MobileCydia.mm

   1 /* Cydia - iPhone UIKit Front-End for Debian APT
   2  * Copyright (C) 2008-2011  Jay Freeman (saurik)
   3 */
   4
   5 /* Modified BSD License {{{ */
   6 /*
   7  *        Redistribution and use in source and binary
   8  * forms, with or without modification, are permitted
   9  * provided that the following conditions are met:
  10  *
  11  * 1. Redistributions of source code must retain the
  12  *    above copyright notice, this list of conditions
  13  *    and the following disclaimer.
  14  * 2. Redistributions in binary form must reproduce the
  15  *    above copyright notice, this list of conditions
  16  *    and the following disclaimer in the documentation
  17  *    and/or other materials provided with the
  18  *    distribution.
  19  * 3. The name of the author may not be used to endorse
  20  *    or promote products derived from this software
  21  *    without specific prior written permission.
  22  *
  23  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS''
  24  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING,
  25  * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
  26  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  27  * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE
  28  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
  29  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  30  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
  31  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  32  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
  33  * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
  34  * TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
  35  * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
  36  * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  37 */
  38 /* }}} */
  39
  40 // XXX: wtf/FastMalloc.h... wtf?
  41 #define USE_SYSTEM_MALLOC 1
  42
  43 /* #include Directives {{{ */
  44 #include "CyteKit/UCPlatform.h"
  45 #include "CyteKit/Localize.h"
  46
  47 #include <objc/objc.h>
  48 #include <objc/runtime.h>
  49
  50 #include <CoreGraphics/CoreGraphics.h>
  51 #include <Foundation/Foundation.h>
  52
  53 #if 0
  54 #define DEPLOYMENT_TARGET_MACOSX 1
  55 #define CF_BUILDING_CF 1
  56 #include <CoreFoundation/CFInternal.h>
  57 #endif
  58
  59 #include <CoreFoundation/CFPriv.h>
  60 #include <CoreFoundation/CFUniChar.h>
  61
  62 #include <SystemConfiguration/SystemConfiguration.h>
  63
  64 #include <UIKit/UIKit.h>
  65 #include "iPhonePrivate.h"
  66
  67 #include <IOKit/IOKitLib.h>
  68
  69 #include <QuartzCore/CALayer.h>
  70
  71 #include <WebCore/WebCoreThread.h>
  72
  73 #include <algorithm>
  74 #include <iomanip>
  75 #include <sstream>
  76 #include <string>
  77
  78 #include <ext/stdio_filebuf.h>
  79
  80 #undef ABS
  81
  82 #include <apt-pkg/acquire.h>
  83 #include <apt-pkg/acquire-item.h>
  84 #include <apt-pkg/algorithms.h>
  85 #include <apt-pkg/cachefile.h>
  86 #include <apt-pkg/clean.h>
  87 #include <apt-pkg/configuration.h>
  88 #include <apt-pkg/debindexfile.h>
  89 #include <apt-pkg/debmetaindex.h>
  90 #include <apt-pkg/error.h>
  91 #include <apt-pkg/init.h>
  92 #include <apt-pkg/mmap.h>
  93 #include <apt-pkg/pkgrecords.h>
  94 #include <apt-pkg/sha1.h>
  95 #include <apt-pkg/sourcelist.h>
  96 #include <apt-pkg/sptr.h>
  97 #include <apt-pkg/strutl.h>
  98 #include <apt-pkg/tagfile.h>
  99
 100 #include <apr-1/apr_pools.h>
 101
 102 #include <sys/types.h>
 103 #include <sys/stat.h>
 104 #include <sys/sysctl.h>
 105 #include <sys/param.h>
 106 #include <sys/mount.h>
 107 #include <sys/reboot.h>
 108
 109 #include <fcntl.h>
 110 #include <notify.h>
 111 #include <dlfcn.h>
 112
 113 extern "C" {
 114 #include <mach-o/nlist.h>
 115 }
 116
 117 #include <cstdio>
 118 #include <cstdlib>
 119 #include <cstring>
 120
 121 #include <errno.h>
 122
 123 #include <Cytore.hpp>
 124 #include "Sources.h"
 125
 126 #include <CydiaSubstrate/CydiaSubstrate.h>
 127 #include "Menes/Menes.h"
 128
 129 #include "CyteKit/PerlCompatibleRegEx.hpp"
 130 #include "CyteKit/TableViewCell.h"
 131 #include "CyteKit/WebScriptObject-Cyte.h"
 132 #include "CyteKit/WebViewController.h"
 133 #include "CyteKit/stringWithUTF8Bytes.h"
 134
 135 #include "Cydia/MIMEAddress.h"
 136 #include "Cydia/LoadingViewController.h"
 137 #include "Cydia/ProgressEvent.h"
 138
 139 #include "SDURLCache/SDURLCache.h"
 140 /* }}} */
 141
 142 /* Profiler {{{ */
 143 struct timeval _ltv;
 144 bool _itv;
 145
 146 #define _timestamp ({ \
 147     struct timeval tv; \
 148     gettimeofday(&tv, NULL); \
 149     tv.tv_sec * 1000000 + tv.tv_usec; \
 150 })
 151
 152 typedef std::vector<class ProfileTime *> TimeList;
 153 TimeList times_;
 154
 155 class ProfileTime {
 156   private:
 157     const char *name_;
 158     uint64_t total_;
 159     uint64_t count_;
 160
 161   public:
 162     ProfileTime(const char *name) :
 163         name_(name),
 164         total_(0)
 165     {
 166         times_.push_back(this);
 167     }
 168
 169     void AddTime(uint64_t time) {
 170         total_ += time;
 171         ++count_;
 172     }
 173
 174     void Print() {
 175         if (total_ != 0)
 176             std::cerr << std::setw(5) << count_ << ", " << std::setw(7) << total_ << " : " << name_ << std::endl;
 177         total_ = 0;
 178         count_ = 0;
 179     }
 180 };
 181
 182 class ProfileTimer {
 183   private:
 184     ProfileTime &time_;
 185     uint64_t start_;
 186
 187   public:
 188     ProfileTimer(ProfileTime &time) :
 189         time_(time),
 190         start_(_timestamp)
 191     {
 192     }
 193
 194     ~ProfileTimer() {
 195         time_.AddTime(_timestamp - start_);
 196     }
 197 };
 198
 199 void PrintTimes() {
 200     for (TimeList::const_iterator i(times_.begin()); i != times_.end(); ++i)
 201         (*i)->Print();
 202     std::cerr << "========" << std::endl;
 203 }
 204
 205 #define _profile(name) { \
 206     static ProfileTime name(#name); \
 207     ProfileTimer _ ## name(name);
 208
 209 #define _end }
 210 /* }}} */
 211
 212 extern NSString *Cydia_;
 213
 214 #define lprintf(args...) fprintf(stderr, args)
 215
 216 #define ForRelease 1
 217 #define TraceLogging (1 && !ForRelease)
 218 #define HistogramInsertionSort (!ForRelease ? 0 : 0)
 219 #define ProfileTimes (0 && !ForRelease)
 220 #define ForSaurik (0 && !ForRelease)
 221 #define LogBrowser (0 && !ForRelease)
 222 #define TrackResize (0 && !ForRelease)
 223 #define ManualRefresh (1 && !ForRelease)
 224 #define ShowInternals (0 && !ForRelease)
 225 #define AlwaysReload (0 && !ForRelease)
 226 #define TryIndexedCollation (0 && !ForRelease)
 227
 228 #if !TraceLogging
 229 #undef _trace
 230 #define _trace(args...)
 231 #endif
 232
 233 #if !ProfileTimes
 234 #undef _profile
 235 #define _profile(name) {
 236 #undef _end
 237 #define _end }
 238 #define PrintTimes() do {} while (false)
 239 #endif
 240
 241 // Hash Functions/Structures {{{
 242 extern "C" uint32_t hashlittle(const void *key, size_t length, uint32_t initval = 0);
 243
 244 union SplitHash {
 245     uint32_t u32;
 246     uint16_t u16[2];
 247 };
 248 // }}}
 249
 250 static NSString *Colon_;
 251 NSString *Elision_;
 252 static NSString *Error_;
 253 static NSString *Warning_;
 254
 255 static const NSUInteger UIViewAutoresizingFlexibleBoth(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight);
 256
 257 static _finline NSString *CydiaURL(NSString *path) {
 258     char page[26];
 259     page[0] = 'h'; page[1] = 't'; page[2] = 't'; page[3] = 'p'; page[4] = 's';
 260     page[5] = ':'; page[6] = '/'; page[7] = '/'; page[8] = 'c'; page[9] = 'y';
 261     page[10] = 'd'; page[11] = 'i'; page[12] = 'a'; page[13] = '.'; page[14] = 's';
 262     page[15] = 'a'; page[16] = 'u'; page[17] = 'r'; page[18] = 'i'; page[19] = 'k';
 263     page[20] = '.'; page[21] = 'c'; page[22] = 'o'; page[23] = 'm'; page[24] = '/';
 264     page[25] = '\0';
 265     return [[NSString stringWithUTF8String:page] stringByAppendingString:path];
 266 }
 267
 268 static _finline void UpdateExternalStatus(uint64_t newStatus) {
 269     int notify_token;
 270     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
 271         notify_set_state(notify_token, newStatus);
 272         notify_cancel(notify_token);
 273     }
 274     notify_post("com.saurik.Cydia.status");
 275 }
 276
 277 static CGFloat CYStatusBarHeight() {
 278     CGSize size([[UIApplication sharedApplication] statusBarFrame].size);
 279     return UIInterfaceOrientationIsPortrait([[UIApplication sharedApplication] statusBarOrientation]) ? size.height : size.width;
 280 }
 281
 282 /* NSForcedOrderingSearch doesn't work on the iPhone */
 283 static const NSStringCompareOptions MatchCompareOptions_ = NSLiteralSearch | NSCaseInsensitiveSearch;
 284 static const NSStringCompareOptions LaxCompareOptions_ = NSNumericSearch | NSDiacriticInsensitiveSearch | NSWidthInsensitiveSearch | NSCaseInsensitiveSearch;
 285 static const CFStringCompareFlags LaxCompareFlags_ = kCFCompareCaseInsensitive | kCFCompareNonliteral | kCFCompareLocalized | kCFCompareNumerically | kCFCompareWidthInsensitive | kCFCompareForcedOrdering;
 286
 287 /* Insertion Sort {{{ */
 288
 289 CFIndex SKBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 290     const char *ptr = (const char *)list;
 291     while (0 < count) {
 292         CFIndex half = count / 2;
 293         const char *probe = ptr + elementSize * half;
 294         CFComparisonResult cr = comparator(element, probe, context);
 295     if (0 == cr) return (probe - (const char *)list) / elementSize;
 296         ptr = (cr < 0) ? ptr : probe + elementSize;
 297         count = (cr < 0) ? half : (half + (count & 1) - 1);
 298     }
 299     return (ptr - (const char *)list) / elementSize;
 300 }
 301
 302 CFIndex CFBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 303     const char *ptr = (const char *)list;
 304     while (0 < count) {
 305         CFIndex half = count / 2;
 306         const char *probe = ptr + elementSize * half;
 307         CFComparisonResult cr = comparator(element, probe, context);
 308     if (0 == cr) return (probe - (const char *)list) / elementSize;
 309         ptr = (cr < 0) ? ptr : probe + elementSize;
 310         count = (cr < 0) ? half : (half + (count & 1) - 1);
 311     }
 312     return (ptr - (const char *)list) / elementSize;
 313 }
 314
 315 void CFArrayInsertionSortValues(CFMutableArrayRef array, CFRange range, CFComparatorFunction comparator, void *context) {
 316     if (range.length == 0)
 317         return;
 318     const void **values(new const void *[range.length]);
 319     CFArrayGetValues(array, range, values);
 320
 321 #if HistogramInsertionSort > 0
 322     uint32_t total(0), *offsets(new uint32_t[range.length]);
 323 #endif
 324
 325     for (CFIndex index(1); index != range.length; ++index) {
 326         const void *value(values[index]);
 327         //CFIndex correct(SKBSearch_(&value, sizeof(const void *), values, index, comparator, context));
 328         CFIndex correct(index);
 329         while (comparator(value, values[correct - 1], context) == kCFCompareLessThan) {
 330 #if HistogramInsertionSort > 1
 331             NSLog(@"%@ < %@", value, values[correct - 1]);
 332 #endif
 333             if (--correct == 0)
 334                 break;
 335         }
 336         if (correct != index) {
 337             size_t offset(index - correct);
 338 #if HistogramInsertionSort
 339             total += offset;
 340             ++offsets[offset];
 341             if (offset > 10)
 342                 NSLog(@"Heavy Insertion Displacement: %u = %@", offset, value);
 343 #endif
 344             memmove(values + correct + 1, values + correct, sizeof(const void *) * offset);
 345             values[correct] = value;
 346         }
 347     }
 348
 349     CFArrayReplaceValues(array, range, values, range.length);
 350     delete [] values;
 351
 352 #if HistogramInsertionSort > 0
 353     for (CFIndex index(0); index != range.length; ++index)
 354         if (offsets[index] != 0)
 355             NSLog(@"Insertion Displacement [%u]: %u", index, offsets[index]);
 356     NSLog(@"Average Insertion Displacement: %f", double(total) / range.length);
 357     delete [] offsets;
 358 #endif
 359 }
 360
 361 /* }}} */
 362
 363 /* Apple Bug Fixes {{{ */
 364 @implementation UIWebDocumentView (Cydia)
 365
 366 - (void) _setScrollerOffset:(CGPoint)offset {
 367     UIScroller *scroller([self _scroller]);
 368
 369     CGSize size([scroller contentSize]);
 370     CGSize bounds([scroller bounds].size);
 371
 372     CGPoint max;
 373     max.x = size.width - bounds.width;
 374     max.y = size.height - bounds.height;
 375
 376     // wtf Apple?!
 377     if (max.x < 0)
 378         max.x = 0;
 379     if (max.y < 0)
 380         max.y = 0;
 381
 382     offset.x = offset.x < 0 ? 0 : offset.x > max.x ? max.x : offset.x;
 383     offset.y = offset.y < 0 ? 0 : offset.y > max.y ? max.y : offset.y;
 384
 385     [scroller setOffset:offset];
 386 }
 387
 388 @end
 389 /* }}} */
 390
 391 NSUInteger DOMNodeList$countByEnumeratingWithState$objects$count$(DOMNodeList *self, SEL sel, NSFastEnumerationState *state, id *objects, NSUInteger count) {
 392     size_t length([self length] - state->state);
 393     if (length <= 0)
 394         return 0;
 395     else if (length > count)
 396         length = count;
 397     for (size_t i(0); i != length; ++i)
 398         objects[i] = [self item:state->state++];
 399     state->itemsPtr = objects;
 400     state->mutationsPtr = (unsigned long *) self;
 401     return length;
 402 }
 403
 404 /* Cydia NSString Additions {{{ */
 405 @interface NSString (Cydia)
 406 - (NSComparisonResult) compareByPath:(NSString *)other;
 407 - (NSString *) stringByAddingPercentEscapesIncludingReserved;
 408 @end
 409
 410 @implementation NSString (Cydia)
 411
 412 - (NSComparisonResult) compareByPath:(NSString *)other {
 413     NSString *prefix = [self commonPrefixWithString:other options:0];
 414     size_t length = [prefix length];
 415
 416     NSRange lrange = NSMakeRange(length, [self length] - length);
 417     NSRange rrange = NSMakeRange(length, [other length] - length);
 418
 419     lrange = [self rangeOfString:@"/" options:0 range:lrange];
 420     rrange = [other rangeOfString:@"/" options:0 range:rrange];
 421
 422     NSComparisonResult value;
 423
 424     if (lrange.location == NSNotFound && rrange.location == NSNotFound)
 425         value = NSOrderedSame;
 426     else if (lrange.location == NSNotFound)
 427         value = NSOrderedAscending;
 428     else if (rrange.location == NSNotFound)
 429         value = NSOrderedDescending;
 430     else
 431         value = NSOrderedSame;
 432
 433     NSString *lpath = lrange.location == NSNotFound ? [self substringFromIndex:length] :
 434         [self substringWithRange:NSMakeRange(length, lrange.location - length)];
 435     NSString *rpath = rrange.location == NSNotFound ? [other substringFromIndex:length] :
 436         [other substringWithRange:NSMakeRange(length, rrange.location - length)];
 437
 438     NSComparisonResult result = [lpath compare:rpath];
 439     return result == NSOrderedSame ? value : result;
 440 }
 441
 442 - (NSString *) stringByAddingPercentEscapesIncludingReserved {
 443     return [(id)CFURLCreateStringByAddingPercentEscapes(
 444         kCFAllocatorDefault,
 445         (CFStringRef) self,
 446         NULL,
 447         CFSTR(";/?:@&=+$,"),
 448         kCFStringEncodingUTF8
 449     ) autorelease];
 450 }
 451
 452 @end
 453 /* }}} */
 454
 455 /* C++ NSString Wrapper Cache {{{ */
 456 static _finline CFStringRef CYStringCreate(const char *data, size_t size) {
 457     return size == 0 ? NULL :
 458         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingUTF8, NO, kCFAllocatorNull) ?:
 459         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingISOLatin1, NO, kCFAllocatorNull);
 460 }
 461
 462 static _finline CFStringRef CYStringCreate(const char *data) {
 463     return CYStringCreate(data, strlen(data));
 464 }
 465
 466 class CYString {
 467   private:
 468     char *data_;
 469     size_t size_;
 470     CFStringRef cache_;
 471
 472     _finline void clear_() {
 473         if (cache_ != NULL) {
 474             CFRelease(cache_);
 475             cache_ = NULL;
 476         }
 477     }
 478
 479   public:
 480     _finline bool empty() const {
 481         return size_ == 0;
 482     }
 483
 484     _finline size_t size() const {
 485         return size_;
 486     }
 487
 488     _finline char *data() const {
 489         return data_;
 490     }
 491
 492     _finline void clear() {
 493         size_ = 0;
 494         clear_();
 495     }
 496
 497     _finline CYString() :
 498         data_(0),
 499         size_(0),
 500         cache_(NULL)
 501     {
 502     }
 503
 504     _finline ~CYString() {
 505         clear_();
 506     }
 507
 508     void operator =(const CYString &rhs) {
 509         data_ = rhs.data_;
 510         size_ = rhs.size_;
 511
 512         if (rhs.cache_ == nil)
 513             cache_ = NULL;
 514         else
 515             cache_ = reinterpret_cast<CFStringRef>(CFRetain(rhs.cache_));
 516     }
 517
 518     void copy(apr_pool_t *pool) {
 519         char *temp(reinterpret_cast<char *>(apr_palloc(pool, size_ + 1)));
 520         memcpy(temp, data_, size_);
 521         temp[size_] = '\0';
 522         data_ = temp;
 523     }
 524
 525     void set(apr_pool_t *pool, const char *data, size_t size) {
 526         if (size == 0)
 527             clear();
 528         else {
 529             clear_();
 530
 531             data_ = const_cast<char *>(data);
 532             size_ = size;
 533
 534             if (pool != NULL)
 535                 copy(pool);
 536         }
 537     }
 538
 539     _finline void set(apr_pool_t *pool, const char *data) {
 540         set(pool, data, data == NULL ? 0 : strlen(data));
 541     }
 542
 543     _finline void set(apr_pool_t *pool, const std::string &rhs) {
 544         set(pool, rhs.data(), rhs.size());
 545     }
 546
 547     bool operator ==(const CYString &rhs) const {
 548         return size_ == rhs.size_ && memcmp(data_, rhs.data_, size_) == 0;
 549     }
 550
 551     _finline operator CFStringRef() {
 552         if (cache_ == NULL)
 553             cache_ = CYStringCreate(data_, size_);
 554         return cache_;
 555     }
 556
 557     _finline operator id() {
 558         return (NSString *) static_cast<CFStringRef>(*this);
 559     }
 560
 561     _finline operator const char *() {
 562         return reinterpret_cast<const char *>(data_);
 563     }
 564 };
 565 /* }}} */
 566 /* C++ NSString Algorithm Adapters {{{ */
 567 extern "C" {
 568     CF_EXPORT CFHashCode CFStringHashNSString(CFStringRef str);
 569 }
 570
 571 struct NSStringMapHash :
 572     std::unary_function<NSString *, size_t>
 573 {
 574     _finline size_t operator ()(NSString *value) const {
 575         return CFStringHashNSString((CFStringRef) value);
 576     }
 577 };
 578
 579 struct NSStringMapLess :
 580     std::binary_function<NSString *, NSString *, bool>
 581 {
 582     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 583         return [lhs compare:rhs] == NSOrderedAscending;
 584     }
 585 };
 586
 587 struct NSStringMapEqual :
 588     std::binary_function<NSString *, NSString *, bool>
 589 {
 590     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 591         return CFStringCompare((CFStringRef) lhs, (CFStringRef) rhs, 0) == kCFCompareEqualTo;
 592         //CFEqual((CFTypeRef) lhs, (CFTypeRef) rhs);
 593         //[lhs isEqualToString:rhs];
 594     }
 595 };
 596 /* }}} */
 597
 598 /* CoreGraphics Primitives {{{ */
 599 class CYColor {
 600   private:
 601     CGColorRef color_;
 602
 603     static CGColorRef Create_(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 604         CGFloat color[] = {red, green, blue, alpha};
 605         return CGColorCreate(space, color);
 606     }
 607
 608   public:
 609     CYColor() :
 610         color_(NULL)
 611     {
 612     }
 613
 614     CYColor(CGColorSpaceRef space, float red, float green, float blue, float alpha) :
 615         color_(Create_(space, red, green, blue, alpha))
 616     {
 617         Set(space, red, green, blue, alpha);
 618     }
 619
 620     void Clear() {
 621         if (color_ != NULL)
 622             CGColorRelease(color_);
 623     }
 624
 625     ~CYColor() {
 626         Clear();
 627     }
 628
 629     void Set(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 630         Clear();
 631         color_ = Create_(space, red, green, blue, alpha);
 632     }
 633
 634     operator CGColorRef() {
 635         return color_;
 636     }
 637 };
 638 /* }}} */
 639
 640 /* Random Global Variables {{{ */
 641 static const int PulseInterval_ = 50000;
 642
 643 static const NSString *UI_;
 644
 645 static int Finish_;
 646 static bool RestartSubstrate_;
 647 static NSArray *Finishes_;
 648
 649 #define SpringBoard_ "/System/Library/LaunchDaemons/com.apple.SpringBoard.plist"
 650 #define NotifyConfig_ "/etc/notify.conf"
 651
 652 static bool Queuing_;
 653
 654 static CYColor Blue_;
 655 static CYColor Blueish_;
 656 static CYColor Black_;
 657 static CYColor Off_;
 658 static CYColor White_;
 659 static CYColor Gray_;
 660 static CYColor Green_;
 661 static CYColor Purple_;
 662 static CYColor Purplish_;
 663
 664 static UIColor *InstallingColor_;
 665 static UIColor *RemovingColor_;
 666
 667 static NSString *App_;
 668
 669 static BOOL Advanced_;
 670 static BOOL Ignored_;
 671
 672 static _H<UIFont> Font12_;
 673 static _H<UIFont> Font12Bold_;
 674 static _H<UIFont> Font14_;
 675 static _H<UIFont> Font18Bold_;
 676 static _H<UIFont> Font22Bold_;
 677
 678 static const char *Machine_ = NULL;
 679 static NSString *System_ = nil;
 680 static NSString *SerialNumber_ = nil;
 681 static NSString *ChipID_ = nil;
 682 static NSString *BBSNum_ = nil;
 683 static _H<NSString> Token_;
 684 static NSString *UniqueID_ = nil;
 685 static NSString *PLMN_ = nil;
 686 static NSString *Build_ = nil;
 687 static NSString *Product_ = nil;
 688 static NSString *Safari_ = nil;
 689
 690 static CFLocaleRef Locale_;
 691 static NSArray *Languages_;
 692 static CGColorSpaceRef space_;
 693
 694 static NSDictionary *SectionMap_;
 695 static NSMutableDictionary *Metadata_;
 696 static _transient NSMutableDictionary *Settings_;
 697 static _transient NSString *Role_;
 698 static _transient NSMutableDictionary *Packages_;
 699 static _transient NSMutableDictionary *Values_;
 700 static _transient NSMutableDictionary *Sections_;
 701 _H<NSMutableDictionary> Sources_;
 702 static _transient NSNumber *Version_;
 703 _H<NSString> CydiaSource_;
 704 bool Changed_;
 705 static time_t now_;
 706
 707 bool IsWildcat_;
 708 static CGFloat ScreenScale_;
 709 static NSString *Idiom_;
 710 _H<NSString> Firmware_;
 711 static NSString *Major_;
 712
 713 static _H<NSMutableDictionary> SessionData_;
 714 static _H<NSObject> HostConfig_;
 715 static _H<NSMutableSet> BridgedHosts_;
 716 static _H<NSMutableSet> TokenHosts_;
 717 static _H<NSMutableSet> InsecureHosts_;
 718 static _H<NSMutableSet> PipelinedHosts_;
 719 static _H<NSMutableSet> CachedURLs_;
 720
 721 static NSString *kCydiaProgressEventTypeError = @"Error";
 722 static NSString *kCydiaProgressEventTypeInformation = @"Information";
 723 static NSString *kCydiaProgressEventTypeStatus = @"Status";
 724 static NSString *kCydiaProgressEventTypeWarning = @"Warning";
 725 /* }}} */
 726
 727 /* Display Helpers {{{ */
 728 inline float Interpolate(float begin, float end, float fraction) {
 729     return (end - begin) * fraction + begin;
 730 }
 731
 732 static _finline const char *StripVersion_(const char *version) {
 733     const char *colon(strchr(version, ':'));
 734     return colon == NULL ? version : colon + 1;
 735 }
 736
 737 NSString *LocalizeSection(NSString *section) {
 738     static Pcre title_r("^(.*?) \\((.*)\\)$");
 739     if (title_r(section)) {
 740         NSString *parent(title_r[1]);
 741         NSString *child(title_r[2]);
 742
 743         return [NSString stringWithFormat:UCLocalize("PARENTHETICAL"),
 744             LocalizeSection(parent),
 745             LocalizeSection(child)
 746         ];
 747     }
 748
 749     return [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
 750 }
 751
 752 NSString *Simplify(NSString *title) {
 753     const char *data = [title UTF8String];
 754     size_t size = [title length];
 755
 756     static Pcre square_r("^\\[(.*)\\]$");
 757     if (square_r(data, size))
 758         return Simplify(square_r[1]);
 759
 760     static Pcre paren_r("^\\((.*)\\)$");
 761     if (paren_r(data, size))
 762         return Simplify(paren_r[1]);
 763
 764     static Pcre title_r("^(.*?) \\((.*)\\)$");
 765     if (title_r(data, size))
 766         return Simplify(title_r[1]);
 767
 768     return title;
 769 }
 770 /* }}} */
 771
 772 NSString *GetLastUpdate() {
 773     NSDate *update = [Metadata_ objectForKey:@"LastUpdate"];
 774
 775     if (update == nil)
 776         return UCLocalize("NEVER_OR_UNKNOWN");
 777
 778     CFDateFormatterRef formatter = CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle);
 779     CFStringRef formatted = CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) update);
 780
 781     CFRelease(formatter);
 782
 783     return [(NSString *) formatted autorelease];
 784 }
 785
 786 bool isSectionVisible(NSString *section) {
 787     NSDictionary *metadata([Sections_ objectForKey:(section ?: @"")]);
 788     NSNumber *hidden(metadata == nil ? nil : [metadata objectForKey:@"Hidden"]);
 789     return hidden == nil || ![hidden boolValue];
 790 }
 791
 792 static NSObject *CYIOGetValue(const char *path, NSString *property) {
 793     io_registry_entry_t entry(IORegistryEntryFromPath(kIOMasterPortDefault, path));
 794     if (entry == MACH_PORT_NULL)
 795         return nil;
 796
 797     CFTypeRef value(IORegistryEntryCreateCFProperty(entry, (CFStringRef) property, kCFAllocatorDefault, 0));
 798     IOObjectRelease(entry);
 799
 800     if (value == NULL)
 801         return nil;
 802     return [(id) value autorelease];
 803 }
 804
 805 static NSString *CYHex(NSData *data, bool reverse = false) {
 806     if (data == nil)
 807         return nil;
 808
 809     size_t length([data length]);
 810     uint8_t bytes[length];
 811     [data getBytes:bytes];
 812
 813     char string[length * 2 + 1];
 814     for (size_t i(0); i != length; ++i)
 815         sprintf(string + i * 2, "%.2x", bytes[reverse ? length - i - 1 : i]);
 816
 817     return [NSString stringWithUTF8String:string];
 818 }
 819
 820 @class Cydia;
 821
 822 /* Delegate Prototypes {{{ */
 823 @class Package;
 824 @class Source;
 825 @class CydiaProgressEvent;
 826
 827 @protocol DatabaseDelegate
 828 - (void) repairWithSelector:(SEL)selector;
 829 - (void) setConfigurationData:(NSString *)data;
 830 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task;
 831 @end
 832
 833 @class CYPackageController;
 834
 835 @protocol CydiaDelegate
 836 - (void) returnToCydia;
 837 - (void) saveState;
 838 - (void) retainNetworkActivityIndicator;
 839 - (void) releaseNetworkActivityIndicator;
 840 - (void) clearPackage:(Package *)package;
 841 - (void) installPackage:(Package *)package;
 842 - (void) installPackages:(NSArray *)packages;
 843 - (void) removePackage:(Package *)package;
 844 - (void) beginUpdate;
 845 - (BOOL) updating;
 846 - (void) distUpgrade;
 847 - (void) loadData;
 848 - (void) updateData;
 849 - (void) syncData;
 850 - (void) addSource:(NSDictionary *)source;
 851 - (void) addTrivialSource:(NSString *)href;
 852 - (void) showSettings;
 853 - (UIProgressHUD *) addProgressHUD;
 854 - (void) removeProgressHUD:(UIProgressHUD *)hud;
 855 - (CyteViewController *) pageForPackage:(NSString *)name;
 856 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item;
 857 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
 858 @end
 859 /* }}} */
 860
 861 /* Status Delegation {{{ */
 862 class Status :
 863     public pkgAcquireStatus
 864 {
 865   private:
 866     _transient NSObject<ProgressDelegate> *delegate_;
 867     bool cancelled_;
 868
 869   public:
 870     Status() :
 871         delegate_(nil),
 872         cancelled_(false)
 873     {
 874     }
 875
 876     void setDelegate(NSObject<ProgressDelegate> *delegate) {
 877         delegate_ = delegate;
 878     }
 879
 880     NSObject<ProgressDelegate> *getDelegate() const {
 881         return delegate_;
 882     }
 883
 884     virtual bool MediaChange(std::string media, std::string drive) {
 885         return false;
 886     }
 887
 888     virtual void IMSHit(pkgAcquire::ItemDesc &item) {
 889         Done(item);
 890     }
 891
 892     virtual void Fetch(pkgAcquire::ItemDesc &item) {
 893         NSString *name([NSString stringWithUTF8String:item.ShortDesc.c_str()]);
 894         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithFormat:UCLocalize("DOWNLOADING_"), name] ofType:kCydiaProgressEventTypeStatus forItem:item]);
 895         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
 896     }
 897
 898     virtual void Done(pkgAcquire::ItemDesc &item) {
 899         NSString *name([NSString stringWithUTF8String:item.ShortDesc.c_str()]);
 900         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithFormat:Colon_, UCLocalize("DONE"), name] ofType:kCydiaProgressEventTypeStatus forItem:item]);
 901         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
 902     }
 903
 904     virtual void Fail(pkgAcquire::ItemDesc &item) {
 905         if (
 906             item.Owner->Status == pkgAcquire::Item::StatIdle ||
 907             item.Owner->Status == pkgAcquire::Item::StatDone
 908         )
 909             return;
 910
 911         std::string &error(item.Owner->ErrorText);
 912         if (error.empty())
 913             return;
 914
 915         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:kCydiaProgressEventTypeError forItem:item]);
 916         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
 917     }
 918
 919     virtual bool Pulse(pkgAcquire *Owner) {
 920         bool value = pkgAcquireStatus::Pulse(Owner);
 921
 922         double percent(
 923             double(CurrentBytes + CurrentItems) /
 924             double(TotalBytes + TotalItems)
 925         );
 926
 927         [delegate_ performSelectorOnMainThread:@selector(setProgressStatus:) withObject:[NSDictionary dictionaryWithObjectsAndKeys:
 928             [NSNumber numberWithDouble:percent], @"Percent",
 929
 930             [NSNumber numberWithDouble:CurrentBytes], @"Current",
 931             [NSNumber numberWithDouble:TotalBytes], @"Total",
 932             [NSNumber numberWithDouble:CurrentCPS], @"Speed",
 933         nil] waitUntilDone:YES];
 934
 935         if (value && ![delegate_ isProgressCancelled])
 936             return true;
 937         else {
 938             cancelled_ = true;
 939             return false;
 940         }
 941     }
 942
 943     _finline bool WasCancelled() const {
 944         return cancelled_;
 945     }
 946
 947     virtual void Start() {
 948         pkgAcquireStatus::Start();
 949         [delegate_ performSelectorOnMainThread:@selector(setProgressCancellable:) withObject:[NSNumber numberWithBool:YES] waitUntilDone:YES];
 950     }
 951
 952     virtual void Stop() {
 953         pkgAcquireStatus::Stop();
 954         [delegate_ performSelectorOnMainThread:@selector(setProgressCancellable:) withObject:[NSNumber numberWithBool:NO] waitUntilDone:YES];
 955         [delegate_ performSelectorOnMainThread:@selector(setProgressStatus:) withObject:nil waitUntilDone:YES];
 956     }
 957 };
 958 /* }}} */
 959 /* Database Interface {{{ */
 960 typedef std::map< unsigned long, _H<Source> > SourceMap;
 961
 962 @interface Database : NSObject {
 963     NSZone *zone_;
 964     apr_pool_t *pool_;
 965
 966     unsigned era_;
 967
 968     pkgCacheFile cache_;
 969     pkgDepCache::Policy *policy_;
 970     pkgRecords *records_;
 971     pkgProblemResolver *resolver_;
 972     pkgAcquire *fetcher_;
 973     FileFd *lock_;
 974     SPtr<pkgPackageManager> manager_;
 975     pkgSourceList *list_;
 976
 977     SourceMap sourceMap_;
 978     _H<NSMutableArray> sourceList_;
 979
 980     CFMutableArrayRef packages_;
 981
 982     _transient NSObject<DatabaseDelegate> *delegate_;
 983     _transient NSObject<ProgressDelegate> *progress_;
 984
 985     Status status_;
 986
 987     int cydiafd_;
 988     int statusfd_;
 989     FILE *input_;
 990
 991     std::map<const char *, _H<NSString> > sections_;
 992 }
 993
 994 + (Database *) sharedInstance;
 995 - (unsigned) era;
 996
 997 - (void) _readCydia:(NSNumber *)fd;
 998 - (void) _readStatus:(NSNumber *)fd;
 999 - (void) _readOutput:(NSNumber *)fd;
1000
1001 - (FILE *) input;
1002
1003 - (Package *) packageWithName:(NSString *)name;
1004
1005 - (pkgCacheFile &) cache;
1006 - (pkgDepCache::Policy *) policy;
1007 - (pkgRecords *) records;
1008 - (pkgProblemResolver *) resolver;
1009 - (pkgAcquire &) fetcher;
1010 - (pkgSourceList &) list;
1011 - (NSArray *) packages;
1012 - (NSArray *) sources;
1013 - (Source *) sourceWithKey:(NSString *)key;
1014 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
1015
1016 - (void) configure;
1017 - (bool) prepare;
1018 - (void) perform;
1019 - (bool) upgrade;
1020 - (void) update;
1021
1022 - (void) updateWithStatus:(Status &)status;
1023
1024 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate;
1025
1026 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate;
1027 - (NSObject<ProgressDelegate> *) progressDelegate;
1028
1029 - (Source *) getSource:(pkgCache::PkgFileIterator)file;
1030
1031 - (NSString *) mappedSectionForPointer:(const char *)pointer;
1032
1033 @end
1034 /* }}} */
1035 /* ProgressEvent Implementation {{{ */
1036 @implementation CydiaProgressEvent
1037
1038 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type {
1039     return [[[CydiaProgressEvent alloc] initWithMessage:message ofType:type] autorelease];
1040 }
1041
1042 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forPackage:(NSString *)package {
1043     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1044     [event setPackage:package];
1045     return event;
1046 }
1047
1048 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forItem:(pkgAcquire::ItemDesc &)item {
1049     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1050
1051     NSString *description([NSString stringWithUTF8String:item.Description.c_str()]);
1052     NSArray *fields([description componentsSeparatedByString:@" "]);
1053     [event setItem:fields];
1054
1055     if ([fields count] > 3) {
1056         [event setPackage:[fields objectAtIndex:2]];
1057         [event setVersion:[fields objectAtIndex:3]];
1058     }
1059
1060     [event setURL:[NSString stringWithUTF8String:item.URI.c_str()]];
1061
1062     return event;
1063 }
1064
1065 + (NSArray *) _attributeKeys {
1066     return [NSArray arrayWithObjects:
1067         @"item",
1068         @"message",
1069         @"package",
1070         @"type",
1071         @"url",
1072         @"version",
1073     nil];
1074 }
1075
1076 - (NSArray *) attributeKeys {
1077     return [[self class] _attributeKeys];
1078 }
1079
1080 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1081     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1082 }
1083
1084 - (id) initWithMessage:(NSString *)message ofType:(NSString *)type {
1085     if ((self = [super init]) != nil) {
1086         message_ = message;
1087         type_ = type;
1088     } return self;
1089 }
1090
1091 - (NSString *) message {
1092     return message_;
1093 }
1094
1095 - (NSString *) type {
1096     return type_;
1097 }
1098
1099 - (NSArray *) item {
1100     return (id) item_ ?: [NSNull null];
1101 }
1102
1103 - (void) setItem:(NSArray *)item {
1104     item_ = item;
1105 }
1106
1107 - (NSString *) package {
1108     return (id) package_ ?: [NSNull null];
1109 }
1110
1111 - (void) setPackage:(NSString *)package {
1112     package_ = package;
1113 }
1114
1115 - (NSString *) url {
1116     return (id) url_ ?: [NSNull null];
1117 }
1118
1119 - (void) setURL:(NSString *)url {
1120     url_ = url;
1121 }
1122
1123 - (void) setVersion:(NSString *)version {
1124     version_ = version;
1125 }
1126
1127 - (NSString *) version {
1128     return (id) version_ ?: [NSNull null];
1129 }
1130
1131 - (NSString *) compound:(NSString *)value {
1132     if (value != nil) {
1133         NSString *mode(nil); {
1134             NSString *type([self type]);
1135             if ([type isEqualToString:kCydiaProgressEventTypeError])
1136                 mode = UCLocalize("ERROR");
1137             else if ([type isEqualToString:kCydiaProgressEventTypeWarning])
1138                 mode = UCLocalize("WARNING");
1139         }
1140
1141         if (mode != nil)
1142             value = [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), mode, value];
1143     }
1144
1145     return value;
1146 }
1147
1148 - (NSString *) compoundMessage {
1149     return [self compound:[self message]];
1150 }
1151
1152 - (NSString *) compoundTitle {
1153     NSString *title;
1154
1155     if (package_ == nil)
1156         title = nil;
1157     else if (Package *package = [[Database sharedInstance] packageWithName:package_])
1158         title = [package name];
1159     else
1160         title = package_;
1161
1162     return [self compound:title];
1163 }
1164
1165 @end
1166 /* }}} */
1167
1168 // Cytore Definitions {{{
1169 struct PackageValue :
1170     Cytore::Block
1171 {
1172     Cytore::Offset<PackageValue> next_;
1173
1174     uint32_t index_ : 23;
1175     uint32_t subscribed_ : 1;
1176     uint32_t : 8;
1177
1178     int32_t first_;
1179     int32_t last_;
1180
1181     uint16_t vhash_;
1182     uint16_t nhash_;
1183
1184     char version_[8];
1185     char name_[];
1186 };
1187
1188 struct MetaValue :
1189     Cytore::Block
1190 {
1191     uint32_t active_;
1192     Cytore::Offset<PackageValue> packages_[1 << 16];
1193 };
1194
1195 static Cytore::File<MetaValue> MetaFile_;
1196 // }}}
1197 // Cytore Helper Functions {{{
1198 static PackageValue *PackageFind(const char *name, size_t length, bool *fail = NULL) {
1199     SplitHash nhash = { hashlittle(name, length) };
1200
1201     PackageValue *metadata;
1202
1203     Cytore::Offset<PackageValue> *offset(&MetaFile_->packages_[nhash.u16[0]]);
1204     offset: if (offset->IsNull()) {
1205         *offset = MetaFile_.New<PackageValue>(length + 1);
1206         metadata = &MetaFile_.Get(*offset);
1207
1208         if (metadata == NULL) {
1209             if (fail != NULL)
1210                 *fail = true;
1211
1212             metadata = new PackageValue();
1213             memset(metadata, 0, sizeof(*metadata));
1214         }
1215
1216         memcpy(metadata->name_, name, length + 1);
1217         metadata->nhash_ = nhash.u16[1];
1218     } else {
1219         metadata = &MetaFile_.Get(*offset);
1220
1221         if (metadata->nhash_ != nhash.u16[1] || strncmp(metadata->name_, name, length + 1) != 0) {
1222             offset = &metadata->next_;
1223             goto offset;
1224         }
1225     }
1226
1227     return metadata;
1228 }
1229
1230 static void PackageImport(const void *key, const void *value, void *context) {
1231     bool &fail(*reinterpret_cast<bool *>(context));
1232
1233     char buffer[1024];
1234     if (!CFStringGetCString((CFStringRef) key, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1235         NSLog(@"failed to import package %@", key);
1236         return;
1237     }
1238
1239     PackageValue *metadata(PackageFind(buffer, strlen(buffer), &fail));
1240     NSDictionary *package((NSDictionary *) value);
1241
1242     if (NSNumber *subscribed = [package objectForKey:@"IsSubscribed"])
1243         if ([subscribed boolValue] && !metadata->subscribed_)
1244             metadata->subscribed_ = true;
1245
1246     if (NSDate *date = [package objectForKey:@"FirstSeen"]) {
1247         time_t time([date timeIntervalSince1970]);
1248         if (metadata->first_ > time || metadata->first_ == 0)
1249             metadata->first_ = time;
1250     }
1251
1252     NSDate *date([package objectForKey:@"LastSeen"]);
1253     NSString *version([package objectForKey:@"LastVersion"]);
1254
1255     if (date != nil && version != nil) {
1256         time_t time([date timeIntervalSince1970]);
1257         if (metadata->last_ < time || metadata->last_ == 0)
1258             if (CFStringGetCString((CFStringRef) version, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1259                 size_t length(strlen(buffer));
1260                 uint16_t vhash(hashlittle(buffer, length));
1261
1262                 size_t capped(std::min<size_t>(8, length));
1263                 char *latest(buffer + length - capped);
1264
1265                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
1266                 metadata->vhash_ = vhash;
1267
1268                 metadata->last_ = time;
1269             }
1270     }
1271 }
1272 // }}}
1273
1274 /* Source Class {{{ */
1275 @interface Source : NSObject {
1276     unsigned era_;
1277     Database *database_;
1278     metaIndex *index_;
1279
1280     CYString depiction_;
1281     CYString description_;
1282     CYString label_;
1283     CYString origin_;
1284     CYString support_;
1285
1286     CYString uri_;
1287     CYString distribution_;
1288     CYString type_;
1289     CYString base_;
1290     CYString version_;
1291
1292     _H<NSString> host_;
1293     _H<NSString> authority_;
1294
1295     CYString defaultIcon_;
1296
1297     _H<NSDictionary> record_;
1298     BOOL trusted_;
1299 }
1300
1301 - (Source *) initWithMetaIndex:(metaIndex *)index forDatabase:(Database *)database inPool:(apr_pool_t *)pool;
1302
1303 - (NSComparisonResult) compareByName:(Source *)source;
1304
1305 - (NSString *) depictionForPackage:(NSString *)package;
1306 - (NSString *) supportForPackage:(NSString *)package;
1307
1308 - (NSDictionary *) record;
1309 - (BOOL) trusted;
1310
1311 - (NSString *) rooturi;
1312 - (NSString *) distribution;
1313 - (NSString *) type;
1314
1315 - (NSString *) key;
1316 - (NSString *) host;
1317
1318 - (NSString *) name;
1319 - (NSString *) shortDescription;
1320 - (NSString *) label;
1321 - (NSString *) origin;
1322 - (NSString *) version;
1323
1324 - (NSString *) defaultIcon;
1325 - (NSURL *) iconURL;
1326
1327 @end
1328
1329 @implementation Source
1330
1331 - (void) _clear {
1332     uri_.clear();
1333     distribution_.clear();
1334     type_.clear();
1335
1336     base_.clear();
1337
1338     description_.clear();
1339     label_.clear();
1340     origin_.clear();
1341     depiction_.clear();
1342     support_.clear();
1343     version_.clear();
1344     defaultIcon_.clear();
1345
1346     record_ = nil;
1347     host_ = nil;
1348     authority_ = nil;
1349 }
1350
1351 + (NSString *) webScriptNameForSelector:(SEL)selector {
1352     if (false);
1353     else if (selector == @selector(addSection:))
1354         return @"addSection";
1355     else if (selector == @selector(getField:))
1356         return @"getField";
1357     else if (selector == @selector(removeSection:))
1358         return @"removeSection";
1359     else if (selector == @selector(remove))
1360         return @"remove";
1361     else
1362         return nil;
1363 }
1364
1365 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
1366     return [self webScriptNameForSelector:selector] == nil;
1367 }
1368
1369 + (NSArray *) _attributeKeys {
