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         @"role",
3968         @"serial",
3969         @"token",
3970         @"version",
3971     nil];
3972 }
3973
3974 - (NSArray *) attributeKeys {
3975     return [[self class] _attributeKeys];
3976 }
3977
3978 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
3979     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
3980 }
3981
3982 - (NSString *) version {
3983     return Cydia_;
3984 }
3985
3986 - (NSString *) device {
3987     return [[UIDevice currentDevice] uniqueIdentifier];
3988 }
3989
3990 - (NSString *) firmware {
3991     return [[UIDevice currentDevice] systemVersion];
3992 }
3993
3994 - (NSString *) hostname {
3995     return [[UIDevice currentDevice] name];
3996 }
3997
3998 - (NSString *) idiom {
3999     return (id) Idiom_ ?: [NSNull null];
4000 }
4001
4002 - (NSString *) mcc {
4003     if (CFStringRef (*$CTSIMSupportCopyMobileSubscriberCountryCode)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode")))
4004         return [(NSString *) (*$CTSIMSupportCopyMobileSubscriberCountryCode)(kCFAllocatorDefault) autorelease];
4005     return nil;
4006 }
4007
4008 - (NSString *) mnc {
4009     if (CFStringRef (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberNetworkCode")))
4010         return [(NSString *) (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(kCFAllocatorDefault) autorelease];
4011     return nil;
4012 }
4013
4014 - (NSString *) bbsnum {
4015     return (id) BBSNum_ ?: [NSNull null];
4016 }
4017
4018 - (NSString *) ecid {
4019     return (id) ChipID_ ?: [NSNull null];
4020 }
4021
4022 - (NSString *) serial {
4023     return SerialNumber_;
4024 }
4025
4026 - (NSString *) role {
4027     return (id) Role_ ?: [NSNull null];
4028 }
4029
4030 - (NSString *) model {
4031     return [NSString stringWithUTF8String:Machine_];
4032 }
4033
4034 - (NSString *) token {
4035     return (id) Token_ ?: [NSNull null];
4036 }
4037
4038 + (NSString *) webScriptNameForSelector:(SEL)selector {
4039     if (false);
4040     else if (selector == @selector(addBridgedHost:))
4041         return @"addBridgedHost";
4042     else if (selector == @selector(addInsecureHost:))
4043         return @"addInsecureHost";
4044     else if (selector == @selector(addInternalRedirect::))
4045         return @"addInternalRedirect";
4046     else if (selector == @selector(addPipelinedHost:scheme:))
4047         return @"addPipelinedHost";
4048     else if (selector == @selector(addSource:::))
4049         return @"addSource";
4050     else if (selector == @selector(addTokenHost:))
4051         return @"addTokenHost";
4052     else if (selector == @selector(addTrivialSource:))
4053         return @"addTrivialSource";
4054     else if (selector == @selector(close))
4055         return @"close";
4056     else if (selector == @selector(du:))
4057         return @"du";
4058     else if (selector == @selector(stringWithFormat:arguments:))
4059         return @"format";
4060     else if (selector == @selector(getAllSources))
4061         return @"getAllSourcs";
4062     else if (selector == @selector(getKernelNumber:))
4063         return @"getKernelNumber";
4064     else if (selector == @selector(getKernelString:))
4065         return @"getKernelString";
4066     else if (selector == @selector(getInstalledPackages))
4067         return @"getInstalledPackages";
4068     else if (selector == @selector(getIORegistryEntry::))
4069         return @"getIORegistryEntry";
4070     else if (selector == @selector(getLocaleIdentifier))
4071         return @"getLocaleIdentifier";
4072     else if (selector == @selector(getPreferredLanguages))
4073         return @"getPreferredLanguages";
4074     else if (selector == @selector(getPackageById:))
4075         return @"getPackageById";
4076     else if (selector == @selector(getMetadataKeys))
4077         return @"getMetadataKeys";
4078     else if (selector == @selector(getMetadataValue:))
4079         return @"getMetadataValue";
4080     else if (selector == @selector(getSessionValue:))
4081         return @"getSessionValue";
4082     else if (selector == @selector(installPackages:))
4083         return @"installPackages";
4084     else if (selector == @selector(localizedStringForKey:value:table:))
4085         return @"localize";
4086     else if (selector == @selector(popViewController:))
4087         return @"popViewController";
4088     else if (selector == @selector(refreshSources))
4089         return @"refreshSources";
4090     else if (selector == @selector(removeButton))
4091         return @"removeButton";
4092     else if (selector == @selector(saveConfig))
4093         return @"saveConfig";
4094     else if (selector == @selector(setCydiaSource:))
4095         return @"setCydiaSource";
4096     else if (selector == @selector(setMetadataValue::))
4097         return @"setMetadataValue";
4098     else if (selector == @selector(setSessionValue::))
4099         return @"setSessionValue";
4100     else if (selector == @selector(substitutePackageNames:))
4101         return @"substitutePackageNames";
4102     else if (selector == @selector(scrollToBottom:))
4103         return @"scrollToBottom";
4104     else if (selector == @selector(setAllowsNavigationAction:))
4105         return @"setAllowsNavigationAction";
4106     else if (selector == @selector(setBadgeValue:))
4107         return @"setBadgeValue";
4108     else if (selector == @selector(setButtonImage:withStyle:toFunction:))
4109         return @"setButtonImage";
4110     else if (selector == @selector(setButtonTitle:withStyle:toFunction:))
4111         return @"setButtonTitle";
4112     else if (selector == @selector(setHidesBackButton:))
4113         return @"setHidesBackButton";
4114     else if (selector == @selector(setHidesNavigationBar:))
4115         return @"setHidesNavigationBar";
4116     else if (selector == @selector(setNavigationBarStyle:))
4117         return @"setNavigationBarStyle";
4118     else if (selector == @selector(setNavigationBarTintRed:green:blue:alpha:))
4119         return @"setNavigationBarTintColor";
4120     else if (selector == @selector(setPasteboardString:))
4121         return @"setPasteboardString";
4122     else if (selector == @selector(setPasteboardURL:))
4123         return @"setPasteboardURL";
4124     else if (selector == @selector(setScrollAlwaysBounceVertical:))
4125         return @"setScrollAlwaysBounceVertical";
4126     else if (selector == @selector(setScrollIndicatorStyle:))
4127         return @"setScrollIndicatorStyle";
4128     else if (selector == @selector(setToken:))
4129         return @"setToken";
4130     else if (selector == @selector(setViewportWidth:))
4131         return @"setViewportWidth";
4132     else if (selector == @selector(statfs:))
4133         return @"statfs";
4134     else if (selector == @selector(supports:))
4135         return @"supports";
4136     else if (selector == @selector(unload))
4137         return @"unload";
4138     else
4139         return nil;
4140 }
4141
4142 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
4143     return [self webScriptNameForSelector:selector] == nil;
4144 }
4145
4146 - (BOOL) supports:(NSString *)feature {
4147     return [feature isEqualToString:@"window.open"];
4148 }
4149
4150 - (void) unload {
4151     [delegate_ performSelectorOnMainThread:@selector(unloadData) withObject:nil waitUntilDone:NO];
4152 }
4153
4154 - (void) setScrollAlwaysBounceVertical:(NSNumber *)value {
4155     [indirect_ performSelectorOnMainThread:@selector(setScrollAlwaysBounceVerticalNumber:) withObject:value waitUntilDone:NO];
4156 }
4157
4158 - (void) setScrollIndicatorStyle:(NSString *)style {
4159     [indirect_ performSelectorOnMainThread:@selector(setScrollIndicatorStyleWithName:) withObject:style waitUntilDone:NO];
4160 }
4161
4162 - (void) addInternalRedirect:(NSString *)from :(NSString *)to {
4163     [CydiaWebViewController performSelectorOnMainThread:@selector(addDiversion:) withObject:[[[Diversion alloc] initWithFrom:from to:to] autorelease] waitUntilDone:NO];
4164 }
4165
4166 - (NSNumber *) getKernelNumber:(NSString *)name {
4167     const char *string([name UTF8String]);
4168
4169     size_t size;
4170     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4171         return (id) [NSNull null];
4172
4173     if (size != sizeof(int))
4174         return (id) [NSNull null];
4175
4176     int value;
4177     if (sysctlbyname(string, &value, &size, NULL, 0) == -1)
4178         return (id) [NSNull null];
4179
4180     return [NSNumber numberWithInt:value];
4181 }
4182
4183 - (NSString *) getKernelString:(NSString *)name {
4184     const char *string([name UTF8String]);
4185
4186     size_t size;
4187     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4188         return (id) [NSNull null];
4189
4190     char value[size + 1];
4191     if (sysctlbyname(string, value, &size, NULL, 0) == -1)
4192         return (id) [NSNull null];
4193
4194     // XXX: just in case you request something ludicrous
4195     value[size] = '\0';
4196
4197     return [NSString stringWithCString:value];
4198 }
4199
4200 - (NSObject *) getIORegistryEntry:(NSString *)path :(NSString *)entry {
4201     NSObject *value(CYIOGetValue([path UTF8String], entry));
4202
4203     if (value != nil)
4204         if ([value isKindOfClass:[NSData class]])
4205             value = CYHex((NSData *) value);
4206
4207     return value;
4208 }
4209
4210 - (void) _setCydiaSource:(NSString *)source {
4211     @synchronized (HostConfig_) {
4212         CydiaSource_ = source;
4213         [Metadata_ setObject:source forKey:@"CydiaSource"];
4214     }
4215
4216     Changed_ = true;
4217 }
4218
4219 - (void) setCydiaSource:(NSString *)source {
4220     [self performSelectorOnMainThread:@selector(_setCydiaSource:) withObject:source waitUntilDone:NO];
4221 }
4222
4223 - (NSString *) cydiaSource {
4224     @synchronized (HostConfig_) {
4225         return (id) CydiaSource_ ?: [NSNull null];
4226     }
4227 }
4228
4229 - (NSArray *) getMetadataKeys {
4230 @synchronized (Values_) {
4231     return [Values_ allKeys];
4232 } }
4233
4234 - (id) getMetadataValue:(NSString *)key {
4235 @synchronized (Values_) {
4236     return [Values_ objectForKey:key];
4237 } }
4238
4239 - (void) setMetadataValue:(NSString *)key :(NSString *)value {
4240 @synchronized (Values_) {
4241     if (value == nil || value == (id) [WebUndefined undefined] || value == (id) [NSNull null])
4242         [Values_ removeObjectForKey:key];
4243     else
4244         [Values_ setObject:value forKey:key];
4245
4246     [delegate_ performSelectorOnMainThread:@selector(updateValues) withObject:nil waitUntilDone:YES];
4247 } }
4248
4249 - (id) getSessionValue:(NSString *)key {
4250 @synchronized (SessionData_) {
4251     return [SessionData_ objectForKey:key];
4252 } }
4253
4254 - (void) setSessionValue:(NSString *)key :(NSString *)value {
4255 @synchronized (SessionData_) {
4256     if (value == (id) [WebUndefined undefined])
4257         [SessionData_ removeObjectForKey:key];
4258     else
4259         [SessionData_ setObject:value forKey:key];
4260 } }
4261
4262 - (void) addBridgedHost:(NSString *)host {
4263 @synchronized (HostConfig_) {
4264     [BridgedHosts_ addObject:host];
4265 } }
4266
4267 - (void) addInsecureHost:(NSString *)host {
4268 @synchronized (HostConfig_) {
4269     [InsecureHosts_ addObject:host];
4270 } }
4271
4272 - (void) addTokenHost:(NSString *)host {
4273 @synchronized (HostConfig_) {
4274     [TokenHosts_ addObject:host];
4275 } }
4276
4277 - (void) addPipelinedHost:(NSString *)host scheme:(NSString *)scheme {
4278 @synchronized (HostConfig_) {
4279     if (scheme != (id) [WebUndefined undefined])
4280         host = [NSString stringWithFormat:@"%@:%@", [scheme lowercaseString], host];
4281
4282     [PipelinedHosts_ addObject:host];
4283 } }
4284
4285 - (void) popViewController:(NSNumber *)value {
4286     if (value == (id) [WebUndefined undefined])
4287         value = [NSNumber numberWithBool:YES];
4288     [indirect_ performSelectorOnMainThread:@selector(popViewControllerWithNumber:) withObject:value waitUntilDone:NO];
4289 }
4290
4291 - (void) addSource:(NSString *)href :(NSString *)distribution :(WebScriptObject *)sections {
4292     NSMutableArray *array([NSMutableArray arrayWithCapacity:[sections count]]);
4293
4294     for (NSString *section in sections)
4295         [array addObject:section];
4296
4297     [delegate_ performSelectorOnMainThread:@selector(addSource:) withObject:[NSMutableDictionary dictionaryWithObjectsAndKeys:
4298         @"deb", @"Type",
4299         href, @"URI",
4300         distribution, @"Distribution",
4301         array, @"Sections",
4302     nil] waitUntilDone:NO];
4303 }
4304
4305 - (void) addTrivialSource:(NSString *)href {
4306     [delegate_ performSelectorOnMainThread:@selector(addTrivialSource:) withObject:href waitUntilDone:NO];
4307 }
4308
4309 - (void) refreshSources {
4310     [delegate_ performSelectorOnMainThread:@selector(syncData) withObject:nil waitUntilDone:NO];
4311 }
4312
4313 - (void) saveConfig {
4314     [delegate_ performSelectorOnMainThread:@selector(_saveConfig) withObject:nil waitUntilDone:NO];
4315 }
4316
4317 - (NSArray *) getAllSources {
4318     return [[Database sharedInstance] sources];
4319 }
4320
4321 - (NSArray *) getInstalledPackages {
4322     Database *database([Database sharedInstance]);
4323 @synchronized (database) {
4324     NSArray *packages([database packages]);
4325     NSMutableArray *installed([NSMutableArray arrayWithCapacity:1024]);
4326     for (Package *package in packages)
4327         if (![package uninstalled])
4328             [installed addObject:package];
4329     return installed;
4330 } }
4331
4332 - (Package *) getPackageById:(NSString *)id {
4333     if (Package *package = [[Database sharedInstance] packageWithName:id]) {
4334         [package parse];
4335         return package;
4336     } else
4337         return (Package *) [NSNull null];
4338 }
4339
4340 - (NSString *) getLocaleIdentifier {
4341     return Locale_ == NULL ? (NSString *) [NSNull null] : (NSString *) CFLocaleGetIdentifier(Locale_);
4342 }
4343
4344 - (NSArray *) getPreferredLanguages {
4345     return Languages_;
4346 }
4347
4348 - (NSArray *) statfs:(NSString *)path {
4349     struct statfs stat;
4350
4351     if (path == nil || statfs([path UTF8String], &stat) == -1)
4352         return nil;
4353
4354     return [NSArray arrayWithObjects:
4355         [NSNumber numberWithUnsignedLong:stat.f_bsize],
4356         [NSNumber numberWithUnsignedLong:stat.f_blocks],
4357         [NSNumber numberWithUnsignedLong:stat.f_bfree],
4358     nil];
4359 }
4360
4361 - (NSNumber *) du:(NSString *)path {
4362     NSNumber *value(nil);
4363
4364     int fds[2];
4365     _assert(pipe(fds) != -1);
4366
4367     pid_t pid(ExecFork());
4368     if (pid == 0) {
4369         _assert(dup2(fds[1], 1) != -1);
4370         _assert(close(fds[0]) != -1);
4371         _assert(close(fds[1]) != -1);
4372         /* XXX: this should probably not use du */
4373         execl("/usr/libexec/cydia/du", "du", "-s", [path UTF8String], NULL);
4374         exit(1);
4375         _assert(false);
4376     }
4377
4378     _assert(close(fds[1]) != -1);
4379
4380     if (FILE *du = fdopen(fds[0], "r")) {
4381         char line[1024];
4382         while (fgets(line, sizeof(line), du) != NULL) {
4383             size_t length(strlen(line));
4384             while (length != 0 && line[length - 1] == '\n')
4385                 line[--length] = '\0';
4386             if (char *tab = strchr(line, '\t')) {
4387                 *tab = '\0';
4388                 value = [NSNumber numberWithUnsignedLong:strtoul(line, NULL, 0)];
4389             }
4390         }
4391
4392         fclose(du);
4393     } else _assert(close(fds[0]));
4394
4395     ReapZombie(pid);
4396
4397     return value;
4398 }
4399
4400 - (void) close {
4401     [indirect_ performSelectorOnMainThread:@selector(close) withObject:nil waitUntilDone:NO];
4402 }
4403
4404 - (void) installPackages:(NSArray *)packages {
4405     [delegate_ performSelectorOnMainThread:@selector(installPackages:) withObject:packages waitUntilDone:NO];
4406 }
4407
4408 - (NSString *) substitutePackageNames:(NSString *)message {
4409     NSMutableArray *words([[message componentsSeparatedByString:@" "] mutableCopy]);
4410     for (size_t i(0), e([words count]); i != e; ++i) {
4411         NSString *word([words objectAtIndex:i]);
4412         if (Package *package = [[Database sharedInstance] packageWithName:word])
4413             [words replaceObjectAtIndex:i withObject:[package name]];
4414     }
4415
4416     return [words componentsJoinedByString:@" "];
4417 }
4418
4419 - (void) removeButton {
4420     [indirect_ removeButton];
4421 }
4422
4423 - (void) setButtonImage:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4424     [indirect_ setButtonImage:button withStyle:style toFunction:function];
4425 }
4426
4427 - (void) setButtonTitle:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4428     [indirect_ setButtonTitle:button withStyle:style toFunction:function];
4429 }
4430
4431 - (void) setBadgeValue:(id)value {
4432     [indirect_ performSelectorOnMainThread:@selector(setBadgeValue:) withObject:value waitUntilDone:NO];
4433 }
4434
4435 - (void) setAllowsNavigationAction:(NSString *)value {
4436     [indirect_ performSelectorOnMainThread:@selector(setAllowsNavigationActionByNumber:) withObject:value waitUntilDone:NO];
4437 }
4438
4439 - (void) setHidesBackButton:(NSString *)value {
4440     [indirect_ performSelectorOnMainThread:@selector(setHidesBackButtonByNumber:) withObject:value waitUntilDone:NO];
4441 }
4442
4443 - (void) setHidesNavigationBar:(NSString *)value {
4444     [indirect_ performSelectorOnMainThread:@selector(setHidesNavigationBarByNumber:) withObject:value waitUntilDone:NO];
4445 }
4446
4447 - (void) setNavigationBarStyle:(NSString *)value {
4448     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarStyle:) withObject:value waitUntilDone:NO];
4449 }
4450
4451 - (void) setNavigationBarTintRed:(NSNumber *)red green:(NSNumber *)green blue:(NSNumber *)blue alpha:(NSNumber *)alpha {
4452     float opacity(alpha == (id) [WebUndefined undefined] ? 1 : [alpha floatValue]);
4453     UIColor *color([UIColor colorWithRed:[red floatValue] green:[green floatValue] blue:[blue floatValue] alpha:opacity]);
4454     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarTintColor:) withObject:color waitUntilDone:NO];
4455 }
4456
4457 - (void) setPasteboardString:(NSString *)value {
4458     [[objc_getClass("UIPasteboard") generalPasteboard] setString:value];
4459 }
4460
4461 - (void) setPasteboardURL:(NSString *)value {
4462     [[objc_getClass("UIPasteboard") generalPasteboard] setURL:[NSURL URLWithString:value]];
4463 }
4464
4465 - (void) _setToken:(NSString *)token {
4466     Token_ = token;
4467
4468     if (token == nil)
4469         [Metadata_ removeObjectForKey:@"Token"];
4470     else
4471         [Metadata_ setObject:Token_ forKey:@"Token"];
4472
4473     Changed_ = true;
4474 }
4475
4476 - (void) setToken:(NSString *)token {
4477     [self performSelectorOnMainThread:@selector(_setToken:) withObject:token waitUntilDone:NO];
4478 }
4479
4480 - (void) scrollToBottom:(NSNumber *)animated {
4481     [indirect_ performSelectorOnMainThread:@selector(scrollToBottomAnimated:) withObject:animated waitUntilDone:NO];
4482 }
4483
4484 - (void) setViewportWidth:(float)width {
4485     [indirect_ setViewportWidthOnMainThread:width];
4486 }
4487
4488 - (NSString *) stringWithFormat:(NSString *)format arguments:(WebScriptObject *)arguments {
4489     //NSLog(@"SWF:\"%@\" A:%@", format, [arguments description]);
4490     unsigned count([arguments count]);
4491     id values[count];
4492     for (unsigned i(0); i != count; ++i)
4493         values[i] = [arguments objectAtIndex:i];
4494     return [[[NSString alloc] initWithFormat:format arguments:reinterpret_cast<va_list>(values)] autorelease];
4495 }
4496
4497 - (NSString *) localizedStringForKey:(NSString *)key value:(NSString *)value table:(NSString *)table {
4498     if (reinterpret_cast<id>(value) == [WebUndefined undefined])
4499         value = nil;
4500     if (reinterpret_cast<id>(table) == [WebUndefined undefined])
4501         table = nil;
4502     return [[NSBundle mainBundle] localizedStringForKey:key value:value table:table];
4503 }
4504
4505 @end
4506 /* }}} */
4507
4508 @interface NSURL (CydiaSecure)
4509 @end
4510
4511 @implementation NSURL (CydiaSecure)
4512
4513 - (bool) isCydiaSecure {
4514     if ([[[self scheme] lowercaseString] isEqualToString:@"https"])
4515         return true;
4516
4517     @synchronized (HostConfig_) {
4518         if ([InsecureHosts_ containsObject:[self host]])
4519             return true;
4520     }
4521
4522     return false;
4523 }
4524
4525 @end
4526
4527 /* Cydia Browser Controller {{{ */
4528 @implementation CydiaWebViewController
4529
4530 - (NSURL *) navigationURL {
4531     return request_ == nil ? nil : [NSURL URLWithString:[NSString stringWithFormat:@"cydia://url/%@", [[request_ URL] absoluteString]]];
4532 }
4533
4534 + (void) _initialize {
4535     [super _initialize];
4536
4537     Diversions_ = [NSMutableSet setWithCapacity:0];
4538 }
4539
4540 + (void) addDiversion:(Diversion *)diversion {
4541     [Diversions_ addObject:diversion];
4542 }
4543
4544 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4545     [super webView:view didClearWindowObject:window forFrame:frame];
4546
4547     WebDataSource *source([frame dataSource]);
4548     NSURLResponse *response([source response]);
4549     NSURL *url([response URL]);
4550     NSString *scheme([[url scheme] lowercaseString]);
4551
4552     bool bridged(false);
4553
4554     @synchronized (HostConfig_) {
4555         if ([scheme isEqualToString:@"file"])
4556             bridged = true;
4557         else if ([scheme isEqualToString:@"https"])
4558             if ([BridgedHosts_ containsObject:[url host]])
4559                 bridged = true;
4560     }
4561
4562     if (bridged)
4563         [window setValue:cydia_ forKey:@"cydia"];
4564 }
4565
4566 - (void) _setupMail:(MFMailComposeViewController *)controller {
4567     [controller addAttachmentData:[NSData dataWithContentsOfFile:@"/tmp/cydia.log"] mimeType:@"text/plain" fileName:@"cydia.log"];
4568
4569     system("/usr/bin/dpkg -l >/tmp/dpkgl.log");
4570     [controller addAttachmentData:[NSData dataWithContentsOfFile:@"/tmp/dpkgl.log"] mimeType:@"text/plain" fileName:@"dpkgl.log"];
4571 }
4572
4573 - (NSURL *) URLWithURL:(NSURL *)url {
4574     return [Diversion divertURL:url];
4575 }
4576
4577 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
4578     NSURL *url([request URL]);
4579     NSString *host([url host]);
4580
4581     NSMutableURLRequest *copy([[super webView:view resource:resource willSendRequest:request redirectResponse:response fromDataSource:source] mutableCopy]);
4582
4583     if (System_ != NULL && [copy valueForHTTPHeaderField:@"X-System"] == nil)
4584         [copy setValue:System_ forHTTPHeaderField:@"X-System"];
4585     if (Machine_ != NULL && [copy valueForHTTPHeaderField:@"X-Machine"] == nil)
4586         [copy setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
4587
4588     bool bridged;
4589     bool token;
4590
4591     @synchronized (HostConfig_) {
4592         bridged = [BridgedHosts_ containsObject:host];
4593         token = [TokenHosts_ containsObject:host];
4594     }
4595
4596     if ([url isCydiaSecure]) {
4597         if (bridged) {
4598             if (UniqueID_ != nil && [copy valueForHTTPHeaderField:@"X-Cydia-Id"] == nil)
4599                 [copy setValue:UniqueID_ forHTTPHeaderField:@"X-Cydia-Id"];
4600         } else if (token) {
4601             if (Token_ != nil && [copy valueForHTTPHeaderField:@"X-Cydia-Token"] == nil)
4602                 [copy setValue:Token_ forHTTPHeaderField:@"X-Cydia-Token"];
4603         }
4604     }
4605
4606     return copy;
4607 }
4608
4609 - (void) setDelegate:(id)delegate {
4610     [super setDelegate:delegate];
4611     [cydia_ setDelegate:delegate];
4612 }
4613
4614 - (NSString *) applicationNameForUserAgent {
4615     NSString *application([NSString stringWithFormat:@"Cydia/%@", Cydia_]);
4616
4617     if (Safari_ != nil)
4618         application = [NSString stringWithFormat:@"Safari/%@ %@", Safari_, application];
4619     if (Build_ != nil)
4620         application = [NSString stringWithFormat:@"Mobile/%@ %@", Build_, application];
4621     if (Product_ != nil)
4622         application = [NSString stringWithFormat:@"Version/%@ %@", Product_, application];
4623
4624     return application;
4625 }
4626
4627 - (id) init {
4628     if ((self = [super initWithWidth:0 ofClass:[CydiaWebViewController class]]) != nil) {
4629         cydia_ = [[[CydiaObject alloc] initWithDelegate:indirect_] autorelease];
4630     } return self;
4631 }
4632
4633 @end
4634
4635 @interface AppCacheController : CydiaWebViewController {
4636 }
4637
4638 @end
4639
4640 @implementation AppCacheController
4641
4642 - (void) didReceiveMemoryWarning {
4643 }
4644
4645 @end
4646 /* }}} */
4647
4648 // CydiaScript {{{
4649 @interface NSObject (CydiaScript)
4650 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context;
4651 @end
4652
4653 @implementation NSObject (CydiaScript)
4654
4655 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4656     return self;
4657 }
4658
4659 @end
4660
4661 @implementation NSArray (CydiaScript)
4662
4663 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4664     WebScriptObject *object([context evaluateWebScript:@"[]"]);
4665     for (size_t i(0), e([self count]); i != e; ++i)
4666         [object setWebScriptValueAtIndex:i value:[[self objectAtIndex:i] Cydia$webScriptObjectInContext:context]];
4667     return object;
4668 }
4669
4670 @end
4671
4672 @implementation NSDictionary (CydiaScript)
4673
4674 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4675     WebScriptObject *object([context evaluateWebScript:@"({})"]);
4676     for (id i in self)
4677         [object setValue:[[self objectForKey:i] Cydia$webScriptObjectInContext:context] forKey:i];
4678     return object;
4679 }
4680
4681 @end
4682 // }}}
4683
4684 /* Confirmation Controller {{{ */
4685 bool DepSubstrate(const pkgCache::VerIterator &iterator) {
4686     if (!iterator.end())
4687         for (pkgCache::DepIterator dep(iterator.DependsList()); !dep.end(); ++dep) {
4688             if (dep->Type != pkgCache::Dep::Depends && dep->Type != pkgCache::Dep::PreDepends)
4689                 continue;
4690             pkgCache::PkgIterator package(dep.TargetPkg());
4691             if (package.end())
4692                 continue;
4693             if (strcmp(package.Name(), "mobilesubstrate") == 0)
4694                 return true;
4695         }
4696
4697     return false;
4698 }
4699
4700 @protocol ConfirmationControllerDelegate
4701 - (void) cancelAndClear:(bool)clear;
4702 - (void) confirmWithNavigationController:(UINavigationController *)navigation;
4703 - (void) queue;
4704 @end
4705
4706 @interface ConfirmationController : CydiaWebViewController {
4707     _transient Database *database_;
4708
4709     _H<UIAlertView> essential_;
4710
4711     _H<NSDictionary> changes_;
4712     _H<NSMutableArray> issues_;
4713     _H<NSDictionary> sizes_;
4714
4715     BOOL substrate_;
4716 }
4717
4718 - (id) initWithDatabase:(Database *)database;
4719
4720 @end
4721
4722 @implementation ConfirmationController
4723
4724 - (void) complete {
4725     if (substrate_)
4726         RestartSubstrate_ = true;
4727     [delegate_ confirmWithNavigationController:[self navigationController]];
4728 }
4729
4730 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
4731     NSString *context([alert context]);
4732
4733     if ([context isEqualToString:@"remove"]) {
4734         if (button == [alert cancelButtonIndex])
4735             [self dismissModalViewControllerAnimated:YES];
4736         else if (button == [alert firstOtherButtonIndex]) {
4737             [self complete];
4738         }
4739
4740         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4741     } else if ([context isEqualToString:@"unable"]) {
4742         [self dismissModalViewControllerAnimated:YES];
4743         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4744     } else {
4745         [super alertView:alert clickedButtonAtIndex:button];
4746     }
4747 }
4748
4749 - (void) _doContinue {
4750     [delegate_ cancelAndClear:NO];
4751     [self dismissModalViewControllerAnimated:YES];
4752 }
4753
4754 - (id) invokeDefaultMethodWithArguments:(NSArray *)args {
4755     [self performSelectorOnMainThread:@selector(_doContinue) withObject:nil waitUntilDone:NO];
4756     return nil;
4757 }
4758
4759 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4760     [super webView:view didClearWindowObject:window forFrame:frame];
4761
4762     [window setValue:[[NSDictionary dictionaryWithObjectsAndKeys:
4763         (id) changes_, @"changes",
4764         (id) issues_, @"issues",
4765         (id) sizes_, @"sizes",
4766         self, @"queue",
4767     nil] Cydia$webScriptObjectInContext:window] forKey:@"cydiaConfirm"];
4768 }
4769
4770 - (id) initWithDatabase:(Database *)database {
4771     if ((self = [super init]) != nil) {
4772         database_ = database;
4773
4774         NSMutableArray *installs([NSMutableArray arrayWithCapacity:16]);
4775         NSMutableArray *reinstalls([NSMutableArray arrayWithCapacity:16]);
4776         NSMutableArray *upgrades([NSMutableArray arrayWithCapacity:16]);
4777         NSMutableArray *downgrades([NSMutableArray arrayWithCapacity:16]);
4778         NSMutableArray *removes([NSMutableArray arrayWithCapacity:16]);
4779
4780         bool remove(false);
4781
4782         pkgCacheFile &cache([database_ cache]);
4783         NSArray *packages([database_ packages]);
4784         pkgDepCache::Policy *policy([database_ policy]);
4785
4786         issues_ = [NSMutableArray arrayWithCapacity:4];
4787
4788         for (Package *package in packages) {
4789             pkgCache::PkgIterator iterator([package iterator]);
4790             NSString *name([package id]);
4791
4792             if ([package broken]) {
4793                 NSMutableArray *reasons([NSMutableArray arrayWithCapacity:4]);
4794
4795                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4796                     name, @"package",
4797                     reasons, @"reasons",
4798                 nil]];
4799
4800                 pkgCache::VerIterator ver(cache[iterator].InstVerIter(cache));
4801                 if (ver.end())
4802                     continue;
4803
4804                 for (pkgCache::DepIterator dep(ver.DependsList()); !dep.end(); ) {
4805                     pkgCache::DepIterator start;
4806                     pkgCache::DepIterator end;
4807                     dep.GlobOr(start, end); // ++dep
4808
4809                     if (!cache->IsImportantDep(end))
4810                         continue;
4811                     if ((cache[end] & pkgDepCache::DepGInstall) != 0)
4812                         continue;
4813
4814                     NSMutableArray *clauses([NSMutableArray arrayWithCapacity:4]);
4815
4816                     [reasons addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4817                         [NSString stringWithUTF8String:start.DepType()], @"relationship",
4818                         clauses, @"clauses",
4819                     nil]];
4820
4821                     _forever {
4822                         NSString *reason, *installed((NSString *) [WebUndefined undefined]);
4823
4824                         pkgCache::PkgIterator target(start.TargetPkg());
4825                         if (target->ProvidesList != 0)
4826                             reason = @"missing";
4827                         else {
4828                             pkgCache::VerIterator ver(cache[target].InstVerIter(cache));
4829                             if (!ver.end()) {
4830                                 reason = @"installed";
4831                                 installed = [NSString stringWithUTF8String:ver.VerStr()];
4832                             } else if (!cache[target].CandidateVerIter(cache).end())
4833                                 reason = @"uninstalled";
4834                             else if (target->ProvidesList == 0)
4835                                 reason = @"uninstallable";
4836                             else
4837                                 reason = @"virtual";
4838                         }
4839
4840                         NSDictionary *version(start.TargetVer() == 0 ? [NSNull null] : [NSDictionary dictionaryWithObjectsAndKeys:
4841                             [NSString stringWithUTF8String:start.CompType()], @"operator",
4842                             [NSString stringWithUTF8String:start.TargetVer()], @"value",
4843                         nil]);
4844
4845                         [clauses addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4846                             [NSString stringWithUTF8String:start.TargetPkg().Name()], @"package",
4847                             version, @"version",
4848                             reason, @"reason",
4849                             installed, @"installed",
4850                         nil]];
4851
4852                         // yes, seriously. (wtf?)
