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         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3455     }
3456
3457     return fatal;
3458 }
3459
3460 - (bool) popErrorWithTitle:(NSString *)title forOperation:(bool)success {
3461     return [self popErrorWithTitle:title] || !success;
3462 }
3463
3464 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
3465 @synchronized (self) {
3466     ++era_;
3467
3468     [self releasePackages];
3469
3470     sourceMap_.clear();
3471     [sourceList_ removeAllObjects];
3472
3473     _error->Discard();
3474
3475     delete list_;
3476     list_ = NULL;
3477     manager_ = NULL;
3478     delete lock_;
3479     lock_ = NULL;
3480     delete fetcher_;
3481     fetcher_ = NULL;
3482     delete resolver_;
3483     resolver_ = NULL;
3484     delete records_;
3485     records_ = NULL;
3486     delete policy_;
3487     policy_ = NULL;
3488
3489     cache_.Close();
3490
3491     apr_pool_clear(pool_);
3492
3493     NSRecycleZone(zone_);
3494     zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3495
3496     int chk(creat("/tmp/cydia.chk", 0644));
3497     if (chk != -1)
3498         close(chk);
3499
3500     if (invocation != nil)
3501         [invocation invoke];
3502
3503     NSString *title(UCLocalize("DATABASE"));
3504
3505     _trace();
3506     OpProgress progress;
3507     while (!cache_.Open(progress, true)) { pop:
3508         std::string error;
3509         bool warning(!_error->PopMessage(error));
3510         lprintf("cache_.Open():[%s]\n", error.c_str());
3511
3512         if (error == "dpkg was interrupted, you must manually run 'dpkg --configure -a' to correct the problem. ")
3513             [delegate_ repairWithSelector:@selector(configure)];
3514         else if (error == "The package lists or status file could not be parsed or opened.")
3515             [delegate_ repairWithSelector:@selector(update)];
3516         // else if (error == "Could not get lock /var/lib/dpkg/lock - open (35 Resource temporarily unavailable)")
3517         // else if (error == "Could not open lock file /var/lib/dpkg/lock - open (13 Permission denied)")
3518         // else if (error == "Malformed Status line")
3519         // else if (error == "The list of sources could not be read.")
3520         else {
3521             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3522             return;
3523         }
3524
3525         if (warning)
3526             goto pop;
3527         _error->Discard();
3528     }
3529     _trace();
3530
3531     unlink("/tmp/cydia.chk");
3532
3533     now_ = [[NSDate date] timeIntervalSince1970];
3534
3535     policy_ = new pkgDepCache::Policy();
3536     records_ = new pkgRecords(cache_);
3537     resolver_ = new pkgProblemResolver(cache_);
3538     fetcher_ = new pkgAcquire(&status_);
3539     lock_ = NULL;
3540
3541     list_ = new pkgSourceList();
3542     if ([self popErrorWithTitle:title forOperation:list_->ReadMainList()])
3543         return;
3544
3545     if (cache_->DelCount() != 0 || cache_->InstCount() != 0) {
3546         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("COUNTS_NONZERO_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3547         return;
3548     }
3549
3550     if ([self popErrorWithTitle:title forOperation:pkgApplyStatus(cache_)])
3551         return;
3552
3553     if (cache_->BrokenCount() != 0) {
3554         if ([self popErrorWithTitle:title forOperation:pkgFixBroken(cache_)])
3555             return;
3556
3557         if (cache_->BrokenCount() != 0) {
3558             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("STILL_BROKEN_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3559             return;
3560         }
3561
3562         if ([self popErrorWithTitle:title forOperation:pkgMinimizeUpgrade(cache_)])
3563             return;
3564     }
3565
3566     for (pkgSourceList::const_iterator source = list_->begin(); source != list_->end(); ++source) {
3567         Source *object([[[Source alloc] initWithMetaIndex:*source forDatabase:self inPool:pool_] autorelease]);
3568         [sourceList_ addObject:object];
3569
3570         std::vector<pkgIndexFile *> *indices = (*source)->GetIndexFiles();
3571         for (std::vector<pkgIndexFile *>::const_iterator index = indices->begin(); index != indices->end(); ++index)
3572             // XXX: this could be more intelligent
3573             if (dynamic_cast<debPackagesIndex *>(*index) != NULL) {
3574                 pkgCache::PkgFileIterator cached((*index)->FindInCache(cache_));
3575                 if (!cached.end())
3576                     sourceMap_[cached->ID] = object;
3577             }
3578     }
3579
3580     {
3581         /*std::vector<Package *> packages;
3582         packages.reserve(std::max(10000U, [packages_ count] + 1000));
3583         packages_ = nil;*/
3584
3585         _trace();
3586
3587         for (pkgCache::PkgIterator iterator = cache_->PkgBegin(); !iterator.end(); ++iterator)
3588             if (Package *package = [Package packageWithIterator:iterator withZone:zone_ inPool:pool_ database:self])
3589                 //packages.push_back(package);
3590                 CFArrayAppendValue(packages_, CFRetain(package));
3591
3592         _trace();
3593
3594         /*if (packages.empty())
3595             packages_ = [[NSArray alloc] init];
3596         else
3597             packages_ = [[NSArray alloc] initWithObjects:&packages.front() count:packages.size()];
3598         _trace();*/
3599
3600         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(16)];
3601         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(4)];
3602         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(0)];
3603
3604         /*_trace();
3605         PrintTimes();
3606         _trace();*/
3607
3608         _trace();
3609
3610         /*if (!packages.empty())
3611             CFQSortArray(&packages.front(), packages.size(), sizeof(packages.front()), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare_), NULL);*/
3612         //std::sort(packages.begin(), packages.end(), PackageNameOrdering());
3613
3614         //CFArraySortValues((CFMutableArrayRef) packages_, CFRangeMake(0, [packages_ count]), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3615
3616         CFArrayInsertionSortValues(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3617
3618         //[packages_ sortUsingFunction:reinterpret_cast<NSComparisonResult (*)(id, id, void *)>(&PackageNameCompare) context:NULL];
3619
3620         _trace();
3621
3622         size_t count(CFArrayGetCount(packages_));
3623         MetaFile_->active_ = count;
3624
3625         for (size_t index(0); index != count; ++index)
3626             [(Package *) CFArrayGetValueAtIndex(packages_, index) setIndex:index];
3627
3628         _trace();
3629     }
3630 } }
3631
3632 - (void) clear {
3633 @synchronized (self) {
3634     delete resolver_;
3635     resolver_ = new pkgProblemResolver(cache_);
3636
3637     for (pkgCache::PkgIterator iterator(cache_->PkgBegin()); !iterator.end(); ++iterator)
3638         if (!cache_[iterator].Keep())
3639             cache_->MarkKeep(iterator, false);
3640         else if ((cache_[iterator].iFlags & pkgDepCache::ReInstall) != 0)
3641             cache_->SetReInstall(iterator, false);
3642 } }
3643
3644 - (void) configure {
3645     NSString *dpkg = [NSString stringWithFormat:@"dpkg --configure -a --status-fd %u", statusfd_];
3646     _trace();
3647     system([dpkg UTF8String]);
3648     _trace();
3649 }
3650
3651 - (bool) clean {
3652     // XXX: I don't remember this condition
3653     if (lock_ != NULL)
3654         return false;
3655
3656     FileFd Lock;
3657     Lock.Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3658
3659     NSString *title(UCLocalize("CLEAN_ARCHIVES"));
3660
3661     if ([self popErrorWithTitle:title])
3662         return false;
3663
3664     pkgAcquire fetcher;
3665     fetcher.Clean(_config->FindDir("Dir::Cache::Archives"));
3666
3667     CydiaLogCleaner cleaner;
3668     if ([self popErrorWithTitle:title forOperation:cleaner.Go(_config->FindDir("Dir::Cache::Archives") + "partial/", cache_)])
3669         return false;
3670
3671     return true;
3672 }
3673
3674 - (bool) prepare {
3675     fetcher_->Shutdown();
3676
3677     pkgRecords records(cache_);
3678
3679     lock_ = new FileFd();
3680     lock_->Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3681
3682     NSString *title(UCLocalize("PREPARE_ARCHIVES"));
3683
3684     if ([self popErrorWithTitle:title])
3685         return false;
3686
3687     pkgSourceList list;
3688     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3689         return false;
3690
3691     manager_ = (_system->CreatePM(cache_));
3692     if ([self popErrorWithTitle:title forOperation:manager_->GetArchives(fetcher_, &list, &records)])
3693         return false;
3694
3695     return true;
3696 }
3697
3698 - (void) perform {
3699     bool substrate(RestartSubstrate_);
3700     RestartSubstrate_ = false;
3701
3702     NSString *title(UCLocalize("PERFORM_SELECTIONS"));
3703
3704     NSMutableArray *before = [NSMutableArray arrayWithCapacity:16]; {
3705         pkgSourceList list;
3706         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3707             return;
3708         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3709             [before addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3710     }
3711
3712     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3713
3714     if (fetcher_->Run(PulseInterval_) != pkgAcquire::Continue) {
3715         _trace();
3716         [self popErrorWithTitle:title];
3717         return;
3718     }
3719
3720     bool failed = false;
3721     for (pkgAcquire::ItemIterator item = fetcher_->ItemsBegin(); item != fetcher_->ItemsEnd(); item++) {
3722         if ((*item)->Status == pkgAcquire::Item::StatDone && (*item)->Complete)
3723             continue;
3724         if ((*item)->Status == pkgAcquire::Item::StatIdle)
3725             continue;
3726
3727         failed = true;
3728     }
3729
3730     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3731
3732     if (failed) {
3733         _trace();
3734         return;
3735     }
3736
3737     if (substrate)
3738         RestartSubstrate_ = true;
3739
3740     _system->UnLock();
3741     pkgPackageManager::OrderResult result = manager_->DoInstall(statusfd_);
3742
3743     if (_error->PendingError()) {
3744         _trace();
3745         return;
3746     }
3747
3748     if (result == pkgPackageManager::Failed) {
3749         _trace();
3750         return;
3751     }
3752
3753     if (result != pkgPackageManager::Completed) {
3754         _trace();
3755         return;
3756     }
3757
3758     NSMutableArray *after = [NSMutableArray arrayWithCapacity:16]; {
3759         pkgSourceList list;
3760         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3761             return;
3762         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3763             [after addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3764     }
3765
3766     if (![before isEqualToArray:after])
3767         [self update];
3768 }
3769
3770 - (bool) upgrade {
3771     NSString *title(UCLocalize("UPGRADE"));
3772     if ([self popErrorWithTitle:title forOperation:pkgDistUpgrade(cache_)])
3773         return false;
3774     return true;
3775 }
3776
3777 - (void) update {
3778     [self updateWithStatus:status_];
3779 }
3780
3781 - (void) updateWithStatus:(Status &)status {
3782     NSString *title(UCLocalize("REFRESHING_DATA"));
3783
3784     pkgSourceList list;
3785     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3786         return;
3787
3788     FileFd lock;
3789     lock.Fd(GetLock(_config->FindDir("Dir::State::Lists") + "lock"));
3790     if ([self popErrorWithTitle:title])
3791         return;
3792
3793     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3794
3795     bool success(ListUpdate(status, list, PulseInterval_));
3796     if (status.WasCancelled())
3797         _error->Discard();
3798     else {
3799         [self popErrorWithTitle:title forOperation:success];
3800         [Metadata_ setObject:[NSDate date] forKey:@"LastUpdate"];
3801         Changed_ = true;
3802     }
3803
3804     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3805 }
3806
3807 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate {
3808     delegate_ = delegate;
3809 }
3810
3811 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate {
3812     progress_ = delegate;
3813     status_.setDelegate(delegate);
3814 }
3815
3816 - (NSObject<ProgressDelegate> *) progressDelegate {
3817     return progress_;
3818 }
3819
3820 - (Source *) getSource:(pkgCache::PkgFileIterator)file {
3821     SourceMap::const_iterator i(sourceMap_.find(file->ID));
3822     return i == sourceMap_.end() ? nil : i->second;
3823 }
3824
3825 - (NSString *) mappedSectionForPointer:(const char *)section {
3826     _H<NSString> *mapped;
3827
3828     _profile(Database$mappedSectionForPointer$Cache)
3829         mapped = &sections_[section];
3830     _end
3831
3832     if (*mapped == NULL) {
3833         size_t length(strlen(section));
3834         char spaced[length + 1];
3835
3836         _profile(Database$mappedSectionForPointer$Replace)
3837             for (size_t index(0); index != length; ++index)
3838                 spaced[index] = section[index] == '_' ? ' ' : section[index];
3839             spaced[length] = '\0';
3840         _end
3841
3842         NSString *string;
3843
3844         _profile(Database$mappedSectionForPointer$stringWithUTF8String)
3845             string = [NSString stringWithUTF8String:spaced];
3846         _end
3847
3848         _profile(Database$mappedSectionForPointer$Map)
3849             string = [SectionMap_ objectForKey:string] ?: string;
3850         _end
3851
3852         *mapped = string;
3853     } return *mapped;
3854 }
3855
3856 @end
3857 /* }}} */
3858
3859 static _H<NSMutableSet> Diversions_;
3860
3861 @interface Diversion : NSObject {
3862     Pcre pattern_;
3863     _H<NSString> key_;
3864     _H<NSString> format_;
3865 }
3866
3867 @end
3868
3869 @implementation Diversion
3870
3871 - (id) initWithFrom:(NSString *)from to:(NSString *)to {
3872     if ((self = [super init]) != nil) {
3873         pattern_ = [from UTF8String];
3874         key_ = from;
3875         format_ = to;
3876     } return self;
3877 }
3878
3879 - (NSString *) divert:(NSString *)url {
3880     return !pattern_(url) ? nil : pattern_->*format_;
3881 }
3882
3883 + (NSURL *) divertURL:(NSURL *)url {
3884   divert:
3885     NSString *href([url absoluteString]);
3886
3887     for (Diversion *diversion in (id) Diversions_)
3888         if (NSString *diverted = [diversion divert:href]) {
3889 #if !ForRelease
3890             NSLog(@"div: %@", diverted);
3891 #endif
3892             url = [NSURL URLWithString:diverted];
3893             goto divert;
3894         }
3895
3896     return url;
3897 }
3898
3899 - (NSString *) key {
3900     return key_;
3901 }
3902
3903 - (NSUInteger) hash {
3904     return [key_ hash];
3905 }
3906
3907 - (BOOL) isEqual:(Diversion *)object {
3908     return self == object || [self class] == [object class] && [key_ isEqual:[object key]];
3909 }
3910
3911 @end
3912
3913 @interface CydiaObject : NSObject {
3914     _H<IndirectDelegate> indirect_;
3915     _transient id delegate_;
3916 }
3917
3918 - (id) initWithDelegate:(IndirectDelegate *)indirect;
3919
3920 @end
3921
3922 @interface CydiaWebViewController : CyteWebViewController {
3923     _H<CydiaObject> cydia_;
3924 }
3925
3926 + (void) addDiversion:(Diversion *)diversion;
3927
3928 @end
3929
3930 /* Web Scripting {{{ */
3931 @implementation CydiaObject
3932
3933 - (id) initWithDelegate:(IndirectDelegate *)indirect {
3934     if ((self = [super init]) != nil) {
3935         indirect_ = indirect;
3936     } return self;
3937 }
3938
3939 - (void) setDelegate:(id)delegate {
3940     delegate_ = delegate;
3941 }
3942
3943 + (NSArray *) _attributeKeys {
3944     return [NSArray arrayWithObjects:
3945         @"bbsnum",
3946         @"cydiaSource",
3947         @"device",
3948         @"ecid",
3949         @"firmware",
3950         @"hostname",
3951         @"idiom",
3952         @"model",
3953         @"plmn",
3954         @"role",
3955         @"serial",
3956         @"token",
3957         @"version",
3958     nil];
3959 }
3960
3961 - (NSArray *) attributeKeys {
3962     return [[self class] _attributeKeys];
3963 }
3964
3965 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
3966     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
3967 }
3968
3969 - (NSString *) version {
3970     return Cydia_;
3971 }
3972
3973 - (NSString *) device {
3974     return [[UIDevice currentDevice] uniqueIdentifier];
3975 }
3976
3977 - (NSString *) firmware {
3978     return [[UIDevice currentDevice] systemVersion];
3979 }
3980
3981 - (NSString *) hostname {
3982     return [[UIDevice currentDevice] name];
3983 }
3984
3985 - (NSString *) idiom {
3986     return (id) Idiom_ ?: [NSNull null];
3987 }
3988
3989 - (NSString *) plmn {
3990     return (id) PLMN_ ?: [NSNull null];
3991 }
3992
3993 - (NSString *) bbsnum {
3994     return (id) BBSNum_ ?: [NSNull null];
3995 }
3996
3997 - (NSString *) ecid {
3998     return (id) ChipID_ ?: [NSNull null];
3999 }
4000
4001 - (NSString *) serial {
4002     return SerialNumber_;
4003 }
4004
4005 - (NSString *) role {
4006     return (id) Role_ ?: [NSNull null];
4007 }
4008
4009 - (NSString *) model {
4010     return [NSString stringWithUTF8String:Machine_];
4011 }
4012
4013 - (NSString *) token {
4014     return (id) Token_ ?: [NSNull null];
4015 }
4016
4017 + (NSString *) webScriptNameForSelector:(SEL)selector {
4018     if (false);
4019     else if (selector == @selector(addBridgedHost:))
4020         return @"addBridgedHost";
4021     else if (selector == @selector(addInsecureHost:))
4022         return @"addInsecureHost";
4023     else if (selector == @selector(addInternalRedirect::))
4024         return @"addInternalRedirect";
4025     else if (selector == @selector(addPipelinedHost:scheme:))
4026         return @"addPipelinedHost";
4027     else if (selector == @selector(addSource:::))
4028         return @"addSource";
4029     else if (selector == @selector(addTokenHost:))
4030         return @"addTokenHost";
4031     else if (selector == @selector(addTrivialSource:))
4032         return @"addTrivialSource";
4033     else if (selector == @selector(close))
4034         return @"close";
4035     else if (selector == @selector(du:))
4036         return @"du";
4037     else if (selector == @selector(stringWithFormat:arguments:))
4038         return @"format";
4039     else if (selector == @selector(getAllSources))
4040         return @"getAllSourcs";
4041     else if (selector == @selector(getKernelNumber:))
4042         return @"getKernelNumber";
4043     else if (selector == @selector(getKernelString:))
4044         return @"getKernelString";
4045     else if (selector == @selector(getInstalledPackages))
4046         return @"getInstalledPackages";
4047     else if (selector == @selector(getIORegistryEntry::))
4048         return @"getIORegistryEntry";
4049     else if (selector == @selector(getLocaleIdentifier))
4050         return @"getLocaleIdentifier";
4051     else if (selector == @selector(getPreferredLanguages))
4052         return @"getPreferredLanguages";
4053     else if (selector == @selector(getPackageById:))
4054         return @"getPackageById";
4055     else if (selector == @selector(getMetadataKeys))
4056         return @"getMetadataKeys";
4057     else if (selector == @selector(getMetadataValue:))
4058         return @"getMetadataValue";
4059     else if (selector == @selector(getSessionValue:))
4060         return @"getSessionValue";
4061     else if (selector == @selector(installPackages:))
4062         return @"installPackages";
4063     else if (selector == @selector(localizedStringForKey:value:table:))
4064         return @"localize";
4065     else if (selector == @selector(popViewController:))
4066         return @"popViewController";
4067     else if (selector == @selector(refreshSources))
4068         return @"refreshSources";
4069     else if (selector == @selector(removeButton))
4070         return @"removeButton";
4071     else if (selector == @selector(saveConfig))
4072         return @"saveConfig";
4073     else if (selector == @selector(setCydiaSource:))
4074         return @"setCydiaSource";
4075     else if (selector == @selector(setMetadataValue::))
4076         return @"setMetadataValue";
4077     else if (selector == @selector(setSessionValue::))
4078         return @"setSessionValue";
4079     else if (selector == @selector(substitutePackageNames:))
4080         return @"substitutePackageNames";
4081     else if (selector == @selector(scrollToBottom:))
4082         return @"scrollToBottom";
4083     else if (selector == @selector(setAllowsNavigationAction:))
4084         return @"setAllowsNavigationAction";
4085     else if (selector == @selector(setBadgeValue:))
4086         return @"setBadgeValue";
4087     else if (selector == @selector(setButtonImage:withStyle:toFunction:))
4088         return @"setButtonImage";
4089     else if (selector == @selector(setButtonTitle:withStyle:toFunction:))
4090         return @"setButtonTitle";
4091     else if (selector == @selector(setHidesBackButton:))
4092         return @"setHidesBackButton";
4093     else if (selector == @selector(setHidesNavigationBar:))
4094         return @"setHidesNavigationBar";
4095     else if (selector == @selector(setNavigationBarStyle:))
4096         return @"setNavigationBarStyle";
4097     else if (selector == @selector(setNavigationBarTintRed:green:blue:alpha:))
4098         return @"setNavigationBarTintColor";
4099     else if (selector == @selector(setPasteboardString:))
4100         return @"setPasteboardString";
4101     else if (selector == @selector(setPasteboardURL:))
4102         return @"setPasteboardURL";
4103     else if (selector == @selector(setToken:))
4104         return @"setToken";
4105     else if (selector == @selector(setViewportWidth:))
4106         return @"setViewportWidth";
4107     else if (selector == @selector(statfs:))
4108         return @"statfs";
4109     else if (selector == @selector(supports:))
4110         return @"supports";
4111     else if (selector == @selector(unload))
4112         return @"unload";
4113     else
4114         return nil;
4115 }
4116
4117 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
4118     return [self webScriptNameForSelector:selector] == nil;
4119 }
4120
4121 - (BOOL) supports:(NSString *)feature {
4122     return [feature isEqualToString:@"window.open"];
4123 }
4124
4125 - (void) unload {
4126     [delegate_ performSelectorOnMainThread:@selector(unloadData) withObject:nil waitUntilDone:NO];
4127 }
4128
4129 - (void) addInternalRedirect:(NSString *)from :(NSString *)to {
4130     [CydiaWebViewController performSelectorOnMainThread:@selector(addDiversion:) withObject:[[[Diversion alloc] initWithFrom:from to:to] autorelease] waitUntilDone:NO];
4131 }
4132
4133 - (NSNumber *) getKernelNumber:(NSString *)name {
4134     const char *string([name UTF8String]);
4135
4136     size_t size;
4137     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4138         return (id) [NSNull null];
4139
4140     if (size != sizeof(int))
4141         return (id) [NSNull null];
4142
4143     int value;
4144     if (sysctlbyname(string, &value, &size, NULL, 0) == -1)
4145         return (id) [NSNull null];
4146
4147     return [NSNumber numberWithInt:value];
4148 }
4149
4150 - (NSString *) getKernelString:(NSString *)name {
4151     const char *string([name UTF8String]);
4152
4153     size_t size;
4154     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4155         return (id) [NSNull null];
4156
4157     char value[size + 1];
4158     if (sysctlbyname(string, value, &size, NULL, 0) == -1)
4159         return (id) [NSNull null];
4160
4161     // XXX: just in case you request something ludicrous
4162     value[size] = '\0';
4163
4164     return [NSString stringWithCString:value];
4165 }
4166
4167 - (NSObject *) getIORegistryEntry:(NSString *)path :(NSString *)entry {
4168     NSObject *value(CYIOGetValue([path UTF8String], entry));
4169
4170     if (value != nil)
4171         if ([value isKindOfClass:[NSData class]])
4172             value = CYHex((NSData *) value);
4173
4174     return value;
4175 }
4176
4177 - (void) _setCydiaSource:(NSString *)source {
4178     @synchronized (HostConfig_) {
4179         CydiaSource_ = source;
4180         [Metadata_ setObject:source forKey:@"CydiaSource"];
4181     }
4182
4183     Changed_ = true;
4184 }
4185
4186 - (void) setCydiaSource:(NSString *)source {
4187     [self performSelectorOnMainThread:@selector(_setCydiaSource:) withObject:source waitUntilDone:NO];
4188 }
4189
4190 - (NSString *) cydiaSource {
4191     @synchronized (HostConfig_) {
4192         return (id) CydiaSource_ ?: [NSNull null];
4193     }
4194 }
4195
4196 - (NSArray *) getMetadataKeys {
4197 @synchronized (Values_) {
4198     return [Values_ allKeys];
4199 } }
4200
4201 - (id) getMetadataValue:(NSString *)key {
4202 @synchronized (Values_) {
4203     return [Values_ objectForKey:key];
4204 } }
4205
4206 - (void) setMetadataValue:(NSString *)key :(NSString *)value {
4207 @synchronized (Values_) {
4208     if (value == nil || value == (id) [WebUndefined undefined] || value == (id) [NSNull null])
4209         [Values_ removeObjectForKey:key];
4210     else
4211         [Values_ setObject:value forKey:key];
4212
4213     [delegate_ performSelectorOnMainThread:@selector(updateValues) withObject:nil waitUntilDone:YES];
4214 } }
4215
4216 - (id) getSessionValue:(NSString *)key {
4217 @synchronized (SessionData_) {
4218     return [SessionData_ objectForKey:key];
4219 } }
4220
4221 - (void) setSessionValue:(NSString *)key :(NSString *)value {
4222 @synchronized (SessionData_) {
4223     if (value == (id) [WebUndefined undefined])
4224         [SessionData_ removeObjectForKey:key];
4225     else
4226         [SessionData_ setObject:value forKey:key];
4227 } }
4228
4229 - (void) addBridgedHost:(NSString *)host {
4230 @synchronized (HostConfig_) {
4231     [BridgedHosts_ addObject:host];
4232 } }
4233
4234 - (void) addInsecureHost:(NSString *)host {
4235 @synchronized (HostConfig_) {
4236     [InsecureHosts_ addObject:host];
4237 } }
4238
4239 - (void) addTokenHost:(NSString *)host {
4240 @synchronized (HostConfig_) {
4241     [TokenHosts_ addObject:host];
4242 } }
4243
4244 - (void) addPipelinedHost:(NSString *)host scheme:(NSString *)scheme {
4245 @synchronized (HostConfig_) {
4246     if (scheme != (id) [WebUndefined undefined])
4247         host = [NSString stringWithFormat:@"%@:%@", [scheme lowercaseString], host];
4248
4249     [PipelinedHosts_ addObject:host];
4250 } }
4251
4252 - (void) popViewController:(NSNumber *)value {
4253     if (value == (id) [WebUndefined undefined])
4254         value = [NSNumber numberWithBool:YES];
4255     [indirect_ performSelectorOnMainThread:@selector(popViewControllerWithNumber:) withObject:value waitUntilDone:NO];
4256 }
4257
4258 - (void) addSource:(NSString *)href :(NSString *)distribution :(WebScriptObject *)sections {
4259     NSMutableArray *array([NSMutableArray arrayWithCapacity:[sections count]]);
4260
4261     for (NSString *section in sections)
4262         [array addObject:section];
4263
4264     [delegate_ performSelectorOnMainThread:@selector(addSource:) withObject:[NSMutableDictionary dictionaryWithObjectsAndKeys:
4265         @"deb", @"Type",
4266         href, @"URI",
4267         distribution, @"Distribution",
4268         array, @"Sections",
4269     nil] waitUntilDone:NO];
4270 }
4271
4272 - (void) addTrivialSource:(NSString *)href {
4273     [delegate_ performSelectorOnMainThread:@selector(addTrivialSource:) withObject:href waitUntilDone:NO];
4274 }
4275
4276 - (void) refreshSources {
4277     [delegate_ performSelectorOnMainThread:@selector(syncData) withObject:nil waitUntilDone:NO];
4278 }
4279
4280 - (void) saveConfig {
4281     [delegate_ performSelectorOnMainThread:@selector(_saveConfig) withObject:nil waitUntilDone:NO];
4282 }
4283
4284 - (NSArray *) getAllSources {
4285     return [[Database sharedInstance] sources];
4286 }
4287
4288 - (NSArray *) getInstalledPackages {
4289     Database *database([Database sharedInstance]);
4290 @synchronized (database) {
4291     NSArray *packages([database packages]);
4292     NSMutableArray *installed([NSMutableArray arrayWithCapacity:1024]);
4293     for (Package *package in packages)
4294         if (![package uninstalled])
4295             [installed addObject:package];
4296     return installed;
4297 } }
4298
4299 - (Package *) getPackageById:(NSString *)id {
4300     if (Package *package = [[Database sharedInstance] packageWithName:id]) {
4301         [package parse];
4302         return package;
4303     } else
4304         return (Package *) [NSNull null];
4305 }
4306
4307 - (NSString *) getLocaleIdentifier {
4308     return Locale_ == NULL ? (NSString *) [NSNull null] : (NSString *) CFLocaleGetIdentifier(Locale_);
4309 }
4310
4311 - (NSArray *) getPreferredLanguages {
4312     return Languages_;
4313 }
4314
4315 - (NSArray *) statfs:(NSString *)path {
4316     struct statfs stat;
4317
4318     if (path == nil || statfs([path UTF8String], &stat) == -1)
4319         return nil;
4320
4321     return [NSArray arrayWithObjects:
4322         [NSNumber numberWithUnsignedLong:stat.f_bsize],
4323         [NSNumber numberWithUnsignedLong:stat.f_blocks],
4324         [NSNumber numberWithUnsignedLong:stat.f_bfree],
4325     nil];
4326 }
4327
4328 - (NSNumber *) du:(NSString *)path {
4329     NSNumber *value(nil);
4330
4331     int fds[2];
4332     _assert(pipe(fds) != -1);
4333
4334     pid_t pid(ExecFork());
4335     if (pid == 0) {
4336         _assert(dup2(fds[1], 1) != -1);
4337         _assert(close(fds[0]) != -1);
4338         _assert(close(fds[1]) != -1);
4339         /* XXX: this should probably not use du */
4340         execl("/usr/libexec/cydia/du", "du", "-s", [path UTF8String], NULL);
4341         exit(1);
4342         _assert(false);
4343     }
4344
4345     _assert(close(fds[1]) != -1);
4346
4347     if (FILE *du = fdopen(fds[0], "r")) {
4348         char line[1024];
4349         while (fgets(line, sizeof(line), du) != NULL) {
4350             size_t length(strlen(line));
4351             while (length != 0 && line[length - 1] == '\n')
4352                 line[--length] = '\0';
4353             if (char *tab = strchr(line, '\t')) {
4354                 *tab = '\0';
4355                 value = [NSNumber numberWithUnsignedLong:strtoul(line, NULL, 0)];
4356             }
4357         }
4358
4359         fclose(du);
4360     } else _assert(close(fds[0]));
4361
4362     int status;
4363   wait:
4364     if (waitpid(pid, &status, 0) == -1)
4365         if (errno == EINTR)
4366             goto wait;
4367         else _assert(false);
4368
4369     return value;
4370 }
4371
4372 - (void) close {
4373     [indirect_ performSelectorOnMainThread:@selector(close) withObject:nil waitUntilDone:NO];
4374 }
4375
4376 - (void) installPackages:(NSArray *)packages {
4377     [delegate_ performSelectorOnMainThread:@selector(installPackages:) withObject:packages waitUntilDone:NO];
4378 }
4379