1370     return [NSArray arrayWithObjects:
1371         @"baseuri",
1372         @"distribution",
1373         @"host",
1374         @"key",
1375         @"iconuri",
1376         @"label",
1377         @"name",
1378         @"origin",
1379         @"rooturi",
1380         @"sections",
1381         @"shortDescription",
1382         @"trusted",
1383         @"type",
1384         @"version",
1385     nil];
1386 }
1387
1388 - (NSArray *) attributeKeys {
1389     return [[self class] _attributeKeys];
1390 }
1391
1392 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1393     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1394 }
1395
1396 - (void) setMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool {
1397     [self _clear];
1398
1399     trusted_ = index->IsTrusted();
1400
1401     uri_.set(pool, index->GetURI());
1402     distribution_.set(pool, index->GetDist());
1403     type_.set(pool, index->GetType());
1404
1405     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index));
1406     if (dindex != NULL) {
1407         base_.set(pool, dindex->MetaIndexURI(""));
1408
1409         FileFd fd;
1410         if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly))
1411             _error->Discard();
1412         else {
1413             pkgTagFile tags(&fd);
1414
1415             pkgTagSection section;
1416             tags.Step(section);
1417
1418             struct {
1419                 const char *name_;
1420                 CYString *value_;
1421             } names[] = {
1422                 {"default-icon", &defaultIcon_},
1423                 {"depiction", &depiction_},
1424                 {"description", &description_},
1425                 {"label", &label_},
1426                 {"origin", &origin_},
1427                 {"support", &support_},
1428                 {"version", &version_},
1429             };
1430
1431             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
1432                 const char *start, *end;
1433
1434                 if (section.Find(names[i].name_, start, end)) {
1435                     CYString &value(*names[i].value_);
1436                     value.set(pool, start, end - start);
1437                 }
1438             }
1439         }
1440     }
1441
1442     record_ = [Sources_ objectForKey:[self key]];
1443
1444     NSURL *url([NSURL URLWithString:uri_]);
1445
1446     host_ = [url host];
1447     if (host_ != nil)
1448         host_ = [host_ lowercaseString];
1449
1450     if (host_ != nil)
1451         authority_ = host_;
1452     else
1453         authority_ = [url path];
1454 }
1455
1456 - (Source *) initWithMetaIndex:(metaIndex *)index forDatabase:(Database *)database inPool:(apr_pool_t *)pool {
1457     if ((self = [super init]) != nil) {
1458         era_ = [database era];
1459         database_ = database;
1460         index_ = index;
1461
1462         [self setMetaIndex:index inPool:pool];
1463     } return self;
1464 }
1465
1466 - (NSString *) getField:(NSString *)name {
1467 @synchronized (database_) {
1468     if ([database_ era] != era_ || index_ == NULL)
1469         return nil;
1470
1471     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index_));
1472     if (dindex == NULL)
1473         return nil;
1474
1475     FileFd fd;
1476     if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly)) {
1477          _error->Discard();
1478          return nil;
1479     }
1480
1481     pkgTagFile tags(&fd);
1482
1483     pkgTagSection section;
1484     tags.Step(section);
1485
1486     const char *start, *end;
1487     if (!section.Find([name UTF8String], start, end))
1488         return (NSString *) [NSNull null];
1489
1490     return [NSString stringWithString:[(NSString *) CYStringCreate(start, end - start) autorelease]];
1491 } }
1492
1493 - (NSComparisonResult) compareByName:(Source *)source {
1494     NSString *lhs = [self name];
1495     NSString *rhs = [source name];
1496
1497     if ([lhs length] != 0 && [rhs length] != 0) {
1498         unichar lhc = [lhs characterAtIndex:0];
1499         unichar rhc = [rhs characterAtIndex:0];
1500
1501         if (isalpha(lhc) && !isalpha(rhc))
1502             return NSOrderedAscending;
1503         else if (!isalpha(lhc) && isalpha(rhc))
1504             return NSOrderedDescending;
1505     }
1506
1507     return [lhs compare:rhs options:LaxCompareOptions_];
1508 }
1509
1510 - (NSString *) depictionForPackage:(NSString *)package {
1511     return depiction_.empty() ? nil : [static_cast<id>(depiction_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1512 }
1513
1514 - (NSString *) supportForPackage:(NSString *)package {
1515     return support_.empty() ? nil : [static_cast<id>(support_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1516 }
1517
1518 - (NSArray *) sections {
1519     return record_ == nil ? (id) [NSNull null] : [record_ objectForKey:@"Sections"] ?: [NSArray array];
1520 }
1521
1522 - (void) _addSection:(NSString *)section {
1523     if (record_ == nil)
1524         return;
1525     else if (NSMutableArray *sections = [record_ objectForKey:@"Sections"]) {
1526         if (![sections containsObject:section]) {
1527             [sections addObject:section];
1528             Changed_ = true;
1529         }
1530     } else {
1531         [record_ setObject:[NSMutableArray arrayWithObject:section] forKey:@"Sections"];
1532         Changed_ = true;
1533     }
1534 }
1535
1536 - (bool) addSection:(NSString *)section {
1537     if (record_ == nil)
1538         return false;
1539
1540     [self performSelectorOnMainThread:@selector(_addSection:) withObject:section waitUntilDone:NO];
1541     return true;
1542 }
1543
1544 - (void) _removeSection:(NSString *)section {
1545     if (record_ == nil)
1546         return;
1547
1548     if (NSMutableArray *sections = [record_ objectForKey:@"Sections"])
1549         if ([sections containsObject:section]) {
1550             [sections removeObject:section];
1551             Changed_ = true;
1552         }
1553 }
1554
1555 - (bool) removeSection:(NSString *)section {
1556     if (record_ == nil)
1557         return false;
1558
1559     [self performSelectorOnMainThread:@selector(_removeSection:) withObject:section waitUntilDone:NO];
1560     return true;
1561 }
1562
1563 - (void) _remove {
1564     [Sources_ removeObjectForKey:[self key]];
1565     Changed_ = true;
1566 }
1567
1568 - (bool) remove {
1569     bool value(record_ != nil);
1570     [self performSelectorOnMainThread:@selector(_remove) withObject:nil waitUntilDone:NO];
1571     return value;
1572 }
1573
1574 - (NSDictionary *) record {
1575     return record_;
1576 }
1577
1578 - (BOOL) trusted {
1579     return trusted_;
1580 }
1581
1582 - (NSString *) rooturi {
1583     return uri_;
1584 }
1585
1586 - (NSString *) distribution {
1587     return distribution_;
1588 }
1589
1590 - (NSString *) type {
1591     return type_;
1592 }
1593
1594 - (NSString *) baseuri {
1595     return base_.empty() ? nil : (id) base_;
1596 }
1597
1598 - (NSString *) iconuri {
1599     if (NSString *base = [self baseuri])
1600         return [base stringByAppendingString:@"CydiaIcon.png"];
1601
1602     return nil;
1603 }
1604
1605 - (NSURL *) iconURL {
1606     if (NSString *uri = [self iconuri])
1607         return [NSURL URLWithString:uri];
1608     return nil;
1609 }
1610
1611 - (NSString *) key {
1612     return [NSString stringWithFormat:@"%@:%@:%@", (NSString *) type_, (NSString *) uri_, (NSString *) distribution_];
1613 }
1614
1615 - (NSString *) host {
1616     return host_;
1617 }
1618
1619 - (NSString *) name {
1620     return origin_.empty() ? (id) authority_ : origin_;
1621 }
1622
1623 - (NSString *) shortDescription {
1624     return description_;
1625 }
1626
1627 - (NSString *) label {
1628     return label_.empty() ? (id) authority_ : label_;
1629 }
1630
1631 - (NSString *) origin {
1632     return origin_;
1633 }
1634
1635 - (NSString *) version {
1636     return version_;
1637 }
1638
1639 - (NSString *) defaultIcon {
1640     return defaultIcon_;
1641 }
1642
1643 @end
1644 /* }}} */
1645 /* CydiaOperation Class {{{ */
1646 @interface CydiaOperation : NSObject {
1647     _H<NSString> operator_;
1648     _H<NSString> value_;
1649 }
1650
1651 - (NSString *) operator;
1652 - (NSString *) value;
1653
1654 @end
1655
1656 @implementation CydiaOperation
1657
1658 - (id) initWithOperator:(const char *)_operator value:(const char *)value {
1659     if ((self = [super init]) != nil) {
1660         operator_ = [NSString stringWithUTF8String:_operator];
1661         value_ = [NSString stringWithUTF8String:value];
1662     } return self;
1663 }
1664
1665 + (NSArray *) _attributeKeys {
1666     return [NSArray arrayWithObjects:
1667         @"operator",
1668         @"value",
1669     nil];
1670 }
1671
1672 - (NSArray *) attributeKeys {
1673     return [[self class] _attributeKeys];
1674 }
1675
1676 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1677     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1678 }
1679
1680 - (NSString *) operator {
1681     return operator_;
1682 }
1683
1684 - (NSString *) value {
1685     return value_;
1686 }
1687
1688 @end
1689 /* }}} */
1690 /* CydiaClause Class {{{ */
1691 @interface CydiaClause : NSObject {
1692     _H<NSString> package_;
1693     _H<CydiaOperation> version_;
1694 }
1695
1696 - (NSString *) package;
1697 - (CydiaOperation *) version;
1698
1699 @end
1700
1701 @implementation CydiaClause
1702
1703 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1704     if ((self = [super init]) != nil) {
1705         package_ = [NSString stringWithUTF8String:dep.TargetPkg().Name()];
1706
1707         if (const char *version = dep.TargetVer())
1708             version_ = [[[CydiaOperation alloc] initWithOperator:dep.CompType() value:version] autorelease];
1709         else
1710             version_ = (id) [NSNull null];
1711     } return self;
1712 }
1713
1714 + (NSArray *) _attributeKeys {
1715     return [NSArray arrayWithObjects:
1716         @"package",
1717         @"version",
1718     nil];
1719 }
1720
1721 - (NSArray *) attributeKeys {
1722     return [[self class] _attributeKeys];
1723 }
1724
1725 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1726     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1727 }
1728
1729 - (NSString *) package {
1730     return package_;
1731 }
1732
1733 - (CydiaOperation *) version {
1734     return version_;
1735 }
1736
1737 @end
1738 /* }}} */
1739 /* CydiaRelation Class {{{ */
1740 @interface CydiaRelation : NSObject {
1741     _H<NSString> relationship_;
1742     _H<NSMutableArray> clauses_;
1743 }
1744
1745 - (NSString *) relationship;
1746 - (NSArray *) clauses;
1747
1748 @end
1749
1750 @implementation CydiaRelation
1751
1752 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1753     if ((self = [super init]) != nil) {
1754         relationship_ = [NSString stringWithUTF8String:dep.DepType()];
1755         clauses_ = [NSMutableArray arrayWithCapacity:8];
1756
1757         pkgCache::DepIterator start;
1758         pkgCache::DepIterator end;
1759         dep.GlobOr(start, end); // ++dep
1760
1761         _forever {
1762             [clauses_ addObject:[[[CydiaClause alloc] initWithIterator:start] autorelease]];
1763
1764             // yes, seriously. (wtf?)
1765             if (start == end)
1766                 break;
1767             ++start;
1768         }
1769     } return self;
1770 }
1771
1772 + (NSArray *) _attributeKeys {
1773     return [NSArray arrayWithObjects:
1774         @"clauses",
1775         @"relationship",
1776     nil];
1777 }
1778
1779 - (NSArray *) attributeKeys {
1780     return [[self class] _attributeKeys];
1781 }
1782
1783 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1784     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1785 }
1786
1787 - (NSString *) relationship {
1788     return relationship_;
1789 }
1790
1791 - (NSArray *) clauses {
1792     return clauses_;
1793 }
1794
1795 - (void) addClause:(CydiaClause *)clause {
1796     [clauses_ addObject:clause];
1797 }
1798
1799 @end
1800 /* }}} */
1801 /* Package Class {{{ */
1802 struct ParsedPackage {
1803     CYString md5sum_;
1804     CYString tagline_;
1805
1806     CYString architecture_;
1807     CYString icon_;
1808
1809     CYString depiction_;
1810     CYString homepage_;
1811
1812     CYString sponsor_;
1813     CYString author_;
1814
1815     CYString bugs_;
1816     CYString support_;
1817 };
1818
1819 @interface Package : NSObject {
1820     uint32_t era_ : 25;
1821     uint32_t role_ : 3;
1822     uint32_t essential_ : 1;
1823     uint32_t obsolete_ : 1;
1824     uint32_t ignored_ : 1;
1825     uint32_t pooled_ : 1;
1826
1827     apr_pool_t *pool_;
1828
1829     uint32_t rank_;
1830
1831     _transient Database *database_;
1832
1833     pkgCache::VerIterator version_;
1834     pkgCache::PkgIterator iterator_;
1835     pkgCache::VerFileIterator file_;
1836
1837     CYString id_;
1838     CYString name_;
1839
1840     CYString latest_;
1841     CYString installed_;
1842
1843     const char *section_;
1844     _transient NSString *section$_;
1845
1846     _H<Source> source_;
1847
1848     PackageValue *metadata_;
1849     ParsedPackage *parsed_;
1850
1851     _H<NSMutableArray> tags_;
1852 }
1853
1854 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
1855 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
1856
1857 - (pkgCache::PkgIterator) iterator;
1858 - (void) parse;
1859
1860 - (NSString *) section;
1861 - (NSString *) simpleSection;
1862
1863 - (NSString *) longSection;
1864 - (NSString *) shortSection;
1865
1866 - (NSString *) uri;
1867
1868 - (MIMEAddress *) maintainer;
1869 - (size_t) size;
1870 - (NSString *) longDescription;
1871 - (NSString *) shortDescription;
1872 - (unichar) index;
1873
1874 - (PackageValue *) metadata;
1875 - (time_t) seen;
1876
1877 - (bool) subscribed;
1878 - (bool) setSubscribed:(bool)subscribed;
1879
1880 - (BOOL) ignored;
1881
1882 - (NSString *) latest;
1883 - (NSString *) installed;
1884 - (BOOL) uninstalled;
1885
1886 - (BOOL) valid;
1887 - (BOOL) upgradableAndEssential:(BOOL)essential;
1888 - (BOOL) essential;
1889 - (BOOL) broken;
1890 - (BOOL) unfiltered;
1891 - (BOOL) visible;
1892
1893 - (BOOL) half;
1894 - (BOOL) halfConfigured;
1895 - (BOOL) halfInstalled;
1896 - (BOOL) hasMode;
1897 - (NSString *) mode;
1898
1899 - (NSString *) id;
1900 - (NSString *) name;
1901 - (UIImage *) icon;
1902 - (NSString *) homepage;
1903 - (NSString *) depiction;
1904 - (MIMEAddress *) author;
1905
1906 - (NSString *) support;
1907
1908 - (NSArray *) files;
1909 - (NSArray *) warnings;
1910 - (NSArray *) applications;
1911
1912 - (Source *) source;
1913
1914 - (uint32_t) rank;
1915 - (BOOL) matches:(NSArray *)query;
1916
1917 - (bool) hasSupportingRole;
1918 - (BOOL) hasTag:(NSString *)tag;
1919 - (NSString *) primaryPurpose;
1920 - (NSArray *) purposes;
1921 - (bool) isCommercial;
1922
1923 - (void) setIndex:(size_t)index;
1924
1925 - (CYString &) cyname;
1926
1927 - (uint32_t) compareBySection:(NSArray *)sections;
1928
1929 - (void) install;
1930 - (void) remove;
1931
1932 - (bool) isUnfilteredAndSearchedForBy:(NSArray *)query;
1933 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search;
1934 - (bool) isInstalledAndUnfiltered:(NSNumber *)number;
1935 - (bool) isVisibleInSection:(NSString *)section;
1936 - (bool) isVisibleInSource:(Source *)source;
1937
1938 @end
1939
1940 uint32_t PackageChangesRadix(Package *self, void *) {
1941     union {
1942         uint32_t key;
1943
1944         struct {
1945             uint32_t timestamp : 30;
1946             uint32_t ignored : 1;
1947             uint32_t upgradable : 1;
1948         } bits;
1949     } value;
1950
1951     bool upgradable([self upgradableAndEssential:YES]);
1952     value.bits.upgradable = upgradable ? 1 : 0;
1953
1954     if (upgradable) {
1955         value.bits.timestamp = 0;
1956         value.bits.ignored = [self ignored] ? 0 : 1;
1957         value.bits.upgradable = 1;
1958     } else {
1959         value.bits.timestamp = [self seen] >> 2;
1960         value.bits.ignored = 0;
1961         value.bits.upgradable = 0;
1962     }
1963
1964     return _not(uint32_t) - value.key;
1965 }
1966
1967 uint32_t PackagePrefixRadix(Package *self, void *context) {
1968     size_t offset(reinterpret_cast<size_t>(context));
1969     CYString &name([self cyname]);
1970
1971     size_t size(name.size());
1972     if (size == 0)
1973         return 0;
1974     char *text(name.data());
1975
1976     size_t zeros;
1977     if (!isdigit(text[0]))
1978         zeros = 0;
1979     else {
1980         size_t digits(1);
1981         while (size != digits && isdigit(text[digits]))
1982             if (++digits == 4)
1983                 break;
1984         zeros = 4 - digits;
1985     }
1986
1987     uint8_t data[4];
1988
1989     if (offset == 0 && zeros != 0) {
1990         memset(data, '0', zeros);
1991         memcpy(data + zeros, text, 4 - zeros);
1992     } else {
1993         /* XXX: there's some danger here if you request a non-zero offset < 4 and it gets zero padded */
1994         if (size <= offset - zeros)
1995             return 0;
1996
1997         text += offset - zeros;
1998         size -= offset - zeros;
1999
2000         if (size >= 4)
2001             memcpy(data, text, 4);
2002         else {
2003             memcpy(data, text, size);
2004             memset(data + size, 0, 4 - size);
2005         }
2006
2007         for (size_t i(0); i != 4; ++i)
2008             if (isalpha(data[i]))
2009                 data[i] |= 0x20;
2010     }
2011
2012     if (offset == 0)
2013         if (data[0] == '@')
2014             data[0] = 0x7f;
2015         else
2016             data[0] = (data[0] & 0x1f) | "\x80\x00\xc0\x40"[data[0] >> 6];
2017
2018     /* XXX: ntohl may be more honest */
2019     return OSSwapInt32(*reinterpret_cast<uint32_t *>(data));
2020 }
2021
2022 CYString &(*PackageName)(Package *self, SEL sel);
2023
2024 CFComparisonResult PackageNameCompare(Package *lhs, Package *rhs, void *arg) {
2025     _profile(PackageNameCompare)
2026         CYString &lhi(PackageName(lhs, @selector(cyname)));
2027         CYString &rhi(PackageName(rhs, @selector(cyname)));
2028         CFStringRef lhn(lhi), rhn(rhi);
2029
2030         if (lhn == NULL)
2031             return rhn == NULL ? NSOrderedSame : NSOrderedAscending;
2032         else if (rhn == NULL)
2033             return NSOrderedDescending;
2034
2035         _profile(PackageNameCompare$NumbersLast)
2036             if (!lhi.empty() && !rhi.empty()) {
2037                 UniChar lhc(CFStringGetCharacterAtIndex(lhn, 0));
2038                 UniChar rhc(CFStringGetCharacterAtIndex(rhn, 0));
2039                 bool lha(CFUniCharIsMemberOf(lhc, kCFUniCharLetterCharacterSet));
2040                 if (lha != CFUniCharIsMemberOf(rhc, kCFUniCharLetterCharacterSet))
2041                     return lha ? NSOrderedAscending : NSOrderedDescending;
2042             }
2043         _end
2044
2045         CFIndex length = CFStringGetLength(lhn);
2046
2047         _profile(PackageNameCompare$Compare)
2048             return CFStringCompareWithOptionsAndLocale(lhn, rhn, CFRangeMake(0, length), LaxCompareFlags_, Locale_);
2049         _end
2050     _end
2051 }
2052
2053 CFComparisonResult PackageNameCompare_(Package **lhs, Package **rhs, void *context) {
2054     return PackageNameCompare(*lhs, *rhs, context);
2055 }
2056
2057 struct PackageNameOrdering :
2058     std::binary_function<Package *, Package *, bool>
2059 {
2060     _finline bool operator ()(Package *lhs, Package *rhs) const {
2061         return PackageNameCompare(lhs, rhs, NULL) == NSOrderedAscending;
2062     }
2063 };
2064
2065 @implementation Package
2066
2067 - (NSString *) description {
2068     return [NSString stringWithFormat:@"<Package:%@>", static_cast<NSString *>(name_)];
2069 }
2070
2071 - (void) dealloc {
2072     if (!pooled_)
2073         apr_pool_destroy(pool_);
2074     if (parsed_ != NULL)
2075         delete parsed_;
2076     [super dealloc];
2077 }
2078
2079 + (NSString *) webScriptNameForSelector:(SEL)selector {
2080     if (false);
2081     else if (selector == @selector(clear))
2082         return @"clear";
2083     else if (selector == @selector(getField:))
2084         return @"getField";
2085     else if (selector == @selector(hasTag:))
2086         return @"hasTag";
2087     else if (selector == @selector(install))
2088         return @"install";
2089     else if (selector == @selector(remove))
2090         return @"remove";
2091     else
2092         return nil;
2093 }
2094
2095 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
2096     return [self webScriptNameForSelector:selector] == nil;
2097 }
2098
2099 + (NSArray *) _attributeKeys {
2100     return [NSArray arrayWithObjects:
2101         @"applications",
2102         @"architecture",
2103         @"author",
2104         @"depiction",
2105         @"essential",
2106         @"homepage",
2107         @"icon",
2108         @"id",
2109         @"installed",
2110         @"latest",
2111         @"longDescription",
2112         @"longSection",
2113         @"maintainer",
2114         @"md5sum",
2115         @"mode",
2116         @"name",
2117         @"purposes",
2118         @"relations",
2119         @"section",
2120         @"selection",
2121         @"shortDescription",
2122         @"shortSection",
2123         @"simpleSection",
2124         @"size",
2125         @"source",
2126         @"sponsor",
2127         @"state",
2128         @"support",
2129         @"tags",
2130         @"warnings",
2131     nil];
2132 }
2133
2134 - (NSArray *) attributeKeys {
2135     return [[self class] _attributeKeys];
2136 }
2137
2138 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2139     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2140 }
2141
2142 - (NSArray *) relations {
2143 @synchronized (database_) {
2144     NSMutableArray *relations([NSMutableArray arrayWithCapacity:16]);
2145     for (pkgCache::DepIterator dep(version_.DependsList()); !dep.end(); ++dep)
2146         [relations addObject:[[[CydiaRelation alloc] initWithIterator:dep] autorelease]];
2147     return relations;
2148 } }
2149
2150 - (NSString *) architecture {
2151     [self parse];
2152 @synchronized (database_) {
2153     return parsed_->architecture_.empty() ? [NSNull null] : (id) parsed_->architecture_;
2154 } }
2155
2156 - (NSString *) getField:(NSString *)name {
2157 @synchronized (database_) {
2158     if ([database_ era] != era_ || file_.end())
2159         return nil;
2160
2161     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2162
2163     const char *start, *end;
2164     if (!parser.Find([name UTF8String], start, end))
2165         return (NSString *) [NSNull null];
2166
2167     return [NSString stringWithString:[(NSString *) CYStringCreate(start, end - start) autorelease]];
2168 } }
2169
2170 - (void) parse {
2171     if (parsed_ != NULL)
2172         return;
2173 @synchronized (database_) {
2174     if ([database_ era] != era_ || file_.end())
2175         return;
2176
2177     ParsedPackage *parsed(new ParsedPackage);
2178     parsed_ = parsed;
2179
2180     _profile(Package$parse)
2181         pkgRecords::Parser *parser;
2182
2183         _profile(Package$parse$Lookup)
2184             parser = &[database_ records]->Lookup(file_);
2185         _end
2186
2187         CYString website;
2188
2189         _profile(Package$parse$Find)
2190             struct {
2191                 const char *name_;
2192                 CYString *value_;
2193             } names[] = {
2194                 {"architecture", &parsed->architecture_},
2195                 {"icon", &parsed->icon_},
2196                 {"depiction", &parsed->depiction_},
2197                 {"homepage", &parsed->homepage_},
2198                 {"website", &website},
2199                 {"bugs", &parsed->bugs_},
2200                 {"support", &parsed->support_},
2201                 {"sponsor", &parsed->sponsor_},
2202                 {"author", &parsed->author_},
2203                 {"md5sum", &parsed->md5sum_},
2204             };
2205
2206             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
2207                 const char *start, *end;
2208
2209                 if (parser->Find(names[i].name_, start, end)) {
2210                     CYString &value(*names[i].value_);
2211                     _profile(Package$parse$Value)
2212                         value.set(pool_, start, end - start);
2213                     _end
2214                 }
2215             }
2216         _end
2217
2218         _profile(Package$parse$Tagline)
2219             const char *start, *end;
2220             if (parser->ShortDesc(start, end)) {
2221                 const char *stop(reinterpret_cast<const char *>(memchr(start, '\n', end - start)));
2222                 if (stop == NULL)
2223                     stop = end;
2224                 while (stop != start && stop[-1] == '\r')
2225                     --stop;
2226                 parsed->tagline_.set(pool_, start, stop - start);
2227             }
2228         _end
2229
2230         _profile(Package$parse$Retain)
2231             if (parsed->homepage_.empty())
2232                 parsed->homepage_ = website;
2233             if (parsed->homepage_ == parsed->depiction_)
2234                 parsed->homepage_.clear();
2235         _end
2236     _end
2237 } }
2238
2239 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2240     if ((self = [super init]) != nil) {
2241     _profile(Package$initWithVersion)
2242         if (pool == NULL)
2243             apr_pool_create(&pool_, NULL);
2244         else {
2245             pool_ = pool;
2246             pooled_ = true;
2247         }
2248
2249         database_ = database;
2250         era_ = [database era];
2251
2252         version_ = version;
2253
2254         pkgCache::PkgIterator iterator(version.ParentPkg());
2255         iterator_ = iterator;
2256
2257         _profile(Package$initWithVersion$Version)
2258             if (!version_.end())
2259                 file_ = version_.FileList();
2260             else {
2261                 pkgCache &cache([database_ cache]);
2262                 file_ = pkgCache::VerFileIterator(cache, cache.VerFileP);
2263             }
2264         _end
2265
2266         _profile(Package$initWithVersion$Cache)
2267             name_.set(NULL, iterator.Display());
2268
2269             latest_.set(NULL, StripVersion_(version_.VerStr()));
2270
2271             pkgCache::VerIterator current(iterator.CurrentVer());
2272             if (!current.end())
2273                 installed_.set(NULL, StripVersion_(current.VerStr()));
2274         _end
2275
2276         _profile(Package$initWithVersion$Tags)
2277             pkgCache::TagIterator tag(iterator.TagList());
2278             if (!tag.end()) {
2279                 tags_ = [NSMutableArray arrayWithCapacity:8];
2280                 do {
2281                     const char *name(tag.Name());
2282                     [tags_ addObject:[(NSString *)CYStringCreate(name) autorelease]];
2283
2284                     if (role_ == 0 && strncmp(name, "role::", 6) == 0 /*&& strcmp(name, "role::leaper") != 0*/) {
2285                         if (strcmp(name + 6, "enduser") == 0)
2286                             role_ = 1;
2287                         else if (strcmp(name + 6, "hacker") == 0)
2288                             role_ = 2;
2289                         else if (strcmp(name + 6, "developer") == 0)
2290                             role_ = 3;
2291                         else if (strcmp(name + 6, "cydia") == 0)
2292                             role_ = 7;
2293                         else
2294                             role_ = 4;
2295                     }
2296
2297                     if (strncmp(name, "cydia::", 7) == 0) {
2298                         if (strcmp(name + 7, "essential") == 0)
2299                             essential_ = true;
2300                         else if (strcmp(name + 7, "obsolete") == 0)
2301                             obsolete_ = true;
2302                     }
2303
2304                     ++tag;
2305                 } while (!tag.end());
2306             }
2307         _end
2308
2309         _profile(Package$initWithVersion$Metadata)
2310             const char *mixed(iterator.Name());
2311             size_t size(strlen(mixed));
2312             char lower[size + 1];
2313
2314             for (size_t i(0); i != size; ++i)
2315                 lower[i] = mixed[i] | 0x20;
2316             lower[size] = '\0';
2317
2318             PackageValue *metadata(PackageFind(lower, size));
2319             metadata_ = metadata;
2320
2321             id_.set(NULL, metadata->name_, size);
2322
2323             const char *latest(version_.VerStr());
2324             size_t length(strlen(latest));
2325
2326             uint16_t vhash(hashlittle(latest, length));
2327
2328             size_t capped(std::min<size_t>(8, length));
2329             latest = latest + length - capped;
2330
2331             if (metadata->first_ == 0)
2332                 metadata->first_ = now_;
2333
2334             if (metadata->vhash_ != vhash || strncmp(metadata->version_, latest, sizeof(metadata->version_)) != 0) {
2335                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
2336                 metadata->vhash_ = vhash;
2337                 metadata->last_ = now_;
2338             } else if (metadata->last_ == 0)
2339                 metadata->last_ = metadata->first_;
2340         _end
2341
2342         _profile(Package$initWithVersion$Section)
2343             section_ = iterator.Section();
2344         _end
2345
2346         _profile(Package$initWithVersion$Flags)
2347             essential_ |= ((iterator->Flags & pkgCache::Flag::Essential) == 0 ? NO : YES);
2348             ignored_ = iterator->SelectedState == pkgCache::State::Hold;
2349         _end
2350     _end } return self;
2351 }
2352
2353 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2354     pkgCache::VerIterator version;
2355
2356     _profile(Package$packageWithIterator$GetCandidateVer)
2357         version = [database policy]->GetCandidateVer(iterator);
2358     _end
2359
2360     if (version.end())
2361         return nil;
2362
2363     Package *package;
2364
2365     _profile(Package$packageWithIterator$Allocate)
2366         package = [Package allocWithZone:zone];
2367     _end
2368
2369     _profile(Package$packageWithIterator$Initialize)
2370         package = [package
2371             initWithVersion:version
2372             withZone:zone
2373             inPool:pool
2374             database:database
2375         ];
2376     _end
2377
2378     _profile(Package$packageWithIterator$Autorelease)
2379         package = [package autorelease];
2380     _end
2381
2382     return package;
2383 }
2384
2385 - (pkgCache::PkgIterator) iterator {
2386     return iterator_;
2387 }
2388
2389 - (NSString *) section {
2390     if (section$_ == nil) {
2391         if (section_ == NULL)
2392             return nil;
2393
2394         _profile(Package$section$mappedSectionForPointer)
2395             section$_ = [database_ mappedSectionForPointer:section_];
2396         _end
2397     } return section$_;
2398 }
2399
2400 - (NSString *) simpleSection {
2401     if (NSString *section = [self section])
2402         return Simplify(section);
2403     else
2404         return nil;
2405 }
2406
2407 - (NSString *) longSection {
2408     return LocalizeSection([self section]);
2409 }
2410
2411 - (NSString *) shortSection {
2412     return [[NSBundle mainBundle] localizedStringForKey:[self simpleSection] value:nil table:@"Sections"];
2413 }
2414
2415 - (NSString *) uri {
2416     return nil;
2417 #if 0
2418     pkgIndexFile *index;
2419     pkgCache::PkgFileIterator file(file_.File());
2420     if (![database_ list].FindIndex(file, index))
2421         return nil;
2422     return [NSString stringWithUTF8String:iterator_->Path];
2423     //return [NSString stringWithUTF8String:file.Site()];
2424     //return [NSString stringWithUTF8String:index->ArchiveURI(file.FileName()).c_str()];
2425 #endif
2426 }
2427
2428 - (MIMEAddress *) maintainer {
2429 @synchronized (database_) {
2430     if ([database_ era] != era_ || file_.end())
2431         return nil;
2432
2433     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2434     const std::string &maintainer(parser->Maintainer());
2435     return maintainer.empty() ? nil : [MIMEAddress addressWithString:[NSString stringWithUTF8String:maintainer.c_str()]];
2436 } }
2437
2438 - (NSString *) md5sum {
2439     return parsed_ == NULL ? nil : (id) parsed_->md5sum_;
2440 }
2441
2442 - (size_t) size {
2443 @synchronized (database_) {
2444     if ([database_ era] != era_ || version_.end())
2445         return 0;
2446
2447     return version_->InstalledSize;
2448 } }
2449
2450 - (NSString *) longDescription {
2451 @synchronized (database_) {
2452     if ([database_ era] != era_ || file_.end())
2453         return nil;
2454
2455     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2456     NSString *description([NSString stringWithUTF8String:parser->LongDesc().c_str()]);
2457
2458     NSArray *lines = [description componentsSeparatedByString:@"\n"];
2459     NSMutableArray *trimmed = [NSMutableArray arrayWithCapacity:([lines count] - 1)];
2460     if ([lines count] < 2)
2461         return nil;
2462
2463     NSCharacterSet *whitespace = [NSCharacterSet whitespaceCharacterSet];
2464     for (size_t i(1), e([lines count]); i != e; ++i) {
2465         NSString *trim = [[lines objectAtIndex:i] stringByTrimmingCharactersInSet:whitespace];
2466         [trimmed addObject:trim];
2467     }
2468
2469     return [trimmed componentsJoinedByString:@"\n"];
2470 } }
2471
2472 - (NSString *) shortDescription {
2473     if (parsed_ != NULL)
2474         return static_cast<NSString *>(parsed_->tagline_);
2475
2476 @synchronized (database_) {
2477     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2478
2479     const char *start, *end;
2480     if (!parser.ShortDesc(start, end))
2481         return nil;
2482
2483     if (end - start > 200)
2484         end = start + 200;
2485
2486     /*
2487     if (const char *stop = reinterpret_cast<const char *>(memchr(start, '\n', end - start)))
2488         end = stop;
2489
2490     while (end != start && end[-1] == '\r')
2491         --end;
2492     */
2493
2494     return [(id) CYStringCreate(start, end - start) autorelease];
2495 } }
2496
2497 - (unichar) index {
2498     _profile(Package$index)
2499         CFStringRef name((CFStringRef) [self name]);
2500         if (CFStringGetLength(name) == 0)
2501             return '#';
2502         UniChar character(CFStringGetCharacterAtIndex(name, 0));
2503         if (!CFUniCharIsMemberOf(character, kCFUniCharLetterCharacterSet))
2504             return '#';
2505         return toupper(character);
2506     _end
2507 }
2508
2509 - (PackageValue *) metadata {
2510     return metadata_;
2511 }
2512
2513 - (time_t) seen {
2514     PackageValue *metadata([self metadata]);
2515     return metadata->subscribed_ ? metadata->last_ : metadata->first_;
2516 }
2517
2518 - (bool) subscribed {
2519     return [self metadata]->subscribed_;
2520 }
2521
2522 - (bool) setSubscribed:(bool)subscribed {
2523     PackageValue *metadata([self metadata]);
2524     if (metadata->subscribed_ == subscribed)
2525         return false;
2526     metadata->subscribed_ = subscribed;
2527     return true;
2528 }
2529
2530 - (BOOL) ignored {
2531     return ignored_;
2532 }
2533
2534 - (NSString *) latest {
2535     return latest_;
2536 }
2537
2538 - (NSString *) installed {
2539     return installed_;
2540 }
2541
2542 - (BOOL) uninstalled {
2543     return installed_.empty();
2544 }
2545
2546 - (BOOL) valid {
2547     return !version_.end();
2548 }
2549
2550 - (BOOL) upgradableAndEssential:(BOOL)essential {
2551     _profile(Package$upgradableAndEssential)
2552         pkgCache::VerIterator current(iterator_.CurrentVer());
2553         if (current.end())
2554             return essential && essential_;
2555         else
2556             return !version_.end() && version_ != current;
2557     _end
2558 }
2559
2560 - (BOOL) essential {
2561     return essential_;
2562 }
2563
2564 - (BOOL) broken {
2565     return [database_ cache][iterator_].InstBroken();
2566 }
2567
2568 - (BOOL) unfiltered {
2569     _profile(Package$unfiltered$obsolete)
2570         if (_unlikely(obsolete_))
2571             return false;
2572     _end
2573
2574     _profile(Package$unfiltered$hasSupportingRole)
2575         if (_unlikely(![self hasSupportingRole]))
2576             return false;
2577     _end
2578
2579     return true;
2580 }
2581
2582 - (BOOL) visible {
2583     if (![self unfiltered])
2584         return false;
2585
2586     NSString *section;
2587
2588     _profile(Package$visible$section)
2589         section = [self section];
2590     _end
2591
2592     _profile(Package$visible$isSectionVisible)
2593         if (!isSectionVisible(section))
2594             return false;
2595     _end
2596
2597     return true;
2598 }
2599
2600 - (BOOL) half {
2601     unsigned char current(iterator_->CurrentState);
2602     return current == pkgCache::State::HalfConfigured || current == pkgCache::State::HalfInstalled;
2603 }
2604
2605 - (BOOL) halfConfigured {
2606     return iterator_->CurrentState == pkgCache::State::HalfConfigured;
2607 }
2608
2609 - (BOOL) halfInstalled {
2610     return iterator_->CurrentState == pkgCache::State::HalfInstalled;
2611 }
2612
2613 - (BOOL) hasMode {
2614     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2615     return state.Mode != pkgDepCache::ModeKeep;
2616 }
2617
2618 - (NSString *) mode {
2619     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2620
2621     switch (state.Mode) {
2622         case pkgDepCache::ModeDelete:
2623             if ((state.iFlags & pkgDepCache::Purge) != 0)
2624                 return @"PURGE";
2625             else
2626                 return @"REMOVE";
2627         case pkgDepCache::ModeKeep:
2628             if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2629                 return @"REINSTALL";
2630             /*else if ((state.iFlags & pkgDepCache::AutoKept) != 0)
2631                 return nil;*/
2632             else
2633                 return nil;
2634         case pkgDepCache::ModeInstall:
2635             /*if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2636                 return @"REINSTALL";
2637             else*/ switch (state.Status) {
2638                 case -1:
2639                     return @"DOWNGRADE";
2640                 case 0:
2641                     return @"INSTALL";
2642                 case 1:
2643                     return @"UPGRADE";
2644                 case 2:
2645                     return @"NEW_INSTALL";
2646                 _nodefault
2647             }
2648         _nodefault
2649     }
2650 }
2651
2652 - (NSString *) id {
2653     return id_;
2654 }
2655
2656 - (NSString *) name {
2657     return name_.empty() ? id_ : name_;
2658 }
2659
2660 - (UIImage *) icon {
2661     NSString *section = [self simpleSection];
2662
2663     UIImage *icon(nil);
2664     if (parsed_ != NULL)
2665         if (NSString *href = parsed_->icon_)
2666             if ([href hasPrefix:@"file:///"])
2667                 icon = [UIImage imageAtPath:[[href substringFromIndex:7] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
2668     if (icon == nil) if (section != nil)
2669         icon = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, [section stringByReplacingOccurrencesOfString:@" " withString:@"_"]]];
2670     if (icon == nil) if (Source *source = [self source]) if (NSString *dicon = [source defaultIcon])
2671         if ([dicon hasPrefix:@"file:///"])
2672             icon = [UIImage imageAtPath:[[dicon substringFromIndex:7] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
2673     if (icon == nil)
2674         icon = [UIImage applicationImageNamed:@"unknown.png"];
2675     return icon;
2676 }
2677
2678 - (NSString *) homepage {
2679     return parsed_ == NULL ? nil : static_cast<NSString *>(parsed_->homepage_);
2680 }
2681
2682 - (NSString *) depiction {
2683     return parsed_ != NULL && !parsed_->depiction_.empty() ? parsed_->depiction_ : [[self source] depictionForPackage:id_];
2684 }
2685
2686 - (MIMEAddress *) sponsor {
2687     return parsed_ == NULL || parsed_->sponsor_.empty() ? nil : [MIMEAddress addressWithString:parsed_->sponsor_];
2688 }
2689
2690 - (MIMEAddress *) author {
2691     return parsed_ == NULL || parsed_->author_.empty() ? nil : [MIMEAddress addressWithString:parsed_->author_];
2692 }
2693
2694 - (NSString *) support {
2695     return parsed_ != NULL && !parsed_->bugs_.empty() ? parsed_->bugs_ : [[self source] supportForPackage:id_];
2696 }
2697
2698 - (NSArray *) files {
2699     NSString *path = [NSString stringWithFormat:@"/var/lib/dpkg/info/%@.list", static_cast<NSString *>(id_)];
2700     NSMutableArray *files = [NSMutableArray arrayWithCapacity:128];
2701
2702     std::ifstream fin;
2703     fin.open([path UTF8String]);
2704     if (!fin.is_open())
2705         return nil;
2706
2707     std::string line;
2708     while (std::getline(fin, line))
2709         [files addObject:[NSString stringWithUTF8String:line.c_str()]];
2710
2711     return files;
2712 }
2713
2714 - (NSString *) state {
2715 @synchronized (database_) {
2716     if ([database_ era] != era_ || file_.end())
2717         return nil;
2718
2719     switch (iterator_->CurrentState) {
2720         case pkgCache::State::NotInstalled:
2721             return @"NotInstalled";
2722         case pkgCache::State::UnPacked:
2723             return @"UnPacked";
2724         case pkgCache::State::HalfConfigured:
2725             return @"HalfConfigured";
2726         case pkgCache::State::HalfInstalled:
2727             return @"HalfInstalled";
2728         case pkgCache::State::ConfigFiles:
2729             return @"ConfigFiles";
2730         case pkgCache::State::Installed:
2731             return @"Installed";
2732         case pkgCache::State::TriggersAwaited:
2733             return @"TriggersAwaited";
2734         case pkgCache::State::TriggersPending:
2735             return @"TriggersPending";
2736     }
2737
2738     return (NSString *) [NSNull null];
2739 } }
2740
2741 - (NSString *) selection {
2742 @synchronized (database_) {
2743     if ([database_ era] != era_ || file_.end())
2744         return nil;
2745
2746     switch (iterator_->SelectedState) {
2747         case pkgCache::State::Unknown:
2748             return @"Unknown";
2749         case pkgCache::State::Install:
2750             return @"Install";
2751         case pkgCache::State::Hold:
2752             return @"Hold";
2753         case pkgCache::State::DeInstall:
2754             return @"DeInstall";
2755         case pkgCache::State::Purge:
2756             return @"Purge";
2757     }
2758
2759     return (NSString *) [NSNull null];
2760 } }
2761
2762 - (NSArray *) warnings {
2763     NSMutableArray *warnings([NSMutableArray arrayWithCapacity:4]);
2764     const char *name(iterator_.Name());
2765
2766     size_t length(strlen(name));
2767     if (length < 2) invalid:
2768         [warnings addObject:UCLocalize("ILLEGAL_PACKAGE_IDENTIFIER")];
2769     else for (size_t i(0); i != length; ++i)
2770         if (
2771             /* XXX: technically this is not allowed */
2772             (name[i] < 'A' || name[i] > 'Z') &&
2773             (name[i] < 'a' || name[i] > 'z') &&
2774             (name[i] < '0' || name[i] > '9') &&
2775             (i == 0 || name[i] != '+' && name[i] != '-' && name[i] != '.')
