602             [delegate_ returnToCydia];
5603         break;
5604
5605         case 1:
5606             [delegate_ terminateWithSuccess];
5607             /*if ([delegate_ respondsToSelector:@selector(suspendWithAnimation:)])
5608                 [delegate_ suspendWithAnimation:YES];
5609             else
5610                 [delegate_ suspend];*/
5611         break;
5612
5613         case 2:
5614             _trace();
5615             goto reload;
5616
5617         case 3:
5618             _trace();
5619             goto reload;
5620
5621         reload: {
5622             UIProgressHUD *hud([delegate_ addProgressHUD]);
5623             [hud setText:UCLocalize("LOADING")];
5624             [self performSelector:@selector(reloadSpringBoard) withObject:nil afterDelay:0.5];
5625             return;
5626         }
5627
5628         case 4:
5629             _trace();
5630             if (void (*SBReboot)(mach_port_t) = reinterpret_cast<void (*)(mach_port_t)>(dlsym(RTLD_DEFAULT, "SBReboot")))
5631                 SBReboot(SBSSpringBoardServerPort());
5632             else
5633                 reboot2(RB_AUTOBOOT);
5634         break;
5635     }
5636
5637     [super close];
5638 }
5639
5640 - (void) setTitle:(NSString *)title {
5641     [progress_ setTitle:title];
5642     [self updateProgress];
5643 }
5644
5645 - (UIBarButtonItem *) rightButton {
5646     return [[progress_ running] boolValue] ? [super rightButton] : [[[UIBarButtonItem alloc]
5647         initWithTitle:UCLocalize("CLOSE")
5648         style:UIBarButtonItemStylePlain
5649         target:self
5650         action:@selector(close)
5651     ] autorelease];
5652 }
5653
5654 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title {
5655     UpdateExternalStatus(1);
5656
5657     [progress_ setRunning:true];
5658     [self setTitle:title];
5659     // implicit updateProgress
5660
5661     SHA1SumValue notifyconf; {
5662         FileFd file;
5663         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5664             _error->Discard();
5665         else {
5666             MMap mmap(file, MMap::ReadOnly);
5667             SHA1Summation sha1;
5668             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5669             notifyconf = sha1.Result();
5670         }
5671     }
5672
5673     SHA1SumValue springlist; {
5674         FileFd file;
5675         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5676             _error->Discard();
5677         else {
5678             MMap mmap(file, MMap::ReadOnly);
5679             SHA1Summation sha1;
5680             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5681             springlist = sha1.Result();
5682         }
5683     }
5684
5685     if (invocation != nil) {
5686         [invocation yieldToSelector:@selector(invoke)];
5687         [self setTitle:@"COMPLETE"];
5688     }
5689
5690     if (Finish_ < 4) {
5691         FileFd file;
5692         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5693             _error->Discard();
5694         else {
5695             MMap mmap(file, MMap::ReadOnly);
5696             SHA1Summation sha1;
5697             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5698             if (!(notifyconf == sha1.Result()))
5699                 Finish_ = 4;
5700         }
5701     }
5702
5703     if (Finish_ < 3) {
5704         FileFd file;
5705         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5706             _error->Discard();
5707         else {
5708             MMap mmap(file, MMap::ReadOnly);
5709             SHA1Summation sha1;
5710             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5711             if (!(springlist == sha1.Result()))
5712                 Finish_ = 3;
5713         }
5714     }
5715
5716     if (Finish_ < 2) {
5717         if (RestartSubstrate_)
5718             Finish_ = 2;
5719     }
5720
5721     RestartSubstrate_ = false;
5722
5723     switch (Finish_) {
5724         case 0: [progress_ setFinish:UCLocalize("RETURN_TO_CYDIA")]; break; /* XXX: Maybe UCLocalize("DONE")? */
5725         case 1: [progress_ setFinish:UCLocalize("CLOSE_CYDIA")]; break;
5726         case 2: [progress_ setFinish:UCLocalize("RESTART_SPRINGBOARD")]; break;
5727         case 3: [progress_ setFinish:UCLocalize("RELOAD_SPRINGBOARD")]; break;
5728         case 4: [progress_ setFinish:UCLocalize("REBOOT_DEVICE")]; break;
5729     }
5730
5731     UpdateExternalStatus(Finish_ == 0 ? 0 : 2);
5732
5733     [progress_ setRunning:false];
5734     [self updateProgress];
5735
5736     [self applyRightButton];
5737 }
5738
5739 - (void) addProgressEvent:(CydiaProgressEvent *)event {
5740     [progress_ addEvent:event];
5741     [self updateProgress];
5742 }
5743
5744 - (bool) isProgressCancelled {
5745     return cancel_ == 2;
5746 }
5747
5748 - (void) cancel {
5749     cancel_ = 2;
5750     [self updateCancel];
5751 }
5752
5753 - (void) setCancellable:(bool)cancellable {
5754     unsigned cancel(cancel_);
5755
5756     if (!cancellable)
5757         cancel_ = 0;
5758     else if (cancel_ == 0)
5759         cancel_ = 1;
5760
5761     if (cancel != cancel_)
5762         [self updateCancel];
5763 }
5764
5765 - (void) setProgressCancellable:(NSNumber *)cancellable {
5766     [self setCancellable:[cancellable boolValue]];
5767 }
5768
5769 - (void) setProgressPercent:(NSNumber *)percent {
5770     [progress_ setPercent:[percent floatValue]];
5771     [self updateProgress];
5772 }
5773
5774 - (void) setProgressStatus:(NSDictionary *)status {
5775     if (status == nil) {
5776         [progress_ setCurrent:0];
5777         [progress_ setTotal:0];
5778         [progress_ setSpeed:0];
5779     } else {
5780         [progress_ setPercent:[[status objectForKey:@"Percent"] floatValue]];
5781
5782         [progress_ setCurrent:[[status objectForKey:@"Current"] floatValue]];
5783         [progress_ setTotal:[[status objectForKey:@"Total"] floatValue]];
5784         [progress_ setSpeed:[[status objectForKey:@"Speed"] floatValue]];
5785     }
5786
5787     [self updateProgress];
5788 }
5789
5790 @end
5791 /* }}} */
5792
5793 /* Package Cell {{{ */
5794 @interface PackageCell : CyteTableViewCell <
5795     CyteTableViewCellDelegate
5796 > {
5797     _H<UIImage> icon_;
5798     _H<NSString> name_;
5799     _H<NSString> description_;
5800     bool commercial_;
5801     _H<NSString> source_;
5802     _H<UIImage> badge_;
5803     _H<UIImage> placard_;
5804     bool summarized_;
5805 }
5806
5807 - (PackageCell *) init;
5808 - (void) setPackage:(Package *)package asSummary:(bool)summary;
5809
5810 - (void) drawContentRect:(CGRect)rect;
5811
5812 @end
5813
5814 @implementation PackageCell
5815
5816 - (PackageCell *) init {
5817     CGRect frame(CGRectMake(0, 0, 320, 74));
5818     if ((self = [super initWithFrame:frame reuseIdentifier:@"Package"]) != nil) {
5819         UIView *content([self contentView]);
5820         CGRect bounds([content bounds]);
5821
5822         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
5823         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5824         [content addSubview:content_];
5825
5826         [content_ setDelegate:self];
5827         [content_ setOpaque:YES];
5828     } return self;
5829 }
5830
5831 - (NSString *) accessibilityLabel {
5832     return name_;
5833 }
5834
5835 - (void) setPackage:(Package *)package asSummary:(bool)summary {
5836     summarized_ = summary;
5837
5838     icon_ = nil;
5839     name_ = nil;
5840     description_ = nil;
5841     source_ = nil;
5842     badge_ = nil;
5843     placard_ = nil;
5844
5845     if (package == nil)
5846         [content_ setBackgroundColor:[UIColor whiteColor]];
5847     else {
5848         [package parse];
5849
5850         Source *source = [package source];
5851
5852         icon_ = [package icon];
5853
5854         if (NSString *name = [package name])
5855             name_ = [NSString stringWithString:name];
5856
5857         if (NSString *description = [package shortDescription])
5858             description_ = [NSString stringWithString:description];
5859
5860         commercial_ = [package isCommercial];
5861
5862         NSString *label = nil;
5863         bool trusted = false;
5864
5865         if (source != nil) {
5866             label = [source label];
5867             trusted = [source trusted];
5868         } else if ([[package id] isEqualToString:@"firmware"])
5869             label = UCLocalize("APPLE");
5870         else
5871             label = [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("UNKNOWN"), UCLocalize("LOCAL")];
5872
5873         NSString *from(label);
5874
5875         NSString *section = [package simpleSection];
5876         if (section != nil && ![section isEqualToString:label]) {
5877             section = [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
5878             from = [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), from, section];
5879         }
5880
5881         source_ = [NSString stringWithFormat:UCLocalize("FROM"), from];
5882
5883         if (NSString *purpose = [package primaryPurpose])
5884             badge_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Purposes/%@.png", App_, purpose]];
5885
5886         UIColor *color;
5887         NSString *placard;
5888
5889         if (NSString *mode = [package mode]) {
5890             if ([mode isEqualToString:@"REMOVE"] || [mode isEqualToString:@"PURGE"]) {
5891                 color = RemovingColor_;
5892                 placard = @"removing";
5893             } else {
5894                 color = InstallingColor_;
5895                 placard = @"installing";
5896             }
5897         } else {
5898             color = [UIColor whiteColor];
5899
5900             if ([package installed] != nil)
5901                 placard = @"installed";
5902             else
5903                 placard = nil;
5904         }
5905
5906         [content_ setBackgroundColor:color];
5907
5908         if (placard != nil)
5909             placard_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/%@.png", App_, placard]];
5910     }
5911
5912     [self setNeedsDisplay];
5913     [content_ setNeedsDisplay];
5914 }
5915
5916 - (void) drawSummaryContentRect:(CGRect)rect {
5917     bool highlighted(highlighted_);
5918     float width([self bounds].size.width);
5919
5920     if (icon_ != nil) {
5921         CGRect rect;
5922         rect.size = [(UIImage *) icon_ size];
5923
5924         while (rect.size.width > 16 || rect.size.height > 16) {
5925             rect.size.width /= 2;
5926             rect.size.height /= 2;
5927         }
5928
5929         rect.origin.x = 19 - rect.size.width / 2;
5930         rect.origin.y = 19 - rect.size.height / 2;
5931
5932         [icon_ drawInRect:Retina(rect)];
5933     }
5934
5935     if (badge_ != nil) {
5936         CGRect rect;
5937         rect.size = [(UIImage *) badge_ size];
5938
5939         rect.size.width /= 4;
5940         rect.size.height /= 4;
5941
5942         rect.origin.x = 25 - rect.size.width / 2;
5943         rect.origin.y = 25 - rect.size.height / 2;
5944
5945         [badge_ drawInRect:Retina(rect)];
5946     }
5947
5948     if (highlighted && kCFCoreFoundationVersionNumber < 800)
5949         UISetColor(White_);
5950
5951     if (!highlighted)
5952         UISetColor(commercial_ ? Purple_ : Black_);
5953     [name_ drawAtPoint:CGPointMake(36, 8) forWidth:(width - (placard_ == nil ? 68 : 94)) withFont:Font18Bold_ lineBreakMode:NSLineBreakByTruncatingTail];
5954
5955     if (placard_ != nil)
5956         [placard_ drawAtPoint:CGPointMake(width - 52, 11)];
5957 }
5958
5959 - (void) drawNormalContentRect:(CGRect)rect {
5960     bool highlighted(highlighted_);
5961     float width([self bounds].size.width);
5962
5963     if (icon_ != nil) {
5964         CGRect rect;
5965         rect.size = [(UIImage *) icon_ size];
5966
5967         while (rect.size.width > 32 || rect.size.height > 32) {
5968             rect.size.width /= 2;
5969             rect.size.height /= 2;
5970         }
5971
5972         rect.origin.x = 25 - rect.size.width / 2;
5973         rect.origin.y = 25 - rect.size.height / 2;
5974
5975         [icon_ drawInRect:Retina(rect)];
5976     }
5977
5978     if (badge_ != nil) {
5979         CGRect rect;
5980         rect.size = [(UIImage *) badge_ size];
5981
5982         rect.size.width /= 2;
5983         rect.size.height /= 2;
5984
5985         rect.origin.x = 36 - rect.size.width / 2;
5986         rect.origin.y = 36 - rect.size.height / 2;
5987
5988         [badge_ drawInRect:Retina(rect)];
5989     }
5990
5991     if (highlighted && kCFCoreFoundationVersionNumber < 800)
5992         UISetColor(White_);
5993
5994     if (!highlighted)
5995         UISetColor(commercial_ ? Purple_ : Black_);
5996     [name_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - (placard_ == nil ? 80 : 106)) withFont:Font18Bold_ lineBreakMode:NSLineBreakByTruncatingTail];
5997     [source_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:NSLineBreakByTruncatingTail];
5998
5999     if (!highlighted)
6000         UISetColor(commercial_ ? Purplish_ : Gray_);
6001     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:(width - 46) withFont:Font14_ lineBreakMode:NSLineBreakByTruncatingTail];
6002
6003     if (placard_ != nil)
6004         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
6005 }
6006
6007 - (void) drawContentRect:(CGRect)rect {
6008     if (summarized_)
6009         [self drawSummaryContentRect:rect];
6010     else
6011         [self drawNormalContentRect:rect];
6012 }
6013
6014 @end
6015 /* }}} */
6016 /* Section Cell {{{ */
6017 @interface SectionCell : CyteTableViewCell <
6018     CyteTableViewCellDelegate
6019 > {
6020     _H<NSString> basic_;
6021     _H<NSString> section_;
6022     _H<NSString> name_;
6023     _H<NSString> count_;
6024     _H<UIImage> icon_;
6025     _H<UISwitch> switch_;
6026     BOOL editing_;
6027 }
6028
6029 - (void) setSection:(Section *)section editing:(BOOL)editing;
6030
6031 @end
6032
6033 @implementation SectionCell
6034
6035 - (id) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
6036     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
6037         icon_ = [UIImage imageNamed:@"folder.png"];
6038         // XXX: this initial frame is wrong, but is fixed later
6039         switch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(218, 9, 60, 25)] autorelease];
6040         [switch_ addTarget:self action:@selector(onSwitch:) forEvents:UIControlEventValueChanged];
6041
6042         UIView *content([self contentView]);
6043         CGRect bounds([content bounds]);
6044
6045         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
6046         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6047         [content addSubview:content_];
6048         [content_ setBackgroundColor:[UIColor whiteColor]];
6049
6050         [content_ setDelegate:self];
6051     } return self;
6052 }
6053
6054 - (void) onSwitch:(id)sender {
6055     NSMutableDictionary *metadata([Sections_ objectForKey:basic_]);
6056     if (metadata == nil) {
6057         metadata = [NSMutableDictionary dictionaryWithCapacity:2];
6058         [Sections_ setObject:metadata forKey:basic_];
6059     }
6060
6061     [metadata setObject:[NSNumber numberWithBool:([switch_ isOn] == NO)] forKey:@"Hidden"];
6062     Changed_ = true;
6063 }
6064
6065 - (void) setSection:(Section *)section editing:(BOOL)editing {
6066     if (editing != editing_) {
6067         if (editing_)
6068             [switch_ removeFromSuperview];
6069         else
6070             [self addSubview:switch_];
6071         editing_ = editing;
6072     }
6073
6074     basic_ = nil;
6075     section_ = nil;
6076     name_ = nil;
6077     count_ = nil;
6078
6079     if (section == nil) {
6080         name_ = UCLocalize("ALL_PACKAGES");
6081         count_ = nil;
6082     } else {
6083         basic_ = [section name];
6084         section_ = [section localized];
6085
6086         name_  = section_ == nil || [section_ length] == 0 ? UCLocalize("NO_SECTION") : (NSString *) section_;
6087         count_ = [NSString stringWithFormat:@"%zd", [section count]];
6088
6089         if (editing_)
6090             [switch_ setOn:(isSectionVisible(basic_) ? 1 : 0) animated:NO];
6091     }
6092
6093     [self setAccessoryType:editing ? UITableViewCellAccessoryNone : UITableViewCellAccessoryDisclosureIndicator];
6094     [self setSelectionStyle:editing ? UITableViewCellSelectionStyleNone : UITableViewCellSelectionStyleBlue];
6095
6096     [content_ setNeedsDisplay];
6097 }
6098
6099 - (void) setFrame:(CGRect)frame {
6100     [super setFrame:frame];
6101
6102     CGRect rect([switch_ frame]);
6103     [switch_ setFrame:CGRectMake(frame.size.width - rect.size.width - 9, 9, rect.size.width, rect.size.height)];
6104 }
6105
6106 - (NSString *) accessibilityLabel {
6107     return name_;
6108 }
6109
6110 - (void) drawContentRect:(CGRect)rect {
6111     bool highlighted(highlighted_ && !editing_);
6112
6113     [icon_ drawInRect:CGRectMake(7, 7, 32, 32)];
6114
6115     if (highlighted && kCFCoreFoundationVersionNumber < 800)
6116         UISetColor(White_);
6117
6118     float width(rect.size.width);
6119     if (editing_)
6120         width -= 9 + [switch_ frame].size.width;
6121
6122     if (!highlighted)
6123         UISetColor(Black_);
6124     [name_ drawAtPoint:CGPointMake(48, 12) forWidth:(width - 58) withFont:Font18_ lineBreakMode:NSLineBreakByTruncatingTail];
6125
6126     CGSize size = [count_ sizeWithFont:Font14_];
6127
6128     UISetColor(Folder_);
6129     if (count_ != nil)
6130         [count_ drawAtPoint:CGPointMake(Retina(10 + (30 - size.width) / 2), 18) withFont:Font12Bold_];
6131 }
6132
6133 @end
6134 /* }}} */
6135
6136 /* File Table {{{ */
6137 @interface FileTable : CyteViewController <
6138     UITableViewDataSource,
6139     UITableViewDelegate
6140 > {
6141     _transient Database *database_;
6142     _H<Package> package_;
6143     _H<NSString> name_;
6144     _H<NSMutableArray> files_;
6145     _H<UITableView, 2> list_;
6146 }
6147
6148 - (id) initWithDatabase:(Database *)database;
6149 - (void) setPackage:(Package *)package;
6150
6151 @end
6152
6153 @implementation FileTable
6154
6155 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
6156     return files_ == nil ? 0 : [files_ count];
6157 }
6158
6159 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
6160     return 24.0f;
6161 }*/
6162
6163 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
6164     static NSString *reuseIdentifier = @"Cell";
6165
6166     UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
6167     if (cell == nil) {
6168         cell = [[[UITableViewCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
6169         [cell setFont:[UIFont systemFontOfSize:16]];
6170     }
6171     [cell setText:[files_ objectAtIndex:indexPath.row]];
6172     [cell setSelectionStyle:UITableViewCellSelectionStyleNone];
6173
6174     return cell;
6175 }
6176
6177 - (NSURL *) navigationURL {
6178     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/files", [package_ id]]];
6179 }
6180
6181 - (void) loadView {
6182     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease];
6183     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6184     [list_ setRowHeight:24.0f];
6185     [(UITableView *) list_ setDataSource:self];
6186     [list_ setDelegate:self];
6187     [self setView:list_];
6188 }
6189
6190 - (void) viewDidLoad {
6191     [super viewDidLoad];
6192
6193     [[self navigationItem] setTitle:UCLocalize("INSTALLED_FILES")];
6194 }
6195
6196 - (void) releaseSubviews {
6197     list_ = nil;
6198
6199     package_ = nil;
6200     files_ = nil;
6201
6202     [super releaseSubviews];
6203 }
6204
6205 - (id) initWithDatabase:(Database *)database {
6206     if ((self = [super init]) != nil) {
6207         database_ = database;
6208     } return self;
6209 }
6210
6211 - (void) setPackage:(Package *)package {
6212     package_ = nil;
6213     name_ = nil;
6214
6215     files_ = [NSMutableArray arrayWithCapacity:32];
6216
6217     if (package != nil) {
6218         package_ = package;
6219         name_ = [package id];
6220
6221         if (NSArray *files = [package files])
6222             [files_ addObjectsFromArray:files];
6223
6224         if ([files_ count] != 0) {
6225             if ([[files_ objectAtIndex:0] isEqualToString:@"/."])
