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 <WebCore/WebCoreThread.h>
  70
  71 #include <algorithm>
  72 #include <iomanip>
  73 #include <sstream>
  74 #include <string>
  75
  76 #include <ext/stdio_filebuf.h>
  77
  78 #undef ABS
  79
  80 #include <apt-pkg/acquire.h>
  81 #include <apt-pkg/acquire-item.h>
  82 #include <apt-pkg/algorithms.h>
  83 #include <apt-pkg/cachefile.h>
  84 #include <apt-pkg/clean.h>
  85 #include <apt-pkg/configuration.h>
  86 #include <apt-pkg/debindexfile.h>
  87 #include <apt-pkg/debmetaindex.h>
  88 #include <apt-pkg/error.h>
  89 #include <apt-pkg/init.h>
  90 #include <apt-pkg/mmap.h>
  91 #include <apt-pkg/pkgrecords.h>
  92 #include <apt-pkg/sha1.h>
  93 #include <apt-pkg/sourcelist.h>
  94 #include <apt-pkg/sptr.h>
  95 #include <apt-pkg/strutl.h>
  96 #include <apt-pkg/tagfile.h>
  97
  98 #include <apr-1/apr_pools.h>
  99
 100 #include <sys/types.h>
 101 #include <sys/stat.h>
 102 #include <sys/sysctl.h>
 103 #include <sys/param.h>
 104 #include <sys/mount.h>
 105 #include <sys/reboot.h>
 106
 107 #include <fcntl.h>
 108 #include <notify.h>
 109 #include <dlfcn.h>
 110
 111 extern "C" {
 112 #include <mach-o/nlist.h>
 113 }
 114
 115 #include <cstdio>
 116 #include <cstdlib>
 117 #include <cstring>
 118
 119 #include <errno.h>
 120
 121 #include <Cytore.hpp>
 122
 123 #include <CydiaSubstrate/CydiaSubstrate.h>
 124 #include "Menes/Menes.h"
 125
 126 #include "CyteKit/PerlCompatibleRegEx.hpp"
 127 #include "CyteKit/TableViewCell.h"
 128 #include "CyteKit/WebScriptObject-Cyte.h"
 129 #include "CyteKit/WebViewController.h"
 130 #include "CyteKit/stringWithUTF8Bytes.h"
 131
 132 #include "Cydia/MIMEAddress.h"
 133 #include "Cydia/LoadingViewController.h"
 134 #include "Cydia/ProgressEvent.h"
 135
 136 #include "SDURLCache/SDURLCache.h"
 137 /* }}} */
 138
 139 /* Profiler {{{ */
 140 struct timeval _ltv;
 141 bool _itv;
 142
 143 #define _timestamp ({ \
 144     struct timeval tv; \
 145     gettimeofday(&tv, NULL); \
 146     tv.tv_sec * 1000000 + tv.tv_usec; \
 147 })
 148
 149 typedef std::vector<class ProfileTime *> TimeList;
 150 TimeList times_;
 151
 152 class ProfileTime {
 153   private:
 154     const char *name_;
 155     uint64_t total_;
 156     uint64_t count_;
 157
 158   public:
 159     ProfileTime(const char *name) :
 160         name_(name),
 161         total_(0)
 162     {
 163         times_.push_back(this);
 164     }
 165
 166     void AddTime(uint64_t time) {
 167         total_ += time;
 168         ++count_;
 169     }
 170
 171     void Print() {
 172         if (total_ != 0)
 173             std::cerr << std::setw(5) << count_ << ", " << std::setw(7) << total_ << " : " << name_ << std::endl;
 174         total_ = 0;
 175         count_ = 0;
 176     }
 177 };
 178
 179 class ProfileTimer {
 180   private:
 181     ProfileTime &time_;
 182     uint64_t start_;
 183
 184   public:
 185     ProfileTimer(ProfileTime &time) :
 186         time_(time),
 187         start_(_timestamp)
 188     {
 189     }
 190
 191     ~ProfileTimer() {
 192         time_.AddTime(_timestamp - start_);
 193     }
 194 };
 195
 196 void PrintTimes() {
 197     for (TimeList::const_iterator i(times_.begin()); i != times_.end(); ++i)
 198         (*i)->Print();
 199     std::cerr << "========" << std::endl;
 200 }
 201
 202 #define _profile(name) { \
 203     static ProfileTime name(#name); \
 204     ProfileTimer _ ## name(name);
 205
 206 #define _end }
 207 /* }}} */
 208
 209 #include "Version.h"
 210 #define Cydia_ CYDIA_VERSION
 211
 212 #define lprintf(args...) fprintf(stderr, args)
 213
 214 #define ForRelease 1
 215 #define TraceLogging (1 && !ForRelease)
 216 #define HistogramInsertionSort (!ForRelease ? 0 : 0)
 217 #define ProfileTimes (0 && !ForRelease)
 218 #define ForSaurik (0 && !ForRelease)
 219 #define LogBrowser (0 && !ForRelease)
 220 #define TrackResize (0 && !ForRelease)
 221 #define ManualRefresh (1 && !ForRelease)
 222 #define ShowInternals (0 && !ForRelease)
 223 #define AlwaysReload (0 && !ForRelease)
 224 #define TryIndexedCollation (0 && !ForRelease)
 225
 226 #if !TraceLogging
 227 #undef _trace
 228 #define _trace(args...)
 229 #endif
 230
 231 #if !ProfileTimes
 232 #undef _profile
 233 #define _profile(name) {
 234 #undef _end
 235 #define _end }
 236 #define PrintTimes() do {} while (false)
 237 #endif
 238
 239 // Hash Functions/Structures {{{
 240 extern "C" uint32_t hashlittle(const void *key, size_t length, uint32_t initval = 0);
 241
 242 union SplitHash {
 243     uint32_t u32;
 244     uint16_t u16[2];
 245 };
 246 // }}}
 247
 248 static NSString *Colon_;
 249 NSString *Elision_;
 250 static NSString *Error_;
 251 static NSString *Warning_;
 252
 253 static const NSUInteger UIViewAutoresizingFlexibleBoth(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight);
 254
 255 static _finline NSString *CydiaURL(NSString *path) {
 256     char page[26];
 257     page[0] = 'h'; page[1] = 't'; page[2] = 't'; page[3] = 'p'; page[4] = 's';
 258     page[5] = ':'; page[6] = '/'; page[7] = '/'; page[8] = 'c'; page[9] = 'y';
 259     page[10] = 'd'; page[11] = 'i'; page[12] = 'a'; page[13] = '.'; page[14] = 's';
 260     page[15] = 'a'; page[16] = 'u'; page[17] = 'r'; page[18] = 'i'; page[19] = 'k';
 261     page[20] = '.'; page[21] = 'c'; page[22] = 'o'; page[23] = 'm'; page[24] = '/';
 262     page[25] = '\0';
 263     return [[NSString stringWithUTF8String:page] stringByAppendingString:path];
 264 }
 265
 266 static _finline void UpdateExternalStatus(uint64_t newStatus) {
 267     int notify_token;
 268     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
 269         notify_set_state(notify_token, newStatus);
 270         notify_cancel(notify_token);
 271     }
 272     notify_post("com.saurik.Cydia.status");
 273 }
 274
 275 static CGFloat CYStatusBarHeight(UIInterfaceOrientation orientation) {
 276     CGSize size([[UIApplication sharedApplication] statusBarFrame].size);
 277     return UIInterfaceOrientationIsPortrait(orientation) ? size.height : size.width;
 278 }
 279
 280 /* NSForcedOrderingSearch doesn't work on the iPhone */
 281 static const NSStringCompareOptions MatchCompareOptions_ = NSLiteralSearch | NSCaseInsensitiveSearch;
 282 static const NSStringCompareOptions LaxCompareOptions_ = NSNumericSearch | NSDiacriticInsensitiveSearch | NSWidthInsensitiveSearch | NSCaseInsensitiveSearch;
 283 static const CFStringCompareFlags LaxCompareFlags_ = kCFCompareCaseInsensitive | kCFCompareNonliteral | kCFCompareLocalized | kCFCompareNumerically | kCFCompareWidthInsensitive | kCFCompareForcedOrdering;
 284
 285 /* Insertion Sort {{{ */
 286
 287 CFIndex SKBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 288     const char *ptr = (const char *)list;
 289     while (0 < count) {
 290         CFIndex half = count / 2;
 291         const char *probe = ptr + elementSize * half;
 292         CFComparisonResult cr = comparator(element, probe, context);
 293     if (0 == cr) return (probe - (const char *)list) / elementSize;
 294         ptr = (cr < 0) ? ptr : probe + elementSize;
 295         count = (cr < 0) ? half : (half + (count & 1) - 1);
 296     }
 297     return (ptr - (const char *)list) / elementSize;
 298 }
 299
 300 CFIndex CFBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 301     const char *ptr = (const char *)list;
 302     while (0 < count) {
 303         CFIndex half = count / 2;
 304         const char *probe = ptr + elementSize * half;
 305         CFComparisonResult cr = comparator(element, probe, context);
 306     if (0 == cr) return (probe - (const char *)list) / elementSize;
 307         ptr = (cr < 0) ? ptr : probe + elementSize;
 308         count = (cr < 0) ? half : (half + (count & 1) - 1);
 309     }
 310     return (ptr - (const char *)list) / elementSize;
 311 }
 312
 313 void CFArrayInsertionSortValues(CFMutableArrayRef array, CFRange range, CFComparatorFunction comparator, void *context) {
 314     if (range.length == 0)
 315         return;
 316     const void **values(new const void *[range.length]);
 317     CFArrayGetValues(array, range, values);
 318
 319 #if HistogramInsertionSort > 0
 320     uint32_t total(0), *offsets(new uint32_t[range.length]);
 321 #endif
 322
 323     for (CFIndex index(1); index != range.length; ++index) {
 324         const void *value(values[index]);
 325         //CFIndex correct(SKBSearch_(&value, sizeof(const void *), values, index, comparator, context));
 326         CFIndex correct(index);
 327         while (comparator(value, values[correct - 1], context) == kCFCompareLessThan) {
 328 #if HistogramInsertionSort > 1
 329             NSLog(@"%@ < %@", value, values[correct - 1]);
 330 #endif
 331             if (--correct == 0)
 332                 break;
 333         }
 334         if (correct != index) {
 335             size_t offset(index - correct);
 336 #if HistogramInsertionSort
 337             total += offset;
 338             ++offsets[offset];
 339             if (offset > 10)
 340                 NSLog(@"Heavy Insertion Displacement: %u = %@", offset, value);
 341 #endif
 342             memmove(values + correct + 1, values + correct, sizeof(const void *) * offset);
 343             values[correct] = value;
 344         }
 345     }
 346
 347     CFArrayReplaceValues(array, range, values, range.length);
 348     delete [] values;
 349
 350 #if HistogramInsertionSort > 0
 351     for (CFIndex index(0); index != range.length; ++index)
 352         if (offsets[index] != 0)
 353             NSLog(@"Insertion Displacement [%u]: %u", index, offsets[index]);
 354     NSLog(@"Average Insertion Displacement: %f", double(total) / range.length);
 355     delete [] offsets;
 356 #endif
 357 }
 358
 359 /* }}} */
 360
 361 /* Apple Bug Fixes {{{ */
 362 @implementation UIWebDocumentView (Cydia)
 363
 364 - (void) _setScrollerOffset:(CGPoint)offset {
 365     UIScroller *scroller([self _scroller]);
 366
 367     CGSize size([scroller contentSize]);
 368     CGSize bounds([scroller bounds].size);
 369
 370     CGPoint max;
 371     max.x = size.width - bounds.width;
 372     max.y = size.height - bounds.height;
 373
 374     // wtf Apple?!
 375     if (max.x < 0)
 376         max.x = 0;
 377     if (max.y < 0)
 378         max.y = 0;
 379
 380     offset.x = offset.x < 0 ? 0 : offset.x > max.x ? max.x : offset.x;
 381     offset.y = offset.y < 0 ? 0 : offset.y > max.y ? max.y : offset.y;
 382
 383     [scroller setOffset:offset];
 384 }
 385
 386 @end
 387 /* }}} */
 388
 389 NSUInteger DOMNodeList$countByEnumeratingWithState$objects$count$(DOMNodeList *self, SEL sel, NSFastEnumerationState *state, id *objects, NSUInteger count) {
 390     size_t length([self length] - state->state);
 391     if (length <= 0)
 392         return 0;
 393     else if (length > count)
 394         length = count;
 395     for (size_t i(0); i != length; ++i)
 396         objects[i] = [self item:state->state++];
 397     state->itemsPtr = objects;
 398     state->mutationsPtr = (unsigned long *) self;
 399     return length;
 400 }
 401
 402 /* Cydia NSString Additions {{{ */
 403 @interface NSString (Cydia)
 404 - (NSComparisonResult) compareByPath:(NSString *)other;
 405 - (NSString *) stringByCachingURLWithCurrentCDN;
 406 - (NSString *) stringByAddingPercentEscapesIncludingReserved;
 407 @end
 408
 409 @implementation NSString (Cydia)
 410
 411 - (NSComparisonResult) compareByPath:(NSString *)other {
 412     NSString *prefix = [self commonPrefixWithString:other options:0];
 413     size_t length = [prefix length];
 414
 415     NSRange lrange = NSMakeRange(length, [self length] - length);
 416     NSRange rrange = NSMakeRange(length, [other length] - length);
 417
 418     lrange = [self rangeOfString:@"/" options:0 range:lrange];
 419     rrange = [other rangeOfString:@"/" options:0 range:rrange];
 420
 421     NSComparisonResult value;
 422
 423     if (lrange.location == NSNotFound && rrange.location == NSNotFound)
 424         value = NSOrderedSame;
 425     else if (lrange.location == NSNotFound)
 426         value = NSOrderedAscending;
 427     else if (rrange.location == NSNotFound)
 428         value = NSOrderedDescending;
 429     else
 430         value = NSOrderedSame;
 431
 432     NSString *lpath = lrange.location == NSNotFound ? [self substringFromIndex:length] :
 433         [self substringWithRange:NSMakeRange(length, lrange.location - length)];
 434     NSString *rpath = rrange.location == NSNotFound ? [other substringFromIndex:length] :
 435         [other substringWithRange:NSMakeRange(length, rrange.location - length)];
 436
 437     NSComparisonResult result = [lpath compare:rpath];
 438     return result == NSOrderedSame ? value : result;
 439 }
 440
 441 - (NSString *) stringByCachingURLWithCurrentCDN {
 442     return [self
 443         stringByReplacingOccurrencesOfString:@"://cydia.saurik.com/"
 444         withString:@"://cache.cydia.saurik.com/"
 445     ];
 446 }
 447
 448 - (NSString *) stringByAddingPercentEscapesIncludingReserved {
 449     return [(id)CFURLCreateStringByAddingPercentEscapes(
 450         kCFAllocatorDefault,
 451         (CFStringRef) self,
 452         NULL,
 453         CFSTR(";/?:@&=+$,"),
 454         kCFStringEncodingUTF8
 455     ) autorelease];
 456 }
 457
 458 @end
 459 /* }}} */
 460
 461 /* C++ NSString Wrapper Cache {{{ */
 462 static _finline CFStringRef CYStringCreate(const char *data, size_t size) {
 463     return size == 0 ? NULL :
 464         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingUTF8, NO, kCFAllocatorNull) ?:
 465         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingISOLatin1, NO, kCFAllocatorNull);
 466 }
 467
 468 static _finline CFStringRef CYStringCreate(const char *data) {
 469     return CYStringCreate(data, strlen(data));
 470 }
 471
 472 class CYString {
 473   private:
 474     char *data_;
 475     size_t size_;
 476     CFStringRef cache_;
 477
 478     _finline void clear_() {
 479         if (cache_ != NULL) {
 480             CFRelease(cache_);
 481             cache_ = NULL;
 482         }
 483     }
 484
 485   public:
 486     _finline bool empty() const {
 487         return size_ == 0;
 488     }
 489
 490     _finline size_t size() const {
 491         return size_;
 492     }
 493
 494     _finline char *data() const {
 495         return data_;
 496     }
 497
 498     _finline void clear() {
 499         size_ = 0;
 500         clear_();
 501     }
 502
 503     _finline CYString() :
 504         data_(0),
 505         size_(0),
 506         cache_(NULL)
 507     {
 508     }
 509
 510     _finline ~CYString() {
 511         clear_();
 512     }
 513
 514     void operator =(const CYString &rhs) {
 515         data_ = rhs.data_;
 516         size_ = rhs.size_;
 517
 518         if (rhs.cache_ == nil)
 519             cache_ = NULL;
 520         else
 521             cache_ = reinterpret_cast<CFStringRef>(CFRetain(rhs.cache_));
 522     }
 523
 524     void copy(apr_pool_t *pool) {
 525         char *temp(reinterpret_cast<char *>(apr_palloc(pool, size_ + 1)));
 526         memcpy(temp, data_, size_);
 527         temp[size_] = '\0';
 528         data_ = temp;
 529     }
 530
 531     void set(apr_pool_t *pool, const char *data, size_t size) {
 532         if (size == 0)
 533             clear();
 534         else {
 535             clear_();
 536
 537             data_ = const_cast<char *>(data);
 538             size_ = size;
 539
 540             if (pool != NULL)
 541                 copy(pool);
 542         }
 543     }
 544
 545     _finline void set(apr_pool_t *pool, const char *data) {
 546         set(pool, data, data == NULL ? 0 : strlen(data));
 547     }
 548
 549     _finline void set(apr_pool_t *pool, const std::string &rhs) {
 550         set(pool, rhs.data(), rhs.size());
 551     }
 552
 553     bool operator ==(const CYString &rhs) const {
 554         return size_ == rhs.size_ && memcmp(data_, rhs.data_, size_) == 0;
 555     }
 556
 557     _finline operator CFStringRef() {
 558         if (cache_ == NULL)
 559             cache_ = CYStringCreate(data_, size_);
 560         return cache_;
 561     }
 562
 563     _finline operator id() {
 564         return (NSString *) static_cast<CFStringRef>(*this);
 565     }
 566
 567     _finline operator const char *() {
 568         return reinterpret_cast<const char *>(data_);
 569     }
 570 };
 571 /* }}} */
 572 /* C++ NSString Algorithm Adapters {{{ */
 573 extern "C" {
 574     CF_EXPORT CFHashCode CFStringHashNSString(CFStringRef str);
 575 }
 576
 577 struct NSStringMapHash :
 578     std::unary_function<NSString *, size_t>
 579 {
 580     _finline size_t operator ()(NSString *value) const {
 581         return CFStringHashNSString((CFStringRef) value);
 582     }
 583 };
 584
 585 struct NSStringMapLess :
 586     std::binary_function<NSString *, NSString *, bool>
 587 {
 588     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 589         return [lhs compare:rhs] == NSOrderedAscending;
 590     }
 591 };
 592
 593 struct NSStringMapEqual :
 594     std::binary_function<NSString *, NSString *, bool>
 595 {
 596     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 597         return CFStringCompare((CFStringRef) lhs, (CFStringRef) rhs, 0) == kCFCompareEqualTo;
 598         //CFEqual((CFTypeRef) lhs, (CFTypeRef) rhs);
 599         //[lhs isEqualToString:rhs];
 600     }
 601 };
 602 /* }}} */
 603
 604 /* CoreGraphics Primitives {{{ */
 605 class CYColor {
 606   private:
 607     CGColorRef color_;
 608
 609     static CGColorRef Create_(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 610         CGFloat color[] = {red, green, blue, alpha};
 611         return CGColorCreate(space, color);
 612     }
 613
 614   public:
 615     CYColor() :
 616         color_(NULL)
 617     {
 618     }
 619
 620     CYColor(CGColorSpaceRef space, float red, float green, float blue, float alpha) :
 621         color_(Create_(space, red, green, blue, alpha))
 622     {
 623         Set(space, red, green, blue, alpha);
 624     }
 625
 626     void Clear() {
 627         if (color_ != NULL)
 628             CGColorRelease(color_);
 629     }
 630
 631     ~CYColor() {
 632         Clear();
 633     }
 634
 635     void Set(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 636         Clear();
 637         color_ = Create_(space, red, green, blue, alpha);
 638     }
 639
 640     operator CGColorRef() {
 641         return color_;
 642     }
 643 };
 644 /* }}} */
 645
 646 /* Random Global Variables {{{ */
 647 static const int PulseInterval_ = 50000;
 648
 649 static const NSString *UI_;
 650
 651 static int Finish_;
 652 static bool RestartSubstrate_;
 653 static NSArray *Finishes_;
 654
 655 #define SpringBoard_ "/System/Library/LaunchDaemons/com.apple.SpringBoard.plist"
 656 #define NotifyConfig_ "/etc/notify.conf"
 657
 658 static bool Queuing_;
 659
 660 static CYColor Blue_;
 661 static CYColor Blueish_;
 662 static CYColor Black_;
 663 static CYColor Off_;
 664 static CYColor White_;
 665 static CYColor Gray_;
 666 static CYColor Green_;
 667 static CYColor Purple_;
 668 static CYColor Purplish_;
 669
 670 static UIColor *InstallingColor_;
 671 static UIColor *RemovingColor_;
 672
 673 static NSString *App_;
 674
 675 static BOOL Advanced_;
 676 static BOOL Ignored_;
 677
 678 static _H<UIFont> Font12_;
 679 static _H<UIFont> Font12Bold_;
 680 static _H<UIFont> Font14_;
 681 static _H<UIFont> Font18Bold_;
 682 static _H<UIFont> Font22Bold_;
 683
 684 static const char *Machine_ = NULL;
 685 static NSString *System_ = nil;
 686 static NSString *SerialNumber_ = nil;
 687 static NSString *ChipID_ = nil;
 688 static NSString *BBSNum_ = nil;
 689 static _H<NSString> Token_;
 690 static NSString *UniqueID_ = nil;
 691 static NSString *PLMN_ = nil;
 692 static NSString *Build_ = nil;
 693 static NSString *Product_ = nil;
 694 static NSString *Safari_ = nil;
 695
 696 static CFLocaleRef Locale_;
 697 static NSArray *Languages_;
 698 static CGColorSpaceRef space_;
 699
 700 static NSDictionary *SectionMap_;
 701 static NSMutableDictionary *Metadata_;
 702 static _transient NSMutableDictionary *Settings_;
 703 static _transient NSString *Role_;
 704 static _transient NSMutableDictionary *Packages_;
 705 static _transient NSMutableDictionary *Values_;
 706 static _transient NSMutableDictionary *Sections_;
 707 static _transient NSMutableDictionary *Sources_;
 708 static _transient NSNumber *Version_;
 709 static _transient _H<NSString> CydiaSource_;
 710 static bool Changed_;
 711 static time_t now_;
 712
 713 bool IsWildcat_;
 714 static CGFloat ScreenScale_;
 715 static NSString *Idiom_;
 716 static NSString *Firmware_;
 717
 718 static _H<NSMutableDictionary> SessionData_;
 719 static _H<NSObject> HostConfig_;
 720 static _H<NSMutableSet> BridgedHosts_;
 721 static _H<NSMutableSet> TokenHosts_;
 722 static _H<NSMutableSet> InsecureHosts_;
 723 static _H<NSMutableSet> PipelinedHosts_;
 724 static _H<NSMutableSet> CachedURLs_;
 725
 726 static NSString *kCydiaProgressEventTypeError = @"Error";
 727 static NSString *kCydiaProgressEventTypeInformation = @"Information";
 728 static NSString *kCydiaProgressEventTypeStatus = @"Status";
 729 static NSString *kCydiaProgressEventTypeWarning = @"Warning";
 730 /* }}} */
 731
 732 static void AddSource(NSDictionary *source) {
 733     [Sources_ setObject:source forKey:[NSString stringWithFormat:@"%@:%@:%@", [source objectForKey:@"Type"], [source objectForKey:@"URI"], [source objectForKey:@"Distribution"]]];
 734     Changed_ = true;
 735 }
 736
 737 static void AddSource(NSString *href, NSString *distribution, NSArray *sections = nil) {
 738     AddSource([NSMutableDictionary dictionaryWithObjectsAndKeys:
 739         @"deb", @"Type",
 740         href, @"URI",
 741         distribution, @"Distribution",
 742         sections ?: [NSMutableArray array], @"Sections",
 743     nil]);
 744 }
 745
 746 static void WriteSources() {
 747     FILE *file(fopen("/etc/apt/sources.list.d/cydia.list", "w"));
 748     _assert(file != NULL);
 749
 750     fprintf(file, "deb http://%s/ tangelo-3.7 main\n",
 751         [CydiaSource_ UTF8String]
 752     );
 753
 754     for (NSString *key in [Sources_ allKeys]) {
 755         NSDictionary *source([Sources_ objectForKey:key]);
 756
 757         NSArray *sections([source objectForKey:@"Sections"] ?: [NSArray array]);
 758
 759         fprintf(file, "%s %s %s%s%s\n",
 760             [[source objectForKey:@"Type"] UTF8String],
 761             [[source objectForKey:@"URI"] UTF8String],
 762             [[source objectForKey:@"Distribution"] UTF8String],
 763             [sections count] == 0 ? "" : " ",
 764             [[sections componentsJoinedByString:@" "] UTF8String]
 765         );
 766     }
 767
 768     fclose(file);
 769 }
 770
 771 /* Display Helpers {{{ */
 772 inline float Interpolate(float begin, float end, float fraction) {
 773     return (end - begin) * fraction + begin;
 774 }
 775
 776 static _finline const char *StripVersion_(const char *version) {
 777     const char *colon(strchr(version, ':'));
 778     return colon == NULL ? version : colon + 1;
 779 }
 780
 781 NSString *LocalizeSection(NSString *section) {
 782     static Pcre title_r("^(.*?) \\((.*)\\)$");
 783     if (title_r(section)) {
 784         NSString *parent(title_r[1]);
 785         NSString *child(title_r[2]);
 786
 787         return [NSString stringWithFormat:UCLocalize("PARENTHETICAL"),
 788             LocalizeSection(parent),
 789             LocalizeSection(child)
 790         ];
 791     }
 792
 793     return [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
 794 }
 795
 796 NSString *Simplify(NSString *title) {
 797     const char *data = [title UTF8String];
 798     size_t size = [title length];
 799
 800     static Pcre square_r("^\\[(.*)\\]$");
 801     if (square_r(data, size))
 802         return Simplify(square_r[1]);
 803
 804     static Pcre paren_r("^\\((.*)\\)$");
 805     if (paren_r(data, size))
 806         return Simplify(paren_r[1]);
 807
 808     static Pcre title_r("^(.*?) \\((.*)\\)$");
 809     if (title_r(data, size))
 810         return Simplify(title_r[1]);
 811
 812     return title;
 813 }
 814 /* }}} */
 815
 816 NSString *GetLastUpdate() {
 817     NSDate *update = [Metadata_ objectForKey:@"LastUpdate"];
 818
 819     if (update == nil)
 820         return UCLocalize("NEVER_OR_UNKNOWN");
 821
 822     CFDateFormatterRef formatter = CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle);
 823     CFStringRef formatted = CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) update);
 824
 825     CFRelease(formatter);
 826
 827     return [(NSString *) formatted autorelease];
 828 }
 829
 830 bool isSectionVisible(NSString *section) {
 831     NSDictionary *metadata([Sections_ objectForKey:(section ?: @"")]);
 832     NSNumber *hidden(metadata == nil ? nil : [metadata objectForKey:@"Hidden"]);
 833     return hidden == nil || ![hidden boolValue];
 834 }
 835
 836 static NSObject *CYIOGetValue(const char *path, NSString *property) {
 837     io_registry_entry_t entry(IORegistryEntryFromPath(kIOMasterPortDefault, path));
 838     if (entry == MACH_PORT_NULL)
 839         return nil;
 840
 841     CFTypeRef value(IORegistryEntryCreateCFProperty(entry, (CFStringRef) property, kCFAllocatorDefault, 0));
 842     IOObjectRelease(entry);
 843
 844     if (value == NULL)
 845         return nil;
 846     return [(id) value autorelease];
 847 }
 848
 849 static NSString *CYHex(NSData *data, bool reverse = false) {
 850     if (data == nil)
 851         return nil;
 852
 853     size_t length([data length]);
 854     uint8_t bytes[length];
 855     [data getBytes:bytes];
 856
 857     char string[length * 2 + 1];
 858     for (size_t i(0); i != length; ++i)
 859         sprintf(string + i * 2, "%.2x", bytes[reverse ? length - i - 1 : i]);
 860
 861     return [NSString stringWithUTF8String:string];
 862 }
 863
 864 @class Cydia;
 865
 866 /* Delegate Prototypes {{{ */
 867 @class Package;
 868 @class Source;
 869 @class CydiaProgressEvent;
 870
 871 @protocol DatabaseDelegate
 872 - (void) repairWithSelector:(SEL)selector;
 873 - (void) setConfigurationData:(NSString *)data;
 874 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task;
 875 @end
 876
 877 @class CYPackageController;
 878
 879 @protocol CydiaDelegate
 880 - (void) returnToCydia;
 881 - (void) saveState;
 882 - (void) retainNetworkActivityIndicator;
 883 - (void) releaseNetworkActivityIndicator;
 884 - (void) clearPackage:(Package *)package;
 885 - (void) installPackage:(Package *)package;
 886 - (void) installPackages:(NSArray *)packages;
 887 - (void) removePackage:(Package *)package;
 888 - (void) beginUpdate;
 889 - (BOOL) updating;
 890 - (void) distUpgrade;
 891 - (void) loadData;
 892 - (void) updateData;
 893 - (void) syncData;
 894 - (void) addSource:(NSDictionary *)source;
 895 - (void) addTrivialSource:(NSString *)href;
 896 - (void) showSettings;
 897 - (UIProgressHUD *) addProgressHUD;
 898 - (void) removeProgressHUD:(UIProgressHUD *)hud;
 899 - (CyteViewController *) pageForPackage:(NSString *)name;
 900 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item;
 901 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
 902 @end
 903 /* }}} */
 904
 905 /* Status Delegation {{{ */
 906 class Status :
 907     public pkgAcquireStatus
 908 {
 909   private:
 910     _transient NSObject<ProgressDelegate> *delegate_;
 911     bool cancelled_;
 912
 913   public:
 914     Status() :
 915         delegate_(nil),
 916         cancelled_(false)
 917     {
 918     }
 919
 920     void setDelegate(NSObject<ProgressDelegate> *delegate) {
 921         delegate_ = delegate;
 922     }
 923
 924     NSObject<ProgressDelegate> *getDelegate() const {
 925         return delegate_;
 926     }
 927
 928     virtual bool MediaChange(std::string media, std::string drive) {
 929         return false;
 930     }
 931
 932     virtual void IMSHit(pkgAcquire::ItemDesc &item) {
 933         Done(item);
 934     }
 935
 936     virtual void Fetch(pkgAcquire::ItemDesc &item) {
 937         NSString *name([NSString stringWithUTF8String:item.ShortDesc.c_str()]);
 938         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithFormat:UCLocalize("DOWNLOADING_"), name] ofType:kCydiaProgressEventTypeStatus forItem:item]);
 939         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
 940     }
 941
 942     virtual void Done(pkgAcquire::ItemDesc &item) {
 943         NSString *name([NSString stringWithUTF8String:item.ShortDesc.c_str()]);
 944         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithFormat:Colon_, UCLocalize("DONE"), name] ofType:kCydiaProgressEventTypeStatus forItem:item]);
 945         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
 946     }
 947
 948     virtual void Fail(pkgAcquire::ItemDesc &item) {
 949         if (
 950             item.Owner->Status == pkgAcquire::Item::StatIdle ||
 951             item.Owner->Status == pkgAcquire::Item::StatDone
 952         )
 953             return;
 954
 955         std::string &error(item.Owner->ErrorText);
 956         if (error.empty())
 957             return;
 958
 959         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:kCydiaProgressEventTypeError forItem:item]);
 960         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
 961     }
 962
 963     virtual bool Pulse(pkgAcquire *Owner) {
 964         bool value = pkgAcquireStatus::Pulse(Owner);
 965
 966         double percent(
 967             double(CurrentBytes + CurrentItems) /
 968             double(TotalBytes + TotalItems)
 969         );
 970
 971         [delegate_ performSelectorOnMainThread:@selector(setProgressStatus:) withObject:[NSDictionary dictionaryWithObjectsAndKeys:
 972             [NSNumber numberWithDouble:percent], @"Percent",
 973
 974             [NSNumber numberWithDouble:CurrentBytes], @"Current",
 975             [NSNumber numberWithDouble:TotalBytes], @"Total",
 976             [NSNumber numberWithDouble:CurrentCPS], @"Speed",
 977         nil] waitUntilDone:YES];
 978
 979         if (value && ![delegate_ isProgressCancelled])
 980             return true;
 981         else {
 982             cancelled_ = true;
 983             return false;
 984         }
 985     }
 986
 987     _finline bool WasCancelled() const {
 988         return cancelled_;
 989     }
 990
 991     virtual void Start() {
 992         pkgAcquireStatus::Start();
 993         [delegate_ performSelectorOnMainThread:@selector(setProgressCancellable:) withObject:[NSNumber numberWithBool:YES] waitUntilDone:YES];
 994     }
 995
 996     virtual void Stop() {
 997         pkgAcquireStatus::Stop();
 998         [delegate_ performSelectorOnMainThread:@selector(setProgressCancellable:) withObject:[NSNumber numberWithBool:NO] waitUntilDone:YES];
 999         [delegate_ performSelectorOnMainThread:@selector(setProgressStatus:) withObject:nil waitUntilDone:YES];
1000     }
1001 };
1002 /* }}} */
1003 /* Database Interface {{{ */
1004 typedef std::map< unsigned long, _H<Source> > SourceMap;
1005
1006 @interface Database : NSObject {
1007     NSZone *zone_;
1008     apr_pool_t *pool_;
1009
1010     unsigned era_;
1011
1012     pkgCacheFile cache_;
1013     pkgDepCache::Policy *policy_;
1014     pkgRecords *records_;
1015     pkgProblemResolver *resolver_;
1016     pkgAcquire *fetcher_;
1017     FileFd *lock_;
1018     SPtr<pkgPackageManager> manager_;
1019     pkgSourceList *list_;
1020
1021     SourceMap sourceMap_;
1022     _H<NSMutableArray> sourceList_;
1023
1024     CFMutableArrayRef packages_;
1025
1026     _transient NSObject<DatabaseDelegate> *delegate_;
1027     _transient NSObject<ProgressDelegate> *progress_;
1028
1029     Status status_;
1030
1031     int cydiafd_;
1032     int statusfd_;
1033     FILE *input_;
1034
1035     std::map<const char *, _H<NSString> > sections_;
1036 }
1037
1038 + (Database *) sharedInstance;
1039 - (unsigned) era;
1040
1041 - (void) _readCydia:(NSNumber *)fd;
1042 - (void) _readStatus:(NSNumber *)fd;
1043 - (void) _readOutput:(NSNumber *)fd;
1044
1045 - (FILE *) input;
1046
1047 - (Package *) packageWithName:(NSString *)name;
1048
1049 - (pkgCacheFile &) cache;
1050 - (pkgDepCache::Policy *) policy;
1051 - (pkgRecords *) records;
1052 - (pkgProblemResolver *) resolver;
1053 - (pkgAcquire &) fetcher;
1054 - (pkgSourceList &) list;
1055 - (NSArray *) packages;
1056 - (NSArray *) sources;
1057 - (Source *) sourceWithKey:(NSString *)key;
1058 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
1059
1060 - (void) configure;
1061 - (bool) prepare;
1062 - (void) perform;
1063 - (bool) upgrade;
1064 - (void) update;
1065
1066 - (void) updateWithStatus:(Status &)status;
1067
1068 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate;
1069
1070 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate;
1071 - (NSObject<ProgressDelegate> *) progressDelegate;
1072
1073 - (Source *) getSource:(pkgCache::PkgFileIterator)file;
1074
1075 - (NSString *) mappedSectionForPointer:(const char *)pointer;
1076
1077 @end
1078 /* }}} */
1079 /* ProgressEvent Implementation {{{ */
1080 @implementation CydiaProgressEvent
1081
1082 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type {
1083     return [[[CydiaProgressEvent alloc] initWithMessage:message ofType:type] autorelease];
1084 }
1085
1086 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forPackage:(NSString *)package {
1087     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1088     [event setPackage:package];
1089     return event;
1090 }
1091
1092 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forItem:(pkgAcquire::ItemDesc &)item {
1093     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1094
1095     NSString *description([NSString stringWithUTF8String:item.Description.c_str()]);
1096     NSArray *fields([description componentsSeparatedByString:@" "]);
1097     [event setItem:fields];
1098
1099     if ([fields count] > 3) {
1100         [event setPackage:[fields objectAtIndex:2]];
1101         [event setVersion:[fields objectAtIndex:3]];
1102     }
1103
1104     [event setURL:[NSString stringWithUTF8String:item.URI.c_str()]];
1105
1106     return event;
1107 }
1108
1109 + (NSArray *) _attributeKeys {
1110     return [NSArray arrayWithObjects:
1111         @"item",
1112         @"message",
1113         @"package",
1114         @"type",
1115         @"url",
1116         @"version",
1117     nil];
1118 }
1119
1120 - (NSArray *) attributeKeys {
1121     return [[self class] _attributeKeys];
1122 }
1123
1124 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1125     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1126 }
1127
1128 - (id) initWithMessage:(NSString *)message ofType:(NSString *)type {
1129     if ((self = [super init]) != nil) {
1130         message_ = message;
1131         type_ = type;
1132     } return self;
1133 }
1134
1135 - (NSString *) message {
1136     return message_;
1137 }
1138
1139 - (NSString *) type {
1140     return type_;
1141 }
1142
1143 - (NSArray *) item {
1144     return (id) item_ ?: [NSNull null];
1145 }
1146
1147 - (void) setItem:(NSArray *)item {
1148     item_ = item;
1149 }
1150
1151 - (NSString *) package {
1152     return (id) package_ ?: [NSNull null];
1153 }
1154
1155 - (void) setPackage:(NSString *)package {
1156     package_ = package;
1157 }
1158
1159 - (NSString *) url {
1160     return (id) url_ ?: [NSNull null];
1161 }
1162
1163 - (void) setURL:(NSString *)url {
1164     url_ = url;
1165 }
1166
1167 - (void) setVersion:(NSString *)version {
1168     version_ = version;
1169 }
1170
1171 - (NSString *) version {
1172     return (id) version_ ?: [NSNull null];
1173 }
1174
1175 - (NSString *) compound:(NSString *)value {
1176     if (value != nil) {
1177         NSString *mode(nil); {
1178             NSString *type([self type]);
1179             if ([type isEqualToString:kCydiaProgressEventTypeError])
1180                 mode = UCLocalize("ERROR");
1181             else if ([type isEqualToString:kCydiaProgressEventTypeWarning])
1182                 mode = UCLocalize("WARNING");
1183         }
1184
1185         if (mode != nil)
1186             value = [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), mode, value];
1187     }
1188
1189     return value;
1190 }
1191
1192 - (NSString *) compoundMessage {
1193     return [self compound:[self message]];
1194 }
1195
1196 - (NSString *) compoundTitle {
1197     NSString *title;
1198
1199     if (package_ == nil)
1200         title = nil;
1201     else if (Package *package = [[Database sharedInstance] packageWithName:package_])
1202         title = [package name];
1203     else
1204         title = package_;
1205
1206     return [self compound:title];
1207 }
1208
1209 @end
1210 /* }}} */
1211
1212 // Cytore Definitions {{{
1213 struct PackageValue :
1214     Cytore::Block
1215 {
1216     Cytore::Offset<PackageValue> next_;
1217
1218     uint32_t index_ : 23;
1219     uint32_t subscribed_ : 1;
1220     uint32_t : 8;
1221
1222     int32_t first_;
1223     int32_t last_;
1224
1225     uint16_t vhash_;
1226     uint16_t nhash_;
1227
1228     char version_[8];
1229     char name_[];
1230 };
1231
1232 struct MetaValue :
1233     Cytore::Block
1234 {
1235     uint32_t active_;
1236     Cytore::Offset<PackageValue> packages_[1 << 16];
1237 };
1238
1239 static Cytore::File<MetaValue> MetaFile_;
1240 // }}}
1241 // Cytore Helper Functions {{{
1242 static PackageValue *PackageFind(const char *name, size_t length, bool *fail = NULL) {
1243     SplitHash nhash = { hashlittle(name, length) };
1244
1245     PackageValue *metadata;
1246
1247     Cytore::Offset<PackageValue> *offset(&MetaFile_->packages_[nhash.u16[0]]);
1248     offset: if (offset->IsNull()) {
1249         *offset = MetaFile_.New<PackageValue>(length + 1);
1250         metadata = &MetaFile_.Get(*offset);
1251
1252         if (metadata == NULL) {
1253             if (fail != NULL)
1254                 *fail = true;
1255
1256             metadata = new PackageValue();
1257             memset(metadata, 0, sizeof(*metadata));
1258         }
1259
1260         memcpy(metadata->name_, name, length + 1);
1261         metadata->nhash_ = nhash.u16[1];
1262     } else {
1263         metadata = &MetaFile_.Get(*offset);
1264
1265         if (metadata->nhash_ != nhash.u16[1] || strncmp(metadata->name_, name, length + 1) != 0) {
1266             offset = &metadata->next_;
1267             goto offset;
1268         }
1269     }
1270
1271     return metadata;
1272 }
1273
1274 static void PackageImport(const void *key, const void *value, void *context) {
1275     bool &fail(*reinterpret_cast<bool *>(context));
1276
1277     char buffer[1024];
1278     if (!CFStringGetCString((CFStringRef) key, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1279         NSLog(@"failed to import package %@", key);
1280         return;
1281     }
1282
1283     PackageValue *metadata(PackageFind(buffer, strlen(buffer), &fail));
1284     NSDictionary *package((NSDictionary *) value);
1285
1286     if (NSNumber *subscribed = [package objectForKey:@"IsSubscribed"])
1287         if ([subscribed boolValue] && !metadata->subscribed_)
1288             metadata->subscribed_ = true;
1289
1290     if (NSDate *date = [package objectForKey:@"FirstSeen"]) {
1291         time_t time([date timeIntervalSince1970]);
1292         if (metadata->first_ > time || metadata->first_ == 0)
1293             metadata->first_ = time;
1294     }
1295
1296     NSDate *date([package objectForKey:@"LastSeen"]);
1297     NSString *version([package objectForKey:@"LastVersion"]);
1298
1299     if (date != nil && version != nil) {
1300         time_t time([date timeIntervalSince1970]);
1301         if (metadata->last_ < time || metadata->last_ == 0)
1302             if (CFStringGetCString((CFStringRef) version, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1303                 size_t length(strlen(buffer));
1304                 uint16_t vhash(hashlittle(buffer, length));
1305
1306                 size_t capped(std::min<size_t>(8, length));
1307                 char *latest(buffer + length - capped);
1308
1309                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
1310                 metadata->vhash_ = vhash;
1311
1312                 metadata->last_ = time;
1313             }
1314     }
1315 }
1316 // }}}
1317
1318 /* Source Class {{{ */
1319 @interface Source : NSObject {
1320     unsigned era_;
1321     Database *database_;
1322     metaIndex *index_;
1323
1324     CYString depiction_;
1325     CYString description_;
1326     CYString label_;
1327     CYString origin_;
1328     CYString support_;
1329
1330     CYString uri_;
1331     CYString distribution_;
1332     CYString type_;
1333     CYString base_;
1334     CYString version_;
1335
1336     _H<NSString> host_;
1337     _H<NSString> authority_;
1338
1339     CYString defaultIcon_;
1340
1341     _H<NSDictionary> record_;
1342     BOOL trusted_;
1343 }
1344
1345 - (Source *) initWithMetaIndex:(metaIndex *)index forDatabase:(Database *)database inPool:(apr_pool_t *)pool;
1346
1347 - (NSComparisonResult) compareByNameAndType:(Source *)source;
1348
1349 - (NSString *) depictionForPackage:(NSString *)package;
1350 - (NSString *) supportForPackage:(NSString *)package;
1351
1352 - (NSDictionary *) record;
1353 - (BOOL) trusted;
1354
1355 - (NSString *) uri;
1356 - (NSString *) distribution;
1357 - (NSString *) type;
1358
1359 - (NSString *) base;
1360
1361 - (NSString *) key;
1362 - (NSString *) host;
1363
1364 - (NSString *) name;
1365 - (NSString *) shortDescription;
1366 - (NSString *) label;
1367 - (NSString *) origin;
1368 - (NSString *) version;
1369
1370 - (NSString *) defaultIcon;
1371
1372 @end
1373
1374 @implementation Source
1375
1376 - (void) _clear {
1377     uri_.clear();
1378     distribution_.clear();
1379     type_.clear();
1380
1381     base_.clear();
1382
1383     description_.clear();
1384     label_.clear();
1385     origin_.clear();
1386     depiction_.clear();
1387     support_.clear();
1388     version_.clear();
1389     defaultIcon_.clear();
1390
1391     record_ = nil;
1392     host_ = nil;
1393     authority_ = nil;
1394 }
1395
1396 + (NSString *) webScriptNameForSelector:(SEL)selector {
1397     if (false);
1398     else if (selector == @selector(addSection:))
1399         return @"addSection";
1400     else if (selector == @selector(getField:))
1401         return @"getField";
1402     else if (selector == @selector(removeSection:))
1403         return @"removeSection";
1404     else if (selector == @selector(remove))
1405         return @"remove";
1406     else
1407         return nil;
1408 }
1409
1410 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
1411     return [self webScriptNameForSelector:selector] == nil;
1412 }
1413
1414 + (NSArray *) _attributeKeys {
1415     return [NSArray arrayWithObjects:
1416         @"distribution",
1417         @"host",
1418         @"key",
1419         @"label",
1420         @"name",
1421         @"origin",
1422         @"sections",
1423         @"shortDescription",
1424         @"trusted",
1425         @"type",
1426         @"uri",
1427         @"version",
1428     nil];
1429 }
1430
1431 - (NSArray *) attributeKeys {
1432     return [[self class] _attributeKeys];
1433 }
1434
1435 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1436     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1437 }
1438
1439 - (void) setMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool {
1440     [self _clear];
1441
1442     trusted_ = index->IsTrusted();
1443
1444     uri_.set(pool, index->GetURI());
1445     distribution_.set(pool, index->GetDist());
1446     type_.set(pool, index->GetType());
1447
1448     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index));
1449     if (dindex != NULL) {
1450         base_.set(pool, dindex->MetaIndexURI(""));
1451
1452         FileFd fd;
1453         if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly))
1454             _error->Discard();
1455         else {
1456             pkgTagFile tags(&fd);
1457
1458             pkgTagSection section;
1459             tags.Step(section);
1460
1461             struct {
1462                 const char *name_;
1463                 CYString *value_;
1464             } names[] = {
1465                 {"default-icon", &defaultIcon_},
1466                 {"depiction", &depiction_},
1467                 {"description", &description_},
1468                 {"label", &label_},
1469                 {"origin", &origin_},
1470                 {"support", &support_},
1471                 {"version", &version_},
1472             };
1473
1474             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
1475                 const char *start, *end;
1476
1477                 if (section.Find(names[i].name_, start, end)) {
1478                     CYString &value(*names[i].value_);
1479                     value.set(pool, start, end - start);
1480                 }
1481             }
1482         }
1483     }
1484
1485     record_ = [Sources_ objectForKey:[self key]];
1486
1487     NSURL *url([NSURL URLWithString:uri_]);
1488
1489     host_ = [url host];
1490     if (host_ != nil)
1491         host_ = [host_ lowercaseString];
1492
1493     if (host_ != nil)
1494         authority_ = host_;
1495     else
1496         authority_ = [url path];
1497 }
1498
1499 - (Source *) initWithMetaIndex:(metaIndex *)index forDatabase:(Database *)database inPool:(apr_pool_t *)pool {
1500     if ((self = [super init]) != nil) {
1501         era_ = [database era];
1502         database_ = database;
1503         index_ = index;
1504
1505         [self setMetaIndex:index inPool:pool];
1506     } return self;
1507 }
1508
1509 - (NSString *) getField:(NSString *)name {
1510 @synchronized (database_) {
1511     if ([database_ era] != era_ || index_ == NULL)
1512         return nil;
1513
1514     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index_));
1515     if (dindex == NULL)
1516         return nil;
1517
1518     FileFd fd;
1519     if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly)) {
1520          _error->Discard();
1521          return nil;
1522     }
1523
1524     pkgTagFile tags(&fd);
1525
1526     pkgTagSection section;
1527     tags.Step(section);
1528
1529     const char *start, *end;
1530     if (!section.Find([name UTF8String], start, end))
1531         return (NSString *) [NSNull null];
1532
1533     return [NSString stringWithString:[(NSString *) CYStringCreate(start, end - start) autorelease]];
1534 } }
1535
1536 - (NSComparisonResult) compareByNameAndType:(Source *)source {
1537     NSDictionary *lhr = [self record];
1538     NSDictionary *rhr = [source record];
1539
1540     if ((lhr == nil) != (rhr == nil))
1541         return lhr == nil ? NSOrderedDescending : NSOrderedAscending;
1542
1543     NSString *lhs = [self name];
1544     NSString *rhs = [source name];
1545
1546     if ([lhs length] != 0 && [rhs length] != 0) {
1547         unichar lhc = [lhs characterAtIndex:0];
1548         unichar rhc = [rhs characterAtIndex:0];
1549
1550         if (isalpha(lhc) && !isalpha(rhc))
1551             return NSOrderedAscending;
1552         else if (!isalpha(lhc) && isalpha(rhc))
1553             return NSOrderedDescending;
1554     }
1555
1556     return [lhs compare:rhs options:LaxCompareOptions_];
1557 }
1558
1559 - (NSString *) depictionForPackage:(NSString *)package {
1560     return depiction_.empty() ? nil : [static_cast<id>(depiction_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1561 }
1562
1563 - (NSString *) supportForPackage:(NSString *)package {
1564     return support_.empty() ? nil : [static_cast<id>(support_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1565 }
1566
1567 - (NSArray *) sections {
1568     return record_ == nil ? (id) [NSNull null] : [record_ objectForKey:@"Sections"] ?: [NSArray array];
1569 }
1570
1571 - (void) _addSection:(NSString *)section {
1572     if (record_ == nil)
1573         return;
1574     else if (NSMutableArray *sections = [record_ objectForKey:@"Sections"]) {
1575         if (![sections containsObject:section]) {
1576             [sections addObject:section];
1577             Changed_ = true;
1578         }
1579     } else {
1580         [record_ setObject:[NSMutableArray arrayWithObject:section] forKey:@"Sections"];
1581         Changed_ = true;
1582     }
1583 }
1584
1585 - (bool) addSection:(NSString *)section {
1586     if (record_ == nil)
1587         return false;
1588
1589     [self performSelectorOnMainThread:@selector(_addSection:) withObject:section waitUntilDone:NO];
1590     return true;
1591 }
1592
1593 - (void) _removeSection:(NSString *)section {
1594     if (record_ == nil)
1595         return;
1596
1597     if (NSMutableArray *sections = [record_ objectForKey:@"Sections"])
1598         if ([sections containsObject:section]) {
1599             [sections removeObject:section];
1600             Changed_ = true;
1601         }
1602 }
1603
1604 - (bool) removeSection:(NSString *)section {
1605     if (record_ == nil)
1606         return false;
1607
1608     [self performSelectorOnMainThread:@selector(_removeSection:) withObject:section waitUntilDone:NO];
1609     return true;
1610 }
1611
1612 - (void) _remove {
1613     [Sources_ removeObjectForKey:[self key]];
1614     Changed_ = true;
1615 }
1616
1617 - (bool) remove {
1618     bool value(record_ != nil);
1619     [self performSelectorOnMainThread:@selector(_remove) withObject:nil waitUntilDone:NO];
1620     return value;
1621 }
1622
1623 - (NSDictionary *) record {
1624     return record_;
1625 }
1626
1627 - (BOOL) trusted {
1628     return trusted_;
1629 }
1630
1631 - (NSString *) uri {
1632     return uri_;
1633 }
1634
1635 - (NSString *) distribution {
1636     return distribution_;
1637 }
1638
1639 - (NSString *) type {
1640     return type_;
1641 }
1642
1643 - (NSString *) base {
1644     return base_;
1645 }
1646
1647 - (NSString *) key {
1648     return [NSString stringWithFormat:@"%@:%@:%@", (NSString *) type_, (NSString *) uri_, (NSString *) distribution_];
1649 }
1650
1651 - (NSString *) host {
1652     return host_;
1653 }
1654
1655 - (NSString *) name {
1656     return origin_.empty() ? (id) authority_ : origin_;
1657 }
1658
1659 - (NSString *) shortDescription {
1660     return description_;
1661 }
1662
1663 - (NSString *) label {
1664     return label_.empty() ? (id) authority_ : label_;
1665 }
1666
1667 - (NSString *) origin {
1668     return origin_;
1669 }
1670
1671 - (NSString *) version {
1672     return version_;
1673 }
1674
1675 - (NSString *) defaultIcon {
1676     return defaultIcon_;
1677 }
1678
1679 @end
1680 /* }}} */
1681 /* CydiaOperation Class {{{ */
1682 @interface CydiaOperation : NSObject {
1683     _H<NSString> operator_;
1684     _H<NSString> value_;
1685 }
1686
1687 - (NSString *) operator;
1688 - (NSString *) value;
1689
1690 @end
1691
1692 @implementation CydiaOperation
1693
1694 - (id) initWithOperator:(const char *)_operator value:(const char *)value {
1695     if ((self = [super init]) != nil) {
1696         operator_ = [NSString stringWithUTF8String:_operator];
1697         value_ = [NSString stringWithUTF8String:value];
1698     } return self;
1699 }
1700
1701 + (NSArray *) _attributeKeys {
1702     return [NSArray arrayWithObjects:
1703         @"operator",
1704         @"value",
1705     nil];
1706 }
1707
1708 - (NSArray *) attributeKeys {
1709     return [[self class] _attributeKeys];
1710 }
1711
1712 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1713     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1714 }
1715
1716 - (NSString *) operator {
1717     return operator_;
1718 }
1719
1720 - (NSString *) value {
1721     return value_;
1722 }
1723
1724 @end
1725 /* }}} */
1726 /* CydiaClause Class {{{ */
1727 @interface CydiaClause : NSObject {
1728     _H<NSString> package_;
1729     _H<CydiaOperation> version_;
1730 }
1731
1732 - (NSString *) package;
1733 - (CydiaOperation *) version;
1734
1735 @end
1736
1737 @implementation CydiaClause
1738
1739 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1740     if ((self = [super init]) != nil) {
1741         package_ = [NSString stringWithUTF8String:dep.TargetPkg().Name()];
1742
1743         if (const char *version = dep.TargetVer())
1744             version_ = [[[CydiaOperation alloc] initWithOperator:dep.CompType() value:version] autorelease];
1745         else
1746             version_ = (id) [NSNull null];
1747     } return self;
1748 }
1749
1750 + (NSArray *) _attributeKeys {
1751     return [NSArray arrayWithObjects:
1752         @"package",
1753         @"version",
1754     nil];
1755 }
1756
1757 - (NSArray *) attributeKeys {
1758     return [[self class] _attributeKeys];
1759 }
1760
1761 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1762     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1763 }
1764
1765 - (NSString *) package {
1766     return package_;
1767 }
1768
1769 - (CydiaOperation *) version {
1770     return version_;
1771 }
1772
1773 @end
1774 /* }}} */
1775 /* CydiaRelation Class {{{ */
1776 @interface CydiaRelation : NSObject {
1777     _H<NSString> relationship_;
1778     _H<NSMutableArray> clauses_;
1779 }
1780
1781 - (NSString *) relationship;
1782 - (NSArray *) clauses;
1783
1784 @end
1785
1786 @implementation CydiaRelation
1787
1788 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1789     if ((self = [super init]) != nil) {
1790         relationship_ = [NSString stringWithUTF8String:dep.DepType()];
1791         clauses_ = [NSMutableArray arrayWithCapacity:8];
1792
1793         pkgCache::DepIterator start;
1794         pkgCache::DepIterator end;
1795         dep.GlobOr(start, end); // ++dep
1796
1797         _forever {
1798             [clauses_ addObject:[[[CydiaClause alloc] initWithIterator:start] autorelease]];
1799
1800             // yes, seriously. (wtf?)
