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 *Build_ = nil;
 695 static NSString *Product_ = nil;
 696 static NSString *Safari_ = nil;
 697
 698 static CFLocaleRef Locale_;
 699 static NSArray *Languages_;
 700 static CGColorSpaceRef space_;
 701
 702 static NSDictionary *SectionMap_;
 703 static NSMutableDictionary *Metadata_;
 704 static _transient NSMutableDictionary *Settings_;
 705 static _transient NSString *Role_;
 706 static _transient NSMutableDictionary *Packages_;
 707 static _transient NSMutableDictionary *Values_;
 708 static _transient NSMutableDictionary *Sections_;
 709 _H<NSMutableDictionary> Sources_;
 710 static _transient NSNumber *Version_;
 711 _H<NSString> CydiaSource_;
 712 bool Changed_;
 713 static time_t now_;
 714
 715 bool IsWildcat_;
 716 static CGFloat ScreenScale_;
 717 static NSString *Idiom_;
 718 _H<NSString> Firmware_;
 719 static NSString *Major_;
 720
 721 static _H<NSMutableDictionary> SessionData_;
 722 static _H<NSObject> HostConfig_;
 723 static _H<NSMutableSet> BridgedHosts_;
 724 static _H<NSMutableSet> TokenHosts_;
 725 static _H<NSMutableSet> InsecureHosts_;
 726 static _H<NSMutableSet> PipelinedHosts_;
 727 static _H<NSMutableSet> CachedURLs_;
 728
 729 static NSString *kCydiaProgressEventTypeError = @"Error";
 730 static NSString *kCydiaProgressEventTypeInformation = @"Information";
 731 static NSString *kCydiaProgressEventTypeStatus = @"Status";
 732 static NSString *kCydiaProgressEventTypeWarning = @"Warning";
 733 /* }}} */
 734
 735 /* Display Helpers {{{ */
 736 inline float Interpolate(float begin, float end, float fraction) {
 737     return (end - begin) * fraction + begin;
 738 }
 739
 740 static _finline const char *StripVersion_(const char *version) {
 741     const char *colon(strchr(version, ':'));
 742     return colon == NULL ? version : colon + 1;
 743 }
 744
 745 NSString *LocalizeSection(NSString *section) {
 746     static Pcre title_r("^(.*?) \\((.*)\\)$");
 747     if (title_r(section)) {
 748         NSString *parent(title_r[1]);
 749         NSString *child(title_r[2]);
 750
 751         return [NSString stringWithFormat:UCLocalize("PARENTHETICAL"),
 752             LocalizeSection(parent),
 753             LocalizeSection(child)
 754         ];
 755     }
 756
 757     return [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
 758 }
 759
 760 NSString *Simplify(NSString *title) {
 761     const char *data = [title UTF8String];
 762     size_t size = [title length];
 763
 764     static Pcre square_r("^\\[(.*)\\]$");
 765     if (square_r(data, size))
 766         return Simplify(square_r[1]);
 767
 768     static Pcre paren_r("^\\((.*)\\)$");
 769     if (paren_r(data, size))
 770         return Simplify(paren_r[1]);
 771
 772     static Pcre title_r("^(.*?) \\((.*)\\)$");
 773     if (title_r(data, size))
 774         return Simplify(title_r[1]);
 775
 776     return title;
 777 }
 778 /* }}} */
 779
 780 NSString *GetLastUpdate() {
 781     NSDate *update = [Metadata_ objectForKey:@"LastUpdate"];
 782
 783     if (update == nil)
 784         return UCLocalize("NEVER_OR_UNKNOWN");
 785
 786     CFDateFormatterRef formatter = CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle);
 787     CFStringRef formatted = CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) update);
 788
 789     CFRelease(formatter);
 790
 791     return [(NSString *) formatted autorelease];
 792 }
 793
 794 bool isSectionVisible(NSString *section) {
 795     NSDictionary *metadata([Sections_ objectForKey:(section ?: @"")]);
 796     NSNumber *hidden(metadata == nil ? nil : [metadata objectForKey:@"Hidden"]);
 797     return hidden == nil || ![hidden boolValue];
 798 }
 799
 800 static NSObject *CYIOGetValue(const char *path, NSString *property) {
 801     io_registry_entry_t entry(IORegistryEntryFromPath(kIOMasterPortDefault, path));
 802     if (entry == MACH_PORT_NULL)
 803         return nil;
 804
 805     CFTypeRef value(IORegistryEntryCreateCFProperty(entry, (CFStringRef) property, kCFAllocatorDefault, 0));
 806     IOObjectRelease(entry);
 807
 808     if (value == NULL)
 809         return nil;
 810     return [(id) value autorelease];
 811 }
 812
 813 static NSString *CYHex(NSData *data, bool reverse = false) {
 814     if (data == nil)
 815         return nil;
 816
 817     size_t length([data length]);
 818     uint8_t bytes[length];
 819     [data getBytes:bytes];
 820
 821     char string[length * 2 + 1];
 822     for (size_t i(0); i != length; ++i)
 823         sprintf(string + i * 2, "%.2x", bytes[reverse ? length - i - 1 : i]);
 824
 825     return [NSString stringWithUTF8String:string];
 826 }
 827
 828 @class Cydia;
 829
 830 /* Delegate Prototypes {{{ */
 831 @class Package;
 832 @class Source;
 833 @class CydiaProgressEvent;
 834
 835 @protocol DatabaseDelegate
 836 - (void) repairWithSelector:(SEL)selector;
 837 - (void) setConfigurationData:(NSString *)data;
 838 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task;
 839 @end
 840
 841 @class CYPackageController;
 842
 843 @protocol CydiaDelegate
 844 - (void) returnToCydia;
 845 - (void) saveState;
 846 - (void) retainNetworkActivityIndicator;
 847 - (void) releaseNetworkActivityIndicator;
 848 - (void) clearPackage:(Package *)package;
 849 - (void) installPackage:(Package *)package;
 850 - (void) installPackages:(NSArray *)packages;
 851 - (void) removePackage:(Package *)package;
 852 - (void) beginUpdate;
 853 - (BOOL) updating;
 854 - (void) distUpgrade;
 855 - (void) loadData;
 856 - (void) updateData;
 857 - (void) syncData;
 858 - (void) addSource:(NSDictionary *)source;
 859 - (void) addTrivialSource:(NSString *)href;
 860 - (void) showSettings;
 861 - (UIProgressHUD *) addProgressHUD;
 862 - (void) removeProgressHUD:(UIProgressHUD *)hud;
 863 - (CyteViewController *) pageForPackage:(NSString *)name;
 864 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item;
 865 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
 866 @end
 867 /* }}} */
 868
 869 /* Status Delegation {{{ */
 870 class Status :
 871     public pkgAcquireStatus
 872 {
 873   private:
 874     _transient NSObject<ProgressDelegate> *delegate_;
 875     bool cancelled_;
 876
 877   public:
 878     Status() :
 879         delegate_(nil),
 880         cancelled_(false)
 881     {
 882     }
 883
 884     void setDelegate(NSObject<ProgressDelegate> *delegate) {
 885         delegate_ = delegate;
 886     }
 887
 888     NSObject<ProgressDelegate> *getDelegate() const {
 889         return delegate_;
 890     }
 891
 892     virtual bool MediaChange(std::string media, std::string drive) {
 893         return false;
 894     }
 895
 896     virtual void IMSHit(pkgAcquire::ItemDesc &item) {
 897         Done(item);
 898     }
 899
 900     virtual void Fetch(pkgAcquire::ItemDesc &item) {
 901         NSString *name([NSString stringWithUTF8String:item.ShortDesc.c_str()]);
 902         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithFormat:UCLocalize("DOWNLOADING_"), name] ofType:kCydiaProgressEventTypeStatus forItem:item]);
 903         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
 904     }
 905
 906     virtual void Done(pkgAcquire::ItemDesc &item) {
 907         NSString *name([NSString stringWithUTF8String:item.ShortDesc.c_str()]);
 908         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithFormat:Colon_, UCLocalize("DONE"), name] ofType:kCydiaProgressEventTypeStatus forItem:item]);
 909         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
 910     }
 911
 912     virtual void Fail(pkgAcquire::ItemDesc &item) {
 913         if (
 914             item.Owner->Status == pkgAcquire::Item::StatIdle ||
 915             item.Owner->Status == pkgAcquire::Item::StatDone
 916         )
 917             return;
 918
 919         std::string &error(item.Owner->ErrorText);
 920         if (error.empty())
 921             return;
 922
 923         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:kCydiaProgressEventTypeError forItem:item]);
 924         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
 925     }
 926
 927     virtual bool Pulse(pkgAcquire *Owner) {
 928         bool value = pkgAcquireStatus::Pulse(Owner);
 929
 930         double percent(
 931             double(CurrentBytes + CurrentItems) /
 932             double(TotalBytes + TotalItems)
 933         );
 934
 935         [delegate_ performSelectorOnMainThread:@selector(setProgressStatus:) withObject:[NSDictionary dictionaryWithObjectsAndKeys:
 936             [NSNumber numberWithDouble:percent], @"Percent",
 937
 938             [NSNumber numberWithDouble:CurrentBytes], @"Current",
 939             [NSNumber numberWithDouble:TotalBytes], @"Total",
 940             [NSNumber numberWithDouble:CurrentCPS], @"Speed",
 941         nil] waitUntilDone:YES];
 942
 943         if (value && ![delegate_ isProgressCancelled])
 944             return true;
 945         else {
 946             cancelled_ = true;
 947             return false;
 948         }
 949     }
 950
 951     _finline bool WasCancelled() const {
 952         return cancelled_;
 953     }
 954
 955     virtual void Start() {
 956         pkgAcquireStatus::Start();
 957         [delegate_ performSelectorOnMainThread:@selector(setProgressCancellable:) withObject:[NSNumber numberWithBool:YES] waitUntilDone:YES];
 958     }
 959
 960     virtual void Stop() {
 961         pkgAcquireStatus::Stop();
 962         [delegate_ performSelectorOnMainThread:@selector(setProgressCancellable:) withObject:[NSNumber numberWithBool:NO] waitUntilDone:YES];
 963         [delegate_ performSelectorOnMainThread:@selector(setProgressStatus:) withObject:nil waitUntilDone:YES];
 964     }
 965 };
 966 /* }}} */
 967 /* Database Interface {{{ */
 968 typedef std::map< unsigned long, _H<Source> > SourceMap;
 969
 970 @interface Database : NSObject {
 971     NSZone *zone_;
 972     apr_pool_t *pool_;
 973
 974     unsigned era_;
 975
 976     pkgCacheFile cache_;
 977     pkgDepCache::Policy *policy_;
 978     pkgRecords *records_;
 979     pkgProblemResolver *resolver_;
 980     pkgAcquire *fetcher_;
 981     FileFd *lock_;
 982     SPtr<pkgPackageManager> manager_;
 983     pkgSourceList *list_;
 984
 985     SourceMap sourceMap_;
 986     _H<NSMutableArray> sourceList_;
 987
 988     CFMutableArrayRef packages_;
 989
 990     _transient NSObject<DatabaseDelegate> *delegate_;
 991     _transient NSObject<ProgressDelegate> *progress_;
 992
 993     Status status_;
 994
 995     int cydiafd_;
 996     int statusfd_;
 997     FILE *input_;
 998
 999     std::map<const char *, _H<NSString> > sections_;
1000 }
1001
1002 + (Database *) sharedInstance;
1003 - (unsigned) era;
1004
1005 - (void) _readCydia:(NSNumber *)fd;
1006 - (void) _readStatus:(NSNumber *)fd;
1007 - (void) _readOutput:(NSNumber *)fd;
1008
1009 - (FILE *) input;
1010
1011 - (Package *) packageWithName:(NSString *)name;
1012
1013 - (pkgCacheFile &) cache;
1014 - (pkgDepCache::Policy *) policy;
1015 - (pkgRecords *) records;
1016 - (pkgProblemResolver *) resolver;
1017 - (pkgAcquire &) fetcher;
1018 - (pkgSourceList &) list;
1019 - (NSArray *) packages;
1020 - (NSArray *) sources;
1021 - (Source *) sourceWithKey:(NSString *)key;
1022 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
1023
1024 - (void) configure;
1025 - (bool) prepare;
1026 - (void) perform;
1027 - (bool) upgrade;
1028 - (void) update;
1029
1030 - (void) updateWithStatus:(Status &)status;
1031
1032 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate;
1033
1034 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate;
1035 - (NSObject<ProgressDelegate> *) progressDelegate;
1036
1037 - (Source *) getSource:(pkgCache::PkgFileIterator)file;
1038
1039 - (NSString *) mappedSectionForPointer:(const char *)pointer;
1040
1041 @end
1042 /* }}} */
1043 /* ProgressEvent Implementation {{{ */
1044 @implementation CydiaProgressEvent
1045
1046 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type {
1047     return [[[CydiaProgressEvent alloc] initWithMessage:message ofType:type] autorelease];
1048 }
1049
1050 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forPackage:(NSString *)package {
1051     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1052     [event setPackage:package];
1053     return event;
1054 }
1055
1056 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forItem:(pkgAcquire::ItemDesc &)item {
1057     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1058
1059     NSString *description([NSString stringWithUTF8String:item.Description.c_str()]);
1060     NSArray *fields([description componentsSeparatedByString:@" "]);
1061     [event setItem:fields];
1062
1063     if ([fields count] > 3) {
1064         [event setPackage:[fields objectAtIndex:2]];
1065         [event setVersion:[fields objectAtIndex:3]];
1066     }
1067
1068     [event setURL:[NSString stringWithUTF8String:item.URI.c_str()]];
1069
1070     return event;
1071 }
1072
1073 + (NSArray *) _attributeKeys {
1074     return [NSArray arrayWithObjects:
1075         @"item",
1076         @"message",
1077         @"package",
1078         @"type",
1079         @"url",
1080         @"version",
1081     nil];
1082 }
1083
1084 - (NSArray *) attributeKeys {
1085     return [[self class] _attributeKeys];
1086 }
1087
1088 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1089     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1090 }
1091
1092 - (id) initWithMessage:(NSString *)message ofType:(NSString *)type {
1093     if ((self = [super init]) != nil) {
1094         message_ = message;
1095         type_ = type;
1096     } return self;
1097 }
1098
1099 - (NSString *) message {
1100     return message_;
1101 }
1102
1103 - (NSString *) type {
1104     return type_;
1105 }
1106
1107 - (NSArray *) item {
1108     return (id) item_ ?: [NSNull null];
1109 }
1110
1111 - (void) setItem:(NSArray *)item {
1112     item_ = item;
1113 }
1114
1115 - (NSString *) package {
1116     return (id) package_ ?: [NSNull null];
1117 }
1118
1119 - (void) setPackage:(NSString *)package {
1120     package_ = package;
1121 }
1122
1123 - (NSString *) url {
1124     return (id) url_ ?: [NSNull null];
1125 }
1126
1127 - (void) setURL:(NSString *)url {
1128     url_ = url;
1129 }
1130
1131 - (void) setVersion:(NSString *)version {
1132     version_ = version;
1133 }
1134
1135 - (NSString *) version {
1136     return (id) version_ ?: [NSNull null];
1137 }
1138
1139 - (NSString *) compound:(NSString *)value {
1140     if (value != nil) {
1141         NSString *mode(nil); {
1142             NSString *type([self type]);
1143             if ([type isEqualToString:kCydiaProgressEventTypeError])
1144                 mode = UCLocalize("ERROR");
1145             else if ([type isEqualToString:kCydiaProgressEventTypeWarning])
1146                 mode = UCLocalize("WARNING");
1147         }
1148
1149         if (mode != nil)
1150             value = [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), mode, value];
1151     }
1152
1153     return value;
1154 }
1155
1156 - (NSString *) compoundMessage {
1157     return [self compound:[self message]];
1158 }
1159
1160 - (NSString *) compoundTitle {
1161     NSString *title;
1162
1163     if (package_ == nil)
1164         title = nil;
1165     else if (Package *package = [[Database sharedInstance] packageWithName:package_])
1166         title = [package name];
1167     else
1168         title = package_;
1169
1170     return [self compound:title];
1171 }
1172
1173 @end
1174 /* }}} */
1175
1176 // Cytore Definitions {{{
1177 struct PackageValue :
1178     Cytore::Block
1179 {
1180     Cytore::Offset<PackageValue> next_;
1181
1182     uint32_t index_ : 23;
1183     uint32_t subscribed_ : 1;
1184     uint32_t : 8;
1185
1186     int32_t first_;
1187     int32_t last_;
1188
1189     uint16_t vhash_;
1190     uint16_t nhash_;
1191
1192     char version_[8];
1193     char name_[];
1194 };
1195
1196 struct MetaValue :
1197     Cytore::Block
1198 {
1199     uint32_t active_;
1200     Cytore::Offset<PackageValue> packages_[1 << 16];
1201 };
1202
1203 static Cytore::File<MetaValue> MetaFile_;
1204 // }}}
1205 // Cytore Helper Functions {{{
1206 static PackageValue *PackageFind(const char *name, size_t length, bool *fail = NULL) {
1207     SplitHash nhash = { hashlittle(name, length) };
1208
1209     PackageValue *metadata;
1210
1211     Cytore::Offset<PackageValue> *offset(&MetaFile_->packages_[nhash.u16[0]]);
1212     offset: if (offset->IsNull()) {
1213         *offset = MetaFile_.New<PackageValue>(length + 1);
1214         metadata = &MetaFile_.Get(*offset);
1215
1216         if (metadata == NULL) {
1217             if (fail != NULL)
1218                 *fail = true;
1219
1220             metadata = new PackageValue();
1221             memset(metadata, 0, sizeof(*metadata));
1222         }
1223
1224         memcpy(metadata->name_, name, length + 1);
1225         metadata->nhash_ = nhash.u16[1];
1226     } else {
1227         metadata = &MetaFile_.Get(*offset);
1228
1229         if (metadata->nhash_ != nhash.u16[1] || strncmp(metadata->name_, name, length + 1) != 0) {
1230             offset = &metadata->next_;
1231             goto offset;
1232         }
1233     }
1234
1235     return metadata;
1236 }
1237
1238 static void PackageImport(const void *key, const void *value, void *context) {
1239     bool &fail(*reinterpret_cast<bool *>(context));
1240
1241     char buffer[1024];
1242     if (!CFStringGetCString((CFStringRef) key, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1243         NSLog(@"failed to import package %@", key);
1244         return;
1245     }
1246
1247     PackageValue *metadata(PackageFind(buffer, strlen(buffer), &fail));
1248     NSDictionary *package((NSDictionary *) value);
1249
1250     if (NSNumber *subscribed = [package objectForKey:@"IsSubscribed"])
1251         if ([subscribed boolValue] && !metadata->subscribed_)
1252             metadata->subscribed_ = true;
1253
1254     if (NSDate *date = [package objectForKey:@"FirstSeen"]) {
1255         time_t time([date timeIntervalSince1970]);
1256         if (metadata->first_ > time || metadata->first_ == 0)
1257             metadata->first_ = time;
1258     }
1259
1260     NSDate *date([package objectForKey:@"LastSeen"]);
1261     NSString *version([package objectForKey:@"LastVersion"]);
1262
1263     if (date != nil && version != nil) {
1264         time_t time([date timeIntervalSince1970]);
1265         if (metadata->last_ < time || metadata->last_ == 0)
1266             if (CFStringGetCString((CFStringRef) version, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1267                 size_t length(strlen(buffer));
1268                 uint16_t vhash(hashlittle(buffer, length));
1269
1270                 size_t capped(std::min<size_t>(8, length));
1271                 char *latest(buffer + length - capped);
1272
1273                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
1274                 metadata->vhash_ = vhash;
1275
1276                 metadata->last_ = time;
1277             }
1278     }
1279 }
1280 // }}}
1281
1282 /* Source Class {{{ */
1283 @interface Source : NSObject {
1284     unsigned era_;
1285     Database *database_;
1286     metaIndex *index_;
1287
1288     CYString depiction_;
1289     CYString description_;
1290     CYString label_;
1291     CYString origin_;
1292     CYString support_;
1293
1294     CYString uri_;
1295     CYString distribution_;
1296     CYString type_;
1297     CYString base_;
1298     CYString version_;
1299
1300     _H<NSString> host_;
1301     _H<NSString> authority_;
1302
1303     CYString defaultIcon_;
1304
1305     _H<NSDictionary> record_;
1306     BOOL trusted_;
1307 }
1308
1309 - (Source *) initWithMetaIndex:(metaIndex *)index forDatabase:(Database *)database inPool:(apr_pool_t *)pool;
1310
1311 - (NSComparisonResult) compareByName:(Source *)source;
1312
1313 - (NSString *) depictionForPackage:(NSString *)package;
1314 - (NSString *) supportForPackage:(NSString *)package;
1315
1316 - (NSDictionary *) record;
1317 - (BOOL) trusted;
1318
1319 - (NSString *) rooturi;
1320 - (NSString *) distribution;
1321 - (NSString *) type;
1322
1323 - (NSString *) key;
1324 - (NSString *) host;
1325
1326 - (NSString *) name;
1327 - (NSString *) shortDescription;
1328 - (NSString *) label;
1329 - (NSString *) origin;
1330 - (NSString *) version;
1331
1332 - (NSString *) defaultIcon;
1333 - (NSURL *) iconURL;
1334
1335 @end
1336
1337 @implementation Source
1338
1339 - (void) _clear {
1340     uri_.clear();
1341     distribution_.clear();
1342     type_.clear();
1343
1344     base_.clear();
1345
1346     description_.clear();
1347     label_.clear();
1348     origin_.clear();
1349     depiction_.clear();
1350     support_.clear();
1351     version_.clear();
1352     defaultIcon_.clear();
1353
1354     record_ = nil;
1355     host_ = nil;
1356     authority_ = nil;
1357 }
1358
1359 + (NSString *) webScriptNameForSelector:(SEL)selector {
1360     if (false);
1361     else if (selector == @selector(addSection:))
1362         return @"addSection";
1363     else if (selector == @selector(getField:))
1364         return @"getField";
1365     else if (selector == @selector(removeSection:))
1366         return @"removeSection";
1367     else if (selector == @selector(remove))
1368         return @"remove";
1369     else
1370         return nil;
1371 }
1372
1373 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
1374     return [self webScriptNameForSelector:selector] == nil;
1375 }
1376
1377 + (NSArray *) _attributeKeys {
1378     return [NSArray arrayWithObjects:
1379         @"baseuri",
1380         @"distribution",
1381         @"host",
1382         @"key",
1383         @"iconuri",
1384         @"label",
1385         @"name",
1386         @"origin",
1387         @"rooturi",
1388         @"sections",
1389         @"shortDescription",
1390         @"trusted",
1391         @"type",
1392         @"version",
1393     nil];
1394 }
1395
1396 - (NSArray *) attributeKeys {
1397     return [[self class] _attributeKeys];
1398 }
1399
1400 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1401     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1402 }
1403
1404 - (void) setMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool {
1405     [self _clear];
1406
1407     trusted_ = index->IsTrusted();
1408
1409     uri_.set(pool, index->GetURI());
1410     distribution_.set(pool, index->GetDist());
1411     type_.set(pool, index->GetType());
1412
1413     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index));
1414     if (dindex != NULL) {
1415         base_.set(pool, dindex->MetaIndexURI(""));
1416
1417         FileFd fd;
1418         if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly))
1419             _error->Discard();
1420         else {
1421             pkgTagFile tags(&fd);
1422
1423             pkgTagSection section;
1424             tags.Step(section);
1425
1426             struct {
1427                 const char *name_;
1428                 CYString *value_;
1429             } names[] = {
1430                 {"default-icon", &defaultIcon_},
1431                 {"depiction", &depiction_},
1432                 {"description", &description_},
1433                 {"label", &label_},
1434                 {"origin", &origin_},
1435                 {"support", &support_},
1436                 {"version", &version_},
1437             };
1438
1439             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
1440                 const char *start, *end;
1441
1442                 if (section.Find(names[i].name_, start, end)) {
1443                     CYString &value(*names[i].value_);
1444                     value.set(pool, start, end - start);
1445                 }
1446             }
1447         }
1448     }
1449
1450     record_ = [Sources_ objectForKey:[self key]];
1451
1452     NSURL *url([NSURL URLWithString:uri_]);
1453
1454     host_ = [url host];
1455     if (host_ != nil)
1456         host_ = [host_ lowercaseString];
1457
1458     if (host_ != nil)
1459         authority_ = host_;
1460     else
1461         authority_ = [url path];
1462 }
1463
1464 - (Source *) initWithMetaIndex:(metaIndex *)index forDatabase:(Database *)database inPool:(apr_pool_t *)pool {
1465     if ((self = [super init]) != nil) {
1466         era_ = [database era];
1467         database_ = database;
1468         index_ = index;
1469
1470         [self setMetaIndex:index inPool:pool];
1471     } return self;
1472 }
1473
1474 - (NSString *) getField:(NSString *)name {
1475 @synchronized (database_) {
1476     if ([database_ era] != era_ || index_ == NULL)
1477         return nil;
1478
1479     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index_));
1480     if (dindex == NULL)
1481         return nil;
1482
1483     FileFd fd;
1484     if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly)) {
1485          _error->Discard();
1486          return nil;
1487     }
1488
1489     pkgTagFile tags(&fd);
1490
1491     pkgTagSection section;
1492     tags.Step(section);
1493
1494     const char *start, *end;
1495     if (!section.Find([name UTF8String], start, end))
1496         return (NSString *) [NSNull null];
1497
1498     return [NSString stringWithString:[(NSString *) CYStringCreate(start, end - start) autorelease]];
1499 } }
1500
1501 - (NSComparisonResult) compareByName:(Source *)source {
1502     NSString *lhs = [self name];
1503     NSString *rhs = [source name];
1504
1505     if ([lhs length] != 0 && [rhs length] != 0) {
1506         unichar lhc = [lhs characterAtIndex:0];
1507         unichar rhc = [rhs characterAtIndex:0];
1508
1509         if (isalpha(lhc) && !isalpha(rhc))
1510             return NSOrderedAscending;
1511         else if (!isalpha(lhc) && isalpha(rhc))
1512             return NSOrderedDescending;
1513     }
1514
1515     return [lhs compare:rhs options:LaxCompareOptions_];
1516 }
1517
1518 - (NSString *) depictionForPackage:(NSString *)package {
1519     return depiction_.empty() ? nil : [static_cast<id>(depiction_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1520 }
1521
1522 - (NSString *) supportForPackage:(NSString *)package {
1523     return support_.empty() ? nil : [static_cast<id>(support_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1524 }
1525
1526 - (NSArray *) sections {
1527     return record_ == nil ? (id) [NSNull null] : [record_ objectForKey:@"Sections"] ?: [NSArray array];
1528 }
1529
1530 - (void) _addSection:(NSString *)section {
1531     if (record_ == nil)
1532         return;
1533     else if (NSMutableArray *sections = [record_ objectForKey:@"Sections"]) {
1534         if (![sections containsObject:section]) {
1535             [sections addObject:section];
1536             Changed_ = true;
1537         }
1538     } else {
1539         [record_ setObject:[NSMutableArray arrayWithObject:section] forKey:@"Sections"];
1540         Changed_ = true;
1541     }
1542 }
1543
1544 - (bool) addSection:(NSString *)section {
1545     if (record_ == nil)
1546         return false;
1547
1548     [self performSelectorOnMainThread:@selector(_addSection:) withObject:section waitUntilDone:NO];
1549     return true;
1550 }
1551
1552 - (void) _removeSection:(NSString *)section {
1553     if (record_ == nil)
1554         return;
1555
1556     if (NSMutableArray *sections = [record_ objectForKey:@"Sections"])
1557         if ([sections containsObject:section]) {
1558             [sections removeObject:section];
1559             Changed_ = true;
1560         }
1561 }
1562
1563 - (bool) removeSection:(NSString *)section {
1564     if (record_ == nil)
1565         return false;
1566
1567     [self performSelectorOnMainThread:@selector(_removeSection:) withObject:section waitUntilDone:NO];
1568     return true;
1569 }
1570
1571 - (void) _remove {
1572     [Sources_ removeObjectForKey:[self key]];
1573     Changed_ = true;
1574 }
1575
1576 - (bool) remove {
1577     bool value(record_ != nil);
1578     [self performSelectorOnMainThread:@selector(_remove) withObject:nil waitUntilDone:NO];
1579     return value;
1580 }
1581
1582 - (NSDictionary *) record {
1583     return record_;
1584 }
1585
1586 - (BOOL) trusted {
1587     return trusted_;
1588 }
1589
1590 - (NSString *) rooturi {
1591     return uri_;
1592 }
1593
1594 - (NSString *) distribution {
1595     return distribution_;
1596 }
1597
1598 - (NSString *) type {
1599     return type_;
1600 }
1601
1602 - (NSString *) baseuri {
1603     return base_.empty() ? nil : (id) base_;
1604 }
1605
1606 - (NSString *) iconuri {
1607     if (NSString *base = [self baseuri])
1608         return [base stringByAppendingString:@"CydiaIcon.png"];
1609
1610     return nil;
1611 }
1612
1613 - (NSURL *) iconURL {
1614     if (NSString *uri = [self iconuri])
1615         return [NSURL URLWithString:uri];
1616     return nil;
1617 }
1618
1619 - (NSString *) key {
1620     return [NSString stringWithFormat:@"%@:%@:%@", (NSString *) type_, (NSString *) uri_, (NSString *) distribution_];
1621 }
1622
1623 - (NSString *) host {
1624     return host_;
1625 }
1626
1627 - (NSString *) name {
1628     return origin_.empty() ? (id) authority_ : origin_;
1629 }
1630
1631 - (NSString *) shortDescription {
1632     return description_;
1633 }
1634
1635 - (NSString *) label {
1636     return label_.empty() ? (id) authority_ : label_;
1637 }
1638
1639 - (NSString *) origin {
1640     return origin_;
1641 }
1642
1643 - (NSString *) version {
1644     return version_;
1645 }
1646
1647 - (NSString *) defaultIcon {
1648     return defaultIcon_;
1649 }
1650
1651 @end
1652 /* }}} */
1653 /* CydiaOperation Class {{{ */
1654 @interface CydiaOperation : NSObject {
1655     _H<NSString> operator_;
1656     _H<NSString> value_;
1657 }
1658
1659 - (NSString *) operator;
1660 - (NSString *) value;
1661
1662 @end
1663
1664 @implementation CydiaOperation
1665
1666 - (id) initWithOperator:(const char *)_operator value:(const char *)value {
1667     if ((self = [super init]) != nil) {
1668         operator_ = [NSString stringWithUTF8String:_operator];
1669         value_ = [NSString stringWithUTF8String:value];
1670     } return self;
1671 }
1672
1673 + (NSArray *) _attributeKeys {
1674     return [NSArray arrayWithObjects:
1675         @"operator",
1676         @"value",
1677     nil];
1678 }
1679
1680 - (NSArray *) attributeKeys {
1681     return [[self class] _attributeKeys];
1682 }
1683
1684 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1685     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1686 }
1687
1688 - (NSString *) operator {
1689     return operator_;
1690 }
1691
1692 - (NSString *) value {
1693     return value_;
1694 }
1695
1696 @end
1697 /* }}} */
1698 /* CydiaClause Class {{{ */
1699 @interface CydiaClause : NSObject {
1700     _H<NSString> package_;
1701     _H<CydiaOperation> version_;
1702 }
1703
1704 - (NSString *) package;
1705 - (CydiaOperation *) version;
1706
1707 @end
1708
1709 @implementation CydiaClause
1710
1711 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1712     if ((self = [super init]) != nil) {
1713         package_ = [NSString stringWithUTF8String:dep.TargetPkg().Name()];
1714
1715         if (const char *version = dep.TargetVer())
1716             version_ = [[[CydiaOperation alloc] initWithOperator:dep.CompType() value:version] autorelease];
1717         else
1718             version_ = (id) [NSNull null];
1719     } return self;
1720 }
1721
1722 + (NSArray *) _attributeKeys {
1723     return [NSArray arrayWithObjects:
1724         @"package",
1725         @"version",
1726     nil];
1727 }
1728
1729 - (NSArray *) attributeKeys {
1730     return [[self class] _attributeKeys];
1731 }
1732
1733 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1734     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1735 }
1736
1737 - (NSString *) package {
1738     return package_;
1739 }
1740
1741 - (CydiaOperation *) version {
1742     return version_;
1743 }
1744
1745 @end
1746 /* }}} */
1747 /* CydiaRelation Class {{{ */
1748 @interface CydiaRelation : NSObject {
1749     _H<NSString> relationship_;
1750     _H<NSMutableArray> clauses_;
1751 }
1752
1753 - (NSString *) relationship;
1754 - (NSArray *) clauses;
1755
1756 @end
1757
1758 @implementation CydiaRelation
1759
1760 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1761     if ((self = [super init]) != nil) {
1762         relationship_ = [NSString stringWithUTF8String:dep.DepType()];
1763         clauses_ = [NSMutableArray arrayWithCapacity:8];
1764
1765         pkgCache::DepIterator start;
1766         pkgCache::DepIterator end;
1767         dep.GlobOr(start, end); // ++dep
1768
1769         _forever {
1770             [clauses_ addObject:[[[CydiaClause alloc] initWithIterator:start] autorelease]];
1771
1772             // yes, seriously. (wtf?)