4853                         if (start == end)
4854                             break;
4855                         ++start;
4856                     }
4857                 }
4858             }
4859
4860             pkgDepCache::StateCache &state(cache[iterator]);
4861
4862             static Pcre special_r("^(firmware$|gsc\\.|cy\\+)");
4863
4864             if (state.NewInstall())
4865                 [installs addObject:name];
4866             // XXX: else if (state.Install())
4867             else if (!state.Delete() && (state.iFlags & pkgDepCache::ReInstall) == pkgDepCache::ReInstall)
4868                 [reinstalls addObject:name];
4869             // XXX: move before previous if
4870             else if (state.Upgrade())
4871                 [upgrades addObject:name];
4872             else if (state.Downgrade())
4873                 [downgrades addObject:name];
4874             else if (!state.Delete())
4875                 // XXX: _assert(state.Keep());
4876                 continue;
4877             else if (special_r(name))
4878                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4879                     [NSNull null], @"package",
4880                     [NSArray arrayWithObjects:
4881                         [NSDictionary dictionaryWithObjectsAndKeys:
4882                             @"Conflicts", @"relationship",
4883                             [NSArray arrayWithObjects:
4884                                 [NSDictionary dictionaryWithObjectsAndKeys:
4885                                     name, @"package",
4886                                     [NSNull null], @"version",
4887                                     @"installed", @"reason",
4888                                 nil],
4889                             nil], @"clauses",
4890                         nil],
4891                     nil], @"reasons",
4892                 nil]];
4893             else {
4894                 if ([package essential])
4895                     remove = true;
4896                 [removes addObject:name];
4897             }
4898
4899             substrate_ |= DepSubstrate(policy->GetCandidateVer(iterator));
4900             substrate_ |= DepSubstrate(iterator.CurrentVer());
4901         }
4902
4903         if (!remove)
4904             essential_ = nil;
4905         else if (Advanced_) {
4906             NSString *parenthetical(UCLocalize("PARENTHETICAL"));
4907
4908             essential_ = [[[UIAlertView alloc]
4909                 initWithTitle:UCLocalize("REMOVING_ESSENTIALS")
4910                 message:UCLocalize("REMOVING_ESSENTIALS_EX")
4911                 delegate:self
4912                 cancelButtonTitle:[NSString stringWithFormat:parenthetical, UCLocalize("CANCEL_OPERATION"), UCLocalize("SAFE")]
4913                 otherButtonTitles:
4914                     [NSString stringWithFormat:parenthetical, UCLocalize("FORCE_REMOVAL"), UCLocalize("UNSAFE")],
4915                 nil
4916             ] autorelease];
4917
4918             [essential_ setContext:@"remove"];
4919         } else {
4920             essential_ = [[[UIAlertView alloc]
4921                 initWithTitle:UCLocalize("UNABLE_TO_COMPLY")
4922                 message:UCLocalize("UNABLE_TO_COMPLY_EX")
4923                 delegate:self
4924                 cancelButtonTitle:UCLocalize("OKAY")
4925                 otherButtonTitles:nil
4926             ] autorelease];
4927
4928             [essential_ setContext:@"unable"];
4929         }
4930
4931         changes_ = [NSDictionary dictionaryWithObjectsAndKeys:
4932             installs, @"installs",
4933             reinstalls, @"reinstalls",
4934             upgrades, @"upgrades",
4935             downgrades, @"downgrades",
4936             removes, @"removes",
4937         nil];
4938
4939         sizes_ = [NSDictionary dictionaryWithObjectsAndKeys:
4940             [NSNumber numberWithInteger:[database_ fetcher].FetchNeeded()], @"downloading",
4941             [NSNumber numberWithInteger:[database_ fetcher].PartialPresent()], @"resuming",
4942         nil];
4943
4944         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/confirm/", UI_]]];
4945     } return self;
4946 }
4947
4948 - (UIBarButtonItem *) leftButton {
4949     return [[[UIBarButtonItem alloc]
4950         initWithTitle:UCLocalize("CANCEL")
4951         style:UIBarButtonItemStylePlain
4952         target:self
4953         action:@selector(cancelButtonClicked)
4954     ] autorelease];
4955 }
4956
4957 #if !AlwaysReload
4958 - (void) applyRightButton {
4959     if ([issues_ count] == 0 && ![self isLoading])
4960         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
4961             initWithTitle:UCLocalize("CONFIRM")
4962             style:UIBarButtonItemStyleDone
4963             target:self
4964             action:@selector(confirmButtonClicked)
4965         ] autorelease]];
4966     else
4967         [[self navigationItem] setRightBarButtonItem:nil];
4968 }
4969 #endif
4970
4971 - (void) cancelButtonClicked {
4972     [self dismissModalViewControllerAnimated:YES];
4973     [delegate_ cancelAndClear:YES];
4974 }
4975
4976 #if !AlwaysReload
4977 - (void) confirmButtonClicked {
4978     if (essential_ != nil)
4979         [essential_ show];
4980     else
4981         [self complete];
4982 }
4983 #endif
4984
4985 @end
4986 /* }}} */
4987
4988 /* Progress Data {{{ */
4989 @interface CydiaProgressData : NSObject {
4990     _transient id delegate_;
4991
4992     bool running_;
4993     float percent_;
4994
4995     float current_;
4996     float total_;
4997     float speed_;
4998
4999     _H<NSMutableArray> events_;
5000     _H<NSString> title_;
5001
5002     _H<NSString> status_;
5003     _H<NSString> finish_;
5004 }
5005
5006 @end
5007
5008 @implementation CydiaProgressData
5009
5010 + (NSArray *) _attributeKeys {
5011     return [NSArray arrayWithObjects:
5012         @"current",
5013         @"events",
5014         @"finish",
5015         @"percent",
5016         @"running",
5017         @"speed",
5018         @"title",
5019         @"total",
5020     nil];
5021 }
5022
5023 - (NSArray *) attributeKeys {
5024     return [[self class] _attributeKeys];
5025 }
5026
5027 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
5028     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
5029 }
5030
5031 - (id) init {
5032     if ((self = [super init]) != nil) {
5033         events_ = [NSMutableArray arrayWithCapacity:32];
5034     } return self;
5035 }
5036
5037 - (void) setDelegate:(id)delegate {
5038     delegate_ = delegate;
5039 }
5040
5041 - (void) setPercent:(float)value {
5042     percent_ = value;
5043 }
5044
5045 - (NSNumber *) percent {
5046     return [NSNumber numberWithFloat:percent_];
5047 }
5048
5049 - (void) setCurrent:(float)value {
5050     current_ = value;
5051 }
5052
5053 - (NSNumber *) current {
5054     return [NSNumber numberWithFloat:current_];
5055 }
5056
5057 - (void) setTotal:(float)value {
5058     total_ = value;
5059 }
5060
5061 - (NSNumber *) total {
5062     return [NSNumber numberWithFloat:total_];
5063 }
5064
5065 - (void) setSpeed:(float)value {
5066     speed_ = value;
5067 }
5068
5069 - (NSNumber *) speed {
5070     return [NSNumber numberWithFloat:speed_];
5071 }
5072
5073 - (NSArray *) events {
5074     return events_;
5075 }
5076
5077 - (void) removeAllEvents {
5078     [events_ removeAllObjects];
5079 }
5080
5081 - (void) addEvent:(CydiaProgressEvent *)event {
5082     [events_ addObject:event];
5083 }
5084
5085 - (void) setTitle:(NSString *)text {
5086     title_ = text;
5087 }
5088
5089 - (NSString *) title {
5090     return title_;
5091 }
5092
5093 - (void) setFinish:(NSString *)text {
5094     finish_ = text;
5095 }
5096
5097 - (NSString *) finish {
5098     return (id) finish_ ?: [NSNull null];
5099 }
5100
5101 - (void) setRunning:(bool)running {
5102     running_ = running;
5103 }
5104
5105 - (NSNumber *) running {
5106     return running_ ? (NSNumber *) kCFBooleanTrue : (NSNumber *) kCFBooleanFalse;
5107 }
5108
5109 @end
5110 /* }}} */
5111 /* Progress Controller {{{ */
5112 @interface ProgressController : CydiaWebViewController <
5113     ProgressDelegate
5114 > {
5115     _transient Database *database_;
5116     _H<CydiaProgressData, 1> progress_;
5117     unsigned cancel_;
5118 }
5119
5120 - (id) initWithDatabase:(Database *)database delegate:(id)delegate;
5121
5122 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title;
5123
5124 - (void) setTitle:(NSString *)title;
5125 - (void) setCancellable:(bool)cancellable;
5126
5127 @end
5128
5129 @implementation ProgressController
5130
5131 - (void) dealloc {
5132     [database_ setProgressDelegate:nil];
5133     [super dealloc];
5134 }
5135
5136 - (UIBarButtonItem *) leftButton {
5137     return cancel_ == 1 ? [[[UIBarButtonItem alloc]
5138         initWithTitle:UCLocalize("CANCEL")
5139         style:UIBarButtonItemStylePlain
5140         target:self
5141         action:@selector(cancel)
5142     ] autorelease] : nil;
5143 }
5144
5145 - (void) updateCancel {
5146     [super applyLeftButton];
5147 }
5148
5149 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
5150     if ((self = [super init]) != nil) {
5151         database_ = database;
5152         delegate_ = delegate;
5153
5154         [database_ setProgressDelegate:self];
5155
5156         progress_ = [[[CydiaProgressData alloc] init] autorelease];
5157         [progress_ setDelegate:self];
5158
5159         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/progress/", UI_]]];
5160
5161         [scroller_ setBackgroundColor:[UIColor blackColor]];
5162
5163         [[self navigationItem] setHidesBackButton:YES];
5164
5165         [self updateCancel];
5166     } return self;
5167 }
5168
5169 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
5170     [super webView:view didClearWindowObject:window forFrame:frame];
5171     [window setValue:progress_ forKey:@"cydiaProgress"];
5172 }
5173
5174 - (void) updateProgress {
5175     [self dispatchEvent:@"CydiaProgressUpdate"];
5176 }
5177
5178 - (void) viewWillAppear:(BOOL)animated {
5179     [[[self navigationController] navigationBar] setBarStyle:UIBarStyleBlack];
5180     [super viewWillAppear:animated];
5181 }
5182
5183 - (void) close {
5184     UpdateExternalStatus(0);
5185
5186     if (Finish_ > 1)
5187         [delegate_ saveState];
5188
5189     switch (Finish_) {
5190         case 0:
5191             [delegate_ returnToCydia];
5192         break;
5193
5194         case 1:
5195             [delegate_ terminateWithSuccess];
5196             /*if ([delegate_ respondsToSelector:@selector(suspendWithAnimation:)])
5197                 [delegate_ suspendWithAnimation:YES];
5198             else
5199                 [delegate_ suspend];*/
5200         break;
5201
5202         case 2:
5203             _trace();
5204             goto reload;
5205
5206         case 3:
5207             _trace();
5208             goto reload;
5209
5210         reload:
5211             system("/usr/bin/sbreload");
5212             _trace();
5213         break;
5214
5215         case 4:
5216             _trace();
5217             if (void (*SBReboot)(mach_port_t) = reinterpret_cast<void (*)(mach_port_t)>(dlsym(RTLD_DEFAULT, "SBReboot")))
5218                 SBReboot(SBSSpringBoardServerPort());
5219             else
5220                 reboot2(RB_AUTOBOOT);
5221         break;
5222     }
5223
5224     [super close];
5225 }
5226
5227 - (void) setTitle:(NSString *)title {
5228     [progress_ setTitle:title];
5229     [self updateProgress];
5230 }
5231
5232 - (UIBarButtonItem *) rightButton {
5233     return [[progress_ running] boolValue] ? [super rightButton] : [[[UIBarButtonItem alloc]
5234         initWithTitle:UCLocalize("CLOSE")
5235         style:UIBarButtonItemStylePlain
5236         target:self
5237         action:@selector(close)
5238     ] autorelease];
5239 }
5240
5241 - (void) uicache {
5242     _trace();
5243     system("su -c /usr/bin/uicache mobile");
5244     _trace();
5245 }
5246
5247 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title {
5248     UpdateExternalStatus(1);
5249
5250     [progress_ setRunning:true];
5251     [self setTitle:title];
5252     // implicit updateProgress
5253
5254     SHA1SumValue notifyconf; {
5255         FileFd file;
5256         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5257             _error->Discard();
5258         else {
5259             MMap mmap(file, MMap::ReadOnly);
5260             SHA1Summation sha1;
5261             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5262             notifyconf = sha1.Result();
5263         }
5264     }
5265
5266     SHA1SumValue springlist; {
5267         FileFd file;
5268         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5269             _error->Discard();
5270         else {
5271             MMap mmap(file, MMap::ReadOnly);
5272             SHA1Summation sha1;
5273             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5274             springlist = sha1.Result();
5275         }
5276     }
5277
5278     if (invocation != nil) {
5279         [invocation yieldToSelector:@selector(invoke)];
5280         [self setTitle:@"COMPLETE"];
5281     }
5282
5283     if (Finish_ < 4) {
5284         FileFd file;
5285         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5286             _error->Discard();
5287         else {
5288             MMap mmap(file, MMap::ReadOnly);
5289             SHA1Summation sha1;
5290             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5291             if (!(notifyconf == sha1.Result()))
5292                 Finish_ = 4;
5293         }
5294     }
5295
5296     if (Finish_ < 3) {
5297         FileFd file;
5298         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5299             _error->Discard();
5300         else {
5301             MMap mmap(file, MMap::ReadOnly);
5302             SHA1Summation sha1;
5303             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5304             if (!(springlist == sha1.Result()))
5305                 Finish_ = 3;
5306         }
5307     }
5308
5309     if (Finish_ < 2) {
5310         if (RestartSubstrate_)
5311             Finish_ = 2;
5312     }
5313
5314     RestartSubstrate_ = false;
5315
5316     switch (Finish_) {
5317         case 0: [progress_ setFinish:UCLocalize("RETURN_TO_CYDIA")]; break; /* XXX: Maybe UCLocalize("DONE")? */
5318         case 1: [progress_ setFinish:UCLocalize("CLOSE_CYDIA")]; break;
5319         case 2: [progress_ setFinish:UCLocalize("RESTART_SPRINGBOARD")]; break;
5320         case 3: [progress_ setFinish:UCLocalize("RELOAD_SPRINGBOARD")]; break;
5321         case 4: [progress_ setFinish:UCLocalize("REBOOT_DEVICE")]; break;
5322     }
5323
5324     UIProgressHUD *hud([delegate_ addProgressHUD]);
5325     [hud setText:UCLocalize("LOADING")];
5326     [self yieldToSelector:@selector(uicache)];
5327     [delegate_ removeProgressHUD:hud];
5328
5329     UpdateExternalStatus(Finish_ == 0 ? 0 : 2);
5330
5331     [progress_ setRunning:false];
5332     [self updateProgress];
5333
5334     [self applyRightButton];
5335 }
5336
5337 - (void) addProgressEvent:(CydiaProgressEvent *)event {
5338     [progress_ addEvent:event];
5339     [self updateProgress];
5340 }
5341
5342 - (bool) isProgressCancelled {
5343     return cancel_ == 2;
5344 }
5345
5346 - (void) cancel {
5347     cancel_ = 2;
5348     [self updateCancel];
5349 }
5350
5351 - (void) setCancellable:(bool)cancellable {
5352     unsigned cancel(cancel_);
5353
5354     if (!cancellable)
5355         cancel_ = 0;
5356     else if (cancel_ == 0)
5357         cancel_ = 1;
5358
5359     if (cancel != cancel_)
5360         [self updateCancel];
5361 }
5362
5363 - (void) setProgressCancellable:(NSNumber *)cancellable {
5364     [self setCancellable:[cancellable boolValue]];
5365 }
5366
5367 - (void) setProgressPercent:(NSNumber *)percent {
5368     [progress_ setPercent:[percent floatValue]];
5369     [self updateProgress];
5370 }
5371
5372 - (void) setProgressStatus:(NSDictionary *)status {
5373     if (status == nil) {
5374         [progress_ setCurrent:0];
5375         [progress_ setTotal:0];
5376         [progress_ setSpeed:0];
5377     } else {
5378         [progress_ setPercent:[[status objectForKey:@"Percent"] floatValue]];
5379
5380         [progress_ setCurrent:[[status objectForKey:@"Current"] floatValue]];
5381         [progress_ setTotal:[[status objectForKey:@"Total"] floatValue]];
5382         [progress_ setSpeed:[[status objectForKey:@"Speed"] floatValue]];
5383     }
5384
5385     [self updateProgress];
5386 }
5387
5388 @end
5389 /* }}} */
5390
5391 /* Package Cell {{{ */
5392 @interface PackageCell : CyteTableViewCell <
5393     CyteTableViewCellDelegate
5394 > {
5395     _H<UIImage> icon_;
5396     _H<NSString> name_;
5397     _H<NSString> description_;
5398     bool commercial_;
5399     _H<NSString> source_;
5400     _H<UIImage> badge_;
5401     _H<UIImage> placard_;
5402     bool summarized_;
5403 }
5404
5405 - (PackageCell *) init;
5406 - (void) setPackage:(Package *)package asSummary:(bool)summary;
5407
5408 - (void) drawContentRect:(CGRect)rect;
5409
5410 @end
5411
5412 @implementation PackageCell
5413
5414 - (PackageCell *) init {
5415     CGRect frame(CGRectMake(0, 0, 320, 74));
5416     if ((self = [super initWithFrame:frame reuseIdentifier:@"Package"]) != nil) {
5417         UIView *content([self contentView]);
5418         CGRect bounds([content bounds]);
5419
5420         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
5421         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5422         [content addSubview:content_];
5423
5424         [content_ setDelegate:self];
5425         [content_ setOpaque:YES];
5426     } return self;
5427 }
5428
5429 - (NSString *) accessibilityLabel {
5430     return [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), (id) name_, (id) description_];
5431 }
5432
5433 - (void) setPackage:(Package *)package asSummary:(bool)summary {
5434     summarized_ = summary;
5435
5436     icon_ = nil;
5437     name_ = nil;
5438     description_ = nil;
5439     source_ = nil;
5440     badge_ = nil;
5441     placard_ = nil;
5442
5443     if (package == nil)
5444         [content_ setBackgroundColor:[UIColor whiteColor]];
5445     else {
5446         [package parse];
5447
5448         Source *source = [package source];
5449
5450         icon_ = [package icon];
5451
5452         if (NSString *name = [package name])
5453             name_ = [NSString stringWithString:name];
5454
5455         NSString *description(nil);
5456
5457         if (description == nil && IsWildcat_)
5458             description = [package longDescription];
5459         if (description == nil)
5460             description = [package shortDescription];
5461
5462         if (description != nil)
5463             description_ = [NSString stringWithString:description];
5464
5465         commercial_ = [package isCommercial];
5466
5467         NSString *label = nil;
5468         bool trusted = false;
5469
5470         if (source != nil) {
5471             label = [source label];
5472             trusted = [source trusted];
5473         } else if ([[package id] isEqualToString:@"firmware"])
5474             label = UCLocalize("APPLE");
5475         else
5476             label = [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("UNKNOWN"), UCLocalize("LOCAL")];
5477
5478         NSString *from(label);
5479
5480         NSString *section = [package simpleSection];
5481         if (section != nil && ![section isEqualToString:label]) {
5482             section = [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
5483             from = [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), from, section];
5484         }
5485
5486         source_ = [NSString stringWithFormat:UCLocalize("FROM"), from];
5487
5488         if (NSString *purpose = [package primaryPurpose])
5489             badge_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Purposes/%@.png", App_, purpose]];
5490
5491         UIColor *color;
5492         NSString *placard;
5493
5494         if (NSString *mode = [package mode]) {
5495             if ([mode isEqualToString:@"REMOVE"] || [mode isEqualToString:@"PURGE"]) {
5496                 color = RemovingColor_;
5497                 //placard = @"removing";
5498             } else {
5499                 color = InstallingColor_;
5500                 //placard = @"installing";
5501             }
5502
5503             // XXX: the removing/installing placards are not @2x
5504             placard = nil;
5505         } else {
5506             color = [UIColor whiteColor];
5507
5508             if ([package installed] != nil)
5509                 placard = @"installed";
5510             else
5511                 placard = nil;
5512         }
5513
5514         [content_ setBackgroundColor:color];
5515
5516         if (placard != nil)
5517             placard_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/%@.png", App_, placard]];
5518     }
5519
5520     [self setNeedsDisplay];
5521     [content_ setNeedsDisplay];
5522 }
5523
5524 - (void) drawSummaryContentRect:(CGRect)rect {
5525     bool highlighted(highlighted_);
5526     float width([self bounds].size.width);
5527
5528     if (icon_ != nil) {
5529         CGRect rect;
5530         rect.size = [(UIImage *) icon_ size];
5531
5532         while (rect.size.width > 16 || rect.size.height > 16) {
5533             rect.size.width /= 2;
5534             rect.size.height /= 2;
5535         }
5536
5537         rect.origin.x = 18 - rect.size.width / 2;
5538         rect.origin.y = 18 - rect.size.height / 2;
5539
5540         [icon_ drawInRect:rect];
5541     }
5542
5543     if (badge_ != nil) {
5544         CGRect rect;
5545         rect.size = [(UIImage *) badge_ size];
5546
5547         rect.size.width /= 4;
5548         rect.size.height /= 4;
5549
5550         rect.origin.x = 23 - rect.size.width / 2;
5551         rect.origin.y = 23 - rect.size.height / 2;
5552
5553         [badge_ drawInRect:rect];
5554     }
5555
5556     if (highlighted)
5557         UISetColor(White_);
5558
5559     if (!highlighted)
5560         UISetColor(commercial_ ? Purple_ : Black_);
5561     [name_ drawAtPoint:CGPointMake(36, 8) forWidth:(width - (placard_ == nil ? 68 : 94)) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5562
5563     if (placard_ != nil)
5564         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
5565 }
5566
5567 - (void) drawNormalContentRect:(CGRect)rect {
5568     bool highlighted(highlighted_);
5569     float width([self bounds].size.width);
5570
5571     if (icon_ != nil) {
5572         CGRect rect;
5573         rect.size = [(UIImage *) icon_ size];
5574
5575         while (rect.size.width > 32 || rect.size.height > 32) {
5576             rect.size.width /= 2;
5577             rect.size.height /= 2;
5578         }
5579
5580         rect.origin.x = 25 - rect.size.width / 2;
5581         rect.origin.y = 25 - rect.size.height / 2;
5582
5583         [icon_ drawInRect:rect];
5584     }
5585
5586     if (badge_ != nil) {
5587         CGRect rect;
5588         rect.size = [(UIImage *) badge_ size];
5589
5590         rect.size.width /= 2;
5591         rect.size.height /= 2;
5592
5593         rect.origin.x = 36 - rect.size.width / 2;
5594         rect.origin.y = 36 - rect.size.height / 2;
5595
5596         [badge_ drawInRect:rect];
5597     }
5598
5599     if (highlighted)
5600         UISetColor(White_);
5601
5602     if (!highlighted)
5603         UISetColor(commercial_ ? Purple_ : Black_);
5604     [name_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - (placard_ == nil ? 80 : 106)) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5605     [source_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
5606
5607     if (!highlighted)
5608         UISetColor(commercial_ ? Purplish_ : Gray_);
5609     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:(width - 46) withFont:Font14_ lineBreakMode:UILineBreakModeTailTruncation];
5610
5611     if (placard_ != nil)
5612         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
5613 }
5614
5615 - (void) drawContentRect:(CGRect)rect {
5616     if (summarized_)
5617         [self drawSummaryContentRect:rect];
5618     else
5619         [self drawNormalContentRect:rect];
5620 }
5621
5622 @end
5623 /* }}} */
5624 /* Section Cell {{{ */
5625 @interface SectionCell : CyteTableViewCell <
5626     CyteTableViewCellDelegate
5627 > {
5628     _H<NSString> basic_;
5629     _H<NSString> section_;
5630     _H<NSString> name_;
5631     _H<NSString> count_;
5632     _H<UIImage> icon_;
5633     _H<UISwitch> switch_;
5634     BOOL editing_;
5635 }
5636
5637 - (void) setSection:(Section *)section editing:(BOOL)editing;
5638
5639 @end
5640
5641 @implementation SectionCell
5642
5643 - (id) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
5644     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
5645         icon_ = [UIImage applicationImageNamed:@"folder.png"];
5646         switch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(218, 9, 60, 25)] autorelease];
5647         [switch_ addTarget:self action:@selector(onSwitch:) forEvents:UIControlEventValueChanged];
5648
5649         UIView *content([self contentView]);
5650         CGRect bounds([content bounds]);
5651
5652         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
5653         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5654         [content addSubview:content_];
5655         [content_ setBackgroundColor:[UIColor whiteColor]];
5656
5657         [content_ setDelegate:self];
5658     } return self;
5659 }
5660
5661 - (void) onSwitch:(id)sender {
5662     NSMutableDictionary *metadata([Sections_ objectForKey:basic_]);
5663     if (metadata == nil) {
5664         metadata = [NSMutableDictionary dictionaryWithCapacity:2];
5665         [Sections_ setObject:metadata forKey:basic_];
5666     }
5667
5668     [metadata setObject:[NSNumber numberWithBool:([switch_ isOn] == NO)] forKey:@"Hidden"];
5669     Changed_ = true;
5670 }
5671
5672 - (void) setSection:(Section *)section editing:(BOOL)editing {
5673     if (editing != editing_) {
5674         if (editing_)
5675             [switch_ removeFromSuperview];
5676         else
5677             [self addSubview:switch_];
5678         editing_ = editing;
5679     }
5680
5681     basic_ = nil;
5682     section_ = nil;
5683     name_ = nil;
5684     count_ = nil;
5685
5686     if (section == nil) {
5687         name_ = UCLocalize("ALL_PACKAGES");
5688         count_ = nil;
5689     } else {
5690         basic_ = [section name];
5691         section_ = [section localized];
5692
5693         name_  = section_ == nil || [section_ length] == 0 ? UCLocalize("NO_SECTION") : (NSString *) section_;
5694         count_ = [NSString stringWithFormat:@"%d", [section count]];
5695
5696         if (editing_)
5697             [switch_ setOn:(isSectionVisible(basic_) ? 1 : 0) animated:NO];
5698     }
5699
5700     [self setAccessoryType:editing ? UITableViewCellAccessoryNone : UITableViewCellAccessoryDisclosureIndicator];
5701     [self setSelectionStyle:editing ? UITableViewCellSelectionStyleNone : UITableViewCellSelectionStyleBlue];
5702
5703     [content_ setNeedsDisplay];
5704 }
5705
5706 - (void) setFrame:(CGRect)frame {
5707     [super setFrame:frame];
5708
5709     CGRect rect([switch_ frame]);
5710     [switch_ setFrame:CGRectMake(frame.size.width - 102, 9, rect.size.width, rect.size.height)];
5711 }
5712
5713 - (NSString *) accessibilityLabel {
5714     return name_;
5715 }
5716
5717 - (void) drawContentRect:(CGRect)rect {
5718     bool highlighted(highlighted_ && !editing_);
5719
5720     [icon_ drawInRect:CGRectMake(8, 7, 32, 32)];
5721
5722     if (highlighted)
5723         UISetColor(White_);
5724
5725     float width(rect.size.width);
5726     if (editing_)
5727         width -= 87;
5728
5729     if (!highlighted)
5730         UISetColor(Black_);
5731     [name_ drawAtPoint:CGPointMake(48, 9) forWidth:(width - 70) withFont:Font22Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5732
5733     CGSize size = [count_ sizeWithFont:Font14_];
5734
5735     UISetColor(White_);
5736     if (count_ != nil)
5737         [count_ drawAtPoint:CGPointMake(13 + (29 - size.width) / 2, 16) withFont:Font12Bold_];
5738 }
5739
5740 @end
5741 /* }}} */
5742
5743 /* File Table {{{ */
5744 @interface FileTable : CyteViewController <
5745     UITableViewDataSource,
5746     UITableViewDelegate
5747 > {
5748     _transient Database *database_;
5749     _H<Package> package_;
5750     _H<NSString> name_;
5751     _H<NSMutableArray> files_;
5752     _H<UITableView, 2> list_;
5753 }
5754
5755 - (id) initWithDatabase:(Database *)database;
5756 - (void) setPackage:(Package *)package;
5757
5758 @end
5759
5760 @implementation FileTable
5761
5762 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
5763     return files_ == nil ? 0 : [files_ count];
5764 }
5765
5766 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
5767     return 24.0f;
5768 }*/
5769
5770 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
5771     static NSString *reuseIdentifier = @"Cell";
5772
5773     UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
5774     if (cell == nil) {
5775         cell = [[[UITableViewCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
5776         [cell setFont:[UIFont systemFontOfSize:16]];
5777     }
5778     [cell setText:[files_ objectAtIndex:indexPath.row]];
5779     [cell setSelectionStyle:UITableViewCellSelectionStyleNone];
5780
5781     return cell;
5782 }
5783
5784 - (NSURL *) navigationURL {
5785     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/files", [package_ id]]];
5786 }
5787
5788 - (void) loadView {
5789     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
5790
5791     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds]] autorelease];
5792     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5793     [list_ setRowHeight:24.0f];
5794     [(UITableView *) list_ setDataSource:self];
5795     [list_ setDelegate:self];
5796     [[self view] addSubview:list_];
5797 }
5798
5799 - (void) viewDidLoad {
5800     [super viewDidLoad];
5801
5802     [[self navigationItem] setTitle:UCLocalize("INSTALLED_FILES")];
5803 }
5804
5805 - (void) releaseSubviews {
5806     list_ = nil;
5807
5808     package_ = nil;
5809     files_ = nil;
5810
5811     [super releaseSubviews];
5812 }
5813
5814 - (id) initWithDatabase:(Database *)database {
5815     if ((self = [super init]) != nil) {
5816         database_ = database;
5817     } return self;
5818 }
5819
5820 - (void) setPackage:(Package *)package {
5821     package_ = nil;
5822     name_ = nil;
5823
5824     files_ = [NSMutableArray arrayWithCapacity:32];
5825
5826     if (package != nil) {
5827         package_ = package;
5828         name_ = [package id];
5829
5830         if (NSArray *files = [package files])
5831             [files_ addObjectsFromArray:files];
5832
5833         if ([files_ count] != 0) {
5834             if ([[files_ objectAtIndex:0] isEqualToString:@"/."])
