MobileCydia.mm

   1 /* Cydia - iPhone UIKit Front-End for Debian APT
   2  * Copyright (C) 2008-2011  Jay Freeman (saurik)
   3 */
   4
   5 /* Modified BSD License {{{ */
   6 /*
   7  *        Redistribution and use in source and binary
   8  * forms, with or without modification, are permitted
   9  * provided that the following conditions are met:
  10  *
  11  * 1. Redistributions of source code must retain the
  12  *    above copyright notice, this list of conditions
  13  *    and the following disclaimer.
  14  * 2. Redistributions in binary form must reproduce the
  15  *    above copyright notice, this list of conditions
  16  *    and the following disclaimer in the documentation
  17  *    and/or other materials provided with the
  18  *    distribution.
  19  * 3. The name of the author may not be used to endorse
  20  *    or promote products derived from this software
  21  *    without specific prior written permission.
  22  *
  23  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS''
  24  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING,
  25  * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
  26  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  27  * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE
  28  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
  29  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  30  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
  31  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  32  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
  33  * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
  34  * TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
  35  * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
  36  * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  37 */
  38 /* }}} */
  39
  40 // XXX: wtf/FastMalloc.h... wtf?
  41 #define USE_SYSTEM_MALLOC 1
  42
  43 /* #include Directives {{{ */
  44 #include "CyteKit/UCPlatform.h"
  45 #include "CyteKit/Localize.h"
  46
  47 #include <objc/objc.h>
  48 #include <objc/runtime.h>
  49
  50 #include <CoreGraphics/CoreGraphics.h>
  51 #include <Foundation/Foundation.h>
  52
  53 #if 0
  54 #define DEPLOYMENT_TARGET_MACOSX 1
  55 #define CF_BUILDING_CF 1
  56 #include <CoreFoundation/CFInternal.h>
  57 #endif
  58
  59 #include <CoreFoundation/CFPriv.h>
  60 #include <CoreFoundation/CFUniChar.h>
  61
  62 #include <SystemConfiguration/SystemConfiguration.h>
  63
  64 #include <UIKit/UIKit.h>
  65 #include "iPhonePrivate.h"
  66
  67 #include <IOKit/IOKitLib.h>
  68
  69 #include <QuartzCore/CALayer.h>
  70
  71 #include <WebCore/WebCoreThread.h>
  72
  73 #include <algorithm>
  74 #include <iomanip>
  75 #include <sstream>
  76 #include <string>
  77
  78 #include <ext/stdio_filebuf.h>
  79
  80 #undef ABS
  81
  82 #include <apt-pkg/acquire.h>
  83 #include <apt-pkg/acquire-item.h>
  84 #include <apt-pkg/algorithms.h>
  85 #include <apt-pkg/cachefile.h>
  86 #include <apt-pkg/clean.h>
  87 #include <apt-pkg/configuration.h>
  88 #include <apt-pkg/debindexfile.h>
  89 #include <apt-pkg/debmetaindex.h>
  90 #include <apt-pkg/error.h>
  91 #include <apt-pkg/init.h>
  92 #include <apt-pkg/mmap.h>
  93 #include <apt-pkg/pkgrecords.h>
  94 #include <apt-pkg/sha1.h>
  95 #include <apt-pkg/sourcelist.h>
  96 #include <apt-pkg/sptr.h>
  97 #include <apt-pkg/strutl.h>
  98 #include <apt-pkg/tagfile.h>
  99
 100 #include <apr-1/apr_pools.h>
 101
 102 #include <sys/types.h>
 103 #include <sys/stat.h>
 104 #include <sys/sysctl.h>
 105 #include <sys/param.h>
 106 #include <sys/mount.h>
 107 #include <sys/reboot.h>
 108
 109 #include <fcntl.h>
 110 #include <notify.h>
 111 #include <dlfcn.h>
 112
 113 extern "C" {
 114 #include <mach-o/nlist.h>
 115 }
 116
 117 #include <cstdio>
 118 #include <cstdlib>
 119 #include <cstring>
 120
 121 #include <errno.h>
 122
 123 #include <Cytore.hpp>
 124 #include "Sources.h"
 125
 126 #include <CydiaSubstrate/CydiaSubstrate.h>
 127 #include "Menes/Menes.h"
 128
 129 #include "CyteKit/PerlCompatibleRegEx.hpp"
 130 #include "CyteKit/TableViewCell.h"
 131 #include "CyteKit/WebScriptObject-Cyte.h"
 132 #include "CyteKit/WebViewController.h"
 133 #include "CyteKit/stringWithUTF8Bytes.h"
 134
 135 #include "Cydia/MIMEAddress.h"
 136 #include "Cydia/LoadingViewController.h"
 137 #include "Cydia/ProgressEvent.h"
 138
 139 #include "SDURLCache/SDURLCache.h"
 140 /* }}} */
 141
 142 /* Profiler {{{ */
 143 struct timeval _ltv;
 144 bool _itv;
 145
 146 #define _timestamp ({ \
 147     struct timeval tv; \
 148     gettimeofday(&tv, NULL); \
 149     tv.tv_sec * 1000000 + tv.tv_usec; \
 150 })
 151
 152 typedef std::vector<class ProfileTime *> TimeList;
 153 TimeList times_;
 154
 155 class ProfileTime {
 156   private:
 157     const char *name_;
 158     uint64_t total_;
 159     uint64_t count_;
 160
 161   public:
 162     ProfileTime(const char *name) :
 163         name_(name),
 164         total_(0)
 165     {
 166         times_.push_back(this);
 167     }
 168
 169     void AddTime(uint64_t time) {
 170         total_ += time;
 171         ++count_;
 172     }
 173
 174     void Print() {
 175         if (total_ != 0)
 176             std::cerr << std::setw(5) << count_ << ", " << std::setw(7) << total_ << " : " << name_ << std::endl;
 177         total_ = 0;
 178         count_ = 0;
 179     }
 180 };
 181
 182 class ProfileTimer {
 183   private:
 184     ProfileTime &time_;
 185     uint64_t start_;
 186
 187   public:
 188     ProfileTimer(ProfileTime &time) :
 189         time_(time),
 190         start_(_timestamp)
 191     {
 192     }
 193
 194     ~ProfileTimer() {
 195         time_.AddTime(_timestamp - start_);
 196     }
 197 };
 198
 199 void PrintTimes() {
 200     for (TimeList::const_iterator i(times_.begin()); i != times_.end(); ++i)
 201         (*i)->Print();
 202     std::cerr << "========" << std::endl;
 203 }
 204
 205 #define _profile(name) { \
 206     static ProfileTime name(#name); \
 207     ProfileTimer _ ## name(name);
 208
 209 #define _end }
 210 /* }}} */
 211
 212 extern NSString *Cydia_;
 213
 214 #define lprintf(args...) fprintf(stderr, args)
 215
 216 #define ForRelease 1
 217 #define TraceLogging (1 && !ForRelease)
 218 #define HistogramInsertionSort (!ForRelease ? 0 : 0)
 219 #define ProfileTimes (0 && !ForRelease)
 220 #define ForSaurik (0 && !ForRelease)
 221 #define LogBrowser (0 && !ForRelease)
 222 #define TrackResize (0 && !ForRelease)
 223 #define ManualRefresh (1 && !ForRelease)
 224 #define ShowInternals (0 && !ForRelease)
 225 #define AlwaysReload (0 && !ForRelease)
 226 #define TryIndexedCollation (0 && !ForRelease)
 227
 228 #if !TraceLogging
 229 #undef _trace
 230 #define _trace(args...)
 231 #endif
 232
 233 #if !ProfileTimes
 234 #undef _profile
 235 #define _profile(name) {
 236 #undef _end
 237 #define _end }
 238 #define PrintTimes() do {} while (false)
 239 #endif
 240
 241 // Hash Functions/Structures {{{
 242 extern "C" uint32_t hashlittle(const void *key, size_t length, uint32_t initval = 0);
 243
 244 union SplitHash {
 245     uint32_t u32;
 246     uint16_t u16[2];
 247 };
 248 // }}}
 249
 250 static NSString *Colon_;
 251 NSString *Elision_;
 252 static NSString *Error_;
 253 static NSString *Warning_;
 254
 255 static const NSUInteger UIViewAutoresizingFlexibleBoth(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight);
 256
 257 static _finline NSString *CydiaURL(NSString *path) {
 258     char page[26];
 259     page[0] = 'h'; page[1] = 't'; page[2] = 't'; page[3] = 'p'; page[4] = 's';
 260     page[5] = ':'; page[6] = '/'; page[7] = '/'; page[8] = 'c'; page[9] = 'y';
 261     page[10] = 'd'; page[11] = 'i'; page[12] = 'a'; page[13] = '.'; page[14] = 's';
 262     page[15] = 'a'; page[16] = 'u'; page[17] = 'r'; page[18] = 'i'; page[19] = 'k';
 263     page[20] = '.'; page[21] = 'c'; page[22] = 'o'; page[23] = 'm'; page[24] = '/';
 264     page[25] = '\0';
 265     return [[NSString stringWithUTF8String:page] stringByAppendingString:path];
 266 }
 267
 268 static void ReapZombie(pid_t pid) {
 269     int status;
 270   wait:
 271     if (waitpid(pid, &status, 0) == -1)
 272         if (errno == EINTR)
 273             goto wait;
 274         else _assert(false);
 275 }
 276
 277 static _finline void UpdateExternalStatus(uint64_t newStatus) {
 278     int notify_token;
 279     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
 280         notify_set_state(notify_token, newStatus);
 281         notify_cancel(notify_token);
 282     }
 283     notify_post("com.saurik.Cydia.status");
 284 }
 285
 286 static CGFloat CYStatusBarHeight() {
 287     CGSize size([[UIApplication sharedApplication] statusBarFrame].size);
 288     return UIInterfaceOrientationIsPortrait([[UIApplication sharedApplication] statusBarOrientation]) ? size.height : size.width;
 289 }
 290
 291 /* NSForcedOrderingSearch doesn't work on the iPhone */
 292 static const NSStringCompareOptions MatchCompareOptions_ = NSLiteralSearch | NSCaseInsensitiveSearch;
 293 static const NSStringCompareOptions LaxCompareOptions_ = NSNumericSearch | NSDiacriticInsensitiveSearch | NSWidthInsensitiveSearch | NSCaseInsensitiveSearch;
 294 static const CFStringCompareFlags LaxCompareFlags_ = kCFCompareCaseInsensitive | kCFCompareNonliteral | kCFCompareLocalized | kCFCompareNumerically | kCFCompareWidthInsensitive | kCFCompareForcedOrdering;
 295
 296 /* Insertion Sort {{{ */
 297
 298 CFIndex SKBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 299     const char *ptr = (const char *)list;
 300     while (0 < count) {
 301         CFIndex half = count / 2;
 302         const char *probe = ptr + elementSize * half;
 303         CFComparisonResult cr = comparator(element, probe, context);
 304     if (0 == cr) return (probe - (const char *)list) / elementSize;
 305         ptr = (cr < 0) ? ptr : probe + elementSize;
 306         count = (cr < 0) ? half : (half + (count & 1) - 1);
 307     }
 308     return (ptr - (const char *)list) / elementSize;
 309 }
 310
 311 CFIndex CFBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 312     const char *ptr = (const char *)list;
 313     while (0 < count) {
 314         CFIndex half = count / 2;
 315         const char *probe = ptr + elementSize * half;
 316         CFComparisonResult cr = comparator(element, probe, context);
 317     if (0 == cr) return (probe - (const char *)list) / elementSize;
 318         ptr = (cr < 0) ? ptr : probe + elementSize;
 319         count = (cr < 0) ? half : (half + (count & 1) - 1);
 320     }
 321     return (ptr - (const char *)list) / elementSize;
 322 }
 323
 324 void CFArrayInsertionSortValues(CFMutableArrayRef array, CFRange range, CFComparatorFunction comparator, void *context) {
 325     if (range.length == 0)
 326         return;
 327     const void **values(new const void *[range.length]);
 328     CFArrayGetValues(array, range, values);
 329
 330 #if HistogramInsertionSort > 0
 331     uint32_t total(0), *offsets(new uint32_t[range.length]);
 332 #endif
 333
 334     for (CFIndex index(1); index != range.length; ++index) {
 335         const void *value(values[index]);
 336         //CFIndex correct(SKBSearch_(&value, sizeof(const void *), values, index, comparator, context));
 337         CFIndex correct(index);
 338         while (comparator(value, values[correct - 1], context) == kCFCompareLessThan) {
 339 #if HistogramInsertionSort > 1
 340             NSLog(@"%@ < %@", value, values[correct - 1]);
 341 #endif
 342             if (--correct == 0)
 343                 break;
 344         }
 345         if (correct != index) {
 346             size_t offset(index - correct);
 347 #if HistogramInsertionSort
 348             total += offset;
 349             ++offsets[offset];
 350             if (offset > 10)
 351                 NSLog(@"Heavy Insertion Displacement: %u = %@", offset, value);
 352 #endif
 353             memmove(values + correct + 1, values + correct, sizeof(const void *) * offset);
 354             values[correct] = value;
 355         }
 356     }
 357
 358     CFArrayReplaceValues(array, range, values, range.length);
 359     delete [] values;
 360
 361 #if HistogramInsertionSort > 0
 362     for (CFIndex index(0); index != range.length; ++index)
 363         if (offsets[index] != 0)
 364             NSLog(@"Insertion Displacement [%u]: %u", index, offsets[index]);
 365     NSLog(@"Average Insertion Displacement: %f", double(total) / range.length);
 366     delete [] offsets;
 367 #endif
 368 }
 369
 370 /* }}} */
 371
 372 /* Apple Bug Fixes {{{ */
 373 @implementation UIWebDocumentView (Cydia)
 374
 375 - (void) _setScrollerOffset:(CGPoint)offset {
 376     UIScroller *scroller([self _scroller]);
 377
 378     CGSize size([scroller contentSize]);
 379     CGSize bounds([scroller bounds].size);
 380
 381     CGPoint max;
 382     max.x = size.width - bounds.width;
 383     max.y = size.height - bounds.height;
 384
 385     // wtf Apple?!
 386     if (max.x < 0)
 387         max.x = 0;
 388     if (max.y < 0)
 389         max.y = 0;
 390
 391     offset.x = offset.x < 0 ? 0 : offset.x > max.x ? max.x : offset.x;
 392     offset.y = offset.y < 0 ? 0 : offset.y > max.y ? max.y : offset.y;
 393
 394     [scroller setOffset:offset];
 395 }
 396
 397 @end
 398 /* }}} */
 399
 400 NSUInteger DOMNodeList$countByEnumeratingWithState$objects$count$(DOMNodeList *self, SEL sel, NSFastEnumerationState *state, id *objects, NSUInteger count) {
 401     size_t length([self length] - state->state);
 402     if (length <= 0)
 403         return 0;
 404     else if (length > count)
 405         length = count;
 406     for (size_t i(0); i != length; ++i)
 407         objects[i] = [self item:state->state++];
 408     state->itemsPtr = objects;
 409     state->mutationsPtr = (unsigned long *) self;
 410     return length;
 411 }
 412
 413 /* Cydia NSString Additions {{{ */
 414 @interface NSString (Cydia)
 415 - (NSComparisonResult) compareByPath:(NSString *)other;
 416 - (NSString *) stringByAddingPercentEscapesIncludingReserved;
 417 @end
 418
 419 @implementation NSString (Cydia)
 420
 421 - (NSComparisonResult) compareByPath:(NSString *)other {
 422     NSString *prefix = [self commonPrefixWithString:other options:0];
 423     size_t length = [prefix length];
 424
 425     NSRange lrange = NSMakeRange(length, [self length] - length);
 426     NSRange rrange = NSMakeRange(length, [other length] - length);
 427
 428     lrange = [self rangeOfString:@"/" options:0 range:lrange];
 429     rrange = [other rangeOfString:@"/" options:0 range:rrange];
 430
 431     NSComparisonResult value;
 432
 433     if (lrange.location == NSNotFound && rrange.location == NSNotFound)
 434         value = NSOrderedSame;
 435     else if (lrange.location == NSNotFound)
 436         value = NSOrderedAscending;
 437     else if (rrange.location == NSNotFound)
 438         value = NSOrderedDescending;
 439     else
 440         value = NSOrderedSame;
 441
 442     NSString *lpath = lrange.location == NSNotFound ? [self substringFromIndex:length] :
 443         [self substringWithRange:NSMakeRange(length, lrange.location - length)];
 444     NSString *rpath = rrange.location == NSNotFound ? [other substringFromIndex:length] :
 445         [other substringWithRange:NSMakeRange(length, rrange.location - length)];
 446
 447     NSComparisonResult result = [lpath compare:rpath];
 448     return result == NSOrderedSame ? value : result;
 449 }
 450
 451 - (NSString *) stringByAddingPercentEscapesIncludingReserved {
 452     return [(id)CFURLCreateStringByAddingPercentEscapes(
 453         kCFAllocatorDefault,
 454         (CFStringRef) self,
 455         NULL,
 456         CFSTR(";/?:@&=+$,"),
 457         kCFStringEncodingUTF8
 458     ) autorelease];
 459 }
 460
 461 @end
 462 /* }}} */
 463
 464 /* C++ NSString Wrapper Cache {{{ */
 465 static _finline CFStringRef CYStringCreate(const char *data, size_t size) {
 466     return size == 0 ? NULL :
 467         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingUTF8, NO, kCFAllocatorNull) ?:
 468         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingISOLatin1, NO, kCFAllocatorNull);
 469 }
 470
 471 static _finline CFStringRef CYStringCreate(const char *data) {
 472     return CYStringCreate(data, strlen(data));
 473 }
 474
 475 class CYString {
 476   private:
 477     char *data_;
 478     size_t size_;
 479     CFStringRef cache_;
 480
 481     _finline void clear_() {
 482         if (cache_ != NULL) {
 483             CFRelease(cache_);
 484             cache_ = NULL;
 485         }
 486     }
 487
 488   public:
 489     _finline bool empty() const {
 490         return size_ == 0;
 491     }
 492
 493     _finline size_t size() const {
 494         return size_;
 495     }
 496
 497     _finline char *data() const {
 498         return data_;
 499     }
 500
 501     _finline void clear() {
 502         size_ = 0;
 503         clear_();
 504     }
 505
 506     _finline CYString() :
 507         data_(0),
 508         size_(0),
 509         cache_(NULL)
 510     {
 511     }
 512
 513     _finline ~CYString() {
 514         clear_();
 515     }
 516
 517     void operator =(const CYString &rhs) {
 518         data_ = rhs.data_;
 519         size_ = rhs.size_;
 520
 521         if (rhs.cache_ == nil)
 522             cache_ = NULL;
 523         else
 524             cache_ = reinterpret_cast<CFStringRef>(CFRetain(rhs.cache_));
 525     }
 526
 527     void copy(apr_pool_t *pool) {
 528         char *temp(reinterpret_cast<char *>(apr_palloc(pool, size_ + 1)));
 529         memcpy(temp, data_, size_);
 530         temp[size_] = '\0';
 531         data_ = temp;
 532     }
 533
 534     void set(apr_pool_t *pool, const char *data, size_t size) {
 535         if (size == 0)
 536             clear();
 537         else {
 538             clear_();
 539
 540             data_ = const_cast<char *>(data);
 541             size_ = size;
 542
 543             if (pool != NULL)
 544                 copy(pool);
 545         }
 546     }
 547
 548     _finline void set(apr_pool_t *pool, const char *data) {
 549         set(pool, data, data == NULL ? 0 : strlen(data));
 550     }
 551
 552     _finline void set(apr_pool_t *pool, const std::string &rhs) {
 553         set(pool, rhs.data(), rhs.size());
 554     }
 555
 556     bool operator ==(const CYString &rhs) const {
 557         return size_ == rhs.size_ && memcmp(data_, rhs.data_, size_) == 0;
 558     }
 559
 560     _finline operator CFStringRef() {
 561         if (cache_ == NULL)
 562             cache_ = CYStringCreate(data_, size_);
 563         return cache_;
 564     }
 565
 566     _finline operator id() {
 567         return (NSString *) static_cast<CFStringRef>(*this);
 568     }
 569
 570     _finline operator const char *() {
 571         return reinterpret_cast<const char *>(data_);
 572     }
 573 };
 574 /* }}} */
 575 /* C++ NSString Algorithm Adapters {{{ */
 576 extern "C" {
 577     CF_EXPORT CFHashCode CFStringHashNSString(CFStringRef str);
 578 }
 579
 580 struct NSStringMapHash :
 581     std::unary_function<NSString *, size_t>
 582 {
 583     _finline size_t operator ()(NSString *value) const {
 584         return CFStringHashNSString((CFStringRef) value);
 585     }
 586 };
 587
 588 struct NSStringMapLess :
 589     std::binary_function<NSString *, NSString *, bool>
 590 {
 591     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 592         return [lhs compare:rhs] == NSOrderedAscending;
 593     }
 594 };
 595
 596 struct NSStringMapEqual :
 597     std::binary_function<NSString *, NSString *, bool>
 598 {
 599     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 600         return CFStringCompare((CFStringRef) lhs, (CFStringRef) rhs, 0) == kCFCompareEqualTo;
 601         //CFEqual((CFTypeRef) lhs, (CFTypeRef) rhs);
 602         //[lhs isEqualToString:rhs];
 603     }
 604 };
 605 /* }}} */
 606
 607 /* CoreGraphics Primitives {{{ */
 608 class CYColor {
 609   private:
 610     CGColorRef color_;
 611
 612     static CGColorRef Create_(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 613         CGFloat color[] = {red, green, blue, alpha};
 614         return CGColorCreate(space, color);
 615     }
 616
 617   public:
 618     CYColor() :
 619         color_(NULL)
 620     {
 621     }
 622
 623     CYColor(CGColorSpaceRef space, float red, float green, float blue, float alpha) :
 624         color_(Create_(space, red, green, blue, alpha))
 625     {
 626         Set(space, red, green, blue, alpha);
 627     }
 628
 629     void Clear() {
 630         if (color_ != NULL)
 631             CGColorRelease(color_);
 632     }
 633
 634     ~CYColor() {
 635         Clear();
 636     }
 637
 638     void Set(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 639         Clear();
 640         color_ = Create_(space, red, green, blue, alpha);
 641     }
 642
 643     operator CGColorRef() {
 644         return color_;
 645     }
 646 };
 647 /* }}} */
 648
 649 /* Random Global Variables {{{ */
 650 static const int PulseInterval_ = 50000;
 651
 652 static const NSString *UI_;
 653
 654 static int Finish_;
 655 static bool RestartSubstrate_;
 656 static NSArray *Finishes_;
 657
 658 #define SpringBoard_ "/System/Library/LaunchDaemons/com.apple.SpringBoard.plist"
 659 #define NotifyConfig_ "/etc/notify.conf"
 660
 661 static bool Queuing_;
 662
 663 static CYColor Blue_;
 664 static CYColor Blueish_;
 665 static CYColor Black_;
 666 static CYColor Off_;
 667 static CYColor White_;
 668 static CYColor Gray_;
 669 static CYColor Green_;
 670 static CYColor Purple_;
 671 static CYColor Purplish_;
 672
 673 static UIColor *InstallingColor_;
 674 static UIColor *RemovingColor_;
 675
 676 static NSString *App_;
 677
 678 static BOOL Advanced_;
 679 static BOOL Ignored_;
 680
 681 static _H<UIFont> Font12_;
 682 static _H<UIFont> Font12Bold_;
 683 static _H<UIFont> Font14_;
 684 static _H<UIFont> Font18Bold_;
 685 static _H<UIFont> Font22Bold_;
 686
 687 static const char *Machine_ = NULL;
 688 static NSString *System_ = nil;
 689 static NSString *SerialNumber_ = nil;
 690 static NSString *ChipID_ = nil;
 691 static NSString *BBSNum_ = nil;
 692 static _H<NSString> Token_;
 693 static NSString *UniqueID_ = nil;
 694 static NSString *PLMN_ = nil;
 695 static NSString *Build_ = nil;
 696 static NSString *Product_ = nil;
 697 static NSString *Safari_ = nil;
 698
 699 static CFLocaleRef Locale_;
 700 static NSArray *Languages_;
 701 static CGColorSpaceRef space_;
 702
 703 static NSDictionary *SectionMap_;
 704 static NSMutableDictionary *Metadata_;
 705 static _transient NSMutableDictionary *Settings_;
 706 static _transient NSString *Role_;
 707 static _transient NSMutableDictionary *Packages_;
 708 static _transient NSMutableDictionary *Values_;
 709 static _transient NSMutableDictionary *Sections_;
 710 _H<NSMutableDictionary> Sources_;
 711 static _transient NSNumber *Version_;
 712 _H<NSString> CydiaSource_;
 713 bool Changed_;
 714 static time_t now_;
 715
 716 bool IsWildcat_;
 717 static CGFloat ScreenScale_;
 718 static NSString *Idiom_;
 719 _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 @interface CydiaWebViewController : CyteWebViewController {
3936     _H<CydiaObject> cydia_;
3937 }
3938
3939 + (void) addDiversion:(Diversion *)diversion;
3940
3941 @end
3942
3943 /* Web Scripting {{{ */
3944 @implementation CydiaObject
3945
3946 - (id) initWithDelegate:(IndirectDelegate *)indirect {
3947     if ((self = [super init]) != nil) {
3948         indirect_ = indirect;
3949     } return self;
3950 }
3951
3952 - (void) setDelegate:(id)delegate {
3953     delegate_ = delegate;
3954 }
3955
3956 + (NSArray *) _attributeKeys {
3957     return [NSArray arrayWithObjects:
3958         @"bbsnum",
3959         @"cydiaSource",
3960         @"device",
3961         @"ecid",
3962         @"firmware",
3963         @"hostname",
3964         @"idiom",
3965         @"model",
3966         @"plmn",
3967         @"role",
3968         @"serial",
3969         @"token",
3970         @"version",
3971     nil];
3972 }
3973
3974 - (NSArray *) attributeKeys {
3975     return [[self class] _attributeKeys];
3976 }
3977
3978 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
3979     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
3980 }
3981
3982 - (NSString *) version {
3983     return Cydia_;
3984 }
3985
3986 - (NSString *) device {
3987     return [[UIDevice currentDevice] uniqueIdentifier];
3988 }
3989
3990 - (NSString *) firmware {
3991     return [[UIDevice currentDevice] systemVersion];
3992 }
3993
3994 - (NSString *) hostname {
3995     return [[UIDevice currentDevice] name];
3996 }
3997
3998 - (NSString *) idiom {
3999     return (id) Idiom_ ?: [NSNull null];
4000 }
4001
4002 - (NSString *) plmn {
4003     return (id) PLMN_ ?: [NSNull null];
4004 }
4005
4006 - (NSString *) bbsnum {
4007     return (id) BBSNum_ ?: [NSNull null];
4008 }
4009
4010 - (NSString *) ecid {
4011     return (id) ChipID_ ?: [NSNull null];
4012 }
4013
4014 - (NSString *) serial {
4015     return SerialNumber_;
4016 }
4017
4018 - (NSString *) role {
4019     return (id) Role_ ?: [NSNull null];
4020 }
4021
4022 - (NSString *) model {
4023     return [NSString stringWithUTF8String:Machine_];
4024 }
4025
4026 - (NSString *) token {
4027     return (id) Token_ ?: [NSNull null];
4028 }
4029
4030 + (NSString *) webScriptNameForSelector:(SEL)selector {
4031     if (false);
4032     else if (selector == @selector(addBridgedHost:))
4033         return @"addBridgedHost";
4034     else if (selector == @selector(addInsecureHost:))
4035         return @"addInsecureHost";
4036     else if (selector == @selector(addInternalRedirect::))
4037         return @"addInternalRedirect";
4038     else if (selector == @selector(addPipelinedHost:scheme:))
4039         return @"addPipelinedHost";
4040     else if (selector == @selector(addSource:::))
4041         return @"addSource";
4042     else if (selector == @selector(addTokenHost:))
4043         return @"addTokenHost";
4044     else if (selector == @selector(addTrivialSource:))
4045         return @"addTrivialSource";
4046     else if (selector == @selector(close))
4047         return @"close";
4048     else if (selector == @selector(du:))
4049         return @"du";
4050     else if (selector == @selector(stringWithFormat:arguments:))
4051         return @"format";
4052     else if (selector == @selector(getAllSources))
4053         return @"getAllSourcs";
4054     else if (selector == @selector(getKernelNumber:))
4055         return @"getKernelNumber";
4056     else if (selector == @selector(getKernelString:))
4057         return @"getKernelString";
4058     else if (selector == @selector(getInstalledPackages))
4059         return @"getInstalledPackages";
4060     else if (selector == @selector(getIORegistryEntry::))
4061         return @"getIORegistryEntry";
4062     else if (selector == @selector(getLocaleIdentifier))
4063         return @"getLocaleIdentifier";
4064     else if (selector == @selector(getPreferredLanguages))
4065         return @"getPreferredLanguages";
4066     else if (selector == @selector(getPackageById:))
4067         return @"getPackageById";
4068     else if (selector == @selector(getMetadataKeys))
4069         return @"getMetadataKeys";
4070     else if (selector == @selector(getMetadataValue:))
4071         return @"getMetadataValue";
4072     else if (selector == @selector(getSessionValue:))
4073         return @"getSessionValue";
4074     else if (selector == @selector(installPackages:))
4075         return @"installPackages";
4076     else if (selector == @selector(localizedStringForKey:value:table:))
4077         return @"localize";
4078     else if (selector == @selector(popViewController:))
4079         return @"popViewController";
4080     else if (selector == @selector(refreshSources))
4081         return @"refreshSources";
4082     else if (selector == @selector(removeButton))
4083         return @"removeButton";
4084     else if (selector == @selector(saveConfig))
4085         return @"saveConfig";
4086     else if (selector == @selector(setCydiaSource:))
4087         return @"setCydiaSource";
4088     else if (selector == @selector(setMetadataValue::))
