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 *Product_ = nil;
 695 static NSString *Safari_ = nil;
 696
 697 static CFLocaleRef Locale_;
 698 static NSArray *Languages_;
 699 static CGColorSpaceRef space_;
 700
 701 static NSDictionary *SectionMap_;
 702 static NSMutableDictionary *Metadata_;
 703 static _transient NSMutableDictionary *Settings_;
 704 static _transient NSString *Role_;
 705 static _transient NSMutableDictionary *Packages_;
 706 static _transient NSMutableDictionary *Values_;
 707 static _transient NSMutableDictionary *Sections_;
 708 _H<NSMutableDictionary> Sources_;
 709 static _transient NSNumber *Version_;
 710 _H<NSString> CydiaSource_;
 711 bool Changed_;
 712 static time_t now_;
 713
 714 bool IsWildcat_;
 715 static CGFloat ScreenScale_;
 716 static NSString *Idiom_;
 717 _H<NSString> Firmware_;
 718 static NSString *Major_;
 719
 720 static _H<NSMutableDictionary> SessionData_;
 721 static _H<NSObject> HostConfig_;
 722 static _H<NSMutableSet> BridgedHosts_;
 723 static _H<NSMutableSet> TokenHosts_;
 724 static _H<NSMutableSet> InsecureHosts_;
 725 static _H<NSMutableSet> PipelinedHosts_;
 726 static _H<NSMutableSet> CachedURLs_;
 727
 728 static NSString *kCydiaProgressEventTypeError = @"Error";
 729 static NSString *kCydiaProgressEventTypeInformation = @"Information";
 730 static NSString *kCydiaProgressEventTypeStatus = @"Status";
 731 static NSString *kCydiaProgressEventTypeWarning = @"Warning";
 732 /* }}} */
 733
 734 /* Display Helpers {{{ */
 735 inline float Interpolate(float begin, float end, float fraction) {
 736     return (end - begin) * fraction + begin;
 737 }
 738
 739 static _finline const char *StripVersion_(const char *version) {
 740     const char *colon(strchr(version, ':'));
 741     return colon == NULL ? version : colon + 1;
 742 }
 743
 744 NSString *LocalizeSection(NSString *section) {
 745     static Pcre title_r("^(.*?) \\((.*)\\)$");
 746     if (title_r(section)) {
 747         NSString *parent(title_r[1]);
 748         NSString *child(title_r[2]);
 749
 750         return [NSString stringWithFormat:UCLocalize("PARENTHETICAL"),
 751             LocalizeSection(parent),
 752             LocalizeSection(child)
 753         ];
 754     }
 755
 756     return [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
 757 }
 758
 759 NSString *Simplify(NSString *title) {
 760     const char *data = [title UTF8String];
 761     size_t size = [title length];
 762
 763     static Pcre square_r("^\\[(.*)\\]$");
 764     if (square_r(data, size))
 765         return Simplify(square_r[1]);
 766
 767     static Pcre paren_r("^\\((.*)\\)$");
 768     if (paren_r(data, size))
 769         return Simplify(paren_r[1]);
 770
 771     static Pcre title_r("^(.*?) \\((.*)\\)$");
 772     if (title_r(data, size))
 773         return Simplify(title_r[1]);
 774
 775     return title;
 776 }
 777 /* }}} */
 778
 779 NSString *GetLastUpdate() {
 780     NSDate *update = [Metadata_ objectForKey:@"LastUpdate"];
 781
 782     if (update == nil)
 783         return UCLocalize("NEVER_OR_UNKNOWN");
 784
 785     CFDateFormatterRef formatter = CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle);
 786     CFStringRef formatted = CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) update);
 787
 788     CFRelease(formatter);
 789
 790     return [(NSString *) formatted autorelease];
 791 }
 792
 793 bool isSectionVisible(NSString *section) {
 794     NSDictionary *metadata([Sections_ objectForKey:(section ?: @"")]);
 795     NSNumber *hidden(metadata == nil ? nil : [metadata objectForKey:@"Hidden"]);
 796     return hidden == nil || ![hidden boolValue];
 797 }
 798
 799 static NSObject *CYIOGetValue(const char *path, NSString *property) {
 800     io_registry_entry_t entry(IORegistryEntryFromPath(kIOMasterPortDefault, path));
 801     if (entry == MACH_PORT_NULL)
 802         return nil;
 803
 804     CFTypeRef value(IORegistryEntryCreateCFProperty(entry, (CFStringRef) property, kCFAllocatorDefault, 0));
 805     IOObjectRelease(entry);
 806
 807     if (value == NULL)
 808         return nil;
 809     return [(id) value autorelease];
 810 }
 811
 812 static NSString *CYHex(NSData *data, bool reverse = false) {
 813     if (data == nil)
 814         return nil;
 815
 816     size_t length([data length]);
 817     uint8_t bytes[length];
 818     [data getBytes:bytes];
 819
 820     char string[length * 2 + 1];
 821     for (size_t i(0); i != length; ++i)
 822         sprintf(string + i * 2, "%.2x", bytes[reverse ? length - i - 1 : i]);
 823
 824     return [NSString stringWithUTF8String:string];
 825 }
 826
 827 @class Cydia;
 828
 829 /* Delegate Prototypes {{{ */
 830 @class Package;
 831 @class Source;
 832 @class CydiaProgressEvent;
 833
 834 @protocol DatabaseDelegate
 835 - (void) repairWithSelector:(SEL)selector;
 836 - (void) setConfigurationData:(NSString *)data;
 837 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task;
 838 @end
 839
 840 @class CYPackageController;
 841
 842 @protocol CydiaDelegate
 843 - (void) returnToCydia;
 844 - (void) saveState;
 845 - (void) retainNetworkActivityIndicator;
 846 - (void) releaseNetworkActivityIndicator;
 847 - (void) clearPackage:(Package *)package;
 848 - (void) installPackage:(Package *)package;
 849 - (void) installPackages:(NSArray *)packages;
 850 - (void) removePackage:(Package *)package;
 851 - (void) beginUpdate;
 852 - (BOOL) updating;
 853 - (void) distUpgrade;
 854 - (void) loadData;
 855 - (void) updateData;
 856 - (void) syncData;
 857 - (void) addSource:(NSDictionary *)source;
 858 - (void) addTrivialSource:(NSString *)href;
 859 - (void) showSettings;
 860 - (UIProgressHUD *) addProgressHUD;
 861 - (void) removeProgressHUD:(UIProgressHUD *)hud;
 862 - (CyteViewController *) pageForPackage:(NSString *)name;
 863 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item;
 864 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
 865 @end
 866 /* }}} */
 867
 868 /* Status Delegation {{{ */
 869 class Status :
 870     public pkgAcquireStatus
 871 {
 872   private:
 873     _transient NSObject<ProgressDelegate> *delegate_;
 874     bool cancelled_;
 875
 876   public:
 877     Status() :
 878         delegate_(nil),
 879         cancelled_(false)
 880     {
 881     }
 882
 883     void setDelegate(NSObject<ProgressDelegate> *delegate) {
 884         delegate_ = delegate;
 885     }
 886
 887     NSObject<ProgressDelegate> *getDelegate() const {
 888         return delegate_;
 889     }
 890
 891     virtual bool MediaChange(std::string media, std::string drive) {
 892         return false;
 893     }
 894
 895     virtual void IMSHit(pkgAcquire::ItemDesc &item) {
 896         Done(item);
 897     }
 898
 899     virtual void Fetch(pkgAcquire::ItemDesc &item) {
 900         NSString *name([NSString stringWithUTF8String:item.ShortDesc.c_str()]);
 901         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithFormat:UCLocalize("DOWNLOADING_"), name] ofType:kCydiaProgressEventTypeStatus forItem:item]);
 902         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
 903     }
 904
 905     virtual void Done(pkgAcquire::ItemDesc &item) {
 906         NSString *name([NSString stringWithUTF8String:item.ShortDesc.c_str()]);
 907         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithFormat:Colon_, UCLocalize("DONE"), name] ofType:kCydiaProgressEventTypeStatus forItem:item]);
 908         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
 909     }
 910
 911     virtual void Fail(pkgAcquire::ItemDesc &item) {
 912         if (
 913             item.Owner->Status == pkgAcquire::Item::StatIdle ||
 914             item.Owner->Status == pkgAcquire::Item::StatDone
 915         )
 916             return;
 917
 918         std::string &error(item.Owner->ErrorText);
 919         if (error.empty())
 920             return;
 921
 922         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:kCydiaProgressEventTypeError forItem:item]);
 923         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
 924     }
 925
 926     virtual bool Pulse(pkgAcquire *Owner) {
 927         bool value = pkgAcquireStatus::Pulse(Owner);
 928
 929         double percent(
 930             double(CurrentBytes + CurrentItems) /
 931             double(TotalBytes + TotalItems)
 932         );
 933
 934         [delegate_ performSelectorOnMainThread:@selector(setProgressStatus:) withObject:[NSDictionary dictionaryWithObjectsAndKeys:
 935             [NSNumber numberWithDouble:percent], @"Percent",
 936
 937             [NSNumber numberWithDouble:CurrentBytes], @"Current",
 938             [NSNumber numberWithDouble:TotalBytes], @"Total",
 939             [NSNumber numberWithDouble:CurrentCPS], @"Speed",
 940         nil] waitUntilDone:YES];
 941
 942         if (value && ![delegate_ isProgressCancelled])
 943             return true;
 944         else {
 945             cancelled_ = true;
 946             return false;
 947         }
 948     }
 949
 950     _finline bool WasCancelled() const {
 951         return cancelled_;
 952     }
 953
 954     virtual void Start() {
 955         pkgAcquireStatus::Start();
 956         [delegate_ performSelectorOnMainThread:@selector(setProgressCancellable:) withObject:[NSNumber numberWithBool:YES] waitUntilDone:YES];
 957     }
 958
 959     virtual void Stop() {
 960         pkgAcquireStatus::Stop();
 961         [delegate_ performSelectorOnMainThread:@selector(setProgressCancellable:) withObject:[NSNumber numberWithBool:NO] waitUntilDone:YES];
 962         [delegate_ performSelectorOnMainThread:@selector(setProgressStatus:) withObject:nil waitUntilDone:YES];
 963     }
 964 };
 965 /* }}} */
 966 /* Database Interface {{{ */
 967 typedef std::map< unsigned long, _H<Source> > SourceMap;
 968
 969 @interface Database : NSObject {
 970     NSZone *zone_;
 971     apr_pool_t *pool_;
 972
 973     unsigned era_;
 974
 975     pkgCacheFile cache_;
 976     pkgDepCache::Policy *policy_;
 977     pkgRecords *records_;
 978     pkgProblemResolver *resolver_;
 979     pkgAcquire *fetcher_;
 980     FileFd *lock_;
 981     SPtr<pkgPackageManager> manager_;
 982     pkgSourceList *list_;
 983
 984     SourceMap sourceMap_;
 985     _H<NSMutableArray> sourceList_;
 986
 987     CFMutableArrayRef packages_;
 988
 989     _transient NSObject<DatabaseDelegate> *delegate_;
 990     _transient NSObject<ProgressDelegate> *progress_;
 991
 992     Status status_;
 993
 994     int cydiafd_;
 995     int statusfd_;
 996     FILE *input_;
 997
 998     std::map<const char *, _H<NSString> > sections_;
 999 }
1000
1001 + (Database *) sharedInstance;
1002 - (unsigned) era;
1003
1004 - (void) _readCydia:(NSNumber *)fd;
1005 - (void) _readStatus:(NSNumber *)fd;
1006 - (void) _readOutput:(NSNumber *)fd;
1007
1008 - (FILE *) input;
1009
1010 - (Package *) packageWithName:(NSString *)name;
1011
1012 - (pkgCacheFile &) cache;
1013 - (pkgDepCache::Policy *) policy;
1014 - (pkgRecords *) records;
1015 - (pkgProblemResolver *) resolver;
1016 - (pkgAcquire &) fetcher;
1017 - (pkgSourceList &) list;
1018 - (NSArray *) packages;
1019 - (NSArray *) sources;
1020 - (Source *) sourceWithKey:(NSString *)key;
1021 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
1022
1023 - (void) configure;
1024 - (bool) prepare;
1025 - (void) perform;
1026 - (bool) upgrade;
1027 - (void) update;
1028
1029 - (void) updateWithStatus:(Status &)status;
1030
1031 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate;
1032
1033 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate;
1034 - (NSObject<ProgressDelegate> *) progressDelegate;
1035
1036 - (Source *) getSource:(pkgCache::PkgFileIterator)file;
1037
1038 - (NSString *) mappedSectionForPointer:(const char *)pointer;
1039
1040 @end
1041 /* }}} */
1042 /* ProgressEvent Implementation {{{ */
1043 @implementation CydiaProgressEvent
1044
1045 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type {
1046     return [[[CydiaProgressEvent alloc] initWithMessage:message ofType:type] autorelease];
1047 }
1048
1049 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forPackage:(NSString *)package {
1050     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1051     [event setPackage:package];
1052     return event;
1053 }
1054
1055 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forItem:(pkgAcquire::ItemDesc &)item {
1056     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1057
1058     NSString *description([NSString stringWithUTF8String:item.Description.c_str()]);
1059     NSArray *fields([description componentsSeparatedByString:@" "]);
1060     [event setItem:fields];
1061
1062     if ([fields count] > 3) {
1063         [event setPackage:[fields objectAtIndex:2]];
1064         [event setVersion:[fields objectAtIndex:3]];
1065     }
1066
1067     [event setURL:[NSString stringWithUTF8String:item.URI.c_str()]];
1068
1069     return event;
1070 }
1071
1072 + (NSArray *) _attributeKeys {
1073     return [NSArray arrayWithObjects:
1074         @"item",
1075         @"message",
1076         @"package",
1077         @"type",
1078         @"url",
1079         @"version",
1080     nil];
1081 }
1082
1083 - (NSArray *) attributeKeys {
1084     return [[self class] _attributeKeys];
1085 }
1086
1087 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1088     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1089 }
1090
1091 - (id) initWithMessage:(NSString *)message ofType:(NSString *)type {
1092     if ((self = [super init]) != nil) {
1093         message_ = message;
1094         type_ = type;
1095     } return self;
1096 }
1097
1098 - (NSString *) message {
1099     return message_;
1100 }
1101
1102 - (NSString *) type {
1103     return type_;
1104 }
1105
1106 - (NSArray *) item {
1107     return (id) item_ ?: [NSNull null];
1108 }
1109
1110 - (void) setItem:(NSArray *)item {
1111     item_ = item;
1112 }
1113
1114 - (NSString *) package {
1115     return (id) package_ ?: [NSNull null];
1116 }
1117
1118 - (void) setPackage:(NSString *)package {
1119     package_ = package;
1120 }
1121
1122 - (NSString *) url {
1123     return (id) url_ ?: [NSNull null];
1124 }
1125
1126 - (void) setURL:(NSString *)url {
1127     url_ = url;
1128 }
1129
1130 - (void) setVersion:(NSString *)version {
1131     version_ = version;
1132 }
1133
1134 - (NSString *) version {
1135     return (id) version_ ?: [NSNull null];
1136 }
1137
1138 - (NSString *) compound:(NSString *)value {
1139     if (value != nil) {
1140         NSString *mode(nil); {
1141             NSString *type([self type]);
1142             if ([type isEqualToString:kCydiaProgressEventTypeError])
1143                 mode = UCLocalize("ERROR");
1144             else if ([type isEqualToString:kCydiaProgressEventTypeWarning])
1145                 mode = UCLocalize("WARNING");
1146         }
1147
1148         if (mode != nil)
1149             value = [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), mode, value];
1150     }
1151
1152     return value;
1153 }
1154
1155 - (NSString *) compoundMessage {
1156     return [self compound:[self message]];
1157 }
1158
1159 - (NSString *) compoundTitle {
1160     NSString *title;
1161
1162     if (package_ == nil)
1163         title = nil;
1164     else if (Package *package = [[Database sharedInstance] packageWithName:package_])
1165         title = [package name];
1166     else
1167         title = package_;
1168
1169     return [self compound:title];
1170 }
1171
1172 @end
1173 /* }}} */
1174
1175 // Cytore Definitions {{{
1176 struct PackageValue :
1177     Cytore::Block
1178 {
1179     Cytore::Offset<PackageValue> next_;
1180
1181     uint32_t index_ : 23;
1182     uint32_t subscribed_ : 1;
1183     uint32_t : 8;
1184
1185     int32_t first_;
1186     int32_t last_;
1187
1188     uint16_t vhash_;
1189     uint16_t nhash_;
1190
1191     char version_[8];
1192     char name_[];
1193 };
1194
1195 struct MetaValue :
1196     Cytore::Block
1197 {
1198     uint32_t active_;
1199     Cytore::Offset<PackageValue> packages_[1 << 16];
1200 };
1201
1202 static Cytore::File<MetaValue> MetaFile_;
1203 // }}}
1204 // Cytore Helper Functions {{{
1205 static PackageValue *PackageFind(const char *name, size_t length, bool *fail = NULL) {
1206     SplitHash nhash = { hashlittle(name, length) };
1207
1208     PackageValue *metadata;
1209
1210     Cytore::Offset<PackageValue> *offset(&MetaFile_->packages_[nhash.u16[0]]);
1211     offset: if (offset->IsNull()) {
1212         *offset = MetaFile_.New<PackageValue>(length + 1);
1213         metadata = &MetaFile_.Get(*offset);
1214
1215         if (metadata == NULL) {
1216             if (fail != NULL)
1217                 *fail = true;
1218
1219             metadata = new PackageValue();
1220             memset(metadata, 0, sizeof(*metadata));
1221         }
1222
1223         memcpy(metadata->name_, name, length + 1);
1224         metadata->nhash_ = nhash.u16[1];
1225     } else {
1226         metadata = &MetaFile_.Get(*offset);
1227
1228         if (metadata->nhash_ != nhash.u16[1] || strncmp(metadata->name_, name, length + 1) != 0) {
1229             offset = &metadata->next_;
1230             goto offset;
1231         }
1232     }
1233
1234     return metadata;
1235 }
1236
1237 static void PackageImport(const void *key, const void *value, void *context) {
1238     bool &fail(*reinterpret_cast<bool *>(context));
1239
1240     char buffer[1024];
1241     if (!CFStringGetCString((CFStringRef) key, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1242         NSLog(@"failed to import package %@", key);
1243         return;
1244     }
1245
1246     PackageValue *metadata(PackageFind(buffer, strlen(buffer), &fail));
1247     NSDictionary *package((NSDictionary *) value);
1248
1249     if (NSNumber *subscribed = [package objectForKey:@"IsSubscribed"])
1250         if ([subscribed boolValue] && !metadata->subscribed_)
1251             metadata->subscribed_ = true;
1252
1253     if (NSDate *date = [package objectForKey:@"FirstSeen"]) {
1254         time_t time([date timeIntervalSince1970]);
1255         if (metadata->first_ > time || metadata->first_ == 0)
1256             metadata->first_ = time;
1257     }
1258
1259     NSDate *date([package objectForKey:@"LastSeen"]);
1260     NSString *version([package objectForKey:@"LastVersion"]);
1261
1262     if (date != nil && version != nil) {
1263         time_t time([date timeIntervalSince1970]);
1264         if (metadata->last_ < time || metadata->last_ == 0)
1265             if (CFStringGetCString((CFStringRef) version, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1266                 size_t length(strlen(buffer));
1267                 uint16_t vhash(hashlittle(buffer, length));
1268
1269                 size_t capped(std::min<size_t>(8, length));
1270                 char *latest(buffer + length - capped);
1271
1272                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
1273                 metadata->vhash_ = vhash;
1274
1275                 metadata->last_ = time;
1276             }
1277     }
1278 }
1279 // }}}
1280
1281 /* Source Class {{{ */
1282 @interface Source : NSObject {
1283     unsigned era_;
1284     Database *database_;
1285     metaIndex *index_;
1286
1287     CYString depiction_;
1288     CYString description_;
1289     CYString label_;
1290     CYString origin_;
1291     CYString support_;
1292
1293     CYString uri_;
1294     CYString distribution_;
1295     CYString type_;
1296     CYString base_;
1297     CYString version_;
1298
1299     _H<NSString> host_;
1300     _H<NSString> authority_;
1301
1302     CYString defaultIcon_;
1303
1304     _H<NSDictionary> record_;
1305     BOOL trusted_;
1306 }
1307
1308 - (Source *) initWithMetaIndex:(metaIndex *)index forDatabase:(Database *)database inPool:(apr_pool_t *)pool;
1309
1310 - (NSComparisonResult) compareByName:(Source *)source;
1311
1312 - (NSString *) depictionForPackage:(NSString *)package;
1313 - (NSString *) supportForPackage:(NSString *)package;
1314
1315 - (NSDictionary *) record;
1316 - (BOOL) trusted;
1317
1318 - (NSString *) rooturi;
1319 - (NSString *) distribution;
1320 - (NSString *) type;
1321
1322 - (NSString *) key;
1323 - (NSString *) host;
1324
1325 - (NSString *) name;
1326 - (NSString *) shortDescription;
1327 - (NSString *) label;
1328 - (NSString *) origin;
1329 - (NSString *) version;
1330
1331 - (NSString *) defaultIcon;
1332 - (NSURL *) iconURL;
1333
1334 @end
1335
1336 @implementation Source
1337
1338 - (void) _clear {
1339     uri_.clear();
1340     distribution_.clear();
1341     type_.clear();
1342
1343     base_.clear();
1344
1345     description_.clear();
1346     label_.clear();
1347     origin_.clear();
1348     depiction_.clear();
1349     support_.clear();
1350     version_.clear();
1351     defaultIcon_.clear();
1352
1353     record_ = nil;
1354     host_ = nil;
1355     authority_ = nil;
1356 }
1357
1358 + (NSString *) webScriptNameForSelector:(SEL)selector {
1359     if (false);
1360     else if (selector == @selector(addSection:))
1361         return @"addSection";
1362     else if (selector == @selector(getField:))
1363         return @"getField";
1364     else if (selector == @selector(removeSection:))
1365         return @"removeSection";
1366     else if (selector == @selector(remove))
1367         return @"remove";
1368     else
1369         return nil;
1370 }
1371
1372 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
1373     return [self webScriptNameForSelector:selector] == nil;
1374 }
1375
1376 + (NSArray *) _attributeKeys {
1377     return [NSArray arrayWithObjects:
1378         @"baseuri",
1379         @"distribution",
1380         @"host",
1381         @"key",
1382         @"iconuri",
1383         @"label",
1384         @"name",
1385         @"origin",
1386         @"rooturi",
1387         @"sections",
1388         @"shortDescription",
1389         @"trusted",
1390         @"type",
1391         @"version",
1392     nil];
1393 }
1394
1395 - (NSArray *) attributeKeys {
1396     return [[self class] _attributeKeys];
1397 }
1398
1399 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1400     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1401 }
1402
1403 - (void) setMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool {
1404     [self _clear];
1405
1406     trusted_ = index->IsTrusted();
1407
1408     uri_.set(pool, index->GetURI());
1409     distribution_.set(pool, index->GetDist());
1410     type_.set(pool, index->GetType());
1411
1412     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index));
1413     if (dindex != NULL) {
1414         base_.set(pool, dindex->MetaIndexURI(""));
1415
1416         FileFd fd;
1417         if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly))
1418             _error->Discard();
1419         else {
1420             pkgTagFile tags(&fd);
1421
1422             pkgTagSection section;
1423             tags.Step(section);
1424
1425             struct {
1426                 const char *name_;
1427                 CYString *value_;
1428             } names[] = {
1429                 {"default-icon", &defaultIcon_},
1430                 {"depiction", &depiction_},
1431                 {"description", &description_},
1432                 {"label", &label_},
1433                 {"origin", &origin_},
1434                 {"support", &support_},
1435                 {"version", &version_},
1436             };
1437
1438             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
1439                 const char *start, *end;
1440
1441                 if (section.Find(names[i].name_, start, end)) {
1442                     CYString &value(*names[i].value_);
1443                     value.set(pool, start, end - start);
1444                 }
1445             }
1446         }
1447     }
1448
1449     record_ = [Sources_ objectForKey:[self key]];
1450
1451     NSURL *url([NSURL URLWithString:uri_]);
1452
1453     host_ = [url host];
1454     if (host_ != nil)
1455         host_ = [host_ lowercaseString];
1456
1457     if (host_ != nil)
1458         authority_ = host_;
1459     else
1460         authority_ = [url path];
1461 }
1462
1463 - (Source *) initWithMetaIndex:(metaIndex *)index forDatabase:(Database *)database inPool:(apr_pool_t *)pool {
1464     if ((self = [super init]) != nil) {
1465         era_ = [database era];
1466         database_ = database;
1467         index_ = index;
1468
1469         [self setMetaIndex:index inPool:pool];
1470     } return self;
1471 }
1472
1473 - (NSString *) getField:(NSString *)name {
1474 @synchronized (database_) {
1475     if ([database_ era] != era_ || index_ == NULL)
1476         return nil;
1477
1478     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index_));
1479     if (dindex == NULL)
1480         return nil;
1481
1482     FileFd fd;
1483     if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly)) {
1484          _error->Discard();
1485          return nil;
1486     }
1487
1488     pkgTagFile tags(&fd);
1489
1490     pkgTagSection section;
1491     tags.Step(section);
1492
1493     const char *start, *end;
1494     if (!section.Find([name UTF8String], start, end))
1495         return (NSString *) [NSNull null];
1496
1497     return [NSString stringWithString:[(NSString *) CYStringCreate(start, end - start) autorelease]];
1498 } }
1499
1500 - (NSComparisonResult) compareByName:(Source *)source {
1501     NSString *lhs = [self name];
1502     NSString *rhs = [source name];
1503
1504     if ([lhs length] != 0 && [rhs length] != 0) {
1505         unichar lhc = [lhs characterAtIndex:0];
1506         unichar rhc = [rhs characterAtIndex:0];
1507
1508         if (isalpha(lhc) && !isalpha(rhc))
1509             return NSOrderedAscending;
1510         else if (!isalpha(lhc) && isalpha(rhc))
1511             return NSOrderedDescending;
1512     }
1513
1514     return [lhs compare:rhs options:LaxCompareOptions_];
1515 }
1516
1517 - (NSString *) depictionForPackage:(NSString *)package {
1518     return depiction_.empty() ? nil : [static_cast<id>(depiction_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1519 }
1520
1521 - (NSString *) supportForPackage:(NSString *)package {
1522     return support_.empty() ? nil : [static_cast<id>(support_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1523 }
1524
1525 - (NSArray *) sections {
1526     return record_ == nil ? (id) [NSNull null] : [record_ objectForKey:@"Sections"] ?: [NSArray array];
1527 }
1528
1529 - (void) _addSection:(NSString *)section {
1530     if (record_ == nil)
1531         return;
1532     else if (NSMutableArray *sections = [record_ objectForKey:@"Sections"]) {
1533         if (![sections containsObject:section]) {
1534             [sections addObject:section];
1535             Changed_ = true;
1536         }
1537     } else {
1538         [record_ setObject:[NSMutableArray arrayWithObject:section] forKey:@"Sections"];
1539         Changed_ = true;
1540     }
1541 }
1542
1543 - (bool) addSection:(NSString *)section {
1544     if (record_ == nil)
1545         return false;
1546
1547     [self performSelectorOnMainThread:@selector(_addSection:) withObject:section waitUntilDone:NO];
1548     return true;
1549 }
1550
1551 - (void) _removeSection:(NSString *)section {
1552     if (record_ == nil)
1553         return;
1554
1555     if (NSMutableArray *sections = [record_ objectForKey:@"Sections"])
1556         if ([sections containsObject:section]) {
1557             [sections removeObject:section];
1558             Changed_ = true;
1559         }
1560 }
1561
1562 - (bool) removeSection:(NSString *)section {
1563     if (record_ == nil)
1564         return false;
1565
1566     [self performSelectorOnMainThread:@selector(_removeSection:) withObject:section waitUntilDone:NO];
1567     return true;
1568 }
1569
1570 - (void) _remove {
1571     [Sources_ removeObjectForKey:[self key]];
1572     Changed_ = true;
1573 }
1574
1575 - (bool) remove {
1576     bool value(record_ != nil);
1577     [self performSelectorOnMainThread:@selector(_remove) withObject:nil waitUntilDone:NO];
1578     return value;
1579 }
1580
1581 - (NSDictionary *) record {
1582     return record_;
1583 }
1584
1585 - (BOOL) trusted {
1586     return trusted_;
1587 }
1588
1589 - (NSString *) rooturi {
1590     return uri_;
1591 }
1592
1593 - (NSString *) distribution {
1594     return distribution_;
1595 }
1596
1597 - (NSString *) type {
1598     return type_;
1599 }
1600
1601 - (NSString *) baseuri {
1602     return base_.empty() ? nil : (id) base_;
1603 }
1604
1605 - (NSString *) iconuri {
1606     if (NSString *base = [self baseuri])
1607         return [base stringByAppendingString:@"CydiaIcon.png"];
1608
1609     return nil;
1610 }
1611
1612 - (NSURL *) iconURL {
1613     if (NSString *uri = [self iconuri])
1614         return [NSURL URLWithString:uri];
1615     return nil;
1616 }
1617
1618 - (NSString *) key {
1619     return [NSString stringWithFormat:@"%@:%@:%@", (NSString *) type_, (NSString *) uri_, (NSString *) distribution_];
1620 }
1621
1622 - (NSString *) host {
1623     return host_;
1624 }
1625
1626 - (NSString *) name {
1627     return origin_.empty() ? (id) authority_ : origin_;
1628 }
1629
1630 - (NSString *) shortDescription {
1631     return description_;
1632 }
1633
1634 - (NSString *) label {
1635     return label_.empty() ? (id) authority_ : label_;
1636 }
1637
1638 - (NSString *) origin {
1639     return origin_;
1640 }
1641
1642 - (NSString *) version {
1643     return version_;
1644 }
1645
1646 - (NSString *) defaultIcon {
1647     return defaultIcon_;
1648 }
1649
1650 @end
1651 /* }}} */
1652 /* CydiaOperation Class {{{ */
1653 @interface CydiaOperation : NSObject {
1654     _H<NSString> operator_;
1655     _H<NSString> value_;
1656 }
1657
1658 - (NSString *) operator;
1659 - (NSString *) value;
1660
1661 @end
1662
1663 @implementation CydiaOperation
1664
1665 - (id) initWithOperator:(const char *)_operator value:(const char *)value {
1666     if ((self = [super init]) != nil) {
1667         operator_ = [NSString stringWithUTF8String:_operator];
1668         value_ = [NSString stringWithUTF8String:value];
1669     } return self;
1670 }
1671
1672 + (NSArray *) _attributeKeys {
1673     return [NSArray arrayWithObjects:
1674         @"operator",
1675         @"value",
1676     nil];
1677 }
1678
1679 - (NSArray *) attributeKeys {
1680     return [[self class] _attributeKeys];
1681 }
1682
1683 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1684     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1685 }
1686
1687 - (NSString *) operator {
1688     return operator_;
1689 }
1690
1691 - (NSString *) value {
1692     return value_;
1693 }
1694
1695 @end
1696 /* }}} */
1697 /* CydiaClause Class {{{ */
1698 @interface CydiaClause : NSObject {
1699     _H<NSString> package_;
1700     _H<CydiaOperation> version_;
1701 }
1702
1703 - (NSString *) package;
1704 - (CydiaOperation *) version;
1705
1706 @end
1707
1708 @implementation CydiaClause
1709
1710 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1711     if ((self = [super init]) != nil) {
1712         package_ = [NSString stringWithUTF8String:dep.TargetPkg().Name()];
1713
1714         if (const char *version = dep.TargetVer())
1715             version_ = [[[CydiaOperation alloc] initWithOperator:dep.CompType() value:version] autorelease];
1716         else
1717             version_ = (id) [NSNull null];
1718     } return self;
1719 }
1720
1721 + (NSArray *) _attributeKeys {
1722     return [NSArray arrayWithObjects:
1723         @"package",
1724         @"version",
1725     nil];
1726 }
1727
1728 - (NSArray *) attributeKeys {
1729     return [[self class] _attributeKeys];
1730 }
1731
1732 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1733     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1734 }
1735
1736 - (NSString *) package {
1737     return package_;
1738 }
1739
1740 - (CydiaOperation *) version {
1741     return version_;
1742 }
1743
1744 @end
1745 /* }}} */
1746 /* CydiaRelation Class {{{ */
1747 @interface CydiaRelation : NSObject {
1748     _H<NSString> relationship_;
1749     _H<NSMutableArray> clauses_;
1750 }
1751
1752 - (NSString *) relationship;
1753 - (NSArray *) clauses;
1754
1755 @end
1756
1757 @implementation CydiaRelation
1758
1759 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1760     if ((self = [super init]) != nil) {
1761         relationship_ = [NSString stringWithUTF8String:dep.DepType()];
1762         clauses_ = [NSMutableArray arrayWithCapacity:8];
1763
1764         pkgCache::DepIterator start;
1765         pkgCache::DepIterator end;
1766         dep.GlobOr(start, end); // ++dep
1767
1768         _forever {
1769             [clauses_ addObject:[[[CydiaClause alloc] initWithIterator:start] autorelease]];
1770
1771             // yes, seriously. (wtf?)
