MobileCydia.mm

   1 /* Cydia - iPhone UIKit Front-End for Debian APT
   2  * Copyright (C) 2008-2011  Jay Freeman (saurik)
   3 */
   4
   5 /* Modified BSD License {{{ */
   6 /*
   7  *        Redistribution and use in source and binary
   8  * forms, with or without modification, are permitted
   9  * provided that the following conditions are met:
  10  *
  11  * 1. Redistributions of source code must retain the
  12  *    above copyright notice, this list of conditions
  13  *    and the following disclaimer.
  14  * 2. Redistributions in binary form must reproduce the
  15  *    above copyright notice, this list of conditions
  16  *    and the following disclaimer in the documentation
  17  *    and/or other materials provided with the
  18  *    distribution.
  19  * 3. The name of the author may not be used to endorse
  20  *    or promote products derived from this software
  21  *    without specific prior written permission.
  22  *
  23  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS''
  24  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING,
  25  * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
  26  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  27  * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE
  28  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
  29  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  30  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
  31  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  32  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
  33  * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
  34  * TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
  35  * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
  36  * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  37 */
  38 /* }}} */
  39
  40 // XXX: wtf/FastMalloc.h... wtf?
  41 #define USE_SYSTEM_MALLOC 1
  42
  43 /* #include Directives {{{ */
  44 #include "CyteKit/UCPlatform.h"
  45 #include "CyteKit/Localize.h"
  46
  47 #include <objc/objc.h>
  48 #include <objc/runtime.h>
  49
  50 #include <CoreGraphics/CoreGraphics.h>
  51 #include <Foundation/Foundation.h>
  52
  53 #if 0
  54 #define DEPLOYMENT_TARGET_MACOSX 1
  55 #define CF_BUILDING_CF 1
  56 #include <CoreFoundation/CFInternal.h>
  57 #endif
  58
  59 #include <CoreFoundation/CFPriv.h>
  60 #include <CoreFoundation/CFUniChar.h>
  61
  62 #include <SystemConfiguration/SystemConfiguration.h>
  63
  64 #include <UIKit/UIKit.h>
  65 #include "iPhonePrivate.h"
  66
  67 #include <IOKit/IOKitLib.h>
  68
  69 #include <QuartzCore/CALayer.h>
  70
  71 #include <WebCore/WebCoreThread.h>
  72
  73 #include <algorithm>
  74 #include <iomanip>
  75 #include <sstream>
  76 #include <string>
  77
  78 #include <ext/stdio_filebuf.h>
  79
  80 #undef ABS
  81
  82 #include <apt-pkg/acquire.h>
  83 #include <apt-pkg/acquire-item.h>
  84 #include <apt-pkg/algorithms.h>
  85 #include <apt-pkg/cachefile.h>
  86 #include <apt-pkg/clean.h>
  87 #include <apt-pkg/configuration.h>
  88 #include <apt-pkg/debindexfile.h>
  89 #include <apt-pkg/debmetaindex.h>
  90 #include <apt-pkg/error.h>
  91 #include <apt-pkg/init.h>
  92 #include <apt-pkg/mmap.h>
  93 #include <apt-pkg/pkgrecords.h>
  94 #include <apt-pkg/sha1.h>
  95 #include <apt-pkg/sourcelist.h>
  96 #include <apt-pkg/sptr.h>
  97 #include <apt-pkg/strutl.h>
  98 #include <apt-pkg/tagfile.h>
  99
 100 #include <apr-1/apr_pools.h>
 101
 102 #include <sys/types.h>
 103 #include <sys/stat.h>
 104 #include <sys/sysctl.h>
 105 #include <sys/param.h>
 106 #include <sys/mount.h>
 107 #include <sys/reboot.h>
 108
 109 #include <fcntl.h>
 110 #include <notify.h>
 111 #include <dlfcn.h>
 112
 113 extern "C" {
 114 #include <mach-o/nlist.h>
 115 }
 116
 117 #include <cstdio>
 118 #include <cstdlib>
 119 #include <cstring>
 120
 121 #include <errno.h>
 122
 123 #include <Cytore.hpp>
 124 #include "Sources.h"
 125
 126 #include <CydiaSubstrate/CydiaSubstrate.h>
 127 #include "Menes/Menes.h"
 128
 129 #include "CyteKit/PerlCompatibleRegEx.hpp"
 130 #include "CyteKit/TableViewCell.h"
 131 #include "CyteKit/WebScriptObject-Cyte.h"
 132 #include "CyteKit/WebViewController.h"
 133 #include "CyteKit/stringWithUTF8Bytes.h"
 134
 135 #include "Cydia/MIMEAddress.h"
 136 #include "Cydia/LoadingViewController.h"
 137 #include "Cydia/ProgressEvent.h"
 138
 139 #include "SDURLCache/SDURLCache.h"
 140 /* }}} */
 141
 142 /* Profiler {{{ */
 143 struct timeval _ltv;
 144 bool _itv;
 145
 146 #define _timestamp ({ \
 147     struct timeval tv; \
 148     gettimeofday(&tv, NULL); \
 149     tv.tv_sec * 1000000 + tv.tv_usec; \
 150 })
 151
 152 typedef std::vector<class ProfileTime *> TimeList;
 153 TimeList times_;
 154
 155 class ProfileTime {
 156   private:
 157     const char *name_;
 158     uint64_t total_;
 159     uint64_t count_;
 160
 161   public:
 162     ProfileTime(const char *name) :
 163         name_(name),
 164         total_(0)
 165     {
 166         times_.push_back(this);
 167     }
 168
 169     void AddTime(uint64_t time) {
 170         total_ += time;
 171         ++count_;
 172     }
 173
 174     void Print() {
 175         if (total_ != 0)
 176             std::cerr << std::setw(5) << count_ << ", " << std::setw(7) << total_ << " : " << name_ << std::endl;
 177         total_ = 0;
 178         count_ = 0;
 179     }
 180 };
 181
 182 class ProfileTimer {
 183   private:
 184     ProfileTime &time_;
 185     uint64_t start_;
 186
 187   public:
 188     ProfileTimer(ProfileTime &time) :
 189         time_(time),
 190         start_(_timestamp)
 191     {
 192     }
 193
 194     ~ProfileTimer() {
 195         time_.AddTime(_timestamp - start_);
 196     }
 197 };
 198
 199 void PrintTimes() {
 200     for (TimeList::const_iterator i(times_.begin()); i != times_.end(); ++i)
 201         (*i)->Print();
 202     std::cerr << "========" << std::endl;
 203 }
 204
 205 #define _profile(name) { \
 206     static ProfileTime name(#name); \
 207     ProfileTimer _ ## name(name);
 208
 209 #define _end }
 210 /* }}} */
 211
 212 extern NSString *Cydia_;
 213
 214 #define lprintf(args...) fprintf(stderr, args)
 215
 216 #define ForRelease 1
 217 #define TraceLogging (1 && !ForRelease)
 218 #define HistogramInsertionSort (!ForRelease ? 0 : 0)
 219 #define ProfileTimes (0 && !ForRelease)
 220 #define ForSaurik (0 && !ForRelease)
 221 #define LogBrowser (0 && !ForRelease)
 222 #define TrackResize (0 && !ForRelease)
 223 #define ManualRefresh (1 && !ForRelease)
 224 #define ShowInternals (0 && !ForRelease)
 225 #define AlwaysReload (0 && !ForRelease)
 226 #define TryIndexedCollation (0 && !ForRelease)
 227
 228 #if !TraceLogging
 229 #undef _trace
 230 #define _trace(args...)
 231 #endif
 232
 233 #if !ProfileTimes
 234 #undef _profile
 235 #define _profile(name) {
 236 #undef _end
 237 #define _end }
 238 #define PrintTimes() do {} while (false)
 239 #endif
 240
 241 // Hash Functions/Structures {{{
 242 extern "C" uint32_t hashlittle(const void *key, size_t length, uint32_t initval = 0);
 243
 244 union SplitHash {
 245     uint32_t u32;
 246     uint16_t u16[2];
 247 };
 248 // }}}
 249
 250 static NSString *Colon_;
 251 NSString *Elision_;
 252 static NSString *Error_;
 253 static NSString *Warning_;
 254
 255 static bool AprilFools_;
 256
 257 static const NSUInteger UIViewAutoresizingFlexibleBoth(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight);
 258
 259 static _finline NSString *CydiaURL(NSString *path) {
 260     char page[26];
 261     page[0] = 'h'; page[1] = 't'; page[2] = 't'; page[3] = 'p'; page[4] = 's';
 262     page[5] = ':'; page[6] = '/'; page[7] = '/'; page[8] = 'c'; page[9] = 'y';
 263     page[10] = 'd'; page[11] = 'i'; page[12] = 'a'; page[13] = '.'; page[14] = 's';
 264     page[15] = 'a'; page[16] = 'u'; page[17] = 'r'; page[18] = 'i'; page[19] = 'k';
 265     page[20] = '.'; page[21] = 'c'; page[22] = 'o'; page[23] = 'm'; page[24] = '/';
 266     page[25] = '\0';
 267     return [[NSString stringWithUTF8String:page] stringByAppendingString:path];
 268 }
 269
 270 static void ReapZombie(pid_t pid) {
 271     int status;
 272   wait:
 273     if (waitpid(pid, &status, 0) == -1)
 274         if (errno == EINTR)
 275             goto wait;
 276         else _assert(false);
 277 }
 278
 279 static _finline void UpdateExternalStatus(uint64_t newStatus) {
 280     int notify_token;
 281     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
 282         notify_set_state(notify_token, newStatus);
 283         notify_cancel(notify_token);
 284     }
 285     notify_post("com.saurik.Cydia.status");
 286 }
 287
 288 static CGFloat CYStatusBarHeight() {
 289     CGSize size([[UIApplication sharedApplication] statusBarFrame].size);
 290     return UIInterfaceOrientationIsPortrait([[UIApplication sharedApplication] statusBarOrientation]) ? size.height : size.width;
 291 }
 292
 293 /* NSForcedOrderingSearch doesn't work on the iPhone */
 294 static const NSStringCompareOptions MatchCompareOptions_ = NSLiteralSearch | NSCaseInsensitiveSearch;
 295 static const NSStringCompareOptions LaxCompareOptions_ = NSNumericSearch | NSDiacriticInsensitiveSearch | NSWidthInsensitiveSearch | NSCaseInsensitiveSearch;
 296 static const CFStringCompareFlags LaxCompareFlags_ = kCFCompareCaseInsensitive | kCFCompareNonliteral | kCFCompareLocalized | kCFCompareNumerically | kCFCompareWidthInsensitive | kCFCompareForcedOrdering;
 297
 298 /* Insertion Sort {{{ */
 299
 300 CFIndex SKBSearch_(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 CFIndex CFBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 314     const char *ptr = (const char *)list;
 315     while (0 < count) {
 316         CFIndex half = count / 2;
 317         const char *probe = ptr + elementSize * half;
 318         CFComparisonResult cr = comparator(element, probe, context);
 319     if (0 == cr) return (probe - (const char *)list) / elementSize;
 320         ptr = (cr < 0) ? ptr : probe + elementSize;
 321         count = (cr < 0) ? half : (half + (count & 1) - 1);
 322     }
 323     return (ptr - (const char *)list) / elementSize;
 324 }
 325
 326 void CFArrayInsertionSortValues(CFMutableArrayRef array, CFRange range, CFComparatorFunction comparator, void *context) {
 327     if (range.length == 0)
 328         return;
 329     const void **values(new const void *[range.length]);
 330     CFArrayGetValues(array, range, values);
 331
 332 #if HistogramInsertionSort > 0
 333     uint32_t total(0), *offsets(new uint32_t[range.length]);
 334 #endif
 335
 336     for (CFIndex index(1); index != range.length; ++index) {
 337         const void *value(values[index]);
 338         //CFIndex correct(SKBSearch_(&value, sizeof(const void *), values, index, comparator, context));
 339         CFIndex correct(index);
 340         while (comparator(value, values[correct - 1], context) == kCFCompareLessThan) {
 341 #if HistogramInsertionSort > 1
 342             NSLog(@"%@ < %@", value, values[correct - 1]);
 343 #endif
 344             if (--correct == 0)
 345                 break;
 346         }
 347         if (correct != index) {
 348             size_t offset(index - correct);
 349 #if HistogramInsertionSort
 350             total += offset;
 351             ++offsets[offset];
 352             if (offset > 10)
 353                 NSLog(@"Heavy Insertion Displacement: %u = %@", offset, value);
 354 #endif
 355             memmove(values + correct + 1, values + correct, sizeof(const void *) * offset);
 356             values[correct] = value;
 357         }
 358     }
 359
 360     CFArrayReplaceValues(array, range, values, range.length);
 361     delete [] values;
 362
 363 #if HistogramInsertionSort > 0
 364     for (CFIndex index(0); index != range.length; ++index)
 365         if (offsets[index] != 0)
 366             NSLog(@"Insertion Displacement [%u]: %u", index, offsets[index]);
 367     NSLog(@"Average Insertion Displacement: %f", double(total) / range.length);
 368     delete [] offsets;
 369 #endif
 370 }
 371
 372 /* }}} */
 373
 374 /* Apple Bug Fixes {{{ */
 375 @implementation UIWebDocumentView (Cydia)
 376
 377 - (void) _setScrollerOffset:(CGPoint)offset {
 378     UIScroller *scroller([self _scroller]);
 379
 380     CGSize size([scroller contentSize]);
 381     CGSize bounds([scroller bounds].size);
 382
 383     CGPoint max;
 384     max.x = size.width - bounds.width;
 385     max.y = size.height - bounds.height;
 386
 387     // wtf Apple?!
 388     if (max.x < 0)
 389         max.x = 0;
 390     if (max.y < 0)
 391         max.y = 0;
 392
 393     offset.x = offset.x < 0 ? 0 : offset.x > max.x ? max.x : offset.x;
 394     offset.y = offset.y < 0 ? 0 : offset.y > max.y ? max.y : offset.y;
 395
 396     [scroller setOffset:offset];
 397 }
 398
 399 @end
 400 /* }}} */
 401
 402 NSUInteger DOMNodeList$countByEnumeratingWithState$objects$count$(DOMNodeList *self, SEL sel, NSFastEnumerationState *state, id *objects, NSUInteger count) {
 403     size_t length([self length] - state->state);
 404     if (length <= 0)
 405         return 0;
 406     else if (length > count)
 407         length = count;
 408     for (size_t i(0); i != length; ++i)
 409         objects[i] = [self item:state->state++];
 410     state->itemsPtr = objects;
 411     state->mutationsPtr = (unsigned long *) self;
 412     return length;
 413 }
 414
 415 /* Cydia NSString Additions {{{ */
 416 @interface NSString (Cydia)
 417 - (NSComparisonResult) compareByPath:(NSString *)other;
 418 - (NSString *) stringByAddingPercentEscapesIncludingReserved;
 419 @end
 420
 421 @implementation NSString (Cydia)
 422
 423 - (NSComparisonResult) compareByPath:(NSString *)other {
 424     NSString *prefix = [self commonPrefixWithString:other options:0];
 425     size_t length = [prefix length];
 426
 427     NSRange lrange = NSMakeRange(length, [self length] - length);
 428     NSRange rrange = NSMakeRange(length, [other length] - length);
 429
 430     lrange = [self rangeOfString:@"/" options:0 range:lrange];
 431     rrange = [other rangeOfString:@"/" options:0 range:rrange];
 432
 433     NSComparisonResult value;
 434
 435     if (lrange.location == NSNotFound && rrange.location == NSNotFound)
 436         value = NSOrderedSame;
 437     else if (lrange.location == NSNotFound)
 438         value = NSOrderedAscending;
 439     else if (rrange.location == NSNotFound)
 440         value = NSOrderedDescending;
 441     else
 442         value = NSOrderedSame;
 443
 444     NSString *lpath = lrange.location == NSNotFound ? [self substringFromIndex:length] :
 445         [self substringWithRange:NSMakeRange(length, lrange.location - length)];
 446     NSString *rpath = rrange.location == NSNotFound ? [other substringFromIndex:length] :
 447         [other substringWithRange:NSMakeRange(length, rrange.location - length)];
 448
 449     NSComparisonResult result = [lpath compare:rpath];
 450     return result == NSOrderedSame ? value : result;
 451 }
 452
 453 - (NSString *) stringByAddingPercentEscapesIncludingReserved {
 454     return [(id)CFURLCreateStringByAddingPercentEscapes(
 455         kCFAllocatorDefault,
 456         (CFStringRef) self,
 457         NULL,
 458         CFSTR(";/?:@&=+$,"),
 459         kCFStringEncodingUTF8
 460     ) autorelease];
 461 }
 462
 463 @end
 464 /* }}} */
 465
 466 /* C++ NSString Wrapper Cache {{{ */
 467 static _finline CFStringRef CYStringCreate(const char *data, size_t size) {
 468     return size == 0 ? NULL :
 469         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingUTF8, NO, kCFAllocatorNull) ?:
 470         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingISOLatin1, NO, kCFAllocatorNull);
 471 }
 472
 473 static _finline CFStringRef CYStringCreate(const char *data) {
 474     return CYStringCreate(data, strlen(data));
 475 }
 476
 477 class CYString {
 478   private:
 479     char *data_;
 480     size_t size_;
 481     CFStringRef cache_;
 482
 483     _finline void clear_() {
 484         if (cache_ != NULL) {
 485             CFRelease(cache_);
 486             cache_ = NULL;
 487         }
 488     }
 489
 490   public:
 491     _finline bool empty() const {
 492         return size_ == 0;
 493     }
 494
 495     _finline size_t size() const {
 496         return size_;
 497     }
 498
 499     _finline char *data() const {
 500         return data_;
 501     }
 502
 503     _finline void clear() {
 504         size_ = 0;
 505         clear_();
 506     }
 507
 508     _finline CYString() :
 509         data_(0),
 510         size_(0),
 511         cache_(NULL)
 512     {
 513     }
 514
 515     _finline ~CYString() {
 516         clear_();
 517     }
 518
 519     void operator =(const CYString &rhs) {
 520         data_ = rhs.data_;
 521         size_ = rhs.size_;
 522
 523         if (rhs.cache_ == nil)
 524             cache_ = NULL;
 525         else
 526             cache_ = reinterpret_cast<CFStringRef>(CFRetain(rhs.cache_));
 527     }
 528
 529     void copy(apr_pool_t *pool) {
 530         char *temp(reinterpret_cast<char *>(apr_palloc(pool, size_ + 1)));
 531         memcpy(temp, data_, size_);
 532         temp[size_] = '\0';
 533         data_ = temp;
 534     }
 535
 536     void set(apr_pool_t *pool, const char *data, size_t size) {
 537         if (size == 0)
 538             clear();
 539         else {
 540             clear_();
 541
 542             data_ = const_cast<char *>(data);
 543             size_ = size;
 544
 545             if (pool != NULL)
 546                 copy(pool);
 547         }
 548     }
 549
 550     _finline void set(apr_pool_t *pool, const char *data) {
 551         set(pool, data, data == NULL ? 0 : strlen(data));
 552     }
 553
 554     _finline void set(apr_pool_t *pool, const std::string &rhs) {
 555         set(pool, rhs.data(), rhs.size());
 556     }
 557
 558     bool operator ==(const CYString &rhs) const {
 559         return size_ == rhs.size_ && memcmp(data_, rhs.data_, size_) == 0;
 560     }
 561
 562     _finline operator CFStringRef() {
 563         if (cache_ == NULL)
 564             cache_ = CYStringCreate(data_, size_);
 565         return cache_;
 566     }
 567
 568     _finline operator id() {
 569         return (NSString *) static_cast<CFStringRef>(*this);
 570     }
 571
 572     _finline operator const char *() {
 573         return reinterpret_cast<const char *>(data_);
 574     }
 575 };
 576 /* }}} */
 577 /* C++ NSString Algorithm Adapters {{{ */
 578 extern "C" {
 579     CF_EXPORT CFHashCode CFStringHashNSString(CFStringRef str);
 580 }
 581
 582 struct NSStringMapHash :
 583     std::unary_function<NSString *, size_t>
 584 {
 585     _finline size_t operator ()(NSString *value) const {
 586         return CFStringHashNSString((CFStringRef) value);
 587     }
 588 };
 589
 590 struct NSStringMapLess :
 591     std::binary_function<NSString *, NSString *, bool>
 592 {
 593     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 594         return [lhs compare:rhs] == NSOrderedAscending;
 595     }
 596 };
 597
 598 struct NSStringMapEqual :
 599     std::binary_function<NSString *, NSString *, bool>
 600 {
 601     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 602         return CFStringCompare((CFStringRef) lhs, (CFStringRef) rhs, 0) == kCFCompareEqualTo;
 603         //CFEqual((CFTypeRef) lhs, (CFTypeRef) rhs);
 604         //[lhs isEqualToString:rhs];
 605     }
 606 };
 607 /* }}} */
 608
 609 /* CoreGraphics Primitives {{{ */
 610 class CYColor {
 611   private:
 612     CGColorRef color_;
 613
 614     static CGColorRef Create_(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 615         CGFloat color[] = {red, green, blue, alpha};
 616         return CGColorCreate(space, color);
 617     }
 618
 619   public:
 620     CYColor() :
 621         color_(NULL)
 622     {
 623     }
 624
 625     CYColor(CGColorSpaceRef space, float red, float green, float blue, float alpha) :
 626         color_(Create_(space, red, green, blue, alpha))
 627     {
 628         Set(space, red, green, blue, alpha);
 629     }
 630
 631     void Clear() {
 632         if (color_ != NULL)
 633             CGColorRelease(color_);
 634     }
 635
 636     ~CYColor() {
 637         Clear();
 638     }
 639
 640     void Set(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 641         Clear();
 642         color_ = Create_(space, red, green, blue, alpha);
 643     }
 644
 645     operator CGColorRef() {
 646         return color_;
 647     }
 648 };
 649 /* }}} */
 650
 651 /* Random Global Variables {{{ */
 652 static const int PulseInterval_ = 50000;
 653
 654 static const NSString *UI_;
 655
 656 static int Finish_;
 657 static bool RestartSubstrate_;
 658 static NSArray *Finishes_;
 659
 660 #define SpringBoard_ "/System/Library/LaunchDaemons/com.apple.SpringBoard.plist"
 661 #define NotifyConfig_ "/etc/notify.conf"
 662
 663 static bool Queuing_;
 664
 665 static CYColor Blue_;
 666 static CYColor Blueish_;
 667 static CYColor Black_;
 668 static CYColor Off_;
 669 static CYColor White_;
 670 static CYColor Gray_;
 671 static CYColor Green_;
 672 static CYColor Purple_;
 673 static CYColor Purplish_;
 674
 675 static UIColor *InstallingColor_;
 676 static UIColor *RemovingColor_;
 677
 678 static NSString *App_;
 679
 680 static BOOL Advanced_;
 681 static BOOL Ignored_;
 682
 683 static _H<UIFont> Font12_;
 684 static _H<UIFont> Font12Bold_;
 685 static _H<UIFont> Font14_;
 686 static _H<UIFont> Font18Bold_;
 687 static _H<UIFont> Font22Bold_;
 688
 689 static const char *Machine_ = NULL;
 690 static _H<NSString> System_;
 691 static NSString *SerialNumber_ = nil;
 692 static NSString *ChipID_ = nil;
 693 static NSString *BBSNum_ = nil;
 694 static _H<NSString> Token_;
 695 static NSString *UniqueID_ = nil;
 696 static _H<NSString> UserAgent_;
 697 static _H<NSString> Product_;
 698 static _H<NSString> Safari_;
 699
 700 static CFLocaleRef Locale_;
 701 static NSArray *Languages_;
 702 static CGColorSpaceRef space_;
 703
 704 static NSDictionary *SectionMap_;
 705 static NSMutableDictionary *Metadata_;
 706 static _transient NSMutableDictionary *Settings_;
 707 static _transient NSString *Role_;
 708 static _transient NSMutableDictionary *Packages_;
 709 static _transient NSMutableDictionary *Values_;
 710 static _transient NSMutableDictionary *Sections_;
 711 _H<NSMutableDictionary> Sources_;
 712 static _transient NSNumber *Version_;
 713 bool Changed_;
 714 static time_t now_;
 715
 716 bool IsWildcat_;
 717 static CGFloat ScreenScale_;
 718 static NSString *Idiom_;
 719 static _H<NSString> Firmware_;
 720 static NSString *Major_;
 721
 722 static _H<NSMutableDictionary> SessionData_;
 723 static _H<NSObject> HostConfig_;
 724 static _H<NSMutableSet> BridgedHosts_;
 725 static _H<NSMutableSet> TokenHosts_;
 726 static _H<NSMutableSet> InsecureHosts_;
 727 static _H<NSMutableSet> PipelinedHosts_;
 728 static _H<NSMutableSet> CachedURLs_;
 729
 730 static NSString *kCydiaProgressEventTypeError = @"Error";
 731 static NSString *kCydiaProgressEventTypeInformation = @"Information";
 732 static NSString *kCydiaProgressEventTypeStatus = @"Status";
 733 static NSString *kCydiaProgressEventTypeWarning = @"Warning";
 734 /* }}} */
 735
 736 /* Display Helpers {{{ */
 737 inline float Interpolate(float begin, float end, float fraction) {
 738     return (end - begin) * fraction + begin;
 739 }
 740
 741 static _finline const char *StripVersion_(const char *version) {
 742     const char *colon(strchr(version, ':'));
 743     return colon == NULL ? version : colon + 1;
 744 }
 745
 746 NSString *LocalizeSection(NSString *section) {
 747     static Pcre title_r("^(.*?) \\((.*)\\)$");
 748     if (title_r(section)) {
 749         NSString *parent(title_r[1]);
 750         NSString *child(title_r[2]);
 751
 752         return [NSString stringWithFormat:UCLocalize("PARENTHETICAL"),
 753             LocalizeSection(parent),
 754             LocalizeSection(child)
 755         ];
 756     }
 757
 758     return [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
 759 }
 760
 761 NSString *Simplify(NSString *title) {
 762     const char *data = [title UTF8String];
 763     size_t size = [title length];
 764
 765     static Pcre square_r("^\\[(.*)\\]$");
 766     if (square_r(data, size))
 767         return Simplify(square_r[1]);
 768
 769     static Pcre paren_r("^\\((.*)\\)$");
 770     if (paren_r(data, size))
 771         return Simplify(paren_r[1]);
 772
 773     static Pcre title_r("^(.*?) \\((.*)\\)$");
 774     if (title_r(data, size))
 775         return Simplify(title_r[1]);
 776
 777     return title;
 778 }
 779 /* }}} */
 780
 781 NSString *GetLastUpdate() {
 782     NSDate *update = [Metadata_ objectForKey:@"LastUpdate"];
 783
 784     if (update == nil)
 785         return UCLocalize("NEVER_OR_UNKNOWN");
 786
 787     CFDateFormatterRef formatter = CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle);
 788     CFStringRef formatted = CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) update);
 789
 790     CFRelease(formatter);
 791
 792     return [(NSString *) formatted autorelease];
 793 }
 794
 795 bool isSectionVisible(NSString *section) {
 796     NSDictionary *metadata([Sections_ objectForKey:(section ?: @"")]);
 797     NSNumber *hidden(metadata == nil ? nil : [metadata objectForKey:@"Hidden"]);
 798     return hidden == nil || ![hidden boolValue];
 799 }
 800
 801 static NSObject *CYIOGetValue(const char *path, NSString *property) {
 802     io_registry_entry_t entry(IORegistryEntryFromPath(kIOMasterPortDefault, path));
 803     if (entry == MACH_PORT_NULL)
 804         return nil;
 805
 806     CFTypeRef value(IORegistryEntryCreateCFProperty(entry, (CFStringRef) property, kCFAllocatorDefault, 0));
 807     IOObjectRelease(entry);
 808
 809     if (value == NULL)
 810         return nil;
 811     return [(id) value autorelease];
 812 }
 813
 814 static NSString *CYHex(NSData *data, bool reverse = false) {
 815     if (data == nil)
 816         return nil;
 817
 818     size_t length([data length]);
 819     uint8_t bytes[length];
 820     [data getBytes:bytes];
 821
 822     char string[length * 2 + 1];
 823     for (size_t i(0); i != length; ++i)
 824         sprintf(string + i * 2, "%.2x", bytes[reverse ? length - i - 1 : i]);
 825
 826     return [NSString stringWithUTF8String:string];
 827 }
 828
 829 @class Cydia;
 830
 831 /* Delegate Prototypes {{{ */
 832 @class Package;
 833 @class Source;
 834 @class CydiaProgressEvent;
 835
 836 @protocol DatabaseDelegate
 837 - (void) repairWithSelector:(SEL)selector;
 838 - (void) setConfigurationData:(NSString *)data;
 839 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task;
 840 @end
 841
 842 @class CYPackageController;
 843
 844 @protocol CydiaDelegate
 845 - (void) returnToCydia;
 846 - (void) saveState;
 847 - (void) retainNetworkActivityIndicator;
 848 - (void) releaseNetworkActivityIndicator;
 849 - (void) clearPackage:(Package *)package;
 850 - (void) installPackage:(Package *)package;
 851 - (void) installPackages:(NSArray *)packages;
 852 - (void) removePackage:(Package *)package;
 853 - (void) beginUpdate;
 854 - (BOOL) updating;
 855 - (void) distUpgrade;
 856 - (void) loadData;
 857 - (void) updateData;
 858 - (void) syncData;
 859 - (void) addSource:(NSDictionary *)source;
 860 - (void) addTrivialSource:(NSString *)href;
 861 - (void) showSettings;
 862 - (UIProgressHUD *) addProgressHUD;
 863 - (void) removeProgressHUD:(UIProgressHUD *)hud;
 864 - (CyteViewController *) pageForPackage:(NSString *)name;
 865 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item;
 866 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
 867 @end
 868 /* }}} */
 869
 870 /* Status Delegation {{{ */
 871 class Status :
 872     public pkgAcquireStatus
 873 {
 874   private:
 875     _transient NSObject<ProgressDelegate> *delegate_;
 876     bool cancelled_;
 877
 878   public:
 879     Status() :
 880         delegate_(nil),
 881         cancelled_(false)
 882     {
 883     }
 884
 885     void setDelegate(NSObject<ProgressDelegate> *delegate) {
 886         delegate_ = delegate;
 887     }
 888
 889     NSObject<ProgressDelegate> *getDelegate() const {
 890         return delegate_;
 891     }
 892
 893     virtual bool MediaChange(std::string media, std::string drive) {
 894         return false;
 895     }
 896
 897     virtual void IMSHit(pkgAcquire::ItemDesc &item) {
 898         Done(item);
 899     }
 900
 901     virtual void Fetch(pkgAcquire::ItemDesc &item) {
 902         NSString *name([NSString stringWithUTF8String:item.ShortDesc.c_str()]);
 903         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithFormat:UCLocalize("DOWNLOADING_"), name] ofType:kCydiaProgressEventTypeStatus forItem:item]);
 904         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
 905     }
 906
 907     virtual void Done(pkgAcquire::ItemDesc &item) {
 908         NSString *name([NSString stringWithUTF8String:item.ShortDesc.c_str()]);
 909         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithFormat:Colon_, UCLocalize("DONE"), name] ofType:kCydiaProgressEventTypeStatus forItem:item]);
 910         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
 911     }
 912
 913     virtual void Fail(pkgAcquire::ItemDesc &item) {
 914         if (
 915             item.Owner->Status == pkgAcquire::Item::StatIdle ||
 916             item.Owner->Status == pkgAcquire::Item::StatDone
 917         )
 918             return;
 919
 920         std::string &error(item.Owner->ErrorText);
 921         if (error.empty())
 922             return;
 923
 924         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:kCydiaProgressEventTypeError forItem:item]);
 925         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
 926     }
 927
 928     virtual bool Pulse(pkgAcquire *Owner) {
 929         bool value = pkgAcquireStatus::Pulse(Owner);
 930
 931         double percent(
 932             double(CurrentBytes + CurrentItems) /
 933             double(TotalBytes + TotalItems)
 934         );
 935
 936         [delegate_ performSelectorOnMainThread:@selector(setProgressStatus:) withObject:[NSDictionary dictionaryWithObjectsAndKeys:
 937             [NSNumber numberWithDouble:percent], @"Percent",
 938
 939             [NSNumber numberWithDouble:CurrentBytes], @"Current",
 940             [NSNumber numberWithDouble:TotalBytes], @"Total",
 941             [NSNumber numberWithDouble:CurrentCPS], @"Speed",
 942         nil] waitUntilDone:YES];
 943
 944         if (value && ![delegate_ isProgressCancelled])
 945             return true;
 946         else {
 947             cancelled_ = true;
 948             return false;
 949         }
 950     }
 951
 952     _finline bool WasCancelled() const {
 953         return cancelled_;
 954     }
 955
 956     virtual void Start() {
 957         pkgAcquireStatus::Start();
 958         [delegate_ performSelectorOnMainThread:@selector(setProgressCancellable:) withObject:[NSNumber numberWithBool:YES] waitUntilDone:YES];
 959     }
 960
 961     virtual void Stop() {
 962         pkgAcquireStatus::Stop();
 963         [delegate_ performSelectorOnMainThread:@selector(setProgressCancellable:) withObject:[NSNumber numberWithBool:NO] waitUntilDone:YES];
 964         [delegate_ performSelectorOnMainThread:@selector(setProgressStatus:) withObject:nil waitUntilDone:YES];
 965     }
 966 };
 967 /* }}} */
 968 /* Database Interface {{{ */
 969 typedef std::map< unsigned long, _H<Source> > SourceMap;
 970
 971 @interface Database : NSObject {
 972     NSZone *zone_;
 973     apr_pool_t *pool_;
 974
 975     unsigned era_;
 976
 977     pkgCacheFile cache_;
 978     pkgDepCache::Policy *policy_;
 979     pkgRecords *records_;
 980     pkgProblemResolver *resolver_;
 981     pkgAcquire *fetcher_;
 982     FileFd *lock_;
 983     SPtr<pkgPackageManager> manager_;
 984     pkgSourceList *list_;
 985
 986     SourceMap sourceMap_;
 987     _H<NSMutableArray> sourceList_;
 988
 989     CFMutableArrayRef packages_;
 990
 991     _transient NSObject<DatabaseDelegate> *delegate_;
 992     _transient NSObject<ProgressDelegate> *progress_;
 993
 994     Status status_;
 995
 996     int cydiafd_;
 997     int statusfd_;
 998     FILE *input_;
 999
1000     std::map<const char *, _H<NSString> > sections_;
1001 }
1002
1003 + (Database *) sharedInstance;
1004 - (unsigned) era;
1005
1006 - (void) _readCydia:(NSNumber *)fd;
1007 - (void) _readStatus:(NSNumber *)fd;
1008 - (void) _readOutput:(NSNumber *)fd;
1009
1010 - (FILE *) input;
1011
1012 - (Package *) packageWithName:(NSString *)name;
1013
1014 - (pkgCacheFile &) cache;
1015 - (pkgDepCache::Policy *) policy;
1016 - (pkgRecords *) records;
1017 - (pkgProblemResolver *) resolver;
1018 - (pkgAcquire &) fetcher;
1019 - (pkgSourceList &) list;
1020 - (NSArray *) packages;
1021 - (NSArray *) sources;
1022 - (Source *) sourceWithKey:(NSString *)key;
1023 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
1024
1025 - (void) configure;
1026 - (bool) prepare;
1027 - (void) perform;
1028 - (bool) upgrade;
1029 - (void) update;
1030
1031 - (void) updateWithStatus:(Status &)status;
1032
1033 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate;
1034
1035 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate;
1036 - (NSObject<ProgressDelegate> *) progressDelegate;
1037
1038 - (Source *) getSource:(pkgCache::PkgFileIterator)file;
1039
1040 - (NSString *) mappedSectionForPointer:(const char *)pointer;
1041
1042 @end
1043 /* }}} */
1044 /* ProgressEvent Implementation {{{ */
1045 @implementation CydiaProgressEvent
1046
1047 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type {
1048     return [[[CydiaProgressEvent alloc] initWithMessage:message ofType:type] autorelease];
1049 }
1050
1051 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forPackage:(NSString *)package {
1052     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1053     [event setPackage:package];
1054     return event;
1055 }
1056
1057 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forItem:(pkgAcquire::ItemDesc &)item {
1058     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1059
1060     NSString *description([NSString stringWithUTF8String:item.Description.c_str()]);
1061     NSArray *fields([description componentsSeparatedByString:@" "]);
1062     [event setItem:fields];
1063
1064     if ([fields count] > 3) {
1065         [event setPackage:[fields objectAtIndex:2]];
1066         [event setVersion:[fields objectAtIndex:3]];
1067     }
1068
1069     [event setURL:[NSString stringWithUTF8String:item.URI.c_str()]];
1070
1071     return event;
1072 }
1073
1074 + (NSArray *) _attributeKeys {
1075     return [NSArray arrayWithObjects:
1076         @"item",
1077         @"message",
1078         @"package",
1079         @"type",
1080         @"url",
1081         @"version",
1082     nil];
1083 }
1084
1085 - (NSArray *) attributeKeys {
1086     return [[self class] _attributeKeys];
1087 }
1088
1089 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1090     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1091 }
1092
1093 - (id) initWithMessage:(NSString *)message ofType:(NSString *)type {
1094     if ((self = [super init]) != nil) {
1095         message_ = message;
1096         type_ = type;
1097     } return self;
1098 }
1099
1100 - (NSString *) message {
1101     return message_;
1102 }
1103
1104 - (NSString *) type {
1105     return type_;
1106 }
1107
1108 - (NSArray *) item {
1109     return (id) item_ ?: [NSNull null];
1110 }
1111
1112 - (void) setItem:(NSArray *)item {
1113     item_ = item;
1114 }
1115
1116 - (NSString *) package {
1117     return (id) package_ ?: [NSNull null];
1118 }
1119
1120 - (void) setPackage:(NSString *)package {
1121     package_ = package;
1122 }
1123
1124 - (NSString *) url {
1125     return (id) url_ ?: [NSNull null];
1126 }
1127
1128 - (void) setURL:(NSString *)url {
1129     url_ = url;
1130 }
1131
1132 - (void) setVersion:(NSString *)version {
1133     version_ = version;
1134 }
1135
1136 - (NSString *) version {
1137     return (id) version_ ?: [NSNull null];
1138 }
1139
1140 - (NSString *) compound:(NSString *)value {
1141     if (value != nil) {
1142         NSString *mode(nil); {
1143             NSString *type([self type]);
1144             if ([type isEqualToString:kCydiaProgressEventTypeError])
1145                 mode = UCLocalize("ERROR");
1146             else if ([type isEqualToString:kCydiaProgressEventTypeWarning])
1147                 mode = UCLocalize("WARNING");
1148         }
1149
1150         if (mode != nil)
1151             value = [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), mode, value];
1152     }
1153
1154     return value;
1155 }
1156
1157 - (NSString *) compoundMessage {
1158     return [self compound:[self message]];
1159 }
1160
1161 - (NSString *) compoundTitle {
1162     NSString *title;
1163
1164     if (package_ == nil)
1165         title = nil;
1166     else if (Package *package = [[Database sharedInstance] packageWithName:package_])
1167         title = [package name];
1168     else
1169         title = package_;
1170
1171     return [self compound:title];
1172 }
1173
1174 @end
1175 /* }}} */
1176
1177 // Cytore Definitions {{{
1178 struct PackageValue :
1179     Cytore::Block
1180 {
1181     Cytore::Offset<PackageValue> next_;
1182
1183     uint32_t index_ : 23;
1184     uint32_t subscribed_ : 1;
1185     uint32_t : 8;
1186
1187     int32_t first_;
1188     int32_t last_;
1189
1190     uint16_t vhash_;
1191     uint16_t nhash_;
1192
1193     char version_[8];
1194     char name_[];
1195 };
1196
1197 struct MetaValue :
1198     Cytore::Block
1199 {
1200     uint32_t active_;
1201     Cytore::Offset<PackageValue> packages_[1 << 16];
1202 };
1203
1204 static Cytore::File<MetaValue> MetaFile_;
1205 // }}}
1206 // Cytore Helper Functions {{{
1207 static PackageValue *PackageFind(const char *name, size_t length, bool *fail = NULL) {
1208     SplitHash nhash = { hashlittle(name, length) };
1209
1210     PackageValue *metadata;
1211
1212     Cytore::Offset<PackageValue> *offset(&MetaFile_->packages_[nhash.u16[0]]);
1213     offset: if (offset->IsNull()) {
1214         *offset = MetaFile_.New<PackageValue>(length + 1);
1215         metadata = &MetaFile_.Get(*offset);
1216
1217         if (metadata == NULL) {
1218             if (fail != NULL)
1219                 *fail = true;
1220
1221             metadata = new PackageValue();
1222             memset(metadata, 0, sizeof(*metadata));
1223         }
1224
1225         memcpy(metadata->name_, name, length + 1);
1226         metadata->nhash_ = nhash.u16[1];
1227     } else {
1228         metadata = &MetaFile_.Get(*offset);
1229
1230         if (metadata->nhash_ != nhash.u16[1] || strncmp(metadata->name_, name, length + 1) != 0) {
1231             offset = &metadata->next_;
1232             goto offset;
1233         }
1234     }
1235
1236     return metadata;
1237 }
1238
1239 static void PackageImport(const void *key, const void *value, void *context) {
1240     bool &fail(*reinterpret_cast<bool *>(context));
1241
1242     char buffer[1024];
1243     if (!CFStringGetCString((CFStringRef) key, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1244         NSLog(@"failed to import package %@", key);
1245         return;
1246     }
1247
1248     PackageValue *metadata(PackageFind(buffer, strlen(buffer), &fail));
1249     NSDictionary *package((NSDictionary *) value);
1250
1251     if (NSNumber *subscribed = [package objectForKey:@"IsSubscribed"])
1252         if ([subscribed boolValue] && !metadata->subscribed_)
1253             metadata->subscribed_ = true;
1254
1255     if (NSDate *date = [package objectForKey:@"FirstSeen"]) {
1256         time_t time([date timeIntervalSince1970]);
1257         if (metadata->first_ > time || metadata->first_ == 0)
1258             metadata->first_ = time;
1259     }
1260
1261     NSDate *date([package objectForKey:@"LastSeen"]);
1262     NSString *version([package objectForKey:@"LastVersion"]);
1263
1264     if (date != nil && version != nil) {
1265         time_t time([date timeIntervalSince1970]);
1266         if (metadata->last_ < time || metadata->last_ == 0)
1267             if (CFStringGetCString((CFStringRef) version, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1268                 size_t length(strlen(buffer));
1269                 uint16_t vhash(hashlittle(buffer, length));
1270
1271                 size_t capped(std::min<size_t>(8, length));
1272                 char *latest(buffer + length - capped);
1273
1274                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
1275                 metadata->vhash_ = vhash;
1276
1277                 metadata->last_ = time;
1278             }
1279     }
1280 }
1281 // }}}
1282
1283 /* Source Class {{{ */
1284 @interface Source : NSObject {
1285     unsigned era_;
1286     Database *database_;
1287     metaIndex *index_;
1288
1289     CYString depiction_;
1290     CYString description_;
1291     CYString label_;
1292     CYString origin_;
1293     CYString support_;
1294
1295     CYString uri_;
1296     CYString distribution_;
1297     CYString type_;
1298     CYString base_;
1299     CYString version_;
1300
1301     _H<NSString> host_;
1302     _H<NSString> authority_;
1303
1304     CYString defaultIcon_;
1305
1306     _H<NSDictionary> record_;
1307     BOOL trusted_;
1308 }
1309
1310 - (Source *) initWithMetaIndex:(metaIndex *)index forDatabase:(Database *)database inPool:(apr_pool_t *)pool;
1311
1312 - (NSComparisonResult) compareByName:(Source *)source;
1313
1314 - (NSString *) depictionForPackage:(NSString *)package;
1315 - (NSString *) supportForPackage:(NSString *)package;
1316
1317 - (NSDictionary *) record;
1318 - (BOOL) trusted;
1319
1320 - (NSString *) rooturi;
1321 - (NSString *) distribution;
1322 - (NSString *) type;
1323
1324 - (NSString *) key;
1325 - (NSString *) host;
1326
1327 - (NSString *) name;
1328 - (NSString *) shortDescription;
1329 - (NSString *) label;
1330 - (NSString *) origin;
1331 - (NSString *) version;
1332
1333 - (NSString *) defaultIcon;
1334 - (NSURL *) iconURL;
1335
1336 @end
1337
1338 @implementation Source
1339
1340 - (void) _clear {
1341     uri_.clear();
1342     distribution_.clear();
1343     type_.clear();
1344
1345     base_.clear();
1346
1347     description_.clear();
1348     label_.clear();
1349     origin_.clear();
1350     depiction_.clear();
1351     support_.clear();
1352     version_.clear();
1353     defaultIcon_.clear();
1354
1355     record_ = nil;
1356     host_ = nil;
1357     authority_ = nil;
1358 }
1359
1360 + (NSString *) webScriptNameForSelector:(SEL)selector {
1361     if (false);
1362     else if (selector == @selector(addSection:))
1363         return @"addSection";
1364     else if (selector == @selector(getField:))
1365         return @"getField";
1366     else if (selector == @selector(removeSection:))
1367         return @"removeSection";
1368     else if (selector == @selector(remove))
1369         return @"remove";
1370     else
1371         return nil;
1372 }
1373
1374 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
1375     return [self webScriptNameForSelector:selector] == nil;
1376 }
1377
1378 + (NSArray *) _attributeKeys {
1379     return [NSArray arrayWithObjects:
1380         @"baseuri",
1381         @"distribution",
1382         @"host",
1383         @"key",
1384         @"iconuri",
1385         @"label",
1386         @"name",
1387         @"origin",
1388         @"rooturi",
1389         @"sections",
