MobileCydia.mm

   1 /* Cydia - iPhone UIKit Front-End for Debian APT
   2  * Copyright (C) 2008-2015  Jay Freeman (saurik)
   3 */
   4
   5 /* GNU General Public License, Version 3 {{{ */
   6 /*
   7  * Cydia is free software: you can redistribute it and/or modify
   8  * it under the terms of the GNU General Public License as published
   9  * by the Free Software Foundation, either version 3 of the License,
  10  * or (at your option) any later version.
  11  *
  12  * Cydia is distributed in the hope that it will be useful, but
  13  * WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  * GNU General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU General Public License
  18  * along with Cydia.  If not, see <http://www.gnu.org/licenses/>.
  19 **/
  20 /* }}} */
  21
  22 // XXX: wtf/FastMalloc.h... wtf?
  23 #define USE_SYSTEM_MALLOC 1
  24
  25 /* #include Directives {{{ */
  26 #include "CyteKit/UCPlatform.h"
  27 #include "CyteKit/Localize.h"
  28
  29 #include <unicode/ustring.h>
  30 #include <unicode/utrans.h>
  31
  32 #include <objc/objc.h>
  33 #include <objc/runtime.h>
  34
  35 #include <CoreGraphics/CoreGraphics.h>
  36 #include <Foundation/Foundation.h>
  37
  38 #if 0
  39 #define DEPLOYMENT_TARGET_MACOSX 1
  40 #define CF_BUILDING_CF 1
  41 #include <CoreFoundation/CFInternal.h>
  42 #endif
  43
  44 #include <CoreFoundation/CFUniChar.h>
  45
  46 #include <SystemConfiguration/SystemConfiguration.h>
  47
  48 #include <UIKit/UIKit.h>
  49 #include "iPhonePrivate.h"
  50
  51 #include <IOKit/IOKitLib.h>
  52
  53 #include <QuartzCore/CALayer.h>
  54
  55 #include <WebCore/WebCoreThread.h>
  56 #include <WebKit/DOMHTMLIFrameElement.h>
  57
  58 #include <algorithm>
  59 #include <iomanip>
  60 #include <set>
  61 #include <sstream>
  62 #include <string>
  63
  64 #include <ext/stdio_filebuf.h>
  65
  66 #undef ABS
  67
  68 #include <apt-pkg/acquire.h>
  69 #include <apt-pkg/acquire-item.h>
  70 #include <apt-pkg/algorithms.h>
  71 #include <apt-pkg/cachefile.h>
  72 #include <apt-pkg/clean.h>
  73 #include <apt-pkg/configuration.h>
  74 #include <apt-pkg/debindexfile.h>
  75 #include <apt-pkg/debmetaindex.h>
  76 #include <apt-pkg/error.h>
  77 #include <apt-pkg/init.h>
  78 #include <apt-pkg/mmap.h>
  79 #include <apt-pkg/pkgrecords.h>
  80 #include <apt-pkg/sha1.h>
  81 #include <apt-pkg/sourcelist.h>
  82 #include <apt-pkg/sptr.h>
  83 #include <apt-pkg/strutl.h>
  84 #include <apt-pkg/tagfile.h>
  85
  86 #include <sys/types.h>
  87 #include <sys/stat.h>
  88 #include <sys/sysctl.h>
  89 #include <sys/param.h>
  90 #include <sys/mount.h>
  91 #include <sys/reboot.h>
  92
  93 #include <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 NSString *Colon_;
 241 NSString *Elision_;
 242 static NSString *Error_;
 243 static NSString *Warning_;
 244
 245 static NSString *Cache_;
 246 #define Cache(file) \
 247     [NSString stringWithFormat:@"%@/%s", Cache_, file]
 248
 249 static void (*$SBSSetInterceptsMenuButtonForever)(bool);
 250
 251 static CFStringRef (*$MGCopyAnswer)(CFStringRef);
 252
 253 static NSString *UniqueIdentifier(UIDevice *device = nil) {
 254     if (kCFCoreFoundationVersionNumber < 800) // iOS 7.x
 255         return [device ?: [UIDevice currentDevice] uniqueIdentifier];
 256     else
 257         return [(id)$MGCopyAnswer(CFSTR("UniqueDeviceID")) autorelease];
 258 }
 259
 260 static bool IsReachable(const char *name) {
 261     SCNetworkReachabilityFlags flags; {
 262         SCNetworkReachabilityRef reachability(SCNetworkReachabilityCreateWithName(kCFAllocatorDefault, name));
 263         SCNetworkReachabilityGetFlags(reachability, &flags);
 264         CFRelease(reachability);
 265     }
 266
 267     // XXX: this elaborate mess is what Apple is using to determine this? :(
 268     // XXX: do we care if the user has to intervene? maybe that's ok?
 269     return
 270         (flags & kSCNetworkReachabilityFlagsReachable) != 0 && (
 271             (flags & kSCNetworkReachabilityFlagsConnectionRequired) == 0 || (
 272                 (flags & kSCNetworkReachabilityFlagsConnectionOnDemand) != 0 ||
 273                 (flags & kSCNetworkReachabilityFlagsConnectionOnTraffic) != 0
 274             ) && (flags & kSCNetworkReachabilityFlagsInterventionRequired) == 0 ||
 275             (flags & kSCNetworkReachabilityFlagsIsWWAN) != 0
 276         )
 277     ;
 278 }
 279
 280 static const NSUInteger UIViewAutoresizingFlexibleBoth(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight);
 281
 282 static _finline NSString *CydiaURL(NSString *path) {
 283     char page[26];
 284     page[0] = 'h'; page[1] = 't'; page[2] = 't'; page[3] = 'p'; page[4] = 's';
 285     page[5] = ':'; page[6] = '/'; page[7] = '/'; page[8] = 'c'; page[9] = 'y';
 286     page[10] = 'd'; page[11] = 'i'; page[12] = 'a'; page[13] = '.'; page[14] = 's';
 287     page[15] = 'a'; page[16] = 'u'; page[17] = 'r'; page[18] = 'i'; page[19] = 'k';
 288     page[20] = '.'; page[21] = 'c'; page[22] = 'o'; page[23] = 'm'; page[24] = '/';
 289     page[25] = '\0';
 290     return [[NSString stringWithUTF8String:page] stringByAppendingString:path];
 291 }
 292
 293 static _finline void UpdateExternalStatus(uint64_t newStatus) {
 294     int notify_token;
 295     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
 296         notify_set_state(notify_token, newStatus);
 297         notify_cancel(notify_token);
 298     }
 299     notify_post("com.saurik.Cydia.status");
 300 }
 301
 302 static CGFloat CYStatusBarHeight() {
 303     CGSize size([[UIApplication sharedApplication] statusBarFrame].size);
 304     return UIInterfaceOrientationIsPortrait([[UIApplication sharedApplication] statusBarOrientation]) ? size.height : size.width;
 305 }
 306
 307 /* NSForcedOrderingSearch doesn't work on the iPhone */
 308 static const NSStringCompareOptions MatchCompareOptions_ = NSLiteralSearch | NSCaseInsensitiveSearch;
 309 static const NSStringCompareOptions LaxCompareOptions_ = NSNumericSearch | NSDiacriticInsensitiveSearch | NSWidthInsensitiveSearch | NSCaseInsensitiveSearch;
 310 static const CFStringCompareFlags LaxCompareFlags_ = kCFCompareNumerically | kCFCompareWidthInsensitive | kCFCompareForcedOrdering;
 311
 312 /* Insertion Sort {{{ */
 313
 314 CFIndex SKBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 315     const char *ptr = (const char *)list;
 316     while (0 < count) {
 317         CFIndex half = count / 2;
 318         const char *probe = ptr + elementSize * half;
 319         CFComparisonResult cr = comparator(element, probe, context);
 320     if (0 == cr) return (probe - (const char *)list) / elementSize;
 321         ptr = (cr < 0) ? ptr : probe + elementSize;
 322         count = (cr < 0) ? half : (half + (count & 1) - 1);
 323     }
 324     return (ptr - (const char *)list) / elementSize;
 325 }
 326
 327 CFIndex CFBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 328     const char *ptr = (const char *)list;
 329     while (0 < count) {
 330         CFIndex half = count / 2;
 331         const char *probe = ptr + elementSize * half;
 332         CFComparisonResult cr = comparator(element, probe, context);
 333     if (0 == cr) return (probe - (const char *)list) / elementSize;
 334         ptr = (cr < 0) ? ptr : probe + elementSize;
 335         count = (cr < 0) ? half : (half + (count & 1) - 1);
 336     }
 337     return (ptr - (const char *)list) / elementSize;
 338 }
 339
 340 void CFArrayInsertionSortValues(CFMutableArrayRef array, CFRange range, CFComparatorFunction comparator, void *context) {
 341     if (range.length == 0)
 342         return;
 343     const void **values(new const void *[range.length]);
 344     CFArrayGetValues(array, range, values);
 345
 346 #if HistogramInsertionSort > 0
 347     uint32_t total(0), *offsets(new uint32_t[range.length]);
 348 #endif
 349
 350     for (CFIndex index(1); index != range.length; ++index) {
 351         const void *value(values[index]);
 352         //CFIndex correct(SKBSearch_(&value, sizeof(const void *), values, index, comparator, context));
 353         CFIndex correct(index);
 354         while (comparator(value, values[correct - 1], context) == kCFCompareLessThan) {
 355 #if HistogramInsertionSort > 1
 356             NSLog(@"%@ < %@", value, values[correct - 1]);
 357 #endif
 358             if (--correct == 0)
 359                 break;
 360         }
 361         if (correct != index) {
 362             size_t offset(index - correct);
 363 #if HistogramInsertionSort
 364             total += offset;
 365             ++offsets[offset];
 366             if (offset > 10)
 367                 NSLog(@"Heavy Insertion Displacement: %u = %@", offset, value);
 368 #endif
 369             memmove(values + correct + 1, values + correct, sizeof(const void *) * offset);
 370             values[correct] = value;
 371         }
 372     }
 373
 374     CFArrayReplaceValues(array, range, values, range.length);
 375     delete [] values;
 376
 377 #if HistogramInsertionSort > 0
 378     for (CFIndex index(0); index != range.length; ++index)
 379         if (offsets[index] != 0)
 380             NSLog(@"Insertion Displacement [%u]: %u", index, offsets[index]);
 381     NSLog(@"Average Insertion Displacement: %f", double(total) / range.length);
 382     delete [] offsets;
 383 #endif
 384 }
 385
 386 /* }}} */
 387
 388 /* Apple Bug Fixes {{{ */
 389 @implementation UIWebDocumentView (Cydia)
 390
 391 - (void) _setScrollerOffset:(CGPoint)offset {
 392     UIScroller *scroller([self _scroller]);
 393
 394     CGSize size([scroller contentSize]);
 395     CGSize bounds([scroller bounds].size);
 396
 397     CGPoint max;
 398     max.x = size.width - bounds.width;
 399     max.y = size.height - bounds.height;
 400
 401     // wtf Apple?!
 402     if (max.x < 0)
 403         max.x = 0;
 404     if (max.y < 0)
 405         max.y = 0;
 406
 407     offset.x = offset.x < 0 ? 0 : offset.x > max.x ? max.x : offset.x;
 408     offset.y = offset.y < 0 ? 0 : offset.y > max.y ? max.y : offset.y;
 409
 410     [scroller setOffset:offset];
 411 }
 412
 413 @end
 414 /* }}} */
 415
 416 NSUInteger DOMNodeList$countByEnumeratingWithState$objects$count$(DOMNodeList *self, SEL sel, NSFastEnumerationState *state, id *objects, NSUInteger count) {
 417     size_t length([self length] - state->state);
 418     if (length <= 0)
 419         return 0;
 420     else if (length > count)
 421         length = count;
 422     for (size_t i(0); i != length; ++i)
 423         objects[i] = [self item:state->state++];
 424     state->itemsPtr = objects;
 425     state->mutationsPtr = (unsigned long *) self;
 426     return length;
 427 }
 428
 429 /* Cydia NSString Additions {{{ */
 430 @interface NSString (Cydia)
 431 - (NSComparisonResult) compareByPath:(NSString *)other;
 432 - (NSString *) stringByAddingPercentEscapesIncludingReserved;
 433 @end
 434
 435 @implementation NSString (Cydia)
 436
 437 - (NSComparisonResult) compareByPath:(NSString *)other {
 438     NSString *prefix = [self commonPrefixWithString:other options:0];
 439     size_t length = [prefix length];
 440
 441     NSRange lrange = NSMakeRange(length, [self length] - length);
 442     NSRange rrange = NSMakeRange(length, [other length] - length);
 443
 444     lrange = [self rangeOfString:@"/" options:0 range:lrange];
 445     rrange = [other rangeOfString:@"/" options:0 range:rrange];
 446
 447     NSComparisonResult value;
 448
 449     if (lrange.location == NSNotFound && rrange.location == NSNotFound)
 450         value = NSOrderedSame;
 451     else if (lrange.location == NSNotFound)
 452         value = NSOrderedAscending;
 453     else if (rrange.location == NSNotFound)
 454         value = NSOrderedDescending;
 455     else
 456         value = NSOrderedSame;
 457
 458     NSString *lpath = lrange.location == NSNotFound ? [self substringFromIndex:length] :
 459         [self substringWithRange:NSMakeRange(length, lrange.location - length)];
 460     NSString *rpath = rrange.location == NSNotFound ? [other substringFromIndex:length] :
 461         [other substringWithRange:NSMakeRange(length, rrange.location - length)];
 462
 463     NSComparisonResult result = [lpath compare:rpath];
 464     return result == NSOrderedSame ? value : result;
 465 }
 466
 467 - (NSString *) stringByAddingPercentEscapesIncludingReserved {
 468     return [(id)CFURLCreateStringByAddingPercentEscapes(
 469         kCFAllocatorDefault,
 470         (CFStringRef) self,
 471         NULL,
 472         CFSTR(";/?:@&=+$,"),
 473         kCFStringEncodingUTF8
 474     ) autorelease];
 475 }
 476
 477 @end
 478 /* }}} */
 479
 480 /* C++ NSString Wrapper Cache {{{ */
 481 static _finline CFStringRef CYStringCreate(const char *data, size_t size) {
 482     return size == 0 ? NULL :
 483         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingUTF8, NO, kCFAllocatorNull) ?:
 484         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingISOLatin1, NO, kCFAllocatorNull);
 485 }
 486
 487 static _finline CFStringRef CYStringCreate(const char *data) {
 488     return CYStringCreate(data, strlen(data));
 489 }
 490
 491 class CYString {
 492   private:
 493     char *data_;
 494     size_t size_;
 495     CFStringRef cache_;
 496
 497     _finline void clear_() {
 498         if (cache_ != NULL) {
 499             CFRelease(cache_);
 500             cache_ = NULL;
 501         }
 502     }
 503
 504   public:
 505     _finline bool empty() const {
 506         return size_ == 0;
 507     }
 508
 509     _finline size_t size() const {
 510         return size_;
 511     }
 512
 513     _finline char *data() const {
 514         return data_;
 515     }
 516
 517     _finline void clear() {
 518         size_ = 0;
 519         clear_();
 520     }
 521
 522     _finline CYString() :
 523         data_(0),
 524         size_(0),
 525         cache_(NULL)
 526     {
 527     }
 528
 529     _finline ~CYString() {
 530         clear_();
 531     }
 532
 533     void operator =(const CYString &rhs) {
 534         data_ = rhs.data_;
 535         size_ = rhs.size_;
 536
 537         if (rhs.cache_ == nil)
 538             cache_ = NULL;
 539         else
 540             cache_ = reinterpret_cast<CFStringRef>(CFRetain(rhs.cache_));
 541     }
 542
 543     void copy(CYPool *pool) {
 544         char *temp(pool->malloc<char>(size_ + 1));
 545         memcpy(temp, data_, size_);
 546         temp[size_] = '\0';
 547         data_ = temp;
 548     }
 549
 550     void set(CYPool *pool, const char *data, size_t size) {
 551         if (size == 0)
 552             clear();
 553         else {
 554             clear_();
 555
 556             data_ = const_cast<char *>(data);
 557             size_ = size;
 558
 559             if (pool != NULL)
 560                 copy(pool);
 561         }
 562     }
 563
 564     _finline void set(CYPool *pool, const char *data) {
 565         set(pool, data, data == NULL ? 0 : strlen(data));
 566     }
 567
 568     _finline void set(CYPool *pool, const std::string &rhs) {
 569         set(pool, rhs.data(), rhs.size());
 570     }
 571
 572     bool operator ==(const CYString &rhs) const {
 573         return size_ == rhs.size_ && memcmp(data_, rhs.data_, size_) == 0;
 574     }
 575
 576     _finline operator CFStringRef() {
 577         if (cache_ == NULL)
 578             cache_ = CYStringCreate(data_, size_);
 579         return cache_;
 580     }
 581
 582     _finline operator id() {
 583         return (NSString *) static_cast<CFStringRef>(*this);
 584     }
 585
 586     _finline operator const char *() {
 587         return reinterpret_cast<const char *>(data_);
 588     }
 589 };
 590 /* }}} */
 591 /* C++ NSString Algorithm Adapters {{{ */
 592 extern "C" {
 593     CF_EXPORT CFHashCode CFStringHashNSString(CFStringRef str);
 594 }
 595
 596 struct NSStringMapHash :
 597     std::unary_function<NSString *, size_t>
 598 {
 599     _finline size_t operator ()(NSString *value) const {
 600         return CFStringHashNSString((CFStringRef) value);
 601     }
 602 };
 603
 604 struct NSStringMapLess :
 605     std::binary_function<NSString *, NSString *, bool>
 606 {
 607     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 608         return [lhs compare:rhs] == NSOrderedAscending;
 609     }
 610 };
 611
 612 struct NSStringMapEqual :
 613     std::binary_function<NSString *, NSString *, bool>
 614 {
 615     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 616         return CFStringCompare((CFStringRef) lhs, (CFStringRef) rhs, 0) == kCFCompareEqualTo;
 617         //CFEqual((CFTypeRef) lhs, (CFTypeRef) rhs);
 618         //[lhs isEqualToString:rhs];
 619     }
 620 };
 621 /* }}} */
 622
 623 /* CoreGraphics Primitives {{{ */
 624 class CYColor {
 625   private:
 626     CGColorRef color_;
 627
 628     static CGColorRef Create_(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 629         CGFloat color[] = {red, green, blue, alpha};
 630         return CGColorCreate(space, color);
 631     }
 632
 633   public:
 634     CYColor() :
 635         color_(NULL)
 636     {
 637     }
 638
 639     CYColor(CGColorSpaceRef space, float red, float green, float blue, float alpha) :
 640         color_(Create_(space, red, green, blue, alpha))
 641     {
 642         Set(space, red, green, blue, alpha);
 643     }
 644
 645     void Clear() {
 646         if (color_ != NULL)
 647             CGColorRelease(color_);
 648     }
 649
 650     ~CYColor() {
 651         Clear();
 652     }
 653
 654     void Set(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 655         Clear();
 656         color_ = Create_(space, red, green, blue, alpha);
 657     }
 658
 659     operator CGColorRef() {
 660         return color_;
 661     }
 662 };
 663 /* }}} */
 664
 665 /* Random Global Variables {{{ */
 666 static int PulseInterval_ = 500000;
 667
 668 static const NSString *UI_;
 669
 670 static int Finish_;
 671 static bool RestartSubstrate_;
 672 static NSArray *Finishes_;
 673
 674 #define SpringBoard_ "/System/Library/LaunchDaemons/com.apple.SpringBoard.plist"
 675 #define NotifyConfig_ "/etc/notify.conf"
 676
 677 static bool Queuing_;
 678
 679 static CYColor Blue_;
 680 static CYColor Blueish_;
 681 static CYColor Black_;
 682 static CYColor Folder_;
 683 static CYColor Off_;
 684 static CYColor White_;
 685 static CYColor Gray_;
 686 static CYColor Green_;
 687 static CYColor Purple_;
 688 static CYColor Purplish_;
 689
 690 static UIColor *InstallingColor_;
 691 static UIColor *RemovingColor_;
 692
 693 static NSString *App_;
 694
 695 static BOOL Advanced_;
 696 static BOOL Ignored_;
 697
 698 static _H<UIFont> Font12_;
 699 static _H<UIFont> Font12Bold_;
 700 static _H<UIFont> Font14_;
 701 static _H<UIFont> Font18_;
 702 static _H<UIFont> Font18Bold_;
 703 static _H<UIFont> Font22Bold_;
 704
 705 static const char *Machine_ = NULL;
 706 static _H<NSString> System_;
 707 static NSString *SerialNumber_ = nil;
 708 static NSString *ChipID_ = nil;
 709 static NSString *BBSNum_ = nil;
 710 static _H<NSString> UniqueID_;
 711 static _H<NSString> UserAgent_;
 712 static _H<NSString> Product_;
 713 static _H<NSString> Safari_;
 714
 715 static _H<NSLocale> CollationLocale_;
 716 static _H<NSArray> CollationThumbs_;
 717 static std::vector<NSInteger> CollationOffset_;
 718 static _H<NSArray> CollationTitles_;
 719 static _H<NSArray> CollationStarts_;
 720 static UTransliterator *CollationTransl_;
 721 //static Function<NSString *, NSString *> CollationModify_;
 722
 723 typedef std::basic_string<UChar> ustring;
 724 static ustring CollationString_;
 725
 726 #define CUC const ustring &str(*reinterpret_cast<const ustring *>(rep))
 727 #define UC ustring &str(*reinterpret_cast<ustring *>(rep))
 728 static struct UReplaceableCallbacks CollationUCalls_ = {
 729     .length = [](const UReplaceable *rep) -> int32_t { CUC;
 730         return str.size();
 731     },
 732
 733     .charAt = [](const UReplaceable *rep, int32_t offset) -> UChar { CUC;
 734         //fprintf(stderr, "charAt(%d) : %d\n", offset, str.size());
 735         if (offset >= str.size())
 736             return 0xffff;
 737         return str[offset];
 738     },
 739
 740     .char32At = [](const UReplaceable *rep, int32_t offset) -> UChar32 { CUC;
 741         //fprintf(stderr, "char32At(%d) : %d\n", offset, str.size());
 742         if (offset >= str.size())
 743             return 0xffff;
 744         UChar32 c;
 745         U16_GET(str.data(), 0, offset, str.size(), c);
 746         return c;
 747     },
 748
 749     .replace = [](UReplaceable *rep, int32_t start, int32_t limit, const UChar *text, int32_t length) -> void { UC;
 750         //fprintf(stderr, "replace(%d, %d, %d) : %d\n", start, limit, length, str.size());
 751         str.replace(start, limit - start, text, length);
 752     },
 753
 754     .extract = [](UReplaceable *rep, int32_t start, int32_t limit, UChar *dst) -> void { UC;
 755         //fprintf(stderr, "extract(%d, %d) : %d\n", start, limit, str.size());
 756         str.copy(dst, limit - start, start);
 757     },
 758
 759     .copy = [](UReplaceable *rep, int32_t start, int32_t limit, int32_t dest) -> void { UC;
 760         //fprintf(stderr, "copy(%d, %d, %d) : %d\n", start, limit, dest, str.size());
 761         str.replace(dest, 0, str, start, limit - start);
 762     },
 763 };
 764
 765 static CFLocaleRef Locale_;
 766 static NSArray *Languages_;
 767 static CGColorSpaceRef space_;
 768
 769 #define CacheState_ "/var/mobile/Library/Caches/com.saurik.Cydia/CacheState.plist"
 770 #define SavedState_ "/var/mobile/Library/Caches/com.saurik.Cydia/SavedState.plist"
 771
 772 static NSDictionary *SectionMap_;
 773 static _H<NSDate> Backgrounded_;
 774 static _transient NSMutableDictionary *Values_;
 775 static _transient NSMutableDictionary *Sections_;
 776 _H<NSMutableDictionary> Sources_;
 777 static _transient NSNumber *Version_;
 778 static time_t now_;
 779
 780 bool IsWildcat_;
 781 CGFloat ScreenScale_;
 782 static NSString *Idiom_;
 783 static _H<NSString> Firmware_;
 784 static NSString *Major_;
 785
 786 static _H<NSMutableDictionary> SessionData_;
 787 static _H<NSObject> HostConfig_;
 788 static _H<NSMutableSet> BridgedHosts_;
 789 static _H<NSMutableSet> InsecureHosts_;
 790 static _H<NSMutableSet> PipelinedHosts_;
 791 static _H<NSMutableSet> CachedURLs_;
 792
 793 static NSString *kCydiaProgressEventTypeError = @"Error";
 794 static NSString *kCydiaProgressEventTypeInformation = @"Information";
 795 static NSString *kCydiaProgressEventTypeStatus = @"Status";
 796 static NSString *kCydiaProgressEventTypeWarning = @"Warning";
 797 /* }}} */
 798
 799 /* Display Helpers {{{ */
 800 inline float Interpolate(float begin, float end, float fraction) {
 801     return (end - begin) * fraction + begin;
 802 }
 803
 804 static inline double Retina(double value) {
 805     value *= ScreenScale_;
 806     value = round(value);
 807     value /= ScreenScale_;
 808     return value;
 809 }
 810
 811 static inline CGRect Retina(CGRect value) {
 812     value.origin.x *= ScreenScale_;
 813     value.origin.y *= ScreenScale_;
 814     value.size.width *= ScreenScale_;
 815     value.size.height *= ScreenScale_;
 816     value = CGRectIntegral(value);
 817     value.origin.x /= ScreenScale_;
 818     value.origin.y /= ScreenScale_;
 819     value.size.width /= ScreenScale_;
 820     value.size.height /= ScreenScale_;
 821     return value;
 822 }
 823
 824 static _finline const char *StripVersion_(const char *version) {
 825     const char *colon(strchr(version, ':'));
 826     return colon == NULL ? version : colon + 1;
 827 }
 828
 829 NSString *LocalizeSection(NSString *section) {
 830     static RegEx title_r("(.*?) \\((.*)\\)");
 831     if (title_r(section)) {
 832         NSString *parent(title_r[1]);
 833         NSString *child(title_r[2]);
 834
 835         return [NSString stringWithFormat:UCLocalize("PARENTHETICAL"),
 836             LocalizeSection(parent),
 837             LocalizeSection(child)
 838         ];
 839     }
 840
 841     return [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
 842 }
 843
 844 NSString *Simplify(NSString *title) {
 845     const char *data = [title UTF8String];
 846     size_t size = [title lengthOfBytesUsingEncoding:NSUTF8StringEncoding];
 847
 848     static RegEx square_r("\\[(.*)\\]");
 849     if (square_r(data, size))
 850         return Simplify(square_r[1]);
 851
 852     static RegEx paren_r("\\((.*)\\)");
 853     if (paren_r(data, size))
 854         return Simplify(paren_r[1]);
 855
 856     static RegEx title_r("(.*?) \\((.*)\\)");
 857     if (title_r(data, size))
 858         return Simplify(title_r[1]);
 859
 860     return title;
 861 }
 862 /* }}} */
 863
 864 bool isSectionVisible(NSString *section) {
 865     NSDictionary *metadata([Sections_ objectForKey:(section ?: @"")]);
 866     NSNumber *hidden(metadata == nil ? nil : [metadata objectForKey:@"Hidden"]);
 867     return hidden == nil || ![hidden boolValue];
 868 }
 869
 870 static NSObject *CYIOGetValue(const char *path, NSString *property) {
 871     io_registry_entry_t entry(IORegistryEntryFromPath(kIOMasterPortDefault, path));
 872     if (entry == MACH_PORT_NULL)
 873         return nil;
 874
 875     CFTypeRef value(IORegistryEntryCreateCFProperty(entry, (CFStringRef) property, kCFAllocatorDefault, 0));
 876     IOObjectRelease(entry);
 877
 878     if (value == NULL)
 879         return nil;
 880     return [(id) value autorelease];
 881 }
 882
 883 static NSString *CYHex(NSData *data, bool reverse = false) {
 884     if (data == nil)
 885         return nil;
 886
 887     size_t length([data length]);
 888     uint8_t bytes[length];
 889     [data getBytes:bytes];
 890
 891     char string[length * 2 + 1];
 892     for (size_t i(0); i != length; ++i)
 893         sprintf(string + i * 2, "%.2x", bytes[reverse ? length - i - 1 : i]);
 894
 895     return [NSString stringWithUTF8String:string];
 896 }
 897
 898 @class Cydia;
 899
 900 /* Delegate Prototypes {{{ */
 901 @class Package;
 902 @class Source;
 903 @class CydiaProgressEvent;
 904
 905 @protocol DatabaseDelegate
 906 - (void) repairWithSelector:(SEL)selector;
 907 - (void) setConfigurationData:(NSString *)data;
 908 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task;
 909 @end
 910
 911 @class CYPackageController;
 912
 913 @protocol SourceDelegate
 914 - (void) setFetch:(NSNumber *)fetch;
 915 @end
 916
 917 @protocol FetchDelegate
 918 - (bool) isSourceCancelled;
 919 - (void) startSourceFetch:(NSString *)uri;
 920 - (void) stopSourceFetch:(NSString *)uri;
 921 @end
 922
 923 @protocol CydiaDelegate
 924 - (void) returnToCydia;
 925 - (void) saveState;
 926 - (void) retainNetworkActivityIndicator;
 927 - (void) releaseNetworkActivityIndicator;
 928 - (void) clearPackage:(Package *)package;
 929 - (void) installPackage:(Package *)package;
 930 - (void) installPackages:(NSArray *)packages;
 931 - (void) removePackage:(Package *)package;
 932 - (void) beginUpdate;
 933 - (BOOL) updating;
 934 - (bool) requestUpdate;
 935 - (void) distUpgrade;
 936 - (void) loadData;
 937 - (void) updateData;
 938 - (void) _saveConfig;
 939 - (void) syncData;
 940 - (void) addSource:(NSDictionary *)source;
 941 - (void) addTrivialSource:(NSString *)href;
 942 - (UIProgressHUD *) addProgressHUD;
 943 - (void) removeProgressHUD:(UIProgressHUD *)hud;
 944 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item;
 945 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
 946 @end
 947 /* }}} */
 948
 949 /* CancelStatus {{{ */
 950 class CancelStatus :
 951     public pkgAcquireStatus
 952 {
 953   private:
 954     bool cancelled_;
 955
 956   public:
 957     CancelStatus() :
 958         cancelled_(false)
 959     {
 960     }
 961
 962     virtual bool MediaChange(std::string media, std::string drive) {
 963         return false;
 964     }
 965
 966     virtual void IMSHit(pkgAcquire::ItemDesc &desc) {
 967         Done(desc);
 968     }
 969
 970     virtual bool Pulse_(pkgAcquire *Owner) = 0;
 971
 972     virtual bool Pulse(pkgAcquire *Owner) {
 973         if (pkgAcquireStatus::Pulse(Owner) && Pulse_(Owner))
 974             return true;
 975         else {
 976             cancelled_ = true;
 977             return false;
 978         }
 979     }
 980
 981     _finline bool WasCancelled() const {
 982         return cancelled_;
 983     }
 984 };
 985 /* }}} */
 986 /* DelegateStatus {{{ */
 987 class CydiaStatus :
 988     public CancelStatus
 989 {
 990   private:
 991     _transient NSObject<ProgressDelegate> *delegate_;
 992
 993   public:
 994     CydiaStatus() :
 995         delegate_(nil)
 996     {
 997     }
 998
 999     void setDelegate(NSObject<ProgressDelegate> *delegate) {
1000         delegate_ = delegate;
1001     }
1002
1003     virtual void Fetch(pkgAcquire::ItemDesc &desc) {
1004         NSString *name([NSString stringWithUTF8String:desc.ShortDesc.c_str()]);
1005         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithFormat:UCLocalize("DOWNLOADING_"), name] ofType:kCydiaProgressEventTypeStatus forItemDesc:desc]);
1006         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
1007     }
1008
1009     virtual void Done(pkgAcquire::ItemDesc &desc) {
1010         NSString *name([NSString stringWithUTF8String:desc.ShortDesc.c_str()]);
1011         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithFormat:Colon_, UCLocalize("DONE"), name] ofType:kCydiaProgressEventTypeStatus forItemDesc:desc]);
1012         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
1013     }
1014
1015     virtual void Fail(pkgAcquire::ItemDesc &desc) {
1016         if (
1017             desc.Owner->Status == pkgAcquire::Item::StatIdle ||
1018             desc.Owner->Status == pkgAcquire::Item::StatDone
1019         )
1020             return;
1021
1022         std::string &error(desc.Owner->ErrorText);
1023         if (error.empty())
1024             return;
1025
1026         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:kCydiaProgressEventTypeError forItemDesc:desc]);
1027         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
1028     }
1029
1030     virtual bool Pulse_(pkgAcquire *Owner) {
1031         double percent(
1032             double(CurrentBytes + CurrentItems) /
1033             double(TotalBytes + TotalItems)
1034         );
1035
1036         [delegate_ performSelectorOnMainThread:@selector(setProgressStatus:) withObject:[NSDictionary dictionaryWithObjectsAndKeys:
1037             [NSNumber numberWithDouble:percent], @"Percent",
1038
1039             [NSNumber numberWithDouble:CurrentBytes], @"Current",
1040             [NSNumber numberWithDouble:TotalBytes], @"Total",
1041             [NSNumber numberWithDouble:CurrentCPS], @"Speed",
1042         nil] waitUntilDone:YES];
1043
1044         return ![delegate_ isProgressCancelled];
1045     }
1046
1047     virtual void Start() {
1048         pkgAcquireStatus::Start();
1049         [delegate_ performSelectorOnMainThread:@selector(setProgressCancellable:) withObject:[NSNumber numberWithBool:YES] waitUntilDone:YES];
1050     }
1051
1052     virtual void Stop() {
1053         pkgAcquireStatus::Stop();
1054         [delegate_ performSelectorOnMainThread:@selector(setProgressCancellable:) withObject:[NSNumber numberWithBool:NO] waitUntilDone:YES];
1055         [delegate_ performSelectorOnMainThread:@selector(setProgressStatus:) withObject:nil waitUntilDone:YES];
1056     }
1057 };
1058 /* }}} */
1059 /* Database Interface {{{ */
1060 typedef std::map< unsigned long, _H<Source> > SourceMap;
1061
1062 @interface Database : NSObject {
1063     NSZone *zone_;
1064     CYPool pool_;
1065
1066     unsigned era_;
1067     _H<NSDate> delock_;
1068
1069     pkgCacheFile cache_;
1070     pkgDepCache::Policy *policy_;
1071     pkgRecords *records_;
1072     pkgProblemResolver *resolver_;
1073     pkgAcquire *fetcher_;
1074     FileFd *lock_;
1075     SPtr<pkgPackageManager> manager_;
1076     pkgSourceList *list_;
1077
1078     SourceMap sourceMap_;
1079     _H<NSMutableArray> sourceList_;
1080
1081     CFMutableArrayRef packages_;
1082
1083     _transient NSObject<DatabaseDelegate> *delegate_;
1084     _transient NSObject<ProgressDelegate> *progress_;
1085
1086     CydiaStatus status_;
1087
1088     int cydiafd_;
1089     int statusfd_;
1090     FILE *input_;
1091
1092     std::map<const char *, _H<NSString> > sections_;
1093 }
1094
1095 + (Database *) sharedInstance;
1096 - (unsigned) era;
1097
1098 - (void) _readCydia:(NSNumber *)fd;
1099 - (void) _readStatus:(NSNumber *)fd;
1100 - (void) _readOutput:(NSNumber *)fd;
1101
1102 - (FILE *) input;
1103
1104 - (Package *) packageWithName:(NSString *)name;
1105
1106 - (pkgCacheFile &) cache;
1107 - (pkgDepCache::Policy *) policy;
1108 - (pkgRecords *) records;
1109 - (pkgProblemResolver *) resolver;
1110 - (pkgAcquire &) fetcher;
1111 - (pkgSourceList &) list;
1112 - (NSArray *) packages;
1113 - (NSArray *) sources;
1114 - (Source *) sourceWithKey:(NSString *)key;
1115 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
1116
1117 - (void) configure;
1118 - (bool) prepare;
1119 - (void) perform;
1120 - (bool) upgrade;
1121 - (void) update;
1122
1123 - (void) updateWithStatus:(CancelStatus &)status;
1124
1125 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate;
1126
1127 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate;
1128 - (NSObject<ProgressDelegate> *) progressDelegate;
1129
1130 - (Source *) getSource:(pkgCache::PkgFileIterator)file;
1131 - (void) setFetch:(bool)fetch forURI:(const char *)uri;
1132 - (void) resetFetch;
1133
1134 - (NSString *) mappedSectionForPointer:(const char *)pointer;
1135
1136 @end
1137 /* }}} */
1138 /* SourceStatus {{{ */
1139 class SourceStatus :
1140     public CancelStatus
1141 {
1142   private:
1143     _transient NSObject<FetchDelegate> *delegate_;
1144     _transient Database *database_;
1145     std::set<std::string> fetches_;
1146
1147   public:
1148     SourceStatus(NSObject<FetchDelegate> *delegate, Database *database) :
1149         delegate_(delegate),
1150         database_(database)
1151     {
1152     }
1153
1154     void Set(bool fetch, const std::string &uri) {
1155         if (fetch) {
1156             if (!fetches_.insert(uri).second)
1157                 return;
1158         } else {
1159             if (fetches_.erase(uri) == 0)
1160                 return;
1161         }
1162
1163         //printf("Set(%s, %s)\n", fetch ? "true" : "false", uri.c_str());
1164         [database_ setFetch:fetch forURI:uri.c_str()];
1165     }
1166
1167     _finline void Set(bool fetch, pkgAcquire::Item *item) {
1168         /*unsigned long ID(fetch ? 1 : 0);
1169         if (item->ID == ID)
1170             return;
1171         item->ID = ID;*/
1172         Set(fetch, item->DescURI());
1173     }
1174
1175     void Log(const char *tag, pkgAcquire::Item *item) {
1176         //printf("%s(%s) S:%u Q:%u\n", tag, item->DescURI().c_str(), item->Status, item->QueueCounter);
1177     }
1178
1179     virtual void Fetch(pkgAcquire::ItemDesc &desc) {
1180         Log("Fetch", desc.Owner);
1181         Set(true, desc.Owner);
1182     }
1183
1184     virtual void Done(pkgAcquire::ItemDesc &desc) {
1185         Log("Done", desc.Owner);
1186         Set(false, desc.Owner);
1187     }
1188
1189     virtual void Fail(pkgAcquire::ItemDesc &desc) {
1190         Log("Fail", desc.Owner);
1191         Set(false, desc.Owner);
1192     }
1193
1194     virtual bool Pulse_(pkgAcquire *Owner) {
1195         std::set<std::string> fetches;
1196         for (pkgAcquire::ItemCIterator item(Owner->ItemsBegin()); item != Owner->ItemsEnd(); ++item) {
1197             bool fetch;
1198             if ((*item)->QueueCounter == 0)
1199                 fetch = false;
1200             else switch ((*item)->Status) {
1201                 case pkgAcquire::Item::StatFetching:
1202                     fetches.insert((*item)->DescURI());
1203                     fetch = true;
1204                 break;
1205
1206                 default:
1207                     fetch = false;
1208                 break;
1209             }
1210
1211             Log(fetch ? "Pulse<true>" : "Pulse<false>", *item);
1212             Set(fetch, *item);
1213         }
1214
1215         std::vector<std::string> stops;
1216         std::set_difference(fetches_.begin(), fetches_.end(), fetches.begin(), fetches.end(), std::back_insert_iterator<std::vector<std::string>>(stops));
1217         for (std::vector<std::string>::const_iterator stop(stops.begin()); stop != stops.end(); ++stop) {
1218             //printf("Stop(%s)\n", stop->c_str());
1219             Set(false, *stop);
1220         }
1221
1222         return ![delegate_ isSourceCancelled];
1223     }
1224
1225     virtual void Stop() {
1226         pkgAcquireStatus::Stop();
1227         [database_ resetFetch];
1228     }
1229 };
1230 /* }}} */
1231 /* ProgressEvent Implementation {{{ */
1232 @implementation CydiaProgressEvent
1233
1234 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type {
1235     return [[[CydiaProgressEvent alloc] initWithMessage:message ofType:type] autorelease];
1236 }
1237
1238 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forPackage:(NSString *)package {
1239     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1240     [event setPackage:package];
1241     return event;
1242 }
1243
1244 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forItemDesc:(pkgAcquire::ItemDesc &)desc {
1245     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1246
1247     NSString *description([NSString stringWithUTF8String:desc.Description.c_str()]);
1248     NSArray *fields([description componentsSeparatedByString:@" "]);
1249     [event setItem:fields];
1250
1251     if ([fields count] > 3) {
1252         [event setPackage:[fields objectAtIndex:2]];
1253         [event setVersion:[fields objectAtIndex:3]];
1254     }
1255
1256     [event setURL:[NSString stringWithUTF8String:desc.URI.c_str()]];
1257
1258     return event;
1259 }
1260
1261 + (NSArray *) _attributeKeys {
1262     return [NSArray arrayWithObjects:
1263         @"item",
1264         @"message",
1265         @"package",
1266         @"type",
1267         @"url",
1268         @"version",
1269     nil];
1270 }
1271
1272 - (NSArray *) attributeKeys {
1273     return [[self class] _attributeKeys];
1274 }
1275
1276 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1277     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1278 }
1279
1280 - (id) initWithMessage:(NSString *)message ofType:(NSString *)type {
1281     if ((self = [super init]) != nil) {
1282         message_ = message;
1283         type_ = type;
1284     } return self;
1285 }
1286
1287 - (NSString *) message {
1288     return message_;
1289 }
1290
1291 - (NSString *) type {
1292     return type_;
1293 }
1294
1295 - (NSArray *) item {
1296     return (id) item_ ?: [NSNull null];
1297 }
1298
1299 - (void) setItem:(NSArray *)item {
1300     item_ = item;
1301 }
1302
1303 - (NSString *) package {
1304     return (id) package_ ?: [NSNull null];
1305 }
1306
1307 - (void) setPackage:(NSString *)package {
1308     package_ = package;
1309 }
1310
1311 - (NSString *) url {
1312     return (id) url_ ?: [NSNull null];
1313 }
1314
1315 - (void) setURL:(NSString *)url {
1316     url_ = url;
1317 }
1318
1319 - (void) setVersion:(NSString *)version {
1320     version_ = version;
1321 }
1322
1323 - (NSString *) version {
1324     return (id) version_ ?: [NSNull null];
1325 }
1326
1327 - (NSString *) compound:(NSString *)value {
1328     if (value != nil) {
1329         NSString *mode(nil); {
1330             NSString *type([self type]);
1331             if ([type isEqualToString:kCydiaProgressEventTypeError])
1332                 mode = UCLocalize("ERROR");
1333             else if ([type isEqualToString:kCydiaProgressEventTypeWarning])
1334                 mode = UCLocalize("WARNING");
1335         }
1336
1337         if (mode != nil)
1338             value = [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), mode, value];
1339     }
1340
1341     return value;
1342 }
1343
1344 - (NSString *) compoundMessage {
1345     return [self compound:[self message]];
1346 }
1347
1348 - (NSString *) compoundTitle {
1349     NSString *title;
1350
1351     if (package_ == nil)
1352         title = nil;
1353     else if (Package *package = [[Database sharedInstance] packageWithName:package_])
1354         title = [package name];
1355     else
1356         title = package_;
1357
1358     return [self compound:title];
1359 }
1360
1361 @end
1362 /* }}} */
1363
1364 // Cytore Definitions {{{
1365 struct PackageValue :
1366     Cytore::Block
1367 {
1368     Cytore::Offset<PackageValue> next_;
1369
1370     uint32_t index_ : 23;
1371     uint32_t subscribed_ : 1;
1372     uint32_t : 8;
1373
1374     int32_t first_;
1375     int32_t last_;
1376
1377     uint16_t vhash_;
1378     uint16_t nhash_;
1379
1380     char version_[8];
1381     char name_[];
1382 };
1383
1384 struct MetaValue :
1385     Cytore::Block
1386 {
1387     uint32_t active_;
1388     Cytore::Offset<PackageValue> packages_[1 << 16];
1389 };
1390
1391 static Cytore::File<MetaValue> MetaFile_;
1392 // }}}
1393 // Cytore Helper Functions {{{
1394 static PackageValue *PackageFind(const char *name, size_t length, bool *fail = NULL) {
1395     SplitHash nhash = { hashlittle(name, length) };
1396
1397     PackageValue *metadata;
1398
1399     Cytore::Offset<PackageValue> *offset(&MetaFile_->packages_[nhash.u16[0]]);
1400     for (;; offset = &metadata->next_) { if (offset->IsNull()) {
1401         *offset = MetaFile_.New<PackageValue>(length + 1);
1402         metadata = &MetaFile_.Get(*offset);
1403
1404         if (metadata == NULL) {
1405             if (fail != NULL)
1406                 *fail = true;
1407
1408             metadata = new PackageValue();
1409             memset(metadata, 0, sizeof(*metadata));
1410         }
1411
1412         memcpy(metadata->name_, name, length);
1413         metadata->name_[length] = '\0';
1414         metadata->nhash_ = nhash.u16[1];
1415     } else {
1416         metadata = &MetaFile_.Get(*offset);
1417         if (metadata->nhash_ != nhash.u16[1])
1418             continue;
1419         if (strncmp(metadata->name_, name, length) != 0)
1420             continue;
1421         if (metadata->name_[length] != '\0')
1422             continue;
1423     } break; }
1424
1425     return metadata;
1426 }
1427
1428 static void PackageImport(const void *key, const void *value, void *context) {
1429     bool &fail(*reinterpret_cast<bool *>(context));
1430
1431     char buffer[1024];
1432     if (!CFStringGetCString((CFStringRef) key, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1433         NSLog(@"failed to import package %@", key);
1434         return;
1435     }
1436
1437     PackageValue *metadata(PackageFind(buffer, strlen(buffer), &fail));
1438     NSDictionary *package((NSDictionary *) value);
1439
1440     if (NSNumber *subscribed = [package objectForKey:@"IsSubscribed"])
1441         if ([subscribed boolValue] && !metadata->subscribed_)
1442             metadata->subscribed_ = true;
1443
1444     if (NSDate *date = [package objectForKey:@"FirstSeen"]) {
1445         time_t time([date timeIntervalSince1970]);
1446         if (metadata->first_ > time || metadata->first_ == 0)
1447             metadata->first_ = time;
1448     }
1449
1450     NSDate *date([package objectForKey:@"LastSeen"]);
1451     NSString *version([package objectForKey:@"LastVersion"]);
1452
1453     if (date != nil && version != nil) {
1454         time_t time([date timeIntervalSince1970]);
1455         if (metadata->last_ < time || metadata->last_ == 0)
1456             if (CFStringGetCString((CFStringRef) version, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1457                 size_t length(strlen(buffer));
1458                 uint16_t vhash(hashlittle(buffer, length));
1459
1460                 size_t capped(std::min<size_t>(8, length));
1461                 char *latest(buffer + length - capped);
1462
1463                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
1464                 metadata->vhash_ = vhash;
1465
1466                 metadata->last_ = time;
1467             }
1468     }
1469 }
1470 // }}}
1471
1472 static NSDate *GetStatusDate() {
1473     return [[[NSFileManager defaultManager] attributesOfItemAtPath:@"/var/lib/dpkg/status" error:NULL] fileModificationDate];
1474 }
1475
1476 static void SaveConfig(NSObject *lock) {
1477     @synchronized (lock) {
1478         _trace();
1479         MetaFile_.Sync();
1480         _trace();
1481     }
1482
1483     CFPreferencesSetMultiple((CFDictionaryRef) [NSDictionary dictionaryWithObjectsAndKeys:
1484         Values_, @"CydiaValues",
1485         Sections_, @"CydiaSections",
1486         (id) Sources_, @"CydiaSources",
1487         Version_, @"CydiaVersion",
1488     nil], NULL, CFSTR("com.saurik.Cydia"), kCFPreferencesCurrentUser, kCFPreferencesCurrentHost);
1489
1490     if (!CFPreferencesAppSynchronize(CFSTR("com.saurik.Cydia")))
1491         NSLog(@"CFPreferencesAppSynchronize(com.saurik.Cydia) == false");
1492
1493     CydiaWriteSources();
1494 }
1495
1496 /* Source Class {{{ */
1497 @interface Source : NSObject {
1498     unsigned era_;
1499     Database *database_;
1500     metaIndex *index_;
1501
1502     CYString depiction_;
1503     CYString description_;
1504     CYString label_;
1505     CYString origin_;
1506     CYString support_;
1507
1508     CYString uri_;
1509     CYString distribution_;
1510     CYString type_;
1511     CYString base_;
1512     CYString version_;
1513
1514     _H<NSString> host_;
1515     _H<NSString> authority_;
1516
1517     CYString defaultIcon_;
1518
1519     _H<NSMutableDictionary> record_;
1520     BOOL trusted_;
1521
1522     std::set<std::string> fetches_;
1523     std::set<std::string> files_;
1524     _transient NSObject<SourceDelegate> *delegate_;
1525 }
1526
1527 - (Source *) initWithMetaIndex:(metaIndex *)index forDatabase:(Database *)database inPool:(CYPool *)pool;
1528
1529 - (NSComparisonResult) compareByName:(Source *)source;
1530
1531 - (NSString *) depictionForPackage:(NSString *)package;
1532 - (NSString *) supportForPackage:(NSString *)package;
1533
1534 - (metaIndex *) metaIndex;
1535 - (NSDictionary *) record;
1536 - (BOOL) trusted;
1537
1538 - (NSString *) rooturi;
1539 - (NSString *) distribution;
1540 - (NSString *) type;
1541
1542 - (NSString *) key;
1543 - (NSString *) host;
1544
1545 - (NSString *) name;
1546 - (NSString *) shortDescription;
1547 - (NSString *) label;
1548 - (NSString *) origin;
1549 - (NSString *) version;
1550
1551 - (NSString *) defaultIcon;
1552 - (NSURL *) iconURL;
1553
1554 - (void) setFetch:(bool)fetch forURI:(const char *)uri;
1555 - (void) resetFetch;
1556
1557 @end
1558
1559 @implementation Source
1560
1561 + (NSString *) webScriptNameForSelector:(SEL)selector {
1562     if (false);
1563     else if (selector == @selector(addSection:))
1564         return @"addSection";
1565     else if (selector == @selector(getField:))
1566         return @"getField";
1567     else if (selector == @selector(removeSection:))
1568         return @"removeSection";
1569     else if (selector == @selector(remove))
1570         return @"remove";
1571     else
1572         return nil;
1573 }
1574
1575 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
1576     return [self webScriptNameForSelector:selector] == nil;
1577 }
1578
1579 + (NSArray *) _attributeKeys {
1580     return [NSArray arrayWithObjects:
1581         @"baseuri",
1582         @"distribution",
1583         @"host",
1584         @"key",
1585         @"iconuri",
1586         @"label",
1587         @"name",
1588         @"origin",
1589         @"rooturi",
1590         @"sections",
1591         @"shortDescription",
1592         @"trusted",
1593         @"type",
1594         @"version",
1595     nil];
1596 }
1597
1598 - (NSArray *) attributeKeys {
1599     return [[self class] _attributeKeys];
1600 }
1601
1602 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1603     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1604 }
1605
1606 - (metaIndex *) metaIndex {
1607     return index_;
1608 }
1609
1610 - (void) setMetaIndex:(metaIndex *)index inPool:(CYPool *)pool {
1611     trusted_ = index->IsTrusted();
1612