1773             if (start == end)
1774                 break;
1775             ++start;
1776         }
1777     } return self;
1778 }
1779
1780 + (NSArray *) _attributeKeys {
1781     return [NSArray arrayWithObjects:
1782         @"clauses",
1783         @"relationship",
1784     nil];
1785 }
1786
1787 - (NSArray *) attributeKeys {
1788     return [[self class] _attributeKeys];
1789 }
1790
1791 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1792     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1793 }
1794
1795 - (NSString *) relationship {
1796     return relationship_;
1797 }
1798
1799 - (NSArray *) clauses {
1800     return clauses_;
1801 }
1802
1803 - (void) addClause:(CydiaClause *)clause {
1804     [clauses_ addObject:clause];
1805 }
1806
1807 @end
1808 /* }}} */
1809 /* Package Class {{{ */
1810 struct ParsedPackage {
1811     CYString md5sum_;
1812     CYString tagline_;
1813
1814     CYString architecture_;
1815     CYString icon_;
1816
1817     CYString depiction_;
1818     CYString homepage_;
1819
1820     CYString sponsor_;
1821     CYString author_;
1822
1823     CYString bugs_;
1824     CYString support_;
1825 };
1826
1827 @interface Package : NSObject {
1828     uint32_t era_ : 25;
1829     uint32_t role_ : 3;
1830     uint32_t essential_ : 1;
1831     uint32_t obsolete_ : 1;
1832     uint32_t ignored_ : 1;
1833     uint32_t pooled_ : 1;
1834
1835     apr_pool_t *pool_;
1836
1837     uint32_t rank_;
1838
1839     _transient Database *database_;
1840
1841     pkgCache::VerIterator version_;
1842     pkgCache::PkgIterator iterator_;
1843     pkgCache::VerFileIterator file_;
1844
1845     CYString id_;
1846     CYString name_;
1847
1848     CYString latest_;
1849     CYString installed_;
1850
1851     const char *section_;
1852     _transient NSString *section$_;
1853
1854     _H<Source> source_;
1855
1856     PackageValue *metadata_;
1857     ParsedPackage *parsed_;
1858
1859     _H<NSMutableArray> tags_;
1860 }
1861
1862 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
1863 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
1864
1865 - (pkgCache::PkgIterator) iterator;
1866 - (void) parse;
1867
1868 - (NSString *) section;
1869 - (NSString *) simpleSection;
1870
1871 - (NSString *) longSection;
1872 - (NSString *) shortSection;
1873
1874 - (NSString *) uri;
1875
1876 - (MIMEAddress *) maintainer;
1877 - (size_t) size;
1878 - (NSString *) longDescription;
1879 - (NSString *) shortDescription;
1880 - (unichar) index;
1881
1882 - (PackageValue *) metadata;
1883 - (time_t) seen;
1884
1885 - (bool) subscribed;
1886 - (bool) setSubscribed:(bool)subscribed;
1887
1888 - (BOOL) ignored;
1889
1890 - (NSString *) latest;
1891 - (NSString *) installed;
1892 - (BOOL) uninstalled;
1893
1894 - (BOOL) valid;
1895 - (BOOL) upgradableAndEssential:(BOOL)essential;
1896 - (BOOL) essential;
1897 - (BOOL) broken;
1898 - (BOOL) unfiltered;
1899 - (BOOL) visible;
1900
1901 - (BOOL) half;
1902 - (BOOL) halfConfigured;
1903 - (BOOL) halfInstalled;
1904 - (BOOL) hasMode;
1905 - (NSString *) mode;
1906
1907 - (NSString *) id;
1908 - (NSString *) name;
1909 - (UIImage *) icon;
1910 - (NSString *) homepage;
1911 - (NSString *) depiction;
1912 - (MIMEAddress *) author;
1913
1914 - (NSString *) support;
1915
1916 - (NSArray *) files;
1917 - (NSArray *) warnings;
1918 - (NSArray *) applications;
1919
1920 - (Source *) source;
1921
1922 - (uint32_t) rank;
1923 - (BOOL) matches:(NSArray *)query;
1924
1925 - (bool) hasSupportingRole;
1926 - (BOOL) hasTag:(NSString *)tag;
1927 - (NSString *) primaryPurpose;
1928 - (NSArray *) purposes;
1929 - (bool) isCommercial;
1930
1931 - (void) setIndex:(size_t)index;
1932
1933 - (CYString &) cyname;
1934
1935 - (uint32_t) compareBySection:(NSArray *)sections;
1936
1937 - (void) install;
1938 - (void) remove;
1939
1940 - (bool) isUnfilteredAndSearchedForBy:(NSArray *)query;
1941 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search;
1942 - (bool) isInstalledAndUnfiltered:(NSNumber *)number;
1943 - (bool) isVisibleInSection:(NSString *)section;
1944 - (bool) isVisibleInSource:(Source *)source;
1945
1946 @end
1947
1948 uint32_t PackageChangesRadix(Package *self, void *) {
1949     union {
1950         uint32_t key;
1951
1952         struct {
1953             uint32_t timestamp : 30;
1954             uint32_t ignored : 1;
1955             uint32_t upgradable : 1;
1956         } bits;
1957     } value;
1958
1959     bool upgradable([self upgradableAndEssential:YES]);
1960     value.bits.upgradable = upgradable ? 1 : 0;
1961
1962     if (upgradable) {
1963         value.bits.timestamp = 0;
1964         value.bits.ignored = [self ignored] ? 0 : 1;
1965         value.bits.upgradable = 1;
1966     } else {
1967         value.bits.timestamp = [self seen] >> 2;
1968         value.bits.ignored = 0;
1969         value.bits.upgradable = 0;
1970     }
1971
1972     return _not(uint32_t) - value.key;
1973 }
1974
1975 uint32_t PackagePrefixRadix(Package *self, void *context) {
1976     size_t offset(reinterpret_cast<size_t>(context));
1977     CYString &name([self cyname]);
1978
1979     size_t size(name.size());
1980     if (size == 0)
1981         return 0;
1982     char *text(name.data());
1983
1984     size_t zeros;
1985     if (!isdigit(text[0]))
1986         zeros = 0;
1987     else {
1988         size_t digits(1);
1989         while (size != digits && isdigit(text[digits]))
1990             if (++digits == 4)
1991                 break;
1992         zeros = 4 - digits;
1993     }
1994
1995     uint8_t data[4];
1996
1997     if (offset == 0 && zeros != 0) {
1998         memset(data, '0', zeros);
1999         memcpy(data + zeros, text, 4 - zeros);
2000     } else {
2001         /* XXX: there's some danger here if you request a non-zero offset < 4 and it gets zero padded */
2002         if (size <= offset - zeros)
2003             return 0;
2004
2005         text += offset - zeros;
2006         size -= offset - zeros;
2007
2008         if (size >= 4)
2009             memcpy(data, text, 4);
2010         else {
2011             memcpy(data, text, size);
2012             memset(data + size, 0, 4 - size);
2013         }
2014
2015         for (size_t i(0); i != 4; ++i)
2016             if (isalpha(data[i]))
2017                 data[i] |= 0x20;
2018     }
2019
2020     if (offset == 0)
2021         if (data[0] == '@')
2022             data[0] = 0x7f;
2023         else
2024             data[0] = (data[0] & 0x1f) | "\x80\x00\xc0\x40"[data[0] >> 6];
2025
2026     /* XXX: ntohl may be more honest */
2027     return OSSwapInt32(*reinterpret_cast<uint32_t *>(data));
2028 }
2029
2030 CYString &(*PackageName)(Package *self, SEL sel);
2031
2032 CFComparisonResult PackageNameCompare(Package *lhs, Package *rhs, void *arg) {
2033     _profile(PackageNameCompare)
2034         CYString &lhi(PackageName(lhs, @selector(cyname)));
2035         CYString &rhi(PackageName(rhs, @selector(cyname)));
2036         CFStringRef lhn(lhi), rhn(rhi);
2037
2038         if (lhn == NULL)
2039             return rhn == NULL ? NSOrderedSame : NSOrderedAscending;
2040         else if (rhn == NULL)
2041             return NSOrderedDescending;
2042
2043         _profile(PackageNameCompare$NumbersLast)
2044             if (!lhi.empty() && !rhi.empty()) {
2045                 UniChar lhc(CFStringGetCharacterAtIndex(lhn, 0));
2046                 UniChar rhc(CFStringGetCharacterAtIndex(rhn, 0));
2047                 bool lha(CFUniCharIsMemberOf(lhc, kCFUniCharLetterCharacterSet));
2048                 if (lha != CFUniCharIsMemberOf(rhc, kCFUniCharLetterCharacterSet))
2049                     return lha ? NSOrderedAscending : NSOrderedDescending;
2050             }
2051         _end
2052
2053         CFIndex length = CFStringGetLength(lhn);
2054
2055         _profile(PackageNameCompare$Compare)
2056             return CFStringCompareWithOptionsAndLocale(lhn, rhn, CFRangeMake(0, length), LaxCompareFlags_, Locale_);
2057         _end
2058     _end
2059 }
2060
2061 CFComparisonResult PackageNameCompare_(Package **lhs, Package **rhs, void *context) {
2062     return PackageNameCompare(*lhs, *rhs, context);
2063 }
2064
2065 struct PackageNameOrdering :
2066     std::binary_function<Package *, Package *, bool>
2067 {
2068     _finline bool operator ()(Package *lhs, Package *rhs) const {
2069         return PackageNameCompare(lhs, rhs, NULL) == NSOrderedAscending;
2070     }
2071 };
2072
2073 @implementation Package
2074
2075 - (NSString *) description {
2076     return [NSString stringWithFormat:@"<Package:%@>", static_cast<NSString *>(name_)];
2077 }
2078
2079 - (void) dealloc {
2080     if (!pooled_)
2081         apr_pool_destroy(pool_);
2082     if (parsed_ != NULL)
2083         delete parsed_;
2084     [super dealloc];
2085 }
2086
2087 + (NSString *) webScriptNameForSelector:(SEL)selector {
2088     if (false);
2089     else if (selector == @selector(clear))
2090         return @"clear";
2091     else if (selector == @selector(getField:))
2092         return @"getField";
2093     else if (selector == @selector(hasTag:))
2094         return @"hasTag";
2095     else if (selector == @selector(install))
2096         return @"install";
2097     else if (selector == @selector(remove))
2098         return @"remove";
2099     else
2100         return nil;
2101 }
2102
2103 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
2104     return [self webScriptNameForSelector:selector] == nil;
2105 }
2106
2107 + (NSArray *) _attributeKeys {
2108     return [NSArray arrayWithObjects:
2109         @"applications",
2110         @"architecture",
2111         @"author",
2112         @"depiction",
2113         @"essential",
2114         @"homepage",
2115         @"icon",
2116         @"id",
2117         @"installed",
2118         @"latest",
2119         @"longDescription",
2120         @"longSection",
2121         @"maintainer",
2122         @"md5sum",
2123         @"mode",
2124         @"name",
2125         @"purposes",
2126         @"relations",
2127         @"section",
2128         @"selection",
2129         @"shortDescription",
2130         @"shortSection",
2131         @"simpleSection",
2132         @"size",
2133         @"source",
2134         @"sponsor",
2135         @"state",
2136         @"support",
2137         @"tags",
2138         @"warnings",
2139     nil];
2140 }
2141
2142 - (NSArray *) attributeKeys {
2143     return [[self class] _attributeKeys];
2144 }
2145
2146 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2147     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2148 }
2149
2150 - (NSArray *) relations {
2151 @synchronized (database_) {
2152     NSMutableArray *relations([NSMutableArray arrayWithCapacity:16]);
2153     for (pkgCache::DepIterator dep(version_.DependsList()); !dep.end(); ++dep)
2154         [relations addObject:[[[CydiaRelation alloc] initWithIterator:dep] autorelease]];
2155     return relations;
2156 } }
2157
2158 - (NSString *) architecture {
2159     [self parse];
2160 @synchronized (database_) {
2161     return parsed_->architecture_.empty() ? [NSNull null] : (id) parsed_->architecture_;
2162 } }
2163
2164 - (NSString *) getField:(NSString *)name {
2165 @synchronized (database_) {
2166     if ([database_ era] != era_ || file_.end())
2167         return nil;
2168
2169     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2170
2171     const char *start, *end;
2172     if (!parser.Find([name UTF8String], start, end))
2173         return (NSString *) [NSNull null];
2174
2175     return [NSString stringWithString:[(NSString *) CYStringCreate(start, end - start) autorelease]];
2176 } }
2177
2178 - (void) parse {
2179     if (parsed_ != NULL)
2180         return;
2181 @synchronized (database_) {
2182     if ([database_ era] != era_ || file_.end())
2183         return;
2184
2185     ParsedPackage *parsed(new ParsedPackage);
2186     parsed_ = parsed;
2187
2188     _profile(Package$parse)
2189         pkgRecords::Parser *parser;
2190
2191         _profile(Package$parse$Lookup)
2192             parser = &[database_ records]->Lookup(file_);
2193         _end
2194
2195         CYString website;
2196
2197         _profile(Package$parse$Find)
2198             struct {
2199                 const char *name_;
2200                 CYString *value_;
2201             } names[] = {
2202                 {"architecture", &parsed->architecture_},
2203                 {"icon", &parsed->icon_},
2204                 {"depiction", &parsed->depiction_},
2205                 {"homepage", &parsed->homepage_},
2206                 {"website", &website},
2207                 {"bugs", &parsed->bugs_},
2208                 {"support", &parsed->support_},
2209                 {"sponsor", &parsed->sponsor_},
2210                 {"author", &parsed->author_},
2211                 {"md5sum", &parsed->md5sum_},
2212             };
2213
2214             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
2215                 const char *start, *end;
2216
2217                 if (parser->Find(names[i].name_, start, end)) {
2218                     CYString &value(*names[i].value_);
2219                     _profile(Package$parse$Value)
2220                         value.set(pool_, start, end - start);
2221                     _end
2222                 }
2223             }
2224         _end
2225
2226         _profile(Package$parse$Tagline)
2227             const char *start, *end;
2228             if (parser->ShortDesc(start, end)) {
2229                 const char *stop(reinterpret_cast<const char *>(memchr(start, '\n', end - start)));
2230                 if (stop == NULL)
2231                     stop = end;
2232                 while (stop != start && stop[-1] == '\r')
2233                     --stop;
2234                 parsed->tagline_.set(pool_, start, stop - start);
2235             }
2236         _end
2237
2238         _profile(Package$parse$Retain)
2239             if (parsed->homepage_.empty())
2240                 parsed->homepage_ = website;
2241             if (parsed->homepage_ == parsed->depiction_)
2242                 parsed->homepage_.clear();
2243         _end
2244     _end
2245 } }
2246
2247 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2248     if ((self = [super init]) != nil) {
2249     _profile(Package$initWithVersion)
2250         if (pool == NULL)
2251             apr_pool_create(&pool_, NULL);
2252         else {
2253             pool_ = pool;
2254             pooled_ = true;
2255         }
2256
2257         database_ = database;
2258         era_ = [database era];
2259
2260         version_ = version;
2261
2262         pkgCache::PkgIterator iterator(version.ParentPkg());
2263         iterator_ = iterator;
2264
2265         _profile(Package$initWithVersion$Version)
2266             if (!version_.end())
2267                 file_ = version_.FileList();
2268             else {
2269                 pkgCache &cache([database_ cache]);
2270                 file_ = pkgCache::VerFileIterator(cache, cache.VerFileP);
2271             }
2272         _end
2273
2274         _profile(Package$initWithVersion$Cache)
2275             name_.set(NULL, iterator.Display());
2276
2277             latest_.set(NULL, StripVersion_(version_.VerStr()));
2278
2279             pkgCache::VerIterator current(iterator.CurrentVer());
2280             if (!current.end())
2281                 installed_.set(NULL, StripVersion_(current.VerStr()));
2282         _end
2283
2284         _profile(Package$initWithVersion$Tags)
2285             pkgCache::TagIterator tag(iterator.TagList());
2286             if (!tag.end()) {
2287                 tags_ = [NSMutableArray arrayWithCapacity:8];
2288                 do {
2289                     const char *name(tag.Name());
2290                     [tags_ addObject:[(NSString *)CYStringCreate(name) autorelease]];
2291
2292                     if (role_ == 0 && strncmp(name, "role::", 6) == 0 /*&& strcmp(name, "role::leaper") != 0*/) {
2293                         if (strcmp(name + 6, "enduser") == 0)
2294                             role_ = 1;
2295                         else if (strcmp(name + 6, "hacker") == 0)
2296                             role_ = 2;
2297                         else if (strcmp(name + 6, "developer") == 0)
2298                             role_ = 3;
2299                         else if (strcmp(name + 6, "cydia") == 0)
2300                             role_ = 7;
2301                         else
2302                             role_ = 4;
2303                     }
2304
2305                     if (strncmp(name, "cydia::", 7) == 0) {
2306                         if (strcmp(name + 7, "essential") == 0)
2307                             essential_ = true;
2308                         else if (strcmp(name + 7, "obsolete") == 0)
2309                             obsolete_ = true;
2310                     }
2311
2312                     ++tag;
2313                 } while (!tag.end());
2314             }
2315         _end
2316
2317         _profile(Package$initWithVersion$Metadata)
2318             const char *mixed(iterator.Name());
2319             size_t size(strlen(mixed));
2320             char lower[size + 1];
2321
2322             for (size_t i(0); i != size; ++i)
2323                 lower[i] = mixed[i] | 0x20;
2324             lower[size] = '\0';
2325
2326             PackageValue *metadata(PackageFind(lower, size));
2327             metadata_ = metadata;
2328
2329             id_.set(NULL, metadata->name_, size);
2330
2331             const char *latest(version_.VerStr());
2332             size_t length(strlen(latest));
2333
2334             uint16_t vhash(hashlittle(latest, length));
2335
2336             size_t capped(std::min<size_t>(8, length));
2337             latest = latest + length - capped;
2338
2339             if (metadata->first_ == 0)
2340                 metadata->first_ = now_;
2341
2342             if (metadata->vhash_ != vhash || strncmp(metadata->version_, latest, sizeof(metadata->version_)) != 0) {
2343                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
2344                 metadata->vhash_ = vhash;
2345                 metadata->last_ = now_;
2346             } else if (metadata->last_ == 0)
2347                 metadata->last_ = metadata->first_;
2348         _end
2349
2350         _profile(Package$initWithVersion$Section)
2351             section_ = iterator.Section();
2352         _end
2353
2354         _profile(Package$initWithVersion$Flags)
2355             essential_ |= ((iterator->Flags & pkgCache::Flag::Essential) == 0 ? NO : YES);
2356             ignored_ = iterator->SelectedState == pkgCache::State::Hold;
2357         _end
2358     _end } return self;
2359 }
2360
2361 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2362     pkgCache::VerIterator version;
2363
2364     _profile(Package$packageWithIterator$GetCandidateVer)
2365         version = [database policy]->GetCandidateVer(iterator);
2366     _end
2367
2368     if (version.end())
2369         return nil;
2370
2371     Package *package;
2372
2373     _profile(Package$packageWithIterator$Allocate)
2374         package = [Package allocWithZone:zone];
2375     _end
2376
2377     _profile(Package$packageWithIterator$Initialize)
2378         package = [package
2379             initWithVersion:version
2380             withZone:zone
2381             inPool:pool
2382             database:database
2383         ];
2384     _end
2385
2386     _profile(Package$packageWithIterator$Autorelease)
2387         package = [package autorelease];
2388     _end
2389
2390     return package;
2391 }
2392
2393 - (pkgCache::PkgIterator) iterator {
2394     return iterator_;
2395 }
2396
2397 - (NSString *) section {
2398     if (section$_ == nil) {
2399         if (section_ == NULL)
2400             return nil;
2401
2402         _profile(Package$section$mappedSectionForPointer)
2403             section$_ = [database_ mappedSectionForPointer:section_];
2404         _end
2405     } return section$_;
2406 }
2407
2408 - (NSString *) simpleSection {
2409     if (NSString *section = [self section])
2410         return Simplify(section);
2411     else
2412         return nil;
2413 }
2414
2415 - (NSString *) longSection {
2416     return LocalizeSection([self section]);
2417 }
2418
2419 - (NSString *) shortSection {
2420     return [[NSBundle mainBundle] localizedStringForKey:[self simpleSection] value:nil table:@"Sections"];
2421 }
2422
2423 - (NSString *) uri {
2424     return nil;
2425 #if 0
2426     pkgIndexFile *index;
2427     pkgCache::PkgFileIterator file(file_.File());
2428     if (![database_ list].FindIndex(file, index))
2429         return nil;
2430     return [NSString stringWithUTF8String:iterator_->Path];
2431     //return [NSString stringWithUTF8String:file.Site()];
2432     //return [NSString stringWithUTF8String:index->ArchiveURI(file.FileName()).c_str()];
2433 #endif
2434 }
2435
2436 - (MIMEAddress *) maintainer {
2437 @synchronized (database_) {
2438     if ([database_ era] != era_ || file_.end())
2439         return nil;
2440
2441     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2442     const std::string &maintainer(parser->Maintainer());
2443     return maintainer.empty() ? nil : [MIMEAddress addressWithString:[NSString stringWithUTF8String:maintainer.c_str()]];
2444 } }
2445
2446 - (NSString *) md5sum {
2447     return parsed_ == NULL ? nil : (id) parsed_->md5sum_;
2448 }
2449
2450 - (size_t) size {
2451 @synchronized (database_) {
2452     if ([database_ era] != era_ || version_.end())
2453         return 0;
2454
2455     return version_->InstalledSize;
2456 } }
2457
2458 - (NSString *) longDescription {
2459 @synchronized (database_) {
2460     if ([database_ era] != era_ || file_.end())
2461         return nil;
2462
2463     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2464     NSString *description([NSString stringWithUTF8String:parser->LongDesc().c_str()]);
2465
2466     NSArray *lines = [description componentsSeparatedByString:@"\n"];
2467     NSMutableArray *trimmed = [NSMutableArray arrayWithCapacity:([lines count] - 1)];
2468     if ([lines count] < 2)
2469         return nil;
2470
2471     NSCharacterSet *whitespace = [NSCharacterSet whitespaceCharacterSet];
2472     for (size_t i(1), e([lines count]); i != e; ++i) {
2473         NSString *trim = [[lines objectAtIndex:i] stringByTrimmingCharactersInSet:whitespace];
2474         [trimmed addObject:trim];
2475     }
2476
2477     return [trimmed componentsJoinedByString:@"\n"];
2478 } }
2479
2480 - (NSString *) shortDescription {
2481     if (parsed_ != NULL)
2482         return static_cast<NSString *>(parsed_->tagline_);
2483
2484 @synchronized (database_) {
2485     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2486
2487     const char *start, *end;
2488     if (!parser.ShortDesc(start, end))
2489         return nil;
2490
2491     if (end - start > 200)
2492         end = start + 200;
2493
2494     /*
2495     if (const char *stop = reinterpret_cast<const char *>(memchr(start, '\n', end - start)))
2496         end = stop;
2497
2498     while (end != start && end[-1] == '\r')
2499         --end;
2500     */
2501
2502     return [(id) CYStringCreate(start, end - start) autorelease];
2503 } }
2504
2505 - (unichar) index {
2506     _profile(Package$index)
2507         CFStringRef name((CFStringRef) [self name]);
2508         if (CFStringGetLength(name) == 0)
2509             return '#';
2510         UniChar character(CFStringGetCharacterAtIndex(name, 0));
2511         if (!CFUniCharIsMemberOf(character, kCFUniCharLetterCharacterSet))
2512             return '#';
2513         return toupper(character);
2514     _end
2515 }
2516
2517 - (PackageValue *) metadata {
2518     return metadata_;
2519 }
2520
2521 - (time_t) seen {
2522     PackageValue *metadata([self metadata]);
2523     return metadata->subscribed_ ? metadata->last_ : metadata->first_;
2524 }
2525
2526 - (bool) subscribed {
2527     return [self metadata]->subscribed_;
2528 }
2529
2530 - (bool) setSubscribed:(bool)subscribed {
2531     PackageValue *metadata([self metadata]);
2532     if (metadata->subscribed_ == subscribed)
2533         return false;
2534     metadata->subscribed_ = subscribed;
2535     return true;
2536 }
2537
2538 - (BOOL) ignored {
2539     return ignored_;
2540 }
2541
2542 - (NSString *) latest {
2543     return latest_;
2544 }
2545
2546 - (NSString *) installed {
2547     return installed_;
2548 }
2549
2550 - (BOOL) uninstalled {
2551     return installed_.empty();
2552 }
2553
2554 - (BOOL) valid {
2555     return !version_.end();
2556 }
2557
2558 - (BOOL) upgradableAndEssential:(BOOL)essential {
2559     _profile(Package$upgradableAndEssential)
2560         pkgCache::VerIterator current(iterator_.CurrentVer());
2561         if (current.end())
2562             return essential && essential_;
2563         else
2564             return !version_.end() && version_ != current;
2565     _end
2566 }
2567
2568 - (BOOL) essential {
2569     return essential_;
2570 }
2571
2572 - (BOOL) broken {
2573     return [database_ cache][iterator_].InstBroken();
2574 }
2575
2576 - (BOOL) unfiltered {
2577     _profile(Package$unfiltered$obsolete)
2578         if (_unlikely(obsolete_))
2579             return false;
2580     _end
2581
2582     _profile(Package$unfiltered$hasSupportingRole)
2583         if (_unlikely(![self hasSupportingRole]))
2584             return false;
2585     _end
2586
2587     return true;
2588 }
2589
2590 - (BOOL) visible {
2591     if (![self unfiltered])
2592         return false;
2593
2594     NSString *section;
2595
2596     _profile(Package$visible$section)
2597         section = [self section];
2598     _end
2599
2600     _profile(Package$visible$isSectionVisible)
2601         if (!isSectionVisible(section))
2602             return false;
2603     _end
2604
2605     return true;
2606 }
2607
2608 - (BOOL) half {
2609     unsigned char current(iterator_->CurrentState);
2610     return current == pkgCache::State::HalfConfigured || current == pkgCache::State::HalfInstalled;
2611 }
2612
2613 - (BOOL) halfConfigured {
2614     return iterator_->CurrentState == pkgCache::State::HalfConfigured;
2615 }
2616
2617 - (BOOL) halfInstalled {
2618     return iterator_->CurrentState == pkgCache::State::HalfInstalled;
2619 }
2620
2621 - (BOOL) hasMode {
2622 @synchronized (database_) {
2623     if ([database_ era] != era_ || iterator_.end())
2624         return nil;
2625
2626     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2627     return state.Mode != pkgDepCache::ModeKeep;
2628 } }
2629
2630 - (NSString *) mode {
2631 @synchronized (database_) {
2632     if ([database_ era] != era_ || iterator_.end())
2633         return nil;
2634
2635     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2636
2637     switch (state.Mode) {
2638         case pkgDepCache::ModeDelete:
2639             if ((state.iFlags & pkgDepCache::Purge) != 0)
2640                 return @"PURGE";
2641             else
2642                 return @"REMOVE";
2643         case pkgDepCache::ModeKeep:
2644             if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2645                 return @"REINSTALL";
2646             /*else if ((state.iFlags & pkgDepCache::AutoKept) != 0)
2647                 return nil;*/
2648             else
2649                 return nil;
2650         case pkgDepCache::ModeInstall:
2651             /*if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2652                 return @"REINSTALL";
2653             else*/ switch (state.Status) {
2654                 case -1:
2655                     return @"DOWNGRADE";
2656                 case 0:
2657                     return @"INSTALL";
2658                 case 1:
2659                     return @"UPGRADE";
2660                 case 2:
2661                     return @"NEW_INSTALL";
2662                 _nodefault
2663             }
2664         _nodefault
2665     }
2666 } }
2667
2668 - (NSString *) id {
2669     return id_;
2670 }
2671
2672 - (NSString *) name {
2673     return name_.empty() ? id_ : name_;
2674 }
2675
2676 - (UIImage *) icon {
2677     NSString *section = [self simpleSection];
2678
2679     UIImage *icon(nil);
2680     if (parsed_ != NULL)
2681         if (NSString *href = parsed_->icon_)
2682             if ([href hasPrefix:@"file:///"])
2683                 icon = [UIImage imageAtPath:[[href substringFromIndex:7] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
2684     if (icon == nil) if (section != nil)
2685         icon = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, [section stringByReplacingOccurrencesOfString:@" " withString:@"_"]]];
2686     if (icon == nil) if (Source *source = [self source]) if (NSString *dicon = [source defaultIcon])
2687         if ([dicon hasPrefix:@"file:///"])
2688             icon = [UIImage imageAtPath:[[dicon substringFromIndex:7] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
2689     if (icon == nil)
2690         icon = [UIImage applicationImageNamed:@"unknown.png"];
2691     return icon;
2692 }
2693
2694 - (NSString *) homepage {
2695     return parsed_ == NULL ? nil : static_cast<NSString *>(parsed_->homepage_);
2696 }
2697
2698 - (NSString *) depiction {
2699     return parsed_ != NULL && !parsed_->depiction_.empty() ? parsed_->depiction_ : [[self source] depictionForPackage:id_];
2700 }
2701
2702 - (MIMEAddress *) sponsor {
2703     return parsed_ == NULL || parsed_->sponsor_.empty() ? nil : [MIMEAddress addressWithString:parsed_->sponsor_];
2704 }
2705
2706 - (MIMEAddress *) author {
2707     return parsed_ == NULL || parsed_->author_.empty() ? nil : [MIMEAddress addressWithString:parsed_->author_];
2708 }
2709
2710 - (NSString *) support {
2711     return parsed_ != NULL && !parsed_->bugs_.empty() ? parsed_->bugs_ : [[self source] supportForPackage:id_];
2712 }
2713
2714 - (NSArray *) files {
2715     NSString *path = [NSString stringWithFormat:@"/var/lib/dpkg/info/%@.list", static_cast<NSString *>(id_)];
2716     NSMutableArray *files = [NSMutableArray arrayWithCapacity:128];
2717
2718     std::ifstream fin;
2719     fin.open([path UTF8String]);
2720     if (!fin.is_open())
2721         return nil;
2722
2723     std::string line;
2724     while (std::getline(fin, line))
2725         [files addObject:[NSString stringWithUTF8String:line.c_str()]];
2726
2727     return files;
2728 }
2729
2730 - (NSString *) state {
2731 @synchronized (database_) {
2732     if ([database_ era] != era_ || file_.end())
2733         return nil;
2734
2735     switch (iterator_->CurrentState) {
2736         case pkgCache::State::NotInstalled:
2737             return @"NotInstalled";
2738         case pkgCache::State::UnPacked:
2739             return @"UnPacked";
2740         case pkgCache::State::HalfConfigured:
2741             return @"HalfConfigured";
2742         case pkgCache::State::HalfInstalled:
2743             return @"HalfInstalled";
2744         case pkgCache::State::ConfigFiles:
2745             return @"ConfigFiles";
2746         case pkgCache::State::Installed:
2747             return @"Installed";
2748         case pkgCache::State::TriggersAwaited:
2749             return @"TriggersAwaited";
2750         case pkgCache::State::TriggersPending:
2751             return @"TriggersPending";
2752     }
2753
2754     return (NSString *) [NSNull null];
2755 } }
2756
2757 - (NSString *) selection {
2758 @synchronized (database_) {
2759     if ([database_ era] != era_ || file_.end())
2760         return nil;
2761
2762     switch (iterator_->SelectedState) {
2763         case pkgCache::State::Unknown:
2764             return @"Unknown";
2765         case pkgCache::State::Install:
2766             return @"Install";
2767         case pkgCache::State::Hold:
2768             return @"Hold";
2769         case pkgCache::State::DeInstall:
2770             return @"DeInstall";
2771         case pkgCache::State::Purge:
2772             return @"Purge";
2773     }
2774
2775     return (NSString *) [NSNull null];
2776 } }
2777
2778 - (NSArray *) warnings {
2779     NSMutableArray *warnings([NSMutableArray arrayWithCapacity:4]);
2780     const char *name(iterator_.Name());
2781
2782     size_t length(strlen(name));
2783     if (length < 2) invalid:
2784         [warnings addObject:UCLocalize("ILLEGAL_PACKAGE_IDENTIFIER")];
2785     else for (size_t i(0); i != length; ++i)
2786         if (
2787             /* XXX: technically this is not allowed */
2788             (name[i] < 'A' || name[i] > 'Z') &&
2789             (name[i] < 'a' || name[i] > 'z') &&
2790             (name[i] < '0' || name[i] > '9') &&
2791             (i == 0 || name[i] != '+' && name[i] != '-' && name[i] != '.')
2792         ) goto invalid;
2793
2794     if (strcmp(name, "cydia") != 0) {
2795         bool cydia = false;
2796         bool user = false;
2797         bool _private = false;
2798         bool stash = false;
2799
2800         bool repository = [[self section] isEqualToString:@"Repositories"];
2801
2802         if (NSArray *files = [self files])
2803             for (NSString *file in files)
2804                 if (!cydia && [file isEqualToString:@"/Applications/Cydia.app"])
2805                     cydia = true;
2806                 else if (!user && [file isEqualToString:@"/User"])
2807                     user = true;
2808                 else if (!_private && [file isEqualToString:@"/private"])
2809                     _private = true;
2810                 else if (!stash && [file isEqualToString:@"/var/stash"])
2811                     stash = true;
2812
2813         /* XXX: this is not sensitive enough. only some folders are valid. */
2814         if (cydia && !repository)
2815             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"Cydia.app"]];
2816         if (user)
2817             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/User"]];
2818         if (_private)
2819             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/private"]];
2820         if (stash)
2821             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/var/stash"]];
2822     }
2823
2824     return [warnings count] == 0 ? nil : warnings;
2825 }
2826
2827 - (NSArray *) applications {
2828     NSString *me([[NSBundle mainBundle] bundleIdentifier]);
2829
2830     NSMutableArray *applications([NSMutableArray arrayWithCapacity:2]);
2831
2832     static Pcre application_r("^/Applications/(.*)\\.app/Info.plist$");
2833     if (NSArray *files = [self files])
2834         for (NSString *file in files)
2835             if (application_r(file)) {
2836                 NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:file]);
2837                 NSString *id([info objectForKey:@"CFBundleIdentifier"]);
2838                 if ([id isEqualToString:me])
2839                     continue;
2840
2841                 NSString *display([info objectForKey:@"CFBundleDisplayName"]);
2842                 if (display == nil)
2843                     display = application_r[1];
2844
2845                 NSString *bundle([file stringByDeletingLastPathComponent]);
2846                 NSString *icon([info objectForKey:@"CFBundleIconFile"]);
2847                 if (icon == nil || [icon length] == 0)
2848                     icon = @"icon.png";
2849                 NSURL *url([NSURL fileURLWithPath:[bundle stringByAppendingPathComponent:icon]]);
2850
2851                 NSMutableArray *application([NSMutableArray arrayWithCapacity:2]);
2852                 [applications addObject:application];
2853
2854                 [application addObject:id];
2855                 [application addObject:display];
2856                 [application addObject:url];
2857             }
2858
2859     return [applications count] == 0 ? nil : applications;
2860 }
2861
2862 - (Source *) source {
2863     if (source_ == nil) {
2864         @synchronized (database_) {
2865             if ([database_ era] != era_ || file_.end())
2866                 source_ = (Source *) [NSNull null];
2867             else
2868                 source_ = [database_ getSource:file_.File()] ?: (Source *) [NSNull null];
2869         }
2870     }
2871
2872     return source_ == (Source *) [NSNull null] ? nil : source_;
2873 }
2874
2875 - (uint32_t) rank {
2876     return rank_;
2877 }
2878
2879 - (BOOL) matches:(NSArray *)query {
2880     if (query == nil || [query count] == 0)
2881         return NO;
2882
2883     rank_ = 0;
2884
2885     NSString *string;
2886     NSRange range;
2887     NSUInteger length;
2888
2889     string = [self name];
2890     length = [string length];
2891
2892     for (NSString *term in query) {
2893         range = [string rangeOfString:term options:MatchCompareOptions_];
2894         if (range.location != NSNotFound)
2895             rank_ -= 6 * 1000000 / length;
2896     }
2897
2898     if (rank_ == 0) {
2899         string = [self id];
2900         length = [string length];
2901
2902         for (NSString *term in query) {
2903             range = [string rangeOfString:term options:MatchCompareOptions_];
2904             if (range.location != NSNotFound)
2905                 rank_ -= 6 * 1000000 / length;
2906         }
2907     }
2908
2909     string = [self shortDescription];
2910     length = [string length];
2911     NSUInteger stop(std::min<NSUInteger>(length, 200));
2912
2913     for (NSString *term in query) {
2914         range = [string rangeOfString:term options:MatchCompareOptions_ range:NSMakeRange(0, stop)];
2915         if (range.location != NSNotFound)
2916             rank_ -= 2 * 100000;
2917     }
2918
2919     return rank_ != 0;
2920 }
2921
2922 - (bool) hasSupportingRole {
2923     if (role_ == 0)
2924         return true;
2925     if (role_ == 1)
2926         return true;
2927     if ([Role_ isEqualToString:@"User"])
2928         return false;
2929     if (role_ == 2)
2930         return true;
2931     if ([Role_ isEqualToString:@"Hacker"])
2932         return false;
2933     if (role_ == 3)
2934         return true;
2935     if ([Role_ isEqualToString:@"Developer"])
2936         return false;
2937     _assert(false);
2938 }
2939
2940 - (NSArray *) tags {
2941     return tags_;
2942 }
2943
2944 - (BOOL) hasTag:(NSString *)tag {
2945     return tags_ == nil ? NO : [tags_ containsObject:tag];
2946 }
2947
2948 - (NSString *) primaryPurpose {
2949     for (NSString *tag in (NSArray *) tags_)
2950         if ([tag hasPrefix:@"purpose::"])
2951             return [tag substringFromIndex:9];
2952     return nil;
2953 }
2954
2955 - (NSArray *) purposes {
2956     NSMutableArray *purposes([NSMutableArray arrayWithCapacity:2]);
2957     for (NSString *tag in (NSArray *) tags_)
2958         if ([tag hasPrefix:@"purpose::"])
2959             [purposes addObject:[tag substringFromIndex:9]];
2960     return [purposes count] == 0 ? nil : purposes;
2961 }
2962
2963 - (bool) isCommercial {
2964     return [self hasTag:@"cydia::commercial"];
2965 }
2966
2967 - (void) setIndex:(size_t)index {
2968     if (metadata_->index_ != index)
2969         metadata_->index_ = index;
2970 }
2971
2972 - (CYString &) cyname {
2973     return name_.empty() ? id_ : name_;
2974 }
2975
2976 - (uint32_t) compareBySection:(NSArray *)sections {
2977     NSString *section([self section]);
2978     for (size_t i(0), e([sections count]); i != e; ++i) {
2979         if ([section isEqualToString:[[sections objectAtIndex:i] name]])
2980             return i;
2981     }
2982
2983     return _not(uint32_t);
2984 }
2985
2986 - (void) clear {
2987 @synchronized (database_) {
2988     pkgProblemResolver *resolver = [database_ resolver];
2989     resolver->Clear(iterator_);
2990
2991     pkgCacheFile &cache([database_ cache]);
2992     cache->SetReInstall(iterator_, false);
2993     cache->MarkKeep(iterator_, false);
2994 } }
2995
2996 - (void) install {
2997 @synchronized (database_) {
2998     pkgProblemResolver *resolver = [database_ resolver];
2999     resolver->Clear(iterator_);
3000     resolver->Protect(iterator_);
3001
3002     pkgCacheFile &cache([database_ cache]);
3003     cache->SetReInstall(iterator_, false);
3004     cache->MarkInstall(iterator_, false);
3005
3006     pkgDepCache::StateCache &state((*cache)[iterator_]);
3007     if (!state.Install())
3008         cache->SetReInstall(iterator_, true);
3009 } }
3010
3011 - (void) remove {
3012 @synchronized (database_) {
3013     pkgProblemResolver *resolver = [database_ resolver];
3014     resolver->Clear(iterator_);
3015     resolver->Remove(iterator_);
3016     resolver->Protect(iterator_);
3017
3018     pkgCacheFile &cache([database_ cache]);
3019     cache->SetReInstall(iterator_, false);
3020     cache->MarkDelete(iterator_, true);
3021 } }
3022
3023 - (bool) isUnfilteredAndSearchedForBy:(NSArray *)query {
3024     _profile(Package$isUnfilteredAndSearchedForBy)
3025         bool value(true);
3026
3027         _profile(Package$isUnfilteredAndSearchedForBy$Unfiltered)
3028             value &= [self unfiltered];
3029         _end
3030
3031         _profile(Package$isUnfilteredAndSearchedForBy$Match)
3032             value &= [self matches:query];
3033         _end
3034
3035         return value;
3036     _end
3037 }
3038
3039 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search {
3040     if ([search length] == 0)
3041         return false;
3042
3043     _profile(Package$isUnfilteredAndSelectedForBy)
3044         bool value(true);
3045
3046         _profile(Package$isUnfilteredAndSelectedForBy$Unfiltered)
3047             value &= [self unfiltered];
3048         _end
3049
3050         _profile(Package$isUnfilteredAndSelectedForBy$Match)
3051             value &= [[self name] compare:search options:MatchCompareOptions_ range:NSMakeRange(0, [search length])] == NSOrderedSame;
3052         _end
3053
3054         return value;
3055     _end
3056 }
3057
3058 - (bool) isInstalledAndUnfiltered:(NSNumber *)number {
3059     return ![self uninstalled] && (![number boolValue] && role_ != 7 || [self unfiltered]);
3060 }
3061
3062 - (bool) isVisibleInSection:(NSString *)name {
3063     NSString *section([self section]);
3064
3065     return (
3066         name == nil ||
3067         section == nil && [name length] == 0 ||
3068         [name isEqualToString:section]
3069     ) && [self visible];
3070 }
3071
3072 - (bool) isVisibleInSource:(Source *)source {
3073     return [self source] == source && [self visible];
3074 }
3075
3076 @end
3077 /* }}} */
3078 /* Section Class {{{ */
3079 @interface Section : NSObject {
3080     _H<NSString> name_;
3081     unichar index_;
3082     size_t row_;
3083     size_t count_;
3084     _H<NSString> localized_;
3085 }
3086
3087 - (NSComparisonResult) compareByLocalized:(Section *)section;
3088 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized;
3089 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize;
3090 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize;
3091 - (Section *) initWithIndex:(unichar)index row:(size_t)row;
3092 - (NSString *) name;
3093 - (unichar) index;
3094
3095 - (size_t) row;
3096 - (size_t) count;
3097
3098 - (void) addToRow;
3099 - (void) addToCount;
3100
3101 - (void) setCount:(size_t)count;
3102 - (NSString *) localized;
3103
3104 @end
3105
3106 @implementation Section
3107
3108 - (NSComparisonResult) compareByLocalized:(Section *)section {
3109     NSString *lhs(localized_);
3110     NSString *rhs([section localized]);
3111
3112     /*if ([lhs length] != 0 && [rhs length] != 0) {
3113         unichar lhc = [lhs characterAtIndex:0];
3114         unichar rhc = [rhs characterAtIndex:0];
3115
3116         if (isalpha(lhc) && !isalpha(rhc))
3117             return NSOrderedAscending;
3118         else if (!isalpha(lhc) && isalpha(rhc))
3119             return NSOrderedDescending;
3120     }*/
3121
3122     return [lhs compare:rhs options:LaxCompareOptions_];
3123 }
3124
3125 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized {
3126     if ((self = [self initWithName:name localize:NO]) != nil) {
3127         if (localized != nil)
3128             localized_ = localized;
3129     } return self;
3130 }
3131
3132 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize {
3133     return [self initWithName:name row:0 localize:localize];
3134 }
3135
3136 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize {
3137     if ((self = [super init]) != nil) {
3138         name_ = name;
3139         index_ = '\0';
3140         row_ = row;
3141         if (localize)
3142             localized_ = LocalizeSection(name_);
3143     } return self;
3144 }
3145
3146 /* XXX: localize the index thingees */
3147 - (Section *) initWithIndex:(unichar)index row:(size_t)row {
3148     if ((self = [super init]) != nil) {
3149         name_ = [NSString stringWithCharacters:&index length:1];
3150         index_ = index;
3151         row_ = row;
3152     } return self;
3153 }
3154
3155 - (NSString *) name {
3156     return name_;
3157 }
3158
3159 - (unichar) index {
3160     return index_;
3161 }
3162
3163 - (size_t) row {
3164     return row_;
3165 }
3166
3167 - (size_t) count {
3168     return count_;
3169 }
3170
3171 - (void) addToRow {
3172     ++row_;
3173 }
3174
3175 - (void) addToCount {
3176     ++count_;
3177 }
3178
3179 - (void) setCount:(size_t)count {
3180     count_ = count;
3181 }
3182
3183 - (NSString *) localized {
3184     return localized_;
3185 }
3186
3187 @end
3188 /* }}} */
3189
3190 class CydiaLogCleaner :
3191     public pkgArchiveCleaner
3192 {
3193   protected:
3194     virtual void Erase(const char *File, std::string Pkg, std::string Ver, struct stat &St) {
3195         unlink(File);
3196     }
3197 };
3198
3199 /* Database Implementation {{{ */
3200 @implementation Database
3201
3202 + (Database *) sharedInstance {
3203     static _H<Database> instance;
3204     if (instance == nil)
3205         instance = [[[Database alloc] init] autorelease];
3206     return instance;
3207 }
3208
3209 - (unsigned) era {
3210     return era_;
3211 }
3212
3213 - (void) releasePackages {
3214     CFArrayApplyFunction(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFArrayApplierFunction>(&CFRelease), NULL);
3215     CFArrayRemoveAllValues(packages_);
3216 }
3217
3218 - (void) dealloc {
3219     // XXX: actually implement this thing
3220     _assert(false);
3221     [self releasePackages];
3222     apr_pool_destroy(pool_);
3223     NSRecycleZone(zone_);
3224     [super dealloc];
3225 }
3226
3227 - (void) _readCydia:(NSNumber *)fd {
3228     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3229     std::istream is(&ib);
3230     std::string line;
3231
3232     static Pcre finish_r("^finish:([^:]*)$");
3233
3234     while (std::getline(is, line)) {
3235         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3236
3237         const char *data(line.c_str());
3238         size_t size = line.size();
3239         lprintf("C:%s\n", data);
3240
3241         if (finish_r(data, size)) {
3242             NSString *finish = finish_r[1];
3243             int index = [Finishes_ indexOfObject:finish];
3244             if (index != INT_MAX && index > Finish_)
3245                 Finish_ = index;
3246         }
3247
3248         [pool release];
3249     }
3250
3251     _assume(false);
3252 }
3253
3254 - (void) _readStatus:(NSNumber *)fd {
3255     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3256     std::istream is(&ib);
3257     std::string line;
3258
3259     static Pcre conffile_r("^status: [^ ]* : conffile-prompt : (.*?) *$");
3260     static Pcre pmstatus_r("^([^:]*):([^:]*):([^:]*):(.*)$");
3261
3262     while (std::getline(is, line)) {
3263         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3264
3265         const char *data(line.c_str());
3266         size_t size(line.size());
3267         lprintf("S:%s\n", data);
3268
3269         if (conffile_r(data, size)) {
3270             // status: /fail : conffile-prompt : '/fail' '/fail.dpkg-new' 1 1
3271             [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:conffile_r[1] waitUntilDone:YES];
3272         } else if (strncmp(data, "status: ", 8) == 0) {
3273             // status: <package>: {unpacked,half-configured,installed}
3274             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 8)] ofType:kCydiaProgressEventTypeStatus]);
3275             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3276         } else if (strncmp(data, "processing: ", 12) == 0) {
3277             // processing: configure: config-test
3278             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 12)] ofType:kCydiaProgressEventTypeStatus]);
3279             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3280         } else if (pmstatus_r(data, size)) {
3281             std::string type([pmstatus_r[1] UTF8String]);
3282
3283             NSString *package = pmstatus_r[2];
3284             if ([package isEqualToString:@"dpkg-exec"])
3285                 package = nil;
3286
3287             float percent([pmstatus_r[3] floatValue]);
3288             [progress_ performSelectorOnMainThread:@selector(setProgressPercent:) withObject:[NSNumber numberWithFloat:(percent / 100)] waitUntilDone:YES];
3289
3290             NSString *string = pmstatus_r[4];
3291
3292             if (type == "pmerror") {
3293                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeError forPackage:package]);
3294                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3295             } else if (type == "pmstatus") {
3296                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeStatus forPackage:package]);
3297                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3298             } else if (type == "pmconffile")
3299                 [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:string waitUntilDone:YES];
3300             else
3301                 lprintf("E:unknown pmstatus\n");
3302         } else
3303             lprintf("E:unknown status\n");
3304
3305         [pool release];
3306     }
3307
3308     _assume(false);
3309 }
3310
3311 - (void) _readOutput:(NSNumber *)fd {
3312     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3313     std::istream is(&ib);
3314     std::string line;
3315
3316     while (std::getline(is, line)) {
3317         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3318
3319         lprintf("O:%s\n", line.c_str());
3320
3321         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:line.c_str()] ofType:kCydiaProgressEventTypeInformation]);
3322         [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3323
3324         [pool release];
3325     }
3326
3327     _assume(false);
3328 }
3329
3330 - (FILE *) input {
3331     return input_;
3332 }
3333
3334 - (Package *) packageWithName:(NSString *)name {
3335     if (name == nil)
3336         return nil;
3337 @synchronized (self) {
3338     if (static_cast<pkgDepCache *>(cache_) == NULL)
3339         return nil;
3340     pkgCache::PkgIterator iterator(cache_->FindPkg([name UTF8String]));
3341     return iterator.end() ? nil : [Package packageWithIterator:iterator withZone:NULL inPool:NULL database:self];
3342 } }
3343
3344 - (id) init {
3345     if ((self = [super init]) != nil) {
3346         policy_ = NULL;
3347         records_ = NULL;
3348         resolver_ = NULL;
3349         fetcher_ = NULL;
3350         lock_ = NULL;
3351
3352         zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3353         apr_pool_create(&pool_, NULL);
3354
3355         size_t capacity(MetaFile_->active_);
3356         if (capacity == 0)
3357             capacity = 16384;
3358         else
3359             capacity += 1024;
3360
3361         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, capacity, NULL);
3362         sourceList_ = [NSMutableArray arrayWithCapacity:16];
3363
3364         int fds[2];
3365
3366         _assert(pipe(fds) != -1);
3367         cydiafd_ = fds[1];
3368
3369         _config->Set("APT::Keep-Fds::", cydiafd_);
3370         setenv("CYDIA", [[[[NSNumber numberWithInt:cydiafd_] stringValue] stringByAppendingString:@" 1"] UTF8String], _not(int));
3371
3372         [NSThread
3373             detachNewThreadSelector:@selector(_readCydia:)
3374             toTarget:self
3375             withObject:[NSNumber numberWithInt:fds[0]]
3376         ];
3377
3378         _assert(pipe(fds) != -1);
3379         statusfd_ = fds[1];
3380
3381         [NSThread
3382             detachNewThreadSelector:@selector(_readStatus:)
3383             toTarget:self
3384             withObject:[NSNumber numberWithInt:fds[0]]
3385         ];
3386
3387         _assert(pipe(fds) != -1);
3388         _assert(dup2(fds[0], 0) != -1);
3389         _assert(close(fds[0]) != -1);
3390
3391         input_ = fdopen(fds[1], "a");
3392
3393         _assert(pipe(fds) != -1);
3394         _assert(dup2(fds[1], 1) != -1);
3395         _assert(close(fds[1]) != -1);
3396
3397         [NSThread
3398             detachNewThreadSelector:@selector(_readOutput:)
3399             toTarget:self
3400             withObject:[NSNumber numberWithInt:fds[0]]
3401         ];
3402     } return self;
3403 }
3404
3405 - (pkgCacheFile &) cache {
3406     return cache_;
3407 }
3408
3409 - (pkgDepCache::Policy *) policy {
3410     return policy_;
3411 }
3412
3413 - (pkgRecords *) records {
3414     return records_;
3415 }
3416
3417 - (pkgProblemResolver *) resolver {
3418     return resolver_;
3419 }
3420
3421 - (pkgAcquire &) fetcher {
3422     return *fetcher_;
3423 }
3424
3425 - (pkgSourceList &) list {
3426     return *list_;
3427 }
3428
3429 - (NSArray *) packages {
3430     return (NSArray *) packages_;
3431 }
3432
3433 - (NSArray *) sources {
3434     return sourceList_;
3435 }
3436
3437 - (Source *) sourceWithKey:(NSString *)key {
3438     for (Source *source in [self sources]) {
3439         if ([[source key] isEqualToString:key])
3440             return source;
3441     } return nil;
3442 }
3443
3444 - (bool) popErrorWithTitle:(NSString *)title {
3445     bool fatal(false);
3446
3447     while (!_error->empty()) {
3448         std::string error;
3449         bool warning(!_error->PopMessage(error));
3450         if (!warning)
3451             fatal = true;
3452
3453         for (;;) {
3454             size_t size(error.size());
3455             if (size == 0 || error[size - 1] != '\n')
3456                 break;
3457             error.resize(size - 1);
3458         }
3459
3460         lprintf("%c:[%s]\n", warning ? 'W' : 'E', error.c_str());
3461
3462         static Pcre no_pubkey("^GPG error:.* NO_PUBKEY .*$");
3463         if (warning && no_pubkey(error.c_str()))
3464             continue;
3465
3466         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3467     }
3468
3469     return fatal;
3470 }
3471
3472 - (bool) popErrorWithTitle:(NSString *)title forOperation:(bool)success {
3473     return [self popErrorWithTitle:title] || !success;
3474 }
3475
3476 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
3477 @synchronized (self) {
3478     ++era_;
3479
3480     [self releasePackages];
3481
3482     sourceMap_.clear();
3483     [sourceList_ removeAllObjects];
3484
3485     _error->Discard();
3486
3487     delete list_;
3488     list_ = NULL;
3489     manager_ = NULL;
3490     delete lock_;
3491     lock_ = NULL;
3492     delete fetcher_;
3493     fetcher_ = NULL;
3494     delete resolver_;
3495     resolver_ = NULL;
3496     delete records_;
3497     records_ = NULL;
3498     delete policy_;
3499     policy_ = NULL;
3500
3501     cache_.Close();
3502
3503     apr_pool_clear(pool_);
3504
3505     NSRecycleZone(zone_);
3506     zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3507
3508     int chk(creat("/tmp/cydia.chk", 0644));
3509     if (chk != -1)
3510         close(chk);
3511
3512     if (invocation != nil)
3513         [invocation invoke];
3514
3515     NSString *title(UCLocalize("DATABASE"));
3516
3517     _trace();
3518     OpProgress progress;
3519     while (!cache_.Open(progress, true)) { pop:
3520         std::string error;
3521         bool warning(!_error->PopMessage(error));
3522         lprintf("cache_.Open():[%s]\n", error.c_str());
3523
3524         if (error == "dpkg was interrupted, you must manually run 'dpkg --configure -a' to correct the problem. ")
3525             [delegate_ repairWithSelector:@selector(configure)];
3526         else if (error == "The package lists or status file could not be parsed or opened.")