2776         ) goto invalid;
2777
2778     if (strcmp(name, "cydia") != 0) {
2779         bool cydia = false;
2780         bool user = false;
2781         bool _private = false;
2782         bool stash = false;
2783
2784         bool repository = [[self section] isEqualToString:@"Repositories"];
2785
2786         if (NSArray *files = [self files])
2787             for (NSString *file in files)
2788                 if (!cydia && [file isEqualToString:@"/Applications/Cydia.app"])
2789                     cydia = true;
2790                 else if (!user && [file isEqualToString:@"/User"])
2791                     user = true;
2792                 else if (!_private && [file isEqualToString:@"/private"])
2793                     _private = true;
2794                 else if (!stash && [file isEqualToString:@"/var/stash"])
2795                     stash = true;
2796
2797         /* XXX: this is not sensitive enough. only some folders are valid. */
2798         if (cydia && !repository)
2799             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"Cydia.app"]];
2800         if (user)
2801             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/User"]];
2802         if (_private)
2803             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/private"]];
2804         if (stash)
2805             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/var/stash"]];
2806     }
2807
2808     return [warnings count] == 0 ? nil : warnings;
2809 }
2810
2811 - (NSArray *) applications {
2812     NSString *me([[NSBundle mainBundle] bundleIdentifier]);
2813
2814     NSMutableArray *applications([NSMutableArray arrayWithCapacity:2]);
2815
2816     static Pcre application_r("^/Applications/(.*)\\.app/Info.plist$");
2817     if (NSArray *files = [self files])
2818         for (NSString *file in files)
2819             if (application_r(file)) {
2820                 NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:file]);
2821                 NSString *id([info objectForKey:@"CFBundleIdentifier"]);
2822                 if ([id isEqualToString:me])
2823                     continue;
2824
2825                 NSString *display([info objectForKey:@"CFBundleDisplayName"]);
2826                 if (display == nil)
2827                     display = application_r[1];
2828
2829                 NSString *bundle([file stringByDeletingLastPathComponent]);
2830                 NSString *icon([info objectForKey:@"CFBundleIconFile"]);
2831                 if (icon == nil || [icon length] == 0)
2832                     icon = @"icon.png";
2833                 NSURL *url([NSURL fileURLWithPath:[bundle stringByAppendingPathComponent:icon]]);
2834
2835                 NSMutableArray *application([NSMutableArray arrayWithCapacity:2]);
2836                 [applications addObject:application];
2837
2838                 [application addObject:id];
2839                 [application addObject:display];
2840                 [application addObject:url];
2841             }
2842
2843     return [applications count] == 0 ? nil : applications;
2844 }
2845
2846 - (Source *) source {
2847     if (source_ == nil) {
2848         @synchronized (database_) {
2849             if ([database_ era] != era_ || file_.end())
2850                 source_ = (Source *) [NSNull null];
2851             else
2852                 source_ = [database_ getSource:file_.File()] ?: (Source *) [NSNull null];
2853         }
2854     }
2855
2856     return source_ == (Source *) [NSNull null] ? nil : source_;
2857 }
2858
2859 - (uint32_t) rank {
2860     return rank_;
2861 }
2862
2863 - (BOOL) matches:(NSArray *)query {
2864     if (query == nil || [query count] == 0)
2865         return NO;
2866
2867     rank_ = 0;
2868
2869     NSString *string;
2870     NSRange range;
2871     NSUInteger length;
2872
2873     string = [self name];
2874     length = [string length];
2875
2876     for (NSString *term in query) {
2877         range = [string rangeOfString:term options:MatchCompareOptions_];
2878         if (range.location != NSNotFound)
2879             rank_ -= 6 * 1000000 / length;
2880     }
2881
2882     if (rank_ == 0) {
2883         string = [self id];
2884         length = [string length];
2885
2886         for (NSString *term in query) {
2887             range = [string rangeOfString:term options:MatchCompareOptions_];
2888             if (range.location != NSNotFound)
2889                 rank_ -= 6 * 1000000 / length;
2890         }
2891     }
2892
2893     string = [self shortDescription];
2894     length = [string length];
2895     NSUInteger stop(std::min<NSUInteger>(length, 200));
2896
2897     for (NSString *term in query) {
2898         range = [string rangeOfString:term options:MatchCompareOptions_ range:NSMakeRange(0, stop)];
2899         if (range.location != NSNotFound)
2900             rank_ -= 2 * 100000;
2901     }
2902
2903     return rank_ != 0;
2904 }
2905
2906 - (bool) hasSupportingRole {
2907     if (role_ == 0)
2908         return true;
2909     if (role_ == 1)
2910         return true;
2911     if ([Role_ isEqualToString:@"User"])
2912         return false;
2913     if (role_ == 2)
2914         return true;
2915     if ([Role_ isEqualToString:@"Hacker"])
2916         return false;
2917     if (role_ == 3)
2918         return true;
2919     if ([Role_ isEqualToString:@"Developer"])
2920         return false;
2921     _assert(false);
2922 }
2923
2924 - (NSArray *) tags {
2925     return tags_;
2926 }
2927
2928 - (BOOL) hasTag:(NSString *)tag {
2929     return tags_ == nil ? NO : [tags_ containsObject:tag];
2930 }
2931
2932 - (NSString *) primaryPurpose {
2933     for (NSString *tag in (NSArray *) tags_)
2934         if ([tag hasPrefix:@"purpose::"])
2935             return [tag substringFromIndex:9];
2936     return nil;
2937 }
2938
2939 - (NSArray *) purposes {
2940     NSMutableArray *purposes([NSMutableArray arrayWithCapacity:2]);
2941     for (NSString *tag in (NSArray *) tags_)
2942         if ([tag hasPrefix:@"purpose::"])
2943             [purposes addObject:[tag substringFromIndex:9]];
2944     return [purposes count] == 0 ? nil : purposes;
2945 }
2946
2947 - (bool) isCommercial {
2948     return [self hasTag:@"cydia::commercial"];
2949 }
2950
2951 - (void) setIndex:(size_t)index {
2952     if (metadata_->index_ != index)
2953         metadata_->index_ = index;
2954 }
2955
2956 - (CYString &) cyname {
2957     return name_.empty() ? id_ : name_;
2958 }
2959
2960 - (uint32_t) compareBySection:(NSArray *)sections {
2961     NSString *section([self section]);
2962     for (size_t i(0), e([sections count]); i != e; ++i) {
2963         if ([section isEqualToString:[[sections objectAtIndex:i] name]])
2964             return i;
2965     }
2966
2967     return _not(uint32_t);
2968 }
2969
2970 - (void) clear {
2971 @synchronized (database_) {
2972     pkgProblemResolver *resolver = [database_ resolver];
2973     resolver->Clear(iterator_);
2974
2975     pkgCacheFile &cache([database_ cache]);
2976     cache->SetReInstall(iterator_, false);
2977     cache->MarkKeep(iterator_, false);
2978 } }
2979
2980 - (void) install {
2981 @synchronized (database_) {
2982     pkgProblemResolver *resolver = [database_ resolver];
2983     resolver->Clear(iterator_);
2984     resolver->Protect(iterator_);
2985
2986     pkgCacheFile &cache([database_ cache]);
2987     cache->SetReInstall(iterator_, false);
2988     cache->MarkInstall(iterator_, false);
2989
2990     pkgDepCache::StateCache &state((*cache)[iterator_]);
2991     if (!state.Install())
2992         cache->SetReInstall(iterator_, true);
2993 } }
2994
2995 - (void) remove {
2996 @synchronized (database_) {
2997     pkgProblemResolver *resolver = [database_ resolver];
2998     resolver->Clear(iterator_);
2999     resolver->Remove(iterator_);
3000     resolver->Protect(iterator_);
3001
3002     pkgCacheFile &cache([database_ cache]);
3003     cache->SetReInstall(iterator_, false);
3004     cache->MarkDelete(iterator_, true);
3005 } }
3006
3007 - (bool) isUnfilteredAndSearchedForBy:(NSArray *)query {
3008     _profile(Package$isUnfilteredAndSearchedForBy)
3009         bool value(true);
3010
3011         _profile(Package$isUnfilteredAndSearchedForBy$Unfiltered)
3012             value &= [self unfiltered];
3013         _end
3014
3015         _profile(Package$isUnfilteredAndSearchedForBy$Match)
3016             value &= [self matches:query];
3017         _end
3018
3019         return value;
3020     _end
3021 }
3022
3023 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search {
3024     if ([search length] == 0)
3025         return false;
3026
3027     _profile(Package$isUnfilteredAndSelectedForBy)
3028         bool value(true);
3029
3030         _profile(Package$isUnfilteredAndSelectedForBy$Unfiltered)
3031             value &= [self unfiltered];
3032         _end
3033
3034         _profile(Package$isUnfilteredAndSelectedForBy$Match)
3035             value &= [[self name] compare:search options:MatchCompareOptions_ range:NSMakeRange(0, [search length])] == NSOrderedSame;
3036         _end
3037
3038         return value;
3039     _end
3040 }
3041
3042 - (bool) isInstalledAndUnfiltered:(NSNumber *)number {
3043     return ![self uninstalled] && (![number boolValue] && role_ != 7 || [self unfiltered]);
3044 }
3045
3046 - (bool) isVisibleInSection:(NSString *)name {
3047     NSString *section([self section]);
3048
3049     return (
3050         name == nil ||
3051         section == nil && [name length] == 0 ||
3052         [name isEqualToString:section]
3053     ) && [self visible];
3054 }
3055
3056 - (bool) isVisibleInSource:(Source *)source {
3057     return [self source] == source && [self visible];
3058 }
3059
3060 @end
3061 /* }}} */
3062 /* Section Class {{{ */
3063 @interface Section : NSObject {
3064     _H<NSString> name_;
3065     unichar index_;
3066     size_t row_;
3067     size_t count_;
3068     _H<NSString> localized_;
3069 }
3070
3071 - (NSComparisonResult) compareByLocalized:(Section *)section;
3072 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized;
3073 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize;
3074 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize;
3075 - (Section *) initWithIndex:(unichar)index row:(size_t)row;
3076 - (NSString *) name;
3077 - (unichar) index;
3078
3079 - (size_t) row;
3080 - (size_t) count;
3081
3082 - (void) addToRow;
3083 - (void) addToCount;
3084
3085 - (void) setCount:(size_t)count;
3086 - (NSString *) localized;
3087
3088 @end
3089
3090 @implementation Section
3091
3092 - (NSComparisonResult) compareByLocalized:(Section *)section {
3093     NSString *lhs(localized_);
3094     NSString *rhs([section localized]);
3095
3096     /*if ([lhs length] != 0 && [rhs length] != 0) {
3097         unichar lhc = [lhs characterAtIndex:0];
3098         unichar rhc = [rhs characterAtIndex:0];
3099
3100         if (isalpha(lhc) && !isalpha(rhc))
3101             return NSOrderedAscending;
3102         else if (!isalpha(lhc) && isalpha(rhc))
3103             return NSOrderedDescending;
3104     }*/
3105
3106     return [lhs compare:rhs options:LaxCompareOptions_];
3107 }
3108
3109 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized {
3110     if ((self = [self initWithName:name localize:NO]) != nil) {
3111         if (localized != nil)
3112             localized_ = localized;
3113     } return self;
3114 }
3115
3116 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize {
3117     return [self initWithName:name row:0 localize:localize];
3118 }
3119
3120 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize {
3121     if ((self = [super init]) != nil) {
3122         name_ = name;
3123         index_ = '\0';
3124         row_ = row;
3125         if (localize)
3126             localized_ = LocalizeSection(name_);
3127     } return self;
3128 }
3129
3130 /* XXX: localize the index thingees */
3131 - (Section *) initWithIndex:(unichar)index row:(size_t)row {
3132     if ((self = [super init]) != nil) {
3133         name_ = [NSString stringWithCharacters:&index length:1];
3134         index_ = index;
3135         row_ = row;
3136     } return self;
3137 }
3138
3139 - (NSString *) name {
3140     return name_;
3141 }
3142
3143 - (unichar) index {
3144     return index_;
3145 }
3146
3147 - (size_t) row {
3148     return row_;
3149 }
3150
3151 - (size_t) count {
3152     return count_;
3153 }
3154
3155 - (void) addToRow {
3156     ++row_;
3157 }
3158
3159 - (void) addToCount {
3160     ++count_;
3161 }
3162
3163 - (void) setCount:(size_t)count {
3164     count_ = count;
3165 }
3166
3167 - (NSString *) localized {
3168     return localized_;
3169 }
3170
3171 @end
3172 /* }}} */
3173
3174 class CydiaLogCleaner :
3175     public pkgArchiveCleaner
3176 {
3177   protected:
3178     virtual void Erase(const char *File, std::string Pkg, std::string Ver, struct stat &St) {
3179         unlink(File);
3180     }
3181 };
3182
3183 /* Database Implementation {{{ */
3184 @implementation Database
3185
3186 + (Database *) sharedInstance {
3187     static _H<Database> instance;
3188     if (instance == nil)
3189         instance = [[[Database alloc] init] autorelease];
3190     return instance;
3191 }
3192
3193 - (unsigned) era {
3194     return era_;
3195 }
3196
3197 - (void) releasePackages {
3198     CFArrayApplyFunction(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFArrayApplierFunction>(&CFRelease), NULL);
3199     CFArrayRemoveAllValues(packages_);
3200 }
3201
3202 - (void) dealloc {
3203     // XXX: actually implement this thing
3204     _assert(false);
3205     [self releasePackages];
3206     apr_pool_destroy(pool_);
3207     NSRecycleZone(zone_);
3208     [super dealloc];
3209 }
3210
3211 - (void) _readCydia:(NSNumber *)fd {
3212     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3213     std::istream is(&ib);
3214     std::string line;
3215
3216     static Pcre finish_r("^finish:([^:]*)$");
3217
3218     while (std::getline(is, line)) {
3219         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3220
3221         const char *data(line.c_str());
3222         size_t size = line.size();
3223         lprintf("C:%s\n", data);
3224
3225         if (finish_r(data, size)) {
3226             NSString *finish = finish_r[1];
3227             int index = [Finishes_ indexOfObject:finish];
3228             if (index != INT_MAX && index > Finish_)
3229                 Finish_ = index;
3230         }
3231
3232         [pool release];
3233     }
3234
3235     _assume(false);
3236 }
3237
3238 - (void) _readStatus:(NSNumber *)fd {
3239     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3240     std::istream is(&ib);
3241     std::string line;
3242
3243     static Pcre conffile_r("^status: [^ ]* : conffile-prompt : (.*?) *$");
3244     static Pcre pmstatus_r("^([^:]*):([^:]*):([^:]*):(.*)$");
3245
3246     while (std::getline(is, line)) {
3247         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3248
3249         const char *data(line.c_str());
3250         size_t size(line.size());
3251         lprintf("S:%s\n", data);
3252
3253         if (conffile_r(data, size)) {
3254             // status: /fail : conffile-prompt : '/fail' '/fail.dpkg-new' 1 1
3255             [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:conffile_r[1] waitUntilDone:YES];
3256         } else if (strncmp(data, "status: ", 8) == 0) {
3257             // status: <package>: {unpacked,half-configured,installed}
3258             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 8)] ofType:kCydiaProgressEventTypeStatus]);
3259             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3260         } else if (strncmp(data, "processing: ", 12) == 0) {
3261             // processing: configure: config-test
3262             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 12)] ofType:kCydiaProgressEventTypeStatus]);
3263             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3264         } else if (pmstatus_r(data, size)) {
3265             std::string type([pmstatus_r[1] UTF8String]);
3266
3267             NSString *package = pmstatus_r[2];
3268             if ([package isEqualToString:@"dpkg-exec"])
3269                 package = nil;
3270
3271             float percent([pmstatus_r[3] floatValue]);
3272             [progress_ performSelectorOnMainThread:@selector(setProgressPercent:) withObject:[NSNumber numberWithFloat:(percent / 100)] waitUntilDone:YES];
3273
3274             NSString *string = pmstatus_r[4];
3275
3276             if (type == "pmerror") {
3277                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeError forPackage:package]);
3278                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3279             } else if (type == "pmstatus") {
3280                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeStatus forPackage:package]);
3281                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3282             } else if (type == "pmconffile")
3283                 [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:string waitUntilDone:YES];
3284             else
3285                 lprintf("E:unknown pmstatus\n");
3286         } else
3287             lprintf("E:unknown status\n");
3288
3289         [pool release];
3290     }
3291
3292     _assume(false);
3293 }
3294
3295 - (void) _readOutput:(NSNumber *)fd {
3296     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3297     std::istream is(&ib);
3298     std::string line;
3299
3300     while (std::getline(is, line)) {
3301         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3302
3303         lprintf("O:%s\n", line.c_str());
3304
3305         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:line.c_str()] ofType:kCydiaProgressEventTypeInformation]);
3306         [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3307
3308         [pool release];
3309     }
3310
3311     _assume(false);
3312 }
3313
3314 - (FILE *) input {
3315     return input_;
3316 }
3317
3318 - (Package *) packageWithName:(NSString *)name {
3319     if (name == nil)
3320         return nil;
3321 @synchronized (self) {
3322     if (static_cast<pkgDepCache *>(cache_) == NULL)
3323         return nil;
3324     pkgCache::PkgIterator iterator(cache_->FindPkg([name UTF8String]));
3325     return iterator.end() ? nil : [Package packageWithIterator:iterator withZone:NULL inPool:NULL database:self];
3326 } }
3327
3328 - (id) init {
3329     if ((self = [super init]) != nil) {
3330         policy_ = NULL;
3331         records_ = NULL;
3332         resolver_ = NULL;
3333         fetcher_ = NULL;
3334         lock_ = NULL;
3335
3336         zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3337         apr_pool_create(&pool_, NULL);
3338
3339         size_t capacity(MetaFile_->active_);
3340         if (capacity == 0)
3341             capacity = 16384;
3342         else
3343             capacity += 1024;
3344
3345         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, capacity, NULL);
3346         sourceList_ = [NSMutableArray arrayWithCapacity:16];
3347
3348         int fds[2];
3349
3350         _assert(pipe(fds) != -1);
3351         cydiafd_ = fds[1];
3352
3353         _config->Set("APT::Keep-Fds::", cydiafd_);
3354         setenv("CYDIA", [[[[NSNumber numberWithInt:cydiafd_] stringValue] stringByAppendingString:@" 1"] UTF8String], _not(int));
3355
3356         [NSThread
3357             detachNewThreadSelector:@selector(_readCydia:)
3358             toTarget:self
3359             withObject:[NSNumber numberWithInt:fds[0]]
3360         ];
3361
3362         _assert(pipe(fds) != -1);
3363         statusfd_ = fds[1];
3364
3365         [NSThread
3366             detachNewThreadSelector:@selector(_readStatus:)
3367             toTarget:self
3368             withObject:[NSNumber numberWithInt:fds[0]]
3369         ];
3370
3371         _assert(pipe(fds) != -1);
3372         _assert(dup2(fds[0], 0) != -1);
3373         _assert(close(fds[0]) != -1);
3374
3375         input_ = fdopen(fds[1], "a");
3376
3377         _assert(pipe(fds) != -1);
3378         _assert(dup2(fds[1], 1) != -1);
3379         _assert(close(fds[1]) != -1);
3380
3381         [NSThread
3382             detachNewThreadSelector:@selector(_readOutput:)
3383             toTarget:self
3384             withObject:[NSNumber numberWithInt:fds[0]]
3385         ];
3386     } return self;
3387 }
3388
3389 - (pkgCacheFile &) cache {
3390     return cache_;
3391 }
3392
3393 - (pkgDepCache::Policy *) policy {
3394     return policy_;
3395 }
3396
3397 - (pkgRecords *) records {
3398     return records_;
3399 }
3400
3401 - (pkgProblemResolver *) resolver {
3402     return resolver_;
3403 }
3404
3405 - (pkgAcquire &) fetcher {
3406     return *fetcher_;
3407 }
3408
3409 - (pkgSourceList &) list {
3410     return *list_;
3411 }
3412
3413 - (NSArray *) packages {
3414     return (NSArray *) packages_;
3415 }
3416
3417 - (NSArray *) sources {
3418     return sourceList_;
3419 }
3420
3421 - (Source *) sourceWithKey:(NSString *)key {
3422     for (Source *source in [self sources]) {
3423         if ([[source key] isEqualToString:key])
3424             return source;
3425     } return nil;
3426 }
3427
3428 - (bool) popErrorWithTitle:(NSString *)title {
3429     bool fatal(false);
3430
3431     while (!_error->empty()) {
3432         std::string error;
3433         bool warning(!_error->PopMessage(error));
3434         if (!warning)
3435             fatal = true;
3436
3437         for (;;) {
3438             size_t size(error.size());
3439             if (size == 0 || error[size - 1] != '\n')
3440                 break;
3441             error.resize(size - 1);
3442         }
3443
3444         lprintf("%c:[%s]\n", warning ? 'W' : 'E', error.c_str());
3445
3446         static Pcre no_pubkey("^GPG error:.* NO_PUBKEY .*$");
3447         if (warning && no_pubkey(error.c_str()))
3448             continue;
3449
3450         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3451     }
3452
3453     return fatal;
3454 }
3455
3456 - (bool) popErrorWithTitle:(NSString *)title forOperation:(bool)success {
3457     return [self popErrorWithTitle:title] || !success;
3458 }
3459
3460 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
3461 @synchronized (self) {
3462     ++era_;
3463
3464     [self releasePackages];
3465
3466     sourceMap_.clear();
3467     [sourceList_ removeAllObjects];
3468
3469     _error->Discard();
3470
3471     delete list_;
3472     list_ = NULL;
3473     manager_ = NULL;
3474     delete lock_;
3475     lock_ = NULL;
3476     delete fetcher_;
3477     fetcher_ = NULL;
3478     delete resolver_;
3479     resolver_ = NULL;
3480     delete records_;
3481     records_ = NULL;
3482     delete policy_;
3483     policy_ = NULL;
3484
3485     cache_.Close();
3486
3487     apr_pool_clear(pool_);
3488
3489     NSRecycleZone(zone_);
3490     zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3491
3492     int chk(creat("/tmp/cydia.chk", 0644));
3493     if (chk != -1)
3494         close(chk);
3495
3496     if (invocation != nil)
3497         [invocation invoke];
3498
3499     NSString *title(UCLocalize("DATABASE"));
3500
3501     _trace();
3502     OpProgress progress;
3503     while (!cache_.Open(progress, true)) { pop:
3504         std::string error;
3505         bool warning(!_error->PopMessage(error));
3506         lprintf("cache_.Open():[%s]\n", error.c_str());
3507
3508         if (error == "dpkg was interrupted, you must manually run 'dpkg --configure -a' to correct the problem. ")
3509             [delegate_ repairWithSelector:@selector(configure)];
3510         else if (error == "The package lists or status file could not be parsed or opened.")
3511             [delegate_ repairWithSelector:@selector(update)];
3512         // else if (error == "Could not get lock /var/lib/dpkg/lock - open (35 Resource temporarily unavailable)")
3513         // else if (error == "Could not open lock file /var/lib/dpkg/lock - open (13 Permission denied)")
3514         // else if (error == "Malformed Status line")
3515         // else if (error == "The list of sources could not be read.")
3516         else {
3517             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3518             return;
3519         }
3520
3521         if (warning)
3522             goto pop;
3523         _error->Discard();
3524     }
3525     _trace();
3526
3527     unlink("/tmp/cydia.chk");
3528
3529     now_ = [[NSDate date] timeIntervalSince1970];
3530
3531     policy_ = new pkgDepCache::Policy();
3532     records_ = new pkgRecords(cache_);
3533     resolver_ = new pkgProblemResolver(cache_);
3534     fetcher_ = new pkgAcquire(&status_);
3535     lock_ = NULL;
3536
3537     list_ = new pkgSourceList();
3538     if ([self popErrorWithTitle:title forOperation:list_->ReadMainList()])
3539         return;
3540
3541     if (cache_->DelCount() != 0 || cache_->InstCount() != 0) {
3542         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("COUNTS_NONZERO_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3543         return;
3544     }
3545
3546     if ([self popErrorWithTitle:title forOperation:pkgApplyStatus(cache_)])
3547         return;
3548
3549     if (cache_->BrokenCount() != 0) {
3550         if ([self popErrorWithTitle:title forOperation:pkgFixBroken(cache_)])
3551             return;
3552
3553         if (cache_->BrokenCount() != 0) {
3554             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("STILL_BROKEN_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3555             return;
3556         }
3557
3558         if ([self popErrorWithTitle:title forOperation:pkgMinimizeUpgrade(cache_)])
3559             return;
3560     }
3561
3562     for (pkgSourceList::const_iterator source = list_->begin(); source != list_->end(); ++source) {
3563         Source *object([[[Source alloc] initWithMetaIndex:*source forDatabase:self inPool:pool_] autorelease]);
3564         [sourceList_ addObject:object];
3565
3566         std::vector<pkgIndexFile *> *indices = (*source)->GetIndexFiles();
3567         for (std::vector<pkgIndexFile *>::const_iterator index = indices->begin(); index != indices->end(); ++index)
3568             // XXX: this could be more intelligent
3569             if (dynamic_cast<debPackagesIndex *>(*index) != NULL) {
3570                 pkgCache::PkgFileIterator cached((*index)->FindInCache(cache_));
3571                 if (!cached.end())
3572                     sourceMap_[cached->ID] = object;
3573             }
3574     }
3575
3576     {
3577         /*std::vector<Package *> packages;
3578         packages.reserve(std::max(10000U, [packages_ count] + 1000));
3579         packages_ = nil;*/
3580
3581         _trace();
3582
3583         for (pkgCache::PkgIterator iterator = cache_->PkgBegin(); !iterator.end(); ++iterator)
3584             if (Package *package = [Package packageWithIterator:iterator withZone:zone_ inPool:pool_ database:self])
3585                 //packages.push_back(package);
3586                 CFArrayAppendValue(packages_, CFRetain(package));
3587
3588         _trace();
3589
3590         /*if (packages.empty())
3591             packages_ = [[NSArray alloc] init];
3592         else
3593             packages_ = [[NSArray alloc] initWithObjects:&packages.front() count:packages.size()];
3594         _trace();*/
3595
3596         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(16)];
3597         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(4)];
3598         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(0)];
3599
3600         /*_trace();
3601         PrintTimes();
3602         _trace();*/
3603
3604         _trace();
3605
3606         /*if (!packages.empty())
3607             CFQSortArray(&packages.front(), packages.size(), sizeof(packages.front()), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare_), NULL);*/
3608         //std::sort(packages.begin(), packages.end(), PackageNameOrdering());
3609
3610         //CFArraySortValues((CFMutableArrayRef) packages_, CFRangeMake(0, [packages_ count]), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3611
3612         CFArrayInsertionSortValues(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3613
3614         //[packages_ sortUsingFunction:reinterpret_cast<NSComparisonResult (*)(id, id, void *)>(&PackageNameCompare) context:NULL];
3615
3616         _trace();
3617
3618         size_t count(CFArrayGetCount(packages_));
3619         MetaFile_->active_ = count;
3620
3621         for (size_t index(0); index != count; ++index)
3622             [(Package *) CFArrayGetValueAtIndex(packages_, index) setIndex:index];
3623
3624         _trace();
3625     }
3626 } }
3627
3628 - (void) clear {
3629 @synchronized (self) {
3630     delete resolver_;
3631     resolver_ = new pkgProblemResolver(cache_);
3632
3633     for (pkgCache::PkgIterator iterator(cache_->PkgBegin()); !iterator.end(); ++iterator)
3634         if (!cache_[iterator].Keep())
3635             cache_->MarkKeep(iterator, false);
3636         else if ((cache_[iterator].iFlags & pkgDepCache::ReInstall) != 0)
3637             cache_->SetReInstall(iterator, false);
3638 } }
3639
3640 - (void) configure {
3641     NSString *dpkg = [NSString stringWithFormat:@"dpkg --configure -a --status-fd %u", statusfd_];
3642     _trace();
3643     system([dpkg UTF8String]);
3644     _trace();
3645 }
3646
3647 - (bool) clean {
3648     // XXX: I don't remember this condition
3649     if (lock_ != NULL)
3650         return false;
3651
3652     FileFd Lock;
3653     Lock.Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3654
3655     NSString *title(UCLocalize("CLEAN_ARCHIVES"));
3656
3657     if ([self popErrorWithTitle:title])
3658         return false;
3659
3660     pkgAcquire fetcher;
3661     fetcher.Clean(_config->FindDir("Dir::Cache::Archives"));
3662
3663     CydiaLogCleaner cleaner;
3664     if ([self popErrorWithTitle:title forOperation:cleaner.Go(_config->FindDir("Dir::Cache::Archives") + "partial/", cache_)])
3665         return false;
3666
3667     return true;
3668 }
3669
3670 - (bool) prepare {
3671     fetcher_->Shutdown();
3672
3673     pkgRecords records(cache_);
3674
3675     lock_ = new FileFd();
3676     lock_->Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3677
3678     NSString *title(UCLocalize("PREPARE_ARCHIVES"));
3679
3680     if ([self popErrorWithTitle:title])
3681         return false;
3682
3683     pkgSourceList list;
3684     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3685         return false;
3686
3687     manager_ = (_system->CreatePM(cache_));
3688     if ([self popErrorWithTitle:title forOperation:manager_->GetArchives(fetcher_, &list, &records)])
3689         return false;
3690
3691     return true;
3692 }
3693
3694 - (void) perform {
3695     bool substrate(RestartSubstrate_);
3696     RestartSubstrate_ = false;
3697
3698     NSString *title(UCLocalize("PERFORM_SELECTIONS"));
3699
3700     NSMutableArray *before = [NSMutableArray arrayWithCapacity:16]; {
3701         pkgSourceList list;
3702         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3703             return;
3704         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3705             [before addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3706     }
3707
3708     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3709
3710     if (fetcher_->Run(PulseInterval_) != pkgAcquire::Continue) {
3711         _trace();
3712         [self popErrorWithTitle:title];
3713         return;
3714     }
3715
3716     bool failed = false;
3717     for (pkgAcquire::ItemIterator item = fetcher_->ItemsBegin(); item != fetcher_->ItemsEnd(); item++) {
3718         if ((*item)->Status == pkgAcquire::Item::StatDone && (*item)->Complete)
3719             continue;
3720         if ((*item)->Status == pkgAcquire::Item::StatIdle)
3721             continue;
3722
3723         failed = true;
3724     }
3725
3726     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3727
3728     if (failed) {
3729         _trace();
3730         return;
3731     }
3732
3733     if (substrate)
3734         RestartSubstrate_ = true;
3735
3736     _system->UnLock();
3737     pkgPackageManager::OrderResult result = manager_->DoInstall(statusfd_);
3738
3739     if (_error->PendingError()) {
3740         _trace();
3741         return;
3742     }
3743
3744     if (result == pkgPackageManager::Failed) {
3745         _trace();
3746         return;
3747     }
3748
3749     if (result != pkgPackageManager::Completed) {
3750         _trace();
3751         return;
3752     }
3753
3754     NSMutableArray *after = [NSMutableArray arrayWithCapacity:16]; {
3755         pkgSourceList list;
3756         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3757             return;
3758         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3759             [after addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3760     }
3761
3762     if (![before isEqualToArray:after])
3763         [self update];
3764 }
3765
3766 - (bool) upgrade {
3767     NSString *title(UCLocalize("UPGRADE"));
3768     if ([self popErrorWithTitle:title forOperation:pkgDistUpgrade(cache_)])
3769         return false;
3770     return true;
3771 }
3772
3773 - (void) update {
3774     [self updateWithStatus:status_];
3775 }
3776
3777 - (void) updateWithStatus:(Status &)status {
3778     NSString *title(UCLocalize("REFRESHING_DATA"));
3779
3780     pkgSourceList list;
3781     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3782         return;
3783
3784     FileFd lock;
3785     lock.Fd(GetLock(_config->FindDir("Dir::State::Lists") + "lock"));
3786     if ([self popErrorWithTitle:title])
3787         return;
3788
3789     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3790
3791     bool success(ListUpdate(status, list, PulseInterval_));
3792     if (status.WasCancelled())
3793         _error->Discard();
3794     else {
3795         [self popErrorWithTitle:title forOperation:success];
3796         [Metadata_ setObject:[NSDate date] forKey:@"LastUpdate"];
3797         Changed_ = true;
3798     }
3799
3800     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3801 }
3802
3803 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate {
3804     delegate_ = delegate;
3805 }
3806
3807 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate {
3808     progress_ = delegate;
3809     status_.setDelegate(delegate);
3810 }
3811
3812 - (NSObject<ProgressDelegate> *) progressDelegate {
3813     return progress_;
3814 }
3815
3816 - (Source *) getSource:(pkgCache::PkgFileIterator)file {
3817     SourceMap::const_iterator i(sourceMap_.find(file->ID));
3818     return i == sourceMap_.end() ? nil : i->second;
3819 }
3820
3821 - (NSString *) mappedSectionForPointer:(const char *)section {
3822     _H<NSString> *mapped;
3823
3824     _profile(Database$mappedSectionForPointer$Cache)
3825         mapped = &sections_[section];
3826     _end
3827
3828     if (*mapped == NULL) {
3829         size_t length(strlen(section));
3830         char spaced[length + 1];
3831
3832         _profile(Database$mappedSectionForPointer$Replace)
3833             for (size_t index(0); index != length; ++index)
3834                 spaced[index] = section[index] == '_' ? ' ' : section[index];
3835             spaced[length] = '\0';
3836         _end
3837
3838         NSString *string;
3839
3840         _profile(Database$mappedSectionForPointer$stringWithUTF8String)
3841             string = [NSString stringWithUTF8String:spaced];
3842         _end
3843
3844         _profile(Database$mappedSectionForPointer$Map)
3845             string = [SectionMap_ objectForKey:string] ?: string;
3846         _end
3847
3848         *mapped = string;
3849     } return *mapped;
3850 }
3851
3852 @end
3853 /* }}} */
3854
3855 static _H<NSMutableSet> Diversions_;
3856
3857 @interface Diversion : NSObject {
3858     Pcre pattern_;
3859     _H<NSString> key_;
3860     _H<NSString> format_;
3861 }
3862
3863 @end
3864
3865 @implementation Diversion
3866
3867 - (id) initWithFrom:(NSString *)from to:(NSString *)to {
3868     if ((self = [super init]) != nil) {
3869         pattern_ = [from UTF8String];
3870         key_ = from;
3871         format_ = to;
3872     } return self;
3873 }
3874
3875 - (NSString *) divert:(NSString *)url {
3876     return !pattern_(url) ? nil : pattern_->*format_;
3877 }
3878
3879 + (NSURL *) divertURL:(NSURL *)url {
3880   divert:
3881     NSString *href([url absoluteString]);
3882
3883     for (Diversion *diversion in (id) Diversions_)
3884         if (NSString *diverted = [diversion divert:href]) {
3885 #if !ForRelease
3886             NSLog(@"div: %@", diverted);
3887 #endif
3888             url = [NSURL URLWithString:diverted];
3889             goto divert;
3890         }
3891
3892     return url;
3893 }
3894
3895 - (NSString *) key {
3896     return key_;
3897 }
3898
3899 - (NSUInteger) hash {
3900     return [key_ hash];
3901 }
3902
3903 - (BOOL) isEqual:(Diversion *)object {
3904     return self == object || [self class] == [object class] && [key_ isEqual:[object key]];
3905 }
3906
3907 @end
3908
3909 @interface CydiaObject : NSObject {
3910     _H<IndirectDelegate> indirect_;
3911     _transient id delegate_;
3912 }
3913
3914 - (id) initWithDelegate:(IndirectDelegate *)indirect;
3915
3916 @end
3917
3918 @interface CydiaWebViewController : CyteWebViewController {
3919     _H<CydiaObject> cydia_;
3920 }
3921
3922 + (void) addDiversion:(Diversion *)diversion;
3923
3924 @end
3925
3926 /* Web Scripting {{{ */
3927 @implementation CydiaObject
3928
3929 - (id) initWithDelegate:(IndirectDelegate *)indirect {
3930     if ((self = [super init]) != nil) {
3931         indirect_ = indirect;
3932     } return self;
3933 }
3934
3935 - (void) setDelegate:(id)delegate {
3936     delegate_ = delegate;
3937 }
3938
3939 + (NSArray *) _attributeKeys {
3940     return [NSArray arrayWithObjects:
3941         @"bbsnum",
3942         @"cydiaSource",
3943         @"device",
3944         @"ecid",
3945         @"firmware",
3946         @"hostname",
3947         @"idiom",
3948         @"model",
3949         @"plmn",
3950         @"role",
3951         @"serial",
3952         @"token",
3953         @"version",
3954     nil];
3955 }
3956
3957 - (NSArray *) attributeKeys {
3958     return [[self class] _attributeKeys];
3959 }
3960
3961 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
3962     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
3963 }
3964
3965 - (NSString *) version {
3966     return Cydia_;
3967 }
3968
3969 - (NSString *) device {
3970     return [[UIDevice currentDevice] uniqueIdentifier];
3971 }
3972
3973 - (NSString *) firmware {
3974     return [[UIDevice currentDevice] systemVersion];
3975 }
3976
3977 - (NSString *) hostname {
3978     return [[UIDevice currentDevice] name];
3979 }
3980
3981 - (NSString *) idiom {
3982     return (id) Idiom_ ?: [NSNull null];
3983 }
3984
3985 - (NSString *) plmn {
3986     return (id) PLMN_ ?: [NSNull null];
3987 }
3988
3989 - (NSString *) bbsnum {
3990     return (id) BBSNum_ ?: [NSNull null];
3991 }
3992
3993 - (NSString *) ecid {
3994     return (id) ChipID_ ?: [NSNull null];
3995 }
3996
3997 - (NSString *) serial {
3998     return SerialNumber_;
3999 }
4000
4001 - (NSString *) role {
4002     return (id) Role_ ?: [NSNull null];
4003 }
4004
4005 - (NSString *) model {
4006     return [NSString stringWithUTF8String:Machine_];
4007 }
4008
4009 - (NSString *) token {
4010     return (id) Token_ ?: [NSNull null];
4011 }
4012
4013 + (NSString *) webScriptNameForSelector:(SEL)selector {
4014     if (false);
4015     else if (selector == @selector(addBridgedHost:))
4016         return @"addBridgedHost";
4017     else if (selector == @selector(addInsecureHost:))
4018         return @"addInsecureHost";
4019     else if (selector == @selector(addInternalRedirect::))
4020         return @"addInternalRedirect";
4021     else if (selector == @selector(addPipelinedHost:scheme:))
4022         return @"addPipelinedHost";
4023     else if (selector == @selector(addSource:::))
4024         return @"addSource";
4025     else if (selector == @selector(addTokenHost:))
4026         return @"addTokenHost";
4027     else if (selector == @selector(addTrivialSource:))
4028         return @"addTrivialSource";
4029     else if (selector == @selector(close))
4030         return @"close";
4031     else if (selector == @selector(du:))
4032         return @"du";
4033     else if (selector == @selector(stringWithFormat:arguments:))
4034         return @"format";
4035     else if (selector == @selector(getAllSources))
4036         return @"getAllSourcs";
4037     else if (selector == @selector(getKernelNumber:))
4038         return @"getKernelNumber";
4039     else if (selector == @selector(getKernelString:))
4040         return @"getKernelString";
4041     else if (selector == @selector(getInstalledPackages))
4042         return @"getInstalledPackages";
4043     else if (selector == @selector(getIORegistryEntry::))
4044         return @"getIORegistryEntry";
4045     else if (selector == @selector(getLocaleIdentifier))
4046         return @"getLocaleIdentifier";
4047     else if (selector == @selector(getPreferredLanguages))
4048         return @"getPreferredLanguages";
4049     else if (selector == @selector(getPackageById:))
4050         return @"getPackageById";
4051     else if (selector == @selector(getMetadataKeys))
4052         return @"getMetadataKeys";
4053     else if (selector == @selector(getMetadataValue:))
4054         return @"getMetadataValue";
4055     else if (selector == @selector(getSessionValue:))
4056         return @"getSessionValue";
4057     else if (selector == @selector(installPackages:))
4058         return @"installPackages";
4059     else if (selector == @selector(localizedStringForKey:value:table:))
4060         return @"localize";
4061     else if (selector == @selector(popViewController:))
4062         return @"popViewController";
4063     else if (selector == @selector(refreshSources))
4064         return @"refreshSources";
4065     else if (selector == @selector(removeButton))
4066         return @"removeButton";
4067     else if (selector == @selector(saveConfig))
4068         return @"saveConfig";
4069     else if (selector == @selector(setCydiaSource:))
4070         return @"setCydiaSource";
4071     else if (selector == @selector(setMetadataValue::))
4072         return @"setMetadataValue";
4073     else if (selector == @selector(setSessionValue::))
4074         return @"setSessionValue";
4075     else if (selector == @selector(substitutePackageNames:))
4076         return @"substitutePackageNames";
4077     else if (selector == @selector(scrollToBottom:))
4078         return @"scrollToBottom";
4079     else if (selector == @selector(setAllowsNavigationAction:))
4080         return @"setAllowsNavigationAction";
4081     else if (selector == @selector(setBadgeValue:))
4082         return @"setBadgeValue";
4083     else if (selector == @selector(setButtonImage:withStyle:toFunction:))
4084         return @"setButtonImage";
4085     else if (selector == @selector(setButtonTitle:withStyle:toFunction:))
4086         return @"setButtonTitle";
4087     else if (selector == @selector(setHidesBackButton:))
4088         return @"setHidesBackButton";
4089     else if (selector == @selector(setHidesNavigationBar:))
4090         return @"setHidesNavigationBar";
4091     else if (selector == @selector(setNavigationBarStyle:))
4092         return @"setNavigationBarStyle";
4093     else if (selector == @selector(setNavigationBarTintRed:green:blue:alpha:))
4094         return @"setNavigationBarTintColor";
4095     else if (selector == @selector(setPasteboardString:))
4096         return @"setPasteboardString";
4097     else if (selector == @selector(setPasteboardURL:))
4098         return @"setPasteboardURL";
4099     else if (selector == @selector(setToken:))
4100         return @"setToken";