1772             if (start == end)
1773                 break;
1774             ++start;
1775         }
1776     } return self;
1777 }
1778
1779 + (NSArray *) _attributeKeys {
1780     return [NSArray arrayWithObjects:
1781         @"clauses",
1782         @"relationship",
1783     nil];
1784 }
1785
1786 - (NSArray *) attributeKeys {
1787     return [[self class] _attributeKeys];
1788 }
1789
1790 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1791     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1792 }
1793
1794 - (NSString *) relationship {
1795     return relationship_;
1796 }
1797
1798 - (NSArray *) clauses {
1799     return clauses_;
1800 }
1801
1802 - (void) addClause:(CydiaClause *)clause {
1803     [clauses_ addObject:clause];
1804 }
1805
1806 @end
1807 /* }}} */
1808 /* Package Class {{{ */
1809 struct ParsedPackage {
1810     CYString md5sum_;
1811     CYString tagline_;
1812
1813     CYString architecture_;
1814     CYString icon_;
1815
1816     CYString depiction_;
1817     CYString homepage_;
1818
1819     CYString sponsor_;
1820     CYString author_;
1821
1822     CYString bugs_;
1823     CYString support_;
1824 };
1825
1826 @interface Package : NSObject {
1827     uint32_t era_ : 25;
1828     uint32_t role_ : 3;
1829     uint32_t essential_ : 1;
1830     uint32_t obsolete_ : 1;
1831     uint32_t ignored_ : 1;
1832     uint32_t pooled_ : 1;
1833
1834     apr_pool_t *pool_;
1835
1836     uint32_t rank_;
1837
1838     _transient Database *database_;
1839
1840     pkgCache::VerIterator version_;
1841     pkgCache::PkgIterator iterator_;
1842     pkgCache::VerFileIterator file_;
1843
1844     CYString id_;
1845     CYString name_;
1846
1847     CYString latest_;
1848     CYString installed_;
1849
1850     const char *section_;
1851     _transient NSString *section$_;
1852
1853     _H<Source> source_;
1854
1855     PackageValue *metadata_;
1856     ParsedPackage *parsed_;
1857
1858     _H<NSMutableArray> tags_;
1859 }
1860
1861 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
1862 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
1863
1864 - (pkgCache::PkgIterator) iterator;
1865 - (void) parse;
1866
1867 - (NSString *) section;
1868 - (NSString *) simpleSection;
1869
1870 - (NSString *) longSection;
1871 - (NSString *) shortSection;
1872
1873 - (NSString *) uri;
1874
1875 - (MIMEAddress *) maintainer;
1876 - (size_t) size;
1877 - (NSString *) longDescription;
1878 - (NSString *) shortDescription;
1879 - (unichar) index;
1880
1881 - (PackageValue *) metadata;
1882 - (time_t) seen;
1883
1884 - (bool) subscribed;
1885 - (bool) setSubscribed:(bool)subscribed;
1886
1887 - (BOOL) ignored;
1888
1889 - (NSString *) latest;
1890 - (NSString *) installed;
1891 - (BOOL) uninstalled;
1892
1893 - (BOOL) valid;
1894 - (BOOL) upgradableAndEssential:(BOOL)essential;
1895 - (BOOL) essential;
1896 - (BOOL) broken;
1897 - (BOOL) unfiltered;
1898 - (BOOL) visible;
1899
1900 - (BOOL) half;
1901 - (BOOL) halfConfigured;
1902 - (BOOL) halfInstalled;
1903 - (BOOL) hasMode;
1904 - (NSString *) mode;
1905
1906 - (NSString *) id;
1907 - (NSString *) name;
1908 - (UIImage *) icon;
1909 - (NSString *) homepage;
1910 - (NSString *) depiction;
1911 - (MIMEAddress *) author;
1912
1913 - (NSString *) support;
1914
1915 - (NSArray *) files;
1916 - (NSArray *) warnings;
1917 - (NSArray *) applications;
1918
1919 - (Source *) source;
1920
1921 - (uint32_t) rank;
1922 - (BOOL) matches:(NSArray *)query;
1923
1924 - (bool) hasSupportingRole;
1925 - (BOOL) hasTag:(NSString *)tag;
1926 - (NSString *) primaryPurpose;
1927 - (NSArray *) purposes;
1928 - (bool) isCommercial;
1929
1930 - (void) setIndex:(size_t)index;
1931
1932 - (CYString &) cyname;
1933
1934 - (uint32_t) compareBySection:(NSArray *)sections;
1935
1936 - (void) install;
1937 - (void) remove;
1938
1939 - (bool) isUnfilteredAndSearchedForBy:(NSArray *)query;
1940 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search;
1941 - (bool) isInstalledAndUnfiltered:(NSNumber *)number;
1942 - (bool) isVisibleInSection:(NSString *)section;
1943 - (bool) isVisibleInSource:(Source *)source;
1944
1945 @end
1946
1947 uint32_t PackageChangesRadix(Package *self, void *) {
1948     union {
1949         uint32_t key;
1950
1951         struct {
1952             uint32_t timestamp : 30;
1953             uint32_t ignored : 1;
1954             uint32_t upgradable : 1;
1955         } bits;
1956     } value;
1957
1958     bool upgradable([self upgradableAndEssential:YES]);
1959     value.bits.upgradable = upgradable ? 1 : 0;
1960
1961     if (upgradable) {
1962         value.bits.timestamp = 0;
1963         value.bits.ignored = [self ignored] ? 0 : 1;
1964         value.bits.upgradable = 1;
1965     } else {
1966         value.bits.timestamp = [self seen] >> 2;
1967         value.bits.ignored = 0;
1968         value.bits.upgradable = 0;
1969     }
1970
1971     return _not(uint32_t) - value.key;
1972 }
1973
1974 uint32_t PackagePrefixRadix(Package *self, void *context) {
1975     size_t offset(reinterpret_cast<size_t>(context));
1976     CYString &name([self cyname]);
1977
1978     size_t size(name.size());
1979     if (size == 0)
1980         return 0;
1981     char *text(name.data());
1982
1983     size_t zeros;
1984     if (!isdigit(text[0]))
1985         zeros = 0;
1986     else {
1987         size_t digits(1);
1988         while (size != digits && isdigit(text[digits]))
1989             if (++digits == 4)
1990                 break;
1991         zeros = 4 - digits;
1992     }
1993
1994     uint8_t data[4];
1995
1996     if (offset == 0 && zeros != 0) {
1997         memset(data, '0', zeros);
1998         memcpy(data + zeros, text, 4 - zeros);
1999     } else {
2000         /* XXX: there's some danger here if you request a non-zero offset < 4 and it gets zero padded */
2001         if (size <= offset - zeros)
2002             return 0;
2003
2004         text += offset - zeros;
2005         size -= offset - zeros;
2006
2007         if (size >= 4)
2008             memcpy(data, text, 4);
2009         else {
2010             memcpy(data, text, size);
2011             memset(data + size, 0, 4 - size);
2012         }
2013
2014         for (size_t i(0); i != 4; ++i)
2015             if (isalpha(data[i]))
2016                 data[i] |= 0x20;
2017     }
2018
2019     if (offset == 0)
2020         if (data[0] == '@')
2021             data[0] = 0x7f;
2022         else
2023             data[0] = (data[0] & 0x1f) | "\x80\x00\xc0\x40"[data[0] >> 6];
2024
2025     /* XXX: ntohl may be more honest */
2026     return OSSwapInt32(*reinterpret_cast<uint32_t *>(data));
2027 }
2028
2029 CYString &(*PackageName)(Package *self, SEL sel);
2030
2031 CFComparisonResult PackageNameCompare(Package *lhs, Package *rhs, void *arg) {
2032     _profile(PackageNameCompare)
2033         CYString &lhi(PackageName(lhs, @selector(cyname)));
2034         CYString &rhi(PackageName(rhs, @selector(cyname)));
2035         CFStringRef lhn(lhi), rhn(rhi);
2036
2037         if (lhn == NULL)
2038             return rhn == NULL ? NSOrderedSame : NSOrderedAscending;
2039         else if (rhn == NULL)
2040             return NSOrderedDescending;
2041
2042         _profile(PackageNameCompare$NumbersLast)
2043             if (!lhi.empty() && !rhi.empty()) {
2044                 UniChar lhc(CFStringGetCharacterAtIndex(lhn, 0));
2045                 UniChar rhc(CFStringGetCharacterAtIndex(rhn, 0));
2046                 bool lha(CFUniCharIsMemberOf(lhc, kCFUniCharLetterCharacterSet));
2047                 if (lha != CFUniCharIsMemberOf(rhc, kCFUniCharLetterCharacterSet))
2048                     return lha ? NSOrderedAscending : NSOrderedDescending;
2049             }
2050         _end
2051
2052         CFIndex length = CFStringGetLength(lhn);
2053
2054         _profile(PackageNameCompare$Compare)
2055             return CFStringCompareWithOptionsAndLocale(lhn, rhn, CFRangeMake(0, length), LaxCompareFlags_, Locale_);
2056         _end
2057     _end
2058 }
2059
2060 CFComparisonResult PackageNameCompare_(Package **lhs, Package **rhs, void *context) {
2061     return PackageNameCompare(*lhs, *rhs, context);
2062 }
2063
2064 struct PackageNameOrdering :
2065     std::binary_function<Package *, Package *, bool>
2066 {
2067     _finline bool operator ()(Package *lhs, Package *rhs) const {
2068         return PackageNameCompare(lhs, rhs, NULL) == NSOrderedAscending;
2069     }
2070 };
2071
2072 @implementation Package
2073
2074 - (NSString *) description {
2075     return [NSString stringWithFormat:@"<Package:%@>", static_cast<NSString *>(name_)];
2076 }
2077
2078 - (void) dealloc {
2079     if (!pooled_)
2080         apr_pool_destroy(pool_);
2081     if (parsed_ != NULL)
2082         delete parsed_;
2083     [super dealloc];
2084 }
2085
2086 + (NSString *) webScriptNameForSelector:(SEL)selector {
2087     if (false);
2088     else if (selector == @selector(clear))
2089         return @"clear";
2090     else if (selector == @selector(getField:))
2091         return @"getField";
2092     else if (selector == @selector(hasTag:))
2093         return @"hasTag";
2094     else if (selector == @selector(install))
2095         return @"install";
2096     else if (selector == @selector(remove))
2097         return @"remove";
2098     else
2099         return nil;
2100 }
2101
2102 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
2103     return [self webScriptNameForSelector:selector] == nil;
2104 }
2105
2106 + (NSArray *) _attributeKeys {
2107     return [NSArray arrayWithObjects:
2108         @"applications",
2109         @"architecture",
2110         @"author",
2111         @"depiction",
2112         @"essential",
2113         @"homepage",
2114         @"icon",
2115         @"id",
2116         @"installed",
2117         @"latest",
2118         @"longDescription",
2119         @"longSection",
2120         @"maintainer",
2121         @"md5sum",
2122         @"mode",
2123         @"name",
2124         @"purposes",
2125         @"relations",
2126         @"section",
2127         @"selection",
2128         @"shortDescription",
2129         @"shortSection",
2130         @"simpleSection",
2131         @"size",
2132         @"source",
2133         @"sponsor",
2134         @"state",
2135         @"support",
2136         @"tags",
2137         @"warnings",
2138     nil];
2139 }
2140
2141 - (NSArray *) attributeKeys {
2142     return [[self class] _attributeKeys];
2143 }
2144
2145 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2146     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2147 }
2148
2149 - (NSArray *) relations {
2150 @synchronized (database_) {
2151     NSMutableArray *relations([NSMutableArray arrayWithCapacity:16]);
2152     for (pkgCache::DepIterator dep(version_.DependsList()); !dep.end(); ++dep)
2153         [relations addObject:[[[CydiaRelation alloc] initWithIterator:dep] autorelease]];
2154     return relations;
2155 } }
2156
2157 - (NSString *) architecture {
2158     [self parse];
2159 @synchronized (database_) {
2160     return parsed_->architecture_.empty() ? [NSNull null] : (id) parsed_->architecture_;
2161 } }
2162
2163 - (NSString *) getField:(NSString *)name {
2164 @synchronized (database_) {
2165     if ([database_ era] != era_ || file_.end())
2166         return nil;
2167
2168     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2169
2170     const char *start, *end;
2171     if (!parser.Find([name UTF8String], start, end))
2172         return (NSString *) [NSNull null];
2173
2174     return [NSString stringWithString:[(NSString *) CYStringCreate(start, end - start) autorelease]];
2175 } }
2176
2177 - (void) parse {
2178     if (parsed_ != NULL)
2179         return;
2180 @synchronized (database_) {
2181     if ([database_ era] != era_ || file_.end())
2182         return;
2183
2184     ParsedPackage *parsed(new ParsedPackage);
2185     parsed_ = parsed;
2186
2187     _profile(Package$parse)
2188         pkgRecords::Parser *parser;
2189
2190         _profile(Package$parse$Lookup)
2191             parser = &[database_ records]->Lookup(file_);
2192         _end
2193
2194         CYString website;
2195
2196         _profile(Package$parse$Find)
2197             struct {
2198                 const char *name_;
2199                 CYString *value_;
2200             } names[] = {
2201                 {"architecture", &parsed->architecture_},
2202                 {"icon", &parsed->icon_},
2203                 {"depiction", &parsed->depiction_},
2204                 {"homepage", &parsed->homepage_},
2205                 {"website", &website},
2206                 {"bugs", &parsed->bugs_},
2207                 {"support", &parsed->support_},
2208                 {"sponsor", &parsed->sponsor_},
2209                 {"author", &parsed->author_},
2210                 {"md5sum", &parsed->md5sum_},
2211             };
2212
2213             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
2214                 const char *start, *end;
2215
2216                 if (parser->Find(names[i].name_, start, end)) {
2217                     CYString &value(*names[i].value_);
2218                     _profile(Package$parse$Value)
2219                         value.set(pool_, start, end - start);
2220                     _end
2221                 }
2222             }
2223         _end
2224
2225         _profile(Package$parse$Tagline)
2226             const char *start, *end;
2227             if (parser->ShortDesc(start, end)) {
2228                 const char *stop(reinterpret_cast<const char *>(memchr(start, '\n', end - start)));
2229                 if (stop == NULL)
2230                     stop = end;
2231                 while (stop != start && stop[-1] == '\r')
2232                     --stop;
2233                 parsed->tagline_.set(pool_, start, stop - start);
2234             }
2235         _end
2236
2237         _profile(Package$parse$Retain)
2238             if (parsed->homepage_.empty())
2239                 parsed->homepage_ = website;
2240             if (parsed->homepage_ == parsed->depiction_)
2241                 parsed->homepage_.clear();
2242         _end
2243     _end
2244 } }
2245
2246 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2247     if ((self = [super init]) != nil) {
2248     _profile(Package$initWithVersion)
2249         if (pool == NULL)
2250             apr_pool_create(&pool_, NULL);
2251         else {
2252             pool_ = pool;
2253             pooled_ = true;
2254         }
2255
2256         database_ = database;
2257         era_ = [database era];
2258
2259         version_ = version;
2260
2261         pkgCache::PkgIterator iterator(version.ParentPkg());
2262         iterator_ = iterator;
2263
2264         _profile(Package$initWithVersion$Version)
2265             if (!version_.end())
2266                 file_ = version_.FileList();
2267             else {
2268                 pkgCache &cache([database_ cache]);
2269                 file_ = pkgCache::VerFileIterator(cache, cache.VerFileP);
2270             }
2271         _end
2272
2273         _profile(Package$initWithVersion$Cache)
2274             name_.set(NULL, iterator.Display());
2275
2276             latest_.set(NULL, StripVersion_(version_.VerStr()));
2277
2278             pkgCache::VerIterator current(iterator.CurrentVer());
2279             if (!current.end())
2280                 installed_.set(NULL, StripVersion_(current.VerStr()));
2281         _end
2282
2283         _profile(Package$initWithVersion$Tags)
2284             pkgCache::TagIterator tag(iterator.TagList());
2285             if (!tag.end()) {
2286                 tags_ = [NSMutableArray arrayWithCapacity:8];
2287                 do {
2288                     const char *name(tag.Name());
2289                     [tags_ addObject:[(NSString *)CYStringCreate(name) autorelease]];
2290
2291                     if (role_ == 0 && strncmp(name, "role::", 6) == 0 /*&& strcmp(name, "role::leaper") != 0*/) {
2292                         if (strcmp(name + 6, "enduser") == 0)
2293                             role_ = 1;
2294                         else if (strcmp(name + 6, "hacker") == 0)
2295                             role_ = 2;
2296                         else if (strcmp(name + 6, "developer") == 0)
2297                             role_ = 3;
2298                         else if (strcmp(name + 6, "cydia") == 0)
2299                             role_ = 7;
2300                         else
2301                             role_ = 4;
2302                     }
2303
2304                     if (strncmp(name, "cydia::", 7) == 0) {
2305                         if (strcmp(name + 7, "essential") == 0)
2306                             essential_ = true;
2307                         else if (strcmp(name + 7, "obsolete") == 0)
2308                             obsolete_ = true;
2309                     }
2310
2311                     ++tag;
2312                 } while (!tag.end());
2313             }
2314         _end
2315
2316         _profile(Package$initWithVersion$Metadata)
2317             const char *mixed(iterator.Name());
2318             size_t size(strlen(mixed));
2319             char lower[size + 1];
2320
2321             for (size_t i(0); i != size; ++i)
2322                 lower[i] = mixed[i] | 0x20;
2323             lower[size] = '\0';
2324
2325             PackageValue *metadata(PackageFind(lower, size));
2326             metadata_ = metadata;
2327
2328             id_.set(NULL, metadata->name_, size);
2329
2330             const char *latest(version_.VerStr());
2331             size_t length(strlen(latest));
2332
2333             uint16_t vhash(hashlittle(latest, length));
2334
2335             size_t capped(std::min<size_t>(8, length));
2336             latest = latest + length - capped;
2337
2338             if (metadata->first_ == 0)
2339                 metadata->first_ = now_;
2340
2341             if (metadata->vhash_ != vhash || strncmp(metadata->version_, latest, sizeof(metadata->version_)) != 0) {
2342                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
2343                 metadata->vhash_ = vhash;
2344                 metadata->last_ = now_;
2345             } else if (metadata->last_ == 0)
2346                 metadata->last_ = metadata->first_;
2347         _end
2348
2349         _profile(Package$initWithVersion$Section)
2350             section_ = iterator.Section();
2351         _end
2352
2353         _profile(Package$initWithVersion$Flags)
2354             essential_ |= ((iterator->Flags & pkgCache::Flag::Essential) == 0 ? NO : YES);
2355             ignored_ = iterator->SelectedState == pkgCache::State::Hold;
2356         _end
2357     _end } return self;
2358 }
2359
2360 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2361     pkgCache::VerIterator version;
2362
2363     _profile(Package$packageWithIterator$GetCandidateVer)
2364         version = [database policy]->GetCandidateVer(iterator);
2365     _end
2366
2367     if (version.end())
2368         return nil;
2369
2370     Package *package;
2371
2372     _profile(Package$packageWithIterator$Allocate)
2373         package = [Package allocWithZone:zone];
2374     _end
2375
2376     _profile(Package$packageWithIterator$Initialize)
2377         package = [package
2378             initWithVersion:version
2379             withZone:zone
2380             inPool:pool
2381             database:database
2382         ];
2383     _end
2384
2385     _profile(Package$packageWithIterator$Autorelease)
2386         package = [package autorelease];
2387     _end
2388
2389     return package;
2390 }
2391
2392 - (pkgCache::PkgIterator) iterator {
2393     return iterator_;
2394 }
2395
2396 - (NSString *) section {
2397     if (section$_ == nil) {
2398         if (section_ == NULL)
2399             return nil;
2400
2401         _profile(Package$section$mappedSectionForPointer)
2402             section$_ = [database_ mappedSectionForPointer:section_];
2403         _end
2404     } return section$_;
2405 }
2406
2407 - (NSString *) simpleSection {
2408     if (NSString *section = [self section])
2409         return Simplify(section);
2410     else
2411         return nil;
2412 }
2413
2414 - (NSString *) longSection {
2415     return LocalizeSection([self section]);
2416 }
2417
2418 - (NSString *) shortSection {
2419     return [[NSBundle mainBundle] localizedStringForKey:[self simpleSection] value:nil table:@"Sections"];
2420 }
2421
2422 - (NSString *) uri {
2423     return nil;
2424 #if 0
2425     pkgIndexFile *index;
2426     pkgCache::PkgFileIterator file(file_.File());
2427     if (![database_ list].FindIndex(file, index))
2428         return nil;
2429     return [NSString stringWithUTF8String:iterator_->Path];
2430     //return [NSString stringWithUTF8String:file.Site()];
2431     //return [NSString stringWithUTF8String:index->ArchiveURI(file.FileName()).c_str()];
2432 #endif
2433 }
2434
2435 - (MIMEAddress *) maintainer {
2436 @synchronized (database_) {
2437     if ([database_ era] != era_ || file_.end())
2438         return nil;
2439
2440     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2441     const std::string &maintainer(parser->Maintainer());
2442     return maintainer.empty() ? nil : [MIMEAddress addressWithString:[NSString stringWithUTF8String:maintainer.c_str()]];
2443 } }
2444
2445 - (NSString *) md5sum {
2446     return parsed_ == NULL ? nil : (id) parsed_->md5sum_;
2447 }
2448
2449 - (size_t) size {
2450 @synchronized (database_) {
2451     if ([database_ era] != era_ || version_.end())
2452         return 0;
2453
2454     return version_->InstalledSize;
2455 } }
2456
2457 - (NSString *) longDescription {
2458 @synchronized (database_) {
2459     if ([database_ era] != era_ || file_.end())
2460         return nil;
2461
2462     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2463     NSString *description([NSString stringWithUTF8String:parser->LongDesc().c_str()]);
2464
2465     NSArray *lines = [description componentsSeparatedByString:@"\n"];
2466     NSMutableArray *trimmed = [NSMutableArray arrayWithCapacity:([lines count] - 1)];
2467     if ([lines count] < 2)
2468         return nil;
2469
2470     NSCharacterSet *whitespace = [NSCharacterSet whitespaceCharacterSet];
2471     for (size_t i(1), e([lines count]); i != e; ++i) {
2472         NSString *trim = [[lines objectAtIndex:i] stringByTrimmingCharactersInSet:whitespace];
2473         [trimmed addObject:trim];
2474     }
2475
2476     return [trimmed componentsJoinedByString:@"\n"];
2477 } }
2478
2479 - (NSString *) shortDescription {
2480     if (parsed_ != NULL)
2481         return static_cast<NSString *>(parsed_->tagline_);
2482
2483 @synchronized (database_) {
2484     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2485
2486     const char *start, *end;
2487     if (!parser.ShortDesc(start, end))
2488         return nil;
2489
2490     if (end - start > 200)
2491         end = start + 200;
2492
2493     /*
2494     if (const char *stop = reinterpret_cast<const char *>(memchr(start, '\n', end - start)))
2495         end = stop;
2496
2497     while (end != start && end[-1] == '\r')
2498         --end;
2499     */
2500
2501     return [(id) CYStringCreate(start, end - start) autorelease];
2502 } }
2503
2504 - (unichar) index {
2505     _profile(Package$index)
2506         CFStringRef name((CFStringRef) [self name]);
2507         if (CFStringGetLength(name) == 0)
2508             return '#';
2509         UniChar character(CFStringGetCharacterAtIndex(name, 0));
2510         if (!CFUniCharIsMemberOf(character, kCFUniCharLetterCharacterSet))
2511             return '#';
2512         return toupper(character);
2513     _end
2514 }
2515
2516 - (PackageValue *) metadata {
2517     return metadata_;
2518 }
2519
2520 - (time_t) seen {
2521     PackageValue *metadata([self metadata]);
2522     return metadata->subscribed_ ? metadata->last_ : metadata->first_;
2523 }
2524
2525 - (bool) subscribed {
2526     return [self metadata]->subscribed_;
2527 }
2528
2529 - (bool) setSubscribed:(bool)subscribed {
2530     PackageValue *metadata([self metadata]);
2531     if (metadata->subscribed_ == subscribed)
2532         return false;
2533     metadata->subscribed_ = subscribed;
2534     return true;
2535 }
2536
2537 - (BOOL) ignored {
2538     return ignored_;
2539 }
2540
2541 - (NSString *) latest {
2542     return latest_;
2543 }
2544
2545 - (NSString *) installed {
2546     return installed_;
2547 }
2548
2549 - (BOOL) uninstalled {
2550     return installed_.empty();
2551 }
2552
2553 - (BOOL) valid {
2554     return !version_.end();
2555 }
2556
2557 - (BOOL) upgradableAndEssential:(BOOL)essential {
2558     _profile(Package$upgradableAndEssential)
2559         pkgCache::VerIterator current(iterator_.CurrentVer());
2560         if (current.end())
2561             return essential && essential_;
2562         else
2563             return !version_.end() && version_ != current;
2564     _end
2565 }
2566
2567 - (BOOL) essential {
2568     return essential_;
2569 }
2570
2571 - (BOOL) broken {
2572     return [database_ cache][iterator_].InstBroken();
2573 }
2574
2575 - (BOOL) unfiltered {
2576     _profile(Package$unfiltered$obsolete)
2577         if (_unlikely(obsolete_))
2578             return false;
2579     _end
2580
2581     _profile(Package$unfiltered$hasSupportingRole)
2582         if (_unlikely(![self hasSupportingRole]))
2583             return false;
2584     _end
2585
2586     return true;
2587 }
2588
2589 - (BOOL) visible {
2590     if (![self unfiltered])
2591         return false;
2592
2593     NSString *section;
2594
2595     _profile(Package$visible$section)
2596         section = [self section];
2597     _end
2598
2599     _profile(Package$visible$isSectionVisible)
2600         if (!isSectionVisible(section))
2601             return false;
2602     _end
2603
2604     return true;
2605 }
2606
2607 - (BOOL) half {
2608     unsigned char current(iterator_->CurrentState);
2609     return current == pkgCache::State::HalfConfigured || current == pkgCache::State::HalfInstalled;
2610 }
2611
2612 - (BOOL) halfConfigured {
2613     return iterator_->CurrentState == pkgCache::State::HalfConfigured;
2614 }
2615
2616 - (BOOL) halfInstalled {
2617     return iterator_->CurrentState == pkgCache::State::HalfInstalled;
2618 }
2619
2620 - (BOOL) hasMode {
2621 @synchronized (database_) {
2622     if ([database_ era] != era_ || iterator_.end())
2623         return nil;
2624
2625     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2626     return state.Mode != pkgDepCache::ModeKeep;
2627 } }
2628
2629 - (NSString *) mode {
2630 @synchronized (database_) {
2631     if ([database_ era] != era_ || iterator_.end())
2632         return nil;
2633
2634     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2635
2636     switch (state.Mode) {
2637         case pkgDepCache::ModeDelete:
2638             if ((state.iFlags & pkgDepCache::Purge) != 0)
2639                 return @"PURGE";
2640             else
2641                 return @"REMOVE";
2642         case pkgDepCache::ModeKeep:
2643             if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2644                 return @"REINSTALL";
2645             /*else if ((state.iFlags & pkgDepCache::AutoKept) != 0)
2646                 return nil;*/
2647             else
2648                 return nil;
2649         case pkgDepCache::ModeInstall:
2650             /*if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2651                 return @"REINSTALL";
2652             else*/ switch (state.Status) {
2653                 case -1:
2654                     return @"DOWNGRADE";
2655                 case 0:
2656                     return @"INSTALL";
2657                 case 1:
2658                     return @"UPGRADE";
2659                 case 2:
2660                     return @"NEW_INSTALL";
2661                 _nodefault
2662             }
2663         _nodefault
2664     }
2665 } }
2666
2667 - (NSString *) id {
2668     return id_;
2669 }
2670
2671 - (NSString *) name {
2672     return name_.empty() ? id_ : name_;
2673 }
2674
2675 - (UIImage *) icon {
2676     NSString *section = [self simpleSection];
2677
2678     UIImage *icon(nil);
2679     if (parsed_ != NULL)
2680         if (NSString *href = parsed_->icon_)
2681             if ([href hasPrefix:@"file:///"])
2682                 icon = [UIImage imageAtPath:[[href substringFromIndex:7] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
2683     if (icon == nil) if (section != nil)
2684         icon = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, [section stringByReplacingOccurrencesOfString:@" " withString:@"_"]]];
2685     if (icon == nil) if (Source *source = [self source]) if (NSString *dicon = [source defaultIcon])
2686         if ([dicon hasPrefix:@"file:///"])
2687             icon = [UIImage imageAtPath:[[dicon substringFromIndex:7] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
2688     if (icon == nil)
2689         icon = [UIImage applicationImageNamed:@"unknown.png"];
2690     return icon;
2691 }
2692
2693 - (NSString *) homepage {
2694     return parsed_ == NULL ? nil : static_cast<NSString *>(parsed_->homepage_);
2695 }
2696
2697 - (NSString *) depiction {
2698     return parsed_ != NULL && !parsed_->depiction_.empty() ? parsed_->depiction_ : [[self source] depictionForPackage:id_];
2699 }
2700
2701 - (MIMEAddress *) sponsor {
2702     return parsed_ == NULL || parsed_->sponsor_.empty() ? nil : [MIMEAddress addressWithString:parsed_->sponsor_];
2703 }
2704
2705 - (MIMEAddress *) author {
2706     return parsed_ == NULL || parsed_->author_.empty() ? nil : [MIMEAddress addressWithString:parsed_->author_];
2707 }
2708
2709 - (NSString *) support {
2710     return parsed_ != NULL && !parsed_->bugs_.empty() ? parsed_->bugs_ : [[self source] supportForPackage:id_];
2711 }
2712
2713 - (NSArray *) files {
2714     NSString *path = [NSString stringWithFormat:@"/var/lib/dpkg/info/%@.list", static_cast<NSString *>(id_)];
2715     NSMutableArray *files = [NSMutableArray arrayWithCapacity:128];
2716
2717     std::ifstream fin;
2718     fin.open([path UTF8String]);
2719     if (!fin.is_open())
2720         return nil;
2721
2722     std::string line;
2723     while (std::getline(fin, line))
2724         [files addObject:[NSString stringWithUTF8String:line.c_str()]];
2725
2726     return files;
2727 }
2728
2729 - (NSString *) state {
2730 @synchronized (database_) {
2731     if ([database_ era] != era_ || file_.end())
2732         return nil;
2733
2734     switch (iterator_->CurrentState) {
2735         case pkgCache::State::NotInstalled:
2736             return @"NotInstalled";
2737         case pkgCache::State::UnPacked:
2738             return @"UnPacked";
2739         case pkgCache::State::HalfConfigured:
2740             return @"HalfConfigured";
2741         case pkgCache::State::HalfInstalled:
2742             return @"HalfInstalled";
2743         case pkgCache::State::ConfigFiles:
2744             return @"ConfigFiles";
2745         case pkgCache::State::Installed:
2746             return @"Installed";
2747         case pkgCache::State::TriggersAwaited:
2748             return @"TriggersAwaited";
2749         case pkgCache::State::TriggersPending:
2750             return @"TriggersPending";
2751     }
2752
2753     return (NSString *) [NSNull null];
2754 } }
2755
2756 - (NSString *) selection {
2757 @synchronized (database_) {
2758     if ([database_ era] != era_ || file_.end())
2759         return nil;
2760
2761     switch (iterator_->SelectedState) {
2762         case pkgCache::State::Unknown:
2763             return @"Unknown";
2764         case pkgCache::State::Install:
2765             return @"Install";
2766         case pkgCache::State::Hold:
2767             return @"Hold";
2768         case pkgCache::State::DeInstall:
2769             return @"DeInstall";
2770         case pkgCache::State::Purge:
2771             return @"Purge";
2772     }
2773
2774     return (NSString *) [NSNull null];
2775 } }
2776
2777 - (NSArray *) warnings {
2778     NSMutableArray *warnings([NSMutableArray arrayWithCapacity:4]);
2779     const char *name(iterator_.Name());
2780
2781     size_t length(strlen(name));
2782     if (length < 2) invalid:
2783         [warnings addObject:UCLocalize("ILLEGAL_PACKAGE_IDENTIFIER")];
2784     else for (size_t i(0); i != length; ++i)
2785         if (
2786             /* XXX: technically this is not allowed */
2787             (name[i] < 'A' || name[i] > 'Z') &&
2788             (name[i] < 'a' || name[i] > 'z') &&
2789             (name[i] < '0' || name[i] > '9') &&
2790             (i == 0 || name[i] != '+' && name[i] != '-' && name[i] != '.')
2791         ) goto invalid;
2792
2793     if (strcmp(name, "cydia") != 0) {
2794         bool cydia = false;
2795         bool user = false;
2796         bool _private = false;
2797         bool stash = false;
2798
2799         bool repository = [[self section] isEqualToString:@"Repositories"];
2800
2801         if (NSArray *files = [self files])
2802             for (NSString *file in files)
2803                 if (!cydia && [file isEqualToString:@"/Applications/Cydia.app"])
2804                     cydia = true;
2805                 else if (!user && [file isEqualToString:@"/User"])
2806                     user = true;
2807                 else if (!_private && [file isEqualToString:@"/private"])
2808                     _private = true;
2809                 else if (!stash && [file isEqualToString:@"/var/stash"])
2810                     stash = true;
2811
2812         /* XXX: this is not sensitive enough. only some folders are valid. */
2813         if (cydia && !repository)
2814             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"Cydia.app"]];
2815         if (user)
2816             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/User"]];
2817         if (_private)
2818             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/private"]];
2819         if (stash)
2820             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/var/stash"]];
2821     }
2822
2823     return [warnings count] == 0 ? nil : warnings;
2824 }
2825
2826 - (NSArray *) applications {
2827     NSString *me([[NSBundle mainBundle] bundleIdentifier]);
2828
2829     NSMutableArray *applications([NSMutableArray arrayWithCapacity:2]);
2830
2831     static Pcre application_r("^/Applications/(.*)\\.app/Info.plist$");
2832     if (NSArray *files = [self files])
2833         for (NSString *file in files)
2834             if (application_r(file)) {
2835                 NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:file]);
2836                 NSString *id([info objectForKey:@"CFBundleIdentifier"]);
2837                 if ([id isEqualToString:me])
2838                     continue;
2839
2840                 NSString *display([info objectForKey:@"CFBundleDisplayName"]);
2841                 if (display == nil)
2842                     display = application_r[1];
2843
2844                 NSString *bundle([file stringByDeletingLastPathComponent]);
2845                 NSString *icon([info objectForKey:@"CFBundleIconFile"]);
2846                 if (icon == nil || [icon length] == 0)
2847                     icon = @"icon.png";
2848                 NSURL *url([NSURL fileURLWithPath:[bundle stringByAppendingPathComponent:icon]]);
2849
2850                 NSMutableArray *application([NSMutableArray arrayWithCapacity:2]);
2851                 [applications addObject:application];
2852
2853                 [application addObject:id];
2854                 [application addObject:display];
2855                 [application addObject:url];
2856             }
2857
2858     return [applications count] == 0 ? nil : applications;
2859 }
2860
2861 - (Source *) source {
2862     if (source_ == nil) {
2863         @synchronized (database_) {
2864             if ([database_ era] != era_ || file_.end())
2865                 source_ = (Source *) [NSNull null];
2866             else
2867                 source_ = [database_ getSource:file_.File()] ?: (Source *) [NSNull null];
2868         }
2869     }
2870
2871     return source_ == (Source *) [NSNull null] ? nil : source_;
2872 }
2873
2874 - (uint32_t) rank {
2875     return rank_;
2876 }
2877
2878 - (BOOL) matches:(NSArray *)query {
2879     if (query == nil || [query count] == 0)
2880         return NO;
2881
2882     rank_ = 0;
2883
2884     NSString *string;
2885     NSRange range;
2886     NSUInteger length;
2887
2888     string = [self name];
2889     length = [string length];
2890
2891     for (NSString *term in query) {
2892         range = [string rangeOfString:term options:MatchCompareOptions_];
2893         if (range.location != NSNotFound)
2894             rank_ -= 6 * 1000000 / length;
2895     }
2896
2897     if (rank_ == 0) {
2898         string = [self id];
2899         length = [string length];
2900
2901         for (NSString *term in query) {
2902             range = [string rangeOfString:term options:MatchCompareOptions_];
2903             if (range.location != NSNotFound)
2904                 rank_ -= 6 * 1000000 / length;
2905         }
2906     }
2907
2908     string = [self shortDescription];
2909     length = [string length];
2910     NSUInteger stop(std::min<NSUInteger>(length, 200));
2911
2912     for (NSString *term in query) {
2913         range = [string rangeOfString:term options:MatchCompareOptions_ range:NSMakeRange(0, stop)];
2914         if (range.location != NSNotFound)
2915             rank_ -= 2 * 100000;
2916     }
2917
2918     return rank_ != 0;
2919 }
2920
2921 - (bool) hasSupportingRole {
2922     if (role_ == 0)
2923         return true;
2924     if (role_ == 1)
2925         return true;
2926     if ([Role_ isEqualToString:@"User"])
2927         return false;
2928     if (role_ == 2)
2929         return true;
2930     if ([Role_ isEqualToString:@"Hacker"])
2931         return false;
2932     if (role_ == 3)
2933         return true;
2934     if ([Role_ isEqualToString:@"Developer"])
2935         return false;
2936     _assert(false);
2937 }
2938
2939 - (NSArray *) tags {
2940     return tags_;
2941 }
2942
2943 - (BOOL) hasTag:(NSString *)tag {
2944     return tags_ == nil ? NO : [tags_ containsObject:tag];
2945 }
2946
2947 - (NSString *) primaryPurpose {
2948     for (NSString *tag in (NSArray *) tags_)
2949         if ([tag hasPrefix:@"purpose::"])
2950             return [tag substringFromIndex:9];
2951     return nil;
2952 }
2953
2954 - (NSArray *) purposes {
2955     NSMutableArray *purposes([NSMutableArray arrayWithCapacity:2]);
2956     for (NSString *tag in (NSArray *) tags_)
2957         if ([tag hasPrefix:@"purpose::"])
2958             [purposes addObject:[tag substringFromIndex:9]];
2959     return [purposes count] == 0 ? nil : purposes;
2960 }
2961
2962 - (bool) isCommercial {
2963     return [self hasTag:@"cydia::commercial"];
2964 }
2965
2966 - (void) setIndex:(size_t)index {
2967     if (metadata_->index_ != index)
2968         metadata_->index_ = index;
2969 }
2970
2971 - (CYString &) cyname {
2972     return name_.empty() ? id_ : name_;
2973 }
2974
2975 - (uint32_t) compareBySection:(NSArray *)sections {
2976     NSString *section([self section]);
2977     for (size_t i(0), e([sections count]); i != e; ++i) {
2978         if ([section isEqualToString:[[sections objectAtIndex:i] name]])
2979             return i;
2980     }
2981
2982     return _not(uint32_t);
2983 }
2984
2985 - (void) clear {
2986 @synchronized (database_) {
2987     pkgProblemResolver *resolver = [database_ resolver];
2988     resolver->Clear(iterator_);
2989
2990     pkgCacheFile &cache([database_ cache]);
2991     cache->SetReInstall(iterator_, false);
2992     cache->MarkKeep(iterator_, false);
2993 } }
2994
2995 - (void) install {
2996 @synchronized (database_) {
2997     pkgProblemResolver *resolver = [database_ resolver];
2998     resolver->Clear(iterator_);
2999     resolver->Protect(iterator_);
3000
3001     pkgCacheFile &cache([database_ cache]);
3002     cache->SetReInstall(iterator_, false);
3003     cache->MarkInstall(iterator_, false);
3004
3005     pkgDepCache::StateCache &state((*cache)[iterator_]);
3006     if (!state.Install())
3007         cache->SetReInstall(iterator_, true);
3008 } }
3009
3010 - (void) remove {
3011 @synchronized (database_) {
3012     pkgProblemResolver *resolver = [database_ resolver];
3013     resolver->Clear(iterator_);
3014     resolver->Remove(iterator_);
3015     resolver->Protect(iterator_);
3016
3017     pkgCacheFile &cache([database_ cache]);
3018     cache->SetReInstall(iterator_, false);
3019     cache->MarkDelete(iterator_, true);
3020 } }
3021
3022 - (bool) isUnfilteredAndSearchedForBy:(NSArray *)query {
3023     _profile(Package$isUnfilteredAndSearchedForBy)
3024         bool value(true);
3025
3026         _profile(Package$isUnfilteredAndSearchedForBy$Unfiltered)
3027             value &= [self unfiltered];
3028         _end
3029
3030         _profile(Package$isUnfilteredAndSearchedForBy$Match)
3031             value &= [self matches:query];
3032         _end
3033
3034         return value;
3035     _end
3036 }
3037
3038 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search {
3039     if ([search length] == 0)
3040         return false;
3041
3042     _profile(Package$isUnfilteredAndSelectedForBy)
3043         bool value(true);
3044
3045         _profile(Package$isUnfilteredAndSelectedForBy$Unfiltered)
3046             value &= [self unfiltered];
3047         _end
3048
3049         _profile(Package$isUnfilteredAndSelectedForBy$Match)
3050             value &= [[self name] compare:search options:MatchCompareOptions_ range:NSMakeRange(0, [search length])] == NSOrderedSame;
3051         _end
3052
3053         return value;
3054     _end
3055 }
3056
3057 - (bool) isInstalledAndUnfiltered:(NSNumber *)number {
3058     return ![self uninstalled] && (![number boolValue] && role_ != 7 || [self unfiltered]);
3059 }
3060
3061 - (bool) isVisibleInSection:(NSString *)name {
3062     NSString *section([self section]);
3063
3064     return (
3065         name == nil ||
3066         section == nil && [name length] == 0 ||
3067         [name isEqualToString:section]
3068     ) && [self visible];
3069 }
3070
3071 - (bool) isVisibleInSource:(Source *)source {
3072     return [self source] == source && [self visible];
3073 }
3074
3075 @end
3076 /* }}} */
3077 /* Section Class {{{ */
3078 @interface Section : NSObject {
3079     _H<NSString> name_;
3080     unichar index_;
3081     size_t row_;
3082     size_t count_;
3083     _H<NSString> localized_;
3084 }
3085
3086 - (NSComparisonResult) compareByLocalized:(Section *)section;
3087 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized;
3088 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize;
3089 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize;
3090 - (Section *) initWithIndex:(unichar)index row:(size_t)row;
3091 - (NSString *) name;
3092 - (unichar) index;
3093
3094 - (size_t) row;
3095 - (size_t) count;
3096
3097 - (void) addToRow;
3098 - (void) addToCount;
3099
3100 - (void) setCount:(size_t)count;
3101 - (NSString *) localized;
3102
3103 @end
3104
3105 @implementation Section
3106
3107 - (NSComparisonResult) compareByLocalized:(Section *)section {
3108     NSString *lhs(localized_);
3109     NSString *rhs([section localized]);
3110
3111     /*if ([lhs length] != 0 && [rhs length] != 0) {
3112         unichar lhc = [lhs characterAtIndex:0];
3113         unichar rhc = [rhs characterAtIndex:0];
3114
3115         if (isalpha(lhc) && !isalpha(rhc))
3116             return NSOrderedAscending;
3117         else if (!isalpha(lhc) && isalpha(rhc))
3118             return NSOrderedDescending;
3119     }*/
3120
3121     return [lhs compare:rhs options:LaxCompareOptions_];
3122 }
3123
3124 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized {
3125     if ((self = [self initWithName:name localize:NO]) != nil) {
3126         if (localized != nil)
3127             localized_ = localized;
3128     } return self;
3129 }
3130
3131 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize {
3132     return [self initWithName:name row:0 localize:localize];
3133 }
3134
3135 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize {
3136     if ((self = [super init]) != nil) {
3137         name_ = name;
3138         index_ = '\0';
3139         row_ = row;
3140         if (localize)
3141             localized_ = LocalizeSection(name_);
3142     } return self;
3143 }
3144
3145 /* XXX: localize the index thingees */
3146 - (Section *) initWithIndex:(unichar)index row:(size_t)row {
3147     if ((self = [super init]) != nil) {
3148         name_ = [NSString stringWithCharacters:&index length:1];
3149         index_ = index;
3150         row_ = row;
3151     } return self;
3152 }
3153
3154 - (NSString *) name {
3155     return name_;
3156 }
3157
3158 - (unichar) index {
3159     return index_;
3160 }
3161
3162 - (size_t) row {
3163     return row_;
3164 }
3165
3166 - (size_t) count {
3167     return count_;
3168 }
3169
3170 - (void) addToRow {
3171     ++row_;
3172 }
3173
3174 - (void) addToCount {
3175     ++count_;
3176 }
3177
3178 - (void) setCount:(size_t)count {
3179     count_ = count;
3180 }
3181
3182 - (NSString *) localized {
3183     return localized_;
3184 }
3185
3186 @end
3187 /* }}} */
3188
3189 class CydiaLogCleaner :
3190     public pkgArchiveCleaner
3191 {
3192   protected:
3193     virtual void Erase(const char *File, std::string Pkg, std::string Ver, struct stat &St) {
3194         unlink(File);
3195     }
3196 };
3197
3198 /* Database Implementation {{{ */
3199 @implementation Database
3200
3201 + (Database *) sharedInstance {
3202     static _H<Database> instance;
3203     if (instance == nil)
3204         instance = [[[Database alloc] init] autorelease];
3205     return instance;
3206 }
3207
3208 - (unsigned) era {
3209     return era_;
3210 }
3211
3212 - (void) releasePackages {
3213     CFArrayApplyFunction(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFArrayApplierFunction>(&CFRelease), NULL);
3214     CFArrayRemoveAllValues(packages_);
3215 }
3216
3217 - (void) dealloc {
3218     // XXX: actually implement this thing
3219     _assert(false);
3220     [self releasePackages];
3221     apr_pool_destroy(pool_);
3222     NSRecycleZone(zone_);
3223     [super dealloc];
3224 }
3225
3226 - (void) _readCydia:(NSNumber *)fd {
3227     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3228     std::istream is(&ib);
3229     std::string line;
3230
3231     static Pcre finish_r("^finish:([^:]*)$");
3232
3233     while (std::getline(is, line)) {
3234         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3235
3236         const char *data(line.c_str());
3237         size_t size = line.size();
3238         lprintf("C:%s\n", data);
3239
3240         if (finish_r(data, size)) {
3241             NSString *finish = finish_r[1];
3242             int index = [Finishes_ indexOfObject:finish];
3243             if (index != INT_MAX && index > Finish_)
3244                 Finish_ = index;
3245         }
3246
3247         [pool release];
3248     }
3249
3250     _assume(false);
3251 }
3252
3253 - (void) _readStatus:(NSNumber *)fd {
3254     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3255     std::istream is(&ib);
3256     std::string line;
3257
3258     static Pcre conffile_r("^status: [^ ]* : conffile-prompt : (.*?) *$");
3259     static Pcre pmstatus_r("^([^:]*):([^:]*):([^:]*):(.*)$");
3260
3261     while (std::getline(is, line)) {
3262         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3263
3264         const char *data(line.c_str());
3265         size_t size(line.size());
3266         lprintf("S:%s\n", data);
3267
3268         if (conffile_r(data, size)) {
3269             // status: /fail : conffile-prompt : '/fail' '/fail.dpkg-new' 1 1
3270             [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:conffile_r[1] waitUntilDone:YES];
3271         } else if (strncmp(data, "status: ", 8) == 0) {
3272             // status: <package>: {unpacked,half-configured,installed}
3273             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 8)] ofType:kCydiaProgressEventTypeStatus]);
3274             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3275         } else if (strncmp(data, "processing: ", 12) == 0) {
3276             // processing: configure: config-test
3277             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 12)] ofType:kCydiaProgressEventTypeStatus]);
3278             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3279         } else if (pmstatus_r(data, size)) {
3280             std::string type([pmstatus_r[1] UTF8String]);
3281
3282             NSString *package = pmstatus_r[2];
3283             if ([package isEqualToString:@"dpkg-exec"])
3284                 package = nil;
3285
3286             float percent([pmstatus_r[3] floatValue]);
3287             [progress_ performSelectorOnMainThread:@selector(setProgressPercent:) withObject:[NSNumber numberWithFloat:(percent / 100)] waitUntilDone:YES];
3288
3289             NSString *string = pmstatus_r[4];
3290
3291             if (type == "pmerror") {
3292                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeError forPackage:package]);
3293                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3294             } else if (type == "pmstatus") {
3295                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeStatus forPackage:package]);
3296                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3297             } else if (type == "pmconffile")
3298                 [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:string waitUntilDone:YES];
3299             else
3300                 lprintf("E:unknown pmstatus\n");
3301         } else
3302             lprintf("E:unknown status\n");
3303
3304         [pool release];
3305     }
3306
3307     _assume(false);
3308 }
3309
3310 - (void) _readOutput:(NSNumber *)fd {
3311     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3312     std::istream is(&ib);
3313     std::string line;
3314
3315     while (std::getline(is, line)) {
3316         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3317
3318         lprintf("O:%s\n", line.c_str());
3319
3320         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:line.c_str()] ofType:kCydiaProgressEventTypeInformation]);
3321         [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3322
3323         [pool release];
3324     }
3325
3326     _assume(false);
3327 }
3328
3329 - (FILE *) input {
3330     return input_;
3331 }
3332
3333 - (Package *) packageWithName:(NSString *)name {
3334     if (name == nil)
3335         return nil;
3336 @synchronized (self) {
3337     if (static_cast<pkgDepCache *>(cache_) == NULL)
3338         return nil;
3339     pkgCache::PkgIterator iterator(cache_->FindPkg([name UTF8String]));
3340     return iterator.end() ? nil : [Package packageWithIterator:iterator withZone:NULL inPool:NULL database:self];
3341 } }
3342
3343 - (id) init {
3344     if ((self = [super init]) != nil) {
3345         policy_ = NULL;
3346         records_ = NULL;
3347         resolver_ = NULL;
3348         fetcher_ = NULL;
3349         lock_ = NULL;
3350
3351         zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3352         apr_pool_create(&pool_, NULL);
3353
3354         size_t capacity(MetaFile_->active_);
3355         if (capacity == 0)
3356             capacity = 16384;
3357         else
3358             capacity += 1024;
3359
3360         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, capacity, NULL);
3361         sourceList_ = [NSMutableArray arrayWithCapacity:16];
3362
3363         int fds[2];
3364
3365         _assert(pipe(fds) != -1);
3366         cydiafd_ = fds[1];
3367
3368         _config->Set("APT::Keep-Fds::", cydiafd_);
3369         setenv("CYDIA", [[[[NSNumber numberWithInt:cydiafd_] stringValue] stringByAppendingString:@" 1"] UTF8String], _not(int));
3370
3371         [NSThread
3372             detachNewThreadSelector:@selector(_readCydia:)
3373             toTarget:self
3374             withObject:[NSNumber numberWithInt:fds[0]]
3375         ];
3376
3377         _assert(pipe(fds) != -1);
3378         statusfd_ = fds[1];
3379
3380         [NSThread
3381             detachNewThreadSelector:@selector(_readStatus:)
3382             toTarget:self
3383             withObject:[NSNumber numberWithInt:fds[0]]
3384         ];
3385
3386         _assert(pipe(fds) != -1);
3387         _assert(dup2(fds[0], 0) != -1);
3388         _assert(close(fds[0]) != -1);
3389
3390         input_ = fdopen(fds[1], "a");
3391
3392         _assert(pipe(fds) != -1);
3393         _assert(dup2(fds[1], 1) != -1);
3394         _assert(close(fds[1]) != -1);
3395
3396         [NSThread
3397             detachNewThreadSelector:@selector(_readOutput:)
3398             toTarget:self
3399             withObject:[NSNumber numberWithInt:fds[0]]
3400         ];
3401     } return self;
3402 }
3403
3404 - (pkgCacheFile &) cache {
3405     return cache_;
3406 }
3407
3408 - (pkgDepCache::Policy *) policy {
3409     return policy_;
3410 }
3411
3412 - (pkgRecords *) records {
3413     return records_;
3414 }
3415
3416 - (pkgProblemResolver *) resolver {
3417     return resolver_;
3418 }
3419
3420 - (pkgAcquire &) fetcher {
3421     return *fetcher_;
3422 }
3423
3424 - (pkgSourceList &) list {
3425     return *list_;
3426 }
3427
3428 - (NSArray *) packages {
3429     return (NSArray *) packages_;
3430 }
3431
3432 - (NSArray *) sources {
3433     return sourceList_;
3434 }
3435
3436 - (Source *) sourceWithKey:(NSString *)key {
3437     for (Source *source in [self sources]) {
3438         if ([[source key] isEqualToString:key])
3439             return source;
3440     } return nil;
3441 }
3442
3443 - (bool) popErrorWithTitle:(NSString *)title {
3444     bool fatal(false);
3445
3446     while (!_error->empty()) {
3447         std::string error;
3448         bool warning(!_error->PopMessage(error));
3449         if (!warning)
3450             fatal = true;
3451
3452         for (;;) {
3453             size_t size(error.size());
3454             if (size == 0 || error[size - 1] != '\n')
3455                 break;
3456             error.resize(size - 1);
3457         }
3458
3459         lprintf("%c:[%s]\n", warning ? 'W' : 'E', error.c_str());
3460
3461         static Pcre no_pubkey("^GPG error:.* NO_PUBKEY .*$");
3462         if (warning && no_pubkey(error.c_str()))
3463             continue;
3464
3465         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3466     }
3467
3468     return fatal;
3469 }
3470
3471 - (bool) popErrorWithTitle:(NSString *)title forOperation:(bool)success {
3472     return [self popErrorWithTitle:title] || !success;
3473 }
3474
3475 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
3476 @synchronized (self) {
3477     ++era_;
3478
3479     [self releasePackages];
3480
3481     sourceMap_.clear();
3482     [sourceList_ removeAllObjects];
3483
3484     _error->Discard();
3485
3486     delete list_;
3487     list_ = NULL;
3488     manager_ = NULL;
3489     delete lock_;
3490     lock_ = NULL;
3491     delete fetcher_;
3492     fetcher_ = NULL;
3493     delete resolver_;
3494     resolver_ = NULL;
3495     delete records_;
3496     records_ = NULL;
3497     delete policy_;
3498     policy_ = NULL;
3499
3500     cache_.Close();
3501
3502     apr_pool_clear(pool_);
3503
3504     NSRecycleZone(zone_);
3505     zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3506
3507     int chk(creat("/tmp/cydia.chk", 0644));
3508     if (chk != -1)
3509         close(chk);
3510
3511     if (invocation != nil)
3512         [invocation invoke];
3513
3514     NSString *title(UCLocalize("DATABASE"));
3515
3516     _trace();
3517     OpProgress progress;
3518     while (!cache_.Open(progress, true)) { pop:
3519         std::string error;
3520         bool warning(!_error->PopMessage(error));
3521         lprintf("cache_.Open():[%s]\n", error.c_str());
3522
3523         if (error == "dpkg was interrupted, you must manually run 'dpkg --configure -a' to correct the problem. ")
3524             [delegate_ repairWithSelector:@selector(configure)];
3525         else if (error == "The package lists or status file could not be parsed or opened.")