4380 - (NSString *) substitutePackageNames:(NSString *)message {
4381     NSMutableArray *words([[message componentsSeparatedByString:@" "] mutableCopy]);
4382     for (size_t i(0), e([words count]); i != e; ++i) {
4383         NSString *word([words objectAtIndex:i]);
4384         if (Package *package = [[Database sharedInstance] packageWithName:word])
4385             [words replaceObjectAtIndex:i withObject:[package name]];
4386     }
4387
4388     return [words componentsJoinedByString:@" "];
4389 }
4390
4391 - (void) removeButton {
4392     [indirect_ removeButton];
4393 }
4394
4395 - (void) setButtonImage:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4396     [indirect_ setButtonImage:button withStyle:style toFunction:function];
4397 }
4398
4399 - (void) setButtonTitle:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4400     [indirect_ setButtonTitle:button withStyle:style toFunction:function];
4401 }
4402
4403 - (void) setBadgeValue:(id)value {
4404     [indirect_ performSelectorOnMainThread:@selector(setBadgeValue:) withObject:value waitUntilDone:NO];
4405 }
4406
4407 - (void) setAllowsNavigationAction:(NSString *)value {
4408     [indirect_ performSelectorOnMainThread:@selector(setAllowsNavigationActionByNumber:) withObject:value waitUntilDone:NO];
4409 }
4410
4411 - (void) setHidesBackButton:(NSString *)value {
4412     [indirect_ performSelectorOnMainThread:@selector(setHidesBackButtonByNumber:) withObject:value waitUntilDone:NO];
4413 }
4414
4415 - (void) setHidesNavigationBar:(NSString *)value {
4416     [indirect_ performSelectorOnMainThread:@selector(setHidesNavigationBarByNumber:) withObject:value waitUntilDone:NO];
4417 }
4418
4419 - (void) setNavigationBarStyle:(NSString *)value {
4420     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarStyle:) withObject:value waitUntilDone:NO];
4421 }
4422
4423 - (void) setNavigationBarTintRed:(NSNumber *)red green:(NSNumber *)green blue:(NSNumber *)blue alpha:(NSNumber *)alpha {
4424     float opacity(alpha == (id) [WebUndefined undefined] ? 1 : [alpha floatValue]);
4425     UIColor *color([UIColor colorWithRed:[red floatValue] green:[green floatValue] blue:[blue floatValue] alpha:opacity]);
4426     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarTintColor:) withObject:color waitUntilDone:NO];
4427 }
4428
4429 - (void) setPasteboardString:(NSString *)value {
4430     [[objc_getClass("UIPasteboard") generalPasteboard] setString:value];
4431 }
4432
4433 - (void) setPasteboardURL:(NSString *)value {
4434     [[objc_getClass("UIPasteboard") generalPasteboard] setURL:[NSURL URLWithString:value]];
4435 }
4436
4437 - (void) _setToken:(NSString *)token {
4438     Token_ = token;
4439
4440     if (token == nil)
4441         [Metadata_ removeObjectForKey:@"Token"];
4442     else
4443         [Metadata_ setObject:Token_ forKey:@"Token"];
4444
4445     Changed_ = true;
4446 }
4447
4448 - (void) setToken:(NSString *)token {
4449     [self performSelectorOnMainThread:@selector(_setToken:) withObject:token waitUntilDone:NO];
4450 }
4451
4452 - (void) scrollToBottom:(NSNumber *)animated {
4453     [indirect_ performSelectorOnMainThread:@selector(scrollToBottomAnimated:) withObject:animated waitUntilDone:NO];
4454 }
4455
4456 - (void) setViewportWidth:(float)width {
4457     [indirect_ setViewportWidthOnMainThread:width];
4458 }
4459
4460 - (NSString *) stringWithFormat:(NSString *)format arguments:(WebScriptObject *)arguments {
4461     //NSLog(@"SWF:\"%@\" A:%@", format, [arguments description]);
4462     unsigned count([arguments count]);
4463     id values[count];
4464     for (unsigned i(0); i != count; ++i)
4465         values[i] = [arguments objectAtIndex:i];
4466     return [[[NSString alloc] initWithFormat:format arguments:reinterpret_cast<va_list>(values)] autorelease];
4467 }
4468
4469 - (NSString *) localizedStringForKey:(NSString *)key value:(NSString *)value table:(NSString *)table {
4470     if (reinterpret_cast<id>(value) == [WebUndefined undefined])
4471         value = nil;
4472     if (reinterpret_cast<id>(table) == [WebUndefined undefined])
4473         table = nil;
4474     return [[NSBundle mainBundle] localizedStringForKey:key value:value table:table];
4475 }
4476
4477 @end
4478 /* }}} */
4479
4480 @interface NSURL (CydiaSecure)
4481 @end
4482
4483 @implementation NSURL (CydiaSecure)
4484
4485 - (bool) isCydiaSecure {
4486     if ([[[self scheme] lowercaseString] isEqualToString:@"https"])
4487         return true;
4488
4489     @synchronized (HostConfig_) {
4490         if ([InsecureHosts_ containsObject:[self host]])
4491             return true;
4492     }
4493
4494     return false;
4495 }
4496
4497 @end
4498
4499 /* Cydia Browser Controller {{{ */
4500 @implementation CydiaWebViewController
4501
4502 - (NSURL *) navigationURL {
4503     return request_ == nil ? nil : [NSURL URLWithString:[NSString stringWithFormat:@"cydia://url/%@", [[request_ URL] absoluteString]]];
4504 }
4505
4506 + (void) _initialize {
4507     [super _initialize];
4508
4509     Diversions_ = [NSMutableSet setWithCapacity:0];
4510 }
4511
4512 + (void) addDiversion:(Diversion *)diversion {
4513     [Diversions_ addObject:diversion];
4514 }
4515
4516 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4517     [super webView:view didClearWindowObject:window forFrame:frame];
4518
4519     WebDataSource *source([frame dataSource]);
4520     NSURLResponse *response([source response]);
4521     NSURL *url([response URL]);
4522     NSString *scheme([[url scheme] lowercaseString]);
4523
4524     bool bridged(false);
4525
4526     @synchronized (HostConfig_) {
4527         if ([scheme isEqualToString:@"file"])
4528             bridged = true;
4529         else if ([scheme isEqualToString:@"https"])
4530             if ([BridgedHosts_ containsObject:[url host]])
4531                 bridged = true;
4532     }
4533
4534     if (bridged)
4535         [window setValue:cydia_ forKey:@"cydia"];
4536 }
4537
4538 - (void) _setupMail:(MFMailComposeViewController *)controller {
4539     [controller addAttachmentData:[NSData dataWithContentsOfFile:@"/tmp/cydia.log"] mimeType:@"text/plain" fileName:@"cydia.log"];
4540
4541     system("/usr/bin/dpkg -l >/tmp/dpkgl.log");
4542     [controller addAttachmentData:[NSData dataWithContentsOfFile:@"/tmp/dpkgl.log"] mimeType:@"text/plain" fileName:@"dpkgl.log"];
4543 }
4544
4545 - (NSURL *) URLWithURL:(NSURL *)url {
4546     return [Diversion divertURL:url];
4547 }
4548
4549 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
4550     NSURL *url([request URL]);
4551     NSString *host([url host]);
4552
4553     NSMutableURLRequest *copy([[super webView:view resource:resource willSendRequest:request redirectResponse:response fromDataSource:source] mutableCopy]);
4554
4555     if (System_ != NULL && [copy valueForHTTPHeaderField:@"X-System"] == nil)
4556         [copy setValue:System_ forHTTPHeaderField:@"X-System"];
4557     if (Machine_ != NULL && [copy valueForHTTPHeaderField:@"X-Machine"] == nil)
4558         [copy setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
4559
4560     bool token;
4561     @synchronized (HostConfig_) {
4562         token = [TokenHosts_ containsObject:host] || [BridgedHosts_ containsObject:host];
4563     }
4564
4565     if ([url isCydiaSecure] && token) {
4566         if (Token_ != nil && [copy valueForHTTPHeaderField:@"X-Cydia-Token"] == nil)
4567             [copy setValue:Token_ forHTTPHeaderField:@"X-Cydia-Token"];
4568         if (UniqueID_ != nil && [copy valueForHTTPHeaderField:@"X-Cydia-Id"] == nil)
4569             [copy setValue:UniqueID_ forHTTPHeaderField:@"X-Cydia-Id"];
4570     }
4571
4572     return copy;
4573 }
4574
4575 - (void) setDelegate:(id)delegate {
4576     [super setDelegate:delegate];
4577     [cydia_ setDelegate:delegate];
4578 }
4579
4580 - (NSString *) applicationNameForUserAgent {
4581     NSString *application([NSString stringWithFormat:@"Cydia/%@", Cydia_]);
4582
4583     if (Safari_ != nil)
4584         application = [NSString stringWithFormat:@"Safari/%@ %@", Safari_, application];
4585     if (Build_ != nil)
4586         application = [NSString stringWithFormat:@"Mobile/%@ %@", Build_, application];
4587     if (Product_ != nil)
4588         application = [NSString stringWithFormat:@"Version/%@ %@", Product_, application];
4589
4590     return application;
4591 }
4592
4593 - (id) init {
4594     if ((self = [super initWithWidth:0 ofClass:[CydiaWebViewController class]]) != nil) {
4595         cydia_ = [[[CydiaObject alloc] initWithDelegate:indirect_] autorelease];
4596     } return self;
4597 }
4598
4599 @end
4600
4601 @interface AppCacheController : CydiaWebViewController {
4602 }
4603
4604 @end
4605
4606 @implementation AppCacheController
4607
4608 - (void) didReceiveMemoryWarning {
4609 }
4610
4611 @end
4612 /* }}} */
4613
4614 // CydiaScript {{{
4615 @interface NSObject (CydiaScript)
4616 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context;
4617 @end
4618
4619 @implementation NSObject (CydiaScript)
4620
4621 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4622     return self;
4623 }
4624
4625 @end
4626
4627 @implementation NSArray (CydiaScript)
4628
4629 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4630     WebScriptObject *object([context evaluateWebScript:@"[]"]);
4631     for (size_t i(0), e([self count]); i != e; ++i)
4632         [object setWebScriptValueAtIndex:i value:[[self objectAtIndex:i] Cydia$webScriptObjectInContext:context]];
4633     return object;
4634 }
4635
4636 @end
4637
4638 @implementation NSDictionary (CydiaScript)
4639
4640 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4641     WebScriptObject *object([context evaluateWebScript:@"({})"]);
4642     for (id i in self)
4643         [object setValue:[[self objectForKey:i] Cydia$webScriptObjectInContext:context] forKey:i];
4644     return object;
4645 }
4646
4647 @end
4648 // }}}
4649
4650 /* Confirmation Controller {{{ */
4651 bool DepSubstrate(const pkgCache::VerIterator &iterator) {
4652     if (!iterator.end())
4653         for (pkgCache::DepIterator dep(iterator.DependsList()); !dep.end(); ++dep) {
4654             if (dep->Type != pkgCache::Dep::Depends && dep->Type != pkgCache::Dep::PreDepends)
4655                 continue;
4656             pkgCache::PkgIterator package(dep.TargetPkg());
4657             if (package.end())
4658                 continue;
4659             if (strcmp(package.Name(), "mobilesubstrate") == 0)
4660                 return true;
4661         }
4662
4663     return false;
4664 }
4665
4666 @protocol ConfirmationControllerDelegate
4667 - (void) cancelAndClear:(bool)clear;
4668 - (void) confirmWithNavigationController:(UINavigationController *)navigation;
4669 - (void) queue;
4670 @end
4671
4672 @interface ConfirmationController : CydiaWebViewController {
4673     _transient Database *database_;
4674
4675     _H<UIAlertView> essential_;
4676
4677     _H<NSDictionary> changes_;
4678     _H<NSMutableArray> issues_;
4679     _H<NSDictionary> sizes_;
4680
4681     BOOL substrate_;
4682 }
4683
4684 - (id) initWithDatabase:(Database *)database;
4685
4686 @end
4687
4688 @implementation ConfirmationController
4689
4690 - (void) complete {
4691     if (substrate_)
4692         RestartSubstrate_ = true;
4693     [delegate_ confirmWithNavigationController:[self navigationController]];
4694 }
4695
4696 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
4697     NSString *context([alert context]);
4698
4699     if ([context isEqualToString:@"remove"]) {
4700         if (button == [alert cancelButtonIndex])
4701             [self dismissModalViewControllerAnimated:YES];
4702         else if (button == [alert firstOtherButtonIndex]) {
4703             [self complete];
4704         }
4705
4706         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4707     } else if ([context isEqualToString:@"unable"]) {
4708         [self dismissModalViewControllerAnimated:YES];
4709         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4710     } else {
4711         [super alertView:alert clickedButtonAtIndex:button];
4712     }
4713 }
4714
4715 - (void) _doContinue {
4716     [delegate_ cancelAndClear:NO];
4717     [self dismissModalViewControllerAnimated:YES];
4718 }
4719
4720 - (id) invokeDefaultMethodWithArguments:(NSArray *)args {
4721     [self performSelectorOnMainThread:@selector(_doContinue) withObject:nil waitUntilDone:NO];
4722     return nil;
4723 }
4724
4725 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4726     [super webView:view didClearWindowObject:window forFrame:frame];
4727
4728     [window setValue:[[NSDictionary dictionaryWithObjectsAndKeys:
4729         (id) changes_, @"changes",
4730         (id) issues_, @"issues",
4731         (id) sizes_, @"sizes",
4732         self, @"queue",
4733     nil] Cydia$webScriptObjectInContext:window] forKey:@"cydiaConfirm"];
4734 }
4735
4736 - (id) initWithDatabase:(Database *)database {
4737     if ((self = [super init]) != nil) {
4738         database_ = database;
4739
4740         NSMutableArray *installs([NSMutableArray arrayWithCapacity:16]);
4741         NSMutableArray *reinstalls([NSMutableArray arrayWithCapacity:16]);
4742         NSMutableArray *upgrades([NSMutableArray arrayWithCapacity:16]);
4743         NSMutableArray *downgrades([NSMutableArray arrayWithCapacity:16]);
4744         NSMutableArray *removes([NSMutableArray arrayWithCapacity:16]);
4745
4746         bool remove(false);
4747
4748         pkgCacheFile &cache([database_ cache]);
4749         NSArray *packages([database_ packages]);
4750         pkgDepCache::Policy *policy([database_ policy]);
4751
4752         issues_ = [NSMutableArray arrayWithCapacity:4];
4753
4754         for (Package *package in packages) {
4755             pkgCache::PkgIterator iterator([package iterator]);
4756             NSString *name([package id]);
4757
4758             if ([package broken]) {
4759                 NSMutableArray *reasons([NSMutableArray arrayWithCapacity:4]);
4760
4761                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4762                     name, @"package",
4763                     reasons, @"reasons",
4764                 nil]];
4765
4766                 pkgCache::VerIterator ver(cache[iterator].InstVerIter(cache));
4767                 if (ver.end())
4768                     continue;
4769
4770                 for (pkgCache::DepIterator dep(ver.DependsList()); !dep.end(); ) {
4771                     pkgCache::DepIterator start;
4772                     pkgCache::DepIterator end;
4773                     dep.GlobOr(start, end); // ++dep
4774
4775                     if (!cache->IsImportantDep(end))
4776                         continue;
4777                     if ((cache[end] & pkgDepCache::DepGInstall) != 0)
4778                         continue;
4779
4780                     NSMutableArray *clauses([NSMutableArray arrayWithCapacity:4]);
4781
4782                     [reasons addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4783                         [NSString stringWithUTF8String:start.DepType()], @"relationship",
4784                         clauses, @"clauses",
4785                     nil]];
4786
4787                     _forever {
4788                         NSString *reason, *installed((NSString *) [WebUndefined undefined]);
4789
4790                         pkgCache::PkgIterator target(start.TargetPkg());
4791                         if (target->ProvidesList != 0)
4792                             reason = @"missing";
4793                         else {
4794                             pkgCache::VerIterator ver(cache[target].InstVerIter(cache));
4795                             if (!ver.end()) {
4796                                 reason = @"installed";
4797                                 installed = [NSString stringWithUTF8String:ver.VerStr()];
4798                             } else if (!cache[target].CandidateVerIter(cache).end())
4799                                 reason = @"uninstalled";
4800                             else if (target->ProvidesList == 0)
4801                                 reason = @"uninstallable";
4802                             else
4803                                 reason = @"virtual";
4804                         }
4805
4806                         NSDictionary *version(start.TargetVer() == 0 ? [NSNull null] : [NSDictionary dictionaryWithObjectsAndKeys:
4807                             [NSString stringWithUTF8String:start.CompType()], @"operator",
4808                             [NSString stringWithUTF8String:start.TargetVer()], @"value",
4809                         nil]);
4810
4811                         [clauses addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4812                             [NSString stringWithUTF8String:start.TargetPkg().Name()], @"package",
4813                             version, @"version",
4814                             reason, @"reason",
4815                             installed, @"installed",
4816                         nil]];
4817
4818                         // yes, seriously. (wtf?)
4819                         if (start == end)
4820                             break;
4821                         ++start;
4822                     }
4823                 }
4824             }
4825
4826             pkgDepCache::StateCache &state(cache[iterator]);
4827
4828             static Pcre special_r("^(firmware$|gsc\\.|cy\\+)");
4829
4830             if (state.NewInstall())
4831                 [installs addObject:name];
4832             // XXX: else if (state.Install())
4833             else if (!state.Delete() && (state.iFlags & pkgDepCache::ReInstall) == pkgDepCache::ReInstall)
4834                 [reinstalls addObject:name];
4835             // XXX: move before previous if
4836             else if (state.Upgrade())
4837                 [upgrades addObject:name];
4838             else if (state.Downgrade())
4839                 [downgrades addObject:name];
4840             else if (!state.Delete())
4841                 // XXX: _assert(state.Keep());
4842                 continue;
4843             else if (special_r(name))
4844                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4845                     [NSNull null], @"package",
4846                     [NSArray arrayWithObjects:
4847                         [NSDictionary dictionaryWithObjectsAndKeys:
4848                             @"Conflicts", @"relationship",
4849                             [NSArray arrayWithObjects:
4850                                 [NSDictionary dictionaryWithObjectsAndKeys:
4851                                     name, @"package",
4852                                     [NSNull null], @"version",
4853                                     @"installed", @"reason",
4854                                 nil],
4855                             nil], @"clauses",
4856                         nil],
4857                     nil], @"reasons",
4858                 nil]];
4859             else {
4860                 if ([package essential])
4861                     remove = true;
4862                 [removes addObject:name];
4863             }
4864
4865             substrate_ |= DepSubstrate(policy->GetCandidateVer(iterator));
4866             substrate_ |= DepSubstrate(iterator.CurrentVer());
4867         }
4868
4869         if (!remove)
4870             essential_ = nil;
4871         else if (Advanced_) {
4872             NSString *parenthetical(UCLocalize("PARENTHETICAL"));
4873
4874             essential_ = [[[UIAlertView alloc]
4875                 initWithTitle:UCLocalize("REMOVING_ESSENTIALS")
4876                 message:UCLocalize("REMOVING_ESSENTIALS_EX")
4877                 delegate:self
4878                 cancelButtonTitle:[NSString stringWithFormat:parenthetical, UCLocalize("CANCEL_OPERATION"), UCLocalize("SAFE")]
4879                 otherButtonTitles:
4880                     [NSString stringWithFormat:parenthetical, UCLocalize("FORCE_REMOVAL"), UCLocalize("UNSAFE")],
4881                 nil
4882             ] autorelease];
4883
4884             [essential_ setContext:@"remove"];
4885         } else {
4886             essential_ = [[[UIAlertView alloc]
4887                 initWithTitle:UCLocalize("UNABLE_TO_COMPLY")
4888                 message:UCLocalize("UNABLE_TO_COMPLY_EX")
4889                 delegate:self
4890                 cancelButtonTitle:UCLocalize("OKAY")
4891                 otherButtonTitles:nil
4892             ] autorelease];
4893
4894             [essential_ setContext:@"unable"];
4895         }
4896
4897         changes_ = [NSDictionary dictionaryWithObjectsAndKeys:
4898             installs, @"installs",
4899             reinstalls, @"reinstalls",
4900             upgrades, @"upgrades",
4901             downgrades, @"downgrades",
4902             removes, @"removes",
4903         nil];
4904
4905         sizes_ = [NSDictionary dictionaryWithObjectsAndKeys:
4906             [NSNumber numberWithInteger:[database_ fetcher].FetchNeeded()], @"downloading",
4907             [NSNumber numberWithInteger:[database_ fetcher].PartialPresent()], @"resuming",
4908         nil];
4909
4910         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/confirm/", UI_]]];
4911     } return self;
4912 }
4913
4914 - (UIBarButtonItem *) leftButton {
4915     return [[[UIBarButtonItem alloc]
4916         initWithTitle:UCLocalize("CANCEL")
4917         style:UIBarButtonItemStylePlain
4918         target:self
4919         action:@selector(cancelButtonClicked)
4920     ] autorelease];
4921 }
4922
4923 #if !AlwaysReload
4924 - (void) applyRightButton {
4925     if ([issues_ count] == 0 && ![self isLoading])
4926         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
4927             initWithTitle:UCLocalize("CONFIRM")
4928             style:UIBarButtonItemStyleDone
4929             target:self
4930             action:@selector(confirmButtonClicked)
4931         ] autorelease]];
4932     else
4933         [[self navigationItem] setRightBarButtonItem:nil];
4934 }
4935 #endif
4936
4937 - (void) cancelButtonClicked {
4938     [self dismissModalViewControllerAnimated:YES];
4939     [delegate_ cancelAndClear:YES];
4940 }
4941
4942 #if !AlwaysReload
4943 - (void) confirmButtonClicked {
4944     if (essential_ != nil)
4945         [essential_ show];
4946     else
4947         [self complete];
4948 }
4949 #endif
4950
4951 @end
4952 /* }}} */
4953
4954 /* Progress Data {{{ */
4955 @interface CydiaProgressData : NSObject {
4956     _transient id delegate_;
4957
4958     bool running_;
4959     float percent_;
4960
4961     float current_;
4962     float total_;
4963     float speed_;
4964
4965     _H<NSMutableArray> events_;
4966     _H<NSString> title_;
4967
4968     _H<NSString> status_;
4969     _H<NSString> finish_;
4970 }
4971
4972 @end
4973
4974 @implementation CydiaProgressData
4975
4976 + (NSArray *) _attributeKeys {
4977     return [NSArray arrayWithObjects:
4978         @"current",
4979         @"events",
4980         @"finish",
4981         @"percent",
4982         @"running",
4983         @"speed",
4984         @"title",
4985         @"total",
4986     nil];
4987 }
4988
4989 - (NSArray *) attributeKeys {
4990     return [[self class] _attributeKeys];
4991 }
4992
4993 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
4994     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
4995 }
4996
4997 - (id) init {
4998     if ((self = [super init]) != nil) {
4999         events_ = [NSMutableArray arrayWithCapacity:32];
5000     } return self;
5001 }
5002
5003 - (void) setDelegate:(id)delegate {
5004     delegate_ = delegate;
5005 }
5006
5007 - (void) setPercent:(float)value {
5008     percent_ = value;
5009 }
5010
5011 - (NSNumber *) percent {
5012     return [NSNumber numberWithFloat:percent_];
5013 }
5014
5015 - (void) setCurrent:(float)value {
5016     current_ = value;
5017 }
5018
5019 - (NSNumber *) current {
5020     return [NSNumber numberWithFloat:current_];
5021 }
5022
5023 - (void) setTotal:(float)value {
5024     total_ = value;
5025 }
5026
5027 - (NSNumber *) total {
5028     return [NSNumber numberWithFloat:total_];
5029 }
5030
5031 - (void) setSpeed:(float)value {
5032     speed_ = value;
5033 }
5034
5035 - (NSNumber *) speed {
5036     return [NSNumber numberWithFloat:speed_];
5037 }
5038
5039 - (NSArray *) events {
5040     return events_;
5041 }
5042
5043 - (void) removeAllEvents {
5044     [events_ removeAllObjects];
5045 }
5046
5047 - (void) addEvent:(CydiaProgressEvent *)event {
5048     [events_ addObject:event];
5049 }
5050
5051 - (void) setTitle:(NSString *)text {
5052     title_ = text;
5053 }
5054
5055 - (NSString *) title {
5056     return title_;
5057 }
5058
5059 - (void) setFinish:(NSString *)text {
5060     finish_ = text;
5061 }
5062
5063 - (NSString *) finish {
5064     return (id) finish_ ?: [NSNull null];
5065 }
5066
5067 - (void) setRunning:(bool)running {
5068     running_ = running;
5069 }
5070
5071 - (NSNumber *) running {
5072     return running_ ? (NSNumber *) kCFBooleanTrue : (NSNumber *) kCFBooleanFalse;
5073 }
5074
5075 @end
5076 /* }}} */
5077 /* Progress Controller {{{ */
5078 @interface ProgressController : CydiaWebViewController <
5079     ProgressDelegate
5080 > {
5081     _transient Database *database_;
5082     _H<CydiaProgressData, 1> progress_;
5083     unsigned cancel_;
5084 }
5085
5086 - (id) initWithDatabase:(Database *)database delegate:(id)delegate;
5087
5088 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title;
5089
5090 - (void) setTitle:(NSString *)title;
5091 - (void) setCancellable:(bool)cancellable;
5092
5093 @end
5094
5095 @implementation ProgressController
5096
5097 - (void) dealloc {
5098     [database_ setProgressDelegate:nil];
5099     [super dealloc];
5100 }
5101
5102 - (UIBarButtonItem *) leftButton {
5103     return cancel_ == 1 ? [[[UIBarButtonItem alloc]
5104         initWithTitle:UCLocalize("CANCEL")
5105         style:UIBarButtonItemStylePlain
5106         target:self
5107         action:@selector(cancel)
5108     ] autorelease] : nil;
5109 }
5110
5111 - (void) updateCancel {
5112     [super applyLeftButton];
5113 }
5114
5115 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
5116     if ((self = [super init]) != nil) {
5117         database_ = database;
5118         delegate_ = delegate;
5119
5120         [database_ setProgressDelegate:self];
5121
5122         progress_ = [[[CydiaProgressData alloc] init] autorelease];
5123         [progress_ setDelegate:self];
5124
5125         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/progress/", UI_]]];
5126
5127         [scroller_ setBackgroundColor:[UIColor blackColor]];
5128
5129         [[self navigationItem] setHidesBackButton:YES];
5130
5131         [self updateCancel];
5132     } return self;
5133 }
5134
5135 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
5136     [super webView:view didClearWindowObject:window forFrame:frame];
5137     [window setValue:progress_ forKey:@"cydiaProgress"];
5138 }
5139
5140 - (void) updateProgress {
5141     [self dispatchEvent:@"CydiaProgressUpdate"];
5142 }
5143
5144 - (void) viewWillAppear:(BOOL)animated {
5145     [[[self navigationController] navigationBar] setBarStyle:UIBarStyleBlack];
5146     [super viewWillAppear:animated];
5147 }
5148
5149 - (void) close {
5150     UpdateExternalStatus(0);
5151
5152     if (Finish_ > 1)
5153         [delegate_ saveState];
5154
5155     switch (Finish_) {
5156         case 0:
5157             [delegate_ returnToCydia];
5158         break;
5159
5160         case 1:
5161             [delegate_ terminateWithSuccess];
5162             /*if ([delegate_ respondsToSelector:@selector(suspendWithAnimation:)])
5163                 [delegate_ suspendWithAnimation:YES];
5164             else
5165                 [delegate_ suspend];*/
5166         break;
5167
5168         case 2:
5169             _trace();
5170             goto reload;
5171
5172         case 3:
5173             _trace();
5174             goto reload;
5175
5176         reload:
5177             system("/usr/bin/sbreload");
5178             _trace();
5179         break;
5180
5181         case 4:
5182             _trace();
5183             if (void (*SBReboot)(mach_port_t) = reinterpret_cast<void (*)(mach_port_t)>(dlsym(RTLD_DEFAULT, "SBReboot")))
5184                 SBReboot(SBSSpringBoardServerPort());
5185             else
5186                 reboot2(RB_AUTOBOOT);
5187         break;
5188     }
5189
5190     [super close];
5191 }
5192
5193 - (void) setTitle:(NSString *)title {
5194     [progress_ setTitle:title];
5195     [self updateProgress];
5196 }
5197
5198 - (UIBarButtonItem *) rightButton {
5199     return [[progress_ running] boolValue] ? [super rightButton] : [[[UIBarButtonItem alloc]
5200         initWithTitle:UCLocalize("CLOSE")
5201         style:UIBarButtonItemStylePlain
5202         target:self
5203         action:@selector(close)
5204     ] autorelease];
5205 }
5206
5207 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title {
5208     UpdateExternalStatus(1);
5209
5210     [progress_ setRunning:true];
5211     [self setTitle:title];
5212     // implicit updateProgress
5213
5214     SHA1SumValue notifyconf; {
5215         FileFd file;
5216         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5217             _error->Discard();
5218         else {
5219             MMap mmap(file, MMap::ReadOnly);
5220             SHA1Summation sha1;
5221             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5222             notifyconf = sha1.Result();
5223         }
5224     }
5225
5226     SHA1SumValue springlist; {
5227         FileFd file;
5228         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5229             _error->Discard();
5230         else {
5231             MMap mmap(file, MMap::ReadOnly);
5232             SHA1Summation sha1;
5233             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5234             springlist = sha1.Result();
5235         }
5236     }
5237
5238     if (invocation != nil) {
5239         [invocation yieldToSelector:@selector(invoke)];
5240         [self setTitle:@"COMPLETE"];
5241     }
5242
5243     if (Finish_ < 4) {
5244         FileFd file;
5245         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5246             _error->Discard();
5247         else {
5248             MMap mmap(file, MMap::ReadOnly);
5249             SHA1Summation sha1;
5250             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5251             if (!(notifyconf == sha1.Result()))
5252                 Finish_ = 4;
5253         }
5254     }
5255
5256     if (Finish_ < 3) {
5257         FileFd file;
5258         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5259             _error->Discard();
5260         else {
5261             MMap mmap(file, MMap::ReadOnly);
5262             SHA1Summation sha1;
5263             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5264             if (!(springlist == sha1.Result()))
5265                 Finish_ = 3;
5266         }
5267     }
5268
5269     if (Finish_ < 2) {
5270         if (RestartSubstrate_)
5271             Finish_ = 2;
5272     }
5273
5274     RestartSubstrate_ = false;
5275
5276     switch (Finish_) {
5277         case 0: [progress_ setFinish:UCLocalize("RETURN_TO_CYDIA")]; break; /* XXX: Maybe UCLocalize("DONE")? */
5278         case 1: [progress_ setFinish:UCLocalize("CLOSE_CYDIA")]; break;