1390         @"shortDescription",
1391         @"trusted",
1392         @"type",
1393         @"version",
1394     nil];
1395 }
1396
1397 - (NSArray *) attributeKeys {
1398     return [[self class] _attributeKeys];
1399 }
1400
1401 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1402     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1403 }
1404
1405 - (void) setMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool {
1406     [self _clear];
1407
1408     trusted_ = index->IsTrusted();
1409
1410     uri_.set(pool, index->GetURI());
1411     distribution_.set(pool, index->GetDist());
1412     type_.set(pool, index->GetType());
1413
1414     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index));
1415     if (dindex != NULL) {
1416         base_.set(pool, dindex->MetaIndexURI(""));
1417
1418         FileFd fd;
1419         if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly))
1420             _error->Discard();
1421         else {
1422             pkgTagFile tags(&fd);
1423
1424             pkgTagSection section;
1425             tags.Step(section);
1426
1427             struct {
1428                 const char *name_;
1429                 CYString *value_;
1430             } names[] = {
1431                 {"default-icon", &defaultIcon_},
1432                 {"depiction", &depiction_},
1433                 {"description", &description_},
1434                 {"label", &label_},
1435                 {"origin", &origin_},
1436                 {"support", &support_},
1437                 {"version", &version_},
1438             };
1439
1440             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
1441                 const char *start, *end;
1442
1443                 if (section.Find(names[i].name_, start, end)) {
1444                     CYString &value(*names[i].value_);
1445                     value.set(pool, start, end - start);
1446                 }
1447             }
1448         }
1449     }
1450
1451     record_ = [Sources_ objectForKey:[self key]];
1452
1453     NSURL *url([NSURL URLWithString:uri_]);
1454
1455     host_ = [url host];
1456     if (host_ != nil)
1457         host_ = [host_ lowercaseString];
1458
1459     if (host_ != nil)
1460         authority_ = host_;
1461     else
1462         authority_ = [url path];
1463 }
1464
1465 - (Source *) initWithMetaIndex:(metaIndex *)index forDatabase:(Database *)database inPool:(apr_pool_t *)pool {
1466     if ((self = [super init]) != nil) {
1467         era_ = [database era];
1468         database_ = database;
1469         index_ = index;
1470
1471         [self setMetaIndex:index inPool:pool];
1472     } return self;
1473 }
1474
1475 - (NSString *) getField:(NSString *)name {
1476 @synchronized (database_) {
1477     if ([database_ era] != era_ || index_ == NULL)
1478         return nil;
1479
1480     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index_));
1481     if (dindex == NULL)
1482         return nil;
1483
1484     FileFd fd;
1485     if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly)) {
1486          _error->Discard();
1487          return nil;
1488     }
1489
1490     pkgTagFile tags(&fd);
1491
1492     pkgTagSection section;
1493     tags.Step(section);
1494
1495     const char *start, *end;
1496     if (!section.Find([name UTF8String], start, end))
1497         return (NSString *) [NSNull null];
1498
1499     return [NSString stringWithString:[(NSString *) CYStringCreate(start, end - start) autorelease]];
1500 } }
1501
1502 - (NSComparisonResult) compareByName:(Source *)source {
1503     NSString *lhs = [self name];
1504     NSString *rhs = [source name];
1505
1506     if ([lhs length] != 0 && [rhs length] != 0) {
1507         unichar lhc = [lhs characterAtIndex:0];
1508         unichar rhc = [rhs characterAtIndex:0];
1509
1510         if (isalpha(lhc) && !isalpha(rhc))
1511             return NSOrderedAscending;
1512         else if (!isalpha(lhc) && isalpha(rhc))
1513             return NSOrderedDescending;
1514     }
1515
1516     return [lhs compare:rhs options:LaxCompareOptions_];
1517 }
1518
1519 - (NSString *) depictionForPackage:(NSString *)package {
1520     return depiction_.empty() ? nil : [static_cast<id>(depiction_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1521 }
1522
1523 - (NSString *) supportForPackage:(NSString *)package {
1524     return support_.empty() ? nil : [static_cast<id>(support_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1525 }
1526
1527 - (NSArray *) sections {
1528     return record_ == nil ? (id) [NSNull null] : [record_ objectForKey:@"Sections"] ?: [NSArray array];
1529 }
1530
1531 - (void) _addSection:(NSString *)section {
1532     if (record_ == nil)
1533         return;
1534     else if (NSMutableArray *sections = [record_ objectForKey:@"Sections"]) {
1535         if (![sections containsObject:section]) {
1536             [sections addObject:section];
1537             Changed_ = true;
1538         }
1539     } else {
1540         [record_ setObject:[NSMutableArray arrayWithObject:section] forKey:@"Sections"];
1541         Changed_ = true;
1542     }
1543 }
1544
1545 - (bool) addSection:(NSString *)section {
1546     if (record_ == nil)
1547         return false;
1548
1549     [self performSelectorOnMainThread:@selector(_addSection:) withObject:section waitUntilDone:NO];
1550     return true;
1551 }
1552
1553 - (void) _removeSection:(NSString *)section {
1554     if (record_ == nil)
1555         return;
1556
1557     if (NSMutableArray *sections = [record_ objectForKey:@"Sections"])
1558         if ([sections containsObject:section]) {
1559             [sections removeObject:section];
1560             Changed_ = true;
1561         }
1562 }
1563
1564 - (bool) removeSection:(NSString *)section {
1565     if (record_ == nil)
1566         return false;
1567
1568     [self performSelectorOnMainThread:@selector(_removeSection:) withObject:section waitUntilDone:NO];
1569     return true;
1570 }
1571
1572 - (void) _remove {
1573     [Sources_ removeObjectForKey:[self key]];
1574     Changed_ = true;
1575 }
1576
1577 - (bool) remove {
1578     bool value(record_ != nil);
1579     [self performSelectorOnMainThread:@selector(_remove) withObject:nil waitUntilDone:NO];
1580     return value;
1581 }
1582
1583 - (NSDictionary *) record {
1584     return record_;
1585 }
1586
1587 - (BOOL) trusted {
1588     return trusted_;
1589 }
1590
1591 - (NSString *) rooturi {
1592     return uri_;
1593 }
1594
1595 - (NSString *) distribution {
1596     return distribution_;
1597 }
1598
1599 - (NSString *) type {
1600     return type_;
1601 }
1602
1603 - (NSString *) baseuri {
1604     return base_.empty() ? nil : (id) base_;
1605 }
1606
1607 - (NSString *) iconuri {
1608     if (NSString *base = [self baseuri])
1609         return [base stringByAppendingString:@"CydiaIcon.png"];
1610
1611     return nil;
1612 }
1613
1614 - (NSURL *) iconURL {
1615     if (NSString *uri = [self iconuri])
1616         return [NSURL URLWithString:uri];
1617     return nil;
1618 }
1619
1620 - (NSString *) key {
1621     return [NSString stringWithFormat:@"%@:%@:%@", (NSString *) type_, (NSString *) uri_, (NSString *) distribution_];
1622 }
1623
1624 - (NSString *) host {
1625     return host_;
1626 }
1627
1628 - (NSString *) name {
1629     return origin_.empty() ? (id) authority_ : origin_;
1630 }
1631
1632 - (NSString *) shortDescription {
1633     return description_;
1634 }
1635
1636 - (NSString *) label {
1637     return label_.empty() ? (id) authority_ : label_;
1638 }
1639
1640 - (NSString *) origin {
1641     return origin_;
1642 }
1643
1644 - (NSString *) version {
1645     return version_;
1646 }
1647
1648 - (NSString *) defaultIcon {
1649     return defaultIcon_;
1650 }
1651
1652 @end
1653 /* }}} */
1654 /* CydiaOperation Class {{{ */
1655 @interface CydiaOperation : NSObject {
1656     _H<NSString> operator_;
1657     _H<NSString> value_;
1658 }
1659
1660 - (NSString *) operator;
1661 - (NSString *) value;
1662
1663 @end
1664
1665 @implementation CydiaOperation
1666
1667 - (id) initWithOperator:(const char *)_operator value:(const char *)value {
1668     if ((self = [super init]) != nil) {
1669         operator_ = [NSString stringWithUTF8String:_operator];
1670         value_ = [NSString stringWithUTF8String:value];
1671     } return self;
1672 }
1673
1674 + (NSArray *) _attributeKeys {
1675     return [NSArray arrayWithObjects:
1676         @"operator",
1677         @"value",
1678     nil];
1679 }
1680
1681 - (NSArray *) attributeKeys {
1682     return [[self class] _attributeKeys];
1683 }
1684
1685 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1686     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1687 }
1688
1689 - (NSString *) operator {
1690     return operator_;
1691 }
1692
1693 - (NSString *) value {
1694     return value_;
1695 }
1696
1697 @end
1698 /* }}} */
1699 /* CydiaClause Class {{{ */
1700 @interface CydiaClause : NSObject {
1701     _H<NSString> package_;
1702     _H<CydiaOperation> version_;
1703 }
1704
1705 - (NSString *) package;
1706 - (CydiaOperation *) version;
1707
1708 @end
1709
1710 @implementation CydiaClause
1711
1712 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1713     if ((self = [super init]) != nil) {
1714         package_ = [NSString stringWithUTF8String:dep.TargetPkg().Name()];
1715
1716         if (const char *version = dep.TargetVer())
1717             version_ = [[[CydiaOperation alloc] initWithOperator:dep.CompType() value:version] autorelease];
1718         else
1719             version_ = (id) [NSNull null];
1720     } return self;
1721 }
1722
1723 + (NSArray *) _attributeKeys {
1724     return [NSArray arrayWithObjects:
1725         @"package",
1726         @"version",
1727     nil];
1728 }
1729
1730 - (NSArray *) attributeKeys {
1731     return [[self class] _attributeKeys];
1732 }
1733
1734 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1735     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1736 }
1737
1738 - (NSString *) package {
1739     return package_;
1740 }
1741
1742 - (CydiaOperation *) version {
1743     return version_;
1744 }
1745
1746 @end
1747 /* }}} */
1748 /* CydiaRelation Class {{{ */
1749 @interface CydiaRelation : NSObject {
1750     _H<NSString> relationship_;
1751     _H<NSMutableArray> clauses_;
1752 }
1753
1754 - (NSString *) relationship;
1755 - (NSArray *) clauses;
1756
1757 @end
1758
1759 @implementation CydiaRelation
1760
1761 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1762     if ((self = [super init]) != nil) {
1763         relationship_ = [NSString stringWithUTF8String:dep.DepType()];
1764         clauses_ = [NSMutableArray arrayWithCapacity:8];
1765
1766         pkgCache::DepIterator start;
1767         pkgCache::DepIterator end;
1768         dep.GlobOr(start, end); // ++dep
1769
1770         _forever {
1771             [clauses_ addObject:[[[CydiaClause alloc] initWithIterator:start] autorelease]];
1772
1773             // yes, seriously. (wtf?)
1774             if (start == end)
1775                 break;
1776             ++start;
1777         }
1778     } return self;
1779 }
1780
1781 + (NSArray *) _attributeKeys {
1782     return [NSArray arrayWithObjects:
1783         @"clauses",
1784         @"relationship",
1785     nil];
1786 }
1787
1788 - (NSArray *) attributeKeys {
1789     return [[self class] _attributeKeys];
1790 }
1791
1792 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1793     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1794 }
1795
1796 - (NSString *) relationship {
1797     return relationship_;
1798 }
1799
1800 - (NSArray *) clauses {
1801     return clauses_;
1802 }
1803
1804 - (void) addClause:(CydiaClause *)clause {
1805     [clauses_ addObject:clause];
1806 }
1807
1808 @end
1809 /* }}} */
1810 /* Package Class {{{ */
1811 struct ParsedPackage {
1812     CYString md5sum_;
1813     CYString tagline_;
1814
1815     CYString architecture_;
1816     CYString icon_;
1817
1818     CYString depiction_;
1819     CYString homepage_;
1820
1821     CYString sponsor_;
1822     CYString author_;
1823
1824     CYString bugs_;
1825     CYString support_;
1826 };
1827
1828 @interface Package : NSObject {
1829     uint32_t era_ : 25;
1830     uint32_t role_ : 3;
1831     uint32_t essential_ : 1;
1832     uint32_t obsolete_ : 1;
1833     uint32_t ignored_ : 1;
1834     uint32_t pooled_ : 1;
1835
1836     apr_pool_t *pool_;
1837
1838     uint32_t rank_;
1839
1840     _transient Database *database_;
1841
1842     pkgCache::VerIterator version_;
1843     pkgCache::PkgIterator iterator_;
1844     pkgCache::VerFileIterator file_;
1845
1846     CYString id_;
1847     CYString name_;
1848
1849     CYString latest_;
1850     CYString installed_;
1851
1852     const char *section_;
1853     _transient NSString *section$_;
1854
1855     _H<Source> source_;
1856
1857     PackageValue *metadata_;
1858     ParsedPackage *parsed_;
1859
1860     _H<NSMutableArray> tags_;
1861 }
1862
1863 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
1864 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
1865
1866 - (pkgCache::PkgIterator) iterator;
1867 - (void) parse;
1868
1869 - (NSString *) section;
1870 - (NSString *) simpleSection;
1871
1872 - (NSString *) longSection;
1873 - (NSString *) shortSection;
1874
1875 - (NSString *) uri;
1876
1877 - (MIMEAddress *) maintainer;
1878 - (size_t) size;
1879 - (NSString *) longDescription;
1880 - (NSString *) shortDescription;
1881 - (unichar) index;
1882
1883 - (PackageValue *) metadata;
1884 - (time_t) seen;
1885
1886 - (bool) subscribed;
1887 - (bool) setSubscribed:(bool)subscribed;
1888
1889 - (BOOL) ignored;
1890
1891 - (NSString *) latest;
1892 - (NSString *) installed;
1893 - (BOOL) uninstalled;
1894
1895 - (BOOL) valid;
1896 - (BOOL) upgradableAndEssential:(BOOL)essential;
1897 - (BOOL) essential;
1898 - (BOOL) broken;
1899 - (BOOL) unfiltered;
1900 - (BOOL) visible;
1901
1902 - (BOOL) half;
1903 - (BOOL) halfConfigured;
1904 - (BOOL) halfInstalled;
1905 - (BOOL) hasMode;
1906 - (NSString *) mode;
1907
1908 - (NSString *) id;
1909 - (NSString *) name;
1910 - (UIImage *) icon;
1911 - (NSString *) homepage;
1912 - (NSString *) depiction;
1913 - (MIMEAddress *) author;
1914
1915 - (NSString *) support;
1916
1917 - (NSArray *) files;
1918 - (NSArray *) warnings;
1919 - (NSArray *) applications;
1920
1921 - (Source *) source;
1922
1923 - (uint32_t) rank;
1924 - (BOOL) matches:(NSArray *)query;
1925
1926 - (bool) hasSupportingRole;
1927 - (BOOL) hasTag:(NSString *)tag;
1928 - (NSString *) primaryPurpose;
1929 - (NSArray *) purposes;
1930 - (bool) isCommercial;
1931
1932 - (void) setIndex:(size_t)index;
1933
1934 - (CYString &) cyname;
1935
1936 - (uint32_t) compareBySection:(NSArray *)sections;
1937
1938 - (void) install;
1939 - (void) remove;
1940
1941 - (bool) isUnfilteredAndSearchedForBy:(NSArray *)query;
1942 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search;
1943 - (bool) isInstalledAndUnfiltered:(NSNumber *)number;
1944 - (bool) isVisibleInSection:(NSString *)section;
1945 - (bool) isVisibleInSource:(Source *)source;
1946
1947 @end
1948
1949 uint32_t PackageChangesRadix(Package *self, void *) {
1950     union {
1951         uint32_t key;
1952
1953         struct {
1954             uint32_t timestamp : 30;
1955             uint32_t ignored : 1;
1956             uint32_t upgradable : 1;
1957         } bits;
1958     } value;
1959
1960     bool upgradable([self upgradableAndEssential:YES]);
1961     value.bits.upgradable = upgradable ? 1 : 0;
1962
1963     if (upgradable) {
1964         value.bits.timestamp = 0;
1965         value.bits.ignored = [self ignored] ? 0 : 1;
1966         value.bits.upgradable = 1;
1967     } else {
1968         value.bits.timestamp = [self seen] >> 2;
1969         value.bits.ignored = 0;
1970         value.bits.upgradable = 0;
1971     }
1972
1973     return _not(uint32_t) - value.key;
1974 }
1975
1976 uint32_t PackagePrefixRadix(Package *self, void *context) {
1977     size_t offset(reinterpret_cast<size_t>(context));
1978     CYString &name([self cyname]);
1979
1980     size_t size(name.size());
1981     if (size == 0)
1982         return 0;
1983     char *text(name.data());
1984
1985     size_t zeros;
1986     if (!isdigit(text[0]))
1987         zeros = 0;
1988     else {
1989         size_t digits(1);
1990         while (size != digits && isdigit(text[digits]))
1991             if (++digits == 4)
1992                 break;
1993         zeros = 4 - digits;
1994     }
1995
1996     uint8_t data[4];
1997
1998     if (offset == 0 && zeros != 0) {
1999         memset(data, '0', zeros);
2000         memcpy(data + zeros, text, 4 - zeros);
2001     } else {
2002         /* XXX: there's some danger here if you request a non-zero offset < 4 and it gets zero padded */
2003         if (size <= offset - zeros)
2004             return 0;
2005
2006         text += offset - zeros;
2007         size -= offset - zeros;
2008
2009         if (size >= 4)
2010             memcpy(data, text, 4);
2011         else {
2012             memcpy(data, text, size);
2013             memset(data + size, 0, 4 - size);
2014         }
2015
2016         for (size_t i(0); i != 4; ++i)
2017             if (isalpha(data[i]))
2018                 data[i] |= 0x20;
2019     }
2020
2021     if (offset == 0)
2022         if (data[0] == '@')
2023             data[0] = 0x7f;
2024         else
2025             data[0] = (data[0] & 0x1f) | "\x80\x00\xc0\x40"[data[0] >> 6];
2026
2027     /* XXX: ntohl may be more honest */
2028     return OSSwapInt32(*reinterpret_cast<uint32_t *>(data));
2029 }
2030
2031 CYString &(*PackageName)(Package *self, SEL sel);
2032
2033 CFComparisonResult PackageNameCompare(Package *lhs, Package *rhs, void *arg) {
2034     _profile(PackageNameCompare)
2035         CYString &lhi(PackageName(lhs, @selector(cyname)));
2036         CYString &rhi(PackageName(rhs, @selector(cyname)));
2037         CFStringRef lhn(lhi), rhn(rhi);
2038
2039         if (lhn == NULL)
2040             return rhn == NULL ? NSOrderedSame : NSOrderedAscending;
2041         else if (rhn == NULL)
2042             return NSOrderedDescending;
2043
2044         _profile(PackageNameCompare$NumbersLast)
2045             if (!lhi.empty() && !rhi.empty()) {
2046                 UniChar lhc(CFStringGetCharacterAtIndex(lhn, 0));
2047                 UniChar rhc(CFStringGetCharacterAtIndex(rhn, 0));
2048                 bool lha(CFUniCharIsMemberOf(lhc, kCFUniCharLetterCharacterSet));
2049                 if (lha != CFUniCharIsMemberOf(rhc, kCFUniCharLetterCharacterSet))
2050                     return lha ? NSOrderedAscending : NSOrderedDescending;
2051             }
2052         _end
2053
2054         CFIndex length = CFStringGetLength(lhn);
2055
2056         _profile(PackageNameCompare$Compare)
2057             return CFStringCompareWithOptionsAndLocale(lhn, rhn, CFRangeMake(0, length), LaxCompareFlags_, Locale_);
2058         _end
2059     _end
2060 }
2061
2062 CFComparisonResult PackageNameCompare_(Package **lhs, Package **rhs, void *context) {
2063     return PackageNameCompare(*lhs, *rhs, context);
2064 }
2065
2066 struct PackageNameOrdering :
2067     std::binary_function<Package *, Package *, bool>
2068 {
2069     _finline bool operator ()(Package *lhs, Package *rhs) const {
2070         return PackageNameCompare(lhs, rhs, NULL) == NSOrderedAscending;
2071     }
2072 };
2073
2074 @implementation Package
2075
2076 - (NSString *) description {
2077     return [NSString stringWithFormat:@"<Package:%@>", static_cast<NSString *>(name_)];
2078 }
2079
2080 - (void) dealloc {
2081     if (!pooled_)
2082         apr_pool_destroy(pool_);
2083     if (parsed_ != NULL)
2084         delete parsed_;
2085     [super dealloc];
2086 }
2087
2088 + (NSString *) webScriptNameForSelector:(SEL)selector {
2089     if (false);
2090     else if (selector == @selector(clear))
2091         return @"clear";
2092     else if (selector == @selector(getField:))
2093         return @"getField";
2094     else if (selector == @selector(hasTag:))
2095         return @"hasTag";
2096     else if (selector == @selector(install))
2097         return @"install";
2098     else if (selector == @selector(remove))
2099         return @"remove";
2100     else
2101         return nil;
2102 }
2103
2104 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
2105     return [self webScriptNameForSelector:selector] == nil;
2106 }
2107
2108 + (NSArray *) _attributeKeys {
2109     return [NSArray arrayWithObjects:
2110         @"applications",
2111         @"architecture",
2112         @"author",
2113         @"depiction",
2114         @"essential",
2115         @"homepage",
2116         @"icon",
2117         @"id",
2118         @"installed",
2119         @"latest",
2120         @"longDescription",
2121         @"longSection",
2122         @"maintainer",
2123         @"md5sum",
2124         @"mode",
2125         @"name",
2126         @"purposes",
2127         @"relations",
2128         @"section",
2129         @"selection",
2130         @"shortDescription",
2131         @"shortSection",
2132         @"simpleSection",
2133         @"size",
2134         @"source",
2135         @"sponsor",
2136         @"state",
2137         @"support",
2138         @"tags",
2139         @"warnings",
2140     nil];
2141 }
2142
2143 - (NSArray *) attributeKeys {
2144     return [[self class] _attributeKeys];
2145 }
2146
2147 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2148     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2149 }
2150
2151 - (NSArray *) relations {
2152 @synchronized (database_) {
2153     NSMutableArray *relations([NSMutableArray arrayWithCapacity:16]);
2154     for (pkgCache::DepIterator dep(version_.DependsList()); !dep.end(); ++dep)
2155         [relations addObject:[[[CydiaRelation alloc] initWithIterator:dep] autorelease]];
2156     return relations;
2157 } }
2158
2159 - (NSString *) architecture {
2160     [self parse];
2161 @synchronized (database_) {
2162     return parsed_->architecture_.empty() ? [NSNull null] : (id) parsed_->architecture_;
2163 } }
2164
2165 - (NSString *) getField:(NSString *)name {
2166 @synchronized (database_) {
2167     if ([database_ era] != era_ || file_.end())
2168         return nil;
2169
2170     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2171
2172     const char *start, *end;
2173     if (!parser.Find([name UTF8String], start, end))
2174         return (NSString *) [NSNull null];
2175
2176     return [NSString stringWithString:[(NSString *) CYStringCreate(start, end - start) autorelease]];
2177 } }
2178
2179 - (void) parse {
2180     if (parsed_ != NULL)
2181         return;
2182 @synchronized (database_) {
2183     if ([database_ era] != era_ || file_.end())
2184         return;
2185
2186     ParsedPackage *parsed(new ParsedPackage);
2187     parsed_ = parsed;
2188
2189     _profile(Package$parse)
2190         pkgRecords::Parser *parser;
2191
2192         _profile(Package$parse$Lookup)
2193             parser = &[database_ records]->Lookup(file_);
2194         _end
2195
2196         CYString website;
2197
2198         _profile(Package$parse$Find)
2199             struct {
2200                 const char *name_;
2201                 CYString *value_;
2202             } names[] = {
2203                 {"architecture", &parsed->architecture_},
2204                 {"icon", &parsed->icon_},
2205                 {"depiction", &parsed->depiction_},
2206                 {"homepage", &parsed->homepage_},
2207                 {"website", &website},
2208                 {"bugs", &parsed->bugs_},
2209                 {"support", &parsed->support_},
2210                 {"sponsor", &parsed->sponsor_},
2211                 {"author", &parsed->author_},
2212                 {"md5sum", &parsed->md5sum_},
2213             };
2214
2215             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
2216                 const char *start, *end;
2217
2218                 if (parser->Find(names[i].name_, start, end)) {
2219                     CYString &value(*names[i].value_);
2220                     _profile(Package$parse$Value)
2221                         value.set(pool_, start, end - start);
2222                     _end
2223                 }
2224             }
2225         _end
2226
2227         _profile(Package$parse$Tagline)
2228             const char *start, *end;
2229             if (parser->ShortDesc(start, end)) {
2230                 const char *stop(reinterpret_cast<const char *>(memchr(start, '\n', end - start)));
2231                 if (stop == NULL)
2232                     stop = end;
2233                 while (stop != start && stop[-1] == '\r')
2234                     --stop;
2235                 parsed->tagline_.set(pool_, start, stop - start);
2236             }
2237         _end
2238
2239         _profile(Package$parse$Retain)
2240             if (parsed->homepage_.empty())
2241                 parsed->homepage_ = website;
2242             if (parsed->homepage_ == parsed->depiction_)
2243                 parsed->homepage_.clear();
2244         _end
2245     _end
2246 } }
2247
2248 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2249     if ((self = [super init]) != nil) {
2250     _profile(Package$initWithVersion)
2251         if (pool == NULL)
2252             apr_pool_create(&pool_, NULL);
2253         else {
2254             pool_ = pool;
2255             pooled_ = true;
2256         }
2257
2258         database_ = database;
2259         era_ = [database era];
2260
2261         version_ = version;
2262
2263         pkgCache::PkgIterator iterator(version.ParentPkg());
2264         iterator_ = iterator;
2265
2266         _profile(Package$initWithVersion$Version)
2267             if (!version_.end())
2268                 file_ = version_.FileList();
2269             else {
2270                 pkgCache &cache([database_ cache]);
2271                 file_ = pkgCache::VerFileIterator(cache, cache.VerFileP);
2272             }
2273         _end
2274
2275         _profile(Package$initWithVersion$Cache)
2276             name_.set(NULL, iterator.Display());
2277
2278             latest_.set(NULL, StripVersion_(version_.VerStr()));
2279
2280             pkgCache::VerIterator current(iterator.CurrentVer());
2281             if (!current.end())
2282                 installed_.set(NULL, StripVersion_(current.VerStr()));
2283         _end
2284
2285         _profile(Package$initWithVersion$Tags)
2286             pkgCache::TagIterator tag(iterator.TagList());
2287             if (!tag.end()) {
2288                 tags_ = [NSMutableArray arrayWithCapacity:8];
2289                 do {
2290                     const char *name(tag.Name());
2291                     [tags_ addObject:[(NSString *)CYStringCreate(name) autorelease]];
2292
2293                     if (role_ == 0 && strncmp(name, "role::", 6) == 0 /*&& strcmp(name, "role::leaper") != 0*/) {
2294                         if (strcmp(name + 6, "enduser") == 0)
2295                             role_ = 1;
2296                         else if (strcmp(name + 6, "hacker") == 0)
2297                             role_ = 2;
2298                         else if (strcmp(name + 6, "developer") == 0)
2299                             role_ = 3;
2300                         else if (strcmp(name + 6, "cydia") == 0)
2301                             role_ = 7;
2302                         else
2303                             role_ = 4;
2304                     }
2305
2306                     if (strncmp(name, "cydia::", 7) == 0) {
2307                         if (strcmp(name + 7, "essential") == 0)
2308                             essential_ = true;
2309                         else if (strcmp(name + 7, "obsolete") == 0)
2310                             obsolete_ = true;
2311                     }
2312
2313                     ++tag;
2314                 } while (!tag.end());
2315             }
2316         _end
2317
2318         _profile(Package$initWithVersion$Metadata)
2319             const char *mixed(iterator.Name());
2320             size_t size(strlen(mixed));
2321             char lower[size + 1];
2322
2323             for (size_t i(0); i != size; ++i)
2324                 lower[i] = mixed[i] | 0x20;
2325             lower[size] = '\0';
2326
2327             PackageValue *metadata(PackageFind(lower, size));
2328             metadata_ = metadata;
2329
2330             id_.set(NULL, metadata->name_, size);
2331
2332             const char *latest(version_.VerStr());
2333             size_t length(strlen(latest));
2334
2335             uint16_t vhash(hashlittle(latest, length));
2336
2337             size_t capped(std::min<size_t>(8, length));
2338             latest = latest + length - capped;
2339
2340             if (metadata->first_ == 0)
2341                 metadata->first_ = now_;
2342
2343             if (metadata->vhash_ != vhash || strncmp(metadata->version_, latest, sizeof(metadata->version_)) != 0) {
2344                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
2345                 metadata->vhash_ = vhash;
2346                 metadata->last_ = now_;
2347             } else if (metadata->last_ == 0)
2348                 metadata->last_ = metadata->first_;
2349         _end
2350
2351         _profile(Package$initWithVersion$Section)
2352             section_ = iterator.Section();
2353         _end
2354
2355         _profile(Package$initWithVersion$Flags)
2356             essential_ |= ((iterator->Flags & pkgCache::Flag::Essential) == 0 ? NO : YES);
2357             ignored_ = iterator->SelectedState == pkgCache::State::Hold;
2358         _end
2359     _end } return self;
2360 }
2361
2362 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2363     pkgCache::VerIterator version;
2364
2365     _profile(Package$packageWithIterator$GetCandidateVer)
2366         version = [database policy]->GetCandidateVer(iterator);
2367     _end
2368
2369     if (version.end())
2370         return nil;
2371
2372     Package *package;
2373
2374     _profile(Package$packageWithIterator$Allocate)
2375         package = [Package allocWithZone:zone];
2376     _end
2377
2378     _profile(Package$packageWithIterator$Initialize)
2379         package = [package
2380             initWithVersion:version
2381             withZone:zone
2382             inPool:pool
2383             database:database
2384         ];
2385     _end
2386
2387     _profile(Package$packageWithIterator$Autorelease)
2388         package = [package autorelease];
2389     _end
2390
2391     return package;
2392 }
2393
2394 - (pkgCache::PkgIterator) iterator {
2395     return iterator_;
2396 }
2397
2398 - (NSString *) section {
2399     if (section$_ == nil) {
2400         if (section_ == NULL)
2401             return nil;
2402
2403         _profile(Package$section$mappedSectionForPointer)
2404             section$_ = [database_ mappedSectionForPointer:section_];
2405         _end
2406     } return section$_;
2407 }
2408
2409 - (NSString *) simpleSection {
2410     if (NSString *section = [self section])
2411         return Simplify(section);
2412     else
2413         return nil;
2414 }
2415
2416 - (NSString *) longSection {
2417     return LocalizeSection([self section]);
2418 }
2419
2420 - (NSString *) shortSection {
2421     return [[NSBundle mainBundle] localizedStringForKey:[self simpleSection] value:nil table:@"Sections"];
2422 }
2423
2424 - (NSString *) uri {
2425     return nil;
2426 #if 0
2427     pkgIndexFile *index;
2428     pkgCache::PkgFileIterator file(file_.File());
2429     if (![database_ list].FindIndex(file, index))
2430         return nil;
2431     return [NSString stringWithUTF8String:iterator_->Path];
2432     //return [NSString stringWithUTF8String:file.Site()];
2433     //return [NSString stringWithUTF8String:index->ArchiveURI(file.FileName()).c_str()];
2434 #endif
2435 }
2436
2437 - (MIMEAddress *) maintainer {
2438 @synchronized (database_) {
2439     if ([database_ era] != era_ || file_.end())
2440         return nil;
2441
2442     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2443     const std::string &maintainer(parser->Maintainer());
2444     return maintainer.empty() ? nil : [MIMEAddress addressWithString:[NSString stringWithUTF8String:maintainer.c_str()]];
2445 } }
2446
2447 - (NSString *) md5sum {
2448     return parsed_ == NULL ? nil : (id) parsed_->md5sum_;
2449 }
2450
2451 - (size_t) size {
2452 @synchronized (database_) {
2453     if ([database_ era] != era_ || version_.end())
2454         return 0;
2455
2456     return version_->InstalledSize;
2457 } }
2458
2459 - (NSString *) longDescription {
2460 @synchronized (database_) {
2461     if ([database_ era] != era_ || file_.end())
2462         return nil;
2463
2464     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2465     NSString *description([NSString stringWithUTF8String:parser->LongDesc().c_str()]);
2466
2467     NSArray *lines = [description componentsSeparatedByString:@"\n"];
2468     NSMutableArray *trimmed = [NSMutableArray arrayWithCapacity:([lines count] - 1)];
2469     if ([lines count] < 2)
2470         return nil;
2471
2472     NSCharacterSet *whitespace = [NSCharacterSet whitespaceCharacterSet];
2473     for (size_t i(1), e([lines count]); i != e; ++i) {
2474         NSString *trim = [[lines objectAtIndex:i] stringByTrimmingCharactersInSet:whitespace];
2475         [trimmed addObject:trim];
2476     }
2477
2478     return [trimmed componentsJoinedByString:@"\n"];
2479 } }
2480
2481 - (NSString *) shortDescription {
2482     if (parsed_ != NULL)
2483         return static_cast<NSString *>(parsed_->tagline_);
2484
2485 @synchronized (database_) {
2486     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2487
2488     const char *start, *end;
2489     if (!parser.ShortDesc(start, end))
2490         return nil;
2491
2492     if (end - start > 200)
2493         end = start + 200;
2494
2495     /*
2496     if (const char *stop = reinterpret_cast<const char *>(memchr(start, '\n', end - start)))
2497         end = stop;
2498
2499     while (end != start && end[-1] == '\r')
2500         --end;
2501     */
2502
2503     return [(id) CYStringCreate(start, end - start) autorelease];
2504 } }
2505
2506 - (unichar) index {
2507     _profile(Package$index)
2508         CFStringRef name((CFStringRef) [self name]);
2509         if (CFStringGetLength(name) == 0)
2510             return '#';
2511         UniChar character(CFStringGetCharacterAtIndex(name, 0));
2512         if (!CFUniCharIsMemberOf(character, kCFUniCharLetterCharacterSet))
2513             return '#';
2514         return toupper(character);
2515     _end
2516 }
2517
2518 - (PackageValue *) metadata {
2519     return metadata_;
2520 }
2521
2522 - (time_t) seen {
2523     PackageValue *metadata([self metadata]);
2524     return metadata->subscribed_ ? metadata->last_ : metadata->first_;
2525 }
2526
2527 - (bool) subscribed {
2528     return [self metadata]->subscribed_;
2529 }
2530
2531 - (bool) setSubscribed:(bool)subscribed {
2532     PackageValue *metadata([self metadata]);
2533     if (metadata->subscribed_ == subscribed)
2534         return false;
2535     metadata->subscribed_ = subscribed;
2536     return true;
2537 }
2538
2539 - (BOOL) ignored {
2540     return ignored_;
2541 }
2542
2543 - (NSString *) latest {
2544     return latest_;
2545 }
2546
2547 - (NSString *) installed {
2548     return installed_;
2549 }
2550
2551 - (BOOL) uninstalled {
2552     return installed_.empty();
2553 }
2554
2555 - (BOOL) valid {
2556     return !version_.end();
2557 }
2558
2559 - (BOOL) upgradableAndEssential:(BOOL)essential {
2560     _profile(Package$upgradableAndEssential)
2561         pkgCache::VerIterator current(iterator_.CurrentVer());
2562         if (current.end())
2563             return essential && essential_;
2564         else
2565             return !version_.end() && version_ != current;
2566     _end
2567 }
2568
2569 - (BOOL) essential {
2570     return essential_;
2571 }
2572
2573 - (BOOL) broken {
2574     return [database_ cache][iterator_].InstBroken();
2575 }
2576
2577 - (BOOL) unfiltered {
2578     _profile(Package$unfiltered$obsolete)
2579         if (_unlikely(obsolete_))
2580             return false;
2581     _end
2582
2583     _profile(Package$unfiltered$hasSupportingRole)
2584         if (_unlikely(![self hasSupportingRole]))
2585             return false;
2586     _end
2587
2588     return true;
2589 }
2590
2591 - (BOOL) visible {
2592     if (![self unfiltered])
2593         return false;
2594
2595     NSString *section;
2596
2597     _profile(Package$visible$section)
2598         section = [self section];
2599     _end
2600
2601     _profile(Package$visible$isSectionVisible)
2602         if (!isSectionVisible(section))
2603             return false;
2604     _end
2605
2606     return true;
2607 }
2608
2609 - (BOOL) half {
2610     unsigned char current(iterator_->CurrentState);
2611     return current == pkgCache::State::HalfConfigured || current == pkgCache::State::HalfInstalled;
2612 }
2613
2614 - (BOOL) halfConfigured {
2615     return iterator_->CurrentState == pkgCache::State::HalfConfigured;
2616 }
2617
2618 - (BOOL) halfInstalled {
2619     return iterator_->CurrentState == pkgCache::State::HalfInstalled;
2620 }
2621
2622 - (BOOL) hasMode {
2623 @synchronized (database_) {
2624     if ([database_ era] != era_ || iterator_.end())
2625         return nil;
2626
2627     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2628     return state.Mode != pkgDepCache::ModeKeep;
2629 } }
2630
2631 - (NSString *) mode {
2632 @synchronized (database_) {
2633     if ([database_ era] != era_ || iterator_.end())
2634         return nil;
2635
2636     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2637
2638     switch (state.Mode) {
2639         case pkgDepCache::ModeDelete:
2640             if ((state.iFlags & pkgDepCache::Purge) != 0)
2641                 return @"PURGE";
2642             else
2643                 return @"REMOVE";
2644         case pkgDepCache::ModeKeep:
2645             if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2646                 return @"REINSTALL";
2647             /*else if ((state.iFlags & pkgDepCache::AutoKept) != 0)
2648                 return nil;*/
2649             else
2650                 return nil;
2651         case pkgDepCache::ModeInstall:
2652             /*if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2653                 return @"REINSTALL";
2654             else*/ switch (state.Status) {
2655                 case -1:
2656                     return @"DOWNGRADE";
2657                 case 0:
2658                     return @"INSTALL";
2659                 case 1:
2660                     return @"UPGRADE";
2661                 case 2:
2662                     return @"NEW_INSTALL";
2663                 _nodefault
2664             }
2665         _nodefault
2666     }
2667 } }
2668
2669 - (NSString *) id {
2670     return id_;
2671 }
2672
2673 - (NSString *) name {
2674     return name_.empty() ? id_ : name_;
2675 }
2676
2677 - (UIImage *) icon {
2678     NSString *section = [self simpleSection];
2679
2680     UIImage *icon(nil);
2681     if (parsed_ != NULL)
2682         if (NSString *href = parsed_->icon_)
2683             if ([href hasPrefix:@"file:///"])
2684                 icon = [UIImage imageAtPath:[[href substringFromIndex:7] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
2685     if (icon == nil) if (section != nil)
2686         icon = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, [section stringByReplacingOccurrencesOfString:@" " withString:@"_"]]];
2687     if (icon == nil) if (Source *source = [self source]) if (NSString *dicon = [source defaultIcon])
2688         if ([dicon hasPrefix:@"file:///"])
2689             icon = [UIImage imageAtPath:[[dicon substringFromIndex:7] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
2690     if (icon == nil)
2691         icon = [UIImage applicationImageNamed:@"unknown.png"];
2692     return icon;
2693 }
2694
2695 - (NSString *) homepage {
2696     return parsed_ == NULL ? nil : static_cast<NSString *>(parsed_->homepage_);
2697 }
2698
2699 - (NSString *) depiction {
2700     return parsed_ != NULL && !parsed_->depiction_.empty() ? parsed_->depiction_ : [[self source] depictionForPackage:id_];
2701 }
2702
2703 - (MIMEAddress *) sponsor {
2704     return parsed_ == NULL || parsed_->sponsor_.empty() ? nil : [MIMEAddress addressWithString:parsed_->sponsor_];
2705 }
2706
2707 - (MIMEAddress *) author {
2708     return parsed_ == NULL || parsed_->author_.empty() ? nil : [MIMEAddress addressWithString:parsed_->author_];
2709 }
2710
2711 - (NSString *) support {
2712     return parsed_ != NULL && !parsed_->bugs_.empty() ? parsed_->bugs_ : [[self source] supportForPackage:id_];
2713 }
2714
2715 - (NSArray *) files {
2716     NSString *path = [NSString stringWithFormat:@"/var/lib/dpkg/info/%@.list", static_cast<NSString *>(id_)];
2717     NSMutableArray *files = [NSMutableArray arrayWithCapacity:128];
2718
2719     std::ifstream fin;
2720     fin.open([path UTF8String]);
2721     if (!fin.is_open())
2722         return nil;
2723
2724     std::string line;
2725     while (std::getline(fin, line))
2726         [files addObject:[NSString stringWithUTF8String:line.c_str()]];
2727
2728     return files;
2729 }
2730
2731 - (NSString *) state {
2732 @synchronized (database_) {
2733     if ([database_ era] != era_ || file_.end())
2734         return nil;
2735
2736     switch (iterator_->CurrentState) {
2737         case pkgCache::State::NotInstalled:
2738             return @"NotInstalled";
2739         case pkgCache::State::UnPacked:
2740             return @"UnPacked";
2741         case pkgCache::State::HalfConfigured:
2742             return @"HalfConfigured";
2743         case pkgCache::State::HalfInstalled:
2744             return @"HalfInstalled";
2745         case pkgCache::State::ConfigFiles:
2746             return @"ConfigFiles";
2747         case pkgCache::State::Installed:
2748             return @"Installed";
2749         case pkgCache::State::TriggersAwaited:
2750             return @"TriggersAwaited";
2751         case pkgCache::State::TriggersPending:
2752             return @"TriggersPending";
2753     }
2754
2755     return (NSString *) [NSNull null];
2756 } }
2757
2758 - (NSString *) selection {
2759 @synchronized (database_) {
2760     if ([database_ era] != era_ || file_.end())
2761         return nil;
2762
2763     switch (iterator_->SelectedState) {
2764         case pkgCache::State::Unknown:
2765             return @"Unknown";
2766         case pkgCache::State::Install:
2767             return @"Install";
2768         case pkgCache::State::Hold:
2769             return @"Hold";
2770         case pkgCache::State::DeInstall:
2771             return @"DeInstall";
2772         case pkgCache::State::Purge:
2773             return @"Purge";
2774     }
2775
2776     return (NSString *) [NSNull null];
2777 } }
2778
2779 - (NSArray *) warnings {
2780     NSMutableArray *warnings([NSMutableArray arrayWithCapacity:4]);
2781     const char *name(iterator_.Name());
2782
2783     size_t length(strlen(name));
2784     if (length < 2) invalid:
2785         [warnings addObject:UCLocalize("ILLEGAL_PACKAGE_IDENTIFIER")];
2786     else for (size_t i(0); i != length; ++i)
2787         if (
2788             /* XXX: technically this is not allowed */
2789             (name[i] < 'A' || name[i] > 'Z') &&
2790             (name[i] < 'a' || name[i] > 'z') &&
2791             (name[i] < '0' || name[i] > '9') &&
2792             (i == 0 || name[i] != '+' && name[i] != '-' && name[i] != '.')