1801             if (start == end)
1802                 break;
1803             ++start;
1804         }
1805     } return self;
1806 }
1807
1808 + (NSArray *) _attributeKeys {
1809     return [NSArray arrayWithObjects:
1810         @"clauses",
1811         @"relationship",
1812     nil];
1813 }
1814
1815 - (NSArray *) attributeKeys {
1816     return [[self class] _attributeKeys];
1817 }
1818
1819 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1820     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1821 }
1822
1823 - (NSString *) relationship {
1824     return relationship_;
1825 }
1826
1827 - (NSArray *) clauses {
1828     return clauses_;
1829 }
1830
1831 - (void) addClause:(CydiaClause *)clause {
1832     [clauses_ addObject:clause];
1833 }
1834
1835 @end
1836 /* }}} */
1837 /* Package Class {{{ */
1838 struct ParsedPackage {
1839     CYString tagline_;
1840
1841     CYString architecture_;
1842     CYString icon_;
1843
1844     CYString depiction_;
1845     CYString homepage_;
1846
1847     CYString sponsor_;
1848     CYString author_;
1849
1850     CYString bugs_;
1851     CYString support_;
1852 };
1853
1854 @interface Package : NSObject {
1855     uint32_t era_ : 26;
1856     uint32_t role_ : 3;
1857     uint32_t essential_ : 1;
1858     uint32_t obsolete_ : 1;
1859     uint32_t ignored_ : 1;
1860
1861     apr_pool_t *pool_;
1862
1863     uint32_t rank_;
1864
1865     _transient Database *database_;
1866
1867     pkgCache::VerIterator version_;
1868     pkgCache::PkgIterator iterator_;
1869     pkgCache::VerFileIterator file_;
1870
1871     CYString id_;
1872     CYString name_;
1873
1874     CYString latest_;
1875     CYString installed_;
1876
1877     const char *section_;
1878     _transient NSString *section$_;
1879
1880     _H<Source> source_;
1881
1882     PackageValue *metadata_;
1883     ParsedPackage *parsed_;
1884
1885     _H<NSMutableArray> tags_;
1886 }
1887
1888 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
1889 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
1890
1891 - (pkgCache::PkgIterator) iterator;
1892 - (void) parse;
1893
1894 - (NSString *) section;
1895 - (NSString *) simpleSection;
1896
1897 - (NSString *) longSection;
1898 - (NSString *) shortSection;
1899
1900 - (NSString *) uri;
1901
1902 - (MIMEAddress *) maintainer;
1903 - (size_t) size;
1904 - (NSString *) longDescription;
1905 - (NSString *) shortDescription;
1906 - (unichar) index;
1907
1908 - (PackageValue *) metadata;
1909 - (time_t) seen;
1910
1911 - (bool) subscribed;
1912 - (bool) setSubscribed:(bool)subscribed;
1913
1914 - (BOOL) ignored;
1915
1916 - (NSString *) latest;
1917 - (NSString *) installed;
1918 - (BOOL) uninstalled;
1919
1920 - (BOOL) valid;
1921 - (BOOL) upgradableAndEssential:(BOOL)essential;
1922 - (BOOL) essential;
1923 - (BOOL) broken;
1924 - (BOOL) unfiltered;
1925 - (BOOL) visible;
1926
1927 - (BOOL) half;
1928 - (BOOL) halfConfigured;
1929 - (BOOL) halfInstalled;
1930 - (BOOL) hasMode;
1931 - (NSString *) mode;
1932
1933 - (NSString *) id;
1934 - (NSString *) name;
1935 - (UIImage *) icon;
1936 - (NSString *) homepage;
1937 - (NSString *) depiction;
1938 - (MIMEAddress *) author;
1939
1940 - (NSString *) support;
1941
1942 - (NSArray *) files;
1943 - (NSArray *) warnings;
1944 - (NSArray *) applications;
1945
1946 - (Source *) source;
1947
1948 - (uint32_t) rank;
1949 - (BOOL) matches:(NSArray *)query;
1950
1951 - (bool) hasSupportingRole;
1952 - (BOOL) hasTag:(NSString *)tag;
1953 - (NSString *) primaryPurpose;
1954 - (NSArray *) purposes;
1955 - (bool) isCommercial;
1956
1957 - (void) setIndex:(size_t)index;
1958
1959 - (CYString &) cyname;
1960
1961 - (uint32_t) compareBySection:(NSArray *)sections;
1962
1963 - (void) install;
1964 - (void) remove;
1965
1966 - (bool) isUnfilteredAndSearchedForBy:(NSArray *)query;
1967 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search;
1968 - (bool) isInstalledAndUnfiltered:(NSNumber *)number;
1969 - (bool) isVisibleInSection:(NSString *)section;
1970 - (bool) isVisibleInSource:(Source *)source;
1971
1972 @end
1973
1974 uint32_t PackageChangesRadix(Package *self, void *) {
1975     union {
1976         uint32_t key;
1977
1978         struct {
1979             uint32_t timestamp : 30;
1980             uint32_t ignored : 1;
1981             uint32_t upgradable : 1;
1982         } bits;
1983     } value;
1984
1985     bool upgradable([self upgradableAndEssential:YES]);
1986     value.bits.upgradable = upgradable ? 1 : 0;
1987
1988     if (upgradable) {
1989         value.bits.timestamp = 0;
1990         value.bits.ignored = [self ignored] ? 0 : 1;
1991         value.bits.upgradable = 1;
1992     } else {
1993         value.bits.timestamp = [self seen] >> 2;
1994         value.bits.ignored = 0;
1995         value.bits.upgradable = 0;
1996     }
1997
1998     return _not(uint32_t) - value.key;
1999 }
2000
2001 uint32_t PackagePrefixRadix(Package *self, void *context) {
2002     size_t offset(reinterpret_cast<size_t>(context));
2003     CYString &name([self cyname]);
2004
2005     size_t size(name.size());
2006     if (size == 0)
2007         return 0;
2008     char *text(name.data());
2009
2010     size_t zeros;
2011     if (!isdigit(text[0]))
2012         zeros = 0;
2013     else {
2014         size_t digits(1);
2015         while (size != digits && isdigit(text[digits]))
2016             if (++digits == 4)
2017                 break;
2018         zeros = 4 - digits;
2019     }
2020
2021     uint8_t data[4];
2022
2023     if (offset == 0 && zeros != 0) {
2024         memset(data, '0', zeros);
2025         memcpy(data + zeros, text, 4 - zeros);
2026     } else {
2027         /* XXX: there's some danger here if you request a non-zero offset < 4 and it gets zero padded */
2028         if (size <= offset - zeros)
2029             return 0;
2030
2031         text += offset - zeros;
2032         size -= offset - zeros;
2033
2034         if (size >= 4)
2035             memcpy(data, text, 4);
2036         else {
2037             memcpy(data, text, size);
2038             memset(data + size, 0, 4 - size);
2039         }
2040
2041         for (size_t i(0); i != 4; ++i)
2042             if (isalpha(data[i]))
2043                 data[i] |= 0x20;
2044     }
2045
2046     if (offset == 0)
2047         if (data[0] == '@')
2048             data[0] = 0x7f;
2049         else
2050             data[0] = (data[0] & 0x1f) | "\x80\x00\xc0\x40"[data[0] >> 6];
2051
2052     /* XXX: ntohl may be more honest */
2053     return OSSwapInt32(*reinterpret_cast<uint32_t *>(data));
2054 }
2055
2056 CYString &(*PackageName)(Package *self, SEL sel);
2057
2058 CFComparisonResult PackageNameCompare(Package *lhs, Package *rhs, void *arg) {
2059     _profile(PackageNameCompare)
2060         CYString &lhi(PackageName(lhs, @selector(cyname)));
2061         CYString &rhi(PackageName(rhs, @selector(cyname)));
2062         CFStringRef lhn(lhi), rhn(rhi);
2063
2064         if (lhn == NULL)
2065             return rhn == NULL ? NSOrderedSame : NSOrderedAscending;
2066         else if (rhn == NULL)
2067             return NSOrderedDescending;
2068
2069         _profile(PackageNameCompare$NumbersLast)
2070             if (!lhi.empty() && !rhi.empty()) {
2071                 UniChar lhc(CFStringGetCharacterAtIndex(lhn, 0));
2072                 UniChar rhc(CFStringGetCharacterAtIndex(rhn, 0));
2073                 bool lha(CFUniCharIsMemberOf(lhc, kCFUniCharLetterCharacterSet));
2074                 if (lha != CFUniCharIsMemberOf(rhc, kCFUniCharLetterCharacterSet))
2075                     return lha ? NSOrderedAscending : NSOrderedDescending;
2076             }
2077         _end
2078
2079         CFIndex length = CFStringGetLength(lhn);
2080
2081         _profile(PackageNameCompare$Compare)
2082             return CFStringCompareWithOptionsAndLocale(lhn, rhn, CFRangeMake(0, length), LaxCompareFlags_, Locale_);
2083         _end
2084     _end
2085 }
2086
2087 CFComparisonResult PackageNameCompare_(Package **lhs, Package **rhs, void *context) {
2088     return PackageNameCompare(*lhs, *rhs, context);
2089 }
2090
2091 struct PackageNameOrdering :
2092     std::binary_function<Package *, Package *, bool>
2093 {
2094     _finline bool operator ()(Package *lhs, Package *rhs) const {
2095         return PackageNameCompare(lhs, rhs, NULL) == NSOrderedAscending;
2096     }
2097 };
2098
2099 @implementation Package
2100
2101 - (NSString *) description {
2102     return [NSString stringWithFormat:@"<Package:%@>", static_cast<NSString *>(name_)];
2103 }
2104
2105 - (void) dealloc {
2106     if (parsed_ != NULL)
2107         delete parsed_;
2108     [super dealloc];
2109 }
2110
2111 + (NSString *) webScriptNameForSelector:(SEL)selector {
2112     if (false);
2113     else if (selector == @selector(clear))
2114         return @"clear";
2115     else if (selector == @selector(getField:))
2116         return @"getField";
2117     else if (selector == @selector(hasTag:))
2118         return @"hasTag";
2119     else if (selector == @selector(install))
2120         return @"install";
2121     else if (selector == @selector(remove))
2122         return @"remove";
2123     else
2124         return nil;
2125 }
2126
2127 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
2128     return [self webScriptNameForSelector:selector] == nil;
2129 }
2130
2131 + (NSArray *) _attributeKeys {
2132     return [NSArray arrayWithObjects:
2133         @"applications",
2134         @"architecture",
2135         @"author",
2136         @"depiction",
2137         @"essential",
2138         @"homepage",
2139         @"icon",
2140         @"id",
2141         @"installed",
2142         @"latest",
2143         @"longDescription",
2144         @"longSection",
2145         @"maintainer",
2146         @"mode",
2147         @"name",
2148         @"purposes",
2149         @"relations",
2150         @"section",
2151         @"selection",
2152         @"shortDescription",
2153         @"shortSection",
2154         @"simpleSection",
2155         @"size",
2156         @"source",
2157         @"sponsor",
2158         @"state",
2159         @"support",
2160         @"tags",
2161         @"warnings",
2162     nil];
2163 }
2164
2165 - (NSArray *) attributeKeys {
2166     return [[self class] _attributeKeys];
2167 }
2168
2169 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2170     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2171 }
2172
2173 - (NSArray *) relations {
2174 @synchronized (database_) {
2175     NSMutableArray *relations([NSMutableArray arrayWithCapacity:16]);
2176     for (pkgCache::DepIterator dep(version_.DependsList()); !dep.end(); ++dep)
2177         [relations addObject:[[[CydiaRelation alloc] initWithIterator:dep] autorelease]];
2178     return relations;
2179 } }
2180
2181 - (NSString *) architecture {
2182     [self parse];
2183 @synchronized (database_) {
2184     return parsed_->architecture_.empty() ? [NSNull null] : (id) parsed_->architecture_;
2185 } }
2186
2187 - (NSString *) getField:(NSString *)name {
2188 @synchronized (database_) {
2189     if ([database_ era] != era_ || file_.end())
2190         return nil;
2191
2192     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2193
2194     const char *start, *end;
2195     if (!parser.Find([name UTF8String], start, end))
2196         return (NSString *) [NSNull null];
2197
2198     return [NSString stringWithString:[(NSString *) CYStringCreate(start, end - start) autorelease]];
2199 } }
2200
2201 - (void) parse {
2202     if (parsed_ != NULL)
2203         return;
2204 @synchronized (database_) {
2205     if ([database_ era] != era_ || file_.end())
2206         return;
2207
2208     ParsedPackage *parsed(new ParsedPackage);
2209     parsed_ = parsed;
2210
2211     _profile(Package$parse)
2212         pkgRecords::Parser *parser;
2213
2214         _profile(Package$parse$Lookup)
2215             parser = &[database_ records]->Lookup(file_);
2216         _end
2217
2218         CYString website;
2219
2220         _profile(Package$parse$Find)
2221             struct {
2222                 const char *name_;
2223                 CYString *value_;
2224             } names[] = {
2225                 {"architecture", &parsed->architecture_},
2226                 {"icon", &parsed->icon_},
2227                 {"depiction", &parsed->depiction_},
2228                 {"homepage", &parsed->homepage_},
2229                 {"website", &website},
2230                 {"bugs", &parsed->bugs_},
2231                 {"support", &parsed->support_},
2232                 {"sponsor", &parsed->sponsor_},
2233                 {"author", &parsed->author_},
2234             };
2235
2236             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
2237                 const char *start, *end;
2238
2239                 if (parser->Find(names[i].name_, start, end)) {
2240                     CYString &value(*names[i].value_);
2241                     _profile(Package$parse$Value)
2242                         value.set(pool_, start, end - start);
2243                     _end
2244                 }
2245             }
2246         _end
2247
2248         _profile(Package$parse$Tagline)
2249             const char *start, *end;
2250             if (parser->ShortDesc(start, end)) {
2251                 const char *stop(reinterpret_cast<const char *>(memchr(start, '\n', end - start)));
2252                 if (stop == NULL)
2253                     stop = end;
2254                 while (stop != start && stop[-1] == '\r')
2255                     --stop;
2256                 parsed->tagline_.set(pool_, start, stop - start);
2257             }
2258         _end
2259
2260         _profile(Package$parse$Retain)
2261             if (parsed->homepage_.empty())
2262                 parsed->homepage_ = website;
2263             if (parsed->homepage_ == parsed->depiction_)
2264                 parsed->homepage_.clear();
2265         _end
2266     _end
2267 } }
2268
2269 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2270     if ((self = [super init]) != nil) {
2271     _profile(Package$initWithVersion)
2272         pool_ = pool;
2273
2274         database_ = database;
2275         era_ = [database era];
2276
2277         version_ = version;
2278
2279         pkgCache::PkgIterator iterator(version.ParentPkg());
2280         iterator_ = iterator;
2281
2282         _profile(Package$initWithVersion$Version)
2283             if (!version_.end())
2284                 file_ = version_.FileList();
2285             else {
2286                 pkgCache &cache([database_ cache]);
2287                 file_ = pkgCache::VerFileIterator(cache, cache.VerFileP);
2288             }
2289         _end
2290
2291         _profile(Package$initWithVersion$Cache)
2292             name_.set(NULL, iterator.Display());
2293
2294             latest_.set(NULL, StripVersion_(version_.VerStr()));
2295
2296             pkgCache::VerIterator current(iterator.CurrentVer());
2297             if (!current.end())
2298                 installed_.set(NULL, StripVersion_(current.VerStr()));
2299         _end
2300
2301         _profile(Package$initWithVersion$Tags)
2302             pkgCache::TagIterator tag(iterator.TagList());
2303             if (!tag.end()) {
2304                 tags_ = [NSMutableArray arrayWithCapacity:8];
2305                 do {
2306                     const char *name(tag.Name());
2307                     [tags_ addObject:[(NSString *)CYStringCreate(name) autorelease]];
2308
2309                     if (role_ == 0 && strncmp(name, "role::", 6) == 0 /*&& strcmp(name, "role::leaper") != 0*/) {
2310                         if (strcmp(name + 6, "enduser") == 0)
2311                             role_ = 1;
2312                         else if (strcmp(name + 6, "hacker") == 0)
2313                             role_ = 2;
2314                         else if (strcmp(name + 6, "developer") == 0)
2315                             role_ = 3;
2316                         else if (strcmp(name + 6, "cydia") == 0)
2317                             role_ = 7;
2318                         else
2319                             role_ = 4;
2320                     }
2321
2322                     if (strncmp(name, "cydia::", 7) == 0) {
2323                         if (strcmp(name + 7, "essential") == 0)
2324                             essential_ = true;
2325                         else if (strcmp(name + 7, "obsolete") == 0)
2326                             obsolete_ = true;
2327                     }
2328
2329                     ++tag;
2330                 } while (!tag.end());
2331             }
2332         _end
2333
2334         _profile(Package$initWithVersion$Metadata)
2335             const char *mixed(iterator.Name());
2336             size_t size(strlen(mixed));
2337             char lower[size + 1];
2338
2339             for (size_t i(0); i != size; ++i)
2340                 lower[i] = mixed[i] | 0x20;
2341             lower[size] = '\0';
2342
2343             PackageValue *metadata(PackageFind(lower, size));
2344             metadata_ = metadata;
2345
2346             id_.set(NULL, metadata->name_, size);
2347
2348             const char *latest(version_.VerStr());
2349             size_t length(strlen(latest));
2350
2351             uint16_t vhash(hashlittle(latest, length));
2352
2353             size_t capped(std::min<size_t>(8, length));
2354             latest = latest + length - capped;
2355
2356             if (metadata->first_ == 0)
2357                 metadata->first_ = now_;
2358
2359             if (metadata->vhash_ != vhash || strncmp(metadata->version_, latest, sizeof(metadata->version_)) != 0) {
2360                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
2361                 metadata->vhash_ = vhash;
2362                 metadata->last_ = now_;
2363             } else if (metadata->last_ == 0)
2364                 metadata->last_ = metadata->first_;
2365         _end
2366
2367         _profile(Package$initWithVersion$Section)
2368             section_ = iterator.Section();
2369         _end
2370
2371         _profile(Package$initWithVersion$Flags)
2372             essential_ |= ((iterator->Flags & pkgCache::Flag::Essential) == 0 ? NO : YES);
2373             ignored_ = iterator->SelectedState == pkgCache::State::Hold;
2374         _end
2375     _end } return self;
2376 }
2377
2378 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2379     pkgCache::VerIterator version;
2380
2381     _profile(Package$packageWithIterator$GetCandidateVer)
2382         version = [database policy]->GetCandidateVer(iterator);
2383     _end
2384
2385     if (version.end())
2386         return nil;
2387
2388     Package *package;
2389
2390     _profile(Package$packageWithIterator$Allocate)
2391         package = [Package allocWithZone:zone];
2392     _end
2393
2394     _profile(Package$packageWithIterator$Initialize)
2395         package = [package
2396             initWithVersion:version
2397             withZone:zone
2398             inPool:pool
2399             database:database
2400         ];
2401     _end
2402
2403     _profile(Package$packageWithIterator$Autorelease)
2404         package = [package autorelease];
2405     _end
2406
2407     return package;
2408 }
2409
2410 - (pkgCache::PkgIterator) iterator {
2411     return iterator_;
2412 }
2413
2414 - (NSString *) section {
2415     if (section$_ == nil) {
2416         if (section_ == NULL)
2417             return nil;
2418
2419         _profile(Package$section$mappedSectionForPointer)
2420             section$_ = [database_ mappedSectionForPointer:section_];
2421         _end
2422     } return section$_;
2423 }
2424
2425 - (NSString *) simpleSection {
2426     if (NSString *section = [self section])
2427         return Simplify(section);
2428     else
2429         return nil;
2430 }
2431
2432 - (NSString *) longSection {
2433     return LocalizeSection([self section]);
2434 }
2435
2436 - (NSString *) shortSection {
2437     return [[NSBundle mainBundle] localizedStringForKey:[self simpleSection] value:nil table:@"Sections"];
2438 }
2439
2440 - (NSString *) uri {
2441     return nil;
2442 #if 0
2443     pkgIndexFile *index;
2444     pkgCache::PkgFileIterator file(file_.File());
2445     if (![database_ list].FindIndex(file, index))
2446         return nil;
2447     return [NSString stringWithUTF8String:iterator_->Path];
2448     //return [NSString stringWithUTF8String:file.Site()];
2449     //return [NSString stringWithUTF8String:index->ArchiveURI(file.FileName()).c_str()];
2450 #endif
2451 }
2452
2453 - (MIMEAddress *) maintainer {
2454 @synchronized (database_) {
2455     if ([database_ era] != era_ || file_.end())
2456         return nil;
2457
2458     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2459     const std::string &maintainer(parser->Maintainer());
2460     return maintainer.empty() ? nil : [MIMEAddress addressWithString:[NSString stringWithUTF8String:maintainer.c_str()]];
2461 } }
2462
2463 - (size_t) size {
2464 @synchronized (database_) {
2465     if ([database_ era] != era_ || version_.end())
2466         return 0;
2467
2468     return version_->InstalledSize;
2469 } }
2470
2471 - (NSString *) longDescription {
2472 @synchronized (database_) {
2473     if ([database_ era] != era_ || file_.end())
2474         return nil;
2475
2476     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2477     NSString *description([NSString stringWithUTF8String:parser->LongDesc().c_str()]);
2478
2479     NSArray *lines = [description componentsSeparatedByString:@"\n"];
2480     NSMutableArray *trimmed = [NSMutableArray arrayWithCapacity:([lines count] - 1)];
2481     if ([lines count] < 2)
2482         return nil;
2483
2484     NSCharacterSet *whitespace = [NSCharacterSet whitespaceCharacterSet];
2485     for (size_t i(1), e([lines count]); i != e; ++i) {
2486         NSString *trim = [[lines objectAtIndex:i] stringByTrimmingCharactersInSet:whitespace];
2487         [trimmed addObject:trim];
2488     }
2489
2490     return [trimmed componentsJoinedByString:@"\n"];
2491 } }
2492
2493 - (NSString *) shortDescription {
2494     if (parsed_ != NULL)
2495         return static_cast<NSString *>(parsed_->tagline_);
2496
2497 @synchronized (database_) {
2498     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2499
2500     const char *start, *end;
2501     if (!parser.ShortDesc(start, end))
2502         return nil;
2503
2504     if (end - start > 200)
2505         end = start + 200;
2506
2507     /*
2508     if (const char *stop = reinterpret_cast<const char *>(memchr(start, '\n', end - start)))
2509         end = stop;
2510
2511     while (end != start && end[-1] == '\r')
2512         --end;
2513     */
2514
2515     return [(id) CYStringCreate(start, end - start) autorelease];
2516 } }
2517
2518 - (unichar) index {
2519     _profile(Package$index)
2520         CFStringRef name((CFStringRef) [self name]);
2521         if (CFStringGetLength(name) == 0)
2522             return '#';
2523         UniChar character(CFStringGetCharacterAtIndex(name, 0));
2524         if (!CFUniCharIsMemberOf(character, kCFUniCharLetterCharacterSet))
2525             return '#';
2526         return toupper(character);
2527     _end
2528 }
2529
2530 - (PackageValue *) metadata {
2531     return metadata_;
2532 }
2533
2534 - (time_t) seen {
2535     PackageValue *metadata([self metadata]);
2536     return metadata->subscribed_ ? metadata->last_ : metadata->first_;
2537 }
2538
2539 - (bool) subscribed {
2540     return [self metadata]->subscribed_;
2541 }
2542
2543 - (bool) setSubscribed:(bool)subscribed {
2544     PackageValue *metadata([self metadata]);
2545     if (metadata->subscribed_ == subscribed)
2546         return false;
2547     metadata->subscribed_ = subscribed;
2548     return true;
2549 }
2550
2551 - (BOOL) ignored {
2552     return ignored_;
2553 }
2554
2555 - (NSString *) latest {
2556     return latest_;
2557 }
2558
2559 - (NSString *) installed {
2560     return installed_;
2561 }
2562
2563 - (BOOL) uninstalled {
2564     return installed_.empty();
2565 }
2566
2567 - (BOOL) valid {
2568     return !version_.end();
2569 }
2570
2571 - (BOOL) upgradableAndEssential:(BOOL)essential {
2572     _profile(Package$upgradableAndEssential)
2573         pkgCache::VerIterator current(iterator_.CurrentVer());
2574         if (current.end())
2575             return essential && essential_;
2576         else
2577             return !version_.end() && version_ != current;
2578     _end
2579 }
2580
2581 - (BOOL) essential {
2582     return essential_;
2583 }
2584
2585 - (BOOL) broken {
2586     return [database_ cache][iterator_].InstBroken();
2587 }
2588
2589 - (BOOL) unfiltered {
2590     _profile(Package$unfiltered$obsolete)
2591         if (_unlikely(obsolete_))
2592             return false;
2593     _end
2594
2595     _profile(Package$unfiltered$hasSupportingRole)
2596         if (_unlikely(![self hasSupportingRole]))
2597             return false;
2598     _end
2599
2600     return true;
2601 }
2602
2603 - (BOOL) visible {
2604     if (![self unfiltered])
2605         return false;
2606
2607     NSString *section;
2608
2609     _profile(Package$visible$section)
2610         section = [self section];
2611     _end
2612
2613     _profile(Package$visible$isSectionVisible)
2614         if (!isSectionVisible(section))
2615             return false;
2616     _end
2617
2618     return true;
2619 }
2620
2621 - (BOOL) half {
2622     unsigned char current(iterator_->CurrentState);
2623     return current == pkgCache::State::HalfConfigured || current == pkgCache::State::HalfInstalled;
2624 }
2625
2626 - (BOOL) halfConfigured {
2627     return iterator_->CurrentState == pkgCache::State::HalfConfigured;
2628 }
2629
2630 - (BOOL) halfInstalled {
2631     return iterator_->CurrentState == pkgCache::State::HalfInstalled;
2632 }
2633
2634 - (BOOL) hasMode {
2635     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2636     return state.Mode != pkgDepCache::ModeKeep;
2637 }
2638
2639 - (NSString *) mode {
2640     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2641
2642     switch (state.Mode) {
2643         case pkgDepCache::ModeDelete:
2644             if ((state.iFlags & pkgDepCache::Purge) != 0)
2645                 return @"PURGE";
2646             else
2647                 return @"REMOVE";
2648         case pkgDepCache::ModeKeep:
2649             if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2650                 return @"REINSTALL";
2651             /*else if ((state.iFlags & pkgDepCache::AutoKept) != 0)
2652                 return nil;*/
2653             else
2654                 return nil;
2655         case pkgDepCache::ModeInstall:
2656             /*if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2657                 return @"REINSTALL";
2658             else*/ switch (state.Status) {
2659                 case -1:
2660                     return @"DOWNGRADE";
2661                 case 0:
2662                     return @"INSTALL";
2663                 case 1:
2664                     return @"UPGRADE";
2665                 case 2:
2666                     return @"NEW_INSTALL";
2667                 _nodefault
2668             }
2669         _nodefault
2670     }
2671 }
2672
2673 - (NSString *) id {
2674     return id_;
2675 }
2676
2677 - (NSString *) name {
2678     return name_.empty() ? id_ : name_;
2679 }
2680
2681 - (UIImage *) icon {
2682     NSString *section = [self simpleSection];
2683
2684     UIImage *icon(nil);
2685     if (parsed_ != NULL)
2686         if (NSString *href = parsed_->icon_)
2687             if ([href hasPrefix:@"file:///"])
2688                 icon = [UIImage imageAtPath:[[href substringFromIndex:7] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
2689     if (icon == nil) if (section != nil)
2690         icon = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, [section stringByReplacingOccurrencesOfString:@" " withString:@"_"]]];
2691     if (icon == nil) if (Source *source = [self source]) if (NSString *dicon = [source defaultIcon])
2692         if ([dicon hasPrefix:@"file:///"])
2693             icon = [UIImage imageAtPath:[[dicon substringFromIndex:7] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
2694     if (icon == nil)
2695         icon = [UIImage applicationImageNamed:@"unknown.png"];
2696     return icon;
2697 }
2698
2699 - (NSString *) homepage {
2700     return parsed_ == NULL ? nil : static_cast<NSString *>(parsed_->homepage_);
2701 }
2702
2703 - (NSString *) depiction {
2704     return parsed_ != NULL && !parsed_->depiction_.empty() ? parsed_->depiction_ : [[self source] depictionForPackage:id_];
2705 }
2706
2707 - (MIMEAddress *) sponsor {
2708     return parsed_ == NULL || parsed_->sponsor_.empty() ? nil : [MIMEAddress addressWithString:parsed_->sponsor_];
2709 }
2710
2711 - (MIMEAddress *) author {
2712     return parsed_ == NULL || parsed_->author_.empty() ? nil : [MIMEAddress addressWithString:parsed_->author_];
2713 }
2714
2715 - (NSString *) support {
2716     return parsed_ != NULL && !parsed_->bugs_.empty() ? parsed_->bugs_ : [[self source] supportForPackage:id_];
2717 }
2718
2719 - (NSArray *) files {
2720     NSString *path = [NSString stringWithFormat:@"/var/lib/dpkg/info/%@.list", static_cast<NSString *>(id_)];
2721     NSMutableArray *files = [NSMutableArray arrayWithCapacity:128];
2722
2723     std::ifstream fin;
2724     fin.open([path UTF8String]);
2725     if (!fin.is_open())
2726         return nil;
2727
2728     std::string line;
2729     while (std::getline(fin, line))
2730         [files addObject:[NSString stringWithUTF8String:line.c_str()]];
2731
2732     return files;
2733 }
2734
2735 - (NSString *) state {
2736 @synchronized (database_) {
2737     if ([database_ era] != era_ || file_.end())
2738         return nil;
2739
2740     switch (iterator_->CurrentState) {
2741         case pkgCache::State::NotInstalled:
2742             return @"NotInstalled";
2743         case pkgCache::State::UnPacked:
2744             return @"UnPacked";
2745         case pkgCache::State::HalfConfigured:
2746             return @"HalfConfigured";
2747         case pkgCache::State::HalfInstalled:
2748             return @"HalfInstalled";
2749         case pkgCache::State::ConfigFiles:
2750             return @"ConfigFiles";
2751         case pkgCache::State::Installed:
2752             return @"Installed";
2753         case pkgCache::State::TriggersAwaited:
2754             return @"TriggersAwaited";
2755         case pkgCache::State::TriggersPending:
2756             return @"TriggersPending";
2757     }
2758
2759     return (NSString *) [NSNull null];
2760 } }
2761
2762 - (NSString *) selection {
2763 @synchronized (database_) {
2764     if ([database_ era] != era_ || file_.end())
2765         return nil;
2766
2767     switch (iterator_->SelectedState) {
2768         case pkgCache::State::Unknown:
2769             return @"Unknown";
2770         case pkgCache::State::Install:
2771             return @"Install";
2772         case pkgCache::State::Hold:
2773             return @"Hold";
2774         case pkgCache::State::DeInstall:
2775             return @"DeInstall";
2776         case pkgCache::State::Purge:
2777             return @"Purge";
2778     }
2779
2780     return (NSString *) [NSNull null];
2781 } }
2782
2783 - (NSArray *) warnings {
2784     NSMutableArray *warnings([NSMutableArray arrayWithCapacity:4]);
2785     const char *name(iterator_.Name());
2786
2787     size_t length(strlen(name));
2788     if (length < 2) invalid:
2789         [warnings addObject:UCLocalize("ILLEGAL_PACKAGE_IDENTIFIER")];
2790     else for (size_t i(0); i != length; ++i)
2791         if (
2792             /* XXX: technically this is not allowed */
2793             (name[i] < 'A' || name[i] > 'Z') &&
2794             (name[i] < 'a' || name[i] > 'z') &&
2795             (name[i] < '0' || name[i] > '9') &&
2796             (i == 0 || name[i] != '+' && name[i] != '-' && name[i] != '.')