5835                 [files_ removeObjectAtIndex:0];
5836             [files_ sortUsingSelector:@selector(compareByPath:)];
5837
5838             NSMutableArray *stack = [NSMutableArray arrayWithCapacity:8];
5839             [stack addObject:@"/"];
5840
5841             for (int i(0), e([files_ count]); i != e; ++i) {
5842                 NSString *file = [files_ objectAtIndex:i];
5843                 while (![file hasPrefix:[stack lastObject]])
5844                     [stack removeLastObject];
5845                 NSString *directory = [stack lastObject];
5846                 [stack addObject:[file stringByAppendingString:@"/"]];
5847                 [files_ replaceObjectAtIndex:i withObject:[NSString stringWithFormat:@"%*s%@",
5848                     ([stack count] - 2) * 3, "",
5849                     [file substringFromIndex:[directory length]]
5850                 ]];
5851             }
5852         }
5853     }
5854
5855     [list_ reloadData];
5856 }
5857
5858 - (void) reloadData {
5859     [super reloadData];
5860
5861     [self setPackage:[database_ packageWithName:name_]];
5862 }
5863
5864 @end
5865 /* }}} */
5866 /* Package Controller {{{ */
5867 @interface CYPackageController : CydiaWebViewController <
5868     UIActionSheetDelegate
5869 > {
5870     _transient Database *database_;
5871     _H<Package> package_;
5872     _H<NSString> name_;
5873     bool commercial_;
5874     _H<NSMutableArray> buttons_;
5875     _H<UIBarButtonItem> button_;
5876 }
5877
5878 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name;
5879
5880 @end
5881
5882 @implementation CYPackageController
5883
5884 - (NSURL *) navigationURL {
5885     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@", (id) name_]];
5886 }
5887
5888 /* XXX: this is not safe at all... localization of /fail/ */
5889 - (void) _clickButtonWithName:(NSString *)name {
5890     if ([name isEqualToString:UCLocalize("CLEAR")])
5891         [delegate_ clearPackage:package_];
5892     else if ([name isEqualToString:UCLocalize("INSTALL")])
5893         [delegate_ installPackage:package_];
5894     else if ([name isEqualToString:UCLocalize("REINSTALL")])
5895         [delegate_ installPackage:package_];
5896     else if ([name isEqualToString:UCLocalize("REMOVE")])
5897         [delegate_ removePackage:package_];
5898     else if ([name isEqualToString:UCLocalize("UPGRADE")])
5899         [delegate_ installPackage:package_];
5900     else _assert(false);
5901 }
5902
5903 - (void) actionSheet:(UIActionSheet *)sheet clickedButtonAtIndex:(NSInteger)button {
5904     NSString *context([sheet context]);
5905
5906     if ([context isEqualToString:@"modify"]) {
5907         if (button != [sheet cancelButtonIndex]) {
5908             NSString *buttonName = [buttons_ objectAtIndex:button];
5909             [self _clickButtonWithName:buttonName];
5910         }
5911
5912         [sheet dismissWithClickedButtonIndex:-1 animated:YES];
5913     }
5914 }
5915
5916 - (bool) _allowJavaScriptPanel {
5917     return commercial_;
5918 }
5919
5920 #if !AlwaysReload
5921 - (void) _customButtonClicked {
5922     int count([buttons_ count]);
5923     if (count == 0)
5924         return;
5925
5926     if (count == 1)
5927         [self _clickButtonWithName:[buttons_ objectAtIndex:0]];
5928     else {
5929         NSMutableArray *buttons = [NSMutableArray arrayWithCapacity:count];
5930         [buttons addObjectsFromArray:buttons_];
5931
5932         UIActionSheet *sheet = [[[UIActionSheet alloc]
5933             initWithTitle:nil
5934             delegate:self
5935             cancelButtonTitle:nil
5936             destructiveButtonTitle:nil
5937             otherButtonTitles:nil
5938         ] autorelease];
5939
5940         for (NSString *button in buttons) [sheet addButtonWithTitle:button];
5941         if (!IsWildcat_) {
5942            [sheet addButtonWithTitle:UCLocalize("CANCEL")];
5943            [sheet setCancelButtonIndex:[sheet numberOfButtons] - 1];
5944         }
5945         [sheet setContext:@"modify"];
5946
5947         [delegate_ showActionSheet:sheet fromItem:[[self navigationItem] rightBarButtonItem]];
5948     }
5949 }
5950
5951 // We don't want to allow non-commercial packages to do custom things to the install button,
5952 // so it must call customButtonClicked with a custom commercial_ == 1 fallthrough.
5953 - (void) customButtonClicked {
5954     if (commercial_)
5955         [super customButtonClicked];
5956     else
5957         [self _customButtonClicked];
5958 }
5959
5960 - (void) reloadButtonClicked {
5961     // Don't reload a commerical package by tapping the loading button,
5962     // but if it's not an Install button, we should forward it on.
5963     if (![package_ uninstalled])
5964         [self _customButtonClicked];
5965 }
5966
5967 - (void) applyLoadingTitle {
5968     // Don't show "Loading" as the title. Ever.
5969 }
5970
5971 - (UIBarButtonItem *) rightButton {
5972     return button_;
5973 }
5974 #endif
5975
5976 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name {
5977     if ((self = [super init]) != nil) {
5978         database_ = database;
5979         buttons_ = [NSMutableArray arrayWithCapacity:4];
5980         name_ = name == nil ? @"" : [NSString stringWithString:name];
5981         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/package/%@", UI_, (id) name_]]];
5982     } return self;
5983 }
5984
5985 - (void) reloadData {
5986     [super reloadData];
5987
5988     package_ = [database_ packageWithName:name_];
5989
5990     [buttons_ removeAllObjects];
5991
5992     if (package_ != nil) {
5993         [(Package *) package_ parse];
5994
5995         commercial_ = [package_ isCommercial];
5996
5997         if ([package_ mode] != nil)
5998             [buttons_ addObject:UCLocalize("CLEAR")];
5999         if ([package_ source] == nil);
6000         else if ([package_ upgradableAndEssential:NO])
6001             [buttons_ addObject:UCLocalize("UPGRADE")];
6002         else if ([package_ uninstalled])
6003             [buttons_ addObject:UCLocalize("INSTALL")];
6004         else
6005             [buttons_ addObject:UCLocalize("REINSTALL")];
6006         if (![package_ uninstalled])
6007             [buttons_ addObject:UCLocalize("REMOVE")];
6008     }
6009
6010     NSString *title;
6011     switch ([buttons_ count]) {
6012         case 0: title = nil; break;
6013         case 1: title = [buttons_ objectAtIndex:0]; break;
6014         default: title = UCLocalize("MODIFY"); break;
6015     }
6016
6017     button_ = [[[UIBarButtonItem alloc]
6018         initWithTitle:title
6019         style:UIBarButtonItemStylePlain
6020         target:self
6021         action:@selector(customButtonClicked)
6022     ] autorelease];
6023 }
6024
6025 - (bool) isLoading {
6026     return commercial_ ? [super isLoading] : false;
6027 }
6028
6029 @end
6030 /* }}} */
6031
6032 /* Package List Controller {{{ */
6033 @interface PackageListController : CyteViewController <
6034     UITableViewDataSource,
6035     UITableViewDelegate
6036 > {
6037     _transient Database *database_;
6038     unsigned era_;
6039     _H<NSArray> packages_;
6040     _H<NSMutableArray> sections_;
6041     _H<UITableView, 2> list_;
6042     _H<NSMutableArray> index_;
6043     _H<NSMutableDictionary> indices_;
6044     _H<NSString> title_;
6045     unsigned reloading_;
6046 }
6047
6048 - (id) initWithDatabase:(Database *)database title:(NSString *)title;
6049 - (void) setDelegate:(id)delegate;
6050 - (void) resetCursor;
6051 - (void) clearData;
6052
6053 @end
6054
6055 @implementation PackageListController
6056
6057 - (bool) isSummarized {
6058     return false;
6059 }
6060
6061 - (bool) showsSections {
6062     return true;
6063 }
6064
6065 - (void) deselectWithAnimation:(BOOL)animated {
6066     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
6067 }
6068
6069 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration curve:(UIViewAnimationCurve)curve {
6070     CGRect base = [[self view] bounds];
6071     base.size.height -= bounds.size.height;
6072     base.origin = [list_ frame].origin;
6073
6074     [UIView beginAnimations:nil context:NULL];
6075     [UIView setAnimationBeginsFromCurrentState:YES];
6076     [UIView setAnimationCurve:curve];
6077     [UIView setAnimationDuration:duration];
6078     [list_ setFrame:base];
6079     [UIView commitAnimations];
6080 }
6081
6082 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration {
6083     [self resizeForKeyboardBounds:bounds duration:duration curve:UIViewAnimationCurveLinear];
6084 }
6085
6086 - (void) resizeForKeyboardBounds:(CGRect)bounds {
6087     [self resizeForKeyboardBounds:bounds duration:0];
6088 }
6089
6090 - (void) getKeyboardCurve:(UIViewAnimationCurve *)curve duration:(NSTimeInterval *)duration forNotification:(NSNotification *)notification {
6091     if (&UIKeyboardAnimationCurveUserInfoKey == NULL)
6092         *curve = UIViewAnimationCurveEaseInOut;
6093     else
6094         [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:curve];
6095
6096     if (&UIKeyboardAnimationDurationUserInfoKey == NULL)
6097         *duration = 0.3;
6098     else
6099         [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:duration];
6100 }
6101
6102 - (void) keyboardWillShow:(NSNotification *)notification {
6103     CGRect bounds;
6104     CGPoint center;
6105     [[[notification userInfo] objectForKey:UIKeyboardBoundsUserInfoKey] getValue:&bounds];
6106     [[[notification userInfo] objectForKey:UIKeyboardCenterEndUserInfoKey] getValue:&center];
6107
6108     NSTimeInterval duration;
6109     UIViewAnimationCurve curve;
6110     [self getKeyboardCurve:&curve duration:&duration forNotification:notification];
6111
6112     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);
6113     UIViewController *base = self;
6114     while ([base parentViewController] != nil)
6115         base = [base parentViewController];
6116     CGRect viewframe = [[base view] convertRect:[list_ frame] fromView:[list_ superview]];
6117     CGRect intersection = CGRectIntersection(viewframe, kbframe);
6118
6119     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
6120         intersection.size.height += CYStatusBarHeight();
6121
6122     [self resizeForKeyboardBounds:intersection duration:duration curve:curve];
6123 }
6124
6125 - (void) keyboardWillHide:(NSNotification *)notification {
6126     NSTimeInterval duration;
6127     UIViewAnimationCurve curve;
6128     [self getKeyboardCurve:&curve duration:&duration forNotification:notification];
6129
6130     [self resizeForKeyboardBounds:CGRectZero duration:duration curve:curve];
6131 }
6132
6133 - (void) viewWillAppear:(BOOL)animated {
6134     [super viewWillAppear:animated];
6135
6136     [self resizeForKeyboardBounds:CGRectZero];
6137     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillShow:) name:UIKeyboardWillShowNotification object:nil];
6138     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillHide:) name:UIKeyboardWillHideNotification object:nil];
6139 }
6140
6141 - (void) viewWillDisappear:(BOOL)animated {
6142     [super viewWillDisappear:animated];
6143
6144     [self resizeForKeyboardBounds:CGRectZero];
6145     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillShowNotification object:nil];
6146     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillHideNotification object:nil];
6147 }
6148
6149 - (void) viewDidAppear:(BOOL)animated {
6150     [super viewDidAppear:animated];
6151     [self deselectWithAnimation:animated];
6152 }
6153
6154 - (void) didSelectPackage:(Package *)package {
6155     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id]] autorelease]);
6156     [view setDelegate:delegate_];
6157     [[self navigationController] pushViewController:view animated:YES];
6158 }
6159
6160 #if TryIndexedCollation
6161 + (BOOL) hasIndexedCollation {
6162     return NO; // XXX: objc_getClass("UILocalizedIndexedCollation") != nil;
6163 }
6164 #endif
6165
6166 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
6167     NSInteger count([sections_ count]);
6168     return count == 0 ? 1 : count;
6169 }
6170
6171 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
6172     if ([sections_ count] == 0 || [[sections_ objectAtIndex:section] count] == 0)
6173         return nil;
6174     return [[sections_ objectAtIndex:section] name];
6175 }
6176
6177 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
6178     if ([sections_ count] == 0)
6179         return 0;
6180     return [[sections_ objectAtIndex:section] count];
6181 }
6182
6183 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
6184 @synchronized (database_) {
6185     if ([database_ era] != era_)
6186         return nil;
6187
6188     Section *section([sections_ objectAtIndex:[path section]]);
6189     NSInteger row([path row]);
6190     Package *package([packages_ objectAtIndex:([section row] + row)]);
6191     return [[package retain] autorelease];
6192 } }
6193
6194 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
6195     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
6196     if (cell == nil)
6197         cell = [[[PackageCell alloc] init] autorelease];
6198
6199     Package *package([database_ packageWithName:[[self packageAtIndexPath:path] id]]);
6200     [cell setPackage:package asSummary:[self isSummarized]];
6201     return cell;
6202 }
6203
6204 - (void) tableView:(UITableView *)table didSelectRowAtIndexPath:(NSIndexPath *)path {
6205     Package *package([self packageAtIndexPath:path]);
6206     package = [database_ packageWithName:[package id]];
6207     [self didSelectPackage:package];
6208 }
6209
6210 - (NSArray *) sectionIndexTitlesForTableView:(UITableView *)tableView {
6211     if (![self showsSections])
6212         return nil;
6213
6214     return index_;
6215 }
6216
6217 - (NSInteger) tableView:(UITableView *)tableView sectionForSectionIndexTitle:(NSString *)title atIndex:(NSInteger)index {
6218 #if TryIndexedCollation
6219     if ([[self class] hasIndexedCollation]) {
6220         return [[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionForSectionIndexTitleAtIndex:index];
6221     }
6222 #endif
6223
6224     return index;
6225 }
6226
6227 - (void) updateHeight {
6228     [list_ setRowHeight:([self isSummarized] ? 38 : 73)];
6229 }
6230
6231 - (id) initWithDatabase:(Database *)database title:(NSString *)title {
6232     if ((self = [super init]) != nil) {
6233         database_ = database;
6234         title_ = [title copy];
6235         [[self navigationItem] setTitle:title_];
6236     } return self;
6237 }
6238
6239 - (void) loadView {
6240     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
6241
6242     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain] autorelease];
6243     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6244     [[self view] addSubview:list_];
6245
6246     // XXX: is 20 the most optimal number here?
6247     [list_ setSectionIndexMinimumDisplayRowCount:20];
6248
6249     [(UITableView *) list_ setDataSource:self];
6250     [list_ setDelegate:self];
6251
6252     [self updateHeight];
6253 }
6254
6255 - (void) releaseSubviews {
6256     list_ = nil;
6257
6258     packages_ = nil;
6259     sections_ = nil;
6260     index_ = nil;
6261     indices_ = nil;
6262
6263     [super releaseSubviews];
6264 }
6265
6266 - (void) setDelegate:(id)delegate {
6267     delegate_ = delegate;
6268 }
6269
6270 - (bool) shouldYield {
6271     return false;
6272 }
6273
6274 - (bool) shouldBlock {
6275     return false;
6276 }
6277
6278 - (NSMutableArray *) _reloadPackages {
6279 @synchronized (database_) {
6280     era_ = [database_ era];
6281     NSArray *packages([database_ packages]);
6282
6283     return [NSMutableArray arrayWithArray:packages];
6284 } }
6285
6286 - (void) _reloadData {
6287     if (reloading_ != 0) {
6288         reloading_ = 2;
6289         return;
6290     }
6291
6292     NSArray *packages;
6293
6294     if ([self shouldYield]) {
6295         do {
6296             UIProgressHUD *hud;
6297
6298             if (![self shouldBlock])
6299                 hud = nil;
6300             else {
6301                 hud = [delegate_ addProgressHUD];
6302                 [hud setText:UCLocalize("LOADING")];
6303             }
6304
6305             reloading_ = 1;
6306             packages = [self yieldToSelector:@selector(_reloadPackages)];
6307
6308             if (hud != nil)
6309                 [delegate_ removeProgressHUD:hud];
6310         } while (reloading_ == 2);
6311
6312         reloading_ = 0;
6313     } else {
6314         packages = [self _reloadPackages];
6315     }
6316
6317     packages_ = packages;
6318
6319     indices_ = [NSMutableDictionary dictionaryWithCapacity:32];
6320     sections_ = [NSMutableArray arrayWithCapacity:16];
6321
6322     Section *section = nil;
6323
6324 #if TryIndexedCollation
6325     if ([[self class] hasIndexedCollation]) {
6326         index_ = [[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionIndexTitles];
6327
6328         id collation = [objc_getClass("UILocalizedIndexedCollation") currentCollation];
6329         NSArray *titles = [collation sectionIndexTitles];
6330         int secidx = -1;
6331
6332         _profile(PackageTable$reloadData$Section)
6333             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6334                 Package *package;
6335                 int index;
6336
6337                 _profile(PackageTable$reloadData$Section$Package)
6338                     package = [packages_ objectAtIndex:offset];
6339                     index = [collation sectionForObject:package collationStringSelector:@selector(name)];
6340                 _end
6341
6342                 while (secidx < index) {
6343                     secidx += 1;
6344
6345                     _profile(PackageTable$reloadData$Section$Allocate)
6346                         section = [[[Section alloc] initWithName:[titles objectAtIndex:secidx] row:offset localize:NO] autorelease];
6347                     _end
6348
6349                     _profile(PackageTable$reloadData$Section$Add)
6350                         [sections_ addObject:section];
6351                     _end
6352                 }
6353
6354                 [section addToCount];
6355             }
6356         _end
6357     } else
6358 #endif
6359     {
6360         index_ = [NSMutableArray arrayWithCapacity:32];
6361
6362         bool sectioned([self showsSections]);
6363         if (!sectioned) {
6364             section = [[[Section alloc] initWithName:nil localize:false] autorelease];
6365             [sections_ addObject:section];
6366         }
6367
6368         _profile(PackageTable$reloadData$Section)
6369             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6370                 Package *package;
6371                 unichar index;
6372
6373                 _profile(PackageTable$reloadData$Section$Package)
6374                     package = [packages_ objectAtIndex:offset];
6375                     index = [package index];
6376                 _end
6377
6378                 if (sectioned && (section == nil || [section index] != index)) {
6379                     _profile(PackageTable$reloadData$Section$Allocate)
6380                         section = [[[Section alloc] initWithIndex:index row:offset] autorelease];
6381                     _end
6382
6383                     [index_ addObject:[section name]];
6384                     //[indices_ setObject:[NSNumber numberForInt:[sections_ count]] forKey:index];
6385
6386                     _profile(PackageTable$reloadData$Section$Add)
6387                         [sections_ addObject:section];
6388                     _end
6389                 }
6390
6391                 [section addToCount];
6392             }
6393         _end
6394     }
6395
6396     [self updateHeight];
6397
6398     _profile(PackageTable$reloadData$List)
6399         [(UITableView *) list_ setDataSource:self];
6400         [list_ reloadData];
6401     _end
6402 }
6403
6404 - (void) reloadData {
6405     [super reloadData];
6406
6407     if ([self shouldYield])
6408         [self performSelector:@selector(_reloadData) withObject:nil afterDelay:0];
6409     else
6410         [self _reloadData];
6411 }
6412
6413 - (void) resetCursor {
6414     [list_ scrollRectToVisible:CGRectMake(0, 0, 1, 1) animated:NO];
6415 }
6416
6417 - (void) clearData {
6418     [self updateHeight];
6419
6420     [list_ setDataSource:nil];
6421     [list_ reloadData];
6422
6423     [self resetCursor];
6424 }
6425
6426 @end
6427 /* }}} */
6428 /* Filtered Package List Controller {{{ */
6429 @interface FilteredPackageListController : PackageListController {
6430     SEL filter_;
6431     IMP imp_;
6432     _H<NSObject> object_;
6433 }
6434
6435 - (void) setObject:(id)object;
6436 - (void) setObject:(id)object forFilter:(SEL)filter;
6437
6438 - (SEL) filter;
6439 - (void) setFilter:(SEL)filter;
6440
6441 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object;
6442
6443 @end
6444
6445 @implementation FilteredPackageListController
6446
6447 - (SEL) filter {
6448     return filter_;
6449 }
6450
6451 - (void) setFilter:(SEL)filter {
6452 @synchronized (self) {
6453     filter_ = filter;
6454
6455     /* XXX: this is an unsafe optimization of doomy hell */
6456     Method method(class_getInstanceMethod([Package class], filter));
6457     _assert(method != NULL);
6458     imp_ = method_getImplementation(method);
6459     _assert(imp_ != NULL);
6460 } }
6461
6462 - (void) setObject:(id)object {
6463 @synchronized (self) {
6464     object_ = object;
6465 } }
6466
6467 - (void) setObject:(id)object forFilter:(SEL)filter {
6468 @synchronized (self) {
6469     [self setFilter:filter];
6470     [self setObject:object];
6471 } }
6472
6473 - (NSMutableArray *) _reloadPackages {
6474 @synchronized (database_) {
6475     era_ = [database_ era];
6476     NSArray *packages([database_ packages]);
6477
6478     NSMutableArray *filtered([NSMutableArray arrayWithCapacity:[packages count]]);
6479
6480     IMP imp;
6481     SEL filter;
6482     _H<NSObject> object;
6483
6484     @synchronized (self) {
6485         imp = imp_;
6486         filter = filter_;
6487         object = object_;
6488     }
6489
6490     _profile(PackageTable$reloadData$Filter)
6491         for (Package *package in packages)
6492             if ([package valid] && (*reinterpret_cast<bool (*)(id, SEL, id)>(imp))(package, filter, object))
6493                 [filtered addObject:package];
6494     _end
6495
6496     return filtered;
6497 } }
6498
6499 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object {
6500     if ((self = [super initWithDatabase:database title:title]) != nil) {
6501         [self setFilter:filter];
6502         [self setObject:object];
6503     } return self;
6504 }
6505
6506 @end
6507 /* }}} */
6508
6509 /* Home Controller {{{ */
6510 @interface HomeController : CydiaWebViewController {
6511 }
6512
6513 @end
6514
6515 @implementation HomeController
6516
6517 - (id) init {
6518     if ((self = [super init]) != nil) {
6519         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/home/", UI_]]];
6520         [self reloadData];
6521     } return self;
6522 }
6523
6524 - (NSURL *) navigationURL {
6525     return [NSURL URLWithString:@"cydia://home"];
6526 }
6527
6528 - (void) didReceiveMemoryWarning {
6529 }
6530
6531 - (void) aboutButtonClicked {
6532     UIAlertView *alert([[[UIAlertView alloc] init] autorelease]);
6533
6534     [alert setTitle:UCLocalize("ABOUT_CYDIA")];
6535     [alert addButtonWithTitle:UCLocalize("CLOSE")];
6536     [alert setCancelButtonIndex:0];
6537
6538     [alert setMessage:
6539         @"Copyright \u00a9 2008-2011\n"
6540         "SaurikIT, LLC\n"
6541         "\n"
6542         "Jay Freeman (saurik)\n"
6543         "saurik@saurik.com\n"
6544         "http://www.saurik.com/"
6545     ];
6546
6547     [alert show];
6548 }
6549
6550 - (UIBarButtonItem *) leftButton {
6551     return [[[UIBarButtonItem alloc]
6552         initWithTitle:UCLocalize("ABOUT")
6553         style:UIBarButtonItemStylePlain
6554         target:self
6555         action:@selector(aboutButtonClicked)
6556     ] autorelease];
6557 }
6558
6559 @end
6560 /* }}} */
6561 /* Manage Controller {{{ */
6562 @interface ManageController : CydiaWebViewController {
6563 }
6564
6565 - (void) queueStatusDidChange;
6566
6567 @end
6568
6569 @implementation ManageController
6570
6571 - (id) init {
6572     if ((self = [super init]) != nil) {
6573         [self setURL:[NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"manage" ofType:@"html"]]];
6574     } return self;
6575 }
6576
6577 - (NSURL *) navigationURL {
6578     return [NSURL URLWithString:@"cydia://manage"];
6579 }
6580
6581 - (UIBarButtonItem *) leftButton {
6582     return [[[UIBarButtonItem alloc]
6583         initWithTitle:UCLocalize("SETTINGS")
6584         style:UIBarButtonItemStylePlain
6585         target:self
6586         action:@selector(settingsButtonClicked)
6587     ] autorelease];
6588 }
6589
6590 - (void) settingsButtonClicked {
6591     [delegate_ showSettings];
6592 }
6593
6594 - (void) queueButtonClicked {
6595     [delegate_ queue];
6596 }
6597
6598 - (UIBarButtonItem *) rightButton {
6599     return Queuing_ ? [[[UIBarButtonItem alloc]
6600         initWithTitle:UCLocalize("QUEUE")
6601         style:UIBarButtonItemStyleDone
6602         target:self
6603         action:@selector(queueButtonClicked)
6604     ] autorelease] : nil;
6605 }
6606
6607 - (void) queueStatusDidChange {
6608     [self applyRightButton];
6609 }
6610
6611 - (bool) isLoading {
6612     return !Queuing_ && [super isLoading];
6613 }
6614
6615 @end
6616 /* }}} */
6617
6618 /* Refresh Bar {{{ */
6619 @interface RefreshBar : UINavigationBar {
6620     _H<UIProgressIndicator> indicator_;
6621     _H<UITextLabel> prompt_;
6622     _H<UIProgressBar> progress_;
6623     _H<UINavigationButton> cancel_;
6624 }
6625
6626 @end
6627
6628 @implementation RefreshBar
6629
6630 - (void) positionViews {
6631     CGRect frame = [cancel_ frame];
6632     frame.size = [cancel_ sizeThatFits:frame.size];
6633     frame.origin.x = [self frame].size.width - frame.size.width - 5;
6634     frame.origin.y = ([self frame].size.height - frame.size.height) / 2;
6635     [cancel_ setFrame:frame];
6636
6637     CGSize prgsize = {75, 100};
6638     CGRect prgrect = {{
6639         [self frame].size.width - prgsize.width - 10,
6640         ([self frame].size.height - prgsize.height) / 2
6641     } , prgsize};
6642     [progress_ setFrame:prgrect];
6643
6644     CGSize indsize([UIProgressIndicator defaultSizeForStyle:[indicator_ activityIndicatorViewStyle]]);
6645     unsigned indoffset = ([self frame].size.height - indsize.height) / 2;
6646     CGRect indrect = {{indoffset, indoffset}, indsize};
6647     [indicator_ setFrame:indrect];
6648
6649     CGSize prmsize = {215, indsize.height + 4};
6650     CGRect prmrect = {{
6651         indoffset * 2 + indsize.width,
6652         unsigned([self frame].size.height - prmsize.height) / 2 - 1
6653     }, prmsize};
6654     [prompt_ setFrame:prmrect];
6655 }
6656
6657 - (void) setFrame:(CGRect)frame {
6658     [super setFrame:frame];
6659     [self positionViews];
6660 }
6661
6662 - (id) initWithFrame:(CGRect)frame delegate:(id)delegate {
6663     if ((self = [super initWithFrame:frame]) != nil) {
6664         [self setAutoresizingMask:UIViewAutoresizingFlexibleWidth];
6665
6666         [self setBarStyle:UIBarStyleBlack];
6667
6668         UIBarStyle barstyle([self _barStyle:NO]);
6669         bool ugly(barstyle == UIBarStyleDefault);