3527             [delegate_ repairWithSelector:@selector(update)];
3528         // else if (error == "Could not get lock /var/lib/dpkg/lock - open (35 Resource temporarily unavailable)")
3529         // else if (error == "Could not open lock file /var/lib/dpkg/lock - open (13 Permission denied)")
3530         // else if (error == "Malformed Status line")
3531         // else if (error == "The list of sources could not be read.")
3532         else {
3533             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3534             return;
3535         }
3536
3537         if (warning)
3538             goto pop;
3539         _error->Discard();
3540     }
3541     _trace();
3542
3543     unlink("/tmp/cydia.chk");
3544
3545     now_ = [[NSDate date] timeIntervalSince1970];
3546
3547     policy_ = new pkgDepCache::Policy();
3548     records_ = new pkgRecords(cache_);
3549     resolver_ = new pkgProblemResolver(cache_);
3550     fetcher_ = new pkgAcquire(&status_);
3551     lock_ = NULL;
3552
3553     list_ = new pkgSourceList();
3554     if ([self popErrorWithTitle:title forOperation:list_->ReadMainList()])
3555         return;
3556
3557     if (cache_->DelCount() != 0 || cache_->InstCount() != 0) {
3558         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("COUNTS_NONZERO_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3559         return;
3560     }
3561
3562     if ([self popErrorWithTitle:title forOperation:pkgApplyStatus(cache_)])
3563         return;
3564
3565     if (cache_->BrokenCount() != 0) {
3566         if ([self popErrorWithTitle:title forOperation:pkgFixBroken(cache_)])
3567             return;
3568
3569         if (cache_->BrokenCount() != 0) {
3570             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("STILL_BROKEN_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3571             return;
3572         }
3573
3574         if ([self popErrorWithTitle:title forOperation:pkgMinimizeUpgrade(cache_)])
3575             return;
3576     }
3577
3578     for (pkgSourceList::const_iterator source = list_->begin(); source != list_->end(); ++source) {
3579         Source *object([[[Source alloc] initWithMetaIndex:*source forDatabase:self inPool:pool_] autorelease]);
3580         [sourceList_ addObject:object];
3581
3582         std::vector<pkgIndexFile *> *indices = (*source)->GetIndexFiles();
3583         for (std::vector<pkgIndexFile *>::const_iterator index = indices->begin(); index != indices->end(); ++index)
3584             // XXX: this could be more intelligent
3585             if (dynamic_cast<debPackagesIndex *>(*index) != NULL) {
3586                 pkgCache::PkgFileIterator cached((*index)->FindInCache(cache_));
3587                 if (!cached.end())
3588                     sourceMap_[cached->ID] = object;
3589             }
3590     }
3591
3592     {
3593         /*std::vector<Package *> packages;
3594         packages.reserve(std::max(10000U, [packages_ count] + 1000));
3595         packages_ = nil;*/
3596
3597         _trace();
3598
3599         for (pkgCache::PkgIterator iterator = cache_->PkgBegin(); !iterator.end(); ++iterator)
3600             if (Package *package = [Package packageWithIterator:iterator withZone:zone_ inPool:pool_ database:self])
3601                 //packages.push_back(package);
3602                 CFArrayAppendValue(packages_, CFRetain(package));
3603
3604         _trace();
3605
3606         /*if (packages.empty())
3607             packages_ = [[NSArray alloc] init];
3608         else
3609             packages_ = [[NSArray alloc] initWithObjects:&packages.front() count:packages.size()];
3610         _trace();*/
3611
3612         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(16)];
3613         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(4)];
3614         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(0)];
3615
3616         /*_trace();
3617         PrintTimes();
3618         _trace();*/
3619
3620         _trace();
3621
3622         /*if (!packages.empty())
3623             CFQSortArray(&packages.front(), packages.size(), sizeof(packages.front()), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare_), NULL);*/
3624         //std::sort(packages.begin(), packages.end(), PackageNameOrdering());
3625
3626         //CFArraySortValues((CFMutableArrayRef) packages_, CFRangeMake(0, [packages_ count]), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3627
3628         CFArrayInsertionSortValues(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3629
3630         //[packages_ sortUsingFunction:reinterpret_cast<NSComparisonResult (*)(id, id, void *)>(&PackageNameCompare) context:NULL];
3631
3632         _trace();
3633
3634         size_t count(CFArrayGetCount(packages_));
3635         MetaFile_->active_ = count;
3636
3637         for (size_t index(0); index != count; ++index)
3638             [(Package *) CFArrayGetValueAtIndex(packages_, index) setIndex:index];
3639
3640         _trace();
3641     }
3642 } }
3643
3644 - (void) clear {
3645 @synchronized (self) {
3646     delete resolver_;
3647     resolver_ = new pkgProblemResolver(cache_);
3648
3649     for (pkgCache::PkgIterator iterator(cache_->PkgBegin()); !iterator.end(); ++iterator)
3650         if (!cache_[iterator].Keep())
3651             cache_->MarkKeep(iterator, false);
3652         else if ((cache_[iterator].iFlags & pkgDepCache::ReInstall) != 0)
3653             cache_->SetReInstall(iterator, false);
3654 } }
3655
3656 - (void) configure {
3657     NSString *dpkg = [NSString stringWithFormat:@"dpkg --configure -a --status-fd %u", statusfd_];
3658     _trace();
3659     system([dpkg UTF8String]);
3660     _trace();
3661 }
3662
3663 - (bool) clean {
3664     // XXX: I don't remember this condition
3665     if (lock_ != NULL)
3666         return false;
3667
3668     FileFd Lock;
3669     Lock.Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3670
3671     NSString *title(UCLocalize("CLEAN_ARCHIVES"));
3672
3673     if ([self popErrorWithTitle:title])
3674         return false;
3675
3676     pkgAcquire fetcher;
3677     fetcher.Clean(_config->FindDir("Dir::Cache::Archives"));
3678
3679     CydiaLogCleaner cleaner;
3680     if ([self popErrorWithTitle:title forOperation:cleaner.Go(_config->FindDir("Dir::Cache::Archives") + "partial/", cache_)])
3681         return false;
3682
3683     return true;
3684 }
3685
3686 - (bool) prepare {
3687     fetcher_->Shutdown();
3688
3689     pkgRecords records(cache_);
3690
3691     lock_ = new FileFd();
3692     lock_->Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3693
3694     NSString *title(UCLocalize("PREPARE_ARCHIVES"));
3695
3696     if ([self popErrorWithTitle:title])
3697         return false;
3698
3699     pkgSourceList list;
3700     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3701         return false;
3702
3703     manager_ = (_system->CreatePM(cache_));
3704     if ([self popErrorWithTitle:title forOperation:manager_->GetArchives(fetcher_, &list, &records)])
3705         return false;
3706
3707     return true;
3708 }
3709
3710 - (void) perform {
3711     bool substrate(RestartSubstrate_);
3712     RestartSubstrate_ = false;
3713
3714     NSString *title(UCLocalize("PERFORM_SELECTIONS"));
3715
3716     NSMutableArray *before = [NSMutableArray arrayWithCapacity:16]; {
3717         pkgSourceList list;
3718         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3719             return;
3720         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3721             [before addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3722     }
3723
3724     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3725
3726     if (fetcher_->Run(PulseInterval_) != pkgAcquire::Continue) {
3727         _trace();
3728         [self popErrorWithTitle:title];
3729         return;
3730     }
3731
3732     bool failed = false;
3733     for (pkgAcquire::ItemIterator item = fetcher_->ItemsBegin(); item != fetcher_->ItemsEnd(); item++) {
3734         if ((*item)->Status == pkgAcquire::Item::StatDone && (*item)->Complete)
3735             continue;
3736         if ((*item)->Status == pkgAcquire::Item::StatIdle)
3737             continue;
3738
3739         failed = true;
3740     }
3741
3742     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3743
3744     if (failed) {
3745         _trace();
3746         return;
3747     }
3748
3749     if (substrate)
3750         RestartSubstrate_ = true;
3751
3752     _system->UnLock();
3753     pkgPackageManager::OrderResult result = manager_->DoInstall(statusfd_);
3754
3755     if (_error->PendingError()) {
3756         _trace();
3757         return;
3758     }
3759
3760     if (result == pkgPackageManager::Failed) {
3761         _trace();
3762         return;
3763     }
3764
3765     if (result != pkgPackageManager::Completed) {
3766         _trace();
3767         return;
3768     }
3769
3770     NSMutableArray *after = [NSMutableArray arrayWithCapacity:16]; {
3771         pkgSourceList list;
3772         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3773             return;
3774         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3775             [after addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3776     }
3777
3778     if (![before isEqualToArray:after])
3779         [self update];
3780 }
3781
3782 - (bool) upgrade {
3783     NSString *title(UCLocalize("UPGRADE"));
3784     if ([self popErrorWithTitle:title forOperation:pkgDistUpgrade(cache_)])
3785         return false;
3786     return true;
3787 }
3788
3789 - (void) update {
3790     [self updateWithStatus:status_];
3791 }
3792
3793 - (void) updateWithStatus:(Status &)status {
3794     NSString *title(UCLocalize("REFRESHING_DATA"));
3795
3796     pkgSourceList list;
3797     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3798         return;
3799
3800     FileFd lock;
3801     lock.Fd(GetLock(_config->FindDir("Dir::State::Lists") + "lock"));
3802     if ([self popErrorWithTitle:title])
3803         return;
3804
3805     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3806
3807     bool success(ListUpdate(status, list, PulseInterval_));
3808     if (status.WasCancelled())
3809         _error->Discard();
3810     else {
3811         [self popErrorWithTitle:title forOperation:success];
3812         [Metadata_ setObject:[NSDate date] forKey:@"LastUpdate"];
3813         Changed_ = true;
3814     }
3815
3816     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3817 }
3818
3819 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate {
3820     delegate_ = delegate;
3821 }
3822
3823 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate {
3824     progress_ = delegate;
3825     status_.setDelegate(delegate);
3826 }
3827
3828 - (NSObject<ProgressDelegate> *) progressDelegate {
3829     return progress_;
3830 }
3831
3832 - (Source *) getSource:(pkgCache::PkgFileIterator)file {
3833     SourceMap::const_iterator i(sourceMap_.find(file->ID));
3834     return i == sourceMap_.end() ? nil : i->second;
3835 }
3836
3837 - (NSString *) mappedSectionForPointer:(const char *)section {
3838     _H<NSString> *mapped;
3839
3840     _profile(Database$mappedSectionForPointer$Cache)
3841         mapped = &sections_[section];
3842     _end
3843
3844     if (*mapped == NULL) {
3845         size_t length(strlen(section));
3846         char spaced[length + 1];
3847
3848         _profile(Database$mappedSectionForPointer$Replace)
3849             for (size_t index(0); index != length; ++index)
3850                 spaced[index] = section[index] == '_' ? ' ' : section[index];
3851             spaced[length] = '\0';
3852         _end
3853
3854         NSString *string;
3855
3856         _profile(Database$mappedSectionForPointer$stringWithUTF8String)
3857             string = [NSString stringWithUTF8String:spaced];
3858         _end
3859
3860         _profile(Database$mappedSectionForPointer$Map)
3861             string = [SectionMap_ objectForKey:string] ?: string;
3862         _end
3863
3864         *mapped = string;
3865     } return *mapped;
3866 }
3867
3868 @end
3869 /* }}} */
3870
3871 static _H<NSMutableSet> Diversions_;
3872
3873 @interface Diversion : NSObject {
3874     Pcre pattern_;
3875     _H<NSString> key_;
3876     _H<NSString> format_;
3877 }
3878
3879 @end
3880
3881 @implementation Diversion
3882
3883 - (id) initWithFrom:(NSString *)from to:(NSString *)to {
3884     if ((self = [super init]) != nil) {
3885         pattern_ = [from UTF8String];
3886         key_ = from;
3887         format_ = to;
3888     } return self;
3889 }
3890
3891 - (NSString *) divert:(NSString *)url {
3892     return !pattern_(url) ? nil : pattern_->*format_;
3893 }
3894
3895 + (NSURL *) divertURL:(NSURL *)url {
3896   divert:
3897     NSString *href([url absoluteString]);
3898
3899     for (Diversion *diversion in (id) Diversions_)
3900         if (NSString *diverted = [diversion divert:href]) {
3901 #if !ForRelease
3902             NSLog(@"div: %@", diverted);
3903 #endif
3904             url = [NSURL URLWithString:diverted];
3905             goto divert;
3906         }
3907
3908     return url;
3909 }
3910
3911 - (NSString *) key {
3912     return key_;
3913 }
3914
3915 - (NSUInteger) hash {
3916     return [key_ hash];
3917 }
3918
3919 - (BOOL) isEqual:(Diversion *)object {
3920     return self == object || [self class] == [object class] && [key_ isEqual:[object key]];
3921 }
3922
3923 @end
3924
3925 @interface CydiaObject : NSObject {
3926     _H<IndirectDelegate> indirect_;
3927     _transient id delegate_;
3928 }
3929
3930 - (id) initWithDelegate:(IndirectDelegate *)indirect;
3931
3932 @end
3933
3934 @interface CydiaWebViewController : CyteWebViewController {
3935     _H<CydiaObject> cydia_;
3936 }
3937
3938 + (void) addDiversion:(Diversion *)diversion;
3939
3940 @end
3941
3942 /* Web Scripting {{{ */
3943 @implementation CydiaObject
3944
3945 - (id) initWithDelegate:(IndirectDelegate *)indirect {
3946     if ((self = [super init]) != nil) {
3947         indirect_ = indirect;
3948     } return self;
3949 }
3950
3951 - (void) setDelegate:(id)delegate {
3952     delegate_ = delegate;
3953 }
3954
3955 + (NSArray *) _attributeKeys {
3956     return [NSArray arrayWithObjects:
3957         @"bbsnum",
3958         @"cydiaSource",
3959         @"device",
3960         @"ecid",
3961         @"firmware",
3962         @"hostname",
3963         @"idiom",
3964         @"mcc",
3965         @"mnc",
3966         @"model",
3967         @"operator",
3968         @"role",
3969         @"serial",
3970         @"token",
3971         @"version",
3972     nil];
3973 }
3974
3975 - (NSArray *) attributeKeys {
3976     return [[self class] _attributeKeys];
3977 }
3978
3979 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
3980     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
3981 }
3982
3983 - (NSString *) version {
3984     return Cydia_;
3985 }
3986
3987 - (NSString *) device {
3988     return [[UIDevice currentDevice] uniqueIdentifier];
3989 }
3990
3991 - (NSString *) firmware {
3992     return [[UIDevice currentDevice] systemVersion];
3993 }
3994
3995 - (NSString *) hostname {
3996     return [[UIDevice currentDevice] name];
3997 }
3998
3999 - (NSString *) idiom {
4000     return (id) Idiom_ ?: [NSNull null];
4001 }
4002
4003 - (NSString *) mcc {
4004     if (CFStringRef (*$CTSIMSupportCopyMobileSubscriberCountryCode)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode")))
4005         return [(NSString *) (*$CTSIMSupportCopyMobileSubscriberCountryCode)(kCFAllocatorDefault) autorelease];
4006     return nil;
4007 }
4008
4009 - (NSString *) mnc {
4010     if (CFStringRef (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberNetworkCode")))
4011         return [(NSString *) (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(kCFAllocatorDefault) autorelease];
4012     return nil;
4013 }
4014
4015 - (NSString *) operator {
4016     if (CFStringRef (*$CTRegistrationCopyOperatorName)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTRegistrationCopyOperatorName")))
4017         return [(NSString *) (*$CTRegistrationCopyOperatorName)(kCFAllocatorDefault) autorelease];
4018     return nil;
4019 }
4020
4021 - (NSString *) bbsnum {
4022     return (id) BBSNum_ ?: [NSNull null];
4023 }
4024
4025 - (NSString *) ecid {
4026     return (id) ChipID_ ?: [NSNull null];
4027 }
4028
4029 - (NSString *) serial {
4030     return SerialNumber_;
4031 }
4032
4033 - (NSString *) role {
4034     return (id) Role_ ?: [NSNull null];
4035 }
4036
4037 - (NSString *) model {
4038     return [NSString stringWithUTF8String:Machine_];
4039 }
4040
4041 - (NSString *) token {
4042     return (id) Token_ ?: [NSNull null];
4043 }
4044
4045 + (NSString *) webScriptNameForSelector:(SEL)selector {
4046     if (false);
4047     else if (selector == @selector(addBridgedHost:))
4048         return @"addBridgedHost";
4049     else if (selector == @selector(addInsecureHost:))
4050         return @"addInsecureHost";
4051     else if (selector == @selector(addInternalRedirect::))
4052         return @"addInternalRedirect";
4053     else if (selector == @selector(addPipelinedHost:scheme:))
4054         return @"addPipelinedHost";
4055     else if (selector == @selector(addSource:::))
4056         return @"addSource";
4057     else if (selector == @selector(addTokenHost:))
4058         return @"addTokenHost";
4059     else if (selector == @selector(addTrivialSource:))
4060         return @"addTrivialSource";
4061     else if (selector == @selector(close))
4062         return @"close";
4063     else if (selector == @selector(du:))
4064         return @"du";
4065     else if (selector == @selector(stringWithFormat:arguments:))
4066         return @"format";
4067     else if (selector == @selector(getAllSources))
4068         return @"getAllSourcs";
4069     else if (selector == @selector(getKernelNumber:))
4070         return @"getKernelNumber";
4071     else if (selector == @selector(getKernelString:))
4072         return @"getKernelString";
4073     else if (selector == @selector(getInstalledPackages))
4074         return @"getInstalledPackages";
4075     else if (selector == @selector(getIORegistryEntry::))
4076         return @"getIORegistryEntry";
4077     else if (selector == @selector(getLocaleIdentifier))
4078         return @"getLocaleIdentifier";
4079     else if (selector == @selector(getPreferredLanguages))
4080         return @"getPreferredLanguages";
4081     else if (selector == @selector(getPackageById:))
4082         return @"getPackageById";
4083     else if (selector == @selector(getMetadataKeys))
4084         return @"getMetadataKeys";
4085     else if (selector == @selector(getMetadataValue:))
4086         return @"getMetadataValue";
4087     else if (selector == @selector(getSessionValue:))
4088         return @"getSessionValue";
4089     else if (selector == @selector(installPackages:))
4090         return @"installPackages";
4091     else if (selector == @selector(localizedStringForKey:value:table:))
4092         return @"localize";
4093     else if (selector == @selector(popViewController:))
4094         return @"popViewController";
4095     else if (selector == @selector(refreshSources))
4096         return @"refreshSources";
4097     else if (selector == @selector(removeButton))
4098         return @"removeButton";
4099     else if (selector == @selector(saveConfig))
4100         return @"saveConfig";
4101     else if (selector == @selector(setCydiaSource:))
4102         return @"setCydiaSource";
4103     else if (selector == @selector(setMetadataValue::))
4104         return @"setMetadataValue";
4105     else if (selector == @selector(setSessionValue::))
4106         return @"setSessionValue";
4107     else if (selector == @selector(substitutePackageNames:))
4108         return @"substitutePackageNames";
4109     else if (selector == @selector(scrollToBottom:))
4110         return @"scrollToBottom";
4111     else if (selector == @selector(setAllowsNavigationAction:))
4112         return @"setAllowsNavigationAction";
4113     else if (selector == @selector(setBadgeValue:))
4114         return @"setBadgeValue";
4115     else if (selector == @selector(setButtonImage:withStyle:toFunction:))
4116         return @"setButtonImage";
4117     else if (selector == @selector(setButtonTitle:withStyle:toFunction:))
4118         return @"setButtonTitle";
4119     else if (selector == @selector(setHidesBackButton:))
4120         return @"setHidesBackButton";
4121     else if (selector == @selector(setHidesNavigationBar:))
4122         return @"setHidesNavigationBar";
4123     else if (selector == @selector(setNavigationBarStyle:))
4124         return @"setNavigationBarStyle";
4125     else if (selector == @selector(setNavigationBarTintRed:green:blue:alpha:))
4126         return @"setNavigationBarTintColor";
4127     else if (selector == @selector(setPasteboardString:))
4128         return @"setPasteboardString";
4129     else if (selector == @selector(setPasteboardURL:))
4130         return @"setPasteboardURL";
4131     else if (selector == @selector(setScrollAlwaysBounceVertical:))
4132         return @"setScrollAlwaysBounceVertical";
4133     else if (selector == @selector(setScrollIndicatorStyle:))
4134         return @"setScrollIndicatorStyle";
4135     else if (selector == @selector(setToken:))
4136         return @"setToken";
4137     else if (selector == @selector(setViewportWidth:))
4138         return @"setViewportWidth";
4139     else if (selector == @selector(statfs:))
4140         return @"statfs";
4141     else if (selector == @selector(supports:))
4142         return @"supports";
4143     else if (selector == @selector(unload))
4144         return @"unload";
4145     else
4146         return nil;
4147 }
4148
4149 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
4150     return [self webScriptNameForSelector:selector] == nil;
4151 }
4152
4153 - (BOOL) supports:(NSString *)feature {
4154     return [feature isEqualToString:@"window.open"];
4155 }
4156
4157 - (void) unload {
4158     [delegate_ performSelectorOnMainThread:@selector(unloadData) withObject:nil waitUntilDone:NO];
4159 }
4160
4161 - (void) setScrollAlwaysBounceVertical:(NSNumber *)value {
4162     [indirect_ performSelectorOnMainThread:@selector(setScrollAlwaysBounceVerticalNumber:) withObject:value waitUntilDone:NO];
4163 }
4164
4165 - (void) setScrollIndicatorStyle:(NSString *)style {
4166     [indirect_ performSelectorOnMainThread:@selector(setScrollIndicatorStyleWithName:) withObject:style waitUntilDone:NO];
4167 }
4168
4169 - (void) addInternalRedirect:(NSString *)from :(NSString *)to {
4170     [CydiaWebViewController performSelectorOnMainThread:@selector(addDiversion:) withObject:[[[Diversion alloc] initWithFrom:from to:to] autorelease] waitUntilDone:NO];
4171 }
4172
4173 - (NSNumber *) getKernelNumber:(NSString *)name {
4174     const char *string([name UTF8String]);
4175
4176     size_t size;
4177     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4178         return (id) [NSNull null];
4179
4180     if (size != sizeof(int))
4181         return (id) [NSNull null];
4182
4183     int value;
4184     if (sysctlbyname(string, &value, &size, NULL, 0) == -1)
4185         return (id) [NSNull null];
4186
4187     return [NSNumber numberWithInt:value];
4188 }
4189
4190 - (NSString *) getKernelString:(NSString *)name {
4191     const char *string([name UTF8String]);
4192
4193     size_t size;
4194     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4195         return (id) [NSNull null];
4196
4197     char value[size + 1];
4198     if (sysctlbyname(string, value, &size, NULL, 0) == -1)
4199         return (id) [NSNull null];
4200
4201     // XXX: just in case you request something ludicrous
4202     value[size] = '\0';
4203
4204     return [NSString stringWithCString:value];
4205 }
4206
4207 - (NSObject *) getIORegistryEntry:(NSString *)path :(NSString *)entry {
4208     NSObject *value(CYIOGetValue([path UTF8String], entry));
4209
4210     if (value != nil)
4211         if ([value isKindOfClass:[NSData class]])
4212             value = CYHex((NSData *) value);
4213
4214     return value;
4215 }
4216
4217 - (void) _setCydiaSource:(NSString *)source {
4218     @synchronized (HostConfig_) {
4219         CydiaSource_ = source;
4220         [Metadata_ setObject:source forKey:@"CydiaSource"];
4221     }
4222
4223     Changed_ = true;
4224 }
4225
4226 - (void) setCydiaSource:(NSString *)source {
4227     [self performSelectorOnMainThread:@selector(_setCydiaSource:) withObject:source waitUntilDone:NO];
4228 }
4229
4230 - (NSString *) cydiaSource {
4231     @synchronized (HostConfig_) {
4232         return (id) CydiaSource_ ?: [NSNull null];
4233     }
4234 }
4235
4236 - (NSArray *) getMetadataKeys {
4237 @synchronized (Values_) {
4238     return [Values_ allKeys];
4239 } }
4240
4241 - (id) getMetadataValue:(NSString *)key {
4242 @synchronized (Values_) {
4243     return [Values_ objectForKey:key];
4244 } }
4245
4246 - (void) setMetadataValue:(NSString *)key :(NSString *)value {
4247 @synchronized (Values_) {
4248     if (value == nil || value == (id) [WebUndefined undefined] || value == (id) [NSNull null])
4249         [Values_ removeObjectForKey:key];
4250     else
4251         [Values_ setObject:value forKey:key];
4252
4253     [delegate_ performSelectorOnMainThread:@selector(updateValues) withObject:nil waitUntilDone:YES];
4254 } }
4255
4256 - (id) getSessionValue:(NSString *)key {
4257 @synchronized (SessionData_) {
4258     return [SessionData_ objectForKey:key];
4259 } }
4260
4261 - (void) setSessionValue:(NSString *)key :(NSString *)value {
4262 @synchronized (SessionData_) {
4263     if (value == (id) [WebUndefined undefined])
4264         [SessionData_ removeObjectForKey:key];
4265     else
4266         [SessionData_ setObject:value forKey:key];
4267 } }
4268
4269 - (void) addBridgedHost:(NSString *)host {
4270 @synchronized (HostConfig_) {
4271     [BridgedHosts_ addObject:host];
4272 } }
4273
4274 - (void) addInsecureHost:(NSString *)host {
4275 @synchronized (HostConfig_) {
4276     [InsecureHosts_ addObject:host];
4277 } }
4278
4279 - (void) addTokenHost:(NSString *)host {
4280 @synchronized (HostConfig_) {
4281     [TokenHosts_ addObject:host];
4282 } }
4283
4284 - (void) addPipelinedHost:(NSString *)host scheme:(NSString *)scheme {
4285 @synchronized (HostConfig_) {
4286     if (scheme != (id) [WebUndefined undefined])
4287         host = [NSString stringWithFormat:@"%@:%@", [scheme lowercaseString], host];
4288
4289     [PipelinedHosts_ addObject:host];
4290 } }
4291
4292 - (void) popViewController:(NSNumber *)value {
4293     if (value == (id) [WebUndefined undefined])
4294         value = [NSNumber numberWithBool:YES];
4295     [indirect_ performSelectorOnMainThread:@selector(popViewControllerWithNumber:) withObject:value waitUntilDone:NO];
4296 }
4297
4298 - (void) addSource:(NSString *)href :(NSString *)distribution :(WebScriptObject *)sections {
4299     NSMutableArray *array([NSMutableArray arrayWithCapacity:[sections count]]);
4300
4301     for (NSString *section in sections)
4302         [array addObject:section];
4303
4304     [delegate_ performSelectorOnMainThread:@selector(addSource:) withObject:[NSMutableDictionary dictionaryWithObjectsAndKeys:
4305         @"deb", @"Type",
4306         href, @"URI",
4307         distribution, @"Distribution",
4308         array, @"Sections",
4309     nil] waitUntilDone:NO];
4310 }
4311
4312 - (void) addTrivialSource:(NSString *)href {
4313     [delegate_ performSelectorOnMainThread:@selector(addTrivialSource:) withObject:href waitUntilDone:NO];
4314 }
4315
4316 - (void) refreshSources {
4317     [delegate_ performSelectorOnMainThread:@selector(syncData) withObject:nil waitUntilDone:NO];
4318 }
4319
4320 - (void) saveConfig {
4321     [delegate_ performSelectorOnMainThread:@selector(_saveConfig) withObject:nil waitUntilDone:NO];
4322 }
4323
4324 - (NSArray *) getAllSources {
4325     return [[Database sharedInstance] sources];
4326 }
4327
4328 - (NSArray *) getInstalledPackages {
4329     Database *database([Database sharedInstance]);
4330 @synchronized (database) {
4331     NSArray *packages([database packages]);
4332     NSMutableArray *installed([NSMutableArray arrayWithCapacity:1024]);
4333     for (Package *package in packages)
4334         if (![package uninstalled])
4335             [installed addObject:package];
4336     return installed;
4337 } }
4338
4339 - (Package *) getPackageById:(NSString *)id {
4340     if (Package *package = [[Database sharedInstance] packageWithName:id]) {
4341         [package parse];
4342         return package;
4343     } else
4344         return (Package *) [NSNull null];
4345 }
4346
4347 - (NSString *) getLocaleIdentifier {
4348     return Locale_ == NULL ? (NSString *) [NSNull null] : (NSString *) CFLocaleGetIdentifier(Locale_);
4349 }
4350
4351 - (NSArray *) getPreferredLanguages {
4352     return Languages_;
4353 }
4354
4355 - (NSArray *) statfs:(NSString *)path {
4356     struct statfs stat;
4357
4358     if (path == nil || statfs([path UTF8String], &stat) == -1)
4359         return nil;
4360
4361     return [NSArray arrayWithObjects:
4362         [NSNumber numberWithUnsignedLong:stat.f_bsize],
4363         [NSNumber numberWithUnsignedLong:stat.f_blocks],
4364         [NSNumber numberWithUnsignedLong:stat.f_bfree],
4365     nil];
4366 }
4367
4368 - (NSNumber *) du:(NSString *)path {
4369     NSNumber *value(nil);
4370
4371     int fds[2];
4372     _assert(pipe(fds) != -1);
4373
4374     pid_t pid(ExecFork());
4375     if (pid == 0) {
4376         _assert(dup2(fds[1], 1) != -1);
4377         _assert(close(fds[0]) != -1);
4378         _assert(close(fds[1]) != -1);
4379         /* XXX: this should probably not use du */
4380         execl("/usr/libexec/cydia/du", "du", "-s", [path UTF8String], NULL);
4381         exit(1);
4382         _assert(false);
4383     }
4384
4385     _assert(close(fds[1]) != -1);
4386
4387     if (FILE *du = fdopen(fds[0], "r")) {
4388         char line[1024];
4389         while (fgets(line, sizeof(line), du) != NULL) {
4390             size_t length(strlen(line));
4391             while (length != 0 && line[length - 1] == '\n')
4392                 line[--length] = '\0';
4393             if (char *tab = strchr(line, '\t')) {
4394                 *tab = '\0';
4395                 value = [NSNumber numberWithUnsignedLong:strtoul(line, NULL, 0)];
4396             }
4397         }
4398
4399         fclose(du);
4400     } else _assert(close(fds[0]));
4401
4402     ReapZombie(pid);
4403
4404     return value;
4405 }
4406
4407 - (void) close {
4408     [indirect_ performSelectorOnMainThread:@selector(close) withObject:nil waitUntilDone:NO];
4409 }
4410
4411 - (void) installPackages:(NSArray *)packages {
4412     [delegate_ performSelectorOnMainThread:@selector(installPackages:) withObject:packages waitUntilDone:NO];
4413 }
4414
4415 - (NSString *) substitutePackageNames:(NSString *)message {
4416     NSMutableArray *words([[message componentsSeparatedByString:@" "] mutableCopy]);
4417     for (size_t i(0), e([words count]); i != e; ++i) {
4418         NSString *word([words objectAtIndex:i]);
4419         if (Package *package = [[Database sharedInstance] packageWithName:word])
4420             [words replaceObjectAtIndex:i withObject:[package name]];
4421     }
4422
4423     return [words componentsJoinedByString:@" "];
4424 }
4425
4426 - (void) removeButton {
4427     [indirect_ removeButton];
4428 }
4429
4430 - (void) setButtonImage:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4431     [indirect_ setButtonImage:button withStyle:style toFunction:function];
4432 }
4433
4434 - (void) setButtonTitle:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4435     [indirect_ setButtonTitle:button withStyle:style toFunction:function];
4436 }
4437
4438 - (void) setBadgeValue:(id)value {
4439     [indirect_ performSelectorOnMainThread:@selector(setBadgeValue:) withObject:value waitUntilDone:NO];
4440 }
4441
4442 - (void) setAllowsNavigationAction:(NSString *)value {
4443     [indirect_ performSelectorOnMainThread:@selector(setAllowsNavigationActionByNumber:) withObject:value waitUntilDone:NO];
4444 }
4445
4446 - (void) setHidesBackButton:(NSString *)value {
4447     [indirect_ performSelectorOnMainThread:@selector(setHidesBackButtonByNumber:) withObject:value waitUntilDone:NO];
4448 }
4449
4450 - (void) setHidesNavigationBar:(NSString *)value {
4451     [indirect_ performSelectorOnMainThread:@selector(setHidesNavigationBarByNumber:) withObject:value waitUntilDone:NO];
4452 }
4453
4454 - (void) setNavigationBarStyle:(NSString *)value {
4455     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarStyle:) withObject:value waitUntilDone:NO];
4456 }
4457
4458 - (void) setNavigationBarTintRed:(NSNumber *)red green:(NSNumber *)green blue:(NSNumber *)blue alpha:(NSNumber *)alpha {
4459     float opacity(alpha == (id) [WebUndefined undefined] ? 1 : [alpha floatValue]);
4460     UIColor *color([UIColor colorWithRed:[red floatValue] green:[green floatValue] blue:[blue floatValue] alpha:opacity]);
4461     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarTintColor:) withObject:color waitUntilDone:NO];
4462 }
4463
4464 - (void) setPasteboardString:(NSString *)value {
4465     [[objc_getClass("UIPasteboard") generalPasteboard] setString:value];
4466 }
4467
4468 - (void) setPasteboardURL:(NSString *)value {
4469     [[objc_getClass("UIPasteboard") generalPasteboard] setURL:[NSURL URLWithString:value]];
4470 }
4471
4472 - (void) _setToken:(NSString *)token {
4473     Token_ = token;
4474
4475     if (token == nil)
4476         [Metadata_ removeObjectForKey:@"Token"];
4477     else
4478         [Metadata_ setObject:Token_ forKey:@"Token"];
4479
4480     Changed_ = true;
4481 }
4482
4483 - (void) setToken:(NSString *)token {
4484     [self performSelectorOnMainThread:@selector(_setToken:) withObject:token waitUntilDone:NO];
4485 }
4486
4487 - (void) scrollToBottom:(NSNumber *)animated {
4488     [indirect_ performSelectorOnMainThread:@selector(scrollToBottomAnimated:) withObject:animated waitUntilDone:NO];
4489 }
4490
4491 - (void) setViewportWidth:(float)width {
4492     [indirect_ setViewportWidthOnMainThread:width];
4493 }
4494
4495 - (NSString *) stringWithFormat:(NSString *)format arguments:(WebScriptObject *)arguments {
4496     //NSLog(@"SWF:\"%@\" A:%@", format, [arguments description]);
4497     unsigned count([arguments count]);
4498     id values[count];
4499     for (unsigned i(0); i != count; ++i)
4500         values[i] = [arguments objectAtIndex:i];
4501     return [[[NSString alloc] initWithFormat:format arguments:reinterpret_cast<va_list>(values)] autorelease];
4502 }
4503
4504 - (NSString *) localizedStringForKey:(NSString *)key value:(NSString *)value table:(NSString *)table {
4505     if (reinterpret_cast<id>(value) == [WebUndefined undefined])
4506         value = nil;
4507     if (reinterpret_cast<id>(table) == [WebUndefined undefined])
4508         table = nil;
4509     return [[NSBundle mainBundle] localizedStringForKey:key value:value table:table];
4510 }
4511
4512 @end
4513 /* }}} */
4514
4515 @interface NSURL (CydiaSecure)
4516 @end
4517
4518 @implementation NSURL (CydiaSecure)
4519
4520 - (bool) isCydiaSecure {
4521     if ([[[self scheme] lowercaseString] isEqualToString:@"https"])
4522         return true;
4523
4524     @synchronized (HostConfig_) {
4525         if ([InsecureHosts_ containsObject:[self host]])
4526             return true;
4527     }
4528
4529     return false;
4530 }
4531
4532 @end
4533
4534 /* Cydia Browser Controller {{{ */
4535 @implementation CydiaWebViewController
4536
4537 - (NSURL *) navigationURL {
4538     return request_ == nil ? nil : [NSURL URLWithString:[NSString stringWithFormat:@"cydia://url/%@", [[request_ URL] absoluteString]]];
4539 }
4540
4541 + (void) _initialize {
4542     [super _initialize];
4543
4544     Diversions_ = [NSMutableSet setWithCapacity:0];
4545 }
4546
4547 + (void) addDiversion:(Diversion *)diversion {
4548     [Diversions_ addObject:diversion];
4549 }
4550
4551 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4552     [super webView:view didClearWindowObject:window forFrame:frame];
4553
4554     WebDataSource *source([frame dataSource]);
4555     NSURLResponse *response([source response]);
4556     NSURL *url([response URL]);
4557     NSString *scheme([[url scheme] lowercaseString]);
4558
4559     bool bridged(false);
4560
4561     @synchronized (HostConfig_) {
4562         if ([scheme isEqualToString:@"file"])
4563             bridged = true;
4564         else if ([scheme isEqualToString:@"https"])
4565             if ([BridgedHosts_ containsObject:[url host]])
4566                 bridged = true;
4567     }
4568
4569     if (bridged)
4570         [window setValue:cydia_ forKey:@"cydia"];
4571 }
4572
4573 - (void) _setupMail:(MFMailComposeViewController *)controller {
4574     [controller addAttachmentData:[NSData dataWithContentsOfFile:@"/tmp/cydia.log"] mimeType:@"text/plain" fileName:@"cydia.log"];
4575
4576     system("/usr/bin/dpkg -l >/tmp/dpkgl.log");
4577     [controller addAttachmentData:[NSData dataWithContentsOfFile:@"/tmp/dpkgl.log"] mimeType:@"text/plain" fileName:@"dpkgl.log"];
4578 }
4579
4580 - (NSURL *) URLWithURL:(NSURL *)url {
4581     return [Diversion divertURL:url];
4582 }
4583
4584 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
4585     NSURL *url([request URL]);
4586     NSString *host([url host]);
4587
4588     NSMutableURLRequest *copy([[super webView:view resource:resource willSendRequest:request redirectResponse:response fromDataSource:source] mutableCopy]);
4589
4590     if (System_ != NULL && [copy valueForHTTPHeaderField:@"X-System"] == nil)
4591         [copy setValue:System_ forHTTPHeaderField:@"X-System"];
4592     if (Machine_ != NULL && [copy valueForHTTPHeaderField:@"X-Machine"] == nil)
4593         [copy setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
4594
4595     bool bridged;
4596     bool token;
4597
4598     @synchronized (HostConfig_) {
4599         bridged = [BridgedHosts_ containsObject:host];
4600         token = [TokenHosts_ containsObject:host];
4601     }
4602
4603     if ([url isCydiaSecure]) {
4604         if (bridged) {
4605             if (UniqueID_ != nil && [copy valueForHTTPHeaderField:@"X-Cydia-Id"] == nil)
4606                 [copy setValue:UniqueID_ forHTTPHeaderField:@"X-Cydia-Id"];
4607         } else if (token) {
4608             if (Token_ != nil && [copy valueForHTTPHeaderField:@"X-Cydia-Token"] == nil)
4609                 [copy setValue:Token_ forHTTPHeaderField:@"X-Cydia-Token"];
4610         }
4611     }
4612
4613     return copy;
4614 }
4615
4616 - (void) setDelegate:(id)delegate {
4617     [super setDelegate:delegate];
4618     [cydia_ setDelegate:delegate];
4619 }
4620
4621 - (NSString *) applicationNameForUserAgent {
4622     NSString *application([NSString stringWithFormat:@"Cydia/%@", Cydia_]);
4623
4624     if (Safari_ != nil)
4625         application = [NSString stringWithFormat:@"Safari/%@ %@", Safari_, application];
4626     if (Build_ != nil)
4627         application = [NSString stringWithFormat:@"Mobile/%@ %@", Build_, application];
4628     if (Product_ != nil)
4629         application = [NSString stringWithFormat:@"Version/%@ %@", Product_, application];
4630
4631     return application;
4632 }
4633
4634 - (id) init {
4635     if ((self = [super initWithWidth:0 ofClass:[CydiaWebViewController class]]) != nil) {
4636         cydia_ = [[[CydiaObject alloc] initWithDelegate:indirect_] autorelease];