4101     else if (selector == @selector(setViewportWidth:))
4102         return @"setViewportWidth";
4103     else if (selector == @selector(statfs:))
4104         return @"statfs";
4105     else if (selector == @selector(supports:))
4106         return @"supports";
4107     else if (selector == @selector(unload))
4108         return @"unload";
4109     else
4110         return nil;
4111 }
4112
4113 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
4114     return [self webScriptNameForSelector:selector] == nil;
4115 }
4116
4117 - (BOOL) supports:(NSString *)feature {
4118     return [feature isEqualToString:@"window.open"];
4119 }
4120
4121 - (void) unload {
4122     [delegate_ performSelectorOnMainThread:@selector(unloadData) withObject:nil waitUntilDone:NO];
4123 }
4124
4125 - (void) addInternalRedirect:(NSString *)from :(NSString *)to {
4126     [CydiaWebViewController performSelectorOnMainThread:@selector(addDiversion:) withObject:[[[Diversion alloc] initWithFrom:from to:to] autorelease] waitUntilDone:NO];
4127 }
4128
4129 - (NSNumber *) getKernelNumber:(NSString *)name {
4130     const char *string([name UTF8String]);
4131
4132     size_t size;
4133     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4134         return (id) [NSNull null];
4135
4136     if (size != sizeof(int))
4137         return (id) [NSNull null];
4138
4139     int value;
4140     if (sysctlbyname(string, &value, &size, NULL, 0) == -1)
4141         return (id) [NSNull null];
4142
4143     return [NSNumber numberWithInt:value];
4144 }
4145
4146 - (NSString *) getKernelString:(NSString *)name {
4147     const char *string([name UTF8String]);
4148
4149     size_t size;
4150     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4151         return (id) [NSNull null];
4152
4153     char value[size + 1];
4154     if (sysctlbyname(string, value, &size, NULL, 0) == -1)
4155         return (id) [NSNull null];
4156
4157     // XXX: just in case you request something ludicrous
4158     value[size] = '\0';
4159
4160     return [NSString stringWithCString:value];
4161 }
4162
4163 - (NSObject *) getIORegistryEntry:(NSString *)path :(NSString *)entry {
4164     NSObject *value(CYIOGetValue([path UTF8String], entry));
4165
4166     if (value != nil)
4167         if ([value isKindOfClass:[NSData class]])
4168             value = CYHex((NSData *) value);
4169
4170     return value;
4171 }
4172
4173 - (void) _setCydiaSource:(NSString *)source {
4174     @synchronized (HostConfig_) {
4175         CydiaSource_ = source;
4176         [Metadata_ setObject:source forKey:@"CydiaSource"];
4177     }
4178
4179     Changed_ = true;
4180 }
4181
4182 - (void) setCydiaSource:(NSString *)source {
4183     [self performSelectorOnMainThread:@selector(_setCydiaSource:) withObject:source waitUntilDone:NO];
4184 }
4185
4186 - (NSString *) cydiaSource {
4187     @synchronized (HostConfig_) {
4188         return (id) CydiaSource_ ?: [NSNull null];
4189     }
4190 }
4191
4192 - (NSArray *) getMetadataKeys {
4193 @synchronized (Values_) {
4194     return [Values_ allKeys];
4195 } }
4196
4197 - (id) getMetadataValue:(NSString *)key {
4198 @synchronized (Values_) {
4199     return [Values_ objectForKey:key];
4200 } }
4201
4202 - (void) setMetadataValue:(NSString *)key :(NSString *)value {
4203 @synchronized (Values_) {
4204     if (value == nil || value == (id) [WebUndefined undefined] || value == (id) [NSNull null])
4205         [Values_ removeObjectForKey:key];
4206     else
4207         [Values_ setObject:value forKey:key];
4208
4209     [delegate_ performSelectorOnMainThread:@selector(updateValues) withObject:nil waitUntilDone:YES];
4210 } }
4211
4212 - (id) getSessionValue:(NSString *)key {
4213 @synchronized (SessionData_) {
4214     return [SessionData_ objectForKey:key];
4215 } }
4216
4217 - (void) setSessionValue:(NSString *)key :(NSString *)value {
4218 @synchronized (SessionData_) {
4219     if (value == (id) [WebUndefined undefined])
4220         [SessionData_ removeObjectForKey:key];
4221     else
4222         [SessionData_ setObject:value forKey:key];
4223 } }
4224
4225 - (void) addBridgedHost:(NSString *)host {
4226 @synchronized (HostConfig_) {
4227     [BridgedHosts_ addObject:host];
4228 } }
4229
4230 - (void) addInsecureHost:(NSString *)host {
4231 @synchronized (HostConfig_) {
4232     [InsecureHosts_ addObject:host];
4233 } }
4234
4235 - (void) addTokenHost:(NSString *)host {
4236 @synchronized (HostConfig_) {
4237     [TokenHosts_ addObject:host];
4238 } }
4239
4240 - (void) addPipelinedHost:(NSString *)host scheme:(NSString *)scheme {
4241 @synchronized (HostConfig_) {
4242     if (scheme != (id) [WebUndefined undefined])
4243         host = [NSString stringWithFormat:@"%@:%@", [scheme lowercaseString], host];
4244
4245     [PipelinedHosts_ addObject:host];
4246 } }
4247
4248 - (void) popViewController:(NSNumber *)value {
4249     if (value == (id) [WebUndefined undefined])
4250         value = [NSNumber numberWithBool:YES];
4251     [indirect_ performSelectorOnMainThread:@selector(popViewControllerWithNumber:) withObject:value waitUntilDone:NO];
4252 }
4253
4254 - (void) addSource:(NSString *)href :(NSString *)distribution :(WebScriptObject *)sections {
4255     NSMutableArray *array([NSMutableArray arrayWithCapacity:[sections count]]);
4256
4257     for (NSString *section in sections)
4258         [array addObject:section];
4259
4260     [delegate_ performSelectorOnMainThread:@selector(addSource:) withObject:[NSMutableDictionary dictionaryWithObjectsAndKeys:
4261         @"deb", @"Type",
4262         href, @"URI",
4263         distribution, @"Distribution",
4264         array, @"Sections",
4265     nil] waitUntilDone:NO];
4266 }
4267
4268 - (void) addTrivialSource:(NSString *)href {
4269     [delegate_ performSelectorOnMainThread:@selector(addTrivialSource:) withObject:href waitUntilDone:NO];
4270 }
4271
4272 - (void) refreshSources {
4273     [delegate_ performSelectorOnMainThread:@selector(syncData) withObject:nil waitUntilDone:NO];
4274 }
4275
4276 - (void) saveConfig {
4277     [delegate_ performSelectorOnMainThread:@selector(_saveConfig) withObject:nil waitUntilDone:NO];
4278 }
4279
4280 - (NSArray *) getAllSources {
4281     return [[Database sharedInstance] sources];
4282 }
4283
4284 - (NSArray *) getInstalledPackages {
4285     Database *database([Database sharedInstance]);
4286 @synchronized (database) {
4287     NSArray *packages([database packages]);
4288     NSMutableArray *installed([NSMutableArray arrayWithCapacity:1024]);
4289     for (Package *package in packages)
4290         if (![package uninstalled])
4291             [installed addObject:package];
4292     return installed;
4293 } }
4294
4295 - (Package *) getPackageById:(NSString *)id {
4296     if (Package *package = [[Database sharedInstance] packageWithName:id]) {
4297         [package parse];
4298         return package;
4299     } else
4300         return (Package *) [NSNull null];
4301 }
4302
4303 - (NSString *) getLocaleIdentifier {
4304     return Locale_ == NULL ? (NSString *) [NSNull null] : (NSString *) CFLocaleGetIdentifier(Locale_);
4305 }
4306
4307 - (NSArray *) getPreferredLanguages {
4308     return Languages_;
4309 }
4310
4311 - (NSArray *) statfs:(NSString *)path {
4312     struct statfs stat;
4313
4314     if (path == nil || statfs([path UTF8String], &stat) == -1)
4315         return nil;
4316
4317     return [NSArray arrayWithObjects:
4318         [NSNumber numberWithUnsignedLong:stat.f_bsize],
4319         [NSNumber numberWithUnsignedLong:stat.f_blocks],
4320         [NSNumber numberWithUnsignedLong:stat.f_bfree],
4321     nil];
4322 }
4323
4324 - (NSNumber *) du:(NSString *)path {
4325     NSNumber *value(nil);
4326
4327     int fds[2];
4328     _assert(pipe(fds) != -1);
4329
4330     pid_t pid(ExecFork());
4331     if (pid == 0) {
4332         _assert(dup2(fds[1], 1) != -1);
4333         _assert(close(fds[0]) != -1);
4334         _assert(close(fds[1]) != -1);
4335         /* XXX: this should probably not use du */
4336         execl("/usr/libexec/cydia/du", "du", "-s", [path UTF8String], NULL);
4337         exit(1);
4338         _assert(false);
4339     }
4340
4341     _assert(close(fds[1]) != -1);
4342
4343     if (FILE *du = fdopen(fds[0], "r")) {
4344         char line[1024];
4345         while (fgets(line, sizeof(line), du) != NULL) {
4346             size_t length(strlen(line));
4347             while (length != 0 && line[length - 1] == '\n')
4348                 line[--length] = '\0';
4349             if (char *tab = strchr(line, '\t')) {
4350                 *tab = '\0';
4351                 value = [NSNumber numberWithUnsignedLong:strtoul(line, NULL, 0)];
4352             }
4353         }
4354
4355         fclose(du);
4356     } else _assert(close(fds[0]));
4357
4358     int status;
4359   wait:
4360     if (waitpid(pid, &status, 0) == -1)
4361         if (errno == EINTR)
4362             goto wait;
4363         else _assert(false);
4364
4365     return value;
4366 }
4367
4368 - (void) close {
4369     [indirect_ performSelectorOnMainThread:@selector(close) withObject:nil waitUntilDone:NO];
4370 }
4371
4372 - (void) installPackages:(NSArray *)packages {
4373     [delegate_ performSelectorOnMainThread:@selector(installPackages:) withObject:packages waitUntilDone:NO];
4374 }
4375
4376 - (NSString *) substitutePackageNames:(NSString *)message {
4377     NSMutableArray *words([[message componentsSeparatedByString:@" "] mutableCopy]);
4378     for (size_t i(0), e([words count]); i != e; ++i) {
4379         NSString *word([words objectAtIndex:i]);
4380         if (Package *package = [[Database sharedInstance] packageWithName:word])
4381             [words replaceObjectAtIndex:i withObject:[package name]];
4382     }
4383
4384     return [words componentsJoinedByString:@" "];
4385 }
4386
4387 - (void) removeButton {
4388     [indirect_ removeButton];
4389 }
4390
4391 - (void) setButtonImage:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4392     [indirect_ setButtonImage:button withStyle:style toFunction:function];
4393 }
4394
4395 - (void) setButtonTitle:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4396     [indirect_ setButtonTitle:button withStyle:style toFunction:function];
4397 }
4398
4399 - (void) setBadgeValue:(id)value {
4400     [indirect_ performSelectorOnMainThread:@selector(setBadgeValue:) withObject:value waitUntilDone:NO];
4401 }
4402
4403 - (void) setAllowsNavigationAction:(NSString *)value {
4404     [indirect_ performSelectorOnMainThread:@selector(setAllowsNavigationActionByNumber:) withObject:value waitUntilDone:NO];
4405 }
4406
4407 - (void) setHidesBackButton:(NSString *)value {
4408     [indirect_ performSelectorOnMainThread:@selector(setHidesBackButtonByNumber:) withObject:value waitUntilDone:NO];
4409 }
4410
4411 - (void) setHidesNavigationBar:(NSString *)value {
4412     [indirect_ performSelectorOnMainThread:@selector(setHidesNavigationBarByNumber:) withObject:value waitUntilDone:NO];
4413 }
4414
4415 - (void) setNavigationBarStyle:(NSString *)value {
4416     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarStyle:) withObject:value waitUntilDone:NO];
4417 }
4418
4419 - (void) setNavigationBarTintRed:(NSNumber *)red green:(NSNumber *)green blue:(NSNumber *)blue alpha:(NSNumber *)alpha {
4420     float opacity(alpha == (id) [WebUndefined undefined] ? 1 : [alpha floatValue]);
4421     UIColor *color([UIColor colorWithRed:[red floatValue] green:[green floatValue] blue:[blue floatValue] alpha:opacity]);
4422     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarTintColor:) withObject:color waitUntilDone:NO];
4423 }
4424
4425 - (void) setPasteboardString:(NSString *)value {
4426     [[objc_getClass("UIPasteboard") generalPasteboard] setString:value];
4427 }
4428
4429 - (void) setPasteboardURL:(NSString *)value {
4430     [[objc_getClass("UIPasteboard") generalPasteboard] setURL:[NSURL URLWithString:value]];
4431 }
4432
4433 - (void) _setToken:(NSString *)token {
4434     Token_ = token;
4435
4436     if (token == nil)
4437         [Metadata_ removeObjectForKey:@"Token"];
4438     else
4439         [Metadata_ setObject:Token_ forKey:@"Token"];
4440
4441     Changed_ = true;
4442 }
4443
4444 - (void) setToken:(NSString *)token {
4445     [self performSelectorOnMainThread:@selector(_setToken:) withObject:token waitUntilDone:NO];
4446 }
4447
4448 - (void) scrollToBottom:(NSNumber *)animated {
4449     [indirect_ performSelectorOnMainThread:@selector(scrollToBottomAnimated:) withObject:animated waitUntilDone:NO];
4450 }
4451
4452 - (void) setViewportWidth:(float)width {
4453     [indirect_ setViewportWidthOnMainThread:width];
4454 }
4455
4456 - (NSString *) stringWithFormat:(NSString *)format arguments:(WebScriptObject *)arguments {
4457     //NSLog(@"SWF:\"%@\" A:%@", format, [arguments description]);
4458     unsigned count([arguments count]);
4459     id values[count];
4460     for (unsigned i(0); i != count; ++i)
4461         values[i] = [arguments objectAtIndex:i];
4462     return [[[NSString alloc] initWithFormat:format arguments:reinterpret_cast<va_list>(values)] autorelease];
4463 }
4464
4465 - (NSString *) localizedStringForKey:(NSString *)key value:(NSString *)value table:(NSString *)table {
4466     if (reinterpret_cast<id>(value) == [WebUndefined undefined])
4467         value = nil;
4468     if (reinterpret_cast<id>(table) == [WebUndefined undefined])
4469         table = nil;
4470     return [[NSBundle mainBundle] localizedStringForKey:key value:value table:table];
4471 }
4472
4473 @end
4474 /* }}} */
4475
4476 @interface NSURL (CydiaSecure)
4477 @end
4478
4479 @implementation NSURL (CydiaSecure)
4480
4481 - (bool) isCydiaSecure {
4482     if ([[[self scheme] lowercaseString] isEqualToString:@"https"])
4483         return true;
4484
4485     @synchronized (HostConfig_) {
4486         if ([InsecureHosts_ containsObject:[self host]])
4487             return true;
4488     }
4489
4490     return false;
4491 }
4492
4493 @end
4494
4495 /* Cydia Browser Controller {{{ */
4496 @implementation CydiaWebViewController
4497
4498 - (NSURL *) navigationURL {
4499     return request_ == nil ? nil : [NSURL URLWithString:[NSString stringWithFormat:@"cydia://url/%@", [[request_ URL] absoluteString]]];
4500 }
4501
4502 + (void) _initialize {
4503     [super _initialize];
4504
4505     Diversions_ = [NSMutableSet setWithCapacity:0];
4506 }
4507
4508 + (void) addDiversion:(Diversion *)diversion {
4509     [Diversions_ addObject:diversion];
4510 }
4511
4512 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4513     [super webView:view didClearWindowObject:window forFrame:frame];
4514
4515     WebDataSource *source([frame dataSource]);
4516     NSURLResponse *response([source response]);
4517     NSURL *url([response URL]);
4518     NSString *scheme([[url scheme] lowercaseString]);
4519
4520     bool bridged(false);
4521
4522     @synchronized (HostConfig_) {
4523         if ([scheme isEqualToString:@"file"])
4524             bridged = true;
4525         else if ([scheme isEqualToString:@"https"])
4526             if ([BridgedHosts_ containsObject:[url host]])
4527                 bridged = true;
4528     }
4529
4530     if (bridged)
4531         [window setValue:cydia_ forKey:@"cydia"];
4532 }
4533
4534 - (void) _setupMail:(MFMailComposeViewController *)controller {
4535     [controller addAttachmentData:[NSData dataWithContentsOfFile:@"/tmp/cydia.log"] mimeType:@"text/plain" fileName:@"cydia.log"];
4536
4537     system("/usr/bin/dpkg -l >/tmp/dpkgl.log");
4538     [controller addAttachmentData:[NSData dataWithContentsOfFile:@"/tmp/dpkgl.log"] mimeType:@"text/plain" fileName:@"dpkgl.log"];
4539 }
4540
4541 - (NSURL *) URLWithURL:(NSURL *)url {
4542     return [Diversion divertURL:url];
4543 }
4544
4545 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
4546     NSURL *url([request URL]);
4547     NSString *host([url host]);
4548
4549     NSMutableURLRequest *copy([[super webView:view resource:resource willSendRequest:request redirectResponse:response fromDataSource:source] mutableCopy]);
4550
4551     if (System_ != NULL && [copy valueForHTTPHeaderField:@"X-System"] == nil)
4552         [copy setValue:System_ forHTTPHeaderField:@"X-System"];
4553     if (Machine_ != NULL && [copy valueForHTTPHeaderField:@"X-Machine"] == nil)
4554         [copy setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
4555
4556     bool bridged;
4557     bool token;
4558
4559     @synchronized (HostConfig_) {
4560         bridged = [BridgedHosts_ containsObject:host];
4561         token = [TokenHosts_ containsObject:host];
4562     }
4563
4564     if ([url isCydiaSecure]) {
4565         if (bridged) {
4566             if (UniqueID_ != nil && [copy valueForHTTPHeaderField:@"X-Cydia-Id"] == nil)
4567                 [copy setValue:UniqueID_ forHTTPHeaderField:@"X-Cydia-Id"];
4568         } else if (token) {
4569             if (Token_ != nil && [copy valueForHTTPHeaderField:@"X-Cydia-Token"] == nil)
4570                 [copy setValue:Token_ forHTTPHeaderField:@"X-Cydia-Token"];
4571         }
4572     }
4573
4574     return copy;
4575 }
4576
4577 - (void) setDelegate:(id)delegate {
4578     [super setDelegate:delegate];
4579     [cydia_ setDelegate:delegate];
4580 }
4581
4582 - (NSString *) applicationNameForUserAgent {
4583     NSString *application([NSString stringWithFormat:@"Cydia/%@", Cydia_]);
4584
4585     if (Safari_ != nil)
4586         application = [NSString stringWithFormat:@"Safari/%@ %@", Safari_, application];
4587     if (Build_ != nil)
4588         application = [NSString stringWithFormat:@"Mobile/%@ %@", Build_, application];
4589     if (Product_ != nil)
4590         application = [NSString stringWithFormat:@"Version/%@ %@", Product_, application];
4591
4592     return application;
4593 }
4594
4595 - (id) init {
4596     if ((self = [super initWithWidth:0 ofClass:[CydiaWebViewController class]]) != nil) {
4597         cydia_ = [[[CydiaObject alloc] initWithDelegate:indirect_] autorelease];
4598     } return self;
4599 }
4600
4601 @end
4602
4603 @interface AppCacheController : CydiaWebViewController {
4604 }
4605
4606 @end
4607
4608 @implementation AppCacheController
4609
4610 - (void) didReceiveMemoryWarning {
4611 }
4612
4613 @end
4614 /* }}} */
4615
4616 // CydiaScript {{{
4617 @interface NSObject (CydiaScript)
4618 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context;
4619 @end
4620
4621 @implementation NSObject (CydiaScript)
4622
4623 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4624     return self;
4625 }
4626
4627 @end
4628
4629 @implementation NSArray (CydiaScript)
4630
4631 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4632     WebScriptObject *object([context evaluateWebScript:@"[]"]);
4633     for (size_t i(0), e([self count]); i != e; ++i)
4634         [object setWebScriptValueAtIndex:i value:[[self objectAtIndex:i] Cydia$webScriptObjectInContext:context]];
4635     return object;
4636 }
4637
4638 @end
4639
4640 @implementation NSDictionary (CydiaScript)
4641
4642 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4643     WebScriptObject *object([context evaluateWebScript:@"({})"]);
4644     for (id i in self)
4645         [object setValue:[[self objectForKey:i] Cydia$webScriptObjectInContext:context] forKey:i];
4646     return object;
4647 }
4648
4649 @end
4650 // }}}
4651
4652 /* Confirmation Controller {{{ */
4653 bool DepSubstrate(const pkgCache::VerIterator &iterator) {
4654     if (!iterator.end())
4655         for (pkgCache::DepIterator dep(iterator.DependsList()); !dep.end(); ++dep) {
4656             if (dep->Type != pkgCache::Dep::Depends && dep->Type != pkgCache::Dep::PreDepends)
4657                 continue;
4658             pkgCache::PkgIterator package(dep.TargetPkg());
4659             if (package.end())
4660                 continue;
4661             if (strcmp(package.Name(), "mobilesubstrate") == 0)
4662                 return true;
4663         }
4664
4665     return false;
4666 }
4667
4668 @protocol ConfirmationControllerDelegate
4669 - (void) cancelAndClear:(bool)clear;
4670 - (void) confirmWithNavigationController:(UINavigationController *)navigation;
4671 - (void) queue;
4672 @end
4673
4674 @interface ConfirmationController : CydiaWebViewController {
4675     _transient Database *database_;
4676
4677     _H<UIAlertView> essential_;
4678
4679     _H<NSDictionary> changes_;
4680     _H<NSMutableArray> issues_;
4681     _H<NSDictionary> sizes_;
4682
4683     BOOL substrate_;
4684 }
4685
4686 - (id) initWithDatabase:(Database *)database;
4687
4688 @end
4689
4690 @implementation ConfirmationController
4691
4692 - (void) complete {
4693     if (substrate_)
4694         RestartSubstrate_ = true;
4695     [delegate_ confirmWithNavigationController:[self navigationController]];
4696 }
4697
4698 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
4699     NSString *context([alert context]);
4700
4701     if ([context isEqualToString:@"remove"]) {
4702         if (button == [alert cancelButtonIndex])
4703             [self dismissModalViewControllerAnimated:YES];
4704         else if (button == [alert firstOtherButtonIndex]) {
4705             [self complete];
4706         }
4707
4708         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4709     } else if ([context isEqualToString:@"unable"]) {
4710         [self dismissModalViewControllerAnimated:YES];
4711         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4712     } else {
4713         [super alertView:alert clickedButtonAtIndex:button];
4714     }
4715 }
4716
4717 - (void) _doContinue {
4718     [delegate_ cancelAndClear:NO];
4719     [self dismissModalViewControllerAnimated:YES];
4720 }
4721
4722 - (id) invokeDefaultMethodWithArguments:(NSArray *)args {
4723     [self performSelectorOnMainThread:@selector(_doContinue) withObject:nil waitUntilDone:NO];
4724     return nil;
4725 }
4726
4727 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4728     [super webView:view didClearWindowObject:window forFrame:frame];
4729
4730     [window setValue:[[NSDictionary dictionaryWithObjectsAndKeys:
4731         (id) changes_, @"changes",
4732         (id) issues_, @"issues",
4733         (id) sizes_, @"sizes",
4734         self, @"queue",
4735     nil] Cydia$webScriptObjectInContext:window] forKey:@"cydiaConfirm"];
4736 }
4737
4738 - (id) initWithDatabase:(Database *)database {
4739     if ((self = [super init]) != nil) {
4740         database_ = database;
4741
4742         NSMutableArray *installs([NSMutableArray arrayWithCapacity:16]);
4743         NSMutableArray *reinstalls([NSMutableArray arrayWithCapacity:16]);
4744         NSMutableArray *upgrades([NSMutableArray arrayWithCapacity:16]);
4745         NSMutableArray *downgrades([NSMutableArray arrayWithCapacity:16]);
4746         NSMutableArray *removes([NSMutableArray arrayWithCapacity:16]);
4747
4748         bool remove(false);
4749
4750         pkgCacheFile &cache([database_ cache]);
4751         NSArray *packages([database_ packages]);
4752         pkgDepCache::Policy *policy([database_ policy]);
4753
4754         issues_ = [NSMutableArray arrayWithCapacity:4];
4755
4756         for (Package *package in packages) {
4757             pkgCache::PkgIterator iterator([package iterator]);
4758             NSString *name([package id]);
4759
4760             if ([package broken]) {
4761                 NSMutableArray *reasons([NSMutableArray arrayWithCapacity:4]);
4762
4763                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4764                     name, @"package",
4765                     reasons, @"reasons",
4766                 nil]];
4767
4768                 pkgCache::VerIterator ver(cache[iterator].InstVerIter(cache));
4769                 if (ver.end())
4770                     continue;
4771
4772                 for (pkgCache::DepIterator dep(ver.DependsList()); !dep.end(); ) {
4773                     pkgCache::DepIterator start;
4774                     pkgCache::DepIterator end;
4775                     dep.GlobOr(start, end); // ++dep
4776
4777                     if (!cache->IsImportantDep(end))
4778                         continue;
4779                     if ((cache[end] & pkgDepCache::DepGInstall) != 0)
4780                         continue;
4781
4782                     NSMutableArray *clauses([NSMutableArray arrayWithCapacity:4]);
4783
4784                     [reasons addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4785                         [NSString stringWithUTF8String:start.DepType()], @"relationship",
4786                         clauses, @"clauses",
4787                     nil]];
4788
4789                     _forever {
4790                         NSString *reason, *installed((NSString *) [WebUndefined undefined]);
4791
4792                         pkgCache::PkgIterator target(start.TargetPkg());
4793                         if (target->ProvidesList != 0)
4794                             reason = @"missing";
4795                         else {
4796                             pkgCache::VerIterator ver(cache[target].InstVerIter(cache));
4797                             if (!ver.end()) {
4798                                 reason = @"installed";
4799                                 installed = [NSString stringWithUTF8String:ver.VerStr()];
4800                             } else if (!cache[target].CandidateVerIter(cache).end())
4801                                 reason = @"uninstalled";
4802                             else if (target->ProvidesList == 0)
4803                                 reason = @"uninstallable";
4804                             else
4805                                 reason = @"virtual";
4806                         }
4807
4808                         NSDictionary *version(start.TargetVer() == 0 ? [NSNull null] : [NSDictionary dictionaryWithObjectsAndKeys:
4809                             [NSString stringWithUTF8String:start.CompType()], @"operator",
4810                             [NSString stringWithUTF8String:start.TargetVer()], @"value",
4811                         nil]);
4812
4813                         [clauses addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4814                             [NSString stringWithUTF8String:start.TargetPkg().Name()], @"package",
4815                             version, @"version",
4816                             reason, @"reason",
4817                             installed, @"installed",
4818                         nil]];
4819
4820                         // yes, seriously. (wtf?)
4821                         if (start == end)
4822                             break;
4823                         ++start;
4824                     }
4825                 }
4826             }
4827
4828             pkgDepCache::StateCache &state(cache[iterator]);
4829
4830             static Pcre special_r("^(firmware$|gsc\\.|cy\\+)");
4831
4832             if (state.NewInstall())
4833                 [installs addObject:name];
4834             // XXX: else if (state.Install())
4835             else if (!state.Delete() && (state.iFlags & pkgDepCache::ReInstall) == pkgDepCache::ReInstall)
4836                 [reinstalls addObject:name];
4837             // XXX: move before previous if
4838             else if (state.Upgrade())
4839                 [upgrades addObject:name];
4840             else if (state.Downgrade())
4841                 [downgrades addObject:name];
4842             else if (!state.Delete())
4843                 // XXX: _assert(state.Keep());
4844                 continue;
4845             else if (special_r(name))
4846                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4847                     [NSNull null], @"package",
4848                     [NSArray arrayWithObjects:
4849                         [NSDictionary dictionaryWithObjectsAndKeys:
4850                             @"Conflicts", @"relationship",
4851                             [NSArray arrayWithObjects:
4852                                 [NSDictionary dictionaryWithObjectsAndKeys:
4853                                     name, @"package",
4854                                     [NSNull null], @"version",
4855                                     @"installed", @"reason",
4856                                 nil],
4857                             nil], @"clauses",
4858                         nil],
4859                     nil], @"reasons",
4860                 nil]];
4861             else {
4862                 if ([package essential])
4863                     remove = true;
4864                 [removes addObject:name];
4865             }
4866
4867             substrate_ |= DepSubstrate(policy->GetCandidateVer(iterator));
4868             substrate_ |= DepSubstrate(iterator.CurrentVer());
4869         }
4870
4871         if (!remove)
4872             essential_ = nil;
4873         else if (Advanced_) {
4874             NSString *parenthetical(UCLocalize("PARENTHETICAL"));
4875
4876             essential_ = [[[UIAlertView alloc]
4877                 initWithTitle:UCLocalize("REMOVING_ESSENTIALS")
4878                 message:UCLocalize("REMOVING_ESSENTIALS_EX")
4879                 delegate:self
4880                 cancelButtonTitle:[NSString stringWithFormat:parenthetical, UCLocalize("CANCEL_OPERATION"), UCLocalize("SAFE")]
4881                 otherButtonTitles:
4882                     [NSString stringWithFormat:parenthetical, UCLocalize("FORCE_REMOVAL"), UCLocalize("UNSAFE")],
4883                 nil
4884             ] autorelease];
4885
4886             [essential_ setContext:@"remove"];
4887         } else {
4888             essential_ = [[[UIAlertView alloc]
4889                 initWithTitle:UCLocalize("UNABLE_TO_COMPLY")
4890                 message:UCLocalize("UNABLE_TO_COMPLY_EX")
4891                 delegate:self
4892                 cancelButtonTitle:UCLocalize("OKAY")
4893                 otherButtonTitles:nil
4894             ] autorelease];
4895
4896             [essential_ setContext:@"unable"];
4897         }
4898
4899         changes_ = [NSDictionary dictionaryWithObjectsAndKeys:
4900             installs, @"installs",
4901             reinstalls, @"reinstalls",
4902             upgrades, @"upgrades",
4903             downgrades, @"downgrades",
4904             removes, @"removes",
4905         nil];
4906
4907         sizes_ = [NSDictionary dictionaryWithObjectsAndKeys:
4908             [NSNumber numberWithInteger:[database_ fetcher].FetchNeeded()], @"downloading",
4909             [NSNumber numberWithInteger:[database_ fetcher].PartialPresent()], @"resuming",
4910         nil];
4911
4912         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/confirm/", UI_]]];
4913     } return self;
4914 }
4915
4916 - (UIBarButtonItem *) leftButton {
4917     return [[[UIBarButtonItem alloc]
4918         initWithTitle:UCLocalize("CANCEL")
4919         style:UIBarButtonItemStylePlain
4920         target:self
4921         action:@selector(cancelButtonClicked)
4922     ] autorelease];
4923 }
4924
4925 #if !AlwaysReload
4926 - (void) applyRightButton {
4927     if ([issues_ count] == 0 && ![self isLoading])
4928         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
4929             initWithTitle:UCLocalize("CONFIRM")
4930             style:UIBarButtonItemStyleDone
4931             target:self
4932             action:@selector(confirmButtonClicked)
4933         ] autorelease]];
4934     else
4935         [[self navigationItem] setRightBarButtonItem:nil];
4936 }
4937 #endif
4938
4939 - (void) cancelButtonClicked {
4940     [self dismissModalViewControllerAnimated:YES];
4941     [delegate_ cancelAndClear:YES];
4942 }
4943
4944 #if !AlwaysReload
4945 - (void) confirmButtonClicked {
4946     if (essential_ != nil)
4947         [essential_ show];
4948     else
4949         [self complete];
4950 }
4951 #endif
4952
4953 @end
4954 /* }}} */
4955
4956 /* Progress Data {{{ */
4957 @interface CydiaProgressData : NSObject {
4958     _transient id delegate_;
4959
4960     bool running_;
4961     float percent_;
4962
4963     float current_;
4964     float total_;
4965     float speed_;
4966
4967     _H<NSMutableArray> events_;
4968     _H<NSString> title_;
4969
4970     _H<NSString> status_;
4971     _H<NSString> finish_;
4972 }
4973
4974 @end
4975
4976 @implementation CydiaProgressData
4977
4978 + (NSArray *) _attributeKeys {
4979     return [NSArray arrayWithObjects:
4980         @"current",
4981         @"events",
4982         @"finish",
4983         @"percent",
4984         @"running",
4985         @"speed",
4986         @"title",
4987         @"total",
4988     nil];
4989 }
4990
4991 - (NSArray *) attributeKeys {
4992     return [[self class] _attributeKeys];
4993 }
4994
4995 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
4996     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
4997 }
4998
4999 - (id) init {
5000     if ((self = [super init]) != nil) {
5001         events_ = [NSMutableArray arrayWithCapacity:32];
5002     } return self;
5003 }
5004
5005 - (void) setDelegate:(id)delegate {
5006     delegate_ = delegate;
5007 }
5008
5009 - (void) setPercent:(float)value {
5010     percent_ = value;
5011 }
5012
5013 - (NSNumber *) percent {
5014     return [NSNumber numberWithFloat:percent_];
5015 }
5016
5017 - (void) setCurrent:(float)value {
5018     current_ = value;
5019 }
5020
5021 - (NSNumber *) current {
5022     return [NSNumber numberWithFloat:current_];
5023 }
5024
5025 - (void) setTotal:(float)value {
5026     total_ = value;
5027 }
5028
5029 - (NSNumber *) total {
5030     return [NSNumber numberWithFloat:total_];
5031 }
5032
5033 - (void) setSpeed:(float)value {
5034     speed_ = value;
5035 }
5036
5037 - (NSNumber *) speed {
5038     return [NSNumber numberWithFloat:speed_];
5039 }
5040
5041 - (NSArray *) events {
5042     return events_;
5043 }
5044
5045 - (void) removeAllEvents {
5046     [events_ removeAllObjects];
5047 }
5048
5049 - (void) addEvent:(CydiaProgressEvent *)event {
5050     [events_ addObject:event];
5051 }
5052
5053 - (void) setTitle:(NSString *)text {
5054     title_ = text;
5055 }
5056
5057 - (NSString *) title {
5058     return title_;
5059 }
5060
5061 - (void) setFinish:(NSString *)text {
5062     finish_ = text;
5063 }
5064
5065 - (NSString *) finish {
5066     return (id) finish_ ?: [NSNull null];
5067 }
5068
5069 - (void) setRunning:(bool)running {
5070     running_ = running;
5071 }
5072
5073 - (NSNumber *) running {
5074     return running_ ? (NSNumber *) kCFBooleanTrue : (NSNumber *) kCFBooleanFalse;
5075 }
5076
5077 @end
5078 /* }}} */
5079 /* Progress Controller {{{ */
5080 @interface ProgressController : CydiaWebViewController <
5081     ProgressDelegate
5082 > {
5083     _transient Database *database_;
5084     _H<CydiaProgressData, 1> progress_;
5085     unsigned cancel_;
5086 }
5087
5088 - (id) initWithDatabase:(Database *)database delegate:(id)delegate;
5089
5090 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title;
5091
5092 - (void) setTitle:(NSString *)title;
5093 - (void) setCancellable:(bool)cancellable;
5094
5095 @end
5096
5097 @implementation ProgressController
5098
5099 - (void) dealloc {
5100     [database_ setProgressDelegate:nil];
5101     [super dealloc];
5102 }
5103
5104 - (UIBarButtonItem *) leftButton {
5105     return cancel_ == 1 ? [[[UIBarButtonItem alloc]
5106         initWithTitle:UCLocalize("CANCEL")
5107         style:UIBarButtonItemStylePlain
5108         target:self
5109         action:@selector(cancel)
5110     ] autorelease] : nil;
5111 }
5112
5113 - (void) updateCancel {
5114     [super applyLeftButton];
5115 }
5116
5117 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
5118     if ((self = [super init]) != nil) {
5119         database_ = database;
5120         delegate_ = delegate;
5121
5122         [database_ setProgressDelegate:self];
5123
5124         progress_ = [[[CydiaProgressData alloc] init] autorelease];
5125         [progress_ setDelegate:self];
5126
5127         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/progress/", UI_]]];
5128
5129         [scroller_ setBackgroundColor:[UIColor blackColor]];
5130
5131         [[self navigationItem] setHidesBackButton:YES];
5132
5133         [self updateCancel];
5134     } return self;
5135 }
5136
5137 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
5138     [super webView:view didClearWindowObject:window forFrame:frame];
5139     [window setValue:progress_ forKey:@"cydiaProgress"];
5140 }
5141
5142 - (void) updateProgress {
5143     [self dispatchEvent:@"CydiaProgressUpdate"];
5144 }
5145
5146 - (void) viewWillAppear:(BOOL)animated {
5147     [[[self navigationController] navigationBar] setBarStyle:UIBarStyleBlack];
5148     [super viewWillAppear:animated];
5149 }
5150
5151 - (void) close {
5152     UpdateExternalStatus(0);
5153
5154     if (Finish_ > 1)
5155         [delegate_ saveState];
5156
5157     switch (Finish_) {
5158         case 0:
5159             [delegate_ returnToCydia];
5160         break;
5161
5162         case 1:
5163             [delegate_ terminateWithSuccess];
5164             /*if ([delegate_ respondsToSelector:@selector(suspendWithAnimation:)])
5165                 [delegate_ suspendWithAnimation:YES];
5166             else
5167                 [delegate_ suspend];*/
5168         break;
5169
5170         case 2:
5171             _trace();
5172             goto reload;
5173
5174         case 3:
5175             _trace();
5176             goto reload;
5177
5178         reload:
5179             system("/usr/bin/sbreload");
5180             _trace();
5181         break;
5182
5183         case 4:
5184             _trace();
5185             if (void (*SBReboot)(mach_port_t) = reinterpret_cast<void (*)(mach_port_t)>(dlsym(RTLD_DEFAULT, "SBReboot")))
5186                 SBReboot(SBSSpringBoardServerPort());
5187             else
5188                 reboot2(RB_AUTOBOOT);
5189         break;
5190     }
5191
5192     [super close];
5193 }
5194
5195 - (void) setTitle:(NSString *)title {
5196     [progress_ setTitle:title];
5197     [self updateProgress];
5198 }
5199
5200 - (UIBarButtonItem *) rightButton {
5201     return [[progress_ running] boolValue] ? [super rightButton] : [[[UIBarButtonItem alloc]
5202         initWithTitle:UCLocalize("CLOSE")
5203         style:UIBarButtonItemStylePlain
5204         target:self
5205         action:@selector(close)
5206     ] autorelease];
5207 }
5208
5209 - (void) uicache {
5210     _trace();
5211     system("su -c /usr/bin/uicache mobile");
5212     _trace();
5213 }
5214
5215 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title {
5216     UpdateExternalStatus(1);
5217
5218     [progress_ setRunning:true];
5219     [self setTitle:title];
5220     // implicit updateProgress
5221
5222     SHA1SumValue notifyconf; {
5223         FileFd file;
5224         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5225             _error->Discard();
5226         else {
5227             MMap mmap(file, MMap::ReadOnly);
5228             SHA1Summation sha1;
5229             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5230             notifyconf = sha1.Result();
5231         }
5232     }
5233
5234     SHA1SumValue springlist; {
5235         FileFd file;
5236         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5237             _error->Discard();
5238         else {
5239             MMap mmap(file, MMap::ReadOnly);
5240             SHA1Summation sha1;
5241             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5242             springlist = sha1.Result();
5243         }
5244     }
5245
5246     if (invocation != nil) {
5247         [invocation yieldToSelector:@selector(invoke)];
5248         [self setTitle:@"COMPLETE"];
5249     }
5250
5251     if (Finish_ < 4) {
5252         FileFd file;
5253         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5254             _error->Discard();
5255         else {
5256             MMap mmap(file, MMap::ReadOnly);
5257             SHA1Summation sha1;
5258             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5259             if (!(notifyconf == sha1.Result()))
5260                 Finish_ = 4;
5261         }
5262     }
5263
5264     if (Finish_ < 3) {
5265         FileFd file;
5266         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5267             _error->Discard();
5268         else {
5269             MMap mmap(file, MMap::ReadOnly);
5270             SHA1Summation sha1;
5271             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5272             if (!(springlist == sha1.Result()))
5273                 Finish_ = 3;
5274         }
5275     }
5276
5277     if (Finish_ < 2) {
5278         if (RestartSubstrate_)
5279             Finish_ = 2;
5280     }
5281
5282     RestartSubstrate_ = false;
5283
5284     switch (Finish_) {
5285         case 0: [progress_ setFinish:UCLocalize("RETURN_TO_CYDIA")]; break; /* XXX: Maybe UCLocalize("DONE")? */
5286         case 1: [progress_ setFinish:UCLocalize("CLOSE_CYDIA")]; break;
5287         case 2: [progress_ setFinish:UCLocalize("RESTART_SPRINGBOARD")]; break;
5288         case 3: [progress_ setFinish:UCLocalize("RELOAD_SPRINGBOARD")]; break;
5289         case 4: [progress_ setFinish:UCLocalize("REBOOT_DEVICE")]; break;
5290     }
5291
5292     UIProgressHUD *hud([delegate_ addProgressHUD]);
5293     [hud setText:UCLocalize("LOADING")];
5294     [self yieldToSelector:@selector(uicache)];
5295     [delegate_ removeProgressHUD:hud];
5296
5297     UpdateExternalStatus(Finish_ == 0 ? 0 : 2);
5298
5299     [progress_ setRunning:false];
5300     [self updateProgress];
5301
5302     [self applyRightButton];
5303 }
5304
5305 - (void) addProgressEvent:(CydiaProgressEvent *)event {
5306     [progress_ addEvent:event];
5307     [self updateProgress];
5308 }
5309
5310 - (bool) isProgressCancelled {
5311     return cancel_ == 2;
5312 }
5313
5314 - (void) cancel {
5315     cancel_ = 2;
5316     [self updateCancel];
5317 }
5318
5319 - (void) setCancellable:(bool)cancellable {
5320     unsigned cancel(cancel_);
5321
5322     if (!cancellable)
5323         cancel_ = 0;
5324     else if (cancel_ == 0)
5325         cancel_ = 1;
5326
5327     if (cancel != cancel_)
5328         [self updateCancel];
5329 }
5330
5331 - (void) setProgressCancellable:(NSNumber *)cancellable {
5332     [self setCancellable:[cancellable boolValue]];
5333 }
5334
5335 - (void) setProgressPercent:(NSNumber *)percent {
5336     [progress_ setPercent:[percent floatValue]];
5337     [self updateProgress];
5338 }
5339
5340 - (void) setProgressStatus:(NSDictionary *)status {
5341     if (status == nil) {
5342         [progress_ setCurrent:0];
5343         [progress_ setTotal:0];
5344         [progress_ setSpeed:0];
5345     } else {
5346         [progress_ setPercent:[[status objectForKey:@"Percent"] floatValue]];
5347
5348         [progress_ setCurrent:[[status objectForKey:@"Current"] floatValue]];
5349         [progress_ setTotal:[[status objectForKey:@"Total"] floatValue]];
5350         [progress_ setSpeed:[[status objectForKey:@"Speed"] floatValue]];
5351     }
5352
5353     [self updateProgress];
5354 }
5355
5356 @end
5357 /* }}} */
5358
5359 /* Package Cell {{{ */
5360 @interface PackageCell : CyteTableViewCell <
5361     CyteTableViewCellDelegate
5362 > {
5363     _H<UIImage> icon_;
5364     _H<NSString> name_;
5365     _H<NSString> description_;
5366     bool commercial_;
5367     _H<NSString> source_;
5368     _H<UIImage> badge_;
5369     _H<UIImage> placard_;
5370     bool summarized_;
5371 }
5372
5373 - (PackageCell *) init;
5374 - (void) setPackage:(Package *)package asSummary:(bool)summary;
5375
5376 - (void) drawContentRect:(CGRect)rect;
5377
5378 @end
5379
5380 @implementation PackageCell
5381
5382 - (PackageCell *) init {
5383     CGRect frame(CGRectMake(0, 0, 320, 74));
5384     if ((self = [super initWithFrame:frame reuseIdentifier:@"Package"]) != nil) {
5385         UIView *content([self contentView]);
5386         CGRect bounds([content bounds]);