3526             [delegate_ repairWithSelector:@selector(update)];
3527         // else if (error == "Could not get lock /var/lib/dpkg/lock - open (35 Resource temporarily unavailable)")
3528         // else if (error == "Could not open lock file /var/lib/dpkg/lock - open (13 Permission denied)")
3529         // else if (error == "Malformed Status line")
3530         // else if (error == "The list of sources could not be read.")
3531         else {
3532             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3533             return;
3534         }
3535
3536         if (warning)
3537             goto pop;
3538         _error->Discard();
3539     }
3540     _trace();
3541
3542     unlink("/tmp/cydia.chk");
3543
3544     now_ = [[NSDate date] timeIntervalSince1970];
3545
3546     policy_ = new pkgDepCache::Policy();
3547     records_ = new pkgRecords(cache_);
3548     resolver_ = new pkgProblemResolver(cache_);
3549     fetcher_ = new pkgAcquire(&status_);
3550     lock_ = NULL;
3551
3552     list_ = new pkgSourceList();
3553     if ([self popErrorWithTitle:title forOperation:list_->ReadMainList()])
3554         return;
3555
3556     if (cache_->DelCount() != 0 || cache_->InstCount() != 0) {
3557         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("COUNTS_NONZERO_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3558         return;
3559     }
3560
3561     if ([self popErrorWithTitle:title forOperation:pkgApplyStatus(cache_)])
3562         return;
3563
3564     if (cache_->BrokenCount() != 0) {
3565         if ([self popErrorWithTitle:title forOperation:pkgFixBroken(cache_)])
3566             return;
3567
3568         if (cache_->BrokenCount() != 0) {
3569             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("STILL_BROKEN_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3570             return;
3571         }
3572
3573         if ([self popErrorWithTitle:title forOperation:pkgMinimizeUpgrade(cache_)])
3574             return;
3575     }
3576
3577     for (pkgSourceList::const_iterator source = list_->begin(); source != list_->end(); ++source) {
3578         Source *object([[[Source alloc] initWithMetaIndex:*source forDatabase:self inPool:pool_] autorelease]);
3579         [sourceList_ addObject:object];
3580
3581         std::vector<pkgIndexFile *> *indices = (*source)->GetIndexFiles();
3582         for (std::vector<pkgIndexFile *>::const_iterator index = indices->begin(); index != indices->end(); ++index)
3583             // XXX: this could be more intelligent
3584             if (dynamic_cast<debPackagesIndex *>(*index) != NULL) {
3585                 pkgCache::PkgFileIterator cached((*index)->FindInCache(cache_));
3586                 if (!cached.end())
3587                     sourceMap_[cached->ID] = object;
3588             }
3589     }
3590
3591     {
3592         /*std::vector<Package *> packages;
3593         packages.reserve(std::max(10000U, [packages_ count] + 1000));
3594         packages_ = nil;*/
3595
3596         _trace();
3597
3598         for (pkgCache::PkgIterator iterator = cache_->PkgBegin(); !iterator.end(); ++iterator)
3599             if (Package *package = [Package packageWithIterator:iterator withZone:zone_ inPool:pool_ database:self])
3600                 //packages.push_back(package);
3601                 CFArrayAppendValue(packages_, CFRetain(package));
3602
3603         _trace();
3604
3605         /*if (packages.empty())
3606             packages_ = [[NSArray alloc] init];
3607         else
3608             packages_ = [[NSArray alloc] initWithObjects:&packages.front() count:packages.size()];
3609         _trace();*/
3610
3611         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(16)];
3612         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(4)];
3613         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(0)];
3614
3615         /*_trace();
3616         PrintTimes();
3617         _trace();*/
3618
3619         _trace();
3620
3621         /*if (!packages.empty())
3622             CFQSortArray(&packages.front(), packages.size(), sizeof(packages.front()), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare_), NULL);*/
3623         //std::sort(packages.begin(), packages.end(), PackageNameOrdering());
3624
3625         //CFArraySortValues((CFMutableArrayRef) packages_, CFRangeMake(0, [packages_ count]), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3626
3627         CFArrayInsertionSortValues(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3628
3629         //[packages_ sortUsingFunction:reinterpret_cast<NSComparisonResult (*)(id, id, void *)>(&PackageNameCompare) context:NULL];
3630
3631         _trace();
3632
3633         size_t count(CFArrayGetCount(packages_));
3634         MetaFile_->active_ = count;
3635
3636         for (size_t index(0); index != count; ++index)
3637             [(Package *) CFArrayGetValueAtIndex(packages_, index) setIndex:index];
3638
3639         _trace();
3640     }
3641 } }
3642
3643 - (void) clear {
3644 @synchronized (self) {
3645     delete resolver_;
3646     resolver_ = new pkgProblemResolver(cache_);
3647
3648     for (pkgCache::PkgIterator iterator(cache_->PkgBegin()); !iterator.end(); ++iterator)
3649         if (!cache_[iterator].Keep())
3650             cache_->MarkKeep(iterator, false);
3651         else if ((cache_[iterator].iFlags & pkgDepCache::ReInstall) != 0)
3652             cache_->SetReInstall(iterator, false);
3653 } }
3654
3655 - (void) configure {
3656     NSString *dpkg = [NSString stringWithFormat:@"dpkg --configure -a --status-fd %u", statusfd_];
3657     _trace();
3658     system([dpkg UTF8String]);
3659     _trace();
3660 }
3661
3662 - (bool) clean {
3663     // XXX: I don't remember this condition
3664     if (lock_ != NULL)
3665         return false;
3666
3667     FileFd Lock;
3668     Lock.Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3669
3670     NSString *title(UCLocalize("CLEAN_ARCHIVES"));
3671
3672     if ([self popErrorWithTitle:title])
3673         return false;
3674
3675     pkgAcquire fetcher;
3676     fetcher.Clean(_config->FindDir("Dir::Cache::Archives"));
3677
3678     CydiaLogCleaner cleaner;
3679     if ([self popErrorWithTitle:title forOperation:cleaner.Go(_config->FindDir("Dir::Cache::Archives") + "partial/", cache_)])
3680         return false;
3681
3682     return true;
3683 }
3684
3685 - (bool) prepare {
3686     fetcher_->Shutdown();
3687
3688     pkgRecords records(cache_);
3689
3690     lock_ = new FileFd();
3691     lock_->Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3692
3693     NSString *title(UCLocalize("PREPARE_ARCHIVES"));
3694
3695     if ([self popErrorWithTitle:title])
3696         return false;
3697
3698     pkgSourceList list;
3699     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3700         return false;
3701
3702     manager_ = (_system->CreatePM(cache_));
3703     if ([self popErrorWithTitle:title forOperation:manager_->GetArchives(fetcher_, &list, &records)])
3704         return false;
3705
3706     return true;
3707 }
3708
3709 - (void) perform {
3710     bool substrate(RestartSubstrate_);
3711     RestartSubstrate_ = false;
3712
3713     NSString *title(UCLocalize("PERFORM_SELECTIONS"));
3714
3715     NSMutableArray *before = [NSMutableArray arrayWithCapacity:16]; {
3716         pkgSourceList list;
3717         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3718             return;
3719         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3720             [before addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3721     }
3722
3723     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3724
3725     if (fetcher_->Run(PulseInterval_) != pkgAcquire::Continue) {
3726         _trace();
3727         [self popErrorWithTitle:title];
3728         return;
3729     }
3730
3731     bool failed = false;
3732     for (pkgAcquire::ItemIterator item = fetcher_->ItemsBegin(); item != fetcher_->ItemsEnd(); item++) {
3733         if ((*item)->Status == pkgAcquire::Item::StatDone && (*item)->Complete)
3734             continue;
3735         if ((*item)->Status == pkgAcquire::Item::StatIdle)
3736             continue;
3737
3738         failed = true;
3739     }
3740
3741     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3742
3743     if (failed) {
3744         _trace();
3745         return;
3746     }
3747
3748     if (substrate)
3749         RestartSubstrate_ = true;
3750
3751     _system->UnLock();
3752     pkgPackageManager::OrderResult result = manager_->DoInstall(statusfd_);
3753
3754     if (_error->PendingError()) {
3755         _trace();
3756         return;
3757     }
3758
3759     if (result == pkgPackageManager::Failed) {
3760         _trace();
3761         return;
3762     }
3763
3764     if (result != pkgPackageManager::Completed) {
3765         _trace();
3766         return;
3767     }
3768
3769     NSMutableArray *after = [NSMutableArray arrayWithCapacity:16]; {
3770         pkgSourceList list;
3771         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3772             return;
3773         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3774             [after addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3775     }
3776
3777     if (![before isEqualToArray:after])
3778         [self update];
3779 }
3780
3781 - (bool) upgrade {
3782     NSString *title(UCLocalize("UPGRADE"));
3783     if ([self popErrorWithTitle:title forOperation:pkgDistUpgrade(cache_)])
3784         return false;
3785     return true;
3786 }
3787
3788 - (void) update {
3789     [self updateWithStatus:status_];
3790 }
3791
3792 - (void) updateWithStatus:(Status &)status {
3793     NSString *title(UCLocalize("REFRESHING_DATA"));
3794
3795     pkgSourceList list;
3796     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3797         return;
3798
3799     FileFd lock;
3800     lock.Fd(GetLock(_config->FindDir("Dir::State::Lists") + "lock"));
3801     if ([self popErrorWithTitle:title])
3802         return;
3803
3804     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3805
3806     bool success(ListUpdate(status, list, PulseInterval_));
3807     if (status.WasCancelled())
3808         _error->Discard();
3809     else {
3810         [self popErrorWithTitle:title forOperation:success];
3811         [Metadata_ setObject:[NSDate date] forKey:@"LastUpdate"];
3812         Changed_ = true;
3813     }
3814
3815     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3816 }
3817
3818 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate {
3819     delegate_ = delegate;
3820 }
3821
3822 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate {
3823     progress_ = delegate;
3824     status_.setDelegate(delegate);
3825 }
3826
3827 - (NSObject<ProgressDelegate> *) progressDelegate {
3828     return progress_;
3829 }
3830
3831 - (Source *) getSource:(pkgCache::PkgFileIterator)file {
3832     SourceMap::const_iterator i(sourceMap_.find(file->ID));
3833     return i == sourceMap_.end() ? nil : i->second;
3834 }
3835
3836 - (NSString *) mappedSectionForPointer:(const char *)section {
3837     _H<NSString> *mapped;
3838
3839     _profile(Database$mappedSectionForPointer$Cache)
3840         mapped = &sections_[section];
3841     _end
3842
3843     if (*mapped == NULL) {
3844         size_t length(strlen(section));
3845         char spaced[length + 1];
3846
3847         _profile(Database$mappedSectionForPointer$Replace)
3848             for (size_t index(0); index != length; ++index)
3849                 spaced[index] = section[index] == '_' ? ' ' : section[index];
3850             spaced[length] = '\0';
3851         _end
3852
3853         NSString *string;
3854
3855         _profile(Database$mappedSectionForPointer$stringWithUTF8String)
3856             string = [NSString stringWithUTF8String:spaced];
3857         _end
3858
3859         _profile(Database$mappedSectionForPointer$Map)
3860             string = [SectionMap_ objectForKey:string] ?: string;
3861         _end
3862
3863         *mapped = string;
3864     } return *mapped;
3865 }
3866
3867 @end
3868 /* }}} */
3869
3870 static _H<NSMutableSet> Diversions_;
3871
3872 @interface Diversion : NSObject {
3873     Pcre pattern_;
3874     _H<NSString> key_;
3875     _H<NSString> format_;
3876 }
3877
3878 @end
3879
3880 @implementation Diversion
3881
3882 - (id) initWithFrom:(NSString *)from to:(NSString *)to {
3883     if ((self = [super init]) != nil) {
3884         pattern_ = [from UTF8String];
3885         key_ = from;
3886         format_ = to;
3887     } return self;
3888 }
3889
3890 - (NSString *) divert:(NSString *)url {
3891     return !pattern_(url) ? nil : pattern_->*format_;
3892 }
3893
3894 + (NSURL *) divertURL:(NSURL *)url {
3895   divert:
3896     NSString *href([url absoluteString]);
3897
3898     for (Diversion *diversion in (id) Diversions_)
3899         if (NSString *diverted = [diversion divert:href]) {
3900 #if !ForRelease
3901             NSLog(@"div: %@", diverted);
3902 #endif
3903             url = [NSURL URLWithString:diverted];
3904             goto divert;
3905         }
3906
3907     return url;
3908 }
3909
3910 - (NSString *) key {
3911     return key_;
3912 }
3913
3914 - (NSUInteger) hash {
3915     return [key_ hash];
3916 }
3917
3918 - (BOOL) isEqual:(Diversion *)object {
3919     return self == object || [self class] == [object class] && [key_ isEqual:[object key]];
3920 }
3921
3922 @end
3923
3924 @interface CydiaObject : NSObject {
3925     _H<IndirectDelegate> indirect_;
3926     _transient id delegate_;
3927 }
3928
3929 - (id) initWithDelegate:(IndirectDelegate *)indirect;
3930
3931 @end
3932
3933 @interface CydiaWebViewController : CyteWebViewController {
3934     _H<CydiaObject> cydia_;
3935 }
3936
3937 + (void) addDiversion:(Diversion *)diversion;
3938
3939 @end
3940
3941 /* Web Scripting {{{ */
3942 @implementation CydiaObject
3943
3944 - (id) initWithDelegate:(IndirectDelegate *)indirect {
3945     if ((self = [super init]) != nil) {
3946         indirect_ = indirect;
3947     } return self;
3948 }
3949
3950 - (void) setDelegate:(id)delegate {
3951     delegate_ = delegate;
3952 }
3953
3954 + (NSArray *) _attributeKeys {
3955     return [NSArray arrayWithObjects:
3956         @"bbsnum",
3957         @"cydiaSource",
3958         @"device",
3959         @"ecid",
3960         @"firmware",
3961         @"hostname",
3962         @"idiom",
3963         @"mcc",
3964         @"mnc",
3965         @"model",
3966         @"operator",
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 *) mcc {
4003     if (CFStringRef (*$CTSIMSupportCopyMobileSubscriberCountryCode)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode")))
4004         return [(NSString *) (*$CTSIMSupportCopyMobileSubscriberCountryCode)(kCFAllocatorDefault) autorelease];
4005     return nil;
4006 }
4007
4008 - (NSString *) mnc {
4009     if (CFStringRef (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberNetworkCode")))
4010         return [(NSString *) (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(kCFAllocatorDefault) autorelease];
4011     return nil;
4012 }
4013
4014 - (NSString *) operator {
4015     if (CFStringRef (*$CTRegistrationCopyOperatorName)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTRegistrationCopyOperatorName")))
4016         return [(NSString *) (*$CTRegistrationCopyOperatorName)(kCFAllocatorDefault) autorelease];
4017     return nil;
4018 }
4019
4020 - (NSString *) bbsnum {
4021     return (id) BBSNum_ ?: [NSNull null];
4022 }
4023
4024 - (NSString *) ecid {
4025     return (id) ChipID_ ?: [NSNull null];
4026 }
4027
4028 - (NSString *) serial {
4029     return SerialNumber_;
4030 }
4031
4032 - (NSString *) role {
4033     return (id) Role_ ?: [NSNull null];
4034 }
4035
4036 - (NSString *) model {
4037     return [NSString stringWithUTF8String:Machine_];
4038 }
4039
4040 - (NSString *) token {
4041     return (id) Token_ ?: [NSNull null];
4042 }
4043
4044 + (NSString *) webScriptNameForSelector:(SEL)selector {
4045     if (false);
4046     else if (selector == @selector(addBridgedHost:))
4047         return @"addBridgedHost";
4048     else if (selector == @selector(addInsecureHost:))
4049         return @"addInsecureHost";
4050     else if (selector == @selector(addInternalRedirect::))
4051         return @"addInternalRedirect";
4052     else if (selector == @selector(addPipelinedHost:scheme:))
4053         return @"addPipelinedHost";
4054     else if (selector == @selector(addSource:::))
4055         return @"addSource";
4056     else if (selector == @selector(addTokenHost:))
4057         return @"addTokenHost";
4058     else if (selector == @selector(addTrivialSource:))
4059         return @"addTrivialSource";
4060     else if (selector == @selector(close))
4061         return @"close";
4062     else if (selector == @selector(du:))
4063         return @"du";
4064     else if (selector == @selector(stringWithFormat:arguments:))
4065         return @"format";
4066     else if (selector == @selector(getAllSources))
4067         return @"getAllSourcs";
4068     else if (selector == @selector(getKernelNumber:))
4069         return @"getKernelNumber";
4070     else if (selector == @selector(getKernelString:))
4071         return @"getKernelString";
4072     else if (selector == @selector(getInstalledPackages))
4073         return @"getInstalledPackages";
4074     else if (selector == @selector(getIORegistryEntry::))
4075         return @"getIORegistryEntry";
4076     else if (selector == @selector(getLocaleIdentifier))
4077         return @"getLocaleIdentifier";
4078     else if (selector == @selector(getPreferredLanguages))
4079         return @"getPreferredLanguages";
4080     else if (selector == @selector(getPackageById:))
4081         return @"getPackageById";
4082     else if (selector == @selector(getMetadataKeys))
4083         return @"getMetadataKeys";
4084     else if (selector == @selector(getMetadataValue:))
4085         return @"getMetadataValue";
4086     else if (selector == @selector(getSessionValue:))
4087         return @"getSessionValue";
4088     else if (selector == @selector(installPackages:))
4089         return @"installPackages";
4090     else if (selector == @selector(localizedStringForKey:value:table:))
4091         return @"localize";
4092     else if (selector == @selector(popViewController:))
4093         return @"popViewController";
4094     else if (selector == @selector(refreshSources))
4095         return @"refreshSources";
4096     else if (selector == @selector(removeButton))
4097         return @"removeButton";
4098     else if (selector == @selector(saveConfig))
4099         return @"saveConfig";
4100     else if (selector == @selector(setCydiaSource:))
4101         return @"setCydiaSource";
4102     else if (selector == @selector(setMetadataValue::))
4103         return @"setMetadataValue";
4104     else if (selector == @selector(setSessionValue::))
4105         return @"setSessionValue";
4106     else if (selector == @selector(substitutePackageNames:))
4107         return @"substitutePackageNames";
4108     else if (selector == @selector(scrollToBottom:))
4109         return @"scrollToBottom";
4110     else if (selector == @selector(setAllowsNavigationAction:))
4111         return @"setAllowsNavigationAction";
4112     else if (selector == @selector(setBadgeValue:))
4113         return @"setBadgeValue";
4114     else if (selector == @selector(setButtonImage:withStyle:toFunction:))
4115         return @"setButtonImage";
4116     else if (selector == @selector(setButtonTitle:withStyle:toFunction:))
4117         return @"setButtonTitle";
4118     else if (selector == @selector(setHidesBackButton:))
4119         return @"setHidesBackButton";
4120     else if (selector == @selector(setHidesNavigationBar:))
4121         return @"setHidesNavigationBar";
4122     else if (selector == @selector(setNavigationBarStyle:))
4123         return @"setNavigationBarStyle";
4124     else if (selector == @selector(setNavigationBarTintRed:green:blue:alpha:))
4125         return @"setNavigationBarTintColor";
4126     else if (selector == @selector(setPasteboardString:))
4127         return @"setPasteboardString";
4128     else if (selector == @selector(setPasteboardURL:))
4129         return @"setPasteboardURL";
4130     else if (selector == @selector(setScrollAlwaysBounceVertical:))
4131         return @"setScrollAlwaysBounceVertical";
4132     else if (selector == @selector(setScrollIndicatorStyle:))
4133         return @"setScrollIndicatorStyle";
4134     else if (selector == @selector(setToken:))
4135         return @"setToken";
4136     else if (selector == @selector(setViewportWidth:))
4137         return @"setViewportWidth";
4138     else if (selector == @selector(statfs:))
4139         return @"statfs";
4140     else if (selector == @selector(supports:))
4141         return @"supports";
4142     else if (selector == @selector(unload))
4143         return @"unload";
4144     else
4145         return nil;
4146 }
4147
4148 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
4149     return [self webScriptNameForSelector:selector] == nil;
4150 }
4151
4152 - (BOOL) supports:(NSString *)feature {
4153     return [feature isEqualToString:@"window.open"];
4154 }
4155
4156 - (void) unload {
4157     [delegate_ performSelectorOnMainThread:@selector(unloadData) withObject:nil waitUntilDone:NO];
4158 }
4159
4160 - (void) setScrollAlwaysBounceVertical:(NSNumber *)value {
4161     [indirect_ performSelectorOnMainThread:@selector(setScrollAlwaysBounceVerticalNumber:) withObject:value waitUntilDone:NO];
4162 }
4163
4164 - (void) setScrollIndicatorStyle:(NSString *)style {
4165     [indirect_ performSelectorOnMainThread:@selector(setScrollIndicatorStyleWithName:) withObject:style waitUntilDone:NO];
4166 }
4167
4168 - (void) addInternalRedirect:(NSString *)from :(NSString *)to {
4169     [CydiaWebViewController performSelectorOnMainThread:@selector(addDiversion:) withObject:[[[Diversion alloc] initWithFrom:from to:to] autorelease] waitUntilDone:NO];
4170 }
4171
4172 - (NSNumber *) getKernelNumber:(NSString *)name {
4173     const char *string([name UTF8String]);
4174
4175     size_t size;
4176     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4177         return (id) [NSNull null];
4178
4179     if (size != sizeof(int))
4180         return (id) [NSNull null];
4181
4182     int value;
4183     if (sysctlbyname(string, &value, &size, NULL, 0) == -1)
4184         return (id) [NSNull null];
4185
4186     return [NSNumber numberWithInt:value];
4187 }
4188
4189 - (NSString *) getKernelString:(NSString *)name {
4190     const char *string([name UTF8String]);
4191
4192     size_t size;
4193     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4194         return (id) [NSNull null];
4195
4196     char value[size + 1];
4197     if (sysctlbyname(string, value, &size, NULL, 0) == -1)
4198         return (id) [NSNull null];
4199
4200     // XXX: just in case you request something ludicrous
4201     value[size] = '\0';
4202
4203     return [NSString stringWithCString:value];
4204 }
4205
4206 - (NSObject *) getIORegistryEntry:(NSString *)path :(NSString *)entry {
4207     NSObject *value(CYIOGetValue([path UTF8String], entry));
4208
4209     if (value != nil)
4210         if ([value isKindOfClass:[NSData class]])
4211             value = CYHex((NSData *) value);
4212
4213     return value;
4214 }
4215
4216 - (void) _setCydiaSource:(NSString *)source {
4217     @synchronized (HostConfig_) {
4218         CydiaSource_ = source;
4219         [Metadata_ setObject:source forKey:@"CydiaSource"];
4220     }
4221
4222     Changed_ = true;
4223 }
4224
4225 - (void) setCydiaSource:(NSString *)source {
4226     [self performSelectorOnMainThread:@selector(_setCydiaSource:) withObject:source waitUntilDone:NO];
4227 }
4228
4229 - (NSString *) cydiaSource {
4230     @synchronized (HostConfig_) {
4231         return (id) CydiaSource_ ?: [NSNull null];
4232     }
4233 }
4234
4235 - (NSArray *) getMetadataKeys {
4236 @synchronized (Values_) {
4237     return [Values_ allKeys];
4238 } }
4239
4240 - (id) getMetadataValue:(NSString *)key {
4241 @synchronized (Values_) {
4242     return [Values_ objectForKey:key];
4243 } }
4244
4245 - (void) setMetadataValue:(NSString *)key :(NSString *)value {
4246 @synchronized (Values_) {
4247     if (value == nil || value == (id) [WebUndefined undefined] || value == (id) [NSNull null])
4248         [Values_ removeObjectForKey:key];
4249     else
4250         [Values_ setObject:value forKey:key];
4251
4252     [delegate_ performSelectorOnMainThread:@selector(updateValues) withObject:nil waitUntilDone:YES];
4253 } }
4254
4255 - (id) getSessionValue:(NSString *)key {
4256 @synchronized (SessionData_) {
4257     return [SessionData_ objectForKey:key];
4258 } }
4259
4260 - (void) setSessionValue:(NSString *)key :(NSString *)value {
4261 @synchronized (SessionData_) {
4262     if (value == (id) [WebUndefined undefined])
4263         [SessionData_ removeObjectForKey:key];
4264     else
4265         [SessionData_ setObject:value forKey:key];
4266 } }
4267
4268 - (void) addBridgedHost:(NSString *)host {
4269 @synchronized (HostConfig_) {
4270     [BridgedHosts_ addObject:host];
4271 } }
4272
4273 - (void) addInsecureHost:(NSString *)host {
4274 @synchronized (HostConfig_) {
4275     [InsecureHosts_ addObject:host];
4276 } }
4277
4278 - (void) addTokenHost:(NSString *)host {
4279 @synchronized (HostConfig_) {
4280     [TokenHosts_ addObject:host];
4281 } }
4282
4283 - (void) addPipelinedHost:(NSString *)host scheme:(NSString *)scheme {
4284 @synchronized (HostConfig_) {
4285     if (scheme != (id) [WebUndefined undefined])
4286         host = [NSString stringWithFormat:@"%@:%@", [scheme lowercaseString], host];
4287
4288     [PipelinedHosts_ addObject:host];
4289 } }
4290
4291 - (void) popViewController:(NSNumber *)value {
4292     if (value == (id) [WebUndefined undefined])
4293         value = [NSNumber numberWithBool:YES];
4294     [indirect_ performSelectorOnMainThread:@selector(popViewControllerWithNumber:) withObject:value waitUntilDone:NO];
4295 }
4296
4297 - (void) addSource:(NSString *)href :(NSString *)distribution :(WebScriptObject *)sections {
4298     NSMutableArray *array([NSMutableArray arrayWithCapacity:[sections count]]);
4299
4300     for (NSString *section in sections)
4301         [array addObject:section];
4302
4303     [delegate_ performSelectorOnMainThread:@selector(addSource:) withObject:[NSMutableDictionary dictionaryWithObjectsAndKeys:
4304         @"deb", @"Type",
4305         href, @"URI",
4306         distribution, @"Distribution",
4307         array, @"Sections",
4308     nil] waitUntilDone:NO];
4309 }
4310
4311 - (void) addTrivialSource:(NSString *)href {
4312     [delegate_ performSelectorOnMainThread:@selector(addTrivialSource:) withObject:href waitUntilDone:NO];
4313 }
4314
4315 - (void) refreshSources {
4316     [delegate_ performSelectorOnMainThread:@selector(syncData) withObject:nil waitUntilDone:NO];
4317 }
4318
4319 - (void) saveConfig {
4320     [delegate_ performSelectorOnMainThread:@selector(_saveConfig) withObject:nil waitUntilDone:NO];
4321 }
4322
4323 - (NSArray *) getAllSources {
4324     return [[Database sharedInstance] sources];
4325 }
4326
4327 - (NSArray *) getInstalledPackages {
4328     Database *database([Database sharedInstance]);
4329 @synchronized (database) {
4330     NSArray *packages([database packages]);
4331     NSMutableArray *installed([NSMutableArray arrayWithCapacity:1024]);
4332     for (Package *package in packages)
4333         if (![package uninstalled])
4334             [installed addObject:package];
4335     return installed;
4336 } }
4337
4338 - (Package *) getPackageById:(NSString *)id {
4339     if (Package *package = [[Database sharedInstance] packageWithName:id]) {
4340         [package parse];
4341         return package;
4342     } else
4343         return (Package *) [NSNull null];
4344 }
4345
4346 - (NSString *) getLocaleIdentifier {
4347     return Locale_ == NULL ? (NSString *) [NSNull null] : (NSString *) CFLocaleGetIdentifier(Locale_);
4348 }
4349
4350 - (NSArray *) getPreferredLanguages {
4351     return Languages_;
4352 }
4353
4354 - (NSArray *) statfs:(NSString *)path {
4355     struct statfs stat;
4356
4357     if (path == nil || statfs([path UTF8String], &stat) == -1)
4358         return nil;
4359
4360     return [NSArray arrayWithObjects:
4361         [NSNumber numberWithUnsignedLong:stat.f_bsize],
4362         [NSNumber numberWithUnsignedLong:stat.f_blocks],
4363         [NSNumber numberWithUnsignedLong:stat.f_bfree],
4364     nil];
4365 }
4366
4367 - (NSNumber *) du:(NSString *)path {
4368     NSNumber *value(nil);
4369
4370     int fds[2];
4371     _assert(pipe(fds) != -1);
4372
4373     pid_t pid(ExecFork());
4374     if (pid == 0) {
4375         _assert(dup2(fds[1], 1) != -1);
4376         _assert(close(fds[0]) != -1);
4377         _assert(close(fds[1]) != -1);
4378         /* XXX: this should probably not use du */
4379         execl("/usr/libexec/cydia/du", "du", "-s", [path UTF8String], NULL);
4380         exit(1);
4381         _assert(false);
4382     }
4383
4384     _assert(close(fds[1]) != -1);
4385
4386     if (FILE *du = fdopen(fds[0], "r")) {
4387         char line[1024];
4388         while (fgets(line, sizeof(line), du) != NULL) {
4389             size_t length(strlen(line));
4390             while (length != 0 && line[length - 1] == '\n')
4391                 line[--length] = '\0';
4392             if (char *tab = strchr(line, '\t')) {
4393                 *tab = '\0';
4394                 value = [NSNumber numberWithUnsignedLong:strtoul(line, NULL, 0)];
4395             }
4396         }
4397
4398         fclose(du);
4399     } else _assert(close(fds[0]));
4400
4401     ReapZombie(pid);
4402
4403     return value;
4404 }
4405
4406 - (void) close {
4407     [indirect_ performSelectorOnMainThread:@selector(close) withObject:nil waitUntilDone:NO];
4408 }
4409
4410 - (void) installPackages:(NSArray *)packages {
4411     [delegate_ performSelectorOnMainThread:@selector(installPackages:) withObject:packages waitUntilDone:NO];
4412 }
4413
4414 - (NSString *) substitutePackageNames:(NSString *)message {
4415     NSMutableArray *words([[message componentsSeparatedByString:@" "] mutableCopy]);
4416     for (size_t i(0), e([words count]); i != e; ++i) {
4417         NSString *word([words objectAtIndex:i]);
4418         if (Package *package = [[Database sharedInstance] packageWithName:word])
4419             [words replaceObjectAtIndex:i withObject:[package name]];
4420     }
4421
4422     return [words componentsJoinedByString:@" "];
4423 }
4424
4425 - (void) removeButton {
4426     [indirect_ removeButton];
4427 }
4428
4429 - (void) setButtonImage:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4430     [indirect_ setButtonImage:button withStyle:style toFunction:function];
4431 }
4432
4433 - (void) setButtonTitle:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4434     [indirect_ setButtonTitle:button withStyle:style toFunction:function];
4435 }
4436
4437 - (void) setBadgeValue:(id)value {
4438     [indirect_ performSelectorOnMainThread:@selector(setBadgeValue:) withObject:value waitUntilDone:NO];
4439 }
4440
4441 - (void) setAllowsNavigationAction:(NSString *)value {
4442     [indirect_ performSelectorOnMainThread:@selector(setAllowsNavigationActionByNumber:) withObject:value waitUntilDone:NO];
4443 }
4444
4445 - (void) setHidesBackButton:(NSString *)value {
4446     [indirect_ performSelectorOnMainThread:@selector(setHidesBackButtonByNumber:) withObject:value waitUntilDone:NO];
4447 }
4448
4449 - (void) setHidesNavigationBar:(NSString *)value {
4450     [indirect_ performSelectorOnMainThread:@selector(setHidesNavigationBarByNumber:) withObject:value waitUntilDone:NO];
4451 }
4452
4453 - (void) setNavigationBarStyle:(NSString *)value {
4454     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarStyle:) withObject:value waitUntilDone:NO];
4455 }
4456
4457 - (void) setNavigationBarTintRed:(NSNumber *)red green:(NSNumber *)green blue:(NSNumber *)blue alpha:(NSNumber *)alpha {
4458     float opacity(alpha == (id) [WebUndefined undefined] ? 1 : [alpha floatValue]);
4459     UIColor *color([UIColor colorWithRed:[red floatValue] green:[green floatValue] blue:[blue floatValue] alpha:opacity]);
4460     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarTintColor:) withObject:color waitUntilDone:NO];
4461 }
4462
4463 - (void) setPasteboardString:(NSString *)value {
4464     [[objc_getClass("UIPasteboard") generalPasteboard] setString:value];
4465 }
4466
4467 - (void) setPasteboardURL:(NSString *)value {
4468     [[objc_getClass("UIPasteboard") generalPasteboard] setURL:[NSURL URLWithString:value]];
4469 }
4470
4471 - (void) _setToken:(NSString *)token {
4472     Token_ = token;
4473
4474     if (token == nil)
4475         [Metadata_ removeObjectForKey:@"Token"];
4476     else
4477         [Metadata_ setObject:Token_ forKey:@"Token"];
4478
4479     Changed_ = true;
4480 }
4481
4482 - (void) setToken:(NSString *)token {
4483     [self performSelectorOnMainThread:@selector(_setToken:) withObject:token waitUntilDone:NO];
4484 }
4485
4486 - (void) scrollToBottom:(NSNumber *)animated {
4487     [indirect_ performSelectorOnMainThread:@selector(scrollToBottomAnimated:) withObject:animated waitUntilDone:NO];
4488 }
4489
4490 - (void) setViewportWidth:(float)width {
4491     [indirect_ setViewportWidthOnMainThread:width];
4492 }
4493
4494 - (NSString *) stringWithFormat:(NSString *)format arguments:(WebScriptObject *)arguments {
4495     //NSLog(@"SWF:\"%@\" A:%@", format, [arguments description]);
4496     unsigned count([arguments count]);
4497     id values[count];
4498     for (unsigned i(0); i != count; ++i)
4499         values[i] = [arguments objectAtIndex:i];
4500     return [[[NSString alloc] initWithFormat:format arguments:reinterpret_cast<va_list>(values)] autorelease];
4501 }
4502
4503 - (NSString *) localizedStringForKey:(NSString *)key value:(NSString *)value table:(NSString *)table {
4504     if (reinterpret_cast<id>(value) == [WebUndefined undefined])
4505         value = nil;
4506     if (reinterpret_cast<id>(table) == [WebUndefined undefined])
4507         table = nil;
4508     return [[NSBundle mainBundle] localizedStringForKey:key value:value table:table];
4509 }
4510
4511 @end
4512 /* }}} */
4513
4514 @interface NSURL (CydiaSecure)
4515 @end
4516
4517 @implementation NSURL (CydiaSecure)
4518
4519 - (bool) isCydiaSecure {
4520     if ([[[self scheme] lowercaseString] isEqualToString:@"https"])
4521         return true;
4522
4523     @synchronized (HostConfig_) {
4524         if ([InsecureHosts_ containsObject:[self host]])
4525             return true;
4526     }
4527
4528     return false;
4529 }
4530
4531 @end
4532
4533 /* Cydia Browser Controller {{{ */
4534 @implementation CydiaWebViewController
4535
4536 - (NSURL *) navigationURL {
4537     return request_ == nil ? nil : [NSURL URLWithString:[NSString stringWithFormat:@"cydia://url/%@", [[request_ URL] absoluteString]]];
4538 }
4539
4540 + (void) _initialize {
4541     [super _initialize];
4542
4543     Diversions_ = [NSMutableSet setWithCapacity:0];
4544 }
4545
4546 + (void) addDiversion:(Diversion *)diversion {
4547     [Diversions_ addObject:diversion];
4548 }
4549
4550 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4551     [super webView:view didClearWindowObject:window forFrame:frame];
4552
4553     WebDataSource *source([frame dataSource]);
4554     NSURLResponse *response([source response]);
4555     NSURL *url([response URL]);
4556     NSString *scheme([[url scheme] lowercaseString]);
4557
4558     bool bridged(false);
4559
4560     @synchronized (HostConfig_) {
4561         if ([scheme isEqualToString:@"file"])
4562             bridged = true;
4563         else if ([scheme isEqualToString:@"https"])
4564             if ([BridgedHosts_ containsObject:[url host]])
4565                 bridged = true;
4566     }
4567
4568     if (bridged)
4569         [window setValue:cydia_ forKey:@"cydia"];
4570 }
4571
4572 - (void) _setupMail:(MFMailComposeViewController *)controller {
4573     [controller addAttachmentData:[NSData dataWithContentsOfFile:@"/tmp/cydia.log"] mimeType:@"text/plain" fileName:@"cydia.log"];
4574
4575     system("/usr/bin/dpkg -l >/tmp/dpkgl.log");
4576     [controller addAttachmentData:[NSData dataWithContentsOfFile:@"/tmp/dpkgl.log"] mimeType:@"text/plain" fileName:@"dpkgl.log"];
4577 }
4578
4579 - (NSURL *) URLWithURL:(NSURL *)url {
4580     return [Diversion divertURL:url];
4581 }
4582
4583 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
4584     NSURL *url([request URL]);
4585     NSString *host([url host]);
4586
4587     NSMutableURLRequest *copy([[super webView:view resource:resource willSendRequest:request redirectResponse:response fromDataSource:source] mutableCopy]);
4588
4589     if (Machine_ != NULL && [copy valueForHTTPHeaderField:@"X-Machine"] == nil)
4590         [copy setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
4591
4592     bool bridged;
4593     bool token;
4594
4595     @synchronized (HostConfig_) {
4596         bridged = [BridgedHosts_ containsObject:host];
4597         token = [TokenHosts_ containsObject:host];
4598     }
4599
4600     if ([url isCydiaSecure]) {
4601         if (bridged) {
4602             if (UniqueID_ != nil && [copy valueForHTTPHeaderField:@"X-Cydia-Id"] == nil)
4603                 [copy setValue:UniqueID_ forHTTPHeaderField:@"X-Cydia-Id"];
4604         } else if (token) {
4605             if (Token_ != nil && [copy valueForHTTPHeaderField:@"X-Cydia-Token"] == nil)
4606                 [copy setValue:Token_ forHTTPHeaderField:@"X-Cydia-Token"];
4607         }
4608     }
4609
4610     return copy;
4611 }
4612
4613 - (void) setDelegate:(id)delegate {
4614     [super setDelegate:delegate];
4615     [cydia_ setDelegate:delegate];
4616 }
4617
4618 - (NSString *) applicationNameForUserAgent {
4619     NSString *application([NSString stringWithFormat:@"Cydia/%@", Cydia_]);
4620
4621     if (Safari_ != nil)
4622         application = [NSString stringWithFormat:@"Safari/%@ %@", Safari_, application];
4623     if (System_ != nil)
4624         application = [NSString stringWithFormat:@"Mobile/%@ %@", System_, application];
4625     if (Product_ != nil)
4626         application = [NSString stringWithFormat:@"Version/%@ %@", Product_, application];
4627
4628     return application;
4629 }
4630
4631 - (id) init {
4632     if ((self = [super initWithWidth:0 ofClass:[CydiaWebViewController class]]) != nil) {
4633         cydia_ = [[[CydiaObject alloc] initWithDelegate:indirect_] autorelease];
4634     } return self;
4635 }
4636
4637 @end
4638
4639 @interface AppCacheController : CydiaWebViewController {
4640 }
4641
4642 @end
4643
4644 @implementation AppCacheController
4645
4646 - (void) didReceiveMemoryWarning {
4647 }
4648
4649 @end
4650 /* }}} */
4651
4652 // CydiaScript {{{
4653 @interface NSObject (CydiaScript)
4654 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context;
4655 @end
4656
4657 @implementation NSObject (CydiaScript)
4658
4659 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4660     return self;
4661 }
4662
4663 @end
4664
4665 @implementation NSArray (CydiaScript)
4666
4667 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4668     WebScriptObject *object([context evaluateWebScript:@"[]"]);
4669     for (size_t i(0), e([self count]); i != e; ++i)
4670         [object setWebScriptValueAtIndex:i value:[[self objectAtIndex:i] Cydia$webScriptObjectInContext:context]];
4671     return object;
4672 }
4673
4674 @end
4675
4676 @implementation NSDictionary (CydiaScript)
4677
4678 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4679     WebScriptObject *object([context evaluateWebScript:@"({})"]);
4680     for (id i in self)
4681         [object setValue:[[self objectForKey:i] Cydia$webScriptObjectInContext:context] forKey:i];
4682     return object;
4683 }
4684
4685 @end
4686 // }}}
4687
4688 /* Confirmation Controller {{{ */
4689 bool DepSubstrate(const pkgCache::VerIterator &iterator) {
4690     if (!iterator.end())
4691         for (pkgCache::DepIterator dep(iterator.DependsList()); !dep.end(); ++dep) {
4692             if (dep->Type != pkgCache::Dep::Depends && dep->Type != pkgCache::Dep::PreDepends)
4693                 continue;
4694             pkgCache::PkgIterator package(dep.TargetPkg());
4695             if (package.end())
4696                 continue;
4697             if (strcmp(package.Name(), "mobilesubstrate") == 0)
4698                 return true;
4699         }
4700
4701     return false;
4702 }
4703
4704 @protocol ConfirmationControllerDelegate
4705 - (void) cancelAndClear:(bool)clear;
4706 - (void) confirmWithNavigationController:(UINavigationController *)navigation;
4707 - (void) queue;
4708 @end
4709
4710 @interface ConfirmationController : CydiaWebViewController {
4711     _transient Database *database_;
4712
4713     _H<UIAlertView> essential_;
4714
4715     _H<NSDictionary> changes_;
4716     _H<NSMutableArray> issues_;
4717     _H<NSDictionary> sizes_;
4718
4719     BOOL substrate_;
4720 }
4721
4722 - (id) initWithDatabase:(Database *)database;
4723
4724 @end
4725
4726 @implementation ConfirmationController
4727
4728 - (void) complete {
4729     if (substrate_)
4730         RestartSubstrate_ = true;
4731     [delegate_ confirmWithNavigationController:[self navigationController]];
4732 }
4733
4734 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
4735     NSString *context([alert context]);
4736
4737     if ([context isEqualToString:@"remove"]) {
4738         if (button == [alert cancelButtonIndex])
4739             [self dismissModalViewControllerAnimated:YES];
4740         else if (button == [alert firstOtherButtonIndex]) {
4741             [self complete];
4742         }
4743
4744         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4745     } else if ([context isEqualToString:@"unable"]) {
4746         [self dismissModalViewControllerAnimated:YES];
4747         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4748     } else {
4749         [super alertView:alert clickedButtonAtIndex:button];
4750     }
4751 }
4752
4753 - (void) _doContinue {
4754     [delegate_ cancelAndClear:NO];
4755     [self dismissModalViewControllerAnimated:YES];
4756 }
4757
4758 - (id) invokeDefaultMethodWithArguments:(NSArray *)args {
4759     [self performSelectorOnMainThread:@selector(_doContinue) withObject:nil waitUntilDone:NO];
4760     return nil;
4761 }
4762
4763 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4764     [super webView:view didClearWindowObject:window forFrame:frame];
4765
4766     [window setValue:[[NSDictionary dictionaryWithObjectsAndKeys:
4767         (id) changes_, @"changes",
4768         (id) issues_, @"issues",
4769         (id) sizes_, @"sizes",
4770         self, @"queue",
4771     nil] Cydia$webScriptObjectInContext:window] forKey:@"cydiaConfirm"];
4772 }
4773
4774 - (id) initWithDatabase:(Database *)database {
4775     if ((self = [super init]) != nil) {
4776         database_ = database;
4777
4778         NSMutableArray *installs([NSMutableArray arrayWithCapacity:16]);
4779         NSMutableArray *reinstalls([NSMutableArray arrayWithCapacity:16]);
4780         NSMutableArray *upgrades([NSMutableArray arrayWithCapacity:16]);
4781         NSMutableArray *downgrades([NSMutableArray arrayWithCapacity:16]);
4782         NSMutableArray *removes([NSMutableArray arrayWithCapacity:16]);
4783
4784         bool remove(false);
4785
4786         pkgCacheFile &cache([database_ cache]);
4787         NSArray *packages([database_ packages]);
4788         pkgDepCache::Policy *policy([database_ policy]);
4789
4790         issues_ = [NSMutableArray arrayWithCapacity:4];
4791
4792         for (Package *package in packages) {
4793             pkgCache::PkgIterator iterator([package iterator]);
4794             NSString *name([package id]);
4795
4796             if ([package broken]) {
4797                 NSMutableArray *reasons([NSMutableArray arrayWithCapacity:4]);
4798
4799                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4800                     name, @"package",
4801                     reasons, @"reasons",
4802                 nil]];
4803
4804                 pkgCache::VerIterator ver(cache[iterator].InstVerIter(cache));
4805                 if (ver.end())
4806                     continue;
4807
4808                 for (pkgCache::DepIterator dep(ver.DependsList()); !dep.end(); ) {
4809                     pkgCache::DepIterator start;
4810                     pkgCache::DepIterator end;
4811                     dep.GlobOr(start, end); // ++dep
4812
4813                     if (!cache->IsImportantDep(end))
4814                         continue;
4815                     if ((cache[end] & pkgDepCache::DepGInstall) != 0)
4816                         continue;
4817
4818                     NSMutableArray *clauses([NSMutableArray arrayWithCapacity:4]);
4819
4820                     [reasons addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4821                         [NSString stringWithUTF8String:start.DepType()], @"relationship",
4822                         clauses, @"clauses",
4823                     nil]];
4824
4825                     _forever {
4826                         NSString *reason, *installed((NSString *) [WebUndefined undefined]);
4827
4828                         pkgCache::PkgIterator target(start.TargetPkg());
4829                         if (target->ProvidesList != 0)
4830                             reason = @"missing";
4831                         else {
4832                             pkgCache::VerIterator ver(cache[target].InstVerIter(cache));
4833                             if (!ver.end()) {
4834                                 reason = @"installed";
4835                                 installed = [NSString stringWithUTF8String:ver.VerStr()];
4836                             } else if (!cache[target].CandidateVerIter(cache).end())
4837                                 reason = @"uninstalled";
4838                             else if (target->ProvidesList == 0)
4839                                 reason = @"uninstallable";
4840                             else
4841                                 reason = @"virtual";
4842                         }
4843
4844                         NSDictionary *version(start.TargetVer() == 0 ? [NSNull null] : [NSDictionary dictionaryWithObjectsAndKeys:
4845                             [NSString stringWithUTF8String:start.CompType()], @"operator",
4846                             [NSString stringWithUTF8String:start.TargetVer()], @"value",
4847                         nil]);
4848
4849                         [clauses addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4850                             [NSString stringWithUTF8String:start.TargetPkg().Name()], @"package",
4851                             version, @"version",
4852                             reason, @"reason",
4853                             installed, @"installed",
4854                         nil]];
4855
4856                         // yes, seriously. (wtf?)