2793         ) goto invalid;
2794
2795     if (strcmp(name, "cydia") != 0) {
2796         bool cydia = false;
2797         bool user = false;
2798         bool _private = false;
2799         bool stash = false;
2800
2801         bool repository = [[self section] isEqualToString:@"Repositories"];
2802
2803         if (NSArray *files = [self files])
2804             for (NSString *file in files)
2805                 if (!cydia && [file isEqualToString:@"/Applications/Cydia.app"])
2806                     cydia = true;
2807                 else if (!user && [file isEqualToString:@"/User"])
2808                     user = true;
2809                 else if (!_private && [file isEqualToString:@"/private"])
2810                     _private = true;
2811                 else if (!stash && [file isEqualToString:@"/var/stash"])
2812                     stash = true;
2813
2814         /* XXX: this is not sensitive enough. only some folders are valid. */
2815         if (cydia && !repository)
2816             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"Cydia.app"]];
2817         if (user)
2818             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/User"]];
2819         if (_private)
2820             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/private"]];
2821         if (stash)
2822             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/var/stash"]];
2823     }
2824
2825     return [warnings count] == 0 ? nil : warnings;
2826 }
2827
2828 - (NSArray *) applications {
2829     NSString *me([[NSBundle mainBundle] bundleIdentifier]);
2830
2831     NSMutableArray *applications([NSMutableArray arrayWithCapacity:2]);
2832
2833     static Pcre application_r("^/Applications/(.*)\\.app/Info.plist$");
2834     if (NSArray *files = [self files])
2835         for (NSString *file in files)
2836             if (application_r(file)) {
2837                 NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:file]);
2838                 NSString *id([info objectForKey:@"CFBundleIdentifier"]);
2839                 if ([id isEqualToString:me])
2840                     continue;
2841
2842                 NSString *display([info objectForKey:@"CFBundleDisplayName"]);
2843                 if (display == nil)
2844                     display = application_r[1];
2845
2846                 NSString *bundle([file stringByDeletingLastPathComponent]);
2847                 NSString *icon([info objectForKey:@"CFBundleIconFile"]);
2848                 if (icon == nil || [icon length] == 0)
2849                     icon = @"icon.png";
2850                 NSURL *url([NSURL fileURLWithPath:[bundle stringByAppendingPathComponent:icon]]);
2851
2852                 NSMutableArray *application([NSMutableArray arrayWithCapacity:2]);
2853                 [applications addObject:application];
2854
2855                 [application addObject:id];
2856                 [application addObject:display];
2857                 [application addObject:url];
2858             }
2859
2860     return [applications count] == 0 ? nil : applications;
2861 }
2862
2863 - (Source *) source {
2864     if (source_ == nil) {
2865         @synchronized (database_) {
2866             if ([database_ era] != era_ || file_.end())
2867                 source_ = (Source *) [NSNull null];
2868             else
2869                 source_ = [database_ getSource:file_.File()] ?: (Source *) [NSNull null];
2870         }
2871     }
2872
2873     return source_ == (Source *) [NSNull null] ? nil : source_;
2874 }
2875
2876 - (uint32_t) rank {
2877     return rank_;
2878 }
2879
2880 - (BOOL) matches:(NSArray *)query {
2881     if (query == nil || [query count] == 0)
2882         return NO;
2883
2884     rank_ = 0;
2885
2886     NSString *string;
2887     NSRange range;
2888     NSUInteger length;
2889
2890     string = [self name];
2891     length = [string length];
2892
2893     for (NSString *term in query) {
2894         range = [string rangeOfString:term options:MatchCompareOptions_];
2895         if (range.location != NSNotFound)
2896             rank_ -= 6 * 1000000 / length;
2897     }
2898
2899     if (rank_ == 0) {
2900         string = [self id];
2901         length = [string length];
2902
2903         for (NSString *term in query) {
2904             range = [string rangeOfString:term options:MatchCompareOptions_];
2905             if (range.location != NSNotFound)
2906                 rank_ -= 6 * 1000000 / length;
2907         }
2908     }
2909
2910     string = [self shortDescription];
2911     length = [string length];
2912     NSUInteger stop(std::min<NSUInteger>(length, 200));
2913
2914     for (NSString *term in query) {
2915         range = [string rangeOfString:term options:MatchCompareOptions_ range:NSMakeRange(0, stop)];
2916         if (range.location != NSNotFound)
2917             rank_ -= 2 * 100000;
2918     }
2919
2920     return rank_ != 0;
2921 }
2922
2923 - (bool) hasSupportingRole {
2924     if (role_ == 0)
2925         return true;
2926     if (role_ == 1)
2927         return true;
2928     if ([Role_ isEqualToString:@"User"])
2929         return false;
2930     if (role_ == 2)
2931         return true;
2932     if ([Role_ isEqualToString:@"Hacker"])
2933         return false;
2934     if (role_ == 3)
2935         return true;
2936     if ([Role_ isEqualToString:@"Developer"])
2937         return false;
2938     _assert(false);
2939 }
2940
2941 - (NSArray *) tags {
2942     return tags_;
2943 }
2944
2945 - (BOOL) hasTag:(NSString *)tag {
2946     return tags_ == nil ? NO : [tags_ containsObject:tag];
2947 }
2948
2949 - (NSString *) primaryPurpose {
2950     for (NSString *tag in (NSArray *) tags_)
2951         if ([tag hasPrefix:@"purpose::"])
2952             return [tag substringFromIndex:9];
2953     return nil;
2954 }
2955
2956 - (NSArray *) purposes {
2957     NSMutableArray *purposes([NSMutableArray arrayWithCapacity:2]);
2958     for (NSString *tag in (NSArray *) tags_)
2959         if ([tag hasPrefix:@"purpose::"])
2960             [purposes addObject:[tag substringFromIndex:9]];
2961     return [purposes count] == 0 ? nil : purposes;
2962 }
2963
2964 - (bool) isCommercial {
2965     return [self hasTag:@"cydia::commercial"];
2966 }
2967
2968 - (void) setIndex:(size_t)index {
2969     if (metadata_->index_ != index)
2970         metadata_->index_ = index;
2971 }
2972
2973 - (CYString &) cyname {
2974     return name_.empty() ? id_ : name_;
2975 }
2976
2977 - (uint32_t) compareBySection:(NSArray *)sections {
2978     NSString *section([self section]);
2979     for (size_t i(0), e([sections count]); i != e; ++i) {
2980         if ([section isEqualToString:[[sections objectAtIndex:i] name]])
2981             return i;
2982     }
2983
2984     return _not(uint32_t);
2985 }
2986
2987 - (void) clear {
2988 @synchronized (database_) {
2989     pkgProblemResolver *resolver = [database_ resolver];
2990     resolver->Clear(iterator_);
2991
2992     pkgCacheFile &cache([database_ cache]);
2993     cache->SetReInstall(iterator_, false);
2994     cache->MarkKeep(iterator_, false);
2995 } }
2996
2997 - (void) install {
2998 @synchronized (database_) {
2999     pkgProblemResolver *resolver = [database_ resolver];
3000     resolver->Clear(iterator_);
3001     resolver->Protect(iterator_);
3002
3003     pkgCacheFile &cache([database_ cache]);
3004     cache->SetReInstall(iterator_, false);
3005     cache->MarkInstall(iterator_, false);
3006
3007     pkgDepCache::StateCache &state((*cache)[iterator_]);
3008     if (!state.Install())
3009         cache->SetReInstall(iterator_, true);
3010 } }
3011
3012 - (void) remove {
3013 @synchronized (database_) {
3014     pkgProblemResolver *resolver = [database_ resolver];
3015     resolver->Clear(iterator_);
3016     resolver->Remove(iterator_);
3017     resolver->Protect(iterator_);
3018
3019     pkgCacheFile &cache([database_ cache]);
3020     cache->SetReInstall(iterator_, false);
3021     cache->MarkDelete(iterator_, true);
3022 } }
3023
3024 - (bool) isUnfilteredAndSearchedForBy:(NSArray *)query {
3025     _profile(Package$isUnfilteredAndSearchedForBy)
3026         bool value(true);
3027
3028         _profile(Package$isUnfilteredAndSearchedForBy$Unfiltered)
3029             value &= [self unfiltered];
3030         _end
3031
3032         _profile(Package$isUnfilteredAndSearchedForBy$Match)
3033             value &= [self matches:query];
3034         _end
3035
3036         return value;
3037     _end
3038 }
3039
3040 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search {
3041     if ([search length] == 0)
3042         return false;
3043
3044     _profile(Package$isUnfilteredAndSelectedForBy)
3045         bool value(true);
3046
3047         _profile(Package$isUnfilteredAndSelectedForBy$Unfiltered)
3048             value &= [self unfiltered];
3049         _end
3050
3051         _profile(Package$isUnfilteredAndSelectedForBy$Match)
3052             value &= [[self name] compare:search options:MatchCompareOptions_ range:NSMakeRange(0, [search length])] == NSOrderedSame;
3053         _end
3054
3055         return value;
3056     _end
3057 }
3058
3059 - (bool) isInstalledAndUnfiltered:(NSNumber *)number {
3060     return ![self uninstalled] && (![number boolValue] && role_ != 7 || [self unfiltered]);
3061 }
3062
3063 - (bool) isVisibleInSection:(NSString *)name {
3064     NSString *section([self section]);
3065
3066     return (
3067         name == nil ||
3068         section == nil && [name length] == 0 ||
3069         [name isEqualToString:section]
3070     ) && [self visible];
3071 }
3072
3073 - (bool) isVisibleInSource:(Source *)source {
3074     return [self source] == source && [self visible];
3075 }
3076
3077 @end
3078 /* }}} */
3079 /* Section Class {{{ */
3080 @interface Section : NSObject {
3081     _H<NSString> name_;
3082     unichar index_;
3083     size_t row_;
3084     size_t count_;
3085     _H<NSString> localized_;
3086 }
3087
3088 - (NSComparisonResult) compareByLocalized:(Section *)section;
3089 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized;
3090 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize;
3091 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize;
3092 - (Section *) initWithIndex:(unichar)index row:(size_t)row;
3093 - (NSString *) name;
3094 - (unichar) index;
3095
3096 - (size_t) row;
3097 - (size_t) count;
3098
3099 - (void) addToRow;
3100 - (void) addToCount;
3101
3102 - (void) setCount:(size_t)count;
3103 - (NSString *) localized;
3104
3105 @end
3106
3107 @implementation Section
3108
3109 - (NSComparisonResult) compareByLocalized:(Section *)section {
3110     NSString *lhs(localized_);
3111     NSString *rhs([section localized]);
3112
3113     /*if ([lhs length] != 0 && [rhs length] != 0) {
3114         unichar lhc = [lhs characterAtIndex:0];
3115         unichar rhc = [rhs characterAtIndex:0];
3116
3117         if (isalpha(lhc) && !isalpha(rhc))
3118             return NSOrderedAscending;
3119         else if (!isalpha(lhc) && isalpha(rhc))
3120             return NSOrderedDescending;
3121     }*/
3122
3123     return [lhs compare:rhs options:LaxCompareOptions_];
3124 }
3125
3126 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized {
3127     if ((self = [self initWithName:name localize:NO]) != nil) {
3128         if (localized != nil)
3129             localized_ = localized;
3130     } return self;
3131 }
3132
3133 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize {
3134     return [self initWithName:name row:0 localize:localize];
3135 }
3136
3137 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize {
3138     if ((self = [super init]) != nil) {
3139         name_ = name;
3140         index_ = '\0';
3141         row_ = row;
3142         if (localize)
3143             localized_ = LocalizeSection(name_);
3144     } return self;
3145 }
3146
3147 /* XXX: localize the index thingees */
3148 - (Section *) initWithIndex:(unichar)index row:(size_t)row {
3149     if ((self = [super init]) != nil) {
3150         name_ = [NSString stringWithCharacters:&index length:1];
3151         index_ = index;
3152         row_ = row;
3153     } return self;
3154 }
3155
3156 - (NSString *) name {
3157     return name_;
3158 }
3159
3160 - (unichar) index {
3161     return index_;
3162 }
3163
3164 - (size_t) row {
3165     return row_;
3166 }
3167
3168 - (size_t) count {
3169     return count_;
3170 }
3171
3172 - (void) addToRow {
3173     ++row_;
3174 }
3175
3176 - (void) addToCount {
3177     ++count_;
3178 }
3179
3180 - (void) setCount:(size_t)count {
3181     count_ = count;
3182 }
3183
3184 - (NSString *) localized {
3185     return localized_;
3186 }
3187
3188 @end
3189 /* }}} */
3190
3191 class CydiaLogCleaner :
3192     public pkgArchiveCleaner
3193 {
3194   protected:
3195     virtual void Erase(const char *File, std::string Pkg, std::string Ver, struct stat &St) {
3196         unlink(File);
3197     }
3198 };
3199
3200 /* Database Implementation {{{ */
3201 @implementation Database
3202
3203 + (Database *) sharedInstance {
3204     static _H<Database> instance;
3205     if (instance == nil)
3206         instance = [[[Database alloc] init] autorelease];
3207     return instance;
3208 }
3209
3210 - (unsigned) era {
3211     return era_;
3212 }
3213
3214 - (void) releasePackages {
3215     CFArrayApplyFunction(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFArrayApplierFunction>(&CFRelease), NULL);
3216     CFArrayRemoveAllValues(packages_);
3217 }
3218
3219 - (void) dealloc {
3220     // XXX: actually implement this thing
3221     _assert(false);
3222     [self releasePackages];
3223     apr_pool_destroy(pool_);
3224     NSRecycleZone(zone_);
3225     [super dealloc];
3226 }
3227
3228 - (void) _readCydia:(NSNumber *)fd {
3229     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3230     std::istream is(&ib);
3231     std::string line;
3232
3233     static Pcre finish_r("^finish:([^:]*)$");
3234
3235     while (std::getline(is, line)) {
3236         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3237
3238         const char *data(line.c_str());
3239         size_t size = line.size();
3240         lprintf("C:%s\n", data);
3241
3242         if (finish_r(data, size)) {
3243             NSString *finish = finish_r[1];
3244             int index = [Finishes_ indexOfObject:finish];
3245             if (index != INT_MAX && index > Finish_)
3246                 Finish_ = index;
3247         }
3248
3249         [pool release];
3250     }
3251
3252     _assume(false);
3253 }
3254
3255 - (void) _readStatus:(NSNumber *)fd {
3256     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3257     std::istream is(&ib);
3258     std::string line;
3259
3260     static Pcre conffile_r("^status: [^ ]* : conffile-prompt : (.*?) *$");
3261     static Pcre pmstatus_r("^([^:]*):([^:]*):([^:]*):(.*)$");
3262
3263     while (std::getline(is, line)) {
3264         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3265
3266         const char *data(line.c_str());
3267         size_t size(line.size());
3268         lprintf("S:%s\n", data);
3269
3270         if (conffile_r(data, size)) {
3271             // status: /fail : conffile-prompt : '/fail' '/fail.dpkg-new' 1 1
3272             [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:conffile_r[1] waitUntilDone:YES];
3273         } else if (strncmp(data, "status: ", 8) == 0) {
3274             // status: <package>: {unpacked,half-configured,installed}
3275             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 8)] ofType:kCydiaProgressEventTypeStatus]);
3276             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3277         } else if (strncmp(data, "processing: ", 12) == 0) {
3278             // processing: configure: config-test
3279             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 12)] ofType:kCydiaProgressEventTypeStatus]);
3280             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3281         } else if (pmstatus_r(data, size)) {
3282             std::string type([pmstatus_r[1] UTF8String]);
3283
3284             NSString *package = pmstatus_r[2];
3285             if ([package isEqualToString:@"dpkg-exec"])
3286                 package = nil;
3287
3288             float percent([pmstatus_r[3] floatValue]);
3289             [progress_ performSelectorOnMainThread:@selector(setProgressPercent:) withObject:[NSNumber numberWithFloat:(percent / 100)] waitUntilDone:YES];
3290
3291             NSString *string = pmstatus_r[4];
3292
3293             if (type == "pmerror") {
3294                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeError forPackage:package]);
3295                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3296             } else if (type == "pmstatus") {
3297                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeStatus forPackage:package]);
3298                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3299             } else if (type == "pmconffile")
3300                 [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:string waitUntilDone:YES];
3301             else
3302                 lprintf("E:unknown pmstatus\n");
3303         } else
3304             lprintf("E:unknown status\n");
3305
3306         [pool release];
3307     }
3308
3309     _assume(false);
3310 }
3311
3312 - (void) _readOutput:(NSNumber *)fd {
3313     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3314     std::istream is(&ib);
3315     std::string line;
3316
3317     while (std::getline(is, line)) {
3318         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3319
3320         lprintf("O:%s\n", line.c_str());
3321
3322         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:line.c_str()] ofType:kCydiaProgressEventTypeInformation]);
3323         [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3324
3325         [pool release];
3326     }
3327
3328     _assume(false);
3329 }
3330
3331 - (FILE *) input {
3332     return input_;
3333 }
3334
3335 - (Package *) packageWithName:(NSString *)name {
3336     if (name == nil)
3337         return nil;
3338 @synchronized (self) {
3339     if (static_cast<pkgDepCache *>(cache_) == NULL)
3340         return nil;
3341     pkgCache::PkgIterator iterator(cache_->FindPkg([name UTF8String]));
3342     return iterator.end() ? nil : [Package packageWithIterator:iterator withZone:NULL inPool:NULL database:self];
3343 } }
3344
3345 - (id) init {
3346     if ((self = [super init]) != nil) {
3347         policy_ = NULL;
3348         records_ = NULL;
3349         resolver_ = NULL;
3350         fetcher_ = NULL;
3351         lock_ = NULL;
3352
3353         zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3354         apr_pool_create(&pool_, NULL);
3355
3356         size_t capacity(MetaFile_->active_);
3357         if (capacity == 0)
3358             capacity = 16384;
3359         else
3360             capacity += 1024;
3361
3362         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, capacity, NULL);
3363         sourceList_ = [NSMutableArray arrayWithCapacity:16];
3364
3365         int fds[2];
3366
3367         _assert(pipe(fds) != -1);
3368         cydiafd_ = fds[1];
3369
3370         _config->Set("APT::Keep-Fds::", cydiafd_);
3371         setenv("CYDIA", [[[[NSNumber numberWithInt:cydiafd_] stringValue] stringByAppendingString:@" 1"] UTF8String], _not(int));
3372
3373         [NSThread
3374             detachNewThreadSelector:@selector(_readCydia:)
3375             toTarget:self
3376             withObject:[NSNumber numberWithInt:fds[0]]
3377         ];
3378
3379         _assert(pipe(fds) != -1);
3380         statusfd_ = fds[1];
3381
3382         [NSThread
3383             detachNewThreadSelector:@selector(_readStatus:)
3384             toTarget:self
3385             withObject:[NSNumber numberWithInt:fds[0]]
3386         ];
3387
3388         _assert(pipe(fds) != -1);
3389         _assert(dup2(fds[0], 0) != -1);
3390         _assert(close(fds[0]) != -1);
3391
3392         input_ = fdopen(fds[1], "a");
3393
3394         _assert(pipe(fds) != -1);
3395         _assert(dup2(fds[1], 1) != -1);
3396         _assert(close(fds[1]) != -1);
3397
3398         [NSThread
3399             detachNewThreadSelector:@selector(_readOutput:)
3400             toTarget:self
3401             withObject:[NSNumber numberWithInt:fds[0]]
3402         ];
3403     } return self;
3404 }
3405
3406 - (pkgCacheFile &) cache {
3407     return cache_;
3408 }
3409
3410 - (pkgDepCache::Policy *) policy {
3411     return policy_;
3412 }
3413
3414 - (pkgRecords *) records {
3415     return records_;
3416 }
3417
3418 - (pkgProblemResolver *) resolver {
3419     return resolver_;
3420 }
3421
3422 - (pkgAcquire &) fetcher {
3423     return *fetcher_;
3424 }
3425
3426 - (pkgSourceList &) list {
3427     return *list_;
3428 }
3429
3430 - (NSArray *) packages {
3431     return (NSArray *) packages_;
3432 }
3433
3434 - (NSArray *) sources {
3435     return sourceList_;
3436 }
3437
3438 - (Source *) sourceWithKey:(NSString *)key {
3439     for (Source *source in [self sources]) {
3440         if ([[source key] isEqualToString:key])
3441             return source;
3442     } return nil;
3443 }
3444
3445 - (bool) popErrorWithTitle:(NSString *)title {
3446     bool fatal(false);
3447
3448     while (!_error->empty()) {
3449         std::string error;
3450         bool warning(!_error->PopMessage(error));
3451         if (!warning)
3452             fatal = true;
3453
3454         for (;;) {
3455             size_t size(error.size());
3456             if (size == 0 || error[size - 1] != '\n')
3457                 break;
3458             error.resize(size - 1);
3459         }
3460
3461         lprintf("%c:[%s]\n", warning ? 'W' : 'E', error.c_str());
3462
3463         static Pcre no_pubkey("^GPG error:.* NO_PUBKEY .*$");
3464         if (warning && no_pubkey(error.c_str()))
3465             continue;
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 @class CydiaObject;
3936
3937 @interface CydiaWebViewController : CyteWebViewController {
3938     _H<CydiaObject> cydia_;
3939 }
3940
3941 + (void) addDiversion:(Diversion *)diversion;
3942 + (NSURLRequest *) requestWithHeaders:(NSURLRequest *)request;
3943 + (void) didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame withCydia:(CydiaObject *)cydia;
3944 - (void) setDelegate:(id)delegate;
3945
3946 @end
3947
3948 /* Web Scripting {{{ */
3949 @implementation CydiaObject
3950
3951 - (id) initWithDelegate:(IndirectDelegate *)indirect {
3952     if ((self = [super init]) != nil) {
3953         indirect_ = indirect;
3954     } return self;
3955 }
3956
3957 - (void) setDelegate:(id)delegate {
3958     delegate_ = delegate;
3959 }
3960
3961 + (NSArray *) _attributeKeys {
3962     return [NSArray arrayWithObjects:
3963         @"bbsnum",
3964         @"build",
3965         @"coreFoundationVersionNumber",
3966         @"device",
3967         @"ecid",
3968         @"firmware",
3969         @"hostname",
3970         @"idiom",
3971         @"mcc",
3972         @"mnc",
3973         @"model",
3974         @"operator",
3975         @"role",
3976         @"serial",
3977         @"token",
3978         @"version",
3979     nil];
3980 }
3981
3982 - (NSArray *) attributeKeys {
3983     return [[self class] _attributeKeys];
3984 }
3985
3986 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
3987     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
3988 }
3989
3990 - (NSString *) version {
3991     return Cydia_;
3992 }
3993
3994 - (NSString *) build {
3995     return System_;
3996 }
3997
3998 - (NSString *) coreFoundationVersionNumber {
3999     return [NSString stringWithFormat:@"%.2f", kCFCoreFoundationVersionNumber];
4000 }
4001
4002 - (NSString *) device {
4003     return [[UIDevice currentDevice] uniqueIdentifier];
4004 }
4005
4006 - (NSString *) firmware {
4007     return [[UIDevice currentDevice] systemVersion];
4008 }
4009
4010 - (NSString *) hostname {
4011     return [[UIDevice currentDevice] name];
4012 }
4013
4014 - (NSString *) idiom {
4015     return (id) Idiom_ ?: [NSNull null];
4016 }
4017
4018 - (NSString *) mcc {
4019     if (CFStringRef (*$CTSIMSupportCopyMobileSubscriberCountryCode)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode")))
4020         return [(NSString *) (*$CTSIMSupportCopyMobileSubscriberCountryCode)(kCFAllocatorDefault) autorelease];
4021     return nil;
4022 }
4023
4024 - (NSString *) mnc {
4025     if (CFStringRef (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberNetworkCode")))
4026         return [(NSString *) (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(kCFAllocatorDefault) autorelease];
4027     return nil;
4028 }
4029
4030 - (NSString *) operator {
4031     if (CFStringRef (*$CTRegistrationCopyOperatorName)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTRegistrationCopyOperatorName")))
4032         return [(NSString *) (*$CTRegistrationCopyOperatorName)(kCFAllocatorDefault) autorelease];
4033     return nil;
4034 }
4035
4036 - (NSString *) bbsnum {
4037     return (id) BBSNum_ ?: [NSNull null];
4038 }
4039
4040 - (NSString *) ecid {
4041     return (id) ChipID_ ?: [NSNull null];
4042 }
4043
4044 - (NSString *) serial {
4045     return SerialNumber_;
4046 }
4047
4048 - (NSString *) role {
4049     return (id) Role_ ?: [NSNull null];
4050 }
4051
4052 - (NSString *) model {
4053     return [NSString stringWithUTF8String:Machine_];
4054 }
4055
4056 - (NSString *) token {
4057     return (id) Token_ ?: [NSNull null];
4058 }
4059
4060 + (NSString *) webScriptNameForSelector:(SEL)selector {
4061     if (false);
4062     else if (selector == @selector(addBridgedHost:))
4063         return @"addBridgedHost";
4064     else if (selector == @selector(addInsecureHost:))
4065         return @"addInsecureHost";
4066     else if (selector == @selector(addInternalRedirect::))
4067         return @"addInternalRedirect";
4068     else if (selector == @selector(addPipelinedHost:scheme:))
4069         return @"addPipelinedHost";
4070     else if (selector == @selector(addSource:::))
4071         return @"addSource";
4072     else if (selector == @selector(addTokenHost:))
4073         return @"addTokenHost";
4074     else if (selector == @selector(addTrivialSource:))
4075         return @"addTrivialSource";
4076     else if (selector == @selector(close))
4077         return @"close";
4078     else if (selector == @selector(du:))
4079         return @"du";
4080     else if (selector == @selector(stringWithFormat:arguments:))
4081         return @"format";
4082     else if (selector == @selector(getAllSources))
4083         return @"getAllSourcs";
4084     else if (selector == @selector(getKernelNumber:))
4085         return @"getKernelNumber";
4086     else if (selector == @selector(getKernelString:))
4087         return @"getKernelString";
4088     else if (selector == @selector(getInstalledPackages))
4089         return @"getInstalledPackages";
4090     else if (selector == @selector(getIORegistryEntry::))
4091         return @"getIORegistryEntry";
4092     else if (selector == @selector(getLocaleIdentifier))
4093         return @"getLocaleIdentifier";
4094     else if (selector == @selector(getPreferredLanguages))
4095         return @"getPreferredLanguages";
4096     else if (selector == @selector(getPackageById:))
4097         return @"getPackageById";
4098     else if (selector == @selector(getMetadataKeys))
4099         return @"getMetadataKeys";
4100     else if (selector == @selector(getMetadataValue:))
4101         return @"getMetadataValue";
4102     else if (selector == @selector(getSessionValue:))
4103         return @"getSessionValue";
4104     else if (selector == @selector(installPackages:))
4105         return @"installPackages";
4106     else if (selector == @selector(localizedStringForKey:value:table:))
4107         return @"localize";
4108     else if (selector == @selector(popViewController:))
4109         return @"popViewController";
4110     else if (selector == @selector(refreshSources))
4111         return @"refreshSources";
4112     else if (selector == @selector(removeButton))
4113         return @"removeButton";
4114     else if (selector == @selector(saveConfig))
4115         return @"saveConfig";
4116     else if (selector == @selector(setMetadataValue::))
4117         return @"setMetadataValue";
4118     else if (selector == @selector(setSessionValue::))
4119         return @"setSessionValue";
4120     else if (selector == @selector(substitutePackageNames:))
4121         return @"substitutePackageNames";
4122     else if (selector == @selector(scrollToBottom:))
4123         return @"scrollToBottom";
4124     else if (selector == @selector(setAllowsNavigationAction:))
4125         return @"setAllowsNavigationAction";
4126     else if (selector == @selector(setBadgeValue:))
4127         return @"setBadgeValue";
4128     else if (selector == @selector(setButtonImage:withStyle:toFunction:))
4129         return @"setButtonImage";
4130     else if (selector == @selector(setButtonTitle:withStyle:toFunction:))
4131         return @"setButtonTitle";
4132     else if (selector == @selector(setHidesBackButton:))
4133         return @"setHidesBackButton";
4134     else if (selector == @selector(setHidesNavigationBar:))
4135         return @"setHidesNavigationBar";
4136     else if (selector == @selector(setNavigationBarStyle:))
4137         return @"setNavigationBarStyle";
4138     else if (selector == @selector(setNavigationBarTintRed:green:blue:alpha:))
4139         return @"setNavigationBarTintColor";
4140     else if (selector == @selector(setPasteboardString:))
4141         return @"setPasteboardString";
4142     else if (selector == @selector(setPasteboardURL:))
4143         return @"setPasteboardURL";
4144     else if (selector == @selector(setScrollAlwaysBounceVertical:))
4145         return @"setScrollAlwaysBounceVertical";
4146     else if (selector == @selector(setScrollIndicatorStyle:))
4147         return @"setScrollIndicatorStyle";
4148     else if (selector == @selector(setToken:))
4149         return @"setToken";
4150     else if (selector == @selector(setViewportWidth:))
4151         return @"setViewportWidth";
4152     else if (selector == @selector(statfs:))
4153         return @"statfs";
4154     else if (selector == @selector(supports:))
4155         return @"supports";
4156     else if (selector == @selector(unload))
4157         return @"unload";
4158     else
4159         return nil;
4160 }
4161
4162 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
4163     return [self webScriptNameForSelector:selector] == nil;
4164 }
4165
4166 - (BOOL) supports:(NSString *)feature {
4167     return [feature isEqualToString:@"window.open"];
4168 }
4169
4170 - (void) unload {
4171     [delegate_ performSelectorOnMainThread:@selector(unloadData) withObject:nil waitUntilDone:NO];
4172 }
4173
4174 - (void) setScrollAlwaysBounceVertical:(NSNumber *)value {
4175     [indirect_ performSelectorOnMainThread:@selector(setScrollAlwaysBounceVerticalNumber:) withObject:value waitUntilDone:NO];
4176 }
4177
4178 - (void) setScrollIndicatorStyle:(NSString *)style {
4179     [indirect_ performSelectorOnMainThread:@selector(setScrollIndicatorStyleWithName:) withObject:style waitUntilDone:NO];
4180 }
4181
4182 - (void) addInternalRedirect:(NSString *)from :(NSString *)to {
4183     [CydiaWebViewController performSelectorOnMainThread:@selector(addDiversion:) withObject:[[[Diversion alloc] initWithFrom:from to:to] autorelease] waitUntilDone:NO];
4184 }
4185
4186 - (NSNumber *) getKernelNumber:(NSString *)name {
4187     const char *string([name UTF8String]);
4188
4189     size_t size;
4190     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4191         return (id) [NSNull null];
4192
4193     if (size != sizeof(int))
4194         return (id) [NSNull null];
4195
4196     int value;
4197     if (sysctlbyname(string, &value, &size, NULL, 0) == -1)
4198         return (id) [NSNull null];
4199
4200     return [NSNumber numberWithInt:value];
4201 }
4202
4203 - (NSString *) getKernelString:(NSString *)name {
4204     const char *string([name UTF8String]);
4205
4206     size_t size;
4207     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4208         return (id) [NSNull null];
4209
4210     char value[size + 1];
4211     if (sysctlbyname(string, value, &size, NULL, 0) == -1)
4212         return (id) [NSNull null];
4213
4214     // XXX: just in case you request something ludicrous
4215     value[size] = '\0';
4216
4217     return [NSString stringWithCString:value];
4218 }
4219
4220 - (NSObject *) getIORegistryEntry:(NSString *)path :(NSString *)entry {
4221     NSObject *value(CYIOGetValue([path UTF8String], entry));
4222
4223     if (value != nil)
4224         if ([value isKindOfClass:[NSData class]])
4225             value = CYHex((NSData *) value);
4226
4227     return value;
4228 }
4229
4230 - (NSArray *) getMetadataKeys {
4231 @synchronized (Values_) {
4232     return [Values_ allKeys];
4233 } }
4234
4235 - (id) getMetadataValue:(NSString *)key {
4236 @synchronized (Values_) {
4237     return [Values_ objectForKey:key];
4238 } }
4239
4240 - (void) setMetadataValue:(NSString *)key :(NSString *)value {
4241 @synchronized (Values_) {
4242     if (value == nil || value == (id) [WebUndefined undefined] || value == (id) [NSNull null])
4243         [Values_ removeObjectForKey:key];
4244     else
4245         [Values_ setObject:value forKey:key];
4246
4247     [delegate_ performSelectorOnMainThread:@selector(updateValues) withObject:nil waitUntilDone:YES];
4248 } }
4249
4250 - (id) getSessionValue:(NSString *)key {
4251 @synchronized (SessionData_) {
4252     return [SessionData_ objectForKey:key];
4253 } }
4254
4255 - (void) setSessionValue:(NSString *)key :(NSString *)value {
4256 @synchronized (SessionData_) {
4257     if (value == (id) [WebUndefined undefined])
4258         [SessionData_ removeObjectForKey:key];
4259     else
4260         [SessionData_ setObject:value forKey:key];
4261 } }
4262
4263 - (void) addBridgedHost:(NSString *)host {
4264 @synchronized (HostConfig_) {
4265     [BridgedHosts_ addObject:host];
4266 } }
4267
4268 - (void) addInsecureHost:(NSString *)host {
4269 @synchronized (HostConfig_) {
4270     [InsecureHosts_ addObject:host];
4271 } }
4272
4273 - (void) addTokenHost:(NSString *)host {
4274 @synchronized (HostConfig_) {
4275     [TokenHosts_ addObject:host];
4276 } }
4277
4278 - (void) addPipelinedHost:(NSString *)host scheme:(NSString *)scheme {
4279 @synchronized (HostConfig_) {
4280     if (scheme != (id) [WebUndefined undefined])
4281         host = [NSString stringWithFormat:@"%@:%@", [scheme lowercaseString], host];
4282
4283     [PipelinedHosts_ addObject:host];
4284 } }
4285
4286 - (void) popViewController:(NSNumber *)value {
4287     if (value == (id) [WebUndefined undefined])
4288         value = [NSNumber numberWithBool:YES];
4289     [indirect_ performSelectorOnMainThread:@selector(popViewControllerWithNumber:) withObject:value waitUntilDone:NO];
4290 }
4291
4292 - (void) addSource:(NSString *)href :(NSString *)distribution :(WebScriptObject *)sections {
4293     NSMutableArray *array([NSMutableArray arrayWithCapacity:[sections count]]);
4294
4295     for (NSString *section in sections)
4296         [array addObject:section];
4297
4298     [delegate_ performSelectorOnMainThread:@selector(addSource:) withObject:[NSMutableDictionary dictionaryWithObjectsAndKeys:
4299         @"deb", @"Type",
4300         href, @"URI",
4301         distribution, @"Distribution",
4302         array, @"Sections",
4303     nil] waitUntilDone:NO];
4304 }
4305
4306 - (void) addTrivialSource:(NSString *)href {
4307     [delegate_ performSelectorOnMainThread:@selector(addTrivialSource:) withObject:href waitUntilDone:NO];
4308 }
4309
4310 - (void) refreshSources {
4311     [delegate_ performSelectorOnMainThread:@selector(syncData) withObject:nil waitUntilDone:NO];
4312 }
4313
4314 - (void) saveConfig {
4315     [delegate_ performSelectorOnMainThread:@selector(_saveConfig) withObject:nil waitUntilDone:NO];
4316 }
4317
4318 - (NSArray *) getAllSources {
4319     return [[Database sharedInstance] sources];
4320 }
4321
4322 - (NSArray *) getInstalledPackages {
4323     Database *database([Database sharedInstance]);
4324 @synchronized (database) {
4325     NSArray *packages([database packages]);
4326     NSMutableArray *installed([NSMutableArray arrayWithCapacity:1024]);
4327     for (Package *package in packages)
4328         if (![package uninstalled])
4329             [installed addObject:package];
4330     return installed;
4331 } }
4332
4333 - (Package *) getPackageById:(NSString *)id {
4334     if (Package *package = [[Database sharedInstance] packageWithName:id]) {
4335         [package parse];
4336         return package;
4337     } else
4338         return (Package *) [NSNull null];
4339 }
4340
4341 - (NSString *) getLocaleIdentifier {
4342     return Locale_ == NULL ? (NSString *) [NSNull null] : (NSString *) CFLocaleGetIdentifier(Locale_);
4343 }
4344
4345 - (NSArray *) getPreferredLanguages {
4346     return Languages_;
4347 }
4348
4349 - (NSArray *) statfs:(NSString *)path {
4350     struct statfs stat;
4351
4352     if (path == nil || statfs([path UTF8String], &stat) == -1)
4353         return nil;
4354
4355     return [NSArray arrayWithObjects:
4356         [NSNumber numberWithUnsignedLong:stat.f_bsize],
4357         [NSNumber numberWithUnsignedLong:stat.f_blocks],
4358         [NSNumber numberWithUnsignedLong:stat.f_bfree],
4359     nil];
4360 }
4361
4362 - (NSNumber *) du:(NSString *)path {
4363     NSNumber *value(nil);
4364
4365     int fds[2];
4366     _assert(pipe(fds) != -1);
4367
4368     pid_t pid(ExecFork());
4369     if (pid == 0) {
4370         _assert(dup2(fds[1], 1) != -1);
4371         _assert(close(fds[0]) != -1);
4372         _assert(close(fds[1]) != -1);
4373         /* XXX: this should probably not use du */
4374         execl("/usr/libexec/cydia/du", "du", "-s", [path UTF8String], NULL);
4375         exit(1);
4376         _assert(false);
4377     }
4378
4379     _assert(close(fds[1]) != -1);
4380
4381     if (FILE *du = fdopen(fds[0], "r")) {
4382         char line[1024];
4383         while (fgets(line, sizeof(line), du) != NULL) {
4384             size_t length(strlen(line));
4385             while (length != 0 && line[length - 1] == '\n')
4386                 line[--length] = '\0';
4387             if (char *tab = strchr(line, '\t')) {
4388                 *tab = '\0';
4389                 value = [NSNumber numberWithUnsignedLong:strtoul(line, NULL, 0)];
4390             }
4391         }
4392
4393         fclose(du);
4394     } else _assert(close(fds[0]));
4395
4396     ReapZombie(pid);
4397
4398     return value;
4399 }
4400
4401 - (void) close {
4402     [indirect_ performSelectorOnMainThread:@selector(close) withObject:nil waitUntilDone:NO];
4403 }
4404
4405 - (void) installPackages:(NSArray *)packages {
4406     [delegate_ performSelectorOnMainThread:@selector(installPackages:) withObject:packages waitUntilDone:NO];
4407 }
4408
4409 - (NSString *) substitutePackageNames:(NSString *)message {
4410     NSMutableArray *words([[message componentsSeparatedByString:@" "] mutableCopy]);
4411     for (size_t i(0), e([words count]); i != e; ++i) {
4412         NSString *word([words objectAtIndex:i]);
4413         if (Package *package = [[Database sharedInstance] packageWithName:word])
4414             [words replaceObjectAtIndex:i withObject:[package name]];
4415     }
4416
4417     return [words componentsJoinedByString:@" "];
4418 }
4419
4420 - (void) removeButton {
4421     [indirect_ removeButton];
4422 }
4423
4424 - (void) setButtonImage:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4425     [indirect_ setButtonImage:button withStyle:style toFunction:function];
4426 }
4427
4428 - (void) setButtonTitle:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4429     [indirect_ setButtonTitle:button withStyle:style toFunction:function];
4430 }
4431
4432 - (void) setBadgeValue:(id)value {
4433     [indirect_ performSelectorOnMainThread:@selector(setBadgeValue:) withObject:value waitUntilDone:NO];
4434 }
4435
4436 - (void) setAllowsNavigationAction:(NSString *)value {
4437     [indirect_ performSelectorOnMainThread:@selector(setAllowsNavigationActionByNumber:) withObject:value waitUntilDone:NO];
4438 }
4439
4440 - (void) setHidesBackButton:(NSString *)value {
4441     [indirect_ performSelectorOnMainThread:@selector(setHidesBackButtonByNumber:) withObject:value waitUntilDone:NO];
4442 }
4443
4444 - (void) setHidesNavigationBar:(NSString *)value {
4445     [indirect_ performSelectorOnMainThread:@selector(setHidesNavigationBarByNumber:) withObject:value waitUntilDone:NO];
4446 }
4447
4448 - (void) setNavigationBarStyle:(NSString *)value {
4449     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarStyle:) withObject:value waitUntilDone:NO];
4450 }
4451
4452 - (void) setNavigationBarTintRed:(NSNumber *)red green:(NSNumber *)green blue:(NSNumber *)blue alpha:(NSNumber *)alpha {
4453     float opacity(alpha == (id) [WebUndefined undefined] ? 1 : [alpha floatValue]);
4454     UIColor *color([UIColor colorWithRed:[red floatValue] green:[green floatValue] blue:[blue floatValue] alpha:opacity]);
4455     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarTintColor:) withObject:color waitUntilDone:NO];
4456 }
4457
4458 - (void) setPasteboardString:(NSString *)value {
4459     [[objc_getClass("UIPasteboard") generalPasteboard] setString:value];
4460 }
4461
4462 - (void) setPasteboardURL:(NSString *)value {
4463     [[objc_getClass("UIPasteboard") generalPasteboard] setURL:[NSURL URLWithString:value]];
4464 }
4465
4466 - (void) _setToken:(NSString *)token {
4467     Token_ = token;
4468
4469     if (token == nil)
4470         [Metadata_ removeObjectForKey:@"Token"];
4471     else
4472         [Metadata_ setObject:Token_ forKey:@"Token"];
4473
4474     Changed_ = true;
4475 }
4476
4477 - (void) setToken:(NSString *)token {
4478     [self performSelectorOnMainThread:@selector(_setToken:) withObject:token waitUntilDone:NO];
4479 }
4480
4481 - (void) scrollToBottom:(NSNumber *)animated {
4482     [indirect_ performSelectorOnMainThread:@selector(scrollToBottomAnimated:) withObject:animated waitUntilDone:NO];
4483 }
4484
4485 - (void) setViewportWidth:(float)width {
4486     [indirect_ setViewportWidthOnMainThread:width];
4487 }
4488
4489 - (NSString *) stringWithFormat:(NSString *)format arguments:(WebScriptObject *)arguments {
4490     //NSLog(@"SWF:\"%@\" A:%@", format, [arguments description]);
4491     unsigned count([arguments count]);
4492     id values[count];
4493     for (unsigned i(0); i != count; ++i)
4494         values[i] = [arguments objectAtIndex:i];
4495     return [[[NSString alloc] initWithFormat:format arguments:reinterpret_cast<va_list>(values)] autorelease];
4496 }
4497
4498 - (NSString *) localizedStringForKey:(NSString *)key value:(NSString *)value table:(NSString *)table {
4499     if (reinterpret_cast<id>(value) == [WebUndefined undefined])
4500         value = nil;
4501     if (reinterpret_cast<id>(table) == [WebUndefined undefined])
4502         table = nil;
4503     return [[NSBundle mainBundle] localizedStringForKey:key value:value table:table];
4504 }
4505
4506 @end
4507 /* }}} */
4508
4509 @interface NSURL (CydiaSecure)
4510 @end
4511
4512 @implementation NSURL (CydiaSecure)
4513
4514 - (bool) isCydiaSecure {
4515     if ([[[self scheme] lowercaseString] isEqualToString:@"https"])
4516         return true;
4517
4518     @synchronized (HostConfig_) {
4519         if ([InsecureHosts_ containsObject:[self host]])
4520             return true;
4521     }
