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(setScrollAlwaysBounceVertical:))
4117         return @"setScrollAlwaysBounceVertical";
4118     else if (selector == @selector(setScrollIndicatorStyle:))
4119         return @"setScrollIndicatorStyle";
4120     else if (selector == @selector(setToken:))
4121         return @"setToken";
4122     else if (selector == @selector(setViewportWidth:))
4123         return @"setViewportWidth";
4124     else if (selector == @selector(statfs:))
4125         return @"statfs";
4126     else if (selector == @selector(supports:))
4127         return @"supports";
4128     else if (selector == @selector(unload))
4129         return @"unload";
4130     else
4131         return nil;
4132 }
4133
4134 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
4135     return [self webScriptNameForSelector:selector] == nil;
4136 }
4137
4138 - (BOOL) supports:(NSString *)feature {
4139     return [feature isEqualToString:@"window.open"];
4140 }
4141
4142 - (void) unload {
4143     [delegate_ performSelectorOnMainThread:@selector(unloadData) withObject:nil waitUntilDone:NO];
4144 }
4145
4146 - (void) setScrollAlwaysBounceVertical:(NSNumber *)value {
4147     [indirect_ performSelectorOnMainThread:@selector(setScrollAlwaysBounceVerticalNumber:) withObject:value waitUntilDone:NO];
4148 }
4149
4150 - (void) setScrollIndicatorStyle:(NSString *)style {
4151     [indirect_ performSelectorOnMainThread:@selector(setScrollIndicatorStyleWithName:) withObject:style waitUntilDone:NO];
4152 }
4153
4154 - (void) addInternalRedirect:(NSString *)from :(NSString *)to {
4155     [CydiaWebViewController performSelectorOnMainThread:@selector(addDiversion:) withObject:[[[Diversion alloc] initWithFrom:from to:to] autorelease] waitUntilDone:NO];
4156 }
4157
4158 - (NSNumber *) getKernelNumber:(NSString *)name {
4159     const char *string([name UTF8String]);
4160
4161     size_t size;
4162     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4163         return (id) [NSNull null];
4164
4165     if (size != sizeof(int))
4166         return (id) [NSNull null];
4167
4168     int value;
4169     if (sysctlbyname(string, &value, &size, NULL, 0) == -1)
4170         return (id) [NSNull null];
4171
4172     return [NSNumber numberWithInt:value];
4173 }
4174
4175 - (NSString *) getKernelString:(NSString *)name {
4176     const char *string([name UTF8String]);
4177
4178     size_t size;
4179     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4180         return (id) [NSNull null];
4181
4182     char value[size + 1];
4183     if (sysctlbyname(string, value, &size, NULL, 0) == -1)
4184         return (id) [NSNull null];
4185
4186     // XXX: just in case you request something ludicrous
4187     value[size] = '\0';
4188
4189     return [NSString stringWithCString:value];
4190 }
4191
4192 - (NSObject *) getIORegistryEntry:(NSString *)path :(NSString *)entry {
4193     NSObject *value(CYIOGetValue([path UTF8String], entry));
4194
4195     if (value != nil)
4196         if ([value isKindOfClass:[NSData class]])
4197             value = CYHex((NSData *) value);
4198
4199     return value;
4200 }
4201
4202 - (void) _setCydiaSource:(NSString *)source {
4203     @synchronized (HostConfig_) {
4204         CydiaSource_ = source;
4205         [Metadata_ setObject:source forKey:@"CydiaSource"];
4206     }
4207
4208     Changed_ = true;
4209 }
4210
4211 - (void) setCydiaSource:(NSString *)source {
4212     [self performSelectorOnMainThread:@selector(_setCydiaSource:) withObject:source waitUntilDone:NO];
4213 }
4214
4215 - (NSString *) cydiaSource {
4216     @synchronized (HostConfig_) {
4217         return (id) CydiaSource_ ?: [NSNull null];
4218     }
4219 }
4220
4221 - (NSArray *) getMetadataKeys {
4222 @synchronized (Values_) {
4223     return [Values_ allKeys];
4224 } }
4225
4226 - (id) getMetadataValue:(NSString *)key {
4227 @synchronized (Values_) {
4228     return [Values_ objectForKey:key];
4229 } }
4230
4231 - (void) setMetadataValue:(NSString *)key :(NSString *)value {
4232 @synchronized (Values_) {
4233     if (value == nil || value == (id) [WebUndefined undefined] || value == (id) [NSNull null])
4234         [Values_ removeObjectForKey:key];
4235     else
4236         [Values_ setObject:value forKey:key];
4237
4238     [delegate_ performSelectorOnMainThread:@selector(updateValues) withObject:nil waitUntilDone:YES];
4239 } }
4240
4241 - (id) getSessionValue:(NSString *)key {
4242 @synchronized (SessionData_) {
4243     return [SessionData_ objectForKey:key];
4244 } }
4245
4246 - (void) setSessionValue:(NSString *)key :(NSString *)value {
4247 @synchronized (SessionData_) {
4248     if (value == (id) [WebUndefined undefined])
4249         [SessionData_ removeObjectForKey:key];
4250     else
4251         [SessionData_ setObject:value forKey:key];
4252 } }
4253
4254 - (void) addBridgedHost:(NSString *)host {
4255 @synchronized (HostConfig_) {
4256     [BridgedHosts_ addObject:host];
4257 } }
4258
4259 - (void) addInsecureHost:(NSString *)host {
4260 @synchronized (HostConfig_) {
4261     [InsecureHosts_ addObject:host];
4262 } }
4263
4264 - (void) addTokenHost:(NSString *)host {
4265 @synchronized (HostConfig_) {
4266     [TokenHosts_ addObject:host];
4267 } }
4268
4269 - (void) addPipelinedHost:(NSString *)host scheme:(NSString *)scheme {
4270 @synchronized (HostConfig_) {
4271     if (scheme != (id) [WebUndefined undefined])
4272         host = [NSString stringWithFormat:@"%@:%@", [scheme lowercaseString], host];
4273
4274     [PipelinedHosts_ addObject:host];
4275 } }
4276
4277 - (void) popViewController:(NSNumber *)value {
4278     if (value == (id) [WebUndefined undefined])
4279         value = [NSNumber numberWithBool:YES];
4280     [indirect_ performSelectorOnMainThread:@selector(popViewControllerWithNumber:) withObject:value waitUntilDone:NO];
4281 }
4282
4283 - (void) addSource:(NSString *)href :(NSString *)distribution :(WebScriptObject *)sections {
4284     NSMutableArray *array([NSMutableArray arrayWithCapacity:[sections count]]);
4285
4286     for (NSString *section in sections)
4287         [array addObject:section];
4288
4289     [delegate_ performSelectorOnMainThread:@selector(addSource:) withObject:[NSMutableDictionary dictionaryWithObjectsAndKeys:
4290         @"deb", @"Type",
4291         href, @"URI",
4292         distribution, @"Distribution",
4293         array, @"Sections",
4294     nil] waitUntilDone:NO];
4295 }
4296
4297 - (void) addTrivialSource:(NSString *)href {
4298     [delegate_ performSelectorOnMainThread:@selector(addTrivialSource:) withObject:href waitUntilDone:NO];
4299 }
4300
4301 - (void) refreshSources {
4302     [delegate_ performSelectorOnMainThread:@selector(syncData) withObject:nil waitUntilDone:NO];
4303 }
4304
4305 - (void) saveConfig {
4306     [delegate_ performSelectorOnMainThread:@selector(_saveConfig) withObject:nil waitUntilDone:NO];
4307 }
4308
4309 - (NSArray *) getAllSources {
4310     return [[Database sharedInstance] sources];
4311 }
4312
4313 - (NSArray *) getInstalledPackages {
4314     Database *database([Database sharedInstance]);
4315 @synchronized (database) {
4316     NSArray *packages([database packages]);
4317     NSMutableArray *installed([NSMutableArray arrayWithCapacity:1024]);
4318     for (Package *package in packages)
4319         if (![package uninstalled])
4320             [installed addObject:package];
4321     return installed;
4322 } }
4323
4324 - (Package *) getPackageById:(NSString *)id {
4325     if (Package *package = [[Database sharedInstance] packageWithName:id]) {
4326         [package parse];
4327         return package;
4328     } else
4329         return (Package *) [NSNull null];
4330 }
4331
4332 - (NSString *) getLocaleIdentifier {
4333     return Locale_ == NULL ? (NSString *) [NSNull null] : (NSString *) CFLocaleGetIdentifier(Locale_);
4334 }
4335
4336 - (NSArray *) getPreferredLanguages {
4337     return Languages_;
4338 }
4339
4340 - (NSArray *) statfs:(NSString *)path {
4341     struct statfs stat;
4342
4343     if (path == nil || statfs([path UTF8String], &stat) == -1)
4344         return nil;
4345
4346     return [NSArray arrayWithObjects:
4347         [NSNumber numberWithUnsignedLong:stat.f_bsize],
4348         [NSNumber numberWithUnsignedLong:stat.f_blocks],
4349         [NSNumber numberWithUnsignedLong:stat.f_bfree],
4350     nil];
4351 }
4352
4353 - (NSNumber *) du:(NSString *)path {
4354     NSNumber *value(nil);
4355
4356     int fds[2];
4357     _assert(pipe(fds) != -1);
4358
4359     pid_t pid(ExecFork());
4360     if (pid == 0) {
4361         _assert(dup2(fds[1], 1) != -1);
4362         _assert(close(fds[0]) != -1);
4363         _assert(close(fds[1]) != -1);
4364         /* XXX: this should probably not use du */
4365         execl("/usr/libexec/cydia/du", "du", "-s", [path UTF8String], NULL);
4366         exit(1);
4367         _assert(false);
4368     }
4369
4370     _assert(close(fds[1]) != -1);
4371
4372     if (FILE *du = fdopen(fds[0], "r")) {
4373         char line[1024];
4374         while (fgets(line, sizeof(line), du) != NULL) {
4375             size_t length(strlen(line));
4376             while (length != 0 && line[length - 1] == '\n')
4377                 line[--length] = '\0';
4378             if (char *tab = strchr(line, '\t')) {
4379                 *tab = '\0';
4380                 value = [NSNumber numberWithUnsignedLong:strtoul(line, NULL, 0)];
4381             }
4382         }
4383
4384         fclose(du);
4385     } else _assert(close(fds[0]));
4386
4387     ReapZombie(pid);
4388
4389     return value;
4390 }
4391
4392 - (void) close {
4393     [indirect_ performSelectorOnMainThread:@selector(close) withObject:nil waitUntilDone:NO];
4394 }
4395
4396 - (void) installPackages:(NSArray *)packages {
4397     [delegate_ performSelectorOnMainThread:@selector(installPackages:) withObject:packages waitUntilDone:NO];
4398 }
4399
4400 - (NSString *) substitutePackageNames:(NSString *)message {
4401     NSMutableArray *words([[message componentsSeparatedByString:@" "] mutableCopy]);
4402     for (size_t i(0), e([words count]); i != e; ++i) {
4403         NSString *word([words objectAtIndex:i]);
4404         if (Package *package = [[Database sharedInstance] packageWithName:word])
4405             [words replaceObjectAtIndex:i withObject:[package name]];
4406     }
4407
4408     return [words componentsJoinedByString:@" "];
4409 }
4410
4411 - (void) removeButton {
4412     [indirect_ removeButton];
4413 }
4414
4415 - (void) setButtonImage:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4416     [indirect_ setButtonImage:button withStyle:style toFunction:function];
4417 }
4418
4419 - (void) setButtonTitle:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4420     [indirect_ setButtonTitle:button withStyle:style toFunction:function];
4421 }
4422
4423 - (void) setBadgeValue:(id)value {
4424     [indirect_ performSelectorOnMainThread:@selector(setBadgeValue:) withObject:value waitUntilDone:NO];
4425 }
4426
4427 - (void) setAllowsNavigationAction:(NSString *)value {
4428     [indirect_ performSelectorOnMainThread:@selector(setAllowsNavigationActionByNumber:) withObject:value waitUntilDone:NO];
4429 }
4430
4431 - (void) setHidesBackButton:(NSString *)value {
4432     [indirect_ performSelectorOnMainThread:@selector(setHidesBackButtonByNumber:) withObject:value waitUntilDone:NO];
4433 }
4434
4435 - (void) setHidesNavigationBar:(NSString *)value {
4436     [indirect_ performSelectorOnMainThread:@selector(setHidesNavigationBarByNumber:) withObject:value waitUntilDone:NO];
4437 }
4438
4439 - (void) setNavigationBarStyle:(NSString *)value {
4440     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarStyle:) withObject:value waitUntilDone:NO];
4441 }
4442
4443 - (void) setNavigationBarTintRed:(NSNumber *)red green:(NSNumber *)green blue:(NSNumber *)blue alpha:(NSNumber *)alpha {
4444     float opacity(alpha == (id) [WebUndefined undefined] ? 1 : [alpha floatValue]);
4445     UIColor *color([UIColor colorWithRed:[red floatValue] green:[green floatValue] blue:[blue floatValue] alpha:opacity]);
4446     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarTintColor:) withObject:color waitUntilDone:NO];
4447 }
4448
4449 - (void) setPasteboardString:(NSString *)value {
4450     [[objc_getClass("UIPasteboard") generalPasteboard] setString:value];
4451 }
4452
4453 - (void) setPasteboardURL:(NSString *)value {
4454     [[objc_getClass("UIPasteboard") generalPasteboard] setURL:[NSURL URLWithString:value]];
4455 }
4456
4457 - (void) _setToken:(NSString *)token {
4458     Token_ = token;
4459
4460     if (token == nil)
4461         [Metadata_ removeObjectForKey:@"Token"];
4462     else
4463         [Metadata_ setObject:Token_ forKey:@"Token"];
4464
4465     Changed_ = true;
4466 }
4467
4468 - (void) setToken:(NSString *)token {
4469     [self performSelectorOnMainThread:@selector(_setToken:) withObject:token waitUntilDone:NO];
4470 }
4471
4472 - (void) scrollToBottom:(NSNumber *)animated {
4473     [indirect_ performSelectorOnMainThread:@selector(scrollToBottomAnimated:) withObject:animated waitUntilDone:NO];
4474 }
4475
4476 - (void) setViewportWidth:(float)width {
4477     [indirect_ setViewportWidthOnMainThread:width];
4478 }
4479
4480 - (NSString *) stringWithFormat:(NSString *)format arguments:(WebScriptObject *)arguments {
4481     //NSLog(@"SWF:\"%@\" A:%@", format, [arguments description]);
4482     unsigned count([arguments count]);
4483     id values[count];
4484     for (unsigned i(0); i != count; ++i)
4485         values[i] = [arguments objectAtIndex:i];
4486     return [[[NSString alloc] initWithFormat:format arguments:reinterpret_cast<va_list>(values)] autorelease];
4487 }
4488
4489 - (NSString *) localizedStringForKey:(NSString *)key value:(NSString *)value table:(NSString *)table {
4490     if (reinterpret_cast<id>(value) == [WebUndefined undefined])
4491         value = nil;
4492     if (reinterpret_cast<id>(table) == [WebUndefined undefined])
4493         table = nil;
4494     return [[NSBundle mainBundle] localizedStringForKey:key value:value table:table];
4495 }
4496
4497 @end
4498 /* }}} */
4499
4500 @interface NSURL (CydiaSecure)
4501 @end
4502
4503 @implementation NSURL (CydiaSecure)
4504
4505 - (bool) isCydiaSecure {
4506     if ([[[self scheme] lowercaseString] isEqualToString:@"https"])
4507         return true;
4508
4509     @synchronized (HostConfig_) {
4510         if ([InsecureHosts_ containsObject:[self host]])
4511             return true;
4512     }
4513
4514     return false;
4515 }
4516
4517 @end
4518
4519 /* Cydia Browser Controller {{{ */
4520 @implementation CydiaWebViewController
4521
4522 - (NSURL *) navigationURL {
4523     return request_ == nil ? nil : [NSURL URLWithString:[NSString stringWithFormat:@"cydia://url/%@", [[request_ URL] absoluteString]]];
4524 }
4525
4526 + (void) _initialize {
4527     [super _initialize];
4528
4529     Diversions_ = [NSMutableSet setWithCapacity:0];
4530 }
4531
4532 + (void) addDiversion:(Diversion *)diversion {
4533     [Diversions_ addObject:diversion];
4534 }
4535
4536 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4537     [super webView:view didClearWindowObject:window forFrame:frame];
4538
4539     WebDataSource *source([frame dataSource]);
4540     NSURLResponse *response([source response]);
4541     NSURL *url([response URL]);
4542     NSString *scheme([[url scheme] lowercaseString]);
4543
4544     bool bridged(false);
4545
4546     @synchronized (HostConfig_) {
4547         if ([scheme isEqualToString:@"file"])
4548             bridged = true;
4549         else if ([scheme isEqualToString:@"https"])
4550             if ([BridgedHosts_ containsObject:[url host]])
4551                 bridged = true;
4552     }
4553
4554     if (bridged)
4555         [window setValue:cydia_ forKey:@"cydia"];
4556 }
4557
4558 - (void) _setupMail:(MFMailComposeViewController *)controller {
4559     [controller addAttachmentData:[NSData dataWithContentsOfFile:@"/tmp/cydia.log"] mimeType:@"text/plain" fileName:@"cydia.log"];
4560
4561     system("/usr/bin/dpkg -l >/tmp/dpkgl.log");
4562     [controller addAttachmentData:[NSData dataWithContentsOfFile:@"/tmp/dpkgl.log"] mimeType:@"text/plain" fileName:@"dpkgl.log"];
4563 }
4564
4565 - (NSURL *) URLWithURL:(NSURL *)url {
4566     return [Diversion divertURL:url];
4567 }
4568
4569 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
4570     NSURL *url([request URL]);
4571     NSString *host([url host]);
4572
4573     NSMutableURLRequest *copy([[super webView:view resource:resource willSendRequest:request redirectResponse:response fromDataSource:source] mutableCopy]);
4574
4575     if (System_ != NULL && [copy valueForHTTPHeaderField:@"X-System"] == nil)
4576         [copy setValue:System_ forHTTPHeaderField:@"X-System"];
4577     if (Machine_ != NULL && [copy valueForHTTPHeaderField:@"X-Machine"] == nil)
4578         [copy setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
4579
4580     bool bridged;
4581     bool token;
4582
4583     @synchronized (HostConfig_) {
4584         bridged = [BridgedHosts_ containsObject:host];
4585         token = [TokenHosts_ containsObject:host];
4586     }
4587
4588     if ([url isCydiaSecure]) {
4589         if (bridged) {
4590             if (UniqueID_ != nil && [copy valueForHTTPHeaderField:@"X-Cydia-Id"] == nil)
4591                 [copy setValue:UniqueID_ forHTTPHeaderField:@"X-Cydia-Id"];
4592         } else if (token) {
4593             if (Token_ != nil && [copy valueForHTTPHeaderField:@"X-Cydia-Token"] == nil)
4594                 [copy setValue:Token_ forHTTPHeaderField:@"X-Cydia-Token"];
4595         }
4596     }
4597
4598     return copy;
4599 }
4600
4601 - (void) setDelegate:(id)delegate {
4602     [super setDelegate:delegate];
4603     [cydia_ setDelegate:delegate];
4604 }
4605
4606 - (NSString *) applicationNameForUserAgent {
4607     NSString *application([NSString stringWithFormat:@"Cydia/%@", Cydia_]);
4608
4609     if (Safari_ != nil)
4610         application = [NSString stringWithFormat:@"Safari/%@ %@", Safari_, application];
4611     if (Build_ != nil)
4612         application = [NSString stringWithFormat:@"Mobile/%@ %@", Build_, application];
4613     if (Product_ != nil)
4614         application = [NSString stringWithFormat:@"Version/%@ %@", Product_, application];
4615
4616     return application;
4617 }
4618
4619 - (id) init {
4620     if ((self = [super initWithWidth:0 ofClass:[CydiaWebViewController class]]) != nil) {
4621         cydia_ = [[[CydiaObject alloc] initWithDelegate:indirect_] autorelease];
4622     } return self;
4623 }
4624
4625 @end
4626
4627 @interface AppCacheController : CydiaWebViewController {
4628 }
4629
4630 @end
4631
4632 @implementation AppCacheController
4633
4634 - (void) didReceiveMemoryWarning {
4635 }
4636
4637 @end
4638 /* }}} */
4639
4640 // CydiaScript {{{
4641 @interface NSObject (CydiaScript)
4642 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context;
4643 @end
4644
4645 @implementation NSObject (CydiaScript)
4646
4647 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4648     return self;
4649 }
4650
4651 @end
4652
4653 @implementation NSArray (CydiaScript)
4654
4655 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4656     WebScriptObject *object([context evaluateWebScript:@"[]"]);
4657     for (size_t i(0), e([self count]); i != e; ++i)
4658         [object setWebScriptValueAtIndex:i value:[[self objectAtIndex:i] Cydia$webScriptObjectInContext:context]];
4659     return object;
4660 }
4661
4662 @end
4663
4664 @implementation NSDictionary (CydiaScript)
4665
4666 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4667     WebScriptObject *object([context evaluateWebScript:@"({})"]);
4668     for (id i in self)
4669         [object setValue:[[self objectForKey:i] Cydia$webScriptObjectInContext:context] forKey:i];
4670     return object;
4671 }
4672
4673 @end
4674 // }}}
4675
4676 /* Confirmation Controller {{{ */
4677 bool DepSubstrate(const pkgCache::VerIterator &iterator) {
4678     if (!iterator.end())
4679         for (pkgCache::DepIterator dep(iterator.DependsList()); !dep.end(); ++dep) {
4680             if (dep->Type != pkgCache::Dep::Depends && dep->Type != pkgCache::Dep::PreDepends)
4681                 continue;
4682             pkgCache::PkgIterator package(dep.TargetPkg());
4683             if (package.end())
4684                 continue;
4685             if (strcmp(package.Name(), "mobilesubstrate") == 0)
4686                 return true;
4687         }
4688
4689     return false;
4690 }
4691
4692 @protocol ConfirmationControllerDelegate
4693 - (void) cancelAndClear:(bool)clear;
4694 - (void) confirmWithNavigationController:(UINavigationController *)navigation;
4695 - (void) queue;
4696 @end
4697
4698 @interface ConfirmationController : CydiaWebViewController {
4699     _transient Database *database_;
4700
4701     _H<UIAlertView> essential_;
4702
4703     _H<NSDictionary> changes_;
4704     _H<NSMutableArray> issues_;
4705     _H<NSDictionary> sizes_;
4706
4707     BOOL substrate_;
4708 }
4709
4710 - (id) initWithDatabase:(Database *)database;
4711
4712 @end
4713
4714 @implementation ConfirmationController
4715
4716 - (void) complete {
4717     if (substrate_)
4718         RestartSubstrate_ = true;
4719     [delegate_ confirmWithNavigationController:[self navigationController]];
4720 }
4721
4722 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
4723     NSString *context([alert context]);
4724
4725     if ([context isEqualToString:@"remove"]) {
4726         if (button == [alert cancelButtonIndex])
4727             [self dismissModalViewControllerAnimated:YES];
4728         else if (button == [alert firstOtherButtonIndex]) {
4729             [self complete];
4730         }
4731
4732         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4733     } else if ([context isEqualToString:@"unable"]) {
4734         [self dismissModalViewControllerAnimated:YES];
4735         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4736     } else {
4737         [super alertView:alert clickedButtonAtIndex:button];
4738     }
4739 }
4740
4741 - (void) _doContinue {
4742     [delegate_ cancelAndClear:NO];
4743     [self dismissModalViewControllerAnimated:YES];
4744 }
4745
4746 - (id) invokeDefaultMethodWithArguments:(NSArray *)args {
4747     [self performSelectorOnMainThread:@selector(_doContinue) withObject:nil waitUntilDone:NO];
4748     return nil;
4749 }
4750
4751 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4752     [super webView:view didClearWindowObject:window forFrame:frame];
4753
4754     [window setValue:[[NSDictionary dictionaryWithObjectsAndKeys:
4755         (id) changes_, @"changes",
4756         (id) issues_, @"issues",
4757         (id) sizes_, @"sizes",
4758         self, @"queue",
4759     nil] Cydia$webScriptObjectInContext:window] forKey:@"cydiaConfirm"];
4760 }
4761
4762 - (id) initWithDatabase:(Database *)database {
4763     if ((self = [super init]) != nil) {
4764         database_ = database;
4765
4766         NSMutableArray *installs([NSMutableArray arrayWithCapacity:16]);
4767         NSMutableArray *reinstalls([NSMutableArray arrayWithCapacity:16]);
4768         NSMutableArray *upgrades([NSMutableArray arrayWithCapacity:16]);
4769         NSMutableArray *downgrades([NSMutableArray arrayWithCapacity:16]);
4770         NSMutableArray *removes([NSMutableArray arrayWithCapacity:16]);
4771
4772         bool remove(false);
4773
4774         pkgCacheFile &cache([database_ cache]);
4775         NSArray *packages([database_ packages]);
4776         pkgDepCache::Policy *policy([database_ policy]);
4777
4778         issues_ = [NSMutableArray arrayWithCapacity:4];
4779
4780         for (Package *package in packages) {
4781             pkgCache::PkgIterator iterator([package iterator]);
4782             NSString *name([package id]);
4783
4784             if ([package broken]) {
4785                 NSMutableArray *reasons([NSMutableArray arrayWithCapacity:4]);
4786
4787                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4788                     name, @"package",
4789                     reasons, @"reasons",
4790                 nil]];
4791
4792                 pkgCache::VerIterator ver(cache[iterator].InstVerIter(cache));
4793                 if (ver.end())
4794                     continue;
4795
4796                 for (pkgCache::DepIterator dep(ver.DependsList()); !dep.end(); ) {
4797                     pkgCache::DepIterator start;
4798                     pkgCache::DepIterator end;
4799                     dep.GlobOr(start, end); // ++dep
4800
4801                     if (!cache->IsImportantDep(end))
4802                         continue;
4803                     if ((cache[end] & pkgDepCache::DepGInstall) != 0)
4804                         continue;
4805
4806                     NSMutableArray *clauses([NSMutableArray arrayWithCapacity:4]);
4807
4808                     [reasons addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4809                         [NSString stringWithUTF8String:start.DepType()], @"relationship",
4810                         clauses, @"clauses",
4811                     nil]];
4812
4813                     _forever {
4814                         NSString *reason, *installed((NSString *) [WebUndefined undefined]);
4815
4816                         pkgCache::PkgIterator target(start.TargetPkg());
4817                         if (target->ProvidesList != 0)
4818                             reason = @"missing";
4819                         else {
4820                             pkgCache::VerIterator ver(cache[target].InstVerIter(cache));
4821                             if (!ver.end()) {
4822                                 reason = @"installed";
4823                                 installed = [NSString stringWithUTF8String:ver.VerStr()];
4824                             } else if (!cache[target].CandidateVerIter(cache).end())
4825                                 reason = @"uninstalled";
4826                             else if (target->ProvidesList == 0)
4827                                 reason = @"uninstallable";
4828                             else
4829                                 reason = @"virtual";
4830                         }
4831
4832                         NSDictionary *version(start.TargetVer() == 0 ? [NSNull null] : [NSDictionary dictionaryWithObjectsAndKeys:
4833                             [NSString stringWithUTF8String:start.CompType()], @"operator",
4834                             [NSString stringWithUTF8String:start.TargetVer()], @"value",
4835                         nil]);
4836
4837                         [clauses addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4838                             [NSString stringWithUTF8String:start.TargetPkg().Name()], @"package",
4839                             version, @"version",
4840                             reason, @"reason",
4841                             installed, @"installed",
4842                         nil]];
4843
4844                         // yes, seriously. (wtf?)