6670
6671         UIProgressIndicatorStyle style = ugly ?
6672             UIProgressIndicatorStyleMediumBrown :
6673             UIProgressIndicatorStyleMediumWhite;
6674
6675         indicator_ = [[[UIProgressIndicator alloc] initWithFrame:CGRectZero] autorelease];
6676         [(UIProgressIndicator *) indicator_ setStyle:style];
6677         [indicator_ startAnimation];
6678         [self addSubview:indicator_];
6679
6680         prompt_ = [[[UITextLabel alloc] initWithFrame:CGRectZero] autorelease];
6681         [prompt_ setColor:[UIColor colorWithCGColor:(ugly ? Blueish_ : Off_)]];
6682         [prompt_ setBackgroundColor:[UIColor clearColor]];
6683         [prompt_ setFont:[UIFont systemFontOfSize:15]];
6684         [self addSubview:prompt_];
6685
6686         progress_ = [[[UIProgressBar alloc] initWithFrame:CGRectZero] autorelease];
6687         [progress_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleLeftMargin];
6688         [(UIProgressBar *) progress_ setStyle:0];
6689         [self addSubview:progress_];
6690
6691         cancel_ = [[[UINavigationButton alloc] initWithTitle:UCLocalize("CANCEL") style:UINavigationButtonStyleHighlighted] autorelease];
6692         [cancel_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
6693         [cancel_ addTarget:delegate action:@selector(cancelPressed) forControlEvents:UIControlEventTouchUpInside];
6694         [cancel_ setBarStyle:barstyle];
6695
6696         [self positionViews];
6697     } return self;
6698 }
6699
6700 - (void) setCancellable:(bool)cancellable {
6701     if (cancellable)
6702         [self addSubview:cancel_];
6703     else
6704         [cancel_ removeFromSuperview];
6705 }
6706
6707 - (void) start {
6708     [prompt_ setText:UCLocalize("UPDATING_DATABASE")];
6709     [progress_ setProgress:0];
6710 }
6711
6712 - (void) stop {
6713     [self setCancellable:NO];
6714 }
6715
6716 - (void) setPrompt:(NSString *)prompt {
6717     [prompt_ setText:prompt];
6718 }
6719
6720 - (void) setProgress:(float)progress {
6721     [progress_ setProgress:progress];
6722 }
6723
6724 @end
6725 /* }}} */
6726
6727 /* Cydia Navigation Controller Interface {{{ */
6728 @interface UINavigationController (Cydia)
6729
6730 - (NSArray *) navigationURLCollection;
6731 - (void) unloadData;
6732
6733 @end
6734 /* }}} */
6735
6736 /* Cydia Tab Bar Controller {{{ */
6737 @interface CYTabBarController : UITabBarController <
6738     UITabBarControllerDelegate,
6739     ProgressDelegate
6740 > {
6741     _transient Database *database_;
6742     _H<RefreshBar, 1> refreshbar_;
6743
6744     bool dropped_;
6745     bool updating_;
6746     // XXX: ok, "updatedelegate_"?...
6747     _transient NSObject<CydiaDelegate> *updatedelegate_;
6748
6749     _H<UIViewController> remembered_;
6750     _transient UIViewController *transient_;
6751 }
6752
6753 - (NSArray *) navigationURLCollection;
6754 - (void) dropBar:(BOOL)animated;
6755 - (void) beginUpdate;
6756 - (void) raiseBar:(BOOL)animated;
6757 - (BOOL) updating;
6758 - (void) unloadData;
6759
6760 @end
6761
6762 @implementation CYTabBarController
6763
6764 - (void) setUnselectedViewController:(UIViewController *)transient {
6765     NSMutableArray *controllers = [[self viewControllers] mutableCopy];
6766     if (transient != nil) {
6767         if (transient_ == nil)
6768             remembered_ = [controllers objectAtIndex:0];
6769         transient_ = transient;
6770         [transient_ setTabBarItem:[remembered_ tabBarItem]];
6771         [controllers replaceObjectAtIndex:0 withObject:transient_];
6772         [self setSelectedIndex:0];
6773         [self setViewControllers:controllers];
6774         [self concealTabBarSelection];
6775     } else if (remembered_ != nil) {
6776         [remembered_ setTabBarItem:[transient_ tabBarItem]];
6777         transient_ = transient;
6778         [controllers replaceObjectAtIndex:0 withObject:remembered_];
6779         remembered_ = nil;
6780         [self setViewControllers:controllers];
6781         [self revealTabBarSelection];
6782     }
6783 }
6784
6785 - (UIViewController *) unselectedViewController {
6786     return transient_;
6787 }
6788
6789 - (void) tabBarController:(UITabBarController *)tabBarController didSelectViewController:(UIViewController *)viewController {
6790     if ([self unselectedViewController])
6791         [self setUnselectedViewController:nil];
6792 }
6793
6794 - (NSArray *) navigationURLCollection {
6795     NSMutableArray *items([NSMutableArray array]);
6796
6797     // XXX: Should this deal with transient view controllers?
6798     for (id navigation in [self viewControllers]) {
6799         NSArray *stack = [navigation performSelector:@selector(navigationURLCollection)];
6800         if (stack != nil)
6801             [items addObject:stack];
6802     }
6803
6804     return items;
6805 }
6806
6807 - (void) dismissModalViewControllerAnimated:(BOOL)animated {
6808     if ([self modalViewController] == nil && [self unselectedViewController] != nil)
6809         [self setUnselectedViewController:nil];
6810     else
6811         [super dismissModalViewControllerAnimated:YES];
6812 }
6813
6814 - (void) unloadData {
6815     [super unloadData];
6816
6817     for (UINavigationController *controller in [self viewControllers])
6818         [controller unloadData];
6819
6820     if (UIViewController *selected = [self selectedViewController])
6821         [selected reloadData];
6822
6823     if (UIViewController *unselected = [self unselectedViewController]) {
6824         [unselected unloadData];
6825         [unselected reloadData];
6826     }
6827 }
6828
6829 - (void) dealloc {
6830     [[NSNotificationCenter defaultCenter] removeObserver:self];
6831
6832     [super dealloc];
6833 }
6834
6835 - (id) initWithDatabase:(Database *)database {
6836     if ((self = [super init]) != nil) {
6837         database_ = database;
6838         [self setDelegate:self];
6839
6840         [[self view] setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6841         [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(statusBarFrameChanged:) name:UIApplicationDidChangeStatusBarFrameNotification object:nil];
6842
6843         refreshbar_ = [[[RefreshBar alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, [UINavigationBar defaultSize].height) delegate:self] autorelease];
6844     } return self;
6845 }
6846
6847 - (void) setUpdate:(NSDate *)date {
6848     [self beginUpdate];
6849 }
6850
6851 - (void) beginUpdate {
6852     [(RefreshBar *) refreshbar_ start];
6853     [self dropBar:YES];
6854
6855     [updatedelegate_ retainNetworkActivityIndicator];
6856     updating_ = true;
6857
6858     [NSThread
6859         detachNewThreadSelector:@selector(performUpdate)
6860         toTarget:self
6861         withObject:nil
6862     ];
6863 }
6864
6865 - (void) performUpdate {
6866     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
6867
6868     Status status;
6869     status.setDelegate(self);
6870     [database_ updateWithStatus:status];
6871
6872     [self
6873         performSelectorOnMainThread:@selector(completeUpdate)
6874         withObject:nil
6875         waitUntilDone:NO
6876     ];
6877
6878     [pool release];
6879 }
6880
6881 - (void) stopUpdateWithSelector:(SEL)selector {
6882     updating_ = false;
6883     [updatedelegate_ releaseNetworkActivityIndicator];
6884
6885     [self raiseBar:YES];
6886     [refreshbar_ stop];
6887
6888     [updatedelegate_ performSelector:selector withObject:nil afterDelay:0];
6889 }
6890
6891 - (void) completeUpdate {
6892     if (!updating_)
6893         return;
6894     [self stopUpdateWithSelector:@selector(reloadData)];
6895 }
6896
6897 - (void) cancelUpdate {
6898     [self stopUpdateWithSelector:@selector(updateData)];
6899 }
6900
6901 - (void) cancelPressed {
6902     [self cancelUpdate];
6903 }
6904
6905 - (BOOL) updating {
6906     return updating_;
6907 }
6908
6909 - (void) addProgressEvent:(CydiaProgressEvent *)event {
6910     [refreshbar_ setPrompt:[event compoundMessage]];
6911 }
6912
6913 - (bool) isProgressCancelled {
6914     return !updating_;
6915 }
6916
6917 - (void) setProgressCancellable:(NSNumber *)cancellable {
6918     [refreshbar_ setCancellable:(updating_ && [cancellable boolValue])];
6919 }
6920
6921 - (void) setProgressPercent:(NSNumber *)percent {
6922     [refreshbar_ setProgress:[percent floatValue]];
6923 }
6924
6925 - (void) setProgressStatus:(NSDictionary *)status {
6926     if (status != nil)
6927         [self setProgressPercent:[status objectForKey:@"Percent"]];
6928 }
6929
6930 - (void) setUpdateDelegate:(id)delegate {
6931     updatedelegate_ = delegate;
6932 }
6933
6934 - (UIView *) transitionView {
6935     if ([self respondsToSelector:@selector(_transitionView)])
6936         return [self _transitionView];
6937     else
6938         return MSHookIvar<id>(self, "_viewControllerTransitionView");
6939 }
6940
6941 - (void) dropBar:(BOOL)animated {
6942     if (dropped_)
6943         return;
6944     dropped_ = true;
6945
6946     UIView *transition([self transitionView]);
6947     [[self view] addSubview:refreshbar_];
6948
6949     CGRect barframe([refreshbar_ frame]);
6950
6951     if (kCFCoreFoundationVersionNumber >= kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
6952         barframe.origin.y = CYStatusBarHeight();
6953     else
6954         barframe.origin.y = 0;
6955
6956     [refreshbar_ setFrame:barframe];
6957
6958     if (animated)
6959         [UIView beginAnimations:nil context:NULL];
6960
6961     CGRect viewframe = [transition frame];
6962     viewframe.origin.y += barframe.size.height;
6963     viewframe.size.height -= barframe.size.height;
6964     [transition setFrame:viewframe];
6965
6966     if (animated)
6967         [UIView commitAnimations];
6968
6969     // Ensure bar has the proper width for our view, it might have changed
6970     barframe.size.width = viewframe.size.width;
6971     [refreshbar_ setFrame:barframe];
6972 }
6973
6974 - (void) raiseBar:(BOOL)animated {
6975     if (!dropped_)
6976         return;
6977     dropped_ = false;
6978
6979     UIView *transition([self transitionView]);
6980     [refreshbar_ removeFromSuperview];
6981
6982     CGRect barframe([refreshbar_ frame]);
6983
6984     if (animated)
6985         [UIView beginAnimations:nil context:NULL];
6986
6987     CGRect viewframe = [transition frame];
6988     viewframe.origin.y -= barframe.size.height;
6989     viewframe.size.height += barframe.size.height;
6990     [transition setFrame:viewframe];
6991
6992     if (animated)
6993         [UIView commitAnimations];
6994 }
6995
6996 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
6997     bool dropped(dropped_);
6998
6999     if (dropped)
7000         [self raiseBar:NO];
7001
7002     [super didRotateFromInterfaceOrientation:fromInterfaceOrientation];
7003
7004     if (dropped)
7005         [self dropBar:NO];
7006 }
7007
7008 - (void) statusBarFrameChanged:(NSNotification *)notification {
7009     if (dropped_) {
7010         [self raiseBar:NO];
7011         [self dropBar:NO];
7012     }
7013 }
7014
7015 @end
7016 /* }}} */
7017
7018 /* Cydia Navigation Controller Implementation {{{ */
7019 @implementation UINavigationController (Cydia)
7020
7021 - (NSArray *) navigationURLCollection {
7022     NSMutableArray *stack([NSMutableArray array]);
7023
7024     for (CyteViewController *controller in [self viewControllers]) {
7025         NSString *url = [[controller navigationURL] absoluteString];
7026         if (url != nil)
7027             [stack addObject:url];
7028     }
7029
7030     return stack;
7031 }
7032
7033 - (void) reloadData {
7034     [super reloadData];
7035
7036     UIViewController *visible([self visibleViewController]);
7037     if (visible != nil)
7038         [visible reloadData];
7039
7040     // on the iPad, this view controller is ALSO visible. :(
7041     if (IsWildcat_)
7042         if (UIViewController *top = [self topViewController])
7043             if (top != visible)
7044                 [top reloadData];
7045 }
7046
7047 - (void) unloadData {
7048     for (CyteViewController *page in [self viewControllers])
7049         [page unloadData];
7050
7051     [super unloadData];
7052 }
7053
7054 @end
7055 /* }}} */
7056
7057 /* Cydia:// Protocol {{{ */
7058 @interface CydiaURLProtocol : NSURLProtocol {
7059 }
7060
7061 @end
7062
7063 @implementation CydiaURLProtocol
7064
7065 + (BOOL) canInitWithRequest:(NSURLRequest *)request {
7066     NSURL *url([request URL]);
7067     if (url == nil)
7068         return NO;
7069
7070     NSString *scheme([[url scheme] lowercaseString]);
7071     if (scheme != nil && [scheme isEqualToString:@"cydia"])
7072         return YES;
7073     if ([[url absoluteString] hasPrefix:@"about:cydia-"])
7074         return YES;
7075
7076     return NO;
7077 }
7078
7079 + (NSURLRequest *) canonicalRequestForRequest:(NSURLRequest *)request {
7080     return request;
7081 }
7082
7083 - (void) _returnPNGWithImage:(UIImage *)icon forRequest:(NSURLRequest *)request {
7084     id<NSURLProtocolClient> client([self client]);
7085     if (icon == nil)
7086         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorFileDoesNotExist userInfo:nil]];
7087     else {
7088         NSData *data(UIImagePNGRepresentation(icon));
7089
7090         NSURLResponse *response([[[NSURLResponse alloc] initWithURL:[request URL] MIMEType:@"image/png" expectedContentLength:-1 textEncodingName:nil] autorelease]);
7091         [client URLProtocol:self didReceiveResponse:response cacheStoragePolicy:NSURLCacheStorageNotAllowed];
7092         [client URLProtocol:self didLoadData:data];
7093         [client URLProtocolDidFinishLoading:self];
7094     }
7095 }
7096
7097 - (void) startLoading {
7098     id<NSURLProtocolClient> client([self client]);
7099     NSURLRequest *request([self request]);
7100
7101     NSURL *url([request URL]);
7102     NSString *href([url absoluteString]);
7103     NSString *scheme([[url scheme] lowercaseString]);
7104
7105     NSString *path;
7106
7107     if ([scheme isEqualToString:@"cydia"])
7108         path = [href substringFromIndex:8];
7109     else if ([scheme isEqualToString:@"about"])
7110         path = [href substringFromIndex:12];
7111     else _assert(false);
7112
7113     NSRange slash([path rangeOfString:@"/"]);
7114
7115     NSString *command;
7116     if (slash.location == NSNotFound) {
7117         command = path;
7118         path = nil;
7119     } else {
7120         command = [path substringToIndex:slash.location];
7121         path = [path substringFromIndex:(slash.location + 1)];
7122     }
7123
7124     Database *database([Database sharedInstance]);
7125
7126     if ([command isEqualToString:@"package-icon"]) {
7127         if (path == nil)
7128             goto fail;
7129         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7130         Package *package([database packageWithName:path]);
7131         if (package == nil)
7132             goto fail;
7133         [package parse];
7134         UIImage *icon([package icon]);
7135         [self _returnPNGWithImage:icon forRequest:request];
7136     } else if ([command isEqualToString:@"uikit-image"]) {
7137         if (path == nil)
7138             goto fail;
7139         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7140         UIImage *icon(_UIImageWithName(path));
7141         [self _returnPNGWithImage:icon forRequest:request];
7142     } else if ([command isEqualToString:@"section-icon"]) {
7143         if (path == nil)
7144             goto fail;
7145         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7146         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, [path stringByReplacingOccurrencesOfString:@" " withString:@"_"]]]);
7147         if (icon == nil)
7148             icon = [UIImage applicationImageNamed:@"unknown.png"];
7149         [self _returnPNGWithImage:icon forRequest:request];
7150     } else fail: {
7151         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorResourceUnavailable userInfo:nil]];
7152     }
7153 }
7154
7155 - (void) stopLoading {
7156 }
7157
7158 @end
7159 /* }}} */
7160
7161 /* Section Controller {{{ */
7162 @interface SectionController : FilteredPackageListController {
7163     _H<NSString> section_;
7164 }
7165
7166 - (id) initWithDatabase:(Database *)database section:(NSString *)section;
7167
7168 @end
7169
7170 @implementation SectionController
7171
7172 - (NSURL *) navigationURL {
7173     NSString *name = section_;
7174     if (name == nil)
7175         name = @"all";
7176
7177     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sections/%@", name]];
7178 }
7179
7180 - (id) initWithDatabase:(Database *)database section:(NSString *)name {
7181     NSString *title;
7182     if (name == nil)
7183         title = UCLocalize("ALL_PACKAGES");
7184     else if (![name isEqual:@""])
7185         title = [[NSBundle mainBundle] localizedStringForKey:Simplify(name) value:nil table:@"Sections"];
7186     else
7187         title = UCLocalize("NO_SECTION");
7188
7189     if ((self = [super initWithDatabase:database title:title filter:@selector(isVisibleInSection:) with:name]) != nil) {
7190         section_ = name;
7191     } return self;
7192 }
7193
7194 @end
7195 /* }}} */
7196 /* Sections Controller {{{ */
7197 @interface SectionsController : CyteViewController <
7198     UITableViewDataSource,
7199     UITableViewDelegate
7200 > {
7201     _transient Database *database_;
7202     _H<NSMutableArray> sections_;
7203     _H<NSMutableArray> filtered_;
7204     _H<UITableView, 2> list_;
7205 }
7206
7207 - (id) initWithDatabase:(Database *)database;
7208 - (void) editButtonClicked;
7209
7210 @end
7211
7212 @implementation SectionsController
7213
7214 - (NSURL *) navigationURL {
7215     return [NSURL URLWithString:@"cydia://sections"];
7216 }
7217
7218 - (void) updateNavigationItem {
7219     [[self navigationItem] setTitle:[self isEditing] ? UCLocalize("SECTION_VISIBILITY") : UCLocalize("SECTIONS")];
7220     if ([sections_ count] == 0) {
7221         [[self navigationItem] setRightBarButtonItem:nil];
7222     } else {
7223         [[self navigationItem] setRightBarButtonItem:[[UIBarButtonItem alloc]
7224             initWithBarButtonSystemItem:([self isEditing] ? UIBarButtonSystemItemDone : UIBarButtonSystemItemEdit)
7225             target:self
7226             action:@selector(editButtonClicked)
7227         ] animated:([[self navigationItem] rightBarButtonItem] != nil)];
7228     }
7229 }
7230
7231 - (void) setEditing:(BOOL)editing animated:(BOOL)animated {
7232     [super setEditing:editing animated:animated];
7233
7234     if (editing)
7235         [list_ reloadData];
7236     else
7237         [delegate_ updateData];
7238
7239     [self updateNavigationItem];
7240 }
7241
7242 - (void) viewDidAppear:(BOOL)animated {
7243     [super viewDidAppear:animated];
7244     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7245 }
7246
7247 - (void) viewWillDisappear:(BOOL)animated {
7248     [super viewWillDisappear:animated];
7249     if ([self isEditing]) [self setEditing:NO];
7250 }
7251
7252 - (Section *) sectionAtIndexPath:(NSIndexPath *)indexPath {
7253     Section *section = nil;
7254     int index = [indexPath row];
7255     if (![self isEditing]) {
7256         index -= 1;
7257         if (index >= 0)
7258             section = [filtered_ objectAtIndex:index];
7259     } else {
7260         section = [sections_ objectAtIndex:index];
7261     }
7262     return section;
7263 }
7264
7265 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7266     if ([self isEditing])
7267         return [sections_ count];
7268     else
7269         return [filtered_ count] + 1;
7270 }
7271
7272 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
7273     return 45.0f;
7274 }*/
7275
7276 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7277     static NSString *reuseIdentifier = @"SectionCell";
7278
7279     SectionCell *cell = (SectionCell *)[tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
7280     if (cell == nil)
7281         cell = [[[SectionCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
7282
7283     [cell setSection:[self sectionAtIndexPath:indexPath] editing:[self isEditing]];
7284
7285     return cell;
7286 }
7287
7288 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
7289     if ([self isEditing])
7290         return;
7291
7292     Section *section = [self sectionAtIndexPath:indexPath];
7293
7294     SectionController *controller = [[[SectionController alloc]
7295         initWithDatabase:database_
7296         section:[section name]
7297     ] autorelease];
7298     [controller setDelegate:delegate_];
7299
7300     [[self navigationController] pushViewController:controller animated:YES];
7301 }
7302
7303 - (void) loadView {
7304     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7305
7306     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds]] autorelease];
7307     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7308     [list_ setRowHeight:45.0f];
7309     [(UITableView *) list_ setDataSource:self];
7310     [list_ setDelegate:self];
7311     [[self view] addSubview:list_];
7312 }
7313
7314 - (void) viewDidLoad {
7315     [super viewDidLoad];
7316
7317     [[self navigationItem] setTitle:UCLocalize("SECTIONS")];
7318 }
7319
7320 - (void) releaseSubviews {
7321     list_ = nil;
7322
7323     sections_ = nil;
7324     filtered_ = nil;
7325
7326     [super releaseSubviews];
7327 }
7328
7329 - (id) initWithDatabase:(Database *)database {
7330     if ((self = [super init]) != nil) {
7331         database_ = database;
7332     } return self;
7333 }
7334
7335 - (void) reloadData {
7336     [super reloadData];
7337
7338     NSArray *packages = [database_ packages];
7339
7340     sections_ = [NSMutableArray arrayWithCapacity:16];
7341     filtered_ = [NSMutableArray arrayWithCapacity:16];
7342
7343     NSMutableDictionary *sections([NSMutableDictionary dictionaryWithCapacity:32]);
7344
7345     _trace();
7346     for (Package *package in packages) {
7347         NSString *name([package section]);
7348         NSString *key(name == nil ? @"" : name);
7349
7350         Section *section;
7351
7352         _profile(SectionsView$reloadData$Section)
7353             section = [sections objectForKey:key];
7354             if (section == nil) {
7355                 _profile(SectionsView$reloadData$Section$Allocate)
7356                     section = [[[Section alloc] initWithName:key localize:YES] autorelease];
7357                     [sections setObject:section forKey:key];
7358                 _end
7359             }
7360         _end
7361
7362         [section addToCount];
7363
7364         _profile(SectionsView$reloadData$Filter)
7365             if (![package valid] || ![package visible])
7366                 continue;
7367         _end
7368
7369         [section addToRow];
7370     }
7371     _trace();
7372
7373     [sections_ addObjectsFromArray:[sections allValues]];
7374
7375     [sections_ sortUsingSelector:@selector(compareByLocalized:)];
7376
7377     for (Section *section in (id) sections_) {
7378         size_t count([section row]);
7379         if (count == 0)
7380             continue;
7381
7382         section = [[[Section alloc] initWithName:[section name] localized:[section localized]] autorelease];
7383         [section setCount:count];
7384         [filtered_ addObject:section];
7385     }
7386
7387     [self updateNavigationItem];
7388     [list_ reloadData];
7389     _trace();
7390 }
7391
7392 - (void) editButtonClicked {
7393     [self setEditing:![self isEditing] animated:YES];
7394 }
7395
7396 @end
7397 /* }}} */
7398
7399 /* Changes Controller {{{ */
7400 @interface ChangesController : CyteViewController <
7401     UITableViewDataSource,
7402     UITableViewDelegate
7403 > {
7404     _transient Database *database_;
7405     unsigned era_;
7406     _H<NSArray> packages_;
7407     _H<NSMutableArray> sections_;
7408     _H<UITableView, 2> list_;
7409     unsigned upgrades_;
7410 }
7411
7412 - (id) initWithDatabase:(Database *)database;
7413
7414 @end
7415
7416 @implementation ChangesController
7417
7418 - (NSURL *) navigationURL {
7419     return [NSURL URLWithString:@"cydia://changes"];
7420 }
7421
7422 - (void) viewDidAppear:(BOOL)animated {
7423     [super viewDidAppear:animated];
7424     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7425 }
7426
7427 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
7428     NSInteger count([sections_ count]);
7429     return count == 0 ? 1 : count;
7430 }
7431
7432 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
7433     if ([sections_ count] == 0)
7434         return nil;
7435     return [[sections_ objectAtIndex:section] name];
7436 }
7437
7438 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
7439     if ([sections_ count] == 0)
7440         return 0;
7441     return [[sections_ objectAtIndex:section] count];
7442 }
7443
7444 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
7445 @synchronized (database_) {
7446     if ([database_ era] != era_)
7447         return nil;
7448
7449     NSUInteger sectionIndex([path section]);
7450     if (sectionIndex >= [sections_ count])
7451         return nil;
7452     Section *section([sections_ objectAtIndex:sectionIndex]);
7453     NSInteger row([path row]);
7454     return [[[packages_ objectAtIndex:([section row] + row)] retain] autorelease];
7455 } }
7456
7457 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
7458     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
7459     if (cell == nil)
7460         cell = [[[PackageCell alloc] init] autorelease];
7461
7462     Package *package([database_ packageWithName:[[self packageAtIndexPath:path] id]]);
7463     [cell setPackage:package asSummary:false];
7464     return cell;
7465 }
7466
7467 - (NSIndexPath *) tableView:(UITableView *)table willSelectRowAtIndexPath:(NSIndexPath *)path {
7468     Package *package([self packageAtIndexPath:path]);
7469     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id]] autorelease]);
7470     [view setDelegate:delegate_];
7471     [[self navigationController] pushViewController:view animated:YES];
7472     return path;
7473 }
7474
7475 - (void) refreshButtonClicked {
7476     [delegate_ beginUpdate];
7477     [[self navigationItem] setLeftBarButtonItem:nil animated:YES];
7478 }
7479
7480 - (void) upgradeButtonClicked {
7481     [delegate_ distUpgrade];
7482     [[self navigationItem] setRightBarButtonItem:nil animated:YES];
7483 }
7484
7485 - (void) loadView {
7486     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7487
7488     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain] autorelease];
7489     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7490     [list_ setRowHeight:73];
7491     [(UITableView *) list_ setDataSource:self];
7492     [list_ setDelegate:self];
7493     [[self view] addSubview:list_];
7494 }
7495
7496 - (void) viewDidLoad {
7497     [super viewDidLoad];
7498
7499     [[self navigationItem] setTitle:UCLocalize("CHANGES")];
7500 }
7501
7502 - (void) releaseSubviews {
7503     list_ = nil;
7504
7505     packages_ = nil;
7506     sections_ = nil;
7507
7508     [super releaseSubviews];
7509 }
7510
7511 - (id) initWithDatabase:(Database *)database {
7512     if ((self = [super init]) != nil) {
7513         database_ = database;