4857                         if (start == end)
4858                             break;
4859                         ++start;
4860                     }
4861                 }
4862             }
4863
4864             pkgDepCache::StateCache &state(cache[iterator]);
4865
4866             static Pcre special_r("^(firmware$|gsc\\.|cy\\+)");
4867
4868             if (state.NewInstall())
4869                 [installs addObject:name];
4870             // XXX: else if (state.Install())
4871             else if (!state.Delete() && (state.iFlags & pkgDepCache::ReInstall) == pkgDepCache::ReInstall)
4872                 [reinstalls addObject:name];
4873             // XXX: move before previous if
4874             else if (state.Upgrade())
4875                 [upgrades addObject:name];
4876             else if (state.Downgrade())
4877                 [downgrades addObject:name];
4878             else if (!state.Delete())
4879                 // XXX: _assert(state.Keep());
4880                 continue;
4881             else if (special_r(name))
4882                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4883                     [NSNull null], @"package",
4884                     [NSArray arrayWithObjects:
4885                         [NSDictionary dictionaryWithObjectsAndKeys:
4886                             @"Conflicts", @"relationship",
4887                             [NSArray arrayWithObjects:
4888                                 [NSDictionary dictionaryWithObjectsAndKeys:
4889                                     name, @"package",
4890                                     [NSNull null], @"version",
4891                                     @"installed", @"reason",
4892                                 nil],
4893                             nil], @"clauses",
4894                         nil],
4895                     nil], @"reasons",
4896                 nil]];
4897             else {
4898                 if ([package essential])
4899                     remove = true;
4900                 [removes addObject:name];
4901             }
4902
4903             substrate_ |= DepSubstrate(policy->GetCandidateVer(iterator));
4904             substrate_ |= DepSubstrate(iterator.CurrentVer());
4905         }
4906
4907         if (!remove)
4908             essential_ = nil;
4909         else if (Advanced_) {
4910             NSString *parenthetical(UCLocalize("PARENTHETICAL"));
4911
4912             essential_ = [[[UIAlertView alloc]
4913                 initWithTitle:UCLocalize("REMOVING_ESSENTIALS")
4914                 message:UCLocalize("REMOVING_ESSENTIALS_EX")
4915                 delegate:self
4916                 cancelButtonTitle:[NSString stringWithFormat:parenthetical, UCLocalize("CANCEL_OPERATION"), UCLocalize("SAFE")]
4917                 otherButtonTitles:
4918                     [NSString stringWithFormat:parenthetical, UCLocalize("FORCE_REMOVAL"), UCLocalize("UNSAFE")],
4919                 nil
4920             ] autorelease];
4921
4922             [essential_ setContext:@"remove"];
4923         } else {
4924             essential_ = [[[UIAlertView alloc]
4925                 initWithTitle:UCLocalize("UNABLE_TO_COMPLY")
4926                 message:UCLocalize("UNABLE_TO_COMPLY_EX")
4927                 delegate:self
4928                 cancelButtonTitle:UCLocalize("OKAY")
4929                 otherButtonTitles:nil
4930             ] autorelease];
4931
4932             [essential_ setContext:@"unable"];
4933         }
4934
4935         changes_ = [NSDictionary dictionaryWithObjectsAndKeys:
4936             installs, @"installs",
4937             reinstalls, @"reinstalls",
4938             upgrades, @"upgrades",
4939             downgrades, @"downgrades",
4940             removes, @"removes",
4941         nil];
4942
4943         sizes_ = [NSDictionary dictionaryWithObjectsAndKeys:
4944             [NSNumber numberWithInteger:[database_ fetcher].FetchNeeded()], @"downloading",
4945             [NSNumber numberWithInteger:[database_ fetcher].PartialPresent()], @"resuming",
4946         nil];
4947
4948         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/confirm/", UI_]]];
4949     } return self;
4950 }
4951
4952 - (UIBarButtonItem *) leftButton {
4953     return [[[UIBarButtonItem alloc]
4954         initWithTitle:UCLocalize("CANCEL")
4955         style:UIBarButtonItemStylePlain
4956         target:self
4957         action:@selector(cancelButtonClicked)
4958     ] autorelease];
4959 }
4960
4961 #if !AlwaysReload
4962 - (void) applyRightButton {
4963     if ([issues_ count] == 0 && ![self isLoading])
4964         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
4965             initWithTitle:UCLocalize("CONFIRM")
4966             style:UIBarButtonItemStyleDone
4967             target:self
4968             action:@selector(confirmButtonClicked)
4969         ] autorelease]];
4970     else
4971         [[self navigationItem] setRightBarButtonItem:nil];
4972 }
4973 #endif
4974
4975 - (void) cancelButtonClicked {
4976     [self dismissModalViewControllerAnimated:YES];
4977     [delegate_ cancelAndClear:YES];
4978 }
4979
4980 #if !AlwaysReload
4981 - (void) confirmButtonClicked {
4982     if (essential_ != nil)
4983         [essential_ show];
4984     else
4985         [self complete];
4986 }
4987 #endif
4988
4989 @end
4990 /* }}} */
4991
4992 /* Progress Data {{{ */
4993 @interface CydiaProgressData : NSObject {
4994     _transient id delegate_;
4995
4996     bool running_;
4997     float percent_;
4998
4999     float current_;
5000     float total_;
5001     float speed_;
5002
5003     _H<NSMutableArray> events_;
5004     _H<NSString> title_;
5005
5006     _H<NSString> status_;
5007     _H<NSString> finish_;
5008 }
5009
5010 @end
5011
5012 @implementation CydiaProgressData
5013
5014 + (NSArray *) _attributeKeys {
5015     return [NSArray arrayWithObjects:
5016         @"current",
5017         @"events",
5018         @"finish",
5019         @"percent",
5020         @"running",
5021         @"speed",
5022         @"title",
5023         @"total",
5024     nil];
5025 }
5026
5027 - (NSArray *) attributeKeys {
5028     return [[self class] _attributeKeys];
5029 }
5030
5031 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
5032     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
5033 }
5034
5035 - (id) init {
5036     if ((self = [super init]) != nil) {
5037         events_ = [NSMutableArray arrayWithCapacity:32];
5038     } return self;
5039 }
5040
5041 - (void) setDelegate:(id)delegate {
5042     delegate_ = delegate;
5043 }
5044
5045 - (void) setPercent:(float)value {
5046     percent_ = value;
5047 }
5048
5049 - (NSNumber *) percent {
5050     return [NSNumber numberWithFloat:percent_];
5051 }
5052
5053 - (void) setCurrent:(float)value {
5054     current_ = value;
5055 }
5056
5057 - (NSNumber *) current {
5058     return [NSNumber numberWithFloat:current_];
5059 }
5060
5061 - (void) setTotal:(float)value {
5062     total_ = value;
5063 }
5064
5065 - (NSNumber *) total {
5066     return [NSNumber numberWithFloat:total_];
5067 }
5068
5069 - (void) setSpeed:(float)value {
5070     speed_ = value;
5071 }
5072
5073 - (NSNumber *) speed {
5074     return [NSNumber numberWithFloat:speed_];
5075 }
5076
5077 - (NSArray *) events {
5078     return events_;
5079 }
5080
5081 - (void) removeAllEvents {
5082     [events_ removeAllObjects];
5083 }
5084
5085 - (void) addEvent:(CydiaProgressEvent *)event {
5086     [events_ addObject:event];
5087 }
5088
5089 - (void) setTitle:(NSString *)text {
5090     title_ = text;
5091 }
5092
5093 - (NSString *) title {
5094     return title_;
5095 }
5096
5097 - (void) setFinish:(NSString *)text {
5098     finish_ = text;
5099 }
5100
5101 - (NSString *) finish {
5102     return (id) finish_ ?: [NSNull null];
5103 }
5104
5105 - (void) setRunning:(bool)running {
5106     running_ = running;
5107 }
5108
5109 - (NSNumber *) running {
5110     return running_ ? (NSNumber *) kCFBooleanTrue : (NSNumber *) kCFBooleanFalse;
5111 }
5112
5113 @end
5114 /* }}} */
5115 /* Progress Controller {{{ */
5116 @interface ProgressController : CydiaWebViewController <
5117     ProgressDelegate
5118 > {
5119     _transient Database *database_;
5120     _H<CydiaProgressData, 1> progress_;
5121     unsigned cancel_;
5122 }
5123
5124 - (id) initWithDatabase:(Database *)database delegate:(id)delegate;
5125
5126 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title;
5127
5128 - (void) setTitle:(NSString *)title;
5129 - (void) setCancellable:(bool)cancellable;
5130
5131 @end
5132
5133 @implementation ProgressController
5134
5135 - (void) dealloc {
5136     [database_ setProgressDelegate:nil];
5137     [super dealloc];
5138 }
5139
5140 - (UIBarButtonItem *) leftButton {
5141     return cancel_ == 1 ? [[[UIBarButtonItem alloc]
5142         initWithTitle:UCLocalize("CANCEL")
5143         style:UIBarButtonItemStylePlain
5144         target:self
5145         action:@selector(cancel)
5146     ] autorelease] : nil;
5147 }
5148
5149 - (void) updateCancel {
5150     [super applyLeftButton];
5151 }
5152
5153 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
5154     if ((self = [super init]) != nil) {
5155         database_ = database;
5156         delegate_ = delegate;
5157
5158         [database_ setProgressDelegate:self];
5159
5160         progress_ = [[[CydiaProgressData alloc] init] autorelease];
5161         [progress_ setDelegate:self];
5162
5163         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/progress/", UI_]]];
5164
5165         [scroller_ setBackgroundColor:[UIColor blackColor]];
5166
5167         [[self navigationItem] setHidesBackButton:YES];
5168
5169         [self updateCancel];
5170     } return self;
5171 }
5172
5173 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
5174     [super webView:view didClearWindowObject:window forFrame:frame];
5175     [window setValue:progress_ forKey:@"cydiaProgress"];
5176 }
5177
5178 - (void) updateProgress {
5179     [self dispatchEvent:@"CydiaProgressUpdate"];
5180 }
5181
5182 - (void) viewWillAppear:(BOOL)animated {
5183     [[[self navigationController] navigationBar] setBarStyle:UIBarStyleBlack];
5184     [super viewWillAppear:animated];
5185 }
5186
5187 - (void) close {
5188     UpdateExternalStatus(0);
5189
5190     if (Finish_ > 1)
5191         [delegate_ saveState];
5192
5193     switch (Finish_) {
5194         case 0:
5195             [delegate_ returnToCydia];
5196         break;
5197
5198         case 1:
5199             [delegate_ terminateWithSuccess];
5200             /*if ([delegate_ respondsToSelector:@selector(suspendWithAnimation:)])
5201                 [delegate_ suspendWithAnimation:YES];
5202             else
5203                 [delegate_ suspend];*/
5204         break;
5205
5206         case 2:
5207             _trace();
5208             goto reload;
5209
5210         case 3:
5211             _trace();
5212             goto reload;
5213
5214         reload:
5215             system("/usr/bin/sbreload");
5216             _trace();
5217         break;
5218
5219         case 4:
5220             _trace();
5221             if (void (*SBReboot)(mach_port_t) = reinterpret_cast<void (*)(mach_port_t)>(dlsym(RTLD_DEFAULT, "SBReboot")))
5222                 SBReboot(SBSSpringBoardServerPort());
5223             else
5224                 reboot2(RB_AUTOBOOT);
5225         break;
5226     }
5227
5228     [super close];
5229 }
5230
5231 - (void) setTitle:(NSString *)title {
5232     [progress_ setTitle:title];
5233     [self updateProgress];
5234 }
5235
5236 - (UIBarButtonItem *) rightButton {
5237     return [[progress_ running] boolValue] ? [super rightButton] : [[[UIBarButtonItem alloc]
5238         initWithTitle:UCLocalize("CLOSE")
5239         style:UIBarButtonItemStylePlain
5240         target:self
5241         action:@selector(close)
5242     ] autorelease];
5243 }
5244
5245 - (void) uicache {
5246     _trace();
5247     system("su -c /usr/bin/uicache mobile");
5248     _trace();
5249 }
5250
5251 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title {
5252     UpdateExternalStatus(1);
5253
5254     [progress_ setRunning:true];
5255     [self setTitle:title];
5256     // implicit updateProgress
5257
5258     SHA1SumValue notifyconf; {
5259         FileFd file;
5260         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5261             _error->Discard();
5262         else {
5263             MMap mmap(file, MMap::ReadOnly);
5264             SHA1Summation sha1;
5265             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5266             notifyconf = sha1.Result();
5267         }
5268     }
5269
5270     SHA1SumValue springlist; {
5271         FileFd file;
5272         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5273             _error->Discard();
5274         else {
5275             MMap mmap(file, MMap::ReadOnly);
5276             SHA1Summation sha1;
5277             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5278             springlist = sha1.Result();
5279         }
5280     }
5281
5282     if (invocation != nil) {
5283         [invocation yieldToSelector:@selector(invoke)];
5284         [self setTitle:@"COMPLETE"];
5285     }
5286
5287     if (Finish_ < 4) {
5288         FileFd file;
5289         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5290             _error->Discard();
5291         else {
5292             MMap mmap(file, MMap::ReadOnly);
5293             SHA1Summation sha1;
5294             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5295             if (!(notifyconf == sha1.Result()))
5296                 Finish_ = 4;
5297         }
5298     }
5299
5300     if (Finish_ < 3) {
5301         FileFd file;
5302         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5303             _error->Discard();
5304         else {
5305             MMap mmap(file, MMap::ReadOnly);
5306             SHA1Summation sha1;
5307             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5308             if (!(springlist == sha1.Result()))
5309                 Finish_ = 3;
5310         }
5311     }
5312
5313     if (Finish_ < 2) {
5314         if (RestartSubstrate_)
5315             Finish_ = 2;
5316     }
5317
5318     RestartSubstrate_ = false;
5319
5320     switch (Finish_) {
5321         case 0: [progress_ setFinish:UCLocalize("RETURN_TO_CYDIA")]; break; /* XXX: Maybe UCLocalize("DONE")? */
5322         case 1: [progress_ setFinish:UCLocalize("CLOSE_CYDIA")]; break;
5323         case 2: [progress_ setFinish:UCLocalize("RESTART_SPRINGBOARD")]; break;
5324         case 3: [progress_ setFinish:UCLocalize("RELOAD_SPRINGBOARD")]; break;
5325         case 4: [progress_ setFinish:UCLocalize("REBOOT_DEVICE")]; break;
5326     }
5327
5328     UIProgressHUD *hud([delegate_ addProgressHUD]);
5329     [hud setText:UCLocalize("LOADING")];
5330     [self yieldToSelector:@selector(uicache)];
5331     [delegate_ removeProgressHUD:hud];
5332
5333     UpdateExternalStatus(Finish_ == 0 ? 0 : 2);
5334
5335     [progress_ setRunning:false];
5336     [self updateProgress];
5337
5338     [self applyRightButton];
5339 }
5340
5341 - (void) addProgressEvent:(CydiaProgressEvent *)event {
5342     [progress_ addEvent:event];
5343     [self updateProgress];
5344 }
5345
5346 - (bool) isProgressCancelled {
5347     return cancel_ == 2;
5348 }
5349
5350 - (void) cancel {
5351     cancel_ = 2;
5352     [self updateCancel];
5353 }
5354
5355 - (void) setCancellable:(bool)cancellable {
5356     unsigned cancel(cancel_);
5357
5358     if (!cancellable)
5359         cancel_ = 0;
5360     else if (cancel_ == 0)
5361         cancel_ = 1;
5362
5363     if (cancel != cancel_)
5364         [self updateCancel];
5365 }
5366
5367 - (void) setProgressCancellable:(NSNumber *)cancellable {
5368     [self setCancellable:[cancellable boolValue]];
5369 }
5370
5371 - (void) setProgressPercent:(NSNumber *)percent {
5372     [progress_ setPercent:[percent floatValue]];
5373     [self updateProgress];
5374 }
5375
5376 - (void) setProgressStatus:(NSDictionary *)status {
5377     if (status == nil) {
5378         [progress_ setCurrent:0];
5379         [progress_ setTotal:0];
5380         [progress_ setSpeed:0];
5381     } else {
5382         [progress_ setPercent:[[status objectForKey:@"Percent"] floatValue]];
5383
5384         [progress_ setCurrent:[[status objectForKey:@"Current"] floatValue]];
5385         [progress_ setTotal:[[status objectForKey:@"Total"] floatValue]];
5386         [progress_ setSpeed:[[status objectForKey:@"Speed"] floatValue]];
5387     }
5388
5389     [self updateProgress];
5390 }
5391
5392 @end
5393 /* }}} */
5394
5395 /* Package Cell {{{ */
5396 @interface PackageCell : CyteTableViewCell <
5397     CyteTableViewCellDelegate
5398 > {
5399     _H<UIImage> icon_;
5400     _H<NSString> name_;
5401     _H<NSString> description_;
5402     bool commercial_;
5403     _H<NSString> source_;
5404     _H<UIImage> badge_;
5405     _H<UIImage> placard_;
5406     bool summarized_;
5407 }
5408
5409 - (PackageCell *) init;
5410 - (void) setPackage:(Package *)package asSummary:(bool)summary;
5411
5412 - (void) drawContentRect:(CGRect)rect;
5413
5414 @end
5415
5416 @implementation PackageCell
5417
5418 - (PackageCell *) init {
5419     CGRect frame(CGRectMake(0, 0, 320, 74));
5420     if ((self = [super initWithFrame:frame reuseIdentifier:@"Package"]) != nil) {
5421         UIView *content([self contentView]);
5422         CGRect bounds([content bounds]);
5423
5424         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
5425         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5426         [content addSubview:content_];
5427
5428         [content_ setDelegate:self];
5429         [content_ setOpaque:YES];
5430     } return self;
5431 }
5432
5433 - (NSString *) accessibilityLabel {
5434     return [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), (id) name_, (id) description_];
5435 }
5436
5437 - (void) setPackage:(Package *)package asSummary:(bool)summary {
5438     summarized_ = summary;
5439
5440     icon_ = nil;
5441     name_ = nil;
5442     description_ = nil;
5443     source_ = nil;
5444     badge_ = nil;
5445     placard_ = nil;
5446
5447     if (package == nil)
5448         [content_ setBackgroundColor:[UIColor whiteColor]];
5449     else {
5450         [package parse];
5451
5452         Source *source = [package source];
5453
5454         icon_ = [package icon];
5455
5456         if (NSString *name = [package name])
5457             name_ = [NSString stringWithString:name];
5458
5459         NSString *description(nil);
5460
5461         if (description == nil && IsWildcat_)
5462             description = [package longDescription];
5463         if (description == nil)
5464             description = [package shortDescription];
5465
5466         if (description != nil)
5467             description_ = [NSString stringWithString:description];
5468
5469         commercial_ = [package isCommercial];
5470
5471         NSString *label = nil;
5472         bool trusted = false;
5473
5474         if (source != nil) {
5475             label = [source label];
5476             trusted = [source trusted];
5477         } else if ([[package id] isEqualToString:@"firmware"])
5478             label = UCLocalize("APPLE");
5479         else
5480             label = [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("UNKNOWN"), UCLocalize("LOCAL")];
5481
5482         NSString *from(label);
5483
5484         NSString *section = [package simpleSection];
5485         if (section != nil && ![section isEqualToString:label]) {
5486             section = [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
5487             from = [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), from, section];
5488         }
5489
5490         source_ = [NSString stringWithFormat:UCLocalize("FROM"), from];
5491
5492         if (NSString *purpose = [package primaryPurpose])
5493             badge_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Purposes/%@.png", App_, purpose]];
5494
5495         UIColor *color;
5496         NSString *placard;
5497
5498         if (NSString *mode = [package mode]) {
5499             if ([mode isEqualToString:@"REMOVE"] || [mode isEqualToString:@"PURGE"]) {
5500                 color = RemovingColor_;
5501                 //placard = @"removing";
5502             } else {
5503                 color = InstallingColor_;
5504                 //placard = @"installing";
5505             }
5506
5507             // XXX: the removing/installing placards are not @2x
5508             placard = nil;
5509         } else {
5510             color = [UIColor whiteColor];
5511
5512             if ([package installed] != nil)
5513                 placard = @"installed";
5514             else
5515                 placard = nil;
5516         }
5517
5518         [content_ setBackgroundColor:color];
5519
5520         if (placard != nil)
5521             placard_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/%@.png", App_, placard]];
5522     }
5523
5524     [self setNeedsDisplay];
5525     [content_ setNeedsDisplay];
5526 }
5527
5528 - (void) drawSummaryContentRect:(CGRect)rect {
5529     bool highlighted(highlighted_);
5530     float width([self bounds].size.width);
5531
5532     if (icon_ != nil) {
5533         CGRect rect;
5534         rect.size = [(UIImage *) icon_ size];
5535
5536         while (rect.size.width > 16 || rect.size.height > 16) {
5537             rect.size.width /= 2;
5538             rect.size.height /= 2;
5539         }
5540
5541         rect.origin.x = 18 - rect.size.width / 2;
5542         rect.origin.y = 18 - rect.size.height / 2;
5543
5544         [icon_ drawInRect:rect];
5545     }
5546
5547     if (badge_ != nil) {
5548         CGRect rect;
5549         rect.size = [(UIImage *) badge_ size];
5550
5551         rect.size.width /= 4;
5552         rect.size.height /= 4;
5553
5554         rect.origin.x = 23 - rect.size.width / 2;
5555         rect.origin.y = 23 - rect.size.height / 2;
5556
5557         [badge_ drawInRect:rect];
5558     }
5559
5560     if (highlighted)
5561         UISetColor(White_);
5562
5563     if (!highlighted)
5564         UISetColor(commercial_ ? Purple_ : Black_);
5565     [name_ drawAtPoint:CGPointMake(36, 8) forWidth:(width - (placard_ == nil ? 68 : 94)) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5566
5567     if (placard_ != nil)
5568         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
5569 }
5570
5571 - (void) drawNormalContentRect:(CGRect)rect {
5572     bool highlighted(highlighted_);
5573     float width([self bounds].size.width);
5574
5575     if (icon_ != nil) {
5576         CGRect rect;
5577         rect.size = [(UIImage *) icon_ size];
5578
5579         while (rect.size.width > 32 || rect.size.height > 32) {
5580             rect.size.width /= 2;
5581             rect.size.height /= 2;
5582         }
5583
5584         rect.origin.x = 25 - rect.size.width / 2;
5585         rect.origin.y = 25 - rect.size.height / 2;
5586
5587         [icon_ drawInRect:rect];
5588     }
5589
5590     if (badge_ != nil) {
5591         CGRect rect;
5592         rect.size = [(UIImage *) badge_ size];
5593
5594         rect.size.width /= 2;
5595         rect.size.height /= 2;
5596
5597         rect.origin.x = 36 - rect.size.width / 2;
5598         rect.origin.y = 36 - rect.size.height / 2;
5599
5600         [badge_ drawInRect:rect];
5601     }
5602
5603     if (highlighted)
5604         UISetColor(White_);
5605
5606     if (!highlighted)
5607         UISetColor(commercial_ ? Purple_ : Black_);
5608     [name_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - (placard_ == nil ? 80 : 106)) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5609     [source_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
5610
5611     if (!highlighted)
5612         UISetColor(commercial_ ? Purplish_ : Gray_);
5613     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:(width - 46) withFont:Font14_ lineBreakMode:UILineBreakModeTailTruncation];
5614
5615     if (placard_ != nil)
5616         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
5617 }
5618
5619 - (void) drawContentRect:(CGRect)rect {
5620     if (summarized_)
5621         [self drawSummaryContentRect:rect];
5622     else
5623         [self drawNormalContentRect:rect];
5624 }
5625
5626 @end
5627 /* }}} */
5628 /* Section Cell {{{ */
5629 @interface SectionCell : CyteTableViewCell <
5630     CyteTableViewCellDelegate
5631 > {
5632     _H<NSString> basic_;
5633     _H<NSString> section_;
5634     _H<NSString> name_;
5635     _H<NSString> count_;
5636     _H<UIImage> icon_;
5637     _H<UISwitch> switch_;
5638     BOOL editing_;
5639 }
5640
5641 - (void) setSection:(Section *)section editing:(BOOL)editing;
5642
5643 @end
5644
5645 @implementation SectionCell
5646
5647 - (id) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
5648     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
5649         icon_ = [UIImage applicationImageNamed:@"folder.png"];
5650         switch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(218, 9, 60, 25)] autorelease];
5651         [switch_ addTarget:self action:@selector(onSwitch:) forEvents:UIControlEventValueChanged];
5652
5653         UIView *content([self contentView]);
5654         CGRect bounds([content bounds]);
5655
5656         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
5657         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5658         [content addSubview:content_];
5659         [content_ setBackgroundColor:[UIColor whiteColor]];
5660
5661         [content_ setDelegate:self];
5662     } return self;
5663 }
5664
5665 - (void) onSwitch:(id)sender {
5666     NSMutableDictionary *metadata([Sections_ objectForKey:basic_]);
5667     if (metadata == nil) {
5668         metadata = [NSMutableDictionary dictionaryWithCapacity:2];
5669         [Sections_ setObject:metadata forKey:basic_];
5670     }
5671
5672     [metadata setObject:[NSNumber numberWithBool:([switch_ isOn] == NO)] forKey:@"Hidden"];
5673     Changed_ = true;
5674 }
5675
5676 - (void) setSection:(Section *)section editing:(BOOL)editing {
5677     if (editing != editing_) {
5678         if (editing_)
5679             [switch_ removeFromSuperview];
5680         else
5681             [self addSubview:switch_];
5682         editing_ = editing;
5683     }
5684
5685     basic_ = nil;
5686     section_ = nil;
5687     name_ = nil;
5688     count_ = nil;
5689
5690     if (section == nil) {
5691         name_ = UCLocalize("ALL_PACKAGES");
5692         count_ = nil;
5693     } else {
5694         basic_ = [section name];
5695         section_ = [section localized];
5696
5697         name_  = section_ == nil || [section_ length] == 0 ? UCLocalize("NO_SECTION") : (NSString *) section_;
5698         count_ = [NSString stringWithFormat:@"%d", [section count]];
5699
5700         if (editing_)
5701             [switch_ setOn:(isSectionVisible(basic_) ? 1 : 0) animated:NO];
5702     }
5703
5704     [self setAccessoryType:editing ? UITableViewCellAccessoryNone : UITableViewCellAccessoryDisclosureIndicator];
5705     [self setSelectionStyle:editing ? UITableViewCellSelectionStyleNone : UITableViewCellSelectionStyleBlue];
5706
5707     [content_ setNeedsDisplay];
5708 }
5709
5710 - (void) setFrame:(CGRect)frame {
5711     [super setFrame:frame];
5712
5713     CGRect rect([switch_ frame]);
5714     [switch_ setFrame:CGRectMake(frame.size.width - 102, 9, rect.size.width, rect.size.height)];
5715 }
5716
5717 - (NSString *) accessibilityLabel {
5718     return name_;
5719 }
5720
5721 - (void) drawContentRect:(CGRect)rect {
5722     bool highlighted(highlighted_ && !editing_);
5723
5724     [icon_ drawInRect:CGRectMake(8, 7, 32, 32)];
5725
5726     if (highlighted)
5727         UISetColor(White_);
5728
5729     float width(rect.size.width);
5730     if (editing_)
5731         width -= 87;
5732
5733     if (!highlighted)
5734         UISetColor(Black_);
5735     [name_ drawAtPoint:CGPointMake(48, 9) forWidth:(width - 70) withFont:Font22Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5736
5737     CGSize size = [count_ sizeWithFont:Font14_];
5738
5739     UISetColor(White_);
5740     if (count_ != nil)
5741         [count_ drawAtPoint:CGPointMake(13 + (29 - size.width) / 2, 16) withFont:Font12Bold_];
5742 }
5743
5744 @end
5745 /* }}} */
5746
5747 /* File Table {{{ */
5748 @interface FileTable : CyteViewController <
5749     UITableViewDataSource,
5750     UITableViewDelegate
5751 > {
5752     _transient Database *database_;
5753     _H<Package> package_;
5754     _H<NSString> name_;
5755     _H<NSMutableArray> files_;
5756     _H<UITableView, 2> list_;
5757 }
5758
5759 - (id) initWithDatabase:(Database *)database;
5760 - (void) setPackage:(Package *)package;
5761
5762 @end
5763
5764 @implementation FileTable
5765
5766 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
5767     return files_ == nil ? 0 : [files_ count];
5768 }
5769
5770 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
5771     return 24.0f;
5772 }*/
5773
5774 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
5775     static NSString *reuseIdentifier = @"Cell";
5776
5777     UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
5778     if (cell == nil) {
5779         cell = [[[UITableViewCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
5780         [cell setFont:[UIFont systemFontOfSize:16]];
5781     }
5782     [cell setText:[files_ objectAtIndex:indexPath.row]];
5783     [cell setSelectionStyle:UITableViewCellSelectionStyleNone];
5784
5785     return cell;
5786 }
5787
5788 - (NSURL *) navigationURL {
5789     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/files", [package_ id]]];
5790 }
5791
5792 - (void) loadView {
5793     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
5794
5795     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds]] autorelease];
5796     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5797     [list_ setRowHeight:24.0f];
5798     [(UITableView *) list_ setDataSource:self];
5799     [list_ setDelegate:self];
5800     [[self view] addSubview:list_];
5801 }
5802
5803 - (void) viewDidLoad {
5804     [super viewDidLoad];
5805
5806     [[self navigationItem] setTitle:UCLocalize("INSTALLED_FILES")];
5807 }
5808
5809 - (void) releaseSubviews {
5810     list_ = nil;
5811
5812     package_ = nil;
5813     files_ = nil;
5814
5815     [super releaseSubviews];
5816 }
5817
5818 - (id) initWithDatabase:(Database *)database {
5819     if ((self = [super init]) != nil) {
5820         database_ = database;
5821     } return self;
5822 }
5823
5824 - (void) setPackage:(Package *)package {
5825     package_ = nil;
5826     name_ = nil;
5827
5828     files_ = [NSMutableArray arrayWithCapacity:32];
5829
5830     if (package != nil) {
5831         package_ = package;
5832         name_ = [package id];
5833
5834         if (NSArray *files = [package files])
5835             [files_ addObjectsFromArray:files];
5836
5837         if ([files_ count] != 0) {
5838             if ([[files_ objectAtIndex:0] isEqualToString:@"/."])