5387
5388         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
5389         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5390         [content addSubview:content_];
5391
5392         [content_ setDelegate:self];
5393         [content_ setOpaque:YES];
5394     } return self;
5395 }
5396
5397 - (NSString *) accessibilityLabel {
5398     return [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), (id) name_, (id) description_];
5399 }
5400
5401 - (void) setPackage:(Package *)package asSummary:(bool)summary {
5402     summarized_ = summary;
5403
5404     icon_ = nil;
5405     name_ = nil;
5406     description_ = nil;
5407     source_ = nil;
5408     badge_ = nil;
5409     placard_ = nil;
5410
5411     if (package == nil)
5412         [content_ setBackgroundColor:[UIColor whiteColor]];
5413     else {
5414         [package parse];
5415
5416         Source *source = [package source];
5417
5418         icon_ = [package icon];
5419
5420         if (NSString *name = [package name])
5421             name_ = [NSString stringWithString:name];
5422
5423         NSString *description(nil);
5424
5425         if (description == nil && IsWildcat_)
5426             description = [package longDescription];
5427         if (description == nil)
5428             description = [package shortDescription];
5429
5430         if (description != nil)
5431             description_ = [NSString stringWithString:description];
5432
5433         commercial_ = [package isCommercial];
5434
5435         NSString *label = nil;
5436         bool trusted = false;
5437
5438         if (source != nil) {
5439             label = [source label];
5440             trusted = [source trusted];
5441         } else if ([[package id] isEqualToString:@"firmware"])
5442             label = UCLocalize("APPLE");
5443         else
5444             label = [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("UNKNOWN"), UCLocalize("LOCAL")];
5445
5446         NSString *from(label);
5447
5448         NSString *section = [package simpleSection];
5449         if (section != nil && ![section isEqualToString:label]) {
5450             section = [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
5451             from = [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), from, section];
5452         }
5453
5454         source_ = [NSString stringWithFormat:UCLocalize("FROM"), from];
5455
5456         if (NSString *purpose = [package primaryPurpose])
5457             badge_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Purposes/%@.png", App_, purpose]];
5458
5459         UIColor *color;
5460         NSString *placard;
5461
5462         if (NSString *mode = [package mode]) {
5463             if ([mode isEqualToString:@"REMOVE"] || [mode isEqualToString:@"PURGE"]) {
5464                 color = RemovingColor_;
5465                 //placard = @"removing";
5466             } else {
5467                 color = InstallingColor_;
5468                 //placard = @"installing";
5469             }
5470
5471             // XXX: the removing/installing placards are not @2x
5472             placard = nil;
5473         } else {
5474             color = [UIColor whiteColor];
5475
5476             if ([package installed] != nil)
5477                 placard = @"installed";
5478             else
5479                 placard = nil;
5480         }
5481
5482         [content_ setBackgroundColor:color];
5483
5484         if (placard != nil)
5485             placard_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/%@.png", App_, placard]];
5486     }
5487
5488     [self setNeedsDisplay];
5489     [content_ setNeedsDisplay];
5490 }
5491
5492 - (void) drawSummaryContentRect:(CGRect)rect {
5493     bool highlighted(highlighted_);
5494     float width([self bounds].size.width);
5495
5496     if (icon_ != nil) {
5497         CGRect rect;
5498         rect.size = [(UIImage *) icon_ size];
5499
5500         while (rect.size.width > 16 || rect.size.height > 16) {
5501             rect.size.width /= 2;
5502             rect.size.height /= 2;
5503         }
5504
5505         rect.origin.x = 18 - rect.size.width / 2;
5506         rect.origin.y = 18 - rect.size.height / 2;
5507
5508         [icon_ drawInRect:rect];
5509     }
5510
5511     if (badge_ != nil) {
5512         CGRect rect;
5513         rect.size = [(UIImage *) badge_ size];
5514
5515         rect.size.width /= 4;
5516         rect.size.height /= 4;
5517
5518         rect.origin.x = 23 - rect.size.width / 2;
5519         rect.origin.y = 23 - rect.size.height / 2;
5520
5521         [badge_ drawInRect:rect];
5522     }
5523
5524     if (highlighted)
5525         UISetColor(White_);
5526
5527     if (!highlighted)
5528         UISetColor(commercial_ ? Purple_ : Black_);
5529     [name_ drawAtPoint:CGPointMake(36, 8) forWidth:(width - (placard_ == nil ? 68 : 94)) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5530
5531     if (placard_ != nil)
5532         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
5533 }
5534
5535 - (void) drawNormalContentRect:(CGRect)rect {
5536     bool highlighted(highlighted_);
5537     float width([self bounds].size.width);
5538
5539     if (icon_ != nil) {
5540         CGRect rect;
5541         rect.size = [(UIImage *) icon_ size];
5542
5543         while (rect.size.width > 32 || rect.size.height > 32) {
5544             rect.size.width /= 2;
5545             rect.size.height /= 2;
5546         }
5547
5548         rect.origin.x = 25 - rect.size.width / 2;
5549         rect.origin.y = 25 - rect.size.height / 2;
5550
5551         [icon_ drawInRect:rect];
5552     }
5553
5554     if (badge_ != nil) {
5555         CGRect rect;
5556         rect.size = [(UIImage *) badge_ size];
5557
5558         rect.size.width /= 2;
5559         rect.size.height /= 2;
5560
5561         rect.origin.x = 36 - rect.size.width / 2;
5562         rect.origin.y = 36 - rect.size.height / 2;
5563
5564         [badge_ drawInRect:rect];
5565     }
5566
5567     if (highlighted)
5568         UISetColor(White_);
5569
5570     if (!highlighted)
5571         UISetColor(commercial_ ? Purple_ : Black_);
5572     [name_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - (placard_ == nil ? 80 : 106)) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5573     [source_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
5574
5575     if (!highlighted)
5576         UISetColor(commercial_ ? Purplish_ : Gray_);
5577     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:(width - 46) withFont:Font14_ lineBreakMode:UILineBreakModeTailTruncation];
5578
5579     if (placard_ != nil)
5580         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
5581 }
5582
5583 - (void) drawContentRect:(CGRect)rect {
5584     if (summarized_)
5585         [self drawSummaryContentRect:rect];
5586     else
5587         [self drawNormalContentRect:rect];
5588 }
5589
5590 @end
5591 /* }}} */
5592 /* Section Cell {{{ */
5593 @interface SectionCell : CyteTableViewCell <
5594     CyteTableViewCellDelegate
5595 > {
5596     _H<NSString> basic_;
5597     _H<NSString> section_;
5598     _H<NSString> name_;
5599     _H<NSString> count_;
5600     _H<UIImage> icon_;
5601     _H<UISwitch> switch_;
5602     BOOL editing_;
5603 }
5604
5605 - (void) setSection:(Section *)section editing:(BOOL)editing;
5606
5607 @end
5608
5609 @implementation SectionCell
5610
5611 - (id) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
5612     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
5613         icon_ = [UIImage applicationImageNamed:@"folder.png"];
5614         switch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(218, 9, 60, 25)] autorelease];
5615         [switch_ addTarget:self action:@selector(onSwitch:) forEvents:UIControlEventValueChanged];
5616
5617         UIView *content([self contentView]);
5618         CGRect bounds([content bounds]);
5619
5620         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
5621         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5622         [content addSubview:content_];
5623         [content_ setBackgroundColor:[UIColor whiteColor]];
5624
5625         [content_ setDelegate:self];
5626     } return self;
5627 }
5628
5629 - (void) onSwitch:(id)sender {
5630     NSMutableDictionary *metadata([Sections_ objectForKey:basic_]);
5631     if (metadata == nil) {
5632         metadata = [NSMutableDictionary dictionaryWithCapacity:2];
5633         [Sections_ setObject:metadata forKey:basic_];
5634     }
5635
5636     [metadata setObject:[NSNumber numberWithBool:([switch_ isOn] == NO)] forKey:@"Hidden"];
5637     Changed_ = true;
5638 }
5639
5640 - (void) setSection:(Section *)section editing:(BOOL)editing {
5641     if (editing != editing_) {
5642         if (editing_)
5643             [switch_ removeFromSuperview];
5644         else
5645             [self addSubview:switch_];
5646         editing_ = editing;
5647     }
5648
5649     basic_ = nil;
5650     section_ = nil;
5651     name_ = nil;
5652     count_ = nil;
5653
5654     if (section == nil) {
5655         name_ = UCLocalize("ALL_PACKAGES");
5656         count_ = nil;
5657     } else {
5658         basic_ = [section name];
5659         section_ = [section localized];
5660
5661         name_  = section_ == nil || [section_ length] == 0 ? UCLocalize("NO_SECTION") : (NSString *) section_;
5662         count_ = [NSString stringWithFormat:@"%d", [section count]];
5663
5664         if (editing_)
5665             [switch_ setOn:(isSectionVisible(basic_) ? 1 : 0) animated:NO];
5666     }
5667
5668     [self setAccessoryType:editing ? UITableViewCellAccessoryNone : UITableViewCellAccessoryDisclosureIndicator];
5669     [self setSelectionStyle:editing ? UITableViewCellSelectionStyleNone : UITableViewCellSelectionStyleBlue];
5670
5671     [content_ setNeedsDisplay];
5672 }
5673
5674 - (void) setFrame:(CGRect)frame {
5675     [super setFrame:frame];
5676
5677     CGRect rect([switch_ frame]);
5678     [switch_ setFrame:CGRectMake(frame.size.width - 102, 9, rect.size.width, rect.size.height)];
5679 }
5680
5681 - (NSString *) accessibilityLabel {
5682     return name_;
5683 }
5684
5685 - (void) drawContentRect:(CGRect)rect {
5686     bool highlighted(highlighted_ && !editing_);
5687
5688     [icon_ drawInRect:CGRectMake(8, 7, 32, 32)];
5689
5690     if (highlighted)
5691         UISetColor(White_);
5692
5693     float width(rect.size.width);
5694     if (editing_)
5695         width -= 87;
5696
5697     if (!highlighted)
5698         UISetColor(Black_);
5699     [name_ drawAtPoint:CGPointMake(48, 9) forWidth:(width - 70) withFont:Font22Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5700
5701     CGSize size = [count_ sizeWithFont:Font14_];
5702
5703     UISetColor(White_);
5704     if (count_ != nil)
5705         [count_ drawAtPoint:CGPointMake(13 + (29 - size.width) / 2, 16) withFont:Font12Bold_];
5706 }
5707
5708 @end
5709 /* }}} */
5710
5711 /* File Table {{{ */
5712 @interface FileTable : CyteViewController <
5713     UITableViewDataSource,
5714     UITableViewDelegate
5715 > {
5716     _transient Database *database_;
5717     _H<Package> package_;
5718     _H<NSString> name_;
5719     _H<NSMutableArray> files_;
5720     _H<UITableView, 2> list_;
5721 }
5722
5723 - (id) initWithDatabase:(Database *)database;
5724 - (void) setPackage:(Package *)package;
5725
5726 @end
5727
5728 @implementation FileTable
5729
5730 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
5731     return files_ == nil ? 0 : [files_ count];
5732 }
5733
5734 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
5735     return 24.0f;
5736 }*/
5737
5738 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
5739     static NSString *reuseIdentifier = @"Cell";
5740
5741     UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
5742     if (cell == nil) {
5743         cell = [[[UITableViewCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
5744         [cell setFont:[UIFont systemFontOfSize:16]];
5745     }
5746     [cell setText:[files_ objectAtIndex:indexPath.row]];
5747     [cell setSelectionStyle:UITableViewCellSelectionStyleNone];
5748
5749     return cell;
5750 }
5751
5752 - (NSURL *) navigationURL {
5753     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/files", [package_ id]]];
5754 }
5755
5756 - (void) loadView {
5757     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
5758
5759     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds]] autorelease];
5760     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5761     [list_ setRowHeight:24.0f];
5762     [(UITableView *) list_ setDataSource:self];
5763     [list_ setDelegate:self];
5764     [[self view] addSubview:list_];
5765 }
5766
5767 - (void) viewDidLoad {
5768     [super viewDidLoad];
5769
5770     [[self navigationItem] setTitle:UCLocalize("INSTALLED_FILES")];
5771 }
5772
5773 - (void) releaseSubviews {
5774     list_ = nil;
5775
5776     package_ = nil;
5777     files_ = nil;
5778
5779     [super releaseSubviews];
5780 }
5781
5782 - (id) initWithDatabase:(Database *)database {
5783     if ((self = [super init]) != nil) {
5784         database_ = database;
5785     } return self;
5786 }
5787
5788 - (void) setPackage:(Package *)package {
5789     package_ = nil;
5790     name_ = nil;
5791
5792     files_ = [NSMutableArray arrayWithCapacity:32];
5793
5794     if (package != nil) {
5795         package_ = package;
5796         name_ = [package id];
5797
5798         if (NSArray *files = [package files])
5799             [files_ addObjectsFromArray:files];
5800
5801         if ([files_ count] != 0) {
5802             if ([[files_ objectAtIndex:0] isEqualToString:@"/."])
5803                 [files_ removeObjectAtIndex:0];
5804             [files_ sortUsingSelector:@selector(compareByPath:)];
5805
5806             NSMutableArray *stack = [NSMutableArray arrayWithCapacity:8];
5807             [stack addObject:@"/"];
5808
5809             for (int i(0), e([files_ count]); i != e; ++i) {
5810                 NSString *file = [files_ objectAtIndex:i];
5811                 while (![file hasPrefix:[stack lastObject]])
5812                     [stack removeLastObject];
5813                 NSString *directory = [stack lastObject];
5814                 [stack addObject:[file stringByAppendingString:@"/"]];
5815                 [files_ replaceObjectAtIndex:i withObject:[NSString stringWithFormat:@"%*s%@",
5816                     ([stack count] - 2) * 3, "",
5817                     [file substringFromIndex:[directory length]]
5818                 ]];
5819             }
5820         }
5821     }
5822
5823     [list_ reloadData];
5824 }
5825
5826 - (void) reloadData {
5827     [super reloadData];
5828
5829     [self setPackage:[database_ packageWithName:name_]];
5830 }
5831
5832 @end
5833 /* }}} */
5834 /* Package Controller {{{ */
5835 @interface CYPackageController : CydiaWebViewController <
5836     UIActionSheetDelegate
5837 > {
5838     _transient Database *database_;
5839     _H<Package> package_;
5840     _H<NSString> name_;
5841     bool commercial_;
5842     _H<NSMutableArray> buttons_;
5843     _H<UIBarButtonItem> button_;
5844 }
5845
5846 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name;
5847
5848 @end
5849
5850 @implementation CYPackageController
5851
5852 - (NSURL *) navigationURL {
5853     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@", (id) name_]];
5854 }
5855
5856 /* XXX: this is not safe at all... localization of /fail/ */
5857 - (void) _clickButtonWithName:(NSString *)name {
5858     if ([name isEqualToString:UCLocalize("CLEAR")])
5859         [delegate_ clearPackage:package_];
5860     else if ([name isEqualToString:UCLocalize("INSTALL")])
5861         [delegate_ installPackage:package_];
5862     else if ([name isEqualToString:UCLocalize("REINSTALL")])
5863         [delegate_ installPackage:package_];
5864     else if ([name isEqualToString:UCLocalize("REMOVE")])
5865         [delegate_ removePackage:package_];
5866     else if ([name isEqualToString:UCLocalize("UPGRADE")])
5867         [delegate_ installPackage:package_];
5868     else _assert(false);
5869 }
5870
5871 - (void) actionSheet:(UIActionSheet *)sheet clickedButtonAtIndex:(NSInteger)button {
5872     NSString *context([sheet context]);
5873
5874     if ([context isEqualToString:@"modify"]) {
5875         if (button != [sheet cancelButtonIndex]) {
5876             NSString *buttonName = [buttons_ objectAtIndex:button];
5877             [self _clickButtonWithName:buttonName];
5878         }
5879
5880         [sheet dismissWithClickedButtonIndex:-1 animated:YES];
5881     }
5882 }
5883
5884 - (bool) _allowJavaScriptPanel {
5885     return commercial_;
5886 }
5887
5888 #if !AlwaysReload
5889 - (void) _customButtonClicked {
5890     int count([buttons_ count]);
5891     if (count == 0)
5892         return;
5893
5894     if (count == 1)
5895         [self _clickButtonWithName:[buttons_ objectAtIndex:0]];
5896     else {
5897         NSMutableArray *buttons = [NSMutableArray arrayWithCapacity:count];
5898         [buttons addObjectsFromArray:buttons_];
5899
5900         UIActionSheet *sheet = [[[UIActionSheet alloc]
5901             initWithTitle:nil
5902             delegate:self
5903             cancelButtonTitle:nil
5904             destructiveButtonTitle:nil
5905             otherButtonTitles:nil
5906         ] autorelease];
5907
5908         for (NSString *button in buttons) [sheet addButtonWithTitle:button];
5909         if (!IsWildcat_) {
5910            [sheet addButtonWithTitle:UCLocalize("CANCEL")];
5911            [sheet setCancelButtonIndex:[sheet numberOfButtons] - 1];
5912         }
5913         [sheet setContext:@"modify"];
5914
5915         [delegate_ showActionSheet:sheet fromItem:[[self navigationItem] rightBarButtonItem]];
5916     }
5917 }
5918
5919 // We don't want to allow non-commercial packages to do custom things to the install button,
5920 // so it must call customButtonClicked with a custom commercial_ == 1 fallthrough.
5921 - (void) customButtonClicked {
5922     if (commercial_)
5923         [super customButtonClicked];
5924     else
5925         [self _customButtonClicked];
5926 }
5927
5928 - (void) reloadButtonClicked {
5929     // Don't reload a commerical package by tapping the loading button,
5930     // but if it's not an Install button, we should forward it on.
5931     if (![package_ uninstalled])
5932         [self _customButtonClicked];
5933 }
5934
5935 - (void) applyLoadingTitle {
5936     // Don't show "Loading" as the title. Ever.
5937 }
5938
5939 - (UIBarButtonItem *) rightButton {
5940     return button_;
5941 }
5942 #endif
5943
5944 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name {
5945     if ((self = [super init]) != nil) {
5946         database_ = database;
5947         buttons_ = [NSMutableArray arrayWithCapacity:4];
5948         name_ = name == nil ? @"" : [NSString stringWithString:name];
5949         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/package/%@", UI_, (id) name_]]];
5950     } return self;
5951 }
5952
5953 - (void) reloadData {
5954     [super reloadData];
5955
5956     package_ = [database_ packageWithName:name_];
5957
5958     [buttons_ removeAllObjects];
5959
5960     if (package_ != nil) {
5961         [(Package *) package_ parse];
5962
5963         commercial_ = [package_ isCommercial];
5964
5965         if ([package_ mode] != nil)
5966             [buttons_ addObject:UCLocalize("CLEAR")];
5967         if ([package_ source] == nil);
5968         else if ([package_ upgradableAndEssential:NO])
5969             [buttons_ addObject:UCLocalize("UPGRADE")];
5970         else if ([package_ uninstalled])
5971             [buttons_ addObject:UCLocalize("INSTALL")];
5972         else
5973             [buttons_ addObject:UCLocalize("REINSTALL")];
5974         if (![package_ uninstalled])
5975             [buttons_ addObject:UCLocalize("REMOVE")];
5976     }
5977
5978     NSString *title;
5979     switch ([buttons_ count]) {
5980         case 0: title = nil; break;
5981         case 1: title = [buttons_ objectAtIndex:0]; break;
5982         default: title = UCLocalize("MODIFY"); break;
5983     }
5984
5985     button_ = [[[UIBarButtonItem alloc]
5986         initWithTitle:title
5987         style:UIBarButtonItemStylePlain
5988         target:self
5989         action:@selector(customButtonClicked)
5990     ] autorelease];
5991 }
5992
5993 - (bool) isLoading {
5994     return commercial_ ? [super isLoading] : false;
5995 }
5996
5997 @end
5998 /* }}} */
5999
6000 /* Package List Controller {{{ */
6001 @interface PackageListController : CyteViewController <
6002     UITableViewDataSource,
6003     UITableViewDelegate
6004 > {
6005     _transient Database *database_;
6006     unsigned era_;
6007     _H<NSArray> packages_;
6008     _H<NSMutableArray> sections_;
6009     _H<UITableView, 2> list_;
6010     _H<NSMutableArray> index_;
6011     _H<NSMutableDictionary> indices_;
6012     _H<NSString> title_;
6013     unsigned reloading_;
6014 }
6015
6016 - (id) initWithDatabase:(Database *)database title:(NSString *)title;
6017 - (void) setDelegate:(id)delegate;
6018 - (void) resetCursor;
6019 - (void) clearData;
6020
6021 @end
6022
6023 @implementation PackageListController
6024
6025 - (bool) isSummarized {
6026     return false;
6027 }
6028
6029 - (bool) showsSections {
6030     return true;
6031 }
6032
6033 - (void) deselectWithAnimation:(BOOL)animated {
6034     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
6035 }
6036
6037 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration curve:(UIViewAnimationCurve)curve {
6038     CGRect base = [[self view] bounds];
6039     base.size.height -= bounds.size.height;
6040     base.origin = [list_ frame].origin;
6041
6042     [UIView beginAnimations:nil context:NULL];
6043     [UIView setAnimationBeginsFromCurrentState:YES];
6044     [UIView setAnimationCurve:curve];
6045     [UIView setAnimationDuration:duration];
6046     [list_ setFrame:base];
6047     [UIView commitAnimations];
6048 }
6049
6050 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration {
6051     [self resizeForKeyboardBounds:bounds duration:duration curve:UIViewAnimationCurveLinear];
6052 }
6053
6054 - (void) resizeForKeyboardBounds:(CGRect)bounds {
6055     [self resizeForKeyboardBounds:bounds duration:0];
6056 }
6057
6058 - (void) getKeyboardCurve:(UIViewAnimationCurve *)curve duration:(NSTimeInterval *)duration forNotification:(NSNotification *)notification {
6059     if (&UIKeyboardAnimationCurveUserInfoKey == NULL)
6060         *curve = UIViewAnimationCurveEaseInOut;
6061     else
6062         [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:curve];
6063
6064     if (&UIKeyboardAnimationDurationUserInfoKey == NULL)
6065         *duration = 0.3;
6066     else
6067         [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:duration];
6068 }
6069
6070 - (void) keyboardWillShow:(NSNotification *)notification {
6071     CGRect bounds;
6072     CGPoint center;
6073     [[[notification userInfo] objectForKey:UIKeyboardBoundsUserInfoKey] getValue:&bounds];
6074     [[[notification userInfo] objectForKey:UIKeyboardCenterEndUserInfoKey] getValue:&center];
6075
6076     NSTimeInterval duration;
6077     UIViewAnimationCurve curve;
6078     [self getKeyboardCurve:&curve duration:&duration forNotification:notification];
6079
6080     CGRect kbframe = CGRectMake(round(center.x - bounds.size.width / 2.0), round(center.y - bounds.size.height / 2.0), bounds.size.width, bounds.size.height);
6081     UIViewController *base = self;
6082     while ([base parentViewController] != nil)
6083         base = [base parentViewController];
6084     CGRect viewframe = [[base view] convertRect:[list_ frame] fromView:[list_ superview]];
6085     CGRect intersection = CGRectIntersection(viewframe, kbframe);
6086
6087     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
6088         intersection.size.height += CYStatusBarHeight();
6089
6090     [self resizeForKeyboardBounds:intersection duration:duration curve:curve];
6091 }
6092
6093 - (void) keyboardWillHide:(NSNotification *)notification {
6094     NSTimeInterval duration;
6095     UIViewAnimationCurve curve;
6096     [self getKeyboardCurve:&curve duration:&duration forNotification:notification];
6097
6098     [self resizeForKeyboardBounds:CGRectZero duration:duration curve:curve];
6099 }
6100
6101 - (void) viewWillAppear:(BOOL)animated {
6102     [super viewWillAppear:animated];
6103
6104     [self resizeForKeyboardBounds:CGRectZero];
6105     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillShow:) name:UIKeyboardWillShowNotification object:nil];
6106     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillHide:) name:UIKeyboardWillHideNotification object:nil];
6107 }
6108
6109 - (void) viewWillDisappear:(BOOL)animated {
6110     [super viewWillDisappear:animated];
6111
6112     [self resizeForKeyboardBounds:CGRectZero];
6113     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillShowNotification object:nil];
6114     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillHideNotification object:nil];
6115 }
6116
6117 - (void) viewDidAppear:(BOOL)animated {
6118     [super viewDidAppear:animated];
6119     [self deselectWithAnimation:animated];
6120 }
6121
6122 - (void) didSelectPackage:(Package *)package {
6123     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id]] autorelease]);
6124     [view setDelegate:delegate_];
6125     [[self navigationController] pushViewController:view animated:YES];
6126 }
6127
6128 #if TryIndexedCollation
6129 + (BOOL) hasIndexedCollation {
6130     return NO; // XXX: objc_getClass("UILocalizedIndexedCollation") != nil;
6131 }
6132 #endif
6133
6134 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
6135     NSInteger count([sections_ count]);
6136     return count == 0 ? 1 : count;
6137 }
6138
6139 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
6140     if ([sections_ count] == 0 || [[sections_ objectAtIndex:section] count] == 0)
6141         return nil;
6142     return [[sections_ objectAtIndex:section] name];
6143 }
6144
6145 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
6146     if ([sections_ count] == 0)
6147         return 0;
6148     return [[sections_ objectAtIndex:section] count];
6149 }
6150
6151 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
6152 @synchronized (database_) {
6153     if ([database_ era] != era_)
6154         return nil;
6155
6156     Section *section([sections_ objectAtIndex:[path section]]);
6157     NSInteger row([path row]);
6158     Package *package([packages_ objectAtIndex:([section row] + row)]);
6159     return [[package retain] autorelease];
6160 } }
6161
6162 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
6163     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
6164     if (cell == nil)
6165         cell = [[[PackageCell alloc] init] autorelease];
6166
6167     Package *package([database_ packageWithName:[[self packageAtIndexPath:path] id]]);
6168     [cell setPackage:package asSummary:[self isSummarized]];
6169     return cell;
6170 }
6171
6172 - (void) tableView:(UITableView *)table didSelectRowAtIndexPath:(NSIndexPath *)path {
6173     Package *package([self packageAtIndexPath:path]);
6174     package = [database_ packageWithName:[package id]];
6175     [self didSelectPackage:package];
6176 }
6177
6178 - (NSArray *) sectionIndexTitlesForTableView:(UITableView *)tableView {
6179     if (![self showsSections])
6180         return nil;
6181
6182     return index_;
6183 }
6184
6185 - (NSInteger) tableView:(UITableView *)tableView sectionForSectionIndexTitle:(NSString *)title atIndex:(NSInteger)index {
6186 #if TryIndexedCollation
6187     if ([[self class] hasIndexedCollation]) {
6188         return [[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionForSectionIndexTitleAtIndex:index];
6189     }
6190 #endif
6191
6192     return index;
6193 }
6194
6195 - (void) updateHeight {
6196     [list_ setRowHeight:([self isSummarized] ? 38 : 73)];
6197 }
6198
6199 - (id) initWithDatabase:(Database *)database title:(NSString *)title {
6200     if ((self = [super init]) != nil) {
6201         database_ = database;
6202         title_ = [title copy];
6203         [[self navigationItem] setTitle:title_];
6204     } return self;
6205 }
6206
6207 - (void) loadView {
6208     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
6209
6210     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain] autorelease];
6211     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6212     [[self view] addSubview:list_];
6213
6214     // XXX: is 20 the most optimal number here?
6215     [list_ setSectionIndexMinimumDisplayRowCount:20];
6216
6217     [(UITableView *) list_ setDataSource:self];
6218     [list_ setDelegate:self];
6219
6220     [self updateHeight];
6221 }
6222
6223 - (void) releaseSubviews {
6224     list_ = nil;
6225
6226     packages_ = nil;
6227     sections_ = nil;
6228     index_ = nil;
6229     indices_ = nil;
6230
6231     [super releaseSubviews];
6232 }
6233
6234 - (void) setDelegate:(id)delegate {
6235     delegate_ = delegate;
6236 }
6237
6238 - (bool) shouldYield {
6239     return false;
6240 }
6241
6242 - (bool) shouldBlock {
6243     return false;
6244 }
6245
6246 - (NSMutableArray *) _reloadPackages {
6247 @synchronized (database_) {
6248     era_ = [database_ era];
6249     NSArray *packages([database_ packages]);
6250
6251     return [NSMutableArray arrayWithArray:packages];
6252 } }
6253
6254 - (void) _reloadData {
6255     if (reloading_ != 0) {
6256         reloading_ = 2;
6257         return;
6258     }
6259
6260     NSArray *packages;
6261
6262     if ([self shouldYield]) {
6263         do {
6264             UIProgressHUD *hud;
6265
6266             if (![self shouldBlock])
6267                 hud = nil;
6268             else {
6269                 hud = [delegate_ addProgressHUD];
6270                 [hud setText:UCLocalize("LOADING")];
6271             }
6272
6273             reloading_ = 1;
6274             packages = [self yieldToSelector:@selector(_reloadPackages)];
6275
6276             if (hud != nil)
6277                 [delegate_ removeProgressHUD:hud];
6278         } while (reloading_ == 2);
6279
6280         reloading_ = 0;
6281     } else {
6282         packages = [self _reloadPackages];
6283     }
6284
6285     packages_ = packages;
6286
6287     indices_ = [NSMutableDictionary dictionaryWithCapacity:32];
6288     sections_ = [NSMutableArray arrayWithCapacity:16];
6289
6290     Section *section = nil;
6291
6292 #if TryIndexedCollation
6293     if ([[self class] hasIndexedCollation]) {
6294         index_ = [[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionIndexTitles];
6295
6296         id collation = [objc_getClass("UILocalizedIndexedCollation") currentCollation];
6297         NSArray *titles = [collation sectionIndexTitles];
6298         int secidx = -1;
6299
6300         _profile(PackageTable$reloadData$Section)
6301             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6302                 Package *package;
6303                 int index;
6304
6305                 _profile(PackageTable$reloadData$Section$Package)
6306                     package = [packages_ objectAtIndex:offset];
6307                     index = [collation sectionForObject:package collationStringSelector:@selector(name)];
6308                 _end
6309
6310                 while (secidx < index) {
6311                     secidx += 1;
6312
6313                     _profile(PackageTable$reloadData$Section$Allocate)
6314                         section = [[[Section alloc] initWithName:[titles objectAtIndex:secidx] row:offset localize:NO] autorelease];
6315                     _end
6316
6317                     _profile(PackageTable$reloadData$Section$Add)
6318                         [sections_ addObject:section];
6319                     _end
6320                 }
6321
6322                 [section addToCount];
6323             }
6324         _end
6325     } else
6326 #endif
6327     {
6328         index_ = [NSMutableArray arrayWithCapacity:32];
6329
6330         bool sectioned([self showsSections]);
6331         if (!sectioned) {
6332             section = [[[Section alloc] initWithName:nil localize:false] autorelease];
6333             [sections_ addObject:section];
6334         }
6335
6336         _profile(PackageTable$reloadData$Section)
6337             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6338                 Package *package;
6339                 unichar index;
6340
6341                 _profile(PackageTable$reloadData$Section$Package)
6342                     package = [packages_ objectAtIndex:offset];
6343                     index = [package index];
6344                 _end
6345
6346                 if (sectioned && (section == nil || [section index] != index)) {
6347                     _profile(PackageTable$reloadData$Section$Allocate)
6348                         section = [[[Section alloc] initWithIndex:index row:offset] autorelease];
6349                     _end
6350
6351                     [index_ addObject:[section name]];
6352                     //[indices_ setObject:[NSNumber numberForInt:[sections_ count]] forKey:index];
6353
6354                     _profile(PackageTable$reloadData$Section$Add)
6355                         [sections_ addObject:section];
6356                     _end
6357                 }
6358
6359                 [section addToCount];
6360             }
6361         _end
6362     }
6363
6364     [self updateHeight];
6365
6366     _profile(PackageTable$reloadData$List)
6367         [(UITableView *) list_ setDataSource:self];
6368         [list_ reloadData];
6369     _end
6370 }
6371
6372 - (void) reloadData {
6373     [super reloadData];
6374
6375     if ([self shouldYield])
6376         [self performSelector:@selector(_reloadData) withObject:nil afterDelay:0];
6377     else
6378         [self _reloadData];
6379 }
6380
6381 - (void) resetCursor {
6382     [list_ scrollRectToVisible:CGRectMake(0, 0, 1, 1) animated:NO];
6383 }
6384
6385 - (void) clearData {
6386     [self updateHeight];
6387
6388     [list_ setDataSource:nil];
6389     [list_ reloadData];
6390
6391     [self resetCursor];
6392 }
6393
6394 @end
6395 /* }}} */
6396 /* Filtered Package List Controller {{{ */
6397 @interface FilteredPackageListController : PackageListController {
6398     SEL filter_;
6399     IMP imp_;
6400     _H<NSObject> object_;
6401 }
6402
6403 - (void) setObject:(id)object;
6404 - (void) setObject:(id)object forFilter:(SEL)filter;
6405
6406 - (SEL) filter;
6407 - (void) setFilter:(SEL)filter;
6408
6409 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object;
6410
6411 @end
6412
6413 @implementation FilteredPackageListController
6414
6415 - (SEL) filter {
6416     return filter_;
6417 }
6418
6419 - (void) setFilter:(SEL)filter {
6420 @synchronized (self) {
6421     filter_ = filter;
6422
6423     /* XXX: this is an unsafe optimization of doomy hell */
6424     Method method(class_getInstanceMethod([Package class], filter));
6425     _assert(method != NULL);
6426     imp_ = method_getImplementation(method);
6427     _assert(imp_ != NULL);
6428 } }
6429
6430 - (void) setObject:(id)object {
6431 @synchronized (self) {
6432     object_ = object;
6433 } }
6434
6435 - (void) setObject:(id)object forFilter:(SEL)filter {
6436 @synchronized (self) {
6437     [self setFilter:filter];
6438     [self setObject:object];
6439 } }
6440
6441 - (NSMutableArray *) _reloadPackages {
6442 @synchronized (database_) {
6443     era_ = [database_ era];
6444     NSArray *packages([database_ packages]);
6445
6446     NSMutableArray *filtered([NSMutableArray arrayWithCapacity:[packages count]]);
6447
6448     IMP imp;
6449     SEL filter;
6450     _H<NSObject> object;
6451
6452     @synchronized (self) {
6453         imp = imp_;
6454         filter = filter_;
6455         object = object_;
6456     }
6457
6458     _profile(PackageTable$reloadData$Filter)
6459         for (Package *package in packages)
6460             if ([package valid] && (*reinterpret_cast<bool (*)(id, SEL, id)>(imp))(package, filter, object))
6461                 [filtered addObject:package];
6462     _end
6463
6464     return filtered;
6465 } }
6466
6467 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object {
6468     if ((self = [super initWithDatabase:database title:title]) != nil) {
6469         [self setFilter:filter];
6470         [self setObject:object];
6471     } return self;
6472 }
6473
6474 @end
6475 /* }}} */
6476
6477 /* Home Controller {{{ */
6478 @interface HomeController : CydiaWebViewController {
6479 }
6480
6481 @end
6482
6483 @implementation HomeController
6484
6485 - (id) init {
6486     if ((self = [super init]) != nil) {
6487         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/home/", UI_]]];
6488         [self reloadData];
6489     } return self;
6490 }
6491
6492 - (NSURL *) navigationURL {
6493     return [NSURL URLWithString:@"cydia://home"];
6494 }
6495
6496 - (void) didReceiveMemoryWarning {
6497 }
6498
6499 - (void) aboutButtonClicked {
6500     UIAlertView *alert([[[UIAlertView alloc] init] autorelease]);
6501
6502     [alert setTitle:UCLocalize("ABOUT_CYDIA")];
6503     [alert addButtonWithTitle:UCLocalize("CLOSE")];
6504     [alert setCancelButtonIndex:0];
6505
6506     [alert setMessage:
6507         @"Copyright \u00a9 2008-2011\n"
6508         "SaurikIT, LLC\n"
6509         "\n"
6510         "Jay Freeman (saurik)\n"
6511         "saurik@saurik.com\n"
6512         "http://www.saurik.com/"
6513     ];
6514
6515     [alert show];
6516 }
6517
6518 - (UIBarButtonItem *) leftButton {
6519     return [[[UIBarButtonItem alloc]
6520         initWithTitle:UCLocalize("ABOUT")
6521         style:UIBarButtonItemStylePlain
6522         target:self
6523         action:@selector(aboutButtonClicked)
6524     ] autorelease];
6525 }
6526
6527 @end
6528 /* }}} */
6529 /* Manage Controller {{{ */
6530 @interface ManageController : CydiaWebViewController {
6531 }
6532
6533 - (void) queueStatusDidChange;
6534
6535 @end
6536
6537 @implementation ManageController
6538
6539 - (id) init {
6540     if ((self = [super init]) != nil) {
6541         [self setURL:[NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"manage" ofType:@"html"]]];
6542     } return self;
6543 }
6544
6545 - (NSURL *) navigationURL {
6546     return [NSURL URLWithString:@"cydia://manage"];
6547 }
6548
6549 - (UIBarButtonItem *) leftButton {
6550     return [[[UIBarButtonItem alloc]
6551         initWithTitle:UCLocalize("SETTINGS")
6552         style:UIBarButtonItemStylePlain
6553         target:self
6554         action:@selector(settingsButtonClicked)
6555     ] autorelease];
6556 }
6557
6558 - (void) settingsButtonClicked {
6559     [delegate_ showSettings];
6560 }
6561
6562 - (void) queueButtonClicked {
6563     [delegate_ queue];
6564 }
6565
6566 - (UIBarButtonItem *) rightButton {
6567     return Queuing_ ? [[[UIBarButtonItem alloc]
6568         initWithTitle:UCLocalize("QUEUE")
6569         style:UIBarButtonItemStyleDone
6570         target:self
6571         action:@selector(queueButtonClicked)
6572     ] autorelease] : nil;
6573 }
6574
6575 - (void) queueStatusDidChange {
6576     [self applyRightButton];
6577 }
6578
6579 - (bool) isLoading {
6580     return !Queuing_ && [super isLoading];
6581 }
6582
6583 @end
6584 /* }}} */
6585
6586 /* Refresh Bar {{{ */
6587 @interface RefreshBar : UINavigationBar {
6588     _H<UIProgressIndicator> indicator_;
6589     _H<UITextLabel> prompt_;
6590     _H<UIProgressBar> progress_;
6591     _H<UINavigationButton> cancel_;
6592 }
6593
6594 @end
6595
6596 @implementation RefreshBar
6597
6598 - (void) positionViews {
6599     CGRect frame = [cancel_ frame];
6600     frame.size = [cancel_ sizeThatFits:frame.size];
6601     frame.origin.x = [self frame].size.width - frame.size.width - 5;
6602     frame.origin.y = ([self frame].size.height - frame.size.height) / 2;
6603     [cancel_ setFrame:frame];
6604
6605     CGSize prgsize = {75, 100};
6606     CGRect prgrect = {{
6607         [self frame].size.width - prgsize.width - 10,
6608         ([self frame].size.height - prgsize.height) / 2
6609     } , prgsize};
6610     [progress_ setFrame:prgrect];
6611
6612     CGSize indsize([UIProgressIndicator defaultSizeForStyle:[indicator_ activityIndicatorViewStyle]]);
6613     unsigned indoffset = ([self frame].size.height - indsize.height) / 2;
6614     CGRect indrect = {{indoffset, indoffset}, indsize};
6615     [indicator_ setFrame:indrect];
6616
6617     CGSize prmsize = {215, indsize.height + 4};
6618     CGRect prmrect = {{
6619         indoffset * 2 + indsize.width,
6620         unsigned([self frame].size.height - prmsize.height) / 2 - 1
6621     }, prmsize};
6622     [prompt_ setFrame:prmrect];
6623 }
6624
6625 - (void) setFrame:(CGRect)frame {
6626     [super setFrame:frame];
6627     [self positionViews];
6628 }
6629
6630 - (id) initWithFrame:(CGRect)frame delegate:(id)delegate {
6631     if ((self = [super initWithFrame:frame]) != nil) {
6632         [self setAutoresizingMask:UIViewAutoresizingFlexibleWidth];
6633
6634         [self setBarStyle:UIBarStyleBlack];
6635
6636         UIBarStyle barstyle([self _barStyle:NO]);
6637         bool ugly(barstyle == UIBarStyleDefault);
6638
6639         UIProgressIndicatorStyle style = ugly ?
6640             UIProgressIndicatorStyleMediumBrown :
6641             UIProgressIndicatorStyleMediumWhite;
6642
6643         indicator_ = [[[UIProgressIndicator alloc] initWithFrame:CGRectZero] autorelease];
6644         [(UIProgressIndicator *) indicator_ setStyle:style];
6645         [indicator_ startAnimation];
6646         [self addSubview:indicator_];
6647
6648         prompt_ = [[[UITextLabel alloc] initWithFrame:CGRectZero] autorelease];
6649         [prompt_ setColor:[UIColor colorWithCGColor:(ugly ? Blueish_ : Off_)]];
6650         [prompt_ setBackgroundColor:[UIColor clearColor]];
6651         [prompt_ setFont:[UIFont systemFontOfSize:15]];
6652         [self addSubview:prompt_];
6653
6654         progress_ = [[[UIProgressBar alloc] initWithFrame:CGRectZero] autorelease];
6655         [progress_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleLeftMargin];
6656         [(UIProgressBar *) progress_ setStyle:0];
6657         [self addSubview:progress_];
6658
6659         cancel_ = [[[UINavigationButton alloc] initWithTitle:UCLocalize("CANCEL") style:UINavigationButtonStyleHighlighted] autorelease];
6660         [cancel_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
6661         [cancel_ addTarget:delegate action:@selector(cancelPressed) forControlEvents:UIControlEventTouchUpInside];
6662         [cancel_ setBarStyle:barstyle];
6663
6664         [self positionViews];
6665     } return self;
6666 }
6667
6668 - (void) setCancellable:(bool)cancellable {
6669     if (cancellable)
6670         [self addSubview:cancel_];
6671     else
6672         [cancel_ removeFromSuperview];
6673 }
6674
6675 - (void) start {
6676     [prompt_ setText:UCLocalize("UPDATING_DATABASE")];
6677     [progress_ setProgress:0];
6678 }
6679
6680 - (void) stop {
6681     [self setCancellable:NO];
6682 }
6683
6684 - (void) setPrompt:(NSString *)prompt {
6685     [prompt_ setText:prompt];
6686 }
6687
6688 - (void) setProgress:(float)progress {
6689     [progress_ setProgress:progress];
6690 }
6691
6692 @end
6693 /* }}} */
6694
6695 /* Cydia Navigation Controller Interface {{{ */
6696 @interface UINavigationController (Cydia)
6697
6698 - (NSArray *) navigationURLCollection;
6699 - (void) unloadData;
6700
6701 @end
6702 /* }}} */
6703
6704 /* Cydia Tab Bar Controller {{{ */
6705 @interface CYTabBarController : UITabBarController <
6706     UITabBarControllerDelegate,
6707     ProgressDelegate
6708 > {
6709     _transient Database *database_;
6710     _H<RefreshBar, 1> refreshbar_;
6711
6712     bool dropped_;
6713     bool updating_;
6714     // XXX: ok, "updatedelegate_"?...