4089         return @"setMetadataValue";
4090     else if (selector == @selector(setSessionValue::))
4091         return @"setSessionValue";
4092     else if (selector == @selector(substitutePackageNames:))
4093         return @"substitutePackageNames";
4094     else if (selector == @selector(scrollToBottom:))
4095         return @"scrollToBottom";
4096     else if (selector == @selector(setAllowsNavigationAction:))
4097         return @"setAllowsNavigationAction";
4098     else if (selector == @selector(setBadgeValue:))
4099         return @"setBadgeValue";
4100     else if (selector == @selector(setButtonImage:withStyle:toFunction:))
4101         return @"setButtonImage";
4102     else if (selector == @selector(setButtonTitle:withStyle:toFunction:))
4103         return @"setButtonTitle";
4104     else if (selector == @selector(setHidesBackButton:))
4105         return @"setHidesBackButton";
4106     else if (selector == @selector(setHidesNavigationBar:))
4107         return @"setHidesNavigationBar";
4108     else if (selector == @selector(setNavigationBarStyle:))
4109         return @"setNavigationBarStyle";
4110     else if (selector == @selector(setNavigationBarTintRed:green:blue:alpha:))
4111         return @"setNavigationBarTintColor";
4112     else if (selector == @selector(setPasteboardString:))
4113         return @"setPasteboardString";
4114     else if (selector == @selector(setPasteboardURL:))
4115         return @"setPasteboardURL";
4116     else if (selector == @selector(setScrollIndicatorStyle:))
4117         return @"setScrollIndicatorStyle";
4118     else if (selector == @selector(setToken:))
4119         return @"setToken";
4120     else if (selector == @selector(setViewportWidth:))
4121         return @"setViewportWidth";
4122     else if (selector == @selector(statfs:))
4123         return @"statfs";
4124     else if (selector == @selector(supports:))
4125         return @"supports";
4126     else if (selector == @selector(unload))
4127         return @"unload";
4128     else
4129         return nil;
4130 }
4131
4132 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
4133     return [self webScriptNameForSelector:selector] == nil;
4134 }
4135
4136 - (BOOL) supports:(NSString *)feature {
4137     return [feature isEqualToString:@"window.open"];
4138 }
4139
4140 - (void) unload {
4141     [delegate_ performSelectorOnMainThread:@selector(unloadData) withObject:nil waitUntilDone:NO];
4142 }
4143
4144 - (void) setScrollIndicatorStyle:(NSString *)style {
4145     [indirect_ performSelectorOnMainThread:@selector(setScrollIndicatorStyleWithName:) withObject:style waitUntilDone:NO];
4146 }
4147
4148 - (void) addInternalRedirect:(NSString *)from :(NSString *)to {
4149     [CydiaWebViewController performSelectorOnMainThread:@selector(addDiversion:) withObject:[[[Diversion alloc] initWithFrom:from to:to] autorelease] waitUntilDone:NO];
4150 }
4151
4152 - (NSNumber *) getKernelNumber:(NSString *)name {
4153     const char *string([name UTF8String]);
4154
4155     size_t size;
4156     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4157         return (id) [NSNull null];
4158
4159     if (size != sizeof(int))
4160         return (id) [NSNull null];
4161
4162     int value;
4163     if (sysctlbyname(string, &value, &size, NULL, 0) == -1)
4164         return (id) [NSNull null];
4165
4166     return [NSNumber numberWithInt:value];
4167 }
4168
4169 - (NSString *) getKernelString:(NSString *)name {
4170     const char *string([name UTF8String]);
4171
4172     size_t size;
4173     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4174         return (id) [NSNull null];
4175
4176     char value[size + 1];
4177     if (sysctlbyname(string, value, &size, NULL, 0) == -1)
4178         return (id) [NSNull null];
4179
4180     // XXX: just in case you request something ludicrous
4181     value[size] = '\0';
4182
4183     return [NSString stringWithCString:value];
4184 }
4185
4186 - (NSObject *) getIORegistryEntry:(NSString *)path :(NSString *)entry {
4187     NSObject *value(CYIOGetValue([path UTF8String], entry));
4188
4189     if (value != nil)
4190         if ([value isKindOfClass:[NSData class]])
4191             value = CYHex((NSData *) value);
4192
4193     return value;
4194 }
4195
4196 - (void) _setCydiaSource:(NSString *)source {
4197     @synchronized (HostConfig_) {
4198         CydiaSource_ = source;
4199         [Metadata_ setObject:source forKey:@"CydiaSource"];
4200     }
4201
4202     Changed_ = true;
4203 }
4204
4205 - (void) setCydiaSource:(NSString *)source {
4206     [self performSelectorOnMainThread:@selector(_setCydiaSource:) withObject:source waitUntilDone:NO];
4207 }
4208
4209 - (NSString *) cydiaSource {
4210     @synchronized (HostConfig_) {
4211         return (id) CydiaSource_ ?: [NSNull null];
4212     }
4213 }
4214
4215 - (NSArray *) getMetadataKeys {
4216 @synchronized (Values_) {
4217     return [Values_ allKeys];
4218 } }
4219
4220 - (id) getMetadataValue:(NSString *)key {
4221 @synchronized (Values_) {
4222     return [Values_ objectForKey:key];
4223 } }
4224
4225 - (void) setMetadataValue:(NSString *)key :(NSString *)value {
4226 @synchronized (Values_) {
4227     if (value == nil || value == (id) [WebUndefined undefined] || value == (id) [NSNull null])
4228         [Values_ removeObjectForKey:key];
4229     else
4230         [Values_ setObject:value forKey:key];
4231
4232     [delegate_ performSelectorOnMainThread:@selector(updateValues) withObject:nil waitUntilDone:YES];
4233 } }
4234
4235 - (id) getSessionValue:(NSString *)key {
4236 @synchronized (SessionData_) {
4237     return [SessionData_ objectForKey:key];
4238 } }
4239
4240 - (void) setSessionValue:(NSString *)key :(NSString *)value {
4241 @synchronized (SessionData_) {
4242     if (value == (id) [WebUndefined undefined])
4243         [SessionData_ removeObjectForKey:key];
4244     else
4245         [SessionData_ setObject:value forKey:key];
4246 } }
4247
4248 - (void) addBridgedHost:(NSString *)host {
4249 @synchronized (HostConfig_) {
4250     [BridgedHosts_ addObject:host];
4251 } }
4252
4253 - (void) addInsecureHost:(NSString *)host {
4254 @synchronized (HostConfig_) {
4255     [InsecureHosts_ addObject:host];
4256 } }
4257
4258 - (void) addTokenHost:(NSString *)host {
4259 @synchronized (HostConfig_) {
4260     [TokenHosts_ addObject:host];
4261 } }
4262
4263 - (void) addPipelinedHost:(NSString *)host scheme:(NSString *)scheme {
4264 @synchronized (HostConfig_) {
4265     if (scheme != (id) [WebUndefined undefined])
4266         host = [NSString stringWithFormat:@"%@:%@", [scheme lowercaseString], host];
4267
4268     [PipelinedHosts_ addObject:host];
4269 } }
4270
4271 - (void) popViewController:(NSNumber *)value {
4272     if (value == (id) [WebUndefined undefined])
4273         value = [NSNumber numberWithBool:YES];
4274     [indirect_ performSelectorOnMainThread:@selector(popViewControllerWithNumber:) withObject:value waitUntilDone:NO];
4275 }
4276
4277 - (void) addSource:(NSString *)href :(NSString *)distribution :(WebScriptObject *)sections {
4278     NSMutableArray *array([NSMutableArray arrayWithCapacity:[sections count]]);
4279
4280     for (NSString *section in sections)
4281         [array addObject:section];
4282
4283     [delegate_ performSelectorOnMainThread:@selector(addSource:) withObject:[NSMutableDictionary dictionaryWithObjectsAndKeys:
4284         @"deb", @"Type",
4285         href, @"URI",
4286         distribution, @"Distribution",
4287         array, @"Sections",
4288     nil] waitUntilDone:NO];
4289 }
4290
4291 - (void) addTrivialSource:(NSString *)href {
4292     [delegate_ performSelectorOnMainThread:@selector(addTrivialSource:) withObject:href waitUntilDone:NO];
4293 }
4294
4295 - (void) refreshSources {
4296     [delegate_ performSelectorOnMainThread:@selector(syncData) withObject:nil waitUntilDone:NO];
4297 }
4298
4299 - (void) saveConfig {
4300     [delegate_ performSelectorOnMainThread:@selector(_saveConfig) withObject:nil waitUntilDone:NO];
4301 }
4302
4303 - (NSArray *) getAllSources {
4304     return [[Database sharedInstance] sources];
4305 }
4306
4307 - (NSArray *) getInstalledPackages {
4308     Database *database([Database sharedInstance]);
4309 @synchronized (database) {
4310     NSArray *packages([database packages]);
4311     NSMutableArray *installed([NSMutableArray arrayWithCapacity:1024]);
4312     for (Package *package in packages)
4313         if (![package uninstalled])
4314             [installed addObject:package];
4315     return installed;
4316 } }
4317
4318 - (Package *) getPackageById:(NSString *)id {
4319     if (Package *package = [[Database sharedInstance] packageWithName:id]) {
4320         [package parse];
4321         return package;
4322     } else
4323         return (Package *) [NSNull null];
4324 }
4325
4326 - (NSString *) getLocaleIdentifier {
4327     return Locale_ == NULL ? (NSString *) [NSNull null] : (NSString *) CFLocaleGetIdentifier(Locale_);
4328 }
4329
4330 - (NSArray *) getPreferredLanguages {
4331     return Languages_;
4332 }
4333
4334 - (NSArray *) statfs:(NSString *)path {
4335     struct statfs stat;
4336
4337     if (path == nil || statfs([path UTF8String], &stat) == -1)
4338         return nil;
4339
4340     return [NSArray arrayWithObjects:
4341         [NSNumber numberWithUnsignedLong:stat.f_bsize],
4342         [NSNumber numberWithUnsignedLong:stat.f_blocks],
4343         [NSNumber numberWithUnsignedLong:stat.f_bfree],
4344     nil];
4345 }
4346
4347 - (NSNumber *) du:(NSString *)path {
4348     NSNumber *value(nil);
4349
4350     int fds[2];
4351     _assert(pipe(fds) != -1);
4352
4353     pid_t pid(ExecFork());
4354     if (pid == 0) {
4355         _assert(dup2(fds[1], 1) != -1);
4356         _assert(close(fds[0]) != -1);
4357         _assert(close(fds[1]) != -1);
4358         /* XXX: this should probably not use du */
4359         execl("/usr/libexec/cydia/du", "du", "-s", [path UTF8String], NULL);
4360         exit(1);
4361         _assert(false);
4362     }
4363
4364     _assert(close(fds[1]) != -1);
4365
4366     if (FILE *du = fdopen(fds[0], "r")) {
4367         char line[1024];
4368         while (fgets(line, sizeof(line), du) != NULL) {
4369             size_t length(strlen(line));
4370             while (length != 0 && line[length - 1] == '\n')
4371                 line[--length] = '\0';
4372             if (char *tab = strchr(line, '\t')) {
4373                 *tab = '\0';
4374                 value = [NSNumber numberWithUnsignedLong:strtoul(line, NULL, 0)];
4375             }
4376         }
4377
4378         fclose(du);
4379     } else _assert(close(fds[0]));
4380
4381     ReapZombie(pid);
4382
4383     return value;
4384 }
4385
4386 - (void) close {
4387     [indirect_ performSelectorOnMainThread:@selector(close) withObject:nil waitUntilDone:NO];
4388 }
4389
4390 - (void) installPackages:(NSArray *)packages {
4391     [delegate_ performSelectorOnMainThread:@selector(installPackages:) withObject:packages waitUntilDone:NO];
4392 }
4393
4394 - (NSString *) substitutePackageNames:(NSString *)message {
4395     NSMutableArray *words([[message componentsSeparatedByString:@" "] mutableCopy]);
4396     for (size_t i(0), e([words count]); i != e; ++i) {
4397         NSString *word([words objectAtIndex:i]);
4398         if (Package *package = [[Database sharedInstance] packageWithName:word])
4399             [words replaceObjectAtIndex:i withObject:[package name]];
4400     }
4401
4402     return [words componentsJoinedByString:@" "];
4403 }
4404
4405 - (void) removeButton {
4406     [indirect_ removeButton];
4407 }
4408
4409 - (void) setButtonImage:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4410     [indirect_ setButtonImage:button withStyle:style toFunction:function];
4411 }
4412
4413 - (void) setButtonTitle:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4414     [indirect_ setButtonTitle:button withStyle:style toFunction:function];
4415 }
4416
4417 - (void) setBadgeValue:(id)value {
4418     [indirect_ performSelectorOnMainThread:@selector(setBadgeValue:) withObject:value waitUntilDone:NO];
4419 }
4420
4421 - (void) setAllowsNavigationAction:(NSString *)value {
4422     [indirect_ performSelectorOnMainThread:@selector(setAllowsNavigationActionByNumber:) withObject:value waitUntilDone:NO];
4423 }
4424
4425 - (void) setHidesBackButton:(NSString *)value {
4426     [indirect_ performSelectorOnMainThread:@selector(setHidesBackButtonByNumber:) withObject:value waitUntilDone:NO];
4427 }
4428
4429 - (void) setHidesNavigationBar:(NSString *)value {
4430     [indirect_ performSelectorOnMainThread:@selector(setHidesNavigationBarByNumber:) withObject:value waitUntilDone:NO];
4431 }
4432
4433 - (void) setNavigationBarStyle:(NSString *)value {
4434     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarStyle:) withObject:value waitUntilDone:NO];
4435 }
4436
4437 - (void) setNavigationBarTintRed:(NSNumber *)red green:(NSNumber *)green blue:(NSNumber *)blue alpha:(NSNumber *)alpha {
4438     float opacity(alpha == (id) [WebUndefined undefined] ? 1 : [alpha floatValue]);
4439     UIColor *color([UIColor colorWithRed:[red floatValue] green:[green floatValue] blue:[blue floatValue] alpha:opacity]);
4440     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarTintColor:) withObject:color waitUntilDone:NO];
4441 }
4442
4443 - (void) setPasteboardString:(NSString *)value {
4444     [[objc_getClass("UIPasteboard") generalPasteboard] setString:value];
4445 }
4446
4447 - (void) setPasteboardURL:(NSString *)value {
4448     [[objc_getClass("UIPasteboard") generalPasteboard] setURL:[NSURL URLWithString:value]];
4449 }
4450
4451 - (void) _setToken:(NSString *)token {
4452     Token_ = token;
4453
4454     if (token == nil)
4455         [Metadata_ removeObjectForKey:@"Token"];
4456     else
4457         [Metadata_ setObject:Token_ forKey:@"Token"];
4458
4459     Changed_ = true;
4460 }
4461
4462 - (void) setToken:(NSString *)token {
4463     [self performSelectorOnMainThread:@selector(_setToken:) withObject:token waitUntilDone:NO];
4464 }
4465
4466 - (void) scrollToBottom:(NSNumber *)animated {
4467     [indirect_ performSelectorOnMainThread:@selector(scrollToBottomAnimated:) withObject:animated waitUntilDone:NO];
4468 }
4469
4470 - (void) setViewportWidth:(float)width {
4471     [indirect_ setViewportWidthOnMainThread:width];
4472 }
4473
4474 - (NSString *) stringWithFormat:(NSString *)format arguments:(WebScriptObject *)arguments {
4475     //NSLog(@"SWF:\"%@\" A:%@", format, [arguments description]);
4476     unsigned count([arguments count]);
4477     id values[count];
4478     for (unsigned i(0); i != count; ++i)
4479         values[i] = [arguments objectAtIndex:i];
4480     return [[[NSString alloc] initWithFormat:format arguments:reinterpret_cast<va_list>(values)] autorelease];
4481 }
4482
4483 - (NSString *) localizedStringForKey:(NSString *)key value:(NSString *)value table:(NSString *)table {
4484     if (reinterpret_cast<id>(value) == [WebUndefined undefined])
4485         value = nil;
4486     if (reinterpret_cast<id>(table) == [WebUndefined undefined])
4487         table = nil;
4488     return [[NSBundle mainBundle] localizedStringForKey:key value:value table:table];
4489 }
4490
4491 @end
4492 /* }}} */
4493
4494 @interface NSURL (CydiaSecure)
4495 @end
4496
4497 @implementation NSURL (CydiaSecure)
4498
4499 - (bool) isCydiaSecure {
4500     if ([[[self scheme] lowercaseString] isEqualToString:@"https"])
4501         return true;
4502
4503     @synchronized (HostConfig_) {
4504         if ([InsecureHosts_ containsObject:[self host]])
4505             return true;
4506     }
4507
4508     return false;
4509 }
4510
4511 @end
4512
4513 /* Cydia Browser Controller {{{ */
4514 @implementation CydiaWebViewController
4515
4516 - (NSURL *) navigationURL {
4517     return request_ == nil ? nil : [NSURL URLWithString:[NSString stringWithFormat:@"cydia://url/%@", [[request_ URL] absoluteString]]];
4518 }
4519
4520 + (void) _initialize {
4521     [super _initialize];
4522
4523     Diversions_ = [NSMutableSet setWithCapacity:0];
4524 }
4525
4526 + (void) addDiversion:(Diversion *)diversion {
4527     [Diversions_ addObject:diversion];
4528 }
4529
4530 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4531     [super webView:view didClearWindowObject:window forFrame:frame];
4532
4533     WebDataSource *source([frame dataSource]);
4534     NSURLResponse *response([source response]);
4535     NSURL *url([response URL]);
4536     NSString *scheme([[url scheme] lowercaseString]);
4537
4538     bool bridged(false);
4539
4540     @synchronized (HostConfig_) {
4541         if ([scheme isEqualToString:@"file"])
4542             bridged = true;
4543         else if ([scheme isEqualToString:@"https"])
4544             if ([BridgedHosts_ containsObject:[url host]])
4545                 bridged = true;
4546     }
4547
4548     if (bridged)
4549         [window setValue:cydia_ forKey:@"cydia"];
4550 }
4551
4552 - (void) _setupMail:(MFMailComposeViewController *)controller {
4553     [controller addAttachmentData:[NSData dataWithContentsOfFile:@"/tmp/cydia.log"] mimeType:@"text/plain" fileName:@"cydia.log"];
4554
4555     system("/usr/bin/dpkg -l >/tmp/dpkgl.log");
4556     [controller addAttachmentData:[NSData dataWithContentsOfFile:@"/tmp/dpkgl.log"] mimeType:@"text/plain" fileName:@"dpkgl.log"];
4557 }
4558
4559 - (NSURL *) URLWithURL:(NSURL *)url {
4560     return [Diversion divertURL:url];
4561 }
4562
4563 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
4564     NSURL *url([request URL]);
4565     NSString *host([url host]);
4566
4567     NSMutableURLRequest *copy([[super webView:view resource:resource willSendRequest:request redirectResponse:response fromDataSource:source] mutableCopy]);
4568
4569     if (System_ != NULL && [copy valueForHTTPHeaderField:@"X-System"] == nil)
4570         [copy setValue:System_ forHTTPHeaderField:@"X-System"];
4571     if (Machine_ != NULL && [copy valueForHTTPHeaderField:@"X-Machine"] == nil)
4572         [copy setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
4573
4574     bool bridged;
4575     bool token;
4576
4577     @synchronized (HostConfig_) {
4578         bridged = [BridgedHosts_ containsObject:host];
4579         token = [TokenHosts_ containsObject:host];
4580     }
4581
4582     if ([url isCydiaSecure]) {
4583         if (bridged) {
4584             if (UniqueID_ != nil && [copy valueForHTTPHeaderField:@"X-Cydia-Id"] == nil)
4585                 [copy setValue:UniqueID_ forHTTPHeaderField:@"X-Cydia-Id"];
4586         } else if (token) {
4587             if (Token_ != nil && [copy valueForHTTPHeaderField:@"X-Cydia-Token"] == nil)
4588                 [copy setValue:Token_ forHTTPHeaderField:@"X-Cydia-Token"];
4589         }
4590     }
4591
4592     return copy;
4593 }
4594
4595 - (void) setDelegate:(id)delegate {
4596     [super setDelegate:delegate];
4597     [cydia_ setDelegate:delegate];
4598 }
4599
4600 - (NSString *) applicationNameForUserAgent {
4601     NSString *application([NSString stringWithFormat:@"Cydia/%@", Cydia_]);
4602
4603     if (Safari_ != nil)
4604         application = [NSString stringWithFormat:@"Safari/%@ %@", Safari_, application];
4605     if (Build_ != nil)
4606         application = [NSString stringWithFormat:@"Mobile/%@ %@", Build_, application];
4607     if (Product_ != nil)
4608         application = [NSString stringWithFormat:@"Version/%@ %@", Product_, application];
4609
4610     return application;
4611 }
4612
4613 - (id) init {
4614     if ((self = [super initWithWidth:0 ofClass:[CydiaWebViewController class]]) != nil) {
4615         cydia_ = [[[CydiaObject alloc] initWithDelegate:indirect_] autorelease];
4616     } return self;
4617 }
4618
4619 @end
4620
4621 @interface AppCacheController : CydiaWebViewController {
4622 }
4623
4624 @end
4625
4626 @implementation AppCacheController
4627
4628 - (void) didReceiveMemoryWarning {
4629 }
4630
4631 @end
4632 /* }}} */
4633
4634 // CydiaScript {{{
4635 @interface NSObject (CydiaScript)
4636 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context;
4637 @end
4638
4639 @implementation NSObject (CydiaScript)
4640
4641 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4642     return self;
4643 }
4644
4645 @end
4646
4647 @implementation NSArray (CydiaScript)
4648
4649 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4650     WebScriptObject *object([context evaluateWebScript:@"[]"]);
4651     for (size_t i(0), e([self count]); i != e; ++i)
4652         [object setWebScriptValueAtIndex:i value:[[self objectAtIndex:i] Cydia$webScriptObjectInContext:context]];
4653     return object;
4654 }
4655
4656 @end
4657
4658 @implementation NSDictionary (CydiaScript)
4659
4660 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4661     WebScriptObject *object([context evaluateWebScript:@"({})"]);
4662     for (id i in self)
4663         [object setValue:[[self objectForKey:i] Cydia$webScriptObjectInContext:context] forKey:i];
4664     return object;
4665 }
4666
4667 @end
4668 // }}}
4669
4670 /* Confirmation Controller {{{ */
4671 bool DepSubstrate(const pkgCache::VerIterator &iterator) {
4672     if (!iterator.end())
4673         for (pkgCache::DepIterator dep(iterator.DependsList()); !dep.end(); ++dep) {
4674             if (dep->Type != pkgCache::Dep::Depends && dep->Type != pkgCache::Dep::PreDepends)
4675                 continue;
4676             pkgCache::PkgIterator package(dep.TargetPkg());
4677             if (package.end())
4678                 continue;
4679             if (strcmp(package.Name(), "mobilesubstrate") == 0)
4680                 return true;
4681         }
4682
4683     return false;
4684 }
4685
4686 @protocol ConfirmationControllerDelegate
4687 - (void) cancelAndClear:(bool)clear;
4688 - (void) confirmWithNavigationController:(UINavigationController *)navigation;
4689 - (void) queue;
4690 @end
4691
4692 @interface ConfirmationController : CydiaWebViewController {
4693     _transient Database *database_;
4694
4695     _H<UIAlertView> essential_;
4696
4697     _H<NSDictionary> changes_;
4698     _H<NSMutableArray> issues_;
4699     _H<NSDictionary> sizes_;
4700
4701     BOOL substrate_;
4702 }
4703
4704 - (id) initWithDatabase:(Database *)database;
4705
4706 @end
4707
4708 @implementation ConfirmationController
4709
4710 - (void) complete {
4711     if (substrate_)
4712         RestartSubstrate_ = true;
4713     [delegate_ confirmWithNavigationController:[self navigationController]];
4714 }
4715
4716 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
4717     NSString *context([alert context]);
4718
4719     if ([context isEqualToString:@"remove"]) {
4720         if (button == [alert cancelButtonIndex])
4721             [self dismissModalViewControllerAnimated:YES];
4722         else if (button == [alert firstOtherButtonIndex]) {
4723             [self complete];
4724         }
4725
4726         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4727     } else if ([context isEqualToString:@"unable"]) {
4728         [self dismissModalViewControllerAnimated:YES];
4729         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4730     } else {
4731         [super alertView:alert clickedButtonAtIndex:button];
4732     }
4733 }
4734
4735 - (void) _doContinue {
4736     [delegate_ cancelAndClear:NO];
4737     [self dismissModalViewControllerAnimated:YES];
4738 }
4739
4740 - (id) invokeDefaultMethodWithArguments:(NSArray *)args {
4741     [self performSelectorOnMainThread:@selector(_doContinue) withObject:nil waitUntilDone:NO];
4742     return nil;
4743 }
4744
4745 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4746     [super webView:view didClearWindowObject:window forFrame:frame];
4747
4748     [window setValue:[[NSDictionary dictionaryWithObjectsAndKeys:
4749         (id) changes_, @"changes",
4750         (id) issues_, @"issues",
4751         (id) sizes_, @"sizes",
4752         self, @"queue",
4753     nil] Cydia$webScriptObjectInContext:window] forKey:@"cydiaConfirm"];
4754 }
4755
4756 - (id) initWithDatabase:(Database *)database {
4757     if ((self = [super init]) != nil) {
4758         database_ = database;
4759
4760         NSMutableArray *installs([NSMutableArray arrayWithCapacity:16]);
4761         NSMutableArray *reinstalls([NSMutableArray arrayWithCapacity:16]);
4762         NSMutableArray *upgrades([NSMutableArray arrayWithCapacity:16]);
4763         NSMutableArray *downgrades([NSMutableArray arrayWithCapacity:16]);
4764         NSMutableArray *removes([NSMutableArray arrayWithCapacity:16]);
4765
4766         bool remove(false);
4767
4768         pkgCacheFile &cache([database_ cache]);
4769         NSArray *packages([database_ packages]);
4770         pkgDepCache::Policy *policy([database_ policy]);
4771
4772         issues_ = [NSMutableArray arrayWithCapacity:4];
4773
4774         for (Package *package in packages) {
4775             pkgCache::PkgIterator iterator([package iterator]);
4776             NSString *name([package id]);
4777
4778             if ([package broken]) {
4779                 NSMutableArray *reasons([NSMutableArray arrayWithCapacity:4]);
4780
4781                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4782                     name, @"package",
4783                     reasons, @"reasons",
4784                 nil]];
4785
4786                 pkgCache::VerIterator ver(cache[iterator].InstVerIter(cache));
4787                 if (ver.end())
4788                     continue;
4789
4790                 for (pkgCache::DepIterator dep(ver.DependsList()); !dep.end(); ) {
4791                     pkgCache::DepIterator start;
4792                     pkgCache::DepIterator end;
4793                     dep.GlobOr(start, end); // ++dep
4794
4795                     if (!cache->IsImportantDep(end))
4796                         continue;
4797                     if ((cache[end] & pkgDepCache::DepGInstall) != 0)
4798                         continue;
4799
4800                     NSMutableArray *clauses([NSMutableArray arrayWithCapacity:4]);
4801
4802                     [reasons addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4803                         [NSString stringWithUTF8String:start.DepType()], @"relationship",
4804                         clauses, @"clauses",
4805                     nil]];
4806
4807                     _forever {
4808                         NSString *reason, *installed((NSString *) [WebUndefined undefined]);
4809
4810                         pkgCache::PkgIterator target(start.TargetPkg());
4811                         if (target->ProvidesList != 0)
4812                             reason = @"missing";
4813                         else {
4814                             pkgCache::VerIterator ver(cache[target].InstVerIter(cache));
4815                             if (!ver.end()) {
4816                                 reason = @"installed";
4817                                 installed = [NSString stringWithUTF8String:ver.VerStr()];
4818                             } else if (!cache[target].CandidateVerIter(cache).end())
4819                                 reason = @"uninstalled";
4820                             else if (target->ProvidesList == 0)
4821                                 reason = @"uninstallable";
4822                             else
4823                                 reason = @"virtual";
4824                         }
4825
4826                         NSDictionary *version(start.TargetVer() == 0 ? [NSNull null] : [NSDictionary dictionaryWithObjectsAndKeys:
4827                             [NSString stringWithUTF8String:start.CompType()], @"operator",
4828                             [NSString stringWithUTF8String:start.TargetVer()], @"value",
4829                         nil]);
4830
4831                         [clauses addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4832                             [NSString stringWithUTF8String:start.TargetPkg().Name()], @"package",
4833                             version, @"version",
4834                             reason, @"reason",
4835                             installed, @"installed",
4836                         nil]];
4837
4838                         // yes, seriously. (wtf?)