2797         ) goto invalid;
2798
2799     if (strcmp(name, "cydia") != 0) {
2800         bool cydia = false;
2801         bool user = false;
2802         bool _private = false;
2803         bool stash = false;
2804
2805         bool repository = [[self section] isEqualToString:@"Repositories"];
2806
2807         if (NSArray *files = [self files])
2808             for (NSString *file in files)
2809                 if (!cydia && [file isEqualToString:@"/Applications/Cydia.app"])
2810                     cydia = true;
2811                 else if (!user && [file isEqualToString:@"/User"])
2812                     user = true;
2813                 else if (!_private && [file isEqualToString:@"/private"])
2814                     _private = true;
2815                 else if (!stash && [file isEqualToString:@"/var/stash"])
2816                     stash = true;
2817
2818         /* XXX: this is not sensitive enough. only some folders are valid. */
2819         if (cydia && !repository)
2820             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"Cydia.app"]];
2821         if (user)
2822             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/User"]];
2823         if (_private)
2824             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/private"]];
2825         if (stash)
2826             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/var/stash"]];
2827     }
2828
2829     return [warnings count] == 0 ? nil : warnings;
2830 }
2831
2832 - (NSArray *) applications {
2833     NSString *me([[NSBundle mainBundle] bundleIdentifier]);
2834
2835     NSMutableArray *applications([NSMutableArray arrayWithCapacity:2]);
2836
2837     static Pcre application_r("^/Applications/(.*)\\.app/Info.plist$");
2838     if (NSArray *files = [self files])
2839         for (NSString *file in files)
2840             if (application_r(file)) {
2841                 NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:file]);
2842                 NSString *id([info objectForKey:@"CFBundleIdentifier"]);
2843                 if ([id isEqualToString:me])
2844                     continue;
2845
2846                 NSString *display([info objectForKey:@"CFBundleDisplayName"]);
2847                 if (display == nil)
2848                     display = application_r[1];
2849
2850                 NSString *bundle([file stringByDeletingLastPathComponent]);
2851                 NSString *icon([info objectForKey:@"CFBundleIconFile"]);
2852                 if (icon == nil || [icon length] == 0)
2853                     icon = @"icon.png";
2854                 NSURL *url([NSURL fileURLWithPath:[bundle stringByAppendingPathComponent:icon]]);
2855
2856                 NSMutableArray *application([NSMutableArray arrayWithCapacity:2]);
2857                 [applications addObject:application];
2858
2859                 [application addObject:id];
2860                 [application addObject:display];
2861                 [application addObject:url];
2862             }
2863
2864     return [applications count] == 0 ? nil : applications;
2865 }
2866
2867 - (Source *) source {
2868     if (source_ == nil) {
2869         @synchronized (database_) {
2870             if ([database_ era] != era_ || file_.end())
2871                 source_ = (Source *) [NSNull null];
2872             else
2873                 source_ = [database_ getSource:file_.File()] ?: (Source *) [NSNull null];
2874         }
2875     }
2876
2877     return source_ == (Source *) [NSNull null] ? nil : source_;
2878 }
2879
2880 - (uint32_t) rank {
2881     return rank_;
2882 }
2883
2884 - (BOOL) matches:(NSArray *)query {
2885     if (query == nil || [query count] == 0)
2886         return NO;
2887
2888     rank_ = 0;
2889
2890     NSString *string;
2891     NSRange range;
2892     NSUInteger length;
2893
2894     string = [self name];
2895     length = [string length];
2896
2897     for (NSString *term in query) {
2898         range = [string rangeOfString:term options:MatchCompareOptions_];
2899         if (range.location != NSNotFound)
2900             rank_ -= 6 * 1000000 / length;
2901     }
2902
2903     if (rank_ == 0) {
2904         string = [self id];
2905         length = [string length];
2906
2907         for (NSString *term in query) {
2908             range = [string rangeOfString:term options:MatchCompareOptions_];
2909             if (range.location != NSNotFound)
2910                 rank_ -= 6 * 1000000 / length;
2911         }
2912     }
2913
2914     string = [self shortDescription];
2915     length = [string length];
2916     NSUInteger stop(std::min<NSUInteger>(length, 200));
2917
2918     for (NSString *term in query) {
2919         range = [string rangeOfString:term options:MatchCompareOptions_ range:NSMakeRange(0, stop)];
2920         if (range.location != NSNotFound)
2921             rank_ -= 2 * 100000;
2922     }
2923
2924     return rank_ != 0;
2925 }
2926
2927 - (bool) hasSupportingRole {
2928     if (role_ == 0)
2929         return true;
2930     if (role_ == 1)
2931         return true;
2932     if ([Role_ isEqualToString:@"User"])
2933         return false;
2934     if (role_ == 2)
2935         return true;
2936     if ([Role_ isEqualToString:@"Hacker"])
2937         return false;
2938     if (role_ == 3)
2939         return true;
2940     if ([Role_ isEqualToString:@"Developer"])
2941         return false;
2942     _assert(false);
2943 }
2944
2945 - (NSArray *) tags {
2946     return tags_;
2947 }
2948
2949 - (BOOL) hasTag:(NSString *)tag {
2950     return tags_ == nil ? NO : [tags_ containsObject:tag];
2951 }
2952
2953 - (NSString *) primaryPurpose {
2954     for (NSString *tag in (NSArray *) tags_)
2955         if ([tag hasPrefix:@"purpose::"])
2956             return [tag substringFromIndex:9];
2957     return nil;
2958 }
2959
2960 - (NSArray *) purposes {
2961     NSMutableArray *purposes([NSMutableArray arrayWithCapacity:2]);
2962     for (NSString *tag in (NSArray *) tags_)
2963         if ([tag hasPrefix:@"purpose::"])
2964             [purposes addObject:[tag substringFromIndex:9]];
2965     return [purposes count] == 0 ? nil : purposes;
2966 }
2967
2968 - (bool) isCommercial {
2969     return [self hasTag:@"cydia::commercial"];
2970 }
2971
2972 - (void) setIndex:(size_t)index {
2973     if (metadata_->index_ != index)
2974         metadata_->index_ = index;
2975 }
2976
2977 - (CYString &) cyname {
2978     return name_.empty() ? id_ : name_;
2979 }
2980
2981 - (uint32_t) compareBySection:(NSArray *)sections {
2982     NSString *section([self section]);
2983     for (size_t i(0), e([sections count]); i != e; ++i) {
2984         if ([section isEqualToString:[[sections objectAtIndex:i] name]])
2985             return i;
2986     }
2987
2988     return _not(uint32_t);
2989 }
2990
2991 - (void) clear {
2992 @synchronized (database_) {
2993     pkgProblemResolver *resolver = [database_ resolver];
2994     resolver->Clear(iterator_);
2995
2996     pkgCacheFile &cache([database_ cache]);
2997     cache->SetReInstall(iterator_, false);
2998     cache->MarkKeep(iterator_, false);
2999 } }
3000
3001 - (void) install {
3002 @synchronized (database_) {
3003     pkgProblemResolver *resolver = [database_ resolver];
3004     resolver->Clear(iterator_);
3005     resolver->Protect(iterator_);
3006
3007     pkgCacheFile &cache([database_ cache]);
3008     cache->SetReInstall(iterator_, false);
3009     cache->MarkInstall(iterator_, false);
3010
3011     pkgDepCache::StateCache &state((*cache)[iterator_]);
3012     if (!state.Install())
3013         cache->SetReInstall(iterator_, true);
3014 } }
3015
3016 - (void) remove {
3017 @synchronized (database_) {
3018     pkgProblemResolver *resolver = [database_ resolver];
3019     resolver->Clear(iterator_);
3020     resolver->Remove(iterator_);
3021     resolver->Protect(iterator_);
3022
3023     pkgCacheFile &cache([database_ cache]);
3024     cache->SetReInstall(iterator_, false);
3025     cache->MarkDelete(iterator_, true);
3026 } }
3027
3028 - (bool) isUnfilteredAndSearchedForBy:(NSArray *)query {
3029     _profile(Package$isUnfilteredAndSearchedForBy)
3030         bool value(true);
3031
3032         _profile(Package$isUnfilteredAndSearchedForBy$Unfiltered)
3033             value &= [self unfiltered];
3034         _end
3035
3036         _profile(Package$isUnfilteredAndSearchedForBy$Match)
3037             value &= [self matches:query];
3038         _end
3039
3040         return value;
3041     _end
3042 }
3043
3044 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search {
3045     if ([search length] == 0)
3046         return false;
3047
3048     _profile(Package$isUnfilteredAndSelectedForBy)
3049         bool value(true);
3050
3051         _profile(Package$isUnfilteredAndSelectedForBy$Unfiltered)
3052             value &= [self unfiltered];
3053         _end
3054
3055         _profile(Package$isUnfilteredAndSelectedForBy$Match)
3056             value &= [[self name] compare:search options:MatchCompareOptions_ range:NSMakeRange(0, [search length])] == NSOrderedSame;
3057         _end
3058
3059         return value;
3060     _end
3061 }
3062
3063 - (bool) isInstalledAndUnfiltered:(NSNumber *)number {
3064     return ![self uninstalled] && (![number boolValue] && role_ != 7 || [self unfiltered]);
3065 }
3066
3067 - (bool) isVisibleInSection:(NSString *)name {
3068     NSString *section([self section]);
3069
3070     return (
3071         name == nil ||
3072         section == nil && [name length] == 0 ||
3073         [name isEqualToString:section]
3074     ) && [self visible];
3075 }
3076
3077 - (bool) isVisibleInSource:(Source *)source {
3078     return [self source] == source && [self visible];
3079 }
3080
3081 @end
3082 /* }}} */
3083 /* Section Class {{{ */
3084 @interface Section : NSObject {
3085     _H<NSString> name_;
3086     unichar index_;
3087     size_t row_;
3088     size_t count_;
3089     _H<NSString> localized_;
3090 }
3091
3092 - (NSComparisonResult) compareByLocalized:(Section *)section;
3093 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized;
3094 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize;
3095 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize;
3096 - (Section *) initWithIndex:(unichar)index row:(size_t)row;
3097 - (NSString *) name;
3098 - (unichar) index;
3099
3100 - (size_t) row;
3101 - (size_t) count;
3102
3103 - (void) addToRow;
3104 - (void) addToCount;
3105
3106 - (void) setCount:(size_t)count;
3107 - (NSString *) localized;
3108
3109 @end
3110
3111 @implementation Section
3112
3113 - (NSComparisonResult) compareByLocalized:(Section *)section {
3114     NSString *lhs(localized_);
3115     NSString *rhs([section localized]);
3116
3117     /*if ([lhs length] != 0 && [rhs length] != 0) {
3118         unichar lhc = [lhs characterAtIndex:0];
3119         unichar rhc = [rhs characterAtIndex:0];
3120
3121         if (isalpha(lhc) && !isalpha(rhc))
3122             return NSOrderedAscending;
3123         else if (!isalpha(lhc) && isalpha(rhc))
3124             return NSOrderedDescending;
3125     }*/
3126
3127     return [lhs compare:rhs options:LaxCompareOptions_];
3128 }
3129
3130 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized {
3131     if ((self = [self initWithName:name localize:NO]) != nil) {
3132         if (localized != nil)
3133             localized_ = localized;
3134     } return self;
3135 }
3136
3137 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize {
3138     return [self initWithName:name row:0 localize:localize];
3139 }
3140
3141 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize {
3142     if ((self = [super init]) != nil) {
3143         name_ = name;
3144         index_ = '\0';
3145         row_ = row;
3146         if (localize)
3147             localized_ = LocalizeSection(name_);
3148     } return self;
3149 }
3150
3151 /* XXX: localize the index thingees */
3152 - (Section *) initWithIndex:(unichar)index row:(size_t)row {
3153     if ((self = [super init]) != nil) {
3154         name_ = [NSString stringWithCharacters:&index length:1];
3155         index_ = index;
3156         row_ = row;
3157     } return self;
3158 }
3159
3160 - (NSString *) name {
3161     return name_;
3162 }
3163
3164 - (unichar) index {
3165     return index_;
3166 }
3167
3168 - (size_t) row {
3169     return row_;
3170 }
3171
3172 - (size_t) count {
3173     return count_;
3174 }
3175
3176 - (void) addToRow {
3177     ++row_;
3178 }
3179
3180 - (void) addToCount {
3181     ++count_;
3182 }
3183
3184 - (void) setCount:(size_t)count {
3185     count_ = count;
3186 }
3187
3188 - (NSString *) localized {
3189     return localized_;
3190 }
3191
3192 @end
3193 /* }}} */
3194
3195 class CydiaLogCleaner :
3196     public pkgArchiveCleaner
3197 {
3198   protected:
3199     virtual void Erase(const char *File, std::string Pkg, std::string Ver, struct stat &St) {
3200         unlink(File);
3201     }
3202 };
3203
3204 /* Database Implementation {{{ */
3205 @implementation Database
3206
3207 + (Database *) sharedInstance {
3208     static _H<Database> instance;
3209     if (instance == nil)
3210         instance = [[[Database alloc] init] autorelease];
3211     return instance;
3212 }
3213
3214 - (unsigned) era {
3215     return era_;
3216 }
3217
3218 - (void) releasePackages {
3219     CFArrayApplyFunction(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFArrayApplierFunction>(&CFRelease), NULL);
3220     CFArrayRemoveAllValues(packages_);
3221 }
3222
3223 - (void) dealloc {
3224     // XXX: actually implement this thing
3225     _assert(false);
3226     [self releasePackages];
3227     apr_pool_destroy(pool_);
3228     NSRecycleZone(zone_);
3229     [super dealloc];
3230 }
3231
3232 - (void) _readCydia:(NSNumber *)fd {
3233     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3234     std::istream is(&ib);
3235     std::string line;
3236
3237     static Pcre finish_r("^finish:([^:]*)$");
3238
3239     while (std::getline(is, line)) {
3240         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3241
3242         const char *data(line.c_str());
3243         size_t size = line.size();
3244         lprintf("C:%s\n", data);
3245
3246         if (finish_r(data, size)) {
3247             NSString *finish = finish_r[1];
3248             int index = [Finishes_ indexOfObject:finish];
3249             if (index != INT_MAX && index > Finish_)
3250                 Finish_ = index;
3251         }
3252
3253         [pool release];
3254     }
3255
3256     _assume(false);
3257 }
3258
3259 - (void) _readStatus:(NSNumber *)fd {
3260     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3261     std::istream is(&ib);
3262     std::string line;
3263
3264     static Pcre conffile_r("^status: [^ ]* : conffile-prompt : (.*?) *$");
3265     static Pcre pmstatus_r("^([^:]*):([^:]*):([^:]*):(.*)$");
3266
3267     while (std::getline(is, line)) {
3268         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3269
3270         const char *data(line.c_str());
3271         size_t size(line.size());
3272         lprintf("S:%s\n", data);
3273
3274         if (conffile_r(data, size)) {
3275             // status: /fail : conffile-prompt : '/fail' '/fail.dpkg-new' 1 1
3276             [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:conffile_r[1] waitUntilDone:YES];
3277         } else if (strncmp(data, "status: ", 8) == 0) {
3278             // status: <package>: {unpacked,half-configured,installed}
3279             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 8)] ofType:kCydiaProgressEventTypeStatus]);
3280             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3281         } else if (strncmp(data, "processing: ", 12) == 0) {
3282             // processing: configure: config-test
3283             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 12)] ofType:kCydiaProgressEventTypeStatus]);
3284             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3285         } else if (pmstatus_r(data, size)) {
3286             std::string type([pmstatus_r[1] UTF8String]);
3287
3288             NSString *package = pmstatus_r[2];
3289             if ([package isEqualToString:@"dpkg-exec"])
3290                 package = nil;
3291
3292             float percent([pmstatus_r[3] floatValue]);
3293             [progress_ performSelectorOnMainThread:@selector(setProgressPercent:) withObject:[NSNumber numberWithFloat:(percent / 100)] waitUntilDone:YES];
3294
3295             NSString *string = pmstatus_r[4];
3296
3297             if (type == "pmerror") {
3298                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeError forPackage:package]);
3299                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3300             } else if (type == "pmstatus") {
3301                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeStatus forPackage:package]);
3302                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3303             } else if (type == "pmconffile")
3304                 [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:string waitUntilDone:YES];
3305             else
3306                 lprintf("E:unknown pmstatus\n");
3307         } else
3308             lprintf("E:unknown status\n");
3309
3310         [pool release];
3311     }
3312
3313     _assume(false);
3314 }
3315
3316 - (void) _readOutput:(NSNumber *)fd {
3317     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3318     std::istream is(&ib);
3319     std::string line;
3320
3321     while (std::getline(is, line)) {
3322         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3323
3324         lprintf("O:%s\n", line.c_str());
3325
3326         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:line.c_str()] ofType:kCydiaProgressEventTypeInformation]);
3327         [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3328
3329         [pool release];
3330     }
3331
3332     _assume(false);
3333 }
3334
3335 - (FILE *) input {
3336     return input_;
3337 }
3338
3339 - (Package *) packageWithName:(NSString *)name {
3340     if (name == nil)
3341         return nil;
3342 @synchronized (self) {
3343     if (static_cast<pkgDepCache *>(cache_) == NULL)
3344         return nil;
3345     pkgCache::PkgIterator iterator(cache_->FindPkg([name UTF8String]));
3346     return iterator.end() ? nil : [Package packageWithIterator:iterator withZone:NULL inPool:pool_ database:self];
3347 } }
3348
3349 - (id) init {
3350     if ((self = [super init]) != nil) {
3351         policy_ = NULL;
3352         records_ = NULL;
3353         resolver_ = NULL;
3354         fetcher_ = NULL;
3355         lock_ = NULL;
3356
3357         zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3358         apr_pool_create(&pool_, NULL);
3359
3360         size_t capacity(MetaFile_->active_);
3361         if (capacity == 0)
3362             capacity = 16384;
3363         else
3364             capacity += 1024;
3365
3366         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, capacity, NULL);
3367         sourceList_ = [NSMutableArray arrayWithCapacity:16];
3368
3369         int fds[2];
3370
3371         _assert(pipe(fds) != -1);
3372         cydiafd_ = fds[1];
3373
3374         _config->Set("APT::Keep-Fds::", cydiafd_);
3375         setenv("CYDIA", [[[[NSNumber numberWithInt:cydiafd_] stringValue] stringByAppendingString:@" 1"] UTF8String], _not(int));
3376
3377         [NSThread
3378             detachNewThreadSelector:@selector(_readCydia:)
3379             toTarget:self
3380             withObject:[NSNumber numberWithInt:fds[0]]
3381         ];
3382
3383         _assert(pipe(fds) != -1);
3384         statusfd_ = fds[1];
3385
3386         [NSThread
3387             detachNewThreadSelector:@selector(_readStatus:)
3388             toTarget:self
3389             withObject:[NSNumber numberWithInt:fds[0]]
3390         ];
3391
3392         _assert(pipe(fds) != -1);
3393         _assert(dup2(fds[0], 0) != -1);
3394         _assert(close(fds[0]) != -1);
3395
3396         input_ = fdopen(fds[1], "a");
3397
3398         _assert(pipe(fds) != -1);
3399         _assert(dup2(fds[1], 1) != -1);
3400         _assert(close(fds[1]) != -1);
3401
3402         [NSThread
3403             detachNewThreadSelector:@selector(_readOutput:)
3404             toTarget:self
3405             withObject:[NSNumber numberWithInt:fds[0]]
3406         ];
3407     } return self;
3408 }
3409
3410 - (pkgCacheFile &) cache {
3411     return cache_;
3412 }
3413
3414 - (pkgDepCache::Policy *) policy {
3415     return policy_;
3416 }
3417
3418 - (pkgRecords *) records {
3419     return records_;
3420 }
3421
3422 - (pkgProblemResolver *) resolver {
3423     return resolver_;
3424 }
3425
3426 - (pkgAcquire &) fetcher {
3427     return *fetcher_;
3428 }
3429
3430 - (pkgSourceList &) list {
3431     return *list_;
3432 }
3433
3434 - (NSArray *) packages {
3435     return (NSArray *) packages_;
3436 }
3437
3438 - (NSArray *) sources {
3439     return sourceList_;
3440 }
3441
3442 - (Source *) sourceWithKey:(NSString *)key {
3443     for (Source *source in [self sources]) {
3444         if ([[source key] isEqualToString:key])
3445             return source;
3446     } return nil;
3447 }
3448
3449 - (bool) popErrorWithTitle:(NSString *)title {
3450     bool fatal(false);
3451
3452     while (!_error->empty()) {
3453         std::string error;
3454         bool warning(!_error->PopMessage(error));
3455         if (!warning)
3456             fatal = true;
3457
3458         for (;;) {
3459             size_t size(error.size());
3460             if (size == 0 || error[size - 1] != '\n')
3461                 break;
3462             error.resize(size - 1);
3463         }
3464
3465         lprintf("%c:[%s]\n", warning ? 'W' : 'E', error.c_str());
3466
3467         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3468     }
3469
3470     return fatal;
3471 }
3472
3473 - (bool) popErrorWithTitle:(NSString *)title forOperation:(bool)success {
3474     return [self popErrorWithTitle:title] || !success;
3475 }
3476
3477 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
3478 @synchronized (self) {
3479     ++era_;
3480
3481     [self releasePackages];
3482
3483     sourceMap_.clear();
3484     [sourceList_ removeAllObjects];
3485
3486     _error->Discard();
3487
3488     delete list_;
3489     list_ = NULL;
3490     manager_ = NULL;
3491     delete lock_;
3492     lock_ = NULL;
3493     delete fetcher_;
3494     fetcher_ = NULL;
3495     delete resolver_;
3496     resolver_ = NULL;
3497     delete records_;
3498     records_ = NULL;
3499     delete policy_;
3500     policy_ = NULL;
3501
3502     cache_.Close();
3503
3504     apr_pool_clear(pool_);
3505
3506     NSRecycleZone(zone_);
3507     zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3508
3509     int chk(creat("/tmp/cydia.chk", 0644));
3510     if (chk != -1)
3511         close(chk);
3512
3513     if (invocation != nil)
3514         [invocation invoke];
3515
3516     NSString *title(UCLocalize("DATABASE"));
3517
3518     _trace();
3519     OpProgress progress;
3520     while (!cache_.Open(progress, true)) { pop:
3521         std::string error;
3522         bool warning(!_error->PopMessage(error));
3523         lprintf("cache_.Open():[%s]\n", error.c_str());
3524
3525         if (error == "dpkg was interrupted, you must manually run 'dpkg --configure -a' to correct the problem. ")
3526             [delegate_ repairWithSelector:@selector(configure)];
3527         else if (error == "The package lists or status file could not be parsed or opened.")
3528             [delegate_ repairWithSelector:@selector(update)];
3529         // else if (error == "Could not get lock /var/lib/dpkg/lock - open (35 Resource temporarily unavailable)")
3530         // else if (error == "Could not open lock file /var/lib/dpkg/lock - open (13 Permission denied)")
3531         // else if (error == "Malformed Status line")
3532         // else if (error == "The list of sources could not be read.")
3533         else {
3534             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3535             return;
3536         }
3537
3538         if (warning)
3539             goto pop;
3540         _error->Discard();
3541     }
3542     _trace();
3543
3544     unlink("/tmp/cydia.chk");
3545
3546     now_ = [[NSDate date] timeIntervalSince1970];
3547
3548     policy_ = new pkgDepCache::Policy();
3549     records_ = new pkgRecords(cache_);
3550     resolver_ = new pkgProblemResolver(cache_);
3551     fetcher_ = new pkgAcquire(&status_);
3552     lock_ = NULL;
3553
3554     list_ = new pkgSourceList();
3555     if ([self popErrorWithTitle:title forOperation:list_->ReadMainList()])
3556         return;
3557
3558     if (cache_->DelCount() != 0 || cache_->InstCount() != 0) {
3559         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("COUNTS_NONZERO_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3560         return;
3561     }
3562
3563     if ([self popErrorWithTitle:title forOperation:pkgApplyStatus(cache_)])
3564         return;
3565
3566     if (cache_->BrokenCount() != 0) {
3567         if ([self popErrorWithTitle:title forOperation:pkgFixBroken(cache_)])
3568             return;
3569
3570         if (cache_->BrokenCount() != 0) {
3571             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("STILL_BROKEN_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3572             return;
3573         }
3574
3575         if ([self popErrorWithTitle:title forOperation:pkgMinimizeUpgrade(cache_)])
3576             return;
3577     }
3578
3579     for (pkgSourceList::const_iterator source = list_->begin(); source != list_->end(); ++source) {
3580         Source *object([[[Source alloc] initWithMetaIndex:*source forDatabase:self inPool:pool_] autorelease]);
3581         [sourceList_ addObject:object];
3582
3583         std::vector<pkgIndexFile *> *indices = (*source)->GetIndexFiles();
3584         for (std::vector<pkgIndexFile *>::const_iterator index = indices->begin(); index != indices->end(); ++index)
3585             // XXX: this could be more intelligent
3586             if (dynamic_cast<debPackagesIndex *>(*index) != NULL) {
3587                 pkgCache::PkgFileIterator cached((*index)->FindInCache(cache_));
3588                 if (!cached.end())
3589                     sourceMap_[cached->ID] = object;
3590             }
3591     }
3592
3593     {
3594         /*std::vector<Package *> packages;
3595         packages.reserve(std::max(10000U, [packages_ count] + 1000));
3596         packages_ = nil;*/
3597
3598         _trace();
3599
3600         for (pkgCache::PkgIterator iterator = cache_->PkgBegin(); !iterator.end(); ++iterator)
3601             if (Package *package = [Package packageWithIterator:iterator withZone:zone_ inPool:pool_ database:self])
3602                 //packages.push_back(package);
3603                 CFArrayAppendValue(packages_, CFRetain(package));
3604
3605         _trace();
3606
3607         /*if (packages.empty())
3608             packages_ = [[NSArray alloc] init];
3609         else
3610             packages_ = [[NSArray alloc] initWithObjects:&packages.front() count:packages.size()];
3611         _trace();*/
3612
3613         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(16)];
3614         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(4)];
3615         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(0)];
3616
3617         /*_trace();
3618         PrintTimes();
3619         _trace();*/
3620
3621         _trace();
3622
3623         /*if (!packages.empty())
3624             CFQSortArray(&packages.front(), packages.size(), sizeof(packages.front()), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare_), NULL);*/
3625         //std::sort(packages.begin(), packages.end(), PackageNameOrdering());
3626
3627         //CFArraySortValues((CFMutableArrayRef) packages_, CFRangeMake(0, [packages_ count]), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3628
3629         CFArrayInsertionSortValues(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3630
3631         //[packages_ sortUsingFunction:reinterpret_cast<NSComparisonResult (*)(id, id, void *)>(&PackageNameCompare) context:NULL];
3632
3633         _trace();
3634
3635         size_t count(CFArrayGetCount(packages_));
3636         MetaFile_->active_ = count;
3637
3638         for (size_t index(0); index != count; ++index)
3639             [(Package *) CFArrayGetValueAtIndex(packages_, index) setIndex:index];
3640
3641         _trace();
3642     }
3643 } }
3644
3645 - (void) clear {
3646 @synchronized (self) {
3647     delete resolver_;
3648     resolver_ = new pkgProblemResolver(cache_);
3649
3650     for (pkgCache::PkgIterator iterator(cache_->PkgBegin()); !iterator.end(); ++iterator)
3651         if (!cache_[iterator].Keep())
3652             cache_->MarkKeep(iterator, false);
3653         else if ((cache_[iterator].iFlags & pkgDepCache::ReInstall) != 0)
3654             cache_->SetReInstall(iterator, false);
3655 } }
3656
3657 - (void) configure {
3658     NSString *dpkg = [NSString stringWithFormat:@"dpkg --configure -a --status-fd %u", statusfd_];
3659     _trace();
3660     system([dpkg UTF8String]);
3661     _trace();
3662 }
3663
3664 - (bool) clean {
3665     // XXX: I don't remember this condition
3666     if (lock_ != NULL)
3667         return false;
3668
3669     FileFd Lock;
3670     Lock.Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3671
3672     NSString *title(UCLocalize("CLEAN_ARCHIVES"));
3673
3674     if ([self popErrorWithTitle:title])
3675         return false;
3676
3677     pkgAcquire fetcher;
3678     fetcher.Clean(_config->FindDir("Dir::Cache::Archives"));
3679
3680     CydiaLogCleaner cleaner;
3681     if ([self popErrorWithTitle:title forOperation:cleaner.Go(_config->FindDir("Dir::Cache::Archives") + "partial/", cache_)])
3682         return false;
3683
3684     return true;
3685 }
3686
3687 - (bool) prepare {
3688     fetcher_->Shutdown();
3689
3690     pkgRecords records(cache_);
3691
3692     lock_ = new FileFd();
3693     lock_->Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3694
3695     NSString *title(UCLocalize("PREPARE_ARCHIVES"));
3696
3697     if ([self popErrorWithTitle:title])
3698         return false;
3699
3700     pkgSourceList list;
3701     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3702         return false;
3703
3704     manager_ = (_system->CreatePM(cache_));
3705     if ([self popErrorWithTitle:title forOperation:manager_->GetArchives(fetcher_, &list, &records)])
3706         return false;
3707
3708     return true;
3709 }
3710
3711 - (void) perform {
3712     bool substrate(RestartSubstrate_);
3713     RestartSubstrate_ = false;
3714
3715     NSString *title(UCLocalize("PERFORM_SELECTIONS"));
3716
3717     NSMutableArray *before = [NSMutableArray arrayWithCapacity:16]; {
3718         pkgSourceList list;
3719         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3720             return;
3721         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3722             [before addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3723     }
3724
3725     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3726
3727     if (fetcher_->Run(PulseInterval_) != pkgAcquire::Continue) {
3728         _trace();
3729         [self popErrorWithTitle:title];
3730         return;
3731     }
3732
3733     bool failed = false;
3734     for (pkgAcquire::ItemIterator item = fetcher_->ItemsBegin(); item != fetcher_->ItemsEnd(); item++) {
3735         if ((*item)->Status == pkgAcquire::Item::StatDone && (*item)->Complete)
3736             continue;
3737         if ((*item)->Status == pkgAcquire::Item::StatIdle)
3738             continue;
3739
3740         failed = true;
3741     }
3742
3743     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3744
3745     if (failed) {
3746         _trace();
3747         return;
3748     }
3749
3750     if (substrate)
3751         RestartSubstrate_ = true;
3752
3753     _system->UnLock();
3754     pkgPackageManager::OrderResult result = manager_->DoInstall(statusfd_);
3755
3756     if (_error->PendingError()) {
3757         _trace();
3758         return;
3759     }
3760
3761     if (result == pkgPackageManager::Failed) {
3762         _trace();
3763         return;
3764     }
3765
3766     if (result != pkgPackageManager::Completed) {
3767         _trace();
3768         return;
3769     }
3770
3771     NSMutableArray *after = [NSMutableArray arrayWithCapacity:16]; {
3772         pkgSourceList list;
3773         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3774             return;
3775         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3776             [after addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3777     }
3778
3779     if (![before isEqualToArray:after])
3780         [self update];
3781 }
3782
3783 - (bool) upgrade {
3784     NSString *title(UCLocalize("UPGRADE"));
3785     if ([self popErrorWithTitle:title forOperation:pkgDistUpgrade(cache_)])
3786         return false;
3787     return true;
3788 }
3789
3790 - (void) update {
3791     [self updateWithStatus:status_];
3792 }
3793
3794 - (void) updateWithStatus:(Status &)status {
3795     NSString *title(UCLocalize("REFRESHING_DATA"));
3796
3797     pkgSourceList list;
3798     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3799         return;
3800
3801     FileFd lock;
3802     lock.Fd(GetLock(_config->FindDir("Dir::State::Lists") + "lock"));
3803     if ([self popErrorWithTitle:title])
3804         return;
3805
3806     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3807
3808     bool success(ListUpdate(status, list, PulseInterval_));
3809     if (status.WasCancelled())
3810         _error->Discard();
3811     else {
3812         [self popErrorWithTitle:title forOperation:success];
3813         [Metadata_ setObject:[NSDate date] forKey:@"LastUpdate"];
3814         Changed_ = true;
3815     }
3816
3817     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3818 }
3819
3820 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate {
3821     delegate_ = delegate;
3822 }
3823
3824 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate {
3825     progress_ = delegate;
3826     status_.setDelegate(delegate);
3827 }
3828
3829 - (NSObject<ProgressDelegate> *) progressDelegate {
3830     return progress_;
3831 }
3832
3833 - (Source *) getSource:(pkgCache::PkgFileIterator)file {
3834     SourceMap::const_iterator i(sourceMap_.find(file->ID));
3835     return i == sourceMap_.end() ? nil : i->second;
3836 }
3837
3838 - (NSString *) mappedSectionForPointer:(const char *)section {
3839     _H<NSString> *mapped;
3840
3841     _profile(Database$mappedSectionForPointer$Cache)
3842         mapped = &sections_[section];
3843     _end
3844
3845     if (*mapped == NULL) {
3846         size_t length(strlen(section));
3847         char spaced[length + 1];
3848
3849         _profile(Database$mappedSectionForPointer$Replace)
3850             for (size_t index(0); index != length; ++index)
3851                 spaced[index] = section[index] == '_' ? ' ' : section[index];
3852             spaced[length] = '\0';
3853         _end
3854
3855         NSString *string;
3856
3857         _profile(Database$mappedSectionForPointer$stringWithUTF8String)
3858             string = [NSString stringWithUTF8String:spaced];
3859         _end
3860
3861         _profile(Database$mappedSectionForPointer$Map)
3862             string = [SectionMap_ objectForKey:string] ?: string;
3863         _end
3864
3865         *mapped = string;
3866     } return *mapped;
3867 }
3868
3869 @end
3870 /* }}} */
3871
3872 static _H<NSMutableSet> Diversions_;
3873
3874 @interface Diversion : NSObject {
3875     Pcre pattern_;
3876     _H<NSString> key_;
3877     _H<NSString> format_;
3878 }
3879
3880 @end
3881
3882 @implementation Diversion
3883
3884 - (id) initWithFrom:(NSString *)from to:(NSString *)to {
3885     if ((self = [super init]) != nil) {
3886         pattern_ = [from UTF8String];
3887         key_ = from;
3888         format_ = to;
3889     } return self;
3890 }
3891
3892 - (NSString *) divert:(NSString *)url {
3893     return !pattern_(url) ? nil : pattern_->*format_;
3894 }
3895
3896 + (NSURL *) divertURL:(NSURL *)url {
3897   divert:
3898     NSString *href([url absoluteString]);
3899
3900     for (Diversion *diversion in (id) Diversions_)
3901         if (NSString *diverted = [diversion divert:href]) {
3902 #if !ForRelease
3903             NSLog(@"div: %@", diverted);
3904 #endif
3905             url = [NSURL URLWithString:diverted];
3906             goto divert;
3907         }
3908
3909     return url;
3910 }
3911
3912 - (NSString *) key {
3913     return key_;
3914 }
3915
3916 - (NSUInteger) hash {
3917     return [key_ hash];
3918 }
3919
3920 - (BOOL) isEqual:(Diversion *)object {
3921     return self == object || [self class] == [object class] && [key_ isEqual:[object key]];
3922 }
3923
3924 @end
3925
3926 @interface CydiaObject : NSObject {
3927     _H<IndirectDelegate> indirect_;
3928     _transient id delegate_;
3929 }
3930
3931 - (id) initWithDelegate:(IndirectDelegate *)indirect;
3932
3933 @end
3934
3935 @interface CydiaWebViewController : CyteWebViewController {
3936     _H<CydiaObject> cydia_;
3937 }
3938
3939 + (void) addDiversion:(Diversion *)diversion;
3940
3941 @end
3942
3943 /* Web Scripting {{{ */
3944 @implementation CydiaObject
3945
3946 - (id) initWithDelegate:(IndirectDelegate *)indirect {
3947     if ((self = [super init]) != nil) {
3948         indirect_ = indirect;
3949     } return self;
3950 }
3951
3952 - (void) setDelegate:(id)delegate {
3953     delegate_ = delegate;
3954 }
3955
3956 + (NSArray *) _attributeKeys {
3957     return [NSArray arrayWithObjects:
3958         @"bbsnum",
3959         @"cydiaSource",
3960         @"device",
3961         @"ecid",
3962         @"firmware",
3963         @"hostname",
3964         @"idiom",
3965         @"model",
3966         @"plmn",
3967         @"role",
3968         @"serial",
3969         @"token",
3970         @"version",
3971     nil];
3972 }
3973
3974 - (NSArray *) attributeKeys {
3975     return [[self class] _attributeKeys];
3976 }
3977
3978 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
3979     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
3980 }
3981
3982 - (NSString *) version {
3983     return @ Cydia_;
3984 }
3985
3986 - (NSString *) device {
3987     return [[UIDevice currentDevice] uniqueIdentifier];
3988 }
3989
3990 - (NSString *) firmware {
3991     return [[UIDevice currentDevice] systemVersion];
3992 }
3993
3994 - (NSString *) hostname {
3995     return [[UIDevice currentDevice] name];
3996 }
3997
3998 - (NSString *) idiom {
3999     return (id) Idiom_ ?: [NSNull null];
4000 }
4001
4002 - (NSString *) plmn {
4003     return (id) PLMN_ ?: [NSNull null];
4004 }
4005
4006 - (NSString *) bbsnum {
4007     return (id) BBSNum_ ?: [NSNull null];
4008 }
4009
4010 - (NSString *) ecid {
4011     return (id) ChipID_ ?: [NSNull null];
4012 }
4013
4014 - (NSString *) serial {
4015     return SerialNumber_;
4016 }
4017
4018 - (NSString *) role {
4019     return (id) Role_ ?: [NSNull null];
4020 }
4021
4022 - (NSString *) model {
4023     return [NSString stringWithUTF8String:Machine_];
4024 }
4025
4026 - (NSString *) token {
4027     return (id) Token_ ?: [NSNull null];
4028 }
4029
4030 + (NSString *) webScriptNameForSelector:(SEL)selector {
4031     if (false);
4032     else if (selector == @selector(addBridgedHost:))
4033         return @"addBridgedHost";
4034     else if (selector == @selector(addInsecureHost:))
4035         return @"addInsecureHost";
4036     else if (selector == @selector(addInternalRedirect::))
4037         return @"addInternalRedirect";
4038     else if (selector == @selector(addPipelinedHost:scheme:))
4039         return @"addPipelinedHost";
4040     else if (selector == @selector(addSource:::))
4041         return @"addSource";
4042     else if (selector == @selector(addTokenHost:))
4043         return @"addTokenHost";
4044     else if (selector == @selector(addTrivialSource:))
4045         return @"addTrivialSource";
4046     else if (selector == @selector(close))
4047         return @"close";
4048     else if (selector == @selector(du:))
4049         return @"du";
4050     else if (selector == @selector(stringWithFormat:arguments:))
4051         return @"format";
4052     else if (selector == @selector(getAllSources))
4053         return @"getAllSourcs";
4054     else if (selector == @selector(getKernelNumber:))
4055         return @"getKernelNumber";
4056     else if (selector == @selector(getKernelString:))
4057         return @"getKernelString";
4058     else if (selector == @selector(getInstalledPackages))
4059         return @"getInstalledPackages";
4060     else if (selector == @selector(getIORegistryEntry::))
4061         return @"getIORegistryEntry";
4062     else if (selector == @selector(getLocaleIdentifier))
4063         return @"getLocaleIdentifier";
4064     else if (selector == @selector(getPreferredLanguages))
4065         return @"getPreferredLanguages";
4066     else if (selector == @selector(getPackageById:))
4067         return @"getPackageById";
4068     else if (selector == @selector(getMetadataKeys))
4069         return @"getMetadataKeys";
4070     else if (selector == @selector(getMetadataValue:))
4071         return @"getMetadataValue";
4072     else if (selector == @selector(getSessionValue:))
4073         return @"getSessionValue";
4074     else if (selector == @selector(installPackages:))
4075         return @"installPackages";
4076     else if (selector == @selector(localizedStringForKey:value:table:))
4077         return @"localize";
4078     else if (selector == @selector(popViewController:))
4079         return @"popViewController";
4080     else if (selector == @selector(refreshSources))
4081         return @"refreshSources";
4082     else if (selector == @selector(removeButton))
4083         return @"removeButton";
4084     else if (selector == @selector(saveConfig))
4085         return @"saveConfig";
4086     else if (selector == @selector(setCydiaSource:))
4087         return @"setCydiaSource";
4088     else if (selector == @selector(setMetadataValue::))
4089         return @"setMetadataValue";
4090     else if (selector == @selector(setSessionValue::))
4091         return @"setSessionValue";
4092     else if (selector == @selector(substitutePackageNames:))
4093         return @"substitutePackageNames";
4094     else if (selector == @selector(scrollToBottom:))
4095         return @"scrollToBottom";
4096     else if (selector == @selector(setAllowsNavigationAction:))
4097         return @"setAllowsNavigationAction";
4098     else if (selector == @selector(setBadgeValue:))
4099         return @"setBadgeValue";
4100     else if (selector == @selector(setButtonImage:withStyle:toFunction:))
4101         return @"setButtonImage";
4102     else if (selector == @selector(setButtonTitle:withStyle:toFunction:))
4103         return @"setButtonTitle";
4104     else if (selector == @selector(setHidesBackButton:))
4105         return @"setHidesBackButton";
4106     else if (selector == @selector(setHidesNavigationBar:))
4107         return @"setHidesNavigationBar";
4108     else if (selector == @selector(setNavigationBarStyle:))
4109         return @"setNavigationBarStyle";
4110     else if (selector == @selector(setNavigationBarTintRed:green:blue:alpha:))
4111         return @"setNavigationBarTintColor";
4112     else if (selector == @selector(setPasteboardString:))
4113         return @"setPasteboardString";
4114     else if (selector == @selector(setPasteboardURL:))
4115         return @"setPasteboardURL";
4116     else if (selector == @selector(setToken:))
4117         return @"setToken";
4118     else if (selector == @selector(setViewportWidth:))
4119         return @"setViewportWidth";
4120     else if (selector == @selector(statfs:))
4121         return @"statfs";
4122     else if (selector == @selector(supports:))
4123         return @"supports";
4124     else if (selector == @selector(unload))
4125         return @"unload";
4126     else
4127         return nil;
4128 }
4129
4130 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
4131     return [self webScriptNameForSelector:selector] == nil;
4132 }
4133
4134 - (BOOL) supports:(NSString *)feature {
4135     return [feature isEqualToString:@"window.open"];
4136 }
4137
4138 - (void) unload {
4139     [delegate_ performSelectorOnMainThread:@selector(unloadData) withObject:nil waitUntilDone:NO];
4140 }
4141
4142 - (void) addInternalRedirect:(NSString *)from :(NSString *)to {
4143     [CydiaWebViewController performSelectorOnMainThread:@selector(addDiversion:) withObject:[[[Diversion alloc] initWithFrom:from to:to] autorelease] waitUntilDone:NO];
4144 }
4145
4146 - (NSNumber *) getKernelNumber:(NSString *)name {
4147     const char *string([name UTF8String]);
4148
4149     size_t size;
4150     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4151         return (id) [NSNull null];
4152
4153     if (size != sizeof(int))
4154         return (id) [NSNull null];
4155
4156     int value;
4157     if (sysctlbyname(string, &value, &size, NULL, 0) == -1)
4158         return (id) [NSNull null];
4159
4160     return [NSNumber numberWithInt:value];
4161 }
4162
4163 - (NSString *) getKernelString:(NSString *)name {
4164     const char *string([name UTF8String]);
4165
4166     size_t size;
4167     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4168         return (id) [NSNull null];
4169
4170     char value[size + 1];
4171     if (sysctlbyname(string, value, &size, NULL, 0) == -1)
4172         return (id) [NSNull null];
4173
4174     // XXX: just in case you request something ludicrous
4175     value[size] = '\0';
4176
4177     return [NSString stringWithCString:value];
4178 }
4179
4180 - (NSObject *) getIORegistryEntry:(NSString *)path :(NSString *)entry {
4181     NSObject *value(CYIOGetValue([path UTF8String], entry));
4182
4183     if (value != nil)
4184         if ([value isKindOfClass:[NSData class]])
4185             value = CYHex((NSData *) value);
4186
4187     return value;
4188 }
4189
4190 - (void) _setCydiaSource:(NSString *)source {
4191     @synchronized (HostConfig_) {
4192         CydiaSource_ = source;
4193         [Metadata_ setObject:source forKey:@"CydiaSource"];
4194     }
4195
4196     Changed_ = true;
4197 }
4198
4199 - (void) setCydiaSource:(NSString *)source {
4200     [self performSelectorOnMainThread:@selector(_setCydiaSource:) withObject:source waitUntilDone:NO];
4201 }
4202
4203 - (NSString *) cydiaSource {
4204     @synchronized (HostConfig_) {
4205         return (id) CydiaSource_ ?: [NSNull null];
4206     }
4207 }
4208
4209 - (NSArray *) getMetadataKeys {
4210 @synchronized (Values_) {
4211     return [Values_ allKeys];
4212 } }
4213
4214 - (id) getMetadataValue:(NSString *)key {
4215 @synchronized (Values_) {
4216     return [Values_ objectForKey:key];
4217 } }
4218
4219 - (void) setMetadataValue:(NSString *)key :(NSString *)value {
4220 @synchronized (Values_) {
4221     if (value == nil || value == (id) [WebUndefined undefined] || value == (id) [NSNull null])
4222         [Values_ removeObjectForKey:key];
4223     else
4224         [Values_ setObject:value forKey:key];
4225
4226     [delegate_ performSelectorOnMainThread:@selector(updateValues) withObject:nil waitUntilDone:YES];
4227 } }
4228
4229 - (id) getSessionValue:(NSString *)key {
4230 @synchronized (SessionData_) {
4231     return [SessionData_ objectForKey:key];
4232 } }
4233
4234 - (void) setSessionValue:(NSString *)key :(NSString *)value {
4235 @synchronized (SessionData_) {
4236     if (value == (id) [WebUndefined undefined])
4237         [SessionData_ removeObjectForKey:key];
4238     else
4239         [SessionData_ setObject:value forKey:key];
4240 } }
4241
4242 - (void) addBridgedHost:(NSString *)host {
4243 @synchronized (HostConfig_) {
4244     [BridgedHosts_ addObject:host];
4245 } }
4246
4247 - (void) addInsecureHost:(NSString *)host {
4248 @synchronized (HostConfig_) {
4249     [InsecureHosts_ addObject:host];
4250 } }
4251
4252 - (void) addTokenHost:(NSString *)host {
4253 @synchronized (HostConfig_) {
4254     [TokenHosts_ addObject:host];
4255 } }
4256
4257 - (void) addPipelinedHost:(NSString *)host scheme:(NSString *)scheme {
4258 @synchronized (HostConfig_) {
4259     if (scheme != (id) [WebUndefined undefined])
4260         host = [NSString stringWithFormat:@"%@:%@", [scheme lowercaseString], host];
4261
4262     [PipelinedHosts_ addObject:host];
4263 } }
4264
4265 - (void) popViewController:(NSNumber *)value {
4266     if (value == (id) [WebUndefined undefined])
4267         value = [NSNumber numberWithBool:YES];
4268     [indirect_ performSelectorOnMainThread:@selector(popViewControllerWithNumber:) withObject:value waitUntilDone:NO];
4269 }
4270
4271 - (void) addSource:(NSString *)href :(NSString *)distribution :(WebScriptObject *)sections {
4272     NSMutableArray *array([NSMutableArray arrayWithCapacity:[sections count]]);
4273
4274     for (NSString *section in sections)
4275         [array addObject:section];
4276
4277     [delegate_ performSelectorOnMainThread:@selector(addSource:) withObject:[NSMutableDictionary dictionaryWithObjectsAndKeys:
4278         @"deb", @"Type",
4279         href, @"URI",
4280         distribution, @"Distribution",
4281         array, @"Sections",
4282     nil] waitUntilDone:NO];
4283 }
4284
4285 - (void) addTrivialSource:(NSString *)href {
4286     [delegate_ performSelectorOnMainThread:@selector(addTrivialSource:) withObject:href waitUntilDone:NO];
4287 }
4288
4289 - (void) refreshSources {
4290     [delegate_ performSelectorOnMainThread:@selector(syncData) withObject:nil waitUntilDone:NO];
4291 }
4292
4293 - (void) saveConfig {
4294     [delegate_ performSelectorOnMainThread:@selector(_saveConfig) withObject:nil waitUntilDone:NO];
4295 }
4296
4297 - (NSArray *) getAllSources {
4298     return [[Database sharedInstance] sources];
4299 }
4300
4301 - (NSArray *) getInstalledPackages {
4302     Database *database([Database sharedInstance]);
4303 @synchronized (database) {
4304     NSArray *packages([database packages]);
4305     NSMutableArray *installed([NSMutableArray arrayWithCapacity:1024]);
4306     for (Package *package in packages)
