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 *) stringByCachingURLWithCurrentCDN;
 408 - (NSString *) stringByAddingPercentEscapesIncludingReserved;
 409 @end
 410
 411 @implementation NSString (Cydia)
 412
 413 - (NSComparisonResult) compareByPath:(NSString *)other {
 414     NSString *prefix = [self commonPrefixWithString:other options:0];
 415     size_t length = [prefix length];
 416
 417     NSRange lrange = NSMakeRange(length, [self length] - length);
 418     NSRange rrange = NSMakeRange(length, [other length] - length);
 419
 420     lrange = [self rangeOfString:@"/" options:0 range:lrange];
 421     rrange = [other rangeOfString:@"/" options:0 range:rrange];
 422
 423     NSComparisonResult value;
 424
 425     if (lrange.location == NSNotFound && rrange.location == NSNotFound)
 426         value = NSOrderedSame;
 427     else if (lrange.location == NSNotFound)
 428         value = NSOrderedAscending;
 429     else if (rrange.location == NSNotFound)
 430         value = NSOrderedDescending;
 431     else
 432         value = NSOrderedSame;
 433
 434     NSString *lpath = lrange.location == NSNotFound ? [self substringFromIndex:length] :
 435         [self substringWithRange:NSMakeRange(length, lrange.location - length)];
 436     NSString *rpath = rrange.location == NSNotFound ? [other substringFromIndex:length] :
 437         [other substringWithRange:NSMakeRange(length, rrange.location - length)];
 438
 439     NSComparisonResult result = [lpath compare:rpath];
 440     return result == NSOrderedSame ? value : result;
 441 }
 442
 443 - (NSString *) stringByCachingURLWithCurrentCDN {
 444     return [self
 445         stringByReplacingOccurrencesOfString:@"://cydia.saurik.com/"
 446         withString:@"://cache.cydia.saurik.com/"
 447     ];
 448 }
 449
 450 - (NSString *) stringByAddingPercentEscapesIncludingReserved {
 451     return [(id)CFURLCreateStringByAddingPercentEscapes(
 452         kCFAllocatorDefault,
 453         (CFStringRef) self,
 454         NULL,
 455         CFSTR(";/?:@&=+$,"),
 456         kCFStringEncodingUTF8
 457     ) autorelease];
 458 }
 459
 460 @end
 461 /* }}} */
 462
 463 /* C++ NSString Wrapper Cache {{{ */
 464 static _finline CFStringRef CYStringCreate(const char *data, size_t size) {
 465     return size == 0 ? NULL :
 466         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingUTF8, NO, kCFAllocatorNull) ?:
 467         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingISOLatin1, NO, kCFAllocatorNull);
 468 }
 469
 470 static _finline CFStringRef CYStringCreate(const char *data) {
 471     return CYStringCreate(data, strlen(data));
 472 }
 473
 474 class CYString {
 475   private:
 476     char *data_;
 477     size_t size_;
 478     CFStringRef cache_;
 479
 480     _finline void clear_() {
 481         if (cache_ != NULL) {
 482             CFRelease(cache_);
 483             cache_ = NULL;
 484         }
 485     }
 486
 487   public:
 488     _finline bool empty() const {
 489         return size_ == 0;
 490     }
 491
 492     _finline size_t size() const {
 493         return size_;
 494     }
 495
 496     _finline char *data() const {
 497         return data_;
 498     }
 499
 500     _finline void clear() {
 501         size_ = 0;
 502         clear_();
 503     }
 504
 505     _finline CYString() :
 506         data_(0),
 507         size_(0),
 508         cache_(NULL)
 509     {
 510     }
 511
 512     _finline ~CYString() {
 513         clear_();
 514     }
 515
 516     void operator =(const CYString &rhs) {
 517         data_ = rhs.data_;
 518         size_ = rhs.size_;
 519
 520         if (rhs.cache_ == nil)
 521             cache_ = NULL;
 522         else
 523             cache_ = reinterpret_cast<CFStringRef>(CFRetain(rhs.cache_));
 524     }
 525
 526     void copy(apr_pool_t *pool) {
 527         char *temp(reinterpret_cast<char *>(apr_palloc(pool, size_ + 1)));
 528         memcpy(temp, data_, size_);
 529         temp[size_] = '\0';
 530         data_ = temp;
 531     }
 532
 533     void set(apr_pool_t *pool, const char *data, size_t size) {
 534         if (size == 0)
 535             clear();
 536         else {
 537             clear_();
 538
 539             data_ = const_cast<char *>(data);
 540             size_ = size;
 541
 542             if (pool != NULL)
 543                 copy(pool);
 544         }
 545     }
 546
 547     _finline void set(apr_pool_t *pool, const char *data) {
 548         set(pool, data, data == NULL ? 0 : strlen(data));
 549     }
 550
 551     _finline void set(apr_pool_t *pool, const std::string &rhs) {
 552         set(pool, rhs.data(), rhs.size());
 553     }
 554
 555     bool operator ==(const CYString &rhs) const {
 556         return size_ == rhs.size_ && memcmp(data_, rhs.data_, size_) == 0;
 557     }
 558
 559     _finline operator CFStringRef() {
 560         if (cache_ == NULL)
 561             cache_ = CYStringCreate(data_, size_);
 562         return cache_;
 563     }
 564
 565     _finline operator id() {
 566         return (NSString *) static_cast<CFStringRef>(*this);
 567     }
 568
 569     _finline operator const char *() {
 570         return reinterpret_cast<const char *>(data_);
 571     }
 572 };
 573 /* }}} */
 574 /* C++ NSString Algorithm Adapters {{{ */
 575 extern "C" {
 576     CF_EXPORT CFHashCode CFStringHashNSString(CFStringRef str);
 577 }
 578
 579 struct NSStringMapHash :
 580     std::unary_function<NSString *, size_t>
 581 {
 582     _finline size_t operator ()(NSString *value) const {
 583         return CFStringHashNSString((CFStringRef) value);
 584     }
 585 };
 586
 587 struct NSStringMapLess :
 588     std::binary_function<NSString *, NSString *, bool>
 589 {
 590     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 591         return [lhs compare:rhs] == NSOrderedAscending;
 592     }
 593 };
 594
 595 struct NSStringMapEqual :
 596     std::binary_function<NSString *, NSString *, bool>
 597 {
 598     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 599         return CFStringCompare((CFStringRef) lhs, (CFStringRef) rhs, 0) == kCFCompareEqualTo;
 600         //CFEqual((CFTypeRef) lhs, (CFTypeRef) rhs);
 601         //[lhs isEqualToString:rhs];
 602     }
 603 };
 604 /* }}} */
 605
 606 /* CoreGraphics Primitives {{{ */
 607 class CYColor {
 608   private:
 609     CGColorRef color_;
 610
 611     static CGColorRef Create_(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 612         CGFloat color[] = {red, green, blue, alpha};
 613         return CGColorCreate(space, color);
 614     }
 615
 616   public:
 617     CYColor() :
 618         color_(NULL)
 619     {
 620     }
 621
 622     CYColor(CGColorSpaceRef space, float red, float green, float blue, float alpha) :
 623         color_(Create_(space, red, green, blue, alpha))
 624     {
 625         Set(space, red, green, blue, alpha);
 626     }
 627
 628     void Clear() {
 629         if (color_ != NULL)
 630             CGColorRelease(color_);
 631     }
 632
 633     ~CYColor() {
 634         Clear();
 635     }
 636
 637     void Set(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 638         Clear();
 639         color_ = Create_(space, red, green, blue, alpha);
 640     }
 641
 642     operator CGColorRef() {
 643         return color_;
 644     }
 645 };
 646 /* }}} */
 647
 648 /* Random Global Variables {{{ */
 649 static const int PulseInterval_ = 50000;
 650
 651 static const NSString *UI_;
 652
 653 static int Finish_;
 654 static bool RestartSubstrate_;
 655 static NSArray *Finishes_;
 656
 657 #define SpringBoard_ "/System/Library/LaunchDaemons/com.apple.SpringBoard.plist"
 658 #define NotifyConfig_ "/etc/notify.conf"
 659
 660 static bool Queuing_;
 661
 662 static CYColor Blue_;
 663 static CYColor Blueish_;
 664 static CYColor Black_;
 665 static CYColor Off_;
 666 static CYColor White_;
 667 static CYColor Gray_;
 668 static CYColor Green_;
 669 static CYColor Purple_;
 670 static CYColor Purplish_;
 671
 672 static UIColor *InstallingColor_;
 673 static UIColor *RemovingColor_;
 674
 675 static NSString *App_;
 676
 677 static BOOL Advanced_;
 678 static BOOL Ignored_;
 679
 680 static _H<UIFont> Font12_;
 681 static _H<UIFont> Font12Bold_;
 682 static _H<UIFont> Font14_;
 683 static _H<UIFont> Font18Bold_;
 684 static _H<UIFont> Font22Bold_;
 685
 686 static const char *Machine_ = NULL;
 687 static NSString *System_ = nil;
 688 static NSString *SerialNumber_ = nil;
 689 static NSString *ChipID_ = nil;
 690 static NSString *BBSNum_ = nil;
 691 static _H<NSString> Token_;
 692 static NSString *UniqueID_ = nil;
 693 static NSString *PLMN_ = nil;
 694 static NSString *Build_ = nil;
 695 static NSString *Product_ = nil;
 696 static NSString *Safari_ = nil;
 697
 698 static CFLocaleRef Locale_;
 699 static NSArray *Languages_;
 700 static CGColorSpaceRef space_;
 701
 702 static NSDictionary *SectionMap_;
 703 static NSMutableDictionary *Metadata_;
 704 static _transient NSMutableDictionary *Settings_;
 705 static _transient NSString *Role_;
 706 static _transient NSMutableDictionary *Packages_;
 707 static _transient NSMutableDictionary *Values_;
 708 static _transient NSMutableDictionary *Sections_;
 709 _H<NSMutableDictionary> Sources_;
 710 static _transient NSNumber *Version_;
 711 _H<NSString> CydiaSource_;
 712 bool Changed_;
 713 static time_t now_;
 714
 715 bool IsWildcat_;
 716 static CGFloat ScreenScale_;
 717 static NSString *Idiom_;
 718 _H<NSString> Firmware_;
 719 static NSString *Major_;
 720
 721 static _H<NSMutableDictionary> SessionData_;
 722 static _H<NSObject> HostConfig_;
 723 static _H<NSMutableSet> BridgedHosts_;
 724 static _H<NSMutableSet> TokenHosts_;
 725 static _H<NSMutableSet> InsecureHosts_;
 726 static _H<NSMutableSet> PipelinedHosts_;
 727 static _H<NSMutableSet> CachedURLs_;
 728
 729 static NSString *kCydiaProgressEventTypeError = @"Error";
 730 static NSString *kCydiaProgressEventTypeInformation = @"Information";
 731 static NSString *kCydiaProgressEventTypeStatus = @"Status";
 732 static NSString *kCydiaProgressEventTypeWarning = @"Warning";
 733 /* }}} */
 734
 735 /* Display Helpers {{{ */
 736 inline float Interpolate(float begin, float end, float fraction) {
 737     return (end - begin) * fraction + begin;
 738 }
 739
 740 static _finline const char *StripVersion_(const char *version) {
 741     const char *colon(strchr(version, ':'));
 742     return colon == NULL ? version : colon + 1;
 743 }
 744
 745 NSString *LocalizeSection(NSString *section) {
 746     static Pcre title_r("^(.*?) \\((.*)\\)$");
 747     if (title_r(section)) {
 748         NSString *parent(title_r[1]);
 749         NSString *child(title_r[2]);
 750
 751         return [NSString stringWithFormat:UCLocalize("PARENTHETICAL"),
 752             LocalizeSection(parent),
 753             LocalizeSection(child)
 754         ];
 755     }
 756
 757     return [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
 758 }
 759
 760 NSString *Simplify(NSString *title) {
 761     const char *data = [title UTF8String];
 762     size_t size = [title length];
 763
 764     static Pcre square_r("^\\[(.*)\\]$");
 765     if (square_r(data, size))
 766         return Simplify(square_r[1]);
 767
 768     static Pcre paren_r("^\\((.*)\\)$");
 769     if (paren_r(data, size))
 770         return Simplify(paren_r[1]);
 771
 772     static Pcre title_r("^(.*?) \\((.*)\\)$");
 773     if (title_r(data, size))
 774         return Simplify(title_r[1]);
 775
 776     return title;
 777 }
 778 /* }}} */
 779
 780 NSString *GetLastUpdate() {
 781     NSDate *update = [Metadata_ objectForKey:@"LastUpdate"];
 782
 783     if (update == nil)
 784         return UCLocalize("NEVER_OR_UNKNOWN");
 785
 786     CFDateFormatterRef formatter = CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle);
 787     CFStringRef formatted = CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) update);
 788
 789     CFRelease(formatter);
 790
 791     return [(NSString *) formatted autorelease];
 792 }
 793
 794 bool isSectionVisible(NSString *section) {
 795     NSDictionary *metadata([Sections_ objectForKey:(section ?: @"")]);
 796     NSNumber *hidden(metadata == nil ? nil : [metadata objectForKey:@"Hidden"]);
 797     return hidden == nil || ![hidden boolValue];
 798 }
 799
 800 static NSObject *CYIOGetValue(const char *path, NSString *property) {
 801     io_registry_entry_t entry(IORegistryEntryFromPath(kIOMasterPortDefault, path));
 802     if (entry == MACH_PORT_NULL)
 803         return nil;
 804
 805     CFTypeRef value(IORegistryEntryCreateCFProperty(entry, (CFStringRef) property, kCFAllocatorDefault, 0));
 806     IOObjectRelease(entry);
 807
 808     if (value == NULL)
 809         return nil;
 810     return [(id) value autorelease];
 811 }
 812
 813 static NSString *CYHex(NSData *data, bool reverse = false) {
 814     if (data == nil)
 815         return nil;
 816
 817     size_t length([data length]);
 818     uint8_t bytes[length];
 819     [data getBytes:bytes];
 820
 821     char string[length * 2 + 1];
 822     for (size_t i(0); i != length; ++i)
 823         sprintf(string + i * 2, "%.2x", bytes[reverse ? length - i - 1 : i]);
 824
 825     return [NSString stringWithUTF8String:string];
 826 }
 827
 828 @class Cydia;
 829
 830 /* Delegate Prototypes {{{ */
 831 @class Package;
 832 @class Source;
 833 @class CydiaProgressEvent;
 834
 835 @protocol DatabaseDelegate
 836 - (void) repairWithSelector:(SEL)selector;
 837 - (void) setConfigurationData:(NSString *)data;
 838 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task;
 839 @end
 840
 841 @class CYPackageController;
 842
 843 @protocol CydiaDelegate
 844 - (void) returnToCydia;
 845 - (void) saveState;
 846 - (void) retainNetworkActivityIndicator;
 847 - (void) releaseNetworkActivityIndicator;
 848 - (void) clearPackage:(Package *)package;
 849 - (void) installPackage:(Package *)package;
 850 - (void) installPackages:(NSArray *)packages;
 851 - (void) removePackage:(Package *)package;
 852 - (void) beginUpdate;
 853 - (BOOL) updating;
 854 - (void) distUpgrade;
 855 - (void) loadData;
 856 - (void) updateData;
 857 - (void) syncData;
 858 - (void) addSource:(NSDictionary *)source;
 859 - (void) addTrivialSource:(NSString *)href;
 860 - (void) showSettings;
 861 - (UIProgressHUD *) addProgressHUD;
 862 - (void) removeProgressHUD:(UIProgressHUD *)hud;
 863 - (CyteViewController *) pageForPackage:(NSString *)name;
 864 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item;
 865 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
 866 @end
 867 /* }}} */
 868
 869 /* Status Delegation {{{ */
 870 class Status :
 871     public pkgAcquireStatus
 872 {
 873   private:
 874     _transient NSObject<ProgressDelegate> *delegate_;
 875     bool cancelled_;
 876
 877   public:
 878     Status() :
 879         delegate_(nil),
 880         cancelled_(false)
 881     {
 882     }
 883
 884     void setDelegate(NSObject<ProgressDelegate> *delegate) {
 885         delegate_ = delegate;
 886     }
 887
 888     NSObject<ProgressDelegate> *getDelegate() const {
 889         return delegate_;
 890     }
 891
 892     virtual bool MediaChange(std::string media, std::string drive) {
 893         return false;
 894     }
 895
 896     virtual void IMSHit(pkgAcquire::ItemDesc &item) {
 897         Done(item);
 898     }
 899
 900     virtual void Fetch(pkgAcquire::ItemDesc &item) {
 901         NSString *name([NSString stringWithUTF8String:item.ShortDesc.c_str()]);
 902         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithFormat:UCLocalize("DOWNLOADING_"), name] ofType:kCydiaProgressEventTypeStatus forItem:item]);
 903         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
 904     }
 905
 906     virtual void Done(pkgAcquire::ItemDesc &item) {
 907         NSString *name([NSString stringWithUTF8String:item.ShortDesc.c_str()]);
 908         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithFormat:Colon_, UCLocalize("DONE"), name] ofType:kCydiaProgressEventTypeStatus forItem:item]);
 909         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
 910     }
 911
 912     virtual void Fail(pkgAcquire::ItemDesc &item) {
 913         if (
 914             item.Owner->Status == pkgAcquire::Item::StatIdle ||
 915             item.Owner->Status == pkgAcquire::Item::StatDone
 916         )
 917             return;
 918
 919         std::string &error(item.Owner->ErrorText);
 920         if (error.empty())
 921             return;
 922
 923         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:kCydiaProgressEventTypeError forItem:item]);
 924         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
 925     }
 926
 927     virtual bool Pulse(pkgAcquire *Owner) {
 928         bool value = pkgAcquireStatus::Pulse(Owner);
 929
 930         double percent(
 931             double(CurrentBytes + CurrentItems) /
 932             double(TotalBytes + TotalItems)
 933         );
 934
 935         [delegate_ performSelectorOnMainThread:@selector(setProgressStatus:) withObject:[NSDictionary dictionaryWithObjectsAndKeys:
 936             [NSNumber numberWithDouble:percent], @"Percent",
 937
 938             [NSNumber numberWithDouble:CurrentBytes], @"Current",
 939             [NSNumber numberWithDouble:TotalBytes], @"Total",
 940             [NSNumber numberWithDouble:CurrentCPS], @"Speed",
 941         nil] waitUntilDone:YES];
 942
 943         if (value && ![delegate_ isProgressCancelled])
 944             return true;
 945         else {
 946             cancelled_ = true;
 947             return false;
 948         }
 949     }
 950
 951     _finline bool WasCancelled() const {
 952         return cancelled_;
 953     }
 954
 955     virtual void Start() {
 956         pkgAcquireStatus::Start();
 957         [delegate_ performSelectorOnMainThread:@selector(setProgressCancellable:) withObject:[NSNumber numberWithBool:YES] waitUntilDone:YES];
 958     }
 959
 960     virtual void Stop() {
 961         pkgAcquireStatus::Stop();
 962         [delegate_ performSelectorOnMainThread:@selector(setProgressCancellable:) withObject:[NSNumber numberWithBool:NO] waitUntilDone:YES];
 963         [delegate_ performSelectorOnMainThread:@selector(setProgressStatus:) withObject:nil waitUntilDone:YES];
 964     }
 965 };
 966 /* }}} */
 967 /* Database Interface {{{ */
 968 typedef std::map< unsigned long, _H<Source> > SourceMap;
 969
 970 @interface Database : NSObject {
 971     NSZone *zone_;
 972     apr_pool_t *pool_;
 973
 974     unsigned era_;
 975
 976     pkgCacheFile cache_;
 977     pkgDepCache::Policy *policy_;
 978     pkgRecords *records_;
 979     pkgProblemResolver *resolver_;
 980     pkgAcquire *fetcher_;
 981     FileFd *lock_;
 982     SPtr<pkgPackageManager> manager_;
 983     pkgSourceList *list_;
 984
 985     SourceMap sourceMap_;
 986     _H<NSMutableArray> sourceList_;
 987
 988     CFMutableArrayRef packages_;
 989
 990     _transient NSObject<DatabaseDelegate> *delegate_;
 991     _transient NSObject<ProgressDelegate> *progress_;
 992
 993     Status status_;
 994
 995     int cydiafd_;
 996     int statusfd_;
 997     FILE *input_;
 998
 999     std::map<const char *, _H<NSString> > sections_;
1000 }
1001
1002 + (Database *) sharedInstance;
1003 - (unsigned) era;
1004
1005 - (void) _readCydia:(NSNumber *)fd;
1006 - (void) _readStatus:(NSNumber *)fd;
1007 - (void) _readOutput:(NSNumber *)fd;
1008
1009 - (FILE *) input;
1010
1011 - (Package *) packageWithName:(NSString *)name;
1012
1013 - (pkgCacheFile &) cache;
1014 - (pkgDepCache::Policy *) policy;
1015 - (pkgRecords *) records;
1016 - (pkgProblemResolver *) resolver;
1017 - (pkgAcquire &) fetcher;
1018 - (pkgSourceList &) list;
1019 - (NSArray *) packages;
1020 - (NSArray *) sources;
1021 - (Source *) sourceWithKey:(NSString *)key;
1022 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
1023
1024 - (void) configure;
1025 - (bool) prepare;
1026 - (void) perform;
1027 - (bool) upgrade;
1028 - (void) update;
1029
1030 - (void) updateWithStatus:(Status &)status;
1031
1032 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate;
1033
1034 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate;
1035 - (NSObject<ProgressDelegate> *) progressDelegate;
1036
1037 - (Source *) getSource:(pkgCache::PkgFileIterator)file;
1038
1039 - (NSString *) mappedSectionForPointer:(const char *)pointer;
1040
1041 @end
1042 /* }}} */
1043 /* ProgressEvent Implementation {{{ */
1044 @implementation CydiaProgressEvent
1045
1046 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type {
1047     return [[[CydiaProgressEvent alloc] initWithMessage:message ofType:type] autorelease];
1048 }
1049
1050 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forPackage:(NSString *)package {
1051     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1052     [event setPackage:package];
1053     return event;
1054 }
1055
1056 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forItem:(pkgAcquire::ItemDesc &)item {
1057     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1058
1059     NSString *description([NSString stringWithUTF8String:item.Description.c_str()]);
1060     NSArray *fields([description componentsSeparatedByString:@" "]);
1061     [event setItem:fields];
1062
1063     if ([fields count] > 3) {
1064         [event setPackage:[fields objectAtIndex:2]];
1065         [event setVersion:[fields objectAtIndex:3]];
1066     }
1067
1068     [event setURL:[NSString stringWithUTF8String:item.URI.c_str()]];
1069
1070     return event;
1071 }
1072
1073 + (NSArray *) _attributeKeys {
1074     return [NSArray arrayWithObjects:
1075         @"item",
1076         @"message",
1077         @"package",
1078         @"type",
1079         @"url",
1080         @"version",
1081     nil];
1082 }
1083
1084 - (NSArray *) attributeKeys {
1085     return [[self class] _attributeKeys];
1086 }
1087
1088 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1089     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1090 }
1091
1092 - (id) initWithMessage:(NSString *)message ofType:(NSString *)type {
1093     if ((self = [super init]) != nil) {
1094         message_ = message;
1095         type_ = type;
1096     } return self;
1097 }
1098
1099 - (NSString *) message {
1100     return message_;
1101 }
1102
1103 - (NSString *) type {
1104     return type_;
1105 }
1106
1107 - (NSArray *) item {
1108     return (id) item_ ?: [NSNull null];
1109 }
1110
1111 - (void) setItem:(NSArray *)item {
1112     item_ = item;
1113 }
1114
1115 - (NSString *) package {
1116     return (id) package_ ?: [NSNull null];
1117 }
1118
1119 - (void) setPackage:(NSString *)package {
1120     package_ = package;
1121 }
1122
1123 - (NSString *) url {
1124     return (id) url_ ?: [NSNull null];
1125 }
1126
1127 - (void) setURL:(NSString *)url {
1128     url_ = url;
1129 }
1130
1131 - (void) setVersion:(NSString *)version {
1132     version_ = version;
1133 }
1134
1135 - (NSString *) version {
1136     return (id) version_ ?: [NSNull null];
1137 }
1138
1139 - (NSString *) compound:(NSString *)value {
1140     if (value != nil) {
1141         NSString *mode(nil); {
1142             NSString *type([self type]);
1143             if ([type isEqualToString:kCydiaProgressEventTypeError])
1144                 mode = UCLocalize("ERROR");
1145             else if ([type isEqualToString:kCydiaProgressEventTypeWarning])
1146                 mode = UCLocalize("WARNING");
1147         }
1148
1149         if (mode != nil)
1150             value = [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), mode, value];
1151     }
1152
1153     return value;
1154 }
1155
1156 - (NSString *) compoundMessage {
1157     return [self compound:[self message]];
1158 }
1159
1160 - (NSString *) compoundTitle {
1161     NSString *title;
1162
1163     if (package_ == nil)
1164         title = nil;
1165     else if (Package *package = [[Database sharedInstance] packageWithName:package_])
1166         title = [package name];
1167     else
1168         title = package_;
1169
1170     return [self compound:title];
1171 }
1172
1173 @end
1174 /* }}} */
1175
1176 // Cytore Definitions {{{
1177 struct PackageValue :
1178     Cytore::Block
1179 {
1180     Cytore::Offset<PackageValue> next_;
1181
1182     uint32_t index_ : 23;
1183     uint32_t subscribed_ : 1;
1184     uint32_t : 8;
1185
1186     int32_t first_;
1187     int32_t last_;
1188
1189     uint16_t vhash_;
1190     uint16_t nhash_;
1191
1192     char version_[8];
1193     char name_[];
1194 };
1195
1196 struct MetaValue :
1197     Cytore::Block
1198 {
1199     uint32_t active_;
1200     Cytore::Offset<PackageValue> packages_[1 << 16];
1201 };
1202
1203 static Cytore::File<MetaValue> MetaFile_;
1204 // }}}
1205 // Cytore Helper Functions {{{
1206 static PackageValue *PackageFind(const char *name, size_t length, bool *fail = NULL) {
1207     SplitHash nhash = { hashlittle(name, length) };
1208
1209     PackageValue *metadata;
1210
1211     Cytore::Offset<PackageValue> *offset(&MetaFile_->packages_[nhash.u16[0]]);
1212     offset: if (offset->IsNull()) {
1213         *offset = MetaFile_.New<PackageValue>(length + 1);
1214         metadata = &MetaFile_.Get(*offset);
1215
1216         if (metadata == NULL) {
1217             if (fail != NULL)
1218                 *fail = true;
1219
1220             metadata = new PackageValue();
1221             memset(metadata, 0, sizeof(*metadata));
1222         }
1223
1224         memcpy(metadata->name_, name, length + 1);
1225         metadata->nhash_ = nhash.u16[1];
1226     } else {
1227         metadata = &MetaFile_.Get(*offset);
1228
1229         if (metadata->nhash_ != nhash.u16[1] || strncmp(metadata->name_, name, length + 1) != 0) {
1230             offset = &metadata->next_;
1231             goto offset;
1232         }
1233     }
1234
1235     return metadata;
1236 }
1237
1238 static void PackageImport(const void *key, const void *value, void *context) {
1239     bool &fail(*reinterpret_cast<bool *>(context));
1240
1241     char buffer[1024];
1242     if (!CFStringGetCString((CFStringRef) key, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1243         NSLog(@"failed to import package %@", key);
1244         return;
1245     }
1246
1247     PackageValue *metadata(PackageFind(buffer, strlen(buffer), &fail));
1248     NSDictionary *package((NSDictionary *) value);
1249
1250     if (NSNumber *subscribed = [package objectForKey:@"IsSubscribed"])
1251         if ([subscribed boolValue] && !metadata->subscribed_)
1252             metadata->subscribed_ = true;
1253
1254     if (NSDate *date = [package objectForKey:@"FirstSeen"]) {
1255         time_t time([date timeIntervalSince1970]);
1256         if (metadata->first_ > time || metadata->first_ == 0)
1257             metadata->first_ = time;
1258     }
1259
1260     NSDate *date([package objectForKey:@"LastSeen"]);
1261     NSString *version([package objectForKey:@"LastVersion"]);
1262
1263     if (date != nil && version != nil) {
1264         time_t time([date timeIntervalSince1970]);
1265         if (metadata->last_ < time || metadata->last_ == 0)
1266             if (CFStringGetCString((CFStringRef) version, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1267                 size_t length(strlen(buffer));
1268                 uint16_t vhash(hashlittle(buffer, length));
1269
1270                 size_t capped(std::min<size_t>(8, length));
1271                 char *latest(buffer + length - capped);
1272
1273                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
1274                 metadata->vhash_ = vhash;
1275
1276                 metadata->last_ = time;
1277             }
1278     }
1279 }
1280 // }}}
1281
1282 /* Source Class {{{ */
1283 @interface Source : NSObject {
1284     unsigned era_;
1285     Database *database_;
1286     metaIndex *index_;
1287
1288     CYString depiction_;
1289     CYString description_;
1290     CYString label_;
1291     CYString origin_;
1292     CYString support_;
1293
1294     CYString uri_;
1295     CYString distribution_;
1296     CYString type_;
1297     CYString base_;
1298     CYString version_;
1299
1300     _H<NSString> host_;
1301     _H<NSString> authority_;
1302
1303     CYString defaultIcon_;
1304
1305     _H<NSDictionary> record_;
1306     BOOL trusted_;
1307 }
1308
1309 - (Source *) initWithMetaIndex:(metaIndex *)index forDatabase:(Database *)database inPool:(apr_pool_t *)pool;
1310
1311 - (NSComparisonResult) compareByName:(Source *)source;
1312
1313 - (NSString *) depictionForPackage:(NSString *)package;
1314 - (NSString *) supportForPackage:(NSString *)package;
1315
1316 - (NSDictionary *) record;
1317 - (BOOL) trusted;
1318
1319 - (NSString *) rooturi;
1320 - (NSString *) distribution;
1321 - (NSString *) type;
1322
1323 - (NSString *) key;
1324 - (NSString *) host;
1325
1326 - (NSString *) name;
1327 - (NSString *) shortDescription;
1328 - (NSString *) label;
1329 - (NSString *) origin;
1330 - (NSString *) version;
1331
1332 - (NSString *) defaultIcon;
1333 - (NSURL *) iconURL;
1334
1335 @end
1336
1337 @implementation Source
1338
1339 - (void) _clear {
1340     uri_.clear();
1341     distribution_.clear();
1342     type_.clear();
1343
1344     base_.clear();
1345
1346     description_.clear();
1347     label_.clear();
1348     origin_.clear();
1349     depiction_.clear();
1350     support_.clear();
1351     version_.clear();
1352     defaultIcon_.clear();
1353
1354     record_ = nil;
1355     host_ = nil;
1356     authority_ = nil;
1357 }
1358
1359 + (NSString *) webScriptNameForSelector:(SEL)selector {
1360     if (false);
1361     else if (selector == @selector(addSection:))
1362         return @"addSection";
1363     else if (selector == @selector(getField:))
1364         return @"getField";
1365     else if (selector == @selector(removeSection:))
1366         return @"removeSection";
1367     else if (selector == @selector(remove))
1368         return @"remove";
1369     else
1370         return nil;
1371 }
1372
1373 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
1374     return [self webScriptNameForSelector:selector] == nil;
1375 }
1376
1377 + (NSArray *) _attributeKeys {
1378     return [NSArray arrayWithObjects:
1379         @"baseuri",
1380         @"distribution",
1381         @"host",
1382         @"key",
1383         @"iconuri",
1384         @"label",
1385         @"name",
1386         @"origin",
1387         @"rooturi",
1388         @"sections",
1389         @"shortDescription",
1390         @"trusted",
1391         @"type",
1392         @"version",
1393     nil];
1394 }
1395
1396 - (NSArray *) attributeKeys {
1397     return [[self class] _attributeKeys];
1398 }
1399
1400 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1401     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1402 }
1403
1404 - (void) setMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool {
1405     [self _clear];
1406
1407     trusted_ = index->IsTrusted();
1408
1409     uri_.set(pool, index->GetURI());
1410     distribution_.set(pool, index->GetDist());
1411     type_.set(pool, index->GetType());
1412
1413     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index));
1414     if (dindex != NULL) {
1415         base_.set(pool, dindex->MetaIndexURI(""));
1416
1417         FileFd fd;
1418         if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly))
1419             _error->Discard();
1420         else {
1421             pkgTagFile tags(&fd);
1422
1423             pkgTagSection section;
1424             tags.Step(section);
1425
1426             struct {
1427                 const char *name_;
1428                 CYString *value_;
1429             } names[] = {
1430                 {"default-icon", &defaultIcon_},
1431                 {"depiction", &depiction_},
1432                 {"description", &description_},
1433                 {"label", &label_},
1434                 {"origin", &origin_},
1435                 {"support", &support_},
1436                 {"version", &version_},
1437             };
1438
1439             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
1440                 const char *start, *end;
1441
1442                 if (section.Find(names[i].name_, start, end)) {
1443                     CYString &value(*names[i].value_);
1444                     value.set(pool, start, end - start);
1445                 }
1446             }
1447         }
1448     }
1449
1450     record_ = [Sources_ objectForKey:[self key]];
1451
1452     NSURL *url([NSURL URLWithString:uri_]);
1453
1454     host_ = [url host];
1455     if (host_ != nil)
1456         host_ = [host_ lowercaseString];
1457
1458     if (host_ != nil)
1459         authority_ = host_;
1460     else
1461         authority_ = [url path];
1462 }
1463
1464 - (Source *) initWithMetaIndex:(metaIndex *)index forDatabase:(Database *)database inPool:(apr_pool_t *)pool {
1465     if ((self = [super init]) != nil) {
1466         era_ = [database era];
1467         database_ = database;
1468         index_ = index;
1469
1470         [self setMetaIndex:index inPool:pool];
1471     } return self;
1472 }
1473
1474 - (NSString *) getField:(NSString *)name {
1475 @synchronized (database_) {
1476     if ([database_ era] != era_ || index_ == NULL)
1477         return nil;
1478
1479     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index_));
1480     if (dindex == NULL)
1481         return nil;
1482
1483     FileFd fd;
1484     if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly)) {
1485          _error->Discard();
1486          return nil;
1487     }
1488
1489     pkgTagFile tags(&fd);
1490
1491     pkgTagSection section;
1492     tags.Step(section);
1493
1494     const char *start, *end;
1495     if (!section.Find([name UTF8String], start, end))
1496         return (NSString *) [NSNull null];
1497
1498     return [NSString stringWithString:[(NSString *) CYStringCreate(start, end - start) autorelease]];
1499 } }
1500
1501 - (NSComparisonResult) compareByName:(Source *)source {
1502     NSString *lhs = [self name];
1503     NSString *rhs = [source name];
1504
1505     if ([lhs length] != 0 && [rhs length] != 0) {
1506         unichar lhc = [lhs characterAtIndex:0];
1507         unichar rhc = [rhs characterAtIndex:0];
1508
1509         if (isalpha(lhc) && !isalpha(rhc))
1510             return NSOrderedAscending;
1511         else if (!isalpha(lhc) && isalpha(rhc))
1512             return NSOrderedDescending;
1513     }
1514
1515     return [lhs compare:rhs options:LaxCompareOptions_];
1516 }
1517
1518 - (NSString *) depictionForPackage:(NSString *)package {
1519     return depiction_.empty() ? nil : [static_cast<id>(depiction_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1520 }
1521
1522 - (NSString *) supportForPackage:(NSString *)package {
1523     return support_.empty() ? nil : [static_cast<id>(support_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1524 }
1525
1526 - (NSArray *) sections {
1527     return record_ == nil ? (id) [NSNull null] : [record_ objectForKey:@"Sections"] ?: [NSArray array];
1528 }
1529
1530 - (void) _addSection:(NSString *)section {
1531     if (record_ == nil)
1532         return;
1533     else if (NSMutableArray *sections = [record_ objectForKey:@"Sections"]) {
1534         if (![sections containsObject:section]) {
1535             [sections addObject:section];
1536             Changed_ = true;
1537         }
1538     } else {
1539         [record_ setObject:[NSMutableArray arrayWithObject:section] forKey:@"Sections"];
1540         Changed_ = true;
1541     }
1542 }
1543
1544 - (bool) addSection:(NSString *)section {
1545     if (record_ == nil)
1546         return false;
1547
1548     [self performSelectorOnMainThread:@selector(_addSection:) withObject:section waitUntilDone:NO];
1549     return true;
1550 }
1551
1552 - (void) _removeSection:(NSString *)section {
1553     if (record_ == nil)
1554         return;
1555
1556     if (NSMutableArray *sections = [record_ objectForKey:@"Sections"])
1557         if ([sections containsObject:section]) {
1558             [sections removeObject:section];
1559             Changed_ = true;
1560         }
1561 }
1562
1563 - (bool) removeSection:(NSString *)section {
1564     if (record_ == nil)
1565         return false;
1566
1567     [self performSelectorOnMainThread:@selector(_removeSection:) withObject:section waitUntilDone:NO];
1568     return true;
1569 }
1570
1571 - (void) _remove {
1572     [Sources_ removeObjectForKey:[self key]];
1573     Changed_ = true;
1574 }
1575
1576 - (bool) remove {
1577     bool value(record_ != nil);
1578     [self performSelectorOnMainThread:@selector(_remove) withObject:nil waitUntilDone:NO];
1579     return value;
1580 }
1581
1582 - (NSDictionary *) record {
1583     return record_;
1584 }
1585
1586 - (BOOL) trusted {
1587     return trusted_;
1588 }
1589
1590 - (NSString *) rooturi {
1591     return uri_;
1592 }
1593
1594 - (NSString *) distribution {
1595     return distribution_;
1596 }
1597
1598 - (NSString *) type {
1599     return type_;
1600 }
1601
1602 - (NSString *) baseuri {
1603     return base_.empty() ? nil : (id) base_;
1604 }
1605
1606 - (NSString *) iconuri {
1607     if (NSString *base = [self baseuri])
1608         return [base stringByAppendingString:@"CydiaIcon.png"];
1609
1610     return nil;
1611 }
1612
1613 - (NSURL *) iconURL {
1614     if (NSString *uri = [self iconuri])
1615         return [NSURL URLWithString:uri];
1616     return nil;
1617 }
1618
1619 - (NSString *) key {
1620     return [NSString stringWithFormat:@"%@:%@:%@", (NSString *) type_, (NSString *) uri_, (NSString *) distribution_];
1621 }
1622
1623 - (NSString *) host {
1624     return host_;
1625 }
1626
1627 - (NSString *) name {
1628     return origin_.empty() ? (id) authority_ : origin_;
1629 }
1630
1631 - (NSString *) shortDescription {
1632     return description_;
1633 }
1634
1635 - (NSString *) label {
1636     return label_.empty() ? (id) authority_ : label_;
1637 }
1638
1639 - (NSString *) origin {
1640     return origin_;
1641 }
1642
1643 - (NSString *) version {
1644     return version_;
1645 }
1646
1647 - (NSString *) defaultIcon {
1648     return defaultIcon_;
1649 }
1650
1651 @end
1652 /* }}} */
1653 /* CydiaOperation Class {{{ */
1654 @interface CydiaOperation : NSObject {
1655     _H<NSString> operator_;
1656     _H<NSString> value_;
1657 }
1658
1659 - (NSString *) operator;
1660 - (NSString *) value;
1661
1662 @end
1663
1664 @implementation CydiaOperation
1665
1666 - (id) initWithOperator:(const char *)_operator value:(const char *)value {
1667     if ((self = [super init]) != nil) {
1668         operator_ = [NSString stringWithUTF8String:_operator];
1669         value_ = [NSString stringWithUTF8String:value];
1670     } return self;
1671 }
1672
1673 + (NSArray *) _attributeKeys {
1674     return [NSArray arrayWithObjects:
1675         @"operator",
1676         @"value",
1677     nil];
1678 }
1679
1680 - (NSArray *) attributeKeys {
1681     return [[self class] _attributeKeys];
1682 }
1683
1684 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1685     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1686 }
1687
1688 - (NSString *) operator {
1689     return operator_;
1690 }
1691
1692 - (NSString *) value {
1693     return value_;
1694 }
1695
1696 @end
1697 /* }}} */
1698 /* CydiaClause Class {{{ */
1699 @interface CydiaClause : NSObject {
1700     _H<NSString> package_;
1701     _H<CydiaOperation> version_;
1702 }
1703
1704 - (NSString *) package;
1705 - (CydiaOperation *) version;
1706
1707 @end
1708
1709 @implementation CydiaClause
1710
1711 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1712     if ((self = [super init]) != nil) {
1713         package_ = [NSString stringWithUTF8String:dep.TargetPkg().Name()];
1714
1715         if (const char *version = dep.TargetVer())
1716             version_ = [[[CydiaOperation alloc] initWithOperator:dep.CompType() value:version] autorelease];
1717         else
1718             version_ = (id) [NSNull null];
1719     } return self;
1720 }
1721
1722 + (NSArray *) _attributeKeys {
1723     return [NSArray arrayWithObjects:
1724         @"package",
1725         @"version",
1726     nil];
1727 }
1728
1729 - (NSArray *) attributeKeys {
1730     return [[self class] _attributeKeys];
1731 }
1732
1733 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1734     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1735 }
1736
1737 - (NSString *) package {
1738     return package_;
1739 }
1740
1741 - (CydiaOperation *) version {
1742     return version_;
1743 }
1744
1745 @end
1746 /* }}} */
1747 /* CydiaRelation Class {{{ */
1748 @interface CydiaRelation : NSObject {
1749     _H<NSString> relationship_;
1750     _H<NSMutableArray> clauses_;
1751 }
1752
1753 - (NSString *) relationship;
1754 - (NSArray *) clauses;
1755
1756 @end
1757
1758 @implementation CydiaRelation
1759
1760 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1761     if ((self = [super init]) != nil) {
1762         relationship_ = [NSString stringWithUTF8String:dep.DepType()];
1763         clauses_ = [NSMutableArray arrayWithCapacity:8];
1764
1765         pkgCache::DepIterator start;
1766         pkgCache::DepIterator end;
1767         dep.GlobOr(start, end); // ++dep
1768
1769         _forever {
1770             [clauses_ addObject:[[[CydiaClause alloc] initWithIterator:start] autorelease]];
1771
1772             // yes, seriously. (wtf?)