5279         case 2: [progress_ setFinish:UCLocalize("RESTART_SPRINGBOARD")]; break;
5280         case 3: [progress_ setFinish:UCLocalize("RELOAD_SPRINGBOARD")]; break;
5281         case 4: [progress_ setFinish:UCLocalize("REBOOT_DEVICE")]; break;
5282     }
5283
5284     _trace();
5285     system("su -c /usr/bin/uicache mobile");
5286     _trace();
5287
5288     UpdateExternalStatus(Finish_ == 0 ? 0 : 2);
5289
5290     [progress_ setRunning:false];
5291     [self updateProgress];
5292
5293     [self applyRightButton];
5294 }
5295
5296 - (void) addProgressEvent:(CydiaProgressEvent *)event {
5297     [progress_ addEvent:event];
5298     [self updateProgress];
5299 }
5300
5301 - (bool) isProgressCancelled {
5302     return cancel_ == 2;
5303 }
5304
5305 - (void) cancel {
5306     cancel_ = 2;
5307     [self updateCancel];
5308 }
5309
5310 - (void) setCancellable:(bool)cancellable {
5311     unsigned cancel(cancel_);
5312
5313     if (!cancellable)
5314         cancel_ = 0;
5315     else if (cancel_ == 0)
5316         cancel_ = 1;
5317
5318     if (cancel != cancel_)
5319         [self updateCancel];
5320 }
5321
5322 - (void) setProgressCancellable:(NSNumber *)cancellable {
5323     [self setCancellable:[cancellable boolValue]];
5324 }
5325
5326 - (void) setProgressPercent:(NSNumber *)percent {
5327     [progress_ setPercent:[percent floatValue]];
5328     [self updateProgress];
5329 }
5330
5331 - (void) setProgressStatus:(NSDictionary *)status {
5332     if (status == nil) {
5333         [progress_ setCurrent:0];
5334         [progress_ setTotal:0];
5335         [progress_ setSpeed:0];
5336     } else {
5337         [progress_ setPercent:[[status objectForKey:@"Percent"] floatValue]];
5338
5339         [progress_ setCurrent:[[status objectForKey:@"Current"] floatValue]];
5340         [progress_ setTotal:[[status objectForKey:@"Total"] floatValue]];
5341         [progress_ setSpeed:[[status objectForKey:@"Speed"] floatValue]];
5342     }
5343
5344     [self updateProgress];
5345 }
5346
5347 @end
5348 /* }}} */
5349
5350 /* Package Cell {{{ */
5351 @interface PackageCell : CyteTableViewCell <
5352     CyteTableViewCellDelegate
5353 > {
5354     _H<UIImage> icon_;
5355     _H<NSString> name_;
5356     _H<NSString> description_;
5357     bool commercial_;
5358     _H<NSString> source_;
5359     _H<UIImage> badge_;
5360     _H<UIImage> placard_;
5361     bool summarized_;
5362 }
5363
5364 - (PackageCell *) init;
5365 - (void) setPackage:(Package *)package asSummary:(bool)summary;
5366
5367 - (void) drawContentRect:(CGRect)rect;
5368
5369 @end
5370
5371 @implementation PackageCell
5372
5373 - (PackageCell *) init {
5374     CGRect frame(CGRectMake(0, 0, 320, 74));
5375     if ((self = [super initWithFrame:frame reuseIdentifier:@"Package"]) != nil) {
5376         UIView *content([self contentView]);
5377         CGRect bounds([content bounds]);
5378
5379         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
5380         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5381         [content addSubview:content_];
5382
5383         [content_ setDelegate:self];
5384         [content_ setOpaque:YES];
5385     } return self;
5386 }
5387
5388 - (NSString *) accessibilityLabel {
5389     return [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), (id) name_, (id) description_];
5390 }
5391
5392 - (void) setPackage:(Package *)package asSummary:(bool)summary {
5393     summarized_ = summary;
5394
5395     icon_ = nil;
5396     name_ = nil;
5397     description_ = nil;
5398     source_ = nil;
5399     badge_ = nil;
5400     placard_ = nil;
5401
5402     if (package == nil)
5403         [content_ setBackgroundColor:[UIColor whiteColor]];
5404     else {
5405         [package parse];
5406
5407         Source *source = [package source];
5408
5409         icon_ = [package icon];
5410
5411         if (NSString *name = [package name])
5412             name_ = [NSString stringWithString:name];
5413
5414         NSString *description(nil);
5415
5416         if (description == nil && IsWildcat_)
5417             description = [package longDescription];
5418         if (description == nil)
5419             description = [package shortDescription];
5420
5421         if (description != nil)
5422             description_ = [NSString stringWithString:description];
5423
5424         commercial_ = [package isCommercial];
5425
5426         NSString *label = nil;
5427         bool trusted = false;
5428
5429         if (source != nil) {
5430             label = [source label];
5431             trusted = [source trusted];
5432         } else if ([[package id] isEqualToString:@"firmware"])
5433             label = UCLocalize("APPLE");
5434         else
5435             label = [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("UNKNOWN"), UCLocalize("LOCAL")];
5436
5437         NSString *from(label);
5438
5439         NSString *section = [package simpleSection];
5440         if (section != nil && ![section isEqualToString:label]) {
5441             section = [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
5442             from = [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), from, section];
5443         }
5444
5445         source_ = [NSString stringWithFormat:UCLocalize("FROM"), from];
5446
5447         if (NSString *purpose = [package primaryPurpose])
5448             badge_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Purposes/%@.png", App_, purpose]];
5449
5450         UIColor *color;
5451         NSString *placard;
5452
5453         if (NSString *mode = [package mode]) {
5454             if ([mode isEqualToString:@"REMOVE"] || [mode isEqualToString:@"PURGE"]) {
5455                 color = RemovingColor_;
5456                 //placard = @"removing";
5457             } else {
5458                 color = InstallingColor_;
5459                 //placard = @"installing";
5460             }
5461
5462             // XXX: the removing/installing placards are not @2x
5463             placard = nil;
5464         } else {
5465             color = [UIColor whiteColor];
5466
5467             if ([package installed] != nil)
5468                 placard = @"installed";
5469             else
5470                 placard = nil;
5471         }
5472
5473         [content_ setBackgroundColor:color];
5474
5475         if (placard != nil)
5476             placard_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/%@.png", App_, placard]];
5477     }
5478
5479     [self setNeedsDisplay];
5480     [content_ setNeedsDisplay];
5481 }
5482
5483 - (void) drawSummaryContentRect:(CGRect)rect {
5484     bool highlighted(highlighted_);
5485     float width([self bounds].size.width);
5486
5487     if (icon_ != nil) {
5488         CGRect rect;
5489         rect.size = [(UIImage *) icon_ size];
5490
5491         while (rect.size.width > 16 || rect.size.height > 16) {
5492             rect.size.width /= 2;
5493             rect.size.height /= 2;
5494         }
5495
5496         rect.origin.x = 18 - rect.size.width / 2;
5497         rect.origin.y = 18 - rect.size.height / 2;
5498
5499         [icon_ drawInRect:rect];
5500     }
5501
5502     if (badge_ != nil) {
5503         CGRect rect;
5504         rect.size = [(UIImage *) badge_ size];
5505
5506         rect.size.width /= 4;
5507         rect.size.height /= 4;
5508
5509         rect.origin.x = 23 - rect.size.width / 2;
5510         rect.origin.y = 23 - rect.size.height / 2;
5511
5512         [badge_ drawInRect:rect];
5513     }
5514
5515     if (highlighted)
5516         UISetColor(White_);
5517
5518     if (!highlighted)
5519         UISetColor(commercial_ ? Purple_ : Black_);
5520     [name_ drawAtPoint:CGPointMake(36, 8) forWidth:(width - (placard_ == nil ? 68 : 94)) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5521
5522     if (placard_ != nil)
5523         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
5524 }
5525
5526 - (void) drawNormalContentRect:(CGRect)rect {
5527     bool highlighted(highlighted_);
5528     float width([self bounds].size.width);
5529
5530     if (icon_ != nil) {
5531         CGRect rect;
5532         rect.size = [(UIImage *) icon_ size];
5533
5534         while (rect.size.width > 32 || rect.size.height > 32) {
5535             rect.size.width /= 2;
5536             rect.size.height /= 2;
5537         }
5538
5539         rect.origin.x = 25 - rect.size.width / 2;
5540         rect.origin.y = 25 - rect.size.height / 2;
5541
5542         [icon_ drawInRect:rect];
5543     }
5544
5545     if (badge_ != nil) {
5546         CGRect rect;
5547         rect.size = [(UIImage *) badge_ size];
5548
5549         rect.size.width /= 2;
5550         rect.size.height /= 2;
5551
5552         rect.origin.x = 36 - rect.size.width / 2;
5553         rect.origin.y = 36 - rect.size.height / 2;
5554
5555         [badge_ drawInRect:rect];
5556     }
5557
5558     if (highlighted)
5559         UISetColor(White_);
5560
5561     if (!highlighted)
5562         UISetColor(commercial_ ? Purple_ : Black_);
5563     [name_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - (placard_ == nil ? 80 : 106)) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5564     [source_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
5565
5566     if (!highlighted)
5567         UISetColor(commercial_ ? Purplish_ : Gray_);
5568     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:(width - 46) withFont:Font14_ lineBreakMode:UILineBreakModeTailTruncation];
5569
5570     if (placard_ != nil)
5571         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
5572 }
5573
5574 - (void) drawContentRect:(CGRect)rect {
5575     if (summarized_)
5576         [self drawSummaryContentRect:rect];
5577     else
5578         [self drawNormalContentRect:rect];
5579 }
5580
5581 @end
5582 /* }}} */
5583 /* Section Cell {{{ */
5584 @interface SectionCell : CyteTableViewCell <
5585     CyteTableViewCellDelegate
5586 > {
5587     _H<NSString> basic_;
5588     _H<NSString> section_;
5589     _H<NSString> name_;
5590     _H<NSString> count_;
5591     _H<UIImage> icon_;
5592     _H<UISwitch> switch_;
5593     BOOL editing_;
5594 }
5595
5596 - (void) setSection:(Section *)section editing:(BOOL)editing;
5597
5598 @end
5599
5600 @implementation SectionCell
5601
5602 - (id) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
5603     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
5604         icon_ = [UIImage applicationImageNamed:@"folder.png"];
5605         switch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(218, 9, 60, 25)] autorelease];
5606         [switch_ addTarget:self action:@selector(onSwitch:) forEvents:UIControlEventValueChanged];
5607
5608         UIView *content([self contentView]);
5609         CGRect bounds([content bounds]);
5610
5611         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
5612         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5613         [content addSubview:content_];
5614         [content_ setBackgroundColor:[UIColor whiteColor]];
5615
5616         [content_ setDelegate:self];
5617     } return self;
5618 }
5619
5620 - (void) onSwitch:(id)sender {
5621     NSMutableDictionary *metadata([Sections_ objectForKey:basic_]);
5622     if (metadata == nil) {
5623         metadata = [NSMutableDictionary dictionaryWithCapacity:2];
5624         [Sections_ setObject:metadata forKey:basic_];
5625     }
5626
5627     [metadata setObject:[NSNumber numberWithBool:([switch_ isOn] == NO)] forKey:@"Hidden"];
5628     Changed_ = true;
5629 }
5630
5631 - (void) setSection:(Section *)section editing:(BOOL)editing {
5632     if (editing != editing_) {
5633         if (editing_)
5634             [switch_ removeFromSuperview];
5635         else
5636             [self addSubview:switch_];
5637         editing_ = editing;
5638     }
5639
5640     basic_ = nil;
5641     section_ = nil;
5642     name_ = nil;
5643     count_ = nil;
5644
5645     if (section == nil) {
5646         name_ = UCLocalize("ALL_PACKAGES");
5647         count_ = nil;
5648     } else {
5649         basic_ = [section name];
5650         section_ = [section localized];
5651
5652         name_  = section_ == nil || [section_ length] == 0 ? UCLocalize("NO_SECTION") : (NSString *) section_;
5653         count_ = [NSString stringWithFormat:@"%d", [section count]];
5654
5655         if (editing_)
5656             [switch_ setOn:(isSectionVisible(basic_) ? 1 : 0) animated:NO];
5657     }
5658
5659     [self setAccessoryType:editing ? UITableViewCellAccessoryNone : UITableViewCellAccessoryDisclosureIndicator];
5660     [self setSelectionStyle:editing ? UITableViewCellSelectionStyleNone : UITableViewCellSelectionStyleBlue];
5661
5662     [content_ setNeedsDisplay];
5663 }
5664
5665 - (void) setFrame:(CGRect)frame {
5666     [super setFrame:frame];
5667
5668     CGRect rect([switch_ frame]);
5669     [switch_ setFrame:CGRectMake(frame.size.width - 102, 9, rect.size.width, rect.size.height)];
5670 }
5671
5672 - (NSString *) accessibilityLabel {
5673     return name_;
5674 }
5675
5676 - (void) drawContentRect:(CGRect)rect {
5677     bool highlighted(highlighted_ && !editing_);
5678
5679     [icon_ drawInRect:CGRectMake(8, 7, 32, 32)];
5680
5681     if (highlighted)
5682         UISetColor(White_);
5683
5684     float width(rect.size.width);
5685     if (editing_)
5686         width -= 87;
5687
5688     if (!highlighted)
5689         UISetColor(Black_);
5690     [name_ drawAtPoint:CGPointMake(48, 9) forWidth:(width - 70) withFont:Font22Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5691
5692     CGSize size = [count_ sizeWithFont:Font14_];
5693
5694     UISetColor(White_);
5695     if (count_ != nil)
5696         [count_ drawAtPoint:CGPointMake(13 + (29 - size.width) / 2, 16) withFont:Font12Bold_];
5697 }
5698
5699 @end
5700 /* }}} */
5701
5702 /* File Table {{{ */
5703 @interface FileTable : CyteViewController <
5704     UITableViewDataSource,
5705     UITableViewDelegate
5706 > {
5707     _transient Database *database_;
5708     _H<Package> package_;
5709     _H<NSString> name_;
5710     _H<NSMutableArray> files_;
5711     _H<UITableView, 2> list_;
5712 }
5713
5714 - (id) initWithDatabase:(Database *)database;
5715 - (void) setPackage:(Package *)package;
5716
5717 @end
5718
5719 @implementation FileTable
5720
5721 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
5722     return files_ == nil ? 0 : [files_ count];
5723 }
5724
5725 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
5726     return 24.0f;
5727 }*/
5728
5729 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
5730     static NSString *reuseIdentifier = @"Cell";
5731
5732     UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
5733     if (cell == nil) {
5734         cell = [[[UITableViewCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
5735         [cell setFont:[UIFont systemFontOfSize:16]];
5736     }
5737     [cell setText:[files_ objectAtIndex:indexPath.row]];
5738     [cell setSelectionStyle:UITableViewCellSelectionStyleNone];
5739
5740     return cell;
5741 }
5742
5743 - (NSURL *) navigationURL {
5744     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/files", [package_ id]]];
5745 }
5746
5747 - (void) loadView {
5748     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
5749
5750     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds]] autorelease];
5751     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5752     [list_ setRowHeight:24.0f];
5753     [(UITableView *) list_ setDataSource:self];
5754     [list_ setDelegate:self];
5755     [[self view] addSubview:list_];
5756 }
5757
5758 - (void) viewDidLoad {
5759     [super viewDidLoad];
5760
5761     [[self navigationItem] setTitle:UCLocalize("INSTALLED_FILES")];
5762 }
5763
5764 - (void) releaseSubviews {
5765     list_ = nil;
5766
5767     package_ = nil;
5768     files_ = nil;
5769
5770     [super releaseSubviews];
5771 }
5772
5773 - (id) initWithDatabase:(Database *)database {
5774     if ((self = [super init]) != nil) {
5775         database_ = database;
5776     } return self;
5777 }
5778
5779 - (void) setPackage:(Package *)package {
5780     package_ = nil;
5781     name_ = nil;
5782
5783     files_ = [NSMutableArray arrayWithCapacity:32];
5784
5785     if (package != nil) {
5786         package_ = package;
5787         name_ = [package id];
5788
5789         if (NSArray *files = [package files])
5790             [files_ addObjectsFromArray:files];
5791
5792         if ([files_ count] != 0) {
5793             if ([[files_ objectAtIndex:0] isEqualToString:@"/."])
5794                 [files_ removeObjectAtIndex:0];
5795             [files_ sortUsingSelector:@selector(compareByPath:)];
5796
5797             NSMutableArray *stack = [NSMutableArray arrayWithCapacity:8];
5798             [stack addObject:@"/"];
5799
5800             for (int i(0), e([files_ count]); i != e; ++i) {
5801                 NSString *file = [files_ objectAtIndex:i];
5802                 while (![file hasPrefix:[stack lastObject]])
5803                     [stack removeLastObject];
5804                 NSString *directory = [stack lastObject];
5805                 [stack addObject:[file stringByAppendingString:@"/"]];
5806                 [files_ replaceObjectAtIndex:i withObject:[NSString stringWithFormat:@"%*s%@",
5807                     ([stack count] - 2) * 3, "",
5808                     [file substringFromIndex:[directory length]]
5809                 ]];
5810             }
5811         }
5812     }
5813
5814     [list_ reloadData];
5815 }
5816
5817 - (void) reloadData {
5818     [super reloadData];
5819
5820     [self setPackage:[database_ packageWithName:name_]];
5821 }
5822
5823 @end
5824 /* }}} */
5825 /* Package Controller {{{ */
5826 @interface CYPackageController : CydiaWebViewController <
5827     UIActionSheetDelegate
5828 > {
5829     _transient Database *database_;
5830     _H<Package> package_;
5831     _H<NSString> name_;
5832     bool commercial_;
5833     _H<NSMutableArray> buttons_;
5834     _H<UIBarButtonItem> button_;
5835 }
5836
5837 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name;
5838
5839 @end
5840
5841 @implementation CYPackageController
5842
5843 - (NSURL *) navigationURL {
5844     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@", (id) name_]];
5845 }
5846
5847 /* XXX: this is not safe at all... localization of /fail/ */
5848 - (void) _clickButtonWithName:(NSString *)name {
5849     if ([name isEqualToString:UCLocalize("CLEAR")])
5850         [delegate_ clearPackage:package_];
5851     else if ([name isEqualToString:UCLocalize("INSTALL")])
5852         [delegate_ installPackage:package_];
5853     else if ([name isEqualToString:UCLocalize("REINSTALL")])
5854         [delegate_ installPackage:package_];
5855     else if ([name isEqualToString:UCLocalize("REMOVE")])
5856         [delegate_ removePackage:package_];
5857     else if ([name isEqualToString:UCLocalize("UPGRADE")])
5858         [delegate_ installPackage:package_];
5859     else _assert(false);
5860 }
5861
5862 - (void) actionSheet:(UIActionSheet *)sheet clickedButtonAtIndex:(NSInteger)button {
5863     NSString *context([sheet context]);
5864
5865     if ([context isEqualToString:@"modify"]) {
5866         if (button != [sheet cancelButtonIndex]) {
5867             NSString *buttonName = [buttons_ objectAtIndex:button];
5868             [self _clickButtonWithName:buttonName];
5869         }
5870
5871         [sheet dismissWithClickedButtonIndex:-1 animated:YES];
5872     }
5873 }
5874
5875 - (bool) _allowJavaScriptPanel {
5876     return commercial_;
5877 }
5878
5879 #if !AlwaysReload
5880 - (void) _customButtonClicked {
5881     int count([buttons_ count]);
5882     if (count == 0)
5883         return;
5884
5885     if (count == 1)
5886         [self _clickButtonWithName:[buttons_ objectAtIndex:0]];
5887     else {
5888         NSMutableArray *buttons = [NSMutableArray arrayWithCapacity:count];
5889         [buttons addObjectsFromArray:buttons_];
5890
5891         UIActionSheet *sheet = [[[UIActionSheet alloc]
5892             initWithTitle:nil
5893             delegate:self
5894             cancelButtonTitle:nil
5895             destructiveButtonTitle:nil
5896             otherButtonTitles:nil
5897         ] autorelease];
5898
5899         for (NSString *button in buttons) [sheet addButtonWithTitle:button];
5900         if (!IsWildcat_) {
5901            [sheet addButtonWithTitle:UCLocalize("CANCEL")];
5902            [sheet setCancelButtonIndex:[sheet numberOfButtons] - 1];
5903         }
5904         [sheet setContext:@"modify"];
5905
5906         [delegate_ showActionSheet:sheet fromItem:[[self navigationItem] rightBarButtonItem]];
5907     }
5908 }
5909
5910 // We don't want to allow non-commercial packages to do custom things to the install button,
5911 // so it must call customButtonClicked with a custom commercial_ == 1 fallthrough.
5912 - (void) customButtonClicked {
5913     if (commercial_)
5914         [super customButtonClicked];
5915     else
5916         [self _customButtonClicked];
5917 }
5918
5919 - (void) reloadButtonClicked {
5920     // Don't reload a commerical package by tapping the loading button,
5921     // but if it's not an Install button, we should forward it on.
5922     if (![package_ uninstalled])
5923         [self _customButtonClicked];
5924 }
5925
5926 - (void) applyLoadingTitle {
5927     // Don't show "Loading" as the title. Ever.
5928 }
5929
5930 - (UIBarButtonItem *) rightButton {
5931     return button_;
5932 }
5933 #endif
5934
5935 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name {
5936     if ((self = [super init]) != nil) {
5937         database_ = database;
5938         buttons_ = [NSMutableArray arrayWithCapacity:4];
5939         name_ = name == nil ? @"" : [NSString stringWithString:name];
5940         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/package/%@", UI_, (id) name_]]];
5941     } return self;
5942 }
5943
5944 - (void) reloadData {
5945     [super reloadData];
5946
5947     package_ = [database_ packageWithName:name_];
5948
5949     [buttons_ removeAllObjects];
5950
5951     if (package_ != nil) {
5952         [(Package *) package_ parse];
5953
5954         commercial_ = [package_ isCommercial];
5955
5956         if ([package_ mode] != nil)
5957             [buttons_ addObject:UCLocalize("CLEAR")];
5958         if ([package_ source] == nil);
5959         else if ([package_ upgradableAndEssential:NO])
5960             [buttons_ addObject:UCLocalize("UPGRADE")];
5961         else if ([package_ uninstalled])
5962             [buttons_ addObject:UCLocalize("INSTALL")];
5963         else
5964             [buttons_ addObject:UCLocalize("REINSTALL")];
5965         if (![package_ uninstalled])
5966             [buttons_ addObject:UCLocalize("REMOVE")];
5967     }
5968
5969     NSString *title;
5970     switch ([buttons_ count]) {
5971         case 0: title = nil; break;
5972         case 1: title = [buttons_ objectAtIndex:0]; break;
5973         default: title = UCLocalize("MODIFY"); break;
5974     }
5975
5976     button_ = [[[UIBarButtonItem alloc]
5977         initWithTitle:title
5978         style:UIBarButtonItemStylePlain
5979         target:self
5980         action:@selector(customButtonClicked)
5981     ] autorelease];
5982 }
5983
5984 - (bool) isLoading {
5985     return commercial_ ? [super isLoading] : false;
5986 }
5987
5988 @end
5989 /* }}} */
5990
5991 /* Package List Controller {{{ */
5992 @interface PackageListController : CyteViewController <
5993     UITableViewDataSource,
5994     UITableViewDelegate
5995 > {
5996     _transient Database *database_;
5997     unsigned era_;
5998     _H<NSArray> packages_;
5999     _H<NSMutableArray> sections_;
6000     _H<UITableView, 2> list_;
6001     _H<NSMutableArray> index_;
6002     _H<NSMutableDictionary> indices_;
6003     _H<NSString> title_;
6004     unsigned reloading_;
6005 }
6006
6007 - (id) initWithDatabase:(Database *)database title:(NSString *)title;
6008 - (void) setDelegate:(id)delegate;
6009 - (void) resetCursor;
6010 - (void) clearData;
6011
6012 @end
6013
6014 @implementation PackageListController
6015
6016 - (bool) isSummarized {
6017     return false;
6018 }
6019
6020 - (bool) showsSections {
6021     return true;
6022 }
6023
6024 - (void) deselectWithAnimation:(BOOL)animated {
6025     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
6026 }
6027
6028 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration curve:(UIViewAnimationCurve)curve {
6029     CGRect base = [[self view] bounds];
6030     base.size.height -= bounds.size.height;
6031     base.origin = [list_ frame].origin;
6032
6033     [UIView beginAnimations:nil context:NULL];
6034     [UIView setAnimationBeginsFromCurrentState:YES];
6035     [UIView setAnimationCurve:curve];
6036     [UIView setAnimationDuration:duration];
6037     [list_ setFrame:base];
6038     [UIView commitAnimations];
6039 }
6040
6041 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration {
6042     [self resizeForKeyboardBounds:bounds duration:duration curve:UIViewAnimationCurveLinear];
6043 }
6044
6045 - (void) resizeForKeyboardBounds:(CGRect)bounds {
6046     [self resizeForKeyboardBounds:bounds duration:0];
6047 }
6048
6049 - (void) getKeyboardCurve:(UIViewAnimationCurve *)curve duration:(NSTimeInterval *)duration forNotification:(NSNotification *)notification {
6050     if (&UIKeyboardAnimationCurveUserInfoKey == NULL)
6051         *curve = UIViewAnimationCurveEaseInOut;
6052     else
6053         [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:curve];
6054
6055     if (&UIKeyboardAnimationDurationUserInfoKey == NULL)
6056         *duration = 0.3;
6057     else
6058         [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:duration];
6059 }
6060
6061 - (void) keyboardWillShow:(NSNotification *)notification {
6062     CGRect bounds;
6063     CGPoint center;
6064     [[[notification userInfo] objectForKey:UIKeyboardBoundsUserInfoKey] getValue:&bounds];
6065     [[[notification userInfo] objectForKey:UIKeyboardCenterEndUserInfoKey] getValue:&center];
6066
6067     NSTimeInterval duration;
6068     UIViewAnimationCurve curve;
6069     [self getKeyboardCurve:&curve duration:&duration forNotification:notification];
6070
6071     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);
6072     UIViewController *base = self;
6073     while ([base parentViewController] != nil)
6074         base = [base parentViewController];
6075     CGRect viewframe = [[base view] convertRect:[list_ frame] fromView:[list_ superview]];
6076     CGRect intersection = CGRectIntersection(viewframe, kbframe);
6077
6078     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
6079         intersection.size.height += CYStatusBarHeight();
6080
6081     [self resizeForKeyboardBounds:intersection duration:duration curve:curve];
6082 }
6083
6084 - (void) keyboardWillHide:(NSNotification *)notification {
6085     NSTimeInterval duration;
6086     UIViewAnimationCurve curve;
6087     [self getKeyboardCurve:&curve duration:&duration forNotification:notification];
6088
6089     [self resizeForKeyboardBounds:CGRectZero duration:duration curve:curve];
6090 }
6091
6092 - (void) viewWillAppear:(BOOL)animated {
6093     [super viewWillAppear:animated];
6094
6095     [self resizeForKeyboardBounds:CGRectZero];
6096     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillShow:) name:UIKeyboardWillShowNotification object:nil];
6097     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillHide:) name:UIKeyboardWillHideNotification object:nil];
6098 }
6099
6100 - (void) viewWillDisappear:(BOOL)animated {
6101     [super viewWillDisappear:animated];
6102
6103     [self resizeForKeyboardBounds:CGRectZero];
6104     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillShowNotification object:nil];
6105     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillHideNotification object:nil];
6106 }
6107
6108 - (void) viewDidAppear:(BOOL)animated {
6109     [super viewDidAppear:animated];
6110     [self deselectWithAnimation:animated];
6111 }
6112
6113 - (void) didSelectPackage:(Package *)package {
6114     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id]] autorelease]);
6115     [view setDelegate:delegate_];
6116     [[self navigationController] pushViewController:view animated:YES];
6117 }
6118
6119 #if TryIndexedCollation
6120 + (BOOL) hasIndexedCollation {
6121     return NO; // XXX: objc_getClass("UILocalizedIndexedCollation") != nil;
6122 }
6123 #endif
6124
6125 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
6126     NSInteger count([sections_ count]);
6127     return count == 0 ? 1 : count;
6128 }
6129
6130 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
6131     if ([sections_ count] == 0 || [[sections_ objectAtIndex:section] count] == 0)
6132         return nil;
6133     return [[sections_ objectAtIndex:section] name];
6134 }
6135
6136 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
6137     if ([sections_ count] == 0)
6138         return 0;
6139     return [[sections_ objectAtIndex:section] count];
6140 }
6141
6142 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
6143 @synchronized (database_) {
6144     if ([database_ era] != era_)
6145         return nil;
6146
6147     Section *section([sections_ objectAtIndex:[path section]]);
6148     NSInteger row([path row]);
6149     Package *package([packages_ objectAtIndex:([section row] + row)]);
6150     return [[package retain] autorelease];
6151 } }
6152
6153 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
6154     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
6155     if (cell == nil)
6156         cell = [[[PackageCell alloc] init] autorelease];
6157
6158     Package *package([database_ packageWithName:[[self packageAtIndexPath:path] id]]);
6159     [cell setPackage:package asSummary:[self isSummarized]];
6160     return cell;
6161 }
6162
6163 - (void) tableView:(UITableView *)table didSelectRowAtIndexPath:(NSIndexPath *)path {
6164     Package *package([self packageAtIndexPath:path]);
6165     package = [database_ packageWithName:[package id]];
6166     [self didSelectPackage:package];
6167 }
6168
6169 - (NSArray *) sectionIndexTitlesForTableView:(UITableView *)tableView {
6170     if (![self showsSections])
6171         return nil;
6172
6173     return index_;
6174 }
6175
6176 - (NSInteger) tableView:(UITableView *)tableView sectionForSectionIndexTitle:(NSString *)title atIndex:(NSInteger)index {
6177 #if TryIndexedCollation
6178     if ([[self class] hasIndexedCollation]) {
6179         return [[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionForSectionIndexTitleAtIndex:index];
6180     }
6181 #endif
6182
6183     return index;
6184 }
6185
6186 - (void) updateHeight {
6187     [list_ setRowHeight:([self isSummarized] ? 38 : 73)];
6188 }
6189
6190 - (id) initWithDatabase:(Database *)database title:(NSString *)title {
6191     if ((self = [super init]) != nil) {
6192         database_ = database;
6193         title_ = [title copy];
6194         [[self navigationItem] setTitle:title_];
6195     } return self;
6196 }
6197
6198 - (void) loadView {
6199     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
6200
6201     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain] autorelease];
6202     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6203     [[self view] addSubview:list_];
6204
6205     // XXX: is 20 the most optimal number here?