6226                 [files_ removeObjectAtIndex:0];
6227             [files_ sortUsingSelector:@selector(compareByPath:)];
6228
6229             NSMutableArray *stack = [NSMutableArray arrayWithCapacity:8];
6230             [stack addObject:@"/"];
6231
6232             for (int i(0), e([files_ count]); i != e; ++i) {
6233                 NSString *file = [files_ objectAtIndex:i];
6234                 while (![file hasPrefix:[stack lastObject]])
6235                     [stack removeLastObject];
6236                 NSString *directory = [stack lastObject];
6237                 [stack addObject:[file stringByAppendingString:@"/"]];
6238                 [files_ replaceObjectAtIndex:i withObject:[NSString stringWithFormat:@"%*s%@",
6239                     ([stack count] - 2) * 3, "",
6240                     [file substringFromIndex:[directory length]]
6241                 ]];
6242             }
6243         }
6244     }
6245
6246     [list_ reloadData];
6247 }
6248
6249 - (void) reloadData {
6250     [super reloadData];
6251
6252     [self setPackage:[database_ packageWithName:name_]];
6253 }
6254
6255 @end
6256 /* }}} */
6257 /* Package Controller {{{ */
6258 @interface CYPackageController : CydiaWebViewController <
6259     UIActionSheetDelegate
6260 > {
6261     _transient Database *database_;
6262     _H<Package> package_;
6263     _H<NSString> name_;
6264     bool commercial_;
6265     std::vector<std::pair<_H<NSString>, _H<NSString>>> buttons_;
6266     _H<UIBarButtonItem> button_;
6267 }
6268
6269 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name withReferrer:(NSString *)referrer;
6270
6271 @end
6272
6273 @implementation CYPackageController
6274
6275 - (NSURL *) navigationURL {
6276     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@", (id) name_]];
6277 }
6278
6279 - (void) _clickButtonWithName:(NSString *)name {
6280     if ([name isEqualToString:@"CLEAR"])
6281         [delegate_ clearPackage:package_];
6282     else if ([name isEqualToString:@"INSTALL"])
6283         [delegate_ installPackage:package_];
6284     else if ([name isEqualToString:@"REINSTALL"])
6285         [delegate_ installPackage:package_];
6286     else if ([name isEqualToString:@"REMOVE"])
6287         [delegate_ removePackage:package_];
6288     else if ([name isEqualToString:@"UPGRADE"])
6289         [delegate_ installPackage:package_];
6290     else _assert(false);
6291 }
6292
6293 - (void) actionSheet:(UIActionSheet *)sheet clickedButtonAtIndex:(NSInteger)button {
6294     NSString *context([sheet context]);
6295
6296     if ([context isEqualToString:@"modify"]) {
6297         if (button != [sheet cancelButtonIndex]) {
6298             if (IsWildcat_)
6299                 [self performSelector:@selector(_clickButtonWithName:) withObject:buttons_[button].first afterDelay:0];
6300             else
6301                 [self _clickButtonWithName:buttons_[button].first];
6302         }
6303
6304         [sheet dismissWithClickedButtonIndex:button animated:YES];
6305     }
6306 }
6307
6308 - (bool) _allowJavaScriptPanel {
6309     return commercial_;
6310 }
6311
6312 #if !AlwaysReload
6313 - (void) _customButtonClicked {
6314     size_t count(buttons_.size());
6315     if (count == 0)
6316         return;
6317
6318     if (count == 1)
6319         [self _clickButtonWithName:buttons_[0].first];
6320     else {
6321         NSMutableArray *buttons = [NSMutableArray arrayWithCapacity:count];
6322         for (const auto &button : buttons_)
6323             [buttons addObject:button.second];
6324
6325         UIActionSheet *sheet = [[[UIActionSheet alloc]
6326             initWithTitle:nil
6327             delegate:self
6328             cancelButtonTitle:nil
6329             destructiveButtonTitle:nil
6330             otherButtonTitles:nil
6331         ] autorelease];
6332
6333         for (NSString *button in buttons) [sheet addButtonWithTitle:button];
6334         if (!IsWildcat_) {
6335            [sheet addButtonWithTitle:UCLocalize("CANCEL")];
6336            [sheet setCancelButtonIndex:[sheet numberOfButtons] - 1];
6337         }
6338         [sheet setContext:@"modify"];
6339
6340         [delegate_ showActionSheet:sheet fromItem:[[self navigationItem] rightBarButtonItem]];
6341     }
6342 }
6343
6344 - (void) reloadButtonClicked {
6345     if (commercial_ && function_ == nil && [package_ uninstalled])
6346         return;
6347     [self customButtonClicked];
6348 }
6349
6350 - (void) applyLoadingTitle {
6351     // Don't show "Loading" as the title. Ever.
6352 }
6353
6354 - (UIBarButtonItem *) rightButton {
6355     return button_;
6356 }
6357 #endif
6358
6359 - (void) setPageColor:(UIColor *)color {
6360     return [super setPageColor:nil];
6361 }
6362
6363 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name withReferrer:(NSString *)referrer {
6364     if ((self = [super init]) != nil) {
6365         database_ = database;
6366         name_ = name == nil ? @"" : [NSString stringWithString:name];
6367         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/package/%@", UI_, (id) name_]] withReferrer:referrer];
6368     } return self;
6369 }
6370
6371 - (void) reloadData {
6372     [super reloadData];
6373
6374     package_ = [database_ packageWithName:name_];
6375
6376     buttons_.clear();
6377
6378     if (package_ != nil) {
6379         [(Package *) package_ parse];
6380
6381         commercial_ = [package_ isCommercial];
6382
6383         if ([package_ mode] != nil)
6384             buttons_.push_back(std::make_pair(@"CLEAR", UCLocalize("CLEAR")));
6385         if ([package_ source] == nil);
6386         else if ([package_ upgradableAndEssential:NO])
6387             buttons_.push_back(std::make_pair(@"UPGRADE", UCLocalize("UPGRADE")));
6388         else if ([package_ uninstalled])
6389             buttons_.push_back(std::make_pair(@"INSTALL", UCLocalize("INSTALL")));
6390         else
6391             buttons_.push_back(std::make_pair(@"REINSTALL", UCLocalize("REINSTALL")));
6392         if (![package_ uninstalled])
6393             buttons_.push_back(std::make_pair(@"REMOVE", UCLocalize("REMOVE")));
6394     }
6395
6396     NSString *title;
6397     switch (buttons_.size()) {
6398         case 0: title = nil; break;
6399         case 1: title = buttons_[0].second; break;
6400         default: title = UCLocalize("MODIFY"); break;
6401     }
6402
6403     button_ = [[[UIBarButtonItem alloc]
6404         initWithTitle:title
6405         style:UIBarButtonItemStylePlain
6406         target:self
6407         action:@selector(customButtonClicked)
6408     ] autorelease];
6409 }
6410
6411 - (bool) isLoading {
6412     return commercial_ ? [super isLoading] : false;
6413 }
6414
6415 @end
6416 /* }}} */
6417
6418 /* Package List Controller {{{ */
6419 @interface PackageListController : CyteViewController <
6420     UITableViewDataSource,
6421     UITableViewDelegate
6422 > {
6423     _transient Database *database_;
6424     unsigned era_;
6425     _H<NSArray> packages_;
6426     _H<NSArray> sections_;
6427     _H<UITableView, 2> list_;
6428
6429     _H<NSArray> thumbs_;
6430     std::vector<NSInteger> offset_;
6431
6432     _H<NSString> title_;
6433     unsigned reloading_;
6434 }
6435
6436 - (id) initWithDatabase:(Database *)database title:(NSString *)title;
6437 - (void) setDelegate:(id)delegate;
6438 - (void) resetCursor;
6439 - (void) clearData;
6440
6441 - (NSArray *) sectionsForPackages:(NSMutableArray *)packages;
6442
6443 @end
6444
6445 @implementation PackageListController
6446
6447 - (NSURL *) referrerURL {
6448     return [self navigationURL];
6449 }
6450
6451 - (bool) isSummarized {
6452     return false;
6453 }
6454
6455 - (bool) showsSections {
6456     return true;
6457 }
6458
6459 - (void) deselectWithAnimation:(BOOL)animated {
6460     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
6461 }
6462
6463 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration curve:(UIViewAnimationCurve)curve {
6464     CGRect base = [[self view] bounds];
6465     base.size.height -= bounds.size.height;
6466     base.origin = [list_ frame].origin;
6467
6468     [UIView beginAnimations:nil context:NULL];
6469     [UIView setAnimationBeginsFromCurrentState:YES];
6470     [UIView setAnimationCurve:curve];
6471     [UIView setAnimationDuration:duration];
6472     [list_ setFrame:base];
6473     [UIView commitAnimations];
6474 }
6475
6476 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration {
6477     [self resizeForKeyboardBounds:bounds duration:duration curve:UIViewAnimationCurveLinear];
6478 }
6479
6480 - (void) resizeForKeyboardBounds:(CGRect)bounds {
6481     [self resizeForKeyboardBounds:bounds duration:0];
6482 }
6483
6484 - (void) getKeyboardCurve:(UIViewAnimationCurve *)curve duration:(NSTimeInterval *)duration forNotification:(NSNotification *)notification {
6485     if (&UIKeyboardAnimationCurveUserInfoKey == NULL)
6486         *curve = UIViewAnimationCurveEaseInOut;
6487     else
6488         [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:curve];
6489
6490     if (&UIKeyboardAnimationDurationUserInfoKey == NULL)
6491         *duration = 0.3;
6492     else
6493         [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:duration];
6494 }
6495
6496 - (void) keyboardWillShow:(NSNotification *)notification {
6497     CGRect bounds;
6498     CGPoint center;
6499     [[[notification userInfo] objectForKey:UIKeyboardBoundsUserInfoKey] getValue:&bounds];
6500     [[[notification userInfo] objectForKey:UIKeyboardCenterEndUserInfoKey] getValue:&center];
6501
6502     NSTimeInterval duration;
6503     UIViewAnimationCurve curve;
6504     [self getKeyboardCurve:&curve duration:&duration forNotification:notification];
6505
6506     CGRect kbframe = CGRectMake(Retina(center.x - bounds.size.width / 2), Retina(center.y - bounds.size.height / 2), bounds.size.width, bounds.size.height);
6507     UIViewController *base = self;
6508     while ([base parentOrPresentingViewController] != nil)
6509         base = [base parentOrPresentingViewController];
6510     CGRect viewframe = [[base view] convertRect:[list_ frame] fromView:[list_ superview]];
6511     CGRect intersection = CGRectIntersection(viewframe, kbframe);
6512
6513     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
6514         intersection.size.height += CYStatusBarHeight();
6515
6516     [self resizeForKeyboardBounds:intersection duration:duration curve:curve];
6517 }
6518
6519 - (void) keyboardWillHide:(NSNotification *)notification {
6520     NSTimeInterval duration;
6521     UIViewAnimationCurve curve;
6522     [self getKeyboardCurve:&curve duration:&duration forNotification:notification];
6523
6524     [self resizeForKeyboardBounds:CGRectZero duration:duration curve:curve];
6525 }
6526
6527 - (void) viewWillAppear:(BOOL)animated {
6528     [super viewWillAppear:animated];
6529
6530     [self resizeForKeyboardBounds:CGRectZero];
6531     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillShow:) name:UIKeyboardWillShowNotification object:nil];
6532     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillHide:) name:UIKeyboardWillHideNotification object:nil];
6533 }
6534
6535 - (void) viewWillDisappear:(BOOL)animated {
6536     [super viewWillDisappear:animated];
6537
6538     [self resizeForKeyboardBounds:CGRectZero];
6539     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillShowNotification object:nil];
6540     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillHideNotification object:nil];
6541 }
6542
6543 - (void) viewDidAppear:(BOOL)animated {
6544     [super viewDidAppear:animated];
6545     [self deselectWithAnimation:animated];
6546 }
6547
6548 - (void) didSelectPackage:(Package *)package {
6549     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id] withReferrer:[[self referrerURL] absoluteString]] autorelease]);
6550     [view setDelegate:delegate_];
6551     [[self navigationController] pushViewController:view animated:YES];
6552 }
6553
6554 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
6555     NSInteger count([sections_ count]);
6556     return count == 0 ? 1 : count;
6557 }
6558
6559 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
6560     if ([sections_ count] == 0 || [[sections_ objectAtIndex:section] count] == 0)
6561         return nil;
6562     return [[sections_ objectAtIndex:section] name];
6563 }
6564
6565 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
6566     if ([sections_ count] == 0)
6567         return 0;
6568     return [[sections_ objectAtIndex:section] count];
6569 }
6570
6571 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
6572 @synchronized (database_) {
6573     if ([database_ era] != era_)
6574         return nil;
6575
6576     Section *section([sections_ objectAtIndex:[path section]]);
6577     NSInteger row([path row]);
6578     Package *package([packages_ objectAtIndex:([section row] + row)]);
6579     return [[package retain] autorelease];
6580 } }
6581
6582 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
6583     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
6584     if (cell == nil)
6585         cell = [[[PackageCell alloc] init] autorelease];
6586
6587     Package *package([database_ packageWithName:[[self packageAtIndexPath:path] id]]);
6588     [cell setPackage:package asSummary:[self isSummarized]];
6589     return cell;
6590 }
6591
6592 - (void) tableView:(UITableView *)table didSelectRowAtIndexPath:(NSIndexPath *)path {
6593     Package *package([self packageAtIndexPath:path]);
6594     package = [database_ packageWithName:[package id]];
6595     [self didSelectPackage:package];
6596 }
6597
6598 - (NSArray *) sectionIndexTitlesForTableView:(UITableView *)tableView {
6599     return thumbs_;
6600 }
6601
6602 - (NSInteger) tableView:(UITableView *)tableView sectionForSectionIndexTitle:(NSString *)title atIndex:(NSInteger)index {
6603     return offset_[index];
6604 }
6605
6606 - (void) updateHeight {
6607     [list_ setRowHeight:([self isSummarized] ? 38 : 73)];
6608 }
6609
6610 - (id) initWithDatabase:(Database *)database title:(NSString *)title {
6611     if ((self = [super init]) != nil) {
6612         database_ = database;
6613         title_ = [title copy];
6614         [[self navigationItem] setTitle:title_];
6615     } return self;
6616 }
6617
6618 - (void) loadView {
6619     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
6620     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
6621     [self setView:view];
6622
6623     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain] autorelease];
6624     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6625     [view addSubview:list_];
6626
6627     // XXX: is 20 the most optimal number here?
6628     [list_ setSectionIndexMinimumDisplayRowCount:20];
6629
6630     [(UITableView *) list_ setDataSource:self];
6631     [list_ setDelegate:self];
6632
6633     [self updateHeight];
6634 }
6635
6636 - (void) releaseSubviews {
6637     list_ = nil;
6638
6639     packages_ = nil;
6640     sections_ = nil;
6641
6642     thumbs_ = nil;
6643     offset_.clear();
6644
6645     [super releaseSubviews];
6646 }
6647
6648 - (void) setDelegate:(id)delegate {
6649     delegate_ = delegate;
6650 }
6651
6652 - (bool) shouldYield {
6653     return false;
6654 }
6655
6656 - (bool) shouldBlock {
6657     return false;
6658 }
6659
6660 - (NSMutableArray *) _reloadPackages {
6661 @synchronized (database_) {
6662     era_ = [database_ era];
6663     NSArray *packages([database_ packages]);
6664
6665     return [NSMutableArray arrayWithArray:packages];
6666 } }
6667
6668 - (void) _reloadData {
6669     if (reloading_ != 0) {
6670         reloading_ = 2;
6671         return;
6672     }
6673
6674     NSMutableArray *packages;
6675
6676   reload:
6677     if ([self shouldYield]) {
6678         do {
6679             UIProgressHUD *hud;
6680
6681             if (![self shouldBlock])
6682                 hud = nil;
6683             else {
6684                 hud = [delegate_ addProgressHUD];
6685                 [hud setText:UCLocalize("LOADING")];
6686             }
6687
6688             reloading_ = 1;
6689             packages = [self yieldToSelector:@selector(_reloadPackages)];
6690
6691             if (hud != nil)
6692                 [delegate_ removeProgressHUD:hud];
6693         } while (reloading_ == 2);
6694     } else {
6695         packages = [self _reloadPackages];
6696     }
6697
6698 @synchronized (database_) {
6699     if (era_ != [database_ era])
6700         goto reload;
6701     reloading_ = 0;
6702
6703     thumbs_ = nil;
6704     offset_.clear();
6705
6706     packages_ = packages;
6707
6708     if ([self showsSections])
6709         sections_ = [self sectionsForPackages:packages];
6710     else {
6711         Section *section([[[Section alloc] initWithName:nil row:0 localize:NO] autorelease]);
6712         [section setCount:[packages_ count]];
6713         sections_ = [NSArray arrayWithObject:section];
6714     }
6715
6716     [self updateHeight];
6717
6718     _profile(PackageTable$reloadData$List)
6719         [(UITableView *) list_ setDataSource:self];
6720         [list_ reloadData];
6721     _end
6722 }
6723
6724     PrintTimes();
6725 }
6726
6727 - (NSArray *) sectionsForPackages:(NSMutableArray *)packages {
6728     Section *prefix([[[Section alloc] initWithName:nil row:0 localize:NO] autorelease]);
6729     size_t end([packages count]);
6730
6731     NSMutableArray *sections([NSMutableArray arrayWithCapacity:16]);
6732     Section *section(prefix);
6733
6734     thumbs_ = CollationThumbs_;
6735     offset_ = CollationOffset_;
6736
6737     size_t offset(0);
6738     size_t offsets([CollationStarts_ count]);
6739
6740     NSString *start([CollationStarts_ objectAtIndex:offset]);
6741     size_t length([start length]);
6742
6743     for (size_t index(0); index != end; ++index) {
6744         if (start != nil) {
6745             Package *package([packages objectAtIndex:index]);
6746             NSString *name(PackageName(package, @selector(cyname)));
6747
6748             //while ([start compare:name options:NSNumericSearch range:NSMakeRange(0, length) locale:CollationLocale_] != NSOrderedDescending) {
6749             while (StringNameCompare(start, name, length) != kCFCompareGreaterThan) {
6750                 NSString *title([CollationTitles_ objectAtIndex:offset]);
6751                 section = [[[Section alloc] initWithName:title row:index localize:NO] autorelease];
6752                 [sections addObject:section];
6753
6754                 start = ++offset == offsets ? nil : [CollationStarts_ objectAtIndex:offset];
6755                 if (start == nil)
6756                     break;
6757                 length = [start length];
6758             }
6759         }
6760
6761         [section addToCount];
6762     }
6763
6764     for (; offset != offsets; ++offset) {
6765         NSString *title([CollationTitles_ objectAtIndex:offset]);
6766         Section *section([[[Section alloc] initWithName:title row:end localize:NO] autorelease]);
6767         [sections addObject:section];
6768     }
6769
6770     if ([prefix count] != 0) {
6771         Section *suffix([sections lastObject]);
6772         [prefix setName:[suffix name]];
6773         [suffix setName:nil];
6774         [sections insertObject:prefix atIndex:(offsets - 1)];
6775     }
6776
6777     return sections;
6778 }
6779
6780 - (void) reloadData {
6781     [super reloadData];
6782
6783     if ([self shouldYield])
6784         [self performSelector:@selector(_reloadData) withObject:nil afterDelay:0];
6785     else
6786         [self _reloadData];
6787 }
6788
6789 - (void) resetCursor {
6790     [list_ scrollRectToVisible:CGRectMake(0, 0, 1, 1) animated:NO];
6791 }
6792
6793 - (void) clearData {
6794     [self updateHeight];
6795
6796     [list_ setDataSource:nil];
6797     [list_ reloadData];
6798
6799     [self resetCursor];
6800 }
6801
6802 @end
6803 /* }}} */
6804 /* Filtered Package List Controller {{{ */
6805 typedef Function<bool, Package *> PackageFilter;
6806 typedef Function<void, NSMutableArray *> PackageSorter;
6807 @interface FilteredPackageListController : PackageListController {
6808     PackageFilter filter_;
6809     PackageSorter sorter_;
6810 }
6811
6812 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(PackageFilter)filter;
6813
6814 - (void) setFilter:(PackageFilter)filter;
6815 - (void) setSorter:(PackageSorter)sorter;
6816
6817 @end
6818
6819 @implementation FilteredPackageListController
6820
6821 - (void) setFilter:(PackageFilter)filter {
6822 @synchronized (self) {
6823     filter_ = filter;
6824 } }
6825
6826 - (void) setSorter:(PackageSorter)sorter {
6827 @synchronized (self) {
6828     sorter_ = sorter;
6829 } }
6830
6831 - (NSMutableArray *) _reloadPackages {
6832 @synchronized (database_) {
6833     era_ = [database_ era];
6834
6835     NSArray *packages([database_ packages]);
6836     NSMutableArray *filtered([NSMutableArray arrayWithCapacity:[packages count]]);
6837
6838     PackageFilter filter;
6839     PackageSorter sorter;
6840
6841     @synchronized (self) {
6842         filter = filter_;
6843         sorter = sorter_;
6844     }
6845
6846     _profile(PackageTable$reloadData$Filter)
6847         for (Package *package in packages)
6848             if ([package valid] && filter(package))
6849                 [filtered addObject:package];
6850     _end
6851
6852     if (sorter)
6853         sorter(filtered);
6854     return filtered;
6855 } }
6856
6857 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(PackageFilter)filter {
6858     if ((self = [super initWithDatabase:database title:title]) != nil) {
6859         [self setFilter:filter];
6860     } return self;
6861 }
6862
6863 @end
6864 /* }}} */
6865
6866 /* Home Controller {{{ */
6867 @interface HomeController : CydiaWebViewController {
6868     CFRunLoopRef runloop_;
6869     SCNetworkReachabilityRef reachability_;
6870 }
6871
6872 @end
6873
6874 @implementation HomeController
6875
6876 static void HomeControllerReachabilityCallback(SCNetworkReachabilityRef reachability, SCNetworkReachabilityFlags flags, void *info) {
6877     [(HomeController *) info dispatchEvent:@"CydiaReachabilityCallback"];
6878 }
6879
6880 - (id) init {
6881     if ((self = [super init]) != nil) {
6882         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/home/", UI_]]];
6883         [self reloadData];
6884
6885         reachability_ = SCNetworkReachabilityCreateWithName(kCFAllocatorDefault, "cydia.saurik.com");
6886         if (reachability_ != NULL) {
6887             SCNetworkReachabilityContext context = {0, self, NULL, NULL, NULL};
6888             SCNetworkReachabilitySetCallback(reachability_, HomeControllerReachabilityCallback, &context);
6889
6890             CFRunLoopRef runloop(CFRunLoopGetCurrent());
6891             if (SCNetworkReachabilityScheduleWithRunLoop(reachability_, runloop, kCFRunLoopDefaultMode))
6892                 runloop_ = runloop;
6893         }
6894     } return self;
6895 }
6896
6897 - (void) dealloc {
6898     if (reachability_ != NULL && runloop_ != NULL)
6899         SCNetworkReachabilityUnscheduleFromRunLoop(reachability_, runloop_, kCFRunLoopDefaultMode);
6900     [super dealloc];
6901 }
6902
6903 - (NSURL *) navigationURL {
6904     return [NSURL URLWithString:@"cydia://home"];
6905 }
6906
6907 - (void) aboutButtonClicked {
6908     UIAlertView *alert([[[UIAlertView alloc] init] autorelease]);
6909
6910     [alert setTitle:UCLocalize("ABOUT_CYDIA")];
6911     [alert addButtonWithTitle:UCLocalize("CLOSE")];
6912     [alert setCancelButtonIndex:0];
6913
6914     [alert setMessage:
6915         @"Copyright \u00a9 2008-2014\n"
6916         "SaurikIT, LLC\n"
6917         "\n"
6918         "Jay Freeman (saurik)\n"
6919         "saurik@saurik.com\n"
6920         "http://www.saurik.com/"
6921     ];
6922
6923     [alert show];
6924 }
6925
6926 - (UIBarButtonItem *) leftButton {
6927     return [[[UIBarButtonItem alloc]
6928         initWithTitle:UCLocalize("ABOUT")
6929         style:UIBarButtonItemStylePlain
6930         target:self
6931         action:@selector(aboutButtonClicked)
6932     ] autorelease];
6933 }
6934
6935 @end
6936 /* }}} */
6937
6938 /* Cydia Navigation Controller Interface {{{ */
6939 @interface UINavigationController (Cydia)
6940
6941 - (NSArray *) navigationURLCollection;
6942 - (void) unloadData;
6943
6944 @end
6945 /* }}} */
6946
6947 /* Cydia Tab Bar Controller {{{ */
6948 @interface CydiaTabBarController : CyteTabBarController <
6949     UITabBarControllerDelegate,
6950     FetchDelegate
6951 > {
6952     _transient Database *database_;
6953
6954     _H<UIActivityIndicatorView> indicator_;
6955
6956     bool updating_;
6957     // XXX: ok, "updatedelegate_"?...