7514     } return self;
7515 }
7516
7517 - (NSMutableArray *) _reloadPackages {
7518 @synchronized (database_) {
7519     era_ = [database_ era];
7520     NSArray *packages([database_ packages]);
7521
7522     NSMutableArray *filtered([NSMutableArray arrayWithCapacity:[packages count]]);
7523
7524     _trace();
7525     _profile(ChangesController$_reloadPackages$Filter)
7526         for (Package *package in packages)
7527             if ([package upgradableAndEssential:YES] || [package visible])
7528                 CFArrayAppendValue((CFMutableArrayRef) filtered, package);
7529     _end
7530     _trace();
7531     _profile(ChangesController$_reloadPackages$radixSort)
7532         [filtered radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackageChangesRadix) withContext:NULL];
7533     _end
7534     _trace();
7535
7536     return filtered;
7537 } }
7538
7539 - (void) _reloadData {
7540     NSArray *packages;
7541
7542   reload:
7543     if (true) {
7544         UIProgressHUD *hud([delegate_ addProgressHUD]);
7545         [hud setText:UCLocalize("LOADING")];
7546         //NSLog(@"HUD:%@::%@", delegate_, hud);
7547         packages = [self yieldToSelector:@selector(_reloadPackages)];
7548         [delegate_ removeProgressHUD:hud];
7549     } else {
7550         packages = [self _reloadPackages];
7551     }
7552
7553 @synchronized (database_) {
7554     if (era_ != [database_ era])
7555         goto reload;
7556
7557     packages_ = packages;
7558     sections_ = [NSMutableArray arrayWithCapacity:16];
7559
7560     Section *upgradable = [[[Section alloc] initWithName:UCLocalize("AVAILABLE_UPGRADES") localize:NO] autorelease];
7561     Section *ignored = nil;
7562     Section *section = nil;
7563     time_t last = 0;
7564
7565     upgrades_ = 0;
7566     bool unseens = false;
7567
7568     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle));
7569
7570     for (size_t offset = 0, count = [packages_ count]; offset != count; ++offset) {
7571         Package *package = [packages_ objectAtIndex:offset];
7572
7573         BOOL uae = [package upgradableAndEssential:YES];
7574
7575         if (!uae) {
7576             unseens = true;
7577             time_t seen([package seen]);
7578
7579             if (section == nil || last != seen) {
7580                 last = seen;
7581
7582                 NSString *name;
7583                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:seen]);
7584                 [name autorelease];
7585
7586                 _profile(ChangesController$reloadData$Allocate)
7587                     name = [NSString stringWithFormat:UCLocalize("NEW_AT"), name];
7588                     section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
7589                     [sections_ addObject:section];
7590                 _end
7591             }
7592
7593             [section addToCount];
7594         } else if ([package ignored]) {
7595             if (ignored == nil) {
7596                 ignored = [[[Section alloc] initWithName:UCLocalize("IGNORED_UPGRADES") row:offset localize:NO] autorelease];
7597             }
7598             [ignored addToCount];
7599         } else {
7600             ++upgrades_;
7601             [upgradable addToCount];
7602         }
7603     }
7604     _trace();
7605
7606     CFRelease(formatter);
7607
7608     if (unseens) {
7609         Section *last = [sections_ lastObject];
7610         size_t count = [last count];
7611         [packages_ removeObjectsInRange:NSMakeRange([packages_ count] - count, count)];
7612         [sections_ removeLastObject];
7613     }
7614
7615     if ([ignored count] != 0)
7616         [sections_ insertObject:ignored atIndex:0];
7617     if (upgrades_ != 0)
7618         [sections_ insertObject:upgradable atIndex:0];
7619
7620     [list_ reloadData];
7621
7622     [[self navigationItem] setRightBarButtonItem:(upgrades_ == 0 ? nil : [[[UIBarButtonItem alloc]
7623         initWithTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("UPGRADE"), [NSString stringWithFormat:@"%u", upgrades_]]
7624         style:UIBarButtonItemStylePlain
7625         target:self
7626         action:@selector(upgradeButtonClicked)
7627     ] autorelease]) animated:YES];
7628
7629     [[self navigationItem] setLeftBarButtonItem:([delegate_ updating] ? nil : [[[UIBarButtonItem alloc]
7630         initWithTitle:UCLocalize("REFRESH")
7631         style:UIBarButtonItemStylePlain
7632         target:self
7633         action:@selector(refreshButtonClicked)
7634     ] autorelease]) animated:YES];
7635
7636     PrintTimes();
7637 } }
7638
7639 - (void) reloadData {
7640     [super reloadData];
7641     [self performSelector:@selector(_reloadData) withObject:nil afterDelay:0];
7642 }
7643
7644 @end
7645 /* }}} */
7646 /* Search Controller {{{ */
7647 @interface SearchController : FilteredPackageListController <
7648     UISearchBarDelegate
7649 > {
7650     _H<UISearchBar, 1> search_;
7651     BOOL searchloaded_;
7652 }
7653
7654 - (id) initWithDatabase:(Database *)database query:(NSString *)query;
7655 - (void) reloadData;
7656
7657 @end
7658
7659 @implementation SearchController
7660
7661 - (NSURL *) navigationURL {
7662     if ([search_ text] == nil || [[search_ text] isEqualToString:@""])
7663         return [NSURL URLWithString:@"cydia://search"];
7664     else
7665         return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://search/%@", [search_ text]]];
7666 }
7667
7668 - (void) useSearch {
7669     [self setObject:[[search_ text] componentsSeparatedByString:@" "] forFilter:@selector(isUnfilteredAndSearchedForBy:)];
7670     [self clearData];
7671     [self reloadData];
7672 }
7673
7674 - (void) viewWillAppear:(BOOL)animated {
7675     [super viewWillAppear:animated];
7676
7677     if ([self filter] == @selector(isUnfilteredAndSelectedForBy:))
7678         [self useSearch];
7679 }
7680
7681 - (void) searchBarTextDidBeginEditing:(UISearchBar *)searchBar {
7682     [self setObject:[search_ text] forFilter:@selector(isUnfilteredAndSelectedForBy:)];
7683     [self clearData];
7684     [self reloadData];
7685 }
7686
7687 - (void) searchBarButtonClicked:(UISearchBar *)searchBar {
7688     [search_ resignFirstResponder];
7689     [self useSearch];
7690 }
7691
7692 - (void) searchBarCancelButtonClicked:(UISearchBar *)searchBar {
7693     [search_ setText:@""];
7694     [self searchBarButtonClicked:searchBar];
7695 }
7696
7697 - (void) searchBarSearchButtonClicked:(UISearchBar *)searchBar {
7698     [self searchBarButtonClicked:searchBar];
7699 }
7700
7701 - (void) searchBar:(UISearchBar *)searchBar textDidChange:(NSString *)text {
7702     [self setObject:text forFilter:@selector(isUnfilteredAndSelectedForBy:)];
7703     [self reloadData];
7704 }
7705
7706 - (bool) shouldYield {
7707     return YES;
7708 }
7709
7710 - (bool) shouldBlock {
7711     return [self filter] == @selector(isUnfilteredAndSearchedForBy:);
7712 }
7713
7714 - (bool) isSummarized {
7715     return [self filter] == @selector(isUnfilteredAndSelectedForBy:);
7716 }
7717
7718 - (bool) showsSections {
7719     return false;
7720 }
7721
7722 - (NSMutableArray *) _reloadPackages {
7723     NSMutableArray *packages([super _reloadPackages]);
7724     if ([self filter] == @selector(isUnfilteredAndSearchedForBy:))
7725         [packages radixSortUsingSelector:@selector(rank)];
7726     return packages;
7727 }
7728
7729 - (id) initWithDatabase:(Database *)database query:(NSString *)query {
7730     if ((self = [super initWithDatabase:database title:UCLocalize("SEARCH") filter:@selector(isUnfilteredAndSearchedForBy:) with:[query componentsSeparatedByString:@" "]])) {
7731         search_ = [[[UISearchBar alloc] init] autorelease];
7732         [search_ setDelegate:self];
7733
7734         if (query != nil)
7735             [search_ setText:query];
7736     } return self;
7737 }
7738
7739 - (void) viewDidAppear:(BOOL)animated {
7740     [super viewDidAppear:animated];
7741
7742     if (!searchloaded_) {
7743         searchloaded_ = YES;
7744         [search_ setFrame:CGRectMake(0, 0, [[self view] bounds].size.width, 44.0f)];
7745         [search_ layoutSubviews];
7746         [search_ setPlaceholder:UCLocalize("SEARCH_EX")];
7747
7748         UITextField *textField;
7749         if ([search_ respondsToSelector:@selector(searchField)])
7750             textField = [search_ searchField];
7751         else
7752             textField = MSHookIvar<UITextField *>(search_, "_searchField");
7753
7754         [textField setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
7755         [textField setEnablesReturnKeyAutomatically:NO];
7756         [[self navigationItem] setTitleView:textField];
7757     }
7758 }
7759
7760 - (void) reloadData {
7761     id object([search_ text]);
7762     if ([self filter] == @selector(isUnfilteredAndSearchedForBy:))
7763         object = [object componentsSeparatedByString:@" "];
7764
7765     [self setObject:object];
7766     [self resetCursor];
7767
7768     [super reloadData];
7769 }
7770
7771 - (void) didSelectPackage:(Package *)package {
7772     [search_ resignFirstResponder];
7773     [super didSelectPackage:package];
7774 }
7775
7776 @end
7777 /* }}} */
7778 /* Package Settings Controller {{{ */
7779 @interface PackageSettingsController : CyteViewController <
7780     UITableViewDataSource,
7781     UITableViewDelegate
7782 > {
7783     _transient Database *database_;
7784     _H<NSString> name_;
7785     _H<Package> package_;
7786     _H<UITableView, 2> table_;
7787     _H<UISwitch> subscribedSwitch_;
7788     _H<UISwitch> ignoredSwitch_;
7789     _H<UITableViewCell> subscribedCell_;
7790     _H<UITableViewCell> ignoredCell_;
7791 }
7792
7793 - (id) initWithDatabase:(Database *)database package:(NSString *)package;
7794
7795 @end
7796
7797 @implementation PackageSettingsController
7798
7799 - (NSURL *) navigationURL {
7800     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/settings", (id) name_]];
7801 }
7802
7803 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
7804     if (package_ == nil)
7805         return 0;
7806
7807     if ([package_ installed] == nil)
7808         return 1;
7809     else
7810         return 2;
7811 }
7812
7813 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7814     if (package_ == nil)
7815         return 0;
7816
7817     // both sections contain just one item right now.
7818     return 1;
7819 }
7820
7821 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
7822     return nil;
7823 }
7824
7825 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
7826     if (section == 0)
7827         return UCLocalize("SHOW_ALL_CHANGES_EX");
7828     else
7829         return UCLocalize("IGNORE_UPGRADES_EX");
7830 }
7831
7832 - (void) onSubscribed:(id)control {
7833     bool value([control isOn]);
7834     if (package_ == nil)
7835         return;
7836     if ([package_ setSubscribed:value])
7837         [delegate_ updateData];
7838 }
7839
7840 - (void) _updateIgnored {
7841     const char *package([name_ UTF8String]);
7842     bool on([ignoredSwitch_ isOn]);
7843
7844     pid_t pid(ExecFork());
7845     if (pid == 0) {
7846         FILE *dpkg(popen("dpkg --set-selections", "w"));
7847         fwrite(package, strlen(package), 1, dpkg);
7848
7849         if (on)
7850             fwrite(" hold\n", 6, 1, dpkg);
7851         else
7852             fwrite(" install\n", 9, 1, dpkg);
7853
7854         pclose(dpkg);
7855
7856         exit(0);
7857         _assert(false);
7858     }
7859
7860     ReapZombie(pid);
7861 }
7862
7863 - (void) onIgnored:(id)control {
7864     NSInvocation *invocation([NSInvocation invocationWithMethodSignature:[self methodSignatureForSelector:@selector(_updateIgnored)]]);
7865     [invocation setTarget:self];
7866     [invocation setSelector:@selector(_updateIgnored)];
7867
7868     [delegate_ reloadDataWithInvocation:invocation];
7869 }
7870
7871 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7872     if (package_ == nil)
7873         return nil;
7874
7875     switch ([indexPath section]) {
7876         case 0: return subscribedCell_;
7877         case 1: return ignoredCell_;
7878
7879         _nodefault
7880     }
7881
7882     return nil;
7883 }
7884
7885 - (void) loadView {
7886     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7887
7888     table_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped] autorelease];
7889     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7890     [(UITableView *) table_ setDataSource:self];
7891     [table_ setDelegate:self];
7892     [[self view] addSubview:table_];
7893
7894     subscribedSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
7895     [subscribedSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7896     [subscribedSwitch_ addTarget:self action:@selector(onSubscribed:) forEvents:UIControlEventValueChanged];
7897
7898     ignoredSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
7899     [ignoredSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7900     [ignoredSwitch_ addTarget:self action:@selector(onIgnored:) forEvents:UIControlEventValueChanged];
7901
7902     subscribedCell_ = [[[UITableViewCell alloc] init] autorelease];
7903     [subscribedCell_ setText:UCLocalize("SHOW_ALL_CHANGES")];
7904     [subscribedCell_ setAccessoryView:subscribedSwitch_];
7905     [subscribedCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7906
7907     ignoredCell_ = [[[UITableViewCell alloc] init] autorelease];
7908     [ignoredCell_ setText:UCLocalize("IGNORE_UPGRADES")];
7909     [ignoredCell_ setAccessoryView:ignoredSwitch_];
7910     [ignoredCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7911 }
7912
7913 - (void) viewDidLoad {
7914     [super viewDidLoad];
7915
7916     [[self navigationItem] setTitle:UCLocalize("SETTINGS")];
7917 }
7918
7919 - (void) releaseSubviews {
7920     ignoredCell_ = nil;
7921     subscribedCell_ = nil;
7922     table_ = nil;
7923     ignoredSwitch_ = nil;
7924     subscribedSwitch_ = nil;
7925
7926     [super releaseSubviews];
7927 }
7928
7929 - (id) initWithDatabase:(Database *)database package:(NSString *)package {
7930     if ((self = [super init]) != nil) {
7931         database_ = database;
7932         name_ = package;
7933     } return self;
7934 }
7935
7936 - (void) reloadData {
7937     [super reloadData];
7938
7939     package_ = [database_ packageWithName:name_];
7940
7941     if (package_ != nil) {
7942         [subscribedSwitch_ setOn:([package_ subscribed] ? 1 : 0) animated:NO];
7943         [ignoredSwitch_ setOn:([package_ ignored] ? 1 : 0) animated:NO];
7944     } // XXX: what now, G?
7945
7946     [table_ reloadData];
7947 }
7948
7949 @end
7950 /* }}} */
7951
7952 /* Installed Controller {{{ */
7953 @interface InstalledController : FilteredPackageListController {
7954     BOOL expert_;
7955 }
7956
7957 - (id) initWithDatabase:(Database *)database;
7958
7959 - (void) updateRoleButton;
7960 - (void) queueStatusDidChange;
7961
7962 @end
7963
7964 @implementation InstalledController
7965
7966 - (NSURL *) navigationURL {
7967     return [NSURL URLWithString:@"cydia://installed"];
7968 }
7969
7970 - (id) initWithDatabase:(Database *)database {
7971     if ((self = [super initWithDatabase:database title:UCLocalize("INSTALLED") filter:@selector(isInstalledAndUnfiltered:) with:[NSNumber numberWithBool:YES]]) != nil) {
7972         [self updateRoleButton];
7973         [self queueStatusDidChange];
7974     } return self;
7975 }
7976
7977 #if !AlwaysReload
7978 - (void) queueButtonClicked {
7979     [delegate_ queue];
7980 }
7981 #endif
7982
7983 - (void) queueStatusDidChange {
7984 #if !AlwaysReload
7985     if (IsWildcat_) {
7986         if (Queuing_) {
7987             [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7988                 initWithTitle:UCLocalize("QUEUE")
7989                 style:UIBarButtonItemStyleDone
7990                 target:self
7991                 action:@selector(queueButtonClicked)
7992             ] autorelease]];
7993         } else {
7994             [[self navigationItem] setLeftBarButtonItem:nil];
7995         }
7996     }
7997 #endif
7998 }
7999
8000 - (void) updateRoleButton {
8001     if (Role_ != nil && ![Role_ isEqualToString:@"Developer"])
8002         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8003             initWithTitle:(expert_ ? UCLocalize("EXPERT") : UCLocalize("SIMPLE"))
8004             style:(expert_ ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8005             target:self
8006             action:@selector(roleButtonClicked)
8007         ] autorelease]];
8008 }
8009
8010 - (void) roleButtonClicked {
8011     [self setObject:[NSNumber numberWithBool:expert_]];
8012     [self reloadData];
8013     expert_ = !expert_;
8014
8015     [self updateRoleButton];
8016 }
8017
8018 @end
8019 /* }}} */
8020
8021 /* Source Cell {{{ */
8022 @interface SourceCell : CyteTableViewCell <
8023     CyteTableViewCellDelegate
8024 > {
8025     _H<NSURL> url_;
8026     _H<UIImage> icon_;
8027     _H<NSString> origin_;
8028     _H<NSString> label_;
8029 }
8030
8031 - (void) setSource:(Source *)source;
8032
8033 @end
8034
8035 @implementation SourceCell
8036
8037 - (void) _setImage:(NSArray *)data {
8038     if ([url_ isEqual:[data objectAtIndex:0]]) {
8039         icon_ = [data objectAtIndex:1];
8040         [content_ setNeedsDisplay];
8041     }
8042 }
8043
8044 - (void) _setSource:(NSURL *) url {
8045     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
8046
8047     if (NSData *data = [NSURLConnection
8048         sendSynchronousRequest:[NSURLRequest
8049             requestWithURL:url
8050             //cachePolicy:NSURLRequestUseProtocolCachePolicy
8051             //timeoutInterval:5
8052         ]
8053
8054         returningResponse:NULL
8055         error:NULL
8056     ])
8057         if (UIImage *image = [UIImage imageWithData:data])
8058             [self performSelectorOnMainThread:@selector(_setImage:) withObject:[NSArray arrayWithObjects:url, image, nil] waitUntilDone:NO];
8059
8060     [pool release];
8061 }
8062
8063 - (void) setSource:(Source *)source {
8064     icon_ = [UIImage applicationImageNamed:@"unknown.png"];
8065
8066     origin_ = [source name];
8067     label_ = [source rooturi];
8068
8069     [content_ setNeedsDisplay];
8070
8071     url_ = [source iconURL];
8072     [NSThread detachNewThreadSelector:@selector(_setSource:) toTarget:self withObject:url_];
8073 }
8074
8075 - (SourceCell *) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
8076     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
8077         UIView *content([self contentView]);
8078         CGRect bounds([content bounds]);
8079
8080         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
8081         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8082         [content_ setBackgroundColor:[UIColor whiteColor]];
8083         [content addSubview:content_];
8084
8085         [content_ setDelegate:self];
8086         [content_ setOpaque:YES];
8087
8088         [[content_ layer] setContentsGravity:kCAGravityTopLeft];
8089     } return self;
8090 }
8091
8092 - (NSString *) accessibilityLabel {
8093     return label_;
8094 }
8095
8096 - (void) drawContentRect:(CGRect)rect {
8097     bool highlighted(highlighted_);
8098     float width(rect.size.width);
8099
8100     if (icon_ != nil) {
8101         CGRect rect;
8102         rect.size = [(UIImage *) icon_ size];
8103
8104         while (rect.size.width > 32 || rect.size.height > 32) {
8105             rect.size.width /= 2;
8106             rect.size.height /= 2;
8107         }
8108
8109         rect.origin.x = 25 - rect.size.width / 2;
8110         rect.origin.y = 25 - rect.size.height / 2;
8111
8112         [icon_ drawInRect:rect];
8113     }
8114
8115     if (highlighted)
8116         UISetColor(White_);
8117
8118     if (!highlighted)
8119         UISetColor(Black_);
8120     [origin_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - 65) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
8121
8122     if (!highlighted)
8123         UISetColor(Gray_);
8124     [label_ drawAtPoint:CGPointMake(48, 29) forWidth:(width - 65) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
8125 }
8126
8127 @end
8128 /* }}} */
8129 /* Source Controller {{{ */
8130 @interface SourceController : FilteredPackageListController {
8131     _transient Source *source_;
8132     _H<NSString> key_;
8133 }
8134
8135 - (id) initWithDatabase:(Database *)database source:(Source *)source;
8136
8137 @end
8138
8139 @implementation SourceController
8140
8141 - (NSURL *) navigationURL {
8142     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sources/%@", [key_ stringByAddingPercentEscapesIncludingReserved]]];
8143 }
8144
8145 - (id) initWithDatabase:(Database *)database source:(Source *)source {
8146     if ((self = [super initWithDatabase:database title:[source label] filter:@selector(isVisibleInSource:) with:source]) != nil) {
8147         source_ = source;
8148         key_ = [source key];
8149     } return self;
8150 }
8151
8152 - (void) reloadData {
8153     source_ = [database_ sourceWithKey:key_];
8154     key_ = [source_ key];
8155     [self setObject:source_];
8156
8157     [[self navigationItem] setTitle:[source_ label]];
8158
8159     [super reloadData];
8160 }
8161
8162 @end
8163 /* }}} */
8164 /* Sources Controller {{{ */
8165 @interface SourcesController : CyteViewController <
8166     UITableViewDataSource,
8167     UITableViewDelegate
8168 > {
8169     _transient Database *database_;
8170     unsigned era_;
8171
8172     _H<UITableView, 2> list_;
8173     _H<NSMutableArray> sources_;
8174     int offset_;
8175
8176     _H<NSString> href_;
8177     _H<UIProgressHUD> hud_;
8178     _H<NSError> error_;
8179
8180     //NSURLConnection *installer_;
8181     NSURLConnection *trivial_;
8182     NSURLConnection *trivial_bz2_;
8183     NSURLConnection *trivial_gz_;
8184     //NSURLConnection *automatic_;
8185
8186     BOOL cydia_;
8187 }
8188
8189 - (id) initWithDatabase:(Database *)database;
8190 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated;
8191
8192 @end
8193
8194 @implementation SourcesController
8195
8196 - (void) _releaseConnection:(NSURLConnection *)connection {
8197     if (connection != nil) {
8198         [connection cancel];
8199         //[connection setDelegate:nil];
8200         [connection release];
8201     }
8202 }
8203
8204 - (void) dealloc {
8205     //[self _releaseConnection:installer_];
8206     [self _releaseConnection:trivial_];
8207     [self _releaseConnection:trivial_gz_];
8208     [self _releaseConnection:trivial_bz2_];
8209     //[self _releaseConnection:automatic_];
8210
8211     [super dealloc];
8212 }
8213
8214 - (NSURL *) navigationURL {
8215     return [NSURL URLWithString:@"cydia://sources"];
8216 }
8217
8218 - (void) viewDidAppear:(BOOL)animated {
8219     [super viewDidAppear:animated];
8220     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
8221 }
8222
8223 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8224     return 1;
8225 }
8226
8227 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
8228     return nil;
8229 }
8230
8231 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8232     return [sources_ count];
8233 }
8234
8235 - (Source *) sourceAtIndexPath:(NSIndexPath *)indexPath {
8236 @synchronized (database_) {
8237     if ([database_ era] != era_)
8238         return nil;
8239
8240     return [sources_ objectAtIndex:[indexPath row]];
8241 } }
8242
8243 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8244     static NSString *cellIdentifier = @"SourceCell";
8245
8246     SourceCell *cell = (SourceCell *) [tableView dequeueReusableCellWithIdentifier:cellIdentifier];
8247     if(cell == nil) cell = [[[SourceCell alloc] initWithFrame:CGRectZero reuseIdentifier:cellIdentifier] autorelease];
8248     [cell setSource:[self sourceAtIndexPath:indexPath]];
8249     [cell setAccessoryType:UITableViewCellAccessoryDisclosureIndicator];
8250
8251     return cell;
8252 }
8253
8254 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
8255     Source *source = [self sourceAtIndexPath:indexPath];
8256
8257     SourceController *controller = [[[SourceController alloc]
8258         initWithDatabase:database_
8259         source:source
8260     ] autorelease];
8261
8262     [controller setDelegate:delegate_];
8263
8264     [[self navigationController] pushViewController:controller animated:YES];
8265 }
8266
8267 - (BOOL) tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath {
8268     Source *source = [self sourceAtIndexPath:indexPath];
8269     return [source record] != nil;
8270 }
8271
8272 - (void) tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath {
8273     if (editingStyle ==  UITableViewCellEditingStyleDelete) {
8274         Source *source = [self sourceAtIndexPath:indexPath];
8275         [Sources_ removeObjectForKey:[source key]];
8276         [delegate_ syncData];
8277     }
8278 }
8279
8280 - (void) complete {
8281     [delegate_ addTrivialSource:href_];
8282     href_ = nil;
8283
8284     [delegate_ syncData];
8285 }
8286
8287 - (NSString *) getWarning {
8288     NSString *href(href_);
8289     NSRange colon([href rangeOfString:@"://"]);
8290     if (colon.location != NSNotFound)
8291         href = [href substringFromIndex:(colon.location + 3)];
8292     href = [href stringByAddingPercentEscapes];
8293     href = [CydiaURL(@"api/repotag/") stringByAppendingString:href];
8294
8295     NSURL *url([NSURL URLWithString:href]);
8296
8297     NSStringEncoding encoding;
8298     NSError *error(nil);
8299
8300     if (NSString *warning = [NSString stringWithContentsOfURL:url usedEncoding:&encoding error:&error])
8301         return [warning length] == 0 ? nil : warning;
8302     return nil;
8303 }
8304
8305 - (void) _endConnection:(NSURLConnection *)connection {
8306     // XXX: the memory management in this method is horribly awkward
8307
8308     NSURLConnection **field = NULL;
8309     if (connection == trivial_)
8310         field = &trivial_;
8311     else if (connection == trivial_bz2_)
8312         field = &trivial_bz2_;
8313     else if (connection == trivial_gz_)
8314         field = &trivial_gz_;
8315     _assert(field != NULL);
8316     [connection release];
8317     *field = nil;
8318
8319     if (
8320         trivial_ == nil &&
8321         trivial_bz2_ == nil &&
8322         trivial_gz_ == nil
8323     ) {
8324         NSString *warning(cydia_ ? [self yieldToSelector:@selector(getWarning)] : nil);
8325
8326         [delegate_ releaseNetworkActivityIndicator];
8327
8328         [delegate_ removeProgressHUD:hud_];
8329         hud_ = nil;
8330
8331         if (cydia_) {
8332             if (warning != nil) {
8333                 UIAlertView *alert = [[[UIAlertView alloc]
8334                     initWithTitle:UCLocalize("SOURCE_WARNING")
8335                     message:warning
8336                     delegate:self
8337                     cancelButtonTitle:UCLocalize("CANCEL")
8338                     otherButtonTitles:
8339                         UCLocalize("ADD_ANYWAY"),
8340                     nil
8341                 ] autorelease];
8342
8343                 [alert setContext:@"warning"];
8344                 [alert setNumberOfRows:1];
8345                 [alert show];
8346
8347                 // XXX: there used to be this great mechanism called yieldToPopup... who deleted it?