4839                         if (start == end)
4840                             break;
4841                         ++start;
4842                     }
4843                 }
4844             }
4845
4846             pkgDepCache::StateCache &state(cache[iterator]);
4847
4848             static Pcre special_r("^(firmware$|gsc\\.|cy\\+)");
4849
4850             if (state.NewInstall())
4851                 [installs addObject:name];
4852             // XXX: else if (state.Install())
4853             else if (!state.Delete() && (state.iFlags & pkgDepCache::ReInstall) == pkgDepCache::ReInstall)
4854                 [reinstalls addObject:name];
4855             // XXX: move before previous if
4856             else if (state.Upgrade())
4857                 [upgrades addObject:name];
4858             else if (state.Downgrade())
4859                 [downgrades addObject:name];
4860             else if (!state.Delete())
4861                 // XXX: _assert(state.Keep());
4862                 continue;
4863             else if (special_r(name))
4864                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4865                     [NSNull null], @"package",
4866                     [NSArray arrayWithObjects:
4867                         [NSDictionary dictionaryWithObjectsAndKeys:
4868                             @"Conflicts", @"relationship",
4869                             [NSArray arrayWithObjects:
4870                                 [NSDictionary dictionaryWithObjectsAndKeys:
4871                                     name, @"package",
4872                                     [NSNull null], @"version",
4873                                     @"installed", @"reason",
4874                                 nil],
4875                             nil], @"clauses",
4876                         nil],
4877                     nil], @"reasons",
4878                 nil]];
4879             else {
4880                 if ([package essential])
4881                     remove = true;
4882                 [removes addObject:name];
4883             }
4884
4885             substrate_ |= DepSubstrate(policy->GetCandidateVer(iterator));
4886             substrate_ |= DepSubstrate(iterator.CurrentVer());
4887         }
4888
4889         if (!remove)
4890             essential_ = nil;
4891         else if (Advanced_) {
4892             NSString *parenthetical(UCLocalize("PARENTHETICAL"));
4893
4894             essential_ = [[[UIAlertView alloc]
4895                 initWithTitle:UCLocalize("REMOVING_ESSENTIALS")
4896                 message:UCLocalize("REMOVING_ESSENTIALS_EX")
4897                 delegate:self
4898                 cancelButtonTitle:[NSString stringWithFormat:parenthetical, UCLocalize("CANCEL_OPERATION"), UCLocalize("SAFE")]
4899                 otherButtonTitles:
4900                     [NSString stringWithFormat:parenthetical, UCLocalize("FORCE_REMOVAL"), UCLocalize("UNSAFE")],
4901                 nil
4902             ] autorelease];
4903
4904             [essential_ setContext:@"remove"];
4905         } else {
4906             essential_ = [[[UIAlertView alloc]
4907                 initWithTitle:UCLocalize("UNABLE_TO_COMPLY")
4908                 message:UCLocalize("UNABLE_TO_COMPLY_EX")
4909                 delegate:self
4910                 cancelButtonTitle:UCLocalize("OKAY")
4911                 otherButtonTitles:nil
4912             ] autorelease];
4913
4914             [essential_ setContext:@"unable"];
4915         }
4916
4917         changes_ = [NSDictionary dictionaryWithObjectsAndKeys:
4918             installs, @"installs",
4919             reinstalls, @"reinstalls",
4920             upgrades, @"upgrades",
4921             downgrades, @"downgrades",
4922             removes, @"removes",
4923         nil];
4924
4925         sizes_ = [NSDictionary dictionaryWithObjectsAndKeys:
4926             [NSNumber numberWithInteger:[database_ fetcher].FetchNeeded()], @"downloading",
4927             [NSNumber numberWithInteger:[database_ fetcher].PartialPresent()], @"resuming",
4928         nil];
4929
4930         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/confirm/", UI_]]];
4931     } return self;
4932 }
4933
4934 - (UIBarButtonItem *) leftButton {
4935     return [[[UIBarButtonItem alloc]
4936         initWithTitle:UCLocalize("CANCEL")
4937         style:UIBarButtonItemStylePlain
4938         target:self
4939         action:@selector(cancelButtonClicked)
4940     ] autorelease];
4941 }
4942
4943 #if !AlwaysReload
4944 - (void) applyRightButton {
4945     if ([issues_ count] == 0 && ![self isLoading])
4946         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
4947             initWithTitle:UCLocalize("CONFIRM")
4948             style:UIBarButtonItemStyleDone
4949             target:self
4950             action:@selector(confirmButtonClicked)
4951         ] autorelease]];
4952     else
4953         [[self navigationItem] setRightBarButtonItem:nil];
4954 }
4955 #endif
4956
4957 - (void) cancelButtonClicked {
4958     [self dismissModalViewControllerAnimated:YES];
4959     [delegate_ cancelAndClear:YES];
4960 }
4961
4962 #if !AlwaysReload
4963 - (void) confirmButtonClicked {
4964     if (essential_ != nil)
4965         [essential_ show];
4966     else
4967         [self complete];
4968 }
4969 #endif
4970
4971 @end
4972 /* }}} */
4973
4974 /* Progress Data {{{ */
4975 @interface CydiaProgressData : NSObject {
4976     _transient id delegate_;
4977
4978     bool running_;
4979     float percent_;
4980
4981     float current_;
4982     float total_;
4983     float speed_;
4984
4985     _H<NSMutableArray> events_;
4986     _H<NSString> title_;
4987
4988     _H<NSString> status_;
4989     _H<NSString> finish_;
4990 }
4991
4992 @end
4993
4994 @implementation CydiaProgressData
4995
4996 + (NSArray *) _attributeKeys {
4997     return [NSArray arrayWithObjects:
4998         @"current",
4999         @"events",
5000         @"finish",
5001         @"percent",
5002         @"running",
5003         @"speed",
5004         @"title",
5005         @"total",
5006     nil];
5007 }
5008
5009 - (NSArray *) attributeKeys {
5010     return [[self class] _attributeKeys];
5011 }
5012
5013 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
5014     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
5015 }
5016
5017 - (id) init {
5018     if ((self = [super init]) != nil) {
5019         events_ = [NSMutableArray arrayWithCapacity:32];
5020     } return self;
5021 }
5022
5023 - (void) setDelegate:(id)delegate {
5024     delegate_ = delegate;
5025 }
5026
5027 - (void) setPercent:(float)value {
5028     percent_ = value;
5029 }
5030
5031 - (NSNumber *) percent {
5032     return [NSNumber numberWithFloat:percent_];
5033 }
5034
5035 - (void) setCurrent:(float)value {
5036     current_ = value;
5037 }
5038
5039 - (NSNumber *) current {
5040     return [NSNumber numberWithFloat:current_];
5041 }
5042
5043 - (void) setTotal:(float)value {
5044     total_ = value;
5045 }
5046
5047 - (NSNumber *) total {
5048     return [NSNumber numberWithFloat:total_];
5049 }
5050
5051 - (void) setSpeed:(float)value {
5052     speed_ = value;
5053 }
5054
5055 - (NSNumber *) speed {
5056     return [NSNumber numberWithFloat:speed_];
5057 }
5058
5059 - (NSArray *) events {
5060     return events_;
5061 }
5062
5063 - (void) removeAllEvents {
5064     [events_ removeAllObjects];
5065 }
5066
5067 - (void) addEvent:(CydiaProgressEvent *)event {
5068     [events_ addObject:event];
5069 }
5070
5071 - (void) setTitle:(NSString *)text {
5072     title_ = text;
5073 }
5074
5075 - (NSString *) title {
5076     return title_;
5077 }
5078
5079 - (void) setFinish:(NSString *)text {
5080     finish_ = text;
5081 }
5082
5083 - (NSString *) finish {
5084     return (id) finish_ ?: [NSNull null];
5085 }
5086
5087 - (void) setRunning:(bool)running {
5088     running_ = running;
5089 }
5090
5091 - (NSNumber *) running {
5092     return running_ ? (NSNumber *) kCFBooleanTrue : (NSNumber *) kCFBooleanFalse;
5093 }
5094
5095 @end
5096 /* }}} */
5097 /* Progress Controller {{{ */
5098 @interface ProgressController : CydiaWebViewController <
5099     ProgressDelegate
5100 > {
5101     _transient Database *database_;
5102     _H<CydiaProgressData, 1> progress_;
5103     unsigned cancel_;
5104 }
5105
5106 - (id) initWithDatabase:(Database *)database delegate:(id)delegate;
5107
5108 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title;
5109
5110 - (void) setTitle:(NSString *)title;
5111 - (void) setCancellable:(bool)cancellable;
5112
5113 @end
5114
5115 @implementation ProgressController
5116
5117 - (void) dealloc {
5118     [database_ setProgressDelegate:nil];
5119     [super dealloc];
5120 }
5121
5122 - (UIBarButtonItem *) leftButton {
5123     return cancel_ == 1 ? [[[UIBarButtonItem alloc]
5124         initWithTitle:UCLocalize("CANCEL")
5125         style:UIBarButtonItemStylePlain
5126         target:self
5127         action:@selector(cancel)
5128     ] autorelease] : nil;
5129 }
5130
5131 - (void) updateCancel {
5132     [super applyLeftButton];
5133 }
5134
5135 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
5136     if ((self = [super init]) != nil) {
5137         database_ = database;
5138         delegate_ = delegate;
5139
5140         [database_ setProgressDelegate:self];
5141
5142         progress_ = [[[CydiaProgressData alloc] init] autorelease];
5143         [progress_ setDelegate:self];
5144
5145         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/progress/", UI_]]];
5146
5147         [scroller_ setBackgroundColor:[UIColor blackColor]];
5148
5149         [[self navigationItem] setHidesBackButton:YES];
5150
5151         [self updateCancel];
5152     } return self;
5153 }
5154
5155 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
5156     [super webView:view didClearWindowObject:window forFrame:frame];
5157     [window setValue:progress_ forKey:@"cydiaProgress"];
5158 }
5159
5160 - (void) updateProgress {
5161     [self dispatchEvent:@"CydiaProgressUpdate"];
5162 }
5163
5164 - (void) viewWillAppear:(BOOL)animated {
5165     [[[self navigationController] navigationBar] setBarStyle:UIBarStyleBlack];
5166     [super viewWillAppear:animated];
5167 }
5168
5169 - (void) close {
5170     UpdateExternalStatus(0);
5171
5172     if (Finish_ > 1)
5173         [delegate_ saveState];
5174
5175     switch (Finish_) {
5176         case 0:
5177             [delegate_ returnToCydia];
5178         break;
5179
5180         case 1:
5181             [delegate_ terminateWithSuccess];
5182             /*if ([delegate_ respondsToSelector:@selector(suspendWithAnimation:)])
5183                 [delegate_ suspendWithAnimation:YES];
5184             else
5185                 [delegate_ suspend];*/
5186         break;
5187
5188         case 2:
5189             _trace();
5190             goto reload;
5191
5192         case 3:
5193             _trace();
5194             goto reload;
5195
5196         reload:
5197             system("/usr/bin/sbreload");
5198             _trace();
5199         break;
5200
5201         case 4:
5202             _trace();
5203             if (void (*SBReboot)(mach_port_t) = reinterpret_cast<void (*)(mach_port_t)>(dlsym(RTLD_DEFAULT, "SBReboot")))
5204                 SBReboot(SBSSpringBoardServerPort());
5205             else
5206                 reboot2(RB_AUTOBOOT);
5207         break;
5208     }
5209
5210     [super close];
5211 }
5212
5213 - (void) setTitle:(NSString *)title {
5214     [progress_ setTitle:title];
5215     [self updateProgress];
5216 }
5217
5218 - (UIBarButtonItem *) rightButton {
5219     return [[progress_ running] boolValue] ? [super rightButton] : [[[UIBarButtonItem alloc]
5220         initWithTitle:UCLocalize("CLOSE")
5221         style:UIBarButtonItemStylePlain
5222         target:self
5223         action:@selector(close)
5224     ] autorelease];
5225 }
5226
5227 - (void) uicache {
5228     _trace();
5229     system("su -c /usr/bin/uicache mobile");
5230     _trace();
5231 }
5232
5233 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title {
5234     UpdateExternalStatus(1);
5235
5236     [progress_ setRunning:true];
5237     [self setTitle:title];
5238     // implicit updateProgress
5239
5240     SHA1SumValue notifyconf; {
5241         FileFd file;
5242         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5243             _error->Discard();
5244         else {
5245             MMap mmap(file, MMap::ReadOnly);
5246             SHA1Summation sha1;
5247             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5248             notifyconf = sha1.Result();
5249         }
5250     }
5251
5252     SHA1SumValue springlist; {
5253         FileFd file;
5254         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5255             _error->Discard();
5256         else {
5257             MMap mmap(file, MMap::ReadOnly);
5258             SHA1Summation sha1;
5259             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5260             springlist = sha1.Result();
5261         }
5262     }
5263
5264     if (invocation != nil) {
5265         [invocation yieldToSelector:@selector(invoke)];
5266         [self setTitle:@"COMPLETE"];
5267     }
5268
5269     if (Finish_ < 4) {
5270         FileFd file;
5271         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5272             _error->Discard();
5273         else {
5274             MMap mmap(file, MMap::ReadOnly);
5275             SHA1Summation sha1;
5276             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5277             if (!(notifyconf == sha1.Result()))
5278                 Finish_ = 4;
5279         }
5280     }
5281
5282     if (Finish_ < 3) {
5283         FileFd file;
5284         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5285             _error->Discard();
5286         else {
5287             MMap mmap(file, MMap::ReadOnly);
5288             SHA1Summation sha1;
5289             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5290             if (!(springlist == sha1.Result()))
5291                 Finish_ = 3;
5292         }
5293     }
5294
5295     if (Finish_ < 2) {
5296         if (RestartSubstrate_)
5297             Finish_ = 2;
5298     }
5299
5300     RestartSubstrate_ = false;
5301
5302     switch (Finish_) {
5303         case 0: [progress_ setFinish:UCLocalize("RETURN_TO_CYDIA")]; break; /* XXX: Maybe UCLocalize("DONE")? */
5304         case 1: [progress_ setFinish:UCLocalize("CLOSE_CYDIA")]; break;
5305         case 2: [progress_ setFinish:UCLocalize("RESTART_SPRINGBOARD")]; break;
5306         case 3: [progress_ setFinish:UCLocalize("RELOAD_SPRINGBOARD")]; break;
5307         case 4: [progress_ setFinish:UCLocalize("REBOOT_DEVICE")]; break;
5308     }
5309
5310     UIProgressHUD *hud([delegate_ addProgressHUD]);
5311     [hud setText:UCLocalize("LOADING")];
5312     [self yieldToSelector:@selector(uicache)];
5313     [delegate_ removeProgressHUD:hud];
5314
5315     UpdateExternalStatus(Finish_ == 0 ? 0 : 2);
5316
5317     [progress_ setRunning:false];
5318     [self updateProgress];
5319
5320     [self applyRightButton];
5321 }
5322
5323 - (void) addProgressEvent:(CydiaProgressEvent *)event {
5324     [progress_ addEvent:event];
5325     [self updateProgress];
5326 }
5327
5328 - (bool) isProgressCancelled {
5329     return cancel_ == 2;
5330 }
5331
5332 - (void) cancel {
5333     cancel_ = 2;
5334     [self updateCancel];
5335 }
5336
5337 - (void) setCancellable:(bool)cancellable {
5338     unsigned cancel(cancel_);
5339
5340     if (!cancellable)
5341         cancel_ = 0;
5342     else if (cancel_ == 0)
5343         cancel_ = 1;
5344
5345     if (cancel != cancel_)
5346         [self updateCancel];
5347 }
5348
5349 - (void) setProgressCancellable:(NSNumber *)cancellable {
5350     [self setCancellable:[cancellable boolValue]];
5351 }
5352
5353 - (void) setProgressPercent:(NSNumber *)percent {
5354     [progress_ setPercent:[percent floatValue]];
5355     [self updateProgress];
5356 }
5357
5358 - (void) setProgressStatus:(NSDictionary *)status {
5359     if (status == nil) {
5360         [progress_ setCurrent:0];
5361         [progress_ setTotal:0];
5362         [progress_ setSpeed:0];
5363     } else {
5364         [progress_ setPercent:[[status objectForKey:@"Percent"] floatValue]];
5365
5366         [progress_ setCurrent:[[status objectForKey:@"Current"] floatValue]];
5367         [progress_ setTotal:[[status objectForKey:@"Total"] floatValue]];
5368         [progress_ setSpeed:[[status objectForKey:@"Speed"] floatValue]];
5369     }
5370
5371     [self updateProgress];
5372 }
5373
5374 @end
5375 /* }}} */
5376
5377 /* Package Cell {{{ */
5378 @interface PackageCell : CyteTableViewCell <
5379     CyteTableViewCellDelegate
5380 > {
5381     _H<UIImage> icon_;
5382     _H<NSString> name_;
5383     _H<NSString> description_;
5384     bool commercial_;
5385     _H<NSString> source_;
5386     _H<UIImage> badge_;
5387     _H<UIImage> placard_;
5388     bool summarized_;
5389 }
5390
5391 - (PackageCell *) init;
5392 - (void) setPackage:(Package *)package asSummary:(bool)summary;
5393
5394 - (void) drawContentRect:(CGRect)rect;
5395
5396 @end
5397
5398 @implementation PackageCell
5399
5400 - (PackageCell *) init {
5401     CGRect frame(CGRectMake(0, 0, 320, 74));
5402     if ((self = [super initWithFrame:frame reuseIdentifier:@"Package"]) != nil) {
5403         UIView *content([self contentView]);
5404         CGRect bounds([content bounds]);
5405
5406         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
5407         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5408         [content addSubview:content_];
5409
5410         [content_ setDelegate:self];
5411         [content_ setOpaque:YES];
5412     } return self;
5413 }
5414
5415 - (NSString *) accessibilityLabel {
5416     return [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), (id) name_, (id) description_];
5417 }
5418
5419 - (void) setPackage:(Package *)package asSummary:(bool)summary {
5420     summarized_ = summary;
5421
5422     icon_ = nil;
5423     name_ = nil;
5424     description_ = nil;
5425     source_ = nil;
5426     badge_ = nil;
5427     placard_ = nil;
5428
5429     if (package == nil)
5430         [content_ setBackgroundColor:[UIColor whiteColor]];
5431     else {
5432         [package parse];
5433
5434         Source *source = [package source];
5435
5436         icon_ = [package icon];
5437
5438         if (NSString *name = [package name])
5439             name_ = [NSString stringWithString:name];
5440
5441         NSString *description(nil);
5442
5443         if (description == nil && IsWildcat_)
5444             description = [package longDescription];
5445         if (description == nil)
5446             description = [package shortDescription];
5447
5448         if (description != nil)
5449             description_ = [NSString stringWithString:description];
5450
5451         commercial_ = [package isCommercial];
5452
5453         NSString *label = nil;
5454         bool trusted = false;
5455
5456         if (source != nil) {
5457             label = [source label];
5458             trusted = [source trusted];
5459         } else if ([[package id] isEqualToString:@"firmware"])
5460             label = UCLocalize("APPLE");
5461         else
5462             label = [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("UNKNOWN"), UCLocalize("LOCAL")];
5463
5464         NSString *from(label);
5465
5466         NSString *section = [package simpleSection];
5467         if (section != nil && ![section isEqualToString:label]) {
5468             section = [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
5469             from = [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), from, section];
5470         }
5471
5472         source_ = [NSString stringWithFormat:UCLocalize("FROM"), from];
5473
5474         if (NSString *purpose = [package primaryPurpose])
5475             badge_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Purposes/%@.png", App_, purpose]];
5476
5477         UIColor *color;
5478         NSString *placard;
5479
5480         if (NSString *mode = [package mode]) {
5481             if ([mode isEqualToString:@"REMOVE"] || [mode isEqualToString:@"PURGE"]) {
5482                 color = RemovingColor_;
5483                 //placard = @"removing";
5484             } else {
5485                 color = InstallingColor_;
5486                 //placard = @"installing";
5487             }
5488
5489             // XXX: the removing/installing placards are not @2x
5490             placard = nil;
5491         } else {
5492             color = [UIColor whiteColor];
5493
5494             if ([package installed] != nil)
5495                 placard = @"installed";
5496             else
5497                 placard = nil;
5498         }
5499
5500         [content_ setBackgroundColor:color];
5501
5502         if (placard != nil)
5503             placard_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/%@.png", App_, placard]];
5504     }
5505
5506     [self setNeedsDisplay];
5507     [content_ setNeedsDisplay];
5508 }
5509
5510 - (void) drawSummaryContentRect:(CGRect)rect {
5511     bool highlighted(highlighted_);
5512     float width([self bounds].size.width);
5513
5514     if (icon_ != nil) {
5515         CGRect rect;
5516         rect.size = [(UIImage *) icon_ size];
5517
5518         while (rect.size.width > 16 || rect.size.height > 16) {
5519             rect.size.width /= 2;
5520             rect.size.height /= 2;
5521         }
5522
5523         rect.origin.x = 18 - rect.size.width / 2;
5524         rect.origin.y = 18 - rect.size.height / 2;
5525
5526         [icon_ drawInRect:rect];
5527     }
5528
5529     if (badge_ != nil) {
5530         CGRect rect;
5531         rect.size = [(UIImage *) badge_ size];
5532
5533         rect.size.width /= 4;
5534         rect.size.height /= 4;
5535
5536         rect.origin.x = 23 - rect.size.width / 2;
5537         rect.origin.y = 23 - rect.size.height / 2;
5538
5539         [badge_ drawInRect:rect];
5540     }
5541
5542     if (highlighted)
5543         UISetColor(White_);
5544
5545     if (!highlighted)
5546         UISetColor(commercial_ ? Purple_ : Black_);
5547     [name_ drawAtPoint:CGPointMake(36, 8) forWidth:(width - (placard_ == nil ? 68 : 94)) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5548
5549     if (placard_ != nil)
5550         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
5551 }
5552
5553 - (void) drawNormalContentRect:(CGRect)rect {
5554     bool highlighted(highlighted_);
5555     float width([self bounds].size.width);
5556
5557     if (icon_ != nil) {
5558         CGRect rect;
5559         rect.size = [(UIImage *) icon_ size];
5560
5561         while (rect.size.width > 32 || rect.size.height > 32) {
5562             rect.size.width /= 2;
5563             rect.size.height /= 2;
5564         }
5565
5566         rect.origin.x = 25 - rect.size.width / 2;
5567         rect.origin.y = 25 - rect.size.height / 2;
5568
5569         [icon_ drawInRect:rect];
5570     }
5571
5572     if (badge_ != nil) {
5573         CGRect rect;
5574         rect.size = [(UIImage *) badge_ size];
5575
5576         rect.size.width /= 2;
5577         rect.size.height /= 2;
5578
5579         rect.origin.x = 36 - rect.size.width / 2;
5580         rect.origin.y = 36 - rect.size.height / 2;
5581
5582         [badge_ drawInRect:rect];
5583     }
5584
5585     if (highlighted)
5586         UISetColor(White_);
5587
5588     if (!highlighted)
5589         UISetColor(commercial_ ? Purple_ : Black_);
5590     [name_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - (placard_ == nil ? 80 : 106)) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5591     [source_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
5592
5593     if (!highlighted)
5594         UISetColor(commercial_ ? Purplish_ : Gray_);
5595     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:(width - 46) withFont:Font14_ lineBreakMode:UILineBreakModeTailTruncation];
5596
5597     if (placard_ != nil)
5598         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
5599 }
5600
5601 - (void) drawContentRect:(CGRect)rect {
5602     if (summarized_)
5603         [self drawSummaryContentRect:rect];
5604     else
5605         [self drawNormalContentRect:rect];
5606 }
5607
5608 @end
5609 /* }}} */
5610 /* Section Cell {{{ */
5611 @interface SectionCell : CyteTableViewCell <
5612     CyteTableViewCellDelegate
5613 > {
5614     _H<NSString> basic_;
5615     _H<NSString> section_;
5616     _H<NSString> name_;
5617     _H<NSString> count_;
5618     _H<UIImage> icon_;
5619     _H<UISwitch> switch_;
5620     BOOL editing_;
5621 }
5622
5623 - (void) setSection:(Section *)section editing:(BOOL)editing;
5624
5625 @end
5626
5627 @implementation SectionCell
5628
5629 - (id) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
5630     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
5631         icon_ = [UIImage applicationImageNamed:@"folder.png"];
5632         switch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(218, 9, 60, 25)] autorelease];
5633         [switch_ addTarget:self action:@selector(onSwitch:) forEvents:UIControlEventValueChanged];
5634
5635         UIView *content([self contentView]);
5636         CGRect bounds([content bounds]);
5637
5638         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
5639         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5640         [content addSubview:content_];
5641         [content_ setBackgroundColor:[UIColor whiteColor]];
5642
5643         [content_ setDelegate:self];
5644     } return self;
5645 }
5646
5647 - (void) onSwitch:(id)sender {
5648     NSMutableDictionary *metadata([Sections_ objectForKey:basic_]);
5649     if (metadata == nil) {
5650         metadata = [NSMutableDictionary dictionaryWithCapacity:2];
5651         [Sections_ setObject:metadata forKey:basic_];
5652     }
5653
5654     [metadata setObject:[NSNumber numberWithBool:([switch_ isOn] == NO)] forKey:@"Hidden"];
5655     Changed_ = true;
5656 }
5657
5658 - (void) setSection:(Section *)section editing:(BOOL)editing {
5659     if (editing != editing_) {
5660         if (editing_)
5661             [switch_ removeFromSuperview];
5662         else
5663             [self addSubview:switch_];
5664         editing_ = editing;
5665     }
5666
5667     basic_ = nil;
5668     section_ = nil;
5669     name_ = nil;
5670     count_ = nil;
5671
5672     if (section == nil) {
5673         name_ = UCLocalize("ALL_PACKAGES");
5674         count_ = nil;
5675     } else {
5676         basic_ = [section name];
5677         section_ = [section localized];
5678
5679         name_  = section_ == nil || [section_ length] == 0 ? UCLocalize("NO_SECTION") : (NSString *) section_;
5680         count_ = [NSString stringWithFormat:@"%d", [section count]];
5681
5682         if (editing_)
5683             [switch_ setOn:(isSectionVisible(basic_) ? 1 : 0) animated:NO];
5684     }
5685
5686     [self setAccessoryType:editing ? UITableViewCellAccessoryNone : UITableViewCellAccessoryDisclosureIndicator];
5687     [self setSelectionStyle:editing ? UITableViewCellSelectionStyleNone : UITableViewCellSelectionStyleBlue];
5688
5689     [content_ setNeedsDisplay];
5690 }
5691
5692 - (void) setFrame:(CGRect)frame {
5693     [super setFrame:frame];
5694
5695     CGRect rect([switch_ frame]);
5696     [switch_ setFrame:CGRectMake(frame.size.width - 102, 9, rect.size.width, rect.size.height)];
5697 }
5698
5699 - (NSString *) accessibilityLabel {
5700     return name_;
5701 }
5702
5703 - (void) drawContentRect:(CGRect)rect {
5704     bool highlighted(highlighted_ && !editing_);
5705
5706     [icon_ drawInRect:CGRectMake(8, 7, 32, 32)];
5707
5708     if (highlighted)
5709         UISetColor(White_);
5710
5711     float width(rect.size.width);
5712     if (editing_)
5713         width -= 87;
5714
5715     if (!highlighted)
5716         UISetColor(Black_);
5717     [name_ drawAtPoint:CGPointMake(48, 9) forWidth:(width - 70) withFont:Font22Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5718
5719     CGSize size = [count_ sizeWithFont:Font14_];
5720
5721     UISetColor(White_);
5722     if (count_ != nil)
5723         [count_ drawAtPoint:CGPointMake(13 + (29 - size.width) / 2, 16) withFont:Font12Bold_];
5724 }
5725
5726 @end
5727 /* }}} */
5728
5729 /* File Table {{{ */
5730 @interface FileTable : CyteViewController <
5731     UITableViewDataSource,
5732     UITableViewDelegate
5733 > {
5734     _transient Database *database_;
5735     _H<Package> package_;
5736     _H<NSString> name_;
5737     _H<NSMutableArray> files_;
5738     _H<UITableView, 2> list_;
5739 }
5740
5741 - (id) initWithDatabase:(Database *)database;
5742 - (void) setPackage:(Package *)package;
5743
5744 @end
5745
5746 @implementation FileTable
5747
5748 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
5749     return files_ == nil ? 0 : [files_ count];
5750 }
5751
5752 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
5753     return 24.0f;
5754 }*/
5755
5756 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
5757     static NSString *reuseIdentifier = @"Cell";
5758
5759     UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
5760     if (cell == nil) {
5761         cell = [[[UITableViewCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
5762         [cell setFont:[UIFont systemFontOfSize:16]];
5763     }
5764     [cell setText:[files_ objectAtIndex:indexPath.row]];
5765     [cell setSelectionStyle:UITableViewCellSelectionStyleNone];
5766
5767     return cell;
5768 }
5769
5770 - (NSURL *) navigationURL {
5771     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/files", [package_ id]]];
5772 }
5773
5774 - (void) loadView {
5775     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
5776
5777     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds]] autorelease];
5778     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5779     [list_ setRowHeight:24.0f];
5780     [(UITableView *) list_ setDataSource:self];
5781     [list_ setDelegate:self];
5782     [[self view] addSubview:list_];
5783 }
5784
5785 - (void) viewDidLoad {
5786     [super viewDidLoad];
5787
5788     [[self navigationItem] setTitle:UCLocalize("INSTALLED_FILES")];
5789 }
5790
5791 - (void) releaseSubviews {
5792     list_ = nil;
5793
5794     package_ = nil;
5795     files_ = nil;
5796
5797     [super releaseSubviews];
5798 }
5799
5800 - (id) initWithDatabase:(Database *)database {
5801     if ((self = [super init]) != nil) {
5802         database_ = database;
5803     } return self;
5804 }
5805
5806 - (void) setPackage:(Package *)package {
5807     package_ = nil;
5808     name_ = nil;
5809
5810     files_ = [NSMutableArray arrayWithCapacity:32];
5811
5812     if (package != nil) {
5813         package_ = package;
5814         name_ = [package id];
5815
5816         if (NSArray *files = [package files])
5817             [files_ addObjectsFromArray:files];
5818
5819         if ([files_ count] != 0) {
5820             if ([[files_ objectAtIndex:0] isEqualToString:@"/."])
5821                 [files_ removeObjectAtIndex:0];
5822             [files_ sortUsingSelector:@selector(compareByPath:)];
5823
5824             NSMutableArray *stack = [NSMutableArray arrayWithCapacity:8];
5825             [stack addObject:@"/"];
5826
5827             for (int i(0), e([files_ count]); i != e; ++i) {
5828                 NSString *file = [files_ objectAtIndex:i];
5829                 while (![file hasPrefix:[stack lastObject]])
5830                     [stack removeLastObject];
5831                 NSString *directory = [stack lastObject];
5832                 [stack addObject:[file stringByAppendingString:@"/"]];
5833                 [files_ replaceObjectAtIndex:i withObject:[NSString stringWithFormat:@"%*s%@",
5834                     ([stack count] - 2) * 3, "",
5835                     [file substringFromIndex:[directory length]]
5836                 ]];
5837             }
5838         }
5839     }
5840
5841     [list_ reloadData];
5842 }
5843
5844 - (void) reloadData {
5845     [super reloadData];
5846
5847     [self setPackage:[database_ packageWithName:name_]];
5848 }
5849
5850 @end
5851 /* }}} */
5852 /* Package Controller {{{ */
5853 @interface CYPackageController : CydiaWebViewController <
5854     UIActionSheetDelegate
5855 > {
5856     _transient Database *database_;
5857     _H<Package> package_;
5858     _H<NSString> name_;
5859     bool commercial_;
5860     _H<NSMutableArray> buttons_;
5861     _H<UIBarButtonItem> button_;
5862 }
5863
5864 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name;
5865
5866 @end
5867
5868 @implementation CYPackageController
5869
5870 - (NSURL *) navigationURL {
5871     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@", (id) name_]];
5872 }
5873
5874 /* XXX: this is not safe at all... localization of /fail/ */
5875 - (void) _clickButtonWithName:(NSString *)name {
5876     if ([name isEqualToString:UCLocalize("CLEAR")])
5877         [delegate_ clearPackage:package_];
5878     else if ([name isEqualToString:UCLocalize("INSTALL")])
5879         [delegate_ installPackage:package_];
5880     else if ([name isEqualToString:UCLocalize("REINSTALL")])
5881         [delegate_ installPackage:package_];
5882     else if ([name isEqualToString:UCLocalize("REMOVE")])
5883         [delegate_ removePackage:package_];
5884     else if ([name isEqualToString:UCLocalize("UPGRADE")])
5885         [delegate_ installPackage:package_];
5886     else _assert(false);
5887 }
5888
5889 - (void) actionSheet:(UIActionSheet *)sheet clickedButtonAtIndex:(NSInteger)button {
5890     NSString *context([sheet context]);
5891
5892     if ([context isEqualToString:@"modify"]) {
5893         if (button != [sheet cancelButtonIndex]) {
5894             NSString *buttonName = [buttons_ objectAtIndex:button];
5895             [self _clickButtonWithName:buttonName];
5896         }
5897
5898         [sheet dismissWithClickedButtonIndex:-1 animated:YES];
5899     }
5900 }
5901
5902 - (bool) _allowJavaScriptPanel {
5903     return commercial_;
5904 }
5905
5906 #if !AlwaysReload
5907 - (void) _customButtonClicked {
5908     int count([buttons_ count]);
5909     if (count == 0)
5910         return;
5911
5912     if (count == 1)
5913         [self _clickButtonWithName:[buttons_ objectAtIndex:0]];
5914     else {
5915         NSMutableArray *buttons = [NSMutableArray arrayWithCapacity:count];
5916         [buttons addObjectsFromArray:buttons_];
5917
5918         UIActionSheet *sheet = [[[UIActionSheet alloc]
5919             initWithTitle:nil
5920             delegate:self
5921             cancelButtonTitle:nil
5922             destructiveButtonTitle:nil
5923             otherButtonTitles:nil
5924         ] autorelease];
5925
5926         for (NSString *button in buttons) [sheet addButtonWithTitle:button];
5927         if (!IsWildcat_) {
5928            [sheet addButtonWithTitle:UCLocalize("CANCEL")];
5929            [sheet setCancelButtonIndex:[sheet numberOfButtons] - 1];
5930         }
5931         [sheet setContext:@"modify"];
5932
5933         [delegate_ showActionSheet:sheet fromItem:[[self navigationItem] rightBarButtonItem]];
5934     }
5935 }
5936
5937 // We don't want to allow non-commercial packages to do custom things to the install button,
5938 // so it must call customButtonClicked with a custom commercial_ == 1 fallthrough.
5939 - (void) customButtonClicked {
5940     if (commercial_)
5941         [super customButtonClicked];
5942     else
5943         [self _customButtonClicked];
5944 }
5945
5946 - (void) reloadButtonClicked {
5947     // Don't reload a commerical package by tapping the loading button,
5948     // but if it's not an Install button, we should forward it on.
5949     if (![package_ uninstalled])
5950         [self _customButtonClicked];
5951 }
5952
5953 - (void) applyLoadingTitle {
5954     // Don't show "Loading" as the title. Ever.