4522
4523     return false;
4524 }
4525
4526 @end
4527
4528 /* Cydia Browser Controller {{{ */
4529 @implementation CydiaWebViewController
4530
4531 - (NSURL *) navigationURL {
4532     return request_ == nil ? nil : [NSURL URLWithString:[NSString stringWithFormat:@"cydia://url/%@", [[request_ URL] absoluteString]]];
4533 }
4534
4535 + (void) _initialize {
4536     [super _initialize];
4537
4538     Diversions_ = [NSMutableSet setWithCapacity:0];
4539 }
4540
4541 + (void) addDiversion:(Diversion *)diversion {
4542     [Diversions_ addObject:diversion];
4543 }
4544
4545 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4546     [super webView:view didClearWindowObject:window forFrame:frame];
4547     [CydiaWebViewController didClearWindowObject:window forFrame:frame withCydia:cydia_];
4548 }
4549
4550 + (void) didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame withCydia:(CydiaObject *)cydia {
4551     WebDataSource *source([frame dataSource]);
4552     NSURLResponse *response([source response]);
4553     NSURL *url([response URL]);
4554     NSString *scheme([[url scheme] lowercaseString]);
4555
4556     bool bridged(false);
4557
4558     @synchronized (HostConfig_) {
4559         if ([scheme isEqualToString:@"file"])
4560             bridged = true;
4561         else if ([scheme isEqualToString:@"https"])
4562             if ([BridgedHosts_ containsObject:[url host]])
4563                 bridged = true;
4564     }
4565
4566     if (bridged)
4567         [window setValue:cydia forKey:@"cydia"];
4568 }
4569
4570 - (void) _setupMail:(MFMailComposeViewController *)controller {
4571     [controller addAttachmentData:[NSData dataWithContentsOfFile:@"/tmp/cydia.log"] mimeType:@"text/plain" fileName:@"cydia.log"];
4572
4573     system("/usr/bin/dpkg -l >/tmp/dpkgl.log");
4574     [controller addAttachmentData:[NSData dataWithContentsOfFile:@"/tmp/dpkgl.log"] mimeType:@"text/plain" fileName:@"dpkgl.log"];
4575 }
4576
4577 - (NSURL *) URLWithURL:(NSURL *)url {
4578     return [Diversion divertURL:url];
4579 }
4580
4581 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
4582     return [CydiaWebViewController requestWithHeaders:[super webView:view resource:resource willSendRequest:request redirectResponse:response fromDataSource:source]];
4583 }
4584
4585 + (NSURLRequest *) requestWithHeaders:(NSURLRequest *)request {
4586     NSMutableURLRequest *copy([request mutableCopy]);
4587
4588     NSURL *url([copy URL]);
4589     NSString *host([url host]);
4590
4591     if ([copy valueForHTTPHeaderField:@"X-Cydia-Cf-Version"] == nil)
4592         [copy setValue:[NSString stringWithFormat:@"%.2f", kCFCoreFoundationVersionNumber] forHTTPHeaderField:@"X-Cydia-Cf-Version"];
4593     if (Machine_ != NULL && [copy valueForHTTPHeaderField:@"X-Machine"] == nil)
4594         [copy setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
4595
4596     bool bridged;
4597     bool token;
4598
4599     @synchronized (HostConfig_) {
4600         bridged = [BridgedHosts_ containsObject:host];
4601         token = [TokenHosts_ containsObject:host];
4602     }
4603
4604     if ([url isCydiaSecure]) {
4605         if (bridged) {
4606             if (UniqueID_ != nil && [copy valueForHTTPHeaderField:@"X-Cydia-Id"] == nil)
4607                 [copy setValue:UniqueID_ forHTTPHeaderField:@"X-Cydia-Id"];
4608         } else if (token) {
4609             if (Token_ != nil && [copy valueForHTTPHeaderField:@"X-Cydia-Token"] == nil)
4610                 [copy setValue:Token_ forHTTPHeaderField:@"X-Cydia-Token"];
4611         }
4612     }
4613
4614     return copy;
4615 }
4616
4617 - (void) setDelegate:(id)delegate {
4618     [super setDelegate:delegate];
4619     [cydia_ setDelegate:delegate];
4620 }
4621
4622 - (NSString *) applicationNameForUserAgent {
4623     return UserAgent_;
4624 }
4625
4626 - (id) init {
4627     if ((self = [super initWithWidth:0 ofClass:[CydiaWebViewController class]]) != nil) {
4628         cydia_ = [[[CydiaObject alloc] initWithDelegate:indirect_] autorelease];
4629     } return self;
4630 }
4631
4632 @end
4633
4634 @interface AppCacheController : CydiaWebViewController {
4635 }
4636
4637 @end
4638
4639 @implementation AppCacheController
4640
4641 - (void) didReceiveMemoryWarning {
4642     // XXX: this doesn't work
4643 }
4644
4645 - (bool) retainsNetworkActivityIndicator {
4646     return false;
4647 }
4648
4649 @end
4650 /* }}} */
4651
4652 // CydiaScript {{{
4653 @interface NSObject (CydiaScript)
4654 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context;
4655 @end
4656
4657 @implementation NSObject (CydiaScript)
4658
4659 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4660     return self;
4661 }
4662
4663 @end
4664
4665 @implementation NSArray (CydiaScript)
4666
4667 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4668     WebScriptObject *object([context evaluateWebScript:@"[]"]);
4669     for (size_t i(0), e([self count]); i != e; ++i)
4670         [object setWebScriptValueAtIndex:i value:[[self objectAtIndex:i] Cydia$webScriptObjectInContext:context]];
4671     return object;
4672 }
4673
4674 @end
4675
4676 @implementation NSDictionary (CydiaScript)
4677
4678 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4679     WebScriptObject *object([context evaluateWebScript:@"({})"]);
4680     for (id i in self)
4681         [object setValue:[[self objectForKey:i] Cydia$webScriptObjectInContext:context] forKey:i];
4682     return object;
4683 }
4684
4685 @end
4686 // }}}
4687
4688 /* Confirmation Controller {{{ */
4689 bool DepSubstrate(const pkgCache::VerIterator &iterator) {
4690     if (!iterator.end())
4691         for (pkgCache::DepIterator dep(iterator.DependsList()); !dep.end(); ++dep) {
4692             if (dep->Type != pkgCache::Dep::Depends && dep->Type != pkgCache::Dep::PreDepends)
4693                 continue;
4694             pkgCache::PkgIterator package(dep.TargetPkg());
4695             if (package.end())
4696                 continue;
4697             if (strcmp(package.Name(), "mobilesubstrate") == 0)
4698                 return true;
4699         }
4700
4701     return false;
4702 }
4703
4704 @protocol ConfirmationControllerDelegate
4705 - (void) cancelAndClear:(bool)clear;
4706 - (void) confirmWithNavigationController:(UINavigationController *)navigation;
4707 - (void) queue;
4708 @end
4709
4710 @interface ConfirmationController : CydiaWebViewController {
4711     _transient Database *database_;
4712
4713     _H<UIAlertView> essential_;
4714
4715     _H<NSDictionary> changes_;
4716     _H<NSMutableArray> issues_;
4717     _H<NSDictionary> sizes_;
4718
4719     BOOL substrate_;
4720 }
4721
4722 - (id) initWithDatabase:(Database *)database;
4723
4724 @end
4725
4726 @implementation ConfirmationController
4727
4728 - (void) complete {
4729     if (substrate_)
4730         RestartSubstrate_ = true;
4731     [delegate_ confirmWithNavigationController:[self navigationController]];
4732 }
4733
4734 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
4735     NSString *context([alert context]);
4736
4737     if ([context isEqualToString:@"remove"]) {
4738         if (button == [alert cancelButtonIndex])
4739             [self dismissModalViewControllerAnimated:YES];
4740         else if (button == [alert firstOtherButtonIndex]) {
4741             [self complete];
4742         }
4743
4744         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4745     } else if ([context isEqualToString:@"unable"]) {
4746         [self dismissModalViewControllerAnimated:YES];
4747         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4748     } else {
4749         [super alertView:alert clickedButtonAtIndex:button];
4750     }
4751 }
4752
4753 - (void) _doContinue {
4754     [delegate_ cancelAndClear:NO];
4755     [self dismissModalViewControllerAnimated:YES];
4756 }
4757
4758 - (id) invokeDefaultMethodWithArguments:(NSArray *)args {
4759     [self performSelectorOnMainThread:@selector(_doContinue) withObject:nil waitUntilDone:NO];
4760     return nil;
4761 }
4762
4763 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4764     [super webView:view didClearWindowObject:window forFrame:frame];
4765
4766     [window setValue:[[NSDictionary dictionaryWithObjectsAndKeys:
4767         (id) changes_, @"changes",
4768         (id) issues_, @"issues",
4769         (id) sizes_, @"sizes",
4770         self, @"queue",
4771     nil] Cydia$webScriptObjectInContext:window] forKey:@"cydiaConfirm"];
4772 }
4773
4774 - (id) initWithDatabase:(Database *)database {
4775     if ((self = [super init]) != nil) {
4776         database_ = database;
4777
4778         NSMutableArray *installs([NSMutableArray arrayWithCapacity:16]);
4779         NSMutableArray *reinstalls([NSMutableArray arrayWithCapacity:16]);
4780         NSMutableArray *upgrades([NSMutableArray arrayWithCapacity:16]);
4781         NSMutableArray *downgrades([NSMutableArray arrayWithCapacity:16]);
4782         NSMutableArray *removes([NSMutableArray arrayWithCapacity:16]);
4783
4784         bool remove(false);
4785
4786         pkgCacheFile &cache([database_ cache]);
4787         NSArray *packages([database_ packages]);
4788         pkgDepCache::Policy *policy([database_ policy]);
4789
4790         issues_ = [NSMutableArray arrayWithCapacity:4];
4791
4792         for (Package *package in packages) {
4793             pkgCache::PkgIterator iterator([package iterator]);
4794             NSString *name([package id]);
4795
4796             if ([package broken]) {
4797                 NSMutableArray *reasons([NSMutableArray arrayWithCapacity:4]);
4798
4799                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4800                     name, @"package",
4801                     reasons, @"reasons",
4802                 nil]];
4803
4804                 pkgCache::VerIterator ver(cache[iterator].InstVerIter(cache));
4805                 if (ver.end())
4806                     continue;
4807
4808                 for (pkgCache::DepIterator dep(ver.DependsList()); !dep.end(); ) {
4809                     pkgCache::DepIterator start;
4810                     pkgCache::DepIterator end;
4811                     dep.GlobOr(start, end); // ++dep
4812
4813                     if (!cache->IsImportantDep(end))
4814                         continue;
4815                     if ((cache[end] & pkgDepCache::DepGInstall) != 0)
4816                         continue;
4817
4818                     NSMutableArray *clauses([NSMutableArray arrayWithCapacity:4]);
4819
4820                     [reasons addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4821                         [NSString stringWithUTF8String:start.DepType()], @"relationship",
4822                         clauses, @"clauses",
4823                     nil]];
4824
4825                     _forever {
4826                         NSString *reason, *installed((NSString *) [WebUndefined undefined]);
4827
4828                         pkgCache::PkgIterator target(start.TargetPkg());
4829                         if (target->ProvidesList != 0)
4830                             reason = @"missing";
4831                         else {
4832                             pkgCache::VerIterator ver(cache[target].InstVerIter(cache));
4833                             if (!ver.end()) {
4834                                 reason = @"installed";
4835                                 installed = [NSString stringWithUTF8String:ver.VerStr()];
4836                             } else if (!cache[target].CandidateVerIter(cache).end())
4837                                 reason = @"uninstalled";
4838                             else if (target->ProvidesList == 0)
4839                                 reason = @"uninstallable";
4840                             else
4841                                 reason = @"virtual";
4842                         }
4843
4844                         NSDictionary *version(start.TargetVer() == 0 ? [NSNull null] : [NSDictionary dictionaryWithObjectsAndKeys:
4845                             [NSString stringWithUTF8String:start.CompType()], @"operator",
4846                             [NSString stringWithUTF8String:start.TargetVer()], @"value",
4847                         nil]);
4848
4849                         [clauses addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4850                             [NSString stringWithUTF8String:start.TargetPkg().Name()], @"package",
4851                             version, @"version",
4852                             reason, @"reason",
4853                             installed, @"installed",
4854                         nil]];
4855
4856                         // yes, seriously. (wtf?)
4857                         if (start == end)
4858                             break;
4859                         ++start;
4860                     }
4861                 }
4862             }
4863
4864             pkgDepCache::StateCache &state(cache[iterator]);
4865
4866             static Pcre special_r("^(firmware$|gsc\\.|cy\\+)");
4867
4868             if (state.NewInstall())
4869                 [installs addObject:name];
4870             // XXX: else if (state.Install())
4871             else if (!state.Delete() && (state.iFlags & pkgDepCache::ReInstall) == pkgDepCache::ReInstall)
4872                 [reinstalls addObject:name];
4873             // XXX: move before previous if
4874             else if (state.Upgrade())
4875                 [upgrades addObject:name];
4876             else if (state.Downgrade())
4877                 [downgrades addObject:name];
4878             else if (!state.Delete())
4879                 // XXX: _assert(state.Keep());
4880                 continue;
4881             else if (special_r(name))
4882                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4883                     [NSNull null], @"package",
4884                     [NSArray arrayWithObjects:
4885                         [NSDictionary dictionaryWithObjectsAndKeys:
4886                             @"Conflicts", @"relationship",
4887                             [NSArray arrayWithObjects:
4888                                 [NSDictionary dictionaryWithObjectsAndKeys:
4889                                     name, @"package",
4890                                     [NSNull null], @"version",
4891                                     @"installed", @"reason",
4892                                 nil],
4893                             nil], @"clauses",
4894                         nil],
4895                     nil], @"reasons",
4896                 nil]];
4897             else {
4898                 if ([package essential])
4899                     remove = true;
4900                 [removes addObject:name];
4901             }
4902
4903             substrate_ |= DepSubstrate(policy->GetCandidateVer(iterator));
4904             substrate_ |= DepSubstrate(iterator.CurrentVer());
4905         }
4906
4907         if (!remove)
4908             essential_ = nil;
4909         else if (Advanced_) {
4910             NSString *parenthetical(UCLocalize("PARENTHETICAL"));
4911
4912             essential_ = [[[UIAlertView alloc]
4913                 initWithTitle:UCLocalize("REMOVING_ESSENTIALS")
4914                 message:UCLocalize("REMOVING_ESSENTIALS_EX")
4915                 delegate:self
4916                 cancelButtonTitle:[NSString stringWithFormat:parenthetical, UCLocalize("CANCEL_OPERATION"), UCLocalize("SAFE")]
4917                 otherButtonTitles:
4918                     [NSString stringWithFormat:parenthetical, UCLocalize("FORCE_REMOVAL"), UCLocalize("UNSAFE")],
4919                 nil
4920             ] autorelease];
4921
4922             [essential_ setContext:@"remove"];
4923         } else {
4924             essential_ = [[[UIAlertView alloc]
4925                 initWithTitle:UCLocalize("UNABLE_TO_COMPLY")
4926                 message:UCLocalize("UNABLE_TO_COMPLY_EX")
4927                 delegate:self
4928                 cancelButtonTitle:UCLocalize("OKAY")
4929                 otherButtonTitles:nil
4930             ] autorelease];
4931
4932             [essential_ setContext:@"unable"];
4933         }
4934
4935         changes_ = [NSDictionary dictionaryWithObjectsAndKeys:
4936             installs, @"installs",
4937             reinstalls, @"reinstalls",
4938             upgrades, @"upgrades",
4939             downgrades, @"downgrades",
4940             removes, @"removes",
4941         nil];
4942
4943         sizes_ = [NSDictionary dictionaryWithObjectsAndKeys:
4944             [NSNumber numberWithInteger:[database_ fetcher].FetchNeeded()], @"downloading",
4945             [NSNumber numberWithInteger:[database_ fetcher].PartialPresent()], @"resuming",
4946         nil];
4947
4948         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/confirm/", UI_]]];
4949     } return self;
4950 }
4951
4952 - (UIBarButtonItem *) leftButton {
4953     return [[[UIBarButtonItem alloc]
4954         initWithTitle:UCLocalize("CANCEL")
4955         style:UIBarButtonItemStylePlain
4956         target:self
4957         action:@selector(cancelButtonClicked)
4958     ] autorelease];
4959 }
4960
4961 #if !AlwaysReload
4962 - (void) applyRightButton {
4963     if ([issues_ count] == 0 && ![self isLoading])
4964         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
4965             initWithTitle:UCLocalize("CONFIRM")
4966             style:UIBarButtonItemStyleDone
4967             target:self
4968             action:@selector(confirmButtonClicked)
4969         ] autorelease]];
4970     else
4971         [[self navigationItem] setRightBarButtonItem:nil];
4972 }
4973 #endif
4974
4975 - (void) cancelButtonClicked {
4976     [self dismissModalViewControllerAnimated:YES];
4977     [delegate_ cancelAndClear:YES];
4978 }
4979
4980 #if !AlwaysReload
4981 - (void) confirmButtonClicked {
4982     if (essential_ != nil)
4983         [essential_ show];
4984     else
4985         [self complete];
4986 }
4987 #endif
4988
4989 @end
4990 /* }}} */
4991
4992 /* Progress Data {{{ */
4993 @interface CydiaProgressData : NSObject {
4994     _transient id delegate_;
4995
4996     bool running_;
4997     float percent_;
4998
4999     float current_;
5000     float total_;
5001     float speed_;
5002
5003     _H<NSMutableArray> events_;
5004     _H<NSString> title_;
5005
5006     _H<NSString> status_;
5007     _H<NSString> finish_;
5008 }
5009
5010 @end
5011
5012 @implementation CydiaProgressData
5013
5014 + (NSArray *) _attributeKeys {
5015     return [NSArray arrayWithObjects:
5016         @"current",
5017         @"events",
5018         @"finish",
5019         @"percent",
5020         @"running",
5021         @"speed",
5022         @"title",
5023         @"total",
5024     nil];
5025 }
5026
5027 - (NSArray *) attributeKeys {
5028     return [[self class] _attributeKeys];
5029 }
5030
5031 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
5032     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
5033 }
5034
5035 - (id) init {
5036     if ((self = [super init]) != nil) {
5037         events_ = [NSMutableArray arrayWithCapacity:32];
5038     } return self;
5039 }
5040
5041 - (void) setDelegate:(id)delegate {
5042     delegate_ = delegate;
5043 }
5044
5045 - (void) setPercent:(float)value {
5046     percent_ = value;
5047 }
5048
5049 - (NSNumber *) percent {
5050     return [NSNumber numberWithFloat:percent_];
5051 }
5052
5053 - (void) setCurrent:(float)value {
5054     current_ = value;
5055 }
5056
5057 - (NSNumber *) current {
5058     return [NSNumber numberWithFloat:current_];
5059 }
5060
5061 - (void) setTotal:(float)value {
5062     total_ = value;
5063 }
5064
5065 - (NSNumber *) total {
5066     return [NSNumber numberWithFloat:total_];
5067 }
5068
5069 - (void) setSpeed:(float)value {
5070     speed_ = value;
5071 }
5072
5073 - (NSNumber *) speed {
5074     return [NSNumber numberWithFloat:speed_];
5075 }
5076
5077 - (NSArray *) events {
5078     return events_;
5079 }
5080
5081 - (void) removeAllEvents {
5082     [events_ removeAllObjects];
5083 }
5084
5085 - (void) addEvent:(CydiaProgressEvent *)event {
5086     [events_ addObject:event];
5087 }
5088
5089 - (void) setTitle:(NSString *)text {
5090     title_ = text;
5091 }
5092
5093 - (NSString *) title {
5094     return title_;
5095 }
5096
5097 - (void) setFinish:(NSString *)text {
5098     finish_ = text;
5099 }
5100
5101 - (NSString *) finish {
5102     return (id) finish_ ?: [NSNull null];
5103 }
5104
5105 - (void) setRunning:(bool)running {
5106     running_ = running;
5107 }
5108
5109 - (NSNumber *) running {
5110     return running_ ? (NSNumber *) kCFBooleanTrue : (NSNumber *) kCFBooleanFalse;
5111 }
5112
5113 @end
5114 /* }}} */
5115 /* Progress Controller {{{ */
5116 @interface ProgressController : CydiaWebViewController <
5117     ProgressDelegate
5118 > {
5119     _transient Database *database_;
5120     _H<CydiaProgressData, 1> progress_;
5121     unsigned cancel_;
5122 }
5123
5124 - (id) initWithDatabase:(Database *)database delegate:(id)delegate;
5125
5126 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title;
5127
5128 - (void) setTitle:(NSString *)title;
5129 - (void) setCancellable:(bool)cancellable;
5130
5131 @end
5132
5133 @implementation ProgressController
5134
5135 - (void) dealloc {
5136     [database_ setProgressDelegate:nil];
5137     [super dealloc];
5138 }
5139
5140 - (UIBarButtonItem *) leftButton {
5141     return cancel_ == 1 ? [[[UIBarButtonItem alloc]
5142         initWithTitle:UCLocalize("CANCEL")
5143         style:UIBarButtonItemStylePlain
5144         target:self
5145         action:@selector(cancel)
5146     ] autorelease] : nil;
5147 }
5148
5149 - (void) updateCancel {
5150     [super applyLeftButton];
5151 }
5152
5153 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
5154     if ((self = [super init]) != nil) {
5155         database_ = database;
5156         delegate_ = delegate;
5157
5158         [database_ setProgressDelegate:self];
5159
5160         progress_ = [[[CydiaProgressData alloc] init] autorelease];
5161         [progress_ setDelegate:self];
5162
5163         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/progress/", UI_]]];
5164
5165         [scroller_ setBackgroundColor:[UIColor blackColor]];
5166
5167         [[self navigationItem] setHidesBackButton:YES];
5168
5169         [self updateCancel];
5170     } return self;
5171 }
5172
5173 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
5174     [super webView:view didClearWindowObject:window forFrame:frame];
5175     [window setValue:progress_ forKey:@"cydiaProgress"];
5176 }
5177
5178 - (void) updateProgress {
5179     [self dispatchEvent:@"CydiaProgressUpdate"];
5180 }
5181
5182 - (void) viewWillAppear:(BOOL)animated {
5183     [[[self navigationController] navigationBar] setBarStyle:UIBarStyleBlack];
5184     [super viewWillAppear:animated];
5185 }
5186
5187 - (void) close {
5188     UpdateExternalStatus(0);
5189
5190     if (Finish_ > 1)
5191         [delegate_ saveState];
5192
5193     switch (Finish_) {
5194         case 0:
5195             [delegate_ returnToCydia];
5196         break;
5197
5198         case 1:
5199             [delegate_ terminateWithSuccess];
5200             /*if ([delegate_ respondsToSelector:@selector(suspendWithAnimation:)])
5201                 [delegate_ suspendWithAnimation:YES];
5202             else
5203                 [delegate_ suspend];*/
5204         break;
5205
5206         case 2:
5207             _trace();
5208             goto reload;
5209
5210         case 3:
5211             _trace();
5212             goto reload;
5213
5214         reload:
5215             system("/usr/bin/sbreload");
5216             _trace();
5217         break;
5218
5219         case 4:
5220             _trace();
5221             if (void (*SBReboot)(mach_port_t) = reinterpret_cast<void (*)(mach_port_t)>(dlsym(RTLD_DEFAULT, "SBReboot")))
5222                 SBReboot(SBSSpringBoardServerPort());
5223             else
5224                 reboot2(RB_AUTOBOOT);
5225         break;
5226     }
5227
5228     [super close];
5229 }
5230
5231 - (void) setTitle:(NSString *)title {
5232     [progress_ setTitle:title];
5233     [self updateProgress];
5234 }
5235
5236 - (UIBarButtonItem *) rightButton {
5237     return [[progress_ running] boolValue] ? [super rightButton] : [[[UIBarButtonItem alloc]
5238         initWithTitle:UCLocalize("CLOSE")
5239         style:UIBarButtonItemStylePlain
5240         target:self
5241         action:@selector(close)
5242     ] autorelease];
5243 }
5244
5245 - (void) uicache {
5246     _trace();
5247     system("su -c /usr/bin/uicache mobile");
5248     _trace();
5249 }
5250
5251 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title {
5252     UpdateExternalStatus(1);
5253
5254     [progress_ setRunning:true];
5255     [self setTitle:title];
5256     // implicit updateProgress
5257
5258     SHA1SumValue notifyconf; {
5259         FileFd file;
5260         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5261             _error->Discard();
5262         else {
5263             MMap mmap(file, MMap::ReadOnly);
5264             SHA1Summation sha1;
5265             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5266             notifyconf = sha1.Result();
5267         }
5268     }
5269
5270     SHA1SumValue springlist; {
5271         FileFd file;
5272         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5273             _error->Discard();
5274         else {
5275             MMap mmap(file, MMap::ReadOnly);
5276             SHA1Summation sha1;
5277             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5278             springlist = sha1.Result();
5279         }
5280     }
5281
5282     if (invocation != nil) {
5283         [invocation yieldToSelector:@selector(invoke)];
5284         [self setTitle:@"COMPLETE"];
5285     }
5286
5287     if (Finish_ < 4) {
5288         FileFd file;
5289         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5290             _error->Discard();
5291         else {
5292             MMap mmap(file, MMap::ReadOnly);
5293             SHA1Summation sha1;
5294             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5295             if (!(notifyconf == sha1.Result()))
5296                 Finish_ = 4;
5297         }
5298     }
5299
5300     if (Finish_ < 3) {
5301         FileFd file;
5302         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5303             _error->Discard();
5304         else {
5305             MMap mmap(file, MMap::ReadOnly);
5306             SHA1Summation sha1;
5307             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5308             if (!(springlist == sha1.Result()))
5309                 Finish_ = 3;
5310         }
5311     }
5312
5313     if (Finish_ < 2) {
5314         if (RestartSubstrate_)
5315             Finish_ = 2;
5316     }
5317
5318     RestartSubstrate_ = false;
5319
5320     switch (Finish_) {
5321         case 0: [progress_ setFinish:UCLocalize("RETURN_TO_CYDIA")]; break; /* XXX: Maybe UCLocalize("DONE")? */
5322         case 1: [progress_ setFinish:UCLocalize("CLOSE_CYDIA")]; break;
5323         case 2: [progress_ setFinish:UCLocalize("RESTART_SPRINGBOARD")]; break;
5324         case 3: [progress_ setFinish:UCLocalize("RELOAD_SPRINGBOARD")]; break;
5325         case 4: [progress_ setFinish:UCLocalize("REBOOT_DEVICE")]; break;
5326     }
5327
5328     UIProgressHUD *hud([delegate_ addProgressHUD]);
5329     [hud setText:UCLocalize("LOADING")];
5330     [self yieldToSelector:@selector(uicache)];
5331     [delegate_ removeProgressHUD:hud];
5332
5333     UpdateExternalStatus(Finish_ == 0 ? 0 : 2);
5334
5335     [progress_ setRunning:false];
5336     [self updateProgress];
5337
5338     [self applyRightButton];
5339 }
5340
5341 - (void) addProgressEvent:(CydiaProgressEvent *)event {
5342     [progress_ addEvent:event];
5343     [self updateProgress];
5344 }
5345
5346 - (bool) isProgressCancelled {
5347     return cancel_ == 2;
5348 }
5349
5350 - (void) cancel {
5351     cancel_ = 2;
5352     [self updateCancel];
5353 }
5354
5355 - (void) setCancellable:(bool)cancellable {
5356     unsigned cancel(cancel_);
5357
5358     if (!cancellable)
5359         cancel_ = 0;
5360     else if (cancel_ == 0)
5361         cancel_ = 1;
5362
5363     if (cancel != cancel_)
5364         [self updateCancel];
5365 }
5366
5367 - (void) setProgressCancellable:(NSNumber *)cancellable {
5368     [self setCancellable:[cancellable boolValue]];
5369 }
5370
5371 - (void) setProgressPercent:(NSNumber *)percent {
5372     [progress_ setPercent:[percent floatValue]];
5373     [self updateProgress];
5374 }
5375
5376 - (void) setProgressStatus:(NSDictionary *)status {
5377     if (status == nil) {
5378         [progress_ setCurrent:0];
5379         [progress_ setTotal:0];
5380         [progress_ setSpeed:0];
5381     } else {
5382         [progress_ setPercent:[[status objectForKey:@"Percent"] floatValue]];
5383
5384         [progress_ setCurrent:[[status objectForKey:@"Current"] floatValue]];
5385         [progress_ setTotal:[[status objectForKey:@"Total"] floatValue]];
5386         [progress_ setSpeed:[[status objectForKey:@"Speed"] floatValue]];
5387     }
5388
5389     [self updateProgress];
5390 }
5391
5392 @end
5393 /* }}} */
5394
5395 /* Package Cell {{{ */
5396 @interface PackageCell : CyteTableViewCell <
5397     CyteTableViewCellDelegate
5398 > {
5399     _H<UIImage> icon_;
5400     _H<NSString> name_;
5401     _H<NSString> description_;
5402     bool commercial_;
5403     _H<NSString> source_;
5404     _H<UIImage> badge_;
5405     _H<UIImage> placard_;
5406     bool summarized_;
5407 }
5408
5409 - (PackageCell *) init;
5410 - (void) setPackage:(Package *)package asSummary:(bool)summary;
5411
5412 - (void) drawContentRect:(CGRect)rect;
5413
5414 @end
5415
5416 @implementation PackageCell
5417
5418 - (PackageCell *) init {
5419     CGRect frame(CGRectMake(0, 0, 320, 74));
5420     if ((self = [super initWithFrame:frame reuseIdentifier:@"Package"]) != nil) {
5421         UIView *content([self contentView]);
5422         CGRect bounds([content bounds]);
5423
5424         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
5425         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5426         [content addSubview:content_];
5427
5428         [content_ setDelegate:self];
5429         [content_ setOpaque:YES];
5430     } return self;
5431 }
5432
5433 - (NSString *) accessibilityLabel {
5434     return [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), (id) name_, (id) description_];
5435 }
5436
5437 - (void) setPackage:(Package *)package asSummary:(bool)summary {
5438     summarized_ = summary;
5439
5440     icon_ = nil;
5441     name_ = nil;
5442     description_ = nil;
5443     source_ = nil;
5444     badge_ = nil;
5445     placard_ = nil;
5446
5447     if (package == nil)
5448         [content_ setBackgroundColor:[UIColor whiteColor]];
5449     else {
5450         [package parse];
5451
5452         Source *source = [package source];
5453
5454         icon_ = [package icon];
5455
5456         if (NSString *name = [package name])
5457             name_ = [NSString stringWithString:name];
5458
5459         NSString *description(nil);
5460
5461         if (description == nil && IsWildcat_)
5462             description = [package longDescription];
5463         if (description == nil)
5464             description = [package shortDescription];
5465
5466         if (description != nil)
5467             description_ = [NSString stringWithString:description];
5468
5469         commercial_ = [package isCommercial];
5470
5471         NSString *label = nil;
5472         bool trusted = false;
5473
5474         if (source != nil) {
5475             label = [source label];
5476             trusted = [source trusted];
5477         } else if ([[package id] isEqualToString:@"firmware"])
5478             label = UCLocalize("APPLE");
5479         else
5480             label = [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("UNKNOWN"), UCLocalize("LOCAL")];
5481
5482         NSString *from(label);
5483
5484         NSString *section = [package simpleSection];
5485         if (section != nil && ![section isEqualToString:label]) {
5486             section = [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
5487             from = [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), from, section];
5488         }
5489
5490         source_ = [NSString stringWithFormat:UCLocalize("FROM"), from];
5491
5492         if (NSString *purpose = [package primaryPurpose])
5493             badge_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Purposes/%@.png", App_, purpose]];
5494
5495         UIColor *color;
5496         NSString *placard;
5497
5498         if (NSString *mode = [package mode]) {
5499             if ([mode isEqualToString:@"REMOVE"] || [mode isEqualToString:@"PURGE"]) {
5500                 color = RemovingColor_;
5501                 //placard = @"removing";
5502             } else {
5503                 color = InstallingColor_;
5504                 //placard = @"installing";
5505             }
5506
5507             // XXX: the removing/installing placards are not @2x
5508             placard = nil;
5509         } else {
5510             color = [UIColor whiteColor];
5511
5512             if ([package installed] != nil)
5513                 placard = @"installed";
5514             else
5515                 placard = nil;
5516         }
5517
5518         [content_ setBackgroundColor:color];
5519
5520         if (placard != nil)
5521             placard_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/%@.png", App_, placard]];
5522     }
5523
5524     [self setNeedsDisplay];
5525     [content_ setNeedsDisplay];
5526 }
5527
5528 - (void) drawSummaryContentRect:(CGRect)rect {
5529     bool highlighted(highlighted_);
5530     float width([self bounds].size.width);
5531
5532     if (icon_ != nil) {
5533         CGRect rect;
5534         rect.size = [(UIImage *) icon_ size];
5535
5536         while (rect.size.width > 16 || rect.size.height > 16) {
5537             rect.size.width /= 2;
5538             rect.size.height /= 2;
5539         }
5540
5541         rect.origin.x = 18 - rect.size.width / 2;
5542         rect.origin.y = 18 - rect.size.height / 2;
5543
5544         [icon_ drawInRect:rect];
5545     }
5546
5547     if (badge_ != nil) {
5548         CGRect rect;
5549         rect.size = [(UIImage *) badge_ size];
5550
5551         rect.size.width /= 4;
5552         rect.size.height /= 4;
5553
5554         rect.origin.x = 23 - rect.size.width / 2;
5555         rect.origin.y = 23 - rect.size.height / 2;
5556
5557         [badge_ drawInRect:rect];
5558     }
5559
5560     if (highlighted)
5561         UISetColor(White_);
5562
5563     if (!highlighted)
5564         UISetColor(commercial_ ? Purple_ : Black_);
5565     [name_ drawAtPoint:CGPointMake(36, 8) forWidth:(width - (placard_ == nil ? 68 : 94)) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5566
5567     if (placard_ != nil)
5568         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
5569 }
5570
5571 - (void) drawNormalContentRect:(CGRect)rect {
5572     bool highlighted(highlighted_);
5573     float width([self bounds].size.width);
5574
5575     if (icon_ != nil) {
5576         CGRect rect;
5577         rect.size = [(UIImage *) icon_ size];
5578
5579         while (rect.size.width > 32 || rect.size.height > 32) {
5580             rect.size.width /= 2;
5581             rect.size.height /= 2;
5582         }
5583
5584         rect.origin.x = 25 - rect.size.width / 2;
5585         rect.origin.y = 25 - rect.size.height / 2;
5586
5587         [icon_ drawInRect:rect];
5588     }
5589
5590     if (badge_ != nil) {
5591         CGRect rect;
5592         rect.size = [(UIImage *) badge_ size];
5593
5594         rect.size.width /= 2;
5595         rect.size.height /= 2;
5596
5597         rect.origin.x = 36 - rect.size.width / 2;
5598         rect.origin.y = 36 - rect.size.height / 2;
5599
5600         [badge_ drawInRect:rect];
5601     }
5602
5603     if (highlighted)
5604         UISetColor(White_);
5605
5606     if (!highlighted)
5607         UISetColor(commercial_ ? Purple_ : Black_);
5608     [name_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - (placard_ == nil ? 80 : 106)) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5609     [source_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
5610
5611     if (!highlighted)
5612         UISetColor(commercial_ ? Purplish_ : Gray_);
5613     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:(width - 46) withFont:Font14_ lineBreakMode:UILineBreakModeTailTruncation];
5614
5615     if (placard_ != nil)
5616         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
5617 }
5618
5619 - (void) drawContentRect:(CGRect)rect {
5620     if (summarized_)
5621         [self drawSummaryContentRect:rect];
5622     else
5623         [self drawNormalContentRect:rect];
5624 }
5625
5626 @end
5627 /* }}} */
5628 /* Section Cell {{{ */
5629 @interface SectionCell : CyteTableViewCell <
5630     CyteTableViewCellDelegate
5631 > {
5632     _H<NSString> basic_;
5633     _H<NSString> section_;
5634     _H<NSString> name_;
5635     _H<NSString> count_;
5636     _H<UIImage> icon_;
5637     _H<UISwitch> switch_;
5638     BOOL editing_;
5639 }
5640
5641 - (void) setSection:(Section *)section editing:(BOOL)editing;
5642
5643 @end
5644
5645 @implementation SectionCell
5646
5647 - (id) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
5648     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
5649         icon_ = [UIImage applicationImageNamed:@"folder.png"];
5650         switch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(218, 9, 60, 25)] autorelease];
5651         [switch_ addTarget:self action:@selector(onSwitch:) forEvents:UIControlEventValueChanged];
5652
5653         UIView *content([self contentView]);
5654         CGRect bounds([content bounds]);
5655
5656         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
5657         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5658         [content addSubview:content_];
5659         [content_ setBackgroundColor:[UIColor whiteColor]];
5660
5661         [content_ setDelegate:self];
5662     } return self;
5663 }
5664
5665 - (void) onSwitch:(id)sender {
5666     NSMutableDictionary *metadata([Sections_ objectForKey:basic_]);
5667     if (metadata == nil) {
5668         metadata = [NSMutableDictionary dictionaryWithCapacity:2];
5669         [Sections_ setObject:metadata forKey:basic_];
5670     }
5671
5672     [metadata setObject:[NSNumber numberWithBool:([switch_ isOn] == NO)] forKey:@"Hidden"];
5673     Changed_ = true;
5674 }
5675
5676 - (void) setSection:(Section *)section editing:(BOOL)editing {
5677     if (editing != editing_) {
5678         if (editing_)
5679             [switch_ removeFromSuperview];
5680         else
5681             [self addSubview:switch_];
5682         editing_ = editing;
5683     }
5684
5685     basic_ = nil;
5686     section_ = nil;
5687     name_ = nil;
5688     count_ = nil;
5689
5690     if (section == nil) {
5691         name_ = UCLocalize("ALL_PACKAGES");
5692         count_ = nil;
5693     } else {
5694         basic_ = [section name];
5695         section_ = [section localized];
5696
5697         name_  = section_ == nil || [section_ length] == 0 ? UCLocalize("NO_SECTION") : (NSString *) section_;
5698         count_ = [NSString stringWithFormat:@"%d", [section count]];
5699
5700         if (editing_)
5701             [switch_ setOn:(isSectionVisible(basic_) ? 1 : 0) animated:NO];
5702     }
5703
5704     [self setAccessoryType:editing ? UITableViewCellAccessoryNone : UITableViewCellAccessoryDisclosureIndicator];
5705     [self setSelectionStyle:editing ? UITableViewCellSelectionStyleNone : UITableViewCellSelectionStyleBlue];
5706
5707     [content_ setNeedsDisplay];
5708 }
5709
5710 - (void) setFrame:(CGRect)frame {
5711     [super setFrame:frame];
5712
5713     CGRect rect([switch_ frame]);
5714     [switch_ setFrame:CGRectMake(frame.size.width - 102, 9, rect.size.width, rect.size.height)];
5715 }
5716
5717 - (NSString *) accessibilityLabel {
5718     return name_;
5719 }
5720
5721 - (void) drawContentRect:(CGRect)rect {
5722     bool highlighted(highlighted_ && !editing_);
5723
5724     [icon_ drawInRect:CGRectMake(8, 7, 32, 32)];
5725
5726     if (highlighted)
5727         UISetColor(White_);
5728
5729     float width(rect.size.width);
5730     if (editing_)
5731         width -= 87;
5732
5733     if (!highlighted)
5734         UISetColor(Black_);
5735     [name_ drawAtPoint:CGPointMake(48, 9) forWidth:(width - 70) withFont:Font22Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5736
5737     CGSize size = [count_ sizeWithFont:Font14_];
5738
5739     UISetColor(White_);
5740     if (count_ != nil)
5741         [count_ drawAtPoint:CGPointMake(13 + (29 - size.width) / 2, 16) withFont:Font12Bold_];
5742 }
5743
5744 @end
5745 /* }}} */
5746
5747 /* File Table {{{ */
5748 @interface FileTable : CyteViewController <
5749     UITableViewDataSource,
5750     UITableViewDelegate
5751 > {
5752     _transient Database *database_;
5753     _H<Package> package_;
5754     _H<NSString> name_;
5755     _H<NSMutableArray> files_;
5756     _H<UITableView, 2> list_;
5757 }
5758
5759 - (id) initWithDatabase:(Database *)database;
5760 - (void) setPackage:(Package *)package;
5761
5762 @end
5763
5764 @implementation FileTable
5765
5766 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
5767     return files_ == nil ? 0 : [files_ count];
5768 }
5769
5770 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
5771     return 24.0f;
5772 }*/
5773
5774 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
5775     static NSString *reuseIdentifier = @"Cell";
5776
5777     UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
5778     if (cell == nil) {
5779         cell = [[[UITableViewCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
5780         [cell setFont:[UIFont systemFontOfSize:16]];
5781     }
5782     [cell setText:[files_ objectAtIndex:indexPath.row]];
5783     [cell setSelectionStyle:UITableViewCellSelectionStyleNone];
5784
5785     return cell;
5786 }
5787
5788 - (NSURL *) navigationURL {
5789     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/files", [package_ id]]];
5790 }
5791
5792 - (void) loadView {
5793     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease];
5794     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5795     [list_ setRowHeight:24.0f];
5796     [(UITableView *) list_ setDataSource:self];
5797     [list_ setDelegate:self];
5798     [self setView:list_];
5799 }
5800
5801 - (void) viewDidLoad {
5802     [super viewDidLoad];
5803
5804     [[self navigationItem] setTitle:UCLocalize("INSTALLED_FILES")];
5805 }
5806
5807 - (void) releaseSubviews {
5808     list_ = nil;
5809
5810     package_ = nil;
5811     files_ = nil;
5812
5813     [super releaseSubviews];
5814 }
5815
5816 - (id) initWithDatabase:(Database *)database {
5817     if ((self = [super init]) != nil) {
5818         database_ = database;
5819     } return self;
5820 }
5821
5822 - (void) setPackage:(Package *)package {
5823     package_ = nil;
5824     name_ = nil;
5825
5826     files_ = [NSMutableArray arrayWithCapacity:32];
5827
5828     if (package != nil) {
5829         package_ = package;
5830         name_ = [package id];
5831
5832         if (NSArray *files = [package files])
5833             [files_ addObjectsFromArray:files];
5834
5835         if ([files_ count] != 0) {
5836             if ([[files_ objectAtIndex:0] isEqualToString:@"/."])