1773             if (start == end)
1774                 break;
1775             ++start;
1776         }
1777     } return self;
1778 }
1779
1780 + (NSArray *) _attributeKeys {
1781     return [NSArray arrayWithObjects:
1782         @"clauses",
1783         @"relationship",
1784     nil];
1785 }
1786
1787 - (NSArray *) attributeKeys {
1788     return [[self class] _attributeKeys];
1789 }
1790
1791 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1792     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1793 }
1794
1795 - (NSString *) relationship {
1796     return relationship_;
1797 }
1798
1799 - (NSArray *) clauses {
1800     return clauses_;
1801 }
1802
1803 - (void) addClause:(CydiaClause *)clause {
1804     [clauses_ addObject:clause];
1805 }
1806
1807 @end
1808 /* }}} */
1809 /* Package Class {{{ */
1810 struct ParsedPackage {
1811     CYString md5sum_;
1812     CYString tagline_;
1813
1814     CYString architecture_;
1815     CYString icon_;
1816
1817     CYString depiction_;
1818     CYString homepage_;
1819
1820     CYString sponsor_;
1821     CYString author_;
1822
1823     CYString bugs_;
1824     CYString support_;
1825 };
1826
1827 @interface Package : NSObject {
1828     uint32_t era_ : 25;
1829     uint32_t role_ : 3;
1830     uint32_t essential_ : 1;
1831     uint32_t obsolete_ : 1;
1832     uint32_t ignored_ : 1;
1833     uint32_t pooled_ : 1;
1834
1835     apr_pool_t *pool_;
1836
1837     uint32_t rank_;
1838
1839     _transient Database *database_;
1840
1841     pkgCache::VerIterator version_;
1842     pkgCache::PkgIterator iterator_;
1843     pkgCache::VerFileIterator file_;
1844
1845     CYString id_;
1846     CYString name_;
1847
1848     CYString latest_;
1849     CYString installed_;
1850
1851     const char *section_;
1852     _transient NSString *section$_;
1853
1854     _H<Source> source_;
1855
1856     PackageValue *metadata_;
1857     ParsedPackage *parsed_;
1858
1859     _H<NSMutableArray> tags_;
1860 }
1861
1862 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
1863 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
1864
1865 - (pkgCache::PkgIterator) iterator;
1866 - (void) parse;
1867
1868 - (NSString *) section;
1869 - (NSString *) simpleSection;
1870
1871 - (NSString *) longSection;
1872 - (NSString *) shortSection;
1873
1874 - (NSString *) uri;
1875
1876 - (MIMEAddress *) maintainer;
1877 - (size_t) size;
1878 - (NSString *) longDescription;
1879 - (NSString *) shortDescription;
1880 - (unichar) index;
1881
1882 - (PackageValue *) metadata;
1883 - (time_t) seen;
1884
1885 - (bool) subscribed;
1886 - (bool) setSubscribed:(bool)subscribed;
1887
1888 - (BOOL) ignored;
1889
1890 - (NSString *) latest;
1891 - (NSString *) installed;
1892 - (BOOL) uninstalled;
1893
1894 - (BOOL) valid;
1895 - (BOOL) upgradableAndEssential:(BOOL)essential;
1896 - (BOOL) essential;
1897 - (BOOL) broken;
1898 - (BOOL) unfiltered;
1899 - (BOOL) visible;
1900
1901 - (BOOL) half;
1902 - (BOOL) halfConfigured;
1903 - (BOOL) halfInstalled;
1904 - (BOOL) hasMode;
1905 - (NSString *) mode;
1906
1907 - (NSString *) id;
1908 - (NSString *) name;
1909 - (UIImage *) icon;
1910 - (NSString *) homepage;
1911 - (NSString *) depiction;
1912 - (MIMEAddress *) author;
1913
1914 - (NSString *) support;
1915
1916 - (NSArray *) files;
1917 - (NSArray *) warnings;
1918 - (NSArray *) applications;
1919
1920 - (Source *) source;
1921
1922 - (uint32_t) rank;
1923 - (BOOL) matches:(NSArray *)query;
1924
1925 - (bool) hasSupportingRole;
1926 - (BOOL) hasTag:(NSString *)tag;
1927 - (NSString *) primaryPurpose;
1928 - (NSArray *) purposes;
1929 - (bool) isCommercial;
1930
1931 - (void) setIndex:(size_t)index;
1932
1933 - (CYString &) cyname;
1934
1935 - (uint32_t) compareBySection:(NSArray *)sections;
1936
1937 - (void) install;
1938 - (void) remove;
1939
1940 - (bool) isUnfilteredAndSearchedForBy:(NSArray *)query;
1941 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search;
1942 - (bool) isInstalledAndUnfiltered:(NSNumber *)number;
1943 - (bool) isVisibleInSection:(NSString *)section;
1944 - (bool) isVisibleInSource:(Source *)source;
1945
1946 @end
1947
1948 uint32_t PackageChangesRadix(Package *self, void *) {
1949     union {
1950         uint32_t key;
1951
1952         struct {
1953             uint32_t timestamp : 30;
1954             uint32_t ignored : 1;
1955             uint32_t upgradable : 1;
1956         } bits;
1957     } value;
1958
1959     bool upgradable([self upgradableAndEssential:YES]);
1960     value.bits.upgradable = upgradable ? 1 : 0;
1961
1962     if (upgradable) {
1963         value.bits.timestamp = 0;
1964         value.bits.ignored = [self ignored] ? 0 : 1;
1965         value.bits.upgradable = 1;
1966     } else {
1967         value.bits.timestamp = [self seen] >> 2;
1968         value.bits.ignored = 0;
1969         value.bits.upgradable = 0;
1970     }
1971
1972     return _not(uint32_t) - value.key;
1973 }
1974
1975 uint32_t PackagePrefixRadix(Package *self, void *context) {
1976     size_t offset(reinterpret_cast<size_t>(context));
1977     CYString &name([self cyname]);
1978
1979     size_t size(name.size());
1980     if (size == 0)
1981         return 0;
1982     char *text(name.data());
1983
1984     size_t zeros;
1985     if (!isdigit(text[0]))
1986         zeros = 0;
1987     else {
1988         size_t digits(1);
1989         while (size != digits && isdigit(text[digits]))
1990             if (++digits == 4)
1991                 break;
1992         zeros = 4 - digits;
1993     }
1994
1995     uint8_t data[4];
1996
1997     if (offset == 0 && zeros != 0) {
1998         memset(data, '0', zeros);
1999         memcpy(data + zeros, text, 4 - zeros);
2000     } else {
2001         /* XXX: there's some danger here if you request a non-zero offset < 4 and it gets zero padded */
2002         if (size <= offset - zeros)
2003             return 0;
2004
2005         text += offset - zeros;
2006         size -= offset - zeros;
2007
2008         if (size >= 4)
2009             memcpy(data, text, 4);
2010         else {
2011             memcpy(data, text, size);
2012             memset(data + size, 0, 4 - size);
2013         }
2014
2015         for (size_t i(0); i != 4; ++i)
2016             if (isalpha(data[i]))
2017                 data[i] |= 0x20;
2018     }
2019
2020     if (offset == 0)
2021         if (data[0] == '@')
2022             data[0] = 0x7f;
2023         else
2024             data[0] = (data[0] & 0x1f) | "\x80\x00\xc0\x40"[data[0] >> 6];
2025
2026     /* XXX: ntohl may be more honest */
2027     return OSSwapInt32(*reinterpret_cast<uint32_t *>(data));
2028 }
2029
2030 CYString &(*PackageName)(Package *self, SEL sel);
2031
2032 CFComparisonResult PackageNameCompare(Package *lhs, Package *rhs, void *arg) {
2033     _profile(PackageNameCompare)
2034         CYString &lhi(PackageName(lhs, @selector(cyname)));
2035         CYString &rhi(PackageName(rhs, @selector(cyname)));
2036         CFStringRef lhn(lhi), rhn(rhi);
2037
2038         if (lhn == NULL)
2039             return rhn == NULL ? NSOrderedSame : NSOrderedAscending;
2040         else if (rhn == NULL)
2041             return NSOrderedDescending;
2042
2043         _profile(PackageNameCompare$NumbersLast)
2044             if (!lhi.empty() && !rhi.empty()) {
2045                 UniChar lhc(CFStringGetCharacterAtIndex(lhn, 0));
2046                 UniChar rhc(CFStringGetCharacterAtIndex(rhn, 0));
2047                 bool lha(CFUniCharIsMemberOf(lhc, kCFUniCharLetterCharacterSet));
2048                 if (lha != CFUniCharIsMemberOf(rhc, kCFUniCharLetterCharacterSet))
2049                     return lha ? NSOrderedAscending : NSOrderedDescending;
2050             }
2051         _end
2052
2053         CFIndex length = CFStringGetLength(lhn);
2054
2055         _profile(PackageNameCompare$Compare)
2056             return CFStringCompareWithOptionsAndLocale(lhn, rhn, CFRangeMake(0, length), LaxCompareFlags_, Locale_);
2057         _end
2058     _end
2059 }
2060
2061 CFComparisonResult PackageNameCompare_(Package **lhs, Package **rhs, void *context) {
2062     return PackageNameCompare(*lhs, *rhs, context);
2063 }
2064
2065 struct PackageNameOrdering :
2066     std::binary_function<Package *, Package *, bool>
2067 {
2068     _finline bool operator ()(Package *lhs, Package *rhs) const {
2069         return PackageNameCompare(lhs, rhs, NULL) == NSOrderedAscending;
2070     }
2071 };
2072
2073 @implementation Package
2074
2075 - (NSString *) description {
2076     return [NSString stringWithFormat:@"<Package:%@>", static_cast<NSString *>(name_)];
2077 }
2078
2079 - (void) dealloc {
2080     if (!pooled_)
2081         apr_pool_destroy(pool_);
2082     if (parsed_ != NULL)
2083         delete parsed_;
2084     [super dealloc];
2085 }
2086
2087 + (NSString *) webScriptNameForSelector:(SEL)selector {
2088     if (false);
2089     else if (selector == @selector(clear))
2090         return @"clear";
2091     else if (selector == @selector(getField:))
2092         return @"getField";
2093     else if (selector == @selector(hasTag:))
2094         return @"hasTag";
2095     else if (selector == @selector(install))
2096         return @"install";
2097     else if (selector == @selector(remove))
2098         return @"remove";
2099     else
2100         return nil;
2101 }
2102
2103 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
2104     return [self webScriptNameForSelector:selector] == nil;
2105 }
2106
2107 + (NSArray *) _attributeKeys {
2108     return [NSArray arrayWithObjects:
2109         @"applications",
2110         @"architecture",
2111         @"author",
2112         @"depiction",
2113         @"essential",
2114         @"homepage",
2115         @"icon",
2116         @"id",
2117         @"installed",
2118         @"latest",
2119         @"longDescription",
2120         @"longSection",
2121         @"maintainer",
2122         @"md5sum",
2123         @"mode",
2124         @"name",
2125         @"purposes",
2126         @"relations",
2127         @"section",
2128         @"selection",
2129         @"shortDescription",
2130         @"shortSection",
2131         @"simpleSection",
2132         @"size",
2133         @"source",
2134         @"sponsor",
2135         @"state",
2136         @"support",
2137         @"tags",
2138         @"warnings",
2139     nil];
2140 }
2141
2142 - (NSArray *) attributeKeys {
2143     return [[self class] _attributeKeys];
2144 }
2145
2146 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2147     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2148 }
2149
2150 - (NSArray *) relations {
2151 @synchronized (database_) {
2152     NSMutableArray *relations([NSMutableArray arrayWithCapacity:16]);
2153     for (pkgCache::DepIterator dep(version_.DependsList()); !dep.end(); ++dep)
2154         [relations addObject:[[[CydiaRelation alloc] initWithIterator:dep] autorelease]];
2155     return relations;
2156 } }
2157
2158 - (NSString *) architecture {
2159     [self parse];
2160 @synchronized (database_) {
2161     return parsed_->architecture_.empty() ? [NSNull null] : (id) parsed_->architecture_;
2162 } }
2163
2164 - (NSString *) getField:(NSString *)name {
2165 @synchronized (database_) {
2166     if ([database_ era] != era_ || file_.end())
2167         return nil;
2168
2169     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2170
2171     const char *start, *end;
2172     if (!parser.Find([name UTF8String], start, end))
2173         return (NSString *) [NSNull null];
2174
2175     return [NSString stringWithString:[(NSString *) CYStringCreate(start, end - start) autorelease]];
2176 } }
2177
2178 - (void) parse {
2179     if (parsed_ != NULL)
2180         return;
2181 @synchronized (database_) {
2182     if ([database_ era] != era_ || file_.end())
2183         return;
2184
2185     ParsedPackage *parsed(new ParsedPackage);
2186     parsed_ = parsed;
2187
2188     _profile(Package$parse)
2189         pkgRecords::Parser *parser;
2190
2191         _profile(Package$parse$Lookup)
2192             parser = &[database_ records]->Lookup(file_);
2193         _end
2194
2195         CYString website;
2196
2197         _profile(Package$parse$Find)
2198             struct {
2199                 const char *name_;
2200                 CYString *value_;
2201             } names[] = {
2202                 {"architecture", &parsed->architecture_},
2203                 {"icon", &parsed->icon_},
2204                 {"depiction", &parsed->depiction_},
2205                 {"homepage", &parsed->homepage_},
2206                 {"website", &website},
2207                 {"bugs", &parsed->bugs_},
2208                 {"support", &parsed->support_},
2209                 {"sponsor", &parsed->sponsor_},
2210                 {"author", &parsed->author_},
2211                 {"md5sum", &parsed->md5sum_},
2212             };
2213
2214             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
2215                 const char *start, *end;
2216
2217                 if (parser->Find(names[i].name_, start, end)) {
2218                     CYString &value(*names[i].value_);
2219                     _profile(Package$parse$Value)
2220                         value.set(pool_, start, end - start);
2221                     _end
2222                 }
2223             }
2224         _end
2225
2226         _profile(Package$parse$Tagline)
2227             const char *start, *end;
2228             if (parser->ShortDesc(start, end)) {
2229                 const char *stop(reinterpret_cast<const char *>(memchr(start, '\n', end - start)));
2230                 if (stop == NULL)
2231                     stop = end;
2232                 while (stop != start && stop[-1] == '\r')
2233                     --stop;
2234                 parsed->tagline_.set(pool_, start, stop - start);
2235             }
2236         _end
2237
2238         _profile(Package$parse$Retain)
2239             if (parsed->homepage_.empty())
2240                 parsed->homepage_ = website;
2241             if (parsed->homepage_ == parsed->depiction_)
2242                 parsed->homepage_.clear();
2243         _end
2244     _end
2245 } }
2246
2247 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2248     if ((self = [super init]) != nil) {
2249     _profile(Package$initWithVersion)
2250         if (pool == NULL)
2251             apr_pool_create(&pool_, NULL);
2252         else {
2253             pool_ = pool;
2254             pooled_ = true;
2255         }
2256
2257         database_ = database;
2258         era_ = [database era];
2259
2260         version_ = version;
2261
2262         pkgCache::PkgIterator iterator(version.ParentPkg());
2263         iterator_ = iterator;
2264
2265         _profile(Package$initWithVersion$Version)
2266             if (!version_.end())
2267                 file_ = version_.FileList();
2268             else {
2269                 pkgCache &cache([database_ cache]);
2270                 file_ = pkgCache::VerFileIterator(cache, cache.VerFileP);
2271             }
2272         _end
2273
2274         _profile(Package$initWithVersion$Cache)
2275             name_.set(NULL, iterator.Display());
2276
2277             latest_.set(NULL, StripVersion_(version_.VerStr()));
2278
2279             pkgCache::VerIterator current(iterator.CurrentVer());
2280             if (!current.end())
2281                 installed_.set(NULL, StripVersion_(current.VerStr()));
2282         _end
2283
2284         _profile(Package$initWithVersion$Tags)
2285             pkgCache::TagIterator tag(iterator.TagList());
2286             if (!tag.end()) {
2287                 tags_ = [NSMutableArray arrayWithCapacity:8];
2288                 do {
2289                     const char *name(tag.Name());
2290                     [tags_ addObject:[(NSString *)CYStringCreate(name) autorelease]];
2291
2292                     if (role_ == 0 && strncmp(name, "role::", 6) == 0 /*&& strcmp(name, "role::leaper") != 0*/) {
2293                         if (strcmp(name + 6, "enduser") == 0)
2294                             role_ = 1;
2295                         else if (strcmp(name + 6, "hacker") == 0)
2296                             role_ = 2;
2297                         else if (strcmp(name + 6, "developer") == 0)
2298                             role_ = 3;
2299                         else if (strcmp(name + 6, "cydia") == 0)
2300                             role_ = 7;
2301                         else
2302                             role_ = 4;
2303                     }
2304
2305                     if (strncmp(name, "cydia::", 7) == 0) {
2306                         if (strcmp(name + 7, "essential") == 0)
2307                             essential_ = true;
2308                         else if (strcmp(name + 7, "obsolete") == 0)
2309                             obsolete_ = true;
2310                     }
2311
2312                     ++tag;
2313                 } while (!tag.end());
2314             }
2315         _end
2316
2317         _profile(Package$initWithVersion$Metadata)
2318             const char *mixed(iterator.Name());
2319             size_t size(strlen(mixed));
2320             char lower[size + 1];
2321
2322             for (size_t i(0); i != size; ++i)
2323                 lower[i] = mixed[i] | 0x20;
2324             lower[size] = '\0';
2325
2326             PackageValue *metadata(PackageFind(lower, size));
2327             metadata_ = metadata;
2328
2329             id_.set(NULL, metadata->name_, size);
2330
2331             const char *latest(version_.VerStr());
2332             size_t length(strlen(latest));
2333
2334             uint16_t vhash(hashlittle(latest, length));
2335
2336             size_t capped(std::min<size_t>(8, length));
2337             latest = latest + length - capped;
2338
2339             if (metadata->first_ == 0)
2340                 metadata->first_ = now_;
2341
2342             if (metadata->vhash_ != vhash || strncmp(metadata->version_, latest, sizeof(metadata->version_)) != 0) {
2343                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
2344                 metadata->vhash_ = vhash;
2345                 metadata->last_ = now_;
2346             } else if (metadata->last_ == 0)
2347                 metadata->last_ = metadata->first_;
2348         _end
2349
2350         _profile(Package$initWithVersion$Section)
2351             section_ = iterator.Section();
2352         _end
2353
2354         _profile(Package$initWithVersion$Flags)
2355             essential_ |= ((iterator->Flags & pkgCache::Flag::Essential) == 0 ? NO : YES);
2356             ignored_ = iterator->SelectedState == pkgCache::State::Hold;
2357         _end
2358     _end } return self;
2359 }
2360
2361 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2362     pkgCache::VerIterator version;
2363
2364     _profile(Package$packageWithIterator$GetCandidateVer)
2365         version = [database policy]->GetCandidateVer(iterator);
2366     _end
2367
2368     if (version.end())
2369         return nil;
2370
2371     Package *package;
2372
2373     _profile(Package$packageWithIterator$Allocate)
2374         package = [Package allocWithZone:zone];
2375     _end
2376
2377     _profile(Package$packageWithIterator$Initialize)
2378         package = [package
2379             initWithVersion:version
2380             withZone:zone
2381             inPool:pool
2382             database:database
2383         ];
2384     _end
2385
2386     _profile(Package$packageWithIterator$Autorelease)
2387         package = [package autorelease];
2388     _end
2389
2390     return package;
2391 }
2392
2393 - (pkgCache::PkgIterator) iterator {
2394     return iterator_;
2395 }
2396
2397 - (NSString *) section {
2398     if (section$_ == nil) {
2399         if (section_ == NULL)
2400             return nil;
2401
2402         _profile(Package$section$mappedSectionForPointer)
2403             section$_ = [database_ mappedSectionForPointer:section_];
2404         _end
2405     } return section$_;
2406 }
2407
2408 - (NSString *) simpleSection {
2409     if (NSString *section = [self section])
2410         return Simplify(section);
2411     else
2412         return nil;
2413 }
2414
2415 - (NSString *) longSection {
2416     return LocalizeSection([self section]);
2417 }
2418
2419 - (NSString *) shortSection {
2420     return [[NSBundle mainBundle] localizedStringForKey:[self simpleSection] value:nil table:@"Sections"];
2421 }
2422
2423 - (NSString *) uri {
2424     return nil;
2425 #if 0
2426     pkgIndexFile *index;
2427     pkgCache::PkgFileIterator file(file_.File());
2428     if (![database_ list].FindIndex(file, index))
2429         return nil;
2430     return [NSString stringWithUTF8String:iterator_->Path];
2431     //return [NSString stringWithUTF8String:file.Site()];
2432     //return [NSString stringWithUTF8String:index->ArchiveURI(file.FileName()).c_str()];
2433 #endif
2434 }
2435
2436 - (MIMEAddress *) maintainer {
2437 @synchronized (database_) {
2438     if ([database_ era] != era_ || file_.end())
2439         return nil;
2440
2441     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2442     const std::string &maintainer(parser->Maintainer());
2443     return maintainer.empty() ? nil : [MIMEAddress addressWithString:[NSString stringWithUTF8String:maintainer.c_str()]];
2444 } }
2445
2446 - (NSString *) md5sum {
2447     return parsed_ == NULL ? nil : (id) parsed_->md5sum_;
2448 }
2449
2450 - (size_t) size {
2451 @synchronized (database_) {
2452     if ([database_ era] != era_ || version_.end())
2453         return 0;
2454
2455     return version_->InstalledSize;
2456 } }
2457
2458 - (NSString *) longDescription {
2459 @synchronized (database_) {
2460     if ([database_ era] != era_ || file_.end())
2461         return nil;
2462
2463     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2464     NSString *description([NSString stringWithUTF8String:parser->LongDesc().c_str()]);
2465
2466     NSArray *lines = [description componentsSeparatedByString:@"\n"];
2467     NSMutableArray *trimmed = [NSMutableArray arrayWithCapacity:([lines count] - 1)];
2468     if ([lines count] < 2)
2469         return nil;
2470
2471     NSCharacterSet *whitespace = [NSCharacterSet whitespaceCharacterSet];
2472     for (size_t i(1), e([lines count]); i != e; ++i) {
2473         NSString *trim = [[lines objectAtIndex:i] stringByTrimmingCharactersInSet:whitespace];
2474         [trimmed addObject:trim];
2475     }
2476
2477     return [trimmed componentsJoinedByString:@"\n"];
2478 } }
2479
2480 - (NSString *) shortDescription {
2481     if (parsed_ != NULL)
2482         return static_cast<NSString *>(parsed_->tagline_);
2483
2484 @synchronized (database_) {
2485     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2486
2487     const char *start, *end;
2488     if (!parser.ShortDesc(start, end))
2489         return nil;
2490
2491     if (end - start > 200)
2492         end = start + 200;
2493
2494     /*
2495     if (const char *stop = reinterpret_cast<const char *>(memchr(start, '\n', end - start)))
2496         end = stop;
2497
2498     while (end != start && end[-1] == '\r')
2499         --end;
2500     */
2501
2502     return [(id) CYStringCreate(start, end - start) autorelease];
2503 } }
2504
2505 - (unichar) index {
2506     _profile(Package$index)
2507         CFStringRef name((CFStringRef) [self name]);
2508         if (CFStringGetLength(name) == 0)
2509             return '#';
2510         UniChar character(CFStringGetCharacterAtIndex(name, 0));
2511         if (!CFUniCharIsMemberOf(character, kCFUniCharLetterCharacterSet))
2512             return '#';
2513         return toupper(character);
2514     _end
2515 }
2516
2517 - (PackageValue *) metadata {
2518     return metadata_;
2519 }
2520
2521 - (time_t) seen {
2522     PackageValue *metadata([self metadata]);
2523     return metadata->subscribed_ ? metadata->last_ : metadata->first_;
2524 }
2525
2526 - (bool) subscribed {
2527     return [self metadata]->subscribed_;
2528 }
2529
2530 - (bool) setSubscribed:(bool)subscribed {
2531     PackageValue *metadata([self metadata]);
2532     if (metadata->subscribed_ == subscribed)
2533         return false;
2534     metadata->subscribed_ = subscribed;
2535     return true;
2536 }
2537
2538 - (BOOL) ignored {
2539     return ignored_;
2540 }
2541
2542 - (NSString *) latest {
2543     return latest_;
2544 }
2545
2546 - (NSString *) installed {
2547     return installed_;
2548 }
2549
2550 - (BOOL) uninstalled {
2551     return installed_.empty();
2552 }
2553
2554 - (BOOL) valid {
2555     return !version_.end();
2556 }
2557
2558 - (BOOL) upgradableAndEssential:(BOOL)essential {
2559     _profile(Package$upgradableAndEssential)
2560         pkgCache::VerIterator current(iterator_.CurrentVer());
2561         if (current.end())
2562             return essential && essential_;
2563         else
2564             return !version_.end() && version_ != current;
2565     _end
2566 }
2567
2568 - (BOOL) essential {
2569     return essential_;
2570 }
2571
2572 - (BOOL) broken {
2573     return [database_ cache][iterator_].InstBroken();
2574 }
2575
2576 - (BOOL) unfiltered {
2577     _profile(Package$unfiltered$obsolete)
2578         if (_unlikely(obsolete_))
2579             return false;
2580     _end
2581
2582     _profile(Package$unfiltered$hasSupportingRole)
2583         if (_unlikely(![self hasSupportingRole]))
2584             return false;
2585     _end
2586
2587     return true;
2588 }
2589
2590 - (BOOL) visible {
2591     if (![self unfiltered])
2592         return false;
2593
2594     NSString *section;
2595
2596     _profile(Package$visible$section)
2597         section = [self section];
2598     _end
2599
2600     _profile(Package$visible$isSectionVisible)
2601         if (!isSectionVisible(section))
2602             return false;
2603     _end
2604
2605     return true;
2606 }
2607
2608 - (BOOL) half {
2609     unsigned char current(iterator_->CurrentState);
2610     return current == pkgCache::State::HalfConfigured || current == pkgCache::State::HalfInstalled;
2611 }
2612
2613 - (BOOL) halfConfigured {
2614     return iterator_->CurrentState == pkgCache::State::HalfConfigured;
2615 }
2616
2617 - (BOOL) halfInstalled {
2618     return iterator_->CurrentState == pkgCache::State::HalfInstalled;
2619 }
2620
2621 - (BOOL) hasMode {
2622     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2623     return state.Mode != pkgDepCache::ModeKeep;
2624 }
2625
2626 - (NSString *) mode {
2627     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2628
2629     switch (state.Mode) {
2630         case pkgDepCache::ModeDelete:
2631             if ((state.iFlags & pkgDepCache::Purge) != 0)
2632                 return @"PURGE";
2633             else
2634                 return @"REMOVE";
2635         case pkgDepCache::ModeKeep:
2636             if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2637                 return @"REINSTALL";
2638             /*else if ((state.iFlags & pkgDepCache::AutoKept) != 0)
2639                 return nil;*/
2640             else
2641                 return nil;
2642         case pkgDepCache::ModeInstall:
2643             /*if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2644                 return @"REINSTALL";
2645             else*/ switch (state.Status) {
2646                 case -1:
2647                     return @"DOWNGRADE";
2648                 case 0:
2649                     return @"INSTALL";
2650                 case 1:
2651                     return @"UPGRADE";
2652                 case 2:
2653                     return @"NEW_INSTALL";
2654                 _nodefault
2655             }
2656         _nodefault
2657     }
2658 }
2659
2660 - (NSString *) id {
2661     return id_;
2662 }
2663
2664 - (NSString *) name {
2665     return name_.empty() ? id_ : name_;
2666 }
2667
2668 - (UIImage *) icon {
2669     NSString *section = [self simpleSection];
2670
2671     UIImage *icon(nil);
2672     if (parsed_ != NULL)
2673         if (NSString *href = parsed_->icon_)
2674             if ([href hasPrefix:@"file:///"])
2675                 icon = [UIImage imageAtPath:[[href substringFromIndex:7] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
2676     if (icon == nil) if (section != nil)
2677         icon = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, [section stringByReplacingOccurrencesOfString:@" " withString:@"_"]]];
2678     if (icon == nil) if (Source *source = [self source]) if (NSString *dicon = [source defaultIcon])
2679         if ([dicon hasPrefix:@"file:///"])
2680             icon = [UIImage imageAtPath:[[dicon substringFromIndex:7] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
2681     if (icon == nil)
2682         icon = [UIImage applicationImageNamed:@"unknown.png"];
2683     return icon;
2684 }
2685
2686 - (NSString *) homepage {
2687     return parsed_ == NULL ? nil : static_cast<NSString *>(parsed_->homepage_);
2688 }
2689
2690 - (NSString *) depiction {
2691     return parsed_ != NULL && !parsed_->depiction_.empty() ? parsed_->depiction_ : [[self source] depictionForPackage:id_];
2692 }
2693
2694 - (MIMEAddress *) sponsor {
2695     return parsed_ == NULL || parsed_->sponsor_.empty() ? nil : [MIMEAddress addressWithString:parsed_->sponsor_];
2696 }
2697
2698 - (MIMEAddress *) author {
2699     return parsed_ == NULL || parsed_->author_.empty() ? nil : [MIMEAddress addressWithString:parsed_->author_];
2700 }
2701
2702 - (NSString *) support {
2703     return parsed_ != NULL && !parsed_->bugs_.empty() ? parsed_->bugs_ : [[self source] supportForPackage:id_];
2704 }
2705
2706 - (NSArray *) files {
2707     NSString *path = [NSString stringWithFormat:@"/var/lib/dpkg/info/%@.list", static_cast<NSString *>(id_)];
2708     NSMutableArray *files = [NSMutableArray arrayWithCapacity:128];
2709
2710     std::ifstream fin;
2711     fin.open([path UTF8String]);
2712     if (!fin.is_open())
2713         return nil;
2714
2715     std::string line;
2716     while (std::getline(fin, line))
2717         [files addObject:[NSString stringWithUTF8String:line.c_str()]];
2718
2719     return files;
2720 }
2721
2722 - (NSString *) state {
2723 @synchronized (database_) {
2724     if ([database_ era] != era_ || file_.end())
2725         return nil;
2726
2727     switch (iterator_->CurrentState) {
2728         case pkgCache::State::NotInstalled:
2729             return @"NotInstalled";
2730         case pkgCache::State::UnPacked:
2731             return @"UnPacked";
2732         case pkgCache::State::HalfConfigured:
2733             return @"HalfConfigured";
2734         case pkgCache::State::HalfInstalled:
2735             return @"HalfInstalled";
2736         case pkgCache::State::ConfigFiles:
2737             return @"ConfigFiles";
2738         case pkgCache::State::Installed:
2739             return @"Installed";
2740         case pkgCache::State::TriggersAwaited:
2741             return @"TriggersAwaited";
2742         case pkgCache::State::TriggersPending:
2743             return @"TriggersPending";
2744     }
2745
2746     return (NSString *) [NSNull null];
2747 } }
2748
2749 - (NSString *) selection {
2750 @synchronized (database_) {
2751     if ([database_ era] != era_ || file_.end())
2752         return nil;
2753
2754     switch (iterator_->SelectedState) {
2755         case pkgCache::State::Unknown:
2756             return @"Unknown";
2757         case pkgCache::State::Install:
2758             return @"Install";
2759         case pkgCache::State::Hold:
2760             return @"Hold";
2761         case pkgCache::State::DeInstall:
2762             return @"DeInstall";
2763         case pkgCache::State::Purge:
2764             return @"Purge";
2765     }
2766
2767     return (NSString *) [NSNull null];
2768 } }
2769
2770 - (NSArray *) warnings {
2771     NSMutableArray *warnings([NSMutableArray arrayWithCapacity:4]);
2772     const char *name(iterator_.Name());
2773
2774     size_t length(strlen(name));
2775     if (length < 2) invalid:
2776         [warnings addObject:UCLocalize("ILLEGAL_PACKAGE_IDENTIFIER")];
2777     else for (size_t i(0); i != length; ++i)
2778         if (
2779             /* XXX: technically this is not allowed */
2780             (name[i] < 'A' || name[i] > 'Z') &&
2781             (name[i] < 'a' || name[i] > 'z') &&
2782             (name[i] < '0' || name[i] > '9') &&
2783             (i == 0 || name[i] != '+' && name[i] != '-' && name[i] != '.')