5955 }
5956
5957 - (UIBarButtonItem *) rightButton {
5958     return button_;
5959 }
5960 #endif
5961
5962 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name {
5963     if ((self = [super init]) != nil) {
5964         database_ = database;
5965         buttons_ = [NSMutableArray arrayWithCapacity:4];
5966         name_ = name == nil ? @"" : [NSString stringWithString:name];
5967         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/package/%@", UI_, (id) name_]]];
5968     } return self;
5969 }
5970
5971 - (void) reloadData {
5972     [super reloadData];
5973
5974     package_ = [database_ packageWithName:name_];
5975
5976     [buttons_ removeAllObjects];
5977
5978     if (package_ != nil) {
5979         [(Package *) package_ parse];
5980
5981         commercial_ = [package_ isCommercial];
5982
5983         if ([package_ mode] != nil)
5984             [buttons_ addObject:UCLocalize("CLEAR")];
5985         if ([package_ source] == nil);
5986         else if ([package_ upgradableAndEssential:NO])
5987             [buttons_ addObject:UCLocalize("UPGRADE")];
5988         else if ([package_ uninstalled])
5989             [buttons_ addObject:UCLocalize("INSTALL")];
5990         else
5991             [buttons_ addObject:UCLocalize("REINSTALL")];
5992         if (![package_ uninstalled])
5993             [buttons_ addObject:UCLocalize("REMOVE")];
5994     }
5995
5996     NSString *title;
5997     switch ([buttons_ count]) {
5998         case 0: title = nil; break;
5999         case 1: title = [buttons_ objectAtIndex:0]; break;
6000         default: title = UCLocalize("MODIFY"); break;
6001     }
6002
6003     button_ = [[[UIBarButtonItem alloc]
6004         initWithTitle:title
6005         style:UIBarButtonItemStylePlain
6006         target:self
6007         action:@selector(customButtonClicked)
6008     ] autorelease];
6009 }
6010
6011 - (bool) isLoading {
6012     return commercial_ ? [super isLoading] : false;
6013 }
6014
6015 @end
6016 /* }}} */
6017
6018 /* Package List Controller {{{ */
6019 @interface PackageListController : CyteViewController <
6020     UITableViewDataSource,
6021     UITableViewDelegate
6022 > {
6023     _transient Database *database_;
6024     unsigned era_;
6025     _H<NSArray> packages_;
6026     _H<NSMutableArray> sections_;
6027     _H<UITableView, 2> list_;
6028     _H<NSMutableArray> index_;
6029     _H<NSMutableDictionary> indices_;
6030     _H<NSString> title_;
6031     unsigned reloading_;
6032 }
6033
6034 - (id) initWithDatabase:(Database *)database title:(NSString *)title;
6035 - (void) setDelegate:(id)delegate;
6036 - (void) resetCursor;
6037 - (void) clearData;
6038
6039 @end
6040
6041 @implementation PackageListController
6042
6043 - (bool) isSummarized {
6044     return false;
6045 }
6046
6047 - (bool) showsSections {
6048     return true;
6049 }
6050
6051 - (void) deselectWithAnimation:(BOOL)animated {
6052     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
6053 }
6054
6055 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration curve:(UIViewAnimationCurve)curve {
6056     CGRect base = [[self view] bounds];
6057     base.size.height -= bounds.size.height;
6058     base.origin = [list_ frame].origin;
6059
6060     [UIView beginAnimations:nil context:NULL];
6061     [UIView setAnimationBeginsFromCurrentState:YES];
6062     [UIView setAnimationCurve:curve];
6063     [UIView setAnimationDuration:duration];
6064     [list_ setFrame:base];
6065     [UIView commitAnimations];
6066 }
6067
6068 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration {
6069     [self resizeForKeyboardBounds:bounds duration:duration curve:UIViewAnimationCurveLinear];
6070 }
6071
6072 - (void) resizeForKeyboardBounds:(CGRect)bounds {
6073     [self resizeForKeyboardBounds:bounds duration:0];
6074 }
6075
6076 - (void) getKeyboardCurve:(UIViewAnimationCurve *)curve duration:(NSTimeInterval *)duration forNotification:(NSNotification *)notification {
6077     if (&UIKeyboardAnimationCurveUserInfoKey == NULL)
6078         *curve = UIViewAnimationCurveEaseInOut;
6079     else
6080         [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:curve];
6081
6082     if (&UIKeyboardAnimationDurationUserInfoKey == NULL)
6083         *duration = 0.3;
6084     else
6085         [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:duration];
6086 }
6087
6088 - (void) keyboardWillShow:(NSNotification *)notification {
6089     CGRect bounds;
6090     CGPoint center;
6091     [[[notification userInfo] objectForKey:UIKeyboardBoundsUserInfoKey] getValue:&bounds];
6092     [[[notification userInfo] objectForKey:UIKeyboardCenterEndUserInfoKey] getValue:&center];
6093
6094     NSTimeInterval duration;
6095     UIViewAnimationCurve curve;
6096     [self getKeyboardCurve:&curve duration:&duration forNotification:notification];
6097
6098     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);
6099     UIViewController *base = self;
6100     while ([base parentViewController] != nil)
6101         base = [base parentViewController];
6102     CGRect viewframe = [[base view] convertRect:[list_ frame] fromView:[list_ superview]];
6103     CGRect intersection = CGRectIntersection(viewframe, kbframe);
6104
6105     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
6106         intersection.size.height += CYStatusBarHeight();
6107
6108     [self resizeForKeyboardBounds:intersection duration:duration curve:curve];
6109 }
6110
6111 - (void) keyboardWillHide:(NSNotification *)notification {
6112     NSTimeInterval duration;
6113     UIViewAnimationCurve curve;
6114     [self getKeyboardCurve:&curve duration:&duration forNotification:notification];
6115
6116     [self resizeForKeyboardBounds:CGRectZero duration:duration curve:curve];
6117 }
6118
6119 - (void) viewWillAppear:(BOOL)animated {
6120     [super viewWillAppear:animated];
6121
6122     [self resizeForKeyboardBounds:CGRectZero];
6123     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillShow:) name:UIKeyboardWillShowNotification object:nil];
6124     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillHide:) name:UIKeyboardWillHideNotification object:nil];
6125 }
6126
6127 - (void) viewWillDisappear:(BOOL)animated {
6128     [super viewWillDisappear:animated];
6129
6130     [self resizeForKeyboardBounds:CGRectZero];
6131     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillShowNotification object:nil];
6132     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillHideNotification object:nil];
6133 }
6134
6135 - (void) viewDidAppear:(BOOL)animated {
6136     [super viewDidAppear:animated];
6137     [self deselectWithAnimation:animated];
6138 }
6139
6140 - (void) didSelectPackage:(Package *)package {
6141     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id]] autorelease]);
6142     [view setDelegate:delegate_];
6143     [[self navigationController] pushViewController:view animated:YES];
6144 }
6145
6146 #if TryIndexedCollation
6147 + (BOOL) hasIndexedCollation {
6148     return NO; // XXX: objc_getClass("UILocalizedIndexedCollation") != nil;
6149 }
6150 #endif
6151
6152 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
6153     NSInteger count([sections_ count]);
6154     return count == 0 ? 1 : count;
6155 }
6156
6157 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
6158     if ([sections_ count] == 0 || [[sections_ objectAtIndex:section] count] == 0)
6159         return nil;
6160     return [[sections_ objectAtIndex:section] name];
6161 }
6162
6163 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
6164     if ([sections_ count] == 0)
6165         return 0;
6166     return [[sections_ objectAtIndex:section] count];
6167 }
6168
6169 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
6170 @synchronized (database_) {
6171     if ([database_ era] != era_)
6172         return nil;
6173
6174     Section *section([sections_ objectAtIndex:[path section]]);
6175     NSInteger row([path row]);
6176     Package *package([packages_ objectAtIndex:([section row] + row)]);
6177     return [[package retain] autorelease];
6178 } }
6179
6180 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
6181     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
6182     if (cell == nil)
6183         cell = [[[PackageCell alloc] init] autorelease];
6184
6185     Package *package([database_ packageWithName:[[self packageAtIndexPath:path] id]]);
6186     [cell setPackage:package asSummary:[self isSummarized]];
6187     return cell;
6188 }
6189
6190 - (void) tableView:(UITableView *)table didSelectRowAtIndexPath:(NSIndexPath *)path {
6191     Package *package([self packageAtIndexPath:path]);
6192     package = [database_ packageWithName:[package id]];
6193     [self didSelectPackage:package];
6194 }
6195
6196 - (NSArray *) sectionIndexTitlesForTableView:(UITableView *)tableView {
6197     if (![self showsSections])
6198         return nil;
6199
6200     return index_;
6201 }
6202
6203 - (NSInteger) tableView:(UITableView *)tableView sectionForSectionIndexTitle:(NSString *)title atIndex:(NSInteger)index {
6204 #if TryIndexedCollation
6205     if ([[self class] hasIndexedCollation]) {
6206         return [[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionForSectionIndexTitleAtIndex:index];
6207     }
6208 #endif
6209
6210     return index;
6211 }
6212
6213 - (void) updateHeight {
6214     [list_ setRowHeight:([self isSummarized] ? 38 : 73)];
6215 }
6216
6217 - (id) initWithDatabase:(Database *)database title:(NSString *)title {
6218     if ((self = [super init]) != nil) {
6219         database_ = database;
6220         title_ = [title copy];
6221         [[self navigationItem] setTitle:title_];
6222     } return self;
6223 }
6224
6225 - (void) loadView {
6226     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
6227
6228     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain] autorelease];
6229     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6230     [[self view] addSubview:list_];
6231
6232     // XXX: is 20 the most optimal number here?
6233     [list_ setSectionIndexMinimumDisplayRowCount:20];
6234
6235     [(UITableView *) list_ setDataSource:self];
6236     [list_ setDelegate:self];
6237
6238     [self updateHeight];
6239 }
6240
6241 - (void) releaseSubviews {
6242     list_ = nil;
6243
6244     packages_ = nil;
6245     sections_ = nil;
6246     index_ = nil;
6247     indices_ = nil;
6248
6249     [super releaseSubviews];
6250 }
6251
6252 - (void) setDelegate:(id)delegate {
6253     delegate_ = delegate;
6254 }
6255
6256 - (bool) shouldYield {
6257     return false;
6258 }
6259
6260 - (bool) shouldBlock {
6261     return false;
6262 }
6263
6264 - (NSMutableArray *) _reloadPackages {
6265 @synchronized (database_) {
6266     era_ = [database_ era];
6267     NSArray *packages([database_ packages]);
6268
6269     return [NSMutableArray arrayWithArray:packages];
6270 } }
6271
6272 - (void) _reloadData {
6273     if (reloading_ != 0) {
6274         reloading_ = 2;
6275         return;
6276     }
6277
6278     NSArray *packages;
6279
6280     if ([self shouldYield]) {
6281         do {
6282             UIProgressHUD *hud;
6283
6284             if (![self shouldBlock])
6285                 hud = nil;
6286             else {
6287                 hud = [delegate_ addProgressHUD];
6288                 [hud setText:UCLocalize("LOADING")];
6289             }
6290
6291             reloading_ = 1;
6292             packages = [self yieldToSelector:@selector(_reloadPackages)];
6293
6294             if (hud != nil)
6295                 [delegate_ removeProgressHUD:hud];
6296         } while (reloading_ == 2);
6297
6298         reloading_ = 0;
6299     } else {
6300         packages = [self _reloadPackages];
6301     }
6302
6303     packages_ = packages;
6304
6305     indices_ = [NSMutableDictionary dictionaryWithCapacity:32];
6306     sections_ = [NSMutableArray arrayWithCapacity:16];
6307
6308     Section *section = nil;
6309
6310 #if TryIndexedCollation
6311     if ([[self class] hasIndexedCollation]) {
6312         index_ = [[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionIndexTitles];
6313
6314         id collation = [objc_getClass("UILocalizedIndexedCollation") currentCollation];
6315         NSArray *titles = [collation sectionIndexTitles];
6316         int secidx = -1;
6317
6318         _profile(PackageTable$reloadData$Section)
6319             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6320                 Package *package;
6321                 int index;
6322
6323                 _profile(PackageTable$reloadData$Section$Package)
6324                     package = [packages_ objectAtIndex:offset];
6325                     index = [collation sectionForObject:package collationStringSelector:@selector(name)];
6326                 _end
6327
6328                 while (secidx < index) {
6329                     secidx += 1;
6330
6331                     _profile(PackageTable$reloadData$Section$Allocate)
6332                         section = [[[Section alloc] initWithName:[titles objectAtIndex:secidx] row:offset localize:NO] autorelease];
6333                     _end
6334
6335                     _profile(PackageTable$reloadData$Section$Add)
6336                         [sections_ addObject:section];
6337                     _end
6338                 }
6339
6340                 [section addToCount];
6341             }
6342         _end
6343     } else
6344 #endif
6345     {
6346         index_ = [NSMutableArray arrayWithCapacity:32];
6347
6348         bool sectioned([self showsSections]);
6349         if (!sectioned) {
6350             section = [[[Section alloc] initWithName:nil localize:false] autorelease];
6351             [sections_ addObject:section];
6352         }
6353
6354         _profile(PackageTable$reloadData$Section)
6355             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6356                 Package *package;
6357                 unichar index;
6358
6359                 _profile(PackageTable$reloadData$Section$Package)
6360                     package = [packages_ objectAtIndex:offset];
6361                     index = [package index];
6362                 _end
6363
6364                 if (sectioned && (section == nil || [section index] != index)) {
6365                     _profile(PackageTable$reloadData$Section$Allocate)
6366                         section = [[[Section alloc] initWithIndex:index row:offset] autorelease];
6367                     _end
6368
6369                     [index_ addObject:[section name]];
6370                     //[indices_ setObject:[NSNumber numberForInt:[sections_ count]] forKey:index];
6371
6372                     _profile(PackageTable$reloadData$Section$Add)
6373                         [sections_ addObject:section];
6374                     _end
6375                 }
6376
6377                 [section addToCount];
6378             }
6379         _end
6380     }
6381
6382     [self updateHeight];
6383
6384     _profile(PackageTable$reloadData$List)
6385         [(UITableView *) list_ setDataSource:self];
6386         [list_ reloadData];
6387     _end
6388 }
6389
6390 - (void) reloadData {
6391     [super reloadData];
6392
6393     if ([self shouldYield])
6394         [self performSelector:@selector(_reloadData) withObject:nil afterDelay:0];
6395     else
6396         [self _reloadData];
6397 }
6398
6399 - (void) resetCursor {
6400     [list_ scrollRectToVisible:CGRectMake(0, 0, 1, 1) animated:NO];
6401 }
6402
6403 - (void) clearData {
6404     [self updateHeight];
6405
6406     [list_ setDataSource:nil];
6407     [list_ reloadData];
6408
6409     [self resetCursor];
6410 }
6411
6412 @end
6413 /* }}} */
6414 /* Filtered Package List Controller {{{ */
6415 @interface FilteredPackageListController : PackageListController {
6416     SEL filter_;
6417     IMP imp_;
6418     _H<NSObject> object_;
6419 }
6420
6421 - (void) setObject:(id)object;
6422 - (void) setObject:(id)object forFilter:(SEL)filter;
6423
6424 - (SEL) filter;
6425 - (void) setFilter:(SEL)filter;
6426
6427 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object;
6428
6429 @end
6430
6431 @implementation FilteredPackageListController
6432
6433 - (SEL) filter {
6434     return filter_;
6435 }
6436
6437 - (void) setFilter:(SEL)filter {
6438 @synchronized (self) {
6439     filter_ = filter;
6440
6441     /* XXX: this is an unsafe optimization of doomy hell */
6442     Method method(class_getInstanceMethod([Package class], filter));
6443     _assert(method != NULL);
6444     imp_ = method_getImplementation(method);
6445     _assert(imp_ != NULL);
6446 } }
6447
6448 - (void) setObject:(id)object {
6449 @synchronized (self) {
6450     object_ = object;
6451 } }
6452
6453 - (void) setObject:(id)object forFilter:(SEL)filter {
6454 @synchronized (self) {
6455     [self setFilter:filter];
6456     [self setObject:object];
6457 } }
6458
6459 - (NSMutableArray *) _reloadPackages {
6460 @synchronized (database_) {
6461     era_ = [database_ era];
6462     NSArray *packages([database_ packages]);
6463
6464     NSMutableArray *filtered([NSMutableArray arrayWithCapacity:[packages count]]);
6465
6466     IMP imp;
6467     SEL filter;
6468     _H<NSObject> object;
6469
6470     @synchronized (self) {
6471         imp = imp_;
6472         filter = filter_;
6473         object = object_;
6474     }
6475
6476     _profile(PackageTable$reloadData$Filter)
6477         for (Package *package in packages)
6478             if ([package valid] && (*reinterpret_cast<bool (*)(id, SEL, id)>(imp))(package, filter, object))
6479                 [filtered addObject:package];
6480     _end
6481
6482     return filtered;
6483 } }
6484
6485 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object {
6486     if ((self = [super initWithDatabase:database title:title]) != nil) {
6487         [self setFilter:filter];
6488         [self setObject:object];
6489     } return self;
6490 }
6491
6492 @end
6493 /* }}} */
6494
6495 /* Home Controller {{{ */
6496 @interface HomeController : CydiaWebViewController {
6497 }
6498
6499 @end
6500
6501 @implementation HomeController
6502
6503 - (id) init {
6504     if ((self = [super init]) != nil) {
6505         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/home/", UI_]]];
6506         [self reloadData];
6507     } return self;
6508 }
6509
6510 - (NSURL *) navigationURL {
6511     return [NSURL URLWithString:@"cydia://home"];
6512 }
6513
6514 - (void) didReceiveMemoryWarning {
6515 }
6516
6517 - (void) aboutButtonClicked {
6518     UIAlertView *alert([[[UIAlertView alloc] init] autorelease]);
6519
6520     [alert setTitle:UCLocalize("ABOUT_CYDIA")];
6521     [alert addButtonWithTitle:UCLocalize("CLOSE")];
6522     [alert setCancelButtonIndex:0];
6523
6524     [alert setMessage:
6525         @"Copyright \u00a9 2008-2011\n"
6526         "SaurikIT, LLC\n"
6527         "\n"
6528         "Jay Freeman (saurik)\n"
6529         "saurik@saurik.com\n"
6530         "http://www.saurik.com/"
6531     ];
6532
6533     [alert show];
6534 }
6535
6536 - (UIBarButtonItem *) leftButton {
6537     return [[[UIBarButtonItem alloc]
6538         initWithTitle:UCLocalize("ABOUT")
6539         style:UIBarButtonItemStylePlain
6540         target:self
6541         action:@selector(aboutButtonClicked)
6542     ] autorelease];
6543 }
6544
6545 @end
6546 /* }}} */
6547 /* Manage Controller {{{ */
6548 @interface ManageController : CydiaWebViewController {
6549 }
6550
6551 - (void) queueStatusDidChange;
6552
6553 @end
6554
6555 @implementation ManageController
6556
6557 - (id) init {
6558     if ((self = [super init]) != nil) {
6559         [self setURL:[NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"manage" ofType:@"html"]]];
6560     } return self;
6561 }
6562
6563 - (NSURL *) navigationURL {
6564     return [NSURL URLWithString:@"cydia://manage"];
6565 }
6566
6567 - (UIBarButtonItem *) leftButton {
6568     return [[[UIBarButtonItem alloc]
6569         initWithTitle:UCLocalize("SETTINGS")
6570         style:UIBarButtonItemStylePlain
6571         target:self
6572         action:@selector(settingsButtonClicked)
6573     ] autorelease];
6574 }
6575
6576 - (void) settingsButtonClicked {
6577     [delegate_ showSettings];
6578 }
6579
6580 - (void) queueButtonClicked {
6581     [delegate_ queue];
6582 }
6583
6584 - (UIBarButtonItem *) rightButton {
6585     return Queuing_ ? [[[UIBarButtonItem alloc]
6586         initWithTitle:UCLocalize("QUEUE")
6587         style:UIBarButtonItemStyleDone
6588         target:self
6589         action:@selector(queueButtonClicked)
6590     ] autorelease] : nil;
6591 }
6592
6593 - (void) queueStatusDidChange {
6594     [self applyRightButton];
6595 }
6596
6597 - (bool) isLoading {
6598     return !Queuing_ && [super isLoading];
6599 }
6600
6601 @end
6602 /* }}} */
6603
6604 /* Refresh Bar {{{ */
6605 @interface RefreshBar : UINavigationBar {
6606     _H<UIProgressIndicator> indicator_;
6607     _H<UITextLabel> prompt_;
6608     _H<UIProgressBar> progress_;
6609     _H<UINavigationButton> cancel_;
6610 }
6611
6612 @end
6613
6614 @implementation RefreshBar
6615
6616 - (void) positionViews {
6617     CGRect frame = [cancel_ frame];
6618     frame.size = [cancel_ sizeThatFits:frame.size];
6619     frame.origin.x = [self frame].size.width - frame.size.width - 5;
6620     frame.origin.y = ([self frame].size.height - frame.size.height) / 2;
6621     [cancel_ setFrame:frame];
6622
6623     CGSize prgsize = {75, 100};
6624     CGRect prgrect = {{
6625         [self frame].size.width - prgsize.width - 10,
6626         ([self frame].size.height - prgsize.height) / 2
6627     } , prgsize};
6628     [progress_ setFrame:prgrect];
6629
6630     CGSize indsize([UIProgressIndicator defaultSizeForStyle:[indicator_ activityIndicatorViewStyle]]);
6631     unsigned indoffset = ([self frame].size.height - indsize.height) / 2;
6632     CGRect indrect = {{indoffset, indoffset}, indsize};
6633     [indicator_ setFrame:indrect];
6634
6635     CGSize prmsize = {215, indsize.height + 4};
6636     CGRect prmrect = {{
6637         indoffset * 2 + indsize.width,
6638         unsigned([self frame].size.height - prmsize.height) / 2 - 1
6639     }, prmsize};
6640     [prompt_ setFrame:prmrect];
6641 }
6642
6643 - (void) setFrame:(CGRect)frame {
6644     [super setFrame:frame];
6645     [self positionViews];
6646 }
6647
6648 - (id) initWithFrame:(CGRect)frame delegate:(id)delegate {
6649     if ((self = [super initWithFrame:frame]) != nil) {
6650         [self setAutoresizingMask:UIViewAutoresizingFlexibleWidth];
6651
6652         [self setBarStyle:UIBarStyleBlack];
6653
6654         UIBarStyle barstyle([self _barStyle:NO]);
6655         bool ugly(barstyle == UIBarStyleDefault);
6656
6657         UIProgressIndicatorStyle style = ugly ?
6658             UIProgressIndicatorStyleMediumBrown :
6659             UIProgressIndicatorStyleMediumWhite;
6660
6661         indicator_ = [[[UIProgressIndicator alloc] initWithFrame:CGRectZero] autorelease];
6662         [(UIProgressIndicator *) indicator_ setStyle:style];
6663         [indicator_ startAnimation];
6664         [self addSubview:indicator_];
6665
6666         prompt_ = [[[UITextLabel alloc] initWithFrame:CGRectZero] autorelease];
6667         [prompt_ setColor:[UIColor colorWithCGColor:(ugly ? Blueish_ : Off_)]];
6668         [prompt_ setBackgroundColor:[UIColor clearColor]];
6669         [prompt_ setFont:[UIFont systemFontOfSize:15]];
6670         [self addSubview:prompt_];
6671
6672         progress_ = [[[UIProgressBar alloc] initWithFrame:CGRectZero] autorelease];
6673         [progress_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleLeftMargin];
6674         [(UIProgressBar *) progress_ setStyle:0];
6675         [self addSubview:progress_];
6676
6677         cancel_ = [[[UINavigationButton alloc] initWithTitle:UCLocalize("CANCEL") style:UINavigationButtonStyleHighlighted] autorelease];
6678         [cancel_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
6679         [cancel_ addTarget:delegate action:@selector(cancelPressed) forControlEvents:UIControlEventTouchUpInside];
6680         [cancel_ setBarStyle:barstyle];
6681
6682         [self positionViews];
6683     } return self;
6684 }
6685
6686 - (void) setCancellable:(bool)cancellable {
6687     if (cancellable)
6688         [self addSubview:cancel_];
6689     else
6690         [cancel_ removeFromSuperview];
6691 }
6692
6693 - (void) start {
6694     [prompt_ setText:UCLocalize("UPDATING_DATABASE")];
6695     [progress_ setProgress:0];
6696 }
6697
6698 - (void) stop {
6699     [self setCancellable:NO];
6700 }
6701
6702 - (void) setPrompt:(NSString *)prompt {
6703     [prompt_ setText:prompt];
6704 }
6705
6706 - (void) setProgress:(float)progress {
6707     [progress_ setProgress:progress];
6708 }
6709
6710 @end
6711 /* }}} */
6712
6713 /* Cydia Navigation Controller Interface {{{ */
6714 @interface UINavigationController (Cydia)
6715
6716 - (NSArray *) navigationURLCollection;
6717 - (void) unloadData;
6718
6719 @end
6720 /* }}} */
6721
6722 /* Cydia Tab Bar Controller {{{ */
6723 @interface CYTabBarController : UITabBarController <
6724     UITabBarControllerDelegate,
6725     ProgressDelegate
6726 > {
6727     _transient Database *database_;
6728     _H<RefreshBar, 1> refreshbar_;
6729
6730     bool dropped_;
6731     bool updating_;
6732     // XXX: ok, "updatedelegate_"?...
6733     _transient NSObject<CydiaDelegate> *updatedelegate_;
6734
6735     _H<UIViewController> remembered_;
6736     _transient UIViewController *transient_;
6737 }
6738
6739 - (NSArray *) navigationURLCollection;
6740 - (void) dropBar:(BOOL)animated;
6741 - (void) beginUpdate;
6742 - (void) raiseBar:(BOOL)animated;
6743 - (BOOL) updating;
6744 - (void) unloadData;
6745
6746 @end
6747
6748 @implementation CYTabBarController
6749
6750 - (void) setUnselectedViewController:(UIViewController *)transient {
6751     NSMutableArray *controllers = [[self viewControllers] mutableCopy];
6752     if (transient != nil) {
6753         if (transient_ == nil)
6754             remembered_ = [controllers objectAtIndex:0];
6755         transient_ = transient;
6756         [transient_ setTabBarItem:[remembered_ tabBarItem]];
6757         [controllers replaceObjectAtIndex:0 withObject:transient_];
6758         [self setSelectedIndex:0];
6759         [self setViewControllers:controllers];
6760         [self concealTabBarSelection];
6761     } else if (remembered_ != nil) {
6762         [remembered_ setTabBarItem:[transient_ tabBarItem]];
6763         transient_ = transient;
6764         [controllers replaceObjectAtIndex:0 withObject:remembered_];
6765         remembered_ = nil;
6766         [self setViewControllers:controllers];
6767         [self revealTabBarSelection];
6768     }
6769 }
6770
6771 - (UIViewController *) unselectedViewController {
6772     return transient_;
6773 }
6774
6775 - (void) tabBarController:(UITabBarController *)tabBarController didSelectViewController:(UIViewController *)viewController {
6776     if ([self unselectedViewController])
6777         [self setUnselectedViewController:nil];
6778 }
6779
6780 - (NSArray *) navigationURLCollection {
6781     NSMutableArray *items([NSMutableArray array]);
6782
6783     // XXX: Should this deal with transient view controllers?