6958     _transient NSObject<CydiaDelegate> *updatedelegate_;
6959 }
6960
6961 - (NSArray *) navigationURLCollection;
6962 - (void) beginUpdate;
6963 - (BOOL) updating;
6964
6965 @end
6966
6967 @implementation CydiaTabBarController
6968
6969 - (NSArray *) navigationURLCollection {
6970     NSMutableArray *items([NSMutableArray array]);
6971
6972     // XXX: Should this deal with transient view controllers?
6973     for (id navigation in [self viewControllers]) {
6974         NSArray *stack = [navigation performSelector:@selector(navigationURLCollection)];
6975         if (stack != nil)
6976             [items addObject:stack];
6977     }
6978
6979     return items;
6980 }
6981
6982 - (id) initWithDatabase:(Database *)database {
6983     if ((self = [super init]) != nil) {
6984         database_ = database;
6985         [self setDelegate:self];
6986
6987         indicator_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteTiny] autorelease];
6988         [indicator_ setOrigin:CGPointMake(kCFCoreFoundationVersionNumber >= 800 ? 2 : 4, 2)];
6989
6990         [[self view] setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6991     } return self;
6992 }
6993
6994 - (void) setUpdate:(NSDate *)date {
6995     [self beginUpdate];
6996 }
6997
6998 - (void) beginUpdate {
6999     if (updating_)
7000         return;
7001
7002     UIViewController *controller([[self viewControllers] objectAtIndex:1]);
7003     UITabBarItem *item([controller tabBarItem]);
7004
7005     [item setBadgeValue:@""];
7006     UIView *badge(MSHookIvar<UIView *>([item view], "_badge"));
7007
7008     [indicator_ startAnimating];
7009     [badge addSubview:indicator_];
7010
7011     [updatedelegate_ retainNetworkActivityIndicator];
7012     updating_ = true;
7013
7014     [NSThread
7015         detachNewThreadSelector:@selector(performUpdate)
7016         toTarget:self
7017         withObject:nil
7018     ];
7019 }
7020
7021 - (void) performUpdate {
7022     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
7023
7024     SourceStatus status(self, database_);
7025     [database_ updateWithStatus:status];
7026
7027     [self
7028         performSelectorOnMainThread:@selector(completeUpdate)
7029         withObject:nil
7030         waitUntilDone:NO
7031     ];
7032
7033     [pool release];
7034 }
7035
7036 - (void) stopUpdateWithSelector:(SEL)selector {
7037     updating_ = false;
7038     [updatedelegate_ releaseNetworkActivityIndicator];
7039
7040     UIViewController *controller([[self viewControllers] objectAtIndex:1]);
7041     [[controller tabBarItem] setBadgeValue:nil];
7042
7043     [indicator_ removeFromSuperview];
7044     [indicator_ stopAnimating];
7045
7046     [updatedelegate_ performSelector:selector withObject:nil afterDelay:0];
7047 }
7048
7049 - (void) completeUpdate {
7050     if (!updating_)
7051         return;
7052     [self stopUpdateWithSelector:@selector(reloadData)];
7053 }
7054
7055 - (void) cancelUpdate {
7056     [self stopUpdateWithSelector:@selector(updateDataAndLoad)];
7057 }
7058
7059 - (void) cancelPressed {
7060     [self cancelUpdate];
7061 }
7062
7063 - (BOOL) updating {
7064     return updating_;
7065 }
7066
7067 - (bool) isSourceCancelled {
7068     return !updating_;
7069 }
7070
7071 - (void) startSourceFetch:(NSString *)uri {
7072 }
7073
7074 - (void) stopSourceFetch:(NSString *)uri {
7075 }
7076
7077 - (void) setUpdateDelegate:(id)delegate {
7078     updatedelegate_ = delegate;
7079 }
7080
7081 @end
7082 /* }}} */
7083
7084 /* Cydia Navigation Controller Implementation {{{ */
7085 @implementation UINavigationController (Cydia)
7086
7087 - (NSArray *) navigationURLCollection {
7088     NSMutableArray *stack([NSMutableArray array]);
7089
7090     for (CyteViewController *controller in [self viewControllers]) {
7091         NSString *url = [[controller navigationURL] absoluteString];
7092         if (url != nil)
7093             [stack addObject:url];
7094     }
7095
7096     return stack;
7097 }
7098
7099 - (void) reloadData {
7100     [super reloadData];
7101
7102     UIViewController *visible([self visibleViewController]);
7103     if (visible != nil)
7104         [visible reloadData];
7105
7106     // on the iPad, this view controller is ALSO visible. :(
7107     if (IsWildcat_)
7108         if (UIViewController *modal = [self modalViewController])
7109             if ([modal modalPresentationStyle] == UIModalPresentationFormSheet)
7110                 if (UIViewController *top = [self topViewController])
7111                     if (top != visible)
7112                         [top reloadData];
7113 }
7114
7115 - (void) unloadData {
7116     for (CyteViewController *page in [self viewControllers])
7117         [page unloadData];
7118
7119     [super unloadData];
7120 }
7121
7122 @end
7123 /* }}} */
7124
7125 /* Cydia:// Protocol {{{ */
7126 @interface CydiaURLProtocol : NSURLProtocol {
7127 }
7128
7129 @end
7130
7131 @implementation CydiaURLProtocol
7132
7133 + (BOOL) canInitWithRequest:(NSURLRequest *)request {
7134     NSURL *url([request URL]);
7135     if (url == nil)
7136         return NO;
7137
7138     NSString *scheme([[url scheme] lowercaseString]);
7139     if (scheme != nil && [scheme isEqualToString:@"cydia"])
7140         return YES;
7141     if ([[url absoluteString] hasPrefix:@"about:cydia-"])
7142         return YES;
7143
7144     return NO;
7145 }
7146
7147 + (NSURLRequest *) canonicalRequestForRequest:(NSURLRequest *)request {
7148     return request;
7149 }
7150
7151 - (void) _returnPNGWithImage:(UIImage *)icon forRequest:(NSURLRequest *)request {
7152     id<NSURLProtocolClient> client([self client]);
7153     if (icon == nil)
7154         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorFileDoesNotExist userInfo:nil]];
7155     else {
7156         NSData *data(UIImagePNGRepresentation(icon));
7157
7158         NSURLResponse *response([[[NSURLResponse alloc] initWithURL:[request URL] MIMEType:@"image/png" expectedContentLength:-1 textEncodingName:nil] autorelease]);
7159         [client URLProtocol:self didReceiveResponse:response cacheStoragePolicy:NSURLCacheStorageNotAllowed];
7160         [client URLProtocol:self didLoadData:data];
7161         [client URLProtocolDidFinishLoading:self];
7162     }
7163 }
7164
7165 - (void) startLoading {
7166     id<NSURLProtocolClient> client([self client]);
7167     NSURLRequest *request([self request]);
7168
7169     NSURL *url([request URL]);
7170     NSString *href([url absoluteString]);
7171     NSString *scheme([[url scheme] lowercaseString]);
7172
7173     NSString *path;
7174
7175     if ([scheme isEqualToString:@"cydia"])
7176         path = [href substringFromIndex:8];
7177     else if ([scheme isEqualToString:@"about"])
7178         path = [href substringFromIndex:12];
7179     else _assert(false);
7180
7181     NSRange slash([path rangeOfString:@"/"]);
7182
7183     NSString *command;
7184     if (slash.location == NSNotFound) {
7185         command = path;
7186         path = nil;
7187     } else {
7188         command = [path substringToIndex:slash.location];
7189         path = [path substringFromIndex:(slash.location + 1)];
7190     }
7191
7192     Database *database([Database sharedInstance]);
7193
7194     if ([command isEqualToString:@"package-icon"]) {
7195         if (path == nil)
7196             goto fail;
7197         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7198         Package *package([database packageWithName:path]);
7199         if (package == nil)
7200             goto fail;
7201         [package parse];
7202         UIImage *icon([package icon]);
7203         [self _returnPNGWithImage:icon forRequest:request];
7204     } else if ([command isEqualToString:@"uikit-image"]) {
7205         if (path == nil)
7206             goto fail;
7207         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7208         UIImage *icon(_UIImageWithName(path));
7209         [self _returnPNGWithImage:icon forRequest:request];
7210     } else if ([command isEqualToString:@"section-icon"]) {
7211         if (path == nil)
7212             goto fail;
7213         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7214         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, [path stringByReplacingOccurrencesOfString:@" " withString:@"_"]]]);
7215         if (icon == nil)
7216             icon = [UIImage imageNamed:@"unknown.png"];
7217         [self _returnPNGWithImage:icon forRequest:request];
7218     } else fail: {
7219         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorResourceUnavailable userInfo:nil]];
7220     }
7221 }
7222
7223 - (void) stopLoading {
7224 }
7225
7226 @end
7227 /* }}} */
7228
7229 /* Section Controller {{{ */
7230 @interface SectionController : FilteredPackageListController {
7231     _H<NSString> key_;
7232     _H<NSString> section_;
7233 }
7234
7235 - (id) initWithDatabase:(Database *)database source:(Source *)source section:(NSString *)section;
7236
7237 @end
7238
7239 @implementation SectionController
7240
7241 - (NSURL *) referrerURL {
7242     NSString *name(section_);
7243     name = name ?: @"*";
7244     NSString *key(key_);
7245     key = key ?: @"*";
7246     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/sections/%@/%@", UI_, [key stringByAddingPercentEscapesIncludingReserved], [name stringByAddingPercentEscapesIncludingReserved]]];
7247 }
7248
7249 - (NSURL *) navigationURL {
7250     NSString *name(section_);
7251     name = name ?: @"*";
7252     NSString *key(key_);
7253     key = key ?: @"*";
7254     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sections/%@/%@", [key stringByAddingPercentEscapesIncludingReserved], [name stringByAddingPercentEscapesIncludingReserved]]];
7255 }
7256
7257 - (id) initWithDatabase:(Database *)database source:(Source *)source section:(NSString *)section {
7258     NSString *title;
7259     if (section == nil)
7260         title = UCLocalize("ALL_PACKAGES");
7261     else if (![section isEqual:@""])
7262         title = [[NSBundle mainBundle] localizedStringForKey:Simplify(section) value:nil table:@"Sections"];
7263     else
7264         title = UCLocalize("NO_SECTION");
7265
7266     if ((self = [super initWithDatabase:database title:title]) != nil) {
7267         key_ = [source key];
7268         section_ = section;
7269     } return self;
7270 }
7271
7272 - (void) reloadData {
7273     Source *source([database_ sourceWithKey:key_]);
7274     _H<NSString> name(section_);
7275
7276     [self setFilter:[=](Package *package) {
7277         NSString *section([package section]);
7278
7279         return (
7280             name == nil ||
7281             section == nil && [name length] == 0 ||
7282             [name isEqualToString:section]
7283         ) && (
7284             source == nil ||
7285             [package source] == source
7286         ) && [package visible];
7287     }];
7288
7289     [super reloadData];
7290 }
7291
7292 @end
7293 /* }}} */
7294 /* Sections Controller {{{ */
7295 @interface SectionsController : CyteViewController <
7296     UITableViewDataSource,
7297     UITableViewDelegate
7298 > {
7299     _transient Database *database_;
7300     _H<NSString> key_;
7301     _H<NSMutableArray> sections_;
7302     _H<NSMutableArray> filtered_;
7303     _H<UITableView, 2> list_;
7304 }
7305
7306 - (id) initWithDatabase:(Database *)database source:(Source *)source;
7307 - (void) editButtonClicked;
7308
7309 @end
7310
7311 @implementation SectionsController
7312
7313 - (NSURL *) navigationURL {
7314     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sources/%@", [key_ stringByAddingPercentEscapesIncludingReserved]]];
7315 }
7316
7317 - (Source *) source {
7318     if (key_ == nil)
7319         return nil;
7320     return [database_ sourceWithKey:key_];
7321 }
7322
7323 - (void) updateNavigationItem {
7324     [[self navigationItem] setTitle:[self isEditing] ? UCLocalize("SECTION_VISIBILITY") : UCLocalize("SECTIONS")];
7325     if ([sections_ count] == 0) {
7326         [[self navigationItem] setRightBarButtonItem:nil];
7327     } else {
7328         [[self navigationItem] setRightBarButtonItem:[[UIBarButtonItem alloc]
7329             initWithBarButtonSystemItem:([self isEditing] ? UIBarButtonSystemItemDone : UIBarButtonSystemItemEdit)
7330             target:self
7331             action:@selector(editButtonClicked)
7332         ] animated:([[self navigationItem] rightBarButtonItem] != nil)];
7333     }
7334 }
7335
7336 - (void) setEditing:(BOOL)editing animated:(BOOL)animated {
7337     [super setEditing:editing animated:animated];
7338
7339     if (editing)
7340         [list_ reloadData];
7341     else
7342         [delegate_ updateData];
7343
7344     [self updateNavigationItem];
7345 }
7346
7347 - (void) viewDidAppear:(BOOL)animated {
7348     [super viewDidAppear:animated];
7349     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7350 }
7351
7352 - (void) viewWillDisappear:(BOOL)animated {
7353     [super viewWillDisappear:animated];
7354     [self setEditing:NO];
7355 }
7356
7357 - (Section *) sectionAtIndexPath:(NSIndexPath *)indexPath {
7358     Section *section = nil;
7359     int index = [indexPath row];
7360     if (![self isEditing]) {
7361         index -= 1;
7362         if (index >= 0)
7363             section = [filtered_ objectAtIndex:index];
7364     } else {
7365         section = [sections_ objectAtIndex:index];
7366     }
7367     return section;
7368 }
7369
7370 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7371     if ([self isEditing])
7372         return [sections_ count];
7373     else
7374         return [filtered_ count] + 1;
7375 }
7376
7377 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
7378     return 45.0f;
7379 }*/
7380
7381 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7382     static NSString *reuseIdentifier = @"SectionCell";
7383
7384     SectionCell *cell = (SectionCell *)[tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
7385     if (cell == nil)
7386         cell = [[[SectionCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
7387
7388     [cell setSection:[self sectionAtIndexPath:indexPath] editing:[self isEditing]];
7389
7390     return cell;
7391 }
7392
7393 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
7394     if ([self isEditing])
7395         return;
7396
7397     Section *section = [self sectionAtIndexPath:indexPath];
7398
7399     SectionController *controller = [[[SectionController alloc]
7400         initWithDatabase:database_
7401         source:[self source]
7402         section:[section name]
7403     ] autorelease];
7404     [controller setDelegate:delegate_];
7405
7406     [[self navigationController] pushViewController:controller animated:YES];
7407 }
7408
7409 - (void) loadView {
7410     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease];
7411     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7412     [list_ setRowHeight:46];
7413     [(UITableView *) list_ setDataSource:self];
7414     [list_ setDelegate:self];
7415     [self setView:list_];
7416 }
7417
7418 - (void) viewDidLoad {
7419     [super viewDidLoad];
7420
7421     [[self navigationItem] setTitle:UCLocalize("SECTIONS")];
7422 }
7423
7424 - (void) releaseSubviews {
7425     list_ = nil;
7426
7427     sections_ = nil;
7428     filtered_ = nil;
7429
7430     [super releaseSubviews];
7431 }
7432
7433 - (id) initWithDatabase:(Database *)database source:(Source *)source {
7434     if ((self = [super init]) != nil) {
7435         database_ = database;
7436         key_ = [source key];
7437     } return self;
7438 }
7439
7440 - (void) reloadData {
7441     [super reloadData];
7442
7443     NSArray *packages = [database_ packages];
7444
7445     sections_ = [NSMutableArray arrayWithCapacity:16];
7446     filtered_ = [NSMutableArray arrayWithCapacity:16];
7447
7448     NSMutableDictionary *sections([NSMutableDictionary dictionaryWithCapacity:32]);
7449
7450     Source *source([self source]);
7451
7452     _trace();
7453     for (Package *package in packages) {
7454         if (source != nil && [package source] != source)
7455             continue;
7456
7457         NSString *name([package section]);
7458         NSString *key(name == nil ? @"" : name);
7459
7460         Section *section;
7461
7462         _profile(SectionsView$reloadData$Section)
7463             section = [sections objectForKey:key];
7464             if (section == nil) {
7465                 _profile(SectionsView$reloadData$Section$Allocate)
7466                     section = [[[Section alloc] initWithName:key localize:YES] autorelease];
7467                     [sections setObject:section forKey:key];
7468                 _end
7469             }
7470         _end
7471
7472         [section addToCount];
7473
7474         _profile(SectionsView$reloadData$Filter)
7475             if (![package valid] || ![package visible])
7476                 continue;
7477         _end
7478
7479         [section addToRow];
7480     }
7481     _trace();
7482
7483     [sections_ addObjectsFromArray:[sections allValues]];
7484
7485     [sections_ sortUsingSelector:@selector(compareByLocalized:)];
7486
7487     for (Section *section in (id) sections_) {
7488         size_t count([section row]);
7489         if (count == 0)
7490             continue;
7491
7492         section = [[[Section alloc] initWithName:[section name] localized:[section localized]] autorelease];
7493         [section setCount:count];
7494         [filtered_ addObject:section];
7495     }
7496
7497     [self updateNavigationItem];
7498     [list_ reloadData];
7499     _trace();
7500 }
7501
7502 - (void) editButtonClicked {
7503     [self setEditing:![self isEditing] animated:YES];
7504 }
7505
7506 @end
7507 /* }}} */
7508
7509 /* Changes Controller {{{ */
7510 @interface ChangesController : FilteredPackageListController {
7511     unsigned upgrades_;
7512 }
7513
7514 - (id) initWithDatabase:(Database *)database;
7515
7516 @end
7517
7518 @implementation ChangesController
7519
7520 - (NSURL *) referrerURL {
7521     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/changes/", UI_]];
7522 }
7523
7524 - (NSURL *) navigationURL {
7525     return [NSURL URLWithString:@"cydia://changes"];
7526 }
7527
7528 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
7529 @synchronized (database_) {
7530     if ([database_ era] != era_)
7531         return nil;
7532
7533     NSUInteger sectionIndex([path section]);
7534     if (sectionIndex >= [sections_ count])
7535         return nil;
7536     Section *section([sections_ objectAtIndex:sectionIndex]);
7537     NSInteger row([path row]);
7538     return [[[packages_ objectAtIndex:([section row] + row)] retain] autorelease];
7539 } }
7540
7541 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
7542     NSString *context([alert context]);
7543
7544     if ([context isEqualToString:@"norefresh"])
7545         [alert dismissWithClickedButtonIndex:-1 animated:YES];
7546 }
7547
7548 - (void) setLeftBarButtonItem {
7549     if ([delegate_ updating])
7550         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7551             initWithTitle:UCLocalize("CANCEL")
7552             style:UIBarButtonItemStyleDone
7553             target:self
7554             action:@selector(cancelButtonClicked)
7555         ] autorelease] animated:YES];
7556     else
7557         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7558             initWithTitle:UCLocalize("REFRESH")
7559             style:UIBarButtonItemStylePlain
7560             target:self
7561             action:@selector(refreshButtonClicked)
7562         ] autorelease] animated:YES];
7563 }
7564
7565 - (void) refreshButtonClicked {
7566     if ([delegate_ requestUpdate])
7567         [self setLeftBarButtonItem];
7568 }
7569
7570 - (void) cancelButtonClicked {
7571     [delegate_ cancelUpdate];
7572 }
7573
7574 - (void) upgradeButtonClicked {
7575     [delegate_ distUpgrade];
7576     [[self navigationItem] setRightBarButtonItem:nil animated:YES];
7577 }
7578
7579 - (bool) shouldYield {
7580     return true;
7581 }
7582
7583 - (bool) shouldBlock {
7584     return true;
7585 }
7586
7587 - (void) useFilter {
7588 @synchronized (self) {
7589     [self setFilter:[](Package *package) {
7590         return [package upgradableAndEssential:YES] || [package visible];
7591     }];
7592
7593     [self setSorter:[](NSMutableArray *packages) {
7594         [packages radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackageChangesRadix) withContext:NULL];
7595     }];
7596 } }
7597
7598 - (id) initWithDatabase:(Database *)database {
7599     if ((self = [super initWithDatabase:database title:UCLocalize("CHANGES")]) != nil) {
7600         [self useFilter];
7601     } return self;
7602 }
7603
7604 - (void) viewDidLoad {
7605     [super viewDidLoad];
7606     [self setLeftBarButtonItem];
7607 }
7608
7609 - (void) viewWillAppear:(BOOL)animated {
7610     [super viewWillAppear:animated];
7611     [self setLeftBarButtonItem];
7612 }
7613
7614 - (void) reloadData {
7615     [self setLeftBarButtonItem];
7616     [super reloadData];
7617 }
7618
7619 - (NSArray *) sectionsForPackages:(NSMutableArray *)packages {
7620     NSMutableArray *sections([NSMutableArray arrayWithCapacity:16]);
7621
7622     Section *upgradable = [[[Section alloc] initWithName:UCLocalize("AVAILABLE_UPGRADES") localize:NO] autorelease];
7623     Section *ignored = nil;
7624     Section *section = nil;
7625     time_t last = 0;
7626
7627     upgrades_ = 0;
7628     bool unseens = false;
7629
7630     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle));
7631
7632     for (size_t offset = 0, count = [packages count]; offset != count; ++offset) {
7633         Package *package = [packages objectAtIndex:offset];
7634
7635         BOOL uae = [package upgradableAndEssential:YES];
7636
7637         if (!uae) {
7638             unseens = true;
7639             time_t seen([package seen]);
7640
7641             if (section == nil || last != seen) {
7642                 last = seen;
7643
7644                 NSString *name;
7645                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:seen]);
7646                 [name autorelease];
7647
7648                 _profile(ChangesController$reloadData$Allocate)
7649                     name = [NSString stringWithFormat:UCLocalize("NEW_AT"), name];
7650                     section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
7651                     [sections addObject:section];
7652                 _end
7653             }
7654
7655             [section addToCount];
7656         } else if ([package ignored]) {
7657             if (ignored == nil) {
7658                 ignored = [[[Section alloc] initWithName:UCLocalize("IGNORED_UPGRADES") row:offset localize:NO] autorelease];
7659             }
7660             [ignored addToCount];
7661         } else {
7662             ++upgrades_;
7663             [upgradable addToCount];
7664         }
7665     }
7666     _trace();
7667
7668     CFRelease(formatter);
7669
7670     if (unseens) {
7671         Section *last = [sections lastObject];
7672         size_t count = [last count];
7673         [packages removeObjectsInRange:NSMakeRange([packages count] - count, count)];
7674         [sections removeLastObject];
7675     }
7676
7677     if ([ignored count] != 0)
7678         [sections insertObject:ignored atIndex:0];
7679     if (upgrades_ != 0)
7680         [sections insertObject:upgradable atIndex:0];
7681
7682     [list_ reloadData];
7683
7684     [[self navigationItem] setRightBarButtonItem:(upgrades_ == 0 ? nil : [[[UIBarButtonItem alloc]
7685         initWithTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("UPGRADE"), [NSString stringWithFormat:@"%u", upgrades_]]
7686         style:UIBarButtonItemStylePlain
7687         target:self
7688         action:@selector(upgradeButtonClicked)
7689     ] autorelease]) animated:YES];
7690
7691     return sections;
7692 }
7693
7694 @end
7695 /* }}} */
7696 /* Search Controller {{{ */
7697 @interface SearchController : FilteredPackageListController <
7698     UISearchBarDelegate
7699 > {
7700     _H<UISearchBar, 1> search_;
7701     BOOL searchloaded_;
7702     bool summary_;
7703 }
7704
7705 - (id) initWithDatabase:(Database *)database query:(NSString *)query;
7706 - (void) reloadData;
7707
7708 @end
7709
7710 @implementation SearchController
7711
7712 - (NSURL *) referrerURL {
7713     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/search?q=%@", UI_, [([search_ text] ?: @"") stringByAddingPercentEscapesIncludingReserved]]];
7714 }
7715
7716 - (NSURL *) navigationURL {
7717     if ([search_ text] == nil || [[search_ text] isEqualToString:@""])
7718         return [NSURL URLWithString:@"cydia://search"];
7719     else
7720         return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://search/%@", [[search_ text] stringByAddingPercentEscapesIncludingReserved]]];
7721 }
7722
7723 - (NSArray *) termsForQuery:(NSString *)query {
7724     NSMutableArray *terms([NSMutableArray arrayWithCapacity:2]);
7725     for (NSString *component in [query componentsSeparatedByString:@" "])
7726         if ([component length] != 0)
7727             [terms addObject:component];
7728
7729     return terms;
7730 }
7731