4307         if (![package uninstalled])
4308             [installed addObject:package];
4309     return installed;
4310 } }
4311
4312 - (Package *) getPackageById:(NSString *)id {
4313     if (Package *package = [[Database sharedInstance] packageWithName:id]) {
4314         [package parse];
4315         return package;
4316     } else
4317         return (Package *) [NSNull null];
4318 }
4319
4320 - (NSString *) getLocaleIdentifier {
4321     return Locale_ == NULL ? (NSString *) [NSNull null] : (NSString *) CFLocaleGetIdentifier(Locale_);
4322 }
4323
4324 - (NSArray *) getPreferredLanguages {
4325     return Languages_;
4326 }
4327
4328 - (NSArray *) statfs:(NSString *)path {
4329     struct statfs stat;
4330
4331     if (path == nil || statfs([path UTF8String], &stat) == -1)
4332         return nil;
4333
4334     return [NSArray arrayWithObjects:
4335         [NSNumber numberWithUnsignedLong:stat.f_bsize],
4336         [NSNumber numberWithUnsignedLong:stat.f_blocks],
4337         [NSNumber numberWithUnsignedLong:stat.f_bfree],
4338     nil];
4339 }
4340
4341 - (NSNumber *) du:(NSString *)path {
4342     NSNumber *value(nil);
4343
4344     int fds[2];
4345     _assert(pipe(fds) != -1);
4346
4347     pid_t pid(ExecFork());
4348     if (pid == 0) {
4349         _assert(dup2(fds[1], 1) != -1);
4350         _assert(close(fds[0]) != -1);
4351         _assert(close(fds[1]) != -1);
4352         /* XXX: this should probably not use du */
4353         execl("/usr/libexec/cydia/du", "du", "-s", [path UTF8String], NULL);
4354         exit(1);
4355         _assert(false);
4356     }
4357
4358     _assert(close(fds[1]) != -1);
4359
4360     if (FILE *du = fdopen(fds[0], "r")) {
4361         char line[1024];
4362         while (fgets(line, sizeof(line), du) != NULL) {
4363             size_t length(strlen(line));
4364             while (length != 0 && line[length - 1] == '\n')
4365                 line[--length] = '\0';
4366             if (char *tab = strchr(line, '\t')) {
4367                 *tab = '\0';
4368                 value = [NSNumber numberWithUnsignedLong:strtoul(line, NULL, 0)];
4369             }
4370         }
4371
4372         fclose(du);
4373     } else _assert(close(fds[0]));
4374
4375     int status;
4376   wait:
4377     if (waitpid(pid, &status, 0) == -1)
4378         if (errno == EINTR)
4379             goto wait;
4380         else _assert(false);
4381
4382     return value;
4383 }
4384
4385 - (void) close {
4386     [indirect_ performSelectorOnMainThread:@selector(close) withObject:nil waitUntilDone:NO];
4387 }
4388
4389 - (void) installPackages:(NSArray *)packages {
4390     [delegate_ performSelectorOnMainThread:@selector(installPackages:) withObject:packages waitUntilDone:NO];
4391 }
4392
4393 - (NSString *) substitutePackageNames:(NSString *)message {
4394     NSMutableArray *words([[message componentsSeparatedByString:@" "] mutableCopy]);
4395     for (size_t i(0), e([words count]); i != e; ++i) {
4396         NSString *word([words objectAtIndex:i]);
4397         if (Package *package = [[Database sharedInstance] packageWithName:word])
4398             [words replaceObjectAtIndex:i withObject:[package name]];
4399     }
4400
4401     return [words componentsJoinedByString:@" "];
4402 }
4403
4404 - (void) removeButton {
4405     [indirect_ removeButton];
4406 }
4407
4408 - (void) setButtonImage:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4409     [indirect_ setButtonImage:button withStyle:style toFunction:function];
4410 }
4411
4412 - (void) setButtonTitle:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4413     [indirect_ setButtonTitle:button withStyle:style toFunction:function];
4414 }
4415
4416 - (void) setBadgeValue:(id)value {
4417     [indirect_ performSelectorOnMainThread:@selector(setBadgeValue:) withObject:value waitUntilDone:NO];
4418 }
4419
4420 - (void) setAllowsNavigationAction:(NSString *)value {
4421     [indirect_ performSelectorOnMainThread:@selector(setAllowsNavigationActionByNumber:) withObject:value waitUntilDone:NO];
4422 }
4423
4424 - (void) setHidesBackButton:(NSString *)value {
4425     [indirect_ performSelectorOnMainThread:@selector(setHidesBackButtonByNumber:) withObject:value waitUntilDone:NO];
4426 }
4427
4428 - (void) setHidesNavigationBar:(NSString *)value {
4429     [indirect_ performSelectorOnMainThread:@selector(setHidesNavigationBarByNumber:) withObject:value waitUntilDone:NO];
4430 }
4431
4432 - (void) setNavigationBarStyle:(NSString *)value {
4433     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarStyle:) withObject:value waitUntilDone:NO];
4434 }
4435
4436 - (void) setNavigationBarTintRed:(NSNumber *)red green:(NSNumber *)green blue:(NSNumber *)blue alpha:(NSNumber *)alpha {
4437     float opacity(alpha == (id) [WebUndefined undefined] ? 1 : [alpha floatValue]);
4438     UIColor *color([UIColor colorWithRed:[red floatValue] green:[green floatValue] blue:[blue floatValue] alpha:opacity]);
4439     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarTintColor:) withObject:color waitUntilDone:NO];
4440 }
4441
4442 - (void) setPasteboardString:(NSString *)value {
4443     [[objc_getClass("UIPasteboard") generalPasteboard] setString:value];
4444 }
4445
4446 - (void) setPasteboardURL:(NSString *)value {
4447     [[objc_getClass("UIPasteboard") generalPasteboard] setURL:[NSURL URLWithString:value]];
4448 }
4449
4450 - (void) _setToken:(NSString *)token {
4451     Token_ = token;
4452
4453     if (token == nil)
4454         [Metadata_ removeObjectForKey:@"Token"];
4455     else
4456         [Metadata_ setObject:Token_ forKey:@"Token"];
4457
4458     Changed_ = true;
4459 }
4460
4461 - (void) setToken:(NSString *)token {
4462     [self performSelectorOnMainThread:@selector(_setToken:) withObject:token waitUntilDone:NO];
4463 }
4464
4465 - (void) scrollToBottom:(NSNumber *)animated {
4466     [indirect_ performSelectorOnMainThread:@selector(scrollToBottomAnimated:) withObject:animated waitUntilDone:NO];
4467 }
4468
4469 - (void) setViewportWidth:(float)width {
4470     [indirect_ setViewportWidthOnMainThread:width];
4471 }
4472
4473 - (NSString *) stringWithFormat:(NSString *)format arguments:(WebScriptObject *)arguments {
4474     //NSLog(@"SWF:\"%@\" A:%@", format, [arguments description]);
4475     unsigned count([arguments count]);
4476     id values[count];
4477     for (unsigned i(0); i != count; ++i)
4478         values[i] = [arguments objectAtIndex:i];
4479     return [[[NSString alloc] initWithFormat:format arguments:reinterpret_cast<va_list>(values)] autorelease];
4480 }
4481
4482 - (NSString *) localizedStringForKey:(NSString *)key value:(NSString *)value table:(NSString *)table {
4483     if (reinterpret_cast<id>(value) == [WebUndefined undefined])
4484         value = nil;
4485     if (reinterpret_cast<id>(table) == [WebUndefined undefined])
4486         table = nil;
4487     return [[NSBundle mainBundle] localizedStringForKey:key value:value table:table];
4488 }
4489
4490 @end
4491 /* }}} */
4492
4493 @interface NSURL (CydiaSecure)
4494 @end
4495
4496 @implementation NSURL (CydiaSecure)
4497
4498 - (bool) isCydiaSecure {
4499     if ([[[self scheme] lowercaseString] isEqualToString:@"https"])
4500         return true;
4501
4502     @synchronized (HostConfig_) {
4503         if ([InsecureHosts_ containsObject:[self host]])
4504             return true;
4505     }
4506
4507     return false;
4508 }
4509
4510 @end
4511
4512 /* Cydia Browser Controller {{{ */
4513 @implementation CydiaWebViewController
4514
4515 - (NSURL *) navigationURL {
4516     return request_ == nil ? nil : [NSURL URLWithString:[NSString stringWithFormat:@"cydia://url/%@", [[request_ URL] absoluteString]]];
4517 }
4518
4519 + (void) initialize {
4520     Diversions_ = [NSMutableSet setWithCapacity:0];
4521 }
4522
4523 + (void) addDiversion:(Diversion *)diversion {
4524     [Diversions_ addObject:diversion];
4525 }
4526
4527 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4528     [super webView:view didClearWindowObject:window forFrame:frame];
4529
4530     WebDataSource *source([frame dataSource]);
4531     NSURLResponse *response([source response]);
4532     NSURL *url([response URL]);
4533     NSString *scheme([[url scheme] lowercaseString]);
4534
4535     bool bridged(false);
4536
4537     @synchronized (HostConfig_) {
4538         if ([scheme isEqualToString:@"file"])
4539             bridged = true;
4540         else if ([scheme isEqualToString:@"https"])
4541             if ([BridgedHosts_ containsObject:[url host]])
4542                 bridged = true;
4543     }
4544
4545     if (bridged)
4546         [window setValue:cydia_ forKey:@"cydia"];
4547 }
4548
4549 - (void) _setupMail:(MFMailComposeViewController *)controller {
4550     [controller addAttachmentData:[NSData dataWithContentsOfFile:@"/tmp/cydia.log"] mimeType:@"text/plain" fileName:@"cydia.log"];
4551
4552     system("/usr/bin/dpkg -l >/tmp/dpkgl.log");
4553     [controller addAttachmentData:[NSData dataWithContentsOfFile:@"/tmp/dpkgl.log"] mimeType:@"text/plain" fileName:@"dpkgl.log"];
4554 }
4555
4556 - (NSURL *) URLWithURL:(NSURL *)url {
4557     return [Diversion divertURL:url];
4558 }
4559
4560 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
4561     NSURL *url([request URL]);
4562     NSString *host([url host]);
4563
4564     NSMutableURLRequest *copy([[super webView:view resource:resource willSendRequest:request redirectResponse:response fromDataSource:source] mutableCopy]);
4565
4566     if (System_ != NULL && [copy valueForHTTPHeaderField:@"X-System"] == nil)
4567         [copy setValue:System_ forHTTPHeaderField:@"X-System"];
4568     if (Machine_ != NULL && [copy valueForHTTPHeaderField:@"X-Machine"] == nil)
4569         [copy setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
4570
4571     bool token;
4572     @synchronized (HostConfig_) {
4573         token = [TokenHosts_ containsObject:host] || [BridgedHosts_ containsObject:host];
4574     }
4575
4576     if ([url isCydiaSecure] && token) {
4577         if (Token_ != nil && [copy valueForHTTPHeaderField:@"X-Cydia-Token"] == nil)
4578             [copy setValue:Token_ forHTTPHeaderField:@"X-Cydia-Token"];
4579     }
4580
4581     return copy;
4582 }
4583
4584 - (void) setDelegate:(id)delegate {
4585     [super setDelegate:delegate];
4586     [cydia_ setDelegate:delegate];
4587 }
4588
4589 - (NSString *) applicationNameForUserAgent {
4590     NSString *application([NSString stringWithFormat:@"Cydia/%@", @ Cydia_]);
4591
4592     if (Safari_ != nil)
4593         application = [NSString stringWithFormat:@"Safari/%@ %@", Safari_, application];
4594     if (Build_ != nil)
4595         application = [NSString stringWithFormat:@"Mobile/%@ %@", Build_, application];
4596     if (Product_ != nil)
4597         application = [NSString stringWithFormat:@"Version/%@ %@", Product_, application];
4598
4599     return application;
4600 }
4601
4602 - (id) init {
4603     if ((self = [super initWithWidth:0 ofClass:[CydiaWebViewController class]]) != nil) {
4604         cydia_ = [[[CydiaObject alloc] initWithDelegate:indirect_] autorelease];
4605     } return self;
4606 }
4607
4608 @end
4609
4610 @interface AppCacheController : CydiaWebViewController {
4611 }
4612
4613 @end
4614
4615 @implementation AppCacheController
4616
4617 - (void) didReceiveMemoryWarning {
4618 }
4619
4620 @end
4621 /* }}} */
4622
4623 // CydiaScript {{{
4624 @interface NSObject (CydiaScript)
4625 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context;
4626 @end
4627
4628 @implementation NSObject (CydiaScript)
4629
4630 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4631     return self;
4632 }
4633
4634 @end
4635
4636 @implementation NSArray (CydiaScript)
4637
4638 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4639     WebScriptObject *object([context evaluateWebScript:@"[]"]);
4640     for (size_t i(0), e([self count]); i != e; ++i)
4641         [object setWebScriptValueAtIndex:i value:[[self objectAtIndex:i] Cydia$webScriptObjectInContext:context]];
4642     return object;
4643 }
4644
4645 @end
4646
4647 @implementation NSDictionary (CydiaScript)
4648
4649 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4650     WebScriptObject *object([context evaluateWebScript:@"({})"]);
4651     for (id i in self)
4652         [object setValue:[[self objectForKey:i] Cydia$webScriptObjectInContext:context] forKey:i];
4653     return object;
4654 }
4655
4656 @end
4657 // }}}
4658
4659 /* Confirmation Controller {{{ */
4660 bool DepSubstrate(const pkgCache::VerIterator &iterator) {
4661     if (!iterator.end())
4662         for (pkgCache::DepIterator dep(iterator.DependsList()); !dep.end(); ++dep) {
4663             if (dep->Type != pkgCache::Dep::Depends && dep->Type != pkgCache::Dep::PreDepends)
4664                 continue;
4665             pkgCache::PkgIterator package(dep.TargetPkg());
4666             if (package.end())
4667                 continue;
4668             if (strcmp(package.Name(), "mobilesubstrate") == 0)
4669                 return true;
4670         }
4671
4672     return false;
4673 }
4674
4675 @protocol ConfirmationControllerDelegate
4676 - (void) cancelAndClear:(bool)clear;
4677 - (void) confirmWithNavigationController:(UINavigationController *)navigation;
4678 - (void) queue;
4679 @end
4680
4681 @interface ConfirmationController : CydiaWebViewController {
4682     _transient Database *database_;
4683
4684     _H<UIAlertView> essential_;
4685
4686     _H<NSDictionary> changes_;
4687     _H<NSMutableArray> issues_;
4688     _H<NSDictionary> sizes_;
4689
4690     BOOL substrate_;
4691 }
4692
4693 - (id) initWithDatabase:(Database *)database;
4694
4695 @end
4696
4697 @implementation ConfirmationController
4698
4699 - (void) complete {
4700     if (substrate_)
4701         RestartSubstrate_ = true;
4702     [delegate_ confirmWithNavigationController:[self navigationController]];
4703 }
4704
4705 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
4706     NSString *context([alert context]);
4707
4708     if ([context isEqualToString:@"remove"]) {
4709         if (button == [alert cancelButtonIndex])
4710             [self dismissModalViewControllerAnimated:YES];
4711         else if (button == [alert firstOtherButtonIndex]) {
4712             [self complete];
4713         }
4714
4715         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4716     } else if ([context isEqualToString:@"unable"]) {
4717         [self dismissModalViewControllerAnimated:YES];
4718         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4719     } else {
4720         [super alertView:alert clickedButtonAtIndex:button];
4721     }
4722 }
4723
4724 - (void) _doContinue {
4725     [delegate_ cancelAndClear:NO];
4726     [self dismissModalViewControllerAnimated:YES];
4727 }
4728
4729 - (id) invokeDefaultMethodWithArguments:(NSArray *)args {
4730     [self performSelectorOnMainThread:@selector(_doContinue) withObject:nil waitUntilDone:NO];
4731     return nil;
4732 }
4733
4734 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4735     [super webView:view didClearWindowObject:window forFrame:frame];
4736
4737     [window setValue:[[NSDictionary dictionaryWithObjectsAndKeys:
4738         (id) changes_, @"changes",
4739         (id) issues_, @"issues",
4740         (id) sizes_, @"sizes",
4741         self, @"queue",
4742     nil] Cydia$webScriptObjectInContext:window] forKey:@"cydiaConfirm"];
4743 }
4744
4745 - (id) initWithDatabase:(Database *)database {
4746     if ((self = [super init]) != nil) {
4747         database_ = database;
4748
4749         NSMutableArray *installs([NSMutableArray arrayWithCapacity:16]);
4750         NSMutableArray *reinstalls([NSMutableArray arrayWithCapacity:16]);
4751         NSMutableArray *upgrades([NSMutableArray arrayWithCapacity:16]);
4752         NSMutableArray *downgrades([NSMutableArray arrayWithCapacity:16]);
4753         NSMutableArray *removes([NSMutableArray arrayWithCapacity:16]);
4754
4755         bool remove(false);
4756
4757         pkgCacheFile &cache([database_ cache]);
4758         NSArray *packages([database_ packages]);
4759         pkgDepCache::Policy *policy([database_ policy]);
4760
4761         issues_ = [NSMutableArray arrayWithCapacity:4];
4762
4763         for (Package *package in packages) {
4764             pkgCache::PkgIterator iterator([package iterator]);
4765             NSString *name([package id]);
4766
4767             if ([package broken]) {
4768                 NSMutableArray *reasons([NSMutableArray arrayWithCapacity:4]);
4769
4770                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4771                     name, @"package",
4772                     reasons, @"reasons",
4773                 nil]];
4774
4775                 pkgCache::VerIterator ver(cache[iterator].InstVerIter(cache));
4776                 if (ver.end())
4777                     continue;
4778
4779                 for (pkgCache::DepIterator dep(ver.DependsList()); !dep.end(); ) {
4780                     pkgCache::DepIterator start;
4781                     pkgCache::DepIterator end;
4782                     dep.GlobOr(start, end); // ++dep
4783
4784                     if (!cache->IsImportantDep(end))
4785                         continue;
4786                     if ((cache[end] & pkgDepCache::DepGInstall) != 0)
4787                         continue;
4788
4789                     NSMutableArray *clauses([NSMutableArray arrayWithCapacity:4]);
4790
4791                     [reasons addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4792                         [NSString stringWithUTF8String:start.DepType()], @"relationship",
4793                         clauses, @"clauses",
4794                     nil]];
4795
4796                     _forever {
4797                         NSString *reason, *installed((NSString *) [WebUndefined undefined]);
4798
4799                         pkgCache::PkgIterator target(start.TargetPkg());
4800                         if (target->ProvidesList != 0)
4801                             reason = @"missing";
4802                         else {
4803                             pkgCache::VerIterator ver(cache[target].InstVerIter(cache));
4804                             if (!ver.end()) {
4805                                 reason = @"installed";
4806                                 installed = [NSString stringWithUTF8String:ver.VerStr()];
4807                             } else if (!cache[target].CandidateVerIter(cache).end())
4808                                 reason = @"uninstalled";
4809                             else if (target->ProvidesList == 0)
4810                                 reason = @"uninstallable";
4811                             else
4812                                 reason = @"virtual";
4813                         }
4814
4815                         NSDictionary *version(start.TargetVer() == 0 ? [NSNull null] : [NSDictionary dictionaryWithObjectsAndKeys:
4816                             [NSString stringWithUTF8String:start.CompType()], @"operator",
4817                             [NSString stringWithUTF8String:start.TargetVer()], @"value",
4818                         nil]);
4819
4820                         [clauses addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4821                             [NSString stringWithUTF8String:start.TargetPkg().Name()], @"package",
4822                             version, @"version",
4823                             reason, @"reason",
4824                             installed, @"installed",
4825                         nil]];
4826
4827                         // yes, seriously. (wtf?)
4828                         if (start == end)
4829                             break;
4830                         ++start;
4831                     }
4832                 }
4833             }
4834
4835             pkgDepCache::StateCache &state(cache[iterator]);
4836
4837             static Pcre special_r("^(firmware$|gsc\\.|cy\\+)");
4838
4839             if (state.NewInstall())
4840                 [installs addObject:name];
4841             // XXX: else if (state.Install())
4842             else if (!state.Delete() && (state.iFlags & pkgDepCache::ReInstall) == pkgDepCache::ReInstall)
4843                 [reinstalls addObject:name];
4844             // XXX: move before previous if
4845             else if (state.Upgrade())
4846                 [upgrades addObject:name];
4847             else if (state.Downgrade())
4848                 [downgrades addObject:name];
4849             else if (!state.Delete())
4850                 // XXX: _assert(state.Keep());
4851                 continue;
4852             else if (special_r(name))
4853                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4854                     [NSNull null], @"package",
4855                     [NSArray arrayWithObjects:
4856                         [NSDictionary dictionaryWithObjectsAndKeys:
4857                             @"Conflicts", @"relationship",
4858                             [NSArray arrayWithObjects:
4859                                 [NSDictionary dictionaryWithObjectsAndKeys:
4860                                     name, @"package",
4861                                     [NSNull null], @"version",
4862                                     @"installed", @"reason",
4863                                 nil],
4864                             nil], @"clauses",
4865                         nil],
4866                     nil], @"reasons",
4867                 nil]];
4868             else {
4869                 if ([package essential])
4870                     remove = true;
4871                 [removes addObject:name];
4872             }
4873
4874             substrate_ |= DepSubstrate(policy->GetCandidateVer(iterator));
4875             substrate_ |= DepSubstrate(iterator.CurrentVer());
4876         }
4877
4878         if (!remove)
4879             essential_ = nil;
4880         else if (Advanced_) {
4881             NSString *parenthetical(UCLocalize("PARENTHETICAL"));
4882
4883             essential_ = [[[UIAlertView alloc]
4884                 initWithTitle:UCLocalize("REMOVING_ESSENTIALS")
4885                 message:UCLocalize("REMOVING_ESSENTIALS_EX")
4886                 delegate:self
4887                 cancelButtonTitle:[NSString stringWithFormat:parenthetical, UCLocalize("CANCEL_OPERATION"), UCLocalize("SAFE")]
4888                 otherButtonTitles:
4889                     [NSString stringWithFormat:parenthetical, UCLocalize("FORCE_REMOVAL"), UCLocalize("UNSAFE")],
4890                 nil
4891             ] autorelease];
4892
4893             [essential_ setContext:@"remove"];
4894         } else {
4895             essential_ = [[[UIAlertView alloc]
4896                 initWithTitle:UCLocalize("UNABLE_TO_COMPLY")
4897                 message:UCLocalize("UNABLE_TO_COMPLY_EX")
4898                 delegate:self
4899                 cancelButtonTitle:UCLocalize("OKAY")
4900                 otherButtonTitles:nil
4901             ] autorelease];
4902
4903             [essential_ setContext:@"unable"];
4904         }
4905
4906         changes_ = [NSDictionary dictionaryWithObjectsAndKeys:
4907             installs, @"installs",
4908             reinstalls, @"reinstalls",
4909             upgrades, @"upgrades",
4910             downgrades, @"downgrades",
4911             removes, @"removes",
4912         nil];
4913
4914         sizes_ = [NSDictionary dictionaryWithObjectsAndKeys:
4915             [NSNumber numberWithInteger:[database_ fetcher].FetchNeeded()], @"downloading",
4916             [NSNumber numberWithInteger:[database_ fetcher].PartialPresent()], @"resuming",
4917         nil];
4918
4919         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/confirm/", UI_]]];
4920     } return self;
4921 }
4922
4923 - (UIBarButtonItem *) leftButton {
4924     return [[[UIBarButtonItem alloc]
4925         initWithTitle:UCLocalize("CANCEL")
4926         style:UIBarButtonItemStylePlain
4927         target:self
4928         action:@selector(cancelButtonClicked)
4929     ] autorelease];
4930 }
4931
4932 #if !AlwaysReload
4933 - (void) applyRightButton {
4934     if ([issues_ count] == 0 && ![self isLoading])
4935         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
4936             initWithTitle:UCLocalize("CONFIRM")
4937             style:UIBarButtonItemStyleDone
4938             target:self
4939             action:@selector(confirmButtonClicked)
4940         ] autorelease]];
4941     else
4942         [[self navigationItem] setRightBarButtonItem:nil];
4943 }
4944 #endif
4945
4946 - (void) cancelButtonClicked {
4947     [self dismissModalViewControllerAnimated:YES];
4948     [delegate_ cancelAndClear:YES];
4949 }
4950
4951 #if !AlwaysReload
4952 - (void) confirmButtonClicked {
4953     if (essential_ != nil)
4954         [essential_ show];
4955     else
4956         [self complete];
4957 }
4958 #endif
4959
4960 @end
4961 /* }}} */
4962
4963 /* Progress Data {{{ */
4964 @interface CydiaProgressData : NSObject {
4965     _transient id delegate_;
4966
4967     bool running_;
4968     float percent_;
4969
4970     float current_;
4971     float total_;
4972     float speed_;
4973
4974     _H<NSMutableArray> events_;
4975     _H<NSString> title_;
4976
4977     _H<NSString> status_;
4978     _H<NSString> finish_;
4979 }
4980
4981 @end
4982
4983 @implementation CydiaProgressData
4984
4985 + (NSArray *) _attributeKeys {
4986     return [NSArray arrayWithObjects:
4987         @"current",
4988         @"events",
4989         @"finish",
4990         @"percent",
4991         @"running",
4992         @"speed",
4993         @"title",
4994         @"total",
4995     nil];
4996 }
4997
4998 - (NSArray *) attributeKeys {
4999     return [[self class] _attributeKeys];
5000 }
5001
5002 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
5003     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
5004 }
5005
5006 - (id) init {
5007     if ((self = [super init]) != nil) {
5008         events_ = [NSMutableArray arrayWithCapacity:32];
5009     } return self;
5010 }
5011
5012 - (void) setDelegate:(id)delegate {
5013     delegate_ = delegate;
5014 }
5015
5016 - (void) setPercent:(float)value {
5017     percent_ = value;
5018 }
5019
5020 - (NSNumber *) percent {
5021     return [NSNumber numberWithFloat:percent_];
5022 }
5023
5024 - (void) setCurrent:(float)value {
5025     current_ = value;
5026 }
5027
5028 - (NSNumber *) current {
5029     return [NSNumber numberWithFloat:current_];
5030 }
5031
5032 - (void) setTotal:(float)value {
5033     total_ = value;
5034 }
5035
5036 - (NSNumber *) total {
5037     return [NSNumber numberWithFloat:total_];
5038 }
5039
5040 - (void) setSpeed:(float)value {
5041     speed_ = value;
5042 }
5043
5044 - (NSNumber *) speed {
5045     return [NSNumber numberWithFloat:speed_];
5046 }
5047
5048 - (NSArray *) events {
5049     return events_;
5050 }
5051
5052 - (void) removeAllEvents {
5053     [events_ removeAllObjects];
5054 }
5055
5056 - (void) addEvent:(CydiaProgressEvent *)event {
5057     [events_ addObject:event];
5058 }
5059
5060 - (void) setTitle:(NSString *)text {
5061     title_ = text;
5062 }
5063
5064 - (NSString *) title {
5065     return title_;
5066 }
5067
5068 - (void) setFinish:(NSString *)text {
5069     finish_ = text;
5070 }
5071
5072 - (NSString *) finish {
5073     return (id) finish_ ?: [NSNull null];
5074 }
5075
5076 - (void) setRunning:(bool)running {
5077     running_ = running;
5078 }
5079
5080 - (NSNumber *) running {
5081     return running_ ? (NSNumber *) kCFBooleanTrue : (NSNumber *) kCFBooleanFalse;
5082 }
5083
5084 @end
5085 /* }}} */
5086 /* Progress Controller {{{ */
5087 @interface ProgressController : CydiaWebViewController <
5088     ProgressDelegate
5089 > {
5090     _transient Database *database_;
5091     _H<CydiaProgressData, 1> progress_;
5092     unsigned cancel_;
5093 }
5094
5095 - (id) initWithDatabase:(Database *)database delegate:(id)delegate;
5096
5097 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title;
5098
5099 - (void) setTitle:(NSString *)title;
5100 - (void) setCancellable:(bool)cancellable;
5101
5102 @end
5103
5104 @implementation ProgressController
5105
5106 - (void) dealloc {
5107     [database_ setProgressDelegate:nil];
5108     [super dealloc];
5109 }
5110
5111 - (UIBarButtonItem *) leftButton {
5112     return cancel_ == 1 ? [[[UIBarButtonItem alloc]
5113         initWithTitle:UCLocalize("CANCEL")
5114         style:UIBarButtonItemStylePlain
5115         target:self
5116         action:@selector(cancel)
5117     ] autorelease] : nil;
5118 }
5119
5120 - (void) updateCancel {
5121     [super applyLeftButton];
5122 }
5123
5124 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
5125     if ((self = [super init]) != nil) {
5126         database_ = database;
5127         delegate_ = delegate;
5128
5129         [database_ setProgressDelegate:self];
5130
5131         progress_ = [[[CydiaProgressData alloc] init] autorelease];
5132         [progress_ setDelegate:self];
5133
5134         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/progress/", UI_]]];
5135
5136         [scroller_ setBackgroundColor:[UIColor blackColor]];
5137
5138         [[self navigationItem] setHidesBackButton:YES];
5139
5140         [self updateCancel];
5141     } return self;
5142 }
5143
5144 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
5145     [super webView:view didClearWindowObject:window forFrame:frame];
5146     [window setValue:progress_ forKey:@"cydiaProgress"];
5147 }
5148
5149 - (void) updateProgress {
5150     [self dispatchEvent:@"CydiaProgressUpdate"];
5151 }
5152
5153 - (void) viewWillAppear:(BOOL)animated {
5154     [[[self navigationController] navigationBar] setBarStyle:UIBarStyleBlack];
5155     [super viewWillAppear:animated];
5156 }
5157
5158 - (void) close {
5159     UpdateExternalStatus(0);
5160
5161     if (Finish_ > 1)
5162         [delegate_ saveState];
5163
5164     switch (Finish_) {
5165         case 0:
5166             [delegate_ returnToCydia];
5167         break;
5168
5169         case 1:
5170             [delegate_ terminateWithSuccess];
5171             /*if ([delegate_ respondsToSelector:@selector(suspendWithAnimation:)])
5172                 [delegate_ suspendWithAnimation:YES];
5173             else
5174                 [delegate_ suspend];*/
5175         break;
5176
5177         case 2:
5178             _trace();
5179             goto reload;
5180
5181         case 3:
5182             _trace();
5183             goto reload;
5184
5185         reload:
5186             system("/usr/bin/sbreload");
5187             _trace();
5188         break;
5189
5190         case 4:
5191             _trace();
5192             if (void (*SBReboot)(mach_port_t) = reinterpret_cast<void (*)(mach_port_t)>(dlsym(RTLD_DEFAULT, "SBReboot")))
5193                 SBReboot(SBSSpringBoardServerPort());
5194             else
5195                 reboot2(RB_AUTOBOOT);
5196         break;
5197     }
5198
5199     [super close];
5200 }
5201
5202 - (void) setTitle:(NSString *)title {
5203     [progress_ setTitle:title];
5204     [self updateProgress];
5205 }
5206
5207 - (UIBarButtonItem *) rightButton {
5208     return [[progress_ running] boolValue] ? [super rightButton] : [[[UIBarButtonItem alloc]
5209         initWithTitle:UCLocalize("CLOSE")
5210         style:UIBarButtonItemStylePlain
5211         target:self
5212         action:@selector(close)
5213     ] autorelease];
5214 }
5215
5216 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title {
5217     UpdateExternalStatus(1);
5218
5219     [progress_ setRunning:true];
5220     [self setTitle:title];
5221     // implicit updateProgress
5222
5223     SHA1SumValue notifyconf; {
5224         FileFd file;
5225         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5226             _error->Discard();
5227         else {
5228             MMap mmap(file, MMap::ReadOnly);
5229             SHA1Summation sha1;
5230             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5231             notifyconf = sha1.Result();
5232         }
5233     }
5234
5235     SHA1SumValue springlist; {
5236         FileFd file;
5237         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5238             _error->Discard();
5239         else {
5240             MMap mmap(file, MMap::ReadOnly);
5241             SHA1Summation sha1;
5242             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5243             springlist = sha1.Result();
5244         }
5245     }
5246
5247     if (invocation != nil) {
5248         [invocation yieldToSelector:@selector(invoke)];
5249         [self setTitle:@"COMPLETE"];
5250     }
5251
5252     if (Finish_ < 4) {
5253         FileFd file;
5254         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5255             _error->Discard();
5256         else {
5257             MMap mmap(file, MMap::ReadOnly);
5258             SHA1Summation sha1;
5259             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5260             if (!(notifyconf == sha1.Result()))
5261                 Finish_ = 4;
5262         }
5263     }
5264
5265     if (Finish_ < 3) {
5266         FileFd file;
5267         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5268             _error->Discard();
5269         else {
5270             MMap mmap(file, MMap::ReadOnly);
5271             SHA1Summation sha1;
5272             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5273             if (!(springlist == sha1.Result()))
5274                 Finish_ = 3;
5275         }
5276     }
5277
5278     if (Finish_ < 2) {
5279         if (RestartSubstrate_)
5280             Finish_ = 2;
5281     }
5282
5283     RestartSubstrate_ = false;
5284
5285     switch (Finish_) {
5286         case 0: [progress_ setFinish:UCLocalize("RETURN_TO_CYDIA")]; break; /* XXX: Maybe UCLocalize("DONE")? */
5287         case 1: [progress_ setFinish:UCLocalize("CLOSE_CYDIA")]; break;
5288         case 2: [progress_ setFinish:UCLocalize("RESTART_SPRINGBOARD")]; break;
5289         case 3: [progress_ setFinish:UCLocalize("RELOAD_SPRINGBOARD")]; break;
5290         case 4: [progress_ setFinish:UCLocalize("REBOOT_DEVICE")]; break;
5291     }
5292
5293     _trace();
5294     system("su -c /usr/bin/uicache mobile");
5295     _trace();
5296
5297     UpdateExternalStatus(Finish_ == 0 ? 0 : 2);
5298
5299     [progress_ setRunning:false];
5300     [self updateProgress];
5301
5302     [self applyRightButton];
5303 }
5304
5305 - (void) addProgressEvent:(CydiaProgressEvent *)event {
5306     [progress_ addEvent:event];
5307     [self updateProgress];
5308 }
5309
5310 - (bool) isProgressCancelled {
5311     return cancel_ == 2;
5312 }
5313
5314 - (void) cancel {
5315     cancel_ = 2;
5316     [self updateCancel];
5317 }
5318
5319 - (void) setCancellable:(bool)cancellable {
5320     unsigned cancel(cancel_);
5321
5322     if (!cancellable)
5323         cancel_ = 0;
5324     else if (cancel_ == 0)
5325         cancel_ = 1;
5326
5327     if (cancel != cancel_)
5328         [self updateCancel];
5329 }
5330
5331 - (void) setProgressCancellable:(NSNumber *)cancellable {
5332     [self setCancellable:[cancellable boolValue]];
5333 }
5334
5335 - (void) setProgressPercent:(NSNumber *)percent {
5336     [progress_ setPercent:[percent floatValue]];
5337     [self updateProgress];
5338 }
5339
5340 - (void) setProgressStatus:(NSDictionary *)status {
5341     if (status == nil) {
5342         [progress_ setCurrent:0];
5343         [progress_ setTotal:0];
5344         [progress_ setSpeed:0];
5345     } else {
5346         [progress_ setPercent:[[status objectForKey:@"Percent"] floatValue]];
5347
5348         [progress_ setCurrent:[[status objectForKey:@"Current"] floatValue]];
5349         [progress_ setTotal:[[status objectForKey:@"Total"] floatValue]];
5350         [progress_ setSpeed:[[status objectForKey:@"Speed"] floatValue]];
5351     }
5352
5353     [self updateProgress];
5354 }
5355
5356 @end
5357 /* }}} */
5358
5359 /* Package Cell {{{ */
5360 @interface PackageCell : CyteTableViewCell <
5361     CyteTableViewCellDelegate
5362 > {
5363     _H<UIImage> icon_;
5364     _H<NSString> name_;
5365     _H<NSString> description_;
5366     bool commercial_;
5367     _H<NSString> source_;
5368     _H<UIImage> badge_;
5369     _H<UIImage> placard_;
5370     bool summarized_;
5371 }
5372
5373 - (PackageCell *) init;
5374 - (void) setPackage:(Package *)package asSummary:(bool)summary;
5375
5376 - (void) drawContentRect:(CGRect)rect;
5377
5378 @end
5379
5380 @implementation PackageCell
5381
5382 - (PackageCell *) init {
5383     CGRect frame(CGRectMake(0, 0, 320, 74));
5384     if ((self = [super initWithFrame:frame reuseIdentifier:@"Package"]) != nil) {
5385         UIView *content([self contentView]);
5386         CGRect bounds([content bounds]);
5387
5388         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
5389         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5390         [content addSubview:content_];
5391
5392         [content_ setDelegate:self];
5393         [content_ setOpaque:YES];
5394     } return self;
5395 }
5396
5397 - (NSString *) accessibilityLabel {
5398     return [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), (id) name_, (id) description_];
5399 }
5400
5401 - (void) setPackage:(Package *)package asSummary:(bool)summary {
5402     summarized_ = summary;
5403
5404     icon_ = nil;
5405     name_ = nil;
5406     description_ = nil;
5407     source_ = nil;
5408     badge_ = nil;
5409     placard_ = nil;
5410
5411     if (package == nil)
5412         [content_ setBackgroundColor:[UIColor whiteColor]];
5413     else {
5414         [package parse];
5415
5416         Source *source = [package source];
5417
5418         icon_ = [package icon];
5419
5420         if (NSString *name = [package name])
5421             name_ = [NSString stringWithString:name];
5422
5423         NSString *description(nil);
5424
5425         if (description == nil && IsWildcat_)
5426             description = [package longDescription];
5427         if (description == nil)
5428             description = [package shortDescription];
5429
5430         if (description != nil)
5431             description_ = [NSString stringWithString:description];
5432
5433         commercial_ = [package isCommercial];
5434
5435         NSString *label = nil;
5436         bool trusted = false;
5437
5438         if (source != nil) {
5439             label = [source label];
5440             trusted = [source trusted];
5441         } else if ([[package id] isEqualToString:@"firmware"])
5442             label = UCLocalize("APPLE");
5443         else
5444             label = [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("UNKNOWN"), UCLocalize("LOCAL")];
5445
5446         NSString *from(label);
5447
5448         NSString *section = [package simpleSection];
5449         if (section != nil && ![section isEqualToString:label]) {
5450             section = [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
5451             from = [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), from, section];
5452         }
5453
5454         source_ = [NSString stringWithFormat:UCLocalize("FROM"), from];
5455
5456         if (NSString *purpose = [package primaryPurpose])
5457             badge_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Purposes/%@.png", App_, purpose]];
5458
5459         UIColor *color;
5460         NSString *placard;
5461
5462         if (NSString *mode = [package mode]) {
5463             if ([mode isEqualToString:@"REMOVE"] || [mode isEqualToString:@"PURGE"]) {
5464                 color = RemovingColor_;
5465                 //placard = @"removing";
5466             } else {
5467                 color = InstallingColor_;
5468                 //placard = @"installing";
5469             }
5470
5471             // XXX: the removing/installing placards are not @2x
5472             placard = nil;
5473         } else {
5474             color = [UIColor whiteColor];
5475
5476             if ([package installed] != nil)
5477                 placard = @"installed";
5478             else
5479                 placard = nil;
5480         }
5481
5482         [content_ setBackgroundColor:color];
5483
5484         if (placard != nil)
5485             placard_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/%@.png", App_, placard]];
5486     }
5487
5488     [self setNeedsDisplay];
5489     [content_ setNeedsDisplay];
5490 }
5491
5492 - (void) drawSummaryContentRect:(CGRect)rect {
5493     bool highlighted(highlighted_);
5494     float width([self bounds].size.width);
5495
5496     if (icon_ != nil) {
5497         CGRect rect;
5498         rect.size = [(UIImage *) icon_ size];
5499
5500         rect.size.width /= 4;
5501         rect.size.height /= 4;
5502
5503         rect.origin.x = 14 - rect.size.width / 4;
5504         rect.origin.y = 14 - rect.size.height / 4;
5505
5506         [icon_ drawInRect:rect];
5507     }
5508
5509     if (badge_ != nil) {
5510         CGRect rect;
5511         rect.size = [(UIImage *) badge_ size];
5512
5513         rect.size.width /= 4;
5514         rect.size.height /= 4;
5515
5516         rect.origin.x = 20 - rect.size.width / 4;
5517         rect.origin.y = 20 - rect.size.height / 4;
5518
5519         [badge_ drawInRect:rect];
5520     }
5521
5522     if (highlighted)
5523         UISetColor(White_);
5524
5525     if (!highlighted)
5526         UISetColor(commercial_ ? Purple_ : Black_);
5527     [name_ drawAtPoint:CGPointMake(36, 8) forWidth:(width - (placard_ == nil ? 68 : 94)) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5528
5529     if (placard_ != nil)
5530         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
5531 }
5532
5533 - (void) drawNormalContentRect:(CGRect)rect {
5534     bool highlighted(highlighted_);
5535     float width([self bounds].size.width);
5536
5537     if (icon_ != nil) {
5538         CGRect rect;
5539         rect.size = [(UIImage *) icon_ size];
5540
5541         rect.size.width /= 2;
5542         rect.size.height /= 2;
5543
5544         rect.origin.x = 25 - rect.size.width / 2;
5545         rect.origin.y = 25 - rect.size.height / 2;
5546
5547         [icon_ drawInRect:rect];
5548     }
5549
5550     if (badge_ != nil) {
5551         CGRect rect;
5552         rect.size = [(UIImage *) badge_ size];
5553
5554         rect.size.width /= 2;
5555         rect.size.height /= 2;
5556
5557         rect.origin.x = 36 - rect.size.width / 2;
5558         rect.origin.y = 36 - rect.size.height / 2;
5559
5560         [badge_ drawInRect:rect];
5561     }
5562
5563     if (highlighted)
5564         UISetColor(White_);
5565
5566     if (!highlighted)
5567         UISetColor(commercial_ ? Purple_ : Black_);
5568     [name_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - (placard_ == nil ? 80 : 106)) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5569     [source_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
5570
5571     if (!highlighted)
5572         UISetColor(commercial_ ? Purplish_ : Gray_);
5573     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:(width - 46) withFont:Font14_ lineBreakMode:UILineBreakModeTailTruncation];
5574
5575     if (placard_ != nil)
5576         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
5577 }
5578
5579 - (void) drawContentRect:(CGRect)rect {
5580     if (summarized_)
5581         [self drawSummaryContentRect:rect];
5582     else
5583         [self drawNormalContentRect:rect];
5584 }
5585
5586 @end
5587 /* }}} */
5588 /* Section Cell {{{ */
5589 @interface SectionCell : CyteTableViewCell <
5590     CyteTableViewCellDelegate
5591 > {
5592     _H<NSString> basic_;
5593     _H<NSString> section_;
5594     _H<NSString> name_;
5595     _H<NSString> count_;
5596     _H<UIImage> icon_;
5597     _H<UISwitch> switch_;
5598     BOOL editing_;
5599 }
5600
5601 - (void) setSection:(Section *)section editing:(BOOL)editing;
5602
5603 @end
5604
5605 @implementation SectionCell
5606
5607 - (id) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
5608     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
5609         icon_ = [UIImage applicationImageNamed:@"folder.png"];
5610         switch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(218, 9, 60, 25)] autorelease];
5611         [switch_ addTarget:self action:@selector(onSwitch:) forEvents:UIControlEventValueChanged];
5612
5613         UIView *content([self contentView]);
5614         CGRect bounds([content bounds]);
5615
5616         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
5617         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5618         [content addSubview:content_];
5619         [content_ setBackgroundColor:[UIColor whiteColor]];
5620
5621         [content_ setDelegate:self];
5622     } return self;
5623 }
5624
5625 - (void) onSwitch:(id)sender {
5626     NSMutableDictionary *metadata([Sections_ objectForKey:basic_]);
5627     if (metadata == nil) {
5628         metadata = [NSMutableDictionary dictionaryWithCapacity:2];
5629         [Sections_ setObject:metadata forKey:basic_];
5630     }
5631
5632     [metadata setObject:[NSNumber numberWithBool:([switch_ isOn] == NO)] forKey:@"Hidden"];
5633     Changed_ = true;
5634 }
5635
5636 - (void) setSection:(Section *)section editing:(BOOL)editing {
5637     if (editing != editing_) {
5638         if (editing_)
5639             [switch_ removeFromSuperview];
5640         else
5641             [self addSubview:switch_];
5642         editing_ = editing;
5643     }
5644
5645     basic_ = nil;
5646     section_ = nil;
5647     name_ = nil;
5648     count_ = nil;
5649
5650     if (section == nil) {
5651         name_ = UCLocalize("ALL_PACKAGES");
5652         count_ = nil;
5653     } else {
5654         basic_ = [section name];
5655         section_ = [section localized];
5656
5657         name_  = section_ == nil || [section_ length] == 0 ? UCLocalize("NO_SECTION") : (NSString *) section_;
5658         count_ = [NSString stringWithFormat:@"%d", [section count]];
5659
5660         if (editing_)
5661             [switch_ setOn:(isSectionVisible(basic_) ? 1 : 0) animated:NO];
5662     }
5663
5664     [self setAccessoryType:editing ? UITableViewCellAccessoryNone : UITableViewCellAccessoryDisclosureIndicator];
5665     [self setSelectionStyle:editing ? UITableViewCellSelectionStyleNone : UITableViewCellSelectionStyleBlue];
5666
5667     [content_ setNeedsDisplay];
5668 }
5669
5670 - (void) setFrame:(CGRect)frame {
5671     [super setFrame:frame];
5672
5673     CGRect rect([switch_ frame]);
5674     [switch_ setFrame:CGRectMake(frame.size.width - 102, 9, rect.size.width, rect.size.height)];
5675 }
5676
5677 - (NSString *) accessibilityLabel {
5678     return name_;
5679 }
5680
5681 - (void) drawContentRect:(CGRect)rect {
5682     bool highlighted(highlighted_ && !editing_);
5683
5684     [icon_ drawInRect:CGRectMake(8, 7, 32, 32)];
5685
5686     if (highlighted)
5687         UISetColor(White_);
5688
5689     float width(rect.size.width);
5690     if (editing_)
5691         width -= 87;
5692
5693     if (!highlighted)
5694         UISetColor(Black_);
5695     [name_ drawAtPoint:CGPointMake(48, 9) forWidth:(width - 70) withFont:Font22Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5696
5697     CGSize size = [count_ sizeWithFont:Font14_];
5698
5699     UISetColor(White_);
5700     if (count_ != nil)
5701         [count_ drawAtPoint:CGPointMake(13 + (29 - size.width) / 2, 16) withFont:Font12Bold_];
5702 }
5703
5704 @end
5705 /* }}} */
5706
5707 /* File Table {{{ */
5708 @interface FileTable : CyteViewController <
5709     UITableViewDataSource,
5710     UITableViewDelegate
5711 > {
5712     _transient Database *database_;
5713     _H<Package> package_;
5714     _H<NSString> name_;
5715     _H<NSMutableArray> files_;
5716     _H<UITableView, 2> list_;
5717 }
5718
5719 - (id) initWithDatabase:(Database *)database;
5720 - (void) setPackage:(Package *)package;
5721
5722 @end
5723
5724 @implementation FileTable
5725
5726 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
5727     return files_ == nil ? 0 : [files_ count];
5728 }
5729
5730 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
5731     return 24.0f;
5732 }*/
5733
5734 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
5735     static NSString *reuseIdentifier = @"Cell";
5736
5737     UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
5738     if (cell == nil) {
5739         cell = [[[UITableViewCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
5740         [cell setFont:[UIFont systemFontOfSize:16]];
5741     }
5742     [cell setText:[files_ objectAtIndex:indexPath.row]];
5743     [cell setSelectionStyle:UITableViewCellSelectionStyleNone];
5744
5745     return cell;
5746 }
5747
5748 - (NSURL *) navigationURL {
5749     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/files", [package_ id]]];
5750 }
5751
5752 - (void) loadView {
5753     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
5754
5755     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds]] autorelease];
5756     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5757     [list_ setRowHeight:24.0f];
5758     [(UITableView *) list_ setDataSource:self];
5759     [list_ setDelegate:self];
5760     [[self view] addSubview:list_];
5761 }
5762
5763 - (void) viewDidLoad {
5764     [super viewDidLoad];
5765
5766     [[self navigationItem] setTitle:UCLocalize("INSTALLED_FILES")];
5767 }
5768
5769 - (void) releaseSubviews {
5770     list_ = nil;
5771
5772     package_ = nil;
5773     files_ = nil;
5774
5775     [super releaseSubviews];
5776 }
5777
5778 - (id) initWithDatabase:(Database *)database {
5779     if ((self = [super init]) != nil) {
5780         database_ = database;
5781     } return self;
5782 }
5783
5784 - (void) setPackage:(Package *)package {
5785     package_ = nil;
5786     name_ = nil;
5787
5788     files_ = [NSMutableArray arrayWithCapacity:32];
5789
5790     if (package != nil) {
5791         package_ = package;
5792         name_ = [package id];
5793
5794         if (NSArray *files = [package files])
5795             [files_ addObjectsFromArray:files];
5796
5797         if ([files_ count] != 0) {
5798             if ([[files_ objectAtIndex:0] isEqualToString:@"/."])