6784     for (id navigation in [self viewControllers]) {
6785         NSArray *stack = [navigation performSelector:@selector(navigationURLCollection)];
6786         if (stack != nil)
6787             [items addObject:stack];
6788     }
6789
6790     return items;
6791 }
6792
6793 - (void) dismissModalViewControllerAnimated:(BOOL)animated {
6794     if ([self modalViewController] == nil && [self unselectedViewController] != nil)
6795         [self setUnselectedViewController:nil];
6796     else
6797         [super dismissModalViewControllerAnimated:YES];
6798 }
6799
6800 - (void) unloadData {
6801     [super unloadData];
6802
6803     for (UINavigationController *controller in [self viewControllers])
6804         [controller unloadData];
6805
6806     if (UIViewController *selected = [self selectedViewController])
6807         [selected reloadData];
6808
6809     if (UIViewController *unselected = [self unselectedViewController]) {
6810         [unselected unloadData];
6811         [unselected reloadData];
6812     }
6813 }
6814
6815 - (void) dealloc {
6816     [[NSNotificationCenter defaultCenter] removeObserver:self];
6817
6818     [super dealloc];
6819 }
6820
6821 - (id) initWithDatabase:(Database *)database {
6822     if ((self = [super init]) != nil) {
6823         database_ = database;
6824         [self setDelegate:self];
6825
6826         [[self view] setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6827         [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(statusBarFrameChanged:) name:UIApplicationDidChangeStatusBarFrameNotification object:nil];
6828
6829         refreshbar_ = [[[RefreshBar alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, [UINavigationBar defaultSize].height) delegate:self] autorelease];
6830     } return self;
6831 }
6832
6833 - (void) setUpdate:(NSDate *)date {
6834     [self beginUpdate];
6835 }
6836
6837 - (void) beginUpdate {
6838     [(RefreshBar *) refreshbar_ start];
6839     [self dropBar:YES];
6840
6841     [updatedelegate_ retainNetworkActivityIndicator];
6842     updating_ = true;
6843
6844     [NSThread
6845         detachNewThreadSelector:@selector(performUpdate)
6846         toTarget:self
6847         withObject:nil
6848     ];
6849 }
6850
6851 - (void) performUpdate {
6852     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
6853
6854     Status status;
6855     status.setDelegate(self);
6856     [database_ updateWithStatus:status];
6857
6858     [self
6859         performSelectorOnMainThread:@selector(completeUpdate)
6860         withObject:nil
6861         waitUntilDone:NO
6862     ];
6863
6864     [pool release];
6865 }
6866
6867 - (void) stopUpdateWithSelector:(SEL)selector {
6868     updating_ = false;
6869     [updatedelegate_ releaseNetworkActivityIndicator];
6870
6871     [self raiseBar:YES];
6872     [refreshbar_ stop];
6873
6874     [updatedelegate_ performSelector:selector withObject:nil afterDelay:0];
6875 }
6876
6877 - (void) completeUpdate {
6878     if (!updating_)
6879         return;
6880     [self stopUpdateWithSelector:@selector(reloadData)];
6881 }
6882
6883 - (void) cancelUpdate {
6884     [self stopUpdateWithSelector:@selector(updateData)];
6885 }
6886
6887 - (void) cancelPressed {
6888     [self cancelUpdate];
6889 }
6890
6891 - (BOOL) updating {
6892     return updating_;
6893 }
6894
6895 - (void) addProgressEvent:(CydiaProgressEvent *)event {
6896     [refreshbar_ setPrompt:[event compoundMessage]];
6897 }
6898
6899 - (bool) isProgressCancelled {
6900     return !updating_;
6901 }
6902
6903 - (void) setProgressCancellable:(NSNumber *)cancellable {
6904     [refreshbar_ setCancellable:(updating_ && [cancellable boolValue])];
6905 }
6906
6907 - (void) setProgressPercent:(NSNumber *)percent {
6908     [refreshbar_ setProgress:[percent floatValue]];
6909 }
6910
6911 - (void) setProgressStatus:(NSDictionary *)status {
6912     if (status != nil)
6913         [self setProgressPercent:[status objectForKey:@"Percent"]];
6914 }
6915
6916 - (void) setUpdateDelegate:(id)delegate {
6917     updatedelegate_ = delegate;
6918 }
6919
6920 - (UIView *) transitionView {
6921     if ([self respondsToSelector:@selector(_transitionView)])
6922         return [self _transitionView];
6923     else
6924         return MSHookIvar<id>(self, "_viewControllerTransitionView");
6925 }
6926
6927 - (void) dropBar:(BOOL)animated {
6928     if (dropped_)
6929         return;
6930     dropped_ = true;
6931
6932     UIView *transition([self transitionView]);
6933     [[self view] addSubview:refreshbar_];
6934
6935     CGRect barframe([refreshbar_ frame]);
6936
6937     if (kCFCoreFoundationVersionNumber >= kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
6938         barframe.origin.y = CYStatusBarHeight();
6939     else
6940         barframe.origin.y = 0;
6941
6942     [refreshbar_ setFrame:barframe];
6943
6944     if (animated)
6945         [UIView beginAnimations:nil context:NULL];
6946
6947     CGRect viewframe = [transition frame];
6948     viewframe.origin.y += barframe.size.height;
6949     viewframe.size.height -= barframe.size.height;
6950     [transition setFrame:viewframe];
6951
6952     if (animated)
6953         [UIView commitAnimations];
6954
6955     // Ensure bar has the proper width for our view, it might have changed
6956     barframe.size.width = viewframe.size.width;
6957     [refreshbar_ setFrame:barframe];
6958 }
6959
6960 - (void) raiseBar:(BOOL)animated {
6961     if (!dropped_)
6962         return;
6963     dropped_ = false;
6964
6965     UIView *transition([self transitionView]);
6966     [refreshbar_ removeFromSuperview];
6967
6968     CGRect barframe([refreshbar_ frame]);
6969
6970     if (animated)
6971         [UIView beginAnimations:nil context:NULL];
6972
6973     CGRect viewframe = [transition frame];
6974     viewframe.origin.y -= barframe.size.height;
6975     viewframe.size.height += barframe.size.height;
6976     [transition setFrame:viewframe];
6977
6978     if (animated)
6979         [UIView commitAnimations];
6980 }
6981
6982 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
6983     bool dropped(dropped_);
6984
6985     if (dropped)
6986         [self raiseBar:NO];
6987
6988     [super didRotateFromInterfaceOrientation:fromInterfaceOrientation];
6989
6990     if (dropped)
6991         [self dropBar:NO];
6992 }
6993
6994 - (void) statusBarFrameChanged:(NSNotification *)notification {
6995     if (dropped_) {
6996         [self raiseBar:NO];
6997         [self dropBar:NO];
6998     }
6999 }
7000
7001 @end
7002 /* }}} */
7003
7004 /* Cydia Navigation Controller Implementation {{{ */
7005 @implementation UINavigationController (Cydia)
7006
7007 - (NSArray *) navigationURLCollection {
7008     NSMutableArray *stack([NSMutableArray array]);
7009
7010     for (CyteViewController *controller in [self viewControllers]) {
7011         NSString *url = [[controller navigationURL] absoluteString];
7012         if (url != nil)
7013             [stack addObject:url];
7014     }
7015
7016     return stack;
7017 }
7018
7019 - (void) reloadData {
7020     [super reloadData];
7021
7022     UIViewController *visible([self visibleViewController]);
7023     if (visible != nil)
7024         [visible reloadData];
7025
7026     // on the iPad, this view controller is ALSO visible. :(
7027     if (IsWildcat_)
7028         if (UIViewController *top = [self topViewController])
7029             if (top != visible)
7030                 [top reloadData];
7031 }
7032
7033 - (void) unloadData {
7034     for (CyteViewController *page in [self viewControllers])
7035         [page unloadData];
7036
7037     [super unloadData];
7038 }
7039
7040 @end
7041 /* }}} */
7042
7043 /* Cydia:// Protocol {{{ */
7044 @interface CydiaURLProtocol : NSURLProtocol {
7045 }
7046
7047 @end
7048
7049 @implementation CydiaURLProtocol
7050
7051 + (BOOL) canInitWithRequest:(NSURLRequest *)request {
7052     NSURL *url([request URL]);
7053     if (url == nil)
7054         return NO;
7055
7056     NSString *scheme([[url scheme] lowercaseString]);
7057     if (scheme != nil && [scheme isEqualToString:@"cydia"])
7058         return YES;
7059     if ([[url absoluteString] hasPrefix:@"about:cydia-"])
7060         return YES;
7061
7062     return NO;
7063 }
7064
7065 + (NSURLRequest *) canonicalRequestForRequest:(NSURLRequest *)request {
7066     return request;
7067 }
7068
7069 - (void) _returnPNGWithImage:(UIImage *)icon forRequest:(NSURLRequest *)request {
7070     id<NSURLProtocolClient> client([self client]);
7071     if (icon == nil)
7072         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorFileDoesNotExist userInfo:nil]];
7073     else {
7074         NSData *data(UIImagePNGRepresentation(icon));
7075
7076         NSURLResponse *response([[[NSURLResponse alloc] initWithURL:[request URL] MIMEType:@"image/png" expectedContentLength:-1 textEncodingName:nil] autorelease]);
7077         [client URLProtocol:self didReceiveResponse:response cacheStoragePolicy:NSURLCacheStorageNotAllowed];
7078         [client URLProtocol:self didLoadData:data];
7079         [client URLProtocolDidFinishLoading:self];
7080     }
7081 }
7082
7083 - (void) startLoading {
7084     id<NSURLProtocolClient> client([self client]);
7085     NSURLRequest *request([self request]);
7086
7087     NSURL *url([request URL]);
7088     NSString *href([url absoluteString]);
7089     NSString *scheme([[url scheme] lowercaseString]);
7090
7091     NSString *path;
7092
7093     if ([scheme isEqualToString:@"cydia"])
7094         path = [href substringFromIndex:8];
7095     else if ([scheme isEqualToString:@"about"])
7096         path = [href substringFromIndex:12];
7097     else _assert(false);
7098
7099     NSRange slash([path rangeOfString:@"/"]);
7100
7101     NSString *command;
7102     if (slash.location == NSNotFound) {
7103         command = path;
7104         path = nil;
7105     } else {
7106         command = [path substringToIndex:slash.location];
7107         path = [path substringFromIndex:(slash.location + 1)];
7108     }
7109
7110     Database *database([Database sharedInstance]);
7111
7112     if ([command isEqualToString:@"package-icon"]) {
7113         if (path == nil)
7114             goto fail;
7115         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7116         Package *package([database packageWithName:path]);
7117         if (package == nil)
7118             goto fail;
7119         [package parse];
7120         UIImage *icon([package icon]);
7121         [self _returnPNGWithImage:icon forRequest:request];
7122     } else if ([command isEqualToString:@"uikit-image"]) {
7123         if (path == nil)
7124             goto fail;
7125         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7126         UIImage *icon(_UIImageWithName(path));
7127         [self _returnPNGWithImage:icon forRequest:request];
7128     } else if ([command isEqualToString:@"section-icon"]) {
7129         if (path == nil)
7130             goto fail;
7131         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7132         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, [path stringByReplacingOccurrencesOfString:@" " withString:@"_"]]]);
7133         if (icon == nil)
7134             icon = [UIImage applicationImageNamed:@"unknown.png"];
7135         [self _returnPNGWithImage:icon forRequest:request];
7136     } else fail: {
7137         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorResourceUnavailable userInfo:nil]];
7138     }
7139 }
7140
7141 - (void) stopLoading {
7142 }
7143
7144 @end
7145 /* }}} */
7146
7147 /* Section Controller {{{ */
7148 @interface SectionController : FilteredPackageListController {
7149     _H<NSString> section_;
7150 }
7151
7152 - (id) initWithDatabase:(Database *)database section:(NSString *)section;
7153
7154 @end
7155
7156 @implementation SectionController
7157
7158 - (NSURL *) navigationURL {
7159     NSString *name = section_;
7160     if (name == nil)
7161         name = @"all";
7162
7163     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sections/%@", name]];
7164 }
7165
7166 - (id) initWithDatabase:(Database *)database section:(NSString *)name {
7167     NSString *title;
7168     if (name == nil)
7169         title = UCLocalize("ALL_PACKAGES");
7170     else if (![name isEqual:@""])
7171         title = [[NSBundle mainBundle] localizedStringForKey:Simplify(name) value:nil table:@"Sections"];
7172     else
7173         title = UCLocalize("NO_SECTION");
7174
7175     if ((self = [super initWithDatabase:database title:title filter:@selector(isVisibleInSection:) with:name]) != nil) {
7176         section_ = name;
7177     } return self;
7178 }
7179
7180 @end
7181 /* }}} */
7182 /* Sections Controller {{{ */
7183 @interface SectionsController : CyteViewController <
7184     UITableViewDataSource,
7185     UITableViewDelegate
7186 > {
7187     _transient Database *database_;
7188     _H<NSMutableArray> sections_;
7189     _H<NSMutableArray> filtered_;
7190     _H<UITableView, 2> list_;
7191 }
7192
7193 - (id) initWithDatabase:(Database *)database;
7194 - (void) editButtonClicked;
7195
7196 @end
7197
7198 @implementation SectionsController
7199
7200 - (NSURL *) navigationURL {
7201     return [NSURL URLWithString:@"cydia://sections"];
7202 }
7203
7204 - (void) updateNavigationItem {
7205     [[self navigationItem] setTitle:[self isEditing] ? UCLocalize("SECTION_VISIBILITY") : UCLocalize("SECTIONS")];
7206     if ([sections_ count] == 0) {
7207         [[self navigationItem] setRightBarButtonItem:nil];
7208     } else {
7209         [[self navigationItem] setRightBarButtonItem:[[UIBarButtonItem alloc]
7210             initWithBarButtonSystemItem:([self isEditing] ? UIBarButtonSystemItemDone : UIBarButtonSystemItemEdit)
7211             target:self
7212             action:@selector(editButtonClicked)
7213         ] animated:([[self navigationItem] rightBarButtonItem] != nil)];
7214     }
7215 }
7216
7217 - (void) setEditing:(BOOL)editing animated:(BOOL)animated {
7218     [super setEditing:editing animated:animated];
7219
7220     if (editing)
7221         [list_ reloadData];
7222     else
7223         [delegate_ updateData];
7224
7225     [self updateNavigationItem];
7226 }
7227
7228 - (void) viewDidAppear:(BOOL)animated {
7229     [super viewDidAppear:animated];
7230     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7231 }
7232
7233 - (void) viewWillDisappear:(BOOL)animated {
7234     [super viewWillDisappear:animated];
7235     if ([self isEditing]) [self setEditing:NO];
7236 }
7237
7238 - (Section *) sectionAtIndexPath:(NSIndexPath *)indexPath {
7239     Section *section = nil;
7240     int index = [indexPath row];
7241     if (![self isEditing]) {
7242         index -= 1;
7243         if (index >= 0)
7244             section = [filtered_ objectAtIndex:index];
7245     } else {
7246         section = [sections_ objectAtIndex:index];
7247     }
7248     return section;
7249 }
7250
7251 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7252     if ([self isEditing])
7253         return [sections_ count];
7254     else
7255         return [filtered_ count] + 1;
7256 }
7257
7258 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
7259     return 45.0f;
7260 }*/
7261
7262 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7263     static NSString *reuseIdentifier = @"SectionCell";
7264
7265     SectionCell *cell = (SectionCell *)[tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
7266     if (cell == nil)
7267         cell = [[[SectionCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
7268
7269     [cell setSection:[self sectionAtIndexPath:indexPath] editing:[self isEditing]];
7270
7271     return cell;
7272 }
7273
7274 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
7275     if ([self isEditing])
7276         return;
7277
7278     Section *section = [self sectionAtIndexPath:indexPath];
7279
7280     SectionController *controller = [[[SectionController alloc]
7281         initWithDatabase:database_
7282         section:[section name]
7283     ] autorelease];
7284     [controller setDelegate:delegate_];
7285
7286     [[self navigationController] pushViewController:controller animated:YES];
7287 }
7288
7289 - (void) loadView {
7290     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7291
7292     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds]] autorelease];
7293     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7294     [list_ setRowHeight:45.0f];
7295     [(UITableView *) list_ setDataSource:self];
7296     [list_ setDelegate:self];
7297     [[self view] addSubview:list_];
7298 }
7299
7300 - (void) viewDidLoad {
7301     [super viewDidLoad];
7302
7303     [[self navigationItem] setTitle:UCLocalize("SECTIONS")];
7304 }
7305
7306 - (void) releaseSubviews {
7307     list_ = nil;
7308
7309     sections_ = nil;
7310     filtered_ = nil;
7311
7312     [super releaseSubviews];
7313 }
7314
7315 - (id) initWithDatabase:(Database *)database {
7316     if ((self = [super init]) != nil) {
7317         database_ = database;
7318     } return self;
7319 }
7320
7321 - (void) reloadData {
7322     [super reloadData];
7323
7324     NSArray *packages = [database_ packages];
7325
7326     sections_ = [NSMutableArray arrayWithCapacity:16];
7327     filtered_ = [NSMutableArray arrayWithCapacity:16];
7328
7329     NSMutableDictionary *sections([NSMutableDictionary dictionaryWithCapacity:32]);
7330
7331     _trace();
7332     for (Package *package in packages) {
7333         NSString *name([package section]);
7334         NSString *key(name == nil ? @"" : name);
7335
7336         Section *section;
7337
7338         _profile(SectionsView$reloadData$Section)
7339             section = [sections objectForKey:key];
7340             if (section == nil) {
7341                 _profile(SectionsView$reloadData$Section$Allocate)
7342                     section = [[[Section alloc] initWithName:key localize:YES] autorelease];
7343                     [sections setObject:section forKey:key];
7344                 _end
7345             }
7346         _end
7347
7348         [section addToCount];
7349
7350         _profile(SectionsView$reloadData$Filter)
7351             if (![package valid] || ![package visible])
7352                 continue;
7353         _end
7354
7355         [section addToRow];
7356     }
7357     _trace();
7358
7359     [sections_ addObjectsFromArray:[sections allValues]];
7360
7361     [sections_ sortUsingSelector:@selector(compareByLocalized:)];
7362
7363     for (Section *section in (id) sections_) {
7364         size_t count([section row]);
7365         if (count == 0)
7366             continue;
7367
7368         section = [[[Section alloc] initWithName:[section name] localized:[section localized]] autorelease];
7369         [section setCount:count];
7370         [filtered_ addObject:section];
7371     }
7372
7373     [self updateNavigationItem];
7374     [list_ reloadData];
7375     _trace();
7376 }
7377
7378 - (void) editButtonClicked {
7379     [self setEditing:![self isEditing] animated:YES];
7380 }
7381
7382 @end
7383 /* }}} */
7384
7385 /* Changes Controller {{{ */
7386 @interface ChangesController : CyteViewController <
7387     UITableViewDataSource,
7388     UITableViewDelegate
7389 > {
7390     _transient Database *database_;
7391     unsigned era_;
7392     _H<NSArray> packages_;
7393     _H<NSMutableArray> sections_;
7394     _H<UITableView, 2> list_;
7395     unsigned upgrades_;
7396 }
7397
7398 - (id) initWithDatabase:(Database *)database;
7399
7400 @end
7401
7402 @implementation ChangesController
7403
7404 - (NSURL *) navigationURL {
7405     return [NSURL URLWithString:@"cydia://changes"];
7406 }
7407
7408 - (void) viewDidAppear:(BOOL)animated {
7409     [super viewDidAppear:animated];
7410     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7411 }
7412
7413 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
7414     NSInteger count([sections_ count]);
7415     return count == 0 ? 1 : count;
7416 }
7417
7418 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
7419     if ([sections_ count] == 0)
7420         return nil;
7421     return [[sections_ objectAtIndex:section] name];
7422 }
7423
7424 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
7425     if ([sections_ count] == 0)
7426         return 0;
7427     return [[sections_ objectAtIndex:section] count];
7428 }
7429
7430 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
7431 @synchronized (database_) {
7432     if ([database_ era] != era_)
7433         return nil;
7434
7435     NSUInteger sectionIndex([path section]);
7436     if (sectionIndex >= [sections_ count])
7437         return nil;
7438     Section *section([sections_ objectAtIndex:sectionIndex]);
7439     NSInteger row([path row]);
7440     return [[[packages_ objectAtIndex:([section row] + row)] retain] autorelease];
7441 } }
7442
7443 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
7444     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
7445     if (cell == nil)
7446         cell = [[[PackageCell alloc] init] autorelease];
7447
7448     Package *package([database_ packageWithName:[[self packageAtIndexPath:path] id]]);
7449     [cell setPackage:package asSummary:false];
7450     return cell;
7451 }
7452
7453 - (NSIndexPath *) tableView:(UITableView *)table willSelectRowAtIndexPath:(NSIndexPath *)path {
7454     Package *package([self packageAtIndexPath:path]);
7455     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id]] autorelease]);
7456     [view setDelegate:delegate_];
7457     [[self navigationController] pushViewController:view animated:YES];
7458     return path;
7459 }
7460
7461 - (void) refreshButtonClicked {
7462     [delegate_ beginUpdate];
7463     [[self navigationItem] setLeftBarButtonItem:nil animated:YES];
7464 }
7465
7466 - (void) upgradeButtonClicked {
7467     [delegate_ distUpgrade];
7468     [[self navigationItem] setRightBarButtonItem:nil animated:YES];
7469 }
7470
7471 - (void) loadView {
7472     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7473
7474     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain] autorelease];
7475     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7476     [list_ setRowHeight:73];
7477     [(UITableView *) list_ setDataSource:self];
7478     [list_ setDelegate:self];
7479     [[self view] addSubview:list_];
7480 }
7481
7482 - (void) viewDidLoad {
7483     [super viewDidLoad];
7484
7485     [[self navigationItem] setTitle:UCLocalize("CHANGES")];
7486 }
7487
7488 - (void) releaseSubviews {
7489     list_ = nil;
7490
7491     packages_ = nil;
7492     sections_ = nil;
7493
7494     [super releaseSubviews];
7495 }
7496
7497 - (id) initWithDatabase:(Database *)database {
7498     if ((self = [super init]) != nil) {
7499         database_ = database;
7500     } return self;
7501 }
7502
7503 - (NSMutableArray *) _reloadPackages {
7504 @synchronized (database_) {
7505     era_ = [database_ era];
7506     NSArray *packages([database_ packages]);
7507
7508     NSMutableArray *filtered([NSMutableArray arrayWithCapacity:[packages count]]);
7509
7510     _trace();
7511     _profile(ChangesController$_reloadPackages$Filter)
7512         for (Package *package in packages)
7513             if ([package upgradableAndEssential:YES] || [package visible])
7514                 CFArrayAppendValue((CFMutableArrayRef) filtered, package);
7515     _end
7516     _trace();
7517     _profile(ChangesController$_reloadPackages$radixSort)
7518         [filtered radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackageChangesRadix) withContext:NULL];
7519     _end
7520     _trace();
7521
7522     return filtered;
7523 } }
7524
7525 - (void) _reloadData {
7526     NSArray *packages;
7527
7528   reload:
7529     if (true) {
7530         UIProgressHUD *hud([delegate_ addProgressHUD]);
7531         [hud setText:UCLocalize("LOADING")];
7532         //NSLog(@"HUD:%@::%@", delegate_, hud);
7533         packages = [self yieldToSelector:@selector(_reloadPackages)];
7534         [delegate_ removeProgressHUD:hud];
7535     } else {
7536         packages = [self _reloadPackages];
7537     }
7538
7539 @synchronized (database_) {
7540     if (era_ != [database_ era])
7541         goto reload;
7542
7543     packages_ = packages;
7544     sections_ = [NSMutableArray arrayWithCapacity:16];
7545
7546     Section *upgradable = [[[Section alloc] initWithName:UCLocalize("AVAILABLE_UPGRADES") localize:NO] autorelease];
7547     Section *ignored = nil;
7548     Section *section = nil;
7549     time_t last = 0;
7550
7551     upgrades_ = 0;
7552     bool unseens = false;
7553
7554     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle));
7555
7556     for (size_t offset = 0, count = [packages_ count]; offset != count; ++offset) {
7557         Package *package = [packages_ objectAtIndex:offset];
7558
7559         BOOL uae = [package upgradableAndEssential:YES];
7560
7561         if (!uae) {
7562             unseens = true;
7563             time_t seen([package seen]);
7564
7565             if (section == nil || last != seen) {
7566                 last = seen;
7567
7568                 NSString *name;
7569                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:seen]);
7570                 [name autorelease];
7571
7572                 _profile(ChangesController$reloadData$Allocate)
7573                     name = [NSString stringWithFormat:UCLocalize("NEW_AT"), name];
7574                     section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
7575                     [sections_ addObject:section];
7576                 _end
7577             }
7578
7579             [section addToCount];
7580         } else if ([package ignored]) {
7581             if (ignored == nil) {
7582                 ignored = [[[Section alloc] initWithName:UCLocalize("IGNORED_UPGRADES") row:offset localize:NO] autorelease];
7583             }
7584             [ignored addToCount];
7585         } else {
7586             ++upgrades_;
7587             [upgradable addToCount];
7588         }
7589     }
7590     _trace();
7591
7592     CFRelease(formatter);
7593
7594     if (unseens) {
7595         Section *last = [sections_ lastObject];
7596         size_t count = [last count];
7597         [packages_ removeObjectsInRange:NSMakeRange([packages_ count] - count, count)];
7598         [sections_ removeLastObject];
7599     }
7600
7601     if ([ignored count] != 0)
7602         [sections_ insertObject:ignored atIndex:0];
7603     if (upgrades_ != 0)
7604         [sections_ insertObject:upgradable atIndex:0];
7605
7606     [list_ reloadData];
7607
7608     [[self navigationItem] setRightBarButtonItem:(upgrades_ == 0 ? nil : [[[UIBarButtonItem alloc]
7609         initWithTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("UPGRADE"), [NSString stringWithFormat:@"%u", upgrades_]]
7610         style:UIBarButtonItemStylePlain
7611         target:self
7612         action:@selector(upgradeButtonClicked)
7613     ] autorelease]) animated:YES];
7614
7615     [[self navigationItem] setLeftBarButtonItem:([delegate_ updating] ? nil : [[[UIBarButtonItem alloc]
7616         initWithTitle:UCLocalize("REFRESH")
7617         style:UIBarButtonItemStylePlain
7618         target:self
7619         action:@selector(refreshButtonClicked)
7620     ] autorelease]) animated:YES];
7621
7622     PrintTimes();
7623 } }
7624
7625 - (void) reloadData {
7626     [super reloadData];
7627     [self performSelector:@selector(_reloadData) withObject:nil afterDelay:0];
7628 }
7629
7630 @end
7631 /* }}} */
7632 /* Search Controller {{{ */
7633 @interface SearchController : FilteredPackageListController <
7634     UISearchBarDelegate
7635 > {
7636     _H<UISearchBar, 1> search_;
7637     BOOL searchloaded_;
7638 }
7639
7640 - (id) initWithDatabase:(Database *)database query:(NSString *)query;
7641 - (void) reloadData;
7642
7643 @end
7644
7645 @implementation SearchController
7646
7647 - (NSURL *) navigationURL {
7648     if ([search_ text] == nil || [[search_ text] isEqualToString:@""])
7649         return [NSURL URLWithString:@"cydia://search"];
7650     else
7651         return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://search/%@", [search_ text]]];
7652 }
7653
7654 - (void) useSearch {
7655     [self setObject:[[search_ text] componentsSeparatedByString:@" "] forFilter:@selector(isUnfilteredAndSearchedForBy:)];
7656     [self clearData];
7657     [self reloadData];
7658 }
7659
7660 - (void) viewWillAppear:(BOOL)animated {
7661     [super viewWillAppear:animated];
7662
7663     if ([self filter] == @selector(isUnfilteredAndSelectedForBy:))
7664         [self useSearch];
7665 }
7666
7667 - (void) searchBarTextDidBeginEditing:(UISearchBar *)searchBar {
7668     [self setObject:[search_ text] forFilter:@selector(isUnfilteredAndSelectedForBy:)];
7669     [self clearData];
7670     [self reloadData];
7671 }
7672
7673 - (void) searchBarButtonClicked:(UISearchBar *)searchBar {
7674     [search_ resignFirstResponder];
7675     [self useSearch];
7676 }
7677
7678 - (void) searchBarCancelButtonClicked:(UISearchBar *)searchBar {
7679     [search_ setText:@""];
7680     [self searchBarButtonClicked:searchBar];
7681 }
7682
7683 - (void) searchBarSearchButtonClicked:(UISearchBar *)searchBar {
7684     [self searchBarButtonClicked:searchBar];
7685 }
7686
7687 - (void) searchBar:(UISearchBar *)searchBar textDidChange:(NSString *)text {
7688     [self setObject:text forFilter:@selector(isUnfilteredAndSelectedForBy:)];
7689     [self reloadData];
7690 }
7691
7692 - (bool) shouldYield {
7693     return YES;
7694 }
7695
7696 - (bool) shouldBlock {
7697     return [self filter] == @selector(isUnfilteredAndSearchedForBy:);
7698 }
7699
7700 - (bool) isSummarized {
7701     return [self filter] == @selector(isUnfilteredAndSelectedForBy:);
7702 }
7703
7704 - (bool) showsSections {
7705     return false;
7706 }
7707
7708 - (NSMutableArray *) _reloadPackages {
7709     NSMutableArray *packages([super _reloadPackages]);
7710     if ([self filter] == @selector(isUnfilteredAndSearchedForBy:))
7711         [packages radixSortUsingSelector:@selector(rank)];
7712     return packages;
7713 }
7714
7715 - (id) initWithDatabase:(Database *)database query:(NSString *)query {
7716     if ((self = [super initWithDatabase:database title:UCLocalize("SEARCH") filter:@selector(isUnfilteredAndSearchedForBy:) with:[query componentsSeparatedByString:@" "]])) {
7717         search_ = [[[UISearchBar alloc] init] autorelease];
7718         [search_ setDelegate:self];
7719
7720         if (query != nil)
7721             [search_ setText:query];
7722     } return self;
7723 }
7724
7725 - (void) viewDidAppear:(BOOL)animated {
7726     [super viewDidAppear:animated];
7727
7728     if (!searchloaded_) {
7729         searchloaded_ = YES;
7730         [search_ setFrame:CGRectMake(0, 0, [[self view] bounds].size.width, 44.0f)];
7731         [search_ layoutSubviews];
7732         [search_ setPlaceholder:UCLocalize("SEARCH_EX")];
7733
7734         UITextField *textField;
7735         if ([search_ respondsToSelector:@selector(searchField)])
7736             textField = [search_ searchField];
7737         else
7738             textField = MSHookIvar<UITextField *>(search_, "_searchField");
7739
7740         [textField setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
7741         [textField setEnablesReturnKeyAutomatically:NO];
7742         [[self navigationItem] setTitleView:textField];
7743     }
7744 }
7745
7746 - (void) reloadData {
7747     id object([search_ text]);
7748     if ([self filter] == @selector(isUnfilteredAndSearchedForBy:))
7749         object = [object componentsSeparatedByString:@" "];
7750
7751     [self setObject:object];
7752     [self resetCursor];
7753
7754     [super reloadData];
7755 }
7756
7757 - (void) didSelectPackage:(Package *)package {
7758     [search_ resignFirstResponder];
7759     [super didSelectPackage:package];
7760 }
7761
7762 @end
7763 /* }}} */
7764 /* Package Settings Controller {{{ */
7765 @interface PackageSettingsController : CyteViewController <
7766     UITableViewDataSource,
7767     UITableViewDelegate
7768 > {
7769     _transient Database *database_;
7770     _H<NSString> name_;
7771     _H<Package> package_;
7772     _H<UITableView, 2> table_;
7773     _H<UISwitch> subscribedSwitch_;
7774     _H<UISwitch> ignoredSwitch_;
7775     _H<UITableViewCell> subscribedCell_;
7776     _H<UITableViewCell> ignoredCell_;
7777 }
7778
7779 - (id) initWithDatabase:(Database *)database package:(NSString *)package;
7780
7781 @end
7782
7783 @implementation PackageSettingsController
7784
7785 - (NSURL *) navigationURL {
7786     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/settings", (id) name_]];
7787 }
7788
7789 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
7790     if (package_ == nil)
7791         return 0;
7792
7793     if ([package_ installed] == nil)
7794         return 1;
7795     else
7796         return 2;
7797 }
7798
7799 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7800     if (package_ == nil)
7801         return 0;
7802
7803     // both sections contain just one item right now.
7804     return 1;
7805 }
7806
7807 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
7808     return nil;
7809 }
7810
7811 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
7812     if (section == 0)
7813         return UCLocalize("SHOW_ALL_CHANGES_EX");
7814     else
7815         return UCLocalize("IGNORE_UPGRADES_EX");
7816 }
7817
7818 - (void) onSubscribed:(id)control {
7819     bool value([control isOn]);
7820     if (package_ == nil)
7821         return;
7822     if ([package_ setSubscribed:value])
7823         [delegate_ updateData];
7824 }
7825
7826 - (void) _updateIgnored {
7827     const char *package([name_ UTF8String]);
7828     bool on([ignoredSwitch_ isOn]);
7829
7830     pid_t pid(ExecFork());
7831     if (pid == 0) {
7832         FILE *dpkg(popen("dpkg --set-selections", "w"));
7833         fwrite(package, strlen(package), 1, dpkg);
7834
7835         if (on)
7836             fwrite(" hold\n", 6, 1, dpkg);
7837         else
7838             fwrite(" install\n", 9, 1, dpkg);
7839
7840         pclose(dpkg);
7841
7842         exit(0);
7843         _assert(false);
7844     }
7845
7846     ReapZombie(pid);
7847 }
7848
7849 - (void) onIgnored:(id)control {
7850     NSInvocation *invocation([NSInvocation invocationWithMethodSignature:[self methodSignatureForSelector:@selector(_updateIgnored)]]);
7851     [invocation setTarget:self];
7852     [invocation setSelector:@selector(_updateIgnored)];
7853
7854     [delegate_ reloadDataWithInvocation:invocation];
7855 }
7856
7857 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7858     if (package_ == nil)
7859         return nil;
7860
7861     switch ([indexPath section]) {
7862         case 0: return subscribedCell_;
7863         case 1: return ignoredCell_;
7864
7865         _nodefault
7866     }
7867
7868     return nil;
7869 }
7870
7871 - (void) loadView {
7872     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7873
7874     table_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped] autorelease];
7875     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7876     [(UITableView *) table_ setDataSource:self];
7877     [table_ setDelegate:self];
7878     [[self view] addSubview:table_];
7879
7880     subscribedSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
7881     [subscribedSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7882     [subscribedSwitch_ addTarget:self action:@selector(onSubscribed:) forEvents:UIControlEventValueChanged];
7883
7884     ignoredSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
7885     [ignoredSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7886     [ignoredSwitch_ addTarget:self action:@selector(onIgnored:) forEvents:UIControlEventValueChanged];
7887
7888     subscribedCell_ = [[[UITableViewCell alloc] init] autorelease];
7889     [subscribedCell_ setText:UCLocalize("SHOW_ALL_CHANGES")];
7890     [subscribedCell_ setAccessoryView:subscribedSwitch_];
7891     [subscribedCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7892
7893     ignoredCell_ = [[[UITableViewCell alloc] init] autorelease];
7894     [ignoredCell_ setText:UCLocalize("IGNORE_UPGRADES")];
7895     [ignoredCell_ setAccessoryView:ignoredSwitch_];
7896     [ignoredCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7897 }
7898
7899 - (void) viewDidLoad {
7900     [super viewDidLoad];
7901
7902     [[self navigationItem] setTitle:UCLocalize("SETTINGS")];
7903 }
7904
7905 - (void) releaseSubviews {
7906     ignoredCell_ = nil;
7907     subscribedCell_ = nil;
7908     table_ = nil;
7909     ignoredSwitch_ = nil;
7910     subscribedSwitch_ = nil;
7911
7912     [super releaseSubviews];
7913 }
7914
7915 - (id) initWithDatabase:(Database *)database package:(NSString *)package {
7916     if ((self = [super init]) != nil) {
7917         database_ = database;
7918         name_ = package;
7919     } return self;
7920 }
7921
7922 - (void) reloadData {
7923     [super reloadData];
7924
7925     package_ = [database_ packageWithName:name_];
7926
7927     if (package_ != nil) {
7928         [subscribedSwitch_ setOn:([package_ subscribed] ? 1 : 0) animated:NO];
7929         [ignoredSwitch_ setOn:([package_ ignored] ? 1 : 0) animated:NO];
7930     } // XXX: what now, G?