1613     uri_.set(pool, index->GetURI());
1614     distribution_.set(pool, index->GetDist());
1615     type_.set(pool, index->GetType());
1616
1617     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index));
1618     if (dindex != NULL) {
1619         std::string file(dindex->MetaIndexURI(""));
1620         base_.set(pool, file);
1621
1622         pkgAcquire acquire;
1623         _profile(Source$setMetaIndex$GetIndexes)
1624         dindex->GetIndexes(&acquire, true);
1625         _end
1626         _profile(Source$setMetaIndex$DescURI)
1627         for (pkgAcquire::ItemIterator item(acquire.ItemsBegin()); item != acquire.ItemsEnd(); item++) {
1628             std::string file((*item)->DescURI());
1629             files_.insert(file);
1630             if (file.length() < sizeof("Packages.bz2") || file.substr(file.length() - sizeof("Packages.bz2")) != "/Packages.bz2")
1631                 continue;
1632             file = file.substr(0, file.length() - 4);
1633             files_.insert(file);
1634             files_.insert(file + ".gz");
1635             files_.insert(file + "Index");
1636         }
1637         _end
1638
1639         FileFd fd;
1640         if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly))
1641             _error->Discard();
1642         else {
1643             pkgTagFile tags(&fd);
1644
1645             pkgTagSection section;
1646             tags.Step(section);
1647
1648             struct {
1649                 const char *name_;
1650                 CYString *value_;
1651             } names[] = {
1652                 {"default-icon", &defaultIcon_},
1653                 {"depiction", &depiction_},
1654                 {"description", &description_},
1655                 {"label", &label_},
1656                 {"origin", &origin_},
1657                 {"support", &support_},
1658                 {"version", &version_},
1659             };
1660
1661             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
1662                 const char *start, *end;
1663
1664                 if (section.Find(names[i].name_, start, end)) {
1665                     CYString &value(*names[i].value_);
1666                     value.set(pool, start, end - start);
1667                 }
1668             }
1669         }
1670     }
1671
1672     record_ = [Sources_ objectForKey:[self key]];
1673
1674     NSURL *url([NSURL URLWithString:uri_]);
1675
1676     host_ = [url host];
1677     if (host_ != nil)
1678         host_ = [host_ lowercaseString];
1679
1680     if (host_ != nil)
1681         authority_ = host_;
1682     else
1683         authority_ = [url path];
1684 }
1685
1686 - (Source *) initWithMetaIndex:(metaIndex *)index forDatabase:(Database *)database inPool:(CYPool *)pool {
1687     if ((self = [super init]) != nil) {
1688         era_ = [database era];
1689         database_ = database;
1690         index_ = index;
1691
1692         _profile(Source$initWithMetaIndex$setMetaIndex)
1693         [self setMetaIndex:index inPool:pool];
1694         _end
1695     } return self;
1696 }
1697
1698 - (NSString *) getField:(NSString *)name {
1699 @synchronized (database_) {
1700     if ([database_ era] != era_ || index_ == NULL)
1701         return nil;
1702
1703     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index_));
1704     if (dindex == NULL)
1705         return nil;
1706
1707     FileFd fd;
1708     if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly)) {
1709          _error->Discard();
1710          return nil;
1711     }
1712
1713     pkgTagFile tags(&fd);
1714
1715     pkgTagSection section;
1716     tags.Step(section);
1717
1718     const char *start, *end;
1719     if (!section.Find([name UTF8String], start, end))
1720         return (NSString *) [NSNull null];
1721
1722     return [NSString stringWithString:[(NSString *) CYStringCreate(start, end - start) autorelease]];
1723 } }
1724
1725 - (NSComparisonResult) compareByName:(Source *)source {
1726     NSString *lhs = [self name];
1727     NSString *rhs = [source name];
1728
1729     if ([lhs length] != 0 && [rhs length] != 0) {
1730         unichar lhc = [lhs characterAtIndex:0];
1731         unichar rhc = [rhs characterAtIndex:0];
1732
1733         if (isalpha(lhc) && !isalpha(rhc))
1734             return NSOrderedAscending;
1735         else if (!isalpha(lhc) && isalpha(rhc))
1736             return NSOrderedDescending;
1737     }
1738
1739     return [lhs compare:rhs options:LaxCompareOptions_];
1740 }
1741
1742 - (NSString *) depictionForPackage:(NSString *)package {
1743     return depiction_.empty() ? nil : [static_cast<id>(depiction_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1744 }
1745
1746 - (NSString *) supportForPackage:(NSString *)package {
1747     return support_.empty() ? nil : [static_cast<id>(support_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1748 }
1749
1750 - (NSArray *) sections {
1751     return record_ == nil ? (id) [NSNull null] : [record_ objectForKey:@"Sections"] ?: [NSArray array];
1752 }
1753
1754 - (void) _addSection:(NSString *)section {
1755     if (record_ == nil)
1756         return;
1757     else if (NSMutableArray *sections = [record_ objectForKey:@"Sections"]) {
1758         if (![sections containsObject:section])
1759             [sections addObject:section];
1760     } else
1761         [record_ setObject:[NSMutableArray arrayWithObject:section] forKey:@"Sections"];
1762 }
1763
1764 - (bool) addSection:(NSString *)section {
1765     if (record_ == nil)
1766         return false;
1767
1768     [self performSelectorOnMainThread:@selector(_addSection:) withObject:section waitUntilDone:NO];
1769     return true;
1770 }
1771
1772 - (void) _removeSection:(NSString *)section {
1773     if (record_ == nil)
1774         return;
1775
1776     if (NSMutableArray *sections = [record_ objectForKey:@"Sections"])
1777         if ([sections containsObject:section])
1778             [sections removeObject:section];
1779 }
1780
1781 - (bool) removeSection:(NSString *)section {
1782     if (record_ == nil)
1783         return false;
1784
1785     [self performSelectorOnMainThread:@selector(_removeSection:) withObject:section waitUntilDone:NO];
1786     return true;
1787 }
1788
1789 - (void) _remove {
1790     [Sources_ removeObjectForKey:[self key]];
1791 }
1792
1793 - (bool) remove {
1794     bool value(record_ != nil);
1795     [self performSelectorOnMainThread:@selector(_remove) withObject:nil waitUntilDone:NO];
1796     return value;
1797 }
1798
1799 - (NSDictionary *) record {
1800     return record_;
1801 }
1802
1803 - (BOOL) trusted {
1804     return trusted_;
1805 }
1806
1807 - (NSString *) rooturi {
1808     return uri_;
1809 }
1810
1811 - (NSString *) distribution {
1812     return distribution_;
1813 }
1814
1815 - (NSString *) type {
1816     return type_;
1817 }
1818
1819 - (NSString *) baseuri {
1820     return base_.empty() ? nil : (id) base_;
1821 }
1822
1823 - (NSString *) iconuri {
1824     if (NSString *base = [self baseuri])
1825         return [base stringByAppendingString:@"CydiaIcon.png"];
1826
1827     return nil;
1828 }
1829
1830 - (NSURL *) iconURL {
1831     if (NSString *uri = [self iconuri])
1832         return [NSURL URLWithString:uri];
1833     return nil;
1834 }
1835
1836 - (NSString *) key {
1837     return [NSString stringWithFormat:@"%@:%@:%@", (NSString *) type_, (NSString *) uri_, (NSString *) distribution_];
1838 }
1839
1840 - (NSString *) host {
1841     return host_;
1842 }
1843
1844 - (NSString *) name {
1845     return origin_.empty() ? (id) authority_ : origin_;
1846 }
1847
1848 - (NSString *) shortDescription {
1849     return description_;
1850 }
1851
1852 - (NSString *) label {
1853     return label_.empty() ? (id) authority_ : label_;
1854 }
1855
1856 - (NSString *) origin {
1857     return origin_;
1858 }
1859
1860 - (NSString *) version {
1861     return version_;
1862 }
1863
1864 - (NSString *) defaultIcon {
1865     return defaultIcon_;
1866 }
1867
1868 - (void) setDelegate:(NSObject<SourceDelegate> *)delegate {
1869     delegate_ = delegate;
1870 }
1871
1872 - (bool) fetch {
1873     return !fetches_.empty();
1874 }
1875
1876 - (void) setFetch:(bool)fetch forURI:(const char *)uri {
1877     if (!fetch) {
1878         if (fetches_.erase(uri) == 0)
1879             return;
1880     } else if (files_.find(uri) == files_.end())
1881         return;
1882     else if (!fetches_.insert(uri).second)
1883         return;
1884
1885     [delegate_ performSelectorOnMainThread:@selector(setFetch:) withObject:[NSNumber numberWithBool:[self fetch]] waitUntilDone:NO];
1886 }
1887
1888 - (void) resetFetch {
1889     fetches_.clear();
1890     [delegate_ performSelectorOnMainThread:@selector(setFetch:) withObject:[NSNumber numberWithBool:NO] waitUntilDone:NO];
1891 }
1892
1893 @end
1894 /* }}} */
1895 /* CydiaOperation Class {{{ */
1896 @interface CydiaOperation : NSObject {
1897     _H<NSString> operator_;
1898     _H<NSString> value_;
1899 }
1900
1901 - (NSString *) operator;
1902 - (NSString *) value;
1903
1904 @end
1905
1906 @implementation CydiaOperation
1907
1908 - (id) initWithOperator:(const char *)_operator value:(const char *)value {
1909     if ((self = [super init]) != nil) {
1910         operator_ = [NSString stringWithUTF8String:_operator];
1911         value_ = [NSString stringWithUTF8String:value];
1912     } return self;
1913 }
1914
1915 + (NSArray *) _attributeKeys {
1916     return [NSArray arrayWithObjects:
1917         @"operator",
1918         @"value",
1919     nil];
1920 }
1921
1922 - (NSArray *) attributeKeys {
1923     return [[self class] _attributeKeys];
1924 }
1925
1926 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1927     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1928 }
1929
1930 - (NSString *) operator {
1931     return operator_;
1932 }
1933
1934 - (NSString *) value {
1935     return value_;
1936 }
1937
1938 @end
1939 /* }}} */
1940 /* CydiaClause Class {{{ */
1941 @interface CydiaClause : NSObject {
1942     _H<NSString> package_;
1943     _H<CydiaOperation> version_;
1944 }
1945
1946 - (NSString *) package;
1947 - (CydiaOperation *) version;
1948
1949 @end
1950
1951 @implementation CydiaClause
1952
1953 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1954     if ((self = [super init]) != nil) {
1955         package_ = [NSString stringWithUTF8String:dep.TargetPkg().Name()];
1956
1957         if (const char *version = dep.TargetVer())
1958             version_ = [[[CydiaOperation alloc] initWithOperator:dep.CompType() value:version] autorelease];
1959         else
1960             version_ = (id) [NSNull null];
1961     } return self;
1962 }
1963
1964 + (NSArray *) _attributeKeys {
1965     return [NSArray arrayWithObjects:
1966         @"package",
1967         @"version",
1968     nil];
1969 }
1970
1971 - (NSArray *) attributeKeys {
1972     return [[self class] _attributeKeys];
1973 }
1974
1975 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1976     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1977 }
1978
1979 - (NSString *) package {
1980     return package_;
1981 }
1982
1983 - (CydiaOperation *) version {
1984     return version_;
1985 }
1986
1987 @end
1988 /* }}} */
1989 /* CydiaRelation Class {{{ */
1990 @interface CydiaRelation : NSObject {
1991     _H<NSString> relationship_;
1992     _H<NSMutableArray> clauses_;
1993 }
1994
1995 - (NSString *) relationship;
1996 - (NSArray *) clauses;
1997
1998 @end
1999
2000 @implementation CydiaRelation
2001
2002 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
2003     if ((self = [super init]) != nil) {
2004         relationship_ = [NSString stringWithUTF8String:dep.DepType()];
2005         clauses_ = [NSMutableArray arrayWithCapacity:8];
2006
2007         pkgCache::DepIterator start;
2008         pkgCache::DepIterator end;
2009         dep.GlobOr(start, end); // ++dep
2010
2011         _forever {
2012             [clauses_ addObject:[[[CydiaClause alloc] initWithIterator:start] autorelease]];
2013
2014             // yes, seriously. (wtf?)
2015             if (start == end)
2016                 break;
2017             ++start;
2018         }
2019     } return self;
2020 }
2021
2022 + (NSArray *) _attributeKeys {
2023     return [NSArray arrayWithObjects:
2024         @"clauses",
2025         @"relationship",
2026     nil];
2027 }
2028
2029 - (NSArray *) attributeKeys {
2030     return [[self class] _attributeKeys];
2031 }
2032
2033 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2034     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2035 }
2036
2037 - (NSString *) relationship {
2038     return relationship_;
2039 }
2040
2041 - (NSArray *) clauses {
2042     return clauses_;
2043 }
2044
2045 - (void) addClause:(CydiaClause *)clause {
2046     [clauses_ addObject:clause];
2047 }
2048
2049 @end
2050 /* }}} */
2051 /* Package Class {{{ */
2052 struct ParsedPackage {
2053     CYString md5sum_;
2054     CYString tagline_;
2055
2056     CYString architecture_;
2057     CYString icon_;
2058
2059     CYString depiction_;
2060     CYString homepage_;
2061     CYString author_;
2062
2063     CYString support_;
2064 };
2065
2066 @interface Package : NSObject {
2067     uint32_t era_ : 25;
2068     @public uint32_t role_ : 3;
2069     uint32_t essential_ : 1;
2070     uint32_t obsolete_ : 1;
2071     uint32_t ignored_ : 1;
2072     uint32_t pooled_ : 1;
2073
2074     CYPool *pool_;
2075
2076     uint32_t rank_;
2077
2078     _transient Database *database_;
2079
2080     pkgCache::VerIterator version_;
2081     pkgCache::PkgIterator iterator_;
2082     pkgCache::VerFileIterator file_;
2083
2084     CYString id_;
2085     CYString name_;
2086     CYString transform_;
2087
2088     CYString latest_;
2089     CYString installed_;
2090     time_t upgraded_;
2091
2092     const char *section_;
2093     _transient NSString *section$_;
2094
2095     _H<Source> source_;
2096
2097     PackageValue *metadata_;
2098     ParsedPackage *parsed_;
2099
2100     _H<NSMutableArray> tags_;
2101 }
2102
2103 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(CYPool *)pool database:(Database *)database;
2104 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(CYPool *)pool database:(Database *)database;
2105
2106 - (pkgCache::PkgIterator) iterator;
2107 - (void) parse;
2108
2109 - (NSString *) section;
2110 - (NSString *) simpleSection;
2111
2112 - (NSString *) longSection;
2113 - (NSString *) shortSection;
2114
2115 - (NSString *) uri;
2116
2117 - (MIMEAddress *) maintainer;
2118 - (size_t) size;
2119 - (NSString *) longDescription;
2120 - (NSString *) shortDescription;
2121 - (unichar) index;
2122
2123 - (PackageValue *) metadata;
2124 - (time_t) seen;
2125
2126 - (bool) subscribed;
2127 - (bool) setSubscribed:(bool)subscribed;
2128
2129 - (BOOL) ignored;
2130
2131 - (NSString *) latest;
2132 - (NSString *) installed;
2133 - (BOOL) uninstalled;
2134
2135 - (BOOL) valid;
2136 - (BOOL) upgradableAndEssential:(BOOL)essential;
2137 - (BOOL) essential;
2138 - (BOOL) broken;
2139 - (BOOL) unfiltered;
2140 - (BOOL) visible;
2141
2142 - (BOOL) half;
2143 - (BOOL) halfConfigured;
2144 - (BOOL) halfInstalled;
2145 - (BOOL) hasMode;
2146 - (NSString *) mode;
2147
2148 - (NSString *) id;
2149 - (NSString *) name;
2150 - (UIImage *) icon;
2151 - (NSString *) homepage;
2152 - (NSString *) depiction;
2153 - (MIMEAddress *) author;
2154
2155 - (NSString *) support;
2156
2157 - (NSArray *) files;
2158 - (NSArray *) warnings;
2159 - (NSArray *) applications;
2160
2161 - (Source *) source;
2162
2163 - (uint32_t) rank;
2164 - (BOOL) matches:(NSArray *)query;
2165
2166 - (BOOL) hasTag:(NSString *)tag;
2167 - (NSString *) primaryPurpose;
2168 - (NSArray *) purposes;
2169 - (bool) isCommercial;
2170
2171 - (void) setIndex:(size_t)index;
2172
2173 - (CYString &) cyname;
2174
2175 - (uint32_t) compareBySection:(NSArray *)sections;
2176
2177 - (void) install;
2178 - (void) remove;
2179
2180 @end
2181
2182 uint32_t PackageChangesRadix(Package *self, void *) {
2183     union {
2184         uint32_t key;
2185
2186         struct {
2187             uint32_t timestamp : 30;
2188             uint32_t ignored : 1;
2189             uint32_t upgradable : 1;
2190         } bits;
2191     } value;
2192
2193     bool upgradable([self upgradableAndEssential:YES]);
2194     value.bits.upgradable = upgradable ? 1 : 0;
2195
2196     if (upgradable) {
2197         value.bits.timestamp = 0;
2198         value.bits.ignored = [self ignored] ? 0 : 1;
2199         value.bits.upgradable = 1;
2200     } else {
2201         value.bits.timestamp = [self seen] >> 2;
2202         value.bits.ignored = 0;
2203         value.bits.upgradable = 0;
2204     }
2205
2206     return _not(uint32_t) - value.key;
2207 }
2208
2209 CYString &(*PackageName)(Package *self, SEL sel);
2210
2211 uint32_t PackagePrefixRadix(Package *self, void *context) {
2212     size_t offset(reinterpret_cast<size_t>(context));
2213     CYString &name(PackageName(self, @selector(cyname)));
2214
2215     size_t size(name.size());
2216     if (size == 0)
2217         return 0;
2218     char *text(name.data());
2219
2220     size_t zeros;
2221     if (!isdigit(text[0]))
2222         zeros = 0;
2223     else {
2224         size_t digits(1);
2225         while (size != digits && isdigit(text[digits]))
2226             if (++digits == 4)
2227                 break;
2228         zeros = 4 - digits;
2229     }
2230
2231     uint8_t data[4];
2232
2233     if (offset == 0 && zeros != 0) {
2234         memset(data, '0', zeros);
2235         memcpy(data + zeros, text, 4 - zeros);
2236     } else {
2237         /* XXX: there's some danger here if you request a non-zero offset < 4 and it gets zero padded */
2238         if (size <= offset - zeros)
2239             return 0;
2240
2241         text += offset - zeros;
2242         size -= offset - zeros;
2243
2244         if (size >= 4)
2245             memcpy(data, text, 4);
2246         else {
2247             memcpy(data, text, size);
2248             memset(data + size, 0, 4 - size);
2249         }
2250
2251         for (size_t i(0); i != 4; ++i)
2252             if (isalpha(data[i]))
2253                 data[i] |= 0x20;
2254     }
2255
2256     if (offset == 0)
2257         if (data[0] == '@')
2258             data[0] = 0x7f;
2259         else
2260             data[0] = (data[0] & 0x1f) | "\x80\x00\xc0\x40"[data[0] >> 6];
2261
2262     /* XXX: ntohl may be more honest */
2263     return OSSwapInt32(*reinterpret_cast<uint32_t *>(data));
2264 }
2265
2266 CFComparisonResult StringNameCompare(CFStringRef lhn, CFStringRef rhn, size_t length) {
2267     _profile(PackageNameCompare)
2268         if (lhn == NULL)
2269             return rhn == NULL ? kCFCompareEqualTo : kCFCompareLessThan;
2270         else if (rhn == NULL)
2271             return kCFCompareGreaterThan;
2272
2273         CFIndex length(CFStringGetLength(lhn));
2274
2275         _profile(PackageNameCompare$NumbersLast)
2276             if (length != 0 && CFStringGetLength(rhn) != 0) {
2277                 UniChar lhc(CFStringGetCharacterAtIndex(lhn, 0));
2278                 UniChar rhc(CFStringGetCharacterAtIndex(rhn, 0));
2279                 bool lha(CFUniCharIsMemberOf(lhc, kCFUniCharLetterCharacterSet));
2280                 if (lha != CFUniCharIsMemberOf(rhc, kCFUniCharLetterCharacterSet))
2281                     return lha ? kCFCompareLessThan : kCFCompareGreaterThan;
2282             }
2283         _end
2284
2285         _profile(PackageNameCompare$Compare)
2286             return CFStringCompareWithOptionsAndLocale(lhn, rhn, CFRangeMake(0, length), LaxCompareFlags_, (CFLocaleRef) (id) CollationLocale_);
2287         _end
2288     _end
2289 }
2290
2291 _finline CFComparisonResult StringNameCompare(NSString *lhn, NSString*rhn, size_t length) {
2292     return StringNameCompare((CFStringRef) lhn, (CFStringRef) rhn, length);
2293 }
2294
2295 CFComparisonResult PackageNameCompare(Package *lhs, Package *rhs, void *arg) {
2296     CYString &lhn(PackageName(lhs, @selector(cyname)));
2297     NSString *rhn(PackageName(rhs, @selector(cyname)));
2298     return StringNameCompare(lhn, rhn, lhn.size());
2299 }
2300
2301 CFComparisonResult PackageNameCompare_(Package **lhs, Package **rhs, void *arg) {
2302     return PackageNameCompare(*lhs, *rhs, arg);
2303 }
2304
2305 struct PackageNameOrdering :
2306     std::binary_function<Package *, Package *, bool>
2307 {
2308     _finline bool operator ()(Package *lhs, Package *rhs) const {
2309         return PackageNameCompare(lhs, rhs, NULL) == kCFCompareLessThan;
2310     }
2311 };
2312
2313 @implementation Package
2314
2315 - (NSString *) description {
2316     return [NSString stringWithFormat:@"<Package:%@>", static_cast<NSString *>(name_)];
2317 }
2318
2319 - (void) dealloc {
2320     if (!pooled_)
2321         delete pool_;
2322     if (parsed_ != NULL)
2323         delete parsed_;
2324     [super dealloc];
2325 }
2326
2327 + (NSString *) webScriptNameForSelector:(SEL)selector {
2328     if (false);
2329     else if (selector == @selector(clear))
2330         return @"clear";
2331     else if (selector == @selector(getField:))
2332         return @"getField";
2333     else if (selector == @selector(getRecord))
2334         return @"getRecord";
2335     else if (selector == @selector(hasTag:))
2336         return @"hasTag";
2337     else if (selector == @selector(install))
2338         return @"install";
2339     else if (selector == @selector(remove))
2340         return @"remove";
2341     else
2342         return nil;
2343 }
2344
2345 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
2346     return [self webScriptNameForSelector:selector] == nil;
2347 }
2348
2349 + (NSArray *) _attributeKeys {
2350     return [NSArray arrayWithObjects:
2351         @"applications",
2352         @"architecture",
2353         @"author",
2354         @"depiction",
2355         @"essential",
2356         @"homepage",
2357         @"icon",
2358         @"id",
2359         @"installed",
2360         @"latest",
2361         @"longDescription",
2362         @"longSection",
2363         @"maintainer",
2364         @"md5sum",
2365         @"mode",
2366         @"name",
2367         @"purposes",
2368         @"relations",
2369         @"section",
2370         @"selection",
2371         @"shortDescription",
2372         @"shortSection",
2373         @"simpleSection",
2374         @"size",
2375         @"source",
2376         @"state",
2377         @"support",
2378         @"tags",
2379         @"upgraded",
2380         @"warnings",
2381     nil];
2382 }
2383
2384 - (NSArray *) attributeKeys {
2385     return [[self class] _attributeKeys];
2386 }
2387
2388 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2389     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2390 }
2391
2392 - (NSArray *) relations {
2393 @synchronized (database_) {
2394     NSMutableArray *relations([NSMutableArray arrayWithCapacity:16]);
2395     for (pkgCache::DepIterator dep(version_.DependsList()); !dep.end(); ++dep)
2396         [relations addObject:[[[CydiaRelation alloc] initWithIterator:dep] autorelease]];
2397     return relations;
2398 } }
2399
2400 - (NSString *) architecture {
2401     [self parse];
2402 @synchronized (database_) {
2403     return parsed_->architecture_.empty() ? [NSNull null] : (id) parsed_->architecture_;
2404 } }
2405
2406 - (NSString *) getField:(NSString *)name {
2407 @synchronized (database_) {
2408     if ([database_ era] != era_ || file_.end())
2409         return nil;
2410
2411     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2412
2413     const char *start, *end;
2414     if (!parser.Find([name UTF8String], start, end))
2415         return (NSString *) [NSNull null];
2416
2417     return [NSString stringWithString:[(NSString *) CYStringCreate(start, end - start) autorelease]];
2418 } }
2419
2420 - (NSString *) getRecord {
2421 @synchronized (database_) {
2422     if ([database_ era] != era_ || file_.end())
2423         return nil;
2424
2425     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2426
2427     const char *start, *end;
2428     parser.GetRec(start, end);
2429
2430     return [NSString stringWithString:[(NSString *) CYStringCreate(start, end - start) autorelease]];
2431 } }
2432
2433 - (void) parse {
2434     if (parsed_ != NULL)
2435         return;
2436 @synchronized (database_) {
2437     if ([database_ era] != era_ || file_.end())
2438         return;
2439
2440     ParsedPackage *parsed(new ParsedPackage);
2441     parsed_ = parsed;
2442
2443     _profile(Package$parse)
2444         pkgRecords::Parser *parser;
2445
2446         _profile(Package$parse$Lookup)
2447             parser = &[database_ records]->Lookup(file_);
2448         _end
2449
2450         CYString bugs;
2451         CYString website;
2452
2453         _profile(Package$parse$Find)
2454             struct {
2455                 const char *name_;
2456                 CYString *value_;
2457             } names[] = {
2458                 {"architecture", &parsed->architecture_},
2459                 {"icon", &parsed->icon_},
2460                 {"depiction", &parsed->depiction_},
2461                 {"homepage", &parsed->homepage_},
2462                 {"website", &website},
2463                 {"bugs", &bugs},
2464                 {"support", &parsed->support_},
2465                 {"author", &parsed->author_},
2466                 {"md5sum", &parsed->md5sum_},
2467             };
2468
2469             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
2470                 const char *start, *end;
2471
2472                 if (parser->Find(names[i].name_, start, end)) {
2473                     CYString &value(*names[i].value_);
2474                     _profile(Package$parse$Value)
2475                         value.set(pool_, start, end - start);
2476                     _end
2477                 }
2478             }
2479         _end
2480
2481         _profile(Package$parse$Tagline)
2482             const char *start, *end;
2483             if (parser->ShortDesc(start, end)) {
2484                 const char *stop(reinterpret_cast<const char *>(memchr(start, '\n', end - start)));
2485                 if (stop == NULL)
2486                     stop = end;
2487                 while (stop != start && stop[-1] == '\r')
2488                     --stop;
2489                 parsed->tagline_.set(pool_, start, stop - start);
2490             }
2491         _end
2492
2493         _profile(Package$parse$Retain)
2494             if (parsed->homepage_.empty())
2495                 parsed->homepage_ = website;
2496             if (parsed->homepage_ == parsed->depiction_)
2497                 parsed->homepage_.clear();
2498             if (parsed->support_.empty())
2499                 parsed->support_ = bugs;
2500         _end
2501     _end
2502 } }
2503
2504 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(CYPool *)pool database:(Database *)database {
2505     if ((self = [super init]) != nil) {
2506     _profile(Package$initWithVersion)
2507         if (pool == NULL)
2508             pool_ = new CYPool();
2509         else {
2510             pool_ = pool;
2511             pooled_ = true;
2512         }
2513
2514         database_ = database;
2515         era_ = [database era];
2516
2517         version_ = version;
2518
2519         pkgCache::PkgIterator iterator(version.ParentPkg());
2520         iterator_ = iterator;
2521
2522         _profile(Package$initWithVersion$Version)
2523             if (!version_.end())
2524                 file_ = version_.FileList();
2525             else {
2526                 pkgCache &cache([database_ cache]);
2527                 file_ = pkgCache::VerFileIterator(cache, cache.VerFileP);
2528             }
2529         _end
2530
2531         _profile(Package$initWithVersion$Cache)
2532             name_.set(NULL, iterator.Display());
2533
2534             latest_.set(NULL, StripVersion_(version_.VerStr()));
2535
2536             pkgCache::VerIterator current(iterator.CurrentVer());
2537             if (!current.end())
2538                 installed_.set(NULL, StripVersion_(current.VerStr()));
2539         _end
2540
2541         _profile(Package$initWithVersion$Transliterate) do {
2542             if (CollationTransl_ == NULL)
2543                 break;
2544             if (name_.empty())
2545                 break;
2546
2547             _profile(Package$initWithVersion$Transliterate$utf8)
2548             const uint8_t *data(reinterpret_cast<const uint8_t *>(name_.data()));
2549             for (size_t i(0), e(name_.size()); i != e; ++i)
2550                 if (data[i] >= 0x80)
2551                     goto extended;
2552             break; extended:;
2553             _end
2554
2555             UErrorCode code(U_ZERO_ERROR);
2556             int32_t length;
2557
2558             _profile(Package$initWithVersion$Transliterate$u_strFromUTF8WithSub)
2559             CollationString_.resize(name_.size());
2560             u_strFromUTF8WithSub(&CollationString_[0], CollationString_.size(), &length, name_.data(), name_.size(), 0xfffd, NULL, &code);
2561             if (!U_SUCCESS(code))
2562                 break;
2563             CollationString_.resize(length);
2564             _end
2565
2566             _profile(Package$initWithVersion$Transliterate$utrans_trans)
2567             length = CollationString_.size();
2568             utrans_trans(CollationTransl_, reinterpret_cast<UReplaceable *>(&CollationString_), &CollationUCalls_, 0, &length, &code);
2569             if (!U_SUCCESS(code))
2570                 break;
2571             _assert(CollationString_.size() == length);
2572             _end
2573
2574             _profile(Package$initWithVersion$Transliterate$u_strToUTF8WithSub$preflight)
2575             u_strToUTF8WithSub(NULL, 0, &length, CollationString_.data(), CollationString_.size(), 0xfffd, NULL, &code);
2576             if (code == U_BUFFER_OVERFLOW_ERROR)
2577                 code = U_ZERO_ERROR;
2578             else if (!U_SUCCESS(code))
2579                 break;
2580             _end
2581
2582             char *transform;
2583             _profile(Package$initWithVersion$Transliterate$apr_palloc)
2584             transform = pool_->malloc<char>(length);
2585             _end
2586             _profile(Package$initWithVersion$Transliterate$u_strToUTF8WithSub$transform)
2587             u_strToUTF8WithSub(transform, length, NULL, CollationString_.data(), CollationString_.size(), 0xfffd, NULL, &code);
2588             if (!U_SUCCESS(code))
2589                 break;
2590             _end
2591
2592             transform_.set(NULL, transform, length);
2593         } while (false); _end
2594
2595         _profile(Package$initWithVersion$Tags)
2596             pkgCache::TagIterator tag(iterator.TagList());
2597             if (!tag.end()) {
2598                 tags_ = [NSMutableArray arrayWithCapacity:8];
2599
2600                 goto tag; for (; !tag.end(); ++tag) tag: {
2601                     const char *name(tag.Name());
2602                     NSString *string((NSString *) CYStringCreate(name));
2603                     if (string == nil)
2604                         continue;
2605
2606                     [tags_ addObject:[string autorelease]];
2607
2608                     if (role_ == 0 && strncmp(name, "role::", 6) == 0 /*&& strcmp(name, "role::leaper") != 0*/) {
2609                         if (strcmp(name + 6, "enduser") == 0)
2610                             role_ = 1;
2611                         else if (strcmp(name + 6, "hacker") == 0)
2612                             role_ = 2;
2613                         else if (strcmp(name + 6, "developer") == 0)
2614                             role_ = 3;
2615                         else if (strcmp(name + 6, "cydia") == 0)
2616                             role_ = 7;
2617                         else
2618                             role_ = 4;
2619                     }
2620
2621                     if (strncmp(name, "cydia::", 7) == 0) {
2622                         if (strcmp(name + 7, "essential") == 0)
2623                             essential_ = true;
2624                         else if (strcmp(name + 7, "obsolete") == 0)
2625                             obsolete_ = true;
2626                     }
2627                 }
2628             }
2629         _end
2630
2631         _profile(Package$initWithVersion$Metadata)
2632             const char *mixed(iterator.Name());
2633             size_t size(strlen(mixed));
2634             static const size_t prefix(sizeof("/var/lib/dpkg/info/") - 1);
2635             char lower[prefix + size + 5 + 1];
2636
2637             for (size_t i(0); i != size; ++i)
2638                 lower[prefix + i] = mixed[i] | 0x20;
2639
2640             if (!installed_.empty()) {
2641                 memcpy(lower, "/var/lib/dpkg/info/", prefix);
2642                 memcpy(lower + prefix + size, ".list", 6);
2643                 struct stat info;
2644                 if (stat(lower, &info) != -1)
2645                     upgraded_ = info.st_birthtime;
2646             }
2647
2648             PackageValue *metadata(PackageFind(lower + prefix, size));
2649             metadata_ = metadata;
2650
2651             id_.set(NULL, metadata->name_, size);
2652
2653             const char *latest(version_.VerStr());
2654             size_t length(strlen(latest));
2655
2656             uint16_t vhash(hashlittle(latest, length));
2657
2658             size_t capped(std::min<size_t>(8, length));
2659             latest = latest + length - capped;
2660
2661             if (metadata->first_ == 0)
2662                 metadata->first_ = now_;
2663
2664             if (metadata->vhash_ != vhash || strncmp(metadata->version_, latest, sizeof(metadata->version_)) != 0) {
2665                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
2666                 metadata->vhash_ = vhash;
2667                 metadata->last_ = now_;
2668             } else if (metadata->last_ == 0)
2669                 metadata->last_ = metadata->first_;
2670         _end
2671
2672         _profile(Package$initWithVersion$Section)
2673             section_ = version_.Section();
2674         _end
2675
2676         _profile(Package$initWithVersion$Flags)
2677             essential_ |= ((iterator->Flags & pkgCache::Flag::Essential) == 0 ? NO : YES);
2678             ignored_ = iterator->SelectedState == pkgCache::State::Hold;
2679         _end
2680     _end } return self;
2681 }
2682
2683 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(CYPool *)pool database:(Database *)database {
2684     pkgCache::VerIterator version;
2685
2686     _profile(Package$packageWithIterator$GetCandidateVer)
2687         version = [database policy]->GetCandidateVer(iterator);
2688     _end
2689
2690     if (version.end())
2691         return nil;
2692
2693     Package *package;
2694
2695     _profile(Package$packageWithIterator$Allocate)
2696         package = [Package allocWithZone:zone];
2697     _end
2698
2699     _profile(Package$packageWithIterator$Initialize)
2700         package = [package
2701             initWithVersion:version
2702             withZone:zone
2703             inPool:pool
2704             database:database
2705         ];
2706     _end
2707
2708     _profile(Package$packageWithIterator$Autorelease)
2709         package = [package autorelease];
2710     _end
2711
2712     return package;
2713 }
2714
2715 - (pkgCache::PkgIterator) iterator {
2716     return iterator_;
2717 }
2718
2719 - (NSString *) section {
2720     if (section$_ == nil) {
2721         if (section_ == NULL)
2722             return nil;
2723
2724         _profile(Package$section$mappedSectionForPointer)
2725             section$_ = [database_ mappedSectionForPointer:section_];
2726         _end
2727     } return section$_;
2728 }
2729
2730 - (NSString *) simpleSection {
2731     if (NSString *section = [self section])
2732         return Simplify(section);
2733     else
2734         return nil;
2735 }
2736
2737 - (NSString *) longSection {
2738     return LocalizeSection([self section]);
2739 }
2740
2741 - (NSString *) shortSection {
2742     return [[NSBundle mainBundle] localizedStringForKey:[self simpleSection] value:nil table:@"Sections"];
2743 }
2744
2745 - (NSString *) uri {
2746     return nil;
2747 #if 0
2748     pkgIndexFile *index;
2749     pkgCache::PkgFileIterator file(file_.File());
2750     if (![database_ list].FindIndex(file, index))
2751         return nil;
2752     return [NSString stringWithUTF8String:iterator_->Path];
2753     //return [NSString stringWithUTF8String:file.Site()];
2754     //return [NSString stringWithUTF8String:index->ArchiveURI(file.FileName()).c_str()];
2755 #endif
2756 }
2757
2758 - (MIMEAddress *) maintainer {
2759 @synchronized (database_) {
2760     if ([database_ era] != era_ || file_.end())
2761         return nil;
2762
2763     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2764     const std::string &maintainer(parser->Maintainer());
2765     return maintainer.empty() ? nil : [MIMEAddress addressWithString:[NSString stringWithUTF8String:maintainer.c_str()]];
2766 } }
2767
2768 - (NSString *) md5sum {
2769     return parsed_ == NULL ? nil : (id) parsed_->md5sum_;
2770 }
2771
2772 - (size_t) size {
2773 @synchronized (database_) {
2774     if ([database_ era] != era_ || version_.end())
2775         return 0;
2776
2777     return version_->InstalledSize;
2778 } }
2779
2780 - (NSString *) longDescription {
2781 @synchronized (database_) {
2782     if ([database_ era] != era_ || file_.end())
2783         return nil;
2784
2785     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2786     NSString *description([NSString stringWithUTF8String:parser->LongDesc().c_str()]);
2787
2788     NSArray *lines = [description componentsSeparatedByString:@"\n"];
2789     NSMutableArray *trimmed = [NSMutableArray arrayWithCapacity:([lines count] - 1)];
2790     if ([lines count] < 2)
2791         return nil;
2792
2793     NSCharacterSet *whitespace = [NSCharacterSet whitespaceCharacterSet];
2794     for (size_t i(1), e([lines count]); i != e; ++i) {
2795         NSString *trim = [[lines objectAtIndex:i] stringByTrimmingCharactersInSet:whitespace];
2796         [trimmed addObject:trim];
2797     }
2798
2799     return [trimmed componentsJoinedByString:@"\n"];
2800 } }
2801
2802 - (NSString *) shortDescription {
2803     if (parsed_ != NULL)
2804         return static_cast<NSString *>(parsed_->tagline_);
2805
2806 @synchronized (database_) {
2807     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2808
2809     const char *start, *end;
2810     if (!parser.ShortDesc(start, end))
2811         return nil;
2812
2813     if (end - start > 200)
2814         end = start + 200;
2815
2816     /*
2817     if (const char *stop = reinterpret_cast<const char *>(memchr(start, '\n', end - start)))
2818         end = stop;
2819
2820     while (end != start && end[-1] == '\r')
2821         --end;
2822     */
2823
2824     return [(id) CYStringCreate(start, end - start) autorelease];
2825 } }
2826
2827 - (unichar) index {
2828     _profile(Package$index)
2829         CFStringRef name((CFStringRef) [self name]);
2830         if (CFStringGetLength(name) == 0)
2831             return '#';
2832         UniChar character(CFStringGetCharacterAtIndex(name, 0));
2833         if (!CFUniCharIsMemberOf(character, kCFUniCharLetterCharacterSet))
2834             return '#';
2835         return toupper(character);
2836     _end
2837 }
2838
2839 - (PackageValue *) metadata {
2840     return metadata_;
2841 }
2842
2843 - (time_t) seen {
2844     PackageValue *metadata([self metadata]);
2845     return metadata->subscribed_ ? metadata->last_ : metadata->first_;
2846 }
2847
2848 - (bool) subscribed {
2849     return [self metadata]->subscribed_;
2850 }
2851
2852 - (bool) setSubscribed:(bool)subscribed {
2853     PackageValue *metadata([self metadata]);
2854     if (metadata->subscribed_ == subscribed)
2855         return false;
2856     metadata->subscribed_ = subscribed;
2857     return true;
2858 }
2859
2860 - (BOOL) ignored {
2861     return ignored_;
2862 }
2863
2864 - (NSString *) latest {
2865     return latest_;
2866 }
2867
2868 - (NSString *) installed {
2869     return installed_;
2870 }
2871
2872 - (BOOL) uninstalled {
2873     return installed_.empty();
2874 }
2875
2876 - (BOOL) valid {
2877     return !version_.end();
2878 }
2879
2880 - (BOOL) upgradableAndEssential:(BOOL)essential {
2881     _profile(Package$upgradableAndEssential)
2882         pkgCache::VerIterator current(iterator_.CurrentVer());
2883         if (current.end())
2884             return essential && essential_;
2885         else
2886             return !version_.end() && version_ != current;
2887     _end
2888 }
2889
2890 - (BOOL) essential {
2891     return essential_;
2892 }
2893
2894 - (BOOL) broken {
2895     return [database_ cache][iterator_].InstBroken();
2896 }
2897
2898 - (BOOL) unfiltered {
2899     _profile(Package$unfiltered$obsolete)
2900         if (_unlikely(obsolete_))
2901             return false;
2902     _end
2903
2904     _profile(Package$unfiltered$role)
2905         if (_unlikely(role_ > 3))
2906             return false;
2907     _end
2908
2909     return true;
2910 }
2911
2912 - (BOOL) visible {
2913     if (![self unfiltered])
2914         return false;
2915
2916     NSString *section;
2917
2918     _profile(Package$visible$section)
2919         section = [self section];
2920     _end
2921
2922     _profile(Package$visible$isSectionVisible)
2923         if (!isSectionVisible(section))
2924             return false;
2925     _end
2926
2927     return true;
2928 }
2929
2930 - (BOOL) half {
2931     unsigned char current(iterator_->CurrentState);
2932     return current == pkgCache::State::HalfConfigured || current == pkgCache::State::HalfInstalled;
2933 }
2934
2935 - (BOOL) halfConfigured {
2936     return iterator_->CurrentState == pkgCache::State::HalfConfigured;
2937 }
2938
2939 - (BOOL) halfInstalled {
2940     return iterator_->CurrentState == pkgCache::State::HalfInstalled;
2941 }
2942
2943 - (BOOL) hasMode {
2944 @synchronized (database_) {
2945     if ([database_ era] != era_ || iterator_.end())
2946         return NO;
2947
2948     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2949     return state.Mode != pkgDepCache::ModeKeep;
2950 } }
2951
2952 - (NSString *) mode {
2953 @synchronized (database_) {
2954     if ([database_ era] != era_ || iterator_.end())
2955         return nil;
2956
2957     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2958
2959     switch (state.Mode) {
2960         case pkgDepCache::ModeDelete:
2961             if ((state.iFlags & pkgDepCache::Purge) != 0)
2962                 return @"PURGE";
2963             else
2964                 return @"REMOVE";
2965         case pkgDepCache::ModeKeep:
2966             if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2967                 return @"REINSTALL";
2968             /*else if ((state.iFlags & pkgDepCache::AutoKept) != 0)
2969                 return nil;*/
2970             else
2971                 return nil;
2972         case pkgDepCache::ModeInstall:
2973             /*if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2974                 return @"REINSTALL";
2975             else*/ switch (state.Status) {
2976                 case -1:
2977                     return @"DOWNGRADE";
2978                 case 0:
2979                     return @"INSTALL";
2980                 case 1:
2981                     return @"UPGRADE";
2982                 case 2:
2983                     return @"NEW_INSTALL";
2984                 _nodefault
2985             }
2986         _nodefault
2987     }
2988 } }
2989
2990 - (NSString *) id {
2991     return id_;
2992 }
2993
2994 - (NSString *) name {
2995     return name_.empty() ? id_ : name_;
2996 }
2997
2998 - (UIImage *) icon {
2999     NSString *section = [self simpleSection];
3000
3001     UIImage *icon(nil);
3002     if (parsed_ != NULL)
3003         if (NSString *href = parsed_->icon_)
3004             if ([href hasPrefix:@"file:///"])
3005                 icon = [UIImage imageAtPath:[[href substringFromIndex:7] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
3006     if (icon == nil) if (section != nil)
3007         icon = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, [section stringByReplacingOccurrencesOfString:@" " withString:@"_"]]];
3008     if (icon == nil) if (Source *source = [self source]) if (NSString *dicon = [source defaultIcon])
3009         if ([dicon hasPrefix:@"file:///"])
3010             icon = [UIImage imageAtPath:[[dicon substringFromIndex:7] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
3011     if (icon == nil)
3012         icon = [UIImage imageNamed:@"unknown.png"];
3013     return icon;
3014 }
3015
3016 - (NSString *) homepage {
3017     return parsed_ == NULL ? nil : static_cast<NSString *>(parsed_->homepage_);
3018 }
3019
3020 - (NSString *) depiction {
3021     return parsed_ != NULL && !parsed_->depiction_.empty() ? parsed_->depiction_ : [[self source] depictionForPackage:id_];
3022 }
3023
3024 - (MIMEAddress *) author {
3025     return parsed_ == NULL || parsed_->author_.empty() ? nil : [MIMEAddress addressWithString:parsed_->author_];
3026 }
3027
3028 - (NSString *) support {
3029     return parsed_ != NULL && !parsed_->support_.empty() ? parsed_->support_ : [[self source] supportForPackage:id_];
3030 }
3031
3032 - (NSArray *) files {
3033     NSString *path = [NSString stringWithFormat:@"/var/lib/dpkg/info/%@.list", static_cast<NSString *>(id_)];
3034     NSMutableArray *files = [NSMutableArray arrayWithCapacity:128];
3035
3036     std::ifstream fin;
3037     fin.open([path UTF8String]);
3038     if (!fin.is_open())
3039         return nil;
3040
3041     std::string line;
3042     while (std::getline(fin, line))
3043         [files addObject:[NSString stringWithUTF8String:line.c_str()]];
3044
3045     return files;
3046 }
3047
3048 - (NSString *) state {
3049 @synchronized (database_) {
3050     if ([database_ era] != era_ || file_.end())
3051         return nil;
3052
3053     switch (iterator_->CurrentState) {
3054         case pkgCache::State::NotInstalled:
3055             return @"NotInstalled";
3056         case pkgCache::State::UnPacked:
3057             return @"UnPacked";
3058         case pkgCache::State::HalfConfigured:
3059             return @"HalfConfigured";
3060         case pkgCache::State::HalfInstalled:
3061             return @"HalfInstalled";
3062         case pkgCache::State::ConfigFiles:
3063             return @"ConfigFiles";
3064         case pkgCache::State::Installed:
3065             return @"Installed";
3066         case pkgCache::State::TriggersAwaited:
3067             return @"TriggersAwaited";
3068         case pkgCache::State::TriggersPending:
3069             return @"TriggersPending";
3070     }
3071
3072     return (NSString *) [NSNull null];
3073 } }
3074
3075 - (NSString *) selection {
3076 @synchronized (database_) {
3077     if ([database_ era] != era_ || file_.end())
3078         return nil;
3079
3080     switch (iterator_->SelectedState) {
3081         case pkgCache::State::Unknown:
3082             return @"Unknown";
3083         case pkgCache::State::Install:
3084             return @"Install";
3085         case pkgCache::State::Hold:
3086             return @"Hold";
3087         case pkgCache::State::DeInstall:
3088             return @"DeInstall";
3089         case pkgCache::State::Purge:
3090             return @"Purge";
3091     }
3092
3093     return (NSString *) [NSNull null];
3094 } }
3095
3096 - (NSArray *) warnings {
3097 @synchronized (database_) {
3098     if ([database_ era] != era_ || file_.end())
3099         return nil;
3100
3101     NSMutableArray *warnings([NSMutableArray arrayWithCapacity:4]);
3102     const char *name(iterator_.Name());
3103
3104     size_t length(strlen(name));
3105     if (length < 2) invalid:
3106         [warnings addObject:UCLocalize("ILLEGAL_PACKAGE_IDENTIFIER")];
3107     else for (size_t i(0); i != length; ++i)
3108         if (
3109             /* XXX: technically this is not allowed */
3110             (name[i] < 'A' || name[i] > 'Z') &&
3111             (name[i] < 'a' || name[i] > 'z') &&
3112             (name[i] < '0' || name[i] > '9') &&
3113             (i == 0 || name[i] != '+' && name[i] != '-' && name[i] != '.')