5837                 [files_ removeObjectAtIndex:0];
5838             [files_ sortUsingSelector:@selector(compareByPath:)];
5839
5840             NSMutableArray *stack = [NSMutableArray arrayWithCapacity:8];
5841             [stack addObject:@"/"];
5842
5843             for (int i(0), e([files_ count]); i != e; ++i) {
5844                 NSString *file = [files_ objectAtIndex:i];
5845                 while (![file hasPrefix:[stack lastObject]])
5846                     [stack removeLastObject];
5847                 NSString *directory = [stack lastObject];
5848                 [stack addObject:[file stringByAppendingString:@"/"]];
5849                 [files_ replaceObjectAtIndex:i withObject:[NSString stringWithFormat:@"%*s%@",
5850                     ([stack count] - 2) * 3, "",
5851                     [file substringFromIndex:[directory length]]
5852                 ]];
5853             }
5854         }
5855     }
5856
5857     [list_ reloadData];
5858 }
5859
5860 - (void) reloadData {
5861     [super reloadData];
5862
5863     [self setPackage:[database_ packageWithName:name_]];
5864 }
5865
5866 @end
5867 /* }}} */
5868 /* Package Controller {{{ */
5869 @interface CYPackageController : CydiaWebViewController <
5870     UIActionSheetDelegate
5871 > {
5872     _transient Database *database_;
5873     _H<Package> package_;
5874     _H<NSString> name_;
5875     bool commercial_;
5876     _H<NSMutableArray> buttons_;
5877     _H<UIBarButtonItem> button_;
5878 }
5879
5880 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name;
5881
5882 @end
5883
5884 @implementation CYPackageController
5885
5886 - (NSURL *) navigationURL {
5887     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@", (id) name_]];
5888 }
5889
5890 /* XXX: this is not safe at all... localization of /fail/ */
5891 - (void) _clickButtonWithName:(NSString *)name {
5892     if ([name isEqualToString:UCLocalize("CLEAR")])
5893         [delegate_ clearPackage:package_];
5894     else if ([name isEqualToString:UCLocalize("INSTALL")])
5895         [delegate_ installPackage:package_];
5896     else if ([name isEqualToString:UCLocalize("REINSTALL")])
5897         [delegate_ installPackage:package_];
5898     else if ([name isEqualToString:UCLocalize("REMOVE")])
5899         [delegate_ removePackage:package_];
5900     else if ([name isEqualToString:UCLocalize("UPGRADE")])
5901         [delegate_ installPackage:package_];
5902     else _assert(false);
5903 }
5904
5905 - (void) actionSheet:(UIActionSheet *)sheet clickedButtonAtIndex:(NSInteger)button {
5906     NSString *context([sheet context]);
5907
5908     if ([context isEqualToString:@"modify"]) {
5909         if (button != [sheet cancelButtonIndex]) {
5910             NSString *buttonName = [buttons_ objectAtIndex:button];
5911             [self _clickButtonWithName:buttonName];
5912         }
5913
5914         [sheet dismissWithClickedButtonIndex:-1 animated:YES];
5915     }
5916 }
5917
5918 - (bool) _allowJavaScriptPanel {
5919     return commercial_;
5920 }
5921
5922 #if !AlwaysReload
5923 - (void) _customButtonClicked {
5924     int count([buttons_ count]);
5925     if (count == 0)
5926         return;
5927
5928     if (count == 1)
5929         [self _clickButtonWithName:[buttons_ objectAtIndex:0]];
5930     else {
5931         NSMutableArray *buttons = [NSMutableArray arrayWithCapacity:count];
5932         [buttons addObjectsFromArray:buttons_];
5933
5934         UIActionSheet *sheet = [[[UIActionSheet alloc]
5935             initWithTitle:nil
5936             delegate:self
5937             cancelButtonTitle:nil
5938             destructiveButtonTitle:nil
5939             otherButtonTitles:nil
5940         ] autorelease];
5941
5942         for (NSString *button in buttons) [sheet addButtonWithTitle:button];
5943         if (!IsWildcat_) {
5944            [sheet addButtonWithTitle:UCLocalize("CANCEL")];
5945            [sheet setCancelButtonIndex:[sheet numberOfButtons] - 1];
5946         }
5947         [sheet setContext:@"modify"];
5948
5949         [delegate_ showActionSheet:sheet fromItem:[[self navigationItem] rightBarButtonItem]];
5950     }
5951 }
5952
5953 // We don't want to allow non-commercial packages to do custom things to the install button,
5954 // so it must call customButtonClicked with a custom commercial_ == 1 fallthrough.
5955 - (void) customButtonClicked {
5956     if (commercial_)
5957         [super customButtonClicked];
5958     else
5959         [self _customButtonClicked];
5960 }
5961
5962 - (void) reloadButtonClicked {
5963     // Don't reload a commerical package by tapping the loading button,
5964     // but if it's not an Install button, we should forward it on.
5965     if (![package_ uninstalled])
5966         [self _customButtonClicked];
5967 }
5968
5969 - (void) applyLoadingTitle {
5970     // Don't show "Loading" as the title. Ever.
5971 }
5972
5973 - (UIBarButtonItem *) rightButton {
5974     return button_;
5975 }
5976 #endif
5977
5978 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name {
5979     if ((self = [super init]) != nil) {
5980         database_ = database;
5981         buttons_ = [NSMutableArray arrayWithCapacity:4];
5982         name_ = name == nil ? @"" : [NSString stringWithString:name];
5983         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/package/%@", UI_, (id) name_]]];
5984     } return self;
5985 }
5986
5987 - (void) reloadData {
5988     [super reloadData];
5989
5990     package_ = [database_ packageWithName:name_];
5991
5992     [buttons_ removeAllObjects];
5993
5994     if (package_ != nil) {
5995         [(Package *) package_ parse];
5996
5997         commercial_ = [package_ isCommercial];
5998
5999         if ([package_ mode] != nil)
6000             [buttons_ addObject:UCLocalize("CLEAR")];
6001         if ([package_ source] == nil);
6002         else if ([package_ upgradableAndEssential:NO])
6003             [buttons_ addObject:UCLocalize("UPGRADE")];
6004         else if ([package_ uninstalled])
6005             [buttons_ addObject:UCLocalize("INSTALL")];
6006         else
6007             [buttons_ addObject:UCLocalize("REINSTALL")];
6008         if (![package_ uninstalled])
6009             [buttons_ addObject:UCLocalize("REMOVE")];
6010     }
6011
6012     NSString *title;
6013     switch ([buttons_ count]) {
6014         case 0: title = nil; break;
6015         case 1: title = [buttons_ objectAtIndex:0]; break;
6016         default: title = UCLocalize("MODIFY"); break;
6017     }
6018
6019     button_ = [[[UIBarButtonItem alloc]
6020         initWithTitle:title
6021         style:UIBarButtonItemStylePlain
6022         target:self
6023         action:@selector(customButtonClicked)
6024     ] autorelease];
6025 }
6026
6027 - (bool) isLoading {
6028     return commercial_ ? [super isLoading] : false;
6029 }
6030
6031 @end
6032 /* }}} */
6033
6034 /* Package List Controller {{{ */
6035 @interface PackageListController : CyteViewController <
6036     UITableViewDataSource,
6037     UITableViewDelegate
6038 > {
6039     _transient Database *database_;
6040     unsigned era_;
6041     _H<NSArray> packages_;
6042     _H<NSMutableArray> sections_;
6043     _H<UITableView, 2> list_;
6044     _H<NSMutableArray> index_;
6045     _H<NSMutableDictionary> indices_;
6046     _H<NSString> title_;
6047     unsigned reloading_;
6048 }
6049
6050 - (id) initWithDatabase:(Database *)database title:(NSString *)title;
6051 - (void) setDelegate:(id)delegate;
6052 - (void) resetCursor;
6053 - (void) clearData;
6054
6055 @end
6056
6057 @implementation PackageListController
6058
6059 - (bool) isSummarized {
6060     return false;
6061 }
6062
6063 - (bool) showsSections {
6064     return true;
6065 }
6066
6067 - (void) deselectWithAnimation:(BOOL)animated {
6068     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
6069 }
6070
6071 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration curve:(UIViewAnimationCurve)curve {
6072     CGRect base = [[self view] bounds];
6073     base.size.height -= bounds.size.height;
6074     base.origin = [list_ frame].origin;
6075
6076     [UIView beginAnimations:nil context:NULL];
6077     [UIView setAnimationBeginsFromCurrentState:YES];
6078     [UIView setAnimationCurve:curve];
6079     [UIView setAnimationDuration:duration];
6080     [list_ setFrame:base];
6081     [UIView commitAnimations];
6082 }
6083
6084 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration {
6085     [self resizeForKeyboardBounds:bounds duration:duration curve:UIViewAnimationCurveLinear];
6086 }
6087
6088 - (void) resizeForKeyboardBounds:(CGRect)bounds {
6089     [self resizeForKeyboardBounds:bounds duration:0];
6090 }
6091
6092 - (void) getKeyboardCurve:(UIViewAnimationCurve *)curve duration:(NSTimeInterval *)duration forNotification:(NSNotification *)notification {
6093     if (&UIKeyboardAnimationCurveUserInfoKey == NULL)
6094         *curve = UIViewAnimationCurveEaseInOut;
6095     else
6096         [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:curve];
6097
6098     if (&UIKeyboardAnimationDurationUserInfoKey == NULL)
6099         *duration = 0.3;
6100     else
6101         [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:duration];
6102 }
6103
6104 - (void) keyboardWillShow:(NSNotification *)notification {
6105     CGRect bounds;
6106     CGPoint center;
6107     [[[notification userInfo] objectForKey:UIKeyboardBoundsUserInfoKey] getValue:&bounds];
6108     [[[notification userInfo] objectForKey:UIKeyboardCenterEndUserInfoKey] getValue:&center];
6109
6110     NSTimeInterval duration;
6111     UIViewAnimationCurve curve;
6112     [self getKeyboardCurve:&curve duration:&duration forNotification:notification];
6113
6114     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);
6115     UIViewController *base = self;
6116     while ([base parentViewController] != nil)
6117         base = [base parentViewController];
6118     CGRect viewframe = [[base view] convertRect:[list_ frame] fromView:[list_ superview]];
6119     CGRect intersection = CGRectIntersection(viewframe, kbframe);
6120
6121     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
6122         intersection.size.height += CYStatusBarHeight();
6123
6124     [self resizeForKeyboardBounds:intersection duration:duration curve:curve];
6125 }
6126
6127 - (void) keyboardWillHide:(NSNotification *)notification {
6128     NSTimeInterval duration;
6129     UIViewAnimationCurve curve;
6130     [self getKeyboardCurve:&curve duration:&duration forNotification:notification];
6131
6132     [self resizeForKeyboardBounds:CGRectZero duration:duration curve:curve];
6133 }
6134
6135 - (void) viewWillAppear:(BOOL)animated {
6136     [super viewWillAppear:animated];
6137
6138     [self resizeForKeyboardBounds:CGRectZero];
6139     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillShow:) name:UIKeyboardWillShowNotification object:nil];
6140     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillHide:) name:UIKeyboardWillHideNotification object:nil];
6141 }
6142
6143 - (void) viewWillDisappear:(BOOL)animated {
6144     [super viewWillDisappear:animated];
6145
6146     [self resizeForKeyboardBounds:CGRectZero];
6147     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillShowNotification object:nil];
6148     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillHideNotification object:nil];
6149 }
6150
6151 - (void) viewDidAppear:(BOOL)animated {
6152     [super viewDidAppear:animated];
6153     [self deselectWithAnimation:animated];
6154 }
6155
6156 - (void) didSelectPackage:(Package *)package {
6157     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id]] autorelease]);
6158     [view setDelegate:delegate_];
6159     [[self navigationController] pushViewController:view animated:YES];
6160 }
6161
6162 #if TryIndexedCollation
6163 + (BOOL) hasIndexedCollation {
6164     return NO; // XXX: objc_getClass("UILocalizedIndexedCollation") != nil;
6165 }
6166 #endif
6167
6168 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
6169     NSInteger count([sections_ count]);
6170     return count == 0 ? 1 : count;
6171 }
6172
6173 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
6174     if ([sections_ count] == 0 || [[sections_ objectAtIndex:section] count] == 0)
6175         return nil;
6176     return [[sections_ objectAtIndex:section] name];
6177 }
6178
6179 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
6180     if ([sections_ count] == 0)
6181         return 0;
6182     return [[sections_ objectAtIndex:section] count];
6183 }
6184
6185 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
6186 @synchronized (database_) {
6187     if ([database_ era] != era_)
6188         return nil;
6189
6190     Section *section([sections_ objectAtIndex:[path section]]);
6191     NSInteger row([path row]);
6192     Package *package([packages_ objectAtIndex:([section row] + row)]);
6193     return [[package retain] autorelease];
6194 } }
6195
6196 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
6197     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
6198     if (cell == nil)
6199         cell = [[[PackageCell alloc] init] autorelease];
6200
6201     Package *package([database_ packageWithName:[[self packageAtIndexPath:path] id]]);
6202     [cell setPackage:package asSummary:[self isSummarized]];
6203     return cell;
6204 }
6205
6206 - (void) tableView:(UITableView *)table didSelectRowAtIndexPath:(NSIndexPath *)path {
6207     Package *package([self packageAtIndexPath:path]);
6208     package = [database_ packageWithName:[package id]];
6209     [self didSelectPackage:package];
6210 }
6211
6212 - (NSArray *) sectionIndexTitlesForTableView:(UITableView *)tableView {
6213     if (![self showsSections])
6214         return nil;
6215
6216     return index_;
6217 }
6218
6219 - (NSInteger) tableView:(UITableView *)tableView sectionForSectionIndexTitle:(NSString *)title atIndex:(NSInteger)index {
6220 #if TryIndexedCollation
6221     if ([[self class] hasIndexedCollation]) {
6222         return [[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionForSectionIndexTitleAtIndex:index];
6223     }
6224 #endif
6225
6226     return index;
6227 }
6228
6229 - (void) updateHeight {
6230     [list_ setRowHeight:([self isSummarized] ? 38 : 73)];
6231 }
6232
6233 - (id) initWithDatabase:(Database *)database title:(NSString *)title {
6234     if ((self = [super init]) != nil) {
6235         database_ = database;
6236         title_ = [title copy];
6237         [[self navigationItem] setTitle:title_];
6238     } return self;
6239 }
6240
6241 - (void) loadView {
6242     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
6243     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
6244     [self setView:view];
6245
6246     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain] autorelease];
6247     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6248     [view addSubview:list_];
6249
6250     // XXX: is 20 the most optimal number here?
6251     [list_ setSectionIndexMinimumDisplayRowCount:20];
6252
6253     [(UITableView *) list_ setDataSource:self];
6254     [list_ setDelegate:self];
6255
6256     [self updateHeight];
6257 }
6258
6259 - (void) releaseSubviews {
6260     list_ = nil;
6261
6262     packages_ = nil;
6263     sections_ = nil;
6264     index_ = nil;
6265     indices_ = nil;
6266
6267     [super releaseSubviews];
6268 }
6269
6270 - (void) setDelegate:(id)delegate {
6271     delegate_ = delegate;
6272 }
6273
6274 - (bool) shouldYield {
6275     return false;
6276 }
6277
6278 - (bool) shouldBlock {
6279     return false;
6280 }
6281
6282 - (NSMutableArray *) _reloadPackages {
6283 @synchronized (database_) {
6284     era_ = [database_ era];
6285     NSArray *packages([database_ packages]);
6286
6287     return [NSMutableArray arrayWithArray:packages];
6288 } }
6289
6290 - (void) _reloadData {
6291     if (reloading_ != 0) {
6292         reloading_ = 2;
6293         return;
6294     }
6295
6296     NSArray *packages;
6297
6298   reload:
6299     if ([self shouldYield]) {
6300         do {
6301             UIProgressHUD *hud;
6302
6303             if (![self shouldBlock])
6304                 hud = nil;
6305             else {
6306                 hud = [delegate_ addProgressHUD];
6307                 [hud setText:UCLocalize("LOADING")];
6308             }
6309
6310             reloading_ = 1;
6311             packages = [self yieldToSelector:@selector(_reloadPackages)];
6312
6313             if (hud != nil)
6314                 [delegate_ removeProgressHUD:hud];
6315         } while (reloading_ == 2);
6316     } else {
6317         packages = [self _reloadPackages];
6318     }
6319
6320 @synchronized (database_) {
6321     if (era_ != [database_ era])
6322         goto reload;
6323     reloading_ = 0;
6324
6325     packages_ = packages;
6326
6327     indices_ = [NSMutableDictionary dictionaryWithCapacity:32];
6328     sections_ = [NSMutableArray arrayWithCapacity:16];
6329
6330     Section *section = nil;
6331
6332 #if TryIndexedCollation
6333     if ([[self class] hasIndexedCollation]) {
6334         index_ = [[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionIndexTitles];
6335
6336         id collation = [objc_getClass("UILocalizedIndexedCollation") currentCollation];
6337         NSArray *titles = [collation sectionIndexTitles];
6338         int secidx = -1;
6339
6340         _profile(PackageTable$reloadData$Section)
6341             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6342                 Package *package;
6343                 int index;
6344
6345                 _profile(PackageTable$reloadData$Section$Package)
6346                     package = [packages_ objectAtIndex:offset];
6347                     index = [collation sectionForObject:package collationStringSelector:@selector(name)];
6348                 _end
6349
6350                 while (secidx < index) {
6351                     secidx += 1;
6352
6353                     _profile(PackageTable$reloadData$Section$Allocate)
6354                         section = [[[Section alloc] initWithName:[titles objectAtIndex:secidx] row:offset localize:NO] autorelease];
6355                     _end
6356
6357                     _profile(PackageTable$reloadData$Section$Add)
6358                         [sections_ addObject:section];
6359                     _end
6360                 }
6361
6362                 [section addToCount];
6363             }
6364         _end
6365     } else
6366 #endif
6367     {
6368         index_ = [NSMutableArray arrayWithCapacity:32];
6369
6370         bool sectioned([self showsSections]);
6371         if (!sectioned) {
6372             section = [[[Section alloc] initWithName:nil localize:false] autorelease];
6373             [sections_ addObject:section];
6374         }
6375
6376         _profile(PackageTable$reloadData$Section)
6377             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6378                 Package *package;
6379                 unichar index;
6380
6381                 _profile(PackageTable$reloadData$Section$Package)
6382                     package = [packages_ objectAtIndex:offset];
6383                     index = [package index];
6384                 _end
6385
6386                 if (sectioned && (section == nil || [section index] != index)) {
6387                     _profile(PackageTable$reloadData$Section$Allocate)
6388                         section = [[[Section alloc] initWithIndex:index row:offset] autorelease];
6389                     _end
6390
6391                     [index_ addObject:[section name]];
6392                     //[indices_ setObject:[NSNumber numberForInt:[sections_ count]] forKey:index];
6393
6394                     _profile(PackageTable$reloadData$Section$Add)
6395                         [sections_ addObject:section];
6396                     _end
6397                 }
6398
6399                 [section addToCount];
6400             }
6401         _end
6402     }
6403
6404     [self updateHeight];
6405
6406     _profile(PackageTable$reloadData$List)
6407         [(UITableView *) list_ setDataSource:self];
6408         [list_ reloadData];
6409     _end
6410 } }
6411
6412 - (void) reloadData {
6413     [super reloadData];
6414
6415     if ([self shouldYield])
6416         [self performSelector:@selector(_reloadData) withObject:nil afterDelay:0];
6417     else
6418         [self _reloadData];
6419 }
6420
6421 - (void) resetCursor {
6422     [list_ scrollRectToVisible:CGRectMake(0, 0, 1, 1) animated:NO];
6423 }
6424
6425 - (void) clearData {
6426     [self updateHeight];
6427
6428     [list_ setDataSource:nil];
6429     [list_ reloadData];
6430
6431     [self resetCursor];
6432 }
6433
6434 @end
6435 /* }}} */
6436 /* Filtered Package List Controller {{{ */
6437 @interface FilteredPackageListController : PackageListController {
6438     SEL filter_;
6439     IMP imp_;
6440     _H<NSObject> object_;
6441 }
6442
6443 - (void) setObject:(id)object;
6444 - (void) setObject:(id)object forFilter:(SEL)filter;
6445
6446 - (SEL) filter;
6447 - (void) setFilter:(SEL)filter;
6448
6449 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object;
6450
6451 @end
6452
6453 @implementation FilteredPackageListController
6454
6455 - (SEL) filter {
6456     return filter_;
6457 }
6458
6459 - (void) setFilter:(SEL)filter {
6460 @synchronized (self) {
6461     filter_ = filter;
6462
6463     /* XXX: this is an unsafe optimization of doomy hell */
6464     Method method(class_getInstanceMethod([Package class], filter));
6465     _assert(method != NULL);
6466     imp_ = method_getImplementation(method);
6467     _assert(imp_ != NULL);
6468 } }
6469
6470 - (void) setObject:(id)object {
6471 @synchronized (self) {
6472     object_ = object;
6473 } }
6474
6475 - (void) setObject:(id)object forFilter:(SEL)filter {
6476 @synchronized (self) {
6477     [self setFilter:filter];
6478     [self setObject:object];
6479 } }
6480
6481 - (NSMutableArray *) _reloadPackages {
6482 @synchronized (database_) {
6483     era_ = [database_ era];
6484     NSArray *packages([database_ packages]);
6485
6486     NSMutableArray *filtered([NSMutableArray arrayWithCapacity:[packages count]]);
6487
6488     IMP imp;
6489     SEL filter;
6490     _H<NSObject> object;
6491
6492     @synchronized (self) {
6493         imp = imp_;
6494         filter = filter_;
6495         object = object_;
6496     }
6497
6498     _profile(PackageTable$reloadData$Filter)
6499         for (Package *package in packages)
6500             if ([package valid] && (*reinterpret_cast<bool (*)(id, SEL, id)>(imp))(package, filter, object))
6501                 [filtered addObject:package];
6502     _end
6503
6504     return filtered;
6505 } }
6506
6507 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object {
6508     if ((self = [super initWithDatabase:database title:title]) != nil) {
6509         [self setFilter:filter];
6510         [self setObject:object];
6511     } return self;
6512 }
6513
6514 @end
6515 /* }}} */
6516
6517 /* Home Controller {{{ */
6518 @interface HomeController : CydiaWebViewController {
6519 }
6520
6521 @end
6522
6523 @implementation HomeController
6524
6525 - (id) init {
6526     if ((self = [super init]) != nil) {
6527         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/home/", UI_]]];
6528         [self reloadData];
6529     } return self;
6530 }
6531
6532 - (NSURL *) navigationURL {
6533     return [NSURL URLWithString:@"cydia://home"];
6534 }
6535
6536 - (void) aboutButtonClicked {
6537     UIAlertView *alert([[[UIAlertView alloc] init] autorelease]);
6538
6539     [alert setTitle:UCLocalize("ABOUT_CYDIA")];
6540     [alert addButtonWithTitle:UCLocalize("CLOSE")];
6541     [alert setCancelButtonIndex:0];
6542
6543     [alert setMessage:
6544         @"Copyright \u00a9 2008-2011\n"
6545         "SaurikIT, LLC\n"
6546         "\n"
6547         "Jay Freeman (saurik)\n"
6548         "saurik@saurik.com\n"
6549         "http://www.saurik.com/"
6550     ];
6551
6552     [alert show];
6553 }
6554
6555 - (UIBarButtonItem *) leftButton {
6556     return [[[UIBarButtonItem alloc]
6557         initWithTitle:UCLocalize("ABOUT")
6558         style:UIBarButtonItemStylePlain
6559         target:self
6560         action:@selector(aboutButtonClicked)
6561     ] autorelease];
6562 }
6563
6564 @end
6565 /* }}} */
6566 /* Manage Controller {{{ */
6567 @interface ManageController : CydiaWebViewController {
6568 }
6569
6570 - (void) queueStatusDidChange;
6571
6572 @end
6573
6574 @implementation ManageController
6575
6576 - (id) init {
6577     if ((self = [super init]) != nil) {
6578         [self setURL:[NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"manage" ofType:@"html"]]];
6579     } return self;
6580 }
6581
6582 - (NSURL *) navigationURL {
6583     return [NSURL URLWithString:@"cydia://manage"];
6584 }
6585
6586 - (UIBarButtonItem *) leftButton {
6587     return [[[UIBarButtonItem alloc]
6588         initWithTitle:UCLocalize("SETTINGS")
6589         style:UIBarButtonItemStylePlain
6590         target:self
6591         action:@selector(settingsButtonClicked)
6592     ] autorelease];
6593 }
6594
6595 - (void) settingsButtonClicked {
6596     [delegate_ showSettings];
6597 }
6598
6599 - (void) queueButtonClicked {
6600     [delegate_ queue];
6601 }
6602
6603 - (UIBarButtonItem *) rightButton {
6604     return Queuing_ ? [[[UIBarButtonItem alloc]
6605         initWithTitle:UCLocalize("QUEUE")
6606         style:UIBarButtonItemStyleDone
6607         target:self
6608         action:@selector(queueButtonClicked)
6609     ] autorelease] : nil;
6610 }
6611
6612 - (void) queueStatusDidChange {
6613     [self applyRightButton];
6614 }
6615
6616 - (bool) isLoading {
6617     return !Queuing_ && [super isLoading];
6618 }
6619
6620 @end
6621 /* }}} */
6622
6623 /* Refresh Bar {{{ */
6624 @interface RefreshBar : UINavigationBar {
6625     _H<UIProgressIndicator> indicator_;
6626     _H<UITextLabel> prompt_;
6627     _H<UIProgressBar> progress_;
6628     _H<UINavigationButton> cancel_;
6629 }
6630
6631 @end
6632
6633 @implementation RefreshBar
6634
6635 - (void) positionViews {
6636     CGRect frame = [cancel_ frame];
6637     frame.size = [cancel_ sizeThatFits:frame.size];
6638     frame.origin.x = [self frame].size.width - frame.size.width - 5;
6639     frame.origin.y = ([self frame].size.height - frame.size.height) / 2;
6640     [cancel_ setFrame:frame];
6641
6642     CGSize prgsize = {75, 100};
6643     CGRect prgrect = {{
6644         [self frame].size.width - prgsize.width - 10,
6645         ([self frame].size.height - prgsize.height) / 2
6646     } , prgsize};
6647     [progress_ setFrame:prgrect];
6648
6649     CGSize indsize([UIProgressIndicator defaultSizeForStyle:[indicator_ activityIndicatorViewStyle]]);
6650     unsigned indoffset = ([self frame].size.height - indsize.height) / 2;
6651     CGRect indrect = {{indoffset, indoffset}, indsize};
6652     [indicator_ setFrame:indrect];
6653
6654     CGSize prmsize = {215, indsize.height + 4};
6655     CGRect prmrect = {{
6656         indoffset * 2 + indsize.width,
6657         unsigned([self frame].size.height - prmsize.height) / 2 - 1
6658     }, prmsize};
6659     [prompt_ setFrame:prmrect];
6660 }
6661
6662 - (void) setFrame:(CGRect)frame {
6663     [super setFrame:frame];
6664     [self positionViews];
6665 }
6666
6667 - (id) initWithFrame:(CGRect)frame delegate:(id)delegate {
6668     if ((self = [super initWithFrame:frame]) != nil) {
6669         [self setAutoresizingMask:UIViewAutoresizingFlexibleWidth];
6670
6671         [self setBarStyle:UIBarStyleBlack];
6672
6673         UIBarStyle barstyle([self _barStyle:NO]);
6674         bool ugly(barstyle == UIBarStyleDefault);
6675
6676         UIProgressIndicatorStyle style = ugly ?
6677             UIProgressIndicatorStyleMediumBrown :
6678             UIProgressIndicatorStyleMediumWhite;
6679
6680         indicator_ = [[[UIProgressIndicator alloc] initWithFrame:CGRectZero] autorelease];
6681         [(UIProgressIndicator *) indicator_ setStyle:style];
6682         [indicator_ startAnimation];
6683         [self addSubview:indicator_];
6684
6685         prompt_ = [[[UITextLabel alloc] initWithFrame:CGRectZero] autorelease];
6686         [prompt_ setColor:[UIColor colorWithCGColor:(ugly ? Blueish_ : Off_)]];
6687         [prompt_ setBackgroundColor:[UIColor clearColor]];
6688         [prompt_ setFont:[UIFont systemFontOfSize:15]];
6689         [self addSubview:prompt_];
6690
6691         progress_ = [[[UIProgressBar alloc] initWithFrame:CGRectZero] autorelease];
6692         [progress_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleLeftMargin];
6693         [(UIProgressBar *) progress_ setStyle:0];
6694         [self addSubview:progress_];
6695
6696         cancel_ = [[[UINavigationButton alloc] initWithTitle:UCLocalize("CANCEL") style:UINavigationButtonStyleHighlighted] autorelease];
6697         [cancel_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
6698         [cancel_ addTarget:delegate action:@selector(cancelPressed) forControlEvents:UIControlEventTouchUpInside];
6699         [cancel_ setBarStyle:barstyle];
6700
6701         [self positionViews];
6702     } return self;
6703 }
6704
6705 - (void) setCancellable:(bool)cancellable {
6706     if (cancellable)
6707         [self addSubview:cancel_];
6708     else
6709         [cancel_ removeFromSuperview];
6710 }
6711
6712 - (void) start {
6713     [prompt_ setText:UCLocalize("UPDATING_DATABASE")];
6714     [progress_ setProgress:0];
6715 }
6716
6717 - (void) stop {
6718     [self setCancellable:NO];
6719 }
6720
6721 - (void) setPrompt:(NSString *)prompt {
6722     [prompt_ setText:prompt];
6723 }
6724
6725 - (void) setProgress:(float)progress {
6726     [progress_ setProgress:progress];
6727 }
6728
6729 @end
6730 /* }}} */
6731
6732 /* Cydia Navigation Controller Interface {{{ */
6733 @interface UINavigationController (Cydia)
6734
6735 - (NSArray *) navigationURLCollection;
6736 - (void) unloadData;
6737
6738 @end
6739 /* }}} */
6740
6741 /* Cydia Tab Bar Controller {{{ */
6742 @interface CYTabBarController : UITabBarController <
6743     UITabBarControllerDelegate,
6744     ProgressDelegate
6745 > {
6746     _transient Database *database_;
6747     _H<RefreshBar, 1> refreshbar_;
6748
6749     bool dropped_;
6750     bool updating_;
6751     // XXX: ok, "updatedelegate_"?...
6752     _transient NSObject<CydiaDelegate> *updatedelegate_;
6753
6754     _H<UIViewController> remembered_;
6755     _transient UIViewController *transient_;
6756 }
6757
6758 - (NSArray *) navigationURLCollection;
6759 - (void) dropBar:(BOOL)animated;
6760 - (void) beginUpdate;
6761 - (void) raiseBar:(BOOL)animated;
6762 - (BOOL) updating;
6763 - (void) unloadData;
6764
6765 @end
6766
6767 @implementation CYTabBarController
6768
6769 - (void) didReceiveMemoryWarning {
6770     [super didReceiveMemoryWarning];
6771
6772     // presenting a UINavigationController on 2.x does not update its transitionView
6773     // it thereby will not allow its topViewController to be unloaded by memory pressure
6774     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) {
6775         UIViewController *selected([self selectedViewController]);
6776         for (UINavigationController *controller in [self viewControllers])
6777             if (controller != selected)
6778                 if (UIViewController *top = [controller topViewController])
6779                     [top unloadView];
6780     }
6781 }
6782
6783 - (void) setUnselectedViewController:(UIViewController *)transient {
6784     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) {
6785         if (transient != nil) {
6786             [[[self viewControllers] objectAtIndex:0] pushViewController:transient animated:YES];
6787             [self setSelectedIndex:0];
6788         } return;
6789     }
6790
6791     UINavigationController *navigation([[[UINavigationController alloc] init] autorelease]);
6792     [navigation setViewControllers:[NSArray arrayWithObject:transient]];
6793     transient = navigation;
6794
6795     NSMutableArray *controllers = [[self viewControllers] mutableCopy];
6796     if (transient != nil) {
6797         if (transient_ == nil)
6798             remembered_ = [controllers objectAtIndex:0];
6799         transient_ = transient;
6800         [transient_ setTabBarItem:[remembered_ tabBarItem]];
6801         [controllers replaceObjectAtIndex:0 withObject:transient_];
6802         [self setSelectedIndex:0];
6803         [self setViewControllers:controllers];
6804         [self concealTabBarSelection];
6805     } else if (remembered_ != nil) {
6806         [remembered_ setTabBarItem:[transient_ tabBarItem]];
6807         transient_ = transient;
6808         [controllers replaceObjectAtIndex:0 withObject:remembered_];
6809         remembered_ = nil;
6810         [self setViewControllers:controllers];
6811         [self revealTabBarSelection];
6812     }
6813 }
6814
6815 - (UIViewController *) unselectedViewController {
6816     return transient_;
6817 }
6818
6819 - (void) tabBarController:(UITabBarController *)tabBarController didSelectViewController:(UIViewController *)viewController {
6820     if ([self unselectedViewController])
6821         [self setUnselectedViewController:nil];
6822
6823     // presenting a UINavigationController on 2.x does not update its transitionView
6824     // if this view was unloaded, the tranitionView may currently be presenting nothing
6825     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) {
6826         UINavigationController *navigation((UINavigationController *) viewController);
6827         [navigation pushViewController:[[[UIViewController alloc] init] autorelease] animated:NO];
6828         [navigation popViewControllerAnimated:NO];
6829     }
6830 }
6831
6832 - (NSArray *) navigationURLCollection {
6833     NSMutableArray *items([NSMutableArray array]);
6834
6835     // XXX: Should this deal with transient view controllers?