7931
7932     [table_ reloadData];
7933 }
7934
7935 @end
7936 /* }}} */
7937
7938 /* Installed Controller {{{ */
7939 @interface InstalledController : FilteredPackageListController {
7940     BOOL expert_;
7941 }
7942
7943 - (id) initWithDatabase:(Database *)database;
7944
7945 - (void) updateRoleButton;
7946 - (void) queueStatusDidChange;
7947
7948 @end
7949
7950 @implementation InstalledController
7951
7952 - (NSURL *) navigationURL {
7953     return [NSURL URLWithString:@"cydia://installed"];
7954 }
7955
7956 - (id) initWithDatabase:(Database *)database {
7957     if ((self = [super initWithDatabase:database title:UCLocalize("INSTALLED") filter:@selector(isInstalledAndUnfiltered:) with:[NSNumber numberWithBool:YES]]) != nil) {
7958         [self updateRoleButton];
7959         [self queueStatusDidChange];
7960     } return self;
7961 }
7962
7963 #if !AlwaysReload
7964 - (void) queueButtonClicked {
7965     [delegate_ queue];
7966 }
7967 #endif
7968
7969 - (void) queueStatusDidChange {
7970 #if !AlwaysReload
7971     if (IsWildcat_) {
7972         if (Queuing_) {
7973             [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7974                 initWithTitle:UCLocalize("QUEUE")
7975                 style:UIBarButtonItemStyleDone
7976                 target:self
7977                 action:@selector(queueButtonClicked)
7978             ] autorelease]];
7979         } else {
7980             [[self navigationItem] setLeftBarButtonItem:nil];
7981         }
7982     }
7983 #endif
7984 }
7985
7986 - (void) updateRoleButton {
7987     if (Role_ != nil && ![Role_ isEqualToString:@"Developer"])
7988         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
7989             initWithTitle:(expert_ ? UCLocalize("EXPERT") : UCLocalize("SIMPLE"))
7990             style:(expert_ ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
7991             target:self
7992             action:@selector(roleButtonClicked)
7993         ] autorelease]];
7994 }
7995
7996 - (void) roleButtonClicked {
7997     [self setObject:[NSNumber numberWithBool:expert_]];
7998     [self reloadData];
7999     expert_ = !expert_;
8000
8001     [self updateRoleButton];
8002 }
8003
8004 @end
8005 /* }}} */
8006
8007 /* Source Cell {{{ */
8008 @interface SourceCell : CyteTableViewCell <
8009     CyteTableViewCellDelegate
8010 > {
8011     _H<NSURL> url_;
8012     _H<UIImage> icon_;
8013     _H<NSString> origin_;
8014     _H<NSString> label_;
8015 }
8016
8017 - (void) setSource:(Source *)source;
8018
8019 @end
8020
8021 @implementation SourceCell
8022
8023 - (void) _setImage:(NSArray *)data {
8024     if ([url_ isEqual:[data objectAtIndex:0]]) {
8025         icon_ = [data objectAtIndex:1];
8026         [content_ setNeedsDisplay];
8027     }
8028 }
8029
8030 - (void) _setSource:(NSURL *) url {
8031     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
8032
8033     if (NSData *data = [NSURLConnection
8034         sendSynchronousRequest:[NSURLRequest
8035             requestWithURL:url
8036             //cachePolicy:NSURLRequestUseProtocolCachePolicy
8037             //timeoutInterval:5
8038         ]
8039
8040         returningResponse:NULL
8041         error:NULL
8042     ])
8043         if (UIImage *image = [UIImage imageWithData:data])
8044             [self performSelectorOnMainThread:@selector(_setImage:) withObject:[NSArray arrayWithObjects:url, image, nil] waitUntilDone:NO];
8045
8046     [pool release];
8047 }
8048
8049 - (void) setSource:(Source *)source {
8050     icon_ = [UIImage applicationImageNamed:@"unknown.png"];
8051
8052     origin_ = [source name];
8053     label_ = [source rooturi];
8054
8055     [content_ setNeedsDisplay];
8056
8057     url_ = [source iconURL];
8058     [NSThread detachNewThreadSelector:@selector(_setSource:) toTarget:self withObject:url_];
8059 }
8060
8061 - (SourceCell *) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
8062     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
8063         UIView *content([self contentView]);
8064         CGRect bounds([content bounds]);
8065
8066         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
8067         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8068         [content_ setBackgroundColor:[UIColor whiteColor]];
8069         [content addSubview:content_];
8070
8071         [content_ setDelegate:self];
8072         [content_ setOpaque:YES];
8073
8074         [[content_ layer] setContentsGravity:kCAGravityTopLeft];
8075     } return self;
8076 }
8077
8078 - (NSString *) accessibilityLabel {
8079     return label_;
8080 }
8081
8082 - (void) drawContentRect:(CGRect)rect {
8083     bool highlighted(highlighted_);
8084     float width(rect.size.width);
8085
8086     if (icon_ != nil) {
8087         CGRect rect;
8088         rect.size = [(UIImage *) icon_ size];
8089
8090         while (rect.size.width > 32 || rect.size.height > 32) {
8091             rect.size.width /= 2;
8092             rect.size.height /= 2;
8093         }
8094
8095         rect.origin.x = 25 - rect.size.width / 2;
8096         rect.origin.y = 25 - rect.size.height / 2;
8097
8098         [icon_ drawInRect:rect];
8099     }
8100
8101     if (highlighted)
8102         UISetColor(White_);
8103
8104     if (!highlighted)
8105         UISetColor(Black_);
8106     [origin_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - 65) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
8107
8108     if (!highlighted)
8109         UISetColor(Gray_);
8110     [label_ drawAtPoint:CGPointMake(48, 29) forWidth:(width - 65) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
8111 }
8112
8113 @end
8114 /* }}} */
8115 /* Source Controller {{{ */
8116 @interface SourceController : FilteredPackageListController {
8117     _transient Source *source_;
8118     _H<NSString> key_;
8119 }
8120
8121 - (id) initWithDatabase:(Database *)database source:(Source *)source;
8122
8123 @end
8124
8125 @implementation SourceController
8126
8127 - (NSURL *) navigationURL {
8128     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sources/%@", [key_ stringByAddingPercentEscapesIncludingReserved]]];
8129 }
8130
8131 - (id) initWithDatabase:(Database *)database source:(Source *)source {
8132     if ((self = [super initWithDatabase:database title:[source label] filter:@selector(isVisibleInSource:) with:source]) != nil) {
8133         source_ = source;
8134         key_ = [source key];
8135     } return self;
8136 }
8137
8138 - (void) reloadData {
8139     source_ = [database_ sourceWithKey:key_];
8140     key_ = [source_ key];
8141     [self setObject:source_];
8142
8143     [[self navigationItem] setTitle:[source_ label]];
8144
8145     [super reloadData];
8146 }
8147
8148 @end
8149 /* }}} */
8150 /* Sources Controller {{{ */
8151 @interface SourcesController : CyteViewController <
8152     UITableViewDataSource,
8153     UITableViewDelegate
8154 > {
8155     _transient Database *database_;
8156     unsigned era_;
8157
8158     _H<UITableView, 2> list_;
8159     _H<NSMutableArray> sources_;
8160     int offset_;
8161
8162     _H<NSString> href_;
8163     _H<UIProgressHUD> hud_;
8164     _H<NSError> error_;
8165
8166     //NSURLConnection *installer_;
8167     NSURLConnection *trivial_;
8168     NSURLConnection *trivial_bz2_;
8169     NSURLConnection *trivial_gz_;
8170     //NSURLConnection *automatic_;
8171
8172     BOOL cydia_;
8173 }
8174
8175 - (id) initWithDatabase:(Database *)database;
8176 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated;
8177
8178 @end
8179
8180 @implementation SourcesController
8181
8182 - (void) _releaseConnection:(NSURLConnection *)connection {
8183     if (connection != nil) {
8184         [connection cancel];
8185         //[connection setDelegate:nil];
8186         [connection release];
8187     }
8188 }
8189
8190 - (void) dealloc {
8191     //[self _releaseConnection:installer_];
8192     [self _releaseConnection:trivial_];
8193     [self _releaseConnection:trivial_gz_];
8194     [self _releaseConnection:trivial_bz2_];
8195     //[self _releaseConnection:automatic_];
8196
8197     [super dealloc];
8198 }
8199
8200 - (NSURL *) navigationURL {
8201     return [NSURL URLWithString:@"cydia://sources"];
8202 }
8203
8204 - (void) viewDidAppear:(BOOL)animated {
8205     [super viewDidAppear:animated];
8206     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
8207 }
8208
8209 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8210     return 1;
8211 }
8212
8213 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
8214     return nil;
8215 }
8216
8217 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8218     return [sources_ count];
8219 }
8220
8221 - (Source *) sourceAtIndexPath:(NSIndexPath *)indexPath {
8222 @synchronized (database_) {
8223     if ([database_ era] != era_)
8224         return nil;
8225
8226     return [sources_ objectAtIndex:[indexPath row]];
8227 } }
8228
8229 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8230     static NSString *cellIdentifier = @"SourceCell";
8231
8232     SourceCell *cell = (SourceCell *) [tableView dequeueReusableCellWithIdentifier:cellIdentifier];
8233     if(cell == nil) cell = [[[SourceCell alloc] initWithFrame:CGRectZero reuseIdentifier:cellIdentifier] autorelease];
8234     [cell setSource:[self sourceAtIndexPath:indexPath]];
8235     [cell setAccessoryType:UITableViewCellAccessoryDisclosureIndicator];
8236
8237     return cell;
8238 }
8239
8240 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
8241     Source *source = [self sourceAtIndexPath:indexPath];
8242
8243     SourceController *controller = [[[SourceController alloc]
8244         initWithDatabase:database_
8245         source:source
8246     ] autorelease];
8247
8248     [controller setDelegate:delegate_];
8249
8250     [[self navigationController] pushViewController:controller animated:YES];
8251 }
8252
8253 - (BOOL) tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath {
8254     Source *source = [self sourceAtIndexPath:indexPath];
8255     return [source record] != nil;
8256 }
8257
8258 - (void) tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath {
8259     if (editingStyle ==  UITableViewCellEditingStyleDelete) {
8260         Source *source = [self sourceAtIndexPath:indexPath];
8261         [Sources_ removeObjectForKey:[source key]];
8262         [delegate_ syncData];
8263     }
8264 }
8265
8266 - (void) complete {
8267     [delegate_ addTrivialSource:href_];
8268     href_ = nil;
8269
8270     [delegate_ syncData];
8271 }
8272
8273 - (NSString *) getWarning {
8274     NSString *href(href_);
8275     NSRange colon([href rangeOfString:@"://"]);
8276     if (colon.location != NSNotFound)
8277         href = [href substringFromIndex:(colon.location + 3)];
8278     href = [href stringByAddingPercentEscapes];
8279     href = [CydiaURL(@"api/repotag/") stringByAppendingString:href];
8280
8281     NSURL *url([NSURL URLWithString:href]);
8282
8283     NSStringEncoding encoding;
8284     NSError *error(nil);
8285
8286     if (NSString *warning = [NSString stringWithContentsOfURL:url usedEncoding:&encoding error:&error])
8287         return [warning length] == 0 ? nil : warning;
8288     return nil;
8289 }
8290
8291 - (void) _endConnection:(NSURLConnection *)connection {
8292     // XXX: the memory management in this method is horribly awkward
8293
8294     NSURLConnection **field = NULL;
8295     if (connection == trivial_)
8296         field = &trivial_;
8297     else if (connection == trivial_bz2_)
8298         field = &trivial_bz2_;
8299     else if (connection == trivial_gz_)
8300         field = &trivial_gz_;
8301     _assert(field != NULL);
8302     [connection release];
8303     *field = nil;
8304
8305     if (
8306         trivial_ == nil &&
8307         trivial_bz2_ == nil &&
8308         trivial_gz_ == nil
8309     ) {
8310         NSString *warning(cydia_ ? [self yieldToSelector:@selector(getWarning)] : nil);
8311
8312         [delegate_ releaseNetworkActivityIndicator];
8313
8314         [delegate_ removeProgressHUD:hud_];
8315         hud_ = nil;
8316
8317         if (cydia_) {
8318             if (warning != nil) {
8319                 UIAlertView *alert = [[[UIAlertView alloc]
8320                     initWithTitle:UCLocalize("SOURCE_WARNING")
8321                     message:warning
8322                     delegate:self
8323                     cancelButtonTitle:UCLocalize("CANCEL")
8324                     otherButtonTitles:
8325                         UCLocalize("ADD_ANYWAY"),
8326                     nil
8327                 ] autorelease];
8328
8329                 [alert setContext:@"warning"];
8330                 [alert setNumberOfRows:1];
8331                 [alert show];
8332
8333                 // XXX: there used to be this great mechanism called yieldToPopup... who deleted it?
8334                 error_ = nil;
8335                 return;
8336             }
8337
8338             [self complete];
8339         } else if (error_ != nil) {
8340             UIAlertView *alert = [[[UIAlertView alloc]
8341                 initWithTitle:UCLocalize("VERIFICATION_ERROR")
8342                 message:[error_ localizedDescription]
8343                 delegate:self
8344                 cancelButtonTitle:UCLocalize("OK")
8345                 otherButtonTitles:nil
8346             ] autorelease];
8347
8348             [alert setContext:@"urlerror"];
8349             [alert show];
8350
8351             href_ = nil;
8352         } else {
8353             UIAlertView *alert = [[[UIAlertView alloc]
8354                 initWithTitle:UCLocalize("NOT_REPOSITORY")
8355                 message:UCLocalize("NOT_REPOSITORY_EX")
8356                 delegate:self
8357                 cancelButtonTitle:UCLocalize("OK")
8358                 otherButtonTitles:nil
8359             ] autorelease];
8360
8361             [alert setContext:@"trivial"];
8362             [alert show];
8363
8364             href_ = nil;
8365         }
8366
8367         error_ = nil;
8368     }
8369 }
8370
8371 - (void) connection:(NSURLConnection *)connection didReceiveResponse:(NSHTTPURLResponse *)response {
8372     switch ([response statusCode]) {
8373         case 200:
8374             cydia_ = YES;
8375     }
8376 }
8377
8378 - (void) connection:(NSURLConnection *)connection didFailWithError:(NSError *)error {
8379     lprintf("connection:\"%s\" didFailWithError:\"%s\"", [href_ UTF8String], [[error localizedDescription] UTF8String]);
8380     error_ = error;
8381     [self _endConnection:connection];
8382 }
8383
8384 - (void) connectionDidFinishLoading:(NSURLConnection *)connection {
8385     [self _endConnection:connection];
8386 }
8387
8388 - (NSURLConnection *) _requestHRef:(NSString *)href method:(NSString *)method {
8389     NSURL *url([NSURL URLWithString:href]);
8390
8391     NSMutableURLRequest *request = [NSMutableURLRequest
8392         requestWithURL:url
8393         cachePolicy:NSURLRequestUseProtocolCachePolicy
8394         timeoutInterval:120.0
8395     ];
8396
8397     [request setHTTPMethod:method];
8398
8399     if (Machine_ != NULL)
8400         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
8401
8402     if ([url isCydiaSecure]) {
8403         if (UniqueID_ != nil) {
8404             [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
8405             [request setValue:UniqueID_ forHTTPHeaderField:@"X-Cydia-Id"];
8406         }
8407     }
8408
8409     return [[[NSURLConnection alloc] initWithRequest:request delegate:self] autorelease];
8410 }
8411
8412 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
8413     NSString *context([alert context]);
8414
8415     if ([context isEqualToString:@"source"]) {
8416         switch (button) {
8417             case 1: {
8418                 NSString *href = [[alert textField] text];
8419
8420                 //installer_ = [[self _requestHRef:href method:@"GET"] retain];
8421
8422                 if (![href hasSuffix:@"/"])
8423                     href_ = [href stringByAppendingString:@"/"];
8424                 else
8425                     href_ = href;
8426
8427                 trivial_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages"] method:@"HEAD"] retain];
8428                 trivial_bz2_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.bz2"] method:@"HEAD"] retain];
8429                 trivial_gz_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.gz"] method:@"HEAD"] retain];
8430                 //trivial_bz2_ = [[self _requestHRef:[href stringByAppendingString:@"dists/Release"] method:@"HEAD"] retain];
8431
8432                 cydia_ = false;
8433
8434                 // XXX: this is stupid
8435                 hud_ = [delegate_ addProgressHUD];
8436                 [hud_ setText:UCLocalize("VERIFYING_URL")];
8437                 [delegate_ retainNetworkActivityIndicator];
8438             } break;
8439
8440             case 0:
8441             break;
8442
8443             _nodefault
8444         }
8445
8446         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8447     } else if ([context isEqualToString:@"trivial"])
8448         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8449     else if ([context isEqualToString:@"urlerror"])
8450         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8451     else if ([context isEqualToString:@"warning"]) {
8452         switch (button) {
8453             case 1:
8454                 [self performSelector:@selector(complete) withObject:nil afterDelay:0];
8455             break;
8456
8457             case 0:
8458             break;
8459
8460             _nodefault
8461         }
8462
8463         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8464     }
8465 }
8466
8467 - (void) loadView {
8468     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8469
8470     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain] autorelease];
8471     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8472     [list_ setRowHeight:53];
8473     [(UITableView *) list_ setDataSource:self];
8474     [list_ setDelegate:self];
8475     [[self view] addSubview:list_];
8476 }
8477
8478 - (void) viewDidLoad {
8479     [super viewDidLoad];
8480
8481     [[self navigationItem] setTitle:UCLocalize("SOURCES")];
8482     [self updateButtonsForEditingStatus:NO animated:NO];
8483 }
8484
8485 - (void) releaseSubviews {
8486     list_ = nil;
8487
8488     sources_ = nil;
8489
8490     [super releaseSubviews];
8491 }
8492
8493 - (id) initWithDatabase:(Database *)database {
8494     if ((self = [super init]) != nil) {
8495         database_ = database;
8496     } return self;
8497 }
8498
8499 - (void) reloadData {
8500     [super reloadData];
8501
8502 @synchronized (database_) {
8503     era_ = [database_ era];
8504
8505     pkgSourceList list;
8506     if ([database_ popErrorWithTitle:UCLocalize("SOURCES") forOperation:list.ReadMainList()])
8507         return;
8508
8509     sources_ = [NSMutableArray arrayWithCapacity:16];
8510     [sources_ addObjectsFromArray:[database_ sources]];
8511     _trace();
8512     [sources_ sortUsingSelector:@selector(compareByName:)];
8513     _trace();
8514
8515     int count([sources_ count]);
8516     offset_ = 0;
8517     for (int i = 0; i != count; i++) {
8518         if ([[sources_ objectAtIndex:i] record] == nil)
8519             break;
8520         offset_++;
8521     }
8522
8523     [list_ setEditing:NO];
8524     [self updateButtonsForEditingStatus:NO animated:NO];
8525     [list_ reloadData];
8526 } }
8527
8528 - (void) showAddSourcePrompt {
8529     UIAlertView *alert = [[[UIAlertView alloc]
8530         initWithTitle:UCLocalize("ENTER_APT_URL")
8531         message:nil
8532         delegate:self
8533         cancelButtonTitle:UCLocalize("CANCEL")
8534         otherButtonTitles:
8535             UCLocalize("ADD_SOURCE"),
8536         nil
8537     ] autorelease];
8538
8539     [alert setContext:@"source"];
8540
8541     [alert setNumberOfRows:1];
8542     [alert addTextFieldWithValue:@"http://" label:@""];
8543
8544     UITextInputTraits *traits = [[alert textField] textInputTraits];
8545     [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
8546     [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
8547     [traits setKeyboardType:UIKeyboardTypeURL];
8548     // XXX: UIReturnKeyDone
8549     [traits setReturnKeyType:UIReturnKeyNext];
8550
8551     [alert show];
8552 }
8553
8554 - (void) addButtonClicked {
8555     [self showAddSourcePrompt];
8556 }
8557
8558 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated {
8559     [[self navigationItem] setLeftBarButtonItem:(editing ? [[[UIBarButtonItem alloc]
8560         initWithTitle:UCLocalize("ADD")
8561         style:UIBarButtonItemStylePlain
8562         target:self
8563         action:@selector(addButtonClicked)
8564     ] autorelease] : [[self navigationItem] backBarButtonItem]) animated:animated];
8565
8566     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8567         initWithTitle:(editing ? UCLocalize("DONE") : UCLocalize("EDIT"))
8568         style:(editing ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8569         target:self
8570         action:@selector(editButtonClicked)
8571     ] autorelease] animated:animated];
8572
8573     if (IsWildcat_ && !editing)
8574         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8575             initWithTitle:UCLocalize("SETTINGS")
8576             style:UIBarButtonItemStylePlain
8577             target:self
8578             action:@selector(settingsButtonClicked)
8579         ] autorelease]];
8580 }
8581
8582 - (void) settingsButtonClicked {
8583     [delegate_ showSettings];
8584 }
8585
8586 - (void) editButtonClicked {
8587     [list_ setEditing:![list_ isEditing] animated:YES];
8588
8589     [self updateButtonsForEditingStatus:[list_ isEditing] animated:YES];
8590 }
8591
8592 @end
8593 /* }}} */
8594
8595 /* Settings Controller {{{ */
8596 @interface SettingsController : CyteViewController <
8597     UITableViewDataSource,
8598     UITableViewDelegate
8599 > {
8600     _transient Database *database_;
8601     // XXX: ok, "roledelegate_"?...
8602     _transient id roledelegate_;
8603     _H<UITableView, 2> table_;
8604     _H<UISegmentedControl> segment_;
8605     _H<UIView> container_;
8606 }
8607
8608 - (void) showDoneButton;
8609 - (void) resizeSegmentedControl;
8610
8611 @end
8612
8613 @implementation SettingsController
8614
8615 - (void) loadView {
8616     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8617
8618     table_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped] autorelease];
8619     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8620     [table_ setDelegate:self];
8621     [(UITableView *) table_ setDataSource:self];
8622     [[self view] addSubview:table_];
8623
8624     NSArray *items = [NSArray arrayWithObjects:
8625         UCLocalize("USER"),
8626         UCLocalize("HACKER"),
8627         UCLocalize("DEVELOPER"),
8628     nil];
8629     segment_ = [[[UISegmentedControl alloc] initWithItems:items] autorelease];
8630     [segment_ setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleLeftMargin)];
8631     container_ = [[[UIView alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, 44.0f)] autorelease];
8632     [container_ addSubview:segment_];
8633 }
8634
8635 - (void) viewDidLoad {
8636     [super viewDidLoad];
8637
8638     [[self navigationItem] setTitle:UCLocalize("WHO_ARE_YOU")];
8639
8640     int index = -1;
8641     if ([Role_ isEqualToString:@"User"]) index = 0;
8642     if ([Role_ isEqualToString:@"Hacker"]) index = 1;
8643     if ([Role_ isEqualToString:@"Developer"]) index = 2;
8644     if (index != -1) {
8645         [segment_ setSelectedSegmentIndex:index];
8646         [self showDoneButton];
8647     }
8648
8649     [segment_ addTarget:self action:@selector(segmentChanged:) forControlEvents:UIControlEventValueChanged];
8650     [self resizeSegmentedControl];
8651 }
8652
8653 - (void) releaseSubviews {
8654     table_ = nil;
8655     segment_ = nil;
8656     container_ = nil;
8657
8658     [super releaseSubviews];
8659 }
8660
8661 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
8662     if ((self = [super init]) != nil) {
8663         database_ = database;
8664         roledelegate_ = delegate;
8665     } return self;
8666 }
8667
8668 - (void) resizeSegmentedControl {
8669     CGFloat width = [[self view] frame].size.width;
8670     [segment_ setFrame:CGRectMake(width / 32.0f, 0, width - (width / 32.0f * 2.0f), 44.0f)];
8671 }
8672
8673 - (void) viewWillAppear:(BOOL)animated {
8674     [super viewWillAppear:animated];
8675
8676     [self resizeSegmentedControl];
8677 }
8678
8679 - (void) willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation duration:(NSTimeInterval)duration {
8680     [self resizeSegmentedControl];
8681 }
8682
8683 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
8684     [self resizeSegmentedControl];
8685 }
8686
8687 - (void) save {
8688     NSString *role(nil);
8689
8690     switch ([segment_ selectedSegmentIndex]) {
8691         case 0: role = @"User"; break;
8692         case 1: role = @"Hacker"; break;
8693         case 2: role = @"Developer"; break;
8694
8695         _nodefault
8696     }
8697
8698     if (![role isEqualToString:Role_]) {
8699         bool rolling(Role_ == nil);
8700         Role_ = role;
8701
8702         Settings_ = [NSMutableDictionary dictionaryWithObjectsAndKeys:
8703             Role_, @"Role",
8704         nil];
8705
8706         [Metadata_ setObject:Settings_ forKey:@"Settings"];
8707         Changed_ = true;
8708
8709         if (rolling)
8710             [roledelegate_ loadData];
8711         else
8712             [roledelegate_ updateData];
8713     }
8714 }
8715
8716 - (void) segmentChanged:(UISegmentedControl *)control {
8717     [self showDoneButton];
8718 }
8719
8720 - (void) saveAndClose {
8721     [self save];
8722
8723     [[self navigationItem] setRightBarButtonItem:nil];
8724     [[self navigationController] dismissModalViewControllerAnimated:YES];
8725 }
8726
8727 - (void) doneButtonClicked {
8728     UIActivityIndicatorView *spinner = [[[UIActivityIndicatorView alloc] initWithFrame:CGRectMake(0, 0, 20.0f, 20.0f)] autorelease];
8729     [spinner startAnimating];
8730     UIBarButtonItem *spinItem = [[[UIBarButtonItem alloc] initWithCustomView:spinner] autorelease];
8731     [[self navigationItem] setRightBarButtonItem:spinItem];
8732
8733     [self performSelector:@selector(saveAndClose) withObject:nil afterDelay:0];
8734 }
8735
8736 - (void) showDoneButton {
8737     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8738         initWithTitle:UCLocalize("DONE")
8739         style:UIBarButtonItemStyleDone
8740         target:self
8741         action:@selector(doneButtonClicked)
8742     ] autorelease] animated:([[self navigationItem] rightBarButtonItem] == nil)];
8743 }
8744
8745 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8746     // XXX: For not having a single cell in the table, this sure is a lot of sections.
8747     return 6;
8748 }
8749
8750 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8751     return 0; // :(
8752 }
8753
8754 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8755     return nil; // This method is required by the protocol.
8756 }
8757
8758 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
8759     if (section == 1)
8760         return UCLocalize("ROLE_EX");
8761     if (section == 4)
8762         return [NSString stringWithFormat:
8763             @"%@: %@\n%@: %@\n%@: %@",
8764             UCLocalize("USER"), UCLocalize("USER_EX"),
8765             UCLocalize("HACKER"), UCLocalize("HACKER_EX"),
8766             UCLocalize("DEVELOPER"), UCLocalize("DEVELOPER_EX")
8767         ];
8768     else return nil;
8769 }
8770
8771 - (CGFloat) tableView:(UITableView *)tableView heightForHeaderInSection:(NSInteger)section {
8772     return section == 3 ? 44.0f : 0;
8773 }
8774
8775 - (UIView *) tableView:(UITableView *)tableView viewForHeaderInSection:(NSInteger)section {
8776     return section == 3 ? container_ : nil;
8777 }
8778
8779 - (void) reloadData {
8780     [super reloadData];
8781
8782     [table_ reloadData];
8783 }
8784
8785 @end
8786 /* }}} */
8787 /* Stash Controller {{{ */
8788 @interface StashController : CyteViewController {
8789     _H<UIActivityIndicatorView> spinner_;
8790     _H<UILabel> status_;
8791     _H<UILabel> caption_;
8792 }
8793
8794 @end
8795
8796 @implementation StashController
8797
8798 - (void) loadView {
8799     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8800     [[self view] setBackgroundColor:[UIColor viewFlipsideBackgroundColor]];
8801
8802     spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteLarge] autorelease];
8803     CGRect spinrect = [spinner_ frame];
8804     spinrect.origin.x = ([[self view] frame].size.width / 2) - (spinrect.size.width / 2);
8805     spinrect.origin.y = [[self view] frame].size.height - 80.0f;
8806     [spinner_ setFrame:spinrect];
8807     [spinner_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin];
8808     [[self view] addSubview:spinner_];
8809     [spinner_ startAnimating];
8810
8811     CGRect captrect;
8812     captrect.size.width = [[self view] frame].size.width;
8813     captrect.size.height = 40.0f;
8814     captrect.origin.x = 0;
8815     captrect.origin.y = ([[self view] frame].size.height / 2) - (captrect.size.height * 2);
8816     caption_ = [[[UILabel alloc] initWithFrame:captrect] autorelease];
8817     [caption_ setText:UCLocalize("PREPARING_FILESYSTEM")];
8818     [caption_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8819     [caption_ setFont:[UIFont boldSystemFontOfSize:28.0f]];
8820     [caption_ setTextColor:[UIColor whiteColor]];
8821     [caption_ setBackgroundColor:[UIColor clearColor]];
8822     [caption_ setShadowColor:[UIColor blackColor]];
8823     [caption_ setTextAlignment:UITextAlignmentCenter];
8824     [[self view] addSubview:caption_];
8825
8826     CGRect statusrect;
8827     statusrect.size.width = [[self view] frame].size.width;
8828     statusrect.size.height = 30.0f;
8829     statusrect.origin.x = 0;
8830     statusrect.origin.y = ([[self view] frame].size.height / 2) - statusrect.size.height;
8831     status_ = [[[UILabel alloc] initWithFrame:statusrect] autorelease];
8832     [status_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8833     [status_ setText:UCLocalize("EXIT_WHEN_COMPLETE")];
8834     [status_ setFont:[UIFont systemFontOfSize:16.0f]];
8835     [status_ setTextColor:[UIColor whiteColor]];
8836     [status_ setBackgroundColor:[UIColor clearColor]];
8837     [status_ setShadowColor:[UIColor blackColor]];
8838     [status_ setTextAlignment:UITextAlignmentCenter];
8839     [[self view] addSubview:status_];
8840 }
8841
8842 - (void) releaseSubviews {
8843     spinner_ = nil;
8844     status_ = nil;
8845     caption_ = nil;
8846
8847     [super releaseSubviews];
8848 }
8849
8850 @end
8851 /* }}} */
8852
8853 @interface CYURLCache : SDURLCache {
8854 }
8855
8856 @end
8857
8858 @implementation CYURLCache
8859
8860 - (void) logEvent:(NSString *)event forRequest:(NSURLRequest *)request {
8861 #if !ForRelease
8862     if (false);
8863     else if ([event isEqualToString:@"no-cache"])
8864         event = @"!!!";
8865     else if ([event isEqualToString:@"store"])
8866         event = @">>>";
8867     else if ([event isEqualToString:@"invalid"])
8868         event = @"???";
8869     else if ([event isEqualToString:@"memory"])
8870         event = @"mem";
8871     else if ([event isEqualToString:@"disk"])
8872         event = @"ssd";
8873     else if ([event isEqualToString:@"miss"])
8874         event = @"---";
8875
8876     NSLog(@"%@: %@", event, [[request URL] absoluteString]);
8877 #endif
8878 }
8879
8880 - (void) storeCachedResponse:(NSCachedURLResponse *)cached forRequest:(NSURLRequest *)request {
8881     if (NSURLResponse *response = [cached response])
8882         if (NSString *mime = [response MIMEType])
8883             if ([mime isEqualToString:@"text/cache-manifest"]) {
8884                 NSURL *url([response URL]);
8885
8886 #if !ForRelease
8887                 NSLog(@"###: %@", [url absoluteString]);
8888 #endif
8889
8890                 @synchronized (HostConfig_) {
8891                     [CachedURLs_ addObject:url];
8892                 }
8893             }
8894
8895     [super storeCachedResponse:cached forRequest:request];
8896 }
8897
8898 @end
8899
8900 @interface Cydia : UIApplication <
8901     ConfirmationControllerDelegate,
8902     DatabaseDelegate,
8903     CydiaDelegate,
8904     UINavigationControllerDelegate,
8905     UITabBarControllerDelegate
8906 > {
8907     _H<UIWindow> window_;
8908     _H<CYTabBarController> tabbar_;
8909     _H<CydiaLoadingViewController> emulated_;
8910
8911     _H<NSMutableArray> essential_;
8912     _H<NSMutableArray> broken_;
8913
8914     Database *database_;
8915
8916     _H<NSURL> starturl_;
8917
8918     unsigned locked_;
8919     unsigned activity_;
8920
8921     _H<StashController> stash_;
8922
8923     bool loaded_;
8924 }
8925
8926 - (void) loadData;
8927
8928 @end
8929
8930 @implementation Cydia
8931
8932 - (void) beginUpdate {
8933     [tabbar_ beginUpdate];
8934 }
8935
8936 - (BOOL) updating {
8937     return [tabbar_ updating];
8938 }
8939
8940 - (void) _loaded {
8941     if ([broken_ count] != 0) {
8942         int count = [broken_ count];
8943
8944         UIAlertView *alert = [[[UIAlertView alloc]
8945             initWithTitle:(count == 1 ? UCLocalize("HALFINSTALLED_PACKAGE") : [NSString stringWithFormat:UCLocalize("HALFINSTALLED_PACKAGES"), count])
8946             message:UCLocalize("HALFINSTALLED_PACKAGE_EX")
8947             delegate:self
8948             cancelButtonTitle:UCLocalize("FORCIBLY_CLEAR")
8949             otherButtonTitles:
8950                 UCLocalize("TEMPORARY_IGNORE"),
8951             nil
8952         ] autorelease];
8953
8954         [alert setContext:@"fixhalf"];
8955         [alert setNumberOfRows:2];
8956         [alert show];
8957     } else if (!Ignored_ && [essential_ count] != 0) {
8958         int count = [essential_ count];
8959
8960         UIAlertView *alert = [[[UIAlertView alloc]
8961             initWithTitle:(count == 1 ? UCLocalize("ESSENTIAL_UPGRADE") : [NSString stringWithFormat:UCLocalize("ESSENTIAL_UPGRADES"), count])
8962             message:UCLocalize("ESSENTIAL_UPGRADE_EX")
8963             delegate:self
8964             cancelButtonTitle:UCLocalize("TEMPORARY_IGNORE")
8965             otherButtonTitles:
8966                 UCLocalize("UPGRADE_ESSENTIAL"),
8967                 UCLocalize("COMPLETE_UPGRADE"),
8968             nil
8969         ] autorelease];
8970
8971         [alert setContext:@"upgrade"];
8972         [alert show];
8973     }
8974 }
8975
8976 - (void) returnToCydia {
8977     [self _loaded];
8978 }
8979
8980 - (void) _saveConfig {
8981     @synchronized (database_) {
8982         _trace();
8983         MetaFile_.Sync();
8984         _trace();
8985     }
8986
8987     if (Changed_) {
8988         NSString *error(nil);
8989
8990         if (NSData *data = [NSPropertyListSerialization dataFromPropertyList:Metadata_ format:NSPropertyListBinaryFormat_v1_0 errorDescription:&error]) {
8991             _trace();
8992             NSError *error(nil);
8993             if (![data writeToFile:@"/var/lib/cydia/metadata.plist" options:NSAtomicWrite error:&error])
8994                 NSLog(@"failure to save metadata data: %@", error);
8995             _trace();
8996
8997             Changed_ = false;
8998         } else {
8999             NSLog(@"failure to serialize metadata: %@", error);
9000         }
9001     }
9002
9003     CydiaWriteSources();
9004 }
9005
9006 // Navigation controller for the queuing badge.