3114         ) goto invalid;
3115
3116     if (strcmp(name, "cydia") != 0) {
3117         bool cydia = false;
3118         bool user = false;
3119         bool _private = false;
3120         bool stash = false;
3121         bool dbstash = false;
3122         bool dsstore = false;
3123
3124         bool repository = [[self section] isEqualToString:@"Repositories"];
3125
3126         if (NSArray *files = [self files])
3127             for (NSString *file in files)
3128                 if (!cydia && [file isEqualToString:@"/Applications/Cydia.app"])
3129                     cydia = true;
3130                 else if (!user && [file isEqualToString:@"/User"])
3131                     user = true;
3132                 else if (!_private && [file isEqualToString:@"/private"])
3133                     _private = true;
3134                 else if (!stash && [file isEqualToString:@"/var/stash"])
3135                     stash = true;
3136                 else if (!dbstash && [file isEqualToString:@"/var/db/stash"])
3137                     dbstash = true;
3138                 else if (!dsstore && [file hasSuffix:@"/.DS_Store"])
3139                     dsstore = true;
3140
3141         /* XXX: this is not sensitive enough. only some folders are valid. */
3142         if (cydia && !repository)
3143             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"Cydia.app"]];
3144         if (user)
3145             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/User"]];
3146         if (_private)
3147             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/private"]];
3148         if (stash)
3149             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/var/stash"]];
3150         if (dbstash)
3151             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/var/db/stash"]];
3152         if (dsstore)
3153             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @".DS_Store"]];
3154     }
3155
3156     return [warnings count] == 0 ? nil : warnings;
3157 } }
3158
3159 - (NSArray *) applications {
3160     NSString *me([[NSBundle mainBundle] bundleIdentifier]);
3161
3162     NSMutableArray *applications([NSMutableArray arrayWithCapacity:2]);
3163
3164     static RegEx application_r("/Applications/(.*)\\.app/Info.plist");
3165     if (NSArray *files = [self files])
3166         for (NSString *file in files)
3167             if (application_r(file)) {
3168                 NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:file]);
3169                 if (info == nil)
3170                     continue;
3171                 NSString *id([info objectForKey:@"CFBundleIdentifier"]);
3172                 if (id == nil || [id isEqualToString:me])
3173                     continue;
3174
3175                 NSString *display([info objectForKey:@"CFBundleDisplayName"]);
3176                 if (display == nil)
3177                     display = application_r[1];
3178
3179                 NSString *bundle([file stringByDeletingLastPathComponent]);
3180                 NSString *icon([info objectForKey:@"CFBundleIconFile"]);
3181                 // XXX: maybe this should check if this is really a string, not just for length
3182                 if (icon == nil || ![icon respondsToSelector:@selector(length)] || [icon length] == 0)
3183                     icon = @"icon.png";
3184                 NSURL *url([NSURL fileURLWithPath:[bundle stringByAppendingPathComponent:icon]]);
3185
3186                 NSMutableArray *application([NSMutableArray arrayWithCapacity:2]);
3187                 [applications addObject:application];
3188
3189                 [application addObject:id];
3190                 [application addObject:display];
3191                 [application addObject:url];
3192             }
3193
3194     return [applications count] == 0 ? nil : applications;
3195 }
3196
3197 - (Source *) source {
3198     if (source_ == nil) {
3199         @synchronized (database_) {
3200             if ([database_ era] != era_ || file_.end())
3201                 source_ = (Source *) [NSNull null];
3202             else
3203                 source_ = [database_ getSource:file_.File()] ?: (Source *) [NSNull null];
3204         }
3205     }
3206
3207     return source_ == (Source *) [NSNull null] ? nil : source_;
3208 }
3209
3210 - (time_t) upgraded {
3211     return upgraded_;
3212 }
3213
3214 - (uint32_t) recent {
3215     return std::numeric_limits<uint32_t>::max() - upgraded_;
3216 }
3217
3218 - (uint32_t) rank {
3219     return rank_;
3220 }
3221
3222 - (BOOL) matches:(NSArray *)query {
3223     if (query == nil || [query count] == 0)
3224         return NO;
3225
3226     rank_ = 0;
3227
3228     NSString *string;
3229     NSRange range;
3230     NSUInteger length;
3231
3232     string = [self name];
3233     length = [string length];
3234
3235     if (length != 0)
3236     for (NSString *term in query) {
3237         range = [string rangeOfString:term options:MatchCompareOptions_];
3238         if (range.location != NSNotFound)
3239             rank_ -= 6 * 1000000 / length;
3240     }
3241
3242     if (rank_ == 0) {
3243         string = [self id];
3244         length = [string length];
3245
3246         if (length != 0)
3247         for (NSString *term in query) {
3248             range = [string rangeOfString:term options:MatchCompareOptions_];
3249             if (range.location != NSNotFound)
3250                 rank_ -= 6 * 1000000 / length;
3251         }
3252     }
3253
3254     string = [self shortDescription];
3255     length = [string length];
3256     NSUInteger stop(std::min<NSUInteger>(length, 200));
3257
3258     if (length != 0)
3259     for (NSString *term in query) {
3260         range = [string rangeOfString:term options:MatchCompareOptions_ range:NSMakeRange(0, stop)];
3261         if (range.location != NSNotFound)
3262             rank_ -= 2 * 100000;
3263     }
3264
3265     return rank_ != 0;
3266 }
3267
3268 - (NSArray *) tags {
3269     return tags_;
3270 }
3271
3272 - (BOOL) hasTag:(NSString *)tag {
3273     return tags_ == nil ? NO : [tags_ containsObject:tag];
3274 }
3275
3276 - (NSString *) primaryPurpose {
3277     for (NSString *tag in (NSArray *) tags_)
3278         if ([tag hasPrefix:@"purpose::"])
3279             return [tag substringFromIndex:9];
3280     return nil;
3281 }
3282
3283 - (NSArray *) purposes {
3284     NSMutableArray *purposes([NSMutableArray arrayWithCapacity:2]);
3285     for (NSString *tag in (NSArray *) tags_)
3286         if ([tag hasPrefix:@"purpose::"])
3287             [purposes addObject:[tag substringFromIndex:9]];
3288     return [purposes count] == 0 ? nil : purposes;
3289 }
3290
3291 - (bool) isCommercial {
3292     return [self hasTag:@"cydia::commercial"];
3293 }
3294
3295 - (void) setIndex:(size_t)index {
3296     if (metadata_->index_ != index)
3297         metadata_->index_ = index;
3298 }
3299
3300 - (CYString &) cyname {
3301     return !transform_.empty() ? transform_ : !name_.empty() ? name_ : id_;
3302 }
3303
3304 - (uint32_t) compareBySection:(NSArray *)sections {
3305     NSString *section([self section]);
3306     for (size_t i(0), e([sections count]); i != e; ++i) {
3307         if ([section isEqualToString:[[sections objectAtIndex:i] name]])
3308             return i;
3309     }
3310
3311     return _not(uint32_t);
3312 }
3313
3314 - (void) clear {
3315 @synchronized (database_) {
3316     pkgProblemResolver *resolver = [database_ resolver];
3317     resolver->Clear(iterator_);
3318
3319     pkgCacheFile &cache([database_ cache]);
3320     cache->SetReInstall(iterator_, false);
3321     cache->MarkKeep(iterator_, false);
3322 } }
3323
3324 - (void) install {
3325 @synchronized (database_) {
3326     pkgProblemResolver *resolver = [database_ resolver];
3327     resolver->Clear(iterator_);
3328     resolver->Protect(iterator_);
3329
3330     pkgCacheFile &cache([database_ cache]);
3331     cache->SetReInstall(iterator_, false);
3332     cache->MarkInstall(iterator_, false);
3333
3334     pkgDepCache::StateCache &state((*cache)[iterator_]);
3335     if (!state.Install())
3336         cache->SetReInstall(iterator_, true);
3337 } }
3338
3339 - (void) remove {
3340 @synchronized (database_) {
3341     pkgProblemResolver *resolver = [database_ resolver];
3342     resolver->Clear(iterator_);
3343     resolver->Remove(iterator_);
3344     resolver->Protect(iterator_);
3345
3346     pkgCacheFile &cache([database_ cache]);
3347     cache->SetReInstall(iterator_, false);
3348     cache->MarkDelete(iterator_, true);
3349 } }
3350
3351 @end
3352 /* }}} */
3353 /* Section Class {{{ */
3354 @interface Section : NSObject {
3355     _H<NSString> name_;
3356     size_t row_;
3357     size_t count_;
3358     _H<NSString> localized_;
3359 }
3360
3361 - (NSComparisonResult) compareByLocalized:(Section *)section;
3362 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized;
3363 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize;
3364 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize;
3365
3366 - (NSString *) name;
3367 - (void) setName:(NSString *)name;
3368
3369 - (size_t) row;
3370 - (size_t) count;
3371
3372 - (void) addToRow;
3373 - (void) addToCount;
3374
3375 - (void) setCount:(size_t)count;
3376 - (NSString *) localized;
3377
3378 @end
3379
3380 @implementation Section
3381
3382 - (NSComparisonResult) compareByLocalized:(Section *)section {
3383     NSString *lhs(localized_);
3384     NSString *rhs([section localized]);
3385
3386     /*if ([lhs length] != 0 && [rhs length] != 0) {
3387         unichar lhc = [lhs characterAtIndex:0];
3388         unichar rhc = [rhs characterAtIndex:0];
3389
3390         if (isalpha(lhc) && !isalpha(rhc))
3391             return NSOrderedAscending;
3392         else if (!isalpha(lhc) && isalpha(rhc))
3393             return NSOrderedDescending;
3394     }*/
3395
3396     return [lhs compare:rhs options:LaxCompareOptions_];
3397 }
3398
3399 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized {
3400     if ((self = [self initWithName:name localize:NO]) != nil) {
3401         if (localized != nil)
3402             localized_ = localized;
3403     } return self;
3404 }
3405
3406 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize {
3407     return [self initWithName:name row:0 localize:localize];
3408 }
3409
3410 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize {
3411     if ((self = [super init]) != nil) {
3412         name_ = name;
3413         row_ = row;
3414         if (localize)
3415             localized_ = LocalizeSection(name_);
3416     } return self;
3417 }
3418
3419 - (NSString *) name {
3420     return name_;
3421 }
3422
3423 - (void) setName:(NSString *)name {
3424     name_ = name;
3425 }
3426
3427 - (size_t) row {
3428     return row_;
3429 }
3430
3431 - (size_t) count {
3432     return count_;
3433 }
3434
3435 - (void) addToRow {
3436     ++row_;
3437 }
3438
3439 - (void) addToCount {
3440     ++count_;
3441 }
3442
3443 - (void) setCount:(size_t)count {
3444     count_ = count;
3445 }
3446
3447 - (NSString *) localized {
3448     return localized_;
3449 }
3450
3451 @end
3452 /* }}} */
3453
3454 class CydiaLogCleaner :
3455     public pkgArchiveCleaner
3456 {
3457   protected:
3458     virtual void Erase(const char *File, std::string Pkg, std::string Ver, struct stat &St) {
3459         unlink(File);
3460     }
3461 };
3462
3463 /* Database Implementation {{{ */
3464 @implementation Database
3465
3466 + (Database *) sharedInstance {
3467     static _H<Database> instance;
3468     if (instance == nil)
3469         instance = [[[Database alloc] init] autorelease];
3470     return instance;
3471 }
3472
3473 - (unsigned) era {
3474     return era_;
3475 }
3476
3477 - (void) releasePackages {
3478     CFArrayApplyFunction(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFArrayApplierFunction>(&CFRelease), NULL);
3479     CFArrayRemoveAllValues(packages_);
3480 }
3481
3482 - (void) dealloc {
3483     // XXX: actually implement this thing
3484     _assert(false);
3485     [self releasePackages];
3486     NSRecycleZone(zone_);
3487     [super dealloc];
3488 }
3489
3490 - (void) _readCydia:(NSNumber *)fd {
3491     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3492     std::istream is(&ib);
3493     std::string line;
3494
3495     static RegEx finish_r("finish:([^:]*)");
3496
3497     while (std::getline(is, line)) {
3498         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3499
3500         const char *data(line.c_str());
3501         size_t size = line.size();
3502         lprintf("C:%s\n", data);
3503
3504         if (finish_r(data, size)) {
3505             NSString *finish = finish_r[1];
3506             int index = [Finishes_ indexOfObject:finish];
3507             if (index != INT_MAX && index > Finish_)
3508                 Finish_ = index;
3509         }
3510
3511         [pool release];
3512     }
3513
3514     _assume(false);
3515 }
3516
3517 - (void) _readStatus:(NSNumber *)fd {
3518     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3519     std::istream is(&ib);
3520     std::string line;
3521
3522     static RegEx conffile_r("status: [^ ]* : conffile-prompt : (.*?) *");
3523     static RegEx pmstatus_r("([^:]*):([^:]*):([^:]*):(.*)");
3524
3525     while (std::getline(is, line)) {
3526         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3527
3528         const char *data(line.c_str());
3529         size_t size(line.size());
3530         lprintf("S:%s\n", data);
3531
3532         if (conffile_r(data, size)) {
3533             // status: /fail : conffile-prompt : '/fail' '/fail.dpkg-new' 1 1
3534             [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:conffile_r[1] waitUntilDone:YES];
3535         } else if (strncmp(data, "status: ", 8) == 0) {
3536             // status: <package>: {unpacked,half-configured,installed}
3537             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 8)] ofType:kCydiaProgressEventTypeStatus]);
3538             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3539         } else if (strncmp(data, "processing: ", 12) == 0) {
3540             // processing: configure: config-test
3541             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 12)] ofType:kCydiaProgressEventTypeStatus]);
3542             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3543         } else if (pmstatus_r(data, size)) {
3544             std::string type([pmstatus_r[1] UTF8String]);
3545
3546             NSString *package = pmstatus_r[2];
3547             if ([package isEqualToString:@"dpkg-exec"])
3548                 package = nil;
3549
3550             float percent([pmstatus_r[3] floatValue]);
3551             [progress_ performSelectorOnMainThread:@selector(setProgressPercent:) withObject:[NSNumber numberWithFloat:(percent / 100)] waitUntilDone:YES];
3552
3553             NSString *string = pmstatus_r[4];
3554
3555             if (type == "pmerror") {
3556                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeError forPackage:package]);
3557                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3558             } else if (type == "pmstatus") {
3559                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeStatus forPackage:package]);
3560                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3561             } else if (type == "pmconffile")
3562                 [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:string waitUntilDone:YES];
3563             else
3564                 lprintf("E:unknown pmstatus\n");
3565         } else
3566             lprintf("E:unknown status\n");
3567
3568         [pool release];
3569     }
3570
3571     _assume(false);
3572 }
3573
3574 - (void) _readOutput:(NSNumber *)fd {
3575     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3576     std::istream is(&ib);
3577     std::string line;
3578
3579     while (std::getline(is, line)) {
3580         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3581
3582         lprintf("O:%s\n", line.c_str());
3583
3584         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:line.c_str()] ofType:kCydiaProgressEventTypeInformation]);
3585         [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3586
3587         [pool release];
3588     }
3589
3590     _assume(false);
3591 }
3592
3593 - (FILE *) input {
3594     return input_;
3595 }
3596
3597 - (Package *) packageWithName:(NSString *)name {
3598     if (name == nil)
3599         return nil;
3600 @synchronized (self) {
3601     if (static_cast<pkgDepCache *>(cache_) == NULL)
3602         return nil;
3603     pkgCache::PkgIterator iterator(cache_->FindPkg([name UTF8String]));
3604     return iterator.end() ? nil : [Package packageWithIterator:iterator withZone:NULL inPool:NULL database:self];
3605 } }
3606
3607 - (id) init {
3608     if ((self = [super init]) != nil) {
3609         policy_ = NULL;
3610         records_ = NULL;
3611         resolver_ = NULL;
3612         fetcher_ = NULL;
3613         lock_ = NULL;
3614
3615         zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3616
3617         size_t capacity(MetaFile_->active_);
3618         if (capacity == 0)
3619             capacity = 16384;
3620         else
3621             capacity += 1024;
3622
3623         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, capacity, NULL);
3624         sourceList_ = [NSMutableArray arrayWithCapacity:16];
3625
3626         int fds[2];
3627
3628         _assert(pipe(fds) != -1);
3629         cydiafd_ = fds[1];
3630
3631         _config->Set("APT::Keep-Fds::", cydiafd_);
3632         setenv("CYDIA", [[[[NSNumber numberWithInt:cydiafd_] stringValue] stringByAppendingString:@" 1"] UTF8String], _not(int));
3633
3634         [NSThread
3635             detachNewThreadSelector:@selector(_readCydia:)
3636             toTarget:self
3637             withObject:[NSNumber numberWithInt:fds[0]]
3638         ];
3639
3640         _assert(pipe(fds) != -1);
3641         statusfd_ = fds[1];
3642
3643         [NSThread
3644             detachNewThreadSelector:@selector(_readStatus:)
3645             toTarget:self
3646             withObject:[NSNumber numberWithInt:fds[0]]
3647         ];
3648
3649         _assert(pipe(fds) != -1);
3650         _assert(dup2(fds[0], 0) != -1);
3651         _assert(close(fds[0]) != -1);
3652
3653         input_ = fdopen(fds[1], "a");
3654
3655         _assert(pipe(fds) != -1);
3656         _assert(dup2(fds[1], 1) != -1);
3657         _assert(close(fds[1]) != -1);
3658
3659         [NSThread
3660             detachNewThreadSelector:@selector(_readOutput:)
3661             toTarget:self
3662             withObject:[NSNumber numberWithInt:fds[0]]
3663         ];
3664     } return self;
3665 }
3666
3667 - (pkgCacheFile &) cache {
3668     return cache_;
3669 }
3670
3671 - (pkgDepCache::Policy *) policy {
3672     return policy_;
3673 }
3674
3675 - (pkgRecords *) records {
3676     return records_;
3677 }
3678
3679 - (pkgProblemResolver *) resolver {
3680     return resolver_;
3681 }
3682
3683 - (pkgAcquire &) fetcher {
3684     return *fetcher_;
3685 }
3686
3687 - (pkgSourceList &) list {
3688     return *list_;
3689 }
3690
3691 - (NSArray *) packages {
3692     return (NSArray *) packages_;
3693 }
3694
3695 - (NSArray *) sources {
3696     return sourceList_;
3697 }
3698
3699 - (Source *) sourceWithKey:(NSString *)key {
3700     for (Source *source in [self sources]) {
3701         if ([[source key] isEqualToString:key])
3702             return source;
3703     } return nil;
3704 }
3705
3706 - (bool) popErrorWithTitle:(NSString *)title {
3707     bool fatal(false);
3708
3709     while (!_error->empty()) {
3710         std::string error;
3711         bool warning(!_error->PopMessage(error));
3712         if (!warning)
3713             fatal = true;
3714
3715         for (;;) {
3716             size_t size(error.size());
3717             if (size == 0 || error[size - 1] != '\n')
3718                 break;
3719             error.resize(size - 1);
3720         }
3721
3722         lprintf("%c:[%s]\n", warning ? 'W' : 'E', error.c_str());
3723
3724         static RegEx no_pubkey("GPG error:.* NO_PUBKEY .*");
3725         if (warning && no_pubkey(error.c_str()))
3726             continue;
3727
3728         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3729     }
3730
3731     return fatal;
3732 }
3733
3734 - (bool) popErrorWithTitle:(NSString *)title forOperation:(bool)success {
3735     return [self popErrorWithTitle:title] || !success;
3736 }
3737
3738 - (bool) _isEtceteraAptSourcesListDirectoryCydiaListSymbolicallyLinkedToMobileCachesCydiaSourceList {
3739     char target[1024];
3740     ssize_t length(readlink("/etc/apt/sources.list.d/cydia.list", target, sizeof(target) - 1));
3741     if (length == -1)
3742         return false;
3743     if (length >= sizeof(target))
3744         return false;
3745     target[length] = '\0';
3746     return strcmp(target, "/var/mobile/Library/Caches/com.saurik.Cydia/sources.list") == 0;
3747 }
3748
3749 - (bool) popErrorWithTitle:(NSString *)title forReadList:(pkgSourceList &)list {
3750     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3751         return true;
3752     if (![self _isEtceteraAptSourcesListDirectoryCydiaListSymbolicallyLinkedToMobileCachesCydiaSourceList])
3753         if ([self popErrorWithTitle:title forOperation:list.Read(SOURCES_LIST)])
3754             return true;
3755     return false;
3756 }
3757
3758 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
3759 @synchronized (self) {
3760     ++era_;
3761
3762     [self releasePackages];
3763
3764     sourceMap_.clear();
3765     [sourceList_ removeAllObjects];
3766
3767     _error->Discard();
3768
3769     delete list_;
3770     list_ = NULL;
3771     manager_ = NULL;
3772     delete lock_;
3773     lock_ = NULL;
3774     delete fetcher_;
3775     fetcher_ = NULL;
3776     delete resolver_;
3777     resolver_ = NULL;
3778     delete records_;
3779     records_ = NULL;
3780     delete policy_;
3781     policy_ = NULL;
3782
3783     cache_.Close();
3784
3785     pool_.~CYPool();
3786     new (&pool_) CYPool();
3787
3788     NSRecycleZone(zone_);
3789     zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3790
3791     int chk(creat("/tmp/cydia.chk", 0644));
3792     if (chk != -1)
3793         close(chk);
3794
3795     if (invocation != nil)
3796         [invocation invoke];
3797
3798     NSString *title(UCLocalize("DATABASE"));
3799
3800     list_ = new pkgSourceList();
3801     _profile(reloadDataWithInvocation$ReadMainList)
3802     if ([self popErrorWithTitle:title forReadList:*list_])
3803         return;
3804     _end
3805
3806     _profile(reloadDataWithInvocation$Source$initWithMetaIndex)
3807     for (pkgSourceList::const_iterator source = list_->begin(); source != list_->end(); ++source) {
3808         Source *object([[[Source alloc] initWithMetaIndex:*source forDatabase:self inPool:&pool_] autorelease]);
3809         [sourceList_ addObject:object];
3810     }
3811     _end
3812
3813     _trace();
3814     OpProgress progress;
3815     bool opened;
3816   open:
3817     delock_ = GetStatusDate();
3818     _profile(reloadDataWithInvocation$pkgCacheFile)
3819         opened = cache_.Open(progress, false);
3820     _end
3821     if (!opened) {
3822         // XXX: what if there are errors, but Open() == true? this should be merged with popError:
3823         while (!_error->empty()) {
3824             std::string error;
3825             bool warning(!_error->PopMessage(error));
3826
3827             lprintf("cache_.Open():[%s]\n", error.c_str());
3828
3829             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3830
3831             SEL repair(NULL);
3832             if (false);
3833             else if (error == "dpkg was interrupted, you must manually run 'dpkg --configure -a' to correct the problem. ")
3834                 repair = @selector(configure);
3835             //else if (error == "The package lists or status file could not be parsed or opened.")
3836             //    repair = @selector(update);
3837             // else if (error == "Could not get lock /var/lib/dpkg/lock - open (35 Resource temporarily unavailable)")
3838             // else if (error == "Could not open lock file /var/lib/dpkg/lock - open (13 Permission denied)")
3839             // else if (error == "Malformed Status line")
3840             // else if (error == "The list of sources could not be read.")