5839                 [files_ removeObjectAtIndex:0];
5840             [files_ sortUsingSelector:@selector(compareByPath:)];
5841
5842             NSMutableArray *stack = [NSMutableArray arrayWithCapacity:8];
5843             [stack addObject:@"/"];
5844
5845             for (int i(0), e([files_ count]); i != e; ++i) {
5846                 NSString *file = [files_ objectAtIndex:i];
5847                 while (![file hasPrefix:[stack lastObject]])
5848                     [stack removeLastObject];
5849                 NSString *directory = [stack lastObject];
5850                 [stack addObject:[file stringByAppendingString:@"/"]];
5851                 [files_ replaceObjectAtIndex:i withObject:[NSString stringWithFormat:@"%*s%@",
5852                     ([stack count] - 2) * 3, "",
5853                     [file substringFromIndex:[directory length]]
5854                 ]];
5855             }
5856         }
5857     }
5858
5859     [list_ reloadData];
5860 }
5861
5862 - (void) reloadData {
5863     [super reloadData];
5864
5865     [self setPackage:[database_ packageWithName:name_]];
5866 }
5867
5868 @end
5869 /* }}} */
5870 /* Package Controller {{{ */
5871 @interface CYPackageController : CydiaWebViewController <
5872     UIActionSheetDelegate
5873 > {
5874     _transient Database *database_;
5875     _H<Package> package_;
5876     _H<NSString> name_;
5877     bool commercial_;
5878     _H<NSMutableArray> buttons_;
5879     _H<UIBarButtonItem> button_;
5880 }
5881
5882 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name;
5883
5884 @end
5885
5886 @implementation CYPackageController
5887
5888 - (NSURL *) navigationURL {
5889     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@", (id) name_]];
5890 }
5891
5892 /* XXX: this is not safe at all... localization of /fail/ */
5893 - (void) _clickButtonWithName:(NSString *)name {
5894     if ([name isEqualToString:UCLocalize("CLEAR")])
5895         [delegate_ clearPackage:package_];
5896     else if ([name isEqualToString:UCLocalize("INSTALL")])
5897         [delegate_ installPackage:package_];
5898     else if ([name isEqualToString:UCLocalize("REINSTALL")])
5899         [delegate_ installPackage:package_];
5900     else if ([name isEqualToString:UCLocalize("REMOVE")])
5901         [delegate_ removePackage:package_];
5902     else if ([name isEqualToString:UCLocalize("UPGRADE")])
5903         [delegate_ installPackage:package_];
5904     else _assert(false);
5905 }
5906
5907 - (void) actionSheet:(UIActionSheet *)sheet clickedButtonAtIndex:(NSInteger)button {
5908     NSString *context([sheet context]);
5909
5910     if ([context isEqualToString:@"modify"]) {
5911         if (button != [sheet cancelButtonIndex]) {
5912             NSString *buttonName = [buttons_ objectAtIndex:button];
5913             [self _clickButtonWithName:buttonName];
5914         }
5915
5916         [sheet dismissWithClickedButtonIndex:-1 animated:YES];
5917     }
5918 }
5919
5920 - (bool) _allowJavaScriptPanel {
5921     return commercial_;
5922 }
5923
5924 #if !AlwaysReload
5925 - (void) _customButtonClicked {
5926     int count([buttons_ count]);
5927     if (count == 0)
5928         return;
5929
5930     if (count == 1)
5931         [self _clickButtonWithName:[buttons_ objectAtIndex:0]];
5932     else {
5933         NSMutableArray *buttons = [NSMutableArray arrayWithCapacity:count];
5934         [buttons addObjectsFromArray:buttons_];
5935
5936         UIActionSheet *sheet = [[[UIActionSheet alloc]
5937             initWithTitle:nil
5938             delegate:self
5939             cancelButtonTitle:nil
5940             destructiveButtonTitle:nil
5941             otherButtonTitles:nil
5942         ] autorelease];
5943
5944         for (NSString *button in buttons) [sheet addButtonWithTitle:button];
5945         if (!IsWildcat_) {
5946            [sheet addButtonWithTitle:UCLocalize("CANCEL")];
5947            [sheet setCancelButtonIndex:[sheet numberOfButtons] - 1];
5948         }
5949         [sheet setContext:@"modify"];
5950
5951         [delegate_ showActionSheet:sheet fromItem:[[self navigationItem] rightBarButtonItem]];
5952     }
5953 }
5954
5955 // We don't want to allow non-commercial packages to do custom things to the install button,
5956 // so it must call customButtonClicked with a custom commercial_ == 1 fallthrough.
5957 - (void) customButtonClicked {
5958     if (commercial_)
5959         [super customButtonClicked];
5960     else
5961         [self _customButtonClicked];
5962 }
5963
5964 - (void) reloadButtonClicked {
5965     // Don't reload a commerical package by tapping the loading button,
5966     // but if it's not an Install button, we should forward it on.
5967     if (![package_ uninstalled])
5968         [self _customButtonClicked];
5969 }
5970
5971 - (void) applyLoadingTitle {
5972     // Don't show "Loading" as the title. Ever.
5973 }
5974
5975 - (UIBarButtonItem *) rightButton {
5976     return button_;
5977 }
5978 #endif
5979
5980 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name {
5981     if ((self = [super init]) != nil) {
5982         database_ = database;
5983         buttons_ = [NSMutableArray arrayWithCapacity:4];
5984         name_ = name == nil ? @"" : [NSString stringWithString:name];
5985         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/package/%@", UI_, (id) name_]]];
5986     } return self;
5987 }
5988
5989 - (void) reloadData {
5990     [super reloadData];
5991
5992     package_ = [database_ packageWithName:name_];
5993
5994     [buttons_ removeAllObjects];
5995
5996     if (package_ != nil) {
5997         [(Package *) package_ parse];
5998
5999         commercial_ = [package_ isCommercial];
6000
6001         if ([package_ mode] != nil)
6002             [buttons_ addObject:UCLocalize("CLEAR")];
6003         if ([package_ source] == nil);
6004         else if ([package_ upgradableAndEssential:NO])
6005             [buttons_ addObject:UCLocalize("UPGRADE")];
6006         else if ([package_ uninstalled])
6007             [buttons_ addObject:UCLocalize("INSTALL")];
6008         else
6009             [buttons_ addObject:UCLocalize("REINSTALL")];
6010         if (![package_ uninstalled])
6011             [buttons_ addObject:UCLocalize("REMOVE")];
6012     }
6013
6014     NSString *title;
6015     switch ([buttons_ count]) {
6016         case 0: title = nil; break;
6017         case 1: title = [buttons_ objectAtIndex:0]; break;
6018         default: title = UCLocalize("MODIFY"); break;
6019     }
6020
6021     button_ = [[[UIBarButtonItem alloc]
6022         initWithTitle:title
6023         style:UIBarButtonItemStylePlain
6024         target:self
6025         action:@selector(customButtonClicked)
6026     ] autorelease];
6027 }
6028
6029 - (bool) isLoading {
6030     return commercial_ ? [super isLoading] : false;
6031 }
6032
6033 @end
6034 /* }}} */
6035
6036 /* Package List Controller {{{ */
6037 @interface PackageListController : CyteViewController <
6038     UITableViewDataSource,
6039     UITableViewDelegate
6040 > {
6041     _transient Database *database_;
6042     unsigned era_;
6043     _H<NSArray> packages_;
6044     _H<NSMutableArray> sections_;
6045     _H<UITableView, 2> list_;
6046     _H<NSMutableArray> index_;
6047     _H<NSMutableDictionary> indices_;
6048     _H<NSString> title_;
6049     unsigned reloading_;
6050 }
6051
6052 - (id) initWithDatabase:(Database *)database title:(NSString *)title;
6053 - (void) setDelegate:(id)delegate;
6054 - (void) resetCursor;
6055 - (void) clearData;
6056
6057 @end
6058
6059 @implementation PackageListController
6060
6061 - (bool) isSummarized {
6062     return false;
6063 }
6064
6065 - (bool) showsSections {
6066     return true;
6067 }
6068
6069 - (void) deselectWithAnimation:(BOOL)animated {
6070     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
6071 }
6072
6073 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration curve:(UIViewAnimationCurve)curve {
6074     CGRect base = [[self view] bounds];
6075     base.size.height -= bounds.size.height;
6076     base.origin = [list_ frame].origin;
6077
6078     [UIView beginAnimations:nil context:NULL];
6079     [UIView setAnimationBeginsFromCurrentState:YES];
6080     [UIView setAnimationCurve:curve];
6081     [UIView setAnimationDuration:duration];
6082     [list_ setFrame:base];
6083     [UIView commitAnimations];
6084 }
6085
6086 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration {
6087     [self resizeForKeyboardBounds:bounds duration:duration curve:UIViewAnimationCurveLinear];
6088 }
6089
6090 - (void) resizeForKeyboardBounds:(CGRect)bounds {
6091     [self resizeForKeyboardBounds:bounds duration:0];
6092 }
6093
6094 - (void) getKeyboardCurve:(UIViewAnimationCurve *)curve duration:(NSTimeInterval *)duration forNotification:(NSNotification *)notification {
6095     if (&UIKeyboardAnimationCurveUserInfoKey == NULL)
6096         *curve = UIViewAnimationCurveEaseInOut;
6097     else
6098         [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:curve];
6099
6100     if (&UIKeyboardAnimationDurationUserInfoKey == NULL)
6101         *duration = 0.3;
6102     else
6103         [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:duration];
6104 }
6105
6106 - (void) keyboardWillShow:(NSNotification *)notification {
6107     CGRect bounds;
6108     CGPoint center;
6109     [[[notification userInfo] objectForKey:UIKeyboardBoundsUserInfoKey] getValue:&bounds];
6110     [[[notification userInfo] objectForKey:UIKeyboardCenterEndUserInfoKey] getValue:&center];
6111
6112     NSTimeInterval duration;
6113     UIViewAnimationCurve curve;
6114     [self getKeyboardCurve:&curve duration:&duration forNotification:notification];
6115
6116     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);
6117     UIViewController *base = self;
6118     while ([base parentViewController] != nil)
6119         base = [base parentViewController];
6120     CGRect viewframe = [[base view] convertRect:[list_ frame] fromView:[list_ superview]];
6121     CGRect intersection = CGRectIntersection(viewframe, kbframe);
6122
6123     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
6124         intersection.size.height += CYStatusBarHeight();
6125
6126     [self resizeForKeyboardBounds:intersection duration:duration curve:curve];
6127 }
6128
6129 - (void) keyboardWillHide:(NSNotification *)notification {
6130     NSTimeInterval duration;
6131     UIViewAnimationCurve curve;
6132     [self getKeyboardCurve:&curve duration:&duration forNotification:notification];
6133
6134     [self resizeForKeyboardBounds:CGRectZero duration:duration curve:curve];
6135 }
6136
6137 - (void) viewWillAppear:(BOOL)animated {
6138     [super viewWillAppear:animated];
6139
6140     [self resizeForKeyboardBounds:CGRectZero];
6141     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillShow:) name:UIKeyboardWillShowNotification object:nil];
6142     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillHide:) name:UIKeyboardWillHideNotification object:nil];
6143 }
6144
6145 - (void) viewWillDisappear:(BOOL)animated {
6146     [super viewWillDisappear:animated];
6147
6148     [self resizeForKeyboardBounds:CGRectZero];
6149     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillShowNotification object:nil];
6150     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillHideNotification object:nil];
6151 }
6152
6153 - (void) viewDidAppear:(BOOL)animated {
6154     [super viewDidAppear:animated];
6155     [self deselectWithAnimation:animated];
6156 }
6157
6158 - (void) didSelectPackage:(Package *)package {
6159     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id]] autorelease]);
6160     [view setDelegate:delegate_];
6161     [[self navigationController] pushViewController:view animated:YES];
6162 }
6163
6164 #if TryIndexedCollation
6165 + (BOOL) hasIndexedCollation {
6166     return NO; // XXX: objc_getClass("UILocalizedIndexedCollation") != nil;
6167 }
6168 #endif
6169
6170 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
6171     NSInteger count([sections_ count]);
6172     return count == 0 ? 1 : count;
6173 }
6174
6175 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
6176     if ([sections_ count] == 0 || [[sections_ objectAtIndex:section] count] == 0)
6177         return nil;
6178     return [[sections_ objectAtIndex:section] name];
6179 }
6180
6181 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
6182     if ([sections_ count] == 0)
6183         return 0;
6184     return [[sections_ objectAtIndex:section] count];
6185 }
6186
6187 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
6188 @synchronized (database_) {
6189     if ([database_ era] != era_)
6190         return nil;
6191
6192     Section *section([sections_ objectAtIndex:[path section]]);
6193     NSInteger row([path row]);
6194     Package *package([packages_ objectAtIndex:([section row] + row)]);
6195     return [[package retain] autorelease];
6196 } }
6197
6198 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
6199     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
6200     if (cell == nil)
6201         cell = [[[PackageCell alloc] init] autorelease];
6202
6203     Package *package([database_ packageWithName:[[self packageAtIndexPath:path] id]]);
6204     [cell setPackage:package asSummary:[self isSummarized]];
6205     return cell;
6206 }
6207
6208 - (void) tableView:(UITableView *)table didSelectRowAtIndexPath:(NSIndexPath *)path {
6209     Package *package([self packageAtIndexPath:path]);
6210     package = [database_ packageWithName:[package id]];
6211     [self didSelectPackage:package];
6212 }
6213
6214 - (NSArray *) sectionIndexTitlesForTableView:(UITableView *)tableView {
6215     if (![self showsSections])
6216         return nil;
6217
6218     return index_;
6219 }
6220
6221 - (NSInteger) tableView:(UITableView *)tableView sectionForSectionIndexTitle:(NSString *)title atIndex:(NSInteger)index {
6222 #if TryIndexedCollation
6223     if ([[self class] hasIndexedCollation]) {
6224         return [[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionForSectionIndexTitleAtIndex:index];
6225     }
6226 #endif
6227
6228     return index;
6229 }
6230
6231 - (void) updateHeight {
6232     [list_ setRowHeight:([self isSummarized] ? 38 : 73)];
6233 }
6234
6235 - (id) initWithDatabase:(Database *)database title:(NSString *)title {
6236     if ((self = [super init]) != nil) {
6237         database_ = database;
6238         title_ = [title copy];
6239         [[self navigationItem] setTitle:title_];
6240     } return self;
6241 }
6242
6243 - (void) loadView {
6244     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
6245
6246     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain] autorelease];
6247     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6248     [[self view] addSubview:list_];
6249
6250     // XXX: is 20 the most optimal number here?
6251     [list_ setSectionIndexMinimumDisplayRowCount:20];
6252
6253     [(UITableView *) list_ setDataSource:self];
6254     [list_ setDelegate:self];
6255
6256     [self updateHeight];
6257 }
6258
6259 - (void) releaseSubviews {
6260     list_ = nil;
6261
6262     packages_ = nil;
6263     sections_ = nil;
6264     index_ = nil;
6265     indices_ = nil;
6266
6267     [super releaseSubviews];
6268 }
6269
6270 - (void) setDelegate:(id)delegate {
6271     delegate_ = delegate;
6272 }
6273
6274 - (bool) shouldYield {
6275     return false;
6276 }
6277
6278 - (bool) shouldBlock {
6279     return false;
6280 }
6281
6282 - (NSMutableArray *) _reloadPackages {
6283 @synchronized (database_) {
6284     era_ = [database_ era];
6285     NSArray *packages([database_ packages]);
6286
6287     return [NSMutableArray arrayWithArray:packages];
6288 } }
6289
6290 - (void) _reloadData {
6291     if (reloading_ != 0) {
6292         reloading_ = 2;
6293         return;
6294     }
6295
6296     NSArray *packages;
6297
6298     if ([self shouldYield]) {
6299         do {
6300             UIProgressHUD *hud;
6301
6302             if (![self shouldBlock])
6303                 hud = nil;
6304             else {
6305                 hud = [delegate_ addProgressHUD];
6306                 [hud setText:UCLocalize("LOADING")];
6307             }
6308
6309             reloading_ = 1;
6310             packages = [self yieldToSelector:@selector(_reloadPackages)];
6311
6312             if (hud != nil)
6313                 [delegate_ removeProgressHUD:hud];
6314         } while (reloading_ == 2);
6315
6316         reloading_ = 0;
6317     } else {
6318         packages = [self _reloadPackages];
6319     }
6320
6321     packages_ = packages;
6322
6323     indices_ = [NSMutableDictionary dictionaryWithCapacity:32];
6324     sections_ = [NSMutableArray arrayWithCapacity:16];
6325
6326     Section *section = nil;
6327
6328 #if TryIndexedCollation
6329     if ([[self class] hasIndexedCollation]) {
6330         index_ = [[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionIndexTitles];
6331
6332         id collation = [objc_getClass("UILocalizedIndexedCollation") currentCollation];
6333         NSArray *titles = [collation sectionIndexTitles];
6334         int secidx = -1;
6335
6336         _profile(PackageTable$reloadData$Section)
6337             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6338                 Package *package;
6339                 int index;
6340
6341                 _profile(PackageTable$reloadData$Section$Package)
6342                     package = [packages_ objectAtIndex:offset];
6343                     index = [collation sectionForObject:package collationStringSelector:@selector(name)];
6344                 _end
6345
6346                 while (secidx < index) {
6347                     secidx += 1;
6348
6349                     _profile(PackageTable$reloadData$Section$Allocate)
6350                         section = [[[Section alloc] initWithName:[titles objectAtIndex:secidx] row:offset localize:NO] autorelease];
6351                     _end
6352
6353                     _profile(PackageTable$reloadData$Section$Add)
6354                         [sections_ addObject:section];
6355                     _end
6356                 }
6357
6358                 [section addToCount];
6359             }
6360         _end
6361     } else
6362 #endif
6363     {
6364         index_ = [NSMutableArray arrayWithCapacity:32];
6365
6366         bool sectioned([self showsSections]);
6367         if (!sectioned) {
6368             section = [[[Section alloc] initWithName:nil localize:false] autorelease];
6369             [sections_ addObject:section];
6370         }
6371
6372         _profile(PackageTable$reloadData$Section)
6373             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6374                 Package *package;
6375                 unichar index;
6376
6377                 _profile(PackageTable$reloadData$Section$Package)
6378                     package = [packages_ objectAtIndex:offset];
6379                     index = [package index];
6380                 _end
6381
6382                 if (sectioned && (section == nil || [section index] != index)) {
6383                     _profile(PackageTable$reloadData$Section$Allocate)
6384                         section = [[[Section alloc] initWithIndex:index row:offset] autorelease];
6385                     _end
6386
6387                     [index_ addObject:[section name]];
6388                     //[indices_ setObject:[NSNumber numberForInt:[sections_ count]] forKey:index];
6389
6390                     _profile(PackageTable$reloadData$Section$Add)
6391                         [sections_ addObject:section];
6392                     _end
6393                 }
6394
6395                 [section addToCount];
6396             }
6397         _end
6398     }
6399
6400     [self updateHeight];
6401
6402     _profile(PackageTable$reloadData$List)
6403         [(UITableView *) list_ setDataSource:self];
6404         [list_ reloadData];
6405     _end
6406 }
6407
6408 - (void) reloadData {
6409     [super reloadData];
6410
6411     if ([self shouldYield])
6412         [self performSelector:@selector(_reloadData) withObject:nil afterDelay:0];
6413     else
6414         [self _reloadData];
6415 }
6416
6417 - (void) resetCursor {
6418     [list_ scrollRectToVisible:CGRectMake(0, 0, 1, 1) animated:NO];
6419 }
6420
6421 - (void) clearData {
6422     [self updateHeight];
6423
6424     [list_ setDataSource:nil];
6425     [list_ reloadData];
6426
6427     [self resetCursor];
6428 }
6429
6430 @end
6431 /* }}} */
6432 /* Filtered Package List Controller {{{ */
6433 @interface FilteredPackageListController : PackageListController {
6434     SEL filter_;
6435     IMP imp_;
6436     _H<NSObject> object_;
6437 }
6438
6439 - (void) setObject:(id)object;
6440 - (void) setObject:(id)object forFilter:(SEL)filter;
6441
6442 - (SEL) filter;
6443 - (void) setFilter:(SEL)filter;
6444
6445 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object;
6446
6447 @end
6448
6449 @implementation FilteredPackageListController
6450
6451 - (SEL) filter {
6452     return filter_;
6453 }
6454
6455 - (void) setFilter:(SEL)filter {
6456 @synchronized (self) {
6457     filter_ = filter;
6458
6459     /* XXX: this is an unsafe optimization of doomy hell */
6460     Method method(class_getInstanceMethod([Package class], filter));
6461     _assert(method != NULL);
6462     imp_ = method_getImplementation(method);
6463     _assert(imp_ != NULL);
6464 } }
6465
6466 - (void) setObject:(id)object {
6467 @synchronized (self) {
6468     object_ = object;
6469 } }
6470
6471 - (void) setObject:(id)object forFilter:(SEL)filter {
6472 @synchronized (self) {
6473     [self setFilter:filter];
6474     [self setObject:object];
6475 } }
6476
6477 - (NSMutableArray *) _reloadPackages {
6478 @synchronized (database_) {
6479     era_ = [database_ era];
6480     NSArray *packages([database_ packages]);
6481
6482     NSMutableArray *filtered([NSMutableArray arrayWithCapacity:[packages count]]);
6483
6484     IMP imp;
6485     SEL filter;
6486     _H<NSObject> object;
6487
6488     @synchronized (self) {
6489         imp = imp_;
6490         filter = filter_;
6491         object = object_;
6492     }
6493
6494     _profile(PackageTable$reloadData$Filter)
6495         for (Package *package in packages)
6496             if ([package valid] && (*reinterpret_cast<bool (*)(id, SEL, id)>(imp))(package, filter, object))
6497                 [filtered addObject:package];
6498     _end
6499
6500     return filtered;
6501 } }
6502
6503 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object {
6504     if ((self = [super initWithDatabase:database title:title]) != nil) {
6505         [self setFilter:filter];
6506         [self setObject:object];
6507     } return self;
6508 }
6509
6510 @end
6511 /* }}} */
6512
6513 /* Home Controller {{{ */
6514 @interface HomeController : CydiaWebViewController {
6515 }
6516
6517 @end
6518
6519 @implementation HomeController
6520
6521 - (id) init {
6522     if ((self = [super init]) != nil) {
6523         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/home/", UI_]]];
6524         [self reloadData];
6525     } return self;
6526 }
6527
6528 - (NSURL *) navigationURL {
6529     return [NSURL URLWithString:@"cydia://home"];
6530 }
6531
6532 - (void) didReceiveMemoryWarning {
6533 }
6534
6535 - (void) aboutButtonClicked {
6536     UIAlertView *alert([[[UIAlertView alloc] init] autorelease]);
6537
6538     [alert setTitle:UCLocalize("ABOUT_CYDIA")];
6539     [alert addButtonWithTitle:UCLocalize("CLOSE")];
6540     [alert setCancelButtonIndex:0];
6541
6542     [alert setMessage:
6543         @"Copyright \u00a9 2008-2011\n"
6544         "SaurikIT, LLC\n"
6545         "\n"
6546         "Jay Freeman (saurik)\n"
6547         "saurik@saurik.com\n"
6548         "http://www.saurik.com/"
6549     ];
6550
6551     [alert show];
6552 }
6553
6554 - (UIBarButtonItem *) leftButton {
6555     return [[[UIBarButtonItem alloc]
6556         initWithTitle:UCLocalize("ABOUT")
6557         style:UIBarButtonItemStylePlain
6558         target:self
6559         action:@selector(aboutButtonClicked)
6560     ] autorelease];
6561 }
6562
6563 @end
6564 /* }}} */
6565 /* Manage Controller {{{ */
6566 @interface ManageController : CydiaWebViewController {
6567 }
6568
6569 - (void) queueStatusDidChange;
6570
6571 @end
6572
6573 @implementation ManageController
6574
6575 - (id) init {
6576     if ((self = [super init]) != nil) {
6577         [self setURL:[NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"manage" ofType:@"html"]]];
6578     } return self;
6579 }
6580
6581 - (NSURL *) navigationURL {
6582     return [NSURL URLWithString:@"cydia://manage"];
6583 }
6584
6585 - (UIBarButtonItem *) leftButton {
6586     return [[[UIBarButtonItem alloc]
6587         initWithTitle:UCLocalize("SETTINGS")
6588         style:UIBarButtonItemStylePlain
6589         target:self
6590         action:@selector(settingsButtonClicked)
6591     ] autorelease];
6592 }
6593
6594 - (void) settingsButtonClicked {
6595     [delegate_ showSettings];
6596 }
6597
6598 - (void) queueButtonClicked {
6599     [delegate_ queue];
6600 }
6601
6602 - (UIBarButtonItem *) rightButton {
6603     return Queuing_ ? [[[UIBarButtonItem alloc]
6604         initWithTitle:UCLocalize("QUEUE")
6605         style:UIBarButtonItemStyleDone
6606         target:self
6607         action:@selector(queueButtonClicked)
6608     ] autorelease] : nil;
6609 }
6610
6611 - (void) queueStatusDidChange {
6612     [self applyRightButton];
6613 }
6614
6615 - (bool) isLoading {
6616     return !Queuing_ && [super isLoading];
6617 }
6618
6619 @end
6620 /* }}} */
6621
6622 /* Refresh Bar {{{ */
6623 @interface RefreshBar : UINavigationBar {
6624     _H<UIProgressIndicator> indicator_;
6625     _H<UITextLabel> prompt_;
6626     _H<UIProgressBar> progress_;
6627     _H<UINavigationButton> cancel_;
6628 }
6629
6630 @end
6631
6632 @implementation RefreshBar
6633
6634 - (void) positionViews {
6635     CGRect frame = [cancel_ frame];
6636     frame.size = [cancel_ sizeThatFits:frame.size];
6637     frame.origin.x = [self frame].size.width - frame.size.width - 5;
6638     frame.origin.y = ([self frame].size.height - frame.size.height) / 2;
6639     [cancel_ setFrame:frame];
6640
6641     CGSize prgsize = {75, 100};
6642     CGRect prgrect = {{
6643         [self frame].size.width - prgsize.width - 10,
6644         ([self frame].size.height - prgsize.height) / 2
6645     } , prgsize};
6646     [progress_ setFrame:prgrect];
6647
6648     CGSize indsize([UIProgressIndicator defaultSizeForStyle:[indicator_ activityIndicatorViewStyle]]);
6649     unsigned indoffset = ([self frame].size.height - indsize.height) / 2;
6650     CGRect indrect = {{indoffset, indoffset}, indsize};
6651     [indicator_ setFrame:indrect];
6652
6653     CGSize prmsize = {215, indsize.height + 4};
6654     CGRect prmrect = {{
6655         indoffset * 2 + indsize.width,
6656         unsigned([self frame].size.height - prmsize.height) / 2 - 1
6657     }, prmsize};
6658     [prompt_ setFrame:prmrect];
6659 }
6660
6661 - (void) setFrame:(CGRect)frame {
6662     [super setFrame:frame];
6663     [self positionViews];
6664 }
6665
6666 - (id) initWithFrame:(CGRect)frame delegate:(id)delegate {
6667     if ((self = [super initWithFrame:frame]) != nil) {
6668         [self setAutoresizingMask:UIViewAutoresizingFlexibleWidth];
6669
6670         [self setBarStyle:UIBarStyleBlack];
6671
6672         UIBarStyle barstyle([self _barStyle:NO]);
6673         bool ugly(barstyle == UIBarStyleDefault);
6674
6675         UIProgressIndicatorStyle style = ugly ?
6676             UIProgressIndicatorStyleMediumBrown :
6677             UIProgressIndicatorStyleMediumWhite;
6678
6679         indicator_ = [[[UIProgressIndicator alloc] initWithFrame:CGRectZero] autorelease];
6680         [(UIProgressIndicator *) indicator_ setStyle:style];
6681         [indicator_ startAnimation];
6682         [self addSubview:indicator_];
6683
6684         prompt_ = [[[UITextLabel alloc] initWithFrame:CGRectZero] autorelease];
6685         [prompt_ setColor:[UIColor colorWithCGColor:(ugly ? Blueish_ : Off_)]];
6686         [prompt_ setBackgroundColor:[UIColor clearColor]];
6687         [prompt_ setFont:[UIFont systemFontOfSize:15]];
6688         [self addSubview:prompt_];
6689
6690         progress_ = [[[UIProgressBar alloc] initWithFrame:CGRectZero] autorelease];
6691         [progress_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleLeftMargin];
6692         [(UIProgressBar *) progress_ setStyle:0];
6693         [self addSubview:progress_];
6694
6695         cancel_ = [[[UINavigationButton alloc] initWithTitle:UCLocalize("CANCEL") style:UINavigationButtonStyleHighlighted] autorelease];
6696         [cancel_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
6697         [cancel_ addTarget:delegate action:@selector(cancelPressed) forControlEvents:UIControlEventTouchUpInside];
6698         [cancel_ setBarStyle:barstyle];
6699
6700         [self positionViews];
6701     } return self;
6702 }
6703
6704 - (void) setCancellable:(bool)cancellable {
6705     if (cancellable)
6706         [self addSubview:cancel_];
6707     else
6708         [cancel_ removeFromSuperview];
6709 }
6710
6711 - (void) start {
6712     [prompt_ setText:UCLocalize("UPDATING_DATABASE")];
6713     [progress_ setProgress:0];
6714 }
6715
6716 - (void) stop {
6717     [self setCancellable:NO];
6718 }
6719
6720 - (void) setPrompt:(NSString *)prompt {
6721     [prompt_ setText:prompt];
6722 }
6723
6724 - (void) setProgress:(float)progress {
6725     [progress_ setProgress:progress];
6726 }
6727
6728 @end
6729 /* }}} */
6730
6731 /* Cydia Navigation Controller Interface {{{ */
6732 @interface UINavigationController (Cydia)
6733
6734 - (NSArray *) navigationURLCollection;
6735 - (void) unloadData;
6736
6737 @end
6738 /* }}} */
6739
6740 /* Cydia Tab Bar Controller {{{ */
6741 @interface CYTabBarController : UITabBarController <
6742     UITabBarControllerDelegate,
6743     ProgressDelegate
6744 > {
6745     _transient Database *database_;
6746     _H<RefreshBar, 1> refreshbar_;
6747
6748     bool dropped_;
6749     bool updating_;
6750     // XXX: ok, "updatedelegate_"?...
6751     _transient NSObject<CydiaDelegate> *updatedelegate_;
6752
6753     _H<UIViewController> remembered_;
6754     _transient UIViewController *transient_;
6755 }
6756
6757 - (NSArray *) navigationURLCollection;
6758 - (void) dropBar:(BOOL)animated;
6759 - (void) beginUpdate;
6760 - (void) raiseBar:(BOOL)animated;
6761 - (BOOL) updating;
6762 - (void) unloadData;
6763
6764 @end
6765
6766 @implementation CYTabBarController
6767
6768 - (void) setUnselectedViewController:(UIViewController *)transient {
6769     NSMutableArray *controllers = [[self viewControllers] mutableCopy];
6770     if (transient != nil) {
6771         if (transient_ == nil)
6772             remembered_ = [controllers objectAtIndex:0];
6773         transient_ = transient;
6774         [transient_ setTabBarItem:[remembered_ tabBarItem]];
6775         [controllers replaceObjectAtIndex:0 withObject:transient_];
6776         [self setSelectedIndex:0];
6777         [self setViewControllers:controllers];
6778         [self concealTabBarSelection];
6779     } else if (remembered_ != nil) {
6780         [remembered_ setTabBarItem:[transient_ tabBarItem]];
6781         transient_ = transient;
6782         [controllers replaceObjectAtIndex:0 withObject:remembered_];
6783         remembered_ = nil;
6784         [self setViewControllers:controllers];
6785         [self revealTabBarSelection];
6786     }
6787 }
6788
6789 - (UIViewController *) unselectedViewController {
6790     return transient_;
6791 }
6792
6793 - (void) tabBarController:(UITabBarController *)tabBarController didSelectViewController:(UIViewController *)viewController {
6794     if ([self unselectedViewController])
6795         [self setUnselectedViewController:nil];
6796 }
6797
6798 - (NSArray *) navigationURLCollection {
6799     NSMutableArray *items([NSMutableArray array]);
6800
6801     // XXX: Should this deal with transient view controllers?