9007 - (UINavigationController *) queueNavigationController {
9008     NSArray *controllers = [tabbar_ viewControllers];
9009     return [controllers objectAtIndex:3];
9010 }
9011
9012 - (void) unloadData {
9013     [tabbar_ unloadData];
9014 }
9015
9016 - (void) _updateData {
9017     [self _saveConfig];
9018     [self unloadData];
9019
9020     UINavigationController *navigation = [self queueNavigationController];
9021
9022     id queuedelegate = nil;
9023     if ([[navigation viewControllers] count] > 0)
9024         queuedelegate = [[navigation viewControllers] objectAtIndex:0];
9025
9026     [queuedelegate queueStatusDidChange];
9027     [[navigation tabBarItem] setBadgeValue:(Queuing_ ? UCLocalize("Q_D") : nil)];
9028 }
9029
9030 - (void) _refreshIfPossible:(NSDate *)update {
9031     NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
9032
9033     bool recently = false;
9034     if (update != nil) {
9035         NSTimeInterval interval([update timeIntervalSinceNow]);
9036         if (interval <= 0 && interval > -(15*60))
9037             recently = true;
9038     }
9039
9040     // Don't automatic refresh if:
9041     //  - We already refreshed recently.
9042     //  - We already auto-refreshed this launch.
9043     //  - Auto-refresh is disabled.
9044     if (recently || loaded_ || ManualRefresh) {
9045         // If we are cancelling, we need to make sure it knows it's already loaded.
9046         loaded_ = true;
9047
9048         [self performSelectorOnMainThread:@selector(_loaded) withObject:nil waitUntilDone:NO];
9049     } else {
9050         // We are going to load, so remember that.
9051         loaded_ = true;
9052
9053         SCNetworkReachabilityFlags flags; {
9054             SCNetworkReachabilityRef reachability(SCNetworkReachabilityCreateWithName(NULL, "cydia.saurik.com"));
9055             SCNetworkReachabilityGetFlags(reachability, &flags);
9056             CFRelease(reachability);
9057         }
9058
9059         // XXX: this elaborate mess is what Apple is using to determine this? :(
9060         // XXX: do we care if the user has to intervene? maybe that's ok?
9061         bool reachable(
9062             (flags & kSCNetworkReachabilityFlagsReachable) != 0 && (
9063                 (flags & kSCNetworkReachabilityFlagsConnectionRequired) == 0 || (
9064                     (flags & kSCNetworkReachabilityFlagsConnectionOnDemand) != 0 ||
9065                     (flags & kSCNetworkReachabilityFlagsConnectionOnTraffic) != 0
9066                 ) && (flags & kSCNetworkReachabilityFlagsInterventionRequired) == 0 ||
9067                 (flags & kSCNetworkReachabilityFlagsIsWWAN) != 0
9068             )
9069         );
9070
9071         // If we can reach the server, auto-refresh!
9072         if (reachable)
9073             [tabbar_ performSelectorOnMainThread:@selector(setUpdate:) withObject:update waitUntilDone:NO];
9074     }
9075
9076     [pool release];
9077 }
9078
9079 - (void) refreshIfPossible {
9080     [NSThread detachNewThreadSelector:@selector(_refreshIfPossible:) toTarget:self withObject:[Metadata_ objectForKey:@"LastUpdate"]];
9081 }
9082
9083 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
9084 @synchronized (self) {
9085     UIProgressHUD *hud(loaded_ ? [self addProgressHUD] : nil);
9086     [hud setText:UCLocalize("RELOADING_DATA")];
9087
9088     [database_ yieldToSelector:@selector(reloadDataWithInvocation:) withObject:invocation];
9089
9090     size_t changes(0);
9091
9092     [essential_ removeAllObjects];
9093     [broken_ removeAllObjects];
9094
9095     NSArray *packages([database_ packages]);
9096     for (Package *package in packages) {
9097         if ([package half])
9098             [broken_ addObject:package];
9099         if ([package upgradableAndEssential:NO]) {
9100             if ([package essential])
9101                 [essential_ addObject:package];
9102             ++changes;
9103         }
9104     }
9105
9106     UITabBarItem *changesItem = [[[tabbar_ viewControllers] objectAtIndex:2] tabBarItem];
9107     if (changes != 0) {
9108         _trace();
9109         NSString *badge([[NSNumber numberWithInt:changes] stringValue]);
9110         [changesItem setBadgeValue:badge];
9111         [changesItem setAnimatedBadge:([essential_ count] > 0)];
9112         [self setApplicationIconBadgeNumber:changes];
9113     } else {
9114         _trace();
9115         [changesItem setBadgeValue:nil];
9116         [changesItem setAnimatedBadge:NO];
9117         [self setApplicationIconBadgeNumber:0];
9118     }
9119
9120     [self _updateData];
9121
9122     if (hud != nil)
9123         [self removeProgressHUD:hud];
9124 } }
9125
9126 - (void) updateData {
9127     [self _updateData];
9128 }
9129
9130 - (void) update_ {
9131     [database_ update];
9132     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
9133 }
9134
9135 - (void) disemulate {
9136     if (emulated_ == nil)
9137         return;
9138
9139     [window_ addSubview:[tabbar_ view]];
9140     [[emulated_ view] removeFromSuperview];
9141     emulated_ = nil;
9142     [window_ setUserInteractionEnabled:YES];
9143 }
9144
9145 - (void) presentModalViewController:(UIViewController *)controller force:(BOOL)force {
9146     UINavigationController *navigation([[[UINavigationController alloc] initWithRootViewController:controller] autorelease]);
9147     if (IsWildcat_)
9148         [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
9149
9150     UIViewController *parent;
9151     if (emulated_ == nil)
9152         parent = tabbar_;
9153     else if (!force)
9154         parent = emulated_;
9155     else {
9156         [self disemulate];
9157         parent = tabbar_;
9158     }
9159
9160     [parent presentModalViewController:navigation animated:YES];
9161 }
9162
9163 - (ProgressController *) invokeNewProgress:(NSInvocation *)invocation forController:(UINavigationController *)navigation withTitle:(NSString *)title {
9164     ProgressController *progress([[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease]);
9165
9166     if (navigation != nil)
9167         [navigation pushViewController:progress animated:YES];
9168     else
9169         [self presentModalViewController:progress force:YES];
9170
9171     [progress invoke:invocation withTitle:title];
9172     return progress;
9173 }
9174
9175 - (void) detachNewProgressSelector:(SEL)selector toTarget:(id)target forController:(UINavigationController *)navigation title:(NSString *)title {
9176     [self invokeNewProgress:[NSInvocation invocationWithSelector:selector forTarget:target] forController:navigation withTitle:title];
9177 }
9178
9179 - (void) repairWithInvocation:(NSInvocation *)invocation {
9180     _trace();
9181     [self invokeNewProgress:invocation forController:nil withTitle:@"REPAIRING"];
9182     _trace();
9183 }
9184
9185 - (void) repairWithSelector:(SEL)selector {
9186     [self performSelectorOnMainThread:@selector(repairWithInvocation:) withObject:[NSInvocation invocationWithSelector:selector forTarget:database_] waitUntilDone:YES];
9187 }
9188
9189 - (void) reloadData {
9190     [self reloadDataWithInvocation:nil];
9191     if ([database_ progressDelegate] == nil)
9192         [self _loaded];
9193 }
9194
9195 - (void) syncData {
9196     [self _saveConfig];
9197     [self detachNewProgressSelector:@selector(update_) toTarget:self forController:nil title:@"UPDATING_SOURCES"];
9198 }
9199
9200 - (void) addSource:(NSDictionary *) source {
9201     CydiaAddSource(source);
9202 }
9203
9204 - (void) addSource:(NSString *)href withDistribution:(NSString *)distribution andSections:(NSArray *)sections {
9205     CydiaAddSource(href, distribution, sections);
9206 }
9207
9208 - (void) addTrivialSource:(NSString *)href {
9209     CydiaAddSource(href, @"./");
9210 }
9211
9212 - (void) updateValues {
9213     Changed_ = true;
9214 }
9215
9216 - (void) resolve {
9217     pkgProblemResolver *resolver = [database_ resolver];
9218
9219     resolver->InstallProtect();
9220     if (!resolver->Resolve(true))
9221         _error->Discard();
9222 }
9223
9224 - (bool) perform {
9225     // XXX: this is a really crappy way of doing this.
9226     // like, seriously: this state machine is still broken, and cancelling this here doesn't really /fix/ that.
9227     // for one, the user can still /start/ a reloading data event while they have a queue, which is stupid
9228     // for two, this just means there is a race condition between the refresh completing and the confirmation controller appearing.
9229     if ([tabbar_ updating])
9230         [tabbar_ cancelUpdate];
9231
9232     if (![database_ prepare])
9233         return false;
9234
9235     ConfirmationController *page([[[ConfirmationController alloc] initWithDatabase:database_] autorelease]);
9236     [page setDelegate:self];
9237     UINavigationController *confirm_([[[UINavigationController alloc] initWithRootViewController:page] autorelease]);
9238
9239     if (IsWildcat_)
9240         [confirm_ setModalPresentationStyle:UIModalPresentationFormSheet];
9241     [tabbar_ presentModalViewController:confirm_ animated:YES];
9242
9243     return true;
9244 }
9245
9246 - (void) queue {
9247     @synchronized (self) {
9248         [self perform];
9249     }
9250 }
9251
9252 - (void) clearPackage:(Package *)package {
9253     @synchronized (self) {
9254         [package clear];
9255         [self resolve];
9256         [self perform];
9257     }
9258 }
9259
9260 - (void) installPackages:(NSArray *)packages {
9261     @synchronized (self) {
9262         for (Package *package in packages)
9263             [package install];
9264         [self resolve];
9265         [self perform];
9266     }
9267 }
9268
9269 - (void) installPackage:(Package *)package {
9270     @synchronized (self) {
9271         [package install];
9272         [self resolve];
9273         [self perform];
9274     }
9275 }
9276
9277 - (void) removePackage:(Package *)package {
9278     @synchronized (self) {
9279         [package remove];
9280         [self resolve];
9281         [self perform];
9282     }
9283 }
9284
9285 - (void) distUpgrade {
9286     @synchronized (self) {
9287         if (![database_ upgrade])
9288             return;
9289         [self perform];
9290     }
9291 }
9292
9293 - (void) perform_ {
9294     [database_ perform];
9295     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
9296 }
9297
9298 - (void) confirmWithNavigationController:(UINavigationController *)navigation {
9299     Queuing_ = false;
9300     ++locked_;
9301     [self detachNewProgressSelector:@selector(perform_) toTarget:self forController:navigation title:@"RUNNING"];
9302     --locked_;
9303     [self refreshIfPossible];
9304 }
9305
9306 - (void) showSettings {
9307     [self presentModalViewController:[[[SettingsController alloc] initWithDatabase:database_ delegate:self] autorelease] force:NO];
9308 }
9309
9310 - (void) retainNetworkActivityIndicator {
9311     if (activity_++ == 0)
9312         [self setNetworkActivityIndicatorVisible:YES];
9313
9314 #if TraceLogging
9315     NSLog(@"retainNetworkActivityIndicator->%d", activity_);
9316 #endif
9317 }
9318
9319 - (void) releaseNetworkActivityIndicator {
9320     if (--activity_ == 0)
9321         [self setNetworkActivityIndicatorVisible:NO];
9322
9323 #if TraceLogging
9324     NSLog(@"releaseNetworkActivityIndicator->%d", activity_);
9325 #endif
9326
9327 }
9328
9329 - (void) cancelAndClear:(bool)clear {
9330     @synchronized (self) {
9331         if (clear) {
9332             [database_ clear];
9333             Queuing_ = false;
9334         } else {
9335             Queuing_ = true;
9336         }
9337
9338         [self _updateData];
9339     }
9340 }
9341
9342 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
9343     NSString *context([alert context]);
9344
9345     if ([context isEqualToString:@"conffile"]) {
9346         FILE *input = [database_ input];
9347         if (button == [alert cancelButtonIndex])
9348             fprintf(input, "N\n");
9349         else if (button == [alert firstOtherButtonIndex])
9350             fprintf(input, "Y\n");
9351         fflush(input);
9352
9353         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9354     } else if ([context isEqualToString:@"fixhalf"]) {
9355         if (button == [alert cancelButtonIndex]) {
9356             @synchronized (self) {
9357                 for (Package *broken in (id) broken_) {
9358                     [broken remove];
9359
9360                     NSString *id = [broken id];
9361                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.prerm", id] UTF8String]);
9362                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postrm", id] UTF8String]);
9363                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.preinst", id] UTF8String]);
9364                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postinst", id] UTF8String]);
9365                 }
9366
9367                 [self resolve];
9368                 [self perform];
9369             }
9370         } else if (button == [alert firstOtherButtonIndex]) {
9371             [broken_ removeAllObjects];
9372             [self _loaded];
9373         }
9374
9375         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9376     } else if ([context isEqualToString:@"upgrade"]) {
9377         if (button == [alert firstOtherButtonIndex]) {
9378             @synchronized (self) {
9379                 for (Package *essential in (id) essential_)
9380                     [essential install];
9381
9382                 [self resolve];
9383                 [self perform];
9384             }
9385         } else if (button == [alert firstOtherButtonIndex] + 1) {
9386             [self distUpgrade];
9387         } else if (button == [alert cancelButtonIndex]) {
9388             Ignored_ = YES;
9389         }
9390
9391         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9392     }
9393 }
9394
9395 - (void) system:(NSString *)command {
9396     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9397
9398     _trace();
9399     system([command UTF8String]);
9400     _trace();
9401
9402     [pool release];
9403 }
9404
9405 - (void) applicationWillSuspend {
9406     [database_ clean];
9407     [super applicationWillSuspend];
9408 }
9409
9410 - (BOOL) isSafeToSuspend {
9411     if (locked_ != 0) {
9412 #if !ForRelease
9413         NSLog(@"isSafeToSuspend: locked_ != 0");
9414 #endif
9415         return false;
9416     }
9417
9418     // Use external process status API internally.
9419     // This is probably a really bad idea.
9420     // XXX: what is the point of this? does this solve anything at all?
9421     uint64_t status = 0;
9422     int notify_token;
9423     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
9424         notify_get_state(notify_token, &status);
9425         notify_cancel(notify_token);
9426     }
9427
9428     if (status != 0) {
9429 #if !ForRelease
9430         NSLog(@"isSafeToSuspend: status != 0");
9431 #endif
9432         return false;
9433     }
9434
9435 #if !ForRelease
9436     NSLog(@"isSafeToSuspend: -> true");
9437 #endif
9438     return true;
9439 }
9440
9441 - (void) applicationSuspend:(__GSEvent *)event {
9442     if ([self isSafeToSuspend])
9443         [super applicationSuspend:event];
9444 }
9445
9446 - (void) _animateSuspension:(BOOL)arg0 duration:(double)arg1 startTime:(double)arg2 scale:(float)arg3 {
9447     if ([self isSafeToSuspend])
9448         [super _animateSuspension:arg0 duration:arg1 startTime:arg2 scale:arg3];
9449 }
9450
9451 - (void) _setSuspended:(BOOL)value {
9452     if ([self isSafeToSuspend])
9453         [super _setSuspended:value];
9454 }
9455
9456 - (UIProgressHUD *) addProgressHUD {
9457     UIProgressHUD *hud([[[UIProgressHUD alloc] init] autorelease]);
9458     [hud setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
9459
9460     [window_ setUserInteractionEnabled:NO];
9461
9462     UIViewController *target(tabbar_);
9463     if (UIViewController *modal = [target modalViewController])
9464         target = modal;
9465
9466     [hud showInView:[target view]];
9467
9468     ++locked_;
9469     return hud;
9470 }
9471
9472 - (void) removeProgressHUD:(UIProgressHUD *)hud {
9473     --locked_;
9474     [hud hide];
9475     [hud removeFromSuperview];
9476     [window_ setUserInteractionEnabled:YES];
9477 }
9478
9479 - (CyteViewController *) pageForPackage:(NSString *)name {
9480     return [[[CYPackageController alloc] initWithDatabase:database_ forPackage:name] autorelease];
9481 }
9482
9483 - (CyteViewController *) pageForURL:(NSURL *)url forExternal:(BOOL)external {
9484     NSString *scheme([[url scheme] lowercaseString]);
9485     if ([[url absoluteString] length] <= [scheme length] + 3)
9486         return nil;
9487     NSString *path([[url absoluteString] substringFromIndex:[scheme length] + 3]);
9488     NSArray *components([path componentsSeparatedByString:@"/"]);
9489
9490     if ([scheme isEqualToString:@"apptapp"] && [components count] > 0 && [[components objectAtIndex:0] isEqualToString:@"package"])
9491         return [self pageForPackage:[components objectAtIndex:1]];
9492
9493     if ([components count] < 1 || ![scheme isEqualToString:@"cydia"])
9494         return nil;
9495
9496     NSString *base([components objectAtIndex:0]);
9497
9498     CyteViewController *controller = nil;
9499
9500     if ([base isEqualToString:@"url"]) {
9501         // This kind of URL can contain slashes in the argument, so we can't parse them below.
9502         NSString *destination = [[url absoluteString] substringFromIndex:([scheme length] + [@"://" length] + [base length] + [@"/" length])];
9503         controller = [[[CydiaWebViewController alloc] initWithURL:[NSURL URLWithString:destination]] autorelease];
9504     } else if (!external && [components count] == 1) {
9505         if ([base isEqualToString:@"manage"]) {
9506             controller = [[[ManageController alloc] init] autorelease];
9507         }
9508
9509         if ([base isEqualToString:@"storage"]) {
9510             controller = [[[CydiaWebViewController alloc] initWithURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/storage/", UI_]]] autorelease];
9511         }
9512
9513         if ([base isEqualToString:@"sources"]) {
9514             controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9515         }
9516
9517         if ([base isEqualToString:@"home"]) {
9518             controller = [[[HomeController alloc] init] autorelease];
9519         }
9520
9521         if ([base isEqualToString:@"sections"]) {
9522             controller = [[[SectionsController alloc] initWithDatabase:database_] autorelease];
9523         }
9524
9525         if ([base isEqualToString:@"search"]) {
9526             controller = [[[SearchController alloc] initWithDatabase:database_ query:nil] autorelease];
9527         }
9528
9529         if ([base isEqualToString:@"changes"]) {
9530             controller = [[[ChangesController alloc] initWithDatabase:database_] autorelease];
9531         }
9532
9533         if ([base isEqualToString:@"installed"]) {
9534             controller = [[[InstalledController alloc] initWithDatabase:database_] autorelease];
9535         }
9536     } else if ([components count] == 2) {
9537         NSString *argument = [components objectAtIndex:1];
9538
9539         if ([base isEqualToString:@"package"]) {
9540             controller = [self pageForPackage:argument];
9541         }
9542
9543         if (!external && [base isEqualToString:@"search"]) {
9544             controller = [[[SearchController alloc] initWithDatabase:database_ query:argument] autorelease];
9545         }
9546
9547         if (!external && [base isEqualToString:@"sections"]) {
9548             if ([argument isEqualToString:@"all"])
9549                 argument = nil;
9550             controller = [[[SectionController alloc] initWithDatabase:database_ section:argument] autorelease];
9551         }
9552
9553         if (!external && [base isEqualToString:@"sources"]) {
9554             if ([argument isEqualToString:@"add"]) {
9555                 controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9556                 [(SourcesController *)controller showAddSourcePrompt];
9557             } else {
9558                 Source *source = [database_ sourceWithKey:[argument stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
9559                 controller = [[[SourceController alloc] initWithDatabase:database_ source:source] autorelease];
9560             }
9561         }
9562
9563         if (!external && [base isEqualToString:@"launch"]) {
9564             [self launchApplicationWithIdentifier:argument suspended:NO];
9565             return nil;
9566         }
9567     } else if (!external && [components count] == 3) {
9568         NSString *arg1 = [components objectAtIndex:1];
9569         NSString *arg2 = [components objectAtIndex:2];
9570
9571         if ([base isEqualToString:@"package"]) {
9572             if ([arg2 isEqualToString:@"settings"]) {
9573                 controller = [[[PackageSettingsController alloc] initWithDatabase:database_ package:arg1] autorelease];
9574             } else if ([arg2 isEqualToString:@"files"]) {
9575                 if (Package *package = [database_ packageWithName:arg1]) {
9576                     controller = [[[FileTable alloc] initWithDatabase:database_] autorelease];
9577                     [(FileTable *)controller setPackage:package];
9578                 }
9579             }
9580         }
9581     }
9582
9583     [controller setDelegate:self];
9584     return controller;
9585 }
9586
9587 - (BOOL) openCydiaURL:(NSURL *)url forExternal:(BOOL)external {
9588     CyteViewController *page([self pageForURL:url forExternal:external]);
9589
9590     if (page != nil) {
9591         UINavigationController *nav = [[[UINavigationController alloc] init] autorelease];
9592         [nav setViewControllers:[NSArray arrayWithObject:page]];
9593         [tabbar_ setUnselectedViewController:nav];
9594     }
9595
9596     return page != nil;
9597 }
9598
9599 - (void) applicationOpenURL:(NSURL *)url {
9600     [super applicationOpenURL:url];
9601
9602     if (!loaded_)
9603         starturl_ = url;
9604     else
9605         [self openCydiaURL:url forExternal:YES];
9606 }
9607
9608 - (void) applicationWillResignActive:(UIApplication *)application {
9609     // Stop refreshing if you get a phone call or lock the device.
9610     if ([tabbar_ updating])
9611         [tabbar_ cancelUpdate];
9612
9613     if ([[self superclass] instancesRespondToSelector:@selector(applicationWillResignActive:)])
9614         [super applicationWillResignActive:application];
9615 }
9616
9617 - (void) saveState {
9618     [Metadata_ setObject:[tabbar_ navigationURLCollection] forKey:@"InterfaceState"];
9619     [Metadata_ setObject:[NSDate date] forKey:@"LastClosed"];
9620     [Metadata_ setObject:[NSNumber numberWithInt:[tabbar_ selectedIndex]] forKey:@"InterfaceIndex"];
9621     Changed_ = true;
9622
9623     [self _saveConfig];
9624 }
9625
9626 - (void) applicationWillTerminate:(UIApplication *)application {
9627     [self saveState];
9628 }
9629
9630 - (void) setConfigurationData:(NSString *)data {
9631     static Pcre conffile_r("^'(.*)' '(.*)' ([01]) ([01])$");
9632
9633     if (!conffile_r(data)) {
9634         lprintf("E:invalid conffile\n");
9635         return;
9636     }
9637
9638     NSString *ofile = conffile_r[1];
9639     //NSString *nfile = conffile_r[2];
9640
9641     UIAlertView *alert = [[[UIAlertView alloc]
9642         initWithTitle:UCLocalize("CONFIGURATION_UPGRADE")
9643         message:[NSString stringWithFormat:@"%@\n\n%@", UCLocalize("CONFIGURATION_UPGRADE_EX"), ofile]
9644         delegate:self
9645         cancelButtonTitle:UCLocalize("KEEP_OLD_COPY")
9646         otherButtonTitles:
9647             UCLocalize("ACCEPT_NEW_COPY"),
9648             // XXX: UCLocalize("SEE_WHAT_CHANGED"),
9649         nil
9650     ] autorelease];
9651
9652     [alert setContext:@"conffile"];
9653     [alert setNumberOfRows:2];
9654     [alert show];
9655 }
9656
9657 - (void) addStashController {
9658     ++locked_;
9659     stash_ = [[[StashController alloc] init] autorelease];
9660     [window_ addSubview:[stash_ view]];
9661 }
9662
9663 - (void) removeStashController {
9664     [[stash_ view] removeFromSuperview];
9665     stash_ = nil;
9666     --locked_;
9667 }
9668
9669 - (void) stash {
9670     [self setIdleTimerDisabled:YES];
9671
9672     [[UIApplication sharedApplication] setStatusBarStyle:UIStatusBarStyleBlackOpaque];
9673     UpdateExternalStatus(1);
9674     [self yieldToSelector:@selector(system:) withObject:@"/usr/libexec/cydia/free.sh"];
9675     UpdateExternalStatus(0);
9676
9677     [self removeStashController];
9678
9679     pid_t pid(ExecFork());
9680     if (pid == 0) {
9681         execlp("launchctl", "launchctl", "stop", "com.apple.SpringBoard", NULL);
9682         perror("launchctl stop");
9683         exit(0);
9684     }
9685
9686     ReapZombie(pid);
9687 }
9688
9689 - (void) setupViewControllers {
9690     tabbar_ = [[[CYTabBarController alloc] initWithDatabase:database_] autorelease];
9691
9692     NSMutableArray *items([NSMutableArray arrayWithObjects:
9693         [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage applicationImageNamed:@"home.png"] tag:0] autorelease],
9694         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SECTIONS") image:[UIImage applicationImageNamed:@"install.png"] tag:0] autorelease],
9695         [[[UITabBarItem alloc] initWithTitle:UCLocalize("CHANGES") image:[UIImage applicationImageNamed:@"changes.png"] tag:0] autorelease],
9696         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage applicationImageNamed:@"search.png"] tag:0] autorelease],
9697     nil]);
9698
9699     if (IsWildcat_) {
9700         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage applicationImageNamed:@"source.png"] tag:0] autorelease] atIndex:3];
9701         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
9702     } else {
9703         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("MANAGE") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
9704     }
9705
9706     NSMutableArray *controllers([NSMutableArray array]);
9707     for (UITabBarItem *item in items) {
9708         UINavigationController *controller([[[UINavigationController alloc] init] autorelease]);
9709         [controller setTabBarItem:item];
9710         [controllers addObject:controller];
9711     }
9712     [tabbar_ setViewControllers:controllers];
9713
9714     [tabbar_ setUpdateDelegate:self];
9715 }
9716
9717 - (void) _sendMemoryWarningNotification {
9718     [[NSNotificationCenter defaultCenter] postNotificationName:@"UIApplicationDidReceiveMemoryWarningNotification" object:[UIApplication sharedApplication]];
9719 }
9720
9721 - (void) _sendMemoryWarningNotifications {
9722     while (true) {
9723         [self performSelectorOnMainThread:@selector(_sendMemoryWarningNotification) withObject:nil waitUntilDone:NO];
9724         usleep(250000);
9725     }
9726 }
9727
9728 - (void) applicationDidFinishLaunching:(id)unused {
9729     //[NSThread detachNewThreadSelector:@selector(_sendMemoryWarningNotifications) toTarget:self withObject:nil];
9730
9731 _trace();
9732     if ([self respondsToSelector:@selector(setApplicationSupportsShakeToEdit:)])
9733         [self setApplicationSupportsShakeToEdit:NO];
9734
9735     @synchronized (HostConfig_) {
9736         [BridgedHosts_ addObject:[[NSURL URLWithString:CydiaURL(@"")] host]];
9737     }
9738
9739     [NSURLCache setSharedURLCache:[[[CYURLCache alloc]
9740         initWithMemoryCapacity:524288
9741         diskCapacity:10485760
9742         diskPath:[NSString stringWithFormat:@"%@/Library/Caches/com.saurik.Cydia/SDURLCache", @"/var/root"]
9743     ] autorelease]];
9744
9745     [CydiaWebViewController _initialize];
9746
9747     [NSURLProtocol registerClass:[CydiaURLProtocol class]];
9748
9749     // this would disallow http{,s} URLs from accessing this data
9750     //[WebView registerURLSchemeAsLocal:@"cydia"];
9751
9752     Font12_ = [UIFont systemFontOfSize:12];
9753     Font12Bold_ = [UIFont boldSystemFontOfSize:12];
9754     Font14_ = [UIFont systemFontOfSize:14];
9755     Font18Bold_ = [UIFont boldSystemFontOfSize:18];
9756     Font22Bold_ = [UIFont boldSystemFontOfSize:22];
9757
9758     essential_ = [NSMutableArray arrayWithCapacity:4];
9759     broken_ = [NSMutableArray arrayWithCapacity:4];
9760
9761     // XXX: I really need this thing... like, seriously... I'm sorry
9762     [[[AppCacheController alloc] initWithURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/appcache/", UI_]]] reloadData];
9763
9764     window_ = [[[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]] autorelease];
9765     [window_ orderFront:self];
9766     [window_ makeKey:self];
9767     [window_ setHidden:NO];
9768
9769     if (
9770         readlink("/Applications", NULL, 0) == -1 && errno == EINVAL ||
9771         readlink("/Library/Ringtones", NULL, 0) == -1 && errno == EINVAL ||
9772         readlink("/Library/Wallpaper", NULL, 0) == -1 && errno == EINVAL ||
9773         //readlink("/usr/bin", NULL, 0) == -1 && errno == EINVAL ||
9774         readlink("/usr/include", NULL, 0) == -1 && errno == EINVAL ||
9775         readlink("/usr/lib/pam", NULL, 0) == -1 && errno == EINVAL ||
9776         readlink("/usr/libexec", NULL, 0) == -1 && errno == EINVAL ||
9777         readlink("/usr/share", NULL, 0) == -1 && errno == EINVAL ||
9778         //readlink("/var/lib", NULL, 0) == -1 && errno == EINVAL ||
9779         false
9780     ) {
9781         [self addStashController];
9782         // XXX: this would be much cleaner as a yieldToSelector:
9783         // that way the removeStashController could happen right here inline
9784         // we also could no longer require the useless stash_ field anymore
9785         [self performSelector:@selector(stash) withObject:nil afterDelay:0];
9786         return;
9787     }
9788
9789     database_ = [Database sharedInstance];
9790     [database_ setDelegate:self];
9791
9792     [window_ setUserInteractionEnabled:NO];
9793     [self setupViewControllers];
9794
9795     emulated_ = [[[CydiaLoadingViewController alloc] init] autorelease];
9796     [window_ addSubview:[emulated_ view]];
9797
9798     [self performSelector:@selector(loadData) withObject:nil afterDelay:0];
9799 _trace();
9800 }
9801
9802 - (NSArray *) defaultStartPages {
9803     NSMutableArray *standard = [NSMutableArray array];
9804     [standard addObject:[NSArray arrayWithObject:@"cydia://home"]];
9805     [standard addObject:[NSArray arrayWithObject:@"cydia://sections"]];
9806     [standard addObject:[NSArray arrayWithObject:@"cydia://changes"]];
9807     if (!IsWildcat_) {
9808         [standard addObject:[NSArray arrayWithObject:@"cydia://manage"]];
9809     } else {
9810         [standard addObject:[NSArray arrayWithObject:@"cydia://installed"]];
9811         [standard addObject:[NSArray arrayWithObject:@"cydia://sources"]];
9812     }
9813     [standard addObject:[NSArray arrayWithObject:@"cydia://search"]];
9814     return standard;
9815 }
9816
9817 - (void) loadData {
9818 _trace();
9819     if (Role_ == nil) {
9820         [window_ setUserInteractionEnabled:YES];
9821         [self showSettings];
9822         return;
9823     } else {
9824         if ([emulated_ modalViewController] != nil)
9825             [emulated_ dismissModalViewControllerAnimated:YES];
9826         [window_ setUserInteractionEnabled:NO];
9827     }
9828
9829     [self reloadDataWithInvocation:nil];
9830     [self refreshIfPossible];
9831     PrintTimes();
9832
9833     [self disemulate];
9834
9835     int savedIndex = [[Metadata_ objectForKey:@"InterfaceIndex"] intValue];
9836     NSArray *saved = [[Metadata_ objectForKey:@"InterfaceState"] mutableCopy];
9837     int standardIndex = 0;
9838     NSArray *standard = [self defaultStartPages];
9839
9840     BOOL valid = YES;
9841
9842     if (saved == nil)
9843         valid = NO;
9844
9845     NSDate *closed = [Metadata_ objectForKey:@"LastClosed"];
9846     if (valid && closed != nil) {
9847         NSTimeInterval interval([closed timeIntervalSinceNow]);
9848         // XXX: Is 15 minutes the optimal time here?