4637     } return self;
4638 }
4639
4640 @end
4641
4642 @interface AppCacheController : CydiaWebViewController {
4643 }
4644
4645 @end
4646
4647 @implementation AppCacheController
4648
4649 - (void) didReceiveMemoryWarning {
4650 }
4651
4652 @end
4653 /* }}} */
4654
4655 // CydiaScript {{{
4656 @interface NSObject (CydiaScript)
4657 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context;
4658 @end
4659
4660 @implementation NSObject (CydiaScript)
4661
4662 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4663     return self;
4664 }
4665
4666 @end
4667
4668 @implementation NSArray (CydiaScript)
4669
4670 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4671     WebScriptObject *object([context evaluateWebScript:@"[]"]);
4672     for (size_t i(0), e([self count]); i != e; ++i)
4673         [object setWebScriptValueAtIndex:i value:[[self objectAtIndex:i] Cydia$webScriptObjectInContext:context]];
4674     return object;
4675 }
4676
4677 @end
4678
4679 @implementation NSDictionary (CydiaScript)
4680
4681 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4682     WebScriptObject *object([context evaluateWebScript:@"({})"]);
4683     for (id i in self)
4684         [object setValue:[[self objectForKey:i] Cydia$webScriptObjectInContext:context] forKey:i];
4685     return object;
4686 }
4687
4688 @end
4689 // }}}
4690
4691 /* Confirmation Controller {{{ */
4692 bool DepSubstrate(const pkgCache::VerIterator &iterator) {
4693     if (!iterator.end())
4694         for (pkgCache::DepIterator dep(iterator.DependsList()); !dep.end(); ++dep) {
4695             if (dep->Type != pkgCache::Dep::Depends && dep->Type != pkgCache::Dep::PreDepends)
4696                 continue;
4697             pkgCache::PkgIterator package(dep.TargetPkg());
4698             if (package.end())
4699                 continue;
4700             if (strcmp(package.Name(), "mobilesubstrate") == 0)
4701                 return true;
4702         }
4703
4704     return false;
4705 }
4706
4707 @protocol ConfirmationControllerDelegate
4708 - (void) cancelAndClear:(bool)clear;
4709 - (void) confirmWithNavigationController:(UINavigationController *)navigation;
4710 - (void) queue;
4711 @end
4712
4713 @interface ConfirmationController : CydiaWebViewController {
4714     _transient Database *database_;
4715
4716     _H<UIAlertView> essential_;
4717
4718     _H<NSDictionary> changes_;
4719     _H<NSMutableArray> issues_;
4720     _H<NSDictionary> sizes_;
4721
4722     BOOL substrate_;
4723 }
4724
4725 - (id) initWithDatabase:(Database *)database;
4726
4727 @end
4728
4729 @implementation ConfirmationController
4730
4731 - (void) complete {
4732     if (substrate_)
4733         RestartSubstrate_ = true;
4734     [delegate_ confirmWithNavigationController:[self navigationController]];
4735 }
4736
4737 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
4738     NSString *context([alert context]);
4739
4740     if ([context isEqualToString:@"remove"]) {
4741         if (button == [alert cancelButtonIndex])
4742             [self dismissModalViewControllerAnimated:YES];
4743         else if (button == [alert firstOtherButtonIndex]) {
4744             [self complete];
4745         }
4746
4747         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4748     } else if ([context isEqualToString:@"unable"]) {
4749         [self dismissModalViewControllerAnimated:YES];
4750         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4751     } else {
4752         [super alertView:alert clickedButtonAtIndex:button];
4753     }
4754 }
4755
4756 - (void) _doContinue {
4757     [delegate_ cancelAndClear:NO];
4758     [self dismissModalViewControllerAnimated:YES];
4759 }
4760
4761 - (id) invokeDefaultMethodWithArguments:(NSArray *)args {
4762     [self performSelectorOnMainThread:@selector(_doContinue) withObject:nil waitUntilDone:NO];
4763     return nil;
4764 }
4765
4766 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4767     [super webView:view didClearWindowObject:window forFrame:frame];
4768
4769     [window setValue:[[NSDictionary dictionaryWithObjectsAndKeys:
4770         (id) changes_, @"changes",
4771         (id) issues_, @"issues",
4772         (id) sizes_, @"sizes",
4773         self, @"queue",
4774     nil] Cydia$webScriptObjectInContext:window] forKey:@"cydiaConfirm"];
4775 }
4776
4777 - (id) initWithDatabase:(Database *)database {
4778     if ((self = [super init]) != nil) {
4779         database_ = database;
4780
4781         NSMutableArray *installs([NSMutableArray arrayWithCapacity:16]);
4782         NSMutableArray *reinstalls([NSMutableArray arrayWithCapacity:16]);
4783         NSMutableArray *upgrades([NSMutableArray arrayWithCapacity:16]);
4784         NSMutableArray *downgrades([NSMutableArray arrayWithCapacity:16]);
4785         NSMutableArray *removes([NSMutableArray arrayWithCapacity:16]);
4786
4787         bool remove(false);
4788
4789         pkgCacheFile &cache([database_ cache]);
4790         NSArray *packages([database_ packages]);
4791         pkgDepCache::Policy *policy([database_ policy]);
4792
4793         issues_ = [NSMutableArray arrayWithCapacity:4];
4794
4795         for (Package *package in packages) {
4796             pkgCache::PkgIterator iterator([package iterator]);
4797             NSString *name([package id]);
4798
4799             if ([package broken]) {
4800                 NSMutableArray *reasons([NSMutableArray arrayWithCapacity:4]);
4801
4802                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4803                     name, @"package",
4804                     reasons, @"reasons",
4805                 nil]];
4806
4807                 pkgCache::VerIterator ver(cache[iterator].InstVerIter(cache));
4808                 if (ver.end())
4809                     continue;
4810
4811                 for (pkgCache::DepIterator dep(ver.DependsList()); !dep.end(); ) {
4812                     pkgCache::DepIterator start;
4813                     pkgCache::DepIterator end;
4814                     dep.GlobOr(start, end); // ++dep
4815
4816                     if (!cache->IsImportantDep(end))
4817                         continue;
4818                     if ((cache[end] & pkgDepCache::DepGInstall) != 0)
4819                         continue;
4820
4821                     NSMutableArray *clauses([NSMutableArray arrayWithCapacity:4]);
4822
4823                     [reasons addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4824                         [NSString stringWithUTF8String:start.DepType()], @"relationship",
4825                         clauses, @"clauses",
4826                     nil]];
4827
4828                     _forever {
4829                         NSString *reason, *installed((NSString *) [WebUndefined undefined]);
4830
4831                         pkgCache::PkgIterator target(start.TargetPkg());
4832                         if (target->ProvidesList != 0)
4833                             reason = @"missing";
4834                         else {
4835                             pkgCache::VerIterator ver(cache[target].InstVerIter(cache));
4836                             if (!ver.end()) {
4837                                 reason = @"installed";
4838                                 installed = [NSString stringWithUTF8String:ver.VerStr()];
4839                             } else if (!cache[target].CandidateVerIter(cache).end())
4840                                 reason = @"uninstalled";
4841                             else if (target->ProvidesList == 0)
4842                                 reason = @"uninstallable";
4843                             else
4844                                 reason = @"virtual";
4845                         }
4846
4847                         NSDictionary *version(start.TargetVer() == 0 ? [NSNull null] : [NSDictionary dictionaryWithObjectsAndKeys:
4848                             [NSString stringWithUTF8String:start.CompType()], @"operator",
4849                             [NSString stringWithUTF8String:start.TargetVer()], @"value",
4850                         nil]);
4851
4852                         [clauses addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4853                             [NSString stringWithUTF8String:start.TargetPkg().Name()], @"package",
4854                             version, @"version",
4855                             reason, @"reason",
4856                             installed, @"installed",
4857                         nil]];
4858
4859                         // yes, seriously. (wtf?)
4860                         if (start == end)
4861                             break;
4862                         ++start;
4863                     }
4864                 }
4865             }
4866
4867             pkgDepCache::StateCache &state(cache[iterator]);
4868
4869             static Pcre special_r("^(firmware$|gsc\\.|cy\\+)");
4870
4871             if (state.NewInstall())
4872                 [installs addObject:name];
4873             // XXX: else if (state.Install())
4874             else if (!state.Delete() && (state.iFlags & pkgDepCache::ReInstall) == pkgDepCache::ReInstall)
4875                 [reinstalls addObject:name];
4876             // XXX: move before previous if
4877             else if (state.Upgrade())
4878                 [upgrades addObject:name];
4879             else if (state.Downgrade())
4880                 [downgrades addObject:name];
4881             else if (!state.Delete())
4882                 // XXX: _assert(state.Keep());
4883                 continue;
4884             else if (special_r(name))
4885                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4886                     [NSNull null], @"package",
4887                     [NSArray arrayWithObjects:
4888                         [NSDictionary dictionaryWithObjectsAndKeys:
4889                             @"Conflicts", @"relationship",
4890                             [NSArray arrayWithObjects:
4891                                 [NSDictionary dictionaryWithObjectsAndKeys:
4892                                     name, @"package",
4893                                     [NSNull null], @"version",
4894                                     @"installed", @"reason",
4895                                 nil],
4896                             nil], @"clauses",
4897                         nil],
4898                     nil], @"reasons",
4899                 nil]];
4900             else {
4901                 if ([package essential])
4902                     remove = true;
4903                 [removes addObject:name];
4904             }
4905
4906             substrate_ |= DepSubstrate(policy->GetCandidateVer(iterator));
4907             substrate_ |= DepSubstrate(iterator.CurrentVer());
4908         }
4909
4910         if (!remove)
4911             essential_ = nil;
4912         else if (Advanced_) {
4913             NSString *parenthetical(UCLocalize("PARENTHETICAL"));
4914
4915             essential_ = [[[UIAlertView alloc]
4916                 initWithTitle:UCLocalize("REMOVING_ESSENTIALS")
4917                 message:UCLocalize("REMOVING_ESSENTIALS_EX")
4918                 delegate:self
4919                 cancelButtonTitle:[NSString stringWithFormat:parenthetical, UCLocalize("CANCEL_OPERATION"), UCLocalize("SAFE")]
4920                 otherButtonTitles:
4921                     [NSString stringWithFormat:parenthetical, UCLocalize("FORCE_REMOVAL"), UCLocalize("UNSAFE")],
4922                 nil
4923             ] autorelease];
4924
4925             [essential_ setContext:@"remove"];
4926         } else {
4927             essential_ = [[[UIAlertView alloc]
4928                 initWithTitle:UCLocalize("UNABLE_TO_COMPLY")
4929                 message:UCLocalize("UNABLE_TO_COMPLY_EX")
4930                 delegate:self
4931                 cancelButtonTitle:UCLocalize("OKAY")
4932                 otherButtonTitles:nil
4933             ] autorelease];
4934
4935             [essential_ setContext:@"unable"];
4936         }
4937
4938         changes_ = [NSDictionary dictionaryWithObjectsAndKeys:
4939             installs, @"installs",
4940             reinstalls, @"reinstalls",
4941             upgrades, @"upgrades",
4942             downgrades, @"downgrades",
4943             removes, @"removes",
4944         nil];
4945
4946         sizes_ = [NSDictionary dictionaryWithObjectsAndKeys:
4947             [NSNumber numberWithInteger:[database_ fetcher].FetchNeeded()], @"downloading",
4948             [NSNumber numberWithInteger:[database_ fetcher].PartialPresent()], @"resuming",
4949         nil];
4950
4951         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/confirm/", UI_]]];
4952     } return self;
4953 }
4954
4955 - (UIBarButtonItem *) leftButton {
4956     return [[[UIBarButtonItem alloc]
4957         initWithTitle:UCLocalize("CANCEL")
4958         style:UIBarButtonItemStylePlain
4959         target:self
4960         action:@selector(cancelButtonClicked)
4961     ] autorelease];
4962 }
4963
4964 #if !AlwaysReload
4965 - (void) applyRightButton {
4966     if ([issues_ count] == 0 && ![self isLoading])
4967         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
4968             initWithTitle:UCLocalize("CONFIRM")
4969             style:UIBarButtonItemStyleDone
4970             target:self
4971             action:@selector(confirmButtonClicked)
4972         ] autorelease]];
4973     else
4974         [[self navigationItem] setRightBarButtonItem:nil];
4975 }
4976 #endif
4977
4978 - (void) cancelButtonClicked {
4979     [self dismissModalViewControllerAnimated:YES];
4980     [delegate_ cancelAndClear:YES];
4981 }
4982
4983 #if !AlwaysReload
4984 - (void) confirmButtonClicked {
4985     if (essential_ != nil)
4986         [essential_ show];
4987     else
4988         [self complete];
4989 }
4990 #endif
4991
4992 @end
4993 /* }}} */
4994
4995 /* Progress Data {{{ */
4996 @interface CydiaProgressData : NSObject {
4997     _transient id delegate_;
4998
4999     bool running_;
5000     float percent_;
5001
5002     float current_;
5003     float total_;
5004     float speed_;
5005
5006     _H<NSMutableArray> events_;
5007     _H<NSString> title_;
5008
5009     _H<NSString> status_;
5010     _H<NSString> finish_;
5011 }
5012
5013 @end
5014
5015 @implementation CydiaProgressData
5016
5017 + (NSArray *) _attributeKeys {
5018     return [NSArray arrayWithObjects:
5019         @"current",
5020         @"events",
5021         @"finish",
5022         @"percent",
5023         @"running",
5024         @"speed",
5025         @"title",
5026         @"total",
5027     nil];
5028 }
5029
5030 - (NSArray *) attributeKeys {
5031     return [[self class] _attributeKeys];
5032 }
5033
5034 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
5035     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
5036 }
5037
5038 - (id) init {
5039     if ((self = [super init]) != nil) {
5040         events_ = [NSMutableArray arrayWithCapacity:32];
5041     } return self;
5042 }
5043
5044 - (void) setDelegate:(id)delegate {
5045     delegate_ = delegate;
5046 }
5047
5048 - (void) setPercent:(float)value {
5049     percent_ = value;
5050 }
5051
5052 - (NSNumber *) percent {
5053     return [NSNumber numberWithFloat:percent_];
5054 }
5055
5056 - (void) setCurrent:(float)value {
5057     current_ = value;
5058 }
5059
5060 - (NSNumber *) current {
5061     return [NSNumber numberWithFloat:current_];
5062 }
5063
5064 - (void) setTotal:(float)value {
5065     total_ = value;
5066 }
5067
5068 - (NSNumber *) total {
5069     return [NSNumber numberWithFloat:total_];
5070 }
5071
5072 - (void) setSpeed:(float)value {
5073     speed_ = value;
5074 }
5075
5076 - (NSNumber *) speed {
5077     return [NSNumber numberWithFloat:speed_];
5078 }
5079
5080 - (NSArray *) events {
5081     return events_;
5082 }
5083
5084 - (void) removeAllEvents {
5085     [events_ removeAllObjects];
5086 }
5087
5088 - (void) addEvent:(CydiaProgressEvent *)event {
5089     [events_ addObject:event];
5090 }
5091
5092 - (void) setTitle:(NSString *)text {
5093     title_ = text;
5094 }
5095
5096 - (NSString *) title {
5097     return title_;
5098 }
5099
5100 - (void) setFinish:(NSString *)text {
5101     finish_ = text;
5102 }
5103
5104 - (NSString *) finish {
5105     return (id) finish_ ?: [NSNull null];
5106 }
5107
5108 - (void) setRunning:(bool)running {
5109     running_ = running;
5110 }
5111
5112 - (NSNumber *) running {
5113     return running_ ? (NSNumber *) kCFBooleanTrue : (NSNumber *) kCFBooleanFalse;
5114 }
5115
5116 @end
5117 /* }}} */
5118 /* Progress Controller {{{ */
5119 @interface ProgressController : CydiaWebViewController <
5120     ProgressDelegate
5121 > {
5122     _transient Database *database_;
5123     _H<CydiaProgressData, 1> progress_;
5124     unsigned cancel_;
5125 }
5126
5127 - (id) initWithDatabase:(Database *)database delegate:(id)delegate;
5128
5129 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title;
5130
5131 - (void) setTitle:(NSString *)title;
5132 - (void) setCancellable:(bool)cancellable;
5133
5134 @end
5135
5136 @implementation ProgressController
5137
5138 - (void) dealloc {
5139     [database_ setProgressDelegate:nil];
5140     [super dealloc];
5141 }
5142
5143 - (UIBarButtonItem *) leftButton {
5144     return cancel_ == 1 ? [[[UIBarButtonItem alloc]
5145         initWithTitle:UCLocalize("CANCEL")
5146         style:UIBarButtonItemStylePlain
5147         target:self
5148         action:@selector(cancel)
5149     ] autorelease] : nil;
5150 }
5151
5152 - (void) updateCancel {
5153     [super applyLeftButton];
5154 }
5155
5156 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
5157     if ((self = [super init]) != nil) {
5158         database_ = database;
5159         delegate_ = delegate;
5160
5161         [database_ setProgressDelegate:self];
5162
5163         progress_ = [[[CydiaProgressData alloc] init] autorelease];
5164         [progress_ setDelegate:self];
5165
5166         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/progress/", UI_]]];
5167
5168         [scroller_ setBackgroundColor:[UIColor blackColor]];
5169
5170         [[self navigationItem] setHidesBackButton:YES];
5171
5172         [self updateCancel];
5173     } return self;
5174 }
5175
5176 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
5177     [super webView:view didClearWindowObject:window forFrame:frame];
5178     [window setValue:progress_ forKey:@"cydiaProgress"];
5179 }
5180
5181 - (void) updateProgress {
5182     [self dispatchEvent:@"CydiaProgressUpdate"];
5183 }
5184
5185 - (void) viewWillAppear:(BOOL)animated {
5186     [[[self navigationController] navigationBar] setBarStyle:UIBarStyleBlack];
5187     [super viewWillAppear:animated];
5188 }
5189
5190 - (void) close {
5191     UpdateExternalStatus(0);
5192
5193     if (Finish_ > 1)
5194         [delegate_ saveState];
5195
5196     switch (Finish_) {
5197         case 0:
5198             [delegate_ returnToCydia];
5199         break;
5200
5201         case 1:
5202             [delegate_ terminateWithSuccess];
5203             /*if ([delegate_ respondsToSelector:@selector(suspendWithAnimation:)])
5204                 [delegate_ suspendWithAnimation:YES];
5205             else
5206                 [delegate_ suspend];*/
5207         break;
5208
5209         case 2:
5210             _trace();
5211             goto reload;
5212
5213         case 3:
5214             _trace();
5215             goto reload;
5216
5217         reload:
5218             system("/usr/bin/sbreload");
5219             _trace();
5220         break;
5221
5222         case 4:
5223             _trace();
5224             if (void (*SBReboot)(mach_port_t) = reinterpret_cast<void (*)(mach_port_t)>(dlsym(RTLD_DEFAULT, "SBReboot")))
5225                 SBReboot(SBSSpringBoardServerPort());
5226             else
5227                 reboot2(RB_AUTOBOOT);
5228         break;
5229     }
5230
5231     [super close];
5232 }
5233
5234 - (void) setTitle:(NSString *)title {
5235     [progress_ setTitle:title];
5236     [self updateProgress];
5237 }
5238
5239 - (UIBarButtonItem *) rightButton {
5240     return [[progress_ running] boolValue] ? [super rightButton] : [[[UIBarButtonItem alloc]
5241         initWithTitle:UCLocalize("CLOSE")
5242         style:UIBarButtonItemStylePlain
5243         target:self
5244         action:@selector(close)
5245     ] autorelease];
5246 }
5247
5248 - (void) uicache {
5249     _trace();
5250     system("su -c /usr/bin/uicache mobile");
5251     _trace();
5252 }
5253
5254 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title {
5255     UpdateExternalStatus(1);
5256
5257     [progress_ setRunning:true];
5258     [self setTitle:title];
5259     // implicit updateProgress
5260
5261     SHA1SumValue notifyconf; {
5262         FileFd file;
5263         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5264             _error->Discard();
5265         else {
5266             MMap mmap(file, MMap::ReadOnly);
5267             SHA1Summation sha1;
5268             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5269             notifyconf = sha1.Result();
5270         }
5271     }
5272
5273     SHA1SumValue springlist; {
5274         FileFd file;
5275         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5276             _error->Discard();
5277         else {
5278             MMap mmap(file, MMap::ReadOnly);
5279             SHA1Summation sha1;
5280             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5281             springlist = sha1.Result();
5282         }
5283     }
5284
5285     if (invocation != nil) {
5286         [invocation yieldToSelector:@selector(invoke)];
5287         [self setTitle:@"COMPLETE"];
5288     }
5289
5290     if (Finish_ < 4) {
5291         FileFd file;
5292         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5293             _error->Discard();
5294         else {
5295             MMap mmap(file, MMap::ReadOnly);
5296             SHA1Summation sha1;
5297             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5298             if (!(notifyconf == sha1.Result()))
5299                 Finish_ = 4;
5300         }
5301     }
5302
5303     if (Finish_ < 3) {
5304         FileFd file;
5305         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5306             _error->Discard();
5307         else {
5308             MMap mmap(file, MMap::ReadOnly);
5309             SHA1Summation sha1;
5310             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5311             if (!(springlist == sha1.Result()))
5312                 Finish_ = 3;
5313         }
5314     }
5315
5316     if (Finish_ < 2) {
5317         if (RestartSubstrate_)
5318             Finish_ = 2;
5319     }
5320
5321     RestartSubstrate_ = false;
5322
5323     switch (Finish_) {
5324         case 0: [progress_ setFinish:UCLocalize("RETURN_TO_CYDIA")]; break; /* XXX: Maybe UCLocalize("DONE")? */
5325         case 1: [progress_ setFinish:UCLocalize("CLOSE_CYDIA")]; break;
5326         case 2: [progress_ setFinish:UCLocalize("RESTART_SPRINGBOARD")]; break;
5327         case 3: [progress_ setFinish:UCLocalize("RELOAD_SPRINGBOARD")]; break;
5328         case 4: [progress_ setFinish:UCLocalize("REBOOT_DEVICE")]; break;
5329     }
5330
5331     UIProgressHUD *hud([delegate_ addProgressHUD]);
5332     [hud setText:UCLocalize("LOADING")];
5333     [self yieldToSelector:@selector(uicache)];
5334     [delegate_ removeProgressHUD:hud];
5335
5336     UpdateExternalStatus(Finish_ == 0 ? 0 : 2);
5337
5338     [progress_ setRunning:false];
5339     [self updateProgress];
5340
5341     [self applyRightButton];
5342 }
5343
5344 - (void) addProgressEvent:(CydiaProgressEvent *)event {
5345     [progress_ addEvent:event];
5346     [self updateProgress];
5347 }
5348
5349 - (bool) isProgressCancelled {
5350     return cancel_ == 2;
5351 }
5352
5353 - (void) cancel {
5354     cancel_ = 2;
5355     [self updateCancel];
5356 }
5357
5358 - (void) setCancellable:(bool)cancellable {
5359     unsigned cancel(cancel_);
5360
5361     if (!cancellable)
5362         cancel_ = 0;
5363     else if (cancel_ == 0)
5364         cancel_ = 1;
5365
5366     if (cancel != cancel_)
5367         [self updateCancel];
5368 }
5369
5370 - (void) setProgressCancellable:(NSNumber *)cancellable {
5371     [self setCancellable:[cancellable boolValue]];
5372 }
5373
5374 - (void) setProgressPercent:(NSNumber *)percent {
5375     [progress_ setPercent:[percent floatValue]];
5376     [self updateProgress];
5377 }
5378
5379 - (void) setProgressStatus:(NSDictionary *)status {
5380     if (status == nil) {
5381         [progress_ setCurrent:0];
5382         [progress_ setTotal:0];
5383         [progress_ setSpeed:0];
5384     } else {
5385         [progress_ setPercent:[[status objectForKey:@"Percent"] floatValue]];
5386
5387         [progress_ setCurrent:[[status objectForKey:@"Current"] floatValue]];
5388         [progress_ setTotal:[[status objectForKey:@"Total"] floatValue]];
5389         [progress_ setSpeed:[[status objectForKey:@"Speed"] floatValue]];
5390     }
5391
5392     [self updateProgress];
5393 }
5394
5395 @end
5396 /* }}} */
5397
5398 /* Package Cell {{{ */
5399 @interface PackageCell : CyteTableViewCell <
5400     CyteTableViewCellDelegate
5401 > {
5402     _H<UIImage> icon_;
5403     _H<NSString> name_;
5404     _H<NSString> description_;
5405     bool commercial_;
5406     _H<NSString> source_;
5407     _H<UIImage> badge_;
5408     _H<UIImage> placard_;
5409     bool summarized_;
5410 }
5411
5412 - (PackageCell *) init;
5413 - (void) setPackage:(Package *)package asSummary:(bool)summary;
5414
5415 - (void) drawContentRect:(CGRect)rect;
5416
5417 @end
5418
5419 @implementation PackageCell
5420
5421 - (PackageCell *) init {
5422     CGRect frame(CGRectMake(0, 0, 320, 74));
5423     if ((self = [super initWithFrame:frame reuseIdentifier:@"Package"]) != nil) {
5424         UIView *content([self contentView]);
5425         CGRect bounds([content bounds]);
5426
5427         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
5428         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5429         [content addSubview:content_];
5430
5431         [content_ setDelegate:self];
5432         [content_ setOpaque:YES];
5433     } return self;
5434 }
5435
5436 - (NSString *) accessibilityLabel {
5437     return [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), (id) name_, (id) description_];
5438 }
5439
5440 - (void) setPackage:(Package *)package asSummary:(bool)summary {
5441     summarized_ = summary;
5442
5443     icon_ = nil;
5444     name_ = nil;
5445     description_ = nil;
5446     source_ = nil;
5447     badge_ = nil;
5448     placard_ = nil;
5449
5450     if (package == nil)
5451         [content_ setBackgroundColor:[UIColor whiteColor]];
5452     else {
5453         [package parse];
5454
5455         Source *source = [package source];
5456
5457         icon_ = [package icon];
5458
5459         if (NSString *name = [package name])
5460             name_ = [NSString stringWithString:name];
5461
5462         NSString *description(nil);
5463
5464         if (description == nil && IsWildcat_)
5465             description = [package longDescription];
5466         if (description == nil)
5467             description = [package shortDescription];
5468
5469         if (description != nil)
5470             description_ = [NSString stringWithString:description];
5471
5472         commercial_ = [package isCommercial];
5473
5474         NSString *label = nil;
5475         bool trusted = false;
5476
5477         if (source != nil) {
5478             label = [source label];
5479             trusted = [source trusted];
5480         } else if ([[package id] isEqualToString:@"firmware"])
5481             label = UCLocalize("APPLE");
5482         else
5483             label = [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("UNKNOWN"), UCLocalize("LOCAL")];
5484
5485         NSString *from(label);
5486
5487         NSString *section = [package simpleSection];
5488         if (section != nil && ![section isEqualToString:label]) {
5489             section = [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
5490             from = [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), from, section];
5491         }
5492
5493         source_ = [NSString stringWithFormat:UCLocalize("FROM"), from];
5494
5495         if (NSString *purpose = [package primaryPurpose])
5496             badge_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Purposes/%@.png", App_, purpose]];
5497
5498         UIColor *color;
5499         NSString *placard;
5500
5501         if (NSString *mode = [package mode]) {
5502             if ([mode isEqualToString:@"REMOVE"] || [mode isEqualToString:@"PURGE"]) {
5503                 color = RemovingColor_;
5504                 //placard = @"removing";
5505             } else {
5506                 color = InstallingColor_;
5507                 //placard = @"installing";
5508             }
5509
5510             // XXX: the removing/installing placards are not @2x
5511             placard = nil;
5512         } else {
5513             color = [UIColor whiteColor];
5514
5515             if ([package installed] != nil)
5516                 placard = @"installed";
5517             else
5518                 placard = nil;
5519         }
5520
5521         [content_ setBackgroundColor:color];
5522
5523         if (placard != nil)
5524             placard_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/%@.png", App_, placard]];
5525     }
5526
5527     [self setNeedsDisplay];
5528     [content_ setNeedsDisplay];
5529 }
5530
5531 - (void) drawSummaryContentRect:(CGRect)rect {
5532     bool highlighted(highlighted_);
5533     float width([self bounds].size.width);
5534
5535     if (icon_ != nil) {
5536         CGRect rect;
5537         rect.size = [(UIImage *) icon_ size];
5538
5539         while (rect.size.width > 16 || rect.size.height > 16) {
5540             rect.size.width /= 2;
5541             rect.size.height /= 2;
5542         }
5543
5544         rect.origin.x = 18 - rect.size.width / 2;
5545         rect.origin.y = 18 - rect.size.height / 2;
5546
5547         [icon_ drawInRect:rect];
5548     }
5549
5550     if (badge_ != nil) {
5551         CGRect rect;
5552         rect.size = [(UIImage *) badge_ size];
5553
5554         rect.size.width /= 4;
5555         rect.size.height /= 4;
5556
5557         rect.origin.x = 23 - rect.size.width / 2;
5558         rect.origin.y = 23 - rect.size.height / 2;
5559
5560         [badge_ drawInRect:rect];
5561     }
5562
5563     if (highlighted)
5564         UISetColor(White_);
5565
5566     if (!highlighted)
5567         UISetColor(commercial_ ? Purple_ : Black_);
5568     [name_ drawAtPoint:CGPointMake(36, 8) forWidth:(width - (placard_ == nil ? 68 : 94)) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5569
5570     if (placard_ != nil)
5571         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
5572 }
5573
5574 - (void) drawNormalContentRect:(CGRect)rect {
5575     bool highlighted(highlighted_);
5576     float width([self bounds].size.width);
5577
5578     if (icon_ != nil) {
5579         CGRect rect;
5580         rect.size = [(UIImage *) icon_ size];
5581
5582         while (rect.size.width > 32 || rect.size.height > 32) {
5583             rect.size.width /= 2;
5584             rect.size.height /= 2;
5585         }
5586
5587         rect.origin.x = 25 - rect.size.width / 2;
5588         rect.origin.y = 25 - rect.size.height / 2;
5589
5590         [icon_ drawInRect:rect];
5591     }
5592
5593     if (badge_ != nil) {
5594         CGRect rect;
5595         rect.size = [(UIImage *) badge_ size];
5596
5597         rect.size.width /= 2;
5598         rect.size.height /= 2;
5599
5600         rect.origin.x = 36 - rect.size.width / 2;
5601         rect.origin.y = 36 - rect.size.height / 2;
5602
5603         [badge_ drawInRect:rect];
5604     }
5605
5606     if (highlighted)
5607         UISetColor(White_);
5608
5609     if (!highlighted)
5610         UISetColor(commercial_ ? Purple_ : Black_);
5611     [name_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - (placard_ == nil ? 80 : 106)) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5612     [source_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
5613
5614     if (!highlighted)
5615         UISetColor(commercial_ ? Purplish_ : Gray_);
5616     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:(width - 46) withFont:Font14_ lineBreakMode:UILineBreakModeTailTruncation];
5617
5618     if (placard_ != nil)
5619         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
5620 }
5621
5622 - (void) drawContentRect:(CGRect)rect {
5623     if (summarized_)
5624         [self drawSummaryContentRect:rect];
5625     else
5626         [self drawNormalContentRect:rect];
5627 }
5628
5629 @end
5630 /* }}} */
5631 /* Section Cell {{{ */
5632 @interface SectionCell : CyteTableViewCell <
5633     CyteTableViewCellDelegate
5634 > {
5635     _H<NSString> basic_;
5636     _H<NSString> section_;
5637     _H<NSString> name_;
5638     _H<NSString> count_;
5639     _H<UIImage> icon_;
5640     _H<UISwitch> switch_;
5641     BOOL editing_;
5642 }
5643
5644 - (void) setSection:(Section *)section editing:(BOOL)editing;
5645
5646 @end
5647
5648 @implementation SectionCell
5649
5650 - (id) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
5651     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
5652         icon_ = [UIImage applicationImageNamed:@"folder.png"];
5653         switch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(218, 9, 60, 25)] autorelease];
5654         [switch_ addTarget:self action:@selector(onSwitch:) forEvents:UIControlEventValueChanged];
5655
5656         UIView *content([self contentView]);
5657         CGRect bounds([content bounds]);
5658
5659         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
5660         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5661         [content addSubview:content_];
5662         [content_ setBackgroundColor:[UIColor whiteColor]];
5663
5664         [content_ setDelegate:self];
5665     } return self;
5666 }
5667
5668 - (void) onSwitch:(id)sender {
5669     NSMutableDictionary *metadata([Sections_ objectForKey:basic_]);
5670     if (metadata == nil) {
5671         metadata = [NSMutableDictionary dictionaryWithCapacity:2];
5672         [Sections_ setObject:metadata forKey:basic_];
5673     }
5674
5675     [metadata setObject:[NSNumber numberWithBool:([switch_ isOn] == NO)] forKey:@"Hidden"];
5676     Changed_ = true;
5677 }
5678
5679 - (void) setSection:(Section *)section editing:(BOOL)editing {
5680     if (editing != editing_) {
5681         if (editing_)
5682             [switch_ removeFromSuperview];
5683         else
5684             [self addSubview:switch_];
5685         editing_ = editing;
5686     }
5687
5688     basic_ = nil;
5689     section_ = nil;
5690     name_ = nil;
5691     count_ = nil;
5692
5693     if (section == nil) {
5694         name_ = UCLocalize("ALL_PACKAGES");
5695         count_ = nil;
5696     } else {
5697         basic_ = [section name];
5698         section_ = [section localized];
5699
5700         name_  = section_ == nil || [section_ length] == 0 ? UCLocalize("NO_SECTION") : (NSString *) section_;
5701         count_ = [NSString stringWithFormat:@"%d", [section count]];
5702
5703         if (editing_)
5704             [switch_ setOn:(isSectionVisible(basic_) ? 1 : 0) animated:NO];
5705     }
5706
5707     [self setAccessoryType:editing ? UITableViewCellAccessoryNone : UITableViewCellAccessoryDisclosureIndicator];
5708     [self setSelectionStyle:editing ? UITableViewCellSelectionStyleNone : UITableViewCellSelectionStyleBlue];
5709
5710     [content_ setNeedsDisplay];
5711 }
5712
5713 - (void) setFrame:(CGRect)frame {
5714     [super setFrame:frame];
5715
5716     CGRect rect([switch_ frame]);
5717     [switch_ setFrame:CGRectMake(frame.size.width - 102, 9, rect.size.width, rect.size.height)];
5718 }
5719
5720 - (NSString *) accessibilityLabel {
5721     return name_;
5722 }
5723
5724 - (void) drawContentRect:(CGRect)rect {
5725     bool highlighted(highlighted_ && !editing_);
5726
5727     [icon_ drawInRect:CGRectMake(8, 7, 32, 32)];
5728
5729     if (highlighted)
5730         UISetColor(White_);
5731
5732     float width(rect.size.width);
5733     if (editing_)
5734         width -= 87;
5735
5736     if (!highlighted)
5737         UISetColor(Black_);
5738     [name_ drawAtPoint:CGPointMake(48, 9) forWidth:(width - 70) withFont:Font22Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5739
5740     CGSize size = [count_ sizeWithFont:Font14_];
5741
5742     UISetColor(White_);
5743     if (count_ != nil)
5744         [count_ drawAtPoint:CGPointMake(13 + (29 - size.width) / 2, 16) withFont:Font12Bold_];
5745 }
5746
5747 @end
5748 /* }}} */
5749
5750 /* File Table {{{ */
5751 @interface FileTable : CyteViewController <
5752     UITableViewDataSource,
5753     UITableViewDelegate
5754 > {
5755     _transient Database *database_;
5756     _H<Package> package_;
5757     _H<NSString> name_;
5758     _H<NSMutableArray> files_;
5759     _H<UITableView, 2> list_;
5760 }
5761
5762 - (id) initWithDatabase:(Database *)database;
5763 - (void) setPackage:(Package *)package;
5764
5765 @end
5766
5767 @implementation FileTable
5768
5769 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
5770     return files_ == nil ? 0 : [files_ count];
5771 }
5772
5773 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
5774     return 24.0f;
5775 }*/
5776
5777 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
5778     static NSString *reuseIdentifier = @"Cell";
5779
5780     UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
5781     if (cell == nil) {
5782         cell = [[[UITableViewCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
5783         [cell setFont:[UIFont systemFontOfSize:16]];
5784     }
5785     [cell setText:[files_ objectAtIndex:indexPath.row]];
5786     [cell setSelectionStyle:UITableViewCellSelectionStyleNone];
5787
5788     return cell;
5789 }
5790
5791 - (NSURL *) navigationURL {
5792     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/files", [package_ id]]];
5793 }
5794
5795 - (void) loadView {
5796     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
5797
5798     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds]] autorelease];
5799     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5800     [list_ setRowHeight:24.0f];
5801     [(UITableView *) list_ setDataSource:self];
5802     [list_ setDelegate:self];
5803     [[self view] addSubview:list_];
5804 }
5805
5806 - (void) viewDidLoad {
5807     [super viewDidLoad];
5808
5809     [[self navigationItem] setTitle:UCLocalize("INSTALLED_FILES")];
5810 }
5811
5812 - (void) releaseSubviews {
5813     list_ = nil;
5814
5815     package_ = nil;
5816     files_ = nil;
5817
5818     [super releaseSubviews];
5819 }
5820
5821 - (id) initWithDatabase:(Database *)database {
5822     if ((self = [super init]) != nil) {
5823         database_ = database;
5824     } return self;
5825 }
5826
5827 - (void) setPackage:(Package *)package {
5828     package_ = nil;
5829     name_ = nil;
5830
5831     files_ = [NSMutableArray arrayWithCapacity:32];
5832
5833     if (package != nil) {
5834         package_ = package;
5835         name_ = [package id];
5836
5837         if (NSArray *files = [package files])
5838             [files_ addObjectsFromArray:files];
5839
5840         if ([files_ count] != 0) {
5841             if ([[files_ objectAtIndex:0] isEqualToString:@"/."])