8348                 error_ = nil;
8349                 return;
8350             }
8351
8352             [self complete];
8353         } else if (error_ != nil) {
8354             UIAlertView *alert = [[[UIAlertView alloc]
8355                 initWithTitle:UCLocalize("VERIFICATION_ERROR")
8356                 message:[error_ localizedDescription]
8357                 delegate:self
8358                 cancelButtonTitle:UCLocalize("OK")
8359                 otherButtonTitles:nil
8360             ] autorelease];
8361
8362             [alert setContext:@"urlerror"];
8363             [alert show];
8364
8365             href_ = nil;
8366         } else {
8367             UIAlertView *alert = [[[UIAlertView alloc]
8368                 initWithTitle:UCLocalize("NOT_REPOSITORY")
8369                 message:UCLocalize("NOT_REPOSITORY_EX")
8370                 delegate:self
8371                 cancelButtonTitle:UCLocalize("OK")
8372                 otherButtonTitles:nil
8373             ] autorelease];
8374
8375             [alert setContext:@"trivial"];
8376             [alert show];
8377
8378             href_ = nil;
8379         }
8380
8381         error_ = nil;
8382     }
8383 }
8384
8385 - (void) connection:(NSURLConnection *)connection didReceiveResponse:(NSHTTPURLResponse *)response {
8386     switch ([response statusCode]) {
8387         case 200:
8388             cydia_ = YES;
8389     }
8390 }
8391
8392 - (void) connection:(NSURLConnection *)connection didFailWithError:(NSError *)error {
8393     lprintf("connection:\"%s\" didFailWithError:\"%s\"", [href_ UTF8String], [[error localizedDescription] UTF8String]);
8394     error_ = error;
8395     [self _endConnection:connection];
8396 }
8397
8398 - (void) connectionDidFinishLoading:(NSURLConnection *)connection {
8399     [self _endConnection:connection];
8400 }
8401
8402 - (NSURLConnection *) _requestHRef:(NSString *)href method:(NSString *)method {
8403     NSURL *url([NSURL URLWithString:href]);
8404
8405     NSMutableURLRequest *request = [NSMutableURLRequest
8406         requestWithURL:url
8407         cachePolicy:NSURLRequestUseProtocolCachePolicy
8408         timeoutInterval:120.0
8409     ];
8410
8411     [request setHTTPMethod:method];
8412
8413     if (Machine_ != NULL)
8414         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
8415
8416     if ([url isCydiaSecure]) {
8417         if (UniqueID_ != nil) {
8418             [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
8419             [request setValue:UniqueID_ forHTTPHeaderField:@"X-Cydia-Id"];
8420         }
8421     }
8422
8423     return [[[NSURLConnection alloc] initWithRequest:request delegate:self] autorelease];
8424 }
8425
8426 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
8427     NSString *context([alert context]);
8428
8429     if ([context isEqualToString:@"source"]) {
8430         switch (button) {
8431             case 1: {
8432                 NSString *href = [[alert textField] text];
8433
8434                 //installer_ = [[self _requestHRef:href method:@"GET"] retain];
8435
8436                 if (![href hasSuffix:@"/"])
8437                     href_ = [href stringByAppendingString:@"/"];
8438                 else
8439                     href_ = href;
8440
8441                 trivial_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages"] method:@"HEAD"] retain];
8442                 trivial_bz2_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.bz2"] method:@"HEAD"] retain];
8443                 trivial_gz_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.gz"] method:@"HEAD"] retain];
8444                 //trivial_bz2_ = [[self _requestHRef:[href stringByAppendingString:@"dists/Release"] method:@"HEAD"] retain];
8445
8446                 cydia_ = false;
8447
8448                 // XXX: this is stupid
8449                 hud_ = [delegate_ addProgressHUD];
8450                 [hud_ setText:UCLocalize("VERIFYING_URL")];
8451                 [delegate_ retainNetworkActivityIndicator];
8452             } break;
8453
8454             case 0:
8455             break;
8456
8457             _nodefault
8458         }
8459
8460         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8461     } else if ([context isEqualToString:@"trivial"])
8462         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8463     else if ([context isEqualToString:@"urlerror"])
8464         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8465     else if ([context isEqualToString:@"warning"]) {
8466         switch (button) {
8467             case 1:
8468                 [self performSelector:@selector(complete) withObject:nil afterDelay:0];
8469             break;
8470
8471             case 0:
8472             break;
8473
8474             _nodefault
8475         }
8476
8477         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8478     }
8479 }
8480
8481 - (void) loadView {
8482     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8483
8484     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain] autorelease];
8485     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8486     [list_ setRowHeight:53];
8487     [(UITableView *) list_ setDataSource:self];
8488     [list_ setDelegate:self];
8489     [[self view] addSubview:list_];
8490 }
8491
8492 - (void) viewDidLoad {
8493     [super viewDidLoad];
8494
8495     [[self navigationItem] setTitle:UCLocalize("SOURCES")];
8496     [self updateButtonsForEditingStatus:NO animated:NO];
8497 }
8498
8499 - (void) releaseSubviews {
8500     list_ = nil;
8501
8502     sources_ = nil;
8503
8504     [super releaseSubviews];
8505 }
8506
8507 - (id) initWithDatabase:(Database *)database {
8508     if ((self = [super init]) != nil) {
8509         database_ = database;
8510     } return self;
8511 }
8512
8513 - (void) reloadData {
8514     [super reloadData];
8515
8516 @synchronized (database_) {
8517     era_ = [database_ era];
8518
8519     pkgSourceList list;
8520     if ([database_ popErrorWithTitle:UCLocalize("SOURCES") forOperation:list.ReadMainList()])
8521         return;
8522
8523     sources_ = [NSMutableArray arrayWithCapacity:16];
8524     [sources_ addObjectsFromArray:[database_ sources]];
8525     _trace();
8526     [sources_ sortUsingSelector:@selector(compareByName:)];
8527     _trace();
8528
8529     int count([sources_ count]);
8530     offset_ = 0;
8531     for (int i = 0; i != count; i++) {
8532         if ([[sources_ objectAtIndex:i] record] == nil)
8533             break;
8534         offset_++;
8535     }
8536
8537     [list_ setEditing:NO];
8538     [self updateButtonsForEditingStatus:NO animated:NO];
8539     [list_ reloadData];
8540 } }
8541
8542 - (void) showAddSourcePrompt {
8543     UIAlertView *alert = [[[UIAlertView alloc]
8544         initWithTitle:UCLocalize("ENTER_APT_URL")
8545         message:nil
8546         delegate:self
8547         cancelButtonTitle:UCLocalize("CANCEL")
8548         otherButtonTitles:
8549             UCLocalize("ADD_SOURCE"),
8550         nil
8551     ] autorelease];
8552
8553     [alert setContext:@"source"];
8554
8555     [alert setNumberOfRows:1];
8556     [alert addTextFieldWithValue:@"http://" label:@""];
8557
8558     UITextInputTraits *traits = [[alert textField] textInputTraits];
8559     [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
8560     [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
8561     [traits setKeyboardType:UIKeyboardTypeURL];
8562     // XXX: UIReturnKeyDone
8563     [traits setReturnKeyType:UIReturnKeyNext];
8564
8565     [alert show];
8566 }
8567
8568 - (void) addButtonClicked {
8569     [self showAddSourcePrompt];
8570 }
8571
8572 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated {
8573     [[self navigationItem] setLeftBarButtonItem:(editing ? [[[UIBarButtonItem alloc]
8574         initWithTitle:UCLocalize("ADD")
8575         style:UIBarButtonItemStylePlain
8576         target:self
8577         action:@selector(addButtonClicked)
8578     ] autorelease] : [[self navigationItem] backBarButtonItem]) animated:animated];
8579
8580     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8581         initWithTitle:(editing ? UCLocalize("DONE") : UCLocalize("EDIT"))
8582         style:(editing ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8583         target:self
8584         action:@selector(editButtonClicked)
8585     ] autorelease] animated:animated];
8586
8587     if (IsWildcat_ && !editing)
8588         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8589             initWithTitle:UCLocalize("SETTINGS")
8590             style:UIBarButtonItemStylePlain
8591             target:self
8592             action:@selector(settingsButtonClicked)
8593         ] autorelease]];
8594 }
8595
8596 - (void) settingsButtonClicked {
8597     [delegate_ showSettings];
8598 }
8599
8600 - (void) editButtonClicked {
8601     [list_ setEditing:![list_ isEditing] animated:YES];
8602
8603     [self updateButtonsForEditingStatus:[list_ isEditing] animated:YES];
8604 }
8605
8606 @end
8607 /* }}} */
8608
8609 /* Settings Controller {{{ */
8610 @interface SettingsController : CyteViewController <
8611     UITableViewDataSource,
8612     UITableViewDelegate
8613 > {
8614     _transient Database *database_;
8615     // XXX: ok, "roledelegate_"?...
8616     _transient id roledelegate_;
8617     _H<UITableView, 2> table_;
8618     _H<UISegmentedControl> segment_;
8619     _H<UIView> container_;
8620 }
8621
8622 - (void) showDoneButton;
8623 - (void) resizeSegmentedControl;
8624
8625 @end
8626
8627 @implementation SettingsController
8628
8629 - (void) loadView {
8630     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8631
8632     table_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped] autorelease];
8633     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8634     [table_ setDelegate:self];
8635     [(UITableView *) table_ setDataSource:self];
8636     [[self view] addSubview:table_];
8637
8638     NSArray *items = [NSArray arrayWithObjects:
8639         UCLocalize("USER"),
8640         UCLocalize("HACKER"),
8641         UCLocalize("DEVELOPER"),
8642     nil];
8643     segment_ = [[[UISegmentedControl alloc] initWithItems:items] autorelease];
8644     [segment_ setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleLeftMargin)];
8645     container_ = [[[UIView alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, 44.0f)] autorelease];
8646     [container_ addSubview:segment_];
8647 }
8648
8649 - (void) viewDidLoad {
8650     [super viewDidLoad];
8651
8652     [[self navigationItem] setTitle:UCLocalize("WHO_ARE_YOU")];
8653
8654     int index = -1;
8655     if ([Role_ isEqualToString:@"User"]) index = 0;
8656     if ([Role_ isEqualToString:@"Hacker"]) index = 1;
8657     if ([Role_ isEqualToString:@"Developer"]) index = 2;
8658     if (index != -1) {
8659         [segment_ setSelectedSegmentIndex:index];
8660         [self showDoneButton];
8661     }
8662
8663     [segment_ addTarget:self action:@selector(segmentChanged:) forControlEvents:UIControlEventValueChanged];
8664     [self resizeSegmentedControl];
8665 }
8666
8667 - (void) releaseSubviews {
8668     table_ = nil;
8669     segment_ = nil;
8670     container_ = nil;
8671
8672     [super releaseSubviews];
8673 }
8674
8675 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
8676     if ((self = [super init]) != nil) {
8677         database_ = database;
8678         roledelegate_ = delegate;
8679     } return self;
8680 }
8681
8682 - (void) resizeSegmentedControl {
8683     CGFloat width = [[self view] frame].size.width;
8684     [segment_ setFrame:CGRectMake(width / 32.0f, 0, width - (width / 32.0f * 2.0f), 44.0f)];
8685 }
8686
8687 - (void) viewWillAppear:(BOOL)animated {
8688     [super viewWillAppear:animated];
8689
8690     [self resizeSegmentedControl];
8691 }
8692
8693 - (void) willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation duration:(NSTimeInterval)duration {
8694     [self resizeSegmentedControl];
8695 }
8696
8697 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
8698     [self resizeSegmentedControl];
8699 }
8700
8701 - (void) save {
8702     NSString *role(nil);
8703
8704     switch ([segment_ selectedSegmentIndex]) {
8705         case 0: role = @"User"; break;
8706         case 1: role = @"Hacker"; break;
8707         case 2: role = @"Developer"; break;
8708
8709         _nodefault
8710     }
8711
8712     if (![role isEqualToString:Role_]) {
8713         bool rolling(Role_ == nil);
8714         Role_ = role;
8715
8716         Settings_ = [NSMutableDictionary dictionaryWithObjectsAndKeys:
8717             Role_, @"Role",
8718         nil];
8719
8720         [Metadata_ setObject:Settings_ forKey:@"Settings"];
8721         Changed_ = true;
8722
8723         if (rolling)
8724             [roledelegate_ loadData];
8725         else
8726             [roledelegate_ updateData];
8727     }
8728 }
8729
8730 - (void) segmentChanged:(UISegmentedControl *)control {
8731     [self showDoneButton];
8732 }
8733
8734 - (void) saveAndClose {
8735     [self save];
8736
8737     [[self navigationItem] setRightBarButtonItem:nil];
8738     [[self navigationController] dismissModalViewControllerAnimated:YES];
8739 }
8740
8741 - (void) doneButtonClicked {
8742     UIActivityIndicatorView *spinner = [[[UIActivityIndicatorView alloc] initWithFrame:CGRectMake(0, 0, 20.0f, 20.0f)] autorelease];
8743     [spinner startAnimating];
8744     UIBarButtonItem *spinItem = [[[UIBarButtonItem alloc] initWithCustomView:spinner] autorelease];
8745     [[self navigationItem] setRightBarButtonItem:spinItem];
8746
8747     [self performSelector:@selector(saveAndClose) withObject:nil afterDelay:0];
8748 }
8749
8750 - (void) showDoneButton {
8751     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8752         initWithTitle:UCLocalize("DONE")
8753         style:UIBarButtonItemStyleDone
8754         target:self
8755         action:@selector(doneButtonClicked)
8756     ] autorelease] animated:([[self navigationItem] rightBarButtonItem] == nil)];
8757 }
8758
8759 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8760     // XXX: For not having a single cell in the table, this sure is a lot of sections.
8761     return 6;
8762 }
8763
8764 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8765     return 0; // :(
8766 }
8767
8768 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8769     return nil; // This method is required by the protocol.
8770 }
8771
8772 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
8773     if (section == 1)
8774         return UCLocalize("ROLE_EX");
8775     if (section == 4)
8776         return [NSString stringWithFormat:
8777             @"%@: %@\n%@: %@\n%@: %@",
8778             UCLocalize("USER"), UCLocalize("USER_EX"),
8779             UCLocalize("HACKER"), UCLocalize("HACKER_EX"),
8780             UCLocalize("DEVELOPER"), UCLocalize("DEVELOPER_EX")
8781         ];
8782     else return nil;
8783 }
8784
8785 - (CGFloat) tableView:(UITableView *)tableView heightForHeaderInSection:(NSInteger)section {
8786     return section == 3 ? 44.0f : 0;
8787 }
8788
8789 - (UIView *) tableView:(UITableView *)tableView viewForHeaderInSection:(NSInteger)section {
8790     return section == 3 ? container_ : nil;
8791 }
8792
8793 - (void) reloadData {
8794     [super reloadData];
8795
8796     [table_ reloadData];
8797 }
8798
8799 @end
8800 /* }}} */
8801 /* Stash Controller {{{ */
8802 @interface StashController : CyteViewController {
8803     _H<UIActivityIndicatorView> spinner_;
8804     _H<UILabel> status_;
8805     _H<UILabel> caption_;
8806 }
8807
8808 @end
8809
8810 @implementation StashController
8811
8812 - (void) loadView {
8813     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8814     [[self view] setBackgroundColor:[UIColor viewFlipsideBackgroundColor]];
8815
8816     spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteLarge] autorelease];
8817     CGRect spinrect = [spinner_ frame];
8818     spinrect.origin.x = ([[self view] frame].size.width / 2) - (spinrect.size.width / 2);
8819     spinrect.origin.y = [[self view] frame].size.height - 80.0f;
8820     [spinner_ setFrame:spinrect];
8821     [spinner_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin];
8822     [[self view] addSubview:spinner_];
8823     [spinner_ startAnimating];
8824
8825     CGRect captrect;
8826     captrect.size.width = [[self view] frame].size.width;
8827     captrect.size.height = 40.0f;
8828     captrect.origin.x = 0;
8829     captrect.origin.y = ([[self view] frame].size.height / 2) - (captrect.size.height * 2);
8830     caption_ = [[[UILabel alloc] initWithFrame:captrect] autorelease];
8831     [caption_ setText:UCLocalize("PREPARING_FILESYSTEM")];
8832     [caption_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8833     [caption_ setFont:[UIFont boldSystemFontOfSize:28.0f]];
8834     [caption_ setTextColor:[UIColor whiteColor]];
8835     [caption_ setBackgroundColor:[UIColor clearColor]];
8836     [caption_ setShadowColor:[UIColor blackColor]];
8837     [caption_ setTextAlignment:UITextAlignmentCenter];
8838     [[self view] addSubview:caption_];
8839
8840     CGRect statusrect;
8841     statusrect.size.width = [[self view] frame].size.width;
8842     statusrect.size.height = 30.0f;
8843     statusrect.origin.x = 0;
8844     statusrect.origin.y = ([[self view] frame].size.height / 2) - statusrect.size.height;
8845     status_ = [[[UILabel alloc] initWithFrame:statusrect] autorelease];
8846     [status_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8847     [status_ setText:UCLocalize("EXIT_WHEN_COMPLETE")];
8848     [status_ setFont:[UIFont systemFontOfSize:16.0f]];
8849     [status_ setTextColor:[UIColor whiteColor]];
8850     [status_ setBackgroundColor:[UIColor clearColor]];
8851     [status_ setShadowColor:[UIColor blackColor]];
8852     [status_ setTextAlignment:UITextAlignmentCenter];
8853     [[self view] addSubview:status_];
8854 }
8855
8856 - (void) releaseSubviews {
8857     spinner_ = nil;
8858     status_ = nil;
8859     caption_ = nil;
8860
8861     [super releaseSubviews];
8862 }
8863
8864 @end
8865 /* }}} */
8866
8867 @interface CYURLCache : SDURLCache {
8868 }
8869
8870 @end
8871
8872 @implementation CYURLCache
8873
8874 - (void) logEvent:(NSString *)event forRequest:(NSURLRequest *)request {
8875 #if !ForRelease
8876     if (false);
8877     else if ([event isEqualToString:@"no-cache"])
8878         event = @"!!!";
8879     else if ([event isEqualToString:@"store"])
8880         event = @">>>";
8881     else if ([event isEqualToString:@"invalid"])
8882         event = @"???";
8883     else if ([event isEqualToString:@"memory"])
8884         event = @"mem";
8885     else if ([event isEqualToString:@"disk"])
8886         event = @"ssd";
8887     else if ([event isEqualToString:@"miss"])
8888         event = @"---";
8889
8890     NSLog(@"%@: %@", event, [[request URL] absoluteString]);
8891 #endif
8892 }
8893
8894 - (void) storeCachedResponse:(NSCachedURLResponse *)cached forRequest:(NSURLRequest *)request {
8895     if (NSURLResponse *response = [cached response])
8896         if (NSString *mime = [response MIMEType])
8897             if ([mime isEqualToString:@"text/cache-manifest"]) {
8898                 NSURL *url([response URL]);
8899
8900 #if !ForRelease
8901                 NSLog(@"###: %@", [url absoluteString]);
8902 #endif
8903
8904                 @synchronized (HostConfig_) {
8905                     [CachedURLs_ addObject:url];
8906                 }
8907             }
8908
8909     [super storeCachedResponse:cached forRequest:request];
8910 }
8911
8912 @end
8913
8914 @interface Cydia : UIApplication <
8915     ConfirmationControllerDelegate,
8916     DatabaseDelegate,
8917     CydiaDelegate,
8918     UINavigationControllerDelegate,
8919     UITabBarControllerDelegate
8920 > {
8921     _H<UIWindow> window_;
8922     _H<CYTabBarController> tabbar_;
8923     _H<CydiaLoadingViewController> emulated_;
8924
8925     _H<NSMutableArray> essential_;
8926     _H<NSMutableArray> broken_;
8927
8928     Database *database_;
8929
8930     _H<NSURL> starturl_;
8931
8932     unsigned locked_;
8933     unsigned activity_;
8934
8935     _H<StashController> stash_;
8936
8937     bool loaded_;
8938 }
8939
8940 - (void) loadData;
8941
8942 @end
8943
8944 @implementation Cydia
8945
8946 - (void) beginUpdate {
8947     [tabbar_ beginUpdate];
8948 }
8949
8950 - (BOOL) updating {
8951     return [tabbar_ updating];
8952 }
8953
8954 - (void) _loaded {
8955     if ([broken_ count] != 0) {
8956         int count = [broken_ count];
8957
8958         UIAlertView *alert = [[[UIAlertView alloc]
8959             initWithTitle:(count == 1 ? UCLocalize("HALFINSTALLED_PACKAGE") : [NSString stringWithFormat:UCLocalize("HALFINSTALLED_PACKAGES"), count])
8960             message:UCLocalize("HALFINSTALLED_PACKAGE_EX")
8961             delegate:self
8962             cancelButtonTitle:UCLocalize("FORCIBLY_CLEAR")
8963             otherButtonTitles:
8964                 UCLocalize("TEMPORARY_IGNORE"),
8965             nil
8966         ] autorelease];
8967
8968         [alert setContext:@"fixhalf"];
8969         [alert setNumberOfRows:2];
8970         [alert show];
8971     } else if (!Ignored_ && [essential_ count] != 0) {
8972         int count = [essential_ count];
8973
8974         UIAlertView *alert = [[[UIAlertView alloc]
8975             initWithTitle:(count == 1 ? UCLocalize("ESSENTIAL_UPGRADE") : [NSString stringWithFormat:UCLocalize("ESSENTIAL_UPGRADES"), count])
8976             message:UCLocalize("ESSENTIAL_UPGRADE_EX")
8977             delegate:self
8978             cancelButtonTitle:UCLocalize("TEMPORARY_IGNORE")
8979             otherButtonTitles:
8980                 UCLocalize("UPGRADE_ESSENTIAL"),
8981                 UCLocalize("COMPLETE_UPGRADE"),
8982             nil
8983         ] autorelease];
8984
8985         [alert setContext:@"upgrade"];
8986         [alert show];
8987     }
8988 }
8989
8990 - (void) returnToCydia {
8991     [self _loaded];
8992 }
8993
8994 - (void) _saveConfig {
8995     @synchronized (database_) {
8996         _trace();
8997         MetaFile_.Sync();
8998         _trace();
8999     }
9000
9001     if (Changed_) {
9002         NSString *error(nil);
9003
9004         if (NSData *data = [NSPropertyListSerialization dataFromPropertyList:Metadata_ format:NSPropertyListBinaryFormat_v1_0 errorDescription:&error]) {
9005             _trace();
9006             NSError *error(nil);
9007             if (![data writeToFile:@"/var/lib/cydia/metadata.plist" options:NSAtomicWrite error:&error])
9008                 NSLog(@"failure to save metadata data: %@", error);
9009             _trace();
9010
9011             Changed_ = false;
9012         } else {
9013             NSLog(@"failure to serialize metadata: %@", error);
9014         }
9015     }
9016
9017     CydiaWriteSources();
9018 }
9019
9020 // Navigation controller for the queuing badge.
9021 - (UINavigationController *) queueNavigationController {
9022     NSArray *controllers = [tabbar_ viewControllers];
9023     return [controllers objectAtIndex:3];
9024 }
9025
9026 - (void) unloadData {
9027     [tabbar_ unloadData];
9028 }
9029
9030 - (void) _updateData {
9031     [self _saveConfig];
9032     [self unloadData];
9033
9034     UINavigationController *navigation = [self queueNavigationController];
9035
9036     id queuedelegate = nil;
9037     if ([[navigation viewControllers] count] > 0)
9038         queuedelegate = [[navigation viewControllers] objectAtIndex:0];
9039
9040     [queuedelegate queueStatusDidChange];
9041     [[navigation tabBarItem] setBadgeValue:(Queuing_ ? UCLocalize("Q_D") : nil)];
9042 }
9043
9044 - (void) _refreshIfPossible:(NSDate *)update {
9045     NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
9046
9047     bool recently = false;
9048     if (update != nil) {
9049         NSTimeInterval interval([update timeIntervalSinceNow]);
9050         if (interval <= 0 && interval > -(15*60))
9051             recently = true;
9052     }
9053
9054     // Don't automatic refresh if:
9055     //  - We already refreshed recently.
9056     //  - We already auto-refreshed this launch.
9057     //  - Auto-refresh is disabled.
9058     if (recently || loaded_ || ManualRefresh) {
9059         // If we are cancelling, we need to make sure it knows it's already loaded.
9060         loaded_ = true;
9061
9062         [self performSelectorOnMainThread:@selector(_loaded) withObject:nil waitUntilDone:NO];
9063     } else {
9064         // We are going to load, so remember that.