5799                 [files_ removeObjectAtIndex:0];
5800             [files_ sortUsingSelector:@selector(compareByPath:)];
5801
5802             NSMutableArray *stack = [NSMutableArray arrayWithCapacity:8];
5803             [stack addObject:@"/"];
5804
5805             for (int i(0), e([files_ count]); i != e; ++i) {
5806                 NSString *file = [files_ objectAtIndex:i];
5807                 while (![file hasPrefix:[stack lastObject]])
5808                     [stack removeLastObject];
5809                 NSString *directory = [stack lastObject];
5810                 [stack addObject:[file stringByAppendingString:@"/"]];
5811                 [files_ replaceObjectAtIndex:i withObject:[NSString stringWithFormat:@"%*s%@",
5812                     ([stack count] - 2) * 3, "",
5813                     [file substringFromIndex:[directory length]]
5814                 ]];
5815             }
5816         }
5817     }
5818
5819     [list_ reloadData];
5820 }
5821
5822 - (void) reloadData {
5823     [super reloadData];
5824
5825     [self setPackage:[database_ packageWithName:name_]];
5826 }
5827
5828 @end
5829 /* }}} */
5830 /* Package Controller {{{ */
5831 @interface CYPackageController : CydiaWebViewController <
5832     UIActionSheetDelegate
5833 > {
5834     _transient Database *database_;
5835     _H<Package> package_;
5836     _H<NSString> name_;
5837     bool commercial_;
5838     _H<NSMutableArray> buttons_;
5839     _H<UIBarButtonItem> button_;
5840 }
5841
5842 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name;
5843
5844 @end
5845
5846 @implementation CYPackageController
5847
5848 - (NSURL *) navigationURL {
5849     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@", (id) name_]];
5850 }
5851
5852 /* XXX: this is not safe at all... localization of /fail/ */
5853 - (void) _clickButtonWithName:(NSString *)name {
5854     if ([name isEqualToString:UCLocalize("CLEAR")])
5855         [delegate_ clearPackage:package_];
5856     else if ([name isEqualToString:UCLocalize("INSTALL")])
5857         [delegate_ installPackage:package_];
5858     else if ([name isEqualToString:UCLocalize("REINSTALL")])
5859         [delegate_ installPackage:package_];
5860     else if ([name isEqualToString:UCLocalize("REMOVE")])
5861         [delegate_ removePackage:package_];
5862     else if ([name isEqualToString:UCLocalize("UPGRADE")])
5863         [delegate_ installPackage:package_];
5864     else _assert(false);
5865 }
5866
5867 - (void) actionSheet:(UIActionSheet *)sheet clickedButtonAtIndex:(NSInteger)button {
5868     NSString *context([sheet context]);
5869
5870     if ([context isEqualToString:@"modify"]) {
5871         if (button != [sheet cancelButtonIndex]) {
5872             NSString *buttonName = [buttons_ objectAtIndex:button];
5873             [self _clickButtonWithName:buttonName];
5874         }
5875
5876         [sheet dismissWithClickedButtonIndex:-1 animated:YES];
5877     }
5878 }
5879
5880 - (bool) _allowJavaScriptPanel {
5881     return commercial_;
5882 }
5883
5884 #if !AlwaysReload
5885 - (void) _customButtonClicked {
5886     int count([buttons_ count]);
5887     if (count == 0)
5888         return;
5889
5890     if (count == 1)
5891         [self _clickButtonWithName:[buttons_ objectAtIndex:0]];
5892     else {
5893         NSMutableArray *buttons = [NSMutableArray arrayWithCapacity:count];
5894         [buttons addObjectsFromArray:buttons_];
5895
5896         UIActionSheet *sheet = [[[UIActionSheet alloc]
5897             initWithTitle:nil
5898             delegate:self
5899             cancelButtonTitle:nil
5900             destructiveButtonTitle:nil
5901             otherButtonTitles:nil
5902         ] autorelease];
5903
5904         for (NSString *button in buttons) [sheet addButtonWithTitle:button];
5905         if (!IsWildcat_) {
5906            [sheet addButtonWithTitle:UCLocalize("CANCEL")];
5907            [sheet setCancelButtonIndex:[sheet numberOfButtons] - 1];
5908         }
5909         [sheet setContext:@"modify"];
5910
5911         [delegate_ showActionSheet:sheet fromItem:[[self navigationItem] rightBarButtonItem]];
5912     }
5913 }
5914
5915 // We don't want to allow non-commercial packages to do custom things to the install button,
5916 // so it must call customButtonClicked with a custom commercial_ == 1 fallthrough.
5917 - (void) customButtonClicked {
5918     if (commercial_)
5919         [super customButtonClicked];
5920     else
5921         [self _customButtonClicked];
5922 }
5923
5924 - (void) reloadButtonClicked {
5925     // Don't reload a commerical package by tapping the loading button,
5926     // but if it's not an Install button, we should forward it on.
5927     if (![package_ uninstalled])
5928         [self _customButtonClicked];
5929 }
5930
5931 - (void) applyLoadingTitle {
5932     // Don't show "Loading" as the title. Ever.
5933 }
5934
5935 - (UIBarButtonItem *) rightButton {
5936     return button_;
5937 }
5938 #endif
5939
5940 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name {
5941     if ((self = [super init]) != nil) {
5942         database_ = database;
5943         buttons_ = [NSMutableArray arrayWithCapacity:4];
5944         name_ = name == nil ? @"" : [NSString stringWithString:name];
5945         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/package/%@", UI_, (id) name_]]];
5946     } return self;
5947 }
5948
5949 - (void) reloadData {
5950     [super reloadData];
5951
5952     package_ = [database_ packageWithName:name_];
5953
5954     [buttons_ removeAllObjects];
5955
5956     if (package_ != nil) {
5957         [(Package *) package_ parse];
5958
5959         commercial_ = [package_ isCommercial];
5960
5961         if ([package_ mode] != nil)
5962             [buttons_ addObject:UCLocalize("CLEAR")];
5963         if ([package_ source] == nil);
5964         else if ([package_ upgradableAndEssential:NO])
5965             [buttons_ addObject:UCLocalize("UPGRADE")];
5966         else if ([package_ uninstalled])
5967             [buttons_ addObject:UCLocalize("INSTALL")];
5968         else
5969             [buttons_ addObject:UCLocalize("REINSTALL")];
5970         if (![package_ uninstalled])
5971             [buttons_ addObject:UCLocalize("REMOVE")];
5972     }
5973
5974     NSString *title;
5975     switch ([buttons_ count]) {
5976         case 0: title = nil; break;
5977         case 1: title = [buttons_ objectAtIndex:0]; break;
5978         default: title = UCLocalize("MODIFY"); break;
5979     }
5980
5981     button_ = [[[UIBarButtonItem alloc]
5982         initWithTitle:title
5983         style:UIBarButtonItemStylePlain
5984         target:self
5985         action:@selector(customButtonClicked)
5986     ] autorelease];
5987 }
5988
5989 - (bool) isLoading {
5990     return commercial_ ? [super isLoading] : false;
5991 }
5992
5993 @end
5994 /* }}} */
5995
5996 /* Package List Controller {{{ */
5997 @interface PackageListController : CyteViewController <
5998     UITableViewDataSource,
5999     UITableViewDelegate
6000 > {
6001     _transient Database *database_;
6002     unsigned era_;
6003     _H<NSArray> packages_;
6004     _H<NSMutableArray> sections_;
6005     _H<UITableView, 2> list_;
6006     _H<NSMutableArray> index_;
6007     _H<NSMutableDictionary> indices_;
6008     _H<NSString> title_;
6009     unsigned reloading_;
6010 }
6011
6012 - (id) initWithDatabase:(Database *)database title:(NSString *)title;
6013 - (void) setDelegate:(id)delegate;
6014 - (void) resetCursor;
6015 - (void) clearData;
6016
6017 @end
6018
6019 @implementation PackageListController
6020
6021 - (bool) isSummarized {
6022     return false;
6023 }
6024
6025 - (bool) showsSections {
6026     return true;
6027 }
6028
6029 - (void) deselectWithAnimation:(BOOL)animated {
6030     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
6031 }
6032
6033 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration curve:(UIViewAnimationCurve)curve {
6034     CGRect base = [[self view] bounds];
6035     base.size.height -= bounds.size.height;
6036     base.origin = [list_ frame].origin;
6037
6038     [UIView beginAnimations:nil context:NULL];
6039     [UIView setAnimationBeginsFromCurrentState:YES];
6040     [UIView setAnimationCurve:curve];
6041     [UIView setAnimationDuration:duration];
6042     [list_ setFrame:base];
6043     [UIView commitAnimations];
6044 }
6045
6046 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration {
6047     [self resizeForKeyboardBounds:bounds duration:duration curve:UIViewAnimationCurveLinear];
6048 }
6049
6050 - (void) resizeForKeyboardBounds:(CGRect)bounds {
6051     [self resizeForKeyboardBounds:bounds duration:0];
6052 }
6053
6054 - (void) getKeyboardCurve:(UIViewAnimationCurve *)curve duration:(NSTimeInterval *)duration forNotification:(NSNotification *)notification {
6055     if (&UIKeyboardAnimationCurveUserInfoKey == NULL)
6056         *curve = UIViewAnimationCurveEaseInOut;
6057     else
6058         [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:curve];
6059
6060     if (&UIKeyboardAnimationDurationUserInfoKey == NULL)
6061         *duration = 0.3;
6062     else
6063         [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:duration];
6064 }
6065
6066 - (void) keyboardWillShow:(NSNotification *)notification {
6067     CGRect bounds;
6068     CGPoint center;
6069     [[[notification userInfo] objectForKey:UIKeyboardBoundsUserInfoKey] getValue:&bounds];
6070     [[[notification userInfo] objectForKey:UIKeyboardCenterEndUserInfoKey] getValue:&center];
6071
6072     NSTimeInterval duration;
6073     UIViewAnimationCurve curve;
6074     [self getKeyboardCurve:&curve duration:&duration forNotification:notification];
6075
6076     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);
6077     UIViewController *base = self;
6078     while ([base parentViewController] != nil)
6079         base = [base parentViewController];
6080     CGRect viewframe = [[base view] convertRect:[list_ frame] fromView:[list_ superview]];
6081     CGRect intersection = CGRectIntersection(viewframe, kbframe);
6082
6083     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
6084         intersection.size.height += CYStatusBarHeight([self interfaceOrientation]);
6085
6086     [self resizeForKeyboardBounds:intersection duration:duration curve:curve];
6087 }
6088
6089 - (void) keyboardWillHide:(NSNotification *)notification {
6090     NSTimeInterval duration;
6091     UIViewAnimationCurve curve;
6092     [self getKeyboardCurve:&curve duration:&duration forNotification:notification];
6093
6094     [self resizeForKeyboardBounds:CGRectZero duration:duration curve:curve];
6095 }
6096
6097 - (void) viewWillAppear:(BOOL)animated {
6098     [super viewWillAppear:animated];
6099
6100     [self resizeForKeyboardBounds:CGRectZero];
6101     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillShow:) name:UIKeyboardWillShowNotification object:nil];
6102     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillHide:) name:UIKeyboardWillHideNotification object:nil];
6103 }
6104
6105 - (void) viewWillDisappear:(BOOL)animated {
6106     [super viewWillDisappear:animated];
6107
6108     [self resizeForKeyboardBounds:CGRectZero];
6109     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillShowNotification object:nil];
6110     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillHideNotification object:nil];
6111 }
6112
6113 - (void) viewDidAppear:(BOOL)animated {
6114     [super viewDidAppear:animated];
6115     [self deselectWithAnimation:animated];
6116 }
6117
6118 - (void) didSelectPackage:(Package *)package {
6119     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id]] autorelease]);
6120     [view setDelegate:delegate_];
6121     [[self navigationController] pushViewController:view animated:YES];
6122 }
6123
6124 #if TryIndexedCollation
6125 + (BOOL) hasIndexedCollation {
6126     return NO; // XXX: objc_getClass("UILocalizedIndexedCollation") != nil;
6127 }
6128 #endif
6129
6130 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
6131     NSInteger count([sections_ count]);
6132     return count == 0 ? 1 : count;
6133 }
6134
6135 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
6136     if ([sections_ count] == 0 || [[sections_ objectAtIndex:section] count] == 0)
6137         return nil;
6138     return [[sections_ objectAtIndex:section] name];
6139 }
6140
6141 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
6142     if ([sections_ count] == 0)
6143         return 0;
6144     return [[sections_ objectAtIndex:section] count];
6145 }
6146
6147 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
6148 @synchronized (database_) {
6149     if ([database_ era] != era_)
6150         return nil;
6151
6152     Section *section([sections_ objectAtIndex:[path section]]);
6153     NSInteger row([path row]);
6154     Package *package([packages_ objectAtIndex:([section row] + row)]);
6155     return [[package retain] autorelease];
6156 } }
6157
6158 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
6159     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
6160     if (cell == nil)
6161         cell = [[[PackageCell alloc] init] autorelease];
6162
6163     Package *package([database_ packageWithName:[[self packageAtIndexPath:path] id]]);
6164     [cell setPackage:package asSummary:[self isSummarized]];
6165     return cell;
6166 }
6167
6168 - (void) tableView:(UITableView *)table didSelectRowAtIndexPath:(NSIndexPath *)path {
6169     Package *package([self packageAtIndexPath:path]);
6170     package = [database_ packageWithName:[package id]];
6171     [self didSelectPackage:package];
6172 }
6173
6174 - (NSArray *) sectionIndexTitlesForTableView:(UITableView *)tableView {
6175     if (![self showsSections])
6176         return nil;
6177
6178     return index_;
6179 }
6180
6181 - (NSInteger) tableView:(UITableView *)tableView sectionForSectionIndexTitle:(NSString *)title atIndex:(NSInteger)index {
6182 #if TryIndexedCollation
6183     if ([[self class] hasIndexedCollation]) {
6184         return [[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionForSectionIndexTitleAtIndex:index];
6185     }
6186 #endif
6187
6188     return index;
6189 }
6190
6191 - (void) updateHeight {
6192     [list_ setRowHeight:([self isSummarized] ? 38 : 73)];
6193 }
6194
6195 - (id) initWithDatabase:(Database *)database title:(NSString *)title {
6196     if ((self = [super init]) != nil) {
6197         database_ = database;
6198         title_ = [title copy];
6199         [[self navigationItem] setTitle:title_];
6200     } return self;
6201 }
6202
6203 - (void) loadView {
6204     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
6205
6206     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain] autorelease];
6207     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6208     [[self view] addSubview:list_];
6209
6210     // XXX: is 20 the most optimal number here?
6211     [list_ setSectionIndexMinimumDisplayRowCount:20];
6212
6213     [(UITableView *) list_ setDataSource:self];
6214     [list_ setDelegate:self];
6215
6216     [self updateHeight];
6217 }
6218
6219 - (void) releaseSubviews {
6220     list_ = nil;
6221
6222     packages_ = nil;
6223     sections_ = nil;
6224     index_ = nil;
6225     indices_ = nil;
6226
6227     [super releaseSubviews];
6228 }
6229
6230 - (void) setDelegate:(id)delegate {
6231     delegate_ = delegate;
6232 }
6233
6234 - (bool) shouldYield {
6235     return false;
6236 }
6237
6238 - (bool) shouldBlock {
6239     return false;
6240 }
6241
6242 - (NSMutableArray *) _reloadPackages {
6243 @synchronized (database_) {
6244     era_ = [database_ era];
6245     NSArray *packages([database_ packages]);
6246
6247     return [NSMutableArray arrayWithArray:packages];
6248 } }
6249
6250 - (void) _reloadData {
6251     if (reloading_ != 0) {
6252         reloading_ = 2;
6253         return;
6254     }
6255
6256     NSArray *packages;
6257
6258     if ([self shouldYield]) {
6259         do {
6260             UIProgressHUD *hud;
6261
6262             if (![self shouldBlock])
6263                 hud = nil;
6264             else {
6265                 hud = [delegate_ addProgressHUD];
6266                 [hud setText:UCLocalize("LOADING")];
6267             }
6268
6269             reloading_ = 1;
6270             packages = [self yieldToSelector:@selector(_reloadPackages)];
6271
6272             if (hud != nil)
6273                 [delegate_ removeProgressHUD:hud];
6274         } while (reloading_ == 2);
6275
6276         reloading_ = 0;
6277     } else {
6278         packages = [self _reloadPackages];
6279     }
6280
6281     packages_ = packages;
6282
6283     indices_ = [NSMutableDictionary dictionaryWithCapacity:32];
6284     sections_ = [NSMutableArray arrayWithCapacity:16];
6285
6286     Section *section = nil;
6287
6288 #if TryIndexedCollation
6289     if ([[self class] hasIndexedCollation]) {
6290         index_ = [[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionIndexTitles];
6291
6292         id collation = [objc_getClass("UILocalizedIndexedCollation") currentCollation];
6293         NSArray *titles = [collation sectionIndexTitles];
6294         int secidx = -1;
6295
6296         _profile(PackageTable$reloadData$Section)
6297             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6298                 Package *package;
6299                 int index;
6300
6301                 _profile(PackageTable$reloadData$Section$Package)
6302                     package = [packages_ objectAtIndex:offset];
6303                     index = [collation sectionForObject:package collationStringSelector:@selector(name)];
6304                 _end
6305
6306                 while (secidx < index) {
6307                     secidx += 1;
6308
6309                     _profile(PackageTable$reloadData$Section$Allocate)
6310                         section = [[[Section alloc] initWithName:[titles objectAtIndex:secidx] row:offset localize:NO] autorelease];
6311                     _end
6312
6313                     _profile(PackageTable$reloadData$Section$Add)
6314                         [sections_ addObject:section];
6315                     _end
6316                 }
6317
6318                 [section addToCount];
6319             }
6320         _end
6321     } else
6322 #endif
6323     {
6324         index_ = [NSMutableArray arrayWithCapacity:32];
6325
6326         bool sectioned([self showsSections]);
6327         if (!sectioned) {
6328             section = [[[Section alloc] initWithName:nil localize:false] autorelease];
6329             [sections_ addObject:section];
6330         }
6331
6332         _profile(PackageTable$reloadData$Section)
6333             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6334                 Package *package;
6335                 unichar index;
6336
6337                 _profile(PackageTable$reloadData$Section$Package)
6338                     package = [packages_ objectAtIndex:offset];
6339                     index = [package index];
6340                 _end
6341
6342                 if (sectioned && (section == nil || [section index] != index)) {
6343                     _profile(PackageTable$reloadData$Section$Allocate)
6344                         section = [[[Section alloc] initWithIndex:index row:offset] autorelease];
6345                     _end
6346
6347                     [index_ addObject:[section name]];
6348                     //[indices_ setObject:[NSNumber numberForInt:[sections_ count]] forKey:index];
6349
6350                     _profile(PackageTable$reloadData$Section$Add)
6351                         [sections_ addObject:section];
6352                     _end
6353                 }
6354
6355                 [section addToCount];
6356             }
6357         _end
6358     }
6359
6360     [self updateHeight];
6361
6362     _profile(PackageTable$reloadData$List)
6363         [(UITableView *) list_ setDataSource:self];
6364         [list_ reloadData];
6365     _end
6366 }
6367
6368 - (void) reloadData {
6369     [super reloadData];
6370
6371     if ([self shouldYield])
6372         [self performSelector:@selector(_reloadData) withObject:nil afterDelay:0];
6373     else
6374         [self _reloadData];
6375 }
6376
6377 - (void) resetCursor {
6378     [list_ scrollRectToVisible:CGRectMake(0, 0, 1, 1) animated:NO];
6379 }
6380
6381 - (void) clearData {
6382     [self updateHeight];
6383
6384     [list_ setDataSource:nil];
6385     [list_ reloadData];
6386
6387     [self resetCursor];
6388 }
6389
6390 @end
6391 /* }}} */
6392 /* Filtered Package List Controller {{{ */
6393 @interface FilteredPackageListController : PackageListController {
6394     SEL filter_;
6395     IMP imp_;
6396     _H<NSObject> object_;
6397 }
6398
6399 - (void) setObject:(id)object;
6400 - (void) setObject:(id)object forFilter:(SEL)filter;
6401
6402 - (SEL) filter;
6403 - (void) setFilter:(SEL)filter;
6404
6405 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object;
6406
6407 @end
6408
6409 @implementation FilteredPackageListController
6410
6411 - (SEL) filter {
6412     return filter_;
6413 }
6414
6415 - (void) setFilter:(SEL)filter {
6416 @synchronized (self) {
6417     filter_ = filter;
6418
6419     /* XXX: this is an unsafe optimization of doomy hell */
6420     Method method(class_getInstanceMethod([Package class], filter));
6421     _assert(method != NULL);
6422     imp_ = method_getImplementation(method);
6423     _assert(imp_ != NULL);
6424 } }
6425
6426 - (void) setObject:(id)object {
6427 @synchronized (self) {
6428     object_ = object;
6429 } }
6430
6431 - (void) setObject:(id)object forFilter:(SEL)filter {
6432 @synchronized (self) {
6433     [self setFilter:filter];
6434     [self setObject:object];
6435 } }
6436
6437 - (NSMutableArray *) _reloadPackages {
6438 @synchronized (database_) {
6439     era_ = [database_ era];
6440     NSArray *packages([database_ packages]);
6441
6442     NSMutableArray *filtered([NSMutableArray arrayWithCapacity:[packages count]]);
6443
6444     IMP imp;
6445     SEL filter;
6446     _H<NSObject> object;
6447
6448     @synchronized (self) {
6449         imp = imp_;
6450         filter = filter_;
6451         object = object_;
6452     }
6453
6454     _profile(PackageTable$reloadData$Filter)
6455         for (Package *package in packages)
6456             if ([package valid] && (*reinterpret_cast<bool (*)(id, SEL, id)>(imp))(package, filter, object))
6457                 [filtered addObject:package];
6458     _end
6459
6460     return filtered;
6461 } }
6462
6463 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object {
6464     if ((self = [super initWithDatabase:database title:title]) != nil) {
6465         [self setFilter:filter];
6466         [self setObject:object];
6467     } return self;
6468 }
6469
6470 @end
6471 /* }}} */
6472
6473 /* Home Controller {{{ */
6474 @interface HomeController : CydiaWebViewController {
6475 }
6476
6477 @end
6478
6479 @implementation HomeController
6480
6481 - (id) init {
6482     if ((self = [super init]) != nil) {
6483         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/home/", UI_]]];
6484         [self reloadData];
6485     } return self;
6486 }
6487
6488 - (NSURL *) navigationURL {
6489     return [NSURL URLWithString:@"cydia://home"];
6490 }
6491
6492 - (void) didReceiveMemoryWarning {
6493 }
6494
6495 - (void) aboutButtonClicked {
6496     UIAlertView *alert([[[UIAlertView alloc] init] autorelease]);
6497
6498     [alert setTitle:UCLocalize("ABOUT_CYDIA")];
6499     [alert addButtonWithTitle:UCLocalize("CLOSE")];
6500     [alert setCancelButtonIndex:0];
6501
6502     [alert setMessage:
6503         @"Copyright \u00a9 2008-2011\n"
6504         "SaurikIT, LLC\n"
6505         "\n"
6506         "Jay Freeman (saurik)\n"
6507         "saurik@saurik.com\n"
6508         "http://www.saurik.com/"
6509     ];
6510
6511     [alert show];
6512 }
6513
6514 - (UIBarButtonItem *) leftButton {
6515     return [[[UIBarButtonItem alloc]
6516         initWithTitle:UCLocalize("ABOUT")
6517         style:UIBarButtonItemStylePlain
6518         target:self
6519         action:@selector(aboutButtonClicked)
6520     ] autorelease];
6521 }
6522
6523 @end
6524 /* }}} */
6525 /* Manage Controller {{{ */
6526 @interface ManageController : CydiaWebViewController {
6527 }
6528
6529 - (void) queueStatusDidChange;
6530
6531 @end
6532
6533 @implementation ManageController
6534
6535 - (id) init {
6536     if ((self = [super init]) != nil) {
6537         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/manage/", UI_]]];
6538     } return self;
6539 }
6540
6541 - (NSURL *) navigationURL {
6542     return [NSURL URLWithString:@"cydia://manage"];
6543 }
6544
6545 - (UIBarButtonItem *) leftButton {
6546     return [[[UIBarButtonItem alloc]
6547         initWithTitle:UCLocalize("SETTINGS")
6548         style:UIBarButtonItemStylePlain
6549         target:self
6550         action:@selector(settingsButtonClicked)
6551     ] autorelease];
6552 }
6553
6554 - (void) settingsButtonClicked {
6555     [delegate_ showSettings];
6556 }
6557
6558 - (void) queueButtonClicked {
6559     [delegate_ queue];
6560 }
6561
6562 - (UIBarButtonItem *) customButton {
6563     return Queuing_ ? [[[UIBarButtonItem alloc]
6564         initWithTitle:UCLocalize("QUEUE")
6565         style:UIBarButtonItemStyleDone
6566         target:self
6567         action:@selector(queueButtonClicked)
6568     ] autorelease] : [super customButton];
6569 }
6570
6571 - (void) queueStatusDidChange {
6572     [self applyRightButton];
6573 }
6574
6575 - (bool) isLoading {
6576     return !Queuing_ && [super isLoading];
6577 }
6578
6579 @end
6580 /* }}} */
6581
6582 /* Refresh Bar {{{ */
6583 @interface RefreshBar : UINavigationBar {
6584     _H<UIProgressIndicator> indicator_;
6585     _H<UITextLabel> prompt_;
6586     _H<UIProgressBar> progress_;
6587     _H<UINavigationButton> cancel_;
6588 }
6589
6590 @end
6591
6592 @implementation RefreshBar
6593
6594 - (void) positionViews {
6595     CGRect frame = [cancel_ frame];
6596     frame.size = [cancel_ sizeThatFits:frame.size];
6597     frame.origin.x = [self frame].size.width - frame.size.width - 5;
6598     frame.origin.y = ([self frame].size.height - frame.size.height) / 2;
6599     [cancel_ setFrame:frame];
6600
6601     CGSize prgsize = {75, 100};
6602     CGRect prgrect = {{
6603         [self frame].size.width - prgsize.width - 10,
6604         ([self frame].size.height - prgsize.height) / 2
6605     } , prgsize};
6606     [progress_ setFrame:prgrect];
6607
6608     CGSize indsize([UIProgressIndicator defaultSizeForStyle:[indicator_ activityIndicatorViewStyle]]);
6609     unsigned indoffset = ([self frame].size.height - indsize.height) / 2;
6610     CGRect indrect = {{indoffset, indoffset}, indsize};
6611     [indicator_ setFrame:indrect];
6612
6613     CGSize prmsize = {215, indsize.height + 4};
6614     CGRect prmrect = {{
6615         indoffset * 2 + indsize.width,
6616         unsigned([self frame].size.height - prmsize.height) / 2 - 1
6617     }, prmsize};
6618     [prompt_ setFrame:prmrect];
6619 }
6620
6621 - (void) setFrame:(CGRect)frame {
6622     [super setFrame:frame];
6623     [self positionViews];
6624 }
6625
6626 - (id) initWithFrame:(CGRect)frame delegate:(id)delegate {
6627     if ((self = [super initWithFrame:frame]) != nil) {
6628         [self setAutoresizingMask:UIViewAutoresizingFlexibleWidth];
6629
6630         [self setBarStyle:UIBarStyleBlack];
6631
6632         UIBarStyle barstyle([self _barStyle:NO]);
6633         bool ugly(barstyle == UIBarStyleDefault);
6634
6635         UIProgressIndicatorStyle style = ugly ?
6636             UIProgressIndicatorStyleMediumBrown :
6637             UIProgressIndicatorStyleMediumWhite;
6638
6639         indicator_ = [[[UIProgressIndicator alloc] initWithFrame:CGRectZero] autorelease];
6640         [(UIProgressIndicator *) indicator_ setStyle:style];
6641         [indicator_ startAnimation];
6642         [self addSubview:indicator_];
6643
6644         prompt_ = [[[UITextLabel alloc] initWithFrame:CGRectZero] autorelease];
6645         [prompt_ setColor:[UIColor colorWithCGColor:(ugly ? Blueish_ : Off_)]];
6646         [prompt_ setBackgroundColor:[UIColor clearColor]];
6647         [prompt_ setFont:[UIFont systemFontOfSize:15]];
6648         [self addSubview:prompt_];
6649
6650         progress_ = [[[UIProgressBar alloc] initWithFrame:CGRectZero] autorelease];
6651         [progress_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleLeftMargin];
6652         [(UIProgressBar *) progress_ setStyle:0];
6653         [self addSubview:progress_];
6654
6655         cancel_ = [[[UINavigationButton alloc] initWithTitle:UCLocalize("CANCEL") style:UINavigationButtonStyleHighlighted] autorelease];
6656         [cancel_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
6657         [cancel_ addTarget:delegate action:@selector(cancelPressed) forControlEvents:UIControlEventTouchUpInside];
6658         [cancel_ setBarStyle:barstyle];
6659
6660         [self positionViews];
6661     } return self;
6662 }
6663
6664 - (void) setCancellable:(bool)cancellable {
6665     if (cancellable)
6666         [self addSubview:cancel_];
6667     else
6668         [cancel_ removeFromSuperview];
6669 }
6670
6671 - (void) start {
6672     [prompt_ setText:UCLocalize("UPDATING_DATABASE")];
6673     [progress_ setProgress:0];
6674 }
6675
6676 - (void) stop {
6677     [self setCancellable:NO];
6678 }
6679
6680 - (void) setPrompt:(NSString *)prompt {
6681     [prompt_ setText:prompt];
6682 }
6683
6684 - (void) setProgress:(float)progress {
6685     [progress_ setProgress:progress];
6686 }
6687
6688 @end
6689 /* }}} */
6690
6691 /* Cydia Navigation Controller Interface {{{ */
6692 @interface UINavigationController (Cydia)
6693
6694 - (NSArray *) navigationURLCollection;
6695 - (void) unloadData;
6696
6697 @end
6698 /* }}} */
6699
6700 /* Cydia Tab Bar Controller {{{ */
6701 @interface CYTabBarController : UITabBarController <
6702     UITabBarControllerDelegate,
6703     ProgressDelegate
6704 > {
6705     _transient Database *database_;
6706     _H<RefreshBar, 1> refreshbar_;
6707
6708     bool dropped_;
6709     bool updating_;
6710     // XXX: ok, "updatedelegate_"?...
6711     _transient NSObject<CydiaDelegate> *updatedelegate_;
6712
6713     _H<UIViewController> remembered_;
6714     _transient UIViewController *transient_;
6715 }
6716
6717 - (NSArray *) navigationURLCollection;
6718 - (void) dropBar:(BOOL)animated;
6719 - (void) beginUpdate;
6720 - (void) raiseBar:(BOOL)animated;
6721 - (BOOL) updating;
6722 - (void) unloadData;
6723
6724 @end
6725
6726 @implementation CYTabBarController
6727
6728 - (void) setUnselectedViewController:(UIViewController *)transient {
6729     NSMutableArray *controllers = [[self viewControllers] mutableCopy];
6730     if (transient != nil) {
6731         if (transient_ == nil)
6732             remembered_ = [controllers objectAtIndex:0];
6733         transient_ = transient;
6734         [transient_ setTabBarItem:[remembered_ tabBarItem]];
6735         [controllers replaceObjectAtIndex:0 withObject:transient_];
6736         [self setSelectedIndex:0];
6737         [self setViewControllers:controllers];
6738         [self concealTabBarSelection];
6739     } else if (remembered_ != nil) {
6740         [remembered_ setTabBarItem:[transient_ tabBarItem]];
6741         transient_ = transient;
6742         [controllers replaceObjectAtIndex:0 withObject:remembered_];
6743         remembered_ = nil;
6744         [self setViewControllers:controllers];
6745         [self revealTabBarSelection];
6746     }
6747 }
6748
6749 - (UIViewController *) unselectedViewController {
6750     return transient_;
6751 }
6752
6753 - (void) tabBarController:(UITabBarController *)tabBarController didSelectViewController:(UIViewController *)viewController {
6754     if ([self unselectedViewController])
6755         [self setUnselectedViewController:nil];
6756 }
6757
6758 - (NSArray *) navigationURLCollection {
6759     NSMutableArray *items([NSMutableArray array]);
6760
6761     // XXX: Should this deal with transient view controllers?