6836     for (id navigation in [self viewControllers]) {
6837         NSArray *stack = [navigation performSelector:@selector(navigationURLCollection)];
6838         if (stack != nil)
6839             [items addObject:stack];
6840     }
6841
6842     return items;
6843 }
6844
6845 - (void) dismissModalViewControllerAnimated:(BOOL)animated {
6846     if ([self modalViewController] == nil && [self unselectedViewController] != nil)
6847         [self setUnselectedViewController:nil];
6848     else
6849         [super dismissModalViewControllerAnimated:YES];
6850 }
6851
6852 - (void) unloadData {
6853     [super unloadData];
6854
6855     for (UINavigationController *controller in [self viewControllers])
6856         [controller unloadData];
6857
6858     if (UIViewController *selected = [self selectedViewController])
6859         [selected reloadData];
6860
6861     if (UIViewController *unselected = [self unselectedViewController]) {
6862         [unselected unloadData];
6863         [unselected reloadData];
6864     }
6865 }
6866
6867 - (void) dealloc {
6868     [[NSNotificationCenter defaultCenter] removeObserver:self];
6869
6870     [super dealloc];
6871 }
6872
6873 - (id) initWithDatabase:(Database *)database {
6874     if ((self = [super init]) != nil) {
6875         database_ = database;
6876         [self setDelegate:self];
6877
6878         [[self view] setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6879         [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(statusBarFrameChanged:) name:UIApplicationDidChangeStatusBarFrameNotification object:nil];
6880
6881         refreshbar_ = [[[RefreshBar alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, [UINavigationBar defaultSize].height) delegate:self] autorelease];
6882     } return self;
6883 }
6884
6885 - (void) setUpdate:(NSDate *)date {
6886     [self beginUpdate];
6887 }
6888
6889 - (void) beginUpdate {
6890     [(RefreshBar *) refreshbar_ start];
6891     [self dropBar:YES];
6892
6893     [updatedelegate_ retainNetworkActivityIndicator];
6894     updating_ = true;
6895
6896     [NSThread
6897         detachNewThreadSelector:@selector(performUpdate)
6898         toTarget:self
6899         withObject:nil
6900     ];
6901 }
6902
6903 - (void) performUpdate {
6904     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
6905
6906     Status status;
6907     status.setDelegate(self);
6908     [database_ updateWithStatus:status];
6909
6910     [self
6911         performSelectorOnMainThread:@selector(completeUpdate)
6912         withObject:nil
6913         waitUntilDone:NO
6914     ];
6915
6916     [pool release];
6917 }
6918
6919 - (void) stopUpdateWithSelector:(SEL)selector {
6920     updating_ = false;
6921     [updatedelegate_ releaseNetworkActivityIndicator];
6922
6923     [self raiseBar:YES];
6924     [refreshbar_ stop];
6925
6926     [updatedelegate_ performSelector:selector withObject:nil afterDelay:0];
6927 }
6928
6929 - (void) completeUpdate {
6930     if (!updating_)
6931         return;
6932     [self stopUpdateWithSelector:@selector(reloadData)];
6933 }
6934
6935 - (void) cancelUpdate {
6936     [self stopUpdateWithSelector:@selector(updateData)];
6937 }
6938
6939 - (void) cancelPressed {
6940     [self cancelUpdate];
6941 }
6942
6943 - (BOOL) updating {
6944     return updating_;
6945 }
6946
6947 - (void) addProgressEvent:(CydiaProgressEvent *)event {
6948     [refreshbar_ setPrompt:[event compoundMessage]];
6949 }
6950
6951 - (bool) isProgressCancelled {
6952     return !updating_;
6953 }
6954
6955 - (void) setProgressCancellable:(NSNumber *)cancellable {
6956     [refreshbar_ setCancellable:(updating_ && [cancellable boolValue])];
6957 }
6958
6959 - (void) setProgressPercent:(NSNumber *)percent {
6960     [refreshbar_ setProgress:[percent floatValue]];
6961 }
6962
6963 - (void) setProgressStatus:(NSDictionary *)status {
6964     if (status != nil)
6965         [self setProgressPercent:[status objectForKey:@"Percent"]];
6966 }
6967
6968 - (void) setUpdateDelegate:(id)delegate {
6969     updatedelegate_ = delegate;
6970 }
6971
6972 - (UIView *) transitionView {
6973     if ([self respondsToSelector:@selector(_transitionView)])
6974         return [self _transitionView];
6975     else
6976         return MSHookIvar<id>(self, "_viewControllerTransitionView");
6977 }
6978
6979 - (void) dropBar:(BOOL)animated {
6980     if (dropped_)
6981         return;
6982     dropped_ = true;
6983
6984     UIView *transition([self transitionView]);
6985     [[self view] addSubview:refreshbar_];
6986
6987     CGRect barframe([refreshbar_ frame]);
6988
6989     if (kCFCoreFoundationVersionNumber >= kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
6990         barframe.origin.y = CYStatusBarHeight();
6991     else
6992         barframe.origin.y = 0;
6993
6994     [refreshbar_ setFrame:barframe];
6995
6996     if (animated)
6997         [UIView beginAnimations:nil context:NULL];
6998
6999     CGRect viewframe = [transition frame];
7000     viewframe.origin.y += barframe.size.height;
7001     viewframe.size.height -= barframe.size.height;
7002     [transition setFrame:viewframe];
7003
7004     if (animated)
7005         [UIView commitAnimations];
7006
7007     // Ensure bar has the proper width for our view, it might have changed
7008     barframe.size.width = viewframe.size.width;
7009     [refreshbar_ setFrame:barframe];
7010 }
7011
7012 - (void) raiseBar:(BOOL)animated {
7013     if (!dropped_)
7014         return;
7015     dropped_ = false;
7016
7017     UIView *transition([self transitionView]);
7018     [refreshbar_ removeFromSuperview];
7019
7020     CGRect barframe([refreshbar_ frame]);
7021
7022     if (animated)
7023         [UIView beginAnimations:nil context:NULL];
7024
7025     CGRect viewframe = [transition frame];
7026     viewframe.origin.y -= barframe.size.height;
7027     viewframe.size.height += barframe.size.height;
7028     [transition setFrame:viewframe];
7029
7030     if (animated)
7031         [UIView commitAnimations];
7032 }
7033
7034 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
7035     bool dropped(dropped_);
7036
7037     if (dropped)
7038         [self raiseBar:NO];
7039
7040     [super didRotateFromInterfaceOrientation:fromInterfaceOrientation];
7041
7042     if (dropped)
7043         [self dropBar:NO];
7044 }
7045
7046 - (void) statusBarFrameChanged:(NSNotification *)notification {
7047     if (dropped_) {
7048         [self raiseBar:NO];
7049         [self dropBar:NO];
7050     }
7051 }
7052
7053 @end
7054 /* }}} */
7055
7056 /* Cydia Navigation Controller Implementation {{{ */
7057 @implementation UINavigationController (Cydia)
7058
7059 - (NSArray *) navigationURLCollection {
7060     NSMutableArray *stack([NSMutableArray array]);
7061
7062     for (CyteViewController *controller in [self viewControllers]) {
7063         NSString *url = [[controller navigationURL] absoluteString];
7064         if (url != nil)
7065             [stack addObject:url];
7066     }
7067
7068     return stack;
7069 }
7070
7071 - (void) reloadData {
7072     [super reloadData];
7073
7074     UIViewController *visible([self visibleViewController]);
7075     if (visible != nil)
7076         [visible reloadData];
7077
7078     // on the iPad, this view controller is ALSO visible. :(
7079     if (IsWildcat_)
7080         if (UIViewController *top = [self topViewController])
7081             if (top != visible)
7082                 [top reloadData];
7083 }
7084
7085 - (void) unloadData {
7086     for (CyteViewController *page in [self viewControllers])
7087         [page unloadData];
7088
7089     [super unloadData];
7090 }
7091
7092 @end
7093 /* }}} */
7094
7095 /* Cydia:// Protocol {{{ */
7096 @interface CydiaURLProtocol : NSURLProtocol {
7097 }
7098
7099 @end
7100
7101 @implementation CydiaURLProtocol
7102
7103 + (BOOL) canInitWithRequest:(NSURLRequest *)request {
7104     NSURL *url([request URL]);
7105     if (url == nil)
7106         return NO;
7107
7108     NSString *scheme([[url scheme] lowercaseString]);
7109     if (scheme != nil && [scheme isEqualToString:@"cydia"])
7110         return YES;
7111     if ([[url absoluteString] hasPrefix:@"about:cydia-"])
7112         return YES;
7113
7114     return NO;
7115 }
7116
7117 + (NSURLRequest *) canonicalRequestForRequest:(NSURLRequest *)request {
7118     return request;
7119 }
7120
7121 - (void) _returnPNGWithImage:(UIImage *)icon forRequest:(NSURLRequest *)request {
7122     id<NSURLProtocolClient> client([self client]);
7123     if (icon == nil)
7124         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorFileDoesNotExist userInfo:nil]];
7125     else {
7126         NSData *data(UIImagePNGRepresentation(icon));
7127
7128         NSURLResponse *response([[[NSURLResponse alloc] initWithURL:[request URL] MIMEType:@"image/png" expectedContentLength:-1 textEncodingName:nil] autorelease]);
7129         [client URLProtocol:self didReceiveResponse:response cacheStoragePolicy:NSURLCacheStorageNotAllowed];
7130         [client URLProtocol:self didLoadData:data];
7131         [client URLProtocolDidFinishLoading:self];
7132     }
7133 }
7134
7135 - (void) startLoading {
7136     id<NSURLProtocolClient> client([self client]);
7137     NSURLRequest *request([self request]);
7138
7139     NSURL *url([request URL]);
7140     NSString *href([url absoluteString]);
7141     NSString *scheme([[url scheme] lowercaseString]);
7142
7143     NSString *path;
7144
7145     if ([scheme isEqualToString:@"cydia"])
7146         path = [href substringFromIndex:8];
7147     else if ([scheme isEqualToString:@"about"])
7148         path = [href substringFromIndex:12];
7149     else _assert(false);
7150
7151     NSRange slash([path rangeOfString:@"/"]);
7152
7153     NSString *command;
7154     if (slash.location == NSNotFound) {
7155         command = path;
7156         path = nil;
7157     } else {
7158         command = [path substringToIndex:slash.location];
7159         path = [path substringFromIndex:(slash.location + 1)];
7160     }
7161
7162     Database *database([Database sharedInstance]);
7163
7164     if ([command isEqualToString:@"package-icon"]) {
7165         if (path == nil)
7166             goto fail;
7167         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7168         Package *package([database packageWithName:path]);
7169         if (package == nil)
7170             goto fail;
7171         [package parse];
7172         UIImage *icon([package icon]);
7173         [self _returnPNGWithImage:icon forRequest:request];
7174     } else if ([command isEqualToString:@"uikit-image"]) {
7175         if (path == nil)
7176             goto fail;
7177         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7178         UIImage *icon(_UIImageWithName(path));
7179         [self _returnPNGWithImage:icon forRequest:request];
7180     } else if ([command isEqualToString:@"section-icon"]) {
7181         if (path == nil)
7182             goto fail;
7183         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7184         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, [path stringByReplacingOccurrencesOfString:@" " withString:@"_"]]]);
7185         if (icon == nil)
7186             icon = [UIImage applicationImageNamed:@"unknown.png"];
7187         [self _returnPNGWithImage:icon forRequest:request];
7188     } else fail: {
7189         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorResourceUnavailable userInfo:nil]];
7190     }
7191 }
7192
7193 - (void) stopLoading {
7194 }
7195
7196 @end
7197 /* }}} */
7198
7199 /* Section Controller {{{ */
7200 @interface SectionController : FilteredPackageListController {
7201     _H<NSString> section_;
7202 }
7203
7204 - (id) initWithDatabase:(Database *)database section:(NSString *)section;
7205
7206 @end
7207
7208 @implementation SectionController
7209
7210 - (NSURL *) navigationURL {
7211     NSString *name = section_;
7212     if (name == nil)
7213         name = @"all";
7214
7215     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sections/%@", [name stringByAddingPercentEscapesIncludingReserved]]];
7216 }
7217
7218 - (id) initWithDatabase:(Database *)database section:(NSString *)name {
7219     NSString *title;
7220     if (name == nil)
7221         title = UCLocalize("ALL_PACKAGES");
7222     else if (![name isEqual:@""])
7223         title = [[NSBundle mainBundle] localizedStringForKey:Simplify(name) value:nil table:@"Sections"];
7224     else
7225         title = UCLocalize("NO_SECTION");
7226
7227     if ((self = [super initWithDatabase:database title:title filter:@selector(isVisibleInSection:) with:name]) != nil) {
7228         section_ = name;
7229     } return self;
7230 }
7231
7232 @end
7233 /* }}} */
7234 /* Sections Controller {{{ */
7235 @interface SectionsController : CyteViewController <
7236     UITableViewDataSource,
7237     UITableViewDelegate
7238 > {
7239     _transient Database *database_;
7240     _H<NSMutableArray> sections_;
7241     _H<NSMutableArray> filtered_;
7242     _H<UITableView, 2> list_;
7243 }
7244
7245 - (id) initWithDatabase:(Database *)database;
7246 - (void) editButtonClicked;
7247
7248 @end
7249
7250 @implementation SectionsController
7251
7252 - (NSURL *) navigationURL {
7253     return [NSURL URLWithString:@"cydia://sections"];
7254 }
7255
7256 - (void) updateNavigationItem {
7257     [[self navigationItem] setTitle:[self isEditing] ? UCLocalize("SECTION_VISIBILITY") : UCLocalize("SECTIONS")];
7258     if ([sections_ count] == 0) {
7259         [[self navigationItem] setRightBarButtonItem:nil];
7260     } else {
7261         [[self navigationItem] setRightBarButtonItem:[[UIBarButtonItem alloc]
7262             initWithBarButtonSystemItem:([self isEditing] ? UIBarButtonSystemItemDone : UIBarButtonSystemItemEdit)
7263             target:self
7264             action:@selector(editButtonClicked)
7265         ] animated:([[self navigationItem] rightBarButtonItem] != nil)];
7266     }
7267 }
7268
7269 - (void) setEditing:(BOOL)editing animated:(BOOL)animated {
7270     [super setEditing:editing animated:animated];
7271
7272     if (editing)
7273         [list_ reloadData];
7274     else
7275         [delegate_ updateData];
7276
7277     [self updateNavigationItem];
7278 }
7279
7280 - (void) viewDidAppear:(BOOL)animated {
7281     [super viewDidAppear:animated];
7282     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7283 }
7284
7285 - (void) viewWillDisappear:(BOOL)animated {
7286     [super viewWillDisappear:animated];
7287     if ([self isEditing]) [self setEditing:NO];
7288 }
7289
7290 - (Section *) sectionAtIndexPath:(NSIndexPath *)indexPath {
7291     Section *section = nil;
7292     int index = [indexPath row];
7293     if (![self isEditing]) {
7294         index -= 1;
7295         if (index >= 0)
7296             section = [filtered_ objectAtIndex:index];
7297     } else {
7298         section = [sections_ objectAtIndex:index];
7299     }
7300     return section;
7301 }
7302
7303 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7304     if ([self isEditing])
7305         return [sections_ count];
7306     else
7307         return [filtered_ count] + 1;
7308 }
7309
7310 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
7311     return 45.0f;
7312 }*/
7313
7314 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7315     static NSString *reuseIdentifier = @"SectionCell";
7316
7317     SectionCell *cell = (SectionCell *)[tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
7318     if (cell == nil)
7319         cell = [[[SectionCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
7320
7321     [cell setSection:[self sectionAtIndexPath:indexPath] editing:[self isEditing]];
7322
7323     return cell;
7324 }
7325
7326 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
7327     if ([self isEditing])
7328         return;
7329
7330     Section *section = [self sectionAtIndexPath:indexPath];
7331
7332     SectionController *controller = [[[SectionController alloc]
7333         initWithDatabase:database_
7334         section:[section name]
7335     ] autorelease];
7336     [controller setDelegate:delegate_];
7337
7338     [[self navigationController] pushViewController:controller animated:YES];
7339 }
7340
7341 - (void) loadView {
7342     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease];
7343     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7344     [list_ setRowHeight:45.0f];
7345     [(UITableView *) list_ setDataSource:self];
7346     [list_ setDelegate:self];
7347     [self setView:list_];
7348 }
7349
7350 - (void) viewDidLoad {
7351     [super viewDidLoad];
7352
7353     [[self navigationItem] setTitle:UCLocalize("SECTIONS")];
7354 }
7355
7356 - (void) releaseSubviews {
7357     list_ = nil;
7358
7359     sections_ = nil;
7360     filtered_ = nil;
7361
7362     [super releaseSubviews];
7363 }
7364
7365 - (id) initWithDatabase:(Database *)database {
7366     if ((self = [super init]) != nil) {
7367         database_ = database;
7368     } return self;
7369 }
7370
7371 - (void) reloadData {
7372     [super reloadData];
7373
7374     NSArray *packages = [database_ packages];
7375
7376     sections_ = [NSMutableArray arrayWithCapacity:16];
7377     filtered_ = [NSMutableArray arrayWithCapacity:16];
7378
7379     NSMutableDictionary *sections([NSMutableDictionary dictionaryWithCapacity:32]);
7380
7381     _trace();
7382     for (Package *package in packages) {
7383         NSString *name([package section]);
7384         NSString *key(name == nil ? @"" : name);
7385
7386         Section *section;
7387
7388         _profile(SectionsView$reloadData$Section)
7389             section = [sections objectForKey:key];
7390             if (section == nil) {
7391                 _profile(SectionsView$reloadData$Section$Allocate)
7392                     section = [[[Section alloc] initWithName:key localize:YES] autorelease];
7393                     [sections setObject:section forKey:key];
7394                 _end
7395             }
7396         _end
7397
7398         [section addToCount];
7399
7400         _profile(SectionsView$reloadData$Filter)
7401             if (![package valid] || ![package visible])
7402                 continue;
7403         _end
7404
7405         [section addToRow];
7406     }
7407     _trace();
7408
7409     [sections_ addObjectsFromArray:[sections allValues]];
7410
7411     [sections_ sortUsingSelector:@selector(compareByLocalized:)];
7412
7413     for (Section *section in (id) sections_) {
7414         size_t count([section row]);
7415         if (count == 0)
7416             continue;
7417
7418         section = [[[Section alloc] initWithName:[section name] localized:[section localized]] autorelease];
7419         [section setCount:count];
7420         [filtered_ addObject:section];
7421     }
7422
7423     [self updateNavigationItem];
7424     [list_ reloadData];
7425     _trace();
7426 }
7427
7428 - (void) editButtonClicked {
7429     [self setEditing:![self isEditing] animated:YES];
7430 }
7431
7432 @end
7433 /* }}} */
7434
7435 /* Changes Controller {{{ */
7436 @interface ChangesController : CyteViewController <
7437     UITableViewDataSource,
7438     UITableViewDelegate
7439 > {
7440     _transient Database *database_;
7441     unsigned era_;
7442     _H<NSArray> packages_;
7443     _H<NSMutableArray> sections_;
7444     _H<UITableView, 2> list_;
7445     _H<CyteWebView, 1> dickbar_;
7446     unsigned upgrades_;
7447     _H<IndirectDelegate, 1> indirect_;
7448     _H<CydiaObject> cydia_;
7449 }
7450
7451 - (id) initWithDatabase:(Database *)database;
7452
7453 @end
7454
7455 @implementation ChangesController
7456
7457 - (NSURL *) navigationURL {
7458     return [NSURL URLWithString:@"cydia://changes"];
7459 }
7460
7461 - (void) viewDidAppear:(BOOL)animated {
7462     [super viewDidAppear:animated];
7463     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7464 }
7465
7466 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
7467     NSInteger count([sections_ count]);
7468     return count == 0 ? 1 : count;
7469 }
7470
7471 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
7472     if ([sections_ count] == 0)
7473         return nil;
7474     return [[sections_ objectAtIndex:section] name];
7475 }
7476
7477 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
7478     if ([sections_ count] == 0)
7479         return 0;
7480     return [[sections_ objectAtIndex:section] count];
7481 }
7482
7483 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
7484 @synchronized (database_) {
7485     if ([database_ era] != era_)
7486         return nil;
7487
7488     NSUInteger sectionIndex([path section]);
7489     if (sectionIndex >= [sections_ count])
7490         return nil;
7491     Section *section([sections_ objectAtIndex:sectionIndex]);
7492     NSInteger row([path row]);
7493     return [[[packages_ objectAtIndex:([section row] + row)] retain] autorelease];
7494 } }
7495
7496 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
7497     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
7498     if (cell == nil)
7499         cell = [[[PackageCell alloc] init] autorelease];
7500
7501     Package *package([database_ packageWithName:[[self packageAtIndexPath:path] id]]);
7502     [cell setPackage:package asSummary:false];
7503     return cell;
7504 }
7505
7506 - (NSIndexPath *) tableView:(UITableView *)table willSelectRowAtIndexPath:(NSIndexPath *)path {
7507     Package *package([self packageAtIndexPath:path]);
7508     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id]] autorelease]);
7509     [view setDelegate:delegate_];
7510     [[self navigationController] pushViewController:view animated:YES];
7511     return path;
7512 }
7513
7514 - (void) refreshButtonClicked {
7515     [delegate_ beginUpdate];
7516     [[self navigationItem] setLeftBarButtonItem:nil animated:YES];
7517 }
7518
7519 - (void) upgradeButtonClicked {
7520     [delegate_ distUpgrade];
7521     [[self navigationItem] setRightBarButtonItem:nil animated:YES];
7522 }
7523
7524 - (void) loadView {
7525     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
7526     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
7527     [self setView:view];
7528
7529     list_ = [[[UITableView alloc] initWithFrame:[view bounds] style:UITableViewStylePlain] autorelease];
7530     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7531     [list_ setRowHeight:73];
7532     [(UITableView *) list_ setDataSource:self];
7533     [list_ setDelegate:self];
7534     [view addSubview:list_];
7535
7536     if (AprilFools_ && kCFCoreFoundationVersionNumber >= kCFCoreFoundationVersionNumber_iPhoneOS_3_0) {
7537         CGRect dickframe([view bounds]);
7538         dickframe.size.height = 44;
7539
7540         dickbar_ = [[[CyteWebView alloc] initWithFrame:dickframe] autorelease];
7541         [dickbar_ setDelegate:self];
7542         [view addSubview:dickbar_];
7543
7544         [dickbar_ setBackgroundColor:[UIColor clearColor]];
7545         [dickbar_ setScalesPageToFit:YES];
7546
7547         UIWebDocumentView *document([dickbar_ _documentView]);
7548         [document setBackgroundColor:[UIColor clearColor]];
7549         [document setDrawsBackground:NO];
7550
7551         WebView *webview([document webView]);
7552         [webview setShouldUpdateWhileOffscreen:NO];
7553
7554         UIScrollView *scroller([dickbar_ scrollView]);
7555         [scroller setScrollingEnabled:NO];
7556         [scroller setFixedBackgroundPattern:YES];
7557         [scroller setBackgroundColor:[UIColor clearColor]];
7558
7559         WebPreferences *preferences([webview preferences]);
7560         [preferences setCacheModel:WebCacheModelDocumentBrowser];
7561         [preferences setJavaScriptCanOpenWindowsAutomatically:YES];
7562         [preferences setOfflineWebApplicationCacheEnabled:YES];
7563
7564         [dickbar_ loadRequest:[NSURLRequest
7565             requestWithURL:[Diversion divertURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/dickbar/", UI_]]]
7566             cachePolicy:NSURLRequestUseProtocolCachePolicy
7567             timeoutInterval:120
7568         ]];
7569
7570         UIEdgeInsets inset = {44, 0, 0, 0};
7571         [list_ setContentInset:inset];
7572
7573         [dickbar_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth];
7574     }
7575 }
7576
7577 - (void) webView:(WebView *)view decidePolicyForNewWindowAction:(NSDictionary *)action request:(NSURLRequest *)request newFrameName:(NSString *)frame decisionListener:(id<WebPolicyDecisionListener>)listener {
7578     NSURL *url([request URL]);
7579     if (url == nil)
7580         return;
7581
7582     if ([frame isEqualToString:@"_open"])
7583         [delegate_ openURL:url];
7584     else {
7585         CyteViewController *controller([delegate_ pageForURL:url forExternal:NO] ?: [[[CydiaWebViewController alloc] initWithRequest:request] autorelease]);
7586         [controller setDelegate:delegate_];
7587         [[self navigationController] pushViewController:controller animated:YES];
7588     }
7589
7590     [listener ignore];
7591 }
7592
7593 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
7594     return [CydiaWebViewController requestWithHeaders:request];
7595 }
7596
7597 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
7598     [CydiaWebViewController didClearWindowObject:window forFrame:frame withCydia:cydia_];
7599 }
7600
7601 - (void) setDelegate:(id)delegate {
7602     [super setDelegate:delegate];
7603     [cydia_ setDelegate:delegate];
7604 }
7605
7606 - (void) viewDidLoad {
7607     [super viewDidLoad];
7608
7609     [[self navigationItem] setTitle:(AprilFools_ ? @"Timeline" : UCLocalize("CHANGES"))];
7610 }
7611
7612 - (void) releaseSubviews {
7613     list_ = nil;
7614
7615     packages_ = nil;
7616     sections_ = nil;
7617     dickbar_ = nil;
7618
7619     [super releaseSubviews];
7620 }
7621
7622 - (id) initWithDatabase:(Database *)database {
7623     if ((self = [super init]) != nil) {
7624         indirect_ = [[[IndirectDelegate alloc] initWithDelegate:self] autorelease];
7625         cydia_ = [[[CydiaObject alloc] initWithDelegate:indirect_] autorelease];
7626         database_ = database;
7627     } return self;
7628 }
7629
7630 - (NSMutableArray *) _reloadPackages {
7631 @synchronized (database_) {
7632     era_ = [database_ era];
7633     NSArray *packages([database_ packages]);
7634
7635     NSMutableArray *filtered([NSMutableArray arrayWithCapacity:[packages count]]);
7636
7637     _trace();
7638     _profile(ChangesController$_reloadPackages$Filter)
7639         for (Package *package in packages)
7640             if ([package upgradableAndEssential:YES] || [package visible])
7641                 CFArrayAppendValue((CFMutableArrayRef) filtered, package);
7642     _end
7643     _trace();
7644     _profile(ChangesController$_reloadPackages$radixSort)
7645         [filtered radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackageChangesRadix) withContext:NULL];
7646     _end
7647     _trace();
7648
7649     return filtered;
7650 } }
7651
7652 - (void) _reloadData {
7653     NSArray *packages;
7654
7655   reload:
7656     if (true) {
7657         UIProgressHUD *hud([delegate_ addProgressHUD]);
7658         [hud setText:UCLocalize("LOADING")];
7659         //NSLog(@"HUD:%@::%@", delegate_, hud);
7660         packages = [self yieldToSelector:@selector(_reloadPackages)];
7661         [delegate_ removeProgressHUD:hud];
7662     } else {
7663         packages = [self _reloadPackages];
7664     }
7665
7666 @synchronized (database_) {
7667     if (era_ != [database_ era])
7668         goto reload;
7669
7670     packages_ = packages;
7671     sections_ = [NSMutableArray arrayWithCapacity:16];
7672
7673     Section *upgradable = [[[Section alloc] initWithName:UCLocalize("AVAILABLE_UPGRADES") localize:NO] autorelease];
7674     Section *ignored = nil;
7675     Section *section = nil;
7676     time_t last = 0;
7677
7678     upgrades_ = 0;
7679     bool unseens = false;
7680
7681     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle));
7682
7683     for (size_t offset = 0, count = [packages_ count]; offset != count; ++offset) {
7684         Package *package = [packages_ objectAtIndex:offset];
7685
7686         BOOL uae = [package upgradableAndEssential:YES];
7687
7688         if (!uae) {
7689             unseens = true;
7690             time_t seen([package seen]);
7691
7692             if (section == nil || last != seen) {
7693                 last = seen;
7694
7695                 NSString *name;
7696                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:seen]);
7697                 [name autorelease];
7698
7699                 _profile(ChangesController$reloadData$Allocate)
7700                     name = [NSString stringWithFormat:UCLocalize("NEW_AT"), name];
7701                     section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
7702                     [sections_ addObject:section];
7703                 _end
7704             }
7705
7706             [section addToCount];
7707         } else if ([package ignored]) {
7708             if (ignored == nil) {
7709                 ignored = [[[Section alloc] initWithName:UCLocalize("IGNORED_UPGRADES") row:offset localize:NO] autorelease];
7710             }
7711             [ignored addToCount];
7712         } else {
7713             ++upgrades_;
7714             [upgradable addToCount];
7715         }
7716     }
7717     _trace();
7718
7719     CFRelease(formatter);
7720
7721     if (unseens) {
7722         Section *last = [sections_ lastObject];
7723         size_t count = [last count];
7724         [packages_ removeObjectsInRange:NSMakeRange([packages_ count] - count, count)];
7725         [sections_ removeLastObject];
7726     }
7727
7728     if ([ignored count] != 0)
7729         [sections_ insertObject:ignored atIndex:0];
7730     if (upgrades_ != 0)
7731         [sections_ insertObject:upgradable atIndex:0];
7732
7733     [list_ reloadData];
7734
7735     [[self navigationItem] setRightBarButtonItem:(upgrades_ == 0 ? nil : [[[UIBarButtonItem alloc]
7736         initWithTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("UPGRADE"), [NSString stringWithFormat:@"%u", upgrades_]]
7737         style:UIBarButtonItemStylePlain
7738         target:self
7739         action:@selector(upgradeButtonClicked)
7740     ] autorelease]) animated:YES];
7741
7742     [[self navigationItem] setLeftBarButtonItem:([delegate_ updating] ? nil : [[[UIBarButtonItem alloc]
7743         initWithTitle:UCLocalize("REFRESH")
7744         style:UIBarButtonItemStylePlain
7745         target:self
7746         action:@selector(refreshButtonClicked)
7747     ] autorelease]) animated:YES];
7748
7749     PrintTimes();
7750 } }
7751
7752 - (void) reloadData {
7753     [super reloadData];
7754     [self performSelector:@selector(_reloadData) withObject:nil afterDelay:0];
7755 }
7756
7757 @end
7758 /* }}} */
7759 /* Search Controller {{{ */
7760 @interface SearchController : FilteredPackageListController <
7761     UISearchBarDelegate
7762 > {
7763     _H<UISearchBar, 1> search_;
7764     BOOL searchloaded_;
7765 }
7766
7767 - (id) initWithDatabase:(Database *)database query:(NSString *)query;
7768 - (void) reloadData;
7769
7770 @end
7771
7772 @implementation SearchController
7773
7774 - (NSURL *) navigationURL {
7775     if ([search_ text] == nil || [[search_ text] isEqualToString:@""])
7776         return [NSURL URLWithString:@"cydia://search"];
7777     else
7778         return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://search/%@", [[search_ text] stringByAddingPercentEscapesIncludingReserved]]];
7779 }
7780
7781 - (void) useSearch {
7782     [self setObject:[[search_ text] componentsSeparatedByString:@" "] forFilter:@selector(isUnfilteredAndSearchedForBy:)];
7783     [self clearData];
7784     [self reloadData];
7785 }
7786
7787 - (void) viewWillAppear:(BOOL)animated {
7788     [super viewWillAppear:animated];
7789
7790     if ([self filter] == @selector(isUnfilteredAndSelectedForBy:))
7791         [self useSearch];
7792 }
7793
7794 - (void) searchBarTextDidBeginEditing:(UISearchBar *)searchBar {
7795     [self setObject:[search_ text] forFilter:@selector(isUnfilteredAndSelectedForBy:)];
7796     [self clearData];
7797     [self reloadData];
7798 }
7799
7800 - (void) searchBarButtonClicked:(UISearchBar *)searchBar {
7801     [search_ resignFirstResponder];
7802     [self useSearch];
7803 }
7804
7805 - (void) searchBarCancelButtonClicked:(UISearchBar *)searchBar {
7806     [search_ setText:@""];
7807     [self searchBarButtonClicked:searchBar];
7808 }
7809
7810 - (void) searchBarSearchButtonClicked:(UISearchBar *)searchBar {
7811     [self searchBarButtonClicked:searchBar];
7812 }
7813
7814 - (void) searchBar:(UISearchBar *)searchBar textDidChange:(NSString *)text {
7815     [self setObject:text forFilter:@selector(isUnfilteredAndSelectedForBy:)];
7816     [self reloadData];
7817 }
7818
7819 - (bool) shouldYield {
7820     return YES;
7821 }
7822
7823 - (bool) shouldBlock {
7824     return [self filter] == @selector(isUnfilteredAndSearchedForBy:);
7825 }
7826
7827 - (bool) isSummarized {
7828     return [self filter] == @selector(isUnfilteredAndSelectedForBy:);
7829 }
7830
7831 - (bool) showsSections {
7832     return false;
7833 }
7834
7835 - (NSMutableArray *) _reloadPackages {
7836     NSMutableArray *packages([super _reloadPackages]);
7837     if ([self filter] == @selector(isUnfilteredAndSearchedForBy:))
7838         [packages radixSortUsingSelector:@selector(rank)];
7839     return packages;
7840 }
7841
7842 - (id) initWithDatabase:(Database *)database query:(NSString *)query {
7843     if ((self = [super initWithDatabase:database title:UCLocalize("SEARCH") filter:@selector(isUnfilteredAndSearchedForBy:) with:[query componentsSeparatedByString:@" "]])) {
7844         search_ = [[[UISearchBar alloc] init] autorelease];
7845         [search_ setDelegate:self];
7846
7847         if (query != nil)
7848             [search_ setText:query];
7849     } return self;
7850 }
7851
7852 - (void) viewDidAppear:(BOOL)animated {
7853     [super viewDidAppear:animated];
7854
7855     if (!searchloaded_) {
7856         searchloaded_ = YES;
7857         [search_ setFrame:CGRectMake(0, 0, [[self view] bounds].size.width, 44.0f)];
7858         [search_ layoutSubviews];
7859         [search_ setPlaceholder:UCLocalize("SEARCH_EX")];
7860
7861         UITextField *textField;
7862         if ([search_ respondsToSelector:@selector(searchField)])
7863             textField = [search_ searchField];
7864         else
7865             textField = MSHookIvar<UITextField *>(search_, "_searchField");
7866
7867         [textField setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
7868         [textField setEnablesReturnKeyAutomatically:NO];
7869         [[self navigationItem] setTitleView:textField];
7870     }
7871 }
7872
7873 - (void) reloadData {
7874     id object([search_ text]);
7875     if ([self filter] == @selector(isUnfilteredAndSearchedForBy:))
7876         object = [object componentsSeparatedByString:@" "];
7877
7878     [self setObject:object];
7879     [self resetCursor];
7880
7881     [super reloadData];
7882 }
7883
7884 - (void) didSelectPackage:(Package *)package {
7885     [search_ resignFirstResponder];
7886     [super didSelectPackage:package];
7887 }
7888
7889 @end
7890 /* }}} */
7891 /* Package Settings Controller {{{ */
7892 @interface PackageSettingsController : CyteViewController <
7893     UITableViewDataSource,
7894     UITableViewDelegate
7895 > {
7896     _transient Database *database_;
7897     _H<NSString> name_;
7898     _H<Package> package_;
7899     _H<UITableView, 2> table_;
7900     _H<UISwitch> subscribedSwitch_;
7901     _H<UISwitch> ignoredSwitch_;
7902     _H<UITableViewCell> subscribedCell_;
7903     _H<UITableViewCell> ignoredCell_;
7904 }
7905
7906 - (id) initWithDatabase:(Database *)database package:(NSString *)package;
7907
7908 @end
7909
7910 @implementation PackageSettingsController
7911
7912 - (NSURL *) navigationURL {
7913     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/settings", (id) name_]];
7914 }
7915
7916 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
7917     if (package_ == nil)
7918         return 0;
7919
7920     if ([package_ installed] == nil)
7921         return 1;
7922     else
7923         return 2;
7924 }
7925
7926 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7927     if (package_ == nil)
7928         return 0;
7929
7930     // both sections contain just one item right now.
7931     return 1;
7932 }
7933
7934 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
7935     return nil;
7936 }
7937
7938 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
7939     if (section == 0)
7940         return UCLocalize("SHOW_ALL_CHANGES_EX");
7941     else
7942         return UCLocalize("IGNORE_UPGRADES_EX");
7943 }
7944
7945 - (void) onSubscribed:(id)control {
7946     bool value([control isOn]);
7947     if (package_ == nil)
7948         return;
7949     if ([package_ setSubscribed:value])
7950         [delegate_ updateData];
7951 }
7952
7953 - (void) _updateIgnored {
7954     const char *package([name_ UTF8String]);
7955     bool on([ignoredSwitch_ isOn]);
7956
7957     pid_t pid(ExecFork());
7958     if (pid == 0) {
7959         FILE *dpkg(popen("dpkg --set-selections", "w"));
7960         fwrite(package, strlen(package), 1, dpkg);
7961
7962         if (on)
7963             fwrite(" hold\n", 6, 1, dpkg);
7964         else
7965             fwrite(" install\n", 9, 1, dpkg);
7966
7967         pclose(dpkg);
7968
7969         exit(0);
7970         _assert(false);
7971     }
7972
7973     ReapZombie(pid);
7974 }
7975
7976 - (void) onIgnored:(id)control {
7977     NSInvocation *invocation([NSInvocation invocationWithMethodSignature:[self methodSignatureForSelector:@selector(_updateIgnored)]]);
7978     [invocation setTarget:self];
7979     [invocation setSelector:@selector(_updateIgnored)];
7980
7981     [delegate_ reloadDataWithInvocation:invocation];
7982 }
7983
7984 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7985     if (package_ == nil)
7986         return nil;
7987
7988     switch ([indexPath section]) {
7989         case 0: return subscribedCell_;
7990         case 1: return ignoredCell_;
7991
7992         _nodefault
7993     }
7994
7995     return nil;
7996 }
7997
7998 - (void) loadView {
7999     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
8000     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
8001     [self setView:view];
8002
8003     table_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped] autorelease];
8004     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8005     [(UITableView *) table_ setDataSource:self];
8006     [table_ setDelegate:self];
8007     [view addSubview:table_];
8008
8009     subscribedSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
8010     [subscribedSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
8011     [subscribedSwitch_ addTarget:self action:@selector(onSubscribed:) forEvents:UIControlEventValueChanged];
8012
8013     ignoredSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
8014     [ignoredSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
8015     [ignoredSwitch_ addTarget:self action:@selector(onIgnored:) forEvents:UIControlEventValueChanged];
8016
8017     subscribedCell_ = [[[UITableViewCell alloc] init] autorelease];
8018     [subscribedCell_ setText:UCLocalize("SHOW_ALL_CHANGES")];
8019     [subscribedCell_ setAccessoryView:subscribedSwitch_];
8020     [subscribedCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
8021
8022     ignoredCell_ = [[[UITableViewCell alloc] init] autorelease];
8023     [ignoredCell_ setText:UCLocalize("IGNORE_UPGRADES")];
8024     [ignoredCell_ setAccessoryView:ignoredSwitch_];
8025     [ignoredCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
8026 }
8027
8028 - (void) viewDidLoad {
8029     [super viewDidLoad];
8030
8031     [[self navigationItem] setTitle:UCLocalize("SETTINGS")];
8032 }
8033
8034 - (void) releaseSubviews {
8035     ignoredCell_ = nil;
8036     subscribedCell_ = nil;
8037     table_ = nil;
8038     ignoredSwitch_ = nil;
8039     subscribedSwitch_ = nil;
8040
8041     [super releaseSubviews];
8042 }
8043
8044 - (id) initWithDatabase:(Database *)database package:(NSString *)package {
8045     if ((self = [super init]) != nil) {
8046         database_ = database;
8047         name_ = package;
8048     } return self;
8049 }
8050
8051 - (void) reloadData {
8052     [super reloadData];
8053
8054     package_ = [database_ packageWithName:name_];
8055
8056     if (package_ != nil) {
8057         [subscribedSwitch_ setOn:([package_ subscribed] ? 1 : 0) animated:NO];
8058         [ignoredSwitch_ setOn:([package_ ignored] ? 1 : 0) animated:NO];
8059     } // XXX: what now, G?
8060
8061     [table_ reloadData];
8062 }
8063
8064 @end
8065 /* }}} */
8066
8067 /* Installed Controller {{{ */
8068 @interface InstalledController : FilteredPackageListController {
8069     BOOL expert_;
8070 }
8071
8072 - (id) initWithDatabase:(Database *)database;
8073
8074 - (void) updateRoleButton;
8075 - (void) queueStatusDidChange;
8076
8077 @end
8078
8079 @implementation InstalledController
8080
8081 - (NSURL *) navigationURL {
8082     return [NSURL URLWithString:@"cydia://installed"];
8083 }
8084
8085 - (id) initWithDatabase:(Database *)database {
8086     if ((self = [super initWithDatabase:database title:UCLocalize("INSTALLED") filter:@selector(isInstalledAndUnfiltered:) with:[NSNumber numberWithBool:YES]]) != nil) {
8087         [self updateRoleButton];
8088         [self queueStatusDidChange];
8089     } return self;
8090 }
8091
8092 #if !AlwaysReload
8093 - (void) queueButtonClicked {
8094     [delegate_ queue];
8095 }
8096 #endif
8097
8098 - (void) queueStatusDidChange {
8099 #if !AlwaysReload
8100     if (IsWildcat_) {
8101         if (Queuing_) {
8102             [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8103                 initWithTitle:UCLocalize("QUEUE")
8104                 style:UIBarButtonItemStyleDone
8105                 target:self
8106                 action:@selector(queueButtonClicked)
8107             ] autorelease]];
8108         } else {
8109             [[self navigationItem] setLeftBarButtonItem:nil];
8110         }
8111     }
8112 #endif
8113 }
8114
8115 - (void) updateRoleButton {
8116     if (Role_ != nil && ![Role_ isEqualToString:@"Developer"])
8117         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8118             initWithTitle:(expert_ ? UCLocalize("EXPERT") : UCLocalize("SIMPLE"))
8119             style:(expert_ ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8120             target:self
8121             action:@selector(roleButtonClicked)
8122         ] autorelease]];
8123 }
8124
8125 - (void) roleButtonClicked {
8126     [self setObject:[NSNumber numberWithBool:expert_]];
8127     [self reloadData];
8128     expert_ = !expert_;
8129
8130     [self updateRoleButton];
8131 }
8132
8133 @end
8134 /* }}} */
8135
8136 /* Source Cell {{{ */
8137 @interface SourceCell : CyteTableViewCell <
8138     CyteTableViewCellDelegate
8139 > {
8140     _H<NSURL> url_;
8141     _H<UIImage> icon_;
8142     _H<NSString> origin_;
8143     _H<NSString> label_;
8144 }
8145
8146 - (void) setSource:(Source *)source;
8147
8148 @end
8149
8150 @implementation SourceCell
8151
8152 - (void) _setImage:(NSArray *)data {
8153     if ([url_ isEqual:[data objectAtIndex:0]]) {
8154         icon_ = [data objectAtIndex:1];
8155         [content_ setNeedsDisplay];
8156     }
8157 }
8158
8159 - (void) _setSource:(NSURL *) url {
8160     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
8161
8162     if (NSData *data = [NSURLConnection
8163         sendSynchronousRequest:[NSURLRequest
8164             requestWithURL:url
8165             //cachePolicy:NSURLRequestUseProtocolCachePolicy
8166             //timeoutInterval:5
8167         ]
8168
8169         returningResponse:NULL
8170         error:NULL
8171     ])
8172         if (UIImage *image = [UIImage imageWithData:data])
8173             [self performSelectorOnMainThread:@selector(_setImage:) withObject:[NSArray arrayWithObjects:url, image, nil] waitUntilDone:NO];
8174
8175     [pool release];
8176 }
8177
8178 - (void) setSource:(Source *)source {
8179     icon_ = [UIImage applicationImageNamed:@"unknown.png"];
8180
8181     origin_ = [source name];
8182     label_ = [source rooturi];
8183
8184     [content_ setNeedsDisplay];
8185
8186     url_ = [source iconURL];
8187     [NSThread detachNewThreadSelector:@selector(_setSource:) toTarget:self withObject:url_];
8188 }
8189
8190 - (SourceCell *) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
8191     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
8192         UIView *content([self contentView]);
8193         CGRect bounds([content bounds]);
8194
8195         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
8196         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8197         [content_ setBackgroundColor:[UIColor whiteColor]];
8198         [content addSubview:content_];
8199
8200         [content_ setDelegate:self];
8201         [content_ setOpaque:YES];
8202
8203         [[content_ layer] setContentsGravity:kCAGravityTopLeft];
8204     } return self;
8205 }
8206
8207 - (NSString *) accessibilityLabel {
8208     return label_;
8209 }
8210
8211 - (void) drawContentRect:(CGRect)rect {
8212     bool highlighted(highlighted_);
8213     float width(rect.size.width);
8214
8215     if (icon_ != nil) {
8216         CGRect rect;
8217         rect.size = [(UIImage *) icon_ size];
8218
8219         while (rect.size.width > 32 || rect.size.height > 32) {
8220             rect.size.width /= 2;
8221             rect.size.height /= 2;
8222         }
8223
8224         rect.origin.x = 25 - rect.size.width / 2;
8225         rect.origin.y = 25 - rect.size.height / 2;
8226
8227         [icon_ drawInRect:rect];
8228     }
8229
8230     if (highlighted)
8231         UISetColor(White_);
8232
8233     if (!highlighted)
8234         UISetColor(Black_);
8235     [origin_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - 65) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
8236
8237     if (!highlighted)
8238         UISetColor(Gray_);
8239     [label_ drawAtPoint:CGPointMake(48, 29) forWidth:(width - 65) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
8240 }
8241
8242 @end
8243 /* }}} */
8244 /* Source Controller {{{ */
8245 @interface SourceController : FilteredPackageListController {
8246     _transient Source *source_;
8247     _H<NSString> key_;
8248 }
8249
8250 - (id) initWithDatabase:(Database *)database source:(Source *)source;
8251
8252 @end
8253
8254 @implementation SourceController
8255
8256 - (NSURL *) navigationURL {
8257     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sources/%@", [key_ stringByAddingPercentEscapesIncludingReserved]]];
8258 }
8259
8260 - (id) initWithDatabase:(Database *)database source:(Source *)source {
8261     if ((self = [super initWithDatabase:database title:[source label] filter:@selector(isVisibleInSource:) with:source]) != nil) {
8262         source_ = source;
8263         key_ = [source key];
8264     } return self;
8265 }
8266
8267 - (void) reloadData {
8268     source_ = [database_ sourceWithKey:key_];
8269     key_ = [source_ key];
8270     [self setObject:source_];
8271
8272     [[self navigationItem] setTitle:[source_ label]];
8273
8274     [super reloadData];
8275 }
8276
8277 @end
8278 /* }}} */
8279 /* Sources Controller {{{ */
8280 @interface SourcesController : CyteViewController <
8281     UITableViewDataSource,
8282     UITableViewDelegate
8283 > {
8284     _transient Database *database_;
8285     unsigned era_;
8286
8287     _H<UITableView, 2> list_;
8288     _H<NSMutableArray> sources_;
8289     int offset_;
8290
8291     _H<NSString> href_;
8292     _H<UIProgressHUD> hud_;
8293     _H<NSError> error_;
8294
8295     //NSURLConnection *installer_;
8296     NSURLConnection *trivial_;
8297     NSURLConnection *trivial_bz2_;
8298     NSURLConnection *trivial_gz_;
8299     //NSURLConnection *automatic_;
8300
8301     BOOL cydia_;
8302 }
8303
8304 - (id) initWithDatabase:(Database *)database;
8305 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated;
8306
8307 @end
8308
8309 @implementation SourcesController
8310
8311 - (void) _releaseConnection:(NSURLConnection *)connection {
8312     if (connection != nil) {
8313         [connection cancel];
8314         //[connection setDelegate:nil];
8315         [connection release];
8316     }
8317 }
8318
8319 - (void) dealloc {
8320     //[self _releaseConnection:installer_];
8321     [self _releaseConnection:trivial_];
8322     [self _releaseConnection:trivial_gz_];
8323     [self _releaseConnection:trivial_bz2_];
8324     //[self _releaseConnection:automatic_];
8325
8326     [super dealloc];
8327 }
8328
8329 - (NSURL *) navigationURL {
8330     return [NSURL URLWithString:@"cydia://sources"];
8331 }
8332
8333 - (void) viewDidAppear:(BOOL)animated {
8334     [super viewDidAppear:animated];
8335     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
8336 }
8337
8338 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8339     return 1;
8340 }
8341
8342 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
8343     return nil;
8344 }
8345
8346 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8347     return [sources_ count];
8348 }
8349
8350 - (Source *) sourceAtIndexPath:(NSIndexPath *)indexPath {
8351 @synchronized (database_) {
8352     if ([database_ era] != era_)
8353         return nil;
8354
8355     return [sources_ objectAtIndex:[indexPath row]];
8356 } }
8357
8358 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8359     static NSString *cellIdentifier = @"SourceCell";
8360
8361     SourceCell *cell = (SourceCell *) [tableView dequeueReusableCellWithIdentifier:cellIdentifier];
8362     if(cell == nil) cell = [[[SourceCell alloc] initWithFrame:CGRectZero reuseIdentifier:cellIdentifier] autorelease];
8363     [cell setSource:[self sourceAtIndexPath:indexPath]];
8364     [cell setAccessoryType:UITableViewCellAccessoryDisclosureIndicator];
8365
8366     return cell;
8367 }
8368
8369 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
8370     Source *source = [self sourceAtIndexPath:indexPath];
8371
8372     SourceController *controller = [[[SourceController alloc]
8373         initWithDatabase:database_
8374         source:source
8375     ] autorelease];
8376
8377     [controller setDelegate:delegate_];
8378
8379     [[self navigationController] pushViewController:controller animated:YES];
8380 }
8381
8382 - (BOOL) tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath {
8383     Source *source = [self sourceAtIndexPath:indexPath];
8384     return [source record] != nil;
8385 }
8386
8387 - (void) tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath {
8388     if (editingStyle ==  UITableViewCellEditingStyleDelete) {
8389         Source *source = [self sourceAtIndexPath:indexPath];
8390         [Sources_ removeObjectForKey:[source key]];
8391         [delegate_ syncData];
8392     }
8393 }
8394
8395 - (void) complete {
8396     [delegate_ addTrivialSource:href_];
8397     href_ = nil;
8398
8399     [delegate_ syncData];
8400 }
8401
8402 - (NSString *) getWarning {
8403     NSString *href(href_);
8404     NSRange colon([href rangeOfString:@"://"]);
8405     if (colon.location != NSNotFound)
8406         href = [href substringFromIndex:(colon.location + 3)];
8407     href = [href stringByAddingPercentEscapes];
8408     href = [CydiaURL(@"api/repotag/") stringByAppendingString:href];
8409
8410     NSURL *url([NSURL URLWithString:href]);
8411
8412     NSStringEncoding encoding;
8413     NSError *error(nil);
8414
8415     if (NSString *warning = [NSString stringWithContentsOfURL:url usedEncoding:&encoding error:&error])
8416         return [warning length] == 0 ? nil : warning;
8417     return nil;
8418 }
8419
8420 - (void) _endConnection:(NSURLConnection *)connection {
8421     // XXX: the memory management in this method is horribly awkward
8422
8423     NSURLConnection **field = NULL;
8424     if (connection == trivial_)
8425         field = &trivial_;
8426     else if (connection == trivial_bz2_)
8427         field = &trivial_bz2_;
8428     else if (connection == trivial_gz_)
8429         field = &trivial_gz_;
8430     _assert(field != NULL);
8431     [connection release];
8432     *field = nil;
8433
8434     if (
8435         trivial_ == nil &&
8436         trivial_bz2_ == nil &&
8437         trivial_gz_ == nil
8438     ) {
8439         NSString *warning(cydia_ ? [self yieldToSelector:@selector(getWarning)] : nil);
8440
8441         [delegate_ releaseNetworkActivityIndicator];
8442
8443         [delegate_ removeProgressHUD:hud_];
8444         hud_ = nil;
8445
8446         if (cydia_) {
8447             if (warning != nil) {
8448                 UIAlertView *alert = [[[UIAlertView alloc]
8449                     initWithTitle:UCLocalize("SOURCE_WARNING")
8450                     message:warning
8451                     delegate:self
8452                     cancelButtonTitle:UCLocalize("CANCEL")
8453                     otherButtonTitles:
8454                         UCLocalize("ADD_ANYWAY"),
8455                     nil
8456                 ] autorelease];
8457
8458                 [alert setContext:@"warning"];
8459                 [alert setNumberOfRows:1];
8460                 [alert show];
8461
8462                 // XXX: there used to be this great mechanism called yieldToPopup... who deleted it?
