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