6762     for (id navigation in [self viewControllers]) {
6763         NSArray *stack = [navigation performSelector:@selector(navigationURLCollection)];
6764         if (stack != nil)
6765             [items addObject:stack];
6766     }
6767
6768     return items;
6769 }
6770
6771 - (void) unloadData {
6772     [super unloadData];
6773
6774     for (UINavigationController *controller in [self viewControllers])
6775         [controller unloadData];
6776
6777     if (UIViewController *selected = [self selectedViewController])
6778         [selected reloadData];
6779
6780     if (UIViewController *unselected = [self unselectedViewController]) {
6781         [unselected unloadData];
6782         [unselected reloadData];
6783     }
6784 }
6785
6786 - (void) dealloc {
6787     [[NSNotificationCenter defaultCenter] removeObserver:self];
6788
6789     [super dealloc];
6790 }
6791
6792 - (id) initWithDatabase:(Database *)database {
6793     if ((self = [super init]) != nil) {
6794         database_ = database;
6795         [self setDelegate:self];
6796
6797         [[self view] setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6798         [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(statusBarFrameChanged:) name:UIApplicationDidChangeStatusBarFrameNotification object:nil];
6799
6800         refreshbar_ = [[[RefreshBar alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, [UINavigationBar defaultSize].height) delegate:self] autorelease];
6801     } return self;
6802 }
6803
6804 - (void) setUpdate:(NSDate *)date {
6805     [self beginUpdate];
6806 }
6807
6808 - (void) beginUpdate {
6809     [(RefreshBar *) refreshbar_ start];
6810     [self dropBar:YES];
6811
6812     [updatedelegate_ retainNetworkActivityIndicator];
6813     updating_ = true;
6814
6815     [NSThread
6816         detachNewThreadSelector:@selector(performUpdate)
6817         toTarget:self
6818         withObject:nil
6819     ];
6820 }
6821
6822 - (void) performUpdate {
6823     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
6824
6825     Status status;
6826     status.setDelegate(self);
6827     [database_ updateWithStatus:status];
6828
6829     [self
6830         performSelectorOnMainThread:@selector(completeUpdate)
6831         withObject:nil
6832         waitUntilDone:NO
6833     ];
6834
6835     [pool release];
6836 }
6837
6838 - (void) stopUpdateWithSelector:(SEL)selector {
6839     updating_ = false;
6840     [updatedelegate_ releaseNetworkActivityIndicator];
6841
6842     [self raiseBar:YES];
6843     [refreshbar_ stop];
6844
6845     [updatedelegate_ performSelector:selector withObject:nil afterDelay:0];
6846 }
6847
6848 - (void) completeUpdate {
6849     if (!updating_)
6850         return;
6851     [self stopUpdateWithSelector:@selector(reloadData)];
6852 }
6853
6854 - (void) cancelUpdate {
6855     [self stopUpdateWithSelector:@selector(updateData)];
6856 }
6857
6858 - (void) cancelPressed {
6859     [self cancelUpdate];
6860 }
6861
6862 - (BOOL) updating {
6863     return updating_;
6864 }
6865
6866 - (void) addProgressEvent:(CydiaProgressEvent *)event {
6867     [refreshbar_ setPrompt:[event compoundMessage]];
6868 }
6869
6870 - (bool) isProgressCancelled {
6871     return !updating_;
6872 }
6873
6874 - (void) setProgressCancellable:(NSNumber *)cancellable {
6875     [refreshbar_ setCancellable:(updating_ && [cancellable boolValue])];
6876 }
6877
6878 - (void) setProgressPercent:(NSNumber *)percent {
6879     [refreshbar_ setProgress:[percent floatValue]];
6880 }
6881
6882 - (void) setProgressStatus:(NSDictionary *)status {
6883     if (status != nil)
6884         [self setProgressPercent:[status objectForKey:@"Percent"]];
6885 }
6886
6887 - (void) setUpdateDelegate:(id)delegate {
6888     updatedelegate_ = delegate;
6889 }
6890
6891 - (UIView *) transitionView {
6892     if ([self respondsToSelector:@selector(_transitionView)])
6893         return [self _transitionView];
6894     else
6895         return MSHookIvar<id>(self, "_viewControllerTransitionView");
6896 }
6897
6898 - (void) dropBar:(BOOL)animated {
6899     if (dropped_)
6900         return;
6901     dropped_ = true;
6902
6903     UIView *transition([self transitionView]);
6904     [[self view] addSubview:refreshbar_];
6905
6906     CGRect barframe([refreshbar_ frame]);
6907
6908     if (kCFCoreFoundationVersionNumber >= kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
6909         barframe.origin.y = CYStatusBarHeight([self interfaceOrientation]);
6910     else
6911         barframe.origin.y = 0;
6912
6913     [refreshbar_ setFrame:barframe];
6914
6915     if (animated)
6916         [UIView beginAnimations:nil context:NULL];
6917
6918     CGRect viewframe = [transition frame];
6919     viewframe.origin.y += barframe.size.height;
6920     viewframe.size.height -= barframe.size.height;
6921     [transition setFrame:viewframe];
6922
6923     if (animated)
6924         [UIView commitAnimations];
6925
6926     // Ensure bar has the proper width for our view, it might have changed
6927     barframe.size.width = viewframe.size.width;
6928     [refreshbar_ setFrame:barframe];
6929 }
6930
6931 - (void) raiseBar:(BOOL)animated {
6932     if (!dropped_)
6933         return;
6934     dropped_ = false;
6935
6936     UIView *transition([self transitionView]);
6937     [refreshbar_ removeFromSuperview];
6938
6939     CGRect barframe([refreshbar_ frame]);
6940
6941     if (animated)
6942         [UIView beginAnimations:nil context:NULL];
6943
6944     CGRect viewframe = [transition frame];
6945     viewframe.origin.y -= barframe.size.height;
6946     viewframe.size.height += barframe.size.height;
6947     [transition setFrame:viewframe];
6948
6949     if (animated)
6950         [UIView commitAnimations];
6951 }
6952
6953 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
6954     bool dropped(dropped_);
6955
6956     if (dropped)
6957         [self raiseBar:NO];
6958
6959     [super didRotateFromInterfaceOrientation:fromInterfaceOrientation];
6960
6961     if (dropped)
6962         [self dropBar:NO];
6963 }
6964
6965 - (void) statusBarFrameChanged:(NSNotification *)notification {
6966     if (dropped_) {
6967         [self raiseBar:NO];
6968         [self dropBar:NO];
6969     }
6970 }
6971
6972 @end
6973 /* }}} */
6974
6975 /* Cydia Navigation Controller Implementation {{{ */
6976 @implementation UINavigationController (Cydia)
6977
6978 - (NSArray *) navigationURLCollection {
6979     NSMutableArray *stack([NSMutableArray array]);
6980
6981     for (CyteViewController *controller in [self viewControllers]) {
6982         NSString *url = [[controller navigationURL] absoluteString];
6983         if (url != nil)
6984             [stack addObject:url];
6985     }
6986
6987     return stack;
6988 }
6989
6990 - (void) reloadData {
6991     [super reloadData];
6992
6993     UIViewController *visible([self visibleViewController]);
6994     if (visible != nil)
6995         [visible reloadData];
6996
6997     // on the iPad, this view controller is ALSO visible. :(
6998     if (IsWildcat_)
6999         if (UIViewController *top = [self topViewController])
7000             if (top != visible)
7001                 [top reloadData];
7002 }
7003
7004 - (void) unloadData {
7005     for (CyteViewController *page in [self viewControllers])
7006         [page unloadData];
7007
7008     [super unloadData];
7009 }
7010
7011 @end
7012 /* }}} */
7013
7014 /* Cydia:// Protocol {{{ */
7015 @interface CydiaURLProtocol : NSURLProtocol {
7016 }
7017
7018 @end
7019
7020 @implementation CydiaURLProtocol
7021
7022 + (BOOL) canInitWithRequest:(NSURLRequest *)request {
7023     NSURL *url([request URL]);
7024     if (url == nil)
7025         return NO;
7026
7027     NSString *scheme([[url scheme] lowercaseString]);
7028     if (scheme != nil && [scheme isEqualToString:@"cydia"])
7029         return YES;
7030     if ([[url absoluteString] hasPrefix:@"about:cydia-"])
7031         return YES;
7032
7033     return NO;
7034 }
7035
7036 + (NSURLRequest *) canonicalRequestForRequest:(NSURLRequest *)request {
7037     return request;
7038 }
7039
7040 - (void) _returnPNGWithImage:(UIImage *)icon forRequest:(NSURLRequest *)request {
7041     id<NSURLProtocolClient> client([self client]);
7042     if (icon == nil)
7043         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorFileDoesNotExist userInfo:nil]];
7044     else {
7045         NSData *data(UIImagePNGRepresentation(icon));
7046
7047         NSURLResponse *response([[[NSURLResponse alloc] initWithURL:[request URL] MIMEType:@"image/png" expectedContentLength:-1 textEncodingName:nil] autorelease]);
7048         [client URLProtocol:self didReceiveResponse:response cacheStoragePolicy:NSURLCacheStorageNotAllowed];
7049         [client URLProtocol:self didLoadData:data];
7050         [client URLProtocolDidFinishLoading:self];
7051     }
7052 }
7053
7054 - (void) startLoading {
7055     id<NSURLProtocolClient> client([self client]);
7056     NSURLRequest *request([self request]);
7057
7058     NSURL *url([request URL]);
7059     NSString *href([url absoluteString]);
7060     NSString *scheme([[url scheme] lowercaseString]);
7061
7062     NSString *path;
7063
7064     if ([scheme isEqualToString:@"cydia"])
7065         path = [href substringFromIndex:8];
7066     else if ([scheme isEqualToString:@"about"])
7067         path = [href substringFromIndex:12];
7068     else _assert(false);
7069
7070     NSRange slash([path rangeOfString:@"/"]);
7071
7072     NSString *command;
7073     if (slash.location == NSNotFound) {
7074         command = path;
7075         path = nil;
7076     } else {
7077         command = [path substringToIndex:slash.location];
7078         path = [path substringFromIndex:(slash.location + 1)];
7079     }
7080
7081     Database *database([Database sharedInstance]);
7082
7083     if ([command isEqualToString:@"package-icon"]) {
7084         if (path == nil)
7085             goto fail;
7086         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7087         Package *package([database packageWithName:path]);
7088         if (package == nil)
7089             goto fail;
7090         [package parse];
7091         UIImage *icon([package icon]);
7092         [self _returnPNGWithImage:icon forRequest:request];
7093     } else if ([command isEqualToString:@"source-icon"]) {
7094         if (path == nil)
7095             goto fail;
7096         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7097         NSString *source(Simplify(path));
7098         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sources/%@.png", App_, source]]);
7099         if (icon == nil)
7100             icon = [UIImage applicationImageNamed:@"unknown.png"];
7101         [self _returnPNGWithImage:icon forRequest:request];
7102     } else if ([command isEqualToString:@"uikit-image"]) {
7103         if (path == nil)
7104             goto fail;
7105         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7106         UIImage *icon(_UIImageWithName(path));
7107         [self _returnPNGWithImage:icon forRequest:request];
7108     } else if ([command isEqualToString:@"section-icon"]) {
7109         if (path == nil)
7110             goto fail;
7111         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7112         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, [path stringByReplacingOccurrencesOfString:@" " withString:@"_"]]]);
7113         if (icon == nil)
7114             icon = [UIImage applicationImageNamed:@"unknown.png"];
7115         [self _returnPNGWithImage:icon forRequest:request];
7116     } else fail: {
7117         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorResourceUnavailable userInfo:nil]];
7118     }
7119 }
7120
7121 - (void) stopLoading {
7122 }
7123
7124 @end
7125 /* }}} */
7126
7127 /* Section Controller {{{ */
7128 @interface SectionController : FilteredPackageListController {
7129     _H<NSString> section_;
7130 }
7131
7132 - (id) initWithDatabase:(Database *)database section:(NSString *)section;
7133
7134 @end
7135
7136 @implementation SectionController
7137
7138 - (NSURL *) navigationURL {
7139     NSString *name = section_;
7140     if (name == nil)
7141         name = @"all";
7142
7143     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sections/%@", name]];
7144 }
7145
7146 - (id) initWithDatabase:(Database *)database section:(NSString *)name {
7147     NSString *title;
7148     if (name == nil)
7149         title = UCLocalize("ALL_PACKAGES");
7150     else if (![name isEqual:@""])
7151         title = [[NSBundle mainBundle] localizedStringForKey:Simplify(name) value:nil table:@"Sections"];
7152     else
7153         title = UCLocalize("NO_SECTION");
7154
7155     if ((self = [super initWithDatabase:database title:title filter:@selector(isVisibleInSection:) with:name]) != nil) {
7156         section_ = name;
7157     } return self;
7158 }
7159
7160 @end
7161 /* }}} */
7162 /* Sections Controller {{{ */
7163 @interface SectionsController : CyteViewController <
7164     UITableViewDataSource,
7165     UITableViewDelegate
7166 > {
7167     _transient Database *database_;
7168     _H<NSMutableArray> sections_;
7169     _H<NSMutableArray> filtered_;
7170     _H<UITableView, 2> list_;
7171 }
7172
7173 - (id) initWithDatabase:(Database *)database;
7174 - (void) editButtonClicked;
7175
7176 @end
7177
7178 @implementation SectionsController
7179
7180 - (NSURL *) navigationURL {
7181     return [NSURL URLWithString:@"cydia://sections"];
7182 }
7183
7184 - (void) updateNavigationItem {
7185     [[self navigationItem] setTitle:[self isEditing] ? UCLocalize("SECTION_VISIBILITY") : UCLocalize("SECTIONS")];
7186     if ([sections_ count] == 0) {
7187         [[self navigationItem] setRightBarButtonItem:nil];
7188     } else {
7189         [[self navigationItem] setRightBarButtonItem:[[UIBarButtonItem alloc]
7190             initWithBarButtonSystemItem:([self isEditing] ? UIBarButtonSystemItemDone : UIBarButtonSystemItemEdit)
7191             target:self
7192             action:@selector(editButtonClicked)
7193         ] animated:([[self navigationItem] rightBarButtonItem] != nil)];
7194     }
7195 }
7196
7197 - (void) setEditing:(BOOL)editing animated:(BOOL)animated {
7198     [super setEditing:editing animated:animated];
7199
7200     if (editing)
7201         [list_ reloadData];
7202     else
7203         [delegate_ updateData];
7204
7205     [self updateNavigationItem];
7206 }
7207
7208 - (void) viewDidAppear:(BOOL)animated {
7209     [super viewDidAppear:animated];
7210     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7211 }
7212
7213 - (void) viewWillDisappear:(BOOL)animated {
7214     [super viewWillDisappear:animated];
7215     if ([self isEditing]) [self setEditing:NO];
7216 }
7217
7218 - (Section *) sectionAtIndexPath:(NSIndexPath *)indexPath {
7219     Section *section = nil;
7220     int index = [indexPath row];
7221     if (![self isEditing]) {
7222         index -= 1;
7223         if (index >= 0)
7224             section = [filtered_ objectAtIndex:index];
7225     } else {
7226         section = [sections_ objectAtIndex:index];
7227     }
7228     return section;
7229 }
7230
7231 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7232     if ([self isEditing])
7233         return [sections_ count];
7234     else
7235         return [filtered_ count] + 1;
7236 }
7237
7238 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
7239     return 45.0f;
7240 }*/
7241
7242 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7243     static NSString *reuseIdentifier = @"SectionCell";
7244
7245     SectionCell *cell = (SectionCell *)[tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
7246     if (cell == nil)
7247         cell = [[[SectionCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
7248
7249     [cell setSection:[self sectionAtIndexPath:indexPath] editing:[self isEditing]];
7250
7251     return cell;
7252 }
7253
7254 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
7255     if ([self isEditing])
7256         return;
7257
7258     Section *section = [self sectionAtIndexPath:indexPath];
7259
7260     SectionController *controller = [[[SectionController alloc]
7261         initWithDatabase:database_
7262         section:[section name]
7263     ] autorelease];
7264     [controller setDelegate:delegate_];
7265
7266     [[self navigationController] pushViewController:controller animated:YES];
7267 }
7268
7269 - (void) loadView {
7270     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7271
7272     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds]] autorelease];
7273     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7274     [list_ setRowHeight:45.0f];
7275     [(UITableView *) list_ setDataSource:self];
7276     [list_ setDelegate:self];
7277     [[self view] addSubview:list_];
7278 }
7279
7280 - (void) viewDidLoad {
7281     [super viewDidLoad];
7282
7283     [[self navigationItem] setTitle:UCLocalize("SECTIONS")];
7284 }
7285
7286 - (void) releaseSubviews {
7287     list_ = nil;
7288
7289     sections_ = nil;
7290     filtered_ = nil;
7291
7292     [super releaseSubviews];
7293 }
7294
7295 - (id) initWithDatabase:(Database *)database {
7296     if ((self = [super init]) != nil) {
7297         database_ = database;
7298     } return self;
7299 }
7300
7301 - (void) reloadData {
7302     [super reloadData];
7303
7304     NSArray *packages = [database_ packages];
7305
7306     sections_ = [NSMutableArray arrayWithCapacity:16];
7307     filtered_ = [NSMutableArray arrayWithCapacity:16];
7308
7309     NSMutableDictionary *sections([NSMutableDictionary dictionaryWithCapacity:32]);
7310
7311     _trace();
7312     for (Package *package in packages) {
7313         NSString *name([package section]);
7314         NSString *key(name == nil ? @"" : name);
7315
7316         Section *section;
7317
7318         _profile(SectionsView$reloadData$Section)
7319             section = [sections objectForKey:key];
7320             if (section == nil) {
7321                 _profile(SectionsView$reloadData$Section$Allocate)
7322                     section = [[[Section alloc] initWithName:key localize:YES] autorelease];
7323                     [sections setObject:section forKey:key];
7324                 _end
7325             }
7326         _end
7327
7328         [section addToCount];
7329
7330         _profile(SectionsView$reloadData$Filter)
7331             if (![package valid] || ![package visible])
7332                 continue;
7333         _end
7334
7335         [section addToRow];
7336     }
7337     _trace();
7338
7339     [sections_ addObjectsFromArray:[sections allValues]];
7340
7341     [sections_ sortUsingSelector:@selector(compareByLocalized:)];
7342
7343     for (Section *section in (id) sections_) {
7344         size_t count([section row]);
7345         if (count == 0)
7346             continue;
7347
7348         section = [[[Section alloc] initWithName:[section name] localized:[section localized]] autorelease];
7349         [section setCount:count];
7350         [filtered_ addObject:section];
7351     }
7352
7353     [self updateNavigationItem];
7354     [list_ reloadData];
7355     _trace();
7356 }
7357
7358 - (void) editButtonClicked {
7359     [self setEditing:![self isEditing] animated:YES];
7360 }
7361
7362 @end
7363 /* }}} */
7364
7365 /* Changes Controller {{{ */
7366 @interface ChangesController : CyteViewController <
7367     UITableViewDataSource,
7368     UITableViewDelegate
7369 > {
7370     _transient Database *database_;
7371     unsigned era_;
7372     _H<NSArray> packages_;
7373     _H<NSMutableArray> sections_;
7374     _H<UITableView, 2> list_;
7375     unsigned upgrades_;
7376 }
7377
7378 - (id) initWithDatabase:(Database *)database;
7379
7380 @end
7381
7382 @implementation ChangesController
7383
7384 - (NSURL *) navigationURL {
7385     return [NSURL URLWithString:@"cydia://changes"];
7386 }
7387
7388 - (void) viewDidAppear:(BOOL)animated {
7389     [super viewDidAppear:animated];
7390     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7391 }
7392
7393 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
7394     NSInteger count([sections_ count]);
7395     return count == 0 ? 1 : count;
7396 }
7397
7398 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
7399     if ([sections_ count] == 0)
7400         return nil;
7401     return [[sections_ objectAtIndex:section] name];
7402 }
7403
7404 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
7405     if ([sections_ count] == 0)
7406         return 0;
7407     return [[sections_ objectAtIndex:section] count];
7408 }
7409
7410 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
7411 @synchronized (database_) {
7412     if ([database_ era] != era_)
7413         return nil;
7414
7415     NSUInteger sectionIndex([path section]);
7416     if (sectionIndex >= [sections_ count])
7417         return nil;
7418     Section *section([sections_ objectAtIndex:sectionIndex]);
7419     NSInteger row([path row]);
7420     return [[[packages_ objectAtIndex:([section row] + row)] retain] autorelease];
7421 } }
7422
7423 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
7424     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
7425     if (cell == nil)
7426         cell = [[[PackageCell alloc] init] autorelease];
7427
7428     Package *package([database_ packageWithName:[[self packageAtIndexPath:path] id]]);
7429     [cell setPackage:package asSummary:false];
7430     return cell;
7431 }
7432
7433 - (NSIndexPath *) tableView:(UITableView *)table willSelectRowAtIndexPath:(NSIndexPath *)path {
7434     Package *package([self packageAtIndexPath:path]);
7435     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id]] autorelease]);
7436     [view setDelegate:delegate_];
7437     [[self navigationController] pushViewController:view animated:YES];
7438     return path;
7439 }
7440
7441 - (void) refreshButtonClicked {
7442     [delegate_ beginUpdate];
7443     [[self navigationItem] setLeftBarButtonItem:nil animated:YES];
7444 }
7445
7446 - (void) upgradeButtonClicked {
7447     [delegate_ distUpgrade];
7448     [[self navigationItem] setRightBarButtonItem:nil animated:YES];
7449 }
7450
7451 - (void) loadView {
7452     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7453
7454     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain] autorelease];
7455     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7456     [list_ setRowHeight:73];
7457     [(UITableView *) list_ setDataSource:self];
7458     [list_ setDelegate:self];
7459     [[self view] addSubview:list_];
7460 }
7461
7462 - (void) viewDidLoad {
7463     [super viewDidLoad];
7464
7465     [[self navigationItem] setTitle:UCLocalize("CHANGES")];
7466 }
7467
7468 - (void) releaseSubviews {
7469     list_ = nil;
7470
7471     packages_ = nil;
7472     sections_ = nil;
7473
7474     [super releaseSubviews];
7475 }
7476
7477 - (id) initWithDatabase:(Database *)database {
7478     if ((self = [super init]) != nil) {
7479         database_ = database;
7480     } return self;
7481 }
7482
7483 - (NSMutableArray *) _reloadPackages {
7484 @synchronized (database_) {
7485     era_ = [database_ era];
7486     NSArray *packages([database_ packages]);
7487
7488     NSMutableArray *filtered([NSMutableArray arrayWithCapacity:[packages count]]);
7489
7490     _trace();
7491     _profile(ChangesController$_reloadPackages$Filter)
7492         for (Package *package in packages)
7493             if ([package upgradableAndEssential:YES] || [package visible])
7494                 CFArrayAppendValue((CFMutableArrayRef) filtered, package);
7495     _end
7496     _trace();
7497     _profile(ChangesController$_reloadPackages$radixSort)
7498         [filtered radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackageChangesRadix) withContext:NULL];
7499     _end
7500     _trace();
7501
7502     return filtered;
7503 } }
7504
7505 - (void) _reloadData {
7506     NSArray *packages;
7507
7508   reload:
7509     if (true) {
7510         UIProgressHUD *hud([delegate_ addProgressHUD]);
7511         [hud setText:UCLocalize("LOADING")];
7512         //NSLog(@"HUD:%@::%@", delegate_, hud);
7513         packages = [self yieldToSelector:@selector(_reloadPackages)];
7514         [delegate_ removeProgressHUD:hud];
7515     } else {
7516         packages = [self _reloadPackages];
7517     }
7518
7519 @synchronized (database_) {
7520     if (era_ != [database_ era])
7521         goto reload;
7522
7523     packages_ = packages;
7524     sections_ = [NSMutableArray arrayWithCapacity:16];
7525
7526     Section *upgradable = [[[Section alloc] initWithName:UCLocalize("AVAILABLE_UPGRADES") localize:NO] autorelease];
7527     Section *ignored = nil;
7528     Section *section = nil;
7529     time_t last = 0;
7530
7531     upgrades_ = 0;
7532     bool unseens = false;
7533
7534     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle));
7535
7536     for (size_t offset = 0, count = [packages_ count]; offset != count; ++offset) {
7537         Package *package = [packages_ objectAtIndex:offset];
7538
7539         BOOL uae = [package upgradableAndEssential:YES];
7540
7541         if (!uae) {
7542             unseens = true;
7543             time_t seen([package seen]);
7544
7545             if (section == nil || last != seen) {
7546                 last = seen;
7547
7548                 NSString *name;
7549                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:seen]);
7550                 [name autorelease];
7551
7552                 _profile(ChangesController$reloadData$Allocate)
7553                     name = [NSString stringWithFormat:UCLocalize("NEW_AT"), name];
7554                     section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
7555                     [sections_ addObject:section];
7556                 _end
7557             }
7558
7559             [section addToCount];
7560         } else if ([package ignored]) {
7561             if (ignored == nil) {
7562                 ignored = [[[Section alloc] initWithName:UCLocalize("IGNORED_UPGRADES") row:offset localize:NO] autorelease];
7563             }
7564             [ignored addToCount];
7565         } else {
7566             ++upgrades_;
7567             [upgradable addToCount];
7568         }
7569     }
7570     _trace();
7571
7572     CFRelease(formatter);
7573
7574     if (unseens) {
7575         Section *last = [sections_ lastObject];
7576         size_t count = [last count];
7577         [packages_ removeObjectsInRange:NSMakeRange([packages_ count] - count, count)];
7578         [sections_ removeLastObject];
7579     }
7580
7581     if ([ignored count] != 0)
7582         [sections_ insertObject:ignored atIndex:0];
7583     if (upgrades_ != 0)
7584         [sections_ insertObject:upgradable atIndex:0];
7585
7586     [list_ reloadData];
7587
7588     [[self navigationItem] setRightBarButtonItem:(upgrades_ == 0 ? nil : [[[UIBarButtonItem alloc]
7589         initWithTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("UPGRADE"), [NSString stringWithFormat:@"%u", upgrades_]]
7590         style:UIBarButtonItemStylePlain
7591         target:self
7592         action:@selector(upgradeButtonClicked)
7593     ] autorelease]) animated:YES];
7594
7595     [[self navigationItem] setLeftBarButtonItem:([delegate_ updating] ? nil : [[[UIBarButtonItem alloc]
7596         initWithTitle:UCLocalize("REFRESH")
7597         style:UIBarButtonItemStylePlain
7598         target:self
7599         action:@selector(refreshButtonClicked)
7600     ] autorelease]) animated:YES];
7601
7602     PrintTimes();
7603 } }
7604
7605 - (void) reloadData {
7606     [super reloadData];
7607     [self performSelector:@selector(_reloadData) withObject:nil afterDelay:0];
7608 }
7609
7610 @end
7611 /* }}} */
7612 /* Search Controller {{{ */
7613 @interface SearchController : FilteredPackageListController <
7614     UISearchBarDelegate
7615 > {
7616     _H<UISearchBar, 1> search_;
7617     BOOL searchloaded_;
7618 }
7619
7620 - (id) initWithDatabase:(Database *)database query:(NSString *)query;
7621 - (void) reloadData;
7622
7623 @end
7624
7625 @implementation SearchController
7626
7627 - (NSURL *) navigationURL {
7628     if ([search_ text] == nil || [[search_ text] isEqualToString:@""])
7629         return [NSURL URLWithString:@"cydia://search"];
7630     else
7631         return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://search/%@", [search_ text]]];
7632 }
7633
7634 - (void) useSearch {
7635     [self setObject:[[search_ text] componentsSeparatedByString:@" "] forFilter:@selector(isUnfilteredAndSearchedForBy:)];
7636     [self clearData];
7637     [self reloadData];
7638 }
7639
7640 - (void) viewWillAppear:(BOOL)animated {
7641     [super viewWillAppear:animated];
7642
7643     if ([self filter] == @selector(isUnfilteredAndSelectedForBy:))
7644         [self useSearch];
7645 }
7646
7647 - (void) searchBarTextDidBeginEditing:(UISearchBar *)searchBar {
7648     [self setObject:[search_ text] forFilter:@selector(isUnfilteredAndSelectedForBy:)];
7649     [self clearData];
7650     [self reloadData];
7651 }
7652
7653 - (void) searchBarButtonClicked:(UISearchBar *)searchBar {
7654     [search_ resignFirstResponder];
7655     [self useSearch];
7656 }
7657
7658 - (void) searchBarCancelButtonClicked:(UISearchBar *)searchBar {
7659     [search_ setText:@""];
7660     [self searchBarButtonClicked:searchBar];
7661 }
7662
7663 - (void) searchBarSearchButtonClicked:(UISearchBar *)searchBar {
7664     [self searchBarButtonClicked:searchBar];
7665 }
7666
7667 - (void) searchBar:(UISearchBar *)searchBar textDidChange:(NSString *)text {
7668     [self setObject:text forFilter:@selector(isUnfilteredAndSelectedForBy:)];
7669     [self reloadData];
7670 }
7671
7672 - (bool) shouldYield {
7673     return YES;
7674 }
7675
7676 - (bool) shouldBlock {
7677     return [self filter] == @selector(isUnfilteredAndSearchedForBy:);
7678 }
7679
7680 - (bool) isSummarized {
7681     return [self filter] == @selector(isUnfilteredAndSelectedForBy:);
7682 }
7683
7684 - (bool) showsSections {
7685     return false;
7686 }
7687
7688 - (NSMutableArray *) _reloadPackages {
7689     NSMutableArray *packages([super _reloadPackages]);
7690     if ([self filter] == @selector(isUnfilteredAndSearchedForBy:))
7691         [packages radixSortUsingSelector:@selector(rank)];
7692     return packages;
7693 }
7694
7695 - (id) initWithDatabase:(Database *)database query:(NSString *)query {
7696     if ((self = [super initWithDatabase:database title:UCLocalize("SEARCH") filter:@selector(isUnfilteredAndSearchedForBy:) with:[query componentsSeparatedByString:@" "]])) {
7697         search_ = [[[UISearchBar alloc] init] autorelease];
7698         [search_ setDelegate:self];
7699
7700         if (query != nil)
7701             [search_ setText:query];
7702     } return self;
7703 }
7704
7705 - (void) viewDidAppear:(BOOL)animated {
7706     [super viewDidAppear:animated];
7707
7708     if (!searchloaded_) {
7709         searchloaded_ = YES;
7710         [search_ setFrame:CGRectMake(0, 0, [[self view] bounds].size.width, 44.0f)];
7711         [search_ layoutSubviews];
7712         [search_ setPlaceholder:UCLocalize("SEARCH_EX")];
7713
7714         UITextField *textField;
7715         if ([search_ respondsToSelector:@selector(searchField)])
7716             textField = [search_ searchField];
7717         else
7718             textField = MSHookIvar<UITextField *>(search_, "_searchField");
7719
7720         [textField setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
7721         [textField setEnablesReturnKeyAutomatically:NO];
7722         [[self navigationItem] setTitleView:textField];
7723     }
7724 }
7725
7726 - (void) reloadData {
7727     id object([search_ text]);
7728     if ([self filter] == @selector(isUnfilteredAndSearchedForBy:))
7729         object = [object componentsSeparatedByString:@" "];
7730
7731     [self setObject:object];
7732     [self resetCursor];
7733
7734     [super reloadData];
7735 }
7736
7737 - (void) didSelectPackage:(Package *)package {
7738     [search_ resignFirstResponder];
7739     [super didSelectPackage:package];
7740 }
7741
7742 @end
7743 /* }}} */
7744 /* Package Settings Controller {{{ */
7745 @interface PackageSettingsController : CyteViewController <
7746     UITableViewDataSource,
7747     UITableViewDelegate
7748 > {
7749     _transient Database *database_;
7750     _H<NSString> name_;
7751     _H<Package> package_;
7752     _H<UITableView, 2> table_;
7753     _H<UISwitch> subscribedSwitch_;
7754     _H<UISwitch> ignoredSwitch_;
7755     _H<UITableViewCell> subscribedCell_;
7756     _H<UITableViewCell> ignoredCell_;
7757 }
7758
7759 - (id) initWithDatabase:(Database *)database package:(NSString *)package;
7760
7761 @end
7762
7763 @implementation PackageSettingsController
7764
7765 - (NSURL *) navigationURL {
7766     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/settings", (id) name_]];
7767 }
7768
7769 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
7770     if (package_ == nil)
7771         return 0;
7772
7773     if ([package_ installed] == nil)
7774         return 1;
7775     else
7776         return 2;
7777 }
7778
7779 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7780     if (package_ == nil)
7781         return 0;
7782
7783     // both sections contain just one item right now.
7784     return 1;
7785 }
7786
7787 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
7788     return nil;
7789 }
7790
7791 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
7792     if (section == 0)
7793         return UCLocalize("SHOW_ALL_CHANGES_EX");
7794     else
7795         return UCLocalize("IGNORE_UPGRADES_EX");
7796 }
7797
7798 - (void) onSubscribed:(id)control {
7799     bool value([control isOn]);
7800     if (package_ == nil)
7801         return;
7802     if ([package_ setSubscribed:value])
7803         [delegate_ updateData];
7804 }
7805
7806 - (void) _updateIgnored {
7807     const char *package([name_ UTF8String]);
7808     bool on([ignoredSwitch_ isOn]);
7809
7810     pid_t pid(ExecFork());
7811     if (pid == 0) {
7812         FILE *dpkg(popen("dpkg --set-selections", "w"));
7813         fwrite(package, strlen(package), 1, dpkg);
7814
7815         if (on)
7816             fwrite(" hold\n", 6, 1, dpkg);
7817         else
7818             fwrite(" install\n", 9, 1, dpkg);
7819
7820         pclose(dpkg);
7821
7822         exit(0);
7823         _assert(false);
7824     }
7825
7826     _forever {
7827         int status;
7828         int result(waitpid(pid, &status, 0));
7829
7830         if (result != -1) {
7831             _assert(result == pid);
7832             break;
7833         }
7834     }
7835 }
7836
7837 - (void) onIgnored:(id)control {
7838     NSInvocation *invocation([NSInvocation invocationWithMethodSignature:[self methodSignatureForSelector:@selector(_updateIgnored)]]);
7839     [invocation setTarget:self];
7840     [invocation setSelector:@selector(_updateIgnored)];
7841
7842     [delegate_ reloadDataWithInvocation:invocation];
7843 }
7844
7845 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7846     if (package_ == nil)
7847         return nil;
7848
7849     switch ([indexPath section]) {
7850         case 0: return subscribedCell_;
7851         case 1: return ignoredCell_;
7852
7853         _nodefault
7854     }
7855
7856     return nil;
7857 }
7858
7859 - (void) loadView {
7860     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7861
7862     table_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped] autorelease];
7863     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7864     [(UITableView *) table_ setDataSource:self];
7865     [table_ setDelegate:self];
7866     [[self view] addSubview:table_];
7867
7868     subscribedSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
7869     [subscribedSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7870     [subscribedSwitch_ addTarget:self action:@selector(onSubscribed:) forEvents:UIControlEventValueChanged];
7871
7872     ignoredSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
7873     [ignoredSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7874     [ignoredSwitch_ addTarget:self action:@selector(onIgnored:) forEvents:UIControlEventValueChanged];
7875
7876     subscribedCell_ = [[[UITableViewCell alloc] init] autorelease];
7877     [subscribedCell_ setText:UCLocalize("SHOW_ALL_CHANGES")];
7878     [subscribedCell_ setAccessoryView:subscribedSwitch_];
7879     [subscribedCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7880
7881     ignoredCell_ = [[[UITableViewCell alloc] init] autorelease];
7882     [ignoredCell_ setText:UCLocalize("IGNORE_UPGRADES")];
7883     [ignoredCell_ setAccessoryView:ignoredSwitch_];
7884     [ignoredCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7885 }
7886
7887 - (void) viewDidLoad {
7888     [super viewDidLoad];
7889
7890     [[self navigationItem] setTitle:UCLocalize("SETTINGS")];
7891 }
7892
7893 - (void) releaseSubviews {
7894     ignoredCell_ = nil;
7895     subscribedCell_ = nil;
7896     table_ = nil;
7897     ignoredSwitch_ = nil;
7898     subscribedSwitch_ = nil;
7899
7900     [super releaseSubviews];
7901 }
7902
7903 - (id) initWithDatabase:(Database *)database package:(NSString *)package {
7904     if ((self = [super init]) != nil) {
7905         database_ = database;
7906         name_ = package;
7907     } return self;
7908 }
7909
7910 - (void) reloadData {
7911     [super reloadData];
7912
7913     package_ = [database_ packageWithName:name_];
7914
7915     if (package_ != nil) {
7916         [subscribedSwitch_ setOn:([package_ subscribed] ? 1 : 0) animated:NO];
7917         [ignoredSwitch_ setOn:([package_ ignored] ? 1 : 0) animated:NO];
7918     } // XXX: what now, G?