4845                         if (start == end)
4846                             break;
4847                         ++start;
4848                     }
4849                 }
4850             }
4851
4852             pkgDepCache::StateCache &state(cache[iterator]);
4853
4854             static Pcre special_r("^(firmware$|gsc\\.|cy\\+)");
4855
4856             if (state.NewInstall())
4857                 [installs addObject:name];
4858             // XXX: else if (state.Install())
4859             else if (!state.Delete() && (state.iFlags & pkgDepCache::ReInstall) == pkgDepCache::ReInstall)
4860                 [reinstalls addObject:name];
4861             // XXX: move before previous if
4862             else if (state.Upgrade())
4863                 [upgrades addObject:name];
4864             else if (state.Downgrade())
4865                 [downgrades addObject:name];
4866             else if (!state.Delete())
4867                 // XXX: _assert(state.Keep());
4868                 continue;
4869             else if (special_r(name))
4870                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4871                     [NSNull null], @"package",
4872                     [NSArray arrayWithObjects:
4873                         [NSDictionary dictionaryWithObjectsAndKeys:
4874                             @"Conflicts", @"relationship",
4875                             [NSArray arrayWithObjects:
4876                                 [NSDictionary dictionaryWithObjectsAndKeys:
4877                                     name, @"package",
4878                                     [NSNull null], @"version",
4879                                     @"installed", @"reason",
4880                                 nil],
4881                             nil], @"clauses",
4882                         nil],
4883                     nil], @"reasons",
4884                 nil]];
4885             else {
4886                 if ([package essential])
4887                     remove = true;
4888                 [removes addObject:name];
4889             }
4890
4891             substrate_ |= DepSubstrate(policy->GetCandidateVer(iterator));
4892             substrate_ |= DepSubstrate(iterator.CurrentVer());
4893         }
4894
4895         if (!remove)
4896             essential_ = nil;
4897         else if (Advanced_) {
4898             NSString *parenthetical(UCLocalize("PARENTHETICAL"));
4899
4900             essential_ = [[[UIAlertView alloc]
4901                 initWithTitle:UCLocalize("REMOVING_ESSENTIALS")
4902                 message:UCLocalize("REMOVING_ESSENTIALS_EX")
4903                 delegate:self
4904                 cancelButtonTitle:[NSString stringWithFormat:parenthetical, UCLocalize("CANCEL_OPERATION"), UCLocalize("SAFE")]
4905                 otherButtonTitles:
4906                     [NSString stringWithFormat:parenthetical, UCLocalize("FORCE_REMOVAL"), UCLocalize("UNSAFE")],
4907                 nil
4908             ] autorelease];
4909
4910             [essential_ setContext:@"remove"];
4911         } else {
4912             essential_ = [[[UIAlertView alloc]
4913                 initWithTitle:UCLocalize("UNABLE_TO_COMPLY")
4914                 message:UCLocalize("UNABLE_TO_COMPLY_EX")
4915                 delegate:self
4916                 cancelButtonTitle:UCLocalize("OKAY")
4917                 otherButtonTitles:nil
4918             ] autorelease];
4919
4920             [essential_ setContext:@"unable"];
4921         }
4922
4923         changes_ = [NSDictionary dictionaryWithObjectsAndKeys:
4924             installs, @"installs",
4925             reinstalls, @"reinstalls",
4926             upgrades, @"upgrades",
4927             downgrades, @"downgrades",
4928             removes, @"removes",
4929         nil];
4930
4931         sizes_ = [NSDictionary dictionaryWithObjectsAndKeys:
4932             [NSNumber numberWithInteger:[database_ fetcher].FetchNeeded()], @"downloading",
4933             [NSNumber numberWithInteger:[database_ fetcher].PartialPresent()], @"resuming",
4934         nil];
4935
4936         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/confirm/", UI_]]];
4937     } return self;
4938 }
4939
4940 - (UIBarButtonItem *) leftButton {
4941     return [[[UIBarButtonItem alloc]
4942         initWithTitle:UCLocalize("CANCEL")
4943         style:UIBarButtonItemStylePlain
4944         target:self
4945         action:@selector(cancelButtonClicked)
4946     ] autorelease];
4947 }
4948
4949 #if !AlwaysReload
4950 - (void) applyRightButton {
4951     if ([issues_ count] == 0 && ![self isLoading])
4952         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
4953             initWithTitle:UCLocalize("CONFIRM")
4954             style:UIBarButtonItemStyleDone
4955             target:self
4956             action:@selector(confirmButtonClicked)
4957         ] autorelease]];
4958     else
4959         [[self navigationItem] setRightBarButtonItem:nil];
4960 }
4961 #endif
4962
4963 - (void) cancelButtonClicked {
4964     [self dismissModalViewControllerAnimated:YES];
4965     [delegate_ cancelAndClear:YES];
4966 }
4967
4968 #if !AlwaysReload
4969 - (void) confirmButtonClicked {
4970     if (essential_ != nil)
4971         [essential_ show];
4972     else
4973         [self complete];
4974 }
4975 #endif
4976
4977 @end
4978 /* }}} */
4979
4980 /* Progress Data {{{ */
4981 @interface CydiaProgressData : NSObject {
4982     _transient id delegate_;
4983
4984     bool running_;
4985     float percent_;
4986
4987     float current_;
4988     float total_;
4989     float speed_;
4990
4991     _H<NSMutableArray> events_;
4992     _H<NSString> title_;
4993
4994     _H<NSString> status_;
4995     _H<NSString> finish_;
4996 }
4997
4998 @end
4999
5000 @implementation CydiaProgressData
5001
5002 + (NSArray *) _attributeKeys {
5003     return [NSArray arrayWithObjects:
5004         @"current",
5005         @"events",
5006         @"finish",
5007         @"percent",
5008         @"running",
5009         @"speed",
5010         @"title",
5011         @"total",
5012     nil];
5013 }
5014
5015 - (NSArray *) attributeKeys {
5016     return [[self class] _attributeKeys];
5017 }
5018
5019 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
5020     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
5021 }
5022
5023 - (id) init {
5024     if ((self = [super init]) != nil) {
5025         events_ = [NSMutableArray arrayWithCapacity:32];
5026     } return self;
5027 }
5028
5029 - (void) setDelegate:(id)delegate {
5030     delegate_ = delegate;
5031 }
5032
5033 - (void) setPercent:(float)value {
5034     percent_ = value;
5035 }
5036
5037 - (NSNumber *) percent {
5038     return [NSNumber numberWithFloat:percent_];
5039 }
5040
5041 - (void) setCurrent:(float)value {
5042     current_ = value;
5043 }
5044
5045 - (NSNumber *) current {
5046     return [NSNumber numberWithFloat:current_];
5047 }
5048
5049 - (void) setTotal:(float)value {
5050     total_ = value;
5051 }
5052
5053 - (NSNumber *) total {
5054     return [NSNumber numberWithFloat:total_];
5055 }
5056
5057 - (void) setSpeed:(float)value {
5058     speed_ = value;
5059 }
5060
5061 - (NSNumber *) speed {
5062     return [NSNumber numberWithFloat:speed_];
5063 }
5064
5065 - (NSArray *) events {
5066     return events_;
5067 }
5068
5069 - (void) removeAllEvents {
5070     [events_ removeAllObjects];
5071 }
5072
5073 - (void) addEvent:(CydiaProgressEvent *)event {
5074     [events_ addObject:event];
5075 }
5076
5077 - (void) setTitle:(NSString *)text {
5078     title_ = text;
5079 }
5080
5081 - (NSString *) title {
5082     return title_;
5083 }
5084
5085 - (void) setFinish:(NSString *)text {
5086     finish_ = text;
5087 }
5088
5089 - (NSString *) finish {
5090     return (id) finish_ ?: [NSNull null];
5091 }
5092
5093 - (void) setRunning:(bool)running {
5094     running_ = running;
5095 }
5096
5097 - (NSNumber *) running {
5098     return running_ ? (NSNumber *) kCFBooleanTrue : (NSNumber *) kCFBooleanFalse;
5099 }
5100
5101 @end
5102 /* }}} */
5103 /* Progress Controller {{{ */
5104 @interface ProgressController : CydiaWebViewController <
5105     ProgressDelegate
5106 > {
5107     _transient Database *database_;
5108     _H<CydiaProgressData, 1> progress_;
5109     unsigned cancel_;
5110 }
5111
5112 - (id) initWithDatabase:(Database *)database delegate:(id)delegate;
5113
5114 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title;
5115
5116 - (void) setTitle:(NSString *)title;
5117 - (void) setCancellable:(bool)cancellable;
5118
5119 @end
5120
5121 @implementation ProgressController
5122
5123 - (void) dealloc {
5124     [database_ setProgressDelegate:nil];
5125     [super dealloc];
5126 }
5127
5128 - (UIBarButtonItem *) leftButton {
5129     return cancel_ == 1 ? [[[UIBarButtonItem alloc]
5130         initWithTitle:UCLocalize("CANCEL")
5131         style:UIBarButtonItemStylePlain
5132         target:self
5133         action:@selector(cancel)
5134     ] autorelease] : nil;
5135 }
5136
5137 - (void) updateCancel {
5138     [super applyLeftButton];
5139 }
5140
5141 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
5142     if ((self = [super init]) != nil) {
5143         database_ = database;
5144         delegate_ = delegate;
5145
5146         [database_ setProgressDelegate:self];
5147
5148         progress_ = [[[CydiaProgressData alloc] init] autorelease];
5149         [progress_ setDelegate:self];
5150
5151         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/progress/", UI_]]];
5152
5153         [scroller_ setBackgroundColor:[UIColor blackColor]];
5154
5155         [[self navigationItem] setHidesBackButton:YES];
5156
5157         [self updateCancel];
5158     } return self;
5159 }
5160
5161 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
5162     [super webView:view didClearWindowObject:window forFrame:frame];
5163     [window setValue:progress_ forKey:@"cydiaProgress"];
5164 }
5165
5166 - (void) updateProgress {
5167     [self dispatchEvent:@"CydiaProgressUpdate"];
5168 }
5169
5170 - (void) viewWillAppear:(BOOL)animated {
5171     [[[self navigationController] navigationBar] setBarStyle:UIBarStyleBlack];
5172     [super viewWillAppear:animated];
5173 }
5174
5175 - (void) close {
5176     UpdateExternalStatus(0);
5177
5178     if (Finish_ > 1)
5179         [delegate_ saveState];
5180
5181     switch (Finish_) {
5182         case 0:
5183             [delegate_ returnToCydia];
5184         break;
5185
5186         case 1:
5187             [delegate_ terminateWithSuccess];
5188             /*if ([delegate_ respondsToSelector:@selector(suspendWithAnimation:)])
5189                 [delegate_ suspendWithAnimation:YES];
5190             else
5191                 [delegate_ suspend];*/
5192         break;
5193
5194         case 2:
5195             _trace();
5196             goto reload;
5197
5198         case 3:
5199             _trace();
5200             goto reload;
5201
5202         reload:
5203             system("/usr/bin/sbreload");
5204             _trace();
5205         break;
5206
5207         case 4:
5208             _trace();
5209             if (void (*SBReboot)(mach_port_t) = reinterpret_cast<void (*)(mach_port_t)>(dlsym(RTLD_DEFAULT, "SBReboot")))
5210                 SBReboot(SBSSpringBoardServerPort());
5211             else
5212                 reboot2(RB_AUTOBOOT);
5213         break;
5214     }
5215
5216     [super close];
5217 }
5218
5219 - (void) setTitle:(NSString *)title {
5220     [progress_ setTitle:title];
5221     [self updateProgress];
5222 }
5223
5224 - (UIBarButtonItem *) rightButton {
5225     return [[progress_ running] boolValue] ? [super rightButton] : [[[UIBarButtonItem alloc]
5226         initWithTitle:UCLocalize("CLOSE")
5227         style:UIBarButtonItemStylePlain
5228         target:self
5229         action:@selector(close)
5230     ] autorelease];
5231 }
5232
5233 - (void) uicache {
5234     _trace();
5235     system("su -c /usr/bin/uicache mobile");
5236     _trace();
5237 }
5238
5239 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title {
5240     UpdateExternalStatus(1);
5241
5242     [progress_ setRunning:true];
5243     [self setTitle:title];
5244     // implicit updateProgress
5245
5246     SHA1SumValue notifyconf; {
5247         FileFd file;
5248         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5249             _error->Discard();
5250         else {
5251             MMap mmap(file, MMap::ReadOnly);
5252             SHA1Summation sha1;
5253             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5254             notifyconf = sha1.Result();
5255         }
5256     }
5257
5258     SHA1SumValue springlist; {
5259         FileFd file;
5260         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5261             _error->Discard();
5262         else {
5263             MMap mmap(file, MMap::ReadOnly);
5264             SHA1Summation sha1;
5265             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5266             springlist = sha1.Result();
5267         }
5268     }
5269
5270     if (invocation != nil) {
5271         [invocation yieldToSelector:@selector(invoke)];
5272         [self setTitle:@"COMPLETE"];
5273     }
5274
5275     if (Finish_ < 4) {
5276         FileFd file;
5277         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5278             _error->Discard();
5279         else {
5280             MMap mmap(file, MMap::ReadOnly);
5281             SHA1Summation sha1;
5282             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5283             if (!(notifyconf == sha1.Result()))
5284                 Finish_ = 4;
5285         }
5286     }
5287
5288     if (Finish_ < 3) {
5289         FileFd file;
5290         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5291             _error->Discard();
5292         else {
5293             MMap mmap(file, MMap::ReadOnly);
5294             SHA1Summation sha1;
5295             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5296             if (!(springlist == sha1.Result()))
5297                 Finish_ = 3;
5298         }
5299     }
5300
5301     if (Finish_ < 2) {
5302         if (RestartSubstrate_)
5303             Finish_ = 2;
5304     }
5305
5306     RestartSubstrate_ = false;
5307
5308     switch (Finish_) {
5309         case 0: [progress_ setFinish:UCLocalize("RETURN_TO_CYDIA")]; break; /* XXX: Maybe UCLocalize("DONE")? */
5310         case 1: [progress_ setFinish:UCLocalize("CLOSE_CYDIA")]; break;
5311         case 2: [progress_ setFinish:UCLocalize("RESTART_SPRINGBOARD")]; break;
5312         case 3: [progress_ setFinish:UCLocalize("RELOAD_SPRINGBOARD")]; break;
5313         case 4: [progress_ setFinish:UCLocalize("REBOOT_DEVICE")]; break;
5314     }
5315
5316     UIProgressHUD *hud([delegate_ addProgressHUD]);
5317     [hud setText:UCLocalize("LOADING")];
5318     [self yieldToSelector:@selector(uicache)];
5319     [delegate_ removeProgressHUD:hud];
5320
5321     UpdateExternalStatus(Finish_ == 0 ? 0 : 2);
5322
5323     [progress_ setRunning:false];
5324     [self updateProgress];
5325
5326     [self applyRightButton];
5327 }
5328
5329 - (void) addProgressEvent:(CydiaProgressEvent *)event {
5330     [progress_ addEvent:event];
5331     [self updateProgress];
5332 }
5333
5334 - (bool) isProgressCancelled {
5335     return cancel_ == 2;
5336 }
5337
5338 - (void) cancel {
5339     cancel_ = 2;
5340     [self updateCancel];
5341 }
5342
5343 - (void) setCancellable:(bool)cancellable {
5344     unsigned cancel(cancel_);
5345
5346     if (!cancellable)
5347         cancel_ = 0;
5348     else if (cancel_ == 0)
5349         cancel_ = 1;
5350
5351     if (cancel != cancel_)
5352         [self updateCancel];
5353 }
5354
5355 - (void) setProgressCancellable:(NSNumber *)cancellable {
5356     [self setCancellable:[cancellable boolValue]];
5357 }
5358
5359 - (void) setProgressPercent:(NSNumber *)percent {
5360     [progress_ setPercent:[percent floatValue]];
5361     [self updateProgress];
5362 }
5363
5364 - (void) setProgressStatus:(NSDictionary *)status {
5365     if (status == nil) {
5366         [progress_ setCurrent:0];
5367         [progress_ setTotal:0];
5368         [progress_ setSpeed:0];
5369     } else {
5370         [progress_ setPercent:[[status objectForKey:@"Percent"] floatValue]];
5371
5372         [progress_ setCurrent:[[status objectForKey:@"Current"] floatValue]];
5373         [progress_ setTotal:[[status objectForKey:@"Total"] floatValue]];
5374         [progress_ setSpeed:[[status objectForKey:@"Speed"] floatValue]];
5375     }
5376
5377     [self updateProgress];
5378 }
5379
5380 @end
5381 /* }}} */
5382
5383 /* Package Cell {{{ */
5384 @interface PackageCell : CyteTableViewCell <
5385     CyteTableViewCellDelegate
5386 > {
5387     _H<UIImage> icon_;
5388     _H<NSString> name_;
5389     _H<NSString> description_;
5390     bool commercial_;
5391     _H<NSString> source_;
5392     _H<UIImage> badge_;
5393     _H<UIImage> placard_;
5394     bool summarized_;
5395 }
5396
5397 - (PackageCell *) init;
5398 - (void) setPackage:(Package *)package asSummary:(bool)summary;
5399
5400 - (void) drawContentRect:(CGRect)rect;
5401
5402 @end
5403
5404 @implementation PackageCell
5405
5406 - (PackageCell *) init {
5407     CGRect frame(CGRectMake(0, 0, 320, 74));
5408     if ((self = [super initWithFrame:frame reuseIdentifier:@"Package"]) != nil) {
5409         UIView *content([self contentView]);
5410         CGRect bounds([content bounds]);
5411
5412         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
5413         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5414         [content addSubview:content_];
5415
5416         [content_ setDelegate:self];
5417         [content_ setOpaque:YES];
5418     } return self;
5419 }
5420
5421 - (NSString *) accessibilityLabel {
5422     return [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), (id) name_, (id) description_];
5423 }
5424
5425 - (void) setPackage:(Package *)package asSummary:(bool)summary {
5426     summarized_ = summary;
5427
5428     icon_ = nil;
5429     name_ = nil;
5430     description_ = nil;
5431     source_ = nil;
5432     badge_ = nil;
5433     placard_ = nil;
5434
5435     if (package == nil)
5436         [content_ setBackgroundColor:[UIColor whiteColor]];
5437     else {
5438         [package parse];
5439
5440         Source *source = [package source];
5441
5442         icon_ = [package icon];
5443
5444         if (NSString *name = [package name])
5445             name_ = [NSString stringWithString:name];
5446
5447         NSString *description(nil);
5448
5449         if (description == nil && IsWildcat_)
5450             description = [package longDescription];
5451         if (description == nil)
5452             description = [package shortDescription];
5453
5454         if (description != nil)
5455             description_ = [NSString stringWithString:description];
5456
5457         commercial_ = [package isCommercial];
5458
5459         NSString *label = nil;
5460         bool trusted = false;
5461
5462         if (source != nil) {
5463             label = [source label];
5464             trusted = [source trusted];
5465         } else if ([[package id] isEqualToString:@"firmware"])
5466             label = UCLocalize("APPLE");
5467         else
5468             label = [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("UNKNOWN"), UCLocalize("LOCAL")];
5469
5470         NSString *from(label);
5471
5472         NSString *section = [package simpleSection];
5473         if (section != nil && ![section isEqualToString:label]) {
5474             section = [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
5475             from = [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), from, section];
5476         }
5477
5478         source_ = [NSString stringWithFormat:UCLocalize("FROM"), from];
5479
5480         if (NSString *purpose = [package primaryPurpose])
5481             badge_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Purposes/%@.png", App_, purpose]];
5482
5483         UIColor *color;
5484         NSString *placard;
5485
5486         if (NSString *mode = [package mode]) {
5487             if ([mode isEqualToString:@"REMOVE"] || [mode isEqualToString:@"PURGE"]) {
5488                 color = RemovingColor_;
5489                 //placard = @"removing";
5490             } else {
5491                 color = InstallingColor_;
5492                 //placard = @"installing";
5493             }
5494
5495             // XXX: the removing/installing placards are not @2x
5496             placard = nil;
5497         } else {
5498             color = [UIColor whiteColor];
5499
5500             if ([package installed] != nil)
5501                 placard = @"installed";
5502             else
5503                 placard = nil;
5504         }
5505
5506         [content_ setBackgroundColor:color];
5507
5508         if (placard != nil)
5509             placard_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/%@.png", App_, placard]];
5510     }
5511
5512     [self setNeedsDisplay];
5513     [content_ setNeedsDisplay];
5514 }
5515
5516 - (void) drawSummaryContentRect:(CGRect)rect {
5517     bool highlighted(highlighted_);
5518     float width([self bounds].size.width);
5519
5520     if (icon_ != nil) {
5521         CGRect rect;
5522         rect.size = [(UIImage *) icon_ size];
5523
5524         while (rect.size.width > 16 || rect.size.height > 16) {
5525             rect.size.width /= 2;
5526             rect.size.height /= 2;
5527         }
5528
5529         rect.origin.x = 18 - rect.size.width / 2;
5530         rect.origin.y = 18 - rect.size.height / 2;
5531
5532         [icon_ drawInRect:rect];
5533     }
5534
5535     if (badge_ != nil) {
5536         CGRect rect;
5537         rect.size = [(UIImage *) badge_ size];
5538
5539         rect.size.width /= 4;
5540         rect.size.height /= 4;
5541
5542         rect.origin.x = 23 - rect.size.width / 2;
5543         rect.origin.y = 23 - rect.size.height / 2;
5544
5545         [badge_ drawInRect:rect];
5546     }
5547
5548     if (highlighted)
5549         UISetColor(White_);
5550
5551     if (!highlighted)
5552         UISetColor(commercial_ ? Purple_ : Black_);
5553     [name_ drawAtPoint:CGPointMake(36, 8) forWidth:(width - (placard_ == nil ? 68 : 94)) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5554
5555     if (placard_ != nil)
5556         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
5557 }
5558
5559 - (void) drawNormalContentRect:(CGRect)rect {
5560     bool highlighted(highlighted_);
5561     float width([self bounds].size.width);
5562
5563     if (icon_ != nil) {
5564         CGRect rect;
5565         rect.size = [(UIImage *) icon_ size];
5566
5567         while (rect.size.width > 32 || rect.size.height > 32) {
5568             rect.size.width /= 2;
5569             rect.size.height /= 2;
5570         }
5571
5572         rect.origin.x = 25 - rect.size.width / 2;
5573         rect.origin.y = 25 - rect.size.height / 2;
5574
5575         [icon_ drawInRect:rect];
5576     }
5577
5578     if (badge_ != nil) {
5579         CGRect rect;
5580         rect.size = [(UIImage *) badge_ size];
5581
5582         rect.size.width /= 2;
5583         rect.size.height /= 2;
5584
5585         rect.origin.x = 36 - rect.size.width / 2;
5586         rect.origin.y = 36 - rect.size.height / 2;
5587
5588         [badge_ drawInRect:rect];
5589     }
5590
5591     if (highlighted)
5592         UISetColor(White_);
5593
5594     if (!highlighted)
5595         UISetColor(commercial_ ? Purple_ : Black_);
5596     [name_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - (placard_ == nil ? 80 : 106)) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5597     [source_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
5598
5599     if (!highlighted)
5600         UISetColor(commercial_ ? Purplish_ : Gray_);
5601     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:(width - 46) withFont:Font14_ lineBreakMode:UILineBreakModeTailTruncation];
5602
5603     if (placard_ != nil)
5604         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
5605 }
5606
5607 - (void) drawContentRect:(CGRect)rect {
5608     if (summarized_)
5609         [self drawSummaryContentRect:rect];
5610     else
5611         [self drawNormalContentRect:rect];
5612 }
5613
5614 @end
5615 /* }}} */
5616 /* Section Cell {{{ */
5617 @interface SectionCell : CyteTableViewCell <
5618     CyteTableViewCellDelegate
5619 > {
5620     _H<NSString> basic_;
5621     _H<NSString> section_;
5622     _H<NSString> name_;
5623     _H<NSString> count_;
5624     _H<UIImage> icon_;
5625     _H<UISwitch> switch_;
5626     BOOL editing_;
5627 }
5628
5629 - (void) setSection:(Section *)section editing:(BOOL)editing;
5630
5631 @end
5632
5633 @implementation SectionCell
5634
5635 - (id) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
5636     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
5637         icon_ = [UIImage applicationImageNamed:@"folder.png"];
5638         switch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(218, 9, 60, 25)] autorelease];
5639         [switch_ addTarget:self action:@selector(onSwitch:) forEvents:UIControlEventValueChanged];
5640
5641         UIView *content([self contentView]);
5642         CGRect bounds([content bounds]);
5643
5644         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
5645         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5646         [content addSubview:content_];
5647         [content_ setBackgroundColor:[UIColor whiteColor]];
5648
5649         [content_ setDelegate:self];
5650     } return self;
5651 }
5652
5653 - (void) onSwitch:(id)sender {
5654     NSMutableDictionary *metadata([Sections_ objectForKey:basic_]);
5655     if (metadata == nil) {
5656         metadata = [NSMutableDictionary dictionaryWithCapacity:2];
5657         [Sections_ setObject:metadata forKey:basic_];
5658     }
5659
5660     [metadata setObject:[NSNumber numberWithBool:([switch_ isOn] == NO)] forKey:@"Hidden"];
5661     Changed_ = true;
5662 }
5663
5664 - (void) setSection:(Section *)section editing:(BOOL)editing {
5665     if (editing != editing_) {
5666         if (editing_)
5667             [switch_ removeFromSuperview];
5668         else
5669             [self addSubview:switch_];
5670         editing_ = editing;
5671     }
5672
5673     basic_ = nil;
5674     section_ = nil;
5675     name_ = nil;
5676     count_ = nil;
5677
5678     if (section == nil) {
5679         name_ = UCLocalize("ALL_PACKAGES");
5680         count_ = nil;
5681     } else {
5682         basic_ = [section name];
5683         section_ = [section localized];
5684
5685         name_  = section_ == nil || [section_ length] == 0 ? UCLocalize("NO_SECTION") : (NSString *) section_;
5686         count_ = [NSString stringWithFormat:@"%d", [section count]];
5687
5688         if (editing_)
5689             [switch_ setOn:(isSectionVisible(basic_) ? 1 : 0) animated:NO];
5690     }
5691
5692     [self setAccessoryType:editing ? UITableViewCellAccessoryNone : UITableViewCellAccessoryDisclosureIndicator];
5693     [self setSelectionStyle:editing ? UITableViewCellSelectionStyleNone : UITableViewCellSelectionStyleBlue];
5694
5695     [content_ setNeedsDisplay];
5696 }
5697
5698 - (void) setFrame:(CGRect)frame {
5699     [super setFrame:frame];
5700
5701     CGRect rect([switch_ frame]);
5702     [switch_ setFrame:CGRectMake(frame.size.width - 102, 9, rect.size.width, rect.size.height)];
5703 }
5704
5705 - (NSString *) accessibilityLabel {
5706     return name_;
5707 }
5708
5709 - (void) drawContentRect:(CGRect)rect {
5710     bool highlighted(highlighted_ && !editing_);
5711
5712     [icon_ drawInRect:CGRectMake(8, 7, 32, 32)];
5713
5714     if (highlighted)
5715         UISetColor(White_);
5716
5717     float width(rect.size.width);
5718     if (editing_)
5719         width -= 87;
5720
5721     if (!highlighted)
5722         UISetColor(Black_);
5723     [name_ drawAtPoint:CGPointMake(48, 9) forWidth:(width - 70) withFont:Font22Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5724
5725     CGSize size = [count_ sizeWithFont:Font14_];
5726
5727     UISetColor(White_);
5728     if (count_ != nil)
5729         [count_ drawAtPoint:CGPointMake(13 + (29 - size.width) / 2, 16) withFont:Font12Bold_];
5730 }
5731
5732 @end
5733 /* }}} */
5734
5735 /* File Table {{{ */
5736 @interface FileTable : CyteViewController <
5737     UITableViewDataSource,
5738     UITableViewDelegate
5739 > {
5740     _transient Database *database_;
5741     _H<Package> package_;
5742     _H<NSString> name_;
5743     _H<NSMutableArray> files_;
5744     _H<UITableView, 2> list_;
5745 }
5746
5747 - (id) initWithDatabase:(Database *)database;
5748 - (void) setPackage:(Package *)package;
5749
5750 @end
5751
5752 @implementation FileTable
5753
5754 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
5755     return files_ == nil ? 0 : [files_ count];
5756 }
5757
5758 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
5759     return 24.0f;
5760 }*/
5761
5762 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
5763     static NSString *reuseIdentifier = @"Cell";
5764
5765     UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
5766     if (cell == nil) {
5767         cell = [[[UITableViewCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
5768         [cell setFont:[UIFont systemFontOfSize:16]];
5769     }
5770     [cell setText:[files_ objectAtIndex:indexPath.row]];
5771     [cell setSelectionStyle:UITableViewCellSelectionStyleNone];
5772
5773     return cell;
5774 }
5775
5776 - (NSURL *) navigationURL {
5777     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/files", [package_ id]]];
5778 }
5779
5780 - (void) loadView {
5781     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
5782
5783     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds]] autorelease];
5784     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5785     [list_ setRowHeight:24.0f];
5786     [(UITableView *) list_ setDataSource:self];
5787     [list_ setDelegate:self];
5788     [[self view] addSubview:list_];
5789 }
5790
5791 - (void) viewDidLoad {
5792     [super viewDidLoad];
5793
5794     [[self navigationItem] setTitle:UCLocalize("INSTALLED_FILES")];
5795 }
5796
5797 - (void) releaseSubviews {
5798     list_ = nil;
5799
5800     package_ = nil;
5801     files_ = nil;
5802
5803     [super releaseSubviews];
5804 }
5805
5806 - (id) initWithDatabase:(Database *)database {
5807     if ((self = [super init]) != nil) {
5808         database_ = database;
5809     } return self;
5810 }
5811
5812 - (void) setPackage:(Package *)package {
5813     package_ = nil;
5814     name_ = nil;
5815
5816     files_ = [NSMutableArray arrayWithCapacity:32];
5817
5818     if (package != nil) {
5819         package_ = package;
5820         name_ = [package id];
5821
5822         if (NSArray *files = [package files])
5823             [files_ addObjectsFromArray:files];
5824
5825         if ([files_ count] != 0) {
5826             if ([[files_ objectAtIndex:0] isEqualToString:@"/."])