6802     for (id navigation in [self viewControllers]) {
6803         NSArray *stack = [navigation performSelector:@selector(navigationURLCollection)];
6804         if (stack != nil)
6805             [items addObject:stack];
6806     }
6807
6808     return items;
6809 }
6810
6811 - (void) dismissModalViewControllerAnimated:(BOOL)animated {
6812     if ([self modalViewController] == nil && [self unselectedViewController] != nil)
6813         [self setUnselectedViewController:nil];
6814     else
6815         [super dismissModalViewControllerAnimated:YES];
6816 }
6817
6818 - (void) unloadData {
6819     [super unloadData];
6820
6821     for (UINavigationController *controller in [self viewControllers])
6822         [controller unloadData];
6823
6824     if (UIViewController *selected = [self selectedViewController])
6825         [selected reloadData];
6826
6827     if (UIViewController *unselected = [self unselectedViewController]) {
6828         [unselected unloadData];
6829         [unselected reloadData];
6830     }
6831 }
6832
6833 - (void) dealloc {
6834     [[NSNotificationCenter defaultCenter] removeObserver:self];
6835
6836     [super dealloc];
6837 }
6838
6839 - (id) initWithDatabase:(Database *)database {
6840     if ((self = [super init]) != nil) {
6841         database_ = database;
6842         [self setDelegate:self];
6843
6844         [[self view] setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6845         [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(statusBarFrameChanged:) name:UIApplicationDidChangeStatusBarFrameNotification object:nil];
6846
6847         refreshbar_ = [[[RefreshBar alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, [UINavigationBar defaultSize].height) delegate:self] autorelease];
6848     } return self;
6849 }
6850
6851 - (void) setUpdate:(NSDate *)date {
6852     [self beginUpdate];
6853 }
6854
6855 - (void) beginUpdate {
6856     [(RefreshBar *) refreshbar_ start];
6857     [self dropBar:YES];
6858
6859     [updatedelegate_ retainNetworkActivityIndicator];
6860     updating_ = true;
6861
6862     [NSThread
6863         detachNewThreadSelector:@selector(performUpdate)
6864         toTarget:self
6865         withObject:nil
6866     ];
6867 }
6868
6869 - (void) performUpdate {
6870     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
6871
6872     Status status;
6873     status.setDelegate(self);
6874     [database_ updateWithStatus:status];
6875
6876     [self
6877         performSelectorOnMainThread:@selector(completeUpdate)
6878         withObject:nil
6879         waitUntilDone:NO
6880     ];
6881
6882     [pool release];
6883 }
6884
6885 - (void) stopUpdateWithSelector:(SEL)selector {
6886     updating_ = false;
6887     [updatedelegate_ releaseNetworkActivityIndicator];
6888
6889     [self raiseBar:YES];
6890     [refreshbar_ stop];
6891
6892     [updatedelegate_ performSelector:selector withObject:nil afterDelay:0];
6893 }
6894
6895 - (void) completeUpdate {
6896     if (!updating_)
6897         return;
6898     [self stopUpdateWithSelector:@selector(reloadData)];
6899 }
6900
6901 - (void) cancelUpdate {
6902     [self stopUpdateWithSelector:@selector(updateData)];
6903 }
6904
6905 - (void) cancelPressed {
6906     [self cancelUpdate];
6907 }
6908
6909 - (BOOL) updating {
6910     return updating_;
6911 }
6912
6913 - (void) addProgressEvent:(CydiaProgressEvent *)event {
6914     [refreshbar_ setPrompt:[event compoundMessage]];
6915 }
6916
6917 - (bool) isProgressCancelled {
6918     return !updating_;
6919 }
6920
6921 - (void) setProgressCancellable:(NSNumber *)cancellable {
6922     [refreshbar_ setCancellable:(updating_ && [cancellable boolValue])];
6923 }
6924
6925 - (void) setProgressPercent:(NSNumber *)percent {
6926     [refreshbar_ setProgress:[percent floatValue]];
6927 }
6928
6929 - (void) setProgressStatus:(NSDictionary *)status {
6930     if (status != nil)
6931         [self setProgressPercent:[status objectForKey:@"Percent"]];
6932 }
6933
6934 - (void) setUpdateDelegate:(id)delegate {
6935     updatedelegate_ = delegate;
6936 }
6937
6938 - (UIView *) transitionView {
6939     if ([self respondsToSelector:@selector(_transitionView)])
6940         return [self _transitionView];
6941     else
6942         return MSHookIvar<id>(self, "_viewControllerTransitionView");
6943 }
6944
6945 - (void) dropBar:(BOOL)animated {
6946     if (dropped_)
6947         return;
6948     dropped_ = true;
6949
6950     UIView *transition([self transitionView]);
6951     [[self view] addSubview:refreshbar_];
6952
6953     CGRect barframe([refreshbar_ frame]);
6954
6955     if (kCFCoreFoundationVersionNumber >= kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
6956         barframe.origin.y = CYStatusBarHeight();
6957     else
6958         barframe.origin.y = 0;
6959
6960     [refreshbar_ setFrame:barframe];
6961
6962     if (animated)
6963         [UIView beginAnimations:nil context:NULL];
6964
6965     CGRect viewframe = [transition frame];
6966     viewframe.origin.y += barframe.size.height;
6967     viewframe.size.height -= barframe.size.height;
6968     [transition setFrame:viewframe];
6969
6970     if (animated)
6971         [UIView commitAnimations];
6972
6973     // Ensure bar has the proper width for our view, it might have changed
6974     barframe.size.width = viewframe.size.width;
6975     [refreshbar_ setFrame:barframe];
6976 }
6977
6978 - (void) raiseBar:(BOOL)animated {
6979     if (!dropped_)
6980         return;
6981     dropped_ = false;
6982
6983     UIView *transition([self transitionView]);
6984     [refreshbar_ removeFromSuperview];
6985
6986     CGRect barframe([refreshbar_ frame]);
6987
6988     if (animated)
6989         [UIView beginAnimations:nil context:NULL];
6990
6991     CGRect viewframe = [transition frame];
6992     viewframe.origin.y -= barframe.size.height;
6993     viewframe.size.height += barframe.size.height;
6994     [transition setFrame:viewframe];
6995
6996     if (animated)
6997         [UIView commitAnimations];
6998 }
6999
7000 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
7001     bool dropped(dropped_);
7002
7003     if (dropped)
7004         [self raiseBar:NO];
7005
7006     [super didRotateFromInterfaceOrientation:fromInterfaceOrientation];
7007
7008     if (dropped)
7009         [self dropBar:NO];
7010 }
7011
7012 - (void) statusBarFrameChanged:(NSNotification *)notification {
7013     if (dropped_) {
7014         [self raiseBar:NO];
7015         [self dropBar:NO];
7016     }
7017 }
7018
7019 @end
7020 /* }}} */
7021
7022 /* Cydia Navigation Controller Implementation {{{ */
7023 @implementation UINavigationController (Cydia)
7024
7025 - (NSArray *) navigationURLCollection {
7026     NSMutableArray *stack([NSMutableArray array]);
7027
7028     for (CyteViewController *controller in [self viewControllers]) {
7029         NSString *url = [[controller navigationURL] absoluteString];
7030         if (url != nil)
7031             [stack addObject:url];
7032     }
7033
7034     return stack;
7035 }
7036
7037 - (void) reloadData {
7038     [super reloadData];
7039
7040     UIViewController *visible([self visibleViewController]);
7041     if (visible != nil)
7042         [visible reloadData];
7043
7044     // on the iPad, this view controller is ALSO visible. :(
7045     if (IsWildcat_)
7046         if (UIViewController *top = [self topViewController])
7047             if (top != visible)
7048                 [top reloadData];
7049 }
7050
7051 - (void) unloadData {
7052     for (CyteViewController *page in [self viewControllers])
7053         [page unloadData];
7054
7055     [super unloadData];
7056 }
7057
7058 @end
7059 /* }}} */
7060
7061 /* Cydia:// Protocol {{{ */
7062 @interface CydiaURLProtocol : NSURLProtocol {
7063 }
7064
7065 @end
7066
7067 @implementation CydiaURLProtocol
7068
7069 + (BOOL) canInitWithRequest:(NSURLRequest *)request {
7070     NSURL *url([request URL]);
7071     if (url == nil)
7072         return NO;
7073
7074     NSString *scheme([[url scheme] lowercaseString]);
7075     if (scheme != nil && [scheme isEqualToString:@"cydia"])
7076         return YES;
7077     if ([[url absoluteString] hasPrefix:@"about:cydia-"])
7078         return YES;
7079
7080     return NO;
7081 }
7082
7083 + (NSURLRequest *) canonicalRequestForRequest:(NSURLRequest *)request {
7084     return request;
7085 }
7086
7087 - (void) _returnPNGWithImage:(UIImage *)icon forRequest:(NSURLRequest *)request {
7088     id<NSURLProtocolClient> client([self client]);
7089     if (icon == nil)
7090         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorFileDoesNotExist userInfo:nil]];
7091     else {
7092         NSData *data(UIImagePNGRepresentation(icon));
7093
7094         NSURLResponse *response([[[NSURLResponse alloc] initWithURL:[request URL] MIMEType:@"image/png" expectedContentLength:-1 textEncodingName:nil] autorelease]);
7095         [client URLProtocol:self didReceiveResponse:response cacheStoragePolicy:NSURLCacheStorageNotAllowed];
7096         [client URLProtocol:self didLoadData:data];
7097         [client URLProtocolDidFinishLoading:self];
7098     }
7099 }
7100
7101 - (void) startLoading {
7102     id<NSURLProtocolClient> client([self client]);
7103     NSURLRequest *request([self request]);
7104
7105     NSURL *url([request URL]);
7106     NSString *href([url absoluteString]);
7107     NSString *scheme([[url scheme] lowercaseString]);
7108
7109     NSString *path;
7110
7111     if ([scheme isEqualToString:@"cydia"])
7112         path = [href substringFromIndex:8];
7113     else if ([scheme isEqualToString:@"about"])
7114         path = [href substringFromIndex:12];
7115     else _assert(false);
7116
7117     NSRange slash([path rangeOfString:@"/"]);
7118
7119     NSString *command;
7120     if (slash.location == NSNotFound) {
7121         command = path;
7122         path = nil;
7123     } else {
7124         command = [path substringToIndex:slash.location];
7125         path = [path substringFromIndex:(slash.location + 1)];
7126     }
7127
7128     Database *database([Database sharedInstance]);
7129
7130     if ([command isEqualToString:@"package-icon"]) {
7131         if (path == nil)
7132             goto fail;
7133         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7134         Package *package([database packageWithName:path]);
7135         if (package == nil)
7136             goto fail;
7137         [package parse];
7138         UIImage *icon([package icon]);
7139         [self _returnPNGWithImage:icon forRequest:request];
7140     } else if ([command isEqualToString:@"uikit-image"]) {
7141         if (path == nil)
7142             goto fail;
7143         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7144         UIImage *icon(_UIImageWithName(path));
7145         [self _returnPNGWithImage:icon forRequest:request];
7146     } else if ([command isEqualToString:@"section-icon"]) {
7147         if (path == nil)
7148             goto fail;
7149         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7150         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, [path stringByReplacingOccurrencesOfString:@" " withString:@"_"]]]);
7151         if (icon == nil)
7152             icon = [UIImage applicationImageNamed:@"unknown.png"];
7153         [self _returnPNGWithImage:icon forRequest:request];
7154     } else fail: {
7155         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorResourceUnavailable userInfo:nil]];
7156     }
7157 }
7158
7159 - (void) stopLoading {
7160 }
7161
7162 @end
7163 /* }}} */
7164
7165 /* Section Controller {{{ */
7166 @interface SectionController : FilteredPackageListController {
7167     _H<NSString> section_;
7168 }
7169
7170 - (id) initWithDatabase:(Database *)database section:(NSString *)section;
7171
7172 @end
7173
7174 @implementation SectionController
7175
7176 - (NSURL *) navigationURL {
7177     NSString *name = section_;
7178     if (name == nil)
7179         name = @"all";
7180
7181     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sections/%@", name]];
7182 }
7183
7184 - (id) initWithDatabase:(Database *)database section:(NSString *)name {
7185     NSString *title;
7186     if (name == nil)
7187         title = UCLocalize("ALL_PACKAGES");
7188     else if (![name isEqual:@""])
7189         title = [[NSBundle mainBundle] localizedStringForKey:Simplify(name) value:nil table:@"Sections"];
7190     else
7191         title = UCLocalize("NO_SECTION");
7192
7193     if ((self = [super initWithDatabase:database title:title filter:@selector(isVisibleInSection:) with:name]) != nil) {
7194         section_ = name;
7195     } return self;
7196 }
7197
7198 @end
7199 /* }}} */
7200 /* Sections Controller {{{ */
7201 @interface SectionsController : CyteViewController <
7202     UITableViewDataSource,
7203     UITableViewDelegate
7204 > {
7205     _transient Database *database_;
7206     _H<NSMutableArray> sections_;
7207     _H<NSMutableArray> filtered_;
7208     _H<UITableView, 2> list_;
7209 }
7210
7211 - (id) initWithDatabase:(Database *)database;
7212 - (void) editButtonClicked;
7213
7214 @end
7215
7216 @implementation SectionsController
7217
7218 - (NSURL *) navigationURL {
7219     return [NSURL URLWithString:@"cydia://sections"];
7220 }
7221
7222 - (void) updateNavigationItem {
7223     [[self navigationItem] setTitle:[self isEditing] ? UCLocalize("SECTION_VISIBILITY") : UCLocalize("SECTIONS")];
7224     if ([sections_ count] == 0) {
7225         [[self navigationItem] setRightBarButtonItem:nil];
7226     } else {
7227         [[self navigationItem] setRightBarButtonItem:[[UIBarButtonItem alloc]
7228             initWithBarButtonSystemItem:([self isEditing] ? UIBarButtonSystemItemDone : UIBarButtonSystemItemEdit)
7229             target:self
7230             action:@selector(editButtonClicked)
7231         ] animated:([[self navigationItem] rightBarButtonItem] != nil)];
7232     }
7233 }
7234
7235 - (void) setEditing:(BOOL)editing animated:(BOOL)animated {
7236     [super setEditing:editing animated:animated];
7237
7238     if (editing)
7239         [list_ reloadData];
7240     else
7241         [delegate_ updateData];
7242
7243     [self updateNavigationItem];
7244 }
7245
7246 - (void) viewDidAppear:(BOOL)animated {
7247     [super viewDidAppear:animated];
7248     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7249 }
7250
7251 - (void) viewWillDisappear:(BOOL)animated {
7252     [super viewWillDisappear:animated];
7253     if ([self isEditing]) [self setEditing:NO];
7254 }
7255
7256 - (Section *) sectionAtIndexPath:(NSIndexPath *)indexPath {
7257     Section *section = nil;
7258     int index = [indexPath row];
7259     if (![self isEditing]) {
7260         index -= 1;
7261         if (index >= 0)
7262             section = [filtered_ objectAtIndex:index];
7263     } else {
7264         section = [sections_ objectAtIndex:index];
7265     }
7266     return section;
7267 }
7268
7269 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7270     if ([self isEditing])
7271         return [sections_ count];
7272     else
7273         return [filtered_ count] + 1;
7274 }
7275
7276 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
7277     return 45.0f;
7278 }*/
7279
7280 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7281     static NSString *reuseIdentifier = @"SectionCell";
7282
7283     SectionCell *cell = (SectionCell *)[tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
7284     if (cell == nil)
7285         cell = [[[SectionCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
7286
7287     [cell setSection:[self sectionAtIndexPath:indexPath] editing:[self isEditing]];
7288
7289     return cell;
7290 }
7291
7292 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
7293     if ([self isEditing])
7294         return;
7295
7296     Section *section = [self sectionAtIndexPath:indexPath];
7297
7298     SectionController *controller = [[[SectionController alloc]
7299         initWithDatabase:database_
7300         section:[section name]
7301     ] autorelease];
7302     [controller setDelegate:delegate_];
7303
7304     [[self navigationController] pushViewController:controller animated:YES];
7305 }
7306
7307 - (void) loadView {
7308     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7309
7310     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds]] autorelease];
7311     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7312     [list_ setRowHeight:45.0f];
7313     [(UITableView *) list_ setDataSource:self];
7314     [list_ setDelegate:self];
7315     [[self view] addSubview:list_];
7316 }
7317
7318 - (void) viewDidLoad {
7319     [super viewDidLoad];
7320
7321     [[self navigationItem] setTitle:UCLocalize("SECTIONS")];
7322 }
7323
7324 - (void) releaseSubviews {
7325     list_ = nil;
7326
7327     sections_ = nil;
7328     filtered_ = nil;
7329
7330     [super releaseSubviews];
7331 }
7332
7333 - (id) initWithDatabase:(Database *)database {
7334     if ((self = [super init]) != nil) {
7335         database_ = database;
7336     } return self;
7337 }
7338
7339 - (void) reloadData {
7340     [super reloadData];
7341
7342     NSArray *packages = [database_ packages];
7343
7344     sections_ = [NSMutableArray arrayWithCapacity:16];
7345     filtered_ = [NSMutableArray arrayWithCapacity:16];
7346
7347     NSMutableDictionary *sections([NSMutableDictionary dictionaryWithCapacity:32]);
7348
7349     _trace();
7350     for (Package *package in packages) {
7351         NSString *name([package section]);
7352         NSString *key(name == nil ? @"" : name);
7353
7354         Section *section;
7355
7356         _profile(SectionsView$reloadData$Section)
7357             section = [sections objectForKey:key];
7358             if (section == nil) {
7359                 _profile(SectionsView$reloadData$Section$Allocate)
7360                     section = [[[Section alloc] initWithName:key localize:YES] autorelease];
7361                     [sections setObject:section forKey:key];
7362                 _end
7363             }
7364         _end
7365
7366         [section addToCount];
7367
7368         _profile(SectionsView$reloadData$Filter)
7369             if (![package valid] || ![package visible])
7370                 continue;
7371         _end
7372
7373         [section addToRow];
7374     }
7375     _trace();
7376
7377     [sections_ addObjectsFromArray:[sections allValues]];
7378
7379     [sections_ sortUsingSelector:@selector(compareByLocalized:)];
7380
7381     for (Section *section in (id) sections_) {
7382         size_t count([section row]);
7383         if (count == 0)
7384             continue;
7385
7386         section = [[[Section alloc] initWithName:[section name] localized:[section localized]] autorelease];
7387         [section setCount:count];
7388         [filtered_ addObject:section];
7389     }
7390
7391     [self updateNavigationItem];
7392     [list_ reloadData];
7393     _trace();
7394 }
7395
7396 - (void) editButtonClicked {
7397     [self setEditing:![self isEditing] animated:YES];
7398 }
7399
7400 @end
7401 /* }}} */
7402
7403 /* Changes Controller {{{ */
7404 @interface ChangesController : CyteViewController <
7405     UITableViewDataSource,
7406     UITableViewDelegate
7407 > {
7408     _transient Database *database_;
7409     unsigned era_;
7410     _H<NSArray> packages_;
7411     _H<NSMutableArray> sections_;
7412     _H<UITableView, 2> list_;
7413     unsigned upgrades_;
7414 }
7415
7416 - (id) initWithDatabase:(Database *)database;
7417
7418 @end
7419
7420 @implementation ChangesController
7421
7422 - (NSURL *) navigationURL {
7423     return [NSURL URLWithString:@"cydia://changes"];
7424 }
7425
7426 - (void) viewDidAppear:(BOOL)animated {
7427     [super viewDidAppear:animated];
7428     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7429 }
7430
7431 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
7432     NSInteger count([sections_ count]);
7433     return count == 0 ? 1 : count;
7434 }
7435
7436 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
7437     if ([sections_ count] == 0)
7438         return nil;
7439     return [[sections_ objectAtIndex:section] name];
7440 }
7441
7442 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
7443     if ([sections_ count] == 0)
7444         return 0;
7445     return [[sections_ objectAtIndex:section] count];
7446 }
7447
7448 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
7449 @synchronized (database_) {
7450     if ([database_ era] != era_)
7451         return nil;
7452
7453     NSUInteger sectionIndex([path section]);
7454     if (sectionIndex >= [sections_ count])
7455         return nil;
7456     Section *section([sections_ objectAtIndex:sectionIndex]);
7457     NSInteger row([path row]);
7458     return [[[packages_ objectAtIndex:([section row] + row)] retain] autorelease];
7459 } }
7460
7461 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
7462     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
7463     if (cell == nil)
7464         cell = [[[PackageCell alloc] init] autorelease];
7465
7466     Package *package([database_ packageWithName:[[self packageAtIndexPath:path] id]]);
7467     [cell setPackage:package asSummary:false];
7468     return cell;
7469 }
7470
7471 - (NSIndexPath *) tableView:(UITableView *)table willSelectRowAtIndexPath:(NSIndexPath *)path {
7472     Package *package([self packageAtIndexPath:path]);
7473     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id]] autorelease]);
7474     [view setDelegate:delegate_];
7475     [[self navigationController] pushViewController:view animated:YES];
7476     return path;
7477 }
7478
7479 - (void) refreshButtonClicked {
7480     [delegate_ beginUpdate];
7481     [[self navigationItem] setLeftBarButtonItem:nil animated:YES];
7482 }
7483
7484 - (void) upgradeButtonClicked {
7485     [delegate_ distUpgrade];
7486     [[self navigationItem] setRightBarButtonItem:nil animated:YES];
7487 }
7488
7489 - (void) loadView {
7490     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7491
7492     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain] autorelease];
7493     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7494     [list_ setRowHeight:73];
7495     [(UITableView *) list_ setDataSource:self];
7496     [list_ setDelegate:self];
7497     [[self view] addSubview:list_];
7498 }
7499
7500 - (void) viewDidLoad {
7501     [super viewDidLoad];
7502
7503     [[self navigationItem] setTitle:UCLocalize("CHANGES")];
7504 }
7505
7506 - (void) releaseSubviews {
7507     list_ = nil;
7508
7509     packages_ = nil;
7510     sections_ = nil;
7511
7512     [super releaseSubviews];
7513 }
7514
7515 - (id) initWithDatabase:(Database *)database {
7516     if ((self = [super init]) != nil) {
7517         database_ = database;
7518     } return self;
7519 }
7520
7521 - (NSMutableArray *) _reloadPackages {
7522 @synchronized (database_) {
7523     era_ = [database_ era];
7524     NSArray *packages([database_ packages]);
7525
7526     NSMutableArray *filtered([NSMutableArray arrayWithCapacity:[packages count]]);
7527
7528     _trace();
7529     _profile(ChangesController$_reloadPackages$Filter)
7530         for (Package *package in packages)
7531             if ([package upgradableAndEssential:YES] || [package visible])
7532                 CFArrayAppendValue((CFMutableArrayRef) filtered, package);
7533     _end
7534     _trace();
7535     _profile(ChangesController$_reloadPackages$radixSort)
7536         [filtered radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackageChangesRadix) withContext:NULL];
7537     _end
7538     _trace();
7539
7540     return filtered;
7541 } }
7542
7543 - (void) _reloadData {
7544     NSArray *packages;
7545
7546   reload:
7547     if (true) {
7548         UIProgressHUD *hud([delegate_ addProgressHUD]);
7549         [hud setText:UCLocalize("LOADING")];
7550         //NSLog(@"HUD:%@::%@", delegate_, hud);
7551         packages = [self yieldToSelector:@selector(_reloadPackages)];
7552         [delegate_ removeProgressHUD:hud];
7553     } else {
7554         packages = [self _reloadPackages];
7555     }
7556
7557 @synchronized (database_) {
7558     if (era_ != [database_ era])
7559         goto reload;
7560
7561     packages_ = packages;
7562     sections_ = [NSMutableArray arrayWithCapacity:16];
7563
7564     Section *upgradable = [[[Section alloc] initWithName:UCLocalize("AVAILABLE_UPGRADES") localize:NO] autorelease];
7565     Section *ignored = nil;
7566     Section *section = nil;
7567     time_t last = 0;
7568
7569     upgrades_ = 0;
7570     bool unseens = false;
7571
7572     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle));
7573
7574     for (size_t offset = 0, count = [packages_ count]; offset != count; ++offset) {
7575         Package *package = [packages_ objectAtIndex:offset];
7576
7577         BOOL uae = [package upgradableAndEssential:YES];
7578
7579         if (!uae) {
7580             unseens = true;
7581             time_t seen([package seen]);
7582
7583             if (section == nil || last != seen) {
7584                 last = seen;
7585
7586                 NSString *name;
7587                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:seen]);
7588                 [name autorelease];
7589
7590                 _profile(ChangesController$reloadData$Allocate)
7591                     name = [NSString stringWithFormat:UCLocalize("NEW_AT"), name];
7592                     section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
7593                     [sections_ addObject:section];
7594                 _end
7595             }
7596
7597             [section addToCount];
7598         } else if ([package ignored]) {
7599             if (ignored == nil) {
7600                 ignored = [[[Section alloc] initWithName:UCLocalize("IGNORED_UPGRADES") row:offset localize:NO] autorelease];
7601             }
7602             [ignored addToCount];
7603         } else {
7604             ++upgrades_;
7605             [upgradable addToCount];
7606         }
7607     }
7608     _trace();
7609
7610     CFRelease(formatter);
7611
7612     if (unseens) {
7613         Section *last = [sections_ lastObject];
7614         size_t count = [last count];
7615         [packages_ removeObjectsInRange:NSMakeRange([packages_ count] - count, count)];
7616         [sections_ removeLastObject];
7617     }
7618
7619     if ([ignored count] != 0)
7620         [sections_ insertObject:ignored atIndex:0];
7621     if (upgrades_ != 0)
7622         [sections_ insertObject:upgradable atIndex:0];
7623
7624     [list_ reloadData];
7625
7626     [[self navigationItem] setRightBarButtonItem:(upgrades_ == 0 ? nil : [[[UIBarButtonItem alloc]
7627         initWithTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("UPGRADE"), [NSString stringWithFormat:@"%u", upgrades_]]
7628         style:UIBarButtonItemStylePlain
7629         target:self
7630         action:@selector(upgradeButtonClicked)
7631     ] autorelease]) animated:YES];
7632
7633     [[self navigationItem] setLeftBarButtonItem:([delegate_ updating] ? nil : [[[UIBarButtonItem alloc]
7634         initWithTitle:UCLocalize("REFRESH")
7635         style:UIBarButtonItemStylePlain
7636         target:self
7637         action:@selector(refreshButtonClicked)
7638     ] autorelease]) animated:YES];
7639
7640     PrintTimes();
7641 } }
7642
7643 - (void) reloadData {
7644     [super reloadData];
7645     [self performSelector:@selector(_reloadData) withObject:nil afterDelay:0];
7646 }
7647
7648 @end
7649 /* }}} */
7650 /* Search Controller {{{ */
7651 @interface SearchController : FilteredPackageListController <
7652     UISearchBarDelegate
7653 > {
7654     _H<UISearchBar, 1> search_;
7655     BOOL searchloaded_;
7656 }
7657
7658 - (id) initWithDatabase:(Database *)database query:(NSString *)query;
7659 - (void) reloadData;
7660
7661 @end
7662
7663 @implementation SearchController
7664
7665 - (NSURL *) navigationURL {
7666     if ([search_ text] == nil || [[search_ text] isEqualToString:@""])
7667         return [NSURL URLWithString:@"cydia://search"];
7668     else
7669         return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://search/%@", [search_ text]]];
7670 }
7671
7672 - (void) useSearch {
7673     [self setObject:[[search_ text] componentsSeparatedByString:@" "] forFilter:@selector(isUnfilteredAndSearchedForBy:)];
7674     [self clearData];
7675     [self reloadData];
7676 }
7677
7678 - (void) viewWillAppear:(BOOL)animated {
7679     [super viewWillAppear:animated];
7680
7681     if ([self filter] == @selector(isUnfilteredAndSelectedForBy:))
7682         [self useSearch];
7683 }
7684
7685 - (void) searchBarTextDidBeginEditing:(UISearchBar *)searchBar {
7686     [self setObject:[search_ text] forFilter:@selector(isUnfilteredAndSelectedForBy:)];
7687     [self clearData];
7688     [self reloadData];
7689 }
7690
7691 - (void) searchBarButtonClicked:(UISearchBar *)searchBar {
7692     [search_ resignFirstResponder];
7693     [self useSearch];
7694 }
7695
7696 - (void) searchBarCancelButtonClicked:(UISearchBar *)searchBar {
7697     [search_ setText:@""];
7698     [self searchBarButtonClicked:searchBar];
7699 }
7700
7701 - (void) searchBarSearchButtonClicked:(UISearchBar *)searchBar {
7702     [self searchBarButtonClicked:searchBar];
7703 }
7704
7705 - (void) searchBar:(UISearchBar *)searchBar textDidChange:(NSString *)text {
7706     [self setObject:text forFilter:@selector(isUnfilteredAndSelectedForBy:)];
7707     [self reloadData];
7708 }
7709
7710 - (bool) shouldYield {
7711     return YES;
7712 }
7713
7714 - (bool) shouldBlock {
7715     return [self filter] == @selector(isUnfilteredAndSearchedForBy:);
7716 }
7717
7718 - (bool) isSummarized {
7719     return [self filter] == @selector(isUnfilteredAndSelectedForBy:);
7720 }
7721
7722 - (bool) showsSections {
7723     return false;
7724 }
7725
7726 - (NSMutableArray *) _reloadPackages {
7727     NSMutableArray *packages([super _reloadPackages]);
7728     if ([self filter] == @selector(isUnfilteredAndSearchedForBy:))
7729         [packages radixSortUsingSelector:@selector(rank)];
7730     return packages;
7731 }
7732
7733 - (id) initWithDatabase:(Database *)database query:(NSString *)query {
7734     if ((self = [super initWithDatabase:database title:UCLocalize("SEARCH") filter:@selector(isUnfilteredAndSearchedForBy:) with:[query componentsSeparatedByString:@" "]])) {
7735         search_ = [[[UISearchBar alloc] init] autorelease];
7736         [search_ setDelegate:self];
7737
7738         if (query != nil)
7739             [search_ setText:query];
7740     } return self;
7741 }
7742
7743 - (void) viewDidAppear:(BOOL)animated {
7744     [super viewDidAppear:animated];
7745
7746     if (!searchloaded_) {
7747         searchloaded_ = YES;
7748         [search_ setFrame:CGRectMake(0, 0, [[self view] bounds].size.width, 44.0f)];
7749         [search_ layoutSubviews];
7750         [search_ setPlaceholder:UCLocalize("SEARCH_EX")];
7751
7752         UITextField *textField;
7753         if ([search_ respondsToSelector:@selector(searchField)])
7754             textField = [search_ searchField];
7755         else
7756             textField = MSHookIvar<UITextField *>(search_, "_searchField");
7757
7758         [textField setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
7759         [textField setEnablesReturnKeyAutomatically:NO];
7760         [[self navigationItem] setTitleView:textField];
7761     }
7762 }
7763
7764 - (void) reloadData {
7765     id object([search_ text]);
7766     if ([self filter] == @selector(isUnfilteredAndSearchedForBy:))
7767         object = [object componentsSeparatedByString:@" "];
7768
7769     [self setObject:object];
7770     [self resetCursor];
7771
7772     [super reloadData];
7773 }
7774
7775 - (void) didSelectPackage:(Package *)package {
7776     [search_ resignFirstResponder];
7777     [super didSelectPackage:package];
7778 }
7779
7780 @end
7781 /* }}} */
7782 /* Package Settings Controller {{{ */
7783 @interface PackageSettingsController : CyteViewController <
7784     UITableViewDataSource,
7785     UITableViewDelegate
7786 > {
7787     _transient Database *database_;
7788     _H<NSString> name_;
7789     _H<Package> package_;
7790     _H<UITableView, 2> table_;
7791     _H<UISwitch> subscribedSwitch_;
7792     _H<UISwitch> ignoredSwitch_;
7793     _H<UITableViewCell> subscribedCell_;
7794     _H<UITableViewCell> ignoredCell_;
7795 }
7796
7797 - (id) initWithDatabase:(Database *)database package:(NSString *)package;
7798
7799 @end
7800
7801 @implementation PackageSettingsController
7802
7803 - (NSURL *) navigationURL {
7804     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/settings", (id) name_]];
7805 }
7806
7807 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
7808     if (package_ == nil)
7809         return 0;
7810
7811     if ([package_ installed] == nil)
7812         return 1;
7813     else
7814         return 2;
7815 }
7816
7817 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7818     if (package_ == nil)
7819         return 0;
7820
7821     // both sections contain just one item right now.
7822     return 1;
7823 }
7824
7825 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
7826     return nil;
7827 }
7828
7829 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
7830     if (section == 0)
7831         return UCLocalize("SHOW_ALL_CHANGES_EX");
7832     else
7833         return UCLocalize("IGNORE_UPGRADES_EX");
7834 }
7835
7836 - (void) onSubscribed:(id)control {
7837     bool value([control isOn]);
7838     if (package_ == nil)
7839         return;
7840     if ([package_ setSubscribed:value])
7841         [delegate_ updateData];
7842 }
7843
7844 - (void) _updateIgnored {
7845     const char *package([name_ UTF8String]);
7846     bool on([ignoredSwitch_ isOn]);
7847
7848     pid_t pid(ExecFork());
7849     if (pid == 0) {
7850         FILE *dpkg(popen("dpkg --set-selections", "w"));
7851         fwrite(package, strlen(package), 1, dpkg);
7852
7853         if (on)
7854             fwrite(" hold\n", 6, 1, dpkg);
7855         else
7856             fwrite(" install\n", 9, 1, dpkg);
7857
7858         pclose(dpkg);
7859
7860         exit(0);
7861         _assert(false);
7862     }
7863
7864     ReapZombie(pid);
7865 }
7866
7867 - (void) onIgnored:(id)control {
7868     NSInvocation *invocation([NSInvocation invocationWithMethodSignature:[self methodSignatureForSelector:@selector(_updateIgnored)]]);
7869     [invocation setTarget:self];
7870     [invocation setSelector:@selector(_updateIgnored)];
7871
7872     [delegate_ reloadDataWithInvocation:invocation];
7873 }
7874
7875 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7876     if (package_ == nil)
7877         return nil;
7878
7879     switch ([indexPath section]) {
7880         case 0: return subscribedCell_;
7881         case 1: return ignoredCell_;
7882
7883         _nodefault
7884     }
7885
7886     return nil;
7887 }
7888
7889 - (void) loadView {
7890     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7891
7892     table_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped] autorelease];
7893     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7894     [(UITableView *) table_ setDataSource:self];
7895     [table_ setDelegate:self];
7896     [[self view] addSubview:table_];
7897
7898     subscribedSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
7899     [subscribedSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7900     [subscribedSwitch_ addTarget:self action:@selector(onSubscribed:) forEvents:UIControlEventValueChanged];
7901
7902     ignoredSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
7903     [ignoredSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7904     [ignoredSwitch_ addTarget:self action:@selector(onIgnored:) forEvents:UIControlEventValueChanged];
7905
7906     subscribedCell_ = [[[UITableViewCell alloc] init] autorelease];
7907     [subscribedCell_ setText:UCLocalize("SHOW_ALL_CHANGES")];
7908     [subscribedCell_ setAccessoryView:subscribedSwitch_];
7909     [subscribedCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7910
7911     ignoredCell_ = [[[UITableViewCell alloc] init] autorelease];
7912     [ignoredCell_ setText:UCLocalize("IGNORE_UPGRADES")];
7913     [ignoredCell_ setAccessoryView:ignoredSwitch_];
7914     [ignoredCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7915 }
7916
7917 - (void) viewDidLoad {
7918     [super viewDidLoad];
7919
7920     [[self navigationItem] setTitle:UCLocalize("SETTINGS")];
7921 }
7922
7923 - (void) releaseSubviews {
7924     ignoredCell_ = nil;
7925     subscribedCell_ = nil;
7926     table_ = nil;
7927     ignoredSwitch_ = nil;
7928     subscribedSwitch_ = nil;
7929
7930     [super releaseSubviews];
7931 }
7932
7933 - (id) initWithDatabase:(Database *)database package:(NSString *)package {
7934     if ((self = [super init]) != nil) {
7935         database_ = database;
7936         name_ = package;
7937     } return self;
7938 }
7939
7940 - (void) reloadData {
7941     [super reloadData];
7942
7943     package_ = [database_ packageWithName:name_];
7944
7945     if (package_ != nil) {
7946         [subscribedSwitch_ setOn:([package_ subscribed] ? 1 : 0) animated:NO];
7947         [ignoredSwitch_ setOn:([package_ ignored] ? 1 : 0) animated:NO];
7948     } // XXX: what now, G?
7949
7950     [table_ reloadData];
7951 }
7952
7953 @end
7954 /* }}} */
7955
7956 /* Installed Controller {{{ */
7957 @interface InstalledController : FilteredPackageListController {
7958     BOOL expert_;
7959 }
7960
7961 - (id) initWithDatabase:(Database *)database;
7962
7963 - (void) updateRoleButton;
7964 - (void) queueStatusDidChange;
7965
7966 @end
7967
7968 @implementation InstalledController
7969
7970 - (NSURL *) navigationURL {
7971     return [NSURL URLWithString:@"cydia://installed"];
7972 }
7973
7974 - (id) initWithDatabase:(Database *)database {
7975     if ((self = [super initWithDatabase:database title:UCLocalize("INSTALLED") filter:@selector(isInstalledAndUnfiltered:) with:[NSNumber numberWithBool:YES]]) != nil) {
7976         [self updateRoleButton];
7977         [self queueStatusDidChange];
7978     } return self;
7979 }
7980
7981 #if !AlwaysReload
7982 - (void) queueButtonClicked {
7983     [delegate_ queue];
7984 }
7985 #endif
7986
7987 - (void) queueStatusDidChange {
7988 #if !AlwaysReload
7989     if (IsWildcat_) {
7990         if (Queuing_) {
7991             [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7992                 initWithTitle:UCLocalize("QUEUE")
7993                 style:UIBarButtonItemStyleDone
7994                 target:self
7995                 action:@selector(queueButtonClicked)
7996             ] autorelease]];
7997         } else {
7998             [[self navigationItem] setLeftBarButtonItem:nil];
7999         }
8000     }
8001 #endif
8002 }
8003
8004 - (void) updateRoleButton {
8005     if (Role_ != nil && ![Role_ isEqualToString:@"Developer"])
8006         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8007             initWithTitle:(expert_ ? UCLocalize("EXPERT") : UCLocalize("SIMPLE"))
8008             style:(expert_ ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8009             target:self
8010             action:@selector(roleButtonClicked)
8011         ] autorelease]];
8012 }
8013
8014 - (void) roleButtonClicked {
8015     [self setObject:[NSNumber numberWithBool:expert_]];
8016     [self reloadData];
8017     expert_ = !expert_;
8018
8019     [self updateRoleButton];
8020 }
8021
8022 @end
8023 /* }}} */
8024
8025 /* Source Cell {{{ */
8026 @interface SourceCell : CyteTableViewCell <
8027     CyteTableViewCellDelegate
8028 > {
8029     _H<NSURL> url_;
8030     _H<UIImage> icon_;
8031     _H<NSString> origin_;
8032     _H<NSString> label_;
8033 }
8034
8035 - (void) setSource:(Source *)source;
8036
8037 @end
8038
8039 @implementation SourceCell
8040
8041 - (void) _setImage:(NSArray *)data {
8042     if ([url_ isEqual:[data objectAtIndex:0]]) {
8043         icon_ = [data objectAtIndex:1];
8044         [content_ setNeedsDisplay];
8045     }
8046 }
8047
8048 - (void) _setSource:(NSURL *) url {
8049     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
8050
8051     if (NSData *data = [NSURLConnection
8052         sendSynchronousRequest:[NSURLRequest
8053             requestWithURL:url
8054             //cachePolicy:NSURLRequestUseProtocolCachePolicy
8055             //timeoutInterval:5
8056         ]
8057
8058         returningResponse:NULL
8059         error:NULL
8060     ])
8061         if (UIImage *image = [UIImage imageWithData:data])
8062             [self performSelectorOnMainThread:@selector(_setImage:) withObject:[NSArray arrayWithObjects:url, image, nil] waitUntilDone:NO];
8063
8064     [pool release];
8065 }
8066
8067 - (void) setSource:(Source *)source {
8068     icon_ = [UIImage applicationImageNamed:@"unknown.png"];
8069
8070     origin_ = [source name];
8071     label_ = [source rooturi];
8072
8073     [content_ setNeedsDisplay];
8074
8075     url_ = [source iconURL];
8076     [NSThread detachNewThreadSelector:@selector(_setSource:) toTarget:self withObject:url_];
8077 }
8078
8079 - (SourceCell *) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
8080     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
8081         UIView *content([self contentView]);
8082         CGRect bounds([content bounds]);
8083
8084         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
8085         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8086         [content_ setBackgroundColor:[UIColor whiteColor]];
8087         [content addSubview:content_];
8088
8089         [content_ setDelegate:self];
8090         [content_ setOpaque:YES];
8091
8092         [[content_ layer] setContentsGravity:kCAGravityTopLeft];
8093     } return self;
8094 }
8095
8096 - (NSString *) accessibilityLabel {
8097     return label_;
8098 }
8099
8100 - (void) drawContentRect:(CGRect)rect {
8101     bool highlighted(highlighted_);
8102     float width(rect.size.width);
8103
8104     if (icon_ != nil) {
8105         CGRect rect;
8106         rect.size = [(UIImage *) icon_ size];
8107
8108         while (rect.size.width > 32 || rect.size.height > 32) {
8109             rect.size.width /= 2;
8110             rect.size.height /= 2;
8111         }
8112
8113         rect.origin.x = 25 - rect.size.width / 2;
8114         rect.origin.y = 25 - rect.size.height / 2;
8115
8116         [icon_ drawInRect:rect];
8117     }
8118
8119     if (highlighted)
8120         UISetColor(White_);
8121
8122     if (!highlighted)
8123         UISetColor(Black_);
8124     [origin_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - 65) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
8125
8126     if (!highlighted)
8127         UISetColor(Gray_);
8128     [label_ drawAtPoint:CGPointMake(48, 29) forWidth:(width - 65) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
8129 }
8130
8131 @end
8132 /* }}} */
8133 /* Source Controller {{{ */
8134 @interface SourceController : FilteredPackageListController {
8135     _transient Source *source_;
8136     _H<NSString> key_;
8137 }
8138
8139 - (id) initWithDatabase:(Database *)database source:(Source *)source;
8140
8141 @end
8142
8143 @implementation SourceController
8144
8145 - (NSURL *) navigationURL {
8146     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sources/%@", [key_ stringByAddingPercentEscapesIncludingReserved]]];
8147 }
8148
8149 - (id) initWithDatabase:(Database *)database source:(Source *)source {
8150     if ((self = [super initWithDatabase:database title:[source label] filter:@selector(isVisibleInSource:) with:source]) != nil) {
8151         source_ = source;
8152         key_ = [source key];
8153     } return self;
8154 }
8155
8156 - (void) reloadData {
8157     source_ = [database_ sourceWithKey:key_];
8158     key_ = [source_ key];
8159     [self setObject:source_];
8160
8161     [[self navigationItem] setTitle:[source_ label]];
8162
8163     [super reloadData];
8164 }
8165
8166 @end
8167 /* }}} */
8168 /* Sources Controller {{{ */
8169 @interface SourcesController : CyteViewController <
8170     UITableViewDataSource,
8171     UITableViewDelegate
8172 > {
8173     _transient Database *database_;
8174     unsigned era_;
8175
8176     _H<UITableView, 2> list_;
8177     _H<NSMutableArray> sources_;
8178     int offset_;
8179
8180     _H<NSString> href_;
8181     _H<UIProgressHUD> hud_;
8182     _H<NSError> error_;
8183
8184     //NSURLConnection *installer_;
8185     NSURLConnection *trivial_;
8186     NSURLConnection *trivial_bz2_;
8187     NSURLConnection *trivial_gz_;
8188     //NSURLConnection *automatic_;
8189
8190     BOOL cydia_;
8191 }
8192
8193 - (id) initWithDatabase:(Database *)database;
8194 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated;
8195
8196 @end
8197
8198 @implementation SourcesController
8199
8200 - (void) _releaseConnection:(NSURLConnection *)connection {
8201     if (connection != nil) {
8202         [connection cancel];
8203         //[connection setDelegate:nil];
8204         [connection release];
8205     }
8206 }
8207
8208 - (void) dealloc {
8209     //[self _releaseConnection:installer_];
8210     [self _releaseConnection:trivial_];
8211     [self _releaseConnection:trivial_gz_];
8212     [self _releaseConnection:trivial_bz2_];
8213     //[self _releaseConnection:automatic_];
8214
8215     [super dealloc];
8216 }
8217
8218 - (NSURL *) navigationURL {
8219     return [NSURL URLWithString:@"cydia://sources"];
8220 }
8221
8222 - (void) viewDidAppear:(BOOL)animated {
8223     [super viewDidAppear:animated];
8224     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
8225 }
8226
8227 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8228     return 1;
8229 }
8230
8231 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
8232     return nil;
8233 }
8234
8235 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8236     return [sources_ count];
8237 }
8238
8239 - (Source *) sourceAtIndexPath:(NSIndexPath *)indexPath {
8240 @synchronized (database_) {
8241     if ([database_ era] != era_)
8242         return nil;
8243
8244     return [sources_ objectAtIndex:[indexPath row]];
8245 } }
8246
8247 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8248     static NSString *cellIdentifier = @"SourceCell";
8249
8250     SourceCell *cell = (SourceCell *) [tableView dequeueReusableCellWithIdentifier:cellIdentifier];
8251     if(cell == nil) cell = [[[SourceCell alloc] initWithFrame:CGRectZero reuseIdentifier:cellIdentifier] autorelease];
8252     [cell setSource:[self sourceAtIndexPath:indexPath]];
8253     [cell setAccessoryType:UITableViewCellAccessoryDisclosureIndicator];
8254
8255     return cell;
8256 }
8257
8258 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
8259     Source *source = [self sourceAtIndexPath:indexPath];
8260
8261     SourceController *controller = [[[SourceController alloc]
8262         initWithDatabase:database_
8263         source:source
8264     ] autorelease];
8265
8266     [controller setDelegate:delegate_];
8267
8268     [[self navigationController] pushViewController:controller animated:YES];
8269 }
8270
8271 - (BOOL) tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath {
8272     Source *source = [self sourceAtIndexPath:indexPath];
8273     return [source record] != nil;
8274 }
8275
8276 - (void) tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath {
8277     if (editingStyle ==  UITableViewCellEditingStyleDelete) {
8278         Source *source = [self sourceAtIndexPath:indexPath];
8279         [Sources_ removeObjectForKey:[source key]];
8280         [delegate_ syncData];
8281     }
8282 }
8283
8284 - (void) complete {
8285     [delegate_ addTrivialSource:href_];
8286     href_ = nil;
8287
8288     [delegate_ syncData];
8289 }
8290
8291 - (NSString *) getWarning {
8292     NSString *href(href_);
8293     NSRange colon([href rangeOfString:@"://"]);
8294     if (colon.location != NSNotFound)
8295         href = [href substringFromIndex:(colon.location + 3)];
8296     href = [href stringByAddingPercentEscapes];
8297     href = [CydiaURL(@"api/repotag/") stringByAppendingString:href];
8298
8299     NSURL *url([NSURL URLWithString:href]);
8300
8301     NSStringEncoding encoding;
8302     NSError *error(nil);
8303
8304     if (NSString *warning = [NSString stringWithContentsOfURL:url usedEncoding:&encoding error:&error])
8305         return [warning length] == 0 ? nil : warning;
8306     return nil;
8307 }
8308
8309 - (void) _endConnection:(NSURLConnection *)connection {
8310     // XXX: the memory management in this method is horribly awkward
8311
8312     NSURLConnection **field = NULL;
8313     if (connection == trivial_)
8314         field = &trivial_;
8315     else if (connection == trivial_bz2_)
8316         field = &trivial_bz2_;
8317     else if (connection == trivial_gz_)
8318         field = &trivial_gz_;
8319     _assert(field != NULL);
8320     [connection release];
8321     *field = nil;
8322
8323     if (
8324         trivial_ == nil &&
8325         trivial_bz2_ == nil &&
8326         trivial_gz_ == nil
8327     ) {
8328         NSString *warning(cydia_ ? [self yieldToSelector:@selector(getWarning)] : nil);
8329
8330         [delegate_ releaseNetworkActivityIndicator];
8331
8332         [delegate_ removeProgressHUD:hud_];
8333         hud_ = nil;
8334
8335         if (cydia_) {
8336             if (warning != nil) {
8337                 UIAlertView *alert = [[[UIAlertView alloc]
8338                     initWithTitle:UCLocalize("SOURCE_WARNING")
8339                     message:warning
8340                     delegate:self
8341                     cancelButtonTitle:UCLocalize("CANCEL")
8342                     otherButtonTitles:
8343                         UCLocalize("ADD_ANYWAY"),
8344                     nil
8345                 ] autorelease];
8346
8347                 [alert setContext:@"warning"];
8348                 [alert setNumberOfRows:1];
8349                 [alert show];
8350
8351                 // XXX: there used to be this great mechanism called yieldToPopup... who deleted it?