7919
7920     [table_ reloadData];
7921 }
7922
7923 @end
7924 /* }}} */
7925
7926 /* Installed Controller {{{ */
7927 @interface InstalledController : FilteredPackageListController {
7928     BOOL expert_;
7929 }
7930
7931 - (id) initWithDatabase:(Database *)database;
7932
7933 - (void) updateRoleButton;
7934 - (void) queueStatusDidChange;
7935
7936 @end
7937
7938 @implementation InstalledController
7939
7940 - (NSURL *) navigationURL {
7941     return [NSURL URLWithString:@"cydia://installed"];
7942 }
7943
7944 - (id) initWithDatabase:(Database *)database {
7945     if ((self = [super initWithDatabase:database title:UCLocalize("INSTALLED") filter:@selector(isInstalledAndUnfiltered:) with:[NSNumber numberWithBool:YES]]) != nil) {
7946         [self updateRoleButton];
7947         [self queueStatusDidChange];
7948     } return self;
7949 }
7950
7951 #if !AlwaysReload
7952 - (void) queueButtonClicked {
7953     [delegate_ queue];
7954 }
7955 #endif
7956
7957 - (void) queueStatusDidChange {
7958 #if !AlwaysReload
7959     if (IsWildcat_) {
7960         if (Queuing_) {
7961             [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7962                 initWithTitle:UCLocalize("QUEUE")
7963                 style:UIBarButtonItemStyleDone
7964                 target:self
7965                 action:@selector(queueButtonClicked)
7966             ] autorelease]];
7967         } else {
7968             [[self navigationItem] setLeftBarButtonItem:nil];
7969         }
7970     }
7971 #endif
7972 }
7973
7974 - (void) updateRoleButton {
7975     if (Role_ != nil && ![Role_ isEqualToString:@"Developer"])
7976         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
7977             initWithTitle:(expert_ ? UCLocalize("EXPERT") : UCLocalize("SIMPLE"))
7978             style:(expert_ ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
7979             target:self
7980             action:@selector(roleButtonClicked)
7981         ] autorelease]];
7982 }
7983
7984 - (void) roleButtonClicked {
7985     [self setObject:[NSNumber numberWithBool:expert_]];
7986     [self reloadData];
7987     expert_ = !expert_;
7988
7989     [self updateRoleButton];
7990 }
7991
7992 @end
7993 /* }}} */
7994
7995 /* Source Cell {{{ */
7996 @interface SourceCell : CyteTableViewCell <
7997     CyteTableViewCellDelegate
7998 > {
7999     _H<UIImage> icon_;
8000     _H<NSString> origin_;
8001     _H<NSString> label_;
8002 }
8003
8004 - (void) setSource:(Source *)source;
8005
8006 @end
8007
8008 @implementation SourceCell
8009
8010 - (void) _setImage:(UIImage *)image {
8011     icon_ = image;
8012     [content_ setNeedsDisplay];
8013 }
8014
8015 - (void) _setSource:(Source *)source {
8016     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
8017
8018     if (NSString *base = [source base])
8019         if ([base length] != 0) {
8020             NSURL *url([NSURL URLWithString:[base stringByAppendingString:@"CydiaIcon.png"]]);
8021
8022             if (NSData *data = [NSURLConnection
8023                 sendSynchronousRequest:[NSURLRequest
8024                     requestWithURL:url
8025                     //cachePolicy:NSURLRequestUseProtocolCachePolicy
8026                     //timeoutInterval:5
8027                 ]
8028
8029                 returningResponse:NULL
8030                 error:NULL
8031             ])
8032                 if (UIImage *image = [UIImage imageWithData:data])
8033                     [self performSelectorOnMainThread:@selector(_setImage:) withObject:image waitUntilDone:NO];
8034         }
8035
8036     [pool release];
8037 }
8038
8039 - (void) setSource:(Source *)source {
8040     icon_ = [UIImage applicationImageNamed:@"unknown.png"];
8041
8042     origin_ = [source name];
8043     label_ = [source uri];
8044
8045     [content_ setNeedsDisplay];
8046
8047     [NSThread detachNewThreadSelector:@selector(_setSource:) toTarget:self withObject:source];
8048 }
8049
8050 - (SourceCell *) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
8051     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
8052         UIView *content([self contentView]);
8053         CGRect bounds([content bounds]);
8054
8055         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
8056         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8057         [content_ setBackgroundColor:[UIColor whiteColor]];
8058         [content addSubview:content_];
8059
8060         [content_ setDelegate:self];
8061         [content_ setOpaque:YES];
8062     } return self;
8063 }
8064
8065 - (NSString *) accessibilityLabel {
8066     return label_;
8067 }
8068
8069 - (void) drawContentRect:(CGRect)rect {
8070     bool highlighted(highlighted_);
8071     float width(rect.size.width);
8072
8073     if (icon_ != nil)
8074         [icon_ drawInRect:CGRectMake(10, 10, 30, 30)];
8075
8076     if (highlighted)
8077         UISetColor(White_);
8078
8079     if (!highlighted)
8080         UISetColor(Black_);
8081     [origin_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - 80) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
8082
8083     if (!highlighted)
8084         UISetColor(Blue_);
8085     [label_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
8086 }
8087
8088 @end
8089 /* }}} */
8090 /* Source Controller {{{ */
8091 @interface SourceController : FilteredPackageListController {
8092     _transient Source *source_;
8093     _H<NSString> key_;
8094 }
8095
8096 - (id) initWithDatabase:(Database *)database source:(Source *)source;
8097
8098 @end
8099
8100 @implementation SourceController
8101
8102 - (NSURL *) navigationURL {
8103     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sources/%@", [key_ stringByAddingPercentEscapesIncludingReserved]]];
8104 }
8105
8106 - (id) initWithDatabase:(Database *)database source:(Source *)source {
8107     if ((self = [super initWithDatabase:database title:[source label] filter:@selector(isVisibleInSource:) with:source]) != nil) {
8108         source_ = source;
8109         key_ = [source key];
8110     } return self;
8111 }
8112
8113 - (void) reloadData {
8114     source_ = [database_ sourceWithKey:key_];
8115     key_ = [source_ key];
8116     [self setObject:source_];
8117
8118     [[self navigationItem] setTitle:[source_ label]];
8119
8120     [super reloadData];
8121 }
8122
8123 @end
8124 /* }}} */
8125 /* Sources Controller {{{ */
8126 @interface SourcesController : CyteViewController <
8127     UITableViewDataSource,
8128     UITableViewDelegate
8129 > {
8130     _transient Database *database_;
8131     _H<UITableView, 2> list_;
8132     _H<NSMutableArray> sources_;
8133     int offset_;
8134
8135     _H<NSString> href_;
8136     _H<UIProgressHUD> hud_;
8137     _H<NSError> error_;
8138
8139     //NSURLConnection *installer_;
8140     NSURLConnection *trivial_;
8141     NSURLConnection *trivial_bz2_;
8142     NSURLConnection *trivial_gz_;
8143     //NSURLConnection *automatic_;
8144
8145     BOOL cydia_;
8146 }
8147
8148 - (id) initWithDatabase:(Database *)database;
8149 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated;
8150
8151 @end
8152
8153 @implementation SourcesController
8154
8155 - (void) _releaseConnection:(NSURLConnection *)connection {
8156     if (connection != nil) {
8157         [connection cancel];
8158         //[connection setDelegate:nil];
8159         [connection release];
8160     }
8161 }
8162
8163 - (void) dealloc {
8164     //[self _releaseConnection:installer_];
8165     [self _releaseConnection:trivial_];
8166     [self _releaseConnection:trivial_gz_];
8167     [self _releaseConnection:trivial_bz2_];
8168     //[self _releaseConnection:automatic_];
8169
8170     [super dealloc];
8171 }
8172
8173 - (NSURL *) navigationURL {
8174     return [NSURL URLWithString:@"cydia://sources"];
8175 }
8176
8177 - (void) viewDidAppear:(BOOL)animated {
8178     [super viewDidAppear:animated];
8179     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
8180 }
8181
8182 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8183     return offset_ == 0 ? 1 : 2;
8184 }
8185
8186 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
8187     switch (section + (offset_ == 0 ? 1 : 0)) {
8188         case 0: return UCLocalize("ENTERED_BY_USER");
8189         case 1: return UCLocalize("INSTALLED_BY_PACKAGE");
8190
8191         _nodefault
8192     }
8193 }
8194
8195 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8196     int count = [sources_ count];
8197     switch (section) {
8198         case 0: return (offset_ == 0 ? count : offset_);
8199         case 1: return count - offset_;
8200
8201         _nodefault
8202     }
8203 }
8204
8205 - (Source *) sourceAtIndexPath:(NSIndexPath *)indexPath {
8206     unsigned idx = 0;
8207     switch (indexPath.section) {
8208         case 0: idx = indexPath.row; break;
8209         case 1: idx = indexPath.row + offset_; break;
8210
8211         _nodefault
8212     }
8213     return [sources_ objectAtIndex:idx];
8214 }
8215
8216 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8217     static NSString *cellIdentifier = @"SourceCell";
8218
8219     SourceCell *cell = (SourceCell *) [tableView dequeueReusableCellWithIdentifier:cellIdentifier];
8220     if(cell == nil) cell = [[[SourceCell alloc] initWithFrame:CGRectZero reuseIdentifier:cellIdentifier] autorelease];
8221     [cell setSource:[self sourceAtIndexPath:indexPath]];
8222     [cell setAccessoryType:UITableViewCellAccessoryDisclosureIndicator];
8223
8224     return cell;
8225 }
8226
8227 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
8228     Source *source = [self sourceAtIndexPath:indexPath];
8229
8230     SourceController *controller = [[[SourceController alloc]
8231         initWithDatabase:database_
8232         source:source
8233     ] autorelease];
8234
8235     [controller setDelegate:delegate_];
8236
8237     [[self navigationController] pushViewController:controller animated:YES];
8238 }
8239
8240 - (BOOL) tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath {
8241     Source *source = [self sourceAtIndexPath:indexPath];
8242     return [source record] != nil;
8243 }
8244
8245 - (void) tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath {
8246     if (editingStyle ==  UITableViewCellEditingStyleDelete) {
8247         Source *source = [self sourceAtIndexPath:indexPath];
8248         [Sources_ removeObjectForKey:[source key]];
8249         [delegate_ syncData];
8250     }
8251 }
8252
8253 - (void) complete {
8254     [delegate_ addTrivialSource:href_];
8255     [delegate_ syncData];
8256 }
8257
8258 - (NSString *) getWarning {
8259     NSString *href(href_);
8260     NSRange colon([href rangeOfString:@"://"]);
8261     if (colon.location != NSNotFound)
8262         href = [href substringFromIndex:(colon.location + 3)];
8263     href = [href stringByAddingPercentEscapes];
8264     href = [CydiaURL(@"api/repotag/") stringByAppendingString:href];
8265     href = [href stringByCachingURLWithCurrentCDN];
8266
8267     NSURL *url([NSURL URLWithString:href]);
8268
8269     NSStringEncoding encoding;
8270     NSError *error(nil);
8271
8272     if (NSString *warning = [NSString stringWithContentsOfURL:url usedEncoding:&encoding error:&error])
8273         return [warning length] == 0 ? nil : warning;
8274     return nil;
8275 }
8276
8277 - (void) _endConnection:(NSURLConnection *)connection {
8278     // XXX: the memory management in this method is horribly awkward
8279
8280     NSURLConnection **field = NULL;
8281     if (connection == trivial_)
8282         field = &trivial_;
8283     else if (connection == trivial_bz2_)
8284         field = &trivial_bz2_;
8285     else if (connection == trivial_gz_)
8286         field = &trivial_gz_;
8287     _assert(field != NULL);
8288     [connection release];
8289     *field = nil;
8290
8291     if (
8292         trivial_ == nil &&
8293         trivial_bz2_ == nil &&
8294         trivial_gz_ == nil
8295     ) {
8296         [delegate_ releaseNetworkActivityIndicator];
8297
8298         [delegate_ removeProgressHUD:hud_];
8299         hud_ = nil;
8300
8301         bool defer(false);
8302
8303         if (cydia_) {
8304             if (NSString *warning = [self yieldToSelector:@selector(getWarning)]) {
8305                 defer = true;
8306
8307                 UIAlertView *alert = [[[UIAlertView alloc]
8308                     initWithTitle:UCLocalize("SOURCE_WARNING")
8309                     message:warning
8310                     delegate:self
8311                     cancelButtonTitle:UCLocalize("CANCEL")
8312                     otherButtonTitles:
8313                         UCLocalize("ADD_ANYWAY"),
8314                     nil
8315                 ] autorelease];
8316
8317                 [alert setContext:@"warning"];
8318                 [alert setNumberOfRows:1];
8319                 [alert show];
8320             } else
8321                 [self complete];
8322         } else if (error_ != nil) {
8323             UIAlertView *alert = [[[UIAlertView alloc]
8324                 initWithTitle:UCLocalize("VERIFICATION_ERROR")
8325                 message:[error_ localizedDescription]
8326                 delegate:self
8327                 cancelButtonTitle:UCLocalize("OK")
8328                 otherButtonTitles:nil
8329             ] autorelease];
8330
8331             [alert setContext:@"urlerror"];
8332             [alert show];
8333         } else {
8334             UIAlertView *alert = [[[UIAlertView alloc]
8335                 initWithTitle:UCLocalize("NOT_REPOSITORY")
8336                 message:UCLocalize("NOT_REPOSITORY_EX")
8337                 delegate:self
8338                 cancelButtonTitle:UCLocalize("OK")
8339                 otherButtonTitles:nil
8340             ] autorelease];
8341
8342             [alert setContext:@"trivial"];
8343             [alert show];
8344         }
8345
8346         href_ = nil;
8347         error_ = nil;
8348     }
8349 }
8350
8351 - (void) connection:(NSURLConnection *)connection didReceiveResponse:(NSHTTPURLResponse *)response {
8352     switch ([response statusCode]) {
8353         case 200:
8354             cydia_ = YES;
8355     }
8356 }
8357
8358 - (void) connection:(NSURLConnection *)connection didFailWithError:(NSError *)error {
8359     lprintf("connection:\"%s\" didFailWithError:\"%s\"", [href_ UTF8String], [[error localizedDescription] UTF8String]);
8360     error_ = error;
8361     [self _endConnection:connection];
8362 }
8363
8364 - (void) connectionDidFinishLoading:(NSURLConnection *)connection {
8365     [self _endConnection:connection];
8366 }
8367
8368 - (NSURLConnection *) _requestHRef:(NSString *)href method:(NSString *)method {
8369     NSURL *url([NSURL URLWithString:href]);
8370
8371     NSMutableURLRequest *request = [NSMutableURLRequest
8372         requestWithURL:url
8373         cachePolicy:NSURLRequestUseProtocolCachePolicy
8374         timeoutInterval:120.0
8375     ];
8376
8377     [request setHTTPMethod:method];
8378
8379     if (Machine_ != NULL)
8380         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
8381
8382     if ([url isCydiaSecure]) {
8383         if (UniqueID_ != nil)
8384             [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
8385     }
8386
8387     return [[[NSURLConnection alloc] initWithRequest:request delegate:self] autorelease];
8388 }
8389
8390 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
8391     NSString *context([alert context]);
8392
8393     if ([context isEqualToString:@"source"]) {
8394         switch (button) {
8395             case 1: {
8396                 NSString *href = [[alert textField] text];
8397
8398                 //installer_ = [[self _requestHRef:href method:@"GET"] retain];
8399
8400                 if (![href hasSuffix:@"/"])
8401                     href_ = [href stringByAppendingString:@"/"];
8402                 else
8403                     href_ = href;
8404
8405                 trivial_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages"] method:@"HEAD"] retain];
8406                 trivial_bz2_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.bz2"] method:@"HEAD"] retain];
8407                 trivial_gz_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.gz"] method:@"HEAD"] retain];
8408                 //trivial_bz2_ = [[self _requestHRef:[href stringByAppendingString:@"dists/Release"] method:@"HEAD"] retain];
8409
8410                 cydia_ = false;
8411
8412                 // XXX: this is stupid
8413                 hud_ = [delegate_ addProgressHUD];
8414                 [hud_ setText:UCLocalize("VERIFYING_URL")];
8415                 [delegate_ retainNetworkActivityIndicator];
8416             } break;
8417
8418             case 0:
8419             break;
8420
8421             _nodefault
8422         }
8423
8424         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8425     } else if ([context isEqualToString:@"trivial"])
8426         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8427     else if ([context isEqualToString:@"urlerror"])
8428         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8429     else if ([context isEqualToString:@"warning"]) {
8430         switch (button) {
8431             case 1:
8432                 [self complete];
8433             break;
8434
8435             case 0:
8436             break;
8437
8438             _nodefault
8439         }
8440
8441         href_ = nil;
8442
8443         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8444     }
8445 }
8446
8447 - (void) loadView {
8448     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8449
8450     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain] autorelease];
8451     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8452     [list_ setRowHeight:56];
8453     [(UITableView *) list_ setDataSource:self];
8454     [list_ setDelegate:self];
8455     [[self view] addSubview:list_];
8456 }
8457
8458 - (void) viewDidLoad {
8459     [super viewDidLoad];
8460
8461     [[self navigationItem] setTitle:UCLocalize("SOURCES")];
8462     [self updateButtonsForEditingStatus:NO animated:NO];
8463 }
8464
8465 - (void) releaseSubviews {
8466     list_ = nil;
8467
8468     sources_ = nil;
8469
8470     [super releaseSubviews];
8471 }
8472
8473 - (id) initWithDatabase:(Database *)database {
8474     if ((self = [super init]) != nil) {
8475         database_ = database;
8476     } return self;
8477 }
8478
8479 - (void) reloadData {
8480     [super reloadData];
8481
8482     pkgSourceList list;
8483     if ([database_ popErrorWithTitle:UCLocalize("SOURCES") forOperation:list.ReadMainList()])
8484         return;
8485
8486     sources_ = [NSMutableArray arrayWithCapacity:16];
8487     [sources_ addObjectsFromArray:[database_ sources]];
8488     _trace();
8489     [sources_ sortUsingSelector:@selector(compareByNameAndType:)];
8490     _trace();
8491
8492     int count([sources_ count]);
8493     offset_ = 0;
8494     for (int i = 0; i != count; i++) {
8495         if ([[sources_ objectAtIndex:i] record] == nil)
8496             break;
8497         offset_++;
8498     }
8499
8500     [list_ setEditing:NO];
8501     [self updateButtonsForEditingStatus:NO animated:NO];
8502     [list_ reloadData];
8503 }
8504
8505 - (void) showAddSourcePrompt {
8506     UIAlertView *alert = [[[UIAlertView alloc]
8507         initWithTitle:UCLocalize("ENTER_APT_URL")
8508         message:nil
8509         delegate:self
8510         cancelButtonTitle:UCLocalize("CANCEL")
8511         otherButtonTitles:
8512             UCLocalize("ADD_SOURCE"),
8513         nil
8514     ] autorelease];
8515
8516     [alert setContext:@"source"];
8517
8518     [alert setNumberOfRows:1];
8519     [alert addTextFieldWithValue:@"http://" label:@""];
8520
8521     UITextInputTraits *traits = [[alert textField] textInputTraits];
8522     [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
8523     [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
8524     [traits setKeyboardType:UIKeyboardTypeURL];
8525     // XXX: UIReturnKeyDone
8526     [traits setReturnKeyType:UIReturnKeyNext];
8527
8528     [alert show];
8529 }
8530
8531 - (void) addButtonClicked {
8532     [self showAddSourcePrompt];
8533 }
8534
8535 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated {
8536     [[self navigationItem] setLeftBarButtonItem:(editing ? [[[UIBarButtonItem alloc]
8537         initWithTitle:UCLocalize("ADD")
8538         style:UIBarButtonItemStylePlain
8539         target:self
8540         action:@selector(addButtonClicked)
8541     ] autorelease] : [[self navigationItem] backBarButtonItem]) animated:animated];
8542
8543     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8544         initWithTitle:(editing ? UCLocalize("DONE") : UCLocalize("EDIT"))
8545         style:(editing ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8546         target:self
8547         action:@selector(editButtonClicked)
8548     ] autorelease] animated:animated];
8549
8550     if (IsWildcat_ && !editing)
8551         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8552             initWithTitle:UCLocalize("SETTINGS")
8553             style:UIBarButtonItemStylePlain
8554             target:self
8555             action:@selector(settingsButtonClicked)
8556         ] autorelease]];
8557 }
8558
8559 - (void) settingsButtonClicked {
8560     [delegate_ showSettings];
8561 }
8562
8563 - (void) editButtonClicked {
8564     [list_ setEditing:![list_ isEditing] animated:YES];
8565
8566     [self updateButtonsForEditingStatus:[list_ isEditing] animated:YES];
8567 }
8568
8569 @end
8570 /* }}} */
8571
8572 /* Settings Controller {{{ */
8573 @interface SettingsController : CyteViewController <
8574     UITableViewDataSource,
8575     UITableViewDelegate
8576 > {
8577     _transient Database *database_;
8578     // XXX: ok, "roledelegate_"?...
8579     _transient id roledelegate_;
8580     _H<UITableView, 2> table_;
8581     _H<UISegmentedControl> segment_;
8582     _H<UIView> container_;
8583 }
8584
8585 - (void) showDoneButton;
8586 - (void) resizeSegmentedControl;
8587
8588 @end
8589
8590 @implementation SettingsController
8591
8592 - (void) loadView {
8593     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8594
8595     table_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped] autorelease];
8596     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8597     [table_ setDelegate:self];
8598     [(UITableView *) table_ setDataSource:self];
8599     [[self view] addSubview:table_];
8600
8601     NSArray *items = [NSArray arrayWithObjects:
8602         UCLocalize("USER"),
8603         UCLocalize("HACKER"),
8604         UCLocalize("DEVELOPER"),
8605     nil];
8606     segment_ = [[[UISegmentedControl alloc] initWithItems:items] autorelease];
8607     container_ = [[[UIView alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, 44.0f)] autorelease];
8608     [container_ addSubview:segment_];
8609 }
8610
8611 - (void) viewDidLoad {
8612     [super viewDidLoad];
8613
8614     [[self navigationItem] setTitle:UCLocalize("WHO_ARE_YOU")];
8615
8616     int index = -1;
8617     if ([Role_ isEqualToString:@"User"]) index = 0;
8618     if ([Role_ isEqualToString:@"Hacker"]) index = 1;
8619     if ([Role_ isEqualToString:@"Developer"]) index = 2;
8620     if (index != -1) {
8621         [segment_ setSelectedSegmentIndex:index];
8622         [self showDoneButton];
8623     }
8624
8625     [segment_ addTarget:self action:@selector(segmentChanged:) forControlEvents:UIControlEventValueChanged];
8626     [self resizeSegmentedControl];
8627 }
8628
8629 - (void) releaseSubviews {
8630     table_ = nil;
8631     segment_ = nil;
8632     container_ = nil;
8633
8634     [super releaseSubviews];
8635 }
8636
8637 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
8638     if ((self = [super init]) != nil) {
8639         database_ = database;
8640         roledelegate_ = delegate;
8641     } return self;
8642 }
8643
8644 - (void) resizeSegmentedControl {
8645     CGFloat width = [[self view] frame].size.width;
8646     [segment_ setFrame:CGRectMake(width / 32.0f, 0, width - (width / 32.0f * 2.0f), 44.0f)];
8647 }
8648
8649 - (void) viewWillAppear:(BOOL)animated {
8650     [super viewWillAppear:animated];
8651
8652     [self resizeSegmentedControl];
8653 }
8654
8655 - (void) willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation duration:(NSTimeInterval)duration {
8656     [self resizeSegmentedControl];
8657 }
8658
8659 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
8660     [self resizeSegmentedControl];
8661 }
8662
8663 - (void) save {
8664     NSString *role(nil);
8665
8666     switch ([segment_ selectedSegmentIndex]) {
8667         case 0: role = @"User"; break;
8668         case 1: role = @"Hacker"; break;
8669         case 2: role = @"Developer"; break;
8670
8671         _nodefault
8672     }
8673
8674     if (![role isEqualToString:Role_]) {
8675         bool rolling(Role_ == nil);
8676         Role_ = role;
8677
8678         Settings_ = [NSMutableDictionary dictionaryWithObjectsAndKeys:
8679             Role_, @"Role",
8680         nil];
8681
8682         [Metadata_ setObject:Settings_ forKey:@"Settings"];
8683         Changed_ = true;
8684
8685         if (rolling)
8686             [roledelegate_ loadData];
8687         else
8688             [roledelegate_ updateData];
8689     }
8690 }
8691
8692 - (void) segmentChanged:(UISegmentedControl *)control {
8693     [self showDoneButton];
8694 }
8695
8696 - (void) saveAndClose {
8697     [self save];
8698
8699     [[self navigationItem] setRightBarButtonItem:nil];
8700     [[self navigationController] dismissModalViewControllerAnimated:YES];
8701 }
8702
8703 - (void) doneButtonClicked {
8704     UIActivityIndicatorView *spinner = [[[UIActivityIndicatorView alloc] initWithFrame:CGRectMake(0, 0, 20.0f, 20.0f)] autorelease];
8705     [spinner startAnimating];
8706     UIBarButtonItem *spinItem = [[[UIBarButtonItem alloc] initWithCustomView:spinner] autorelease];
8707     [[self navigationItem] setRightBarButtonItem:spinItem];
8708
8709     [self performSelector:@selector(saveAndClose) withObject:nil afterDelay:0];
8710 }
8711
8712 - (void) showDoneButton {
8713     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8714         initWithTitle:UCLocalize("DONE")
8715         style:UIBarButtonItemStyleDone
8716         target:self
8717         action:@selector(doneButtonClicked)
8718     ] autorelease] animated:([[self navigationItem] rightBarButtonItem] == nil)];
8719 }
8720
8721 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8722     // XXX: For not having a single cell in the table, this sure is a lot of sections.
8723     return 6;
8724 }
8725
8726 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8727     return 0; // :(
8728 }
8729
8730 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8731     return nil; // This method is required by the protocol.
8732 }
8733
8734 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
8735     if (section == 1)
8736         return UCLocalize("ROLE_EX");
8737     if (section == 4)
8738         return [NSString stringWithFormat:
8739             @"%@: %@\n%@: %@\n%@: %@",
8740             UCLocalize("USER"), UCLocalize("USER_EX"),
8741             UCLocalize("HACKER"), UCLocalize("HACKER_EX"),
8742             UCLocalize("DEVELOPER"), UCLocalize("DEVELOPER_EX")
8743         ];
8744     else return nil;
8745 }
8746
8747 - (CGFloat) tableView:(UITableView *)tableView heightForHeaderInSection:(NSInteger)section {
8748     return section == 3 ? 44.0f : 0;
8749 }
8750
8751 - (UIView *) tableView:(UITableView *)tableView viewForHeaderInSection:(NSInteger)section {
8752     return section == 3 ? container_ : nil;
8753 }
8754
8755 - (void) reloadData {
8756     [super reloadData];
8757
8758     [table_ reloadData];
8759 }
8760
8761 @end
8762 /* }}} */
8763 /* Stash Controller {{{ */
8764 @interface StashController : CyteViewController {
8765     _H<UIActivityIndicatorView> spinner_;
8766     _H<UILabel> status_;
8767     _H<UILabel> caption_;
8768 }
8769
8770 @end
8771
8772 @implementation StashController
8773
8774 - (void) loadView {
8775     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8776     [[self view] setBackgroundColor:[UIColor viewFlipsideBackgroundColor]];
8777
8778     spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteLarge] autorelease];
8779     CGRect spinrect = [spinner_ frame];
8780     spinrect.origin.x = ([[self view] frame].size.width / 2) - (spinrect.size.width / 2);
8781     spinrect.origin.y = [[self view] frame].size.height - 80.0f;
8782     [spinner_ setFrame:spinrect];
8783     [spinner_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin];
8784     [[self view] addSubview:spinner_];
8785     [spinner_ startAnimating];
8786
8787     CGRect captrect;
8788     captrect.size.width = [[self view] frame].size.width;
8789     captrect.size.height = 40.0f;
8790     captrect.origin.x = 0;
8791     captrect.origin.y = ([[self view] frame].size.height / 2) - (captrect.size.height * 2);
8792     caption_ = [[[UILabel alloc] initWithFrame:captrect] autorelease];
8793     [caption_ setText:UCLocalize("PREPARING_FILESYSTEM")];
8794     [caption_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8795     [caption_ setFont:[UIFont boldSystemFontOfSize:28.0f]];
8796     [caption_ setTextColor:[UIColor whiteColor]];
8797     [caption_ setBackgroundColor:[UIColor clearColor]];
8798     [caption_ setShadowColor:[UIColor blackColor]];
8799     [caption_ setTextAlignment:UITextAlignmentCenter];
8800     [[self view] addSubview:caption_];
8801
8802     CGRect statusrect;
8803     statusrect.size.width = [[self view] frame].size.width;
8804     statusrect.size.height = 30.0f;
8805     statusrect.origin.x = 0;
8806     statusrect.origin.y = ([[self view] frame].size.height / 2) - statusrect.size.height;
8807     status_ = [[[UILabel alloc] initWithFrame:statusrect] autorelease];
8808     [status_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8809     [status_ setText:UCLocalize("EXIT_WHEN_COMPLETE")];
8810     [status_ setFont:[UIFont systemFontOfSize:16.0f]];
8811     [status_ setTextColor:[UIColor whiteColor]];
8812     [status_ setBackgroundColor:[UIColor clearColor]];
8813     [status_ setShadowColor:[UIColor blackColor]];
8814     [status_ setTextAlignment:UITextAlignmentCenter];
8815     [[self view] addSubview:status_];
8816 }
8817
8818 - (void) releaseSubviews {
8819     spinner_ = nil;
8820     status_ = nil;
8821     caption_ = nil;
8822
8823     [super releaseSubviews];
8824 }
8825
8826 @end
8827 /* }}} */
8828
8829 @interface CYURLCache : SDURLCache {
8830 }
8831
8832 @end
8833
8834 @implementation CYURLCache
8835
8836 - (void) logEvent:(NSString *)event forRequest:(NSURLRequest *)request {
8837 #if !ForRelease
8838     if (false);
8839     else if ([event isEqualToString:@"no-cache"])
8840         event = @"!!!";
8841     else if ([event isEqualToString:@"store"])
8842         event = @">>>";
8843     else if ([event isEqualToString:@"invalid"])
8844         event = @"???";
8845     else if ([event isEqualToString:@"memory"])
8846         event = @"mem";
8847     else if ([event isEqualToString:@"disk"])
8848         event = @"ssd";
8849     else if ([event isEqualToString:@"miss"])
8850         event = @"---";
8851
8852     NSLog(@"%@: %@", event, [[request URL] absoluteString]);
8853 #endif
8854 }
8855
8856 - (void) storeCachedResponse:(NSCachedURLResponse *)cached forRequest:(NSURLRequest *)request {
8857     if (NSURLResponse *response = [cached response])
8858         if (NSString *mime = [response MIMEType])
8859             if ([mime isEqualToString:@"text/cache-manifest"]) {
8860                 NSURL *url([response URL]);
8861
8862 #if !ForRelease
8863                 NSLog(@"###: %@", [url absoluteString]);
8864 #endif
8865
8866                 @synchronized (HostConfig_) {
8867                     [CachedURLs_ addObject:url];
8868                 }
8869             }
8870
8871     [super storeCachedResponse:cached forRequest:request];
8872 }
8873
8874 @end
8875
8876 @interface Cydia : UIApplication <
8877     ConfirmationControllerDelegate,
8878     DatabaseDelegate,
8879     CydiaDelegate,
8880     UINavigationControllerDelegate,
8881     UITabBarControllerDelegate
8882 > {
8883     _H<UIWindow> window_;
8884     _H<CYTabBarController> tabbar_;
8885     _H<CydiaLoadingViewController> emulated_;
8886
8887     _H<NSMutableArray> essential_;
8888     _H<NSMutableArray> broken_;
8889
8890     Database *database_;
8891
8892     _H<NSURL> starturl_;
8893
8894     unsigned locked_;
8895     unsigned activity_;
8896
8897     _H<StashController> stash_;
8898
8899     bool loaded_;
8900 }
8901
8902 - (void) loadData;
8903
8904 @end
8905
8906 @implementation Cydia
8907
8908 - (void) beginUpdate {
8909     [tabbar_ beginUpdate];
8910 }
8911
8912 - (BOOL) updating {
8913     return [tabbar_ updating];
8914 }
8915
8916 - (void) _loaded {
8917     if ([broken_ count] != 0) {
8918         int count = [broken_ count];
8919
8920         UIAlertView *alert = [[[UIAlertView alloc]
8921             initWithTitle:(count == 1 ? UCLocalize("HALFINSTALLED_PACKAGE") : [NSString stringWithFormat:UCLocalize("HALFINSTALLED_PACKAGES"), count])
8922             message:UCLocalize("HALFINSTALLED_PACKAGE_EX")
8923             delegate:self
8924             cancelButtonTitle:UCLocalize("FORCIBLY_CLEAR")
8925             otherButtonTitles:
8926                 UCLocalize("TEMPORARY_IGNORE"),
8927             nil
8928         ] autorelease];
8929
8930         [alert setContext:@"fixhalf"];
8931         [alert setNumberOfRows:2];
8932         [alert show];
8933     } else if (!Ignored_ && [essential_ count] != 0) {
8934         int count = [essential_ count];
8935
8936         UIAlertView *alert = [[[UIAlertView alloc]
8937             initWithTitle:(count == 1 ? UCLocalize("ESSENTIAL_UPGRADE") : [NSString stringWithFormat:UCLocalize("ESSENTIAL_UPGRADES"), count])
8938             message:UCLocalize("ESSENTIAL_UPGRADE_EX")
8939             delegate:self
8940             cancelButtonTitle:UCLocalize("TEMPORARY_IGNORE")
8941             otherButtonTitles:
8942                 UCLocalize("UPGRADE_ESSENTIAL"),
8943                 UCLocalize("COMPLETE_UPGRADE"),
8944             nil
8945         ] autorelease];
8946
8947         [alert setContext:@"upgrade"];
8948         [alert show];
8949     }
8950 }
8951
8952 - (void) returnToCydia {
8953     [self _loaded];
8954 }
8955
8956 - (void) _saveConfig {
8957     _trace();
8958     MetaFile_.Sync();
8959     _trace();
8960
8961     if (Changed_) {
8962         NSString *error(nil);
8963
8964         if (NSData *data = [NSPropertyListSerialization dataFromPropertyList:Metadata_ format:NSPropertyListBinaryFormat_v1_0 errorDescription:&error]) {
8965             _trace();
8966             NSError *error(nil);
8967             if (![data writeToFile:@"/var/lib/cydia/metadata.plist" options:NSAtomicWrite error:&error])
8968                 NSLog(@"failure to save metadata data: %@", error);
8969             _trace();
8970
8971             Changed_ = false;
8972         } else {
8973             NSLog(@"failure to serialize metadata: %@", error);
8974         }
8975     }
8976
8977     WriteSources();
8978 }
8979
8980 // Navigation controller for the queuing badge.
8981 - (UINavigationController *) queueNavigationController {
8982     NSArray *controllers = [tabbar_ viewControllers];
8983     return [controllers objectAtIndex:3];
8984 }
8985
8986 - (void) unloadData {
8987     [tabbar_ unloadData];
8988 }
8989
8990 - (void) _updateData {
8991     [self _saveConfig];
8992     [self unloadData];
8993
8994     UINavigationController *navigation = [self queueNavigationController];
8995
8996     id queuedelegate = nil;
8997     if ([[navigation viewControllers] count] > 0)
8998         queuedelegate = [[navigation viewControllers] objectAtIndex:0];
8999
9000     [queuedelegate queueStatusDidChange];
9001     [[navigation tabBarItem] setBadgeValue:(Queuing_ ? UCLocalize("Q_D") : nil)];
9002 }
9003
9004 - (void) _refreshIfPossible:(NSDate *)update {
9005     NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
9006
9007     bool recently = false;
9008     if (update != nil) {
9009         NSTimeInterval interval([update timeIntervalSinceNow]);
9010         if (interval <= 0 && interval > -(15*60))
9011             recently = true;
9012     }
9013
9014     // Don't automatic refresh if:
9015     //  - We already refreshed recently.
9016     //  - We already auto-refreshed this launch.
9017     //  - Auto-refresh is disabled.
9018     if (recently || loaded_ || ManualRefresh) {
9019         // If we are cancelling, we need to make sure it knows it's already loaded.
9020         loaded_ = true;
9021
9022         [self performSelectorOnMainThread:@selector(_loaded) withObject:nil waitUntilDone:NO];
9023     } else {
9024         // We are going to load, so remember that.
9025         loaded_ = true;
9026
9027         SCNetworkReachabilityFlags flags; {
9028             SCNetworkReachabilityRef reachability(SCNetworkReachabilityCreateWithName(NULL, "cydia.saurik.com"));
9029             SCNetworkReachabilityGetFlags(reachability, &flags);
9030             CFRelease(reachability);
9031         }
9032
9033         // XXX: this elaborate mess is what Apple is using to determine this? :(
9034         // XXX: do we care if the user has to intervene? maybe that's ok?
9035         bool reachable(
9036             (flags & kSCNetworkReachabilityFlagsReachable) != 0 && (
9037                 (flags & kSCNetworkReachabilityFlagsConnectionRequired) == 0 || (
9038                     (flags & kSCNetworkReachabilityFlagsConnectionOnDemand) != 0 ||
9039                     (flags & kSCNetworkReachabilityFlagsConnectionOnTraffic) != 0
9040                 ) && (flags & kSCNetworkReachabilityFlagsInterventionRequired) == 0 ||
9041                 (flags & kSCNetworkReachabilityFlagsIsWWAN) != 0
9042             )
9043         );
9044
9045         // If we can reach the server, auto-refresh!
9046         if (reachable)
9047             [tabbar_ performSelectorOnMainThread:@selector(setUpdate:) withObject:update waitUntilDone:NO];
9048     }
9049
9050     [pool release];
9051 }
9052
9053 - (void) refreshIfPossible {
9054     [NSThread detachNewThreadSelector:@selector(_refreshIfPossible:) toTarget:self withObject:[Metadata_ objectForKey:@"LastUpdate"]];
9055 }
9056
9057 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
9058 @synchronized (self) {
9059     UIProgressHUD *hud(loaded_ ? [self addProgressHUD] : nil);
9060     [hud setText:UCLocalize("RELOADING_DATA")];
9061
9062     [database_ yieldToSelector:@selector(reloadDataWithInvocation:) withObject:invocation];
9063
9064     if (hud != nil)
9065         [self removeProgressHUD:hud];
9066
9067     size_t changes(0);
9068
9069     [essential_ removeAllObjects];
9070     [broken_ removeAllObjects];
9071
9072     NSArray *packages([database_ packages]);
9073     for (Package *package in packages) {
9074         if ([package half])
9075             [broken_ addObject:package];
9076         if ([package upgradableAndEssential:NO]) {
9077             if ([package essential])
9078                 [essential_ addObject:package];
9079             ++changes;
9080         }
9081     }
9082
9083     UITabBarItem *changesItem = [[[tabbar_ viewControllers] objectAtIndex:2] tabBarItem];
9084     if (changes != 0) {
9085         _trace();
9086         NSString *badge([[NSNumber numberWithInt:changes] stringValue]);
9087         [changesItem setBadgeValue:badge];
9088         [changesItem setAnimatedBadge:([essential_ count] > 0)];
9089         [self setApplicationIconBadgeNumber:changes];
9090     } else {
9091         _trace();
9092         [changesItem setBadgeValue:nil];
9093         [changesItem setAnimatedBadge:NO];
9094         [self setApplicationIconBadgeNumber:0];
9095     }
9096
9097     [self _updateData];
9098 } }
9099
9100 - (void) updateData {
9101     [self _updateData];
9102 }
9103
9104 - (void) update_ {
9105     [database_ update];
9106     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
9107 }
9108
9109 - (void) disemulate {
9110     if (emulated_ == nil)
9111         return;
9112
9113     [window_ addSubview:[tabbar_ view]];
9114     [[emulated_ view] removeFromSuperview];
9115     emulated_ = nil;
9116     [window_ setUserInteractionEnabled:YES];
9117 }
9118
9119 - (void) presentModalViewController:(UIViewController *)controller force:(BOOL)force {
9120     UINavigationController *navigation([[[UINavigationController alloc] initWithRootViewController:controller] autorelease]);
9121     if (IsWildcat_)
9122         [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
9123
9124     UIViewController *parent;
9125     if (emulated_ == nil)
9126         parent = tabbar_;
9127     else if (!force)
9128         parent = emulated_;
9129     else {
9130         [self disemulate];
9131         parent = tabbar_;
9132     }
9133
9134     [parent presentModalViewController:navigation animated:YES];
9135 }
9136
9137 - (ProgressController *) invokeNewProgress:(NSInvocation *)invocation forController:(UINavigationController *)navigation withTitle:(NSString *)title {
9138     ProgressController *progress([[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease]);
9139
9140     if (navigation != nil)
9141         [navigation pushViewController:progress animated:YES];
9142     else
9143         [self presentModalViewController:progress force:YES];
9144
9145     [progress invoke:invocation withTitle:title];
9146     return progress;
9147 }
9148
9149 - (void) detachNewProgressSelector:(SEL)selector toTarget:(id)target forController:(UINavigationController *)navigation title:(NSString *)title {
9150     [self invokeNewProgress:[NSInvocation invocationWithSelector:selector forTarget:target] forController:navigation withTitle:title];
9151 }
9152
9153 - (void) repairWithInvocation:(NSInvocation *)invocation {
9154     _trace();
9155     [self invokeNewProgress:invocation forController:nil withTitle:@"REPAIRING"];
9156     _trace();
9157 }
9158
9159 - (void) repairWithSelector:(SEL)selector {
9160     [self performSelectorOnMainThread:@selector(repairWithInvocation:) withObject:[NSInvocation invocationWithSelector:selector forTarget:database_] waitUntilDone:YES];
9161 }
9162
9163 - (void) reloadData {
9164     [self reloadDataWithInvocation:nil];
9165     if ([database_ progressDelegate] == nil)
9166         [self _loaded];
9167 }
9168
9169 - (void) syncData {
9170     [self _saveConfig];
9171     [self detachNewProgressSelector:@selector(update_) toTarget:self forController:nil title:@"UPDATING_SOURCES"];
9172 }
9173
9174 - (void) addSource:(NSDictionary *) source {
9175     AddSource(source);
9176 }
9177
9178 - (void) addSource:(NSString *)href withDistribution:(NSString *)distribution andSections:(NSArray *)sections {
9179     AddSource(href, distribution, sections);
9180 }
9181
9182 - (void) addTrivialSource:(NSString *)href {
9183     AddSource(href, @"./");
9184 }
9185
9186 - (void) updateValues {
9187     Changed_ = true;
9188 }
9189
9190 - (void) resolve {
9191     pkgProblemResolver *resolver = [database_ resolver];
9192
9193     resolver->InstallProtect();
9194     if (!resolver->Resolve(true))
9195         _error->Discard();
9196 }
9197
9198 - (bool) perform {
9199     // XXX: this is a really crappy way of doing this.
9200     // like, seriously: this state machine is still broken, and cancelling this here doesn't really /fix/ that.
9201     // for one, the user can still /start/ a reloading data event while they have a queue, which is stupid
9202     // for two, this just means there is a race condition between the refresh completing and the confirmation controller appearing.
9203     if ([tabbar_ updating])
9204         [tabbar_ cancelUpdate];
9205
9206     if (![database_ prepare])
9207         return false;
9208
9209     ConfirmationController *page([[[ConfirmationController alloc] initWithDatabase:database_] autorelease]);
9210     [page setDelegate:self];
9211     UINavigationController *confirm_([[[UINavigationController alloc] initWithRootViewController:page] autorelease]);
9212
9213     if (IsWildcat_)
9214         [confirm_ setModalPresentationStyle:UIModalPresentationFormSheet];
9215     [tabbar_ presentModalViewController:confirm_ animated:YES];
9216
9217     return true;
9218 }
9219
9220 - (void) queue {
9221     @synchronized (self) {
9222         [self perform];
9223     }
9224 }
9225
9226 - (void) clearPackage:(Package *)package {
9227     @synchronized (self) {
9228         [package clear];
9229         [self resolve];
9230         [self perform];
9231     }
9232 }
9233
9234 - (void) installPackages:(NSArray *)packages {
9235     @synchronized (self) {
9236         for (Package *package in packages)
9237             [package install];
9238         [self resolve];
9239         [self perform];
9240     }
9241 }
9242
9243 - (void) installPackage:(Package *)package {
9244     @synchronized (self) {
9245         [package install];
9246         [self resolve];
9247         [self perform];
9248     }
9249 }
9250
9251 - (void) removePackage:(Package *)package {
9252     @synchronized (self) {
9253         [package remove];
9254         [self resolve];
9255         [self perform];
9256     }
9257 }
9258
9259 - (void) distUpgrade {
9260     @synchronized (self) {
9261         if (![database_ upgrade])
9262             return;
9263         [self perform];
9264     }
9265 }
9266
9267 - (void) perform_ {
9268     [database_ perform];
9269     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
9270 }
9271
9272 - (void) confirmWithNavigationController:(UINavigationController *)navigation {
9273     Queuing_ = false;
9274     ++locked_;
9275     [self detachNewProgressSelector:@selector(perform_) toTarget:self forController:navigation title:@"RUNNING"];
9276     --locked_;
9277     [self refreshIfPossible];
9278 }
9279
9280 - (void) showSettings {
9281     [self presentModalViewController:[[[SettingsController alloc] initWithDatabase:database_ delegate:self] autorelease] force:NO];
9282 }
9283
9284 - (void) retainNetworkActivityIndicator {
9285     if (activity_++ == 0)
9286         [self setNetworkActivityIndicatorVisible:YES];
9287
9288 #if TraceLogging
9289     NSLog(@"retainNetworkActivityIndicator->%d", activity_);
9290 #endif
9291 }
9292
9293 - (void) releaseNetworkActivityIndicator {
9294     if (--activity_ == 0)
9295         [self setNetworkActivityIndicatorVisible:NO];
9296
9297 #if TraceLogging
9298     NSLog(@"releaseNetworkActivityIndicator->%d", activity_);
9299 #endif
9300
9301 }
9302
9303 - (void) cancelAndClear:(bool)clear {
9304     @synchronized (self) {
9305         if (clear) {
9306             [database_ clear];
9307             Queuing_ = false;
9308         } else {
9309             Queuing_ = true;
9310         }
9311
9312         [self _updateData];
9313     }
9314 }
9315
9316 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
9317     NSString *context([alert context]);
9318
9319     if ([context isEqualToString:@"conffile"]) {
9320         FILE *input = [database_ input];
9321         if (button == [alert cancelButtonIndex])
9322             fprintf(input, "N\n");
9323         else if (button == [alert firstOtherButtonIndex])
9324             fprintf(input, "Y\n");
9325         fflush(input);
9326
9327         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9328     } else if ([context isEqualToString:@"fixhalf"]) {
9329         if (button == [alert cancelButtonIndex]) {
9330             @synchronized (self) {
9331                 for (Package *broken in (id) broken_) {
9332                     [broken remove];
9333
9334                     NSString *id = [broken id];
9335                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.prerm", id] UTF8String]);
9336                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postrm", id] UTF8String]);
9337                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.preinst", id] UTF8String]);
9338                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postinst", id] UTF8String]);
9339                 }
9340
9341                 [self resolve];
9342                 [self perform];
9343             }
9344         } else if (button == [alert firstOtherButtonIndex]) {
9345             [broken_ removeAllObjects];
9346             [self _loaded];
9347         }
9348
9349         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9350     } else if ([context isEqualToString:@"upgrade"]) {
9351         if (button == [alert firstOtherButtonIndex]) {
9352             @synchronized (self) {
9353                 for (Package *essential in (id) essential_)
9354                     [essential install];
9355
9356                 [self resolve];
9357                 [self perform];
9358             }
9359         } else if (button == [alert firstOtherButtonIndex] + 1) {
9360             [self distUpgrade];
9361         } else if (button == [alert cancelButtonIndex]) {
9362             Ignored_ = YES;
9363         }
9364
9365         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9366     }
9367 }
9368
9369 - (void) system:(NSString *)command {
9370     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9371
9372     _trace();
9373     system([command UTF8String]);
9374     _trace();
9375
9376     [pool release];
9377 }
9378
9379 - (void) applicationWillSuspend {
9380     [database_ clean];
9381     [super applicationWillSuspend];
9382 }
9383
9384 - (BOOL) isSafeToSuspend {
9385     if (locked_ != 0) {
9386 #if !ForRelease
9387         NSLog(@"isSafeToSuspend: locked_ != 0");
9388 #endif
9389         return false;
9390     }
9391
9392     // Use external process status API internally.
9393     // This is probably a really bad idea.
9394     // XXX: what is the point of this? does this solve anything at all?