5827                 [files_ removeObjectAtIndex:0];
5828             [files_ sortUsingSelector:@selector(compareByPath:)];
5829
5830             NSMutableArray *stack = [NSMutableArray arrayWithCapacity:8];
5831             [stack addObject:@"/"];
5832
5833             for (int i(0), e([files_ count]); i != e; ++i) {
5834                 NSString *file = [files_ objectAtIndex:i];
5835                 while (![file hasPrefix:[stack lastObject]])
5836                     [stack removeLastObject];
5837                 NSString *directory = [stack lastObject];
5838                 [stack addObject:[file stringByAppendingString:@"/"]];
5839                 [files_ replaceObjectAtIndex:i withObject:[NSString stringWithFormat:@"%*s%@",
5840                     ([stack count] - 2) * 3, "",
5841                     [file substringFromIndex:[directory length]]
5842                 ]];
5843             }
5844         }
5845     }
5846
5847     [list_ reloadData];
5848 }
5849
5850 - (void) reloadData {
5851     [super reloadData];
5852
5853     [self setPackage:[database_ packageWithName:name_]];
5854 }
5855
5856 @end
5857 /* }}} */
5858 /* Package Controller {{{ */
5859 @interface CYPackageController : CydiaWebViewController <
5860     UIActionSheetDelegate
5861 > {
5862     _transient Database *database_;
5863     _H<Package> package_;
5864     _H<NSString> name_;
5865     bool commercial_;
5866     _H<NSMutableArray> buttons_;
5867     _H<UIBarButtonItem> button_;
5868 }
5869
5870 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name;
5871
5872 @end
5873
5874 @implementation CYPackageController
5875
5876 - (NSURL *) navigationURL {
5877     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@", (id) name_]];
5878 }
5879
5880 /* XXX: this is not safe at all... localization of /fail/ */
5881 - (void) _clickButtonWithName:(NSString *)name {
5882     if ([name isEqualToString:UCLocalize("CLEAR")])
5883         [delegate_ clearPackage:package_];
5884     else if ([name isEqualToString:UCLocalize("INSTALL")])
5885         [delegate_ installPackage:package_];
5886     else if ([name isEqualToString:UCLocalize("REINSTALL")])
5887         [delegate_ installPackage:package_];
5888     else if ([name isEqualToString:UCLocalize("REMOVE")])
5889         [delegate_ removePackage:package_];
5890     else if ([name isEqualToString:UCLocalize("UPGRADE")])
5891         [delegate_ installPackage:package_];
5892     else _assert(false);
5893 }
5894
5895 - (void) actionSheet:(UIActionSheet *)sheet clickedButtonAtIndex:(NSInteger)button {
5896     NSString *context([sheet context]);
5897
5898     if ([context isEqualToString:@"modify"]) {
5899         if (button != [sheet cancelButtonIndex]) {
5900             NSString *buttonName = [buttons_ objectAtIndex:button];
5901             [self _clickButtonWithName:buttonName];
5902         }
5903
5904         [sheet dismissWithClickedButtonIndex:-1 animated:YES];
5905     }
5906 }
5907
5908 - (bool) _allowJavaScriptPanel {
5909     return commercial_;
5910 }
5911
5912 #if !AlwaysReload
5913 - (void) _customButtonClicked {
5914     int count([buttons_ count]);
5915     if (count == 0)
5916         return;
5917
5918     if (count == 1)
5919         [self _clickButtonWithName:[buttons_ objectAtIndex:0]];
5920     else {
5921         NSMutableArray *buttons = [NSMutableArray arrayWithCapacity:count];
5922         [buttons addObjectsFromArray:buttons_];
5923
5924         UIActionSheet *sheet = [[[UIActionSheet alloc]
5925             initWithTitle:nil
5926             delegate:self
5927             cancelButtonTitle:nil
5928             destructiveButtonTitle:nil
5929             otherButtonTitles:nil
5930         ] autorelease];
5931
5932         for (NSString *button in buttons) [sheet addButtonWithTitle:button];
5933         if (!IsWildcat_) {
5934            [sheet addButtonWithTitle:UCLocalize("CANCEL")];
5935            [sheet setCancelButtonIndex:[sheet numberOfButtons] - 1];
5936         }
5937         [sheet setContext:@"modify"];
5938
5939         [delegate_ showActionSheet:sheet fromItem:[[self navigationItem] rightBarButtonItem]];
5940     }
5941 }
5942
5943 // We don't want to allow non-commercial packages to do custom things to the install button,
5944 // so it must call customButtonClicked with a custom commercial_ == 1 fallthrough.
5945 - (void) customButtonClicked {
5946     if (commercial_)
5947         [super customButtonClicked];
5948     else
5949         [self _customButtonClicked];
5950 }
5951
5952 - (void) reloadButtonClicked {
5953     // Don't reload a commerical package by tapping the loading button,
5954     // but if it's not an Install button, we should forward it on.
5955     if (![package_ uninstalled])
5956         [self _customButtonClicked];
5957 }
5958
5959 - (void) applyLoadingTitle {
5960     // Don't show "Loading" as the title. Ever.
5961 }
5962
5963 - (UIBarButtonItem *) rightButton {
5964     return button_;
5965 }
5966 #endif
5967
5968 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name {
5969     if ((self = [super init]) != nil) {
5970         database_ = database;
5971         buttons_ = [NSMutableArray arrayWithCapacity:4];
5972         name_ = name == nil ? @"" : [NSString stringWithString:name];
5973         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/package/%@", UI_, (id) name_]]];
5974     } return self;
5975 }
5976
5977 - (void) reloadData {
5978     [super reloadData];
5979
5980     package_ = [database_ packageWithName:name_];
5981
5982     [buttons_ removeAllObjects];
5983
5984     if (package_ != nil) {
5985         [(Package *) package_ parse];
5986
5987         commercial_ = [package_ isCommercial];
5988
5989         if ([package_ mode] != nil)
5990             [buttons_ addObject:UCLocalize("CLEAR")];
5991         if ([package_ source] == nil);
5992         else if ([package_ upgradableAndEssential:NO])
5993             [buttons_ addObject:UCLocalize("UPGRADE")];
5994         else if ([package_ uninstalled])
5995             [buttons_ addObject:UCLocalize("INSTALL")];
5996         else
5997             [buttons_ addObject:UCLocalize("REINSTALL")];
5998         if (![package_ uninstalled])
5999             [buttons_ addObject:UCLocalize("REMOVE")];
6000     }
6001
6002     NSString *title;
6003     switch ([buttons_ count]) {
6004         case 0: title = nil; break;
6005         case 1: title = [buttons_ objectAtIndex:0]; break;
6006         default: title = UCLocalize("MODIFY"); break;
6007     }
6008
6009     button_ = [[[UIBarButtonItem alloc]
6010         initWithTitle:title
6011         style:UIBarButtonItemStylePlain
6012         target:self
6013         action:@selector(customButtonClicked)
6014     ] autorelease];
6015 }
6016
6017 - (bool) isLoading {
6018     return commercial_ ? [super isLoading] : false;
6019 }
6020
6021 @end
6022 /* }}} */
6023
6024 /* Package List Controller {{{ */
6025 @interface PackageListController : CyteViewController <
6026     UITableViewDataSource,
6027     UITableViewDelegate
6028 > {
6029     _transient Database *database_;
6030     unsigned era_;
6031     _H<NSArray> packages_;
6032     _H<NSMutableArray> sections_;
6033     _H<UITableView, 2> list_;
6034     _H<NSMutableArray> index_;
6035     _H<NSMutableDictionary> indices_;
6036     _H<NSString> title_;
6037     unsigned reloading_;
6038 }
6039
6040 - (id) initWithDatabase:(Database *)database title:(NSString *)title;
6041 - (void) setDelegate:(id)delegate;
6042 - (void) resetCursor;
6043 - (void) clearData;
6044
6045 @end
6046
6047 @implementation PackageListController
6048
6049 - (bool) isSummarized {
6050     return false;
6051 }
6052
6053 - (bool) showsSections {
6054     return true;
6055 }
6056
6057 - (void) deselectWithAnimation:(BOOL)animated {
6058     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
6059 }
6060
6061 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration curve:(UIViewAnimationCurve)curve {
6062     CGRect base = [[self view] bounds];
6063     base.size.height -= bounds.size.height;
6064     base.origin = [list_ frame].origin;
6065
6066     [UIView beginAnimations:nil context:NULL];
6067     [UIView setAnimationBeginsFromCurrentState:YES];
6068     [UIView setAnimationCurve:curve];
6069     [UIView setAnimationDuration:duration];
6070     [list_ setFrame:base];
6071     [UIView commitAnimations];
6072 }
6073
6074 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration {
6075     [self resizeForKeyboardBounds:bounds duration:duration curve:UIViewAnimationCurveLinear];
6076 }
6077
6078 - (void) resizeForKeyboardBounds:(CGRect)bounds {
6079     [self resizeForKeyboardBounds:bounds duration:0];
6080 }
6081
6082 - (void) getKeyboardCurve:(UIViewAnimationCurve *)curve duration:(NSTimeInterval *)duration forNotification:(NSNotification *)notification {
6083     if (&UIKeyboardAnimationCurveUserInfoKey == NULL)
6084         *curve = UIViewAnimationCurveEaseInOut;
6085     else
6086         [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:curve];
6087
6088     if (&UIKeyboardAnimationDurationUserInfoKey == NULL)
6089         *duration = 0.3;
6090     else
6091         [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:duration];
6092 }
6093
6094 - (void) keyboardWillShow:(NSNotification *)notification {
6095     CGRect bounds;
6096     CGPoint center;
6097     [[[notification userInfo] objectForKey:UIKeyboardBoundsUserInfoKey] getValue:&bounds];
6098     [[[notification userInfo] objectForKey:UIKeyboardCenterEndUserInfoKey] getValue:&center];
6099
6100     NSTimeInterval duration;
6101     UIViewAnimationCurve curve;
6102     [self getKeyboardCurve:&curve duration:&duration forNotification:notification];
6103
6104     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);
6105     UIViewController *base = self;
6106     while ([base parentViewController] != nil)
6107         base = [base parentViewController];
6108     CGRect viewframe = [[base view] convertRect:[list_ frame] fromView:[list_ superview]];
6109     CGRect intersection = CGRectIntersection(viewframe, kbframe);
6110
6111     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
6112         intersection.size.height += CYStatusBarHeight();
6113
6114     [self resizeForKeyboardBounds:intersection duration:duration curve:curve];
6115 }
6116
6117 - (void) keyboardWillHide:(NSNotification *)notification {
6118     NSTimeInterval duration;
6119     UIViewAnimationCurve curve;
6120     [self getKeyboardCurve:&curve duration:&duration forNotification:notification];
6121
6122     [self resizeForKeyboardBounds:CGRectZero duration:duration curve:curve];
6123 }
6124
6125 - (void) viewWillAppear:(BOOL)animated {
6126     [super viewWillAppear:animated];
6127
6128     [self resizeForKeyboardBounds:CGRectZero];
6129     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillShow:) name:UIKeyboardWillShowNotification object:nil];
6130     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillHide:) name:UIKeyboardWillHideNotification object:nil];
6131 }
6132
6133 - (void) viewWillDisappear:(BOOL)animated {
6134     [super viewWillDisappear:animated];
6135
6136     [self resizeForKeyboardBounds:CGRectZero];
6137     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillShowNotification object:nil];
6138     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillHideNotification object:nil];
6139 }
6140
6141 - (void) viewDidAppear:(BOOL)animated {
6142     [super viewDidAppear:animated];
6143     [self deselectWithAnimation:animated];
6144 }
6145
6146 - (void) didSelectPackage:(Package *)package {
6147     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id]] autorelease]);
6148     [view setDelegate:delegate_];
6149     [[self navigationController] pushViewController:view animated:YES];
6150 }
6151
6152 #if TryIndexedCollation
6153 + (BOOL) hasIndexedCollation {
6154     return NO; // XXX: objc_getClass("UILocalizedIndexedCollation") != nil;
6155 }
6156 #endif
6157
6158 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
6159     NSInteger count([sections_ count]);
6160     return count == 0 ? 1 : count;
6161 }
6162
6163 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
6164     if ([sections_ count] == 0 || [[sections_ objectAtIndex:section] count] == 0)
6165         return nil;
6166     return [[sections_ objectAtIndex:section] name];
6167 }
6168
6169 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
6170     if ([sections_ count] == 0)
6171         return 0;
6172     return [[sections_ objectAtIndex:section] count];
6173 }
6174
6175 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
6176 @synchronized (database_) {
6177     if ([database_ era] != era_)
6178         return nil;
6179
6180     Section *section([sections_ objectAtIndex:[path section]]);
6181     NSInteger row([path row]);
6182     Package *package([packages_ objectAtIndex:([section row] + row)]);
6183     return [[package retain] autorelease];
6184 } }
6185
6186 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
6187     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
6188     if (cell == nil)
6189         cell = [[[PackageCell alloc] init] autorelease];
6190
6191     Package *package([database_ packageWithName:[[self packageAtIndexPath:path] id]]);
6192     [cell setPackage:package asSummary:[self isSummarized]];
6193     return cell;
6194 }
6195
6196 - (void) tableView:(UITableView *)table didSelectRowAtIndexPath:(NSIndexPath *)path {
6197     Package *package([self packageAtIndexPath:path]);
6198     package = [database_ packageWithName:[package id]];
6199     [self didSelectPackage:package];
6200 }
6201
6202 - (NSArray *) sectionIndexTitlesForTableView:(UITableView *)tableView {
6203     if (![self showsSections])
6204         return nil;
6205
6206     return index_;
6207 }
6208
6209 - (NSInteger) tableView:(UITableView *)tableView sectionForSectionIndexTitle:(NSString *)title atIndex:(NSInteger)index {
6210 #if TryIndexedCollation
6211     if ([[self class] hasIndexedCollation]) {
6212         return [[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionForSectionIndexTitleAtIndex:index];
6213     }
6214 #endif
6215
6216     return index;
6217 }
6218
6219 - (void) updateHeight {
6220     [list_ setRowHeight:([self isSummarized] ? 38 : 73)];
6221 }
6222
6223 - (id) initWithDatabase:(Database *)database title:(NSString *)title {
6224     if ((self = [super init]) != nil) {
6225         database_ = database;
6226         title_ = [title copy];
6227         [[self navigationItem] setTitle:title_];
6228     } return self;
6229 }
6230
6231 - (void) loadView {
6232     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
6233
6234     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain] autorelease];
6235     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6236     [[self view] addSubview:list_];
6237
6238     // XXX: is 20 the most optimal number here?
6239     [list_ setSectionIndexMinimumDisplayRowCount:20];
6240
6241     [(UITableView *) list_ setDataSource:self];
6242     [list_ setDelegate:self];
6243
6244     [self updateHeight];
6245 }
6246
6247 - (void) releaseSubviews {
6248     list_ = nil;
6249
6250     packages_ = nil;
6251     sections_ = nil;
6252     index_ = nil;
6253     indices_ = nil;
6254
6255     [super releaseSubviews];
6256 }
6257
6258 - (void) setDelegate:(id)delegate {
6259     delegate_ = delegate;
6260 }
6261
6262 - (bool) shouldYield {
6263     return false;
6264 }
6265
6266 - (bool) shouldBlock {
6267     return false;
6268 }
6269
6270 - (NSMutableArray *) _reloadPackages {
6271 @synchronized (database_) {
6272     era_ = [database_ era];
6273     NSArray *packages([database_ packages]);
6274
6275     return [NSMutableArray arrayWithArray:packages];
6276 } }
6277
6278 - (void) _reloadData {
6279     if (reloading_ != 0) {
6280         reloading_ = 2;
6281         return;
6282     }
6283
6284     NSArray *packages;
6285
6286     if ([self shouldYield]) {
6287         do {
6288             UIProgressHUD *hud;
6289
6290             if (![self shouldBlock])
6291                 hud = nil;
6292             else {
6293                 hud = [delegate_ addProgressHUD];
6294                 [hud setText:UCLocalize("LOADING")];
6295             }
6296
6297             reloading_ = 1;
6298             packages = [self yieldToSelector:@selector(_reloadPackages)];
6299
6300             if (hud != nil)
6301                 [delegate_ removeProgressHUD:hud];
6302         } while (reloading_ == 2);
6303
6304         reloading_ = 0;
6305     } else {
6306         packages = [self _reloadPackages];
6307     }
6308
6309     packages_ = packages;
6310
6311     indices_ = [NSMutableDictionary dictionaryWithCapacity:32];
6312     sections_ = [NSMutableArray arrayWithCapacity:16];
6313
6314     Section *section = nil;
6315
6316 #if TryIndexedCollation
6317     if ([[self class] hasIndexedCollation]) {
6318         index_ = [[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionIndexTitles];
6319
6320         id collation = [objc_getClass("UILocalizedIndexedCollation") currentCollation];
6321         NSArray *titles = [collation sectionIndexTitles];
6322         int secidx = -1;
6323
6324         _profile(PackageTable$reloadData$Section)
6325             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6326                 Package *package;
6327                 int index;
6328
6329                 _profile(PackageTable$reloadData$Section$Package)
6330                     package = [packages_ objectAtIndex:offset];
6331                     index = [collation sectionForObject:package collationStringSelector:@selector(name)];
6332                 _end
6333
6334                 while (secidx < index) {
6335                     secidx += 1;
6336
6337                     _profile(PackageTable$reloadData$Section$Allocate)
6338                         section = [[[Section alloc] initWithName:[titles objectAtIndex:secidx] row:offset localize:NO] autorelease];
6339                     _end
6340
6341                     _profile(PackageTable$reloadData$Section$Add)
6342                         [sections_ addObject:section];
6343                     _end
6344                 }
6345
6346                 [section addToCount];
6347             }
6348         _end
6349     } else
6350 #endif
6351     {
6352         index_ = [NSMutableArray arrayWithCapacity:32];
6353
6354         bool sectioned([self showsSections]);
6355         if (!sectioned) {
6356             section = [[[Section alloc] initWithName:nil localize:false] autorelease];
6357             [sections_ addObject:section];
6358         }
6359
6360         _profile(PackageTable$reloadData$Section)
6361             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6362                 Package *package;
6363                 unichar index;
6364
6365                 _profile(PackageTable$reloadData$Section$Package)
6366                     package = [packages_ objectAtIndex:offset];
6367                     index = [package index];
6368                 _end
6369
6370                 if (sectioned && (section == nil || [section index] != index)) {
6371                     _profile(PackageTable$reloadData$Section$Allocate)
6372                         section = [[[Section alloc] initWithIndex:index row:offset] autorelease];
6373                     _end
6374
6375                     [index_ addObject:[section name]];
6376                     //[indices_ setObject:[NSNumber numberForInt:[sections_ count]] forKey:index];
6377
6378                     _profile(PackageTable$reloadData$Section$Add)
6379                         [sections_ addObject:section];
6380                     _end
6381                 }
6382
6383                 [section addToCount];
6384             }
6385         _end
6386     }
6387
6388     [self updateHeight];
6389
6390     _profile(PackageTable$reloadData$List)
6391         [(UITableView *) list_ setDataSource:self];
6392         [list_ reloadData];
6393     _end
6394 }
6395
6396 - (void) reloadData {
6397     [super reloadData];
6398
6399     if ([self shouldYield])
6400         [self performSelector:@selector(_reloadData) withObject:nil afterDelay:0];
6401     else
6402         [self _reloadData];
6403 }
6404
6405 - (void) resetCursor {
6406     [list_ scrollRectToVisible:CGRectMake(0, 0, 1, 1) animated:NO];
6407 }
6408
6409 - (void) clearData {
6410     [self updateHeight];
6411
6412     [list_ setDataSource:nil];
6413     [list_ reloadData];
6414
6415     [self resetCursor];
6416 }
6417
6418 @end
6419 /* }}} */
6420 /* Filtered Package List Controller {{{ */
6421 @interface FilteredPackageListController : PackageListController {
6422     SEL filter_;
6423     IMP imp_;
6424     _H<NSObject> object_;
6425 }
6426
6427 - (void) setObject:(id)object;
6428 - (void) setObject:(id)object forFilter:(SEL)filter;
6429
6430 - (SEL) filter;
6431 - (void) setFilter:(SEL)filter;
6432
6433 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object;
6434
6435 @end
6436
6437 @implementation FilteredPackageListController
6438
6439 - (SEL) filter {
6440     return filter_;
6441 }
6442
6443 - (void) setFilter:(SEL)filter {
6444 @synchronized (self) {
6445     filter_ = filter;
6446
6447     /* XXX: this is an unsafe optimization of doomy hell */
6448     Method method(class_getInstanceMethod([Package class], filter));
6449     _assert(method != NULL);
6450     imp_ = method_getImplementation(method);
6451     _assert(imp_ != NULL);
6452 } }
6453
6454 - (void) setObject:(id)object {
6455 @synchronized (self) {
6456     object_ = object;
6457 } }
6458
6459 - (void) setObject:(id)object forFilter:(SEL)filter {
6460 @synchronized (self) {
6461     [self setFilter:filter];
6462     [self setObject:object];
6463 } }
6464
6465 - (NSMutableArray *) _reloadPackages {
6466 @synchronized (database_) {
6467     era_ = [database_ era];
6468     NSArray *packages([database_ packages]);
6469
6470     NSMutableArray *filtered([NSMutableArray arrayWithCapacity:[packages count]]);
6471
6472     IMP imp;
6473     SEL filter;
6474     _H<NSObject> object;
6475
6476     @synchronized (self) {
6477         imp = imp_;
6478         filter = filter_;
6479         object = object_;
6480     }
6481
6482     _profile(PackageTable$reloadData$Filter)
6483         for (Package *package in packages)
6484             if ([package valid] && (*reinterpret_cast<bool (*)(id, SEL, id)>(imp))(package, filter, object))
6485                 [filtered addObject:package];
6486     _end
6487
6488     return filtered;
6489 } }
6490
6491 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object {
6492     if ((self = [super initWithDatabase:database title:title]) != nil) {
6493         [self setFilter:filter];
6494         [self setObject:object];
6495     } return self;
6496 }
6497
6498 @end
6499 /* }}} */
6500
6501 /* Home Controller {{{ */
6502 @interface HomeController : CydiaWebViewController {
6503 }
6504
6505 @end
6506
6507 @implementation HomeController
6508
6509 - (id) init {
6510     if ((self = [super init]) != nil) {
6511         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/home/", UI_]]];
6512         [self reloadData];
6513     } return self;
6514 }
6515
6516 - (NSURL *) navigationURL {
6517     return [NSURL URLWithString:@"cydia://home"];
6518 }
6519
6520 - (void) didReceiveMemoryWarning {
6521 }
6522
6523 - (void) aboutButtonClicked {
6524     UIAlertView *alert([[[UIAlertView alloc] init] autorelease]);
6525
6526     [alert setTitle:UCLocalize("ABOUT_CYDIA")];
6527     [alert addButtonWithTitle:UCLocalize("CLOSE")];
6528     [alert setCancelButtonIndex:0];
6529
6530     [alert setMessage:
6531         @"Copyright \u00a9 2008-2011\n"
6532         "SaurikIT, LLC\n"
6533         "\n"
6534         "Jay Freeman (saurik)\n"
6535         "saurik@saurik.com\n"
6536         "http://www.saurik.com/"
6537     ];
6538
6539     [alert show];
6540 }
6541
6542 - (UIBarButtonItem *) leftButton {
6543     return [[[UIBarButtonItem alloc]
6544         initWithTitle:UCLocalize("ABOUT")
6545         style:UIBarButtonItemStylePlain
6546         target:self
6547         action:@selector(aboutButtonClicked)
6548     ] autorelease];
6549 }
6550
6551 @end
6552 /* }}} */
6553 /* Manage Controller {{{ */
6554 @interface ManageController : CydiaWebViewController {
6555 }
6556
6557 - (void) queueStatusDidChange;
6558
6559 @end
6560
6561 @implementation ManageController
6562
6563 - (id) init {
6564     if ((self = [super init]) != nil) {
6565         [self setURL:[NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"manage" ofType:@"html"]]];
6566     } return self;
6567 }
6568
6569 - (NSURL *) navigationURL {
6570     return [NSURL URLWithString:@"cydia://manage"];
6571 }
6572
6573 - (UIBarButtonItem *) leftButton {
6574     return [[[UIBarButtonItem alloc]
6575         initWithTitle:UCLocalize("SETTINGS")
6576         style:UIBarButtonItemStylePlain
6577         target:self
6578         action:@selector(settingsButtonClicked)
6579     ] autorelease];
6580 }
6581
6582 - (void) settingsButtonClicked {
6583     [delegate_ showSettings];
6584 }
6585
6586 - (void) queueButtonClicked {
6587     [delegate_ queue];
6588 }
6589
6590 - (UIBarButtonItem *) rightButton {
6591     return Queuing_ ? [[[UIBarButtonItem alloc]
6592         initWithTitle:UCLocalize("QUEUE")
6593         style:UIBarButtonItemStyleDone
6594         target:self
6595         action:@selector(queueButtonClicked)
6596     ] autorelease] : nil;
6597 }
6598
6599 - (void) queueStatusDidChange {
6600     [self applyRightButton];
6601 }
6602
6603 - (bool) isLoading {
6604     return !Queuing_ && [super isLoading];
6605 }
6606
6607 @end
6608 /* }}} */
6609
6610 /* Refresh Bar {{{ */
6611 @interface RefreshBar : UINavigationBar {
6612     _H<UIProgressIndicator> indicator_;
6613     _H<UITextLabel> prompt_;
6614     _H<UIProgressBar> progress_;
6615     _H<UINavigationButton> cancel_;
6616 }
6617
6618 @end
6619
6620 @implementation RefreshBar
6621
6622 - (void) positionViews {
6623     CGRect frame = [cancel_ frame];
6624     frame.size = [cancel_ sizeThatFits:frame.size];
6625     frame.origin.x = [self frame].size.width - frame.size.width - 5;
6626     frame.origin.y = ([self frame].size.height - frame.size.height) / 2;
6627     [cancel_ setFrame:frame];
6628
6629     CGSize prgsize = {75, 100};
6630     CGRect prgrect = {{
6631         [self frame].size.width - prgsize.width - 10,
6632         ([self frame].size.height - prgsize.height) / 2
6633     } , prgsize};
6634     [progress_ setFrame:prgrect];
6635
6636     CGSize indsize([UIProgressIndicator defaultSizeForStyle:[indicator_ activityIndicatorViewStyle]]);
6637     unsigned indoffset = ([self frame].size.height - indsize.height) / 2;
6638     CGRect indrect = {{indoffset, indoffset}, indsize};
6639     [indicator_ setFrame:indrect];
6640
6641     CGSize prmsize = {215, indsize.height + 4};
6642     CGRect prmrect = {{
6643         indoffset * 2 + indsize.width,
6644         unsigned([self frame].size.height - prmsize.height) / 2 - 1
6645     }, prmsize};
6646     [prompt_ setFrame:prmrect];
6647 }
6648
6649 - (void) setFrame:(CGRect)frame {
6650     [super setFrame:frame];
6651     [self positionViews];
6652 }
6653
6654 - (id) initWithFrame:(CGRect)frame delegate:(id)delegate {
6655     if ((self = [super initWithFrame:frame]) != nil) {
6656         [self setAutoresizingMask:UIViewAutoresizingFlexibleWidth];
6657
6658         [self setBarStyle:UIBarStyleBlack];
6659
6660         UIBarStyle barstyle([self _barStyle:NO]);
6661         bool ugly(barstyle == UIBarStyleDefault);