3841
3842             if (repair != NULL) {
3843                 _error->Discard();
3844                 [delegate_ repairWithSelector:repair];
3845                 goto open;
3846             }
3847         }
3848
3849         return;
3850     }
3851     _trace();
3852
3853     unlink("/tmp/cydia.chk");
3854
3855     now_ = [[NSDate date] timeIntervalSince1970];
3856
3857     policy_ = new pkgDepCache::Policy();
3858     records_ = new pkgRecords(cache_);
3859     resolver_ = new pkgProblemResolver(cache_);
3860     fetcher_ = new pkgAcquire(&status_);
3861     lock_ = NULL;
3862
3863     if (cache_->DelCount() != 0 || cache_->InstCount() != 0) {
3864         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("COUNTS_NONZERO_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3865         return;
3866     }
3867
3868     _profile(reloadDataWithInvocation$pkgApplyStatus)
3869     if ([self popErrorWithTitle:title forOperation:pkgApplyStatus(cache_)])
3870         return;
3871     _end
3872
3873     if (cache_->BrokenCount() != 0) {
3874         _profile(pkgApplyStatus$pkgFixBroken)
3875         if ([self popErrorWithTitle:title forOperation:pkgFixBroken(cache_)])
3876             return;
3877         _end
3878
3879         if (cache_->BrokenCount() != 0) {
3880             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("STILL_BROKEN_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3881             return;
3882         }
3883
3884         _profile(pkgApplyStatus$pkgMinimizeUpgrade)
3885         if ([self popErrorWithTitle:title forOperation:pkgMinimizeUpgrade(cache_)])
3886             return;
3887         _end
3888     }
3889
3890     for (Source *object in (id) sourceList_) {
3891         metaIndex *source([object metaIndex]);
3892         std::vector<pkgIndexFile *> *indices = source->GetIndexFiles();
3893         for (std::vector<pkgIndexFile *>::const_iterator index = indices->begin(); index != indices->end(); ++index)
3894             // XXX: this could be more intelligent
3895             if (dynamic_cast<debPackagesIndex *>(*index) != NULL) {
3896                 pkgCache::PkgFileIterator cached((*index)->FindInCache(cache_));
3897                 if (!cached.end())
3898                     sourceMap_[cached->ID] = object;
3899             }
3900     }
3901
3902     {
3903         /*std::vector<Package *> packages;
3904         packages.reserve(std::max(10000U, [packages_ count] + 1000));
3905         packages_ = nil;*/
3906
3907         _profile(reloadDataWithInvocation$packageWithIterator)
3908         for (pkgCache::PkgIterator iterator = cache_->PkgBegin(); !iterator.end(); ++iterator)
3909             if (Package *package = [Package packageWithIterator:iterator withZone:zone_ inPool:&pool_ database:self])
3910                 //packages.push_back(package);
3911                 CFArrayAppendValue(packages_, CFRetain(package));
3912         _end
3913
3914
3915         /*if (packages.empty())
3916             packages_ = [[NSArray alloc] init];
3917         else
3918             packages_ = [[NSArray alloc] initWithObjects:&packages.front() count:packages.size()];
3919         _trace();*/
3920
3921         _profile(reloadDataWithInvocation$radix$8)
3922         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(8)];
3923         _end
3924
3925         _profile(reloadDataWithInvocation$radix$4)
3926         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(4)];
3927         _end
3928
3929         _profile(reloadDataWithInvocation$radix$0)
3930         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(0)];
3931         _end
3932
3933         _profile(reloadDataWithInvocation$insertion)
3934         CFArrayInsertionSortValues(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3935         _end
3936
3937         /*_profile(reloadDataWithInvocation$CFQSortArray)
3938         CFQSortArray(&packages.front(), packages.size(), sizeof(packages.front()), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare_), NULL);
3939         _end*/
3940
3941         /*_profile(reloadDataWithInvocation$stdsort)
3942         std::sort(packages.begin(), packages.end(), PackageNameOrdering());
3943         _end*/
3944
3945         /*_profile(reloadDataWithInvocation$CFArraySortValues)
3946         CFArraySortValues((CFMutableArrayRef) packages_, CFRangeMake(0, [packages_ count]), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3947         _end*/
3948
3949         /*_profile(reloadDataWithInvocation$sortUsingFunction)
3950         [packages_ sortUsingFunction:reinterpret_cast<NSComparisonResult (*)(id, id, void *)>(&PackageNameCompare) context:NULL];
3951         _end*/
3952
3953
3954         size_t count(CFArrayGetCount(packages_));
3955         MetaFile_->active_ = count;
3956         for (size_t index(0); index != count; ++index)
3957             [(Package *) CFArrayGetValueAtIndex(packages_, index) setIndex:index];
3958     }
3959 } }
3960
3961 - (void) clear {
3962 @synchronized (self) {
3963     delete resolver_;
3964     resolver_ = new pkgProblemResolver(cache_);
3965
3966     for (pkgCache::PkgIterator iterator(cache_->PkgBegin()); !iterator.end(); ++iterator)
3967         if (!cache_[iterator].Keep())
3968             cache_->MarkKeep(iterator, false);
3969         else if ((cache_[iterator].iFlags & pkgDepCache::ReInstall) != 0)
3970             cache_->SetReInstall(iterator, false);
3971 } }
3972
3973 - (void) configure {
3974     NSString *dpkg = [NSString stringWithFormat:@"/usr/libexec/cydo --configure -a --status-fd %u", statusfd_];
3975     _trace();
3976     system([dpkg UTF8String]);
3977     _trace();
3978 }
3979
3980 - (bool) clean {
3981 @synchronized (self) {
3982     // XXX: I don't remember this condition
3983     if (lock_ != NULL)
3984         return false;
3985
3986     FileFd Lock;
3987     Lock.Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3988
3989     NSString *title(UCLocalize("CLEAN_ARCHIVES"));
3990
3991     if ([self popErrorWithTitle:title])
3992         return false;
3993
3994     pkgAcquire fetcher;
3995     fetcher.Clean(_config->FindDir("Dir::Cache::Archives"));
3996
3997     CydiaLogCleaner cleaner;
3998     if ([self popErrorWithTitle:title forOperation:cleaner.Go(_config->FindDir("Dir::Cache::Archives") + "partial/", cache_)])
3999         return false;
4000
4001     return true;
4002 } }
4003
4004 - (bool) prepare {
4005     fetcher_->Shutdown();
4006
4007     pkgRecords records(cache_);
4008
4009     lock_ = new FileFd();
4010     lock_->Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
4011
4012     NSString *title(UCLocalize("PREPARE_ARCHIVES"));
4013
4014     if ([self popErrorWithTitle:title])
4015         return false;
4016
4017     pkgSourceList list;
4018     if ([self popErrorWithTitle:title forReadList:list])
4019         return false;
4020
4021     manager_ = (_system->CreatePM(cache_));
4022     if ([self popErrorWithTitle:title forOperation:manager_->GetArchives(fetcher_, &list, &records)])
4023         return false;
4024
4025     return true;
4026 }
4027
4028 - (void) perform {
4029     bool substrate(RestartSubstrate_);
4030     RestartSubstrate_ = false;
4031
4032     NSString *title(UCLocalize("PERFORM_SELECTIONS"));
4033
4034     NSMutableArray *before = [NSMutableArray arrayWithCapacity:16]; {
4035         pkgSourceList list;
4036         if ([self popErrorWithTitle:title forReadList:list])
4037             return;
4038         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
4039             [before addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
4040     }
4041
4042     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
4043
4044     if (fetcher_->Run(PulseInterval_) != pkgAcquire::Continue) {
4045         _trace();
4046         [self popErrorWithTitle:title];
4047         return;
4048     }
4049
4050     bool failed = false;
4051     for (pkgAcquire::ItemIterator item = fetcher_->ItemsBegin(); item != fetcher_->ItemsEnd(); item++) {
4052         if ((*item)->Status == pkgAcquire::Item::StatDone && (*item)->Complete)
4053             continue;
4054         if ((*item)->Status == pkgAcquire::Item::StatIdle)
4055             continue;
4056
4057         std::string uri = (*item)->DescURI();
4058         std::string error = (*item)->ErrorText;
4059
4060         lprintf("pAf:%s:%s\n", uri.c_str(), error.c_str());
4061         failed = true;
4062
4063         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:kCydiaProgressEventTypeError]);
4064         [delegate_ addProgressEventOnMainThread:event forTask:title];
4065     }
4066
4067     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
4068
4069     if (failed) {
4070         _trace();
4071         return;
4072     }
4073
4074     if (substrate)
4075         RestartSubstrate_ = true;
4076
4077     if (![delock_ isEqual:GetStatusDate()]) {
4078         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("DPKG_LOCKED") ofType:kCydiaProgressEventTypeError] forTask:title];
4079         return;
4080     }
4081
4082     delock_ = nil;
4083
4084     pkgPackageManager::OrderResult result(manager_->DoInstall(statusfd_));
4085
4086     NSString *oextended(@"/var/lib/apt/extended_states");
4087     NSString *nextended(Cache("extended_states"));
4088
4089     struct stat info;
4090     if (stat([nextended UTF8String], &info) != -1 && (info.st_mode & S_IFMT) == S_IFREG) {
4091         system([[NSString stringWithFormat:@"/usr/libexec/cydia/cydo /bin/mv -f %@ %@", nextended, oextended] UTF8String]);
4092         system([[NSString stringWithFormat:@"/usr/libexec/cydia/cydo /bin/chown 0:0 %@", oextended] UTF8String]);
4093     }
4094
4095     unlink([nextended UTF8String]);
4096     symlink([oextended UTF8String], [nextended UTF8String]);
4097
4098     if ([self popErrorWithTitle:title])
4099         return;
4100
4101     if (result == pkgPackageManager::Failed) {
4102         _trace();
4103         return;
4104     }
4105
4106     if (result != pkgPackageManager::Completed) {
4107         _trace();
4108         return;
4109     }
4110
4111     NSMutableArray *after = [NSMutableArray arrayWithCapacity:16]; {
4112         pkgSourceList list;
4113         if ([self popErrorWithTitle:title forReadList:list])
4114             return;
4115         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
4116             [after addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
4117     }
4118
4119     if (![before isEqualToArray:after])
4120         [self update];
4121 }
4122
4123 - (bool) delocked {
4124     return ![delock_ isEqual:GetStatusDate()];
4125 }
4126
4127 - (bool) upgrade {
4128     NSString *title(UCLocalize("UPGRADE"));
4129     if ([self popErrorWithTitle:title forOperation:pkgDistUpgrade(cache_)])
4130         return false;
4131     return true;
4132 }
4133
4134 - (void) update {
4135     [self updateWithStatus:status_];
4136 }
4137
4138 - (void) updateWithStatus:(CancelStatus &)status {
4139     NSString *title(UCLocalize("REFRESHING_DATA"));
4140
4141     pkgSourceList list;
4142     if ([self popErrorWithTitle:title forReadList:list])
4143         return;
4144
4145     FileFd lock;
4146     lock.Fd(GetLock(_config->FindDir("Dir::State::Lists") + "lock"));
4147     if ([self popErrorWithTitle:title])
4148         return;
4149
4150     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
4151
4152     bool success(ListUpdate(status, list, PulseInterval_));
4153     if (status.WasCancelled())
4154         _error->Discard();
4155     else {
4156         [self popErrorWithTitle:title forOperation:success];
4157
4158         [[NSDictionary dictionaryWithObjectsAndKeys:
4159             [NSDate date], @"LastUpdate",
4160         nil] writeToFile:@ CacheState_ atomically:YES];
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         @"version",
4334     nil];
4335 }
4336
4337 - (NSArray *) attributeKeys {
4338     return [[self class] _attributeKeys];
4339 }
4340
4341 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
4342     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
4343 }
4344
4345 - (NSString *) version {
4346     return Cydia_;
4347 }
4348
4349 - (NSString *) build {
4350     return System_;
4351 }
4352
4353 - (NSString *) coreFoundationVersionNumber {
4354     return [NSString stringWithFormat:@"%.2f", kCFCoreFoundationVersionNumber];
4355 }
4356
4357 - (NSString *) device {
4358     return UniqueIdentifier();
4359 }
4360
4361 - (NSString *) firmware {
4362     return [[UIDevice currentDevice] systemVersion];
4363 }
4364
4365 - (NSString *) hostname {
4366     return [[UIDevice currentDevice] name];
4367 }
4368
4369 - (NSString *) idiom {
4370     return (id) Idiom_ ?: [NSNull null];
4371 }
4372
4373 - (NSString *) mcc {
4374     if (CFStringRef (*$CTSIMSupportCopyMobileSubscriberCountryCode)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode")))
4375         return [(NSString *) (*$CTSIMSupportCopyMobileSubscriberCountryCode)(kCFAllocatorDefault) autorelease];
4376     return nil;
4377 }
4378
4379 - (NSString *) mnc {
4380     if (CFStringRef (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberNetworkCode")))
4381         return [(NSString *) (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(kCFAllocatorDefault) autorelease];
4382     return nil;
4383 }
4384
4385 - (NSString *) operator {
4386     if (CFStringRef (*$CTRegistrationCopyOperatorName)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTRegistrationCopyOperatorName")))
4387         return [(NSString *) (*$CTRegistrationCopyOperatorName)(kCFAllocatorDefault) autorelease];
4388     return nil;
4389 }
4390
4391 - (NSString *) bbsnum {
4392     return (id) BBSNum_ ?: [NSNull null];
4393 }
4394
4395 - (NSString *) ecid {
4396     return (id) ChipID_ ?: [NSNull null];
4397 }
4398
4399 - (NSString *) serial {
4400     return SerialNumber_;
4401 }
4402
4403 - (NSString *) role {
4404     return (id) [NSNull null];
4405 }
4406
4407 - (NSString *) model {
4408     return [NSString stringWithUTF8String:Machine_];
4409 }
4410
4411 + (NSString *) webScriptNameForSelector:(SEL)selector {
4412     if (false);
4413     else if (selector == @selector(addBridgedHost:))
4414         return @"addBridgedHost";
4415     else if (selector == @selector(addInsecureHost:))
4416         return @"addInsecureHost";
4417     else if (selector == @selector(addInternalRedirect::))
4418         return @"addInternalRedirect";
4419     else if (selector == @selector(addPipelinedHost:scheme:))
4420         return @"addPipelinedHost";
4421     else if (selector == @selector(addSource:::))
4422         return @"addSource";
4423     else if (selector == @selector(addTrivialSource:))
4424         return @"addTrivialSource";
4425     else if (selector == @selector(close))
4426         return @"close";
4427     else if (selector == @selector(du:))
4428         return @"du";
4429     else if (selector == @selector(stringWithFormat:arguments:))
4430         return @"format";
4431     else if (selector == @selector(getAllSources))
4432         return @"getAllSources";
4433     else if (selector == @selector(getApplicationInfo:value:))
4434         return @"getApplicationInfoValue";
4435     else if (selector == @selector(getKernelNumber:))
4436         return @"getKernelNumber";
4437     else if (selector == @selector(getKernelString:))
4438         return @"getKernelString";
4439     else if (selector == @selector(getInstalledPackages))
4440         return @"getInstalledPackages";
4441     else if (selector == @selector(getIORegistryEntry::))
4442         return @"getIORegistryEntry";
4443     else if (selector == @selector(getLocaleIdentifier))
4444         return @"getLocaleIdentifier";
4445     else if (selector == @selector(getPreferredLanguages))
4446         return @"getPreferredLanguages";
4447     else if (selector == @selector(getPackageById:))
4448         return @"getPackageById";
4449     else if (selector == @selector(getMetadataKeys))
4450         return @"getMetadataKeys";
4451     else if (selector == @selector(getMetadataValue:))
4452         return @"getMetadataValue";
4453     else if (selector == @selector(getSessionValue:))
4454         return @"getSessionValue";
4455     else if (selector == @selector(installPackages:))
4456         return @"installPackages";
4457     else if (selector == @selector(isReachable:))
4458         return @"isReachable";
4459     else if (selector == @selector(localizedStringForKey:value:table:))
4460         return @"localize";
4461     else if (selector == @selector(popViewController:))
4462         return @"popViewController";
4463     else if (selector == @selector(refreshSources))
4464         return @"refreshSources";
4465     else if (selector == @selector(registerFrame:))
4466         return @"registerFrame";
4467     else if (selector == @selector(removeButton))
4468         return @"removeButton";
4469     else if (selector == @selector(saveConfig))
4470         return @"saveConfig";
4471     else if (selector == @selector(setMetadataValue::))
4472         return @"setMetadataValue";
4473     else if (selector == @selector(setSessionValue::))
4474         return @"setSessionValue";
4475     else if (selector == @selector(substitutePackageNames:))
4476         return @"substitutePackageNames";
4477     else if (selector == @selector(scrollToBottom:))
4478         return @"scrollToBottom";
4479     else if (selector == @selector(setAllowsNavigationAction:))
4480         return @"setAllowsNavigationAction";
4481     else if (selector == @selector(setBadgeValue:))
4482         return @"setBadgeValue";
4483     else if (selector == @selector(setButtonImage:withStyle:toFunction:))
4484         return @"setButtonImage";
4485     else if (selector == @selector(setButtonTitle:withStyle:toFunction:))
4486         return @"setButtonTitle";
4487     else if (selector == @selector(setHidesBackButton:))
4488         return @"setHidesBackButton";
4489     else if (selector == @selector(setHidesNavigationBar:))
4490         return @"setHidesNavigationBar";
4491     else if (selector == @selector(setNavigationBarStyle:))
4492         return @"setNavigationBarStyle";
4493     else if (selector == @selector(setNavigationBarTintRed:green:blue:alpha:))
4494         return @"setNavigationBarTintColor";
4495     else if (selector == @selector(setPasteboardString:))
4496         return @"setPasteboardString";
4497     else if (selector == @selector(setPasteboardURL:))
4498         return @"setPasteboardURL";
4499     else if (selector == @selector(setScrollAlwaysBounceVertical:))
4500         return @"setScrollAlwaysBounceVertical";
4501     else if (selector == @selector(setScrollIndicatorStyle:))
4502         return @"setScrollIndicatorStyle";
4503     else if (selector == @selector(setToken:))
4504         return @"setToken";
4505     else if (selector == @selector(setViewportWidth:))
4506         return @"setViewportWidth";
4507     else if (selector == @selector(statfs:))
4508         return @"statfs";
4509     else if (selector == @selector(supports:))
4510         return @"supports";
4511     else if (selector == @selector(unload))
4512         return @"unload";
4513     else
4514         return nil;
4515 }
4516
4517 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
4518     return [self webScriptNameForSelector:selector] == nil;
4519 }
4520
4521 - (BOOL) supports:(NSString *)feature {
4522     return [feature isEqualToString:@"window.open"];
4523 }
4524
4525 - (void) unload {
4526     [delegate_ performSelectorOnMainThread:@selector(unloadData) withObject:nil waitUntilDone:NO];
4527 }
4528
4529 - (void) setScrollAlwaysBounceVertical:(NSNumber *)value {
4530     [indirect_ performSelectorOnMainThread:@selector(setScrollAlwaysBounceVerticalNumber:) withObject:value waitUntilDone:NO];
4531 }
4532
4533 - (void) setScrollIndicatorStyle:(NSString *)style {
4534     [indirect_ performSelectorOnMainThread:@selector(setScrollIndicatorStyleWithName:) withObject:style waitUntilDone:NO];
4535 }
4536
4537 - (void) addInternalRedirect:(NSString *)from :(NSString *)to {
4538     [CydiaWebViewController performSelectorOnMainThread:@selector(addDiversion:) withObject:[[[Diversion alloc] initWithFrom:from to:to] autorelease] waitUntilDone:NO];
4539 }
4540
4541 - (NSDictionary *) getApplicationInfo:(NSString *)display value:(NSString *)key {
4542     char path[1024];
4543     if (SBBundlePathForDisplayIdentifier(SBSSpringBoardServerPort(), [display UTF8String], path) != 0)
4544         return (id) [NSNull null];
4545     NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:[[NSString stringWithUTF8String:path] stringByAppendingString:@"/Info.plist"]]);
4546     if (info == nil)
4547         return (id) [NSNull null];
4548     return [info objectForKey:key];
4549 }
4550
4551 - (NSNumber *) getKernelNumber:(NSString *)name {
4552     const char *string([name UTF8String]);
4553
4554     size_t size;
4555     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4556         return (id) [NSNull null];
4557
4558     if (size != sizeof(int))
4559         return (id) [NSNull null];
4560
4561     int value;
4562     if (sysctlbyname(string, &value, &size, NULL, 0) == -1)
4563         return (id) [NSNull null];
4564
4565     return [NSNumber numberWithInt:value];
4566 }
4567
4568 - (NSString *) getKernelString:(NSString *)name {
4569     const char *string([name UTF8String]);
4570
4571     size_t size;
4572     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4573         return (id) [NSNull null];
4574
4575     char value[size + 1];
4576     if (sysctlbyname(string, value, &size, NULL, 0) == -1)
4577         return (id) [NSNull null];
4578
4579     // XXX: just in case you request something ludicrous
4580     value[size] = '\0';
4581
4582     return [NSString stringWithCString:value];
4583 }
4584
4585 - (NSObject *) getIORegistryEntry:(NSString *)path :(NSString *)entry {
4586     NSObject *value(CYIOGetValue([path UTF8String], entry));
4587
4588     if (value != nil)
4589         if ([value isKindOfClass:[NSData class]])
4590             value = CYHex((NSData *) value);
4591
4592     return value;
4593 }
4594
4595 - (NSArray *) getMetadataKeys {
4596 @synchronized (Values_) {
4597     return [Values_ allKeys];
4598 } }
4599
4600 - (void) registerFrame:(DOMHTMLIFrameElement *)iframe {
4601     WebFrame *frame([iframe contentFrame]);
4602     [indirect_ registerFrame:frame];
4603 }
4604
4605 - (id) getMetadataValue:(NSString *)key {
4606 @synchronized (Values_) {
4607     return [Values_ objectForKey:key];
4608 } }
4609
4610 - (void) setMetadataValue:(NSString *)key :(NSString *)value {
4611 @synchronized (Values_) {
4612     if (value == nil || value == (id) [WebUndefined undefined] || value == (id) [NSNull null])
4613         [Values_ removeObjectForKey:key];
4614     else
4615         [Values_ setObject:value forKey:key];
4616 } }
4617
4618 - (id) getSessionValue:(NSString *)key {
4619 @synchronized (SessionData_) {
4620     return [SessionData_ objectForKey:key];
4621 } }
4622
4623 - (void) setSessionValue:(NSString *)key :(NSString *)value {
4624 @synchronized (SessionData_) {
4625     if (value == (id) [WebUndefined undefined])
4626         [SessionData_ removeObjectForKey:key];
4627     else
4628         [SessionData_ setObject:value forKey:key];
4629 } }
4630
4631 - (void) addBridgedHost:(NSString *)host {
4632 @synchronized (HostConfig_) {
4633     [BridgedHosts_ addObject:host];
4634 } }
4635
4636 - (void) addInsecureHost:(NSString *)host {
4637 @synchronized (HostConfig_) {
4638     [InsecureHosts_ addObject:host];
4639 } }
4640
4641 - (void) addPipelinedHost:(NSString *)host scheme:(NSString *)scheme {
4642 @synchronized (HostConfig_) {
4643     if (scheme != (id) [WebUndefined undefined])
4644         host = [NSString stringWithFormat:@"%@:%@", [scheme lowercaseString], host];
4645
4646     [PipelinedHosts_ addObject:host];
4647 } }
4648
4649 - (void) popViewController:(NSNumber *)value {
4650     if (value == (id) [WebUndefined undefined])
4651         value = [NSNumber numberWithBool:YES];
4652     [indirect_ performSelectorOnMainThread:@selector(popViewControllerWithNumber:) withObject:value waitUntilDone:NO];
4653 }
4654
4655 - (void) addSource:(NSString *)href :(NSString *)distribution :(WebScriptObject *)sections {
4656     NSMutableArray *array([NSMutableArray arrayWithCapacity:[sections count]]);
4657
4658     for (NSString *section in sections)
4659         [array addObject:section];
4660
4661     [delegate_ performSelectorOnMainThread:@selector(addSource:) withObject:[NSMutableDictionary dictionaryWithObjectsAndKeys:
4662         @"deb", @"Type",
4663         href, @"URI",
4664         distribution, @"Distribution",
4665         array, @"Sections",
4666     nil] waitUntilDone:NO];
4667 }
4668
4669 - (void) addTrivialSource:(NSString *)href {
4670     [delegate_ performSelectorOnMainThread:@selector(addTrivialSource:) withObject:href waitUntilDone:NO];
4671 }
4672
4673 - (void) refreshSources {
4674     [delegate_ performSelectorOnMainThread:@selector(syncData) withObject:nil waitUntilDone:NO];
4675 }
4676
4677 - (void) saveConfig {
4678     [delegate_ performSelectorOnMainThread:@selector(_saveConfig) withObject:nil waitUntilDone:NO];
4679 }
4680
4681 - (NSArray *) getAllSources {
4682     return [[Database sharedInstance] sources];
4683 }
4684
4685 - (NSArray *) getInstalledPackages {
4686     Database *database([Database sharedInstance]);
4687 @synchronized (database) {
4688     NSArray *packages([database packages]);
4689     NSMutableArray *installed([NSMutableArray arrayWithCapacity:1024]);
4690     for (Package *package in packages)
4691         if (![package uninstalled])
4692             [installed addObject:package];
4693     return installed;
4694 } }
4695
4696 - (Package *) getPackageById:(NSString *)id {
4697     if (Package *package = [[Database sharedInstance] packageWithName:id]) {
4698         [package parse];
4699         return package;
4700     } else
4701         return (Package *) [NSNull null];
4702 }
4703
4704 - (NSString *) getLocaleIdentifier {
4705     return Locale_ == NULL ? (NSString *) [NSNull null] : (NSString *) CFLocaleGetIdentifier(Locale_);
4706 }
4707
4708 - (NSArray *) getPreferredLanguages {
4709     return Languages_;
4710 }
4711
4712 - (NSArray *) statfs:(NSString *)path {
4713     struct statfs stat;
4714
4715     if (path == nil || statfs([path UTF8String], &stat) == -1)
4716         return nil;
4717
4718     return [NSArray arrayWithObjects:
4719         [NSNumber numberWithUnsignedLong:stat.f_bsize],
4720         [NSNumber numberWithUnsignedLong:stat.f_blocks],
4721         [NSNumber numberWithUnsignedLong:stat.f_bfree],
4722     nil];
4723 }
4724
4725 - (NSNumber *) du:(NSString *)path {
4726     NSNumber *value(nil);
4727
4728     FILE *du(popen([[NSString stringWithFormat:@"/usr/libexec/cydia/cydo /usr/libexec/cydia/du -ks %@", path] UTF8String], "r"));
4729     if (du != NULL) {
4730         char line[1024];
4731         while (fgets(line, sizeof(line), du) != NULL) {
4732             size_t length(strlen(line));
4733             while (length != 0 && line[length - 1] == '\n')
4734                 line[--length] = '\0';
4735             if (char *tab = strchr(line, '\t')) {
4736                 *tab = '\0';
4737                 value = [NSNumber numberWithUnsignedLong:strtoul(line, NULL, 0)];
4738             }
4739         }
4740         pclose(du);
4741     }
4742
4743     return value;
4744 }
4745
4746 - (void) close {
4747     [indirect_ performSelectorOnMainThread:@selector(close) withObject:nil waitUntilDone:NO];
4748 }
4749
4750 - (NSNumber *) isReachable:(NSString *)name {
4751     return [NSNumber numberWithBool:IsReachable([name UTF8String])];
4752 }
4753
4754 - (void) installPackages:(NSArray *)packages {
4755     [delegate_ performSelectorOnMainThread:@selector(installPackages:) withObject:packages waitUntilDone:NO];
4756 }
4757
4758 - (NSString *) substitutePackageNames:(NSString *)message {
4759     NSMutableArray *words([[[message componentsSeparatedByString:@" "] mutableCopy] autorelease]);
4760     for (size_t i(0), e([words count]); i != e; ++i) {
4761         NSString *word([words objectAtIndex:i]);
4762         if (Package *package = [[Database sharedInstance] packageWithName:word])
4763             [words replaceObjectAtIndex:i withObject:[package name]];
4764     }
4765
4766     return [words componentsJoinedByString:@" "];
4767 }
4768
4769 - (void) removeButton {
4770     [indirect_ removeButton];
4771 }
4772
4773 - (void) setButtonImage:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4774     [indirect_ setButtonImage:button withStyle:style toFunction:function];
4775 }
4776
4777 - (void) setButtonTitle:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4778     [indirect_ setButtonTitle:button withStyle:style toFunction:function];
4779 }
4780
4781 - (void) setBadgeValue:(id)value {
4782     [indirect_ performSelectorOnMainThread:@selector(setBadgeValue:) withObject:value waitUntilDone:NO];
4783 }
4784
4785 - (void) setAllowsNavigationAction:(NSString *)value {
4786     [indirect_ performSelectorOnMainThread:@selector(setAllowsNavigationActionByNumber:) withObject:value waitUntilDone:NO];
4787 }
4788
4789 - (void) setHidesBackButton:(NSString *)value {
4790     [indirect_ performSelectorOnMainThread:@selector(setHidesBackButtonByNumber:) withObject:value waitUntilDone:NO];
4791 }
4792
4793 - (void) setHidesNavigationBar:(NSString *)value {
4794     [indirect_ performSelectorOnMainThread:@selector(setHidesNavigationBarByNumber:) withObject:value waitUntilDone:NO];
4795 }
4796
4797 - (void) setNavigationBarStyle:(NSString *)value {
4798     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarStyle:) withObject:value waitUntilDone:NO];
4799 }
4800
4801 - (void) setNavigationBarTintRed:(NSNumber *)red green:(NSNumber *)green blue:(NSNumber *)blue alpha:(NSNumber *)alpha {
4802     float opacity(alpha == (id) [WebUndefined undefined] ? 1 : [alpha floatValue]);
4803     UIColor *color([UIColor colorWithRed:[red floatValue] green:[green floatValue] blue:[blue floatValue] alpha:opacity]);
4804     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarTintColor:) withObject:color waitUntilDone:NO];
4805 }
4806
4807 - (void) setPasteboardString:(NSString *)value {
4808     [[objc_getClass("UIPasteboard") generalPasteboard] setString:value];
4809 }
4810
4811 - (void) setPasteboardURL:(NSString *)value {
4812     [[objc_getClass("UIPasteboard") generalPasteboard] setURL:[NSURL URLWithString:value]];
4813 }
4814
4815 - (void) setToken:(NSString *)token {
4816     // XXX: the website expects this :/
4817 }
4818
4819 - (void) scrollToBottom:(NSNumber *)animated {
4820     [indirect_ performSelectorOnMainThread:@selector(scrollToBottomAnimated:) withObject:animated waitUntilDone:NO];
4821 }
4822
4823 - (void) setViewportWidth:(float)width {
4824     [indirect_ setViewportWidthOnMainThread:width];
4825 }
4826
4827 - (NSString *) stringWithFormat:(NSString *)format arguments:(WebScriptObject *)arguments {
4828     //NSLog(@"SWF:\"%@\" A:%@", format, [arguments description]);
4829     unsigned count([arguments count]);
4830     id values[count];
4831     for (unsigned i(0); i != count; ++i)
4832         values[i] = [arguments objectAtIndex:i];
4833     return [[[NSString alloc] initWithFormat:format arguments:reinterpret_cast<va_list>(values)] autorelease];
4834 }
4835
4836 - (NSString *) localizedStringForKey:(NSString *)key value:(NSString *)value table:(NSString *)table {
4837     if (reinterpret_cast<id>(value) == [WebUndefined undefined])
4838         value = nil;
4839     if (reinterpret_cast<id>(table) == [WebUndefined undefined])
4840         table = nil;
4841     return [[NSBundle mainBundle] localizedStringForKey:key value:value table:table];
4842 }
4843
4844 @end
4845 /* }}} */
4846
4847 @interface NSURL (CydiaSecure)
4848 @end
4849
4850 @implementation NSURL (CydiaSecure)
4851
4852 - (bool) isCydiaSecure {
4853     if ([[[self scheme] lowercaseString] isEqualToString:@"https"])
4854         return true;
4855
4856     @synchronized (HostConfig_) {
4857         if ([InsecureHosts_ containsObject:[self host]])
4858             return true;
4859     }
4860
4861     return false;
4862 }
4863
4864 @end
4865
4866 /* Cydia Browser Controller {{{ */
4867 @implementation CydiaWebViewController
4868
4869 - (NSURL *) navigationURL {
4870     return request_ == nil ? nil : [NSURL URLWithString:[NSString stringWithFormat:@"cydia://url/%@", [[request_ URL] absoluteString]]];
4871 }
4872
4873 + (void) _initialize {
4874     [super _initialize];
4875
4876     Diversions_ = [NSMutableSet setWithCapacity:0];
4877 }
4878
4879 + (void) addDiversion:(Diversion *)diversion {
4880     [Diversions_ addObject:diversion];
4881 }
4882
4883 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4884     [super webView:view didClearWindowObject:window forFrame:frame];
4885     [CydiaWebViewController didClearWindowObject:window forFrame:frame withCydia:cydia_];
4886 }
4887
4888 + (void) didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame withCydia:(CydiaObject *)cydia {
4889     WebDataSource *source([frame dataSource]);
4890     NSURLResponse *response([source response]);
4891     NSURL *url([response URL]);
4892     NSString *scheme([[url scheme] lowercaseString]);
4893
4894     bool bridged(false);
4895
4896     @synchronized (HostConfig_) {
4897         if ([scheme isEqualToString:@"file"])
4898             bridged = true;
4899         else if ([scheme isEqualToString:@"https"])
4900             if ([BridgedHosts_ containsObject:[url host]])
4901                 bridged = true;
4902     }
4903
4904     if (bridged)
4905         [window setValue:cydia forKey:@"cydia"];
4906 }
4907
4908 - (void) _setupMail:(MFMailComposeViewController *)controller {
4909     [controller addAttachmentData:[NSData dataWithContentsOfFile:@"/tmp/cydia.log"] mimeType:@"text/plain" fileName:@"cydia.log"];
4910
4911     system("/usr/bin/dpkg -l >/tmp/dpkgl.log");
4912     [controller addAttachmentData:[NSData dataWithContentsOfFile:@"/tmp/dpkgl.log"] mimeType:@"text/plain" fileName:@"dpkgl.log"];
4913 }
4914
4915 - (NSURL *) URLWithURL:(NSURL *)url {
4916     return [Diversion divertURL:url];
4917 }
4918
4919 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
4920     return [CydiaWebViewController requestWithHeaders:[super webView:view resource:resource willSendRequest:request redirectResponse:response fromDataSource:source]];
4921 }
4922
4923 - (NSURLRequest *) webThreadWebView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
4924     return [CydiaWebViewController requestWithHeaders:[super webThreadWebView:view resource:resource willSendRequest:request redirectResponse:response fromDataSource:source]];
4925 }
4926
4927 + (NSURLRequest *) requestWithHeaders:(NSURLRequest *)request {
4928     NSMutableURLRequest *copy([[request mutableCopy] autorelease]);
4929
4930     NSURL *url([copy URL]);
4931     NSString *href([url absoluteString]);
4932     NSString *host([url host]);
4933
4934     if ([href hasPrefix:@"https://cydia.saurik.com/TSS/"]) {
4935         if (NSString *agent = [copy valueForHTTPHeaderField:@"X-User-Agent"]) {
4936             [copy setValue:agent forHTTPHeaderField:@"User-Agent"];
4937             [copy setValue:nil forHTTPHeaderField:@"X-User-Agent"];
4938         }
4939
4940         [copy setValue:nil forHTTPHeaderField:@"Referer"];
4941         [copy setValue:nil forHTTPHeaderField:@"Origin"];
4942
4943         [copy setURL:[NSURL URLWithString:[@"http://gs.apple.com/TSS/" stringByAppendingString:[href substringFromIndex:29]]]];
4944         return copy;
4945     }
4946
4947     if ([copy valueForHTTPHeaderField:@"X-Cydia-Cf"] == nil)
4948         [copy setValue:[NSString stringWithFormat:@"%.2f", kCFCoreFoundationVersionNumber] forHTTPHeaderField:@"X-Cydia-Cf"];
4949     if (Machine_ != NULL && [copy valueForHTTPHeaderField:@"X-Machine"] == nil)
4950         [copy setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
4951
4952     bool bridged; @synchronized (HostConfig_) {
4953         bridged = [BridgedHosts_ containsObject:host];
4954     }
4955
4956     if ([url isCydiaSecure] && bridged && UniqueID_ != nil && [copy valueForHTTPHeaderField:@"X-Cydia-Id"] == nil)
4957         [copy setValue:UniqueID_ forHTTPHeaderField:@"X-Cydia-Id"];
4958
4959     return copy;
4960 }
4961
4962 - (void) setDelegate:(id)delegate {
4963     [super setDelegate:delegate];
4964     [cydia_ setDelegate:delegate];
4965 }
4966
4967 - (NSString *) applicationNameForUserAgent {
4968     return UserAgent_;
4969 }
4970
4971 - (id) init {
4972     if ((self = [super initWithWidth:0 ofClass:[CydiaWebViewController class]]) != nil) {
4973         cydia_ = [[[CydiaObject alloc] initWithDelegate:indirect_] autorelease];
4974     } return self;
4975 }
4976
4977 @end
4978
4979 @interface AppCacheController : CydiaWebViewController {
4980 }
4981
4982 @end
4983
4984 @implementation AppCacheController
4985
4986 - (void) didReceiveMemoryWarning {
4987     // XXX: this doesn't work
4988 }
4989
4990 - (bool) retainsNetworkActivityIndicator {
4991     return false;
4992 }
4993
4994 @end
4995 /* }}} */
4996
4997 // CydiaScript {{{
4998 @interface NSObject (CydiaScript)
4999 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context;
5000 @end
5001
5002 @implementation NSObject (CydiaScript)
5003
5004 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
5005     return self;
5006 }
5007
5008 @end
5009
5010 @implementation NSArray (CydiaScript)
5011
5012 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
5013     WebScriptObject *object([context evaluateWebScript:@"[]"]);
5014     for (size_t i(0), e([self count]); i != e; ++i)
5015         [object setWebScriptValueAtIndex:i value:[[self objectAtIndex:i] Cydia$webScriptObjectInContext:context]];
5016     return object;
5017 }
5018
5019 @end
5020
5021 @implementation NSDictionary (CydiaScript)
5022
5023 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
5024     WebScriptObject *object([context evaluateWebScript:@"({})"]);
5025     for (id i in self)
5026         [object setValue:[[self objectForKey:i] Cydia$webScriptObjectInContext:context] forKey:i];
5027     return object;
5028 }
5029
5030 @end
5031 // }}}
5032
5033 /* Confirmation Controller {{{ */
5034 bool DepSubstrate(const pkgCache::VerIterator &iterator) {
5035     if (!iterator.end())
5036         for (pkgCache::DepIterator dep(iterator.DependsList()); !dep.end(); ++dep) {
5037             if (dep->Type != pkgCache::Dep::Depends && dep->Type != pkgCache::Dep::PreDepends)
5038                 continue;
5039             pkgCache::PkgIterator package(dep.TargetPkg());
5040             if (package.end())
5041                 continue;
5042             if (strcmp(package.Name(), "mobilesubstrate") == 0)
5043                 return true;
5044         }
5045
5046     return false;
5047 }
5048
5049 @protocol ConfirmationControllerDelegate
5050 - (void) cancelAndClear:(bool)clear;
5051 - (void) confirmWithNavigationController:(UINavigationController *)navigation;
5052 - (void) queue;
5053 @end
5054
5055 @interface ConfirmationController : CydiaWebViewController {
5056     _transient Database *database_;
5057
5058     _H<UIAlertView> essential_;
5059
5060     _H<NSDictionary> changes_;
5061     _H<NSMutableArray> issues_;
5062     _H<NSDictionary> sizes_;
5063
5064     BOOL substrate_;
5065 }
5066
5067 - (id) initWithDatabase:(Database *)database;
5068
5069 @end
5070
5071 @implementation ConfirmationController
5072
5073 - (void) complete {
5074     if (substrate_)
5075         RestartSubstrate_ = true;
5076     [delegate_ confirmWithNavigationController:[self navigationController]];
5077 }
5078
5079 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
5080     NSString *context([alert context]);
5081
5082     if ([context isEqualToString:@"remove"]) {
5083         if (button == [alert cancelButtonIndex])
5084             [self _doContinue];
5085         else if (button == [alert firstOtherButtonIndex]) {
5086             [self performSelector:@selector(complete) withObject:nil afterDelay:0];
5087         }
5088
5089         [alert dismissWithClickedButtonIndex:-1 animated:YES];
5090     } else if ([context isEqualToString:@"unable"]) {
5091         [self dismissModalViewControllerAnimated:YES];
5092         [alert dismissWithClickedButtonIndex:-1 animated:YES];
5093     } else {
5094         [super alertView:alert clickedButtonAtIndex:button];
5095     }
5096 }
5097
5098 - (void) _doContinue {
5099     [delegate_ cancelAndClear:NO];
5100     [self dismissModalViewControllerAnimated:YES];
5101 }
5102
5103 - (id) invokeDefaultMethodWithArguments:(NSArray *)args {
5104     [self performSelectorOnMainThread:@selector(_doContinue) withObject:nil waitUntilDone:NO];
5105     return nil;
5106 }
5107
5108 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
5109     [super webView:view didClearWindowObject:window forFrame:frame];
5110
5111     [window setValue:[[NSDictionary dictionaryWithObjectsAndKeys:
5112         (id) changes_, @"changes",
5113         (id) issues_, @"issues",
5114         (id) sizes_, @"sizes",
5115         self, @"queue",
5116     nil] Cydia$webScriptObjectInContext:window] forKey:@"cydiaConfirm"];
5117 }
5118
5119 - (id) initWithDatabase:(Database *)database {
5120     if ((self = [super init]) != nil) {
5121         database_ = database;
5122
5123         NSMutableArray *installs([NSMutableArray arrayWithCapacity:16]);
5124         NSMutableArray *reinstalls([NSMutableArray arrayWithCapacity:16]);
5125         NSMutableArray *upgrades([NSMutableArray arrayWithCapacity:16]);
5126         NSMutableArray *downgrades([NSMutableArray arrayWithCapacity:16]);
5127         NSMutableArray *removes([NSMutableArray arrayWithCapacity:16]);
5128
5129         bool remove(false);
5130
5131         pkgCacheFile &cache([database_ cache]);
5132         NSArray *packages([database_ packages]);
5133         pkgDepCache::Policy *policy([database_ policy]);
5134
5135         issues_ = [NSMutableArray arrayWithCapacity:4];
5136
5137         for (Package *package in packages) {
5138             pkgCache::PkgIterator iterator([package iterator]);
5139             NSString *name([package id]);
5140
5141             if ([package broken]) {
5142                 NSMutableArray *reasons([NSMutableArray arrayWithCapacity:4]);
5143
5144                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
5145                     name, @"package",
5146                     reasons, @"reasons",
5147                 nil]];
5148
5149                 pkgCache::VerIterator ver(cache[iterator].InstVerIter(cache));
5150                 if (ver.end())
5151                     continue;
5152
5153                 for (pkgCache::DepIterator dep(ver.DependsList()); !dep.end(); ) {
5154                     pkgCache::DepIterator start;
5155                     pkgCache::DepIterator end;
5156                     dep.GlobOr(start, end); // ++dep
5157
5158                     if (!cache->IsImportantDep(end))
5159                         continue;
5160                     if ((cache[end] & pkgDepCache::DepGInstall) != 0)
5161                         continue;
5162
5163                     NSMutableArray *clauses([NSMutableArray arrayWithCapacity:4]);
5164
5165                     [reasons addObject:[NSDictionary dictionaryWithObjectsAndKeys:
5166                         [NSString stringWithUTF8String:start.DepType()], @"relationship",
5167                         clauses, @"clauses",
5168                     nil]];
5169
5170                     _forever {
5171                         NSString *reason, *installed((NSString *) [WebUndefined undefined]);
5172
5173                         pkgCache::PkgIterator target(start.TargetPkg());
5174                         if (target->ProvidesList != 0)
5175                             reason = @"missing";
5176                         else {
5177                             pkgCache::VerIterator ver(cache[target].InstVerIter(cache));
5178                             if (!ver.end()) {
5179                                 reason = @"installed";
5180                                 installed = [NSString stringWithUTF8String:ver.VerStr()];
5181                             } else if (!cache[target].CandidateVerIter(cache).end())
5182                                 reason = @"uninstalled";
5183                             else if (target->ProvidesList == 0)
5184                                 reason = @"uninstallable";
5185                             else
5186                                 reason = @"virtual";
5187                         }
5188
5189                         NSDictionary *version(start.TargetVer() == 0 ? (NSDictionary *) [NSNull null] : [NSDictionary dictionaryWithObjectsAndKeys:
5190                             [NSString stringWithUTF8String:start.CompType()], @"operator",
5191                             [NSString stringWithUTF8String:start.TargetVer()], @"value",
5192                         nil]);
5193
5194                         [clauses addObject:[NSDictionary dictionaryWithObjectsAndKeys:
5195                             [NSString stringWithUTF8String:start.TargetPkg().Name()], @"package",
5196                             version, @"version",
5197                             reason, @"reason",
5198                             installed, @"installed",
5199                         nil]];
5200
5201                         // yes, seriously. (wtf?)