5842                 [files_ removeObjectAtIndex:0];
5843             [files_ sortUsingSelector:@selector(compareByPath:)];
5844
5845             NSMutableArray *stack = [NSMutableArray arrayWithCapacity:8];
5846             [stack addObject:@"/"];
5847
5848             for (int i(0), e([files_ count]); i != e; ++i) {
5849                 NSString *file = [files_ objectAtIndex:i];
5850                 while (![file hasPrefix:[stack lastObject]])
5851                     [stack removeLastObject];
5852                 NSString *directory = [stack lastObject];
5853                 [stack addObject:[file stringByAppendingString:@"/"]];
5854                 [files_ replaceObjectAtIndex:i withObject:[NSString stringWithFormat:@"%*s%@",
5855                     ([stack count] - 2) * 3, "",
5856                     [file substringFromIndex:[directory length]]
5857                 ]];
5858             }
5859         }
5860     }
5861
5862     [list_ reloadData];
5863 }
5864
5865 - (void) reloadData {
5866     [super reloadData];
5867
5868     [self setPackage:[database_ packageWithName:name_]];
5869 }
5870
5871 @end
5872 /* }}} */
5873 /* Package Controller {{{ */
5874 @interface CYPackageController : CydiaWebViewController <
5875     UIActionSheetDelegate
5876 > {
5877     _transient Database *database_;
5878     _H<Package> package_;
5879     _H<NSString> name_;
5880     bool commercial_;
5881     _H<NSMutableArray> buttons_;
5882     _H<UIBarButtonItem> button_;
5883 }
5884
5885 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name;
5886
5887 @end
5888
5889 @implementation CYPackageController
5890
5891 - (NSURL *) navigationURL {
5892     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@", (id) name_]];
5893 }
5894
5895 /* XXX: this is not safe at all... localization of /fail/ */
5896 - (void) _clickButtonWithName:(NSString *)name {
5897     if ([name isEqualToString:UCLocalize("CLEAR")])
5898         [delegate_ clearPackage:package_];
5899     else if ([name isEqualToString:UCLocalize("INSTALL")])
5900         [delegate_ installPackage:package_];
5901     else if ([name isEqualToString:UCLocalize("REINSTALL")])
5902         [delegate_ installPackage:package_];
5903     else if ([name isEqualToString:UCLocalize("REMOVE")])
5904         [delegate_ removePackage:package_];
5905     else if ([name isEqualToString:UCLocalize("UPGRADE")])
5906         [delegate_ installPackage:package_];
5907     else _assert(false);
5908 }
5909
5910 - (void) actionSheet:(UIActionSheet *)sheet clickedButtonAtIndex:(NSInteger)button {
5911     NSString *context([sheet context]);
5912
5913     if ([context isEqualToString:@"modify"]) {
5914         if (button != [sheet cancelButtonIndex]) {
5915             NSString *buttonName = [buttons_ objectAtIndex:button];
5916             [self _clickButtonWithName:buttonName];
5917         }
5918
5919         [sheet dismissWithClickedButtonIndex:-1 animated:YES];
5920     }
5921 }
5922
5923 - (bool) _allowJavaScriptPanel {
5924     return commercial_;
5925 }
5926
5927 #if !AlwaysReload
5928 - (void) _customButtonClicked {
5929     int count([buttons_ count]);
5930     if (count == 0)
5931         return;
5932
5933     if (count == 1)
5934         [self _clickButtonWithName:[buttons_ objectAtIndex:0]];
5935     else {
5936         NSMutableArray *buttons = [NSMutableArray arrayWithCapacity:count];
5937         [buttons addObjectsFromArray:buttons_];
5938
5939         UIActionSheet *sheet = [[[UIActionSheet alloc]
5940             initWithTitle:nil
5941             delegate:self
5942             cancelButtonTitle:nil
5943             destructiveButtonTitle:nil
5944             otherButtonTitles:nil
5945         ] autorelease];
5946
5947         for (NSString *button in buttons) [sheet addButtonWithTitle:button];
5948         if (!IsWildcat_) {
5949            [sheet addButtonWithTitle:UCLocalize("CANCEL")];
5950            [sheet setCancelButtonIndex:[sheet numberOfButtons] - 1];
5951         }
5952         [sheet setContext:@"modify"];
5953
5954         [delegate_ showActionSheet:sheet fromItem:[[self navigationItem] rightBarButtonItem]];
5955     }
5956 }
5957
5958 // We don't want to allow non-commercial packages to do custom things to the install button,
5959 // so it must call customButtonClicked with a custom commercial_ == 1 fallthrough.
5960 - (void) customButtonClicked {
5961     if (commercial_)
5962         [super customButtonClicked];
5963     else
5964         [self _customButtonClicked];
5965 }
5966
5967 - (void) reloadButtonClicked {
5968     // Don't reload a commerical package by tapping the loading button,
5969     // but if it's not an Install button, we should forward it on.
5970     if (![package_ uninstalled])
5971         [self _customButtonClicked];
5972 }
5973
5974 - (void) applyLoadingTitle {
5975     // Don't show "Loading" as the title. Ever.
5976 }
5977
5978 - (UIBarButtonItem *) rightButton {
5979     return button_;
5980 }
5981 #endif
5982
5983 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name {
5984     if ((self = [super init]) != nil) {
5985         database_ = database;
5986         buttons_ = [NSMutableArray arrayWithCapacity:4];
5987         name_ = name == nil ? @"" : [NSString stringWithString:name];
5988         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/package/%@", UI_, (id) name_]]];
5989     } return self;
5990 }
5991
5992 - (void) reloadData {
5993     [super reloadData];
5994
5995     package_ = [database_ packageWithName:name_];
5996
5997     [buttons_ removeAllObjects];
5998
5999     if (package_ != nil) {
6000         [(Package *) package_ parse];
6001
6002         commercial_ = [package_ isCommercial];
6003
6004         if ([package_ mode] != nil)
6005             [buttons_ addObject:UCLocalize("CLEAR")];
6006         if ([package_ source] == nil);
6007         else if ([package_ upgradableAndEssential:NO])
6008             [buttons_ addObject:UCLocalize("UPGRADE")];
6009         else if ([package_ uninstalled])
6010             [buttons_ addObject:UCLocalize("INSTALL")];
6011         else
6012             [buttons_ addObject:UCLocalize("REINSTALL")];
6013         if (![package_ uninstalled])
6014             [buttons_ addObject:UCLocalize("REMOVE")];
6015     }
6016
6017     NSString *title;
6018     switch ([buttons_ count]) {
6019         case 0: title = nil; break;
6020         case 1: title = [buttons_ objectAtIndex:0]; break;
6021         default: title = UCLocalize("MODIFY"); break;
6022     }
6023
6024     button_ = [[[UIBarButtonItem alloc]
6025         initWithTitle:title
6026         style:UIBarButtonItemStylePlain
6027         target:self
6028         action:@selector(customButtonClicked)
6029     ] autorelease];
6030 }
6031
6032 - (bool) isLoading {
6033     return commercial_ ? [super isLoading] : false;
6034 }
6035
6036 @end
6037 /* }}} */
6038
6039 /* Package List Controller {{{ */
6040 @interface PackageListController : CyteViewController <
6041     UITableViewDataSource,
6042     UITableViewDelegate
6043 > {
6044     _transient Database *database_;
6045     unsigned era_;
6046     _H<NSArray> packages_;
6047     _H<NSMutableArray> sections_;
6048     _H<UITableView, 2> list_;
6049     _H<NSMutableArray> index_;
6050     _H<NSMutableDictionary> indices_;
6051     _H<NSString> title_;
6052     unsigned reloading_;
6053 }
6054
6055 - (id) initWithDatabase:(Database *)database title:(NSString *)title;
6056 - (void) setDelegate:(id)delegate;
6057 - (void) resetCursor;
6058 - (void) clearData;
6059
6060 @end
6061
6062 @implementation PackageListController
6063
6064 - (bool) isSummarized {
6065     return false;
6066 }
6067
6068 - (bool) showsSections {
6069     return true;
6070 }
6071
6072 - (void) deselectWithAnimation:(BOOL)animated {
6073     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
6074 }
6075
6076 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration curve:(UIViewAnimationCurve)curve {
6077     CGRect base = [[self view] bounds];
6078     base.size.height -= bounds.size.height;
6079     base.origin = [list_ frame].origin;
6080
6081     [UIView beginAnimations:nil context:NULL];
6082     [UIView setAnimationBeginsFromCurrentState:YES];
6083     [UIView setAnimationCurve:curve];
6084     [UIView setAnimationDuration:duration];
6085     [list_ setFrame:base];
6086     [UIView commitAnimations];
6087 }
6088
6089 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration {
6090     [self resizeForKeyboardBounds:bounds duration:duration curve:UIViewAnimationCurveLinear];
6091 }
6092
6093 - (void) resizeForKeyboardBounds:(CGRect)bounds {
6094     [self resizeForKeyboardBounds:bounds duration:0];
6095 }
6096
6097 - (void) getKeyboardCurve:(UIViewAnimationCurve *)curve duration:(NSTimeInterval *)duration forNotification:(NSNotification *)notification {
6098     if (&UIKeyboardAnimationCurveUserInfoKey == NULL)
6099         *curve = UIViewAnimationCurveEaseInOut;
6100     else
6101         [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:curve];
6102
6103     if (&UIKeyboardAnimationDurationUserInfoKey == NULL)
6104         *duration = 0.3;
6105     else
6106         [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:duration];
6107 }
6108
6109 - (void) keyboardWillShow:(NSNotification *)notification {
6110     CGRect bounds;
6111     CGPoint center;
6112     [[[notification userInfo] objectForKey:UIKeyboardBoundsUserInfoKey] getValue:&bounds];
6113     [[[notification userInfo] objectForKey:UIKeyboardCenterEndUserInfoKey] getValue:&center];
6114
6115     NSTimeInterval duration;
6116     UIViewAnimationCurve curve;
6117     [self getKeyboardCurve:&curve duration:&duration forNotification:notification];
6118
6119     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);
6120     UIViewController *base = self;
6121     while ([base parentViewController] != nil)
6122         base = [base parentViewController];
6123     CGRect viewframe = [[base view] convertRect:[list_ frame] fromView:[list_ superview]];
6124     CGRect intersection = CGRectIntersection(viewframe, kbframe);
6125
6126     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
6127         intersection.size.height += CYStatusBarHeight();
6128
6129     [self resizeForKeyboardBounds:intersection duration:duration curve:curve];
6130 }
6131
6132 - (void) keyboardWillHide:(NSNotification *)notification {
6133     NSTimeInterval duration;
6134     UIViewAnimationCurve curve;
6135     [self getKeyboardCurve:&curve duration:&duration forNotification:notification];
6136
6137     [self resizeForKeyboardBounds:CGRectZero duration:duration curve:curve];
6138 }
6139
6140 - (void) viewWillAppear:(BOOL)animated {
6141     [super viewWillAppear:animated];
6142
6143     [self resizeForKeyboardBounds:CGRectZero];
6144     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillShow:) name:UIKeyboardWillShowNotification object:nil];
6145     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillHide:) name:UIKeyboardWillHideNotification object:nil];
6146 }
6147
6148 - (void) viewWillDisappear:(BOOL)animated {
6149     [super viewWillDisappear:animated];
6150
6151     [self resizeForKeyboardBounds:CGRectZero];
6152     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillShowNotification object:nil];
6153     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillHideNotification object:nil];
6154 }
6155
6156 - (void) viewDidAppear:(BOOL)animated {
6157     [super viewDidAppear:animated];
6158     [self deselectWithAnimation:animated];
6159 }
6160
6161 - (void) didSelectPackage:(Package *)package {
6162     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id]] autorelease]);
6163     [view setDelegate:delegate_];
6164     [[self navigationController] pushViewController:view animated:YES];
6165 }
6166
6167 #if TryIndexedCollation
6168 + (BOOL) hasIndexedCollation {
6169     return NO; // XXX: objc_getClass("UILocalizedIndexedCollation") != nil;
6170 }
6171 #endif
6172
6173 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
6174     NSInteger count([sections_ count]);
6175     return count == 0 ? 1 : count;
6176 }
6177
6178 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
6179     if ([sections_ count] == 0 || [[sections_ objectAtIndex:section] count] == 0)
6180         return nil;
6181     return [[sections_ objectAtIndex:section] name];
6182 }
6183
6184 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
6185     if ([sections_ count] == 0)
6186         return 0;
6187     return [[sections_ objectAtIndex:section] count];
6188 }
6189
6190 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
6191 @synchronized (database_) {
6192     if ([database_ era] != era_)
6193         return nil;
6194
6195     Section *section([sections_ objectAtIndex:[path section]]);
6196     NSInteger row([path row]);
6197     Package *package([packages_ objectAtIndex:([section row] + row)]);
6198     return [[package retain] autorelease];
6199 } }
6200
6201 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
6202     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
6203     if (cell == nil)
6204         cell = [[[PackageCell alloc] init] autorelease];
6205
6206     Package *package([database_ packageWithName:[[self packageAtIndexPath:path] id]]);
6207     [cell setPackage:package asSummary:[self isSummarized]];
6208     return cell;
6209 }
6210
6211 - (void) tableView:(UITableView *)table didSelectRowAtIndexPath:(NSIndexPath *)path {
6212     Package *package([self packageAtIndexPath:path]);
6213     package = [database_ packageWithName:[package id]];
6214     [self didSelectPackage:package];
6215 }
6216
6217 - (NSArray *) sectionIndexTitlesForTableView:(UITableView *)tableView {
6218     if (![self showsSections])
6219         return nil;
6220
6221     return index_;
6222 }
6223
6224 - (NSInteger) tableView:(UITableView *)tableView sectionForSectionIndexTitle:(NSString *)title atIndex:(NSInteger)index {
6225 #if TryIndexedCollation
6226     if ([[self class] hasIndexedCollation]) {
6227         return [[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionForSectionIndexTitleAtIndex:index];
6228     }
6229 #endif
6230
6231     return index;
6232 }
6233
6234 - (void) updateHeight {
6235     [list_ setRowHeight:([self isSummarized] ? 38 : 73)];
6236 }
6237
6238 - (id) initWithDatabase:(Database *)database title:(NSString *)title {
6239     if ((self = [super init]) != nil) {
6240         database_ = database;
6241         title_ = [title copy];
6242         [[self navigationItem] setTitle:title_];
6243     } return self;
6244 }
6245
6246 - (void) loadView {
6247     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
6248
6249     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain] autorelease];
6250     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6251     [[self view] addSubview:list_];
6252
6253     // XXX: is 20 the most optimal number here?
6254     [list_ setSectionIndexMinimumDisplayRowCount:20];
6255
6256     [(UITableView *) list_ setDataSource:self];
6257     [list_ setDelegate:self];
6258
6259     [self updateHeight];
6260 }
6261
6262 - (void) releaseSubviews {
6263     list_ = nil;
6264
6265     packages_ = nil;
6266     sections_ = nil;
6267     index_ = nil;
6268     indices_ = nil;
6269
6270     [super releaseSubviews];
6271 }
6272
6273 - (void) setDelegate:(id)delegate {
6274     delegate_ = delegate;
6275 }
6276
6277 - (bool) shouldYield {
6278     return false;
6279 }
6280
6281 - (bool) shouldBlock {
6282     return false;
6283 }
6284
6285 - (NSMutableArray *) _reloadPackages {
6286 @synchronized (database_) {
6287     era_ = [database_ era];
6288     NSArray *packages([database_ packages]);
6289
6290     return [NSMutableArray arrayWithArray:packages];
6291 } }
6292
6293 - (void) _reloadData {
6294     if (reloading_ != 0) {
6295         reloading_ = 2;
6296         return;
6297     }
6298
6299     NSArray *packages;
6300
6301     if ([self shouldYield]) {
6302         do {
6303             UIProgressHUD *hud;
6304
6305             if (![self shouldBlock])
6306                 hud = nil;
6307             else {
6308                 hud = [delegate_ addProgressHUD];
6309                 [hud setText:UCLocalize("LOADING")];
6310             }
6311
6312             reloading_ = 1;
6313             packages = [self yieldToSelector:@selector(_reloadPackages)];
6314
6315             if (hud != nil)
6316                 [delegate_ removeProgressHUD:hud];
6317         } while (reloading_ == 2);
6318
6319         reloading_ = 0;
6320     } else {
6321         packages = [self _reloadPackages];
6322     }
6323
6324     packages_ = packages;
6325
6326     indices_ = [NSMutableDictionary dictionaryWithCapacity:32];
6327     sections_ = [NSMutableArray arrayWithCapacity:16];
6328
6329     Section *section = nil;
6330
6331 #if TryIndexedCollation
6332     if ([[self class] hasIndexedCollation]) {
6333         index_ = [[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionIndexTitles];
6334
6335         id collation = [objc_getClass("UILocalizedIndexedCollation") currentCollation];
6336         NSArray *titles = [collation sectionIndexTitles];
6337         int secidx = -1;
6338
6339         _profile(PackageTable$reloadData$Section)
6340             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6341                 Package *package;
6342                 int index;
6343
6344                 _profile(PackageTable$reloadData$Section$Package)
6345                     package = [packages_ objectAtIndex:offset];
6346                     index = [collation sectionForObject:package collationStringSelector:@selector(name)];
6347                 _end
6348
6349                 while (secidx < index) {
6350                     secidx += 1;
6351
6352                     _profile(PackageTable$reloadData$Section$Allocate)
6353                         section = [[[Section alloc] initWithName:[titles objectAtIndex:secidx] row:offset localize:NO] autorelease];
6354                     _end
6355
6356                     _profile(PackageTable$reloadData$Section$Add)
6357                         [sections_ addObject:section];
6358                     _end
6359                 }
6360
6361                 [section addToCount];
6362             }
6363         _end
6364     } else
6365 #endif
6366     {
6367         index_ = [NSMutableArray arrayWithCapacity:32];
6368
6369         bool sectioned([self showsSections]);
6370         if (!sectioned) {
6371             section = [[[Section alloc] initWithName:nil localize:false] autorelease];
6372             [sections_ addObject:section];
6373         }
6374
6375         _profile(PackageTable$reloadData$Section)
6376             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6377                 Package *package;
6378                 unichar index;
6379
6380                 _profile(PackageTable$reloadData$Section$Package)
6381                     package = [packages_ objectAtIndex:offset];
6382                     index = [package index];
6383                 _end
6384
6385                 if (sectioned && (section == nil || [section index] != index)) {
6386                     _profile(PackageTable$reloadData$Section$Allocate)
6387                         section = [[[Section alloc] initWithIndex:index row:offset] autorelease];
6388                     _end
6389
6390                     [index_ addObject:[section name]];
6391                     //[indices_ setObject:[NSNumber numberForInt:[sections_ count]] forKey:index];
6392
6393                     _profile(PackageTable$reloadData$Section$Add)
6394                         [sections_ addObject:section];
6395                     _end
6396                 }
6397
6398                 [section addToCount];
6399             }
6400         _end
6401     }
6402
6403     [self updateHeight];
6404
6405     _profile(PackageTable$reloadData$List)
6406         [(UITableView *) list_ setDataSource:self];
6407         [list_ reloadData];
6408     _end
6409 }
6410
6411 - (void) reloadData {
6412     [super reloadData];
6413
6414     if ([self shouldYield])
6415         [self performSelector:@selector(_reloadData) withObject:nil afterDelay:0];
6416     else
6417         [self _reloadData];
6418 }
6419
6420 - (void) resetCursor {
6421     [list_ scrollRectToVisible:CGRectMake(0, 0, 1, 1) animated:NO];
6422 }
6423
6424 - (void) clearData {
6425     [self updateHeight];
6426
6427     [list_ setDataSource:nil];
6428     [list_ reloadData];
6429
6430     [self resetCursor];
6431 }
6432
6433 @end
6434 /* }}} */
6435 /* Filtered Package List Controller {{{ */
6436 @interface FilteredPackageListController : PackageListController {
6437     SEL filter_;
6438     IMP imp_;
6439     _H<NSObject> object_;
6440 }
6441
6442 - (void) setObject:(id)object;
6443 - (void) setObject:(id)object forFilter:(SEL)filter;
6444
6445 - (SEL) filter;
6446 - (void) setFilter:(SEL)filter;
6447
6448 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object;
6449
6450 @end
6451
6452 @implementation FilteredPackageListController
6453
6454 - (SEL) filter {
6455     return filter_;
6456 }
6457
6458 - (void) setFilter:(SEL)filter {
6459 @synchronized (self) {
6460     filter_ = filter;
6461
6462     /* XXX: this is an unsafe optimization of doomy hell */
6463     Method method(class_getInstanceMethod([Package class], filter));
6464     _assert(method != NULL);
6465     imp_ = method_getImplementation(method);
6466     _assert(imp_ != NULL);
6467 } }
6468
6469 - (void) setObject:(id)object {
6470 @synchronized (self) {
6471     object_ = object;
6472 } }
6473
6474 - (void) setObject:(id)object forFilter:(SEL)filter {
6475 @synchronized (self) {
6476     [self setFilter:filter];
6477     [self setObject:object];
6478 } }
6479
6480 - (NSMutableArray *) _reloadPackages {
6481 @synchronized (database_) {
6482     era_ = [database_ era];
6483     NSArray *packages([database_ packages]);
6484
6485     NSMutableArray *filtered([NSMutableArray arrayWithCapacity:[packages count]]);
6486
6487     IMP imp;
6488     SEL filter;
6489     _H<NSObject> object;
6490
6491     @synchronized (self) {
6492         imp = imp_;
6493         filter = filter_;
6494         object = object_;
6495     }
6496
6497     _profile(PackageTable$reloadData$Filter)
6498         for (Package *package in packages)
6499             if ([package valid] && (*reinterpret_cast<bool (*)(id, SEL, id)>(imp))(package, filter, object))
6500                 [filtered addObject:package];
6501     _end
6502
6503     return filtered;
6504 } }
6505
6506 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object {
6507     if ((self = [super initWithDatabase:database title:title]) != nil) {
6508         [self setFilter:filter];
6509         [self setObject:object];
6510     } return self;
6511 }
6512
6513 @end
6514 /* }}} */
6515
6516 /* Home Controller {{{ */
6517 @interface HomeController : CydiaWebViewController {
6518 }
6519
6520 @end
6521
6522 @implementation HomeController
6523
6524 - (id) init {
6525     if ((self = [super init]) != nil) {
6526         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/home/", UI_]]];
6527         [self reloadData];
6528     } return self;
6529 }
6530
6531 - (NSURL *) navigationURL {
6532     return [NSURL URLWithString:@"cydia://home"];
6533 }
6534
6535 - (void) didReceiveMemoryWarning {
6536 }
6537
6538 - (void) aboutButtonClicked {
6539     UIAlertView *alert([[[UIAlertView alloc] init] autorelease]);
6540
6541     [alert setTitle:UCLocalize("ABOUT_CYDIA")];
6542     [alert addButtonWithTitle:UCLocalize("CLOSE")];
6543     [alert setCancelButtonIndex:0];
6544
6545     [alert setMessage:
6546         @"Copyright \u00a9 2008-2011\n"
6547         "SaurikIT, LLC\n"
6548         "\n"
6549         "Jay Freeman (saurik)\n"
6550         "saurik@saurik.com\n"
6551         "http://www.saurik.com/"
6552     ];
6553
6554     [alert show];
6555 }
6556
6557 - (UIBarButtonItem *) leftButton {
6558     return [[[UIBarButtonItem alloc]
6559         initWithTitle:UCLocalize("ABOUT")
6560         style:UIBarButtonItemStylePlain
6561         target:self
6562         action:@selector(aboutButtonClicked)
6563     ] autorelease];
6564 }
6565
6566 @end
6567 /* }}} */
6568 /* Manage Controller {{{ */
6569 @interface ManageController : CydiaWebViewController {
6570 }
6571
6572 - (void) queueStatusDidChange;
6573
6574 @end
6575
6576 @implementation ManageController
6577
6578 - (id) init {
6579     if ((self = [super init]) != nil) {
6580         [self setURL:[NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"manage" ofType:@"html"]]];
6581     } return self;
6582 }
6583
6584 - (NSURL *) navigationURL {
6585     return [NSURL URLWithString:@"cydia://manage"];
6586 }
6587
6588 - (UIBarButtonItem *) leftButton {
6589     return [[[UIBarButtonItem alloc]
6590         initWithTitle:UCLocalize("SETTINGS")
6591         style:UIBarButtonItemStylePlain
6592         target:self
6593         action:@selector(settingsButtonClicked)
6594     ] autorelease];
6595 }
6596
6597 - (void) settingsButtonClicked {
6598     [delegate_ showSettings];
6599 }
6600
6601 - (void) queueButtonClicked {
6602     [delegate_ queue];
6603 }
6604
6605 - (UIBarButtonItem *) rightButton {
6606     return Queuing_ ? [[[UIBarButtonItem alloc]
6607         initWithTitle:UCLocalize("QUEUE")
6608         style:UIBarButtonItemStyleDone
6609         target:self
6610         action:@selector(queueButtonClicked)
6611     ] autorelease] : nil;
6612 }
6613
6614 - (void) queueStatusDidChange {
6615     [self applyRightButton];
6616 }
6617
6618 - (bool) isLoading {
6619     return !Queuing_ && [super isLoading];
6620 }
6621
6622 @end
6623 /* }}} */
6624
6625 /* Refresh Bar {{{ */
6626 @interface RefreshBar : UINavigationBar {
6627     _H<UIProgressIndicator> indicator_;
6628     _H<UITextLabel> prompt_;
6629     _H<UIProgressBar> progress_;
6630     _H<UINavigationButton> cancel_;
6631 }
6632
6633 @end
6634
6635 @implementation RefreshBar
6636
6637 - (void) positionViews {
6638     CGRect frame = [cancel_ frame];
6639     frame.size = [cancel_ sizeThatFits:frame.size];
6640     frame.origin.x = [self frame].size.width - frame.size.width - 5;
6641     frame.origin.y = ([self frame].size.height - frame.size.height) / 2;
6642     [cancel_ setFrame:frame];
6643
6644     CGSize prgsize = {75, 100};
6645     CGRect prgrect = {{
6646         [self frame].size.width - prgsize.width - 10,
6647         ([self frame].size.height - prgsize.height) / 2
6648     } , prgsize};
6649     [progress_ setFrame:prgrect];
6650
6651     CGSize indsize([UIProgressIndicator defaultSizeForStyle:[indicator_ activityIndicatorViewStyle]]);
6652     unsigned indoffset = ([self frame].size.height - indsize.height) / 2;
6653     CGRect indrect = {{indoffset, indoffset}, indsize};
6654     [indicator_ setFrame:indrect];
6655
6656     CGSize prmsize = {215, indsize.height + 4};
6657     CGRect prmrect = {{
6658         indoffset * 2 + indsize.width,
6659         unsigned([self frame].size.height - prmsize.height) / 2 - 1
6660     }, prmsize};
6661     [prompt_ setFrame:prmrect];
6662 }
6663
6664 - (void) setFrame:(CGRect)frame {
6665     [super setFrame:frame];
6666     [self positionViews];
6667 }
6668
6669 - (id) initWithFrame:(CGRect)frame delegate:(id)delegate {
6670     if ((self = [super initWithFrame:frame]) != nil) {
6671         [self setAutoresizingMask:UIViewAutoresizingFlexibleWidth];
6672
6673         [self setBarStyle:UIBarStyleBlack];
6674
6675         UIBarStyle barstyle([self _barStyle:NO]);
6676         bool ugly(barstyle == UIBarStyleDefault);
6677
6678         UIProgressIndicatorStyle style = ugly ?
6679             UIProgressIndicatorStyleMediumBrown :
6680             UIProgressIndicatorStyleMediumWhite;
6681
6682         indicator_ = [[[UIProgressIndicator alloc] initWithFrame:CGRectZero] autorelease];
6683         [(UIProgressIndicator *) indicator_ setStyle:style];
6684         [indicator_ startAnimation];
6685         [self addSubview:indicator_];
6686
6687         prompt_ = [[[UITextLabel alloc] initWithFrame:CGRectZero] autorelease];
6688         [prompt_ setColor:[UIColor colorWithCGColor:(ugly ? Blueish_ : Off_)]];
6689         [prompt_ setBackgroundColor:[UIColor clearColor]];
6690         [prompt_ setFont:[UIFont systemFontOfSize:15]];
6691         [self addSubview:prompt_];
6692
6693         progress_ = [[[UIProgressBar alloc] initWithFrame:CGRectZero] autorelease];
6694         [progress_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleLeftMargin];
6695         [(UIProgressBar *) progress_ setStyle:0];
6696         [self addSubview:progress_];
6697
6698         cancel_ = [[[UINavigationButton alloc] initWithTitle:UCLocalize("CANCEL") style:UINavigationButtonStyleHighlighted] autorelease];
6699         [cancel_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
6700         [cancel_ addTarget:delegate action:@selector(cancelPressed) forControlEvents:UIControlEventTouchUpInside];
6701         [cancel_ setBarStyle:barstyle];
6702
6703         [self positionViews];
6704     } return self;
6705 }
6706
6707 - (void) setCancellable:(bool)cancellable {
6708     if (cancellable)
6709         [self addSubview:cancel_];
6710     else
6711         [cancel_ removeFromSuperview];
6712 }
6713
6714 - (void) start {
6715     [prompt_ setText:UCLocalize("UPDATING_DATABASE")];
6716     [progress_ setProgress:0];
6717 }
6718
6719 - (void) stop {
6720     [self setCancellable:NO];
6721 }
6722
6723 - (void) setPrompt:(NSString *)prompt {
6724     [prompt_ setText:prompt];
6725 }
6726
6727 - (void) setProgress:(float)progress {
6728     [progress_ setProgress:progress];
6729 }
6730
6731 @end
6732 /* }}} */
6733
6734 /* Cydia Navigation Controller Interface {{{ */
6735 @interface UINavigationController (Cydia)
6736
6737 - (NSArray *) navigationURLCollection;
6738 - (void) unloadData;
6739
6740 @end
6741 /* }}} */
6742
6743 /* Cydia Tab Bar Controller {{{ */
6744 @interface CYTabBarController : UITabBarController <
6745     UITabBarControllerDelegate,
6746     ProgressDelegate
6747 > {
6748     _transient Database *database_;
6749     _H<RefreshBar, 1> refreshbar_;
6750
6751     bool dropped_;
6752     bool updating_;
6753     // XXX: ok, "updatedelegate_"?...
6754     _transient NSObject<CydiaDelegate> *updatedelegate_;
6755
6756     _H<UIViewController> remembered_;
6757     _transient UIViewController *transient_;
6758 }
6759
6760 - (NSArray *) navigationURLCollection;
6761 - (void) dropBar:(BOOL)animated;
6762 - (void) beginUpdate;
6763 - (void) raiseBar:(BOOL)animated;
6764 - (BOOL) updating;
6765 - (void) unloadData;
6766
6767 @end
6768
6769 @implementation CYTabBarController
6770
6771 - (void) setUnselectedViewController:(UIViewController *)transient {
6772     NSMutableArray *controllers = [[self viewControllers] mutableCopy];
6773     if (transient != nil) {
6774         if (transient_ == nil)
6775             remembered_ = [controllers objectAtIndex:0];
6776         transient_ = transient;
6777         [transient_ setTabBarItem:[remembered_ tabBarItem]];
6778         [controllers replaceObjectAtIndex:0 withObject:transient_];
6779         [self setSelectedIndex:0];
6780         [self setViewControllers:controllers];
6781         [self concealTabBarSelection];
6782     } else if (remembered_ != nil) {
6783         [remembered_ setTabBarItem:[transient_ tabBarItem]];
6784         transient_ = transient;
6785         [controllers replaceObjectAtIndex:0 withObject:remembered_];
6786         remembered_ = nil;
6787         [self setViewControllers:controllers];
6788         [self revealTabBarSelection];
6789     }
6790 }
6791
6792 - (UIViewController *) unselectedViewController {
6793     return transient_;
6794 }
6795
6796 - (void) tabBarController:(UITabBarController *)tabBarController didSelectViewController:(UIViewController *)viewController {
6797     if ([self unselectedViewController])
6798         [self setUnselectedViewController:nil];
6799 }
6800
6801 - (NSArray *) navigationURLCollection {
6802     NSMutableArray *items([NSMutableArray array]);
6803
6804     // XXX: Should this deal with transient view controllers?