2784         ) goto invalid;
2785
2786     if (strcmp(name, "cydia") != 0) {
2787         bool cydia = false;
2788         bool user = false;
2789         bool _private = false;
2790         bool stash = false;
2791
2792         bool repository = [[self section] isEqualToString:@"Repositories"];
2793
2794         if (NSArray *files = [self files])
2795             for (NSString *file in files)
2796                 if (!cydia && [file isEqualToString:@"/Applications/Cydia.app"])
2797                     cydia = true;
2798                 else if (!user && [file isEqualToString:@"/User"])
2799                     user = true;
2800                 else if (!_private && [file isEqualToString:@"/private"])
2801                     _private = true;
2802                 else if (!stash && [file isEqualToString:@"/var/stash"])
2803                     stash = true;
2804
2805         /* XXX: this is not sensitive enough. only some folders are valid. */
2806         if (cydia && !repository)
2807             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"Cydia.app"]];
2808         if (user)
2809             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/User"]];
2810         if (_private)
2811             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/private"]];
2812         if (stash)
2813             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/var/stash"]];
2814     }
2815
2816     return [warnings count] == 0 ? nil : warnings;
2817 }
2818
2819 - (NSArray *) applications {
2820     NSString *me([[NSBundle mainBundle] bundleIdentifier]);
2821
2822     NSMutableArray *applications([NSMutableArray arrayWithCapacity:2]);
2823
2824     static Pcre application_r("^/Applications/(.*)\\.app/Info.plist$");
2825     if (NSArray *files = [self files])
2826         for (NSString *file in files)
2827             if (application_r(file)) {
2828                 NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:file]);
2829                 NSString *id([info objectForKey:@"CFBundleIdentifier"]);
2830                 if ([id isEqualToString:me])
2831                     continue;
2832
2833                 NSString *display([info objectForKey:@"CFBundleDisplayName"]);
2834                 if (display == nil)
2835                     display = application_r[1];
2836
2837                 NSString *bundle([file stringByDeletingLastPathComponent]);
2838                 NSString *icon([info objectForKey:@"CFBundleIconFile"]);
2839                 if (icon == nil || [icon length] == 0)
2840                     icon = @"icon.png";
2841                 NSURL *url([NSURL fileURLWithPath:[bundle stringByAppendingPathComponent:icon]]);
2842
2843                 NSMutableArray *application([NSMutableArray arrayWithCapacity:2]);
2844                 [applications addObject:application];
2845
2846                 [application addObject:id];
2847                 [application addObject:display];
2848                 [application addObject:url];
2849             }
2850
2851     return [applications count] == 0 ? nil : applications;
2852 }
2853
2854 - (Source *) source {
2855     if (source_ == nil) {
2856         @synchronized (database_) {
2857             if ([database_ era] != era_ || file_.end())
2858                 source_ = (Source *) [NSNull null];
2859             else
2860                 source_ = [database_ getSource:file_.File()] ?: (Source *) [NSNull null];
2861         }
2862     }
2863
2864     return source_ == (Source *) [NSNull null] ? nil : source_;
2865 }
2866
2867 - (uint32_t) rank {
2868     return rank_;
2869 }
2870
2871 - (BOOL) matches:(NSArray *)query {
2872     if (query == nil || [query count] == 0)
2873         return NO;
2874
2875     rank_ = 0;
2876
2877     NSString *string;
2878     NSRange range;
2879     NSUInteger length;
2880
2881     string = [self name];
2882     length = [string length];
2883
2884     for (NSString *term in query) {
2885         range = [string rangeOfString:term options:MatchCompareOptions_];
2886         if (range.location != NSNotFound)
2887             rank_ -= 6 * 1000000 / length;
2888     }
2889
2890     if (rank_ == 0) {
2891         string = [self id];
2892         length = [string length];
2893
2894         for (NSString *term in query) {
2895             range = [string rangeOfString:term options:MatchCompareOptions_];
2896             if (range.location != NSNotFound)
2897                 rank_ -= 6 * 1000000 / length;
2898         }
2899     }
2900
2901     string = [self shortDescription];
2902     length = [string length];
2903     NSUInteger stop(std::min<NSUInteger>(length, 200));
2904
2905     for (NSString *term in query) {
2906         range = [string rangeOfString:term options:MatchCompareOptions_ range:NSMakeRange(0, stop)];
2907         if (range.location != NSNotFound)
2908             rank_ -= 2 * 100000;
2909     }
2910
2911     return rank_ != 0;
2912 }
2913
2914 - (bool) hasSupportingRole {
2915     if (role_ == 0)
2916         return true;
2917     if (role_ == 1)
2918         return true;
2919     if ([Role_ isEqualToString:@"User"])
2920         return false;
2921     if (role_ == 2)
2922         return true;
2923     if ([Role_ isEqualToString:@"Hacker"])
2924         return false;
2925     if (role_ == 3)
2926         return true;
2927     if ([Role_ isEqualToString:@"Developer"])
2928         return false;
2929     _assert(false);
2930 }
2931
2932 - (NSArray *) tags {
2933     return tags_;
2934 }
2935
2936 - (BOOL) hasTag:(NSString *)tag {
2937     return tags_ == nil ? NO : [tags_ containsObject:tag];
2938 }
2939
2940 - (NSString *) primaryPurpose {
2941     for (NSString *tag in (NSArray *) tags_)
2942         if ([tag hasPrefix:@"purpose::"])
2943             return [tag substringFromIndex:9];
2944     return nil;
2945 }
2946
2947 - (NSArray *) purposes {
2948     NSMutableArray *purposes([NSMutableArray arrayWithCapacity:2]);
2949     for (NSString *tag in (NSArray *) tags_)
2950         if ([tag hasPrefix:@"purpose::"])
2951             [purposes addObject:[tag substringFromIndex:9]];
2952     return [purposes count] == 0 ? nil : purposes;
2953 }
2954
2955 - (bool) isCommercial {
2956     return [self hasTag:@"cydia::commercial"];
2957 }
2958
2959 - (void) setIndex:(size_t)index {
2960     if (metadata_->index_ != index)
2961         metadata_->index_ = index;
2962 }
2963
2964 - (CYString &) cyname {
2965     return name_.empty() ? id_ : name_;
2966 }
2967
2968 - (uint32_t) compareBySection:(NSArray *)sections {
2969     NSString *section([self section]);
2970     for (size_t i(0), e([sections count]); i != e; ++i) {
2971         if ([section isEqualToString:[[sections objectAtIndex:i] name]])
2972             return i;
2973     }
2974
2975     return _not(uint32_t);
2976 }
2977
2978 - (void) clear {
2979 @synchronized (database_) {
2980     pkgProblemResolver *resolver = [database_ resolver];
2981     resolver->Clear(iterator_);
2982
2983     pkgCacheFile &cache([database_ cache]);
2984     cache->SetReInstall(iterator_, false);
2985     cache->MarkKeep(iterator_, false);
2986 } }
2987
2988 - (void) install {
2989 @synchronized (database_) {
2990     pkgProblemResolver *resolver = [database_ resolver];
2991     resolver->Clear(iterator_);
2992     resolver->Protect(iterator_);
2993
2994     pkgCacheFile &cache([database_ cache]);
2995     cache->SetReInstall(iterator_, false);
2996     cache->MarkInstall(iterator_, false);
2997
2998     pkgDepCache::StateCache &state((*cache)[iterator_]);
2999     if (!state.Install())
3000         cache->SetReInstall(iterator_, true);
3001 } }
3002
3003 - (void) remove {
3004 @synchronized (database_) {
3005     pkgProblemResolver *resolver = [database_ resolver];
3006     resolver->Clear(iterator_);
3007     resolver->Remove(iterator_);
3008     resolver->Protect(iterator_);
3009
3010     pkgCacheFile &cache([database_ cache]);
3011     cache->SetReInstall(iterator_, false);
3012     cache->MarkDelete(iterator_, true);
3013 } }
3014
3015 - (bool) isUnfilteredAndSearchedForBy:(NSArray *)query {
3016     _profile(Package$isUnfilteredAndSearchedForBy)
3017         bool value(true);
3018
3019         _profile(Package$isUnfilteredAndSearchedForBy$Unfiltered)
3020             value &= [self unfiltered];
3021         _end
3022
3023         _profile(Package$isUnfilteredAndSearchedForBy$Match)
3024             value &= [self matches:query];
3025         _end
3026
3027         return value;
3028     _end
3029 }
3030
3031 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search {
3032     if ([search length] == 0)
3033         return false;
3034
3035     _profile(Package$isUnfilteredAndSelectedForBy)
3036         bool value(true);
3037
3038         _profile(Package$isUnfilteredAndSelectedForBy$Unfiltered)
3039             value &= [self unfiltered];
3040         _end
3041
3042         _profile(Package$isUnfilteredAndSelectedForBy$Match)
3043             value &= [[self name] compare:search options:MatchCompareOptions_ range:NSMakeRange(0, [search length])] == NSOrderedSame;
3044         _end
3045
3046         return value;
3047     _end
3048 }
3049
3050 - (bool) isInstalledAndUnfiltered:(NSNumber *)number {
3051     return ![self uninstalled] && (![number boolValue] && role_ != 7 || [self unfiltered]);
3052 }
3053
3054 - (bool) isVisibleInSection:(NSString *)name {
3055     NSString *section([self section]);
3056
3057     return (
3058         name == nil ||
3059         section == nil && [name length] == 0 ||
3060         [name isEqualToString:section]
3061     ) && [self visible];
3062 }
3063
3064 - (bool) isVisibleInSource:(Source *)source {
3065     return [self source] == source && [self visible];
3066 }
3067
3068 @end
3069 /* }}} */
3070 /* Section Class {{{ */
3071 @interface Section : NSObject {
3072     _H<NSString> name_;
3073     unichar index_;
3074     size_t row_;
3075     size_t count_;
3076     _H<NSString> localized_;
3077 }
3078
3079 - (NSComparisonResult) compareByLocalized:(Section *)section;
3080 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized;
3081 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize;
3082 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize;
3083 - (Section *) initWithIndex:(unichar)index row:(size_t)row;
3084 - (NSString *) name;
3085 - (unichar) index;
3086
3087 - (size_t) row;
3088 - (size_t) count;
3089
3090 - (void) addToRow;
3091 - (void) addToCount;
3092
3093 - (void) setCount:(size_t)count;
3094 - (NSString *) localized;
3095
3096 @end
3097
3098 @implementation Section
3099
3100 - (NSComparisonResult) compareByLocalized:(Section *)section {
3101     NSString *lhs(localized_);
3102     NSString *rhs([section localized]);
3103
3104     /*if ([lhs length] != 0 && [rhs length] != 0) {
3105         unichar lhc = [lhs characterAtIndex:0];
3106         unichar rhc = [rhs characterAtIndex:0];
3107
3108         if (isalpha(lhc) && !isalpha(rhc))
3109             return NSOrderedAscending;
3110         else if (!isalpha(lhc) && isalpha(rhc))
3111             return NSOrderedDescending;
3112     }*/
3113
3114     return [lhs compare:rhs options:LaxCompareOptions_];
3115 }
3116
3117 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized {
3118     if ((self = [self initWithName:name localize:NO]) != nil) {
3119         if (localized != nil)
3120             localized_ = localized;
3121     } return self;
3122 }
3123
3124 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize {
3125     return [self initWithName:name row:0 localize:localize];
3126 }
3127
3128 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize {
3129     if ((self = [super init]) != nil) {
3130         name_ = name;
3131         index_ = '\0';
3132         row_ = row;
3133         if (localize)
3134             localized_ = LocalizeSection(name_);
3135     } return self;
3136 }
3137
3138 /* XXX: localize the index thingees */
3139 - (Section *) initWithIndex:(unichar)index row:(size_t)row {
3140     if ((self = [super init]) != nil) {
3141         name_ = [NSString stringWithCharacters:&index length:1];
3142         index_ = index;
3143         row_ = row;
3144     } return self;
3145 }
3146
3147 - (NSString *) name {
3148     return name_;
3149 }
3150
3151 - (unichar) index {
3152     return index_;
3153 }
3154
3155 - (size_t) row {
3156     return row_;
3157 }
3158
3159 - (size_t) count {
3160     return count_;
3161 }
3162
3163 - (void) addToRow {
3164     ++row_;
3165 }
3166
3167 - (void) addToCount {
3168     ++count_;
3169 }
3170
3171 - (void) setCount:(size_t)count {
3172     count_ = count;
3173 }
3174
3175 - (NSString *) localized {
3176     return localized_;
3177 }
3178
3179 @end
3180 /* }}} */
3181
3182 class CydiaLogCleaner :
3183     public pkgArchiveCleaner
3184 {
3185   protected:
3186     virtual void Erase(const char *File, std::string Pkg, std::string Ver, struct stat &St) {
3187         unlink(File);
3188     }
3189 };
3190
3191 /* Database Implementation {{{ */
3192 @implementation Database
3193
3194 + (Database *) sharedInstance {
3195     static _H<Database> instance;
3196     if (instance == nil)
3197         instance = [[[Database alloc] init] autorelease];
3198     return instance;
3199 }
3200
3201 - (unsigned) era {
3202     return era_;
3203 }
3204
3205 - (void) releasePackages {
3206     CFArrayApplyFunction(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFArrayApplierFunction>(&CFRelease), NULL);
3207     CFArrayRemoveAllValues(packages_);
3208 }
3209
3210 - (void) dealloc {
3211     // XXX: actually implement this thing
3212     _assert(false);
3213     [self releasePackages];
3214     apr_pool_destroy(pool_);
3215     NSRecycleZone(zone_);
3216     [super dealloc];
3217 }
3218
3219 - (void) _readCydia:(NSNumber *)fd {
3220     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3221     std::istream is(&ib);
3222     std::string line;
3223
3224     static Pcre finish_r("^finish:([^:]*)$");
3225
3226     while (std::getline(is, line)) {
3227         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3228
3229         const char *data(line.c_str());
3230         size_t size = line.size();
3231         lprintf("C:%s\n", data);
3232
3233         if (finish_r(data, size)) {
3234             NSString *finish = finish_r[1];
3235             int index = [Finishes_ indexOfObject:finish];
3236             if (index != INT_MAX && index > Finish_)
3237                 Finish_ = index;
3238         }
3239
3240         [pool release];
3241     }
3242
3243     _assume(false);
3244 }
3245
3246 - (void) _readStatus:(NSNumber *)fd {
3247     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3248     std::istream is(&ib);
3249     std::string line;
3250
3251     static Pcre conffile_r("^status: [^ ]* : conffile-prompt : (.*?) *$");
3252     static Pcre pmstatus_r("^([^:]*):([^:]*):([^:]*):(.*)$");
3253
3254     while (std::getline(is, line)) {
3255         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3256
3257         const char *data(line.c_str());
3258         size_t size(line.size());
3259         lprintf("S:%s\n", data);
3260
3261         if (conffile_r(data, size)) {
3262             // status: /fail : conffile-prompt : '/fail' '/fail.dpkg-new' 1 1
3263             [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:conffile_r[1] waitUntilDone:YES];
3264         } else if (strncmp(data, "status: ", 8) == 0) {
3265             // status: <package>: {unpacked,half-configured,installed}
3266             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 8)] ofType:kCydiaProgressEventTypeStatus]);
3267             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3268         } else if (strncmp(data, "processing: ", 12) == 0) {
3269             // processing: configure: config-test
3270             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 12)] ofType:kCydiaProgressEventTypeStatus]);
3271             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3272         } else if (pmstatus_r(data, size)) {
3273             std::string type([pmstatus_r[1] UTF8String]);
3274
3275             NSString *package = pmstatus_r[2];
3276             if ([package isEqualToString:@"dpkg-exec"])
3277                 package = nil;
3278
3279             float percent([pmstatus_r[3] floatValue]);
3280             [progress_ performSelectorOnMainThread:@selector(setProgressPercent:) withObject:[NSNumber numberWithFloat:(percent / 100)] waitUntilDone:YES];
3281
3282             NSString *string = pmstatus_r[4];
3283
3284             if (type == "pmerror") {
3285                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeError forPackage:package]);
3286                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3287             } else if (type == "pmstatus") {
3288                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeStatus forPackage:package]);
3289                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3290             } else if (type == "pmconffile")
3291                 [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:string waitUntilDone:YES];
3292             else
3293                 lprintf("E:unknown pmstatus\n");
3294         } else
3295             lprintf("E:unknown status\n");
3296
3297         [pool release];
3298     }
3299
3300     _assume(false);
3301 }
3302
3303 - (void) _readOutput:(NSNumber *)fd {
3304     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3305     std::istream is(&ib);
3306     std::string line;
3307
3308     while (std::getline(is, line)) {
3309         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3310
3311         lprintf("O:%s\n", line.c_str());
3312
3313         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:line.c_str()] ofType:kCydiaProgressEventTypeInformation]);
3314         [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3315
3316         [pool release];
3317     }
3318
3319     _assume(false);
3320 }
3321
3322 - (FILE *) input {
3323     return input_;
3324 }
3325
3326 - (Package *) packageWithName:(NSString *)name {
3327     if (name == nil)
3328         return nil;
3329 @synchronized (self) {
3330     if (static_cast<pkgDepCache *>(cache_) == NULL)
3331         return nil;
3332     pkgCache::PkgIterator iterator(cache_->FindPkg([name UTF8String]));
3333     return iterator.end() ? nil : [Package packageWithIterator:iterator withZone:NULL inPool:NULL database:self];
3334 } }
3335
3336 - (id) init {
3337     if ((self = [super init]) != nil) {
3338         policy_ = NULL;
3339         records_ = NULL;
3340         resolver_ = NULL;
3341         fetcher_ = NULL;
3342         lock_ = NULL;
3343
3344         zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3345         apr_pool_create(&pool_, NULL);
3346
3347         size_t capacity(MetaFile_->active_);
3348         if (capacity == 0)
3349             capacity = 16384;
3350         else
3351             capacity += 1024;
3352
3353         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, capacity, NULL);
3354         sourceList_ = [NSMutableArray arrayWithCapacity:16];
3355
3356         int fds[2];
3357
3358         _assert(pipe(fds) != -1);
3359         cydiafd_ = fds[1];
3360
3361         _config->Set("APT::Keep-Fds::", cydiafd_);
3362         setenv("CYDIA", [[[[NSNumber numberWithInt:cydiafd_] stringValue] stringByAppendingString:@" 1"] UTF8String], _not(int));
3363
3364         [NSThread
3365             detachNewThreadSelector:@selector(_readCydia:)
3366             toTarget:self
3367             withObject:[NSNumber numberWithInt:fds[0]]
3368         ];
3369
3370         _assert(pipe(fds) != -1);
3371         statusfd_ = fds[1];
3372
3373         [NSThread
3374             detachNewThreadSelector:@selector(_readStatus:)
3375             toTarget:self
3376             withObject:[NSNumber numberWithInt:fds[0]]
3377         ];
3378
3379         _assert(pipe(fds) != -1);
3380         _assert(dup2(fds[0], 0) != -1);
3381         _assert(close(fds[0]) != -1);
3382
3383         input_ = fdopen(fds[1], "a");
3384
3385         _assert(pipe(fds) != -1);
3386         _assert(dup2(fds[1], 1) != -1);
3387         _assert(close(fds[1]) != -1);
3388
3389         [NSThread
3390             detachNewThreadSelector:@selector(_readOutput:)
3391             toTarget:self
3392             withObject:[NSNumber numberWithInt:fds[0]]
3393         ];
3394     } return self;
3395 }
3396
3397 - (pkgCacheFile &) cache {
3398     return cache_;
3399 }
3400
3401 - (pkgDepCache::Policy *) policy {
3402     return policy_;
3403 }
3404
3405 - (pkgRecords *) records {
3406     return records_;
3407 }
3408
3409 - (pkgProblemResolver *) resolver {
3410     return resolver_;
3411 }
3412
3413 - (pkgAcquire &) fetcher {
3414     return *fetcher_;
3415 }
3416
3417 - (pkgSourceList &) list {
3418     return *list_;
3419 }
3420
3421 - (NSArray *) packages {
3422     return (NSArray *) packages_;
3423 }
3424
3425 - (NSArray *) sources {
3426     return sourceList_;
3427 }
3428
3429 - (Source *) sourceWithKey:(NSString *)key {
3430     for (Source *source in [self sources]) {
3431         if ([[source key] isEqualToString:key])
3432             return source;
3433     } return nil;
3434 }
3435
3436 - (bool) popErrorWithTitle:(NSString *)title {
3437     bool fatal(false);
3438
3439     while (!_error->empty()) {
3440         std::string error;
3441         bool warning(!_error->PopMessage(error));
3442         if (!warning)
3443             fatal = true;
3444
3445         for (;;) {
3446             size_t size(error.size());
3447             if (size == 0 || error[size - 1] != '\n')
3448                 break;
3449             error.resize(size - 1);
3450         }
3451
3452         lprintf("%c:[%s]\n", warning ? 'W' : 'E', error.c_str());
3453
3454         static Pcre no_pubkey("^GPG error:.* NO_PUBKEY .*$");
3455         if (warning && no_pubkey(error.c_str()))
3456             continue;
3457
3458         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3459     }
3460
3461     return fatal;
3462 }
3463
3464 - (bool) popErrorWithTitle:(NSString *)title forOperation:(bool)success {
3465     return [self popErrorWithTitle:title] || !success;
3466 }
3467
3468 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
3469 @synchronized (self) {
3470     ++era_;
3471
3472     [self releasePackages];
3473
3474     sourceMap_.clear();
3475     [sourceList_ removeAllObjects];
3476
3477     _error->Discard();
3478
3479     delete list_;
3480     list_ = NULL;
3481     manager_ = NULL;
3482     delete lock_;
3483     lock_ = NULL;
3484     delete fetcher_;
3485     fetcher_ = NULL;
3486     delete resolver_;
3487     resolver_ = NULL;
3488     delete records_;
3489     records_ = NULL;
3490     delete policy_;
3491     policy_ = NULL;
3492
3493     cache_.Close();
3494
3495     apr_pool_clear(pool_);
3496
3497     NSRecycleZone(zone_);
3498     zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3499
3500     int chk(creat("/tmp/cydia.chk", 0644));
3501     if (chk != -1)
3502         close(chk);
3503
3504     if (invocation != nil)
3505         [invocation invoke];
3506
3507     NSString *title(UCLocalize("DATABASE"));
3508
3509     _trace();
3510     OpProgress progress;
3511     while (!cache_.Open(progress, true)) { pop:
3512         std::string error;
3513         bool warning(!_error->PopMessage(error));
3514         lprintf("cache_.Open():[%s]\n", error.c_str());
3515
3516         if (error == "dpkg was interrupted, you must manually run 'dpkg --configure -a' to correct the problem. ")
3517             [delegate_ repairWithSelector:@selector(configure)];
3518         else if (error == "The package lists or status file could not be parsed or opened.")
3519             [delegate_ repairWithSelector:@selector(update)];
3520         // else if (error == "Could not get lock /var/lib/dpkg/lock - open (35 Resource temporarily unavailable)")
3521         // else if (error == "Could not open lock file /var/lib/dpkg/lock - open (13 Permission denied)")
3522         // else if (error == "Malformed Status line")
3523         // else if (error == "The list of sources could not be read.")
3524         else {
3525             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3526             return;
3527         }
3528
3529         if (warning)
3530             goto pop;
3531         _error->Discard();
3532     }
3533     _trace();
3534
3535     unlink("/tmp/cydia.chk");
3536
3537     now_ = [[NSDate date] timeIntervalSince1970];
3538
3539     policy_ = new pkgDepCache::Policy();
3540     records_ = new pkgRecords(cache_);
3541     resolver_ = new pkgProblemResolver(cache_);
3542     fetcher_ = new pkgAcquire(&status_);
3543     lock_ = NULL;
3544
3545     list_ = new pkgSourceList();
3546     if ([self popErrorWithTitle:title forOperation:list_->ReadMainList()])
3547         return;
3548
3549     if (cache_->DelCount() != 0 || cache_->InstCount() != 0) {
3550         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("COUNTS_NONZERO_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3551         return;
3552     }
3553
3554     if ([self popErrorWithTitle:title forOperation:pkgApplyStatus(cache_)])
3555         return;
3556
3557     if (cache_->BrokenCount() != 0) {
3558         if ([self popErrorWithTitle:title forOperation:pkgFixBroken(cache_)])
3559             return;
3560
3561         if (cache_->BrokenCount() != 0) {
3562             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("STILL_BROKEN_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3563             return;
3564         }
3565
3566         if ([self popErrorWithTitle:title forOperation:pkgMinimizeUpgrade(cache_)])
3567             return;
3568     }
3569
3570     for (pkgSourceList::const_iterator source = list_->begin(); source != list_->end(); ++source) {
3571         Source *object([[[Source alloc] initWithMetaIndex:*source forDatabase:self inPool:pool_] autorelease]);
3572         [sourceList_ addObject:object];
3573
3574         std::vector<pkgIndexFile *> *indices = (*source)->GetIndexFiles();
3575         for (std::vector<pkgIndexFile *>::const_iterator index = indices->begin(); index != indices->end(); ++index)
3576             // XXX: this could be more intelligent
3577             if (dynamic_cast<debPackagesIndex *>(*index) != NULL) {
3578                 pkgCache::PkgFileIterator cached((*index)->FindInCache(cache_));
3579                 if (!cached.end())
3580                     sourceMap_[cached->ID] = object;
3581             }
3582     }
3583
3584     {
3585         /*std::vector<Package *> packages;
3586         packages.reserve(std::max(10000U, [packages_ count] + 1000));
3587         packages_ = nil;*/
3588
3589         _trace();
3590
3591         for (pkgCache::PkgIterator iterator = cache_->PkgBegin(); !iterator.end(); ++iterator)
3592             if (Package *package = [Package packageWithIterator:iterator withZone:zone_ inPool:pool_ database:self])
3593                 //packages.push_back(package);
3594                 CFArrayAppendValue(packages_, CFRetain(package));
3595
3596         _trace();
3597
3598         /*if (packages.empty())
3599             packages_ = [[NSArray alloc] init];
3600         else
3601             packages_ = [[NSArray alloc] initWithObjects:&packages.front() count:packages.size()];
3602         _trace();*/
3603
3604         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(16)];
3605         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(4)];
3606         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(0)];
3607
3608         /*_trace();
3609         PrintTimes();
3610         _trace();*/
3611
3612         _trace();
3613
3614         /*if (!packages.empty())
3615             CFQSortArray(&packages.front(), packages.size(), sizeof(packages.front()), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare_), NULL);*/
3616         //std::sort(packages.begin(), packages.end(), PackageNameOrdering());
3617
3618         //CFArraySortValues((CFMutableArrayRef) packages_, CFRangeMake(0, [packages_ count]), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3619
3620         CFArrayInsertionSortValues(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3621
3622         //[packages_ sortUsingFunction:reinterpret_cast<NSComparisonResult (*)(id, id, void *)>(&PackageNameCompare) context:NULL];
3623
3624         _trace();
3625
3626         size_t count(CFArrayGetCount(packages_));
3627         MetaFile_->active_ = count;
3628
3629         for (size_t index(0); index != count; ++index)
3630             [(Package *) CFArrayGetValueAtIndex(packages_, index) setIndex:index];
3631
3632         _trace();
3633     }
3634 } }
3635
3636 - (void) clear {
3637 @synchronized (self) {
3638     delete resolver_;
3639     resolver_ = new pkgProblemResolver(cache_);
3640
3641     for (pkgCache::PkgIterator iterator(cache_->PkgBegin()); !iterator.end(); ++iterator)
3642         if (!cache_[iterator].Keep())
3643             cache_->MarkKeep(iterator, false);
3644         else if ((cache_[iterator].iFlags & pkgDepCache::ReInstall) != 0)
3645             cache_->SetReInstall(iterator, false);
3646 } }
3647
3648 - (void) configure {
3649     NSString *dpkg = [NSString stringWithFormat:@"dpkg --configure -a --status-fd %u", statusfd_];
3650     _trace();
3651     system([dpkg UTF8String]);
3652     _trace();
3653 }
3654
3655 - (bool) clean {
3656     // XXX: I don't remember this condition
3657     if (lock_ != NULL)
3658         return false;
3659
3660     FileFd Lock;
3661     Lock.Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3662
3663     NSString *title(UCLocalize("CLEAN_ARCHIVES"));
3664
3665     if ([self popErrorWithTitle:title])
3666         return false;
3667
3668     pkgAcquire fetcher;
3669     fetcher.Clean(_config->FindDir("Dir::Cache::Archives"));
3670
3671     CydiaLogCleaner cleaner;
3672     if ([self popErrorWithTitle:title forOperation:cleaner.Go(_config->FindDir("Dir::Cache::Archives") + "partial/", cache_)])
3673         return false;
3674
3675     return true;
3676 }
3677
3678 - (bool) prepare {
3679     fetcher_->Shutdown();
3680
3681     pkgRecords records(cache_);
3682
3683     lock_ = new FileFd();
3684     lock_->Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3685
3686     NSString *title(UCLocalize("PREPARE_ARCHIVES"));
3687
3688     if ([self popErrorWithTitle:title])
3689         return false;
3690
3691     pkgSourceList list;
3692     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3693         return false;
3694
3695     manager_ = (_system->CreatePM(cache_));
3696     if ([self popErrorWithTitle:title forOperation:manager_->GetArchives(fetcher_, &list, &records)])
3697         return false;
3698
3699     return true;
3700 }
3701
3702 - (void) perform {
3703     bool substrate(RestartSubstrate_);
3704     RestartSubstrate_ = false;
3705
3706     NSString *title(UCLocalize("PERFORM_SELECTIONS"));
3707
3708     NSMutableArray *before = [NSMutableArray arrayWithCapacity:16]; {
3709         pkgSourceList list;
3710         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3711             return;
3712         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3713             [before addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3714     }
3715
3716     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3717
3718     if (fetcher_->Run(PulseInterval_) != pkgAcquire::Continue) {
3719         _trace();
3720         [self popErrorWithTitle:title];
3721         return;
3722     }
3723
3724     bool failed = false;
3725     for (pkgAcquire::ItemIterator item = fetcher_->ItemsBegin(); item != fetcher_->ItemsEnd(); item++) {
3726         if ((*item)->Status == pkgAcquire::Item::StatDone && (*item)->Complete)
3727             continue;
3728         if ((*item)->Status == pkgAcquire::Item::StatIdle)
3729             continue;
3730
3731         failed = true;
3732     }
3733
3734     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3735
3736     if (failed) {
3737         _trace();
3738         return;
3739     }
3740
3741     if (substrate)
3742         RestartSubstrate_ = true;
3743
3744     _system->UnLock();
3745     pkgPackageManager::OrderResult result = manager_->DoInstall(statusfd_);
3746
3747     if (_error->PendingError()) {
3748         _trace();
3749         return;
3750     }
3751
3752     if (result == pkgPackageManager::Failed) {
3753         _trace();
3754         return;
3755     }
3756
3757     if (result != pkgPackageManager::Completed) {
3758         _trace();
3759         return;
3760     }
3761
3762     NSMutableArray *after = [NSMutableArray arrayWithCapacity:16]; {
3763         pkgSourceList list;
3764         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3765             return;
3766         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3767             [after addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3768     }
3769
3770     if (![before isEqualToArray:after])
3771         [self update];
3772 }
3773
3774 - (bool) upgrade {
3775     NSString *title(UCLocalize("UPGRADE"));
3776     if ([self popErrorWithTitle:title forOperation:pkgDistUpgrade(cache_)])
3777         return false;
3778     return true;
3779 }
3780
3781 - (void) update {
3782     [self updateWithStatus:status_];
3783 }
3784
3785 - (void) updateWithStatus:(Status &)status {
3786     NSString *title(UCLocalize("REFRESHING_DATA"));
3787
3788     pkgSourceList list;
3789     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3790         return;
3791
3792     FileFd lock;
3793     lock.Fd(GetLock(_config->FindDir("Dir::State::Lists") + "lock"));
3794     if ([self popErrorWithTitle:title])
3795         return;
3796
3797     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3798
3799     bool success(ListUpdate(status, list, PulseInterval_));
3800     if (status.WasCancelled())
3801         _error->Discard();
3802     else {
3803         [self popErrorWithTitle:title forOperation:success];
3804         [Metadata_ setObject:[NSDate date] forKey:@"LastUpdate"];
3805         Changed_ = true;
3806     }
3807
3808     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3809 }
3810
3811 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate {
3812     delegate_ = delegate;
3813 }
3814
3815 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate {
3816     progress_ = delegate;
3817     status_.setDelegate(delegate);
3818 }
3819
3820 - (NSObject<ProgressDelegate> *) progressDelegate {
3821     return progress_;
3822 }
3823
3824 - (Source *) getSource:(pkgCache::PkgFileIterator)file {
3825     SourceMap::const_iterator i(sourceMap_.find(file->ID));
3826     return i == sourceMap_.end() ? nil : i->second;
3827 }
3828
3829 - (NSString *) mappedSectionForPointer:(const char *)section {
3830     _H<NSString> *mapped;
3831
3832     _profile(Database$mappedSectionForPointer$Cache)
3833         mapped = &sections_[section];
3834     _end
3835
3836     if (*mapped == NULL) {
3837         size_t length(strlen(section));
3838         char spaced[length + 1];
3839
3840         _profile(Database$mappedSectionForPointer$Replace)
3841             for (size_t index(0); index != length; ++index)
3842                 spaced[index] = section[index] == '_' ? ' ' : section[index];