5202                         if (start == end)
5203                             break;
5204                         ++start;
5205                     }
5206                 }
5207             }
5208
5209             pkgDepCache::StateCache &state(cache[iterator]);
5210
5211             static RegEx special_r("(firmware|gsc\\..*|cy\\+.*)");
5212
5213             if (state.NewInstall())
5214                 [installs addObject:name];
5215             // XXX: else if (state.Install())
5216             else if (!state.Delete() && (state.iFlags & pkgDepCache::ReInstall) == pkgDepCache::ReInstall)
5217                 [reinstalls addObject:name];
5218             // XXX: move before previous if
5219             else if (state.Upgrade())
5220                 [upgrades addObject:name];
5221             else if (state.Downgrade())
5222                 [downgrades addObject:name];
5223             else if (!state.Delete())
5224                 // XXX: _assert(state.Keep());
5225                 continue;
5226             else if (special_r(name))
5227                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
5228                     [NSNull null], @"package",
5229                     [NSArray arrayWithObjects:
5230                         [NSDictionary dictionaryWithObjectsAndKeys:
5231                             @"Conflicts", @"relationship",
5232                             [NSArray arrayWithObjects:
5233                                 [NSDictionary dictionaryWithObjectsAndKeys:
5234                                     name, @"package",
5235                                     [NSNull null], @"version",
5236                                     @"installed", @"reason",
5237                                 nil],
5238                             nil], @"clauses",
5239                         nil],
5240                     nil], @"reasons",
5241                 nil]];
5242             else {
5243                 if ([package essential])
5244                     remove = true;
5245                 [removes addObject:name];
5246             }
5247
5248             substrate_ |= DepSubstrate(policy->GetCandidateVer(iterator));
5249             substrate_ |= DepSubstrate(iterator.CurrentVer());
5250         }
5251
5252         if (!remove)
5253             essential_ = nil;
5254         else if (Advanced_) {
5255             NSString *parenthetical(UCLocalize("PARENTHETICAL"));
5256
5257             essential_ = [[[UIAlertView alloc]
5258                 initWithTitle:UCLocalize("REMOVING_ESSENTIALS")
5259                 message:UCLocalize("REMOVING_ESSENTIALS_EX")
5260                 delegate:self
5261                 cancelButtonTitle:[NSString stringWithFormat:parenthetical, UCLocalize("CANCEL_OPERATION"), UCLocalize("SAFE")]
5262                 otherButtonTitles:
5263                     [NSString stringWithFormat:parenthetical, UCLocalize("FORCE_REMOVAL"), UCLocalize("UNSAFE")],
5264                 nil
5265             ] autorelease];
5266
5267             [essential_ setContext:@"remove"];
5268             [essential_ setNumberOfRows:2];
5269         } else {
5270             essential_ = [[[UIAlertView alloc]
5271                 initWithTitle:UCLocalize("UNABLE_TO_COMPLY")
5272                 message:UCLocalize("UNABLE_TO_COMPLY_EX")
5273                 delegate:self
5274                 cancelButtonTitle:UCLocalize("OKAY")
5275                 otherButtonTitles:nil
5276             ] autorelease];
5277
5278             [essential_ setContext:@"unable"];
5279         }
5280
5281         changes_ = [NSDictionary dictionaryWithObjectsAndKeys:
5282             installs, @"installs",
5283             reinstalls, @"reinstalls",
5284             upgrades, @"upgrades",
5285             downgrades, @"downgrades",
5286             removes, @"removes",
5287         nil];
5288
5289         sizes_ = [NSDictionary dictionaryWithObjectsAndKeys:
5290             [NSNumber numberWithInteger:[database_ fetcher].FetchNeeded()], @"downloading",
5291             [NSNumber numberWithInteger:[database_ fetcher].PartialPresent()], @"resuming",
5292         nil];
5293
5294         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/confirm/", UI_]]];
5295     } return self;
5296 }
5297
5298 - (UIBarButtonItem *) leftButton {
5299     return [[[UIBarButtonItem alloc]
5300         initWithTitle:UCLocalize("CANCEL")
5301         style:UIBarButtonItemStylePlain
5302         target:self
5303         action:@selector(cancelButtonClicked)
5304     ] autorelease];
5305 }
5306
5307 #if !AlwaysReload
5308 - (void) applyRightButton {
5309     if ([issues_ count] == 0 && ![self isLoading])
5310         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
5311             initWithTitle:UCLocalize("CONFIRM")
5312             style:UIBarButtonItemStyleDone
5313             target:self
5314             action:@selector(confirmButtonClicked)
5315         ] autorelease]];
5316     else
5317         [[self navigationItem] setRightBarButtonItem:nil];
5318 }
5319 #endif
5320
5321 - (void) cancelButtonClicked {
5322     [delegate_ cancelAndClear:YES];
5323     [self dismissModalViewControllerAnimated:YES];
5324 }
5325
5326 #if !AlwaysReload
5327 - (void) confirmButtonClicked {
5328     if (essential_ != nil)
5329         [essential_ show];
5330     else
5331         [self complete];
5332 }
5333 #endif
5334
5335 @end
5336 /* }}} */
5337
5338 /* Progress Data {{{ */
5339 @interface CydiaProgressData : NSObject {
5340     _transient id delegate_;
5341
5342     bool running_;
5343     float percent_;
5344
5345     float current_;
5346     float total_;
5347     float speed_;
5348
5349     _H<NSMutableArray> events_;
5350     _H<NSString> title_;
5351
5352     _H<NSString> status_;
5353     _H<NSString> finish_;
5354 }
5355
5356 @end
5357
5358 @implementation CydiaProgressData
5359
5360 + (NSArray *) _attributeKeys {
5361     return [NSArray arrayWithObjects:
5362         @"current",
5363         @"events",
5364         @"finish",
5365         @"percent",
5366         @"running",
5367         @"speed",
5368         @"title",
5369         @"total",
5370     nil];
5371 }
5372
5373 - (NSArray *) attributeKeys {
5374     return [[self class] _attributeKeys];
5375 }
5376
5377 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
5378     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
5379 }
5380
5381 - (id) init {
5382     if ((self = [super init]) != nil) {
5383         events_ = [NSMutableArray arrayWithCapacity:32];
5384     } return self;
5385 }
5386
5387 - (id) delegate {
5388     return delegate_;
5389 }
5390
5391 - (void) setDelegate:(id)delegate {
5392     delegate_ = delegate;
5393 }
5394
5395 - (void) setPercent:(float)value {
5396     percent_ = value;
5397 }
5398
5399 - (NSNumber *) percent {
5400     return [NSNumber numberWithFloat:percent_];
5401 }
5402
5403 - (void) setCurrent:(float)value {
5404     current_ = value;
5405 }
5406
5407 - (NSNumber *) current {
5408     return [NSNumber numberWithFloat:current_];
5409 }
5410
5411 - (void) setTotal:(float)value {
5412     total_ = value;
5413 }
5414
5415 - (NSNumber *) total {
5416     return [NSNumber numberWithFloat:total_];
5417 }
5418
5419 - (void) setSpeed:(float)value {
5420     speed_ = value;
5421 }
5422
5423 - (NSNumber *) speed {
5424     return [NSNumber numberWithFloat:speed_];
5425 }
5426
5427 - (NSArray *) events {
5428     return events_;
5429 }
5430
5431 - (void) removeAllEvents {
5432     [events_ removeAllObjects];
5433 }
5434
5435 - (void) addEvent:(CydiaProgressEvent *)event {
5436     [events_ addObject:event];
5437 }
5438
5439 - (void) setTitle:(NSString *)text {
5440     title_ = text;
5441 }
5442
5443 - (NSString *) title {
5444     return title_;
5445 }
5446
5447 - (void) setFinish:(NSString *)text {
5448     finish_ = text;
5449 }
5450
5451 - (NSString *) finish {
5452     return (id) finish_ ?: [NSNull null];
5453 }
5454
5455 - (void) setRunning:(bool)running {
5456     running_ = running;
5457 }
5458
5459 - (NSNumber *) running {
5460     return running_ ? (NSNumber *) kCFBooleanTrue : (NSNumber *) kCFBooleanFalse;
5461 }
5462
5463 @end
5464 /* }}} */
5465 /* Progress Controller {{{ */
5466 @interface ProgressController : CydiaWebViewController <
5467     ProgressDelegate
5468 > {
5469     _transient Database *database_;
5470     _H<CydiaProgressData, 1> progress_;
5471     unsigned cancel_;
5472 }
5473
5474 - (id) initWithDatabase:(Database *)database delegate:(id)delegate;
5475
5476 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title;
5477
5478 - (void) setTitle:(NSString *)title;
5479 - (void) setCancellable:(bool)cancellable;
5480
5481 @end
5482
5483 @implementation ProgressController
5484
5485 - (void) dealloc {
5486     [database_ setProgressDelegate:nil];
5487     [super dealloc];
5488 }
5489
5490 - (UIBarButtonItem *) leftButton {
5491     return cancel_ == 1 ? [[[UIBarButtonItem alloc]
5492         initWithTitle:UCLocalize("CANCEL")
5493         style:UIBarButtonItemStylePlain
5494         target:self
5495         action:@selector(cancel)
5496     ] autorelease] : nil;
5497 }
5498
5499 - (void) updateCancel {
5500     [super applyLeftButton];
5501 }
5502
5503 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
5504     if ((self = [super init]) != nil) {
5505         database_ = database;
5506         delegate_ = delegate;
5507
5508         [database_ setProgressDelegate:self];
5509
5510         progress_ = [[[CydiaProgressData alloc] init] autorelease];
5511         [progress_ setDelegate:self];
5512
5513         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/progress/", UI_]]];
5514
5515         [scroller_ setBackgroundColor:[UIColor blackColor]];
5516
5517         [[self navigationItem] setHidesBackButton:YES];
5518
5519         [self updateCancel];
5520     } return self;
5521 }
5522
5523 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
5524     [super webView:view didClearWindowObject:window forFrame:frame];
5525     [window setValue:progress_ forKey:@"cydiaProgress"];
5526 }
5527
5528 - (void) updateProgress {
5529     [self dispatchEvent:@"CydiaProgressUpdate"];
5530 }
5531
5532 - (void) viewWillAppear:(BOOL)animated {
5533     [[[self navigationController] navigationBar] setBarStyle:UIBarStyleBlack];
5534     [super viewWillAppear:animated];
5535 }
5536
5537 - (void) close {
5538     UpdateExternalStatus(0);
5539
5540     if (Finish_ > 1)
5541         [delegate_ saveState];
5542
5543     switch (Finish_) {
5544         case 0:
5545             [delegate_ returnToCydia];
5546         break;
5547
5548         case 1:
5549             [delegate_ terminateWithSuccess];
5550             /*if ([delegate_ respondsToSelector:@selector(suspendWithAnimation:)])
5551                 [delegate_ suspendWithAnimation:YES];
5552             else
5553                 [delegate_ suspend];*/
5554         break;
5555
5556         case 2:
5557             _trace();
5558             goto reload;
5559
5560         case 3:
5561             _trace();
5562             goto reload;
5563
5564         reload: {
5565             UIProgressHUD *hud([delegate_ addProgressHUD]);
5566             [hud setText:UCLocalize("LOADING")];
5567             [delegate_ performSelector:@selector(reloadSpringBoard) withObject:nil afterDelay:0.5];
5568             return;
5569         }
5570
5571         case 4:
5572             _trace();
5573             if (void (*SBReboot)(mach_port_t) = reinterpret_cast<void (*)(mach_port_t)>(dlsym(RTLD_DEFAULT, "SBReboot")))
5574                 SBReboot(SBSSpringBoardServerPort());
5575             else
5576                 reboot2(RB_AUTOBOOT);
5577         break;
5578     }
5579
5580     [super close];
5581 }
5582
5583 - (void) setTitle:(NSString *)title {
5584     [progress_ setTitle:title];
5585     [self updateProgress];
5586 }
5587
5588 - (UIBarButtonItem *) rightButton {
5589     return [[progress_ running] boolValue] ? [super rightButton] : [[[UIBarButtonItem alloc]
5590         initWithTitle:UCLocalize("CLOSE")
5591         style:UIBarButtonItemStylePlain
5592         target:self
5593         action:@selector(close)
5594     ] autorelease];
5595 }
5596
5597 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title {
5598     UpdateExternalStatus(1);
5599
5600     [progress_ setRunning:true];
5601     [self setTitle:title];
5602     // implicit updateProgress
5603
5604     SHA1SumValue notifyconf; {
5605         FileFd file;
5606         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5607             _error->Discard();
5608         else {
5609             MMap mmap(file, MMap::ReadOnly);
5610             SHA1Summation sha1;
5611             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5612             notifyconf = sha1.Result();
5613         }
5614     }
5615
5616     SHA1SumValue springlist; {
5617         FileFd file;
5618         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5619             _error->Discard();
5620         else {
5621             MMap mmap(file, MMap::ReadOnly);
5622             SHA1Summation sha1;
5623             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5624             springlist = sha1.Result();
5625         }
5626     }
5627
5628     if (invocation != nil) {
5629         [invocation yieldToSelector:@selector(invoke)];
5630         [self setTitle:@"COMPLETE"];
5631     }
5632
5633     if (Finish_ < 4) {
5634         FileFd file;
5635         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5636             _error->Discard();
5637         else {
5638             MMap mmap(file, MMap::ReadOnly);
5639             SHA1Summation sha1;
5640             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5641             if (!(notifyconf == sha1.Result()))
5642                 Finish_ = 4;
5643         }
5644     }
5645
5646     if (Finish_ < 3) {
5647         FileFd file;
5648         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5649             _error->Discard();
5650         else {
5651             MMap mmap(file, MMap::ReadOnly);
5652             SHA1Summation sha1;
5653             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5654             if (!(springlist == sha1.Result()))
5655                 Finish_ = 3;
5656         }
5657     }
5658
5659     if (Finish_ < 2) {
5660         if (RestartSubstrate_)
5661             Finish_ = 2;
5662     }
5663
5664     RestartSubstrate_ = false;
5665
5666     switch (Finish_) {
5667         case 0: [progress_ setFinish:UCLocalize("RETURN_TO_CYDIA")]; break; /* XXX: Maybe UCLocalize("DONE")? */
5668         case 1: [progress_ setFinish:UCLocalize("CLOSE_CYDIA")]; break;
5669         case 2: [progress_ setFinish:UCLocalize("RESTART_SPRINGBOARD")]; break;
5670         case 3: [progress_ setFinish:UCLocalize("RELOAD_SPRINGBOARD")]; break;
5671         case 4: [progress_ setFinish:UCLocalize("REBOOT_DEVICE")]; break;
5672     }
5673
5674     UpdateExternalStatus(Finish_ == 0 ? 0 : 2);
5675
5676     [progress_ setRunning:false];
5677     [self updateProgress];
5678
5679     [self applyRightButton];
5680 }
5681
5682 - (void) addProgressEvent:(CydiaProgressEvent *)event {
5683     [progress_ addEvent:event];
5684     [self updateProgress];
5685 }
5686
5687 - (bool) isProgressCancelled {
5688     return cancel_ == 2;
5689 }
5690
5691 - (void) cancel {
5692     cancel_ = 2;
5693     [self updateCancel];
5694 }
5695
5696 - (void) setCancellable:(bool)cancellable {
5697     unsigned cancel(cancel_);
5698
5699     if (!cancellable)
5700         cancel_ = 0;
5701     else if (cancel_ == 0)
5702         cancel_ = 1;
5703
5704     if (cancel != cancel_)
5705         [self updateCancel];
5706 }
5707
5708 - (void) setProgressCancellable:(NSNumber *)cancellable {
5709     [self setCancellable:[cancellable boolValue]];
5710 }
5711
5712 - (void) setProgressPercent:(NSNumber *)percent {
5713     [progress_ setPercent:[percent floatValue]];
5714     [self updateProgress];
5715 }
5716
5717 - (void) setProgressStatus:(NSDictionary *)status {
5718     if (status == nil) {
5719         [progress_ setCurrent:0];
5720         [progress_ setTotal:0];
5721         [progress_ setSpeed:0];
5722     } else {
5723         [progress_ setPercent:[[status objectForKey:@"Percent"] floatValue]];
5724
5725         [progress_ setCurrent:[[status objectForKey:@"Current"] floatValue]];
5726         [progress_ setTotal:[[status objectForKey:@"Total"] floatValue]];
5727         [progress_ setSpeed:[[status objectForKey:@"Speed"] floatValue]];
5728     }
5729
5730     [self updateProgress];
5731 }
5732
5733 @end
5734 /* }}} */
5735
5736 /* Package Cell {{{ */
5737 @interface PackageCell : CyteTableViewCell <
5738     CyteTableViewCellDelegate
5739 > {
5740     _H<UIImage> icon_;
5741     _H<NSString> name_;
5742     _H<NSString> description_;
5743     bool commercial_;
5744     _H<NSString> source_;
5745     _H<UIImage> badge_;
5746     _H<UIImage> placard_;
5747     bool summarized_;
5748 }
5749
5750 - (PackageCell *) init;
5751 - (void) setPackage:(Package *)package asSummary:(bool)summary;
5752
5753 - (void) drawContentRect:(CGRect)rect;
5754
5755 @end
5756
5757 @implementation PackageCell
5758
5759 - (PackageCell *) init {
5760     CGRect frame(CGRectMake(0, 0, 320, 74));
5761     if ((self = [super initWithFrame:frame reuseIdentifier:@"Package"]) != nil) {
5762         UIView *content([self contentView]);
5763         CGRect bounds([content bounds]);
5764
5765         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
5766         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5767         [content addSubview:content_];
5768
5769         [content_ setDelegate:self];
5770         [content_ setOpaque:YES];
5771     } return self;
5772 }
5773
5774 - (NSString *) accessibilityLabel {
5775     return name_;
5776 }
5777
5778 - (void) setPackage:(Package *)package asSummary:(bool)summary {
5779     summarized_ = summary;
5780
5781     icon_ = nil;
5782     name_ = nil;
5783     description_ = nil;
5784     source_ = nil;
5785     badge_ = nil;
5786     placard_ = nil;
5787
5788     if (package == nil)
5789         [content_ setBackgroundColor:[UIColor whiteColor]];
5790     else {
5791         [package parse];
5792
5793         Source *source = [package source];
5794
5795         icon_ = [package icon];
5796
5797         if (NSString *name = [package name])
5798             name_ = [NSString stringWithString:name];
5799
5800         if (NSString *description = [package shortDescription])
5801             description_ = [NSString stringWithString:description];
5802
5803         commercial_ = [package isCommercial];
5804
5805         NSString *label = nil;
5806         bool trusted = false;
5807
5808         if (source != nil) {
5809             label = [source label];
5810             trusted = [source trusted];
5811         } else if ([[package id] isEqualToString:@"firmware"])
5812             label = UCLocalize("APPLE");
5813         else
5814             label = [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("UNKNOWN"), UCLocalize("LOCAL")];
5815
5816         NSString *from(label);
5817
5818         NSString *section = [package simpleSection];
5819         if (section != nil && ![section isEqualToString:label]) {
5820             section = [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
5821             from = [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), from, section];
5822         }
5823
5824         source_ = [NSString stringWithFormat:UCLocalize("FROM"), from];
5825
5826         if (NSString *purpose = [package primaryPurpose])
5827             badge_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Purposes/%@.png", App_, purpose]];
5828
5829         UIColor *color;
5830         NSString *placard;
5831
5832         if (NSString *mode = [package mode]) {
5833             if ([mode isEqualToString:@"REMOVE"] || [mode isEqualToString:@"PURGE"]) {
5834                 color = RemovingColor_;
5835                 placard = @"removing";
5836             } else {
5837                 color = InstallingColor_;
5838                 placard = @"installing";
5839             }
5840         } else {
5841             color = [UIColor whiteColor];
5842
5843             if ([package installed] != nil)
5844                 placard = @"installed";
5845             else
5846                 placard = nil;
5847         }
5848
5849         [content_ setBackgroundColor:color];
5850
5851         if (placard != nil)
5852             placard_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/%@.png", App_, placard]];
5853     }
5854
5855     [self setNeedsDisplay];
5856     [content_ setNeedsDisplay];
5857 }
5858
5859 - (void) drawSummaryContentRect:(CGRect)rect {
5860     bool highlighted(highlighted_);
5861     float width([self bounds].size.width);
5862
5863     if (icon_ != nil) {
5864         CGRect rect;
5865         rect.size = [(UIImage *) icon_ size];
5866
5867         while (rect.size.width > 16 || rect.size.height > 16) {
5868             rect.size.width /= 2;
5869             rect.size.height /= 2;
5870         }
5871
5872         rect.origin.x = 19 - rect.size.width / 2;
5873         rect.origin.y = 19 - rect.size.height / 2;
5874
5875         [icon_ drawInRect:Retina(rect)];
5876     }
5877
5878     if (badge_ != nil) {
5879         CGRect rect;
5880         rect.size = [(UIImage *) badge_ size];
5881
5882         rect.size.width /= 4;
5883         rect.size.height /= 4;
5884
5885         rect.origin.x = 25 - rect.size.width / 2;
5886         rect.origin.y = 25 - rect.size.height / 2;
5887
5888         [badge_ drawInRect:Retina(rect)];
5889     }
5890
5891     if (highlighted && kCFCoreFoundationVersionNumber < 800)
5892         UISetColor(White_);
5893
5894     if (!highlighted)
5895         UISetColor(commercial_ ? Purple_ : Black_);
5896     [name_ drawAtPoint:CGPointMake(36, 8) forWidth:(width - (placard_ == nil ? 68 : 94)) withFont:Font18Bold_ lineBreakMode:NSLineBreakByTruncatingTail];
5897
5898     if (placard_ != nil)
5899         [placard_ drawAtPoint:CGPointMake(width - 52, 11)];
5900 }
5901
5902 - (void) drawNormalContentRect:(CGRect)rect {
5903     bool highlighted(highlighted_);
5904     float width([self bounds].size.width);
5905
5906     if (icon_ != nil) {
5907         CGRect rect;
5908         rect.size = [(UIImage *) icon_ size];
5909
5910         while (rect.size.width > 32 || rect.size.height > 32) {
5911             rect.size.width /= 2;
5912             rect.size.height /= 2;
5913         }
5914
5915         rect.origin.x = 25 - rect.size.width / 2;
5916         rect.origin.y = 25 - rect.size.height / 2;
5917
5918         [icon_ drawInRect:Retina(rect)];
5919     }
5920
5921     if (badge_ != nil) {
5922         CGRect rect;
5923         rect.size = [(UIImage *) badge_ size];
5924
5925         rect.size.width /= 2;
5926         rect.size.height /= 2;
5927
5928         rect.origin.x = 36 - rect.size.width / 2;
5929         rect.origin.y = 36 - rect.size.height / 2;
5930
5931         [badge_ drawInRect:Retina(rect)];
5932     }
5933
5934     if (highlighted && kCFCoreFoundationVersionNumber < 800)
5935         UISetColor(White_);
5936
5937     if (!highlighted)
5938         UISetColor(commercial_ ? Purple_ : Black_);
5939     [name_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - (placard_ == nil ? 80 : 106)) withFont:Font18Bold_ lineBreakMode:NSLineBreakByTruncatingTail];
5940     [source_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:NSLineBreakByTruncatingTail];
5941
5942     if (!highlighted)
5943         UISetColor(commercial_ ? Purplish_ : Gray_);
5944     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:(width - 46) withFont:Font14_ lineBreakMode:NSLineBreakByTruncatingTail];
5945
5946     if (placard_ != nil)
5947         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
5948 }
5949
5950 - (void) drawContentRect:(CGRect)rect {
5951     if (summarized_)
5952         [self drawSummaryContentRect:rect];
5953     else
5954         [self drawNormalContentRect:rect];
5955 }
5956
5957 @end
5958 /* }}} */
5959 /* Section Cell {{{ */
5960 @interface SectionCell : CyteTableViewCell <
5961     CyteTableViewCellDelegate
5962 > {
5963     _H<NSString> basic_;
5964     _H<NSString> section_;
5965     _H<NSString> name_;
5966     _H<NSString> count_;
5967     _H<UIImage> icon_;
5968     _H<UISwitch> switch_;
5969     BOOL editing_;
5970 }
5971
5972 - (void) setSection:(Section *)section editing:(BOOL)editing;
5973
5974 @end
5975
5976 @implementation SectionCell
5977
5978 - (id) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
5979     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
5980         icon_ = [UIImage imageNamed:@"folder.png"];
5981         // XXX: this initial frame is wrong, but is fixed later
5982         switch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(218, 9, 60, 25)] autorelease];
5983         [switch_ addTarget:self action:@selector(onSwitch:) forEvents:UIControlEventValueChanged];
5984
5985         UIView *content([self contentView]);
5986         CGRect bounds([content bounds]);
5987
5988         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
5989         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5990         [content addSubview:content_];
5991         [content_ setBackgroundColor:[UIColor whiteColor]];
5992
5993         [content_ setDelegate:self];
5994     } return self;
5995 }
5996
5997 - (void) onSwitch:(id)sender {
5998     NSMutableDictionary *metadata([Sections_ objectForKey:basic_]);
5999     if (metadata == nil) {
6000         metadata = [NSMutableDictionary dictionaryWithCapacity:2];
6001         [Sections_ setObject:metadata forKey:basic_];
6002     }
6003
6004     [metadata setObject:[NSNumber numberWithBool:([switch_ isOn] == NO)] forKey:@"Hidden"];
6005 }
6006
6007 - (void) setSection:(Section *)section editing:(BOOL)editing {
6008     if (editing != editing_) {
6009         if (editing_)
6010             [switch_ removeFromSuperview];
6011         else
6012             [self addSubview:switch_];
6013         editing_ = editing;
6014     }
6015
6016     basic_ = nil;
6017     section_ = nil;
6018     name_ = nil;
6019     count_ = nil;
6020
6021     if (section == nil) {
6022         name_ = UCLocalize("ALL_PACKAGES");
6023         count_ = nil;
6024     } else {
6025         basic_ = [section name];
6026         section_ = [section localized];
6027
6028         name_  = section_ == nil || [section_ length] == 0 ? UCLocalize("NO_SECTION") : (NSString *) section_;
6029         count_ = [NSString stringWithFormat:@"%zd", [section count]];
6030
6031         if (editing_)
6032             [switch_ setOn:(isSectionVisible(basic_) ? 1 : 0) animated:NO];
6033     }
6034
6035     [self setAccessoryType:editing ? UITableViewCellAccessoryNone : UITableViewCellAccessoryDisclosureIndicator];
6036     [self setSelectionStyle:editing ? UITableViewCellSelectionStyleNone : UITableViewCellSelectionStyleBlue];
6037
6038     [content_ setNeedsDisplay];
6039 }
6040
6041 - (void) setFrame:(CGRect)frame {
6042     [super setFrame:frame];
6043
6044     CGRect rect([switch_ frame]);
6045     [switch_ setFrame:CGRectMake(frame.size.width - rect.size.width - 9, 9, rect.size.width, rect.size.height)];
6046 }
6047
6048 - (NSString *) accessibilityLabel {
6049     return name_;
6050 }
6051
6052 - (void) drawContentRect:(CGRect)rect {
6053     bool highlighted(highlighted_ && !editing_);
6054
6055     [icon_ drawInRect:CGRectMake(7, 7, 32, 32)];
6056
6057     if (highlighted && kCFCoreFoundationVersionNumber < 800)
6058         UISetColor(White_);
6059
6060     float width(rect.size.width);
6061     if (editing_)
6062         width -= 9 + [switch_ frame].size.width;
6063
6064     if (!highlighted)
6065         UISetColor(Black_);
6066     [name_ drawAtPoint:CGPointMake(48, 12) forWidth:(width - 58) withFont:Font18_ lineBreakMode:NSLineBreakByTruncatingTail];
6067
6068     CGSize size = [count_ sizeWithFont:Font14_];
6069
6070     UISetColor(Folder_);
6071     if (count_ != nil)
6072         [count_ drawAtPoint:CGPointMake(Retina(10 + (30 - size.width) / 2), 18) withFont:Font12Bold_];
6073 }
6074
6075 @end
6076 /* }}} */
6077
6078 /* File Table {{{ */
6079 @interface FileTable : CyteViewController <
6080     UITableViewDataSource,
6081     UITableViewDelegate
6082 > {
6083     _transient Database *database_;
6084     _H<Package> package_;
6085     _H<NSString> name_;
6086     _H<NSMutableArray> files_;
6087     _H<UITableView, 2> list_;
6088 }
6089
6090 - (id) initWithDatabase:(Database *)database;
6091 - (void) setPackage:(Package *)package;
6092
6093 @end
6094
6095 @implementation FileTable
6096
6097 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
6098     return files_ == nil ? 0 : [files_ count];
6099 }
6100
6101 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
6102     return 24.0f;
6103 }*/
6104
6105 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
6106     static NSString *reuseIdentifier = @"Cell";
6107
6108     UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
6109     if (cell == nil) {
6110         cell = [[[UITableViewCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
6111         [cell setFont:[UIFont systemFontOfSize:16]];
6112     }
6113     [cell setText:[files_ objectAtIndex:indexPath.row]];
6114     [cell setSelectionStyle:UITableViewCellSelectionStyleNone];
6115
6116     return cell;
6117 }
6118
6119 - (NSURL *) navigationURL {
6120     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/files", [package_ id]]];
6121 }
6122
6123 - (void) loadView {
6124     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease];
6125     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6126     [list_ setRowHeight:24.0f];
6127     [(UITableView *) list_ setDataSource:self];
6128     [list_ setDelegate:self];
6129     [self setView:list_];
6130 }
6131
6132 - (void) viewDidLoad {
6133     [super viewDidLoad];
6134
6135     [[self navigationItem] setTitle:UCLocalize("INSTALLED_FILES")];
6136 }
6137
6138 - (void) releaseSubviews {
6139     list_ = nil;
6140
6141     package_ = nil;
6142     files_ = nil;
6143
6144     [super releaseSubviews];
6145 }
6146
6147 - (id) initWithDatabase:(Database *)database {
6148     if ((self = [super init]) != nil) {
6149         database_ = database;
6150     } return self;
6151 }
6152
6153 - (void) setPackage:(Package *)package {
6154     package_ = nil;
6155     name_ = nil;
6156
6157     files_ = [NSMutableArray arrayWithCapacity:32];
6158
6159     if (package != nil) {
6160         package_ = package;
6161         name_ = [package id];
6162
6163         if (NSArray *files = [package files])
6164             [files_ addObjectsFromArray:files];
6165
6166         if ([files_ count] != 0) {
6167             if ([[files_ objectAtIndex:0] isEqualToString:@"/."])
6168                 [files_ removeObjectAtIndex:0];
6169             [files_ sortUsingSelector:@selector(compareByPath:)];
6170
6171             NSMutableArray *stack = [NSMutableArray arrayWithCapacity:8];
6172             [stack addObject:@"/"];
6173
6174             for (int i(0), e([files_ count]); i != e; ++i) {
6175                 NSString *file = [files_ objectAtIndex:i];
6176                 while (![file hasPrefix:[stack lastObject]])
6177                     [stack removeLastObject];
6178                 NSString *directory = [stack lastObject];
6179                 [stack addObject:[file stringByAppendingString:@"/"]];
6180                 [files_ replaceObjectAtIndex:i withObject:[NSString stringWithFormat:@"%*s%@",
6181                     ([stack count] - 2) * 3, "",
6182                     [file substringFromIndex:[directory length]]
6183                 ]];
6184             }
6185         }
6186     }
6187
6188     [list_ reloadData];
6189 }
6190
6191 - (void) reloadData {
6192     [super reloadData];
6193
6194     [self setPackage:[database_ packageWithName:name_]];
6195 }
6196
6197 @end
6198 /* }}} */
6199 /* Package Controller {{{ */
6200 @interface CYPackageController : CydiaWebViewController <
6201     UIActionSheetDelegate
6202 > {
6203     _transient Database *database_;
6204     _H<Package> package_;
6205     _H<NSString> name_;
6206     bool commercial_;
6207     std::vector<std::pair<_H<NSString>, _H<NSString>>> buttons_;
6208     _H<UIBarButtonItem> button_;
6209 }
6210
6211 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name withReferrer:(NSString *)referrer;
6212
6213 @end
6214
6215 @implementation CYPackageController
6216
6217 - (NSURL *) navigationURL {
6218     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@", (id) name_]];
6219 }
6220
6221 - (void) _clickButtonWithName:(NSString *)name {
6222     if ([name isEqualToString:@"CLEAR"])
6223         [delegate_ clearPackage:package_];
6224     else if ([name isEqualToString:@"INSTALL"])
6225         [delegate_ installPackage:package_];
6226     else if ([name isEqualToString:@"REINSTALL"])
6227         [delegate_ installPackage:package_];
6228     else if ([name isEqualToString:@"REMOVE"])
6229         [delegate_ removePackage:package_];
6230     else if ([name isEqualToString:@"UPGRADE"])
6231         [delegate_ installPackage:package_];
6232     else _assert(false);
6233 }
6234
6235 - (void) actionSheet:(UIActionSheet *)sheet clickedButtonAtIndex:(NSInteger)button {
6236     NSString *context([sheet context]);
6237
6238     if ([context isEqualToString:@"modify"]) {
6239         if (button != [sheet cancelButtonIndex]) {
6240             if (IsWildcat_)
6241                 [self performSelector:@selector(_clickButtonWithName:) withObject:buttons_[button].first afterDelay:0];
6242             else
6243                 [self _clickButtonWithName:buttons_[button].first];
6244         }
6245
6246         [sheet dismissWithClickedButtonIndex:button animated:YES];
6247     }
6248 }
6249
6250 - (bool) _allowJavaScriptPanel {
6251     return commercial_;
6252 }
6253
6254 #if !AlwaysReload
6255 - (void) _customButtonClicked {
6256     size_t count(buttons_.size());
6257     if (count == 0)
6258         return;
6259
6260     if (count == 1)
6261         [self _clickButtonWithName:buttons_[0].first];
6262     else {
6263         NSMutableArray *buttons = [NSMutableArray arrayWithCapacity:count];
6264         for (const auto &button : buttons_)
6265             [buttons addObject:button.second];
6266
6267         UIActionSheet *sheet = [[[UIActionSheet alloc]
6268             initWithTitle:nil
6269             delegate:self
6270             cancelButtonTitle:nil
6271             destructiveButtonTitle:nil
6272             otherButtonTitles:nil
6273         ] autorelease];
6274
6275         for (NSString *button in buttons) [sheet addButtonWithTitle:button];
6276         if (!IsWildcat_) {
6277            [sheet addButtonWithTitle:UCLocalize("CANCEL")];
6278            [sheet setCancelButtonIndex:[sheet numberOfButtons] - 1];
6279         }
6280         [sheet setContext:@"modify"];
6281
6282         [delegate_ showActionSheet:sheet fromItem:[[self navigationItem] rightBarButtonItem]];
6283     }
6284 }
6285
6286 - (void) reloadButtonClicked {
6287     if (commercial_ && function_ == nil && [package_ uninstalled])
6288         return;
6289     [self customButtonClicked];
6290 }
6291
6292 - (void) applyLoadingTitle {
6293     // Don't show "Loading" as the title. Ever.
6294 }
6295
6296 - (UIBarButtonItem *) rightButton {
6297     return button_;
6298 }
6299 #endif
6300
6301 - (void) setPageColor:(UIColor *)color {
6302     return [super setPageColor:nil];
6303 }
6304
6305 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name withReferrer:(NSString *)referrer {
6306     if ((self = [super init]) != nil) {
6307         database_ = database;
6308         name_ = name == nil ? @"" : [NSString stringWithString:name];
6309         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/package/%@", UI_, (id) name_]] withReferrer:referrer];
6310     } return self;
6311 }
6312
6313 - (void) reloadData {
6314     [super reloadData];
6315
6316     package_ = [database_ packageWithName:name_];
6317
6318     buttons_.clear();
6319
6320     if (package_ != nil) {
6321         [(Package *) package_ parse];
6322
6323         commercial_ = [package_ isCommercial];
6324
6325         if ([package_ mode] != nil)
6326             buttons_.push_back(std::make_pair(@"CLEAR", UCLocalize("CLEAR")));
6327         if ([package_ source] == nil);
6328         else if ([package_ upgradableAndEssential:NO])
6329             buttons_.push_back(std::make_pair(@"UPGRADE", UCLocalize("UPGRADE")));
6330         else if ([package_ uninstalled])
6331             buttons_.push_back(std::make_pair(@"INSTALL", UCLocalize("INSTALL")));
6332         else
6333             buttons_.push_back(std::make_pair(@"REINSTALL", UCLocalize("REINSTALL")));
6334         if (![package_ uninstalled])
6335             buttons_.push_back(std::make_pair(@"REMOVE", UCLocalize("REMOVE")));
6336     }
6337
6338     NSString *title;
6339     switch (buttons_.size()) {
6340         case 0: title = nil; break;
6341         case 1: title = buttons_[0].second; break;
6342         default: title = UCLocalize("MODIFY"); break;
6343     }
6344
6345     button_ = [[[UIBarButtonItem alloc]
6346         initWithTitle:title
6347         style:UIBarButtonItemStylePlain
6348         target:self
6349         action:@selector(customButtonClicked)
6350     ] autorelease];
6351 }
6352
6353 - (bool) isLoading {
6354     return commercial_ ? [super isLoading] : false;
6355 }
6356
6357 @end
6358 /* }}} */
6359
6360 /* Package List Controller {{{ */
6361 @interface PackageListController : CyteViewController <
6362     UITableViewDataSource,
6363     UITableViewDelegate
6364 > {
6365     _transient Database *database_;
6366     unsigned era_;
6367     _H<NSArray> packages_;
6368     _H<NSArray> sections_;
6369     _H<UITableView, 2> list_;
6370
6371     _H<NSArray> thumbs_;
6372     std::vector<NSInteger> offset_;
6373
6374     _H<NSString> title_;
6375     unsigned reloading_;
6376 }
6377
6378 - (id) initWithDatabase:(Database *)database title:(NSString *)title;
6379 - (void) setDelegate:(id)delegate;
6380 - (void) resetCursor;
6381 - (void) clearData;
6382
6383 - (NSArray *) sectionsForPackages:(NSMutableArray *)packages;
6384
6385 @end
6386
6387 @implementation PackageListController
6388
6389 - (NSURL *) referrerURL {
6390     return [self navigationURL];
6391 }
6392
6393 - (bool) isSummarized {
6394     return false;
6395 }
6396
6397 - (bool) showsSections {
6398     return true;
6399 }
6400
6401 - (void) deselectWithAnimation:(BOOL)animated {
6402     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
6403 }
6404
6405 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration curve:(UIViewAnimationCurve)curve {
6406     CGRect base = [[self view] bounds];
6407     base.size.height -= bounds.size.height;
6408     base.origin = [list_ frame].origin;
6409
6410     [UIView beginAnimations:nil context:NULL];
6411     [UIView setAnimationBeginsFromCurrentState:YES];
6412     [UIView setAnimationCurve:curve];
6413     [UIView setAnimationDuration:duration];
6414     [list_ setFrame:base];
6415     [UIView commitAnimations];
6416 }
6417
6418 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration {
6419     [self resizeForKeyboardBounds:bounds duration:duration curve:UIViewAnimationCurveLinear];
6420 }
6421
6422 - (void) resizeForKeyboardBounds:(CGRect)bounds {
6423     [self resizeForKeyboardBounds:bounds duration:0];
6424 }
6425
6426 - (void) getKeyboardCurve:(UIViewAnimationCurve *)curve duration:(NSTimeInterval *)duration forNotification:(NSNotification *)notification {
6427     if (&UIKeyboardAnimationCurveUserInfoKey == NULL)
6428         *curve = UIViewAnimationCurveEaseInOut;
6429     else
6430         [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:curve];
6431
6432     if (&UIKeyboardAnimationDurationUserInfoKey == NULL)
6433         *duration = 0.3;
6434     else
6435         [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:duration];
6436 }
6437
6438 - (void) keyboardWillShow:(NSNotification *)notification {
6439     CGRect bounds;
6440     CGPoint center;
6441     [[[notification userInfo] objectForKey:UIKeyboardBoundsUserInfoKey] getValue:&bounds];
6442     [[[notification userInfo] objectForKey:UIKeyboardCenterEndUserInfoKey] getValue:&center];
6443
6444     NSTimeInterval duration;
6445     UIViewAnimationCurve curve;
6446     [self getKeyboardCurve:&curve duration:&duration forNotification:notification];
6447
6448     CGRect kbframe = CGRectMake(Retina(center.x - bounds.size.width / 2), Retina(center.y - bounds.size.height / 2), bounds.size.width, bounds.size.height);
6449     UIViewController *base = self;
6450     while ([base parentOrPresentingViewController] != nil)
6451         base = [base parentOrPresentingViewController];
6452     CGRect viewframe = [[base view] convertRect:[list_ frame] fromView:[list_ superview]];
6453     CGRect intersection = CGRectIntersection(viewframe, kbframe);
6454
6455     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
6456         intersection.size.height += CYStatusBarHeight();
6457
6458     [self resizeForKeyboardBounds:intersection duration:duration curve:curve];
6459 }
6460
6461 - (void) keyboardWillHide:(NSNotification *)notification {
6462     NSTimeInterval duration;
6463     UIViewAnimationCurve curve;
6464     [self getKeyboardCurve:&curve duration:&duration forNotification:notification];
6465
6466     [self resizeForKeyboardBounds:CGRectZero duration:duration curve:curve];
6467 }
6468
6469 - (void) viewWillAppear:(BOOL)animated {
6470     [super viewWillAppear:animated];
6471
6472     [self resizeForKeyboardBounds:CGRectZero];
6473     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillShow:) name:UIKeyboardWillShowNotification object:nil];
6474     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillHide:) name:UIKeyboardWillHideNotification object:nil];
6475 }
6476
6477 - (void) viewWillDisappear:(BOOL)animated {
6478     [super viewWillDisappear:animated];
6479
6480     [self resizeForKeyboardBounds:CGRectZero];
6481     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillShowNotification object:nil];
6482     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillHideNotification object:nil];
6483 }
6484
6485 - (void) viewDidAppear:(BOOL)animated {
6486     [super viewDidAppear:animated];
6487     [self deselectWithAnimation:animated];
6488 }
6489
6490 - (void) didSelectPackage:(Package *)package {
6491     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id] withReferrer:[[self referrerURL] absoluteString]] autorelease]);
6492     [view setDelegate:delegate_];
6493     [[self navigationController] pushViewController:view animated:YES];
6494 }
6495
6496 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
6497     NSInteger count([sections_ count]);
6498     return count == 0 ? 1 : count;
6499 }
6500
6501 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
6502     if ([sections_ count] == 0 || [[sections_ objectAtIndex:section] count] == 0)
6503         return nil;
6504     return [[sections_ objectAtIndex:section] name];
6505 }
6506
6507 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
6508     if ([sections_ count] == 0)
6509         return 0;
6510     return [[sections_ objectAtIndex:section] count];
6511 }
6512
6513 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
6514 @synchronized (database_) {
6515     if ([database_ era] != era_)
6516         return nil;
6517
6518     Section *section([sections_ objectAtIndex:[path section]]);
6519     NSInteger row([path row]);
6520     Package *package([packages_ objectAtIndex:([section row] + row)]);
6521     return [[package retain] autorelease];
6522 } }
6523
6524 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
6525     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
6526     if (cell == nil)
6527         cell = [[[PackageCell alloc] init] autorelease];
6528
6529     Package *package([database_ packageWithName:[[self packageAtIndexPath:path] id]]);
6530     [cell setPackage:package asSummary:[self isSummarized]];
6531     return cell;
6532 }
6533
6534 - (void) tableView:(UITableView *)table didSelectRowAtIndexPath:(NSIndexPath *)path {
6535     Package *package([self packageAtIndexPath:path]);
6536     package = [database_ packageWithName:[package id]];
6537     [self didSelectPackage:package];
6538 }
6539
6540 - (NSArray *) sectionIndexTitlesForTableView:(UITableView *)tableView {
6541     return thumbs_;
6542 }
6543
6544 - (NSInteger) tableView:(UITableView *)tableView sectionForSectionIndexTitle:(NSString *)title atIndex:(NSInteger)index {
6545     return offset_[index];
6546 }
6547
6548 - (void) updateHeight {
6549     [list_ setRowHeight:([self isSummarized] ? 38 : 73)];
6550 }
6551
6552 - (id) initWithDatabase:(Database *)database title:(NSString *)title {
6553     if ((self = [super init]) != nil) {
6554         database_ = database;
6555         title_ = [title copy];
6556         [[self navigationItem] setTitle:title_];
6557     } return self;
6558 }
6559
6560 - (void) loadView {
6561     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
6562     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
6563     [self setView:view];
6564
6565     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain] autorelease];
6566     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6567     [view addSubview:list_];
6568
6569     // XXX: is 20 the most optimal number here?
6570     [list_ setSectionIndexMinimumDisplayRowCount:20];
6571
6572     [(UITableView *) list_ setDataSource:self];
6573     [list_ setDelegate:self];
6574
6575     [self updateHeight];
6576 }
6577
6578 - (void) releaseSubviews {
6579     list_ = nil;
6580
6581     packages_ = nil;
6582     sections_ = nil;
6583
6584     thumbs_ = nil;
6585     offset_.clear();
6586
6587     [super releaseSubviews];
6588 }
6589
6590 - (void) setDelegate:(id)delegate {
6591     delegate_ = delegate;
6592 }
6593
6594 - (bool) shouldYield {
6595     return false;
6596 }
6597
6598 - (bool) shouldBlock {
6599     return false;
6600 }
6601
6602 - (NSMutableArray *) _reloadPackages {
6603 @synchronized (database_) {
6604     era_ = [database_ era];
6605     NSArray *packages([database_ packages]);
6606
6607     return [NSMutableArray arrayWithArray:packages];
6608 } }
6609
6610 - (void) _reloadData {
6611     if (reloading_ != 0) {
6612         reloading_ = 2;
6613         return;
6614     }
6615
6616     NSMutableArray *packages;
6617
6618   reload:
6619     if ([self shouldYield]) {
6620         do {
6621             UIProgressHUD *hud;
6622
6623             if (![self shouldBlock])
6624                 hud = nil;
6625             else {
6626                 hud = [delegate_ addProgressHUD];
6627                 [hud setText:UCLocalize("LOADING")];
6628             }
6629
6630             reloading_ = 1;
6631             packages = [self yieldToSelector:@selector(_reloadPackages)];
6632
6633             if (hud != nil)
6634                 [delegate_ removeProgressHUD:hud];
6635         } while (reloading_ == 2);
6636     } else {
6637         packages = [self _reloadPackages];
6638     }
6639
6640 @synchronized (database_) {
6641     if (era_ != [database_ era])
6642         goto reload;
6643     reloading_ = 0;
6644
6645     thumbs_ = nil;
6646     offset_.clear();
6647
6648     packages_ = packages;
6649
6650     if ([self showsSections])
6651         sections_ = [self sectionsForPackages:packages];
6652     else {
6653         Section *section([[[Section alloc] initWithName:nil row:0 localize:NO] autorelease]);
6654         [section setCount:[packages_ count]];
6655         sections_ = [NSArray arrayWithObject:section];
6656     }
6657
6658     [self updateHeight];
6659
6660     _profile(PackageTable$reloadData$List)
6661         [(UITableView *) list_ setDataSource:self];
6662         [list_ reloadData];
6663     _end
6664 }
6665
6666     PrintTimes();
6667 }
6668
6669 - (NSArray *) sectionsForPackages:(NSMutableArray *)packages {
6670     Section *prefix([[[Section alloc] initWithName:nil row:0 localize:NO] autorelease]);
6671     size_t end([packages count]);
6672
6673     NSMutableArray *sections([NSMutableArray arrayWithCapacity:16]);
6674     Section *section(prefix);
6675
6676     thumbs_ = CollationThumbs_;
6677     offset_ = CollationOffset_;
6678
6679     size_t offset(0);
6680     size_t offsets([CollationStarts_ count]);
6681
6682     NSString *start([CollationStarts_ objectAtIndex:offset]);
6683     size_t length([start length]);
6684
6685     for (size_t index(0); index != end; ++index) {
6686         if (start != nil) {
6687             Package *package([packages objectAtIndex:index]);
6688             NSString *name(PackageName(package, @selector(cyname)));
6689
6690             //while ([start compare:name options:NSNumericSearch range:NSMakeRange(0, length) locale:CollationLocale_] != NSOrderedDescending) {
6691             while (StringNameCompare(start, name, length) != kCFCompareGreaterThan) {
6692                 NSString *title([CollationTitles_ objectAtIndex:offset]);
6693                 section = [[[Section alloc] initWithName:title row:index localize:NO] autorelease];
6694                 [sections addObject:section];
6695
6696                 start = ++offset == offsets ? nil : [CollationStarts_ objectAtIndex:offset];
6697                 if (start == nil)
6698                     break;
6699                 length = [start length];
6700             }
6701         }
6702
6703         [section addToCount];
6704     }
6705
6706     for (; offset != offsets; ++offset) {
6707         NSString *title([CollationTitles_ objectAtIndex:offset]);
6708         Section *section([[[Section alloc] initWithName:title row:end localize:NO] autorelease]);
6709         [sections addObject:section];
6710     }
6711
6712     if ([prefix count] != 0) {
6713         Section *suffix([sections lastObject]);
6714         [prefix setName:[suffix name]];
6715         [suffix setName:nil];
6716         [sections insertObject:prefix atIndex:(offsets - 1)];
6717     }
6718
6719     return sections;
6720 }
6721
6722 - (void) reloadData {
6723     [super reloadData];
6724
6725     if ([self shouldYield])
6726         [self performSelector:@selector(_reloadData) withObject:nil afterDelay:0];
6727     else
6728         [self _reloadData];
6729 }
6730
6731 - (void) resetCursor {
6732     [list_ scrollRectToVisible:CGRectMake(0, 0, 1, 1) animated:NO];
6733 }
6734
6735 - (void) clearData {
6736     [self updateHeight];
6737
6738     [list_ setDataSource:nil];
6739     [list_ reloadData];
6740
6741     [self resetCursor];
6742 }
6743
6744 @end
6745 /* }}} */
6746 /* Filtered Package List Controller {{{ */
6747 typedef Function<bool, Package *> PackageFilter;
6748 typedef Function<void, NSMutableArray *> PackageSorter;
6749 @interface FilteredPackageListController : PackageListController {
6750     PackageFilter filter_;
6751     PackageSorter sorter_;
6752 }
6753
6754 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(PackageFilter)filter;
6755
6756 - (void) setFilter:(PackageFilter)filter;
6757 - (void) setSorter:(PackageSorter)sorter;
6758
6759 @end
6760
6761 @implementation FilteredPackageListController
6762
6763 - (void) setFilter:(PackageFilter)filter {
6764 @synchronized (self) {
6765     filter_ = filter;
6766 } }
6767
6768 - (void) setSorter:(PackageSorter)sorter {
6769 @synchronized (self) {
6770     sorter_ = sorter;
6771 } }
6772
6773 - (NSMutableArray *) _reloadPackages {
6774 @synchronized (database_) {
6775     era_ = [database_ era];
6776
6777     NSArray *packages([database_ packages]);
6778     NSMutableArray *filtered([NSMutableArray arrayWithCapacity:[packages count]]);
6779
6780     PackageFilter filter;
6781     PackageSorter sorter;
6782
6783     @synchronized (self) {
6784         filter = filter_;
6785         sorter = sorter_;
6786     }
6787
6788     _profile(PackageTable$reloadData$Filter)
6789         for (Package *package in packages)
6790             if ([package valid] && filter(package))
6791                 [filtered addObject:package];
6792     _end
6793
6794     if (sorter)
6795         sorter(filtered);
6796     return filtered;
6797 } }
6798
6799 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(PackageFilter)filter {
6800     if ((self = [super initWithDatabase:database title:title]) != nil) {
6801         [self setFilter:filter];
6802     } return self;
6803 }
6804
6805 @end
6806 /* }}} */
6807
6808 /* Home Controller {{{ */
6809 @interface HomeController : CydiaWebViewController {
6810     CFRunLoopRef runloop_;
6811     SCNetworkReachabilityRef reachability_;
6812 }
6813
6814 @end
6815
6816 @implementation HomeController
6817
6818 static void HomeControllerReachabilityCallback(SCNetworkReachabilityRef reachability, SCNetworkReachabilityFlags flags, void *info) {
6819     [(HomeController *) info dispatchEvent:@"CydiaReachabilityCallback"];
6820 }
6821
6822 - (id) init {
6823     if ((self = [super init]) != nil) {
6824         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/home/", UI_]]];
6825         [self reloadData];
6826
6827         reachability_ = SCNetworkReachabilityCreateWithName(kCFAllocatorDefault, "cydia.saurik.com");
6828         if (reachability_ != NULL) {
6829             SCNetworkReachabilityContext context = {0, self, NULL, NULL, NULL};
6830             SCNetworkReachabilitySetCallback(reachability_, HomeControllerReachabilityCallback, &context);
6831
6832             CFRunLoopRef runloop(CFRunLoopGetCurrent());
6833             if (SCNetworkReachabilityScheduleWithRunLoop(reachability_, runloop, kCFRunLoopDefaultMode))
6834                 runloop_ = runloop;
6835         }
6836     } return self;
6837 }
6838
6839 - (void) dealloc {
6840     if (reachability_ != NULL && runloop_ != NULL)
6841         SCNetworkReachabilityUnscheduleFromRunLoop(reachability_, runloop_, kCFRunLoopDefaultMode);
6842     [super dealloc];
6843 }
6844
6845 - (NSURL *) navigationURL {
6846     return [NSURL URLWithString:@"cydia://home"];
6847 }
6848
6849 - (void) aboutButtonClicked {
6850     UIAlertView *alert([[[UIAlertView alloc] init] autorelease]);
6851
6852     [alert setTitle:UCLocalize("ABOUT_CYDIA")];
6853     [alert addButtonWithTitle:UCLocalize("CLOSE")];
6854     [alert setCancelButtonIndex:0];
6855
6856     [alert setMessage:
6857         @"Copyright \u00a9 2008-2015\n"
6858         "SaurikIT, LLC\n"
6859         "\n"
6860         "Jay Freeman (saurik)\n"
6861         "saurik@saurik.com\n"
6862         "http://www.saurik.com/"
6863     ];
6864
6865     [alert show];
6866 }
6867
6868 - (UIBarButtonItem *) leftButton {
6869     return [[[UIBarButtonItem alloc]
6870         initWithTitle:UCLocalize("ABOUT")
6871         style:UIBarButtonItemStylePlain
6872         target:self
6873         action:@selector(aboutButtonClicked)
6874     ] autorelease];
6875 }
6876
6877 @end
6878 /* }}} */
6879
6880 /* Cydia Navigation Controller Interface {{{ */
6881 @interface UINavigationController (Cydia)
6882
6883 - (NSArray *) navigationURLCollection;
6884 - (void) unloadData;
6885
6886 @end
6887 /* }}} */
6888
6889 /* Cydia Tab Bar Controller {{{ */
6890 @interface CydiaTabBarController : CyteTabBarController <
6891     UITabBarControllerDelegate,
6892     FetchDelegate
6893 > {
6894     _transient Database *database_;
6895
6896     _H<UIActivityIndicatorView> indicator_;
6897
6898     bool updating_;
6899     // XXX: ok, "updatedelegate_"?...