7732 - (void) useSearch {
7733     _H<NSArray> query([self termsForQuery:[search_ text]]);
7734     summary_ = false;
7735
7736 @synchronized (self) {
7737     [self setFilter:[=](Package *package) {
7738         if (![package unfiltered])
7739             return false;
7740         if (![package matches:query])
7741             return false;
7742         return true;
7743     }];
7744
7745     [self setSorter:[](NSMutableArray *packages) {
7746         [packages radixSortUsingSelector:@selector(rank)];
7747     }];
7748 }
7749
7750     [self clearData];
7751     [self reloadData];
7752 }
7753
7754 - (void) usePrefix:(NSString *)prefix {
7755     _H<NSString> query(prefix);
7756     summary_ = true;
7757
7758 @synchronized (self) {
7759     [self setFilter:[=](Package *package) {
7760         if ([query length] == 0)
7761             return false;
7762         if (![package unfiltered])
7763             return false;
7764         if ([[package name] compare:query options:MatchCompareOptions_ range:NSMakeRange(0, [query length])] != NSOrderedSame)
7765             return false;
7766         return true;
7767     }];
7768
7769     [self setSorter:nullptr];
7770 }
7771
7772     [self reloadData];
7773 }
7774
7775 - (void) searchBarTextDidBeginEditing:(UISearchBar *)searchBar {
7776     [self clearData];
7777     [self usePrefix:[search_ text]];
7778 }
7779
7780 - (void) searchBarButtonClicked:(UISearchBar *)searchBar {
7781     [search_ resignFirstResponder];
7782     [self useSearch];
7783 }
7784
7785 - (void) searchBarCancelButtonClicked:(UISearchBar *)searchBar {
7786     [search_ setText:@""];
7787     [self searchBarButtonClicked:searchBar];
7788 }
7789
7790 - (void) searchBarSearchButtonClicked:(UISearchBar *)searchBar {
7791     [self searchBarButtonClicked:searchBar];
7792 }
7793
7794 - (void) searchBar:(UISearchBar *)searchBar textDidChange:(NSString *)text {
7795     [self usePrefix:text];
7796 }
7797
7798 - (bool) shouldYield {
7799     return YES;
7800 }
7801
7802 - (bool) shouldBlock {
7803     return !summary_;
7804 }
7805
7806 - (bool) isSummarized {
7807     return summary_;
7808 }
7809
7810 - (bool) showsSections {
7811     return false;
7812 }
7813
7814 - (id) initWithDatabase:(Database *)database query:(NSString *)query {
7815     if ((self = [super initWithDatabase:database title:UCLocalize("SEARCH")])) {
7816         search_ = [[[UISearchBar alloc] init] autorelease];
7817         [search_ setPlaceholder:UCLocalize("SEARCH_EX")];
7818         [search_ setDelegate:self];
7819
7820         UITextField *textField;
7821         if ([search_ respondsToSelector:@selector(searchField)])
7822             textField = [search_ searchField];
7823         else
7824             textField = MSHookIvar<UITextField *>(search_, "_searchField");
7825
7826         [textField setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
7827         [textField setEnablesReturnKeyAutomatically:NO];
7828         [[self navigationItem] setTitleView:textField];
7829
7830         if (query != nil)
7831             [search_ setText:query];
7832         [self useSearch];
7833     } return self;
7834 }
7835
7836 - (void) viewDidAppear:(BOOL)animated {
7837     [super viewDidAppear:animated];
7838
7839     if (!searchloaded_) {
7840         searchloaded_ = YES;
7841         [search_ setFrame:CGRectMake(0, 0, [[self view] bounds].size.width, 44.0f)];
7842         [search_ layoutSubviews];
7843     }
7844
7845     if ([self isSummarized])
7846         [search_ becomeFirstResponder];
7847 }
7848
7849 - (void) reloadData {
7850     [self resetCursor];
7851     [super reloadData];
7852 }
7853
7854 - (void) didSelectPackage:(Package *)package {
7855     [search_ resignFirstResponder];
7856     [super didSelectPackage:package];
7857 }
7858
7859 @end
7860 /* }}} */
7861 /* Package Settings Controller {{{ */
7862 @interface PackageSettingsController : CyteViewController <
7863     UITableViewDataSource,
7864     UITableViewDelegate
7865 > {
7866     _transient Database *database_;
7867     _H<NSString> name_;
7868     _H<Package> package_;
7869     _H<UITableView, 2> table_;
7870     _H<UISwitch> subscribedSwitch_;
7871     _H<UISwitch> ignoredSwitch_;
7872     _H<UITableViewCell> subscribedCell_;
7873     _H<UITableViewCell> ignoredCell_;
7874 }
7875
7876 - (id) initWithDatabase:(Database *)database package:(NSString *)package;
7877
7878 @end
7879
7880 @implementation PackageSettingsController
7881
7882 - (NSURL *) navigationURL {
7883     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/settings", (id) name_]];
7884 }
7885
7886 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
7887     if (package_ == nil)
7888         return 0;
7889
7890     if ([package_ installed] == nil)
7891         return 1;
7892     else
7893         return 2;
7894 }
7895
7896 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7897     if (package_ == nil)
7898         return 0;
7899
7900     // both sections contain just one item right now.
7901     return 1;
7902 }
7903
7904 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
7905     return nil;
7906 }
7907
7908 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
7909     if (section == 0)
7910         return UCLocalize("SHOW_ALL_CHANGES_EX");
7911     else
7912         return UCLocalize("IGNORE_UPGRADES_EX");
7913 }
7914
7915 - (void) onSubscribed:(id)control {
7916     bool value([control isOn]);
7917     if (package_ == nil)
7918         return;
7919     if ([package_ setSubscribed:value])
7920         [delegate_ updateData];
7921 }
7922
7923 - (void) _updateIgnored {
7924     const char *package([name_ UTF8String]);
7925     bool on([ignoredSwitch_ isOn]);
7926
7927     pid_t pid(ExecFork());
7928     if (pid == 0) {
7929         FILE *dpkg(popen("/usr/libexec/cydo --set-selections", "w"));
7930         fwrite(package, strlen(package), 1, dpkg);
7931
7932         if (on)
7933             fwrite(" hold\n", 6, 1, dpkg);
7934         else
7935             fwrite(" install\n", 9, 1, dpkg);
7936
7937         pclose(dpkg);
7938
7939         exit(0);
7940     } ReapZombie(pid);
7941 }
7942
7943 - (void) onIgnored:(id)control {
7944     NSInvocation *invocation([NSInvocation invocationWithMethodSignature:[self methodSignatureForSelector:@selector(_updateIgnored)]]);
7945     [invocation setTarget:self];
7946     [invocation setSelector:@selector(_updateIgnored)];
7947
7948     [delegate_ reloadDataWithInvocation:invocation];
7949 }
7950
7951 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7952     if (package_ == nil)
7953         return nil;
7954
7955     switch ([indexPath section]) {
7956         case 0: return subscribedCell_;
7957         case 1: return ignoredCell_;
7958
7959         _nodefault
7960     }
7961
7962     return nil;
7963 }
7964
7965 - (void) loadView {
7966     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
7967     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
7968     [self setView:view];
7969
7970     table_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped] autorelease];
7971     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7972     [(UITableView *) table_ setDataSource:self];
7973     [table_ setDelegate:self];
7974     [view addSubview:table_];
7975
7976     subscribedSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
7977     [subscribedSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7978     [subscribedSwitch_ addTarget:self action:@selector(onSubscribed:) forEvents:UIControlEventValueChanged];
7979
7980     ignoredSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
7981     [ignoredSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7982     [ignoredSwitch_ addTarget:self action:@selector(onIgnored:) forEvents:UIControlEventValueChanged];
7983
7984     subscribedCell_ = [[[UITableViewCell alloc] init] autorelease];
7985     [subscribedCell_ setText:UCLocalize("SHOW_ALL_CHANGES")];
7986     [subscribedCell_ setAccessoryView:subscribedSwitch_];
7987     [subscribedCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7988
7989     ignoredCell_ = [[[UITableViewCell alloc] init] autorelease];
7990     [ignoredCell_ setText:UCLocalize("IGNORE_UPGRADES")];
7991     [ignoredCell_ setAccessoryView:ignoredSwitch_];
7992     [ignoredCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7993 }
7994
7995 - (void) viewDidLoad {
7996     [super viewDidLoad];
7997
7998     [[self navigationItem] setTitle:UCLocalize("SETTINGS")];
7999 }
8000
8001 - (void) releaseSubviews {
8002     ignoredCell_ = nil;
8003     subscribedCell_ = nil;
8004     table_ = nil;
8005     ignoredSwitch_ = nil;
8006     subscribedSwitch_ = nil;
8007
8008     [super releaseSubviews];
8009 }
8010
8011 - (id) initWithDatabase:(Database *)database package:(NSString *)package {
8012     if ((self = [super init]) != nil) {
8013         database_ = database;
8014         name_ = package;
8015     } return self;
8016 }
8017
8018 - (void) reloadData {
8019     [super reloadData];
8020
8021     package_ = [database_ packageWithName:name_];
8022
8023     if (package_ != nil) {
8024         [subscribedSwitch_ setOn:([package_ subscribed] ? 1 : 0) animated:NO];
8025         [ignoredSwitch_ setOn:([package_ ignored] ? 1 : 0) animated:NO];
8026     } // XXX: what now, G?
8027
8028     [table_ reloadData];
8029 }
8030
8031 @end
8032 /* }}} */
8033
8034 /* Installed Controller {{{ */
8035 @interface InstalledController : FilteredPackageListController {
8036     bool sectioned_;
8037 }
8038
8039 - (id) initWithDatabase:(Database *)database;
8040 - (void) queueStatusDidChange;
8041
8042 @end
8043
8044 @implementation InstalledController
8045
8046 - (NSURL *) referrerURL {
8047     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/installed/", UI_]];
8048 }
8049
8050 - (NSURL *) navigationURL {
8051     return [NSURL URLWithString:@"cydia://installed"];
8052 }
8053
8054 - (void) useRecent {
8055     sectioned_ = false;
8056
8057 @synchronized (self) {
8058     [self setFilter:[](Package *package) {
8059         return ![package uninstalled] && package->role_ < 7;
8060     }];
8061
8062     [self setSorter:[](NSMutableArray *packages) {
8063         [packages radixSortUsingSelector:@selector(recent)];
8064     }];
8065 } }
8066
8067 - (void) useFilter:(UISegmentedControl *)segmented {
8068     NSInteger selected([segmented selectedSegmentIndex]);
8069     if (selected == 2)
8070         return [self useRecent];
8071     bool simple(selected == 0);
8072     sectioned_ = true;
8073
8074 @synchronized (self) {
8075     [self setFilter:[=](Package *package) {
8076         return ![package uninstalled] && package->role_ <= (simple ? 1 : 3);
8077     }];
8078
8079     [self setSorter:nullptr];
8080 } }
8081
8082 - (NSArray *) sectionsForPackages:(NSMutableArray *)packages {
8083     if (sectioned_)
8084         return [super sectionsForPackages:packages];
8085
8086     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterLongStyle, kCFDateFormatterNoStyle));
8087
8088     NSMutableArray *sections([NSMutableArray arrayWithCapacity:16]);
8089     Section *section(nil);
8090     time_t last(0);
8091
8092     for (size_t offset(0), count([packages count]); offset != count; ++offset) {
8093         Package *package([packages objectAtIndex:offset]);
8094
8095         time_t upgraded([package upgraded]);
8096         if (upgraded < 1168364520)
8097             upgraded = 0;
8098         else
8099             upgraded -= upgraded % (60 * 60 * 24);
8100
8101         if (section == nil || upgraded != last) {
8102             last = upgraded;
8103
8104             NSString *name;
8105             if (upgraded == 0)
8106                 continue; // XXX: name = UCLocalize("...");
8107             else {
8108                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:upgraded]);
8109                 [name autorelease];
8110             }
8111
8112             section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
8113             [sections addObject:section];
8114         }
8115
8116         [section addToCount];
8117     }
8118
8119     CFRelease(formatter);
8120     return sections;
8121 }
8122
8123 - (id) initWithDatabase:(Database *)database {
8124     if ((self = [super initWithDatabase:database title:UCLocalize("INSTALLED")]) != nil) {
8125         UISegmentedControl *segmented([[[UISegmentedControl alloc] initWithItems:[NSArray arrayWithObjects:UCLocalize("USER"), UCLocalize("EXPERT"), UCLocalize("RECENT"), nil]] autorelease]);
8126         [segmented setSelectedSegmentIndex:0];
8127         [segmented setSegmentedControlStyle:UISegmentedControlStyleBar];
8128         [[self navigationItem] setTitleView:segmented];
8129
8130         [segmented addTarget:self action:@selector(modeChanged:) forEvents:UIControlEventValueChanged];
8131         [self useFilter:segmented];
8132
8133         [self queueStatusDidChange];
8134     } return self;
8135 }
8136
8137 #if !AlwaysReload
8138 - (void) queueButtonClicked {
8139     [delegate_ queue];
8140 }
8141 #endif
8142
8143 - (void) queueStatusDidChange {
8144 #if !AlwaysReload
8145     if (Queuing_) {
8146         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8147             initWithTitle:UCLocalize("QUEUE")
8148             style:UIBarButtonItemStyleDone
8149             target:self
8150             action:@selector(queueButtonClicked)
8151         ] autorelease]];
8152     } else {
8153         [[self navigationItem] setRightBarButtonItem:nil];
8154     }
8155 #endif
8156 }
8157
8158 - (void) modeChanged:(UISegmentedControl *)segmented {
8159     [self useFilter:segmented];
8160     [self reloadData];
8161 }
8162
8163 @end
8164 /* }}} */
8165
8166 /* Source Cell {{{ */
8167 @interface SourceCell : CyteTableViewCell <
8168     CyteTableViewCellDelegate,
8169     SourceDelegate
8170 > {
8171     _H<Source, 1> source_;
8172     _H<NSURL> url_;
8173     _H<UIImage> icon_;
8174     _H<NSString> origin_;
8175     _H<NSString> label_;
8176     _H<UIActivityIndicatorView> indicator_;
8177 }
8178
8179 - (void) setSource:(Source *)source;
8180 - (void) setFetch:(NSNumber *)fetch;
8181
8182 @end
8183
8184 @implementation SourceCell
8185
8186 - (void) _setImage:(NSArray *)data {
8187     if ([url_ isEqual:[data objectAtIndex:0]]) {
8188         icon_ = [data objectAtIndex:1];
8189         [content_ setNeedsDisplay];
8190     }
8191 }
8192
8193 - (void) _setSource:(NSURL *) url {
8194     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
8195
8196     if (NSData *data = [NSURLConnection
8197         sendSynchronousRequest:[NSURLRequest
8198             requestWithURL:url
8199             cachePolicy:NSURLRequestUseProtocolCachePolicy
8200             timeoutInterval:10
8201         ]
8202
8203         returningResponse:NULL
8204         error:NULL
8205     ])
8206         if (UIImage *image = [UIImage imageWithData:data])
8207             [self performSelectorOnMainThread:@selector(_setImage:) withObject:[NSArray arrayWithObjects:url, image, nil] waitUntilDone:NO];
8208
8209     [pool release];
8210 }
8211
8212 - (void) setSource:(Source *)source {
8213     source_ = source;
8214     [source_ setDelegate:self];
8215
8216     [self setFetch:[NSNumber numberWithBool:[source_ fetch]]];
8217
8218     icon_ = [UIImage imageNamed:@"unknown.png"];
8219
8220     origin_ = [source name];
8221     label_ = [source rooturi];
8222
8223     [content_ setNeedsDisplay];
8224
8225     url_ = [source iconURL];
8226     [NSThread detachNewThreadSelector:@selector(_setSource:) toTarget:self withObject:url_];
8227 }
8228
8229 - (void) setAllSource {
8230     source_ = nil;
8231     [indicator_ stopAnimating];
8232
8233     icon_ = [UIImage imageNamed:@"folder.png"];
8234     origin_ = UCLocalize("ALL_SOURCES");
8235     label_ = UCLocalize("ALL_SOURCES_EX");
8236     [content_ setNeedsDisplay];
8237 }
8238
8239 - (SourceCell *) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
8240     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
8241         UIView *content([self contentView]);
8242         CGRect bounds([content bounds]);
8243
8244         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
8245         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8246         [content_ setBackgroundColor:[UIColor whiteColor]];
8247         [content addSubview:content_];
8248
8249         [content_ setDelegate:self];
8250         [content_ setOpaque:YES];
8251
8252         indicator_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleGraySmall] autorelease];
8253         [indicator_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleTopMargin];// | UIViewAutoresizingFlexibleBottomMargin];
8254         [content addSubview:indicator_];
8255
8256         [[content_ layer] setContentsGravity:kCAGravityTopLeft];
8257     } return self;
8258 }
8259
8260 - (void) layoutSubviews {
8261     [super layoutSubviews];
8262
8263     UIView *content([self contentView]);
8264     CGRect bounds([content bounds]);
8265
8266     CGRect frame([indicator_ frame]);
8267     frame.origin.x = bounds.size.width - frame.size.width;
8268     frame.origin.y = Retina((bounds.size.height - frame.size.height) / 2);
8269
8270     if (kCFCoreFoundationVersionNumber < 800)
8271         frame.origin.x -= 8;
8272     [indicator_ setFrame:frame];
8273 }
8274
8275 - (NSString *) accessibilityLabel {
8276     return origin_;
8277 }
8278
8279 - (void) drawContentRect:(CGRect)rect {
8280     bool highlighted(highlighted_);
8281     float width(rect.size.width);
8282
8283     if (icon_ != nil) {
8284         CGRect rect;
8285         rect.size = [(UIImage *) icon_ size];
8286
8287         while (rect.size.width > 32 || rect.size.height > 32) {
8288             rect.size.width /= 2;
8289             rect.size.height /= 2;
8290         }
8291
8292         rect.origin.x = 26 - rect.size.width / 2;
8293         rect.origin.y = 26 - rect.size.height / 2;
8294
8295         [icon_ drawInRect:Retina(rect)];
8296     }
8297
8298     if (highlighted && kCFCoreFoundationVersionNumber < 800)
8299         UISetColor(White_);
8300
8301     if (!highlighted)
8302         UISetColor(Black_);
8303     [origin_ drawAtPoint:CGPointMake(52, 8) forWidth:(width - 49) withFont:Font18Bold_ lineBreakMode:NSLineBreakByTruncatingTail];
8304
8305     if (!highlighted)
8306         UISetColor(Gray_);
8307     [label_ drawAtPoint:CGPointMake(52, 29) forWidth:(width - 49) withFont:Font12_ lineBreakMode:NSLineBreakByTruncatingTail];
8308 }
8309
8310 - (void) setFetch:(NSNumber *)fetch {
8311     if ([fetch boolValue])
8312         [indicator_ startAnimating];
8313     else
8314         [indicator_ stopAnimating];
8315 }
8316
8317 @end
8318 /* }}} */
8319 /* Sources Controller {{{ */
8320 @interface SourcesController : CyteViewController <
8321     UITableViewDataSource,
8322     UITableViewDelegate
8323 > {
8324     _transient Database *database_;
8325     unsigned era_;
8326
8327     _H<UITableView, 2> list_;
8328     _H<NSMutableArray> sources_;
8329     int offset_;
8330
8331     _H<NSString> href_;
8332     _H<UIProgressHUD> hud_;
8333     _H<NSError> error_;
8334
8335     NSURLConnection *trivial_bz2_;
8336     NSURLConnection *trivial_gz_;
8337
8338     BOOL cydia_;
8339 }
8340
8341 - (id) initWithDatabase:(Database *)database;
8342 - (void) updateButtonsForEditingStatusAnimated:(BOOL)animated;
8343
8344 @end
8345
8346 @implementation SourcesController
8347
8348 - (void) _releaseConnection:(NSURLConnection *)connection {
8349     if (connection != nil) {
8350         [connection cancel];
8351         //[connection setDelegate:nil];
8352         [connection release];
8353     }
8354 }
8355
8356 - (void) dealloc {
8357     [self _releaseConnection:trivial_gz_];
8358     [self _releaseConnection:trivial_bz2_];
8359
8360     [super dealloc];
8361 }
8362
8363 - (NSURL *) navigationURL {
8364     return [NSURL URLWithString:@"cydia://sources"];
8365 }
8366
8367 - (void) viewDidAppear:(BOOL)animated {
8368     [super viewDidAppear:animated];
8369     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
8370 }
8371
8372 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8373     return 2;
8374 }
8375
8376 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
8377     if (section == 1)
8378         return UCLocalize("INDIVIDUAL_SOURCES");
8379     return nil;
8380 }
8381
8382 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8383     switch (section) {
8384         case 0: return 1;
8385         case 1: return [sources_ count];
8386         default: return 0;
8387     }
8388 }
8389
8390 - (Source *) sourceAtIndexPath:(NSIndexPath *)indexPath {
8391 @synchronized (database_) {
8392     if ([database_ era] != era_)
8393         return nil;
8394     if ([indexPath section] != 1)
8395         return nil;
8396     NSUInteger index([indexPath row]);
8397     if (index >= [sources_ count])
8398         return nil;
8399     return [sources_ objectAtIndex:index];
8400 } }
8401
8402 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8403     static NSString *cellIdentifier = @"SourceCell";
8404
8405     SourceCell *cell = (SourceCell *) [tableView dequeueReusableCellWithIdentifier:cellIdentifier];
8406     if (cell == nil) cell = [[[SourceCell alloc] initWithFrame:CGRectZero reuseIdentifier:cellIdentifier] autorelease];
8407     [cell setAccessoryType:UITableViewCellAccessoryDisclosureIndicator];
8408
8409     Source *source([self sourceAtIndexPath:indexPath]);
8410     if (source == nil)
8411         [cell setAllSource];
8412     else
8413         [cell setSource:source];
8414
8415     return cell;
8416 }
8417
8418 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
8419     SectionsController *controller([[[SectionsController alloc]
8420         initWithDatabase:database_
8421         source:[self sourceAtIndexPath:indexPath]
8422     ] autorelease]);
8423
8424     [controller setDelegate:delegate_];
8425     [[self navigationController] pushViewController:controller animated:YES];
8426 }
8427
8428 - (BOOL) tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath {
8429     if ([indexPath section] != 1)
8430         return false;
8431     Source *source = [self sourceAtIndexPath:indexPath];
8432     return [source record] != nil;
8433 }
8434
8435 - (void) tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath {
8436     _assert([indexPath section] == 1);
8437     if (editingStyle ==  UITableViewCellEditingStyleDelete) {
8438         Source *source = [self sourceAtIndexPath:indexPath];
8439         if (source == nil) return;
8440
8441         [Sources_ removeObjectForKey:[source key]];
8442         Changed_ = true;
8443
8444         [delegate_ _saveConfig];
8445         [delegate_ reloadDataWithInvocation:nil];
8446     }
8447 }
8448
8449 - (void) tableView:(UITableView *)tableView didEndEditingRowAtIndexPath:(NSIndexPath *)indexPath {
8450     [self updateButtonsForEditingStatusAnimated:YES];
8451 }
8452
8453 - (void) complete {
8454     [delegate_ addTrivialSource:href_];
8455     href_ = nil;
8456
8457     [delegate_ syncData];
8458 }
8459
8460 - (NSString *) getWarning {
8461     NSString *href(href_);
8462     NSRange colon([href rangeOfString:@"://"]);
8463     if (colon.location != NSNotFound)
8464         href = [href substringFromIndex:(colon.location + 3)];
8465     href = [href stringByAddingPercentEscapes];
8466     href = [CydiaURL(@"api/repotag/") stringByAppendingString:href];
8467
8468     NSURL *url([NSURL URLWithString:href]);
8469
8470     NSStringEncoding encoding;
8471     NSError *error(nil);
8472
8473     if (NSString *warning = [NSString stringWithContentsOfURL:url usedEncoding:&encoding error:&error])
8474         return [warning length] == 0 ? nil : warning;
8475     return nil;
8476 }
8477
8478 - (void) _endConnection:(NSURLConnection *)connection {
8479     // XXX: the memory management in this method is horribly awkward
8480
8481     NSURLConnection **field = NULL;
8482     if (connection == trivial_bz2_)
8483         field = &trivial_bz2_;
8484     else if (connection == trivial_gz_)
8485         field = &trivial_gz_;
8486     _assert(field != NULL);
8487     [connection release];
8488     *field = nil;
8489
8490     if (
8491         trivial_bz2_ == nil &&
8492         trivial_gz_ == nil
8493     ) {
8494         NSString *warning(cydia_ ? [self yieldToSelector:@selector(getWarning)] : nil);
8495
8496         [delegate_ releaseNetworkActivityIndicator];
8497
8498         [delegate_ removeProgressHUD:hud_];
8499         hud_ = nil;
8500
8501         if (cydia_) {
8502             if (warning != nil) {
8503                 UIAlertView *alert = [[[UIAlertView alloc]
8504                     initWithTitle:UCLocalize("SOURCE_WARNING")
8505                     message:warning
8506                     delegate:self
8507                     cancelButtonTitle:UCLocalize("CANCEL")
8508                     otherButtonTitles:
8509                         UCLocalize("ADD_ANYWAY"),
8510                     nil
8511                 ] autorelease];
8512
8513                 [alert setContext:@"warning"];
8514                 [alert setNumberOfRows:1];
8515                 [alert show];
8516
8517                 // XXX: there used to be this great mechanism called yieldToPopup... who deleted it?