6715     _transient NSObject<CydiaDelegate> *updatedelegate_;
6716
6717     _H<UIViewController> remembered_;
6718     _transient UIViewController *transient_;
6719 }
6720
6721 - (NSArray *) navigationURLCollection;
6722 - (void) dropBar:(BOOL)animated;
6723 - (void) beginUpdate;
6724 - (void) raiseBar:(BOOL)animated;
6725 - (BOOL) updating;
6726 - (void) unloadData;
6727
6728 @end
6729
6730 @implementation CYTabBarController
6731
6732 - (void) setUnselectedViewController:(UIViewController *)transient {
6733     NSMutableArray *controllers = [[self viewControllers] mutableCopy];
6734     if (transient != nil) {
6735         if (transient_ == nil)
6736             remembered_ = [controllers objectAtIndex:0];
6737         transient_ = transient;
6738         [transient_ setTabBarItem:[remembered_ tabBarItem]];
6739         [controllers replaceObjectAtIndex:0 withObject:transient_];
6740         [self setSelectedIndex:0];
6741         [self setViewControllers:controllers];
6742         [self concealTabBarSelection];
6743     } else if (remembered_ != nil) {
6744         [remembered_ setTabBarItem:[transient_ tabBarItem]];
6745         transient_ = transient;
6746         [controllers replaceObjectAtIndex:0 withObject:remembered_];
6747         remembered_ = nil;
6748         [self setViewControllers:controllers];
6749         [self revealTabBarSelection];
6750     }
6751 }
6752
6753 - (UIViewController *) unselectedViewController {
6754     return transient_;
6755 }
6756
6757 - (void) tabBarController:(UITabBarController *)tabBarController didSelectViewController:(UIViewController *)viewController {
6758     if ([self unselectedViewController])
6759         [self setUnselectedViewController:nil];
6760 }
6761
6762 - (NSArray *) navigationURLCollection {
6763     NSMutableArray *items([NSMutableArray array]);
6764
6765     // XXX: Should this deal with transient view controllers?
6766     for (id navigation in [self viewControllers]) {
6767         NSArray *stack = [navigation performSelector:@selector(navigationURLCollection)];
6768         if (stack != nil)
6769             [items addObject:stack];
6770     }
6771
6772     return items;
6773 }
6774
6775 - (void) dismissModalViewControllerAnimated:(BOOL)animated {
6776     if ([self modalViewController] == nil && [self unselectedViewController] != nil)
6777         [self setUnselectedViewController:nil];
6778     else
6779         [super dismissModalViewControllerAnimated:YES];
6780 }
6781
6782 - (void) unloadData {
6783     [super unloadData];
6784
6785     for (UINavigationController *controller in [self viewControllers])
6786         [controller unloadData];
6787
6788     if (UIViewController *selected = [self selectedViewController])
6789         [selected reloadData];
6790
6791     if (UIViewController *unselected = [self unselectedViewController]) {
6792         [unselected unloadData];
6793         [unselected reloadData];
6794     }
6795 }
6796
6797 - (void) dealloc {
6798     [[NSNotificationCenter defaultCenter] removeObserver:self];
6799
6800     [super dealloc];
6801 }
6802
6803 - (id) initWithDatabase:(Database *)database {
6804     if ((self = [super init]) != nil) {
6805         database_ = database;
6806         [self setDelegate:self];
6807
6808         [[self view] setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6809         [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(statusBarFrameChanged:) name:UIApplicationDidChangeStatusBarFrameNotification object:nil];
6810
6811         refreshbar_ = [[[RefreshBar alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, [UINavigationBar defaultSize].height) delegate:self] autorelease];
6812     } return self;
6813 }
6814
6815 - (void) setUpdate:(NSDate *)date {
6816     [self beginUpdate];
6817 }
6818
6819 - (void) beginUpdate {
6820     [(RefreshBar *) refreshbar_ start];
6821     [self dropBar:YES];
6822
6823     [updatedelegate_ retainNetworkActivityIndicator];
6824     updating_ = true;
6825
6826     [NSThread
6827         detachNewThreadSelector:@selector(performUpdate)
6828         toTarget:self
6829         withObject:nil
6830     ];
6831 }
6832
6833 - (void) performUpdate {
6834     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
6835
6836     Status status;
6837     status.setDelegate(self);
6838     [database_ updateWithStatus:status];
6839
6840     [self
6841         performSelectorOnMainThread:@selector(completeUpdate)
6842         withObject:nil
6843         waitUntilDone:NO
6844     ];
6845
6846     [pool release];
6847 }
6848
6849 - (void) stopUpdateWithSelector:(SEL)selector {
6850     updating_ = false;
6851     [updatedelegate_ releaseNetworkActivityIndicator];
6852
6853     [self raiseBar:YES];
6854     [refreshbar_ stop];
6855
6856     [updatedelegate_ performSelector:selector withObject:nil afterDelay:0];
6857 }
6858
6859 - (void) completeUpdate {
6860     if (!updating_)
6861         return;
6862     [self stopUpdateWithSelector:@selector(reloadData)];
6863 }
6864
6865 - (void) cancelUpdate {
6866     [self stopUpdateWithSelector:@selector(updateData)];
6867 }
6868
6869 - (void) cancelPressed {
6870     [self cancelUpdate];
6871 }
6872
6873 - (BOOL) updating {
6874     return updating_;
6875 }
6876
6877 - (void) addProgressEvent:(CydiaProgressEvent *)event {
6878     [refreshbar_ setPrompt:[event compoundMessage]];
6879 }
6880
6881 - (bool) isProgressCancelled {
6882     return !updating_;
6883 }
6884
6885 - (void) setProgressCancellable:(NSNumber *)cancellable {
6886     [refreshbar_ setCancellable:(updating_ && [cancellable boolValue])];
6887 }
6888
6889 - (void) setProgressPercent:(NSNumber *)percent {
6890     [refreshbar_ setProgress:[percent floatValue]];
6891 }
6892
6893 - (void) setProgressStatus:(NSDictionary *)status {
6894     if (status != nil)
6895         [self setProgressPercent:[status objectForKey:@"Percent"]];
6896 }
6897
6898 - (void) setUpdateDelegate:(id)delegate {
6899     updatedelegate_ = delegate;
6900 }
6901
6902 - (UIView *) transitionView {
6903     if ([self respondsToSelector:@selector(_transitionView)])
6904         return [self _transitionView];
6905     else
6906         return MSHookIvar<id>(self, "_viewControllerTransitionView");
6907 }
6908
6909 - (void) dropBar:(BOOL)animated {
6910     if (dropped_)
6911         return;
6912     dropped_ = true;
6913
6914     UIView *transition([self transitionView]);
6915     [[self view] addSubview:refreshbar_];
6916
6917     CGRect barframe([refreshbar_ frame]);
6918
6919     if (kCFCoreFoundationVersionNumber >= kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
6920         barframe.origin.y = CYStatusBarHeight();
6921     else
6922         barframe.origin.y = 0;
6923
6924     [refreshbar_ setFrame:barframe];
6925
6926     if (animated)
6927         [UIView beginAnimations:nil context:NULL];
6928
6929     CGRect viewframe = [transition frame];
6930     viewframe.origin.y += barframe.size.height;
6931     viewframe.size.height -= barframe.size.height;
6932     [transition setFrame:viewframe];
6933
6934     if (animated)
6935         [UIView commitAnimations];
6936
6937     // Ensure bar has the proper width for our view, it might have changed
6938     barframe.size.width = viewframe.size.width;
6939     [refreshbar_ setFrame:barframe];
6940 }
6941
6942 - (void) raiseBar:(BOOL)animated {
6943     if (!dropped_)
6944         return;
6945     dropped_ = false;
6946
6947     UIView *transition([self transitionView]);
6948     [refreshbar_ removeFromSuperview];
6949
6950     CGRect barframe([refreshbar_ frame]);
6951
6952     if (animated)
6953         [UIView beginAnimations:nil context:NULL];
6954
6955     CGRect viewframe = [transition frame];
6956     viewframe.origin.y -= barframe.size.height;
6957     viewframe.size.height += barframe.size.height;
6958     [transition setFrame:viewframe];
6959
6960     if (animated)
6961         [UIView commitAnimations];
6962 }
6963
6964 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
6965     bool dropped(dropped_);
6966
6967     if (dropped)
6968         [self raiseBar:NO];
6969
6970     [super didRotateFromInterfaceOrientation:fromInterfaceOrientation];
6971
6972     if (dropped)
6973         [self dropBar:NO];
6974 }
6975
6976 - (void) statusBarFrameChanged:(NSNotification *)notification {
6977     if (dropped_) {
6978         [self raiseBar:NO];
6979         [self dropBar:NO];
6980     }
6981 }
6982
6983 @end
6984 /* }}} */
6985
6986 /* Cydia Navigation Controller Implementation {{{ */
6987 @implementation UINavigationController (Cydia)
6988
6989 - (NSArray *) navigationURLCollection {
6990     NSMutableArray *stack([NSMutableArray array]);
6991
6992     for (CyteViewController *controller in [self viewControllers]) {
6993         NSString *url = [[controller navigationURL] absoluteString];
6994         if (url != nil)
6995             [stack addObject:url];
6996     }
6997
6998     return stack;
6999 }
7000
7001 - (void) reloadData {
7002     [super reloadData];
7003
7004     UIViewController *visible([self visibleViewController]);
7005     if (visible != nil)
7006         [visible reloadData];
7007
7008     // on the iPad, this view controller is ALSO visible. :(
7009     if (IsWildcat_)
7010         if (UIViewController *top = [self topViewController])
7011             if (top != visible)
7012                 [top reloadData];
7013 }
7014
7015 - (void) unloadData {
7016     for (CyteViewController *page in [self viewControllers])
7017         [page unloadData];
7018
7019     [super unloadData];
7020 }
7021
7022 @end
7023 /* }}} */
7024
7025 /* Cydia:// Protocol {{{ */
7026 @interface CydiaURLProtocol : NSURLProtocol {
7027 }
7028
7029 @end
7030
7031 @implementation CydiaURLProtocol
7032
7033 + (BOOL) canInitWithRequest:(NSURLRequest *)request {
7034     NSURL *url([request URL]);
7035     if (url == nil)
7036         return NO;
7037
7038     NSString *scheme([[url scheme] lowercaseString]);
7039     if (scheme != nil && [scheme isEqualToString:@"cydia"])
7040         return YES;
7041     if ([[url absoluteString] hasPrefix:@"about:cydia-"])
7042         return YES;
7043
7044     return NO;
7045 }
7046
7047 + (NSURLRequest *) canonicalRequestForRequest:(NSURLRequest *)request {
7048     return request;
7049 }
7050
7051 - (void) _returnPNGWithImage:(UIImage *)icon forRequest:(NSURLRequest *)request {
7052     id<NSURLProtocolClient> client([self client]);
7053     if (icon == nil)
7054         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorFileDoesNotExist userInfo:nil]];
7055     else {
7056         NSData *data(UIImagePNGRepresentation(icon));
7057
7058         NSURLResponse *response([[[NSURLResponse alloc] initWithURL:[request URL] MIMEType:@"image/png" expectedContentLength:-1 textEncodingName:nil] autorelease]);
7059         [client URLProtocol:self didReceiveResponse:response cacheStoragePolicy:NSURLCacheStorageNotAllowed];
7060         [client URLProtocol:self didLoadData:data];
7061         [client URLProtocolDidFinishLoading:self];
7062     }
7063 }
7064
7065 - (void) startLoading {
7066     id<NSURLProtocolClient> client([self client]);
7067     NSURLRequest *request([self request]);
7068
7069     NSURL *url([request URL]);
7070     NSString *href([url absoluteString]);
7071     NSString *scheme([[url scheme] lowercaseString]);
7072
7073     NSString *path;
7074
7075     if ([scheme isEqualToString:@"cydia"])
7076         path = [href substringFromIndex:8];
7077     else if ([scheme isEqualToString:@"about"])
7078         path = [href substringFromIndex:12];
7079     else _assert(false);
7080
7081     NSRange slash([path rangeOfString:@"/"]);
7082
7083     NSString *command;
7084     if (slash.location == NSNotFound) {
7085         command = path;
7086         path = nil;
7087     } else {
7088         command = [path substringToIndex:slash.location];
7089         path = [path substringFromIndex:(slash.location + 1)];
7090     }
7091
7092     Database *database([Database sharedInstance]);
7093
7094     if ([command isEqualToString:@"package-icon"]) {
7095         if (path == nil)
7096             goto fail;
7097         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7098         Package *package([database packageWithName:path]);
7099         if (package == nil)
7100             goto fail;
7101         [package parse];
7102         UIImage *icon([package icon]);
7103         [self _returnPNGWithImage:icon forRequest:request];
7104     } else if ([command isEqualToString:@"uikit-image"]) {
7105         if (path == nil)
7106             goto fail;
7107         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7108         UIImage *icon(_UIImageWithName(path));
7109         [self _returnPNGWithImage:icon forRequest:request];
7110     } else if ([command isEqualToString:@"section-icon"]) {
7111         if (path == nil)
7112             goto fail;
7113         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7114         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, [path stringByReplacingOccurrencesOfString:@" " withString:@"_"]]]);
7115         if (icon == nil)
7116             icon = [UIImage applicationImageNamed:@"unknown.png"];
7117         [self _returnPNGWithImage:icon forRequest:request];
7118     } else fail: {
7119         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorResourceUnavailable userInfo:nil]];
7120     }
7121 }
7122
7123 - (void) stopLoading {
7124 }
7125
7126 @end
7127 /* }}} */
7128
7129 /* Section Controller {{{ */
7130 @interface SectionController : FilteredPackageListController {
7131     _H<NSString> section_;
7132 }
7133
7134 - (id) initWithDatabase:(Database *)database section:(NSString *)section;
7135
7136 @end
7137
7138 @implementation SectionController
7139
7140 - (NSURL *) navigationURL {
7141     NSString *name = section_;
7142     if (name == nil)
7143         name = @"all";
7144
7145     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sections/%@", name]];
7146 }
7147
7148 - (id) initWithDatabase:(Database *)database section:(NSString *)name {
7149     NSString *title;
7150     if (name == nil)
7151         title = UCLocalize("ALL_PACKAGES");
7152     else if (![name isEqual:@""])
7153         title = [[NSBundle mainBundle] localizedStringForKey:Simplify(name) value:nil table:@"Sections"];
7154     else
7155         title = UCLocalize("NO_SECTION");
7156
7157     if ((self = [super initWithDatabase:database title:title filter:@selector(isVisibleInSection:) with:name]) != nil) {
7158         section_ = name;
7159     } return self;
7160 }
7161
7162 @end
7163 /* }}} */
7164 /* Sections Controller {{{ */
7165 @interface SectionsController : CyteViewController <
7166     UITableViewDataSource,
7167     UITableViewDelegate
7168 > {
7169     _transient Database *database_;
7170     _H<NSMutableArray> sections_;
7171     _H<NSMutableArray> filtered_;
7172     _H<UITableView, 2> list_;
7173 }
7174
7175 - (id) initWithDatabase:(Database *)database;
7176 - (void) editButtonClicked;
7177
7178 @end
7179
7180 @implementation SectionsController
7181
7182 - (NSURL *) navigationURL {
7183     return [NSURL URLWithString:@"cydia://sections"];
7184 }
7185
7186 - (void) updateNavigationItem {
7187     [[self navigationItem] setTitle:[self isEditing] ? UCLocalize("SECTION_VISIBILITY") : UCLocalize("SECTIONS")];
7188     if ([sections_ count] == 0) {
7189         [[self navigationItem] setRightBarButtonItem:nil];
7190     } else {
7191         [[self navigationItem] setRightBarButtonItem:[[UIBarButtonItem alloc]
7192             initWithBarButtonSystemItem:([self isEditing] ? UIBarButtonSystemItemDone : UIBarButtonSystemItemEdit)
7193             target:self
7194             action:@selector(editButtonClicked)
7195         ] animated:([[self navigationItem] rightBarButtonItem] != nil)];
7196     }
7197 }
7198
7199 - (void) setEditing:(BOOL)editing animated:(BOOL)animated {
7200     [super setEditing:editing animated:animated];
7201
7202     if (editing)
7203         [list_ reloadData];
7204     else
7205         [delegate_ updateData];
7206
7207     [self updateNavigationItem];
7208 }
7209
7210 - (void) viewDidAppear:(BOOL)animated {
7211     [super viewDidAppear:animated];
7212     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7213 }
7214
7215 - (void) viewWillDisappear:(BOOL)animated {
7216     [super viewWillDisappear:animated];
7217     if ([self isEditing]) [self setEditing:NO];
7218 }
7219
7220 - (Section *) sectionAtIndexPath:(NSIndexPath *)indexPath {
7221     Section *section = nil;
7222     int index = [indexPath row];
7223     if (![self isEditing]) {
7224         index -= 1;
7225         if (index >= 0)
7226             section = [filtered_ objectAtIndex:index];
7227     } else {
7228         section = [sections_ objectAtIndex:index];
7229     }
7230     return section;
7231 }
7232
7233 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7234     if ([self isEditing])
7235         return [sections_ count];
7236     else
7237         return [filtered_ count] + 1;
7238 }
7239
7240 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
7241     return 45.0f;
7242 }*/
7243
7244 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7245     static NSString *reuseIdentifier = @"SectionCell";
7246
7247     SectionCell *cell = (SectionCell *)[tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
7248     if (cell == nil)
7249         cell = [[[SectionCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
7250
7251     [cell setSection:[self sectionAtIndexPath:indexPath] editing:[self isEditing]];
7252
7253     return cell;
7254 }
7255
7256 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
7257     if ([self isEditing])
7258         return;
7259
7260     Section *section = [self sectionAtIndexPath:indexPath];
7261
7262     SectionController *controller = [[[SectionController alloc]
7263         initWithDatabase:database_
7264         section:[section name]
7265     ] autorelease];
7266     [controller setDelegate:delegate_];
7267
7268     [[self navigationController] pushViewController:controller animated:YES];
7269 }
7270
7271 - (void) loadView {
7272     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7273
7274     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds]] autorelease];
7275     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7276     [list_ setRowHeight:45.0f];
7277     [(UITableView *) list_ setDataSource:self];
7278     [list_ setDelegate:self];
7279     [[self view] addSubview:list_];
7280 }
7281
7282 - (void) viewDidLoad {
7283     [super viewDidLoad];
7284
7285     [[self navigationItem] setTitle:UCLocalize("SECTIONS")];
7286 }
7287
7288 - (void) releaseSubviews {
7289     list_ = nil;
7290
7291     sections_ = nil;
7292     filtered_ = nil;
7293
7294     [super releaseSubviews];
7295 }
7296
7297 - (id) initWithDatabase:(Database *)database {
7298     if ((self = [super init]) != nil) {
7299         database_ = database;
7300     } return self;
7301 }
7302
7303 - (void) reloadData {
7304     [super reloadData];
7305
7306     NSArray *packages = [database_ packages];
7307
7308     sections_ = [NSMutableArray arrayWithCapacity:16];
7309     filtered_ = [NSMutableArray arrayWithCapacity:16];
7310
7311     NSMutableDictionary *sections([NSMutableDictionary dictionaryWithCapacity:32]);
7312
7313     _trace();
7314     for (Package *package in packages) {
7315         NSString *name([package section]);
7316         NSString *key(name == nil ? @"" : name);
7317
7318         Section *section;
7319
7320         _profile(SectionsView$reloadData$Section)
7321             section = [sections objectForKey:key];
7322             if (section == nil) {
7323                 _profile(SectionsView$reloadData$Section$Allocate)
7324                     section = [[[Section alloc] initWithName:key localize:YES] autorelease];
7325                     [sections setObject:section forKey:key];
7326                 _end
7327             }
7328         _end
7329
7330         [section addToCount];
7331
7332         _profile(SectionsView$reloadData$Filter)
7333             if (![package valid] || ![package visible])
7334                 continue;
7335         _end
7336
7337         [section addToRow];
7338     }
7339     _trace();
7340
7341     [sections_ addObjectsFromArray:[sections allValues]];
7342
7343     [sections_ sortUsingSelector:@selector(compareByLocalized:)];
7344
7345     for (Section *section in (id) sections_) {
7346         size_t count([section row]);
7347         if (count == 0)
7348             continue;
7349
7350         section = [[[Section alloc] initWithName:[section name] localized:[section localized]] autorelease];
7351         [section setCount:count];
7352         [filtered_ addObject:section];
7353     }
7354
7355     [self updateNavigationItem];
7356     [list_ reloadData];
7357     _trace();
7358 }
7359
7360 - (void) editButtonClicked {
7361     [self setEditing:![self isEditing] animated:YES];
7362 }
7363
7364 @end
7365 /* }}} */
7366
7367 /* Changes Controller {{{ */
7368 @interface ChangesController : CyteViewController <
7369     UITableViewDataSource,
7370     UITableViewDelegate
7371 > {
7372     _transient Database *database_;
7373     unsigned era_;
7374     _H<NSArray> packages_;
7375     _H<NSMutableArray> sections_;
7376     _H<UITableView, 2> list_;
7377     unsigned upgrades_;
7378 }
7379
7380 - (id) initWithDatabase:(Database *)database;
7381
7382 @end
7383
7384 @implementation ChangesController
7385
7386 - (NSURL *) navigationURL {
7387     return [NSURL URLWithString:@"cydia://changes"];
7388 }
7389
7390 - (void) viewDidAppear:(BOOL)animated {
7391     [super viewDidAppear:animated];
7392     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7393 }
7394
7395 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
7396     NSInteger count([sections_ count]);
7397     return count == 0 ? 1 : count;
7398 }
7399
7400 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
7401     if ([sections_ count] == 0)
7402         return nil;
7403     return [[sections_ objectAtIndex:section] name];
7404 }
7405
7406 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
7407     if ([sections_ count] == 0)
7408         return 0;
7409     return [[sections_ objectAtIndex:section] count];
7410 }
7411
7412 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
7413 @synchronized (database_) {
7414     if ([database_ era] != era_)
7415         return nil;
7416
7417     NSUInteger sectionIndex([path section]);
7418     if (sectionIndex >= [sections_ count])
7419         return nil;
7420     Section *section([sections_ objectAtIndex:sectionIndex]);
7421     NSInteger row([path row]);
7422     return [[[packages_ objectAtIndex:([section row] + row)] retain] autorelease];
7423 } }
7424
7425 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
7426     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
7427     if (cell == nil)
7428         cell = [[[PackageCell alloc] init] autorelease];
7429
7430     Package *package([database_ packageWithName:[[self packageAtIndexPath:path] id]]);
7431     [cell setPackage:package asSummary:false];
7432     return cell;
7433 }
7434
7435 - (NSIndexPath *) tableView:(UITableView *)table willSelectRowAtIndexPath:(NSIndexPath *)path {
7436     Package *package([self packageAtIndexPath:path]);
7437     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id]] autorelease]);
7438     [view setDelegate:delegate_];
7439     [[self navigationController] pushViewController:view animated:YES];
7440     return path;
7441 }
7442
7443 - (void) refreshButtonClicked {
7444     [delegate_ beginUpdate];
7445     [[self navigationItem] setLeftBarButtonItem:nil animated:YES];
7446 }
7447
7448 - (void) upgradeButtonClicked {
7449     [delegate_ distUpgrade];
7450     [[self navigationItem] setRightBarButtonItem:nil animated:YES];
7451 }
7452
7453 - (void) loadView {
7454     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7455
7456     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain] autorelease];
7457     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7458     [list_ setRowHeight:73];
7459     [(UITableView *) list_ setDataSource:self];
7460     [list_ setDelegate:self];
7461     [[self view] addSubview:list_];
7462 }
7463
7464 - (void) viewDidLoad {
7465     [super viewDidLoad];
7466
7467     [[self navigationItem] setTitle:UCLocalize("CHANGES")];
7468 }
7469
7470 - (void) releaseSubviews {
7471     list_ = nil;
7472
7473     packages_ = nil;
7474     sections_ = nil;
7475
7476     [super releaseSubviews];
7477 }
7478
7479 - (id) initWithDatabase:(Database *)database {
7480     if ((self = [super init]) != nil) {
7481         database_ = database;
7482     } return self;
7483 }
7484
7485 - (NSMutableArray *) _reloadPackages {
7486 @synchronized (database_) {
7487     era_ = [database_ era];
7488     NSArray *packages([database_ packages]);
7489
7490     NSMutableArray *filtered([NSMutableArray arrayWithCapacity:[packages count]]);
7491
7492     _trace();
7493     _profile(ChangesController$_reloadPackages$Filter)
7494         for (Package *package in packages)
7495             if ([package upgradableAndEssential:YES] || [package visible])
7496                 CFArrayAppendValue((CFMutableArrayRef) filtered, package);
7497     _end
7498     _trace();
7499     _profile(ChangesController$_reloadPackages$radixSort)
7500         [filtered radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackageChangesRadix) withContext:NULL];
7501     _end
7502     _trace();
7503
7504     return filtered;
7505 } }
7506
7507 - (void) _reloadData {
7508     NSArray *packages;
7509
7510   reload:
7511     if (true) {
7512         UIProgressHUD *hud([delegate_ addProgressHUD]);
7513         [hud setText:UCLocalize("LOADING")];
7514         //NSLog(@"HUD:%@::%@", delegate_, hud);
7515         packages = [self yieldToSelector:@selector(_reloadPackages)];
7516         [delegate_ removeProgressHUD:hud];
7517     } else {
7518         packages = [self _reloadPackages];
7519     }
7520
7521 @synchronized (database_) {
7522     if (era_ != [database_ era])
7523         goto reload;
7524
7525     packages_ = packages;
7526     sections_ = [NSMutableArray arrayWithCapacity:16];
7527
7528     Section *upgradable = [[[Section alloc] initWithName:UCLocalize("AVAILABLE_UPGRADES") localize:NO] autorelease];
7529     Section *ignored = nil;
7530     Section *section = nil;
7531     time_t last = 0;
7532
7533     upgrades_ = 0;
7534     bool unseens = false;
7535
7536     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle));
7537
7538     for (size_t offset = 0, count = [packages_ count]; offset != count; ++offset) {
7539         Package *package = [packages_ objectAtIndex:offset];
7540
7541         BOOL uae = [package upgradableAndEssential:YES];
7542
7543         if (!uae) {
7544             unseens = true;
7545             time_t seen([package seen]);
7546
7547             if (section == nil || last != seen) {
7548                 last = seen;
7549
7550                 NSString *name;
7551                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:seen]);
7552                 [name autorelease];
7553
7554                 _profile(ChangesController$reloadData$Allocate)
7555                     name = [NSString stringWithFormat:UCLocalize("NEW_AT"), name];
7556                     section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
7557                     [sections_ addObject:section];
7558                 _end
7559             }
7560
7561             [section addToCount];
7562         } else if ([package ignored]) {
7563             if (ignored == nil) {
7564                 ignored = [[[Section alloc] initWithName:UCLocalize("IGNORED_UPGRADES") row:offset localize:NO] autorelease];
7565             }
7566             [ignored addToCount];
7567         } else {
7568             ++upgrades_;
7569             [upgradable addToCount];
7570         }
7571     }
7572     _trace();
7573
7574     CFRelease(formatter);
7575
7576     if (unseens) {
7577         Section *last = [sections_ lastObject];
7578         size_t count = [last count];
7579         [packages_ removeObjectsInRange:NSMakeRange([packages_ count] - count, count)];
7580         [sections_ removeLastObject];
7581     }
7582
7583     if ([ignored count] != 0)
7584         [sections_ insertObject:ignored atIndex:0];
7585     if (upgrades_ != 0)
7586         [sections_ insertObject:upgradable atIndex:0];
7587
7588     [list_ reloadData];
7589
7590     [[self navigationItem] setRightBarButtonItem:(upgrades_ == 0 ? nil : [[[UIBarButtonItem alloc]
7591         initWithTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("UPGRADE"), [NSString stringWithFormat:@"%u", upgrades_]]
7592         style:UIBarButtonItemStylePlain
7593         target:self
7594         action:@selector(upgradeButtonClicked)
7595     ] autorelease]) animated:YES];
7596
7597     [[self navigationItem] setLeftBarButtonItem:([delegate_ updating] ? nil : [[[UIBarButtonItem alloc]
7598         initWithTitle:UCLocalize("REFRESH")
7599         style:UIBarButtonItemStylePlain
7600         target:self
7601         action:@selector(refreshButtonClicked)
7602     ] autorelease]) animated:YES];
7603
7604     PrintTimes();
7605 } }
7606
7607 - (void) reloadData {
7608     [super reloadData];
7609     [self performSelector:@selector(_reloadData) withObject:nil afterDelay:0];
7610 }
7611
7612 @end
7613 /* }}} */
7614 /* Search Controller {{{ */
7615 @interface SearchController : FilteredPackageListController <
7616     UISearchBarDelegate
7617 > {
7618     _H<UISearchBar, 1> search_;
7619     BOOL searchloaded_;
7620 }
7621
7622 - (id) initWithDatabase:(Database *)database query:(NSString *)query;
7623 - (void) reloadData;
7624
7625 @end
7626
7627 @implementation SearchController
7628
7629 - (NSURL *) navigationURL {
7630     if ([search_ text] == nil || [[search_ text] isEqualToString:@""])
7631         return [NSURL URLWithString:@"cydia://search"];
7632     else
7633         return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://search/%@", [search_ text]]];
7634 }
7635
7636 - (void) useSearch {
7637     [self setObject:[[search_ text] componentsSeparatedByString:@" "] forFilter:@selector(isUnfilteredAndSearchedForBy:)];
7638     [self clearData];
7639     [self reloadData];
7640 }
7641
7642 - (void) viewWillAppear:(BOOL)animated {
7643     [super viewWillAppear:animated];
7644
7645     if ([self filter] == @selector(isUnfilteredAndSelectedForBy:))
7646         [self useSearch];
7647 }
7648
7649 - (void) searchBarTextDidBeginEditing:(UISearchBar *)searchBar {
7650     [self setObject:[search_ text] forFilter:@selector(isUnfilteredAndSelectedForBy:)];
7651     [self clearData];
7652     [self reloadData];
7653 }
7654
7655 - (void) searchBarButtonClicked:(UISearchBar *)searchBar {
7656     [search_ resignFirstResponder];
7657     [self useSearch];
7658 }
7659
7660 - (void) searchBarCancelButtonClicked:(UISearchBar *)searchBar {
7661     [search_ setText:@""];
7662     [self searchBarButtonClicked:searchBar];
7663 }
7664
7665 - (void) searchBarSearchButtonClicked:(UISearchBar *)searchBar {
7666     [self searchBarButtonClicked:searchBar];
7667 }
7668
7669 - (void) searchBar:(UISearchBar *)searchBar textDidChange:(NSString *)text {
7670     [self setObject:text forFilter:@selector(isUnfilteredAndSelectedForBy:)];
7671     [self reloadData];
7672 }
7673
7674 - (bool) shouldYield {
7675     return YES;
7676 }
7677
7678 - (bool) shouldBlock {
7679     return [self filter] == @selector(isUnfilteredAndSearchedForBy:);
7680 }
7681
7682 - (bool) isSummarized {
7683     return [self filter] == @selector(isUnfilteredAndSelectedForBy:);
7684 }
7685
7686 - (bool) showsSections {
7687     return false;
7688 }
7689
7690 - (NSMutableArray *) _reloadPackages {
7691     NSMutableArray *packages([super _reloadPackages]);
7692     if ([self filter] == @selector(isUnfilteredAndSearchedForBy:))
7693         [packages radixSortUsingSelector:@selector(rank)];
7694     return packages;
7695 }
7696
7697 - (id) initWithDatabase:(Database *)database query:(NSString *)query {
7698     if ((self = [super initWithDatabase:database title:UCLocalize("SEARCH") filter:@selector(isUnfilteredAndSearchedForBy:) with:[query componentsSeparatedByString:@" "]])) {
7699         search_ = [[[UISearchBar alloc] init] autorelease];
7700         [search_ setDelegate:self];
7701
7702         if (query != nil)
7703             [search_ setText:query];
7704     } return self;
7705 }
7706
7707 - (void) viewDidAppear:(BOOL)animated {
7708     [super viewDidAppear:animated];
7709
7710     if (!searchloaded_) {
7711         searchloaded_ = YES;
7712         [search_ setFrame:CGRectMake(0, 0, [[self view] bounds].size.width, 44.0f)];
7713         [search_ layoutSubviews];
7714         [search_ setPlaceholder:UCLocalize("SEARCH_EX")];
7715
7716         UITextField *textField;
7717         if ([search_ respondsToSelector:@selector(searchField)])
7718             textField = [search_ searchField];
7719         else
7720             textField = MSHookIvar<UITextField *>(search_, "_searchField");
7721
7722         [textField setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
7723         [textField setEnablesReturnKeyAutomatically:NO];
7724         [[self navigationItem] setTitleView:textField];
7725     }
7726 }
7727
7728 - (void) reloadData {
7729     id object([search_ text]);
7730     if ([self filter] == @selector(isUnfilteredAndSearchedForBy:))
7731         object = [object componentsSeparatedByString:@" "];
7732
7733     [self setObject:object];
7734     [self resetCursor];
7735
7736     [super reloadData];
7737 }
7738
7739 - (void) didSelectPackage:(Package *)package {
7740     [search_ resignFirstResponder];
7741     [super didSelectPackage:package];
7742 }
7743
7744 @end
7745 /* }}} */
7746 /* Package Settings Controller {{{ */
7747 @interface PackageSettingsController : CyteViewController <
7748     UITableViewDataSource,
7749     UITableViewDelegate
7750 > {
7751     _transient Database *database_;
7752     _H<NSString> name_;
7753     _H<Package> package_;
7754     _H<UITableView, 2> table_;
7755     _H<UISwitch> subscribedSwitch_;
7756     _H<UISwitch> ignoredSwitch_;
7757     _H<UITableViewCell> subscribedCell_;
7758     _H<UITableViewCell> ignoredCell_;
7759 }
7760
7761 - (id) initWithDatabase:(Database *)database package:(NSString *)package;
7762
7763 @end
7764
7765 @implementation PackageSettingsController
7766
7767 - (NSURL *) navigationURL {
7768     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/settings", (id) name_]];
7769 }
7770
7771 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
7772     if (package_ == nil)
7773         return 0;
7774
7775     if ([package_ installed] == nil)
7776         return 1;
7777     else
7778         return 2;
7779 }
7780
7781 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7782     if (package_ == nil)
7783         return 0;
7784
7785     // both sections contain just one item right now.
7786     return 1;
7787 }
7788
7789 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
7790     return nil;
7791 }
7792
7793 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
7794     if (section == 0)
7795         return UCLocalize("SHOW_ALL_CHANGES_EX");
7796     else
7797         return UCLocalize("IGNORE_UPGRADES_EX");
7798 }
7799
7800 - (void) onSubscribed:(id)control {
7801     bool value([control isOn]);
7802     if (package_ == nil)
7803         return;
7804     if ([package_ setSubscribed:value])
7805         [delegate_ updateData];
7806 }
7807
7808 - (void) _updateIgnored {
7809     const char *package([name_ UTF8String]);
7810     bool on([ignoredSwitch_ isOn]);
7811
7812     pid_t pid(ExecFork());
7813     if (pid == 0) {
7814         FILE *dpkg(popen("dpkg --set-selections", "w"));
7815         fwrite(package, strlen(package), 1, dpkg);
7816
7817         if (on)
7818             fwrite(" hold\n", 6, 1, dpkg);
7819         else
7820             fwrite(" install\n", 9, 1, dpkg);
7821
7822         pclose(dpkg);
7823
7824         exit(0);
7825         _assert(false);
7826     }
7827
7828     _forever {
7829         int status;
7830         int result(waitpid(pid, &status, 0));
7831
7832         if (result != -1) {
7833             _assert(result == pid);
7834             break;
7835         }
7836     }
7837 }
7838
7839 - (void) onIgnored:(id)control {
7840     NSInvocation *invocation([NSInvocation invocationWithMethodSignature:[self methodSignatureForSelector:@selector(_updateIgnored)]]);
7841     [invocation setTarget:self];
7842     [invocation setSelector:@selector(_updateIgnored)];
7843
7844     [delegate_ reloadDataWithInvocation:invocation];
7845 }
7846
7847 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7848     if (package_ == nil)
7849         return nil;
7850
7851     switch ([indexPath section]) {
7852         case 0: return subscribedCell_;
7853         case 1: return ignoredCell_;
7854
7855         _nodefault
7856     }
7857
7858     return nil;
7859 }
7860
7861 - (void) loadView {
7862     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7863
7864     table_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped] autorelease];
7865     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7866     [(UITableView *) table_ setDataSource:self];
7867     [table_ setDelegate:self];
7868     [[self view] addSubview:table_];
7869
7870     subscribedSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
7871     [subscribedSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7872     [subscribedSwitch_ addTarget:self action:@selector(onSubscribed:) forEvents:UIControlEventValueChanged];
7873
7874     ignoredSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
7875     [ignoredSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7876     [ignoredSwitch_ addTarget:self action:@selector(onIgnored:) forEvents:UIControlEventValueChanged];
7877
7878     subscribedCell_ = [[[UITableViewCell alloc] init] autorelease];
7879     [subscribedCell_ setText:UCLocalize("SHOW_ALL_CHANGES")];
7880     [subscribedCell_ setAccessoryView:subscribedSwitch_];
7881     [subscribedCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7882
7883     ignoredCell_ = [[[UITableViewCell alloc] init] autorelease];
7884     [ignoredCell_ setText:UCLocalize("IGNORE_UPGRADES")];
7885     [ignoredCell_ setAccessoryView:ignoredSwitch_];
7886     [ignoredCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7887 }
7888
7889 - (void) viewDidLoad {
7890     [super viewDidLoad];
7891
7892     [[self navigationItem] setTitle:UCLocalize("SETTINGS")];
7893 }
7894
7895 - (void) releaseSubviews {
7896     ignoredCell_ = nil;
7897     subscribedCell_ = nil;
7898     table_ = nil;
7899     ignoredSwitch_ = nil;
7900     subscribedSwitch_ = nil;
7901
7902     [super releaseSubviews];
7903 }
7904
7905 - (id) initWithDatabase:(Database *)database package:(NSString *)package {
7906     if ((self = [super init]) != nil) {
7907         database_ = database;
7908         name_ = package;
7909     } return self;
7910 }
7911
7912 - (void) reloadData {
7913     [super reloadData];
7914
7915     package_ = [database_ packageWithName:name_];
7916
7917     if (package_ != nil) {
7918         [subscribedSwitch_ setOn:([package_ subscribed] ? 1 : 0) animated:NO];
7919         [ignoredSwitch_ setOn:([package_ ignored] ? 1 : 0) animated:NO];
7920     } // XXX: what now, G?