6662
6663         UIProgressIndicatorStyle style = ugly ?
6664             UIProgressIndicatorStyleMediumBrown :
6665             UIProgressIndicatorStyleMediumWhite;
6666
6667         indicator_ = [[[UIProgressIndicator alloc] initWithFrame:CGRectZero] autorelease];
6668         [(UIProgressIndicator *) indicator_ setStyle:style];
6669         [indicator_ startAnimation];
6670         [self addSubview:indicator_];
6671
6672         prompt_ = [[[UITextLabel alloc] initWithFrame:CGRectZero] autorelease];
6673         [prompt_ setColor:[UIColor colorWithCGColor:(ugly ? Blueish_ : Off_)]];
6674         [prompt_ setBackgroundColor:[UIColor clearColor]];
6675         [prompt_ setFont:[UIFont systemFontOfSize:15]];
6676         [self addSubview:prompt_];
6677
6678         progress_ = [[[UIProgressBar alloc] initWithFrame:CGRectZero] autorelease];
6679         [progress_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleLeftMargin];
6680         [(UIProgressBar *) progress_ setStyle:0];
6681         [self addSubview:progress_];
6682
6683         cancel_ = [[[UINavigationButton alloc] initWithTitle:UCLocalize("CANCEL") style:UINavigationButtonStyleHighlighted] autorelease];
6684         [cancel_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
6685         [cancel_ addTarget:delegate action:@selector(cancelPressed) forControlEvents:UIControlEventTouchUpInside];
6686         [cancel_ setBarStyle:barstyle];
6687
6688         [self positionViews];
6689     } return self;
6690 }
6691
6692 - (void) setCancellable:(bool)cancellable {
6693     if (cancellable)
6694         [self addSubview:cancel_];
6695     else
6696         [cancel_ removeFromSuperview];
6697 }
6698
6699 - (void) start {
6700     [prompt_ setText:UCLocalize("UPDATING_DATABASE")];
6701     [progress_ setProgress:0];
6702 }
6703
6704 - (void) stop {
6705     [self setCancellable:NO];
6706 }
6707
6708 - (void) setPrompt:(NSString *)prompt {
6709     [prompt_ setText:prompt];
6710 }
6711
6712 - (void) setProgress:(float)progress {
6713     [progress_ setProgress:progress];
6714 }
6715
6716 @end
6717 /* }}} */
6718
6719 /* Cydia Navigation Controller Interface {{{ */
6720 @interface UINavigationController (Cydia)
6721
6722 - (NSArray *) navigationURLCollection;
6723 - (void) unloadData;
6724
6725 @end
6726 /* }}} */
6727
6728 /* Cydia Tab Bar Controller {{{ */
6729 @interface CYTabBarController : UITabBarController <
6730     UITabBarControllerDelegate,
6731     ProgressDelegate
6732 > {
6733     _transient Database *database_;
6734     _H<RefreshBar, 1> refreshbar_;
6735
6736     bool dropped_;
6737     bool updating_;
6738     // XXX: ok, "updatedelegate_"?...
6739     _transient NSObject<CydiaDelegate> *updatedelegate_;
6740
6741     _H<UIViewController> remembered_;
6742     _transient UIViewController *transient_;
6743 }
6744
6745 - (NSArray *) navigationURLCollection;
6746 - (void) dropBar:(BOOL)animated;
6747 - (void) beginUpdate;
6748 - (void) raiseBar:(BOOL)animated;
6749 - (BOOL) updating;
6750 - (void) unloadData;
6751
6752 @end
6753
6754 @implementation CYTabBarController
6755
6756 - (void) setUnselectedViewController:(UIViewController *)transient {
6757     NSMutableArray *controllers = [[self viewControllers] mutableCopy];
6758     if (transient != nil) {
6759         if (transient_ == nil)
6760             remembered_ = [controllers objectAtIndex:0];
6761         transient_ = transient;
6762         [transient_ setTabBarItem:[remembered_ tabBarItem]];
6763         [controllers replaceObjectAtIndex:0 withObject:transient_];
6764         [self setSelectedIndex:0];
6765         [self setViewControllers:controllers];
6766         [self concealTabBarSelection];
6767     } else if (remembered_ != nil) {
6768         [remembered_ setTabBarItem:[transient_ tabBarItem]];
6769         transient_ = transient;
6770         [controllers replaceObjectAtIndex:0 withObject:remembered_];
6771         remembered_ = nil;
6772         [self setViewControllers:controllers];
6773         [self revealTabBarSelection];
6774     }
6775 }
6776
6777 - (UIViewController *) unselectedViewController {
6778     return transient_;
6779 }
6780
6781 - (void) tabBarController:(UITabBarController *)tabBarController didSelectViewController:(UIViewController *)viewController {
6782     if ([self unselectedViewController])
6783         [self setUnselectedViewController:nil];
6784 }
6785
6786 - (NSArray *) navigationURLCollection {
6787     NSMutableArray *items([NSMutableArray array]);
6788
6789     // XXX: Should this deal with transient view controllers?
6790     for (id navigation in [self viewControllers]) {
6791         NSArray *stack = [navigation performSelector:@selector(navigationURLCollection)];
6792         if (stack != nil)
6793             [items addObject:stack];
6794     }
6795
6796     return items;
6797 }
6798
6799 - (void) dismissModalViewControllerAnimated:(BOOL)animated {
6800     if ([self modalViewController] == nil && [self unselectedViewController] != nil)
6801         [self setUnselectedViewController:nil];
6802     else
6803         [super dismissModalViewControllerAnimated:YES];
6804 }
6805
6806 - (void) unloadData {
6807     [super unloadData];
6808
6809     for (UINavigationController *controller in [self viewControllers])
6810         [controller unloadData];
6811
6812     if (UIViewController *selected = [self selectedViewController])
6813         [selected reloadData];
6814
6815     if (UIViewController *unselected = [self unselectedViewController]) {
6816         [unselected unloadData];
6817         [unselected reloadData];
6818     }
6819 }
6820
6821 - (void) dealloc {
6822     [[NSNotificationCenter defaultCenter] removeObserver:self];
6823
6824     [super dealloc];
6825 }
6826
6827 - (id) initWithDatabase:(Database *)database {
6828     if ((self = [super init]) != nil) {
6829         database_ = database;
6830         [self setDelegate:self];
6831
6832         [[self view] setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6833         [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(statusBarFrameChanged:) name:UIApplicationDidChangeStatusBarFrameNotification object:nil];
6834
6835         refreshbar_ = [[[RefreshBar alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, [UINavigationBar defaultSize].height) delegate:self] autorelease];
6836     } return self;
6837 }
6838
6839 - (void) setUpdate:(NSDate *)date {
6840     [self beginUpdate];
6841 }
6842
6843 - (void) beginUpdate {
6844     [(RefreshBar *) refreshbar_ start];
6845     [self dropBar:YES];
6846
6847     [updatedelegate_ retainNetworkActivityIndicator];
6848     updating_ = true;
6849
6850     [NSThread
6851         detachNewThreadSelector:@selector(performUpdate)
6852         toTarget:self
6853         withObject:nil
6854     ];
6855 }
6856
6857 - (void) performUpdate {
6858     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
6859
6860     Status status;
6861     status.setDelegate(self);
6862     [database_ updateWithStatus:status];
6863
6864     [self
6865         performSelectorOnMainThread:@selector(completeUpdate)
6866         withObject:nil
6867         waitUntilDone:NO
6868     ];
6869
6870     [pool release];
6871 }
6872
6873 - (void) stopUpdateWithSelector:(SEL)selector {
6874     updating_ = false;
6875     [updatedelegate_ releaseNetworkActivityIndicator];
6876
6877     [self raiseBar:YES];
6878     [refreshbar_ stop];
6879
6880     [updatedelegate_ performSelector:selector withObject:nil afterDelay:0];
6881 }
6882
6883 - (void) completeUpdate {
6884     if (!updating_)
6885         return;
6886     [self stopUpdateWithSelector:@selector(reloadData)];
6887 }
6888
6889 - (void) cancelUpdate {
6890     [self stopUpdateWithSelector:@selector(updateData)];
6891 }
6892
6893 - (void) cancelPressed {
6894     [self cancelUpdate];
6895 }
6896
6897 - (BOOL) updating {
6898     return updating_;
6899 }
6900
6901 - (void) addProgressEvent:(CydiaProgressEvent *)event {
6902     [refreshbar_ setPrompt:[event compoundMessage]];
6903 }
6904
6905 - (bool) isProgressCancelled {
6906     return !updating_;
6907 }
6908
6909 - (void) setProgressCancellable:(NSNumber *)cancellable {
6910     [refreshbar_ setCancellable:(updating_ && [cancellable boolValue])];
6911 }
6912
6913 - (void) setProgressPercent:(NSNumber *)percent {
6914     [refreshbar_ setProgress:[percent floatValue]];
6915 }
6916
6917 - (void) setProgressStatus:(NSDictionary *)status {
6918     if (status != nil)
6919         [self setProgressPercent:[status objectForKey:@"Percent"]];
6920 }
6921
6922 - (void) setUpdateDelegate:(id)delegate {
6923     updatedelegate_ = delegate;
6924 }
6925
6926 - (UIView *) transitionView {
6927     if ([self respondsToSelector:@selector(_transitionView)])
6928         return [self _transitionView];
6929     else
6930         return MSHookIvar<id>(self, "_viewControllerTransitionView");
6931 }
6932
6933 - (void) dropBar:(BOOL)animated {
6934     if (dropped_)
6935         return;
6936     dropped_ = true;
6937
6938     UIView *transition([self transitionView]);
6939     [[self view] addSubview:refreshbar_];
6940
6941     CGRect barframe([refreshbar_ frame]);
6942
6943     if (kCFCoreFoundationVersionNumber >= kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
6944         barframe.origin.y = CYStatusBarHeight();
6945     else
6946         barframe.origin.y = 0;
6947
6948     [refreshbar_ setFrame:barframe];
6949
6950     if (animated)
6951         [UIView beginAnimations:nil context:NULL];
6952
6953     CGRect viewframe = [transition frame];
6954     viewframe.origin.y += barframe.size.height;
6955     viewframe.size.height -= barframe.size.height;
6956     [transition setFrame:viewframe];
6957
6958     if (animated)
6959         [UIView commitAnimations];
6960
6961     // Ensure bar has the proper width for our view, it might have changed
6962     barframe.size.width = viewframe.size.width;
6963     [refreshbar_ setFrame:barframe];
6964 }
6965
6966 - (void) raiseBar:(BOOL)animated {
6967     if (!dropped_)
6968         return;
6969     dropped_ = false;
6970
6971     UIView *transition([self transitionView]);
6972     [refreshbar_ removeFromSuperview];
6973
6974     CGRect barframe([refreshbar_ frame]);
6975
6976     if (animated)
6977         [UIView beginAnimations:nil context:NULL];
6978
6979     CGRect viewframe = [transition frame];
6980     viewframe.origin.y -= barframe.size.height;
6981     viewframe.size.height += barframe.size.height;
6982     [transition setFrame:viewframe];
6983
6984     if (animated)
6985         [UIView commitAnimations];
6986 }
6987
6988 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
6989     bool dropped(dropped_);
6990
6991     if (dropped)
6992         [self raiseBar:NO];
6993
6994     [super didRotateFromInterfaceOrientation:fromInterfaceOrientation];
6995
6996     if (dropped)
6997         [self dropBar:NO];
6998 }
6999
7000 - (void) statusBarFrameChanged:(NSNotification *)notification {
7001     if (dropped_) {
7002         [self raiseBar:NO];
7003         [self dropBar:NO];
7004     }
7005 }
7006
7007 @end
7008 /* }}} */
7009
7010 /* Cydia Navigation Controller Implementation {{{ */
7011 @implementation UINavigationController (Cydia)
7012
7013 - (NSArray *) navigationURLCollection {
7014     NSMutableArray *stack([NSMutableArray array]);
7015
7016     for (CyteViewController *controller in [self viewControllers]) {
7017         NSString *url = [[controller navigationURL] absoluteString];
7018         if (url != nil)
7019             [stack addObject:url];
7020     }
7021
7022     return stack;
7023 }
7024
7025 - (void) reloadData {
7026     [super reloadData];
7027
7028     UIViewController *visible([self visibleViewController]);
7029     if (visible != nil)
7030         [visible reloadData];
7031
7032     // on the iPad, this view controller is ALSO visible. :(
7033     if (IsWildcat_)
7034         if (UIViewController *top = [self topViewController])
7035             if (top != visible)
7036                 [top reloadData];
7037 }
7038
7039 - (void) unloadData {
7040     for (CyteViewController *page in [self viewControllers])
7041         [page unloadData];
7042
7043     [super unloadData];
7044 }
7045
7046 @end
7047 /* }}} */
7048
7049 /* Cydia:// Protocol {{{ */
7050 @interface CydiaURLProtocol : NSURLProtocol {
7051 }
7052
7053 @end
7054
7055 @implementation CydiaURLProtocol
7056
7057 + (BOOL) canInitWithRequest:(NSURLRequest *)request {
7058     NSURL *url([request URL]);
7059     if (url == nil)
7060         return NO;
7061
7062     NSString *scheme([[url scheme] lowercaseString]);
7063     if (scheme != nil && [scheme isEqualToString:@"cydia"])
7064         return YES;
7065     if ([[url absoluteString] hasPrefix:@"about:cydia-"])
7066         return YES;
7067
7068     return NO;
7069 }
7070
7071 + (NSURLRequest *) canonicalRequestForRequest:(NSURLRequest *)request {
7072     return request;
7073 }
7074
7075 - (void) _returnPNGWithImage:(UIImage *)icon forRequest:(NSURLRequest *)request {
7076     id<NSURLProtocolClient> client([self client]);
7077     if (icon == nil)
7078         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorFileDoesNotExist userInfo:nil]];
7079     else {
7080         NSData *data(UIImagePNGRepresentation(icon));
7081
7082         NSURLResponse *response([[[NSURLResponse alloc] initWithURL:[request URL] MIMEType:@"image/png" expectedContentLength:-1 textEncodingName:nil] autorelease]);
7083         [client URLProtocol:self didReceiveResponse:response cacheStoragePolicy:NSURLCacheStorageNotAllowed];
7084         [client URLProtocol:self didLoadData:data];
7085         [client URLProtocolDidFinishLoading:self];
7086     }
7087 }
7088
7089 - (void) startLoading {
7090     id<NSURLProtocolClient> client([self client]);
7091     NSURLRequest *request([self request]);
7092
7093     NSURL *url([request URL]);
7094     NSString *href([url absoluteString]);
7095     NSString *scheme([[url scheme] lowercaseString]);
7096
7097     NSString *path;
7098
7099     if ([scheme isEqualToString:@"cydia"])
7100         path = [href substringFromIndex:8];
7101     else if ([scheme isEqualToString:@"about"])
7102         path = [href substringFromIndex:12];
7103     else _assert(false);
7104
7105     NSRange slash([path rangeOfString:@"/"]);
7106
7107     NSString *command;
7108     if (slash.location == NSNotFound) {
7109         command = path;
7110         path = nil;
7111     } else {
7112         command = [path substringToIndex:slash.location];
7113         path = [path substringFromIndex:(slash.location + 1)];
7114     }
7115
7116     Database *database([Database sharedInstance]);
7117
7118     if ([command isEqualToString:@"package-icon"]) {
7119         if (path == nil)
7120             goto fail;
7121         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7122         Package *package([database packageWithName:path]);
7123         if (package == nil)
7124             goto fail;
7125         [package parse];
7126         UIImage *icon([package icon]);
7127         [self _returnPNGWithImage:icon forRequest:request];
7128     } else if ([command isEqualToString:@"uikit-image"]) {
7129         if (path == nil)
7130             goto fail;
7131         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7132         UIImage *icon(_UIImageWithName(path));
7133         [self _returnPNGWithImage:icon forRequest:request];
7134     } else if ([command isEqualToString:@"section-icon"]) {
7135         if (path == nil)
7136             goto fail;
7137         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7138         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, [path stringByReplacingOccurrencesOfString:@" " withString:@"_"]]]);
7139         if (icon == nil)
7140             icon = [UIImage applicationImageNamed:@"unknown.png"];
7141         [self _returnPNGWithImage:icon forRequest:request];
7142     } else fail: {
7143         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorResourceUnavailable userInfo:nil]];
7144     }
7145 }
7146
7147 - (void) stopLoading {
7148 }
7149
7150 @end
7151 /* }}} */
7152
7153 /* Section Controller {{{ */
7154 @interface SectionController : FilteredPackageListController {
7155     _H<NSString> section_;
7156 }
7157
7158 - (id) initWithDatabase:(Database *)database section:(NSString *)section;
7159
7160 @end
7161
7162 @implementation SectionController
7163
7164 - (NSURL *) navigationURL {
7165     NSString *name = section_;
7166     if (name == nil)
7167         name = @"all";
7168
7169     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sections/%@", name]];
7170 }
7171
7172 - (id) initWithDatabase:(Database *)database section:(NSString *)name {
7173     NSString *title;
7174     if (name == nil)
7175         title = UCLocalize("ALL_PACKAGES");
7176     else if (![name isEqual:@""])
7177         title = [[NSBundle mainBundle] localizedStringForKey:Simplify(name) value:nil table:@"Sections"];
7178     else
7179         title = UCLocalize("NO_SECTION");
7180
7181     if ((self = [super initWithDatabase:database title:title filter:@selector(isVisibleInSection:) with:name]) != nil) {
7182         section_ = name;
7183     } return self;
7184 }
7185
7186 @end
7187 /* }}} */
7188 /* Sections Controller {{{ */
7189 @interface SectionsController : CyteViewController <
7190     UITableViewDataSource,
7191     UITableViewDelegate
7192 > {
7193     _transient Database *database_;
7194     _H<NSMutableArray> sections_;
7195     _H<NSMutableArray> filtered_;
7196     _H<UITableView, 2> list_;
7197 }
7198
7199 - (id) initWithDatabase:(Database *)database;
7200 - (void) editButtonClicked;
7201
7202 @end
7203
7204 @implementation SectionsController
7205
7206 - (NSURL *) navigationURL {
7207     return [NSURL URLWithString:@"cydia://sections"];
7208 }
7209
7210 - (void) updateNavigationItem {
7211     [[self navigationItem] setTitle:[self isEditing] ? UCLocalize("SECTION_VISIBILITY") : UCLocalize("SECTIONS")];
7212     if ([sections_ count] == 0) {
7213         [[self navigationItem] setRightBarButtonItem:nil];
7214     } else {
7215         [[self navigationItem] setRightBarButtonItem:[[UIBarButtonItem alloc]
7216             initWithBarButtonSystemItem:([self isEditing] ? UIBarButtonSystemItemDone : UIBarButtonSystemItemEdit)
7217             target:self
7218             action:@selector(editButtonClicked)
7219         ] animated:([[self navigationItem] rightBarButtonItem] != nil)];
7220     }
7221 }
7222
7223 - (void) setEditing:(BOOL)editing animated:(BOOL)animated {
7224     [super setEditing:editing animated:animated];
7225
7226     if (editing)
7227         [list_ reloadData];
7228     else
7229         [delegate_ updateData];
7230
7231     [self updateNavigationItem];
7232 }
7233
7234 - (void) viewDidAppear:(BOOL)animated {
7235     [super viewDidAppear:animated];
7236     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7237 }
7238
7239 - (void) viewWillDisappear:(BOOL)animated {
7240     [super viewWillDisappear:animated];
7241     if ([self isEditing]) [self setEditing:NO];
7242 }
7243
7244 - (Section *) sectionAtIndexPath:(NSIndexPath *)indexPath {
7245     Section *section = nil;
7246     int index = [indexPath row];
7247     if (![self isEditing]) {
7248         index -= 1;
7249         if (index >= 0)
7250             section = [filtered_ objectAtIndex:index];
7251     } else {
7252         section = [sections_ objectAtIndex:index];
7253     }
7254     return section;
7255 }
7256
7257 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7258     if ([self isEditing])
7259         return [sections_ count];
7260     else
7261         return [filtered_ count] + 1;
7262 }
7263
7264 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
7265     return 45.0f;
7266 }*/
7267
7268 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7269     static NSString *reuseIdentifier = @"SectionCell";
7270
7271     SectionCell *cell = (SectionCell *)[tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
7272     if (cell == nil)
7273         cell = [[[SectionCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
7274
7275     [cell setSection:[self sectionAtIndexPath:indexPath] editing:[self isEditing]];
7276
7277     return cell;
7278 }
7279
7280 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
7281     if ([self isEditing])
7282         return;
7283
7284     Section *section = [self sectionAtIndexPath:indexPath];
7285
7286     SectionController *controller = [[[SectionController alloc]
7287         initWithDatabase:database_
7288         section:[section name]
7289     ] autorelease];
7290     [controller setDelegate:delegate_];
7291
7292     [[self navigationController] pushViewController:controller animated:YES];
7293 }
7294
7295 - (void) loadView {
7296     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7297
7298     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds]] autorelease];
7299     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7300     [list_ setRowHeight:45.0f];
7301     [(UITableView *) list_ setDataSource:self];
7302     [list_ setDelegate:self];
7303     [[self view] addSubview:list_];
7304 }
7305
7306 - (void) viewDidLoad {
7307     [super viewDidLoad];
7308
7309     [[self navigationItem] setTitle:UCLocalize("SECTIONS")];
7310 }
7311
7312 - (void) releaseSubviews {
7313     list_ = nil;
7314
7315     sections_ = nil;
7316     filtered_ = nil;
7317
7318     [super releaseSubviews];
7319 }
7320
7321 - (id) initWithDatabase:(Database *)database {
7322     if ((self = [super init]) != nil) {
7323         database_ = database;
7324     } return self;
7325 }
7326
7327 - (void) reloadData {
7328     [super reloadData];
7329
7330     NSArray *packages = [database_ packages];
7331
7332     sections_ = [NSMutableArray arrayWithCapacity:16];
7333     filtered_ = [NSMutableArray arrayWithCapacity:16];
7334
7335     NSMutableDictionary *sections([NSMutableDictionary dictionaryWithCapacity:32]);
7336
7337     _trace();
7338     for (Package *package in packages) {
7339         NSString *name([package section]);
7340         NSString *key(name == nil ? @"" : name);
7341
7342         Section *section;
7343
7344         _profile(SectionsView$reloadData$Section)
7345             section = [sections objectForKey:key];
7346             if (section == nil) {
7347                 _profile(SectionsView$reloadData$Section$Allocate)
7348                     section = [[[Section alloc] initWithName:key localize:YES] autorelease];
7349                     [sections setObject:section forKey:key];
7350                 _end
7351             }
7352         _end
7353
7354         [section addToCount];
7355
7356         _profile(SectionsView$reloadData$Filter)
7357             if (![package valid] || ![package visible])
7358                 continue;
7359         _end
7360
7361         [section addToRow];
7362     }
7363     _trace();
7364
7365     [sections_ addObjectsFromArray:[sections allValues]];
7366
7367     [sections_ sortUsingSelector:@selector(compareByLocalized:)];
7368
7369     for (Section *section in (id) sections_) {
7370         size_t count([section row]);
7371         if (count == 0)
7372             continue;
7373
7374         section = [[[Section alloc] initWithName:[section name] localized:[section localized]] autorelease];
7375         [section setCount:count];
7376         [filtered_ addObject:section];
7377     }
7378
7379     [self updateNavigationItem];
7380     [list_ reloadData];
7381     _trace();
7382 }
7383
7384 - (void) editButtonClicked {
7385     [self setEditing:![self isEditing] animated:YES];
7386 }
7387
7388 @end
7389 /* }}} */
7390
7391 /* Changes Controller {{{ */
7392 @interface ChangesController : CyteViewController <
7393     UITableViewDataSource,
7394     UITableViewDelegate
7395 > {
7396     _transient Database *database_;
7397     unsigned era_;
7398     _H<NSArray> packages_;
7399     _H<NSMutableArray> sections_;
7400     _H<UITableView, 2> list_;
7401     unsigned upgrades_;
7402 }
7403
7404 - (id) initWithDatabase:(Database *)database;
7405
7406 @end
7407
7408 @implementation ChangesController
7409
7410 - (NSURL *) navigationURL {
7411     return [NSURL URLWithString:@"cydia://changes"];
7412 }
7413
7414 - (void) viewDidAppear:(BOOL)animated {
7415     [super viewDidAppear:animated];
7416     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7417 }
7418
7419 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
7420     NSInteger count([sections_ count]);
7421     return count == 0 ? 1 : count;
7422 }
7423
7424 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
7425     if ([sections_ count] == 0)
7426         return nil;
7427     return [[sections_ objectAtIndex:section] name];
7428 }
7429
7430 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
7431     if ([sections_ count] == 0)
7432         return 0;
7433     return [[sections_ objectAtIndex:section] count];
7434 }
7435
7436 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
7437 @synchronized (database_) {
7438     if ([database_ era] != era_)
7439         return nil;
7440
7441     NSUInteger sectionIndex([path section]);
7442     if (sectionIndex >= [sections_ count])
7443         return nil;
7444     Section *section([sections_ objectAtIndex:sectionIndex]);
7445     NSInteger row([path row]);
7446     return [[[packages_ objectAtIndex:([section row] + row)] retain] autorelease];
7447 } }
7448
7449 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
7450     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
7451     if (cell == nil)
7452         cell = [[[PackageCell alloc] init] autorelease];
7453
7454     Package *package([database_ packageWithName:[[self packageAtIndexPath:path] id]]);
7455     [cell setPackage:package asSummary:false];
7456     return cell;
7457 }
7458
7459 - (NSIndexPath *) tableView:(UITableView *)table willSelectRowAtIndexPath:(NSIndexPath *)path {
7460     Package *package([self packageAtIndexPath:path]);
7461     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id]] autorelease]);
7462     [view setDelegate:delegate_];
7463     [[self navigationController] pushViewController:view animated:YES];
7464     return path;
7465 }
7466
7467 - (void) refreshButtonClicked {
7468     [delegate_ beginUpdate];
7469     [[self navigationItem] setLeftBarButtonItem:nil animated:YES];
7470 }
7471
7472 - (void) upgradeButtonClicked {
7473     [delegate_ distUpgrade];
7474     [[self navigationItem] setRightBarButtonItem:nil animated:YES];
7475 }
7476
7477 - (void) loadView {
7478     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7479
7480     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain] autorelease];
7481     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7482     [list_ setRowHeight:73];
7483     [(UITableView *) list_ setDataSource:self];
7484     [list_ setDelegate:self];
7485     [[self view] addSubview:list_];
7486 }
7487
7488 - (void) viewDidLoad {
7489     [super viewDidLoad];
7490
7491     [[self navigationItem] setTitle:UCLocalize("CHANGES")];
7492 }
7493
7494 - (void) releaseSubviews {
7495     list_ = nil;
7496
7497     packages_ = nil;
7498     sections_ = nil;
7499
7500     [super releaseSubviews];
7501 }
7502
7503 - (id) initWithDatabase:(Database *)database {
7504     if ((self = [super init]) != nil) {
7505         database_ = database;