6805     for (id navigation in [self viewControllers]) {
6806         NSArray *stack = [navigation performSelector:@selector(navigationURLCollection)];
6807         if (stack != nil)
6808             [items addObject:stack];
6809     }
6810
6811     return items;
6812 }
6813
6814 - (void) dismissModalViewControllerAnimated:(BOOL)animated {
6815     if ([self modalViewController] == nil && [self unselectedViewController] != nil)
6816         [self setUnselectedViewController:nil];
6817     else
6818         [super dismissModalViewControllerAnimated:YES];
6819 }
6820
6821 - (void) unloadData {
6822     [super unloadData];
6823
6824     for (UINavigationController *controller in [self viewControllers])
6825         [controller unloadData];
6826
6827     if (UIViewController *selected = [self selectedViewController])
6828         [selected reloadData];
6829
6830     if (UIViewController *unselected = [self unselectedViewController]) {
6831         [unselected unloadData];
6832         [unselected reloadData];
6833     }
6834 }
6835
6836 - (void) dealloc {
6837     [[NSNotificationCenter defaultCenter] removeObserver:self];
6838
6839     [super dealloc];
6840 }
6841
6842 - (id) initWithDatabase:(Database *)database {
6843     if ((self = [super init]) != nil) {
6844         database_ = database;
6845         [self setDelegate:self];
6846
6847         [[self view] setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6848         [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(statusBarFrameChanged:) name:UIApplicationDidChangeStatusBarFrameNotification object:nil];
6849
6850         refreshbar_ = [[[RefreshBar alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, [UINavigationBar defaultSize].height) delegate:self] autorelease];
6851     } return self;
6852 }
6853
6854 - (void) setUpdate:(NSDate *)date {
6855     [self beginUpdate];
6856 }
6857
6858 - (void) beginUpdate {
6859     [(RefreshBar *) refreshbar_ start];
6860     [self dropBar:YES];
6861
6862     [updatedelegate_ retainNetworkActivityIndicator];
6863     updating_ = true;
6864
6865     [NSThread
6866         detachNewThreadSelector:@selector(performUpdate)
6867         toTarget:self
6868         withObject:nil
6869     ];
6870 }
6871
6872 - (void) performUpdate {
6873     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
6874
6875     Status status;
6876     status.setDelegate(self);
6877     [database_ updateWithStatus:status];
6878
6879     [self
6880         performSelectorOnMainThread:@selector(completeUpdate)
6881         withObject:nil
6882         waitUntilDone:NO
6883     ];
6884
6885     [pool release];
6886 }
6887
6888 - (void) stopUpdateWithSelector:(SEL)selector {
6889     updating_ = false;
6890     [updatedelegate_ releaseNetworkActivityIndicator];
6891
6892     [self raiseBar:YES];
6893     [refreshbar_ stop];
6894
6895     [updatedelegate_ performSelector:selector withObject:nil afterDelay:0];
6896 }
6897
6898 - (void) completeUpdate {
6899     if (!updating_)
6900         return;
6901     [self stopUpdateWithSelector:@selector(reloadData)];
6902 }
6903
6904 - (void) cancelUpdate {
6905     [self stopUpdateWithSelector:@selector(updateData)];
6906 }
6907
6908 - (void) cancelPressed {
6909     [self cancelUpdate];
6910 }
6911
6912 - (BOOL) updating {
6913     return updating_;
6914 }
6915
6916 - (void) addProgressEvent:(CydiaProgressEvent *)event {
6917     [refreshbar_ setPrompt:[event compoundMessage]];
6918 }
6919
6920 - (bool) isProgressCancelled {
6921     return !updating_;
6922 }
6923
6924 - (void) setProgressCancellable:(NSNumber *)cancellable {
6925     [refreshbar_ setCancellable:(updating_ && [cancellable boolValue])];
6926 }
6927
6928 - (void) setProgressPercent:(NSNumber *)percent {
6929     [refreshbar_ setProgress:[percent floatValue]];
6930 }
6931
6932 - (void) setProgressStatus:(NSDictionary *)status {
6933     if (status != nil)
6934         [self setProgressPercent:[status objectForKey:@"Percent"]];
6935 }
6936
6937 - (void) setUpdateDelegate:(id)delegate {
6938     updatedelegate_ = delegate;
6939 }
6940
6941 - (UIView *) transitionView {
6942     if ([self respondsToSelector:@selector(_transitionView)])
6943         return [self _transitionView];
6944     else
6945         return MSHookIvar<id>(self, "_viewControllerTransitionView");
6946 }
6947
6948 - (void) dropBar:(BOOL)animated {
6949     if (dropped_)
6950         return;
6951     dropped_ = true;
6952
6953     UIView *transition([self transitionView]);
6954     [[self view] addSubview:refreshbar_];
6955
6956     CGRect barframe([refreshbar_ frame]);
6957
6958     if (kCFCoreFoundationVersionNumber >= kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
6959         barframe.origin.y = CYStatusBarHeight();
6960     else
6961         barframe.origin.y = 0;
6962
6963     [refreshbar_ setFrame:barframe];
6964
6965     if (animated)
6966         [UIView beginAnimations:nil context:NULL];
6967
6968     CGRect viewframe = [transition frame];
6969     viewframe.origin.y += barframe.size.height;
6970     viewframe.size.height -= barframe.size.height;
6971     [transition setFrame:viewframe];
6972
6973     if (animated)
6974         [UIView commitAnimations];
6975
6976     // Ensure bar has the proper width for our view, it might have changed
6977     barframe.size.width = viewframe.size.width;
6978     [refreshbar_ setFrame:barframe];
6979 }
6980
6981 - (void) raiseBar:(BOOL)animated {
6982     if (!dropped_)
6983         return;
6984     dropped_ = false;
6985
6986     UIView *transition([self transitionView]);
6987     [refreshbar_ removeFromSuperview];
6988
6989     CGRect barframe([refreshbar_ frame]);
6990
6991     if (animated)
6992         [UIView beginAnimations:nil context:NULL];
6993
6994     CGRect viewframe = [transition frame];
6995     viewframe.origin.y -= barframe.size.height;
6996     viewframe.size.height += barframe.size.height;
6997     [transition setFrame:viewframe];
6998
6999     if (animated)
7000         [UIView commitAnimations];
7001 }
7002
7003 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
7004     bool dropped(dropped_);
7005
7006     if (dropped)
7007         [self raiseBar:NO];
7008
7009     [super didRotateFromInterfaceOrientation:fromInterfaceOrientation];
7010
7011     if (dropped)
7012         [self dropBar:NO];
7013 }
7014
7015 - (void) statusBarFrameChanged:(NSNotification *)notification {
7016     if (dropped_) {
7017         [self raiseBar:NO];
7018         [self dropBar:NO];
7019     }
7020 }
7021
7022 @end
7023 /* }}} */
7024
7025 /* Cydia Navigation Controller Implementation {{{ */
7026 @implementation UINavigationController (Cydia)
7027
7028 - (NSArray *) navigationURLCollection {
7029     NSMutableArray *stack([NSMutableArray array]);
7030
7031     for (CyteViewController *controller in [self viewControllers]) {
7032         NSString *url = [[controller navigationURL] absoluteString];
7033         if (url != nil)
7034             [stack addObject:url];
7035     }
7036
7037     return stack;
7038 }
7039
7040 - (void) reloadData {
7041     [super reloadData];
7042
7043     UIViewController *visible([self visibleViewController]);
7044     if (visible != nil)
7045         [visible reloadData];
7046
7047     // on the iPad, this view controller is ALSO visible. :(
7048     if (IsWildcat_)
7049         if (UIViewController *top = [self topViewController])
7050             if (top != visible)
7051                 [top reloadData];
7052 }
7053
7054 - (void) unloadData {
7055     for (CyteViewController *page in [self viewControllers])
7056         [page unloadData];
7057
7058     [super unloadData];
7059 }
7060
7061 @end
7062 /* }}} */
7063
7064 /* Cydia:// Protocol {{{ */
7065 @interface CydiaURLProtocol : NSURLProtocol {
7066 }
7067
7068 @end
7069
7070 @implementation CydiaURLProtocol
7071
7072 + (BOOL) canInitWithRequest:(NSURLRequest *)request {
7073     NSURL *url([request URL]);
7074     if (url == nil)
7075         return NO;
7076
7077     NSString *scheme([[url scheme] lowercaseString]);
7078     if (scheme != nil && [scheme isEqualToString:@"cydia"])
7079         return YES;
7080     if ([[url absoluteString] hasPrefix:@"about:cydia-"])
7081         return YES;
7082
7083     return NO;
7084 }
7085
7086 + (NSURLRequest *) canonicalRequestForRequest:(NSURLRequest *)request {
7087     return request;
7088 }
7089
7090 - (void) _returnPNGWithImage:(UIImage *)icon forRequest:(NSURLRequest *)request {
7091     id<NSURLProtocolClient> client([self client]);
7092     if (icon == nil)
7093         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorFileDoesNotExist userInfo:nil]];
7094     else {
7095         NSData *data(UIImagePNGRepresentation(icon));
7096
7097         NSURLResponse *response([[[NSURLResponse alloc] initWithURL:[request URL] MIMEType:@"image/png" expectedContentLength:-1 textEncodingName:nil] autorelease]);
7098         [client URLProtocol:self didReceiveResponse:response cacheStoragePolicy:NSURLCacheStorageNotAllowed];
7099         [client URLProtocol:self didLoadData:data];
7100         [client URLProtocolDidFinishLoading:self];
7101     }
7102 }
7103
7104 - (void) startLoading {
7105     id<NSURLProtocolClient> client([self client]);
7106     NSURLRequest *request([self request]);
7107
7108     NSURL *url([request URL]);
7109     NSString *href([url absoluteString]);
7110     NSString *scheme([[url scheme] lowercaseString]);
7111
7112     NSString *path;
7113
7114     if ([scheme isEqualToString:@"cydia"])
7115         path = [href substringFromIndex:8];
7116     else if ([scheme isEqualToString:@"about"])
7117         path = [href substringFromIndex:12];
7118     else _assert(false);
7119
7120     NSRange slash([path rangeOfString:@"/"]);
7121
7122     NSString *command;
7123     if (slash.location == NSNotFound) {
7124         command = path;
7125         path = nil;
7126     } else {
7127         command = [path substringToIndex:slash.location];
7128         path = [path substringFromIndex:(slash.location + 1)];
7129     }
7130
7131     Database *database([Database sharedInstance]);
7132
7133     if ([command isEqualToString:@"package-icon"]) {
7134         if (path == nil)
7135             goto fail;
7136         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7137         Package *package([database packageWithName:path]);
7138         if (package == nil)
7139             goto fail;
7140         [package parse];
7141         UIImage *icon([package icon]);
7142         [self _returnPNGWithImage:icon forRequest:request];
7143     } else if ([command isEqualToString:@"uikit-image"]) {
7144         if (path == nil)
7145             goto fail;
7146         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7147         UIImage *icon(_UIImageWithName(path));
7148         [self _returnPNGWithImage:icon forRequest:request];
7149     } else if ([command isEqualToString:@"section-icon"]) {
7150         if (path == nil)
7151             goto fail;
7152         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7153         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, [path stringByReplacingOccurrencesOfString:@" " withString:@"_"]]]);
7154         if (icon == nil)
7155             icon = [UIImage applicationImageNamed:@"unknown.png"];
7156         [self _returnPNGWithImage:icon forRequest:request];
7157     } else fail: {
7158         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorResourceUnavailable userInfo:nil]];
7159     }
7160 }
7161
7162 - (void) stopLoading {
7163 }
7164
7165 @end
7166 /* }}} */
7167
7168 /* Section Controller {{{ */
7169 @interface SectionController : FilteredPackageListController {
7170     _H<NSString> section_;
7171 }
7172
7173 - (id) initWithDatabase:(Database *)database section:(NSString *)section;
7174
7175 @end
7176
7177 @implementation SectionController
7178
7179 - (NSURL *) navigationURL {
7180     NSString *name = section_;
7181     if (name == nil)
7182         name = @"all";
7183
7184     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sections/%@", name]];
7185 }
7186
7187 - (id) initWithDatabase:(Database *)database section:(NSString *)name {
7188     NSString *title;
7189     if (name == nil)
7190         title = UCLocalize("ALL_PACKAGES");
7191     else if (![name isEqual:@""])
7192         title = [[NSBundle mainBundle] localizedStringForKey:Simplify(name) value:nil table:@"Sections"];
7193     else
7194         title = UCLocalize("NO_SECTION");
7195
7196     if ((self = [super initWithDatabase:database title:title filter:@selector(isVisibleInSection:) with:name]) != nil) {
7197         section_ = name;
7198     } return self;
7199 }
7200
7201 @end
7202 /* }}} */
7203 /* Sections Controller {{{ */
7204 @interface SectionsController : CyteViewController <
7205     UITableViewDataSource,
7206     UITableViewDelegate
7207 > {
7208     _transient Database *database_;
7209     _H<NSMutableArray> sections_;
7210     _H<NSMutableArray> filtered_;
7211     _H<UITableView, 2> list_;
7212 }
7213
7214 - (id) initWithDatabase:(Database *)database;
7215 - (void) editButtonClicked;
7216
7217 @end
7218
7219 @implementation SectionsController
7220
7221 - (NSURL *) navigationURL {
7222     return [NSURL URLWithString:@"cydia://sections"];
7223 }
7224
7225 - (void) updateNavigationItem {
7226     [[self navigationItem] setTitle:[self isEditing] ? UCLocalize("SECTION_VISIBILITY") : UCLocalize("SECTIONS")];
7227     if ([sections_ count] == 0) {
7228         [[self navigationItem] setRightBarButtonItem:nil];
7229     } else {
7230         [[self navigationItem] setRightBarButtonItem:[[UIBarButtonItem alloc]
7231             initWithBarButtonSystemItem:([self isEditing] ? UIBarButtonSystemItemDone : UIBarButtonSystemItemEdit)
7232             target:self
7233             action:@selector(editButtonClicked)
7234         ] animated:([[self navigationItem] rightBarButtonItem] != nil)];
7235     }
7236 }
7237
7238 - (void) setEditing:(BOOL)editing animated:(BOOL)animated {
7239     [super setEditing:editing animated:animated];
7240
7241     if (editing)
7242         [list_ reloadData];
7243     else
7244         [delegate_ updateData];
7245
7246     [self updateNavigationItem];
7247 }
7248
7249 - (void) viewDidAppear:(BOOL)animated {
7250     [super viewDidAppear:animated];
7251     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7252 }
7253
7254 - (void) viewWillDisappear:(BOOL)animated {
7255     [super viewWillDisappear:animated];
7256     if ([self isEditing]) [self setEditing:NO];
7257 }
7258
7259 - (Section *) sectionAtIndexPath:(NSIndexPath *)indexPath {
7260     Section *section = nil;
7261     int index = [indexPath row];
7262     if (![self isEditing]) {
7263         index -= 1;
7264         if (index >= 0)
7265             section = [filtered_ objectAtIndex:index];
7266     } else {
7267         section = [sections_ objectAtIndex:index];
7268     }
7269     return section;
7270 }
7271
7272 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7273     if ([self isEditing])
7274         return [sections_ count];
7275     else
7276         return [filtered_ count] + 1;
7277 }
7278
7279 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
7280     return 45.0f;
7281 }*/
7282
7283 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7284     static NSString *reuseIdentifier = @"SectionCell";
7285
7286     SectionCell *cell = (SectionCell *)[tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
7287     if (cell == nil)
7288         cell = [[[SectionCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
7289
7290     [cell setSection:[self sectionAtIndexPath:indexPath] editing:[self isEditing]];
7291
7292     return cell;
7293 }
7294
7295 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
7296     if ([self isEditing])
7297         return;
7298
7299     Section *section = [self sectionAtIndexPath:indexPath];
7300
7301     SectionController *controller = [[[SectionController alloc]
7302         initWithDatabase:database_
7303         section:[section name]
7304     ] autorelease];
7305     [controller setDelegate:delegate_];
7306
7307     [[self navigationController] pushViewController:controller animated:YES];
7308 }
7309
7310 - (void) loadView {
7311     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7312
7313     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds]] autorelease];
7314     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7315     [list_ setRowHeight:45.0f];
7316     [(UITableView *) list_ setDataSource:self];
7317     [list_ setDelegate:self];
7318     [[self view] addSubview:list_];
7319 }
7320
7321 - (void) viewDidLoad {
7322     [super viewDidLoad];
7323
7324     [[self navigationItem] setTitle:UCLocalize("SECTIONS")];
7325 }
7326
7327 - (void) releaseSubviews {
7328     list_ = nil;
7329
7330     sections_ = nil;
7331     filtered_ = nil;
7332
7333     [super releaseSubviews];
7334 }
7335
7336 - (id) initWithDatabase:(Database *)database {
7337     if ((self = [super init]) != nil) {
7338         database_ = database;
7339     } return self;
7340 }
7341
7342 - (void) reloadData {
7343     [super reloadData];
7344
7345     NSArray *packages = [database_ packages];
7346
7347     sections_ = [NSMutableArray arrayWithCapacity:16];
7348     filtered_ = [NSMutableArray arrayWithCapacity:16];
7349
7350     NSMutableDictionary *sections([NSMutableDictionary dictionaryWithCapacity:32]);
7351
7352     _trace();
7353     for (Package *package in packages) {
7354         NSString *name([package section]);
7355         NSString *key(name == nil ? @"" : name);
7356
7357         Section *section;
7358
7359         _profile(SectionsView$reloadData$Section)
7360             section = [sections objectForKey:key];
7361             if (section == nil) {
7362                 _profile(SectionsView$reloadData$Section$Allocate)
7363                     section = [[[Section alloc] initWithName:key localize:YES] autorelease];
7364                     [sections setObject:section forKey:key];
7365                 _end
7366             }
7367         _end
7368
7369         [section addToCount];
7370
7371         _profile(SectionsView$reloadData$Filter)
7372             if (![package valid] || ![package visible])
7373                 continue;
7374         _end
7375
7376         [section addToRow];
7377     }
7378     _trace();
7379
7380     [sections_ addObjectsFromArray:[sections allValues]];
7381
7382     [sections_ sortUsingSelector:@selector(compareByLocalized:)];
7383
7384     for (Section *section in (id) sections_) {
7385         size_t count([section row]);
7386         if (count == 0)
7387             continue;
7388
7389         section = [[[Section alloc] initWithName:[section name] localized:[section localized]] autorelease];
7390         [section setCount:count];
7391         [filtered_ addObject:section];
7392     }
7393
7394     [self updateNavigationItem];
7395     [list_ reloadData];
7396     _trace();
7397 }
7398
7399 - (void) editButtonClicked {
7400     [self setEditing:![self isEditing] animated:YES];
7401 }
7402
7403 @end
7404 /* }}} */
7405
7406 /* Changes Controller {{{ */
7407 @interface ChangesController : CyteViewController <
7408     UITableViewDataSource,
7409     UITableViewDelegate
7410 > {
7411     _transient Database *database_;
7412     unsigned era_;
7413     _H<NSArray> packages_;
7414     _H<NSMutableArray> sections_;
7415     _H<UITableView, 2> list_;
7416     unsigned upgrades_;
7417 }
7418
7419 - (id) initWithDatabase:(Database *)database;
7420
7421 @end
7422
7423 @implementation ChangesController
7424
7425 - (NSURL *) navigationURL {
7426     return [NSURL URLWithString:@"cydia://changes"];
7427 }
7428
7429 - (void) viewDidAppear:(BOOL)animated {
7430     [super viewDidAppear:animated];
7431     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7432 }
7433
7434 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
7435     NSInteger count([sections_ count]);
7436     return count == 0 ? 1 : count;
7437 }
7438
7439 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
7440     if ([sections_ count] == 0)
7441         return nil;
7442     return [[sections_ objectAtIndex:section] name];
7443 }
7444
7445 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
7446     if ([sections_ count] == 0)
7447         return 0;
7448     return [[sections_ objectAtIndex:section] count];
7449 }
7450
7451 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
7452 @synchronized (database_) {
7453     if ([database_ era] != era_)
7454         return nil;
7455
7456     NSUInteger sectionIndex([path section]);
7457     if (sectionIndex >= [sections_ count])
7458         return nil;
7459     Section *section([sections_ objectAtIndex:sectionIndex]);
7460     NSInteger row([path row]);
7461     return [[[packages_ objectAtIndex:([section row] + row)] retain] autorelease];
7462 } }
7463
7464 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
7465     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
7466     if (cell == nil)
7467         cell = [[[PackageCell alloc] init] autorelease];
7468
7469     Package *package([database_ packageWithName:[[self packageAtIndexPath:path] id]]);
7470     [cell setPackage:package asSummary:false];
7471     return cell;
7472 }
7473
7474 - (NSIndexPath *) tableView:(UITableView *)table willSelectRowAtIndexPath:(NSIndexPath *)path {
7475     Package *package([self packageAtIndexPath:path]);
7476     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id]] autorelease]);
7477     [view setDelegate:delegate_];
7478     [[self navigationController] pushViewController:view animated:YES];
7479     return path;
7480 }
7481
7482 - (void) refreshButtonClicked {
7483     [delegate_ beginUpdate];
7484     [[self navigationItem] setLeftBarButtonItem:nil animated:YES];
7485 }
7486
7487 - (void) upgradeButtonClicked {
7488     [delegate_ distUpgrade];
7489     [[self navigationItem] setRightBarButtonItem:nil animated:YES];
7490 }
7491
7492 - (void) loadView {
7493     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7494
7495     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain] autorelease];
7496     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7497     [list_ setRowHeight:73];
7498     [(UITableView *) list_ setDataSource:self];
7499     [list_ setDelegate:self];
7500     [[self view] addSubview:list_];
7501 }
7502
7503 - (void) viewDidLoad {
7504     [super viewDidLoad];
7505
7506     [[self navigationItem] setTitle:UCLocalize("CHANGES")];
7507 }
7508
7509 - (void) releaseSubviews {
7510     list_ = nil;
7511
7512     packages_ = nil;
7513     sections_ = nil;
7514
7515     [super releaseSubviews];
7516 }
7517
7518 - (id) initWithDatabase:(Database *)database {
7519     if ((self = [super init]) != nil) {
7520         database_ = database;
7521     } return self;
7522 }
7523
7524 - (NSMutableArray *) _reloadPackages {
7525 @synchronized (database_) {
7526     era_ = [database_ era];
7527     NSArray *packages([database_ packages]);
7528
7529     NSMutableArray *filtered([NSMutableArray arrayWithCapacity:[packages count]]);
7530
7531     _trace();
7532     _profile(ChangesController$_reloadPackages$Filter)
7533         for (Package *package in packages)
7534             if ([package upgradableAndEssential:YES] || [package visible])
7535                 CFArrayAppendValue((CFMutableArrayRef) filtered, package);
7536     _end
7537     _trace();
7538     _profile(ChangesController$_reloadPackages$radixSort)
7539         [filtered radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackageChangesRadix) withContext:NULL];
7540     _end
7541     _trace();
7542
7543     return filtered;
7544 } }
7545
7546 - (void) _reloadData {
7547     NSArray *packages;
7548
7549   reload:
7550     if (true) {
7551         UIProgressHUD *hud([delegate_ addProgressHUD]);
7552         [hud setText:UCLocalize("LOADING")];
7553         //NSLog(@"HUD:%@::%@", delegate_, hud);
7554         packages = [self yieldToSelector:@selector(_reloadPackages)];
7555         [delegate_ removeProgressHUD:hud];
7556     } else {
7557         packages = [self _reloadPackages];
7558     }
7559
7560 @synchronized (database_) {
7561     if (era_ != [database_ era])
7562         goto reload;
7563
7564     packages_ = packages;
7565     sections_ = [NSMutableArray arrayWithCapacity:16];
7566
7567     Section *upgradable = [[[Section alloc] initWithName:UCLocalize("AVAILABLE_UPGRADES") localize:NO] autorelease];
7568     Section *ignored = nil;
7569     Section *section = nil;
7570     time_t last = 0;
7571
7572     upgrades_ = 0;
7573     bool unseens = false;
7574
7575     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle));
7576
7577     for (size_t offset = 0, count = [packages_ count]; offset != count; ++offset) {
7578         Package *package = [packages_ objectAtIndex:offset];
7579
7580         BOOL uae = [package upgradableAndEssential:YES];
7581
7582         if (!uae) {
7583             unseens = true;
7584             time_t seen([package seen]);
7585
7586             if (section == nil || last != seen) {
7587                 last = seen;
7588
7589                 NSString *name;
7590                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:seen]);
7591                 [name autorelease];
7592
7593                 _profile(ChangesController$reloadData$Allocate)
7594                     name = [NSString stringWithFormat:UCLocalize("NEW_AT"), name];
7595                     section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
7596                     [sections_ addObject:section];
7597                 _end
7598             }
7599
7600             [section addToCount];
7601         } else if ([package ignored]) {
7602             if (ignored == nil) {
7603                 ignored = [[[Section alloc] initWithName:UCLocalize("IGNORED_UPGRADES") row:offset localize:NO] autorelease];
7604             }
7605             [ignored addToCount];
7606         } else {
7607             ++upgrades_;
7608             [upgradable addToCount];
7609         }
7610     }
7611     _trace();
7612
7613     CFRelease(formatter);
7614
7615     if (unseens) {
7616         Section *last = [sections_ lastObject];
7617         size_t count = [last count];
7618         [packages_ removeObjectsInRange:NSMakeRange([packages_ count] - count, count)];
7619         [sections_ removeLastObject];
7620     }
7621
7622     if ([ignored count] != 0)
7623         [sections_ insertObject:ignored atIndex:0];
7624     if (upgrades_ != 0)
7625         [sections_ insertObject:upgradable atIndex:0];
7626
7627     [list_ reloadData];
7628
7629     [[self navigationItem] setRightBarButtonItem:(upgrades_ == 0 ? nil : [[[UIBarButtonItem alloc]
7630         initWithTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("UPGRADE"), [NSString stringWithFormat:@"%u", upgrades_]]
7631         style:UIBarButtonItemStylePlain
7632         target:self
7633         action:@selector(upgradeButtonClicked)
7634     ] autorelease]) animated:YES];
7635
7636     [[self navigationItem] setLeftBarButtonItem:([delegate_ updating] ? nil : [[[UIBarButtonItem alloc]
7637         initWithTitle:UCLocalize("REFRESH")
7638         style:UIBarButtonItemStylePlain
7639         target:self
7640         action:@selector(refreshButtonClicked)
7641     ] autorelease]) animated:YES];
7642
7643     PrintTimes();
7644 } }
7645
7646 - (void) reloadData {
7647     [super reloadData];
7648     [self performSelector:@selector(_reloadData) withObject:nil afterDelay:0];
7649 }
7650
7651 @end
7652 /* }}} */
7653 /* Search Controller {{{ */
7654 @interface SearchController : FilteredPackageListController <
7655     UISearchBarDelegate
7656 > {
7657     _H<UISearchBar, 1> search_;
7658     BOOL searchloaded_;
7659 }
7660
7661 - (id) initWithDatabase:(Database *)database query:(NSString *)query;
7662 - (void) reloadData;
7663
7664 @end
7665
7666 @implementation SearchController
7667
7668 - (NSURL *) navigationURL {
7669     if ([search_ text] == nil || [[search_ text] isEqualToString:@""])
7670         return [NSURL URLWithString:@"cydia://search"];
7671     else
7672         return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://search/%@", [search_ text]]];
7673 }
7674
7675 - (void) useSearch {
7676     [self setObject:[[search_ text] componentsSeparatedByString:@" "] forFilter:@selector(isUnfilteredAndSearchedForBy:)];
7677     [self clearData];
7678     [self reloadData];
7679 }
7680
7681 - (void) viewWillAppear:(BOOL)animated {
7682     [super viewWillAppear:animated];
7683
7684     if ([self filter] == @selector(isUnfilteredAndSelectedForBy:))
7685         [self useSearch];
7686 }
7687
7688 - (void) searchBarTextDidBeginEditing:(UISearchBar *)searchBar {
7689     [self setObject:[search_ text] forFilter:@selector(isUnfilteredAndSelectedForBy:)];
7690     [self clearData];
7691     [self reloadData];
7692 }
7693
7694 - (void) searchBarButtonClicked:(UISearchBar *)searchBar {
7695     [search_ resignFirstResponder];
7696     [self useSearch];
7697 }
7698
7699 - (void) searchBarCancelButtonClicked:(UISearchBar *)searchBar {
7700     [search_ setText:@""];
7701     [self searchBarButtonClicked:searchBar];
7702 }
7703
7704 - (void) searchBarSearchButtonClicked:(UISearchBar *)searchBar {
7705     [self searchBarButtonClicked:searchBar];
7706 }
7707
7708 - (void) searchBar:(UISearchBar *)searchBar textDidChange:(NSString *)text {
7709     [self setObject:text forFilter:@selector(isUnfilteredAndSelectedForBy:)];
7710     [self reloadData];
7711 }
7712
7713 - (bool) shouldYield {
7714     return YES;
7715 }
7716
7717 - (bool) shouldBlock {
7718     return [self filter] == @selector(isUnfilteredAndSearchedForBy:);
7719 }
7720
7721 - (bool) isSummarized {
7722     return [self filter] == @selector(isUnfilteredAndSelectedForBy:);
7723 }
7724
7725 - (bool) showsSections {
7726     return false;
7727 }
7728
7729 - (NSMutableArray *) _reloadPackages {
7730     NSMutableArray *packages([super _reloadPackages]);
7731     if ([self filter] == @selector(isUnfilteredAndSearchedForBy:))
7732         [packages radixSortUsingSelector:@selector(rank)];
7733     return packages;
7734 }
7735
7736 - (id) initWithDatabase:(Database *)database query:(NSString *)query {
7737     if ((self = [super initWithDatabase:database title:UCLocalize("SEARCH") filter:@selector(isUnfilteredAndSearchedForBy:) with:[query componentsSeparatedByString:@" "]])) {
7738         search_ = [[[UISearchBar alloc] init] autorelease];
7739         [search_ setDelegate:self];
7740
7741         if (query != nil)
7742             [search_ setText:query];
7743     } return self;
7744 }
7745
7746 - (void) viewDidAppear:(BOOL)animated {
7747     [super viewDidAppear:animated];
7748
7749     if (!searchloaded_) {
7750         searchloaded_ = YES;
7751         [search_ setFrame:CGRectMake(0, 0, [[self view] bounds].size.width, 44.0f)];
7752         [search_ layoutSubviews];
7753         [search_ setPlaceholder:UCLocalize("SEARCH_EX")];
7754
7755         UITextField *textField;
7756         if ([search_ respondsToSelector:@selector(searchField)])
7757             textField = [search_ searchField];
7758         else
7759             textField = MSHookIvar<UITextField *>(search_, "_searchField");
7760
7761         [textField setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
7762         [textField setEnablesReturnKeyAutomatically:NO];
7763         [[self navigationItem] setTitleView:textField];
7764     }
7765 }
7766
7767 - (void) reloadData {
7768     id object([search_ text]);
7769     if ([self filter] == @selector(isUnfilteredAndSearchedForBy:))
7770         object = [object componentsSeparatedByString:@" "];
7771
7772     [self setObject:object];
7773     [self resetCursor];
7774
7775     [super reloadData];
7776 }
7777
7778 - (void) didSelectPackage:(Package *)package {
7779     [search_ resignFirstResponder];
7780     [super didSelectPackage:package];
7781 }
7782
7783 @end
7784 /* }}} */
7785 /* Package Settings Controller {{{ */
7786 @interface PackageSettingsController : CyteViewController <
7787     UITableViewDataSource,
7788     UITableViewDelegate
7789 > {
7790     _transient Database *database_;
7791     _H<NSString> name_;
7792     _H<Package> package_;
7793     _H<UITableView, 2> table_;
7794     _H<UISwitch> subscribedSwitch_;
7795     _H<UISwitch> ignoredSwitch_;
7796     _H<UITableViewCell> subscribedCell_;
7797     _H<UITableViewCell> ignoredCell_;
7798 }
7799
7800 - (id) initWithDatabase:(Database *)database package:(NSString *)package;
7801
7802 @end
7803
7804 @implementation PackageSettingsController
7805
7806 - (NSURL *) navigationURL {
7807     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/settings", (id) name_]];
7808 }
7809
7810 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
7811     if (package_ == nil)
7812         return 0;
7813
7814     if ([package_ installed] == nil)
7815         return 1;
7816     else
7817         return 2;
7818 }
7819
7820 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7821     if (package_ == nil)
7822         return 0;
7823
7824     // both sections contain just one item right now.
7825     return 1;
7826 }
7827
7828 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
7829     return nil;
7830 }
7831
7832 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
7833     if (section == 0)
7834         return UCLocalize("SHOW_ALL_CHANGES_EX");
7835     else
7836         return UCLocalize("IGNORE_UPGRADES_EX");
7837 }
7838
7839 - (void) onSubscribed:(id)control {
7840     bool value([control isOn]);
7841     if (package_ == nil)
7842         return;
7843     if ([package_ setSubscribed:value])
7844         [delegate_ updateData];
7845 }
7846
7847 - (void) _updateIgnored {
7848     const char *package([name_ UTF8String]);
7849     bool on([ignoredSwitch_ isOn]);
7850
7851     pid_t pid(ExecFork());
7852     if (pid == 0) {
7853         FILE *dpkg(popen("dpkg --set-selections", "w"));
7854         fwrite(package, strlen(package), 1, dpkg);
7855
7856         if (on)
7857             fwrite(" hold\n", 6, 1, dpkg);
7858         else
7859             fwrite(" install\n", 9, 1, dpkg);
7860
7861         pclose(dpkg);
7862
7863         exit(0);
7864         _assert(false);
7865     }
7866
7867     ReapZombie(pid);
7868 }
7869
7870 - (void) onIgnored:(id)control {
7871     NSInvocation *invocation([NSInvocation invocationWithMethodSignature:[self methodSignatureForSelector:@selector(_updateIgnored)]]);
7872     [invocation setTarget:self];
7873     [invocation setSelector:@selector(_updateIgnored)];
7874
7875     [delegate_ reloadDataWithInvocation:invocation];
7876 }
7877
7878 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7879     if (package_ == nil)
7880         return nil;
7881
7882     switch ([indexPath section]) {
7883         case 0: return subscribedCell_;
7884         case 1: return ignoredCell_;
7885
7886         _nodefault
7887     }
7888
7889     return nil;
7890 }
7891
7892 - (void) loadView {
7893     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7894
7895     table_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped] autorelease];
7896     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7897     [(UITableView *) table_ setDataSource:self];
7898     [table_ setDelegate:self];
7899     [[self view] addSubview:table_];
7900
7901     subscribedSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
7902     [subscribedSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7903     [subscribedSwitch_ addTarget:self action:@selector(onSubscribed:) forEvents:UIControlEventValueChanged];
7904
7905     ignoredSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
7906     [ignoredSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7907     [ignoredSwitch_ addTarget:self action:@selector(onIgnored:) forEvents:UIControlEventValueChanged];
7908
7909     subscribedCell_ = [[[UITableViewCell alloc] init] autorelease];
7910     [subscribedCell_ setText:UCLocalize("SHOW_ALL_CHANGES")];
7911     [subscribedCell_ setAccessoryView:subscribedSwitch_];
7912     [subscribedCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7913
7914     ignoredCell_ = [[[UITableViewCell alloc] init] autorelease];
7915     [ignoredCell_ setText:UCLocalize("IGNORE_UPGRADES")];
7916     [ignoredCell_ setAccessoryView:ignoredSwitch_];
7917     [ignoredCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7918 }
7919
7920 - (void) viewDidLoad {
7921     [super viewDidLoad];
7922
7923     [[self navigationItem] setTitle:UCLocalize("SETTINGS")];
7924 }
7925
7926 - (void) releaseSubviews {
7927     ignoredCell_ = nil;
7928     subscribedCell_ = nil;
7929     table_ = nil;
7930     ignoredSwitch_ = nil;
7931     subscribedSwitch_ = nil;
7932
7933     [super releaseSubviews];
7934 }
7935
7936 - (id) initWithDatabase:(Database *)database package:(NSString *)package {
7937     if ((self = [super init]) != nil) {
7938         database_ = database;
7939         name_ = package;
7940     } return self;
7941 }
7942
7943 - (void) reloadData {
7944     [super reloadData];
7945
7946     package_ = [database_ packageWithName:name_];
7947
7948     if (package_ != nil) {
7949         [subscribedSwitch_ setOn:([package_ subscribed] ? 1 : 0) animated:NO];
7950         [ignoredSwitch_ setOn:([package_ ignored] ? 1 : 0) animated:NO];
7951     } // XXX: what now, G?
7952
7953     [table_ reloadData];
7954 }
7955
7956 @end
7957 /* }}} */
7958
7959 /* Installed Controller {{{ */
7960 @interface InstalledController : FilteredPackageListController {
7961     BOOL expert_;
7962 }
7963
7964 - (id) initWithDatabase:(Database *)database;
7965
7966 - (void) updateRoleButton;
7967 - (void) queueStatusDidChange;
7968
7969 @end
7970
7971 @implementation InstalledController
7972
7973 - (NSURL *) navigationURL {
7974     return [NSURL URLWithString:@"cydia://installed"];
7975 }
7976
7977 - (id) initWithDatabase:(Database *)database {
7978     if ((self = [super initWithDatabase:database title:UCLocalize("INSTALLED") filter:@selector(isInstalledAndUnfiltered:) with:[NSNumber numberWithBool:YES]]) != nil) {
7979         [self updateRoleButton];
7980         [self queueStatusDidChange];
7981     } return self;
7982 }
7983
7984 #if !AlwaysReload
7985 - (void) queueButtonClicked {
7986     [delegate_ queue];
7987 }
7988 #endif
7989
7990 - (void) queueStatusDidChange {
7991 #if !AlwaysReload
7992     if (IsWildcat_) {
7993         if (Queuing_) {
7994             [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7995                 initWithTitle:UCLocalize("QUEUE")
7996                 style:UIBarButtonItemStyleDone
7997                 target:self
7998                 action:@selector(queueButtonClicked)
7999             ] autorelease]];
8000         } else {
8001             [[self navigationItem] setLeftBarButtonItem:nil];
8002         }
8003     }
8004 #endif
8005 }
8006
8007 - (void) updateRoleButton {
8008     if (Role_ != nil && ![Role_ isEqualToString:@"Developer"])
8009         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8010             initWithTitle:(expert_ ? UCLocalize("EXPERT") : UCLocalize("SIMPLE"))
8011             style:(expert_ ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8012             target:self
8013             action:@selector(roleButtonClicked)
8014         ] autorelease]];
8015 }
8016
8017 - (void) roleButtonClicked {
8018     [self setObject:[NSNumber numberWithBool:expert_]];
8019     [self reloadData];
8020     expert_ = !expert_;
8021
8022     [self updateRoleButton];
8023 }
8024
8025 @end
8026 /* }}} */
8027
8028 /* Source Cell {{{ */
8029 @interface SourceCell : CyteTableViewCell <
8030     CyteTableViewCellDelegate
8031 > {
8032     _H<NSURL> url_;
8033     _H<UIImage> icon_;
8034     _H<NSString> origin_;
8035     _H<NSString> label_;
8036 }
8037
8038 - (void) setSource:(Source *)source;
8039
8040 @end
8041
8042 @implementation SourceCell
8043
8044 - (void) _setImage:(NSArray *)data {
8045     if ([url_ isEqual:[data objectAtIndex:0]]) {
8046         icon_ = [data objectAtIndex:1];
8047         [content_ setNeedsDisplay];
8048     }
8049 }
8050
8051 - (void) _setSource:(NSURL *) url {
8052     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
8053
8054     if (NSData *data = [NSURLConnection
8055         sendSynchronousRequest:[NSURLRequest
8056             requestWithURL:url
8057             //cachePolicy:NSURLRequestUseProtocolCachePolicy
8058             //timeoutInterval:5
8059         ]
8060
8061         returningResponse:NULL
8062         error:NULL
8063     ])
8064         if (UIImage *image = [UIImage imageWithData:data])
8065             [self performSelectorOnMainThread:@selector(_setImage:) withObject:[NSArray arrayWithObjects:url, image, nil] waitUntilDone:NO];
8066
8067     [pool release];
8068 }
8069
8070 - (void) setSource:(Source *)source {
8071     icon_ = [UIImage applicationImageNamed:@"unknown.png"];
8072
8073     origin_ = [source name];
8074     label_ = [source rooturi];
8075
8076     [content_ setNeedsDisplay];
8077
8078     url_ = [source iconURL];
8079     [NSThread detachNewThreadSelector:@selector(_setSource:) toTarget:self withObject:url_];
8080 }
8081
8082 - (SourceCell *) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
8083     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
8084         UIView *content([self contentView]);
8085         CGRect bounds([content bounds]);
8086
8087         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
8088         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8089         [content_ setBackgroundColor:[UIColor whiteColor]];
8090         [content addSubview:content_];
8091
8092         [content_ setDelegate:self];
8093         [content_ setOpaque:YES];
8094
8095         [[content_ layer] setContentsGravity:kCAGravityTopLeft];
8096     } return self;
8097 }
8098
8099 - (NSString *) accessibilityLabel {
8100     return label_;
8101 }
8102
8103 - (void) drawContentRect:(CGRect)rect {
8104     bool highlighted(highlighted_);
8105     float width(rect.size.width);
8106
8107     if (icon_ != nil) {
8108         CGRect rect;
8109         rect.size = [(UIImage *) icon_ size];
8110
8111         while (rect.size.width > 32 || rect.size.height > 32) {
8112             rect.size.width /= 2;
8113             rect.size.height /= 2;
8114         }
8115
8116         rect.origin.x = 25 - rect.size.width / 2;
8117         rect.origin.y = 25 - rect.size.height / 2;
8118
8119         [icon_ drawInRect:rect];
8120     }
8121
8122     if (highlighted)
8123         UISetColor(White_);
8124
8125     if (!highlighted)
8126         UISetColor(Black_);
8127     [origin_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - 65) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
8128
8129     if (!highlighted)
8130         UISetColor(Gray_);
8131     [label_ drawAtPoint:CGPointMake(48, 29) forWidth:(width - 65) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
8132 }
8133
8134 @end
8135 /* }}} */
8136 /* Source Controller {{{ */
8137 @interface SourceController : FilteredPackageListController {
8138     _transient Source *source_;
8139     _H<NSString> key_;
8140 }
8141
8142 - (id) initWithDatabase:(Database *)database source:(Source *)source;
8143
8144 @end
8145
8146 @implementation SourceController
8147
8148 - (NSURL *) navigationURL {
8149     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sources/%@", [key_ stringByAddingPercentEscapesIncludingReserved]]];
8150 }
8151
8152 - (id) initWithDatabase:(Database *)database source:(Source *)source {
8153     if ((self = [super initWithDatabase:database title:[source label] filter:@selector(isVisibleInSource:) with:source]) != nil) {
8154         source_ = source;
8155         key_ = [source key];
8156     } return self;
8157 }
8158
8159 - (void) reloadData {
8160     source_ = [database_ sourceWithKey:key_];
8161     key_ = [source_ key];
8162     [self setObject:source_];
8163
8164     [[self navigationItem] setTitle:[source_ label]];
8165
8166     [super reloadData];
8167 }
8168
8169 @end
8170 /* }}} */
8171 /* Sources Controller {{{ */
8172 @interface SourcesController : CyteViewController <
8173     UITableViewDataSource,
8174     UITableViewDelegate
8175 > {
8176     _transient Database *database_;
8177     unsigned era_;
8178
8179     _H<UITableView, 2> list_;
8180     _H<NSMutableArray> sources_;
8181     int offset_;
8182
8183     _H<NSString> href_;
8184     _H<UIProgressHUD> hud_;
8185     _H<NSError> error_;
8186
8187     //NSURLConnection *installer_;
8188     NSURLConnection *trivial_;
8189     NSURLConnection *trivial_bz2_;
8190     NSURLConnection *trivial_gz_;
8191     //NSURLConnection *automatic_;
8192
8193     BOOL cydia_;
8194 }
8195
8196 - (id) initWithDatabase:(Database *)database;
8197 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated;
8198
8199 @end
8200
8201 @implementation SourcesController
8202
8203 - (void) _releaseConnection:(NSURLConnection *)connection {
8204     if (connection != nil) {
8205         [connection cancel];
8206         //[connection setDelegate:nil];
8207         [connection release];
8208     }
8209 }
8210
8211 - (void) dealloc {
8212     //[self _releaseConnection:installer_];
8213     [self _releaseConnection:trivial_];
8214     [self _releaseConnection:trivial_gz_];
8215     [self _releaseConnection:trivial_bz2_];
8216     //[self _releaseConnection:automatic_];
8217
8218     [super dealloc];
8219 }
8220
8221 - (NSURL *) navigationURL {
8222     return [NSURL URLWithString:@"cydia://sources"];
8223 }
8224
8225 - (void) viewDidAppear:(BOOL)animated {
8226     [super viewDidAppear:animated];
8227     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
8228 }
8229
8230 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8231     return 1;
8232 }
8233
8234 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
8235     return nil;
8236 }
8237
8238 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8239     return [sources_ count];
8240 }
8241
8242 - (Source *) sourceAtIndexPath:(NSIndexPath *)indexPath {
8243 @synchronized (database_) {
8244     if ([database_ era] != era_)
8245         return nil;
8246
8247     return [sources_ objectAtIndex:[indexPath row]];
8248 } }
8249
8250 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8251     static NSString *cellIdentifier = @"SourceCell";
8252
8253     SourceCell *cell = (SourceCell *) [tableView dequeueReusableCellWithIdentifier:cellIdentifier];
8254     if(cell == nil) cell = [[[SourceCell alloc] initWithFrame:CGRectZero reuseIdentifier:cellIdentifier] autorelease];
8255     [cell setSource:[self sourceAtIndexPath:indexPath]];
8256     [cell setAccessoryType:UITableViewCellAccessoryDisclosureIndicator];
8257
8258     return cell;
8259 }
8260
8261 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
8262     Source *source = [self sourceAtIndexPath:indexPath];
8263
8264     SourceController *controller = [[[SourceController alloc]
8265         initWithDatabase:database_
8266         source:source
8267     ] autorelease];
8268
8269     [controller setDelegate:delegate_];
8270
8271     [[self navigationController] pushViewController:controller animated:YES];
8272 }
8273
8274 - (BOOL) tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath {
8275     Source *source = [self sourceAtIndexPath:indexPath];
8276     return [source record] != nil;
8277 }
8278
8279 - (void) tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath {
8280     if (editingStyle ==  UITableViewCellEditingStyleDelete) {
8281         Source *source = [self sourceAtIndexPath:indexPath];
8282         [Sources_ removeObjectForKey:[source key]];
8283         [delegate_ syncData];
8284     }
8285 }
8286
8287 - (void) complete {
8288     [delegate_ addTrivialSource:href_];
8289     href_ = nil;
8290
8291     [delegate_ syncData];
8292 }
8293
8294 - (NSString *) getWarning {
8295     NSString *href(href_);
8296     NSRange colon([href rangeOfString:@"://"]);
8297     if (colon.location != NSNotFound)
8298         href = [href substringFromIndex:(colon.location + 3)];
8299     href = [href stringByAddingPercentEscapes];
8300     href = [CydiaURL(@"api/repotag/") stringByAppendingString:href];
8301
8302     NSURL *url([NSURL URLWithString:href]);
8303
8304     NSStringEncoding encoding;
8305     NSError *error(nil);
8306
8307     if (NSString *warning = [NSString stringWithContentsOfURL:url usedEncoding:&encoding error:&error])
8308         return [warning length] == 0 ? nil : warning;
8309     return nil;
8310 }
8311
8312 - (void) _endConnection:(NSURLConnection *)connection {
8313     // XXX: the memory management in this method is horribly awkward
8314
8315     NSURLConnection **field = NULL;
8316     if (connection == trivial_)
8317         field = &trivial_;
8318     else if (connection == trivial_bz2_)
8319         field = &trivial_bz2_;
8320     else if (connection == trivial_gz_)
8321         field = &trivial_gz_;
8322     _assert(field != NULL);
8323     [connection release];
8324     *field = nil;
8325
8326     if (
8327         trivial_ == nil &&
8328         trivial_bz2_ == nil &&
8329         trivial_gz_ == nil
8330     ) {
8331         NSString *warning(cydia_ ? [self yieldToSelector:@selector(getWarning)] : nil);
8332
8333         [delegate_ releaseNetworkActivityIndicator];
8334
8335         [delegate_ removeProgressHUD:hud_];
8336         hud_ = nil;
8337
8338         if (cydia_) {
8339             if (warning != nil) {
8340                 UIAlertView *alert = [[[UIAlertView alloc]
8341                     initWithTitle:UCLocalize("SOURCE_WARNING")
8342                     message:warning
8343                     delegate:self
8344                     cancelButtonTitle:UCLocalize("CANCEL")
8345                     otherButtonTitles:
8346                         UCLocalize("ADD_ANYWAY"),
8347                     nil
8348                 ] autorelease];
8349
8350                 [alert setContext:@"warning"];
8351                 [alert setNumberOfRows:1];
8352                 [alert show];
8353
8354                 // XXX: there used to be this great mechanism called yieldToPopup... who deleted it?