7921
7922     [table_ reloadData];
7923 }
7924
7925 @end
7926 /* }}} */
7927
7928 /* Installed Controller {{{ */
7929 @interface InstalledController : FilteredPackageListController {
7930     BOOL expert_;
7931 }
7932
7933 - (id) initWithDatabase:(Database *)database;
7934
7935 - (void) updateRoleButton;
7936 - (void) queueStatusDidChange;
7937
7938 @end
7939
7940 @implementation InstalledController
7941
7942 - (NSURL *) navigationURL {
7943     return [NSURL URLWithString:@"cydia://installed"];
7944 }
7945
7946 - (id) initWithDatabase:(Database *)database {
7947     if ((self = [super initWithDatabase:database title:UCLocalize("INSTALLED") filter:@selector(isInstalledAndUnfiltered:) with:[NSNumber numberWithBool:YES]]) != nil) {
7948         [self updateRoleButton];
7949         [self queueStatusDidChange];
7950     } return self;
7951 }
7952
7953 #if !AlwaysReload
7954 - (void) queueButtonClicked {
7955     [delegate_ queue];
7956 }
7957 #endif
7958
7959 - (void) queueStatusDidChange {
7960 #if !AlwaysReload
7961     if (IsWildcat_) {
7962         if (Queuing_) {
7963             [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7964                 initWithTitle:UCLocalize("QUEUE")
7965                 style:UIBarButtonItemStyleDone
7966                 target:self
7967                 action:@selector(queueButtonClicked)
7968             ] autorelease]];
7969         } else {
7970             [[self navigationItem] setLeftBarButtonItem:nil];
7971         }
7972     }
7973 #endif
7974 }
7975
7976 - (void) updateRoleButton {
7977     if (Role_ != nil && ![Role_ isEqualToString:@"Developer"])
7978         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
7979             initWithTitle:(expert_ ? UCLocalize("EXPERT") : UCLocalize("SIMPLE"))
7980             style:(expert_ ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
7981             target:self
7982             action:@selector(roleButtonClicked)
7983         ] autorelease]];
7984 }
7985
7986 - (void) roleButtonClicked {
7987     [self setObject:[NSNumber numberWithBool:expert_]];
7988     [self reloadData];
7989     expert_ = !expert_;
7990
7991     [self updateRoleButton];
7992 }
7993
7994 @end
7995 /* }}} */
7996
7997 /* Source Cell {{{ */
7998 @interface SourceCell : CyteTableViewCell <
7999     CyteTableViewCellDelegate
8000 > {
8001     _H<NSURL> url_;
8002     _H<UIImage> icon_;
8003     _H<NSString> origin_;
8004     _H<NSString> label_;
8005 }
8006
8007 - (void) setSource:(Source *)source;
8008
8009 @end
8010
8011 @implementation SourceCell
8012
8013 - (void) _setImage:(NSArray *)data {
8014     if ([url_ isEqual:[data objectAtIndex:0]]) {
8015         icon_ = [data objectAtIndex:1];
8016         [content_ setNeedsDisplay];
8017     }
8018 }
8019
8020 - (void) _setSource:(NSURL *) url {
8021     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
8022
8023     if (NSData *data = [NSURLConnection
8024         sendSynchronousRequest:[NSURLRequest
8025             requestWithURL:url
8026             //cachePolicy:NSURLRequestUseProtocolCachePolicy
8027             //timeoutInterval:5
8028         ]
8029
8030         returningResponse:NULL
8031         error:NULL
8032     ])
8033         if (UIImage *image = [UIImage imageWithData:data])
8034             [self performSelectorOnMainThread:@selector(_setImage:) withObject:[NSArray arrayWithObjects:url, image, nil] waitUntilDone:NO];
8035
8036     [pool release];
8037 }
8038
8039 - (void) setSource:(Source *)source {
8040     icon_ = [UIImage applicationImageNamed:@"unknown.png"];
8041
8042     origin_ = [source name];
8043     label_ = [source rooturi];
8044
8045     [content_ setNeedsDisplay];
8046
8047     url_ = [source iconURL];
8048     [NSThread detachNewThreadSelector:@selector(_setSource:) toTarget:self withObject:url_];
8049 }
8050
8051 - (SourceCell *) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
8052     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
8053         UIView *content([self contentView]);
8054         CGRect bounds([content bounds]);
8055
8056         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
8057         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8058         [content_ setBackgroundColor:[UIColor whiteColor]];
8059         [content addSubview:content_];
8060
8061         [content_ setDelegate:self];
8062         [content_ setOpaque:YES];
8063
8064         [[content_ layer] setContentsGravity:kCAGravityTopLeft];
8065     } return self;
8066 }
8067
8068 - (NSString *) accessibilityLabel {
8069     return label_;
8070 }
8071
8072 - (void) drawContentRect:(CGRect)rect {
8073     bool highlighted(highlighted_);
8074     float width(rect.size.width);
8075
8076     if (icon_ != nil) {
8077         CGRect rect;
8078         rect.size = [(UIImage *) icon_ size];
8079
8080         while (rect.size.width > 32 || rect.size.height > 32) {
8081             rect.size.width /= 2;
8082             rect.size.height /= 2;
8083         }
8084
8085         rect.origin.x = 25 - rect.size.width / 2;
8086         rect.origin.y = 25 - rect.size.height / 2;
8087
8088         [icon_ drawInRect:rect];
8089     }
8090
8091     if (highlighted)
8092         UISetColor(White_);
8093
8094     if (!highlighted)
8095         UISetColor(Black_);
8096     [origin_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - 60) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
8097
8098     if (!highlighted)
8099         UISetColor(Blue_);
8100     [label_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 75) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
8101 }
8102
8103 @end
8104 /* }}} */
8105 /* Source Controller {{{ */
8106 @interface SourceController : FilteredPackageListController {
8107     _transient Source *source_;
8108     _H<NSString> key_;
8109 }
8110
8111 - (id) initWithDatabase:(Database *)database source:(Source *)source;
8112
8113 @end
8114
8115 @implementation SourceController
8116
8117 - (NSURL *) navigationURL {
8118     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sources/%@", [key_ stringByAddingPercentEscapesIncludingReserved]]];
8119 }
8120
8121 - (id) initWithDatabase:(Database *)database source:(Source *)source {
8122     if ((self = [super initWithDatabase:database title:[source label] filter:@selector(isVisibleInSource:) with:source]) != nil) {
8123         source_ = source;
8124         key_ = [source key];
8125     } return self;
8126 }
8127
8128 - (void) reloadData {
8129     source_ = [database_ sourceWithKey:key_];
8130     key_ = [source_ key];
8131     [self setObject:source_];
8132
8133     [[self navigationItem] setTitle:[source_ label]];
8134
8135     [super reloadData];
8136 }
8137
8138 @end
8139 /* }}} */
8140 /* Sources Controller {{{ */
8141 @interface SourcesController : CyteViewController <
8142     UITableViewDataSource,
8143     UITableViewDelegate
8144 > {
8145     _transient Database *database_;
8146     unsigned era_;
8147
8148     _H<UITableView, 2> list_;
8149     _H<NSMutableArray> sources_;
8150     int offset_;
8151
8152     _H<NSString> href_;
8153     _H<UIProgressHUD> hud_;
8154     _H<NSError> error_;
8155
8156     //NSURLConnection *installer_;
8157     NSURLConnection *trivial_;
8158     NSURLConnection *trivial_bz2_;
8159     NSURLConnection *trivial_gz_;
8160     //NSURLConnection *automatic_;
8161
8162     BOOL cydia_;
8163 }
8164
8165 - (id) initWithDatabase:(Database *)database;
8166 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated;
8167
8168 @end
8169
8170 @implementation SourcesController
8171
8172 - (void) _releaseConnection:(NSURLConnection *)connection {
8173     if (connection != nil) {
8174         [connection cancel];
8175         //[connection setDelegate:nil];
8176         [connection release];
8177     }
8178 }
8179
8180 - (void) dealloc {
8181     //[self _releaseConnection:installer_];
8182     [self _releaseConnection:trivial_];
8183     [self _releaseConnection:trivial_gz_];
8184     [self _releaseConnection:trivial_bz2_];
8185     //[self _releaseConnection:automatic_];
8186
8187     [super dealloc];
8188 }
8189
8190 - (NSURL *) navigationURL {
8191     return [NSURL URLWithString:@"cydia://sources"];
8192 }
8193
8194 - (void) viewDidAppear:(BOOL)animated {
8195     [super viewDidAppear:animated];
8196     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
8197 }
8198
8199 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8200     return 1;
8201 }
8202
8203 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
8204     return nil;
8205 }
8206
8207 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8208     return [sources_ count];
8209 }
8210
8211 - (Source *) sourceAtIndexPath:(NSIndexPath *)indexPath {
8212 @synchronized (database_) {
8213     if ([database_ era] != era_)
8214         return nil;
8215
8216     return [sources_ objectAtIndex:[indexPath row]];
8217 } }
8218
8219 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8220     static NSString *cellIdentifier = @"SourceCell";
8221
8222     SourceCell *cell = (SourceCell *) [tableView dequeueReusableCellWithIdentifier:cellIdentifier];
8223     if(cell == nil) cell = [[[SourceCell alloc] initWithFrame:CGRectZero reuseIdentifier:cellIdentifier] autorelease];
8224     [cell setSource:[self sourceAtIndexPath:indexPath]];
8225     [cell setAccessoryType:UITableViewCellAccessoryDisclosureIndicator];
8226
8227     return cell;
8228 }
8229
8230 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
8231     Source *source = [self sourceAtIndexPath:indexPath];
8232
8233     SourceController *controller = [[[SourceController alloc]
8234         initWithDatabase:database_
8235         source:source
8236     ] autorelease];
8237
8238     [controller setDelegate:delegate_];
8239
8240     [[self navigationController] pushViewController:controller animated:YES];
8241 }
8242
8243 - (BOOL) tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath {
8244     Source *source = [self sourceAtIndexPath:indexPath];
8245     return [source record] != nil;
8246 }
8247
8248 - (void) tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath {
8249     if (editingStyle ==  UITableViewCellEditingStyleDelete) {
8250         Source *source = [self sourceAtIndexPath:indexPath];
8251         [Sources_ removeObjectForKey:[source key]];
8252         [delegate_ syncData];
8253     }
8254 }
8255
8256 - (void) complete {
8257     [delegate_ addTrivialSource:href_];
8258     href_ = nil;
8259
8260     [delegate_ syncData];
8261 }
8262
8263 - (NSString *) getWarning {
8264     NSString *href(href_);
8265     NSRange colon([href rangeOfString:@"://"]);
8266     if (colon.location != NSNotFound)
8267         href = [href substringFromIndex:(colon.location + 3)];
8268     href = [href stringByAddingPercentEscapes];
8269     href = [CydiaURL(@"api/repotag/") stringByAppendingString:href];
8270
8271     NSURL *url([NSURL URLWithString:href]);
8272
8273     NSStringEncoding encoding;
8274     NSError *error(nil);
8275
8276     if (NSString *warning = [NSString stringWithContentsOfURL:url usedEncoding:&encoding error:&error])
8277         return [warning length] == 0 ? nil : warning;
8278     return nil;
8279 }
8280
8281 - (void) _endConnection:(NSURLConnection *)connection {
8282     // XXX: the memory management in this method is horribly awkward
8283
8284     NSURLConnection **field = NULL;
8285     if (connection == trivial_)
8286         field = &trivial_;
8287     else if (connection == trivial_bz2_)
8288         field = &trivial_bz2_;
8289     else if (connection == trivial_gz_)
8290         field = &trivial_gz_;
8291     _assert(field != NULL);
8292     [connection release];
8293     *field = nil;
8294
8295     if (
8296         trivial_ == nil &&
8297         trivial_bz2_ == nil &&
8298         trivial_gz_ == nil
8299     ) {
8300         NSString *warning(cydia_ ? [self yieldToSelector:@selector(getWarning)] : nil);
8301
8302         [delegate_ releaseNetworkActivityIndicator];
8303
8304         [delegate_ removeProgressHUD:hud_];
8305         hud_ = nil;
8306
8307         if (cydia_) {
8308             if (warning != nil) {
8309                 UIAlertView *alert = [[[UIAlertView alloc]
8310                     initWithTitle:UCLocalize("SOURCE_WARNING")
8311                     message:warning
8312                     delegate:self
8313                     cancelButtonTitle:UCLocalize("CANCEL")
8314                     otherButtonTitles:
8315                         UCLocalize("ADD_ANYWAY"),
8316                     nil
8317                 ] autorelease];
8318
8319                 [alert setContext:@"warning"];
8320                 [alert setNumberOfRows:1];
8321                 [alert show];
8322
8323                 // XXX: there used to be this great mechanism called yieldToPopup... who deleted it?
8324                 error_ = nil;
8325                 return;
8326             }
8327
8328             [self complete];
8329         } else if (error_ != nil) {
8330             UIAlertView *alert = [[[UIAlertView alloc]
8331                 initWithTitle:UCLocalize("VERIFICATION_ERROR")
8332                 message:[error_ localizedDescription]
8333                 delegate:self
8334                 cancelButtonTitle:UCLocalize("OK")
8335                 otherButtonTitles:nil
8336             ] autorelease];
8337
8338             [alert setContext:@"urlerror"];
8339             [alert show];
8340
8341             href_ = nil;
8342         } else {
8343             UIAlertView *alert = [[[UIAlertView alloc]
8344                 initWithTitle:UCLocalize("NOT_REPOSITORY")
8345                 message:UCLocalize("NOT_REPOSITORY_EX")
8346                 delegate:self
8347                 cancelButtonTitle:UCLocalize("OK")
8348                 otherButtonTitles:nil
8349             ] autorelease];
8350
8351             [alert setContext:@"trivial"];
8352             [alert show];
8353
8354             href_ = nil;
8355         }
8356
8357         error_ = nil;
8358     }
8359 }
8360
8361 - (void) connection:(NSURLConnection *)connection didReceiveResponse:(NSHTTPURLResponse *)response {
8362     switch ([response statusCode]) {
8363         case 200:
8364             cydia_ = YES;
8365     }
8366 }
8367
8368 - (void) connection:(NSURLConnection *)connection didFailWithError:(NSError *)error {
8369     lprintf("connection:\"%s\" didFailWithError:\"%s\"", [href_ UTF8String], [[error localizedDescription] UTF8String]);
8370     error_ = error;
8371     [self _endConnection:connection];
8372 }
8373
8374 - (void) connectionDidFinishLoading:(NSURLConnection *)connection {
8375     [self _endConnection:connection];
8376 }
8377
8378 - (NSURLConnection *) _requestHRef:(NSString *)href method:(NSString *)method {
8379     NSURL *url([NSURL URLWithString:href]);
8380
8381     NSMutableURLRequest *request = [NSMutableURLRequest
8382         requestWithURL:url
8383         cachePolicy:NSURLRequestUseProtocolCachePolicy
8384         timeoutInterval:120.0
8385     ];
8386
8387     [request setHTTPMethod:method];
8388
8389     if (Machine_ != NULL)
8390         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
8391
8392     if ([url isCydiaSecure]) {
8393         if (UniqueID_ != nil) {
8394             [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
8395             [request setValue:UniqueID_ forHTTPHeaderField:@"X-Cydia-Id"];
8396         }
8397     }
8398
8399     return [[[NSURLConnection alloc] initWithRequest:request delegate:self] autorelease];
8400 }
8401
8402 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
8403     NSString *context([alert context]);
8404
8405     if ([context isEqualToString:@"source"]) {
8406         switch (button) {
8407             case 1: {
8408                 NSString *href = [[alert textField] text];
8409
8410                 //installer_ = [[self _requestHRef:href method:@"GET"] retain];
8411
8412                 if (![href hasSuffix:@"/"])
8413                     href_ = [href stringByAppendingString:@"/"];
8414                 else
8415                     href_ = href;
8416
8417                 trivial_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages"] method:@"HEAD"] retain];
8418                 trivial_bz2_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.bz2"] method:@"HEAD"] retain];
8419                 trivial_gz_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.gz"] method:@"HEAD"] retain];
8420                 //trivial_bz2_ = [[self _requestHRef:[href stringByAppendingString:@"dists/Release"] method:@"HEAD"] retain];
8421
8422                 cydia_ = false;
8423
8424                 // XXX: this is stupid
8425                 hud_ = [delegate_ addProgressHUD];
8426                 [hud_ setText:UCLocalize("VERIFYING_URL")];
8427                 [delegate_ retainNetworkActivityIndicator];
8428             } break;
8429
8430             case 0:
8431             break;
8432
8433             _nodefault
8434         }
8435
8436         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8437     } else if ([context isEqualToString:@"trivial"])
8438         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8439     else if ([context isEqualToString:@"urlerror"])
8440         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8441     else if ([context isEqualToString:@"warning"]) {
8442         switch (button) {
8443             case 1:
8444                 [self performSelector:@selector(complete) withObject:nil afterDelay:0];
8445             break;
8446
8447             case 0:
8448             break;
8449
8450             _nodefault
8451         }
8452
8453         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8454     }
8455 }
8456
8457 - (void) loadView {
8458     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8459
8460     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain] autorelease];
8461     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8462     [list_ setRowHeight:53];
8463     [(UITableView *) list_ setDataSource:self];
8464     [list_ setDelegate:self];
8465     [[self view] addSubview:list_];
8466 }
8467
8468 - (void) viewDidLoad {
8469     [super viewDidLoad];
8470
8471     [[self navigationItem] setTitle:UCLocalize("SOURCES")];
8472     [self updateButtonsForEditingStatus:NO animated:NO];
8473 }
8474
8475 - (void) releaseSubviews {
8476     list_ = nil;
8477
8478     sources_ = nil;
8479
8480     [super releaseSubviews];
8481 }
8482
8483 - (id) initWithDatabase:(Database *)database {
8484     if ((self = [super init]) != nil) {
8485         database_ = database;
8486     } return self;
8487 }
8488
8489 - (void) reloadData {
8490     [super reloadData];
8491
8492 @synchronized (database_) {
8493     era_ = [database_ era];
8494
8495     pkgSourceList list;
8496     if ([database_ popErrorWithTitle:UCLocalize("SOURCES") forOperation:list.ReadMainList()])
8497         return;
8498
8499     sources_ = [NSMutableArray arrayWithCapacity:16];
8500     [sources_ addObjectsFromArray:[database_ sources]];
8501     _trace();
8502     [sources_ sortUsingSelector:@selector(compareByName:)];
8503     _trace();
8504
8505     int count([sources_ count]);
8506     offset_ = 0;
8507     for (int i = 0; i != count; i++) {
8508         if ([[sources_ objectAtIndex:i] record] == nil)
8509             break;
8510         offset_++;
8511     }
8512
8513     [list_ setEditing:NO];
8514     [self updateButtonsForEditingStatus:NO animated:NO];
8515     [list_ reloadData];
8516 } }
8517
8518 - (void) showAddSourcePrompt {
8519     UIAlertView *alert = [[[UIAlertView alloc]
8520         initWithTitle:UCLocalize("ENTER_APT_URL")
8521         message:nil
8522         delegate:self
8523         cancelButtonTitle:UCLocalize("CANCEL")
8524         otherButtonTitles:
8525             UCLocalize("ADD_SOURCE"),
8526         nil
8527     ] autorelease];
8528
8529     [alert setContext:@"source"];
8530
8531     [alert setNumberOfRows:1];
8532     [alert addTextFieldWithValue:@"http://" label:@""];
8533
8534     UITextInputTraits *traits = [[alert textField] textInputTraits];
8535     [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
8536     [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
8537     [traits setKeyboardType:UIKeyboardTypeURL];
8538     // XXX: UIReturnKeyDone
8539     [traits setReturnKeyType:UIReturnKeyNext];
8540
8541     [alert show];
8542 }
8543
8544 - (void) addButtonClicked {
8545     [self showAddSourcePrompt];
8546 }
8547
8548 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated {
8549     [[self navigationItem] setLeftBarButtonItem:(editing ? [[[UIBarButtonItem alloc]
8550         initWithTitle:UCLocalize("ADD")
8551         style:UIBarButtonItemStylePlain
8552         target:self
8553         action:@selector(addButtonClicked)
8554     ] autorelease] : [[self navigationItem] backBarButtonItem]) animated:animated];
8555
8556     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8557         initWithTitle:(editing ? UCLocalize("DONE") : UCLocalize("EDIT"))
8558         style:(editing ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8559         target:self
8560         action:@selector(editButtonClicked)
8561     ] autorelease] animated:animated];
8562
8563     if (IsWildcat_ && !editing)
8564         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8565             initWithTitle:UCLocalize("SETTINGS")
8566             style:UIBarButtonItemStylePlain
8567             target:self
8568             action:@selector(settingsButtonClicked)
8569         ] autorelease]];
8570 }
8571
8572 - (void) settingsButtonClicked {
8573     [delegate_ showSettings];
8574 }
8575
8576 - (void) editButtonClicked {
8577     [list_ setEditing:![list_ isEditing] animated:YES];
8578
8579     [self updateButtonsForEditingStatus:[list_ isEditing] animated:YES];
8580 }
8581
8582 @end
8583 /* }}} */
8584
8585 /* Settings Controller {{{ */
8586 @interface SettingsController : CyteViewController <
8587     UITableViewDataSource,
8588     UITableViewDelegate
8589 > {
8590     _transient Database *database_;
8591     // XXX: ok, "roledelegate_"?...
8592     _transient id roledelegate_;
8593     _H<UITableView, 2> table_;
8594     _H<UISegmentedControl> segment_;
8595     _H<UIView> container_;
8596 }
8597
8598 - (void) showDoneButton;
8599 - (void) resizeSegmentedControl;
8600
8601 @end
8602
8603 @implementation SettingsController
8604
8605 - (void) loadView {
8606     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8607
8608     table_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped] autorelease];
8609     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8610     [table_ setDelegate:self];
8611     [(UITableView *) table_ setDataSource:self];
8612     [[self view] addSubview:table_];
8613
8614     NSArray *items = [NSArray arrayWithObjects:
8615         UCLocalize("USER"),
8616         UCLocalize("HACKER"),
8617         UCLocalize("DEVELOPER"),
8618     nil];
8619     segment_ = [[[UISegmentedControl alloc] initWithItems:items] autorelease];
8620     [segment_ setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleLeftMargin)];
8621     container_ = [[[UIView alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, 44.0f)] autorelease];
8622     [container_ addSubview:segment_];
8623 }
8624
8625 - (void) viewDidLoad {
8626     [super viewDidLoad];
8627
8628     [[self navigationItem] setTitle:UCLocalize("WHO_ARE_YOU")];
8629
8630     int index = -1;
8631     if ([Role_ isEqualToString:@"User"]) index = 0;
8632     if ([Role_ isEqualToString:@"Hacker"]) index = 1;
8633     if ([Role_ isEqualToString:@"Developer"]) index = 2;
8634     if (index != -1) {
8635         [segment_ setSelectedSegmentIndex:index];
8636         [self showDoneButton];
8637     }
8638
8639     [segment_ addTarget:self action:@selector(segmentChanged:) forControlEvents:UIControlEventValueChanged];
8640     [self resizeSegmentedControl];
8641 }
8642
8643 - (void) releaseSubviews {
8644     table_ = nil;
8645     segment_ = nil;
8646     container_ = nil;
8647
8648     [super releaseSubviews];
8649 }
8650
8651 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
8652     if ((self = [super init]) != nil) {
8653         database_ = database;
8654         roledelegate_ = delegate;
8655     } return self;
8656 }
8657
8658 - (void) resizeSegmentedControl {
8659     CGFloat width = [[self view] frame].size.width;
8660     [segment_ setFrame:CGRectMake(width / 32.0f, 0, width - (width / 32.0f * 2.0f), 44.0f)];
8661 }
8662
8663 - (void) viewWillAppear:(BOOL)animated {
8664     [super viewWillAppear:animated];
8665
8666     [self resizeSegmentedControl];
8667 }
8668
8669 - (void) willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation duration:(NSTimeInterval)duration {
8670     [self resizeSegmentedControl];
8671 }
8672
8673 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
8674     [self resizeSegmentedControl];
8675 }
8676
8677 - (void) save {
8678     NSString *role(nil);
8679
8680     switch ([segment_ selectedSegmentIndex]) {
8681         case 0: role = @"User"; break;
8682         case 1: role = @"Hacker"; break;
8683         case 2: role = @"Developer"; break;
8684
8685         _nodefault
8686     }
8687
8688     if (![role isEqualToString:Role_]) {
8689         bool rolling(Role_ == nil);
8690         Role_ = role;
8691
8692         Settings_ = [NSMutableDictionary dictionaryWithObjectsAndKeys:
8693             Role_, @"Role",
8694         nil];
8695
8696         [Metadata_ setObject:Settings_ forKey:@"Settings"];
8697         Changed_ = true;
8698
8699         if (rolling)
8700             [roledelegate_ loadData];
8701         else
8702             [roledelegate_ updateData];
8703     }
8704 }
8705
8706 - (void) segmentChanged:(UISegmentedControl *)control {
8707     [self showDoneButton];
8708 }
8709
8710 - (void) saveAndClose {
8711     [self save];
8712
8713     [[self navigationItem] setRightBarButtonItem:nil];
8714     [[self navigationController] dismissModalViewControllerAnimated:YES];
8715 }
8716
8717 - (void) doneButtonClicked {
8718     UIActivityIndicatorView *spinner = [[[UIActivityIndicatorView alloc] initWithFrame:CGRectMake(0, 0, 20.0f, 20.0f)] autorelease];
8719     [spinner startAnimating];
8720     UIBarButtonItem *spinItem = [[[UIBarButtonItem alloc] initWithCustomView:spinner] autorelease];
8721     [[self navigationItem] setRightBarButtonItem:spinItem];
8722
8723     [self performSelector:@selector(saveAndClose) withObject:nil afterDelay:0];
8724 }
8725
8726 - (void) showDoneButton {
8727     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8728         initWithTitle:UCLocalize("DONE")
8729         style:UIBarButtonItemStyleDone
8730         target:self
8731         action:@selector(doneButtonClicked)
8732     ] autorelease] animated:([[self navigationItem] rightBarButtonItem] == nil)];
8733 }
8734
8735 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8736     // XXX: For not having a single cell in the table, this sure is a lot of sections.
8737     return 6;
8738 }
8739
8740 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8741     return 0; // :(
8742 }
8743
8744 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8745     return nil; // This method is required by the protocol.
8746 }
8747
8748 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
8749     if (section == 1)
8750         return UCLocalize("ROLE_EX");
8751     if (section == 4)
8752         return [NSString stringWithFormat:
8753             @"%@: %@\n%@: %@\n%@: %@",
8754             UCLocalize("USER"), UCLocalize("USER_EX"),
8755             UCLocalize("HACKER"), UCLocalize("HACKER_EX"),
8756             UCLocalize("DEVELOPER"), UCLocalize("DEVELOPER_EX")
8757         ];
8758     else return nil;
8759 }
8760
8761 - (CGFloat) tableView:(UITableView *)tableView heightForHeaderInSection:(NSInteger)section {
8762     return section == 3 ? 44.0f : 0;
8763 }
8764
8765 - (UIView *) tableView:(UITableView *)tableView viewForHeaderInSection:(NSInteger)section {
8766     return section == 3 ? container_ : nil;
8767 }
8768
8769 - (void) reloadData {
8770     [super reloadData];
8771
8772     [table_ reloadData];
8773 }
8774
8775 @end
8776 /* }}} */
8777 /* Stash Controller {{{ */
8778 @interface StashController : CyteViewController {
8779     _H<UIActivityIndicatorView> spinner_;
8780     _H<UILabel> status_;
8781     _H<UILabel> caption_;
8782 }
8783
8784 @end
8785
8786 @implementation StashController
8787
8788 - (void) loadView {
8789     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8790     [[self view] setBackgroundColor:[UIColor viewFlipsideBackgroundColor]];
8791
8792     spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteLarge] autorelease];
8793     CGRect spinrect = [spinner_ frame];
8794     spinrect.origin.x = ([[self view] frame].size.width / 2) - (spinrect.size.width / 2);
8795     spinrect.origin.y = [[self view] frame].size.height - 80.0f;
8796     [spinner_ setFrame:spinrect];
8797     [spinner_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin];
8798     [[self view] addSubview:spinner_];
8799     [spinner_ startAnimating];
8800
8801     CGRect captrect;
8802     captrect.size.width = [[self view] frame].size.width;
8803     captrect.size.height = 40.0f;
8804     captrect.origin.x = 0;
8805     captrect.origin.y = ([[self view] frame].size.height / 2) - (captrect.size.height * 2);
8806     caption_ = [[[UILabel alloc] initWithFrame:captrect] autorelease];
8807     [caption_ setText:UCLocalize("PREPARING_FILESYSTEM")];
8808     [caption_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8809     [caption_ setFont:[UIFont boldSystemFontOfSize:28.0f]];
8810     [caption_ setTextColor:[UIColor whiteColor]];
8811     [caption_ setBackgroundColor:[UIColor clearColor]];
8812     [caption_ setShadowColor:[UIColor blackColor]];
8813     [caption_ setTextAlignment:UITextAlignmentCenter];
8814     [[self view] addSubview:caption_];
8815
8816     CGRect statusrect;
8817     statusrect.size.width = [[self view] frame].size.width;
8818     statusrect.size.height = 30.0f;
8819     statusrect.origin.x = 0;
8820     statusrect.origin.y = ([[self view] frame].size.height / 2) - statusrect.size.height;
8821     status_ = [[[UILabel alloc] initWithFrame:statusrect] autorelease];
8822     [status_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8823     [status_ setText:UCLocalize("EXIT_WHEN_COMPLETE")];
8824     [status_ setFont:[UIFont systemFontOfSize:16.0f]];
8825     [status_ setTextColor:[UIColor whiteColor]];
8826     [status_ setBackgroundColor:[UIColor clearColor]];
8827     [status_ setShadowColor:[UIColor blackColor]];
8828     [status_ setTextAlignment:UITextAlignmentCenter];
8829     [[self view] addSubview:status_];
8830 }
8831
8832 - (void) releaseSubviews {
8833     spinner_ = nil;
8834     status_ = nil;
8835     caption_ = nil;
8836
8837     [super releaseSubviews];
8838 }
8839
8840 @end
8841 /* }}} */
8842
8843 @interface CYURLCache : SDURLCache {
8844 }
8845
8846 @end
8847
8848 @implementation CYURLCache
8849
8850 - (void) logEvent:(NSString *)event forRequest:(NSURLRequest *)request {
8851 #if !ForRelease
8852     if (false);
8853     else if ([event isEqualToString:@"no-cache"])
8854         event = @"!!!";
8855     else if ([event isEqualToString:@"store"])
8856         event = @">>>";
8857     else if ([event isEqualToString:@"invalid"])
8858         event = @"???";
8859     else if ([event isEqualToString:@"memory"])
8860         event = @"mem";
8861     else if ([event isEqualToString:@"disk"])
8862         event = @"ssd";
8863     else if ([event isEqualToString:@"miss"])
8864         event = @"---";
8865
8866     NSLog(@"%@: %@", event, [[request URL] absoluteString]);
8867 #endif
8868 }
8869
8870 - (void) storeCachedResponse:(NSCachedURLResponse *)cached forRequest:(NSURLRequest *)request {
8871     if (NSURLResponse *response = [cached response])
8872         if (NSString *mime = [response MIMEType])
8873             if ([mime isEqualToString:@"text/cache-manifest"]) {
8874                 NSURL *url([response URL]);
8875
8876 #if !ForRelease
8877                 NSLog(@"###: %@", [url absoluteString]);
8878 #endif
8879
8880                 @synchronized (HostConfig_) {
8881                     [CachedURLs_ addObject:url];
8882                 }
8883             }
8884
8885     [super storeCachedResponse:cached forRequest:request];
8886 }
8887
8888 @end
8889
8890 @interface Cydia : UIApplication <
8891     ConfirmationControllerDelegate,
8892     DatabaseDelegate,
8893     CydiaDelegate,
8894     UINavigationControllerDelegate,
8895     UITabBarControllerDelegate
8896 > {
8897     _H<UIWindow> window_;
8898     _H<CYTabBarController> tabbar_;
8899     _H<CydiaLoadingViewController> emulated_;
8900
8901     _H<NSMutableArray> essential_;
8902     _H<NSMutableArray> broken_;
8903
8904     Database *database_;
8905
8906     _H<NSURL> starturl_;
8907
8908     unsigned locked_;
8909     unsigned activity_;
8910
8911     _H<StashController> stash_;
8912
8913     bool loaded_;
8914 }
8915
8916 - (void) loadData;
8917
8918 @end
8919
8920 @implementation Cydia
8921
8922 - (void) beginUpdate {
8923     [tabbar_ beginUpdate];
8924 }
8925
8926 - (BOOL) updating {
8927     return [tabbar_ updating];
8928 }
8929
8930 - (void) _loaded {
8931     if ([broken_ count] != 0) {
8932         int count = [broken_ count];
8933
8934         UIAlertView *alert = [[[UIAlertView alloc]
8935             initWithTitle:(count == 1 ? UCLocalize("HALFINSTALLED_PACKAGE") : [NSString stringWithFormat:UCLocalize("HALFINSTALLED_PACKAGES"), count])
8936             message:UCLocalize("HALFINSTALLED_PACKAGE_EX")
8937             delegate:self
8938             cancelButtonTitle:UCLocalize("FORCIBLY_CLEAR")
8939             otherButtonTitles:
8940                 UCLocalize("TEMPORARY_IGNORE"),
8941             nil
8942         ] autorelease];
8943
8944         [alert setContext:@"fixhalf"];
8945         [alert setNumberOfRows:2];
8946         [alert show];
8947     } else if (!Ignored_ && [essential_ count] != 0) {
8948         int count = [essential_ count];
8949
8950         UIAlertView *alert = [[[UIAlertView alloc]
8951             initWithTitle:(count == 1 ? UCLocalize("ESSENTIAL_UPGRADE") : [NSString stringWithFormat:UCLocalize("ESSENTIAL_UPGRADES"), count])
8952             message:UCLocalize("ESSENTIAL_UPGRADE_EX")
8953             delegate:self
8954             cancelButtonTitle:UCLocalize("TEMPORARY_IGNORE")
8955             otherButtonTitles:
8956                 UCLocalize("UPGRADE_ESSENTIAL"),
8957                 UCLocalize("COMPLETE_UPGRADE"),
8958             nil
8959         ] autorelease];
8960
8961         [alert setContext:@"upgrade"];
8962         [alert show];
8963     }
8964 }
8965
8966 - (void) returnToCydia {
8967     [self _loaded];
8968 }
8969
8970 - (void) _saveConfig {
8971     _trace();
8972     MetaFile_.Sync();
8973     _trace();
8974
8975     if (Changed_) {
8976         NSString *error(nil);
8977
8978         if (NSData *data = [NSPropertyListSerialization dataFromPropertyList:Metadata_ format:NSPropertyListBinaryFormat_v1_0 errorDescription:&error]) {
8979             _trace();
8980             NSError *error(nil);
8981             if (![data writeToFile:@"/var/lib/cydia/metadata.plist" options:NSAtomicWrite error:&error])
8982                 NSLog(@"failure to save metadata data: %@", error);
8983             _trace();
8984
8985             Changed_ = false;
8986         } else {
8987             NSLog(@"failure to serialize metadata: %@", error);
8988         }
8989     }
8990
8991     CydiaWriteSources();
8992 }
8993
8994 // Navigation controller for the queuing badge.
8995 - (UINavigationController *) queueNavigationController {
8996     NSArray *controllers = [tabbar_ viewControllers];
8997     return [controllers objectAtIndex:3];
8998 }
8999
9000 - (void) unloadData {
9001     [tabbar_ unloadData];
9002 }
9003
9004 - (void) _updateData {
9005     [self _saveConfig];
9006     [self unloadData];
9007
9008     UINavigationController *navigation = [self queueNavigationController];
9009
9010     id queuedelegate = nil;
9011     if ([[navigation viewControllers] count] > 0)
9012         queuedelegate = [[navigation viewControllers] objectAtIndex:0];
9013
9014     [queuedelegate queueStatusDidChange];
9015     [[navigation tabBarItem] setBadgeValue:(Queuing_ ? UCLocalize("Q_D") : nil)];
9016 }
9017
9018 - (void) _refreshIfPossible:(NSDate *)update {
9019     NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
9020
9021     bool recently = false;
9022     if (update != nil) {
9023         NSTimeInterval interval([update timeIntervalSinceNow]);
9024         if (interval <= 0 && interval > -(15*60))
9025             recently = true;
9026     }
9027
9028     // Don't automatic refresh if:
9029     //  - We already refreshed recently.
9030     //  - We already auto-refreshed this launch.
9031     //  - Auto-refresh is disabled.
9032     if (recently || loaded_ || ManualRefresh) {
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         SCNetworkReachabilityFlags flags; {
9042             SCNetworkReachabilityRef reachability(SCNetworkReachabilityCreateWithName(NULL, "cydia.saurik.com"));
9043             SCNetworkReachabilityGetFlags(reachability, &flags);
9044             CFRelease(reachability);
9045         }
9046
9047         // XXX: this elaborate mess is what Apple is using to determine this? :(
9048         // XXX: do we care if the user has to intervene? maybe that's ok?
9049         bool reachable(
9050             (flags & kSCNetworkReachabilityFlagsReachable) != 0 && (
9051                 (flags & kSCNetworkReachabilityFlagsConnectionRequired) == 0 || (
9052                     (flags & kSCNetworkReachabilityFlagsConnectionOnDemand) != 0 ||
9053                     (flags & kSCNetworkReachabilityFlagsConnectionOnTraffic) != 0
9054                 ) && (flags & kSCNetworkReachabilityFlagsInterventionRequired) == 0 ||
9055                 (flags & kSCNetworkReachabilityFlagsIsWWAN) != 0
9056             )
9057         );
9058
9059         // If we can reach the server, auto-refresh!
9060         if (reachable)
9061             [tabbar_ performSelectorOnMainThread:@selector(setUpdate:) withObject:update waitUntilDone:NO];
9062     }
9063
9064     [pool release];
9065 }
9066
9067 - (void) refreshIfPossible {
9068     [NSThread detachNewThreadSelector:@selector(_refreshIfPossible:) toTarget:self withObject:[Metadata_ objectForKey:@"LastUpdate"]];
9069 }
9070
9071 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
9072 @synchronized (self) {
9073     UIProgressHUD *hud(loaded_ ? [self addProgressHUD] : nil);
9074     [hud setText:UCLocalize("RELOADING_DATA")];
9075
9076     [database_ yieldToSelector:@selector(reloadDataWithInvocation:) withObject:invocation];
9077
9078     size_t changes(0);
9079
9080     [essential_ removeAllObjects];
9081     [broken_ removeAllObjects];
9082
9083     NSArray *packages([database_ packages]);
9084     for (Package *package in packages) {
9085         if ([package half])
9086             [broken_ addObject:package];
9087         if ([package upgradableAndEssential:NO]) {
9088             if ([package essential])
9089                 [essential_ addObject:package];
9090             ++changes;
9091         }
9092     }
9093
9094     UITabBarItem *changesItem = [[[tabbar_ viewControllers] objectAtIndex:2] tabBarItem];
9095     if (changes != 0) {
9096         _trace();
9097         NSString *badge([[NSNumber numberWithInt:changes] stringValue]);
9098         [changesItem setBadgeValue:badge];
9099         [changesItem setAnimatedBadge:([essential_ count] > 0)];
9100         [self setApplicationIconBadgeNumber:changes];
9101     } else {
9102         _trace();
9103         [changesItem setBadgeValue:nil];
9104         [changesItem setAnimatedBadge:NO];
9105         [self setApplicationIconBadgeNumber:0];
9106     }
9107
9108     [self _updateData];
9109
9110     if (hud != nil)
9111         [self removeProgressHUD:hud];
9112 } }
9113
9114 - (void) updateData {
9115     [self _updateData];
9116 }
9117
9118 - (void) update_ {
9119     [database_ update];
9120     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
9121 }
9122
9123 - (void) disemulate {
9124     if (emulated_ == nil)
9125         return;
9126
9127     [window_ addSubview:[tabbar_ view]];
9128     [[emulated_ view] removeFromSuperview];
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     if (IsWildcat_)
9136         [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
9137
9138     UIViewController *parent;
9139     if (emulated_ == nil)
9140         parent = tabbar_;
9141     else if (!force)
9142         parent = emulated_;
9143     else {
9144         [self disemulate];
9145         parent = tabbar_;
9146     }
9147
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) updateValues {
9201     Changed_ = true;
9202 }
9203
9204 - (void) resolve {
9205     pkgProblemResolver *resolver = [database_ resolver];
9206
9207     resolver->InstallProtect();
9208     if (!resolver->Resolve(true))
9209         _error->Discard();
9210 }
9211
9212 - (bool) perform {
9213     // XXX: this is a really crappy way of doing this.
9214     // like, seriously: this state machine is still broken, and cancelling this here doesn't really /fix/ that.
9215     // for one, the user can still /start/ a reloading data event while they have a queue, which is stupid
9216     // for two, this just means there is a race condition between the refresh completing and the confirmation controller appearing.
9217     if ([tabbar_ updating])
9218         [tabbar_ cancelUpdate];
9219
9220     if (![database_ prepare])
9221         return false;
9222
9223     ConfirmationController *page([[[ConfirmationController alloc] initWithDatabase:database_] autorelease]);
9224     [page setDelegate:self];
9225     UINavigationController *confirm_([[[UINavigationController alloc] initWithRootViewController:page] autorelease]);
9226
9227     if (IsWildcat_)
9228         [confirm_ setModalPresentationStyle:UIModalPresentationFormSheet];
9229     [tabbar_ presentModalViewController:confirm_ animated:YES];
9230
9231     return true;
9232 }
9233
9234 - (void) queue {
9235     @synchronized (self) {
9236         [self perform];
9237     }
9238 }
9239
9240 - (void) clearPackage:(Package *)package {
9241     @synchronized (self) {
9242         [package clear];
9243         [self resolve];
9244         [self perform];
9245     }
9246 }
9247
9248 - (void) installPackages:(NSArray *)packages {
9249     @synchronized (self) {
9250         for (Package *package in packages)
9251             [package install];
9252         [self resolve];
9253         [self perform];
9254     }
9255 }
9256
9257 - (void) installPackage:(Package *)package {
9258     @synchronized (self) {
9259         [package install];
9260         [self resolve];
9261         [self perform];
9262     }
9263 }
9264
9265 - (void) removePackage:(Package *)package {
9266     @synchronized (self) {
9267         [package remove];
9268         [self resolve];
9269         [self perform];
9270     }
9271 }
9272
9273 - (void) distUpgrade {
9274     @synchronized (self) {
9275         if (![database_ upgrade])
9276             return;
9277         [self perform];
9278     }
9279 }
9280
9281 - (void) perform_ {
9282     [database_ perform];
9283     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
9284 }
9285
9286 - (void) confirmWithNavigationController:(UINavigationController *)navigation {
9287     Queuing_ = false;
9288     ++locked_;
9289     [self detachNewProgressSelector:@selector(perform_) toTarget:self forController:navigation title:@"RUNNING"];
9290     --locked_;
9291     [self refreshIfPossible];
9292 }
9293
9294 - (void) showSettings {
9295     [self presentModalViewController:[[[SettingsController alloc] initWithDatabase:database_ delegate:self] autorelease] force:NO];
9296 }
9297
9298 - (void) retainNetworkActivityIndicator {
9299     if (activity_++ == 0)
9300         [self setNetworkActivityIndicatorVisible:YES];
9301
9302 #if TraceLogging
9303     NSLog(@"retainNetworkActivityIndicator->%d", activity_);
9304 #endif
9305 }
9306
9307 - (void) releaseNetworkActivityIndicator {
9308     if (--activity_ == 0)
9309         [self setNetworkActivityIndicatorVisible:NO];
9310
9311 #if TraceLogging
9312     NSLog(@"releaseNetworkActivityIndicator->%d", activity_);
9313 #endif
9314
9315 }
9316
9317 - (void) cancelAndClear:(bool)clear {
9318     @synchronized (self) {
9319         if (clear) {
9320             [database_ clear];
9321             Queuing_ = false;
9322         } else {
9323             Queuing_ = true;
9324         }
9325
9326         [self _updateData];
9327     }
9328 }
9329
9330 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
9331     NSString *context([alert context]);
9332
9333     if ([context isEqualToString:@"conffile"]) {
9334         FILE *input = [database_ input];
9335         if (button == [alert cancelButtonIndex])
9336             fprintf(input, "N\n");
9337         else if (button == [alert firstOtherButtonIndex])
9338             fprintf(input, "Y\n");
9339         fflush(input);
9340
9341         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9342     } else if ([context isEqualToString:@"fixhalf"]) {
9343         if (button == [alert cancelButtonIndex]) {
9344             @synchronized (self) {
9345                 for (Package *broken in (id) broken_) {
9346                     [broken remove];
9347
9348                     NSString *id = [broken id];
9349                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.prerm", id] UTF8String]);
9350                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postrm", id] UTF8String]);
9351                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.preinst", id] UTF8String]);
9352                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postinst", id] UTF8String]);
9353                 }
9354
9355                 [self resolve];
9356                 [self perform];
9357             }
9358         } else if (button == [alert firstOtherButtonIndex]) {
9359             [broken_ removeAllObjects];
9360             [self _loaded];
9361         }
9362
9363         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9364     } else if ([context isEqualToString:@"upgrade"]) {
9365         if (button == [alert firstOtherButtonIndex]) {
9366             @synchronized (self) {
9367                 for (Package *essential in (id) essential_)
9368                     [essential install];
9369
9370                 [self resolve];
9371                 [self perform];
9372             }
9373         } else if (button == [alert firstOtherButtonIndex] + 1) {
9374             [self distUpgrade];
9375         } else if (button == [alert cancelButtonIndex]) {
9376             Ignored_ = YES;
9377         }
9378
9379         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9380     }
9381 }
9382
9383 - (void) system:(NSString *)command {
9384     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9385
9386     _trace();
9387     system([command UTF8String]);
9388     _trace();
9389
9390     [pool release];
9391 }
9392
9393 - (void) applicationWillSuspend {
9394     [database_ clean];
9395     [super applicationWillSuspend];
9396 }
9397
9398 - (BOOL) isSafeToSuspend {
9399     if (locked_ != 0) {
9400 #if !ForRelease
9401         NSLog(@"isSafeToSuspend: locked_ != 0");
9402 #endif
9403         return false;
9404     }
9405
9406     // Use external process status API internally.
9407     // This is probably a really bad idea.
9408     // XXX: what is the point of this? does this solve anything at all?
9409     uint64_t status = 0;
9410     int notify_token;
9411     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
9412         notify_get_state(notify_token, &status);
9413         notify_cancel(notify_token);
9414     }
9415
9416     if (status != 0) {
9417 #if !ForRelease
9418         NSLog(@"isSafeToSuspend: status != 0");
9419 #endif
9420         return false;
9421     }
9422
9423 #if !ForRelease
9424     NSLog(@"isSafeToSuspend: -> true");
9425 #endif
9426     return true;
9427 }
9428
9429 - (void) applicationSuspend:(__GSEvent *)event {
9430     if ([self isSafeToSuspend])
9431         [super applicationSuspend:event];
9432 }
9433
9434 - (void) _animateSuspension:(BOOL)arg0 duration:(double)arg1 startTime:(double)arg2 scale:(float)arg3 {
9435     if ([self isSafeToSuspend])
9436         [super _animateSuspension:arg0 duration:arg1 startTime:arg2 scale:arg3];
9437 }
9438
9439 - (void) _setSuspended:(BOOL)value {
9440     if ([self isSafeToSuspend])
9441         [super _setSuspended:value];
9442 }
9443
9444 - (UIProgressHUD *) addProgressHUD {
9445     UIProgressHUD *hud([[[UIProgressHUD alloc] init] autorelease]);
9446     [hud setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
9447
9448     [window_ setUserInteractionEnabled:NO];
9449
9450     UIViewController *target(tabbar_);
9451     if (UIViewController *modal = [target modalViewController])
9452         target = modal;
9453
9454     [hud showInView:[target view]];
9455
9456     ++locked_;
9457     return hud;
9458 }
9459
9460 - (void) removeProgressHUD:(UIProgressHUD *)hud {
9461     --locked_;
9462     [hud hide];
9463     [hud removeFromSuperview];
9464     [window_ setUserInteractionEnabled:YES];
9465 }
9466
9467 - (CyteViewController *) pageForPackage:(NSString *)name {
9468     return [[[CYPackageController alloc] initWithDatabase:database_ forPackage:name] autorelease];
9469 }
9470
9471 - (CyteViewController *) pageForURL:(NSURL *)url forExternal:(BOOL)external {
9472     NSString *scheme([[url scheme] lowercaseString]);
9473     if ([[url absoluteString] length] <= [scheme length] + 3)
9474         return nil;
9475     NSString *path([[url absoluteString] substringFromIndex:[scheme length] + 3]);
9476     NSArray *components([path componentsSeparatedByString:@"/"]);
9477
9478     if ([scheme isEqualToString:@"apptapp"] && [components count] > 0 && [[components objectAtIndex:0] isEqualToString:@"package"])
9479         return [self pageForPackage:[components objectAtIndex:1]];
9480
9481     if ([components count] < 1 || ![scheme isEqualToString:@"cydia"])
9482         return nil;
9483
9484     NSString *base([components objectAtIndex:0]);
9485
9486     CyteViewController *controller = nil;
9487
9488     if ([base isEqualToString:@"url"]) {
9489         // This kind of URL can contain slashes in the argument, so we can't parse them below.