6206     [list_ setSectionIndexMinimumDisplayRowCount:20];
6207
6208     [(UITableView *) list_ setDataSource:self];
6209     [list_ setDelegate:self];
6210
6211     [self updateHeight];
6212 }
6213
6214 - (void) releaseSubviews {
6215     list_ = nil;
6216
6217     packages_ = nil;
6218     sections_ = nil;
6219     index_ = nil;
6220     indices_ = nil;
6221
6222     [super releaseSubviews];
6223 }
6224
6225 - (void) setDelegate:(id)delegate {
6226     delegate_ = delegate;
6227 }
6228
6229 - (bool) shouldYield {
6230     return false;
6231 }
6232
6233 - (bool) shouldBlock {
6234     return false;
6235 }
6236
6237 - (NSMutableArray *) _reloadPackages {
6238 @synchronized (database_) {
6239     era_ = [database_ era];
6240     NSArray *packages([database_ packages]);
6241
6242     return [NSMutableArray arrayWithArray:packages];
6243 } }
6244
6245 - (void) _reloadData {
6246     if (reloading_ != 0) {
6247         reloading_ = 2;
6248         return;
6249     }
6250
6251     NSArray *packages;
6252
6253     if ([self shouldYield]) {
6254         do {
6255             UIProgressHUD *hud;
6256
6257             if (![self shouldBlock])
6258                 hud = nil;
6259             else {
6260                 hud = [delegate_ addProgressHUD];
6261                 [hud setText:UCLocalize("LOADING")];
6262             }
6263
6264             reloading_ = 1;
6265             packages = [self yieldToSelector:@selector(_reloadPackages)];
6266
6267             if (hud != nil)
6268                 [delegate_ removeProgressHUD:hud];
6269         } while (reloading_ == 2);
6270
6271         reloading_ = 0;
6272     } else {
6273         packages = [self _reloadPackages];
6274     }
6275
6276     packages_ = packages;
6277
6278     indices_ = [NSMutableDictionary dictionaryWithCapacity:32];
6279     sections_ = [NSMutableArray arrayWithCapacity:16];
6280
6281     Section *section = nil;
6282
6283 #if TryIndexedCollation
6284     if ([[self class] hasIndexedCollation]) {
6285         index_ = [[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionIndexTitles];
6286
6287         id collation = [objc_getClass("UILocalizedIndexedCollation") currentCollation];
6288         NSArray *titles = [collation sectionIndexTitles];
6289         int secidx = -1;
6290
6291         _profile(PackageTable$reloadData$Section)
6292             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6293                 Package *package;
6294                 int index;
6295
6296                 _profile(PackageTable$reloadData$Section$Package)
6297                     package = [packages_ objectAtIndex:offset];
6298                     index = [collation sectionForObject:package collationStringSelector:@selector(name)];
6299                 _end
6300
6301                 while (secidx < index) {
6302                     secidx += 1;
6303
6304                     _profile(PackageTable$reloadData$Section$Allocate)
6305                         section = [[[Section alloc] initWithName:[titles objectAtIndex:secidx] row:offset localize:NO] autorelease];
6306                     _end
6307
6308                     _profile(PackageTable$reloadData$Section$Add)
6309                         [sections_ addObject:section];
6310                     _end
6311                 }
6312
6313                 [section addToCount];
6314             }
6315         _end
6316     } else
6317 #endif
6318     {
6319         index_ = [NSMutableArray arrayWithCapacity:32];
6320
6321         bool sectioned([self showsSections]);
6322         if (!sectioned) {
6323             section = [[[Section alloc] initWithName:nil localize:false] autorelease];
6324             [sections_ addObject:section];
6325         }
6326
6327         _profile(PackageTable$reloadData$Section)
6328             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6329                 Package *package;
6330                 unichar index;
6331
6332                 _profile(PackageTable$reloadData$Section$Package)
6333                     package = [packages_ objectAtIndex:offset];
6334                     index = [package index];
6335                 _end
6336
6337                 if (sectioned && (section == nil || [section index] != index)) {
6338                     _profile(PackageTable$reloadData$Section$Allocate)
6339                         section = [[[Section alloc] initWithIndex:index row:offset] autorelease];
6340                     _end
6341
6342                     [index_ addObject:[section name]];
6343                     //[indices_ setObject:[NSNumber numberForInt:[sections_ count]] forKey:index];
6344
6345                     _profile(PackageTable$reloadData$Section$Add)
6346                         [sections_ addObject:section];
6347                     _end
6348                 }
6349
6350                 [section addToCount];
6351             }
6352         _end
6353     }
6354
6355     [self updateHeight];
6356
6357     _profile(PackageTable$reloadData$List)
6358         [(UITableView *) list_ setDataSource:self];
6359         [list_ reloadData];
6360     _end
6361 }
6362
6363 - (void) reloadData {
6364     [super reloadData];
6365
6366     if ([self shouldYield])
6367         [self performSelector:@selector(_reloadData) withObject:nil afterDelay:0];
6368     else
6369         [self _reloadData];
6370 }
6371
6372 - (void) resetCursor {
6373     [list_ scrollRectToVisible:CGRectMake(0, 0, 1, 1) animated:NO];
6374 }
6375
6376 - (void) clearData {
6377     [self updateHeight];
6378
6379     [list_ setDataSource:nil];
6380     [list_ reloadData];
6381
6382     [self resetCursor];
6383 }
6384
6385 @end
6386 /* }}} */
6387 /* Filtered Package List Controller {{{ */
6388 @interface FilteredPackageListController : PackageListController {
6389     SEL filter_;
6390     IMP imp_;
6391     _H<NSObject> object_;
6392 }
6393
6394 - (void) setObject:(id)object;
6395 - (void) setObject:(id)object forFilter:(SEL)filter;
6396
6397 - (SEL) filter;
6398 - (void) setFilter:(SEL)filter;
6399
6400 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object;
6401
6402 @end
6403
6404 @implementation FilteredPackageListController
6405
6406 - (SEL) filter {
6407     return filter_;
6408 }
6409
6410 - (void) setFilter:(SEL)filter {
6411 @synchronized (self) {
6412     filter_ = filter;
6413
6414     /* XXX: this is an unsafe optimization of doomy hell */
6415     Method method(class_getInstanceMethod([Package class], filter));
6416     _assert(method != NULL);
6417     imp_ = method_getImplementation(method);
6418     _assert(imp_ != NULL);
6419 } }
6420
6421 - (void) setObject:(id)object {
6422 @synchronized (self) {
6423     object_ = object;
6424 } }
6425
6426 - (void) setObject:(id)object forFilter:(SEL)filter {
6427 @synchronized (self) {
6428     [self setFilter:filter];
6429     [self setObject:object];
6430 } }
6431
6432 - (NSMutableArray *) _reloadPackages {
6433 @synchronized (database_) {
6434     era_ = [database_ era];
6435     NSArray *packages([database_ packages]);
6436
6437     NSMutableArray *filtered([NSMutableArray arrayWithCapacity:[packages count]]);
6438
6439     IMP imp;
6440     SEL filter;
6441     _H<NSObject> object;
6442
6443     @synchronized (self) {
6444         imp = imp_;
6445         filter = filter_;
6446         object = object_;
6447     }
6448
6449     _profile(PackageTable$reloadData$Filter)
6450         for (Package *package in packages)
6451             if ([package valid] && (*reinterpret_cast<bool (*)(id, SEL, id)>(imp))(package, filter, object))
6452                 [filtered addObject:package];
6453     _end
6454
6455     return filtered;
6456 } }
6457
6458 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object {
6459     if ((self = [super initWithDatabase:database title:title]) != nil) {
6460         [self setFilter:filter];
6461         [self setObject:object];
6462     } return self;
6463 }
6464
6465 @end
6466 /* }}} */
6467
6468 /* Home Controller {{{ */
6469 @interface HomeController : CydiaWebViewController {
6470 }
6471
6472 @end
6473
6474 @implementation HomeController
6475
6476 - (id) init {
6477     if ((self = [super init]) != nil) {
6478         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/home/", UI_]]];
6479         [self reloadData];
6480     } return self;
6481 }
6482
6483 - (NSURL *) navigationURL {
6484     return [NSURL URLWithString:@"cydia://home"];
6485 }
6486
6487 - (void) didReceiveMemoryWarning {
6488 }
6489
6490 - (void) aboutButtonClicked {
6491     UIAlertView *alert([[[UIAlertView alloc] init] autorelease]);
6492
6493     [alert setTitle:UCLocalize("ABOUT_CYDIA")];
6494     [alert addButtonWithTitle:UCLocalize("CLOSE")];
6495     [alert setCancelButtonIndex:0];
6496
6497     [alert setMessage:
6498         @"Copyright \u00a9 2008-2011\n"
6499         "SaurikIT, LLC\n"
6500         "\n"
6501         "Jay Freeman (saurik)\n"
6502         "saurik@saurik.com\n"
6503         "http://www.saurik.com/"
6504     ];
6505
6506     [alert show];
6507 }
6508
6509 - (UIBarButtonItem *) leftButton {
6510     return [[[UIBarButtonItem alloc]
6511         initWithTitle:UCLocalize("ABOUT")
6512         style:UIBarButtonItemStylePlain
6513         target:self
6514         action:@selector(aboutButtonClicked)
6515     ] autorelease];
6516 }
6517
6518 @end
6519 /* }}} */
6520 /* Manage Controller {{{ */
6521 @interface ManageController : CydiaWebViewController {
6522 }
6523
6524 - (void) queueStatusDidChange;
6525
6526 @end
6527
6528 @implementation ManageController
6529
6530 - (id) init {
6531     if ((self = [super init]) != nil) {
6532         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/manage/", UI_]]];
6533     } return self;
6534 }
6535
6536 - (NSURL *) navigationURL {
6537     return [NSURL URLWithString:@"cydia://manage"];
6538 }
6539
6540 - (UIBarButtonItem *) leftButton {
6541     return [[[UIBarButtonItem alloc]
6542         initWithTitle:UCLocalize("SETTINGS")
6543         style:UIBarButtonItemStylePlain
6544         target:self
6545         action:@selector(settingsButtonClicked)
6546     ] autorelease];
6547 }
6548
6549 - (void) settingsButtonClicked {
6550     [delegate_ showSettings];
6551 }
6552
6553 - (void) queueButtonClicked {
6554     [delegate_ queue];
6555 }
6556
6557 - (UIBarButtonItem *) customButton {
6558     return Queuing_ ? [[[UIBarButtonItem alloc]
6559         initWithTitle:UCLocalize("QUEUE")
6560         style:UIBarButtonItemStyleDone
6561         target:self
6562         action:@selector(queueButtonClicked)
6563     ] autorelease] : [super customButton];
6564 }
6565
6566 - (void) queueStatusDidChange {
6567     [self applyRightButton];
6568 }
6569
6570 - (bool) isLoading {
6571     return !Queuing_ && [super isLoading];
6572 }
6573
6574 @end
6575 /* }}} */
6576
6577 /* Refresh Bar {{{ */
6578 @interface RefreshBar : UINavigationBar {
6579     _H<UIProgressIndicator> indicator_;
6580     _H<UITextLabel> prompt_;
6581     _H<UIProgressBar> progress_;
6582     _H<UINavigationButton> cancel_;
6583 }
6584
6585 @end
6586
6587 @implementation RefreshBar
6588
6589 - (void) positionViews {
6590     CGRect frame = [cancel_ frame];
6591     frame.size = [cancel_ sizeThatFits:frame.size];
6592     frame.origin.x = [self frame].size.width - frame.size.width - 5;
6593     frame.origin.y = ([self frame].size.height - frame.size.height) / 2;
6594     [cancel_ setFrame:frame];
6595
6596     CGSize prgsize = {75, 100};
6597     CGRect prgrect = {{
6598         [self frame].size.width - prgsize.width - 10,
6599         ([self frame].size.height - prgsize.height) / 2
6600     } , prgsize};
6601     [progress_ setFrame:prgrect];
6602
6603     CGSize indsize([UIProgressIndicator defaultSizeForStyle:[indicator_ activityIndicatorViewStyle]]);
6604     unsigned indoffset = ([self frame].size.height - indsize.height) / 2;
6605     CGRect indrect = {{indoffset, indoffset}, indsize};
6606     [indicator_ setFrame:indrect];
6607
6608     CGSize prmsize = {215, indsize.height + 4};
6609     CGRect prmrect = {{
6610         indoffset * 2 + indsize.width,
6611         unsigned([self frame].size.height - prmsize.height) / 2 - 1
6612     }, prmsize};
6613     [prompt_ setFrame:prmrect];
6614 }
6615
6616 - (void) setFrame:(CGRect)frame {
6617     [super setFrame:frame];
6618     [self positionViews];
6619 }
6620
6621 - (id) initWithFrame:(CGRect)frame delegate:(id)delegate {
6622     if ((self = [super initWithFrame:frame]) != nil) {
6623         [self setAutoresizingMask:UIViewAutoresizingFlexibleWidth];
6624
6625         [self setBarStyle:UIBarStyleBlack];
6626
6627         UIBarStyle barstyle([self _barStyle:NO]);
6628         bool ugly(barstyle == UIBarStyleDefault);
6629
6630         UIProgressIndicatorStyle style = ugly ?
6631             UIProgressIndicatorStyleMediumBrown :
6632             UIProgressIndicatorStyleMediumWhite;
6633
6634         indicator_ = [[[UIProgressIndicator alloc] initWithFrame:CGRectZero] autorelease];
6635         [(UIProgressIndicator *) indicator_ setStyle:style];
6636         [indicator_ startAnimation];
6637         [self addSubview:indicator_];
6638
6639         prompt_ = [[[UITextLabel alloc] initWithFrame:CGRectZero] autorelease];
6640         [prompt_ setColor:[UIColor colorWithCGColor:(ugly ? Blueish_ : Off_)]];
6641         [prompt_ setBackgroundColor:[UIColor clearColor]];
6642         [prompt_ setFont:[UIFont systemFontOfSize:15]];
6643         [self addSubview:prompt_];
6644
6645         progress_ = [[[UIProgressBar alloc] initWithFrame:CGRectZero] autorelease];
6646         [progress_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleLeftMargin];
6647         [(UIProgressBar *) progress_ setStyle:0];
6648         [self addSubview:progress_];
6649
6650         cancel_ = [[[UINavigationButton alloc] initWithTitle:UCLocalize("CANCEL") style:UINavigationButtonStyleHighlighted] autorelease];
6651         [cancel_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
6652         [cancel_ addTarget:delegate action:@selector(cancelPressed) forControlEvents:UIControlEventTouchUpInside];
6653         [cancel_ setBarStyle:barstyle];
6654
6655         [self positionViews];
6656     } return self;
6657 }
6658
6659 - (void) setCancellable:(bool)cancellable {
6660     if (cancellable)
6661         [self addSubview:cancel_];
6662     else
6663         [cancel_ removeFromSuperview];
6664 }
6665
6666 - (void) start {
6667     [prompt_ setText:UCLocalize("UPDATING_DATABASE")];
6668     [progress_ setProgress:0];
6669 }
6670
6671 - (void) stop {
6672     [self setCancellable:NO];
6673 }
6674
6675 - (void) setPrompt:(NSString *)prompt {
6676     [prompt_ setText:prompt];
6677 }
6678
6679 - (void) setProgress:(float)progress {
6680     [progress_ setProgress:progress];
6681 }
6682
6683 @end
6684 /* }}} */
6685
6686 /* Cydia Navigation Controller Interface {{{ */
6687 @interface UINavigationController (Cydia)
6688
6689 - (NSArray *) navigationURLCollection;
6690 - (void) unloadData;
6691
6692 @end
6693 /* }}} */
6694
6695 /* Cydia Tab Bar Controller {{{ */
6696 @interface CYTabBarController : UITabBarController <
6697     UITabBarControllerDelegate,
6698     ProgressDelegate
6699 > {
6700     _transient Database *database_;
6701     _H<RefreshBar, 1> refreshbar_;
6702
6703     bool dropped_;
6704     bool updating_;
6705     // XXX: ok, "updatedelegate_"?...
6706     _transient NSObject<CydiaDelegate> *updatedelegate_;
6707
6708     _H<UIViewController> remembered_;
6709     _transient UIViewController *transient_;
6710 }
6711
6712 - (NSArray *) navigationURLCollection;
6713 - (void) dropBar:(BOOL)animated;
6714 - (void) beginUpdate;
6715 - (void) raiseBar:(BOOL)animated;
6716 - (BOOL) updating;
6717 - (void) unloadData;
6718
6719 @end
6720
6721 @implementation CYTabBarController
6722
6723 - (void) setUnselectedViewController:(UIViewController *)transient {
6724     NSMutableArray *controllers = [[self viewControllers] mutableCopy];
6725     if (transient != nil) {
6726         if (transient_ == nil)
6727             remembered_ = [controllers objectAtIndex:0];
6728         transient_ = transient;
6729         [transient_ setTabBarItem:[remembered_ tabBarItem]];
6730         [controllers replaceObjectAtIndex:0 withObject:transient_];
6731         [self setSelectedIndex:0];
6732         [self setViewControllers:controllers];
6733         [self concealTabBarSelection];
6734     } else if (remembered_ != nil) {
6735         [remembered_ setTabBarItem:[transient_ tabBarItem]];
6736         transient_ = transient;
6737         [controllers replaceObjectAtIndex:0 withObject:remembered_];
6738         remembered_ = nil;
6739         [self setViewControllers:controllers];
6740         [self revealTabBarSelection];
6741     }
6742 }
6743
6744 - (UIViewController *) unselectedViewController {
6745     return transient_;
6746 }
6747
6748 - (void) tabBarController:(UITabBarController *)tabBarController didSelectViewController:(UIViewController *)viewController {
6749     if ([self unselectedViewController])
6750         [self setUnselectedViewController:nil];
6751 }
6752
6753 - (NSArray *) navigationURLCollection {
6754     NSMutableArray *items([NSMutableArray array]);
6755
6756     // XXX: Should this deal with transient view controllers?
6757     for (id navigation in [self viewControllers]) {
6758         NSArray *stack = [navigation performSelector:@selector(navigationURLCollection)];
6759         if (stack != nil)
6760             [items addObject:stack];
6761     }
6762
6763     return items;
6764 }
6765
6766 - (void) dismissModalViewControllerAnimated:(BOOL)animated {
6767     if ([self modalViewController] == nil && [self unselectedViewController] != nil)
6768         [self setUnselectedViewController:nil];
6769     else
6770         [super dismissModalViewControllerAnimated:YES];
6771 }
6772
6773 - (void) unloadData {
6774     [super unloadData];
6775
6776     for (UINavigationController *controller in [self viewControllers])
6777         [controller unloadData];
6778
6779     if (UIViewController *selected = [self selectedViewController])
6780         [selected reloadData];
6781
6782     if (UIViewController *unselected = [self unselectedViewController]) {
6783         [unselected unloadData];
6784         [unselected reloadData];
6785     }
6786 }
6787
6788 - (void) dealloc {
6789     [[NSNotificationCenter defaultCenter] removeObserver:self];
6790
6791     [super dealloc];
6792 }
6793
6794 - (id) initWithDatabase:(Database *)database {
6795     if ((self = [super init]) != nil) {
6796         database_ = database;
6797         [self setDelegate:self];
6798
6799         [[self view] setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6800         [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(statusBarFrameChanged:) name:UIApplicationDidChangeStatusBarFrameNotification object:nil];
6801
6802         refreshbar_ = [[[RefreshBar alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, [UINavigationBar defaultSize].height) delegate:self] autorelease];
6803     } return self;
6804 }
6805
6806 - (void) setUpdate:(NSDate *)date {
6807     [self beginUpdate];
6808 }
6809
6810 - (void) beginUpdate {
6811     [(RefreshBar *) refreshbar_ start];
6812     [self dropBar:YES];
6813
6814     [updatedelegate_ retainNetworkActivityIndicator];
6815     updating_ = true;
6816
6817     [NSThread
6818         detachNewThreadSelector:@selector(performUpdate)
6819         toTarget:self
6820         withObject:nil
6821     ];
6822 }
6823
6824 - (void) performUpdate {
6825     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
6826
6827     Status status;
6828     status.setDelegate(self);
6829     [database_ updateWithStatus:status];
6830
6831     [self
6832         performSelectorOnMainThread:@selector(completeUpdate)
6833         withObject:nil
6834         waitUntilDone:NO
6835     ];
6836
6837     [pool release];
6838 }
6839
6840 - (void) stopUpdateWithSelector:(SEL)selector {
6841     updating_ = false;
6842     [updatedelegate_ releaseNetworkActivityIndicator];
6843
6844     [self raiseBar:YES];
6845     [refreshbar_ stop];
6846
6847     [updatedelegate_ performSelector:selector withObject:nil afterDelay:0];
6848 }
6849
6850 - (void) completeUpdate {
6851     if (!updating_)
6852         return;
6853     [self stopUpdateWithSelector:@selector(reloadData)];
6854 }
6855
6856 - (void) cancelUpdate {
6857     [self stopUpdateWithSelector:@selector(updateData)];
6858 }
6859
6860 - (void) cancelPressed {
6861     [self cancelUpdate];
6862 }
6863
6864 - (BOOL) updating {
6865     return updating_;
6866 }
6867
6868 - (void) addProgressEvent:(CydiaProgressEvent *)event {
6869     [refreshbar_ setPrompt:[event compoundMessage]];
6870 }
6871
6872 - (bool) isProgressCancelled {
6873     return !updating_;
6874 }
6875
6876 - (void) setProgressCancellable:(NSNumber *)cancellable {
6877     [refreshbar_ setCancellable:(updating_ && [cancellable boolValue])];
6878 }
6879
6880 - (void) setProgressPercent:(NSNumber *)percent {
6881     [refreshbar_ setProgress:[percent floatValue]];
6882 }
6883
6884 - (void) setProgressStatus:(NSDictionary *)status {
6885     if (status != nil)
6886         [self setProgressPercent:[status objectForKey:@"Percent"]];
6887 }
6888
6889 - (void) setUpdateDelegate:(id)delegate {
6890     updatedelegate_ = delegate;
6891 }
6892
6893 - (UIView *) transitionView {
6894     if ([self respondsToSelector:@selector(_transitionView)])
6895         return [self _transitionView];
6896     else
6897         return MSHookIvar<id>(self, "_viewControllerTransitionView");
6898 }
6899
6900 - (void) dropBar:(BOOL)animated {
6901     if (dropped_)
6902         return;
6903     dropped_ = true;
6904
6905     UIView *transition([self transitionView]);
6906     [[self view] addSubview:refreshbar_];
6907
6908     CGRect barframe([refreshbar_ frame]);
6909
6910     if (kCFCoreFoundationVersionNumber >= kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
6911         barframe.origin.y = CYStatusBarHeight();
6912     else
6913         barframe.origin.y = 0;
6914
6915     [refreshbar_ setFrame:barframe];
6916
6917     if (animated)
6918         [UIView beginAnimations:nil context:NULL];
6919
6920     CGRect viewframe = [transition frame];
6921     viewframe.origin.y += barframe.size.height;
6922     viewframe.size.height -= barframe.size.height;
6923     [transition setFrame:viewframe];
6924
6925     if (animated)
6926         [UIView commitAnimations];
6927
6928     // Ensure bar has the proper width for our view, it might have changed
6929     barframe.size.width = viewframe.size.width;
6930     [refreshbar_ setFrame:barframe];
6931 }
6932
6933 - (void) raiseBar:(BOOL)animated {
6934     if (!dropped_)
6935         return;
6936     dropped_ = false;
6937
6938     UIView *transition([self transitionView]);
6939     [refreshbar_ removeFromSuperview];
6940
6941     CGRect barframe([refreshbar_ frame]);
6942
6943     if (animated)
6944         [UIView beginAnimations:nil context:NULL];
6945
6946     CGRect viewframe = [transition frame];
6947     viewframe.origin.y -= barframe.size.height;
6948     viewframe.size.height += barframe.size.height;
6949     [transition setFrame:viewframe];
6950
6951     if (animated)
6952         [UIView commitAnimations];
6953 }
6954
6955 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
6956     bool dropped(dropped_);
6957
6958     if (dropped)
6959         [self raiseBar:NO];
6960
6961     [super didRotateFromInterfaceOrientation:fromInterfaceOrientation];
6962
6963     if (dropped)
6964         [self dropBar:NO];
6965 }
6966
6967 - (void) statusBarFrameChanged:(NSNotification *)notification {
6968     if (dropped_) {
6969         [self raiseBar:NO];
6970         [self dropBar:NO];
6971     }
6972 }
6973
6974 @end
6975 /* }}} */
6976
6977 /* Cydia Navigation Controller Implementation {{{ */
6978 @implementation UINavigationController (Cydia)
6979
6980 - (NSArray *) navigationURLCollection {
6981     NSMutableArray *stack([NSMutableArray array]);
6982
6983     for (CyteViewController *controller in [self viewControllers]) {
6984         NSString *url = [[controller navigationURL] absoluteString];
6985         if (url != nil)
6986             [stack addObject:url];
6987     }
6988
6989     return stack;
6990 }
6991
6992 - (void) reloadData {
6993     [super reloadData];
6994
6995     UIViewController *visible([self visibleViewController]);
6996     if (visible != nil)
6997         [visible reloadData];
6998
6999     // on the iPad, this view controller is ALSO visible. :(
7000     if (IsWildcat_)
7001         if (UIViewController *top = [self topViewController])
7002             if (top != visible)
7003                 [top reloadData];
7004 }
7005
7006 - (void) unloadData {
7007     for (CyteViewController *page in [self viewControllers])
7008         [page unloadData];
7009
7010     [super unloadData];
7011 }
7012
7013 @end
7014 /* }}} */
7015
7016 /* Cydia:// Protocol {{{ */
7017 @interface CydiaURLProtocol : NSURLProtocol {
7018 }
7019
7020 @end
7021
7022 @implementation CydiaURLProtocol
7023
7024 + (BOOL) canInitWithRequest:(NSURLRequest *)request {
7025     NSURL *url([request URL]);
7026     if (url == nil)
7027         return NO;
7028
7029     NSString *scheme([[url scheme] lowercaseString]);
7030     if (scheme != nil && [scheme isEqualToString:@"cydia"])
7031         return YES;
7032     if ([[url absoluteString] hasPrefix:@"about:cydia-"])
7033         return YES;
7034
7035     return NO;
7036 }
7037
7038 + (NSURLRequest *) canonicalRequestForRequest:(NSURLRequest *)request {
7039     return request;
7040 }
7041
7042 - (void) _returnPNGWithImage:(UIImage *)icon forRequest:(NSURLRequest *)request {
7043     id<NSURLProtocolClient> client([self client]);
7044     if (icon == nil)
7045         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorFileDoesNotExist userInfo:nil]];
7046     else {
7047         NSData *data(UIImagePNGRepresentation(icon));
7048
7049         NSURLResponse *response([[[NSURLResponse alloc] initWithURL:[request URL] MIMEType:@"image/png" expectedContentLength:-1 textEncodingName:nil] autorelease]);
7050         [client URLProtocol:self didReceiveResponse:response cacheStoragePolicy:NSURLCacheStorageNotAllowed];
7051         [client URLProtocol:self didLoadData:data];
7052         [client URLProtocolDidFinishLoading:self];
7053     }
7054 }
7055
7056 - (void) startLoading {
7057     id<NSURLProtocolClient> client([self client]);
7058     NSURLRequest *request([self request]);
7059
7060     NSURL *url([request URL]);
7061     NSString *href([url absoluteString]);
7062     NSString *scheme([[url scheme] lowercaseString]);
7063
7064     NSString *path;
7065
7066     if ([scheme isEqualToString:@"cydia"])
7067         path = [href substringFromIndex:8];
7068     else if ([scheme isEqualToString:@"about"])
7069         path = [href substringFromIndex:12];
7070     else _assert(false);
7071
7072     NSRange slash([path rangeOfString:@"/"]);
7073
7074     NSString *command;
7075     if (slash.location == NSNotFound) {
7076         command = path;
7077         path = nil;
7078     } else {
7079         command = [path substringToIndex:slash.location];
7080         path = [path substringFromIndex:(slash.location + 1)];
7081     }
7082
7083     Database *database([Database sharedInstance]);
7084
7085     if ([command isEqualToString:@"package-icon"]) {