8518                 error_ = nil;
8519                 return;
8520             }
8521
8522             [self complete];
8523         } else if (error_ != nil) {
8524             UIAlertView *alert = [[[UIAlertView alloc]
8525                 initWithTitle:UCLocalize("VERIFICATION_ERROR")
8526                 message:[error_ localizedDescription]
8527                 delegate:self
8528                 cancelButtonTitle:UCLocalize("OK")
8529                 otherButtonTitles:nil
8530             ] autorelease];
8531
8532             [alert setContext:@"urlerror"];
8533             [alert show];
8534
8535             href_ = nil;
8536         } else {
8537             UIAlertView *alert = [[[UIAlertView alloc]
8538                 initWithTitle:UCLocalize("NOT_REPOSITORY")
8539                 message:UCLocalize("NOT_REPOSITORY_EX")
8540                 delegate:self
8541                 cancelButtonTitle:UCLocalize("OK")
8542                 otherButtonTitles:nil
8543             ] autorelease];
8544
8545             [alert setContext:@"trivial"];
8546             [alert show];
8547
8548             href_ = nil;
8549         }
8550
8551         error_ = nil;
8552     }
8553 }
8554
8555 - (void) connection:(NSURLConnection *)connection didReceiveResponse:(NSHTTPURLResponse *)response {
8556     switch ([response statusCode]) {
8557         case 200:
8558             cydia_ = YES;
8559     }
8560 }
8561
8562 - (void) connection:(NSURLConnection *)connection didFailWithError:(NSError *)error {
8563     lprintf("connection:\"%s\" didFailWithError:\"%s\"\n", [href_ UTF8String], [[error localizedDescription] UTF8String]);
8564     error_ = error;
8565     [self _endConnection:connection];
8566 }
8567
8568 - (void) connectionDidFinishLoading:(NSURLConnection *)connection {
8569     [self _endConnection:connection];
8570 }
8571
8572 - (NSURLConnection *) _requestHRef:(NSString *)href method:(NSString *)method {
8573     NSURL *url([NSURL URLWithString:href]);
8574
8575     NSMutableURLRequest *request = [NSMutableURLRequest
8576         requestWithURL:url
8577         cachePolicy:NSURLRequestUseProtocolCachePolicy
8578         timeoutInterval:10
8579     ];
8580
8581     [request setHTTPMethod:method];
8582
8583     if (Machine_ != NULL)
8584         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
8585
8586     if (UniqueID_ != nil)
8587         [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
8588
8589     if ([url isCydiaSecure]) {
8590         if (UniqueID_ != nil)
8591             [request setValue:UniqueID_ forHTTPHeaderField:@"X-Cydia-Id"];
8592     }
8593
8594     return [[[NSURLConnection alloc] initWithRequest:request delegate:self] autorelease];
8595 }
8596
8597 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
8598     NSString *context([alert context]);
8599
8600     if ([context isEqualToString:@"source"]) {
8601         switch (button) {
8602             case 1: {
8603                 NSString *href = [[alert textField] text];
8604
8605                 static RegEx href_r("(http(s?)://|file:///)[^# ]*");
8606                 if (!href_r(href)) {
8607                     UIAlertView *alert = [[[UIAlertView alloc]
8608                         initWithTitle:[NSString stringWithFormat:Colon_, Error_, UCLocalize("INVALID_URL")]
8609                         message:UCLocalize("INVALID_URL_EX")
8610                         delegate:self
8611                         cancelButtonTitle:UCLocalize("OK")
8612                         otherButtonTitles:nil
8613                     ] autorelease];
8614
8615                     [alert setContext:@"badurl"];
8616                     [alert show];
8617
8618                     break;
8619                 }
8620
8621                 if (![href hasSuffix:@"/"])
8622                     href_ = [href stringByAppendingString:@"/"];
8623                 else
8624                     href_ = href;
8625
8626                 trivial_bz2_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.bz2"] method:@"HEAD"] retain];
8627                 trivial_gz_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.gz"] method:@"HEAD"] retain];
8628
8629                 cydia_ = false;
8630
8631                 // XXX: this is stupid
8632                 hud_ = [delegate_ addProgressHUD];
8633                 [hud_ setText:UCLocalize("VERIFYING_URL")];
8634                 [delegate_ retainNetworkActivityIndicator];
8635             } break;
8636
8637             case 0:
8638             break;
8639
8640             _nodefault
8641         }
8642
8643         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8644     } else if ([context isEqualToString:@"trivial"])
8645         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8646     else if ([context isEqualToString:@"urlerror"])
8647         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8648     else if ([context isEqualToString:@"warning"]) {
8649         switch (button) {
8650             case 1:
8651                 [self performSelector:@selector(complete) withObject:nil afterDelay:0];
8652             break;
8653
8654             case 0:
8655             break;
8656
8657             _nodefault
8658         }
8659
8660         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8661     }
8662 }
8663
8664 - (void) updateButtonsForEditingStatusAnimated:(BOOL)animated {
8665     BOOL editing([list_ isEditing]);
8666
8667     if (editing)
8668         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8669             initWithTitle:UCLocalize("ADD")
8670             style:UIBarButtonItemStylePlain
8671             target:self
8672             action:@selector(addButtonClicked)
8673         ] autorelease] animated:animated];
8674     else if ([delegate_ updating])
8675         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8676             initWithTitle:UCLocalize("CANCEL")
8677             style:UIBarButtonItemStyleDone
8678             target:self
8679             action:@selector(cancelButtonClicked)
8680         ] autorelease] animated:animated];
8681     else
8682         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8683             initWithTitle:UCLocalize("REFRESH")
8684             style:UIBarButtonItemStylePlain
8685             target:self
8686             action:@selector(refreshButtonClicked)
8687         ] autorelease] animated:animated];
8688
8689     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8690         initWithTitle:(editing ? UCLocalize("DONE") : UCLocalize("EDIT"))
8691         style:(editing ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8692         target:self
8693         action:@selector(editButtonClicked)
8694     ] autorelease] animated:animated];
8695 }
8696
8697 - (void) loadView {
8698     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame] style:UITableViewStylePlain] autorelease];
8699     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8700     [list_ setRowHeight:53];
8701     [(UITableView *) list_ setDataSource:self];
8702     [list_ setDelegate:self];
8703     [self setView:list_];
8704 }
8705
8706 - (void) viewDidLoad {
8707     [super viewDidLoad];
8708
8709     [[self navigationItem] setTitle:UCLocalize("SOURCES")];
8710     [self updateButtonsForEditingStatusAnimated:NO];
8711 }
8712
8713 - (void) viewWillAppear:(BOOL)animated {
8714     [super viewWillAppear:animated];
8715
8716     [list_ setEditing:NO];
8717     [self updateButtonsForEditingStatusAnimated:NO];
8718 }
8719
8720 - (void) releaseSubviews {
8721     list_ = nil;
8722
8723     sources_ = nil;
8724
8725     [super releaseSubviews];
8726 }
8727
8728 - (id) initWithDatabase:(Database *)database {
8729     if ((self = [super init]) != nil) {
8730         database_ = database;
8731     } return self;
8732 }
8733
8734 - (void) reloadData {
8735     [super reloadData];
8736     [self updateButtonsForEditingStatusAnimated:YES];
8737
8738 @synchronized (database_) {
8739     era_ = [database_ era];
8740
8741     sources_ = [NSMutableArray arrayWithCapacity:16];
8742     [sources_ addObjectsFromArray:[database_ sources]];
8743     _trace();
8744     [sources_ sortUsingSelector:@selector(compareByName:)];
8745     _trace();
8746
8747     int count([sources_ count]);
8748     offset_ = 0;
8749     for (int i = 0; i != count; i++) {
8750         if ([[sources_ objectAtIndex:i] record] == nil)
8751             break;
8752         offset_++;
8753     }
8754
8755     [list_ reloadData];
8756 } }
8757
8758 - (void) showAddSourcePrompt {
8759     UIAlertView *alert = [[[UIAlertView alloc]
8760         initWithTitle:UCLocalize("ENTER_APT_URL")
8761         message:nil
8762         delegate:self
8763         cancelButtonTitle:UCLocalize("CANCEL")
8764         otherButtonTitles:
8765             UCLocalize("ADD_SOURCE"),
8766         nil
8767     ] autorelease];
8768
8769     [alert setContext:@"source"];
8770
8771     [alert setNumberOfRows:1];
8772     [alert addTextFieldWithValue:@"http://" label:@""];
8773
8774     UITextInputTraits *traits = [[alert textField] textInputTraits];
8775     [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
8776     [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
8777     [traits setKeyboardType:UIKeyboardTypeURL];
8778     // XXX: UIReturnKeyDone
8779     [traits setReturnKeyType:UIReturnKeyNext];
8780
8781     [alert show];
8782 }
8783
8784 - (void) addButtonClicked {
8785     [self showAddSourcePrompt];
8786 }
8787
8788 - (void) refreshButtonClicked {
8789     if ([delegate_ requestUpdate])
8790         [self updateButtonsForEditingStatusAnimated:YES];
8791 }
8792
8793 - (void) cancelButtonClicked {
8794     [delegate_ cancelUpdate];
8795 }
8796
8797 - (void) editButtonClicked {
8798     [list_ setEditing:![list_ isEditing] animated:YES];
8799     [self updateButtonsForEditingStatusAnimated:YES];
8800 }
8801
8802 @end
8803 /* }}} */
8804
8805 /* Stash Controller {{{ */
8806 @interface StashController : CyteViewController {
8807     _H<UIActivityIndicatorView> spinner_;
8808     _H<UILabel> status_;
8809     _H<UILabel> caption_;
8810 }
8811
8812 @end
8813
8814 @implementation StashController
8815
8816 - (void) loadView {
8817     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
8818     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
8819     [self setView:view];
8820
8821     [view setBackgroundColor:[UIColor viewFlipsideBackgroundColor]];
8822
8823     spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteLarge] autorelease];
8824     CGRect spinrect = [spinner_ frame];
8825     spinrect.origin.x = Retina([[self view] frame].size.width / 2 - spinrect.size.width / 2);
8826     spinrect.origin.y = [[self view] frame].size.height - 80.0f;
8827     [spinner_ setFrame:spinrect];
8828     [spinner_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin];
8829     [view addSubview:spinner_];
8830     [spinner_ startAnimating];
8831
8832     CGRect captrect;
8833     captrect.size.width = [[self view] frame].size.width;
8834     captrect.size.height = 40.0f;
8835     captrect.origin.x = 0;
8836     captrect.origin.y = Retina([[self view] frame].size.height / 2 - captrect.size.height * 2);
8837     caption_ = [[[UILabel alloc] initWithFrame:captrect] autorelease];
8838     [caption_ setText:UCLocalize("PREPARING_FILESYSTEM")];
8839     [caption_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8840     [caption_ setFont:[UIFont boldSystemFontOfSize:28.0f]];
8841     [caption_ setTextColor:[UIColor whiteColor]];
8842     [caption_ setBackgroundColor:[UIColor clearColor]];
8843     [caption_ setShadowColor:[UIColor blackColor]];
8844     [caption_ setTextAlignment:NSTextAlignmentCenter];
8845     [view addSubview:caption_];
8846
8847     CGRect statusrect;
8848     statusrect.size.width = [[self view] frame].size.width;
8849     statusrect.size.height = 30.0f;
8850     statusrect.origin.x = 0;
8851     statusrect.origin.y = Retina([[self view] frame].size.height / 2 - statusrect.size.height);
8852     status_ = [[[UILabel alloc] initWithFrame:statusrect] autorelease];
8853     [status_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8854     [status_ setText:UCLocalize("EXIT_WHEN_COMPLETE")];
8855     [status_ setFont:[UIFont systemFontOfSize:16.0f]];
8856     [status_ setTextColor:[UIColor whiteColor]];
8857     [status_ setBackgroundColor:[UIColor clearColor]];
8858     [status_ setShadowColor:[UIColor blackColor]];
8859     [status_ setTextAlignment:NSTextAlignmentCenter];
8860     [view addSubview:status_];
8861 }
8862
8863 - (void) releaseSubviews {
8864     spinner_ = nil;
8865     status_ = nil;
8866     caption_ = nil;
8867
8868     [super releaseSubviews];
8869 }
8870
8871 @end
8872 /* }}} */
8873
8874 @interface CYURLCache : SDURLCache {
8875 }
8876
8877 @end
8878
8879 @implementation CYURLCache
8880
8881 - (void) logEvent:(NSString *)event forRequest:(NSURLRequest *)request {
8882 #if !ForRelease
8883     if (false);
8884     else if ([event isEqualToString:@"no-cache"])
8885         event = @"!!!";
8886     else if ([event isEqualToString:@"store"])
8887         event = @">>>";
8888     else if ([event isEqualToString:@"invalid"])
8889         event = @"???";
8890     else if ([event isEqualToString:@"memory"])
8891         event = @"mem";
8892     else if ([event isEqualToString:@"disk"])
8893         event = @"ssd";
8894     else if ([event isEqualToString:@"miss"])
8895         event = @"---";
8896
8897     NSLog(@"%@: %@", event, [[request URL] absoluteString]);
8898 #endif
8899 }
8900
8901 - (void) storeCachedResponse:(NSCachedURLResponse *)cached forRequest:(NSURLRequest *)request {
8902     if (NSURLResponse *response = [cached response])
8903         if (NSString *mime = [response MIMEType])
8904             if ([mime isEqualToString:@"text/cache-manifest"]) {
8905                 NSURL *url([response URL]);
8906
8907 #if !ForRelease
8908                 NSLog(@"###: %@", [url absoluteString]);
8909 #endif
8910
8911                 @synchronized (HostConfig_) {
8912                     [CachedURLs_ addObject:url];
8913                 }
8914             }
8915
8916     [super storeCachedResponse:cached forRequest:request];
8917 }
8918
8919 - (void) createDiskCachePath {
8920     [super createDiskCachePath];
8921 }
8922
8923 @end
8924
8925 @interface Cydia : UIApplication <
8926     ConfirmationControllerDelegate,
8927     DatabaseDelegate,
8928     CydiaDelegate
8929 > {
8930     _H<UIWindow> window_;
8931     _H<CydiaTabBarController> tabbar_;
8932     _H<CyteTabBarController> emulated_;
8933     _H<AppCacheController> appcache_;
8934
8935     _H<NSMutableArray> essential_;
8936     _H<NSMutableArray> broken_;
8937
8938     Database *database_;
8939
8940     _H<NSURL> starturl_;
8941
8942     unsigned locked_;
8943     unsigned activity_;
8944
8945     _H<StashController> stash_;
8946
8947     bool loaded_;
8948 }
8949
8950 - (void) loadData;
8951
8952 @end
8953
8954 @implementation Cydia
8955
8956 - (void) lockSuspend {
8957     if (locked_++ == 0) {
8958         if ($SBSSetInterceptsMenuButtonForever != NULL)
8959             (*$SBSSetInterceptsMenuButtonForever)(true);
8960
8961         [self setIdleTimerDisabled:YES];
8962     }
8963 }
8964
8965 - (void) unlockSuspend {
8966     if (--locked_ == 0) {
8967         [self setIdleTimerDisabled:NO];
8968
8969         if ($SBSSetInterceptsMenuButtonForever != NULL)
8970             (*$SBSSetInterceptsMenuButtonForever)(false);
8971     }
8972 }
8973
8974 - (void) beginUpdate {
8975     [tabbar_ beginUpdate];
8976 }
8977
8978 - (void) cancelUpdate {
8979     [tabbar_ cancelUpdate];
8980 }
8981
8982 - (bool) requestUpdate {
8983     if (IsReachable("cydia.saurik.com")) {
8984         [self beginUpdate];
8985         return true;
8986     } else {
8987         UIAlertView *alert = [[[UIAlertView alloc]
8988             initWithTitle:[NSString stringWithFormat:Colon_, Error_, UCLocalize("REFRESH")]
8989             message:@"Host Unreachable" // XXX: Localize
8990             delegate:self
8991             cancelButtonTitle:UCLocalize("OK")
8992             otherButtonTitles:nil
8993         ] autorelease];
8994
8995         [alert setContext:@"norefresh"];
8996         [alert show];
8997
8998         return false;
8999     }
9000 }
9001
9002 - (BOOL) updating {
9003     return [tabbar_ updating];
9004 }
9005
9006 - (void) _loaded {
9007     if ([broken_ count] != 0) {
9008         int count = [broken_ count];
9009
9010         UIAlertView *alert = [[[UIAlertView alloc]
9011             initWithTitle:(count == 1 ? UCLocalize("HALFINSTALLED_PACKAGE") : [NSString stringWithFormat:UCLocalize("HALFINSTALLED_PACKAGES"), count])
9012             message:UCLocalize("HALFINSTALLED_PACKAGE_EX")
9013             delegate:self
9014             cancelButtonTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("FORCIBLY_CLEAR"), UCLocalize("UNSAFE")]
9015             otherButtonTitles:
9016                 UCLocalize("TEMPORARY_IGNORE"),
9017             nil
9018         ] autorelease];
9019
9020         [alert setContext:@"fixhalf"];
9021         [alert setNumberOfRows:2];
9022         [alert show];
9023     } else if (!Ignored_ && [essential_ count] != 0) {
9024         int count = [essential_ count];
9025
9026         UIAlertView *alert = [[[UIAlertView alloc]
9027             initWithTitle:(count == 1 ? UCLocalize("ESSENTIAL_UPGRADE") : [NSString stringWithFormat:UCLocalize("ESSENTIAL_UPGRADES"), count])
9028             message:UCLocalize("ESSENTIAL_UPGRADE_EX")
9029             delegate:self
9030             cancelButtonTitle:UCLocalize("TEMPORARY_IGNORE")
9031             otherButtonTitles:
9032                 UCLocalize("UPGRADE_ESSENTIAL"),
9033                 UCLocalize("COMPLETE_UPGRADE"),
9034             nil
9035         ] autorelease];
9036
9037         [alert setContext:@"upgrade"];
9038         [alert show];
9039     }
9040 }
9041
9042 - (void) returnToCydia {
9043     [self _loaded];
9044 }
9045
9046 - (void) _saveConfig {
9047     @synchronized (database_) {
9048         _trace();
9049         MetaFile_.Sync();
9050         _trace();
9051     }
9052
9053     if (Changed_) {
9054         NSString *error(nil);
9055
9056         if (NSData *data = [NSPropertyListSerialization dataFromPropertyList:Metadata_ format:NSPropertyListBinaryFormat_v1_0 errorDescription:&error]) {
9057             _trace();
9058             NSError *error(nil);
9059             if (!_root([data writeToFile:@"/var/lib/cydia/metadata.plist" options:NSAtomicWrite error:&error]))
9060                 NSLog(@"failure to save metadata data: %@", error);
9061             _trace();
9062
9063             Changed_ = false;
9064         } else {
9065             NSLog(@"failure to serialize metadata: %@", error);
9066         }
9067     }
9068
9069     CydiaWriteSources();
9070 }
9071
9072 // Navigation controller for the queuing badge.