3843             spaced[length] = '\0';
3844         _end
3845
3846         NSString *string;
3847
3848         _profile(Database$mappedSectionForPointer$stringWithUTF8String)
3849             string = [NSString stringWithUTF8String:spaced];
3850         _end
3851
3852         _profile(Database$mappedSectionForPointer$Map)
3853             string = [SectionMap_ objectForKey:string] ?: string;
3854         _end
3855
3856         *mapped = string;
3857     } return *mapped;
3858 }
3859
3860 @end
3861 /* }}} */
3862
3863 static _H<NSMutableSet> Diversions_;
3864
3865 @interface Diversion : NSObject {
3866     Pcre pattern_;
3867     _H<NSString> key_;
3868     _H<NSString> format_;
3869 }
3870
3871 @end
3872
3873 @implementation Diversion
3874
3875 - (id) initWithFrom:(NSString *)from to:(NSString *)to {
3876     if ((self = [super init]) != nil) {
3877         pattern_ = [from UTF8String];
3878         key_ = from;
3879         format_ = to;
3880     } return self;
3881 }
3882
3883 - (NSString *) divert:(NSString *)url {
3884     return !pattern_(url) ? nil : pattern_->*format_;
3885 }
3886
3887 + (NSURL *) divertURL:(NSURL *)url {
3888   divert:
3889     NSString *href([url absoluteString]);
3890
3891     for (Diversion *diversion in (id) Diversions_)
3892         if (NSString *diverted = [diversion divert:href]) {
3893 #if !ForRelease
3894             NSLog(@"div: %@", diverted);
3895 #endif
3896             url = [NSURL URLWithString:diverted];
3897             goto divert;
3898         }
3899
3900     return url;
3901 }
3902
3903 - (NSString *) key {
3904     return key_;
3905 }
3906
3907 - (NSUInteger) hash {
3908     return [key_ hash];
3909 }
3910
3911 - (BOOL) isEqual:(Diversion *)object {
3912     return self == object || [self class] == [object class] && [key_ isEqual:[object key]];
3913 }
3914
3915 @end
3916
3917 @interface CydiaObject : NSObject {
3918     _H<IndirectDelegate> indirect_;
3919     _transient id delegate_;
3920 }
3921
3922 - (id) initWithDelegate:(IndirectDelegate *)indirect;
3923
3924 @end
3925
3926 @interface CydiaWebViewController : CyteWebViewController {
3927     _H<CydiaObject> cydia_;
3928 }
3929
3930 + (void) addDiversion:(Diversion *)diversion;
3931
3932 @end
3933
3934 /* Web Scripting {{{ */
3935 @implementation CydiaObject
3936
3937 - (id) initWithDelegate:(IndirectDelegate *)indirect {
3938     if ((self = [super init]) != nil) {
3939         indirect_ = indirect;
3940     } return self;
3941 }
3942
3943 - (void) setDelegate:(id)delegate {
3944     delegate_ = delegate;
3945 }
3946
3947 + (NSArray *) _attributeKeys {
3948     return [NSArray arrayWithObjects:
3949         @"bbsnum",
3950         @"cydiaSource",
3951         @"device",
3952         @"ecid",
3953         @"firmware",
3954         @"hostname",
3955         @"idiom",
3956         @"model",
3957         @"plmn",
3958         @"role",
3959         @"serial",
3960         @"token",
3961         @"version",
3962     nil];
3963 }
3964
3965 - (NSArray *) attributeKeys {
3966     return [[self class] _attributeKeys];
3967 }
3968
3969 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
3970     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
3971 }
3972
3973 - (NSString *) version {
3974     return Cydia_;
3975 }
3976
3977 - (NSString *) device {
3978     return [[UIDevice currentDevice] uniqueIdentifier];
3979 }
3980
3981 - (NSString *) firmware {
3982     return [[UIDevice currentDevice] systemVersion];
3983 }
3984
3985 - (NSString *) hostname {
3986     return [[UIDevice currentDevice] name];
3987 }
3988
3989 - (NSString *) idiom {
3990     return (id) Idiom_ ?: [NSNull null];
3991 }
3992
3993 - (NSString *) plmn {
3994     return (id) PLMN_ ?: [NSNull null];
3995 }
3996
3997 - (NSString *) bbsnum {
3998     return (id) BBSNum_ ?: [NSNull null];
3999 }
4000
4001 - (NSString *) ecid {
4002     return (id) ChipID_ ?: [NSNull null];
4003 }
4004
4005 - (NSString *) serial {
4006     return SerialNumber_;
4007 }
4008
4009 - (NSString *) role {
4010     return (id) Role_ ?: [NSNull null];
4011 }
4012
4013 - (NSString *) model {
4014     return [NSString stringWithUTF8String:Machine_];
4015 }
4016
4017 - (NSString *) token {
4018     return (id) Token_ ?: [NSNull null];
4019 }
4020
4021 + (NSString *) webScriptNameForSelector:(SEL)selector {
4022     if (false);
4023     else if (selector == @selector(addBridgedHost:))
4024         return @"addBridgedHost";
4025     else if (selector == @selector(addInsecureHost:))
4026         return @"addInsecureHost";
4027     else if (selector == @selector(addInternalRedirect::))
4028         return @"addInternalRedirect";
4029     else if (selector == @selector(addPipelinedHost:scheme:))
4030         return @"addPipelinedHost";
4031     else if (selector == @selector(addSource:::))
4032         return @"addSource";
4033     else if (selector == @selector(addTokenHost:))
4034         return @"addTokenHost";
4035     else if (selector == @selector(addTrivialSource:))
4036         return @"addTrivialSource";
4037     else if (selector == @selector(close))
4038         return @"close";
4039     else if (selector == @selector(du:))
4040         return @"du";
4041     else if (selector == @selector(stringWithFormat:arguments:))
4042         return @"format";
4043     else if (selector == @selector(getAllSources))
4044         return @"getAllSourcs";
4045     else if (selector == @selector(getKernelNumber:))
4046         return @"getKernelNumber";
4047     else if (selector == @selector(getKernelString:))
4048         return @"getKernelString";
4049     else if (selector == @selector(getInstalledPackages))
4050         return @"getInstalledPackages";
4051     else if (selector == @selector(getIORegistryEntry::))
4052         return @"getIORegistryEntry";
4053     else if (selector == @selector(getLocaleIdentifier))
4054         return @"getLocaleIdentifier";
4055     else if (selector == @selector(getPreferredLanguages))
4056         return @"getPreferredLanguages";
4057     else if (selector == @selector(getPackageById:))
4058         return @"getPackageById";
4059     else if (selector == @selector(getMetadataKeys))
4060         return @"getMetadataKeys";
4061     else if (selector == @selector(getMetadataValue:))
4062         return @"getMetadataValue";
4063     else if (selector == @selector(getSessionValue:))
4064         return @"getSessionValue";
4065     else if (selector == @selector(installPackages:))
4066         return @"installPackages";
4067     else if (selector == @selector(localizedStringForKey:value:table:))
4068         return @"localize";
4069     else if (selector == @selector(popViewController:))
4070         return @"popViewController";
4071     else if (selector == @selector(refreshSources))
4072         return @"refreshSources";
4073     else if (selector == @selector(removeButton))
4074         return @"removeButton";
4075     else if (selector == @selector(saveConfig))
4076         return @"saveConfig";
4077     else if (selector == @selector(setCydiaSource:))
4078         return @"setCydiaSource";
4079     else if (selector == @selector(setMetadataValue::))
4080         return @"setMetadataValue";
4081     else if (selector == @selector(setSessionValue::))
4082         return @"setSessionValue";
4083     else if (selector == @selector(substitutePackageNames:))
4084         return @"substitutePackageNames";
4085     else if (selector == @selector(scrollToBottom:))
4086         return @"scrollToBottom";
4087     else if (selector == @selector(setAllowsNavigationAction:))
4088         return @"setAllowsNavigationAction";
4089     else if (selector == @selector(setBadgeValue:))
4090         return @"setBadgeValue";
4091     else if (selector == @selector(setButtonImage:withStyle:toFunction:))
4092         return @"setButtonImage";
4093     else if (selector == @selector(setButtonTitle:withStyle:toFunction:))
4094         return @"setButtonTitle";
4095     else if (selector == @selector(setHidesBackButton:))
4096         return @"setHidesBackButton";
4097     else if (selector == @selector(setHidesNavigationBar:))
4098         return @"setHidesNavigationBar";
4099     else if (selector == @selector(setNavigationBarStyle:))
4100         return @"setNavigationBarStyle";
4101     else if (selector == @selector(setNavigationBarTintRed:green:blue:alpha:))
4102         return @"setNavigationBarTintColor";
4103     else if (selector == @selector(setPasteboardString:))
4104         return @"setPasteboardString";
4105     else if (selector == @selector(setPasteboardURL:))
4106         return @"setPasteboardURL";
4107     else if (selector == @selector(setToken:))
4108         return @"setToken";
4109     else if (selector == @selector(setViewportWidth:))
4110         return @"setViewportWidth";
4111     else if (selector == @selector(statfs:))
4112         return @"statfs";
4113     else if (selector == @selector(supports:))
4114         return @"supports";
4115     else if (selector == @selector(unload))
4116         return @"unload";
4117     else
4118         return nil;
4119 }
4120
4121 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
4122     return [self webScriptNameForSelector:selector] == nil;
4123 }
4124
4125 - (BOOL) supports:(NSString *)feature {
4126     return [feature isEqualToString:@"window.open"];
4127 }
4128
4129 - (void) unload {
4130     [delegate_ performSelectorOnMainThread:@selector(unloadData) withObject:nil waitUntilDone:NO];
4131 }
4132
4133 - (void) addInternalRedirect:(NSString *)from :(NSString *)to {
4134     [CydiaWebViewController performSelectorOnMainThread:@selector(addDiversion:) withObject:[[[Diversion alloc] initWithFrom:from to:to] autorelease] waitUntilDone:NO];
4135 }
4136
4137 - (NSNumber *) getKernelNumber:(NSString *)name {
4138     const char *string([name UTF8String]);
4139
4140     size_t size;
4141     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4142         return (id) [NSNull null];
4143
4144     if (size != sizeof(int))
4145         return (id) [NSNull null];
4146
4147     int value;
4148     if (sysctlbyname(string, &value, &size, NULL, 0) == -1)
4149         return (id) [NSNull null];
4150
4151     return [NSNumber numberWithInt:value];
4152 }
4153
4154 - (NSString *) getKernelString:(NSString *)name {
4155     const char *string([name UTF8String]);
4156
4157     size_t size;
4158     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4159         return (id) [NSNull null];
4160
4161     char value[size + 1];
4162     if (sysctlbyname(string, value, &size, NULL, 0) == -1)
4163         return (id) [NSNull null];
4164
4165     // XXX: just in case you request something ludicrous
4166     value[size] = '\0';
4167
4168     return [NSString stringWithCString:value];
4169 }
4170
4171 - (NSObject *) getIORegistryEntry:(NSString *)path :(NSString *)entry {
4172     NSObject *value(CYIOGetValue([path UTF8String], entry));
4173
4174     if (value != nil)
4175         if ([value isKindOfClass:[NSData class]])
4176             value = CYHex((NSData *) value);
4177
4178     return value;
4179 }
4180
4181 - (void) _setCydiaSource:(NSString *)source {
4182     @synchronized (HostConfig_) {
4183         CydiaSource_ = source;
4184         [Metadata_ setObject:source forKey:@"CydiaSource"];
4185     }
4186
4187     Changed_ = true;
4188 }
4189
4190 - (void) setCydiaSource:(NSString *)source {
4191     [self performSelectorOnMainThread:@selector(_setCydiaSource:) withObject:source waitUntilDone:NO];
4192 }
4193
4194 - (NSString *) cydiaSource {
4195     @synchronized (HostConfig_) {
4196         return (id) CydiaSource_ ?: [NSNull null];
4197     }
4198 }
4199
4200 - (NSArray *) getMetadataKeys {
4201 @synchronized (Values_) {
4202     return [Values_ allKeys];
4203 } }
4204
4205 - (id) getMetadataValue:(NSString *)key {
4206 @synchronized (Values_) {
4207     return [Values_ objectForKey:key];
4208 } }
4209
4210 - (void) setMetadataValue:(NSString *)key :(NSString *)value {
4211 @synchronized (Values_) {
4212     if (value == nil || value == (id) [WebUndefined undefined] || value == (id) [NSNull null])
4213         [Values_ removeObjectForKey:key];
4214     else
4215         [Values_ setObject:value forKey:key];
4216
4217     [delegate_ performSelectorOnMainThread:@selector(updateValues) withObject:nil waitUntilDone:YES];
4218 } }
4219
4220 - (id) getSessionValue:(NSString *)key {
4221 @synchronized (SessionData_) {
4222     return [SessionData_ objectForKey:key];
4223 } }
4224
4225 - (void) setSessionValue:(NSString *)key :(NSString *)value {
4226 @synchronized (SessionData_) {
4227     if (value == (id) [WebUndefined undefined])
4228         [SessionData_ removeObjectForKey:key];
4229     else
4230         [SessionData_ setObject:value forKey:key];
4231 } }
4232
4233 - (void) addBridgedHost:(NSString *)host {
4234 @synchronized (HostConfig_) {
4235     [BridgedHosts_ addObject:host];
4236 } }
4237
4238 - (void) addInsecureHost:(NSString *)host {
4239 @synchronized (HostConfig_) {
4240     [InsecureHosts_ addObject:host];
4241 } }
4242
4243 - (void) addTokenHost:(NSString *)host {
4244 @synchronized (HostConfig_) {
4245     [TokenHosts_ addObject:host];
4246 } }
4247
4248 - (void) addPipelinedHost:(NSString *)host scheme:(NSString *)scheme {
4249 @synchronized (HostConfig_) {
4250     if (scheme != (id) [WebUndefined undefined])
4251         host = [NSString stringWithFormat:@"%@:%@", [scheme lowercaseString], host];
4252
4253     [PipelinedHosts_ addObject:host];
4254 } }
4255
4256 - (void) popViewController:(NSNumber *)value {
4257     if (value == (id) [WebUndefined undefined])
4258         value = [NSNumber numberWithBool:YES];
4259     [indirect_ performSelectorOnMainThread:@selector(popViewControllerWithNumber:) withObject:value waitUntilDone:NO];
4260 }
4261
4262 - (void) addSource:(NSString *)href :(NSString *)distribution :(WebScriptObject *)sections {
4263     NSMutableArray *array([NSMutableArray arrayWithCapacity:[sections count]]);
4264
4265     for (NSString *section in sections)
4266         [array addObject:section];
4267
4268     [delegate_ performSelectorOnMainThread:@selector(addSource:) withObject:[NSMutableDictionary dictionaryWithObjectsAndKeys:
4269         @"deb", @"Type",
4270         href, @"URI",
4271         distribution, @"Distribution",
4272         array, @"Sections",
4273     nil] waitUntilDone:NO];
4274 }
4275
4276 - (void) addTrivialSource:(NSString *)href {
4277     [delegate_ performSelectorOnMainThread:@selector(addTrivialSource:) withObject:href waitUntilDone:NO];
4278 }
4279
4280 - (void) refreshSources {
4281     [delegate_ performSelectorOnMainThread:@selector(syncData) withObject:nil waitUntilDone:NO];
4282 }
4283
4284 - (void) saveConfig {
4285     [delegate_ performSelectorOnMainThread:@selector(_saveConfig) withObject:nil waitUntilDone:NO];
4286 }
4287
4288 - (NSArray *) getAllSources {
4289     return [[Database sharedInstance] sources];
4290 }
4291
4292 - (NSArray *) getInstalledPackages {
4293     Database *database([Database sharedInstance]);
4294 @synchronized (database) {
4295     NSArray *packages([database packages]);
4296     NSMutableArray *installed([NSMutableArray arrayWithCapacity:1024]);
4297     for (Package *package in packages)
4298         if (![package uninstalled])
4299             [installed addObject:package];
4300     return installed;
4301 } }
4302
4303 - (Package *) getPackageById:(NSString *)id {
4304     if (Package *package = [[Database sharedInstance] packageWithName:id]) {
4305         [package parse];
4306         return package;
4307     } else
4308         return (Package *) [NSNull null];
4309 }
4310
4311 - (NSString *) getLocaleIdentifier {
4312     return Locale_ == NULL ? (NSString *) [NSNull null] : (NSString *) CFLocaleGetIdentifier(Locale_);
4313 }
4314
4315 - (NSArray *) getPreferredLanguages {
4316     return Languages_;
4317 }
4318
4319 - (NSArray *) statfs:(NSString *)path {
4320     struct statfs stat;
4321
4322     if (path == nil || statfs([path UTF8String], &stat) == -1)
4323         return nil;
4324
4325     return [NSArray arrayWithObjects:
4326         [NSNumber numberWithUnsignedLong:stat.f_bsize],
4327         [NSNumber numberWithUnsignedLong:stat.f_blocks],
4328         [NSNumber numberWithUnsignedLong:stat.f_bfree],
4329     nil];
4330 }
4331
4332 - (NSNumber *) du:(NSString *)path {
4333     NSNumber *value(nil);
4334
4335     int fds[2];
4336     _assert(pipe(fds) != -1);
4337
4338     pid_t pid(ExecFork());
4339     if (pid == 0) {
4340         _assert(dup2(fds[1], 1) != -1);
4341         _assert(close(fds[0]) != -1);
4342         _assert(close(fds[1]) != -1);
4343         /* XXX: this should probably not use du */
4344         execl("/usr/libexec/cydia/du", "du", "-s", [path UTF8String], NULL);
4345         exit(1);
4346         _assert(false);
4347     }
4348
4349     _assert(close(fds[1]) != -1);
4350
4351     if (FILE *du = fdopen(fds[0], "r")) {
4352         char line[1024];
4353         while (fgets(line, sizeof(line), du) != NULL) {
4354             size_t length(strlen(line));
4355             while (length != 0 && line[length - 1] == '\n')
4356                 line[--length] = '\0';
4357             if (char *tab = strchr(line, '\t')) {
4358                 *tab = '\0';
4359                 value = [NSNumber numberWithUnsignedLong:strtoul(line, NULL, 0)];
4360             }
4361         }
4362
4363         fclose(du);
4364     } else _assert(close(fds[0]));
4365
4366     int status;
4367   wait:
4368     if (waitpid(pid, &status, 0) == -1)
4369         if (errno == EINTR)
4370             goto wait;
4371         else _assert(false);
4372
4373     return value;
4374 }
4375
4376 - (void) close {
4377     [indirect_ performSelectorOnMainThread:@selector(close) withObject:nil waitUntilDone:NO];
4378 }
4379
4380 - (void) installPackages:(NSArray *)packages {
4381     [delegate_ performSelectorOnMainThread:@selector(installPackages:) withObject:packages waitUntilDone:NO];
4382 }
4383
4384 - (NSString *) substitutePackageNames:(NSString *)message {
4385     NSMutableArray *words([[message componentsSeparatedByString:@" "] mutableCopy]);
4386     for (size_t i(0), e([words count]); i != e; ++i) {
4387         NSString *word([words objectAtIndex:i]);
4388         if (Package *package = [[Database sharedInstance] packageWithName:word])
4389             [words replaceObjectAtIndex:i withObject:[package name]];
4390     }
4391
4392     return [words componentsJoinedByString:@" "];
4393 }
4394
4395 - (void) removeButton {
4396     [indirect_ removeButton];
4397 }
4398
4399 - (void) setButtonImage:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4400     [indirect_ setButtonImage:button withStyle:style toFunction:function];
4401 }
4402
4403 - (void) setButtonTitle:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4404     [indirect_ setButtonTitle:button withStyle:style toFunction:function];
4405 }
4406
4407 - (void) setBadgeValue:(id)value {
4408     [indirect_ performSelectorOnMainThread:@selector(setBadgeValue:) withObject:value waitUntilDone:NO];
4409 }
4410
4411 - (void) setAllowsNavigationAction:(NSString *)value {
4412     [indirect_ performSelectorOnMainThread:@selector(setAllowsNavigationActionByNumber:) withObject:value waitUntilDone:NO];
4413 }
4414
4415 - (void) setHidesBackButton:(NSString *)value {
4416     [indirect_ performSelectorOnMainThread:@selector(setHidesBackButtonByNumber:) withObject:value waitUntilDone:NO];
4417 }
4418
4419 - (void) setHidesNavigationBar:(NSString *)value {
4420     [indirect_ performSelectorOnMainThread:@selector(setHidesNavigationBarByNumber:) withObject:value waitUntilDone:NO];
4421 }
4422
4423 - (void) setNavigationBarStyle:(NSString *)value {
4424     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarStyle:) withObject:value waitUntilDone:NO];
4425 }
4426
4427 - (void) setNavigationBarTintRed:(NSNumber *)red green:(NSNumber *)green blue:(NSNumber *)blue alpha:(NSNumber *)alpha {
4428     float opacity(alpha == (id) [WebUndefined undefined] ? 1 : [alpha floatValue]);
4429     UIColor *color([UIColor colorWithRed:[red floatValue] green:[green floatValue] blue:[blue floatValue] alpha:opacity]);
4430     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarTintColor:) withObject:color waitUntilDone:NO];
4431 }
4432
4433 - (void) setPasteboardString:(NSString *)value {
4434     [[objc_getClass("UIPasteboard") generalPasteboard] setString:value];
4435 }
4436
4437 - (void) setPasteboardURL:(NSString *)value {
4438     [[objc_getClass("UIPasteboard") generalPasteboard] setURL:[NSURL URLWithString:value]];
4439 }
4440
4441 - (void) _setToken:(NSString *)token {
4442     Token_ = token;
4443
4444     if (token == nil)
4445         [Metadata_ removeObjectForKey:@"Token"];
4446     else
4447         [Metadata_ setObject:Token_ forKey:@"Token"];
4448
4449     Changed_ = true;
4450 }
4451
4452 - (void) setToken:(NSString *)token {
4453     [self performSelectorOnMainThread:@selector(_setToken:) withObject:token waitUntilDone:NO];
4454 }
4455
4456 - (void) scrollToBottom:(NSNumber *)animated {
4457     [indirect_ performSelectorOnMainThread:@selector(scrollToBottomAnimated:) withObject:animated waitUntilDone:NO];
4458 }
4459
4460 - (void) setViewportWidth:(float)width {
4461     [indirect_ setViewportWidthOnMainThread:width];
4462 }
4463
4464 - (NSString *) stringWithFormat:(NSString *)format arguments:(WebScriptObject *)arguments {
4465     //NSLog(@"SWF:\"%@\" A:%@", format, [arguments description]);
4466     unsigned count([arguments count]);
4467     id values[count];
4468     for (unsigned i(0); i != count; ++i)
4469         values[i] = [arguments objectAtIndex:i];
4470     return [[[NSString alloc] initWithFormat:format arguments:reinterpret_cast<va_list>(values)] autorelease];
4471 }
4472
4473 - (NSString *) localizedStringForKey:(NSString *)key value:(NSString *)value table:(NSString *)table {
4474     if (reinterpret_cast<id>(value) == [WebUndefined undefined])
4475         value = nil;
4476     if (reinterpret_cast<id>(table) == [WebUndefined undefined])
4477         table = nil;
4478     return [[NSBundle mainBundle] localizedStringForKey:key value:value table:table];
4479 }
4480
4481 @end
4482 /* }}} */
4483
4484 @interface NSURL (CydiaSecure)
4485 @end
4486
4487 @implementation NSURL (CydiaSecure)
4488
4489 - (bool) isCydiaSecure {
4490     if ([[[self scheme] lowercaseString] isEqualToString:@"https"])
4491         return true;
4492
4493     @synchronized (HostConfig_) {
4494         if ([InsecureHosts_ containsObject:[self host]])
4495             return true;
4496     }
4497
4498     return false;
4499 }
4500
4501 @end
4502
4503 /* Cydia Browser Controller {{{ */
4504 @implementation CydiaWebViewController
4505
4506 - (NSURL *) navigationURL {
4507     return request_ == nil ? nil : [NSURL URLWithString:[NSString stringWithFormat:@"cydia://url/%@", [[request_ URL] absoluteString]]];
4508 }
4509
4510 + (void) _initialize {
4511     [super _initialize];
4512
4513     Diversions_ = [NSMutableSet setWithCapacity:0];
4514 }
4515
4516 + (void) addDiversion:(Diversion *)diversion {
4517     [Diversions_ addObject:diversion];
4518 }
4519
4520 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4521     [super webView:view didClearWindowObject:window forFrame:frame];
4522
4523     WebDataSource *source([frame dataSource]);
4524     NSURLResponse *response([source response]);
4525     NSURL *url([response URL]);
4526     NSString *scheme([[url scheme] lowercaseString]);
4527
4528     bool bridged(false);
4529
4530     @synchronized (HostConfig_) {
4531         if ([scheme isEqualToString:@"file"])
4532             bridged = true;
4533         else if ([scheme isEqualToString:@"https"])
4534             if ([BridgedHosts_ containsObject:[url host]])
4535                 bridged = true;
4536     }
4537
4538     if (bridged)
4539         [window setValue:cydia_ forKey:@"cydia"];
4540 }
4541
4542 - (void) _setupMail:(MFMailComposeViewController *)controller {
4543     [controller addAttachmentData:[NSData dataWithContentsOfFile:@"/tmp/cydia.log"] mimeType:@"text/plain" fileName:@"cydia.log"];
4544
4545     system("/usr/bin/dpkg -l >/tmp/dpkgl.log");
4546     [controller addAttachmentData:[NSData dataWithContentsOfFile:@"/tmp/dpkgl.log"] mimeType:@"text/plain" fileName:@"dpkgl.log"];
4547 }
4548
4549 - (NSURL *) URLWithURL:(NSURL *)url {
4550     return [Diversion divertURL:url];
4551 }
4552
4553 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
4554     NSURL *url([request URL]);
4555     NSString *host([url host]);
4556
4557     NSMutableURLRequest *copy([[super webView:view resource:resource willSendRequest:request redirectResponse:response fromDataSource:source] mutableCopy]);
4558
4559     if (System_ != NULL && [copy valueForHTTPHeaderField:@"X-System"] == nil)
4560         [copy setValue:System_ forHTTPHeaderField:@"X-System"];
4561     if (Machine_ != NULL && [copy valueForHTTPHeaderField:@"X-Machine"] == nil)
4562         [copy setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
4563
4564     bool bridged;
4565     bool token;
4566
4567     @synchronized (HostConfig_) {
4568         bridged = [BridgedHosts_ containsObject:host];
4569         token = [TokenHosts_ containsObject:host];
4570     }
4571
4572     if ([url isCydiaSecure]) {
4573         if (bridged) {
4574             if (UniqueID_ != nil && [copy valueForHTTPHeaderField:@"X-Cydia-Id"] == nil)
4575                 [copy setValue:UniqueID_ forHTTPHeaderField:@"X-Cydia-Id"];
4576         } else if (token) {
4577             if (Token_ != nil && [copy valueForHTTPHeaderField:@"X-Cydia-Token"] == nil)
4578                 [copy setValue:Token_ forHTTPHeaderField:@"X-Cydia-Token"];
4579         }
4580     }
4581
4582     return copy;
4583 }
4584
4585 - (void) setDelegate:(id)delegate {
4586     [super setDelegate:delegate];
4587     [cydia_ setDelegate:delegate];
4588 }
4589
4590 - (NSString *) applicationNameForUserAgent {
4591     NSString *application([NSString stringWithFormat:@"Cydia/%@", Cydia_]);
4592
4593     if (Safari_ != nil)
4594         application = [NSString stringWithFormat:@"Safari/%@ %@", Safari_, application];
4595     if (Build_ != nil)
4596         application = [NSString stringWithFormat:@"Mobile/%@ %@", Build_, application];
4597     if (Product_ != nil)
4598         application = [NSString stringWithFormat:@"Version/%@ %@", Product_, application];
4599
4600     return application;
4601 }
4602
4603 - (id) init {
4604     if ((self = [super initWithWidth:0 ofClass:[CydiaWebViewController class]]) != nil) {
4605         cydia_ = [[[CydiaObject alloc] initWithDelegate:indirect_] autorelease];
4606     } return self;
4607 }
4608
4609 @end
4610
4611 @interface AppCacheController : CydiaWebViewController {
4612 }
4613
4614 @end
4615
4616 @implementation AppCacheController
4617
4618 - (void) didReceiveMemoryWarning {
4619 }
4620
4621 @end
4622 /* }}} */
4623
4624 // CydiaScript {{{
4625 @interface NSObject (CydiaScript)
4626 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context;
4627 @end
4628
4629 @implementation NSObject (CydiaScript)
4630
4631 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4632     return self;
4633 }
4634
4635 @end
4636
4637 @implementation NSArray (CydiaScript)
4638
4639 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4640     WebScriptObject *object([context evaluateWebScript:@"[]"]);
4641     for (size_t i(0), e([self count]); i != e; ++i)
4642         [object setWebScriptValueAtIndex:i value:[[self objectAtIndex:i] Cydia$webScriptObjectInContext:context]];
4643     return object;
4644 }
4645
4646 @end
4647
4648 @implementation NSDictionary (CydiaScript)
4649
4650 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4651     WebScriptObject *object([context evaluateWebScript:@"({})"]);
4652     for (id i in self)
4653         [object setValue:[[self objectForKey:i] Cydia$webScriptObjectInContext:context] forKey:i];
4654     return object;
4655 }
4656
4657 @end
4658 // }}}
4659
4660 /* Confirmation Controller {{{ */
4661 bool DepSubstrate(const pkgCache::VerIterator &iterator) {
4662     if (!iterator.end())
4663         for (pkgCache::DepIterator dep(iterator.DependsList()); !dep.end(); ++dep) {
4664             if (dep->Type != pkgCache::Dep::Depends && dep->Type != pkgCache::Dep::PreDepends)
4665                 continue;
4666             pkgCache::PkgIterator package(dep.TargetPkg());
4667             if (package.end())
4668                 continue;
4669             if (strcmp(package.Name(), "mobilesubstrate") == 0)
4670                 return true;
4671         }
4672
4673     return false;
4674 }
4675
4676 @protocol ConfirmationControllerDelegate
4677 - (void) cancelAndClear:(bool)clear;
4678 - (void) confirmWithNavigationController:(UINavigationController *)navigation;
4679 - (void) queue;
4680 @end
4681
4682 @interface ConfirmationController : CydiaWebViewController {
4683     _transient Database *database_;
4684
4685     _H<UIAlertView> essential_;
4686
4687     _H<NSDictionary> changes_;
4688     _H<NSMutableArray> issues_;
4689     _H<NSDictionary> sizes_;
4690
4691     BOOL substrate_;
4692 }
4693
4694 - (id) initWithDatabase:(Database *)database;
4695
4696 @end
4697
4698 @implementation ConfirmationController
4699
4700 - (void) complete {
4701     if (substrate_)
4702         RestartSubstrate_ = true;
4703     [delegate_ confirmWithNavigationController:[self navigationController]];
4704 }
4705
4706 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
4707     NSString *context([alert context]);
4708
4709     if ([context isEqualToString:@"remove"]) {
4710         if (button == [alert cancelButtonIndex])
4711             [self dismissModalViewControllerAnimated:YES];
4712         else if (button == [alert firstOtherButtonIndex]) {
4713             [self complete];
4714         }
4715
4716         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4717     } else if ([context isEqualToString:@"unable"]) {
4718         [self dismissModalViewControllerAnimated:YES];
4719         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4720     } else {
4721         [super alertView:alert clickedButtonAtIndex:button];
4722     }
4723 }
4724
4725 - (void) _doContinue {
4726     [delegate_ cancelAndClear:NO];
4727     [self dismissModalViewControllerAnimated:YES];
4728 }
4729
4730 - (id) invokeDefaultMethodWithArguments:(NSArray *)args {
4731     [self performSelectorOnMainThread:@selector(_doContinue) withObject:nil waitUntilDone:NO];
4732     return nil;
4733 }
4734
4735 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4736     [super webView:view didClearWindowObject:window forFrame:frame];
4737
4738     [window setValue:[[NSDictionary dictionaryWithObjectsAndKeys:
4739         (id) changes_, @"changes",
4740         (id) issues_, @"issues",
4741         (id) sizes_, @"sizes",
4742         self, @"queue",
4743     nil] Cydia$webScriptObjectInContext:window] forKey:@"cydiaConfirm"];
4744 }
4745
4746 - (id) initWithDatabase:(Database *)database {
4747     if ((self = [super init]) != nil) {
4748         database_ = database;
4749
4750         NSMutableArray *installs([NSMutableArray arrayWithCapacity:16]);
4751         NSMutableArray *reinstalls([NSMutableArray arrayWithCapacity:16]);
4752         NSMutableArray *upgrades([NSMutableArray arrayWithCapacity:16]);
4753         NSMutableArray *downgrades([NSMutableArray arrayWithCapacity:16]);
4754         NSMutableArray *removes([NSMutableArray arrayWithCapacity:16]);
4755
4756         bool remove(false);
4757
4758         pkgCacheFile &cache([database_ cache]);
4759         NSArray *packages([database_ packages]);
4760         pkgDepCache::Policy *policy([database_ policy]);
4761
4762         issues_ = [NSMutableArray arrayWithCapacity:4];
4763
4764         for (Package *package in packages) {
4765             pkgCache::PkgIterator iterator([package iterator]);
4766             NSString *name([package id]);
4767
4768             if ([package broken]) {
4769                 NSMutableArray *reasons([NSMutableArray arrayWithCapacity:4]);
4770
4771                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4772                     name, @"package",
4773                     reasons, @"reasons",
4774                 nil]];
4775
4776                 pkgCache::VerIterator ver(cache[iterator].InstVerIter(cache));
4777                 if (ver.end())
4778                     continue;
4779
4780                 for (pkgCache::DepIterator dep(ver.DependsList()); !dep.end(); ) {
4781                     pkgCache::DepIterator start;
4782                     pkgCache::DepIterator end;
4783                     dep.GlobOr(start, end); // ++dep
4784
4785                     if (!cache->IsImportantDep(end))
4786                         continue;
4787                     if ((cache[end] & pkgDepCache::DepGInstall) != 0)
4788                         continue;
4789
4790                     NSMutableArray *clauses([NSMutableArray arrayWithCapacity:4]);
4791
4792                     [reasons addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4793                         [NSString stringWithUTF8String:start.DepType()], @"relationship",
4794                         clauses, @"clauses",
4795                     nil]];
4796
4797                     _forever {
4798                         NSString *reason, *installed((NSString *) [WebUndefined undefined]);
4799
4800                         pkgCache::PkgIterator target(start.TargetPkg());
4801                         if (target->ProvidesList != 0)
4802                             reason = @"missing";
4803                         else {
4804                             pkgCache::VerIterator ver(cache[target].InstVerIter(cache));
4805                             if (!ver.end()) {
4806                                 reason = @"installed";
4807                                 installed = [NSString stringWithUTF8String:ver.VerStr()];
4808                             } else if (!cache[target].CandidateVerIter(cache).end())
4809                                 reason = @"uninstalled";
4810                             else if (target->ProvidesList == 0)
4811                                 reason = @"uninstallable";
4812                             else
4813                                 reason = @"virtual";
4814                         }
4815
4816                         NSDictionary *version(start.TargetVer() == 0 ? [NSNull null] : [NSDictionary dictionaryWithObjectsAndKeys:
4817                             [NSString stringWithUTF8String:start.CompType()], @"operator",
4818                             [NSString stringWithUTF8String:start.TargetVer()], @"value",
4819                         nil]);
4820
4821                         [clauses addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4822                             [NSString stringWithUTF8String:start.TargetPkg().Name()], @"package",
4823                             version, @"version",
4824                             reason, @"reason",
4825                             installed, @"installed",
4826                         nil]];
4827
4828                         // yes, seriously. (wtf?)