9395     uint64_t status = 0;
9396     int notify_token;
9397     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
9398         notify_get_state(notify_token, &status);
9399         notify_cancel(notify_token);
9400     }
9401
9402     if (status != 0) {
9403 #if !ForRelease
9404         NSLog(@"isSafeToSuspend: status != 0");
9405 #endif
9406         return false;
9407     }
9408
9409 #if !ForRelease
9410     NSLog(@"isSafeToSuspend: -> true");
9411 #endif
9412     return true;
9413 }
9414
9415 - (void) applicationSuspend:(__GSEvent *)event {
9416     if ([self isSafeToSuspend])
9417         [super applicationSuspend:event];
9418 }
9419
9420 - (void) _animateSuspension:(BOOL)arg0 duration:(double)arg1 startTime:(double)arg2 scale:(float)arg3 {
9421     if ([self isSafeToSuspend])
9422         [super _animateSuspension:arg0 duration:arg1 startTime:arg2 scale:arg3];
9423 }
9424
9425 - (void) _setSuspended:(BOOL)value {
9426     if ([self isSafeToSuspend])
9427         [super _setSuspended:value];
9428 }
9429
9430 - (UIProgressHUD *) addProgressHUD {
9431     UIProgressHUD *hud([[[UIProgressHUD alloc] init] autorelease]);
9432     [hud setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
9433
9434     [window_ setUserInteractionEnabled:NO];
9435
9436     UIViewController *target(tabbar_);
9437     if (UIViewController *modal = [target modalViewController])
9438         target = modal;
9439
9440     UIView *view([target view]);
9441     [view addSubview:hud];
9442
9443     [hud showInView:[tabbar_ view]];
9444
9445     ++locked_;
9446     return hud;
9447 }
9448
9449 - (void) removeProgressHUD:(UIProgressHUD *)hud {
9450     --locked_;
9451     [hud hide];
9452     [hud removeFromSuperview];
9453     [window_ setUserInteractionEnabled:YES];
9454 }
9455
9456 - (CyteViewController *) pageForPackage:(NSString *)name {
9457     return [[[CYPackageController alloc] initWithDatabase:database_ forPackage:name] autorelease];
9458 }
9459
9460 - (CyteViewController *) pageForURL:(NSURL *)url forExternal:(BOOL)external {
9461     NSString *scheme([[url scheme] lowercaseString]);
9462     if ([[url absoluteString] length] <= [scheme length] + 3)
9463         return nil;
9464     NSString *path([[url absoluteString] substringFromIndex:[scheme length] + 3]);
9465     NSArray *components([path pathComponents]);
9466
9467     if ([scheme isEqualToString:@"apptapp"] && [components count] > 0 && [[components objectAtIndex:0] isEqualToString:@"package"])
9468         return [self pageForPackage:[components objectAtIndex:1]];
9469
9470     if ([components count] < 1 || ![scheme isEqualToString:@"cydia"])
9471         return nil;
9472
9473     NSString *base([components objectAtIndex:0]);
9474
9475     CyteViewController *controller = nil;
9476
9477     if ([base isEqualToString:@"url"]) {
9478         // This kind of URL can contain slashes in the argument, so we can't parse them below.
9479         NSString *destination = [[url absoluteString] substringFromIndex:([scheme length] + [@"://" length] + [base length] + [@"/" length])];
9480         controller = [[[CydiaWebViewController alloc] initWithURL:[NSURL URLWithString:destination]] autorelease];
9481     } else if (!external && [components count] == 1) {
9482         if ([base isEqualToString:@"manage"]) {
9483             controller = [[[ManageController alloc] init] autorelease];
9484         }
9485
9486         if ([base isEqualToString:@"sources"]) {
9487             controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9488         }
9489
9490         if ([base isEqualToString:@"home"]) {
9491             controller = [[[HomeController alloc] init] autorelease];
9492         }
9493
9494         if ([base isEqualToString:@"sections"]) {
9495             controller = [[[SectionsController alloc] initWithDatabase:database_] autorelease];
9496         }
9497
9498         if ([base isEqualToString:@"search"]) {
9499             controller = [[[SearchController alloc] initWithDatabase:database_ query:nil] autorelease];
9500         }
9501
9502         if ([base isEqualToString:@"changes"]) {
9503             controller = [[[ChangesController alloc] initWithDatabase:database_] autorelease];
9504         }
9505
9506         if ([base isEqualToString:@"installed"]) {
9507             controller = [[[InstalledController alloc] initWithDatabase:database_] autorelease];
9508         }
9509     } else if ([components count] == 2) {
9510         NSString *argument = [components objectAtIndex:1];
9511
9512         if ([base isEqualToString:@"package"]) {
9513             controller = [self pageForPackage:argument];
9514         }
9515
9516         if (!external && [base isEqualToString:@"search"]) {
9517             controller = [[[SearchController alloc] initWithDatabase:database_ query:argument] autorelease];
9518         }
9519
9520         if (!external && [base isEqualToString:@"sections"]) {
9521             if ([argument isEqualToString:@"all"])
9522                 argument = nil;
9523             controller = [[[SectionController alloc] initWithDatabase:database_ section:argument] autorelease];
9524         }
9525
9526         if (!external && [base isEqualToString:@"sources"]) {
9527             if ([argument isEqualToString:@"add"]) {
9528                 controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9529                 [(SourcesController *)controller showAddSourcePrompt];
9530             } else {
9531                 Source *source = [database_ sourceWithKey:[argument stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
9532                 controller = [[[SourceController alloc] initWithDatabase:database_ source:source] autorelease];
9533             }
9534         }
9535
9536         if (!external && [base isEqualToString:@"launch"]) {
9537             [self launchApplicationWithIdentifier:argument suspended:NO];
9538             return nil;
9539         }
9540     } else if (!external && [components count] == 3) {
9541         NSString *arg1 = [components objectAtIndex:1];
9542         NSString *arg2 = [components objectAtIndex:2];
9543
9544         if ([base isEqualToString:@"package"]) {
9545             if ([arg2 isEqualToString:@"settings"]) {
9546                 controller = [[[PackageSettingsController alloc] initWithDatabase:database_ package:arg1] autorelease];
9547             } else if ([arg2 isEqualToString:@"files"]) {
9548                 if (Package *package = [database_ packageWithName:arg1]) {
9549                     controller = [[[FileTable alloc] initWithDatabase:database_] autorelease];
9550                     [(FileTable *)controller setPackage:package];
9551                 }
9552             }
9553         }
9554     }
9555
9556     [controller setDelegate:self];
9557     return controller;
9558 }
9559
9560 - (BOOL) openCydiaURL:(NSURL *)url forExternal:(BOOL)external {
9561     CyteViewController *page([self pageForURL:url forExternal:external]);
9562
9563     if (page != nil) {
9564         UINavigationController *nav = [[[UINavigationController alloc] init] autorelease];
9565         [nav setViewControllers:[NSArray arrayWithObject:page]];
9566         [tabbar_ setUnselectedViewController:nav];
9567     }
9568
9569     return page != nil;
9570 }
9571
9572 - (void) applicationOpenURL:(NSURL *)url {
9573     [super applicationOpenURL:url];
9574
9575     if (!loaded_)
9576         starturl_ = url;
9577     else
9578         [self openCydiaURL:url forExternal:YES];
9579 }
9580
9581 - (void) applicationWillResignActive:(UIApplication *)application {
9582     // Stop refreshing if you get a phone call or lock the device.
9583     if ([tabbar_ updating])
9584         [tabbar_ cancelUpdate];
9585
9586     if ([[self superclass] instancesRespondToSelector:@selector(applicationWillResignActive:)])
9587         [super applicationWillResignActive:application];
9588 }
9589
9590 - (void) saveState {
9591     [Metadata_ setObject:[tabbar_ navigationURLCollection] forKey:@"InterfaceState"];
9592     [Metadata_ setObject:[NSDate date] forKey:@"LastClosed"];
9593     [Metadata_ setObject:[NSNumber numberWithInt:[tabbar_ selectedIndex]] forKey:@"InterfaceIndex"];
9594     Changed_ = true;
9595
9596     [self _saveConfig];
9597 }
9598
9599 - (void) applicationWillTerminate:(UIApplication *)application {
9600     [self saveState];
9601 }
9602
9603 - (void) setConfigurationData:(NSString *)data {
9604     static Pcre conffile_r("^'(.*)' '(.*)' ([01]) ([01])$");
9605
9606     if (!conffile_r(data)) {
9607         lprintf("E:invalid conffile\n");
9608         return;
9609     }
9610
9611     NSString *ofile = conffile_r[1];
9612     //NSString *nfile = conffile_r[2];
9613
9614     UIAlertView *alert = [[[UIAlertView alloc]
9615         initWithTitle:UCLocalize("CONFIGURATION_UPGRADE")
9616         message:[NSString stringWithFormat:@"%@\n\n%@", UCLocalize("CONFIGURATION_UPGRADE_EX"), ofile]
9617         delegate:self
9618         cancelButtonTitle:UCLocalize("KEEP_OLD_COPY")
9619         otherButtonTitles:
9620             UCLocalize("ACCEPT_NEW_COPY"),
9621             // XXX: UCLocalize("SEE_WHAT_CHANGED"),
9622         nil
9623     ] autorelease];
9624
9625     [alert setContext:@"conffile"];
9626     [alert setNumberOfRows:2];
9627     [alert show];
9628 }
9629
9630 - (void) addStashController {
9631     ++locked_;
9632     stash_ = [[[StashController alloc] init] autorelease];
9633     [window_ addSubview:[stash_ view]];
9634 }
9635
9636 - (void) removeStashController {
9637     [[stash_ view] removeFromSuperview];
9638     stash_ = nil;
9639     --locked_;
9640 }
9641
9642 - (void) stash {
9643     [self setIdleTimerDisabled:YES];
9644
9645     [[UIApplication sharedApplication] setStatusBarStyle:UIStatusBarStyleBlackOpaque];
9646     UpdateExternalStatus(1);
9647     [self yieldToSelector:@selector(system:) withObject:@"/usr/libexec/cydia/free.sh"];
9648     UpdateExternalStatus(0);
9649
9650     [self removeStashController];
9651
9652     if (ExecFork() == 0) {
9653         execlp("launchctl", "launchctl", "stop", "com.apple.SpringBoard", NULL);
9654         perror("launchctl stop");
9655     }
9656 }
9657
9658 - (void) setupViewControllers {
9659     tabbar_ = [[[CYTabBarController alloc] initWithDatabase:database_] autorelease];
9660
9661     NSMutableArray *items([NSMutableArray arrayWithObjects:
9662         [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage applicationImageNamed:@"home.png"] tag:0] autorelease],
9663         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SECTIONS") image:[UIImage applicationImageNamed:@"install.png"] tag:0] autorelease],
9664         [[[UITabBarItem alloc] initWithTitle:UCLocalize("CHANGES") image:[UIImage applicationImageNamed:@"changes.png"] tag:0] autorelease],
9665         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage applicationImageNamed:@"search.png"] tag:0] autorelease],
9666     nil]);
9667
9668     if (IsWildcat_) {
9669         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage applicationImageNamed:@"source.png"] tag:0] autorelease] atIndex:3];
9670         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
9671     } else {
9672         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("MANAGE") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
9673     }
9674
9675     NSMutableArray *controllers([NSMutableArray array]);
9676     for (UITabBarItem *item in items) {
9677         UINavigationController *controller([[[UINavigationController alloc] init] autorelease]);
9678         [controller setTabBarItem:item];
9679         [controllers addObject:controller];
9680     }
9681     [tabbar_ setViewControllers:controllers];
9682
9683     [tabbar_ setUpdateDelegate:self];
9684 }
9685
9686 - (void) _sendMemoryWarningNotification {
9687     [[NSNotificationCenter defaultCenter] postNotificationName:@"UIApplicationDidReceiveMemoryWarningNotification" object:[UIApplication sharedApplication]];
9688 }
9689
9690 - (void) _sendMemoryWarningNotifications {
9691     while (true) {
9692         [self performSelectorOnMainThread:@selector(_sendMemoryWarningNotification) withObject:nil waitUntilDone:NO];
9693         usleep(250000);
9694     }
9695 }
9696
9697 - (void) applicationDidFinishLaunching:(id)unused {
9698     //[NSThread detachNewThreadSelector:@selector(_sendMemoryWarningNotifications) toTarget:self withObject:nil];
9699
9700 _trace();
9701     if ([self respondsToSelector:@selector(setApplicationSupportsShakeToEdit:)])
9702         [self setApplicationSupportsShakeToEdit:NO];
9703
9704     @synchronized (HostConfig_) {
9705         [BridgedHosts_ addObject:[[NSURL URLWithString:CydiaURL(@"")] host]];
9706     }
9707
9708     [NSURLCache setSharedURLCache:[[[CYURLCache alloc]
9709         initWithMemoryCapacity:524288
9710         diskCapacity:10485760
9711         diskPath:[NSString stringWithFormat:@"%@/Library/Caches/com.saurik.Cydia/SDURLCache", @"/var/root"]
9712     ] autorelease]];
9713
9714     [CydiaWebViewController _initialize];
9715
9716     [NSURLProtocol registerClass:[CydiaURLProtocol class]];
9717
9718     // this would disallow http{,s} URLs from accessing this data
9719     //[WebView registerURLSchemeAsLocal:@"cydia"];
9720
9721     Font12_ = [UIFont systemFontOfSize:12];
9722     Font12Bold_ = [UIFont boldSystemFontOfSize:12];
9723     Font14_ = [UIFont systemFontOfSize:14];
9724     Font18Bold_ = [UIFont boldSystemFontOfSize:18];
9725     Font22Bold_ = [UIFont boldSystemFontOfSize:22];
9726
9727     essential_ = [NSMutableArray arrayWithCapacity:4];
9728     broken_ = [NSMutableArray arrayWithCapacity:4];
9729
9730     // XXX: I really need this thing... like, seriously... I'm sorry
9731     [[[AppCacheController alloc] initWithURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/appcache/", UI_]]] reloadData];
9732
9733     window_ = [[[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]] autorelease];
9734     [window_ orderFront:self];
9735     [window_ makeKey:self];
9736     [window_ setHidden:NO];
9737
9738     if (
9739         readlink("/Applications", NULL, 0) == -1 && errno == EINVAL ||
9740         readlink("/Library/Ringtones", NULL, 0) == -1 && errno == EINVAL ||
9741         readlink("/Library/Wallpaper", NULL, 0) == -1 && errno == EINVAL ||
9742         //readlink("/usr/bin", NULL, 0) == -1 && errno == EINVAL ||
9743         readlink("/usr/include", NULL, 0) == -1 && errno == EINVAL ||
9744         readlink("/usr/lib/pam", NULL, 0) == -1 && errno == EINVAL ||
9745         readlink("/usr/libexec", NULL, 0) == -1 && errno == EINVAL ||
9746         readlink("/usr/share", NULL, 0) == -1 && errno == EINVAL ||
9747         //readlink("/var/lib", NULL, 0) == -1 && errno == EINVAL ||
9748         false
9749     ) {
9750         [self addStashController];
9751         // XXX: this would be much cleaner as a yieldToSelector:
9752         // that way the removeStashController could happen right here inline
9753         // we also could no longer require the useless stash_ field anymore
9754         [self performSelector:@selector(stash) withObject:nil afterDelay:0];
9755         return;
9756     }
9757
9758     database_ = [Database sharedInstance];
9759     [database_ setDelegate:self];
9760
9761     [window_ setUserInteractionEnabled:NO];
9762     [self setupViewControllers];
9763
9764     emulated_ = [[[CydiaLoadingViewController alloc] init] autorelease];
9765     [window_ addSubview:[emulated_ view]];
9766
9767     [self performSelector:@selector(loadData) withObject:nil afterDelay:0];
9768 _trace();
9769 }
9770
9771 - (NSArray *) defaultStartPages {
9772     NSMutableArray *standard = [NSMutableArray array];
9773     [standard addObject:[NSArray arrayWithObject:@"cydia://home"]];
9774     [standard addObject:[NSArray arrayWithObject:@"cydia://sections"]];
9775     [standard addObject:[NSArray arrayWithObject:@"cydia://changes"]];
9776     if (!IsWildcat_) {
9777         [standard addObject:[NSArray arrayWithObject:@"cydia://manage"]];
9778     } else {
9779         [standard addObject:[NSArray arrayWithObject:@"cydia://installed"]];
9780         [standard addObject:[NSArray arrayWithObject:@"cydia://sources"]];
9781     }
9782     [standard addObject:[NSArray arrayWithObject:@"cydia://search"]];
9783     return standard;
9784 }
9785
9786 - (void) loadData {
9787 _trace();
9788     if (Role_ == nil) {
9789         [window_ setUserInteractionEnabled:YES];
9790         [self showSettings];
9791         return;
9792     } else {
9793         if ([emulated_ modalViewController] != nil)
9794             [emulated_ dismissModalViewControllerAnimated:YES];
9795         [window_ setUserInteractionEnabled:NO];
9796     }
9797
9798     [self reloadDataWithInvocation:nil];
9799     [self refreshIfPossible];
9800     PrintTimes();
9801
9802     [self disemulate];
9803
9804     int savedIndex = [[Metadata_ objectForKey:@"InterfaceIndex"] intValue];
9805     NSArray *saved = [[Metadata_ objectForKey:@"InterfaceState"] mutableCopy];
9806     int standardIndex = 0;
9807     NSArray *standard = [self defaultStartPages];
9808
9809     BOOL valid = YES;
9810
9811     if (saved == nil)
9812         valid = NO;
9813
9814     NSDate *closed = [Metadata_ objectForKey:@"LastClosed"];
9815     if (valid && closed != nil) {
9816         NSTimeInterval interval([closed timeIntervalSinceNow]);
9817         // XXX: Is 15 minutes the optimal time here?
9818         if (interval > 0 && interval <= -(15*60))
9819             valid = NO;
9820     }
9821
9822     if (valid && [saved count] != [standard count])
9823         valid = NO;
9824
9825     if (valid) {
9826         for (unsigned int i = 0; i < [standard count]; i++) {
9827             NSArray *std = [standard objectAtIndex:i], *sav = [saved objectAtIndex:i];
9828             // XXX: The "hasPrefix" sanity check here could be, in theory, fooled,
9829             //      but it's good enough for now.
9830             if ([sav count] == 0 || ![[sav objectAtIndex:0] hasPrefix:[std objectAtIndex:0]]) {
9831                 valid = NO;
9832                 break;
9833             }
9834         }
9835     }
9836
9837     NSArray *items = nil;
9838     if (valid) {
9839         [tabbar_ setSelectedIndex:savedIndex];
9840         items = saved;
9841     } else {
9842         [tabbar_ setSelectedIndex:standardIndex];
9843         items = standard;
9844     }
9845
9846     for (unsigned int tab = 0; tab < [[tabbar_ viewControllers] count]; tab++) {
9847         NSArray *stack = [items objectAtIndex:tab];
9848         UINavigationController *navigation = [[tabbar_ viewControllers] objectAtIndex:tab];
9849         NSMutableArray *current = [NSMutableArray array];
9850
9851         for (unsigned int nav = 0; nav < [stack count]; nav++) {
9852             NSString *addr = [stack objectAtIndex:nav];
9853             NSURL *url = [NSURL URLWithString:addr];
9854             CyteViewController *page = [self pageForURL:url forExternal:NO];
9855             if (page != nil)
9856                 [current addObject:page];
9857         }
9858
9859         [navigation setViewControllers:current];
9860     }
9861
9862     // (Try to) show the startup URL.
9863     if (starturl_ != nil) {
9864         [self openCydiaURL:starturl_ forExternal:NO];
9865         starturl_ = nil;
9866     }
9867 }
9868
9869 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item {
9870     if (item != nil && IsWildcat_) {
9871         [sheet showFromBarButtonItem:item animated:YES];
9872     } else {
9873         [sheet showInView:window_];
9874     }
9875 }
9876
9877 - (void) addProgressEvent:(CydiaProgressEvent *)event forTask:(NSString *)task {
9878     id<ProgressDelegate> progress([database_ progressDelegate] ?: [self invokeNewProgress:nil forController:nil withTitle:task]);
9879     [progress setTitle:task];
9880     [progress addProgressEvent:event];
9881 }
9882
9883 - (void) addProgressEventForTask:(NSArray *)data {
9884     CydiaProgressEvent *event([data objectAtIndex:0]);
9885     NSString *task([data count] < 2 ? nil : [data objectAtIndex:1]);
9886     [self addProgressEvent:event forTask:task];
9887 }
9888
9889 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task {
9890     [self performSelectorOnMainThread:@selector(addProgressEventForTask:) withObject:[NSArray arrayWithObjects:event, task, nil] waitUntilDone:YES];
9891 }
9892
9893 @end
9894
9895 /*IMP alloc_;
9896 id Alloc_(id self, SEL selector) {
9897     id object = alloc_(self, selector);
9898     lprintf("[%s]A-%p\n", self->isa->name, object);
9899     return object;
9900 }*/
9901
9902 /*IMP dealloc_;
9903 id Dealloc_(id self, SEL selector) {
9904     id object = dealloc_(self, selector);
9905     lprintf("[%s]D-%p\n", self->isa->name, object);
9906     return object;
9907 }*/
9908
9909 Class $WebDefaultUIKitDelegate;
9910
9911 MSHook(void, UIWebDocumentView$_setUIKitDelegate$, UIWebDocumentView *self, SEL _cmd, id delegate) {
9912     if (delegate == nil && $WebDefaultUIKitDelegate != nil)
9913         delegate = [$WebDefaultUIKitDelegate sharedUIKitDelegate];
9914     return _UIWebDocumentView$_setUIKitDelegate$(self, _cmd, delegate);
9915 }
9916
9917 static NSSet *MobilizedFiles_;
9918
9919 static NSURL *MobilizeURL(NSURL *url) {
9920     NSString *path([url path]);
9921     if ([path hasPrefix:@"/var/root/"]) {
9922         NSString *file([path substringFromIndex:10]);
9923         if ([MobilizedFiles_ containsObject:file])
9924             url = [NSURL fileURLWithPath:[@"/var/mobile/" stringByAppendingString:file] isDirectory:NO];
9925     }
9926
9927     return url;
9928 }
9929
9930 Class $CFXPreferencesPropertyListSource;
9931 @class CFXPreferencesPropertyListSource;
9932
9933 MSHook(BOOL, CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync, CFXPreferencesPropertyListSource *self, SEL _cmd) {
9934     NSURL *&url(MSHookIvar<NSURL *>(self, "_url")), *old(url);
9935     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9936     url = MobilizeURL(url);
9937     BOOL value(_CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync(self, _cmd));
9938     //NSLog(@"%@ %s", [url absoluteString], value ? "YES" : "NO");
9939     url = old;
9940     [pool release];
9941     return value;
9942 }
9943
9944 MSHook(void *, CFXPreferencesPropertyListSource$createPlistFromDisk, CFXPreferencesPropertyListSource *self, SEL _cmd) {
9945     NSURL *&url(MSHookIvar<NSURL *>(self, "_url")), *old(url);
9946     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9947     url = MobilizeURL(url);
9948     void *value(_CFXPreferencesPropertyListSource$createPlistFromDisk(self, _cmd));
9949     //NSLog(@"%@ %@", [url absoluteString], value);
9950     url = old;
9951     [pool release];
9952     return value;
9953 }
9954
9955 Class $NSURLConnection;
9956
9957 MSHook(id, NSURLConnection$init$, NSURLConnection *self, SEL _cmd, NSURLRequest *request, id delegate, BOOL usesCache, int64_t maxContentLength, BOOL startImmediately, NSDictionary *connectionProperties) {
9958     NSMutableURLRequest *copy([request mutableCopy]);
9959
9960     NSURL *url([copy URL]);
9961
9962     NSString *href([url absoluteString]);
9963     NSString *host([url host]);
9964     NSString *scheme([[url scheme] lowercaseString]);
9965
9966     NSString *compound([NSString stringWithFormat:@"%@:%@", scheme, host]);
9967
9968     @synchronized (HostConfig_) {
9969         if ([copy respondsToSelector:@selector(setHTTPShouldUsePipelining:)])
9970             if ([PipelinedHosts_ containsObject:host] || [PipelinedHosts_ containsObject:compound])
9971                 [copy setHTTPShouldUsePipelining:YES];
9972
9973         if (NSString *control = [copy valueForHTTPHeaderField:@"Cache-Control"])
9974             if ([control isEqualToString:@"max-age=0"])
9975                 if ([CachedURLs_ containsObject:href]) {
9976 #if !ForRelease
9977                     NSLog(@"~~~: %@", href);
9978 #endif
9979
9980                     [copy setCachePolicy:NSURLRequestReturnCacheDataDontLoad];
9981
9982                     [copy setValue:nil forHTTPHeaderField:@"Cache-Control"];
9983                     [copy setValue:nil forHTTPHeaderField:@"If-Modified-Since"];
9984                     [copy setValue:nil forHTTPHeaderField:@"If-None-Match"];
9985                 }
9986     }
9987
9988     if ((self = _NSURLConnection$init$(self, _cmd, copy, delegate, usesCache, maxContentLength, startImmediately, connectionProperties)) != nil) {
9989     } return self;
9990 }
9991
9992 int main(int argc, char *argv[]) {
9993     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9994
9995     _trace();
9996
9997     UpdateExternalStatus(0);
9998
9999     if (Class $UIDevice = objc_getClass("UIDevice")) {
10000         UIDevice *device([$UIDevice currentDevice]);
10001         IsWildcat_ = [device respondsToSelector:@selector(isWildcat)] && [device isWildcat];
10002     } else
10003         IsWildcat_ = false;
10004
10005     UIScreen *screen([UIScreen mainScreen]);
10006     if ([screen respondsToSelector:@selector(scale)])
10007         ScreenScale_ = [screen scale];
10008     else
10009         ScreenScale_ = 1;
10010
10011     UIDevice *device([UIDevice currentDevice]);
10012     if (![device respondsToSelector:@selector(userInterfaceIdiom)])
10013         Idiom_ = @"iphone";
10014     else {
10015         UIUserInterfaceIdiom idiom([device userInterfaceIdiom]);
10016         if (idiom == UIUserInterfaceIdiomPhone)
10017             Idiom_ = @"iphone";
10018         else if (idiom == UIUserInterfaceIdiomPad)
10019             Idiom_ = @"ipad";
10020         else
10021             NSLog(@"unknown UIUserInterfaceIdiom!");
10022     }
10023
10024     Pcre pattern("^([0-9]+\\.[0-9]+)");
10025     if (pattern([device systemVersion]))
10026         Firmware_ = pattern[1];
10027
10028     SessionData_ = [NSMutableDictionary dictionaryWithCapacity:4];
10029
10030     HostConfig_ = [[[NSObject alloc] init] autorelease];
10031     @synchronized (HostConfig_) {
10032         BridgedHosts_ = [NSMutableSet setWithCapacity:4];
10033         TokenHosts_ = [NSMutableSet setWithCapacity:4];
10034         InsecureHosts_ = [NSMutableSet setWithCapacity:4];
10035         PipelinedHosts_ = [NSMutableSet setWithCapacity:4];
10036         CachedURLs_ = [NSMutableSet setWithCapacity:32];
10037     }
10038
10039     NSString *ui(@"ui/ios");
10040     if (Idiom_ != nil)
10041         ui = [ui stringByAppendingString:[NSString stringWithFormat:@"~%@", Idiom_]];
10042     UI_ = CydiaURL(ui);
10043
10044     PackageName = reinterpret_cast<CYString &(*)(Package *, SEL)>(method_getImplementation(class_getInstanceMethod([Package class], @selector(cyname))));
10045
10046     MobilizedFiles_ = [NSMutableSet setWithObjects:
10047         @"Library/Preferences/com.apple.Accessibility.plist",
10048         @"Library/Preferences/com.apple.preferences.sounds.plist",
10049     nil];
10050
10051     /* Library Hacks {{{ */
10052     class_addMethod(objc_getClass("DOMNodeList"), @selector(countByEnumeratingWithState:objects:count:), (IMP) &DOMNodeList$countByEnumeratingWithState$objects$count$, "I20@0:4^{NSFastEnumerationState}8^@12I16");
10053
10054     $CFXPreferencesPropertyListSource = objc_getClass("CFXPreferencesPropertyListSource");
10055
10056     Method CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync(class_getInstanceMethod($CFXPreferencesPropertyListSource, @selector(_backingPlistChangedSinceLastSync)));
10057     if (CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync != NULL) {
10058         _CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync = reinterpret_cast<BOOL (*)(CFXPreferencesPropertyListSource *, SEL)>(method_getImplementation(CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync));
10059         method_setImplementation(CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync, reinterpret_cast<IMP>(&$CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync));
10060     }
10061
10062     Method CFXPreferencesPropertyListSource$createPlistFromDisk(class_getInstanceMethod($CFXPreferencesPropertyListSource, @selector(createPlistFromDisk)));
10063     if (CFXPreferencesPropertyListSource$createPlistFromDisk != NULL) {
10064         _CFXPreferencesPropertyListSource$createPlistFromDisk = reinterpret_cast<void *(*)(CFXPreferencesPropertyListSource *, SEL)>(method_getImplementation(CFXPreferencesPropertyListSource$createPlistFromDisk));
10065         method_setImplementation(CFXPreferencesPropertyListSource$createPlistFromDisk, reinterpret_cast<IMP>(&$CFXPreferencesPropertyListSource$createPlistFromDisk));
10066     }
10067
10068     $WebDefaultUIKitDelegate = objc_getClass("WebDefaultUIKitDelegate");
10069     Method UIWebDocumentView$_setUIKitDelegate$(class_getInstanceMethod([WebView class], @selector(_setUIKitDelegate:)));
10070     if (UIWebDocumentView$_setUIKitDelegate$ != NULL) {
10071         _UIWebDocumentView$_setUIKitDelegate$ = reinterpret_cast<void (*)(UIWebDocumentView *, SEL, id)>(method_getImplementation(UIWebDocumentView$_setUIKitDelegate$));
10072         method_setImplementation(UIWebDocumentView$_setUIKitDelegate$, reinterpret_cast<IMP>(&$UIWebDocumentView$_setUIKitDelegate$));
10073     }
10074
10075     $NSURLConnection = objc_getClass("NSURLConnection");
10076     Method NSURLConnection$init$(class_getInstanceMethod($NSURLConnection, @selector(_initWithRequest:delegate:usesCache:maxContentLength:startImmediately:connectionProperties:)));
10077     if (NSURLConnection$init$ != NULL) {
10078         _NSURLConnection$init$ = reinterpret_cast<id (*)(NSURLConnection *, SEL, NSURLRequest *, id, BOOL, int64_t, BOOL, NSDictionary *)>(method_getImplementation(NSURLConnection$init$));
10079         method_setImplementation(NSURLConnection$init$, reinterpret_cast<IMP>(&$NSURLConnection$init$));
10080     }
10081     /* }}} */
10082     /* Set Locale {{{ */
10083     Locale_ = CFLocaleCopyCurrent();
10084     Languages_ = [NSLocale preferredLanguages];
10085
10086     //CFStringRef locale(CFLocaleGetIdentifier(Locale_));
10087     //NSLog(@"%@", [Languages_ description]);
10088
10089     const char *lang;
10090     if (Locale_ != NULL)
10091         lang = [(NSString *) CFLocaleGetIdentifier(Locale_) UTF8String];
10092     else if (Languages_ != nil && [Languages_ count] != 0)
10093         lang = [[Languages_ objectAtIndex:0] UTF8String];
10094     else
10095         // XXX: consider just setting to C and then falling through?
10096         lang = NULL;
10097
10098     if (lang != NULL) {
10099         Pcre pattern("^([a-z][a-z])(?:-[A-Za-z]*)?(_[A-Z][A-Z])?$");
10100         lang = !pattern(lang) ? NULL : [pattern->*@"%1$@%2$@" UTF8String];
10101     }
10102
10103     NSLog(@"Setting Language: %s", lang);
10104
10105     if (lang != NULL) {
10106         setenv("LANG", lang, true);
10107         std::setlocale(LC_ALL, lang);
10108     }
10109     /* }}} */
10110
10111     apr_app_initialize(&argc, const_cast<const char * const **>(&argv), NULL);
10112
10113     /* Parse Arguments {{{ */
10114     bool substrate(false);
10115
10116     if (argc != 0) {
10117         char **args(argv);
10118         int arge(1);
10119
10120         for (int argi(1); argi != argc; ++argi)
10121             if (strcmp(argv[argi], "--") == 0) {
10122                 arge = argi;
10123                 argv[argi] = argv[0];
10124                 argv += argi;
10125                 argc -= argi;
10126                 break;
10127             }
10128
10129         for (int argi(1); argi != arge; ++argi)
10130             if (strcmp(args[argi], "--substrate") == 0)
10131                 substrate = true;
10132             else
10133                 fprintf(stderr, "unknown argument: %s\n", args[argi]);
10134     }
10135     /* }}} */
10136
10137     App_ = [[NSBundle mainBundle] bundlePath];
10138     Advanced_ = YES;
10139
10140     setuid(0);
10141     setgid(0);
10142
10143     /*Method alloc = class_getClassMethod([NSObject class], @selector(alloc));
10144     alloc_ = alloc->method_imp;
10145     alloc->method_imp = (IMP) &Alloc_;*/
10146
10147     /*Method dealloc = class_getClassMethod([NSObject class], @selector(dealloc));
10148     dealloc_ = dealloc->method_imp;
10149     dealloc->method_imp = (IMP) &Dealloc_;*/
10150
10151     /* System Information {{{ */
10152     size_t size;
10153
10154     int maxproc;
10155     size = sizeof(maxproc);
10156     if (sysctlbyname("kern.maxproc", &maxproc, &size, NULL, 0) == -1)
10157         perror("sysctlbyname(\"kern.maxproc\", ?)");
10158     else if (maxproc < 64) {
10159         maxproc = 64;
10160         if (sysctlbyname("kern.maxproc", NULL, NULL, &maxproc, sizeof(maxproc)) == -1)
10161             perror("sysctlbyname(\"kern.maxproc\", #)");
10162     }
10163
10164     sysctlbyname("kern.osversion", NULL, &size, NULL, 0);
10165     char *osversion = new char[size];
10166     if (sysctlbyname("kern.osversion", osversion, &size, NULL, 0) == -1)
10167         perror("sysctlbyname(\"kern.osversion\", ?)");
10168     else
10169         System_ = [NSString stringWithUTF8String:osversion];
10170
10171     sysctlbyname("hw.machine", NULL, &size, NULL, 0);
10172     char *machine = new char[size];
10173     if (sysctlbyname("hw.machine", machine, &size, NULL, 0) == -1)
10174         perror("sysctlbyname(\"hw.machine\", ?)");
10175     else
10176         Machine_ = machine;
10177
10178     SerialNumber_ = (NSString *) CYIOGetValue("IOService:/", @"IOPlatformSerialNumber");
10179     ChipID_ = [CYHex((NSData *) CYIOGetValue("IODeviceTree:/chosen", @"unique-chip-id"), true) uppercaseString];
10180     BBSNum_ = CYHex((NSData *) CYIOGetValue("IOService:/AppleARMPE/baseband", @"snum"), false);
10181
10182     UniqueID_ = [device uniqueIdentifier];
10183
10184     CFStringRef (*$CTSIMSupportCopyMobileSubscriberCountryCode)(CFAllocatorRef);
10185     $CTSIMSupportCopyMobileSubscriberCountryCode = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode"));
10186     CFStringRef mcc($CTSIMSupportCopyMobileSubscriberCountryCode == NULL ? NULL : (*$CTSIMSupportCopyMobileSubscriberCountryCode)(kCFAllocatorDefault));
10187
10188     CFStringRef (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(CFAllocatorRef);
10189     $CTSIMSupportCopyMobileSubscriberNetworkCode = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode"));
10190     CFStringRef mnc($CTSIMSupportCopyMobileSubscriberNetworkCode == NULL ? NULL : (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(kCFAllocatorDefault));
10191
10192     if (mcc != NULL && mnc != NULL)
10193         PLMN_ = [NSString stringWithFormat:@"%@%@", mcc, mnc];
10194
10195     if (mnc != NULL)
10196         CFRelease(mnc);
10197     if (mcc != NULL)
10198         CFRelease(mcc);
10199
10200     if (NSDictionary *system = [NSDictionary dictionaryWithContentsOfFile:@"/System/Library/CoreServices/SystemVersion.plist"])
10201         Build_ = [system objectForKey:@"ProductBuildVersion"];
10202     if (NSDictionary *info = [NSDictionary dictionaryWithContentsOfFile:@"/Applications/MobileSafari.app/Info.plist"]) {
10203         Product_ = [info objectForKey:@"SafariProductVersion"];
10204         Safari_ = [info objectForKey:@"CFBundleVersion"];
10205     }
10206     /* }}} */
10207     /* Load Database {{{ */
10208     _trace();
10209     Metadata_ = [[[NSMutableDictionary alloc] initWithContentsOfFile:@"/var/lib/cydia/metadata.plist"] autorelease];
10210     _trace();
10211     SectionMap_ = [[[NSDictionary alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"Sections" ofType:@"plist"]] autorelease];
10212
10213     if (Metadata_ == NULL)
10214         Metadata_ = [NSMutableDictionary dictionaryWithCapacity:2];
10215     else {
10216         Settings_ = [Metadata_ objectForKey:@"Settings"];
10217
10218         Packages_ = [Metadata_ objectForKey:@"Packages"];
10219
10220         Values_ = [Metadata_ objectForKey:@"Values"];
10221         Sections_ = [Metadata_ objectForKey:@"Sections"];
10222         Sources_ = [Metadata_ objectForKey:@"Sources"];
10223
10224         Token_ = [Metadata_ objectForKey:@"Token"];
10225
10226         Version_ = [Metadata_ objectForKey:@"Version"];
10227
10228         @synchronized (HostConfig_) {
10229             CydiaSource_ = [Metadata_ objectForKey:@"CydiaSource"];
10230         }
10231     }
10232
10233     if (Settings_ != nil)
10234         Role_ = [Settings_ objectForKey:@"Role"];
10235
10236     if (Values_ == nil) {
10237         Values_ = [[[NSMutableDictionary alloc] initWithCapacity:4] autorelease];
10238         [Metadata_ setObject:Values_ forKey:@"Values"];
10239     }
10240
10241     if (Sections_ == nil) {
10242         Sections_ = [[[NSMutableDictionary alloc] initWithCapacity:32] autorelease];
10243         [Metadata_ setObject:Sections_ forKey:@"Sections"];
10244     }
10245
10246     if (Sources_ == nil) {
10247         Sources_ = [[[NSMutableDictionary alloc] initWithCapacity:0] autorelease];
10248         [Metadata_ setObject:Sources_ forKey:@"Sources"];
10249     }
10250
10251     if (Version_ == nil) {
10252         Version_ = [NSNumber numberWithUnsignedInt:0];
10253         [Metadata_ setObject:Version_ forKey:@"Version"];
10254     }
10255
10256     @synchronized (HostConfig_) {
10257         if (CydiaSource_ == nil) {
10258             CydiaSource_ = @"apt.saurik.com";
10259             [Metadata_ setObject:CydiaSource_ forKey:@"CydiaSource"];
10260         }
10261     }
10262
10263     if ([Version_ unsignedIntValue] == 0) {
10264         AddSource(@"http://apt.thebigboss.org/repofiles/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10265         AddSource(@"http://apt.modmyi.com/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10266         AddSource(@"http://cydia.zodttd.com/repo/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10267         AddSource(@"http://repo666.ultrasn0w.com/", @"./");
10268
10269         Version_ = [NSNumber numberWithUnsignedInt:1];
10270         [Metadata_ setObject:Version_ forKey:@"Version"];
10271
10272         [Metadata_ removeObjectForKey:@"LastUpdate"];
10273
10274         Changed_ = true;
10275     }
10276     /* }}} */
10277
10278     WriteSources();
10279
10280     _trace();
10281     MetaFile_.Open("/var/lib/cydia/metadata.cb0");
10282     _trace();
10283
10284     if (Packages_ != nil) {
10285         bool fail(false);
10286         CFDictionaryApplyFunction((CFDictionaryRef) Packages_, &PackageImport, &fail);
10287         _trace();
10288
10289         if (!fail) {
10290             [Metadata_ removeObjectForKey:@"Packages"];
10291             Packages_ = nil;
10292             Changed_ = true;
10293         }
10294     }
10295
10296     Finishes_ = [NSArray arrayWithObjects:@"return", @"reopen", @"restart", @"reload", @"reboot", nil];
10297
10298 #define MobileSubstrate_(name) \
10299     if (substrate && access("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", F_OK) == 0) { \
10300         void *handle(dlopen("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", RTLD_LAZY | RTLD_GLOBAL)); \
10301         if (handle == NULL) \
10302             NSLog(@"%s", dlerror()); \
10303     }
10304
10305     MobileSubstrate_(Activator)
10306     MobileSubstrate_(libstatusbar)
10307     MobileSubstrate_(SimulatedKeyEvents)
10308     MobileSubstrate_(WinterBoard)
10309
10310     /*if (substrate && access("/Library/MobileSubstrate/MobileSubstrate.dylib", F_OK) == 0)
10311         dlopen("/Library/MobileSubstrate/MobileSubstrate.dylib", RTLD_LAZY | RTLD_GLOBAL);*/
10312
10313     int version([[NSString stringWithContentsOfFile:@"/var/lib/cydia/firmware.ver"] intValue]);
10314
10315     if (access("/tmp/.cydia.fw", F_OK) == 0) {
10316         unlink("/tmp/.cydia.fw");
10317         goto firmware;
10318     } else if (access("/User", F_OK) != 0 || version < 4) {
10319       firmware:
10320         _trace();
10321         system("/usr/libexec/cydia/firmware.sh");
10322         _trace();
10323     }
10324
10325     _assert([[NSFileManager defaultManager]
10326         createDirectoryAtPath:@"/var/cache/apt/archives/partial"
10327         withIntermediateDirectories:YES
10328         attributes:nil
10329         error:NULL
10330     ]);
10331
10332     if (access("/tmp/cydia.chk", F_OK) == 0) {
10333         if (unlink("/var/cache/apt/pkgcache.bin") == -1)
10334             _assert(errno == ENOENT);
10335         if (unlink("/var/cache/apt/srcpkgcache.bin") == -1)
10336             _assert(errno == ENOENT);
10337     }
10338
10339     /* APT Initialization {{{ */
10340     _assert(pkgInitConfig(*_config));
10341     _assert(pkgInitSystem(*_config, _system));
10342
10343     if (lang != NULL)
10344         _config->Set("APT::Acquire::Translation", lang);
10345
10346     // XXX: this timeout might be important :(
10347     //_config->Set("Acquire::http::Timeout", 15);
10348
10349     _config->Set("Acquire::http::MaxParallel", 3);
10350     /* }}} */
10351     /* Color Choices {{{ */
10352     space_ = CGColorSpaceCreateDeviceRGB();
10353
10354     Blue_.Set(space_, 0.2, 0.2, 1.0, 1.0);
10355     Blueish_.Set(space_, 0x19/255.f, 0x32/255.f, 0x50/255.f, 1.0);
10356     Black_.Set(space_, 0.0, 0.0, 0.0, 1.0);
10357     Off_.Set(space_, 0.9, 0.9, 0.9, 1.0);
10358     White_.Set(space_, 1.0, 1.0, 1.0, 1.0);
10359     Gray_.Set(space_, 0.4, 0.4, 0.4, 1.0);
10360     Green_.Set(space_, 0.0, 0.5, 0.0, 1.0);
10361     Purple_.Set(space_, 0.0, 0.0, 0.7, 1.0);
10362     Purplish_.Set(space_, 0.4, 0.4, 0.8, 1.0);
10363
10364     InstallingColor_ = [UIColor colorWithRed:0.88f green:1.00f blue:0.88f alpha:1.00f];
10365     RemovingColor_ = [UIColor colorWithRed:1.00f green:0.88f blue:0.88f alpha:1.00f];
10366     /* }}}*/
10367     /* UIKit Configuration {{{ */
10368     void (*$GSFontSetUseLegacyFontMetrics)(BOOL)(reinterpret_cast<void (*)(BOOL)>(dlsym(RTLD_DEFAULT, "GSFontSetUseLegacyFontMetrics")));
10369     if ($GSFontSetUseLegacyFontMetrics != NULL)
10370         $GSFontSetUseLegacyFontMetrics(YES);
10371
10372     // XXX: I have a feeling this was important
10373     //UIKeyboardDisableAutomaticAppearance();
10374     /* }}} */
10375
10376     Colon_ = UCLocalize("COLON_DELIMITED");
10377     Elision_ = UCLocalize("ELISION");
10378     Error_ = UCLocalize("ERROR");
10379     Warning_ = UCLocalize("WARNING");
10380
10381     _trace();
10382     int value(UIApplicationMain(argc, argv, @"Cydia", @"Cydia"));
10383
10384     CGColorSpaceRelease(space_);
10385     CFRelease(Locale_);
10386
10387     [pool release];
10388     return value;
10389 }