9073 - (UINavigationController *) queueNavigationController {
9074     NSArray *controllers = [tabbar_ viewControllers];
9075     return [controllers objectAtIndex:3];
9076 }
9077
9078 - (void) unloadData {
9079     [tabbar_ unloadData];
9080 }
9081
9082 - (void) _updateData {
9083     [self _saveConfig];
9084     [self unloadData];
9085
9086     UINavigationController *navigation = [self queueNavigationController];
9087
9088     id queuedelegate = nil;
9089     if ([[navigation viewControllers] count] > 0)
9090         queuedelegate = [[navigation viewControllers] objectAtIndex:0];
9091
9092     [queuedelegate queueStatusDidChange];
9093     [[navigation tabBarItem] setBadgeValue:(Queuing_ ? UCLocalize("Q_D") : nil)];
9094 }
9095
9096 - (void) _refreshIfPossible:(NSDate *)update {
9097     NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
9098
9099     bool recently = false;
9100     if (update != nil) {
9101         NSTimeInterval interval([update timeIntervalSinceNow]);
9102         if (interval > -(15*60))
9103             recently = true;
9104     }
9105
9106     // Don't automatic refresh if:
9107     //  - We already refreshed recently.
9108     //  - We already auto-refreshed this launch.
9109     //  - Auto-refresh is disabled.
9110     //  - Cydia's server is not reachable
9111     if (recently || loaded_ || ManualRefresh || !IsReachable("cydia.saurik.com")) {
9112         // If we are cancelling, we need to make sure it knows it's already loaded.
9113         loaded_ = true;
9114
9115         [self performSelectorOnMainThread:@selector(_loaded) withObject:nil waitUntilDone:NO];
9116     } else {
9117         // We are going to load, so remember that.
9118         loaded_ = true;
9119
9120         [tabbar_ performSelectorOnMainThread:@selector(setUpdate:) withObject:update waitUntilDone:NO];
9121     }
9122
9123     [pool release];
9124 }
9125
9126 - (void) refreshIfPossible {
9127     [NSThread detachNewThreadSelector:@selector(_refreshIfPossible:) toTarget:self withObject:[Metadata_ objectForKey:@"LastUpdate"]];
9128 }
9129
9130 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
9131 _profile(reloadDataWithInvocation)
9132 @synchronized (self) {
9133     UIProgressHUD *hud(loaded_ ? [self addProgressHUD] : nil);
9134     if (hud != nil)
9135         [hud setText:UCLocalize("RELOADING_DATA")];
9136
9137     [database_ yieldToSelector:@selector(reloadDataWithInvocation:) withObject:invocation];
9138
9139     size_t changes(0);
9140
9141     [essential_ removeAllObjects];
9142     [broken_ removeAllObjects];
9143
9144     _profile(reloadDataWithInvocation$Essential)
9145     NSArray *packages([database_ packages]);
9146     for (Package *package in packages) {
9147         if ([package half])
9148             [broken_ addObject:package];
9149         if ([package upgradableAndEssential:YES] && ![package ignored]) {
9150             if ([package essential] && [package installed] != nil)
9151                 [essential_ addObject:package];
9152             ++changes;
9153         }
9154     }
9155     _end
9156
9157     UITabBarItem *changesItem = [[[tabbar_ viewControllers] objectAtIndex:2] tabBarItem];
9158     if (changes != 0) {
9159         _trace();
9160         NSString *badge([[NSNumber numberWithInt:changes] stringValue]);
9161         [changesItem setBadgeValue:badge];
9162         [changesItem setAnimatedBadge:([essential_ count] > 0)];
9163         [self setApplicationIconBadgeNumber:changes];
9164     } else {
9165         _trace();
9166         [changesItem setBadgeValue:nil];
9167         [changesItem setAnimatedBadge:NO];
9168         [self setApplicationIconBadgeNumber:0];
9169     }
9170
9171     Queuing_ = false;
9172     [self _updateData];
9173
9174     if (hud != nil)
9175         [self removeProgressHUD:hud];
9176 }
9177 _end
9178
9179     PrintTimes();
9180 }
9181
9182 - (void) updateData {
9183     [self _updateData];
9184 }
9185
9186 - (void) updateDataAndLoad {
9187     [self _updateData];
9188     if ([database_ progressDelegate] == nil)
9189         [self _loaded];
9190 }
9191
9192 - (void) update_ {
9193     [database_ update];
9194     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
9195 }
9196
9197 - (void) disemulate {
9198     if (emulated_ == nil)
9199         return;
9200
9201     if ([window_ respondsToSelector:@selector(setRootViewController:)])
9202         [window_ setRootViewController:tabbar_];
9203     else {
9204         [window_ addSubview:[tabbar_ view]];
9205         [[emulated_ view] removeFromSuperview];
9206     }
9207
9208     emulated_ = nil;
9209     [window_ setUserInteractionEnabled:YES];
9210 }
9211
9212 - (void) presentModalViewController:(UIViewController *)controller force:(BOOL)force {
9213     UINavigationController *navigation([[[UINavigationController alloc] initWithRootViewController:controller] autorelease]);
9214
9215     UIViewController *parent;
9216     if (emulated_ == nil)
9217         parent = tabbar_;
9218     else if (!force)
9219         parent = emulated_;
9220     else {
9221         [self disemulate];
9222         parent = tabbar_;
9223     }
9224
9225     if (IsWildcat_)
9226         [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
9227     [parent presentModalViewController:navigation animated:YES];
9228 }
9229
9230 - (ProgressController *) invokeNewProgress:(NSInvocation *)invocation forController:(UINavigationController *)navigation withTitle:(NSString *)title {
9231     ProgressController *progress([[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease]);
9232
9233     if (navigation != nil)
9234         [navigation pushViewController:progress animated:YES];
9235     else
9236         [self presentModalViewController:progress force:YES];
9237
9238     [progress invoke:invocation withTitle:title];
9239     return progress;
9240 }
9241
9242 - (void) detachNewProgressSelector:(SEL)selector toTarget:(id)target forController:(UINavigationController *)navigation title:(NSString *)title {
9243     [self invokeNewProgress:[NSInvocation invocationWithSelector:selector forTarget:target] forController:navigation withTitle:title];
9244 }
9245
9246 - (void) repairWithInvocation:(NSInvocation *)invocation {
9247     _trace();
9248     [self invokeNewProgress:invocation forController:nil withTitle:@"REPAIRING"];
9249     _trace();
9250 }
9251
9252 - (void) repairWithSelector:(SEL)selector {
9253     [self performSelectorOnMainThread:@selector(repairWithInvocation:) withObject:[NSInvocation invocationWithSelector:selector forTarget:database_] waitUntilDone:YES];
9254 }
9255
9256 - (void) reloadData {
9257     [self reloadDataWithInvocation:nil];
9258     if ([database_ progressDelegate] == nil)
9259         [self _loaded];
9260 }
9261
9262 - (void) syncData {
9263     [self _saveConfig];
9264     [self detachNewProgressSelector:@selector(update_) toTarget:self forController:nil title:@"UPDATING_SOURCES"];
9265 }
9266
9267 - (void) addSource:(NSDictionary *) source {
9268     CydiaAddSource(source);
9269 }
9270
9271 - (void) addSource:(NSString *)href withDistribution:(NSString *)distribution andSections:(NSArray *)sections {
9272     CydiaAddSource(href, distribution, sections);
9273 }
9274
9275 - (void) addTrivialSource:(NSString *)href {
9276     CydiaAddSource(href, @"./");
9277 }
9278
9279 - (void) updateValues {
9280     Changed_ = true;
9281 }
9282
9283 - (void) resolve {
9284     pkgProblemResolver *resolver = [database_ resolver];
9285
9286     resolver->InstallProtect();
9287     if (!resolver->Resolve(true))
9288         _error->Discard();
9289 }
9290
9291 - (bool) perform {
9292     // XXX: this is a really crappy way of doing this.
9293     // like, seriously: this state machine is still broken, and cancelling this here doesn't really /fix/ that.
9294     // for one, the user can still /start/ a reloading data event while they have a queue, which is stupid
9295     // for two, this just means there is a race condition between the refresh completing and the confirmation controller appearing.
9296     if ([tabbar_ updating])
9297         [tabbar_ cancelUpdate];
9298
9299     if (![database_ prepare])
9300         return false;
9301
9302     ConfirmationController *page([[[ConfirmationController alloc] initWithDatabase:database_] autorelease]);
9303     [page setDelegate:self];
9304     UINavigationController *confirm_([[[UINavigationController alloc] initWithRootViewController:page] autorelease]);
9305
9306     if (IsWildcat_)
9307         [confirm_ setModalPresentationStyle:UIModalPresentationFormSheet];
9308     [tabbar_ presentModalViewController:confirm_ animated:YES];
9309
9310     return true;
9311 }
9312
9313 - (void) queue {
9314     @synchronized (self) {
9315         [self perform];
9316     }
9317 }
9318
9319 - (void) clearPackage:(Package *)package {
9320     @synchronized (self) {
9321         [package clear];
9322         [self resolve];
9323         [self perform];
9324     }
9325 }
9326
9327 - (void) installPackages:(NSArray *)packages {
9328     @synchronized (self) {
9329         for (Package *package in packages)
9330             [package install];
9331         [self resolve];
9332         [self perform];
9333     }
9334 }
9335
9336 - (void) installPackage:(Package *)package {
9337     @synchronized (self) {
9338         [package install];
9339         [self resolve];
9340         [self perform];
9341     }
9342 }
9343
9344 - (void) removePackage:(Package *)package {
9345     @synchronized (self) {
9346         [package remove];
9347         [self resolve];
9348         [self perform];
9349     }
9350 }
9351
9352 - (void) distUpgrade {
9353     @synchronized (self) {
9354         if (![database_ upgrade])
9355             return;
9356         [self perform];
9357     }
9358 }
9359
9360 - (void) _uicache {
9361     _trace();
9362
9363     if (UpgradeCydia_ && Finish_ > 0) {
9364         setreugid(0, 0);
9365         system("su -c /usr/bin/uicache mobile");
9366     } else {
9367         system("/usr/bin/uicache");
9368     }
9369
9370     _trace();
9371 }
9372
9373 - (void) uicache {
9374     UIProgressHUD *hud([self addProgressHUD]);
9375     [hud setText:UCLocalize("LOADING")];
9376     [self yieldToSelector:@selector(_uicache)];
9377     [self removeProgressHUD:hud];
9378 }
9379
9380 - (void) perform_ {
9381     [database_ perform];
9382     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
9383     [self performSelectorOnMainThread:@selector(uicache) withObject:nil waitUntilDone:YES];
9384 }
9385
9386 - (void) confirmWithNavigationController:(UINavigationController *)navigation {
9387     Queuing_ = false;
9388     [self lockSuspend];
9389     [self detachNewProgressSelector:@selector(perform_) toTarget:self forController:navigation title:@"RUNNING"];
9390     [self unlockSuspend];
9391 }
9392
9393 - (void) retainNetworkActivityIndicator {
9394     if (activity_++ == 0)
9395         [self setNetworkActivityIndicatorVisible:YES];
9396
9397 #if TraceLogging
9398     NSLog(@"retainNetworkActivityIndicator->%d", activity_);
9399 #endif
9400 }
9401
9402 - (void) releaseNetworkActivityIndicator {
9403     if (--activity_ == 0)
9404         [self setNetworkActivityIndicatorVisible:NO];
9405
9406 #if TraceLogging
9407     NSLog(@"releaseNetworkActivityIndicator->%d", activity_);
9408 #endif
9409
9410 }
9411
9412 - (void) cancelAndClear:(bool)clear {
9413     @synchronized (self) {
9414         if (clear) {
9415             [database_ clear];
9416             Queuing_ = false;
9417         } else {
9418             Queuing_ = true;
9419         }
9420
9421         [self _updateData];
9422     }
9423 }
9424
9425 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
9426     NSString *context([alert context]);
9427
9428     if ([context isEqualToString:@"conffile"]) {
9429         FILE *input = [database_ input];
9430         if (button == [alert cancelButtonIndex])
9431             fprintf(input, "N\n");
9432         else if (button == [alert firstOtherButtonIndex])
9433             fprintf(input, "Y\n");
9434         fflush(input);
9435
9436         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9437     } else if ([context isEqualToString:@"fixhalf"]) {
9438         if (button == [alert cancelButtonIndex]) {
9439             @synchronized (self) {
9440                 for (Package *broken in (id) broken_) {
9441                     [broken remove];
9442                     NSString *id = [broken id];
9443
9444                     system([[NSString stringWithFormat:@"/usr/libexec/cydia/cydo /bin/rm -f"
9445                         " /var/lib/dpkg/info/%@.prerm"
9446                         " /var/lib/dpkg/info/%@.postrm"
9447                         " /var/lib/dpkg/info/%@.preinst"
9448                         " /var/lib/dpkg/info/%@.postinst"
9449                         " /var/lib/dpkg/info/%@.extrainst_"
9450                     , id, id, id, id, id] UTF8String]);
9451                 }
9452
9453                 [self resolve];
9454                 [self perform];
9455             }
9456         } else if (button == [alert firstOtherButtonIndex]) {
9457             [broken_ removeAllObjects];
9458             [self _loaded];
9459         }
9460
9461         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9462     } else if ([context isEqualToString:@"upgrade"]) {
9463         if (button == [alert firstOtherButtonIndex]) {
9464             @synchronized (self) {
9465                 for (Package *essential in (id) essential_)
9466                     [essential install];
9467
9468                 [self resolve];
9469                 [self perform];
9470             }
9471         } else if (button == [alert firstOtherButtonIndex] + 1) {
9472             [self distUpgrade];
9473         } else if (button == [alert cancelButtonIndex]) {
9474             Ignored_ = YES;
9475         }
9476
9477         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9478     }
9479 }
9480
9481 - (void) system:(NSString *)command {
9482     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9483
9484     _trace();
9485     system([command UTF8String]);
9486     _trace();
9487
9488     [pool release];
9489 }
9490
9491 - (void) applicationWillSuspend {
9492     [database_ clean];
9493     [super applicationWillSuspend];
9494 }
9495
9496 - (BOOL) isSafeToSuspend {
9497     if (locked_ != 0) {
9498 #if !ForRelease
9499         NSLog(@"isSafeToSuspend: locked_ != 0");
9500 #endif
9501         return false;
9502     }
9503
9504     if ([tabbar_ modalViewController] != nil)
9505         return false;
9506
9507     // Use external process status API internally.
9508     // This is probably a really bad idea.
9509     // XXX: what is the point of this? does this solve anything at all?
9510     uint64_t status = 0;
9511     int notify_token;
9512     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
9513         notify_get_state(notify_token, &status);
9514         notify_cancel(notify_token);
9515     }
9516
9517     if (status != 0) {
9518 #if !ForRelease
9519         NSLog(@"isSafeToSuspend: status != 0");
9520 #endif
9521         return false;
9522     }
9523
9524 #if !ForRelease
9525     NSLog(@"isSafeToSuspend: -> true");
9526 #endif
9527     return true;
9528 }
9529
9530 - (void) suspendReturningToLastApp:(BOOL)returning {
9531     if ([self isSafeToSuspend])
9532         [super suspendReturningToLastApp:returning];
9533 }
9534
9535 - (void) suspend {
9536     if ([self isSafeToSuspend])
9537         [super suspend];
9538 }
9539
9540 - (void) applicationSuspend {
9541     if ([self isSafeToSuspend])
9542         [super applicationSuspend];
9543 }
9544
9545 - (void) applicationSuspend:(__GSEvent *)event {
9546     if ([self isSafeToSuspend])
9547         [super applicationSuspend:event];
9548 }
9549
9550 - (void) _animateSuspension:(BOOL)arg0 duration:(double)arg1 startTime:(double)arg2 scale:(float)arg3 {
9551     if ([self isSafeToSuspend])
9552         [super _animateSuspension:arg0 duration:arg1 startTime:arg2 scale:arg3];
9553 }
9554
9555 - (void) _setSuspended:(BOOL)value {
9556     if ([self isSafeToSuspend])
9557         [super _setSuspended:value];
9558 }
9559
9560 - (UIProgressHUD *) addProgressHUD {
9561     UIProgressHUD *hud([[[UIProgressHUD alloc] init] autorelease]);
9562     [hud setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
9563
9564     [window_ setUserInteractionEnabled:NO];
9565
9566     UIViewController *target(tabbar_);
9567     if (UIViewController *modal = [target modalViewController])
9568         target = modal;
9569
9570     [hud showInView:[target view]];
9571
9572     [self lockSuspend];
9573     return hud;
9574 }
9575
9576 - (void) removeProgressHUD:(UIProgressHUD *)hud {
9577     [self unlockSuspend];
9578     [hud hide];
9579     [hud removeFromSuperview];
9580     [window_ setUserInteractionEnabled:YES];
9581 }
9582
9583 - (CyteViewController *) pageForPackage:(NSString *)name withReferrer:(NSString *)referrer {
9584     return [[[CYPackageController alloc] initWithDatabase:database_ forPackage:name withReferrer:referrer] autorelease];
9585 }
9586
9587 - (CyteViewController *) pageForURL:(NSURL *)url forExternal:(BOOL)external withReferrer:(NSString *)referrer {
9588     NSString *scheme([[url scheme] lowercaseString]);
9589     if ([[url absoluteString] length] <= [scheme length] + 3)
9590         return nil;
9591     NSString *path([[url absoluteString] substringFromIndex:[scheme length] + 3]);
9592     NSArray *components([path componentsSeparatedByString:@"/"]);
9593
9594     if ([scheme isEqualToString:@"apptapp"] && [components count] > 0 && [[components objectAtIndex:0] isEqualToString:@"package"]) {
9595         CyteViewController *controller([self pageForPackage:[components objectAtIndex:1] withReferrer:referrer]);
9596         if (controller != nil)
9597             [controller setDelegate:self];
9598         return controller;
9599     }
9600
9601     if ([components count] < 1 || ![scheme isEqualToString:@"cydia"])
9602         return nil;
9603
9604     NSString *base([components objectAtIndex:0]);
9605
9606     CyteViewController *controller = nil;
9607
9608     if ([base isEqualToString:@"url"]) {
9609         // This kind of URL can contain slashes in the argument, so we can't parse them below.