7506     } return self;
7507 }
7508
7509 - (NSMutableArray *) _reloadPackages {
7510 @synchronized (database_) {
7511     era_ = [database_ era];
7512     NSArray *packages([database_ packages]);
7513
7514     NSMutableArray *filtered([NSMutableArray arrayWithCapacity:[packages count]]);
7515
7516     _trace();
7517     _profile(ChangesController$_reloadPackages$Filter)
7518         for (Package *package in packages)
7519             if ([package upgradableAndEssential:YES] || [package visible])
7520                 CFArrayAppendValue((CFMutableArrayRef) filtered, package);
7521     _end
7522     _trace();
7523     _profile(ChangesController$_reloadPackages$radixSort)
7524         [filtered radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackageChangesRadix) withContext:NULL];
7525     _end
7526     _trace();
7527
7528     return filtered;
7529 } }
7530
7531 - (void) _reloadData {
7532     NSArray *packages;
7533
7534   reload:
7535     if (true) {
7536         UIProgressHUD *hud([delegate_ addProgressHUD]);
7537         [hud setText:UCLocalize("LOADING")];
7538         //NSLog(@"HUD:%@::%@", delegate_, hud);
7539         packages = [self yieldToSelector:@selector(_reloadPackages)];
7540         [delegate_ removeProgressHUD:hud];
7541     } else {
7542         packages = [self _reloadPackages];
7543     }
7544
7545 @synchronized (database_) {
7546     if (era_ != [database_ era])
7547         goto reload;
7548
7549     packages_ = packages;
7550     sections_ = [NSMutableArray arrayWithCapacity:16];
7551
7552     Section *upgradable = [[[Section alloc] initWithName:UCLocalize("AVAILABLE_UPGRADES") localize:NO] autorelease];
7553     Section *ignored = nil;
7554     Section *section = nil;
7555     time_t last = 0;
7556
7557     upgrades_ = 0;
7558     bool unseens = false;
7559
7560     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle));
7561
7562     for (size_t offset = 0, count = [packages_ count]; offset != count; ++offset) {
7563         Package *package = [packages_ objectAtIndex:offset];
7564
7565         BOOL uae = [package upgradableAndEssential:YES];
7566
7567         if (!uae) {
7568             unseens = true;
7569             time_t seen([package seen]);
7570
7571             if (section == nil || last != seen) {
7572                 last = seen;
7573
7574                 NSString *name;
7575                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:seen]);
7576                 [name autorelease];
7577
7578                 _profile(ChangesController$reloadData$Allocate)
7579                     name = [NSString stringWithFormat:UCLocalize("NEW_AT"), name];
7580                     section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
7581                     [sections_ addObject:section];
7582                 _end
7583             }
7584
7585             [section addToCount];
7586         } else if ([package ignored]) {
7587             if (ignored == nil) {
7588                 ignored = [[[Section alloc] initWithName:UCLocalize("IGNORED_UPGRADES") row:offset localize:NO] autorelease];
7589             }
7590             [ignored addToCount];
7591         } else {
7592             ++upgrades_;
7593             [upgradable addToCount];
7594         }
7595     }
7596     _trace();
7597
7598     CFRelease(formatter);
7599
7600     if (unseens) {
7601         Section *last = [sections_ lastObject];
7602         size_t count = [last count];
7603         [packages_ removeObjectsInRange:NSMakeRange([packages_ count] - count, count)];
7604         [sections_ removeLastObject];
7605     }
7606
7607     if ([ignored count] != 0)
7608         [sections_ insertObject:ignored atIndex:0];
7609     if (upgrades_ != 0)
7610         [sections_ insertObject:upgradable atIndex:0];
7611
7612     [list_ reloadData];
7613
7614     [[self navigationItem] setRightBarButtonItem:(upgrades_ == 0 ? nil : [[[UIBarButtonItem alloc]
7615         initWithTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("UPGRADE"), [NSString stringWithFormat:@"%u", upgrades_]]
7616         style:UIBarButtonItemStylePlain
7617         target:self
7618         action:@selector(upgradeButtonClicked)
7619     ] autorelease]) animated:YES];
7620
7621     [[self navigationItem] setLeftBarButtonItem:([delegate_ updating] ? nil : [[[UIBarButtonItem alloc]
7622         initWithTitle:UCLocalize("REFRESH")
7623         style:UIBarButtonItemStylePlain
7624         target:self
7625         action:@selector(refreshButtonClicked)
7626     ] autorelease]) animated:YES];
7627
7628     PrintTimes();
7629 } }
7630
7631 - (void) reloadData {
7632     [super reloadData];
7633     [self performSelector:@selector(_reloadData) withObject:nil afterDelay:0];
7634 }
7635
7636 @end
7637 /* }}} */
7638 /* Search Controller {{{ */
7639 @interface SearchController : FilteredPackageListController <
7640     UISearchBarDelegate
7641 > {
7642     _H<UISearchBar, 1> search_;
7643     BOOL searchloaded_;
7644 }
7645
7646 - (id) initWithDatabase:(Database *)database query:(NSString *)query;
7647 - (void) reloadData;
7648
7649 @end
7650
7651 @implementation SearchController
7652
7653 - (NSURL *) navigationURL {
7654     if ([search_ text] == nil || [[search_ text] isEqualToString:@""])
7655         return [NSURL URLWithString:@"cydia://search"];
7656     else
7657         return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://search/%@", [search_ text]]];
7658 }
7659
7660 - (void) useSearch {
7661     [self setObject:[[search_ text] componentsSeparatedByString:@" "] forFilter:@selector(isUnfilteredAndSearchedForBy:)];
7662     [self clearData];
7663     [self reloadData];
7664 }
7665
7666 - (void) viewWillAppear:(BOOL)animated {
7667     [super viewWillAppear:animated];
7668
7669     if ([self filter] == @selector(isUnfilteredAndSelectedForBy:))
7670         [self useSearch];
7671 }
7672
7673 - (void) searchBarTextDidBeginEditing:(UISearchBar *)searchBar {
7674     [self setObject:[search_ text] forFilter:@selector(isUnfilteredAndSelectedForBy:)];
7675     [self clearData];
7676     [self reloadData];
7677 }
7678
7679 - (void) searchBarButtonClicked:(UISearchBar *)searchBar {
7680     [search_ resignFirstResponder];
7681     [self useSearch];
7682 }
7683
7684 - (void) searchBarCancelButtonClicked:(UISearchBar *)searchBar {
7685     [search_ setText:@""];
7686     [self searchBarButtonClicked:searchBar];
7687 }
7688
7689 - (void) searchBarSearchButtonClicked:(UISearchBar *)searchBar {
7690     [self searchBarButtonClicked:searchBar];
7691 }
7692
7693 - (void) searchBar:(UISearchBar *)searchBar textDidChange:(NSString *)text {
7694     [self setObject:text forFilter:@selector(isUnfilteredAndSelectedForBy:)];
7695     [self reloadData];
7696 }
7697
7698 - (bool) shouldYield {
7699     return YES;
7700 }
7701
7702 - (bool) shouldBlock {
7703     return [self filter] == @selector(isUnfilteredAndSearchedForBy:);
7704 }
7705
7706 - (bool) isSummarized {
7707     return [self filter] == @selector(isUnfilteredAndSelectedForBy:);
7708 }
7709
7710 - (bool) showsSections {
7711     return false;
7712 }
7713
7714 - (NSMutableArray *) _reloadPackages {
7715     NSMutableArray *packages([super _reloadPackages]);
7716     if ([self filter] == @selector(isUnfilteredAndSearchedForBy:))
7717         [packages radixSortUsingSelector:@selector(rank)];
7718     return packages;
7719 }
7720
7721 - (id) initWithDatabase:(Database *)database query:(NSString *)query {
7722     if ((self = [super initWithDatabase:database title:UCLocalize("SEARCH") filter:@selector(isUnfilteredAndSearchedForBy:) with:[query componentsSeparatedByString:@" "]])) {
7723         search_ = [[[UISearchBar alloc] init] autorelease];
7724         [search_ setDelegate:self];
7725
7726         if (query != nil)
7727             [search_ setText:query];
7728     } return self;
7729 }
7730
7731 - (void) viewDidAppear:(BOOL)animated {
7732     [super viewDidAppear:animated];
7733
7734     if (!searchloaded_) {
7735         searchloaded_ = YES;
7736         [search_ setFrame:CGRectMake(0, 0, [[self view] bounds].size.width, 44.0f)];
7737         [search_ layoutSubviews];
7738         [search_ setPlaceholder:UCLocalize("SEARCH_EX")];
7739
7740         UITextField *textField;
7741         if ([search_ respondsToSelector:@selector(searchField)])
7742             textField = [search_ searchField];
7743         else
7744             textField = MSHookIvar<UITextField *>(search_, "_searchField");
7745
7746         [textField setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
7747         [textField setEnablesReturnKeyAutomatically:NO];
7748         [[self navigationItem] setTitleView:textField];
7749     }
7750 }
7751
7752 - (void) reloadData {
7753     id object([search_ text]);
7754     if ([self filter] == @selector(isUnfilteredAndSearchedForBy:))
7755         object = [object componentsSeparatedByString:@" "];
7756
7757     [self setObject:object];
7758     [self resetCursor];
7759
7760     [super reloadData];
7761 }
7762
7763 - (void) didSelectPackage:(Package *)package {
7764     [search_ resignFirstResponder];
7765     [super didSelectPackage:package];
7766 }
7767
7768 @end
7769 /* }}} */
7770 /* Package Settings Controller {{{ */
7771 @interface PackageSettingsController : CyteViewController <
7772     UITableViewDataSource,
7773     UITableViewDelegate
7774 > {
7775     _transient Database *database_;
7776     _H<NSString> name_;
7777     _H<Package> package_;
7778     _H<UITableView, 2> table_;
7779     _H<UISwitch> subscribedSwitch_;
7780     _H<UISwitch> ignoredSwitch_;
7781     _H<UITableViewCell> subscribedCell_;
7782     _H<UITableViewCell> ignoredCell_;
7783 }
7784
7785 - (id) initWithDatabase:(Database *)database package:(NSString *)package;
7786
7787 @end
7788
7789 @implementation PackageSettingsController
7790
7791 - (NSURL *) navigationURL {
7792     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/settings", (id) name_]];
7793 }
7794
7795 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
7796     if (package_ == nil)
7797         return 0;
7798
7799     if ([package_ installed] == nil)
7800         return 1;
7801     else
7802         return 2;
7803 }
7804
7805 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7806     if (package_ == nil)
7807         return 0;
7808
7809     // both sections contain just one item right now.
7810     return 1;
7811 }
7812
7813 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
7814     return nil;
7815 }
7816
7817 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
7818     if (section == 0)
7819         return UCLocalize("SHOW_ALL_CHANGES_EX");
7820     else
7821         return UCLocalize("IGNORE_UPGRADES_EX");
7822 }
7823
7824 - (void) onSubscribed:(id)control {
7825     bool value([control isOn]);
7826     if (package_ == nil)
7827         return;
7828     if ([package_ setSubscribed:value])
7829         [delegate_ updateData];
7830 }
7831
7832 - (void) _updateIgnored {
7833     const char *package([name_ UTF8String]);
7834     bool on([ignoredSwitch_ isOn]);
7835
7836     pid_t pid(ExecFork());
7837     if (pid == 0) {
7838         FILE *dpkg(popen("dpkg --set-selections", "w"));
7839         fwrite(package, strlen(package), 1, dpkg);
7840
7841         if (on)
7842             fwrite(" hold\n", 6, 1, dpkg);
7843         else
7844             fwrite(" install\n", 9, 1, dpkg);
7845
7846         pclose(dpkg);
7847
7848         exit(0);
7849         _assert(false);
7850     }
7851
7852     ReapZombie(pid);
7853 }
7854
7855 - (void) onIgnored:(id)control {
7856     NSInvocation *invocation([NSInvocation invocationWithMethodSignature:[self methodSignatureForSelector:@selector(_updateIgnored)]]);
7857     [invocation setTarget:self];
7858     [invocation setSelector:@selector(_updateIgnored)];
7859
7860     [delegate_ reloadDataWithInvocation:invocation];
7861 }
7862
7863 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7864     if (package_ == nil)
7865         return nil;
7866
7867     switch ([indexPath section]) {
7868         case 0: return subscribedCell_;
7869         case 1: return ignoredCell_;
7870
7871         _nodefault
7872     }
7873
7874     return nil;
7875 }
7876
7877 - (void) loadView {
7878     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7879
7880     table_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped] autorelease];
7881     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7882     [(UITableView *) table_ setDataSource:self];
7883     [table_ setDelegate:self];
7884     [[self view] addSubview:table_];
7885
7886     subscribedSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
7887     [subscribedSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7888     [subscribedSwitch_ addTarget:self action:@selector(onSubscribed:) forEvents:UIControlEventValueChanged];
7889
7890     ignoredSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
7891     [ignoredSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7892     [ignoredSwitch_ addTarget:self action:@selector(onIgnored:) forEvents:UIControlEventValueChanged];
7893
7894     subscribedCell_ = [[[UITableViewCell alloc] init] autorelease];
7895     [subscribedCell_ setText:UCLocalize("SHOW_ALL_CHANGES")];
7896     [subscribedCell_ setAccessoryView:subscribedSwitch_];
7897     [subscribedCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7898
7899     ignoredCell_ = [[[UITableViewCell alloc] init] autorelease];
7900     [ignoredCell_ setText:UCLocalize("IGNORE_UPGRADES")];
7901     [ignoredCell_ setAccessoryView:ignoredSwitch_];
7902     [ignoredCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7903 }
7904
7905 - (void) viewDidLoad {
7906     [super viewDidLoad];
7907
7908     [[self navigationItem] setTitle:UCLocalize("SETTINGS")];
7909 }
7910
7911 - (void) releaseSubviews {
7912     ignoredCell_ = nil;
7913     subscribedCell_ = nil;
7914     table_ = nil;
7915     ignoredSwitch_ = nil;
7916     subscribedSwitch_ = nil;
7917
7918     [super releaseSubviews];
7919 }
7920
7921 - (id) initWithDatabase:(Database *)database package:(NSString *)package {
7922     if ((self = [super init]) != nil) {
7923         database_ = database;
7924         name_ = package;
7925     } return self;
7926 }
7927
7928 - (void) reloadData {
7929     [super reloadData];
7930
7931     package_ = [database_ packageWithName:name_];
7932
7933     if (package_ != nil) {
7934         [subscribedSwitch_ setOn:([package_ subscribed] ? 1 : 0) animated:NO];
7935         [ignoredSwitch_ setOn:([package_ ignored] ? 1 : 0) animated:NO];
7936     } // XXX: what now, G?
7937
7938     [table_ reloadData];
7939 }
7940
7941 @end
7942 /* }}} */
7943
7944 /* Installed Controller {{{ */
7945 @interface InstalledController : FilteredPackageListController {
7946     BOOL expert_;
7947 }
7948
7949 - (id) initWithDatabase:(Database *)database;
7950
7951 - (void) updateRoleButton;
7952 - (void) queueStatusDidChange;
7953
7954 @end
7955
7956 @implementation InstalledController
7957
7958 - (NSURL *) navigationURL {
7959     return [NSURL URLWithString:@"cydia://installed"];
7960 }
7961
7962 - (id) initWithDatabase:(Database *)database {
7963     if ((self = [super initWithDatabase:database title:UCLocalize("INSTALLED") filter:@selector(isInstalledAndUnfiltered:) with:[NSNumber numberWithBool:YES]]) != nil) {
7964         [self updateRoleButton];
7965         [self queueStatusDidChange];
7966     } return self;
7967 }
7968
7969 #if !AlwaysReload
7970 - (void) queueButtonClicked {
7971     [delegate_ queue];
7972 }
7973 #endif
7974
7975 - (void) queueStatusDidChange {
7976 #if !AlwaysReload
7977     if (IsWildcat_) {
7978         if (Queuing_) {
7979             [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7980                 initWithTitle:UCLocalize("QUEUE")
7981                 style:UIBarButtonItemStyleDone
7982                 target:self
7983                 action:@selector(queueButtonClicked)
7984             ] autorelease]];
7985         } else {
7986             [[self navigationItem] setLeftBarButtonItem:nil];
7987         }
7988     }
7989 #endif
7990 }
7991
7992 - (void) updateRoleButton {
7993     if (Role_ != nil && ![Role_ isEqualToString:@"Developer"])
7994         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
7995             initWithTitle:(expert_ ? UCLocalize("EXPERT") : UCLocalize("SIMPLE"))
7996             style:(expert_ ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
7997             target:self
7998             action:@selector(roleButtonClicked)
7999         ] autorelease]];
8000 }
8001
8002 - (void) roleButtonClicked {
8003     [self setObject:[NSNumber numberWithBool:expert_]];
8004     [self reloadData];
8005     expert_ = !expert_;
8006
8007     [self updateRoleButton];
8008 }
8009
8010 @end
8011 /* }}} */
8012
8013 /* Source Cell {{{ */
8014 @interface SourceCell : CyteTableViewCell <
8015     CyteTableViewCellDelegate
8016 > {
8017     _H<NSURL> url_;
8018     _H<UIImage> icon_;
8019     _H<NSString> origin_;
8020     _H<NSString> label_;
8021 }
8022
8023 - (void) setSource:(Source *)source;
8024
8025 @end
8026
8027 @implementation SourceCell
8028
8029 - (void) _setImage:(NSArray *)data {
8030     if ([url_ isEqual:[data objectAtIndex:0]]) {
8031         icon_ = [data objectAtIndex:1];
8032         [content_ setNeedsDisplay];
8033     }
8034 }
8035
8036 - (void) _setSource:(NSURL *) url {
8037     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
8038
8039     if (NSData *data = [NSURLConnection
8040         sendSynchronousRequest:[NSURLRequest
8041             requestWithURL:url
8042             //cachePolicy:NSURLRequestUseProtocolCachePolicy
8043             //timeoutInterval:5
8044         ]
8045
8046         returningResponse:NULL
8047         error:NULL
8048     ])
8049         if (UIImage *image = [UIImage imageWithData:data])
8050             [self performSelectorOnMainThread:@selector(_setImage:) withObject:[NSArray arrayWithObjects:url, image, nil] waitUntilDone:NO];
8051
8052     [pool release];
8053 }
8054
8055 - (void) setSource:(Source *)source {
8056     icon_ = [UIImage applicationImageNamed:@"unknown.png"];
8057
8058     origin_ = [source name];
8059     label_ = [source rooturi];
8060
8061     [content_ setNeedsDisplay];
8062
8063     url_ = [source iconURL];
8064     [NSThread detachNewThreadSelector:@selector(_setSource:) toTarget:self withObject:url_];
8065 }
8066
8067 - (SourceCell *) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
8068     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
8069         UIView *content([self contentView]);
8070         CGRect bounds([content bounds]);
8071
8072         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
8073         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8074         [content_ setBackgroundColor:[UIColor whiteColor]];
8075         [content addSubview:content_];
8076
8077         [content_ setDelegate:self];
8078         [content_ setOpaque:YES];
8079
8080         [[content_ layer] setContentsGravity:kCAGravityTopLeft];
8081     } return self;
8082 }
8083
8084 - (NSString *) accessibilityLabel {
8085     return label_;
8086 }
8087
8088 - (void) drawContentRect:(CGRect)rect {
8089     bool highlighted(highlighted_);
8090     float width(rect.size.width);
8091
8092     if (icon_ != nil) {
8093         CGRect rect;
8094         rect.size = [(UIImage *) icon_ size];
8095
8096         while (rect.size.width > 32 || rect.size.height > 32) {
8097             rect.size.width /= 2;
8098             rect.size.height /= 2;
8099         }
8100
8101         rect.origin.x = 25 - rect.size.width / 2;
8102         rect.origin.y = 25 - rect.size.height / 2;
8103
8104         [icon_ drawInRect:rect];
8105     }
8106
8107     if (highlighted)
8108         UISetColor(White_);
8109
8110     if (!highlighted)
8111         UISetColor(Black_);
8112     [origin_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - 65) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
8113
8114     if (!highlighted)
8115         UISetColor(Gray_);
8116     [label_ drawAtPoint:CGPointMake(48, 29) forWidth:(width - 65) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
8117 }
8118
8119 @end
8120 /* }}} */
8121 /* Source Controller {{{ */
8122 @interface SourceController : FilteredPackageListController {
8123     _transient Source *source_;
8124     _H<NSString> key_;
8125 }
8126
8127 - (id) initWithDatabase:(Database *)database source:(Source *)source;
8128
8129 @end
8130
8131 @implementation SourceController
8132
8133 - (NSURL *) navigationURL {
8134     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sources/%@", [key_ stringByAddingPercentEscapesIncludingReserved]]];
8135 }
8136
8137 - (id) initWithDatabase:(Database *)database source:(Source *)source {
8138     if ((self = [super initWithDatabase:database title:[source label] filter:@selector(isVisibleInSource:) with:source]) != nil) {
8139         source_ = source;
8140         key_ = [source key];
8141     } return self;
8142 }
8143
8144 - (void) reloadData {
8145     source_ = [database_ sourceWithKey:key_];
8146     key_ = [source_ key];
8147     [self setObject:source_];
8148
8149     [[self navigationItem] setTitle:[source_ label]];
8150
8151     [super reloadData];
8152 }
8153
8154 @end
8155 /* }}} */
8156 /* Sources Controller {{{ */
8157 @interface SourcesController : CyteViewController <
8158     UITableViewDataSource,
8159     UITableViewDelegate
8160 > {
8161     _transient Database *database_;
8162     unsigned era_;
8163
8164     _H<UITableView, 2> list_;
8165     _H<NSMutableArray> sources_;
8166     int offset_;
8167
8168     _H<NSString> href_;
8169     _H<UIProgressHUD> hud_;
8170     _H<NSError> error_;
8171
8172     //NSURLConnection *installer_;
8173     NSURLConnection *trivial_;
8174     NSURLConnection *trivial_bz2_;
8175     NSURLConnection *trivial_gz_;
8176     //NSURLConnection *automatic_;
8177
8178     BOOL cydia_;
8179 }
8180
8181 - (id) initWithDatabase:(Database *)database;
8182 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated;
8183
8184 @end
8185
8186 @implementation SourcesController
8187
8188 - (void) _releaseConnection:(NSURLConnection *)connection {
8189     if (connection != nil) {
8190         [connection cancel];
8191         //[connection setDelegate:nil];
8192         [connection release];
8193     }
8194 }
8195
8196 - (void) dealloc {
8197     //[self _releaseConnection:installer_];
8198     [self _releaseConnection:trivial_];
8199     [self _releaseConnection:trivial_gz_];
8200     [self _releaseConnection:trivial_bz2_];
8201     //[self _releaseConnection:automatic_];
8202
8203     [super dealloc];
8204 }
8205
8206 - (NSURL *) navigationURL {
8207     return [NSURL URLWithString:@"cydia://sources"];
8208 }
8209
8210 - (void) viewDidAppear:(BOOL)animated {
8211     [super viewDidAppear:animated];
8212     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
8213 }
8214
8215 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8216     return 1;
8217 }
8218
8219 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
8220     return nil;
8221 }
8222
8223 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8224     return [sources_ count];
8225 }
8226
8227 - (Source *) sourceAtIndexPath:(NSIndexPath *)indexPath {
8228 @synchronized (database_) {
8229     if ([database_ era] != era_)
8230         return nil;
8231
8232     return [sources_ objectAtIndex:[indexPath row]];
8233 } }
8234
8235 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8236     static NSString *cellIdentifier = @"SourceCell";
8237
8238     SourceCell *cell = (SourceCell *) [tableView dequeueReusableCellWithIdentifier:cellIdentifier];
8239     if(cell == nil) cell = [[[SourceCell alloc] initWithFrame:CGRectZero reuseIdentifier:cellIdentifier] autorelease];
8240     [cell setSource:[self sourceAtIndexPath:indexPath]];
8241     [cell setAccessoryType:UITableViewCellAccessoryDisclosureIndicator];
8242
8243     return cell;
8244 }
8245
8246 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
8247     Source *source = [self sourceAtIndexPath:indexPath];
8248
8249     SourceController *controller = [[[SourceController alloc]
8250         initWithDatabase:database_
8251         source:source
8252     ] autorelease];
8253
8254     [controller setDelegate:delegate_];
8255
8256     [[self navigationController] pushViewController:controller animated:YES];
8257 }
8258
8259 - (BOOL) tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath {
8260     Source *source = [self sourceAtIndexPath:indexPath];
8261     return [source record] != nil;
8262 }
8263
8264 - (void) tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath {
8265     if (editingStyle ==  UITableViewCellEditingStyleDelete) {
8266         Source *source = [self sourceAtIndexPath:indexPath];
8267         [Sources_ removeObjectForKey:[source key]];
8268         [delegate_ syncData];
8269     }
8270 }
8271
8272 - (void) complete {
8273     [delegate_ addTrivialSource:href_];
8274     href_ = nil;
8275
8276     [delegate_ syncData];
8277 }
8278
8279 - (NSString *) getWarning {
8280     NSString *href(href_);
8281     NSRange colon([href rangeOfString:@"://"]);
8282     if (colon.location != NSNotFound)
8283         href = [href substringFromIndex:(colon.location + 3)];
8284     href = [href stringByAddingPercentEscapes];
8285     href = [CydiaURL(@"api/repotag/") stringByAppendingString:href];
8286
8287     NSURL *url([NSURL URLWithString:href]);
8288
8289     NSStringEncoding encoding;
8290     NSError *error(nil);
8291
8292     if (NSString *warning = [NSString stringWithContentsOfURL:url usedEncoding:&encoding error:&error])
8293         return [warning length] == 0 ? nil : warning;
8294     return nil;
8295 }
8296
8297 - (void) _endConnection:(NSURLConnection *)connection {
8298     // XXX: the memory management in this method is horribly awkward
8299
8300     NSURLConnection **field = NULL;
8301     if (connection == trivial_)
8302         field = &trivial_;
8303     else if (connection == trivial_bz2_)
8304         field = &trivial_bz2_;
8305     else if (connection == trivial_gz_)
8306         field = &trivial_gz_;
8307     _assert(field != NULL);
8308     [connection release];
8309     *field = nil;
8310
8311     if (
8312         trivial_ == nil &&
8313         trivial_bz2_ == nil &&
8314         trivial_gz_ == nil
8315     ) {
8316         NSString *warning(cydia_ ? [self yieldToSelector:@selector(getWarning)] : nil);
8317
8318         [delegate_ releaseNetworkActivityIndicator];
8319
8320         [delegate_ removeProgressHUD:hud_];
8321         hud_ = nil;
8322
8323         if (cydia_) {
8324             if (warning != nil) {
8325                 UIAlertView *alert = [[[UIAlertView alloc]
8326                     initWithTitle:UCLocalize("SOURCE_WARNING")
8327                     message:warning
8328                     delegate:self
8329                     cancelButtonTitle:UCLocalize("CANCEL")
8330                     otherButtonTitles:
8331                         UCLocalize("ADD_ANYWAY"),
8332                     nil
8333                 ] autorelease];
8334
8335                 [alert setContext:@"warning"];
8336                 [alert setNumberOfRows:1];
8337                 [alert show];
8338
8339                 // XXX: there used to be this great mechanism called yieldToPopup... who deleted it?