8352                 error_ = nil;
8353                 return;
8354             }
8355
8356             [self complete];
8357         } else if (error_ != nil) {
8358             UIAlertView *alert = [[[UIAlertView alloc]
8359                 initWithTitle:UCLocalize("VERIFICATION_ERROR")
8360                 message:[error_ localizedDescription]
8361                 delegate:self
8362                 cancelButtonTitle:UCLocalize("OK")
8363                 otherButtonTitles:nil
8364             ] autorelease];
8365
8366             [alert setContext:@"urlerror"];
8367             [alert show];
8368
8369             href_ = nil;
8370         } else {
8371             UIAlertView *alert = [[[UIAlertView alloc]
8372                 initWithTitle:UCLocalize("NOT_REPOSITORY")
8373                 message:UCLocalize("NOT_REPOSITORY_EX")
8374                 delegate:self
8375                 cancelButtonTitle:UCLocalize("OK")
8376                 otherButtonTitles:nil
8377             ] autorelease];
8378
8379             [alert setContext:@"trivial"];
8380             [alert show];
8381
8382             href_ = nil;
8383         }
8384
8385         error_ = nil;
8386     }
8387 }
8388
8389 - (void) connection:(NSURLConnection *)connection didReceiveResponse:(NSHTTPURLResponse *)response {
8390     switch ([response statusCode]) {
8391         case 200:
8392             cydia_ = YES;
8393     }
8394 }
8395
8396 - (void) connection:(NSURLConnection *)connection didFailWithError:(NSError *)error {
8397     lprintf("connection:\"%s\" didFailWithError:\"%s\"", [href_ UTF8String], [[error localizedDescription] UTF8String]);
8398     error_ = error;
8399     [self _endConnection:connection];
8400 }
8401
8402 - (void) connectionDidFinishLoading:(NSURLConnection *)connection {
8403     [self _endConnection:connection];
8404 }
8405
8406 - (NSURLConnection *) _requestHRef:(NSString *)href method:(NSString *)method {
8407     NSURL *url([NSURL URLWithString:href]);
8408
8409     NSMutableURLRequest *request = [NSMutableURLRequest
8410         requestWithURL:url
8411         cachePolicy:NSURLRequestUseProtocolCachePolicy
8412         timeoutInterval:120.0
8413     ];
8414
8415     [request setHTTPMethod:method];
8416
8417     if (Machine_ != NULL)
8418         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
8419
8420     if ([url isCydiaSecure]) {
8421         if (UniqueID_ != nil) {
8422             [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
8423             [request setValue:UniqueID_ forHTTPHeaderField:@"X-Cydia-Id"];
8424         }
8425     }
8426
8427     return [[[NSURLConnection alloc] initWithRequest:request delegate:self] autorelease];
8428 }
8429
8430 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
8431     NSString *context([alert context]);
8432
8433     if ([context isEqualToString:@"source"]) {
8434         switch (button) {
8435             case 1: {
8436                 NSString *href = [[alert textField] text];
8437
8438                 //installer_ = [[self _requestHRef:href method:@"GET"] retain];
8439
8440                 if (![href hasSuffix:@"/"])
8441                     href_ = [href stringByAppendingString:@"/"];
8442                 else
8443                     href_ = href;
8444
8445                 trivial_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages"] method:@"HEAD"] retain];
8446                 trivial_bz2_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.bz2"] method:@"HEAD"] retain];
8447                 trivial_gz_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.gz"] method:@"HEAD"] retain];
8448                 //trivial_bz2_ = [[self _requestHRef:[href stringByAppendingString:@"dists/Release"] method:@"HEAD"] retain];
8449
8450                 cydia_ = false;
8451
8452                 // XXX: this is stupid
8453                 hud_ = [delegate_ addProgressHUD];
8454                 [hud_ setText:UCLocalize("VERIFYING_URL")];
8455                 [delegate_ retainNetworkActivityIndicator];
8456             } break;
8457
8458             case 0:
8459             break;
8460
8461             _nodefault
8462         }
8463
8464         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8465     } else if ([context isEqualToString:@"trivial"])
8466         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8467     else if ([context isEqualToString:@"urlerror"])
8468         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8469     else if ([context isEqualToString:@"warning"]) {
8470         switch (button) {
8471             case 1:
8472                 [self performSelector:@selector(complete) withObject:nil afterDelay:0];
8473             break;
8474
8475             case 0:
8476             break;
8477
8478             _nodefault
8479         }
8480
8481         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8482     }
8483 }
8484
8485 - (void) loadView {
8486     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8487
8488     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain] autorelease];
8489     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8490     [list_ setRowHeight:53];
8491     [(UITableView *) list_ setDataSource:self];
8492     [list_ setDelegate:self];
8493     [[self view] addSubview:list_];
8494 }
8495
8496 - (void) viewDidLoad {
8497     [super viewDidLoad];
8498
8499     [[self navigationItem] setTitle:UCLocalize("SOURCES")];
8500     [self updateButtonsForEditingStatus:NO animated:NO];
8501 }
8502
8503 - (void) releaseSubviews {
8504     list_ = nil;
8505
8506     sources_ = nil;
8507
8508     [super releaseSubviews];
8509 }
8510
8511 - (id) initWithDatabase:(Database *)database {
8512     if ((self = [super init]) != nil) {
8513         database_ = database;
8514     } return self;
8515 }
8516
8517 - (void) reloadData {
8518     [super reloadData];
8519
8520 @synchronized (database_) {
8521     era_ = [database_ era];
8522
8523     pkgSourceList list;
8524     if ([database_ popErrorWithTitle:UCLocalize("SOURCES") forOperation:list.ReadMainList()])
8525         return;
8526
8527     sources_ = [NSMutableArray arrayWithCapacity:16];
8528     [sources_ addObjectsFromArray:[database_ sources]];
8529     _trace();
8530     [sources_ sortUsingSelector:@selector(compareByName:)];
8531     _trace();
8532
8533     int count([sources_ count]);
8534     offset_ = 0;
8535     for (int i = 0; i != count; i++) {
8536         if ([[sources_ objectAtIndex:i] record] == nil)
8537             break;
8538         offset_++;
8539     }
8540
8541     [list_ setEditing:NO];
8542     [self updateButtonsForEditingStatus:NO animated:NO];
8543     [list_ reloadData];
8544 } }
8545
8546 - (void) showAddSourcePrompt {
8547     UIAlertView *alert = [[[UIAlertView alloc]
8548         initWithTitle:UCLocalize("ENTER_APT_URL")
8549         message:nil
8550         delegate:self
8551         cancelButtonTitle:UCLocalize("CANCEL")
8552         otherButtonTitles:
8553             UCLocalize("ADD_SOURCE"),
8554         nil
8555     ] autorelease];
8556
8557     [alert setContext:@"source"];
8558
8559     [alert setNumberOfRows:1];
8560     [alert addTextFieldWithValue:@"http://" label:@""];
8561
8562     UITextInputTraits *traits = [[alert textField] textInputTraits];
8563     [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
8564     [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
8565     [traits setKeyboardType:UIKeyboardTypeURL];
8566     // XXX: UIReturnKeyDone
8567     [traits setReturnKeyType:UIReturnKeyNext];
8568
8569     [alert show];
8570 }
8571
8572 - (void) addButtonClicked {
8573     [self showAddSourcePrompt];
8574 }
8575
8576 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated {
8577     [[self navigationItem] setLeftBarButtonItem:(editing ? [[[UIBarButtonItem alloc]
8578         initWithTitle:UCLocalize("ADD")
8579         style:UIBarButtonItemStylePlain
8580         target:self
8581         action:@selector(addButtonClicked)
8582     ] autorelease] : [[self navigationItem] backBarButtonItem]) animated:animated];
8583
8584     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8585         initWithTitle:(editing ? UCLocalize("DONE") : UCLocalize("EDIT"))
8586         style:(editing ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8587         target:self
8588         action:@selector(editButtonClicked)
8589     ] autorelease] animated:animated];
8590
8591     if (IsWildcat_ && !editing)
8592         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8593             initWithTitle:UCLocalize("SETTINGS")
8594             style:UIBarButtonItemStylePlain
8595             target:self
8596             action:@selector(settingsButtonClicked)
8597         ] autorelease]];
8598 }
8599
8600 - (void) settingsButtonClicked {
8601     [delegate_ showSettings];
8602 }
8603
8604 - (void) editButtonClicked {
8605     [list_ setEditing:![list_ isEditing] animated:YES];
8606
8607     [self updateButtonsForEditingStatus:[list_ isEditing] animated:YES];
8608 }
8609
8610 @end
8611 /* }}} */
8612
8613 /* Settings Controller {{{ */
8614 @interface SettingsController : CyteViewController <
8615     UITableViewDataSource,
8616     UITableViewDelegate
8617 > {
8618     _transient Database *database_;
8619     // XXX: ok, "roledelegate_"?...
8620     _transient id roledelegate_;
8621     _H<UITableView, 2> table_;
8622     _H<UISegmentedControl> segment_;
8623     _H<UIView> container_;
8624 }
8625
8626 - (void) showDoneButton;
8627 - (void) resizeSegmentedControl;
8628
8629 @end
8630
8631 @implementation SettingsController
8632
8633 - (void) loadView {
8634     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8635
8636     table_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped] autorelease];
8637     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8638     [table_ setDelegate:self];
8639     [(UITableView *) table_ setDataSource:self];
8640     [[self view] addSubview:table_];
8641
8642     NSArray *items = [NSArray arrayWithObjects:
8643         UCLocalize("USER"),
8644         UCLocalize("HACKER"),
8645         UCLocalize("DEVELOPER"),
8646     nil];
8647     segment_ = [[[UISegmentedControl alloc] initWithItems:items] autorelease];
8648     [segment_ setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleLeftMargin)];
8649     container_ = [[[UIView alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, 44.0f)] autorelease];
8650     [container_ addSubview:segment_];
8651 }
8652
8653 - (void) viewDidLoad {
8654     [super viewDidLoad];
8655
8656     [[self navigationItem] setTitle:UCLocalize("WHO_ARE_YOU")];
8657
8658     int index = -1;
8659     if ([Role_ isEqualToString:@"User"]) index = 0;
8660     if ([Role_ isEqualToString:@"Hacker"]) index = 1;
8661     if ([Role_ isEqualToString:@"Developer"]) index = 2;
8662     if (index != -1) {
8663         [segment_ setSelectedSegmentIndex:index];
8664         [self showDoneButton];
8665     }
8666
8667     [segment_ addTarget:self action:@selector(segmentChanged:) forControlEvents:UIControlEventValueChanged];
8668     [self resizeSegmentedControl];
8669 }
8670
8671 - (void) releaseSubviews {
8672     table_ = nil;
8673     segment_ = nil;
8674     container_ = nil;
8675
8676     [super releaseSubviews];
8677 }
8678
8679 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
8680     if ((self = [super init]) != nil) {
8681         database_ = database;
8682         roledelegate_ = delegate;
8683     } return self;
8684 }
8685
8686 - (void) resizeSegmentedControl {
8687     CGFloat width = [[self view] frame].size.width;
8688     [segment_ setFrame:CGRectMake(width / 32.0f, 0, width - (width / 32.0f * 2.0f), 44.0f)];
8689 }
8690
8691 - (void) viewWillAppear:(BOOL)animated {
8692     [super viewWillAppear:animated];
8693
8694     [self resizeSegmentedControl];
8695 }
8696
8697 - (void) willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation duration:(NSTimeInterval)duration {
8698     [self resizeSegmentedControl];
8699 }
8700
8701 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
8702     [self resizeSegmentedControl];
8703 }
8704
8705 - (void) save {
8706     NSString *role(nil);
8707
8708     switch ([segment_ selectedSegmentIndex]) {
8709         case 0: role = @"User"; break;
8710         case 1: role = @"Hacker"; break;
8711         case 2: role = @"Developer"; break;
8712
8713         _nodefault
8714     }
8715
8716     if (![role isEqualToString:Role_]) {
8717         bool rolling(Role_ == nil);
8718         Role_ = role;
8719
8720         Settings_ = [NSMutableDictionary dictionaryWithObjectsAndKeys:
8721             Role_, @"Role",
8722         nil];
8723
8724         [Metadata_ setObject:Settings_ forKey:@"Settings"];
8725         Changed_ = true;
8726
8727         if (rolling)
8728             [roledelegate_ loadData];
8729         else
8730             [roledelegate_ updateData];
8731     }
8732 }
8733
8734 - (void) segmentChanged:(UISegmentedControl *)control {
8735     [self showDoneButton];
8736 }
8737
8738 - (void) saveAndClose {
8739     [self save];
8740
8741     [[self navigationItem] setRightBarButtonItem:nil];
8742     [[self navigationController] dismissModalViewControllerAnimated:YES];
8743 }
8744
8745 - (void) doneButtonClicked {
8746     UIActivityIndicatorView *spinner = [[[UIActivityIndicatorView alloc] initWithFrame:CGRectMake(0, 0, 20.0f, 20.0f)] autorelease];
8747     [spinner startAnimating];
8748     UIBarButtonItem *spinItem = [[[UIBarButtonItem alloc] initWithCustomView:spinner] autorelease];
8749     [[self navigationItem] setRightBarButtonItem:spinItem];
8750
8751     [self performSelector:@selector(saveAndClose) withObject:nil afterDelay:0];
8752 }
8753
8754 - (void) showDoneButton {
8755     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8756         initWithTitle:UCLocalize("DONE")
8757         style:UIBarButtonItemStyleDone
8758         target:self
8759         action:@selector(doneButtonClicked)
8760     ] autorelease] animated:([[self navigationItem] rightBarButtonItem] == nil)];
8761 }
8762
8763 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8764     // XXX: For not having a single cell in the table, this sure is a lot of sections.
8765     return 6;
8766 }
8767
8768 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8769     return 0; // :(
8770 }
8771
8772 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8773     return nil; // This method is required by the protocol.
8774 }
8775
8776 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
8777     if (section == 1)
8778         return UCLocalize("ROLE_EX");
8779     if (section == 4)
8780         return [NSString stringWithFormat:
8781             @"%@: %@\n%@: %@\n%@: %@",
8782             UCLocalize("USER"), UCLocalize("USER_EX"),
8783             UCLocalize("HACKER"), UCLocalize("HACKER_EX"),
8784             UCLocalize("DEVELOPER"), UCLocalize("DEVELOPER_EX")
8785         ];
8786     else return nil;
8787 }
8788
8789 - (CGFloat) tableView:(UITableView *)tableView heightForHeaderInSection:(NSInteger)section {
8790     return section == 3 ? 44.0f : 0;
8791 }
8792
8793 - (UIView *) tableView:(UITableView *)tableView viewForHeaderInSection:(NSInteger)section {
8794     return section == 3 ? container_ : nil;
8795 }
8796
8797 - (void) reloadData {
8798     [super reloadData];
8799
8800     [table_ reloadData];
8801 }
8802
8803 @end
8804 /* }}} */
8805 /* Stash Controller {{{ */
8806 @interface StashController : CyteViewController {
8807     _H<UIActivityIndicatorView> spinner_;
8808     _H<UILabel> status_;
8809     _H<UILabel> caption_;
8810 }
8811
8812 @end
8813
8814 @implementation StashController
8815
8816 - (void) loadView {
8817     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8818     [[self view] setBackgroundColor:[UIColor viewFlipsideBackgroundColor]];
8819
8820     spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteLarge] autorelease];
8821     CGRect spinrect = [spinner_ frame];
8822     spinrect.origin.x = ([[self view] frame].size.width / 2) - (spinrect.size.width / 2);
8823     spinrect.origin.y = [[self view] frame].size.height - 80.0f;
8824     [spinner_ setFrame:spinrect];
8825     [spinner_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin];
8826     [[self view] addSubview:spinner_];
8827     [spinner_ startAnimating];
8828
8829     CGRect captrect;
8830     captrect.size.width = [[self view] frame].size.width;
8831     captrect.size.height = 40.0f;
8832     captrect.origin.x = 0;
8833     captrect.origin.y = ([[self view] frame].size.height / 2) - (captrect.size.height * 2);
8834     caption_ = [[[UILabel alloc] initWithFrame:captrect] autorelease];
8835     [caption_ setText:UCLocalize("PREPARING_FILESYSTEM")];
8836     [caption_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8837     [caption_ setFont:[UIFont boldSystemFontOfSize:28.0f]];
8838     [caption_ setTextColor:[UIColor whiteColor]];
8839     [caption_ setBackgroundColor:[UIColor clearColor]];
8840     [caption_ setShadowColor:[UIColor blackColor]];
8841     [caption_ setTextAlignment:UITextAlignmentCenter];
8842     [[self view] addSubview:caption_];
8843
8844     CGRect statusrect;
8845     statusrect.size.width = [[self view] frame].size.width;
8846     statusrect.size.height = 30.0f;
8847     statusrect.origin.x = 0;
8848     statusrect.origin.y = ([[self view] frame].size.height / 2) - statusrect.size.height;
8849     status_ = [[[UILabel alloc] initWithFrame:statusrect] autorelease];
8850     [status_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8851     [status_ setText:UCLocalize("EXIT_WHEN_COMPLETE")];
8852     [status_ setFont:[UIFont systemFontOfSize:16.0f]];
8853     [status_ setTextColor:[UIColor whiteColor]];
8854     [status_ setBackgroundColor:[UIColor clearColor]];
8855     [status_ setShadowColor:[UIColor blackColor]];
8856     [status_ setTextAlignment:UITextAlignmentCenter];
8857     [[self view] addSubview:status_];
8858 }
8859
8860 - (void) releaseSubviews {
8861     spinner_ = nil;
8862     status_ = nil;
8863     caption_ = nil;
8864
8865     [super releaseSubviews];
8866 }
8867
8868 @end
8869 /* }}} */
8870
8871 @interface CYURLCache : SDURLCache {
8872 }
8873
8874 @end
8875
8876 @implementation CYURLCache
8877
8878 - (void) logEvent:(NSString *)event forRequest:(NSURLRequest *)request {
8879 #if !ForRelease
8880     if (false);
8881     else if ([event isEqualToString:@"no-cache"])
8882         event = @"!!!";
8883     else if ([event isEqualToString:@"store"])
8884         event = @">>>";
8885     else if ([event isEqualToString:@"invalid"])
8886         event = @"???";
8887     else if ([event isEqualToString:@"memory"])
8888         event = @"mem";
8889     else if ([event isEqualToString:@"disk"])
8890         event = @"ssd";
8891     else if ([event isEqualToString:@"miss"])
8892         event = @"---";
8893
8894     NSLog(@"%@: %@", event, [[request URL] absoluteString]);
8895 #endif
8896 }
8897
8898 - (void) storeCachedResponse:(NSCachedURLResponse *)cached forRequest:(NSURLRequest *)request {
8899     if (NSURLResponse *response = [cached response])
8900         if (NSString *mime = [response MIMEType])
8901             if ([mime isEqualToString:@"text/cache-manifest"]) {
8902                 NSURL *url([response URL]);
8903
8904 #if !ForRelease
8905                 NSLog(@"###: %@", [url absoluteString]);
8906 #endif
8907
8908                 @synchronized (HostConfig_) {
8909                     [CachedURLs_ addObject:url];
8910                 }
8911             }
8912
8913     [super storeCachedResponse:cached forRequest:request];
8914 }
8915
8916 @end
8917
8918 @interface Cydia : UIApplication <
8919     ConfirmationControllerDelegate,
8920     DatabaseDelegate,
8921     CydiaDelegate,
8922     UINavigationControllerDelegate,
8923     UITabBarControllerDelegate
8924 > {
8925     _H<UIWindow> window_;
8926     _H<CYTabBarController> tabbar_;
8927     _H<CydiaLoadingViewController> emulated_;
8928
8929     _H<NSMutableArray> essential_;
8930     _H<NSMutableArray> broken_;
8931
8932     Database *database_;
8933
8934     _H<NSURL> starturl_;
8935
8936     unsigned locked_;
8937     unsigned activity_;
8938
8939     _H<StashController> stash_;
8940
8941     bool loaded_;
8942 }
8943
8944 - (void) loadData;
8945
8946 @end
8947
8948 @implementation Cydia
8949
8950 - (void) beginUpdate {
8951     [tabbar_ beginUpdate];
8952 }
8953
8954 - (BOOL) updating {
8955     return [tabbar_ updating];
8956 }
8957
8958 - (void) _loaded {
8959     if ([broken_ count] != 0) {
8960         int count = [broken_ count];
8961
8962         UIAlertView *alert = [[[UIAlertView alloc]
8963             initWithTitle:(count == 1 ? UCLocalize("HALFINSTALLED_PACKAGE") : [NSString stringWithFormat:UCLocalize("HALFINSTALLED_PACKAGES"), count])
8964             message:UCLocalize("HALFINSTALLED_PACKAGE_EX")
8965             delegate:self
8966             cancelButtonTitle:UCLocalize("FORCIBLY_CLEAR")
8967             otherButtonTitles:
8968                 UCLocalize("TEMPORARY_IGNORE"),
8969             nil
8970         ] autorelease];
8971
8972         [alert setContext:@"fixhalf"];
8973         [alert setNumberOfRows:2];
8974         [alert show];
8975     } else if (!Ignored_ && [essential_ count] != 0) {
8976         int count = [essential_ count];
8977
8978         UIAlertView *alert = [[[UIAlertView alloc]
8979             initWithTitle:(count == 1 ? UCLocalize("ESSENTIAL_UPGRADE") : [NSString stringWithFormat:UCLocalize("ESSENTIAL_UPGRADES"), count])
8980             message:UCLocalize("ESSENTIAL_UPGRADE_EX")
8981             delegate:self
8982             cancelButtonTitle:UCLocalize("TEMPORARY_IGNORE")
8983             otherButtonTitles:
8984                 UCLocalize("UPGRADE_ESSENTIAL"),
8985                 UCLocalize("COMPLETE_UPGRADE"),
8986             nil
8987         ] autorelease];
8988
8989         [alert setContext:@"upgrade"];
8990         [alert show];
8991     }
8992 }
8993
8994 - (void) returnToCydia {
8995     [self _loaded];
8996 }
8997
8998 - (void) _saveConfig {
8999     @synchronized (database_) {
9000         _trace();
9001         MetaFile_.Sync();
9002         _trace();
9003     }
9004
9005     if (Changed_) {
9006         NSString *error(nil);
9007
9008         if (NSData *data = [NSPropertyListSerialization dataFromPropertyList:Metadata_ format:NSPropertyListBinaryFormat_v1_0 errorDescription:&error]) {
9009             _trace();
9010             NSError *error(nil);
9011             if (![data writeToFile:@"/var/lib/cydia/metadata.plist" options:NSAtomicWrite error:&error])
9012                 NSLog(@"failure to save metadata data: %@", error);
9013             _trace();
9014
9015             Changed_ = false;
9016         } else {
9017             NSLog(@"failure to serialize metadata: %@", error);
9018         }
9019     }
9020
9021     CydiaWriteSources();
9022 }
9023
9024 // Navigation controller for the queuing badge.
9025 - (UINavigationController *) queueNavigationController {
9026     NSArray *controllers = [tabbar_ viewControllers];
9027     return [controllers objectAtIndex:3];
9028 }
9029
9030 - (void) unloadData {
9031     [tabbar_ unloadData];
9032 }
9033
9034 - (void) _updateData {
9035     [self _saveConfig];
9036     [self unloadData];
9037
9038     UINavigationController *navigation = [self queueNavigationController];
9039
9040     id queuedelegate = nil;
9041     if ([[navigation viewControllers] count] > 0)
9042         queuedelegate = [[navigation viewControllers] objectAtIndex:0];
9043
9044     [queuedelegate queueStatusDidChange];
9045     [[navigation tabBarItem] setBadgeValue:(Queuing_ ? UCLocalize("Q_D") : nil)];
9046 }
9047
9048 - (void) _refreshIfPossible:(NSDate *)update {
9049     NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
9050
9051     bool recently = false;
9052     if (update != nil) {
9053         NSTimeInterval interval([update timeIntervalSinceNow]);
9054         if (interval <= 0 && interval > -(15*60))
9055             recently = true;
9056     }
9057
9058     // Don't automatic refresh if:
9059     //  - We already refreshed recently.
9060     //  - We already auto-refreshed this launch.
9061     //  - Auto-refresh is disabled.
9062     if (recently || loaded_ || ManualRefresh) {
9063         // If we are cancelling, we need to make sure it knows it's already loaded.
9064         loaded_ = true;
9065
9066         [self performSelectorOnMainThread:@selector(_loaded) withObject:nil waitUntilDone:NO];
9067     } else {
9068         // We are going to load, so remember that.
9069         loaded_ = true;
9070
9071         SCNetworkReachabilityFlags flags; {
9072             SCNetworkReachabilityRef reachability(SCNetworkReachabilityCreateWithName(NULL, "cydia.saurik.com"));
9073             SCNetworkReachabilityGetFlags(reachability, &flags);
9074             CFRelease(reachability);
9075         }
9076
9077         // XXX: this elaborate mess is what Apple is using to determine this? :(
9078         // XXX: do we care if the user has to intervene? maybe that's ok?
9079         bool reachable(
9080             (flags & kSCNetworkReachabilityFlagsReachable) != 0 && (
9081                 (flags & kSCNetworkReachabilityFlagsConnectionRequired) == 0 || (
9082                     (flags & kSCNetworkReachabilityFlagsConnectionOnDemand) != 0 ||
9083                     (flags & kSCNetworkReachabilityFlagsConnectionOnTraffic) != 0
9084                 ) && (flags & kSCNetworkReachabilityFlagsInterventionRequired) == 0 ||
9085                 (flags & kSCNetworkReachabilityFlagsIsWWAN) != 0
9086             )
9087         );
9088
9089         // If we can reach the server, auto-refresh!
9090         if (reachable)
9091             [tabbar_ performSelectorOnMainThread:@selector(setUpdate:) withObject:update waitUntilDone:NO];
9092     }
9093
9094     [pool release];
9095 }
9096
9097 - (void) refreshIfPossible {
9098     [NSThread detachNewThreadSelector:@selector(_refreshIfPossible:) toTarget:self withObject:[Metadata_ objectForKey:@"LastUpdate"]];
9099 }
9100
9101 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
9102 @synchronized (self) {
9103     UIProgressHUD *hud(loaded_ ? [self addProgressHUD] : nil);
9104     [hud setText:UCLocalize("RELOADING_DATA")];
9105
9106     [database_ yieldToSelector:@selector(reloadDataWithInvocation:) withObject:invocation];
9107
9108     size_t changes(0);
9109
9110     [essential_ removeAllObjects];
9111     [broken_ removeAllObjects];
9112
9113     NSArray *packages([database_ packages]);
9114     for (Package *package in packages) {
9115         if ([package half])
9116             [broken_ addObject:package];
9117         if ([package upgradableAndEssential:NO]) {
9118             if ([package essential])
9119                 [essential_ addObject:package];
9120             ++changes;
9121         }
9122     }
9123
9124     UITabBarItem *changesItem = [[[tabbar_ viewControllers] objectAtIndex:2] tabBarItem];
9125     if (changes != 0) {
9126         _trace();
9127         NSString *badge([[NSNumber numberWithInt:changes] stringValue]);
9128         [changesItem setBadgeValue:badge];
9129         [changesItem setAnimatedBadge:([essential_ count] > 0)];
9130         [self setApplicationIconBadgeNumber:changes];
9131     } else {
9132         _trace();
9133         [changesItem setBadgeValue:nil];
9134         [changesItem setAnimatedBadge:NO];
9135         [self setApplicationIconBadgeNumber:0];
9136     }
9137
9138     [self _updateData];
9139
9140     if (hud != nil)
9141         [self removeProgressHUD:hud];
9142 } }
9143
9144 - (void) updateData {
9145     [self _updateData];
9146 }
9147
9148 - (void) update_ {
9149     [database_ update];
9150     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
9151 }
9152
9153 - (void) disemulate {
9154     if (emulated_ == nil)
9155         return;
9156
9157     [window_ addSubview:[tabbar_ view]];
9158     [[emulated_ view] removeFromSuperview];
9159     emulated_ = nil;
9160     [window_ setUserInteractionEnabled:YES];
9161 }
9162
9163 - (void) presentModalViewController:(UIViewController *)controller force:(BOOL)force {
9164     UINavigationController *navigation([[[UINavigationController alloc] initWithRootViewController:controller] autorelease]);
9165     if (IsWildcat_)
9166         [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
9167
9168     UIViewController *parent;
9169     if (emulated_ == nil)
9170         parent = tabbar_;
9171     else if (!force)
9172         parent = emulated_;
9173     else {
9174         [self disemulate];
9175         parent = tabbar_;
9176     }
9177
9178     [parent presentModalViewController:navigation animated:YES];
9179 }
9180
9181 - (ProgressController *) invokeNewProgress:(NSInvocation *)invocation forController:(UINavigationController *)navigation withTitle:(NSString *)title {
9182     ProgressController *progress([[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease]);
9183
9184     if (navigation != nil)
9185         [navigation pushViewController:progress animated:YES];
9186     else
9187         [self presentModalViewController:progress force:YES];
9188
9189     [progress invoke:invocation withTitle:title];
9190     return progress;
9191 }
9192
9193 - (void) detachNewProgressSelector:(SEL)selector toTarget:(id)target forController:(UINavigationController *)navigation title:(NSString *)title {
9194     [self invokeNewProgress:[NSInvocation invocationWithSelector:selector forTarget:target] forController:navigation withTitle:title];
9195 }
9196
9197 - (void) repairWithInvocation:(NSInvocation *)invocation {
9198     _trace();
9199     [self invokeNewProgress:invocation forController:nil withTitle:@"REPAIRING"];
9200     _trace();
9201 }
9202
9203 - (void) repairWithSelector:(SEL)selector {
9204     [self performSelectorOnMainThread:@selector(repairWithInvocation:) withObject:[NSInvocation invocationWithSelector:selector forTarget:database_] waitUntilDone:YES];
9205 }
9206
9207 - (void) reloadData {
9208     [self reloadDataWithInvocation:nil];
9209     if ([database_ progressDelegate] == nil)
9210         [self _loaded];
9211 }
9212
9213 - (void) syncData {
9214     [self _saveConfig];
9215     [self detachNewProgressSelector:@selector(update_) toTarget:self forController:nil title:@"UPDATING_SOURCES"];
9216 }
9217
9218 - (void) addSource:(NSDictionary *) source {
9219     CydiaAddSource(source);
9220 }
9221
9222 - (void) addSource:(NSString *)href withDistribution:(NSString *)distribution andSections:(NSArray *)sections {
9223     CydiaAddSource(href, distribution, sections);
9224 }
9225
9226 - (void) addTrivialSource:(NSString *)href {
9227     CydiaAddSource(href, @"./");
9228 }
9229
9230 - (void) updateValues {
9231     Changed_ = true;
9232 }
9233
9234 - (void) resolve {
9235     pkgProblemResolver *resolver = [database_ resolver];
9236
9237     resolver->InstallProtect();
9238     if (!resolver->Resolve(true))
9239         _error->Discard();
9240 }
9241
9242 - (bool) perform {
9243     // XXX: this is a really crappy way of doing this.
9244     // like, seriously: this state machine is still broken, and cancelling this here doesn't really /fix/ that.
9245     // for one, the user can still /start/ a reloading data event while they have a queue, which is stupid
9246     // for two, this just means there is a race condition between the refresh completing and the confirmation controller appearing.
9247     if ([tabbar_ updating])
9248         [tabbar_ cancelUpdate];
9249
9250     if (![database_ prepare])
9251         return false;
9252
9253     ConfirmationController *page([[[ConfirmationController alloc] initWithDatabase:database_] autorelease]);
9254     [page setDelegate:self];
9255     UINavigationController *confirm_([[[UINavigationController alloc] initWithRootViewController:page] autorelease]);
9256
9257     if (IsWildcat_)
9258         [confirm_ setModalPresentationStyle:UIModalPresentationFormSheet];
9259     [tabbar_ presentModalViewController:confirm_ animated:YES];
9260
9261     return true;
9262 }
9263
9264 - (void) queue {
9265     @synchronized (self) {
9266         [self perform];
9267     }
9268 }
9269
9270 - (void) clearPackage:(Package *)package {
9271     @synchronized (self) {
9272         [package clear];
9273         [self resolve];
9274         [self perform];
9275     }
9276 }
9277
9278 - (void) installPackages:(NSArray *)packages {
9279     @synchronized (self) {
9280         for (Package *package in packages)
9281             [package install];
9282         [self resolve];
9283         [self perform];
9284     }
9285 }
9286
9287 - (void) installPackage:(Package *)package {
9288     @synchronized (self) {
9289         [package install];
9290         [self resolve];
9291         [self perform];
9292     }
9293 }
9294
9295 - (void) removePackage:(Package *)package {
9296     @synchronized (self) {
9297         [package remove];
9298         [self resolve];
9299         [self perform];
9300     }
9301 }
9302
9303 - (void) distUpgrade {
9304     @synchronized (self) {
9305         if (![database_ upgrade])
9306             return;
9307         [self perform];
9308     }
9309 }
9310
9311 - (void) perform_ {
9312     [database_ perform];
9313     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
9314 }
9315
9316 - (void) confirmWithNavigationController:(UINavigationController *)navigation {
9317     Queuing_ = false;
9318     ++locked_;
9319     [self detachNewProgressSelector:@selector(perform_) toTarget:self forController:navigation title:@"RUNNING"];
9320     --locked_;
9321     [self refreshIfPossible];
9322 }
9323
9324 - (void) showSettings {
9325     [self presentModalViewController:[[[SettingsController alloc] initWithDatabase:database_ delegate:self] autorelease] force:NO];
9326 }
9327
9328 - (void) retainNetworkActivityIndicator {
9329     if (activity_++ == 0)
9330         [self setNetworkActivityIndicatorVisible:YES];
9331
9332 #if TraceLogging
9333     NSLog(@"retainNetworkActivityIndicator->%d", activity_);
9334 #endif
9335 }
9336
9337 - (void) releaseNetworkActivityIndicator {
9338     if (--activity_ == 0)
9339         [self setNetworkActivityIndicatorVisible:NO];
9340
9341 #if TraceLogging
9342     NSLog(@"releaseNetworkActivityIndicator->%d", activity_);
9343 #endif
9344
9345 }
9346
9347 - (void) cancelAndClear:(bool)clear {
9348     @synchronized (self) {
9349         if (clear) {
9350             [database_ clear];
9351             Queuing_ = false;
9352         } else {
9353             Queuing_ = true;
9354         }
9355
9356         [self _updateData];
9357     }
9358 }
9359
9360 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
9361     NSString *context([alert context]);
9362
9363     if ([context isEqualToString:@"conffile"]) {
9364         FILE *input = [database_ input];
9365         if (button == [alert cancelButtonIndex])
9366             fprintf(input, "N\n");
9367         else if (button == [alert firstOtherButtonIndex])
9368             fprintf(input, "Y\n");
9369         fflush(input);
9370
9371         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9372     } else if ([context isEqualToString:@"fixhalf"]) {
9373         if (button == [alert cancelButtonIndex]) {
9374             @synchronized (self) {
9375                 for (Package *broken in (id) broken_) {
9376                     [broken remove];
9377
9378                     NSString *id = [broken id];
9379                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.prerm", id] UTF8String]);
9380                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postrm", id] UTF8String]);
9381                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.preinst", id] UTF8String]);
9382                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postinst", id] UTF8String]);
9383                 }
9384
9385                 [self resolve];
9386                 [self perform];
9387             }
9388         } else if (button == [alert firstOtherButtonIndex]) {
9389             [broken_ removeAllObjects];
9390             [self _loaded];
9391         }
9392
9393         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9394     } else if ([context isEqualToString:@"upgrade"]) {
9395         if (button == [alert firstOtherButtonIndex]) {
9396             @synchronized (self) {
9397                 for (Package *essential in (id) essential_)
9398                     [essential install];
9399
9400                 [self resolve];
9401                 [self perform];
9402             }
9403         } else if (button == [alert firstOtherButtonIndex] + 1) {
9404             [self distUpgrade];
9405         } else if (button == [alert cancelButtonIndex]) {
9406             Ignored_ = YES;
9407         }
9408
9409         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9410     }
9411 }
9412
9413 - (void) system:(NSString *)command {
9414     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9415
9416     _trace();
9417     system([command UTF8String]);
9418     _trace();
9419
9420     [pool release];
9421 }
9422
9423 - (void) applicationWillSuspend {
9424     [database_ clean];
9425     [super applicationWillSuspend];
9426 }
9427
9428 - (BOOL) isSafeToSuspend {
9429     if (locked_ != 0) {
9430 #if !ForRelease
9431         NSLog(@"isSafeToSuspend: locked_ != 0");
9432 #endif
9433         return false;
9434     }
9435
9436     // Use external process status API internally.
9437     // This is probably a really bad idea.
9438     // XXX: what is the point of this? does this solve anything at all?
9439     uint64_t status = 0;
9440     int notify_token;
9441     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
9442         notify_get_state(notify_token, &status);
9443         notify_cancel(notify_token);
9444     }
9445
9446     if (status != 0) {
9447 #if !ForRelease
9448         NSLog(@"isSafeToSuspend: status != 0");
9449 #endif
9450         return false;
9451     }
9452
9453 #if !ForRelease
9454     NSLog(@"isSafeToSuspend: -> true");
9455 #endif
9456     return true;
9457 }
9458
9459 - (void) applicationSuspend:(__GSEvent *)event {
9460     if ([self isSafeToSuspend])
9461         [super applicationSuspend:event];
9462 }
9463
9464 - (void) _animateSuspension:(BOOL)arg0 duration:(double)arg1 startTime:(double)arg2 scale:(float)arg3 {
9465     if ([self isSafeToSuspend])
9466         [super _animateSuspension:arg0 duration:arg1 startTime:arg2 scale:arg3];
9467 }
9468
9469 - (void) _setSuspended:(BOOL)value {
9470     if ([self isSafeToSuspend])
9471         [super _setSuspended:value];
9472 }
9473
9474 - (UIProgressHUD *) addProgressHUD {
9475     UIProgressHUD *hud([[[UIProgressHUD alloc] init] autorelease]);
9476     [hud setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
9477
9478     [window_ setUserInteractionEnabled:NO];
9479
9480     UIViewController *target(tabbar_);
9481     if (UIViewController *modal = [target modalViewController])
9482         target = modal;
9483
9484     [hud showInView:[target view]];
9485
9486     ++locked_;
9487     return hud;
9488 }
9489
9490 - (void) removeProgressHUD:(UIProgressHUD *)hud {
9491     --locked_;
9492     [hud hide];
9493     [hud removeFromSuperview];
9494     [window_ setUserInteractionEnabled:YES];
9495 }
9496
9497 - (CyteViewController *) pageForPackage:(NSString *)name {
9498     return [[[CYPackageController alloc] initWithDatabase:database_ forPackage:name] autorelease];
9499 }
9500
9501 - (CyteViewController *) pageForURL:(NSURL *)url forExternal:(BOOL)external {
9502     NSString *scheme([[url scheme] lowercaseString]);
9503     if ([[url absoluteString] length] <= [scheme length] + 3)
9504         return nil;
9505     NSString *path([[url absoluteString] substringFromIndex:[scheme length] + 3]);
9506     NSArray *components([path componentsSeparatedByString:@"/"]);
9507
9508     if ([scheme isEqualToString:@"apptapp"] && [components count] > 0 && [[components objectAtIndex:0] isEqualToString:@"package"])
9509         return [self pageForPackage:[components objectAtIndex:1]];
9510
9511     if ([components count] < 1 || ![scheme isEqualToString:@"cydia"])
9512         return nil;
9513
9514     NSString *base([components objectAtIndex:0]);
9515
9516     CyteViewController *controller = nil;
9517
9518     if ([base isEqualToString:@"url"]) {
9519         // This kind of URL can contain slashes in the argument, so we can't parse them below.