4829                         if (start == end)
4830                             break;
4831                         ++start;
4832                     }
4833                 }
4834             }
4835
4836             pkgDepCache::StateCache &state(cache[iterator]);
4837
4838             static Pcre special_r("^(firmware$|gsc\\.|cy\\+)");
4839
4840             if (state.NewInstall())
4841                 [installs addObject:name];
4842             // XXX: else if (state.Install())
4843             else if (!state.Delete() && (state.iFlags & pkgDepCache::ReInstall) == pkgDepCache::ReInstall)
4844                 [reinstalls addObject:name];
4845             // XXX: move before previous if
4846             else if (state.Upgrade())
4847                 [upgrades addObject:name];
4848             else if (state.Downgrade())
4849                 [downgrades addObject:name];
4850             else if (!state.Delete())
4851                 // XXX: _assert(state.Keep());
4852                 continue;
4853             else if (special_r(name))
4854                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4855                     [NSNull null], @"package",
4856                     [NSArray arrayWithObjects:
4857                         [NSDictionary dictionaryWithObjectsAndKeys:
4858                             @"Conflicts", @"relationship",
4859                             [NSArray arrayWithObjects:
4860                                 [NSDictionary dictionaryWithObjectsAndKeys:
4861                                     name, @"package",
4862                                     [NSNull null], @"version",
4863                                     @"installed", @"reason",
4864                                 nil],
4865                             nil], @"clauses",
4866                         nil],
4867                     nil], @"reasons",
4868                 nil]];
4869             else {
4870                 if ([package essential])
4871                     remove = true;
4872                 [removes addObject:name];
4873             }
4874
4875             substrate_ |= DepSubstrate(policy->GetCandidateVer(iterator));
4876             substrate_ |= DepSubstrate(iterator.CurrentVer());
4877         }
4878
4879         if (!remove)
4880             essential_ = nil;
4881         else if (Advanced_) {
4882             NSString *parenthetical(UCLocalize("PARENTHETICAL"));
4883
4884             essential_ = [[[UIAlertView alloc]
4885                 initWithTitle:UCLocalize("REMOVING_ESSENTIALS")
4886                 message:UCLocalize("REMOVING_ESSENTIALS_EX")
4887                 delegate:self
4888                 cancelButtonTitle:[NSString stringWithFormat:parenthetical, UCLocalize("CANCEL_OPERATION"), UCLocalize("SAFE")]
4889                 otherButtonTitles:
4890                     [NSString stringWithFormat:parenthetical, UCLocalize("FORCE_REMOVAL"), UCLocalize("UNSAFE")],
4891                 nil
4892             ] autorelease];
4893
4894             [essential_ setContext:@"remove"];
4895         } else {
4896             essential_ = [[[UIAlertView alloc]
4897                 initWithTitle:UCLocalize("UNABLE_TO_COMPLY")
4898                 message:UCLocalize("UNABLE_TO_COMPLY_EX")
4899                 delegate:self
4900                 cancelButtonTitle:UCLocalize("OKAY")
4901                 otherButtonTitles:nil
4902             ] autorelease];
4903
4904             [essential_ setContext:@"unable"];
4905         }
4906
4907         changes_ = [NSDictionary dictionaryWithObjectsAndKeys:
4908             installs, @"installs",
4909             reinstalls, @"reinstalls",
4910             upgrades, @"upgrades",
4911             downgrades, @"downgrades",
4912             removes, @"removes",
4913         nil];
4914
4915         sizes_ = [NSDictionary dictionaryWithObjectsAndKeys:
4916             [NSNumber numberWithInteger:[database_ fetcher].FetchNeeded()], @"downloading",
4917             [NSNumber numberWithInteger:[database_ fetcher].PartialPresent()], @"resuming",
4918         nil];
4919
4920         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/confirm/", UI_]]];
4921     } return self;
4922 }
4923
4924 - (UIBarButtonItem *) leftButton {
4925     return [[[UIBarButtonItem alloc]
4926         initWithTitle:UCLocalize("CANCEL")
4927         style:UIBarButtonItemStylePlain
4928         target:self
4929         action:@selector(cancelButtonClicked)
4930     ] autorelease];
4931 }
4932
4933 #if !AlwaysReload
4934 - (void) applyRightButton {
4935     if ([issues_ count] == 0 && ![self isLoading])
4936         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
4937             initWithTitle:UCLocalize("CONFIRM")
4938             style:UIBarButtonItemStyleDone
4939             target:self
4940             action:@selector(confirmButtonClicked)
4941         ] autorelease]];
4942     else
4943         [[self navigationItem] setRightBarButtonItem:nil];
4944 }
4945 #endif
4946
4947 - (void) cancelButtonClicked {
4948     [self dismissModalViewControllerAnimated:YES];
4949     [delegate_ cancelAndClear:YES];
4950 }
4951
4952 #if !AlwaysReload
4953 - (void) confirmButtonClicked {
4954     if (essential_ != nil)
4955         [essential_ show];
4956     else
4957         [self complete];
4958 }
4959 #endif
4960
4961 @end
4962 /* }}} */
4963
4964 /* Progress Data {{{ */
4965 @interface CydiaProgressData : NSObject {
4966     _transient id delegate_;
4967
4968     bool running_;
4969     float percent_;
4970
4971     float current_;
4972     float total_;
4973     float speed_;
4974
4975     _H<NSMutableArray> events_;
4976     _H<NSString> title_;
4977
4978     _H<NSString> status_;
4979     _H<NSString> finish_;
4980 }
4981
4982 @end
4983
4984 @implementation CydiaProgressData
4985
4986 + (NSArray *) _attributeKeys {
4987     return [NSArray arrayWithObjects:
4988         @"current",
4989         @"events",
4990         @"finish",
4991         @"percent",
4992         @"running",
4993         @"speed",
4994         @"title",
4995         @"total",
4996     nil];
4997 }
4998
4999 - (NSArray *) attributeKeys {
5000     return [[self class] _attributeKeys];
5001 }
5002
5003 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
5004     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
5005 }
5006
5007 - (id) init {
5008     if ((self = [super init]) != nil) {
5009         events_ = [NSMutableArray arrayWithCapacity:32];
5010     } return self;
5011 }
5012
5013 - (void) setDelegate:(id)delegate {
5014     delegate_ = delegate;
5015 }
5016
5017 - (void) setPercent:(float)value {
5018     percent_ = value;
5019 }
5020
5021 - (NSNumber *) percent {
5022     return [NSNumber numberWithFloat:percent_];
5023 }
5024
5025 - (void) setCurrent:(float)value {
5026     current_ = value;
5027 }
5028
5029 - (NSNumber *) current {
5030     return [NSNumber numberWithFloat:current_];
5031 }
5032
5033 - (void) setTotal:(float)value {
5034     total_ = value;
5035 }
5036
5037 - (NSNumber *) total {
5038     return [NSNumber numberWithFloat:total_];
5039 }
5040
5041 - (void) setSpeed:(float)value {
5042     speed_ = value;
5043 }
5044
5045 - (NSNumber *) speed {
5046     return [NSNumber numberWithFloat:speed_];
5047 }
5048
5049 - (NSArray *) events {
5050     return events_;
5051 }
5052
5053 - (void) removeAllEvents {
5054     [events_ removeAllObjects];
5055 }
5056
5057 - (void) addEvent:(CydiaProgressEvent *)event {
5058     [events_ addObject:event];
5059 }
5060
5061 - (void) setTitle:(NSString *)text {
5062     title_ = text;
5063 }
5064
5065 - (NSString *) title {
5066     return title_;
5067 }
5068
5069 - (void) setFinish:(NSString *)text {
5070     finish_ = text;
5071 }
5072
5073 - (NSString *) finish {
5074     return (id) finish_ ?: [NSNull null];
5075 }
5076
5077 - (void) setRunning:(bool)running {
5078     running_ = running;
5079 }
5080
5081 - (NSNumber *) running {
5082     return running_ ? (NSNumber *) kCFBooleanTrue : (NSNumber *) kCFBooleanFalse;
5083 }
5084
5085 @end
5086 /* }}} */
5087 /* Progress Controller {{{ */
5088 @interface ProgressController : CydiaWebViewController <
5089     ProgressDelegate
5090 > {
5091     _transient Database *database_;
5092     _H<CydiaProgressData, 1> progress_;
5093     unsigned cancel_;
5094 }
5095
5096 - (id) initWithDatabase:(Database *)database delegate:(id)delegate;
5097
5098 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title;
5099
5100 - (void) setTitle:(NSString *)title;
5101 - (void) setCancellable:(bool)cancellable;
5102
5103 @end
5104
5105 @implementation ProgressController
5106
5107 - (void) dealloc {
5108     [database_ setProgressDelegate:nil];
5109     [super dealloc];
5110 }
5111
5112 - (UIBarButtonItem *) leftButton {
5113     return cancel_ == 1 ? [[[UIBarButtonItem alloc]
5114         initWithTitle:UCLocalize("CANCEL")
5115         style:UIBarButtonItemStylePlain
5116         target:self
5117         action:@selector(cancel)
5118     ] autorelease] : nil;
5119 }
5120
5121 - (void) updateCancel {
5122     [super applyLeftButton];
5123 }
5124
5125 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
5126     if ((self = [super init]) != nil) {
5127         database_ = database;
5128         delegate_ = delegate;
5129
5130         [database_ setProgressDelegate:self];
5131
5132         progress_ = [[[CydiaProgressData alloc] init] autorelease];
5133         [progress_ setDelegate:self];
5134
5135         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/progress/", UI_]]];
5136
5137         [scroller_ setBackgroundColor:[UIColor blackColor]];
5138
5139         [[self navigationItem] setHidesBackButton:YES];
5140
5141         [self updateCancel];
5142     } return self;
5143 }
5144
5145 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
5146     [super webView:view didClearWindowObject:window forFrame:frame];
5147     [window setValue:progress_ forKey:@"cydiaProgress"];
5148 }
5149
5150 - (void) updateProgress {
5151     [self dispatchEvent:@"CydiaProgressUpdate"];
5152 }
5153
5154 - (void) viewWillAppear:(BOOL)animated {
5155     [[[self navigationController] navigationBar] setBarStyle:UIBarStyleBlack];
5156     [super viewWillAppear:animated];
5157 }
5158
5159 - (void) close {
5160     UpdateExternalStatus(0);
5161
5162     if (Finish_ > 1)
5163         [delegate_ saveState];
5164
5165     switch (Finish_) {
5166         case 0:
5167             [delegate_ returnToCydia];
5168         break;
5169
5170         case 1:
5171             [delegate_ terminateWithSuccess];
5172             /*if ([delegate_ respondsToSelector:@selector(suspendWithAnimation:)])
5173                 [delegate_ suspendWithAnimation:YES];
5174             else
5175                 [delegate_ suspend];*/
5176         break;
5177
5178         case 2:
5179             _trace();
5180             goto reload;
5181
5182         case 3:
5183             _trace();
5184             goto reload;
5185
5186         reload:
5187             system("/usr/bin/sbreload");
5188             _trace();
5189         break;
5190
5191         case 4:
5192             _trace();
5193             if (void (*SBReboot)(mach_port_t) = reinterpret_cast<void (*)(mach_port_t)>(dlsym(RTLD_DEFAULT, "SBReboot")))
5194                 SBReboot(SBSSpringBoardServerPort());
5195             else
5196                 reboot2(RB_AUTOBOOT);
5197         break;
5198     }
5199
5200     [super close];
5201 }
5202
5203 - (void) setTitle:(NSString *)title {
5204     [progress_ setTitle:title];
5205     [self updateProgress];
5206 }
5207
5208 - (UIBarButtonItem *) rightButton {
5209     return [[progress_ running] boolValue] ? [super rightButton] : [[[UIBarButtonItem alloc]
5210         initWithTitle:UCLocalize("CLOSE")
5211         style:UIBarButtonItemStylePlain
5212         target:self
5213         action:@selector(close)
5214     ] autorelease];
5215 }
5216
5217 - (void) uicache {
5218     _trace();
5219     system("su -c /usr/bin/uicache mobile");
5220     _trace();
5221 }
5222
5223 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title {
5224     UpdateExternalStatus(1);
5225
5226     [progress_ setRunning:true];
5227     [self setTitle:title];
5228     // implicit updateProgress
5229
5230     SHA1SumValue notifyconf; {
5231         FileFd file;
5232         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5233             _error->Discard();
5234         else {
5235             MMap mmap(file, MMap::ReadOnly);
5236             SHA1Summation sha1;
5237             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5238             notifyconf = sha1.Result();
5239         }
5240     }
5241
5242     SHA1SumValue springlist; {
5243         FileFd file;
5244         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5245             _error->Discard();
5246         else {
5247             MMap mmap(file, MMap::ReadOnly);
5248             SHA1Summation sha1;
5249             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5250             springlist = sha1.Result();
5251         }
5252     }
5253
5254     if (invocation != nil) {
5255         [invocation yieldToSelector:@selector(invoke)];
5256         [self setTitle:@"COMPLETE"];
5257     }
5258
5259     if (Finish_ < 4) {
5260         FileFd file;
5261         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5262             _error->Discard();
5263         else {
5264             MMap mmap(file, MMap::ReadOnly);
5265             SHA1Summation sha1;
5266             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5267             if (!(notifyconf == sha1.Result()))
5268                 Finish_ = 4;
5269         }
5270     }
5271
5272     if (Finish_ < 3) {
5273         FileFd file;
5274         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5275             _error->Discard();
5276         else {
5277             MMap mmap(file, MMap::ReadOnly);
5278             SHA1Summation sha1;
5279             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5280             if (!(springlist == sha1.Result()))
5281                 Finish_ = 3;
5282         }
5283     }
5284
5285     if (Finish_ < 2) {
5286         if (RestartSubstrate_)
5287             Finish_ = 2;
5288     }
5289
5290     RestartSubstrate_ = false;
5291
5292     switch (Finish_) {
5293         case 0: [progress_ setFinish:UCLocalize("RETURN_TO_CYDIA")]; break; /* XXX: Maybe UCLocalize("DONE")? */
5294         case 1: [progress_ setFinish:UCLocalize("CLOSE_CYDIA")]; break;
5295         case 2: [progress_ setFinish:UCLocalize("RESTART_SPRINGBOARD")]; break;
5296         case 3: [progress_ setFinish:UCLocalize("RELOAD_SPRINGBOARD")]; break;
5297         case 4: [progress_ setFinish:UCLocalize("REBOOT_DEVICE")]; break;
5298     }
5299
5300     UIProgressHUD *hud([delegate_ addProgressHUD]);
5301     [hud setText:UCLocalize("LOADING")];
5302     [self yieldToSelector:@selector(uicache)];
5303     [delegate_ removeProgressHUD:hud];
5304
5305     UpdateExternalStatus(Finish_ == 0 ? 0 : 2);
5306
5307     [progress_ setRunning:false];
5308     [self updateProgress];
5309
5310     [self applyRightButton];
5311 }
5312
5313 - (void) addProgressEvent:(CydiaProgressEvent *)event {
5314     [progress_ addEvent:event];
5315     [self updateProgress];
5316 }
5317
5318 - (bool) isProgressCancelled {
5319     return cancel_ == 2;
5320 }
5321
5322 - (void) cancel {
5323     cancel_ = 2;
5324     [self updateCancel];
5325 }
5326
5327 - (void) setCancellable:(bool)cancellable {
5328     unsigned cancel(cancel_);
5329
5330     if (!cancellable)
5331         cancel_ = 0;
5332     else if (cancel_ == 0)
5333         cancel_ = 1;
5334
5335     if (cancel != cancel_)
5336         [self updateCancel];
5337 }
5338
5339 - (void) setProgressCancellable:(NSNumber *)cancellable {
5340     [self setCancellable:[cancellable boolValue]];
5341 }
5342
5343 - (void) setProgressPercent:(NSNumber *)percent {
5344     [progress_ setPercent:[percent floatValue]];
5345     [self updateProgress];
5346 }
5347
5348 - (void) setProgressStatus:(NSDictionary *)status {
5349     if (status == nil) {
5350         [progress_ setCurrent:0];
5351         [progress_ setTotal:0];
5352         [progress_ setSpeed:0];
5353     } else {
5354         [progress_ setPercent:[[status objectForKey:@"Percent"] floatValue]];
5355
5356         [progress_ setCurrent:[[status objectForKey:@"Current"] floatValue]];
5357         [progress_ setTotal:[[status objectForKey:@"Total"] floatValue]];
5358         [progress_ setSpeed:[[status objectForKey:@"Speed"] floatValue]];
5359     }
5360
5361     [self updateProgress];
5362 }
5363
5364 @end
5365 /* }}} */
5366
5367 /* Package Cell {{{ */
5368 @interface PackageCell : CyteTableViewCell <
5369     CyteTableViewCellDelegate
5370 > {
5371     _H<UIImage> icon_;
5372     _H<NSString> name_;
5373     _H<NSString> description_;
5374     bool commercial_;
5375     _H<NSString> source_;
5376     _H<UIImage> badge_;
5377     _H<UIImage> placard_;
5378     bool summarized_;
5379 }
5380
5381 - (PackageCell *) init;
5382 - (void) setPackage:(Package *)package asSummary:(bool)summary;
5383
5384 - (void) drawContentRect:(CGRect)rect;
5385
5386 @end
5387
5388 @implementation PackageCell
5389
5390 - (PackageCell *) init {
5391     CGRect frame(CGRectMake(0, 0, 320, 74));
5392     if ((self = [super initWithFrame:frame reuseIdentifier:@"Package"]) != nil) {
5393         UIView *content([self contentView]);
5394         CGRect bounds([content bounds]);
5395
5396         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
5397         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5398         [content addSubview:content_];
5399
5400         [content_ setDelegate:self];
5401         [content_ setOpaque:YES];
5402     } return self;
5403 }
5404
5405 - (NSString *) accessibilityLabel {
5406     return [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), (id) name_, (id) description_];
5407 }
5408
5409 - (void) setPackage:(Package *)package asSummary:(bool)summary {
5410     summarized_ = summary;
5411
5412     icon_ = nil;
5413     name_ = nil;
5414     description_ = nil;
5415     source_ = nil;
5416     badge_ = nil;
5417     placard_ = nil;
5418
5419     if (package == nil)
5420         [content_ setBackgroundColor:[UIColor whiteColor]];
5421     else {
5422         [package parse];
5423
5424         Source *source = [package source];
5425
5426         icon_ = [package icon];
5427
5428         if (NSString *name = [package name])
5429             name_ = [NSString stringWithString:name];
5430
5431         NSString *description(nil);
5432
5433         if (description == nil && IsWildcat_)
5434             description = [package longDescription];
5435         if (description == nil)
5436             description = [package shortDescription];
5437
5438         if (description != nil)
5439             description_ = [NSString stringWithString:description];
5440
5441         commercial_ = [package isCommercial];
5442
5443         NSString *label = nil;
5444         bool trusted = false;
5445
5446         if (source != nil) {
5447             label = [source label];
5448             trusted = [source trusted];
5449         } else if ([[package id] isEqualToString:@"firmware"])
5450             label = UCLocalize("APPLE");
5451         else
5452             label = [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("UNKNOWN"), UCLocalize("LOCAL")];
5453
5454         NSString *from(label);
5455
5456         NSString *section = [package simpleSection];
5457         if (section != nil && ![section isEqualToString:label]) {
5458             section = [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
5459             from = [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), from, section];
5460         }
5461
5462         source_ = [NSString stringWithFormat:UCLocalize("FROM"), from];
5463
5464         if (NSString *purpose = [package primaryPurpose])
5465             badge_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Purposes/%@.png", App_, purpose]];
5466
5467         UIColor *color;
5468         NSString *placard;
5469
5470         if (NSString *mode = [package mode]) {
5471             if ([mode isEqualToString:@"REMOVE"] || [mode isEqualToString:@"PURGE"]) {
5472                 color = RemovingColor_;
5473                 //placard = @"removing";
5474             } else {
5475                 color = InstallingColor_;
5476                 //placard = @"installing";
5477             }
5478
5479             // XXX: the removing/installing placards are not @2x
5480             placard = nil;
5481         } else {
5482             color = [UIColor whiteColor];
5483
5484             if ([package installed] != nil)
5485                 placard = @"installed";
5486             else
5487                 placard = nil;
5488         }
5489
5490         [content_ setBackgroundColor:color];
5491
5492         if (placard != nil)
5493             placard_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/%@.png", App_, placard]];
5494     }
5495
5496     [self setNeedsDisplay];
5497     [content_ setNeedsDisplay];
5498 }
5499
5500 - (void) drawSummaryContentRect:(CGRect)rect {
5501     bool highlighted(highlighted_);
5502     float width([self bounds].size.width);
5503
5504     if (icon_ != nil) {
5505         CGRect rect;
5506         rect.size = [(UIImage *) icon_ size];
5507
5508         while (rect.size.width > 16 || rect.size.height > 16) {
5509             rect.size.width /= 2;
5510             rect.size.height /= 2;
5511         }
5512
5513         rect.origin.x = 18 - rect.size.width / 2;
5514         rect.origin.y = 18 - rect.size.height / 2;
5515
5516         [icon_ drawInRect:rect];
5517     }
5518
5519     if (badge_ != nil) {
5520         CGRect rect;
5521         rect.size = [(UIImage *) badge_ size];
5522
5523         rect.size.width /= 4;
5524         rect.size.height /= 4;
5525
5526         rect.origin.x = 23 - rect.size.width / 2;
5527         rect.origin.y = 23 - rect.size.height / 2;
5528
5529         [badge_ drawInRect:rect];
5530     }
5531
5532     if (highlighted)
5533         UISetColor(White_);
5534
5535     if (!highlighted)
5536         UISetColor(commercial_ ? Purple_ : Black_);
5537     [name_ drawAtPoint:CGPointMake(36, 8) forWidth:(width - (placard_ == nil ? 68 : 94)) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5538
5539     if (placard_ != nil)
5540         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
5541 }
5542
5543 - (void) drawNormalContentRect:(CGRect)rect {
5544     bool highlighted(highlighted_);
5545     float width([self bounds].size.width);
5546
5547     if (icon_ != nil) {
5548         CGRect rect;
5549         rect.size = [(UIImage *) icon_ size];
5550
5551         while (rect.size.width > 32 || rect.size.height > 32) {
5552             rect.size.width /= 2;
5553             rect.size.height /= 2;
5554         }
5555
5556         rect.origin.x = 25 - rect.size.width / 2;
5557         rect.origin.y = 25 - rect.size.height / 2;
5558
5559         [icon_ drawInRect:rect];
5560     }
5561
5562     if (badge_ != nil) {
5563         CGRect rect;
5564         rect.size = [(UIImage *) badge_ size];
5565
5566         rect.size.width /= 2;
5567         rect.size.height /= 2;
5568
5569         rect.origin.x = 36 - rect.size.width / 2;
5570         rect.origin.y = 36 - rect.size.height / 2;
5571
5572         [badge_ drawInRect:rect];
5573     }
5574
5575     if (highlighted)
5576         UISetColor(White_);
5577
5578     if (!highlighted)
5579         UISetColor(commercial_ ? Purple_ : Black_);
5580     [name_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - (placard_ == nil ? 80 : 106)) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5581     [source_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
5582
5583     if (!highlighted)
5584         UISetColor(commercial_ ? Purplish_ : Gray_);
5585     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:(width - 46) withFont:Font14_ lineBreakMode:UILineBreakModeTailTruncation];
5586
5587     if (placard_ != nil)
5588         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
5589 }
5590
5591 - (void) drawContentRect:(CGRect)rect {
5592     if (summarized_)
5593         [self drawSummaryContentRect:rect];
5594     else
5595         [self drawNormalContentRect:rect];
5596 }
5597
5598 @end
5599 /* }}} */
5600 /* Section Cell {{{ */
5601 @interface SectionCell : CyteTableViewCell <
5602     CyteTableViewCellDelegate
5603 > {
5604     _H<NSString> basic_;
5605     _H<NSString> section_;
5606     _H<NSString> name_;
5607     _H<NSString> count_;
5608     _H<UIImage> icon_;
5609     _H<UISwitch> switch_;
5610     BOOL editing_;
5611 }
5612
5613 - (void) setSection:(Section *)section editing:(BOOL)editing;
5614
5615 @end
5616
5617 @implementation SectionCell
5618
5619 - (id) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
5620     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
5621         icon_ = [UIImage applicationImageNamed:@"folder.png"];
5622         switch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(218, 9, 60, 25)] autorelease];
5623         [switch_ addTarget:self action:@selector(onSwitch:) forEvents:UIControlEventValueChanged];
5624
5625         UIView *content([self contentView]);
5626         CGRect bounds([content bounds]);
5627
5628         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
5629         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5630         [content addSubview:content_];
5631         [content_ setBackgroundColor:[UIColor whiteColor]];
5632
5633         [content_ setDelegate:self];
5634     } return self;
5635 }
5636
5637 - (void) onSwitch:(id)sender {
5638     NSMutableDictionary *metadata([Sections_ objectForKey:basic_]);
5639     if (metadata == nil) {
5640         metadata = [NSMutableDictionary dictionaryWithCapacity:2];
5641         [Sections_ setObject:metadata forKey:basic_];
5642     }
5643
5644     [metadata setObject:[NSNumber numberWithBool:([switch_ isOn] == NO)] forKey:@"Hidden"];
5645     Changed_ = true;
5646 }
5647
5648 - (void) setSection:(Section *)section editing:(BOOL)editing {
5649     if (editing != editing_) {
5650         if (editing_)
5651             [switch_ removeFromSuperview];
5652         else
5653             [self addSubview:switch_];
5654         editing_ = editing;
5655     }
5656
5657     basic_ = nil;
5658     section_ = nil;
5659     name_ = nil;
5660     count_ = nil;
5661
5662     if (section == nil) {
5663         name_ = UCLocalize("ALL_PACKAGES");
5664         count_ = nil;
5665     } else {
5666         basic_ = [section name];
5667         section_ = [section localized];
5668
5669         name_  = section_ == nil || [section_ length] == 0 ? UCLocalize("NO_SECTION") : (NSString *) section_;
5670         count_ = [NSString stringWithFormat:@"%d", [section count]];
5671
5672         if (editing_)
5673             [switch_ setOn:(isSectionVisible(basic_) ? 1 : 0) animated:NO];
5674     }
5675
5676     [self setAccessoryType:editing ? UITableViewCellAccessoryNone : UITableViewCellAccessoryDisclosureIndicator];
5677     [self setSelectionStyle:editing ? UITableViewCellSelectionStyleNone : UITableViewCellSelectionStyleBlue];
5678
5679     [content_ setNeedsDisplay];
5680 }
5681
5682 - (void) setFrame:(CGRect)frame {
5683     [super setFrame:frame];
5684
5685     CGRect rect([switch_ frame]);
5686     [switch_ setFrame:CGRectMake(frame.size.width - 102, 9, rect.size.width, rect.size.height)];
5687 }
5688
5689 - (NSString *) accessibilityLabel {
5690     return name_;
5691 }
5692
5693 - (void) drawContentRect:(CGRect)rect {
5694     bool highlighted(highlighted_ && !editing_);
5695
5696     [icon_ drawInRect:CGRectMake(8, 7, 32, 32)];
5697
5698     if (highlighted)
5699         UISetColor(White_);
5700
5701     float width(rect.size.width);
5702     if (editing_)
5703         width -= 87;
5704
5705     if (!highlighted)
5706         UISetColor(Black_);
5707     [name_ drawAtPoint:CGPointMake(48, 9) forWidth:(width - 70) withFont:Font22Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5708
5709     CGSize size = [count_ sizeWithFont:Font14_];
5710
5711     UISetColor(White_);
5712     if (count_ != nil)
5713         [count_ drawAtPoint:CGPointMake(13 + (29 - size.width) / 2, 16) withFont:Font12Bold_];
5714 }
5715
5716 @end
5717 /* }}} */
5718
5719 /* File Table {{{ */
5720 @interface FileTable : CyteViewController <
5721     UITableViewDataSource,
5722     UITableViewDelegate
5723 > {
5724     _transient Database *database_;
5725     _H<Package> package_;
5726     _H<NSString> name_;
5727     _H<NSMutableArray> files_;
5728     _H<UITableView, 2> list_;
5729 }
5730
5731 - (id) initWithDatabase:(Database *)database;
5732 - (void) setPackage:(Package *)package;
5733
5734 @end
5735
5736 @implementation FileTable
5737
5738 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
5739     return files_ == nil ? 0 : [files_ count];
5740 }
5741
5742 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
5743     return 24.0f;
5744 }*/
5745
5746 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
5747     static NSString *reuseIdentifier = @"Cell";
5748
5749     UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
5750     if (cell == nil) {
5751         cell = [[[UITableViewCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
5752         [cell setFont:[UIFont systemFontOfSize:16]];
5753     }
5754     [cell setText:[files_ objectAtIndex:indexPath.row]];
5755     [cell setSelectionStyle:UITableViewCellSelectionStyleNone];
5756
5757     return cell;
5758 }
5759
5760 - (NSURL *) navigationURL {
5761     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/files", [package_ id]]];
5762 }
5763
5764 - (void) loadView {
5765     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
5766
5767     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds]] autorelease];
5768     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5769     [list_ setRowHeight:24.0f];
5770     [(UITableView *) list_ setDataSource:self];
5771     [list_ setDelegate:self];
5772     [[self view] addSubview:list_];
5773 }
5774
5775 - (void) viewDidLoad {
5776     [super viewDidLoad];
5777
5778     [[self navigationItem] setTitle:UCLocalize("INSTALLED_FILES")];
5779 }
5780
5781 - (void) releaseSubviews {
5782     list_ = nil;
5783
5784     package_ = nil;
5785     files_ = nil;
5786
5787     [super releaseSubviews];
5788 }
5789
5790 - (id) initWithDatabase:(Database *)database {
5791     if ((self = [super init]) != nil) {
5792         database_ = database;
5793     } return self;
5794 }
5795
5796 - (void) setPackage:(Package *)package {
5797     package_ = nil;
5798     name_ = nil;
5799
5800     files_ = [NSMutableArray arrayWithCapacity:32];
5801
5802     if (package != nil) {
5803         package_ = package;
5804         name_ = [package id];
5805
5806         if (NSArray *files = [package files])
5807             [files_ addObjectsFromArray:files];
5808
5809         if ([files_ count] != 0) {
5810             if ([[files_ objectAtIndex:0] isEqualToString:@"/."])
5811                 [files_ removeObjectAtIndex:0];
5812             [files_ sortUsingSelector:@selector(compareByPath:)];
5813
5814             NSMutableArray *stack = [NSMutableArray arrayWithCapacity:8];
5815             [stack addObject:@"/"];
5816
5817             for (int i(0), e([files_ count]); i != e; ++i) {
5818                 NSString *file = [files_ objectAtIndex:i];
5819                 while (![file hasPrefix:[stack lastObject]])
5820                     [stack removeLastObject];
5821                 NSString *directory = [stack lastObject];
5822                 [stack addObject:[file stringByAppendingString:@"/"]];
5823                 [files_ replaceObjectAtIndex:i withObject:[NSString stringWithFormat:@"%*s%@",
5824                     ([stack count] - 2) * 3, "",
5825                     [file substringFromIndex:[directory length]]
5826                 ]];
5827             }
5828         }
5829     }
5830
5831     [list_ reloadData];
5832 }
5833
5834 - (void) reloadData {
5835     [super reloadData];
5836
5837     [self setPackage:[database_ packageWithName:name_]];
5838 }
5839
5840 @end
5841 /* }}} */
5842 /* Package Controller {{{ */
5843 @interface CYPackageController : CydiaWebViewController <
5844     UIActionSheetDelegate
5845 > {
5846     _transient Database *database_;
5847     _H<Package> package_;
5848     _H<NSString> name_;
5849     bool commercial_;
5850     _H<NSMutableArray> buttons_;
5851     _H<UIBarButtonItem> button_;
5852 }
5853
5854 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name;
5855
5856 @end
5857
5858 @implementation CYPackageController
5859
5860 - (NSURL *) navigationURL {
5861     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@", (id) name_]];
5862 }
5863
5864 /* XXX: this is not safe at all... localization of /fail/ */
5865 - (void) _clickButtonWithName:(NSString *)name {
5866     if ([name isEqualToString:UCLocalize("CLEAR")])
5867         [delegate_ clearPackage:package_];
5868     else if ([name isEqualToString:UCLocalize("INSTALL")])
5869         [delegate_ installPackage:package_];
5870     else if ([name isEqualToString:UCLocalize("REINSTALL")])
5871         [delegate_ installPackage:package_];
5872     else if ([name isEqualToString:UCLocalize("REMOVE")])
5873         [delegate_ removePackage:package_];
5874     else if ([name isEqualToString:UCLocalize("UPGRADE")])
5875         [delegate_ installPackage:package_];
5876     else _assert(false);
5877 }
5878
5879 - (void) actionSheet:(UIActionSheet *)sheet clickedButtonAtIndex:(NSInteger)button {
5880     NSString *context([sheet context]);
5881
5882     if ([context isEqualToString:@"modify"]) {
5883         if (button != [sheet cancelButtonIndex]) {
5884             NSString *buttonName = [buttons_ objectAtIndex:button];
5885             [self _clickButtonWithName:buttonName];
5886         }
5887
5888         [sheet dismissWithClickedButtonIndex:-1 animated:YES];
5889     }
5890 }
5891
5892 - (bool) _allowJavaScriptPanel {
5893     return commercial_;
5894 }
5895
5896 #if !AlwaysReload
5897 - (void) _customButtonClicked {
5898     int count([buttons_ count]);
5899     if (count == 0)
5900         return;
5901
5902     if (count == 1)
5903         [self _clickButtonWithName:[buttons_ objectAtIndex:0]];
5904     else {
5905         NSMutableArray *buttons = [NSMutableArray arrayWithCapacity:count];
5906         [buttons addObjectsFromArray:buttons_];
5907
5908         UIActionSheet *sheet = [[[UIActionSheet alloc]
5909             initWithTitle:nil
5910             delegate:self
5911             cancelButtonTitle:nil
5912             destructiveButtonTitle:nil
5913             otherButtonTitles:nil
5914         ] autorelease];
5915
5916         for (NSString *button in buttons) [sheet addButtonWithTitle:button];
5917         if (!IsWildcat_) {
5918            [sheet addButtonWithTitle:UCLocalize("CANCEL")];
5919            [sheet setCancelButtonIndex:[sheet numberOfButtons] - 1];
5920         }
5921         [sheet setContext:@"modify"];
5922
5923         [delegate_ showActionSheet:sheet fromItem:[[self navigationItem] rightBarButtonItem]];
5924     }
5925 }
5926
5927 // We don't want to allow non-commercial packages to do custom things to the install button,
5928 // so it must call customButtonClicked with a custom commercial_ == 1 fallthrough.
5929 - (void) customButtonClicked {
5930     if (commercial_)
5931         [super customButtonClicked];
5932     else
5933         [self _customButtonClicked];
5934 }
5935
5936 - (void) reloadButtonClicked {
5937     // Don't reload a commerical package by tapping the loading button,
5938     // but if it's not an Install button, we should forward it on.
5939     if (![package_ uninstalled])
5940         [self _customButtonClicked];
5941 }
5942
5943 - (void) applyLoadingTitle {
5944     // Don't show "Loading" as the title. Ever.
5945 }
5946
5947 - (UIBarButtonItem *) rightButton {
5948     return button_;
5949 }
5950 #endif
5951
5952 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name {
5953     if ((self = [super init]) != nil) {
5954         database_ = database;
5955         buttons_ = [NSMutableArray arrayWithCapacity:4];
5956         name_ = name == nil ? @"" : [NSString stringWithString:name];
5957         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/package/%@", UI_, (id) name_]]];
5958     } return self;
5959 }
5960
5961 - (void) reloadData {
5962     [super reloadData];
5963
5964     package_ = [database_ packageWithName:name_];
5965
5966     [buttons_ removeAllObjects];
5967
5968     if (package_ != nil) {
5969         [(Package *) package_ parse];
5970
5971         commercial_ = [package_ isCommercial];
5972
5973         if ([package_ mode] != nil)
5974             [buttons_ addObject:UCLocalize("CLEAR")];
5975         if ([package_ source] == nil);
5976         else if ([package_ upgradableAndEssential:NO])
5977             [buttons_ addObject:UCLocalize("UPGRADE")];
5978         else if ([package_ uninstalled])
5979             [buttons_ addObject:UCLocalize("INSTALL")];
5980         else
5981             [buttons_ addObject:UCLocalize("REINSTALL")];
5982         if (![package_ uninstalled])
5983             [buttons_ addObject:UCLocalize("REMOVE")];
5984     }
5985
5986     NSString *title;
5987     switch ([buttons_ count]) {
5988         case 0: title = nil; break;
5989         case 1: title = [buttons_ objectAtIndex:0]; break;
5990         default: title = UCLocalize("MODIFY"); break;
5991     }
5992
5993     button_ = [[[UIBarButtonItem alloc]
5994         initWithTitle:title
5995         style:UIBarButtonItemStylePlain
5996         target:self
5997         action:@selector(customButtonClicked)
5998     ] autorelease];
5999 }
6000
6001 - (bool) isLoading {
6002     return commercial_ ? [super isLoading] : false;
6003 }
6004
6005 @end
6006 /* }}} */
6007
6008 /* Package List Controller {{{ */
6009 @interface PackageListController : CyteViewController <
6010     UITableViewDataSource,
6011     UITableViewDelegate
6012 > {
6013     _transient Database *database_;
6014     unsigned era_;
6015     _H<NSArray> packages_;
6016     _H<NSMutableArray> sections_;
6017     _H<UITableView, 2> list_;
6018     _H<NSMutableArray> index_;
6019     _H<NSMutableDictionary> indices_;
6020     _H<NSString> title_;
6021     unsigned reloading_;
6022 }
6023
6024 - (id) initWithDatabase:(Database *)database title:(NSString *)title;
6025 - (void) setDelegate:(id)delegate;
6026 - (void) resetCursor;
6027 - (void) clearData;
6028
6029 @end
6030
6031 @implementation PackageListController
6032
6033 - (bool) isSummarized {
6034     return false;
6035 }
6036
6037 - (bool) showsSections {
6038     return true;
6039 }
6040
6041 - (void) deselectWithAnimation:(BOOL)animated {
6042     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
6043 }
6044
6045 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration curve:(UIViewAnimationCurve)curve {
6046     CGRect base = [[self view] bounds];
6047     base.size.height -= bounds.size.height;
6048     base.origin = [list_ frame].origin;
6049
6050     [UIView beginAnimations:nil context:NULL];
6051     [UIView setAnimationBeginsFromCurrentState:YES];
6052     [UIView setAnimationCurve:curve];
6053     [UIView setAnimationDuration:duration];
6054     [list_ setFrame:base];
6055     [UIView commitAnimations];
6056 }
6057
6058 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration {
6059     [self resizeForKeyboardBounds:bounds duration:duration curve:UIViewAnimationCurveLinear];
6060 }
6061
6062 - (void) resizeForKeyboardBounds:(CGRect)bounds {
6063     [self resizeForKeyboardBounds:bounds duration:0];
6064 }
6065
6066 - (void) getKeyboardCurve:(UIViewAnimationCurve *)curve duration:(NSTimeInterval *)duration forNotification:(NSNotification *)notification {
6067     if (&UIKeyboardAnimationCurveUserInfoKey == NULL)
6068         *curve = UIViewAnimationCurveEaseInOut;
6069     else
6070         [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:curve];
6071
6072     if (&UIKeyboardAnimationDurationUserInfoKey == NULL)
6073         *duration = 0.3;
6074     else
6075         [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:duration];
6076 }
6077
6078 - (void) keyboardWillShow:(NSNotification *)notification {
6079     CGRect bounds;
6080     CGPoint center;
6081     [[[notification userInfo] objectForKey:UIKeyboardBoundsUserInfoKey] getValue:&bounds];
6082     [[[notification userInfo] objectForKey:UIKeyboardCenterEndUserInfoKey] getValue:&center];
6083
6084     NSTimeInterval duration;
6085     UIViewAnimationCurve curve;
6086     [self getKeyboardCurve:&curve duration:&duration forNotification:notification];
6087
6088     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);
6089     UIViewController *base = self;
6090     while ([base parentViewController] != nil)
6091         base = [base parentViewController];
6092     CGRect viewframe = [[base view] convertRect:[list_ frame] fromView:[list_ superview]];
6093     CGRect intersection = CGRectIntersection(viewframe, kbframe);
6094
6095     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
6096         intersection.size.height += CYStatusBarHeight();
6097
6098     [self resizeForKeyboardBounds:intersection duration:duration curve:curve];
6099 }
6100
6101 - (void) keyboardWillHide:(NSNotification *)notification {
6102     NSTimeInterval duration;
6103     UIViewAnimationCurve curve;
6104     [self getKeyboardCurve:&curve duration:&duration forNotification:notification];
6105
6106     [self resizeForKeyboardBounds:CGRectZero duration:duration curve:curve];
6107 }
6108
6109 - (void) viewWillAppear:(BOOL)animated {
6110     [super viewWillAppear:animated];
6111
6112     [self resizeForKeyboardBounds:CGRectZero];
6113     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillShow:) name:UIKeyboardWillShowNotification object:nil];
6114     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillHide:) name:UIKeyboardWillHideNotification object:nil];
6115 }
6116
6117 - (void) viewWillDisappear:(BOOL)animated {
6118     [super viewWillDisappear:animated];
6119
6120     [self resizeForKeyboardBounds:CGRectZero];
6121     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillShowNotification object:nil];
6122     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillHideNotification object:nil];
6123 }
6124
6125 - (void) viewDidAppear:(BOOL)animated {
6126     [super viewDidAppear:animated];
6127     [self deselectWithAnimation:animated];
6128 }
6129
6130 - (void) didSelectPackage:(Package *)package {
6131     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id]] autorelease]);
6132     [view setDelegate:delegate_];
6133     [[self navigationController] pushViewController:view animated:YES];
6134 }
6135
6136 #if TryIndexedCollation
6137 + (BOOL) hasIndexedCollation {
6138     return NO; // XXX: objc_getClass("UILocalizedIndexedCollation") != nil;
6139 }
6140 #endif
6141
6142 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
6143     NSInteger count([sections_ count]);
6144     return count == 0 ? 1 : count;
6145 }
6146
6147 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
6148     if ([sections_ count] == 0 || [[sections_ objectAtIndex:section] count] == 0)
6149         return nil;
6150     return [[sections_ objectAtIndex:section] name];
6151 }
6152
6153 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
6154     if ([sections_ count] == 0)
6155         return 0;
6156     return [[sections_ objectAtIndex:section] count];
6157 }
6158
6159 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
6160 @synchronized (database_) {
6161     if ([database_ era] != era_)
6162         return nil;
6163
6164     Section *section([sections_ objectAtIndex:[path section]]);
6165     NSInteger row([path row]);
6166     Package *package([packages_ objectAtIndex:([section row] + row)]);
6167     return [[package retain] autorelease];
6168 } }
6169
6170 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
6171     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
6172     if (cell == nil)
6173         cell = [[[PackageCell alloc] init] autorelease];
6174
6175     Package *package([database_ packageWithName:[[self packageAtIndexPath:path] id]]);
6176     [cell setPackage:package asSummary:[self isSummarized]];
6177     return cell;
6178 }
6179
6180 - (void) tableView:(UITableView *)table didSelectRowAtIndexPath:(NSIndexPath *)path {
6181     Package *package([self packageAtIndexPath:path]);
6182     package = [database_ packageWithName:[package id]];
6183     [self didSelectPackage:package];
6184 }
6185
6186 - (NSArray *) sectionIndexTitlesForTableView:(UITableView *)tableView {
6187     if (![self showsSections])
6188         return nil;
6189
6190     return index_;
6191 }
6192
6193 - (NSInteger) tableView:(UITableView *)tableView sectionForSectionIndexTitle:(NSString *)title atIndex:(NSInteger)index {
6194 #if TryIndexedCollation
6195     if ([[self class] hasIndexedCollation]) {
6196         return [[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionForSectionIndexTitleAtIndex:index];
6197     }
6198 #endif
6199
6200     return index;
6201 }
6202
6203 - (void) updateHeight {
6204     [list_ setRowHeight:([self isSummarized] ? 38 : 73)];
6205 }
6206
6207 - (id) initWithDatabase:(Database *)database title:(NSString *)title {
6208     if ((self = [super init]) != nil) {
6209         database_ = database;
6210         title_ = [title copy];
6211         [[self navigationItem] setTitle:title_];
6212     } return self;
6213 }
6214
6215 - (void) loadView {
6216     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
6217
6218     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain] autorelease];
6219     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6220     [[self view] addSubview:list_];
6221
6222     // XXX: is 20 the most optimal number here?
