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