8340                 error_ = nil;
8341                 return;
8342             }
8343
8344             [self complete];
8345         } else if (error_ != nil) {
8346             UIAlertView *alert = [[[UIAlertView alloc]
8347                 initWithTitle:UCLocalize("VERIFICATION_ERROR")
8348                 message:[error_ localizedDescription]
8349                 delegate:self
8350                 cancelButtonTitle:UCLocalize("OK")
8351                 otherButtonTitles:nil
8352             ] autorelease];
8353
8354             [alert setContext:@"urlerror"];
8355             [alert show];
8356
8357             href_ = nil;
8358         } else {
8359             UIAlertView *alert = [[[UIAlertView alloc]
8360                 initWithTitle:UCLocalize("NOT_REPOSITORY")
8361                 message:UCLocalize("NOT_REPOSITORY_EX")
8362                 delegate:self
8363                 cancelButtonTitle:UCLocalize("OK")
8364                 otherButtonTitles:nil
8365             ] autorelease];
8366
8367             [alert setContext:@"trivial"];
8368             [alert show];
8369
8370             href_ = nil;
8371         }
8372
8373         error_ = nil;
8374     }
8375 }
8376
8377 - (void) connection:(NSURLConnection *)connection didReceiveResponse:(NSHTTPURLResponse *)response {
8378     switch ([response statusCode]) {
8379         case 200:
8380             cydia_ = YES;
8381     }
8382 }
8383
8384 - (void) connection:(NSURLConnection *)connection didFailWithError:(NSError *)error {
8385     lprintf("connection:\"%s\" didFailWithError:\"%s\"", [href_ UTF8String], [[error localizedDescription] UTF8String]);
8386     error_ = error;
8387     [self _endConnection:connection];
8388 }
8389
8390 - (void) connectionDidFinishLoading:(NSURLConnection *)connection {
8391     [self _endConnection:connection];
8392 }
8393
8394 - (NSURLConnection *) _requestHRef:(NSString *)href method:(NSString *)method {
8395     NSURL *url([NSURL URLWithString:href]);
8396
8397     NSMutableURLRequest *request = [NSMutableURLRequest
8398         requestWithURL:url
8399         cachePolicy:NSURLRequestUseProtocolCachePolicy
8400         timeoutInterval:120.0
8401     ];
8402
8403     [request setHTTPMethod:method];
8404
8405     if (Machine_ != NULL)
8406         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
8407
8408     if ([url isCydiaSecure]) {
8409         if (UniqueID_ != nil) {
8410             [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
8411             [request setValue:UniqueID_ forHTTPHeaderField:@"X-Cydia-Id"];
8412         }
8413     }
8414
8415     return [[[NSURLConnection alloc] initWithRequest:request delegate:self] autorelease];
8416 }
8417
8418 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
8419     NSString *context([alert context]);
8420
8421     if ([context isEqualToString:@"source"]) {
8422         switch (button) {
8423             case 1: {
8424                 NSString *href = [[alert textField] text];
8425
8426                 //installer_ = [[self _requestHRef:href method:@"GET"] retain];
8427
8428                 if (![href hasSuffix:@"/"])
8429                     href_ = [href stringByAppendingString:@"/"];
8430                 else
8431                     href_ = href;
8432
8433                 trivial_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages"] method:@"HEAD"] retain];
8434                 trivial_bz2_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.bz2"] method:@"HEAD"] retain];
8435                 trivial_gz_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.gz"] method:@"HEAD"] retain];
8436                 //trivial_bz2_ = [[self _requestHRef:[href stringByAppendingString:@"dists/Release"] method:@"HEAD"] retain];
8437
8438                 cydia_ = false;
8439
8440                 // XXX: this is stupid
8441                 hud_ = [delegate_ addProgressHUD];
8442                 [hud_ setText:UCLocalize("VERIFYING_URL")];
8443                 [delegate_ retainNetworkActivityIndicator];
8444             } break;
8445
8446             case 0:
8447             break;
8448
8449             _nodefault
8450         }
8451
8452         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8453     } else if ([context isEqualToString:@"trivial"])
8454         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8455     else if ([context isEqualToString:@"urlerror"])
8456         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8457     else if ([context isEqualToString:@"warning"]) {
8458         switch (button) {
8459             case 1:
8460                 [self performSelector:@selector(complete) withObject:nil afterDelay:0];
8461             break;
8462
8463             case 0:
8464             break;
8465
8466             _nodefault
8467         }
8468
8469         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8470     }
8471 }
8472
8473 - (void) loadView {
8474     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8475
8476     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain] autorelease];
8477     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8478     [list_ setRowHeight:53];
8479     [(UITableView *) list_ setDataSource:self];
8480     [list_ setDelegate:self];
8481     [[self view] addSubview:list_];
8482 }
8483
8484 - (void) viewDidLoad {
8485     [super viewDidLoad];
8486
8487     [[self navigationItem] setTitle:UCLocalize("SOURCES")];
8488     [self updateButtonsForEditingStatus:NO animated:NO];
8489 }
8490
8491 - (void) releaseSubviews {
8492     list_ = nil;
8493
8494     sources_ = nil;
8495
8496     [super releaseSubviews];
8497 }
8498
8499 - (id) initWithDatabase:(Database *)database {
8500     if ((self = [super init]) != nil) {
8501         database_ = database;
8502     } return self;
8503 }
8504
8505 - (void) reloadData {
8506     [super reloadData];
8507
8508 @synchronized (database_) {
8509     era_ = [database_ era];
8510
8511     pkgSourceList list;
8512     if ([database_ popErrorWithTitle:UCLocalize("SOURCES") forOperation:list.ReadMainList()])
8513         return;
8514
8515     sources_ = [NSMutableArray arrayWithCapacity:16];
8516     [sources_ addObjectsFromArray:[database_ sources]];
8517     _trace();
8518     [sources_ sortUsingSelector:@selector(compareByName:)];
8519     _trace();
8520
8521     int count([sources_ count]);
8522     offset_ = 0;
8523     for (int i = 0; i != count; i++) {
8524         if ([[sources_ objectAtIndex:i] record] == nil)
8525             break;
8526         offset_++;
8527     }
8528
8529     [list_ setEditing:NO];
8530     [self updateButtonsForEditingStatus:NO animated:NO];
8531     [list_ reloadData];
8532 } }
8533
8534 - (void) showAddSourcePrompt {
8535     UIAlertView *alert = [[[UIAlertView alloc]
8536         initWithTitle:UCLocalize("ENTER_APT_URL")
8537         message:nil
8538         delegate:self
8539         cancelButtonTitle:UCLocalize("CANCEL")
8540         otherButtonTitles:
8541             UCLocalize("ADD_SOURCE"),
8542         nil
8543     ] autorelease];
8544
8545     [alert setContext:@"source"];
8546
8547     [alert setNumberOfRows:1];
8548     [alert addTextFieldWithValue:@"http://" label:@""];
8549
8550     UITextInputTraits *traits = [[alert textField] textInputTraits];
8551     [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
8552     [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
8553     [traits setKeyboardType:UIKeyboardTypeURL];
8554     // XXX: UIReturnKeyDone
8555     [traits setReturnKeyType:UIReturnKeyNext];
8556
8557     [alert show];
8558 }
8559
8560 - (void) addButtonClicked {
8561     [self showAddSourcePrompt];
8562 }
8563
8564 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated {
8565     [[self navigationItem] setLeftBarButtonItem:(editing ? [[[UIBarButtonItem alloc]
8566         initWithTitle:UCLocalize("ADD")
8567         style:UIBarButtonItemStylePlain
8568         target:self
8569         action:@selector(addButtonClicked)
8570     ] autorelease] : [[self navigationItem] backBarButtonItem]) animated:animated];
8571
8572     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8573         initWithTitle:(editing ? UCLocalize("DONE") : UCLocalize("EDIT"))
8574         style:(editing ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8575         target:self
8576         action:@selector(editButtonClicked)
8577     ] autorelease] animated:animated];
8578
8579     if (IsWildcat_ && !editing)
8580         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8581             initWithTitle:UCLocalize("SETTINGS")
8582             style:UIBarButtonItemStylePlain
8583             target:self
8584             action:@selector(settingsButtonClicked)
8585         ] autorelease]];
8586 }
8587
8588 - (void) settingsButtonClicked {
8589     [delegate_ showSettings];
8590 }
8591
8592 - (void) editButtonClicked {
8593     [list_ setEditing:![list_ isEditing] animated:YES];
8594
8595     [self updateButtonsForEditingStatus:[list_ isEditing] animated:YES];
8596 }
8597
8598 @end
8599 /* }}} */
8600
8601 /* Settings Controller {{{ */
8602 @interface SettingsController : CyteViewController <
8603     UITableViewDataSource,
8604     UITableViewDelegate
8605 > {
8606     _transient Database *database_;
8607     // XXX: ok, "roledelegate_"?...
8608     _transient id roledelegate_;
8609     _H<UITableView, 2> table_;
8610     _H<UISegmentedControl> segment_;
8611     _H<UIView> container_;
8612 }
8613
8614 - (void) showDoneButton;
8615 - (void) resizeSegmentedControl;
8616
8617 @end
8618
8619 @implementation SettingsController
8620
8621 - (void) loadView {
8622     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8623
8624     table_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped] autorelease];
8625     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8626     [table_ setDelegate:self];
8627     [(UITableView *) table_ setDataSource:self];
8628     [[self view] addSubview:table_];
8629
8630     NSArray *items = [NSArray arrayWithObjects:
8631         UCLocalize("USER"),
8632         UCLocalize("HACKER"),
8633         UCLocalize("DEVELOPER"),
8634     nil];
8635     segment_ = [[[UISegmentedControl alloc] initWithItems:items] autorelease];
8636     [segment_ setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleLeftMargin)];
8637     container_ = [[[UIView alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, 44.0f)] autorelease];
8638     [container_ addSubview:segment_];
8639 }
8640
8641 - (void) viewDidLoad {
8642     [super viewDidLoad];
8643
8644     [[self navigationItem] setTitle:UCLocalize("WHO_ARE_YOU")];
8645
8646     int index = -1;
8647     if ([Role_ isEqualToString:@"User"]) index = 0;
8648     if ([Role_ isEqualToString:@"Hacker"]) index = 1;
8649     if ([Role_ isEqualToString:@"Developer"]) index = 2;
8650     if (index != -1) {
8651         [segment_ setSelectedSegmentIndex:index];
8652         [self showDoneButton];
8653     }
8654
8655     [segment_ addTarget:self action:@selector(segmentChanged:) forControlEvents:UIControlEventValueChanged];
8656     [self resizeSegmentedControl];
8657 }
8658
8659 - (void) releaseSubviews {
8660     table_ = nil;
8661     segment_ = nil;
8662     container_ = nil;
8663
8664     [super releaseSubviews];
8665 }
8666
8667 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
8668     if ((self = [super init]) != nil) {
8669         database_ = database;
8670         roledelegate_ = delegate;
8671     } return self;
8672 }
8673
8674 - (void) resizeSegmentedControl {
8675     CGFloat width = [[self view] frame].size.width;
8676     [segment_ setFrame:CGRectMake(width / 32.0f, 0, width - (width / 32.0f * 2.0f), 44.0f)];
8677 }
8678
8679 - (void) viewWillAppear:(BOOL)animated {
8680     [super viewWillAppear:animated];
8681
8682     [self resizeSegmentedControl];
8683 }
8684
8685 - (void) willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation duration:(NSTimeInterval)duration {
8686     [self resizeSegmentedControl];
8687 }
8688
8689 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
8690     [self resizeSegmentedControl];
8691 }
8692
8693 - (void) save {
8694     NSString *role(nil);
8695
8696     switch ([segment_ selectedSegmentIndex]) {
8697         case 0: role = @"User"; break;
8698         case 1: role = @"Hacker"; break;
8699         case 2: role = @"Developer"; break;
8700
8701         _nodefault
8702     }
8703
8704     if (![role isEqualToString:Role_]) {
8705         bool rolling(Role_ == nil);
8706         Role_ = role;
8707
8708         Settings_ = [NSMutableDictionary dictionaryWithObjectsAndKeys:
8709             Role_, @"Role",
8710         nil];
8711
8712         [Metadata_ setObject:Settings_ forKey:@"Settings"];
8713         Changed_ = true;
8714
8715         if (rolling)
8716             [roledelegate_ loadData];
8717         else
8718             [roledelegate_ updateData];
8719     }
8720 }
8721
8722 - (void) segmentChanged:(UISegmentedControl *)control {
8723     [self showDoneButton];
8724 }
8725
8726 - (void) saveAndClose {
8727     [self save];
8728
8729     [[self navigationItem] setRightBarButtonItem:nil];
8730     [[self navigationController] dismissModalViewControllerAnimated:YES];
8731 }
8732
8733 - (void) doneButtonClicked {
8734     UIActivityIndicatorView *spinner = [[[UIActivityIndicatorView alloc] initWithFrame:CGRectMake(0, 0, 20.0f, 20.0f)] autorelease];
8735     [spinner startAnimating];
8736     UIBarButtonItem *spinItem = [[[UIBarButtonItem alloc] initWithCustomView:spinner] autorelease];
8737     [[self navigationItem] setRightBarButtonItem:spinItem];
8738
8739     [self performSelector:@selector(saveAndClose) withObject:nil afterDelay:0];
8740 }
8741
8742 - (void) showDoneButton {
8743     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8744         initWithTitle:UCLocalize("DONE")
8745         style:UIBarButtonItemStyleDone
8746         target:self
8747         action:@selector(doneButtonClicked)
8748     ] autorelease] animated:([[self navigationItem] rightBarButtonItem] == nil)];
8749 }
8750
8751 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8752     // XXX: For not having a single cell in the table, this sure is a lot of sections.
8753     return 6;
8754 }
8755
8756 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8757     return 0; // :(
8758 }
8759
8760 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8761     return nil; // This method is required by the protocol.
8762 }
8763
8764 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
8765     if (section == 1)
8766         return UCLocalize("ROLE_EX");
8767     if (section == 4)
8768         return [NSString stringWithFormat:
8769             @"%@: %@\n%@: %@\n%@: %@",
8770             UCLocalize("USER"), UCLocalize("USER_EX"),
8771             UCLocalize("HACKER"), UCLocalize("HACKER_EX"),
8772             UCLocalize("DEVELOPER"), UCLocalize("DEVELOPER_EX")
8773         ];
8774     else return nil;
8775 }
8776
8777 - (CGFloat) tableView:(UITableView *)tableView heightForHeaderInSection:(NSInteger)section {
8778     return section == 3 ? 44.0f : 0;
8779 }
8780
8781 - (UIView *) tableView:(UITableView *)tableView viewForHeaderInSection:(NSInteger)section {
8782     return section == 3 ? container_ : nil;
8783 }
8784
8785 - (void) reloadData {
8786     [super reloadData];
8787
8788     [table_ reloadData];
8789 }
8790
8791 @end
8792 /* }}} */
8793 /* Stash Controller {{{ */
8794 @interface StashController : CyteViewController {
8795     _H<UIActivityIndicatorView> spinner_;
8796     _H<UILabel> status_;
8797     _H<UILabel> caption_;
8798 }
8799
8800 @end
8801
8802 @implementation StashController
8803
8804 - (void) loadView {
8805     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8806     [[self view] setBackgroundColor:[UIColor viewFlipsideBackgroundColor]];
8807
8808     spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteLarge] autorelease];
8809     CGRect spinrect = [spinner_ frame];
8810     spinrect.origin.x = ([[self view] frame].size.width / 2) - (spinrect.size.width / 2);
8811     spinrect.origin.y = [[self view] frame].size.height - 80.0f;
8812     [spinner_ setFrame:spinrect];
8813     [spinner_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin];
8814     [[self view] addSubview:spinner_];
8815     [spinner_ startAnimating];
8816
8817     CGRect captrect;
8818     captrect.size.width = [[self view] frame].size.width;
8819     captrect.size.height = 40.0f;
8820     captrect.origin.x = 0;
8821     captrect.origin.y = ([[self view] frame].size.height / 2) - (captrect.size.height * 2);
8822     caption_ = [[[UILabel alloc] initWithFrame:captrect] autorelease];
8823     [caption_ setText:UCLocalize("PREPARING_FILESYSTEM")];
8824     [caption_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8825     [caption_ setFont:[UIFont boldSystemFontOfSize:28.0f]];
8826     [caption_ setTextColor:[UIColor whiteColor]];
8827     [caption_ setBackgroundColor:[UIColor clearColor]];
8828     [caption_ setShadowColor:[UIColor blackColor]];
8829     [caption_ setTextAlignment:UITextAlignmentCenter];
8830     [[self view] addSubview:caption_];
8831
8832     CGRect statusrect;
8833     statusrect.size.width = [[self view] frame].size.width;
8834     statusrect.size.height = 30.0f;
8835     statusrect.origin.x = 0;
8836     statusrect.origin.y = ([[self view] frame].size.height / 2) - statusrect.size.height;
8837     status_ = [[[UILabel alloc] initWithFrame:statusrect] autorelease];
8838     [status_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8839     [status_ setText:UCLocalize("EXIT_WHEN_COMPLETE")];
8840     [status_ setFont:[UIFont systemFontOfSize:16.0f]];
8841     [status_ setTextColor:[UIColor whiteColor]];
8842     [status_ setBackgroundColor:[UIColor clearColor]];
8843     [status_ setShadowColor:[UIColor blackColor]];
8844     [status_ setTextAlignment:UITextAlignmentCenter];
8845     [[self view] addSubview:status_];
8846 }
8847
8848 - (void) releaseSubviews {
8849     spinner_ = nil;
8850     status_ = nil;
8851     caption_ = nil;
8852
8853     [super releaseSubviews];
8854 }
8855
8856 @end
8857 /* }}} */
8858
8859 @interface CYURLCache : SDURLCache {
8860 }
8861
8862 @end
8863
8864 @implementation CYURLCache
8865
8866 - (void) logEvent:(NSString *)event forRequest:(NSURLRequest *)request {
8867 #if !ForRelease
8868     if (false);
8869     else if ([event isEqualToString:@"no-cache"])
8870         event = @"!!!";
8871     else if ([event isEqualToString:@"store"])
8872         event = @">>>";
8873     else if ([event isEqualToString:@"invalid"])
8874         event = @"???";
8875     else if ([event isEqualToString:@"memory"])
8876         event = @"mem";
8877     else if ([event isEqualToString:@"disk"])
8878         event = @"ssd";
8879     else if ([event isEqualToString:@"miss"])
8880         event = @"---";
8881
8882     NSLog(@"%@: %@", event, [[request URL] absoluteString]);
8883 #endif
8884 }
8885
8886 - (void) storeCachedResponse:(NSCachedURLResponse *)cached forRequest:(NSURLRequest *)request {
8887     if (NSURLResponse *response = [cached response])
8888         if (NSString *mime = [response MIMEType])
8889             if ([mime isEqualToString:@"text/cache-manifest"]) {
8890                 NSURL *url([response URL]);
8891
8892 #if !ForRelease
8893                 NSLog(@"###: %@", [url absoluteString]);
8894 #endif
8895
8896                 @synchronized (HostConfig_) {
8897                     [CachedURLs_ addObject:url];
8898                 }
8899             }
8900
8901     [super storeCachedResponse:cached forRequest:request];
8902 }
8903
8904 @end
8905
8906 @interface Cydia : UIApplication <
8907     ConfirmationControllerDelegate,
8908     DatabaseDelegate,
8909     CydiaDelegate,
8910     UINavigationControllerDelegate,
8911     UITabBarControllerDelegate
8912 > {
8913     _H<UIWindow> window_;
8914     _H<CYTabBarController> tabbar_;
8915     _H<CydiaLoadingViewController> emulated_;
8916
8917     _H<NSMutableArray> essential_;
8918     _H<NSMutableArray> broken_;
8919
8920     Database *database_;
8921
8922     _H<NSURL> starturl_;
8923
8924     unsigned locked_;
8925     unsigned activity_;
8926
8927     _H<StashController> stash_;
8928
8929     bool loaded_;
8930 }
8931
8932 - (void) loadData;
8933
8934 @end
8935
8936 @implementation Cydia
8937
8938 - (void) beginUpdate {
8939     [tabbar_ beginUpdate];
8940 }
8941
8942 - (BOOL) updating {
8943     return [tabbar_ updating];
8944 }
8945
8946 - (void) _loaded {
8947     if ([broken_ count] != 0) {
8948         int count = [broken_ count];
8949
8950         UIAlertView *alert = [[[UIAlertView alloc]
8951             initWithTitle:(count == 1 ? UCLocalize("HALFINSTALLED_PACKAGE") : [NSString stringWithFormat:UCLocalize("HALFINSTALLED_PACKAGES"), count])
8952             message:UCLocalize("HALFINSTALLED_PACKAGE_EX")
8953             delegate:self
8954             cancelButtonTitle:UCLocalize("FORCIBLY_CLEAR")
8955             otherButtonTitles:
8956                 UCLocalize("TEMPORARY_IGNORE"),
8957             nil
8958         ] autorelease];
8959
8960         [alert setContext:@"fixhalf"];
8961         [alert setNumberOfRows:2];
8962         [alert show];
8963     } else if (!Ignored_ && [essential_ count] != 0) {
8964         int count = [essential_ count];
8965
8966         UIAlertView *alert = [[[UIAlertView alloc]
8967             initWithTitle:(count == 1 ? UCLocalize("ESSENTIAL_UPGRADE") : [NSString stringWithFormat:UCLocalize("ESSENTIAL_UPGRADES"), count])
8968             message:UCLocalize("ESSENTIAL_UPGRADE_EX")
8969             delegate:self
8970             cancelButtonTitle:UCLocalize("TEMPORARY_IGNORE")
8971             otherButtonTitles:
8972                 UCLocalize("UPGRADE_ESSENTIAL"),
8973                 UCLocalize("COMPLETE_UPGRADE"),
8974             nil
8975         ] autorelease];
8976
8977         [alert setContext:@"upgrade"];
8978         [alert show];
8979     }
8980 }
8981
8982 - (void) returnToCydia {
8983     [self _loaded];
8984 }
8985
8986 - (void) _saveConfig {
8987     @synchronized (database_) {
8988         _trace();
8989         MetaFile_.Sync();
8990         _trace();
8991     }
8992
8993     if (Changed_) {
8994         NSString *error(nil);
8995
8996         if (NSData *data = [NSPropertyListSerialization dataFromPropertyList:Metadata_ format:NSPropertyListBinaryFormat_v1_0 errorDescription:&error]) {
8997             _trace();
8998             NSError *error(nil);
8999             if (![data writeToFile:@"/var/lib/cydia/metadata.plist" options:NSAtomicWrite error:&error])
9000                 NSLog(@"failure to save metadata data: %@", error);
9001             _trace();
9002
9003             Changed_ = false;
9004         } else {
9005             NSLog(@"failure to serialize metadata: %@", error);
9006         }
9007     }
9008
9009     CydiaWriteSources();
9010 }
9011
9012 // Navigation controller for the queuing badge.
9013 - (UINavigationController *) queueNavigationController {
9014     NSArray *controllers = [tabbar_ viewControllers];
9015     return [controllers objectAtIndex:3];
9016 }
9017
9018 - (void) unloadData {
9019     [tabbar_ unloadData];
9020 }
9021
9022 - (void) _updateData {
9023     [self _saveConfig];
9024     [self unloadData];
9025
9026     UINavigationController *navigation = [self queueNavigationController];
9027
9028     id queuedelegate = nil;
9029     if ([[navigation viewControllers] count] > 0)
9030         queuedelegate = [[navigation viewControllers] objectAtIndex:0];
9031
9032     [queuedelegate queueStatusDidChange];
9033     [[navigation tabBarItem] setBadgeValue:(Queuing_ ? UCLocalize("Q_D") : nil)];
9034 }
9035
9036 - (void) _refreshIfPossible:(NSDate *)update {
9037     NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
9038
9039     bool recently = false;
9040     if (update != nil) {
9041         NSTimeInterval interval([update timeIntervalSinceNow]);
9042         if (interval <= 0 && interval > -(15*60))
9043             recently = true;
9044     }
9045
9046     // Don't automatic refresh if:
9047     //  - We already refreshed recently.
9048     //  - We already auto-refreshed this launch.
9049     //  - Auto-refresh is disabled.
9050     if (recently || loaded_ || ManualRefresh) {
9051         // If we are cancelling, we need to make sure it knows it's already loaded.
9052         loaded_ = true;
9053
9054         [self performSelectorOnMainThread:@selector(_loaded) withObject:nil waitUntilDone:NO];
9055     } else {
9056         // We are going to load, so remember that.
9057         loaded_ = true;
9058
9059         SCNetworkReachabilityFlags flags; {
9060             SCNetworkReachabilityRef reachability(SCNetworkReachabilityCreateWithName(NULL, "cydia.saurik.com"));
9061             SCNetworkReachabilityGetFlags(reachability, &flags);
9062             CFRelease(reachability);
9063         }
9064
9065         // XXX: this elaborate mess is what Apple is using to determine this? :(
9066         // XXX: do we care if the user has to intervene? maybe that's ok?
9067         bool reachable(
9068             (flags & kSCNetworkReachabilityFlagsReachable) != 0 && (
9069                 (flags & kSCNetworkReachabilityFlagsConnectionRequired) == 0 || (
9070                     (flags & kSCNetworkReachabilityFlagsConnectionOnDemand) != 0 ||
9071                     (flags & kSCNetworkReachabilityFlagsConnectionOnTraffic) != 0
9072                 ) && (flags & kSCNetworkReachabilityFlagsInterventionRequired) == 0 ||
9073                 (flags & kSCNetworkReachabilityFlagsIsWWAN) != 0
9074             )
9075         );
9076
9077         // If we can reach the server, auto-refresh!