6223     [list_ setSectionIndexMinimumDisplayRowCount:20];
6224
6225     [(UITableView *) list_ setDataSource:self];
6226     [list_ setDelegate:self];
6227
6228     [self updateHeight];
6229 }
6230
6231 - (void) releaseSubviews {
6232     list_ = nil;
6233
6234     packages_ = nil;
6235     sections_ = nil;
6236     index_ = nil;
6237     indices_ = nil;
6238
6239     [super releaseSubviews];
6240 }
6241
6242 - (void) setDelegate:(id)delegate {
6243     delegate_ = delegate;
6244 }
6245
6246 - (bool) shouldYield {
6247     return false;
6248 }
6249
6250 - (bool) shouldBlock {
6251     return false;
6252 }
6253
6254 - (NSMutableArray *) _reloadPackages {
6255 @synchronized (database_) {
6256     era_ = [database_ era];
6257     NSArray *packages([database_ packages]);
6258
6259     return [NSMutableArray arrayWithArray:packages];
6260 } }
6261
6262 - (void) _reloadData {
6263     if (reloading_ != 0) {
6264         reloading_ = 2;
6265         return;
6266     }
6267
6268     NSArray *packages;
6269
6270     if ([self shouldYield]) {
6271         do {
6272             UIProgressHUD *hud;
6273
6274             if (![self shouldBlock])
6275                 hud = nil;
6276             else {
6277                 hud = [delegate_ addProgressHUD];
6278                 [hud setText:UCLocalize("LOADING")];
6279             }
6280
6281             reloading_ = 1;
6282             packages = [self yieldToSelector:@selector(_reloadPackages)];
6283
6284             if (hud != nil)
6285                 [delegate_ removeProgressHUD:hud];
6286         } while (reloading_ == 2);
6287
6288         reloading_ = 0;
6289     } else {
6290         packages = [self _reloadPackages];
6291     }
6292
6293     packages_ = packages;
6294
6295     indices_ = [NSMutableDictionary dictionaryWithCapacity:32];
6296     sections_ = [NSMutableArray arrayWithCapacity:16];
6297
6298     Section *section = nil;
6299
6300 #if TryIndexedCollation
6301     if ([[self class] hasIndexedCollation]) {
6302         index_ = [[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionIndexTitles];
6303
6304         id collation = [objc_getClass("UILocalizedIndexedCollation") currentCollation];
6305         NSArray *titles = [collation sectionIndexTitles];
6306         int secidx = -1;
6307
6308         _profile(PackageTable$reloadData$Section)
6309             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6310                 Package *package;
6311                 int index;
6312
6313                 _profile(PackageTable$reloadData$Section$Package)
6314                     package = [packages_ objectAtIndex:offset];
6315                     index = [collation sectionForObject:package collationStringSelector:@selector(name)];
6316                 _end
6317
6318                 while (secidx < index) {
6319                     secidx += 1;
6320
6321                     _profile(PackageTable$reloadData$Section$Allocate)
6322                         section = [[[Section alloc] initWithName:[titles objectAtIndex:secidx] row:offset localize:NO] autorelease];
6323                     _end
6324
6325                     _profile(PackageTable$reloadData$Section$Add)
6326                         [sections_ addObject:section];
6327                     _end
6328                 }
6329
6330                 [section addToCount];
6331             }
6332         _end
6333     } else
6334 #endif
6335     {
6336         index_ = [NSMutableArray arrayWithCapacity:32];
6337
6338         bool sectioned([self showsSections]);
6339         if (!sectioned) {
6340             section = [[[Section alloc] initWithName:nil localize:false] autorelease];
6341             [sections_ addObject:section];
6342         }
6343
6344         _profile(PackageTable$reloadData$Section)
6345             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6346                 Package *package;
6347                 unichar index;
6348
6349                 _profile(PackageTable$reloadData$Section$Package)
6350                     package = [packages_ objectAtIndex:offset];
6351                     index = [package index];
6352                 _end
6353
6354                 if (sectioned && (section == nil || [section index] != index)) {
6355                     _profile(PackageTable$reloadData$Section$Allocate)
6356                         section = [[[Section alloc] initWithIndex:index row:offset] autorelease];
6357                     _end
6358
6359                     [index_ addObject:[section name]];
6360                     //[indices_ setObject:[NSNumber numberForInt:[sections_ count]] forKey:index];
6361
6362                     _profile(PackageTable$reloadData$Section$Add)
6363                         [sections_ addObject:section];
6364                     _end
6365                 }
6366
6367                 [section addToCount];
6368             }
6369         _end
6370     }
6371
6372     [self updateHeight];
6373
6374     _profile(PackageTable$reloadData$List)
6375         [(UITableView *) list_ setDataSource:self];
6376         [list_ reloadData];
6377     _end
6378 }
6379
6380 - (void) reloadData {
6381     [super reloadData];
6382
6383     if ([self shouldYield])
6384         [self performSelector:@selector(_reloadData) withObject:nil afterDelay:0];
6385     else
6386         [self _reloadData];
6387 }
6388
6389 - (void) resetCursor {
6390     [list_ scrollRectToVisible:CGRectMake(0, 0, 1, 1) animated:NO];
6391 }
6392
6393 - (void) clearData {
6394     [self updateHeight];
6395
6396     [list_ setDataSource:nil];
6397     [list_ reloadData];
6398
6399     [self resetCursor];
6400 }
6401
6402 @end
6403 /* }}} */
6404 /* Filtered Package List Controller {{{ */
6405 @interface FilteredPackageListController : PackageListController {
6406     SEL filter_;
6407     IMP imp_;
6408     _H<NSObject> object_;
6409 }
6410
6411 - (void) setObject:(id)object;
6412 - (void) setObject:(id)object forFilter:(SEL)filter;
6413
6414 - (SEL) filter;
6415 - (void) setFilter:(SEL)filter;
6416
6417 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object;
6418
6419 @end
6420
6421 @implementation FilteredPackageListController
6422
6423 - (SEL) filter {
6424     return filter_;
6425 }
6426
6427 - (void) setFilter:(SEL)filter {
6428 @synchronized (self) {
6429     filter_ = filter;
6430
6431     /* XXX: this is an unsafe optimization of doomy hell */
6432     Method method(class_getInstanceMethod([Package class], filter));
6433     _assert(method != NULL);
6434     imp_ = method_getImplementation(method);
6435     _assert(imp_ != NULL);
6436 } }
6437
6438 - (void) setObject:(id)object {
6439 @synchronized (self) {
6440     object_ = object;
6441 } }
6442
6443 - (void) setObject:(id)object forFilter:(SEL)filter {
6444 @synchronized (self) {
6445     [self setFilter:filter];
6446     [self setObject:object];
6447 } }
6448
6449 - (NSMutableArray *) _reloadPackages {
6450 @synchronized (database_) {
6451     era_ = [database_ era];
6452     NSArray *packages([database_ packages]);
6453
6454     NSMutableArray *filtered([NSMutableArray arrayWithCapacity:[packages count]]);
6455
6456     IMP imp;
6457     SEL filter;
6458     _H<NSObject> object;
6459
6460     @synchronized (self) {
6461         imp = imp_;
6462         filter = filter_;
6463         object = object_;
6464     }
6465
6466     _profile(PackageTable$reloadData$Filter)
6467         for (Package *package in packages)
6468             if ([package valid] && (*reinterpret_cast<bool (*)(id, SEL, id)>(imp))(package, filter, object))
6469                 [filtered addObject:package];
6470     _end
6471
6472     return filtered;
6473 } }
6474
6475 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object {
6476     if ((self = [super initWithDatabase:database title:title]) != nil) {
6477         [self setFilter:filter];
6478         [self setObject:object];
6479     } return self;
6480 }
6481
6482 @end
6483 /* }}} */
6484
6485 /* Home Controller {{{ */
6486 @interface HomeController : CydiaWebViewController {
6487 }
6488
6489 @end
6490
6491 @implementation HomeController
6492
6493 - (id) init {
6494     if ((self = [super init]) != nil) {
6495         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/home/", UI_]]];
6496         [self reloadData];
6497     } return self;
6498 }
6499
6500 - (NSURL *) navigationURL {
6501     return [NSURL URLWithString:@"cydia://home"];
6502 }
6503
6504 - (void) didReceiveMemoryWarning {
6505 }
6506
6507 - (void) aboutButtonClicked {
6508     UIAlertView *alert([[[UIAlertView alloc] init] autorelease]);
6509
6510     [alert setTitle:UCLocalize("ABOUT_CYDIA")];
6511     [alert addButtonWithTitle:UCLocalize("CLOSE")];
6512     [alert setCancelButtonIndex:0];
6513
6514     [alert setMessage:
6515         @"Copyright \u00a9 2008-2011\n"
6516         "SaurikIT, LLC\n"
6517         "\n"
6518         "Jay Freeman (saurik)\n"
6519         "saurik@saurik.com\n"
6520         "http://www.saurik.com/"
6521     ];
6522
6523     [alert show];
6524 }
6525
6526 - (UIBarButtonItem *) leftButton {
6527     return [[[UIBarButtonItem alloc]
6528         initWithTitle:UCLocalize("ABOUT")
6529         style:UIBarButtonItemStylePlain
6530         target:self
6531         action:@selector(aboutButtonClicked)
6532     ] autorelease];
6533 }
6534
6535 @end
6536 /* }}} */
6537 /* Manage Controller {{{ */
6538 @interface ManageController : CydiaWebViewController {
6539 }
6540
6541 - (void) queueStatusDidChange;
6542
6543 @end
6544
6545 @implementation ManageController
6546
6547 - (id) init {
6548     if ((self = [super init]) != nil) {
6549         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/manage/", UI_]]];
6550     } return self;
6551 }
6552
6553 - (NSURL *) navigationURL {
6554     return [NSURL URLWithString:@"cydia://manage"];
6555 }
6556
6557 - (UIBarButtonItem *) leftButton {
6558     return [[[UIBarButtonItem alloc]
6559         initWithTitle:UCLocalize("SETTINGS")
6560         style:UIBarButtonItemStylePlain
6561         target:self
6562         action:@selector(settingsButtonClicked)
6563     ] autorelease];
6564 }
6565
6566 - (void) settingsButtonClicked {
6567     [delegate_ showSettings];
6568 }
6569
6570 - (void) queueButtonClicked {
6571     [delegate_ queue];
6572 }
6573
6574 - (UIBarButtonItem *) customButton {
6575     return Queuing_ ? [[[UIBarButtonItem alloc]
6576         initWithTitle:UCLocalize("QUEUE")
6577         style:UIBarButtonItemStyleDone
6578         target:self
6579         action:@selector(queueButtonClicked)
6580     ] autorelease] : [super customButton];
6581 }
6582
6583 - (void) queueStatusDidChange {
6584     [self applyRightButton];
6585 }
6586
6587 - (bool) isLoading {
6588     return !Queuing_ && [super isLoading];
6589 }
6590
6591 @end
6592 /* }}} */
6593
6594 /* Refresh Bar {{{ */
6595 @interface RefreshBar : UINavigationBar {
6596     _H<UIProgressIndicator> indicator_;
6597     _H<UITextLabel> prompt_;
6598     _H<UIProgressBar> progress_;
6599     _H<UINavigationButton> cancel_;
6600 }
6601
6602 @end
6603
6604 @implementation RefreshBar
6605
6606 - (void) positionViews {
6607     CGRect frame = [cancel_ frame];
6608     frame.size = [cancel_ sizeThatFits:frame.size];
6609     frame.origin.x = [self frame].size.width - frame.size.width - 5;
6610     frame.origin.y = ([self frame].size.height - frame.size.height) / 2;
6611     [cancel_ setFrame:frame];
6612
6613     CGSize prgsize = {75, 100};
6614     CGRect prgrect = {{
6615         [self frame].size.width - prgsize.width - 10,
6616         ([self frame].size.height - prgsize.height) / 2
6617     } , prgsize};
6618     [progress_ setFrame:prgrect];
6619
6620     CGSize indsize([UIProgressIndicator defaultSizeForStyle:[indicator_ activityIndicatorViewStyle]]);
6621     unsigned indoffset = ([self frame].size.height - indsize.height) / 2;
6622     CGRect indrect = {{indoffset, indoffset}, indsize};
6623     [indicator_ setFrame:indrect];
6624
6625     CGSize prmsize = {215, indsize.height + 4};
6626     CGRect prmrect = {{
6627         indoffset * 2 + indsize.width,
6628         unsigned([self frame].size.height - prmsize.height) / 2 - 1
6629     }, prmsize};
6630     [prompt_ setFrame:prmrect];
6631 }
6632
6633 - (void) setFrame:(CGRect)frame {
6634     [super setFrame:frame];
6635     [self positionViews];
6636 }
6637
6638 - (id) initWithFrame:(CGRect)frame delegate:(id)delegate {
6639     if ((self = [super initWithFrame:frame]) != nil) {
6640         [self setAutoresizingMask:UIViewAutoresizingFlexibleWidth];
6641
6642         [self setBarStyle:UIBarStyleBlack];
6643
6644         UIBarStyle barstyle([self _barStyle:NO]);
6645         bool ugly(barstyle == UIBarStyleDefault);
6646
6647         UIProgressIndicatorStyle style = ugly ?
6648             UIProgressIndicatorStyleMediumBrown :
6649             UIProgressIndicatorStyleMediumWhite;
6650
6651         indicator_ = [[[UIProgressIndicator alloc] initWithFrame:CGRectZero] autorelease];
6652         [(UIProgressIndicator *) indicator_ setStyle:style];
6653         [indicator_ startAnimation];
6654         [self addSubview:indicator_];
6655
6656         prompt_ = [[[UITextLabel alloc] initWithFrame:CGRectZero] autorelease];
6657         [prompt_ setColor:[UIColor colorWithCGColor:(ugly ? Blueish_ : Off_)]];
6658         [prompt_ setBackgroundColor:[UIColor clearColor]];
6659         [prompt_ setFont:[UIFont systemFontOfSize:15]];
6660         [self addSubview:prompt_];
6661
6662         progress_ = [[[UIProgressBar alloc] initWithFrame:CGRectZero] autorelease];
6663         [progress_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleLeftMargin];
6664         [(UIProgressBar *) progress_ setStyle:0];
6665         [self addSubview:progress_];
6666
6667         cancel_ = [[[UINavigationButton alloc] initWithTitle:UCLocalize("CANCEL") style:UINavigationButtonStyleHighlighted] autorelease];
6668         [cancel_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
6669         [cancel_ addTarget:delegate action:@selector(cancelPressed) forControlEvents:UIControlEventTouchUpInside];
6670         [cancel_ setBarStyle:barstyle];
6671
6672         [self positionViews];
6673     } return self;
6674 }
6675
6676 - (void) setCancellable:(bool)cancellable {
6677     if (cancellable)
6678         [self addSubview:cancel_];
6679     else
6680         [cancel_ removeFromSuperview];
6681 }
6682
6683 - (void) start {
6684     [prompt_ setText:UCLocalize("UPDATING_DATABASE")];
6685     [progress_ setProgress:0];
6686 }
6687
6688 - (void) stop {
6689     [self setCancellable:NO];
6690 }
6691
6692 - (void) setPrompt:(NSString *)prompt {
6693     [prompt_ setText:prompt];
6694 }
6695
6696 - (void) setProgress:(float)progress {
6697     [progress_ setProgress:progress];
6698 }
6699
6700 @end
6701 /* }}} */
6702
6703 /* Cydia Navigation Controller Interface {{{ */
6704 @interface UINavigationController (Cydia)
6705
6706 - (NSArray *) navigationURLCollection;
6707 - (void) unloadData;
6708
6709 @end
6710 /* }}} */
6711
6712 /* Cydia Tab Bar Controller {{{ */
6713 @interface CYTabBarController : UITabBarController <
6714     UITabBarControllerDelegate,
6715     ProgressDelegate
6716 > {
6717     _transient Database *database_;
6718     _H<RefreshBar, 1> refreshbar_;
6719
6720     bool dropped_;
6721     bool updating_;
6722     // XXX: ok, "updatedelegate_"?...
6723     _transient NSObject<CydiaDelegate> *updatedelegate_;
6724
6725     _H<UIViewController> remembered_;
6726     _transient UIViewController *transient_;
6727 }
6728
6729 - (NSArray *) navigationURLCollection;
6730 - (void) dropBar:(BOOL)animated;
6731 - (void) beginUpdate;
6732 - (void) raiseBar:(BOOL)animated;
6733 - (BOOL) updating;
6734 - (void) unloadData;
6735
6736 @end
6737
6738 @implementation CYTabBarController
6739
6740 - (void) setUnselectedViewController:(UIViewController *)transient {
6741     NSMutableArray *controllers = [[self viewControllers] mutableCopy];
6742     if (transient != nil) {
6743         if (transient_ == nil)
6744             remembered_ = [controllers objectAtIndex:0];
6745         transient_ = transient;
6746         [transient_ setTabBarItem:[remembered_ tabBarItem]];
6747         [controllers replaceObjectAtIndex:0 withObject:transient_];
6748         [self setSelectedIndex:0];
6749         [self setViewControllers:controllers];
6750         [self concealTabBarSelection];
6751     } else if (remembered_ != nil) {
6752         [remembered_ setTabBarItem:[transient_ tabBarItem]];
6753         transient_ = transient;
6754         [controllers replaceObjectAtIndex:0 withObject:remembered_];
6755         remembered_ = nil;
6756         [self setViewControllers:controllers];
6757         [self revealTabBarSelection];
6758     }
6759 }
6760
6761 - (UIViewController *) unselectedViewController {
6762     return transient_;
6763 }
6764
6765 - (void) tabBarController:(UITabBarController *)tabBarController didSelectViewController:(UIViewController *)viewController {
6766     if ([self unselectedViewController])
6767         [self setUnselectedViewController:nil];
6768 }
6769
6770 - (NSArray *) navigationURLCollection {
6771     NSMutableArray *items([NSMutableArray array]);
6772
6773     // XXX: Should this deal with transient view controllers?
6774     for (id navigation in [self viewControllers]) {
6775         NSArray *stack = [navigation performSelector:@selector(navigationURLCollection)];
6776         if (stack != nil)
6777             [items addObject:stack];
6778     }
6779
6780     return items;
6781 }
6782
6783 - (void) dismissModalViewControllerAnimated:(BOOL)animated {
6784     if ([self modalViewController] == nil && [self unselectedViewController] != nil)
6785         [self setUnselectedViewController:nil];
6786     else
6787         [super dismissModalViewControllerAnimated:YES];
6788 }
6789
6790 - (void) unloadData {
6791     [super unloadData];
6792
6793     for (UINavigationController *controller in [self viewControllers])
6794         [controller unloadData];
6795
6796     if (UIViewController *selected = [self selectedViewController])
6797         [selected reloadData];
6798
6799     if (UIViewController *unselected = [self unselectedViewController]) {
6800         [unselected unloadData];
6801         [unselected reloadData];
6802     }
6803 }
6804
6805 - (void) dealloc {
6806     [[NSNotificationCenter defaultCenter] removeObserver:self];
6807
6808     [super dealloc];
6809 }
6810
6811 - (id) initWithDatabase:(Database *)database {
6812     if ((self = [super init]) != nil) {
6813         database_ = database;
6814         [self setDelegate:self];
6815
6816         [[self view] setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6817         [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(statusBarFrameChanged:) name:UIApplicationDidChangeStatusBarFrameNotification object:nil];
6818
6819         refreshbar_ = [[[RefreshBar alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, [UINavigationBar defaultSize].height) delegate:self] autorelease];
6820     } return self;
6821 }
6822
6823 - (void) setUpdate:(NSDate *)date {
6824     [self beginUpdate];
6825 }
6826
6827 - (void) beginUpdate {
6828     [(RefreshBar *) refreshbar_ start];
6829     [self dropBar:YES];
6830
6831     [updatedelegate_ retainNetworkActivityIndicator];
6832     updating_ = true;
6833
6834     [NSThread
6835         detachNewThreadSelector:@selector(performUpdate)
6836         toTarget:self
6837         withObject:nil
6838     ];
6839 }
6840
6841 - (void) performUpdate {
6842     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
6843
6844     Status status;
6845     status.setDelegate(self);
6846     [database_ updateWithStatus:status];
6847
6848     [self
6849         performSelectorOnMainThread:@selector(completeUpdate)
6850         withObject:nil
6851         waitUntilDone:NO
6852     ];
6853
6854     [pool release];
6855 }
6856
6857 - (void) stopUpdateWithSelector:(SEL)selector {
6858     updating_ = false;
6859     [updatedelegate_ releaseNetworkActivityIndicator];
6860
6861     [self raiseBar:YES];
6862     [refreshbar_ stop];
6863
6864     [updatedelegate_ performSelector:selector withObject:nil afterDelay:0];
6865 }
6866
6867 - (void) completeUpdate {
6868     if (!updating_)
6869         return;
6870     [self stopUpdateWithSelector:@selector(reloadData)];
6871 }
6872
6873 - (void) cancelUpdate {
6874     [self stopUpdateWithSelector:@selector(updateData)];
6875 }
6876
6877 - (void) cancelPressed {
6878     [self cancelUpdate];
6879 }
6880
6881 - (BOOL) updating {
6882     return updating_;
6883 }
6884
6885 - (void) addProgressEvent:(CydiaProgressEvent *)event {
6886     [refreshbar_ setPrompt:[event compoundMessage]];
6887 }
6888
6889 - (bool) isProgressCancelled {
6890     return !updating_;
6891 }
6892
6893 - (void) setProgressCancellable:(NSNumber *)cancellable {
6894     [refreshbar_ setCancellable:(updating_ && [cancellable boolValue])];
6895 }
6896
6897 - (void) setProgressPercent:(NSNumber *)percent {
6898     [refreshbar_ setProgress:[percent floatValue]];
6899 }
6900
6901 - (void) setProgressStatus:(NSDictionary *)status {
6902     if (status != nil)
6903         [self setProgressPercent:[status objectForKey:@"Percent"]];
6904 }
6905
6906 - (void) setUpdateDelegate:(id)delegate {
6907     updatedelegate_ = delegate;
6908 }
6909
6910 - (UIView *) transitionView {
6911     if ([self respondsToSelector:@selector(_transitionView)])
6912         return [self _transitionView];
6913     else
6914         return MSHookIvar<id>(self, "_viewControllerTransitionView");
6915 }
6916
6917 - (void) dropBar:(BOOL)animated {
6918     if (dropped_)
6919         return;
6920     dropped_ = true;
6921
6922     UIView *transition([self transitionView]);
6923     [[self view] addSubview:refreshbar_];
6924
6925     CGRect barframe([refreshbar_ frame]);
6926
6927     if (kCFCoreFoundationVersionNumber >= kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
6928         barframe.origin.y = CYStatusBarHeight();
6929     else
6930         barframe.origin.y = 0;
6931
6932     [refreshbar_ setFrame:barframe];
6933
6934     if (animated)
6935         [UIView beginAnimations:nil context:NULL];
6936
6937     CGRect viewframe = [transition frame];
6938     viewframe.origin.y += barframe.size.height;
6939     viewframe.size.height -= barframe.size.height;
6940     [transition setFrame:viewframe];
6941
6942     if (animated)
6943         [UIView commitAnimations];
6944
6945     // Ensure bar has the proper width for our view, it might have changed
6946     barframe.size.width = viewframe.size.width;
6947     [refreshbar_ setFrame:barframe];
6948 }
6949
6950 - (void) raiseBar:(BOOL)animated {
6951     if (!dropped_)
6952         return;
6953     dropped_ = false;
6954
6955     UIView *transition([self transitionView]);
6956     [refreshbar_ removeFromSuperview];
6957
6958     CGRect barframe([refreshbar_ frame]);
6959
6960     if (animated)
6961         [UIView beginAnimations:nil context:NULL];
6962
6963     CGRect viewframe = [transition frame];
6964     viewframe.origin.y -= barframe.size.height;
6965     viewframe.size.height += barframe.size.height;
6966     [transition setFrame:viewframe];
6967
6968     if (animated)
6969         [UIView commitAnimations];
6970 }
6971
6972 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
6973     bool dropped(dropped_);
6974
6975     if (dropped)
6976         [self raiseBar:NO];
6977
6978     [super didRotateFromInterfaceOrientation:fromInterfaceOrientation];
6979
6980     if (dropped)
6981         [self dropBar:NO];
6982 }
6983
6984 - (void) statusBarFrameChanged:(NSNotification *)notification {
6985     if (dropped_) {
6986         [self raiseBar:NO];
6987         [self dropBar:NO];
6988     }
6989 }
6990
6991 @end
6992 /* }}} */
6993
6994 /* Cydia Navigation Controller Implementation {{{ */
6995 @implementation UINavigationController (Cydia)
6996
6997 - (NSArray *) navigationURLCollection {
6998     NSMutableArray *stack([NSMutableArray array]);
6999
7000     for (CyteViewController *controller in [self viewControllers]) {
7001         NSString *url = [[controller navigationURL] absoluteString];
7002         if (url != nil)
7003             [stack addObject:url];
7004     }
7005
7006     return stack;
7007 }
7008
7009 - (void) reloadData {
7010     [super reloadData];
7011
7012     UIViewController *visible([self visibleViewController]);
7013     if (visible != nil)
7014         [visible reloadData];
7015
7016     // on the iPad, this view controller is ALSO visible. :(
7017     if (IsWildcat_)
7018         if (UIViewController *top = [self topViewController])
7019             if (top != visible)
7020                 [top reloadData];
7021 }
7022
7023 - (void) unloadData {
7024     for (CyteViewController *page in [self viewControllers])
7025         [page unloadData];
7026
7027     [super unloadData];
7028 }
7029
7030 @end
7031 /* }}} */
7032
7033 /* Cydia:// Protocol {{{ */
7034 @interface CydiaURLProtocol : NSURLProtocol {
7035 }
7036
7037 @end
7038
7039 @implementation CydiaURLProtocol
7040
7041 + (BOOL) canInitWithRequest:(NSURLRequest *)request {
7042     NSURL *url([request URL]);
7043     if (url == nil)
7044         return NO;
7045
7046     NSString *scheme([[url scheme] lowercaseString]);
7047     if (scheme != nil && [scheme isEqualToString:@"cydia"])
7048         return YES;
7049     if ([[url absoluteString] hasPrefix:@"about:cydia-"])
7050         return YES;
7051
7052     return NO;
7053 }
7054
7055 + (NSURLRequest *) canonicalRequestForRequest:(NSURLRequest *)request {
7056     return request;
7057 }
7058
7059 - (void) _returnPNGWithImage:(UIImage *)icon forRequest:(NSURLRequest *)request {
7060     id<NSURLProtocolClient> client([self client]);
7061     if (icon == nil)
7062         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorFileDoesNotExist userInfo:nil]];
7063     else {
7064         NSData *data(UIImagePNGRepresentation(icon));
7065
7066         NSURLResponse *response([[[NSURLResponse alloc] initWithURL:[request URL] MIMEType:@"image/png" expectedContentLength:-1 textEncodingName:nil] autorelease]);
7067         [client URLProtocol:self didReceiveResponse:response cacheStoragePolicy:NSURLCacheStorageNotAllowed];
7068         [client URLProtocol:self didLoadData:data];
7069         [client URLProtocolDidFinishLoading:self];
7070     }
7071 }
7072
7073 - (void) startLoading {
7074     id<NSURLProtocolClient> client([self client]);
7075     NSURLRequest *request([self request]);
7076
7077     NSURL *url([request URL]);
7078     NSString *href([url absoluteString]);
7079     NSString *scheme([[url scheme] lowercaseString]);
7080
7081     NSString *path;
7082
7083     if ([scheme isEqualToString:@"cydia"])
7084         path = [href substringFromIndex:8];
7085     else if ([scheme isEqualToString:@"about"])
7086         path = [href substringFromIndex:12];
7087     else _assert(false);
7088
7089     NSRange slash([path rangeOfString:@"/"]);
7090
7091     NSString *command;
7092     if (slash.location == NSNotFound) {
7093         command = path;
7094         path = nil;
7095     } else {
7096         command = [path substringToIndex:slash.location];
7097         path = [path substringFromIndex:(slash.location + 1)];
7098     }
7099
7100     Database *database([Database sharedInstance]);
7101
7102     if ([command isEqualToString:@"package-icon"]) {
7103         if (path == nil)
7104             goto fail;
7105         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7106         Package *package([database packageWithName:path]);
7107         if (package == nil)
7108             goto fail;
7109         [package parse];
7110         UIImage *icon([package icon]);
7111         [self _returnPNGWithImage:icon forRequest:request];
7112     } else if ([command isEqualToString:@"uikit-image"]) {
7113         if (path == nil)
7114             goto fail;
7115         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7116         UIImage *icon(_UIImageWithName(path));
7117         [self _returnPNGWithImage:icon forRequest:request];
7118     } else if ([command isEqualToString:@"section-icon"]) {
7119         if (path == nil)
7120             goto fail;
7121         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7122         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, [path stringByReplacingOccurrencesOfString:@" " withString:@"_"]]]);
7123         if (icon == nil)
7124             icon = [UIImage applicationImageNamed:@"unknown.png"];
7125         [self _returnPNGWithImage:icon forRequest:request];
7126     } else fail: {
7127         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorResourceUnavailable userInfo:nil]];
7128     }
7129 }
7130
7131 - (void) stopLoading {
7132 }
7133
7134 @end
7135 /* }}} */
7136
7137 /* Section Controller {{{ */
7138 @interface SectionController : FilteredPackageListController {
7139     _H<NSString> section_;
7140 }
7141
7142 - (id) initWithDatabase:(Database *)database section:(NSString *)section;
7143
7144 @end
7145
7146 @implementation SectionController
7147
7148 - (NSURL *) navigationURL {
7149     NSString *name = section_;
7150     if (name == nil)
7151         name = @"all";
7152
7153     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sections/%@", name]];
7154 }
7155
7156 - (id) initWithDatabase:(Database *)database section:(NSString *)name {
7157     NSString *title;
7158     if (name == nil)
7159         title = UCLocalize("ALL_PACKAGES");
7160     else if (![name isEqual:@""])
7161         title = [[NSBundle mainBundle] localizedStringForKey:Simplify(name) value:nil table:@"Sections"];
7162     else
7163         title = UCLocalize("NO_SECTION");
7164
7165     if ((self = [super initWithDatabase:database title:title filter:@selector(isVisibleInSection:) with:name]) != nil) {
7166         section_ = name;
7167     } return self;
7168 }
7169
7170 @end
7171 /* }}} */
7172 /* Sections Controller {{{ */
7173 @interface SectionsController : CyteViewController <
7174     UITableViewDataSource,
7175     UITableViewDelegate
7176 > {
7177     _transient Database *database_;
7178     _H<NSMutableArray> sections_;
7179     _H<NSMutableArray> filtered_;
7180     _H<UITableView, 2> list_;
7181 }
7182
7183 - (id) initWithDatabase:(Database *)database;
7184 - (void) editButtonClicked;
7185
7186 @end
7187
7188 @implementation SectionsController
7189
7190 - (NSURL *) navigationURL {
7191     return [NSURL URLWithString:@"cydia://sections"];
7192 }
7193
7194 - (void) updateNavigationItem {
7195     [[self navigationItem] setTitle:[self isEditing] ? UCLocalize("SECTION_VISIBILITY") : UCLocalize("SECTIONS")];
7196     if ([sections_ count] == 0) {
7197         [[self navigationItem] setRightBarButtonItem:nil];
7198     } else {
7199         [[self navigationItem] setRightBarButtonItem:[[UIBarButtonItem alloc]
7200             initWithBarButtonSystemItem:([self isEditing] ? UIBarButtonSystemItemDone : UIBarButtonSystemItemEdit)
7201             target:self
7202             action:@selector(editButtonClicked)
7203         ] animated:([[self navigationItem] rightBarButtonItem] != nil)];
7204     }
7205 }
7206
7207 - (void) setEditing:(BOOL)editing animated:(BOOL)animated {
7208     [super setEditing:editing animated:animated];
7209
7210     if (editing)
7211         [list_ reloadData];
7212     else
7213         [delegate_ updateData];
7214
7215     [self updateNavigationItem];
7216 }
7217
7218 - (void) viewDidAppear:(BOOL)animated {
7219     [super viewDidAppear:animated];
7220     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7221 }
7222
7223 - (void) viewWillDisappear:(BOOL)animated {
7224     [super viewWillDisappear:animated];
7225     if ([self isEditing]) [self setEditing:NO];
7226 }
7227
7228 - (Section *) sectionAtIndexPath:(NSIndexPath *)indexPath {
7229     Section *section = nil;
7230     int index = [indexPath row];
7231     if (![self isEditing]) {
7232         index -= 1;
7233         if (index >= 0)
7234             section = [filtered_ objectAtIndex:index];
7235     } else {
7236         section = [sections_ objectAtIndex:index];
7237     }
7238     return section;
7239 }
7240
7241 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7242     if ([self isEditing])
7243         return [sections_ count];
7244     else
7245         return [filtered_ count] + 1;
7246 }
7247
7248 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
7249     return 45.0f;
7250 }*/
7251
7252 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7253     static NSString *reuseIdentifier = @"SectionCell";
7254
7255     SectionCell *cell = (SectionCell *)[tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
7256     if (cell == nil)
7257         cell = [[[SectionCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
7258
7259     [cell setSection:[self sectionAtIndexPath:indexPath] editing:[self isEditing]];
7260
7261     return cell;
7262 }
7263
7264 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
7265     if ([self isEditing])
7266         return;
7267
7268     Section *section = [self sectionAtIndexPath:indexPath];
7269
7270     SectionController *controller = [[[SectionController alloc]
7271         initWithDatabase:database_
7272         section:[section name]
7273     ] autorelease];
7274     [controller setDelegate:delegate_];
7275
7276     [[self navigationController] pushViewController:controller animated:YES];
7277 }
7278
7279 - (void) loadView {
7280     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7281
7282     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds]] autorelease];
7283     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7284     [list_ setRowHeight:45.0f];
7285     [(UITableView *) list_ setDataSource:self];
7286     [list_ setDelegate:self];