8355                 error_ = nil;
8356                 return;
8357             }
8358
8359             [self complete];
8360         } else if (error_ != nil) {
8361             UIAlertView *alert = [[[UIAlertView alloc]
8362                 initWithTitle:UCLocalize("VERIFICATION_ERROR")
8363                 message:[error_ localizedDescription]
8364                 delegate:self
8365                 cancelButtonTitle:UCLocalize("OK")
8366                 otherButtonTitles:nil
8367             ] autorelease];
8368
8369             [alert setContext:@"urlerror"];
8370             [alert show];
8371
8372             href_ = nil;
8373         } else {
8374             UIAlertView *alert = [[[UIAlertView alloc]
8375                 initWithTitle:UCLocalize("NOT_REPOSITORY")
8376                 message:UCLocalize("NOT_REPOSITORY_EX")
8377                 delegate:self
8378                 cancelButtonTitle:UCLocalize("OK")
8379                 otherButtonTitles:nil
8380             ] autorelease];
8381
8382             [alert setContext:@"trivial"];
8383             [alert show];
8384
8385             href_ = nil;
8386         }
8387
8388         error_ = nil;
8389     }
8390 }
8391
8392 - (void) connection:(NSURLConnection *)connection didReceiveResponse:(NSHTTPURLResponse *)response {
8393     switch ([response statusCode]) {
8394         case 200:
8395             cydia_ = YES;
8396     }
8397 }
8398
8399 - (void) connection:(NSURLConnection *)connection didFailWithError:(NSError *)error {
8400     lprintf("connection:\"%s\" didFailWithError:\"%s\"", [href_ UTF8String], [[error localizedDescription] UTF8String]);
8401     error_ = error;
8402     [self _endConnection:connection];
8403 }
8404
8405 - (void) connectionDidFinishLoading:(NSURLConnection *)connection {
8406     [self _endConnection:connection];
8407 }
8408
8409 - (NSURLConnection *) _requestHRef:(NSString *)href method:(NSString *)method {
8410     NSURL *url([NSURL URLWithString:href]);
8411
8412     NSMutableURLRequest *request = [NSMutableURLRequest
8413         requestWithURL:url
8414         cachePolicy:NSURLRequestUseProtocolCachePolicy
8415         timeoutInterval:120.0
8416     ];
8417
8418     [request setHTTPMethod:method];
8419
8420     if (Machine_ != NULL)
8421         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
8422
8423     if ([url isCydiaSecure]) {
8424         if (UniqueID_ != nil) {
8425             [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
8426             [request setValue:UniqueID_ forHTTPHeaderField:@"X-Cydia-Id"];
8427         }
8428     }
8429
8430     return [[[NSURLConnection alloc] initWithRequest:request delegate:self] autorelease];
8431 }
8432
8433 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
8434     NSString *context([alert context]);
8435
8436     if ([context isEqualToString:@"source"]) {
8437         switch (button) {
8438             case 1: {
8439                 NSString *href = [[alert textField] text];
8440
8441                 //installer_ = [[self _requestHRef:href method:@"GET"] retain];
8442
8443                 if (![href hasSuffix:@"/"])
8444                     href_ = [href stringByAppendingString:@"/"];
8445                 else
8446                     href_ = href;
8447
8448                 trivial_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages"] method:@"HEAD"] retain];
8449                 trivial_bz2_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.bz2"] method:@"HEAD"] retain];
8450                 trivial_gz_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.gz"] method:@"HEAD"] retain];
8451                 //trivial_bz2_ = [[self _requestHRef:[href stringByAppendingString:@"dists/Release"] method:@"HEAD"] retain];
8452
8453                 cydia_ = false;
8454
8455                 // XXX: this is stupid
8456                 hud_ = [delegate_ addProgressHUD];
8457                 [hud_ setText:UCLocalize("VERIFYING_URL")];
8458                 [delegate_ retainNetworkActivityIndicator];
8459             } break;
8460
8461             case 0:
8462             break;
8463
8464             _nodefault
8465         }
8466
8467         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8468     } else if ([context isEqualToString:@"trivial"])
8469         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8470     else if ([context isEqualToString:@"urlerror"])
8471         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8472     else if ([context isEqualToString:@"warning"]) {
8473         switch (button) {
8474             case 1:
8475                 [self performSelector:@selector(complete) withObject:nil afterDelay:0];
8476             break;
8477
8478             case 0:
8479             break;
8480
8481             _nodefault
8482         }
8483
8484         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8485     }
8486 }
8487
8488 - (void) loadView {
8489     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8490
8491     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain] autorelease];
8492     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8493     [list_ setRowHeight:53];
8494     [(UITableView *) list_ setDataSource:self];
8495     [list_ setDelegate:self];
8496     [[self view] addSubview:list_];
8497 }
8498
8499 - (void) viewDidLoad {
8500     [super viewDidLoad];
8501
8502     [[self navigationItem] setTitle:UCLocalize("SOURCES")];
8503     [self updateButtonsForEditingStatus:NO animated:NO];
8504 }
8505
8506 - (void) releaseSubviews {
8507     list_ = nil;
8508
8509     sources_ = nil;
8510
8511     [super releaseSubviews];
8512 }
8513
8514 - (id) initWithDatabase:(Database *)database {
8515     if ((self = [super init]) != nil) {
8516         database_ = database;
8517     } return self;
8518 }
8519
8520 - (void) reloadData {
8521     [super reloadData];
8522
8523 @synchronized (database_) {
8524     era_ = [database_ era];
8525
8526     pkgSourceList list;
8527     if ([database_ popErrorWithTitle:UCLocalize("SOURCES") forOperation:list.ReadMainList()])
8528         return;
8529
8530     sources_ = [NSMutableArray arrayWithCapacity:16];
8531     [sources_ addObjectsFromArray:[database_ sources]];
8532     _trace();
8533     [sources_ sortUsingSelector:@selector(compareByName:)];
8534     _trace();
8535
8536     int count([sources_ count]);
8537     offset_ = 0;
8538     for (int i = 0; i != count; i++) {
8539         if ([[sources_ objectAtIndex:i] record] == nil)
8540             break;
8541         offset_++;
8542     }
8543
8544     [list_ setEditing:NO];
8545     [self updateButtonsForEditingStatus:NO animated:NO];
8546     [list_ reloadData];
8547 } }
8548
8549 - (void) showAddSourcePrompt {
8550     UIAlertView *alert = [[[UIAlertView alloc]
8551         initWithTitle:UCLocalize("ENTER_APT_URL")
8552         message:nil
8553         delegate:self
8554         cancelButtonTitle:UCLocalize("CANCEL")
8555         otherButtonTitles:
8556             UCLocalize("ADD_SOURCE"),
8557         nil
8558     ] autorelease];
8559
8560     [alert setContext:@"source"];
8561
8562     [alert setNumberOfRows:1];
8563     [alert addTextFieldWithValue:@"http://" label:@""];
8564
8565     UITextInputTraits *traits = [[alert textField] textInputTraits];
8566     [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
8567     [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
8568     [traits setKeyboardType:UIKeyboardTypeURL];
8569     // XXX: UIReturnKeyDone
8570     [traits setReturnKeyType:UIReturnKeyNext];
8571
8572     [alert show];
8573 }
8574
8575 - (void) addButtonClicked {
8576     [self showAddSourcePrompt];
8577 }
8578
8579 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated {
8580     [[self navigationItem] setLeftBarButtonItem:(editing ? [[[UIBarButtonItem alloc]
8581         initWithTitle:UCLocalize("ADD")
8582         style:UIBarButtonItemStylePlain
8583         target:self
8584         action:@selector(addButtonClicked)
8585     ] autorelease] : [[self navigationItem] backBarButtonItem]) animated:animated];
8586
8587     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8588         initWithTitle:(editing ? UCLocalize("DONE") : UCLocalize("EDIT"))
8589         style:(editing ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8590         target:self
8591         action:@selector(editButtonClicked)
8592     ] autorelease] animated:animated];
8593
8594     if (IsWildcat_ && !editing)
8595         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8596             initWithTitle:UCLocalize("SETTINGS")
8597             style:UIBarButtonItemStylePlain
8598             target:self
8599             action:@selector(settingsButtonClicked)
8600         ] autorelease]];
8601 }
8602
8603 - (void) settingsButtonClicked {
8604     [delegate_ showSettings];
8605 }
8606
8607 - (void) editButtonClicked {
8608     [list_ setEditing:![list_ isEditing] animated:YES];
8609
8610     [self updateButtonsForEditingStatus:[list_ isEditing] animated:YES];
8611 }
8612
8613 @end
8614 /* }}} */
8615
8616 /* Settings Controller {{{ */
8617 @interface SettingsController : CyteViewController <
8618     UITableViewDataSource,
8619     UITableViewDelegate
8620 > {
8621     _transient Database *database_;
8622     // XXX: ok, "roledelegate_"?...
8623     _transient id roledelegate_;
8624     _H<UITableView, 2> table_;
8625     _H<UISegmentedControl> segment_;
8626     _H<UIView> container_;
8627 }
8628
8629 - (void) showDoneButton;
8630 - (void) resizeSegmentedControl;
8631
8632 @end
8633
8634 @implementation SettingsController
8635
8636 - (void) loadView {
8637     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8638
8639     table_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped] autorelease];
8640     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8641     [table_ setDelegate:self];
8642     [(UITableView *) table_ setDataSource:self];
8643     [[self view] addSubview:table_];
8644
8645     NSArray *items = [NSArray arrayWithObjects:
8646         UCLocalize("USER"),
8647         UCLocalize("HACKER"),
8648         UCLocalize("DEVELOPER"),
8649     nil];
8650     segment_ = [[[UISegmentedControl alloc] initWithItems:items] autorelease];
8651     [segment_ setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleLeftMargin)];
8652     container_ = [[[UIView alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, 44.0f)] autorelease];
8653     [container_ addSubview:segment_];
8654 }
8655
8656 - (void) viewDidLoad {
8657     [super viewDidLoad];
8658
8659     [[self navigationItem] setTitle:UCLocalize("WHO_ARE_YOU")];
8660
8661     int index = -1;
8662     if ([Role_ isEqualToString:@"User"]) index = 0;
8663     if ([Role_ isEqualToString:@"Hacker"]) index = 1;
8664     if ([Role_ isEqualToString:@"Developer"]) index = 2;
8665     if (index != -1) {
8666         [segment_ setSelectedSegmentIndex:index];
8667         [self showDoneButton];
8668     }
8669
8670     [segment_ addTarget:self action:@selector(segmentChanged:) forControlEvents:UIControlEventValueChanged];
8671     [self resizeSegmentedControl];
8672 }
8673
8674 - (void) releaseSubviews {
8675     table_ = nil;
8676     segment_ = nil;
8677     container_ = nil;
8678
8679     [super releaseSubviews];
8680 }
8681
8682 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
8683     if ((self = [super init]) != nil) {
8684         database_ = database;
8685         roledelegate_ = delegate;
8686     } return self;
8687 }
8688
8689 - (void) resizeSegmentedControl {
8690     CGFloat width = [[self view] frame].size.width;
8691     [segment_ setFrame:CGRectMake(width / 32.0f, 0, width - (width / 32.0f * 2.0f), 44.0f)];
8692 }
8693
8694 - (void) viewWillAppear:(BOOL)animated {
8695     [super viewWillAppear:animated];
8696
8697     [self resizeSegmentedControl];
8698 }
8699
8700 - (void) willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation duration:(NSTimeInterval)duration {
8701     [self resizeSegmentedControl];
8702 }
8703
8704 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
8705     [self resizeSegmentedControl];
8706 }
8707
8708 - (void) save {
8709     NSString *role(nil);
8710
8711     switch ([segment_ selectedSegmentIndex]) {
8712         case 0: role = @"User"; break;
8713         case 1: role = @"Hacker"; break;
8714         case 2: role = @"Developer"; break;
8715
8716         _nodefault
8717     }
8718
8719     if (![role isEqualToString:Role_]) {
8720         bool rolling(Role_ == nil);
8721         Role_ = role;
8722
8723         Settings_ = [NSMutableDictionary dictionaryWithObjectsAndKeys:
8724             Role_, @"Role",
8725         nil];
8726
8727         [Metadata_ setObject:Settings_ forKey:@"Settings"];
8728         Changed_ = true;
8729
8730         if (rolling)
8731             [roledelegate_ loadData];
8732         else
8733             [roledelegate_ updateData];
8734     }
8735 }
8736
8737 - (void) segmentChanged:(UISegmentedControl *)control {
8738     [self showDoneButton];
8739 }
8740
8741 - (void) saveAndClose {
8742     [self save];
8743
8744     [[self navigationItem] setRightBarButtonItem:nil];
8745     [[self navigationController] dismissModalViewControllerAnimated:YES];
8746 }
8747
8748 - (void) doneButtonClicked {
8749     UIActivityIndicatorView *spinner = [[[UIActivityIndicatorView alloc] initWithFrame:CGRectMake(0, 0, 20.0f, 20.0f)] autorelease];
8750     [spinner startAnimating];
8751     UIBarButtonItem *spinItem = [[[UIBarButtonItem alloc] initWithCustomView:spinner] autorelease];
8752     [[self navigationItem] setRightBarButtonItem:spinItem];
8753
8754     [self performSelector:@selector(saveAndClose) withObject:nil afterDelay:0];
8755 }
8756
8757 - (void) showDoneButton {
8758     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8759         initWithTitle:UCLocalize("DONE")
8760         style:UIBarButtonItemStyleDone
8761         target:self
8762         action:@selector(doneButtonClicked)
8763     ] autorelease] animated:([[self navigationItem] rightBarButtonItem] == nil)];
8764 }
8765
8766 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8767     // XXX: For not having a single cell in the table, this sure is a lot of sections.
8768     return 6;
8769 }
8770
8771 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8772     return 0; // :(
8773 }
8774
8775 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8776     return nil; // This method is required by the protocol.
8777 }
8778
8779 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
8780     if (section == 1)
8781         return UCLocalize("ROLE_EX");
8782     if (section == 4)
8783         return [NSString stringWithFormat:
8784             @"%@: %@\n%@: %@\n%@: %@",
8785             UCLocalize("USER"), UCLocalize("USER_EX"),
8786             UCLocalize("HACKER"), UCLocalize("HACKER_EX"),
8787             UCLocalize("DEVELOPER"), UCLocalize("DEVELOPER_EX")
8788         ];
8789     else return nil;
8790 }
8791
8792 - (CGFloat) tableView:(UITableView *)tableView heightForHeaderInSection:(NSInteger)section {
8793     return section == 3 ? 44.0f : 0;
8794 }
8795
8796 - (UIView *) tableView:(UITableView *)tableView viewForHeaderInSection:(NSInteger)section {
8797     return section == 3 ? container_ : nil;
8798 }
8799
8800 - (void) reloadData {
8801     [super reloadData];
8802
8803     [table_ reloadData];
8804 }
8805
8806 @end
8807 /* }}} */
8808 /* Stash Controller {{{ */
8809 @interface StashController : CyteViewController {
8810     _H<UIActivityIndicatorView> spinner_;
8811     _H<UILabel> status_;
8812     _H<UILabel> caption_;
8813 }
8814
8815 @end
8816
8817 @implementation StashController
8818
8819 - (void) loadView {
8820     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8821     [[self view] setBackgroundColor:[UIColor viewFlipsideBackgroundColor]];
8822
8823     spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteLarge] autorelease];
8824     CGRect spinrect = [spinner_ frame];
8825     spinrect.origin.x = ([[self view] frame].size.width / 2) - (spinrect.size.width / 2);
8826     spinrect.origin.y = [[self view] frame].size.height - 80.0f;
8827     [spinner_ setFrame:spinrect];
8828     [spinner_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin];
8829     [[self view] addSubview:spinner_];
8830     [spinner_ startAnimating];
8831
8832     CGRect captrect;
8833     captrect.size.width = [[self view] frame].size.width;
8834     captrect.size.height = 40.0f;
8835     captrect.origin.x = 0;
8836     captrect.origin.y = ([[self view] frame].size.height / 2) - (captrect.size.height * 2);
8837     caption_ = [[[UILabel alloc] initWithFrame:captrect] autorelease];
8838     [caption_ setText:UCLocalize("PREPARING_FILESYSTEM")];
8839     [caption_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8840     [caption_ setFont:[UIFont boldSystemFontOfSize:28.0f]];
8841     [caption_ setTextColor:[UIColor whiteColor]];
8842     [caption_ setBackgroundColor:[UIColor clearColor]];
8843     [caption_ setShadowColor:[UIColor blackColor]];
8844     [caption_ setTextAlignment:UITextAlignmentCenter];
8845     [[self view] addSubview:caption_];
8846
8847     CGRect statusrect;
8848     statusrect.size.width = [[self view] frame].size.width;
8849     statusrect.size.height = 30.0f;
8850     statusrect.origin.x = 0;
8851     statusrect.origin.y = ([[self view] frame].size.height / 2) - statusrect.size.height;
8852     status_ = [[[UILabel alloc] initWithFrame:statusrect] autorelease];
8853     [status_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8854     [status_ setText:UCLocalize("EXIT_WHEN_COMPLETE")];
8855     [status_ setFont:[UIFont systemFontOfSize:16.0f]];
8856     [status_ setTextColor:[UIColor whiteColor]];
8857     [status_ setBackgroundColor:[UIColor clearColor]];
8858     [status_ setShadowColor:[UIColor blackColor]];
8859     [status_ setTextAlignment:UITextAlignmentCenter];
8860     [[self view] addSubview:status_];
8861 }
8862
8863 - (void) releaseSubviews {
8864     spinner_ = nil;
8865     status_ = nil;
8866     caption_ = nil;
8867
8868     [super releaseSubviews];
8869 }
8870
8871 @end
8872 /* }}} */
8873
8874 @interface CYURLCache : SDURLCache {
8875 }
8876
8877 @end
8878
8879 @implementation CYURLCache
8880
8881 - (void) logEvent:(NSString *)event forRequest:(NSURLRequest *)request {
8882 #if !ForRelease
8883     if (false);
8884     else if ([event isEqualToString:@"no-cache"])
8885         event = @"!!!";
8886     else if ([event isEqualToString:@"store"])
8887         event = @">>>";
8888     else if ([event isEqualToString:@"invalid"])
8889         event = @"???";
8890     else if ([event isEqualToString:@"memory"])
8891         event = @"mem";
8892     else if ([event isEqualToString:@"disk"])
8893         event = @"ssd";
8894     else if ([event isEqualToString:@"miss"])
8895         event = @"---";
8896
8897     NSLog(@"%@: %@", event, [[request URL] absoluteString]);
8898 #endif
8899 }
8900
8901 - (void) storeCachedResponse:(NSCachedURLResponse *)cached forRequest:(NSURLRequest *)request {
8902     if (NSURLResponse *response = [cached response])
8903         if (NSString *mime = [response MIMEType])
8904             if ([mime isEqualToString:@"text/cache-manifest"]) {
8905                 NSURL *url([response URL]);
8906
8907 #if !ForRelease
8908                 NSLog(@"###: %@", [url absoluteString]);
8909 #endif
8910
8911                 @synchronized (HostConfig_) {
8912                     [CachedURLs_ addObject:url];
8913                 }
8914             }
8915
8916     [super storeCachedResponse:cached forRequest:request];
8917 }
8918
8919 @end
8920
8921 @interface Cydia : UIApplication <
8922     ConfirmationControllerDelegate,
8923     DatabaseDelegate,
8924     CydiaDelegate,
8925     UINavigationControllerDelegate,
8926     UITabBarControllerDelegate
8927 > {
8928     _H<UIWindow> window_;
8929     _H<CYTabBarController> tabbar_;
8930     _H<CydiaLoadingViewController> emulated_;
8931
8932     _H<NSMutableArray> essential_;
8933     _H<NSMutableArray> broken_;
8934
8935     Database *database_;
8936
8937     _H<NSURL> starturl_;
8938
8939     unsigned locked_;
8940     unsigned activity_;
8941
8942     _H<StashController> stash_;
8943
8944     bool loaded_;
8945 }
8946
8947 - (void) loadData;
8948
8949 @end
8950
8951 @implementation Cydia
8952
8953 - (void) beginUpdate {
8954     [tabbar_ beginUpdate];
8955 }
8956
8957 - (BOOL) updating {
8958     return [tabbar_ updating];
8959 }
8960
8961 - (void) _loaded {
8962     if ([broken_ count] != 0) {
8963         int count = [broken_ count];
8964
8965         UIAlertView *alert = [[[UIAlertView alloc]
8966             initWithTitle:(count == 1 ? UCLocalize("HALFINSTALLED_PACKAGE") : [NSString stringWithFormat:UCLocalize("HALFINSTALLED_PACKAGES"), count])
8967             message:UCLocalize("HALFINSTALLED_PACKAGE_EX")
8968             delegate:self
8969             cancelButtonTitle:UCLocalize("FORCIBLY_CLEAR")
8970             otherButtonTitles:
8971                 UCLocalize("TEMPORARY_IGNORE"),
8972             nil
8973         ] autorelease];
8974
8975         [alert setContext:@"fixhalf"];
8976         [alert setNumberOfRows:2];
8977         [alert show];
8978     } else if (!Ignored_ && [essential_ count] != 0) {
8979         int count = [essential_ count];
8980
8981         UIAlertView *alert = [[[UIAlertView alloc]
8982             initWithTitle:(count == 1 ? UCLocalize("ESSENTIAL_UPGRADE") : [NSString stringWithFormat:UCLocalize("ESSENTIAL_UPGRADES"), count])
8983             message:UCLocalize("ESSENTIAL_UPGRADE_EX")
8984             delegate:self
8985             cancelButtonTitle:UCLocalize("TEMPORARY_IGNORE")
8986             otherButtonTitles:
8987                 UCLocalize("UPGRADE_ESSENTIAL"),
8988                 UCLocalize("COMPLETE_UPGRADE"),
8989             nil
8990         ] autorelease];
8991
8992         [alert setContext:@"upgrade"];
8993         [alert show];
8994     }
8995 }
8996
8997 - (void) returnToCydia {
8998     [self _loaded];
8999 }
9000
9001 - (void) _saveConfig {
9002     @synchronized (database_) {
9003         _trace();
9004         MetaFile_.Sync();
9005         _trace();
9006     }
9007
9008     if (Changed_) {
9009         NSString *error(nil);
9010
9011         if (NSData *data = [NSPropertyListSerialization dataFromPropertyList:Metadata_ format:NSPropertyListBinaryFormat_v1_0 errorDescription:&error]) {
9012             _trace();
9013             NSError *error(nil);
9014             if (![data writeToFile:@"/var/lib/cydia/metadata.plist" options:NSAtomicWrite error:&error])
9015                 NSLog(@"failure to save metadata data: %@", error);
9016             _trace();
9017
9018             Changed_ = false;
9019         } else {
9020             NSLog(@"failure to serialize metadata: %@", error);
9021         }
9022     }
9023
9024     CydiaWriteSources();
9025 }
9026
9027 // Navigation controller for the queuing badge.
9028 - (UINavigationController *) queueNavigationController {
9029     NSArray *controllers = [tabbar_ viewControllers];
9030     return [controllers objectAtIndex:3];
9031 }
9032
9033 - (void) unloadData {
9034     [tabbar_ unloadData];
9035 }
9036
9037 - (void) _updateData {
9038     [self _saveConfig];
9039     [self unloadData];
9040
9041     UINavigationController *navigation = [self queueNavigationController];
9042
9043     id queuedelegate = nil;
9044     if ([[navigation viewControllers] count] > 0)
9045         queuedelegate = [[navigation viewControllers] objectAtIndex:0];
9046
9047     [queuedelegate queueStatusDidChange];
9048     [[navigation tabBarItem] setBadgeValue:(Queuing_ ? UCLocalize("Q_D") : nil)];
9049 }
9050
9051 - (void) _refreshIfPossible:(NSDate *)update {
9052     NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
9053
9054     bool recently = false;
9055     if (update != nil) {
9056         NSTimeInterval interval([update timeIntervalSinceNow]);
9057         if (interval <= 0 && interval > -(15*60))
9058             recently = true;
9059     }
9060
9061     // Don't automatic refresh if:
9062     //  - We already refreshed recently.
9063     //  - We already auto-refreshed this launch.
9064     //  - Auto-refresh is disabled.
9065     if (recently || loaded_ || ManualRefresh) {
9066         // If we are cancelling, we need to make sure it knows it's already loaded.
9067         loaded_ = true;
9068
9069         [self performSelectorOnMainThread:@selector(_loaded) withObject:nil waitUntilDone:NO];
9070     } else {
9071         // We are going to load, so remember that.
9072         loaded_ = true;
9073
9074         SCNetworkReachabilityFlags flags; {
9075             SCNetworkReachabilityRef reachability(SCNetworkReachabilityCreateWithName(NULL, "cydia.saurik.com"));
9076             SCNetworkReachabilityGetFlags(reachability, &flags);
9077             CFRelease(reachability);
9078         }
9079
9080         // XXX: this elaborate mess is what Apple is using to determine this? :(
9081         // XXX: do we care if the user has to intervene? maybe that's ok?
9082         bool reachable(
9083             (flags & kSCNetworkReachabilityFlagsReachable) != 0 && (
9084                 (flags & kSCNetworkReachabilityFlagsConnectionRequired) == 0 || (
9085                     (flags & kSCNetworkReachabilityFlagsConnectionOnDemand) != 0 ||
9086                     (flags & kSCNetworkReachabilityFlagsConnectionOnTraffic) != 0
9087                 ) && (flags & kSCNetworkReachabilityFlagsInterventionRequired) == 0 ||
9088                 (flags & kSCNetworkReachabilityFlagsIsWWAN) != 0
9089             )
9090         );
9091
9092         // If we can reach the server, auto-refresh!
9093         if (reachable)
9094             [tabbar_ performSelectorOnMainThread:@selector(setUpdate:) withObject:update waitUntilDone:NO];
9095     }
9096
9097     [pool release];
9098 }
9099
9100 - (void) refreshIfPossible {
9101     [NSThread detachNewThreadSelector:@selector(_refreshIfPossible:) toTarget:self withObject:[Metadata_ objectForKey:@"LastUpdate"]];
9102 }
9103
9104 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
9105 @synchronized (self) {
9106     UIProgressHUD *hud(loaded_ ? [self addProgressHUD] : nil);
9107     [hud setText:UCLocalize("RELOADING_DATA")];
9108
9109     [database_ yieldToSelector:@selector(reloadDataWithInvocation:) withObject:invocation];
9110
9111     size_t changes(0);
9112
9113     [essential_ removeAllObjects];
9114     [broken_ removeAllObjects];
9115
9116     NSArray *packages([database_ packages]);
9117     for (Package *package in packages) {
9118         if ([package half])
9119             [broken_ addObject:package];
9120         if ([package upgradableAndEssential:NO]) {
9121             if ([package essential])
9122                 [essential_ addObject:package];
9123             ++changes;
9124         }
9125     }
9126
9127     UITabBarItem *changesItem = [[[tabbar_ viewControllers] objectAtIndex:2] tabBarItem];
9128     if (changes != 0) {
9129         _trace();
9130         NSString *badge([[NSNumber numberWithInt:changes] stringValue]);
9131         [changesItem setBadgeValue:badge];
9132         [changesItem setAnimatedBadge:([essential_ count] > 0)];
9133         [self setApplicationIconBadgeNumber:changes];
9134     } else {
9135         _trace();
9136         [changesItem setBadgeValue:nil];
9137         [changesItem setAnimatedBadge:NO];
9138         [self setApplicationIconBadgeNumber:0];
9139     }
9140
9141     [self _updateData];
9142
9143     if (hud != nil)
9144         [self removeProgressHUD:hud];
9145 } }
9146
9147 - (void) updateData {
9148     [self _updateData];
9149 }
9150
9151 - (void) update_ {
9152     [database_ update];
9153     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
9154 }
9155
9156 - (void) disemulate {
9157     if (emulated_ == nil)
9158         return;
9159
9160     [window_ addSubview:[tabbar_ view]];
9161     [[emulated_ view] removeFromSuperview];
9162     emulated_ = nil;
9163     [window_ setUserInteractionEnabled:YES];
9164 }
9165
9166 - (void) presentModalViewController:(UIViewController *)controller force:(BOOL)force {
9167     UINavigationController *navigation([[[UINavigationController alloc] initWithRootViewController:controller] autorelease]);
9168     if (IsWildcat_)
9169         [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
9170
9171     UIViewController *parent;
9172     if (emulated_ == nil)
9173         parent = tabbar_;
9174     else if (!force)
9175         parent = emulated_;
9176     else {
9177         [self disemulate];
9178         parent = tabbar_;
9179     }
9180
9181     [parent presentModalViewController:navigation animated:YES];
9182 }
9183
9184 - (ProgressController *) invokeNewProgress:(NSInvocation *)invocation forController:(UINavigationController *)navigation withTitle:(NSString *)title {
9185     ProgressController *progress([[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease]);
9186
9187     if (navigation != nil)
9188         [navigation pushViewController:progress animated:YES];
9189     else
9190         [self presentModalViewController:progress force:YES];
9191
9192     [progress invoke:invocation withTitle:title];
9193     return progress;
9194 }
9195
9196 - (void) detachNewProgressSelector:(SEL)selector toTarget:(id)target forController:(UINavigationController *)navigation title:(NSString *)title {
9197     [self invokeNewProgress:[NSInvocation invocationWithSelector:selector forTarget:target] forController:navigation withTitle:title];
9198 }
9199
9200 - (void) repairWithInvocation:(NSInvocation *)invocation {
9201     _trace();
9202     [self invokeNewProgress:invocation forController:nil withTitle:@"REPAIRING"];
9203     _trace();
9204 }
9205
9206 - (void) repairWithSelector:(SEL)selector {
9207     [self performSelectorOnMainThread:@selector(repairWithInvocation:) withObject:[NSInvocation invocationWithSelector:selector forTarget:database_] waitUntilDone:YES];
9208 }
9209
9210 - (void) reloadData {
9211     [self reloadDataWithInvocation:nil];
9212     if ([database_ progressDelegate] == nil)
9213         [self _loaded];
9214 }
9215
9216 - (void) syncData {
9217     [self _saveConfig];
9218     [self detachNewProgressSelector:@selector(update_) toTarget:self forController:nil title:@"UPDATING_SOURCES"];
9219 }
9220
9221 - (void) addSource:(NSDictionary *) source {
9222     CydiaAddSource(source);
9223 }
9224
9225 - (void) addSource:(NSString *)href withDistribution:(NSString *)distribution andSections:(NSArray *)sections {
9226     CydiaAddSource(href, distribution, sections);
9227 }
9228
9229 - (void) addTrivialSource:(NSString *)href {
9230     CydiaAddSource(href, @"./");
9231 }
9232
9233 - (void) updateValues {
9234     Changed_ = true;
9235 }
9236
9237 - (void) resolve {
9238     pkgProblemResolver *resolver = [database_ resolver];
9239
9240     resolver->InstallProtect();
9241     if (!resolver->Resolve(true))
9242         _error->Discard();
9243 }
9244
9245 - (bool) perform {
9246     // XXX: this is a really crappy way of doing this.
9247     // like, seriously: this state machine is still broken, and cancelling this here doesn't really /fix/ that.
9248     // for one, the user can still /start/ a reloading data event while they have a queue, which is stupid
9249     // for two, this just means there is a race condition between the refresh completing and the confirmation controller appearing.
9250     if ([tabbar_ updating])
9251         [tabbar_ cancelUpdate];
9252
9253     if (![database_ prepare])
9254         return false;
9255
9256     ConfirmationController *page([[[ConfirmationController alloc] initWithDatabase:database_] autorelease]);
9257     [page setDelegate:self];
9258     UINavigationController *confirm_([[[UINavigationController alloc] initWithRootViewController:page] autorelease]);
9259
9260     if (IsWildcat_)
9261         [confirm_ setModalPresentationStyle:UIModalPresentationFormSheet];
9262     [tabbar_ presentModalViewController:confirm_ animated:YES];
9263
9264     return true;
9265 }
9266
9267 - (void) queue {
9268     @synchronized (self) {
9269         [self perform];
9270     }
9271 }
9272
9273 - (void) clearPackage:(Package *)package {
9274     @synchronized (self) {
9275         [package clear];
9276         [self resolve];
9277         [self perform];
9278     }
9279 }
9280
9281 - (void) installPackages:(NSArray *)packages {
9282     @synchronized (self) {
9283         for (Package *package in packages)
9284             [package install];
9285         [self resolve];
9286         [self perform];
9287     }
9288 }
9289
9290 - (void) installPackage:(Package *)package {
9291     @synchronized (self) {
9292         [package install];
9293         [self resolve];
9294         [self perform];
9295     }
9296 }
9297
9298 - (void) removePackage:(Package *)package {
9299     @synchronized (self) {
9300         [package remove];
9301         [self resolve];
9302         [self perform];
9303     }
9304 }
9305
9306 - (void) distUpgrade {
9307     @synchronized (self) {
9308         if (![database_ upgrade])
9309             return;
9310         [self perform];
9311     }
9312 }
9313
9314 - (void) perform_ {
9315     [database_ perform];
9316     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
9317 }
9318
9319 - (void) confirmWithNavigationController:(UINavigationController *)navigation {
9320     Queuing_ = false;
9321     ++locked_;
9322     [self detachNewProgressSelector:@selector(perform_) toTarget:self forController:navigation title:@"RUNNING"];
9323     --locked_;
9324     [self refreshIfPossible];
9325 }
9326
9327 - (void) showSettings {
9328     [self presentModalViewController:[[[SettingsController alloc] initWithDatabase:database_ delegate:self] autorelease] force:NO];
9329 }
9330
9331 - (void) retainNetworkActivityIndicator {
9332     if (activity_++ == 0)
9333         [self setNetworkActivityIndicatorVisible:YES];
9334
9335 #if TraceLogging
9336     NSLog(@"retainNetworkActivityIndicator->%d", activity_);
9337 #endif
9338 }
9339
9340 - (void) releaseNetworkActivityIndicator {
9341     if (--activity_ == 0)
9342         [self setNetworkActivityIndicatorVisible:NO];
9343
9344 #if TraceLogging
9345     NSLog(@"releaseNetworkActivityIndicator->%d", activity_);
9346 #endif
9347
9348 }
9349
9350 - (void) cancelAndClear:(bool)clear {
9351     @synchronized (self) {
9352         if (clear) {
9353             [database_ clear];
9354             Queuing_ = false;
9355         } else {
9356             Queuing_ = true;
9357         }
9358
9359         [self _updateData];
9360     }
9361 }
9362
9363 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
9364     NSString *context([alert context]);
9365
9366     if ([context isEqualToString:@"conffile"]) {
9367         FILE *input = [database_ input];
9368         if (button == [alert cancelButtonIndex])
9369             fprintf(input, "N\n");
9370         else if (button == [alert firstOtherButtonIndex])
9371             fprintf(input, "Y\n");
9372         fflush(input);
9373
9374         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9375     } else if ([context isEqualToString:@"fixhalf"]) {
9376         if (button == [alert cancelButtonIndex]) {
9377             @synchronized (self) {
9378                 for (Package *broken in (id) broken_) {
9379                     [broken remove];
9380
9381                     NSString *id = [broken id];
9382                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.prerm", id] UTF8String]);
9383                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postrm", id] UTF8String]);
9384                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.preinst", id] UTF8String]);
9385                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postinst", id] UTF8String]);
9386                 }
9387
9388                 [self resolve];
9389                 [self perform];
9390             }
9391         } else if (button == [alert firstOtherButtonIndex]) {
9392             [broken_ removeAllObjects];
9393             [self _loaded];
9394         }
9395
9396         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9397     } else if ([context isEqualToString:@"upgrade"]) {
9398         if (button == [alert firstOtherButtonIndex]) {
9399             @synchronized (self) {
9400                 for (Package *essential in (id) essential_)
9401                     [essential install];
9402
9403                 [self resolve];
9404                 [self perform];
9405             }
9406         } else if (button == [alert firstOtherButtonIndex] + 1) {
9407             [self distUpgrade];
9408         } else if (button == [alert cancelButtonIndex]) {
9409             Ignored_ = YES;
9410         }
9411
9412         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9413     }
9414 }
9415
9416 - (void) system:(NSString *)command {
9417     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9418
9419     _trace();
9420     system([command UTF8String]);
9421     _trace();
9422
9423     [pool release];
9424 }
9425
9426 - (void) applicationWillSuspend {
9427     [database_ clean];
9428     [super applicationWillSuspend];
9429 }
9430
9431 - (BOOL) isSafeToSuspend {
9432     if (locked_ != 0) {
9433 #if !ForRelease
9434         NSLog(@"isSafeToSuspend: locked_ != 0");
9435 #endif
9436         return false;
9437     }
9438
9439     // Use external process status API internally.
9440     // This is probably a really bad idea.
9441     // XXX: what is the point of this? does this solve anything at all?
9442     uint64_t status = 0;
9443     int notify_token;
9444     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
9445         notify_get_state(notify_token, &status);
9446         notify_cancel(notify_token);
9447     }
9448
9449     if (status != 0) {
9450 #if !ForRelease
9451         NSLog(@"isSafeToSuspend: status != 0");
9452 #endif
9453         return false;
9454     }
9455
9456 #if !ForRelease
9457     NSLog(@"isSafeToSuspend: -> true");
9458 #endif
9459     return true;
9460 }
9461
9462 - (void) applicationSuspend:(__GSEvent *)event {
9463     if ([self isSafeToSuspend])
9464         [super applicationSuspend:event];
9465 }
9466
9467 - (void) _animateSuspension:(BOOL)arg0 duration:(double)arg1 startTime:(double)arg2 scale:(float)arg3 {
9468     if ([self isSafeToSuspend])
9469         [super _animateSuspension:arg0 duration:arg1 startTime:arg2 scale:arg3];
9470 }
9471
9472 - (void) _setSuspended:(BOOL)value {
9473     if ([self isSafeToSuspend])
9474         [super _setSuspended:value];
9475 }
9476
9477 - (UIProgressHUD *) addProgressHUD {
9478     UIProgressHUD *hud([[[UIProgressHUD alloc] init] autorelease]);
9479     [hud setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
9480
9481     [window_ setUserInteractionEnabled:NO];
9482
9483     UIViewController *target(tabbar_);
9484     if (UIViewController *modal = [target modalViewController])
9485         target = modal;
9486
9487     [hud showInView:[target view]];
9488
9489     ++locked_;
9490     return hud;
9491 }
9492
9493 - (void) removeProgressHUD:(UIProgressHUD *)hud {
9494     --locked_;
9495     [hud hide];
9496     [hud removeFromSuperview];
9497     [window_ setUserInteractionEnabled:YES];
9498 }
9499
9500 - (CyteViewController *) pageForPackage:(NSString *)name {
9501     return [[[CYPackageController alloc] initWithDatabase:database_ forPackage:name] autorelease];
9502 }
9503
9504 - (CyteViewController *) pageForURL:(NSURL *)url forExternal:(BOOL)external {
9505     NSString *scheme([[url scheme] lowercaseString]);
9506     if ([[url absoluteString] length] <= [scheme length] + 3)
9507         return nil;
9508     NSString *path([[url absoluteString] substringFromIndex:[scheme length] + 3]);
9509     NSArray *components([path componentsSeparatedByString:@"/"]);
9510
9511     if ([scheme isEqualToString:@"apptapp"] && [components count] > 0 && [[components objectAtIndex:0] isEqualToString:@"package"])
9512         return [self pageForPackage:[components objectAtIndex:1]];
9513
9514     if ([components count] < 1 || ![scheme isEqualToString:@"cydia"])
9515         return nil;
9516
9517     NSString *base([components objectAtIndex:0]);
9518
9519     CyteViewController *controller = nil;
9520
9521     if ([base isEqualToString:@"url"]) {
9522         // This kind of URL can contain slashes in the argument, so we can't parse them below.