6900     _transient NSObject<CydiaDelegate> *updatedelegate_;
6901 }
6902
6903 - (NSArray *) navigationURLCollection;
6904 - (void) beginUpdate;
6905 - (BOOL) updating;
6906
6907 @end
6908
6909 @implementation CydiaTabBarController
6910
6911 - (NSArray *) navigationURLCollection {
6912     NSMutableArray *items([NSMutableArray array]);
6913
6914     // XXX: Should this deal with transient view controllers?
6915     for (id navigation in [self viewControllers]) {
6916         NSArray *stack = [navigation performSelector:@selector(navigationURLCollection)];
6917         if (stack != nil)
6918             [items addObject:stack];
6919     }
6920
6921     return items;
6922 }
6923
6924 - (id) initWithDatabase:(Database *)database {
6925     if ((self = [super init]) != nil) {
6926         database_ = database;
6927         [self setDelegate:self];
6928
6929         indicator_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteTiny] autorelease];
6930         [indicator_ setOrigin:CGPointMake(kCFCoreFoundationVersionNumber >= 800 ? 2 : 4, 2)];
6931
6932         [[self view] setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6933     } return self;
6934 }
6935
6936 - (void) beginUpdate {
6937     if (updating_)
6938         return;
6939
6940     UIViewController *controller([[self viewControllers] objectAtIndex:1]);
6941     UITabBarItem *item([controller tabBarItem]);
6942
6943     [item setBadgeValue:@""];
6944     UIView *badge(MSHookIvar<UIView *>([item view], "_badge"));
6945
6946     [indicator_ startAnimating];
6947     [badge addSubview:indicator_];
6948
6949     [updatedelegate_ retainNetworkActivityIndicator];
6950     updating_ = true;
6951
6952     [NSThread
6953         detachNewThreadSelector:@selector(performUpdate)
6954         toTarget:self
6955         withObject:nil
6956     ];
6957 }
6958
6959 - (void) performUpdate {
6960     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
6961
6962     SourceStatus status(self, database_);
6963     [database_ updateWithStatus:status];
6964
6965     [self
6966         performSelectorOnMainThread:@selector(completeUpdate)
6967         withObject:nil
6968         waitUntilDone:NO
6969     ];
6970
6971     [pool release];
6972 }
6973
6974 - (void) stopUpdateWithSelector:(SEL)selector {
6975     updating_ = false;
6976     [updatedelegate_ releaseNetworkActivityIndicator];
6977
6978     UIViewController *controller([[self viewControllers] objectAtIndex:1]);
6979     [[controller tabBarItem] setBadgeValue:nil];
6980
6981     [indicator_ removeFromSuperview];
6982     [indicator_ stopAnimating];
6983
6984     [updatedelegate_ performSelector:selector withObject:nil afterDelay:0];
6985 }
6986
6987 - (void) completeUpdate {
6988     if (!updating_)
6989         return;
6990     [self stopUpdateWithSelector:@selector(reloadData)];
6991 }
6992
6993 - (void) cancelUpdate {
6994     [self stopUpdateWithSelector:@selector(updateDataAndLoad)];
6995 }
6996
6997 - (void) cancelPressed {
6998     [self cancelUpdate];
6999 }
7000
7001 - (BOOL) updating {
7002     return updating_;
7003 }
7004
7005 - (bool) isSourceCancelled {
7006     return !updating_;
7007 }
7008
7009 - (void) startSourceFetch:(NSString *)uri {
7010 }
7011
7012 - (void) stopSourceFetch:(NSString *)uri {
7013 }
7014
7015 - (void) setUpdateDelegate:(id)delegate {
7016     updatedelegate_ = delegate;
7017 }
7018
7019 @end
7020 /* }}} */
7021
7022 /* Cydia Navigation Controller Implementation {{{ */
7023 @implementation UINavigationController (Cydia)
7024
7025 - (NSArray *) navigationURLCollection {
7026     NSMutableArray *stack([NSMutableArray array]);
7027
7028     for (CyteViewController *controller in [self viewControllers]) {
7029         NSString *url = [[controller navigationURL] absoluteString];
7030         if (url != nil)
7031             [stack addObject:url];
7032     }
7033
7034     return stack;
7035 }
7036
7037 - (void) reloadData {
7038     [super reloadData];
7039
7040     UIViewController *visible([self visibleViewController]);
7041     if (visible != nil)
7042         [visible reloadData];
7043
7044     // on the iPad, this view controller is ALSO visible. :(
7045     if (IsWildcat_)
7046         if (UIViewController *modal = [self modalViewController])
7047             if ([modal modalPresentationStyle] == UIModalPresentationFormSheet)
7048                 if (UIViewController *top = [self topViewController])
7049                     if (top != visible)
7050                         [top reloadData];
7051 }
7052
7053 - (void) unloadData {
7054     for (CyteViewController *page in [self viewControllers])
7055         [page unloadData];
7056
7057     [super unloadData];
7058 }
7059
7060 @end
7061 /* }}} */
7062
7063 /* Cydia:// Protocol {{{ */
7064 @interface CydiaURLProtocol : NSURLProtocol {
7065 }
7066
7067 @end
7068
7069 @implementation CydiaURLProtocol
7070
7071 + (BOOL) canInitWithRequest:(NSURLRequest *)request {
7072     NSURL *url([request URL]);
7073     if (url == nil)
7074         return NO;
7075
7076     NSString *scheme([[url scheme] lowercaseString]);
7077     if (scheme != nil && [scheme isEqualToString:@"cydia"])
7078         return YES;
7079     if ([[url absoluteString] hasPrefix:@"about:cydia-"])
7080         return YES;
7081
7082     return NO;
7083 }
7084
7085 + (NSURLRequest *) canonicalRequestForRequest:(NSURLRequest *)request {
7086     return request;
7087 }
7088
7089 - (void) _returnPNGWithImage:(UIImage *)icon forRequest:(NSURLRequest *)request {
7090     id<NSURLProtocolClient> client([self client]);
7091     if (icon == nil)
7092         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorFileDoesNotExist userInfo:nil]];
7093     else {
7094         NSData *data(UIImagePNGRepresentation(icon));
7095
7096         NSURLResponse *response([[[NSURLResponse alloc] initWithURL:[request URL] MIMEType:@"image/png" expectedContentLength:-1 textEncodingName:nil] autorelease]);
7097         [client URLProtocol:self didReceiveResponse:response cacheStoragePolicy:NSURLCacheStorageNotAllowed];
7098         [client URLProtocol:self didLoadData:data];
7099         [client URLProtocolDidFinishLoading:self];
7100     }
7101 }
7102
7103 - (void) startLoading {
7104     id<NSURLProtocolClient> client([self client]);
7105     NSURLRequest *request([self request]);
7106
7107     NSURL *url([request URL]);
7108     NSString *href([url absoluteString]);
7109     NSString *scheme([[url scheme] lowercaseString]);
7110
7111     NSString *path;
7112
7113     if ([scheme isEqualToString:@"cydia"])
7114         path = [href substringFromIndex:8];
7115     else if ([scheme isEqualToString:@"about"])
7116         path = [href substringFromIndex:12];
7117     else _assert(false);
7118
7119     NSRange slash([path rangeOfString:@"/"]);
7120
7121     NSString *command;
7122     if (slash.location == NSNotFound) {
7123         command = path;
7124         path = nil;
7125     } else {
7126         command = [path substringToIndex:slash.location];
7127         path = [path substringFromIndex:(slash.location + 1)];
7128     }
7129
7130     Database *database([Database sharedInstance]);
7131
7132     if ([command isEqualToString:@"package-icon"]) {
7133         if (path == nil)
7134             goto fail;
7135         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7136         Package *package([database packageWithName:path]);
7137         if (package == nil)
7138             goto fail;
7139         [package parse];
7140         UIImage *icon([package icon]);
7141         [self _returnPNGWithImage:icon forRequest:request];
7142     } else if ([command isEqualToString:@"uikit-image"]) {
7143         if (path == nil)
7144             goto fail;
7145         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7146         UIImage *icon(_UIImageWithName(path));
7147         [self _returnPNGWithImage:icon forRequest:request];
7148     } else if ([command isEqualToString:@"section-icon"]) {
7149         if (path == nil)
7150             goto fail;
7151         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7152         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, [path stringByReplacingOccurrencesOfString:@" " withString:@"_"]]]);
7153         if (icon == nil)
7154             icon = [UIImage imageNamed:@"unknown.png"];
7155         [self _returnPNGWithImage:icon forRequest:request];
7156     } else fail: {
7157         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorResourceUnavailable userInfo:nil]];
7158     }
7159 }
7160
7161 - (void) stopLoading {
7162 }
7163
7164 @end
7165 /* }}} */
7166
7167 /* Section Controller {{{ */
7168 @interface SectionController : FilteredPackageListController {
7169     _H<NSString> key_;
7170     _H<NSString> section_;
7171 }
7172
7173 - (id) initWithDatabase:(Database *)database source:(Source *)source section:(NSString *)section;
7174
7175 @end
7176
7177 @implementation SectionController
7178
7179 - (NSURL *) referrerURL {
7180     NSString *name(section_);
7181     name = name ?: @"*";
7182     NSString *key(key_);
7183     key = key ?: @"*";
7184     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/sections/%@/%@", UI_, [key stringByAddingPercentEscapesIncludingReserved], [name stringByAddingPercentEscapesIncludingReserved]]];
7185 }
7186
7187 - (NSURL *) navigationURL {
7188     NSString *name(section_);
7189     name = name ?: @"*";
7190     NSString *key(key_);
7191     key = key ?: @"*";
7192     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sections/%@/%@", [key stringByAddingPercentEscapesIncludingReserved], [name stringByAddingPercentEscapesIncludingReserved]]];
7193 }
7194
7195 - (id) initWithDatabase:(Database *)database source:(Source *)source section:(NSString *)section {
7196     NSString *title;
7197     if (section == nil)
7198         title = UCLocalize("ALL_PACKAGES");
7199     else if (![section isEqual:@""])
7200         title = [[NSBundle mainBundle] localizedStringForKey:Simplify(section) value:nil table:@"Sections"];
7201     else
7202         title = UCLocalize("NO_SECTION");
7203
7204     if ((self = [super initWithDatabase:database title:title]) != nil) {
7205         key_ = [source key];
7206         section_ = section;
7207     } return self;
7208 }
7209
7210 - (void) reloadData {
7211     Source *source([database_ sourceWithKey:key_]);
7212     _H<NSString> name(section_);
7213
7214     [self setFilter:[=](Package *package) {
7215         NSString *section([package section]);
7216
7217         return (
7218             name == nil ||
7219             section == nil && [name length] == 0 ||
7220             [name isEqualToString:section]
7221         ) && (
7222             source == nil ||
7223             [package source] == source
7224         ) && [package visible];
7225     }];
7226
7227     [super reloadData];
7228 }
7229
7230 @end
7231 /* }}} */
7232 /* Sections Controller {{{ */
7233 @interface SectionsController : CyteViewController <
7234     UITableViewDataSource,
7235     UITableViewDelegate
7236 > {
7237     _transient Database *database_;
7238     _H<NSString> key_;
7239     _H<NSMutableArray> sections_;
7240     _H<NSMutableArray> filtered_;
7241     _H<UITableView, 2> list_;
7242 }
7243
7244 - (id) initWithDatabase:(Database *)database source:(Source *)source;
7245 - (void) editButtonClicked;
7246
7247 @end
7248
7249 @implementation SectionsController
7250
7251 - (NSURL *) navigationURL {
7252     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sources/%@", [key_ stringByAddingPercentEscapesIncludingReserved]]];
7253 }
7254
7255 - (Source *) source {
7256     if (key_ == nil)
7257         return nil;
7258     return [database_ sourceWithKey:key_];
7259 }
7260
7261 - (void) updateNavigationItem {
7262     [[self navigationItem] setTitle:[self isEditing] ? UCLocalize("SECTION_VISIBILITY") : UCLocalize("SECTIONS")];
7263     if ([sections_ count] == 0) {
7264         [[self navigationItem] setRightBarButtonItem:nil];
7265     } else {
7266         [[self navigationItem] setRightBarButtonItem:[[UIBarButtonItem alloc]
7267             initWithBarButtonSystemItem:([self isEditing] ? UIBarButtonSystemItemDone : UIBarButtonSystemItemEdit)
7268             target:self
7269             action:@selector(editButtonClicked)
7270         ] animated:([[self navigationItem] rightBarButtonItem] != nil)];
7271     }
7272 }
7273
7274 - (void) setEditing:(BOOL)editing animated:(BOOL)animated {
7275     [super setEditing:editing animated:animated];
7276
7277     if (editing)
7278         [list_ reloadData];
7279     else
7280         [delegate_ updateData];
7281
7282     [self updateNavigationItem];
7283 }
7284
7285 - (void) viewDidAppear:(BOOL)animated {
7286     [super viewDidAppear:animated];
7287     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7288 }
7289
7290 - (void) viewWillDisappear:(BOOL)animated {
7291     [super viewWillDisappear:animated];
7292     [self setEditing:NO];
7293 }
7294
7295 - (Section *) sectionAtIndexPath:(NSIndexPath *)indexPath {
7296     Section *section = nil;
7297     int index = [indexPath row];
7298     if (![self isEditing]) {
7299         index -= 1;
7300         if (index >= 0)
7301             section = [filtered_ objectAtIndex:index];
7302     } else {
7303         section = [sections_ objectAtIndex:index];
7304     }
7305     return section;
7306 }
7307
7308 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7309     if ([self isEditing])
7310         return [sections_ count];
7311     else
7312         return [filtered_ count] + 1;
7313 }
7314
7315 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
7316     return 45.0f;
7317 }*/
7318
7319 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7320     static NSString *reuseIdentifier = @"SectionCell";
7321
7322     SectionCell *cell = (SectionCell *)[tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
7323     if (cell == nil)
7324         cell = [[[SectionCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
7325
7326     [cell setSection:[self sectionAtIndexPath:indexPath] editing:[self isEditing]];
7327
7328     return cell;
7329 }
7330
7331 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
7332     if ([self isEditing])
7333         return;
7334
7335     Section *section = [self sectionAtIndexPath:indexPath];
7336
7337     SectionController *controller = [[[SectionController alloc]
7338         initWithDatabase:database_
7339         source:[self source]
7340         section:[section name]
7341     ] autorelease];
7342     [controller setDelegate:delegate_];
7343
7344     [[self navigationController] pushViewController:controller animated:YES];
7345 }
7346
7347 - (void) loadView {
7348     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease];
7349     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7350     [list_ setRowHeight:46];
7351     [(UITableView *) list_ setDataSource:self];
7352     [list_ setDelegate:self];
7353     [self setView:list_];
7354 }
7355
7356 - (void) viewDidLoad {
7357     [super viewDidLoad];
7358
7359     [[self navigationItem] setTitle:UCLocalize("SECTIONS")];
7360 }
7361
7362 - (void) releaseSubviews {
7363     list_ = nil;
7364
7365     sections_ = nil;
7366     filtered_ = nil;
7367
7368     [super releaseSubviews];
7369 }
7370
7371 - (id) initWithDatabase:(Database *)database source:(Source *)source {
7372     if ((self = [super init]) != nil) {
7373         database_ = database;
7374         key_ = [source key];
7375     } return self;
7376 }
7377
7378 - (void) reloadData {
7379     [super reloadData];
7380
7381     NSArray *packages = [database_ packages];
7382
7383     sections_ = [NSMutableArray arrayWithCapacity:16];
7384     filtered_ = [NSMutableArray arrayWithCapacity:16];
7385
7386     NSMutableDictionary *sections([NSMutableDictionary dictionaryWithCapacity:32]);
7387
7388     Source *source([self source]);
7389
7390     _trace();
7391     for (Package *package in packages) {
7392         if (source != nil && [package source] != source)
7393             continue;
7394
7395         NSString *name([package section]);
7396         NSString *key(name == nil ? @"" : name);
7397
7398         Section *section;
7399
7400         _profile(SectionsView$reloadData$Section)
7401             section = [sections objectForKey:key];
7402             if (section == nil) {
7403                 _profile(SectionsView$reloadData$Section$Allocate)
7404                     section = [[[Section alloc] initWithName:key localize:YES] autorelease];
7405                     [sections setObject:section forKey:key];
7406                 _end
7407             }
7408         _end
7409
7410         [section addToCount];
7411
7412         _profile(SectionsView$reloadData$Filter)
7413             if (![package valid] || ![package visible])
7414                 continue;
7415         _end
7416
7417         [section addToRow];
7418     }
7419     _trace();
7420
7421     [sections_ addObjectsFromArray:[sections allValues]];
7422
7423     [sections_ sortUsingSelector:@selector(compareByLocalized:)];
7424
7425     for (Section *section in (id) sections_) {
7426         size_t count([section row]);
7427         if (count == 0)
7428             continue;
7429
7430         section = [[[Section alloc] initWithName:[section name] localized:[section localized]] autorelease];
7431         [section setCount:count];
7432         [filtered_ addObject:section];
7433     }
7434
7435     [self updateNavigationItem];
7436     [list_ reloadData];
7437     _trace();
7438 }
7439
7440 - (void) editButtonClicked {
7441     [self setEditing:![self isEditing] animated:YES];
7442 }
7443
7444 @end
7445 /* }}} */
7446
7447 /* Changes Controller {{{ */
7448 @interface ChangesController : FilteredPackageListController {
7449     unsigned upgrades_;
7450 }
7451
7452 - (id) initWithDatabase:(Database *)database;
7453
7454 @end
7455
7456 @implementation ChangesController
7457
7458 - (NSURL *) referrerURL {
7459     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/changes/", UI_]];
7460 }
7461
7462 - (NSURL *) navigationURL {
7463     return [NSURL URLWithString:@"cydia://changes"];
7464 }
7465
7466 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
7467 @synchronized (database_) {
7468     if ([database_ era] != era_)
7469         return nil;
7470
7471     NSUInteger sectionIndex([path section]);
7472     if (sectionIndex >= [sections_ count])
7473         return nil;
7474     Section *section([sections_ objectAtIndex:sectionIndex]);
7475     NSInteger row([path row]);
7476     return [[[packages_ objectAtIndex:([section row] + row)] retain] autorelease];
7477 } }
7478
7479 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
7480     NSString *context([alert context]);
7481
7482     if ([context isEqualToString:@"norefresh"])
7483         [alert dismissWithClickedButtonIndex:-1 animated:YES];
7484 }
7485
7486 - (void) setLeftBarButtonItem {
7487     if ([delegate_ updating])
7488         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7489             initWithTitle:UCLocalize("CANCEL")
7490             style:UIBarButtonItemStyleDone
7491             target:self
7492             action:@selector(cancelButtonClicked)
7493         ] autorelease] animated:YES];
7494     else
7495         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7496             initWithTitle:UCLocalize("REFRESH")
7497             style:UIBarButtonItemStylePlain
7498             target:self
7499             action:@selector(refreshButtonClicked)
7500         ] autorelease] animated:YES];
7501 }
7502
7503 - (void) refreshButtonClicked {
7504     if ([delegate_ requestUpdate])
7505         [self setLeftBarButtonItem];
7506 }
7507
7508 - (void) cancelButtonClicked {
7509     [delegate_ cancelUpdate];
7510 }
7511
7512 - (void) upgradeButtonClicked {
7513     [delegate_ distUpgrade];
7514     [[self navigationItem] setRightBarButtonItem:nil animated:YES];
7515 }
7516
7517 - (bool) shouldYield {
7518     return true;
7519 }
7520
7521 - (bool) shouldBlock {
7522     return true;
7523 }
7524
7525 - (void) useFilter {
7526 @synchronized (self) {
7527     [self setFilter:[](Package *package) {
7528         return [package upgradableAndEssential:YES] || [package visible];
7529     }];
7530
7531     [self setSorter:[](NSMutableArray *packages) {
7532         [packages radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackageChangesRadix) withContext:NULL];
7533     }];
7534 } }
7535
7536 - (id) initWithDatabase:(Database *)database {
7537     if ((self = [super initWithDatabase:database title:UCLocalize("CHANGES")]) != nil) {
7538         [self useFilter];
7539     } return self;
7540 }
7541
7542 - (void) viewDidLoad {
7543     [super viewDidLoad];
7544     [self setLeftBarButtonItem];
7545 }
7546
7547 - (void) viewWillAppear:(BOOL)animated {
7548     [super viewWillAppear:animated];
7549     [self setLeftBarButtonItem];
7550 }
7551
7552 - (void) reloadData {
7553     [self setLeftBarButtonItem];
7554     [super reloadData];
7555 }
7556
7557 - (NSArray *) sectionsForPackages:(NSMutableArray *)packages {
7558     NSMutableArray *sections([NSMutableArray arrayWithCapacity:16]);
7559
7560     Section *upgradable = [[[Section alloc] initWithName:UCLocalize("AVAILABLE_UPGRADES") localize:NO] autorelease];
7561     Section *ignored = nil;
7562     Section *section = nil;
7563     time_t last = 0;
7564
7565     upgrades_ = 0;
7566     bool unseens = false;
7567
7568     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle));
7569
7570     for (size_t offset = 0, count = [packages count]; offset != count; ++offset) {
7571         Package *package = [packages objectAtIndex:offset];
7572
7573         BOOL uae = [package upgradableAndEssential:YES];
7574
7575         if (!uae) {
7576             unseens = true;
7577             time_t seen([package seen]);
7578
7579             if (section == nil || last != seen) {
7580                 last = seen;
7581
7582                 NSString *name;
7583                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:seen]);
7584                 [name autorelease];
7585
7586                 _profile(ChangesController$reloadData$Allocate)
7587                     name = [NSString stringWithFormat:UCLocalize("NEW_AT"), name];
7588                     section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
7589                     [sections addObject:section];
7590                 _end
7591             }
7592
7593             [section addToCount];
7594         } else if ([package ignored]) {
7595             if (ignored == nil) {
7596                 ignored = [[[Section alloc] initWithName:UCLocalize("IGNORED_UPGRADES") row:offset localize:NO] autorelease];
7597             }
7598             [ignored addToCount];
7599         } else {
7600             ++upgrades_;
7601             [upgradable addToCount];
7602         }
7603     }
7604     _trace();
7605
7606     CFRelease(formatter);
7607
7608     if (unseens) {
7609         Section *last = [sections lastObject];
7610         size_t count = [last count];
7611         [packages removeObjectsInRange:NSMakeRange([packages count] - count, count)];
7612         [sections removeLastObject];
7613     }
7614
7615     if ([ignored count] != 0)
7616         [sections insertObject:ignored atIndex:0];
7617     if (upgrades_ != 0)
7618         [sections insertObject:upgradable atIndex:0];
7619
7620     [list_ reloadData];
7621
7622     [[self navigationItem] setRightBarButtonItem:(upgrades_ == 0 ? nil : [[[UIBarButtonItem alloc]
7623         initWithTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("UPGRADE"), [NSString stringWithFormat:@"%u", upgrades_]]
7624         style:UIBarButtonItemStylePlain
7625         target:self
7626         action:@selector(upgradeButtonClicked)
7627     ] autorelease]) animated:YES];
7628
7629     return sections;
7630 }
7631
7632 @end
7633 /* }}} */
7634 /* Search Controller {{{ */
7635 @interface SearchController : FilteredPackageListController <
7636     UISearchBarDelegate
7637 > {
7638     _H<UISearchBar, 1> search_;
7639     BOOL searchloaded_;
7640     bool summary_;
7641 }
7642
7643 - (id) initWithDatabase:(Database *)database query:(NSString *)query;
7644 - (void) reloadData;
7645
7646 @end
7647
7648 @implementation SearchController
7649
7650 - (NSURL *) referrerURL {
7651     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/search?q=%@", UI_, [([search_ text] ?: @"") stringByAddingPercentEscapesIncludingReserved]]];
7652 }
7653
7654 - (NSURL *) navigationURL {
7655     if ([search_ text] == nil || [[search_ text] isEqualToString:@""])
7656         return [NSURL URLWithString:@"cydia://search"];
7657     else
7658         return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://search/%@", [[search_ text] stringByAddingPercentEscapesIncludingReserved]]];
7659 }
7660
7661 - (NSArray *) termsForQuery:(NSString *)query {
7662     NSMutableArray *terms([NSMutableArray arrayWithCapacity:2]);
7663     for (NSString *component in [query componentsSeparatedByString:@" "])
7664         if ([component length] != 0)
7665             [terms addObject:component];
7666
7667     return terms;
7668 }
7669
7670 - (void) useSearch {
7671     _H<NSArray> query([self termsForQuery:[search_ text]]);
7672     summary_ = false;
7673
7674 @synchronized (self) {
7675     [self setFilter:[=](Package *package) {
7676         if (![package unfiltered])
7677             return false;
7678         if (![package matches:query])
7679             return false;
7680         return true;
7681     }];
7682
7683     [self setSorter:[](NSMutableArray *packages) {
7684         [packages radixSortUsingSelector:@selector(rank)];
7685     }];
7686 }
7687
7688     [self clearData];
7689     [self reloadData];
7690 }
7691
7692 - (void) usePrefix:(NSString *)prefix {
7693     _H<NSString> query(prefix);
7694     summary_ = true;
7695
7696 @synchronized (self) {
7697     [self setFilter:[=](Package *package) {
7698         if ([query length] == 0)
7699             return false;
7700         if (![package unfiltered])
7701             return false;
7702         if ([[package name] compare:query options:MatchCompareOptions_ range:NSMakeRange(0, [query length])] != NSOrderedSame)
7703             return false;
7704         return true;
7705     }];
7706
7707     [self setSorter:nullptr];
7708 }
7709
7710     [self reloadData];
7711 }
7712
7713 - (void) searchBarTextDidBeginEditing:(UISearchBar *)searchBar {
7714     [self clearData];
7715     [self usePrefix:[search_ text]];
7716 }
7717
7718 - (void) searchBarButtonClicked:(UISearchBar *)searchBar {
7719     [search_ resignFirstResponder];
7720     [self useSearch];
7721 }
7722
7723 - (void) searchBarCancelButtonClicked:(UISearchBar *)searchBar {
7724     [search_ setText:@""];
7725     [self searchBarButtonClicked:searchBar];
7726 }
7727
7728 - (void) searchBarSearchButtonClicked:(UISearchBar *)searchBar {
7729     [self searchBarButtonClicked:searchBar];
7730 }
7731
7732 - (void) searchBar:(UISearchBar *)searchBar textDidChange:(NSString *)text {
7733     [self usePrefix:text];
7734 }
7735
7736 - (bool) shouldYield {
7737     return YES;
7738 }
7739
7740 - (bool) shouldBlock {
7741     return !summary_;
7742 }
7743
7744 - (bool) isSummarized {
7745     return summary_;
7746 }
7747
7748 - (bool) showsSections {
7749     return false;
7750 }
7751
7752 - (id) initWithDatabase:(Database *)database query:(NSString *)query {
7753     if ((self = [super initWithDatabase:database title:UCLocalize("SEARCH")])) {
7754         search_ = [[[UISearchBar alloc] init] autorelease];
7755         [search_ setPlaceholder:UCLocalize("SEARCH_EX")];
7756         [search_ setDelegate:self];
7757
7758         UITextField *textField;
7759         if ([search_ respondsToSelector:@selector(searchField)])
7760             textField = [search_ searchField];
7761         else
7762             textField = MSHookIvar<UITextField *>(search_, "_searchField");
7763
7764         [textField setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
7765         [textField setEnablesReturnKeyAutomatically:NO];
7766         [[self navigationItem] setTitleView:textField];
7767
7768         if (query != nil)
7769             [search_ setText:query];
7770         [self useSearch];
7771     } return self;
7772 }
7773
7774 - (void) viewDidAppear:(BOOL)animated {
7775     [super viewDidAppear:animated];
7776
7777     if (!searchloaded_) {
7778         searchloaded_ = YES;
7779         [search_ setFrame:CGRectMake(0, 0, [[self view] bounds].size.width, 44.0f)];
7780         [search_ layoutSubviews];
7781     }
7782
7783     if ([self isSummarized])
7784         [search_ becomeFirstResponder];
7785 }
7786
7787 - (void) reloadData {
7788     [self resetCursor];
7789     [super reloadData];
7790 }
7791
7792 - (void) didSelectPackage:(Package *)package {
7793     [search_ resignFirstResponder];
7794     [super didSelectPackage:package];
7795 }
7796
7797 @end
7798 /* }}} */
7799 /* Package Settings Controller {{{ */
7800 @interface PackageSettingsController : CyteViewController <
7801     UITableViewDataSource,
7802     UITableViewDelegate
7803 > {
7804     _transient Database *database_;
7805     _H<NSString> name_;
7806     _H<Package> package_;
7807     _H<UITableView, 2> table_;
7808     _H<UISwitch> subscribedSwitch_;
7809     _H<UISwitch> ignoredSwitch_;
7810     _H<UITableViewCell> subscribedCell_;
7811     _H<UITableViewCell> ignoredCell_;
7812 }
7813
7814 - (id) initWithDatabase:(Database *)database package:(NSString *)package;
7815
7816 @end
7817
7818 @implementation PackageSettingsController
7819
7820 - (NSURL *) navigationURL {
7821     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/settings", (id) name_]];
7822 }
7823
7824 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
7825     if (package_ == nil)
7826         return 0;
7827
7828     if ([package_ installed] == nil)
7829         return 1;
7830     else
7831         return 2;
7832 }
7833
7834 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7835     if (package_ == nil)
7836         return 0;
7837
7838     // both sections contain just one item right now.
7839     return 1;
7840 }
7841
7842 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
7843     return nil;
7844 }
7845
7846 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
7847     if (section == 0)
7848         return UCLocalize("SHOW_ALL_CHANGES_EX");
7849     else
7850         return UCLocalize("IGNORE_UPGRADES_EX");
7851 }
7852
7853 - (void) onSubscribed:(id)control {
7854     bool value([control isOn]);
7855     if (package_ == nil)
7856         return;
7857     if ([package_ setSubscribed:value])
7858         [delegate_ updateData];
7859 }
7860
7861 - (void) _updateIgnored {
7862     const char *package([name_ UTF8String]);
7863     bool on([ignoredSwitch_ isOn]);
7864
7865     FILE *dpkg(popen("/usr/libexec/cydia/cydo --set-selections", "w"));
7866     fwrite(package, strlen(package), 1, dpkg);
7867
7868     if (on)
7869         fwrite(" hold\n", 6, 1, dpkg);
7870     else
7871         fwrite(" install\n", 9, 1, dpkg);
7872
7873     pclose(dpkg);
7874 }
7875
7876 - (void) onIgnored:(id)control {
7877     NSInvocation *invocation([NSInvocation invocationWithMethodSignature:[self methodSignatureForSelector:@selector(_updateIgnored)]]);
7878     [invocation setTarget:self];
7879     [invocation setSelector:@selector(_updateIgnored)];
7880
7881     [delegate_ reloadDataWithInvocation:invocation];
7882 }
7883
7884 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7885     if (package_ == nil)
7886         return nil;
7887
7888     switch ([indexPath section]) {
7889         case 0: return subscribedCell_;
7890         case 1: return ignoredCell_;
7891
7892         _nodefault
7893     }
7894
7895     return nil;
7896 }
7897
7898 - (void) loadView {
7899     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
7900     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
7901     [self setView:view];
7902
7903     table_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped] autorelease];
7904     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7905     [(UITableView *) table_ setDataSource:self];
7906     [table_ setDelegate:self];
7907     [view addSubview:table_];
7908
7909     subscribedSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
7910     [subscribedSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7911     [subscribedSwitch_ addTarget:self action:@selector(onSubscribed:) forEvents:UIControlEventValueChanged];
7912
7913     ignoredSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
7914     [ignoredSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7915     [ignoredSwitch_ addTarget:self action:@selector(onIgnored:) forEvents:UIControlEventValueChanged];
7916
7917     subscribedCell_ = [[[UITableViewCell alloc] init] autorelease];
7918     [subscribedCell_ setText:UCLocalize("SHOW_ALL_CHANGES")];
7919     [subscribedCell_ setAccessoryView:subscribedSwitch_];
7920     [subscribedCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7921
7922     ignoredCell_ = [[[UITableViewCell alloc] init] autorelease];
7923     [ignoredCell_ setText:UCLocalize("IGNORE_UPGRADES")];
7924     [ignoredCell_ setAccessoryView:ignoredSwitch_];
7925     [ignoredCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7926 }
7927
7928 - (void) viewDidLoad {
7929     [super viewDidLoad];
7930
7931     [[self navigationItem] setTitle:UCLocalize("SETTINGS")];
7932 }
7933
7934 - (void) releaseSubviews {
7935     ignoredCell_ = nil;
7936     subscribedCell_ = nil;
7937     table_ = nil;
7938     ignoredSwitch_ = nil;
7939     subscribedSwitch_ = nil;
7940
7941     [super releaseSubviews];
7942 }
7943
7944 - (id) initWithDatabase:(Database *)database package:(NSString *)package {
7945     if ((self = [super init]) != nil) {
7946         database_ = database;
7947         name_ = package;
7948     } return self;
7949 }
7950
7951 - (void) reloadData {
7952     [super reloadData];
7953
7954     package_ = [database_ packageWithName:name_];
7955
7956     if (package_ != nil) {
7957         [subscribedSwitch_ setOn:([package_ subscribed] ? 1 : 0) animated:NO];
7958         [ignoredSwitch_ setOn:([package_ ignored] ? 1 : 0) animated:NO];
7959     } // XXX: what now, G?
7960
7961     [table_ reloadData];
7962 }
7963
7964 @end
7965 /* }}} */
7966
7967 /* Installed Controller {{{ */
7968 @interface InstalledController : FilteredPackageListController {
7969     bool sectioned_;
7970 }
7971
7972 - (id) initWithDatabase:(Database *)database;
7973 - (void) queueStatusDidChange;
7974
7975 @end
7976
7977 @implementation InstalledController
7978
7979 - (NSURL *) referrerURL {
7980     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/installed/", UI_]];
7981 }
7982
7983 - (NSURL *) navigationURL {
7984     return [NSURL URLWithString:@"cydia://installed"];
7985 }
7986
7987 - (void) useRecent {
7988     sectioned_ = false;
7989
7990 @synchronized (self) {
7991     [self setFilter:[](Package *package) {
7992         return ![package uninstalled] && package->role_ < 7;
7993     }];
7994
7995     [self setSorter:[](NSMutableArray *packages) {
7996         [packages radixSortUsingSelector:@selector(recent)];
7997     }];
7998 } }
7999
8000 - (void) useFilter:(UISegmentedControl *)segmented {
8001     NSInteger selected([segmented selectedSegmentIndex]);
8002     if (selected == 2)
8003         return [self useRecent];
8004     bool simple(selected == 0);
8005     sectioned_ = true;
8006
8007 @synchronized (self) {
8008     [self setFilter:[=](Package *package) {
8009         return ![package uninstalled] && package->role_ <= (simple ? 1 : 3);
8010     }];
8011
8012     [self setSorter:nullptr];
8013 } }
8014
8015 - (NSArray *) sectionsForPackages:(NSMutableArray *)packages {
8016     if (sectioned_)
8017         return [super sectionsForPackages:packages];
8018
8019     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterLongStyle, kCFDateFormatterNoStyle));
8020
8021     NSMutableArray *sections([NSMutableArray arrayWithCapacity:16]);
8022     Section *section(nil);
8023     time_t last(0);
8024
8025     for (size_t offset(0), count([packages count]); offset != count; ++offset) {
8026         Package *package([packages objectAtIndex:offset]);
8027
8028         time_t upgraded([package upgraded]);
8029         if (upgraded < 1168364520)
8030             upgraded = 0;
8031         else
8032             upgraded -= upgraded % (60 * 60 * 24);
8033
8034         if (section == nil || upgraded != last) {
8035             last = upgraded;
8036
8037             NSString *name;
8038             if (upgraded == 0)
8039                 continue; // XXX: name = UCLocalize("...");
8040             else {
8041                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:upgraded]);
8042                 [name autorelease];
8043             }
8044
8045             section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
8046             [sections addObject:section];
8047         }
8048
8049         [section addToCount];
8050     }
8051
8052     CFRelease(formatter);
8053     return sections;
8054 }
8055
8056 - (id) initWithDatabase:(Database *)database {
8057     if ((self = [super initWithDatabase:database title:UCLocalize("INSTALLED")]) != nil) {
8058         UISegmentedControl *segmented([[[UISegmentedControl alloc] initWithItems:[NSArray arrayWithObjects:UCLocalize("USER"), UCLocalize("EXPERT"), UCLocalize("RECENT"), nil]] autorelease]);
8059         [segmented setSelectedSegmentIndex:0];
8060         [segmented setSegmentedControlStyle:UISegmentedControlStyleBar];
8061         [[self navigationItem] setTitleView:segmented];
8062
8063         [segmented addTarget:self action:@selector(modeChanged:) forEvents:UIControlEventValueChanged];
8064         [self useFilter:segmented];
8065
8066         [self queueStatusDidChange];
8067     } return self;
8068 }
8069
8070 #if !AlwaysReload
8071 - (void) queueButtonClicked {
8072     [delegate_ queue];
8073 }
8074 #endif
8075
8076 - (void) queueStatusDidChange {
8077 #if !AlwaysReload
8078     if (Queuing_) {
8079         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8080             initWithTitle:UCLocalize("QUEUE")
8081             style:UIBarButtonItemStyleDone
8082             target:self
8083             action:@selector(queueButtonClicked)
8084         ] autorelease]];
8085     } else {
8086         [[self navigationItem] setRightBarButtonItem:nil];
8087     }
8088 #endif
8089 }
8090
8091 - (void) modeChanged:(UISegmentedControl *)segmented {
8092     [self useFilter:segmented];
8093     [self reloadData];
8094 }
8095
8096 @end
8097 /* }}} */
8098
8099 /* Source Cell {{{ */
8100 @interface SourceCell : CyteTableViewCell <
8101     CyteTableViewCellDelegate,
8102     SourceDelegate
8103 > {
8104     _H<Source, 1> source_;
8105     _H<NSURL> url_;
8106     _H<UIImage> icon_;
8107     _H<NSString> origin_;
8108     _H<NSString> label_;
8109     _H<UIActivityIndicatorView> indicator_;
8110 }
8111
8112 - (void) setSource:(Source *)source;
8113 - (void) setFetch:(NSNumber *)fetch;
8114
8115 @end
8116
8117 @implementation SourceCell
8118
8119 - (void) _setImage:(NSArray *)data {
8120     if ([url_ isEqual:[data objectAtIndex:0]]) {
8121         icon_ = [data objectAtIndex:1];
8122         [content_ setNeedsDisplay];
8123     }
8124 }
8125
8126 - (void) _setSource:(NSURL *) url {
8127     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
8128
8129     if (NSData *data = [NSURLConnection
8130         sendSynchronousRequest:[NSURLRequest
8131             requestWithURL:url
8132             cachePolicy:NSURLRequestUseProtocolCachePolicy
8133             timeoutInterval:10
8134         ]
8135
8136         returningResponse:NULL
8137         error:NULL
8138     ])
8139         if (UIImage *image = [UIImage imageWithData:data])
8140             [self performSelectorOnMainThread:@selector(_setImage:) withObject:[NSArray arrayWithObjects:url, image, nil] waitUntilDone:NO];
8141
8142     [pool release];
8143 }
8144
8145 - (void) setSource:(Source *)source {
8146     source_ = source;
8147     [source_ setDelegate:self];
8148
8149     [self setFetch:[NSNumber numberWithBool:[source_ fetch]]];
8150
8151     icon_ = [UIImage imageNamed:@"unknown.png"];
8152
8153     origin_ = [source name];
8154     label_ = [source rooturi];
8155
8156     [content_ setNeedsDisplay];
8157
8158     url_ = [source iconURL];
8159     [NSThread detachNewThreadSelector:@selector(_setSource:) toTarget:self withObject:url_];
8160 }
8161
8162 - (void) setAllSource {
8163     source_ = nil;
8164     [indicator_ stopAnimating];
8165
8166     icon_ = [UIImage imageNamed:@"folder.png"];
8167     origin_ = UCLocalize("ALL_SOURCES");
8168     label_ = UCLocalize("ALL_SOURCES_EX");
8169     [content_ setNeedsDisplay];
8170 }
8171
8172 - (SourceCell *) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
8173     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
8174         UIView *content([self contentView]);
8175         CGRect bounds([content bounds]);
8176
8177         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
8178         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8179         [content_ setBackgroundColor:[UIColor whiteColor]];
8180         [content addSubview:content_];
8181
8182         [content_ setDelegate:self];
8183         [content_ setOpaque:YES];
8184
8185         indicator_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleGraySmall] autorelease];
8186         [indicator_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleTopMargin];// | UIViewAutoresizingFlexibleBottomMargin];
8187         [content addSubview:indicator_];
8188
8189         [[content_ layer] setContentsGravity:kCAGravityTopLeft];
8190     } return self;
8191 }
8192
8193 - (void) layoutSubviews {
8194     [super layoutSubviews];
8195
8196     UIView *content([self contentView]);
8197     CGRect bounds([content bounds]);
8198
8199     CGRect frame([indicator_ frame]);
8200     frame.origin.x = bounds.size.width - frame.size.width;
8201     frame.origin.y = Retina((bounds.size.height - frame.size.height) / 2);
8202
8203     if (kCFCoreFoundationVersionNumber < 800)
8204         frame.origin.x -= 8;
8205     [indicator_ setFrame:frame];
8206 }
8207
8208 - (NSString *) accessibilityLabel {
8209     return origin_;
8210 }
8211
8212 - (void) drawContentRect:(CGRect)rect {
8213     bool highlighted(highlighted_);
8214     float width(rect.size.width);
8215
8216     if (icon_ != nil) {
8217         CGRect rect;
8218         rect.size = [(UIImage *) icon_ size];
8219
8220         while (rect.size.width > 32 || rect.size.height > 32) {
8221             rect.size.width /= 2;
8222             rect.size.height /= 2;
8223         }
8224
8225         rect.origin.x = 26 - rect.size.width / 2;
8226         rect.origin.y = 26 - rect.size.height / 2;
8227
8228         [icon_ drawInRect:Retina(rect)];
8229     }
8230
8231     if (highlighted && kCFCoreFoundationVersionNumber < 800)
8232         UISetColor(White_);
8233
8234     if (!highlighted)
8235         UISetColor(Black_);
8236     [origin_ drawAtPoint:CGPointMake(52, 8) forWidth:(width - 49) withFont:Font18Bold_ lineBreakMode:NSLineBreakByTruncatingTail];
8237
8238     if (!highlighted)
8239         UISetColor(Gray_);
8240     [label_ drawAtPoint:CGPointMake(52, 29) forWidth:(width - 49) withFont:Font12_ lineBreakMode:NSLineBreakByTruncatingTail];
8241 }
8242
8243 - (void) setFetch:(NSNumber *)fetch {
8244     if ([fetch boolValue])
8245         [indicator_ startAnimating];
8246     else
8247         [indicator_ stopAnimating];
8248 }
8249
8250 @end
8251 /* }}} */
8252 /* Sources Controller {{{ */
8253 @interface SourcesController : CyteViewController <
8254     UITableViewDataSource,
8255     UITableViewDelegate
8256 > {
8257     _transient Database *database_;
8258     unsigned era_;
8259
8260     _H<UITableView, 2> list_;
8261     _H<NSMutableArray> sources_;
8262     int offset_;
8263
8264     _H<NSString> href_;
8265     _H<UIProgressHUD> hud_;
8266     _H<NSError> error_;
8267
8268     NSURLConnection *trivial_bz2_;
8269     NSURLConnection *trivial_gz_;
8270
8271     BOOL cydia_;
8272 }
8273
8274 - (id) initWithDatabase:(Database *)database;
8275 - (void) updateButtonsForEditingStatusAnimated:(BOOL)animated;
8276
8277 @end
8278
8279 @implementation SourcesController
8280
8281 - (void) _releaseConnection:(NSURLConnection *)connection {
8282     if (connection != nil) {
8283         [connection cancel];
8284         //[connection setDelegate:nil];
8285         [connection release];
8286     }
8287 }
8288
8289 - (void) dealloc {
8290     [self _releaseConnection:trivial_gz_];
8291     [self _releaseConnection:trivial_bz2_];
8292
8293     [super dealloc];
8294 }
8295
8296 - (NSURL *) navigationURL {
8297     return [NSURL URLWithString:@"cydia://sources"];
8298 }
8299
8300 - (void) viewDidAppear:(BOOL)animated {
8301     [super viewDidAppear:animated];
8302     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
8303 }
8304
8305 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8306     return 2;
8307 }
8308
8309 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
8310     if (section == 1)
8311         return UCLocalize("INDIVIDUAL_SOURCES");
8312     return nil;
8313 }
8314
8315 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8316     switch (section) {
8317         case 0: return 1;
8318         case 1: return [sources_ count];
8319         default: return 0;
8320     }
8321 }
8322
8323 - (Source *) sourceAtIndexPath:(NSIndexPath *)indexPath {
8324 @synchronized (database_) {
8325     if ([database_ era] != era_)
8326         return nil;
8327     if ([indexPath section] != 1)
8328         return nil;
8329     NSUInteger index([indexPath row]);
8330     if (index >= [sources_ count])
8331         return nil;
8332     return [sources_ objectAtIndex:index];
8333 } }
8334
8335 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8336     static NSString *cellIdentifier = @"SourceCell";
8337
8338     SourceCell *cell = (SourceCell *) [tableView dequeueReusableCellWithIdentifier:cellIdentifier];
8339     if (cell == nil) cell = [[[SourceCell alloc] initWithFrame:CGRectZero reuseIdentifier:cellIdentifier] autorelease];
8340     [cell setAccessoryType:UITableViewCellAccessoryDisclosureIndicator];
8341
8342     Source *source([self sourceAtIndexPath:indexPath]);
8343     if (source == nil)
8344         [cell setAllSource];
8345     else
8346         [cell setSource:source];
8347
8348     return cell;
8349 }
8350
8351 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
8352     SectionsController *controller([[[SectionsController alloc]
8353         initWithDatabase:database_
8354         source:[self sourceAtIndexPath:indexPath]
8355     ] autorelease]);
8356
8357     [controller setDelegate:delegate_];
8358     [[self navigationController] pushViewController:controller animated:YES];
8359 }
8360
8361 - (BOOL) tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath {
8362     if ([indexPath section] != 1)
8363         return false;
8364     Source *source = [self sourceAtIndexPath:indexPath];
8365     return [source record] != nil;
8366 }
8367
8368 - (void) tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath {
8369     _assert([indexPath section] == 1);
8370     if (editingStyle ==  UITableViewCellEditingStyleDelete) {
8371         Source *source = [self sourceAtIndexPath:indexPath];
8372         if (source == nil) return;
8373
8374         [Sources_ removeObjectForKey:[source key]];
8375
8376         [delegate_ _saveConfig];
8377         [delegate_ reloadDataWithInvocation:nil];
8378     }
8379 }
8380
8381 - (void) tableView:(UITableView *)tableView didEndEditingRowAtIndexPath:(NSIndexPath *)indexPath {
8382     [self updateButtonsForEditingStatusAnimated:YES];
8383 }
8384
8385 - (void) complete {
8386     [delegate_ addTrivialSource:href_];
8387     href_ = nil;
8388
8389     [delegate_ syncData];
8390 }
8391
8392 - (NSString *) getWarning {
8393     NSString *href(href_);
8394     NSRange colon([href rangeOfString:@"://"]);
8395     if (colon.location != NSNotFound)
8396         href = [href substringFromIndex:(colon.location + 3)];
8397     href = [href stringByAddingPercentEscapes];
8398     href = [CydiaURL(@"api/repotag/") stringByAppendingString:href];
8399
8400     NSURL *url([NSURL URLWithString:href]);
8401
8402     NSStringEncoding encoding;
8403     NSError *error(nil);
8404
8405     if (NSString *warning = [NSString stringWithContentsOfURL:url usedEncoding:&encoding error:&error])
8406         return [warning length] == 0 ? nil : warning;
8407     return nil;
8408 }
8409
8410 - (void) _endConnection:(NSURLConnection *)connection {
8411     // XXX: the memory management in this method is horribly awkward
8412
8413     NSURLConnection **field = NULL;
8414     if (connection == trivial_bz2_)
8415         field = &trivial_bz2_;
8416     else if (connection == trivial_gz_)
8417         field = &trivial_gz_;
8418     _assert(field != NULL);
8419     [connection release];
8420     *field = nil;
8421
8422     if (
8423         trivial_bz2_ == nil &&
8424         trivial_gz_ == nil
8425     ) {
8426         NSString *warning(cydia_ ? [self yieldToSelector:@selector(getWarning)] : nil);
8427
8428         [delegate_ releaseNetworkActivityIndicator];
8429
8430         [delegate_ removeProgressHUD:hud_];
8431         hud_ = nil;
8432
8433         if (cydia_) {
8434             if (warning != nil) {
8435                 UIAlertView *alert = [[[UIAlertView alloc]
8436                     initWithTitle:UCLocalize("SOURCE_WARNING")
8437                     message:warning
8438                     delegate:self
8439                     cancelButtonTitle:UCLocalize("CANCEL")
8440                     otherButtonTitles:
8441                         UCLocalize("ADD_ANYWAY"),
8442                     nil
8443                 ] autorelease];
8444
8445                 [alert setContext:@"warning"];
8446                 [alert setNumberOfRows:1];
8447                 [alert show];
8448
8449                 // XXX: there used to be this great mechanism called yieldToPopup... who deleted it?