9610         NSString *destination = [[url absoluteString] substringFromIndex:([scheme length] + [@"://" length] + [base length] + [@"/" length])];
9611         controller = [[[CydiaWebViewController alloc] initWithURL:[NSURL URLWithString:destination]] autorelease];
9612     } else if (!external && [components count] == 1) {
9613         if ([base isEqualToString:@"sources"]) {
9614             controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9615         }
9616
9617         if ([base isEqualToString:@"home"]) {
9618             controller = [[[HomeController alloc] init] autorelease];
9619         }
9620
9621         if ([base isEqualToString:@"sections"]) {
9622             controller = [[[SectionsController alloc] initWithDatabase:database_ source:nil] autorelease];
9623         }
9624
9625         if ([base isEqualToString:@"search"]) {
9626             controller = [[[SearchController alloc] initWithDatabase:database_ query:nil] autorelease];
9627         }
9628
9629         if ([base isEqualToString:@"changes"]) {
9630             controller = [[[ChangesController alloc] initWithDatabase:database_] autorelease];
9631         }
9632
9633         if ([base isEqualToString:@"installed"]) {
9634             controller = [[[InstalledController alloc] initWithDatabase:database_] autorelease];
9635         }
9636     } else if ([components count] == 2) {
9637         NSString *argument = [[components objectAtIndex:1] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
9638
9639         if ([base isEqualToString:@"package"]) {
9640             controller = [self pageForPackage:argument withReferrer:referrer];
9641         }
9642
9643         if (!external && [base isEqualToString:@"search"]) {
9644             controller = [[[SearchController alloc] initWithDatabase:database_ query:argument] autorelease];
9645         }
9646
9647         if (!external && [base isEqualToString:@"sections"]) {
9648             if ([argument isEqualToString:@"all"] || [argument isEqualToString:@"*"])
9649                 argument = nil;
9650             controller = [[[SectionController alloc] initWithDatabase:database_ source:nil section:argument] autorelease];
9651         }
9652
9653         if (!external && [base isEqualToString:@"sources"]) {
9654             if ([argument isEqualToString:@"add"]) {
9655                 controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9656                 [(SourcesController *)controller showAddSourcePrompt];
9657             } else {
9658                 Source *source([database_ sourceWithKey:argument]);
9659                 controller = [[[SectionsController alloc] initWithDatabase:database_ source:source] autorelease];
9660             }
9661         }
9662
9663         if (!external && [base isEqualToString:@"launch"]) {
9664             [self launchApplicationWithIdentifier:argument suspended:NO];
9665             return nil;
9666         }
9667     } else if (!external && [components count] == 3) {
9668         NSString *arg1 = [[components objectAtIndex:1] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
9669         NSString *arg2 = [[components objectAtIndex:2] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
9670
9671         if ([base isEqualToString:@"package"]) {
9672             if ([arg2 isEqualToString:@"settings"]) {
9673                 controller = [[[PackageSettingsController alloc] initWithDatabase:database_ package:arg1] autorelease];
9674             } else if ([arg2 isEqualToString:@"files"]) {
9675                 if (Package *package = [database_ packageWithName:arg1]) {
9676                     controller = [[[FileTable alloc] initWithDatabase:database_] autorelease];
9677                     [(FileTable *)controller setPackage:package];
9678                 }
9679             }
9680         }
9681
9682         if ([base isEqualToString:@"sections"]) {
9683             Source *source([arg1 isEqualToString:@"*"] ? nil : [database_ sourceWithKey:arg1]);
9684             NSString *section([arg2 isEqualToString:@"*"] ? nil : arg2);
9685             controller = [[[SectionController alloc] initWithDatabase:database_ source:source section:section] autorelease];
9686         }
9687     }
9688
9689     [controller setDelegate:self];
9690     return controller;
9691 }
9692
9693 - (BOOL) openCydiaURL:(NSURL *)url forExternal:(BOOL)external {
9694     CyteViewController *page([self pageForURL:url forExternal:external withReferrer:nil]);
9695
9696     if (page != nil)
9697         [tabbar_ setUnselectedViewController:page];
9698
9699     return page != nil;
9700 }
9701
9702 - (void) applicationOpenURL:(NSURL *)url {
9703     [super applicationOpenURL:url];
9704
9705     if (!loaded_)
9706         starturl_ = url;
9707     else
9708         [self openCydiaURL:url forExternal:YES];
9709 }
9710
9711 - (void) applicationWillResignActive:(UIApplication *)application {
9712     // Stop refreshing if you get a phone call or lock the device.
9713     if ([tabbar_ updating])
9714         [tabbar_ cancelUpdate];
9715
9716     if ([[self superclass] instancesRespondToSelector:@selector(applicationWillResignActive:)])
9717         [super applicationWillResignActive:application];
9718 }
9719
9720 - (void) saveState {
9721     [Metadata_ setObject:[tabbar_ navigationURLCollection] forKey:@"InterfaceState"];
9722     [Metadata_ setObject:[NSDate date] forKey:@"LastClosed"];
9723     [Metadata_ setObject:[NSNumber numberWithInt:[tabbar_ selectedIndex]] forKey:@"InterfaceIndex"];
9724     Changed_ = true;
9725
9726     [self _saveConfig];
9727 }
9728
9729 - (void) applicationWillTerminate:(UIApplication *)application {
9730     [self saveState];
9731 }
9732
9733 - (void) applicationDidEnterBackground:(UIApplication *)application {
9734     if (kCFCoreFoundationVersionNumber < 1000 && [self isSafeToSuspend])
9735         return [self terminateWithSuccess];
9736     [self saveState];
9737 }
9738
9739 - (void) applicationWillEnterForeground:(UIApplication *)application {
9740     NSDate *closed = [Metadata_ objectForKey:@"LastClosed"];
9741     if (closed == nil)
9742         return;
9743
9744     NSTimeInterval interval([closed timeIntervalSinceNow]);
9745
9746     if (interval <= -(30*60)) {
9747         [tabbar_ setSelectedIndex:0];
9748         [[[tabbar_ viewControllers] objectAtIndex:0] popToRootViewControllerAnimated:NO];
9749     }
9750
9751     if (interval <= -(15*60)) {
9752         if (IsReachable("cydia.saurik.com")) {
9753             [tabbar_ beginUpdate];
9754             [appcache_ reloadURLWithCache:YES];
9755         }
9756     }
9757 }
9758
9759 - (void) setConfigurationData:(NSString *)data {
9760     static RegEx conffile_r("'(.*)' '(.*)' ([01]) ([01])");
9761
9762     if (!conffile_r(data)) {
9763         lprintf("E:invalid conffile\n");
9764         return;
9765     }
9766
9767     NSString *ofile = conffile_r[1];
9768     //NSString *nfile = conffile_r[2];
9769
9770     UIAlertView *alert = [[[UIAlertView alloc]
9771         initWithTitle:UCLocalize("CONFIGURATION_UPGRADE")
9772         message:[NSString stringWithFormat:@"%@\n\n%@", UCLocalize("CONFIGURATION_UPGRADE_EX"), ofile]
9773         delegate:self
9774         cancelButtonTitle:UCLocalize("KEEP_OLD_COPY")
9775         otherButtonTitles:
9776             UCLocalize("ACCEPT_NEW_COPY"),
9777             // XXX: UCLocalize("SEE_WHAT_CHANGED"),
9778         nil
9779     ] autorelease];
9780
9781     [alert setContext:@"conffile"];
9782     [alert setNumberOfRows:2];
9783     [alert show];
9784 }
9785
9786 - (void) addStashController {
9787     [self lockSuspend];
9788     stash_ = [[[StashController alloc] init] autorelease];
9789     [window_ addSubview:[stash_ view]];
9790 }
9791
9792 - (void) removeStashController {
9793     [[stash_ view] removeFromSuperview];
9794     stash_ = nil;
9795     [self unlockSuspend];
9796 }
9797
9798 - (void) stash {
9799     [[UIApplication sharedApplication] setStatusBarStyle:UIStatusBarStyleBlackOpaque];
9800     UpdateExternalStatus(1);
9801     [self yieldToSelector:@selector(system:) withObject:@"/usr/libexec/cydia/cydo /usr/libexec/cydia/free.sh"];
9802     UpdateExternalStatus(0);
9803
9804     [self removeStashController];
9805
9806     pid_t pid(ExecFork());
9807     if (pid == 0) {
9808         execlp("launchctl", "launchctl", "stop", "com.apple.SpringBoard", NULL);
9809         perror("launchctl stop");
9810
9811         exit(0);
9812     } ReapZombie(pid);
9813 }
9814
9815 - (void) setupViewControllers {
9816     tabbar_ = [[[CydiaTabBarController alloc] initWithDatabase:database_] autorelease];
9817
9818     NSMutableArray *items;
9819     if (kCFCoreFoundationVersionNumber < 800) {
9820         items = [NSMutableArray arrayWithObjects:
9821             [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage imageNamed:@"home.png"] tag:0] autorelease],
9822             [[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage imageNamed:@"install.png"] tag:0] autorelease],
9823             [[[UITabBarItem alloc] initWithTitle:UCLocalize("CHANGES") image:[UIImage imageNamed:@"changes.png"] tag:0] autorelease],
9824             [[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage imageNamed:@"manage.png"] tag:0] autorelease],
9825             [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage imageNamed:@"search.png"] tag:0] autorelease],
9826         nil];
9827     } else {
9828         items = [NSMutableArray arrayWithObjects:
9829             [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage imageNamed:@"home7.png"] selectedImage:[UIImage imageNamed:@"home7s.png"]] autorelease],
9830             [[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage imageNamed:@"install7.png"] selectedImage:[UIImage imageNamed:@"install7s.png"]] autorelease],
9831             [[[UITabBarItem alloc] initWithTitle:UCLocalize("CHANGES") image:[UIImage imageNamed:@"changes7.png"] selectedImage:[UIImage imageNamed:@"changes7s.png"]] autorelease],
9832             [[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage imageNamed:@"manage7.png"] selectedImage:[UIImage imageNamed:@"manage7s.png"]] autorelease],
9833             [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage imageNamed:@"search7.png"] selectedImage:[UIImage imageNamed:@"search7s.png"]] autorelease],
9834         nil];
9835     }
9836
9837     NSMutableArray *controllers([NSMutableArray array]);
9838     for (UITabBarItem *item in items) {
9839         UINavigationController *controller([[[UINavigationController alloc] init] autorelease]);
9840         [controller setTabBarItem:item];
9841         [controllers addObject:controller];
9842     }
9843     [tabbar_ setViewControllers:controllers];
9844
9845     [tabbar_ setUpdateDelegate:self];
9846 }
9847
9848 - (void) _sendMemoryWarningNotification {
9849     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: maybe 4_0?
9850         [[NSNotificationCenter defaultCenter] postNotificationName:@"UIApplicationMemoryWarningNotification" object:[UIApplication sharedApplication]];
9851     else
9852         [[NSNotificationCenter defaultCenter] postNotificationName:@"UIApplicationDidReceiveMemoryWarningNotification" object:[UIApplication sharedApplication]];
9853 }
9854
9855 - (void) _sendMemoryWarningNotifications {
9856     while (true) {
9857         [self performSelectorOnMainThread:@selector(_sendMemoryWarningNotification) withObject:nil waitUntilDone:NO];
9858         sleep(2);
9859         //usleep(2000000);
9860     }
9861 }
9862
9863 - (void) applicationDidReceiveMemoryWarning:(UIApplication *)application {
9864     NSLog(@"--");
9865     [[NSURLCache sharedURLCache] removeAllCachedResponses];
9866 }
9867
9868 - (void) applicationDidFinishLaunching:(id)unused {
9869     //[NSThread detachNewThreadSelector:@selector(_sendMemoryWarningNotifications) toTarget:self withObject:nil];
9870
9871 _trace();
9872     if ([self respondsToSelector:@selector(setApplicationSupportsShakeToEdit:)])
9873         [self setApplicationSupportsShakeToEdit:NO];
9874
9875     @synchronized (HostConfig_) {
9876         [BridgedHosts_ addObject:[[NSURL URLWithString:CydiaURL(@"")] host]];
9877     }
9878
9879     [NSURLCache setSharedURLCache:[[[CYURLCache alloc]
9880         initWithMemoryCapacity:524288
9881         diskCapacity:10485760
9882         diskPath:Cache("SDURLCache")
9883     ] autorelease]];
9884
9885     [CydiaWebViewController _initialize];
9886
9887     [NSURLProtocol registerClass:[CydiaURLProtocol class]];
9888
9889     // this would disallow http{,s} URLs from accessing this data
9890     //[WebView registerURLSchemeAsLocal:@"cydia"];
9891
9892     Font12_ = [UIFont systemFontOfSize:12];
9893     Font12Bold_ = [UIFont boldSystemFontOfSize:12];
9894     Font14_ = [UIFont systemFontOfSize:14];
9895     Font18_ = [UIFont systemFontOfSize:18];
9896     Font18Bold_ = [UIFont boldSystemFontOfSize:18];
9897     Font22Bold_ = [UIFont boldSystemFontOfSize:22];
9898
9899     essential_ = [NSMutableArray arrayWithCapacity:4];
9900     broken_ = [NSMutableArray arrayWithCapacity:4];
9901
9902     // XXX: I really need this thing... like, seriously... I'm sorry
9903     appcache_ = [[[AppCacheController alloc] initWithURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/appcache/", UI_]]] autorelease];
9904     [appcache_ reloadData];
9905
9906     window_ = [[[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]] autorelease];
9907     [window_ orderFront:self];
9908     [window_ makeKey:self];
9909     [window_ setHidden:NO];
9910
9911     if (false) stash: {
9912         [self addStashController];
9913         // XXX: this would be much cleaner as a yieldToSelector:
9914         // that way the removeStashController could happen right here inline
9915         // we also could no longer require the useless stash_ field anymore
9916         [self performSelector:@selector(stash) withObject:nil afterDelay:0];
9917         return;
9918     }
9919
9920     struct stat root;
9921     int error(stat("/", &root));
9922     _assert(error != -1);
9923
9924     #define Stash_(path) do { \
9925         struct stat folder; \
9926         int error(lstat((path), &folder)); \
9927         if (error != -1 && ( \
9928             folder.st_dev == root.st_dev && \
9929             S_ISDIR(folder.st_mode) \
9930         ) || error == -1 && ( \
9931             errno == ENOENT || \
9932             errno == ENOTDIR \
9933         )) goto stash; \
9934     } while (false)
9935
9936     Stash_("/Applications");
9937     Stash_("/Library/Ringtones");
9938     Stash_("/Library/Wallpaper");
9939     //Stash_("/usr/bin");
9940     Stash_("/usr/include");
9941     Stash_("/usr/share");
9942     //Stash_("/var/lib");
9943
9944     database_ = [Database sharedInstance];
9945     [database_ setDelegate:self];
9946
9947     [window_ setUserInteractionEnabled:NO];
9948     [self setupViewControllers];
9949
9950     CydiaLoadingViewController *loading([[[CydiaLoadingViewController alloc] init] autorelease]);
9951     UINavigationController *navigation([[[UINavigationController alloc] init] autorelease]);
9952     [navigation setViewControllers:[NSArray arrayWithObject:loading]];
9953
9954     emulated_ = [[[CyteTabBarController alloc] init] autorelease];
9955     [emulated_ setViewControllers:[NSArray arrayWithObject:navigation]];
9956     [emulated_ setSelectedIndex:0];
9957
9958     if ([emulated_ respondsToSelector:@selector(concealTabBarSelection)])
9959         [emulated_ concealTabBarSelection];
9960
9961     if ([window_ respondsToSelector:@selector(setRootViewController:)])
9962         [window_ setRootViewController:emulated_];
9963     else
9964         [window_ addSubview:[emulated_ view]];
9965
9966     [self performSelector:@selector(loadData) withObject:nil afterDelay:0];
9967 _trace();
9968 }
9969
9970 - (NSArray *) defaultStartPages {
9971     NSMutableArray *standard = [NSMutableArray array];
9972     [standard addObject:[NSArray arrayWithObject:@"cydia://home"]];
9973     [standard addObject:[NSArray arrayWithObject:@"cydia://sources"]];
9974     [standard addObject:[NSArray arrayWithObject:@"cydia://changes"]];
9975     [standard addObject:[NSArray arrayWithObject:@"cydia://installed"]];
9976     [standard addObject:[NSArray arrayWithObject:@"cydia://search"]];
9977     return standard;
9978 }
9979
9980 - (void) loadData {
9981 _trace();
9982     if ([emulated_ modalViewController] != nil)
9983         [emulated_ dismissModalViewControllerAnimated:YES];
9984     [window_ setUserInteractionEnabled:NO];
9985
9986     [self reloadDataWithInvocation:nil];
9987     [self refreshIfPossible];
9988     [self disemulate];
9989
9990     int savedIndex = [[Metadata_ objectForKey:@"InterfaceIndex"] intValue];
9991     NSArray *saved = [[[Metadata_ objectForKey:@"InterfaceState"] mutableCopy] autorelease];
9992     int standardIndex = 0;
9993     NSArray *standard = [self defaultStartPages];
9994
9995     BOOL valid = YES;
9996
9997     if (saved == nil)
9998         valid = NO;
9999
10000     NSDate *closed = [Metadata_ objectForKey:@"LastClosed"];
10001     if (valid && closed != nil) {
10002         NSTimeInterval interval([closed timeIntervalSinceNow]);
10003         if (interval <= -(30*60))
10004             valid = NO;
10005     }
10006
10007     if (valid && [saved count] != [standard count])
10008         valid = NO;
10009
10010     if (valid) {
10011         for (unsigned int i = 0; i < [standard count]; i++) {
10012             NSArray *std = [standard objectAtIndex:i], *sav = [saved objectAtIndex:i];
10013             // XXX: The "hasPrefix" sanity check here could be, in theory, fooled,
10014             //      but it's good enough for now.
10015             if ([sav count] == 0 || ![[sav objectAtIndex:0] hasPrefix:[std objectAtIndex:0]]) {
10016                 valid = NO;
10017                 break;
10018             }
10019         }
10020     }
10021
10022     NSArray *items = nil;
10023     if (valid) {
10024         [tabbar_ setSelectedIndex:savedIndex];
10025         items = saved;
10026     } else {
10027         [tabbar_ setSelectedIndex:standardIndex];
10028         items = standard;
10029     }
10030
10031     for (unsigned int tab = 0; tab < [[tabbar_ viewControllers] count]; tab++) {
10032         NSArray *stack = [items objectAtIndex:tab];
10033         UINavigationController *navigation = [[tabbar_ viewControllers] objectAtIndex:tab];
10034         NSMutableArray *current = [NSMutableArray array];
10035
10036         for (unsigned int nav = 0; nav < [stack count]; nav++) {
10037             NSString *addr = [stack objectAtIndex:nav];
10038             NSURL *url = [NSURL URLWithString:addr];
10039             CyteViewController *page = [self pageForURL:url forExternal:NO withReferrer:nil];
10040             if (page != nil)
10041                 [current addObject:page];
10042         }
10043
10044         [navigation setViewControllers:current];
10045     }
10046
10047     // (Try to) show the startup URL.
10048     if (starturl_ != nil) {
10049         [self openCydiaURL:starturl_ forExternal:YES];
10050         starturl_ = nil;
10051     }
10052 }
10053
10054 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item {
10055     if (item != nil && IsWildcat_) {
10056         [sheet showFromBarButtonItem:item animated:YES];
10057     } else {
10058         [sheet showInView:window_];
10059     }
10060 }
10061
10062 - (void) addProgressEvent:(CydiaProgressEvent *)event forTask:(NSString *)task {
10063     id<ProgressDelegate> progress([database_ progressDelegate] ?: [self invokeNewProgress:nil forController:nil withTitle:task]);
10064     [progress setTitle:task];
10065     [progress addProgressEvent:event];
10066 }
10067
10068 - (void) addProgressEventForTask:(NSArray *)data {
10069     CydiaProgressEvent *event([data objectAtIndex:0]);
10070     NSString *task([data count] < 2 ? nil : [data objectAtIndex:1]);
10071     [self addProgressEvent:event forTask:task];
10072 }
10073
10074 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task {
10075     [self performSelectorOnMainThread:@selector(addProgressEventForTask:) withObject:[NSArray arrayWithObjects:event, task, nil] waitUntilDone:YES];
10076 }
10077
10078 @end
10079
10080 /*IMP alloc_;
10081 id Alloc_(id self, SEL selector) {
10082     id object = alloc_(self, selector);
10083     lprintf("[%s]A-%p\n", self->isa->name, object);
10084     return object;
10085 }*/
10086
10087 /*IMP dealloc_;
10088 id Dealloc_(id self, SEL selector) {
10089     id object = dealloc_(self, selector);
10090     lprintf("[%s]D-%p\n", self->isa->name, object);
10091     return object;
10092 }*/
10093
10094 Class $NSURLConnection;
10095
10096 MSHook(id, NSURLConnection$init$, NSURLConnection *self, SEL _cmd, NSURLRequest *request, id delegate, BOOL usesCache, int64_t maxContentLength, BOOL startImmediately, NSDictionary *connectionProperties) {
10097     NSMutableURLRequest *copy([[request mutableCopy] autorelease]);
10098
10099     NSURL *url([copy URL]);
10100
10101     NSString *host([url host]);
10102     NSString *scheme([[url scheme] lowercaseString]);
10103
10104     NSString *compound([NSString stringWithFormat:@"%@:%@", scheme, host]);
10105
10106     @synchronized (HostConfig_) {
10107         if ([copy respondsToSelector:@selector(setHTTPShouldUsePipelining:)])
10108             if ([PipelinedHosts_ containsObject:host] || [PipelinedHosts_ containsObject:compound])
10109                 [copy setHTTPShouldUsePipelining:YES];
10110
10111         if (NSString *control = [copy valueForHTTPHeaderField:@"Cache-Control"])
10112             if ([control isEqualToString:@"max-age=0"])
10113                 if ([CachedURLs_ containsObject:url]) {
10114 #if !ForRelease
10115                     NSLog(@"~~~: %@", url);
10116 #endif
10117
10118                     [copy setCachePolicy:NSURLRequestReturnCacheDataDontLoad];
10119
10120                     [copy setValue:nil forHTTPHeaderField:@"Cache-Control"];
10121                     [copy setValue:nil forHTTPHeaderField:@"If-Modified-Since"];
10122                     [copy setValue:nil forHTTPHeaderField:@"If-None-Match"];
10123                 }
10124     }
10125
10126     if ((self = _NSURLConnection$init$(self, _cmd, copy, delegate, usesCache, maxContentLength, startImmediately, connectionProperties)) != nil) {
10127     } return self;
10128 }
10129
10130 Class $WAKWindow;
10131
10132 static CGSize $WAKWindow$screenSize(WAKWindow *self, SEL _cmd) {
10133     CGSize size([[UIScreen mainScreen] bounds].size);
10134     /*if ([$WAKWindow respondsToSelector:@selector(hasLandscapeOrientation)])
10135         if ([$WAKWindow hasLandscapeOrientation])
10136             std::swap(size.width, size.height);*/
10137     return size;
10138 }
10139
10140 Class $NSUserDefaults;
10141
10142 MSHook(id, NSUserDefaults$objectForKey$, NSUserDefaults *self, SEL _cmd, NSString *key) {
10143     if ([key respondsToSelector:@selector(isEqualToString:)] && [key isEqualToString:@"WebKitLocalStorageDatabasePathPreferenceKey"])
10144         return Cache("LocalStorage");
10145     return _NSUserDefaults$objectForKey$(self, _cmd, key);
10146 }
10147
10148 int main(int argc, char *argv[]) {
10149     setreugid(501, 501);
10150
10151     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
10152
10153     _trace();
10154
10155     UpdateExternalStatus(0);
10156
10157     UIScreen *screen([UIScreen mainScreen]);
10158     if ([screen respondsToSelector:@selector(scale)])
10159         ScreenScale_ = [screen scale];
10160     else
10161         ScreenScale_ = 1;
10162
10163     UIDevice *device([UIDevice currentDevice]);
10164     if ([device respondsToSelector:@selector(userInterfaceIdiom)]) {
10165         UIUserInterfaceIdiom idiom([device userInterfaceIdiom]);
10166         if (idiom == UIUserInterfaceIdiomPad)
10167             IsWildcat_ = true;
10168     }
10169
10170     Idiom_ = IsWildcat_ ? @"ipad" : @"iphone";
10171
10172     RegEx pattern("([0-9]+\\.[0-9]+).*");
10173
10174     if (pattern([device systemVersion]))
10175         Firmware_ = pattern[1];
10176     if (pattern(Cydia_))
10177         Major_ = pattern[1];
10178
10179     SessionData_ = [NSMutableDictionary dictionaryWithCapacity:4];
10180
10181     HostConfig_ = [[[NSObject alloc] init] autorelease];
10182     @synchronized (HostConfig_) {
10183         BridgedHosts_ = [NSMutableSet setWithCapacity:4];
10184         TokenHosts_ = [NSMutableSet setWithCapacity:4];
10185         InsecureHosts_ = [NSMutableSet setWithCapacity:4];
10186         PipelinedHosts_ = [NSMutableSet setWithCapacity:4];
10187         CachedURLs_ = [NSMutableSet setWithCapacity:32];
10188     }
10189
10190     NSString *ui(@"ui/ios");
10191     if (Idiom_ != nil)
10192         ui = [ui stringByAppendingString:[NSString stringWithFormat:@"~%@", Idiom_]];
10193     ui = [ui stringByAppendingString:[NSString stringWithFormat:@"/%@", Major_]];
10194     UI_ = CydiaURL(ui);
10195
10196     PackageName = reinterpret_cast<CYString &(*)(Package *, SEL)>(method_getImplementation(class_getInstanceMethod([Package class], @selector(cyname))));
10197
10198     /* Library Hacks {{{ */
10199     class_addMethod(objc_getClass("DOMNodeList"), @selector(countByEnumeratingWithState:objects:count:), (IMP) &DOMNodeList$countByEnumeratingWithState$objects$count$, "I20@0:4^{NSFastEnumerationState}8^@12I16");
10200
10201     $WAKWindow = objc_getClass("WAKWindow");
10202     if ($WAKWindow != NULL)
10203         if (Method method = class_getInstanceMethod($WAKWindow, @selector(screenSize)))
10204             method_setImplementation(method, (IMP) &$WAKWindow$screenSize);
10205
10206     $NSURLConnection = objc_getClass("NSURLConnection");
10207     Method NSURLConnection$init$(class_getInstanceMethod($NSURLConnection, @selector(_initWithRequest:delegate:usesCache:maxContentLength:startImmediately:connectionProperties:)));
10208     if (NSURLConnection$init$ != NULL) {
10209         _NSURLConnection$init$ = reinterpret_cast<id (*)(NSURLConnection *, SEL, NSURLRequest *, id, BOOL, int64_t, BOOL, NSDictionary *)>(method_getImplementation(NSURLConnection$init$));
10210         method_setImplementation(NSURLConnection$init$, reinterpret_cast<IMP>(&$NSURLConnection$init$));
10211     }
10212
10213     $NSUserDefaults = objc_getClass("NSUserDefaults");
10214     Method NSUserDefaults$objectForKey$(class_getInstanceMethod($NSUserDefaults, @selector(objectForKey:)));
10215     if (NSUserDefaults$objectForKey$ != NULL) {
10216         _NSUserDefaults$objectForKey$ = reinterpret_cast<id (*)(NSUserDefaults *, SEL, NSString *)>(method_getImplementation(NSUserDefaults$objectForKey$));
10217         method_setImplementation(NSUserDefaults$objectForKey$, reinterpret_cast<IMP>(&$NSUserDefaults$objectForKey$));
10218     }
10219     /* }}} */
10220     /* Set Locale {{{ */
10221     Locale_ = CFLocaleCopyCurrent();
10222     Languages_ = [NSLocale preferredLanguages];
10223
10224     //CFStringRef locale(CFLocaleGetIdentifier(Locale_));
10225     //NSLog(@"%@", [Languages_ description]);
10226
10227     const char *lang;
10228     if (Locale_ != NULL)
10229         lang = [(NSString *) CFLocaleGetIdentifier(Locale_) UTF8String];
10230     else if (Languages_ != nil && [Languages_ count] != 0)
10231         lang = [[Languages_ objectAtIndex:0] UTF8String];
10232     else
10233         // XXX: consider just setting to C and then falling through?