9078         if (reachable)
9079             [tabbar_ performSelectorOnMainThread:@selector(setUpdate:) withObject:update waitUntilDone:NO];
9080     }
9081
9082     [pool release];
9083 }
9084
9085 - (void) refreshIfPossible {
9086     [NSThread detachNewThreadSelector:@selector(_refreshIfPossible:) toTarget:self withObject:[Metadata_ objectForKey:@"LastUpdate"]];
9087 }
9088
9089 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
9090 @synchronized (self) {
9091     UIProgressHUD *hud(loaded_ ? [self addProgressHUD] : nil);
9092     [hud setText:UCLocalize("RELOADING_DATA")];
9093
9094     [database_ yieldToSelector:@selector(reloadDataWithInvocation:) withObject:invocation];
9095
9096     size_t changes(0);
9097
9098     [essential_ removeAllObjects];
9099     [broken_ removeAllObjects];
9100
9101     NSArray *packages([database_ packages]);
9102     for (Package *package in packages) {
9103         if ([package half])
9104             [broken_ addObject:package];
9105         if ([package upgradableAndEssential:NO]) {
9106             if ([package essential])
9107                 [essential_ addObject:package];
9108             ++changes;
9109         }
9110     }
9111
9112     UITabBarItem *changesItem = [[[tabbar_ viewControllers] objectAtIndex:2] tabBarItem];
9113     if (changes != 0) {
9114         _trace();
9115         NSString *badge([[NSNumber numberWithInt:changes] stringValue]);
9116         [changesItem setBadgeValue:badge];
9117         [changesItem setAnimatedBadge:([essential_ count] > 0)];
9118         [self setApplicationIconBadgeNumber:changes];
9119     } else {
9120         _trace();
9121         [changesItem setBadgeValue:nil];
9122         [changesItem setAnimatedBadge:NO];
9123         [self setApplicationIconBadgeNumber:0];
9124     }
9125
9126     [self _updateData];
9127
9128     if (hud != nil)
9129         [self removeProgressHUD:hud];
9130 } }
9131
9132 - (void) updateData {
9133     [self _updateData];
9134 }
9135
9136 - (void) update_ {
9137     [database_ update];
9138     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
9139 }
9140
9141 - (void) disemulate {
9142     if (emulated_ == nil)
9143         return;
9144
9145     [window_ addSubview:[tabbar_ view]];
9146     [[emulated_ view] removeFromSuperview];
9147     emulated_ = nil;
9148     [window_ setUserInteractionEnabled:YES];
9149 }
9150
9151 - (void) presentModalViewController:(UIViewController *)controller force:(BOOL)force {
9152     UINavigationController *navigation([[[UINavigationController alloc] initWithRootViewController:controller] autorelease]);
9153     if (IsWildcat_)
9154         [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
9155
9156     UIViewController *parent;
9157     if (emulated_ == nil)
9158         parent = tabbar_;
9159     else if (!force)
9160         parent = emulated_;
9161     else {
9162         [self disemulate];
9163         parent = tabbar_;
9164     }
9165
9166     [parent presentModalViewController:navigation animated:YES];
9167 }
9168
9169 - (ProgressController *) invokeNewProgress:(NSInvocation *)invocation forController:(UINavigationController *)navigation withTitle:(NSString *)title {
9170     ProgressController *progress([[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease]);
9171
9172     if (navigation != nil)
9173         [navigation pushViewController:progress animated:YES];
9174     else
9175         [self presentModalViewController:progress force:YES];
9176
9177     [progress invoke:invocation withTitle:title];
9178     return progress;
9179 }
9180
9181 - (void) detachNewProgressSelector:(SEL)selector toTarget:(id)target forController:(UINavigationController *)navigation title:(NSString *)title {
9182     [self invokeNewProgress:[NSInvocation invocationWithSelector:selector forTarget:target] forController:navigation withTitle:title];
9183 }
9184
9185 - (void) repairWithInvocation:(NSInvocation *)invocation {
9186     _trace();
9187     [self invokeNewProgress:invocation forController:nil withTitle:@"REPAIRING"];
9188     _trace();
9189 }
9190
9191 - (void) repairWithSelector:(SEL)selector {
9192     [self performSelectorOnMainThread:@selector(repairWithInvocation:) withObject:[NSInvocation invocationWithSelector:selector forTarget:database_] waitUntilDone:YES];
9193 }
9194
9195 - (void) reloadData {
9196     [self reloadDataWithInvocation:nil];
9197     if ([database_ progressDelegate] == nil)
9198         [self _loaded];
9199 }
9200
9201 - (void) syncData {
9202     [self _saveConfig];
9203     [self detachNewProgressSelector:@selector(update_) toTarget:self forController:nil title:@"UPDATING_SOURCES"];
9204 }
9205
9206 - (void) addSource:(NSDictionary *) source {
9207     CydiaAddSource(source);
9208 }
9209
9210 - (void) addSource:(NSString *)href withDistribution:(NSString *)distribution andSections:(NSArray *)sections {
9211     CydiaAddSource(href, distribution, sections);
9212 }
9213
9214 - (void) addTrivialSource:(NSString *)href {
9215     CydiaAddSource(href, @"./");
9216 }
9217
9218 - (void) updateValues {
9219     Changed_ = true;
9220 }
9221
9222 - (void) resolve {
9223     pkgProblemResolver *resolver = [database_ resolver];
9224
9225     resolver->InstallProtect();
9226     if (!resolver->Resolve(true))
9227         _error->Discard();
9228 }
9229
9230 - (bool) perform {
9231     // XXX: this is a really crappy way of doing this.
9232     // like, seriously: this state machine is still broken, and cancelling this here doesn't really /fix/ that.
9233     // for one, the user can still /start/ a reloading data event while they have a queue, which is stupid
9234     // for two, this just means there is a race condition between the refresh completing and the confirmation controller appearing.
9235     if ([tabbar_ updating])
9236         [tabbar_ cancelUpdate];
9237
9238     if (![database_ prepare])
9239         return false;
9240
9241     ConfirmationController *page([[[ConfirmationController alloc] initWithDatabase:database_] autorelease]);
9242     [page setDelegate:self];
9243     UINavigationController *confirm_([[[UINavigationController alloc] initWithRootViewController:page] autorelease]);
9244
9245     if (IsWildcat_)
9246         [confirm_ setModalPresentationStyle:UIModalPresentationFormSheet];
9247     [tabbar_ presentModalViewController:confirm_ animated:YES];
9248
9249     return true;
9250 }
9251
9252 - (void) queue {
9253     @synchronized (self) {
9254         [self perform];
9255     }
9256 }
9257
9258 - (void) clearPackage:(Package *)package {
9259     @synchronized (self) {
9260         [package clear];
9261         [self resolve];
9262         [self perform];
9263     }
9264 }
9265
9266 - (void) installPackages:(NSArray *)packages {
9267     @synchronized (self) {
9268         for (Package *package in packages)
9269             [package install];
9270         [self resolve];
9271         [self perform];
9272     }
9273 }
9274
9275 - (void) installPackage:(Package *)package {
9276     @synchronized (self) {
9277         [package install];
9278         [self resolve];
9279         [self perform];
9280     }
9281 }
9282
9283 - (void) removePackage:(Package *)package {
9284     @synchronized (self) {
9285         [package remove];
9286         [self resolve];
9287         [self perform];
9288     }
9289 }
9290
9291 - (void) distUpgrade {
9292     @synchronized (self) {
9293         if (![database_ upgrade])
9294             return;
9295         [self perform];
9296     }
9297 }
9298
9299 - (void) perform_ {
9300     [database_ perform];
9301     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
9302 }
9303
9304 - (void) confirmWithNavigationController:(UINavigationController *)navigation {
9305     Queuing_ = false;
9306     ++locked_;
9307     [self detachNewProgressSelector:@selector(perform_) toTarget:self forController:navigation title:@"RUNNING"];
9308     --locked_;
9309     [self refreshIfPossible];
9310 }
9311
9312 - (void) showSettings {
9313     [self presentModalViewController:[[[SettingsController alloc] initWithDatabase:database_ delegate:self] autorelease] force:NO];
9314 }
9315
9316 - (void) retainNetworkActivityIndicator {
9317     if (activity_++ == 0)
9318         [self setNetworkActivityIndicatorVisible:YES];
9319
9320 #if TraceLogging
9321     NSLog(@"retainNetworkActivityIndicator->%d", activity_);
9322 #endif
9323 }
9324
9325 - (void) releaseNetworkActivityIndicator {
9326     if (--activity_ == 0)
9327         [self setNetworkActivityIndicatorVisible:NO];
9328
9329 #if TraceLogging
9330     NSLog(@"releaseNetworkActivityIndicator->%d", activity_);
9331 #endif
9332
9333 }
9334
9335 - (void) cancelAndClear:(bool)clear {
9336     @synchronized (self) {
9337         if (clear) {
9338             [database_ clear];
9339             Queuing_ = false;
9340         } else {
9341             Queuing_ = true;
9342         }
9343
9344         [self _updateData];
9345     }
9346 }
9347
9348 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
9349     NSString *context([alert context]);
9350
9351     if ([context isEqualToString:@"conffile"]) {
9352         FILE *input = [database_ input];
9353         if (button == [alert cancelButtonIndex])
9354             fprintf(input, "N\n");
9355         else if (button == [alert firstOtherButtonIndex])
9356             fprintf(input, "Y\n");
9357         fflush(input);
9358
9359         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9360     } else if ([context isEqualToString:@"fixhalf"]) {
9361         if (button == [alert cancelButtonIndex]) {
9362             @synchronized (self) {
9363                 for (Package *broken in (id) broken_) {
9364                     [broken remove];
9365
9366                     NSString *id = [broken id];
9367                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.prerm", id] UTF8String]);
9368                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postrm", id] UTF8String]);
9369                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.preinst", id] UTF8String]);
9370                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postinst", id] UTF8String]);
9371                 }
9372
9373                 [self resolve];
9374                 [self perform];
9375             }
9376         } else if (button == [alert firstOtherButtonIndex]) {
9377             [broken_ removeAllObjects];
9378             [self _loaded];
9379         }
9380
9381         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9382     } else if ([context isEqualToString:@"upgrade"]) {
9383         if (button == [alert firstOtherButtonIndex]) {
9384             @synchronized (self) {
9385                 for (Package *essential in (id) essential_)
9386                     [essential install];
9387
9388                 [self resolve];
9389                 [self perform];
9390             }
9391         } else if (button == [alert firstOtherButtonIndex] + 1) {
9392             [self distUpgrade];
9393         } else if (button == [alert cancelButtonIndex]) {
9394             Ignored_ = YES;
9395         }
9396
9397         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9398     }
9399 }
9400
9401 - (void) system:(NSString *)command {
9402     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9403
9404     _trace();
9405     system([command UTF8String]);
9406     _trace();
9407
9408     [pool release];
9409 }
9410
9411 - (void) applicationWillSuspend {
9412     [database_ clean];
9413     [super applicationWillSuspend];
9414 }
9415
9416 - (BOOL) isSafeToSuspend {
9417     if (locked_ != 0) {
9418 #if !ForRelease
9419         NSLog(@"isSafeToSuspend: locked_ != 0");
9420 #endif
9421         return false;
9422     }
9423
9424     // Use external process status API internally.
9425     // This is probably a really bad idea.
9426     // XXX: what is the point of this? does this solve anything at all?
9427     uint64_t status = 0;
9428     int notify_token;
9429     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
9430         notify_get_state(notify_token, &status);
9431         notify_cancel(notify_token);
9432     }
9433
9434     if (status != 0) {
9435 #if !ForRelease
9436         NSLog(@"isSafeToSuspend: status != 0");
9437 #endif
9438         return false;
9439     }
9440
9441 #if !ForRelease
9442     NSLog(@"isSafeToSuspend: -> true");
9443 #endif
9444     return true;
9445 }
9446
9447 - (void) applicationSuspend:(__GSEvent *)event {
9448     if ([self isSafeToSuspend])
9449         [super applicationSuspend:event];
9450 }
9451
9452 - (void) _animateSuspension:(BOOL)arg0 duration:(double)arg1 startTime:(double)arg2 scale:(float)arg3 {
9453     if ([self isSafeToSuspend])
9454         [super _animateSuspension:arg0 duration:arg1 startTime:arg2 scale:arg3];
9455 }
9456
9457 - (void) _setSuspended:(BOOL)value {
9458     if ([self isSafeToSuspend])
9459         [super _setSuspended:value];
9460 }
9461
9462 - (UIProgressHUD *) addProgressHUD {
9463     UIProgressHUD *hud([[[UIProgressHUD alloc] init] autorelease]);
9464     [hud setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
9465
9466     [window_ setUserInteractionEnabled:NO];
9467
9468     UIViewController *target(tabbar_);
9469     if (UIViewController *modal = [target modalViewController])
9470         target = modal;
9471
9472     [hud showInView:[target view]];
9473
9474     ++locked_;
9475     return hud;
9476 }
9477
9478 - (void) removeProgressHUD:(UIProgressHUD *)hud {
9479     --locked_;
9480     [hud hide];
9481     [hud removeFromSuperview];
9482     [window_ setUserInteractionEnabled:YES];
9483 }
9484
9485 - (CyteViewController *) pageForPackage:(NSString *)name {
9486     return [[[CYPackageController alloc] initWithDatabase:database_ forPackage:name] autorelease];
9487 }
9488
9489 - (CyteViewController *) pageForURL:(NSURL *)url forExternal:(BOOL)external {
9490     NSString *scheme([[url scheme] lowercaseString]);
9491     if ([[url absoluteString] length] <= [scheme length] + 3)
9492         return nil;
9493     NSString *path([[url absoluteString] substringFromIndex:[scheme length] + 3]);
9494     NSArray *components([path componentsSeparatedByString:@"/"]);
9495
9496     if ([scheme isEqualToString:@"apptapp"] && [components count] > 0 && [[components objectAtIndex:0] isEqualToString:@"package"])
9497         return [self pageForPackage:[components objectAtIndex:1]];
9498
9499     if ([components count] < 1 || ![scheme isEqualToString:@"cydia"])
9500         return nil;
9501
9502     NSString *base([components objectAtIndex:0]);
9503
9504     CyteViewController *controller = nil;
9505
9506     if ([base isEqualToString:@"url"]) {
9507         // This kind of URL can contain slashes in the argument, so we can't parse them below.
9508         NSString *destination = [[url absoluteString] substringFromIndex:([scheme length] + [@"://" length] + [base length] + [@"/" length])];
9509         controller = [[[CydiaWebViewController alloc] initWithURL:[NSURL URLWithString:destination]] autorelease];
9510     } else if (!external && [components count] == 1) {
9511         if ([base isEqualToString:@"manage"]) {
9512             controller = [[[ManageController alloc] init] autorelease];
9513         }
9514
9515         if ([base isEqualToString:@"storage"]) {
9516             controller = [[[CydiaWebViewController alloc] initWithURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/storage/", UI_]]] autorelease];
9517         }
9518
9519         if ([base isEqualToString:@"sources"]) {
9520             controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9521         }
9522
9523         if ([base isEqualToString:@"home"]) {
9524             controller = [[[HomeController alloc] init] autorelease];
9525         }
9526
9527         if ([base isEqualToString:@"sections"]) {
9528             controller = [[[SectionsController alloc] initWithDatabase:database_] autorelease];
9529         }
9530
9531         if ([base isEqualToString:@"search"]) {
9532             controller = [[[SearchController alloc] initWithDatabase:database_ query:nil] autorelease];
9533         }
9534
9535         if ([base isEqualToString:@"changes"]) {
9536             controller = [[[ChangesController alloc] initWithDatabase:database_] autorelease];
9537         }
9538
9539         if ([base isEqualToString:@"installed"]) {
9540             controller = [[[InstalledController alloc] initWithDatabase:database_] autorelease];
9541         }
9542     } else if ([components count] == 2) {
9543         NSString *argument = [components objectAtIndex:1];
9544
9545         if ([base isEqualToString:@"package"]) {
9546             controller = [self pageForPackage:argument];
9547         }
9548
9549         if (!external && [base isEqualToString:@"search"]) {
9550             controller = [[[SearchController alloc] initWithDatabase:database_ query:argument] autorelease];
9551         }
9552
9553         if (!external && [base isEqualToString:@"sections"]) {
9554             if ([argument isEqualToString:@"all"])
9555                 argument = nil;
9556             controller = [[[SectionController alloc] initWithDatabase:database_ section:argument] autorelease];
9557         }
9558
9559         if (!external && [base isEqualToString:@"sources"]) {
9560             if ([argument isEqualToString:@"add"]) {
9561                 controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9562                 [(SourcesController *)controller showAddSourcePrompt];
9563             } else {
9564                 Source *source = [database_ sourceWithKey:[argument stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
9565                 controller = [[[SourceController alloc] initWithDatabase:database_ source:source] autorelease];
9566             }
9567         }
9568
9569         if (!external && [base isEqualToString:@"launch"]) {
9570             [self launchApplicationWithIdentifier:argument suspended:NO];
9571             return nil;
9572         }
9573     } else if (!external && [components count] == 3) {
9574         NSString *arg1 = [components objectAtIndex:1];
9575         NSString *arg2 = [components objectAtIndex:2];
9576
9577         if ([base isEqualToString:@"package"]) {
9578             if ([arg2 isEqualToString:@"settings"]) {
9579                 controller = [[[PackageSettingsController alloc] initWithDatabase:database_ package:arg1] autorelease];
9580             } else if ([arg2 isEqualToString:@"files"]) {
9581                 if (Package *package = [database_ packageWithName:arg1]) {
9582                     controller = [[[FileTable alloc] initWithDatabase:database_] autorelease];
9583                     [(FileTable *)controller setPackage:package];
9584                 }
9585             }
9586         }
9587     }
9588
9589     [controller setDelegate:self];
9590     return controller;
9591 }
9592
9593 - (BOOL) openCydiaURL:(NSURL *)url forExternal:(BOOL)external {
9594     CyteViewController *page([self pageForURL:url forExternal:external]);
9595
9596     if (page != nil) {
9597         UINavigationController *nav = [[[UINavigationController alloc] init] autorelease];
9598         [nav setViewControllers:[NSArray arrayWithObject:page]];
9599         [tabbar_ setUnselectedViewController:nav];
9600     }
9601
9602     return page != nil;
9603 }
9604
9605 - (void) applicationOpenURL:(NSURL *)url {
9606     [super applicationOpenURL:url];
9607
9608     if (!loaded_)
9609         starturl_ = url;
9610     else
9611         [self openCydiaURL:url forExternal:YES];
9612 }
9613
9614 - (void) applicationWillResignActive:(UIApplication *)application {
9615     // Stop refreshing if you get a phone call or lock the device.
9616     if ([tabbar_ updating])
9617         [tabbar_ cancelUpdate];
9618
9619     if ([[self superclass] instancesRespondToSelector:@selector(applicationWillResignActive:)])
9620         [super applicationWillResignActive:application];
9621 }
9622
9623 - (void) saveState {
9624     [Metadata_ setObject:[tabbar_ navigationURLCollection] forKey:@"InterfaceState"];
9625     [Metadata_ setObject:[NSDate date] forKey:@"LastClosed"];
9626     [Metadata_ setObject:[NSNumber numberWithInt:[tabbar_ selectedIndex]] forKey:@"InterfaceIndex"];
9627     Changed_ = true;
9628
9629     [self _saveConfig];
9630 }
9631
9632 - (void) applicationWillTerminate:(UIApplication *)application {
9633     [self saveState];
9634 }
9635
9636 - (void) setConfigurationData:(NSString *)data {
9637     static Pcre conffile_r("^'(.*)' '(.*)' ([01]) ([01])$");
9638
9639     if (!conffile_r(data)) {
9640         lprintf("E:invalid conffile\n");
9641         return;
9642     }
9643
9644     NSString *ofile = conffile_r[1];
9645     //NSString *nfile = conffile_r[2];
9646
9647     UIAlertView *alert = [[[UIAlertView alloc]
9648         initWithTitle:UCLocalize("CONFIGURATION_UPGRADE")
9649         message:[NSString stringWithFormat:@"%@\n\n%@", UCLocalize("CONFIGURATION_UPGRADE_EX"), ofile]
9650         delegate:self
9651         cancelButtonTitle:UCLocalize("KEEP_OLD_COPY")
9652         otherButtonTitles:
9653             UCLocalize("ACCEPT_NEW_COPY"),
9654             // XXX: UCLocalize("SEE_WHAT_CHANGED"),
9655         nil
9656     ] autorelease];
9657
9658     [alert setContext:@"conffile"];
9659     [alert setNumberOfRows:2];
9660     [alert show];
9661 }
9662
9663 - (void) addStashController {
9664     ++locked_;
9665     stash_ = [[[StashController alloc] init] autorelease];
9666     [window_ addSubview:[stash_ view]];
9667 }
9668
9669 - (void) removeStashController {
9670     [[stash_ view] removeFromSuperview];
9671     stash_ = nil;
9672     --locked_;
9673 }
9674
9675 - (void) stash {
9676     [self setIdleTimerDisabled:YES];
9677
9678     [[UIApplication sharedApplication] setStatusBarStyle:UIStatusBarStyleBlackOpaque];
9679     UpdateExternalStatus(1);
9680     [self yieldToSelector:@selector(system:) withObject:@"/usr/libexec/cydia/free.sh"];
9681     UpdateExternalStatus(0);
9682
9683     [self removeStashController];
9684
9685     pid_t pid(ExecFork());
9686     if (pid == 0) {
9687         execlp("launchctl", "launchctl", "stop", "com.apple.SpringBoard", NULL);
9688         perror("launchctl stop");
9689         exit(0);
9690     }
9691
9692     ReapZombie(pid);
9693 }
9694
9695 - (void) setupViewControllers {
9696     tabbar_ = [[[CYTabBarController alloc] initWithDatabase:database_] autorelease];
9697
9698     NSMutableArray *items([NSMutableArray arrayWithObjects:
9699         [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage applicationImageNamed:@"home.png"] tag:0] autorelease],
9700         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SECTIONS") image:[UIImage applicationImageNamed:@"install.png"] tag:0] autorelease],
9701         [[[UITabBarItem alloc] initWithTitle:UCLocalize("CHANGES") image:[UIImage applicationImageNamed:@"changes.png"] tag:0] autorelease],
9702         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage applicationImageNamed:@"search.png"] tag:0] autorelease],
9703     nil]);
9704
9705     if (IsWildcat_) {
9706         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage applicationImageNamed:@"source.png"] tag:0] autorelease] atIndex:3];
9707         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
9708     } else {
9709         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("MANAGE") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
9710     }
9711
9712     NSMutableArray *controllers([NSMutableArray array]);
9713     for (UITabBarItem *item in items) {
9714         UINavigationController *controller([[[UINavigationController alloc] init] autorelease]);
9715         [controller setTabBarItem:item];
9716         [controllers addObject:controller];
9717     }
9718     [tabbar_ setViewControllers:controllers];
9719
9720     [tabbar_ setUpdateDelegate:self];
9721 }
9722
9723 - (void) _sendMemoryWarningNotification {
9724     [[NSNotificationCenter defaultCenter] postNotificationName:@"UIApplicationDidReceiveMemoryWarningNotification" object:[UIApplication sharedApplication]];
9725 }
9726
9727 - (void) _sendMemoryWarningNotifications {
9728     while (true) {
9729         [self performSelectorOnMainThread:@selector(_sendMemoryWarningNotification) withObject:nil waitUntilDone:NO];
9730         usleep(250000);
9731     }
9732 }
9733
9734 - (void) applicationDidFinishLaunching:(id)unused {
9735     //[NSThread detachNewThreadSelector:@selector(_sendMemoryWarningNotifications) toTarget:self withObject:nil];
9736
9737 _trace();
9738     if ([self respondsToSelector:@selector(setApplicationSupportsShakeToEdit:)])
9739         [self setApplicationSupportsShakeToEdit:NO];
9740
9741     @synchronized (HostConfig_) {
9742         [BridgedHosts_ addObject:[[NSURL URLWithString:CydiaURL(@"")] host]];
9743     }
9744
9745     [NSURLCache setSharedURLCache:[[[CYURLCache alloc]
9746         initWithMemoryCapacity:524288
9747         diskCapacity:10485760
9748         diskPath:[NSString stringWithFormat:@"%@/Library/Caches/com.saurik.Cydia/SDURLCache", @"/var/root"]
9749     ] autorelease]];
9750
9751     [CydiaWebViewController _initialize];
9752
9753     [NSURLProtocol registerClass:[CydiaURLProtocol class]];
9754
9755     // this would disallow http{,s} URLs from accessing this data
9756     //[WebView registerURLSchemeAsLocal:@"cydia"];
9757
9758     Font12_ = [UIFont systemFontOfSize:12];
9759     Font12Bold_ = [UIFont boldSystemFontOfSize:12];
9760     Font14_ = [UIFont systemFontOfSize:14];
9761     Font18Bold_ = [UIFont boldSystemFontOfSize:18];
9762     Font22Bold_ = [UIFont boldSystemFontOfSize:22];
9763
9764     essential_ = [NSMutableArray arrayWithCapacity:4];
9765     broken_ = [NSMutableArray arrayWithCapacity:4];
9766
9767     // XXX: I really need this thing... like, seriously... I'm sorry
9768     [[[AppCacheController alloc] initWithURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/appcache/", UI_]]] reloadData];
9769
9770     window_ = [[[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]] autorelease];
9771     [window_ orderFront:self];
9772     [window_ makeKey:self];
9773     [window_ setHidden:NO];
9774
9775     if (
9776         readlink("/Applications", NULL, 0) == -1 && errno == EINVAL ||
9777         readlink("/Library/Ringtones", NULL, 0) == -1 && errno == EINVAL ||
9778         readlink("/Library/Wallpaper", NULL, 0) == -1 && errno == EINVAL ||
9779         //readlink("/usr/bin", NULL, 0) == -1 && errno == EINVAL ||
9780         readlink("/usr/include", NULL, 0) == -1 && errno == EINVAL ||
9781         readlink("/usr/lib/pam", NULL, 0) == -1 && errno == EINVAL ||
9782         readlink("/usr/libexec", NULL, 0) == -1 && errno == EINVAL ||
9783         readlink("/usr/share", NULL, 0) == -1 && errno == EINVAL ||
9784         //readlink("/var/lib", NULL, 0) == -1 && errno == EINVAL ||
9785         false
9786     ) {
9787         [self addStashController];
9788         // XXX: this would be much cleaner as a yieldToSelector:
9789         // that way the removeStashController could happen right here inline
9790         // we also could no longer require the useless stash_ field anymore
9791         [self performSelector:@selector(stash) withObject:nil afterDelay:0];
9792         return;
9793     }
9794
9795     database_ = [Database sharedInstance];
9796     [database_ setDelegate:self];
9797
9798     [window_ setUserInteractionEnabled:NO];
9799     [self setupViewControllers];
9800
9801     emulated_ = [[[CydiaLoadingViewController alloc] init] autorelease];
9802     [window_ addSubview:[emulated_ view]];
9803
9804     [self performSelector:@selector(loadData) withObject:nil afterDelay:0];
9805 _trace();
9806 }
9807
9808 - (NSArray *) defaultStartPages {
9809     NSMutableArray *standard = [NSMutableArray array];
9810     [standard addObject:[NSArray arrayWithObject:@"cydia://home"]];
9811     [standard addObject:[NSArray arrayWithObject:@"cydia://sections"]];
9812     [standard addObject:[NSArray arrayWithObject:@"cydia://changes"]];
9813     if (!IsWildcat_) {
9814         [standard addObject:[NSArray arrayWithObject:@"cydia://manage"]];
9815     } else {
9816         [standard addObject:[NSArray arrayWithObject:@"cydia://installed"]];
9817         [standard addObject:[NSArray arrayWithObject:@"cydia://sources"]];
9818     }
9819     [standard addObject:[NSArray arrayWithObject:@"cydia://search"]];
9820     return standard;
9821 }
9822
9823 - (void) loadData {
9824 _trace();
9825     if (Role_ == nil) {
9826         [window_ setUserInteractionEnabled:YES];
9827         [self showSettings];
9828         return;
9829     } else {
9830         if ([emulated_ modalViewController] != nil)
9831             [emulated_ dismissModalViewControllerAnimated:YES];
9832         [window_ setUserInteractionEnabled:NO];
9833     }
9834
9835     [self reloadDataWithInvocation:nil];
9836     [self refreshIfPossible];
9837     PrintTimes();
9838
9839     [self disemulate];
9840
9841     int savedIndex = [[Metadata_ objectForKey:@"InterfaceIndex"] intValue];
9842     NSArray *saved = [[Metadata_ objectForKey:@"InterfaceState"] mutableCopy];
9843     int standardIndex = 0;
9844     NSArray *standard = [self defaultStartPages];
9845
9846     BOOL valid = YES;
9847
9848     if (saved == nil)
9849         valid = NO;
9850
9851     NSDate *closed = [Metadata_ objectForKey:@"LastClosed"];
9852     if (valid && closed != nil) {
9853         NSTimeInterval interval([closed timeIntervalSinceNow]);
9854         // XXX: Is 15 minutes the optimal time here?