9849         if (interval > 0 && interval <= -(15*60))
9850             valid = NO;
9851     }
9852
9853     if (valid && [saved count] != [standard count])
9854         valid = NO;
9855
9856     if (valid) {
9857         for (unsigned int i = 0; i < [standard count]; i++) {
9858             NSArray *std = [standard objectAtIndex:i], *sav = [saved objectAtIndex:i];
9859             // XXX: The "hasPrefix" sanity check here could be, in theory, fooled,
9860             //      but it's good enough for now.
9861             if ([sav count] == 0 || ![[sav objectAtIndex:0] hasPrefix:[std objectAtIndex:0]]) {
9862                 valid = NO;
9863                 break;
9864             }
9865         }
9866     }
9867
9868     NSArray *items = nil;
9869     if (valid) {
9870         [tabbar_ setSelectedIndex:savedIndex];
9871         items = saved;
9872     } else {
9873         [tabbar_ setSelectedIndex:standardIndex];
9874         items = standard;
9875     }
9876
9877     for (unsigned int tab = 0; tab < [[tabbar_ viewControllers] count]; tab++) {
9878         NSArray *stack = [items objectAtIndex:tab];
9879         UINavigationController *navigation = [[tabbar_ viewControllers] objectAtIndex:tab];
9880         NSMutableArray *current = [NSMutableArray array];
9881
9882         for (unsigned int nav = 0; nav < [stack count]; nav++) {
9883             NSString *addr = [stack objectAtIndex:nav];
9884             NSURL *url = [NSURL URLWithString:addr];
9885             CyteViewController *page = [self pageForURL:url forExternal:NO];
9886             if (page != nil)
9887                 [current addObject:page];
9888         }
9889
9890         [navigation setViewControllers:current];
9891     }
9892
9893     // (Try to) show the startup URL.
9894     if (starturl_ != nil) {
9895         [self openCydiaURL:starturl_ forExternal:NO];
9896         starturl_ = nil;
9897     }
9898 }
9899
9900 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item {
9901     if (item != nil && IsWildcat_) {
9902         [sheet showFromBarButtonItem:item animated:YES];
9903     } else {
9904         [sheet showInView:window_];
9905     }
9906 }
9907
9908 - (void) addProgressEvent:(CydiaProgressEvent *)event forTask:(NSString *)task {
9909     id<ProgressDelegate> progress([database_ progressDelegate] ?: [self invokeNewProgress:nil forController:nil withTitle:task]);
9910     [progress setTitle:task];
9911     [progress addProgressEvent:event];
9912 }
9913
9914 - (void) addProgressEventForTask:(NSArray *)data {
9915     CydiaProgressEvent *event([data objectAtIndex:0]);
9916     NSString *task([data count] < 2 ? nil : [data objectAtIndex:1]);
9917     [self addProgressEvent:event forTask:task];
9918 }
9919
9920 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task {
9921     [self performSelectorOnMainThread:@selector(addProgressEventForTask:) withObject:[NSArray arrayWithObjects:event, task, nil] waitUntilDone:YES];
9922 }
9923
9924 @end
9925
9926 /*IMP alloc_;
9927 id Alloc_(id self, SEL selector) {
9928     id object = alloc_(self, selector);
9929     lprintf("[%s]A-%p\n", self->isa->name, object);
9930     return object;
9931 }*/
9932
9933 /*IMP dealloc_;
9934 id Dealloc_(id self, SEL selector) {
9935     id object = dealloc_(self, selector);
9936     lprintf("[%s]D-%p\n", self->isa->name, object);
9937     return object;
9938 }*/
9939
9940 Class $WebDefaultUIKitDelegate;
9941
9942 MSHook(void, UIWebDocumentView$_setUIKitDelegate$, UIWebDocumentView *self, SEL _cmd, id delegate) {
9943     if (delegate == nil && $WebDefaultUIKitDelegate != nil)
9944         delegate = [$WebDefaultUIKitDelegate sharedUIKitDelegate];
9945     return _UIWebDocumentView$_setUIKitDelegate$(self, _cmd, delegate);
9946 }
9947
9948 static NSSet *MobilizedFiles_;
9949
9950 static NSURL *MobilizeURL(NSURL *url) {
9951     NSString *path([url path]);
9952     if ([path hasPrefix:@"/var/root/"]) {
9953         NSString *file([path substringFromIndex:10]);
9954         if ([MobilizedFiles_ containsObject:file])
9955             url = [NSURL fileURLWithPath:[@"/var/mobile/" stringByAppendingString:file] isDirectory:NO];
9956     }
9957
9958     return url;
9959 }
9960
9961 Class $CFXPreferencesPropertyListSource;
9962 @class CFXPreferencesPropertyListSource;
9963
9964 MSHook(BOOL, CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync, CFXPreferencesPropertyListSource *self, SEL _cmd) {
9965     NSURL *&url(MSHookIvar<NSURL *>(self, "_url")), *old(url);
9966     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9967     url = MobilizeURL(url);
9968     BOOL value(_CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync(self, _cmd));
9969     //NSLog(@"%@ %s", [url absoluteString], value ? "YES" : "NO");
9970     url = old;
9971     [pool release];
9972     return value;
9973 }
9974
9975 MSHook(void *, CFXPreferencesPropertyListSource$createPlistFromDisk, CFXPreferencesPropertyListSource *self, SEL _cmd) {
9976     NSURL *&url(MSHookIvar<NSURL *>(self, "_url")), *old(url);
9977     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9978     url = MobilizeURL(url);
9979     void *value(_CFXPreferencesPropertyListSource$createPlistFromDisk(self, _cmd));
9980     //NSLog(@"%@ %@", [url absoluteString], value);
9981     url = old;
9982     [pool release];
9983     return value;
9984 }
9985
9986 Class $NSURLConnection;
9987
9988 MSHook(id, NSURLConnection$init$, NSURLConnection *self, SEL _cmd, NSURLRequest *request, id delegate, BOOL usesCache, int64_t maxContentLength, BOOL startImmediately, NSDictionary *connectionProperties) {
9989     NSMutableURLRequest *copy([request mutableCopy]);
9990
9991     NSURL *url([copy URL]);
9992
9993     NSString *host([url host]);
9994     NSString *scheme([[url scheme] lowercaseString]);
9995
9996     NSString *compound([NSString stringWithFormat:@"%@:%@", scheme, host]);
9997
9998     @synchronized (HostConfig_) {
9999         if ([copy respondsToSelector:@selector(setHTTPShouldUsePipelining:)])
10000             if ([PipelinedHosts_ containsObject:host] || [PipelinedHosts_ containsObject:compound])
10001                 [copy setHTTPShouldUsePipelining:YES];
10002
10003         if (NSString *control = [copy valueForHTTPHeaderField:@"Cache-Control"])
10004             if ([control isEqualToString:@"max-age=0"])
10005                 if ([CachedURLs_ containsObject:url]) {
10006 #if !ForRelease
10007                     NSLog(@"~~~: %@", url);
10008 #endif
10009
10010                     [copy setCachePolicy:NSURLRequestReturnCacheDataDontLoad];
10011
10012                     [copy setValue:nil forHTTPHeaderField:@"Cache-Control"];
10013                     [copy setValue:nil forHTTPHeaderField:@"If-Modified-Since"];
10014                     [copy setValue:nil forHTTPHeaderField:@"If-None-Match"];
10015                 }
10016     }
10017
10018     if ((self = _NSURLConnection$init$(self, _cmd, copy, delegate, usesCache, maxContentLength, startImmediately, connectionProperties)) != nil) {
10019     } return self;
10020 }
10021
10022 int main(int argc, char *argv[]) {
10023     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
10024
10025     _trace();
10026
10027     UpdateExternalStatus(0);
10028
10029     if (Class $UIDevice = objc_getClass("UIDevice")) {
10030         UIDevice *device([$UIDevice currentDevice]);
10031         IsWildcat_ = [device respondsToSelector:@selector(isWildcat)] && [device isWildcat];
10032     } else
10033         IsWildcat_ = false;
10034
10035     UIScreen *screen([UIScreen mainScreen]);
10036     if ([screen respondsToSelector:@selector(scale)])
10037         ScreenScale_ = [screen scale];
10038     else
10039         ScreenScale_ = 1;
10040
10041     UIDevice *device([UIDevice currentDevice]);
10042     if (![device respondsToSelector:@selector(userInterfaceIdiom)])
10043         Idiom_ = @"iphone";
10044     else {
10045         UIUserInterfaceIdiom idiom([device userInterfaceIdiom]);
10046         if (idiom == UIUserInterfaceIdiomPhone)
10047             Idiom_ = @"iphone";
10048         else if (idiom == UIUserInterfaceIdiomPad)
10049             Idiom_ = @"ipad";
10050         else
10051             NSLog(@"unknown UIUserInterfaceIdiom!");
10052     }
10053
10054     Pcre pattern("^([0-9]+\\.[0-9]+)");
10055
10056     if (pattern([device systemVersion]))
10057         Firmware_ = pattern[1];
10058     if (pattern(Cydia_))
10059         Major_ = pattern[1];
10060
10061     SessionData_ = [NSMutableDictionary dictionaryWithCapacity:4];
10062
10063     HostConfig_ = [[[NSObject alloc] init] autorelease];
10064     @synchronized (HostConfig_) {
10065         BridgedHosts_ = [NSMutableSet setWithCapacity:4];
10066         TokenHosts_ = [NSMutableSet setWithCapacity:4];
10067         InsecureHosts_ = [NSMutableSet setWithCapacity:4];
10068         PipelinedHosts_ = [NSMutableSet setWithCapacity:4];
10069         CachedURLs_ = [NSMutableSet setWithCapacity:32];
10070     }
10071
10072     NSString *ui(@"ui/ios");
10073     if (Idiom_ != nil)
10074         ui = [ui stringByAppendingString:[NSString stringWithFormat:@"~%@", Idiom_]];
10075     ui = [ui stringByAppendingString:[NSString stringWithFormat:@"/%@", Major_]];
10076     UI_ = CydiaURL(ui);
10077
10078     PackageName = reinterpret_cast<CYString &(*)(Package *, SEL)>(method_getImplementation(class_getInstanceMethod([Package class], @selector(cyname))));
10079
10080     MobilizedFiles_ = [NSMutableSet setWithObjects:
10081         @"Library/Preferences/com.apple.Accessibility.plist",
10082         @"Library/Preferences/com.apple.preferences.sounds.plist",
10083     nil];
10084
10085     /* Library Hacks {{{ */
10086     class_addMethod(objc_getClass("DOMNodeList"), @selector(countByEnumeratingWithState:objects:count:), (IMP) &DOMNodeList$countByEnumeratingWithState$objects$count$, "I20@0:4^{NSFastEnumerationState}8^@12I16");
10087
10088     $CFXPreferencesPropertyListSource = objc_getClass("CFXPreferencesPropertyListSource");
10089
10090     Method CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync(class_getInstanceMethod($CFXPreferencesPropertyListSource, @selector(_backingPlistChangedSinceLastSync)));
10091     if (CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync != NULL) {
10092         _CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync = reinterpret_cast<BOOL (*)(CFXPreferencesPropertyListSource *, SEL)>(method_getImplementation(CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync));
10093         method_setImplementation(CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync, reinterpret_cast<IMP>(&$CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync));
10094     }
10095
10096     Method CFXPreferencesPropertyListSource$createPlistFromDisk(class_getInstanceMethod($CFXPreferencesPropertyListSource, @selector(createPlistFromDisk)));
10097     if (CFXPreferencesPropertyListSource$createPlistFromDisk != NULL) {
10098         _CFXPreferencesPropertyListSource$createPlistFromDisk = reinterpret_cast<void *(*)(CFXPreferencesPropertyListSource *, SEL)>(method_getImplementation(CFXPreferencesPropertyListSource$createPlistFromDisk));
10099         method_setImplementation(CFXPreferencesPropertyListSource$createPlistFromDisk, reinterpret_cast<IMP>(&$CFXPreferencesPropertyListSource$createPlistFromDisk));
10100     }
10101
10102     $WebDefaultUIKitDelegate = objc_getClass("WebDefaultUIKitDelegate");
10103     Method UIWebDocumentView$_setUIKitDelegate$(class_getInstanceMethod([WebView class], @selector(_setUIKitDelegate:)));
10104     if (UIWebDocumentView$_setUIKitDelegate$ != NULL) {
10105         _UIWebDocumentView$_setUIKitDelegate$ = reinterpret_cast<void (*)(UIWebDocumentView *, SEL, id)>(method_getImplementation(UIWebDocumentView$_setUIKitDelegate$));
10106         method_setImplementation(UIWebDocumentView$_setUIKitDelegate$, reinterpret_cast<IMP>(&$UIWebDocumentView$_setUIKitDelegate$));
10107     }
10108
10109     $NSURLConnection = objc_getClass("NSURLConnection");
10110     Method NSURLConnection$init$(class_getInstanceMethod($NSURLConnection, @selector(_initWithRequest:delegate:usesCache:maxContentLength:startImmediately:connectionProperties:)));
10111     if (NSURLConnection$init$ != NULL) {
10112         _NSURLConnection$init$ = reinterpret_cast<id (*)(NSURLConnection *, SEL, NSURLRequest *, id, BOOL, int64_t, BOOL, NSDictionary *)>(method_getImplementation(NSURLConnection$init$));
10113         method_setImplementation(NSURLConnection$init$, reinterpret_cast<IMP>(&$NSURLConnection$init$));
10114     }
10115     /* }}} */
10116     /* Set Locale {{{ */
10117     Locale_ = CFLocaleCopyCurrent();
10118     Languages_ = [NSLocale preferredLanguages];
10119
10120     //CFStringRef locale(CFLocaleGetIdentifier(Locale_));
10121     //NSLog(@"%@", [Languages_ description]);
10122
10123     const char *lang;
10124     if (Locale_ != NULL)
10125         lang = [(NSString *) CFLocaleGetIdentifier(Locale_) UTF8String];
10126     else if (Languages_ != nil && [Languages_ count] != 0)
10127         lang = [[Languages_ objectAtIndex:0] UTF8String];
10128     else
10129         // XXX: consider just setting to C and then falling through?
10130         lang = NULL;
10131
10132     if (lang != NULL) {
10133         Pcre pattern("^([a-z][a-z])(?:-[A-Za-z]*)?(_[A-Z][A-Z])?$");
10134         lang = !pattern(lang) ? NULL : [pattern->*@"%1$@%2$@" UTF8String];
10135     }
10136
10137     NSLog(@"Setting Language: %s", lang);
10138
10139     if (lang != NULL) {
10140         setenv("LANG", lang, true);
10141         std::setlocale(LC_ALL, lang);
10142     }
10143     /* }}} */
10144
10145     apr_app_initialize(&argc, const_cast<const char * const **>(&argv), NULL);
10146
10147     /* Parse Arguments {{{ */
10148     bool substrate(false);
10149
10150     if (argc != 0) {
10151         char **args(argv);
10152         int arge(1);
10153
10154         for (int argi(1); argi != argc; ++argi)
10155             if (strcmp(argv[argi], "--") == 0) {
10156                 arge = argi;
10157                 argv[argi] = argv[0];
10158                 argv += argi;
10159                 argc -= argi;
10160                 break;
10161             }
10162
10163         for (int argi(1); argi != arge; ++argi)
10164             if (strcmp(args[argi], "--substrate") == 0)
10165                 substrate = true;
10166             else
10167                 fprintf(stderr, "unknown argument: %s\n", args[argi]);
10168     }
10169     /* }}} */
10170
10171     App_ = [[NSBundle mainBundle] bundlePath];
10172     Advanced_ = YES;
10173
10174     setuid(0);
10175     setgid(0);
10176
10177     /*Method alloc = class_getClassMethod([NSObject class], @selector(alloc));
10178     alloc_ = alloc->method_imp;
10179     alloc->method_imp = (IMP) &Alloc_;*/
10180
10181     /*Method dealloc = class_getClassMethod([NSObject class], @selector(dealloc));
10182     dealloc_ = dealloc->method_imp;
10183     dealloc->method_imp = (IMP) &Dealloc_;*/
10184
10185     /* System Information {{{ */
10186     size_t size;
10187
10188     int maxproc;
10189     size = sizeof(maxproc);
10190     if (sysctlbyname("kern.maxproc", &maxproc, &size, NULL, 0) == -1)
10191         perror("sysctlbyname(\"kern.maxproc\", ?)");
10192     else if (maxproc < 64) {
10193         maxproc = 64;
10194         if (sysctlbyname("kern.maxproc", NULL, NULL, &maxproc, sizeof(maxproc)) == -1)
10195             perror("sysctlbyname(\"kern.maxproc\", #)");
10196     }
10197
10198     sysctlbyname("kern.osversion", NULL, &size, NULL, 0);
10199     char *osversion = new char[size];
10200     if (sysctlbyname("kern.osversion", osversion, &size, NULL, 0) == -1)
10201         perror("sysctlbyname(\"kern.osversion\", ?)");
10202     else
10203         System_ = [NSString stringWithUTF8String:osversion];
10204
10205     sysctlbyname("hw.machine", NULL, &size, NULL, 0);
10206     char *machine = new char[size];
10207     if (sysctlbyname("hw.machine", machine, &size, NULL, 0) == -1)
10208         perror("sysctlbyname(\"hw.machine\", ?)");
10209     else
10210         Machine_ = machine;
10211
10212     SerialNumber_ = (NSString *) CYIOGetValue("IOService:/", @"IOPlatformSerialNumber");
10213     ChipID_ = [CYHex((NSData *) CYIOGetValue("IODeviceTree:/chosen", @"unique-chip-id"), true) uppercaseString];
10214     BBSNum_ = CYHex((NSData *) CYIOGetValue("IOService:/AppleARMPE/baseband", @"snum"), false);
10215
10216     UniqueID_ = [device uniqueIdentifier];
10217
10218     CFStringRef (*$CTSIMSupportCopyMobileSubscriberCountryCode)(CFAllocatorRef);
10219     $CTSIMSupportCopyMobileSubscriberCountryCode = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode"));
10220     CFStringRef mcc($CTSIMSupportCopyMobileSubscriberCountryCode == NULL ? NULL : (*$CTSIMSupportCopyMobileSubscriberCountryCode)(kCFAllocatorDefault));
10221
10222     CFStringRef (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(CFAllocatorRef);
10223     $CTSIMSupportCopyMobileSubscriberNetworkCode = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode"));
10224     CFStringRef mnc($CTSIMSupportCopyMobileSubscriberNetworkCode == NULL ? NULL : (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(kCFAllocatorDefault));
10225
10226     if (mcc != NULL && mnc != NULL)
10227         PLMN_ = [NSString stringWithFormat:@"%@%@", mcc, mnc];
10228
10229     if (mnc != NULL)
10230         CFRelease(mnc);
10231     if (mcc != NULL)
10232         CFRelease(mcc);
10233
10234     if (NSDictionary *system = [NSDictionary dictionaryWithContentsOfFile:@"/System/Library/CoreServices/SystemVersion.plist"])
10235         Build_ = [system objectForKey:@"ProductBuildVersion"];
10236     if (NSDictionary *info = [NSDictionary dictionaryWithContentsOfFile:@"/Applications/MobileSafari.app/Info.plist"]) {
10237         Product_ = [info objectForKey:@"SafariProductVersion"];
10238         Safari_ = [info objectForKey:@"CFBundleVersion"];
10239     }
10240     /* }}} */
10241     /* Load Database {{{ */
10242     _trace();
10243     Metadata_ = [[[NSMutableDictionary alloc] initWithContentsOfFile:@"/var/lib/cydia/metadata.plist"] autorelease];
10244     _trace();
10245     SectionMap_ = [[[NSDictionary alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"Sections" ofType:@"plist"]] autorelease];
10246
10247     if (Metadata_ == NULL)
10248         Metadata_ = [NSMutableDictionary dictionaryWithCapacity:2];
10249     else {
10250         Settings_ = [Metadata_ objectForKey:@"Settings"];
10251
10252         Packages_ = [Metadata_ objectForKey:@"Packages"];
10253
10254         Values_ = [Metadata_ objectForKey:@"Values"];
10255         Sections_ = [Metadata_ objectForKey:@"Sections"];
10256         Sources_ = [Metadata_ objectForKey:@"Sources"];
10257
10258         Token_ = [Metadata_ objectForKey:@"Token"];
10259
10260         Version_ = [Metadata_ objectForKey:@"Version"];
10261
10262         @synchronized (HostConfig_) {
10263             CydiaSource_ = [Metadata_ objectForKey:@"CydiaSource"];
10264         }
10265     }
10266
10267     if (Settings_ != nil)
10268         Role_ = [Settings_ objectForKey:@"Role"];
10269
10270     if (Values_ == nil) {
10271         Values_ = [[[NSMutableDictionary alloc] initWithCapacity:4] autorelease];
10272         [Metadata_ setObject:Values_ forKey:@"Values"];
10273     }
10274
10275     if (Sections_ == nil) {
10276         Sections_ = [[[NSMutableDictionary alloc] initWithCapacity:32] autorelease];
10277         [Metadata_ setObject:Sections_ forKey:@"Sections"];
10278     }
10279
10280     if (Sources_ == nil) {
10281         Sources_ = [[[NSMutableDictionary alloc] initWithCapacity:0] autorelease];
10282         [Metadata_ setObject:Sources_ forKey:@"Sources"];
10283     }
10284
10285     if (Version_ == nil) {
10286         Version_ = [NSNumber numberWithUnsignedInt:0];
10287         [Metadata_ setObject:Version_ forKey:@"Version"];
10288     }
10289
10290     @synchronized (HostConfig_) {
10291         if (CydiaSource_ == nil) {
10292             CydiaSource_ = @"apt.saurik.com";
10293             [Metadata_ setObject:CydiaSource_ forKey:@"CydiaSource"];
10294         }
10295     }
10296
10297     if ([Version_ unsignedIntValue] == 0) {
10298         CydiaAddSource(@"http://apt.thebigboss.org/repofiles/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10299         CydiaAddSource(@"http://apt.modmyi.com/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10300         CydiaAddSource(@"http://cydia.zodttd.com/repo/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10301         CydiaAddSource(@"http://repo666.ultrasn0w.com/", @"./");
10302
10303         Version_ = [NSNumber numberWithUnsignedInt:1];
10304         [Metadata_ setObject:Version_ forKey:@"Version"];
10305
10306         [Metadata_ removeObjectForKey:@"LastUpdate"];
10307
10308         Changed_ = true;
10309     }
10310     /* }}} */
10311
10312     CydiaWriteSources();
10313
10314     _trace();
10315     MetaFile_.Open("/var/lib/cydia/metadata.cb0");
10316     _trace();
10317
10318     if (Packages_ != nil) {
10319         bool fail(false);
10320         CFDictionaryApplyFunction((CFDictionaryRef) Packages_, &PackageImport, &fail);
10321         _trace();
10322
10323         if (!fail) {
10324             [Metadata_ removeObjectForKey:@"Packages"];
10325             Packages_ = nil;
10326             Changed_ = true;
10327         }
10328     }
10329
10330     Finishes_ = [NSArray arrayWithObjects:@"return", @"reopen", @"restart", @"reload", @"reboot", nil];
10331
10332 #define MobileSubstrate_(name) \
10333     if (substrate && access("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", F_OK) == 0) { \
10334         void *handle(dlopen("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", RTLD_LAZY | RTLD_GLOBAL)); \
10335         if (handle == NULL) \
10336             NSLog(@"%s", dlerror()); \
10337     }
10338
10339     MobileSubstrate_(Activator)
10340     MobileSubstrate_(libstatusbar)
10341     MobileSubstrate_(SimulatedKeyEvents)
10342     MobileSubstrate_(WinterBoard)
10343
10344     /*if (substrate && access("/Library/MobileSubstrate/MobileSubstrate.dylib", F_OK) == 0)
10345         dlopen("/Library/MobileSubstrate/MobileSubstrate.dylib", RTLD_LAZY | RTLD_GLOBAL);*/
10346
10347     int version([[NSString stringWithContentsOfFile:@"/var/lib/cydia/firmware.ver"] intValue]);
10348
10349     if (access("/tmp/.cydia.fw", F_OK) == 0) {
10350         unlink("/tmp/.cydia.fw");
10351         goto firmware;
10352     } else if (access("/User", F_OK) != 0 || version < 4) {
10353       firmware:
10354         _trace();
10355         system("/usr/libexec/cydia/firmware.sh");
10356         _trace();
10357     }
10358
10359     _assert([[NSFileManager defaultManager]
10360         createDirectoryAtPath:@"/var/cache/apt/archives/partial"
10361         withIntermediateDirectories:YES
10362         attributes:nil
10363         error:NULL
10364     ]);
10365
10366     if (access("/tmp/cydia.chk", F_OK) == 0) {
10367         if (unlink("/var/cache/apt/pkgcache.bin") == -1)
10368             _assert(errno == ENOENT);
10369         if (unlink("/var/cache/apt/srcpkgcache.bin") == -1)
10370             _assert(errno == ENOENT);
10371     }
10372
10373     /* APT Initialization {{{ */
10374     _assert(pkgInitConfig(*_config));
10375     _assert(pkgInitSystem(*_config, _system));
10376
10377     if (lang != NULL)
10378         _config->Set("APT::Acquire::Translation", lang);
10379
10380     // XXX: this timeout might be important :(
10381     //_config->Set("Acquire::http::Timeout", 15);
10382
10383     _config->Set("Acquire::http::MaxParallel", 3);
10384     /* }}} */
10385     /* Color Choices {{{ */
10386     space_ = CGColorSpaceCreateDeviceRGB();
10387
10388     Blue_.Set(space_, 0.2, 0.2, 1.0, 1.0);
10389     Blueish_.Set(space_, 0x19/255.f, 0x32/255.f, 0x50/255.f, 1.0);
10390     Black_.Set(space_, 0.0, 0.0, 0.0, 1.0);
10391     Off_.Set(space_, 0.9, 0.9, 0.9, 1.0);
10392     White_.Set(space_, 1.0, 1.0, 1.0, 1.0);
10393     Gray_.Set(space_, 0.4, 0.4, 0.4, 1.0);
10394     Green_.Set(space_, 0.0, 0.5, 0.0, 1.0);
10395     Purple_.Set(space_, 0.0, 0.0, 0.7, 1.0);
10396     Purplish_.Set(space_, 0.4, 0.4, 0.8, 1.0);
10397
10398     InstallingColor_ = [UIColor colorWithRed:0.88f green:1.00f blue:0.88f alpha:1.00f];
10399     RemovingColor_ = [UIColor colorWithRed:1.00f green:0.88f blue:0.88f alpha:1.00f];
10400     /* }}}*/
10401     /* UIKit Configuration {{{ */
10402     void (*$GSFontSetUseLegacyFontMetrics)(BOOL)(reinterpret_cast<void (*)(BOOL)>(dlsym(RTLD_DEFAULT, "GSFontSetUseLegacyFontMetrics")));
10403     if ($GSFontSetUseLegacyFontMetrics != NULL)
10404         $GSFontSetUseLegacyFontMetrics(YES);
10405
10406     // XXX: I have a feeling this was important
10407     //UIKeyboardDisableAutomaticAppearance();
10408     /* }}} */
10409
10410     Colon_ = UCLocalize("COLON_DELIMITED");
10411     Elision_ = UCLocalize("ELISION");
10412     Error_ = UCLocalize("ERROR");
10413     Warning_ = UCLocalize("WARNING");
10414
10415     _trace();
10416     int value(UIApplicationMain(argc, argv, @"Cydia", @"Cydia"));
10417
10418     CGColorSpaceRelease(space_);
10419     CFRelease(Locale_);
10420
10421     [pool release];
10422     return value;
10423 }