7287     [[self view] addSubview:list_];
7288 }
7289
7290 - (void) viewDidLoad {
7291     [super viewDidLoad];
7292
7293     [[self navigationItem] setTitle:UCLocalize("SECTIONS")];
7294 }
7295
7296 - (void) releaseSubviews {
7297     list_ = nil;
7298
7299     sections_ = nil;
7300     filtered_ = nil;
7301
7302     [super releaseSubviews];
7303 }
7304
7305 - (id) initWithDatabase:(Database *)database {
7306     if ((self = [super init]) != nil) {
7307         database_ = database;
7308     } return self;
7309 }
7310
7311 - (void) reloadData {
7312     [super reloadData];
7313
7314     NSArray *packages = [database_ packages];
7315
7316     sections_ = [NSMutableArray arrayWithCapacity:16];
7317     filtered_ = [NSMutableArray arrayWithCapacity:16];
7318
7319     NSMutableDictionary *sections([NSMutableDictionary dictionaryWithCapacity:32]);
7320
7321     _trace();
7322     for (Package *package in packages) {
7323         NSString *name([package section]);
7324         NSString *key(name == nil ? @"" : name);
7325
7326         Section *section;
7327
7328         _profile(SectionsView$reloadData$Section)
7329             section = [sections objectForKey:key];
7330             if (section == nil) {
7331                 _profile(SectionsView$reloadData$Section$Allocate)
7332                     section = [[[Section alloc] initWithName:key localize:YES] autorelease];
7333                     [sections setObject:section forKey:key];
7334                 _end
7335             }
7336         _end
7337
7338         [section addToCount];
7339
7340         _profile(SectionsView$reloadData$Filter)
7341             if (![package valid] || ![package visible])
7342                 continue;
7343         _end
7344
7345         [section addToRow];
7346     }
7347     _trace();
7348
7349     [sections_ addObjectsFromArray:[sections allValues]];
7350
7351     [sections_ sortUsingSelector:@selector(compareByLocalized:)];
7352
7353     for (Section *section in (id) sections_) {
7354         size_t count([section row]);
7355         if (count == 0)
7356             continue;
7357
7358         section = [[[Section alloc] initWithName:[section name] localized:[section localized]] autorelease];
7359         [section setCount:count];
7360         [filtered_ addObject:section];
7361     }
7362
7363     [self updateNavigationItem];
7364     [list_ reloadData];
7365     _trace();
7366 }
7367
7368 - (void) editButtonClicked {
7369     [self setEditing:![self isEditing] animated:YES];
7370 }
7371
7372 @end
7373 /* }}} */
7374
7375 /* Changes Controller {{{ */
7376 @interface ChangesController : CyteViewController <
7377     UITableViewDataSource,
7378     UITableViewDelegate
7379 > {
7380     _transient Database *database_;
7381     unsigned era_;
7382     _H<NSArray> packages_;
7383     _H<NSMutableArray> sections_;
7384     _H<UITableView, 2> list_;
7385     unsigned upgrades_;
7386 }
7387
7388 - (id) initWithDatabase:(Database *)database;
7389
7390 @end
7391
7392 @implementation ChangesController
7393
7394 - (NSURL *) navigationURL {
7395     return [NSURL URLWithString:@"cydia://changes"];
7396 }
7397
7398 - (void) viewDidAppear:(BOOL)animated {
7399     [super viewDidAppear:animated];
7400     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7401 }
7402
7403 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
7404     NSInteger count([sections_ count]);
7405     return count == 0 ? 1 : count;
7406 }
7407
7408 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
7409     if ([sections_ count] == 0)
7410         return nil;
7411     return [[sections_ objectAtIndex:section] name];
7412 }
7413
7414 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
7415     if ([sections_ count] == 0)
7416         return 0;
7417     return [[sections_ objectAtIndex:section] count];
7418 }
7419
7420 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
7421 @synchronized (database_) {
7422     if ([database_ era] != era_)
7423         return nil;
7424
7425     NSUInteger sectionIndex([path section]);
7426     if (sectionIndex >= [sections_ count])
7427         return nil;
7428     Section *section([sections_ objectAtIndex:sectionIndex]);
7429     NSInteger row([path row]);
7430     return [[[packages_ objectAtIndex:([section row] + row)] retain] autorelease];
7431 } }
7432
7433 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
7434     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
7435     if (cell == nil)
7436         cell = [[[PackageCell alloc] init] autorelease];
7437
7438     Package *package([database_ packageWithName:[[self packageAtIndexPath:path] id]]);
7439     [cell setPackage:package asSummary:false];
7440     return cell;
7441 }
7442
7443 - (NSIndexPath *) tableView:(UITableView *)table willSelectRowAtIndexPath:(NSIndexPath *)path {
7444     Package *package([self packageAtIndexPath:path]);
7445     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id]] autorelease]);
7446     [view setDelegate:delegate_];
7447     [[self navigationController] pushViewController:view animated:YES];
7448     return path;
7449 }
7450
7451 - (void) refreshButtonClicked {
7452     [delegate_ beginUpdate];
7453     [[self navigationItem] setLeftBarButtonItem:nil animated:YES];
7454 }
7455
7456 - (void) upgradeButtonClicked {
7457     [delegate_ distUpgrade];
7458     [[self navigationItem] setRightBarButtonItem:nil animated:YES];
7459 }
7460
7461 - (void) loadView {
7462     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7463
7464     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain] autorelease];
7465     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7466     [list_ setRowHeight:73];
7467     [(UITableView *) list_ setDataSource:self];
7468     [list_ setDelegate:self];
7469     [[self view] addSubview:list_];
7470 }
7471
7472 - (void) viewDidLoad {
7473     [super viewDidLoad];
7474
7475     [[self navigationItem] setTitle:UCLocalize("CHANGES")];
7476 }
7477
7478 - (void) releaseSubviews {
7479     list_ = nil;
7480
7481     packages_ = nil;
7482     sections_ = nil;
7483
7484     [super releaseSubviews];
7485 }
7486
7487 - (id) initWithDatabase:(Database *)database {
7488     if ((self = [super init]) != nil) {
7489         database_ = database;
7490     } return self;
7491 }
7492
7493 - (NSMutableArray *) _reloadPackages {
7494 @synchronized (database_) {
7495     era_ = [database_ era];
7496     NSArray *packages([database_ packages]);
7497
7498     NSMutableArray *filtered([NSMutableArray arrayWithCapacity:[packages count]]);
7499
7500     _trace();
7501     _profile(ChangesController$_reloadPackages$Filter)
7502         for (Package *package in packages)
7503             if ([package upgradableAndEssential:YES] || [package visible])
7504                 CFArrayAppendValue((CFMutableArrayRef) filtered, package);
7505     _end
7506     _trace();
7507     _profile(ChangesController$_reloadPackages$radixSort)
7508         [filtered radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackageChangesRadix) withContext:NULL];
7509     _end
7510     _trace();
7511
7512     return filtered;
7513 } }
7514
7515 - (void) _reloadData {
7516     NSArray *packages;
7517
7518   reload:
7519     if (true) {
7520         UIProgressHUD *hud([delegate_ addProgressHUD]);
7521         [hud setText:UCLocalize("LOADING")];
7522         //NSLog(@"HUD:%@::%@", delegate_, hud);
7523         packages = [self yieldToSelector:@selector(_reloadPackages)];
7524         [delegate_ removeProgressHUD:hud];
7525     } else {
7526         packages = [self _reloadPackages];
7527     }
7528
7529 @synchronized (database_) {
7530     if (era_ != [database_ era])
7531         goto reload;
7532
7533     packages_ = packages;
7534     sections_ = [NSMutableArray arrayWithCapacity:16];
7535
7536     Section *upgradable = [[[Section alloc] initWithName:UCLocalize("AVAILABLE_UPGRADES") localize:NO] autorelease];
7537     Section *ignored = nil;
7538     Section *section = nil;
7539     time_t last = 0;
7540
7541     upgrades_ = 0;
7542     bool unseens = false;
7543
7544     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle));
7545
7546     for (size_t offset = 0, count = [packages_ count]; offset != count; ++offset) {
7547         Package *package = [packages_ objectAtIndex:offset];
7548
7549         BOOL uae = [package upgradableAndEssential:YES];
7550
7551         if (!uae) {
7552             unseens = true;
7553             time_t seen([package seen]);
7554
7555             if (section == nil || last != seen) {
7556                 last = seen;
7557
7558                 NSString *name;
7559                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:seen]);
7560                 [name autorelease];
7561
7562                 _profile(ChangesController$reloadData$Allocate)
7563                     name = [NSString stringWithFormat:UCLocalize("NEW_AT"), name];
7564                     section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
7565                     [sections_ addObject:section];
7566                 _end
7567             }
7568
7569             [section addToCount];
7570         } else if ([package ignored]) {
7571             if (ignored == nil) {
7572                 ignored = [[[Section alloc] initWithName:UCLocalize("IGNORED_UPGRADES") row:offset localize:NO] autorelease];
7573             }
7574             [ignored addToCount];
7575         } else {
7576             ++upgrades_;
7577             [upgradable addToCount];
7578         }
7579     }
7580     _trace();
7581
7582     CFRelease(formatter);
7583
7584     if (unseens) {
7585         Section *last = [sections_ lastObject];
7586         size_t count = [last count];
7587         [packages_ removeObjectsInRange:NSMakeRange([packages_ count] - count, count)];
7588         [sections_ removeLastObject];
7589     }
7590
7591     if ([ignored count] != 0)
7592         [sections_ insertObject:ignored atIndex:0];
7593     if (upgrades_ != 0)
7594         [sections_ insertObject:upgradable atIndex:0];
7595
7596     [list_ reloadData];
7597
7598     [[self navigationItem] setRightBarButtonItem:(upgrades_ == 0 ? nil : [[[UIBarButtonItem alloc]
7599         initWithTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("UPGRADE"), [NSString stringWithFormat:@"%u", upgrades_]]
7600         style:UIBarButtonItemStylePlain
7601         target:self
7602         action:@selector(upgradeButtonClicked)
7603     ] autorelease]) animated:YES];
7604
7605     [[self navigationItem] setLeftBarButtonItem:([delegate_ updating] ? nil : [[[UIBarButtonItem alloc]
7606         initWithTitle:UCLocalize("REFRESH")
7607         style:UIBarButtonItemStylePlain
7608         target:self
7609         action:@selector(refreshButtonClicked)
7610     ] autorelease]) animated:YES];
7611
7612     PrintTimes();
7613 } }
7614
7615 - (void) reloadData {
7616     [super reloadData];
7617     [self performSelector:@selector(_reloadData) withObject:nil afterDelay:0];
7618 }
7619
7620 @end
7621 /* }}} */
7622 /* Search Controller {{{ */
7623 @interface SearchController : FilteredPackageListController <
7624     UISearchBarDelegate
7625 > {
7626     _H<UISearchBar, 1> search_;
7627     BOOL searchloaded_;
7628 }
7629
7630 - (id) initWithDatabase:(Database *)database query:(NSString *)query;
7631 - (void) reloadData;
7632
7633 @end
7634
7635 @implementation SearchController
7636
7637 - (NSURL *) navigationURL {
7638     if ([search_ text] == nil || [[search_ text] isEqualToString:@""])
7639         return [NSURL URLWithString:@"cydia://search"];
7640     else
7641         return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://search/%@", [search_ text]]];
7642 }
7643
7644 - (void) useSearch {
7645     [self setObject:[[search_ text] componentsSeparatedByString:@" "] forFilter:@selector(isUnfilteredAndSearchedForBy:)];
7646     [self clearData];
7647     [self reloadData];
7648 }
7649
7650 - (void) viewWillAppear:(BOOL)animated {
7651     [super viewWillAppear:animated];
7652
7653     if ([self filter] == @selector(isUnfilteredAndSelectedForBy:))
7654         [self useSearch];
7655 }
7656
7657 - (void) searchBarTextDidBeginEditing:(UISearchBar *)searchBar {
7658     [self setObject:[search_ text] forFilter:@selector(isUnfilteredAndSelectedForBy:)];
7659     [self clearData];
7660     [self reloadData];
7661 }
7662
7663 - (void) searchBarButtonClicked:(UISearchBar *)searchBar {
7664     [search_ resignFirstResponder];
7665     [self useSearch];
7666 }
7667
7668 - (void) searchBarCancelButtonClicked:(UISearchBar *)searchBar {
7669     [search_ setText:@""];
7670     [self searchBarButtonClicked:searchBar];
7671 }
7672
7673 - (void) searchBarSearchButtonClicked:(UISearchBar *)searchBar {
7674     [self searchBarButtonClicked:searchBar];
7675 }
7676
7677 - (void) searchBar:(UISearchBar *)searchBar textDidChange:(NSString *)text {
7678     [self setObject:text forFilter:@selector(isUnfilteredAndSelectedForBy:)];
7679     [self reloadData];
7680 }
7681
7682 - (bool) shouldYield {
7683     return YES;
7684 }
7685
7686 - (bool) shouldBlock {
7687     return [self filter] == @selector(isUnfilteredAndSearchedForBy:);
7688 }
7689
7690 - (bool) isSummarized {
7691     return [self filter] == @selector(isUnfilteredAndSelectedForBy:);
7692 }
7693
7694 - (bool) showsSections {
7695     return false;
7696 }
7697
7698 - (NSMutableArray *) _reloadPackages {
7699     NSMutableArray *packages([super _reloadPackages]);
7700     if ([self filter] == @selector(isUnfilteredAndSearchedForBy:))
7701         [packages radixSortUsingSelector:@selector(rank)];
7702     return packages;
7703 }
7704
7705 - (id) initWithDatabase:(Database *)database query:(NSString *)query {
7706     if ((self = [super initWithDatabase:database title:UCLocalize("SEARCH") filter:@selector(isUnfilteredAndSearchedForBy:) with:[query componentsSeparatedByString:@" "]])) {
7707         search_ = [[[UISearchBar alloc] init] autorelease];
7708         [search_ setDelegate:self];
7709
7710         if (query != nil)
7711             [search_ setText:query];
7712     } return self;
7713 }
7714
7715 - (void) viewDidAppear:(BOOL)animated {
7716     [super viewDidAppear:animated];
7717
7718     if (!searchloaded_) {
7719         searchloaded_ = YES;
7720         [search_ setFrame:CGRectMake(0, 0, [[self view] bounds].size.width, 44.0f)];
7721         [search_ layoutSubviews];
7722         [search_ setPlaceholder:UCLocalize("SEARCH_EX")];
7723
7724         UITextField *textField;
7725         if ([search_ respondsToSelector:@selector(searchField)])
7726             textField = [search_ searchField];
7727         else
7728             textField = MSHookIvar<UITextField *>(search_, "_searchField");
7729
7730         [textField setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
7731         [textField setEnablesReturnKeyAutomatically:NO];
7732         [[self navigationItem] setTitleView:textField];
7733     }
7734 }
7735
7736 - (void) reloadData {
7737     id object([search_ text]);
7738     if ([self filter] == @selector(isUnfilteredAndSearchedForBy:))
7739         object = [object componentsSeparatedByString:@" "];
7740
7741     [self setObject:object];
7742     [self resetCursor];
7743
7744     [super reloadData];
7745 }
7746
7747 - (void) didSelectPackage:(Package *)package {
7748     [search_ resignFirstResponder];
7749     [super didSelectPackage:package];
7750 }
7751
7752 @end
7753 /* }}} */
7754 /* Package Settings Controller {{{ */
7755 @interface PackageSettingsController : CyteViewController <
7756     UITableViewDataSource,
7757     UITableViewDelegate
7758 > {
7759     _transient Database *database_;
7760     _H<NSString> name_;
7761     _H<Package> package_;
7762     _H<UITableView, 2> table_;
7763     _H<UISwitch> subscribedSwitch_;
7764     _H<UISwitch> ignoredSwitch_;
7765     _H<UITableViewCell> subscribedCell_;
7766     _H<UITableViewCell> ignoredCell_;
7767 }
7768
7769 - (id) initWithDatabase:(Database *)database package:(NSString *)package;
7770
7771 @end
7772
7773 @implementation PackageSettingsController
7774
7775 - (NSURL *) navigationURL {
7776     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/settings", (id) name_]];
7777 }
7778
7779 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
7780     if (package_ == nil)
7781         return 0;
7782
7783     if ([package_ installed] == nil)
7784         return 1;
7785     else
7786         return 2;
7787 }
7788
7789 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7790     if (package_ == nil)
7791         return 0;
7792
7793     // both sections contain just one item right now.
7794     return 1;
7795 }
7796
7797 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
7798     return nil;
7799 }
7800
7801 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
7802     if (section == 0)
7803         return UCLocalize("SHOW_ALL_CHANGES_EX");
7804     else
7805         return UCLocalize("IGNORE_UPGRADES_EX");
7806 }
7807
7808 - (void) onSubscribed:(id)control {
7809     bool value([control isOn]);
7810     if (package_ == nil)
7811         return;
7812     if ([package_ setSubscribed:value])
7813         [delegate_ updateData];
7814 }
7815
7816 - (void) _updateIgnored {
7817     const char *package([name_ UTF8String]);
7818     bool on([ignoredSwitch_ isOn]);
7819
7820     pid_t pid(ExecFork());
7821     if (pid == 0) {
7822         FILE *dpkg(popen("dpkg --set-selections", "w"));
7823         fwrite(package, strlen(package), 1, dpkg);
7824
7825         if (on)
7826             fwrite(" hold\n", 6, 1, dpkg);
7827         else
7828             fwrite(" install\n", 9, 1, dpkg);
7829
7830         pclose(dpkg);
7831
7832         exit(0);
7833         _assert(false);
7834     }
7835
7836     _forever {
7837         int status;
7838         int result(waitpid(pid, &status, 0));
7839
7840         if (result != -1) {
7841             _assert(result == pid);
7842             break;
7843         }
7844     }
7845 }
7846
7847 - (void) onIgnored:(id)control {
7848     NSInvocation *invocation([NSInvocation invocationWithMethodSignature:[self methodSignatureForSelector:@selector(_updateIgnored)]]);
7849     [invocation setTarget:self];
7850     [invocation setSelector:@selector(_updateIgnored)];
7851
7852     [delegate_ reloadDataWithInvocation:invocation];
7853 }
7854
7855 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7856     if (package_ == nil)
7857         return nil;
7858
7859     switch ([indexPath section]) {
7860         case 0: return subscribedCell_;
7861         case 1: return ignoredCell_;
7862
7863         _nodefault
7864     }
7865
7866     return nil;
7867 }
7868
7869 - (void) loadView {
7870     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7871
7872     table_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped] autorelease];
7873     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7874     [(UITableView *) table_ setDataSource:self];
7875     [table_ setDelegate:self];
7876     [[self view] addSubview:table_];
7877
7878     subscribedSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
7879     [subscribedSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7880     [subscribedSwitch_ addTarget:self action:@selector(onSubscribed:) forEvents:UIControlEventValueChanged];
7881
7882     ignoredSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
7883     [ignoredSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7884     [ignoredSwitch_ addTarget:self action:@selector(onIgnored:) forEvents:UIControlEventValueChanged];
7885
7886     subscribedCell_ = [[[UITableViewCell alloc] init] autorelease];
7887     [subscribedCell_ setText:UCLocalize("SHOW_ALL_CHANGES")];
7888     [subscribedCell_ setAccessoryView:subscribedSwitch_];
7889     [subscribedCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7890
7891     ignoredCell_ = [[[UITableViewCell alloc] init] autorelease];
7892     [ignoredCell_ setText:UCLocalize("IGNORE_UPGRADES")];
7893     [ignoredCell_ setAccessoryView:ignoredSwitch_];
7894     [ignoredCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7895 }
7896
7897 - (void) viewDidLoad {
7898     [super viewDidLoad];
7899
7900     [[self navigationItem] setTitle:UCLocalize("SETTINGS")];
7901 }
7902
7903 - (void) releaseSubviews {
7904     ignoredCell_ = nil;
7905     subscribedCell_ = nil;
7906     table_ = nil;
7907     ignoredSwitch_ = nil;
7908     subscribedSwitch_ = nil;
7909
7910     [super releaseSubviews];
7911 }
7912
7913 - (id) initWithDatabase:(Database *)database package:(NSString *)package {
7914     if ((self = [super init]) != nil) {
7915         database_ = database;
7916         name_ = package;
7917     } return self;
7918 }
7919
7920 - (void) reloadData {
7921     [super reloadData];
7922
7923     package_ = [database_ packageWithName:name_];
7924
7925     if (package_ != nil) {
7926         [subscribedSwitch_ setOn:([package_ subscribed] ? 1 : 0) animated:NO];
7927         [ignoredSwitch_ setOn:([package_ ignored] ? 1 : 0) animated:NO];
7928     } // XXX: what now, G?
7929
7930     [table_ reloadData];
7931 }
7932
7933 @end
7934 /* }}} */
7935
7936 /* Installed Controller {{{ */
7937 @interface InstalledController : FilteredPackageListController {
7938     BOOL expert_;
7939 }
7940
7941 - (id) initWithDatabase:(Database *)database;
7942
7943 - (void) updateRoleButton;
7944 - (void) queueStatusDidChange;
7945
7946 @end
7947
7948 @implementation InstalledController
7949
7950 - (NSURL *) navigationURL {
7951     return [NSURL URLWithString:@"cydia://installed"];
7952 }
7953
7954 - (id) initWithDatabase:(Database *)database {
7955     if ((self = [super initWithDatabase:database title:UCLocalize("INSTALLED") filter:@selector(isInstalledAndUnfiltered:) with:[NSNumber numberWithBool:YES]]) != nil) {
7956         [self updateRoleButton];
7957         [self queueStatusDidChange];
7958     } return self;
7959 }
7960
7961 #if !AlwaysReload
7962 - (void) queueButtonClicked {
7963     [delegate_ queue];
7964 }
7965 #endif
7966
7967 - (void) queueStatusDidChange {
7968 #if !AlwaysReload
7969     if (IsWildcat_) {
7970         if (Queuing_) {
7971             [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7972                 initWithTitle:UCLocalize("QUEUE")
7973                 style:UIBarButtonItemStyleDone
7974                 target:self
7975                 action:@selector(queueButtonClicked)
7976             ] autorelease]];
7977         } else {
7978             [[self navigationItem] setLeftBarButtonItem:nil];
7979         }
7980     }
7981 #endif
7982 }
7983
7984 - (void) updateRoleButton {
7985     if (Role_ != nil && ![Role_ isEqualToString:@"Developer"])
7986         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
7987             initWithTitle:(expert_ ? UCLocalize("EXPERT") : UCLocalize("SIMPLE"))
7988             style:(expert_ ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
7989             target:self
7990             action:@selector(roleButtonClicked)
7991         ] autorelease]];
7992 }
7993
7994 - (void) roleButtonClicked {
7995     [self setObject:[NSNumber numberWithBool:expert_]];
7996     [self reloadData];
7997     expert_ = !expert_;
7998
7999     [self updateRoleButton];
8000 }
8001
8002 @end
8003 /* }}} */
8004
8005 /* Source Cell {{{ */
8006 @interface SourceCell : CyteTableViewCell <
8007     CyteTableViewCellDelegate
8008 > {
8009     _H<NSURL> url_;
8010     _H<UIImage> icon_;
8011     _H<NSString> origin_;
8012     _H<NSString> label_;
8013 }
8014
8015 - (void) setSource:(Source *)source;
8016
8017 @end
8018
8019 @implementation SourceCell
8020
8021 - (void) _setImage:(NSArray *)data {
8022     if ([url_ isEqual:[data objectAtIndex:0]]) {
8023         icon_ = [data objectAtIndex:1];
8024         [content_ setNeedsDisplay];
8025     }
8026 }
8027
8028 - (void) _setSource:(NSURL *) url {
8029     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
8030
8031     if (NSData *data = [NSURLConnection
8032         sendSynchronousRequest:[NSURLRequest
8033             requestWithURL:url
8034             //cachePolicy:NSURLRequestUseProtocolCachePolicy
8035             //timeoutInterval:5
8036         ]
8037
8038         returningResponse:NULL
8039         error:NULL
8040     ])
8041         if (UIImage *image = [UIImage imageWithData:data])
8042             [self performSelectorOnMainThread:@selector(_setImage:) withObject:[NSArray arrayWithObjects:url, image, nil] waitUntilDone:NO];
8043
8044     [pool release];
8045 }
8046
8047 - (void) setSource:(Source *)source {
8048     icon_ = [UIImage applicationImageNamed:@"unknown.png"];
8049
8050     origin_ = [source name];
8051     label_ = [source rooturi];
8052
8053     [content_ setNeedsDisplay];
8054
8055     url_ = [source iconURL];
8056     [NSThread detachNewThreadSelector:@selector(_setSource:) toTarget:self withObject:url_];
8057 }
8058
8059 - (SourceCell *) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
8060     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
8061         UIView *content([self contentView]);
8062         CGRect bounds([content bounds]);
8063
8064         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
8065         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8066         [content_ setBackgroundColor:[UIColor whiteColor]];
8067         [content addSubview:content_];
8068
8069         [content_ setDelegate:self];
8070         [content_ setOpaque:YES];
8071
8072         [[content_ layer] setContentsGravity:kCAGravityTopLeft];
8073     } return self;
8074 }
8075
8076 - (NSString *) accessibilityLabel {
8077     return label_;
8078 }
8079
8080 - (void) drawContentRect:(CGRect)rect {
8081     bool highlighted(highlighted_);
8082     float width(rect.size.width);
8083
8084     if (icon_ != nil) {
8085         CGRect rect;
8086         rect.size = [(UIImage *) icon_ size];
8087
8088         while (rect.size.width > 32 || rect.size.height > 32) {
8089             rect.size.width /= 2;
8090             rect.size.height /= 2;
8091         }
8092
8093         rect.origin.x = 25 - rect.size.width / 2;
8094         rect.origin.y = 25 - rect.size.height / 2;
8095
8096         [icon_ drawInRect:rect];
8097     }
8098
8099     if (highlighted)
8100         UISetColor(White_);
8101
8102     if (!highlighted)
8103         UISetColor(Black_);
8104     [origin_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - 60) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
8105
8106     if (!highlighted)
8107         UISetColor(Blue_);
8108     [label_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 75) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
8109 }
8110
8111 @end
8112 /* }}} */
8113 /* Source Controller {{{ */
8114 @interface SourceController : FilteredPackageListController {
8115     _transient Source *source_;
8116     _H<NSString> key_;
8117 }
8118
8119 - (id) initWithDatabase:(Database *)database source:(Source *)source;
8120
8121 @end
8122
8123 @implementation SourceController
8124
8125 - (NSURL *) navigationURL {
8126     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sources/%@", [key_ stringByAddingPercentEscapesIncludingReserved]]];
8127 }
8128
8129 - (id) initWithDatabase:(Database *)database source:(Source *)source {
8130     if ((self = [super initWithDatabase:database title:[source label] filter:@selector(isVisibleInSource:) with:source]) != nil) {
8131         source_ = source;
8132         key_ = [source key];
8133     } return self;
8134 }
8135
8136 - (void) reloadData {
8137     source_ = [database_ sourceWithKey:key_];
8138     key_ = [source_ key];
8139     [self setObject:source_];
8140
8141     [[self navigationItem] setTitle:[source_ label]];
8142
8143     [super reloadData];
8144 }
8145
8146 @end
8147 /* }}} */
8148 /* Sources Controller {{{ */
8149 @interface SourcesController : CyteViewController <
8150     UITableViewDataSource,
8151     UITableViewDelegate
8152 > {
8153     _transient Database *database_;
8154     unsigned era_;
8155
8156     _H<UITableView, 2> list_;
8157     _H<NSMutableArray> sources_;
8158     int offset_;
8159
8160     _H<NSString> href_;
8161     _H<UIProgressHUD> hud_;
8162     _H<NSError> error_;
8163
8164     //NSURLConnection *installer_;
8165     NSURLConnection *trivial_;
8166     NSURLConnection *trivial_bz2_;
8167     NSURLConnection *trivial_gz_;
8168     //NSURLConnection *automatic_;
8169
8170     BOOL cydia_;
8171 }
8172
8173 - (id) initWithDatabase:(Database *)database;
8174 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated;
8175
8176 @end
8177
8178 @implementation SourcesController
8179
8180 - (void) _releaseConnection:(NSURLConnection *)connection {
8181     if (connection != nil) {
8182         [connection cancel];
8183         //[connection setDelegate:nil];
8184         [connection release];
8185     }
8186 }
8187
8188 - (void) dealloc {
8189     //[self _releaseConnection:installer_];
8190     [self _releaseConnection:trivial_];
8191     [self _releaseConnection:trivial_gz_];
8192     [self _releaseConnection:trivial_bz2_];
8193     //[self _releaseConnection:automatic_];
8194
8195     [super dealloc];
8196 }
8197
8198 - (NSURL *) navigationURL {
8199     return [NSURL URLWithString:@"cydia://sources"];
8200 }
8201
8202 - (void) viewDidAppear:(BOOL)animated {
8203     [super viewDidAppear:animated];
8204     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
8205 }
8206
8207 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8208     return 1;
8209 }
8210
8211 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
8212     return nil;
8213 }
8214
8215 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8216     return [sources_ count];
8217 }
8218
8219 - (Source *) sourceAtIndexPath:(NSIndexPath *)indexPath {
8220 @synchronized (database_) {
8221     if ([database_ era] != era_)
8222         return nil;
8223
8224     return [sources_ objectAtIndex:[indexPath row]];
8225 } }
8226
8227 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8228     static NSString *cellIdentifier = @"SourceCell";
8229
8230     SourceCell *cell = (SourceCell *) [tableView dequeueReusableCellWithIdentifier:cellIdentifier];
8231     if(cell == nil) cell = [[[SourceCell alloc] initWithFrame:CGRectZero reuseIdentifier:cellIdentifier] autorelease];
8232     [cell setSource:[self sourceAtIndexPath:indexPath]];
8233     [cell setAccessoryType:UITableViewCellAccessoryDisclosureIndicator];
8234
8235     return cell;
8236 }
8237
8238 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
8239     Source *source = [self sourceAtIndexPath:indexPath];
8240
8241     SourceController *controller = [[[SourceController alloc]
8242         initWithDatabase:database_
8243         source:source
8244     ] autorelease];
8245
8246     [controller setDelegate:delegate_];
8247
8248     [[self navigationController] pushViewController:controller animated:YES];
8249 }
8250
8251 - (BOOL) tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath {
8252     Source *source = [self sourceAtIndexPath:indexPath];
8253     return [source record] != nil;
8254 }
8255
8256 - (void) tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath {
8257     if (editingStyle ==  UITableViewCellEditingStyleDelete) {
8258         Source *source = [self sourceAtIndexPath:indexPath];
8259         [Sources_ removeObjectForKey:[source key]];
8260         [delegate_ syncData];
8261     }
8262 }
8263
8264 - (void) complete {
8265     [delegate_ addTrivialSource:href_];
8266     [delegate_ syncData];
8267 }
8268
8269 - (NSString *) getWarning {
8270     NSString *href(href_);
8271     NSRange colon([href rangeOfString:@"://"]);
8272     if (colon.location != NSNotFound)
8273         href = [href substringFromIndex:(colon.location + 3)];
8274     href = [href stringByAddingPercentEscapes];
8275     href = [CydiaURL(@"api/repotag/") stringByAppendingString:href];
8276     href = [href stringByCachingURLWithCurrentCDN];
8277
8278     NSURL *url([NSURL URLWithString:href]);
8279
8280     NSStringEncoding encoding;
8281     NSError *error(nil);
8282
8283     if (NSString *warning = [NSString stringWithContentsOfURL:url usedEncoding:&encoding error:&error])
8284         return [warning length] == 0 ? nil : warning;
8285     return nil;
8286 }
8287
8288 - (void) _endConnection:(NSURLConnection *)connection {
8289     // XXX: the memory management in this method is horribly awkward
8290
8291     NSURLConnection **field = NULL;
8292     if (connection == trivial_)
8293         field = &trivial_;
8294     else if (connection == trivial_bz2_)
8295         field = &trivial_bz2_;
8296     else if (connection == trivial_gz_)
8297         field = &trivial_gz_;
8298     _assert(field != NULL);
8299     [connection release];
8300     *field = nil;
8301
8302     if (
8303         trivial_ == nil &&
8304         trivial_bz2_ == nil &&
8305         trivial_gz_ == nil
8306     ) {
8307         [delegate_ releaseNetworkActivityIndicator];
8308
8309         [delegate_ removeProgressHUD:hud_];
8310         hud_ = nil;
8311
8312         if (cydia_) {
8313             if (NSString *warning = [self yieldToSelector:@selector(getWarning)]) {
8314                 UIAlertView *alert = [[[UIAlertView alloc]
8315                     initWithTitle:UCLocalize("SOURCE_WARNING")
8316                     message:warning
8317                     delegate:self
8318                     cancelButtonTitle:UCLocalize("CANCEL")
8319                     otherButtonTitles:
8320                         UCLocalize("ADD_ANYWAY"),
8321                     nil
8322                 ] autorelease];
8323
8324                 [alert setContext:@"warning"];
8325                 [alert setNumberOfRows:1];
8326                 [alert show];
8327
8328                 // XXX: there used to be this great mechanism called yieldToPopup... who deleted it?