7086         if (path == nil)
7087             goto fail;
7088         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7089         Package *package([database packageWithName:path]);
7090         if (package == nil)
7091             goto fail;
7092         [package parse];
7093         UIImage *icon([package icon]);
7094         [self _returnPNGWithImage:icon forRequest:request];
7095     } else if ([command isEqualToString:@"uikit-image"]) {
7096         if (path == nil)
7097             goto fail;
7098         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7099         UIImage *icon(_UIImageWithName(path));
7100         [self _returnPNGWithImage:icon forRequest:request];
7101     } else if ([command isEqualToString:@"section-icon"]) {
7102         if (path == nil)
7103             goto fail;
7104         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7105         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, [path stringByReplacingOccurrencesOfString:@" " withString:@"_"]]]);
7106         if (icon == nil)
7107             icon = [UIImage applicationImageNamed:@"unknown.png"];
7108         [self _returnPNGWithImage:icon forRequest:request];
7109     } else fail: {
7110         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorResourceUnavailable userInfo:nil]];
7111     }
7112 }
7113
7114 - (void) stopLoading {
7115 }
7116
7117 @end
7118 /* }}} */
7119
7120 /* Section Controller {{{ */
7121 @interface SectionController : FilteredPackageListController {
7122     _H<NSString> section_;
7123 }
7124
7125 - (id) initWithDatabase:(Database *)database section:(NSString *)section;
7126
7127 @end
7128
7129 @implementation SectionController
7130
7131 - (NSURL *) navigationURL {
7132     NSString *name = section_;
7133     if (name == nil)
7134         name = @"all";
7135
7136     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sections/%@", name]];
7137 }
7138
7139 - (id) initWithDatabase:(Database *)database section:(NSString *)name {
7140     NSString *title;
7141     if (name == nil)
7142         title = UCLocalize("ALL_PACKAGES");
7143     else if (![name isEqual:@""])
7144         title = [[NSBundle mainBundle] localizedStringForKey:Simplify(name) value:nil table:@"Sections"];
7145     else
7146         title = UCLocalize("NO_SECTION");
7147
7148     if ((self = [super initWithDatabase:database title:title filter:@selector(isVisibleInSection:) with:name]) != nil) {
7149         section_ = name;
7150     } return self;
7151 }
7152
7153 @end
7154 /* }}} */
7155 /* Sections Controller {{{ */
7156 @interface SectionsController : CyteViewController <
7157     UITableViewDataSource,
7158     UITableViewDelegate
7159 > {
7160     _transient Database *database_;
7161     _H<NSMutableArray> sections_;
7162     _H<NSMutableArray> filtered_;
7163     _H<UITableView, 2> list_;
7164 }
7165
7166 - (id) initWithDatabase:(Database *)database;
7167 - (void) editButtonClicked;
7168
7169 @end
7170
7171 @implementation SectionsController
7172
7173 - (NSURL *) navigationURL {
7174     return [NSURL URLWithString:@"cydia://sections"];
7175 }
7176
7177 - (void) updateNavigationItem {
7178     [[self navigationItem] setTitle:[self isEditing] ? UCLocalize("SECTION_VISIBILITY") : UCLocalize("SECTIONS")];
7179     if ([sections_ count] == 0) {
7180         [[self navigationItem] setRightBarButtonItem:nil];
7181     } else {
7182         [[self navigationItem] setRightBarButtonItem:[[UIBarButtonItem alloc]
7183             initWithBarButtonSystemItem:([self isEditing] ? UIBarButtonSystemItemDone : UIBarButtonSystemItemEdit)
7184             target:self
7185             action:@selector(editButtonClicked)
7186         ] animated:([[self navigationItem] rightBarButtonItem] != nil)];
7187     }
7188 }
7189
7190 - (void) setEditing:(BOOL)editing animated:(BOOL)animated {
7191     [super setEditing:editing animated:animated];
7192
7193     if (editing)
7194         [list_ reloadData];
7195     else
7196         [delegate_ updateData];
7197
7198     [self updateNavigationItem];
7199 }
7200
7201 - (void) viewDidAppear:(BOOL)animated {
7202     [super viewDidAppear:animated];
7203     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7204 }
7205
7206 - (void) viewWillDisappear:(BOOL)animated {
7207     [super viewWillDisappear:animated];
7208     if ([self isEditing]) [self setEditing:NO];
7209 }
7210
7211 - (Section *) sectionAtIndexPath:(NSIndexPath *)indexPath {
7212     Section *section = nil;
7213     int index = [indexPath row];
7214     if (![self isEditing]) {
7215         index -= 1;
7216         if (index >= 0)
7217             section = [filtered_ objectAtIndex:index];
7218     } else {
7219         section = [sections_ objectAtIndex:index];
7220     }
7221     return section;
7222 }
7223
7224 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7225     if ([self isEditing])
7226         return [sections_ count];
7227     else
7228         return [filtered_ count] + 1;
7229 }
7230
7231 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
7232     return 45.0f;
7233 }*/
7234
7235 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7236     static NSString *reuseIdentifier = @"SectionCell";
7237
7238     SectionCell *cell = (SectionCell *)[tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
7239     if (cell == nil)
7240         cell = [[[SectionCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
7241
7242     [cell setSection:[self sectionAtIndexPath:indexPath] editing:[self isEditing]];
7243
7244     return cell;
7245 }
7246
7247 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
7248     if ([self isEditing])
7249         return;
7250
7251     Section *section = [self sectionAtIndexPath:indexPath];
7252
7253     SectionController *controller = [[[SectionController alloc]
7254         initWithDatabase:database_
7255         section:[section name]
7256     ] autorelease];
7257     [controller setDelegate:delegate_];
7258
7259     [[self navigationController] pushViewController:controller animated:YES];
7260 }
7261
7262 - (void) loadView {
7263     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7264
7265     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds]] autorelease];
7266     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7267     [list_ setRowHeight:45.0f];
7268     [(UITableView *) list_ setDataSource:self];
7269     [list_ setDelegate:self];
7270     [[self view] addSubview:list_];
7271 }
7272
7273 - (void) viewDidLoad {
7274     [super viewDidLoad];
7275
7276     [[self navigationItem] setTitle:UCLocalize("SECTIONS")];
7277 }
7278
7279 - (void) releaseSubviews {
7280     list_ = nil;
7281
7282     sections_ = nil;
7283     filtered_ = nil;
7284
7285     [super releaseSubviews];
7286 }
7287
7288 - (id) initWithDatabase:(Database *)database {
7289     if ((self = [super init]) != nil) {
7290         database_ = database;
7291     } return self;
7292 }
7293
7294 - (void) reloadData {
7295     [super reloadData];
7296
7297     NSArray *packages = [database_ packages];
7298
7299     sections_ = [NSMutableArray arrayWithCapacity:16];
7300     filtered_ = [NSMutableArray arrayWithCapacity:16];
7301
7302     NSMutableDictionary *sections([NSMutableDictionary dictionaryWithCapacity:32]);
7303
7304     _trace();
7305     for (Package *package in packages) {
7306         NSString *name([package section]);
7307         NSString *key(name == nil ? @"" : name);
7308
7309         Section *section;
7310
7311         _profile(SectionsView$reloadData$Section)
7312             section = [sections objectForKey:key];
7313             if (section == nil) {
7314                 _profile(SectionsView$reloadData$Section$Allocate)
7315                     section = [[[Section alloc] initWithName:key localize:YES] autorelease];
7316                     [sections setObject:section forKey:key];
7317                 _end
7318             }
7319         _end
7320
7321         [section addToCount];
7322
7323         _profile(SectionsView$reloadData$Filter)
7324             if (![package valid] || ![package visible])
7325                 continue;
7326         _end
7327
7328         [section addToRow];
7329     }
7330     _trace();
7331
7332     [sections_ addObjectsFromArray:[sections allValues]];
7333
7334     [sections_ sortUsingSelector:@selector(compareByLocalized:)];
7335
7336     for (Section *section in (id) sections_) {
7337         size_t count([section row]);
7338         if (count == 0)
7339             continue;
7340
7341         section = [[[Section alloc] initWithName:[section name] localized:[section localized]] autorelease];
7342         [section setCount:count];
7343         [filtered_ addObject:section];
7344     }
7345
7346     [self updateNavigationItem];
7347     [list_ reloadData];
7348     _trace();
7349 }
7350
7351 - (void) editButtonClicked {
7352     [self setEditing:![self isEditing] animated:YES];
7353 }
7354
7355 @end
7356 /* }}} */
7357
7358 /* Changes Controller {{{ */
7359 @interface ChangesController : CyteViewController <
7360     UITableViewDataSource,
7361     UITableViewDelegate
7362 > {
7363     _transient Database *database_;
7364     unsigned era_;
7365     _H<NSArray> packages_;
7366     _H<NSMutableArray> sections_;
7367     _H<UITableView, 2> list_;
7368     unsigned upgrades_;
7369 }
7370
7371 - (id) initWithDatabase:(Database *)database;
7372
7373 @end
7374
7375 @implementation ChangesController
7376
7377 - (NSURL *) navigationURL {
7378     return [NSURL URLWithString:@"cydia://changes"];
7379 }
7380
7381 - (void) viewDidAppear:(BOOL)animated {
7382     [super viewDidAppear:animated];
7383     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7384 }
7385
7386 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
7387     NSInteger count([sections_ count]);
7388     return count == 0 ? 1 : count;
7389 }
7390
7391 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
7392     if ([sections_ count] == 0)
7393         return nil;
7394     return [[sections_ objectAtIndex:section] name];
7395 }
7396
7397 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
7398     if ([sections_ count] == 0)
7399         return 0;
7400     return [[sections_ objectAtIndex:section] count];
7401 }
7402
7403 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
7404 @synchronized (database_) {
7405     if ([database_ era] != era_)
7406         return nil;
7407
7408     NSUInteger sectionIndex([path section]);
7409     if (sectionIndex >= [sections_ count])
7410         return nil;
7411     Section *section([sections_ objectAtIndex:sectionIndex]);
7412     NSInteger row([path row]);
7413     return [[[packages_ objectAtIndex:([section row] + row)] retain] autorelease];
7414 } }
7415
7416 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
7417     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
7418     if (cell == nil)
7419         cell = [[[PackageCell alloc] init] autorelease];
7420
7421     Package *package([database_ packageWithName:[[self packageAtIndexPath:path] id]]);
7422     [cell setPackage:package asSummary:false];
7423     return cell;
7424 }
7425
7426 - (NSIndexPath *) tableView:(UITableView *)table willSelectRowAtIndexPath:(NSIndexPath *)path {
7427     Package *package([self packageAtIndexPath:path]);
7428     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id]] autorelease]);
7429     [view setDelegate:delegate_];
7430     [[self navigationController] pushViewController:view animated:YES];
7431     return path;
7432 }
7433
7434 - (void) refreshButtonClicked {
7435     [delegate_ beginUpdate];
7436     [[self navigationItem] setLeftBarButtonItem:nil animated:YES];
7437 }
7438
7439 - (void) upgradeButtonClicked {
7440     [delegate_ distUpgrade];
7441     [[self navigationItem] setRightBarButtonItem:nil animated:YES];
7442 }
7443
7444 - (void) loadView {
7445     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7446
7447     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain] autorelease];
7448     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7449     [list_ setRowHeight:73];
7450     [(UITableView *) list_ setDataSource:self];
7451     [list_ setDelegate:self];
7452     [[self view] addSubview:list_];
7453 }
7454
7455 - (void) viewDidLoad {
7456     [super viewDidLoad];
7457
7458     [[self navigationItem] setTitle:UCLocalize("CHANGES")];
7459 }
7460
7461 - (void) releaseSubviews {
7462     list_ = nil;
7463
7464     packages_ = nil;
7465     sections_ = nil;
7466
7467     [super releaseSubviews];
7468 }
7469
7470 - (id) initWithDatabase:(Database *)database {
7471     if ((self = [super init]) != nil) {
7472         database_ = database;
7473     } return self;
7474 }
7475
7476 - (NSMutableArray *) _reloadPackages {
7477 @synchronized (database_) {
7478     era_ = [database_ era];
7479     NSArray *packages([database_ packages]);
7480
7481     NSMutableArray *filtered([NSMutableArray arrayWithCapacity:[packages count]]);
7482
7483     _trace();
7484     _profile(ChangesController$_reloadPackages$Filter)
7485         for (Package *package in packages)
7486             if ([package upgradableAndEssential:YES] || [package visible])
7487                 CFArrayAppendValue((CFMutableArrayRef) filtered, package);
7488     _end
7489     _trace();
7490     _profile(ChangesController$_reloadPackages$radixSort)
7491         [filtered radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackageChangesRadix) withContext:NULL];
7492     _end
7493     _trace();
7494
7495     return filtered;
7496 } }
7497
7498 - (void) _reloadData {
7499     NSArray *packages;
7500
7501   reload:
7502     if (true) {
7503         UIProgressHUD *hud([delegate_ addProgressHUD]);
7504         [hud setText:UCLocalize("LOADING")];
7505         //NSLog(@"HUD:%@::%@", delegate_, hud);
7506         packages = [self yieldToSelector:@selector(_reloadPackages)];
7507         [delegate_ removeProgressHUD:hud];
7508     } else {
7509         packages = [self _reloadPackages];
7510     }
7511
7512 @synchronized (database_) {
7513     if (era_ != [database_ era])
7514         goto reload;
7515
7516     packages_ = packages;
7517     sections_ = [NSMutableArray arrayWithCapacity:16];
7518
7519     Section *upgradable = [[[Section alloc] initWithName:UCLocalize("AVAILABLE_UPGRADES") localize:NO] autorelease];
7520     Section *ignored = nil;
7521     Section *section = nil;
7522     time_t last = 0;
7523
7524     upgrades_ = 0;
7525     bool unseens = false;
7526
7527     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle));
7528
7529     for (size_t offset = 0, count = [packages_ count]; offset != count; ++offset) {
7530         Package *package = [packages_ objectAtIndex:offset];
7531
7532         BOOL uae = [package upgradableAndEssential:YES];
7533
7534         if (!uae) {
7535             unseens = true;
7536             time_t seen([package seen]);
7537
7538             if (section == nil || last != seen) {
7539                 last = seen;
7540
7541                 NSString *name;
7542                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:seen]);
7543                 [name autorelease];
7544
7545                 _profile(ChangesController$reloadData$Allocate)
7546                     name = [NSString stringWithFormat:UCLocalize("NEW_AT"), name];
7547                     section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
7548                     [sections_ addObject:section];
7549                 _end
7550             }
7551
7552             [section addToCount];
7553         } else if ([package ignored]) {
7554             if (ignored == nil) {
7555                 ignored = [[[Section alloc] initWithName:UCLocalize("IGNORED_UPGRADES") row:offset localize:NO] autorelease];
7556             }
7557             [ignored addToCount];
7558         } else {
7559             ++upgrades_;
7560             [upgradable addToCount];
7561         }
7562     }
7563     _trace();
7564
7565     CFRelease(formatter);
7566
7567     if (unseens) {
7568         Section *last = [sections_ lastObject];
7569         size_t count = [last count];
7570         [packages_ removeObjectsInRange:NSMakeRange([packages_ count] - count, count)];
7571         [sections_ removeLastObject];
7572     }
7573
7574     if ([ignored count] != 0)
7575         [sections_ insertObject:ignored atIndex:0];
7576     if (upgrades_ != 0)
7577         [sections_ insertObject:upgradable atIndex:0];
7578
7579     [list_ reloadData];
7580
7581     [[self navigationItem] setRightBarButtonItem:(upgrades_ == 0 ? nil : [[[UIBarButtonItem alloc]
7582         initWithTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("UPGRADE"), [NSString stringWithFormat:@"%u", upgrades_]]
7583         style:UIBarButtonItemStylePlain
7584         target:self
7585         action:@selector(upgradeButtonClicked)
7586     ] autorelease]) animated:YES];
7587
7588     [[self navigationItem] setLeftBarButtonItem:([delegate_ updating] ? nil : [[[UIBarButtonItem alloc]
7589         initWithTitle:UCLocalize("REFRESH")
7590         style:UIBarButtonItemStylePlain
7591         target:self
7592         action:@selector(refreshButtonClicked)
7593     ] autorelease]) animated:YES];
7594
7595     PrintTimes();
7596 } }
7597
7598 - (void) reloadData {
7599     [super reloadData];
7600     [self performSelector:@selector(_reloadData) withObject:nil afterDelay:0];
7601 }
7602
7603 @end
7604 /* }}} */
7605 /* Search Controller {{{ */
7606 @interface SearchController : FilteredPackageListController <
7607     UISearchBarDelegate
7608 > {
7609     _H<UISearchBar, 1> search_;
7610     BOOL searchloaded_;
7611 }
7612
7613 - (id) initWithDatabase:(Database *)database query:(NSString *)query;
7614 - (void) reloadData;
7615
7616 @end
7617
7618 @implementation SearchController
7619
7620 - (NSURL *) navigationURL {
7621     if ([search_ text] == nil || [[search_ text] isEqualToString:@""])
7622         return [NSURL URLWithString:@"cydia://search"];
7623     else
7624         return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://search/%@", [search_ text]]];
7625 }
7626
7627 - (void) useSearch {
7628     [self setObject:[[search_ text] componentsSeparatedByString:@" "] forFilter:@selector(isUnfilteredAndSearchedForBy:)];
7629     [self clearData];
7630     [self reloadData];
7631 }
7632
7633 - (void) viewWillAppear:(BOOL)animated {
7634     [super viewWillAppear:animated];
7635
7636     if ([self filter] == @selector(isUnfilteredAndSelectedForBy:))
7637         [self useSearch];
7638 }
7639
7640 - (void) searchBarTextDidBeginEditing:(UISearchBar *)searchBar {
7641     [self setObject:[search_ text] forFilter:@selector(isUnfilteredAndSelectedForBy:)];
7642     [self clearData];
7643     [self reloadData];
7644 }
7645
7646 - (void) searchBarButtonClicked:(UISearchBar *)searchBar {
7647     [search_ resignFirstResponder];
7648     [self useSearch];
7649 }
7650
7651 - (void) searchBarCancelButtonClicked:(UISearchBar *)searchBar {
7652     [search_ setText:@""];
7653     [self searchBarButtonClicked:searchBar];
7654 }
7655
7656 - (void) searchBarSearchButtonClicked:(UISearchBar *)searchBar {
7657     [self searchBarButtonClicked:searchBar];
7658 }
7659
7660 - (void) searchBar:(UISearchBar *)searchBar textDidChange:(NSString *)text {
7661     [self setObject:text forFilter:@selector(isUnfilteredAndSelectedForBy:)];
7662     [self reloadData];
7663 }
7664
7665 - (bool) shouldYield {
7666     return YES;
7667 }
7668
7669 - (bool) shouldBlock {
7670     return [self filter] == @selector(isUnfilteredAndSearchedForBy:);
7671 }
7672
7673 - (bool) isSummarized {
7674     return [self filter] == @selector(isUnfilteredAndSelectedForBy:);
7675 }
7676
7677 - (bool) showsSections {
7678     return false;
7679 }
7680
7681 - (NSMutableArray *) _reloadPackages {
7682     NSMutableArray *packages([super _reloadPackages]);
7683     if ([self filter] == @selector(isUnfilteredAndSearchedForBy:))
7684         [packages radixSortUsingSelector:@selector(rank)];
7685     return packages;
7686 }
7687
7688 - (id) initWithDatabase:(Database *)database query:(NSString *)query {
7689     if ((self = [super initWithDatabase:database title:UCLocalize("SEARCH") filter:@selector(isUnfilteredAndSearchedForBy:) with:[query componentsSeparatedByString:@" "]])) {
7690         search_ = [[[UISearchBar alloc] init] autorelease];
7691         [search_ setDelegate:self];
7692
7693         if (query != nil)
7694             [search_ setText:query];
7695     } return self;
7696 }
7697
7698 - (void) viewDidAppear:(BOOL)animated {
7699     [super viewDidAppear:animated];
7700
7701     if (!searchloaded_) {
7702         searchloaded_ = YES;
7703         [search_ setFrame:CGRectMake(0, 0, [[self view] bounds].size.width, 44.0f)];
7704         [search_ layoutSubviews];
7705         [search_ setPlaceholder:UCLocalize("SEARCH_EX")];
7706
7707         UITextField *textField;
7708         if ([search_ respondsToSelector:@selector(searchField)])
7709             textField = [search_ searchField];
7710         else
7711             textField = MSHookIvar<UITextField *>(search_, "_searchField");
7712
7713         [textField setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
7714         [textField setEnablesReturnKeyAutomatically:NO];
7715         [[self navigationItem] setTitleView:textField];
7716     }
7717 }
7718
7719 - (void) reloadData {
7720     id object([search_ text]);
7721     if ([self filter] == @selector(isUnfilteredAndSearchedForBy:))
7722         object = [object componentsSeparatedByString:@" "];
7723
7724     [self setObject:object];
7725     [self resetCursor];
7726
7727     [super reloadData];
7728 }
7729
7730 - (void) didSelectPackage:(Package *)package {
7731     [search_ resignFirstResponder];
7732     [super didSelectPackage:package];
7733 }
7734
7735 @end
7736 /* }}} */
7737 /* Package Settings Controller {{{ */
7738 @interface PackageSettingsController : CyteViewController <
7739     UITableViewDataSource,
7740     UITableViewDelegate
7741 > {
7742     _transient Database *database_;
7743     _H<NSString> name_;
7744     _H<Package> package_;
7745     _H<UITableView, 2> table_;
7746     _H<UISwitch> subscribedSwitch_;
7747     _H<UISwitch> ignoredSwitch_;
7748     _H<UITableViewCell> subscribedCell_;
7749     _H<UITableViewCell> ignoredCell_;
7750 }
7751
7752 - (id) initWithDatabase:(Database *)database package:(NSString *)package;
7753
7754 @end
7755
7756 @implementation PackageSettingsController
7757
7758 - (NSURL *) navigationURL {
7759     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/settings", (id) name_]];
7760 }
7761
7762 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
7763     if (package_ == nil)
7764         return 0;
7765
7766     if ([package_ installed] == nil)
7767         return 1;
7768     else
7769         return 2;
7770 }
7771
7772 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7773     if (package_ == nil)
7774         return 0;
7775
7776     // both sections contain just one item right now.
7777     return 1;
7778 }
7779
7780 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
7781     return nil;
7782 }
7783
7784 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
7785     if (section == 0)
7786         return UCLocalize("SHOW_ALL_CHANGES_EX");
7787     else
7788         return UCLocalize("IGNORE_UPGRADES_EX");
7789 }
7790
7791 - (void) onSubscribed:(id)control {
7792     bool value([control isOn]);
7793     if (package_ == nil)
7794         return;
7795     if ([package_ setSubscribed:value])
7796         [delegate_ updateData];
7797 }
7798
7799 - (void) _updateIgnored {
7800     const char *package([name_ UTF8String]);
7801     bool on([ignoredSwitch_ isOn]);
7802
7803     pid_t pid(ExecFork());
7804     if (pid == 0) {
7805         FILE *dpkg(popen("dpkg --set-selections", "w"));
7806         fwrite(package, strlen(package), 1, dpkg);
7807
7808         if (on)
7809             fwrite(" hold\n", 6, 1, dpkg);
7810         else
7811             fwrite(" install\n", 9, 1, dpkg);
7812
7813         pclose(dpkg);
7814
7815         exit(0);
7816         _assert(false);
7817     }
7818
7819     _forever {
7820         int status;
7821         int result(waitpid(pid, &status, 0));
7822
7823         if (result != -1) {
7824             _assert(result == pid);
7825             break;
7826         }
7827     }
7828 }
7829
7830 - (void) onIgnored:(id)control {
7831     NSInvocation *invocation([NSInvocation invocationWithMethodSignature:[self methodSignatureForSelector:@selector(_updateIgnored)]]);
7832     [invocation setTarget:self];
7833     [invocation setSelector:@selector(_updateIgnored)];
7834
7835     [delegate_ reloadDataWithInvocation:invocation];
7836 }
7837
7838 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7839     if (package_ == nil)
7840         return nil;
7841
7842     switch ([indexPath section]) {
7843         case 0: return subscribedCell_;
7844         case 1: return ignoredCell_;
7845
7846         _nodefault
7847     }
7848
7849     return nil;
7850 }
7851
7852 - (void) loadView {
7853     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7854
7855     table_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped] autorelease];
7856     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7857     [(UITableView *) table_ setDataSource:self];
7858     [table_ setDelegate:self];
7859     [[self view] addSubview:table_];
7860
7861     subscribedSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
7862     [subscribedSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7863     [subscribedSwitch_ addTarget:self action:@selector(onSubscribed:) forEvents:UIControlEventValueChanged];
7864
7865     ignoredSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
7866     [ignoredSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7867     [ignoredSwitch_ addTarget:self action:@selector(onIgnored:) forEvents:UIControlEventValueChanged];
7868
7869     subscribedCell_ = [[[UITableViewCell alloc] init] autorelease];
7870     [subscribedCell_ setText:UCLocalize("SHOW_ALL_CHANGES")];
7871     [subscribedCell_ setAccessoryView:subscribedSwitch_];
7872     [subscribedCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7873
7874     ignoredCell_ = [[[UITableViewCell alloc] init] autorelease];
7875     [ignoredCell_ setText:UCLocalize("IGNORE_UPGRADES")];
7876     [ignoredCell_ setAccessoryView:ignoredSwitch_];
7877     [ignoredCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7878 }
7879
7880 - (void) viewDidLoad {
7881     [super viewDidLoad];
7882
7883     [[self navigationItem] setTitle:UCLocalize("SETTINGS")];
7884 }
7885
7886 - (void) releaseSubviews {
7887     ignoredCell_ = nil;
7888     subscribedCell_ = nil;
7889     table_ = nil;
7890     ignoredSwitch_ = nil;
7891     subscribedSwitch_ = nil;
7892
7893     [super releaseSubviews];
7894 }
7895
7896 - (id) initWithDatabase:(Database *)database package:(NSString *)package {
7897     if ((self = [super init]) != nil) {
7898         database_ = database;
7899         name_ = package;
7900     } return self;
7901 }
7902
7903 - (void) reloadData {
7904     [super reloadData];
7905
7906     package_ = [database_ packageWithName:name_];
7907
7908     if (package_ != nil) {
7909         [subscribedSwitch_ setOn:([package_ subscribed] ? 1 : 0) animated:NO];
7910         [ignoredSwitch_ setOn:([package_ ignored] ? 1 : 0) animated:NO];
7911     } // XXX: what now, G?