9855         if (interval > 0 && interval <= -(15*60))
9856             valid = NO;
9857     }
9858
9859     if (valid && [saved count] != [standard count])
9860         valid = NO;
9861
9862     if (valid) {
9863         for (unsigned int i = 0; i < [standard count]; i++) {
9864             NSArray *std = [standard objectAtIndex:i], *sav = [saved objectAtIndex:i];
9865             // XXX: The "hasPrefix" sanity check here could be, in theory, fooled,
9866             //      but it's good enough for now.
9867             if ([sav count] == 0 || ![[sav objectAtIndex:0] hasPrefix:[std objectAtIndex:0]]) {
9868                 valid = NO;
9869                 break;
9870             }
9871         }
9872     }
9873
9874     NSArray *items = nil;
9875     if (valid) {
9876         [tabbar_ setSelectedIndex:savedIndex];
9877         items = saved;
9878     } else {
9879         [tabbar_ setSelectedIndex:standardIndex];
9880         items = standard;
9881     }
9882
9883     for (unsigned int tab = 0; tab < [[tabbar_ viewControllers] count]; tab++) {
9884         NSArray *stack = [items objectAtIndex:tab];
9885         UINavigationController *navigation = [[tabbar_ viewControllers] objectAtIndex:tab];
9886         NSMutableArray *current = [NSMutableArray array];
9887
9888         for (unsigned int nav = 0; nav < [stack count]; nav++) {
9889             NSString *addr = [stack objectAtIndex:nav];
9890             NSURL *url = [NSURL URLWithString:addr];
9891             CyteViewController *page = [self pageForURL:url forExternal:NO];
9892             if (page != nil)
9893                 [current addObject:page];
9894         }
9895
9896         [navigation setViewControllers:current];
9897     }
9898
9899     // (Try to) show the startup URL.
9900     if (starturl_ != nil) {
9901         [self openCydiaURL:starturl_ forExternal:NO];
9902         starturl_ = nil;
9903     }
9904 }
9905
9906 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item {
9907     if (item != nil && IsWildcat_) {
9908         [sheet showFromBarButtonItem:item animated:YES];
9909     } else {
9910         [sheet showInView:window_];
9911     }
9912 }
9913
9914 - (void) addProgressEvent:(CydiaProgressEvent *)event forTask:(NSString *)task {
9915     id<ProgressDelegate> progress([database_ progressDelegate] ?: [self invokeNewProgress:nil forController:nil withTitle:task]);
9916     [progress setTitle:task];
9917     [progress addProgressEvent:event];
9918 }
9919
9920 - (void) addProgressEventForTask:(NSArray *)data {
9921     CydiaProgressEvent *event([data objectAtIndex:0]);
9922     NSString *task([data count] < 2 ? nil : [data objectAtIndex:1]);
9923     [self addProgressEvent:event forTask:task];
9924 }
9925
9926 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task {
9927     [self performSelectorOnMainThread:@selector(addProgressEventForTask:) withObject:[NSArray arrayWithObjects:event, task, nil] waitUntilDone:YES];
9928 }
9929
9930 @end
9931
9932 /*IMP alloc_;
9933 id Alloc_(id self, SEL selector) {
9934     id object = alloc_(self, selector);
9935     lprintf("[%s]A-%p\n", self->isa->name, object);
9936     return object;
9937 }*/
9938
9939 /*IMP dealloc_;
9940 id Dealloc_(id self, SEL selector) {
9941     id object = dealloc_(self, selector);
9942     lprintf("[%s]D-%p\n", self->isa->name, object);
9943     return object;
9944 }*/
9945
9946 Class $WebDefaultUIKitDelegate;
9947
9948 MSHook(void, UIWebDocumentView$_setUIKitDelegate$, UIWebDocumentView *self, SEL _cmd, id delegate) {
9949     if (delegate == nil && $WebDefaultUIKitDelegate != nil)
9950         delegate = [$WebDefaultUIKitDelegate sharedUIKitDelegate];
9951     return _UIWebDocumentView$_setUIKitDelegate$(self, _cmd, delegate);
9952 }
9953
9954 static NSSet *MobilizedFiles_;
9955
9956 static NSURL *MobilizeURL(NSURL *url) {
9957     NSString *path([url path]);
9958     if ([path hasPrefix:@"/var/root/"]) {
9959         NSString *file([path substringFromIndex:10]);
9960         if ([MobilizedFiles_ containsObject:file])
9961             url = [NSURL fileURLWithPath:[@"/var/mobile/" stringByAppendingString:file] isDirectory:NO];
9962     }
9963
9964     return url;
9965 }
9966
9967 Class $CFXPreferencesPropertyListSource;
9968 @class CFXPreferencesPropertyListSource;
9969
9970 MSHook(BOOL, CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync, CFXPreferencesPropertyListSource *self, SEL _cmd) {
9971     NSURL *&url(MSHookIvar<NSURL *>(self, "_url")), *old(url);
9972     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9973     url = MobilizeURL(url);
9974     BOOL value(_CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync(self, _cmd));
9975     //NSLog(@"%@ %s", [url absoluteString], value ? "YES" : "NO");
9976     url = old;
9977     [pool release];
9978     return value;
9979 }
9980
9981 MSHook(void *, CFXPreferencesPropertyListSource$createPlistFromDisk, CFXPreferencesPropertyListSource *self, SEL _cmd) {
9982     NSURL *&url(MSHookIvar<NSURL *>(self, "_url")), *old(url);
9983     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9984     url = MobilizeURL(url);
9985     void *value(_CFXPreferencesPropertyListSource$createPlistFromDisk(self, _cmd));
9986     //NSLog(@"%@ %@", [url absoluteString], value);
9987     url = old;
9988     [pool release];
9989     return value;
9990 }
9991
9992 Class $NSURLConnection;
9993
9994 MSHook(id, NSURLConnection$init$, NSURLConnection *self, SEL _cmd, NSURLRequest *request, id delegate, BOOL usesCache, int64_t maxContentLength, BOOL startImmediately, NSDictionary *connectionProperties) {
9995     NSMutableURLRequest *copy([request mutableCopy]);
9996
9997     NSURL *url([copy URL]);
9998
9999     NSString *host([url host]);
10000     NSString *scheme([[url scheme] lowercaseString]);
10001
10002     NSString *compound([NSString stringWithFormat:@"%@:%@", scheme, host]);
10003
10004     @synchronized (HostConfig_) {
10005         if ([copy respondsToSelector:@selector(setHTTPShouldUsePipelining:)])
10006             if ([PipelinedHosts_ containsObject:host] || [PipelinedHosts_ containsObject:compound])
10007                 [copy setHTTPShouldUsePipelining:YES];
10008
10009         if (NSString *control = [copy valueForHTTPHeaderField:@"Cache-Control"])
10010             if ([control isEqualToString:@"max-age=0"])
10011                 if ([CachedURLs_ containsObject:url]) {
10012 #if !ForRelease
10013                     NSLog(@"~~~: %@", url);
10014 #endif
10015
10016                     [copy setCachePolicy:NSURLRequestReturnCacheDataDontLoad];
10017
10018                     [copy setValue:nil forHTTPHeaderField:@"Cache-Control"];
10019                     [copy setValue:nil forHTTPHeaderField:@"If-Modified-Since"];
10020                     [copy setValue:nil forHTTPHeaderField:@"If-None-Match"];
10021                 }
10022     }
10023
10024     if ((self = _NSURLConnection$init$(self, _cmd, copy, delegate, usesCache, maxContentLength, startImmediately, connectionProperties)) != nil) {
10025     } return self;
10026 }
10027
10028 int main(int argc, char *argv[]) {
10029     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
10030
10031     _trace();
10032
10033     UpdateExternalStatus(0);
10034
10035     if (Class $UIDevice = objc_getClass("UIDevice")) {
10036         UIDevice *device([$UIDevice currentDevice]);
10037         IsWildcat_ = [device respondsToSelector:@selector(isWildcat)] && [device isWildcat];
10038     } else
10039         IsWildcat_ = false;
10040
10041     UIScreen *screen([UIScreen mainScreen]);
10042     if ([screen respondsToSelector:@selector(scale)])
10043         ScreenScale_ = [screen scale];
10044     else
10045         ScreenScale_ = 1;
10046
10047     UIDevice *device([UIDevice currentDevice]);
10048     if (![device respondsToSelector:@selector(userInterfaceIdiom)])
10049         Idiom_ = @"iphone";
10050     else {
10051         UIUserInterfaceIdiom idiom([device userInterfaceIdiom]);
10052         if (idiom == UIUserInterfaceIdiomPhone)
10053             Idiom_ = @"iphone";
10054         else if (idiom == UIUserInterfaceIdiomPad)
10055             Idiom_ = @"ipad";
10056         else
10057             NSLog(@"unknown UIUserInterfaceIdiom!");
10058     }
10059
10060     Pcre pattern("^([0-9]+\\.[0-9]+)");
10061
10062     if (pattern([device systemVersion]))
10063         Firmware_ = pattern[1];
10064     if (pattern(Cydia_))
10065         Major_ = pattern[1];
10066
10067     SessionData_ = [NSMutableDictionary dictionaryWithCapacity:4];
10068
10069     HostConfig_ = [[[NSObject alloc] init] autorelease];
10070     @synchronized (HostConfig_) {
10071         BridgedHosts_ = [NSMutableSet setWithCapacity:4];
10072         TokenHosts_ = [NSMutableSet setWithCapacity:4];
10073         InsecureHosts_ = [NSMutableSet setWithCapacity:4];
10074         PipelinedHosts_ = [NSMutableSet setWithCapacity:4];
10075         CachedURLs_ = [NSMutableSet setWithCapacity:32];
10076     }
10077
10078     NSString *ui(@"ui/ios");
10079     if (Idiom_ != nil)
10080         ui = [ui stringByAppendingString:[NSString stringWithFormat:@"~%@", Idiom_]];
10081     ui = [ui stringByAppendingString:[NSString stringWithFormat:@"/%@", Major_]];
10082     UI_ = CydiaURL(ui);
10083
10084     PackageName = reinterpret_cast<CYString &(*)(Package *, SEL)>(method_getImplementation(class_getInstanceMethod([Package class], @selector(cyname))));
10085
10086     MobilizedFiles_ = [NSMutableSet setWithObjects:
10087         @"Library/Preferences/com.apple.Accessibility.plist",
10088         @"Library/Preferences/com.apple.preferences.sounds.plist",
10089     nil];
10090
10091     /* Library Hacks {{{ */
10092     class_addMethod(objc_getClass("DOMNodeList"), @selector(countByEnumeratingWithState:objects:count:), (IMP) &DOMNodeList$countByEnumeratingWithState$objects$count$, "I20@0:4^{NSFastEnumerationState}8^@12I16");
10093
10094     $CFXPreferencesPropertyListSource = objc_getClass("CFXPreferencesPropertyListSource");
10095
10096     Method CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync(class_getInstanceMethod($CFXPreferencesPropertyListSource, @selector(_backingPlistChangedSinceLastSync)));
10097     if (CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync != NULL) {
10098         _CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync = reinterpret_cast<BOOL (*)(CFXPreferencesPropertyListSource *, SEL)>(method_getImplementation(CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync));
10099         method_setImplementation(CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync, reinterpret_cast<IMP>(&$CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync));
10100     }
10101
10102     Method CFXPreferencesPropertyListSource$createPlistFromDisk(class_getInstanceMethod($CFXPreferencesPropertyListSource, @selector(createPlistFromDisk)));
10103     if (CFXPreferencesPropertyListSource$createPlistFromDisk != NULL) {
10104         _CFXPreferencesPropertyListSource$createPlistFromDisk = reinterpret_cast<void *(*)(CFXPreferencesPropertyListSource *, SEL)>(method_getImplementation(CFXPreferencesPropertyListSource$createPlistFromDisk));
10105         method_setImplementation(CFXPreferencesPropertyListSource$createPlistFromDisk, reinterpret_cast<IMP>(&$CFXPreferencesPropertyListSource$createPlistFromDisk));
10106     }
10107
10108     $WebDefaultUIKitDelegate = objc_getClass("WebDefaultUIKitDelegate");
10109     Method UIWebDocumentView$_setUIKitDelegate$(class_getInstanceMethod([WebView class], @selector(_setUIKitDelegate:)));
10110     if (UIWebDocumentView$_setUIKitDelegate$ != NULL) {
10111         _UIWebDocumentView$_setUIKitDelegate$ = reinterpret_cast<void (*)(UIWebDocumentView *, SEL, id)>(method_getImplementation(UIWebDocumentView$_setUIKitDelegate$));
10112         method_setImplementation(UIWebDocumentView$_setUIKitDelegate$, reinterpret_cast<IMP>(&$UIWebDocumentView$_setUIKitDelegate$));
10113     }
10114
10115     $NSURLConnection = objc_getClass("NSURLConnection");
10116     Method NSURLConnection$init$(class_getInstanceMethod($NSURLConnection, @selector(_initWithRequest:delegate:usesCache:maxContentLength:startImmediately:connectionProperties:)));
10117     if (NSURLConnection$init$ != NULL) {
10118         _NSURLConnection$init$ = reinterpret_cast<id (*)(NSURLConnection *, SEL, NSURLRequest *, id, BOOL, int64_t, BOOL, NSDictionary *)>(method_getImplementation(NSURLConnection$init$));
10119         method_setImplementation(NSURLConnection$init$, reinterpret_cast<IMP>(&$NSURLConnection$init$));
10120     }
10121     /* }}} */
10122     /* Set Locale {{{ */
10123     Locale_ = CFLocaleCopyCurrent();
10124     Languages_ = [NSLocale preferredLanguages];
10125
10126     //CFStringRef locale(CFLocaleGetIdentifier(Locale_));
10127     //NSLog(@"%@", [Languages_ description]);
10128
10129     const char *lang;
10130     if (Locale_ != NULL)
10131         lang = [(NSString *) CFLocaleGetIdentifier(Locale_) UTF8String];
10132     else if (Languages_ != nil && [Languages_ count] != 0)
10133         lang = [[Languages_ objectAtIndex:0] UTF8String];
10134     else
10135         // XXX: consider just setting to C and then falling through?
10136         lang = NULL;
10137
10138     if (lang != NULL) {
10139         Pcre pattern("^([a-z][a-z])(?:-[A-Za-z]*)?(_[A-Z][A-Z])?$");
10140         lang = !pattern(lang) ? NULL : [pattern->*@"%1$@%2$@" UTF8String];
10141     }
10142
10143     NSLog(@"Setting Language: %s", lang);
10144
10145     if (lang != NULL) {
10146         setenv("LANG", lang, true);
10147         std::setlocale(LC_ALL, lang);
10148     }
10149     /* }}} */
10150
10151     apr_app_initialize(&argc, const_cast<const char * const **>(&argv), NULL);
10152
10153     /* Parse Arguments {{{ */
10154     bool substrate(false);
10155
10156     if (argc != 0) {
10157         char **args(argv);
10158         int arge(1);
10159
10160         for (int argi(1); argi != argc; ++argi)
10161             if (strcmp(argv[argi], "--") == 0) {
10162                 arge = argi;
10163                 argv[argi] = argv[0];
10164                 argv += argi;
10165                 argc -= argi;
10166                 break;
10167             }
10168
10169         for (int argi(1); argi != arge; ++argi)
10170             if (strcmp(args[argi], "--substrate") == 0)
10171                 substrate = true;
10172             else
10173                 fprintf(stderr, "unknown argument: %s\n", args[argi]);
10174     }
10175     /* }}} */
10176
10177     App_ = [[NSBundle mainBundle] bundlePath];
10178     Advanced_ = YES;
10179
10180     setuid(0);
10181     setgid(0);
10182
10183     /*Method alloc = class_getClassMethod([NSObject class], @selector(alloc));
10184     alloc_ = alloc->method_imp;
10185     alloc->method_imp = (IMP) &Alloc_;*/
10186
10187     /*Method dealloc = class_getClassMethod([NSObject class], @selector(dealloc));
10188     dealloc_ = dealloc->method_imp;
10189     dealloc->method_imp = (IMP) &Dealloc_;*/
10190
10191     /* System Information {{{ */
10192     size_t size;
10193
10194     int maxproc;
10195     size = sizeof(maxproc);
10196     if (sysctlbyname("kern.maxproc", &maxproc, &size, NULL, 0) == -1)
10197         perror("sysctlbyname(\"kern.maxproc\", ?)");
10198     else if (maxproc < 64) {
10199         maxproc = 64;
10200         if (sysctlbyname("kern.maxproc", NULL, NULL, &maxproc, sizeof(maxproc)) == -1)
10201             perror("sysctlbyname(\"kern.maxproc\", #)");
10202     }
10203
10204     sysctlbyname("kern.osversion", NULL, &size, NULL, 0);
10205     char *osversion = new char[size];
10206     if (sysctlbyname("kern.osversion", osversion, &size, NULL, 0) == -1)
10207         perror("sysctlbyname(\"kern.osversion\", ?)");
10208     else
10209         System_ = [NSString stringWithUTF8String:osversion];
10210
10211     sysctlbyname("hw.machine", NULL, &size, NULL, 0);
10212     char *machine = new char[size];
10213     if (sysctlbyname("hw.machine", machine, &size, NULL, 0) == -1)
10214         perror("sysctlbyname(\"hw.machine\", ?)");
10215     else
10216         Machine_ = machine;
10217
10218     SerialNumber_ = (NSString *) CYIOGetValue("IOService:/", @"IOPlatformSerialNumber");
10219     ChipID_ = [CYHex((NSData *) CYIOGetValue("IODeviceTree:/chosen", @"unique-chip-id"), true) uppercaseString];
10220     BBSNum_ = CYHex((NSData *) CYIOGetValue("IOService:/AppleARMPE/baseband", @"snum"), false);
10221
10222     UniqueID_ = [device uniqueIdentifier];
10223
10224     CFStringRef (*$CTSIMSupportCopyMobileSubscriberCountryCode)(CFAllocatorRef);
10225     $CTSIMSupportCopyMobileSubscriberCountryCode = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode"));
10226     CFStringRef mcc($CTSIMSupportCopyMobileSubscriberCountryCode == NULL ? NULL : (*$CTSIMSupportCopyMobileSubscriberCountryCode)(kCFAllocatorDefault));
10227
10228     CFStringRef (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(CFAllocatorRef);
10229     $CTSIMSupportCopyMobileSubscriberNetworkCode = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode"));
10230     CFStringRef mnc($CTSIMSupportCopyMobileSubscriberNetworkCode == NULL ? NULL : (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(kCFAllocatorDefault));
10231
10232     if (mcc != NULL && mnc != NULL)
10233         if (CFStringGetLength(mcc) == 3) {
10234             CFIndex length(CFStringGetLength(mnc));
10235             if (length == 2 || length == 3) {
10236                 PLMN_ = [NSString stringWithFormat:@"%@%@", mcc, mnc];
10237
10238                 Pcre pattern("^[0-9]{5,6}$");
10239                 if (!pattern(PLMN_))
10240                     PLMN_ = nil;
10241             }
10242         }
10243
10244     if (mnc != NULL)
10245         CFRelease(mnc);
10246     if (mcc != NULL)
10247         CFRelease(mcc);
10248
10249     if (NSDictionary *system = [NSDictionary dictionaryWithContentsOfFile:@"/System/Library/CoreServices/SystemVersion.plist"])
10250         Build_ = [system objectForKey:@"ProductBuildVersion"];
10251     if (NSDictionary *info = [NSDictionary dictionaryWithContentsOfFile:@"/Applications/MobileSafari.app/Info.plist"]) {
10252         Product_ = [info objectForKey:@"SafariProductVersion"];
10253         Safari_ = [info objectForKey:@"CFBundleVersion"];
10254     }
10255     /* }}} */
10256     /* Load Database {{{ */
10257     _trace();
10258     Metadata_ = [[[NSMutableDictionary alloc] initWithContentsOfFile:@"/var/lib/cydia/metadata.plist"] autorelease];
10259     _trace();
10260     SectionMap_ = [[[NSDictionary alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"Sections" ofType:@"plist"]] autorelease];
10261
10262     if (Metadata_ == NULL)
10263         Metadata_ = [NSMutableDictionary dictionaryWithCapacity:2];
10264     else {
10265         Settings_ = [Metadata_ objectForKey:@"Settings"];
10266
10267         Packages_ = [Metadata_ objectForKey:@"Packages"];
10268
10269         Values_ = [Metadata_ objectForKey:@"Values"];
10270         Sections_ = [Metadata_ objectForKey:@"Sections"];
10271         Sources_ = [Metadata_ objectForKey:@"Sources"];
10272
10273         Token_ = [Metadata_ objectForKey:@"Token"];
10274
10275         Version_ = [Metadata_ objectForKey:@"Version"];
10276
10277         @synchronized (HostConfig_) {
10278             CydiaSource_ = [Metadata_ objectForKey:@"CydiaSource"];
10279         }
10280     }
10281
10282     if (Settings_ != nil)
10283         Role_ = [Settings_ objectForKey:@"Role"];
10284
10285     if (Values_ == nil) {
10286         Values_ = [[[NSMutableDictionary alloc] initWithCapacity:4] autorelease];
10287         [Metadata_ setObject:Values_ forKey:@"Values"];
10288     }
10289
10290     if (Sections_ == nil) {
10291         Sections_ = [[[NSMutableDictionary alloc] initWithCapacity:32] autorelease];
10292         [Metadata_ setObject:Sections_ forKey:@"Sections"];
10293     }
10294
10295     if (Sources_ == nil) {
10296         Sources_ = [[[NSMutableDictionary alloc] initWithCapacity:0] autorelease];
10297         [Metadata_ setObject:Sources_ forKey:@"Sources"];
10298     }
10299
10300     if (Version_ == nil) {
10301         Version_ = [NSNumber numberWithUnsignedInt:0];
10302         [Metadata_ setObject:Version_ forKey:@"Version"];
10303     }
10304
10305     @synchronized (HostConfig_) {
10306         if (CydiaSource_ == nil) {
10307             CydiaSource_ = @"apt.saurik.com";
10308             [Metadata_ setObject:CydiaSource_ forKey:@"CydiaSource"];
10309         }
10310     }
10311
10312     if ([Version_ unsignedIntValue] == 0) {
10313         CydiaAddSource(@"http://apt.thebigboss.org/repofiles/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10314         CydiaAddSource(@"http://apt.modmyi.com/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10315         CydiaAddSource(@"http://cydia.zodttd.com/repo/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10316         CydiaAddSource(@"http://repo666.ultrasn0w.com/", @"./");
10317
10318         Version_ = [NSNumber numberWithUnsignedInt:1];
10319         [Metadata_ setObject:Version_ forKey:@"Version"];
10320
10321         [Metadata_ removeObjectForKey:@"LastUpdate"];
10322
10323         Changed_ = true;
10324     }
10325     /* }}} */
10326
10327     CydiaWriteSources();
10328
10329     _trace();
10330     MetaFile_.Open("/var/lib/cydia/metadata.cb0");
10331     _trace();
10332
10333     if (Packages_ != nil) {
10334         bool fail(false);
10335         CFDictionaryApplyFunction((CFDictionaryRef) Packages_, &PackageImport, &fail);
10336         _trace();
10337
10338         if (!fail) {
10339             [Metadata_ removeObjectForKey:@"Packages"];
10340             Packages_ = nil;
10341             Changed_ = true;
10342         }
10343     }
10344
10345     Finishes_ = [NSArray arrayWithObjects:@"return", @"reopen", @"restart", @"reload", @"reboot", nil];
10346
10347 #define MobileSubstrate_(name) \
10348     if (substrate && access("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", F_OK) == 0) { \
10349         void *handle(dlopen("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", RTLD_LAZY | RTLD_GLOBAL)); \
10350         if (handle == NULL) \
10351             NSLog(@"%s", dlerror()); \
10352     }
10353
10354     MobileSubstrate_(Activator)
10355     MobileSubstrate_(libstatusbar)
10356     MobileSubstrate_(SimulatedKeyEvents)
10357     MobileSubstrate_(WinterBoard)
10358
10359     /*if (substrate && access("/Library/MobileSubstrate/MobileSubstrate.dylib", F_OK) == 0)
10360         dlopen("/Library/MobileSubstrate/MobileSubstrate.dylib", RTLD_LAZY | RTLD_GLOBAL);*/
10361
10362     int version([[NSString stringWithContentsOfFile:@"/var/lib/cydia/firmware.ver"] intValue]);
10363
10364     if (access("/tmp/.cydia.fw", F_OK) == 0) {
10365         unlink("/tmp/.cydia.fw");
10366         goto firmware;
10367     } else if (access("/User", F_OK) != 0 || version < 4) {
10368       firmware:
10369         _trace();
10370         system("/usr/libexec/cydia/firmware.sh");
10371         _trace();
10372     }
10373
10374     _assert([[NSFileManager defaultManager]
10375         createDirectoryAtPath:@"/var/cache/apt/archives/partial"
10376         withIntermediateDirectories:YES
10377         attributes:nil
10378         error:NULL
10379     ]);
10380
10381     if (access("/tmp/cydia.chk", F_OK) == 0) {
10382         if (unlink("/var/cache/apt/pkgcache.bin") == -1)
10383             _assert(errno == ENOENT);
10384         if (unlink("/var/cache/apt/srcpkgcache.bin") == -1)
10385             _assert(errno == ENOENT);
10386     }
10387
10388     /* APT Initialization {{{ */
10389     _assert(pkgInitConfig(*_config));
10390     _assert(pkgInitSystem(*_config, _system));
10391
10392     if (lang != NULL)
10393         _config->Set("APT::Acquire::Translation", lang);
10394
10395     // XXX: this timeout might be important :(
10396     //_config->Set("Acquire::http::Timeout", 15);
10397
10398     _config->Set("Acquire::http::MaxParallel", 3);
10399     /* }}} */
10400     /* Color Choices {{{ */
10401     space_ = CGColorSpaceCreateDeviceRGB();
10402
10403     Blue_.Set(space_, 0.2, 0.2, 1.0, 1.0);
10404     Blueish_.Set(space_, 0x19/255.f, 0x32/255.f, 0x50/255.f, 1.0);
10405     Black_.Set(space_, 0.0, 0.0, 0.0, 1.0);
10406     Off_.Set(space_, 0.9, 0.9, 0.9, 1.0);
10407     White_.Set(space_, 1.0, 1.0, 1.0, 1.0);
10408     Gray_.Set(space_, 0.4, 0.4, 0.4, 1.0);
10409     Green_.Set(space_, 0.0, 0.5, 0.0, 1.0);
10410     Purple_.Set(space_, 0.0, 0.0, 0.7, 1.0);
10411     Purplish_.Set(space_, 0.4, 0.4, 0.8, 1.0);
10412
10413     InstallingColor_ = [UIColor colorWithRed:0.88f green:1.00f blue:0.88f alpha:1.00f];
10414     RemovingColor_ = [UIColor colorWithRed:1.00f green:0.88f blue:0.88f alpha:1.00f];
10415     /* }}}*/
10416     /* UIKit Configuration {{{ */
10417     void (*$GSFontSetUseLegacyFontMetrics)(BOOL)(reinterpret_cast<void (*)(BOOL)>(dlsym(RTLD_DEFAULT, "GSFontSetUseLegacyFontMetrics")));
10418     if ($GSFontSetUseLegacyFontMetrics != NULL)
10419         $GSFontSetUseLegacyFontMetrics(YES);
10420
10421     // XXX: I have a feeling this was important
10422     //UIKeyboardDisableAutomaticAppearance();
10423     /* }}} */
10424
10425     Colon_ = UCLocalize("COLON_DELIMITED");
10426     Elision_ = UCLocalize("ELISION");
10427     Error_ = UCLocalize("ERROR");
10428     Warning_ = UCLocalize("WARNING");
10429
10430     _trace();
10431     int value(UIApplicationMain(argc, argv, @"Cydia", @"Cydia"));
10432
10433     CGColorSpaceRelease(space_);
10434     CFRelease(Locale_);
10435
10436     [pool release];
10437     return value;
10438 }