8329                 error_ = nil;
8330                 return;
8331             }
8332
8333             [self complete];
8334         } else if (error_ != nil) {
8335             UIAlertView *alert = [[[UIAlertView alloc]
8336                 initWithTitle:UCLocalize("VERIFICATION_ERROR")
8337                 message:[error_ localizedDescription]
8338                 delegate:self
8339                 cancelButtonTitle:UCLocalize("OK")
8340                 otherButtonTitles:nil
8341             ] autorelease];
8342
8343             [alert setContext:@"urlerror"];
8344             [alert show];
8345         } else {
8346             UIAlertView *alert = [[[UIAlertView alloc]
8347                 initWithTitle:UCLocalize("NOT_REPOSITORY")
8348                 message:UCLocalize("NOT_REPOSITORY_EX")
8349                 delegate:self
8350                 cancelButtonTitle:UCLocalize("OK")
8351                 otherButtonTitles:nil
8352             ] autorelease];
8353
8354             [alert setContext:@"trivial"];
8355             [alert show];
8356         }
8357
8358         href_ = nil;
8359         error_ = nil;
8360     }
8361 }
8362
8363 - (void) connection:(NSURLConnection *)connection didReceiveResponse:(NSHTTPURLResponse *)response {
8364     switch ([response statusCode]) {
8365         case 200:
8366             cydia_ = YES;
8367     }
8368 }
8369
8370 - (void) connection:(NSURLConnection *)connection didFailWithError:(NSError *)error {
8371     lprintf("connection:\"%s\" didFailWithError:\"%s\"", [href_ UTF8String], [[error localizedDescription] UTF8String]);
8372     error_ = error;
8373     [self _endConnection:connection];
8374 }
8375
8376 - (void) connectionDidFinishLoading:(NSURLConnection *)connection {
8377     [self _endConnection:connection];
8378 }
8379
8380 - (NSURLConnection *) _requestHRef:(NSString *)href method:(NSString *)method {
8381     NSURL *url([NSURL URLWithString:href]);
8382
8383     NSMutableURLRequest *request = [NSMutableURLRequest
8384         requestWithURL:url
8385         cachePolicy:NSURLRequestUseProtocolCachePolicy
8386         timeoutInterval:120.0
8387     ];
8388
8389     [request setHTTPMethod:method];
8390
8391     if (Machine_ != NULL)
8392         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
8393
8394     if ([url isCydiaSecure]) {
8395         if (UniqueID_ != nil) {
8396             [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
8397             [request setValue:UniqueID_ forHTTPHeaderField:@"X-Cydia-Id"];
8398         }
8399     }
8400
8401     return [[[NSURLConnection alloc] initWithRequest:request delegate:self] autorelease];
8402 }
8403
8404 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
8405     NSString *context([alert context]);
8406
8407     if ([context isEqualToString:@"source"]) {
8408         switch (button) {
8409             case 1: {
8410                 NSString *href = [[alert textField] text];
8411
8412                 //installer_ = [[self _requestHRef:href method:@"GET"] retain];
8413
8414                 if (![href hasSuffix:@"/"])
8415                     href_ = [href stringByAppendingString:@"/"];
8416                 else
8417                     href_ = href;
8418
8419                 trivial_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages"] method:@"HEAD"] retain];
8420                 trivial_bz2_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.bz2"] method:@"HEAD"] retain];
8421                 trivial_gz_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.gz"] method:@"HEAD"] retain];
8422                 //trivial_bz2_ = [[self _requestHRef:[href stringByAppendingString:@"dists/Release"] method:@"HEAD"] retain];
8423
8424                 cydia_ = false;
8425
8426                 // XXX: this is stupid
8427                 hud_ = [delegate_ addProgressHUD];
8428                 [hud_ setText:UCLocalize("VERIFYING_URL")];
8429                 [delegate_ retainNetworkActivityIndicator];
8430             } break;
8431
8432             case 0:
8433             break;
8434
8435             _nodefault
8436         }
8437
8438         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8439     } else if ([context isEqualToString:@"trivial"])
8440         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8441     else if ([context isEqualToString:@"urlerror"])
8442         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8443     else if ([context isEqualToString:@"warning"]) {
8444         switch (button) {
8445             case 1:
8446                 [self complete];
8447             break;
8448
8449             case 0:
8450             break;
8451
8452             _nodefault
8453         }
8454
8455         href_ = nil;
8456
8457         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8458     }
8459 }
8460
8461 - (void) loadView {
8462     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8463
8464     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain] autorelease];
8465     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8466     [list_ setRowHeight:53];
8467     [(UITableView *) list_ setDataSource:self];
8468     [list_ setDelegate:self];
8469     [[self view] addSubview:list_];
8470 }
8471
8472 - (void) viewDidLoad {
8473     [super viewDidLoad];
8474
8475     [[self navigationItem] setTitle:UCLocalize("SOURCES")];
8476     [self updateButtonsForEditingStatus:NO animated:NO];
8477 }
8478
8479 - (void) releaseSubviews {
8480     list_ = nil;
8481
8482     sources_ = nil;
8483
8484     [super releaseSubviews];
8485 }
8486
8487 - (id) initWithDatabase:(Database *)database {
8488     if ((self = [super init]) != nil) {
8489         database_ = database;
8490     } return self;
8491 }
8492
8493 - (void) reloadData {
8494     [super reloadData];
8495
8496 @synchronized (database_) {
8497     era_ = [database_ era];
8498
8499     pkgSourceList list;
8500     if ([database_ popErrorWithTitle:UCLocalize("SOURCES") forOperation:list.ReadMainList()])
8501         return;
8502
8503     sources_ = [NSMutableArray arrayWithCapacity:16];
8504     [sources_ addObjectsFromArray:[database_ sources]];
8505     _trace();
8506     [sources_ sortUsingSelector:@selector(compareByName:)];
8507     _trace();
8508
8509     int count([sources_ count]);
8510     offset_ = 0;
8511     for (int i = 0; i != count; i++) {
8512         if ([[sources_ objectAtIndex:i] record] == nil)
8513             break;
8514         offset_++;
8515     }
8516
8517     [list_ setEditing:NO];
8518     [self updateButtonsForEditingStatus:NO animated:NO];
8519     [list_ reloadData];
8520 } }
8521
8522 - (void) showAddSourcePrompt {
8523     UIAlertView *alert = [[[UIAlertView alloc]
8524         initWithTitle:UCLocalize("ENTER_APT_URL")
8525         message:nil
8526         delegate:self
8527         cancelButtonTitle:UCLocalize("CANCEL")
8528         otherButtonTitles:
8529             UCLocalize("ADD_SOURCE"),
8530         nil
8531     ] autorelease];
8532
8533     [alert setContext:@"source"];
8534
8535     [alert setNumberOfRows:1];
8536     [alert addTextFieldWithValue:@"http://" label:@""];
8537
8538     UITextInputTraits *traits = [[alert textField] textInputTraits];
8539     [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
8540     [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
8541     [traits setKeyboardType:UIKeyboardTypeURL];
8542     // XXX: UIReturnKeyDone
8543     [traits setReturnKeyType:UIReturnKeyNext];
8544
8545     [alert show];
8546 }
8547
8548 - (void) addButtonClicked {
8549     [self showAddSourcePrompt];
8550 }
8551
8552 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated {
8553     [[self navigationItem] setLeftBarButtonItem:(editing ? [[[UIBarButtonItem alloc]
8554         initWithTitle:UCLocalize("ADD")
8555         style:UIBarButtonItemStylePlain
8556         target:self
8557         action:@selector(addButtonClicked)
8558     ] autorelease] : [[self navigationItem] backBarButtonItem]) animated:animated];
8559
8560     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8561         initWithTitle:(editing ? UCLocalize("DONE") : UCLocalize("EDIT"))
8562         style:(editing ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8563         target:self
8564         action:@selector(editButtonClicked)
8565     ] autorelease] animated:animated];
8566
8567     if (IsWildcat_ && !editing)
8568         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8569             initWithTitle:UCLocalize("SETTINGS")
8570             style:UIBarButtonItemStylePlain
8571             target:self
8572             action:@selector(settingsButtonClicked)
8573         ] autorelease]];
8574 }
8575
8576 - (void) settingsButtonClicked {
8577     [delegate_ showSettings];
8578 }
8579
8580 - (void) editButtonClicked {
8581     [list_ setEditing:![list_ isEditing] animated:YES];
8582
8583     [self updateButtonsForEditingStatus:[list_ isEditing] animated:YES];
8584 }
8585
8586 @end
8587 /* }}} */
8588
8589 /* Settings Controller {{{ */
8590 @interface SettingsController : CyteViewController <
8591     UITableViewDataSource,
8592     UITableViewDelegate
8593 > {
8594     _transient Database *database_;
8595     // XXX: ok, "roledelegate_"?...
8596     _transient id roledelegate_;
8597     _H<UITableView, 2> table_;
8598     _H<UISegmentedControl> segment_;
8599     _H<UIView> container_;
8600 }
8601
8602 - (void) showDoneButton;
8603 - (void) resizeSegmentedControl;
8604
8605 @end
8606
8607 @implementation SettingsController
8608
8609 - (void) loadView {
8610     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8611
8612     table_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped] autorelease];
8613     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8614     [table_ setDelegate:self];
8615     [(UITableView *) table_ setDataSource:self];
8616     [[self view] addSubview:table_];
8617
8618     NSArray *items = [NSArray arrayWithObjects:
8619         UCLocalize("USER"),
8620         UCLocalize("HACKER"),
8621         UCLocalize("DEVELOPER"),
8622     nil];
8623     segment_ = [[[UISegmentedControl alloc] initWithItems:items] autorelease];
8624     [segment_ setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleLeftMargin)];
8625     container_ = [[[UIView alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, 44.0f)] autorelease];
8626     [container_ addSubview:segment_];
8627 }
8628
8629 - (void) viewDidLoad {
8630     [super viewDidLoad];
8631
8632     [[self navigationItem] setTitle:UCLocalize("WHO_ARE_YOU")];
8633
8634     int index = -1;
8635     if ([Role_ isEqualToString:@"User"]) index = 0;
8636     if ([Role_ isEqualToString:@"Hacker"]) index = 1;
8637     if ([Role_ isEqualToString:@"Developer"]) index = 2;
8638     if (index != -1) {
8639         [segment_ setSelectedSegmentIndex:index];
8640         [self showDoneButton];
8641     }
8642
8643     [segment_ addTarget:self action:@selector(segmentChanged:) forControlEvents:UIControlEventValueChanged];
8644     [self resizeSegmentedControl];
8645 }
8646
8647 - (void) releaseSubviews {
8648     table_ = nil;
8649     segment_ = nil;
8650     container_ = nil;
8651
8652     [super releaseSubviews];
8653 }
8654
8655 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
8656     if ((self = [super init]) != nil) {
8657         database_ = database;
8658         roledelegate_ = delegate;
8659     } return self;
8660 }
8661
8662 - (void) resizeSegmentedControl {
8663     CGFloat width = [[self view] frame].size.width;
8664     [segment_ setFrame:CGRectMake(width / 32.0f, 0, width - (width / 32.0f * 2.0f), 44.0f)];
8665 }
8666
8667 - (void) viewWillAppear:(BOOL)animated {
8668     [super viewWillAppear:animated];
8669
8670     [self resizeSegmentedControl];
8671 }
8672
8673 - (void) willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation duration:(NSTimeInterval)duration {
8674     [self resizeSegmentedControl];
8675 }
8676
8677 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
8678     [self resizeSegmentedControl];
8679 }
8680
8681 - (void) save {
8682     NSString *role(nil);
8683
8684     switch ([segment_ selectedSegmentIndex]) {
8685         case 0: role = @"User"; break;
8686         case 1: role = @"Hacker"; break;
8687         case 2: role = @"Developer"; break;
8688
8689         _nodefault
8690     }
8691
8692     if (![role isEqualToString:Role_]) {
8693         bool rolling(Role_ == nil);
8694         Role_ = role;
8695
8696         Settings_ = [NSMutableDictionary dictionaryWithObjectsAndKeys:
8697             Role_, @"Role",
8698         nil];
8699
8700         [Metadata_ setObject:Settings_ forKey:@"Settings"];
8701         Changed_ = true;
8702
8703         if (rolling)
8704             [roledelegate_ loadData];
8705         else
8706             [roledelegate_ updateData];
8707     }
8708 }
8709
8710 - (void) segmentChanged:(UISegmentedControl *)control {
8711     [self showDoneButton];
8712 }
8713
8714 - (void) saveAndClose {
8715     [self save];
8716
8717     [[self navigationItem] setRightBarButtonItem:nil];
8718     [[self navigationController] dismissModalViewControllerAnimated:YES];
8719 }
8720
8721 - (void) doneButtonClicked {
8722     UIActivityIndicatorView *spinner = [[[UIActivityIndicatorView alloc] initWithFrame:CGRectMake(0, 0, 20.0f, 20.0f)] autorelease];
8723     [spinner startAnimating];
8724     UIBarButtonItem *spinItem = [[[UIBarButtonItem alloc] initWithCustomView:spinner] autorelease];
8725     [[self navigationItem] setRightBarButtonItem:spinItem];
8726
8727     [self performSelector:@selector(saveAndClose) withObject:nil afterDelay:0];
8728 }
8729
8730 - (void) showDoneButton {
8731     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8732         initWithTitle:UCLocalize("DONE")
8733         style:UIBarButtonItemStyleDone
8734         target:self
8735         action:@selector(doneButtonClicked)
8736     ] autorelease] animated:([[self navigationItem] rightBarButtonItem] == nil)];
8737 }
8738
8739 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8740     // XXX: For not having a single cell in the table, this sure is a lot of sections.
8741     return 6;
8742 }
8743
8744 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8745     return 0; // :(
8746 }
8747
8748 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8749     return nil; // This method is required by the protocol.
8750 }
8751
8752 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
8753     if (section == 1)
8754         return UCLocalize("ROLE_EX");
8755     if (section == 4)
8756         return [NSString stringWithFormat:
8757             @"%@: %@\n%@: %@\n%@: %@",
8758             UCLocalize("USER"), UCLocalize("USER_EX"),
8759             UCLocalize("HACKER"), UCLocalize("HACKER_EX"),
8760             UCLocalize("DEVELOPER"), UCLocalize("DEVELOPER_EX")
8761         ];
8762     else return nil;
8763 }
8764
8765 - (CGFloat) tableView:(UITableView *)tableView heightForHeaderInSection:(NSInteger)section {
8766     return section == 3 ? 44.0f : 0;
8767 }
8768
8769 - (UIView *) tableView:(UITableView *)tableView viewForHeaderInSection:(NSInteger)section {
8770     return section == 3 ? container_ : nil;
8771 }
8772
8773 - (void) reloadData {
8774     [super reloadData];
8775
8776     [table_ reloadData];
8777 }
8778
8779 @end
8780 /* }}} */
8781 /* Stash Controller {{{ */
8782 @interface StashController : CyteViewController {
8783     _H<UIActivityIndicatorView> spinner_;
8784     _H<UILabel> status_;
8785     _H<UILabel> caption_;
8786 }
8787
8788 @end
8789
8790 @implementation StashController
8791
8792 - (void) loadView {
8793     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8794     [[self view] setBackgroundColor:[UIColor viewFlipsideBackgroundColor]];
8795
8796     spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteLarge] autorelease];
8797     CGRect spinrect = [spinner_ frame];
8798     spinrect.origin.x = ([[self view] frame].size.width / 2) - (spinrect.size.width / 2);
8799     spinrect.origin.y = [[self view] frame].size.height - 80.0f;
8800     [spinner_ setFrame:spinrect];
8801     [spinner_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin];
8802     [[self view] addSubview:spinner_];
8803     [spinner_ startAnimating];
8804
8805     CGRect captrect;
8806     captrect.size.width = [[self view] frame].size.width;
8807     captrect.size.height = 40.0f;
8808     captrect.origin.x = 0;
8809     captrect.origin.y = ([[self view] frame].size.height / 2) - (captrect.size.height * 2);
8810     caption_ = [[[UILabel alloc] initWithFrame:captrect] autorelease];
8811     [caption_ setText:UCLocalize("PREPARING_FILESYSTEM")];
8812     [caption_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8813     [caption_ setFont:[UIFont boldSystemFontOfSize:28.0f]];
8814     [caption_ setTextColor:[UIColor whiteColor]];
8815     [caption_ setBackgroundColor:[UIColor clearColor]];
8816     [caption_ setShadowColor:[UIColor blackColor]];
8817     [caption_ setTextAlignment:UITextAlignmentCenter];
8818     [[self view] addSubview:caption_];
8819
8820     CGRect statusrect;
8821     statusrect.size.width = [[self view] frame].size.width;
8822     statusrect.size.height = 30.0f;
8823     statusrect.origin.x = 0;
8824     statusrect.origin.y = ([[self view] frame].size.height / 2) - statusrect.size.height;
8825     status_ = [[[UILabel alloc] initWithFrame:statusrect] autorelease];
8826     [status_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8827     [status_ setText:UCLocalize("EXIT_WHEN_COMPLETE")];
8828     [status_ setFont:[UIFont systemFontOfSize:16.0f]];
8829     [status_ setTextColor:[UIColor whiteColor]];
8830     [status_ setBackgroundColor:[UIColor clearColor]];
8831     [status_ setShadowColor:[UIColor blackColor]];
8832     [status_ setTextAlignment:UITextAlignmentCenter];
8833     [[self view] addSubview:status_];
8834 }
8835
8836 - (void) releaseSubviews {
8837     spinner_ = nil;
8838     status_ = nil;
8839     caption_ = nil;
8840
8841     [super releaseSubviews];
8842 }
8843
8844 @end
8845 /* }}} */
8846
8847 @interface CYURLCache : SDURLCache {
8848 }
8849
8850 @end
8851
8852 @implementation CYURLCache
8853
8854 - (void) logEvent:(NSString *)event forRequest:(NSURLRequest *)request {
8855 #if !ForRelease
8856     if (false);
8857     else if ([event isEqualToString:@"no-cache"])
8858         event = @"!!!";
8859     else if ([event isEqualToString:@"store"])
8860         event = @">>>";
8861     else if ([event isEqualToString:@"invalid"])
8862         event = @"???";
8863     else if ([event isEqualToString:@"memory"])
8864         event = @"mem";
8865     else if ([event isEqualToString:@"disk"])
8866         event = @"ssd";
8867     else if ([event isEqualToString:@"miss"])
8868         event = @"---";
8869
8870     NSLog(@"%@: %@", event, [[request URL] absoluteString]);
8871 #endif
8872 }
8873
8874 - (void) storeCachedResponse:(NSCachedURLResponse *)cached forRequest:(NSURLRequest *)request {
8875     if (NSURLResponse *response = [cached response])
8876         if (NSString *mime = [response MIMEType])
8877             if ([mime isEqualToString:@"text/cache-manifest"]) {
8878                 NSURL *url([response URL]);
8879
8880 #if !ForRelease
8881                 NSLog(@"###: %@", [url absoluteString]);
8882 #endif
8883
8884                 @synchronized (HostConfig_) {
8885                     [CachedURLs_ addObject:url];
8886                 }
8887             }
8888
8889     [super storeCachedResponse:cached forRequest:request];
8890 }
8891
8892 @end
8893
8894 @interface Cydia : UIApplication <
8895     ConfirmationControllerDelegate,
8896     DatabaseDelegate,
8897     CydiaDelegate,
8898     UINavigationControllerDelegate,
8899     UITabBarControllerDelegate
8900 > {
8901     _H<UIWindow> window_;
8902     _H<CYTabBarController> tabbar_;
8903     _H<CydiaLoadingViewController> emulated_;
8904
8905     _H<NSMutableArray> essential_;
8906     _H<NSMutableArray> broken_;
8907
8908     Database *database_;
8909
8910     _H<NSURL> starturl_;
8911
8912     unsigned locked_;
8913     unsigned activity_;
8914
8915     _H<StashController> stash_;
8916
8917     bool loaded_;
8918 }
8919
8920 - (void) loadData;
8921
8922 @end
8923
8924 @implementation Cydia
8925
8926 - (void) beginUpdate {
8927     [tabbar_ beginUpdate];
8928 }
8929
8930 - (BOOL) updating {
8931     return [tabbar_ updating];
8932 }
8933
8934 - (void) _loaded {
8935     if ([broken_ count] != 0) {
8936         int count = [broken_ count];
8937
8938         UIAlertView *alert = [[[UIAlertView alloc]
8939             initWithTitle:(count == 1 ? UCLocalize("HALFINSTALLED_PACKAGE") : [NSString stringWithFormat:UCLocalize("HALFINSTALLED_PACKAGES"), count])
8940             message:UCLocalize("HALFINSTALLED_PACKAGE_EX")
8941             delegate:self
8942             cancelButtonTitle:UCLocalize("FORCIBLY_CLEAR")
8943             otherButtonTitles:
8944                 UCLocalize("TEMPORARY_IGNORE"),
8945             nil
8946         ] autorelease];
8947
8948         [alert setContext:@"fixhalf"];
8949         [alert setNumberOfRows:2];
8950         [alert show];
8951     } else if (!Ignored_ && [essential_ count] != 0) {
8952         int count = [essential_ count];
8953
8954         UIAlertView *alert = [[[UIAlertView alloc]
8955             initWithTitle:(count == 1 ? UCLocalize("ESSENTIAL_UPGRADE") : [NSString stringWithFormat:UCLocalize("ESSENTIAL_UPGRADES"), count])
8956             message:UCLocalize("ESSENTIAL_UPGRADE_EX")
8957             delegate:self
8958             cancelButtonTitle:UCLocalize("TEMPORARY_IGNORE")
8959             otherButtonTitles:
8960                 UCLocalize("UPGRADE_ESSENTIAL"),
8961                 UCLocalize("COMPLETE_UPGRADE"),
8962             nil
8963         ] autorelease];
8964
8965         [alert setContext:@"upgrade"];
8966         [alert show];
8967     }
8968 }
8969
8970 - (void) returnToCydia {
8971     [self _loaded];
8972 }
8973
8974 - (void) _saveConfig {
8975     _trace();
8976     MetaFile_.Sync();
8977     _trace();
8978
8979     if (Changed_) {
8980         NSString *error(nil);
8981
8982         if (NSData *data = [NSPropertyListSerialization dataFromPropertyList:Metadata_ format:NSPropertyListBinaryFormat_v1_0 errorDescription:&error]) {
8983             _trace();
8984             NSError *error(nil);
8985             if (![data writeToFile:@"/var/lib/cydia/metadata.plist" options:NSAtomicWrite error:&error])
8986                 NSLog(@"failure to save metadata data: %@", error);
8987             _trace();
8988
8989             Changed_ = false;
8990         } else {
8991             NSLog(@"failure to serialize metadata: %@", error);
8992         }
8993     }
8994
8995     CydiaWriteSources();
8996 }
8997
8998 // Navigation controller for the queuing badge.
8999 - (UINavigationController *) queueNavigationController {
9000     NSArray *controllers = [tabbar_ viewControllers];
9001     return [controllers objectAtIndex:3];
9002 }
9003
9004 - (void) unloadData {
9005     [tabbar_ unloadData];
9006 }
9007
9008 - (void) _updateData {
9009     [self _saveConfig];
9010     [self unloadData];
9011
9012     UINavigationController *navigation = [self queueNavigationController];
9013
9014     id queuedelegate = nil;
9015     if ([[navigation viewControllers] count] > 0)
9016         queuedelegate = [[navigation viewControllers] objectAtIndex:0];
9017
9018     [queuedelegate queueStatusDidChange];
9019     [[navigation tabBarItem] setBadgeValue:(Queuing_ ? UCLocalize("Q_D") : nil)];
9020 }
9021
9022 - (void) _refreshIfPossible:(NSDate *)update {
9023     NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
9024
9025     bool recently = false;
9026     if (update != nil) {
9027         NSTimeInterval interval([update timeIntervalSinceNow]);
9028         if (interval <= 0 && interval > -(15*60))
9029             recently = true;
9030     }
9031
9032     // Don't automatic refresh if:
9033     //  - We already refreshed recently.
9034     //  - We already auto-refreshed this launch.
9035     //  - Auto-refresh is disabled.
9036     if (recently || loaded_ || ManualRefresh) {
9037         // If we are cancelling, we need to make sure it knows it's already loaded.
9038         loaded_ = true;
9039
9040         [self performSelectorOnMainThread:@selector(_loaded) withObject:nil waitUntilDone:NO];
9041     } else {
9042         // We are going to load, so remember that.
9043         loaded_ = true;
9044
9045         SCNetworkReachabilityFlags flags; {
9046             SCNetworkReachabilityRef reachability(SCNetworkReachabilityCreateWithName(NULL, "cydia.saurik.com"));
9047             SCNetworkReachabilityGetFlags(reachability, &flags);
9048             CFRelease(reachability);
9049         }
9050
9051         // XXX: this elaborate mess is what Apple is using to determine this? :(
9052         // XXX: do we care if the user has to intervene? maybe that's ok?
9053         bool reachable(
9054             (flags & kSCNetworkReachabilityFlagsReachable) != 0 && (
9055                 (flags & kSCNetworkReachabilityFlagsConnectionRequired) == 0 || (
9056                     (flags & kSCNetworkReachabilityFlagsConnectionOnDemand) != 0 ||
9057                     (flags & kSCNetworkReachabilityFlagsConnectionOnTraffic) != 0
9058                 ) && (flags & kSCNetworkReachabilityFlagsInterventionRequired) == 0 ||
9059                 (flags & kSCNetworkReachabilityFlagsIsWWAN) != 0
9060             )
9061         );
9062
9063         // If we can reach the server, auto-refresh!
9064         if (reachable)
9065             [tabbar_ performSelectorOnMainThread:@selector(setUpdate:) withObject:update waitUntilDone:NO];
9066     }
9067
9068     [pool release];
9069 }
9070
9071 - (void) refreshIfPossible {
9072     [NSThread detachNewThreadSelector:@selector(_refreshIfPossible:) toTarget:self withObject:[Metadata_ objectForKey:@"LastUpdate"]];
9073 }
9074
9075 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
9076 @synchronized (self) {
9077     UIProgressHUD *hud(loaded_ ? [self addProgressHUD] : nil);
9078     [hud setText:UCLocalize("RELOADING_DATA")];
9079
9080     [database_ yieldToSelector:@selector(reloadDataWithInvocation:) withObject:invocation];
9081
9082     size_t changes(0);
9083
9084     [essential_ removeAllObjects];
9085     [broken_ removeAllObjects];
9086
9087     NSArray *packages([database_ packages]);
9088     for (Package *package in packages) {
9089         if ([package half])
9090             [broken_ addObject:package];
9091         if ([package upgradableAndEssential:NO]) {
9092             if ([package essential])
9093                 [essential_ addObject:package];
9094             ++changes;
9095         }
9096     }
9097
9098     UITabBarItem *changesItem = [[[tabbar_ viewControllers] objectAtIndex:2] tabBarItem];
9099     if (changes != 0) {
9100         _trace();
9101         NSString *badge([[NSNumber numberWithInt:changes] stringValue]);
9102         [changesItem setBadgeValue:badge];
9103         [changesItem setAnimatedBadge:([essential_ count] > 0)];
9104         [self setApplicationIconBadgeNumber:changes];
9105     } else {
9106         _trace();
9107         [changesItem setBadgeValue:nil];
9108         [changesItem setAnimatedBadge:NO];
9109         [self setApplicationIconBadgeNumber:0];
9110     }
9111
9112     [self _updateData];
9113
9114     if (hud != nil)
9115         [self removeProgressHUD:hud];
9116 } }
9117
9118 - (void) updateData {
9119     [self _updateData];
9120 }
9121
9122 - (void) update_ {
9123     [database_ update];
9124     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
9125 }
9126
9127 - (void) disemulate {
9128     if (emulated_ == nil)
9129         return;
9130
9131     [window_ addSubview:[tabbar_ view]];
9132     [[emulated_ view] removeFromSuperview];
9133     emulated_ = nil;
9134     [window_ setUserInteractionEnabled:YES];
9135 }
9136
9137 - (void) presentModalViewController:(UIViewController *)controller force:(BOOL)force {
9138     UINavigationController *navigation([[[UINavigationController alloc] initWithRootViewController:controller] autorelease]);
9139     if (IsWildcat_)
9140         [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
9141
9142     UIViewController *parent;
9143     if (emulated_ == nil)
9144         parent = tabbar_;
9145     else if (!force)
9146         parent = emulated_;
9147     else {
9148         [self disemulate];
9149         parent = tabbar_;
9150     }
9151
9152     [parent presentModalViewController:navigation animated:YES];
9153 }
9154
9155 - (ProgressController *) invokeNewProgress:(NSInvocation *)invocation forController:(UINavigationController *)navigation withTitle:(NSString *)title {
9156     ProgressController *progress([[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease]);
9157
9158     if (navigation != nil)
9159         [navigation pushViewController:progress animated:YES];
9160     else
9161         [self presentModalViewController:progress force:YES];
9162
9163     [progress invoke:invocation withTitle:title];
9164     return progress;
9165 }
9166
9167 - (void) detachNewProgressSelector:(SEL)selector toTarget:(id)target forController:(UINavigationController *)navigation title:(NSString *)title {
9168     [self invokeNewProgress:[NSInvocation invocationWithSelector:selector forTarget:target] forController:navigation withTitle:title];
9169 }
9170
9171 - (void) repairWithInvocation:(NSInvocation *)invocation {
9172     _trace();
9173     [self invokeNewProgress:invocation forController:nil withTitle:@"REPAIRING"];
9174     _trace();
9175 }
9176
9177 - (void) repairWithSelector:(SEL)selector {
9178     [self performSelectorOnMainThread:@selector(repairWithInvocation:) withObject:[NSInvocation invocationWithSelector:selector forTarget:database_] waitUntilDone:YES];
9179 }
9180
9181 - (void) reloadData {
9182     [self reloadDataWithInvocation:nil];
9183     if ([database_ progressDelegate] == nil)
9184         [self _loaded];
9185 }
9186
9187 - (void) syncData {
9188     [self _saveConfig];
9189     [self detachNewProgressSelector:@selector(update_) toTarget:self forController:nil title:@"UPDATING_SOURCES"];
9190 }
9191
9192 - (void) addSource:(NSDictionary *) source {
9193     CydiaAddSource(source);
9194 }
9195
9196 - (void) addSource:(NSString *)href withDistribution:(NSString *)distribution andSections:(NSArray *)sections {
9197     CydiaAddSource(href, distribution, sections);
9198 }
9199
9200 - (void) addTrivialSource:(NSString *)href {
9201     CydiaAddSource(href, @"./");
9202 }
9203
9204 - (void) updateValues {
9205     Changed_ = true;
9206 }
9207
9208 - (void) resolve {
9209     pkgProblemResolver *resolver = [database_ resolver];
9210
9211     resolver->InstallProtect();
9212     if (!resolver->Resolve(true))
9213         _error->Discard();
9214 }
9215
9216 - (bool) perform {
9217     // XXX: this is a really crappy way of doing this.
9218     // like, seriously: this state machine is still broken, and cancelling this here doesn't really /fix/ that.
9219     // for one, the user can still /start/ a reloading data event while they have a queue, which is stupid
9220     // for two, this just means there is a race condition between the refresh completing and the confirmation controller appearing.
9221     if ([tabbar_ updating])
9222         [tabbar_ cancelUpdate];
9223
9224     if (![database_ prepare])
9225         return false;
9226
9227     ConfirmationController *page([[[ConfirmationController alloc] initWithDatabase:database_] autorelease]);
9228     [page setDelegate:self];
9229     UINavigationController *confirm_([[[UINavigationController alloc] initWithRootViewController:page] autorelease]);
9230
9231     if (IsWildcat_)
9232         [confirm_ setModalPresentationStyle:UIModalPresentationFormSheet];
9233     [tabbar_ presentModalViewController:confirm_ animated:YES];
9234
9235     return true;
9236 }
9237
9238 - (void) queue {
9239     @synchronized (self) {
9240         [self perform];
9241     }
9242 }
9243
9244 - (void) clearPackage:(Package *)package {
9245     @synchronized (self) {
9246         [package clear];
9247         [self resolve];
9248         [self perform];
9249     }
9250 }
9251
9252 - (void) installPackages:(NSArray *)packages {
9253     @synchronized (self) {
9254         for (Package *package in packages)
9255             [package install];
9256         [self resolve];
9257         [self perform];
9258     }
9259 }
9260
9261 - (void) installPackage:(Package *)package {
9262     @synchronized (self) {
9263         [package install];
9264         [self resolve];
9265         [self perform];
9266     }
9267 }
9268
9269 - (void) removePackage:(Package *)package {
9270     @synchronized (self) {
9271         [package remove];
9272         [self resolve];
9273         [self perform];
9274     }
9275 }
9276
9277 - (void) distUpgrade {
9278     @synchronized (self) {
9279         if (![database_ upgrade])
9280             return;
9281         [self perform];
9282     }
9283 }
9284
9285 - (void) perform_ {
9286     [database_ perform];
9287     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
9288 }
9289
9290 - (void) confirmWithNavigationController:(UINavigationController *)navigation {
9291     Queuing_ = false;
9292     ++locked_;
9293     [self detachNewProgressSelector:@selector(perform_) toTarget:self forController:navigation title:@"RUNNING"];
9294     --locked_;
9295     [self refreshIfPossible];
9296 }
9297
9298 - (void) showSettings {
9299     [self presentModalViewController:[[[SettingsController alloc] initWithDatabase:database_ delegate:self] autorelease] force:NO];
9300 }
9301
9302 - (void) retainNetworkActivityIndicator {
9303     if (activity_++ == 0)
9304         [self setNetworkActivityIndicatorVisible:YES];
9305
9306 #if TraceLogging
9307     NSLog(@"retainNetworkActivityIndicator->%d", activity_);
9308 #endif
9309 }
9310
9311 - (void) releaseNetworkActivityIndicator {
9312     if (--activity_ == 0)
9313         [self setNetworkActivityIndicatorVisible:NO];
9314
9315 #if TraceLogging
9316     NSLog(@"releaseNetworkActivityIndicator->%d", activity_);
9317 #endif
9318
9319 }
9320
9321 - (void) cancelAndClear:(bool)clear {
9322     @synchronized (self) {
9323         if (clear) {
9324             [database_ clear];
9325             Queuing_ = false;
9326         } else {
9327             Queuing_ = true;
9328         }
9329
9330         [self _updateData];
9331     }
9332 }
9333
9334 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
9335     NSString *context([alert context]);
9336
9337     if ([context isEqualToString:@"conffile"]) {
9338         FILE *input = [database_ input];
9339         if (button == [alert cancelButtonIndex])
9340             fprintf(input, "N\n");
9341         else if (button == [alert firstOtherButtonIndex])
9342             fprintf(input, "Y\n");
9343         fflush(input);
9344
9345         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9346     } else if ([context isEqualToString:@"fixhalf"]) {
9347         if (button == [alert cancelButtonIndex]) {
9348             @synchronized (self) {
9349                 for (Package *broken in (id) broken_) {
9350                     [broken remove];
9351
9352                     NSString *id = [broken id];
9353                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.prerm", id] UTF8String]);
9354                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postrm", id] UTF8String]);
9355                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.preinst", id] UTF8String]);
9356                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postinst", id] UTF8String]);
9357                 }
9358
9359                 [self resolve];
9360                 [self perform];
9361             }
9362         } else if (button == [alert firstOtherButtonIndex]) {
9363             [broken_ removeAllObjects];
9364             [self _loaded];
9365         }
9366
9367         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9368     } else if ([context isEqualToString:@"upgrade"]) {
9369         if (button == [alert firstOtherButtonIndex]) {
9370             @synchronized (self) {
9371                 for (Package *essential in (id) essential_)
9372                     [essential install];
9373
9374                 [self resolve];
9375                 [self perform];
9376             }
9377         } else if (button == [alert firstOtherButtonIndex] + 1) {
9378             [self distUpgrade];
9379         } else if (button == [alert cancelButtonIndex]) {
9380             Ignored_ = YES;
9381         }
9382
9383         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9384     }
9385 }
9386
9387 - (void) system:(NSString *)command {
9388     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9389
9390     _trace();
9391     system([command UTF8String]);
9392     _trace();
9393
9394     [pool release];
9395 }
9396
9397 - (void) applicationWillSuspend {
9398     [database_ clean];
9399     [super applicationWillSuspend];
9400 }
9401
9402 - (BOOL) isSafeToSuspend {
9403     if (locked_ != 0) {
9404 #if !ForRelease
9405         NSLog(@"isSafeToSuspend: locked_ != 0");
9406 #endif
9407         return false;
9408     }
9409
9410     // Use external process status API internally.
9411     // This is probably a really bad idea.
9412     // XXX: what is the point of this? does this solve anything at all?
9413     uint64_t status = 0;
9414     int notify_token;
9415     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
9416         notify_get_state(notify_token, &status);
9417         notify_cancel(notify_token);
9418     }
9419
9420     if (status != 0) {
9421 #if !ForRelease
9422         NSLog(@"isSafeToSuspend: status != 0");
9423 #endif
9424         return false;
9425     }
9426
9427 #if !ForRelease
9428     NSLog(@"isSafeToSuspend: -> true");
9429 #endif
9430     return true;
9431 }
9432
9433 - (void) applicationSuspend:(__GSEvent *)event {
9434     if ([self isSafeToSuspend])
9435         [super applicationSuspend:event];
9436 }
9437
9438 - (void) _animateSuspension:(BOOL)arg0 duration:(double)arg1 startTime:(double)arg2 scale:(float)arg3 {
9439     if ([self isSafeToSuspend])
9440         [super _animateSuspension:arg0 duration:arg1 startTime:arg2 scale:arg3];
9441 }
9442
9443 - (void) _setSuspended:(BOOL)value {
9444     if ([self isSafeToSuspend])
9445         [super _setSuspended:value];
9446 }
9447
9448 - (UIProgressHUD *) addProgressHUD {
9449     UIProgressHUD *hud([[[UIProgressHUD alloc] init] autorelease]);
9450     [hud setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
9451
9452     [window_ setUserInteractionEnabled:NO];
9453
9454     UIViewController *target(tabbar_);
9455     if (UIViewController *modal = [target modalViewController])
9456         target = modal;
9457
9458     [hud showInView:[target view]];
9459
9460     ++locked_;
9461     return hud;
9462 }
9463
9464 - (void) removeProgressHUD:(UIProgressHUD *)hud {
9465     --locked_;
9466     [hud hide];
9467     [hud removeFromSuperview];
9468     [window_ setUserInteractionEnabled:YES];
9469 }
9470
9471 - (CyteViewController *) pageForPackage:(NSString *)name {
9472     return [[[CYPackageController alloc] initWithDatabase:database_ forPackage:name] autorelease];
9473 }
9474
9475 - (CyteViewController *) pageForURL:(NSURL *)url forExternal:(BOOL)external {
9476     NSString *scheme([[url scheme] lowercaseString]);
9477     if ([[url absoluteString] length] <= [scheme length] + 3)
9478         return nil;
9479     NSString *path([[url absoluteString] substringFromIndex:[scheme length] + 3]);
9480     NSArray *components([path componentsSeparatedByString:@"/"]);
9481
9482     if ([scheme isEqualToString:@"apptapp"] && [components count] > 0 && [[components objectAtIndex:0] isEqualToString:@"package"])
9483         return [self pageForPackage:[components objectAtIndex:1]];
9484
9485     if ([components count] < 1 || ![scheme isEqualToString:@"cydia"])
9486         return nil;
9487
9488     NSString *base([components objectAtIndex:0]);
9489
9490     CyteViewController *controller = nil;
9491
9492     if ([base isEqualToString:@"url"]) {
9493         // This kind of URL can contain slashes in the argument, so we can't parse them below.
9494         NSString *destination = [[url absoluteString] substringFromIndex:([scheme length] + [@"://" length] + [base length] + [@"/" length])];
9495         controller = [[[CydiaWebViewController alloc] initWithURL:[NSURL URLWithString:destination]] autorelease];
9496     } else if (!external && [components count] == 1) {
9497         if ([base isEqualToString:@"manage"]) {
9498             controller = [[[ManageController alloc] init] 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 }