8463                 error_ = nil;
8464                 return;
8465             }
8466
8467             [self complete];
8468         } else if (error_ != nil) {
8469             UIAlertView *alert = [[[UIAlertView alloc]
8470                 initWithTitle:UCLocalize("VERIFICATION_ERROR")
8471                 message:[error_ localizedDescription]
8472                 delegate:self
8473                 cancelButtonTitle:UCLocalize("OK")
8474                 otherButtonTitles:nil
8475             ] autorelease];
8476
8477             [alert setContext:@"urlerror"];
8478             [alert show];
8479
8480             href_ = nil;
8481         } else {
8482             UIAlertView *alert = [[[UIAlertView alloc]
8483                 initWithTitle:UCLocalize("NOT_REPOSITORY")
8484                 message:UCLocalize("NOT_REPOSITORY_EX")
8485                 delegate:self
8486                 cancelButtonTitle:UCLocalize("OK")
8487                 otherButtonTitles:nil
8488             ] autorelease];
8489
8490             [alert setContext:@"trivial"];
8491             [alert show];
8492
8493             href_ = nil;
8494         }
8495
8496         error_ = nil;
8497     }
8498 }
8499
8500 - (void) connection:(NSURLConnection *)connection didReceiveResponse:(NSHTTPURLResponse *)response {
8501     switch ([response statusCode]) {
8502         case 200:
8503             cydia_ = YES;
8504     }
8505 }
8506
8507 - (void) connection:(NSURLConnection *)connection didFailWithError:(NSError *)error {
8508     lprintf("connection:\"%s\" didFailWithError:\"%s\"", [href_ UTF8String], [[error localizedDescription] UTF8String]);
8509     error_ = error;
8510     [self _endConnection:connection];
8511 }
8512
8513 - (void) connectionDidFinishLoading:(NSURLConnection *)connection {
8514     [self _endConnection:connection];
8515 }
8516
8517 - (NSURLConnection *) _requestHRef:(NSString *)href method:(NSString *)method {
8518     NSURL *url([NSURL URLWithString:href]);
8519
8520     NSMutableURLRequest *request = [NSMutableURLRequest
8521         requestWithURL:url
8522         cachePolicy:NSURLRequestUseProtocolCachePolicy
8523         timeoutInterval:120.0
8524     ];
8525
8526     [request setHTTPMethod:method];
8527
8528     if (Machine_ != NULL)
8529         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
8530
8531     if ([url isCydiaSecure]) {
8532         if (UniqueID_ != nil) {
8533             [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
8534             [request setValue:UniqueID_ forHTTPHeaderField:@"X-Cydia-Id"];
8535         }
8536     }
8537
8538     return [[[NSURLConnection alloc] initWithRequest:request delegate:self] autorelease];
8539 }
8540
8541 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
8542     NSString *context([alert context]);
8543
8544     if ([context isEqualToString:@"source"]) {
8545         switch (button) {
8546             case 1: {
8547                 NSString *href = [[alert textField] text];
8548
8549                 //installer_ = [[self _requestHRef:href method:@"GET"] retain];
8550
8551                 if (![href hasSuffix:@"/"])
8552                     href_ = [href stringByAppendingString:@"/"];
8553                 else
8554                     href_ = href;
8555
8556                 trivial_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages"] method:@"HEAD"] retain];
8557                 trivial_bz2_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.bz2"] method:@"HEAD"] retain];
8558                 trivial_gz_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.gz"] method:@"HEAD"] retain];
8559                 //trivial_bz2_ = [[self _requestHRef:[href stringByAppendingString:@"dists/Release"] method:@"HEAD"] retain];
8560
8561                 cydia_ = false;
8562
8563                 // XXX: this is stupid
8564                 hud_ = [delegate_ addProgressHUD];
8565                 [hud_ setText:UCLocalize("VERIFYING_URL")];
8566                 [delegate_ retainNetworkActivityIndicator];
8567             } break;
8568
8569             case 0:
8570             break;
8571
8572             _nodefault
8573         }
8574
8575         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8576     } else if ([context isEqualToString:@"trivial"])
8577         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8578     else if ([context isEqualToString:@"urlerror"])
8579         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8580     else if ([context isEqualToString:@"warning"]) {
8581         switch (button) {
8582             case 1:
8583                 [self performSelector:@selector(complete) withObject:nil afterDelay:0];
8584             break;
8585
8586             case 0:
8587             break;
8588
8589             _nodefault
8590         }
8591
8592         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8593     }
8594 }
8595
8596 - (void) loadView {
8597     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame] style:UITableViewStylePlain] autorelease];
8598     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8599     [list_ setRowHeight:53];
8600     [(UITableView *) list_ setDataSource:self];
8601     [list_ setDelegate:self];
8602     [self setView:list_];
8603 }
8604
8605 - (void) viewDidLoad {
8606     [super viewDidLoad];
8607
8608     [[self navigationItem] setTitle:UCLocalize("SOURCES")];
8609     [self updateButtonsForEditingStatus:NO animated:NO];
8610 }
8611
8612 - (void) releaseSubviews {
8613     list_ = nil;
8614
8615     sources_ = nil;
8616
8617     [super releaseSubviews];
8618 }
8619
8620 - (id) initWithDatabase:(Database *)database {
8621     if ((self = [super init]) != nil) {
8622         database_ = database;
8623     } return self;
8624 }
8625
8626 - (void) reloadData {
8627     [super reloadData];
8628
8629 @synchronized (database_) {
8630     era_ = [database_ era];
8631
8632     pkgSourceList list;
8633     if ([database_ popErrorWithTitle:UCLocalize("SOURCES") forOperation:list.ReadMainList()])
8634         return;
8635
8636     sources_ = [NSMutableArray arrayWithCapacity:16];
8637     [sources_ addObjectsFromArray:[database_ sources]];
8638     _trace();
8639     [sources_ sortUsingSelector:@selector(compareByName:)];
8640     _trace();
8641
8642     int count([sources_ count]);
8643     offset_ = 0;
8644     for (int i = 0; i != count; i++) {
8645         if ([[sources_ objectAtIndex:i] record] == nil)
8646             break;
8647         offset_++;
8648     }
8649
8650     [list_ setEditing:NO];
8651     [self updateButtonsForEditingStatus:NO animated:NO];
8652     [list_ reloadData];
8653 } }
8654
8655 - (void) showAddSourcePrompt {
8656     UIAlertView *alert = [[[UIAlertView alloc]
8657         initWithTitle:UCLocalize("ENTER_APT_URL")
8658         message:nil
8659         delegate:self
8660         cancelButtonTitle:UCLocalize("CANCEL")
8661         otherButtonTitles:
8662             UCLocalize("ADD_SOURCE"),
8663         nil
8664     ] autorelease];
8665
8666     [alert setContext:@"source"];
8667
8668     [alert setNumberOfRows:1];
8669     [alert addTextFieldWithValue:@"http://" label:@""];
8670
8671     UITextInputTraits *traits = [[alert textField] textInputTraits];
8672     [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
8673     [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
8674     [traits setKeyboardType:UIKeyboardTypeURL];
8675     // XXX: UIReturnKeyDone
8676     [traits setReturnKeyType:UIReturnKeyNext];
8677
8678     [alert show];
8679 }
8680
8681 - (void) addButtonClicked {
8682     [self showAddSourcePrompt];
8683 }
8684
8685 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated {
8686     [[self navigationItem] setLeftBarButtonItem:(editing ? [[[UIBarButtonItem alloc]
8687         initWithTitle:UCLocalize("ADD")
8688         style:UIBarButtonItemStylePlain
8689         target:self
8690         action:@selector(addButtonClicked)
8691     ] autorelease] : [[self navigationItem] backBarButtonItem]) animated:animated];
8692
8693     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8694         initWithTitle:(editing ? UCLocalize("DONE") : UCLocalize("EDIT"))
8695         style:(editing ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8696         target:self
8697         action:@selector(editButtonClicked)
8698     ] autorelease] animated:animated];
8699
8700     if (IsWildcat_ && !editing)
8701         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8702             initWithTitle:UCLocalize("SETTINGS")
8703             style:UIBarButtonItemStylePlain
8704             target:self
8705             action:@selector(settingsButtonClicked)
8706         ] autorelease]];
8707 }
8708
8709 - (void) settingsButtonClicked {
8710     [delegate_ showSettings];
8711 }
8712
8713 - (void) editButtonClicked {
8714     [list_ setEditing:![list_ isEditing] animated:YES];
8715
8716     [self updateButtonsForEditingStatus:[list_ isEditing] animated:YES];
8717 }
8718
8719 @end
8720 /* }}} */
8721
8722 /* Settings Controller {{{ */
8723 @interface SettingsController : CyteViewController <
8724     UITableViewDataSource,
8725     UITableViewDelegate
8726 > {
8727     _transient Database *database_;
8728     // XXX: ok, "roledelegate_"?...
8729     _transient id roledelegate_;
8730     _H<UITableView, 2> table_;
8731     _H<UISegmentedControl> segment_;
8732     _H<UIView> container_;
8733 }
8734
8735 - (void) showDoneButton;
8736 - (void) resizeSegmentedControl;
8737
8738 @end
8739
8740 @implementation SettingsController
8741
8742 - (void) loadView {
8743     table_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame] style:UITableViewStyleGrouped] autorelease];
8744     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8745     [table_ setDelegate:self];
8746     [(UITableView *) table_ setDataSource:self];
8747     [self setView:table_];
8748
8749     NSArray *items = [NSArray arrayWithObjects:
8750         UCLocalize("USER"),
8751         UCLocalize("HACKER"),
8752         UCLocalize("DEVELOPER"),
8753     nil];
8754     segment_ = [[[UISegmentedControl alloc] initWithItems:items] autorelease];
8755     [segment_ setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleLeftMargin)];
8756     container_ = [[[UIView alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, 44.0f)] autorelease];
8757     [container_ addSubview:segment_];
8758 }
8759
8760 - (void) viewDidLoad {
8761     [super viewDidLoad];
8762
8763     [[self navigationItem] setTitle:UCLocalize("WHO_ARE_YOU")];
8764
8765     int index = -1;
8766     if ([Role_ isEqualToString:@"User"]) index = 0;
8767     if ([Role_ isEqualToString:@"Hacker"]) index = 1;
8768     if ([Role_ isEqualToString:@"Developer"]) index = 2;
8769     if (index != -1) {
8770         [segment_ setSelectedSegmentIndex:index];
8771         [self showDoneButton];
8772     }
8773
8774     [segment_ addTarget:self action:@selector(segmentChanged:) forControlEvents:UIControlEventValueChanged];
8775     [self resizeSegmentedControl];
8776 }
8777
8778 - (void) releaseSubviews {
8779     table_ = nil;
8780     segment_ = nil;
8781     container_ = nil;
8782
8783     [super releaseSubviews];
8784 }
8785
8786 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
8787     if ((self = [super init]) != nil) {
8788         database_ = database;
8789         roledelegate_ = delegate;
8790     } return self;
8791 }
8792
8793 - (void) resizeSegmentedControl {
8794     CGFloat width = [[self view] frame].size.width;
8795     [segment_ setFrame:CGRectMake(width / 32.0f, 0, width - (width / 32.0f * 2.0f), 44.0f)];
8796 }
8797
8798 - (void) viewWillAppear:(BOOL)animated {
8799     [super viewWillAppear:animated];
8800
8801     [self resizeSegmentedControl];
8802 }
8803
8804 - (void) willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation duration:(NSTimeInterval)duration {
8805     [self resizeSegmentedControl];
8806 }
8807
8808 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
8809     [self resizeSegmentedControl];
8810 }
8811
8812 - (void) save {
8813     NSString *role(nil);
8814
8815     switch ([segment_ selectedSegmentIndex]) {
8816         case 0: role = @"User"; break;
8817         case 1: role = @"Hacker"; break;
8818         case 2: role = @"Developer"; break;
8819
8820         _nodefault
8821     }
8822
8823     if (![role isEqualToString:Role_]) {
8824         bool rolling(Role_ == nil);
8825         Role_ = role;
8826
8827         Settings_ = [NSMutableDictionary dictionaryWithObjectsAndKeys:
8828             Role_, @"Role",
8829         nil];
8830
8831         [Metadata_ setObject:Settings_ forKey:@"Settings"];
8832         Changed_ = true;
8833
8834         if (rolling)
8835             [roledelegate_ loadData];
8836         else
8837             [roledelegate_ updateData];
8838     }
8839 }
8840
8841 - (void) segmentChanged:(UISegmentedControl *)control {
8842     [self showDoneButton];
8843 }
8844
8845 - (void) saveAndClose {
8846     [self save];
8847
8848     [[self navigationItem] setRightBarButtonItem:nil];
8849     [[self navigationController] dismissModalViewControllerAnimated:YES];
8850 }
8851
8852 - (void) doneButtonClicked {
8853     UIActivityIndicatorView *spinner = [[[UIActivityIndicatorView alloc] initWithFrame:CGRectMake(0, 0, 20.0f, 20.0f)] autorelease];
8854     [spinner startAnimating];
8855     UIBarButtonItem *spinItem = [[[UIBarButtonItem alloc] initWithCustomView:spinner] autorelease];
8856     [[self navigationItem] setRightBarButtonItem:spinItem];
8857
8858     [self performSelector:@selector(saveAndClose) withObject:nil afterDelay:0];
8859 }
8860
8861 - (void) showDoneButton {
8862     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8863         initWithTitle:UCLocalize("DONE")
8864         style:UIBarButtonItemStyleDone
8865         target:self
8866         action:@selector(doneButtonClicked)
8867     ] autorelease] animated:([[self navigationItem] rightBarButtonItem] == nil)];
8868 }
8869
8870 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8871     // XXX: For not having a single cell in the table, this sure is a lot of sections.
8872     return 6;
8873 }
8874
8875 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8876     return 0; // :(
8877 }
8878
8879 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8880     return nil; // This method is required by the protocol.
8881 }
8882
8883 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
8884     if (section == 1)
8885         return UCLocalize("ROLE_EX");
8886     if (section == 4)
8887         return [NSString stringWithFormat:
8888             @"%@: %@\n%@: %@\n%@: %@",
8889             UCLocalize("USER"), UCLocalize("USER_EX"),
8890             UCLocalize("HACKER"), UCLocalize("HACKER_EX"),
8891             UCLocalize("DEVELOPER"), UCLocalize("DEVELOPER_EX")
8892         ];
8893     else return nil;
8894 }
8895
8896 - (CGFloat) tableView:(UITableView *)tableView heightForHeaderInSection:(NSInteger)section {
8897     return section == 3 ? 44.0f : 0;
8898 }
8899
8900 - (UIView *) tableView:(UITableView *)tableView viewForHeaderInSection:(NSInteger)section {
8901     return section == 3 ? container_ : nil;
8902 }
8903
8904 - (void) reloadData {
8905     [super reloadData];
8906
8907     [table_ reloadData];
8908 }
8909
8910 @end
8911 /* }}} */
8912 /* Stash Controller {{{ */
8913 @interface StashController : CyteViewController {
8914     _H<UIActivityIndicatorView> spinner_;
8915     _H<UILabel> status_;
8916     _H<UILabel> caption_;
8917 }
8918
8919 @end
8920
8921 @implementation StashController
8922
8923 - (void) loadView {
8924     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
8925     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
8926     [self setView:view];
8927
8928     [view setBackgroundColor:[UIColor viewFlipsideBackgroundColor]];
8929
8930     spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteLarge] autorelease];
8931     CGRect spinrect = [spinner_ frame];
8932     spinrect.origin.x = ([[self view] frame].size.width / 2) - (spinrect.size.width / 2);
8933     spinrect.origin.y = [[self view] frame].size.height - 80.0f;
8934     [spinner_ setFrame:spinrect];
8935     [spinner_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin];
8936     [view addSubview:spinner_];
8937     [spinner_ startAnimating];
8938
8939     CGRect captrect;
8940     captrect.size.width = [[self view] frame].size.width;
8941     captrect.size.height = 40.0f;
8942     captrect.origin.x = 0;
8943     captrect.origin.y = ([[self view] frame].size.height / 2) - (captrect.size.height * 2);
8944     caption_ = [[[UILabel alloc] initWithFrame:captrect] autorelease];
8945     [caption_ setText:UCLocalize("PREPARING_FILESYSTEM")];
8946     [caption_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8947     [caption_ setFont:[UIFont boldSystemFontOfSize:28.0f]];
8948     [caption_ setTextColor:[UIColor whiteColor]];
8949     [caption_ setBackgroundColor:[UIColor clearColor]];
8950     [caption_ setShadowColor:[UIColor blackColor]];
8951     [caption_ setTextAlignment:UITextAlignmentCenter];
8952     [view addSubview:caption_];
8953
8954     CGRect statusrect;
8955     statusrect.size.width = [[self view] frame].size.width;
8956     statusrect.size.height = 30.0f;
8957     statusrect.origin.x = 0;
8958     statusrect.origin.y = ([[self view] frame].size.height / 2) - statusrect.size.height;
8959     status_ = [[[UILabel alloc] initWithFrame:statusrect] autorelease];
8960     [status_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8961     [status_ setText:UCLocalize("EXIT_WHEN_COMPLETE")];
8962     [status_ setFont:[UIFont systemFontOfSize:16.0f]];
8963     [status_ setTextColor:[UIColor whiteColor]];
8964     [status_ setBackgroundColor:[UIColor clearColor]];
8965     [status_ setShadowColor:[UIColor blackColor]];
8966     [status_ setTextAlignment:UITextAlignmentCenter];
8967     [view addSubview:status_];
8968 }
8969
8970 - (void) releaseSubviews {
8971     spinner_ = nil;
8972     status_ = nil;
8973     caption_ = nil;
8974
8975     [super releaseSubviews];
8976 }
8977
8978 @end
8979 /* }}} */
8980
8981 @interface CYURLCache : SDURLCache {
8982 }
8983
8984 @end
8985
8986 @implementation CYURLCache
8987
8988 - (void) logEvent:(NSString *)event forRequest:(NSURLRequest *)request {
8989 #if !ForRelease
8990     if (false);
8991     else if ([event isEqualToString:@"no-cache"])
8992         event = @"!!!";
8993     else if ([event isEqualToString:@"store"])
8994         event = @">>>";
8995     else if ([event isEqualToString:@"invalid"])
8996         event = @"???";
8997     else if ([event isEqualToString:@"memory"])
8998         event = @"mem";
8999     else if ([event isEqualToString:@"disk"])
9000         event = @"ssd";
9001     else if ([event isEqualToString:@"miss"])
9002         event = @"---";
9003
9004     NSLog(@"%@: %@", event, [[request URL] absoluteString]);
9005 #endif
9006 }
9007
9008 - (void) storeCachedResponse:(NSCachedURLResponse *)cached forRequest:(NSURLRequest *)request {
9009     if (NSURLResponse *response = [cached response])
9010         if (NSString *mime = [response MIMEType])
9011             if ([mime isEqualToString:@"text/cache-manifest"]) {
9012                 NSURL *url([response URL]);
9013
9014 #if !ForRelease
9015                 NSLog(@"###: %@", [url absoluteString]);
9016 #endif
9017
9018                 @synchronized (HostConfig_) {
9019                     [CachedURLs_ addObject:url];
9020                 }
9021             }
9022
9023     [super storeCachedResponse:cached forRequest:request];
9024 }
9025
9026 @end
9027
9028 @interface Cydia : UIApplication <
9029     ConfirmationControllerDelegate,
9030     DatabaseDelegate,
9031     CydiaDelegate,
9032     UINavigationControllerDelegate,
9033     UITabBarControllerDelegate
9034 > {
9035     _H<UIWindow> window_;
9036     _H<CYTabBarController> tabbar_;
9037     _H<CydiaLoadingViewController> emulated_;
9038
9039     _H<NSMutableArray> essential_;
9040     _H<NSMutableArray> broken_;
9041
9042     Database *database_;
9043
9044     _H<NSURL> starturl_;
9045
9046     unsigned locked_;
9047     unsigned activity_;
9048
9049     _H<StashController> stash_;
9050
9051     bool loaded_;
9052 }
9053
9054 - (void) loadData;
9055
9056 @end
9057
9058 @implementation Cydia
9059
9060 - (void) beginUpdate {
9061     [tabbar_ beginUpdate];
9062 }
9063
9064 - (BOOL) updating {
9065     return [tabbar_ updating];
9066 }
9067
9068 - (void) _loaded {
9069     if ([broken_ count] != 0) {
9070         int count = [broken_ count];
9071
9072         UIAlertView *alert = [[[UIAlertView alloc]
9073             initWithTitle:(count == 1 ? UCLocalize("HALFINSTALLED_PACKAGE") : [NSString stringWithFormat:UCLocalize("HALFINSTALLED_PACKAGES"), count])
9074             message:UCLocalize("HALFINSTALLED_PACKAGE_EX")
9075             delegate:self
9076             cancelButtonTitle:UCLocalize("FORCIBLY_CLEAR")
9077             otherButtonTitles:
9078                 UCLocalize("TEMPORARY_IGNORE"),
9079             nil
9080         ] autorelease];
9081
9082         [alert setContext:@"fixhalf"];
9083         [alert setNumberOfRows:2];
9084         [alert show];
9085     } else if (!Ignored_ && [essential_ count] != 0) {
9086         int count = [essential_ count];
9087
9088         UIAlertView *alert = [[[UIAlertView alloc]
9089             initWithTitle:(count == 1 ? UCLocalize("ESSENTIAL_UPGRADE") : [NSString stringWithFormat:UCLocalize("ESSENTIAL_UPGRADES"), count])
9090             message:UCLocalize("ESSENTIAL_UPGRADE_EX")
9091             delegate:self
9092             cancelButtonTitle:UCLocalize("TEMPORARY_IGNORE")
9093             otherButtonTitles:
9094                 UCLocalize("UPGRADE_ESSENTIAL"),
9095                 UCLocalize("COMPLETE_UPGRADE"),
9096             nil
9097         ] autorelease];
9098
9099         [alert setContext:@"upgrade"];
9100         [alert show];
9101     }
9102 }
9103
9104 - (void) returnToCydia {
9105     [self _loaded];
9106 }
9107
9108 - (void) _saveConfig {
9109     @synchronized (database_) {
9110         _trace();
9111         MetaFile_.Sync();
9112         _trace();
9113     }
9114
9115     if (Changed_) {
9116         NSString *error(nil);
9117
9118         if (NSData *data = [NSPropertyListSerialization dataFromPropertyList:Metadata_ format:NSPropertyListBinaryFormat_v1_0 errorDescription:&error]) {
9119             _trace();
9120             NSError *error(nil);
9121             if (![data writeToFile:@"/var/lib/cydia/metadata.plist" options:NSAtomicWrite error:&error])
9122                 NSLog(@"failure to save metadata data: %@", error);
9123             _trace();
9124
9125             Changed_ = false;
9126         } else {
9127             NSLog(@"failure to serialize metadata: %@", error);
9128         }
9129     }
9130
9131     CydiaWriteSources();
9132 }
9133
9134 // Navigation controller for the queuing badge.
9135 - (UINavigationController *) queueNavigationController {
9136     NSArray *controllers = [tabbar_ viewControllers];
9137     return [controllers objectAtIndex:3];
9138 }
9139
9140 - (void) unloadData {
9141     [tabbar_ unloadData];
9142 }
9143
9144 - (void) _updateData {
9145     [self _saveConfig];
9146     [self unloadData];
9147
9148     UINavigationController *navigation = [self queueNavigationController];
9149
9150     id queuedelegate = nil;
9151     if ([[navigation viewControllers] count] > 0)
9152         queuedelegate = [[navigation viewControllers] objectAtIndex:0];
9153
9154     [queuedelegate queueStatusDidChange];
9155     [[navigation tabBarItem] setBadgeValue:(Queuing_ ? UCLocalize("Q_D") : nil)];
9156 }
9157
9158 - (void) _refreshIfPossible:(NSDate *)update {
9159     NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
9160
9161     bool recently = false;
9162     if (update != nil) {
9163         NSTimeInterval interval([update timeIntervalSinceNow]);
9164         if (interval <= 0 && interval > -(15*60))
9165             recently = true;
9166     }
9167
9168     // Don't automatic refresh if:
9169     //  - We already refreshed recently.
9170     //  - We already auto-refreshed this launch.
9171     //  - Auto-refresh is disabled.
9172     if (recently || loaded_ || ManualRefresh) {
9173         // If we are cancelling, we need to make sure it knows it's already loaded.
9174         loaded_ = true;
9175
9176         [self performSelectorOnMainThread:@selector(_loaded) withObject:nil waitUntilDone:NO];
9177     } else {
9178         // We are going to load, so remember that.
9179         loaded_ = true;
9180
9181         SCNetworkReachabilityFlags flags; {
9182             SCNetworkReachabilityRef reachability(SCNetworkReachabilityCreateWithName(NULL, "cydia.saurik.com"));
9183             SCNetworkReachabilityGetFlags(reachability, &flags);
9184             CFRelease(reachability);
9185         }
9186
9187         // XXX: this elaborate mess is what Apple is using to determine this? :(
9188         // XXX: do we care if the user has to intervene? maybe that's ok?
9189         bool reachable(
9190             (flags & kSCNetworkReachabilityFlagsReachable) != 0 && (
9191                 (flags & kSCNetworkReachabilityFlagsConnectionRequired) == 0 || (
9192                     (flags & kSCNetworkReachabilityFlagsConnectionOnDemand) != 0 ||
9193                     (flags & kSCNetworkReachabilityFlagsConnectionOnTraffic) != 0
9194                 ) && (flags & kSCNetworkReachabilityFlagsInterventionRequired) == 0 ||
9195                 (flags & kSCNetworkReachabilityFlagsIsWWAN) != 0
9196             )
9197         );
9198
9199         // If we can reach the server, auto-refresh!
9200         if (reachable)
9201             [tabbar_ performSelectorOnMainThread:@selector(setUpdate:) withObject:update waitUntilDone:NO];
9202     }
9203
9204     [pool release];
9205 }
9206
9207 - (void) refreshIfPossible {
9208     [NSThread detachNewThreadSelector:@selector(_refreshIfPossible:) toTarget:self withObject:[Metadata_ objectForKey:@"LastUpdate"]];
9209 }
9210
9211 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
9212 @synchronized (self) {
9213     UIProgressHUD *hud(loaded_ ? [self addProgressHUD] : nil);
9214     [hud setText:UCLocalize("RELOADING_DATA")];
9215
9216     [database_ yieldToSelector:@selector(reloadDataWithInvocation:) withObject:invocation];
9217
9218     size_t changes(0);
9219
9220     [essential_ removeAllObjects];
9221     [broken_ removeAllObjects];
9222
9223     NSArray *packages([database_ packages]);
9224     for (Package *package in packages) {
9225         if ([package half])
9226             [broken_ addObject:package];
9227         if ([package upgradableAndEssential:NO]) {
9228             if ([package essential])
9229                 [essential_ addObject:package];
9230             ++changes;
9231         }
9232     }
9233
9234     UITabBarItem *changesItem = [[[tabbar_ viewControllers] objectAtIndex:2] tabBarItem];
9235     if (changes != 0) {
9236         _trace();
9237         NSString *badge([[NSNumber numberWithInt:changes] stringValue]);
9238         [changesItem setBadgeValue:badge];
9239         [changesItem setAnimatedBadge:([essential_ count] > 0)];
9240         [self setApplicationIconBadgeNumber:changes];
9241     } else {
9242         _trace();
9243         [changesItem setBadgeValue:nil];
9244         [changesItem setAnimatedBadge:NO];
9245         [self setApplicationIconBadgeNumber:0];
9246     }
9247
9248     [self _updateData];
9249
9250     if (hud != nil)
9251         [self removeProgressHUD:hud];
9252 } }
9253
9254 - (void) updateData {
9255     [self _updateData];
9256 }
9257
9258 - (void) update_ {
9259     [database_ update];
9260     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
9261 }
9262
9263 - (void) disemulate {
9264     if (emulated_ == nil)
9265         return;
9266
9267     [window_ addSubview:[tabbar_ view]];
9268     [[emulated_ view] removeFromSuperview];
9269     emulated_ = nil;
9270     [window_ setUserInteractionEnabled:YES];
9271 }
9272
9273 - (void) presentModalViewController:(UIViewController *)controller force:(BOOL)force {
9274     UINavigationController *navigation([[[UINavigationController alloc] initWithRootViewController:controller] autorelease]);
9275     if (IsWildcat_)
9276         [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
9277
9278     UIViewController *parent;
9279     if (emulated_ == nil)
9280         parent = tabbar_;
9281     else if (!force)
9282         parent = emulated_;
9283     else {
9284         [self disemulate];
9285         parent = tabbar_;
9286     }
9287
9288     [parent presentModalViewController:navigation animated:YES];
9289 }
9290
9291 - (ProgressController *) invokeNewProgress:(NSInvocation *)invocation forController:(UINavigationController *)navigation withTitle:(NSString *)title {
9292     ProgressController *progress([[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease]);
9293
9294     if (navigation != nil)
9295         [navigation pushViewController:progress animated:YES];
9296     else
9297         [self presentModalViewController:progress force:YES];
9298
9299     [progress invoke:invocation withTitle:title];
9300     return progress;
9301 }
9302
9303 - (void) detachNewProgressSelector:(SEL)selector toTarget:(id)target forController:(UINavigationController *)navigation title:(NSString *)title {
9304     [self invokeNewProgress:[NSInvocation invocationWithSelector:selector forTarget:target] forController:navigation withTitle:title];
9305 }
9306
9307 - (void) repairWithInvocation:(NSInvocation *)invocation {
9308     _trace();
9309     [self invokeNewProgress:invocation forController:nil withTitle:@"REPAIRING"];
9310     _trace();
9311 }
9312
9313 - (void) repairWithSelector:(SEL)selector {
9314     [self performSelectorOnMainThread:@selector(repairWithInvocation:) withObject:[NSInvocation invocationWithSelector:selector forTarget:database_] waitUntilDone:YES];
9315 }
9316
9317 - (void) reloadData {
9318     [self reloadDataWithInvocation:nil];
9319     if ([database_ progressDelegate] == nil)
9320         [self _loaded];
9321 }
9322
9323 - (void) syncData {
9324     [self _saveConfig];
9325     [self detachNewProgressSelector:@selector(update_) toTarget:self forController:nil title:@"UPDATING_SOURCES"];
9326 }
9327
9328 - (void) addSource:(NSDictionary *) source {
9329     CydiaAddSource(source);
9330 }
9331
9332 - (void) addSource:(NSString *)href withDistribution:(NSString *)distribution andSections:(NSArray *)sections {
9333     CydiaAddSource(href, distribution, sections);
9334 }
9335
9336 - (void) addTrivialSource:(NSString *)href {
9337     CydiaAddSource(href, @"./");
9338 }
9339
9340 - (void) updateValues {
9341     Changed_ = true;
9342 }
9343
9344 - (void) resolve {
9345     pkgProblemResolver *resolver = [database_ resolver];
9346
9347     resolver->InstallProtect();
9348     if (!resolver->Resolve(true))
9349         _error->Discard();
9350 }
9351
9352 - (bool) perform {
9353     // XXX: this is a really crappy way of doing this.
9354     // like, seriously: this state machine is still broken, and cancelling this here doesn't really /fix/ that.
9355     // for one, the user can still /start/ a reloading data event while they have a queue, which is stupid
9356     // for two, this just means there is a race condition between the refresh completing and the confirmation controller appearing.
9357     if ([tabbar_ updating])
9358         [tabbar_ cancelUpdate];
9359
9360     if (![database_ prepare])
9361         return false;
9362
9363     ConfirmationController *page([[[ConfirmationController alloc] initWithDatabase:database_] autorelease]);
9364     [page setDelegate:self];
9365     UINavigationController *confirm_([[[UINavigationController alloc] initWithRootViewController:page] autorelease]);
9366
9367     if (IsWildcat_)
9368         [confirm_ setModalPresentationStyle:UIModalPresentationFormSheet];
9369     [tabbar_ presentModalViewController:confirm_ animated:YES];
9370
9371     return true;
9372 }
9373
9374 - (void) queue {
9375     @synchronized (self) {
9376         [self perform];
9377     }
9378 }
9379
9380 - (void) clearPackage:(Package *)package {
9381     @synchronized (self) {
9382         [package clear];
9383         [self resolve];
9384         [self perform];
9385     }
9386 }
9387
9388 - (void) installPackages:(NSArray *)packages {
9389     @synchronized (self) {
9390         for (Package *package in packages)
9391             [package install];
9392         [self resolve];
9393         [self perform];
9394     }
9395 }
9396
9397 - (void) installPackage:(Package *)package {
9398     @synchronized (self) {
9399         [package install];
9400         [self resolve];
9401         [self perform];
9402     }
9403 }
9404
9405 - (void) removePackage:(Package *)package {
9406     @synchronized (self) {
9407         [package remove];
9408         [self resolve];
9409         [self perform];
9410     }
9411 }
9412
9413 - (void) distUpgrade {
9414     @synchronized (self) {
9415         if (![database_ upgrade])
9416             return;
9417         [self perform];
9418     }
9419 }
9420
9421 - (void) perform_ {
9422     [database_ perform];
9423     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
9424 }
9425
9426 - (void) confirmWithNavigationController:(UINavigationController *)navigation {
9427     Queuing_ = false;
9428     ++locked_;
9429     [self detachNewProgressSelector:@selector(perform_) toTarget:self forController:navigation title:@"RUNNING"];
9430     --locked_;
9431     [self refreshIfPossible];
9432 }
9433
9434 - (void) showSettings {
9435     [self presentModalViewController:[[[SettingsController alloc] initWithDatabase:database_ delegate:self] autorelease] force:NO];
9436 }
9437
9438 - (void) retainNetworkActivityIndicator {
9439     if (activity_++ == 0)
9440         [self setNetworkActivityIndicatorVisible:YES];
9441
9442 #if TraceLogging
9443     NSLog(@"retainNetworkActivityIndicator->%d", activity_);
9444 #endif
9445 }
9446
9447 - (void) releaseNetworkActivityIndicator {
9448     if (--activity_ == 0)
9449         [self setNetworkActivityIndicatorVisible:NO];
9450
9451 #if TraceLogging
9452     NSLog(@"releaseNetworkActivityIndicator->%d", activity_);
9453 #endif
9454
9455 }
9456
9457 - (void) cancelAndClear:(bool)clear {
9458     @synchronized (self) {
9459         if (clear) {
9460             [database_ clear];
9461             Queuing_ = false;
9462         } else {
9463             Queuing_ = true;
9464         }
9465
9466         [self _updateData];
9467     }
9468 }
9469
9470 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
9471     NSString *context([alert context]);
9472
9473     if ([context isEqualToString:@"conffile"]) {
9474         FILE *input = [database_ input];
9475         if (button == [alert cancelButtonIndex])
9476             fprintf(input, "N\n");
9477         else if (button == [alert firstOtherButtonIndex])
9478             fprintf(input, "Y\n");
9479         fflush(input);
9480
9481         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9482     } else if ([context isEqualToString:@"fixhalf"]) {
9483         if (button == [alert cancelButtonIndex]) {
9484             @synchronized (self) {
9485                 for (Package *broken in (id) broken_) {
9486                     [broken remove];
9487
9488                     NSString *id = [broken id];
9489                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.prerm", id] UTF8String]);
9490                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postrm", id] UTF8String]);
9491                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.preinst", id] UTF8String]);
9492                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postinst", id] UTF8String]);
9493                 }
9494
9495                 [self resolve];
9496                 [self perform];
9497             }
9498         } else if (button == [alert firstOtherButtonIndex]) {
9499             [broken_ removeAllObjects];
9500             [self _loaded];
9501         }
9502
9503         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9504     } else if ([context isEqualToString:@"upgrade"]) {
9505         if (button == [alert firstOtherButtonIndex]) {
9506             @synchronized (self) {
9507                 for (Package *essential in (id) essential_)
9508                     [essential install];
9509
9510                 [self resolve];
9511                 [self perform];
9512             }
9513         } else if (button == [alert firstOtherButtonIndex] + 1) {
9514             [self distUpgrade];
9515         } else if (button == [alert cancelButtonIndex]) {
9516             Ignored_ = YES;
9517         }
9518
9519         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9520     }
9521 }
9522
9523 - (void) system:(NSString *)command {
9524     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9525
9526     _trace();
9527     system([command UTF8String]);
9528     _trace();
9529
9530     [pool release];
9531 }
9532
9533 - (void) applicationWillSuspend {
9534     [database_ clean];
9535     [super applicationWillSuspend];
9536 }
9537
9538 - (BOOL) isSafeToSuspend {
9539     if (locked_ != 0) {
9540 #if !ForRelease
9541         NSLog(@"isSafeToSuspend: locked_ != 0");
9542 #endif
9543         return false;
9544     }
9545
9546     // Use external process status API internally.
9547     // This is probably a really bad idea.
9548     // XXX: what is the point of this? does this solve anything at all?
9549     uint64_t status = 0;
9550     int notify_token;
9551     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
9552         notify_get_state(notify_token, &status);
9553         notify_cancel(notify_token);
9554     }
9555
9556     if (status != 0) {
9557 #if !ForRelease
9558         NSLog(@"isSafeToSuspend: status != 0");
9559 #endif
9560         return false;
9561     }
9562
9563 #if !ForRelease
9564     NSLog(@"isSafeToSuspend: -> true");
9565 #endif
9566     return true;
9567 }
9568
9569 - (void) applicationSuspend:(__GSEvent *)event {
9570     if ([self isSafeToSuspend])
9571         [super applicationSuspend:event];
9572 }
9573
9574 - (void) _animateSuspension:(BOOL)arg0 duration:(double)arg1 startTime:(double)arg2 scale:(float)arg3 {
9575     if ([self isSafeToSuspend])
9576         [super _animateSuspension:arg0 duration:arg1 startTime:arg2 scale:arg3];
9577 }
9578
9579 - (void) _setSuspended:(BOOL)value {
9580     if ([self isSafeToSuspend])
9581         [super _setSuspended:value];
9582 }
9583
9584 - (UIProgressHUD *) addProgressHUD {
9585     UIProgressHUD *hud([[[UIProgressHUD alloc] init] autorelease]);
9586     [hud setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
9587
9588     [window_ setUserInteractionEnabled:NO];
9589
9590     UIViewController *target(tabbar_);
9591     if (UIViewController *modal = [target modalViewController])
9592         target = modal;
9593
9594     [hud showInView:[target view]];
9595
9596     ++locked_;
9597     return hud;
9598 }
9599
9600 - (void) removeProgressHUD:(UIProgressHUD *)hud {
9601     --locked_;
9602     [hud hide];
9603     [hud removeFromSuperview];
9604     [window_ setUserInteractionEnabled:YES];
9605 }
9606
9607 - (CyteViewController *) pageForPackage:(NSString *)name {
9608     return [[[CYPackageController alloc] initWithDatabase:database_ forPackage:name] autorelease];
9609 }
9610
9611 - (CyteViewController *) pageForURL:(NSURL *)url forExternal:(BOOL)external {
9612     NSString *scheme([[url scheme] lowercaseString]);
9613     if ([[url absoluteString] length] <= [scheme length] + 3)
9614         return nil;
9615     NSString *path([[url absoluteString] substringFromIndex:[scheme length] + 3]);
9616     NSArray *components([path componentsSeparatedByString:@"/"]);
9617
9618     if ([scheme isEqualToString:@"apptapp"] && [components count] > 0 && [[components objectAtIndex:0] isEqualToString:@"package"])
9619         return [self pageForPackage:[components objectAtIndex:1]];
9620
9621     if ([components count] < 1 || ![scheme isEqualToString:@"cydia"])
9622         return nil;
9623
9624     NSString *base([components objectAtIndex:0]);
9625
9626     CyteViewController *controller = nil;
9627
9628     if ([base isEqualToString:@"url"]) {
9629         // This kind of URL can contain slashes in the argument, so we can't parse them below.