7912
7913     [table_ reloadData];
7914 }
7915
7916 @end
7917 /* }}} */
7918
7919 /* Installed Controller {{{ */
7920 @interface InstalledController : FilteredPackageListController {
7921     BOOL expert_;
7922 }
7923
7924 - (id) initWithDatabase:(Database *)database;
7925
7926 - (void) updateRoleButton;
7927 - (void) queueStatusDidChange;
7928
7929 @end
7930
7931 @implementation InstalledController
7932
7933 - (NSURL *) navigationURL {
7934     return [NSURL URLWithString:@"cydia://installed"];
7935 }
7936
7937 - (id) initWithDatabase:(Database *)database {
7938     if ((self = [super initWithDatabase:database title:UCLocalize("INSTALLED") filter:@selector(isInstalledAndUnfiltered:) with:[NSNumber numberWithBool:YES]]) != nil) {
7939         [self updateRoleButton];
7940         [self queueStatusDidChange];
7941     } return self;
7942 }
7943
7944 #if !AlwaysReload
7945 - (void) queueButtonClicked {
7946     [delegate_ queue];
7947 }
7948 #endif
7949
7950 - (void) queueStatusDidChange {
7951 #if !AlwaysReload
7952     if (IsWildcat_) {
7953         if (Queuing_) {
7954             [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7955                 initWithTitle:UCLocalize("QUEUE")
7956                 style:UIBarButtonItemStyleDone
7957                 target:self
7958                 action:@selector(queueButtonClicked)
7959             ] autorelease]];
7960         } else {
7961             [[self navigationItem] setLeftBarButtonItem:nil];
7962         }
7963     }
7964 #endif
7965 }
7966
7967 - (void) updateRoleButton {
7968     if (Role_ != nil && ![Role_ isEqualToString:@"Developer"])
7969         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
7970             initWithTitle:(expert_ ? UCLocalize("EXPERT") : UCLocalize("SIMPLE"))
7971             style:(expert_ ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
7972             target:self
7973             action:@selector(roleButtonClicked)
7974         ] autorelease]];
7975 }
7976
7977 - (void) roleButtonClicked {
7978     [self setObject:[NSNumber numberWithBool:expert_]];
7979     [self reloadData];
7980     expert_ = !expert_;
7981
7982     [self updateRoleButton];
7983 }
7984
7985 @end
7986 /* }}} */
7987
7988 /* Source Cell {{{ */
7989 @interface SourceCell : CyteTableViewCell <
7990     CyteTableViewCellDelegate
7991 > {
7992     _H<UIImage> icon_;
7993     _H<NSString> origin_;
7994     _H<NSString> label_;
7995 }
7996
7997 - (void) setSource:(Source *)source;
7998
7999 @end
8000
8001 @implementation SourceCell
8002
8003 - (void) _setImage:(UIImage *)image {
8004     icon_ = image;
8005     [content_ setNeedsDisplay];
8006 }
8007
8008 - (void) _setSource:(NSURL *) url {
8009     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
8010
8011     if (NSData *data = [NSURLConnection
8012         sendSynchronousRequest:[NSURLRequest
8013             requestWithURL:url
8014             //cachePolicy:NSURLRequestUseProtocolCachePolicy
8015             //timeoutInterval:5
8016         ]
8017
8018         returningResponse:NULL
8019         error:NULL
8020     ])
8021         if (UIImage *image = [UIImage imageWithData:data])
8022             [self performSelectorOnMainThread:@selector(_setImage:) withObject:image waitUntilDone:NO];
8023
8024     [pool release];
8025 }
8026
8027 - (void) setSource:(Source *)source {
8028     icon_ = [UIImage applicationImageNamed:@"unknown.png"];
8029
8030     origin_ = [source name];
8031     label_ = [source rooturi];
8032
8033     [content_ setNeedsDisplay];
8034
8035     if (NSURL *url = [source iconURL])
8036         [NSThread detachNewThreadSelector:@selector(_setSource:) toTarget:self withObject:url];
8037 }
8038
8039 - (SourceCell *) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
8040     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
8041         UIView *content([self contentView]);
8042         CGRect bounds([content bounds]);
8043
8044         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
8045         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8046         [content_ setBackgroundColor:[UIColor whiteColor]];
8047         [content addSubview:content_];
8048
8049         [content_ setDelegate:self];
8050         [content_ setOpaque:YES];
8051
8052         [[content_ layer] setContentsGravity:kCAGravityTopLeft];
8053     } return self;
8054 }
8055
8056 - (NSString *) accessibilityLabel {
8057     return label_;
8058 }
8059
8060 - (void) drawContentRect:(CGRect)rect {
8061     bool highlighted(highlighted_);
8062     float width(rect.size.width);
8063
8064     if (icon_ != nil) {
8065         CGRect rect;
8066         rect.size = [(UIImage *) icon_ size];
8067
8068         while (rect.size.width > 32 || rect.size.height > 32) {
8069             rect.size.width /= 2;
8070             rect.size.height /= 2;
8071         }
8072
8073         rect.origin.x = 25 - rect.size.width / 2;
8074         rect.origin.y = 25 - rect.size.height / 2;
8075
8076         [icon_ drawInRect:rect];
8077     }
8078
8079     if (highlighted)
8080         UISetColor(White_);
8081
8082     if (!highlighted)
8083         UISetColor(Black_);
8084     [origin_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - 60) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
8085
8086     if (!highlighted)
8087         UISetColor(Blue_);
8088     [label_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 75) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
8089 }
8090
8091 @end
8092 /* }}} */
8093 /* Source Controller {{{ */
8094 @interface SourceController : FilteredPackageListController {
8095     _transient Source *source_;
8096     _H<NSString> key_;
8097 }
8098
8099 - (id) initWithDatabase:(Database *)database source:(Source *)source;
8100
8101 @end
8102
8103 @implementation SourceController
8104
8105 - (NSURL *) navigationURL {
8106     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sources/%@", [key_ stringByAddingPercentEscapesIncludingReserved]]];
8107 }
8108
8109 - (id) initWithDatabase:(Database *)database source:(Source *)source {
8110     if ((self = [super initWithDatabase:database title:[source label] filter:@selector(isVisibleInSource:) with:source]) != nil) {
8111         source_ = source;
8112         key_ = [source key];
8113     } return self;
8114 }
8115
8116 - (void) reloadData {
8117     source_ = [database_ sourceWithKey:key_];
8118     key_ = [source_ key];
8119     [self setObject:source_];
8120
8121     [[self navigationItem] setTitle:[source_ label]];
8122
8123     [super reloadData];
8124 }
8125
8126 @end
8127 /* }}} */
8128 /* Sources Controller {{{ */
8129 @interface SourcesController : CyteViewController <
8130     UITableViewDataSource,
8131     UITableViewDelegate
8132 > {
8133     _transient Database *database_;
8134     _H<UITableView, 2> list_;
8135     _H<NSMutableArray> sources_;
8136     int offset_;
8137
8138     _H<NSString> href_;
8139     _H<UIProgressHUD> hud_;
8140     _H<NSError> error_;
8141
8142     //NSURLConnection *installer_;
8143     NSURLConnection *trivial_;
8144     NSURLConnection *trivial_bz2_;
8145     NSURLConnection *trivial_gz_;
8146     //NSURLConnection *automatic_;
8147
8148     BOOL cydia_;
8149 }
8150
8151 - (id) initWithDatabase:(Database *)database;
8152 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated;
8153
8154 @end
8155
8156 @implementation SourcesController
8157
8158 - (void) _releaseConnection:(NSURLConnection *)connection {
8159     if (connection != nil) {
8160         [connection cancel];
8161         //[connection setDelegate:nil];
8162         [connection release];
8163     }
8164 }
8165
8166 - (void) dealloc {
8167     //[self _releaseConnection:installer_];
8168     [self _releaseConnection:trivial_];
8169     [self _releaseConnection:trivial_gz_];
8170     [self _releaseConnection:trivial_bz2_];
8171     //[self _releaseConnection:automatic_];
8172
8173     [super dealloc];
8174 }
8175
8176 - (NSURL *) navigationURL {
8177     return [NSURL URLWithString:@"cydia://sources"];
8178 }
8179
8180 - (void) viewDidAppear:(BOOL)animated {
8181     [super viewDidAppear:animated];
8182     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
8183 }
8184
8185 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8186     return 1;
8187 }
8188
8189 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
8190     return nil;
8191 }
8192
8193 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8194     return [sources_ count];
8195 }
8196
8197 - (Source *) sourceAtIndexPath:(NSIndexPath *)indexPath {
8198     return [sources_ objectAtIndex:[indexPath row]];
8199 }
8200
8201 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8202     static NSString *cellIdentifier = @"SourceCell";
8203
8204     SourceCell *cell = (SourceCell *) [tableView dequeueReusableCellWithIdentifier:cellIdentifier];
8205     if(cell == nil) cell = [[[SourceCell alloc] initWithFrame:CGRectZero reuseIdentifier:cellIdentifier] autorelease];
8206     [cell setSource:[self sourceAtIndexPath:indexPath]];
8207     [cell setAccessoryType:UITableViewCellAccessoryDisclosureIndicator];
8208
8209     return cell;
8210 }
8211
8212 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
8213     Source *source = [self sourceAtIndexPath:indexPath];
8214
8215     SourceController *controller = [[[SourceController alloc]
8216         initWithDatabase:database_
8217         source:source
8218     ] autorelease];
8219
8220     [controller setDelegate:delegate_];
8221
8222     [[self navigationController] pushViewController:controller animated:YES];
8223 }
8224
8225 - (BOOL) tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath {
8226     Source *source = [self sourceAtIndexPath:indexPath];
8227     return [source record] != nil;
8228 }
8229
8230 - (void) tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath {
8231     if (editingStyle ==  UITableViewCellEditingStyleDelete) {
8232         Source *source = [self sourceAtIndexPath:indexPath];
8233         [Sources_ removeObjectForKey:[source key]];
8234         [delegate_ syncData];
8235     }
8236 }
8237
8238 - (void) complete {
8239     [delegate_ addTrivialSource:href_];
8240     [delegate_ syncData];
8241 }
8242
8243 - (NSString *) getWarning {
8244     NSString *href(href_);
8245     NSRange colon([href rangeOfString:@"://"]);
8246     if (colon.location != NSNotFound)
8247         href = [href substringFromIndex:(colon.location + 3)];
8248     href = [href stringByAddingPercentEscapes];
8249     href = [CydiaURL(@"api/repotag/") stringByAppendingString:href];
8250     href = [href stringByCachingURLWithCurrentCDN];
8251
8252     NSURL *url([NSURL URLWithString:href]);
8253
8254     NSStringEncoding encoding;
8255     NSError *error(nil);
8256
8257     if (NSString *warning = [NSString stringWithContentsOfURL:url usedEncoding:&encoding error:&error])
8258         return [warning length] == 0 ? nil : warning;
8259     return nil;
8260 }
8261
8262 - (void) _endConnection:(NSURLConnection *)connection {
8263     // XXX: the memory management in this method is horribly awkward
8264
8265     NSURLConnection **field = NULL;
8266     if (connection == trivial_)
8267         field = &trivial_;
8268     else if (connection == trivial_bz2_)
8269         field = &trivial_bz2_;
8270     else if (connection == trivial_gz_)
8271         field = &trivial_gz_;
8272     _assert(field != NULL);
8273     [connection release];
8274     *field = nil;
8275
8276     if (
8277         trivial_ == nil &&
8278         trivial_bz2_ == nil &&
8279         trivial_gz_ == nil
8280     ) {
8281         [delegate_ releaseNetworkActivityIndicator];
8282
8283         [delegate_ removeProgressHUD:hud_];
8284         hud_ = nil;
8285
8286         if (cydia_) {
8287             if (NSString *warning = [self yieldToSelector:@selector(getWarning)]) {
8288                 UIAlertView *alert = [[[UIAlertView alloc]
8289                     initWithTitle:UCLocalize("SOURCE_WARNING")
8290                     message:warning
8291                     delegate:self
8292                     cancelButtonTitle:UCLocalize("CANCEL")
8293                     otherButtonTitles:
8294                         UCLocalize("ADD_ANYWAY"),
8295                     nil
8296                 ] autorelease];
8297
8298                 [alert setContext:@"warning"];
8299                 [alert setNumberOfRows:1];
8300                 [alert show];
8301
8302                 // XXX: there used to be this great mechanism called yieldToPopup... who deleted it?
8303                 error_ = nil;
8304                 return;
8305             }
8306
8307             [self complete];
8308         } else if (error_ != nil) {
8309             UIAlertView *alert = [[[UIAlertView alloc]
8310                 initWithTitle:UCLocalize("VERIFICATION_ERROR")
8311                 message:[error_ localizedDescription]
8312                 delegate:self
8313                 cancelButtonTitle:UCLocalize("OK")
8314                 otherButtonTitles:nil
8315             ] autorelease];
8316
8317             [alert setContext:@"urlerror"];
8318             [alert show];
8319         } else {
8320             UIAlertView *alert = [[[UIAlertView alloc]
8321                 initWithTitle:UCLocalize("NOT_REPOSITORY")
8322                 message:UCLocalize("NOT_REPOSITORY_EX")
8323                 delegate:self
8324                 cancelButtonTitle:UCLocalize("OK")
8325                 otherButtonTitles:nil
8326             ] autorelease];
8327
8328             [alert setContext:@"trivial"];
8329             [alert show];
8330         }
8331
8332         href_ = nil;
8333         error_ = nil;
8334     }
8335 }
8336
8337 - (void) connection:(NSURLConnection *)connection didReceiveResponse:(NSHTTPURLResponse *)response {
8338     switch ([response statusCode]) {
8339         case 200:
8340             cydia_ = YES;
8341     }
8342 }
8343
8344 - (void) connection:(NSURLConnection *)connection didFailWithError:(NSError *)error {
8345     lprintf("connection:\"%s\" didFailWithError:\"%s\"", [href_ UTF8String], [[error localizedDescription] UTF8String]);
8346     error_ = error;
8347     [self _endConnection:connection];
8348 }
8349
8350 - (void) connectionDidFinishLoading:(NSURLConnection *)connection {
8351     [self _endConnection:connection];
8352 }
8353
8354 - (NSURLConnection *) _requestHRef:(NSString *)href method:(NSString *)method {
8355     NSURL *url([NSURL URLWithString:href]);
8356
8357     NSMutableURLRequest *request = [NSMutableURLRequest
8358         requestWithURL:url
8359         cachePolicy:NSURLRequestUseProtocolCachePolicy
8360         timeoutInterval:120.0
8361     ];
8362
8363     [request setHTTPMethod:method];
8364
8365     if (Machine_ != NULL)
8366         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
8367
8368     if ([url isCydiaSecure]) {
8369         if (UniqueID_ != nil) {
8370             [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
8371             [request setValue:UniqueID_ forHTTPHeaderField:@"X-Cydia-Id"];
8372         }
8373     }
8374
8375     return [[[NSURLConnection alloc] initWithRequest:request delegate:self] autorelease];
8376 }
8377
8378 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
8379     NSString *context([alert context]);
8380
8381     if ([context isEqualToString:@"source"]) {
8382         switch (button) {
8383             case 1: {
8384                 NSString *href = [[alert textField] text];
8385
8386                 //installer_ = [[self _requestHRef:href method:@"GET"] retain];
8387
8388                 if (![href hasSuffix:@"/"])
8389                     href_ = [href stringByAppendingString:@"/"];
8390                 else
8391                     href_ = href;
8392
8393                 trivial_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages"] method:@"HEAD"] retain];
8394                 trivial_bz2_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.bz2"] method:@"HEAD"] retain];
8395                 trivial_gz_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.gz"] method:@"HEAD"] retain];
8396                 //trivial_bz2_ = [[self _requestHRef:[href stringByAppendingString:@"dists/Release"] method:@"HEAD"] retain];
8397
8398                 cydia_ = false;
8399
8400                 // XXX: this is stupid
8401                 hud_ = [delegate_ addProgressHUD];
8402                 [hud_ setText:UCLocalize("VERIFYING_URL")];
8403                 [delegate_ retainNetworkActivityIndicator];
8404             } break;
8405
8406             case 0:
8407             break;
8408
8409             _nodefault
8410         }
8411
8412         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8413     } else if ([context isEqualToString:@"trivial"])
8414         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8415     else if ([context isEqualToString:@"urlerror"])
8416         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8417     else if ([context isEqualToString:@"warning"]) {
8418         switch (button) {
8419             case 1:
8420                 [self complete];
8421             break;
8422
8423             case 0:
8424             break;
8425
8426             _nodefault
8427         }
8428
8429         href_ = nil;
8430
8431         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8432     }
8433 }
8434
8435 - (void) loadView {
8436     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8437
8438     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain] autorelease];
8439     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8440     [list_ setRowHeight:53];
8441     [(UITableView *) list_ setDataSource:self];
8442     [list_ setDelegate:self];
8443     [[self view] addSubview:list_];
8444 }
8445
8446 - (void) viewDidLoad {
8447     [super viewDidLoad];
8448
8449     [[self navigationItem] setTitle:UCLocalize("SOURCES")];
8450     [self updateButtonsForEditingStatus:NO animated:NO];
8451 }
8452
8453 - (void) releaseSubviews {
8454     list_ = nil;
8455
8456     sources_ = nil;
8457
8458     [super releaseSubviews];
8459 }
8460
8461 - (id) initWithDatabase:(Database *)database {
8462     if ((self = [super init]) != nil) {
8463         database_ = database;
8464     } return self;
8465 }
8466
8467 - (void) reloadData {
8468     [super reloadData];
8469
8470     pkgSourceList list;
8471     if ([database_ popErrorWithTitle:UCLocalize("SOURCES") forOperation:list.ReadMainList()])
8472         return;
8473
8474     sources_ = [NSMutableArray arrayWithCapacity:16];
8475     [sources_ addObjectsFromArray:[database_ sources]];
8476     _trace();
8477     [sources_ sortUsingSelector:@selector(compareByName:)];
8478     _trace();
8479
8480     int count([sources_ count]);
8481     offset_ = 0;
8482     for (int i = 0; i != count; i++) {
8483         if ([[sources_ objectAtIndex:i] record] == nil)
8484             break;
8485         offset_++;
8486     }
8487
8488     [list_ setEditing:NO];
8489     [self updateButtonsForEditingStatus:NO animated:NO];
8490     [list_ reloadData];
8491 }
8492
8493 - (void) showAddSourcePrompt {
8494     UIAlertView *alert = [[[UIAlertView alloc]
8495         initWithTitle:UCLocalize("ENTER_APT_URL")
8496         message:nil
8497         delegate:self
8498         cancelButtonTitle:UCLocalize("CANCEL")
8499         otherButtonTitles:
8500             UCLocalize("ADD_SOURCE"),
8501         nil
8502     ] autorelease];
8503
8504     [alert setContext:@"source"];
8505
8506     [alert setNumberOfRows:1];
8507     [alert addTextFieldWithValue:@"http://" label:@""];
8508
8509     UITextInputTraits *traits = [[alert textField] textInputTraits];
8510     [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
8511     [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
8512     [traits setKeyboardType:UIKeyboardTypeURL];
8513     // XXX: UIReturnKeyDone
8514     [traits setReturnKeyType:UIReturnKeyNext];
8515
8516     [alert show];
8517 }
8518
8519 - (void) addButtonClicked {
8520     [self showAddSourcePrompt];
8521 }
8522
8523 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated {
8524     [[self navigationItem] setLeftBarButtonItem:(editing ? [[[UIBarButtonItem alloc]
8525         initWithTitle:UCLocalize("ADD")
8526         style:UIBarButtonItemStylePlain
8527         target:self
8528         action:@selector(addButtonClicked)
8529     ] autorelease] : [[self navigationItem] backBarButtonItem]) animated:animated];
8530
8531     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8532         initWithTitle:(editing ? UCLocalize("DONE") : UCLocalize("EDIT"))
8533         style:(editing ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8534         target:self
8535         action:@selector(editButtonClicked)
8536     ] autorelease] animated:animated];
8537
8538     if (IsWildcat_ && !editing)
8539         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8540             initWithTitle:UCLocalize("SETTINGS")
8541             style:UIBarButtonItemStylePlain
8542             target:self
8543             action:@selector(settingsButtonClicked)
8544         ] autorelease]];
8545 }
8546
8547 - (void) settingsButtonClicked {
8548     [delegate_ showSettings];
8549 }
8550
8551 - (void) editButtonClicked {
8552     [list_ setEditing:![list_ isEditing] animated:YES];
8553
8554     [self updateButtonsForEditingStatus:[list_ isEditing] animated:YES];
8555 }
8556
8557 @end
8558 /* }}} */
8559
8560 /* Settings Controller {{{ */
8561 @interface SettingsController : CyteViewController <
8562     UITableViewDataSource,
8563     UITableViewDelegate
8564 > {
8565     _transient Database *database_;
8566     // XXX: ok, "roledelegate_"?...
8567     _transient id roledelegate_;
8568     _H<UITableView, 2> table_;
8569     _H<UISegmentedControl> segment_;
8570     _H<UIView> container_;
8571 }
8572
8573 - (void) showDoneButton;
8574 - (void) resizeSegmentedControl;
8575
8576 @end
8577
8578 @implementation SettingsController
8579
8580 - (void) loadView {
8581     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8582
8583     table_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped] autorelease];
8584     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8585     [table_ setDelegate:self];
8586     [(UITableView *) table_ setDataSource:self];
8587     [[self view] addSubview:table_];
8588
8589     NSArray *items = [NSArray arrayWithObjects:
8590         UCLocalize("USER"),
8591         UCLocalize("HACKER"),
8592         UCLocalize("DEVELOPER"),
8593     nil];
8594     segment_ = [[[UISegmentedControl alloc] initWithItems:items] autorelease];
8595     [segment_ setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleLeftMargin)];
8596     container_ = [[[UIView alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, 44.0f)] autorelease];
8597     [container_ addSubview:segment_];
8598 }
8599
8600 - (void) viewDidLoad {
8601     [super viewDidLoad];
8602
8603     [[self navigationItem] setTitle:UCLocalize("WHO_ARE_YOU")];
8604
8605     int index = -1;
8606     if ([Role_ isEqualToString:@"User"]) index = 0;
8607     if ([Role_ isEqualToString:@"Hacker"]) index = 1;
8608     if ([Role_ isEqualToString:@"Developer"]) index = 2;
8609     if (index != -1) {
8610         [segment_ setSelectedSegmentIndex:index];
8611         [self showDoneButton];
8612     }
8613
8614     [segment_ addTarget:self action:@selector(segmentChanged:) forControlEvents:UIControlEventValueChanged];
8615     [self resizeSegmentedControl];
8616 }
8617
8618 - (void) releaseSubviews {
8619     table_ = nil;
8620     segment_ = nil;
8621     container_ = nil;
8622
8623     [super releaseSubviews];
8624 }
8625
8626 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
8627     if ((self = [super init]) != nil) {
8628         database_ = database;
8629         roledelegate_ = delegate;
8630     } return self;
8631 }
8632
8633 - (void) resizeSegmentedControl {
8634     CGFloat width = [[self view] frame].size.width;
8635     [segment_ setFrame:CGRectMake(width / 32.0f, 0, width - (width / 32.0f * 2.0f), 44.0f)];
8636 }
8637
8638 - (void) viewWillAppear:(BOOL)animated {
8639     [super viewWillAppear:animated];
8640
8641     [self resizeSegmentedControl];
8642 }
8643
8644 - (void) willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation duration:(NSTimeInterval)duration {
8645     [self resizeSegmentedControl];
8646 }
8647
8648 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
8649     [self resizeSegmentedControl];
8650 }
8651
8652 - (void) save {
8653     NSString *role(nil);
8654
8655     switch ([segment_ selectedSegmentIndex]) {
8656         case 0: role = @"User"; break;
8657         case 1: role = @"Hacker"; break;
8658         case 2: role = @"Developer"; break;
8659
8660         _nodefault
8661     }
8662
8663     if (![role isEqualToString:Role_]) {
8664         bool rolling(Role_ == nil);
8665         Role_ = role;
8666
8667         Settings_ = [NSMutableDictionary dictionaryWithObjectsAndKeys:
8668             Role_, @"Role",
8669         nil];
8670
8671         [Metadata_ setObject:Settings_ forKey:@"Settings"];
8672         Changed_ = true;
8673
8674         if (rolling)
8675             [roledelegate_ loadData];
8676         else
8677             [roledelegate_ updateData];
8678     }
8679 }
8680
8681 - (void) segmentChanged:(UISegmentedControl *)control {
8682     [self showDoneButton];
8683 }
8684
8685 - (void) saveAndClose {
8686     [self save];
8687
8688     [[self navigationItem] setRightBarButtonItem:nil];
8689     [[self navigationController] dismissModalViewControllerAnimated:YES];
8690 }
8691
8692 - (void) doneButtonClicked {
8693     UIActivityIndicatorView *spinner = [[[UIActivityIndicatorView alloc] initWithFrame:CGRectMake(0, 0, 20.0f, 20.0f)] autorelease];
8694     [spinner startAnimating];
8695     UIBarButtonItem *spinItem = [[[UIBarButtonItem alloc] initWithCustomView:spinner] autorelease];
8696     [[self navigationItem] setRightBarButtonItem:spinItem];
8697
8698     [self performSelector:@selector(saveAndClose) withObject:nil afterDelay:0];
8699 }
8700
8701 - (void) showDoneButton {
8702     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8703         initWithTitle:UCLocalize("DONE")
8704         style:UIBarButtonItemStyleDone
8705         target:self
8706         action:@selector(doneButtonClicked)
8707     ] autorelease] animated:([[self navigationItem] rightBarButtonItem] == nil)];
8708 }
8709
8710 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8711     // XXX: For not having a single cell in the table, this sure is a lot of sections.
8712     return 6;
8713 }
8714
8715 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8716     return 0; // :(
8717 }
8718
8719 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8720     return nil; // This method is required by the protocol.
8721 }
8722
8723 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
8724     if (section == 1)
8725         return UCLocalize("ROLE_EX");
8726     if (section == 4)
8727         return [NSString stringWithFormat:
8728             @"%@: %@\n%@: %@\n%@: %@",
8729             UCLocalize("USER"), UCLocalize("USER_EX"),
8730             UCLocalize("HACKER"), UCLocalize("HACKER_EX"),
8731             UCLocalize("DEVELOPER"), UCLocalize("DEVELOPER_EX")
8732         ];
8733     else return nil;
8734 }
8735
8736 - (CGFloat) tableView:(UITableView *)tableView heightForHeaderInSection:(NSInteger)section {
8737     return section == 3 ? 44.0f : 0;
8738 }
8739
8740 - (UIView *) tableView:(UITableView *)tableView viewForHeaderInSection:(NSInteger)section {
8741     return section == 3 ? container_ : nil;
8742 }
8743
8744 - (void) reloadData {
8745     [super reloadData];
8746
8747     [table_ reloadData];
8748 }
8749
8750 @end
8751 /* }}} */
8752 /* Stash Controller {{{ */
8753 @interface StashController : CyteViewController {
8754     _H<UIActivityIndicatorView> spinner_;
8755     _H<UILabel> status_;
8756     _H<UILabel> caption_;
8757 }
8758
8759 @end
8760
8761 @implementation StashController
8762
8763 - (void) loadView {
8764     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8765     [[self view] setBackgroundColor:[UIColor viewFlipsideBackgroundColor]];
8766
8767     spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteLarge] autorelease];
8768     CGRect spinrect = [spinner_ frame];
8769     spinrect.origin.x = ([[self view] frame].size.width / 2) - (spinrect.size.width / 2);
8770     spinrect.origin.y = [[self view] frame].size.height - 80.0f;
8771     [spinner_ setFrame:spinrect];
8772     [spinner_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin];
8773     [[self view] addSubview:spinner_];
8774     [spinner_ startAnimating];
8775
8776     CGRect captrect;
8777     captrect.size.width = [[self view] frame].size.width;
8778     captrect.size.height = 40.0f;
8779     captrect.origin.x = 0;
8780     captrect.origin.y = ([[self view] frame].size.height / 2) - (captrect.size.height * 2);
8781     caption_ = [[[UILabel alloc] initWithFrame:captrect] autorelease];
8782     [caption_ setText:UCLocalize("PREPARING_FILESYSTEM")];
8783     [caption_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8784     [caption_ setFont:[UIFont boldSystemFontOfSize:28.0f]];
8785     [caption_ setTextColor:[UIColor whiteColor]];
8786     [caption_ setBackgroundColor:[UIColor clearColor]];
8787     [caption_ setShadowColor:[UIColor blackColor]];
8788     [caption_ setTextAlignment:UITextAlignmentCenter];
8789     [[self view] addSubview:caption_];
8790
8791     CGRect statusrect;
8792     statusrect.size.width = [[self view] frame].size.width;
8793     statusrect.size.height = 30.0f;
8794     statusrect.origin.x = 0;
8795     statusrect.origin.y = ([[self view] frame].size.height / 2) - statusrect.size.height;
8796     status_ = [[[UILabel alloc] initWithFrame:statusrect] autorelease];
8797     [status_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8798     [status_ setText:UCLocalize("EXIT_WHEN_COMPLETE")];
8799     [status_ setFont:[UIFont systemFontOfSize:16.0f]];
8800     [status_ setTextColor:[UIColor whiteColor]];
8801     [status_ setBackgroundColor:[UIColor clearColor]];
8802     [status_ setShadowColor:[UIColor blackColor]];
8803     [status_ setTextAlignment:UITextAlignmentCenter];
8804     [[self view] addSubview:status_];
8805 }
8806
8807 - (void) releaseSubviews {
8808     spinner_ = nil;
8809     status_ = nil;
8810     caption_ = nil;
8811
8812     [super releaseSubviews];
8813 }
8814
8815 @end
8816 /* }}} */
8817
8818 @interface CYURLCache : SDURLCache {
8819 }
8820
8821 @end
8822
8823 @implementation CYURLCache
8824
8825 - (void) logEvent:(NSString *)event forRequest:(NSURLRequest *)request {
8826 #if !ForRelease
8827     if (false);
8828     else if ([event isEqualToString:@"no-cache"])
8829         event = @"!!!";
8830     else if ([event isEqualToString:@"store"])
8831         event = @">>>";
8832     else if ([event isEqualToString:@"invalid"])
8833         event = @"???";
8834     else if ([event isEqualToString:@"memory"])
8835         event = @"mem";
8836     else if ([event isEqualToString:@"disk"])
8837         event = @"ssd";
8838     else if ([event isEqualToString:@"miss"])
8839         event = @"---";
8840
8841     NSLog(@"%@: %@", event, [[request URL] absoluteString]);
8842 #endif
8843 }
8844
8845 - (void) storeCachedResponse:(NSCachedURLResponse *)cached forRequest:(NSURLRequest *)request {
8846     if (NSURLResponse *response = [cached response])
8847         if (NSString *mime = [response MIMEType])
8848             if ([mime isEqualToString:@"text/cache-manifest"]) {
8849                 NSURL *url([response URL]);
8850
8851 #if !ForRelease
8852                 NSLog(@"###: %@", [url absoluteString]);
8853 #endif
8854
8855                 @synchronized (HostConfig_) {
8856                     [CachedURLs_ addObject:url];
8857                 }
8858             }
8859
8860     [super storeCachedResponse:cached forRequest:request];
8861 }
8862
8863 @end
8864
8865 @interface Cydia : UIApplication <
8866     ConfirmationControllerDelegate,
8867     DatabaseDelegate,
8868     CydiaDelegate,
8869     UINavigationControllerDelegate,
8870     UITabBarControllerDelegate
8871 > {
8872     _H<UIWindow> window_;
8873     _H<CYTabBarController> tabbar_;
8874     _H<CydiaLoadingViewController> emulated_;
8875
8876     _H<NSMutableArray> essential_;
8877     _H<NSMutableArray> broken_;
8878
8879     Database *database_;
8880
8881     _H<NSURL> starturl_;
8882
8883     unsigned locked_;
8884     unsigned activity_;
8885
8886     _H<StashController> stash_;
8887
8888     bool loaded_;
8889 }
8890
8891 - (void) loadData;
8892
8893 @end
8894
8895 @implementation Cydia
8896
8897 - (void) beginUpdate {
8898     [tabbar_ beginUpdate];
8899 }
8900
8901 - (BOOL) updating {
8902     return [tabbar_ updating];
8903 }
8904
8905 - (void) _loaded {
8906     if ([broken_ count] != 0) {
8907         int count = [broken_ count];
8908
8909         UIAlertView *alert = [[[UIAlertView alloc]
8910             initWithTitle:(count == 1 ? UCLocalize("HALFINSTALLED_PACKAGE") : [NSString stringWithFormat:UCLocalize("HALFINSTALLED_PACKAGES"), count])
8911             message:UCLocalize("HALFINSTALLED_PACKAGE_EX")
8912             delegate:self
8913             cancelButtonTitle:UCLocalize("FORCIBLY_CLEAR")
8914             otherButtonTitles:
8915                 UCLocalize("TEMPORARY_IGNORE"),
8916             nil
8917         ] autorelease];
8918
8919         [alert setContext:@"fixhalf"];
8920         [alert setNumberOfRows:2];
8921         [alert show];
8922     } else if (!Ignored_ && [essential_ count] != 0) {
8923         int count = [essential_ count];
8924
8925         UIAlertView *alert = [[[UIAlertView alloc]
8926             initWithTitle:(count == 1 ? UCLocalize("ESSENTIAL_UPGRADE") : [NSString stringWithFormat:UCLocalize("ESSENTIAL_UPGRADES"), count])
8927             message:UCLocalize("ESSENTIAL_UPGRADE_EX")
8928             delegate:self
8929             cancelButtonTitle:UCLocalize("TEMPORARY_IGNORE")
8930             otherButtonTitles:
8931                 UCLocalize("UPGRADE_ESSENTIAL"),
8932                 UCLocalize("COMPLETE_UPGRADE"),
8933             nil
8934         ] autorelease];
8935
8936         [alert setContext:@"upgrade"];
8937         [alert show];
8938     }
8939 }
8940
8941 - (void) returnToCydia {
8942     [self _loaded];
8943 }
8944
8945 - (void) _saveConfig {
8946     _trace();
8947     MetaFile_.Sync();
8948     _trace();
8949
8950     if (Changed_) {
8951         NSString *error(nil);
8952
8953         if (NSData *data = [NSPropertyListSerialization dataFromPropertyList:Metadata_ format:NSPropertyListBinaryFormat_v1_0 errorDescription:&error]) {
8954             _trace();
8955             NSError *error(nil);
8956             if (![data writeToFile:@"/var/lib/cydia/metadata.plist" options:NSAtomicWrite error:&error])
8957                 NSLog(@"failure to save metadata data: %@", error);
8958             _trace();
8959
8960             Changed_ = false;
8961         } else {
8962             NSLog(@"failure to serialize metadata: %@", error);
8963         }
8964     }
8965
8966     CydiaWriteSources();
8967 }
8968
8969 // Navigation controller for the queuing badge.