9065         loaded_ = true;
9066
9067         SCNetworkReachabilityFlags flags; {
9068             SCNetworkReachabilityRef reachability(SCNetworkReachabilityCreateWithName(NULL, "cydia.saurik.com"));
9069             SCNetworkReachabilityGetFlags(reachability, &flags);
9070             CFRelease(reachability);
9071         }
9072
9073         // XXX: this elaborate mess is what Apple is using to determine this? :(
9074         // XXX: do we care if the user has to intervene? maybe that's ok?
9075         bool reachable(
9076             (flags & kSCNetworkReachabilityFlagsReachable) != 0 && (
9077                 (flags & kSCNetworkReachabilityFlagsConnectionRequired) == 0 || (
9078                     (flags & kSCNetworkReachabilityFlagsConnectionOnDemand) != 0 ||
9079                     (flags & kSCNetworkReachabilityFlagsConnectionOnTraffic) != 0
9080                 ) && (flags & kSCNetworkReachabilityFlagsInterventionRequired) == 0 ||
9081                 (flags & kSCNetworkReachabilityFlagsIsWWAN) != 0
9082             )
9083         );
9084
9085         // If we can reach the server, auto-refresh!
9086         if (reachable)
9087             [tabbar_ performSelectorOnMainThread:@selector(setUpdate:) withObject:update waitUntilDone:NO];
9088     }
9089
9090     [pool release];
9091 }
9092
9093 - (void) refreshIfPossible {
9094     [NSThread detachNewThreadSelector:@selector(_refreshIfPossible:) toTarget:self withObject:[Metadata_ objectForKey:@"LastUpdate"]];
9095 }
9096
9097 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
9098 @synchronized (self) {
9099     UIProgressHUD *hud(loaded_ ? [self addProgressHUD] : nil);
9100     [hud setText:UCLocalize("RELOADING_DATA")];
9101
9102     [database_ yieldToSelector:@selector(reloadDataWithInvocation:) withObject:invocation];
9103
9104     size_t changes(0);
9105
9106     [essential_ removeAllObjects];
9107     [broken_ removeAllObjects];
9108
9109     NSArray *packages([database_ packages]);
9110     for (Package *package in packages) {
9111         if ([package half])
9112             [broken_ addObject:package];
9113         if ([package upgradableAndEssential:NO]) {
9114             if ([package essential])
9115                 [essential_ addObject:package];
9116             ++changes;
9117         }
9118     }
9119
9120     UITabBarItem *changesItem = [[[tabbar_ viewControllers] objectAtIndex:2] tabBarItem];
9121     if (changes != 0) {
9122         _trace();
9123         NSString *badge([[NSNumber numberWithInt:changes] stringValue]);
9124         [changesItem setBadgeValue:badge];
9125         [changesItem setAnimatedBadge:([essential_ count] > 0)];
9126         [self setApplicationIconBadgeNumber:changes];
9127     } else {
9128         _trace();
9129         [changesItem setBadgeValue:nil];
9130         [changesItem setAnimatedBadge:NO];
9131         [self setApplicationIconBadgeNumber:0];
9132     }
9133
9134     [self _updateData];
9135
9136     if (hud != nil)
9137         [self removeProgressHUD:hud];
9138 } }
9139
9140 - (void) updateData {
9141     [self _updateData];
9142 }
9143
9144 - (void) update_ {
9145     [database_ update];
9146     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
9147 }
9148
9149 - (void) disemulate {
9150     if (emulated_ == nil)
9151         return;
9152
9153     [window_ addSubview:[tabbar_ view]];
9154     [[emulated_ view] removeFromSuperview];
9155     emulated_ = nil;
9156     [window_ setUserInteractionEnabled:YES];
9157 }
9158
9159 - (void) presentModalViewController:(UIViewController *)controller force:(BOOL)force {
9160     UINavigationController *navigation([[[UINavigationController alloc] initWithRootViewController:controller] autorelease]);
9161     if (IsWildcat_)
9162         [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
9163
9164     UIViewController *parent;
9165     if (emulated_ == nil)
9166         parent = tabbar_;
9167     else if (!force)
9168         parent = emulated_;
9169     else {
9170         [self disemulate];
9171         parent = tabbar_;
9172     }
9173
9174     [parent presentModalViewController:navigation animated:YES];
9175 }
9176
9177 - (ProgressController *) invokeNewProgress:(NSInvocation *)invocation forController:(UINavigationController *)navigation withTitle:(NSString *)title {
9178     ProgressController *progress([[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease]);
9179
9180     if (navigation != nil)
9181         [navigation pushViewController:progress animated:YES];
9182     else
9183         [self presentModalViewController:progress force:YES];
9184
9185     [progress invoke:invocation withTitle:title];
9186     return progress;
9187 }
9188
9189 - (void) detachNewProgressSelector:(SEL)selector toTarget:(id)target forController:(UINavigationController *)navigation title:(NSString *)title {
9190     [self invokeNewProgress:[NSInvocation invocationWithSelector:selector forTarget:target] forController:navigation withTitle:title];
9191 }
9192
9193 - (void) repairWithInvocation:(NSInvocation *)invocation {
9194     _trace();
9195     [self invokeNewProgress:invocation forController:nil withTitle:@"REPAIRING"];
9196     _trace();
9197 }
9198
9199 - (void) repairWithSelector:(SEL)selector {
9200     [self performSelectorOnMainThread:@selector(repairWithInvocation:) withObject:[NSInvocation invocationWithSelector:selector forTarget:database_] waitUntilDone:YES];
9201 }
9202
9203 - (void) reloadData {
9204     [self reloadDataWithInvocation:nil];
9205     if ([database_ progressDelegate] == nil)
9206         [self _loaded];
9207 }
9208
9209 - (void) syncData {
9210     [self _saveConfig];
9211     [self detachNewProgressSelector:@selector(update_) toTarget:self forController:nil title:@"UPDATING_SOURCES"];
9212 }
9213
9214 - (void) addSource:(NSDictionary *) source {
9215     CydiaAddSource(source);
9216 }
9217
9218 - (void) addSource:(NSString *)href withDistribution:(NSString *)distribution andSections:(NSArray *)sections {
9219     CydiaAddSource(href, distribution, sections);
9220 }
9221
9222 - (void) addTrivialSource:(NSString *)href {
9223     CydiaAddSource(href, @"./");
9224 }
9225
9226 - (void) updateValues {
9227     Changed_ = true;
9228 }
9229
9230 - (void) resolve {
9231     pkgProblemResolver *resolver = [database_ resolver];
9232
9233     resolver->InstallProtect();
9234     if (!resolver->Resolve(true))
9235         _error->Discard();
9236 }
9237
9238 - (bool) perform {
9239     // XXX: this is a really crappy way of doing this.
9240     // like, seriously: this state machine is still broken, and cancelling this here doesn't really /fix/ that.
9241     // for one, the user can still /start/ a reloading data event while they have a queue, which is stupid
9242     // for two, this just means there is a race condition between the refresh completing and the confirmation controller appearing.
9243     if ([tabbar_ updating])
9244         [tabbar_ cancelUpdate];
9245
9246     if (![database_ prepare])
9247         return false;
9248
9249     ConfirmationController *page([[[ConfirmationController alloc] initWithDatabase:database_] autorelease]);
9250     [page setDelegate:self];
9251     UINavigationController *confirm_([[[UINavigationController alloc] initWithRootViewController:page] autorelease]);
9252
9253     if (IsWildcat_)
9254         [confirm_ setModalPresentationStyle:UIModalPresentationFormSheet];
9255     [tabbar_ presentModalViewController:confirm_ animated:YES];
9256
9257     return true;
9258 }
9259
9260 - (void) queue {
9261     @synchronized (self) {
9262         [self perform];
9263     }
9264 }
9265
9266 - (void) clearPackage:(Package *)package {
9267     @synchronized (self) {
9268         [package clear];
9269         [self resolve];
9270         [self perform];
9271     }
9272 }
9273
9274 - (void) installPackages:(NSArray *)packages {
9275     @synchronized (self) {
9276         for (Package *package in packages)
9277             [package install];
9278         [self resolve];
9279         [self perform];
9280     }
9281 }
9282
9283 - (void) installPackage:(Package *)package {
9284     @synchronized (self) {
9285         [package install];
9286         [self resolve];
9287         [self perform];
9288     }
9289 }
9290
9291 - (void) removePackage:(Package *)package {
9292     @synchronized (self) {
9293         [package remove];
9294         [self resolve];
9295         [self perform];
9296     }
9297 }
9298
9299 - (void) distUpgrade {
9300     @synchronized (self) {
9301         if (![database_ upgrade])
9302             return;
9303         [self perform];
9304     }
9305 }
9306
9307 - (void) perform_ {
9308     [database_ perform];
9309     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
9310 }
9311
9312 - (void) confirmWithNavigationController:(UINavigationController *)navigation {
9313     Queuing_ = false;
9314     ++locked_;
9315     [self detachNewProgressSelector:@selector(perform_) toTarget:self forController:navigation title:@"RUNNING"];
9316     --locked_;
9317     [self refreshIfPossible];
9318 }
9319
9320 - (void) showSettings {
9321     [self presentModalViewController:[[[SettingsController alloc] initWithDatabase:database_ delegate:self] autorelease] force:NO];
9322 }
9323
9324 - (void) retainNetworkActivityIndicator {
9325     if (activity_++ == 0)
9326         [self setNetworkActivityIndicatorVisible:YES];
9327
9328 #if TraceLogging
9329     NSLog(@"retainNetworkActivityIndicator->%d", activity_);
9330 #endif
9331 }
9332
9333 - (void) releaseNetworkActivityIndicator {
9334     if (--activity_ == 0)
9335         [self setNetworkActivityIndicatorVisible:NO];
9336
9337 #if TraceLogging
9338     NSLog(@"releaseNetworkActivityIndicator->%d", activity_);
9339 #endif
9340
9341 }
9342
9343 - (void) cancelAndClear:(bool)clear {
9344     @synchronized (self) {
9345         if (clear) {
9346             [database_ clear];
9347             Queuing_ = false;
9348         } else {
9349             Queuing_ = true;
9350         }
9351
9352         [self _updateData];
9353     }
9354 }
9355
9356 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
9357     NSString *context([alert context]);
9358
9359     if ([context isEqualToString:@"conffile"]) {
9360         FILE *input = [database_ input];
9361         if (button == [alert cancelButtonIndex])
9362             fprintf(input, "N\n");
9363         else if (button == [alert firstOtherButtonIndex])
9364             fprintf(input, "Y\n");
9365         fflush(input);
9366
9367         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9368     } else if ([context isEqualToString:@"fixhalf"]) {
9369         if (button == [alert cancelButtonIndex]) {
9370             @synchronized (self) {
9371                 for (Package *broken in (id) broken_) {
9372                     [broken remove];
9373
9374                     NSString *id = [broken id];
9375                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.prerm", id] UTF8String]);
9376                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postrm", id] UTF8String]);
9377                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.preinst", id] UTF8String]);
9378                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postinst", id] UTF8String]);
9379                 }
9380
9381                 [self resolve];
9382                 [self perform];
9383             }
9384         } else if (button == [alert firstOtherButtonIndex]) {
9385             [broken_ removeAllObjects];
9386             [self _loaded];
9387         }
9388
9389         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9390     } else if ([context isEqualToString:@"upgrade"]) {
9391         if (button == [alert firstOtherButtonIndex]) {
9392             @synchronized (self) {
9393                 for (Package *essential in (id) essential_)
9394                     [essential install];
9395
9396                 [self resolve];
9397                 [self perform];
9398             }
9399         } else if (button == [alert firstOtherButtonIndex] + 1) {
9400             [self distUpgrade];
9401         } else if (button == [alert cancelButtonIndex]) {
9402             Ignored_ = YES;
9403         }
9404
9405         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9406     }
9407 }
9408
9409 - (void) system:(NSString *)command {
9410     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9411
9412     _trace();
9413     system([command UTF8String]);
9414     _trace();
9415
9416     [pool release];
9417 }
9418
9419 - (void) applicationWillSuspend {
9420     [database_ clean];
9421     [super applicationWillSuspend];
9422 }
9423
9424 - (BOOL) isSafeToSuspend {
9425     if (locked_ != 0) {
9426 #if !ForRelease
9427         NSLog(@"isSafeToSuspend: locked_ != 0");
9428 #endif
9429         return false;
9430     }
9431
9432     // Use external process status API internally.
9433     // This is probably a really bad idea.
9434     // XXX: what is the point of this? does this solve anything at all?
9435     uint64_t status = 0;
9436     int notify_token;
9437     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
9438         notify_get_state(notify_token, &status);
9439         notify_cancel(notify_token);
9440     }
9441
9442     if (status != 0) {
9443 #if !ForRelease
9444         NSLog(@"isSafeToSuspend: status != 0");
9445 #endif
9446         return false;
9447     }
9448
9449 #if !ForRelease
9450     NSLog(@"isSafeToSuspend: -> true");
9451 #endif
9452     return true;
9453 }
9454
9455 - (void) applicationSuspend:(__GSEvent *)event {
9456     if ([self isSafeToSuspend])
9457         [super applicationSuspend:event];
9458 }
9459
9460 - (void) _animateSuspension:(BOOL)arg0 duration:(double)arg1 startTime:(double)arg2 scale:(float)arg3 {
9461     if ([self isSafeToSuspend])
9462         [super _animateSuspension:arg0 duration:arg1 startTime:arg2 scale:arg3];
9463 }
9464
9465 - (void) _setSuspended:(BOOL)value {
9466     if ([self isSafeToSuspend])
9467         [super _setSuspended:value];
9468 }
9469
9470 - (UIProgressHUD *) addProgressHUD {
9471     UIProgressHUD *hud([[[UIProgressHUD alloc] init] autorelease]);
9472     [hud setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
9473
9474     [window_ setUserInteractionEnabled:NO];
9475
9476     UIViewController *target(tabbar_);
9477     if (UIViewController *modal = [target modalViewController])
9478         target = modal;
9479
9480     [hud showInView:[target view]];
9481
9482     ++locked_;
9483     return hud;
9484 }
9485
9486 - (void) removeProgressHUD:(UIProgressHUD *)hud {
9487     --locked_;
9488     [hud hide];
9489     [hud removeFromSuperview];
9490     [window_ setUserInteractionEnabled:YES];
9491 }
9492
9493 - (CyteViewController *) pageForPackage:(NSString *)name {
9494     return [[[CYPackageController alloc] initWithDatabase:database_ forPackage:name] autorelease];
9495 }
9496
9497 - (CyteViewController *) pageForURL:(NSURL *)url forExternal:(BOOL)external {
9498     NSString *scheme([[url scheme] lowercaseString]);
9499     if ([[url absoluteString] length] <= [scheme length] + 3)
9500         return nil;
9501     NSString *path([[url absoluteString] substringFromIndex:[scheme length] + 3]);
9502     NSArray *components([path componentsSeparatedByString:@"/"]);
9503
9504     if ([scheme isEqualToString:@"apptapp"] && [components count] > 0 && [[components objectAtIndex:0] isEqualToString:@"package"])
9505         return [self pageForPackage:[components objectAtIndex:1]];
9506
9507     if ([components count] < 1 || ![scheme isEqualToString:@"cydia"])
9508         return nil;
9509
9510     NSString *base([components objectAtIndex:0]);
9511
9512     CyteViewController *controller = nil;
9513
9514     if ([base isEqualToString:@"url"]) {
9515         // This kind of URL can contain slashes in the argument, so we can't parse them below.
9516         NSString *destination = [[url absoluteString] substringFromIndex:([scheme length] + [@"://" length] + [base length] + [@"/" length])];
9517         controller = [[[CydiaWebViewController alloc] initWithURL:[NSURL URLWithString:destination]] autorelease];
9518     } else if (!external && [components count] == 1) {
9519         if ([base isEqualToString:@"manage"]) {
9520             controller = [[[ManageController alloc] init] autorelease];
9521         }
9522
9523         if ([base isEqualToString:@"storage"]) {
9524             controller = [[[CydiaWebViewController alloc] initWithURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/storage/", UI_]]] autorelease];
9525         }
9526
9527         if ([base isEqualToString:@"sources"]) {
9528             controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9529         }
9530
9531         if ([base isEqualToString:@"home"]) {
9532             controller = [[[HomeController alloc] init] autorelease];
9533         }
9534
9535         if ([base isEqualToString:@"sections"]) {
9536             controller = [[[SectionsController alloc] initWithDatabase:database_] autorelease];
9537         }
9538
9539         if ([base isEqualToString:@"search"]) {
9540             controller = [[[SearchController alloc] initWithDatabase:database_ query:nil] autorelease];
9541         }
9542
9543         if ([base isEqualToString:@"changes"]) {
9544             controller = [[[ChangesController alloc] initWithDatabase:database_] autorelease];
9545         }
9546
9547         if ([base isEqualToString:@"installed"]) {
9548             controller = [[[InstalledController alloc] initWithDatabase:database_] autorelease];
9549         }
9550     } else if ([components count] == 2) {
9551         NSString *argument = [components objectAtIndex:1];
9552
9553         if ([base isEqualToString:@"package"]) {
9554             controller = [self pageForPackage:argument];
9555         }
9556
9557         if (!external && [base isEqualToString:@"search"]) {
9558             controller = [[[SearchController alloc] initWithDatabase:database_ query:argument] autorelease];
9559         }
9560
9561         if (!external && [base isEqualToString:@"sections"]) {
9562             if ([argument isEqualToString:@"all"])
9563                 argument = nil;
9564             controller = [[[SectionController alloc] initWithDatabase:database_ section:argument] autorelease];
9565         }
9566
9567         if (!external && [base isEqualToString:@"sources"]) {
9568             if ([argument isEqualToString:@"add"]) {
9569                 controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9570                 [(SourcesController *)controller showAddSourcePrompt];
9571             } else {
9572                 Source *source = [database_ sourceWithKey:[argument stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
9573                 controller = [[[SourceController alloc] initWithDatabase:database_ source:source] autorelease];
9574             }
9575         }
9576
9577         if (!external && [base isEqualToString:@"launch"]) {
9578             [self launchApplicationWithIdentifier:argument suspended:NO];
9579             return nil;
9580         }
9581     } else if (!external && [components count] == 3) {
9582         NSString *arg1 = [components objectAtIndex:1];
9583         NSString *arg2 = [components objectAtIndex:2];
9584
9585         if ([base isEqualToString:@"package"]) {
9586             if ([arg2 isEqualToString:@"settings"]) {
9587                 controller = [[[PackageSettingsController alloc] initWithDatabase:database_ package:arg1] autorelease];
9588             } else if ([arg2 isEqualToString:@"files"]) {
9589                 if (Package *package = [database_ packageWithName:arg1]) {
9590                     controller = [[[FileTable alloc] initWithDatabase:database_] autorelease];
9591                     [(FileTable *)controller setPackage:package];
9592                 }
9593             }
9594         }
9595     }
9596
9597     [controller setDelegate:self];
9598     return controller;
9599 }
9600
9601 - (BOOL) openCydiaURL:(NSURL *)url forExternal:(BOOL)external {
9602     CyteViewController *page([self pageForURL:url forExternal:external]);
9603
9604     if (page != nil) {
9605         UINavigationController *nav = [[[UINavigationController alloc] init] autorelease];
9606         [nav setViewControllers:[NSArray arrayWithObject:page]];
9607         [tabbar_ setUnselectedViewController:nav];
9608     }
9609
9610     return page != nil;
9611 }
9612
9613 - (void) applicationOpenURL:(NSURL *)url {
9614     [super applicationOpenURL:url];
9615
9616     if (!loaded_)
9617         starturl_ = url;
9618     else
9619         [self openCydiaURL:url forExternal:YES];
9620 }
9621
9622 - (void) applicationWillResignActive:(UIApplication *)application {
9623     // Stop refreshing if you get a phone call or lock the device.
9624     if ([tabbar_ updating])
9625         [tabbar_ cancelUpdate];
9626
9627     if ([[self superclass] instancesRespondToSelector:@selector(applicationWillResignActive:)])
9628         [super applicationWillResignActive:application];
9629 }
9630
9631 - (void) saveState {
9632     [Metadata_ setObject:[tabbar_ navigationURLCollection] forKey:@"InterfaceState"];
9633     [Metadata_ setObject:[NSDate date] forKey:@"LastClosed"];
9634     [Metadata_ setObject:[NSNumber numberWithInt:[tabbar_ selectedIndex]] forKey:@"InterfaceIndex"];
9635     Changed_ = true;
9636
9637     [self _saveConfig];
9638 }
9639
9640 - (void) applicationWillTerminate:(UIApplication *)application {
9641     [self saveState];
9642 }
9643
9644 - (void) setConfigurationData:(NSString *)data {
9645     static Pcre conffile_r("^'(.*)' '(.*)' ([01]) ([01])$");
9646
9647     if (!conffile_r(data)) {
9648         lprintf("E:invalid conffile\n");
9649         return;
9650     }
9651
9652     NSString *ofile = conffile_r[1];
9653     //NSString *nfile = conffile_r[2];
9654
9655     UIAlertView *alert = [[[UIAlertView alloc]
9656         initWithTitle:UCLocalize("CONFIGURATION_UPGRADE")
9657         message:[NSString stringWithFormat:@"%@\n\n%@", UCLocalize("CONFIGURATION_UPGRADE_EX"), ofile]
9658         delegate:self
9659         cancelButtonTitle:UCLocalize("KEEP_OLD_COPY")
9660         otherButtonTitles:
9661             UCLocalize("ACCEPT_NEW_COPY"),
9662             // XXX: UCLocalize("SEE_WHAT_CHANGED"),
9663         nil
9664     ] autorelease];
9665
9666     [alert setContext:@"conffile"];
9667     [alert setNumberOfRows:2];
9668     [alert show];
9669 }
9670
9671 - (void) addStashController {
9672     ++locked_;
9673     stash_ = [[[StashController alloc] init] autorelease];
9674     [window_ addSubview:[stash_ view]];
9675 }
9676
9677 - (void) removeStashController {
9678     [[stash_ view] removeFromSuperview];
9679     stash_ = nil;
9680     --locked_;
9681 }
9682
9683 - (void) stash {
9684     [self setIdleTimerDisabled:YES];
9685
9686     [[UIApplication sharedApplication] setStatusBarStyle:UIStatusBarStyleBlackOpaque];
9687     UpdateExternalStatus(1);
9688     [self yieldToSelector:@selector(system:) withObject:@"/usr/libexec/cydia/free.sh"];
9689     UpdateExternalStatus(0);
9690
9691     [self removeStashController];
9692
9693     pid_t pid(ExecFork());
9694     if (pid == 0) {
9695         execlp("launchctl", "launchctl", "stop", "com.apple.SpringBoard", NULL);
9696         perror("launchctl stop");
9697         exit(0);
9698     }
9699
9700     ReapZombie(pid);
9701 }
9702
9703 - (void) setupViewControllers {
9704     tabbar_ = [[[CYTabBarController alloc] initWithDatabase:database_] autorelease];
9705
9706     NSMutableArray *items([NSMutableArray arrayWithObjects:
9707         [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage applicationImageNamed:@"home.png"] tag:0] autorelease],
9708         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SECTIONS") image:[UIImage applicationImageNamed:@"install.png"] tag:0] autorelease],
9709         [[[UITabBarItem alloc] initWithTitle:UCLocalize("CHANGES") image:[UIImage applicationImageNamed:@"changes.png"] tag:0] autorelease],
9710         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage applicationImageNamed:@"search.png"] tag:0] autorelease],
9711     nil]);
9712
9713     if (IsWildcat_) {
9714         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage applicationImageNamed:@"source.png"] tag:0] autorelease] atIndex:3];
9715         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
9716     } else {
9717         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("MANAGE") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
9718     }
9719
9720     NSMutableArray *controllers([NSMutableArray array]);
9721     for (UITabBarItem *item in items) {
9722         UINavigationController *controller([[[UINavigationController alloc] init] autorelease]);
9723         [controller setTabBarItem:item];
9724         [controllers addObject:controller];
9725     }
9726     [tabbar_ setViewControllers:controllers];
9727
9728     [tabbar_ setUpdateDelegate:self];
9729 }
9730
9731 - (void) _sendMemoryWarningNotification {
9732     [[NSNotificationCenter defaultCenter] postNotificationName:@"UIApplicationDidReceiveMemoryWarningNotification" object:[UIApplication sharedApplication]];
9733 }
9734
9735 - (void) _sendMemoryWarningNotifications {
9736     while (true) {
9737         [self performSelectorOnMainThread:@selector(_sendMemoryWarningNotification) withObject:nil waitUntilDone:NO];
9738         usleep(250000);
9739     }
9740 }
9741
9742 - (void) applicationDidFinishLaunching:(id)unused {
9743     //[NSThread detachNewThreadSelector:@selector(_sendMemoryWarningNotifications) toTarget:self withObject:nil];
9744
9745 _trace();
9746     if ([self respondsToSelector:@selector(setApplicationSupportsShakeToEdit:)])
9747         [self setApplicationSupportsShakeToEdit:NO];
9748
9749     @synchronized (HostConfig_) {
9750         [BridgedHosts_ addObject:[[NSURL URLWithString:CydiaURL(@"")] host]];
9751     }
9752
9753     [NSURLCache setSharedURLCache:[[[CYURLCache alloc]
9754         initWithMemoryCapacity:524288
9755         diskCapacity:10485760
9756         diskPath:[NSString stringWithFormat:@"%@/Library/Caches/com.saurik.Cydia/SDURLCache", @"/var/root"]
9757     ] autorelease]];
9758
9759     [CydiaWebViewController _initialize];
9760
9761     [NSURLProtocol registerClass:[CydiaURLProtocol class]];
9762
9763     // this would disallow http{,s} URLs from accessing this data
9764     //[WebView registerURLSchemeAsLocal:@"cydia"];
9765
9766     Font12_ = [UIFont systemFontOfSize:12];
9767     Font12Bold_ = [UIFont boldSystemFontOfSize:12];
9768     Font14_ = [UIFont systemFontOfSize:14];
9769     Font18Bold_ = [UIFont boldSystemFontOfSize:18];
9770     Font22Bold_ = [UIFont boldSystemFontOfSize:22];
9771
9772     essential_ = [NSMutableArray arrayWithCapacity:4];
9773     broken_ = [NSMutableArray arrayWithCapacity:4];
9774
9775     // XXX: I really need this thing... like, seriously... I'm sorry
9776     [[[AppCacheController alloc] initWithURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/appcache/", UI_]]] reloadData];
9777
9778     window_ = [[[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]] autorelease];
9779     [window_ orderFront:self];
9780     [window_ makeKey:self];
9781     [window_ setHidden:NO];
9782
9783     if (
9784         readlink("/Applications", NULL, 0) == -1 && errno == EINVAL ||
9785         readlink("/Library/Ringtones", NULL, 0) == -1 && errno == EINVAL ||
9786         readlink("/Library/Wallpaper", NULL, 0) == -1 && errno == EINVAL ||
9787         //readlink("/usr/bin", NULL, 0) == -1 && errno == EINVAL ||
9788         readlink("/usr/include", NULL, 0) == -1 && errno == EINVAL ||
9789         readlink("/usr/lib/pam", NULL, 0) == -1 && errno == EINVAL ||
9790         readlink("/usr/libexec", NULL, 0) == -1 && errno == EINVAL ||
9791         readlink("/usr/share", NULL, 0) == -1 && errno == EINVAL ||
9792         //readlink("/var/lib", NULL, 0) == -1 && errno == EINVAL ||
9793         false
9794     ) {
9795         [self addStashController];
9796         // XXX: this would be much cleaner as a yieldToSelector:
9797         // that way the removeStashController could happen right here inline
9798         // we also could no longer require the useless stash_ field anymore
9799         [self performSelector:@selector(stash) withObject:nil afterDelay:0];
9800         return;
9801     }
9802
9803     database_ = [Database sharedInstance];
9804     [database_ setDelegate:self];
9805
9806     [window_ setUserInteractionEnabled:NO];
9807     [self setupViewControllers];
9808
9809     emulated_ = [[[CydiaLoadingViewController alloc] init] autorelease];
9810     [window_ addSubview:[emulated_ view]];
9811
9812     [self performSelector:@selector(loadData) withObject:nil afterDelay:0];
9813 _trace();
9814 }
9815
9816 - (NSArray *) defaultStartPages {
9817     NSMutableArray *standard = [NSMutableArray array];
9818     [standard addObject:[NSArray arrayWithObject:@"cydia://home"]];
9819     [standard addObject:[NSArray arrayWithObject:@"cydia://sections"]];
9820     [standard addObject:[NSArray arrayWithObject:@"cydia://changes"]];
9821     if (!IsWildcat_) {
9822         [standard addObject:[NSArray arrayWithObject:@"cydia://manage"]];
9823     } else {
9824         [standard addObject:[NSArray arrayWithObject:@"cydia://installed"]];
9825         [standard addObject:[NSArray arrayWithObject:@"cydia://sources"]];
9826     }
9827     [standard addObject:[NSArray arrayWithObject:@"cydia://search"]];
9828     return standard;
9829 }
9830
9831 - (void) loadData {
9832 _trace();
9833     if (Role_ == nil) {
9834         [window_ setUserInteractionEnabled:YES];
9835         [self showSettings];
9836         return;
9837     } else {
9838         if ([emulated_ modalViewController] != nil)
9839             [emulated_ dismissModalViewControllerAnimated:YES];
9840         [window_ setUserInteractionEnabled:NO];
9841     }
9842
9843     [self reloadDataWithInvocation:nil];
9844     [self refreshIfPossible];
9845     PrintTimes();
9846
9847     [self disemulate];
9848
9849     int savedIndex = [[Metadata_ objectForKey:@"InterfaceIndex"] intValue];
9850     NSArray *saved = [[Metadata_ objectForKey:@"InterfaceState"] mutableCopy];
9851     int standardIndex = 0;
9852     NSArray *standard = [self defaultStartPages];
9853
9854     BOOL valid = YES;
9855
9856     if (saved == nil)
9857         valid = NO;
9858
9859     NSDate *closed = [Metadata_ objectForKey:@"LastClosed"];
9860     if (valid && closed != nil) {
9861         NSTimeInterval interval([closed timeIntervalSinceNow]);
9862         // XXX: Is 15 minutes the optimal time here?