9490         NSString *destination = [[url absoluteString] substringFromIndex:([scheme length] + [@"://" length] + [base length] + [@"/" length])];
9491         controller = [[[CydiaWebViewController alloc] initWithURL:[NSURL URLWithString:destination]] autorelease];
9492     } else if (!external && [components count] == 1) {
9493         if ([base isEqualToString:@"manage"]) {
9494             controller = [[[ManageController alloc] init] autorelease];
9495         }
9496
9497         if ([base isEqualToString:@"storage"]) {
9498             controller = [[[CydiaWebViewController alloc] initWithURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/storage/", UI_]]] autorelease];
9499         }
9500
9501         if ([base isEqualToString:@"sources"]) {
9502             controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9503         }
9504
9505         if ([base isEqualToString:@"home"]) {
9506             controller = [[[HomeController alloc] init] autorelease];
9507         }
9508
9509         if ([base isEqualToString:@"sections"]) {
9510             controller = [[[SectionsController alloc] initWithDatabase:database_] autorelease];
9511         }
9512
9513         if ([base isEqualToString:@"search"]) {
9514             controller = [[[SearchController alloc] initWithDatabase:database_ query:nil] autorelease];
9515         }
9516
9517         if ([base isEqualToString:@"changes"]) {
9518             controller = [[[ChangesController alloc] initWithDatabase:database_] autorelease];
9519         }
9520
9521         if ([base isEqualToString:@"installed"]) {
9522             controller = [[[InstalledController alloc] initWithDatabase:database_] autorelease];
9523         }
9524     } else if ([components count] == 2) {
9525         NSString *argument = [components objectAtIndex:1];
9526
9527         if ([base isEqualToString:@"package"]) {
9528             controller = [self pageForPackage:argument];
9529         }
9530
9531         if (!external && [base isEqualToString:@"search"]) {
9532             controller = [[[SearchController alloc] initWithDatabase:database_ query:argument] autorelease];
9533         }
9534
9535         if (!external && [base isEqualToString:@"sections"]) {
9536             if ([argument isEqualToString:@"all"])
9537                 argument = nil;
9538             controller = [[[SectionController alloc] initWithDatabase:database_ section:argument] autorelease];
9539         }
9540
9541         if (!external && [base isEqualToString:@"sources"]) {
9542             if ([argument isEqualToString:@"add"]) {
9543                 controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9544                 [(SourcesController *)controller showAddSourcePrompt];
9545             } else {
9546                 Source *source = [database_ sourceWithKey:[argument stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
9547                 controller = [[[SourceController alloc] initWithDatabase:database_ source:source] autorelease];
9548             }
9549         }
9550
9551         if (!external && [base isEqualToString:@"launch"]) {
9552             [self launchApplicationWithIdentifier:argument suspended:NO];
9553             return nil;
9554         }
9555     } else if (!external && [components count] == 3) {
9556         NSString *arg1 = [components objectAtIndex:1];
9557         NSString *arg2 = [components objectAtIndex:2];
9558
9559         if ([base isEqualToString:@"package"]) {
9560             if ([arg2 isEqualToString:@"settings"]) {
9561                 controller = [[[PackageSettingsController alloc] initWithDatabase:database_ package:arg1] autorelease];
9562             } else if ([arg2 isEqualToString:@"files"]) {
9563                 if (Package *package = [database_ packageWithName:arg1]) {
9564                     controller = [[[FileTable alloc] initWithDatabase:database_] autorelease];
9565                     [(FileTable *)controller setPackage:package];
9566                 }
9567             }
9568         }
9569     }
9570
9571     [controller setDelegate:self];
9572     return controller;
9573 }
9574
9575 - (BOOL) openCydiaURL:(NSURL *)url forExternal:(BOOL)external {
9576     CyteViewController *page([self pageForURL:url forExternal:external]);
9577
9578     if (page != nil) {
9579         UINavigationController *nav = [[[UINavigationController alloc] init] autorelease];
9580         [nav setViewControllers:[NSArray arrayWithObject:page]];
9581         [tabbar_ setUnselectedViewController:nav];
9582     }
9583
9584     return page != nil;
9585 }
9586
9587 - (void) applicationOpenURL:(NSURL *)url {
9588     [super applicationOpenURL:url];
9589
9590     if (!loaded_)
9591         starturl_ = url;
9592     else
9593         [self openCydiaURL:url forExternal:YES];
9594 }
9595
9596 - (void) applicationWillResignActive:(UIApplication *)application {
9597     // Stop refreshing if you get a phone call or lock the device.
9598     if ([tabbar_ updating])
9599         [tabbar_ cancelUpdate];
9600
9601     if ([[self superclass] instancesRespondToSelector:@selector(applicationWillResignActive:)])
9602         [super applicationWillResignActive:application];
9603 }
9604
9605 - (void) saveState {
9606     [Metadata_ setObject:[tabbar_ navigationURLCollection] forKey:@"InterfaceState"];
9607     [Metadata_ setObject:[NSDate date] forKey:@"LastClosed"];
9608     [Metadata_ setObject:[NSNumber numberWithInt:[tabbar_ selectedIndex]] forKey:@"InterfaceIndex"];
9609     Changed_ = true;
9610
9611     [self _saveConfig];
9612 }
9613
9614 - (void) applicationWillTerminate:(UIApplication *)application {
9615     [self saveState];
9616 }
9617
9618 - (void) setConfigurationData:(NSString *)data {
9619     static Pcre conffile_r("^'(.*)' '(.*)' ([01]) ([01])$");
9620
9621     if (!conffile_r(data)) {
9622         lprintf("E:invalid conffile\n");
9623         return;
9624     }
9625
9626     NSString *ofile = conffile_r[1];
9627     //NSString *nfile = conffile_r[2];
9628
9629     UIAlertView *alert = [[[UIAlertView alloc]
9630         initWithTitle:UCLocalize("CONFIGURATION_UPGRADE")
9631         message:[NSString stringWithFormat:@"%@\n\n%@", UCLocalize("CONFIGURATION_UPGRADE_EX"), ofile]
9632         delegate:self
9633         cancelButtonTitle:UCLocalize("KEEP_OLD_COPY")
9634         otherButtonTitles:
9635             UCLocalize("ACCEPT_NEW_COPY"),
9636             // XXX: UCLocalize("SEE_WHAT_CHANGED"),
9637         nil
9638     ] autorelease];
9639
9640     [alert setContext:@"conffile"];
9641     [alert setNumberOfRows:2];
9642     [alert show];
9643 }
9644
9645 - (void) addStashController {
9646     ++locked_;
9647     stash_ = [[[StashController alloc] init] autorelease];
9648     [window_ addSubview:[stash_ view]];
9649 }
9650
9651 - (void) removeStashController {
9652     [[stash_ view] removeFromSuperview];
9653     stash_ = nil;
9654     --locked_;
9655 }
9656
9657 - (void) stash {
9658     [self setIdleTimerDisabled:YES];
9659
9660     [[UIApplication sharedApplication] setStatusBarStyle:UIStatusBarStyleBlackOpaque];
9661     UpdateExternalStatus(1);
9662     [self yieldToSelector:@selector(system:) withObject:@"/usr/libexec/cydia/free.sh"];
9663     UpdateExternalStatus(0);
9664
9665     [self removeStashController];
9666
9667     if (ExecFork() == 0) {
9668         execlp("launchctl", "launchctl", "stop", "com.apple.SpringBoard", NULL);
9669         perror("launchctl stop");
9670     }
9671 }
9672
9673 - (void) setupViewControllers {
9674     tabbar_ = [[[CYTabBarController alloc] initWithDatabase:database_] autorelease];
9675
9676     NSMutableArray *items([NSMutableArray arrayWithObjects:
9677         [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage applicationImageNamed:@"home.png"] tag:0] autorelease],
9678         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SECTIONS") image:[UIImage applicationImageNamed:@"install.png"] tag:0] autorelease],
9679         [[[UITabBarItem alloc] initWithTitle:UCLocalize("CHANGES") image:[UIImage applicationImageNamed:@"changes.png"] tag:0] autorelease],
9680         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage applicationImageNamed:@"search.png"] tag:0] autorelease],
9681     nil]);
9682
9683     if (IsWildcat_) {
9684         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage applicationImageNamed:@"source.png"] tag:0] autorelease] atIndex:3];
9685         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
9686     } else {
9687         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("MANAGE") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
9688     }
9689
9690     NSMutableArray *controllers([NSMutableArray array]);
9691     for (UITabBarItem *item in items) {
9692         UINavigationController *controller([[[UINavigationController alloc] init] autorelease]);
9693         [controller setTabBarItem:item];
9694         [controllers addObject:controller];
9695     }
9696     [tabbar_ setViewControllers:controllers];
9697
9698     [tabbar_ setUpdateDelegate:self];
9699 }
9700
9701 - (void) _sendMemoryWarningNotification {
9702     [[NSNotificationCenter defaultCenter] postNotificationName:@"UIApplicationDidReceiveMemoryWarningNotification" object:[UIApplication sharedApplication]];
9703 }
9704
9705 - (void) _sendMemoryWarningNotifications {
9706     while (true) {
9707         [self performSelectorOnMainThread:@selector(_sendMemoryWarningNotification) withObject:nil waitUntilDone:NO];
9708         usleep(250000);
9709     }
9710 }
9711
9712 - (void) applicationDidFinishLaunching:(id)unused {
9713     //[NSThread detachNewThreadSelector:@selector(_sendMemoryWarningNotifications) toTarget:self withObject:nil];
9714
9715 _trace();
9716     if ([self respondsToSelector:@selector(setApplicationSupportsShakeToEdit:)])
9717         [self setApplicationSupportsShakeToEdit:NO];
9718
9719     @synchronized (HostConfig_) {
9720         [BridgedHosts_ addObject:[[NSURL URLWithString:CydiaURL(@"")] host]];
9721     }
9722
9723     [NSURLCache setSharedURLCache:[[[CYURLCache alloc]
9724         initWithMemoryCapacity:524288
9725         diskCapacity:10485760
9726         diskPath:[NSString stringWithFormat:@"%@/Library/Caches/com.saurik.Cydia/SDURLCache", @"/var/root"]
9727     ] autorelease]];
9728
9729     [CydiaWebViewController _initialize];
9730
9731     [NSURLProtocol registerClass:[CydiaURLProtocol class]];
9732
9733     // this would disallow http{,s} URLs from accessing this data
9734     //[WebView registerURLSchemeAsLocal:@"cydia"];
9735
9736     Font12_ = [UIFont systemFontOfSize:12];
9737     Font12Bold_ = [UIFont boldSystemFontOfSize:12];
9738     Font14_ = [UIFont systemFontOfSize:14];
9739     Font18Bold_ = [UIFont boldSystemFontOfSize:18];
9740     Font22Bold_ = [UIFont boldSystemFontOfSize:22];
9741
9742     essential_ = [NSMutableArray arrayWithCapacity:4];
9743     broken_ = [NSMutableArray arrayWithCapacity:4];
9744
9745     // XXX: I really need this thing... like, seriously... I'm sorry
9746     [[[AppCacheController alloc] initWithURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/appcache/", UI_]]] reloadData];
9747
9748     window_ = [[[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]] autorelease];
9749     [window_ orderFront:self];
9750     [window_ makeKey:self];
9751     [window_ setHidden:NO];
9752
9753     if (
9754         readlink("/Applications", NULL, 0) == -1 && errno == EINVAL ||
9755         readlink("/Library/Ringtones", NULL, 0) == -1 && errno == EINVAL ||
9756         readlink("/Library/Wallpaper", NULL, 0) == -1 && errno == EINVAL ||
9757         //readlink("/usr/bin", NULL, 0) == -1 && errno == EINVAL ||
9758         readlink("/usr/include", NULL, 0) == -1 && errno == EINVAL ||
9759         readlink("/usr/lib/pam", NULL, 0) == -1 && errno == EINVAL ||
9760         readlink("/usr/libexec", NULL, 0) == -1 && errno == EINVAL ||
9761         readlink("/usr/share", NULL, 0) == -1 && errno == EINVAL ||
9762         //readlink("/var/lib", NULL, 0) == -1 && errno == EINVAL ||
9763         false
9764     ) {
9765         [self addStashController];
9766         // XXX: this would be much cleaner as a yieldToSelector:
9767         // that way the removeStashController could happen right here inline
9768         // we also could no longer require the useless stash_ field anymore
9769         [self performSelector:@selector(stash) withObject:nil afterDelay:0];
9770         return;
9771     }
9772
9773     database_ = [Database sharedInstance];
9774     [database_ setDelegate:self];
9775
9776     [window_ setUserInteractionEnabled:NO];
9777     [self setupViewControllers];
9778
9779     emulated_ = [[[CydiaLoadingViewController alloc] init] autorelease];
9780     [window_ addSubview:[emulated_ view]];
9781
9782     [self performSelector:@selector(loadData) withObject:nil afterDelay:0];
9783 _trace();
9784 }
9785
9786 - (NSArray *) defaultStartPages {
9787     NSMutableArray *standard = [NSMutableArray array];
9788     [standard addObject:[NSArray arrayWithObject:@"cydia://home"]];
9789     [standard addObject:[NSArray arrayWithObject:@"cydia://sections"]];
9790     [standard addObject:[NSArray arrayWithObject:@"cydia://changes"]];
9791     if (!IsWildcat_) {
9792         [standard addObject:[NSArray arrayWithObject:@"cydia://manage"]];
9793     } else {
9794         [standard addObject:[NSArray arrayWithObject:@"cydia://installed"]];
9795         [standard addObject:[NSArray arrayWithObject:@"cydia://sources"]];
9796     }
9797     [standard addObject:[NSArray arrayWithObject:@"cydia://search"]];
9798     return standard;
9799 }
9800
9801 - (void) loadData {
9802 _trace();
9803     if (Role_ == nil) {
9804         [window_ setUserInteractionEnabled:YES];
9805         [self showSettings];
9806         return;
9807     } else {
9808         if ([emulated_ modalViewController] != nil)
9809             [emulated_ dismissModalViewControllerAnimated:YES];
9810         [window_ setUserInteractionEnabled:NO];
9811     }
9812
9813     [self reloadDataWithInvocation:nil];
9814     [self refreshIfPossible];
9815     PrintTimes();
9816
9817     [self disemulate];
9818
9819     int savedIndex = [[Metadata_ objectForKey:@"InterfaceIndex"] intValue];
9820     NSArray *saved = [[Metadata_ objectForKey:@"InterfaceState"] mutableCopy];
9821     int standardIndex = 0;
9822     NSArray *standard = [self defaultStartPages];
9823
9824     BOOL valid = YES;
9825
9826     if (saved == nil)
9827         valid = NO;
9828
9829     NSDate *closed = [Metadata_ objectForKey:@"LastClosed"];
9830     if (valid && closed != nil) {
9831         NSTimeInterval interval([closed timeIntervalSinceNow]);
9832         // XXX: Is 15 minutes the optimal time here?
9833         if (interval > 0 && interval <= -(15*60))
9834             valid = NO;
9835     }
9836
9837     if (valid && [saved count] != [standard count])
9838         valid = NO;
9839
9840     if (valid) {
9841         for (unsigned int i = 0; i < [standard count]; i++) {
9842             NSArray *std = [standard objectAtIndex:i], *sav = [saved objectAtIndex:i];
9843             // XXX: The "hasPrefix" sanity check here could be, in theory, fooled,
9844             //      but it's good enough for now.
9845             if ([sav count] == 0 || ![[sav objectAtIndex:0] hasPrefix:[std objectAtIndex:0]]) {
9846                 valid = NO;
9847                 break;
9848             }
9849         }
9850     }
9851
9852     NSArray *items = nil;
9853     if (valid) {
9854         [tabbar_ setSelectedIndex:savedIndex];
9855         items = saved;
9856     } else {
9857         [tabbar_ setSelectedIndex:standardIndex];
9858         items = standard;
9859     }
9860
9861     for (unsigned int tab = 0; tab < [[tabbar_ viewControllers] count]; tab++) {
9862         NSArray *stack = [items objectAtIndex:tab];
9863         UINavigationController *navigation = [[tabbar_ viewControllers] objectAtIndex:tab];
9864         NSMutableArray *current = [NSMutableArray array];
9865
9866         for (unsigned int nav = 0; nav < [stack count]; nav++) {
9867             NSString *addr = [stack objectAtIndex:nav];
9868             NSURL *url = [NSURL URLWithString:addr];
9869             CyteViewController *page = [self pageForURL:url forExternal:NO];
9870             if (page != nil)
9871                 [current addObject:page];
9872         }
9873
9874         [navigation setViewControllers:current];
9875     }
9876
9877     // (Try to) show the startup URL.
9878     if (starturl_ != nil) {
9879         [self openCydiaURL:starturl_ forExternal:NO];
9880         starturl_ = nil;
9881     }
9882 }
9883
9884 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item {
9885     if (item != nil && IsWildcat_) {
9886         [sheet showFromBarButtonItem:item animated:YES];
9887     } else {
9888         [sheet showInView:window_];
9889     }
9890 }
9891
9892 - (void) addProgressEvent:(CydiaProgressEvent *)event forTask:(NSString *)task {
9893     id<ProgressDelegate> progress([database_ progressDelegate] ?: [self invokeNewProgress:nil forController:nil withTitle:task]);
9894     [progress setTitle:task];
9895     [progress addProgressEvent:event];
9896 }
9897
9898 - (void) addProgressEventForTask:(NSArray *)data {
9899     CydiaProgressEvent *event([data objectAtIndex:0]);
9900     NSString *task([data count] < 2 ? nil : [data objectAtIndex:1]);
9901     [self addProgressEvent:event forTask:task];
9902 }
9903
9904 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task {
9905     [self performSelectorOnMainThread:@selector(addProgressEventForTask:) withObject:[NSArray arrayWithObjects:event, task, nil] waitUntilDone:YES];
9906 }
9907
9908 @end
9909
9910 /*IMP alloc_;
9911 id Alloc_(id self, SEL selector) {
9912     id object = alloc_(self, selector);
9913     lprintf("[%s]A-%p\n", self->isa->name, object);
9914     return object;
9915 }*/
9916
9917 /*IMP dealloc_;
9918 id Dealloc_(id self, SEL selector) {
9919     id object = dealloc_(self, selector);
9920     lprintf("[%s]D-%p\n", self->isa->name, object);
9921     return object;
9922 }*/
9923
9924 Class $WebDefaultUIKitDelegate;
9925
9926 MSHook(void, UIWebDocumentView$_setUIKitDelegate$, UIWebDocumentView *self, SEL _cmd, id delegate) {
9927     if (delegate == nil && $WebDefaultUIKitDelegate != nil)
9928         delegate = [$WebDefaultUIKitDelegate sharedUIKitDelegate];
9929     return _UIWebDocumentView$_setUIKitDelegate$(self, _cmd, delegate);
9930 }
9931
9932 static NSSet *MobilizedFiles_;
9933
9934 static NSURL *MobilizeURL(NSURL *url) {
9935     NSString *path([url path]);
9936     if ([path hasPrefix:@"/var/root/"]) {
9937         NSString *file([path substringFromIndex:10]);
9938         if ([MobilizedFiles_ containsObject:file])
9939             url = [NSURL fileURLWithPath:[@"/var/mobile/" stringByAppendingString:file] isDirectory:NO];
9940     }
9941
9942     return url;
9943 }
9944
9945 Class $CFXPreferencesPropertyListSource;
9946 @class CFXPreferencesPropertyListSource;
9947
9948 MSHook(BOOL, CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync, CFXPreferencesPropertyListSource *self, SEL _cmd) {
9949     NSURL *&url(MSHookIvar<NSURL *>(self, "_url")), *old(url);
9950     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9951     url = MobilizeURL(url);
9952     BOOL value(_CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync(self, _cmd));
9953     //NSLog(@"%@ %s", [url absoluteString], value ? "YES" : "NO");
9954     url = old;
9955     [pool release];
9956     return value;
9957 }
9958
9959 MSHook(void *, CFXPreferencesPropertyListSource$createPlistFromDisk, CFXPreferencesPropertyListSource *self, SEL _cmd) {
9960     NSURL *&url(MSHookIvar<NSURL *>(self, "_url")), *old(url);
9961     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9962     url = MobilizeURL(url);
9963     void *value(_CFXPreferencesPropertyListSource$createPlistFromDisk(self, _cmd));
9964     //NSLog(@"%@ %@", [url absoluteString], value);
9965     url = old;
9966     [pool release];
9967     return value;
9968 }
9969
9970 Class $NSURLConnection;
9971
9972 MSHook(id, NSURLConnection$init$, NSURLConnection *self, SEL _cmd, NSURLRequest *request, id delegate, BOOL usesCache, int64_t maxContentLength, BOOL startImmediately, NSDictionary *connectionProperties) {
9973     NSMutableURLRequest *copy([request mutableCopy]);
9974
9975     NSURL *url([copy URL]);
9976
9977     NSString *href([url absoluteString]);
9978     NSString *host([url host]);
9979     NSString *scheme([[url scheme] lowercaseString]);
9980
9981     NSString *compound([NSString stringWithFormat:@"%@:%@", scheme, host]);
9982
9983     @synchronized (HostConfig_) {
9984         if ([copy respondsToSelector:@selector(setHTTPShouldUsePipelining:)])
9985             if ([PipelinedHosts_ containsObject:host] || [PipelinedHosts_ containsObject:compound])
9986                 [copy setHTTPShouldUsePipelining:YES];
9987
9988         if (NSString *control = [copy valueForHTTPHeaderField:@"Cache-Control"])
9989             if ([control isEqualToString:@"max-age=0"])
9990                 if ([CachedURLs_ containsObject:href]) {
9991 #if !ForRelease
9992                     NSLog(@"~~~: %@", href);
9993 #endif
9994
9995                     [copy setCachePolicy:NSURLRequestReturnCacheDataDontLoad];
9996
9997                     [copy setValue:nil forHTTPHeaderField:@"Cache-Control"];
9998                     [copy setValue:nil forHTTPHeaderField:@"If-Modified-Since"];
9999                     [copy setValue:nil forHTTPHeaderField:@"If-None-Match"];
10000                 }
10001     }
10002
10003     if ((self = _NSURLConnection$init$(self, _cmd, copy, delegate, usesCache, maxContentLength, startImmediately, connectionProperties)) != nil) {
10004     } return self;
10005 }
10006
10007 int main(int argc, char *argv[]) {
10008     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
10009
10010     _trace();
10011
10012     UpdateExternalStatus(0);
10013
10014     if (Class $UIDevice = objc_getClass("UIDevice")) {
10015         UIDevice *device([$UIDevice currentDevice]);
10016         IsWildcat_ = [device respondsToSelector:@selector(isWildcat)] && [device isWildcat];
10017     } else
10018         IsWildcat_ = false;
10019
10020     UIScreen *screen([UIScreen mainScreen]);
10021     if ([screen respondsToSelector:@selector(scale)])
10022         ScreenScale_ = [screen scale];
10023     else
10024         ScreenScale_ = 1;
10025
10026     UIDevice *device([UIDevice currentDevice]);
10027     if (![device respondsToSelector:@selector(userInterfaceIdiom)])
10028         Idiom_ = @"iphone";
10029     else {
10030         UIUserInterfaceIdiom idiom([device userInterfaceIdiom]);
10031         if (idiom == UIUserInterfaceIdiomPhone)
10032             Idiom_ = @"iphone";
10033         else if (idiom == UIUserInterfaceIdiomPad)
10034             Idiom_ = @"ipad";
10035         else
10036             NSLog(@"unknown UIUserInterfaceIdiom!");
10037     }
10038
10039     Pcre pattern("^([0-9]+\\.[0-9]+)");
10040
10041     if (pattern([device systemVersion]))
10042         Firmware_ = pattern[1];
10043     if (pattern(Cydia_))
10044         Major_ = pattern[1];
10045
10046     SessionData_ = [NSMutableDictionary dictionaryWithCapacity:4];
10047
10048     HostConfig_ = [[[NSObject alloc] init] autorelease];
10049     @synchronized (HostConfig_) {
10050         BridgedHosts_ = [NSMutableSet setWithCapacity:4];
10051         TokenHosts_ = [NSMutableSet setWithCapacity:4];
10052         InsecureHosts_ = [NSMutableSet setWithCapacity:4];
10053         PipelinedHosts_ = [NSMutableSet setWithCapacity:4];
10054         CachedURLs_ = [NSMutableSet setWithCapacity:32];
10055     }
10056
10057     NSString *ui(@"ui/ios");
10058     if (Idiom_ != nil)
10059         ui = [ui stringByAppendingString:[NSString stringWithFormat:@"~%@", Idiom_]];
10060     ui = [ui stringByAppendingString:[NSString stringWithFormat:@"/%@", Major_]];
10061     UI_ = CydiaURL(ui);
10062
10063     PackageName = reinterpret_cast<CYString &(*)(Package *, SEL)>(method_getImplementation(class_getInstanceMethod([Package class], @selector(cyname))));
10064
10065     MobilizedFiles_ = [NSMutableSet setWithObjects:
10066         @"Library/Preferences/com.apple.Accessibility.plist",
10067         @"Library/Preferences/com.apple.preferences.sounds.plist",
10068     nil];
10069
10070     /* Library Hacks {{{ */
10071     class_addMethod(objc_getClass("DOMNodeList"), @selector(countByEnumeratingWithState:objects:count:), (IMP) &DOMNodeList$countByEnumeratingWithState$objects$count$, "I20@0:4^{NSFastEnumerationState}8^@12I16");
10072
10073     $CFXPreferencesPropertyListSource = objc_getClass("CFXPreferencesPropertyListSource");
10074
10075     Method CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync(class_getInstanceMethod($CFXPreferencesPropertyListSource, @selector(_backingPlistChangedSinceLastSync)));
10076     if (CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync != NULL) {
10077         _CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync = reinterpret_cast<BOOL (*)(CFXPreferencesPropertyListSource *, SEL)>(method_getImplementation(CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync));
10078         method_setImplementation(CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync, reinterpret_cast<IMP>(&$CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync));
10079     }
10080
10081     Method CFXPreferencesPropertyListSource$createPlistFromDisk(class_getInstanceMethod($CFXPreferencesPropertyListSource, @selector(createPlistFromDisk)));
10082     if (CFXPreferencesPropertyListSource$createPlistFromDisk != NULL) {
10083         _CFXPreferencesPropertyListSource$createPlistFromDisk = reinterpret_cast<void *(*)(CFXPreferencesPropertyListSource *, SEL)>(method_getImplementation(CFXPreferencesPropertyListSource$createPlistFromDisk));
10084         method_setImplementation(CFXPreferencesPropertyListSource$createPlistFromDisk, reinterpret_cast<IMP>(&$CFXPreferencesPropertyListSource$createPlistFromDisk));
10085     }
10086
10087     $WebDefaultUIKitDelegate = objc_getClass("WebDefaultUIKitDelegate");
10088     Method UIWebDocumentView$_setUIKitDelegate$(class_getInstanceMethod([WebView class], @selector(_setUIKitDelegate:)));
10089     if (UIWebDocumentView$_setUIKitDelegate$ != NULL) {
10090         _UIWebDocumentView$_setUIKitDelegate$ = reinterpret_cast<void (*)(UIWebDocumentView *, SEL, id)>(method_getImplementation(UIWebDocumentView$_setUIKitDelegate$));
10091         method_setImplementation(UIWebDocumentView$_setUIKitDelegate$, reinterpret_cast<IMP>(&$UIWebDocumentView$_setUIKitDelegate$));
10092     }
10093
10094     $NSURLConnection = objc_getClass("NSURLConnection");
10095     Method NSURLConnection$init$(class_getInstanceMethod($NSURLConnection, @selector(_initWithRequest:delegate:usesCache:maxContentLength:startImmediately:connectionProperties:)));
10096     if (NSURLConnection$init$ != NULL) {
10097         _NSURLConnection$init$ = reinterpret_cast<id (*)(NSURLConnection *, SEL, NSURLRequest *, id, BOOL, int64_t, BOOL, NSDictionary *)>(method_getImplementation(NSURLConnection$init$));
10098         method_setImplementation(NSURLConnection$init$, reinterpret_cast<IMP>(&$NSURLConnection$init$));
10099     }
10100     /* }}} */
10101     /* Set Locale {{{ */
10102     Locale_ = CFLocaleCopyCurrent();
10103     Languages_ = [NSLocale preferredLanguages];
10104
10105     //CFStringRef locale(CFLocaleGetIdentifier(Locale_));
10106     //NSLog(@"%@", [Languages_ description]);
10107
10108     const char *lang;
10109     if (Locale_ != NULL)
10110         lang = [(NSString *) CFLocaleGetIdentifier(Locale_) UTF8String];
10111     else if (Languages_ != nil && [Languages_ count] != 0)
10112         lang = [[Languages_ objectAtIndex:0] UTF8String];
10113     else
10114         // XXX: consider just setting to C and then falling through?
10115         lang = NULL;
10116
10117     if (lang != NULL) {
10118         Pcre pattern("^([a-z][a-z])(?:-[A-Za-z]*)?(_[A-Z][A-Z])?$");
10119         lang = !pattern(lang) ? NULL : [pattern->*@"%1$@%2$@" UTF8String];
10120     }
10121
10122     NSLog(@"Setting Language: %s", lang);
10123
10124     if (lang != NULL) {
10125         setenv("LANG", lang, true);
10126         std::setlocale(LC_ALL, lang);
10127     }
10128     /* }}} */
10129
10130     apr_app_initialize(&argc, const_cast<const char * const **>(&argv), NULL);
10131
10132     /* Parse Arguments {{{ */
10133     bool substrate(false);
10134
10135     if (argc != 0) {
10136         char **args(argv);
10137         int arge(1);
10138
10139         for (int argi(1); argi != argc; ++argi)
10140             if (strcmp(argv[argi], "--") == 0) {
10141                 arge = argi;
10142                 argv[argi] = argv[0];
10143                 argv += argi;
10144                 argc -= argi;
10145                 break;
10146             }
10147
10148         for (int argi(1); argi != arge; ++argi)
10149             if (strcmp(args[argi], "--substrate") == 0)
10150                 substrate = true;
10151             else
10152                 fprintf(stderr, "unknown argument: %s\n", args[argi]);
10153     }
10154     /* }}} */
10155
10156     App_ = [[NSBundle mainBundle] bundlePath];
10157     Advanced_ = YES;
10158
10159     setuid(0);
10160     setgid(0);
10161
10162     /*Method alloc = class_getClassMethod([NSObject class], @selector(alloc));
10163     alloc_ = alloc->method_imp;
10164     alloc->method_imp = (IMP) &Alloc_;*/
10165
10166     /*Method dealloc = class_getClassMethod([NSObject class], @selector(dealloc));
10167     dealloc_ = dealloc->method_imp;
10168     dealloc->method_imp = (IMP) &Dealloc_;*/
10169
10170     /* System Information {{{ */
10171     size_t size;
10172
10173     int maxproc;
10174     size = sizeof(maxproc);
10175     if (sysctlbyname("kern.maxproc", &maxproc, &size, NULL, 0) == -1)
10176         perror("sysctlbyname(\"kern.maxproc\", ?)");
10177     else if (maxproc < 64) {
10178         maxproc = 64;
10179         if (sysctlbyname("kern.maxproc", NULL, NULL, &maxproc, sizeof(maxproc)) == -1)
10180             perror("sysctlbyname(\"kern.maxproc\", #)");
10181     }
10182
10183     sysctlbyname("kern.osversion", NULL, &size, NULL, 0);
10184     char *osversion = new char[size];
10185     if (sysctlbyname("kern.osversion", osversion, &size, NULL, 0) == -1)
10186         perror("sysctlbyname(\"kern.osversion\", ?)");
10187     else
10188         System_ = [NSString stringWithUTF8String:osversion];
10189
10190     sysctlbyname("hw.machine", NULL, &size, NULL, 0);
10191     char *machine = new char[size];
10192     if (sysctlbyname("hw.machine", machine, &size, NULL, 0) == -1)
10193         perror("sysctlbyname(\"hw.machine\", ?)");
10194     else
10195         Machine_ = machine;
10196
10197     SerialNumber_ = (NSString *) CYIOGetValue("IOService:/", @"IOPlatformSerialNumber");
10198     ChipID_ = [CYHex((NSData *) CYIOGetValue("IODeviceTree:/chosen", @"unique-chip-id"), true) uppercaseString];
10199     BBSNum_ = CYHex((NSData *) CYIOGetValue("IOService:/AppleARMPE/baseband", @"snum"), false);
10200
10201     UniqueID_ = [device uniqueIdentifier];
10202
10203     CFStringRef (*$CTSIMSupportCopyMobileSubscriberCountryCode)(CFAllocatorRef);
10204     $CTSIMSupportCopyMobileSubscriberCountryCode = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode"));
10205     CFStringRef mcc($CTSIMSupportCopyMobileSubscriberCountryCode == NULL ? NULL : (*$CTSIMSupportCopyMobileSubscriberCountryCode)(kCFAllocatorDefault));
10206
10207     CFStringRef (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(CFAllocatorRef);
10208     $CTSIMSupportCopyMobileSubscriberNetworkCode = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode"));
10209     CFStringRef mnc($CTSIMSupportCopyMobileSubscriberNetworkCode == NULL ? NULL : (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(kCFAllocatorDefault));
10210
10211     if (mcc != NULL && mnc != NULL)
10212         PLMN_ = [NSString stringWithFormat:@"%@%@", mcc, mnc];
10213
10214     if (mnc != NULL)
10215         CFRelease(mnc);
10216     if (mcc != NULL)
10217         CFRelease(mcc);
10218
10219     if (NSDictionary *system = [NSDictionary dictionaryWithContentsOfFile:@"/System/Library/CoreServices/SystemVersion.plist"])
10220         Build_ = [system objectForKey:@"ProductBuildVersion"];
10221     if (NSDictionary *info = [NSDictionary dictionaryWithContentsOfFile:@"/Applications/MobileSafari.app/Info.plist"]) {
10222         Product_ = [info objectForKey:@"SafariProductVersion"];
10223         Safari_ = [info objectForKey:@"CFBundleVersion"];
10224     }
10225     /* }}} */
10226     /* Load Database {{{ */
10227     _trace();
10228     Metadata_ = [[[NSMutableDictionary alloc] initWithContentsOfFile:@"/var/lib/cydia/metadata.plist"] autorelease];
10229     _trace();
10230     SectionMap_ = [[[NSDictionary alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"Sections" ofType:@"plist"]] autorelease];
10231
10232     if (Metadata_ == NULL)
10233         Metadata_ = [NSMutableDictionary dictionaryWithCapacity:2];
10234     else {
10235         Settings_ = [Metadata_ objectForKey:@"Settings"];
10236
10237         Packages_ = [Metadata_ objectForKey:@"Packages"];
10238
10239         Values_ = [Metadata_ objectForKey:@"Values"];
10240         Sections_ = [Metadata_ objectForKey:@"Sections"];
10241         Sources_ = [Metadata_ objectForKey:@"Sources"];
10242
10243         Token_ = [Metadata_ objectForKey:@"Token"];
10244
10245         Version_ = [Metadata_ objectForKey:@"Version"];
10246
10247         @synchronized (HostConfig_) {
10248             CydiaSource_ = [Metadata_ objectForKey:@"CydiaSource"];
10249         }
10250     }
10251
10252     if (Settings_ != nil)
10253         Role_ = [Settings_ objectForKey:@"Role"];
10254
10255     if (Values_ == nil) {
10256         Values_ = [[[NSMutableDictionary alloc] initWithCapacity:4] autorelease];
10257         [Metadata_ setObject:Values_ forKey:@"Values"];
10258     }
10259
10260     if (Sections_ == nil) {
10261         Sections_ = [[[NSMutableDictionary alloc] initWithCapacity:32] autorelease];
10262         [Metadata_ setObject:Sections_ forKey:@"Sections"];
10263     }
10264
10265     if (Sources_ == nil) {
10266         Sources_ = [[[NSMutableDictionary alloc] initWithCapacity:0] autorelease];
10267         [Metadata_ setObject:Sources_ forKey:@"Sources"];
10268     }
10269
10270     if (Version_ == nil) {
10271         Version_ = [NSNumber numberWithUnsignedInt:0];
10272         [Metadata_ setObject:Version_ forKey:@"Version"];
10273     }
10274
10275     @synchronized (HostConfig_) {
10276         if (CydiaSource_ == nil) {
10277             CydiaSource_ = @"apt.saurik.com";
10278             [Metadata_ setObject:CydiaSource_ forKey:@"CydiaSource"];
10279         }
10280     }
10281
10282     if ([Version_ unsignedIntValue] == 0) {
10283         CydiaAddSource(@"http://apt.thebigboss.org/repofiles/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10284         CydiaAddSource(@"http://apt.modmyi.com/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10285         CydiaAddSource(@"http://cydia.zodttd.com/repo/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10286         CydiaAddSource(@"http://repo666.ultrasn0w.com/", @"./");
10287
10288         Version_ = [NSNumber numberWithUnsignedInt:1];
10289         [Metadata_ setObject:Version_ forKey:@"Version"];
10290
10291         [Metadata_ removeObjectForKey:@"LastUpdate"];
10292
10293         Changed_ = true;
10294     }
10295     /* }}} */
10296
10297     CydiaWriteSources();
10298
10299     _trace();
10300     MetaFile_.Open("/var/lib/cydia/metadata.cb0");
10301     _trace();
10302
10303     if (Packages_ != nil) {
10304         bool fail(false);
10305         CFDictionaryApplyFunction((CFDictionaryRef) Packages_, &PackageImport, &fail);
10306         _trace();
10307
10308         if (!fail) {
10309             [Metadata_ removeObjectForKey:@"Packages"];
10310             Packages_ = nil;
10311             Changed_ = true;
10312         }
10313     }
10314
10315     Finishes_ = [NSArray arrayWithObjects:@"return", @"reopen", @"restart", @"reload", @"reboot", nil];
10316
10317 #define MobileSubstrate_(name) \
10318     if (substrate && access("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", F_OK) == 0) { \
10319         void *handle(dlopen("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", RTLD_LAZY | RTLD_GLOBAL)); \
10320         if (handle == NULL) \
10321             NSLog(@"%s", dlerror()); \
10322     }
10323
10324     MobileSubstrate_(Activator)
10325     MobileSubstrate_(libstatusbar)
10326     MobileSubstrate_(SimulatedKeyEvents)
10327     MobileSubstrate_(WinterBoard)
10328
10329     /*if (substrate && access("/Library/MobileSubstrate/MobileSubstrate.dylib", F_OK) == 0)
10330         dlopen("/Library/MobileSubstrate/MobileSubstrate.dylib", RTLD_LAZY | RTLD_GLOBAL);*/
10331
10332     int version([[NSString stringWithContentsOfFile:@"/var/lib/cydia/firmware.ver"] intValue]);
10333
10334     if (access("/tmp/.cydia.fw", F_OK) == 0) {
10335         unlink("/tmp/.cydia.fw");
10336         goto firmware;
10337     } else if (access("/User", F_OK) != 0 || version < 4) {
10338       firmware:
10339         _trace();
10340         system("/usr/libexec/cydia/firmware.sh");
10341         _trace();
10342     }
10343
10344     _assert([[NSFileManager defaultManager]
10345         createDirectoryAtPath:@"/var/cache/apt/archives/partial"
10346         withIntermediateDirectories:YES
10347         attributes:nil
10348         error:NULL
10349     ]);
10350
10351     if (access("/tmp/cydia.chk", F_OK) == 0) {
10352         if (unlink("/var/cache/apt/pkgcache.bin") == -1)
10353             _assert(errno == ENOENT);
10354         if (unlink("/var/cache/apt/srcpkgcache.bin") == -1)
10355             _assert(errno == ENOENT);
10356     }
10357
10358     /* APT Initialization {{{ */
10359     _assert(pkgInitConfig(*_config));
10360     _assert(pkgInitSystem(*_config, _system));
10361
10362     if (lang != NULL)
10363         _config->Set("APT::Acquire::Translation", lang);
10364
10365     // XXX: this timeout might be important :(
10366     //_config->Set("Acquire::http::Timeout", 15);
10367
10368     _config->Set("Acquire::http::MaxParallel", 3);
10369     /* }}} */
10370     /* Color Choices {{{ */
10371     space_ = CGColorSpaceCreateDeviceRGB();
10372
10373     Blue_.Set(space_, 0.2, 0.2, 1.0, 1.0);
10374     Blueish_.Set(space_, 0x19/255.f, 0x32/255.f, 0x50/255.f, 1.0);
10375     Black_.Set(space_, 0.0, 0.0, 0.0, 1.0);
10376     Off_.Set(space_, 0.9, 0.9, 0.9, 1.0);
10377     White_.Set(space_, 1.0, 1.0, 1.0, 1.0);
10378     Gray_.Set(space_, 0.4, 0.4, 0.4, 1.0);
10379     Green_.Set(space_, 0.0, 0.5, 0.0, 1.0);
10380     Purple_.Set(space_, 0.0, 0.0, 0.7, 1.0);
10381     Purplish_.Set(space_, 0.4, 0.4, 0.8, 1.0);
10382
10383     InstallingColor_ = [UIColor colorWithRed:0.88f green:1.00f blue:0.88f alpha:1.00f];
10384     RemovingColor_ = [UIColor colorWithRed:1.00f green:0.88f blue:0.88f alpha:1.00f];
10385     /* }}}*/
10386     /* UIKit Configuration {{{ */
10387     void (*$GSFontSetUseLegacyFontMetrics)(BOOL)(reinterpret_cast<void (*)(BOOL)>(dlsym(RTLD_DEFAULT, "GSFontSetUseLegacyFontMetrics")));
10388     if ($GSFontSetUseLegacyFontMetrics != NULL)
10389         $GSFontSetUseLegacyFontMetrics(YES);
10390
10391     // XXX: I have a feeling this was important
10392     //UIKeyboardDisableAutomaticAppearance();
10393     /* }}} */
10394
10395     Colon_ = UCLocalize("COLON_DELIMITED");
10396     Elision_ = UCLocalize("ELISION");
10397     Error_ = UCLocalize("ERROR");
10398     Warning_ = UCLocalize("WARNING");
10399
10400     _trace();
10401     int value(UIApplicationMain(argc, argv, @"Cydia", @"Cydia"));
10402
10403     CGColorSpaceRelease(space_);
10404     CFRelease(Locale_);
10405
10406     [pool release];
10407     return value;
10408 }