9520         NSString *destination = [[url absoluteString] substringFromIndex:([scheme length] + [@"://" length] + [base length] + [@"/" length])];
9521         controller = [[[CydiaWebViewController alloc] initWithURL:[NSURL URLWithString:destination]] autorelease];
9522     } else if (!external && [components count] == 1) {
9523         if ([base isEqualToString:@"manage"]) {
9524             controller = [[[ManageController alloc] init] autorelease];
9525         }
9526
9527         if ([base isEqualToString:@"storage"]) {
9528             controller = [[[CydiaWebViewController alloc] initWithURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/storage/", UI_]]] autorelease];
9529         }
9530
9531         if ([base isEqualToString:@"sources"]) {
9532             controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9533         }
9534
9535         if ([base isEqualToString:@"home"]) {
9536             controller = [[[HomeController alloc] init] autorelease];
9537         }
9538
9539         if ([base isEqualToString:@"sections"]) {
9540             controller = [[[SectionsController alloc] initWithDatabase:database_] autorelease];
9541         }
9542
9543         if ([base isEqualToString:@"search"]) {
9544             controller = [[[SearchController alloc] initWithDatabase:database_ query:nil] autorelease];
9545         }
9546
9547         if ([base isEqualToString:@"changes"]) {
9548             controller = [[[ChangesController alloc] initWithDatabase:database_] autorelease];
9549         }
9550
9551         if ([base isEqualToString:@"installed"]) {
9552             controller = [[[InstalledController alloc] initWithDatabase:database_] autorelease];
9553         }
9554     } else if ([components count] == 2) {
9555         NSString *argument = [components objectAtIndex:1];
9556
9557         if ([base isEqualToString:@"package"]) {
9558             controller = [self pageForPackage:argument];
9559         }
9560
9561         if (!external && [base isEqualToString:@"search"]) {
9562             controller = [[[SearchController alloc] initWithDatabase:database_ query:argument] autorelease];
9563         }
9564
9565         if (!external && [base isEqualToString:@"sections"]) {
9566             if ([argument isEqualToString:@"all"])
9567                 argument = nil;
9568             controller = [[[SectionController alloc] initWithDatabase:database_ section:argument] autorelease];
9569         }
9570
9571         if (!external && [base isEqualToString:@"sources"]) {
9572             if ([argument isEqualToString:@"add"]) {
9573                 controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9574                 [(SourcesController *)controller showAddSourcePrompt];
9575             } else {
9576                 Source *source = [database_ sourceWithKey:[argument stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
9577                 controller = [[[SourceController alloc] initWithDatabase:database_ source:source] autorelease];
9578             }
9579         }
9580
9581         if (!external && [base isEqualToString:@"launch"]) {
9582             [self launchApplicationWithIdentifier:argument suspended:NO];
9583             return nil;
9584         }
9585     } else if (!external && [components count] == 3) {
9586         NSString *arg1 = [components objectAtIndex:1];
9587         NSString *arg2 = [components objectAtIndex:2];
9588
9589         if ([base isEqualToString:@"package"]) {
9590             if ([arg2 isEqualToString:@"settings"]) {
9591                 controller = [[[PackageSettingsController alloc] initWithDatabase:database_ package:arg1] autorelease];
9592             } else if ([arg2 isEqualToString:@"files"]) {
9593                 if (Package *package = [database_ packageWithName:arg1]) {
9594                     controller = [[[FileTable alloc] initWithDatabase:database_] autorelease];
9595                     [(FileTable *)controller setPackage:package];
9596                 }
9597             }
9598         }
9599     }
9600
9601     [controller setDelegate:self];
9602     return controller;
9603 }
9604
9605 - (BOOL) openCydiaURL:(NSURL *)url forExternal:(BOOL)external {
9606     CyteViewController *page([self pageForURL:url forExternal:external]);
9607
9608     if (page != nil) {
9609         UINavigationController *nav = [[[UINavigationController alloc] init] autorelease];
9610         [nav setViewControllers:[NSArray arrayWithObject:page]];
9611         [tabbar_ setUnselectedViewController:nav];
9612     }
9613
9614     return page != nil;
9615 }
9616
9617 - (void) applicationOpenURL:(NSURL *)url {
9618     [super applicationOpenURL:url];
9619
9620     if (!loaded_)
9621         starturl_ = url;
9622     else
9623         [self openCydiaURL:url forExternal:YES];
9624 }
9625
9626 - (void) applicationWillResignActive:(UIApplication *)application {
9627     // Stop refreshing if you get a phone call or lock the device.
9628     if ([tabbar_ updating])
9629         [tabbar_ cancelUpdate];
9630
9631     if ([[self superclass] instancesRespondToSelector:@selector(applicationWillResignActive:)])
9632         [super applicationWillResignActive:application];
9633 }
9634
9635 - (void) saveState {
9636     [Metadata_ setObject:[tabbar_ navigationURLCollection] forKey:@"InterfaceState"];
9637     [Metadata_ setObject:[NSDate date] forKey:@"LastClosed"];
9638     [Metadata_ setObject:[NSNumber numberWithInt:[tabbar_ selectedIndex]] forKey:@"InterfaceIndex"];
9639     Changed_ = true;
9640
9641     [self _saveConfig];
9642 }
9643
9644 - (void) applicationWillTerminate:(UIApplication *)application {
9645     [self saveState];
9646 }
9647
9648 - (void) setConfigurationData:(NSString *)data {
9649     static Pcre conffile_r("^'(.*)' '(.*)' ([01]) ([01])$");
9650
9651     if (!conffile_r(data)) {
9652         lprintf("E:invalid conffile\n");
9653         return;
9654     }
9655
9656     NSString *ofile = conffile_r[1];
9657     //NSString *nfile = conffile_r[2];
9658
9659     UIAlertView *alert = [[[UIAlertView alloc]
9660         initWithTitle:UCLocalize("CONFIGURATION_UPGRADE")
9661         message:[NSString stringWithFormat:@"%@\n\n%@", UCLocalize("CONFIGURATION_UPGRADE_EX"), ofile]
9662         delegate:self
9663         cancelButtonTitle:UCLocalize("KEEP_OLD_COPY")
9664         otherButtonTitles:
9665             UCLocalize("ACCEPT_NEW_COPY"),
9666             // XXX: UCLocalize("SEE_WHAT_CHANGED"),
9667         nil
9668     ] autorelease];
9669
9670     [alert setContext:@"conffile"];
9671     [alert setNumberOfRows:2];
9672     [alert show];
9673 }
9674
9675 - (void) addStashController {
9676     ++locked_;
9677     stash_ = [[[StashController alloc] init] autorelease];
9678     [window_ addSubview:[stash_ view]];
9679 }
9680
9681 - (void) removeStashController {
9682     [[stash_ view] removeFromSuperview];
9683     stash_ = nil;
9684     --locked_;
9685 }
9686
9687 - (void) stash {
9688     [self setIdleTimerDisabled:YES];
9689
9690     [[UIApplication sharedApplication] setStatusBarStyle:UIStatusBarStyleBlackOpaque];
9691     UpdateExternalStatus(1);
9692     [self yieldToSelector:@selector(system:) withObject:@"/usr/libexec/cydia/free.sh"];
9693     UpdateExternalStatus(0);
9694
9695     [self removeStashController];
9696
9697     pid_t pid(ExecFork());
9698     if (pid == 0) {
9699         execlp("launchctl", "launchctl", "stop", "com.apple.SpringBoard", NULL);
9700         perror("launchctl stop");
9701         exit(0);
9702     }
9703
9704     ReapZombie(pid);
9705 }
9706
9707 - (void) setupViewControllers {
9708     tabbar_ = [[[CYTabBarController alloc] initWithDatabase:database_] autorelease];
9709
9710     NSMutableArray *items([NSMutableArray arrayWithObjects:
9711         [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage applicationImageNamed:@"home.png"] tag:0] autorelease],
9712         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SECTIONS") image:[UIImage applicationImageNamed:@"install.png"] tag:0] autorelease],
9713         [[[UITabBarItem alloc] initWithTitle:UCLocalize("CHANGES") image:[UIImage applicationImageNamed:@"changes.png"] tag:0] autorelease],
9714         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage applicationImageNamed:@"search.png"] tag:0] autorelease],
9715     nil]);
9716
9717     if (IsWildcat_) {
9718         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage applicationImageNamed:@"source.png"] tag:0] autorelease] atIndex:3];
9719         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
9720     } else {
9721         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("MANAGE") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
9722     }
9723
9724     NSMutableArray *controllers([NSMutableArray array]);
9725     for (UITabBarItem *item in items) {
9726         UINavigationController *controller([[[UINavigationController alloc] init] autorelease]);
9727         [controller setTabBarItem:item];
9728         [controllers addObject:controller];
9729     }
9730     [tabbar_ setViewControllers:controllers];
9731
9732     [tabbar_ setUpdateDelegate:self];
9733 }
9734
9735 - (void) _sendMemoryWarningNotification {
9736     [[NSNotificationCenter defaultCenter] postNotificationName:@"UIApplicationDidReceiveMemoryWarningNotification" object:[UIApplication sharedApplication]];
9737 }
9738
9739 - (void) _sendMemoryWarningNotifications {
9740     while (true) {
9741         [self performSelectorOnMainThread:@selector(_sendMemoryWarningNotification) withObject:nil waitUntilDone:NO];
9742         usleep(250000);
9743     }
9744 }
9745
9746 - (void) applicationDidFinishLaunching:(id)unused {
9747     //[NSThread detachNewThreadSelector:@selector(_sendMemoryWarningNotifications) toTarget:self withObject:nil];
9748
9749 _trace();
9750     if ([self respondsToSelector:@selector(setApplicationSupportsShakeToEdit:)])
9751         [self setApplicationSupportsShakeToEdit:NO];
9752
9753     @synchronized (HostConfig_) {
9754         [BridgedHosts_ addObject:[[NSURL URLWithString:CydiaURL(@"")] host]];
9755     }
9756
9757     [NSURLCache setSharedURLCache:[[[CYURLCache alloc]
9758         initWithMemoryCapacity:524288
9759         diskCapacity:10485760
9760         diskPath:[NSString stringWithFormat:@"%@/Library/Caches/com.saurik.Cydia/SDURLCache", @"/var/root"]
9761     ] autorelease]];
9762
9763     [CydiaWebViewController _initialize];
9764
9765     [NSURLProtocol registerClass:[CydiaURLProtocol class]];
9766
9767     // this would disallow http{,s} URLs from accessing this data
9768     //[WebView registerURLSchemeAsLocal:@"cydia"];
9769
9770     Font12_ = [UIFont systemFontOfSize:12];
9771     Font12Bold_ = [UIFont boldSystemFontOfSize:12];
9772     Font14_ = [UIFont systemFontOfSize:14];
9773     Font18Bold_ = [UIFont boldSystemFontOfSize:18];
9774     Font22Bold_ = [UIFont boldSystemFontOfSize:22];
9775
9776     essential_ = [NSMutableArray arrayWithCapacity:4];
9777     broken_ = [NSMutableArray arrayWithCapacity:4];
9778
9779     // XXX: I really need this thing... like, seriously... I'm sorry
9780     [[[AppCacheController alloc] initWithURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/appcache/", UI_]]] reloadData];
9781
9782     window_ = [[[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]] autorelease];
9783     [window_ orderFront:self];
9784     [window_ makeKey:self];
9785     [window_ setHidden:NO];
9786
9787     if (
9788         readlink("/Applications", NULL, 0) == -1 && errno == EINVAL ||
9789         readlink("/Library/Ringtones", NULL, 0) == -1 && errno == EINVAL ||
9790         readlink("/Library/Wallpaper", NULL, 0) == -1 && errno == EINVAL ||
9791         //readlink("/usr/bin", NULL, 0) == -1 && errno == EINVAL ||
9792         readlink("/usr/include", NULL, 0) == -1 && errno == EINVAL ||
9793         readlink("/usr/lib/pam", NULL, 0) == -1 && errno == EINVAL ||
9794         readlink("/usr/libexec", NULL, 0) == -1 && errno == EINVAL ||
9795         readlink("/usr/share", NULL, 0) == -1 && errno == EINVAL ||
9796         //readlink("/var/lib", NULL, 0) == -1 && errno == EINVAL ||
9797         false
9798     ) {
9799         [self addStashController];
9800         // XXX: this would be much cleaner as a yieldToSelector:
9801         // that way the removeStashController could happen right here inline
9802         // we also could no longer require the useless stash_ field anymore
9803         [self performSelector:@selector(stash) withObject:nil afterDelay:0];
9804         return;
9805     }
9806
9807     database_ = [Database sharedInstance];
9808     [database_ setDelegate:self];
9809
9810     [window_ setUserInteractionEnabled:NO];
9811     [self setupViewControllers];
9812
9813     emulated_ = [[[CydiaLoadingViewController alloc] init] autorelease];
9814     [window_ addSubview:[emulated_ view]];
9815
9816     [self performSelector:@selector(loadData) withObject:nil afterDelay:0];
9817 _trace();
9818 }
9819
9820 - (NSArray *) defaultStartPages {
9821     NSMutableArray *standard = [NSMutableArray array];
9822     [standard addObject:[NSArray arrayWithObject:@"cydia://home"]];
9823     [standard addObject:[NSArray arrayWithObject:@"cydia://sections"]];
9824     [standard addObject:[NSArray arrayWithObject:@"cydia://changes"]];
9825     if (!IsWildcat_) {
9826         [standard addObject:[NSArray arrayWithObject:@"cydia://manage"]];
9827     } else {
9828         [standard addObject:[NSArray arrayWithObject:@"cydia://installed"]];
9829         [standard addObject:[NSArray arrayWithObject:@"cydia://sources"]];
9830     }
9831     [standard addObject:[NSArray arrayWithObject:@"cydia://search"]];
9832     return standard;
9833 }
9834
9835 - (void) loadData {
9836 _trace();
9837     if (Role_ == nil) {
9838         [window_ setUserInteractionEnabled:YES];
9839         [self showSettings];
9840         return;
9841     } else {
9842         if ([emulated_ modalViewController] != nil)
9843             [emulated_ dismissModalViewControllerAnimated:YES];
9844         [window_ setUserInteractionEnabled:NO];
9845     }
9846
9847     [self reloadDataWithInvocation:nil];
9848     [self refreshIfPossible];
9849     PrintTimes();
9850
9851     [self disemulate];
9852
9853     int savedIndex = [[Metadata_ objectForKey:@"InterfaceIndex"] intValue];
9854     NSArray *saved = [[Metadata_ objectForKey:@"InterfaceState"] mutableCopy];
9855     int standardIndex = 0;
9856     NSArray *standard = [self defaultStartPages];
9857
9858     BOOL valid = YES;
9859
9860     if (saved == nil)
9861         valid = NO;
9862
9863     NSDate *closed = [Metadata_ objectForKey:@"LastClosed"];
9864     if (valid && closed != nil) {
9865         NSTimeInterval interval([closed timeIntervalSinceNow]);
9866         // XXX: Is 15 minutes the optimal time here?
9867         if (interval > 0 && interval <= -(15*60))
9868             valid = NO;
9869     }
9870
9871     if (valid && [saved count] != [standard count])
9872         valid = NO;
9873
9874     if (valid) {
9875         for (unsigned int i = 0; i < [standard count]; i++) {
9876             NSArray *std = [standard objectAtIndex:i], *sav = [saved objectAtIndex:i];
9877             // XXX: The "hasPrefix" sanity check here could be, in theory, fooled,
9878             //      but it's good enough for now.
9879             if ([sav count] == 0 || ![[sav objectAtIndex:0] hasPrefix:[std objectAtIndex:0]]) {
9880                 valid = NO;
9881                 break;
9882             }
9883         }
9884     }
9885
9886     NSArray *items = nil;
9887     if (valid) {
9888         [tabbar_ setSelectedIndex:savedIndex];
9889         items = saved;
9890     } else {
9891         [tabbar_ setSelectedIndex:standardIndex];
9892         items = standard;
9893     }
9894
9895     for (unsigned int tab = 0; tab < [[tabbar_ viewControllers] count]; tab++) {
9896         NSArray *stack = [items objectAtIndex:tab];
9897         UINavigationController *navigation = [[tabbar_ viewControllers] objectAtIndex:tab];
9898         NSMutableArray *current = [NSMutableArray array];
9899
9900         for (unsigned int nav = 0; nav < [stack count]; nav++) {
9901             NSString *addr = [stack objectAtIndex:nav];
9902             NSURL *url = [NSURL URLWithString:addr];
9903             CyteViewController *page = [self pageForURL:url forExternal:NO];
9904             if (page != nil)
9905                 [current addObject:page];
9906         }
9907
9908         [navigation setViewControllers:current];
9909     }
9910
9911     // (Try to) show the startup URL.
9912     if (starturl_ != nil) {
9913         [self openCydiaURL:starturl_ forExternal:NO];
9914         starturl_ = nil;
9915     }
9916 }
9917
9918 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item {
9919     if (item != nil && IsWildcat_) {
9920         [sheet showFromBarButtonItem:item animated:YES];
9921     } else {
9922         [sheet showInView:window_];
9923     }
9924 }
9925
9926 - (void) addProgressEvent:(CydiaProgressEvent *)event forTask:(NSString *)task {
9927     id<ProgressDelegate> progress([database_ progressDelegate] ?: [self invokeNewProgress:nil forController:nil withTitle:task]);
9928     [progress setTitle:task];
9929     [progress addProgressEvent:event];
9930 }
9931
9932 - (void) addProgressEventForTask:(NSArray *)data {
9933     CydiaProgressEvent *event([data objectAtIndex:0]);
9934     NSString *task([data count] < 2 ? nil : [data objectAtIndex:1]);
9935     [self addProgressEvent:event forTask:task];
9936 }
9937
9938 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task {
9939     [self performSelectorOnMainThread:@selector(addProgressEventForTask:) withObject:[NSArray arrayWithObjects:event, task, nil] waitUntilDone:YES];
9940 }
9941
9942 @end
9943
9944 /*IMP alloc_;
9945 id Alloc_(id self, SEL selector) {
9946     id object = alloc_(self, selector);
9947     lprintf("[%s]A-%p\n", self->isa->name, object);
9948     return object;
9949 }*/
9950
9951 /*IMP dealloc_;
9952 id Dealloc_(id self, SEL selector) {
9953     id object = dealloc_(self, selector);
9954     lprintf("[%s]D-%p\n", self->isa->name, object);
9955     return object;
9956 }*/
9957
9958 Class $WebDefaultUIKitDelegate;
9959
9960 MSHook(void, UIWebDocumentView$_setUIKitDelegate$, UIWebDocumentView *self, SEL _cmd, id delegate) {
9961     if (delegate == nil && $WebDefaultUIKitDelegate != nil)
9962         delegate = [$WebDefaultUIKitDelegate sharedUIKitDelegate];
9963     return _UIWebDocumentView$_setUIKitDelegate$(self, _cmd, delegate);
9964 }
9965
9966 static NSSet *MobilizedFiles_;
9967
9968 static NSURL *MobilizeURL(NSURL *url) {
9969     NSString *path([url path]);
9970     if ([path hasPrefix:@"/var/root/"]) {
9971         NSString *file([path substringFromIndex:10]);
9972         if ([MobilizedFiles_ containsObject:file])
9973             url = [NSURL fileURLWithPath:[@"/var/mobile/" stringByAppendingString:file] isDirectory:NO];
9974     }
9975
9976     return url;
9977 }
9978
9979 Class $CFXPreferencesPropertyListSource;
9980 @class CFXPreferencesPropertyListSource;
9981
9982 MSHook(BOOL, CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync, CFXPreferencesPropertyListSource *self, SEL _cmd) {
9983     NSURL *&url(MSHookIvar<NSURL *>(self, "_url")), *old(url);
9984     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9985     url = MobilizeURL(url);
9986     BOOL value(_CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync(self, _cmd));
9987     //NSLog(@"%@ %s", [url absoluteString], value ? "YES" : "NO");
9988     url = old;
9989     [pool release];
9990     return value;
9991 }
9992
9993 MSHook(void *, CFXPreferencesPropertyListSource$createPlistFromDisk, CFXPreferencesPropertyListSource *self, SEL _cmd) {
9994     NSURL *&url(MSHookIvar<NSURL *>(self, "_url")), *old(url);
9995     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9996     url = MobilizeURL(url);
9997     void *value(_CFXPreferencesPropertyListSource$createPlistFromDisk(self, _cmd));
9998     //NSLog(@"%@ %@", [url absoluteString], value);
9999     url = old;
10000     [pool release];
10001     return value;
10002 }
10003
10004 Class $NSURLConnection;
10005
10006 MSHook(id, NSURLConnection$init$, NSURLConnection *self, SEL _cmd, NSURLRequest *request, id delegate, BOOL usesCache, int64_t maxContentLength, BOOL startImmediately, NSDictionary *connectionProperties) {
10007     NSMutableURLRequest *copy([request mutableCopy]);
10008
10009     NSURL *url([copy URL]);
10010
10011     NSString *host([url host]);
10012     NSString *scheme([[url scheme] lowercaseString]);
10013
10014     NSString *compound([NSString stringWithFormat:@"%@:%@", scheme, host]);
10015
10016     @synchronized (HostConfig_) {
10017         if ([copy respondsToSelector:@selector(setHTTPShouldUsePipelining:)])
10018             if ([PipelinedHosts_ containsObject:host] || [PipelinedHosts_ containsObject:compound])
10019                 [copy setHTTPShouldUsePipelining:YES];
10020
10021         if (NSString *control = [copy valueForHTTPHeaderField:@"Cache-Control"])
10022             if ([control isEqualToString:@"max-age=0"])
10023                 if ([CachedURLs_ containsObject:url]) {
10024 #if !ForRelease
10025                     NSLog(@"~~~: %@", url);
10026 #endif
10027
10028                     [copy setCachePolicy:NSURLRequestReturnCacheDataDontLoad];
10029
10030                     [copy setValue:nil forHTTPHeaderField:@"Cache-Control"];
10031                     [copy setValue:nil forHTTPHeaderField:@"If-Modified-Since"];
10032                     [copy setValue:nil forHTTPHeaderField:@"If-None-Match"];
10033                 }
10034     }
10035
10036     if ((self = _NSURLConnection$init$(self, _cmd, copy, delegate, usesCache, maxContentLength, startImmediately, connectionProperties)) != nil) {
10037     } return self;
10038 }
10039
10040 int main(int argc, char *argv[]) {
10041     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
10042
10043     _trace();
10044
10045     UpdateExternalStatus(0);
10046
10047     if (Class $UIDevice = objc_getClass("UIDevice")) {
10048         UIDevice *device([$UIDevice currentDevice]);
10049         IsWildcat_ = [device respondsToSelector:@selector(isWildcat)] && [device isWildcat];
10050     } else
10051         IsWildcat_ = false;
10052
10053     UIScreen *screen([UIScreen mainScreen]);
10054     if ([screen respondsToSelector:@selector(scale)])
10055         ScreenScale_ = [screen scale];
10056     else
10057         ScreenScale_ = 1;
10058
10059     UIDevice *device([UIDevice currentDevice]);
10060     if (![device respondsToSelector:@selector(userInterfaceIdiom)])
10061         Idiom_ = @"iphone";
10062     else {
10063         UIUserInterfaceIdiom idiom([device userInterfaceIdiom]);
10064         if (idiom == UIUserInterfaceIdiomPhone)
10065             Idiom_ = @"iphone";
10066         else if (idiom == UIUserInterfaceIdiomPad)
10067             Idiom_ = @"ipad";
10068         else
10069             NSLog(@"unknown UIUserInterfaceIdiom!");
10070     }
10071
10072     Pcre pattern("^([0-9]+\\.[0-9]+)");
10073
10074     if (pattern([device systemVersion]))
10075         Firmware_ = pattern[1];
10076     if (pattern(Cydia_))
10077         Major_ = pattern[1];
10078
10079     SessionData_ = [NSMutableDictionary dictionaryWithCapacity:4];
10080
10081     HostConfig_ = [[[NSObject alloc] init] autorelease];
10082     @synchronized (HostConfig_) {
10083         BridgedHosts_ = [NSMutableSet setWithCapacity:4];
10084         TokenHosts_ = [NSMutableSet setWithCapacity:4];
10085         InsecureHosts_ = [NSMutableSet setWithCapacity:4];
10086         PipelinedHosts_ = [NSMutableSet setWithCapacity:4];
10087         CachedURLs_ = [NSMutableSet setWithCapacity:32];
10088     }
10089
10090     NSString *ui(@"ui/ios");
10091     if (Idiom_ != nil)
10092         ui = [ui stringByAppendingString:[NSString stringWithFormat:@"~%@", Idiom_]];
10093     ui = [ui stringByAppendingString:[NSString stringWithFormat:@"/%@", Major_]];
10094     UI_ = CydiaURL(ui);
10095
10096     PackageName = reinterpret_cast<CYString &(*)(Package *, SEL)>(method_getImplementation(class_getInstanceMethod([Package class], @selector(cyname))));
10097
10098     MobilizedFiles_ = [NSMutableSet setWithObjects:
10099         @"Library/Preferences/com.apple.Accessibility.plist",
10100         @"Library/Preferences/com.apple.preferences.sounds.plist",
10101     nil];
10102
10103     /* Library Hacks {{{ */
10104     class_addMethod(objc_getClass("DOMNodeList"), @selector(countByEnumeratingWithState:objects:count:), (IMP) &DOMNodeList$countByEnumeratingWithState$objects$count$, "I20@0:4^{NSFastEnumerationState}8^@12I16");
10105
10106     $CFXPreferencesPropertyListSource = objc_getClass("CFXPreferencesPropertyListSource");
10107
10108     Method CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync(class_getInstanceMethod($CFXPreferencesPropertyListSource, @selector(_backingPlistChangedSinceLastSync)));
10109     if (CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync != NULL) {
10110         _CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync = reinterpret_cast<BOOL (*)(CFXPreferencesPropertyListSource *, SEL)>(method_getImplementation(CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync));
10111         method_setImplementation(CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync, reinterpret_cast<IMP>(&$CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync));
10112     }
10113
10114     Method CFXPreferencesPropertyListSource$createPlistFromDisk(class_getInstanceMethod($CFXPreferencesPropertyListSource, @selector(createPlistFromDisk)));
10115     if (CFXPreferencesPropertyListSource$createPlistFromDisk != NULL) {
10116         _CFXPreferencesPropertyListSource$createPlistFromDisk = reinterpret_cast<void *(*)(CFXPreferencesPropertyListSource *, SEL)>(method_getImplementation(CFXPreferencesPropertyListSource$createPlistFromDisk));
10117         method_setImplementation(CFXPreferencesPropertyListSource$createPlistFromDisk, reinterpret_cast<IMP>(&$CFXPreferencesPropertyListSource$createPlistFromDisk));
10118     }
10119
10120     $WebDefaultUIKitDelegate = objc_getClass("WebDefaultUIKitDelegate");
10121     Method UIWebDocumentView$_setUIKitDelegate$(class_getInstanceMethod([WebView class], @selector(_setUIKitDelegate:)));
10122     if (UIWebDocumentView$_setUIKitDelegate$ != NULL) {
10123         _UIWebDocumentView$_setUIKitDelegate$ = reinterpret_cast<void (*)(UIWebDocumentView *, SEL, id)>(method_getImplementation(UIWebDocumentView$_setUIKitDelegate$));
10124         method_setImplementation(UIWebDocumentView$_setUIKitDelegate$, reinterpret_cast<IMP>(&$UIWebDocumentView$_setUIKitDelegate$));
10125     }
10126
10127     $NSURLConnection = objc_getClass("NSURLConnection");
10128     Method NSURLConnection$init$(class_getInstanceMethod($NSURLConnection, @selector(_initWithRequest:delegate:usesCache:maxContentLength:startImmediately:connectionProperties:)));
10129     if (NSURLConnection$init$ != NULL) {
10130         _NSURLConnection$init$ = reinterpret_cast<id (*)(NSURLConnection *, SEL, NSURLRequest *, id, BOOL, int64_t, BOOL, NSDictionary *)>(method_getImplementation(NSURLConnection$init$));
10131         method_setImplementation(NSURLConnection$init$, reinterpret_cast<IMP>(&$NSURLConnection$init$));
10132     }
10133     /* }}} */
10134     /* Set Locale {{{ */
10135     Locale_ = CFLocaleCopyCurrent();
10136     Languages_ = [NSLocale preferredLanguages];
10137
10138     //CFStringRef locale(CFLocaleGetIdentifier(Locale_));
10139     //NSLog(@"%@", [Languages_ description]);
10140
10141     const char *lang;
10142     if (Locale_ != NULL)
10143         lang = [(NSString *) CFLocaleGetIdentifier(Locale_) UTF8String];
10144     else if (Languages_ != nil && [Languages_ count] != 0)
10145         lang = [[Languages_ objectAtIndex:0] UTF8String];
10146     else
10147         // XXX: consider just setting to C and then falling through?
10148         lang = NULL;
10149
10150     if (lang != NULL) {
10151         Pcre pattern("^([a-z][a-z])(?:-[A-Za-z]*)?(_[A-Z][A-Z])?$");
10152         lang = !pattern(lang) ? NULL : [pattern->*@"%1$@%2$@" UTF8String];
10153     }
10154
10155     NSLog(@"Setting Language: %s", lang);
10156
10157     if (lang != NULL) {
10158         setenv("LANG", lang, true);
10159         std::setlocale(LC_ALL, lang);
10160     }
10161     /* }}} */
10162
10163     apr_app_initialize(&argc, const_cast<const char * const **>(&argv), NULL);
10164
10165     /* Parse Arguments {{{ */
10166     bool substrate(false);
10167
10168     if (argc != 0) {
10169         char **args(argv);
10170         int arge(1);
10171
10172         for (int argi(1); argi != argc; ++argi)
10173             if (strcmp(argv[argi], "--") == 0) {
10174                 arge = argi;
10175                 argv[argi] = argv[0];
10176                 argv += argi;
10177                 argc -= argi;
10178                 break;
10179             }
10180
10181         for (int argi(1); argi != arge; ++argi)
10182             if (strcmp(args[argi], "--substrate") == 0)
10183                 substrate = true;
10184             else
10185                 fprintf(stderr, "unknown argument: %s\n", args[argi]);
10186     }
10187     /* }}} */
10188
10189     App_ = [[NSBundle mainBundle] bundlePath];
10190     Advanced_ = YES;
10191
10192     setuid(0);
10193     setgid(0);
10194
10195     /*Method alloc = class_getClassMethod([NSObject class], @selector(alloc));
10196     alloc_ = alloc->method_imp;
10197     alloc->method_imp = (IMP) &Alloc_;*/
10198
10199     /*Method dealloc = class_getClassMethod([NSObject class], @selector(dealloc));
10200     dealloc_ = dealloc->method_imp;
10201     dealloc->method_imp = (IMP) &Dealloc_;*/
10202
10203     /* System Information {{{ */
10204     size_t size;
10205
10206     int maxproc;
10207     size = sizeof(maxproc);
10208     if (sysctlbyname("kern.maxproc", &maxproc, &size, NULL, 0) == -1)
10209         perror("sysctlbyname(\"kern.maxproc\", ?)");
10210     else if (maxproc < 64) {
10211         maxproc = 64;
10212         if (sysctlbyname("kern.maxproc", NULL, NULL, &maxproc, sizeof(maxproc)) == -1)
10213             perror("sysctlbyname(\"kern.maxproc\", #)");
10214     }
10215
10216     sysctlbyname("kern.osversion", NULL, &size, NULL, 0);
10217     char *osversion = new char[size];
10218     if (sysctlbyname("kern.osversion", osversion, &size, NULL, 0) == -1)
10219         perror("sysctlbyname(\"kern.osversion\", ?)");
10220     else
10221         System_ = [NSString stringWithUTF8String:osversion];
10222
10223     sysctlbyname("hw.machine", NULL, &size, NULL, 0);
10224     char *machine = new char[size];
10225     if (sysctlbyname("hw.machine", machine, &size, NULL, 0) == -1)
10226         perror("sysctlbyname(\"hw.machine\", ?)");
10227     else
10228         Machine_ = machine;
10229
10230     SerialNumber_ = (NSString *) CYIOGetValue("IOService:/", @"IOPlatformSerialNumber");
10231     ChipID_ = [CYHex((NSData *) CYIOGetValue("IODeviceTree:/chosen", @"unique-chip-id"), true) uppercaseString];
10232     BBSNum_ = CYHex((NSData *) CYIOGetValue("IOService:/AppleARMPE/baseband", @"snum"), false);
10233
10234     UniqueID_ = [device uniqueIdentifier];
10235
10236     if (NSDictionary *info = [NSDictionary dictionaryWithContentsOfFile:@"/Applications/MobileSafari.app/Info.plist"]) {
10237         Product_ = [info objectForKey:@"SafariProductVersion"];
10238         Safari_ = [info objectForKey:@"CFBundleVersion"];
10239     }
10240     /* }}} */
10241     /* Load Database {{{ */
10242     _trace();
10243     Metadata_ = [[[NSMutableDictionary alloc] initWithContentsOfFile:@"/var/lib/cydia/metadata.plist"] autorelease];
10244     _trace();
10245     SectionMap_ = [[[NSDictionary alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"Sections" ofType:@"plist"]] autorelease];
10246
10247     if (Metadata_ == NULL)
10248         Metadata_ = [NSMutableDictionary dictionaryWithCapacity:2];
10249     else {
10250         Settings_ = [Metadata_ objectForKey:@"Settings"];
10251
10252         Packages_ = [Metadata_ objectForKey:@"Packages"];
10253
10254         Values_ = [Metadata_ objectForKey:@"Values"];
10255         Sections_ = [Metadata_ objectForKey:@"Sections"];
10256         Sources_ = [Metadata_ objectForKey:@"Sources"];
10257
10258         Token_ = [Metadata_ objectForKey:@"Token"];
10259
10260         Version_ = [Metadata_ objectForKey:@"Version"];
10261
10262         @synchronized (HostConfig_) {
10263             CydiaSource_ = [Metadata_ objectForKey:@"CydiaSource"];
10264         }
10265     }
10266
10267     if (Settings_ != nil)
10268         Role_ = [Settings_ objectForKey:@"Role"];
10269
10270     if (Values_ == nil) {
10271         Values_ = [[[NSMutableDictionary alloc] initWithCapacity:4] autorelease];
10272         [Metadata_ setObject:Values_ forKey:@"Values"];
10273     }
10274
10275     if (Sections_ == nil) {
10276         Sections_ = [[[NSMutableDictionary alloc] initWithCapacity:32] autorelease];
10277         [Metadata_ setObject:Sections_ forKey:@"Sections"];
10278     }
10279
10280     if (Sources_ == nil) {
10281         Sources_ = [[[NSMutableDictionary alloc] initWithCapacity:0] autorelease];
10282         [Metadata_ setObject:Sources_ forKey:@"Sources"];
10283     }
10284
10285     if (Version_ == nil) {
10286         Version_ = [NSNumber numberWithUnsignedInt:0];
10287         [Metadata_ setObject:Version_ forKey:@"Version"];
10288     }
10289
10290     @synchronized (HostConfig_) {
10291         if (CydiaSource_ == nil) {
10292             CydiaSource_ = @"apt.saurik.com";
10293             [Metadata_ setObject:CydiaSource_ forKey:@"CydiaSource"];
10294         }
10295     }
10296
10297     if ([Version_ unsignedIntValue] == 0) {
10298         CydiaAddSource(@"http://apt.thebigboss.org/repofiles/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10299         CydiaAddSource(@"http://apt.modmyi.com/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10300         CydiaAddSource(@"http://cydia.zodttd.com/repo/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10301         CydiaAddSource(@"http://repo666.ultrasn0w.com/", @"./");
10302
10303         Version_ = [NSNumber numberWithUnsignedInt:1];
10304         [Metadata_ setObject:Version_ forKey:@"Version"];
10305
10306         [Metadata_ removeObjectForKey:@"LastUpdate"];
10307
10308         Changed_ = true;
10309     }
10310     /* }}} */
10311
10312     CydiaWriteSources();
10313
10314     _trace();
10315     MetaFile_.Open("/var/lib/cydia/metadata.cb0");
10316     _trace();
10317
10318     if (Packages_ != nil) {
10319         bool fail(false);
10320         CFDictionaryApplyFunction((CFDictionaryRef) Packages_, &PackageImport, &fail);
10321         _trace();
10322
10323         if (!fail) {
10324             [Metadata_ removeObjectForKey:@"Packages"];
10325             Packages_ = nil;
10326             Changed_ = true;
10327         }
10328     }
10329
10330     Finishes_ = [NSArray arrayWithObjects:@"return", @"reopen", @"restart", @"reload", @"reboot", nil];
10331
10332 #define MobileSubstrate_(name) \
10333     if (substrate && access("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", F_OK) == 0) { \
10334         void *handle(dlopen("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", RTLD_LAZY | RTLD_GLOBAL)); \
10335         if (handle == NULL) \
10336             NSLog(@"%s", dlerror()); \
10337     }
10338
10339     MobileSubstrate_(Activator)
10340     MobileSubstrate_(libstatusbar)
10341     MobileSubstrate_(SimulatedKeyEvents)
10342     MobileSubstrate_(WinterBoard)
10343
10344     /*if (substrate && access("/Library/MobileSubstrate/MobileSubstrate.dylib", F_OK) == 0)
10345         dlopen("/Library/MobileSubstrate/MobileSubstrate.dylib", RTLD_LAZY | RTLD_GLOBAL);*/
10346
10347     int version([[NSString stringWithContentsOfFile:@"/var/lib/cydia/firmware.ver"] intValue]);
10348
10349     if (access("/tmp/.cydia.fw", F_OK) == 0) {
10350         unlink("/tmp/.cydia.fw");
10351         goto firmware;
10352     } else if (access("/User", F_OK) != 0 || version < 4) {
10353       firmware:
10354         _trace();
10355         system("/usr/libexec/cydia/firmware.sh");
10356         _trace();
10357     }
10358
10359     _assert([[NSFileManager defaultManager]
10360         createDirectoryAtPath:@"/var/cache/apt/archives/partial"
10361         withIntermediateDirectories:YES
10362         attributes:nil
10363         error:NULL
10364     ]);
10365
10366     if (access("/tmp/cydia.chk", F_OK) == 0) {
10367         if (unlink("/var/cache/apt/pkgcache.bin") == -1)
10368             _assert(errno == ENOENT);
10369         if (unlink("/var/cache/apt/srcpkgcache.bin") == -1)
10370             _assert(errno == ENOENT);
10371     }
10372
10373     /* APT Initialization {{{ */
10374     _assert(pkgInitConfig(*_config));
10375     _assert(pkgInitSystem(*_config, _system));
10376
10377     if (lang != NULL)
10378         _config->Set("APT::Acquire::Translation", lang);
10379
10380     // XXX: this timeout might be important :(
10381     //_config->Set("Acquire::http::Timeout", 15);
10382
10383     _config->Set("Acquire::http::MaxParallel", 3);
10384     /* }}} */
10385     /* Color Choices {{{ */
10386     space_ = CGColorSpaceCreateDeviceRGB();
10387
10388     Blue_.Set(space_, 0.2, 0.2, 1.0, 1.0);
10389     Blueish_.Set(space_, 0x19/255.f, 0x32/255.f, 0x50/255.f, 1.0);
10390     Black_.Set(space_, 0.0, 0.0, 0.0, 1.0);
10391     Off_.Set(space_, 0.9, 0.9, 0.9, 1.0);
10392     White_.Set(space_, 1.0, 1.0, 1.0, 1.0);
10393     Gray_.Set(space_, 0.4, 0.4, 0.4, 1.0);
10394     Green_.Set(space_, 0.0, 0.5, 0.0, 1.0);
10395     Purple_.Set(space_, 0.0, 0.0, 0.7, 1.0);
10396     Purplish_.Set(space_, 0.4, 0.4, 0.8, 1.0);
10397
10398     InstallingColor_ = [UIColor colorWithRed:0.88f green:1.00f blue:0.88f alpha:1.00f];
10399     RemovingColor_ = [UIColor colorWithRed:1.00f green:0.88f blue:0.88f alpha:1.00f];
10400     /* }}}*/
10401     /* UIKit Configuration {{{ */
10402     void (*$GSFontSetUseLegacyFontMetrics)(BOOL)(reinterpret_cast<void (*)(BOOL)>(dlsym(RTLD_DEFAULT, "GSFontSetUseLegacyFontMetrics")));
10403     if ($GSFontSetUseLegacyFontMetrics != NULL)
10404         $GSFontSetUseLegacyFontMetrics(YES);
10405
10406     // XXX: I have a feeling this was important
10407     //UIKeyboardDisableAutomaticAppearance();
10408     /* }}} */
10409
10410     Colon_ = UCLocalize("COLON_DELIMITED");
10411     Elision_ = UCLocalize("ELISION");
10412     Error_ = UCLocalize("ERROR");
10413     Warning_ = UCLocalize("WARNING");
10414
10415     _trace();
10416     int value(UIApplicationMain(argc, argv, @"Cydia", @"Cydia"));
10417
10418     CGColorSpaceRelease(space_);
10419     CFRelease(Locale_);
10420
10421     [pool release];
10422     return value;
10423 }