8450                 error_ = nil;
8451                 return;
8452             }
8453
8454             [self complete];
8455         } else if (error_ != nil) {
8456             UIAlertView *alert = [[[UIAlertView alloc]
8457                 initWithTitle:UCLocalize("VERIFICATION_ERROR")
8458                 message:[error_ localizedDescription]
8459                 delegate:self
8460                 cancelButtonTitle:UCLocalize("OK")
8461                 otherButtonTitles:nil
8462             ] autorelease];
8463
8464             [alert setContext:@"urlerror"];
8465             [alert show];
8466
8467             href_ = nil;
8468         } else {
8469             UIAlertView *alert = [[[UIAlertView alloc]
8470                 initWithTitle:UCLocalize("NOT_REPOSITORY")
8471                 message:UCLocalize("NOT_REPOSITORY_EX")
8472                 delegate:self
8473                 cancelButtonTitle:UCLocalize("OK")
8474                 otherButtonTitles:nil
8475             ] autorelease];
8476
8477             [alert setContext:@"trivial"];
8478             [alert show];
8479
8480             href_ = nil;
8481         }
8482
8483         error_ = nil;
8484     }
8485 }
8486
8487 - (void) connection:(NSURLConnection *)connection didReceiveResponse:(NSHTTPURLResponse *)response {
8488     switch ([response statusCode]) {
8489         case 200:
8490             cydia_ = YES;
8491     }
8492 }
8493
8494 - (void) connection:(NSURLConnection *)connection didFailWithError:(NSError *)error {
8495     lprintf("connection:\"%s\" didFailWithError:\"%s\"\n", [href_ UTF8String], [[error localizedDescription] UTF8String]);
8496     error_ = error;
8497     [self _endConnection:connection];
8498 }
8499
8500 - (void) connectionDidFinishLoading:(NSURLConnection *)connection {
8501     [self _endConnection:connection];
8502 }
8503
8504 - (NSURLConnection *) _requestHRef:(NSString *)href method:(NSString *)method {
8505     NSURL *url([NSURL URLWithString:href]);
8506
8507     NSMutableURLRequest *request = [NSMutableURLRequest
8508         requestWithURL:url
8509         cachePolicy:NSURLRequestUseProtocolCachePolicy
8510         timeoutInterval:10
8511     ];
8512
8513     [request setHTTPMethod:method];
8514
8515     if (Machine_ != NULL)
8516         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
8517
8518     if (UniqueID_ != nil)
8519         [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
8520
8521     if ([url isCydiaSecure]) {
8522         if (UniqueID_ != nil)
8523             [request setValue:UniqueID_ forHTTPHeaderField:@"X-Cydia-Id"];
8524     }
8525
8526     return [[[NSURLConnection alloc] initWithRequest:request delegate:self] autorelease];
8527 }
8528
8529 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
8530     NSString *context([alert context]);
8531
8532     if ([context isEqualToString:@"source"]) {
8533         switch (button) {
8534             case 1: {
8535                 NSString *href = [[alert textField] text];
8536
8537                 static RegEx href_r("(http(s?)://|file:///)[^# ]*");
8538                 if (!href_r(href)) {
8539                     UIAlertView *alert = [[[UIAlertView alloc]
8540                         initWithTitle:[NSString stringWithFormat:Colon_, Error_, UCLocalize("INVALID_URL")]
8541                         message:UCLocalize("INVALID_URL_EX")
8542                         delegate:self
8543                         cancelButtonTitle:UCLocalize("OK")
8544                         otherButtonTitles:nil
8545                     ] autorelease];
8546
8547                     [alert setContext:@"badurl"];
8548                     [alert show];
8549
8550                     break;
8551                 }
8552
8553                 if (![href hasSuffix:@"/"])
8554                     href_ = [href stringByAppendingString:@"/"];
8555                 else
8556                     href_ = href;
8557
8558                 trivial_bz2_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.bz2"] method:@"HEAD"] retain];
8559                 trivial_gz_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.gz"] method:@"HEAD"] retain];
8560
8561                 cydia_ = false;
8562
8563                 // XXX: this is stupid
8564                 hud_ = [delegate_ addProgressHUD];
8565                 [hud_ setText:UCLocalize("VERIFYING_URL")];
8566                 [delegate_ retainNetworkActivityIndicator];
8567             } break;
8568
8569             case 0:
8570             break;
8571
8572             _nodefault
8573         }
8574
8575         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8576     } else if ([context isEqualToString:@"trivial"])
8577         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8578     else if ([context isEqualToString:@"urlerror"])
8579         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8580     else if ([context isEqualToString:@"warning"]) {
8581         switch (button) {
8582             case 1:
8583                 [self performSelector:@selector(complete) withObject:nil afterDelay:0];
8584             break;
8585
8586             case 0:
8587             break;
8588
8589             _nodefault
8590         }
8591
8592         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8593     }
8594 }
8595
8596 - (void) updateButtonsForEditingStatusAnimated:(BOOL)animated {
8597     BOOL editing([list_ isEditing]);
8598
8599     if (editing)
8600         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8601             initWithTitle:UCLocalize("ADD")
8602             style:UIBarButtonItemStylePlain
8603             target:self
8604             action:@selector(addButtonClicked)
8605         ] autorelease] animated:animated];
8606     else if ([delegate_ updating])
8607         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8608             initWithTitle:UCLocalize("CANCEL")
8609             style:UIBarButtonItemStyleDone
8610             target:self
8611             action:@selector(cancelButtonClicked)
8612         ] autorelease] animated:animated];
8613     else
8614         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8615             initWithTitle:UCLocalize("REFRESH")
8616             style:UIBarButtonItemStylePlain
8617             target:self
8618             action:@selector(refreshButtonClicked)
8619         ] autorelease] animated:animated];
8620
8621     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8622         initWithTitle:(editing ? UCLocalize("DONE") : UCLocalize("EDIT"))
8623         style:(editing ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8624         target:self
8625         action:@selector(editButtonClicked)
8626     ] autorelease] animated:animated];
8627 }
8628
8629 - (void) loadView {
8630     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame] style:UITableViewStylePlain] autorelease];
8631     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8632     [list_ setRowHeight:53];
8633     [(UITableView *) list_ setDataSource:self];
8634     [list_ setDelegate:self];
8635     [self setView:list_];
8636 }
8637
8638 - (void) viewDidLoad {
8639     [super viewDidLoad];
8640
8641     [[self navigationItem] setTitle:UCLocalize("SOURCES")];
8642     [self updateButtonsForEditingStatusAnimated:NO];
8643 }
8644
8645 - (void) viewWillAppear:(BOOL)animated {
8646     [super viewWillAppear:animated];
8647
8648     [list_ setEditing:NO];
8649     [self updateButtonsForEditingStatusAnimated:NO];
8650 }
8651
8652 - (void) releaseSubviews {
8653     list_ = nil;
8654
8655     sources_ = nil;
8656
8657     [super releaseSubviews];
8658 }
8659
8660 - (id) initWithDatabase:(Database *)database {
8661     if ((self = [super init]) != nil) {
8662         database_ = database;
8663     } return self;
8664 }
8665
8666 - (void) reloadData {
8667     [super reloadData];
8668     [self updateButtonsForEditingStatusAnimated:YES];
8669
8670 @synchronized (database_) {
8671     era_ = [database_ era];
8672
8673     sources_ = [NSMutableArray arrayWithCapacity:16];
8674     [sources_ addObjectsFromArray:[database_ sources]];
8675     _trace();
8676     [sources_ sortUsingSelector:@selector(compareByName:)];
8677     _trace();
8678
8679     int count([sources_ count]);
8680     offset_ = 0;
8681     for (int i = 0; i != count; i++) {
8682         if ([[sources_ objectAtIndex:i] record] == nil)
8683             break;
8684         offset_++;
8685     }
8686
8687     [list_ reloadData];
8688 } }
8689
8690 - (void) showAddSourcePrompt {
8691     UIAlertView *alert = [[[UIAlertView alloc]
8692         initWithTitle:UCLocalize("ENTER_APT_URL")
8693         message:nil
8694         delegate:self
8695         cancelButtonTitle:UCLocalize("CANCEL")
8696         otherButtonTitles:
8697             UCLocalize("ADD_SOURCE"),
8698         nil
8699     ] autorelease];
8700
8701     [alert setContext:@"source"];
8702
8703     [alert setNumberOfRows:1];
8704     [alert addTextFieldWithValue:@"http://" label:@""];
8705
8706     UITextInputTraits *traits = [[alert textField] textInputTraits];
8707     [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
8708     [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
8709     [traits setKeyboardType:UIKeyboardTypeURL];
8710     // XXX: UIReturnKeyDone
8711     [traits setReturnKeyType:UIReturnKeyNext];
8712
8713     [alert show];
8714 }
8715
8716 - (void) addButtonClicked {
8717     [self showAddSourcePrompt];
8718 }
8719
8720 - (void) refreshButtonClicked {
8721     if ([delegate_ requestUpdate])
8722         [self updateButtonsForEditingStatusAnimated:YES];
8723 }
8724
8725 - (void) cancelButtonClicked {
8726     [delegate_ cancelUpdate];
8727 }
8728
8729 - (void) editButtonClicked {
8730     [list_ setEditing:![list_ isEditing] animated:YES];
8731     [self updateButtonsForEditingStatusAnimated:YES];
8732 }
8733
8734 @end
8735 /* }}} */
8736
8737 /* Stash Controller {{{ */
8738 @interface StashController : CyteViewController {
8739     _H<UIActivityIndicatorView> spinner_;
8740     _H<UILabel> status_;
8741     _H<UILabel> caption_;
8742 }
8743
8744 @end
8745
8746 @implementation StashController
8747
8748 - (void) loadView {
8749     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
8750     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
8751     [self setView:view];
8752
8753     [view setBackgroundColor:[UIColor viewFlipsideBackgroundColor]];
8754
8755     spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteLarge] autorelease];
8756     CGRect spinrect = [spinner_ frame];
8757     spinrect.origin.x = Retina([[self view] frame].size.width / 2 - spinrect.size.width / 2);
8758     spinrect.origin.y = [[self view] frame].size.height - 80.0f;
8759     [spinner_ setFrame:spinrect];
8760     [spinner_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin];
8761     [view addSubview:spinner_];
8762     [spinner_ startAnimating];
8763
8764     CGRect captrect;
8765     captrect.size.width = [[self view] frame].size.width;
8766     captrect.size.height = 40.0f;
8767     captrect.origin.x = 0;
8768     captrect.origin.y = Retina([[self view] frame].size.height / 2 - captrect.size.height * 2);
8769     caption_ = [[[UILabel alloc] initWithFrame:captrect] autorelease];
8770     [caption_ setText:UCLocalize("PREPARING_FILESYSTEM")];
8771     [caption_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8772     [caption_ setFont:[UIFont boldSystemFontOfSize:28.0f]];
8773     [caption_ setTextColor:[UIColor whiteColor]];
8774     [caption_ setBackgroundColor:[UIColor clearColor]];
8775     [caption_ setShadowColor:[UIColor blackColor]];
8776     [caption_ setTextAlignment:NSTextAlignmentCenter];
8777     [view addSubview:caption_];
8778
8779     CGRect statusrect;
8780     statusrect.size.width = [[self view] frame].size.width;
8781     statusrect.size.height = 30.0f;
8782     statusrect.origin.x = 0;
8783     statusrect.origin.y = Retina([[self view] frame].size.height / 2 - statusrect.size.height);
8784     status_ = [[[UILabel alloc] initWithFrame:statusrect] autorelease];
8785     [status_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8786     [status_ setText:UCLocalize("EXIT_WHEN_COMPLETE")];
8787     [status_ setFont:[UIFont systemFontOfSize:16.0f]];
8788     [status_ setTextColor:[UIColor whiteColor]];
8789     [status_ setBackgroundColor:[UIColor clearColor]];
8790     [status_ setShadowColor:[UIColor blackColor]];
8791     [status_ setTextAlignment:NSTextAlignmentCenter];
8792     [view addSubview:status_];
8793 }
8794
8795 - (void) releaseSubviews {
8796     spinner_ = nil;
8797     status_ = nil;
8798     caption_ = nil;
8799
8800     [super releaseSubviews];
8801 }
8802
8803 @end
8804 /* }}} */
8805
8806 @interface CYURLCache : SDURLCache {
8807 }
8808
8809 @end
8810
8811 @implementation CYURLCache
8812
8813 - (void) logEvent:(NSString *)event forRequest:(NSURLRequest *)request {
8814 #if !ForRelease
8815     if (false);
8816     else if ([event isEqualToString:@"no-cache"])
8817         event = @"!!!";
8818     else if ([event isEqualToString:@"store"])
8819         event = @">>>";
8820     else if ([event isEqualToString:@"invalid"])
8821         event = @"???";
8822     else if ([event isEqualToString:@"memory"])
8823         event = @"mem";
8824     else if ([event isEqualToString:@"disk"])
8825         event = @"ssd";
8826     else if ([event isEqualToString:@"miss"])
8827         event = @"---";
8828
8829     NSLog(@"%@: %@", event, [[request URL] absoluteString]);
8830 #endif
8831 }
8832
8833 - (void) storeCachedResponse:(NSCachedURLResponse *)cached forRequest:(NSURLRequest *)request {
8834     if (NSURLResponse *response = [cached response])
8835         if (NSString *mime = [response MIMEType])
8836             if ([mime isEqualToString:@"text/cache-manifest"]) {
8837                 NSURL *url([response URL]);
8838
8839 #if !ForRelease
8840                 NSLog(@"###: %@", [url absoluteString]);
8841 #endif
8842
8843                 @synchronized (HostConfig_) {
8844                     [CachedURLs_ addObject:url];
8845                 }
8846             }
8847
8848     [super storeCachedResponse:cached forRequest:request];
8849 }
8850
8851 - (void) createDiskCachePath {
8852     [super createDiskCachePath];
8853 }
8854
8855 @end
8856
8857 @interface Cydia : UIApplication <
8858     ConfirmationControllerDelegate,
8859     DatabaseDelegate,
8860     CydiaDelegate
8861 > {
8862     _H<UIWindow> window_;
8863     _H<CydiaTabBarController> tabbar_;
8864     _H<CyteTabBarController> emulated_;
8865     _H<AppCacheController> appcache_;
8866
8867     _H<NSMutableArray> essential_;
8868     _H<NSMutableArray> broken_;
8869
8870     Database *database_;
8871
8872     _H<NSURL> starturl_;
8873
8874     unsigned locked_;
8875     unsigned activity_;
8876
8877     _H<StashController> stash_;
8878
8879     bool loaded_;
8880 }
8881
8882 - (void) loadData;
8883
8884 @end
8885
8886 @implementation Cydia
8887
8888 - (void) lockSuspend {
8889     if (locked_++ == 0) {
8890         if ($SBSSetInterceptsMenuButtonForever != NULL)
8891             (*$SBSSetInterceptsMenuButtonForever)(true);
8892
8893         [self setIdleTimerDisabled:YES];
8894     }
8895 }
8896
8897 - (void) unlockSuspend {
8898     if (--locked_ == 0) {
8899         [self setIdleTimerDisabled:NO];
8900
8901         if ($SBSSetInterceptsMenuButtonForever != NULL)
8902             (*$SBSSetInterceptsMenuButtonForever)(false);
8903     }
8904 }
8905
8906 - (void) beginUpdate {
8907     [tabbar_ beginUpdate];
8908 }
8909
8910 - (void) cancelUpdate {
8911     [tabbar_ cancelUpdate];
8912 }
8913
8914 - (bool) requestUpdate {
8915     if (IsReachable("cydia.saurik.com")) {
8916         [self beginUpdate];
8917         return true;
8918     } else {
8919         UIAlertView *alert = [[[UIAlertView alloc]
8920             initWithTitle:[NSString stringWithFormat:Colon_, Error_, UCLocalize("REFRESH")]
8921             message:@"Host Unreachable" // XXX: Localize
8922             delegate:self
8923             cancelButtonTitle:UCLocalize("OK")
8924             otherButtonTitles:nil
8925         ] autorelease];
8926
8927         [alert setContext:@"norefresh"];
8928         [alert show];
8929
8930         return false;
8931     }
8932 }
8933
8934 - (BOOL) updating {
8935     return [tabbar_ updating];
8936 }
8937
8938 - (void) _loaded {
8939     if ([broken_ count] != 0) {
8940         int count = [broken_ count];
8941
8942         UIAlertView *alert = [[[UIAlertView alloc]
8943             initWithTitle:(count == 1 ? UCLocalize("HALFINSTALLED_PACKAGE") : [NSString stringWithFormat:UCLocalize("HALFINSTALLED_PACKAGES"), count])
8944             message:UCLocalize("HALFINSTALLED_PACKAGE_EX")
8945             delegate:self
8946             cancelButtonTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("FORCIBLY_CLEAR"), UCLocalize("UNSAFE")]
8947             otherButtonTitles:
8948                 UCLocalize("TEMPORARY_IGNORE"),
8949             nil
8950         ] autorelease];
8951
8952         [alert setContext:@"fixhalf"];
8953         [alert setNumberOfRows:2];
8954         [alert show];
8955     } else if (!Ignored_ && [essential_ count] != 0) {
8956         int count = [essential_ count];
8957
8958         UIAlertView *alert = [[[UIAlertView alloc]
8959             initWithTitle:(count == 1 ? UCLocalize("ESSENTIAL_UPGRADE") : [NSString stringWithFormat:UCLocalize("ESSENTIAL_UPGRADES"), count])
8960             message:UCLocalize("ESSENTIAL_UPGRADE_EX")
8961             delegate:self
8962             cancelButtonTitle:UCLocalize("TEMPORARY_IGNORE")
8963             otherButtonTitles:
8964                 UCLocalize("UPGRADE_ESSENTIAL"),
8965                 UCLocalize("COMPLETE_UPGRADE"),
8966             nil
8967         ] autorelease];
8968
8969         [alert setContext:@"upgrade"];
8970         [alert show];
8971     }
8972 }
8973
8974 - (void) returnToCydia {
8975     [self _loaded];
8976 }
8977
8978 - (void) reloadSpringBoard {
8979     if (kCFCoreFoundationVersionNumber >= 700) // XXX: iOS 6.x
8980         system("/bin/launchctl stop com.apple.backboardd");
8981     else
8982         system("/bin/launchctl stop com.apple.SpringBoard");
8983     sleep(15);
8984     system("/usr/bin/killall backboardd SpringBoard");
8985 }
8986
8987 - (void) _saveConfig {
8988     SaveConfig(database_);
8989 }
8990
8991 // Navigation controller for the queuing badge.
8992 - (UINavigationController *) queueNavigationController {
8993     NSArray *controllers = [tabbar_ viewControllers];
8994     return [controllers objectAtIndex:3];
8995 }
8996
8997 - (void) unloadData {
8998     [tabbar_ unloadData];
8999 }
9000
9001 - (void) _updateData {
9002     [self _saveConfig];
9003     [self unloadData];
9004
9005     UINavigationController *navigation = [self queueNavigationController];
9006
9007     id queuedelegate = nil;
9008     if ([[navigation viewControllers] count] > 0)
9009         queuedelegate = [[navigation viewControllers] objectAtIndex:0];
9010
9011     [queuedelegate queueStatusDidChange];
9012     [[navigation tabBarItem] setBadgeValue:(Queuing_ ? UCLocalize("Q_D") : nil)];
9013 }
9014
9015 - (void) _refreshIfPossible {
9016     NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
9017
9018     NSDate *update([[NSDictionary dictionaryWithContentsOfFile:@ CacheState_] objectForKey:@"LastUpdate"]);
9019
9020     bool recently = false;
9021     if (update != nil) {
9022         NSTimeInterval interval([update timeIntervalSinceNow]);
9023         if (interval > -(15*60))
9024             recently = true;
9025     }
9026
9027     // Don't automatic refresh if:
9028     //  - We already refreshed recently.
9029     //  - We already auto-refreshed this launch.
9030     //  - Auto-refresh is disabled.
9031     //  - Cydia's server is not reachable
9032     if (recently || loaded_ || ManualRefresh || !IsReachable("cydia.saurik.com")) {
9033         // If we are cancelling, we need to make sure it knows it's already loaded.
9034         loaded_ = true;
9035
9036         [self performSelectorOnMainThread:@selector(_loaded) withObject:nil waitUntilDone:NO];
9037     } else {
9038         // We are going to load, so remember that.
9039         loaded_ = true;
9040
9041         [tabbar_ performSelectorOnMainThread:@selector(beginUpdate) withObject:nil waitUntilDone:NO];
9042     }
9043
9044     [pool release];
9045 }
9046
9047 - (void) refreshIfPossible {
9048     [NSThread detachNewThreadSelector:@selector(_refreshIfPossible) toTarget:self withObject:nil];
9049 }
9050
9051 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
9052 _profile(reloadDataWithInvocation)
9053 @synchronized (self) {
9054     UIProgressHUD *hud(loaded_ ? [self addProgressHUD] : nil);
9055     if (hud != nil)
9056         [hud setText:UCLocalize("RELOADING_DATA")];
9057
9058     [database_ yieldToSelector:@selector(reloadDataWithInvocation:) withObject:invocation];
9059
9060     size_t changes(0);
9061
9062     [essential_ removeAllObjects];
9063     [broken_ removeAllObjects];
9064
9065     _profile(reloadDataWithInvocation$Essential)
9066     NSArray *packages([database_ packages]);
9067     for (Package *package in packages) {
9068         if ([package half])
9069             [broken_ addObject:package];
9070         if ([package upgradableAndEssential:YES] && ![package ignored]) {
9071             if ([package essential] && [package installed] != nil)
9072                 [essential_ addObject:package];
9073             ++changes;
9074         }
9075     }
9076     _end
9077
9078     UITabBarItem *changesItem = [[[tabbar_ viewControllers] objectAtIndex:2] tabBarItem];
9079     if (changes != 0) {
9080         _trace();
9081         NSString *badge([[NSNumber numberWithInt:changes] stringValue]);
9082         [changesItem setBadgeValue:badge];
9083         [changesItem setAnimatedBadge:([essential_ count] > 0)];
9084         [self setApplicationIconBadgeNumber:changes];
9085     } else {
9086         _trace();
9087         [changesItem setBadgeValue:nil];
9088         [changesItem setAnimatedBadge:NO];
9089         [self setApplicationIconBadgeNumber:0];
9090     }
9091
9092     Queuing_ = false;
9093     [self _updateData];
9094
9095     if (hud != nil)
9096         [self removeProgressHUD:hud];
9097 }
9098 _end
9099
9100     PrintTimes();
9101 }
9102
9103 - (void) updateData {
9104     [self _updateData];
9105 }
9106
9107 - (void) updateDataAndLoad {
9108     [self _updateData];
9109     if ([database_ progressDelegate] == nil)
9110         [self _loaded];
9111 }
9112
9113 - (void) update_ {
9114     [database_ update];
9115     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
9116 }
9117
9118 - (void) disemulate {
9119     if (emulated_ == nil)
9120         return;
9121
9122     if ([window_ respondsToSelector:@selector(setRootViewController:)])
9123         [window_ setRootViewController:tabbar_];
9124     else {
9125         [window_ addSubview:[tabbar_ view]];
9126         [[emulated_ view] removeFromSuperview];
9127     }
9128
9129     emulated_ = nil;
9130     [window_ setUserInteractionEnabled:YES];
9131 }
9132
9133 - (void) presentModalViewController:(UIViewController *)controller force:(BOOL)force {
9134     UINavigationController *navigation([[[UINavigationController alloc] initWithRootViewController:controller] autorelease]);
9135
9136     UIViewController *parent;
9137     if (emulated_ == nil)
9138         parent = tabbar_;
9139     else if (!force)
9140         parent = emulated_;
9141     else {
9142         [self disemulate];
9143         parent = tabbar_;
9144     }
9145
9146     if (IsWildcat_)
9147         [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
9148     [parent presentModalViewController:navigation animated:YES];
9149 }
9150
9151 - (ProgressController *) invokeNewProgress:(NSInvocation *)invocation forController:(UINavigationController *)navigation withTitle:(NSString *)title {
9152     ProgressController *progress([[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease]);
9153
9154     if (navigation != nil)
9155         [navigation pushViewController:progress animated:YES];
9156     else
9157         [self presentModalViewController:progress force:YES];
9158
9159     [progress invoke:invocation withTitle:title];
9160     return progress;
9161 }
9162
9163 - (void) detachNewProgressSelector:(SEL)selector toTarget:(id)target forController:(UINavigationController *)navigation title:(NSString *)title {
9164     [self invokeNewProgress:[NSInvocation invocationWithSelector:selector forTarget:target] forController:navigation withTitle:title];
9165 }
9166
9167 - (void) repairWithInvocation:(NSInvocation *)invocation {
9168     _trace();
9169     [self invokeNewProgress:invocation forController:nil withTitle:@"REPAIRING"];
9170     _trace();
9171 }
9172
9173 - (void) repairWithSelector:(SEL)selector {
9174     [self performSelectorOnMainThread:@selector(repairWithInvocation:) withObject:[NSInvocation invocationWithSelector:selector forTarget:database_] waitUntilDone:YES];
9175 }
9176
9177 - (void) reloadData {
9178     [self reloadDataWithInvocation:nil];
9179     if ([database_ progressDelegate] == nil)
9180         [self _loaded];
9181 }
9182
9183 - (void) syncData {
9184     [self _saveConfig];
9185     [self detachNewProgressSelector:@selector(update_) toTarget:self forController:nil title:@"UPDATING_SOURCES"];
9186 }
9187
9188 - (void) addSource:(NSDictionary *) source {
9189     CydiaAddSource(source);
9190 }
9191
9192 - (void) addSource:(NSString *)href withDistribution:(NSString *)distribution andSections:(NSArray *)sections {
9193     CydiaAddSource(href, distribution, sections);
9194 }
9195
9196 - (void) addTrivialSource:(NSString *)href {
9197     CydiaAddSource(href, @"./");
9198 }
9199
9200 - (void) resolve {
9201     pkgProblemResolver *resolver = [database_ resolver];
9202
9203     resolver->InstallProtect();
9204     if (!resolver->Resolve(true))
9205         _error->Discard();
9206 }
9207
9208 - (bool) perform {
9209     // XXX: this is a really crappy way of doing this.
9210     // like, seriously: this state machine is still broken, and cancelling this here doesn't really /fix/ that.
9211     // for one, the user can still /start/ a reloading data event while they have a queue, which is stupid
9212     // for two, this just means there is a race condition between the refresh completing and the confirmation controller appearing.
9213     if ([tabbar_ updating])
9214         [tabbar_ cancelUpdate];
9215
9216     if (![database_ prepare])
9217         return false;
9218
9219     ConfirmationController *page([[[ConfirmationController alloc] initWithDatabase:database_] autorelease]);
9220     [page setDelegate:self];
9221     UINavigationController *confirm_([[[UINavigationController alloc] initWithRootViewController:page] autorelease]);
9222
9223     if (IsWildcat_)
9224         [confirm_ setModalPresentationStyle:UIModalPresentationFormSheet];
9225     [tabbar_ presentModalViewController:confirm_ animated:YES];
9226
9227     return true;
9228 }
9229
9230 - (void) queue {
9231     @synchronized (self) {
9232         [self perform];
9233     }
9234 }
9235
9236 - (void) clearPackage:(Package *)package {
9237     @synchronized (self) {
9238         [package clear];
9239         [self resolve];
9240         [self perform];
9241     }
9242 }
9243
9244 - (void) installPackages:(NSArray *)packages {
9245     @synchronized (self) {
9246         for (Package *package in packages)
9247             [package install];
9248         [self resolve];
9249         [self perform];
9250     }
9251 }
9252
9253 - (void) installPackage:(Package *)package {
9254     @synchronized (self) {
9255         [package install];
9256         [self resolve];
9257         [self perform];
9258     }
9259 }
9260
9261 - (void) removePackage:(Package *)package {
9262     @synchronized (self) {
9263         [package remove];
9264         [self resolve];
9265         [self perform];
9266     }
9267 }
9268
9269 - (void) distUpgrade {
9270     @synchronized (self) {
9271         if (![database_ upgrade])
9272             return;
9273         [self perform];
9274     }
9275 }
9276
9277 - (void) _uicache {
9278     _trace();
9279     system("/usr/bin/uicache");
9280     _trace();
9281 }
9282
9283 - (void) uicache {
9284     UIProgressHUD *hud([self addProgressHUD]);
9285     [hud setText:UCLocalize("LOADING")];
9286     [self yieldToSelector:@selector(_uicache)];
9287     [self removeProgressHUD:hud];
9288 }
9289
9290 - (void) perform_ {
9291     [database_ perform];
9292     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
9293     [self performSelectorOnMainThread:@selector(uicache) withObject:nil waitUntilDone:YES];
9294 }
9295
9296 - (void) confirmWithNavigationController:(UINavigationController *)navigation {
9297     Queuing_ = false;
9298     [self lockSuspend];
9299     [self detachNewProgressSelector:@selector(perform_) toTarget:self forController:navigation title:@"RUNNING"];
9300     [self unlockSuspend];
9301 }
9302
9303 - (void) retainNetworkActivityIndicator {
9304     if (activity_++ == 0)
9305         [self setNetworkActivityIndicatorVisible:YES];
9306
9307 #if TraceLogging
9308     NSLog(@"retainNetworkActivityIndicator->%d", activity_);
9309 #endif
9310 }
9311
9312 - (void) releaseNetworkActivityIndicator {
9313     if (--activity_ == 0)
9314         [self setNetworkActivityIndicatorVisible:NO];
9315
9316 #if TraceLogging
9317     NSLog(@"releaseNetworkActivityIndicator->%d", activity_);
9318 #endif
9319
9320 }
9321
9322 - (void) cancelAndClear:(bool)clear {
9323     @synchronized (self) {
9324         if (clear) {
9325             [database_ clear];
9326             Queuing_ = false;
9327         } else {
9328             Queuing_ = true;
9329         }
9330
9331         [self _updateData];
9332     }
9333 }
9334
9335 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
9336     NSString *context([alert context]);
9337
9338     if ([context isEqualToString:@"conffile"]) {
9339         FILE *input = [database_ input];
9340         if (button == [alert cancelButtonIndex])
9341             fprintf(input, "N\n");
9342         else if (button == [alert firstOtherButtonIndex])
9343             fprintf(input, "Y\n");
9344         fflush(input);
9345
9346         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9347     } else if ([context isEqualToString:@"fixhalf"]) {
9348         if (button == [alert cancelButtonIndex]) {
9349             @synchronized (self) {
9350                 for (Package *broken in (id) broken_) {
9351                     [broken remove];
9352                     NSString *id([broken id]);
9353                     system([[NSString stringWithFormat:@"/usr/libexec/cydia/cydo /bin/rm -f"
9354                         " /var/lib/dpkg/info/%@.prerm"
9355                         " /var/lib/dpkg/info/%@.postrm"
9356                         " /var/lib/dpkg/info/%@.preinst"
9357                         " /var/lib/dpkg/info/%@.postinst"
9358                         " /var/lib/dpkg/info/%@.extrainst_"
9359                     "", id, id, id, id, id] UTF8String]);
9360                 }
9361
9362                 [self resolve];
9363                 [self perform];
9364             }
9365         } else if (button == [alert firstOtherButtonIndex]) {
9366             [broken_ removeAllObjects];
9367             [self _loaded];
9368         }
9369
9370         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9371     } else if ([context isEqualToString:@"upgrade"]) {
9372         if (button == [alert firstOtherButtonIndex]) {
9373             @synchronized (self) {
9374                 for (Package *essential in (id) essential_)
9375                     [essential install];
9376
9377                 [self resolve];
9378                 [self perform];
9379             }
9380         } else if (button == [alert firstOtherButtonIndex] + 1) {
9381             [self distUpgrade];
9382         } else if (button == [alert cancelButtonIndex]) {
9383             Ignored_ = YES;
9384         }
9385
9386         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9387     }
9388 }
9389
9390 - (void) system:(NSString *)command {
9391     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9392
9393     _trace();
9394     system([command UTF8String]);
9395     _trace();
9396
9397     [pool release];
9398 }
9399
9400 - (void) applicationWillSuspend {
9401     [database_ clean];
9402     [super applicationWillSuspend];
9403 }
9404
9405 - (BOOL) isSafeToSuspend {
9406     if (locked_ != 0) {
9407 #if !ForRelease
9408         NSLog(@"isSafeToSuspend: locked_ != 0");
9409 #endif
9410         return false;
9411     }
9412
9413     if ([tabbar_ modalViewController] != nil)
9414         return false;
9415
9416     // Use external process status API internally.
9417     // This is probably a really bad idea.
9418     // XXX: what is the point of this? does this solve anything at all?
9419     uint64_t status = 0;
9420     int notify_token;
9421     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
9422         notify_get_state(notify_token, &status);
9423         notify_cancel(notify_token);
9424     }
9425
9426     if (status != 0) {
9427 #if !ForRelease
9428         NSLog(@"isSafeToSuspend: status != 0");
9429 #endif
9430         return false;
9431     }
9432
9433 #if !ForRelease
9434     NSLog(@"isSafeToSuspend: -> true");
9435 #endif
9436     return true;
9437 }
9438
9439 - (void) suspendReturningToLastApp:(BOOL)returning {
9440     if ([self isSafeToSuspend])
9441         [super suspendReturningToLastApp:returning];
9442 }
9443
9444 - (void) suspend {
9445     if ([self isSafeToSuspend])
9446         [super suspend];
9447 }
9448
9449 - (void) applicationSuspend {
9450     if ([self isSafeToSuspend])
9451         [super applicationSuspend];
9452 }
9453
9454 - (void) applicationSuspend:(__GSEvent *)event {
9455     if ([self isSafeToSuspend])
9456         [super applicationSuspend:event];
9457 }
9458
9459 - (void) _animateSuspension:(BOOL)arg0 duration:(double)arg1 startTime:(double)arg2 scale:(float)arg3 {
9460     if ([self isSafeToSuspend])
9461         [super _animateSuspension:arg0 duration:arg1 startTime:arg2 scale:arg3];
9462 }
9463
9464 - (void) _setSuspended:(BOOL)value {
9465     if ([self isSafeToSuspend])
9466         [super _setSuspended:value];
9467 }
9468
9469 - (UIProgressHUD *) addProgressHUD {
9470     UIProgressHUD *hud([[[UIProgressHUD alloc] init] autorelease]);
9471     [hud setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
9472
9473     [window_ setUserInteractionEnabled:NO];
9474
9475     UIViewController *target(tabbar_);
9476     if (UIViewController *modal = [target modalViewController])
9477         target = modal;
9478
9479     [hud showInView:[target view]];
9480
9481     [self lockSuspend];
9482     return hud;
9483 }
9484
9485 - (void) removeProgressHUD:(UIProgressHUD *)hud {
9486     [self unlockSuspend];
9487     [hud hide];
9488     [hud removeFromSuperview];
9489     [window_ setUserInteractionEnabled:YES];
9490 }
9491
9492 - (CyteViewController *) pageForPackage:(NSString *)name withReferrer:(NSString *)referrer {
9493     return [[[CYPackageController alloc] initWithDatabase:database_ forPackage:name withReferrer:referrer] autorelease];
9494 }
9495
9496 - (CyteViewController *) pageForURL:(NSURL *)url forExternal:(BOOL)external withReferrer:(NSString *)referrer {
9497     NSString *scheme([[url scheme] lowercaseString]);
9498     if ([[url absoluteString] length] <= [scheme length] + 3)
9499         return nil;
9500     NSString *path([[url absoluteString] substringFromIndex:[scheme length] + 3]);
9501     NSArray *components([path componentsSeparatedByString:@"/"]);
9502
9503     if ([scheme isEqualToString:@"apptapp"] && [components count] > 0 && [[components objectAtIndex:0] isEqualToString:@"package"]) {
9504         CyteViewController *controller([self pageForPackage:[components objectAtIndex:1] withReferrer:referrer]);
9505         if (controller != nil)
9506             [controller setDelegate:self];
9507         return controller;
9508     }
9509
9510     if ([components count] < 1 || ![scheme isEqualToString:@"cydia"])
9511         return nil;
9512
9513     NSString *base([components objectAtIndex:0]);
9514
9515     CyteViewController *controller = nil;
9516
9517     if ([base isEqualToString:@"url"]) {
9518         // This kind of URL can contain slashes in the argument, so we can't parse them below.