9523         NSString *destination = [[url absoluteString] substringFromIndex:([scheme length] + [@"://" length] + [base length] + [@"/" length])];
9524         controller = [[[CydiaWebViewController alloc] initWithURL:[NSURL URLWithString:destination]] autorelease];
9525     } else if (!external && [components count] == 1) {
9526         if ([base isEqualToString:@"manage"]) {
9527             controller = [[[ManageController alloc] init] autorelease];
9528         }
9529
9530         if ([base isEqualToString:@"storage"]) {
9531             controller = [[[CydiaWebViewController alloc] initWithURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/storage/", UI_]]] autorelease];
9532         }
9533
9534         if ([base isEqualToString:@"sources"]) {
9535             controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9536         }
9537
9538         if ([base isEqualToString:@"home"]) {
9539             controller = [[[HomeController alloc] init] autorelease];
9540         }
9541
9542         if ([base isEqualToString:@"sections"]) {
9543             controller = [[[SectionsController alloc] initWithDatabase:database_] autorelease];
9544         }
9545
9546         if ([base isEqualToString:@"search"]) {
9547             controller = [[[SearchController alloc] initWithDatabase:database_ query:nil] autorelease];
9548         }
9549
9550         if ([base isEqualToString:@"changes"]) {
9551             controller = [[[ChangesController alloc] initWithDatabase:database_] autorelease];
9552         }
9553
9554         if ([base isEqualToString:@"installed"]) {
9555             controller = [[[InstalledController alloc] initWithDatabase:database_] autorelease];
9556         }
9557     } else if ([components count] == 2) {
9558         NSString *argument = [components objectAtIndex:1];
9559
9560         if ([base isEqualToString:@"package"]) {
9561             controller = [self pageForPackage:argument];
9562         }
9563
9564         if (!external && [base isEqualToString:@"search"]) {
9565             controller = [[[SearchController alloc] initWithDatabase:database_ query:argument] autorelease];
9566         }
9567
9568         if (!external && [base isEqualToString:@"sections"]) {
9569             if ([argument isEqualToString:@"all"])
9570                 argument = nil;
9571             controller = [[[SectionController alloc] initWithDatabase:database_ section:argument] autorelease];
9572         }
9573
9574         if (!external && [base isEqualToString:@"sources"]) {
9575             if ([argument isEqualToString:@"add"]) {
9576                 controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9577                 [(SourcesController *)controller showAddSourcePrompt];
9578             } else {
9579                 Source *source = [database_ sourceWithKey:[argument stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
9580                 controller = [[[SourceController alloc] initWithDatabase:database_ source:source] autorelease];
9581             }
9582         }
9583
9584         if (!external && [base isEqualToString:@"launch"]) {
9585             [self launchApplicationWithIdentifier:argument suspended:NO];
9586             return nil;
9587         }
9588     } else if (!external && [components count] == 3) {
9589         NSString *arg1 = [components objectAtIndex:1];
9590         NSString *arg2 = [components objectAtIndex:2];
9591
9592         if ([base isEqualToString:@"package"]) {
9593             if ([arg2 isEqualToString:@"settings"]) {
9594                 controller = [[[PackageSettingsController alloc] initWithDatabase:database_ package:arg1] autorelease];
9595             } else if ([arg2 isEqualToString:@"files"]) {
9596                 if (Package *package = [database_ packageWithName:arg1]) {
9597                     controller = [[[FileTable alloc] initWithDatabase:database_] autorelease];
9598                     [(FileTable *)controller setPackage:package];
9599                 }
9600             }
9601         }
9602     }
9603
9604     [controller setDelegate:self];
9605     return controller;
9606 }
9607
9608 - (BOOL) openCydiaURL:(NSURL *)url forExternal:(BOOL)external {
9609     CyteViewController *page([self pageForURL:url forExternal:external]);
9610
9611     if (page != nil) {
9612         UINavigationController *nav = [[[UINavigationController alloc] init] autorelease];
9613         [nav setViewControllers:[NSArray arrayWithObject:page]];
9614         [tabbar_ setUnselectedViewController:nav];
9615     }
9616
9617     return page != nil;
9618 }
9619
9620 - (void) applicationOpenURL:(NSURL *)url {
9621     [super applicationOpenURL:url];
9622
9623     if (!loaded_)
9624         starturl_ = url;
9625     else
9626         [self openCydiaURL:url forExternal:YES];
9627 }
9628
9629 - (void) applicationWillResignActive:(UIApplication *)application {
9630     // Stop refreshing if you get a phone call or lock the device.
9631     if ([tabbar_ updating])
9632         [tabbar_ cancelUpdate];
9633
9634     if ([[self superclass] instancesRespondToSelector:@selector(applicationWillResignActive:)])
9635         [super applicationWillResignActive:application];
9636 }
9637
9638 - (void) saveState {
9639     [Metadata_ setObject:[tabbar_ navigationURLCollection] forKey:@"InterfaceState"];
9640     [Metadata_ setObject:[NSDate date] forKey:@"LastClosed"];
9641     [Metadata_ setObject:[NSNumber numberWithInt:[tabbar_ selectedIndex]] forKey:@"InterfaceIndex"];
9642     Changed_ = true;
9643
9644     [self _saveConfig];
9645 }
9646
9647 - (void) applicationWillTerminate:(UIApplication *)application {
9648     [self saveState];
9649 }
9650
9651 - (void) setConfigurationData:(NSString *)data {
9652     static Pcre conffile_r("^'(.*)' '(.*)' ([01]) ([01])$");
9653
9654     if (!conffile_r(data)) {
9655         lprintf("E:invalid conffile\n");
9656         return;
9657     }
9658
9659     NSString *ofile = conffile_r[1];
9660     //NSString *nfile = conffile_r[2];
9661
9662     UIAlertView *alert = [[[UIAlertView alloc]
9663         initWithTitle:UCLocalize("CONFIGURATION_UPGRADE")
9664         message:[NSString stringWithFormat:@"%@\n\n%@", UCLocalize("CONFIGURATION_UPGRADE_EX"), ofile]
9665         delegate:self
9666         cancelButtonTitle:UCLocalize("KEEP_OLD_COPY")
9667         otherButtonTitles:
9668             UCLocalize("ACCEPT_NEW_COPY"),
9669             // XXX: UCLocalize("SEE_WHAT_CHANGED"),
9670         nil
9671     ] autorelease];
9672
9673     [alert setContext:@"conffile"];
9674     [alert setNumberOfRows:2];
9675     [alert show];
9676 }
9677
9678 - (void) addStashController {
9679     ++locked_;
9680     stash_ = [[[StashController alloc] init] autorelease];
9681     [window_ addSubview:[stash_ view]];
9682 }
9683
9684 - (void) removeStashController {
9685     [[stash_ view] removeFromSuperview];
9686     stash_ = nil;
9687     --locked_;
9688 }
9689
9690 - (void) stash {
9691     [self setIdleTimerDisabled:YES];
9692
9693     [[UIApplication sharedApplication] setStatusBarStyle:UIStatusBarStyleBlackOpaque];
9694     UpdateExternalStatus(1);
9695     [self yieldToSelector:@selector(system:) withObject:@"/usr/libexec/cydia/free.sh"];
9696     UpdateExternalStatus(0);
9697
9698     [self removeStashController];
9699
9700     pid_t pid(ExecFork());
9701     if (pid == 0) {
9702         execlp("launchctl", "launchctl", "stop", "com.apple.SpringBoard", NULL);
9703         perror("launchctl stop");
9704         exit(0);
9705     }
9706
9707     ReapZombie(pid);
9708 }
9709
9710 - (void) setupViewControllers {
9711     tabbar_ = [[[CYTabBarController alloc] initWithDatabase:database_] autorelease];
9712
9713     NSMutableArray *items([NSMutableArray arrayWithObjects:
9714         [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage applicationImageNamed:@"home.png"] tag:0] autorelease],
9715         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SECTIONS") image:[UIImage applicationImageNamed:@"install.png"] tag:0] autorelease],
9716         [[[UITabBarItem alloc] initWithTitle:UCLocalize("CHANGES") image:[UIImage applicationImageNamed:@"changes.png"] tag:0] autorelease],
9717         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage applicationImageNamed:@"search.png"] tag:0] autorelease],
9718     nil]);
9719
9720     if (IsWildcat_) {
9721         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage applicationImageNamed:@"source.png"] tag:0] autorelease] atIndex:3];
9722         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
9723     } else {
9724         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("MANAGE") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
9725     }
9726
9727     NSMutableArray *controllers([NSMutableArray array]);
9728     for (UITabBarItem *item in items) {
9729         UINavigationController *controller([[[UINavigationController alloc] init] autorelease]);
9730         [controller setTabBarItem:item];
9731         [controllers addObject:controller];
9732     }
9733     [tabbar_ setViewControllers:controllers];
9734
9735     [tabbar_ setUpdateDelegate:self];
9736 }
9737
9738 - (void) _sendMemoryWarningNotification {
9739     [[NSNotificationCenter defaultCenter] postNotificationName:@"UIApplicationDidReceiveMemoryWarningNotification" object:[UIApplication sharedApplication]];
9740 }
9741
9742 - (void) _sendMemoryWarningNotifications {
9743     while (true) {
9744         [self performSelectorOnMainThread:@selector(_sendMemoryWarningNotification) withObject:nil waitUntilDone:NO];
9745         usleep(250000);
9746     }
9747 }
9748
9749 - (void) applicationDidFinishLaunching:(id)unused {
9750     //[NSThread detachNewThreadSelector:@selector(_sendMemoryWarningNotifications) toTarget:self withObject:nil];
9751
9752 _trace();
9753     if ([self respondsToSelector:@selector(setApplicationSupportsShakeToEdit:)])
9754         [self setApplicationSupportsShakeToEdit:NO];
9755
9756     @synchronized (HostConfig_) {
9757         [BridgedHosts_ addObject:[[NSURL URLWithString:CydiaURL(@"")] host]];
9758     }
9759
9760     [NSURLCache setSharedURLCache:[[[CYURLCache alloc]
9761         initWithMemoryCapacity:524288
9762         diskCapacity:10485760
9763         diskPath:[NSString stringWithFormat:@"%@/Library/Caches/com.saurik.Cydia/SDURLCache", @"/var/root"]
9764     ] autorelease]];
9765
9766     [CydiaWebViewController _initialize];
9767
9768     [NSURLProtocol registerClass:[CydiaURLProtocol class]];
9769
9770     // this would disallow http{,s} URLs from accessing this data
9771     //[WebView registerURLSchemeAsLocal:@"cydia"];
9772
9773     Font12_ = [UIFont systemFontOfSize:12];
9774     Font12Bold_ = [UIFont boldSystemFontOfSize:12];
9775     Font14_ = [UIFont systemFontOfSize:14];
9776     Font18Bold_ = [UIFont boldSystemFontOfSize:18];
9777     Font22Bold_ = [UIFont boldSystemFontOfSize:22];
9778
9779     essential_ = [NSMutableArray arrayWithCapacity:4];
9780     broken_ = [NSMutableArray arrayWithCapacity:4];
9781
9782     // XXX: I really need this thing... like, seriously... I'm sorry
9783     [[[AppCacheController alloc] initWithURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/appcache/", UI_]]] reloadData];
9784
9785     window_ = [[[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]] autorelease];
9786     [window_ orderFront:self];
9787     [window_ makeKey:self];
9788     [window_ setHidden:NO];
9789
9790     if (
9791         readlink("/Applications", NULL, 0) == -1 && errno == EINVAL ||
9792         readlink("/Library/Ringtones", NULL, 0) == -1 && errno == EINVAL ||
9793         readlink("/Library/Wallpaper", NULL, 0) == -1 && errno == EINVAL ||
9794         //readlink("/usr/bin", NULL, 0) == -1 && errno == EINVAL ||
9795         readlink("/usr/include", NULL, 0) == -1 && errno == EINVAL ||
9796         readlink("/usr/lib/pam", NULL, 0) == -1 && errno == EINVAL ||
9797         readlink("/usr/libexec", NULL, 0) == -1 && errno == EINVAL ||
9798         readlink("/usr/share", NULL, 0) == -1 && errno == EINVAL ||
9799         //readlink("/var/lib", NULL, 0) == -1 && errno == EINVAL ||
9800         false
9801     ) {
9802         [self addStashController];
9803         // XXX: this would be much cleaner as a yieldToSelector:
9804         // that way the removeStashController could happen right here inline
9805         // we also could no longer require the useless stash_ field anymore
9806         [self performSelector:@selector(stash) withObject:nil afterDelay:0];
9807         return;
9808     }
9809
9810     database_ = [Database sharedInstance];
9811     [database_ setDelegate:self];
9812
9813     [window_ setUserInteractionEnabled:NO];
9814     [self setupViewControllers];
9815
9816     emulated_ = [[[CydiaLoadingViewController alloc] init] autorelease];
9817     [window_ addSubview:[emulated_ view]];
9818
9819     [self performSelector:@selector(loadData) withObject:nil afterDelay:0];
9820 _trace();
9821 }
9822
9823 - (NSArray *) defaultStartPages {
9824     NSMutableArray *standard = [NSMutableArray array];
9825     [standard addObject:[NSArray arrayWithObject:@"cydia://home"]];
9826     [standard addObject:[NSArray arrayWithObject:@"cydia://sections"]];
9827     [standard addObject:[NSArray arrayWithObject:@"cydia://changes"]];
9828     if (!IsWildcat_) {
9829         [standard addObject:[NSArray arrayWithObject:@"cydia://manage"]];
9830     } else {
9831         [standard addObject:[NSArray arrayWithObject:@"cydia://installed"]];
9832         [standard addObject:[NSArray arrayWithObject:@"cydia://sources"]];
9833     }
9834     [standard addObject:[NSArray arrayWithObject:@"cydia://search"]];
9835     return standard;
9836 }
9837
9838 - (void) loadData {
9839 _trace();
9840     if (Role_ == nil) {
9841         [window_ setUserInteractionEnabled:YES];
9842         [self showSettings];
9843         return;
9844     } else {
9845         if ([emulated_ modalViewController] != nil)
9846             [emulated_ dismissModalViewControllerAnimated:YES];
9847         [window_ setUserInteractionEnabled:NO];
9848     }
9849
9850     [self reloadDataWithInvocation:nil];
9851     [self refreshIfPossible];
9852     PrintTimes();
9853
9854     [self disemulate];
9855
9856     int savedIndex = [[Metadata_ objectForKey:@"InterfaceIndex"] intValue];
9857     NSArray *saved = [[Metadata_ objectForKey:@"InterfaceState"] mutableCopy];
9858     int standardIndex = 0;
9859     NSArray *standard = [self defaultStartPages];
9860
9861     BOOL valid = YES;
9862
9863     if (saved == nil)
9864         valid = NO;
9865
9866     NSDate *closed = [Metadata_ objectForKey:@"LastClosed"];
9867     if (valid && closed != nil) {
9868         NSTimeInterval interval([closed timeIntervalSinceNow]);
9869         // XXX: Is 15 minutes the optimal time here?
9870         if (interval > 0 && interval <= -(15*60))
9871             valid = NO;
9872     }
9873
9874     if (valid && [saved count] != [standard count])
9875         valid = NO;
9876
9877     if (valid) {
9878         for (unsigned int i = 0; i < [standard count]; i++) {
9879             NSArray *std = [standard objectAtIndex:i], *sav = [saved objectAtIndex:i];
9880             // XXX: The "hasPrefix" sanity check here could be, in theory, fooled,
9881             //      but it's good enough for now.
9882             if ([sav count] == 0 || ![[sav objectAtIndex:0] hasPrefix:[std objectAtIndex:0]]) {
9883                 valid = NO;
9884                 break;
9885             }
9886         }
9887     }
9888
9889     NSArray *items = nil;
9890     if (valid) {
9891         [tabbar_ setSelectedIndex:savedIndex];
9892         items = saved;
9893     } else {
9894         [tabbar_ setSelectedIndex:standardIndex];
9895         items = standard;
9896     }
9897
9898     for (unsigned int tab = 0; tab < [[tabbar_ viewControllers] count]; tab++) {
9899         NSArray *stack = [items objectAtIndex:tab];
9900         UINavigationController *navigation = [[tabbar_ viewControllers] objectAtIndex:tab];
9901         NSMutableArray *current = [NSMutableArray array];
9902
9903         for (unsigned int nav = 0; nav < [stack count]; nav++) {
9904             NSString *addr = [stack objectAtIndex:nav];
9905             NSURL *url = [NSURL URLWithString:addr];
9906             CyteViewController *page = [self pageForURL:url forExternal:NO];
9907             if (page != nil)
9908                 [current addObject:page];
9909         }
9910
9911         [navigation setViewControllers:current];
9912     }
9913
9914     // (Try to) show the startup URL.
9915     if (starturl_ != nil) {
9916         [self openCydiaURL:starturl_ forExternal:NO];
9917         starturl_ = nil;
9918     }
9919 }
9920
9921 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item {
9922     if (item != nil && IsWildcat_) {
9923         [sheet showFromBarButtonItem:item animated:YES];
9924     } else {
9925         [sheet showInView:window_];
9926     }
9927 }
9928
9929 - (void) addProgressEvent:(CydiaProgressEvent *)event forTask:(NSString *)task {
9930     id<ProgressDelegate> progress([database_ progressDelegate] ?: [self invokeNewProgress:nil forController:nil withTitle:task]);
9931     [progress setTitle:task];
9932     [progress addProgressEvent:event];
9933 }
9934
9935 - (void) addProgressEventForTask:(NSArray *)data {
9936     CydiaProgressEvent *event([data objectAtIndex:0]);
9937     NSString *task([data count] < 2 ? nil : [data objectAtIndex:1]);
9938     [self addProgressEvent:event forTask:task];
9939 }
9940
9941 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task {
9942     [self performSelectorOnMainThread:@selector(addProgressEventForTask:) withObject:[NSArray arrayWithObjects:event, task, nil] waitUntilDone:YES];
9943 }
9944
9945 @end
9946
9947 /*IMP alloc_;
9948 id Alloc_(id self, SEL selector) {
9949     id object = alloc_(self, selector);
9950     lprintf("[%s]A-%p\n", self->isa->name, object);
9951     return object;
9952 }*/
9953
9954 /*IMP dealloc_;
9955 id Dealloc_(id self, SEL selector) {
9956     id object = dealloc_(self, selector);
9957     lprintf("[%s]D-%p\n", self->isa->name, object);
9958     return object;
9959 }*/
9960
9961 Class $WebDefaultUIKitDelegate;
9962
9963 MSHook(void, UIWebDocumentView$_setUIKitDelegate$, UIWebDocumentView *self, SEL _cmd, id delegate) {
9964     if (delegate == nil && $WebDefaultUIKitDelegate != nil)
9965         delegate = [$WebDefaultUIKitDelegate sharedUIKitDelegate];
9966     return _UIWebDocumentView$_setUIKitDelegate$(self, _cmd, delegate);
9967 }
9968
9969 static NSSet *MobilizedFiles_;
9970
9971 static NSURL *MobilizeURL(NSURL *url) {
9972     NSString *path([url path]);
9973     if ([path hasPrefix:@"/var/root/"]) {
9974         NSString *file([path substringFromIndex:10]);
9975         if ([MobilizedFiles_ containsObject:file])
9976             url = [NSURL fileURLWithPath:[@"/var/mobile/" stringByAppendingString:file] isDirectory:NO];
9977     }
9978
9979     return url;
9980 }
9981
9982 Class $CFXPreferencesPropertyListSource;
9983 @class CFXPreferencesPropertyListSource;
9984
9985 MSHook(BOOL, CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync, CFXPreferencesPropertyListSource *self, SEL _cmd) {
9986     NSURL *&url(MSHookIvar<NSURL *>(self, "_url")), *old(url);
9987     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9988     url = MobilizeURL(url);
9989     BOOL value(_CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync(self, _cmd));
9990     //NSLog(@"%@ %s", [url absoluteString], value ? "YES" : "NO");
9991     url = old;
9992     [pool release];
9993     return value;
9994 }
9995
9996 MSHook(void *, CFXPreferencesPropertyListSource$createPlistFromDisk, CFXPreferencesPropertyListSource *self, SEL _cmd) {
9997     NSURL *&url(MSHookIvar<NSURL *>(self, "_url")), *old(url);
9998     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9999     url = MobilizeURL(url);
10000     void *value(_CFXPreferencesPropertyListSource$createPlistFromDisk(self, _cmd));
10001     //NSLog(@"%@ %@", [url absoluteString], value);
10002     url = old;
10003     [pool release];
10004     return value;
10005 }
10006
10007 Class $NSURLConnection;
10008
10009 MSHook(id, NSURLConnection$init$, NSURLConnection *self, SEL _cmd, NSURLRequest *request, id delegate, BOOL usesCache, int64_t maxContentLength, BOOL startImmediately, NSDictionary *connectionProperties) {
10010     NSMutableURLRequest *copy([request mutableCopy]);
10011
10012     NSURL *url([copy URL]);
10013
10014     NSString *host([url host]);
10015     NSString *scheme([[url scheme] lowercaseString]);
10016
10017     NSString *compound([NSString stringWithFormat:@"%@:%@", scheme, host]);
10018
10019     @synchronized (HostConfig_) {
10020         if ([copy respondsToSelector:@selector(setHTTPShouldUsePipelining:)])
10021             if ([PipelinedHosts_ containsObject:host] || [PipelinedHosts_ containsObject:compound])
10022                 [copy setHTTPShouldUsePipelining:YES];
10023
10024         if (NSString *control = [copy valueForHTTPHeaderField:@"Cache-Control"])
10025             if ([control isEqualToString:@"max-age=0"])
10026                 if ([CachedURLs_ containsObject:url]) {
10027 #if !ForRelease
10028                     NSLog(@"~~~: %@", url);
10029 #endif
10030
10031                     [copy setCachePolicy:NSURLRequestReturnCacheDataDontLoad];
10032
10033                     [copy setValue:nil forHTTPHeaderField:@"Cache-Control"];
10034                     [copy setValue:nil forHTTPHeaderField:@"If-Modified-Since"];
10035                     [copy setValue:nil forHTTPHeaderField:@"If-None-Match"];
10036                 }
10037     }
10038
10039     if ((self = _NSURLConnection$init$(self, _cmd, copy, delegate, usesCache, maxContentLength, startImmediately, connectionProperties)) != nil) {
10040     } return self;
10041 }
10042
10043 int main(int argc, char *argv[]) {
10044     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
10045
10046     _trace();
10047
10048     UpdateExternalStatus(0);
10049
10050     if (Class $UIDevice = objc_getClass("UIDevice")) {
10051         UIDevice *device([$UIDevice currentDevice]);
10052         IsWildcat_ = [device respondsToSelector:@selector(isWildcat)] && [device isWildcat];
10053     } else
10054         IsWildcat_ = false;
10055
10056     UIScreen *screen([UIScreen mainScreen]);
10057     if ([screen respondsToSelector:@selector(scale)])
10058         ScreenScale_ = [screen scale];
10059     else
10060         ScreenScale_ = 1;
10061
10062     UIDevice *device([UIDevice currentDevice]);
10063     if (![device respondsToSelector:@selector(userInterfaceIdiom)])
10064         Idiom_ = @"iphone";
10065     else {
10066         UIUserInterfaceIdiom idiom([device userInterfaceIdiom]);
10067         if (idiom == UIUserInterfaceIdiomPhone)
10068             Idiom_ = @"iphone";
10069         else if (idiom == UIUserInterfaceIdiomPad)
10070             Idiom_ = @"ipad";
10071         else
10072             NSLog(@"unknown UIUserInterfaceIdiom!");
10073     }
10074
10075     Pcre pattern("^([0-9]+\\.[0-9]+)");
10076
10077     if (pattern([device systemVersion]))
10078         Firmware_ = pattern[1];
10079     if (pattern(Cydia_))
10080         Major_ = pattern[1];
10081
10082     SessionData_ = [NSMutableDictionary dictionaryWithCapacity:4];
10083
10084     HostConfig_ = [[[NSObject alloc] init] autorelease];
10085     @synchronized (HostConfig_) {
10086         BridgedHosts_ = [NSMutableSet setWithCapacity:4];
10087         TokenHosts_ = [NSMutableSet setWithCapacity:4];
10088         InsecureHosts_ = [NSMutableSet setWithCapacity:4];
10089         PipelinedHosts_ = [NSMutableSet setWithCapacity:4];
10090         CachedURLs_ = [NSMutableSet setWithCapacity:32];
10091     }
10092
10093     NSString *ui(@"ui/ios");
10094     if (Idiom_ != nil)
10095         ui = [ui stringByAppendingString:[NSString stringWithFormat:@"~%@", Idiom_]];
10096     ui = [ui stringByAppendingString:[NSString stringWithFormat:@"/%@", Major_]];
10097     UI_ = CydiaURL(ui);
10098
10099     PackageName = reinterpret_cast<CYString &(*)(Package *, SEL)>(method_getImplementation(class_getInstanceMethod([Package class], @selector(cyname))));
10100
10101     MobilizedFiles_ = [NSMutableSet setWithObjects:
10102         @"Library/Preferences/com.apple.Accessibility.plist",
10103         @"Library/Preferences/com.apple.preferences.sounds.plist",
10104     nil];
10105
10106     /* Library Hacks {{{ */
10107     class_addMethod(objc_getClass("DOMNodeList"), @selector(countByEnumeratingWithState:objects:count:), (IMP) &DOMNodeList$countByEnumeratingWithState$objects$count$, "I20@0:4^{NSFastEnumerationState}8^@12I16");
10108
10109     $CFXPreferencesPropertyListSource = objc_getClass("CFXPreferencesPropertyListSource");
10110
10111     Method CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync(class_getInstanceMethod($CFXPreferencesPropertyListSource, @selector(_backingPlistChangedSinceLastSync)));
10112     if (CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync != NULL) {
10113         _CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync = reinterpret_cast<BOOL (*)(CFXPreferencesPropertyListSource *, SEL)>(method_getImplementation(CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync));
10114         method_setImplementation(CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync, reinterpret_cast<IMP>(&$CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync));
10115     }
10116
10117     Method CFXPreferencesPropertyListSource$createPlistFromDisk(class_getInstanceMethod($CFXPreferencesPropertyListSource, @selector(createPlistFromDisk)));
10118     if (CFXPreferencesPropertyListSource$createPlistFromDisk != NULL) {
10119         _CFXPreferencesPropertyListSource$createPlistFromDisk = reinterpret_cast<void *(*)(CFXPreferencesPropertyListSource *, SEL)>(method_getImplementation(CFXPreferencesPropertyListSource$createPlistFromDisk));
10120         method_setImplementation(CFXPreferencesPropertyListSource$createPlistFromDisk, reinterpret_cast<IMP>(&$CFXPreferencesPropertyListSource$createPlistFromDisk));
10121     }
10122
10123     $WebDefaultUIKitDelegate = objc_getClass("WebDefaultUIKitDelegate");
10124     Method UIWebDocumentView$_setUIKitDelegate$(class_getInstanceMethod([WebView class], @selector(_setUIKitDelegate:)));
10125     if (UIWebDocumentView$_setUIKitDelegate$ != NULL) {
10126         _UIWebDocumentView$_setUIKitDelegate$ = reinterpret_cast<void (*)(UIWebDocumentView *, SEL, id)>(method_getImplementation(UIWebDocumentView$_setUIKitDelegate$));
10127         method_setImplementation(UIWebDocumentView$_setUIKitDelegate$, reinterpret_cast<IMP>(&$UIWebDocumentView$_setUIKitDelegate$));
10128     }
10129
10130     $NSURLConnection = objc_getClass("NSURLConnection");
10131     Method NSURLConnection$init$(class_getInstanceMethod($NSURLConnection, @selector(_initWithRequest:delegate:usesCache:maxContentLength:startImmediately:connectionProperties:)));
10132     if (NSURLConnection$init$ != NULL) {
10133         _NSURLConnection$init$ = reinterpret_cast<id (*)(NSURLConnection *, SEL, NSURLRequest *, id, BOOL, int64_t, BOOL, NSDictionary *)>(method_getImplementation(NSURLConnection$init$));
10134         method_setImplementation(NSURLConnection$init$, reinterpret_cast<IMP>(&$NSURLConnection$init$));
10135     }
10136     /* }}} */
10137     /* Set Locale {{{ */
10138     Locale_ = CFLocaleCopyCurrent();
10139     Languages_ = [NSLocale preferredLanguages];
10140
10141     //CFStringRef locale(CFLocaleGetIdentifier(Locale_));
10142     //NSLog(@"%@", [Languages_ description]);
10143
10144     const char *lang;
10145     if (Locale_ != NULL)
10146         lang = [(NSString *) CFLocaleGetIdentifier(Locale_) UTF8String];
10147     else if (Languages_ != nil && [Languages_ count] != 0)
10148         lang = [[Languages_ objectAtIndex:0] UTF8String];
10149     else
10150         // XXX: consider just setting to C and then falling through?
10151         lang = NULL;
10152
10153     if (lang != NULL) {
10154         Pcre pattern("^([a-z][a-z])(?:-[A-Za-z]*)?(_[A-Z][A-Z])?$");
10155         lang = !pattern(lang) ? NULL : [pattern->*@"%1$@%2$@" UTF8String];
10156     }
10157
10158     NSLog(@"Setting Language: %s", lang);
10159
10160     if (lang != NULL) {
10161         setenv("LANG", lang, true);
10162         std::setlocale(LC_ALL, lang);
10163     }
10164     /* }}} */
10165
10166     apr_app_initialize(&argc, const_cast<const char * const **>(&argv), NULL);
10167
10168     /* Parse Arguments {{{ */
10169     bool substrate(false);
10170
10171     if (argc != 0) {
10172         char **args(argv);
10173         int arge(1);
10174
10175         for (int argi(1); argi != argc; ++argi)
10176             if (strcmp(argv[argi], "--") == 0) {
10177                 arge = argi;
10178                 argv[argi] = argv[0];
10179                 argv += argi;
10180                 argc -= argi;
10181                 break;
10182             }
10183
10184         for (int argi(1); argi != arge; ++argi)
10185             if (strcmp(args[argi], "--substrate") == 0)
10186                 substrate = true;
10187             else
10188                 fprintf(stderr, "unknown argument: %s\n", args[argi]);
10189     }
10190     /* }}} */
10191
10192     App_ = [[NSBundle mainBundle] bundlePath];
10193     Advanced_ = YES;
10194
10195     setuid(0);
10196     setgid(0);
10197
10198     /*Method alloc = class_getClassMethod([NSObject class], @selector(alloc));
10199     alloc_ = alloc->method_imp;
10200     alloc->method_imp = (IMP) &Alloc_;*/
10201
10202     /*Method dealloc = class_getClassMethod([NSObject class], @selector(dealloc));
10203     dealloc_ = dealloc->method_imp;
10204     dealloc->method_imp = (IMP) &Dealloc_;*/
10205
10206     /* System Information {{{ */
10207     size_t size;
10208
10209     int maxproc;
10210     size = sizeof(maxproc);
10211     if (sysctlbyname("kern.maxproc", &maxproc, &size, NULL, 0) == -1)
10212         perror("sysctlbyname(\"kern.maxproc\", ?)");
10213     else if (maxproc < 64) {
10214         maxproc = 64;
10215         if (sysctlbyname("kern.maxproc", NULL, NULL, &maxproc, sizeof(maxproc)) == -1)
10216             perror("sysctlbyname(\"kern.maxproc\", #)");
10217     }
10218
10219     sysctlbyname("kern.osversion", NULL, &size, NULL, 0);
10220     char *osversion = new char[size];
10221     if (sysctlbyname("kern.osversion", osversion, &size, NULL, 0) == -1)
10222         perror("sysctlbyname(\"kern.osversion\", ?)");
10223     else
10224         System_ = [NSString stringWithUTF8String:osversion];
10225
10226     sysctlbyname("hw.machine", NULL, &size, NULL, 0);
10227     char *machine = new char[size];
10228     if (sysctlbyname("hw.machine", machine, &size, NULL, 0) == -1)
10229         perror("sysctlbyname(\"hw.machine\", ?)");
10230     else
10231         Machine_ = machine;
10232
10233     SerialNumber_ = (NSString *) CYIOGetValue("IOService:/", @"IOPlatformSerialNumber");
10234     ChipID_ = [CYHex((NSData *) CYIOGetValue("IODeviceTree:/chosen", @"unique-chip-id"), true) uppercaseString];
10235     BBSNum_ = CYHex((NSData *) CYIOGetValue("IOService:/AppleARMPE/baseband", @"snum"), false);
10236
10237     UniqueID_ = [device uniqueIdentifier];
10238
10239     if (NSDictionary *system = [NSDictionary dictionaryWithContentsOfFile:@"/System/Library/CoreServices/SystemVersion.plist"])
10240         Build_ = [system objectForKey:@"ProductBuildVersion"];
10241     if (NSDictionary *info = [NSDictionary dictionaryWithContentsOfFile:@"/Applications/MobileSafari.app/Info.plist"]) {
10242         Product_ = [info objectForKey:@"SafariProductVersion"];
10243         Safari_ = [info objectForKey:@"CFBundleVersion"];
10244     }
10245     /* }}} */
10246     /* Load Database {{{ */
10247     _trace();
10248     Metadata_ = [[[NSMutableDictionary alloc] initWithContentsOfFile:@"/var/lib/cydia/metadata.plist"] autorelease];
10249     _trace();
10250     SectionMap_ = [[[NSDictionary alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"Sections" ofType:@"plist"]] autorelease];
10251
10252     if (Metadata_ == NULL)
10253         Metadata_ = [NSMutableDictionary dictionaryWithCapacity:2];
10254     else {
10255         Settings_ = [Metadata_ objectForKey:@"Settings"];
10256
10257         Packages_ = [Metadata_ objectForKey:@"Packages"];
10258
10259         Values_ = [Metadata_ objectForKey:@"Values"];
10260         Sections_ = [Metadata_ objectForKey:@"Sections"];
10261         Sources_ = [Metadata_ objectForKey:@"Sources"];
10262
10263         Token_ = [Metadata_ objectForKey:@"Token"];
10264
10265         Version_ = [Metadata_ objectForKey:@"Version"];
10266
10267         @synchronized (HostConfig_) {
10268             CydiaSource_ = [Metadata_ objectForKey:@"CydiaSource"];
10269         }
10270     }
10271
10272     if (Settings_ != nil)
10273         Role_ = [Settings_ objectForKey:@"Role"];
10274
10275     if (Values_ == nil) {
10276         Values_ = [[[NSMutableDictionary alloc] initWithCapacity:4] autorelease];
10277         [Metadata_ setObject:Values_ forKey:@"Values"];
10278     }
10279
10280     if (Sections_ == nil) {
10281         Sections_ = [[[NSMutableDictionary alloc] initWithCapacity:32] autorelease];
10282         [Metadata_ setObject:Sections_ forKey:@"Sections"];
10283     }
10284
10285     if (Sources_ == nil) {
10286         Sources_ = [[[NSMutableDictionary alloc] initWithCapacity:0] autorelease];
10287         [Metadata_ setObject:Sources_ forKey:@"Sources"];
10288     }
10289
10290     if (Version_ == nil) {
10291         Version_ = [NSNumber numberWithUnsignedInt:0];
10292         [Metadata_ setObject:Version_ forKey:@"Version"];
10293     }
10294
10295     @synchronized (HostConfig_) {
10296         if (CydiaSource_ == nil) {
10297             CydiaSource_ = @"apt.saurik.com";
10298             [Metadata_ setObject:CydiaSource_ forKey:@"CydiaSource"];
10299         }
10300     }
10301
10302     if ([Version_ unsignedIntValue] == 0) {
10303         CydiaAddSource(@"http://apt.thebigboss.org/repofiles/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10304         CydiaAddSource(@"http://apt.modmyi.com/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10305         CydiaAddSource(@"http://cydia.zodttd.com/repo/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10306         CydiaAddSource(@"http://repo666.ultrasn0w.com/", @"./");
10307
10308         Version_ = [NSNumber numberWithUnsignedInt:1];
10309         [Metadata_ setObject:Version_ forKey:@"Version"];
10310
10311         [Metadata_ removeObjectForKey:@"LastUpdate"];
10312
10313         Changed_ = true;
10314     }
10315     /* }}} */
10316
10317     CydiaWriteSources();
10318
10319     _trace();
10320     MetaFile_.Open("/var/lib/cydia/metadata.cb0");
10321     _trace();
10322
10323     if (Packages_ != nil) {
10324         bool fail(false);
10325         CFDictionaryApplyFunction((CFDictionaryRef) Packages_, &PackageImport, &fail);
10326         _trace();
10327
10328         if (!fail) {
10329             [Metadata_ removeObjectForKey:@"Packages"];
10330             Packages_ = nil;
10331             Changed_ = true;
10332         }
10333     }
10334
10335     Finishes_ = [NSArray arrayWithObjects:@"return", @"reopen", @"restart", @"reload", @"reboot", nil];
10336
10337 #define MobileSubstrate_(name) \
10338     if (substrate && access("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", F_OK) == 0) { \
10339         void *handle(dlopen("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", RTLD_LAZY | RTLD_GLOBAL)); \
10340         if (handle == NULL) \
10341             NSLog(@"%s", dlerror()); \
10342     }
10343
10344     MobileSubstrate_(Activator)
10345     MobileSubstrate_(libstatusbar)
10346     MobileSubstrate_(SimulatedKeyEvents)
10347     MobileSubstrate_(WinterBoard)
10348
10349     /*if (substrate && access("/Library/MobileSubstrate/MobileSubstrate.dylib", F_OK) == 0)
10350         dlopen("/Library/MobileSubstrate/MobileSubstrate.dylib", RTLD_LAZY | RTLD_GLOBAL);*/
10351
10352     int version([[NSString stringWithContentsOfFile:@"/var/lib/cydia/firmware.ver"] intValue]);
10353
10354     if (access("/tmp/.cydia.fw", F_OK) == 0) {
10355         unlink("/tmp/.cydia.fw");
10356         goto firmware;
10357     } else if (access("/User", F_OK) != 0 || version < 4) {
10358       firmware:
10359         _trace();
10360         system("/usr/libexec/cydia/firmware.sh");
10361         _trace();
10362     }
10363
10364     _assert([[NSFileManager defaultManager]
10365         createDirectoryAtPath:@"/var/cache/apt/archives/partial"
10366         withIntermediateDirectories:YES
10367         attributes:nil
10368         error:NULL
10369     ]);
10370
10371     if (access("/tmp/cydia.chk", F_OK) == 0) {
10372         if (unlink("/var/cache/apt/pkgcache.bin") == -1)
10373             _assert(errno == ENOENT);
10374         if (unlink("/var/cache/apt/srcpkgcache.bin") == -1)
10375             _assert(errno == ENOENT);
10376     }
10377
10378     /* APT Initialization {{{ */
10379     _assert(pkgInitConfig(*_config));
10380     _assert(pkgInitSystem(*_config, _system));
10381
10382     if (lang != NULL)
10383         _config->Set("APT::Acquire::Translation", lang);
10384
10385     // XXX: this timeout might be important :(
10386     //_config->Set("Acquire::http::Timeout", 15);
10387
10388     _config->Set("Acquire::http::MaxParallel", 3);
10389     /* }}} */
10390     /* Color Choices {{{ */
10391     space_ = CGColorSpaceCreateDeviceRGB();
10392
10393     Blue_.Set(space_, 0.2, 0.2, 1.0, 1.0);
10394     Blueish_.Set(space_, 0x19/255.f, 0x32/255.f, 0x50/255.f, 1.0);
10395     Black_.Set(space_, 0.0, 0.0, 0.0, 1.0);
10396     Off_.Set(space_, 0.9, 0.9, 0.9, 1.0);
10397     White_.Set(space_, 1.0, 1.0, 1.0, 1.0);
10398     Gray_.Set(space_, 0.4, 0.4, 0.4, 1.0);
10399     Green_.Set(space_, 0.0, 0.5, 0.0, 1.0);
10400     Purple_.Set(space_, 0.0, 0.0, 0.7, 1.0);
10401     Purplish_.Set(space_, 0.4, 0.4, 0.8, 1.0);
10402
10403     InstallingColor_ = [UIColor colorWithRed:0.88f green:1.00f blue:0.88f alpha:1.00f];
10404     RemovingColor_ = [UIColor colorWithRed:1.00f green:0.88f blue:0.88f alpha:1.00f];
10405     /* }}}*/
10406     /* UIKit Configuration {{{ */
10407     void (*$GSFontSetUseLegacyFontMetrics)(BOOL)(reinterpret_cast<void (*)(BOOL)>(dlsym(RTLD_DEFAULT, "GSFontSetUseLegacyFontMetrics")));
10408     if ($GSFontSetUseLegacyFontMetrics != NULL)
10409         $GSFontSetUseLegacyFontMetrics(YES);
10410
10411     // XXX: I have a feeling this was important
10412     //UIKeyboardDisableAutomaticAppearance();
10413     /* }}} */
10414
10415     Colon_ = UCLocalize("COLON_DELIMITED");
10416     Elision_ = UCLocalize("ELISION");
10417     Error_ = UCLocalize("ERROR");
10418     Warning_ = UCLocalize("WARNING");
10419
10420     _trace();
10421     int value(UIApplicationMain(argc, argv, @"Cydia", @"Cydia"));
10422
10423     CGColorSpaceRelease(space_);
10424     CFRelease(Locale_);
10425
10426     [pool release];
10427     return value;
10428 }