8970 - (UINavigationController *) queueNavigationController {
8971     NSArray *controllers = [tabbar_ viewControllers];
8972     return [controllers objectAtIndex:3];
8973 }
8974
8975 - (void) unloadData {
8976     [tabbar_ unloadData];
8977 }
8978
8979 - (void) _updateData {
8980     [self _saveConfig];
8981     [self unloadData];
8982
8983     UINavigationController *navigation = [self queueNavigationController];
8984
8985     id queuedelegate = nil;
8986     if ([[navigation viewControllers] count] > 0)
8987         queuedelegate = [[navigation viewControllers] objectAtIndex:0];
8988
8989     [queuedelegate queueStatusDidChange];
8990     [[navigation tabBarItem] setBadgeValue:(Queuing_ ? UCLocalize("Q_D") : nil)];
8991 }
8992
8993 - (void) _refreshIfPossible:(NSDate *)update {
8994     NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
8995
8996     bool recently = false;
8997     if (update != nil) {
8998         NSTimeInterval interval([update timeIntervalSinceNow]);
8999         if (interval <= 0 && interval > -(15*60))
9000             recently = true;
9001     }
9002
9003     // Don't automatic refresh if:
9004     //  - We already refreshed recently.
9005     //  - We already auto-refreshed this launch.
9006     //  - Auto-refresh is disabled.
9007     if (recently || loaded_ || ManualRefresh) {
9008         // If we are cancelling, we need to make sure it knows it's already loaded.
9009         loaded_ = true;
9010
9011         [self performSelectorOnMainThread:@selector(_loaded) withObject:nil waitUntilDone:NO];
9012     } else {
9013         // We are going to load, so remember that.
9014         loaded_ = true;
9015
9016         SCNetworkReachabilityFlags flags; {
9017             SCNetworkReachabilityRef reachability(SCNetworkReachabilityCreateWithName(NULL, "cydia.saurik.com"));
9018             SCNetworkReachabilityGetFlags(reachability, &flags);
9019             CFRelease(reachability);
9020         }
9021
9022         // XXX: this elaborate mess is what Apple is using to determine this? :(
9023         // XXX: do we care if the user has to intervene? maybe that's ok?
9024         bool reachable(
9025             (flags & kSCNetworkReachabilityFlagsReachable) != 0 && (
9026                 (flags & kSCNetworkReachabilityFlagsConnectionRequired) == 0 || (
9027                     (flags & kSCNetworkReachabilityFlagsConnectionOnDemand) != 0 ||
9028                     (flags & kSCNetworkReachabilityFlagsConnectionOnTraffic) != 0
9029                 ) && (flags & kSCNetworkReachabilityFlagsInterventionRequired) == 0 ||
9030                 (flags & kSCNetworkReachabilityFlagsIsWWAN) != 0
9031             )
9032         );
9033
9034         // If we can reach the server, auto-refresh!
9035         if (reachable)
9036             [tabbar_ performSelectorOnMainThread:@selector(setUpdate:) withObject:update waitUntilDone:NO];
9037     }
9038
9039     [pool release];
9040 }
9041
9042 - (void) refreshIfPossible {
9043     [NSThread detachNewThreadSelector:@selector(_refreshIfPossible:) toTarget:self withObject:[Metadata_ objectForKey:@"LastUpdate"]];
9044 }
9045
9046 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
9047 @synchronized (self) {
9048     UIProgressHUD *hud(loaded_ ? [self addProgressHUD] : nil);
9049     [hud setText:UCLocalize("RELOADING_DATA")];
9050
9051     [database_ yieldToSelector:@selector(reloadDataWithInvocation:) withObject:invocation];
9052
9053     size_t changes(0);
9054
9055     [essential_ removeAllObjects];
9056     [broken_ removeAllObjects];
9057
9058     NSArray *packages([database_ packages]);
9059     for (Package *package in packages) {
9060         if ([package half])
9061             [broken_ addObject:package];
9062         if ([package upgradableAndEssential:NO]) {
9063             if ([package essential])
9064                 [essential_ addObject:package];
9065             ++changes;
9066         }
9067     }
9068
9069     UITabBarItem *changesItem = [[[tabbar_ viewControllers] objectAtIndex:2] tabBarItem];
9070     if (changes != 0) {
9071         _trace();
9072         NSString *badge([[NSNumber numberWithInt:changes] stringValue]);
9073         [changesItem setBadgeValue:badge];
9074         [changesItem setAnimatedBadge:([essential_ count] > 0)];
9075         [self setApplicationIconBadgeNumber:changes];
9076     } else {
9077         _trace();
9078         [changesItem setBadgeValue:nil];
9079         [changesItem setAnimatedBadge:NO];
9080         [self setApplicationIconBadgeNumber:0];
9081     }
9082
9083     [self _updateData];
9084
9085     if (hud != nil)
9086         [self removeProgressHUD:hud];
9087 } }
9088
9089 - (void) updateData {
9090     [self _updateData];
9091 }
9092
9093 - (void) update_ {
9094     [database_ update];
9095     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
9096 }
9097
9098 - (void) disemulate {
9099     if (emulated_ == nil)
9100         return;
9101
9102     [window_ addSubview:[tabbar_ view]];
9103     [[emulated_ view] removeFromSuperview];
9104     emulated_ = nil;
9105     [window_ setUserInteractionEnabled:YES];
9106 }
9107
9108 - (void) presentModalViewController:(UIViewController *)controller force:(BOOL)force {
9109     UINavigationController *navigation([[[UINavigationController alloc] initWithRootViewController:controller] autorelease]);
9110     if (IsWildcat_)
9111         [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
9112
9113     UIViewController *parent;
9114     if (emulated_ == nil)
9115         parent = tabbar_;
9116     else if (!force)
9117         parent = emulated_;
9118     else {
9119         [self disemulate];
9120         parent = tabbar_;
9121     }
9122
9123     [parent presentModalViewController:navigation animated:YES];
9124 }
9125
9126 - (ProgressController *) invokeNewProgress:(NSInvocation *)invocation forController:(UINavigationController *)navigation withTitle:(NSString *)title {
9127     ProgressController *progress([[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease]);
9128
9129     if (navigation != nil)
9130         [navigation pushViewController:progress animated:YES];
9131     else
9132         [self presentModalViewController:progress force:YES];
9133
9134     [progress invoke:invocation withTitle:title];
9135     return progress;
9136 }
9137
9138 - (void) detachNewProgressSelector:(SEL)selector toTarget:(id)target forController:(UINavigationController *)navigation title:(NSString *)title {
9139     [self invokeNewProgress:[NSInvocation invocationWithSelector:selector forTarget:target] forController:navigation withTitle:title];
9140 }
9141
9142 - (void) repairWithInvocation:(NSInvocation *)invocation {
9143     _trace();
9144     [self invokeNewProgress:invocation forController:nil withTitle:@"REPAIRING"];
9145     _trace();
9146 }
9147
9148 - (void) repairWithSelector:(SEL)selector {
9149     [self performSelectorOnMainThread:@selector(repairWithInvocation:) withObject:[NSInvocation invocationWithSelector:selector forTarget:database_] waitUntilDone:YES];
9150 }
9151
9152 - (void) reloadData {
9153     [self reloadDataWithInvocation:nil];
9154     if ([database_ progressDelegate] == nil)
9155         [self _loaded];
9156 }
9157
9158 - (void) syncData {
9159     [self _saveConfig];
9160     [self detachNewProgressSelector:@selector(update_) toTarget:self forController:nil title:@"UPDATING_SOURCES"];
9161 }
9162
9163 - (void) addSource:(NSDictionary *) source {
9164     CydiaAddSource(source);
9165 }
9166
9167 - (void) addSource:(NSString *)href withDistribution:(NSString *)distribution andSections:(NSArray *)sections {
9168     CydiaAddSource(href, distribution, sections);
9169 }
9170
9171 - (void) addTrivialSource:(NSString *)href {
9172     CydiaAddSource(href, @"./");
9173 }
9174
9175 - (void) updateValues {
9176     Changed_ = true;
9177 }
9178
9179 - (void) resolve {
9180     pkgProblemResolver *resolver = [database_ resolver];
9181
9182     resolver->InstallProtect();
9183     if (!resolver->Resolve(true))
9184         _error->Discard();
9185 }
9186
9187 - (bool) perform {
9188     // XXX: this is a really crappy way of doing this.
9189     // like, seriously: this state machine is still broken, and cancelling this here doesn't really /fix/ that.
9190     // for one, the user can still /start/ a reloading data event while they have a queue, which is stupid
9191     // for two, this just means there is a race condition between the refresh completing and the confirmation controller appearing.
9192     if ([tabbar_ updating])
9193         [tabbar_ cancelUpdate];
9194
9195     if (![database_ prepare])
9196         return false;
9197
9198     ConfirmationController *page([[[ConfirmationController alloc] initWithDatabase:database_] autorelease]);
9199     [page setDelegate:self];
9200     UINavigationController *confirm_([[[UINavigationController alloc] initWithRootViewController:page] autorelease]);
9201
9202     if (IsWildcat_)
9203         [confirm_ setModalPresentationStyle:UIModalPresentationFormSheet];
9204     [tabbar_ presentModalViewController:confirm_ animated:YES];
9205
9206     return true;
9207 }
9208
9209 - (void) queue {
9210     @synchronized (self) {
9211         [self perform];
9212     }
9213 }
9214
9215 - (void) clearPackage:(Package *)package {
9216     @synchronized (self) {
9217         [package clear];
9218         [self resolve];
9219         [self perform];
9220     }
9221 }
9222
9223 - (void) installPackages:(NSArray *)packages {
9224     @synchronized (self) {
9225         for (Package *package in packages)
9226             [package install];
9227         [self resolve];
9228         [self perform];
9229     }
9230 }
9231
9232 - (void) installPackage:(Package *)package {
9233     @synchronized (self) {
9234         [package install];
9235         [self resolve];
9236         [self perform];
9237     }
9238 }
9239
9240 - (void) removePackage:(Package *)package {
9241     @synchronized (self) {
9242         [package remove];
9243         [self resolve];
9244         [self perform];
9245     }
9246 }
9247
9248 - (void) distUpgrade {
9249     @synchronized (self) {
9250         if (![database_ upgrade])
9251             return;
9252         [self perform];
9253     }
9254 }
9255
9256 - (void) perform_ {
9257     [database_ perform];
9258     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
9259 }
9260
9261 - (void) confirmWithNavigationController:(UINavigationController *)navigation {
9262     Queuing_ = false;
9263     ++locked_;
9264     [self detachNewProgressSelector:@selector(perform_) toTarget:self forController:navigation title:@"RUNNING"];
9265     --locked_;
9266     [self refreshIfPossible];
9267 }
9268
9269 - (void) showSettings {
9270     [self presentModalViewController:[[[SettingsController alloc] initWithDatabase:database_ delegate:self] autorelease] force:NO];
9271 }
9272
9273 - (void) retainNetworkActivityIndicator {
9274     if (activity_++ == 0)
9275         [self setNetworkActivityIndicatorVisible:YES];
9276
9277 #if TraceLogging
9278     NSLog(@"retainNetworkActivityIndicator->%d", activity_);
9279 #endif
9280 }
9281
9282 - (void) releaseNetworkActivityIndicator {
9283     if (--activity_ == 0)
9284         [self setNetworkActivityIndicatorVisible:NO];
9285
9286 #if TraceLogging
9287     NSLog(@"releaseNetworkActivityIndicator->%d", activity_);
9288 #endif
9289
9290 }
9291
9292 - (void) cancelAndClear:(bool)clear {
9293     @synchronized (self) {
9294         if (clear) {
9295             [database_ clear];
9296             Queuing_ = false;
9297         } else {
9298             Queuing_ = true;
9299         }
9300
9301         [self _updateData];
9302     }
9303 }
9304
9305 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
9306     NSString *context([alert context]);
9307
9308     if ([context isEqualToString:@"conffile"]) {
9309         FILE *input = [database_ input];
9310         if (button == [alert cancelButtonIndex])
9311             fprintf(input, "N\n");
9312         else if (button == [alert firstOtherButtonIndex])
9313             fprintf(input, "Y\n");
9314         fflush(input);
9315
9316         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9317     } else if ([context isEqualToString:@"fixhalf"]) {
9318         if (button == [alert cancelButtonIndex]) {
9319             @synchronized (self) {
9320                 for (Package *broken in (id) broken_) {
9321                     [broken remove];
9322
9323                     NSString *id = [broken id];
9324                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.prerm", id] UTF8String]);
9325                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postrm", id] UTF8String]);
9326                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.preinst", id] UTF8String]);
9327                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postinst", id] UTF8String]);
9328                 }
9329
9330                 [self resolve];
9331                 [self perform];
9332             }
9333         } else if (button == [alert firstOtherButtonIndex]) {
9334             [broken_ removeAllObjects];
9335             [self _loaded];
9336         }
9337
9338         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9339     } else if ([context isEqualToString:@"upgrade"]) {
9340         if (button == [alert firstOtherButtonIndex]) {
9341             @synchronized (self) {
9342                 for (Package *essential in (id) essential_)
9343                     [essential install];
9344
9345                 [self resolve];
9346                 [self perform];
9347             }
9348         } else if (button == [alert firstOtherButtonIndex] + 1) {
9349             [self distUpgrade];
9350         } else if (button == [alert cancelButtonIndex]) {
9351             Ignored_ = YES;
9352         }
9353
9354         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9355     }
9356 }
9357
9358 - (void) system:(NSString *)command {
9359     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9360
9361     _trace();
9362     system([command UTF8String]);
9363     _trace();
9364
9365     [pool release];
9366 }
9367
9368 - (void) applicationWillSuspend {
9369     [database_ clean];
9370     [super applicationWillSuspend];
9371 }
9372
9373 - (BOOL) isSafeToSuspend {
9374     if (locked_ != 0) {
9375 #if !ForRelease
9376         NSLog(@"isSafeToSuspend: locked_ != 0");
9377 #endif
9378         return false;
9379     }
9380
9381     // Use external process status API internally.
9382     // This is probably a really bad idea.
9383     // XXX: what is the point of this? does this solve anything at all?
9384     uint64_t status = 0;
9385     int notify_token;
9386     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
9387         notify_get_state(notify_token, &status);
9388         notify_cancel(notify_token);
9389     }
9390
9391     if (status != 0) {
9392 #if !ForRelease
9393         NSLog(@"isSafeToSuspend: status != 0");
9394 #endif
9395         return false;
9396     }
9397
9398 #if !ForRelease
9399     NSLog(@"isSafeToSuspend: -> true");
9400 #endif
9401     return true;
9402 }
9403
9404 - (void) applicationSuspend:(__GSEvent *)event {
9405     if ([self isSafeToSuspend])
9406         [super applicationSuspend:event];
9407 }
9408
9409 - (void) _animateSuspension:(BOOL)arg0 duration:(double)arg1 startTime:(double)arg2 scale:(float)arg3 {
9410     if ([self isSafeToSuspend])
9411         [super _animateSuspension:arg0 duration:arg1 startTime:arg2 scale:arg3];
9412 }
9413
9414 - (void) _setSuspended:(BOOL)value {
9415     if ([self isSafeToSuspend])
9416         [super _setSuspended:value];
9417 }
9418
9419 - (UIProgressHUD *) addProgressHUD {
9420     UIProgressHUD *hud([[[UIProgressHUD alloc] init] autorelease]);
9421     [hud setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
9422
9423     [window_ setUserInteractionEnabled:NO];
9424
9425     UIViewController *target(tabbar_);
9426     if (UIViewController *modal = [target modalViewController])
9427         target = modal;
9428
9429     [hud showInView:[target view]];
9430
9431     ++locked_;
9432     return hud;
9433 }
9434
9435 - (void) removeProgressHUD:(UIProgressHUD *)hud {
9436     --locked_;
9437     [hud hide];
9438     [hud removeFromSuperview];
9439     [window_ setUserInteractionEnabled:YES];
9440 }
9441
9442 - (CyteViewController *) pageForPackage:(NSString *)name {
9443     return [[[CYPackageController alloc] initWithDatabase:database_ forPackage:name] autorelease];
9444 }
9445
9446 - (CyteViewController *) pageForURL:(NSURL *)url forExternal:(BOOL)external {
9447     NSString *scheme([[url scheme] lowercaseString]);
9448     if ([[url absoluteString] length] <= [scheme length] + 3)
9449         return nil;
9450     NSString *path([[url absoluteString] substringFromIndex:[scheme length] + 3]);
9451     NSArray *components([path pathComponents]);
9452
9453     if ([scheme isEqualToString:@"apptapp"] && [components count] > 0 && [[components objectAtIndex:0] isEqualToString:@"package"])
9454         return [self pageForPackage:[components objectAtIndex:1]];
9455
9456     if ([components count] < 1 || ![scheme isEqualToString:@"cydia"])
9457         return nil;
9458
9459     NSString *base([components objectAtIndex:0]);
9460
9461     CyteViewController *controller = nil;
9462
9463     if ([base isEqualToString:@"url"]) {
9464         // This kind of URL can contain slashes in the argument, so we can't parse them below.
9465         NSString *destination = [[url absoluteString] substringFromIndex:([scheme length] + [@"://" length] + [base length] + [@"/" length])];
9466         controller = [[[CydiaWebViewController alloc] initWithURL:[NSURL URLWithString:destination]] autorelease];
9467     } else if (!external && [components count] == 1) {
9468         if ([base isEqualToString:@"manage"]) {
9469             controller = [[[ManageController alloc] init] autorelease];
9470         }
9471
9472         if ([base isEqualToString:@"sources"]) {
9473             controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9474         }
9475
9476         if ([base isEqualToString:@"home"]) {
9477             controller = [[[HomeController alloc] init] autorelease];
9478         }
9479
9480         if ([base isEqualToString:@"sections"]) {
9481             controller = [[[SectionsController alloc] initWithDatabase:database_] autorelease];
9482         }
9483
9484         if ([base isEqualToString:@"search"]) {
9485             controller = [[[SearchController alloc] initWithDatabase:database_ query:nil] autorelease];
9486         }
9487
9488         if ([base isEqualToString:@"changes"]) {
9489             controller = [[[ChangesController alloc] initWithDatabase:database_] autorelease];
9490         }
9491
9492         if ([base isEqualToString:@"installed"]) {
9493             controller = [[[InstalledController alloc] initWithDatabase:database_] autorelease];
9494         }
9495     } else if ([components count] == 2) {
9496         NSString *argument = [components objectAtIndex:1];
9497
9498         if ([base isEqualToString:@"package"]) {
9499             controller = [self pageForPackage:argument];
9500         }
9501
9502         if (!external && [base isEqualToString:@"search"]) {
9503             controller = [[[SearchController alloc] initWithDatabase:database_ query:argument] autorelease];
9504         }
9505
9506         if (!external && [base isEqualToString:@"sections"]) {
9507             if ([argument isEqualToString:@"all"])
9508                 argument = nil;
9509             controller = [[[SectionController alloc] initWithDatabase:database_ section:argument] autorelease];
9510         }
9511
9512         if (!external && [base isEqualToString:@"sources"]) {
9513             if ([argument isEqualToString:@"add"]) {
9514                 controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9515                 [(SourcesController *)controller showAddSourcePrompt];
9516             } else {
9517                 Source *source = [database_ sourceWithKey:[argument stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
9518                 controller = [[[SourceController alloc] initWithDatabase:database_ source:source] autorelease];
9519             }
9520         }
9521
9522         if (!external && [base isEqualToString:@"launch"]) {
9523             [self launchApplicationWithIdentifier:argument suspended:NO];
9524             return nil;
9525         }
9526     } else if (!external && [components count] == 3) {
9527         NSString *arg1 = [components objectAtIndex:1];
9528         NSString *arg2 = [components objectAtIndex:2];
9529
9530         if ([base isEqualToString:@"package"]) {
9531             if ([arg2 isEqualToString:@"settings"]) {
9532                 controller = [[[PackageSettingsController alloc] initWithDatabase:database_ package:arg1] autorelease];
9533             } else if ([arg2 isEqualToString:@"files"]) {
9534                 if (Package *package = [database_ packageWithName:arg1]) {
9535                     controller = [[[FileTable alloc] initWithDatabase:database_] autorelease];
9536                     [(FileTable *)controller setPackage:package];
9537                 }
9538             }
9539         }
9540     }
9541
9542     [controller setDelegate:self];
9543     return controller;
9544 }
9545
9546 - (BOOL) openCydiaURL:(NSURL *)url forExternal:(BOOL)external {
9547     CyteViewController *page([self pageForURL:url forExternal:external]);
9548
9549     if (page != nil) {
9550         UINavigationController *nav = [[[UINavigationController alloc] init] autorelease];
9551         [nav setViewControllers:[NSArray arrayWithObject:page]];
9552         [tabbar_ setUnselectedViewController:nav];
9553     }
9554
9555     return page != nil;
9556 }
9557
9558 - (void) applicationOpenURL:(NSURL *)url {
9559     [super applicationOpenURL:url];
9560
9561     if (!loaded_)
9562         starturl_ = url;
9563     else
9564         [self openCydiaURL:url forExternal:YES];
9565 }
9566
9567 - (void) applicationWillResignActive:(UIApplication *)application {
9568     // Stop refreshing if you get a phone call or lock the device.
9569     if ([tabbar_ updating])
9570         [tabbar_ cancelUpdate];
9571
9572     if ([[self superclass] instancesRespondToSelector:@selector(applicationWillResignActive:)])
9573         [super applicationWillResignActive:application];
9574 }
9575
9576 - (void) saveState {
9577     [Metadata_ setObject:[tabbar_ navigationURLCollection] forKey:@"InterfaceState"];
9578     [Metadata_ setObject:[NSDate date] forKey:@"LastClosed"];
9579     [Metadata_ setObject:[NSNumber numberWithInt:[tabbar_ selectedIndex]] forKey:@"InterfaceIndex"];
9580     Changed_ = true;
9581
9582     [self _saveConfig];
9583 }
9584
9585 - (void) applicationWillTerminate:(UIApplication *)application {
9586     [self saveState];
9587 }
9588
9589 - (void) setConfigurationData:(NSString *)data {
9590     static Pcre conffile_r("^'(.*)' '(.*)' ([01]) ([01])$");
9591
9592     if (!conffile_r(data)) {
9593         lprintf("E:invalid conffile\n");
9594         return;
9595     }
9596
9597     NSString *ofile = conffile_r[1];
9598     //NSString *nfile = conffile_r[2];
9599
9600     UIAlertView *alert = [[[UIAlertView alloc]
9601         initWithTitle:UCLocalize("CONFIGURATION_UPGRADE")
9602         message:[NSString stringWithFormat:@"%@\n\n%@", UCLocalize("CONFIGURATION_UPGRADE_EX"), ofile]
9603         delegate:self
9604         cancelButtonTitle:UCLocalize("KEEP_OLD_COPY")
9605         otherButtonTitles:
9606             UCLocalize("ACCEPT_NEW_COPY"),
9607             // XXX: UCLocalize("SEE_WHAT_CHANGED"),
9608         nil
9609     ] autorelease];
9610
9611     [alert setContext:@"conffile"];
9612     [alert setNumberOfRows:2];
9613     [alert show];
9614 }
9615
9616 - (void) addStashController {
9617     ++locked_;
9618     stash_ = [[[StashController alloc] init] autorelease];
9619     [window_ addSubview:[stash_ view]];
9620 }
9621
9622 - (void) removeStashController {
9623     [[stash_ view] removeFromSuperview];
9624     stash_ = nil;
9625     --locked_;
9626 }
9627
9628 - (void) stash {
9629     [self setIdleTimerDisabled:YES];
9630
9631     [[UIApplication sharedApplication] setStatusBarStyle:UIStatusBarStyleBlackOpaque];
9632     UpdateExternalStatus(1);
9633     [self yieldToSelector:@selector(system:) withObject:@"/usr/libexec/cydia/free.sh"];
9634     UpdateExternalStatus(0);
9635
9636     [self removeStashController];
9637
9638     if (ExecFork() == 0) {
9639         execlp("launchctl", "launchctl", "stop", "com.apple.SpringBoard", NULL);
9640         perror("launchctl stop");
9641     }
9642 }
9643
9644 - (void) setupViewControllers {
9645     tabbar_ = [[[CYTabBarController alloc] initWithDatabase:database_] autorelease];
9646
9647     NSMutableArray *items([NSMutableArray arrayWithObjects:
9648         [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage applicationImageNamed:@"home.png"] tag:0] autorelease],
9649         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SECTIONS") image:[UIImage applicationImageNamed:@"install.png"] tag:0] autorelease],
9650         [[[UITabBarItem alloc] initWithTitle:UCLocalize("CHANGES") image:[UIImage applicationImageNamed:@"changes.png"] tag:0] autorelease],
9651         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage applicationImageNamed:@"search.png"] tag:0] autorelease],
9652     nil]);
9653
9654     if (IsWildcat_) {
9655         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage applicationImageNamed:@"source.png"] tag:0] autorelease] atIndex:3];
9656         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
9657     } else {
9658         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("MANAGE") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
9659     }
9660
9661     NSMutableArray *controllers([NSMutableArray array]);
9662     for (UITabBarItem *item in items) {
9663         UINavigationController *controller([[[UINavigationController alloc] init] autorelease]);
9664         [controller setTabBarItem:item];
9665         [controllers addObject:controller];
9666     }
9667     [tabbar_ setViewControllers:controllers];
9668
9669     [tabbar_ setUpdateDelegate:self];
9670 }
9671
9672 - (void) _sendMemoryWarningNotification {
9673     [[NSNotificationCenter defaultCenter] postNotificationName:@"UIApplicationDidReceiveMemoryWarningNotification" object:[UIApplication sharedApplication]];
9674 }
9675
9676 - (void) _sendMemoryWarningNotifications {
9677     while (true) {
9678         [self performSelectorOnMainThread:@selector(_sendMemoryWarningNotification) withObject:nil waitUntilDone:NO];
9679         usleep(250000);
9680     }
9681 }
9682
9683 - (void) applicationDidFinishLaunching:(id)unused {
9684     //[NSThread detachNewThreadSelector:@selector(_sendMemoryWarningNotifications) toTarget:self withObject:nil];
9685
9686 _trace();
9687     if ([self respondsToSelector:@selector(setApplicationSupportsShakeToEdit:)])
9688         [self setApplicationSupportsShakeToEdit:NO];
9689
9690     @synchronized (HostConfig_) {
9691         [BridgedHosts_ addObject:[[NSURL URLWithString:CydiaURL(@"")] host]];
9692     }
9693
9694     [NSURLCache setSharedURLCache:[[[CYURLCache alloc]
9695         initWithMemoryCapacity:524288
9696         diskCapacity:10485760
9697         diskPath:[NSString stringWithFormat:@"%@/Library/Caches/com.saurik.Cydia/SDURLCache", @"/var/root"]
9698     ] autorelease]];
9699
9700     [CydiaWebViewController _initialize];
9701
9702     [NSURLProtocol registerClass:[CydiaURLProtocol class]];
9703
9704     // this would disallow http{,s} URLs from accessing this data
9705     //[WebView registerURLSchemeAsLocal:@"cydia"];
9706
9707     Font12_ = [UIFont systemFontOfSize:12];
9708     Font12Bold_ = [UIFont boldSystemFontOfSize:12];
9709     Font14_ = [UIFont systemFontOfSize:14];
9710     Font18Bold_ = [UIFont boldSystemFontOfSize:18];
9711     Font22Bold_ = [UIFont boldSystemFontOfSize:22];
9712
9713     essential_ = [NSMutableArray arrayWithCapacity:4];
9714     broken_ = [NSMutableArray arrayWithCapacity:4];
9715
9716     // XXX: I really need this thing... like, seriously... I'm sorry
9717     [[[AppCacheController alloc] initWithURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/appcache/", UI_]]] reloadData];
9718
9719     window_ = [[[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]] autorelease];
9720     [window_ orderFront:self];
9721     [window_ makeKey:self];
9722     [window_ setHidden:NO];
9723
9724     if (
9725         readlink("/Applications", NULL, 0) == -1 && errno == EINVAL ||
9726         readlink("/Library/Ringtones", NULL, 0) == -1 && errno == EINVAL ||
9727         readlink("/Library/Wallpaper", NULL, 0) == -1 && errno == EINVAL ||
9728         //readlink("/usr/bin", NULL, 0) == -1 && errno == EINVAL ||
9729         readlink("/usr/include", NULL, 0) == -1 && errno == EINVAL ||
9730         readlink("/usr/lib/pam", NULL, 0) == -1 && errno == EINVAL ||
9731         readlink("/usr/libexec", NULL, 0) == -1 && errno == EINVAL ||
9732         readlink("/usr/share", NULL, 0) == -1 && errno == EINVAL ||
9733         //readlink("/var/lib", NULL, 0) == -1 && errno == EINVAL ||
9734         false
9735     ) {
9736         [self addStashController];
9737         // XXX: this would be much cleaner as a yieldToSelector:
9738         // that way the removeStashController could happen right here inline
9739         // we also could no longer require the useless stash_ field anymore
9740         [self performSelector:@selector(stash) withObject:nil afterDelay:0];
9741         return;
9742     }
9743
9744     database_ = [Database sharedInstance];
9745     [database_ setDelegate:self];
9746
9747     [window_ setUserInteractionEnabled:NO];
9748     [self setupViewControllers];
9749
9750     emulated_ = [[[CydiaLoadingViewController alloc] init] autorelease];
9751     [window_ addSubview:[emulated_ view]];
9752
9753     [self performSelector:@selector(loadData) withObject:nil afterDelay:0];
9754 _trace();
9755 }
9756
9757 - (NSArray *) defaultStartPages {
9758     NSMutableArray *standard = [NSMutableArray array];
9759     [standard addObject:[NSArray arrayWithObject:@"cydia://home"]];
9760     [standard addObject:[NSArray arrayWithObject:@"cydia://sections"]];
9761     [standard addObject:[NSArray arrayWithObject:@"cydia://changes"]];
9762     if (!IsWildcat_) {
9763         [standard addObject:[NSArray arrayWithObject:@"cydia://manage"]];
9764     } else {
9765         [standard addObject:[NSArray arrayWithObject:@"cydia://installed"]];
9766         [standard addObject:[NSArray arrayWithObject:@"cydia://sources"]];
9767     }
9768     [standard addObject:[NSArray arrayWithObject:@"cydia://search"]];
9769     return standard;
9770 }
9771
9772 - (void) loadData {
9773 _trace();
9774     if (Role_ == nil) {
9775         [window_ setUserInteractionEnabled:YES];
9776         [self showSettings];
9777         return;
9778     } else {
9779         if ([emulated_ modalViewController] != nil)
9780             [emulated_ dismissModalViewControllerAnimated:YES];
9781         [window_ setUserInteractionEnabled:NO];
9782     }
9783
9784     [self reloadDataWithInvocation:nil];
9785     [self refreshIfPossible];
9786     PrintTimes();
9787
9788     [self disemulate];
9789
9790     int savedIndex = [[Metadata_ objectForKey:@"InterfaceIndex"] intValue];
9791     NSArray *saved = [[Metadata_ objectForKey:@"InterfaceState"] mutableCopy];
9792     int standardIndex = 0;
9793     NSArray *standard = [self defaultStartPages];
9794
9795     BOOL valid = YES;
9796
9797     if (saved == nil)
9798         valid = NO;
9799
9800     NSDate *closed = [Metadata_ objectForKey:@"LastClosed"];
9801     if (valid && closed != nil) {
9802         NSTimeInterval interval([closed timeIntervalSinceNow]);
9803         // XXX: Is 15 minutes the optimal time here?