10234         lang = NULL;
10235
10236     if (lang != NULL) {
10237         RegEx pattern("([a-z][a-z])(?:-[A-Za-z]*)?(_[A-Z][A-Z])?");
10238         lang = !pattern(lang) ? NULL : [pattern->*@"%1$@%2$@" UTF8String];
10239     }
10240
10241     NSLog(@"Setting Language: %s", lang);
10242
10243     if (lang != NULL) {
10244         setenv("LANG", lang, true);
10245         std::setlocale(LC_ALL, lang);
10246     }
10247     /* }}} */
10248     /* Index Collation {{{ */
10249     if (Class $UILocalizedIndexedCollation = objc_getClass("UILocalizedIndexedCollation")) { @try {
10250         NSBundle *bundle([NSBundle bundleForClass:$UILocalizedIndexedCollation]);
10251         NSString *path([bundle pathForResource:@"UITableViewLocalizedSectionIndex" ofType:@"plist"]);
10252         //path = @"/System/Library/Frameworks/UIKit.framework/.lproj/UITableViewLocalizedSectionIndex.plist";
10253         NSDictionary *dictionary([NSDictionary dictionaryWithContentsOfFile:path]);
10254         _H<UILocalizedIndexedCollation> collation([[[$UILocalizedIndexedCollation alloc] initWithDictionary:dictionary] autorelease]);
10255
10256         CollationLocale_ = MSHookIvar<NSLocale *>(collation, "_locale");
10257
10258         if (kCFCoreFoundationVersionNumber >= 800 && [[CollationLocale_ localeIdentifier] isEqualToString:@"zh@collation=stroke"]) {
10259             CollationThumbs_ = [NSArray arrayWithObjects:@"1",@"•",@"4",@"•",@"7",@"•",@"10",@"•",@"13",@"•",@"16",@"•",@"19",@"A",@"•",@"E",@"•",@"I",@"•",@"M",@"•",@"R",@"•",@"V",@"•",@"Z",@"#",nil];
10260             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})
10261                 CollationOffset_.push_back(offset);
10262             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];
10263             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];
10264         } else {
10265
10266         CollationThumbs_ = [collation sectionIndexTitles];
10267         for (size_t index(0), end([CollationThumbs_ count]); index != end; ++index)
10268             CollationOffset_.push_back([collation sectionForSectionIndexTitleAtIndex:index]);
10269
10270         CollationTitles_ = [collation sectionTitles];
10271         CollationStarts_ = MSHookIvar<NSArray *>(collation, "_sectionStartStrings");
10272
10273         NSString *&transform(MSHookIvar<NSString *>(collation, "_transform"));
10274         if (&transform != NULL && transform != nil) {
10275             /*if ([collation respondsToSelector:@selector(transformedCollationStringForString:)])
10276                 CollationModify_ = [=](NSString *value) { return [collation transformedCollationStringForString:value]; };*/
10277             const UChar *uid(reinterpret_cast<const UChar *>([transform cStringUsingEncoding:NSUnicodeStringEncoding]));
10278             UErrorCode code(U_ZERO_ERROR);
10279             CollationTransl_ = utrans_openU(uid, -1, UTRANS_FORWARD, NULL, 0, NULL, &code);
10280             if (!U_SUCCESS(code))
10281                 NSLog(@"%s", u_errorName(code));
10282         }
10283
10284         }
10285     } @catch (NSException *e) {
10286         NSLog(@"%@", e);
10287         goto hard;
10288     } } else hard: {
10289         CollationLocale_ = [[[NSLocale alloc] initWithLocaleIdentifier:@"en@collation=dictionary"] autorelease];
10290
10291         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];
10292         for (NSInteger offset(0); offset != 28; ++offset)
10293             CollationOffset_.push_back(offset);
10294
10295         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];
10296         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];
10297     }
10298     /* }}} */
10299     /* Parse Arguments {{{ */
10300     bool substrate(false);
10301
10302     if (argc != 0) {
10303         char **args(argv);
10304         int arge(1);
10305
10306         for (int argi(1); argi != argc; ++argi)
10307             if (strcmp(argv[argi], "--") == 0) {
10308                 arge = argi;
10309                 argv[argi] = argv[0];
10310                 argv += argi;
10311                 argc -= argi;
10312                 break;
10313             }
10314
10315         for (int argi(1); argi != arge; ++argi)
10316             if (strcmp(args[argi], "--substrate") == 0)
10317                 substrate = true;
10318             else
10319                 fprintf(stderr, "unknown argument: %s\n", args[argi]);
10320     }
10321     /* }}} */
10322
10323     App_ = [[NSBundle mainBundle] bundlePath];
10324     Advanced_ = YES;
10325
10326     Cache_ = [[NSString stringWithFormat:@"%@/Library/Caches/com.saurik.Cydia", @"/var/mobile"] retain];
10327
10328     /*Method alloc = class_getClassMethod([NSObject class], @selector(alloc));
10329     alloc_ = alloc->method_imp;
10330     alloc->method_imp = (IMP) &Alloc_;*/
10331
10332     /*Method dealloc = class_getClassMethod([NSObject class], @selector(dealloc));
10333     dealloc_ = dealloc->method_imp;
10334     dealloc->method_imp = (IMP) &Dealloc_;*/
10335
10336     void *gestalt(dlopen("/usr/lib/libMobileGestalt.dylib", RTLD_GLOBAL | RTLD_LAZY));
10337     $MGCopyAnswer = reinterpret_cast<CFStringRef (*)(CFStringRef)>(dlsym(gestalt, "MGCopyAnswer"));
10338
10339     /* System Information {{{ */
10340     size_t size;
10341
10342     int maxproc;
10343     size = sizeof(maxproc);
10344     if (sysctlbyname("kern.maxproc", &maxproc, &size, NULL, 0) == -1)
10345         perror("sysctlbyname(\"kern.maxproc\", ?)");
10346     else if (maxproc < 64) {
10347         maxproc = 64;
10348         if (sysctlbyname("kern.maxproc", NULL, NULL, &maxproc, sizeof(maxproc)) == -1)
10349             perror("sysctlbyname(\"kern.maxproc\", #)");
10350     }
10351
10352     sysctlbyname("kern.osversion", NULL, &size, NULL, 0);
10353     char *osversion = new char[size];
10354     if (sysctlbyname("kern.osversion", osversion, &size, NULL, 0) == -1)
10355         perror("sysctlbyname(\"kern.osversion\", ?)");
10356     else
10357         System_ = [NSString stringWithUTF8String:osversion];
10358
10359     sysctlbyname("hw.machine", NULL, &size, NULL, 0);
10360     char *machine = new char[size];
10361     if (sysctlbyname("hw.machine", machine, &size, NULL, 0) == -1)
10362         perror("sysctlbyname(\"hw.machine\", ?)");
10363     else
10364         Machine_ = machine;
10365
10366     int64_t usermem(0);
10367     size = sizeof(usermem);
10368     if (sysctlbyname("hw.usermem", &usermem, &size, NULL, 0) == -1)
10369         usermem = 0;
10370
10371     SerialNumber_ = (NSString *) CYIOGetValue("IOService:/", @"IOPlatformSerialNumber");
10372     ChipID_ = [CYHex((NSData *) CYIOGetValue("IODeviceTree:/chosen", @"unique-chip-id"), true) uppercaseString];
10373     BBSNum_ = CYHex((NSData *) CYIOGetValue("IOService:/AppleARMPE/baseband", @"snum"), false);
10374
10375     UniqueID_ = UniqueIdentifier(device);
10376
10377     if (NSDictionary *info = [NSDictionary dictionaryWithContentsOfFile:@"/Applications/MobileSafari.app/Info.plist"]) {
10378         Product_ = [info objectForKey:@"SafariProductVersion"];
10379         Safari_ = [info objectForKey:@"CFBundleVersion"];
10380     }
10381
10382     NSString *agent([NSString stringWithFormat:@"Cydia/%@ CyF/%.2f", Cydia_, kCFCoreFoundationVersionNumber]);
10383
10384     if (RegEx match = RegEx("([0-9]+(\\.[0-9]+)+).*", Safari_))
10385         agent = [NSString stringWithFormat:@"Safari/%@ %@", match[1], agent];
10386     if (RegEx match = RegEx("([0-9]+[A-Z][0-9]+[a-z]?).*", System_))
10387         agent = [NSString stringWithFormat:@"Mobile/%@ %@", match[1], agent];
10388     if (RegEx match = RegEx("([0-9]+(\\.[0-9]+)+).*", Product_))
10389         agent = [NSString stringWithFormat:@"Version/%@ %@", match[1], agent];
10390
10391     UserAgent_ = agent;
10392     /* }}} */
10393     /* Load Database {{{ */
10394     _trace();
10395     Metadata_ = [[[NSMutableDictionary alloc] initWithContentsOfFile:@"/var/lib/cydia/metadata.plist"] autorelease];
10396     _trace();
10397     SectionMap_ = [[[NSDictionary alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"Sections" ofType:@"plist"]] autorelease];
10398
10399     if (Metadata_ == NULL)
10400         Metadata_ = [NSMutableDictionary dictionaryWithCapacity:2];
10401     else {
10402         Settings_ = [Metadata_ objectForKey:@"Settings"];
10403
10404         Packages_ = [Metadata_ objectForKey:@"Packages"];
10405
10406         Values_ = [Metadata_ objectForKey:@"Values"];
10407         Sections_ = [Metadata_ objectForKey:@"Sections"];
10408         Sources_ = [Metadata_ objectForKey:@"Sources"];
10409
10410         Token_ = [Metadata_ objectForKey:@"Token"];
10411
10412         Version_ = [Metadata_ objectForKey:@"Version"];
10413     }
10414
10415     if (Values_ == nil) {
10416         Values_ = [[[NSMutableDictionary alloc] initWithCapacity:4] autorelease];
10417         [Metadata_ setObject:Values_ forKey:@"Values"];
10418     }
10419
10420     if (Sections_ == nil) {
10421         Sections_ = [[[NSMutableDictionary alloc] initWithCapacity:32] autorelease];
10422         [Metadata_ setObject:Sections_ forKey:@"Sections"];
10423     }
10424
10425     if (Sources_ == nil) {
10426         Sources_ = [[[NSMutableDictionary alloc] initWithCapacity:0] autorelease];
10427         [Metadata_ setObject:Sources_ forKey:@"Sources"];
10428     }
10429
10430     if (Version_ == nil) {
10431         Version_ = [NSNumber numberWithUnsignedInt:0];
10432         [Metadata_ setObject:Version_ forKey:@"Version"];
10433     }
10434
10435     if ([Version_ unsignedIntValue] == 0) {
10436         CydiaAddSource(@"http://apt.thebigboss.org/repofiles/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10437         CydiaAddSource(@"http://apt.modmyi.com/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10438         CydiaAddSource(@"http://cydia.zodttd.com/repo/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10439         CydiaAddSource(@"http://repo666.ultrasn0w.com/", @"./");
10440
10441         Version_ = [NSNumber numberWithUnsignedInt:1];
10442         [Metadata_ setObject:Version_ forKey:@"Version"];
10443
10444         [Metadata_ removeObjectForKey:@"LastUpdate"];
10445
10446         Changed_ = true;
10447     }
10448
10449     _H<NSMutableArray> broken([NSMutableArray array]);
10450     for (NSString *key in (id) Sources_)
10451         if ([key rangeOfCharacterFromSet:[NSCharacterSet characterSetWithCharactersInString:@"# "]].location != NSNotFound)
10452             [broken addObject:key];
10453     if ([broken count] != 0) {
10454         for (NSString *key in (id) broken)
10455             [Sources_ removeObjectForKey:key];
10456         Changed_ = true;
10457     } broken = nil;
10458     /* }}} */
10459
10460     CydiaWriteSources();
10461
10462     _trace();
10463     mkdir("/var/mobile/Library/Cydia", 0755);
10464     MetaFile_.Open("/var/mobile/Library/Cydia/metadata.cb0");
10465     _trace();
10466
10467     if (Packages_ != nil) {
10468         bool fail(false);
10469         CFDictionaryApplyFunction((CFDictionaryRef) Packages_, &PackageImport, &fail);
10470         _trace();
10471
10472         if (!fail) {
10473             [Metadata_ removeObjectForKey:@"Packages"];
10474             Packages_ = nil;
10475             Changed_ = true;
10476         }
10477     }
10478
10479     Finishes_ = [NSArray arrayWithObjects:@"return", @"reopen", @"restart", @"reload", @"reboot", nil];
10480
10481 #define MobileSubstrate_(name) \
10482     if (substrate && access("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", F_OK) == 0) { \
10483         void *handle(dlopen("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", RTLD_LAZY | RTLD_GLOBAL)); \
10484         if (handle == NULL) \
10485             NSLog(@"%s", dlerror()); \
10486     }
10487
10488     MobileSubstrate_(Activator)
10489     MobileSubstrate_(libstatusbar)
10490     MobileSubstrate_(SimulatedKeyEvents)
10491     MobileSubstrate_(WinterBoard)
10492
10493     /*if (substrate && access("/Library/MobileSubstrate/MobileSubstrate.dylib", F_OK) == 0)
10494         dlopen("/Library/MobileSubstrate/MobileSubstrate.dylib", RTLD_LAZY | RTLD_GLOBAL);*/
10495
10496     if (kCFCoreFoundationVersionNumber > 1000)
10497         system("/usr/libexec/cydia/cydo /usr/libexec/cydia/setnsfpn /var/lib");
10498
10499     int version([[NSString stringWithContentsOfFile:@"/var/lib/cydia/firmware.ver"] intValue]);
10500
10501     if (access("/User", F_OK) != 0 || version != 6) {
10502         _trace();
10503         system("/usr/libexec/cydia/cydo /usr/libexec/cydia/firmware.sh");
10504         _trace();
10505     }
10506
10507     if (access("/tmp/cydia.chk", F_OK) == 0) {
10508         if (unlink([Cache("pkgcache.bin") UTF8String]) == -1)
10509             _assert(errno == ENOENT);
10510         if (unlink([Cache("srcpkgcache.bin") UTF8String]) == -1)
10511             _assert(errno == ENOENT);
10512     }
10513
10514     /* APT Initialization {{{ */
10515     _assert(pkgInitConfig(*_config));
10516     _assert(pkgInitSystem(*_config, _system));
10517
10518     if (lang != NULL)
10519         _config->Set("APT::Acquire::Translation", lang);
10520
10521     // XXX: this timeout might be important :(
10522     //_config->Set("Acquire::http::Timeout", 15);
10523
10524     _config->Set("Acquire::http::MaxParallel", usermem >= 384 * 1024 * 1024 ? 16 : 3);
10525
10526     mkdir([Cache_ UTF8String], 0755);
10527     mkdir([Cache("archives") UTF8String], 0755);
10528     mkdir([Cache("archives/partial") UTF8String], 0755);
10529     _config->Set("Dir::Cache", [Cache_ UTF8String]);
10530
10531     mkdir([Cache("lists") UTF8String], 0755);
10532     mkdir([Cache("lists/partial") UTF8String], 0755);
10533     mkdir([Cache("periodic") UTF8String], 0755);
10534     _config->Set("Dir::State::Lists", [Cache("lists") UTF8String]);
10535
10536     std::string logs("/var/mobile/Library/Logs/Cydia");
10537     mkdir(logs.c_str(), 0755);
10538     _config->Set("Dir::Log::Terminal", logs + "/apt.log");
10539
10540     _config->Set("Dir::Bin::dpkg", "/usr/libexec/cydia/cydo");
10541     /* }}} */
10542     /* Color Choices {{{ */
10543     space_ = CGColorSpaceCreateDeviceRGB();
10544
10545     Blue_.Set(space_, 0.2, 0.2, 1.0, 1.0);
10546     Blueish_.Set(space_, 0x19/255.f, 0x32/255.f, 0x50/255.f, 1.0);
10547     Black_.Set(space_, 0.0, 0.0, 0.0, 1.0);
10548     Folder_.Set(space_, 0x8e/255.f, 0x8e/255.f, 0x93/255.f, 1.0);
10549     Off_.Set(space_, 0.9, 0.9, 0.9, 1.0);
10550     White_.Set(space_, 1.0, 1.0, 1.0, 1.0);
10551     Gray_.Set(space_, 0.4, 0.4, 0.4, 1.0);
10552     Green_.Set(space_, 0.0, 0.5, 0.0, 1.0);
10553     Purple_.Set(space_, 0.0, 0.0, 0.7, 1.0);
10554     Purplish_.Set(space_, 0.4, 0.4, 0.8, 1.0);
10555
10556     InstallingColor_ = [UIColor colorWithRed:0.88f green:1.00f blue:0.88f alpha:1.00f];
10557     RemovingColor_ = [UIColor colorWithRed:1.00f green:0.88f blue:0.88f alpha:1.00f];
10558     /* }}}*/
10559     /* UIKit Configuration {{{ */
10560     // XXX: I have a feeling this was important
10561     //UIKeyboardDisableAutomaticAppearance();
10562     /* }}} */
10563
10564     $SBSSetInterceptsMenuButtonForever = reinterpret_cast<void (*)(bool)>(dlsym(RTLD_DEFAULT, "SBSSetInterceptsMenuButtonForever"));
10565
10566     const char *symbol(kCFCoreFoundationVersionNumber >= 800 ? "MGGetBoolAnswer" : "GSSystemHasCapability");
10567     BOOL (*GSSystemHasCapability)(CFStringRef) = reinterpret_cast<BOOL (*)(CFStringRef)>(dlsym(RTLD_DEFAULT, symbol));
10568     bool fast = GSSystemHasCapability != NULL && GSSystemHasCapability(CFSTR("armv7"));
10569
10570     PulseInterval_ = fast ? 50000 : 500000;
10571
10572     Colon_ = UCLocalize("COLON_DELIMITED");
10573     Elision_ = UCLocalize("ELISION");
10574     Error_ = UCLocalize("ERROR");
10575     Warning_ = UCLocalize("WARNING");
10576
10577     _trace();
10578     int value(UIApplicationMain(argc, argv, @"Cydia", @"Cydia"));
10579
10580     CGColorSpaceRelease(space_);
10581     CFRelease(Locale_);
10582
10583     [pool release];
10584     return value;
10585 }