9863         if (interval > 0 && interval <= -(15*60))
9864             valid = NO;
9865     }
9866
9867     if (valid && [saved count] != [standard count])
9868         valid = NO;
9869
9870     if (valid) {
9871         for (unsigned int i = 0; i < [standard count]; i++) {
9872             NSArray *std = [standard objectAtIndex:i], *sav = [saved objectAtIndex:i];
9873             // XXX: The "hasPrefix" sanity check here could be, in theory, fooled,
9874             //      but it's good enough for now.
9875             if ([sav count] == 0 || ![[sav objectAtIndex:0] hasPrefix:[std objectAtIndex:0]]) {
9876                 valid = NO;
9877                 break;
9878             }
9879         }
9880     }
9881
9882     NSArray *items = nil;
9883     if (valid) {
9884         [tabbar_ setSelectedIndex:savedIndex];
9885         items = saved;
9886     } else {
9887         [tabbar_ setSelectedIndex:standardIndex];
9888         items = standard;
9889     }
9890
9891     for (unsigned int tab = 0; tab < [[tabbar_ viewControllers] count]; tab++) {
9892         NSArray *stack = [items objectAtIndex:tab];
9893         UINavigationController *navigation = [[tabbar_ viewControllers] objectAtIndex:tab];
9894         NSMutableArray *current = [NSMutableArray array];
9895
9896         for (unsigned int nav = 0; nav < [stack count]; nav++) {
9897             NSString *addr = [stack objectAtIndex:nav];
9898             NSURL *url = [NSURL URLWithString:addr];
9899             CyteViewController *page = [self pageForURL:url forExternal:NO];
9900             if (page != nil)
9901                 [current addObject:page];
9902         }
9903
9904         [navigation setViewControllers:current];
9905     }
9906
9907     // (Try to) show the startup URL.
9908     if (starturl_ != nil) {
9909         [self openCydiaURL:starturl_ forExternal:NO];
9910         starturl_ = nil;
9911     }
9912 }
9913
9914 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item {
9915     if (item != nil && IsWildcat_) {
9916         [sheet showFromBarButtonItem:item animated:YES];
9917     } else {
9918         [sheet showInView:window_];
9919     }
9920 }
9921
9922 - (void) addProgressEvent:(CydiaProgressEvent *)event forTask:(NSString *)task {
9923     id<ProgressDelegate> progress([database_ progressDelegate] ?: [self invokeNewProgress:nil forController:nil withTitle:task]);
9924     [progress setTitle:task];
9925     [progress addProgressEvent:event];
9926 }
9927
9928 - (void) addProgressEventForTask:(NSArray *)data {
9929     CydiaProgressEvent *event([data objectAtIndex:0]);
9930     NSString *task([data count] < 2 ? nil : [data objectAtIndex:1]);
9931     [self addProgressEvent:event forTask:task];
9932 }
9933
9934 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task {
9935     [self performSelectorOnMainThread:@selector(addProgressEventForTask:) withObject:[NSArray arrayWithObjects:event, task, nil] waitUntilDone:YES];
9936 }
9937
9938 @end
9939
9940 /*IMP alloc_;
9941 id Alloc_(id self, SEL selector) {
9942     id object = alloc_(self, selector);
9943     lprintf("[%s]A-%p\n", self->isa->name, object);
9944     return object;
9945 }*/
9946
9947 /*IMP dealloc_;
9948 id Dealloc_(id self, SEL selector) {
9949     id object = dealloc_(self, selector);
9950     lprintf("[%s]D-%p\n", self->isa->name, object);
9951     return object;
9952 }*/
9953
9954 Class $WebDefaultUIKitDelegate;
9955
9956 MSHook(void, UIWebDocumentView$_setUIKitDelegate$, UIWebDocumentView *self, SEL _cmd, id delegate) {
9957     if (delegate == nil && $WebDefaultUIKitDelegate != nil)
9958         delegate = [$WebDefaultUIKitDelegate sharedUIKitDelegate];
9959     return _UIWebDocumentView$_setUIKitDelegate$(self, _cmd, delegate);
9960 }
9961
9962 static NSSet *MobilizedFiles_;
9963
9964 static NSURL *MobilizeURL(NSURL *url) {
9965     NSString *path([url path]);
9966     if ([path hasPrefix:@"/var/root/"]) {
9967         NSString *file([path substringFromIndex:10]);
9968         if ([MobilizedFiles_ containsObject:file])
9969             url = [NSURL fileURLWithPath:[@"/var/mobile/" stringByAppendingString:file] isDirectory:NO];
9970     }
9971
9972     return url;
9973 }
9974
9975 Class $CFXPreferencesPropertyListSource;
9976 @class CFXPreferencesPropertyListSource;
9977
9978 MSHook(BOOL, CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync, CFXPreferencesPropertyListSource *self, SEL _cmd) {
9979     NSURL *&url(MSHookIvar<NSURL *>(self, "_url")), *old(url);
9980     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9981     url = MobilizeURL(url);
9982     BOOL value(_CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync(self, _cmd));
9983     //NSLog(@"%@ %s", [url absoluteString], value ? "YES" : "NO");
9984     url = old;
9985     [pool release];
9986     return value;
9987 }
9988
9989 MSHook(void *, CFXPreferencesPropertyListSource$createPlistFromDisk, CFXPreferencesPropertyListSource *self, SEL _cmd) {
9990     NSURL *&url(MSHookIvar<NSURL *>(self, "_url")), *old(url);
9991     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9992     url = MobilizeURL(url);
9993     void *value(_CFXPreferencesPropertyListSource$createPlistFromDisk(self, _cmd));
9994     //NSLog(@"%@ %@", [url absoluteString], value);
9995     url = old;
9996     [pool release];
9997     return value;
9998 }
9999
10000 Class $NSURLConnection;
10001
10002 MSHook(id, NSURLConnection$init$, NSURLConnection *self, SEL _cmd, NSURLRequest *request, id delegate, BOOL usesCache, int64_t maxContentLength, BOOL startImmediately, NSDictionary *connectionProperties) {
10003     NSMutableURLRequest *copy([request mutableCopy]);
10004
10005     NSURL *url([copy URL]);
10006
10007     NSString *host([url host]);
10008     NSString *scheme([[url scheme] lowercaseString]);
10009
10010     NSString *compound([NSString stringWithFormat:@"%@:%@", scheme, host]);
10011
10012     @synchronized (HostConfig_) {
10013         if ([copy respondsToSelector:@selector(setHTTPShouldUsePipelining:)])
10014             if ([PipelinedHosts_ containsObject:host] || [PipelinedHosts_ containsObject:compound])
10015                 [copy setHTTPShouldUsePipelining:YES];
10016
10017         if (NSString *control = [copy valueForHTTPHeaderField:@"Cache-Control"])
10018             if ([control isEqualToString:@"max-age=0"])
10019                 if ([CachedURLs_ containsObject:url]) {
10020 #if !ForRelease
10021                     NSLog(@"~~~: %@", url);
10022 #endif
10023
10024                     [copy setCachePolicy:NSURLRequestReturnCacheDataDontLoad];
10025
10026                     [copy setValue:nil forHTTPHeaderField:@"Cache-Control"];
10027                     [copy setValue:nil forHTTPHeaderField:@"If-Modified-Since"];
10028                     [copy setValue:nil forHTTPHeaderField:@"If-None-Match"];
10029                 }
10030     }
10031
10032     if ((self = _NSURLConnection$init$(self, _cmd, copy, delegate, usesCache, maxContentLength, startImmediately, connectionProperties)) != nil) {
10033     } return self;
10034 }
10035
10036 int main(int argc, char *argv[]) {
10037     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
10038
10039     _trace();
10040
10041     UpdateExternalStatus(0);
10042
10043     if (Class $UIDevice = objc_getClass("UIDevice")) {
10044         UIDevice *device([$UIDevice currentDevice]);
10045         IsWildcat_ = [device respondsToSelector:@selector(isWildcat)] && [device isWildcat];
10046     } else
10047         IsWildcat_ = false;
10048
10049     UIScreen *screen([UIScreen mainScreen]);
10050     if ([screen respondsToSelector:@selector(scale)])
10051         ScreenScale_ = [screen scale];
10052     else
10053         ScreenScale_ = 1;
10054
10055     UIDevice *device([UIDevice currentDevice]);
10056     if (![device respondsToSelector:@selector(userInterfaceIdiom)])
10057         Idiom_ = @"iphone";
10058     else {
10059         UIUserInterfaceIdiom idiom([device userInterfaceIdiom]);
10060         if (idiom == UIUserInterfaceIdiomPhone)
10061             Idiom_ = @"iphone";
10062         else if (idiom == UIUserInterfaceIdiomPad)
10063             Idiom_ = @"ipad";
10064         else
10065             NSLog(@"unknown UIUserInterfaceIdiom!");
10066     }
10067
10068     Pcre pattern("^([0-9]+\\.[0-9]+)");
10069
10070     if (pattern([device systemVersion]))
10071         Firmware_ = pattern[1];
10072     if (pattern(Cydia_))
10073         Major_ = pattern[1];
10074
10075     SessionData_ = [NSMutableDictionary dictionaryWithCapacity:4];
10076
10077     HostConfig_ = [[[NSObject alloc] init] autorelease];
10078     @synchronized (HostConfig_) {
10079         BridgedHosts_ = [NSMutableSet setWithCapacity:4];
10080         TokenHosts_ = [NSMutableSet setWithCapacity:4];
10081         InsecureHosts_ = [NSMutableSet setWithCapacity:4];
10082         PipelinedHosts_ = [NSMutableSet setWithCapacity:4];
10083         CachedURLs_ = [NSMutableSet setWithCapacity:32];
10084     }
10085
10086     NSString *ui(@"ui/ios");
10087     if (Idiom_ != nil)
10088         ui = [ui stringByAppendingString:[NSString stringWithFormat:@"~%@", Idiom_]];
10089     ui = [ui stringByAppendingString:[NSString stringWithFormat:@"/%@", Major_]];
10090     UI_ = CydiaURL(ui);
10091
10092     PackageName = reinterpret_cast<CYString &(*)(Package *, SEL)>(method_getImplementation(class_getInstanceMethod([Package class], @selector(cyname))));
10093
10094     MobilizedFiles_ = [NSMutableSet setWithObjects:
10095         @"Library/Preferences/com.apple.Accessibility.plist",
10096         @"Library/Preferences/com.apple.preferences.sounds.plist",
10097     nil];
10098
10099     /* Library Hacks {{{ */
10100     class_addMethod(objc_getClass("DOMNodeList"), @selector(countByEnumeratingWithState:objects:count:), (IMP) &DOMNodeList$countByEnumeratingWithState$objects$count$, "I20@0:4^{NSFastEnumerationState}8^@12I16");
10101
10102     $CFXPreferencesPropertyListSource = objc_getClass("CFXPreferencesPropertyListSource");
10103
10104     Method CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync(class_getInstanceMethod($CFXPreferencesPropertyListSource, @selector(_backingPlistChangedSinceLastSync)));
10105     if (CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync != NULL) {
10106         _CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync = reinterpret_cast<BOOL (*)(CFXPreferencesPropertyListSource *, SEL)>(method_getImplementation(CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync));
10107         method_setImplementation(CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync, reinterpret_cast<IMP>(&$CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync));
10108     }
10109
10110     Method CFXPreferencesPropertyListSource$createPlistFromDisk(class_getInstanceMethod($CFXPreferencesPropertyListSource, @selector(createPlistFromDisk)));
10111     if (CFXPreferencesPropertyListSource$createPlistFromDisk != NULL) {
10112         _CFXPreferencesPropertyListSource$createPlistFromDisk = reinterpret_cast<void *(*)(CFXPreferencesPropertyListSource *, SEL)>(method_getImplementation(CFXPreferencesPropertyListSource$createPlistFromDisk));
10113         method_setImplementation(CFXPreferencesPropertyListSource$createPlistFromDisk, reinterpret_cast<IMP>(&$CFXPreferencesPropertyListSource$createPlistFromDisk));
10114     }
10115
10116     $WebDefaultUIKitDelegate = objc_getClass("WebDefaultUIKitDelegate");
10117     Method UIWebDocumentView$_setUIKitDelegate$(class_getInstanceMethod([WebView class], @selector(_setUIKitDelegate:)));
10118     if (UIWebDocumentView$_setUIKitDelegate$ != NULL) {
10119         _UIWebDocumentView$_setUIKitDelegate$ = reinterpret_cast<void (*)(UIWebDocumentView *, SEL, id)>(method_getImplementation(UIWebDocumentView$_setUIKitDelegate$));
10120         method_setImplementation(UIWebDocumentView$_setUIKitDelegate$, reinterpret_cast<IMP>(&$UIWebDocumentView$_setUIKitDelegate$));
10121     }
10122
10123     $NSURLConnection = objc_getClass("NSURLConnection");
10124     Method NSURLConnection$init$(class_getInstanceMethod($NSURLConnection, @selector(_initWithRequest:delegate:usesCache:maxContentLength:startImmediately:connectionProperties:)));
10125     if (NSURLConnection$init$ != NULL) {
10126         _NSURLConnection$init$ = reinterpret_cast<id (*)(NSURLConnection *, SEL, NSURLRequest *, id, BOOL, int64_t, BOOL, NSDictionary *)>(method_getImplementation(NSURLConnection$init$));
10127         method_setImplementation(NSURLConnection$init$, reinterpret_cast<IMP>(&$NSURLConnection$init$));
10128     }
10129     /* }}} */
10130     /* Set Locale {{{ */
10131     Locale_ = CFLocaleCopyCurrent();
10132     Languages_ = [NSLocale preferredLanguages];
10133
10134     //CFStringRef locale(CFLocaleGetIdentifier(Locale_));
10135     //NSLog(@"%@", [Languages_ description]);
10136
10137     const char *lang;
10138     if (Locale_ != NULL)
10139         lang = [(NSString *) CFLocaleGetIdentifier(Locale_) UTF8String];
10140     else if (Languages_ != nil && [Languages_ count] != 0)
10141         lang = [[Languages_ objectAtIndex:0] UTF8String];
10142     else
10143         // XXX: consider just setting to C and then falling through?
10144         lang = NULL;
10145
10146     if (lang != NULL) {
10147         Pcre pattern("^([a-z][a-z])(?:-[A-Za-z]*)?(_[A-Z][A-Z])?$");
10148         lang = !pattern(lang) ? NULL : [pattern->*@"%1$@%2$@" UTF8String];
10149     }
10150
10151     NSLog(@"Setting Language: %s", lang);
10152
10153     if (lang != NULL) {
10154         setenv("LANG", lang, true);
10155         std::setlocale(LC_ALL, lang);
10156     }
10157     /* }}} */
10158
10159     apr_app_initialize(&argc, const_cast<const char * const **>(&argv), NULL);
10160
10161     /* Parse Arguments {{{ */
10162     bool substrate(false);
10163
10164     if (argc != 0) {
10165         char **args(argv);
10166         int arge(1);
10167
10168         for (int argi(1); argi != argc; ++argi)
10169             if (strcmp(argv[argi], "--") == 0) {
10170                 arge = argi;
10171                 argv[argi] = argv[0];
10172                 argv += argi;
10173                 argc -= argi;
10174                 break;
10175             }
10176
10177         for (int argi(1); argi != arge; ++argi)
10178             if (strcmp(args[argi], "--substrate") == 0)
10179                 substrate = true;
10180             else
10181                 fprintf(stderr, "unknown argument: %s\n", args[argi]);
10182     }
10183     /* }}} */
10184
10185     App_ = [[NSBundle mainBundle] bundlePath];
10186     Advanced_ = YES;
10187
10188     setuid(0);
10189     setgid(0);
10190
10191     /*Method alloc = class_getClassMethod([NSObject class], @selector(alloc));
10192     alloc_ = alloc->method_imp;
10193     alloc->method_imp = (IMP) &Alloc_;*/
10194
10195     /*Method dealloc = class_getClassMethod([NSObject class], @selector(dealloc));
10196     dealloc_ = dealloc->method_imp;
10197     dealloc->method_imp = (IMP) &Dealloc_;*/
10198
10199     /* System Information {{{ */
10200     size_t size;
10201
10202     int maxproc;
10203     size = sizeof(maxproc);
10204     if (sysctlbyname("kern.maxproc", &maxproc, &size, NULL, 0) == -1)
10205         perror("sysctlbyname(\"kern.maxproc\", ?)");
10206     else if (maxproc < 64) {
10207         maxproc = 64;
10208         if (sysctlbyname("kern.maxproc", NULL, NULL, &maxproc, sizeof(maxproc)) == -1)
10209             perror("sysctlbyname(\"kern.maxproc\", #)");
10210     }
10211
10212     sysctlbyname("kern.osversion", NULL, &size, NULL, 0);
10213     char *osversion = new char[size];
10214     if (sysctlbyname("kern.osversion", osversion, &size, NULL, 0) == -1)
10215         perror("sysctlbyname(\"kern.osversion\", ?)");
10216     else
10217         System_ = [NSString stringWithUTF8String:osversion];
10218
10219     sysctlbyname("hw.machine", NULL, &size, NULL, 0);
10220     char *machine = new char[size];
10221     if (sysctlbyname("hw.machine", machine, &size, NULL, 0) == -1)
10222         perror("sysctlbyname(\"hw.machine\", ?)");
10223     else
10224         Machine_ = machine;
10225
10226     SerialNumber_ = (NSString *) CYIOGetValue("IOService:/", @"IOPlatformSerialNumber");
10227     ChipID_ = [CYHex((NSData *) CYIOGetValue("IODeviceTree:/chosen", @"unique-chip-id"), true) uppercaseString];
10228     BBSNum_ = CYHex((NSData *) CYIOGetValue("IOService:/AppleARMPE/baseband", @"snum"), false);
10229
10230     UniqueID_ = [device uniqueIdentifier];
10231
10232     if (NSDictionary *system = [NSDictionary dictionaryWithContentsOfFile:@"/System/Library/CoreServices/SystemVersion.plist"])
10233         Build_ = [system objectForKey:@"ProductBuildVersion"];
10234     if (NSDictionary *info = [NSDictionary dictionaryWithContentsOfFile:@"/Applications/MobileSafari.app/Info.plist"]) {
10235         Product_ = [info objectForKey:@"SafariProductVersion"];
10236         Safari_ = [info objectForKey:@"CFBundleVersion"];
10237     }
10238     /* }}} */
10239     /* Load Database {{{ */
10240     _trace();
10241     Metadata_ = [[[NSMutableDictionary alloc] initWithContentsOfFile:@"/var/lib/cydia/metadata.plist"] autorelease];
10242     _trace();
10243     SectionMap_ = [[[NSDictionary alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"Sections" ofType:@"plist"]] autorelease];
10244
10245     if (Metadata_ == NULL)
10246         Metadata_ = [NSMutableDictionary dictionaryWithCapacity:2];
10247     else {
10248         Settings_ = [Metadata_ objectForKey:@"Settings"];
10249
10250         Packages_ = [Metadata_ objectForKey:@"Packages"];
10251
10252         Values_ = [Metadata_ objectForKey:@"Values"];
10253         Sections_ = [Metadata_ objectForKey:@"Sections"];
10254         Sources_ = [Metadata_ objectForKey:@"Sources"];
10255
10256         Token_ = [Metadata_ objectForKey:@"Token"];
10257
10258         Version_ = [Metadata_ objectForKey:@"Version"];
10259
10260         @synchronized (HostConfig_) {
10261             CydiaSource_ = [Metadata_ objectForKey:@"CydiaSource"];
10262         }
10263     }
10264
10265     if (Settings_ != nil)
10266         Role_ = [Settings_ objectForKey:@"Role"];
10267
10268     if (Values_ == nil) {
10269         Values_ = [[[NSMutableDictionary alloc] initWithCapacity:4] autorelease];
10270         [Metadata_ setObject:Values_ forKey:@"Values"];
10271     }
10272
10273     if (Sections_ == nil) {
10274         Sections_ = [[[NSMutableDictionary alloc] initWithCapacity:32] autorelease];
10275         [Metadata_ setObject:Sections_ forKey:@"Sections"];
10276     }
10277
10278     if (Sources_ == nil) {
10279         Sources_ = [[[NSMutableDictionary alloc] initWithCapacity:0] autorelease];
10280         [Metadata_ setObject:Sources_ forKey:@"Sources"];
10281     }
10282
10283     if (Version_ == nil) {
10284         Version_ = [NSNumber numberWithUnsignedInt:0];
10285         [Metadata_ setObject:Version_ forKey:@"Version"];
10286     }
10287
10288     @synchronized (HostConfig_) {
10289         if (CydiaSource_ == nil) {
10290             CydiaSource_ = @"apt.saurik.com";
10291             [Metadata_ setObject:CydiaSource_ forKey:@"CydiaSource"];
10292         }
10293     }
10294
10295     if ([Version_ unsignedIntValue] == 0) {
10296         CydiaAddSource(@"http://apt.thebigboss.org/repofiles/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10297         CydiaAddSource(@"http://apt.modmyi.com/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10298         CydiaAddSource(@"http://cydia.zodttd.com/repo/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10299         CydiaAddSource(@"http://repo666.ultrasn0w.com/", @"./");
10300
10301         Version_ = [NSNumber numberWithUnsignedInt:1];
10302         [Metadata_ setObject:Version_ forKey:@"Version"];
10303
10304         [Metadata_ removeObjectForKey:@"LastUpdate"];
10305
10306         Changed_ = true;
10307     }
10308     /* }}} */
10309
10310     CydiaWriteSources();
10311
10312     _trace();
10313     MetaFile_.Open("/var/lib/cydia/metadata.cb0");
10314     _trace();
10315
10316     if (Packages_ != nil) {
10317         bool fail(false);
10318         CFDictionaryApplyFunction((CFDictionaryRef) Packages_, &PackageImport, &fail);
10319         _trace();
10320
10321         if (!fail) {
10322             [Metadata_ removeObjectForKey:@"Packages"];
10323             Packages_ = nil;
10324             Changed_ = true;
10325         }
10326     }
10327
10328     Finishes_ = [NSArray arrayWithObjects:@"return", @"reopen", @"restart", @"reload", @"reboot", nil];
10329
10330 #define MobileSubstrate_(name) \
10331     if (substrate && access("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", F_OK) == 0) { \
10332         void *handle(dlopen("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", RTLD_LAZY | RTLD_GLOBAL)); \
10333         if (handle == NULL) \
10334             NSLog(@"%s", dlerror()); \
10335     }
10336
10337     MobileSubstrate_(Activator)
10338     MobileSubstrate_(libstatusbar)
10339     MobileSubstrate_(SimulatedKeyEvents)
10340     MobileSubstrate_(WinterBoard)
10341
10342     /*if (substrate && access("/Library/MobileSubstrate/MobileSubstrate.dylib", F_OK) == 0)
10343         dlopen("/Library/MobileSubstrate/MobileSubstrate.dylib", RTLD_LAZY | RTLD_GLOBAL);*/
10344
10345     int version([[NSString stringWithContentsOfFile:@"/var/lib/cydia/firmware.ver"] intValue]);
10346
10347     if (access("/tmp/.cydia.fw", F_OK) == 0) {
10348         unlink("/tmp/.cydia.fw");
10349         goto firmware;
10350     } else if (access("/User", F_OK) != 0 || version < 4) {
10351       firmware:
10352         _trace();
10353         system("/usr/libexec/cydia/firmware.sh");
10354         _trace();
10355     }
10356
10357     _assert([[NSFileManager defaultManager]
10358         createDirectoryAtPath:@"/var/cache/apt/archives/partial"
10359         withIntermediateDirectories:YES
10360         attributes:nil
10361         error:NULL
10362     ]);
10363
10364     if (access("/tmp/cydia.chk", F_OK) == 0) {
10365         if (unlink("/var/cache/apt/pkgcache.bin") == -1)
10366             _assert(errno == ENOENT);
10367         if (unlink("/var/cache/apt/srcpkgcache.bin") == -1)
10368             _assert(errno == ENOENT);
10369     }
10370
10371     /* APT Initialization {{{ */
10372     _assert(pkgInitConfig(*_config));
10373     _assert(pkgInitSystem(*_config, _system));
10374
10375     if (lang != NULL)
10376         _config->Set("APT::Acquire::Translation", lang);
10377
10378     // XXX: this timeout might be important :(
10379     //_config->Set("Acquire::http::Timeout", 15);
10380
10381     _config->Set("Acquire::http::MaxParallel", 3);
10382     /* }}} */
10383     /* Color Choices {{{ */
10384     space_ = CGColorSpaceCreateDeviceRGB();
10385
10386     Blue_.Set(space_, 0.2, 0.2, 1.0, 1.0);
10387     Blueish_.Set(space_, 0x19/255.f, 0x32/255.f, 0x50/255.f, 1.0);
10388     Black_.Set(space_, 0.0, 0.0, 0.0, 1.0);
10389     Off_.Set(space_, 0.9, 0.9, 0.9, 1.0);
10390     White_.Set(space_, 1.0, 1.0, 1.0, 1.0);
10391     Gray_.Set(space_, 0.4, 0.4, 0.4, 1.0);
10392     Green_.Set(space_, 0.0, 0.5, 0.0, 1.0);
10393     Purple_.Set(space_, 0.0, 0.0, 0.7, 1.0);
10394     Purplish_.Set(space_, 0.4, 0.4, 0.8, 1.0);
10395
10396     InstallingColor_ = [UIColor colorWithRed:0.88f green:1.00f blue:0.88f alpha:1.00f];
10397     RemovingColor_ = [UIColor colorWithRed:1.00f green:0.88f blue:0.88f alpha:1.00f];
10398     /* }}}*/
10399     /* UIKit Configuration {{{ */
10400     void (*$GSFontSetUseLegacyFontMetrics)(BOOL)(reinterpret_cast<void (*)(BOOL)>(dlsym(RTLD_DEFAULT, "GSFontSetUseLegacyFontMetrics")));
10401     if ($GSFontSetUseLegacyFontMetrics != NULL)
10402         $GSFontSetUseLegacyFontMetrics(YES);
10403
10404     // XXX: I have a feeling this was important
10405     //UIKeyboardDisableAutomaticAppearance();
10406     /* }}} */
10407
10408     Colon_ = UCLocalize("COLON_DELIMITED");
10409     Elision_ = UCLocalize("ELISION");
10410     Error_ = UCLocalize("ERROR");
10411     Warning_ = UCLocalize("WARNING");
10412
10413     _trace();
10414     int value(UIApplicationMain(argc, argv, @"Cydia", @"Cydia"));
10415
10416     CGColorSpaceRelease(space_);
10417     CFRelease(Locale_);
10418
10419     [pool release];
10420     return value;
10421 }