9804         if (interval > 0 && interval <= -(15*60))
9805             valid = NO;
9806     }
9807
9808     if (valid && [saved count] != [standard count])
9809         valid = NO;
9810
9811     if (valid) {
9812         for (unsigned int i = 0; i < [standard count]; i++) {
9813             NSArray *std = [standard objectAtIndex:i], *sav = [saved objectAtIndex:i];
9814             // XXX: The "hasPrefix" sanity check here could be, in theory, fooled,
9815             //      but it's good enough for now.
9816             if ([sav count] == 0 || ![[sav objectAtIndex:0] hasPrefix:[std objectAtIndex:0]]) {
9817                 valid = NO;
9818                 break;
9819             }
9820         }
9821     }
9822
9823     NSArray *items = nil;
9824     if (valid) {
9825         [tabbar_ setSelectedIndex:savedIndex];
9826         items = saved;
9827     } else {
9828         [tabbar_ setSelectedIndex:standardIndex];
9829         items = standard;
9830     }
9831
9832     for (unsigned int tab = 0; tab < [[tabbar_ viewControllers] count]; tab++) {
9833         NSArray *stack = [items objectAtIndex:tab];
9834         UINavigationController *navigation = [[tabbar_ viewControllers] objectAtIndex:tab];
9835         NSMutableArray *current = [NSMutableArray array];
9836
9837         for (unsigned int nav = 0; nav < [stack count]; nav++) {
9838             NSString *addr = [stack objectAtIndex:nav];
9839             NSURL *url = [NSURL URLWithString:addr];
9840             CyteViewController *page = [self pageForURL:url forExternal:NO];
9841             if (page != nil)
9842                 [current addObject:page];
9843         }
9844
9845         [navigation setViewControllers:current];
9846     }
9847
9848     // (Try to) show the startup URL.
9849     if (starturl_ != nil) {
9850         [self openCydiaURL:starturl_ forExternal:NO];
9851         starturl_ = nil;
9852     }
9853 }
9854
9855 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item {
9856     if (item != nil && IsWildcat_) {
9857         [sheet showFromBarButtonItem:item animated:YES];
9858     } else {
9859         [sheet showInView:window_];
9860     }
9861 }
9862
9863 - (void) addProgressEvent:(CydiaProgressEvent *)event forTask:(NSString *)task {
9864     id<ProgressDelegate> progress([database_ progressDelegate] ?: [self invokeNewProgress:nil forController:nil withTitle:task]);
9865     [progress setTitle:task];
9866     [progress addProgressEvent:event];
9867 }
9868
9869 - (void) addProgressEventForTask:(NSArray *)data {
9870     CydiaProgressEvent *event([data objectAtIndex:0]);
9871     NSString *task([data count] < 2 ? nil : [data objectAtIndex:1]);
9872     [self addProgressEvent:event forTask:task];
9873 }
9874
9875 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task {
9876     [self performSelectorOnMainThread:@selector(addProgressEventForTask:) withObject:[NSArray arrayWithObjects:event, task, nil] waitUntilDone:YES];
9877 }
9878
9879 @end
9880
9881 /*IMP alloc_;
9882 id Alloc_(id self, SEL selector) {
9883     id object = alloc_(self, selector);
9884     lprintf("[%s]A-%p\n", self->isa->name, object);
9885     return object;
9886 }*/
9887
9888 /*IMP dealloc_;
9889 id Dealloc_(id self, SEL selector) {
9890     id object = dealloc_(self, selector);
9891     lprintf("[%s]D-%p\n", self->isa->name, object);
9892     return object;
9893 }*/
9894
9895 Class $WebDefaultUIKitDelegate;
9896
9897 MSHook(void, UIWebDocumentView$_setUIKitDelegate$, UIWebDocumentView *self, SEL _cmd, id delegate) {
9898     if (delegate == nil && $WebDefaultUIKitDelegate != nil)
9899         delegate = [$WebDefaultUIKitDelegate sharedUIKitDelegate];
9900     return _UIWebDocumentView$_setUIKitDelegate$(self, _cmd, delegate);
9901 }
9902
9903 static NSSet *MobilizedFiles_;
9904
9905 static NSURL *MobilizeURL(NSURL *url) {
9906     NSString *path([url path]);
9907     if ([path hasPrefix:@"/var/root/"]) {
9908         NSString *file([path substringFromIndex:10]);
9909         if ([MobilizedFiles_ containsObject:file])
9910             url = [NSURL fileURLWithPath:[@"/var/mobile/" stringByAppendingString:file] isDirectory:NO];
9911     }
9912
9913     return url;
9914 }
9915
9916 Class $CFXPreferencesPropertyListSource;
9917 @class CFXPreferencesPropertyListSource;
9918
9919 MSHook(BOOL, CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync, CFXPreferencesPropertyListSource *self, SEL _cmd) {
9920     NSURL *&url(MSHookIvar<NSURL *>(self, "_url")), *old(url);
9921     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9922     url = MobilizeURL(url);
9923     BOOL value(_CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync(self, _cmd));
9924     //NSLog(@"%@ %s", [url absoluteString], value ? "YES" : "NO");
9925     url = old;
9926     [pool release];
9927     return value;
9928 }
9929
9930 MSHook(void *, CFXPreferencesPropertyListSource$createPlistFromDisk, CFXPreferencesPropertyListSource *self, SEL _cmd) {
9931     NSURL *&url(MSHookIvar<NSURL *>(self, "_url")), *old(url);
9932     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9933     url = MobilizeURL(url);
9934     void *value(_CFXPreferencesPropertyListSource$createPlistFromDisk(self, _cmd));
9935     //NSLog(@"%@ %@", [url absoluteString], value);
9936     url = old;
9937     [pool release];
9938     return value;
9939 }
9940
9941 Class $NSURLConnection;
9942
9943 MSHook(id, NSURLConnection$init$, NSURLConnection *self, SEL _cmd, NSURLRequest *request, id delegate, BOOL usesCache, int64_t maxContentLength, BOOL startImmediately, NSDictionary *connectionProperties) {
9944     NSMutableURLRequest *copy([request mutableCopy]);
9945
9946     NSURL *url([copy URL]);
9947
9948     NSString *href([url absoluteString]);
9949     NSString *host([url host]);
9950     NSString *scheme([[url scheme] lowercaseString]);
9951
9952     NSString *compound([NSString stringWithFormat:@"%@:%@", scheme, host]);
9953
9954     @synchronized (HostConfig_) {
9955         if ([copy respondsToSelector:@selector(setHTTPShouldUsePipelining:)])
9956             if ([PipelinedHosts_ containsObject:host] || [PipelinedHosts_ containsObject:compound])
9957                 [copy setHTTPShouldUsePipelining:YES];
9958
9959         if (NSString *control = [copy valueForHTTPHeaderField:@"Cache-Control"])
9960             if ([control isEqualToString:@"max-age=0"])
9961                 if ([CachedURLs_ containsObject:href]) {
9962 #if !ForRelease
9963                     NSLog(@"~~~: %@", href);
9964 #endif
9965
9966                     [copy setCachePolicy:NSURLRequestReturnCacheDataDontLoad];
9967
9968                     [copy setValue:nil forHTTPHeaderField:@"Cache-Control"];
9969                     [copy setValue:nil forHTTPHeaderField:@"If-Modified-Since"];
9970                     [copy setValue:nil forHTTPHeaderField:@"If-None-Match"];
9971                 }
9972     }
9973
9974     if ((self = _NSURLConnection$init$(self, _cmd, copy, delegate, usesCache, maxContentLength, startImmediately, connectionProperties)) != nil) {
9975     } return self;
9976 }
9977
9978 int main(int argc, char *argv[]) {
9979     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9980
9981     _trace();
9982
9983     UpdateExternalStatus(0);
9984
9985     if (Class $UIDevice = objc_getClass("UIDevice")) {
9986         UIDevice *device([$UIDevice currentDevice]);
9987         IsWildcat_ = [device respondsToSelector:@selector(isWildcat)] && [device isWildcat];
9988     } else
9989         IsWildcat_ = false;
9990
9991     UIScreen *screen([UIScreen mainScreen]);
9992     if ([screen respondsToSelector:@selector(scale)])
9993         ScreenScale_ = [screen scale];
9994     else
9995         ScreenScale_ = 1;
9996
9997     UIDevice *device([UIDevice currentDevice]);
9998     if (![device respondsToSelector:@selector(userInterfaceIdiom)])
9999         Idiom_ = @"iphone";
10000     else {
10001         UIUserInterfaceIdiom idiom([device userInterfaceIdiom]);
10002         if (idiom == UIUserInterfaceIdiomPhone)
10003             Idiom_ = @"iphone";
10004         else if (idiom == UIUserInterfaceIdiomPad)
10005             Idiom_ = @"ipad";
10006         else
10007             NSLog(@"unknown UIUserInterfaceIdiom!");
10008     }
10009
10010     Pcre pattern("^([0-9]+\\.[0-9]+)");
10011
10012     if (pattern([device systemVersion]))
10013         Firmware_ = pattern[1];
10014     if (pattern(Cydia_))
10015         Major_ = pattern[1];
10016
10017     SessionData_ = [NSMutableDictionary dictionaryWithCapacity:4];
10018
10019     HostConfig_ = [[[NSObject alloc] init] autorelease];
10020     @synchronized (HostConfig_) {
10021         BridgedHosts_ = [NSMutableSet setWithCapacity:4];
10022         TokenHosts_ = [NSMutableSet setWithCapacity:4];
10023         InsecureHosts_ = [NSMutableSet setWithCapacity:4];
10024         PipelinedHosts_ = [NSMutableSet setWithCapacity:4];
10025         CachedURLs_ = [NSMutableSet setWithCapacity:32];
10026     }
10027
10028     NSString *ui(@"ui/ios");
10029     if (Idiom_ != nil)
10030         ui = [ui stringByAppendingString:[NSString stringWithFormat:@"~%@", Idiom_]];
10031     ui = [ui stringByAppendingString:[NSString stringWithFormat:@"/%@", Major_]];
10032     UI_ = CydiaURL(ui);
10033
10034     PackageName = reinterpret_cast<CYString &(*)(Package *, SEL)>(method_getImplementation(class_getInstanceMethod([Package class], @selector(cyname))));
10035
10036     MobilizedFiles_ = [NSMutableSet setWithObjects:
10037         @"Library/Preferences/com.apple.Accessibility.plist",
10038         @"Library/Preferences/com.apple.preferences.sounds.plist",
10039     nil];
10040
10041     /* Library Hacks {{{ */
10042     class_addMethod(objc_getClass("DOMNodeList"), @selector(countByEnumeratingWithState:objects:count:), (IMP) &DOMNodeList$countByEnumeratingWithState$objects$count$, "I20@0:4^{NSFastEnumerationState}8^@12I16");
10043
10044     $CFXPreferencesPropertyListSource = objc_getClass("CFXPreferencesPropertyListSource");
10045
10046     Method CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync(class_getInstanceMethod($CFXPreferencesPropertyListSource, @selector(_backingPlistChangedSinceLastSync)));
10047     if (CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync != NULL) {
10048         _CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync = reinterpret_cast<BOOL (*)(CFXPreferencesPropertyListSource *, SEL)>(method_getImplementation(CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync));
10049         method_setImplementation(CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync, reinterpret_cast<IMP>(&$CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync));
10050     }
10051
10052     Method CFXPreferencesPropertyListSource$createPlistFromDisk(class_getInstanceMethod($CFXPreferencesPropertyListSource, @selector(createPlistFromDisk)));
10053     if (CFXPreferencesPropertyListSource$createPlistFromDisk != NULL) {
10054         _CFXPreferencesPropertyListSource$createPlistFromDisk = reinterpret_cast<void *(*)(CFXPreferencesPropertyListSource *, SEL)>(method_getImplementation(CFXPreferencesPropertyListSource$createPlistFromDisk));
10055         method_setImplementation(CFXPreferencesPropertyListSource$createPlistFromDisk, reinterpret_cast<IMP>(&$CFXPreferencesPropertyListSource$createPlistFromDisk));
10056     }
10057
10058     $WebDefaultUIKitDelegate = objc_getClass("WebDefaultUIKitDelegate");
10059     Method UIWebDocumentView$_setUIKitDelegate$(class_getInstanceMethod([WebView class], @selector(_setUIKitDelegate:)));
10060     if (UIWebDocumentView$_setUIKitDelegate$ != NULL) {
10061         _UIWebDocumentView$_setUIKitDelegate$ = reinterpret_cast<void (*)(UIWebDocumentView *, SEL, id)>(method_getImplementation(UIWebDocumentView$_setUIKitDelegate$));
10062         method_setImplementation(UIWebDocumentView$_setUIKitDelegate$, reinterpret_cast<IMP>(&$UIWebDocumentView$_setUIKitDelegate$));
10063     }
10064
10065     $NSURLConnection = objc_getClass("NSURLConnection");
10066     Method NSURLConnection$init$(class_getInstanceMethod($NSURLConnection, @selector(_initWithRequest:delegate:usesCache:maxContentLength:startImmediately:connectionProperties:)));
10067     if (NSURLConnection$init$ != NULL) {
10068         _NSURLConnection$init$ = reinterpret_cast<id (*)(NSURLConnection *, SEL, NSURLRequest *, id, BOOL, int64_t, BOOL, NSDictionary *)>(method_getImplementation(NSURLConnection$init$));
10069         method_setImplementation(NSURLConnection$init$, reinterpret_cast<IMP>(&$NSURLConnection$init$));
10070     }
10071     /* }}} */
10072     /* Set Locale {{{ */
10073     Locale_ = CFLocaleCopyCurrent();
10074     Languages_ = [NSLocale preferredLanguages];
10075
10076     //CFStringRef locale(CFLocaleGetIdentifier(Locale_));
10077     //NSLog(@"%@", [Languages_ description]);
10078
10079     const char *lang;
10080     if (Locale_ != NULL)
10081         lang = [(NSString *) CFLocaleGetIdentifier(Locale_) UTF8String];
10082     else if (Languages_ != nil && [Languages_ count] != 0)
10083         lang = [[Languages_ objectAtIndex:0] UTF8String];
10084     else
10085         // XXX: consider just setting to C and then falling through?
10086         lang = NULL;
10087
10088     if (lang != NULL) {
10089         Pcre pattern("^([a-z][a-z])(?:-[A-Za-z]*)?(_[A-Z][A-Z])?$");
10090         lang = !pattern(lang) ? NULL : [pattern->*@"%1$@%2$@" UTF8String];
10091     }
10092
10093     NSLog(@"Setting Language: %s", lang);
10094
10095     if (lang != NULL) {
10096         setenv("LANG", lang, true);
10097         std::setlocale(LC_ALL, lang);
10098     }
10099     /* }}} */
10100
10101     apr_app_initialize(&argc, const_cast<const char * const **>(&argv), NULL);
10102
10103     /* Parse Arguments {{{ */
10104     bool substrate(false);
10105
10106     if (argc != 0) {
10107         char **args(argv);
10108         int arge(1);
10109
10110         for (int argi(1); argi != argc; ++argi)
10111             if (strcmp(argv[argi], "--") == 0) {
10112                 arge = argi;
10113                 argv[argi] = argv[0];
10114                 argv += argi;
10115                 argc -= argi;
10116                 break;
10117             }
10118
10119         for (int argi(1); argi != arge; ++argi)
10120             if (strcmp(args[argi], "--substrate") == 0)
10121                 substrate = true;
10122             else
10123                 fprintf(stderr, "unknown argument: %s\n", args[argi]);
10124     }
10125     /* }}} */
10126
10127     App_ = [[NSBundle mainBundle] bundlePath];
10128     Advanced_ = YES;
10129
10130     setuid(0);
10131     setgid(0);
10132
10133     /*Method alloc = class_getClassMethod([NSObject class], @selector(alloc));
10134     alloc_ = alloc->method_imp;
10135     alloc->method_imp = (IMP) &Alloc_;*/
10136
10137     /*Method dealloc = class_getClassMethod([NSObject class], @selector(dealloc));
10138     dealloc_ = dealloc->method_imp;
10139     dealloc->method_imp = (IMP) &Dealloc_;*/
10140
10141     /* System Information {{{ */
10142     size_t size;
10143
10144     int maxproc;
10145     size = sizeof(maxproc);
10146     if (sysctlbyname("kern.maxproc", &maxproc, &size, NULL, 0) == -1)
10147         perror("sysctlbyname(\"kern.maxproc\", ?)");
10148     else if (maxproc < 64) {
10149         maxproc = 64;
10150         if (sysctlbyname("kern.maxproc", NULL, NULL, &maxproc, sizeof(maxproc)) == -1)
10151             perror("sysctlbyname(\"kern.maxproc\", #)");
10152     }
10153
10154     sysctlbyname("kern.osversion", NULL, &size, NULL, 0);
10155     char *osversion = new char[size];
10156     if (sysctlbyname("kern.osversion", osversion, &size, NULL, 0) == -1)
10157         perror("sysctlbyname(\"kern.osversion\", ?)");
10158     else
10159         System_ = [NSString stringWithUTF8String:osversion];
10160
10161     sysctlbyname("hw.machine", NULL, &size, NULL, 0);
10162     char *machine = new char[size];
10163     if (sysctlbyname("hw.machine", machine, &size, NULL, 0) == -1)
10164         perror("sysctlbyname(\"hw.machine\", ?)");
10165     else
10166         Machine_ = machine;
10167
10168     SerialNumber_ = (NSString *) CYIOGetValue("IOService:/", @"IOPlatformSerialNumber");
10169     ChipID_ = [CYHex((NSData *) CYIOGetValue("IODeviceTree:/chosen", @"unique-chip-id"), true) uppercaseString];
10170     BBSNum_ = CYHex((NSData *) CYIOGetValue("IOService:/AppleARMPE/baseband", @"snum"), false);
10171
10172     UniqueID_ = [device uniqueIdentifier];
10173
10174     CFStringRef (*$CTSIMSupportCopyMobileSubscriberCountryCode)(CFAllocatorRef);
10175     $CTSIMSupportCopyMobileSubscriberCountryCode = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode"));
10176     CFStringRef mcc($CTSIMSupportCopyMobileSubscriberCountryCode == NULL ? NULL : (*$CTSIMSupportCopyMobileSubscriberCountryCode)(kCFAllocatorDefault));
10177
10178     CFStringRef (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(CFAllocatorRef);
10179     $CTSIMSupportCopyMobileSubscriberNetworkCode = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode"));
10180     CFStringRef mnc($CTSIMSupportCopyMobileSubscriberNetworkCode == NULL ? NULL : (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(kCFAllocatorDefault));
10181
10182     if (mcc != NULL && mnc != NULL)
10183         PLMN_ = [NSString stringWithFormat:@"%@%@", mcc, mnc];
10184
10185     if (mnc != NULL)
10186         CFRelease(mnc);
10187     if (mcc != NULL)
10188         CFRelease(mcc);
10189
10190     if (NSDictionary *system = [NSDictionary dictionaryWithContentsOfFile:@"/System/Library/CoreServices/SystemVersion.plist"])
10191         Build_ = [system objectForKey:@"ProductBuildVersion"];
10192     if (NSDictionary *info = [NSDictionary dictionaryWithContentsOfFile:@"/Applications/MobileSafari.app/Info.plist"]) {
10193         Product_ = [info objectForKey:@"SafariProductVersion"];
10194         Safari_ = [info objectForKey:@"CFBundleVersion"];
10195     }
10196     /* }}} */
10197     /* Load Database {{{ */
10198     _trace();
10199     Metadata_ = [[[NSMutableDictionary alloc] initWithContentsOfFile:@"/var/lib/cydia/metadata.plist"] autorelease];
10200     _trace();
10201     SectionMap_ = [[[NSDictionary alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"Sections" ofType:@"plist"]] autorelease];
10202
10203     if (Metadata_ == NULL)
10204         Metadata_ = [NSMutableDictionary dictionaryWithCapacity:2];
10205     else {
10206         Settings_ = [Metadata_ objectForKey:@"Settings"];
10207
10208         Packages_ = [Metadata_ objectForKey:@"Packages"];
10209
10210         Values_ = [Metadata_ objectForKey:@"Values"];
10211         Sections_ = [Metadata_ objectForKey:@"Sections"];
10212         Sources_ = [Metadata_ objectForKey:@"Sources"];
10213
10214         Token_ = [Metadata_ objectForKey:@"Token"];
10215
10216         Version_ = [Metadata_ objectForKey:@"Version"];
10217
10218         @synchronized (HostConfig_) {
10219             CydiaSource_ = [Metadata_ objectForKey:@"CydiaSource"];
10220         }
10221     }
10222
10223     if (Settings_ != nil)
10224         Role_ = [Settings_ objectForKey:@"Role"];
10225
10226     if (Values_ == nil) {
10227         Values_ = [[[NSMutableDictionary alloc] initWithCapacity:4] autorelease];
10228         [Metadata_ setObject:Values_ forKey:@"Values"];
10229     }
10230
10231     if (Sections_ == nil) {
10232         Sections_ = [[[NSMutableDictionary alloc] initWithCapacity:32] autorelease];
10233         [Metadata_ setObject:Sections_ forKey:@"Sections"];
10234     }
10235
10236     if (Sources_ == nil) {
10237         Sources_ = [[[NSMutableDictionary alloc] initWithCapacity:0] autorelease];
10238         [Metadata_ setObject:Sources_ forKey:@"Sources"];
10239     }
10240
10241     if (Version_ == nil) {
10242         Version_ = [NSNumber numberWithUnsignedInt:0];
10243         [Metadata_ setObject:Version_ forKey:@"Version"];
10244     }
10245
10246     @synchronized (HostConfig_) {
10247         if (CydiaSource_ == nil) {
10248             CydiaSource_ = @"apt.saurik.com";
10249             [Metadata_ setObject:CydiaSource_ forKey:@"CydiaSource"];
10250         }
10251     }
10252
10253     if ([Version_ unsignedIntValue] == 0) {
10254         CydiaAddSource(@"http://apt.thebigboss.org/repofiles/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10255         CydiaAddSource(@"http://apt.modmyi.com/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10256         CydiaAddSource(@"http://cydia.zodttd.com/repo/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10257         CydiaAddSource(@"http://repo666.ultrasn0w.com/", @"./");
10258
10259         Version_ = [NSNumber numberWithUnsignedInt:1];
10260         [Metadata_ setObject:Version_ forKey:@"Version"];
10261
10262         [Metadata_ removeObjectForKey:@"LastUpdate"];
10263
10264         Changed_ = true;
10265     }
10266     /* }}} */
10267
10268     CydiaWriteSources();
10269
10270     _trace();
10271     MetaFile_.Open("/var/lib/cydia/metadata.cb0");
10272     _trace();
10273
10274     if (Packages_ != nil) {
10275         bool fail(false);
10276         CFDictionaryApplyFunction((CFDictionaryRef) Packages_, &PackageImport, &fail);
10277         _trace();
10278
10279         if (!fail) {
10280             [Metadata_ removeObjectForKey:@"Packages"];
10281             Packages_ = nil;
10282             Changed_ = true;
10283         }
10284     }
10285
10286     Finishes_ = [NSArray arrayWithObjects:@"return", @"reopen", @"restart", @"reload", @"reboot", nil];
10287
10288 #define MobileSubstrate_(name) \
10289     if (substrate && access("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", F_OK) == 0) { \
10290         void *handle(dlopen("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", RTLD_LAZY | RTLD_GLOBAL)); \
10291         if (handle == NULL) \
10292             NSLog(@"%s", dlerror()); \
10293     }
10294
10295     MobileSubstrate_(Activator)
10296     MobileSubstrate_(libstatusbar)
10297     MobileSubstrate_(SimulatedKeyEvents)
10298     MobileSubstrate_(WinterBoard)
10299
10300     /*if (substrate && access("/Library/MobileSubstrate/MobileSubstrate.dylib", F_OK) == 0)
10301         dlopen("/Library/MobileSubstrate/MobileSubstrate.dylib", RTLD_LAZY | RTLD_GLOBAL);*/
10302
10303     int version([[NSString stringWithContentsOfFile:@"/var/lib/cydia/firmware.ver"] intValue]);
10304
10305     if (access("/tmp/.cydia.fw", F_OK) == 0) {
10306         unlink("/tmp/.cydia.fw");
10307         goto firmware;
10308     } else if (access("/User", F_OK) != 0 || version < 4) {
10309       firmware:
10310         _trace();
10311         system("/usr/libexec/cydia/firmware.sh");
10312         _trace();
10313     }
10314
10315     _assert([[NSFileManager defaultManager]
10316         createDirectoryAtPath:@"/var/cache/apt/archives/partial"
10317         withIntermediateDirectories:YES
10318         attributes:nil
10319         error:NULL
10320     ]);
10321
10322     if (access("/tmp/cydia.chk", F_OK) == 0) {
10323         if (unlink("/var/cache/apt/pkgcache.bin") == -1)
10324             _assert(errno == ENOENT);
10325         if (unlink("/var/cache/apt/srcpkgcache.bin") == -1)
10326             _assert(errno == ENOENT);
10327     }
10328
10329     /* APT Initialization {{{ */
10330     _assert(pkgInitConfig(*_config));
10331     _assert(pkgInitSystem(*_config, _system));
10332
10333     if (lang != NULL)
10334         _config->Set("APT::Acquire::Translation", lang);
10335
10336     // XXX: this timeout might be important :(
10337     //_config->Set("Acquire::http::Timeout", 15);
10338
10339     _config->Set("Acquire::http::MaxParallel", 3);
10340     /* }}} */
10341     /* Color Choices {{{ */
10342     space_ = CGColorSpaceCreateDeviceRGB();
10343
10344     Blue_.Set(space_, 0.2, 0.2, 1.0, 1.0);
10345     Blueish_.Set(space_, 0x19/255.f, 0x32/255.f, 0x50/255.f, 1.0);
10346     Black_.Set(space_, 0.0, 0.0, 0.0, 1.0);
10347     Off_.Set(space_, 0.9, 0.9, 0.9, 1.0);
10348     White_.Set(space_, 1.0, 1.0, 1.0, 1.0);
10349     Gray_.Set(space_, 0.4, 0.4, 0.4, 1.0);
10350     Green_.Set(space_, 0.0, 0.5, 0.0, 1.0);
10351     Purple_.Set(space_, 0.0, 0.0, 0.7, 1.0);
10352     Purplish_.Set(space_, 0.4, 0.4, 0.8, 1.0);
10353
10354     InstallingColor_ = [UIColor colorWithRed:0.88f green:1.00f blue:0.88f alpha:1.00f];
10355     RemovingColor_ = [UIColor colorWithRed:1.00f green:0.88f blue:0.88f alpha:1.00f];
10356     /* }}}*/
10357     /* UIKit Configuration {{{ */
10358     void (*$GSFontSetUseLegacyFontMetrics)(BOOL)(reinterpret_cast<void (*)(BOOL)>(dlsym(RTLD_DEFAULT, "GSFontSetUseLegacyFontMetrics")));
10359     if ($GSFontSetUseLegacyFontMetrics != NULL)
10360         $GSFontSetUseLegacyFontMetrics(YES);
10361
10362     // XXX: I have a feeling this was important
10363     //UIKeyboardDisableAutomaticAppearance();
10364     /* }}} */
10365
10366     Colon_ = UCLocalize("COLON_DELIMITED");
10367     Elision_ = UCLocalize("ELISION");
10368     Error_ = UCLocalize("ERROR");
10369     Warning_ = UCLocalize("WARNING");
10370
10371     _trace();
10372     int value(UIApplicationMain(argc, argv, @"Cydia", @"Cydia"));
10373
10374     CGColorSpaceRelease(space_);
10375     CFRelease(Locale_);
10376
10377     [pool release];
10378     return value;
10379 }