9519         NSString *destination = [[url absoluteString] substringFromIndex:([scheme length] + [@"://" length] + [base length] + [@"/" length])];
9520         controller = [[[CydiaWebViewController alloc] initWithURL:[NSURL URLWithString:destination]] autorelease];
9521     } else if (!external && [components count] == 1) {
9522         if ([base isEqualToString:@"sources"]) {
9523             controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9524         }
9525
9526         if ([base isEqualToString:@"home"]) {
9527             controller = [[[HomeController alloc] init] autorelease];
9528         }
9529
9530         if ([base isEqualToString:@"sections"]) {
9531             controller = [[[SectionsController alloc] initWithDatabase:database_ source:nil] autorelease];
9532         }
9533
9534         if ([base isEqualToString:@"search"]) {
9535             controller = [[[SearchController alloc] initWithDatabase:database_ query:nil] autorelease];
9536         }
9537
9538         if ([base isEqualToString:@"changes"]) {
9539             controller = [[[ChangesController alloc] initWithDatabase:database_] autorelease];
9540         }
9541
9542         if ([base isEqualToString:@"installed"]) {
9543             controller = [[[InstalledController alloc] initWithDatabase:database_] autorelease];
9544         }
9545     } else if ([components count] == 2) {
9546         NSString *argument = [[components objectAtIndex:1] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
9547
9548         if ([base isEqualToString:@"package"]) {
9549             controller = [self pageForPackage:argument withReferrer:referrer];
9550         }
9551
9552         if (!external && [base isEqualToString:@"search"]) {
9553             controller = [[[SearchController alloc] initWithDatabase:database_ query:argument] autorelease];
9554         }
9555
9556         if (!external && [base isEqualToString:@"sections"]) {
9557             if ([argument isEqualToString:@"all"] || [argument isEqualToString:@"*"])
9558                 argument = nil;
9559             controller = [[[SectionController alloc] initWithDatabase:database_ source:nil section:argument] autorelease];
9560         }
9561
9562         if ([base isEqualToString:@"sources"]) {
9563             if ([argument isEqualToString:@"add"]) {
9564                 controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9565                 [(SourcesController *)controller showAddSourcePrompt];
9566             } else {
9567                 Source *source([database_ sourceWithKey:argument]);
9568                 controller = [[[SectionsController alloc] initWithDatabase:database_ source:source] autorelease];
9569             }
9570         }
9571
9572         if (!external && [base isEqualToString:@"launch"]) {
9573             [self launchApplicationWithIdentifier:argument suspended:NO];
9574             return nil;
9575         }
9576     } else if (!external && [components count] == 3) {
9577         NSString *arg1 = [[components objectAtIndex:1] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
9578         NSString *arg2 = [[components objectAtIndex:2] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
9579
9580         if ([base isEqualToString:@"package"]) {
9581             if ([arg2 isEqualToString:@"settings"]) {
9582                 controller = [[[PackageSettingsController alloc] initWithDatabase:database_ package:arg1] autorelease];
9583             } else if ([arg2 isEqualToString:@"files"]) {
9584                 if (Package *package = [database_ packageWithName:arg1]) {
9585                     controller = [[[FileTable alloc] initWithDatabase:database_] autorelease];
9586                     [(FileTable *)controller setPackage:package];
9587                 }
9588             }
9589         }
9590
9591         if ([base isEqualToString:@"sections"]) {
9592             Source *source([arg1 isEqualToString:@"*"] ? nil : [database_ sourceWithKey:arg1]);
9593             NSString *section([arg2 isEqualToString:@"*"] ? nil : arg2);
9594             controller = [[[SectionController alloc] initWithDatabase:database_ source:source section:section] autorelease];
9595         }
9596     }
9597
9598     [controller setDelegate:self];
9599     return controller;
9600 }
9601
9602 - (BOOL) openCydiaURL:(NSURL *)url forExternal:(BOOL)external {
9603     CyteViewController *page([self pageForURL:url forExternal:external withReferrer:nil]);
9604
9605     if (page != nil)
9606         [tabbar_ setUnselectedViewController:page];
9607
9608     return page != nil;
9609 }
9610
9611 - (void) applicationOpenURL:(NSURL *)url {
9612     [super applicationOpenURL:url];
9613
9614     if (!loaded_)
9615         starturl_ = url;
9616     else
9617         [self openCydiaURL:url forExternal:YES];
9618 }
9619
9620 - (void) applicationWillResignActive:(UIApplication *)application {
9621     // Stop refreshing if you get a phone call or lock the device.
9622     if ([tabbar_ updating])
9623         [tabbar_ cancelUpdate];
9624
9625     if ([[self superclass] instancesRespondToSelector:@selector(applicationWillResignActive:)])
9626         [super applicationWillResignActive:application];
9627 }
9628
9629 - (void) saveState {
9630     [[NSDictionary dictionaryWithObjectsAndKeys:
9631         @"InterfaceState", [tabbar_ navigationURLCollection],
9632         @"LastClosed", [NSDate date],
9633         @"InterfaceIndex", [NSNumber numberWithInt:[tabbar_ selectedIndex]],
9634     nil] writeToFile:@ SavedState_ atomically:YES];
9635
9636     [self _saveConfig];
9637 }
9638
9639 - (void) applicationWillTerminate:(UIApplication *)application {
9640     [self saveState];
9641 }
9642
9643 - (void) applicationDidEnterBackground:(UIApplication *)application {
9644     if (kCFCoreFoundationVersionNumber < 1000 && [self isSafeToSuspend])
9645         return [self terminateWithSuccess];
9646     Backgrounded_ = [NSDate date];
9647     [self saveState];
9648 }
9649
9650 - (void) applicationWillEnterForeground:(UIApplication *)application {
9651     if (Backgrounded_ == nil)
9652         return;
9653
9654     NSTimeInterval interval([Backgrounded_ timeIntervalSinceNow]);
9655
9656     if (interval <= -(30*60)) {
9657         [tabbar_ setSelectedIndex:0];
9658         [[[tabbar_ viewControllers] objectAtIndex:0] popToRootViewControllerAnimated:NO];
9659     }
9660
9661     if (interval <= -(15*60)) {
9662         if (IsReachable("cydia.saurik.com")) {
9663             [tabbar_ beginUpdate];
9664             [appcache_ reloadURLWithCache:YES];
9665         }
9666     }
9667
9668     if ([database_ delocked])
9669         [self reloadData];
9670 }
9671
9672 - (void) setConfigurationData:(NSString *)data {
9673     static RegEx conffile_r("'(.*)' '(.*)' ([01]) ([01])");
9674
9675     if (!conffile_r(data)) {
9676         lprintf("E:invalid conffile\n");
9677         return;
9678     }
9679
9680     NSString *ofile = conffile_r[1];
9681     //NSString *nfile = conffile_r[2];
9682
9683     UIAlertView *alert = [[[UIAlertView alloc]
9684         initWithTitle:UCLocalize("CONFIGURATION_UPGRADE")
9685         message:[NSString stringWithFormat:@"%@\n\n%@", UCLocalize("CONFIGURATION_UPGRADE_EX"), ofile]
9686         delegate:self
9687         cancelButtonTitle:UCLocalize("KEEP_OLD_COPY")
9688         otherButtonTitles:
9689             UCLocalize("ACCEPT_NEW_COPY"),
9690             // XXX: UCLocalize("SEE_WHAT_CHANGED"),
9691         nil
9692     ] autorelease];
9693
9694     [alert setContext:@"conffile"];
9695     [alert setNumberOfRows:2];
9696     [alert show];
9697 }
9698
9699 - (void) addStashController {
9700     [self lockSuspend];
9701     stash_ = [[[StashController alloc] init] autorelease];
9702     [window_ addSubview:[stash_ view]];
9703 }
9704
9705 - (void) removeStashController {
9706     [[stash_ view] removeFromSuperview];
9707     stash_ = nil;
9708     [self unlockSuspend];
9709 }
9710
9711 - (void) stash {
9712     [[UIApplication sharedApplication] setStatusBarStyle:UIStatusBarStyleBlackOpaque];
9713     UpdateExternalStatus(1);
9714     [self yieldToSelector:@selector(system:) withObject:@"/usr/libexec/cydia/cydo /usr/libexec/cydia/free.sh"];
9715     UpdateExternalStatus(0);
9716
9717     [self removeStashController];
9718     [self reloadSpringBoard];
9719 }
9720
9721 - (void) setupViewControllers {
9722     tabbar_ = [[[CydiaTabBarController alloc] initWithDatabase:database_] autorelease];
9723
9724     NSMutableArray *items;
9725     if (kCFCoreFoundationVersionNumber < 800) {
9726         items = [NSMutableArray arrayWithObjects:
9727             [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage imageNamed:@"home.png"] tag:0] autorelease],
9728             [[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage imageNamed:@"install.png"] tag:0] autorelease],
9729             [[[UITabBarItem alloc] initWithTitle:UCLocalize("CHANGES") image:[UIImage imageNamed:@"changes.png"] tag:0] autorelease],
9730             [[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage imageNamed:@"manage.png"] tag:0] autorelease],
9731             [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage imageNamed:@"search.png"] tag:0] autorelease],
9732         nil];
9733     } else {
9734         items = [NSMutableArray arrayWithObjects:
9735             [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage imageNamed:@"home7.png"] selectedImage:[UIImage imageNamed:@"home7s.png"]] autorelease],
9736             [[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage imageNamed:@"install7.png"] selectedImage:[UIImage imageNamed:@"install7s.png"]] autorelease],
9737             [[[UITabBarItem alloc] initWithTitle:UCLocalize("CHANGES") image:[UIImage imageNamed:@"changes7.png"] selectedImage:[UIImage imageNamed:@"changes7s.png"]] autorelease],
9738             [[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage imageNamed:@"manage7.png"] selectedImage:[UIImage imageNamed:@"manage7s.png"]] autorelease],
9739             [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage imageNamed:@"search7.png"] selectedImage:[UIImage imageNamed:@"search7s.png"]] autorelease],
9740         nil];
9741     }
9742
9743     NSMutableArray *controllers([NSMutableArray array]);
9744     for (UITabBarItem *item in items) {
9745         UINavigationController *controller([[[UINavigationController alloc] init] autorelease]);
9746         [controller setTabBarItem:item];
9747         [controllers addObject:controller];
9748     }
9749     [tabbar_ setViewControllers:controllers];
9750
9751     [tabbar_ setUpdateDelegate:self];
9752 }
9753
9754 - (void) _sendMemoryWarningNotification {
9755     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: maybe 4_0?
9756         [[NSNotificationCenter defaultCenter] postNotificationName:@"UIApplicationMemoryWarningNotification" object:[UIApplication sharedApplication]];
9757     else
9758         [[NSNotificationCenter defaultCenter] postNotificationName:@"UIApplicationDidReceiveMemoryWarningNotification" object:[UIApplication sharedApplication]];
9759 }
9760
9761 - (void) _sendMemoryWarningNotifications {
9762     while (true) {
9763         [self performSelectorOnMainThread:@selector(_sendMemoryWarningNotification) withObject:nil waitUntilDone:NO];
9764         sleep(2);
9765         //usleep(2000000);
9766     }
9767 }
9768
9769 - (void) applicationDidReceiveMemoryWarning:(UIApplication *)application {
9770     NSLog(@"--");
9771     [[NSURLCache sharedURLCache] removeAllCachedResponses];
9772 }
9773
9774 - (void) applicationDidFinishLaunching:(id)unused {
9775     //[NSThread detachNewThreadSelector:@selector(_sendMemoryWarningNotifications) toTarget:self withObject:nil];
9776
9777 _trace();
9778     if ([self respondsToSelector:@selector(setApplicationSupportsShakeToEdit:)])
9779         [self setApplicationSupportsShakeToEdit:NO];
9780
9781     @synchronized (HostConfig_) {
9782         [BridgedHosts_ addObject:[[NSURL URLWithString:CydiaURL(@"")] host]];
9783     }
9784
9785     [NSURLCache setSharedURLCache:[[[CYURLCache alloc]
9786         initWithMemoryCapacity:524288
9787         diskCapacity:10485760
9788         diskPath:Cache("SDURLCache")
9789     ] autorelease]];
9790
9791     [CydiaWebViewController _initialize];
9792
9793     [NSURLProtocol registerClass:[CydiaURLProtocol class]];
9794
9795     // this would disallow http{,s} URLs from accessing this data
9796     //[WebView registerURLSchemeAsLocal:@"cydia"];
9797
9798     Font12_ = [UIFont systemFontOfSize:12];
9799     Font12Bold_ = [UIFont boldSystemFontOfSize:12];
9800     Font14_ = [UIFont systemFontOfSize:14];
9801     Font18_ = [UIFont systemFontOfSize:18];
9802     Font18Bold_ = [UIFont boldSystemFontOfSize:18];
9803     Font22Bold_ = [UIFont boldSystemFontOfSize:22];
9804
9805     essential_ = [NSMutableArray arrayWithCapacity:4];
9806     broken_ = [NSMutableArray arrayWithCapacity:4];
9807
9808     // XXX: I really need this thing... like, seriously... I'm sorry
9809     appcache_ = [[[AppCacheController alloc] initWithURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/appcache/", UI_]]] autorelease];
9810     [appcache_ reloadData];
9811
9812     window_ = [[[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]] autorelease];
9813     [window_ orderFront:self];
9814     [window_ makeKey:self];
9815     [window_ setHidden:NO];
9816
9817     if (false) stash: {
9818         [self addStashController];
9819         // XXX: this would be much cleaner as a yieldToSelector:
9820         // that way the removeStashController could happen right here inline
9821         // we also could no longer require the useless stash_ field anymore
9822         [self performSelector:@selector(stash) withObject:nil afterDelay:0];
9823         return;
9824     }
9825
9826     struct stat root;
9827     int error(stat("/", &root));
9828     _assert(error != -1);
9829
9830     #define Stash_(path) do { \
9831         struct stat folder; \
9832         int error(lstat((path), &folder)); \
9833         if (error != -1 && ( \
9834             folder.st_dev == root.st_dev && \
9835             S_ISDIR(folder.st_mode) \
9836         ) || error == -1 && ( \
9837             errno == ENOENT || \
9838             errno == ENOTDIR \
9839         )) goto stash; \
9840     } while (false)
9841
9842     Stash_("/Applications");
9843     Stash_("/Library/Ringtones");
9844     Stash_("/Library/Wallpaper");
9845     //Stash_("/usr/bin");
9846     Stash_("/usr/include");
9847     Stash_("/usr/share");
9848     //Stash_("/var/lib");
9849
9850     database_ = [Database sharedInstance];
9851     [database_ setDelegate:self];
9852
9853     [window_ setUserInteractionEnabled:NO];
9854     [self setupViewControllers];
9855
9856     CydiaLoadingViewController *loading([[[CydiaLoadingViewController alloc] init] autorelease]);
9857     UINavigationController *navigation([[[UINavigationController alloc] init] autorelease]);
9858     [navigation setViewControllers:[NSArray arrayWithObject:loading]];
9859
9860     emulated_ = [[[CyteTabBarController alloc] init] autorelease];
9861     [emulated_ setViewControllers:[NSArray arrayWithObject:navigation]];
9862     [emulated_ setSelectedIndex:0];
9863
9864     if ([emulated_ respondsToSelector:@selector(concealTabBarSelection)])
9865         [emulated_ concealTabBarSelection];
9866
9867     if ([window_ respondsToSelector:@selector(setRootViewController:)])
9868         [window_ setRootViewController:emulated_];
9869     else
9870         [window_ addSubview:[emulated_ view]];
9871
9872     [self performSelector:@selector(loadData) withObject:nil afterDelay:0];
9873 _trace();
9874 }
9875
9876 - (NSArray *) defaultStartPages {
9877     NSMutableArray *standard = [NSMutableArray array];
9878     [standard addObject:[NSArray arrayWithObject:@"cydia://home"]];
9879     [standard addObject:[NSArray arrayWithObject:@"cydia://sources"]];
9880     [standard addObject:[NSArray arrayWithObject:@"cydia://changes"]];
9881     [standard addObject:[NSArray arrayWithObject:@"cydia://installed"]];
9882     [standard addObject:[NSArray arrayWithObject:@"cydia://search"]];
9883     return standard;
9884 }
9885
9886 - (void) loadData {
9887 _trace();
9888     if ([emulated_ modalViewController] != nil)
9889         [emulated_ dismissModalViewControllerAnimated:YES];
9890     [window_ setUserInteractionEnabled:NO];
9891
9892     [self reloadDataWithInvocation:nil];
9893     [self refreshIfPossible];
9894     [self disemulate];
9895
9896     NSDictionary *state([NSDictionary dictionaryWithContentsOfFile:@ SavedState_]);
9897
9898     int savedIndex = [[state objectForKey:@"InterfaceIndex"] intValue];
9899     NSArray *saved = [[[state objectForKey:@"InterfaceState"] mutableCopy] autorelease];
9900     int standardIndex = 0;
9901     NSArray *standard = [self defaultStartPages];
9902
9903     BOOL valid = YES;
9904
9905     if (saved == nil)
9906         valid = NO;
9907
9908     NSDate *closed = [state objectForKey:@"LastClosed"];
9909     if (valid && closed != nil) {
9910         NSTimeInterval interval([closed timeIntervalSinceNow]);
9911         if (interval <= -(30*60))
9912             valid = NO;
9913     }
9914
9915     if (valid && [saved count] != [standard count])
9916         valid = NO;
9917
9918     if (valid) {
9919         for (unsigned int i = 0; i < [standard count]; i++) {
9920             NSArray *std = [standard objectAtIndex:i], *sav = [saved objectAtIndex:i];
9921             // XXX: The "hasPrefix" sanity check here could be, in theory, fooled,
9922             //      but it's good enough for now.
9923             if ([sav count] == 0 || ![[sav objectAtIndex:0] hasPrefix:[std objectAtIndex:0]]) {
9924                 valid = NO;
9925                 break;
9926             }
9927         }
9928     }
9929
9930     NSArray *items = nil;
9931     if (valid) {
9932         [tabbar_ setSelectedIndex:savedIndex];
9933         items = saved;
9934     } else {
9935         [tabbar_ setSelectedIndex:standardIndex];
9936         items = standard;
9937     }
9938
9939     for (unsigned int tab = 0; tab < [[tabbar_ viewControllers] count]; tab++) {
9940         NSArray *stack = [items objectAtIndex:tab];
9941         UINavigationController *navigation = [[tabbar_ viewControllers] objectAtIndex:tab];
9942         NSMutableArray *current = [NSMutableArray array];
9943
9944         for (unsigned int nav = 0; nav < [stack count]; nav++) {
9945             NSString *addr = [stack objectAtIndex:nav];
9946             NSURL *url = [NSURL URLWithString:addr];
9947             CyteViewController *page = [self pageForURL:url forExternal:NO withReferrer:nil];
9948             if (page != nil)
9949                 [current addObject:page];
9950         }
9951
9952         [navigation setViewControllers:current];
9953     }
9954
9955     // (Try to) show the startup URL.
9956     if (starturl_ != nil) {
9957         [self openCydiaURL:starturl_ forExternal:YES];
9958         starturl_ = nil;
9959     }
9960 }
9961
9962 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item {
9963     if (item != nil && IsWildcat_) {
9964         [sheet showFromBarButtonItem:item animated:YES];
9965     } else {
9966         [sheet showInView:window_];
9967     }
9968 }
9969
9970 - (void) addProgressEvent:(CydiaProgressEvent *)event forTask:(NSString *)task {
9971     id<ProgressDelegate> progress([database_ progressDelegate] ?: [self invokeNewProgress:nil forController:nil withTitle:task]);
9972     [progress setTitle:task];
9973     [progress addProgressEvent:event];
9974 }
9975
9976 - (void) addProgressEventForTask:(NSArray *)data {
9977     CydiaProgressEvent *event([data objectAtIndex:0]);
9978     NSString *task([data count] < 2 ? nil : [data objectAtIndex:1]);
9979     [self addProgressEvent:event forTask:task];
9980 }
9981
9982 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task {
9983     [self performSelectorOnMainThread:@selector(addProgressEventForTask:) withObject:[NSArray arrayWithObjects:event, task, nil] waitUntilDone:YES];
9984 }
9985
9986 @end
9987
9988 /*IMP alloc_;
9989 id Alloc_(id self, SEL selector) {
9990     id object = alloc_(self, selector);
9991     lprintf("[%s]A-%p\n", self->isa->name, object);
9992     return object;
9993 }*/
9994
9995 /*IMP dealloc_;
9996 id Dealloc_(id self, SEL selector) {
9997     id object = dealloc_(self, selector);
9998     lprintf("[%s]D-%p\n", self->isa->name, object);
9999     return object;
10000 }*/
10001
10002 Class $NSURLConnection;
10003
10004 MSHook(id, NSURLConnection$init$, NSURLConnection *self, SEL _cmd, NSURLRequest *request, id delegate, BOOL usesCache, int64_t maxContentLength, BOOL startImmediately, NSDictionary *connectionProperties) {
10005     NSMutableURLRequest *copy([[request mutableCopy] autorelease]);
10006
10007     NSURL *url([copy URL]);
10008
10009     NSString *host([url host]);
10010     NSString *scheme([[url scheme] lowercaseString]);
10011
10012     NSString *compound([NSString stringWithFormat:@"%@:%@", scheme, host]);
10013
10014     @synchronized (HostConfig_) {
10015         if ([copy respondsToSelector:@selector(setHTTPShouldUsePipelining:)])
10016             if ([PipelinedHosts_ containsObject:host] || [PipelinedHosts_ containsObject:compound])
10017                 [copy setHTTPShouldUsePipelining:YES];
10018
10019         if (NSString *control = [copy valueForHTTPHeaderField:@"Cache-Control"])
10020             if ([control isEqualToString:@"max-age=0"])
10021                 if ([CachedURLs_ containsObject:url]) {
10022 #if !ForRelease
10023                     NSLog(@"~~~: %@", url);
10024 #endif
10025
10026                     [copy setCachePolicy:NSURLRequestReturnCacheDataDontLoad];
10027
10028                     [copy setValue:nil forHTTPHeaderField:@"Cache-Control"];
10029                     [copy setValue:nil forHTTPHeaderField:@"If-Modified-Since"];
10030                     [copy setValue:nil forHTTPHeaderField:@"If-None-Match"];
10031                 }
10032     }
10033
10034     if ((self = _NSURLConnection$init$(self, _cmd, copy, delegate, usesCache, maxContentLength, startImmediately, connectionProperties)) != nil) {
10035     } return self;
10036 }
10037
10038 Class $WAKWindow;
10039
10040 static CGSize $WAKWindow$screenSize(WAKWindow *self, SEL _cmd) {
10041     CGSize size([[UIScreen mainScreen] bounds].size);
10042     /*if ([$WAKWindow respondsToSelector:@selector(hasLandscapeOrientation)])
10043         if ([$WAKWindow hasLandscapeOrientation])
10044             std::swap(size.width, size.height);*/
10045     return size;
10046 }
10047
10048 Class $NSUserDefaults;
10049
10050 MSHook(id, NSUserDefaults$objectForKey$, NSUserDefaults *self, SEL _cmd, NSString *key) {
10051     if ([key respondsToSelector:@selector(isEqualToString:)] && [key isEqualToString:@"WebKitLocalStorageDatabasePathPreferenceKey"])
10052         return Cache("LocalStorage");
10053     return _NSUserDefaults$objectForKey$(self, _cmd, key);
10054 }
10055
10056 static NSMutableDictionary *AutoreleaseDeepMutableCopyOfDictionary(CFTypeRef type) {
10057     if (type == NULL)
10058         return nil;
10059     if (CFGetTypeID(type) != CFDictionaryGetTypeID())
10060         return nil;
10061     CFTypeRef copy(CFPropertyListCreateDeepCopy(kCFAllocatorDefault, type, kCFPropertyListMutableContainers));
10062     CFRelease(type);
10063     return [(NSMutableDictionary *) copy autorelease];
10064 }
10065
10066 int main(int argc, char *argv[]) {
10067     int fd(open("/tmp/cydia.log", O_WRONLY | O_APPEND | O_CREAT, 0644));
10068     dup2(fd, 2);
10069     close(fd);
10070
10071     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
10072
10073     _trace();
10074
10075     UpdateExternalStatus(0);
10076
10077     UIScreen *screen([UIScreen mainScreen]);
10078     if ([screen respondsToSelector:@selector(scale)])
10079         ScreenScale_ = [screen scale];
10080     else
10081         ScreenScale_ = 1;
10082
10083     UIDevice *device([UIDevice currentDevice]);
10084     if ([device respondsToSelector:@selector(userInterfaceIdiom)]) {
10085         UIUserInterfaceIdiom idiom([device userInterfaceIdiom]);
10086         if (idiom == UIUserInterfaceIdiomPad)
10087             IsWildcat_ = true;
10088     }
10089
10090     Idiom_ = IsWildcat_ ? @"ipad" : @"iphone";
10091
10092     RegEx pattern("([0-9]+\\.[0-9]+).*");
10093
10094     if (pattern([device systemVersion]))
10095         Firmware_ = pattern[1];
10096     if (pattern(Cydia_))
10097         Major_ = pattern[1];
10098
10099     SessionData_ = [NSMutableDictionary dictionaryWithCapacity:4];
10100
10101     HostConfig_ = [[[NSObject alloc] init] autorelease];
10102     @synchronized (HostConfig_) {
10103         BridgedHosts_ = [NSMutableSet setWithCapacity:4];
10104         InsecureHosts_ = [NSMutableSet setWithCapacity:4];
10105         PipelinedHosts_ = [NSMutableSet setWithCapacity:4];
10106         CachedURLs_ = [NSMutableSet setWithCapacity:32];
10107     }
10108
10109     NSString *ui(@"ui/ios");
10110     if (Idiom_ != nil)
10111         ui = [ui stringByAppendingString:[NSString stringWithFormat:@"~%@", Idiom_]];
10112     ui = [ui stringByAppendingString:[NSString stringWithFormat:@"/%@", Major_]];
10113     UI_ = CydiaURL(ui);
10114
10115     PackageName = reinterpret_cast<CYString &(*)(Package *, SEL)>(method_getImplementation(class_getInstanceMethod([Package class], @selector(cyname))));
10116
10117     /* Library Hacks {{{ */
10118     class_addMethod(objc_getClass("DOMNodeList"), @selector(countByEnumeratingWithState:objects:count:), (IMP) &DOMNodeList$countByEnumeratingWithState$objects$count$, "I20@0:4^{NSFastEnumerationState}8^@12I16");
10119
10120     $WAKWindow = objc_getClass("WAKWindow");
10121     if ($WAKWindow != NULL)
10122         if (Method method = class_getInstanceMethod($WAKWindow, @selector(screenSize)))
10123             method_setImplementation(method, (IMP) &$WAKWindow$screenSize);
10124
10125     $NSURLConnection = objc_getClass("NSURLConnection");
10126     Method NSURLConnection$init$(class_getInstanceMethod($NSURLConnection, @selector(_initWithRequest:delegate:usesCache:maxContentLength:startImmediately:connectionProperties:)));
10127     if (NSURLConnection$init$ != NULL) {
10128         _NSURLConnection$init$ = reinterpret_cast<id (*)(NSURLConnection *, SEL, NSURLRequest *, id, BOOL, int64_t, BOOL, NSDictionary *)>(method_getImplementation(NSURLConnection$init$));
10129         method_setImplementation(NSURLConnection$init$, reinterpret_cast<IMP>(&$NSURLConnection$init$));
10130     }
10131
10132     $NSUserDefaults = objc_getClass("NSUserDefaults");
10133     Method NSUserDefaults$objectForKey$(class_getInstanceMethod($NSUserDefaults, @selector(objectForKey:)));
10134     if (NSUserDefaults$objectForKey$ != NULL) {
10135         _NSUserDefaults$objectForKey$ = reinterpret_cast<id (*)(NSUserDefaults *, SEL, NSString *)>(method_getImplementation(NSUserDefaults$objectForKey$));
10136         method_setImplementation(NSUserDefaults$objectForKey$, reinterpret_cast<IMP>(&$NSUserDefaults$objectForKey$));
10137     }
10138     /* }}} */
10139     /* Set Locale {{{ */
10140     Locale_ = CFLocaleCopyCurrent();
10141     Languages_ = [NSLocale preferredLanguages];
10142
10143     //CFStringRef locale(CFLocaleGetIdentifier(Locale_));
10144     //NSLog(@"%@", [Languages_ description]);
10145
10146     const char *lang;
10147     if (Locale_ != NULL)
10148         lang = [(NSString *) CFLocaleGetIdentifier(Locale_) UTF8String];
10149     else if (Languages_ != nil && [Languages_ count] != 0)
10150         lang = [[Languages_ objectAtIndex:0] UTF8String];
10151     else
10152         // XXX: consider just setting to C and then falling through?
10153         lang = NULL;
10154
10155     if (lang != NULL) {
10156         RegEx pattern("([a-z][a-z])(?:-[A-Za-z]*)?(_[A-Z][A-Z])?");
10157         lang = !pattern(lang) ? NULL : [pattern->*@"%1$@%2$@" UTF8String];
10158     }
10159
10160     NSLog(@"Setting Language: %s", lang);
10161
10162     if (lang != NULL) {
10163         setenv("LANG", lang, true);
10164         std::setlocale(LC_ALL, lang);
10165     }
10166     /* }}} */
10167     /* Index Collation {{{ */
10168     if (Class $UILocalizedIndexedCollation = objc_getClass("UILocalizedIndexedCollation")) { @try {
10169         NSBundle *bundle([NSBundle bundleForClass:$UILocalizedIndexedCollation]);
10170         NSString *path([bundle pathForResource:@"UITableViewLocalizedSectionIndex" ofType:@"plist"]);
10171         //path = @"/System/Library/Frameworks/UIKit.framework/.lproj/UITableViewLocalizedSectionIndex.plist";
10172         NSDictionary *dictionary([NSDictionary dictionaryWithContentsOfFile:path]);
10173         _H<UILocalizedIndexedCollation> collation([[[$UILocalizedIndexedCollation alloc] initWithDictionary:dictionary] autorelease]);
10174
10175         CollationLocale_ = MSHookIvar<NSLocale *>(collation, "_locale");
10176
10177         if (kCFCoreFoundationVersionNumber >= 800 && [[CollationLocale_ localeIdentifier] isEqualToString:@"zh@collation=stroke"]) {
10178             CollationThumbs_ = [NSArray arrayWithObjects:@"1",@"•",@"4",@"•",@"7",@"•",@"10",@"•",@"13",@"•",@"16",@"•",@"19",@"A",@"•",@"E",@"•",@"I",@"•",@"M",@"•",@"R",@"•",@"V",@"•",@"Z",@"#",nil];
10179             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})
10180                 CollationOffset_.push_back(offset);
10181             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];
10182             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];
10183         } else {
10184
10185         CollationThumbs_ = [collation sectionIndexTitles];
10186         for (size_t index(0), end([CollationThumbs_ count]); index != end; ++index)
10187             CollationOffset_.push_back([collation sectionForSectionIndexTitleAtIndex:index]);
10188
10189         CollationTitles_ = [collation sectionTitles];
10190         CollationStarts_ = MSHookIvar<NSArray *>(collation, "_sectionStartStrings");
10191
10192         NSString *&transform(MSHookIvar<NSString *>(collation, "_transform"));
10193         if (&transform != NULL && transform != nil) {
10194             /*if ([collation respondsToSelector:@selector(transformedCollationStringForString:)])
10195                 CollationModify_ = [=](NSString *value) { return [collation transformedCollationStringForString:value]; };*/
10196             const UChar *uid(reinterpret_cast<const UChar *>([transform cStringUsingEncoding:NSUnicodeStringEncoding]));
10197             UErrorCode code(U_ZERO_ERROR);
10198             CollationTransl_ = utrans_openU(uid, -1, UTRANS_FORWARD, NULL, 0, NULL, &code);
10199             if (!U_SUCCESS(code))
10200                 NSLog(@"%s", u_errorName(code));
10201         }
10202
10203         }
10204     } @catch (NSException *e) {
10205         NSLog(@"%@", e);
10206         goto hard;
10207     } } else hard: {
10208         CollationLocale_ = [[[NSLocale alloc] initWithLocaleIdentifier:@"en@collation=dictionary"] autorelease];
10209
10210         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];
10211         for (NSInteger offset(0); offset != 28; ++offset)
10212             CollationOffset_.push_back(offset);
10213
10214         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];
10215         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];
10216     }
10217     /* }}} */
10218     /* Parse Arguments {{{ */
10219     bool substrate(false);
10220
10221     if (argc != 0) {
10222         char **args(argv);
10223         int arge(1);
10224
10225         for (int argi(1); argi != argc; ++argi)
10226             if (strcmp(argv[argi], "--") == 0) {
10227                 arge = argi;
10228                 argv[argi] = argv[0];
10229                 argv += argi;
10230                 argc -= argi;
10231                 break;
10232             }
10233
10234         for (int argi(1); argi != arge; ++argi)
10235             if (strcmp(args[argi], "--substrate") == 0)
10236                 substrate = true;
10237             else
10238                 fprintf(stderr, "unknown argument: %s\n", args[argi]);
10239     }
10240     /* }}} */
10241
10242     App_ = [[NSBundle mainBundle] bundlePath];
10243     Advanced_ = YES;
10244
10245     Cache_ = [[NSString stringWithFormat:@"%@/Library/Caches/com.saurik.Cydia", @"/var/mobile"] retain];
10246
10247     /*Method alloc = class_getClassMethod([NSObject class], @selector(alloc));
10248     alloc_ = alloc->method_imp;
10249     alloc->method_imp = (IMP) &Alloc_;*/
10250
10251     /*Method dealloc = class_getClassMethod([NSObject class], @selector(dealloc));
10252     dealloc_ = dealloc->method_imp;
10253     dealloc->method_imp = (IMP) &Dealloc_;*/
10254
10255     void *gestalt(dlopen("/usr/lib/libMobileGestalt.dylib", RTLD_GLOBAL | RTLD_LAZY));
10256     $MGCopyAnswer = reinterpret_cast<CFStringRef (*)(CFStringRef)>(dlsym(gestalt, "MGCopyAnswer"));
10257
10258     /* System Information {{{ */
10259     size_t size;
10260
10261     int maxproc;
10262     size = sizeof(maxproc);
10263     if (sysctlbyname("kern.maxproc", &maxproc, &size, NULL, 0) == -1)
10264         perror("sysctlbyname(\"kern.maxproc\", ?)");
10265     else if (maxproc < 64) {
10266         maxproc = 64;
10267         if (sysctlbyname("kern.maxproc", NULL, NULL, &maxproc, sizeof(maxproc)) == -1)
10268             perror("sysctlbyname(\"kern.maxproc\", #)");
10269     }
10270
10271     sysctlbyname("kern.osversion", NULL, &size, NULL, 0);
10272     char *osversion = new char[size];
10273     if (sysctlbyname("kern.osversion", osversion, &size, NULL, 0) == -1)
10274         perror("sysctlbyname(\"kern.osversion\", ?)");
10275     else
10276         System_ = [NSString stringWithUTF8String:osversion];
10277
10278     sysctlbyname("hw.machine", NULL, &size, NULL, 0);
10279     char *machine = new char[size];
10280     if (sysctlbyname("hw.machine", machine, &size, NULL, 0) == -1)
10281         perror("sysctlbyname(\"hw.machine\", ?)");
10282     else
10283         Machine_ = machine;
10284
10285     int64_t usermem(0);
10286     size = sizeof(usermem);
10287     if (sysctlbyname("hw.usermem", &usermem, &size, NULL, 0) == -1)
10288         usermem = 0;
10289
10290     SerialNumber_ = (NSString *) CYIOGetValue("IOService:/", @"IOPlatformSerialNumber");
10291     ChipID_ = [CYHex((NSData *) CYIOGetValue("IODeviceTree:/chosen", @"unique-chip-id"), true) uppercaseString];
10292     BBSNum_ = CYHex((NSData *) CYIOGetValue("IOService:/AppleARMPE/baseband", @"snum"), false);
10293
10294     UniqueID_ = UniqueIdentifier(device);
10295
10296     if (NSDictionary *info = [NSDictionary dictionaryWithContentsOfFile:@"/Applications/MobileSafari.app/Info.plist"]) {
10297         Product_ = [info objectForKey:@"SafariProductVersion"];
10298         Safari_ = [info objectForKey:@"CFBundleVersion"];
10299     }
10300
10301     NSString *agent([NSString stringWithFormat:@"Cydia/%@ CyF/%.2f", Cydia_, kCFCoreFoundationVersionNumber]);
10302
10303     if (RegEx match = RegEx("([0-9]+(\\.[0-9]+)+).*", Safari_))
10304         agent = [NSString stringWithFormat:@"Safari/%@ %@", match[1], agent];
10305     if (RegEx match = RegEx("([0-9]+[A-Z][0-9]+[a-z]?).*", System_))
10306         agent = [NSString stringWithFormat:@"Mobile/%@ %@", match[1], agent];
10307     if (RegEx match = RegEx("([0-9]+(\\.[0-9]+)+).*", Product_))
10308         agent = [NSString stringWithFormat:@"Version/%@ %@", match[1], agent];
10309
10310     UserAgent_ = agent;
10311     /* }}} */
10312     /* Load Database {{{ */
10313     SectionMap_ = [[[NSDictionary alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"Sections" ofType:@"plist"]] autorelease];
10314
10315     _trace();
10316     mkdir("/var/mobile/Library/Cydia", 0755);
10317     MetaFile_.Open("/var/mobile/Library/Cydia/metadata.cb0");
10318     _trace();
10319
10320     Values_ = AutoreleaseDeepMutableCopyOfDictionary(CFPreferencesCopyAppValue(CFSTR("CydiaValues"), CFSTR("com.saurik.Cydia")));
10321     Sections_ = AutoreleaseDeepMutableCopyOfDictionary(CFPreferencesCopyAppValue(CFSTR("CydiaSections"), CFSTR("com.saurik.Cydia")));
10322     Sources_ = AutoreleaseDeepMutableCopyOfDictionary(CFPreferencesCopyAppValue(CFSTR("CydiaSources"), CFSTR("com.saurik.Cydia")));
10323     Version_ = [(NSNumber *) CFPreferencesCopyAppValue(CFSTR("CydiaVersion"), CFSTR("com.saurik.Cydia")) autorelease];
10324
10325     _trace();
10326     NSDictionary *metadata([[[NSMutableDictionary alloc] initWithContentsOfFile:@"/var/lib/cydia/metadata.plist"] autorelease]);
10327
10328     if (Values_ == nil)
10329         Values_ = [metadata objectForKey:@"Values"];
10330     if (Values_ == nil)
10331         Values_ = [[[NSMutableDictionary alloc] initWithCapacity:4] autorelease];
10332
10333     if (Sections_ == nil)
10334         Sections_ = [metadata objectForKey:@"Sections"];
10335     if (Sections_ == nil)
10336         Sections_ = [[[NSMutableDictionary alloc] initWithCapacity:32] autorelease];
10337
10338     if (Sources_ == nil)
10339         Sources_ = [metadata objectForKey:@"Sources"];
10340     if (Sources_ == nil)
10341         Sources_ = [[[NSMutableDictionary alloc] initWithCapacity:0] autorelease];
10342
10343     // XXX: this wrong, but in a way that doesn't matter :/
10344     if (Version_ == nil)
10345         Version_ = [metadata objectForKey:@"Version"];
10346     if (Version_ == nil)
10347         Version_ = [NSNumber numberWithUnsignedInt:0];
10348
10349     if (NSDictionary *packages = [metadata objectForKey:@"Packages"]) {
10350         bool fail(false);
10351         CFDictionaryApplyFunction((CFDictionaryRef) packages, &PackageImport, &fail);
10352         _trace();
10353         if (fail)
10354             NSLog(@"unable to import package preferences... from 2010? oh well :/");
10355     }
10356
10357     if ([Version_ unsignedIntValue] == 0) {
10358         CydiaAddSource(@"http://apt.thebigboss.org/repofiles/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10359         CydiaAddSource(@"http://apt.modmyi.com/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10360         CydiaAddSource(@"http://cydia.zodttd.com/repo/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10361         CydiaAddSource(@"http://repo666.ultrasn0w.com/", @"./");
10362
10363         Version_ = [NSNumber numberWithUnsignedInt:1];
10364
10365         if (NSMutableDictionary *cache = [NSMutableDictionary dictionaryWithContentsOfFile:@ CacheState_]) {
10366             [cache removeObjectForKey:@"LastUpdate"];
10367             [cache writeToFile:@ CacheState_ atomically:YES];
10368         }
10369     }
10370
10371     _H<NSMutableArray> broken([NSMutableArray array]);
10372     for (NSString *key in (id) Sources_)
10373         if ([key rangeOfCharacterFromSet:[NSCharacterSet characterSetWithCharactersInString:@"# "]].location != NSNotFound)
10374             [broken addObject:key];
10375     if ([broken count] != 0)
10376         for (NSString *key in (id) broken)
10377             [Sources_ removeObjectForKey:key];
10378     broken = nil;
10379
10380     SaveConfig(nil);
10381     system("/usr/libexec/cydia/cydo /bin/rm -f /var/lib/cydia/metadata.plist");
10382     /* }}} */
10383
10384     Finishes_ = [NSArray arrayWithObjects:@"return", @"reopen", @"restart", @"reload", @"reboot", nil];
10385
10386     if (kCFCoreFoundationVersionNumber > 1000)
10387         system("/usr/libexec/cydia/cydo /usr/libexec/cydia/setnsfpn /var/lib");
10388
10389     int version([[NSString stringWithContentsOfFile:@"/var/lib/cydia/firmware.ver"] intValue]);
10390
10391     if (access("/User", F_OK) != 0 || version != 6) {
10392         _trace();
10393         system("/usr/libexec/cydia/cydo /usr/libexec/cydia/firmware.sh");
10394         _trace();
10395     }
10396
10397     if (access("/tmp/cydia.chk", F_OK) == 0) {
10398         if (unlink([Cache("pkgcache.bin") UTF8String]) == -1)
10399             _assert(errno == ENOENT);
10400         if (unlink([Cache("srcpkgcache.bin") UTF8String]) == -1)
10401             _assert(errno == ENOENT);
10402     }
10403
10404     system("/usr/libexec/cydia/cydo /bin/ln -sf /var/mobile/Library/Caches/com.saurik.Cydia/sources.list /etc/apt/sources.list.d/cydia.list");
10405
10406     /* APT Initialization {{{ */
10407     _assert(pkgInitConfig(*_config));
10408     _assert(pkgInitSystem(*_config, _system));
10409
10410     if (lang != NULL)
10411         _config->Set("APT::Acquire::Translation", lang);
10412
10413     // XXX: this timeout might be important :(
10414     //_config->Set("Acquire::http::Timeout", 15);
10415
10416     _config->Set("Acquire::http::MaxParallel", usermem >= 384 * 1024 * 1024 ? 16 : 3);
10417
10418     mkdir([Cache_ UTF8String], 0755);
10419     mkdir([Cache("archives") UTF8String], 0755);
10420     mkdir([Cache("archives/partial") UTF8String], 0755);
10421     _config->Set("Dir::Cache", [Cache_ UTF8String]);
10422
10423     symlink("/var/lib/apt/extended_states", [Cache("extended_states") UTF8String]);
10424     _config->Set("Dir::State", [Cache_ UTF8String]);
10425
10426     mkdir([Cache("lists") UTF8String], 0755);
10427     mkdir([Cache("lists/partial") UTF8String], 0755);
10428     mkdir([Cache("periodic") UTF8String], 0755);
10429     _config->Set("Dir::State::Lists", [Cache("lists") UTF8String]);
10430
10431     std::string logs("/var/mobile/Library/Logs/Cydia");
10432     mkdir(logs.c_str(), 0755);
10433     _config->Set("Dir::Log::Terminal", logs + "/apt.log");
10434
10435     _config->Set("Dir::Bin::dpkg", "/usr/libexec/cydia/cydo");
10436     /* }}} */
10437     /* Color Choices {{{ */
10438     space_ = CGColorSpaceCreateDeviceRGB();
10439
10440     Blue_.Set(space_, 0.2, 0.2, 1.0, 1.0);
10441     Blueish_.Set(space_, 0x19/255.f, 0x32/255.f, 0x50/255.f, 1.0);
10442     Black_.Set(space_, 0.0, 0.0, 0.0, 1.0);
10443     Folder_.Set(space_, 0x8e/255.f, 0x8e/255.f, 0x93/255.f, 1.0);
10444     Off_.Set(space_, 0.9, 0.9, 0.9, 1.0);
10445     White_.Set(space_, 1.0, 1.0, 1.0, 1.0);
10446     Gray_.Set(space_, 0.4, 0.4, 0.4, 1.0);
10447     Green_.Set(space_, 0.0, 0.5, 0.0, 1.0);
10448     Purple_.Set(space_, 0.0, 0.0, 0.7, 1.0);
10449     Purplish_.Set(space_, 0.4, 0.4, 0.8, 1.0);
10450
10451     InstallingColor_ = [UIColor colorWithRed:0.88f green:1.00f blue:0.88f alpha:1.00f];
10452     RemovingColor_ = [UIColor colorWithRed:1.00f green:0.88f blue:0.88f alpha:1.00f];
10453     /* }}}*/
10454     /* UIKit Configuration {{{ */
10455     // XXX: I have a feeling this was important
10456     //UIKeyboardDisableAutomaticAppearance();
10457     /* }}} */
10458
10459     $SBSSetInterceptsMenuButtonForever = reinterpret_cast<void (*)(bool)>(dlsym(RTLD_DEFAULT, "SBSSetInterceptsMenuButtonForever"));
10460
10461     const char *symbol(kCFCoreFoundationVersionNumber >= 800 ? "MGGetBoolAnswer" : "GSSystemHasCapability");
10462     BOOL (*GSSystemHasCapability)(CFStringRef) = reinterpret_cast<BOOL (*)(CFStringRef)>(dlsym(RTLD_DEFAULT, symbol));
10463     bool fast = GSSystemHasCapability != NULL && GSSystemHasCapability(CFSTR("armv7"));
10464
10465     PulseInterval_ = fast ? 50000 : 500000;
10466
10467     Colon_ = UCLocalize("COLON_DELIMITED");
10468     Elision_ = UCLocalize("ELISION");
10469     Error_ = UCLocalize("ERROR");
10470     Warning_ = UCLocalize("WARNING");
10471
10472     _trace();
10473     int value(UIApplicationMain(argc, argv, @"Cydia", @"Cydia"));
10474
10475     CGColorSpaceRelease(space_);
10476     CFRelease(Locale_);
10477
10478     [pool release];
10479     return value;
10480 }