9630         NSString *destination = [[url absoluteString] substringFromIndex:([scheme length] + [@"://" length] + [base length] + [@"/" length])];
9631         controller = [[[CydiaWebViewController alloc] initWithURL:[NSURL URLWithString:destination]] autorelease];
9632     } else if (!external && [components count] == 1) {
9633         if ([base isEqualToString:@"manage"]) {
9634             controller = [[[ManageController alloc] init] autorelease];
9635         }
9636
9637         if ([base isEqualToString:@"storage"]) {
9638             controller = [[[CydiaWebViewController alloc] initWithURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/storage/", UI_]]] autorelease];
9639         }
9640
9641         if ([base isEqualToString:@"sources"]) {
9642             controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9643         }
9644
9645         if ([base isEqualToString:@"home"]) {
9646             controller = [[[HomeController alloc] init] autorelease];
9647         }
9648
9649         if ([base isEqualToString:@"sections"]) {
9650             controller = [[[SectionsController alloc] initWithDatabase:database_] autorelease];
9651         }
9652
9653         if ([base isEqualToString:@"search"]) {
9654             controller = [[[SearchController alloc] initWithDatabase:database_ query:nil] autorelease];
9655         }
9656
9657         if ([base isEqualToString:@"changes"]) {
9658             controller = [[[ChangesController alloc] initWithDatabase:database_] autorelease];
9659         }
9660
9661         if ([base isEqualToString:@"installed"]) {
9662             controller = [[[InstalledController alloc] initWithDatabase:database_] autorelease];
9663         }
9664     } else if ([components count] == 2) {
9665         NSString *argument = [components objectAtIndex:1];
9666
9667         if ([base isEqualToString:@"package"]) {
9668             controller = [self pageForPackage:argument];
9669         }
9670
9671         if (!external && [base isEqualToString:@"search"]) {
9672             controller = [[[SearchController alloc] initWithDatabase:database_ query:[argument stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]] autorelease];
9673         }
9674
9675         if (!external && [base isEqualToString:@"sections"]) {
9676             if ([argument isEqualToString:@"all"])
9677                 argument = nil;
9678             controller = [[[SectionController alloc] initWithDatabase:database_ section:[argument stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]] autorelease];
9679         }
9680
9681         if (!external && [base isEqualToString:@"sources"]) {
9682             if ([argument isEqualToString:@"add"]) {
9683                 controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9684                 [(SourcesController *)controller showAddSourcePrompt];
9685             } else {
9686                 Source *source = [database_ sourceWithKey:[argument stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
9687                 controller = [[[SourceController alloc] initWithDatabase:database_ source:source] autorelease];
9688             }
9689         }
9690
9691         if (!external && [base isEqualToString:@"launch"]) {
9692             [self launchApplicationWithIdentifier:argument suspended:NO];
9693             return nil;
9694         }
9695     } else if (!external && [components count] == 3) {
9696         NSString *arg1 = [components objectAtIndex:1];
9697         NSString *arg2 = [components objectAtIndex:2];
9698
9699         if ([base isEqualToString:@"package"]) {
9700             if ([arg2 isEqualToString:@"settings"]) {
9701                 controller = [[[PackageSettingsController alloc] initWithDatabase:database_ package:arg1] autorelease];
9702             } else if ([arg2 isEqualToString:@"files"]) {
9703                 if (Package *package = [database_ packageWithName:arg1]) {
9704                     controller = [[[FileTable alloc] initWithDatabase:database_] autorelease];
9705                     [(FileTable *)controller setPackage:package];
9706                 }
9707             }
9708         }
9709     }
9710
9711     [controller setDelegate:self];
9712     return controller;
9713 }
9714
9715 - (BOOL) openCydiaURL:(NSURL *)url forExternal:(BOOL)external {
9716     CyteViewController *page([self pageForURL:url forExternal:external]);
9717
9718     if (page != nil)
9719         [tabbar_ setUnselectedViewController:page];
9720
9721     return page != nil;
9722 }
9723
9724 - (void) applicationOpenURL:(NSURL *)url {
9725     [super applicationOpenURL:url];
9726
9727     if (!loaded_)
9728         starturl_ = url;
9729     else
9730         [self openCydiaURL:url forExternal:YES];
9731 }
9732
9733 - (void) applicationWillResignActive:(UIApplication *)application {
9734     // Stop refreshing if you get a phone call or lock the device.
9735     if ([tabbar_ updating])
9736         [tabbar_ cancelUpdate];
9737
9738     if ([[self superclass] instancesRespondToSelector:@selector(applicationWillResignActive:)])
9739         [super applicationWillResignActive:application];
9740 }
9741
9742 - (void) saveState {
9743     [Metadata_ setObject:[tabbar_ navigationURLCollection] forKey:@"InterfaceState"];
9744     [Metadata_ setObject:[NSDate date] forKey:@"LastClosed"];
9745     [Metadata_ setObject:[NSNumber numberWithInt:[tabbar_ selectedIndex]] forKey:@"InterfaceIndex"];
9746     Changed_ = true;
9747
9748     [self _saveConfig];
9749 }
9750
9751 - (void) applicationWillTerminate:(UIApplication *)application {
9752     [self saveState];
9753 }
9754
9755 - (void) setConfigurationData:(NSString *)data {
9756     static Pcre conffile_r("^'(.*)' '(.*)' ([01]) ([01])$");
9757
9758     if (!conffile_r(data)) {
9759         lprintf("E:invalid conffile\n");
9760         return;
9761     }
9762
9763     NSString *ofile = conffile_r[1];
9764     //NSString *nfile = conffile_r[2];
9765
9766     UIAlertView *alert = [[[UIAlertView alloc]
9767         initWithTitle:UCLocalize("CONFIGURATION_UPGRADE")
9768         message:[NSString stringWithFormat:@"%@\n\n%@", UCLocalize("CONFIGURATION_UPGRADE_EX"), ofile]
9769         delegate:self
9770         cancelButtonTitle:UCLocalize("KEEP_OLD_COPY")
9771         otherButtonTitles:
9772             UCLocalize("ACCEPT_NEW_COPY"),
9773             // XXX: UCLocalize("SEE_WHAT_CHANGED"),
9774         nil
9775     ] autorelease];
9776
9777     [alert setContext:@"conffile"];
9778     [alert setNumberOfRows:2];
9779     [alert show];
9780 }
9781
9782 - (void) addStashController {
9783     ++locked_;
9784     stash_ = [[[StashController alloc] init] autorelease];
9785     [window_ addSubview:[stash_ view]];
9786 }
9787
9788 - (void) removeStashController {
9789     [[stash_ view] removeFromSuperview];
9790     stash_ = nil;
9791     --locked_;
9792 }
9793
9794 - (void) stash {
9795     [self setIdleTimerDisabled:YES];
9796
9797     [[UIApplication sharedApplication] setStatusBarStyle:UIStatusBarStyleBlackOpaque];
9798     UpdateExternalStatus(1);
9799     [self yieldToSelector:@selector(system:) withObject:@"/usr/libexec/cydia/free.sh"];
9800     UpdateExternalStatus(0);
9801
9802     [self removeStashController];
9803
9804     pid_t pid(ExecFork());
9805     if (pid == 0) {
9806         execlp("launchctl", "launchctl", "stop", "com.apple.SpringBoard", NULL);
9807         perror("launchctl stop");
9808         exit(0);
9809     }
9810
9811     ReapZombie(pid);
9812 }
9813
9814 - (void) setupViewControllers {
9815     tabbar_ = [[[CYTabBarController alloc] initWithDatabase:database_] autorelease];
9816
9817     NSMutableArray *items([NSMutableArray arrayWithObjects:
9818         [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage applicationImageNamed:@"home.png"] tag:0] autorelease],
9819         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SECTIONS") image:[UIImage applicationImageNamed:@"install.png"] tag:0] autorelease],
9820         [[[UITabBarItem alloc] initWithTitle:(AprilFools_ ? @"Timeline" : UCLocalize("CHANGES")) image:[UIImage applicationImageNamed:@"changes.png"] tag:0] autorelease],
9821         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage applicationImageNamed:@"search.png"] tag:0] autorelease],
9822     nil]);
9823
9824     if (IsWildcat_) {
9825         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage applicationImageNamed:@"source.png"] tag:0] autorelease] atIndex:3];
9826         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
9827     } else {
9828         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("MANAGE") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
9829     }
9830
9831     NSMutableArray *controllers([NSMutableArray array]);
9832     for (UITabBarItem *item in items) {
9833         UINavigationController *controller([[[UINavigationController alloc] init] autorelease]);
9834         [controller setTabBarItem:item];
9835         [controllers addObject:controller];
9836     }
9837     [tabbar_ setViewControllers:controllers];
9838
9839     [tabbar_ setUpdateDelegate:self];
9840 }
9841
9842 - (void) _sendMemoryWarningNotification {
9843     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: maybe 4_0?
9844         [[NSNotificationCenter defaultCenter] postNotificationName:@"UIApplicationMemoryWarningNotification" object:[UIApplication sharedApplication]];
9845     else
9846         [[NSNotificationCenter defaultCenter] postNotificationName:@"UIApplicationDidReceiveMemoryWarningNotification" object:[UIApplication sharedApplication]];
9847 }
9848
9849 - (void) _sendMemoryWarningNotifications {
9850     while (true) {
9851         [self performSelectorOnMainThread:@selector(_sendMemoryWarningNotification) withObject:nil waitUntilDone:NO];
9852         sleep(2);
9853         //usleep(2000000);
9854     }
9855 }
9856
9857 - (void) applicationDidReceiveMemoryWarning:(UIApplication *)application {
9858     NSLog(@"--");
9859     [[NSURLCache sharedURLCache] removeAllCachedResponses];
9860 }
9861
9862 - (void) applicationDidFinishLaunching:(id)unused {
9863     //[NSThread detachNewThreadSelector:@selector(_sendMemoryWarningNotifications) toTarget:self withObject:nil];
9864
9865 _trace();
9866     if ([self respondsToSelector:@selector(setApplicationSupportsShakeToEdit:)])
9867         [self setApplicationSupportsShakeToEdit:NO];
9868
9869     @synchronized (HostConfig_) {
9870         [BridgedHosts_ addObject:[[NSURL URLWithString:CydiaURL(@"")] host]];
9871     }
9872
9873     [NSURLCache setSharedURLCache:[[[CYURLCache alloc]
9874         initWithMemoryCapacity:524288
9875         diskCapacity:10485760
9876         diskPath:[NSString stringWithFormat:@"%@/Library/Caches/com.saurik.Cydia/SDURLCache", @"/var/root"]
9877     ] autorelease]];
9878
9879     [CydiaWebViewController _initialize];
9880
9881     [NSURLProtocol registerClass:[CydiaURLProtocol class]];
9882
9883     // this would disallow http{,s} URLs from accessing this data
9884     //[WebView registerURLSchemeAsLocal:@"cydia"];
9885
9886     Font12_ = [UIFont systemFontOfSize:12];
9887     Font12Bold_ = [UIFont boldSystemFontOfSize:12];
9888     Font14_ = [UIFont systemFontOfSize:14];
9889     Font18Bold_ = [UIFont boldSystemFontOfSize:18];
9890     Font22Bold_ = [UIFont boldSystemFontOfSize:22];
9891
9892     essential_ = [NSMutableArray arrayWithCapacity:4];
9893     broken_ = [NSMutableArray arrayWithCapacity:4];
9894
9895     // XXX: I really need this thing... like, seriously... I'm sorry
9896     [[[AppCacheController alloc] initWithURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/appcache/", UI_]]] reloadData];
9897
9898     window_ = [[[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]] autorelease];
9899     [window_ orderFront:self];
9900     [window_ makeKey:self];
9901     [window_ setHidden:NO];
9902
9903     if (
9904         readlink("/Applications", NULL, 0) == -1 && errno == EINVAL ||
9905         readlink("/Library/Ringtones", NULL, 0) == -1 && errno == EINVAL ||
9906         readlink("/Library/Wallpaper", NULL, 0) == -1 && errno == EINVAL ||
9907         //readlink("/usr/bin", NULL, 0) == -1 && errno == EINVAL ||
9908         readlink("/usr/include", NULL, 0) == -1 && errno == EINVAL ||
9909         readlink("/usr/lib/pam", NULL, 0) == -1 && errno == EINVAL ||
9910         readlink("/usr/libexec", NULL, 0) == -1 && errno == EINVAL ||
9911         readlink("/usr/share", NULL, 0) == -1 && errno == EINVAL ||
9912         //readlink("/var/lib", NULL, 0) == -1 && errno == EINVAL ||
9913         false
9914     ) {
9915         [self addStashController];
9916         // XXX: this would be much cleaner as a yieldToSelector:
9917         // that way the removeStashController could happen right here inline
9918         // we also could no longer require the useless stash_ field anymore
9919         [self performSelector:@selector(stash) withObject:nil afterDelay:0];
9920         return;
9921     }
9922
9923     database_ = [Database sharedInstance];
9924     [database_ setDelegate:self];
9925
9926     [window_ setUserInteractionEnabled:NO];
9927     [self setupViewControllers];
9928
9929     emulated_ = [[[CydiaLoadingViewController alloc] init] autorelease];
9930     [window_ addSubview:[emulated_ view]];
9931
9932     [self performSelector:@selector(loadData) withObject:nil afterDelay:0];
9933 _trace();
9934 }
9935
9936 - (NSArray *) defaultStartPages {
9937     NSMutableArray *standard = [NSMutableArray array];
9938     [standard addObject:[NSArray arrayWithObject:@"cydia://home"]];
9939     [standard addObject:[NSArray arrayWithObject:@"cydia://sections"]];
9940     [standard addObject:[NSArray arrayWithObject:@"cydia://changes"]];
9941     if (!IsWildcat_) {
9942         [standard addObject:[NSArray arrayWithObject:@"cydia://manage"]];
9943     } else {
9944         [standard addObject:[NSArray arrayWithObject:@"cydia://installed"]];
9945         [standard addObject:[NSArray arrayWithObject:@"cydia://sources"]];
9946     }
9947     [standard addObject:[NSArray arrayWithObject:@"cydia://search"]];
9948     return standard;
9949 }
9950
9951 - (void) loadData {
9952 _trace();
9953     if (Role_ == nil) {
9954         [window_ setUserInteractionEnabled:YES];
9955         [self showSettings];
9956         return;
9957     } else {
9958         if ([emulated_ modalViewController] != nil)
9959             [emulated_ dismissModalViewControllerAnimated:YES];
9960         [window_ setUserInteractionEnabled:NO];
9961     }
9962
9963     [self reloadDataWithInvocation:nil];
9964     [self refreshIfPossible];
9965     PrintTimes();
9966
9967     [self disemulate];
9968
9969     int savedIndex = [[Metadata_ objectForKey:@"InterfaceIndex"] intValue];
9970     NSArray *saved = [[Metadata_ objectForKey:@"InterfaceState"] mutableCopy];
9971     int standardIndex = 0;
9972     NSArray *standard = [self defaultStartPages];
9973
9974     BOOL valid = YES;
9975
9976     if (saved == nil)
9977         valid = NO;
9978
9979     NSDate *closed = [Metadata_ objectForKey:@"LastClosed"];
9980     if (valid && closed != nil) {
9981         NSTimeInterval interval([closed timeIntervalSinceNow]);
9982         // XXX: Is 30 minutes the optimal time here?
9983         if (interval <= -(30*60))
9984             valid = NO;
9985     }
9986
9987     if (valid && [saved count] != [standard count])
9988         valid = NO;
9989
9990     if (valid) {
9991         for (unsigned int i = 0; i < [standard count]; i++) {
9992             NSArray *std = [standard objectAtIndex:i], *sav = [saved objectAtIndex:i];
9993             // XXX: The "hasPrefix" sanity check here could be, in theory, fooled,
9994             //      but it's good enough for now.
9995             if ([sav count] == 0 || ![[sav objectAtIndex:0] hasPrefix:[std objectAtIndex:0]]) {
9996                 valid = NO;
9997                 break;
9998             }
9999         }
10000     }
10001
10002     NSArray *items = nil;
10003     if (valid) {
10004         [tabbar_ setSelectedIndex:savedIndex];
10005         items = saved;
10006     } else {
10007         [tabbar_ setSelectedIndex:standardIndex];
10008         items = standard;
10009     }
10010
10011     for (unsigned int tab = 0; tab < [[tabbar_ viewControllers] count]; tab++) {
10012         NSArray *stack = [items objectAtIndex:tab];
10013         UINavigationController *navigation = [[tabbar_ viewControllers] objectAtIndex:tab];
10014         NSMutableArray *current = [NSMutableArray array];
10015
10016         for (unsigned int nav = 0; nav < [stack count]; nav++) {
10017             NSString *addr = [stack objectAtIndex:nav];
10018             NSURL *url = [NSURL URLWithString:addr];
10019             CyteViewController *page = [self pageForURL:url forExternal:NO];
10020             if (page != nil)
10021                 [current addObject:page];
10022         }
10023
10024         [navigation setViewControllers:current];
10025     }
10026
10027     // (Try to) show the startup URL.
10028     if (starturl_ != nil) {
10029         [self openCydiaURL:starturl_ forExternal:NO];
10030         starturl_ = nil;
10031     }
10032 }
10033
10034 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item {
10035     if (item != nil && IsWildcat_) {
10036         [sheet showFromBarButtonItem:item animated:YES];
10037     } else {
10038         [sheet showInView:window_];
10039     }
10040 }
10041
10042 - (void) addProgressEvent:(CydiaProgressEvent *)event forTask:(NSString *)task {
10043     id<ProgressDelegate> progress([database_ progressDelegate] ?: [self invokeNewProgress:nil forController:nil withTitle:task]);
10044     [progress setTitle:task];
10045     [progress addProgressEvent:event];
10046 }
10047
10048 - (void) addProgressEventForTask:(NSArray *)data {
10049     CydiaProgressEvent *event([data objectAtIndex:0]);
10050     NSString *task([data count] < 2 ? nil : [data objectAtIndex:1]);
10051     [self addProgressEvent:event forTask:task];
10052 }
10053
10054 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task {
10055     [self performSelectorOnMainThread:@selector(addProgressEventForTask:) withObject:[NSArray arrayWithObjects:event, task, nil] waitUntilDone:YES];
10056 }
10057
10058 @end
10059
10060 /*IMP alloc_;
10061 id Alloc_(id self, SEL selector) {
10062     id object = alloc_(self, selector);
10063     lprintf("[%s]A-%p\n", self->isa->name, object);
10064     return object;
10065 }*/
10066
10067 /*IMP dealloc_;
10068 id Dealloc_(id self, SEL selector) {
10069     id object = dealloc_(self, selector);
10070     lprintf("[%s]D-%p\n", self->isa->name, object);
10071     return object;
10072 }*/
10073
10074 Class $WebDefaultUIKitDelegate;
10075
10076 MSHook(void, UIWebDocumentView$_setUIKitDelegate$, UIWebDocumentView *self, SEL _cmd, id delegate) {
10077     if (delegate == nil && $WebDefaultUIKitDelegate != nil)
10078         delegate = [$WebDefaultUIKitDelegate sharedUIKitDelegate];
10079     return _UIWebDocumentView$_setUIKitDelegate$(self, _cmd, delegate);
10080 }
10081
10082 static NSSet *MobilizedFiles_;
10083
10084 static NSURL *MobilizeURL(NSURL *url) {
10085     NSString *path([url path]);
10086     if ([path hasPrefix:@"/var/root/"]) {
10087         NSString *file([path substringFromIndex:10]);
10088         if ([MobilizedFiles_ containsObject:file])
10089             url = [NSURL fileURLWithPath:[@"/var/mobile/" stringByAppendingString:file] isDirectory:NO];
10090     }
10091
10092     return url;
10093 }
10094
10095 Class $CFXPreferencesPropertyListSource;
10096 @class CFXPreferencesPropertyListSource;
10097
10098 MSHook(BOOL, CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync, CFXPreferencesPropertyListSource *self, SEL _cmd) {
10099     NSURL *&url(MSHookIvar<NSURL *>(self, "_url")), *old(url);
10100     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
10101     url = MobilizeURL(url);
10102     BOOL value(_CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync(self, _cmd));
10103     //NSLog(@"%@ %s", [url absoluteString], value ? "YES" : "NO");
10104     url = old;
10105     [pool release];
10106     return value;
10107 }
10108
10109 MSHook(void *, CFXPreferencesPropertyListSource$createPlistFromDisk, CFXPreferencesPropertyListSource *self, SEL _cmd) {
10110     NSURL *&url(MSHookIvar<NSURL *>(self, "_url")), *old(url);
10111     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
10112     url = MobilizeURL(url);
10113     void *value(_CFXPreferencesPropertyListSource$createPlistFromDisk(self, _cmd));
10114     //NSLog(@"%@ %@", [url absoluteString], value);
10115     url = old;
10116     [pool release];
10117     return value;
10118 }
10119
10120 Class $NSURLConnection;
10121
10122 MSHook(id, NSURLConnection$init$, NSURLConnection *self, SEL _cmd, NSURLRequest *request, id delegate, BOOL usesCache, int64_t maxContentLength, BOOL startImmediately, NSDictionary *connectionProperties) {
10123     NSMutableURLRequest *copy([request mutableCopy]);
10124
10125     NSURL *url([copy URL]);
10126
10127     NSString *host([url host]);
10128     NSString *scheme([[url scheme] lowercaseString]);
10129
10130     NSString *compound([NSString stringWithFormat:@"%@:%@", scheme, host]);
10131
10132     @synchronized (HostConfig_) {
10133         if ([copy respondsToSelector:@selector(setHTTPShouldUsePipelining:)])
10134             if ([PipelinedHosts_ containsObject:host] || [PipelinedHosts_ containsObject:compound])
10135                 [copy setHTTPShouldUsePipelining:YES];
10136
10137         if (NSString *control = [copy valueForHTTPHeaderField:@"Cache-Control"])
10138             if ([control isEqualToString:@"max-age=0"])
10139                 if ([CachedURLs_ containsObject:url]) {
10140 #if !ForRelease
10141                     NSLog(@"~~~: %@", url);
10142 #endif
10143
10144                     [copy setCachePolicy:NSURLRequestReturnCacheDataDontLoad];
10145
10146                     [copy setValue:nil forHTTPHeaderField:@"Cache-Control"];
10147                     [copy setValue:nil forHTTPHeaderField:@"If-Modified-Since"];
10148                     [copy setValue:nil forHTTPHeaderField:@"If-None-Match"];
10149                 }
10150     }
10151
10152     if ((self = _NSURLConnection$init$(self, _cmd, copy, delegate, usesCache, maxContentLength, startImmediately, connectionProperties)) != nil) {
10153     } return self;
10154 }
10155
10156 int main(int argc, char *argv[]) {
10157     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
10158
10159     _trace();
10160
10161     UpdateExternalStatus(0);
10162
10163     if (Class $UIDevice = objc_getClass("UIDevice")) {
10164         UIDevice *device([$UIDevice currentDevice]);
10165         IsWildcat_ = [device respondsToSelector:@selector(isWildcat)] && [device isWildcat];
10166     } else
10167         IsWildcat_ = false;
10168
10169     UIScreen *screen([UIScreen mainScreen]);
10170     if ([screen respondsToSelector:@selector(scale)])
10171         ScreenScale_ = [screen scale];
10172     else
10173         ScreenScale_ = 1;
10174
10175     UIDevice *device([UIDevice currentDevice]);
10176     if (![device respondsToSelector:@selector(userInterfaceIdiom)])
10177         Idiom_ = @"iphone";
10178     else {
10179         UIUserInterfaceIdiom idiom([device userInterfaceIdiom]);
10180         if (idiom == UIUserInterfaceIdiomPhone)
10181             Idiom_ = @"iphone";
10182         else if (idiom == UIUserInterfaceIdiomPad)
10183             Idiom_ = @"ipad";
10184         else
10185             NSLog(@"unknown UIUserInterfaceIdiom!");
10186     }
10187
10188     Pcre pattern("^([0-9]+\\.[0-9]+)");
10189
10190     if (pattern([device systemVersion]))
10191         Firmware_ = pattern[1];
10192     if (pattern(Cydia_))
10193         Major_ = pattern[1];
10194
10195     SessionData_ = [NSMutableDictionary dictionaryWithCapacity:4];
10196
10197     HostConfig_ = [[[NSObject alloc] init] autorelease];
10198     @synchronized (HostConfig_) {
10199         BridgedHosts_ = [NSMutableSet setWithCapacity:4];
10200         TokenHosts_ = [NSMutableSet setWithCapacity:4];
10201         InsecureHosts_ = [NSMutableSet setWithCapacity:4];
10202         PipelinedHosts_ = [NSMutableSet setWithCapacity:4];
10203         CachedURLs_ = [NSMutableSet setWithCapacity:32];
10204     }
10205
10206     NSString *ui(@"ui/ios");
10207     if (Idiom_ != nil)
10208         ui = [ui stringByAppendingString:[NSString stringWithFormat:@"~%@", Idiom_]];
10209     ui = [ui stringByAppendingString:[NSString stringWithFormat:@"/%@", Major_]];
10210     UI_ = CydiaURL(ui);
10211
10212     PackageName = reinterpret_cast<CYString &(*)(Package *, SEL)>(method_getImplementation(class_getInstanceMethod([Package class], @selector(cyname))));
10213
10214     MobilizedFiles_ = [NSMutableSet setWithObjects:
10215         @"Library/Preferences/com.apple.Accessibility.plist",
10216         @"Library/Preferences/com.apple.preferences.sounds.plist",
10217     nil];
10218
10219     /* Library Hacks {{{ */
10220     class_addMethod(objc_getClass("DOMNodeList"), @selector(countByEnumeratingWithState:objects:count:), (IMP) &DOMNodeList$countByEnumeratingWithState$objects$count$, "I20@0:4^{NSFastEnumerationState}8^@12I16");
10221
10222     $CFXPreferencesPropertyListSource = objc_getClass("CFXPreferencesPropertyListSource");
10223
10224     Method CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync(class_getInstanceMethod($CFXPreferencesPropertyListSource, @selector(_backingPlistChangedSinceLastSync)));
10225     if (CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync != NULL) {
10226         _CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync = reinterpret_cast<BOOL (*)(CFXPreferencesPropertyListSource *, SEL)>(method_getImplementation(CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync));
10227         method_setImplementation(CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync, reinterpret_cast<IMP>(&$CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync));
10228     }
10229
10230     Method CFXPreferencesPropertyListSource$createPlistFromDisk(class_getInstanceMethod($CFXPreferencesPropertyListSource, @selector(createPlistFromDisk)));
10231     if (CFXPreferencesPropertyListSource$createPlistFromDisk != NULL) {
10232         _CFXPreferencesPropertyListSource$createPlistFromDisk = reinterpret_cast<void *(*)(CFXPreferencesPropertyListSource *, SEL)>(method_getImplementation(CFXPreferencesPropertyListSource$createPlistFromDisk));
10233         method_setImplementation(CFXPreferencesPropertyListSource$createPlistFromDisk, reinterpret_cast<IMP>(&$CFXPreferencesPropertyListSource$createPlistFromDisk));
10234     }
10235
10236     $WebDefaultUIKitDelegate = objc_getClass("WebDefaultUIKitDelegate");
10237     Method UIWebDocumentView$_setUIKitDelegate$(class_getInstanceMethod([WebView class], @selector(_setUIKitDelegate:)));
10238     if (UIWebDocumentView$_setUIKitDelegate$ != NULL) {
10239         _UIWebDocumentView$_setUIKitDelegate$ = reinterpret_cast<void (*)(UIWebDocumentView *, SEL, id)>(method_getImplementation(UIWebDocumentView$_setUIKitDelegate$));
10240         method_setImplementation(UIWebDocumentView$_setUIKitDelegate$, reinterpret_cast<IMP>(&$UIWebDocumentView$_setUIKitDelegate$));
10241     }
10242
10243     $NSURLConnection = objc_getClass("NSURLConnection");
10244     Method NSURLConnection$init$(class_getInstanceMethod($NSURLConnection, @selector(_initWithRequest:delegate:usesCache:maxContentLength:startImmediately:connectionProperties:)));
10245     if (NSURLConnection$init$ != NULL) {
10246         _NSURLConnection$init$ = reinterpret_cast<id (*)(NSURLConnection *, SEL, NSURLRequest *, id, BOOL, int64_t, BOOL, NSDictionary *)>(method_getImplementation(NSURLConnection$init$));
10247         method_setImplementation(NSURLConnection$init$, reinterpret_cast<IMP>(&$NSURLConnection$init$));
10248     }
10249     /* }}} */
10250     /* Set Locale {{{ */
10251     Locale_ = CFLocaleCopyCurrent();
10252     Languages_ = [NSLocale preferredLanguages];
10253
10254     //CFStringRef locale(CFLocaleGetIdentifier(Locale_));
10255     //NSLog(@"%@", [Languages_ description]);
10256
10257     const char *lang;
10258     if (Locale_ != NULL)
10259         lang = [(NSString *) CFLocaleGetIdentifier(Locale_) UTF8String];
10260     else if (Languages_ != nil && [Languages_ count] != 0)
10261         lang = [[Languages_ objectAtIndex:0] UTF8String];
10262     else
10263         // XXX: consider just setting to C and then falling through?
10264         lang = NULL;
10265
10266     if (lang != NULL) {
10267         Pcre pattern("^([a-z][a-z])(?:-[A-Za-z]*)?(_[A-Z][A-Z])?$");
10268         lang = !pattern(lang) ? NULL : [pattern->*@"%1$@%2$@" UTF8String];
10269     }
10270
10271     NSLog(@"Setting Language: %s", lang);
10272
10273     if (lang != NULL) {
10274         setenv("LANG", lang, true);
10275         std::setlocale(LC_ALL, lang);
10276     }
10277     /* }}} */
10278
10279     apr_app_initialize(&argc, const_cast<const char * const **>(&argv), NULL);
10280
10281     /* Parse Arguments {{{ */
10282     bool substrate(false);
10283
10284     if (argc != 0) {
10285         char **args(argv);
10286         int arge(1);
10287
10288         for (int argi(1); argi != argc; ++argi)
10289             if (strcmp(argv[argi], "--") == 0) {
10290                 arge = argi;
10291                 argv[argi] = argv[0];
10292                 argv += argi;
10293                 argc -= argi;
10294                 break;
10295             }
10296
10297         for (int argi(1); argi != arge; ++argi)
10298             if (strcmp(args[argi], "--substrate") == 0)
10299                 substrate = true;
10300             else
10301                 fprintf(stderr, "unknown argument: %s\n", args[argi]);
10302     }
10303     /* }}} */
10304
10305     App_ = [[NSBundle mainBundle] bundlePath];
10306     Advanced_ = YES;
10307
10308     setuid(0);
10309     setgid(0);
10310
10311     /*Method alloc = class_getClassMethod([NSObject class], @selector(alloc));
10312     alloc_ = alloc->method_imp;
10313     alloc->method_imp = (IMP) &Alloc_;*/
10314
10315     /*Method dealloc = class_getClassMethod([NSObject class], @selector(dealloc));
10316     dealloc_ = dealloc->method_imp;
10317     dealloc->method_imp = (IMP) &Dealloc_;*/
10318
10319     /* System Information {{{ */
10320     size_t size;
10321
10322     int maxproc;
10323     size = sizeof(maxproc);
10324     if (sysctlbyname("kern.maxproc", &maxproc, &size, NULL, 0) == -1)
10325         perror("sysctlbyname(\"kern.maxproc\", ?)");
10326     else if (maxproc < 64) {
10327         maxproc = 64;
10328         if (sysctlbyname("kern.maxproc", NULL, NULL, &maxproc, sizeof(maxproc)) == -1)
10329             perror("sysctlbyname(\"kern.maxproc\", #)");
10330     }
10331
10332     sysctlbyname("kern.osversion", NULL, &size, NULL, 0);
10333     char *osversion = new char[size];
10334     if (sysctlbyname("kern.osversion", osversion, &size, NULL, 0) == -1)
10335         perror("sysctlbyname(\"kern.osversion\", ?)");
10336     else
10337         System_ = [NSString stringWithUTF8String:osversion];
10338
10339     sysctlbyname("hw.machine", NULL, &size, NULL, 0);
10340     char *machine = new char[size];
10341     if (sysctlbyname("hw.machine", machine, &size, NULL, 0) == -1)
10342         perror("sysctlbyname(\"hw.machine\", ?)");
10343     else
10344         Machine_ = machine;
10345
10346     SerialNumber_ = (NSString *) CYIOGetValue("IOService:/", @"IOPlatformSerialNumber");
10347     ChipID_ = [CYHex((NSData *) CYIOGetValue("IODeviceTree:/chosen", @"unique-chip-id"), true) uppercaseString];
10348     BBSNum_ = CYHex((NSData *) CYIOGetValue("IOService:/AppleARMPE/baseband", @"snum"), false);
10349
10350     UniqueID_ = [device uniqueIdentifier];
10351
10352     if (NSDictionary *info = [NSDictionary dictionaryWithContentsOfFile:@"/Applications/MobileSafari.app/Info.plist"]) {
10353         Product_ = [info objectForKey:@"SafariProductVersion"];
10354         Safari_ = [info objectForKey:@"CFBundleVersion"];
10355     }
10356
10357     NSString *agent([NSString stringWithFormat:@"Cydia/%@ CF/%.2f", Cydia_, kCFCoreFoundationVersionNumber]);
10358
10359     if (Pcre match = Pcre("^[0-9]+(\\.[0-9]+)+", Safari_))
10360         agent = [NSString stringWithFormat:@"Safari/%@ %@", match[0], agent];
10361     if (Pcre match = Pcre("^[0-9]+[A-Z][0-9]+[a-z]?", System_))
10362         agent = [NSString stringWithFormat:@"Mobile/%@ %@", match[0], agent];
10363     if (Pcre match = Pcre("^[0-9]+(\\.[0-9]+)+", Product_))
10364         agent = [NSString stringWithFormat:@"Version/%@ %@", match[0], agent];
10365
10366     UserAgent_ = agent;
10367     /* }}} */
10368     /* Load Database {{{ */
10369     _trace();
10370     Metadata_ = [[[NSMutableDictionary alloc] initWithContentsOfFile:@"/var/lib/cydia/metadata.plist"] autorelease];
10371     _trace();
10372     SectionMap_ = [[[NSDictionary alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"Sections" ofType:@"plist"]] autorelease];
10373
10374     if (Metadata_ == NULL)
10375         Metadata_ = [NSMutableDictionary dictionaryWithCapacity:2];
10376     else {
10377         Settings_ = [Metadata_ objectForKey:@"Settings"];
10378
10379         Packages_ = [Metadata_ objectForKey:@"Packages"];
10380
10381         Values_ = [Metadata_ objectForKey:@"Values"];
10382         Sections_ = [Metadata_ objectForKey:@"Sections"];
10383         Sources_ = [Metadata_ objectForKey:@"Sources"];
10384
10385         Token_ = [Metadata_ objectForKey:@"Token"];
10386
10387         Version_ = [Metadata_ objectForKey:@"Version"];
10388     }
10389
10390     if (Settings_ != nil)
10391         Role_ = [Settings_ objectForKey:@"Role"];
10392
10393     if (Values_ == nil) {
10394         Values_ = [[[NSMutableDictionary alloc] initWithCapacity:4] autorelease];
10395         [Metadata_ setObject:Values_ forKey:@"Values"];
10396     }
10397
10398     if (Sections_ == nil) {
10399         Sections_ = [[[NSMutableDictionary alloc] initWithCapacity:32] autorelease];
10400         [Metadata_ setObject:Sections_ forKey:@"Sections"];
10401     }
10402
10403     if (Sources_ == nil) {
10404         Sources_ = [[[NSMutableDictionary alloc] initWithCapacity:0] autorelease];
10405         [Metadata_ setObject:Sources_ forKey:@"Sources"];
10406     }
10407
10408     if (Version_ == nil) {
10409         Version_ = [NSNumber numberWithUnsignedInt:0];
10410         [Metadata_ setObject:Version_ forKey:@"Version"];
10411     }
10412
10413     if ([Version_ unsignedIntValue] == 0) {
10414         CydiaAddSource(@"http://apt.thebigboss.org/repofiles/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10415         CydiaAddSource(@"http://apt.modmyi.com/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10416         CydiaAddSource(@"http://cydia.zodttd.com/repo/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10417         CydiaAddSource(@"http://repo666.ultrasn0w.com/", @"./");
10418
10419         Version_ = [NSNumber numberWithUnsignedInt:1];
10420         [Metadata_ setObject:Version_ forKey:@"Version"];
10421
10422         [Metadata_ removeObjectForKey:@"LastUpdate"];
10423
10424         Changed_ = true;
10425     }
10426     /* }}} */
10427
10428     CydiaWriteSources();
10429
10430     _trace();
10431     MetaFile_.Open("/var/lib/cydia/metadata.cb0");
10432     _trace();
10433
10434     if (Packages_ != nil) {
10435         bool fail(false);
10436         CFDictionaryApplyFunction((CFDictionaryRef) Packages_, &PackageImport, &fail);
10437         _trace();
10438
10439         if (!fail) {
10440             [Metadata_ removeObjectForKey:@"Packages"];
10441             Packages_ = nil;
10442             Changed_ = true;
10443         }
10444     }
10445
10446     Finishes_ = [NSArray arrayWithObjects:@"return", @"reopen", @"restart", @"reload", @"reboot", nil];
10447
10448 #define MobileSubstrate_(name) \
10449     if (substrate && access("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", F_OK) == 0) { \
10450         void *handle(dlopen("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", RTLD_LAZY | RTLD_GLOBAL)); \
10451         if (handle == NULL) \
10452             NSLog(@"%s", dlerror()); \
10453     }
10454
10455     MobileSubstrate_(Activator)
10456     MobileSubstrate_(libstatusbar)
10457     MobileSubstrate_(SimulatedKeyEvents)
10458     MobileSubstrate_(WinterBoard)
10459
10460     /*if (substrate && access("/Library/MobileSubstrate/MobileSubstrate.dylib", F_OK) == 0)
10461         dlopen("/Library/MobileSubstrate/MobileSubstrate.dylib", RTLD_LAZY | RTLD_GLOBAL);*/
10462
10463     int version([[NSString stringWithContentsOfFile:@"/var/lib/cydia/firmware.ver"] intValue]);
10464
10465     if (access("/User", F_OK) != 0 || version != 5) {
10466         _trace();
10467         system("/usr/libexec/cydia/firmware.sh");
10468         _trace();
10469     }
10470
10471     _assert([[NSFileManager defaultManager]
10472         createDirectoryAtPath:@"/var/cache/apt/archives/partial"
10473         withIntermediateDirectories:YES
10474         attributes:nil
10475         error:NULL
10476     ]);
10477
10478     if (access("/tmp/cydia.chk", F_OK) == 0) {
10479         if (unlink("/var/cache/apt/pkgcache.bin") == -1)
10480             _assert(errno == ENOENT);
10481         if (unlink("/var/cache/apt/srcpkgcache.bin") == -1)
10482             _assert(errno == ENOENT);
10483     }
10484
10485     /* APT Initialization {{{ */
10486     _assert(pkgInitConfig(*_config));
10487     _assert(pkgInitSystem(*_config, _system));
10488
10489     if (lang != NULL)
10490         _config->Set("APT::Acquire::Translation", lang);
10491
10492     // XXX: this timeout might be important :(
10493     //_config->Set("Acquire::http::Timeout", 15);
10494
10495     _config->Set("Acquire::http::MaxParallel", 3);
10496     /* }}} */
10497     /* Color Choices {{{ */
10498     space_ = CGColorSpaceCreateDeviceRGB();
10499
10500     Blue_.Set(space_, 0.2, 0.2, 1.0, 1.0);
10501     Blueish_.Set(space_, 0x19/255.f, 0x32/255.f, 0x50/255.f, 1.0);
10502     Black_.Set(space_, 0.0, 0.0, 0.0, 1.0);
10503     Off_.Set(space_, 0.9, 0.9, 0.9, 1.0);
10504     White_.Set(space_, 1.0, 1.0, 1.0, 1.0);
10505     Gray_.Set(space_, 0.4, 0.4, 0.4, 1.0);
10506     Green_.Set(space_, 0.0, 0.5, 0.0, 1.0);
10507     Purple_.Set(space_, 0.0, 0.0, 0.7, 1.0);
10508     Purplish_.Set(space_, 0.4, 0.4, 0.8, 1.0);
10509
10510     InstallingColor_ = [UIColor colorWithRed:0.88f green:1.00f blue:0.88f alpha:1.00f];
10511     RemovingColor_ = [UIColor colorWithRed:1.00f green:0.88f blue:0.88f alpha:1.00f];
10512     /* }}}*/
10513     /* UIKit Configuration {{{ */
10514     void (*$GSFontSetUseLegacyFontMetrics)(BOOL)(reinterpret_cast<void (*)(BOOL)>(dlsym(RTLD_DEFAULT, "GSFontSetUseLegacyFontMetrics")));
10515     if ($GSFontSetUseLegacyFontMetrics != NULL)
10516         $GSFontSetUseLegacyFontMetrics(YES);
10517
10518     // XXX: I have a feeling this was important
10519     //UIKeyboardDisableAutomaticAppearance();
10520     /* }}} */
10521
10522     Colon_ = UCLocalize("COLON_DELIMITED");
10523     Elision_ = UCLocalize("ELISION");
10524     Error_ = UCLocalize("ERROR");
10525     Warning_ = UCLocalize("WARNING");
10526
10527 #if !ForRelease
10528     AprilFools_ = true;
10529 #else
10530     CFGregorianDate date(CFAbsoluteTimeGetGregorianDate(CFAbsoluteTimeGetCurrent(), CFTimeZoneCopySystem()));
10531     AprilFools_ = date.month == 4 && date.day == 1;
10532 #endif
10533
10534     _trace();
10535     int value(UIApplicationMain(argc, argv, @"Cydia", @"Cydia"));
10536
10537     CGColorSpaceRelease(space_);
10538     CFRelease(Locale_);
10539
10540     [pool release];
10541     return value;
10542 }